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1 | %!PS-Adobe-3.0 |
2 | %%Creator: groff version 1.19.2 | |
ac50fbac | 3 | %%CreationDate: Tue Feb 11 10:59:21 2014 |
17345e5a JA |
4 | %%DocumentNeededResources: font Times-Roman |
5 | %%+ font Times-Bold | |
6 | %%+ font Times-Italic | |
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8 | %%+ font Symbol | |
9 | %%DocumentSuppliedResources: procset grops 1.19 2 | |
ac50fbac | 10 | %%Pages: 75 |
17345e5a | 11 | %%PageOrder: Ascend |
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15 | %%BeginDefaults | |
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17 | %%EndDefaults | |
18 | %%BeginProlog | |
19 | %%BeginResource: procset grops 1.19 2 | |
20 | %!PS-Adobe-3.0 Resource-ProcSet | |
21 | /setpacking where{ | |
22 | pop | |
23 | currentpacking | |
24 | true setpacking | |
25 | }if | |
26 | /grops 120 dict dup begin | |
27 | /SC 32 def | |
28 | /A/show load def | |
29 | /B{0 SC 3 -1 roll widthshow}bind def | |
30 | /C{0 exch ashow}bind def | |
31 | /D{0 exch 0 SC 5 2 roll awidthshow}bind def | |
32 | /E{0 rmoveto show}bind def | |
33 | /F{0 rmoveto 0 SC 3 -1 roll widthshow}bind def | |
34 | /G{0 rmoveto 0 exch ashow}bind def | |
35 | /H{0 rmoveto 0 exch 0 SC 5 2 roll awidthshow}bind def | |
36 | /I{0 exch rmoveto show}bind def | |
37 | /J{0 exch rmoveto 0 SC 3 -1 roll widthshow}bind def | |
38 | /K{0 exch rmoveto 0 exch ashow}bind def | |
39 | /L{0 exch rmoveto 0 exch 0 SC 5 2 roll awidthshow}bind def | |
40 | /M{rmoveto show}bind def | |
41 | /N{rmoveto 0 SC 3 -1 roll widthshow}bind def | |
42 | /O{rmoveto 0 exch ashow}bind def | |
43 | /P{rmoveto 0 exch 0 SC 5 2 roll awidthshow}bind def | |
44 | /Q{moveto show}bind def | |
45 | /R{moveto 0 SC 3 -1 roll widthshow}bind def | |
46 | /S{moveto 0 exch ashow}bind def | |
47 | /T{moveto 0 exch 0 SC 5 2 roll awidthshow}bind def | |
48 | /SF{ | |
49 | findfont exch | |
50 | [exch dup 0 exch 0 exch neg 0 0]makefont | |
51 | dup setfont | |
52 | [exch/setfont cvx]cvx bind def | |
53 | }bind def | |
54 | /MF{ | |
55 | findfont | |
56 | [5 2 roll | |
57 | 0 3 1 roll | |
58 | neg 0 0]makefont | |
59 | dup setfont | |
60 | [exch/setfont cvx]cvx bind def | |
61 | }bind def | |
62 | /level0 0 def | |
63 | /RES 0 def | |
64 | /PL 0 def | |
65 | /LS 0 def | |
66 | /MANUAL{ | |
67 | statusdict begin/manualfeed true store end | |
68 | }bind def | |
69 | /PLG{ | |
70 | gsave newpath clippath pathbbox grestore | |
71 | exch pop add exch pop | |
72 | }bind def | |
73 | /BP{ | |
74 | /level0 save def | |
75 | 1 setlinecap | |
76 | 1 setlinejoin | |
77 | 72 RES div dup scale | |
78 | LS{ | |
79 | 90 rotate | |
80 | }{ | |
81 | 0 PL translate | |
82 | }ifelse | |
83 | 1 -1 scale | |
84 | }bind def | |
85 | /EP{ | |
86 | level0 restore | |
87 | showpage | |
88 | }def | |
89 | /DA{ | |
90 | newpath arcn stroke | |
91 | }bind def | |
92 | /SN{ | |
93 | transform | |
94 | .25 sub exch .25 sub exch | |
95 | round .25 add exch round .25 add exch | |
96 | itransform | |
97 | }bind def | |
98 | /DL{ | |
99 | SN | |
100 | moveto | |
101 | SN | |
102 | lineto stroke | |
103 | }bind def | |
104 | /DC{ | |
105 | newpath 0 360 arc closepath | |
106 | }bind def | |
107 | /TM matrix def | |
108 | /DE{ | |
109 | TM currentmatrix pop | |
110 | translate scale newpath 0 0 .5 0 360 arc closepath | |
111 | TM setmatrix | |
112 | }bind def | |
113 | /RC/rcurveto load def | |
114 | /RL/rlineto load def | |
115 | /ST/stroke load def | |
116 | /MT/moveto load def | |
117 | /CL/closepath load def | |
118 | /Fr{ | |
119 | setrgbcolor fill | |
120 | }bind def | |
121 | /setcmykcolor where{ | |
122 | pop | |
123 | /Fk{ | |
124 | setcmykcolor fill | |
125 | }bind def | |
126 | }if | |
127 | /Fg{ | |
128 | setgray fill | |
129 | }bind def | |
130 | /FL/fill load def | |
131 | /LW/setlinewidth load def | |
132 | /Cr/setrgbcolor load def | |
133 | /setcmykcolor where{ | |
134 | pop | |
135 | /Ck/setcmykcolor load def | |
136 | }if | |
137 | /Cg/setgray load def | |
138 | /RE{ | |
139 | findfont | |
140 | dup maxlength 1 index/FontName known not{1 add}if dict begin | |
141 | { | |
142 | 1 index/FID ne{def}{pop pop}ifelse | |
143 | }forall | |
144 | /Encoding exch def | |
145 | dup/FontName exch def | |
146 | currentdict end definefont pop | |
147 | }bind def | |
148 | /DEFS 0 def | |
149 | /EBEGIN{ | |
150 | moveto | |
151 | DEFS begin | |
152 | }bind def | |
153 | /EEND/end load def | |
154 | /CNT 0 def | |
155 | /level1 0 def | |
156 | /PBEGIN{ | |
157 | /level1 save def | |
158 | translate | |
159 | div 3 1 roll div exch scale | |
160 | neg exch neg exch translate | |
161 | 0 setgray | |
162 | 0 setlinecap | |
163 | 1 setlinewidth | |
164 | 0 setlinejoin | |
165 | 10 setmiterlimit | |
166 | []0 setdash | |
167 | /setstrokeadjust where{ | |
168 | pop | |
169 | false setstrokeadjust | |
170 | }if | |
171 | /setoverprint where{ | |
172 | pop | |
173 | false setoverprint | |
174 | }if | |
175 | newpath | |
176 | /CNT countdictstack def | |
177 | userdict begin | |
178 | /showpage{}def | |
179 | /setpagedevice{}def | |
180 | }bind def | |
181 | /PEND{ | |
182 | countdictstack CNT sub{end}repeat | |
183 | level1 restore | |
184 | }bind def | |
185 | end def | |
186 | /setpacking where{ | |
187 | pop | |
188 | setpacking | |
189 | }if | |
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196 | %%IncludeResource: font Times-Roman | |
197 | %%IncludeResource: font Times-Bold | |
198 | %%IncludeResource: font Times-Italic | |
199 | %%IncludeResource: font Courier | |
200 | %%IncludeResource: font Symbol | |
201 | grops begin/DEFS 1 dict def DEFS begin/u{.001 mul}bind def end/RES 72 | |
ac50fbac CR |
202 | def/PL 792 def/LS false def/ENC0[/asciicircum/asciitilde/Scaron/Zcaron |
203 | /scaron/zcaron/Ydieresis/trademark/quotesingle/Euro/.notdef/.notdef | |
17345e5a JA |
204 | /.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef |
205 | /.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef/.notdef | |
ac50fbac | 206 | /.notdef/.notdef/space/exclam/quotedbl/numbersign/dollar/percent |
17345e5a JA |
207 | /ampersand/quoteright/parenleft/parenright/asterisk/plus/comma/hyphen |
208 | /period/slash/zero/one/two/three/four/five/six/seven/eight/nine/colon | |
209 | /semicolon/less/equal/greater/question/at/A/B/C/D/E/F/G/H/I/J/K/L/M/N/O | |
210 | /P/Q/R/S/T/U/V/W/X/Y/Z/bracketleft/backslash/bracketright/circumflex | |
211 | /underscore/quoteleft/a/b/c/d/e/f/g/h/i/j/k/l/m/n/o/p/q/r/s/t/u/v/w/x/y | |
212 | /z/braceleft/bar/braceright/tilde/.notdef/quotesinglbase/guillemotleft | |
213 | /guillemotright/bullet/florin/fraction/perthousand/dagger/daggerdbl | |
214 | /endash/emdash/ff/fi/fl/ffi/ffl/dotlessi/dotlessj/grave/hungarumlaut | |
215 | /dotaccent/breve/caron/ring/ogonek/quotedblleft/quotedblright/oe/lslash | |
216 | /quotedblbase/OE/Lslash/.notdef/exclamdown/cent/sterling/currency/yen | |
217 | /brokenbar/section/dieresis/copyright/ordfeminine/guilsinglleft | |
218 | /logicalnot/minus/registered/macron/degree/plusminus/twosuperior | |
219 | /threesuperior/acute/mu/paragraph/periodcentered/cedilla/onesuperior | |
220 | /ordmasculine/guilsinglright/onequarter/onehalf/threequarters | |
221 | /questiondown/Agrave/Aacute/Acircumflex/Atilde/Adieresis/Aring/AE | |
222 | /Ccedilla/Egrave/Eacute/Ecircumflex/Edieresis/Igrave/Iacute/Icircumflex | |
223 | /Idieresis/Eth/Ntilde/Ograve/Oacute/Ocircumflex/Otilde/Odieresis | |
224 | /multiply/Oslash/Ugrave/Uacute/Ucircumflex/Udieresis/Yacute/Thorn | |
225 | /germandbls/agrave/aacute/acircumflex/atilde/adieresis/aring/ae/ccedilla | |
226 | /egrave/eacute/ecircumflex/edieresis/igrave/iacute/icircumflex/idieresis | |
227 | /eth/ntilde/ograve/oacute/ocircumflex/otilde/odieresis/divide/oslash | |
228 | /ugrave/uacute/ucircumflex/udieresis/yacute/thorn/ydieresis]def | |
229 | /Courier@0 ENC0/Courier RE/Times-Italic@0 ENC0/Times-Italic RE | |
230 | /Times-Bold@0 ENC0/Times-Bold RE/Times-Roman@0 ENC0/Times-Roman RE | |
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234 | BP | |
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237 | -.35 E/F1 10.95/Times-Bold@0 SF -.219(NA)72 84 S(ME).219 E F0 | |
238 | (bash \255 GNU Bourne-Ag)108 96 Q(ain SHell)-.05 E F1(SYNOPSIS)72 112.8 | |
ac50fbac CR |
239 | Q/F2 10/Times-Bold@0 SF(bash)108 124.8 Q F0 |
240 | ([options] [command_string | \214le])2.5 E F1(COPYRIGHT)72 141.6 Q F0 | |
241 | (Bash is Cop)108 153.6 Q(yright \251 1989-2013 by the Free Softw)-.1 E | |
242 | (are F)-.1 E(oundation, Inc.)-.15 E F1(DESCRIPTION)72 170.4 Q F2(Bash) | |
243 | 108 182.4 Q F0 .973(is an)3.474 F F2(sh)3.473 E F0 .973 | |
17345e5a JA |
244 | (-compatible command language interpreter that e)B -.15(xe)-.15 G .973 |
245 | (cutes commands read from the standard).15 F(input or from a \214le.)108 | |
246 | 194.4 Q F2(Bash)5 E F0(also incorporates useful features from the)2.5 E | |
247 | /F3 10/Times-Italic@0 SF -.4(Ko)2.5 G(rn).4 E F0(and)2.5 E F3(C)2.5 E F0 | |
248 | (shells \()2.5 E F2(ksh)A F0(and)2.5 E F2(csh)2.5 E F0(\).)A F2(Bash)108 | |
249 | 211.2 Q F0 .527(is intended to be a conformant implementation of the Sh\ | |
250 | ell and Utilities portion of the IEEE POSIX)3.027 F | |
251 | (speci\214cation \(IEEE Standard 1003.1\).)108 223.2 Q F2(Bash)5 E F0 | |
252 | (can be con\214gured to be POSIX-conformant by def)2.5 E(ault.)-.1 E F1 | |
495aee44 CR |
253 | (OPTIONS)72 240 Q F0 .61(All of the)108 252 R .61 |
254 | (single-character shell options documented in the description of the) | |
255 | 5.61 F F2(set)3.11 E F0 -.2(bu)3.11 G .61(iltin command can be).2 F | |
256 | 1.284(used as options when the shell is in)108 264 R -.2(vo)-.4 G -.1 | |
257 | (ke).2 G 3.785(d. In).1 F(addition,)3.785 E F2(bash)3.785 E F0 1.285 | |
258 | (interprets the follo)3.785 F 1.285(wing options when it is)-.25 F(in) | |
ac50fbac CR |
259 | 108 276 Q -.2(vo)-.4 G -.1(ke).2 G(d:).1 E F2<ad63>108 292.8 Q F0 .881 |
260 | (If the)39.86 F F2<ad63>3.381 E F0 .881(option is present, then command\ | |
261 | s are read from the \214rst non-option ar)3.381 F(gument)-.18 E F3(com-) | |
262 | 3.38 E(mand_string)158 304.8 Q F0 5.706(.I).22 G 3.206(ft)-5.706 G .706 | |
263 | (here are ar)-3.206 F .706(guments after the)-.18 F F3(command_string) | |
264 | 3.206 E F0 3.206(,t).22 G(he)-3.206 E 3.206(ya)-.15 G .706 | |
265 | (re assigned to the posi-)-3.206 F(tional parameters, starting with)158 | |
266 | 316.8 Q F2($0)2.5 E F0(.)A F2<ad69>108 328.8 Q F0(If the)41.52 E F2 | |
267 | <ad69>2.5 E F0(option is present, the shell is)2.5 E F3(inter)2.5 E | |
268 | (active)-.15 E F0(.).18 E F2<ad6c>108 340.8 Q F0(Mak)41.52 E(e)-.1 E F2 | |
269 | (bash)2.5 E F0(act as if it had been in)2.5 E -.2(vo)-.4 G -.1(ke).2 G | |
270 | 2.5(da).1 G 2.5(sal)-2.5 G(ogin shell \(see)-2.5 E/F4 9/Times-Bold@0 SF | |
271 | (INV)2.5 E(OCA)-.405 E(TION)-.855 E F0(belo)2.25 E(w\).)-.25 E F2<ad72> | |
272 | 108 352.8 Q F0(If the)39.86 E F2<ad72>2.5 E F0 | |
273 | (option is present, the shell becomes)2.5 E F3 -.37(re)2.5 G(stricted) | |
274 | .37 E F0(\(see)3.27 E F4(RESTRICTED SHELL)2.5 E F0(belo)2.25 E(w\).)-.25 | |
275 | E F2<ad73>108 364.8 Q F0 .602(If the)40.41 F F2<ad73>3.102 E F0 .602 | |
17345e5a | 276 | (option is present, or if no ar)3.102 F .602 |
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277 | (guments remain after option processing, then commands)-.18 F .616 |
278 | (are read from the standard input.)158 376.8 R .617(This option allo) | |
279 | 5.617 F .617(ws the positional parameters to be set when)-.25 F(in)158 | |
280 | 388.8 Q -.2(vo)-.4 G(king an interacti).2 E .3 -.15(ve s)-.25 H(hell.) | |
281 | .15 E F2<ad44>108 400.8 Q F0 3.184(Al)37.08 G .684 | |
282 | (ist of all double-quoted strings preceded by)-3.184 F F2($)3.184 E F0 | |
283 | .684(is printed on the standard output.)3.184 F .683(These are)5.683 F | |
17345e5a | 284 | .458(the strings that are subject to language translation when the curr\ |
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285 | ent locale is not)158 412.8 R F2(C)2.958 E F0(or)2.959 E F2(POSIX)2.959 |
286 | E F0(.)A(This implies the)158 424.8 Q F2<ad6e>2.5 E F0 | |
17345e5a | 287 | (option; no commands will be e)2.5 E -.15(xe)-.15 G(cuted.).15 E F2 |
ac50fbac CR |
288 | ([\255+]O [)108 436.8 Q F3(shopt_option)A F2(])A F3(shopt_option)158 |
289 | 448.8 Q F0 1.097(is one of the shell options accepted by the)3.597 F F2 | |
290 | (shopt)3.597 E F0 -.2(bu)3.597 G 1.097(iltin \(see).2 F F4 1.096 | |
291 | (SHELL B)3.596 F(UIL)-.09 E(TIN)-.828 E(COMMANDS)158 460.8 Q F0(belo) | |
292 | 3.002 E 3.252(w\). If)-.25 F F3(shopt_option)3.253 E F0 .753 | |
17345e5a | 293 | (is present,)3.253 F F2<ad4f>3.253 E F0 .753(sets the v)3.253 F .753 |
ac50fbac CR |
294 | (alue of that option;)-.25 F F2(+O)3.253 E F0(unsets)3.253 E 2.625 |
295 | (it. If)158 472.8 R F3(shopt_option)2.625 E F0 .125 | |
296 | (is not supplied, the names and v)2.625 F .124 | |
297 | (alues of the shell options accepted by)-.25 F F2(shopt)2.624 E F0 .505 | |
298 | (are printed on the standard output.)158 484.8 R .505(If the in)5.505 F | |
299 | -.2(vo)-.4 G .505(cation option is).2 F F2(+O)3.005 E F0 3.005(,t)C .506 | |
17345e5a | 300 | (he output is displayed in a)-3.005 F |
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301 | (format that may be reused as input.)158 496.8 Q F2<adad>108 508.8 Q F0 |
302 | (A)38.6 E F2<adad>3.364 E F0 .864 | |
17345e5a | 303 | (signals the end of options and disables further option processing.) |
ac50fbac CR |
304 | 3.364 F(An)5.863 E 3.363(ya)-.15 G -.18(rg)-3.363 G .863(uments after) |
305 | .18 F(the)158 520.8 Q F2<adad>2.5 E F0 | |
17345e5a JA |
306 | (are treated as \214lenames and ar)2.5 E 2.5(guments. An)-.18 F(ar)2.5 E |
307 | (gument of)-.18 E F2<ad>2.5 E F0(is equi)2.5 E -.25(va)-.25 G(lent to) | |
ac50fbac CR |
308 | .25 E F2<adad>2.5 E F0(.)A F2(Bash)108 537.6 Q F0 .303 |
309 | (also interprets a number of multi-character options.)2.803 F .304 | |
17345e5a | 310 | (These options must appear on the command line)5.303 F |
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311 | (before the single-character options to be recognized.)108 549.6 Q F2 |
312 | <adad646562>108 566.4 Q(ugger)-.2 E F0 .475(Arrange for the deb)144 | |
313 | 578.4 R .475(ugger pro\214le to be e)-.2 F -.15(xe)-.15 G .475 | |
314 | (cuted before the shell starts.).15 F -.45(Tu)5.474 G .474(rns on e).45 | |
315 | F .474(xtended deb)-.15 F(ug-)-.2 E | |
316 | (ging mode \(see the description of the)144 590.4 Q F2(extdeb)2.5 E(ug) | |
495aee44 | 317 | -.2 E F0(option to the)2.5 E F2(shopt)2.5 E F0 -.2(bu)2.5 G(iltin belo) |
ac50fbac CR |
318 | .2 E(w\).)-.25 E F2(\255\255dump\255po\255strings)108 602.4 Q F0(Equi) |
319 | 144 614.4 Q -.25(va)-.25 G(lent to).25 E F2<ad44>2.5 E F0 2.5(,b)C | |
495aee44 CR |
320 | (ut the output is in the GNU)-2.7 E F3 -.1(ge)2.5 G(tte).1 E(xt)-.2 E F2 |
321 | (po)2.5 E F0(\(portable object\) \214le format.)2.5 E F2 | |
ac50fbac CR |
322 | (\255\255dump\255strings)108 626.4 Q F0(Equi)144 638.4 Q -.25(va)-.25 G |
323 | (lent to).25 E F2<ad44>2.5 E F0(.)A F2(\255\255help)108 650.4 Q F0 | |
17345e5a | 324 | (Display a usage message on standard output and e)6.26 E |
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325 | (xit successfully)-.15 E(.)-.65 E F2<adad696e6974ad8c6c65>108 662.4 Q F3 |
326 | (\214le)2.5 E F2<adad72>108 674.4 Q(c\214le)-.18 E F3(\214le)2.5 E F0 | |
327 | (Ex)144 686.4 Q 1.598(ecute commands from)-.15 F F3(\214le)6.008 E F0 | |
328 | 1.598(instead of the standard personal initialization \214le)4.278 F F3 | |
329 | (~/.bashr)3.599 E(c)-.37 E F0 1.599(if the)4.409 F(shell is interacti) | |
330 | 144 698.4 Q .3 -.15(ve \()-.25 H(see).15 E F4(INV)2.5 E(OCA)-.405 E | |
331 | (TION)-.855 E F0(belo)2.25 E(w\).)-.25 E(GNU Bash 4.3)72 768 Q | |
332 | (2014 February 2)141.79 E(1)195.95 E 0 Cg EP | |
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333 | %%Page: 2 2 |
334 | %%BeginPageSetup | |
335 | BP | |
336 | %%EndPageSetup | |
337 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
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338 | -.35 E/F1 10/Times-Bold@0 SF(\255\255login)108 84 Q F0(Equi)144 96 Q |
339 | -.25(va)-.25 G(lent to).25 E F1<ad6c>2.5 E F0(.)A F1(\255\255noediting) | |
340 | 108 112.8 Q F0(Do not use the GNU)144 124.8 Q F1 -.18(re)2.5 G(adline) | |
341 | .18 E F0(library to read command lines when the shell is interacti)2.5 E | |
342 | -.15(ve)-.25 G(.).15 E F1(\255\255nopr)108 141.6 Q(o\214le)-.18 E F0 | |
343 | .017(Do not read either the system-wide startup \214le)144 153.6 R/F2 10 | |
17345e5a | 344 | /Times-Italic@0 SF(/etc/pr)4.183 E(o\214le)-.45 E F0 .017(or an)4.183 F |
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345 | 2.517(yo)-.15 G 2.517(ft)-2.517 G .017 |
346 | (he personal initialization \214les)-2.517 F F2(~/.bash_pr)144 165.6 Q | |
347 | (o\214le)-.45 E F0(,).18 E F2(~/.bash_lo)2.697 E(gin)-.1 E F0 2.697(,o) | |
348 | .24 G(r)-2.697 E F2(~/.pr)2.698 E(o\214le)-.45 E F0 5.198(.B).18 G 2.698 | |
17345e5a JA |
349 | (yd)-5.198 G(ef)-2.698 E(ault,)-.1 E F1(bash)2.698 E F0 .198 |
350 | (reads these \214les when it is in)2.698 F -.2(vo)-.4 G -.1(ke).2 G | |
ac50fbac | 351 | 2.698(da).1 G(s)-2.698 E 2.5(al)144 177.6 S(ogin shell \(see)-2.5 E/F3 9 |
17345e5a | 352 | /Times-Bold@0 SF(INV)2.5 E(OCA)-.405 E(TION)-.855 E F0(belo)2.25 E(w\).) |
ac50fbac | 353 | -.25 E F1<adad6e6f72>108 194.4 Q(c)-.18 E F0 1.228(Do not read and e) |
17345e5a JA |
354 | 5.34 F -.15(xe)-.15 G 1.228(cute the personal initialization \214le).15 |
355 | F F2(~/.bashr)3.228 E(c)-.37 E F0 1.228(if the shell is interacti)4.038 | |
356 | F -.15(ve)-.25 G 6.228(.T).15 G(his)-6.228 E(option is on by def)144 | |
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357 | 206.4 Q(ault if the shell is in)-.1 E -.2(vo)-.4 G -.1(ke).2 G 2.5(da).1 |
358 | G(s)-2.5 E F1(sh)2.5 E F0(.)A F1(\255\255posix)108 223.2 Q F0 1.782 | |
359 | (Change the beha)144 235.2 R 1.782(vior of)-.2 F F1(bash)4.282 E F0 | |
17345e5a | 360 | 1.782(where the def)4.282 F 1.782(ault operation dif)-.1 F 1.782 |
ac50fbac CR |
361 | (fers from the POSIX standard to)-.25 F .333(match the standard \()144 |
362 | 247.2 R F2 .333(posix mode)B F0 2.833(\). See)B F3 .333(SEE ALSO)2.833 F | |
363 | F0(belo)2.583 E 2.833(wf)-.25 G .332 | |
364 | (or a reference to a document that details)-2.833 F(ho)144 259.2 Q 2.5 | |
365 | (wp)-.25 G(osix mode af)-2.5 E(fects bash')-.25 E 2.5(sb)-.55 G(eha)-2.5 | |
366 | E(vior)-.2 E(.)-.55 E F1<adad72>108 276 Q(estricted)-.18 E F0 | |
367 | (The shell becomes restricted \(see)144 288 Q F3(RESTRICTED SHELL)2.5 E | |
368 | F0(belo)2.25 E(w\).)-.25 E F1<adad76>108 304.8 Q(erbose)-.1 E F0(Equi) | |
369 | 144 316.8 Q -.25(va)-.25 G(lent to).25 E F1<ad76>5 E F0(.)A F1<adad76> | |
370 | 108 333.6 Q(ersion)-.1 E F0(Sho)144 345.6 Q 2.5(wv)-.25 G | |
17345e5a JA |
371 | (ersion information for this instance of)-2.65 E F1(bash)2.5 E F0 |
372 | (on the standard output and e)2.5 E(xit successfully)-.15 E(.)-.65 E/F4 | |
ac50fbac | 373 | 10.95/Times-Bold@0 SF(ARGUMENTS)72 362.4 Q F0 .016(If ar)108 374.4 R |
17345e5a JA |
374 | .016(guments remain after option processing, and neither the)-.18 F F1 |
375 | <ad63>2.516 E F0 .016(nor the)2.516 F F1<ad73>2.516 E F0 .016 | |
ac50fbac | 376 | (option has been supplied, the \214rst)2.516 F(ar)108 386.4 Q .041(gume\ |
17345e5a JA |
377 | nt is assumed to be the name of a \214le containing shell commands.)-.18 |
378 | F(If)5.041 E F1(bash)2.541 E F0 .041(is in)2.541 F -.2(vo)-.4 G -.1(ke) | |
379 | .2 G 2.541(di).1 G 2.541(nt)-2.541 G .041(his f)-2.541 F(ashion,)-.1 E | |
ac50fbac | 380 | F1($0)108 398.4 Q F0 .936(is set to the name of the \214le, and the pos\ |
17345e5a | 381 | itional parameters are set to the remaining ar)3.435 F(guments.)-.18 E |
ac50fbac | 382 | F1(Bash)5.936 E F0 .234(reads and e)108 410.4 R -.15(xe)-.15 G .234 |
17345e5a JA |
383 | (cutes commands from this \214le, then e).15 F(xits.)-.15 E F1(Bash) |
384 | 5.234 E F0 1.334 -.55('s e)D .234(xit status is the e).4 F .233 | |
ac50fbac | 385 | (xit status of the last com-)-.15 F .348(mand e)108 422.4 R -.15(xe)-.15 |
17345e5a JA |
386 | G .348(cuted in the script.).15 F .348(If no commands are e)5.348 F -.15 |
387 | (xe)-.15 G .348(cuted, the e).15 F .349(xit status is 0.)-.15 F .349 | |
388 | (An attempt is \214rst made to)5.349 F .254 | |
ac50fbac | 389 | (open the \214le in the current directory)108 434.4 R 2.754(,a)-.65 G |
17345e5a JA |
390 | .253 |
391 | (nd, if no \214le is found, then the shell searches the directories in) | |
ac50fbac CR |
392 | -2.754 F F3 -.666(PA)2.753 G(TH)-.189 E F0(for the script.)108 446.4 Q |
393 | F4(INV)72 463.2 Q(OCA)-.493 E(TION)-1.04 E F0(A)108 475.2 Q F2(lo)2.5 E | |
17345e5a JA |
394 | (gin shell)-.1 E F0(is one whose \214rst character of ar)2.5 E |
395 | (gument zero is a)-.18 E F1<ad>2.5 E F0 2.5(,o)C 2.5(ro)-2.5 G | |
396 | (ne started with the)-2.5 E F1(\255\255login)2.5 E F0(option.)2.5 E(An) | |
ac50fbac | 397 | 108 492 Q F2(inter)2.814 E(active)-.15 E F0 .314 |
17345e5a JA |
398 | (shell is one started without non-option ar)2.814 F .315 |
399 | (guments and without the)-.18 F F1<ad63>2.815 E F0 .315 | |
400 | (option whose standard)2.815 F 1.5 | |
401 | (input and error are both connected to terminals \(as determined by)108 | |
ac50fbac CR |
402 | 504 R F2(isatty)4 E F0 1.5(\(3\)\), or one started with the).32 F F1 |
403 | <ad69>4 E F0(option.)108 516 Q F3(PS1)5.289 E F0 .289(is set and)2.539 F | |
404 | F1<24ad>2.789 E F0(includes)2.789 E F1(i)2.789 E F0(if)2.789 E F1(bash) | |
405 | 2.789 E F0 .289(is interacti)2.789 F -.15(ve)-.25 G 2.789(,a).15 G(llo) | |
406 | -2.789 E .29(wing a shell script or a startup \214le to test this)-.25 F | |
407 | (state.)108 528 Q .033(The follo)108 544.8 R .033 | |
17345e5a JA |
408 | (wing paragraphs describe ho)-.25 F(w)-.25 E F1(bash)2.532 E F0 -.15 |
409 | (exe)2.532 G .032(cutes its startup \214les.).15 F .032(If an)5.032 F | |
410 | 2.532(yo)-.15 G 2.532(ft)-2.532 G .032(he \214les e)-2.532 F .032 | |
ac50fbac CR |
411 | (xist b)-.15 F .032(ut cannot be)-.2 F(read,)108 556.8 Q F1(bash)2.599 E |
412 | F0 .099(reports an error)2.599 F 5.099(.T)-.55 G .099(ildes are e)-5.449 | |
413 | F .099(xpanded in \214lenames as described belo)-.15 F 2.6(wu)-.25 G | |
414 | (nder)-2.6 E F1 -.18(Ti)2.6 G .1(lde Expansion).18 F F0(in)2.6 E(the)108 | |
415 | 568.8 Q F3(EXP)2.5 E(ANSION)-.666 E F0(section.)2.25 E(When)108 585.6 Q | |
416 | F1(bash)2.896 E F0 .396(is in)2.896 F -.2(vo)-.4 G -.1(ke).2 G 2.896(da) | |
417 | .1 G 2.896(sa)-2.896 G 2.896(ni)-2.896 G(nteracti)-2.896 E .696 -.15 | |
418 | (ve l)-.25 H .396(ogin shell, or as a non-interacti).15 F .695 -.15 | |
419 | (ve s)-.25 H .395(hell with the).15 F F1(\255\255login)2.895 E F0 .395 | |
420 | (option, it)2.895 F 1.333(\214rst reads and e)108 597.6 R -.15(xe)-.15 G | |
421 | 1.333(cutes commands from the \214le).15 F F2(/etc/pr)3.833 E(o\214le) | |
422 | -.45 E F0 3.834(,i)C 3.834(ft)-3.834 G 1.334(hat \214le e)-3.834 F 3.834 | |
17345e5a | 423 | (xists. After)-.15 F 1.334(reading that \214le, it)3.834 F .249 |
ac50fbac | 424 | (looks for)108 609.6 R F2(~/.bash_pr)2.749 E(o\214le)-.45 E F0(,)A F2 |
17345e5a JA |
425 | (~/.bash_lo)2.749 E(gin)-.1 E F0 2.749(,a)C(nd)-2.749 E F2(~/.pr)2.749 E |
426 | (o\214le)-.45 E F0 2.749(,i)C 2.749(nt)-2.749 G .249(hat order)-2.749 F | |
427 | 2.748(,a)-.4 G .248(nd reads and e)-2.748 F -.15(xe)-.15 G .248 | |
ac50fbac | 428 | (cutes commands from).15 F .796(the \214rst one that e)108 621.6 R .796 |
17345e5a JA |
429 | (xists and is readable.)-.15 F(The)5.796 E F1(\255\255nopr)3.296 E |
430 | (o\214le)-.18 E F0 .797(option may be used when the shell is started to) | |
ac50fbac CR |
431 | 3.296 F(inhibit this beha)108 633.6 Q(vior)-.2 E(.)-.55 E |
432 | (When a login shell e)108 650.4 Q(xits,)-.15 E F1(bash)2.5 E F0 | |
17345e5a JA |
433 | (reads and e)2.5 E -.15(xe)-.15 G(cutes commands from the \214le).15 E |
434 | F2(~/.bash_lo)2.5 E(gout)-.1 E F0 2.5(,i)C 2.5(fi)-2.5 G 2.5(te)-2.5 G | |
ac50fbac | 435 | (xists.)-2.65 E 1.698(When an interacti)108 667.2 R 1.998 -.15(ve s)-.25 |
17345e5a JA |
436 | H 1.698(hell that is not a login shell is started,).15 F F1(bash)4.197 E |
437 | F0 1.697(reads and e)4.197 F -.15(xe)-.15 G 1.697(cutes commands from) | |
ac50fbac | 438 | .15 F F2(~/.bashr)108 679.2 Q(c)-.37 E F0 2.535(,i)C 2.535(ft)-2.535 G |
17345e5a JA |
439 | .035(hat \214le e)-2.535 F 2.535(xists. This)-.15 F .036 |
440 | (may be inhibited by using the)2.535 F F1<adad6e6f72>2.536 E(c)-.18 E F0 | |
441 | 2.536(option. The)2.536 F F1<adad72>2.536 E(c\214le)-.18 E F2(\214le) | |
ac50fbac | 442 | 2.536 E F0 .036(option will)2.536 F(force)108 691.2 Q F1(bash)2.5 E F0 |
17345e5a | 443 | (to read and e)2.5 E -.15(xe)-.15 G(cute commands from).15 E F2(\214le) |
ac50fbac CR |
444 | 2.5 E F0(instead of)2.5 E F2(~/.bashr)2.5 E(c)-.37 E F0(.)A(When)108 708 |
445 | Q F1(bash)5.306 E F0 2.806(is started non-interacti)5.306 F -.15(ve)-.25 | |
446 | G(ly).15 E 5.306(,t)-.65 G 5.306(or)-5.306 G 2.806 | |
17345e5a | 447 | (un a shell script, for e)-5.306 F 2.805(xample, it looks for the v)-.15 |
ac50fbac | 448 | F(ariable)-.25 E F3 -.27(BA)108 720 S(SH_ENV).27 E F0 1.01(in the en) |
17345e5a JA |
449 | 3.26 F 1.01(vironment, e)-.4 F 1.01(xpands its v)-.15 F 1.01 |
450 | (alue if it appears there, and uses the e)-.25 F 1.011(xpanded v)-.15 F | |
ac50fbac CR |
451 | 1.011(alue as the)-.25 F(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E |
452 | (2)195.95 E 0 Cg EP | |
17345e5a JA |
453 | %%Page: 3 3 |
454 | %%BeginPageSetup | |
455 | BP | |
456 | %%EndPageSetup | |
457 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
458 | -.35 E(name of a \214le to read and e)108 84 Q -.15(xe)-.15 G(cute.).15 |
459 | E/F1 10/Times-Bold@0 SF(Bash)5 E F0(beha)2.5 E -.15(ve)-.2 G 2.5(sa).15 | |
460 | G 2.5(si)-2.5 G 2.5(ft)-2.5 G(he follo)-2.5 E(wing command were e)-.25 E | |
461 | -.15(xe)-.15 G(cuted:).15 E/F2 10/Courier@0 SF | |
462 | (if [ \255n "$BASH_ENV" ]; then . "$BASH_ENV"; fi)144 102 Q F0 -.2(bu) | |
463 | 108 120 S 2.5(tt).2 G(he v)-2.5 E(alue of the)-.25 E/F3 9/Times-Bold@0 | |
464 | SF -.666(PA)2.5 G(TH)-.189 E F0 -.25(va)2.25 G | |
465 | (riable is not used to search for the \214lename.).25 E(If)108 136.8 Q | |
466 | F1(bash)3.417 E F0 .917(is in)3.417 F -.2(vo)-.4 G -.1(ke).2 G 3.417(dw) | |
467 | .1 G .917(ith the name)-3.417 F F1(sh)3.417 E F0 3.417(,i)C 3.417(tt) | |
468 | -3.417 G .917(ries to mimic the startup beha)-3.417 F .917 | |
469 | (vior of historical v)-.2 F .917(ersions of)-.15 F F1(sh)3.417 E F0(as) | |
470 | 3.417 E .145 | |
17345e5a | 471 | (closely as possible, while conforming to the POSIX standard as well.) |
ac50fbac | 472 | 108 148.8 R .145(When in)5.145 F -.2(vo)-.4 G -.1(ke).2 G 2.645(da).1 G |
17345e5a | 473 | 2.645(sa)-2.645 G 2.645(ni)-2.645 G(nteracti)-2.645 E .445 -.15(ve l) |
ac50fbac | 474 | -.25 H(ogin).15 E 1.264(shell, or a non-interacti)108 160.8 R 1.564 -.15 |
17345e5a JA |
475 | (ve s)-.25 H 1.264(hell with the).15 F F1(\255\255login)3.764 E F0 1.264 |
476 | (option, it \214rst attempts to read and e)3.764 F -.15(xe)-.15 G 1.263 | |
ac50fbac CR |
477 | (cute commands).15 F(from)108 172.8 Q/F4 10/Times-Italic@0 SF(/etc/pr) |
478 | 4.142 E(o\214le)-.45 E F0(and)3.172 E F4(~/.pr)2.992 E(o\214le)-.45 E F0 | |
17345e5a JA |
479 | 2.992(,i).18 G 2.992(nt)-2.992 G .492(hat order)-2.992 F 5.492(.T)-.55 G |
480 | (he)-5.492 E F1(\255\255nopr)2.992 E(o\214le)-.18 E F0 .493 | |
481 | (option may be used to inhibit this beha)2.993 F(vior)-.2 E(.)-.55 E | |
ac50fbac CR |
482 | .418(When in)108 184.8 R -.2(vo)-.4 G -.1(ke).2 G 2.918(da).1 G 2.918 |
483 | (sa)-2.918 G 2.918(ni)-2.918 G(nteracti)-2.918 E .718 -.15(ve s)-.25 H | |
484 | .418(hell with the name).15 F F1(sh)2.918 E F0(,)A F1(bash)2.918 E F0 | |
485 | .418(looks for the v)2.918 F(ariable)-.25 E F3(ENV)2.918 E/F5 9 | |
486 | /Times-Roman@0 SF(,)A F0 -.15(ex)2.667 G .417(pands its v).15 F(alue) | |
487 | -.25 E .171(if it is de\214ned, and uses the e)108 196.8 R .171 | |
17345e5a JA |
488 | (xpanded v)-.15 F .171(alue as the name of a \214le to read and e)-.25 F |
489 | -.15(xe)-.15 G 2.671(cute. Since).15 F 2.671(as)2.671 G .171(hell in) | |
ac50fbac | 490 | -2.671 F -.2(vo)-.4 G -.1(ke).2 G(d).1 E(as)108 208.8 Q F1(sh)3.081 E F0 |
17345e5a JA |
491 | .581(does not attempt to read and e)3.081 F -.15(xe)-.15 G .581 |
492 | (cute commands from an).15 F 3.08(yo)-.15 G .58 | |
493 | (ther startup \214les, the)-3.08 F F1<adad72>3.08 E(c\214le)-.18 E F0 | |
ac50fbac | 494 | .58(option has)3.08 F .182(no ef)108 220.8 R 2.682(fect. A)-.25 F |
17345e5a JA |
495 | (non-interacti)2.682 E .482 -.15(ve s)-.25 H .182(hell in).15 F -.2(vo) |
496 | -.4 G -.1(ke).2 G 2.682(dw).1 G .182(ith the name)-2.682 F F1(sh)2.682 E | |
497 | F0 .182(does not attempt to read an)2.682 F 2.683(yo)-.15 G .183 | |
ac50fbac CR |
498 | (ther startup \214les.)-2.683 F(When in)108 232.8 Q -.2(vo)-.4 G -.1(ke) |
499 | .2 G 2.5(da).1 G(s)-2.5 E F1(sh)2.5 E F0(,)A F1(bash)2.5 E F0(enters)2.5 | |
500 | E F4(posix)3.75 E F0(mode after the startup \214les are read.)3.03 E | |
501 | (When)108 249.6 Q F1(bash)2.727 E F0 .226(is started in)2.727 F F4 | |
502 | (posix)3.976 E F0 .226(mode, as with the)3.256 F F1(\255\255posix)2.726 | |
503 | E F0 .226(command line option, it follo)2.726 F .226(ws the POSIX stan-) | |
504 | -.25 F .341(dard for startup \214les.)108 261.6 R .341 | |
505 | (In this mode, interacti)5.341 F .641 -.15(ve s)-.25 H .341(hells e).15 | |
506 | F .341(xpand the)-.15 F F3(ENV)2.841 E F0 -.25(va)2.591 G .342 | |
507 | (riable and commands are read and).25 F -.15(exe)108 273.6 S | |
508 | (cuted from the \214le whose name is the e).15 E(xpanded v)-.15 E 2.5 | |
509 | (alue. No)-.25 F(other startup \214les are read.)2.5 E F1(Bash)108 290.4 | |
510 | Q F0 .224(attempts to determine when it is being run with its standard \ | |
511 | input connected to a netw)2.724 F .223(ork connection,)-.1 F .025 | |
512 | (as when e)108 302.4 R -.15(xe)-.15 G .025 | |
513 | (cuted by the remote shell daemon, usually).15 F F4 -.1(rs)2.525 G(hd).1 | |
495aee44 | 514 | E F0 2.525(,o)C 2.525(rt)-2.525 G .025(he secure shell daemon)-2.525 F |
ac50fbac CR |
515 | F4(sshd)2.525 E F0 5.025(.I)C(f)-5.025 E F1(bash)2.525 E F0(deter)2.525 |
516 | E(-)-.2 E .134(mines it is being run in this f)108 314.4 R .134 | |
495aee44 | 517 | (ashion, it reads and e)-.1 F -.15(xe)-.15 G .133(cutes commands from) |
ac50fbac | 518 | .15 F F4(~/.bashr)2.633 E(c)-.37 E F0 2.633(,i)C 2.633(ft)-2.633 G .133 |
495aee44 | 519 | (hat \214le e)-2.633 F .133(xists and is)-.15 F 2.869(readable. It)108 |
ac50fbac | 520 | 326.4 R .369(will not do this if in)2.869 F -.2(vo)-.4 G -.1(ke).2 G |
495aee44 CR |
521 | 2.869(da).1 G(s)-2.869 E F1(sh)2.869 E F0 5.369(.T)C(he)-5.369 E F1 |
522 | <adad6e6f72>2.869 E(c)-.18 E F0 .369 | |
523 | (option may be used to inhibit this beha)2.869 F(vior)-.2 E 2.869(,a)-.4 | |
ac50fbac CR |
524 | G(nd)-2.869 E(the)108 338.4 Q F1<adad72>2.919 E(c\214le)-.18 E F0 .419 |
525 | (option may be used to force another \214le to be read, b)2.919 F .419 | |
526 | (ut neither)-.2 F F4 -.1(rs)2.919 G(hd).1 E F0(nor)2.919 E F4(sshd)2.919 | |
527 | E F0 .418(generally in)2.919 F -.2(vo)-.4 G -.1(ke).2 G | |
528 | (the shell with those options or allo)108 350.4 Q 2.5(wt)-.25 G | |
17345e5a | 529 | (hem to be speci\214ed.)-2.5 E 1.207 |
ac50fbac | 530 | (If the shell is started with the ef)108 367.2 R(fecti)-.25 E 1.507 -.15 |
17345e5a JA |
531 | (ve u)-.25 H 1.208 |
532 | (ser \(group\) id not equal to the real user \(group\) id, and the).15 F | |
533 | F1<ad70>3.708 E F0 .536(option is not supplied, no startup \214les are \ | |
ac50fbac CR |
534 | read, shell functions are not inherited from the en)108 379.2 R .535 |
535 | (vironment, the)-.4 F F3(SHELLOPTS)108 391.2 Q F5(,)A F3 -.27(BA)2.959 G | |
536 | (SHOPTS).27 E F5(,)A F3(CDP)2.959 E -.855(AT)-.666 G(H).855 E F5(,)A F0 | |
0001803f CR |
537 | (and)2.959 E F3(GLOBIGNORE)3.209 E F0 -.25(va)2.959 G .709 |
538 | (riables, if the).25 F 3.209(ya)-.15 G .71(ppear in the en)-3.209 F .71 | |
ac50fbac | 539 | (vironment, are)-.4 F .905(ignored, and the ef)108 403.2 R(fecti)-.25 E |
0001803f CR |
540 | 1.205 -.15(ve u)-.25 H .904(ser id is set to the real user id.).15 F |
541 | .904(If the)5.904 F F1<ad70>3.404 E F0 .904(option is supplied at in) | |
ac50fbac | 542 | 3.404 F -.2(vo)-.4 G .904(cation, the).2 F(startup beha)108 415.2 Q |
0001803f | 543 | (vior is the same, b)-.2 E(ut the ef)-.2 E(fecti)-.25 E .3 -.15(ve u) |
ac50fbac CR |
544 | -.25 H(ser id is not reset.).15 E/F6 10.95/Times-Bold@0 SF(DEFINITIONS) |
545 | 72 432 Q F0(The follo)108 444 Q | |
17345e5a | 546 | (wing de\214nitions are used throughout the rest of this document.)-.25 |
ac50fbac CR |
547 | E F1(blank)108 456 Q F0 2.5(As)11.54 G(pace or tab)-2.5 E(.)-.4 E F1 -.1 |
548 | (wo)108 468 S(rd).1 E F0 2.5(As)13.88 G | |
17345e5a JA |
549 | (equence of characters considered as a single unit by the shell.)-2.5 E |
550 | (Also kno)5 E(wn as a)-.25 E F1(tok)2.5 E(en)-.1 E F0(.)A F1(name)108 | |
ac50fbac | 551 | 480 Q F0(A)12.67 E F4(wor)3.005 E(d)-.37 E F0 .165 |
17345e5a JA |
552 | (consisting only of alphanumeric characters and underscores, and be) |
553 | 3.435 F .166(ginning with an alpha-)-.15 F | |
ac50fbac CR |
554 | (betic character or an underscore.)144 492 Q(Also referred to as an)5 E |
555 | F1(identi\214er)2.5 E F0(.)A F1(metacharacter)108 504 Q F0 2.5(Ac)144 | |
556 | 516 S(haracter that, when unquoted, separates w)-2.5 E 2.5(ords. One)-.1 | |
557 | F(of the follo)2.5 E(wing:)-.25 E F1 5(|&;\(\)<>s)144 528 S 2.5 | |
558 | (pace tab)-5 F(contr)108 540 Q(ol operator)-.18 E F0(A)144 552 Q F4(tok) | |
559 | 2.5 E(en)-.1 E F0(that performs a control function.)2.5 E | |
495aee44 | 560 | (It is one of the follo)5 E(wing symbols:)-.25 E F1 2.5 |
ac50fbac CR |
561 | (|| & && ; ;; \( \) | |&)144 564 R(<newline>)10 E F6(RESER)72 580.8 Q |
562 | (VED W)-.602 E(ORDS)-.11 E F4 .307(Reserved wor)108 592.8 R(ds)-.37 E F0 | |
495aee44 CR |
563 | .307(are w)2.807 F .307(ords that ha)-.1 F .607 -.15(ve a s)-.2 H .306 |
564 | (pecial meaning to the shell.).15 F .306(The follo)5.306 F .306(wing w) | |
ac50fbac | 565 | -.25 F .306(ords are recognized as)-.1 F(reserv)108 604.8 Q .227 |
495aee44 CR |
566 | (ed when unquoted and either the \214rst w)-.15 F .227 |
567 | (ord of a simple command \(see)-.1 F F3 .227(SHELL GRAMMAR)2.727 F F0 | |
ac50fbac CR |
568 | (belo)2.477 E .227(w\) or)-.25 F(the third w)108 616.8 Q(ord of a)-.1 E |
569 | F1(case)2.5 E F0(or)2.5 E F1 -.25(fo)2.5 G(r).25 E F0(command:)2.5 E F1 | |
570 | 11.295(!c)144 633.6 S 8.795(ase copr)-11.295 F 8.795 | |
571 | (oc do done elif else esac \214 f)-.18 F 8.795 | |
572 | (or function if in select then)-.25 F 7.5(until while { } time [[ ]])144 | |
573 | 645.6 R F6(SHELL GRAMMAR)72 662.4 Q F1(Simple Commands)87 674.4 Q F0(A) | |
574 | 108 686.4 Q F4 .388(simple command)2.888 F F0 .388 | |
575 | (is a sequence of optional v)2.888 F .389(ariable assignments follo)-.25 | |
576 | F .389(wed by)-.25 F F1(blank)2.889 E F0 .389(-separated w)B .389 | |
577 | (ords and)-.1 F .816(redirections, and terminated by a)108 698.4 R F4 | |
578 | (contr)3.316 E .815(ol oper)-.45 F(ator)-.15 E F0 5.815(.T)C .815 | |
579 | (he \214rst w)-5.815 F .815(ord speci\214es the command to be e)-.1 F | |
580 | -.15(xe)-.15 G(cuted,).15 E(and is passed as ar)108 710.4 Q | |
581 | (gument zero.)-.18 E(The remaining w)5 E(ords are passed as ar)-.1 E | |
582 | (guments to the in)-.18 E -.2(vo)-.4 G -.1(ke).2 G 2.5(dc).1 G(ommand.) | |
583 | -2.5 E .175(The return v)108 727.2 R .175(alue of a)-.25 F F4 .175 | |
584 | (simple command)2.675 F F0 .175(is its e)2.675 F .175 | |
585 | (xit status, or 128+)-.15 F F4(n)A F0 .176 | |
586 | (if the command is terminated by signal)3.508 F F4(n)2.676 E F0(.).24 E | |
587 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(3)195.95 E 0 Cg EP | |
17345e5a JA |
588 | %%Page: 4 4 |
589 | %%BeginPageSetup | |
590 | BP | |
591 | %%EndPageSetup | |
592 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
593 | -.35 E/F1 10/Times-Bold@0 SF(Pipelines)87 84 Q F0(A)108 96 Q/F2 10 |
594 | /Times-Italic@0 SF(pipeline)2.996 E F0 .496(is a sequence of one or mor\ | |
595 | e commands separated by one of the control operators)2.996 F F1(|)2.996 | |
596 | E F0(or)2.996 E F1(|&)2.996 E F0 5.496(.T)C(he)-5.496 E | |
597 | (format for a pipeline is:)108 108 Q([)144 124.8 Q F1(time)A F0([)2.5 E | |
598 | F1<ad70>A F0(]] [ ! ])A F2(command)2.5 E F0 2.5([[)2.5 G F1(|)-2.5 E/F3 | |
599 | 10/Symbol SF<ef>A F1(|&)A F0(])A F2(command2)2.5 E F0(... ])2.5 E .243 | |
600 | (The standard output of)108 141.6 R F2(command)2.943 E F0 .244 | |
17345e5a JA |
601 | (is connected via a pipe to the standard input of)3.513 F F2(command2) |
602 | 2.744 E F0 5.244(.T).02 G .244(his connec-)-5.244 F .643 | |
ac50fbac | 603 | (tion is performed before an)108 153.6 R 3.143(yr)-.15 G .642 |
17345e5a JA |
604 | (edirections speci\214ed by the command \(see)-3.143 F/F4 9/Times-Bold@0 |
605 | SF(REDIRECTION)3.142 E F0(belo)2.892 E 3.142(w\). If)-.25 F F1(|&)3.142 | |
ac50fbac CR |
606 | E F0(is)3.142 E(used,)108 165.6 Q F2(command)3.647 E F0 2.247 -.55('s s) |
607 | D 1.147(tandard error).55 F 3.647(,i)-.4 G 3.647(na)-3.647 G 1.147 | |
608 | (ddition to its standard output, is connected to)-3.647 F F2(command2) | |
609 | 3.648 E F0 2.248 -.55('s s)D(tandard).55 E .028 | |
610 | (input through the pipe; it is shorthand for)108 177.6 R F1 .028(2>&1 |) | |
611 | 2.528 F F0 5.028(.T)C .028 | |
612 | (his implicit redirection of the standard error to the stan-)-5.028 F | |
613 | (dard output is performed after an)108 189.6 Q 2.5(yr)-.15 G | |
614 | (edirections speci\214ed by the command.)-2.5 E .48 | |
615 | (The return status of a pipeline is the e)108 206.4 R .48 | |
17345e5a | 616 | (xit status of the last command, unless the)-.15 F F1(pipefail)2.98 E F0 |
ac50fbac | 617 | .48(option is enabled.)2.98 F(If)108 218.4 Q F1(pipefail)2.687 E F0 .187 |
17345e5a JA |
618 | (is enabled, the pipeline')2.687 F 2.687(sr)-.55 G .186 |
619 | (eturn status is the v)-2.687 F .186 | |
620 | (alue of the last \(rightmost\) command to e)-.25 F .186(xit with a)-.15 | |
ac50fbac | 621 | F .61(non-zero status, or zero if all commands e)108 230.4 R .611 |
17345e5a JA |
622 | (xit successfully)-.15 F 5.611(.I)-.65 G 3.111(ft)-5.611 G .611 |
623 | (he reserv)-3.111 F .611(ed w)-.15 F(ord)-.1 E F1(!)3.111 E F0 .611 | |
ac50fbac | 624 | (precedes a pipeline, the)5.611 F -.15(ex)108 242.4 S .55 |
17345e5a JA |
625 | (it status of that pipeline is the logical ne).15 F -.05(ga)-.15 G .55 |
626 | (tion of the e).05 F .55(xit status as described abo)-.15 F -.15(ve)-.15 | |
627 | G 5.55(.T).15 G .55(he shell w)-5.55 F .55(aits for)-.1 F | |
628 | (all commands in the pipeline to terminate before returning a v)108 | |
ac50fbac | 629 | 254.4 Q(alue.)-.25 E .298(If the)108 271.2 R F1(time)2.799 E F0(reserv) |
17345e5a | 630 | 2.799 E .299(ed w)-.15 F .299(ord precedes a pipeline, the elapsed as w\ |
ac50fbac | 631 | ell as user and system time consumed by its)-.1 F -.15(exe)108 283.2 S |
17345e5a JA |
632 | .14(cution are reported when the pipeline terminates.).15 F(The)5.139 E |
633 | F1<ad70>2.639 E F0 .139(option changes the output format to that spec-) | |
ac50fbac | 634 | 2.639 F .302(i\214ed by POSIX.)108 295.2 R .303(When the shell is in) |
495aee44 CR |
635 | 5.302 F F2 .303(posix mode)2.803 F F0 2.803(,i)C 2.803(td)-2.803 G .303 |
636 | (oes not recognize)-2.803 F F1(time)2.803 E F0 .303(as a reserv)2.803 F | |
ac50fbac | 637 | .303(ed w)-.15 F .303(ord if the ne)-.1 F(xt)-.15 E(tok)108 307.2 Q .736 |
495aee44 CR |
638 | (en be)-.1 F .736(gins with a `-'.)-.15 F(The)5.736 E F4(TIMEFORMA)3.236 |
639 | E(T)-.855 E F0 -.25(va)2.986 G .736 | |
640 | (riable may be set to a format string that speci\214es ho).25 F 3.235 | |
641 | (wt)-.25 G(he)-3.235 E 2.225 | |
642 | (timing information should be displayed; see the description of)108 | |
ac50fbac CR |
643 | 319.2 R F4(TIMEFORMA)4.726 E(T)-.855 E F0(under)4.476 E F1 2.226 |
644 | (Shell V)4.726 F(ariables)-.92 E F0(belo)108 331.2 Q -.65(w.)-.25 G .85 | |
645 | (When the shell is in)108 348 R F2 .85(posix mode)3.35 F F0(,)A F1(time) | |
646 | 3.35 E F0 .85(may be follo)3.35 F .85(wed by a ne)-.25 F 3.35(wline. In) | |
647 | -.25 F .85(this case, the shell displays the)3.35 F 1.073 | |
495aee44 | 648 | (total user and system time consumed by the shell and its children.)108 |
ac50fbac | 649 | 360 R(The)6.074 E F4(TIMEFORMA)3.574 E(T)-.855 E F0 -.25(va)3.324 G |
495aee44 | 650 | 1.074(riable may be).25 F |
ac50fbac CR |
651 | (used to specify the format of the time information.)108 372 Q |
652 | (Each command in a pipeline is e)108 388.8 Q -.15(xe)-.15 G | |
17345e5a | 653 | (cuted as a separate process \(i.e., in a subshell\).).15 E F1(Lists)87 |
ac50fbac | 654 | 405.6 Q F0(A)108 417.6 Q F2(list)2.85 E F0 .35(is a sequence of one or \ |
495aee44 CR |
655 | more pipelines separated by one of the operators)2.85 F F1(;)2.849 E F0 |
656 | (,)A F1(&)2.849 E F0(,)A F1(&&)2.849 E F0 2.849(,o)C(r)-2.849 E F1(||) | |
657 | 2.849 E F0 2.849(,a)C .349(nd option-)-2.849 F | |
ac50fbac | 658 | (ally terminated by one of)108 429.6 Q F1(;)2.5 E F0(,)A F1(&)2.5 E F0 |
495aee44 | 659 | 2.5(,o)C(r)-2.5 E F1(<newline>)2.5 E F0(.)A .96 |
ac50fbac | 660 | (Of these list operators,)108 446.4 R F1(&&)3.46 E F0(and)3.46 E F1(||) |
495aee44 CR |
661 | 3.46 E F0(ha)3.46 E 1.26 -.15(ve e)-.2 H .961(qual precedence, follo).15 |
662 | F .961(wed by)-.25 F F1(;)3.461 E F0(and)3.461 E F1(&)3.461 E F0 3.461 | |
663 | (,w)C .961(hich ha)-3.461 F 1.261 -.15(ve e)-.2 H .961(qual prece-).15 F | |
ac50fbac | 664 | (dence.)108 458.4 Q 2.5(As)108 475.2 S(equence of one or more ne)-2.5 E |
495aee44 CR |
665 | (wlines may appear in a)-.25 E F2(list)2.5 E F0 |
666 | (instead of a semicolon to delimit commands.)2.5 E .029 | |
ac50fbac CR |
667 | (If a command is terminated by the control operator)108 492 R F1(&)2.529 |
668 | E F0 2.529(,t)C .029(he shell e)-2.529 F -.15(xe)-.15 G .029 | |
17345e5a | 669 | (cutes the command in the).15 F F2(bac)2.528 E(kgr)-.2 E(ound)-.45 E F0 |
ac50fbac | 670 | (in)2.528 E 2.875(as)108 504 S 2.875(ubshell. The)-2.875 F .375 |
17345e5a JA |
671 | (shell does not w)2.875 F .375 |
672 | (ait for the command to \214nish, and the return status is 0.)-.1 F .376 | |
ac50fbac | 673 | (Commands sepa-)5.376 F .849(rated by a)108 516 R F1(;)3.349 E F0 .849 |
17345e5a JA |
674 | (are e)3.349 F -.15(xe)-.15 G .848(cuted sequentially; the shell w).15 F |
675 | .848(aits for each command to terminate in turn.)-.1 F .848(The return) | |
ac50fbac CR |
676 | 5.848 F(status is the e)108 528 Q(xit status of the last command e)-.15 |
677 | E -.15(xe)-.15 G(cuted.).15 E .937(AND and OR lists are sequences of on\ | |
678 | e of more pipelines separated by the)108 544.8 R F1(&&)3.437 E F0(and) | |
679 | 3.437 E F1(||)3.437 E F0 .937(control operators,)3.437 F(respecti)108 | |
680 | 556.8 Q -.15(ve)-.25 G(ly).15 E 5(.A)-.65 G(ND and OR lists are e)-5 E | |
495aee44 | 681 | -.15(xe)-.15 G(cuted with left associati).15 E(vity)-.25 E 5(.A)-.65 G |
ac50fbac CR |
682 | 2.5(nA)-5 G(ND list has the form)-2.5 E F2(command1)144 573.6 Q F1(&&) |
683 | 2.5 E F2(command2)2.5 E(command2)108.2 590.4 Q F0(is e)2.52 E -.15(xe) | |
495aee44 | 684 | -.15 G(cuted if, and only if,).15 E F2(command1)2.7 E F0(returns an e) |
ac50fbac CR |
685 | 2.5 E(xit status of zero.)-.15 E(An OR list has the form)108 607.2 Q F2 |
686 | (command1)144 624 Q F1(||)2.5 E F2(command2)2.5 E(command2)108.2 645.6 Q | |
687 | F0 .729(is e)3.249 F -.15(xe)-.15 G .729(cuted if and only if).15 F F2 | |
495aee44 CR |
688 | (command1)3.429 E F0 .729(returns a non-zero e)3.229 F .729(xit status.) |
689 | -.15 F .728(The return status of AND)5.729 F(and OR lists is the e)108 | |
ac50fbac CR |
690 | 657.6 Q(xit status of the last command e)-.15 E -.15(xe)-.15 G |
691 | (cuted in the list.).15 E F1(Compound Commands)87 674.4 Q F0(A)108 686.4 | |
692 | Q F2 1.053(compound command)3.553 F F0 1.053(is one of the follo)3.553 F | |
693 | 3.553(wing. In)-.25 F 1.053(most cases a)3.553 F F2(list)3.553 E F0 | |
694 | 1.054(in a command')3.554 F 3.554(sd)-.55 G 1.054(escription may be) | |
695 | -3.554 F 1.027(separated from the rest of the command by one or more ne) | |
696 | 108 698.4 R 1.026(wlines, and may be follo)-.25 F 1.026(wed by a ne)-.25 | |
697 | F 1.026(wline in)-.25 F(place of a semicolon.)108 710.4 Q(GNU Bash 4.3) | |
698 | 72 768 Q(2014 February 2)141.79 E(4)195.95 E 0 Cg EP | |
17345e5a JA |
699 | %%Page: 5 5 |
700 | %%BeginPageSetup | |
701 | BP | |
702 | %%EndPageSetup | |
703 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
704 | -.35 E(\()108 84 Q/F1 10/Times-Italic@0 SF(list)A F0(\))A F1(list)17.11 |
705 | E F0 .011(is e)2.511 F -.15(xe)-.15 G .011(cuted in a subshell en).15 F | |
706 | .011(vironment \(see)-.4 F/F2 9/Times-Bold@0 SF .011 | |
707 | (COMMAND EXECUTION ENVIR)2.511 F(ONMENT)-.27 E F0(belo)2.262 E(w\).)-.25 | |
708 | E -1.11(Va)144 96 S 1.064(riable assignments and b)1.11 F 1.064 | |
709 | (uiltin commands that af)-.2 F 1.064(fect the shell')-.25 F 3.564(se) | |
710 | -.55 G -.4(nv)-3.564 G 1.064(ironment do not remain in).4 F(ef)144 108 Q | |
711 | (fect after the command completes.)-.25 E(The return status is the e)5 E | |
712 | (xit status of)-.15 E F1(list)2.5 E F0(.)A({)108 124.8 Q F1(list)2.5 E | |
713 | F0 2.5(;})C F1(list)3.89 E F0 .401(is simply e)2.901 F -.15(xe)-.15 G | |
714 | .401(cuted in the current shell en).15 F(vironment.)-.4 E F1(list)5.401 | |
715 | E F0 .402(must be terminated with a ne)2.901 F .402(wline or)-.25 F | |
716 | 3.215(semicolon. This)144 136.8 R .715(is kno)3.215 F .715(wn as a)-.25 | |
717 | F F1(gr)3.215 E .715(oup command)-.45 F F0 5.715(.T)C .715 | |
718 | (he return status is the e)-5.715 F .714(xit status of)-.15 F F1(list) | |
719 | 3.214 E F0 5.714(.N)C(ote)-5.714 E .219(that unlik)144 148.8 R 2.719(et) | |
720 | -.1 G .219(he metacharacters)-2.719 F/F3 10/Times-Bold@0 SF(\()2.719 E | |
721 | F0(and)2.719 E F3(\))2.719 E F0(,)A F3({)2.719 E F0(and)2.719 E F3(}) | |
722 | 2.719 E F0(are)2.719 E F1 -.37(re)2.72 G .22(served wor).37 F(ds)-.37 E | |
723 | F0 .22(and must occur where a reserv)2.72 F(ed)-.15 E -.1(wo)144 160.8 S | |
724 | .257(rd is permitted to be recognized.).1 F .257(Since the)5.257 F 2.757 | |
725 | (yd)-.15 G 2.756(on)-2.757 G .256(ot cause a w)-2.756 F .256 | |
726 | (ord break, the)-.1 F 2.756(ym)-.15 G .256(ust be separated)-2.756 F | |
727 | (from)144 172.8 Q F1(list)2.5 E F0 | |
728 | (by whitespace or another shell metacharacter)2.5 E(.)-.55 E(\(\()108 | |
729 | 189.6 Q F1 -.2(ex)C(pr).2 E(ession)-.37 E F0(\)\))A(The)144 201.6 Q F1 | |
730 | -.2(ex)2.551 G(pr).2 E(ession)-.37 E F0 .051(is e)2.551 F -.25(va)-.25 G | |
731 | .051(luated according to the rules described belo).25 F 2.552(wu)-.25 G | |
732 | (nder)-2.552 E F2 .052(ARITHMETIC EV)2.552 F(ALU)-1.215 E(A-)-.54 E | |
733 | (TION)144 213.6 Q/F4 9/Times-Roman@0 SF(.)A F0 .411(If the v)4.911 F | |
734 | .411(alue of the e)-.25 F .411(xpression is non-zero, the return status\ | |
735 | is 0; otherwise the return status)-.15 F(is 1.)144 225.6 Q(This is e)5 | |
736 | E(xactly equi)-.15 E -.25(va)-.25 G(lent to).25 E F3(let ")2.5 E F1 -.2 | |
737 | (ex)C(pr).2 E(ession)-.37 E F3(")A F0(.)A F3([[)108 242.4 Q F1 -.2(ex) | |
738 | 2.5 G(pr).2 E(ession)-.37 E F3(]])2.5 E F0 1.299 | |
739 | (Return a status of 0 or 1 depending on the e)144 254.4 R -.25(va)-.25 G | |
495aee44 | 740 | 1.3(luation of the conditional e).25 F(xpression)-.15 E F1 -.2(ex)3.8 G |
17345e5a | 741 | (pr).2 E(ession)-.37 E F0(.)A 2.274 |
ac50fbac | 742 | (Expressions are composed of the primaries described belo)144 266.4 R |
495aee44 | 743 | 4.773(wu)-.25 G(nder)-4.773 E F2(CONDITION)4.773 E 2.273(AL EXPRES-)-.18 |
ac50fbac | 744 | F(SIONS)144 278.4 Q F4(.)A F0 -.8(Wo)5.632 G 1.133 |
495aee44 | 745 | (rd splitting and pathname e).8 F 1.133 |
17345e5a | 746 | (xpansion are not performed on the w)-.15 F 1.133(ords between the)-.1 F |
ac50fbac | 747 | F3([[)3.633 E F0(and)144 290.4 Q F3(]])2.964 E F0 2.964(;t)C .464 |
17345e5a JA |
748 | (ilde e)-2.964 F .464(xpansion, parameter and v)-.15 F .464(ariable e) |
749 | -.25 F .463(xpansion, arithmetic e)-.15 F .463 | |
750 | (xpansion, command substi-)-.15 F 1.081 | |
ac50fbac | 751 | (tution, process substitution, and quote remo)144 302.4 R -.25(va)-.15 G |
17345e5a | 752 | 3.581(la).25 G 1.081(re performed.)-3.581 F 1.081 |
ac50fbac CR |
753 | (Conditional operators such as)6.081 F F3<ad66>3.581 E F0 |
754 | (must be unquoted to be recognized as primaries.)144 314.4 Q | |
755 | (When used with)144 332.4 Q F3([[)2.5 E F0 2.5(,t)C(he)-2.5 E F3(<)2.5 E | |
756 | F0(and)2.5 E F3(>)2.5 E F0(operators sort le)2.5 E | |
0001803f | 757 | (xicographically using the current locale.)-.15 E .503(When the)144 |
ac50fbac | 758 | 350.4 R F3(==)3.003 E F0(and)3.002 E F3(!=)3.002 E F0 .502(operators ar\ |
0001803f | 759 | e used, the string to the right of the operator is considered a pat-) |
ac50fbac CR |
760 | 3.002 F .81(tern and matched according to the rules described belo)144 |
761 | 362.4 R 3.31(wu)-.25 G(nder)-3.31 E F3 -.1(Pa)3.31 G(tter).1 E 3.31(nM) | |
762 | -.15 G(atching)-3.31 E F0 3.31(,a)C 3.31(si)-3.31 G 3.31(ft)-3.31 G(he) | |
763 | -3.31 E F3(ext-)3.31 E(glob)144 374.4 Q F0 1.007 | |
764 | (shell option were enabled.)3.507 F(The)6.007 E F3(=)3.507 E F0 1.007 | |
765 | (operator is equi)3.507 F -.25(va)-.25 G 1.007(lent to).25 F F3(==)3.507 | |
766 | E F0 6.007(.I)C 3.507(ft)-6.007 G 1.007(he shell option)-3.507 F F3 | |
767 | (nocase-)3.506 E(match)144 386.4 Q F0 .198 | |
768 | (is enabled, the match is performed without re)2.698 F -.05(ga)-.15 G | |
769 | .198(rd to the case of alphabetic characters.).05 F(The)5.198 E 1.068 | |
770 | (return v)144 398.4 R 1.068(alue is 0 if the string matches \()-.25 F F3 | |
771 | (==)A F0 3.568(\)o)C 3.568(rd)-3.568 G 1.068(oes not match \()-3.568 F | |
772 | F3(!=)A F0 3.568(\)t)C 1.067(he pattern, and 1 otherwise.)-3.568 F(An) | |
773 | 144 410.4 Q 2.5(yp)-.15 G(art of the pattern may be quoted to force the\ | |
774 | quoted portion to be matched as a string.)-2.5 E .243 | |
775 | (An additional binary operator)144 428.4 R(,)-.4 E F3(=~)2.743 E F0 | |
17345e5a | 776 | 2.743(,i)C 2.743(sa)-2.743 G -.25(va)-2.943 G .243 |
ac50fbac CR |
777 | (ilable, with the same precedence as).25 F F3(==)2.743 E F0(and)2.743 E |
778 | F3(!=)2.743 E F0 5.243(.W)C .243(hen it is)-5.243 F 1.953 | |
17345e5a | 779 | (used, the string to the right of the operator is considered an e)144 |
ac50fbac CR |
780 | 440.4 R 1.953(xtended re)-.15 F 1.953(gular e)-.15 F 1.953 |
781 | (xpression and)-.15 F .207(matched accordingly \(as in)144 452.4 R F1 | |
17345e5a JA |
782 | -.37(re)2.707 G -.1(ge)-.03 G(x)-.1 E F0 2.707(\(3\)\). The)B .207 |
783 | (return v)2.707 F .207 | |
ac50fbac CR |
784 | (alue is 0 if the string matches the pattern, and 1)-.25 F 3.346 |
785 | (otherwise. If)144 464.4 R .846(the re)3.346 F .846(gular e)-.15 F .845 | |
17345e5a | 786 | (xpression is syntactically incorrect, the conditional e)-.15 F |
ac50fbac CR |
787 | (xpression')-.15 E 3.345(sr)-.55 G(eturn)-3.345 E -.25(va)144 476.4 S |
788 | .666(lue is 2.).25 F .667(If the shell option)5.667 F F3(nocasematch) | |
17345e5a | 789 | 3.167 E F0 .667(is enabled, the match is performed without re)3.167 F |
ac50fbac CR |
790 | -.05(ga)-.15 G .667(rd to).05 F .593(the case of alphabetic characters.) |
791 | 144 488.4 R(An)5.593 E 3.093(yp)-.15 G .592 | |
792 | (art of the pattern may be quoted to force the quoted por)-3.093 F(-)-.2 | |
793 | E 1.016(tion to be matched as a string.)144 500.4 R(Brack)6.016 E 1.016 | |
794 | (et e)-.1 F 1.016(xpressions in re)-.15 F 1.016(gular e)-.15 F 1.016 | |
795 | (xpressions must be treated care-)-.15 F(fully)144 512.4 Q 4.436(,s)-.65 | |
796 | G 1.936 | |
797 | (ince normal quoting characters lose their meanings between brack)-4.436 | |
798 | F 4.435(ets. If)-.1 F 1.935(the pattern is)4.435 F .264 | |
799 | (stored in a shell v)144 524.4 R .264(ariable, quoting the v)-.25 F .264 | |
800 | (ariable e)-.25 F .265 | |
801 | (xpansion forces the entire pattern to be matched as)-.15 F 3.774(as)144 | |
802 | 536.4 S 3.774(tring. Substrings)-3.774 F 1.274 | |
803 | (matched by parenthesized sube)3.774 F 1.273(xpressions within the re) | |
804 | -.15 F 1.273(gular e)-.15 F 1.273(xpression are)-.15 F(sa)144 548.4 Q | |
805 | -.15(ve)-.2 G 3.096(di).15 G 3.097(nt)-3.096 G .597(he array v)-3.097 F | |
806 | (ariable)-.25 E F2 -.27(BA)3.097 G(SH_REMA).27 E(TCH)-.855 E F4(.)A F0 | |
807 | .597(The element of)5.097 F F2 -.27(BA)3.097 G(SH_REMA).27 E(TCH)-.855 E | |
808 | F0 .597(with inde)2.847 F 3.097(x0i)-.15 G(s)-3.097 E .049 | |
809 | (the portion of the string matching the entire re)144 560.4 R .049 | |
810 | (gular e)-.15 F 2.549(xpression. The)-.15 F .049(element of)2.549 F F2 | |
811 | -.27(BA)2.549 G(SH_REMA).27 E(TCH)-.855 E F0(with inde)144 572.4 Q(x) | |
812 | -.15 E F1(n)2.5 E F0(is the portion of the string matching the)2.5 E F1 | |
813 | (n)2.5 E F0(th parenthesized sube)A(xpression.)-.15 E .785 | |
814 | (Expressions may be combined using the follo)144 590.4 R .786 | |
17345e5a | 815 | (wing operators, listed in decreasing order of prece-)-.25 F(dence:)144 |
ac50fbac CR |
816 | 602.4 Q F3(\()144 620.4 Q F1 -.2(ex)2.5 G(pr).2 E(ession)-.37 E F3(\)) |
817 | 2.5 E F0 .523(Returns the v)180 632.4 R .522(alue of)-.25 F F1 -.2(ex) | |
17345e5a JA |
818 | 3.022 G(pr).2 E(ession)-.37 E F0 5.522(.T)C .522(his may be used to o) |
819 | -5.522 F -.15(ve)-.15 G .522(rride the normal precedence of).15 F | |
ac50fbac CR |
820 | (operators.)180 644.4 Q F3(!)144 656.4 Q F1 -.2(ex)2.5 G(pr).2 E(ession) |
821 | -.37 E F0 -.35(Tr)180 668.4 S(ue if).35 E F1 -.2(ex)2.5 G(pr).2 E | |
822 | (ession)-.37 E F0(is f)2.74 E(alse.)-.1 E F1 -.2(ex)144 680.4 S(pr).2 E | |
823 | (ession1)-.37 E F3(&&)2.5 E F1 -.2(ex)2.5 G(pr).2 E(ession2)-.37 E F0 | |
824 | -.35(Tr)180 692.4 S(ue if both).35 E F1 -.2(ex)2.5 G(pr).2 E(ession1) | |
495aee44 | 825 | -.37 E F0(and)2.5 E F1 -.2(ex)2.5 G(pr).2 E(ession2)-.37 E F0(are true.) |
ac50fbac CR |
826 | 2.52 E F1 -.2(ex)144 704.4 S(pr).2 E(ession1)-.37 E F3(||)2.5 E F1 -.2 |
827 | (ex)2.5 G(pr).2 E(ession2)-.37 E F0 -.35(Tr)180 716.4 S(ue if either).35 | |
495aee44 | 828 | E F1 -.2(ex)2.5 G(pr).2 E(ession1)-.37 E F0(or)2.5 E F1 -.2(ex)2.5 G(pr) |
ac50fbac CR |
829 | .2 E(ession2)-.37 E F0(is true.)2.52 E(GNU Bash 4.3)72 768 Q |
830 | (2014 February 2)141.79 E(5)195.95 E 0 Cg EP | |
831 | %%Page: 6 6 | |
832 | %%BeginPageSetup | |
833 | BP | |
834 | %%EndPageSetup | |
835 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
836 | -.35 E(The)144 84 Q/F1 10/Times-Bold@0 SF(&&)3.64 E F0(and)3.64 E F1(||) | |
837 | 3.64 E F0 1.14(operators do not e)3.64 F -.25(va)-.25 G(luate).25 E/F2 | |
838 | 10/Times-Italic@0 SF -.2(ex)3.641 G(pr).2 E(ession2)-.37 E F0 1.141 | |
839 | (if the v)3.641 F 1.141(alue of)-.25 F F2 -.2(ex)3.641 G(pr).2 E | |
495aee44 | 840 | (ession1)-.37 E F0 1.141(is suf)3.641 F 1.141(\214cient to)-.25 F |
ac50fbac CR |
841 | (determine the return v)144 96 Q(alue of the entire conditional e)-.25 E |
842 | (xpression.)-.15 E F1 -.25(fo)108 112.8 S(r).25 E F2(name)2.5 E F0 2.5 | |
843 | ([[)2.5 G F1(in)A F0([)2.5 E F2(wor)2.5 E 2.5(d.)-.37 G(..)-2.5 E F0 2.5 | |
844 | (]];])2.5 G F1(do)A F2(list)2.5 E F0(;)2.5 E F1(done)2.5 E F0 .424 | |
845 | (The list of w)144 124.8 R .424(ords follo)-.1 F(wing)-.25 E F1(in)2.924 | |
495aee44 | 846 | E F0 .423(is e)2.924 F .423(xpanded, generating a list of items.)-.15 F |
ac50fbac CR |
847 | .423(The v)5.423 F(ariable)-.25 E F2(name)2.923 E F0 .423(is set to) |
848 | 2.923 F .653(each element of this list in turn, and)144 136.8 R F2(list) | |
495aee44 | 849 | 3.153 E F0 .653(is e)3.153 F -.15(xe)-.15 G .653(cuted each time.).15 F |
ac50fbac CR |
850 | .653(If the)5.653 F F1(in)3.153 E F2(wor)3.153 E(d)-.37 E F0 .653 |
851 | (is omitted, the)3.153 F F1 -.25(fo)3.153 G(r).25 E F0 .649(command e) | |
852 | 144 148.8 R -.15(xe)-.15 G(cutes).15 E F2(list)3.149 E F0 .648 | |
853 | (once for each positional parameter that is set \(see)3.148 F/F3 9 | |
854 | /Times-Bold@0 SF -.666(PA)3.148 G(RAMETERS).666 E F0(belo)2.898 E(w\).) | |
855 | -.25 E .153(The return status is the e)144 160.8 R .153 | |
0001803f CR |
856 | (xit status of the last command that e)-.15 F -.15(xe)-.15 G 2.654 |
857 | (cutes. If).15 F .154(the e)2.654 F .154(xpansion of the items)-.15 F | |
ac50fbac | 858 | (follo)144 172.8 Q(wing)-.25 E F1(in)2.5 E F0 |
17345e5a | 859 | (results in an empty list, no commands are e)2.5 E -.15(xe)-.15 G |
ac50fbac CR |
860 | (cuted, and the return status is 0.).15 E F1 -.25(fo)108 189.6 S(r).25 E |
861 | F0(\(\()2.5 E F2 -.2(ex)2.5 G(pr1).2 E F0(;)2.5 E F2 -.2(ex)2.5 G(pr2).2 | |
862 | E F0(;)2.5 E F2 -.2(ex)2.5 G(pr3).2 E F0(\)\) ;)2.5 E F1(do)2.5 E F2 | |
863 | (list)2.5 E F0(;)2.5 E F1(done)2.5 E F0 1.236(First, the arithmetic e) | |
864 | 144 201.6 R(xpression)-.15 E F2 -.2(ex)3.736 G(pr1).2 E F0 1.235(is e) | |
865 | 3.736 F -.25(va)-.25 G 1.235 | |
495aee44 | 866 | (luated according to the rules described belo).25 F 3.735(wu)-.25 G |
ac50fbac CR |
867 | (nder)-3.735 E F3 .561(ARITHMETIC EV)144 213.6 R(ALU)-1.215 E -.855(AT) |
868 | -.54 G(ION).855 E/F4 9/Times-Roman@0 SF(.)A F0 .561(The arithmetic e) | |
869 | 5.061 F(xpression)-.15 E F2 -.2(ex)3.061 G(pr2).2 E F0 .562(is then e) | |
870 | 3.062 F -.25(va)-.25 G .562(luated repeatedly until).25 F .592(it e)144 | |
871 | 225.6 R -.25(va)-.25 G .592(luates to zero.).25 F .592(Each time)5.592 F | |
872 | F2 -.2(ex)3.092 G(pr2).2 E F0 -.25(eva)3.092 G .592 | |
495aee44 CR |
873 | (luates to a non-zero v).25 F(alue,)-.25 E F2(list)3.092 E F0 .591(is e) |
874 | 3.092 F -.15(xe)-.15 G .591(cuted and the arith-).15 F .228(metic e)144 | |
ac50fbac | 875 | 237.6 R(xpression)-.15 E F2 -.2(ex)2.728 G(pr3).2 E F0 .229(is e)2.728 F |
495aee44 CR |
876 | -.25(va)-.25 G 2.729(luated. If).25 F(an)2.729 E 2.729(ye)-.15 G .229 |
877 | (xpression is omitted, it beha)-2.879 F -.15(ve)-.2 G 2.729(sa).15 G | |
878 | 2.729(si)-2.729 G 2.729(fi)-2.729 G 2.729(te)-2.729 G -.25(va)-2.979 G | |
ac50fbac CR |
879 | .229(luates to 1.).25 F .228(The return v)144 249.6 R .228 |
880 | (alue is the e)-.25 F .228(xit status of the last command in)-.15 F F2 | |
881 | (list)2.728 E F0 .227(that is e)2.728 F -.15(xe)-.15 G .227(cuted, or f) | |
882 | .15 F .227(alse if an)-.1 F 2.727(yo)-.15 G 2.727(ft)-2.727 G(he)-2.727 | |
883 | E -.15(ex)144 261.6 S(pressions is in).15 E -.25(va)-.4 G(lid.).25 E F1 | |
884 | (select)108 278.4 Q F2(name)2.5 E F0([)2.5 E F1(in)2.5 E F2(wor)2.5 E(d) | |
885 | -.37 E F0 2.5(];)2.5 G F1(do)A F2(list)2.5 E F0(;)2.5 E F1(done)2.5 E F0 | |
886 | .432(The list of w)144 290.4 R .432(ords follo)-.1 F(wing)-.25 E F1(in) | |
887 | 2.932 E F0 .432(is e)2.932 F .432(xpanded, generating a list of items.) | |
888 | -.15 F .433(The set of e)5.433 F .433(xpanded w)-.15 F(ords)-.1 E .843 | |
889 | (is printed on the standard error)144 302.4 R 3.342(,e)-.4 G .842 | |
17345e5a | 890 | (ach preceded by a number)-3.342 F 5.842(.I)-.55 G 3.342(ft)-5.842 G(he) |
0001803f CR |
891 | -3.342 E F1(in)3.342 E F2(wor)3.342 E(d)-.37 E F0 .842 |
892 | (is omitted, the posi-)3.342 F .201(tional parameters are printed \(see) | |
ac50fbac | 893 | 144 314.4 R F3 -.666(PA)2.701 G(RAMETERS).666 E F0(belo)2.451 E 2.701 |
495aee44 | 894 | (w\). The)-.25 F F3(PS3)2.701 E F0 .201(prompt is then displayed and a) |
ac50fbac | 895 | 2.451 F .214(line read from the standard input.)144 326.4 R .213 |
0001803f | 896 | (If the line consists of a number corresponding to one of the dis-)5.214 |
ac50fbac | 897 | F 1.537(played w)144 338.4 R 1.537(ords, then the v)-.1 F 1.537(alue of) |
0001803f CR |
898 | -.25 F F2(name)4.397 E F0 1.537(is set to that w)4.217 F 4.037(ord. If) |
899 | -.1 F 1.538(the line is empty)4.038 F 4.038(,t)-.65 G 1.538(he w)-4.038 | |
ac50fbac | 900 | F 1.538(ords and)-.1 F .066(prompt are displayed ag)144 350.4 R 2.566 |
0001803f CR |
901 | (ain. If)-.05 F .065(EOF is read, the command completes.)2.566 F(An) |
902 | 5.065 E 2.565(yo)-.15 G .065(ther v)-2.565 F .065(alue read causes)-.25 | |
ac50fbac | 903 | F F2(name)144 362.4 Q F0 .972(to be set to null.)3.652 F .972 |
0001803f | 904 | (The line read is sa)5.972 F -.15(ve)-.2 G 3.473(di).15 G 3.473(nt) |
495aee44 CR |
905 | -3.473 G .973(he v)-3.473 F(ariable)-.25 E F3(REPL)3.473 E(Y)-.828 E F4 |
906 | (.)A F0(The)5.473 E F2(list)3.563 E F0 .973(is e)4.153 F -.15(xe)-.15 G | |
ac50fbac | 907 | .973(cuted after).15 F .072(each selection until a)144 374.4 R F1(br) |
495aee44 CR |
908 | 2.571 E(eak)-.18 E F0 .071(command is e)2.571 F -.15(xe)-.15 G 2.571 |
909 | (cuted. The).15 F -.15(ex)2.571 G .071(it status of).15 F F1(select) | |
910 | 2.571 E F0 .071(is the e)2.571 F .071(xit status of the)-.15 F | |
ac50fbac | 911 | (last command e)144 386.4 Q -.15(xe)-.15 G(cuted in).15 E F2(list)2.5 E |
495aee44 | 912 | F0 2.5(,o).68 G 2.5(rz)-2.5 G(ero if no commands were e)-2.5 E -.15(xe) |
ac50fbac | 913 | -.15 G(cuted.).15 E F1(case)108 403.2 Q F2(wor)2.5 E(d)-.37 E F1(in)2.5 |
495aee44 | 914 | E F0 2.5([[)2.5 G(\(])-2.5 E F2(pattern)2.5 E F0([)2.5 E F1(|)2.5 E F2 |
17345e5a | 915 | (pattern)2.5 E F0 2.5(].)2.5 G(.. \))-2.5 E F2(list)2.5 E F0(;; ] ...) |
ac50fbac | 916 | 2.5 E F1(esac)2.5 E F0(A)144 415.2 Q F1(case)3.264 E F0 .764 |
0001803f | 917 | (command \214rst e)3.264 F(xpands)-.15 E F2(wor)3.264 E(d)-.37 E F0 |
17345e5a | 918 | 3.264(,a)C .764(nd tries to match it ag)-3.264 F .764(ainst each)-.05 F |
0001803f | 919 | F2(pattern)3.264 E F0 .765(in turn, using the)3.264 F .596 |
ac50fbac | 920 | (same matching rules as for pathname e)144 427.2 R .595(xpansion \(see) |
0001803f CR |
921 | -.15 F F1 -.1(Pa)3.095 G .595(thname Expansion).1 F F0(belo)3.095 E |
922 | 3.095(w\). The)-.25 F F2(wor)3.095 E(d)-.37 E F0(is)3.095 E -.15(ex)144 | |
ac50fbac | 923 | 439.2 S 1.092(panded using tilde e).15 F 1.092 |
17345e5a JA |
924 | (xpansion, parameter and v)-.15 F 1.092(ariable e)-.25 F 1.092 |
925 | (xpansion, arithmetic substitution, com-)-.15 F 1.268 | |
ac50fbac | 926 | (mand substitution, process substitution and quote remo)144 451.2 R -.25 |
17345e5a | 927 | (va)-.15 G 3.768(l. Each).25 F F2(pattern)3.768 E F0 -.15(ex)3.768 G |
ac50fbac | 928 | 1.268(amined is e).15 F(xpanded)-.15 E .353(using tilde e)144 463.2 R |
17345e5a | 929 | .353(xpansion, parameter and v)-.15 F .353(ariable e)-.25 F .353 |
0001803f | 930 | (xpansion, arithmetic substitution, command substi-)-.15 F 1.517 |
ac50fbac | 931 | (tution, and process substitution.)144 475.2 R 1.517 |
0001803f CR |
932 | (If the shell option)6.517 F F1(nocasematch)4.016 E F0 1.516 |
933 | (is enabled, the match is per)4.016 F(-)-.2 E 1.346(formed without re) | |
ac50fbac | 934 | 144 487.2 R -.05(ga)-.15 G 1.346 |
0001803f | 935 | (rd to the case of alphabetic characters.).05 F 1.347 |
ac50fbac | 936 | (When a match is found, the corre-)6.347 F(sponding)144 499.2 Q F2(list) |
0001803f | 937 | 2.777 E F0 .277(is e)2.777 F -.15(xe)-.15 G 2.777(cuted. If).15 F(the) |
17345e5a JA |
938 | 2.777 E F1(;;)2.777 E F0 .277 |
939 | (operator is used, no subsequent matches are attempted after the)2.777 F | |
ac50fbac | 940 | .848(\214rst pattern match.)144 511.2 R(Using)5.848 E F1(;&)3.348 E F0 |
17345e5a | 941 | .849(in place of)3.349 F F1(;;)3.349 E F0 .849(causes e)3.349 F -.15(xe) |
0001803f | 942 | -.15 G .849(cution to continue with the).15 F F2(list)3.349 E F0 |
ac50fbac | 943 | (associated)3.349 E .078(with the ne)144 523.2 R .078 |
0001803f CR |
944 | (xt set of patterns.)-.15 F(Using)5.078 E F1(;;&)2.578 E F0 .078 |
945 | (in place of)2.578 F F1(;;)2.578 E F0 .077 | |
946 | (causes the shell to test the ne)2.578 F .077(xt pattern list in)-.15 F | |
ac50fbac | 947 | .227(the statement, if an)144 535.2 R 1.527 -.65(y, a)-.15 H .227(nd e) |
17345e5a JA |
948 | .65 F -.15(xe)-.15 G .227(cute an).15 F 2.727(ya)-.15 G(ssociated)-2.727 |
949 | E F2(list)2.727 E F0 .227(on a successful match.)2.727 F .227(The e) | |
ac50fbac | 950 | 5.227 F .227(xit status is zero)-.15 F(if no pattern matches.)144 547.2 |
17345e5a | 951 | Q(Otherwise, it is the e)5 E(xit status of the last command e)-.15 E |
ac50fbac CR |
952 | -.15(xe)-.15 G(cuted in).15 E F2(list)2.5 E F0(.)A F1(if)108 564 Q F2 |
953 | (list)2.5 E F0(;)A F1(then)2.5 E F2(list)2.5 E F0 2.5(;[)C F1(elif)A F2 | |
954 | (list)2.5 E F0(;)A F1(then)2.5 E F2(list)2.5 E F0 2.5(;].)C(.. [)-2.5 E | |
955 | F1(else)2.5 E F2(list)2.5 E F0 2.5(;])C F1<8c>A F0(The)144 576 Q F1(if) | |
956 | 2.978 E F2(list)3.068 E F0 .478(is e)3.658 F -.15(xe)-.15 G 2.978 | |
17345e5a JA |
957 | (cuted. If).15 F .478(its e)2.978 F .478(xit status is zero, the)-.15 F |
958 | F1(then)2.978 E F2(list)2.978 E F0 .478(is e)2.978 F -.15(xe)-.15 G | |
0001803f | 959 | 2.978(cuted. Otherwise,).15 F(each)2.978 E F1(elif)2.977 E F2(list)2.977 |
ac50fbac | 960 | E F0 1.087(is e)144 588 R -.15(xe)-.15 G 1.087 |
17345e5a JA |
961 | (cuted in turn, and if its e).15 F 1.087 |
962 | (xit status is zero, the corresponding)-.15 F F1(then)3.587 E F2(list) | |
0001803f | 963 | 3.587 E F0 1.088(is e)3.588 F -.15(xe)-.15 G 1.088(cuted and the).15 F |
ac50fbac | 964 | .104(command completes.)144 600 R .103(Otherwise, the)5.104 F F1(else) |
17345e5a JA |
965 | 2.603 E F2(list)2.603 E F0 .103(is e)2.603 F -.15(xe)-.15 G .103 |
966 | (cuted, if present.).15 F .103(The e)5.103 F .103(xit status is the e) | |
ac50fbac CR |
967 | -.15 F .103(xit sta-)-.15 F(tus of the last command e)144 612 Q -.15(xe) |
968 | -.15 G(cuted, or zero if no condition tested true.).15 E F1(while)108 | |
969 | 628.8 Q F2(list-1)2.5 E F0(;)A F1(do)2.5 E F2(list-2)2.5 E F0(;)A F1 | |
970 | (done)2.5 E(until)108 640.8 Q F2(list-1)2.5 E F0(;)A F1(do)2.5 E F2 | |
971 | (list-2)2.5 E F0(;)A F1(done)2.5 E F0(The)144 652.8 Q F1(while)3.45 E F0 | |
495aee44 CR |
972 | .95(command continuously e)3.45 F -.15(xe)-.15 G .95(cutes the list).15 |
973 | F F2(list-2)3.45 E F0 .95(as long as the last command in the list)3.45 F | |
ac50fbac | 974 | F2(list-1)144 664.8 Q F0 .205(returns an e)2.705 F .205 |
495aee44 CR |
975 | (xit status of zero.)-.15 F(The)5.205 E F1(until)2.705 E F0 .205 |
976 | (command is identical to the)2.705 F F1(while)2.705 E F0 .205 | |
ac50fbac | 977 | (command, e)2.705 F(xcept)-.15 E .599(that the test is ne)144 676.8 R |
495aee44 CR |
978 | -.05(ga)-.15 G(ted;).05 E F2(list-2)3.189 E F0 .599(is e)3.119 F -.15 |
979 | (xe)-.15 G .6(cuted as long as the last command in).15 F F2(list-1)3.19 | |
ac50fbac | 980 | E F0 .6(returns a non-zero)3.1 F -.15(ex)144 688.8 S .205(it status.).15 |
495aee44 CR |
981 | F .205(The e)5.205 F .205(xit status of the)-.15 F F1(while)2.705 E F0 |
982 | (and)2.705 E F1(until)2.704 E F0 .204(commands is the e)2.704 F .204 | |
ac50fbac | 983 | (xit status of the last command)-.15 F -.15(exe)144 700.8 S(cuted in).15 |
495aee44 | 984 | E F2(list-2)2.5 E F0 2.5(,o)C 2.5(rz)-2.5 G(ero if none w)-2.5 E(as e) |
ac50fbac CR |
985 | -.1 E -.15(xe)-.15 G(cuted.).15 E(GNU Bash 4.3)72 768 Q(2014 February 2) |
986 | 141.79 E(6)195.95 E 0 Cg EP | |
987 | %%Page: 7 7 | |
988 | %%BeginPageSetup | |
989 | BP | |
990 | %%EndPageSetup | |
991 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
992 | -.35 E/F1 10/Times-Bold@0 SF(Copr)87 84 Q(ocesses)-.18 E F0(A)108 96 Q | |
993 | /F2 10/Times-Italic@0 SF(copr)3.712 E(ocess)-.45 E F0 1.212 | |
0001803f CR |
994 | (is a shell command preceded by the)3.712 F F1(copr)3.713 E(oc)-.18 E F0 |
995 | (reserv)3.713 E 1.213(ed w)-.15 F 3.713(ord. A)-.1 F 1.213 | |
996 | (coprocess is e)3.713 F -.15(xe)-.15 G 1.213(cuted asyn-).15 F .575(chr\ | |
17345e5a | 997 | onously in a subshell, as if the command had been terminated with the) |
ac50fbac CR |
998 | 108 108 R F1(&)3.074 E F0 .574(control operator)3.074 F 3.074(,w)-.4 G |
999 | .574(ith a tw)-3.074 F(o-)-.1 E -.1(wa)108 120 S 2.5(yp).1 G | |
17345e5a JA |
1000 | (ipe established between the e)-2.5 E -.15(xe)-.15 G |
1001 | (cuting shell and the coprocess.).15 E(The format for a coprocess is:) | |
ac50fbac | 1002 | 108 136.8 Q F1(copr)144 153.6 Q(oc)-.18 E F0([)2.5 E F2 -.27(NA)C(ME).27 |
495aee44 | 1003 | E F0(])A F2(command)2.5 E F0([)2.5 E F2 -.37(re)C(dir).37 E(ections)-.37 |
ac50fbac CR |
1004 | E F0(])A .708(This creates a coprocess named)108 170.4 R F2 -.27(NA) |
1005 | 3.208 G(ME).27 E F0 5.708(.I)C(f)-5.708 E F2 -.27(NA)3.208 G(ME).27 E F0 | |
1006 | .708(is not supplied, the def)3.208 F .708(ault name is)-.1 F F1(COPR) | |
1007 | 3.209 E(OC)-.3 E F0(.)A F2 -.27(NA)5.709 G(ME).27 E F0 .64 | |
1008 | (must not be supplied if)108 182.4 R F2(command)3.14 E F0 .64(is a)3.14 | |
17345e5a JA |
1009 | F F2 .64(simple command)3.14 F F0 .64(\(see abo)3.14 F -.15(ve)-.15 G |
1010 | .64(\); otherwise, it is interpreted as the \214rst).15 F -.1(wo)108 | |
ac50fbac CR |
1011 | 194.4 S 1.44(rd of the simple command.).1 F 1.44 |
1012 | (When the coprocess is e)6.44 F -.15(xe)-.15 G 1.44 | |
1013 | (cuted, the shell creates an array v).15 F 1.44(ariable \(see)-.25 F F1 | |
1014 | (Arrays)108 206.4 Q F0(belo)3.671 E 1.171(w\) named)-.25 F F2 -.27(NA) | |
1015 | 3.671 G(ME).27 E F0 1.171(in the conte)3.671 F 1.171(xt of the e)-.15 F | |
1016 | -.15(xe)-.15 G 1.171(cuting shell.).15 F 1.17(The standard output of) | |
1017 | 6.17 F F2(command)3.87 E F0(is)4.44 E 2.029 | |
1018 | (connected via a pipe to a \214le descriptor in the e)108 218.4 R -.15 | |
1019 | (xe)-.15 G 2.029 | |
1020 | (cuting shell, and that \214le descriptor is assigned to).15 F F2 -.27 | |
1021 | (NA)108 230.4 S(ME).27 E F0 3.857([0]. The)B 1.357(standard input of) | |
1022 | 3.857 F F2(command)4.057 E F0 1.356 | |
1023 | (is connected via a pipe to a \214le descriptor in the e)4.627 F -.15 | |
1024 | (xe)-.15 G(cuting).15 E .103 | |
1025 | (shell, and that \214le descriptor is assigned to)108 242.4 R F2 -.27 | |
1026 | (NA)2.603 G(ME).27 E F0 2.603([1]. This)B .103 | |
1027 | (pipe is established before an)2.603 F 2.604(yr)-.15 G .104 | |
1028 | (edirections spec-)-2.604 F 1.272(i\214ed by the command \(see)108 254.4 | |
1029 | R/F3 9/Times-Bold@0 SF(REDIRECTION)3.771 E F0(belo)3.521 E 3.771 | |
1030 | (w\). The)-.25 F 1.271(\214le descriptors can be utilized as ar)3.771 F | |
1031 | 1.271(guments to)-.18 F .515 | |
1032 | (shell commands and redirections using standard w)108 266.4 R .515 | |
1033 | (ord e)-.1 F 3.015(xpansions. The)-.15 F .515 | |
1034 | (\214le descriptors are not a)3.015 F -.25(va)-.2 G .515(ilable in).25 F | |
1035 | 3.637(subshells. The)108 278.4 R 1.137(process ID of the shell spa)3.637 | |
1036 | F 1.137(wned to e)-.15 F -.15(xe)-.15 G 1.137(cute the coprocess is a) | |
1037 | .15 F -.25(va)-.2 G 1.136(ilable as the v).25 F 1.136(alue of the)-.25 F | |
1038 | -.25(va)108 290.4 S(riable).25 E F2 -.27(NA)2.5 G(ME).27 E F0 2.5 | |
1039 | (_PID. The)B F1(wait)2.5 E F0 -.2(bu)2.5 G | |
1040 | (iltin command may be used to w).2 E | |
1041 | (ait for the coprocess to terminate.)-.1 E .336 | |
1042 | (Since the coprocess is created as an asynchronous command, the)108 | |
1043 | 307.2 R F1(copr)2.836 E(oc)-.18 E F0 .336(command al)2.836 F -.1(wa)-.1 | |
1044 | G .336(ys returns success.).1 F | |
1045 | (The return status of a coprocess is the e)108 319.2 Q(xit status of) | |
1046 | -.15 E F2(command)2.5 E F0(.)A F1(Shell Function De\214nitions)87 336 Q | |
1047 | F0 2.698(As)108 348 S .198 | |
1048 | (hell function is an object that is called lik)-2.698 F 2.698(eas)-.1 G | |
1049 | .198(imple command and e)-2.698 F -.15(xe)-.15 G .197 | |
1050 | (cutes a compound command with).15 F 2.5(an)108 360 S .5 -.25(ew s)-2.5 | |
1051 | H(et of positional parameters.).25 E | |
1052 | (Shell functions are declared as follo)5 E(ws:)-.25 E F2(name)108 376.8 | |
1053 | Q F0(\(\))2.5 E F2(compound\255command)2.5 E F0([)2.5 E F2 -.37(re)C | |
1054 | (dir).37 E(ection)-.37 E F0(])A F1(function)108 388.8 Q F2(name)2.5 E F0 | |
1055 | ([\(\)])2.5 E F2(compound\255command)2.5 E F0([)2.5 E F2 -.37(re)C(dir) | |
1056 | .37 E(ection)-.37 E F0(])A 1.402(This de\214nes a function named)144 | |
1057 | 400.8 R F2(name)3.902 E F0 6.402(.T)C 1.402(he reserv)-6.402 F 1.402 | |
1058 | (ed w)-.15 F(ord)-.1 E F1(function)3.902 E F0 1.402(is optional.)3.902 F | |
1059 | 1.403(If the)6.402 F F1(function)3.903 E F0(reserv)144 412.8 Q .162 | |
495aee44 | 1060 | (ed w)-.15 F .162(ord is supplied, the parentheses are optional.)-.1 F |
ac50fbac CR |
1061 | (The)5.162 E F2(body)2.662 E F0 .162(of the function is the compound) |
1062 | 2.662 F(command)144 424.8 Q F2(compound\255command)2.784 E F0(\(see) | |
1063 | 3.354 E F1 .084(Compound Commands)2.584 F F0(abo)2.584 E -.15(ve)-.15 G | |
1064 | 2.584(\). That).15 F .084(command is usually a)2.584 F F2(list)144 436.8 | |
495aee44 | 1065 | Q F0 .044(of commands between { and }, b)2.544 F .044(ut may be an)-.2 F |
ac50fbac CR |
1066 | 2.544(yc)-.15 G .044(ommand listed under)-2.544 F F1 .044 |
1067 | (Compound Commands)2.544 F F0(abo)144 448.8 Q -.15(ve)-.15 G(.).15 E F2 | |
1068 | (compound\255command)6.67 E F0 1.67(is e)4.17 F -.15(xe)-.15 G 1.671 | |
1069 | (cuted whene).15 F -.15(ve)-.25 G(r).15 E F2(name)4.171 E F0 1.671 | |
1070 | (is speci\214ed as the name of a simple)4.171 F 2.753(command. When)144 | |
1071 | 460.8 R(in)2.753 E F2 .253(posix mode)2.753 F F0(,)A F2(name)2.753 E F0 | |
1072 | .253(may not be the name of one of the POSIX)2.753 F F2 .252(special b) | |
1073 | 2.753 F(uiltins)-.2 E F0(.)A(An)144 472.8 Q 3.241(yr)-.15 G .741 | |
1074 | (edirections \(see)-3.241 F F3(REDIRECTION)3.241 E F0(belo)2.991 E .742 | |
1075 | (w\) speci\214ed when a function is de\214ned are performed)-.25 F .171 | |
1076 | (when the function is e)144 484.8 R -.15(xe)-.15 G 2.671(cuted. The).15 | |
1077 | F -.15(ex)2.671 G .17 | |
1078 | (it status of a function de\214nition is zero unless a syntax error).15 | |
1079 | F .704(occurs or a readonly function with the same name already e)144 | |
1080 | 496.8 R 3.205(xists. When)-.15 F -.15(exe)3.205 G .705(cuted, the e).15 | |
1081 | F .705(xit status)-.15 F 1.822(of a function is the e)144 508.8 R 1.821 | |
1082 | (xit status of the last command e)-.15 F -.15(xe)-.15 G 1.821 | |
1083 | (cuted in the body).15 F 6.821(.\()-.65 G(See)-6.821 E F3(FUNCTIONS) | |
1084 | 4.321 E F0(belo)144 520.8 Q -.65(w.)-.25 G(\)).65 E/F4 10.95 | |
1085 | /Times-Bold@0 SF(COMMENTS)72 537.6 Q F0 .982(In a non-interacti)108 | |
1086 | 549.6 R 1.282 -.15(ve s)-.25 H .982(hell, or an interacti).15 F 1.282 | |
1087 | -.15(ve s)-.25 H .982(hell in which the).15 F F1(interacti)3.482 E -.1 | |
1088 | (ve)-.1 G(_comments).1 E F0 .982(option to the)3.482 F F1(shopt)3.482 E | |
1089 | F0 -.2(bu)108 561.6 S .952(iltin is enabled \(see).2 F F3 .952(SHELL B) | |
0001803f | 1090 | 3.452 F(UIL)-.09 E .952(TIN COMMANDS)-.828 F F0(belo)3.202 E .952 |
ac50fbac | 1091 | (w\), a w)-.25 F .952(ord be)-.1 F .952(ginning with)-.15 F F1(#)3.451 E |
0001803f | 1092 | F0 .951(causes that w)3.451 F(ord)-.1 E .604 |
ac50fbac | 1093 | (and all remaining characters on that line to be ignored.)108 573.6 R |
0001803f | 1094 | .605(An interacti)5.605 F .905 -.15(ve s)-.25 H .605(hell without the) |
ac50fbac | 1095 | .15 F F1(interacti)3.105 E -.1(ve)-.1 G(_com-).1 E(ments)108 585.6 Q F0 |
0001803f | 1096 | 1.337(option enabled does not allo)3.837 F 3.837(wc)-.25 G 3.836 |
ac50fbac | 1097 | (omments. The)-3.837 F F1(interacti)3.836 E -.1(ve)-.1 G(_comments).1 E |
0001803f | 1098 | F0 1.336(option is on by def)3.836 F 1.336(ault in)-.1 F(interacti)108 |
ac50fbac CR |
1099 | 597.6 Q .3 -.15(ve s)-.25 H(hells.).15 E F4 -.11(QU)72 614.4 S -.438(OT) |
1100 | .11 G(ING).438 E F2(Quoting)108 626.4 Q F0 .477(is used to remo)2.977 F | |
17345e5a JA |
1101 | .777 -.15(ve t)-.15 H .477 |
1102 | (he special meaning of certain characters or w).15 F .477 | |
0001803f | 1103 | (ords to the shell.)-.1 F .478(Quoting can be)5.478 F .185 |
17345e5a | 1104 | (used to disable special treatment for special characters, to pre)108 |
ac50fbac CR |
1105 | 638.4 R -.15(ve)-.25 G .185(nt reserv).15 F .184(ed w)-.15 F .184 |
1106 | (ords from being recognized as)-.1 F(such, and to pre)108 650.4 Q -.15 | |
1107 | (ve)-.25 G(nt parameter e).15 E(xpansion.)-.15 E .288(Each of the)108 | |
1108 | 667.2 R F2(metac)2.788 E(har)-.15 E(acter)-.15 E(s)-.1 E F0 .288 | |
1109 | (listed abo)2.788 F .588 -.15(ve u)-.15 H(nder).15 E F3(DEFINITIONS) | |
1110 | 2.788 E F0 .288(has special meaning to the shell and must be)2.538 F | |
1111 | (quoted if it is to represent itself.)108 679.2 Q 1.345 | |
1112 | (When the command history e)108 696 R 1.344(xpansion f)-.15 F 1.344 | |
1113 | (acilities are being used \(see)-.1 F F3(HIST)3.844 E(OR)-.162 E 3.594 | |
0001803f | 1114 | (YE)-.315 G(XP)-3.594 E(ANSION)-.666 E F0(belo)3.594 E 1.344(w\), the) |
ac50fbac CR |
1115 | -.25 F F2(history e)108 708 Q(xpansion)-.2 E F0(character)2.5 E 2.5(,u) |
1116 | -.4 G(sually)-2.5 E F1(!)2.5 E F0 2.5(,m)C(ust be quoted to pre)-2.5 E | |
1117 | -.15(ve)-.25 G(nt history e).15 E(xpansion.)-.15 E | |
1118 | (There are three quoting mechanisms: the)108 724.8 Q F2(escape c)2.5 E | |
17345e5a | 1119 | (har)-.15 E(acter)-.15 E F0 2.5(,s).73 G |
ac50fbac CR |
1120 | (ingle quotes, and double quotes.)-2.5 E(GNU Bash 4.3)72 768 Q |
1121 | (2014 February 2)141.79 E(7)195.95 E 0 Cg EP | |
1122 | %%Page: 8 8 | |
1123 | %%BeginPageSetup | |
1124 | BP | |
1125 | %%EndPageSetup | |
1126 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
1127 | -.35 E 2.974(An)108 84 S .474(on-quoted backslash \()-2.974 F/F1 10 | |
1128 | /Times-Bold@0 SF(\\)A F0 2.974(\)i)C 2.974(st)-2.974 G(he)-2.974 E/F2 10 | |
1129 | /Times-Italic@0 SF .474(escape c)2.974 F(har)-.15 E(acter)-.15 E F0 | |
1130 | 5.474(.I).73 G 2.974(tp)-5.474 G(reserv)-2.974 E .474(es the literal v) | |
1131 | -.15 F .474(alue of the ne)-.25 F .475(xt character that)-.15 F(follo) | |
1132 | 108 96 Q 1.554(ws, with the e)-.25 F 1.553(xception of <ne)-.15 F 4.053 | |
1133 | (wline>. If)-.25 F(a)4.053 E F1(\\)4.053 E F0(<ne)A 1.553 | |
0001803f | 1134 | (wline> pair appears, and the backslash is not itself)-.25 F 1.122 |
ac50fbac | 1135 | (quoted, the)108 108 R F1(\\)3.622 E F0(<ne)A 1.122 |
17345e5a | 1136 | (wline> is treated as a line continuation \(that is, it is remo)-.25 F |
0001803f | 1137 | -.15(ve)-.15 G 3.622(df).15 G 1.123(rom the input stream and)-3.622 F |
ac50fbac CR |
1138 | (ef)108 120 Q(fecti)-.25 E -.15(ve)-.25 G(ly ignored\).).15 E .295 |
1139 | (Enclosing characters in single quotes preserv)108 136.8 R .295 | |
17345e5a JA |
1140 | (es the literal v)-.15 F .295(alue of each character within the quotes.) |
1141 | -.25 F 2.795(As)5.295 G(in-)-2.795 E | |
ac50fbac CR |
1142 | (gle quote may not occur between single quotes, e)108 148.8 Q -.15(ve) |
1143 | -.25 G 2.5(nw).15 G(hen preceded by a backslash.)-2.5 E .033 | |
1144 | (Enclosing characters in double quotes preserv)108 165.6 R .034 | |
17345e5a JA |
1145 | (es the literal v)-.15 F .034 |
1146 | (alue of all characters within the quotes, with the)-.25 F -.15(ex)108 | |
ac50fbac CR |
1147 | 177.6 S .828(ception of).15 F F1($)3.328 E F0(,)A F1<92>3.328 E F0(,)A |
1148 | F1(\\)3.328 E F0 3.328(,a)C .828(nd, when history e)-3.328 F .828 | |
1149 | (xpansion is enabled,)-.15 F F1(!)3.328 E F0 5.828(.T)C .828 | |
1150 | (he characters)-5.828 F F1($)3.328 E F0(and)3.328 E F1<92>3.328 E F0 | |
0001803f | 1151 | .827(retain their special)3.328 F .074(meaning within double quotes.)108 |
ac50fbac CR |
1152 | 189.6 R .074(The backslash retains its special meaning only when follo) |
1153 | 5.074 F .075(wed by one of the)-.25 F(follo)108 201.6 Q .205 | |
1154 | (wing characters:)-.25 F F1($)2.705 E F0(,)A F1<92>2.705 E F0(,)A F1(") | |
1155 | 3.538 E F0(,).833 E F1(\\)2.705 E F0 2.705(,o)C(r)-2.705 E F1(<newline>) | |
0001803f CR |
1156 | 2.705 E F0 5.205(.A)C .204 |
1157 | (double quote may be quoted within double quotes by pre-)-2.5 F .081 | |
ac50fbac CR |
1158 | (ceding it with a backslash.)108 213.6 R .082(If enabled, history e) |
1159 | 5.082 F .082(xpansion will be performed unless an)-.15 F F1(!)2.582 E F0 | |
1160 | .082(appearing in double)5.082 F(quotes is escaped using a backslash.) | |
1161 | 108 225.6 Q(The backslash preceding the)5 E F1(!)2.5 E F0(is not remo)5 | |
1162 | E -.15(ve)-.15 G(d.).15 E(The special parameters)108 242.4 Q F1(*)2.5 E | |
1163 | F0(and)2.5 E F1(@)2.5 E F0(ha)2.5 E .3 -.15(ve s)-.2 H | |
1164 | (pecial meaning when in double quotes \(see).15 E/F3 9/Times-Bold@0 SF | |
495aee44 | 1165 | -.666(PA)2.5 G(RAMETERS).666 E F0(belo)2.25 E(w\).)-.25 E -.8(Wo)108 |
ac50fbac CR |
1166 | 259.2 S .212(rds of the form).8 F F1($)2.712 E F0<08>A F2(string)A F0 |
1167 | 2.712<0861>C .211(re treated specially)-2.712 F 5.211(.T)-.65 G .211 | |
1168 | (he w)-5.211 F .211(ord e)-.1 F .211(xpands to)-.15 F F2(string)2.711 E | |
1169 | F0 2.711(,w)C .211(ith backslash-escaped char)-2.711 F(-)-.2 E .604 | |
1170 | (acters replaced as speci\214ed by the ANSI C standard.)108 271.2 R .605 | |
495aee44 | 1171 | (Backslash escape sequences, if present, are decoded)5.605 F(as follo) |
ac50fbac CR |
1172 | 108 283.2 Q(ws:)-.25 E F1(\\a)144 295.2 Q F0(alert \(bell\))28.22 E F1 |
1173 | (\\b)144 307.2 Q F0(backspace)27.66 E F1(\\e)144 319.2 Q(\\E)144 331.2 Q | |
1174 | F0(an escape character)26.55 E F1(\\f)144 343.2 Q F0(form feed)29.89 E | |
1175 | F1(\\n)144 355.2 Q F0(ne)27.66 E 2.5(wl)-.25 G(ine)-2.5 E F1(\\r)144 | |
1176 | 367.2 Q F0(carriage return)28.78 E F1(\\t)144 379.2 Q F0(horizontal tab) | |
1177 | 29.89 E F1(\\v)144 391.2 Q F0 -.15(ve)28.22 G(rtical tab).15 E F1(\\\\) | |
1178 | 144 403.2 Q F0(backslash)30.44 E F1<5c08>144 415.2 Q F0(single quote) | |
1179 | 30.44 E F1(\\")144 427.2 Q F0(double quote)27.67 E F1(\\)144 439.2 Q F2 | |
495aee44 | 1180 | (nnn)A F0(the eight-bit character whose v)18.22 E(alue is the octal v) |
ac50fbac CR |
1181 | -.25 E(alue)-.25 E F2(nnn)2.5 E F0(\(one to three digits\))2.5 E F1(\\x) |
1182 | 144 451.2 Q F2(HH)A F0(the eight-bit character whose v)13.78 E | |
1183 | (alue is the he)-.25 E(xadecimal v)-.15 E(alue)-.25 E F2(HH)2.5 E F0 | |
495aee44 | 1184 | (\(one or tw)2.5 E 2.5(oh)-.1 G .3 -.15(ex d)-2.5 H(igits\)).15 E F1 |
ac50fbac CR |
1185 | (\\u)144 463.2 Q F2(HHHH)A F0 1.507 |
1186 | (the Unicode \(ISO/IEC 10646\) character whose v)180 475.2 R 1.506 | |
1187 | (alue is the he)-.25 F 1.506(xadecimal v)-.15 F(alue)-.25 E F2(HHHH) | |
1188 | 4.006 E F0(\(one to four he)180 487.2 Q 2.5(xd)-.15 G(igits\))-2.5 E F1 | |
1189 | (\\U)144 499.2 Q F2(HHHHHHHH)A F0 .547 | |
1190 | (the Unicode \(ISO/IEC 10646\) character whose v)180 511.2 R .547 | |
1191 | (alue is the he)-.25 F .548(xadecimal v)-.15 F(alue)-.25 E F2(HHHHH-) | |
1192 | 3.048 E(HHH)180 523.2 Q F0(\(one to eight he)2.5 E 2.5(xd)-.15 G | |
1193 | (igits\))-2.5 E F1(\\c)144 535.2 Q F2(x)A F0 2.5(ac)24.34 G(ontrol-)-2.5 | |
1194 | E F2(x)A F0(character)2.5 E(The e)108 552 Q(xpanded result is single-qu\ | |
1195 | oted, as if the dollar sign had not been present.)-.15 E 2.64(Ad)108 | |
1196 | 568.8 S .14(ouble-quoted string preceded by a dollar sign \()-2.64 F F1 | |
1197 | ($)A F0(")A F2(string)A F0 .14 | |
495aee44 | 1198 | ("\) will cause the string to be translated according)B .495 |
ac50fbac | 1199 | (to the current locale.)108 580.8 R .495(If the current locale is)5.495 |
495aee44 | 1200 | F F1(C)2.995 E F0(or)2.995 E F1(POSIX)2.995 E F0 2.995(,t)C .495 |
0001803f | 1201 | (he dollar sign is ignored.)-2.995 F .496(If the string is trans-)5.496 |
ac50fbac CR |
1202 | F(lated and replaced, the replacement is double-quoted.)108 592.8 Q/F4 |
1203 | 10.95/Times-Bold@0 SF -.81(PA)72 609.6 S(RAMETERS).81 E F0(A)108 621.6 Q | |
1204 | F2(par)4.593 E(ameter)-.15 E F0 .843(is an entity that stores v)4.073 F | |
1205 | 3.343(alues. It)-.25 F .843(can be a)3.343 F F2(name)3.342 E F0 3.342 | |
0001803f | 1206 | (,an).18 G(umber)-3.342 E 3.342(,o)-.4 G 3.342(ro)-3.342 G .842 |
ac50fbac CR |
1207 | (ne of the special characters)-3.342 F .822(listed belo)108 633.6 R |
1208 | 3.323(wu)-.25 G(nder)-3.323 E F1 .823(Special P)3.323 F(arameters)-.1 E | |
1209 | F0 5.823(.A)C F2(variable)-2.21 E F0 .823(is a parameter denoted by a) | |
1210 | 3.503 F F2(name)3.323 E F0 5.823(.A).18 G -.25(va)-2.5 G .823 | |
1211 | (riable has a).25 F F2(value)108 645.6 Q F0 .369(and zero or more)2.869 | |
1212 | F F2(attrib)2.869 E(utes)-.2 E F0 5.369(.A)C(ttrib)-5.369 E .369 | |
0001803f CR |
1213 | (utes are assigned using the)-.2 F F1(declar)2.868 E(e)-.18 E F0 -.2(bu) |
1214 | 2.868 G .368(iltin command \(see).2 F F1(declar)2.868 E(e)-.18 E F0 | |
ac50fbac CR |
1215 | (belo)108 657.6 Q 2.5(wi)-.25 G(n)-2.5 E F3(SHELL B)2.5 E(UIL)-.09 E |
1216 | (TIN COMMANDS)-.828 E/F5 9/Times-Roman@0 SF(\).)A F0 2.754(Ap)108 674.4 | |
495aee44 CR |
1217 | S .254(arameter is set if it has been assigned a v)-2.754 F 2.754 |
1218 | (alue. The)-.25 F .254(null string is a v)2.754 F .255(alid v)-.25 F | |
1219 | 2.755(alue. Once)-.25 F 2.755(av)2.755 G .255(ariable is set, it)-3.005 | |
ac50fbac CR |
1220 | F(may be unset only by using the)108 686.4 Q F1(unset)2.5 E F0 -.2(bu) |
1221 | 2.5 G(iltin command \(see).2 E F3(SHELL B)2.5 E(UIL)-.09 E(TIN COMMANDS) | |
1222 | -.828 E F0(belo)2.25 E(w\).)-.25 E(A)108 703.2 Q F2(variable)2.79 E F0 | |
1223 | (may be assigned to by a statement of the form)2.68 E F2(name)144 720 Q | |
1224 | F0(=[)A F2(value)A F0(])A(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E | |
1225 | (8)195.95 E 0 Cg EP | |
1226 | %%Page: 9 9 | |
1227 | %%BeginPageSetup | |
1228 | BP | |
1229 | %%EndPageSetup | |
1230 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
1231 | -.35 E(If)108 84 Q/F1 10/Times-Italic@0 SF(value)3.023 E F0 .233 | |
495aee44 | 1232 | (is not gi)2.913 F -.15(ve)-.25 G .233(n, the v).15 F .232 |
ac50fbac | 1233 | (ariable is assigned the null string.)-.25 F(All)5.232 E F1(values)3.022 |
495aee44 | 1234 | E F0(under)3.002 E .232(go tilde e)-.18 F .232(xpansion, parameter)-.15 |
ac50fbac | 1235 | F .515(and v)108 96 R .515(ariable e)-.25 F .515 |
495aee44 | 1236 | (xpansion, command substitution, arithmetic e)-.15 F .515 |
17345e5a | 1237 | (xpansion, and quote remo)-.15 F -.25(va)-.15 G 3.015(l\().25 G(see) |
ac50fbac CR |
1238 | -3.015 E/F2 9/Times-Bold@0 SF(EXP)3.015 E(ANSION)-.666 E F0(belo)108 108 |
1239 | Q 2.699(w\). If)-.25 F .199(the v)2.699 F .199(ariable has its)-.25 F/F3 | |
1240 | 10/Times-Bold@0 SF(integer)2.698 E F0(attrib)2.698 E .198(ute set, then) | |
1241 | -.2 F F1(value)2.988 E F0 .198(is e)2.878 F -.25(va)-.25 G .198 | |
0001803f | 1242 | (luated as an arithmetic e).25 F .198(xpression e)-.15 F -.15(ve)-.25 G |
ac50fbac CR |
1243 | (n).15 E .901(if the $\(\(...\)\) e)108 120 R .901 |
1244 | (xpansion is not used \(see)-.15 F F3 .901(Arithmetic Expansion)3.401 F | |
0001803f | 1245 | F0(belo)3.401 E 3.402(w\). W)-.25 F .902 |
ac50fbac CR |
1246 | (ord splitting is not performed,)-.8 F 1.179(with the e)108 132 R 1.179 |
1247 | (xception of)-.15 F F3("$@")3.679 E F0 1.179(as e)3.679 F 1.179 | |
1248 | (xplained belo)-.15 F 3.679(wu)-.25 G(nder)-3.679 E F3 1.178(Special P) | |
0001803f | 1249 | 3.678 F(arameters)-.1 E F0 6.178(.P)C 1.178(athname e)-6.328 F 1.178 |
ac50fbac CR |
1250 | (xpansion is not)-.15 F 3.648(performed. Assignment)108 144 R 1.148 |
1251 | (statements may also appear as ar)3.648 F 1.149(guments to the)-.18 F F3 | |
1252 | (alias)3.649 E F0(,)A F3(declar)3.649 E(e)-.18 E F0(,)A F3(typeset)3.649 | |
1253 | E F0(,)A F3(export)3.649 E F0(,)A F3 -.18(re)108 156 S(adonly).18 E F0 | |
1254 | 2.63(,a)C(nd)-2.63 E F3(local)2.63 E F0 -.2(bu)2.63 G .13 | |
1255 | (iltin commands.).2 F .13(When in)5.13 F F1 .129(posix mode)2.629 F F0 | |
1256 | 2.629(,t)C .129(hese b)-2.629 F .129 | |
1257 | (uiltins may appear in a command after)-.2 F | |
1258 | (one or more instances of the)108 168 Q F3(command)2.5 E F0 -.2(bu)2.5 G | |
1259 | (iltin and retain these assignment statement properties.).2 E .376 | |
1260 | (In the conte)108 184.8 R .376 | |
17345e5a | 1261 | (xt where an assignment statement is assigning a v)-.15 F .376 |
ac50fbac | 1262 | (alue to a shell v)-.25 F .377(ariable or array inde)-.25 F .377 |
17345e5a | 1263 | (x, the +=)-.15 F .257 |
ac50fbac | 1264 | (operator can be used to append to or add to the v)108 196.8 R(ariable') |
17345e5a | 1265 | -.25 E 2.757(sp)-.55 G(re)-2.757 E .257(vious v)-.25 F 2.757(alue. When) |
ac50fbac CR |
1266 | -.25 F .257(+= is applied to a v)2.757 F(ariable)-.25 E .36 |
1267 | (for which the)108 208.8 R F1(inte)2.86 E -.1(ge)-.4 G(r).1 E F0(attrib) | |
1268 | 2.86 E .36(ute has been set,)-.2 F F1(value)2.86 E F0 .361(is e)2.861 F | |
1269 | -.25(va)-.25 G .361(luated as an arithmetic e).25 F .361 | |
1270 | (xpression and added to the)-.15 F -.25(va)108 220.8 S(riable').25 E | |
1271 | 2.889(sc)-.55 G .389(urrent v)-2.889 F .389(alue, which is also e)-.25 F | |
1272 | -.25(va)-.25 G 2.889(luated. When).25 F .389 | |
1273 | (+= is applied to an array v)2.889 F .388(ariable using compound)-.25 F | |
1274 | .185(assignment \(see)108 232.8 R F3(Arrays)2.685 E F0(belo)2.685 E .185 | |
1275 | (w\), the v)-.25 F(ariable')-.25 E 2.685(sv)-.55 G .185 | |
1276 | (alue is not unset \(as it is when using =\), and ne)-2.935 F 2.686(wv) | |
1277 | -.25 G .186(alues are)-2.936 F 1.385(appended to the array be)108 244.8 | |
1278 | R 1.384(ginning at one greater than the array')-.15 F 3.884(sm)-.55 G | |
1279 | 1.384(aximum inde)-3.884 F 3.884(x\()-.15 G 1.384(for inde)-3.884 F -.15 | |
1280 | (xe)-.15 G 3.884(da).15 G 1.384(rrays\) or)-3.884 F .122 | |
1281 | (added as additional k)108 256.8 R -.15(ey)-.1 G<ad76>.15 E .122 | |
17345e5a | 1282 | (alue pairs in an associati)-.25 F .423 -.15(ve a)-.25 H(rray).15 E |
ac50fbac CR |
1283 | 5.123(.W)-.65 G .123(hen applied to a string-v)-5.123 F .123(alued v) |
1284 | -.25 F(ariable,)-.25 E F1(value)2.623 E F0(is e)108 268.8 Q | |
1285 | (xpanded and appended to the v)-.15 E(ariable')-.25 E 2.5(sv)-.55 G | |
1286 | (alue.)-2.75 E 3.383(Av)108 285.6 S .883(ariable can be assigned the) | |
1287 | -3.633 F F1(namer)3.382 E(ef)-.37 E F0(attrib)3.382 E .882 | |
1288 | (ute using the)-.2 F F3<ad6e>3.382 E F0 .882(option to the)3.382 F F3 | |
1289 | (declar)3.382 E(e)-.18 E F0(or)3.382 E F3(local)3.382 E F0 -.2(bu)3.382 | |
1290 | G .882(iltin com-).2 F .315(mands \(see the descriptions of)108 297.6 R | |
1291 | F3(declar)2.815 E(e)-.18 E F0(and)2.815 E F3(local)2.815 E F0(belo)2.815 | |
1292 | E .316(w\) to create a)-.25 F F1(namer)2.816 E(ef)-.37 E F0 2.816(,o)C | |
1293 | 2.816(rar)-2.816 G .316(eference to another v)-2.816 F(ari-)-.25 E 3.335 | |
1294 | (able. This)108 309.6 R(allo)3.335 E .835(ws v)-.25 F .835 | |
1295 | (ariables to be manipulated indirectly)-.25 F 5.835(.W)-.65 G(hene) | |
1296 | -5.835 E -.15(ve)-.25 G 3.335(rt).15 G .835(he nameref v)-3.335 F .835 | |
1297 | (ariable is referenced or)-.25 F .021 | |
1298 | (assigned to, the operation is actually performed on the v)108 321.6 R | |
1299 | .021(ariable speci\214ed by the nameref v)-.25 F(ariable')-.25 E 2.522 | |
1300 | (sv)-.55 G 2.522(alue. A)-2.772 F .819 | |
1301 | (nameref is commonly used within shell functions to refer to a v)108 | |
1302 | 333.6 R .818(ariable whose name is passed as an ar)-.25 F(gu-)-.18 E | |
1303 | .131(ment to the function.)108 345.6 R -.15(Fo)5.131 G 2.631(ri).15 G | |
1304 | .131(nstance, if a v)-2.631 F .132 | |
1305 | (ariable name is passed to a shell function as its \214rst ar)-.25 F | |
1306 | .132(gument, run-)-.18 F(ning)108 357.6 Q/F4 10/Courier@0 SF | |
1307 | (declare -n ref=$1)144 375.6 Q F0 .303 | |
1308 | (inside the function creates a nameref v)108 393.6 R(ariable)-.25 E F3 | |
1309 | -.18(re)2.803 G(f).18 E F0 .303(whose v)2.803 F .303(alue is the v)-.25 | |
1310 | F .302(ariable name passed as the \214rst ar)-.25 F(gu-)-.18 E 3.318 | |
1311 | (ment. References)108 405.6 R .818(and assignments to)3.318 F F3 -.18 | |
1312 | (re)3.318 G(f).18 E F0 .818 | |
1313 | (are treated as references and assignments to the v)3.318 F .818 | |
1314 | (ariable whose)-.25 F .275(name w)108 417.6 R .275(as passed as)-.1 F F3 | |
1315 | ($1)2.775 E F0 5.275(.I)C 2.775(ft)-5.275 G .275(he control v)-2.775 F | |
1316 | .275(ariable in a)-.25 F F3 -.25(fo)2.775 G(r).25 E F0 .275 | |
1317 | (loop has the nameref attrib)2.775 F .274(ute, the list of w)-.2 F .274 | |
1318 | (ords can)-.1 F .354(be a list of shell v)108 429.6 R .354 | |
1319 | (ariables, and a name reference will be established for each w)-.25 F | |
1320 | .355(ord in the list, in turn, when)-.1 F .086(the loop is e)108 441.6 R | |
1321 | -.15(xe)-.15 G 2.586(cuted. Array).15 F -.25(va)2.586 G .086 | |
1322 | (riables cannot be gi).25 F -.15(ve)-.25 G 2.586(nt).15 G(he)-2.586 E F3 | |
1323 | <ad6e>2.586 E F0(attrib)2.585 E 2.585(ute. Ho)-.2 F(we)-.25 E -.15(ve) | |
1324 | -.25 G .885 -.4(r, n).15 H .085(ameref v).4 F .085(ariables can ref-) | |
1325 | -.25 F .883(erence array v)108 453.6 R .883 | |
1326 | (ariables and subscripted array v)-.25 F 3.383(ariables. Namerefs)-.25 F | |
1327 | .883(can be unset using the)3.383 F F3<ad6e>3.383 E F0 .884 | |
1328 | (option to the)3.383 F F3(unset)108 465.6 Q F0 -.2(bu)2.558 G 2.558 | |
1329 | (iltin. Otherwise,).2 F(if)2.558 E F3(unset)2.558 E F0 .058(is e)2.558 F | |
1330 | -.15(xe)-.15 G .058(cuted with the name of a nameref v).15 F .057 | |
1331 | (ariable as an ar)-.25 F .057(gument, the v)-.18 F(ari-)-.25 E | |
1332 | (able referenced by the nameref v)108 477.6 Q(ariable will be unset.) | |
1333 | -.25 E F3 -.2(Po)87 494.4 S(sitional P).2 E(arameters)-.1 E F0(A)108 | |
1334 | 506.4 Q F1 .705(positional par)4.455 F(ameter)-.15 E F0 .706(is a param\ | |
1335 | eter denoted by one or more digits, other than the single digit 0.)3.935 | |
1336 | F(Posi-)5.706 E .445(tional parameters are assigned from the shell')108 | |
1337 | 518.4 R 2.944(sa)-.55 G -.18(rg)-2.944 G .444(uments when it is in).18 F | |
1338 | -.2(vo)-.4 G -.1(ke).2 G .444(d, and may be reassigned using).1 F(the) | |
1339 | 108 530.4 Q F3(set)3.333 E F0 -.2(bu)3.333 G .833(iltin command.).2 F | |
1340 | .834(Positional parameters may not be assigned to with assignment state\ | |
1341 | ments.)5.833 F(The)5.834 E .334(positional parameters are temporarily r\ | |
1342 | eplaced when a shell function is e)108 542.4 R -.15(xe)-.15 G .333 | |
1343 | (cuted \(see).15 F F2(FUNCTIONS)2.833 E F0(belo)2.583 E(w\).)-.25 E | |
495aee44 | 1344 | 1.403(When a positional parameter consisting of more than a single digi\ |
ac50fbac CR |
1345 | t is e)108 559.2 R 1.404(xpanded, it must be enclosed in)-.15 F |
1346 | (braces \(see)108 571.2 Q F2(EXP)2.5 E(ANSION)-.666 E F0(belo)2.25 E | |
1347 | (w\).)-.25 E F3(Special P)87 588 Q(arameters)-.1 E F0 1.675 | |
1348 | (The shell treats se)108 600 R -.15(ve)-.25 G 1.675 | |
495aee44 | 1349 | (ral parameters specially).15 F 6.675(.T)-.65 G 1.674 |
17345e5a | 1350 | (hese parameters may only be referenced; assignment to)-6.675 F |
ac50fbac CR |
1351 | (them is not allo)108 612 Q(wed.)-.25 E F3(*)108 624 Q F0 .223 |
1352 | (Expands to the positional parameters, starting from one.)31 F .224 | |
1353 | (When the e)5.224 F .224(xpansion is not within double)-.15 F .663 | |
1354 | (quotes, each positional parameter e)144 636 R .662 | |
1355 | (xpands to a separate w)-.15 F 3.162(ord. In)-.1 F(conte)3.162 E .662 | |
1356 | (xts where it is performed,)-.15 F 1.081(those w)144 648 R 1.081 | |
1357 | (ords are subject to further w)-.1 F 1.082(ord splitting and pathname e) | |
1358 | -.1 F 3.582(xpansion. When)-.15 F 1.082(the e)3.582 F(xpansion)-.15 E | |
1359 | .915(occurs within double quotes, it e)144 660 R .914 | |
1360 | (xpands to a single w)-.15 F .914(ord with the v)-.1 F .914 | |
1361 | (alue of each parameter sepa-)-.25 F .89 | |
1362 | (rated by the \214rst character of the)144 672 R F2(IFS)3.39 E F0 .89 | |
1363 | (special v)3.14 F 3.39(ariable. That)-.25 F .891(is, ")3.391 F F3($*)A | |
1364 | F0 3.391("i)C 3.391(se)-3.391 G(qui)-3.391 E -.25(va)-.25 G .891 | |
1365 | (lent to ").25 F F3($1)A F1(c)A F3($2)A F1(c)A F3(...)A F0(",)A(where) | |
1366 | 144 684 Q F1(c)3.533 E F0 .832(is the \214rst character of the v)3.643 F | |
1367 | .832(alue of the)-.25 F F2(IFS)3.332 E F0 -.25(va)3.082 G 3.332 | |
1368 | (riable. If).25 F F2(IFS)3.332 E F0 .832(is unset, the parameters are) | |
1369 | 3.082 F(separated by spaces.)144 696 Q(If)5 E F2(IFS)2.5 E F0 | |
1370 | (is null, the parameters are joined without interv)2.25 E | |
1371 | (ening separators.)-.15 E F3(@)108 708 Q F0 .605 | |
0001803f CR |
1372 | (Expands to the positional parameters, starting from one.)26.7 F .606 |
1373 | (When the e)5.605 F .606(xpansion occurs within dou-)-.15 F .114 | |
ac50fbac CR |
1374 | (ble quotes, each parameter e)144 720 R .114(xpands to a separate w)-.15 |
1375 | F 2.614(ord. That)-.1 F .113(is, ")2.613 F F3($@)A F0 2.613("i)C 2.613 | |
1376 | (se)-2.613 G(qui)-2.613 E -.25(va)-.25 G .113(lent to ").25 F F3($1)A F0 | |
1377 | 2.613("")C F3($2)-2.613 E F0 2.613(".)C(..)-2.613 E(GNU Bash 4.3)72 768 | |
1378 | Q(2014 February 2)141.79 E(9)195.95 E 0 Cg EP | |
1379 | %%Page: 10 10 | |
1380 | %%BeginPageSetup | |
1381 | BP | |
1382 | %%EndPageSetup | |
1383 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
1384 | -.35 E .134(If the double-quoted e)144 84 R .134 | |
1385 | (xpansion occurs within a w)-.15 F .135(ord, the e)-.1 F .135 | |
495aee44 | 1386 | (xpansion of the \214rst parameter is joined)-.15 F .151(with the be)144 |
ac50fbac CR |
1387 | 96 R .151(ginning part of the original w)-.15 F .151(ord, and the e)-.1 |
1388 | F .15(xpansion of the last parameter is joined with)-.15 F .337 | |
1389 | (the last part of the original w)144 108 R 2.837(ord. When)-.1 F .338 | |
1390 | (there are no positional parameters, ")2.837 F/F1 10/Times-Bold@0 SF($@) | |
1391 | A F0 2.838("a)C(nd)-2.838 E F1($@)2.838 E F0 -.15(ex)2.838 G(pand).15 E | |
1392 | (to nothing \(i.e., the)144 120 Q 2.5(ya)-.15 G(re remo)-2.5 E -.15(ve) | |
1393 | -.15 G(d\).).15 E F1(#)108 132 Q F0 | |
0001803f | 1394 | (Expands to the number of positional parameters in decimal.)31 E F1(?) |
ac50fbac | 1395 | 108 144 Q F0(Expands to the e)31 E(xit status of the most recently e) |
0001803f | 1396 | -.15 E -.15(xe)-.15 G(cuted fore).15 E(ground pipeline.)-.15 E F1<ad>108 |
ac50fbac | 1397 | 156 Q F0 .882 |
17345e5a | 1398 | (Expands to the current option \215ags as speci\214ed upon in)30.3 F -.2 |
0001803f | 1399 | (vo)-.4 G .881(cation, by the).2 F F1(set)3.381 E F0 -.2(bu)3.381 G .881 |
17345e5a | 1400 | (iltin command, or).2 F(those set by the shell itself \(such as the)144 |
ac50fbac | 1401 | 168 Q F1<ad69>2.5 E F0(option\).)2.5 E F1($)108 180 Q F0 .214 |
17345e5a JA |
1402 | (Expands to the process ID of the shell.)31 F .214 |
1403 | (In a \(\) subshell, it e)5.214 F .214 | |
1404 | (xpands to the process ID of the current)-.15 F | |
ac50fbac CR |
1405 | (shell, not the subshell.)144 192 Q F1(!)108 204 Q F0 .499(Expands to t\ |
1406 | he process ID of the job most recently placed into the background, whet\ | |
1407 | her e)32.67 F -.15(xe)-.15 G(cuted).15 E | |
1408 | (as an asynchronous command or using the)144 216 Q F1(bg)2.5 E F0 -.2 | |
1409 | (bu)2.5 G(iltin \(see).2 E/F2 9/Times-Bold@0 SF(JOB CONTR)2.5 E(OL)-.27 | |
1410 | E F0(belo)2.25 E(w\).)-.25 E F1(0)108 228 Q F0 1.691 | |
1411 | (Expands to the name of the shell or shell script.)31 F 1.692 | |
1412 | (This is set at shell initialization.)6.692 F(If)6.692 E F1(bash)4.192 E | |
1413 | F0(is)4.192 E(in)144 240 Q -.2(vo)-.4 G -.1(ke).2 G 3.078(dw).1 G .578 | |
1414 | (ith a \214le of commands,)-3.078 F F1($0)3.078 E F0 .578 | |
1415 | (is set to the name of that \214le.)3.078 F(If)5.577 E F1(bash)3.077 E | |
1416 | F0 .577(is started with the)3.077 F F1<ad63>3.077 E F0 .368 | |
1417 | (option, then)144 252 R F1($0)2.869 E F0 .369(is set to the \214rst ar) | |
1418 | 2.869 F .369(gument after the string to be e)-.18 F -.15(xe)-.15 G .369 | |
1419 | (cuted, if one is present.).15 F(Other)5.369 E(-)-.2 E | |
1420 | (wise, it is set to the \214lename used to in)144 264 Q -.2(vo)-.4 G -.1 | |
1421 | (ke).2 G F1(bash)2.6 E F0 2.5(,a)C 2.5(sg)-2.5 G -2.15 -.25(iv e)-2.5 H | |
1422 | 2.5(nb).25 G 2.5(ya)-2.5 G -.18(rg)-2.5 G(ument zero.).18 E F1(_)108 276 | |
1423 | Q F0 .055(At shell startup, set to the absolute pathname used to in)31 F | |
1424 | -.2(vo)-.4 G .255 -.1(ke t).2 H .054(he shell or shell script being e).1 | |
1425 | F -.15(xe)-.15 G(cuted).15 E .691(as passed in the en)144 288 R .691 | |
495aee44 | 1426 | (vironment or ar)-.4 F .691(gument list.)-.18 F(Subsequently)5.691 E |
ac50fbac CR |
1427 | 3.191(,e)-.65 G .692(xpands to the last ar)-3.341 F .692(gument to the) |
1428 | -.18 F(pre)144 300 Q .571(vious command, after e)-.25 F 3.071 | |
495aee44 | 1429 | (xpansion. Also)-.15 F .571(set to the full pathname used to in)3.071 F |
ac50fbac CR |
1430 | -.2(vo)-.4 G .77 -.1(ke e).2 H .57(ach command).1 F -.15(exe)144 312 S |
1431 | 1.6(cuted and placed in the en).15 F 1.6(vironment e)-.4 F 1.6 | |
17345e5a JA |
1432 | (xported to that command.)-.15 F 1.6(When checking mail, this)6.6 F |
1433 | (parameter holds the name of the mail \214le currently being check)144 | |
ac50fbac CR |
1434 | 324 Q(ed.)-.1 E F1(Shell V)87 340.8 Q(ariables)-.92 E F0(The follo)108 |
1435 | 352.8 Q(wing v)-.25 E(ariables are set by the shell:)-.25 E F1 -.3(BA) | |
1436 | 108 369.6 S(SH).3 E F0(Expands to the full \214lename used to in)9.07 E | |
0001803f | 1437 | -.2(vo)-.4 G .2 -.1(ke t).2 H(his instance of).1 E F1(bash)2.5 E F0(.)A |
ac50fbac CR |
1438 | F1 -.3(BA)108 381.6 S(SHOPTS).3 E F0 2.549(Ac)144 393.6 S .049 |
1439 | (olon-separated list of enabled shell options.)-2.549 F .049(Each w) | |
0001803f | 1440 | 5.049 F .049(ord in the list is a v)-.1 F .049(alid ar)-.25 F .049 |
ac50fbac CR |
1441 | (gument for the)-.18 F F1<ad73>2.548 E F0 1.398(option to the)144 405.6 |
1442 | R F1(shopt)3.898 E F0 -.2(bu)3.898 G 1.398(iltin command \(see).2 F F2 | |
0001803f | 1443 | 1.398(SHELL B)3.898 F(UIL)-.09 E 1.398(TIN COMMANDS)-.828 F F0(belo) |
ac50fbac CR |
1444 | 3.648 E 3.898(w\). The)-.25 F(options)3.898 E .477(appearing in)144 |
1445 | 417.6 R F2 -.27(BA)2.977 G(SHOPTS).27 E F0 .477(are those reported as) | |
1446 | 2.727 F/F3 10/Times-Italic@0 SF(on)3.207 E F0(by)3.217 E F1(shopt)2.977 | |
1447 | E F0 5.476(.I)C 2.976(ft)-5.476 G .476(his v)-2.976 F .476 | |
1448 | (ariable is in the en)-.25 F(vironment)-.4 E(when)144 429.6 Q F1(bash) | |
1449 | 3.141 E F0 .642(starts up, each shell option in the list will be enable\ | |
1450 | d before reading an)3.141 F 3.142(ys)-.15 G .642(tartup \214les.)-3.142 | |
1451 | F(This v)144 441.6 Q(ariable is read-only)-.25 E(.)-.65 E F1 -.3(BA)108 | |
1452 | 453.6 S(SHPID).3 E F0 .188(Expands to the process ID of the current)144 | |
1453 | 465.6 R F1(bash)2.688 E F0 2.687(process. This)2.687 F(dif)2.687 E .187 | |
1454 | (fers from)-.25 F F1($$)2.687 E F0 .187(under certain circum-)2.687 F | |
1455 | (stances, such as subshells that do not require)144 477.6 Q F1(bash)2.5 | |
1456 | E F0(to be re-initialized.)2.5 E F1 -.3(BA)108 489.6 S(SH_ALIASES).3 E | |
1457 | F0 1.195(An associati)144 501.6 R 1.495 -.15(ve a)-.25 H 1.195(rray v) | |
1458 | .15 F 1.195(ariable whose members correspond to the internal list of al\ | |
1459 | iases as main-)-.25 F .025(tained by the)144 513.6 R F1(alias)2.524 E F0 | |
1460 | -.2(bu)2.524 G 2.524(iltin. Elements).2 F .024 | |
1461 | (added to this array appear in the alias list; unsetting array ele-) | |
1462 | 2.524 F(ments cause aliases to be remo)144 525.6 Q -.15(ve)-.15 G 2.5 | |
1463 | (df).15 G(rom the alias list.)-2.5 E F1 -.3(BA)108 537.6 S(SH_ARGC).3 E | |
1464 | F0 .934(An array v)144 549.6 R .934(ariable whose v)-.25 F .934 | |
1465 | (alues are the number of parameters in each frame of the current)-.25 F | |
1466 | F1(bash)3.435 E F0 -.15(exe)144 561.6 S .535(cution call stack.).15 F | |
1467 | .535(The number of parameters to the current subroutine \(shell functio\ | |
1468 | n or script)5.535 F -.15(exe)144 573.6 S .141(cuted with).15 F F1(.) | |
1469 | 2.641 E F0(or)2.641 E F1(sour)2.641 E(ce)-.18 E F0 2.641(\)i)C 2.641(sa) | |
1470 | -2.641 G 2.641(tt)-2.641 G .142(he top of the stack.)-2.641 F .142 | |
1471 | (When a subroutine is e)5.142 F -.15(xe)-.15 G .142 | |
1472 | (cuted, the number of).15 F 2.631(parameters passed is pushed onto)144 | |
1473 | 585.6 R F2 -.27(BA)5.13 G(SH_ARGC).27 E/F4 9/Times-Roman@0 SF(.)A F0 | |
1474 | 2.63(The shell sets)7.13 F F2 -.27(BA)5.13 G(SH_ARGC).27 E F0 2.63 | |
1475 | (only when in)4.88 F -.15(ex)144 597.6 S(tended deb).15 E | |
1476 | (ugging mode \(see the description of the)-.2 E F1(extdeb)2.5 E(ug)-.2 E | |
1477 | F0(option to the)2.5 E F1(shopt)2.5 E F0 -.2(bu)2.5 G(iltin belo).2 E | |
1478 | (w\))-.25 E F1 -.3(BA)108 609.6 S(SH_ARGV).3 E F0 .979(An array v)144 | |
1479 | 621.6 R .979(ariable containing all of the parameters in the current) | |
1480 | -.25 F F1(bash)3.48 E F0 -.15(exe)3.48 G .98(cution call stack.).15 F | |
1481 | (The)5.98 E .275(\214nal parameter of the last subroutine call is at th\ | |
1482 | e top of the stack; the \214rst parameter of the initial)144 633.6 R | |
1483 | 1.424(call is at the bottom.)144 645.6 R 1.424(When a subroutine is e) | |
1484 | 6.424 F -.15(xe)-.15 G 1.424 | |
1485 | (cuted, the parameters supplied are pushed onto).15 F F2 -.27(BA)144 | |
1486 | 657.6 S(SH_ARGV).27 E F4(.)A F0 2.197(The shell sets)6.697 F F2 -.27(BA) | |
1487 | 4.697 G(SH_ARGV).27 E F0 2.197(only when in e)4.447 F 2.197(xtended deb) | |
1488 | -.15 F 2.197(ugging mode \(see the)-.2 F(description of the)144 669.6 Q | |
1489 | F1(extdeb)2.5 E(ug)-.2 E F0(option to the)2.5 E F1(shopt)2.5 E F0 -.2 | |
1490 | (bu)2.5 G(iltin belo).2 E(w\))-.25 E F1 -.3(BA)108 681.6 S(SH_CMDS).3 E | |
1491 | F0 .667(An associati)144 693.6 R .967 -.15(ve a)-.25 H .667(rray v).15 F | |
1492 | .668(ariable whose members correspond to the internal hash table of com\ | |
1493 | mands)-.25 F .147(as maintained by the)144 705.6 R F1(hash)2.647 E F0 | |
1494 | -.2(bu)2.646 G 2.646(iltin. Elements).2 F .146 | |
1495 | (added to this array appear in the hash table; unsetting)2.646 F | |
1496 | (array elements cause commands to be remo)144 717.6 Q -.15(ve)-.15 G 2.5 | |
1497 | (df).15 G(rom the hash table.)-2.5 E(GNU Bash 4.3)72 768 Q | |
1498 | (2014 February 2)141.79 E(10)190.95 E 0 Cg EP | |
1499 | %%Page: 11 11 | |
17345e5a JA |
1500 | %%BeginPageSetup |
1501 | BP | |
1502 | %%EndPageSetup | |
1503 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
1504 | -.35 E/F1 10/Times-Bold@0 SF -.3(BA)108 84 S(SH_COMMAND).3 E F0 1.242 |
1505 | (The command currently being e)144 96 R -.15(xe)-.15 G 1.243 | |
1506 | (cuted or about to be e).15 F -.15(xe)-.15 G 1.243 | |
1507 | (cuted, unless the shell is e).15 F -.15(xe)-.15 G 1.243(cuting a).15 F | |
0001803f | 1508 | (command as the result of a trap, in which case it is the command e)144 |
ac50fbac CR |
1509 | 108 Q -.15(xe)-.15 G(cuting at the time of the trap.).15 E F1 -.3(BA)108 |
1510 | 120 S(SH_EXECUTION_STRING).3 E F0(The command ar)144 132 Q | |
0001803f | 1511 | (gument to the)-.18 E F1<ad63>2.5 E F0(in)2.5 E -.2(vo)-.4 G |
ac50fbac CR |
1512 | (cation option.).2 E F1 -.3(BA)108 144 S(SH_LINENO).3 E F0 .693 |
1513 | (An array v)144 156 R .692(ariable whose members are the line numbers i\ | |
1514 | n source \214les where each corresponding)-.25 F .969(member of)144 168 | |
1515 | R/F2 9/Times-Bold@0 SF(FUNCN)3.469 E(AME)-.18 E F0 -.1(wa)3.219 G 3.469 | |
1516 | (si).1 G -1.9 -.4(nv o)-3.469 H -.1(ke).4 G(d.).1 E F1(${B)5.969 E | |
1517 | (ASH_LINENO[)-.3 E/F3 10/Times-Italic@0 SF($i)A F1(]})A F0 .97 | |
1518 | (is the line number in the source)3.469 F 14.672(\214le \()144 180 R F1 | |
1519 | (${B)A(ASH_SOURCE[)-.3 E F3($i+1)A F1(]})A F0 17.172(\)w)C(here)-17.172 | |
1520 | E F1(${FUNCN)17.172 E(AME[)-.2 E F3($i)A F1(]})A F0 -.1(wa)17.172 G | |
1521 | 17.171(sc).1 G 14.671(alled \(or)-17.171 F F1(${B)144 192 Q(ASH_LINENO[) | |
1522 | -.3 E F3($i-1)A F1(]})A F0 .115 | |
495aee44 CR |
1523 | (if referenced within another shell function\).)2.615 F(Use)5.115 E F2 |
1524 | (LINENO)2.615 E F0 .115(to obtain the)2.365 F(current line number)144 | |
ac50fbac CR |
1525 | 204 Q(.)-.55 E F1 -.3(BA)108 216 S(SH_REMA).3 E(TCH)-.95 E F0 .006 |
1526 | (An array v)144 228 R .006(ariable whose members are assigned by the) | |
1527 | -.25 F F1(=~)2.506 E F0 .005(binary operator to the)2.506 F F1([[)2.505 | |
1528 | E F0 .005(conditional com-)2.505 F 2.506(mand. The)144 240 R .007 | |
1529 | (element with inde)2.506 F 2.507(x0i)-.15 G 2.507(st)-2.507 G .007 | |
1530 | (he portion of the string matching the entire re)-2.507 F .007(gular e) | |
1531 | -.15 F(xpression.)-.15 E .998(The element with inde)144 252 R(x)-.15 E | |
1532 | F3(n)3.498 E F0 .997(is the portion of the string matching the)3.498 F | |
1533 | F3(n)3.497 E F0 .997(th parenthesized sube)B(xpres-)-.15 E 2.5 | |
1534 | (sion. This)144 264 R -.25(va)2.5 G(riable is read-only).25 E(.)-.65 E | |
1535 | F1 -.3(BA)108 276 S(SH_SOURCE).3 E F0 .125(An array v)144 288 R .125(ar\ | |
495aee44 | 1536 | iable whose members are the source \214lenames where the corresponding \ |
ac50fbac | 1537 | shell function)-.25 F .781(names in the)144 300 R F2(FUNCN)3.28 E(AME) |
495aee44 | 1538 | -.18 E F0 .78(array v)3.03 F .78(ariable are de\214ned.)-.25 F .78 |
ac50fbac CR |
1539 | (The shell function)5.78 F F1(${FUNCN)3.28 E(AME[)-.2 E F3($i)A F1(]})A |
1540 | F0(is)3.28 E(de\214ned in the \214le)144 312 Q F1(${B)2.5 E(ASH_SOURCE[) | |
1541 | -.3 E F3($i)A F1(]})A F0(and called from)2.5 E F1(${B)2.5 E(ASH_SOURCE[) | |
1542 | -.3 E F3($i+1)A F1(]})A F0(.)A F1 -.3(BA)108 324 S(SH_SUBSHELL).3 E F0 | |
1543 | .296(Incremented by one within each subshell or subshell en)144 336 R | |
1544 | .296(vironment when the shell be)-.4 F .297(gins e)-.15 F -.15(xe)-.15 G | |
1545 | (cuting).15 E(in that en)144 348 Q 2.5(vironment. The)-.4 F(initial v) | |
1546 | 2.5 E(alue is 0.)-.25 E F1 -.3(BA)108 360 S(SH_VERSINFO).3 E F0 2.645 | |
1547 | (Ar)144 372 S .145(eadonly array v)-2.645 F .144 | |
17345e5a | 1548 | (ariable whose members hold v)-.25 F .144 |
ac50fbac CR |
1549 | (ersion information for this instance of)-.15 F F1(bash)2.644 E F0 5.144 |
1550 | (.T)C(he)-5.144 E -.25(va)144 384 S | |
17345e5a | 1551 | (lues assigned to the array members are as follo).25 E(ws:)-.25 E F1 -.3 |
ac50fbac CR |
1552 | (BA)144 402 S(SH_VERSINFO[).3 E F0(0)A F1(])A F0(The major v)24.74 E |
1553 | (ersion number \(the)-.15 E F3 -.37(re)2.5 G(lease).37 E F0(\).)A F1 -.3 | |
1554 | (BA)144 414 S(SH_VERSINFO[).3 E F0(1)A F1(])A F0(The minor v)24.74 E | |
1555 | (ersion number \(the)-.15 E F3(ver)2.5 E(sion)-.1 E F0(\).)A F1 -.3(BA) | |
1556 | 144 426 S(SH_VERSINFO[).3 E F0(2)A F1(])A F0(The patch le)24.74 E -.15 | |
1557 | (ve)-.25 G(l.).15 E F1 -.3(BA)144 438 S(SH_VERSINFO[).3 E F0(3)A F1(])A | |
1558 | F0(The b)24.74 E(uild v)-.2 E(ersion.)-.15 E F1 -.3(BA)144 450 S | |
1559 | (SH_VERSINFO[).3 E F0(4)A F1(])A F0(The release status \(e.g.,)24.74 E | |
1560 | F3(beta1)2.5 E F0(\).)A F1 -.3(BA)144 462 S(SH_VERSINFO[).3 E F0(5)A F1 | |
1561 | (])A F0(The v)24.74 E(alue of)-.25 E F2(MA)2.5 E(CHTYPE)-.495 E/F4 9 | |
1562 | /Times-Roman@0 SF(.)A F1 -.3(BA)108 474 S(SH_VERSION).3 E F0 | |
1563 | (Expands to a string describing the v)144 486 Q | |
17345e5a | 1564 | (ersion of this instance of)-.15 E F1(bash)2.5 E F0(.)A F1(COMP_CW)108 |
ac50fbac | 1565 | 498 Q(ORD)-.1 E F0 .396(An inde)144 510 R 2.896(xi)-.15 G(nto)-2.896 E |
495aee44 | 1566 | F1(${COMP_W)2.896 E(ORDS})-.1 E F0 .396(of the w)2.896 F .396 |
ac50fbac CR |
1567 | (ord containing the current cursor position.)-.1 F .397(This v)5.397 F |
1568 | (ari-)-.25 E 1.181(able is a)144 522 R -.25(va)-.2 G 1.181 | |
17345e5a | 1569 | (ilable only in shell functions in).25 F -.2(vo)-.4 G -.1(ke).2 G 3.681 |
ac50fbac CR |
1570 | (db).1 G 3.681(yt)-3.681 G 1.18(he programmable completion f)-3.681 F |
1571 | 1.18(acilities \(see)-.1 F F1(Pr)144 534 Q(ogrammable Completion)-.18 E | |
1572 | F0(belo)2.5 E(w\).)-.25 E F1(COMP_KEY)108 546 Q F0(The k)144 558 Q .3 | |
495aee44 CR |
1573 | -.15(ey \()-.1 H(or \214nal k).15 E .3 -.15(ey o)-.1 H 2.5(fak).15 G .3 |
1574 | -.15(ey s)-2.6 H(equence\) used to in).15 E -.2(vo)-.4 G .2 -.1(ke t).2 | |
ac50fbac CR |
1575 | H(he current completion function.).1 E F1(COMP_LINE)108 570 Q F0 1.207 |
1576 | (The current command line.)144 582 R 1.208(This v)6.208 F 1.208 | |
17345e5a | 1577 | (ariable is a)-.25 F -.25(va)-.2 G 1.208 |
ac50fbac CR |
1578 | (ilable only in shell functions and e).25 F 1.208(xternal com-)-.15 F |
1579 | 2.849(mands in)144 594 R -.2(vo)-.4 G -.1(ke).2 G 5.349(db).1 G 5.349 | |
17345e5a | 1580 | (yt)-5.349 G 2.849(he programmable completion f)-5.349 F 2.849 |
ac50fbac CR |
1581 | (acilities \(see)-.1 F F1(Pr)5.349 E 2.848(ogrammable Completion)-.18 F |
1582 | F0(belo)144 606 Q(w\).)-.25 E F1(COMP_POINT)108 618 Q F0 .666(The inde) | |
1583 | 144 630 R 3.166(xo)-.15 G 3.166(ft)-3.166 G .666 | |
1584 | (he current cursor position relati)-3.166 F .966 -.15(ve t)-.25 H 3.166 | |
17345e5a | 1585 | (ot).15 G .666(he be)-3.166 F .666(ginning of the current command.)-.15 |
ac50fbac | 1586 | F .667(If the)5.667 F .535 |
17345e5a | 1587 | (current cursor position is at the end of the current command, the v)144 |
ac50fbac CR |
1588 | 642 R .534(alue of this v)-.25 F .534(ariable is equal to)-.25 F F1 |
1589 | (${#COMP_LINE})144 654 Q F0 7.005(.T)C 2.005(his v)-7.005 F 2.005 | |
1590 | (ariable is a)-.25 F -.25(va)-.2 G 2.006 | |
1591 | (ilable only in shell functions and e).25 F 2.006(xternal commands)-.15 | |
1592 | F(in)144 666 Q -.2(vo)-.4 G -.1(ke).2 G 2.5(db).1 G 2.5(yt)-2.5 G | |
495aee44 CR |
1593 | (he programmable completion f)-2.5 E(acilities \(see)-.1 E F1(Pr)2.5 E |
1594 | (ogrammable Completion)-.18 E F0(belo)2.5 E(w\).)-.25 E F1(COMP_TYPE)108 | |
ac50fbac | 1595 | 678 Q F0 .042(Set to an inte)144 690 R .042(ger v)-.15 F .041(alue corr\ |
495aee44 | 1596 | esponding to the type of completion attempted that caused a completion) |
ac50fbac CR |
1597 | -.25 F .337(function to be called:)144 702 R F3 -.5(TA)2.837 G(B).5 E F0 |
1598 | 2.837(,f)C .337(or normal completion,)-2.837 F F3(?)2.837 E F0 2.837(,f) | |
1599 | C .337(or listing completions after successi)-2.837 F .638 -.15(ve t) | |
1600 | -.25 H(abs,).15 E F3(!)144 714 Q F0 4.092(,f)C 1.592 | |
1601 | (or listing alternati)-4.092 F -.15(ve)-.25 G 4.092(so).15 G 4.092(np) | |
1602 | -4.092 G 1.592(artial w)-4.092 F 1.592(ord completion,)-.1 F F3(@)4.092 | |
495aee44 | 1603 | E F0 4.092(,t)C 4.092(ol)-4.092 G 1.592(ist completions if the w)-4.092 |
ac50fbac | 1604 | F 1.591(ord is not)-.1 F 1.552(unmodi\214ed, or)144 726 R F3(%)4.052 E |
495aee44 CR |
1605 | F0 4.052(,f)C 1.552(or menu completion.)-4.052 F 1.552(This v)6.552 F |
1606 | 1.552(ariable is a)-.25 F -.25(va)-.2 G 1.552 | |
ac50fbac CR |
1607 | (ilable only in shell functions and).25 F(GNU Bash 4.3)72 768 Q |
1608 | (2014 February 2)141.79 E(11)190.95 E 0 Cg EP | |
1609 | %%Page: 12 12 | |
1610 | %%BeginPageSetup | |
1611 | BP | |
1612 | %%EndPageSetup | |
1613 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
1614 | -.35 E -.15(ex)144 84 S 2.929(ternal commands in).15 F -.2(vo)-.4 G -.1 | |
1615 | (ke).2 G 5.429(db).1 G 5.429(yt)-5.429 G 2.929 | |
1616 | (he programmable completion f)-5.429 F 2.929(acilities \(see)-.1 F/F1 10 | |
1617 | /Times-Bold@0 SF(Pr)5.428 E(ogrammable)-.18 E(Completion)144 96 Q F0 | |
1618 | (belo)2.5 E(w\).)-.25 E F1(COMP_W)108 108 Q(ORDBREAKS)-.1 E F0 1.335 | |
1619 | (The set of characters that the)144 120 R F1 -.18(re)3.836 G(adline).18 | |
1620 | E F0 1.336(library treats as w)3.836 F 1.336 | |
1621 | (ord separators when performing w)-.1 F(ord)-.1 E 3.126(completion. If) | |
1622 | 144 132 R/F2 9/Times-Bold@0 SF(COMP_W)3.126 E(ORDBREAKS)-.09 E F0 .626 | |
1623 | (is unset, it loses its special properties, e)2.876 F -.15(ve)-.25 G | |
1624 | 3.125(ni).15 G 3.125(fi)-3.125 G 3.125(ti)-3.125 G 3.125(ss)-3.125 G | |
1625 | (ubse-)-3.125 E(quently reset.)144 144 Q F1(COMP_W)108 156 Q(ORDS)-.1 E | |
1626 | F0 .653(An array v)144 168 R .653(ariable \(see)-.25 F F1(Arrays)3.153 E | |
1627 | F0(belo)3.153 E .654(w\) consisting of the indi)-.25 F .654(vidual w) | |
1628 | -.25 F .654(ords in the current command)-.1 F 4.333(line. The)144 180 R | |
495aee44 | 1629 | 1.832(line is split into w)4.332 F 1.832(ords as)-.1 F F1 -.18(re)4.332 |
ac50fbac CR |
1630 | G(adline).18 E F0 -.1(wo)4.332 G 1.832(uld split it, using).1 F F2 |
1631 | (COMP_W)4.332 E(ORDBREAKS)-.09 E F0(as)4.082 E .831(described abo)144 | |
1632 | 192 R -.15(ve)-.15 G 5.831(.T).15 G .831(his v)-5.831 F .831 | |
1633 | (ariable is a)-.25 F -.25(va)-.2 G .832 | |
1634 | (ilable only in shell functions in).25 F -.2(vo)-.4 G -.1(ke).2 G 3.332 | |
1635 | (db).1 G 3.332(yt)-3.332 G .832(he programmable)-3.332 F(completion f) | |
1636 | 144 204 Q(acilities \(see)-.1 E F1(Pr)2.5 E(ogrammable Completion)-.18 E | |
1637 | F0(belo)2.5 E(w\).)-.25 E F1(COPR)108 216 Q(OC)-.3 E F0 .169(An array v) | |
1638 | 144 228 R .169(ariable \(see)-.25 F F1(Arrays)2.669 E F0(belo)2.669 E | |
495aee44 CR |
1639 | .169 |
1640 | (w\) created to hold the \214le descriptors for output from and input) | |
ac50fbac CR |
1641 | -.25 F(to an unnamed coprocess \(see)144 240 Q F1(Copr)2.5 E(ocesses) |
1642 | -.18 E F0(abo)2.5 E -.15(ve)-.15 G(\).).15 E F1(DIRST)108 252 Q -.55(AC) | |
1643 | -.9 G(K).55 E F0 2.26(An array v)144 264 R 2.26(ariable \(see)-.25 F F1 | |
495aee44 | 1644 | (Arrays)4.76 E F0(belo)4.76 E 2.26 |
17345e5a | 1645 | (w\) containing the current contents of the directory stack.)-.25 F |
ac50fbac CR |
1646 | 1.095(Directories appear in the stack in the order the)144 276 R 3.594 |
1647 | (ya)-.15 G 1.094(re displayed by the)-3.594 F F1(dirs)3.594 E F0 -.2(bu) | |
1648 | 3.594 G 3.594(iltin. Assigning).2 F(to)3.594 E 1.431 | |
1649 | (members of this array v)144 288 R 1.432 | |
17345e5a | 1650 | (ariable may be used to modify directories already in the stack, b)-.25 |
ac50fbac | 1651 | F 1.432(ut the)-.2 F F1(pushd)144 300 Q F0(and)2.746 E F1(popd)2.746 E |
17345e5a JA |
1652 | F0 -.2(bu)2.746 G .246(iltins must be used to add and remo).2 F .546 |
1653 | -.15(ve d)-.15 H 2.746(irectories. Assignment).15 F .246(to this v)2.746 | |
ac50fbac CR |
1654 | F(ariable)-.25 E .35(will not change the current directory)144 312 R |
1655 | 5.35(.I)-.65 G(f)-5.35 E F2(DIRST)2.85 E -.495(AC)-.81 G(K).495 E F0 .35 | |
1656 | (is unset, it loses its special properties, e)2.6 F -.15(ve)-.25 G 2.851 | |
1657 | (ni).15 G(f)-2.851 E(it is subsequently reset.)144 324 Q F1(EUID)108 336 | |
1658 | Q F0 1.104(Expands to the ef)11 F(fecti)-.25 E 1.403 -.15(ve u)-.25 H | |
495aee44 | 1659 | 1.103(ser ID of the current user).15 F 3.603(,i)-.4 G 1.103 |
ac50fbac CR |
1660 | (nitialized at shell startup.)-3.603 F 1.103(This v)6.103 F 1.103 |
1661 | (ariable is)-.25 F(readonly)144 348 Q(.)-.65 E F1(FUNCN)108 360 Q(AME) | |
1662 | -.2 E F0 .478(An array v)144 372 R .479 | |
17345e5a | 1663 | (ariable containing the names of all shell functions currently in the e) |
ac50fbac CR |
1664 | -.25 F -.15(xe)-.15 G .479(cution call stack.).15 F .277 |
1665 | (The element with inde)144 384 R 2.777(x0i)-.15 G 2.777(st)-2.777 G .276 | |
1666 | (he name of an)-2.777 F 2.776(yc)-.15 G(urrently-e)-2.776 E -.15(xe)-.15 | |
1667 | G .276(cuting shell function.).15 F .276(The bottom-most)5.276 F .384 | |
1668 | (element \(the one with the highest inde)144 396 R .384(x\) is)-.15 F/F3 | |
1669 | 10/Courier@0 SF("main")2.884 E F0 5.384(.T)C .384(his v)-5.384 F .385 | |
1670 | (ariable e)-.25 F .385(xists only when a shell func-)-.15 F .035 | |
1671 | (tion is e)144 408 R -.15(xe)-.15 G 2.535(cuting. Assignments).15 F(to) | |
1672 | 2.535 E F2(FUNCN)2.535 E(AME)-.18 E F0(ha)2.285 E .335 -.15(ve n)-.2 H | |
495aee44 | 1673 | 2.535(oe).15 G -.25(ff)-2.535 G .035(ect and return an error status.).25 |
ac50fbac | 1674 | F(If)5.034 E F2(FUNC-)2.534 E -.18(NA)144 420 S(ME).18 E F0 |
495aee44 CR |
1675 | (is unset, it loses its special properties, e)2.25 E -.15(ve)-.25 G 2.5 |
1676 | (ni).15 G 2.5(fi)-2.5 G 2.5(ti)-2.5 G 2.5(ss)-2.5 G(ubsequently reset.) | |
ac50fbac CR |
1677 | -2.5 E .11(This v)144 438 R .111(ariable can be used with)-.25 F F1 -.3 |
1678 | (BA)2.611 G(SH_LINENO).3 E F0(and)2.611 E F1 -.3(BA)2.611 G(SH_SOURCE).3 | |
1679 | E F0 5.111(.E)C .111(ach element of)-5.111 F F1(FUNC-)2.611 E -.2(NA)144 | |
1680 | 450 S(ME).2 E F0 1.404(has corresponding elements in)3.904 F F1 -.3(BA) | |
1681 | 3.904 G(SH_LINENO).3 E F0(and)3.904 E F1 -.3(BA)3.904 G(SH_SOURCE).3 E | |
1682 | F0 1.404(to describe the)3.904 F .012(call stack.)144 462 R -.15(Fo) | |
1683 | 5.012 G 2.512(ri).15 G(nstance,)-2.512 E F1(${FUNCN)2.512 E(AME[)-.2 E | |
1684 | /F4 10/Times-Italic@0 SF($i)A F1(]})A F0 -.1(wa)2.512 G 2.512(sc).1 G | |
1685 | .012(alled from the \214le)-2.512 F F1(${B)2.512 E(ASH_SOURCE[)-.3 E F4 | |
1686 | ($i+1)A F1(]})A F0 1.184(at line number)144 474 R F1(${B)3.684 E | |
1687 | (ASH_LINENO[)-.3 E F4($i)A F1(]})A F0 6.184(.T)C(he)-6.184 E F1(caller) | |
1688 | 3.683 E F0 -.2(bu)3.683 G 1.183 | |
1689 | (iltin displays the current call stack using).2 F(this information.)144 | |
1690 | 486 Q F1(GR)108 498 Q(OUPS)-.3 E F0 1.228(An array v)144 510 R 1.228(ar\ | |
1691 | iable containing the list of groups of which the current user is a memb\ | |
1692 | er)-.25 F 6.229(.A)-.55 G(ssign-)-6.229 E .597(ments to)144 522 R F2(GR) | |
1693 | 3.097 E(OUPS)-.27 E F0(ha)2.847 E .897 -.15(ve n)-.2 H 3.097(oe).15 G | |
495aee44 | 1694 | -.25(ff)-3.097 G .597(ect and return an error status.).25 F(If)5.597 E |
ac50fbac CR |
1695 | F2(GR)3.097 E(OUPS)-.27 E F0 .597(is unset, it loses its spe-)2.847 F |
1696 | (cial properties, e)144 534 Q -.15(ve)-.25 G 2.5(ni).15 G 2.5(fi)-2.5 G | |
1697 | 2.5(ti)-2.5 G 2.5(ss)-2.5 G(ubsequently reset.)-2.5 E F1(HISTCMD)108 546 | |
1698 | Q F0 .355(The history number)144 558 R 2.855(,o)-.4 G 2.855(ri)-2.855 G | |
1699 | (nde)-2.855 E 2.856(xi)-.15 G 2.856(nt)-2.856 G .356 | |
1700 | (he history list, of the current command.)-2.856 F(If)5.356 E F2 | |
1701 | (HISTCMD)2.856 E F0 .356(is unset, it)2.606 F | |
1702 | (loses its special properties, e)144 570 Q -.15(ve)-.25 G 2.5(ni).15 G | |
495aee44 | 1703 | 2.5(fi)-2.5 G 2.5(ti)-2.5 G 2.5(ss)-2.5 G(ubsequently reset.)-2.5 E F1 |
ac50fbac CR |
1704 | (HOSTN)108 582 Q(AME)-.2 E F0 |
1705 | (Automatically set to the name of the current host.)144 594 Q F1 | |
1706 | (HOSTTYPE)108 606 Q F0 .223(Automatically set to a string that uniquely\ | |
1707 | describes the type of machine on which)144 618 R F1(bash)2.722 E F0 | |
1708 | .222(is e)2.722 F -.15(xe)-.15 G(cut-).15 E 2.5(ing. The)144 630 R(def) | |
1709 | 2.5 E(ault is system-dependent.)-.1 E F1(LINENO)108 642 Q F0 1.408(Each\ | |
495aee44 | 1710 | time this parameter is referenced, the shell substitutes a decimal num\ |
ac50fbac CR |
1711 | ber representing the)144 654 R .078(current sequential line number \(st\ |
1712 | arting with 1\) within a script or function.)144 666 R .078 | |
1713 | (When not in a script or)5.078 F .306(function, the v)144 678 R .306 | |
1714 | (alue substituted is not guaranteed to be meaningful.)-.25 F(If)5.307 E | |
1715 | F2(LINENO)2.807 E F0 .307(is unset, it loses its)2.557 F | |
1716 | (special properties, e)144 690 Q -.15(ve)-.25 G 2.5(ni).15 G 2.5(fi)-2.5 | |
1717 | G 2.5(ti)-2.5 G 2.5(ss)-2.5 G(ubsequently reset.)-2.5 E F1(MA)108 702 Q | |
495aee44 | 1718 | (CHTYPE)-.55 E F0 .898(Automatically set to a string that fully describ\ |
ac50fbac CR |
1719 | es the system type on which)144 714 R F1(bash)3.398 E F0 .898(is e)3.398 |
1720 | F -.15(xe)-.15 G .898(cuting, in).15 F(the standard GNU)144 726 Q F4 | |
0001803f | 1721 | (cpu-company-system)2.5 E F0 2.5(format. The)2.5 F(def)2.5 E |
ac50fbac CR |
1722 | (ault is system-dependent.)-.1 E(GNU Bash 4.3)72 768 Q(2014 February 2) |
1723 | 141.79 E(12)190.95 E 0 Cg EP | |
1724 | %%Page: 13 13 | |
1725 | %%BeginPageSetup | |
1726 | BP | |
1727 | %%EndPageSetup | |
1728 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
1729 | -.35 E/F1 10/Times-Bold@0 SF(MAPFILE)108 84 Q F0 .293(An array v)144 96 | |
1730 | R .293(ariable \(see)-.25 F F1(Arrays)2.793 E F0(belo)2.793 E .293 | |
1731 | (w\) created to hold the te)-.25 F .294(xt read by the)-.15 F F1 | |
1732 | (map\214le)2.794 E F0 -.2(bu)2.794 G .294(iltin when no).2 F -.25(va)144 | |
1733 | 108 S(riable name is supplied.).25 E F1(OLDPWD)108 120 Q F0(The pre)144 | |
1734 | 132 Q(vious w)-.25 E(orking directory as set by the)-.1 E F1(cd)2.5 E F0 | |
1735 | (command.)2.5 E F1(OPT)108 144 Q(ARG)-.9 E F0 1.627(The v)144 156 R | |
1736 | 1.627(alue of the last option ar)-.25 F 1.627(gument processed by the) | |
1737 | -.18 F F1(getopts)4.127 E F0 -.2(bu)4.127 G 1.626(iltin command \(see).2 | |
1738 | F/F2 9/Times-Bold@0 SF(SHELL)4.126 E -.09(BU)144 168 S(IL).09 E | |
1739 | (TIN COMMANDS)-.828 E F0(belo)2.25 E(w\).)-.25 E F1(OPTIND)108 180 Q F0 | |
1740 | 1.651(The inde)144 192 R 4.151(xo)-.15 G 4.151(ft)-4.151 G 1.651(he ne) | |
1741 | -4.151 F 1.651(xt ar)-.15 F 1.652(gument to be processed by the)-.18 F | |
1742 | F1(getopts)4.152 E F0 -.2(bu)4.152 G 1.652(iltin command \(see).2 F F2 | |
1743 | (SHELL)4.152 E -.09(BU)144 204 S(IL).09 E(TIN COMMANDS)-.828 E F0(belo) | |
1744 | 2.25 E(w\).)-.25 E F1(OSTYPE)108 216 Q F0 .329(Automatically set to a s\ | |
1745 | tring that describes the operating system on which)144 228 R F1(bash) | |
1746 | 2.829 E F0 .329(is e)2.829 F -.15(xe)-.15 G 2.829(cuting. The).15 F(def) | |
1747 | 144 240 Q(ault is system-dependent.)-.1 E F1(PIPEST)108 252 Q -.95(AT) | |
1748 | -.9 G(US).95 E F0 .61(An array v)144 264 R .61(ariable \(see)-.25 F F1 | |
1749 | (Arrays)3.11 E F0(belo)3.11 E .61(w\) containing a list of e)-.25 F .61 | |
1750 | (xit status v)-.15 F .61(alues from the processes in)-.25 F | |
1751 | (the most-recently-e)144 276 Q -.15(xe)-.15 G(cuted fore).15 E | |
17345e5a | 1752 | (ground pipeline \(which may contain only a single command\).)-.15 E F1 |
ac50fbac | 1753 | (PPID)108 288 Q F0(The process ID of the shell')12.67 E 2.5(sp)-.55 G |
17345e5a | 1754 | 2.5(arent. This)-2.5 F -.25(va)2.5 G(riable is readonly).25 E(.)-.65 E |
ac50fbac | 1755 | F1(PWD)108 300 Q F0(The current w)12.67 E |
17345e5a | 1756 | (orking directory as set by the)-.1 E F1(cd)2.5 E F0(command.)2.5 E F1 |
ac50fbac CR |
1757 | (RANDOM)108 312 Q F0 .566 |
1758 | (Each time this parameter is referenced, a random inte)144 324 R .565 | |
1759 | (ger between 0 and 32767 is generated.)-.15 F(The)5.565 E .01 | |
1760 | (sequence of random numbers may be initialized by assigning a v)144 336 | |
1761 | R .01(alue to)-.25 F F2(RANDOM)2.51 E/F3 9/Times-Roman@0 SF(.)A F0(If) | |
1762 | 4.51 E F2(RANDOM)2.51 E F0(is)2.26 E | |
1763 | (unset, it loses its special properties, e)144 348 Q -.15(ve)-.25 G 2.5 | |
495aee44 | 1764 | (ni).15 G 2.5(fi)-2.5 G 2.5(ti)-2.5 G 2.5(ss)-2.5 G(ubsequently reset.) |
ac50fbac | 1765 | -2.5 E F1(READLINE_LINE)108 360 Q F0 1.547(The contents of the)144 372 R |
495aee44 | 1766 | F1 -.18(re)4.047 G(adline).18 E F0 1.547(line b)4.047 F(uf)-.2 E(fer) |
ac50fbac CR |
1767 | -.25 E 4.047(,f)-.4 G 1.547(or use with)-4.047 F/F4 10/Courier@0 SF |
1768 | 1.547(bind -x)4.047 F F0(\(see)4.047 E F2 1.546(SHELL B)4.047 F(UIL)-.09 | |
1769 | E 1.546(TIN COM-)-.828 F(MANDS)144 384 Q F0(belo)2.25 E(w\).)-.25 E F1 | |
1770 | (READLINE_POINT)108 396 Q F0 .313 | |
1771 | (The position of the insertion point in the)144 408 R F1 -.18(re)2.813 G | |
495aee44 | 1772 | (adline).18 E F0 .313(line b)2.813 F(uf)-.2 E(fer)-.25 E 2.813(,f)-.4 G |
ac50fbac CR |
1773 | .313(or use with)-2.813 F F4 .314(bind -x)2.814 F F0(\(see)2.814 E F2 |
1774 | (SHELL)2.814 E -.09(BU)144 420 S(IL).09 E(TIN COMMANDS)-.828 E F0(belo) | |
1775 | 2.25 E(w\).)-.25 E F1(REPL)108 432 Q(Y)-.92 E F0 | |
1776 | (Set to the line of input read by the)144 444 Q F1 -.18(re)2.5 G(ad).18 | |
1777 | E F0 -.2(bu)2.5 G(iltin command when no ar).2 E(guments are supplied.) | |
1778 | -.18 E F1(SECONDS)108 456 Q F0 .795(Each time this parameter is referen\ | |
1779 | ced, the number of seconds since shell in)144 468 R -.2(vo)-.4 G .795 | |
1780 | (cation is returned.).2 F .712(If a v)144 480 R .712 | |
1781 | (alue is assigned to)-.25 F F2(SECONDS)3.212 E F3(,)A F0 .712(the v) | |
1782 | 2.962 F .712(alue returned upon subsequent references is the number)-.25 | |
1783 | F .408(of seconds since the assignment plus the v)144 492 R .408 | |
1784 | (alue assigned.)-.25 F(If)5.408 E F2(SECONDS)2.908 E F0 .407 | |
1785 | (is unset, it loses its special)2.658 F(properties, e)144 504 Q -.15(ve) | |
0001803f | 1786 | -.25 G 2.5(ni).15 G 2.5(fi)-2.5 G 2.5(ti)-2.5 G 2.5(ss)-2.5 G |
ac50fbac CR |
1787 | (ubsequently reset.)-2.5 E F1(SHELLOPTS)108 516 Q F0 3.262(Ac)144 528 S |
1788 | .763(olon-separated list of enabled shell options.)-3.262 F .763(Each w) | |
495aee44 | 1789 | 5.763 F .763(ord in the list is a v)-.1 F .763(alid ar)-.25 F .763 |
ac50fbac CR |
1790 | (gument for the)-.18 F F1<ad6f>144 540 Q F0 1.174(option to the)3.674 F |
1791 | F1(set)3.674 E F0 -.2(bu)3.674 G 1.174(iltin command \(see).2 F F2 1.173 | |
1792 | (SHELL B)3.673 F(UIL)-.09 E 1.173(TIN COMMANDS)-.828 F F0(belo)3.423 E | |
1793 | 3.673(w\). The)-.25 F(options)3.673 E .019(appearing in)144 552 R F2 | |
1794 | (SHELLOPTS)2.519 E F0 .019(are those reported as)2.269 F/F5 10 | |
495aee44 | 1795 | /Times-Italic@0 SF(on)2.749 E F0(by)2.759 E F1 .019(set \255o)2.519 F F0 |
ac50fbac CR |
1796 | 5.019(.I)C 2.519(ft)-5.019 G .019(his v)-2.519 F .02 |
1797 | (ariable is in the en)-.25 F(vironment)-.4 E(when)144 564 Q F1(bash) | |
1798 | 3.142 E F0 .642(starts up, each shell option in the list will be enable\ | |
1799 | d before reading an)3.142 F 3.141(ys)-.15 G .641(tartup \214les.)-3.141 | |
1800 | F(This v)144 576 Q(ariable is read-only)-.25 E(.)-.65 E F1(SHL)108 588 Q | |
1801 | (VL)-.92 E F0(Incremented by one each time an instance of)144 600 Q F1 | |
1802 | (bash)2.5 E F0(is started.)2.5 E F1(UID)108 612 Q F0 | |
17345e5a JA |
1803 | (Expands to the user ID of the current user)17.67 E 2.5(,i)-.4 G |
1804 | (nitialized at shell startup.)-2.5 E(This v)5 E(ariable is readonly)-.25 | |
ac50fbac | 1805 | E(.)-.65 E .993(The follo)108 628.8 R .993(wing v)-.25 F .994 |
17345e5a | 1806 | (ariables are used by the shell.)-.25 F .994(In some cases,)5.994 F F1 |
ac50fbac CR |
1807 | (bash)3.494 E F0 .994(assigns a def)3.494 F .994(ault v)-.1 F .994 |
1808 | (alue to a v)-.25 F(ariable;)-.25 E(these cases are noted belo)108 640.8 | |
1809 | Q -.65(w.)-.25 G F1 -.3(BA)108 657.6 S(SH_COMP).3 E -.95(AT)-.74 G F0 | |
1810 | 1.193(The v)144 669.6 R 1.193(alue is used to set the shell')-.25 F | |
1811 | 3.693(sc)-.55 G 1.192(ompatibility le)-3.693 F -.15(ve)-.25 G 3.692 | |
1812 | (l. See).15 F 1.192(the description of the)3.692 F F1(shopt)3.692 E F0 | |
1813 | -.2(bu)3.692 G(iltin).2 E(belo)144 681.6 Q 2.871(wu)-.25 G(nder)-2.871 E | |
1814 | F1 .371(SHELL B)2.871 F(UIL)-.1 E .371(TIN COMMANDS)-.92 F F0 .372 | |
1815 | (for a description of the v)2.872 F .372(arious compatibility le)-.25 F | |
1816 | (v-)-.25 E .361(els and their ef)144 693.6 R 2.861(fects. The)-.25 F | |
1817 | -.25(va)2.861 G .361 | |
1818 | (lue may be a decimal number \(e.g., 4.2\) or an inte).25 F .36 | |
1819 | (ger \(e.g., 42\) corre-)-.15 F 1.75 | |
1820 | (sponding to the desired compatibility le)144 705.6 R -.15(ve)-.25 G | |
1821 | 4.251(l. If).15 F F1 -.3(BA)4.251 G(SH_COMP).3 E -.95(AT)-.74 G F0 1.751 | |
1822 | (is unset or set to the empty)5.201 F .578(string, the compatibility le) | |
1823 | 144 717.6 R -.15(ve)-.25 G 3.078(li).15 G 3.078(ss)-3.078 G .578 | |
1824 | (et to the def)-3.078 F .578(ault for the current v)-.1 F 3.078 | |
1825 | (ersion. If)-.15 F F1 -.3(BA)3.078 G(SH_COMP).3 E -.95(AT)-.74 G F0(is) | |
1826 | 4.028 E .248(set to a v)144 729.6 R .248(alue that is not one of the v) | |
1827 | -.25 F .248(alid compatibility le)-.25 F -.15(ve)-.25 G .249 | |
1828 | (ls, the shell prints an error message and).15 F(GNU Bash 4.3)72 768 Q | |
1829 | (2014 February 2)141.79 E(13)190.95 E 0 Cg EP | |
1830 | %%Page: 14 14 | |
1831 | %%BeginPageSetup | |
1832 | BP | |
1833 | %%EndPageSetup | |
1834 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
1835 | -.35 E 1.12(sets the compatibility le)144 84 R -.15(ve)-.25 G 3.62(lt) | |
1836 | .15 G 3.619(ot)-3.62 G 1.119(he def)-3.619 F 1.119 | |
1837 | (ault for the current v)-.1 F 3.619(ersion. The)-.15 F -.25(va)3.619 G | |
1838 | 1.119(lid compatibility le).25 F -.15(ve)-.25 G(ls).15 E .575 | |
1839 | (correspond to the compatibility options accepted by the)144 96 R/F1 10 | |
1840 | /Times-Bold@0 SF(shopt)3.075 E F0 -.2(bu)3.076 G .576 | |
1841 | (iltin described belo).2 F 3.076(w\()-.25 G .576(for e)-3.076 F(xam-) | |
1842 | -.15 E(ple,)144 108 Q F1(compat42)2.5 E F0(means that 4.2 and 42 are v) | |
1843 | 2.5 E(alid v)-.25 E 2.5(alues\). The)-.25 F(current v)2.5 E | |
1844 | (ersion is also a v)-.15 E(alid v)-.25 E(alue.)-.25 E F1 -.3(BA)108 120 | |
1845 | S(SH_ENV).3 E F0 .506(If this parameter is set when)144 132 R F1(bash) | |
1846 | 3.006 E F0 .506(is e)3.006 F -.15(xe)-.15 G .505 | |
1847 | (cuting a shell script, its v).15 F .505 | |
1848 | (alue is interpreted as a \214lename)-.25 F .354 | |
1849 | (containing commands to initialize the shell, as in)144 144 R/F2 10 | |
1850 | /Times-Italic@0 SF(~/.bashr)2.855 E(c)-.37 E F0 5.355(.T).31 G .355 | |
1851 | (he v)-5.355 F .355(alue of)-.25 F/F3 9/Times-Bold@0 SF -.27(BA)2.855 G | |
1852 | (SH_ENV).27 E F0 .355(is subjected)2.605 F .525(to parameter e)144 156 R | |
1853 | .525(xpansion, command substitution, and arithmetic e)-.15 F .525 | |
1854 | (xpansion before being interpreted)-.15 F(as a \214lename.)144 168 Q F3 | |
1855 | -.666(PA)5 G(TH)-.189 E F0 | |
1856 | (is not used to search for the resultant \214lename.)2.25 E F1 -.3(BA) | |
1857 | 108 180 S(SH_XTRA).3 E(CEFD)-.55 E F0 .48(If set to an inte)144 192 R | |
1858 | .48(ger corresponding to a v)-.15 F .481(alid \214le descriptor)-.25 F | |
1859 | (,)-.4 E F1(bash)2.981 E F0 .481(will write the trace output gener)2.981 | |
1860 | F(-)-.2 E 3.114(ated when)144 204 R/F4 10/Courier@0 SF 3.114(set -x) | |
495aee44 | 1861 | 5.614 F F0 3.114(is enabled to that \214le descriptor)5.614 F 8.114(.T) |
ac50fbac CR |
1862 | -.55 G 3.114(he \214le descriptor is closed when)-8.114 F F3 -.27(BA)144 |
1863 | 216 S(SH_XTRA).27 E(CEFD)-.495 E F0 .138(is unset or assigned a ne)2.388 | |
1864 | F 2.638(wv)-.25 G 2.638(alue. Unsetting)-2.888 F F3 -.27(BA)2.638 G | |
1865 | (SH_XTRA).27 E(CEFD)-.495 E F0 .138(or assigning it)2.388 F 2.531(the e\ | |
1866 | mpty string causes the trace output to be sent to the standard error)144 | |
1867 | 228 R 7.53(.N)-.55 G 2.53(ote that setting)-7.53 F F3 -.27(BA)144 240 S | |
1868 | (SH_XTRA).27 E(CEFD)-.495 E F0 .74(to 2 \(the standard error \214le des\ | |
1869 | criptor\) and then unsetting it will result in the)2.99 F | |
1870 | (standard error being closed.)144 252 Q F1(CDP)108 264 Q -.95(AT)-.74 G | |
1871 | (H).95 E F0 1.248(The search path for the)144 276 R F1(cd)3.748 E F0 | |
1872 | 3.748(command. This)3.748 F 1.247 | |
1873 | (is a colon-separated list of directories in which the)3.748 F 3.795 | |
1874 | (shell looks for destination directories speci\214ed by the)144 288 R F1 | |
1875 | (cd)6.295 E F0 6.296(command. A)6.296 F 3.796(sample v)6.296 F 3.796 | |
1876 | (alue is)-.25 F F4(".:~:/usr")144 300 Q F0(.)A F1(CHILD_MAX)108 312 Q F0 | |
1877 | .997(Set the number of e)144 324 R .997(xited child status v)-.15 F .997 | |
1878 | (alues for the shell to remember)-.25 F 5.997(.B)-.55 G .997 | |
1879 | (ash will not allo)-5.997 F 3.497(wt)-.25 G(his)-3.497 E -.25(va)144 336 | |
1880 | S 1.077(lue to be decreased belo).25 F 3.577(waP)-.25 G 1.077 | |
1881 | (OSIX-mandated minimum, and there is a maximum v)-3.577 F 1.078 | |
1882 | (alue \(cur)-.25 F(-)-.2 E(rently 8192\) that this may not e)144 348 Q | |
1883 | 2.5(xceed. The)-.15 F(minimum v)2.5 E(alue is system-dependent.)-.25 E | |
1884 | F1(COLUMNS)108 360 Q F0 .829(Used by the)144 372 R F1(select)3.329 E F0 | |
1885 | .828(compound command to determine the terminal width when printing sel\ | |
1886 | ection)3.329 F 4.506(lists. Automatically)144 384 R 2.006(set if the) | |
1887 | 4.506 F F1(checkwinsize)4.506 E F0 2.007 | |
1888 | (option is enabled or in an interacti)4.506 F 2.307 -.15(ve s)-.25 H | |
1889 | 2.007(hell upon).15 F(receipt of a)144 396 Q F3(SIGWINCH)2.5 E/F5 9 | |
1890 | /Times-Roman@0 SF(.)A F1(COMPREPL)108 408 Q(Y)-.92 E F0 .848(An array v) | |
1891 | 144 420 R .848(ariable from which)-.25 F F1(bash)3.348 E F0 .848 | |
1892 | (reads the possible completions generated by a shell function)3.348 F | |
1893 | (in)144 432 Q -.2(vo)-.4 G -.1(ke).2 G 2.785(db).1 G 2.785(yt)-2.785 G | |
1894 | .285(he programmable completion f)-2.785 F .285(acility \(see)-.1 F F1 | |
1895 | (Pr)2.785 E .285(ogrammable Completion)-.18 F F0(belo)2.785 E 2.785 | |
1896 | (w\). Each)-.25 F(array element contains one possible completion.)144 | |
1897 | 444 Q F1(EMA)108 456 Q(CS)-.55 E F0(If)144 468 Q F1(bash)2.536 E F0 .036 | |
1898 | (\214nds this v)2.536 F .036(ariable in the en)-.25 F .036 | |
1899 | (vironment when the shell starts with v)-.4 F(alue)-.25 E F4(t)2.535 E | |
1900 | F0 2.535(,i)C 2.535(ta)-2.535 G .035(ssumes that the)-2.535 F | |
1901 | (shell is running in an Emacs shell b)144 480 Q(uf)-.2 E | |
1902 | (fer and disables line editing.)-.25 E F1(ENV)108 492 Q F0(Similar to) | |
1903 | 14.89 E F3 -.27(BA)2.5 G(SH_ENV).27 E F5(;)A F0 | |
495aee44 | 1904 | (used when the shell is in)2.25 E -.2(vo)-.4 G -.1(ke).2 G 2.5(di).1 G |
ac50fbac CR |
1905 | 2.5(nP)-2.5 G(OSIX mode.)-2.5 E F1(FCEDIT)108 504 Q F0(The def)144 516 Q |
1906 | (ault editor for the)-.1 E F1(fc)2.5 E F0 -.2(bu)2.5 G(iltin command.).2 | |
1907 | E F1(FIGNORE)108 528 Q F0 2.598(Ac)144 540 S .098 | |
1908 | (olon-separated list of suf)-2.598 F<8c78>-.25 E .098 | |
1909 | (es to ignore when performing \214lename completion \(see)-.15 F F3 | |
1910 | (READLINE)2.599 E F0(belo)144 552 Q 2.705(w\). A)-.25 F .205 | |
1911 | (\214lename whose suf)2.705 F .205(\214x matches one of the entries in) | |
1912 | -.25 F F3(FIGNORE)2.705 E F0 .205(is e)2.455 F .204 | |
1913 | (xcluded from the list)-.15 F(of matched \214lenames.)144 564 Q 2.5(As)5 | |
1914 | G(ample v)-2.5 E(alue is)-.25 E F4(".o:~")2.5 E F0(.)A F1(FUNCNEST)108 | |
1915 | 576 Q F0 1.78(If set to a numeric v)144 588 R 1.78 | |
495aee44 | 1916 | (alue greater than 0, de\214nes a maximum function nesting le)-.25 F |
ac50fbac | 1917 | -.15(ve)-.25 G 4.28(l. Function).15 F(in)144 600 Q -.2(vo)-.4 G |
495aee44 | 1918 | (cations that e).2 E(xceed this nesting le)-.15 E -.15(ve)-.25 G 2.5(lw) |
ac50fbac CR |
1919 | .15 G(ill cause the current command to abort.)-2.5 E F1(GLOBIGNORE)108 |
1920 | 612 Q F0 3.118(Ac)144 624 S .618(olon-separated list of patterns de\214\ | |
1921 | ning the set of \214lenames to be ignored by pathname e)-3.118 F(xpan-) | |
1922 | -.15 E 3.131(sion. If)144 636 R 3.132<618c>3.131 G .632 | |
1923 | (lename matched by a pathname e)-3.132 F .632 | |
1924 | (xpansion pattern also matches one of the patterns in)-.15 F F3 | |
1925 | (GLOBIGNORE)144 648 Q F5(,)A F0(it is remo)2.25 E -.15(ve)-.15 G 2.5(df) | |
1926 | .15 G(rom the list of matches.)-2.5 E F1(HISTCONTR)108 660 Q(OL)-.3 E F0 | |
1927 | 2.654(Ac)144 672 S .153(olon-separated list of v)-2.654 F .153 | |
1928 | (alues controlling ho)-.25 F 2.653(wc)-.25 G .153(ommands are sa)-2.653 | |
1929 | F -.15(ve)-.2 G 2.653(do).15 G 2.653(nt)-2.653 G .153(he history list.) | |
1930 | -2.653 F .153(If the list)5.153 F .49(of v)144 684 R .49(alues includes) | |
1931 | -.25 F F2(ignor)2.99 E(espace)-.37 E F0 2.99(,l).18 G .49(ines which be) | |
1932 | -2.99 F .491(gin with a)-.15 F F1(space)2.991 E F0 .491 | |
1933 | (character are not sa)2.991 F -.15(ve)-.2 G 2.991(di).15 G 2.991(nt) | |
1934 | -2.991 G .491(he his-)-2.991 F .558(tory list.)144 696 R 3.058(Av)5.558 | |
1935 | G .558(alue of)-3.308 F F2(ignor)3.068 E(edups)-.37 E F0 .558 | |
1936 | (causes lines matching the pre)3.328 F .557 | |
1937 | (vious history entry to not be sa)-.25 F -.15(ve)-.2 G(d.).15 E 2.958 | |
1938 | (Av)144 708 S .458(alue of)-3.208 F F2(ignor)2.968 E(eboth)-.37 E F0 | |
1939 | .458(is shorthand for)3.238 F F2(ignor)2.959 E(espace)-.37 E F0(and) | |
1940 | 2.959 E F2(ignor)2.959 E(edups)-.37 E F0 5.459(.A)C -.25(va)-2.5 G .459 | |
1941 | (lue of).25 F F2(er)2.959 E(asedups)-.15 E F0(causes)2.959 E .699 | |
1942 | (all pre)144 720 R .698 | |
1943 | (vious lines matching the current line to be remo)-.25 F -.15(ve)-.15 G | |
1944 | 3.198(df).15 G .698(rom the history list before that line is)-3.198 F | |
1945 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(14)190.95 E 0 Cg EP | |
1946 | %%Page: 15 15 | |
17345e5a JA |
1947 | %%BeginPageSetup |
1948 | BP | |
1949 | %%EndPageSetup | |
1950 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
1951 | -.35 E(sa)144 84 Q -.15(ve)-.2 G 2.763(d. An).15 F 2.763(yv)-.15 G .263 |
1952 | (alue not in the abo)-3.013 F .563 -.15(ve l)-.15 H .263 | |
1953 | (ist is ignored.).15 F(If)5.263 E/F1 9/Times-Bold@0 SF(HISTCONTR)2.763 E | |
1954 | (OL)-.27 E F0 .264(is unset, or does not include)2.513 F 2.942(av)144 96 | |
1955 | S .442(alid v)-3.192 F .442 | |
1956 | (alue, all lines read by the shell parser are sa)-.25 F -.15(ve)-.2 G | |
1957 | 2.941(do).15 G 2.941(nt)-2.941 G .441(he history list, subject to the v) | |
1958 | -2.941 F .441(alue of)-.25 F F1(HISTIGNORE)144 108 Q/F2 9/Times-Roman@0 | |
1959 | SF(.)A F0 1.981(The second and subsequent lines of a multi-line compoun\ | |
1960 | d command are not)6.481 F(tested, and are added to the history re)144 | |
1961 | 120 Q -.05(ga)-.15 G(rdless of the v).05 E(alue of)-.25 E F1(HISTCONTR) | |
1962 | 2.5 E(OL)-.27 E F2(.)A/F3 10/Times-Bold@0 SF(HISTFILE)108 132 Q F0 .181 | |
1963 | (The name of the \214le in which command history is sa)144 144 R -.15 | |
1964 | (ve)-.2 G 2.681(d\().15 G(see)-2.681 E F1(HIST)2.681 E(OR)-.162 E(Y) | |
1965 | -.315 E F0(belo)2.431 E 2.681(w\). The)-.25 F(def)2.681 E .181(ault v) | |
1966 | -.1 F(alue)-.25 E(is)144 156 Q/F4 10/Times-Italic@0 SF(~/.bash_history) | |
1967 | 2.5 E F0 5(.I)C 2.5(fu)-5 G(nset, the command history is not sa)-2.5 E | |
1968 | -.15(ve)-.2 G 2.5(dw).15 G(hen a shell e)-2.5 E(xits.)-.15 E F3 | |
1969 | (HISTFILESIZE)108 168 Q F0 1.622 | |
1970 | (The maximum number of lines contained in the history \214le.)144 180 R | |
1971 | 1.623(When this v)6.623 F 1.623(ariable is assigned a)-.25 F -.25(va)144 | |
1972 | 192 S .932(lue, the history \214le is truncated, if necessary).25 F | |
1973 | 3.432(,t)-.65 G 3.432(oc)-3.432 G .932 | |
1974 | (ontain no more than that number of lines by)-3.432 F(remo)144 204 Q .87 | |
1975 | (ving the oldest entries.)-.15 F .871(The history \214le is also trunca\ | |
1976 | ted to this size after writing it when a)5.87 F 1.245(shell e)144 216 R | |
1977 | 3.745(xits. If)-.15 F 1.244(the v)3.744 F 1.244 | |
1978 | (alue is 0, the history \214le is truncated to zero size.)-.25 F 1.244 | |
1979 | (Non-numeric v)6.244 F 1.244(alues and)-.25 F 1.021(numeric v)144 228 R | |
1980 | 1.022(alues less than zero inhibit truncation.)-.25 F 1.022 | |
1981 | (The shell sets the def)6.022 F 1.022(ault v)-.1 F 1.022(alue to the v) | |
1982 | -.25 F 1.022(alue of)-.25 F F3(HISTSIZE)144 240 Q F0(after reading an) | |
1983 | 2.5 E 2.5(ys)-.15 G(tartup \214les.)-2.5 E F3(HISTIGNORE)108 252 Q F0 | |
1984 | 2.658(Ac)144 264 S .158(olon-separated list of patterns used to decide \ | |
1985 | which command lines should be sa)-2.658 F -.15(ve)-.2 G 2.657(do).15 G | |
1986 | 2.657(nt)-2.657 G .157(he his-)-2.657 F .707(tory list.)144 276 R .707 | |
1987 | (Each pattern is anchored at the be)5.707 F .708 | |
1988 | (ginning of the line and must match the complete line)-.15 F .626 | |
1989 | (\(no implicit `)144 288 R F3(*)A F0 3.126('i)C 3.126(sa)-3.126 G 3.126 | |
1990 | (ppended\). Each)-3.126 F .626(pattern is tested ag)3.126 F .625 | |
1991 | (ainst the line after the checks speci\214ed by)-.05 F F1(HISTCONTR)144 | |
1992 | 300 Q(OL)-.27 E F0 1.793(are applied.)4.043 F 1.793 | |
0001803f | 1993 | (In addition to the normal shell pattern matching characters, `)6.793 F |
ac50fbac CR |
1994 | F3(&)A F0(')A 2.515(matches the pre)144 312 R 2.515(vious history line.) |
1995 | -.25 F(`)7.514 E F3(&)A F0 5.014('m)C 2.514 | |
1996 | (ay be escaped using a backslash; the backslash is)-5.014 F(remo)144 324 | |
1997 | Q -.15(ve)-.15 G 3.352(db).15 G .852(efore attempting a match.)-3.352 F | |
495aee44 | 1998 | .852(The second and subsequent lines of a multi-line compound)5.852 F |
ac50fbac CR |
1999 | (command are not tested, and are added to the history re)144 336 Q -.05 |
2000 | (ga)-.15 G(rdless of the v).05 E(alue of)-.25 E F1(HISTIGNORE)2.5 E F2 | |
2001 | (.)A F3(HISTSIZE)108 348 Q F0 1.387 | |
2002 | (The number of commands to remember in the command history \(see)144 360 | |
2003 | R F1(HIST)3.887 E(OR)-.162 E(Y)-.315 E F0(belo)3.637 E 3.887(w\). If) | |
2004 | -.25 F(the)3.887 E -.25(va)144 372 S 1.32(lue is 0, commands are not sa) | |
2005 | .25 F -.15(ve)-.2 G 3.82(di).15 G 3.821(nt)-3.82 G 1.321 | |
2006 | (he history list.)-3.821 F 1.321(Numeric v)6.321 F 1.321 | |
2007 | (alues less than zero result in)-.25 F -2.15 -.25(ev e)144 384 T .437 | |
2008 | (ry command being sa).25 F -.15(ve)-.2 G 2.937(do).15 G 2.937(nt)-2.937 | |
2009 | G .437(he history list \(there is no limit\).)-2.937 F .436 | |
2010 | (The shell sets the def)5.436 F .436(ault v)-.1 F(alue)-.25 E | |
2011 | (to 500 after reading an)144 396 Q 2.5(ys)-.15 G(tartup \214les.)-2.5 E | |
2012 | F3(HISTTIMEFORMA)108 408 Q(T)-.95 E F0 .951(If this v)144 420 R .951 | |
2013 | (ariable is set and not null, its v)-.25 F .952 | |
2014 | (alue is used as a format string for)-.25 F F4(strftime)3.452 E F0 .952 | |
2015 | (\(3\) to print the)B .673 | |
2016 | (time stamp associated with each history entry displayed by the)144 432 | |
2017 | R F3(history)3.173 E F0 -.2(bu)3.172 G 3.172(iltin. If).2 F .672(this v) | |
2018 | 3.172 F .672(ariable is)-.25 F .144 | |
2019 | (set, time stamps are written to the history \214le so the)144 444 R | |
17345e5a | 2020 | 2.644(ym)-.15 G .144(ay be preserv)-2.644 F .144 |
ac50fbac CR |
2021 | (ed across shell sessions.)-.15 F(This)5.145 E(uses the history comment\ |
2022 | character to distinguish timestamps from other history lines.)144 456 Q | |
2023 | F3(HOME)108 468 Q F0 1.27 | |
2024 | (The home directory of the current user; the def)144 480 R 1.27(ault ar) | |
2025 | -.1 F 1.27(gument for the)-.18 F F3(cd)3.77 E F0 -.2(bu)3.77 G 1.27 | |
2026 | (iltin command.).2 F(The)6.27 E -.25(va)144 492 S(lue of this v).25 E | |
2027 | (ariable is also used when performing tilde e)-.25 E(xpansion.)-.15 E F3 | |
2028 | (HOSTFILE)108 504 Q F0 1.015 | |
2029 | (Contains the name of a \214le in the same format as)144 516 R F4 | |
17345e5a | 2030 | (/etc/hosts)5.181 E F0 1.015(that should be read when the shell)5.181 F |
ac50fbac | 2031 | .551(needs to complete a hostname.)144 528 R .551 |
17345e5a | 2032 | (The list of possible hostname completions may be changed while)5.551 F |
ac50fbac CR |
2033 | 1.058(the shell is running; the ne)144 540 R 1.059 |
2034 | (xt time hostname completion is attempted after the v)-.15 F 1.059 | |
2035 | (alue is changed,)-.25 F F3(bash)144 552 Q F0 .138 | |
2036 | (adds the contents of the ne)2.639 F 2.638<778c>-.25 G .138(le to the e) | |
2037 | -2.638 F .138(xisting list.)-.15 F(If)5.138 E F1(HOSTFILE)2.638 E F0 | |
2038 | .138(is set, b)2.388 F .138(ut has no v)-.2 F .138(alue, or)-.25 F .517 | |
2039 | (does not name a readable \214le,)144 564 R F3(bash)3.017 E F0 .517 | |
2040 | (attempts to read)3.017 F F4(/etc/hosts)4.684 E F0 .518 | |
2041 | (to obtain the list of possible host-)4.684 F(name completions.)144 576 | |
2042 | Q(When)5 E F1(HOSTFILE)2.5 E F0(is unset, the hostname list is cleared.) | |
2043 | 2.25 E F3(IFS)108 588 Q F0(The)20.44 E F4 .556(Internal F)3.636 F .556 | |
2044 | (ield Separ)-.45 F(ator)-.15 E F0 .556(that is used for w)3.786 F .556 | |
2045 | (ord splitting after e)-.1 F .555(xpansion and to split lines into)-.15 | |
2046 | F -.1(wo)144 600 S(rds with the).1 E F3 -.18(re)2.5 G(ad).18 E F0 -.2 | |
17345e5a | 2047 | (bu)2.5 G(iltin command.).2 E(The def)5 E(ault v)-.1 E(alue is `)-.25 E |
ac50fbac CR |
2048 | (`<space><tab><ne)-.74 E(wline>')-.25 E('.)-.74 E F3(IGNOREEOF)108 612 Q |
2049 | F0 .503(Controls the action of an interacti)144 624 R .803 -.15(ve s) | |
2050 | -.25 H .503(hell on receipt of an).15 F F1(EOF)3.003 E F0 .503 | |
2051 | (character as the sole input.)2.753 F .504(If set,)5.504 F .426(the v) | |
2052 | 144 636 R .426(alue is the number of consecuti)-.25 F -.15(ve)-.25 G F1 | |
17345e5a | 2053 | (EOF)3.076 E F0 .426 |
ac50fbac CR |
2054 | (characters which must be typed as the \214rst characters)2.676 F .302 |
2055 | (on an input line before)144 648 R F3(bash)2.802 E F0 -.15(ex)2.802 G | |
17345e5a JA |
2056 | 2.802(its. If).15 F .302(the v)2.802 F .302(ariable e)-.25 F .302 |
2057 | (xists b)-.15 F .302(ut does not ha)-.2 F .602 -.15(ve a n)-.2 H .302 | |
ac50fbac CR |
2058 | (umeric v).15 F .303(alue, or has)-.25 F(no v)144 660 Q(alue, the def) |
2059 | -.25 E(ault v)-.1 E(alue is 10.)-.25 E(If it does not e)5 E(xist,)-.15 E | |
2060 | F1(EOF)2.5 E F0(signi\214es the end of input to the shell.)2.25 E F3 | |
2061 | (INPUTRC)108 672 Q F0 1.436(The \214lename for the)144 684 R F3 -.18(re) | |
2062 | 3.936 G(adline).18 E F0 1.436(startup \214le, o)3.936 F -.15(ve)-.15 G | |
2063 | 1.436(rriding the def).15 F 1.436(ault of)-.1 F F4(~/.inputr)5.602 E(c) | |
2064 | -.37 E F0(\(see)5.601 E F1(READLINE)3.935 E F0(belo)144 696 Q(w\).)-.25 | |
2065 | E F3(LANG)108 708 Q F0 1.239(Used to determine the locale cate)7.11 F | |
2066 | 1.239(gory for an)-.15 F 3.739(yc)-.15 G(ate)-3.739 E 1.24 | |
2067 | (gory not speci\214cally selected with a v)-.15 F(ariable)-.25 E | |
2068 | (starting with)144 720 Q F3(LC_)2.5 E F0(.)A(GNU Bash 4.3)72 768 Q | |
2069 | (2014 February 2)141.79 E(15)190.95 E 0 Cg EP | |
2070 | %%Page: 16 16 | |
0001803f CR |
2071 | %%BeginPageSetup |
2072 | BP | |
2073 | %%EndPageSetup | |
2074 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
2075 | -.35 E/F1 10/Times-Bold@0 SF(LC_ALL)108 84 Q F0 .974(This v)144 96 R |
2076 | .974(ariable o)-.25 F -.15(ve)-.15 G .974(rrides the v).15 F .973 | |
2077 | (alue of)-.25 F/F2 9/Times-Bold@0 SF(LANG)3.473 E F0 .973(and an)3.223 F | |
2078 | 3.473(yo)-.15 G(ther)-3.473 E F1(LC_)3.473 E F0 -.25(va)3.473 G .973 | |
2079 | (riable specifying a locale cate-).25 F(gory)144 108 Q(.)-.65 E F1 | |
2080 | (LC_COLLA)108 120 Q(TE)-.95 E F0 .411(This v)144 132 R .412(ariable det\ | |
2081 | ermines the collation order used when sorting the results of pathname e) | |
2082 | -.25 F(xpansion,)-.15 E 1.465(and determines the beha)144 144 R 1.465 | |
2083 | (vior of range e)-.2 F 1.464(xpressions, equi)-.15 F -.25(va)-.25 G | |
2084 | 1.464(lence classes, and collating sequences).25 F(within pathname e)144 | |
2085 | 156 Q(xpansion and pattern matching.)-.15 E F1(LC_CTYPE)108 168 Q F0 | |
2086 | 1.935(This v)144 180 R 1.936 | |
495aee44 | 2087 | (ariable determines the interpretation of characters and the beha)-.25 F |
ac50fbac CR |
2088 | 1.936(vior of character classes)-.2 F(within pathname e)144 192 Q |
2089 | (xpansion and pattern matching.)-.15 E F1(LC_MESSA)108 204 Q(GES)-.55 E | |
2090 | F0(This v)144 216 Q(ariable determines the locale used to translate dou\ | |
2091 | ble-quoted strings preceded by a)-.25 E F1($)2.5 E F0(.)A F1(LC_NUMERIC) | |
2092 | 108 228 Q F0(This v)144 240 Q(ariable determines the locale cate)-.25 E | |
2093 | (gory used for number formatting.)-.15 E F1(LINES)108 252 Q F0 .055 | |
2094 | (Used by the)5.99 F F1(select)2.555 E F0 .054(compound command to deter\ | |
2095 | mine the column length for printing selection lists.)2.555 F .264 | |
2096 | (Automatically set if the)144 264 R F1(checkwinsize)2.764 E F0 .264 | |
2097 | (option is enabled or in an interacti)2.764 F .565 -.15(ve s)-.25 H .265 | |
2098 | (hell upon receipt of a).15 F F2(SIGWINCH)144 276 Q/F3 9/Times-Roman@0 | |
2099 | SF(.)A F1(MAIL)108 288 Q F0 1.201 | |
495aee44 | 2100 | (If this parameter is set to a \214le or directory name and the)8.78 F |
ac50fbac CR |
2101 | F2(MAILP)3.701 E -.855(AT)-.666 G(H).855 E F0 -.25(va)3.451 G 1.201 |
2102 | (riable is not set,).25 F F1(bash)3.701 E F0 | |
2103 | (informs the user of the arri)144 300 Q -.25(va)-.25 G 2.5(lo).25 G 2.5 | |
495aee44 | 2104 | (fm)-2.5 G(ail in the speci\214ed \214le or Maildir)-2.5 E |
ac50fbac CR |
2105 | (-format directory)-.2 E(.)-.65 E F1(MAILCHECK)108 312 Q F0 .098 |
2106 | (Speci\214es ho)144 324 R 2.598(wo)-.25 G .098(ften \(in seconds\)) | |
2107 | -2.598 F F1(bash)2.598 E F0 .098(checks for mail.)2.598 F .098(The def) | |
495aee44 CR |
2108 | 5.098 F .098(ault is 60 seconds.)-.1 F .099(When it is time)5.099 F .224 |
2109 | (to check for mail, the shell does so before displaying the primary pro\ | |
ac50fbac CR |
2110 | mpt.)144 336 R .223(If this v)5.223 F .223(ariable is unset,)-.25 F .066 |
2111 | (or set to a v)144 348 R .066(alue that is not a number greater than or\ | |
2112 | equal to zero, the shell disables mail checking.)-.25 F F1(MAILP)108 | |
2113 | 360 Q -.95(AT)-.74 G(H).95 E F0 2.99(Ac)144 372 S .49 | |
2114 | (olon-separated list of \214lenames to be check)-2.99 F .49 | |
2115 | (ed for mail.)-.1 F .49(The message to be printed when mail)5.49 F(arri) | |
2116 | 144 384 Q -.15(ve)-.25 G 2.62(si).15 G 2.62(nap)-2.62 G .12(articular \ | |
2117 | \214le may be speci\214ed by separating the \214lename from the message\ | |
2118 | with a `?'.)-2.62 F(When used in the te)144 396 Q(xt of the message,) | |
2119 | -.15 E F1($_)2.5 E F0 -.15(ex)2.5 G | |
2120 | (pands to the name of the current mail\214le.).15 E(Example:)5 E F1 | |
2121 | (MAILP)144 408 Q -.95(AT)-.74 G(H).95 E F0(=\010/v)A(ar/mail/bfox?"Y) | |
2122 | -.25 E(ou ha)-1.1 E .3 -.15(ve m)-.2 H | |
2123 | (ail":~/shell\255mail?"$_ has mail!"\010).15 E F1(Bash)144 420 Q F0 .389 | |
2124 | (supplies a def)2.889 F .389(ault v)-.1 F .389(alue for this v)-.25 F | |
2125 | .389(ariable, b)-.25 F .388 | |
17345e5a | 2126 | (ut the location of the user mail \214les that it uses is)-.2 F |
ac50fbac CR |
2127 | (system dependent \(e.g., /v)144 432 Q(ar/mail/)-.25 E F1($USER)A F0 |
2128 | (\).)A F1(OPTERR)108 444 Q F0 .389(If set to the v)144 456 R .389 | |
2129 | (alue 1,)-.25 F F1(bash)2.889 E F0 .389 | |
2130 | (displays error messages generated by the)2.889 F F1(getopts)2.89 E F0 | |
2131 | -.2(bu)2.89 G .39(iltin command \(see).2 F F2 .36(SHELL B)144 468 R(UIL) | |
2132 | -.09 E .36(TIN COMMANDS)-.828 F F0(belo)2.61 E(w\).)-.25 E F2(OPTERR) | |
2133 | 5.36 E F0 .359(is initialized to 1 each time the shell is in)2.61 F -.2 | |
2134 | (vo)-.4 G -.1(ke).2 G(d).1 E(or a shell script is e)144 480 Q -.15(xe) | |
2135 | -.15 G(cuted.).15 E F1 -.74(PA)108 492 S(TH)-.21 E F0 .587 | |
2136 | (The search path for commands.)9.91 F .588 | |
17345e5a | 2137 | (It is a colon-separated list of directories in which the shell looks) |
ac50fbac CR |
2138 | 5.587 F .472(for commands \(see)144 504 R F2 .472(COMMAND EXECUTION) |
2139 | 2.972 F F0(belo)2.722 E 2.972(w\). A)-.25 F .471 | |
2140 | (zero-length \(null\) directory name in the)2.972 F -.25(va)144 516 S | |
2141 | .535(lue of).25 F F2 -.666(PA)3.035 G(TH)-.189 E F0 .535 | |
2142 | (indicates the current directory)2.785 F 5.535(.A)-.65 G .535 | |
2143 | (null directory name may appear as tw)-2.5 F 3.036(oa)-.1 G(djacent) | |
2144 | -3.036 E .868(colons, or as an initial or trailing colon.)144 528 R .868 | |
2145 | (The def)5.868 F .867(ault path is system-dependent, and is set by the) | |
2146 | -.1 F 26.328(administrator who installs)144 540 R F1(bash)28.828 E F0 | |
2147 | 31.329(.A)C 26.329(common v)-2.5 F 26.329(alue is)-.25 F/F4 10/Courier@0 | |
2148 | SF(/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin)144 552 | |
2149 | Q F0(.)A F1(POSIXL)108 564 Q(Y_CORRECT)-.92 E F0 .472(If this v)144 576 | |
2150 | R .472(ariable is in the en)-.25 F .471(vironment when)-.4 F F1(bash) | |
2151 | 2.971 E F0 .471(starts, the shell enters)2.971 F/F5 10/Times-Italic@0 SF | |
2152 | .471(posix mode)2.971 F F0 .471(before reading)2.971 F .011 | |
2153 | (the startup \214les, as if the)144 588 R F1(\255\255posix)2.511 E F0 | |
0001803f | 2154 | (in)2.511 E -.2(vo)-.4 G .011(cation option had been supplied.).2 F .011 |
ac50fbac CR |
2155 | (If it is set while the shell is)5.011 F(running,)144 600 Q F1(bash)2.5 |
2156 | E F0(enables)2.5 E F5(posix mode)2.5 E F0 2.5(,a)C 2.5(si)-2.5 G 2.5(ft) | |
2157 | -2.5 G(he command)-2.5 E F4(set -o posix)2.5 E F0(had been e)2.5 E -.15 | |
2158 | (xe)-.15 G(cuted.).15 E F1(PR)108 612 Q(OMPT_COMMAND)-.3 E F0 | |
2159 | (If set, the v)144 624 Q(alue is e)-.25 E -.15(xe)-.15 G | |
2160 | (cuted as a command prior to issuing each primary prompt.).15 E F1(PR) | |
2161 | 108 636 Q(OMPT_DIR)-.3 E(TRIM)-.4 E F0 .676 | |
2162 | (If set to a number greater than zero, the v)144 648 R .676 | |
0001803f | 2163 | (alue is used as the number of trailing directory compo-)-.25 F .923 |
ac50fbac | 2164 | (nents to retain when e)144 660 R .923(xpanding the)-.15 F F1(\\w)3.423 |
0001803f | 2165 | E F0(and)3.423 E F1(\\W)3.423 E F0 .923(prompt string escapes \(see) |
ac50fbac CR |
2166 | 3.423 F F2(PR)3.423 E(OMPTING)-.27 E F0(belo)3.173 E(w\).)-.25 E |
2167 | (Characters remo)144 672 Q -.15(ve)-.15 G 2.5(da).15 G | |
2168 | (re replaced with an ellipsis.)-2.5 E F1(PS1)108 684 Q F0 .065(The v) | |
17345e5a | 2169 | 19.33 F .065(alue of this parameter is e)-.25 F .065(xpanded \(see)-.15 |
0001803f | 2170 | F F2(PR)2.565 E(OMPTING)-.27 E F0(belo)2.315 E .065 |
ac50fbac | 2171 | (w\) and used as the primary prompt)-.25 F 2.5(string. The)144 696 R |
0001803f | 2172 | (def)2.5 E(ault v)-.1 E(alue is `)-.25 E(`)-.74 E F1(\\s\255\\v\\$)A F0 |
ac50fbac CR |
2173 | -.74('')2.5 G(.).74 E F1(PS2)108 708 Q F0 .117(The v)19.33 F .117 |
2174 | (alue of this parameter is e)-.25 F .117(xpanded as with)-.15 F F2(PS1) | |
2175 | 2.617 E F0 .118(and used as the secondary prompt string.)2.368 F(The) | |
2176 | 5.118 E(def)144 720 Q(ault is `)-.1 E(`)-.74 E F1(>)A F0 -.74('')2.5 G | |
2177 | (.).74 E(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(16)190.95 E 0 Cg | |
2178 | EP | |
2179 | %%Page: 17 17 | |
2180 | %%BeginPageSetup | |
2181 | BP | |
2182 | %%EndPageSetup | |
2183 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
2184 | -.35 E/F1 10/Times-Bold@0 SF(PS3)108 84 Q F0 1.116(The v)19.33 F 1.115 | |
0001803f | 2185 | (alue of this parameter is used as the prompt for the)-.25 F F1(select) |
ac50fbac CR |
2186 | 3.615 E F0 1.115(command \(see)3.615 F/F2 9/Times-Bold@0 SF 1.115 |
2187 | (SHELL GRAM-)3.615 F(MAR)144 96 Q F0(abo)2.25 E -.15(ve)-.15 G(\).).15 E | |
2188 | F1(PS4)108 108 Q F0 .1(The v)19.33 F .1(alue of this parameter is e)-.25 | |
2189 | F .1(xpanded as with)-.15 F F2(PS1)2.6 E F0 .101(and the v)2.35 F .101 | |
2190 | (alue is printed before each command)-.25 F F1(bash)144 120 Q F0 .292 | |
2191 | (displays during an e)2.792 F -.15(xe)-.15 G .292(cution trace.).15 F | |
2192 | .292(The \214rst character of)5.292 F F2(PS4)2.792 E F0 .291 | |
2193 | (is replicated multiple times, as)2.542 F(necessary)144 132 Q 2.5(,t) | |
0001803f CR |
2194 | -.65 G 2.5(oi)-2.5 G(ndicate multiple le)-2.5 E -.15(ve)-.25 G |
2195 | (ls of indirection.).15 E(The def)5 E(ault is `)-.1 E(`)-.74 E F1(+)A F0 | |
ac50fbac CR |
2196 | -.74('')2.5 G(.).74 E F1(SHELL)108 144 Q F0 .663 |
2197 | (The full pathname to the shell is k)144 156 R .664(ept in this en)-.1 F | |
2198 | .664(vironment v)-.4 F 3.164(ariable. If)-.25 F .664 | |
2199 | (it is not set when the shell)3.164 F(starts,)144 168 Q F1(bash)2.5 E F0 | |
17345e5a | 2200 | (assigns to it the full pathname of the current user')2.5 E 2.5(sl)-.55 |
ac50fbac CR |
2201 | G(ogin shell.)-2.5 E F1(TIMEFORMA)108 180 Q(T)-.95 E F0 .827(The v)144 |
2202 | 192 R .826 | |
17345e5a | 2203 | (alue of this parameter is used as a format string specifying ho)-.25 F |
ac50fbac CR |
2204 | 3.326(wt)-.25 G .826(he timing information for)-3.326 F .648 |
2205 | (pipelines pre\214x)144 204 R .648(ed with the)-.15 F F1(time)3.148 E F0 | |
2206 | (reserv)3.148 E .648(ed w)-.15 F .649(ord should be displayed.)-.1 F | |
2207 | (The)5.649 E F1(%)3.149 E F0 .649(character introduces)3.149 F .712 | |
2208 | (an escape sequence that is e)144 216 R .711(xpanded to a time v)-.15 F | |
2209 | .711(alue or other information.)-.25 F .711(The escape sequences)5.711 F | |
2210 | (and their meanings are as follo)144 228 Q | |
2211 | (ws; the braces denote optional portions.)-.25 E F1(%%)144 246 Q F0 2.5 | |
2212 | (Al)30 G(iteral)-2.5 E F1(%)2.5 E F0(.)A F1(%[)144 258 Q/F3 10 | |
495aee44 | 2213 | /Times-Italic@0 SF(p)A F1(][l]R)A F0(The elapsed time in seconds.)11.68 |
ac50fbac CR |
2214 | E F1(%[)144 270 Q F3(p)A F1(][l]U)A F0 |
2215 | (The number of CPU seconds spent in user mode.)11.68 E F1(%[)144 282 Q | |
495aee44 | 2216 | F3(p)A F1(][l]S)A F0(The number of CPU seconds spent in system mode.) |
ac50fbac | 2217 | 13.34 E F1(%P)144 294 Q F0 |
495aee44 | 2218 | (The CPU percentage, computed as \(%U + %S\) / %R.)33.89 E .87 |
ac50fbac | 2219 | (The optional)144 310.8 R F3(p)3.37 E F0 .87(is a digit specifying the) |
495aee44 | 2220 | 3.37 F F3(pr)3.37 E(ecision)-.37 E F0 3.37(,t)C .87 |
ac50fbac CR |
2221 | (he number of fractional digits after a decimal)-3.37 F 2.526(point. A) |
2222 | 144 322.8 R -.25(va)2.526 G .025 | |
2223 | (lue of 0 causes no decimal point or fraction to be output.).25 F .025 | |
2224 | (At most three places after the)5.025 F .537 | |
2225 | (decimal point may be speci\214ed; v)144 334.8 R .537(alues of)-.25 F F3 | |
2226 | (p)3.037 E F0 .537(greater than 3 are changed to 3.)3.037 F(If)5.538 E | |
2227 | F3(p)3.038 E F0 .538(is not speci\214ed,)3.038 F(the v)144 346.8 Q | |
2228 | (alue 3 is used.)-.25 E .668(The optional)144 363.6 R F1(l)3.168 E F0 | |
17345e5a | 2229 | .668(speci\214es a longer format, including minutes, of the form)3.168 F |
ac50fbac CR |
2230 | F3(MM)3.168 E F0(m)A F3(SS)A F0(.)A F3(FF)A F0 3.167(s. The)B -.25(va) |
2231 | 3.167 G(lue).25 E(of)144 375.6 Q F3(p)2.5 E F0 | |
2232 | (determines whether or not the fraction is included.)2.5 E 13.364 | |
2233 | (If this v)144 392.4 R 13.364(ariable is not set,)-.25 F F1(bash)15.865 | |
2234 | E F0 13.365(acts as if it had the v)15.865 F(alue)-.25 E F1($\010\\nr) | |
2235 | 144 404.4 Q(eal\\t%3lR\\nuser\\t%3lU\\nsys\\t%3lS\010)-.18 E F0 7.113 | |
2236 | (.I)C 4.613(ft)-7.113 G 2.113(he v)-4.613 F 2.113 | |
2237 | (alue is null, no timing information is dis-)-.25 F 2.5(played. A)144 | |
2238 | 416.4 R(trailing ne)2.5 E | |
2239 | (wline is added when the format string is displayed.)-.25 E F1(TMOUT)108 | |
2240 | 428.4 Q F0 .941(If set to a v)144 440.4 R .941(alue greater than zero,) | |
2241 | -.25 F F2(TMOUT)3.441 E F0 .941(is treated as the def)3.191 F .941 | |
2242 | (ault timeout for the)-.1 F F1 -.18(re)3.441 G(ad).18 E F0 -.2(bu)3.441 | |
2243 | G(iltin.).2 E(The)144 452.4 Q F1(select)2.811 E F0 .311 | |
2244 | (command terminates if input does not arri)2.811 F .61 -.15(ve a)-.25 H | |
2245 | (fter).15 E F2(TMOUT)2.81 E F0 .31(seconds when input is com-)2.56 F | |
2246 | .885(ing from a terminal.)144 464.4 R .885(In an interacti)5.885 F 1.185 | |
2247 | -.15(ve s)-.25 H .885(hell, the v).15 F .886 | |
2248 | (alue is interpreted as the number of seconds to)-.25 F -.1(wa)144 476.4 | |
2249 | S 1.05(it for a line of input after issuing the primary prompt.).1 F F1 | |
2250 | (Bash)6.05 E F0 1.05(terminates after w)3.55 F 1.05(aiting for that)-.1 | |
2251 | F(number of seconds if a complete line of input does not arri)144 488.4 | |
2252 | Q -.15(ve)-.25 G(.).15 E F1(TMPDIR)108 500.4 Q F0 .39(If set,)144 512.4 | |
2253 | R F1(bash)2.89 E F0 .39(uses its v)2.89 F .39 | |
2254 | (alue as the name of a directory in which)-.25 F F1(bash)2.891 E F0 .391 | |
2255 | (creates temporary \214les for the)2.891 F(shell')144 524.4 Q 2.5(su) | |
2256 | -.55 G(se.)-2.5 E F1(auto_r)108 536.4 Q(esume)-.18 E F0 .531(This v)144 | |
2257 | 548.4 R .531(ariable controls ho)-.25 F 3.031(wt)-.25 G .531 | |
2258 | (he shell interacts with the user and job control.)-3.031 F .53 | |
2259 | (If this v)5.53 F .53(ariable is set,)-.25 F .538(single w)144 560.4 R | |
17345e5a | 2260 | .538(ord simple commands without redirections are treated as candidates\ |
ac50fbac CR |
2261 | for resumption of an)-.1 F -.15(ex)144 572.4 S .367(isting stopped job) |
2262 | .15 F 5.367(.T)-.4 G .366(here is no ambiguity allo)-5.367 F .366 | |
2263 | (wed; if there is more than one job be)-.25 F .366(ginning with)-.15 F | |
2264 | 1.124(the string typed, the job most recently accessed is selected.)144 | |
2265 | 584.4 R(The)6.125 E F3(name)3.985 E F0 1.125(of a stopped job, in this) | |
2266 | 3.805 F(conte)144 596.4 Q 1.133 | |
17345e5a | 2267 | (xt, is the command line used to start it.)-.15 F 1.133(If set to the v) |
ac50fbac CR |
2268 | 6.133 F(alue)-.25 E F3 -.2(ex)3.633 G(act).2 E F0 3.632(,t).68 G 1.132 |
2269 | (he string supplied must)-3.632 F .624 | |
2270 | (match the name of a stopped job e)144 608.4 R .624(xactly; if set to) | |
2271 | -.15 F F3(substring)3.125 E F0 3.125(,t).22 G .625 | |
2272 | (he string supplied needs to match a)-3.125 F .885 | |
2273 | (substring of the name of a stopped job)144 620.4 R 5.884(.T)-.4 G(he) | |
2274 | -5.884 E F3(substring)3.724 E F0 -.25(va)3.604 G .884(lue pro).25 F .884 | |
2275 | (vides functionality analogous to)-.15 F(the)144 632.4 Q F1(%?)3.333 E | |
2276 | F0 .833(job identi\214er \(see)5.833 F F2 .834(JOB CONTR)3.334 F(OL)-.27 | |
0001803f | 2277 | E F0(belo)3.084 E 3.334(w\). If)-.25 F .834(set to an)3.334 F 3.334(yo) |
ac50fbac CR |
2278 | -.15 G .834(ther v)-3.334 F .834(alue, the supplied string)-.25 F .316 |
2279 | (must be a pre\214x of a stopped job')144 644.4 R 2.816(sn)-.55 G .316 | |
2280 | (ame; this pro)-2.816 F .315(vides functionality analogous to the)-.15 F | |
2281 | F1(%)2.815 E F3(string)A F0(job)2.815 E(identi\214er)144 656.4 Q(.)-.55 | |
2282 | E F1(histchars)108 668.4 Q F0 2.069(The tw)144 680.4 R 4.57(oo)-.1 G | |
2283 | 4.57(rt)-4.57 G 2.07(hree characters which control history e)-4.57 F | |
2284 | 2.07(xpansion and tok)-.15 F 2.07(enization \(see)-.1 F F2(HIST)4.57 E | |
2285 | (OR)-.162 E(Y)-.315 E(EXP)144 692.4 Q(ANSION)-.666 E F0(belo)3.466 E | |
2286 | 3.716(w\). The)-.25 F 1.216(\214rst character is the)3.716 F F3 1.215 | |
2287 | (history e)3.715 F(xpansion)-.2 E F0(character)3.715 E 3.715(,t)-.4 G | |
2288 | 1.215(he character which)-3.715 F .798(signals the start of a history e) | |
2289 | 144 704.4 R .798(xpansion, normally `)-.15 F F1(!)A F0 3.298('. The)B | |
2290 | .798(second character is the)3.298 F F3(quic)3.298 E 3.298(ks)-.2 G | |
2291 | (ubstitu-)-3.298 E(tion)144 716.4 Q F0(character)2.74 E 2.74(,w)-.4 G | |
2292 | .239(hich is used as shorthand for re-running the pre)-2.74 F .239 | |
2293 | (vious command entered, substitut-)-.25 F .575 | |
2294 | (ing one string for another in the command.)144 728.4 R .575(The def) | |
2295 | 5.575 F .575(ault is `)-.1 F F1(^)A F0 3.075('. The)B .576 | |
2296 | (optional third character is the)3.076 F(GNU Bash 4.3)72 768 Q | |
2297 | (2014 February 2)141.79 E(17)190.95 E 0 Cg EP | |
2298 | %%Page: 18 18 | |
495aee44 CR |
2299 | %%BeginPageSetup |
2300 | BP | |
2301 | %%EndPageSetup | |
2302 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
2303 | -.35 E .223(character which indicates that the remainder of the line is\ |
2304 | a comment when found as the \214rst char)144 84 R(-)-.2 E 1.293 | |
2305 | (acter of a w)144 96 R 1.293(ord, normally `)-.1 F/F1 10/Times-Bold@0 SF | |
2306 | (#)A F0 3.793('. The)B 1.294 | |
2307 | (history comment character causes history substitution to be)3.794 F .38 | |
2308 | (skipped for the remaining w)144 108 R .38(ords on the line.)-.1 F .379 | |
2309 | (It does not necessarily cause the shell parser to treat)5.379 F | |
2310 | (the rest of the line as a comment.)144 120 Q F1(Arrays)87 136.8 Q(Bash) | |
2311 | 108 148.8 Q F0(pro)3.39 E .89(vides one-dimensional inde)-.15 F -.15(xe) | |
2312 | -.15 G 3.39(da).15 G .891(nd associati)-3.39 F 1.191 -.15(ve a)-.25 H | |
2313 | .891(rray v).15 F 3.391(ariables. An)-.25 F 3.391(yv)-.15 G .891 | |
2314 | (ariable may be used as an)-3.641 F(inde)108 160.8 Q -.15(xe)-.15 G | |
2315 | 2.574(da).15 G .074(rray; the)-2.574 F F1(declar)2.574 E(e)-.18 E F0 -.2 | |
2316 | (bu)2.574 G .074(iltin will e).2 F .073(xplicitly declare an array)-.15 | |
2317 | F 5.073(.T)-.65 G .073(here is no maximum limit on the size of)-5.073 F | |
2318 | .328(an array)108 172.8 R 2.828(,n)-.65 G .328(or an)-2.828 F 2.828(yr) | |
2319 | -.15 G .329(equirement that members be inde)-2.828 F -.15(xe)-.15 G | |
2320 | 2.829(do).15 G 2.829(ra)-2.829 G .329(ssigned contiguously)-2.829 F | |
2321 | 5.329(.I)-.65 G(nde)-5.329 E -.15(xe)-.15 G 2.829(da).15 G .329 | |
2322 | (rrays are refer)-2.829 F(-)-.2 E 1.387(enced using inte)108 184.8 R | |
2323 | 1.387(gers \(including arithmetic e)-.15 F 3.887(xpressions\) and)-.15 F | |
2324 | 1.387(are zero-based; associati)3.887 F 1.686 -.15(ve a)-.25 H 1.386 | |
2325 | (rrays are refer).15 F(-)-.2 E .219(enced using arbitrary strings.)108 | |
2326 | 196.8 R .219(Unless otherwise noted, inde)5.219 F -.15(xe)-.15 G 2.719 | |
2327 | (da).15 G .219(rray indices must be non-ne)-2.719 F -.05(ga)-.15 G(ti) | |
2328 | .05 E .52 -.15(ve i)-.25 H(nte).15 E(gers.)-.15 E 2.463(An inde)108 | |
2329 | 213.6 R -.15(xe)-.15 G 4.963(da).15 G 2.463 | |
17345e5a | 2330 | (rray is created automatically if an)-4.963 F 4.963(yv)-.15 G 2.462 |
ac50fbac CR |
2331 | (ariable is assigned to using the syntax)-5.213 F/F2 10/Times-Italic@0 |
2332 | SF(name)4.962 E F0([)A F2(sub-)A(script)108 225.6 Q F0(]=)A F2(value)A | |
2333 | F0 6.548(.T)C(he)-6.548 E F2(subscript)4.388 E F0 1.549 | |
2334 | (is treated as an arithmetic e)4.728 F 1.549(xpression that must e)-.15 | |
2335 | F -.25(va)-.25 G 1.549(luate to a number).25 F 6.549(.T)-.55 G(o)-7.349 | |
2336 | E -.15(ex)108 237.6 S 1.98(plicitly declare an inde).15 F -.15(xe)-.15 G | |
2337 | 4.48(da).15 G(rray)-4.48 E 4.48(,u)-.65 G(se)-4.48 E F1(declar)4.48 E | |
2338 | 4.48<65ad>-.18 G(a)-4.48 E F2(name)4.48 E F0(\(see)4.48 E/F3 9 | |
2339 | /Times-Bold@0 SF 1.979(SHELL B)4.479 F(UIL)-.09 E 1.979(TIN COMMANDS) | |
2340 | -.828 F F0(belo)4.229 E(w\).)-.25 E F1(declar)108 249.6 Q 2.5<65ad>-.18 | |
2341 | G(a)-2.5 E F2(name)2.5 E F1([)A F2(subscript)A F1(])A F0 | |
2342 | (is also accepted; the)2.5 E F2(subscript)2.5 E F0(is ignored.)2.5 E | |
2343 | (Associati)108 266.4 Q .3 -.15(ve a)-.25 H(rrays are created using).15 E | |
495aee44 | 2344 | F1(declar)2.5 E 2.5<65ad>-.18 G(A)-2.5 E F2(name)2.5 E F0(.)A(Attrib)108 |
ac50fbac | 2345 | 283.2 Q .94(utes may be speci\214ed for an array v)-.2 F .941 |
495aee44 CR |
2346 | (ariable using the)-.25 F F1(declar)3.441 E(e)-.18 E F0(and)3.441 E F1 |
2347 | -.18(re)3.441 G(adonly).18 E F0 -.2(bu)3.441 G 3.441(iltins. Each).2 F | |
ac50fbac | 2348 | (attrib)3.441 E(ute)-.2 E(applies to all members of an array)108 295.2 Q |
495aee44 | 2349 | (.)-.65 E 1.647 |
ac50fbac | 2350 | (Arrays are assigned to using compound assignments of the form)108 312 R |
0001803f | 2351 | F2(name)4.147 E F0(=)A F1(\()A F0 -.25(va)C(lue).25 E F2(1)A F0 1.647 |
17345e5a | 2352 | (... v)4.147 F(alue)-.25 E F2(n)A F1(\))A F0 4.147(,w)C 1.647(here each) |
ac50fbac CR |
2353 | -4.147 F F2(value)108 324 Q F0 1.833(is of the form [)4.332 F F2 |
2354 | (subscript)A F0(]=)A F2(string)A F0 6.833(.I)C(nde)-6.833 E -.15(xe)-.15 | |
2355 | G 4.333(da).15 G 1.833(rray assignments do not require an)-4.333 F 1.833 | |
2356 | (ything b)-.15 F(ut)-.2 E F2(string)4.333 E F0(.)A .164 | |
2357 | (When assigning to inde)108 336 R -.15(xe)-.15 G 2.663(da).15 G .163 | |
2358 | (rrays, if the optional brack)-2.663 F .163 | |
2359 | (ets and subscript are supplied, that inde)-.1 F 2.663(xi)-.15 G 2.663 | |
2360 | (sa)-2.663 G(ssigned)-2.663 E 1.41(to; otherwise the inde)108 348 R 3.91 | |
2361 | (xo)-.15 G 3.91(ft)-3.91 G 1.41(he element assigned is the last inde) | |
2362 | -3.91 F 3.911(xa)-.15 G 1.411(ssigned to by the statement plus one.) | |
2363 | -3.911 F(Inde)108 360 Q(xing starts at zero.)-.15 E | |
2364 | (When assigning to an associati)108 376.8 Q .3 -.15(ve a)-.25 H(rray).15 | |
2365 | E 2.5(,t)-.65 G(he subscript is required.)-2.5 E .24 | |
2366 | (This syntax is also accepted by the)108 393.6 R F1(declar)2.74 E(e)-.18 | |
2367 | E F0 -.2(bu)2.739 G 2.739(iltin. Indi).2 F .239 | |
495aee44 | 2368 | (vidual array elements may be assigned to using the)-.25 F F2(name)108 |
ac50fbac CR |
2369 | 405.6 Q F0([)A F2(subscript)A F0(]=)A F2(value)A F0 1.917 |
2370 | (syntax introduced abo)4.416 F -.15(ve)-.15 G 6.917(.W).15 G 1.917 | |
2371 | (hen assigning to an inde)-6.917 F -.15(xe)-.15 G 4.417(da).15 G(rray) | |
2372 | -4.417 E 4.417(,i)-.65 G(f)-4.417 E F2(name)4.777 E F0 1.917(is sub-) | |
2373 | 4.597 F .116(scripted by a ne)108 417.6 R -.05(ga)-.15 G(ti).05 E .416 | |
2374 | -.15(ve n)-.25 H(umber).15 E 2.616(,t)-.4 G .115 | |
2375 | (hat number is interpreted as relati)-2.616 F .415 -.15(ve t)-.25 H | |
2376 | 2.615(oo).15 G .115(ne greater than the maximum inde)-2.615 F(x)-.15 E | |
2377 | (of)108 429.6 Q F2(name)3.338 E F0 3.338(,s)C 3.338(on)-3.338 G -2.25 | |
2378 | -.15(eg a)-3.338 H(ti).15 E 1.138 -.15(ve i)-.25 H .838 | |
2379 | (ndices count back from the end of the array).15 F 3.338(,a)-.65 G .838 | |
2380 | (nd an inde)-3.338 F 3.338(xo)-.15 G 3.338<66ad>-3.338 G 3.338(1r)-3.338 | |
2381 | G .838(eferences the last)-3.338 F(element.)108 441.6 Q(An)108 458.4 Q | |
2382 | 3.576(ye)-.15 G 1.076(lement of an array may be referenced using ${) | |
2383 | -3.576 F F2(name)A F0([)A F2(subscript)A F0 3.575(]}. The)B 1.075 | |
2384 | (braces are required to a)3.575 F -.2(vo)-.2 G(id).2 E 1.541 | |
2385 | (con\215icts with pathname e)108 470.4 R 4.041(xpansion. If)-.15 F F2 | |
495aee44 CR |
2386 | (subscript)4.041 E F0(is)4.041 E F1(@)4.041 E F0(or)4.041 E F1(*)4.041 E |
2387 | F0 4.041(,t)C 1.541(he w)-4.041 F 1.541(ord e)-.1 F 1.541 | |
ac50fbac CR |
2388 | (xpands to all members of)-.15 F F2(name)4.042 E F0(.)A 1.057 |
2389 | (These subscripts dif)108 482.4 R 1.057(fer only when the w)-.25 F 1.057 | |
2390 | (ord appears within double quotes.)-.1 F 1.056(If the w)6.056 F 1.056 | |
2391 | (ord is double-quoted,)-.1 F(${)108 494.4 Q F2(name)A F0 .52([*]} e)B | |
2392 | .52(xpands to a single w)-.15 F .52(ord with the v)-.1 F .521 | |
17345e5a | 2393 | (alue of each array member separated by the \214rst character)-.25 F |
ac50fbac | 2394 | 1.375(of the)108 506.4 R F3(IFS)3.875 E F0 1.375(special v)3.625 F 1.375 |
495aee44 | 2395 | (ariable, and ${)-.25 F F2(name)A F0 1.375([@]} e)B 1.375 |
ac50fbac CR |
2396 | (xpands each element of)-.15 F F2(name)3.875 E F0 1.374(to a separate w) |
2397 | 3.875 F 3.874(ord. When)-.1 F 2.027(there are no array members, ${)108 | |
2398 | 518.4 R F2(name)A F0 2.028([@]} e)B 2.028(xpands to nothing.)-.15 F | |
2399 | 2.028(If the double-quoted e)7.028 F 2.028(xpansion occurs)-.15 F .759 | |
2400 | (within a w)108 530.4 R .759(ord, the e)-.1 F .759 | |
17345e5a | 2401 | (xpansion of the \214rst parameter is joined with the be)-.15 F .759 |
ac50fbac CR |
2402 | (ginning part of the original w)-.15 F(ord,)-.1 E .515(and the e)108 |
2403 | 542.4 R .516(xpansion of the last parameter is joined with the last par\ | |
2404 | t of the original w)-.15 F 3.016(ord. This)-.1 F .516(is analogous)3.016 | |
2405 | F .228(to the e)108 554.4 R .228(xpansion of the special parameters)-.15 | |
17345e5a | 2406 | F F1(*)2.728 E F0(and)2.728 E F1(@)2.728 E F0(\(see)2.728 E F1 .228 |
ac50fbac CR |
2407 | (Special P)2.728 F(arameters)-.1 E F0(abo)2.727 E -.15(ve)-.15 G 2.727 |
2408 | (\). ${#).15 F F2(name)A F0([)A F2(subscript)A F0(]})A -.15(ex)108 566.4 | |
0001803f CR |
2409 | S .886(pands to the length of ${).15 F F2(name)A F0([)A F2(subscript)A |
2410 | F0 3.386(]}. If)B F2(subscript)3.386 E F0(is)3.386 E F1(*)3.386 E F0(or) | |
2411 | 3.386 E F1(@)3.386 E F0 3.386(,t)C .886(he e)-3.386 F .886 | |
ac50fbac CR |
2412 | (xpansion is the number of ele-)-.15 F .463(ments in the array)108 578.4 |
2413 | R 5.463(.R)-.65 G .463(eferencing an array v)-5.463 F .462 | |
2414 | (ariable without a subscript is equi)-.25 F -.25(va)-.25 G .462 | |
2415 | (lent to referencing the array).25 F .233(with a subscript of 0.)108 | |
2416 | 590.4 R .233(If the)5.233 F F2(subscript)3.073 E F0 .233 | |
2417 | (used to reference an element of an inde)3.413 F -.15(xe)-.15 G 2.733 | |
2418 | (da).15 G .233(rray e)-2.733 F -.25(va)-.25 G .233(luates to a num-).25 | |
2419 | F .617(ber less than zero, it is interpreted as relati)108 602.4 R .917 | |
2420 | -.15(ve t)-.25 H 3.117(oo).15 G .616(ne greater than the maximum inde) | |
2421 | -3.117 F 3.116(xo)-.15 G 3.116(ft)-3.116 G .616(he array)-3.116 F 3.116 | |
2422 | (,s)-.65 G 3.116(on)-3.116 G -.15(eg)-3.116 G(-).15 E(ati)108 614.4 Q .3 | |
2423 | -.15(ve i)-.25 H(ndices count back from the end of the array).15 E 2.5 | |
2424 | (,a)-.65 G(nd an inde)-2.5 E 2.5(xo)-.15 G 2.5<66ad>-2.5 G 2.5(1r)-2.5 G | |
2425 | (eferences the last element.)-2.5 E .168(An array v)108 631.2 R .168 | |
0001803f CR |
2426 | (ariable is considered set if a subscript has been assigned a v)-.25 F |
2427 | 2.668(alue. The)-.25 F .168(null string is a v)2.668 F .168(alid v)-.25 | |
ac50fbac CR |
2428 | F(alue.)-.25 E .418(It is possible to obtain the k)108 648 R -.15(ey)-.1 |
2429 | G 2.918(s\().15 G .418(indices\) of an array as well as the v)-2.918 F | |
2430 | 2.917(alues. ${)-.25 F F1(!)A F2(name)A F0([)A F2(@)A F0 .417(]} and ${) | |
2431 | B F1(!)A F2(name)A F0([)A F2(*)A F0(]})A -.15(ex)108 660 S .749 | |
2432 | (pand to the indices assigned in array v).15 F(ariable)-.25 E F2(name) | |
2433 | 3.249 E F0 5.749(.T)C .75 | |
2434 | (he treatment when in double quotes is similar to)-5.749 F(the e)108 672 | |
2435 | Q(xpansion of the special parameters)-.15 E F2(@)2.5 E F0(and)2.5 E F2 | |
2436 | (*)2.5 E F0(within double quotes.)2.5 E(The)108 688.8 Q F1(unset)2.767 E | |
2437 | F0 -.2(bu)2.767 G .267(iltin is used to destro).2 F 2.767(ya)-.1 G | |
2438 | (rrays.)-2.767 E F1(unset)5.267 E F2(name)2.767 E F0([)A F2(subscript)A | |
2439 | F0 2.767(]d)C(estro)-2.767 E .267(ys the array element at inde)-.1 F(x) | |
2440 | -.15 E F2(sub-)2.766 E(script)108 700.8 Q F0 6.318(.N)C -2.25 -.15(eg a) | |
2441 | -6.318 H(ti).15 E 1.618 -.15(ve s)-.25 H 1.318(ubscripts to inde).15 F | |
2442 | -.15(xe)-.15 G 3.818(da).15 G 1.319 | |
2443 | (rrays are interpreted as described abo)-3.818 F -.15(ve)-.15 G 6.319 | |
2444 | (.C).15 G 1.319(are must be tak)-6.319 F 1.319(en to)-.1 F -.2(avo)108 | |
2445 | 712.8 S .298(id unw).2 F .298(anted side ef)-.1 F .298 | |
2446 | (fects caused by pathname e)-.25 F(xpansion.)-.15 E F1(unset)5.298 E F2 | |
2447 | (name)2.797 E F0 2.797(,w)C(here)-2.797 E F2(name)2.797 E F0 .297 | |
2448 | (is an array)2.797 F 2.797(,o)-.65 G(r)-2.797 E F1(unset)2.797 E F2 | |
2449 | (name)108 724.8 Q F0([)A F2(subscript)A F0(], where)A F2(subscript)2.5 E | |
2450 | F0(is)2.5 E F1(*)2.5 E F0(or)2.5 E F1(@)2.5 E F0 2.5(,r)C(emo)-2.5 E | |
2451 | -.15(ve)-.15 G 2.5(st).15 G(he entire array)-2.5 E(.)-.65 E | |
2452 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(18)190.95 E 0 Cg EP | |
2453 | %%Page: 19 19 | |
495aee44 CR |
2454 | %%BeginPageSetup |
2455 | BP | |
2456 | %%EndPageSetup | |
2457 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
2458 | -.35 E(The)108 84 Q/F1 10/Times-Bold@0 SF(declar)3.573 E(e)-.18 E F0(,)A |
2459 | F1(local)3.573 E F0 3.573(,a)C(nd)-3.573 E F1 -.18(re)3.573 G(adonly).18 | |
2460 | E F0 -.2(bu)3.573 G 1.073(iltins each accept a).2 F F1<ad61>3.573 E F0 | |
2461 | 1.073(option to specify an inde)3.573 F -.15(xe)-.15 G 3.574(da).15 G | |
2462 | 1.074(rray and a)-3.574 F F1<ad41>3.574 E F0 .339 | |
2463 | (option to specify an associati)108 96 R .638 -.15(ve a)-.25 H(rray).15 | |
2464 | E 5.338(.I)-.65 G 2.838(fb)-5.338 G .338(oth options are supplied,) | |
2465 | -2.838 F F1<ad41>2.838 E F0(tak)2.838 E .338(es precedence.)-.1 F(The) | |
2466 | 5.338 E F1 -.18(re)2.838 G(ad).18 E F0 -.2(bu)2.838 G(iltin).2 E .44 | |
2467 | (accepts a)108 108 R F1<ad61>2.941 E F0 .441 | |
495aee44 CR |
2468 | (option to assign a list of w)2.941 F .441 |
2469 | (ords read from the standard input to an array)-.1 F 5.441(.T)-.65 G(he) | |
ac50fbac CR |
2470 | -5.441 E F1(set)2.941 E F0(and)2.941 E F1(declar)2.941 E(e)-.18 E F0 -.2 |
2471 | (bu)108 120 S(iltins display array v).2 E(alues in a w)-.25 E | |
2472 | (ay that allo)-.1 E(ws them to be reused as assignments.)-.25 E/F2 10.95 | |
2473 | /Times-Bold@0 SF(EXP)72 136.8 Q(ANSION)-.81 E F0 .76(Expansion is perfo\ | |
2474 | rmed on the command line after it has been split into w)108 148.8 R 3.26 | |
495aee44 | 2475 | (ords. There)-.1 F .76(are se)3.26 F -.15(ve)-.25 G 3.26(nk).15 G .76 |
ac50fbac CR |
2476 | (inds of)-3.26 F -.15(ex)108 160.8 S .369(pansion performed:).15 F/F3 10 |
2477 | /Times-Italic@0 SF(br)2.869 E .369(ace e)-.15 F(xpansion)-.2 E F0(,).24 | |
2478 | E F3 .369(tilde e)2.869 F(xpansion)-.2 E F0(,).24 E F3(par)2.869 E .369 | |
2479 | (ameter and variable e)-.15 F(xpansion)-.2 E F0(,).24 E F3 .37 | |
2480 | (command sub-)2.869 F(stitution)108 172.8 Q F0(,).24 E F3(arithmetic e) | |
2481 | 2.5 E(xpansion)-.2 E F0(,).24 E F3(wor)2.5 E 2.5(ds)-.37 G(plitting)-2.5 | |
2482 | E F0 2.5(,a).22 G(nd)-2.5 E F3(pathname e)2.5 E(xpansion)-.2 E F0(.).24 | |
2483 | E .419(The order of e)108 189.6 R .419(xpansions is: brace e)-.15 F .418 | |
2484 | (xpansion; tilde e)-.15 F .418(xpansion, parameter and v)-.15 F .418 | |
2485 | (ariable e)-.25 F .418(xpansion, arithmetic)-.15 F -.15(ex)108 201.6 S | |
2486 | .195(pansion, and command substitution \(done in a left-to-right f).15 F | |
2487 | .196(ashion\); w)-.1 F .196(ord splitting; and pathname e)-.1 F(xpan-) | |
2488 | -.15 E(sion.)108 213.6 Q .257 | |
2489 | (On systems that can support it, there is an additional e)108 230.4 R | |
2490 | .257(xpansion a)-.15 F -.25(va)-.2 G(ilable:).25 E F3(pr)2.757 E .257 | |
2491 | (ocess substitution)-.45 F F0 5.257(.T)C .256(his is per)-5.257 F(-)-.2 | |
2492 | E(formed at the same time as tilde, parameter)108 242.4 Q 2.5(,v)-.4 G | |
2493 | (ariable, and arithmetic e)-2.75 E(xpansion and command substitution.) | |
2494 | -.15 E 1.486(Only brace e)108 259.2 R 1.486(xpansion, w)-.15 F 1.486 | |
2495 | (ord splitting, and pathname e)-.1 F 1.487 | |
0001803f | 2496 | (xpansion can change the number of w)-.15 F 1.487(ords of the)-.1 F -.15 |
ac50fbac | 2497 | (ex)108 271.2 S 1.165(pansion; other e).15 F 1.165(xpansions e)-.15 F |
0001803f CR |
2498 | 1.165(xpand a single w)-.15 F 1.165(ord to a single w)-.1 F 3.665 |
2499 | (ord. The)-.1 F 1.164(only e)3.665 F 1.164(xceptions to this are the) | |
ac50fbac CR |
2500 | -.15 F -.15(ex)108 283.2 S(pansions of ").15 E F1($@)A F0 2.5("a)C(nd ") |
2501 | -2.5 E F1(${)A F3(name)A F1([@]})A F0 2.5("a)C 2.5(se)-2.5 G | |
495aee44 | 2502 | (xplained abo)-2.65 E .3 -.15(ve \()-.15 H(see).15 E/F4 9/Times-Bold@0 |
ac50fbac CR |
2503 | SF -.666(PA)2.5 G(RAMETERS).666 E/F5 9/Times-Roman@0 SF(\).)A F1 |
2504 | (Brace Expansion)87 300 Q F3(Br)108.58 312 Q .606(ace e)-.15 F(xpansion) | |
2505 | -.2 E F0 .606 | |
17345e5a | 2506 | (is a mechanism by which arbitrary strings may be generated.)3.346 F |
ac50fbac CR |
2507 | .606(This mechanism is similar)5.606 F(to)108 324 Q F3 .415(pathname e) |
2508 | 2.915 F(xpansion)-.2 E F0 2.915(,b)C .415 | |
17345e5a JA |
2509 | (ut the \214lenames generated need not e)-3.115 F 2.915(xist. P)-.15 F |
2510 | .415(atterns to be brace e)-.15 F .415(xpanded tak)-.15 F 2.915(et)-.1 G | |
ac50fbac | 2511 | (he)-2.915 E .151(form of an optional)108 336 R F3(pr)2.651 E(eamble) |
17345e5a JA |
2512 | -.37 E F0 2.651(,f).18 G(ollo)-2.651 E .151 |
2513 | (wed by either a series of comma-separated strings or a sequence e)-.25 | |
ac50fbac CR |
2514 | F(xpres-)-.15 E .563(sion between a pair of braces, follo)108 348 R .563 |
2515 | (wed by an optional)-.25 F F3(postscript)3.063 E F0 5.563(.T).68 G .563 | |
2516 | (he preamble is pre\214x)-5.563 F .563(ed to each string)-.15 F .659(co\ | |
2517 | ntained within the braces, and the postscript is then appended to each \ | |
2518 | resulting string, e)108 360 R .659(xpanding left to)-.15 F(right.)108 | |
2519 | 372 Q .719(Brace e)108 388.8 R .719(xpansions may be nested.)-.15 F .719 | |
2520 | (The results of each e)5.719 F .719 | |
17345e5a | 2521 | (xpanded string are not sorted; left to right order is)-.15 F(preserv) |
ac50fbac CR |
2522 | 108 400.8 Q 2.5(ed. F)-.15 F(or e)-.15 E(xample, a)-.15 E F1({)A F0 |
2523 | (d,c,b)A F1(})A F0 2.5(ee)C(xpands into `ade ace abe'.)-2.65 E 3.242(As) | |
2524 | 108 417.6 S .742(equence e)-3.242 F .742(xpression tak)-.15 F .742 | |
2525 | (es the form)-.1 F F1({)3.242 E F3(x)A F1(..)A F3(y)A F1([..)A F3(incr)A | |
2526 | F1(]})A F0 3.242(,w)C(here)-3.242 E F3(x)3.242 E F0(and)3.243 E F3(y) | |
0001803f | 2527 | 3.243 E F0 .743(are either inte)3.243 F .743(gers or single characters,) |
ac50fbac | 2528 | -.15 F(and)108 429.6 Q F3(incr)3.032 E F0 3.032(,a)C 3.032(no)-3.032 G |
17345e5a JA |
2529 | .532(ptional increment, is an inte)-3.032 F(ger)-.15 E 5.532(.W)-.55 G |
2530 | .532(hen inte)-5.532 F .532(gers are supplied, the e)-.15 F .532 | |
0001803f | 2531 | (xpression e)-.15 F .531(xpands to each)-.15 F .077(number between)108 |
ac50fbac | 2532 | 441.6 R F3(x)2.577 E F0(and)2.577 E F3(y)2.577 E F0 2.577(,i)C(nclusi) |
0001803f | 2533 | -2.577 E -.15(ve)-.25 G 5.077(.S).15 G .077(upplied inte)-5.077 F .077 |
ac50fbac | 2534 | (gers may be pre\214x)-.15 F .077(ed with)-.15 F F3(0)2.577 E F0 .078 |
0001803f | 2535 | (to force each term to ha)2.578 F .378 -.15(ve t)-.2 H(he).15 E .015 |
ac50fbac CR |
2536 | (same width.)108 453.6 R .015(When either)5.015 F F3(x)2.515 E F0(or) |
2537 | 2.515 E F3(y)2.515 E F0(be)2.515 E .014(gins with a zero, the shell att\ | |
495aee44 | 2538 | empts to force all generated terms to contain)-.15 F 1.143 |
ac50fbac | 2539 | (the same number of digits, zero-padding where necessary)108 465.6 R |
495aee44 | 2540 | 6.143(.W)-.65 G 1.143(hen characters are supplied, the e)-6.143 F |
ac50fbac CR |
2541 | (xpression)-.15 E -.15(ex)108 477.6 S 1.064(pands to each character le) |
2542 | .15 F 1.064(xicographically between)-.15 F F3(x)3.564 E F0(and)3.564 E | |
2543 | F3(y)3.564 E F0 3.564(,i)C(nclusi)-3.564 E -.15(ve)-.25 G 3.564(,u).15 G | |
2544 | 1.064(sing the def)-3.564 F 1.064(ault C locale.)-.1 F(Note)6.064 E .983 | |
2545 | (that both)108 489.6 R F3(x)3.483 E F0(and)3.483 E F3(y)3.483 E F0 .983 | |
2546 | (must be of the same type.)3.483 F .984 | |
2547 | (When the increment is supplied, it is used as the dif)5.983 F(ference) | |
2548 | -.25 E(between each term.)108 501.6 Q(The def)5 E | |
2549 | (ault increment is 1 or -1 as appropriate.)-.1 E .582(Brace e)108 518.4 | |
495aee44 CR |
2550 | R .582(xpansion is performed before an)-.15 F 3.082(yo)-.15 G .581 |
2551 | (ther e)-3.082 F .581(xpansions, and an)-.15 F 3.081(yc)-.15 G .581 | |
0001803f | 2552 | (haracters special to other e)-3.081 F(xpansions)-.15 E .015 |
ac50fbac CR |
2553 | (are preserv)108 530.4 R .015(ed in the result.)-.15 F .015 |
2554 | (It is strictly te)5.015 F(xtual.)-.15 E F1(Bash)5.016 E F0 .016 | |
495aee44 | 2555 | (does not apply an)2.516 F 2.516(ys)-.15 G .016 |
ac50fbac | 2556 | (yntactic interpretation to the con-)-2.516 F(te)108 542.4 Q |
0001803f | 2557 | (xt of the e)-.15 E(xpansion or the te)-.15 E(xt between the braces.) |
ac50fbac CR |
2558 | -.15 E 3.633(Ac)108 559.2 S 1.133(orrectly-formed brace e)-3.633 F 1.132 |
2559 | (xpansion must contain unquoted opening and closing braces, and at leas\ | |
2560 | t one)-.15 F 3.44(unquoted comma or a v)108 571.2 R 3.441 | |
2561 | (alid sequence e)-.25 F 5.941(xpression. An)-.15 F 5.941(yi)-.15 G 3.441 | |
0001803f | 2562 | (ncorrectly formed brace e)-5.941 F 3.441(xpansion is left)-.15 F 2.755 |
ac50fbac CR |
2563 | (unchanged. A)108 583.2 R F1({)2.755 E F0(or)2.755 E F1(,)2.755 E F0 |
2564 | .255(may be quoted with a backslash to pre)2.755 F -.15(ve)-.25 G .255 | |
0001803f | 2565 | (nt its being considered part of a brace e).15 F(xpres-)-.15 E 2.91 |
ac50fbac | 2566 | (sion. T)108 595.2 R 2.91(oa)-.8 G -.2(vo)-3.11 G .41 |
0001803f | 2567 | (id con\215icts with parameter e).2 F .411(xpansion, the string)-.15 F |
ac50fbac CR |
2568 | F1(${)2.911 E F0 .411(is not considered eligible for brace e)2.911 F |
2569 | (xpan-)-.15 E(sion.)108 607.2 Q 1.476(This construct is typically used \ | |
2570 | as shorthand when the common pre\214x of the strings to be generated is) | |
2571 | 108 624 R(longer than in the abo)108 636 Q .3 -.15(ve ex)-.15 H(ample:) | |
2572 | .15 E(mkdir /usr/local/src/bash/{old,ne)144 652.8 Q -.65(w,)-.25 G | |
2573 | (dist,b).65 E(ugs})-.2 E(or)108 664.8 Q(cho)144 676.8 Q | |
0001803f | 2574 | (wn root /usr/{ucb/{e)-.25 E(x,edit},lib/{e)-.15 E(x?.?*,ho)-.15 E(w_e) |
ac50fbac | 2575 | -.25 E(x}})-.15 E .618(Brace e)108 693.6 R .618 |
17345e5a | 2576 | (xpansion introduces a slight incompatibility with historical v)-.15 F |
ac50fbac | 2577 | .618(ersions of)-.15 F F1(sh)3.118 E F0(.)A F1(sh)5.618 E F0 .618 |
0001803f | 2578 | (does not treat open-)3.118 F .248 |
ac50fbac | 2579 | (ing or closing braces specially when the)108 705.6 R 2.748(ya)-.15 G |
495aee44 | 2580 | .247(ppear as part of a w)-2.748 F .247(ord, and preserv)-.1 F .247 |
ac50fbac | 2581 | (es them in the output.)-.15 F F1(Bash)5.247 E F0(remo)108 717.6 Q -.15 |
17345e5a JA |
2582 | (ve)-.15 G 3.53(sb).15 G 1.03(races from w)-3.53 F 1.03 |
2583 | (ords as a consequence of brace e)-.1 F 3.53(xpansion. F)-.15 F 1.03 | |
ac50fbac CR |
2584 | (or e)-.15 F 1.03(xample, a w)-.15 F 1.03(ord entered to)-.1 F F1(sh) |
2585 | 3.53 E F0(as)3.53 E F3(\214le{1,2})108 729.6 Q F0 .515 | |
0001803f | 2586 | (appears identically in the output.)3.015 F .515(The same w)5.515 F .515 |
ac50fbac CR |
2587 | (ord is output as)-.1 F F3 .514(\214le1 \214le2)4.925 F F0 .514(after e) |
2588 | 3.034 F .514(xpansion by)-.15 F F1(bash)3.014 E F0(.)A(GNU Bash 4.3)72 | |
2589 | 768 Q(2014 February 2)141.79 E(19)190.95 E 0 Cg EP | |
2590 | %%Page: 20 20 | |
495aee44 CR |
2591 | %%BeginPageSetup |
2592 | BP | |
2593 | %%EndPageSetup | |
2594 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
2595 | -.35 E .436(If strict compatibility with)108 84 R/F1 10/Times-Bold@0 SF | |
2596 | (sh)2.936 E F0 .436(is desired, start)2.936 F F1(bash)2.936 E F0 .436 | |
2597 | (with the)2.936 F F1(+B)2.936 E F0 .436(option or disable brace e)2.936 | |
2598 | F .437(xpansion with the)-.15 F F1(+B)108 96 Q F0(option to the)2.5 E F1 | |
2599 | (set)2.5 E F0(command \(see)2.5 E/F2 9/Times-Bold@0 SF(SHELL B)2.5 E | |
2600 | (UIL)-.09 E(TIN COMMANDS)-.828 E F0(belo)2.25 E(w\).)-.25 E F1 -.18(Ti) | |
2601 | 87 112.8 S(lde Expansion).18 E F0 1.087(If a w)108 124.8 R 1.087(ord be) | |
2602 | -.1 F 1.087(gins with an unquoted tilde character \(`)-.15 F F1(~)A F0 | |
2603 | 1.086('\), all of the characters preceding the \214rst unquoted)B .185(\ | |
2604 | slash \(or all characters, if there is no unquoted slash\) are consider\ | |
2605 | ed a)108 136.8 R/F3 10/Times-Italic@0 SF(tilde-pr)2.685 E(e\214x)-.37 E | |
2606 | F0 5.185(.I)C 2.685(fn)-5.185 G .185(one of the characters)-2.685 F .726 | |
2607 | (in the tilde-pre\214x are quoted, the characters in the tilde-pre\214x\ | |
2608 | follo)108 148.8 R .725(wing the tilde are treated as a possible)-.25 F | |
2609 | F3(lo)108 160.8 Q .522(gin name)-.1 F F0 5.522(.I)C 3.022(ft)-5.522 G | |
2610 | .522 | |
17345e5a | 2611 | (his login name is the null string, the tilde is replaced with the v) |
495aee44 CR |
2612 | -3.022 F .523(alue of the shell parameter)-.25 F F2(HOME)108 172.8 Q/F4 |
2613 | 9/Times-Roman@0 SF(.)A F0(If)4.787 E F2(HOME)2.787 E F0 .287 | |
0001803f CR |
2614 | (is unset, the home directory of the user e)2.537 F -.15(xe)-.15 G .286 |
2615 | (cuting the shell is substituted instead.).15 F(Other)5.286 E(-)-.2 E(w\ | |
17345e5a | 2616 | ise, the tilde-pre\214x is replaced with the home directory associated \ |
495aee44 CR |
2617 | with the speci\214ed login name.)108 184.8 Q .092 |
2618 | (If the tilde-pre\214x is a `~+', the v)108 201.6 R .092 | |
2619 | (alue of the shell v)-.25 F(ariable)-.25 E F2(PWD)2.592 E F0 .092 | |
0001803f | 2620 | (replaces the tilde-pre\214x.)2.342 F .093(If the tilde-pre\214x is) |
495aee44 CR |
2621 | 5.093 F 3.404(a`)108 213.6 S .904(~\255', the v)-3.404 F .904 |
2622 | (alue of the shell v)-.25 F(ariable)-.25 E F2(OLDPWD)3.404 E F4(,)A F0 | |
0001803f CR |
2623 | .904(if it is set, is substituted.)3.154 F .903(If the characters follo) |
2624 | 5.903 F .903(wing the)-.25 F 1.641 | |
495aee44 | 2625 | (tilde in the tilde-pre\214x consist of a number)108 225.6 R F3(N)4.141 |
0001803f CR |
2626 | E F0 4.142(,o)C 1.642(ptionally pre\214x)-4.142 F 1.642 |
2627 | (ed by a `+' or a `\255', the tilde-pre\214x is)-.15 F 1.438(replaced w\ | |
17345e5a | 2628 | ith the corresponding element from the directory stack, as it w)108 |
495aee44 CR |
2629 | 237.6 R 1.437(ould be displayed by the)-.1 F F1(dirs)3.937 E F0 -.2(bu) |
2630 | 108 249.6 S .454(iltin in).2 F -.2(vo)-.4 G -.1(ke).2 G 2.954(dw).1 G | |
0001803f CR |
2631 | .454(ith the tilde-pre\214x as an ar)-2.954 F 2.954(gument. If)-.18 F |
2632 | .454(the characters follo)2.954 F .455 | |
17345e5a JA |
2633 | (wing the tilde in the tilde-pre\214x)-.25 F |
2634 | (consist of a number without a leading `+' or `\255', `+' is assumed.) | |
495aee44 | 2635 | 108 261.6 Q(If the login name is in)108 278.4 Q -.25(va)-.4 G |
17345e5a | 2636 | (lid, or the tilde e).25 E(xpansion f)-.15 E(ails, the w)-.1 E |
495aee44 | 2637 | (ord is unchanged.)-.1 E .167(Each v)108 295.2 R .167 |
17345e5a | 2638 | (ariable assignment is check)-.25 F .167(ed for unquoted tilde-pre\214x) |
495aee44 CR |
2639 | -.1 F .167(es immediately follo)-.15 F .167(wing a)-.25 F F1(:)2.667 E |
2640 | F0 .167(or the \214rst)2.667 F F1(=)2.666 E F0 5.166(.I)C(n)-5.166 E | |
ac50fbac CR |
2641 | .467(these cases, tilde e)108 307.2 R .467(xpansion is also performed.) |
2642 | -.15 F(Consequently)5.467 E 2.967(,o)-.65 G .468 | |
2643 | (ne may use \214lenames with tildes in assign-)-2.967 F(ments to)108 | |
495aee44 CR |
2644 | 319.2 Q F2 -.666(PA)2.5 G(TH)-.189 E F4(,)A F2(MAILP)2.25 E -.855(AT) |
2645 | -.666 G(H).855 E F4(,)A F0(and)2.25 E F2(CDP)2.5 E -.855(AT)-.666 G(H) | |
0001803f | 2646 | .855 E F4(,)A F0(and the shell assigns the e)2.25 E(xpanded v)-.15 E |
495aee44 CR |
2647 | (alue.)-.25 E F1 -.1(Pa)87 336 S(rameter Expansion).1 E F0 1.606(The `) |
2648 | 108 348 R F1($)A F0 4.106('c)C 1.606(haracter introduces parameter e) | |
0001803f | 2649 | -4.106 F 1.605(xpansion, command substitution, or arithmetic e)-.15 F |
495aee44 | 2650 | 4.105(xpansion. The)-.15 F .406(parameter name or symbol to be e)108 360 |
0001803f CR |
2651 | R .407(xpanded may be enclosed in braces, which are optional b)-.15 F |
2652 | .407(ut serv)-.2 F 2.907(et)-.15 G 2.907(op)-2.907 G(ro-)-2.907 E .033 | |
495aee44 | 2653 | (tect the v)108 372 R .033(ariable to be e)-.25 F .033 |
0001803f | 2654 | (xpanded from characters immediately follo)-.15 F .032 |
495aee44 | 2655 | (wing it which could be interpreted as part)-.25 F(of the name.)108 384 |
0001803f | 2656 | Q 1.189 |
17345e5a | 2657 | (When braces are used, the matching ending brace is the \214rst `)108 |
495aee44 | 2658 | 400.8 R F1(})A F0 3.69('n)C 1.19(ot escaped by a backslash or within a) |
0001803f | 2659 | -3.69 F 2.15(quoted string, and not within an embedded arithmetic e)108 |
495aee44 CR |
2660 | 412.8 R 2.15(xpansion, command substitution, or parameter)-.15 F -.15 |
2661 | (ex)108 424.8 S(pansion.).15 E(${)108 441.6 Q F3(par)A(ameter)-.15 E F0 | |
2662 | (})A 1.204(The v)144 453.6 R 1.204(alue of)-.25 F F3(par)3.704 E(ameter) | |
2663 | -.15 E F0 1.204(is substituted.)3.704 F 1.204 | |
2664 | (The braces are required when)6.204 F F3(par)4.955 E(ameter)-.15 E F0 | |
2665 | 1.205(is a positional)4.435 F .264 | |
2666 | (parameter with more than one digit, or when)144 465.6 R F3(par)4.014 E | |
2667 | (ameter)-.15 E F0 .264(is follo)3.494 F .264 | |
ac50fbac CR |
2668 | (wed by a character which is not to)-.25 F 2.676 |
2669 | (be interpreted as part of its name.)144 477.6 R(The)7.677 E F3(par) | |
2670 | 5.177 E(ameter)-.15 E F0 2.677(is a shell parameter as described abo) | |
2671 | 5.177 F -.15(ve)-.15 G F1 -.74(PA)144 489.6 S(RAMETERS).74 E F0 2.5(\)o) | |
2672 | C 2.5(ra)-2.5 G 2.5(na)-2.5 G(rray reference \()-2.5 E F1(Arrays)A F0 | |
2673 | (\).)A .816(If the \214rst character of)108 506.4 R F3(par)3.316 E | |
2674 | (ameter)-.15 E F0 .816(is an e)3.316 F .816(xclamation point \()-.15 F | |
2675 | F1(!)A F0 .816(\), it introduces a le)B -.15(ve)-.25 G 3.316(lo).15 G | |
2676 | 3.315(fv)-3.316 G .815(ariable indirection.)-3.565 F F1(Bash)108 518.4 Q | |
2677 | F0 .106(uses the v)2.606 F .106(alue of the v)-.25 F .106 | |
495aee44 | 2678 | (ariable formed from the rest of)-.25 F F3(par)2.606 E(ameter)-.15 E F0 |
0001803f | 2679 | .106(as the name of the v)2.606 F .106(ariable; this v)-.25 F(ari-)-.25 |
ac50fbac | 2680 | E .352(able is then e)108 530.4 R .352(xpanded and that v)-.15 F .351 |
0001803f | 2681 | (alue is used in the rest of the substitution, rather than the v)-.25 F |
ac50fbac CR |
2682 | .351(alue of)-.25 F F3(par)2.851 E(ame-)-.15 E(ter)108 542.4 Q F0 2.519 |
2683 | (itself. This)2.519 F .019(is kno)2.519 F .019(wn as)-.25 F F3(indir) | |
2684 | 2.519 E .019(ect e)-.37 F(xpansion)-.2 E F0 5.019(.T)C .019(he e)-5.019 | |
2685 | F .02(xceptions to this are the e)-.15 F .02(xpansions of ${)-.15 F F1 | |
2686 | (!)A F3(pr)A(e\214x)-.37 E F1(*)A F0 2.52(}a)C(nd)-2.52 E(${)108 554.4 Q | |
2687 | F1(!)A F3(name)A F0([)A F3(@)A F0 .763(]} described belo)B 4.563 -.65 | |
495aee44 CR |
2688 | (w. T)-.25 H .763(he e).65 F .763 |
2689 | (xclamation point must immediately follo)-.15 F 3.263(wt)-.25 G .763 | |
ac50fbac CR |
2690 | (he left brace in order to)-3.263 F(introduce indirection.)108 566.4 Q |
2691 | .334(In each of the cases belo)108 583.2 R -.65(w,)-.25 G F3(wor)3.484 E | |
495aee44 | 2692 | (d)-.37 E F0 .334(is subject to tilde e)2.834 F .334 |
0001803f | 2693 | (xpansion, parameter e)-.15 F .334(xpansion, command substitution,)-.15 |
ac50fbac CR |
2694 | F(and arithmetic e)108 595.2 Q(xpansion.)-.15 E 1.09 |
2695 | (When not performing substring e)108 612 R 1.089 | |
2696 | (xpansion, using the forms documented belo)-.15 F 3.589(w\()-.25 G | |
2697 | (e.g.,)-3.589 E F1(:-)3.589 E F0(\),)A F1(bash)3.589 E F0 1.089 | |
2698 | (tests for a)3.589 F(parameter that is unset or null.)108 624 Q(Omittin\ | |
2699 | g the colon results in a test only for a parameter that is unset.)5 E | |
2700 | (${)108 640.8 Q F3(par)A(ameter)-.15 E F1<3aad>A F3(wor)A(d)-.37 E F0(}) | |
2701 | A F1 .722(Use Default V)144 652.8 R(alues)-.92 E F0 5.722(.I)C(f)-5.722 | |
2702 | E F3(par)4.472 E(ameter)-.15 E F0 .723(is unset or null, the e)3.952 F | |
2703 | .723(xpansion of)-.15 F F3(wor)3.563 E(d)-.37 E F0 .723(is substituted.) | |
2704 | 3.993 F(Other)5.723 E(-)-.2 E(wise, the v)144 664.8 Q(alue of)-.25 E F3 | |
2705 | (par)3.75 E(ameter)-.15 E F0(is substituted.)3.23 E(${)108 676.8 Q F3 | |
2706 | (par)A(ameter)-.15 E F1(:=)A F3(wor)A(d)-.37 E F0(})A F1 2.005 | |
2707 | (Assign Default V)144 688.8 R(alues)-.92 E F0 7.005(.I)C(f)-7.005 E F3 | |
2708 | (par)5.755 E(ameter)-.15 E F0 2.005(is unset or null, the e)5.235 F | |
2709 | 2.004(xpansion of)-.15 F F3(wor)4.844 E(d)-.37 E F0 2.004 | |
2710 | (is assigned to)5.274 F F3(par)144 700.8 Q(ameter)-.15 E F0 5.278(.T).73 | |
2711 | G .278(he v)-5.278 F .278(alue of)-.25 F F3(par)4.028 E(ameter)-.15 E F0 | |
2712 | .278(is then substituted.)3.508 F .279 | |
17345e5a | 2713 | (Positional parameters and special param-)5.278 F |
ac50fbac CR |
2714 | (eters may not be assigned to in this w)144 712.8 Q(ay)-.1 E(.)-.65 E |
2715 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(20)190.95 E 0 Cg EP | |
2716 | %%Page: 21 21 | |
0001803f CR |
2717 | %%BeginPageSetup |
2718 | BP | |
2719 | %%EndPageSetup | |
2720 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
495aee44 CR |
2721 | -.35 E(${)108 84 Q/F1 10/Times-Italic@0 SF(par)A(ameter)-.15 E/F2 10 |
2722 | /Times-Bold@0 SF(:?)A F1(wor)A(d)-.37 E F0(})A F2 .535(Display Err)144 | |
2723 | 96 R .535(or if Null or Unset)-.18 F F0 5.535(.I)C(f)-5.535 E F1(par) | |
2724 | 4.285 E(ameter)-.15 E F0 .535(is null or unset, the e)3.765 F .535 | |
2725 | (xpansion of)-.15 F F1(wor)3.035 E(d)-.37 E F0 .535(\(or a mes-)3.035 F | |
ac50fbac CR |
2726 | .661(sage to that ef)144 108 R .661(fect if)-.25 F F1(wor)3.501 E(d)-.37 |
2727 | E F0 .662(is not present\) is written to the standard error and the she\ | |
2728 | ll, if it is not)3.931 F(interacti)144 120 Q -.15(ve)-.25 G 2.5(,e).15 G | |
495aee44 CR |
2729 | 2.5(xits. Otherwise,)-2.65 F(the v)2.5 E(alue of)-.25 E F1(par)2.5 E |
2730 | (ameter)-.15 E F0(is substituted.)2.5 E(${)108 132 Q F1(par)A(ameter) | |
2731 | -.15 E F2(:+)A F1(wor)A(d)-.37 E F0(})A F2 .745(Use Alter)144 144 R .745 | |
2732 | (nate V)-.15 F(alue)-.92 E F0 5.745(.I)C(f)-5.745 E F1(par)4.495 E | |
2733 | (ameter)-.15 E F0 .745 | |
2734 | (is null or unset, nothing is substituted, otherwise the e)3.975 F | |
2735 | (xpan-)-.15 E(sion of)144 156 Q F1(wor)2.84 E(d)-.37 E F0 | |
2736 | (is substituted.)3.27 E(${)108 168 Q F1(par)A(ameter)-.15 E F2(:)A F1 | |
2737 | (of)A(fset)-.18 E F0(})A(${)108 180 Q F1(par)A(ameter)-.15 E F2(:)A F1 | |
ac50fbac CR |
2738 | (of)A(fset)-.18 E F2(:)A F1(length)A F0(})A F2 .002(Substring Expansion) |
2739 | 144 192 R F0 5.002(.E)C .002(xpands to up to)-5.002 F F1(length)2.502 E | |
2740 | F0 .002(characters of the v)2.502 F .002(alue of)-.25 F F1(par)2.502 E | |
2741 | (ameter)-.15 E F0 .002(starting at the)2.502 F 1.082 | |
2742 | (character speci\214ed by)144 204 R F1(of)3.582 E(fset)-.18 E F0 6.082 | |
2743 | (.I)C(f)-6.082 E F1(par)3.582 E(ameter)-.15 E F0(is)3.582 E F2(@)3.582 E | |
2744 | F0 3.582(,a)C 3.582(ni)-3.582 G(nde)-3.582 E -.15(xe)-.15 G 3.582(da).15 | |
2745 | G 1.082(rray subscripted by)-3.582 F F2(@)3.582 E F0(or)3.581 E F2(*) | |
2746 | 3.581 E F0 3.581(,o)C 3.581(ra)-3.581 G(n)-3.581 E(associati)144 216 Q | |
2747 | 1.022 -.15(ve a)-.25 H .722(rray name, the results dif).15 F .722 | |
2748 | (fer as described belo)-.25 F 4.522 -.65(w. I)-.25 H(f).65 E F1(length) | |
2749 | 3.222 E F0 .722(is omitted, e)3.222 F .722(xpands to the)-.15 F .043 | |
2750 | (substring of the v)144 228 R .043(alue of)-.25 F F1(par)2.543 E(ameter) | |
2751 | -.15 E F0 .042(starting at the character speci\214ed by)2.543 F F1(of) | |
2752 | 2.542 E(fset)-.18 E F0 .042(and e)2.542 F .042(xtending to the)-.15 F | |
2753 | .846(end of the v)144 240 R(alue.)-.25 E F1(length)5.846 E F0(and)3.346 | |
2754 | E F1(of)3.346 E(fset)-.18 E F0 .846(are arithmetic e)3.346 F .847 | |
2755 | (xpressions \(see)-.15 F/F3 9/Times-Bold@0 SF .847(ARITHMETIC EV)3.347 F | |
2756 | (ALU)-1.215 E -.855(AT)-.54 G(ION).855 E F0(belo)144 252 Q(w\).)-.25 E | |
2757 | (If)144 276 Q F1(of)3.029 E(fset)-.18 E F0 -.25(eva)3.029 G .529 | |
2758 | (luates to a number less than zero, the v).25 F .529 | |
2759 | (alue is used as an of)-.25 F .529(fset in characters from the)-.25 F | |
2760 | .045(end of the v)144 288 R .045(alue of)-.25 F F1(par)2.546 E(ameter) | |
2761 | -.15 E F0 5.046(.I)C(f)-5.046 E F1(length)2.546 E F0 -.25(eva)2.546 G | |
2762 | .046(luates to a number less than zero, it is interpreted as an).25 F | |
2763 | (of)144 300 Q .203(fset in characters from the end of the v)-.25 F .202 | |
2764 | (alue of)-.25 F F1(par)2.702 E(ameter)-.15 E F0 .202 | |
2765 | (rather than a number of characters, and)2.702 F .557(the e)144 312 R | |
2766 | .557(xpansion is the characters between)-.15 F F1(of)3.057 E(fset)-.18 E | |
2767 | F0 .557(and that result.)3.057 F .558(Note that a ne)5.558 F -.05(ga) | |
2768 | -.15 G(ti).05 E .858 -.15(ve o)-.25 H -.25(ff).15 G .558(set must be).25 | |
2769 | F(separated from the colon by at least one space to a)144 324 Q -.2(vo) | |
2770 | -.2 G(id being confused with the).2 E F2(:-)2.5 E F0 -.15(ex)2.5 G | |
2771 | (pansion.).15 E(If)144 348 Q F1(par)2.959 E(ameter)-.15 E F0(is)2.959 E | |
2772 | F2(@)2.959 E F0 2.959(,t)C .459(he result is)-2.959 F F1(length)2.959 E | |
2773 | F0 .459(positional parameters be)2.959 F .458(ginning at)-.15 F F1(of) | |
2774 | 2.958 E(fset)-.18 E F0 5.458(.A)C(ne)-2.5 E -.05(ga)-.15 G(ti).05 E -.15 | |
2775 | (ve)-.25 G F1(of)3.108 E(fset)-.18 E F0 .095(is tak)144 360 R .095 | |
2776 | (en relati)-.1 F .396 -.15(ve t)-.25 H 2.596(oo).15 G .096 | |
2777 | (ne greater than the greatest positional parameter)-2.596 F 2.596(,s)-.4 | |
2778 | G 2.596(oa)-2.596 G 2.596(no)-2.596 G -.25(ff)-2.596 G .096(set of -1 e) | |
2779 | .25 F -.25(va)-.25 G .096(luates to).25 F 1.322 | |
2780 | (the last positional parameter)144 372 R 6.322(.I)-.55 G 3.822(ti)-6.322 | |
2781 | G 3.822(sa)-3.822 G 3.822(ne)-3.822 G 1.322(xpansion error if)-3.972 F | |
2782 | F1(length)3.822 E F0 -.25(eva)3.822 G 1.322 | |
2783 | (luates to a number less than).25 F(zero.)144 384 Q(If)144 408 Q F1(par) | |
2784 | 3.013 E(ameter)-.15 E F0 .514(is an inde)3.013 F -.15(xe)-.15 G 3.014 | |
2785 | (da).15 G .514(rray name subscripted by @ or *, the result is the)-3.014 | |
2786 | F F1(length)3.014 E F0 .514(members of)3.014 F 1.082(the array be)144 | |
2787 | 420 R 1.082(ginning with ${)-.15 F F1(par)A(ameter)-.15 E F0([)A F1(of)A | |
2788 | (fset)-.18 E F0 3.582(]}. A)B(ne)3.582 E -.05(ga)-.15 G(ti).05 E -.15 | |
2789 | (ve)-.25 G F1(of)3.732 E(fset)-.18 E F0 1.081(is tak)3.581 F 1.081 | |
2790 | (en relati)-.1 F 1.381 -.15(ve t)-.25 H 3.581(oo).15 G 1.081(ne greater) | |
2791 | -3.581 F 1.079(than the maximum inde)144 432 R 3.579(xo)-.15 G 3.579(ft) | |
2792 | -3.579 G 1.079(he speci\214ed array)-3.579 F 6.079(.I)-.65 G 3.579(ti) | |
2793 | -6.079 G 3.579(sa)-3.579 G 3.58(ne)-3.579 G 1.08(xpansion error if)-3.73 | |
2794 | F F1(length)3.58 E F0 -.25(eva)3.58 G 1.08(luates to a).25 F | |
2795 | (number less than zero.)144 444 Q(Substring e)144 468 Q | |
2796 | (xpansion applied to an associati)-.15 E .3 -.15(ve a)-.25 H | |
2797 | (rray produces unde\214ned results.).15 E 1.931(Substring inde)144 492 R | |
2798 | 1.931(xing is zero-based unless the positional parameters are used, in \ | |
2799 | which case the)-.15 F(inde)144 504 Q .306(xing starts at 1 by def)-.15 F | |
2800 | 2.806(ault. If)-.1 F F1(of)2.807 E(fset)-.18 E F0 .307 | |
2801 | (is 0, and the positional parameters are used,)2.807 F F2($0)2.807 E F0 | |
2802 | .307(is pre\214x)2.807 F(ed)-.15 E(to the list.)144 516 Q(${)108 532.8 Q | |
2803 | F2(!)A F1(pr)A(e\214x)-.37 E F2(*)A F0(})A(${)108 544.8 Q F2(!)A F1(pr)A | |
2804 | (e\214x)-.37 E F2(@)A F0(})A F2 .085(Names matching pr)144 556.8 R | |
2805 | (e\214x)-.18 E F0 5.085(.E)C .084(xpands to the names of v)-5.085 F .084 | |
495aee44 CR |
2806 | (ariables whose names be)-.25 F .084(gin with)-.15 F F1(pr)2.584 E |
2807 | (e\214x)-.37 E F0 2.584(,s)C(epa-)-2.584 E .257 | |
ac50fbac | 2808 | (rated by the \214rst character of the)144 568.8 R F3(IFS)2.757 E F0 |
495aee44 CR |
2809 | .257(special v)2.507 F 2.757(ariable. When)-.25 F F1(@)2.758 E F0 .258 |
2810 | (is used and the e)2.758 F .258(xpansion appears)-.15 F | |
ac50fbac CR |
2811 | (within double quotes, each v)144 580.8 Q(ariable name e)-.25 E |
2812 | (xpands to a separate w)-.15 E(ord.)-.1 E(${)108 597.6 Q F2(!)A F1(name) | |
2813 | A F0([)A F1(@)A F0(]})A(${)108 609.6 Q F2(!)A F1(name)A F0([)A F1(*)A F0 | |
2814 | (]})A F2 2.036(List of array k)144 621.6 R(eys)-.1 E F0 7.036(.I)C(f) | |
495aee44 CR |
2815 | -7.036 E F1(name)4.536 E F0 2.036(is an array v)4.536 F 2.036 |
2816 | (ariable, e)-.25 F 2.036(xpands to the list of array indices \(k)-.15 F | |
ac50fbac | 2817 | -.15(ey)-.1 G(s\)).15 E .595(assigned in)144 633.6 R F1(name)3.095 E F0 |
495aee44 CR |
2818 | 5.595(.I)C(f)-5.595 E F1(name)3.095 E F0 .595(is not an array)3.095 F |
2819 | 3.095(,e)-.65 G .595(xpands to 0 if)-3.245 F F1(name)3.095 E F0 .596 | |
ac50fbac | 2820 | (is set and null otherwise.)3.095 F(When)5.596 E F1(@)144 645.6 Q F0 |
495aee44 CR |
2821 | (is used and the e)2.5 E(xpansion appears within double quotes, each k) |
2822 | -.15 E .3 -.15(ey ex)-.1 H(pands to a separate w).15 E(ord.)-.1 E(${)108 | |
ac50fbac | 2823 | 662.4 Q F2(#)A F1(par)A(ameter)-.15 E F0(})A F2 -.1(Pa)144 674.4 S .471 |
495aee44 CR |
2824 | (rameter length).1 F F0 5.471(.T)C .471 |
2825 | (he length in characters of the v)-5.471 F .471(alue of)-.25 F F1(par) | |
2826 | 2.971 E(ameter)-.15 E F0 .47(is substituted.)2.97 F(If)5.47 E F1(par) | |
ac50fbac | 2827 | 4.22 E(ame-)-.15 E(ter)144 686.4 Q F0(is)4.438 E F2(*)3.708 E F0(or) |
495aee44 | 2828 | 3.708 E F2(@)3.708 E F0 3.708(,t)C 1.208(he v)-3.708 F 1.208 |
17345e5a | 2829 | (alue substituted is the number of positional parameters.)-.25 F(If) |
ac50fbac CR |
2830 | 6.209 E F1(par)4.959 E(ameter)-.15 E F0 1.209(is an)4.439 F .349 |
2831 | (array name subscripted by)144 698.4 R F2(*)2.849 E F0(or)2.849 E F2(@) | |
2832 | 2.849 E F0 2.849(,t)C .349(he v)-2.849 F .349 | |
2833 | (alue substituted is the number of elements in the array)-.25 F 5.348 | |
2834 | (.I)-.65 G(f)-5.348 E F1(par)145.25 710.4 Q(ameter)-.15 E F0 .455 | |
2835 | (is an inde)3.685 F -.15(xe)-.15 G 2.955(da).15 G .456 | |
2836 | (rray name subscripted by a ne)-2.955 F -.05(ga)-.15 G(ti).05 E .756 | |
2837 | -.15(ve n)-.25 H(umber).15 E 2.956(,t)-.4 G .456 | |
2838 | (hat number is interpreted)-2.956 F .973(as relati)144 722.4 R 1.273 | |
2839 | -.15(ve t)-.25 H 3.473(oo).15 G .973(ne greater than the maximum inde) | |
2840 | -3.473 F 3.473(xo)-.15 G(f)-3.473 E F1(par)3.473 E(ameter)-.15 E F0 | |
2841 | 3.472(,s)C 3.472(on)-3.472 G -2.25 -.15(eg a)-3.472 H(ti).15 E 1.272 | |
2842 | -.15(ve i)-.25 H .972(ndices count back).15 F(GNU Bash 4.3)72 768 Q | |
2843 | (2014 February 2)141.79 E(21)190.95 E 0 Cg EP | |
2844 | %%Page: 22 22 | |
2845 | %%BeginPageSetup | |
2846 | BP | |
2847 | %%EndPageSetup | |
2848 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
2849 | -.35 E(from the end of the array)144 84 Q 2.5(,a)-.65 G(nd an inde)-2.5 | |
2850 | E 2.5(xo)-.15 G 2.5<66ad>-2.5 G 2.5(1r)-2.5 G | |
2851 | (eferences the last element.)-2.5 E(${)108 100.8 Q/F1 10/Times-Italic@0 | |
2852 | SF(par)A(ameter)-.15 E/F2 10/Times-Bold@0 SF(#)A F1(wor)A(d)-.37 E F0(}) | |
2853 | A(${)108 112.8 Q F1(par)A(ameter)-.15 E F2(##)A F1(wor)A(d)-.37 E F0(})A | |
2854 | F2(Remo)144 124.8 Q 1.396 -.1(ve m)-.1 H 1.196(atching pr).1 F 1.196 | |
495aee44 CR |
2855 | (e\214x patter)-.18 F(n)-.15 E F0 6.196(.T)C(he)-6.196 E F1(wor)4.036 E |
2856 | (d)-.37 E F0 1.196(is e)4.466 F 1.196 | |
ac50fbac CR |
2857 | (xpanded to produce a pattern just as in path-)-.15 F .152(name e)144 |
2858 | 136.8 R 2.652(xpansion. If)-.15 F .152(the pattern matches the be)2.652 | |
17345e5a | 2859 | F .152(ginning of the v)-.15 F .152(alue of)-.25 F F1(par)2.652 E |
ac50fbac CR |
2860 | (ameter)-.15 E F0 2.652(,t).73 G .151(hen the result of)-2.652 F 1.4 |
2861 | (the e)144 148.8 R 1.4(xpansion is the e)-.15 F 1.4(xpanded v)-.15 F 1.4 | |
17345e5a JA |
2862 | (alue of)-.25 F F1(par)5.15 E(ameter)-.15 E F0 1.4 |
2863 | (with the shortest matching pattern \(the `)4.63 F(`)-.74 E F2(#)A F0 | |
ac50fbac | 2864 | -.74('')C .281(case\) or the longest matching pattern \(the `)144 160.8 |
17345e5a JA |
2865 | R(`)-.74 E F2(##)A F0 1.761 -.74('' c)D .281(ase\) deleted.).74 F(If) |
2866 | 5.281 E F1(par)4.031 E(ameter)-.15 E F0(is)3.511 E F2(@)2.781 E F0(or) | |
ac50fbac CR |
2867 | 2.781 E F2(*)2.781 E F0 2.781(,t)C .281(he pattern)-2.781 F(remo)144 |
2868 | 172.8 Q -.25(va)-.15 G 3.274(lo).25 G .774 | |
17345e5a | 2869 | (peration is applied to each positional parameter in turn, and the e) |
ac50fbac CR |
2870 | -3.274 F .774(xpansion is the resul-)-.15 F .402(tant list.)144 184.8 R |
2871 | (If)5.402 E F1(par)4.152 E(ameter)-.15 E F0 .401(is an array v)3.632 F | |
17345e5a | 2872 | .401(ariable subscripted with)-.25 F F2(@)2.901 E F0(or)2.901 E F2(*) |
ac50fbac CR |
2873 | 2.901 E F0 2.901(,t)C .401(he pattern remo)-2.901 F -.25(va)-.15 G 2.901 |
2874 | (lo).25 G(peration)-2.901 E | |
2875 | (is applied to each member of the array in turn, and the e)144 196.8 Q | |
2876 | (xpansion is the resultant list.)-.15 E(${)108 213.6 Q F1(par)A(ameter) | |
2877 | -.15 E F2(%)A F1(wor)A(d)-.37 E F0(})A(${)108 225.6 Q F1(par)A(ameter) | |
2878 | -.15 E F2(%%)A F1(wor)A(d)-.37 E F0(})A F2(Remo)144 237.6 Q .346 -.1 | |
2879 | (ve m)-.1 H .146(atching suf\214x patter).1 F(n)-.15 E F0 5.146(.T)C(he) | |
2880 | -5.146 E F1(wor)2.646 E(d)-.37 E F0 .147(is e)2.647 F .147 | |
2881 | (xpanded to produce a pattern just as in pathname)-.15 F -.15(ex)144 | |
2882 | 249.6 S 3.088(pansion. If).15 F .588 | |
17345e5a JA |
2883 | (the pattern matches a trailing portion of the e)3.088 F .588(xpanded v) |
2884 | -.15 F .588(alue of)-.25 F F1(par)3.088 E(ameter)-.15 E F0 3.088(,t).73 | |
ac50fbac | 2885 | G .588(hen the)-3.088 F .226(result of the e)144 261.6 R .226 |
17345e5a JA |
2886 | (xpansion is the e)-.15 F .226(xpanded v)-.15 F .226(alue of)-.25 F F1 |
2887 | (par)3.976 E(ameter)-.15 E F0 .226 | |
ac50fbac CR |
2888 | (with the shortest matching pattern \(the)3.456 F -.74(``)144 273.6 S F2 |
2889 | (%).74 E F0 1.522 -.74('' c)D .042 | |
2890 | (ase\) or the longest matching pattern \(the `).74 F(`)-.74 E F2(%%)A F0 | |
2891 | 1.522 -.74('' c)D .042(ase\) deleted.).74 F(If)5.042 E F1(par)3.792 E | |
2892 | (ameter)-.15 E F0(is)3.272 E F2(@)2.541 E F0(or)2.541 E F2(*)2.541 E F0 | |
2893 | 2.541(,t)C(he)-2.541 E .44(pattern remo)144 285.6 R -.25(va)-.15 G 2.94 | |
2894 | (lo).25 G .441 | |
2895 | (peration is applied to each positional parameter in turn, and the e) | |
2896 | -2.94 F .441(xpansion is the)-.15 F .241(resultant list.)144 297.6 R(If) | |
2897 | 5.241 E F1(par)3.991 E(ameter)-.15 E F0 .241(is an array v)3.471 F .241 | |
2898 | (ariable subscripted with)-.25 F F2(@)2.741 E F0(or)2.74 E F2(*)2.74 E | |
2899 | F0 2.74(,t)C .24(he pattern remo)-2.74 F -.25(va)-.15 G 2.74(lo).25 G | |
2900 | (per)-2.74 E(-)-.2 E | |
2901 | (ation is applied to each member of the array in turn, and the e)144 | |
2902 | 309.6 Q(xpansion is the resultant list.)-.15 E(${)108 326.4 Q F1(par)A | |
2903 | (ameter)-.15 E F2(/)A F1(pattern)A F2(/)A F1(string)A F0(})A F2 -.1(Pa) | |
2904 | 144 338.4 S(tter).1 E 3.606(ns)-.15 G(ubstitution)-3.606 E F0 6.106(.T)C | |
2905 | (he)-6.106 E F1(pattern)3.606 E F0 1.106(is e)3.606 F 1.107 | |
2906 | (xpanded to produce a pattern just as in pathname e)-.15 F(xpan-)-.15 E | |
2907 | (sion.)144 350.4 Q F1 -.8(Pa)6.034 G -.15(ra).8 G(meter).15 E F0 1.034 | |
2908 | (is e)3.534 F 1.033(xpanded and the longest match of)-.15 F F1(pattern) | |
2909 | 3.533 E F0(ag)3.533 E 1.033(ainst its v)-.05 F 1.033 | |
2910 | (alue is replaced with)-.25 F F1(string)144 362.4 Q F0 5.16(.I)C(f)-5.16 | |
2911 | E F1(pattern)2.66 E F0(be)2.66 E .16(gins with)-.15 F F2(/)2.66 E F0 | |
2912 | 2.66(,a)C .161(ll matches of)-2.66 F F1(pattern)2.661 E F0 .161 | |
2913 | (are replaced with)2.661 F F1(string)2.661 E F0 5.161(.N)C .161 | |
2914 | (ormally only the)-5.161 F .807(\214rst match is replaced.)144 374.4 R | |
2915 | (If)5.807 E F1(pattern)3.307 E F0(be)3.307 E .807(gins with)-.15 F F2(#) | |
2916 | 3.307 E F0 3.306(,i)C 3.306(tm)-3.306 G .806(ust match at the be)-3.306 | |
2917 | F .806(ginning of the e)-.15 F(xpanded)-.15 E -.25(va)144 386.4 S .62 | |
2918 | (lue of).25 F F1(par)3.12 E(ameter)-.15 E F0 5.62(.I)C(f)-5.62 E F1 | |
2919 | (pattern)3.12 E F0(be)3.12 E .62(gins with)-.15 F F2(%)3.12 E F0 3.12 | |
2920 | (,i)C 3.121(tm)-3.12 G .621(ust match at the end of the e)-3.121 F .621 | |
2921 | (xpanded v)-.15 F .621(alue of)-.25 F F1(par)144 398.4 Q(ameter)-.15 E | |
2922 | F0 6.254(.I)C(f)-6.254 E F1(string)3.754 E F0 1.253(is null, matches of) | |
2923 | 3.753 F F1(pattern)3.753 E F0 1.253(are deleted and the)3.753 F F2(/) | |
2924 | 3.753 E F0(follo)3.753 E(wing)-.25 E F1(pattern)3.753 E F0 1.253(may be) | |
2925 | 3.753 F 2.678(omitted. If)144 410.4 R F1(par)3.928 E(ameter)-.15 E F0 | |
2926 | (is)3.408 E F2(@)2.678 E F0(or)2.678 E F2(*)2.679 E F0 2.679(,t)C .179 | |
2927 | (he substitution operation is applied to each positional parameter) | |
2928 | -2.679 F .619(in turn, and the e)144 422.4 R .619 | |
2929 | (xpansion is the resultant list.)-.15 F(If)5.619 E F1(par)4.369 E | |
2930 | (ameter)-.15 E F0 .618(is an array v)3.849 F .618 | |
2931 | (ariable subscripted with)-.25 F F2(@)144 434.4 Q F0(or)3.223 E F2(*) | |
2932 | 3.223 E F0 3.223(,t)C .723(he substitution operation is applied to each\ | |
2933 | member of the array in turn, and the e)-3.223 F(xpan-)-.15 E | |
2934 | (sion is the resultant list.)144 446.4 Q(${)108 463.2 Q F1(par)A(ameter) | |
2935 | -.15 E F2(^)A F1(pattern)A F0(})A(${)108 475.2 Q F1(par)A(ameter)-.15 E | |
2936 | F2(^^)A F1(pattern)A F0(})A(${)108 487.2 Q F1(par)A(ameter)-.15 E F2(,)A | |
2937 | F1(pattern)A F0(})A(${)108 499.2 Q F1(par)A(ameter)-.15 E F2(,,)A F1 | |
2938 | (pattern)A F0(})A F2 .438(Case modi\214cation)144 511.2 R F0 5.438(.T)C | |
2939 | .438(his e)-5.438 F .437 | |
2940 | (xpansion modi\214es the case of alphabetic characters in)-.15 F F1(par) | |
2941 | 2.937 E(ameter)-.15 E F0 5.437(.T)C(he)-5.437 E F1(pattern)144 523.2 Q | |
2942 | F0 1.406(is e)3.906 F 1.407 | |
2943 | (xpanded to produce a pattern just as in pathname e)-.15 F 3.907 | |
2944 | (xpansion. Each)-.15 F 1.407(character in the)3.907 F -.15(ex)144 535.2 | |
2945 | S 1.232(panded v).15 F 1.232(alue of)-.25 F F1(par)3.732 E(ameter)-.15 E | |
2946 | F0 1.232(is tested ag)3.732 F(ainst)-.05 E F1(pattern)3.732 E F0 3.732 | |
2947 | (,a)C 1.232(nd, if it matches the pattern, its case is)-3.732 F(con)144 | |
2948 | 547.2 Q -.15(ve)-.4 G 2.924(rted. The).15 F .424 | |
2949 | (pattern should not attempt to match more than one character)2.924 F | |
2950 | 5.424(.T)-.55 G(he)-5.424 E F2(^)2.924 E F0 .424(operator con-)2.924 F | |
2951 | -.15(ve)144 559.2 S .61(rts lo).15 F .61(wercase letters matching)-.25 F | |
2952 | F1(pattern)3.11 E F0 .61(to uppercase; the)3.11 F F2(,)3.11 E F0 .61 | |
2953 | (operator con)3.11 F -.15(ve)-.4 G .61(rts matching uppercase).15 F | |
2954 | 1.547(letters to lo)144 571.2 R 4.047(wercase. The)-.25 F F2(^^)4.047 E | |
2955 | F0(and)4.047 E F2(,,)4.047 E F0 -.15(ex)4.047 G 1.547(pansions con).15 F | |
2956 | -.15(ve)-.4 G 1.547(rt each matched character in the e).15 F(xpanded) | |
2957 | -.15 E -.25(va)144 583.2 S .634(lue; the).25 F F2(^)3.134 E F0(and)3.134 | |
2958 | E F2(,)3.134 E F0 -.15(ex)3.134 G .634(pansions match and con).15 F -.15 | |
2959 | (ve)-.4 G .633(rt only the \214rst character in the e).15 F .633 | |
2960 | (xpanded v)-.15 F 3.133(alue. If)-.25 F F1(pattern)144 595.2 Q F0 .78 | |
2961 | (is omitted, it is treated lik)3.28 F 3.28(ea)-.1 G F2(?)A F0 3.28(,w)C | |
2962 | .78(hich matches e)-3.28 F -.15(ve)-.25 G .78(ry character).15 F 5.78 | |
2963 | (.I)-.55 G(f)-5.78 E F1(par)4.53 E(ameter)-.15 E F0(is)4.01 E F2(@)3.28 | |
2964 | E F0(or)3.28 E F2(*)3.28 E F0(,)A .582(the case modi\214cation operatio\ | |
2965 | n is applied to each positional parameter in turn, and the e)144 607.2 R | |
2966 | (xpansion)-.15 E .468(is the resultant list.)144 619.2 R(If)5.468 E F1 | |
2967 | (par)4.218 E(ameter)-.15 E F0 .468(is an array v)3.698 F .468 | |
2968 | (ariable subscripted with)-.25 F F2(@)2.968 E F0(or)2.968 E F2(*)2.969 E | |
2969 | F0 2.969(,t)C .469(he case modi\214ca-)-2.969 F .005(tion operation is \ | |
2970 | applied to each member of the array in turn, and the e)144 631.2 R .005 | |
2971 | (xpansion is the resultant list.)-.15 F F2(Command Substitution)87 648 Q | |
2972 | F1 1.697(Command substitution)108 660 R F0(allo)4.197 E 1.697 | |
2973 | (ws the output of a command to replace the command name.)-.25 F 1.698 | |
2974 | (There are tw)6.698 F(o)-.1 E(forms:)108 672 Q F2($\()144 688.8 Q F1 | |
2975 | (command)A F2(\))1.666 E F0(or)108 700.8 Q F2<92>144 712.8 Q F1(command) | |
2976 | A F2<92>A(Bash)108 729.6 Q F0 1.709(performs the e)4.209 F 1.709 | |
2977 | (xpansion by e)-.15 F -.15(xe)-.15 G(cuting).15 E F1(command)4.209 E F0 | |
2978 | 1.708(and replacing the command substitution with the)4.208 F | |
2979 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(22)190.95 E 0 Cg EP | |
2980 | %%Page: 23 23 | |
495aee44 CR |
2981 | %%BeginPageSetup |
2982 | BP | |
2983 | %%EndPageSetup | |
2984 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
2985 | -.35 E .749(standard output of the command, with an)108 84 R 3.249(yt) |
2986 | -.15 G .749(railing ne)-3.249 F .749(wlines deleted.)-.25 F .75 | |
2987 | (Embedded ne)5.749 F .75(wlines are not deleted,)-.25 F -.2(bu)108 96 S | |
2988 | 3.197(tt).2 G(he)-3.197 E 3.197(ym)-.15 G .697(ay be remo)-3.197 F -.15 | |
2989 | (ve)-.15 G 3.196(dd).15 G .696(uring w)-3.196 F .696(ord splitting.)-.1 | |
2990 | F .696(The command substitution)5.696 F/F1 10/Times-Bold@0 SF($\(cat) | |
2991 | 3.196 E/F2 10/Times-Italic@0 SF(\214le)3.196 E F1(\))A F0 .696 | |
2992 | (can be replaced by)3.196 F(the equi)108 108 Q -.25(va)-.25 G(lent b).25 | |
2993 | E(ut f)-.2 E(aster)-.1 E F1($\(<)2.5 E F2(\214le)2.5 E F1(\))A F0(.)A | |
2994 | 1.724(When the old-style backquote form of substitution is used, backsl\ | |
2995 | ash retains its literal meaning e)108 124.8 R(xcept)-.15 E .315 | |
2996 | (when follo)108 136.8 R .315(wed by)-.25 F F1($)2.815 E F0(,)A F1<92> | |
2997 | 2.815 E F0 2.815(,o)C(r)-2.815 E F1(\\)2.815 E F0 5.315(.T)C .314(he \ | |
2998 | \214rst backquote not preceded by a backslash terminates the command su\ | |
2999 | b-)-5.315 F 3.886(stitution. When)108 148.8 R 1.386(using the $\()3.886 | |
3000 | F F2(command).833 E F0 3.886(\)f)1.666 G 1.387 | |
0001803f CR |
3001 | (orm, all characters between the parentheses mak)-3.886 F 3.887(eu)-.1 G |
3002 | 3.887(pt)-3.887 G 1.387(he com-)-3.887 F | |
ac50fbac CR |
3003 | (mand; none are treated specially)108 160.8 Q(.)-.65 E .894 |
3004 | (Command substitutions may be nested.)108 177.6 R 2.494 -.8(To n)5.894 H | |
0001803f | 3005 | .894(est when using the backquoted form, escape the inner back-).8 F |
ac50fbac CR |
3006 | (quotes with backslashes.)108 189.6 Q .422 |
3007 | (If the substitution appears within double quotes, w)108 206.4 R .422 | |
0001803f | 3008 | (ord splitting and pathname e)-.1 F .423(xpansion are not performed)-.15 |
ac50fbac CR |
3009 | F(on the results.)108 218.4 Q F1(Arithmetic Expansion)87 235.2 Q F0 |
3010 | 1.035(Arithmetic e)108 247.2 R 1.035(xpansion allo)-.15 F 1.035 | |
495aee44 CR |
3011 | (ws the e)-.25 F -.25(va)-.25 G 1.034(luation of an arithmetic e).25 F |
3012 | 1.034(xpression and the substitution of the result.)-.15 F | |
ac50fbac CR |
3013 | (The format for arithmetic e)108 259.2 Q(xpansion is:)-.15 E F1($\(\() |
3014 | 144 276 Q F2 -.2(ex)C(pr).2 E(ession)-.37 E F1(\)\))A F0(The)108 292.8 Q | |
3015 | F2 -.2(ex)2.665 G(pr).2 E(ession)-.37 E F0 .165 | |
3016 | (is treated as if it were within double quotes, b)2.905 F .166 | |
3017 | (ut a double quote inside the parentheses is not)-.2 F .231 | |
3018 | (treated specially)108 304.8 R 5.231(.A)-.65 G .231(ll tok)-5.231 F .231 | |
3019 | (ens in the e)-.1 F .231(xpression under)-.15 F .231(go parameter and v) | |
3020 | -.18 F .23(ariable e)-.25 F .23(xpansion, command substi-)-.15 F 1.059 | |
3021 | (tution, and quote remo)108 316.8 R -.25(va)-.15 G 3.559(l. The).25 F | |
3022 | 1.059(result is treated as the arithmetic e)3.559 F 1.06 | |
3023 | (xpression to be e)-.15 F -.25(va)-.25 G 3.56(luated. Arithmetic).25 F | |
3024 | -.15(ex)108 328.8 S(pansions may be nested.).15 E 1.379(The e)108 345.6 | |
3025 | R -.25(va)-.25 G 1.378 | |
495aee44 | 3026 | (luation is performed according to the rules listed belo).25 F 3.878(wu) |
ac50fbac CR |
3027 | -.25 G(nder)-3.878 E/F3 9/Times-Bold@0 SF 1.378(ARITHMETIC EV)3.878 F |
3028 | (ALU)-1.215 E -.855(AT)-.54 G(ION).855 E/F4 9/Times-Roman@0 SF(.)A F0 | |
3029 | (If)5.878 E F2 -.2(ex)108 357.6 S(pr).2 E(ession)-.37 E F0(is in)2.74 E | |
3030 | -.25(va)-.4 G(lid,).25 E F1(bash)2.5 E F0(prints a message indicating f) | |
3031 | 2.5 E(ailure and no substitution occurs.)-.1 E F1(Pr)87 374.4 Q | |
3032 | (ocess Substitution)-.18 E F2(Pr)108 386.4 Q .97(ocess substitution)-.45 | |
3033 | F F0 .971(is supported on systems that support named pipes \()3.47 F F2 | |
3034 | (FIFOs)A F0 3.471(\)o)C 3.471(rt)-3.471 G(he)-3.471 E F1(/de)3.471 E | |
3035 | (v/fd)-.15 E F0 .971(method of)3.471 F .022(naming open \214les.)108 | |
3036 | 398.4 R .021(It tak)5.022 F .021(es the form of)-.1 F F1(<\()2.521 E F2 | |
3037 | (list)A F1(\)).833 E F0(or)2.521 E F1(>\()2.521 E F2(list)A F1(\)).833 E | |
3038 | F0 5.021(.T)C .021(he process)-5.021 F F2(list)2.521 E F0 .021 | |
3039 | (is run with its input or output con-)2.521 F .058(nected to a)108 410.4 | |
3040 | R F2(FIFO)2.558 E F0 .058(or some \214le in)2.558 F F1(/de)2.558 E(v/fd) | |
17345e5a | 3041 | -.15 E F0 5.058(.T)C .058(he name of this \214le is passed as an ar) |
ac50fbac CR |
3042 | -5.058 F .059(gument to the current com-)-.18 F .131 |
3043 | (mand as the result of the e)108 422.4 R 2.631(xpansion. If)-.15 F(the) | |
3044 | 2.63 E F1(>\()2.63 E F2(list)A F1(\)).833 E F0 .13 | |
3045 | (form is used, writing to the \214le will pro)2.63 F .13(vide input for) | |
3046 | -.15 F F2(list)2.63 E F0(.)A(If the)108 434.4 Q F1(<\()2.5 E F2(list)A | |
3047 | F1(\)).833 E F0(form is used, the \214le passed as an ar)2.5 E | |
3048 | (gument should be read to obtain the output of)-.18 E F2(list)2.5 E F0 | |
3049 | (.)A .896(When a)108 451.2 R -.25(va)-.2 G .896(ilable, process substit\ | |
3050 | ution is performed simultaneously with parameter and v).25 F .897 | |
17345e5a | 3051 | (ariable e)-.25 F(xpansion,)-.15 E |
ac50fbac CR |
3052 | (command substitution, and arithmetic e)108 463.2 Q(xpansion.)-.15 E F1 |
3053 | -.75(Wo)87 480 S(rd Splitting).75 E F0 1.143 | |
3054 | (The shell scans the results of parameter e)108 492 R 1.142 | |
3055 | (xpansion, command substitution, and arithmetic e)-.15 F 1.142 | |
3056 | (xpansion that)-.15 F(did not occur within double quotes for)108 504 Q | |
3057 | F2(wor)2.5 E 2.5(ds)-.37 G(plitting)-2.5 E F0(.).22 E .063 | |
3058 | (The shell treats each character of)108 520.8 R F3(IFS)2.563 E F0 .063 | |
17345e5a JA |
3059 | (as a delimiter)2.313 F 2.563(,a)-.4 G .063 |
3060 | (nd splits the results of the other e)-2.563 F .063(xpansions into w) | |
ac50fbac CR |
3061 | -.15 F(ords)-.1 E .207(using these characters as \214eld terminators.) |
3062 | 108 532.8 R(If)5.207 E F3(IFS)2.707 E F0 .207(is unset, or its v)2.457 F | |
3063 | .207(alue is e)-.25 F(xactly)-.15 E F1(<space><tab><newline>)2.707 E F0 | |
3064 | (,)A .836(the def)108 544.8 R .836(ault, then sequences of)-.1 F F1 | |
3065 | (<space>)3.336 E F0(,)A F1(<tab>)3.336 E F0 3.336(,a)C(nd)-3.336 E F1 | |
3066 | (<newline>)3.336 E F0 .837(at the be)3.336 F .837 | |
3067 | (ginning and end of the results of)-.15 F .346(the pre)108 556.8 R .345 | |
3068 | (vious e)-.25 F .345(xpansions are ignored, and an)-.15 F 2.845(ys)-.15 | |
3069 | G .345(equence of)-2.845 F F3(IFS)2.845 E F0 .345 | |
3070 | (characters not at the be)2.595 F .345(ginning or end serv)-.15 F(es) | |
3071 | -.15 E 1.236(to delimit w)108 568.8 R 3.736(ords. If)-.1 F F3(IFS)3.736 | |
3072 | E F0 1.236(has a v)3.486 F 1.236(alue other than the def)-.25 F 1.237 | |
3073 | (ault, then sequences of the whitespace characters)-.1 F F1(space)108 | |
3074 | 580.8 Q F0(and)3.187 E F1(tab)3.187 E F0 .687(are ignored at the be) | |
3075 | 3.187 F .687(ginning and end of the w)-.15 F .686 | |
3076 | (ord, as long as the whitespace character is in)-.1 F .276(the v)108 | |
3077 | 592.8 R .276(alue of)-.25 F F3(IFS)2.777 E F0(\(an)2.527 E F3(IFS)2.777 | |
3078 | E F0 .277(whitespace character\).)2.527 F(An)5.277 E 2.777(yc)-.15 G | |
3079 | .277(haracter in)-2.777 F F3(IFS)2.777 E F0 .277(that is not)2.527 F F3 | |
3080 | (IFS)2.777 E F0 .277(whitespace, along with)2.527 F(an)108 604.8 Q 3.336 | |
3081 | (ya)-.15 G(djacent)-3.336 E F3(IFS)3.336 E F0 .836 | |
3082 | (whitespace characters, delimits a \214eld.)3.086 F 3.335(As)5.835 G | |
3083 | .835(equence of)-3.335 F F3(IFS)3.335 E F0 .835 | |
3084 | (whitespace characters is also)3.085 F(treated as a delimiter)108 616.8 | |
3085 | Q 5(.I)-.55 G 2.5(ft)-5 G(he v)-2.5 E(alue of)-.25 E F3(IFS)2.5 E F0 | |
3086 | (is null, no w)2.25 E(ord splitting occurs.)-.1 E 1.878 | |
3087 | (Explicit null ar)108 633.6 R 1.878(guments \()-.18 F F1 .833("").833 G | |
3088 | F0(or)3.545 E F1 .833<0808>5.211 G F0 4.378(\)a)C 1.878(re retained.) | |
3089 | -4.378 F 1.878(Unquoted implicit null ar)6.878 F 1.879 | |
3090 | (guments, resulting from the)-.18 F -.15(ex)108 645.6 S .177 | |
3091 | (pansion of parameters that ha).15 F .477 -.15(ve n)-.2 H 2.677(ov).15 G | |
3092 | .177(alues, are remo)-2.927 F -.15(ve)-.15 G 2.676(d. If).15 F 2.676(ap) | |
3093 | 2.676 G .176(arameter with no v)-2.676 F .176(alue is e)-.25 F .176 | |
3094 | (xpanded within)-.15 F(double quotes, a null ar)108 657.6 Q | |
3095 | (gument results and is retained.)-.18 E(Note that if no e)108 674.4 Q | |
3096 | (xpansion occurs, no splitting is performed.)-.15 E F1 -.1(Pa)87 691.2 S | |
3097 | (thname Expansion).1 E F0 .37(After w)108 703.2 R .37 | |
3098 | (ord splitting, unless the)-.1 F F1<ad66>2.87 E F0 .37 | |
3099 | (option has been set,)2.87 F F1(bash)2.87 E F0 .371(scans each w)2.871 F | |
3100 | .371(ord for the characters)-.1 F F1(*)2.871 E F0(,)A F1(?)2.871 E F0 | |
3101 | 2.871(,a)C(nd)-2.871 E F1([)2.871 E F0(.)A .678 | |
3102 | (If one of these characters appears, then the w)108 715.2 R .677 | |
3103 | (ord is re)-.1 F -.05(ga)-.15 G .677(rded as a).05 F F2(pattern)3.177 E | |
3104 | F0 3.177(,a).24 G .677(nd replaced with an alphabeti-)-3.177 F .562 | |
3105 | (cally sorted list of \214lenames matching the pattern \(see)108 727.2 R | |
3106 | F3 -.09(Pa)3.062 G(tter).09 E 2.812(nM)-.135 G(atching)-2.812 E F0(belo) | |
3107 | 2.812 E 3.062(w\). If)-.25 F .562(no matching \214lenames)3.062 F | |
3108 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(23)190.95 E 0 Cg EP | |
3109 | %%Page: 24 24 | |
495aee44 CR |
3110 | %%BeginPageSetup |
3111 | BP | |
3112 | %%EndPageSetup | |
3113 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
3114 | -.35 E .009(are found, and the shell option)108 84 R/F1 10/Times-Bold@0 |
3115 | SF(nullglob)2.509 E F0 .008(is not enabled, the w)2.509 F .008 | |
3116 | (ord is left unchanged.)-.1 F .008(If the)5.008 F F1(nullglob)2.508 E F0 | |
3117 | .008(option is)2.508 F .442(set, and no matches are found, the w)108 96 | |
3118 | R .442(ord is remo)-.1 F -.15(ve)-.15 G 2.942(d. If).15 F(the)2.943 E F1 | |
3119 | (failglob)2.943 E F0 .443(shell option is set, and no matches are)2.943 | |
3120 | F 1.38(found, an error message is printed and the command is not e)108 | |
3121 | 108 R -.15(xe)-.15 G 3.88(cuted. If).15 F 1.38(the shell option)3.88 F | |
3122 | F1(nocaseglob)3.88 E F0(is)3.88 E .103 | |
3123 | (enabled, the match is performed without re)108 120 R -.05(ga)-.15 G | |
3124 | .104(rd to the case of alphabetic characters.).05 F .104 | |
3125 | (When a pattern is used)5.104 F .378(for pathname e)108 132 R .378 | |
3126 | (xpansion, the character)-.15 F F1 -.63(``)2.878 G -.55(.').63 G(')-.08 | |
3127 | E F0 .378(at the start of a name or immediately follo)5.378 F .377 | |
3128 | (wing a slash must be)-.25 F .578(matched e)108 144 R(xplicitly)-.15 E | |
3129 | 3.078(,u)-.65 G .578(nless the shell option)-3.078 F F1(dotglob)3.079 E | |
3130 | F0 .579(is set.)3.079 F .579 | |
3131 | (When matching a pathname, the slash character)5.579 F 1.789(must al)108 | |
3132 | 156 R -.1(wa)-.1 G 1.788(ys be matched e).1 F(xplicitly)-.15 E 6.788(.I) | |
3133 | -.65 G 4.288(no)-6.788 G 1.788(ther cases, the)-4.288 F F1 -.63(``)4.288 | |
3134 | G -.55(.').63 G(')-.08 E F0 1.788(character is not treated specially) | |
3135 | 6.788 F 6.788(.S)-.65 G 1.788(ee the)-6.788 F .165(description of)108 | |
3136 | 168 R F1(shopt)2.665 E F0(belo)2.665 E 2.665(wu)-.25 G(nder)-2.665 E/F2 | |
3137 | 9/Times-Bold@0 SF .165(SHELL B)2.665 F(UIL)-.09 E .165(TIN COMMANDS) | |
3138 | -.828 F F0 .166(for a description of the)2.415 F F1(nocaseglob)2.666 E | |
3139 | F0(,)A F1(null-)2.666 E(glob)108 180 Q F0(,)A F1(failglob)2.5 E F0 2.5 | |
3140 | (,a)C(nd)-2.5 E F1(dotglob)2.5 E F0(shell options.)2.5 E(The)108 196.8 Q | |
3141 | F2(GLOBIGNORE)2.786 E F0 .286(shell v)2.536 F .285 | |
3142 | (ariable may be used to restrict the set of \214lenames matching a)-.25 | |
3143 | F/F3 10/Times-Italic@0 SF(pattern)2.785 E F0 5.285(.I).24 G(f)-5.285 E | |
3144 | F2(GLO-)2.785 E(BIGNORE)108 208.8 Q F0 2.316(is set, each matching \214\ | |
3145 | lename that also matches one of the patterns in)4.565 F F2(GLOBIGNORE) | |
3146 | 4.816 E F0(is)4.566 E(remo)108 220.8 Q -.15(ve)-.15 G 2.66(df).15 G .16 | |
3147 | (rom the list of matches.)-2.66 F .16(The \214lenames)5.16 F F1 -.63(``) | |
3148 | 2.66 G -.55(.').63 G(')-.08 E F0(and)5.16 E F1 -.63(``)2.66 G(..).63 E | |
3149 | -.63('')-.55 G F0 .16(are al)5.79 F -.1(wa)-.1 G .159(ys ignored when).1 | |
3150 | F F2(GLOBIGNORE)2.659 E F0(is)2.409 E .045(set and not null.)108 232.8 R | |
3151 | (Ho)5.045 E(we)-.25 E -.15(ve)-.25 G .845 -.4(r, s).15 H(etting).4 E F2 | |
3152 | (GLOBIGNORE)2.545 E F0 .046(to a non-null v)2.296 F .046 | |
3153 | (alue has the ef)-.25 F .046(fect of enabling the)-.25 F F1(dotglob) | |
3154 | 2.546 E F0 .787(shell option, so all other \214lenames be)108 244.8 R | |
3155 | .787(ginning with a)-.15 F F1 -.63(``)3.287 G -.55(.').63 G(')-.08 E F0 | |
3156 | .787(will match.)5.787 F 2.386 -.8(To g)5.787 H .786(et the old beha).8 | |
3157 | F .786(vior of ignoring)-.2 F .641(\214lenames be)108 256.8 R .641 | |
3158 | (ginning with a)-.15 F F1 -.63(``)3.141 G -.55(.').63 G(')-.08 E F0 | |
3159 | 3.141(,m)C(ak)-3.141 E(e)-.1 E F1 -.63(``)3.141 G(.*').63 E(')-.63 E F0 | |
3160 | .642(one of the patterns in)5.642 F F2(GLOBIGNORE)3.142 E/F4 9 | |
3161 | /Times-Roman@0 SF(.)A F0(The)5.142 E F1(dotglob)3.142 E F0 .642 | |
3162 | (option is)3.142 F(disabled when)108 268.8 Q F2(GLOBIGNORE)2.5 E F0 | |
3163 | (is unset.)2.25 E F1 -.1(Pa)108 285.6 S(tter).1 E 2.5(nM)-.15 G(atching) | |
3164 | -2.5 E F0(An)108 302.4 Q 3.138(yc)-.15 G .638(haracter that appears in \ | |
3165 | a pattern, other than the special pattern characters described belo) | |
3166 | -3.138 F 1.938 -.65(w, m)-.25 H(atches).65 E 3.62(itself. The)108 314.4 | |
3167 | R 1.12(NUL character may not occur in a pattern.)3.62 F 3.62(Ab)6.12 G | |
3168 | 1.12(ackslash escapes the follo)-3.62 F 1.12(wing character; the)-.25 F | |
3169 | .576(escaping backslash is discarded when matching.)108 326.4 R .576 | |
0001803f | 3170 | (The special pattern characters must be quoted if the)5.576 F 3.076(ya) |
ac50fbac CR |
3171 | -.15 G(re)-3.076 E(to be matched literally)108 338.4 Q(.)-.65 E |
3172 | (The special pattern characters ha)108 355.2 Q .3 -.15(ve t)-.2 H | |
3173 | (he follo).15 E(wing meanings:)-.25 E F1(*)144 372 Q F0 .376(Matches an) | |
3174 | 31 F 2.876(ys)-.15 G .376(tring, including the null string.)-2.876 F | |
3175 | .376(When the)5.376 F F1(globstar)2.876 E F0 .377 | |
3176 | (shell option is enabled,)2.876 F(and)180 384 Q F1(*)3.275 E F0 .775 | |
3177 | (is used in a pathname e)3.275 F .775(xpansion conte)-.15 F .775(xt, tw) | |
3178 | -.15 F 3.275(oa)-.1 G(djacent)-3.275 E F1(*)3.275 E F0 3.275(su)C .775 | |
3179 | (sed as a single pattern)-3.275 F 1.058(will match all \214les and zero\ | |
3180 | or more directories and subdirectories.)180 396 R 1.058(If follo)6.058 | |
3181 | F 1.058(wed by a)-.25 F F1(/)3.558 E F0(,)A(tw)180 408 Q 2.5(oa)-.1 G | |
3182 | (djacent)-2.5 E F1(*)2.5 E F0 2.5(sw)C | |
3183 | (ill match only directories and subdirectories.)-2.5 E F1(?)144 420 Q F0 | |
3184 | (Matches an)31 E 2.5(ys)-.15 G(ingle character)-2.5 E(.)-.55 E F1([...]) | |
3185 | 144 432 Q F0 .579(Matches an)21.84 F 3.079(yo)-.15 G .579 | |
3186 | (ne of the enclosed characters.)-3.079 F 3.079(Ap)5.579 G .578 | |
3187 | (air of characters separated by a h)-3.079 F(yphen)-.05 E .684 | |
3188 | (denotes a)180 444 R F3 -.15(ra)3.184 G(ng).15 E 3.184(ee)-.1 G(xpr) | |
3189 | -3.384 E(ession)-.37 E F0 3.184(;a)C .984 -.15(ny c)-3.184 H .684 | |
3190 | (haracter that f).15 F .684(alls between those tw)-.1 F 3.185(oc)-.1 G | |
3191 | .685(haracters, inclu-)-3.185 F(si)180 456 Q -.15(ve)-.25 G 3.713(,u).15 | |
3192 | G 1.213(sing the current locale')-3.713 F 3.712(sc)-.55 G 1.212 | |
3193 | (ollating sequence and character set, is matched.)-3.712 F 1.212(If the) | |
3194 | 6.212 F 1.123(\214rst character follo)180 468 R 1.123(wing the)-.25 F F1 | |
3195 | ([)3.623 E F0 1.123(is a)3.623 F F1(!)3.623 E F0 1.124(or a)6.123 F F1 | |
3196 | (^)3.624 E F0 1.124(then an)3.624 F 3.624(yc)-.15 G 1.124 | |
3197 | (haracter not enclosed is matched.)-3.624 F .895 | |
3198 | (The sorting order of characters in range e)180 480 R .894 | |
3199 | (xpressions is determined by the current locale)-.15 F .375(and the v) | |
3200 | 180 492 R .375(alues of the)-.25 F F2(LC_COLLA)2.875 E(TE)-.855 E F0(or) | |
3201 | 2.625 E F2(LC_ALL)2.875 E F0 .375(shell v)2.625 F .375 | |
3202 | (ariables, if set.)-.25 F 1.976 -.8(To o)5.376 H .376(btain the tra-).8 | |
3203 | F .068(ditional interpretation of range e)180 504 R .068 | |
3204 | (xpressions, where)-.15 F F1([a\255d])2.568 E F0 .067(is equi)2.567 F | |
3205 | -.25(va)-.25 G .067(lent to).25 F F1([abcd])2.567 E F0 2.567(,s)C .067 | |
3206 | (et v)-2.567 F(alue)-.25 E .156(of the)180 516 R F1(LC_ALL)2.656 E F0 | |
3207 | .156(shell v)2.656 F .156(ariable to)-.25 F F1(C)2.657 E F0 2.657(,o)C | |
3208 | 2.657(re)-2.657 G .157(nable the)-2.657 F F1(globasciiranges)2.657 E F0 | |
3209 | .157(shell option.)2.657 F(A)5.157 E F1<ad>2.657 E F0(may)2.657 E .193(\ | |
3210 | be matched by including it as the \214rst or last character in the set.) | |
3211 | 180 528 R(A)5.193 E F1(])2.693 E F0 .193(may be matched by)2.693 F | |
3212 | (including it as the \214rst character in the set.)180 540 Q -.4(Wi)180 | |
3213 | 558 S(thin).4 E F1([)3.07 E F0(and)3.07 E F1(])3.07 E F0(,)A F3 -.15(ch) | |
3214 | 3.07 G(ar).15 E .571(acter classes)-.15 F F0 .571 | |
3215 | (can be speci\214ed using the syntax)3.071 F F1([:)3.071 E F3(class)A F1 | |
3216 | (:])A F0 3.071(,w)C(here)-3.071 E F3(class)3.071 E F0 | |
3217 | (is one of the follo)180 570 Q | |
3218 | (wing classes de\214ned in the POSIX standard:)-.25 E F1 8.173 | |
3219 | (alnum alpha ascii blank cntrl digit graph lo)180 582 R 8.173 | |
3220 | (wer print punct space)-.1 F 5(upper w)180 594 R 5(ord xdigit)-.1 F F0 | |
3221 | 4.289(Ac)180 606 S 1.789(haracter class matches an)-4.289 F 4.289(yc) | |
495aee44 | 3222 | -.15 G 1.789(haracter belonging to that class.)-4.289 F(The)6.789 E F1 |
ac50fbac CR |
3223 | -.1(wo)4.29 G(rd).1 E F0(character)4.29 E |
3224 | (class matches letters, digits, and the character _.)180 618 Q -.4(Wi) | |
3225 | 180 636 S(thin).4 E F1([)4.537 E F0(and)4.537 E F1(])4.537 E F0 4.537 | |
3226 | (,a)C(n)-4.537 E F3 2.037(equivalence class)4.537 F F0 2.036 | |
3227 | (can be speci\214ed using the syntax)4.536 F F1([=)4.536 E F3(c)A F1(=]) | |
3228 | A F0 4.536(,w)C(hich)-4.536 E .125(matches all characters with the same\ | |
3229 | collation weight \(as de\214ned by the current locale\) as)180 648 R | |
3230 | (the character)180 660 Q F3(c)2.5 E F0(.)A -.4(Wi)180 678 S(thin).4 E F1 | |
3231 | ([)2.5 E F0(and)2.5 E F1(])2.5 E F0 2.5(,t)C(he syntax)-2.5 E F1([.)2.5 | |
3232 | E F3(symbol)A F1(.])A F0(matches the collating symbol)2.5 E F3(symbol) | |
3233 | 2.5 E F0(.)A .705(If the)108 694.8 R F1(extglob)3.205 E F0 .705 | |
3234 | (shell option is enabled using the)3.205 F F1(shopt)3.205 E F0 -.2(bu) | |
3235 | 3.205 G .704(iltin, se).2 F -.15(ve)-.25 G .704(ral e).15 F .704 | |
3236 | (xtended pattern matching operators)-.15 F .255(are recognized.)108 | |
3237 | 706.8 R .255(In the follo)5.255 F .255(wing description, a)-.25 F F3 | |
17345e5a | 3238 | (pattern-list)2.755 E F0 .255 |
ac50fbac | 3239 | (is a list of one or more patterns separated by a)2.755 F F1(|)2.756 E |
17345e5a | 3240 | F0(.)A(Composite patterns may be formed using one or more of the follo) |
ac50fbac CR |
3241 | 108 718.8 Q(wing sub-patterns:)-.25 E(GNU Bash 4.3)72 768 Q |
3242 | (2014 February 2)141.79 E(24)190.95 E 0 Cg EP | |
3243 | %%Page: 25 25 | |
495aee44 CR |
3244 | %%BeginPageSetup |
3245 | BP | |
3246 | %%EndPageSetup | |
3247 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
3248 | -.35 E/F1 10/Times-Bold@0 SF(?\()144 84 Q/F2 10/Times-Italic@0 SF |
3249 | (pattern-list).833 E F1(\)).833 E F0 | |
3250 | (Matches zero or one occurrence of the gi)180 96 Q -.15(ve)-.25 G 2.5 | |
3251 | (np).15 G(atterns)-2.5 E F1(*\()144 108 Q F2(pattern-list).833 E F1(\)) | |
3252 | .833 E F0(Matches zero or more occurrences of the gi)180 120 Q -.15(ve) | |
3253 | -.25 G 2.5(np).15 G(atterns)-2.5 E F1(+\()144 132 Q F2(pattern-list).833 | |
3254 | E F1(\)).833 E F0(Matches one or more occurrences of the gi)180 144 Q | |
3255 | -.15(ve)-.25 G 2.5(np).15 G(atterns)-2.5 E F1(@\()144 156 Q F2 | |
3256 | (pattern-list).833 E F1(\)).833 E F0(Matches one of the gi)180 168 Q | |
3257 | -.15(ve)-.25 G 2.5(np).15 G(atterns)-2.5 E F1(!\()144 180 Q F2 | |
3258 | (pattern-list).833 E F1(\)).833 E F0(Matches an)180 192 Q(ything e)-.15 | |
3259 | E(xcept one of the gi)-.15 E -.15(ve)-.25 G 2.5(np).15 G(atterns)-2.5 E | |
3260 | F1(Quote Remo)87 208.8 Q -.1(va)-.1 G(l).1 E F0 1.113 | |
3261 | (After the preceding e)108 220.8 R 1.113 | |
3262 | (xpansions, all unquoted occurrences of the characters)-.15 F F1(\\) | |
3263 | 3.613 E F0(,)A F1<08>3.612 E F0 3.612(,a)C(nd)-3.612 E F1(")4.445 E F0 | |
3264 | 1.112(that did not result)4.445 F(from one of the abo)108 232.8 Q .3 | |
3265 | -.15(ve ex)-.15 H(pansions are remo).15 E -.15(ve)-.15 G(d.).15 E/F3 | |
3266 | 10.95/Times-Bold@0 SF(REDIRECTION)72 249.6 Q F0 .545 | |
3267 | (Before a command is e)108 261.6 R -.15(xe)-.15 G .545 | |
3268 | (cuted, its input and output may be).15 F F2 -.37(re)3.045 G(dir).37 E | |
3269 | (ected)-.37 E F0 .545(using a special notation interpreted)3.815 F .405 | |
3270 | (by the shell.)108 273.6 R .405(Redirection allo)5.405 F .405(ws comman\ | |
3271 | ds' \214le handles to be duplicated, opened, closed, made to refer to) | |
3272 | -.25 F(dif)108 285.6 Q 1.019(ferent \214les, and can change the \214les\ | |
3273 | the command reads from and writes to.)-.25 F 1.02 | |
3274 | (Redirection may also be)6.02 F .215 | |
3275 | (used to modify \214le handles in the current shell e)108 297.6 R -.15 | |
3276 | (xe)-.15 G .215(cution en).15 F 2.715(vironment. The)-.4 F(follo)2.715 E | |
3277 | .215(wing redirection operators)-.25 F .875(may precede or appear an)108 | |
3278 | 309.6 R .875(ywhere within a)-.15 F F2 .875(simple command)3.715 F F0 | |
3279 | .875(or may follo)4.145 F 3.376(wa)-.25 G F2(command)A F0 5.876(.R).77 G | |
3280 | .876(edirections are)-5.876 F(processed in the order the)108 321.6 Q 2.5 | |
3281 | (ya)-.15 G(ppear)-2.5 E 2.5(,f)-.4 G(rom left to right.)-2.5 E .771(Eac\ | |
3282 | h redirection that may be preceded by a \214le descriptor number may in\ | |
3283 | stead be preceded by a w)108 338.4 R .771(ord of)-.1 F .292(the form {) | |
3284 | 108 350.4 R F2(varname)A F0 2.793(}. In)B .293 | |
3285 | (this case, for each redirection operator e)2.793 F .293 | |
3286 | (xcept >&- and <&-, the shell will allocate)-.15 F 3.18<618c>108 362.4 S | |
3287 | .679(le descriptor greater than or equal to 10 and assign it to)-3.18 F | |
3288 | F2(varname)3.179 E F0 5.679(.I)C 3.179(f>)-5.679 G .679 | |
3289 | (&- or <&- is preceded by {)-3.179 F F2(var)A(-)-.2 E(name)108 374.4 Q | |
3290 | F0(}, the v)A(alue of)-.25 E F2(varname)2.5 E F0 | |
3291 | (de\214nes the \214le descriptor to close.)2.5 E .283(In the follo)108 | |
3292 | 391.2 R .284(wing descriptions, if the \214le descriptor number is omit\ | |
3293 | ted, and the \214rst character of the redirect-)-.25 F .513 | |
3294 | (ion operator is)108 403.2 R F1(<)3.012 E F0 3.012(,t)C .512 | |
17345e5a JA |
3295 | (he redirection refers to the standard input \(\214le descriptor 0\).) |
3296 | -3.012 F .512(If the \214rst character of the)5.512 F | |
ac50fbac | 3297 | (redirection operator is)108 415.2 Q F1(>)2.5 E F0 2.5(,t)C |
17345e5a | 3298 | (he redirection refers to the standard output \(\214le descriptor 1\).) |
ac50fbac CR |
3299 | -2.5 E .824(The w)108 432 R .824(ord follo)-.1 F .824 |
3300 | (wing the redirection operator in the follo)-.25 F .825 | |
3301 | (wing descriptions, unless otherwise noted, is sub-)-.25 F .463 | |
3302 | (jected to brace e)108 444 R .463(xpansion, tilde e)-.15 F .462 | |
3303 | (xpansion, parameter and v)-.15 F .462(ariable e)-.25 F .462 | |
3304 | (xpansion, command substitution, arith-)-.15 F .866(metic e)108 456 R | |
3305 | .866(xpansion, quote remo)-.15 F -.25(va)-.15 G .866(l, pathname e).25 F | |
3306 | .867(xpansion, and w)-.15 F .867(ord splitting.)-.1 F .867(If it e)5.867 | |
3307 | F .867(xpands to more than one)-.15 F -.1(wo)108 468 S(rd,).1 E F1(bash) | |
3308 | 2.5 E F0(reports an error)2.5 E(.)-.55 E | |
3309 | (Note that the order of redirections is signi\214cant.)108 484.8 Q -.15 | |
3310 | (Fo)5 G 2.5(re).15 G(xample, the command)-2.65 E(ls)144 501.6 Q F1(>)2.5 | |
3311 | E F0(dirlist 2)2.5 E F1(>&)A F0(1)A | |
3312 | (directs both standard output and standard error to the \214le)108 518.4 | |
3313 | Q F2(dirlist)2.5 E F0 2.5(,w).68 G(hile the command)-2.5 E(ls 2)144 | |
3314 | 535.2 Q F1(>&)A F0(1)A F1(>)2.5 E F0(dirlist)2.5 E .527 | |
3315 | (directs only the standard output to \214le)108 552 R F2(dirlist)3.027 E | |
3316 | F0 3.027(,b).68 G .527(ecause the standard error w)-3.027 F .527 | |
17345e5a | 3317 | (as duplicated from the standard)-.1 F |
ac50fbac CR |
3318 | (output before the standard output w)108 564 Q(as redirected to)-.1 E F2 |
3319 | (dirlist)2.5 E F0(.).68 E F1(Bash)108 580.8 Q F0 .598(handles se)3.098 F | |
3320 | -.15(ve)-.25 G .598(ral \214lenames specially when the).15 F 3.099(ya) | |
3321 | -.15 G .599(re used in redirections, as described in the follo)-3.099 F | |
3322 | (wing)-.25 E(table:)108 592.8 Q F1(/de)144 609.6 Q(v/fd/)-.15 E F2(fd)A | |
3323 | F0(If)180 621.6 Q F2(fd)2.5 E F0(is a v)2.5 E(alid inte)-.25 E(ger)-.15 | |
3324 | E 2.5<2c8c>-.4 G(le descriptor)-2.5 E F2(fd)2.5 E F0(is duplicated.)2.5 | |
3325 | E F1(/de)144 633.6 Q(v/stdin)-.15 E F0(File descriptor 0 is duplicated.) | |
3326 | 180 645.6 Q F1(/de)144 657.6 Q(v/stdout)-.15 E F0 | |
3327 | (File descriptor 1 is duplicated.)180 669.6 Q F1(/de)144 681.6 Q | |
3328 | (v/stderr)-.15 E F0(File descriptor 2 is duplicated.)180 693.6 Q F1(/de) | |
3329 | 144 705.6 Q(v/tcp/)-.15 E F2(host)A F1(/)A F2(port)A F0(If)180 717.6 Q | |
3330 | F2(host)2.997 E F0 .497(is a v)2.997 F .497 | |
3331 | (alid hostname or Internet address, and)-.25 F F2(port)2.996 E F0 .496 | |
495aee44 | 3332 | (is an inte)2.996 F .496(ger port number or ser)-.15 F(-)-.2 E |
ac50fbac CR |
3333 | (vice name,)180 729.6 Q F1(bash)2.5 E F0 |
3334 | (attempts to open the corresponding TCP sock)2.5 E(et.)-.1 E | |
3335 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(25)190.95 E 0 Cg EP | |
3336 | %%Page: 26 26 | |
3337 | %%BeginPageSetup | |
3338 | BP | |
3339 | %%EndPageSetup | |
3340 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
3341 | -.35 E/F1 10/Times-Bold@0 SF(/de)144 84 Q(v/udp/)-.15 E/F2 10 | |
3342 | /Times-Italic@0 SF(host)A F1(/)A F2(port)A F0(If)180 96 Q F2(host)2.996 | |
3343 | E F0 .496(is a v)2.996 F .496(alid hostname or Internet address, and) | |
3344 | -.25 F F2(port)2.997 E F0 .497(is an inte)2.997 F .497 | |
3345 | (ger port number or ser)-.15 F(-)-.2 E(vice name,)180 108 Q F1(bash)2.5 | |
3346 | E F0(attempts to open the corresponding UDP sock)2.5 E(et.)-.1 E 2.5(Af) | |
3347 | 108 124.8 S | |
17345e5a | 3348 | (ailure to open or create a \214le causes the redirection to f)-2.6 E |
ac50fbac CR |
3349 | (ail.)-.1 E .947(Redirections using \214le descriptors greater than 9 s\ |
3350 | hould be used with care, as the)108 141.6 R 3.446(ym)-.15 G .946 | |
3351 | (ay con\215ict with \214le)-3.446 F | |
3352 | (descriptors the shell uses internally)108 153.6 Q(.)-.65 E F1(Redir)87 | |
3353 | 170.4 Q(ecting Input)-.18 E F0 .391 | |
17345e5a | 3354 | (Redirection of input causes the \214le whose name results from the e) |
ac50fbac CR |
3355 | 108 182.4 R .391(xpansion of)-.15 F F2(wor)3.231 E(d)-.37 E F0 .391 |
3356 | (to be opened for read-)3.661 F(ing on \214le descriptor)108 194.4 Q F2 | |
17345e5a | 3357 | (n)2.5 E F0 2.5(,o).24 G 2.5(rt)-2.5 G |
ac50fbac | 3358 | (he standard input \(\214le descriptor 0\) if)-2.5 E F2(n)2.86 E F0 |
17345e5a | 3359 | (is not speci\214ed.)2.74 E |
ac50fbac CR |
3360 | (The general format for redirecting input is:)108 211.2 Q([)144 228 Q F2 |
3361 | (n)A F0(])A F1(<)A F2(wor)A(d)-.37 E F1(Redir)87 244.8 Q(ecting Output) | |
3362 | -.18 E F0 .175 | |
17345e5a | 3363 | (Redirection of output causes the \214le whose name results from the e) |
ac50fbac CR |
3364 | 108 256.8 R .174(xpansion of)-.15 F F2(wor)3.014 E(d)-.37 E F0 .174 |
3365 | (to be opened for writ-)3.444 F .824(ing on \214le descriptor)108 268.8 | |
3366 | R F2(n)3.324 E F0 3.324(,o).24 G 3.324(rt)-3.324 G .824 | |
3367 | (he standard output \(\214le descriptor 1\) if)-3.324 F F2(n)3.684 E F0 | |
3368 | .824(is not speci\214ed.)3.564 F .825(If the \214le does not)5.825 F | |
3369 | -.15(ex)108 280.8 S(ist it is created; if it does e).15 E | |
17345e5a | 3370 | (xist it is truncated to zero size.)-.15 E |
ac50fbac CR |
3371 | (The general format for redirecting output is:)108 297.6 Q([)144 314.4 Q |
3372 | F2(n)A F0(])A F1(>)A F2(wor)A(d)-.37 E F0 .155 | |
3373 | (If the redirection operator is)108 331.2 R F1(>)2.655 E F0 2.655(,a)C | |
3374 | .155(nd the)-2.655 F F1(noclob)2.655 E(ber)-.1 E F0 .154(option to the) | |
3375 | 2.654 F F1(set)2.654 E F0 -.2(bu)2.654 G .154 | |
3376 | (iltin has been enabled, the redirection).2 F .657(will f)108 343.2 R | |
3377 | .657(ail if the \214le whose name results from the e)-.1 F .658 | |
3378 | (xpansion of)-.15 F F2(wor)3.158 E(d)-.37 E F0 -.15(ex)3.158 G .658 | |
3379 | (ists and is a re).15 F .658(gular \214le.)-.15 F .658(If the redi-) | |
3380 | 5.658 F .409(rection operator is)108 355.2 R F1(>|)2.909 E F0 2.909(,o)C | |
3381 | 2.909(rt)-2.909 G .409(he redirection operator is)-2.909 F F1(>)2.909 E | |
3382 | F0 .409(and the)2.909 F F1(noclob)2.909 E(ber)-.1 E F0 .409 | |
3383 | (option to the)2.909 F F1(set)2.909 E F0 -.2(bu)2.908 G .408 | |
0001803f | 3384 | (iltin command).2 F(is not enabled, the redirection is attempted e)108 |
ac50fbac CR |
3385 | 367.2 Q -.15(ve)-.25 G 2.5(ni).15 G 2.5(ft)-2.5 G(he \214le named by) |
3386 | -2.5 E F2(wor)2.5 E(d)-.37 E F0 -.15(ex)2.5 G(ists.).15 E F1 -.25(Ap)87 | |
3387 | 384 S(pending Redir).25 E(ected Output)-.18 E F0 .641 | |
3388 | (Redirection of output in this f)108 396 R .642 | |
3389 | (ashion causes the \214le whose name results from the e)-.1 F .642 | |
3390 | (xpansion of)-.15 F F2(wor)3.482 E(d)-.37 E F0 .642(to be)3.912 F .474 | |
3391 | (opened for appending on \214le descriptor)108 408 R F2(n)2.974 E F0 | |
17345e5a | 3392 | 2.974(,o).24 G 2.974(rt)-2.974 G .474 |
ac50fbac CR |
3393 | (he standard output \(\214le descriptor 1\) if)-2.974 F F2(n)3.333 E F0 |
3394 | .473(is not speci\214ed.)3.213 F(If)5.473 E(the \214le does not e)108 | |
3395 | 420 Q(xist it is created.)-.15 E | |
3396 | (The general format for appending output is:)108 436.8 Q([)144 453.6 Q | |
3397 | F2(n)A F0(])A F1(>>)A F2(wor)A(d)-.37 E F1(Redir)87 475.2 Q | |
3398 | (ecting Standard Output and Standard Err)-.18 E(or)-.18 E F0 .248 | |
3399 | (This construct allo)108 487.2 R .249(ws both the standard output \(\ | |
3400 | \214le descriptor 1\) and the standard error output \(\214le descrip-) | |
3401 | -.25 F(tor 2\) to be redirected to the \214le whose name is the e)108 | |
3402 | 499.2 Q(xpansion of)-.15 E F2(wor)2.5 E(d)-.37 E F0(.).77 E | |
3403 | (There are tw)108 516 Q 2.5(of)-.1 G | |
3404 | (ormats for redirecting standard output and standard error:)-2.5 E F1 | |
3405 | (&>)144 532.8 Q F2(wor)A(d)-.37 E F0(and)108 544.8 Q F1(>&)144 556.8 Q | |
3406 | F2(wor)A(d)-.37 E F0(Of the tw)108 573.6 Q 2.5(of)-.1 G | |
17345e5a | 3407 | (orms, the \214rst is preferred.)-2.5 E(This is semantically equi)5 E |
ac50fbac CR |
3408 | -.25(va)-.25 G(lent to).25 E F1(>)144 590.4 Q F2(wor)A(d)-.37 E F0(2)2.5 |
3409 | E F1(>&)A F0(1)A .115(When using the second form,)108 607.2 R F2(wor) | |
3410 | 2.614 E(d)-.37 E F0 .114(may not e)2.614 F .114(xpand to a number or) | |
3411 | -.15 F F1<ad>2.614 E F0 5.114(.I)C 2.614(fi)-5.114 G 2.614(td)-2.614 G | |
3412 | .114(oes, other redirection operators)-2.614 F(apply \(see)108 619.2 Q | |
3413 | F1(Duplicating File Descriptors)2.5 E F0(belo)2.5 E | |
3414 | (w\) for compatibility reasons.)-.25 E F1 -.25(Ap)87 636 S | |
17345e5a | 3415 | (pending Standard Output and Standard Err).25 E(or)-.18 E F0 .248 |
ac50fbac CR |
3416 | (This construct allo)108 648 R .249(ws both the standard output \(\214l\ |
3417 | e descriptor 1\) and the standard error output \(\214le descrip-)-.25 F | |
3418 | (tor 2\) to be appended to the \214le whose name is the e)108 660 Q | |
3419 | (xpansion of)-.15 E F2(wor)2.5 E(d)-.37 E F0(.).77 E | |
17345e5a | 3420 | (The format for appending standard output and standard error is:)108 |
ac50fbac CR |
3421 | 676.8 Q F1(&>>)144 693.6 Q F2(wor)A(d)-.37 E F0 |
3422 | (This is semantically equi)108 710.4 Q -.25(va)-.25 G(lent to).25 E F1 | |
3423 | (>>)144 727.2 Q F2(wor)A(d)-.37 E F0(2)2.5 E F1(>&)A F0(1)A | |
3424 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(26)190.95 E 0 Cg EP | |
3425 | %%Page: 27 27 | |
3426 | %%BeginPageSetup | |
3427 | BP | |
3428 | %%EndPageSetup | |
3429 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
3430 | -.35 E(\(see)108 84 Q/F1 10/Times-Bold@0 SF | |
3431 | (Duplicating File Descriptors)2.5 E F0(belo)2.5 E(w\).)-.25 E F1(Her)87 | |
3432 | 100.8 Q 2.5(eD)-.18 G(ocuments)-2.5 E F0 .33(This type of redirection i\ | |
495aee44 | 3433 | nstructs the shell to read input from the current source until a line c\ |
ac50fbac CR |
3434 | ontaining only)108 112.8 R/F2 10/Times-Italic@0 SF(delimiter)108.35 |
3435 | 124.8 Q F0 .614(\(with no trailing blanks\) is seen.)3.844 F .615 | |
17345e5a | 3436 | (All of the lines read up to that point are then used as the stan-)5.615 |
ac50fbac CR |
3437 | F(dard input for a command.)108 136.8 Q |
3438 | (The format of here-documents is:)108 153.6 Q F1(<<)144 170.4 Q F0([)A | |
3439 | F1<ad>A F0(])A F2(wor)A(d)-.37 E(her)164 182.4 Q(e-document)-.37 E | |
3440 | (delimiter)144 194.4 Q F0 .302(No parameter and v)108 211.2 R .302 | |
3441 | (ariable e)-.25 F .302(xpansion, command substitution, arithmetic e)-.15 | |
3442 | F .301(xpansion, or pathname e)-.15 F(xpansion)-.15 E .225 | |
3443 | (is performed on)108 223.2 R F2(wor)2.725 E(d)-.37 E F0 5.225(.I).77 G | |
3444 | 2.726(fa)-5.225 G .526 -.15(ny c)-2.726 H .226(haracters in).15 F F2 | |
3445 | (wor)3.066 E(d)-.37 E F0 .226(are quoted, the)3.496 F F2(delimiter)3.076 | |
3446 | E F0 .226(is the result of quote remo)3.456 F -.25(va)-.15 G 2.726(lo) | |
3447 | .25 G(n)-2.726 E F2(wor)108 235.2 Q(d)-.37 E F0 2.715(,a).77 G .215 | |
3448 | (nd the lines in the here-document are not e)-2.715 F 2.714(xpanded. If) | |
3449 | -.15 F F2(wor)2.714 E(d)-.37 E F0 .214 | |
3450 | (is unquoted, all lines of the here-docu-)2.714 F .499 | |
3451 | (ment are subjected to parameter e)108 247.2 R .499 | |
3452 | (xpansion, command substitution, and arithmetic e)-.15 F .5 | |
3453 | (xpansion, the character)-.15 F(sequence)108 259.2 Q F1(\\<newline>)2.5 | |
3454 | E F0(is ignored, and)2.5 E F1(\\)2.5 E F0 | |
3455 | (must be used to quote the characters)2.5 E F1(\\)2.5 E F0(,)A F1($)2.5 | |
3456 | E F0 2.5(,a)C(nd)-2.5 E F1<92>2.5 E F0(.)A .602 | |
3457 | (If the redirection operator is)108 276 R F1(<<\255)3.101 E F0 3.101(,t) | |
495aee44 | 3458 | C .601(hen all leading tab characters are stripped from input lines and\ |
ac50fbac | 3459 | the line)-3.101 F(containing)108 288 Q F2(delimiter)2.5 E F0 5(.T).73 G |
495aee44 | 3460 | (his allo)-5 E |
17345e5a | 3461 | (ws here-documents within shell scripts to be indented in a natural f) |
ac50fbac CR |
3462 | -.25 E(ashion.)-.1 E F1(Her)87 304.8 Q 2.5(eS)-.18 G(trings)-2.5 E F0 |
3463 | 2.5(Av)108 316.8 S(ariant of here documents, the format is:)-2.75 E F1 | |
3464 | (<<<)144 333.6 Q F2(wor)A(d)-.37 E F0(The)108 350.4 Q F2(wor)2.893 E(d) | |
3465 | -.37 E F0(under)2.893 E .393(goes brace e)-.18 F .393(xpansion, tilde e) | |
3466 | -.15 F .393(xpansion, parameter and v)-.15 F .394(ariable e)-.25 F .394 | |
3467 | (xpansion, command substi-)-.15 F 2.148(tution, arithmetic e)108 362.4 R | |
3468 | 2.148(xpansion, and quote remo)-.15 F -.25(va)-.15 G 4.648(l. P).25 F | |
3469 | 2.148(athname e)-.15 F 2.148(xpansion and w)-.15 F 2.147 | |
3470 | (ord splitting are not per)-.1 F(-)-.2 E 2.5(formed. The)108 374.4 R(re\ | |
3471 | sult is supplied as a single string to the command on its standard inpu\ | |
3472 | t.)2.5 E F1(Duplicating File Descriptors)87 391.2 Q F0 | |
3473 | (The redirection operator)108 403.2 Q([)144 420 Q F2(n)A F0(])A F1(<&)A | |
3474 | F2(wor)A(d)-.37 E F0 .126 | |
3475 | (is used to duplicate input \214le descriptors.)108 436.8 R(If)5.127 E | |
495aee44 | 3476 | F2(wor)2.967 E(d)-.37 E F0 -.15(ex)3.397 G .127 |
17345e5a | 3477 | (pands to one or more digits, the \214le descriptor denoted).15 F(by)108 |
ac50fbac | 3478 | 448.8 Q F2(n)3.318 E F0 .458(is made to be a cop)3.198 F 2.958(yo)-.1 G |
17345e5a JA |
3479 | 2.958(ft)-2.958 G .457(hat \214le descriptor)-2.958 F 5.457(.I)-.55 G |
3480 | 2.957(ft)-5.457 G .457(he digits in)-2.957 F F2(wor)3.297 E(d)-.37 E F0 | |
3481 | .457(do not specify a \214le descriptor open)3.727 F .149 | |
ac50fbac | 3482 | (for input, a redirection error occurs.)108 460.8 R(If)5.149 E F2(wor) |
17345e5a JA |
3483 | 2.989 E(d)-.37 E F0 -.25(eva)3.419 G .149(luates to).25 F F1<ad>2.649 E |
3484 | F0 2.65<2c8c>C .15(le descriptor)-2.65 F F2(n)3.01 E F0 .15(is closed.) | |
3485 | 2.89 F(If)5.15 E F2(n)3.01 E F0 .15(is not speci\214ed,)2.89 F | |
ac50fbac CR |
3486 | (the standard input \(\214le descriptor 0\) is used.)108 472.8 Q |
3487 | (The operator)108 489.6 Q([)144 506.4 Q F2(n)A F0(])A F1(>&)A F2(wor)A | |
17345e5a | 3488 | (d)-.37 E F0 .444 |
ac50fbac CR |
3489 | (is used similarly to duplicate output \214le descriptors.)108 523.2 R |
3490 | (If)5.444 E F2(n)3.304 E F0 .443 | |
17345e5a | 3491 | (is not speci\214ed, the standard output \(\214le descrip-)3.183 F 1.357 |
ac50fbac CR |
3492 | (tor 1\) is used.)108 535.2 R 1.357(If the digits in)6.357 F F2(wor) |
3493 | 4.197 E(d)-.37 E F0 1.358(do not specify a \214le descriptor open for o\ | |
3494 | utput, a redirection error)4.627 F 2.754(occurs. If)108 547.2 R F2(wor) | |
3495 | 3.094 E(d)-.37 E F0 -.25(eva)3.524 G .254(luates to).25 F F1<ad>2.754 E | |
3496 | F0 2.754<2c8c>C .254(le descriptor)-2.754 F F2(n)3.114 E F0 .254 | |
3497 | (is closed.)2.994 F .254(As a special case, if)5.254 F F2(n)2.754 E F0 | |
3498 | .253(is omitted, and)2.754 F F2(wor)2.753 E(d)-.37 E F0(does)2.753 E | |
3499 | .965(not e)108 559.2 R .965(xpand to one or more digits or)-.15 F F1<ad> | |
3500 | 3.465 E F0 3.466(,t)C .966 | |
3501 | (he standard output and standard error are redirected as described) | |
3502 | -3.466 F(pre)108 571.2 Q(viously)-.25 E(.)-.65 E F1(Mo)87 588 Q | |
3503 | (ving File Descriptors)-.1 E F0(The redirection operator)108 600 Q([)144 | |
3504 | 616.8 Q F2(n)A F0(])A F1(<&)A F2(digit)A F1<ad>A F0(mo)108 633.6 Q -.15 | |
3505 | (ve)-.15 G 3.036(st).15 G .536(he \214le descriptor)-3.036 F F2(digit) | |
3506 | 3.036 E F0 .536(to \214le descriptor)3.036 F F2(n)3.036 E F0 3.036(,o) | |
3507 | .24 G 3.036(rt)-3.036 G .535 | |
3508 | (he standard input \(\214le descriptor 0\) if)-3.036 F F2(n)3.035 E F0 | |
3509 | .535(is not speci-)3.035 F(\214ed.)108 645.6 Q F2(digit)5 E F0 | |
3510 | (is closed after being duplicated to)2.5 E F2(n)2.5 E F0(.)A(Similarly) | |
3511 | 108 662.4 Q 2.5(,t)-.65 G(he redirection operator)-2.5 E([)144 679.2 Q | |
3512 | F2(n)A F0(])A F1(>&)A F2(digit)A F1<ad>A F0(mo)108 696 Q -.15(ve)-.15 G | |
3513 | 2.785(st).15 G .285(he \214le descriptor)-2.785 F F2(digit)2.785 E F0 | |
3514 | .285(to \214le descriptor)2.785 F F2(n)2.785 E F0 2.785(,o).24 G 2.785 | |
3515 | (rt)-2.785 G .286(he standard output \(\214le descriptor 1\) if)-2.785 F | |
3516 | F2(n)2.786 E F0 .286(is not speci-)2.786 F(\214ed.)108 708 Q | |
3517 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(27)190.95 E 0 Cg EP | |
3518 | %%Page: 28 28 | |
3519 | %%BeginPageSetup | |
3520 | BP | |
3521 | %%EndPageSetup | |
3522 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
3523 | -.35 E/F1 10/Times-Bold@0 SF(Opening File Descriptors f)87 84 Q | |
3524 | (or Reading and Writing)-.25 E F0(The redirection operator)108 96 Q([) | |
3525 | 144 112.8 Q/F2 10/Times-Italic@0 SF(n)A F0(])A F1(<>)A F2(wor)A(d)-.37 E | |
3526 | F0 1.349(causes the \214le whose name is the e)108 129.6 R 1.349 | |
3527 | (xpansion of)-.15 F F2(wor)4.189 E(d)-.37 E F0 1.349 | |
17345e5a | 3528 | (to be opened for both reading and writing on \214le)4.619 F(descriptor) |
ac50fbac | 3529 | 108 141.6 Q F2(n)2.5 E F0 2.5(,o).24 G 2.5(ro)-2.5 G 2.5<6e8c>-2.5 G |
17345e5a | 3530 | (le descriptor 0 if)-2.5 E F2(n)2.86 E F0(is not speci\214ed.)2.74 E |
495aee44 | 3531 | (If the \214le does not e)5 E(xist, it is created.)-.15 E/F3 10.95 |
ac50fbac CR |
3532 | /Times-Bold@0 SF(ALIASES)72 158.4 Q F2(Aliases)108 170.4 Q F0(allo)3.173 |
3533 | E 3.173(was)-.25 G .674(tring to be substituted for a w)-3.173 F .674 | |
3534 | (ord when it is used as the \214rst w)-.1 F .674 | |
17345e5a | 3535 | (ord of a simple command.)-.1 F .394(The shell maintains a list of alia\ |
ac50fbac CR |
3536 | ses that may be set and unset with the)108 182.4 R F1(alias)2.893 E F0 |
3537 | (and)2.893 E F1(unalias)2.893 E F0 -.2(bu)2.893 G .393(iltin commands).2 | |
3538 | F(\(see)108 194.4 Q/F4 9/Times-Bold@0 SF 1.979(SHELL B)4.479 F(UIL)-.09 | |
3539 | E 1.979(TIN COMMANDS)-.828 F F0(belo)4.229 E 4.48(w\). The)-.25 F 1.98 | |
3540 | (\214rst w)4.48 F 1.98(ord of each simple command, if unquoted, is)-.1 F | |
3541 | (check)108 206.4 Q .473(ed to see if it has an alias.)-.1 F .473 | |
3542 | (If so, that w)5.473 F .472(ord is replaced by the te)-.1 F .472 | |
3543 | (xt of the alias.)-.15 F .472(The characters)5.472 F F1(/)2.972 E F0(,)A | |
3544 | F1($)2.972 E F0(,)A F1<92>2.972 E F0(,)A(and)108 218.4 Q F1(=)3.611 E F0 | |
3545 | 1.111(and an)3.611 F 3.611(yo)-.15 G 3.611(ft)-3.611 G 1.111(he shell) | |
3546 | -3.611 F F2(metac)3.612 E(har)-.15 E(acter)-.15 E(s)-.1 E F0 1.112 | |
3547 | (or quoting characters listed abo)3.612 F 1.412 -.15(ve m)-.15 H 1.112 | |
3548 | (ay not appear in an alias).15 F 3.62(name. The)108 230.4 R 1.12 | |
3549 | (replacement te)3.62 F 1.119(xt may contain an)-.15 F 3.619(yv)-.15 G | |
3550 | 1.119(alid shell input, including shell metacharacters.)-3.869 F 1.119 | |
3551 | (The \214rst)6.119 F -.1(wo)108 242.4 S .513(rd of the replacement te).1 | |
3552 | F .513(xt is tested for aliases, b)-.15 F .513(ut a w)-.2 F .514 | |
3553 | (ord that is identical to an alias being e)-.1 F .514(xpanded is)-.15 F | |
3554 | .296(not e)108 254.4 R .296(xpanded a second time.)-.15 F .296 | |
3555 | (This means that one may alias)5.296 F F1(ls)2.796 E F0(to)2.796 E F1 | |
3556 | .296(ls \255F)2.796 F F0 2.796(,f)C .295(or instance, and)-2.796 F F1 | |
3557 | (bash)2.795 E F0 .295(does not try)2.795 F .542(to recursi)108 266.4 R | |
3558 | -.15(ve)-.25 G .542(ly e).15 F .542(xpand the replacement te)-.15 F | |
3559 | 3.042(xt. If)-.15 F .543(the last character of the alias v)3.042 F .543 | |
3560 | (alue is a)-.25 F F2(blank)3.043 E F0 3.043(,t).67 G .543(hen the ne) | |
3561 | -3.043 F(xt)-.15 E(command w)108 278.4 Q(ord follo)-.1 E | |
17345e5a | 3562 | (wing the alias is also check)-.25 E(ed for alias e)-.1 E(xpansion.)-.15 |
ac50fbac | 3563 | E(Aliases are created and listed with the)108 295.2 Q F1(alias)2.5 E F0 |
495aee44 | 3564 | (command, and remo)2.5 E -.15(ve)-.15 G 2.5(dw).15 G(ith the)-2.5 E F1 |
17345e5a | 3565 | (unalias)2.5 E F0(command.)2.5 E .284 |
ac50fbac | 3566 | (There is no mechanism for using ar)108 312 R .284 |
17345e5a JA |
3567 | (guments in the replacement te)-.18 F 2.784(xt. If)-.15 F(ar)2.784 E |
3568 | .284(guments are needed, a shell func-)-.18 F(tion should be used \(see) | |
ac50fbac CR |
3569 | 108 324 Q F4(FUNCTIONS)2.5 E F0(belo)2.25 E(w\).)-.25 E 1.22 |
3570 | (Aliases are not e)108 340.8 R 1.22 | |
17345e5a | 3571 | (xpanded when the shell is not interacti)-.15 F -.15(ve)-.25 G 3.72(,u) |
495aee44 | 3572 | .15 G 1.22(nless the)-3.72 F F1(expand_aliases)3.72 E F0 1.22 |
ac50fbac | 3573 | (shell option is set)3.72 F(using)108 352.8 Q F1(shopt)2.5 E F0 |
495aee44 | 3574 | (\(see the description of)2.5 E F1(shopt)2.5 E F0(under)2.5 E F4 |
17345e5a | 3575 | (SHELL B)2.5 E(UIL)-.09 E(TIN COMMANDS)-.828 E F0(belo)2.25 E(w\).)-.25 |
ac50fbac | 3576 | E .436 |
17345e5a | 3577 | (The rules concerning the de\214nition and use of aliases are some)108 |
ac50fbac CR |
3578 | 369.6 R .435(what confusing.)-.25 F F1(Bash)5.435 E F0(al)2.935 E -.1 |
3579 | (wa)-.1 G .435(ys reads at least).1 F .337 | |
3580 | (one complete line of input before e)108 381.6 R -.15(xe)-.15 G .338 | |
17345e5a | 3581 | (cuting an).15 F 2.838(yo)-.15 G 2.838(ft)-2.838 G .338 |
ac50fbac CR |
3582 | (he commands on that line.)-2.838 F .338(Aliases are e)5.338 F .338 |
3583 | (xpanded when)-.15 F 3.404(ac)108 393.6 S .904 | |
3584 | (ommand is read, not when it is e)-3.404 F -.15(xe)-.15 G 3.404 | |
17345e5a | 3585 | (cuted. Therefore,).15 F .904 |
ac50fbac CR |
3586 | (an alias de\214nition appearing on the same line as)3.404 F 1.161 |
3587 | (another command does not tak)108 405.6 R 3.662(ee)-.1 G -.25(ff)-3.662 | |
17345e5a | 3588 | G 1.162(ect until the ne).25 F 1.162(xt line of input is read.)-.15 F |
ac50fbac CR |
3589 | 1.162(The commands follo)6.162 F 1.162(wing the)-.25 F .277 |
3590 | (alias de\214nition on that line are not af)108 417.6 R .277 | |
17345e5a | 3591 | (fected by the ne)-.25 F 2.777(wa)-.25 G 2.777(lias. This)-2.777 F(beha) |
ac50fbac CR |
3592 | 2.777 E .277(vior is also an issue when functions)-.2 F .698(are e)108 |
3593 | 429.6 R -.15(xe)-.15 G 3.198(cuted. Aliases).15 F .698(are e)3.198 F | |
3594 | .699(xpanded when a function de\214nition is read, not when the functio\ | |
3595 | n is e)-.15 F -.15(xe)-.15 G(cuted,).15 E .495 | |
3596 | (because a function de\214nition is itself a compound command.)108 441.6 | |
3597 | R .494(As a consequence, aliases de\214ned in a func-)5.494 F .084 | |
3598 | (tion are not a)108 453.6 R -.25(va)-.2 G .084 | |
17345e5a JA |
3599 | (ilable until after that function is e).25 F -.15(xe)-.15 G 2.584 |
3600 | (cuted. T).15 F 2.584(ob)-.8 G 2.584(es)-2.584 G .084(afe, al)-2.584 F | |
ac50fbac CR |
3601 | -.1(wa)-.1 G .085(ys put alias de\214nitions on a sepa-).1 F |
3602 | (rate line, and do not use)108 465.6 Q F1(alias)2.5 E F0 | |
3603 | (in compound commands.)2.5 E -.15(Fo)108 482.4 S 2.5(ra).15 G(lmost e) | |
495aee44 | 3604 | -2.5 E -.15(ve)-.25 G |
ac50fbac CR |
3605 | (ry purpose, aliases are superseded by shell functions.).15 E F3 |
3606 | (FUNCTIONS)72 499.2 Q F0 3.468(As)108 511.2 S .968 | |
3607 | (hell function, de\214ned as described abo)-3.468 F 1.267 -.15(ve u)-.15 | |
3608 | H(nder).15 E F4 .967(SHELL GRAMMAR)3.467 F/F5 9/Times-Roman@0 SF(,)A F0 | |
3609 | .967(stores a series of commands for)3.217 F 1.001(later e)108 523.2 R | |
3610 | -.15(xe)-.15 G 3.501(cution. When).15 F 1.002(the name of a shell funct\ | |
3611 | ion is used as a simple command name, the list of com-)3.501 F .316 | |
3612 | (mands associated with that function name is e)108 535.2 R -.15(xe)-.15 | |
3613 | G 2.816(cuted. Functions).15 F .316(are e)2.816 F -.15(xe)-.15 G .315 | |
3614 | (cuted in the conte).15 F .315(xt of the current)-.15 F .035 | |
3615 | (shell; no ne)108 547.2 R 2.535(wp)-.25 G .036 | |
3616 | (rocess is created to interpret them \(contrast this with the e)-2.535 F | |
3617 | -.15(xe)-.15 G .036(cution of a shell script\).).15 F .036(When a)5.036 | |
3618 | F .64(function is e)108 559.2 R -.15(xe)-.15 G .64(cuted, the ar).15 F | |
17345e5a JA |
3619 | .639 |
3620 | (guments to the function become the positional parameters during its e) | |
ac50fbac CR |
3621 | -.18 F -.15(xe)-.15 G(cution.).15 E .532(The special parameter)108 571.2 |
3622 | R F1(#)3.032 E F0 .532(is updated to re\215ect the change.)3.032 F .532 | |
3623 | (Special parameter)5.532 F F1(0)3.033 E F0 .533(is unchanged.)3.033 F | |
3624 | .533(The \214rst ele-)5.533 F(ment of the)108 583.2 Q F4(FUNCN)2.5 E | |
495aee44 | 3625 | (AME)-.18 E F0 -.25(va)2.25 G |
0001803f CR |
3626 | (riable is set to the name of the function while the function is e).25 E |
3627 | -.15(xe)-.15 G(cuting.).15 E 1.25(All other aspects of the shell e)108 | |
ac50fbac | 3628 | 600 R -.15(xe)-.15 G 1.25(cution en).15 F 1.25 |
0001803f | 3629 | (vironment are identical between a function and its caller with)-.4 F |
ac50fbac | 3630 | 1.048(these e)108 612 R 3.548(xceptions: the)-.15 F F4(DEB)3.548 E(UG) |
495aee44 CR |
3631 | -.09 E F0(and)3.298 E F1(RETURN)3.548 E F0 1.048 |
3632 | (traps \(see the description of the)3.548 F F1(trap)3.548 E F0 -.2(bu) | |
ac50fbac CR |
3633 | 3.548 G 1.048(iltin under).2 F F4(SHELL)3.549 E -.09(BU)108 624 S(IL).09 |
3634 | E .479(TIN COMMANDS)-.828 F F0(belo)2.729 E .479 | |
17345e5a | 3635 | (w\) are not inherited unless the function has been gi)-.25 F -.15(ve) |
ac50fbac CR |
3636 | -.25 G 2.978(nt).15 G(he)-2.978 E F1(trace)2.978 E F0(attrib)2.978 E |
3637 | .478(ute \(see)-.2 F .42(the description of the)108 636 R F4(declar)2.92 | |
3638 | E(e)-.162 E F0 -.2(bu)2.67 G .42(iltin belo).2 F .42(w\) or the)-.25 F | |
3639 | F1 .42(\255o functrace)2.92 F F0 .42 | |
3640 | (shell option has been enabled with the)2.92 F F1(set)2.921 E F0 -.2(bu) | |
3641 | 108 648 S .072(iltin \(in which case all functions inherit the).2 F F1 | |
495aee44 | 3642 | (DEB)2.572 E(UG)-.1 E F0(and)2.572 E F1(RETURN)2.572 E F0 .072 |
ac50fbac CR |
3643 | (traps\), and the)2.572 F F4(ERR)2.571 E F0 .071(trap is not inher)2.321 |
3644 | F(-)-.2 E(ited unless the)108 660 Q F1(\255o errtrace)2.5 E F0 | |
3645 | (shell option has been enabled.)2.5 E -1.11(Va)108 676.8 S .655 | |
495aee44 | 3646 | (riables local to the function may be declared with the)1.11 F F1(local) |
ac50fbac CR |
3647 | 3.155 E F0 -.2(bu)3.156 G .656(iltin command.).2 F(Ordinarily)5.656 E |
3648 | 3.156(,v)-.65 G .656(ariables and)-3.406 F(their v)108 688.8 Q | |
0001803f | 3649 | (alues are shared between the function and its caller)-.25 E(.)-.55 E |
ac50fbac | 3650 | (The)108 705.6 Q F1(FUNCNEST)3.529 E F0 -.25(va)3.529 G 1.028 |
495aee44 CR |
3651 | (riable, if set to a numeric v).25 F 1.028 |
3652 | (alue greater than 0, de\214nes a maximum function nesting)-.25 F(le)108 | |
ac50fbac | 3653 | 717.6 Q -.15(ve)-.25 G 2.5(l. Function).15 F(in)2.5 E -.2(vo)-.4 G |
495aee44 | 3654 | (cations that e).2 E(xceed the limit cause the entire command to abort.) |
ac50fbac CR |
3655 | -.15 E(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(28)190.95 E 0 Cg |
3656 | EP | |
3657 | %%Page: 29 29 | |
3658 | %%BeginPageSetup | |
3659 | BP | |
3660 | %%EndPageSetup | |
3661 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
3662 | -.35 E .043(If the b)108 84 R .043(uiltin command)-.2 F/F1 10 | |
3663 | /Times-Bold@0 SF -.18(re)2.543 G(tur).18 E(n)-.15 E F0 .043(is e)2.543 F | |
3664 | -.15(xe)-.15 G .043(cuted in a function, the function completes and e) | |
3665 | .15 F -.15(xe)-.15 G .044(cution resumes with).15 F 1.012(the ne)108 96 | |
3666 | R 1.012(xt command after the function call.)-.15 F(An)6.011 E 3.511(yc) | |
3667 | -.15 G 1.011(ommand associated with the)-3.511 F F1(RETURN)3.511 E F0 | |
3668 | 1.011(trap is e)3.511 F -.15(xe)-.15 G(cuted).15 E .213(before e)108 108 | |
3669 | R -.15(xe)-.15 G .213(cution resumes.).15 F .213 | |
3670 | (When a function completes, the v)5.213 F .214 | |
17345e5a | 3671 | (alues of the positional parameters and the spe-)-.25 F(cial parameter) |
ac50fbac CR |
3672 | 108 120 Q F1(#)2.5 E F0(are restored to the v)2.5 E(alues the)-.25 E 2.5 |
3673 | (yh)-.15 G(ad prior to the function')-2.5 E 2.5(se)-.55 G -.15(xe)-2.65 | |
3674 | G(cution.).15 E 1.359 | |
3675 | (Function names and de\214nitions may be listed with the)108 136.8 R F1 | |
495aee44 | 3676 | <ad66>3.858 E F0 1.358(option to the)3.858 F F1(declar)3.858 E(e)-.18 E |
ac50fbac CR |
3677 | F0(or)3.858 E F1(typeset)3.858 E F0 -.2(bu)3.858 G 1.358(iltin com-).2 F |
3678 | 3.39(mands. The)108 148.8 R F1<ad46>3.39 E F0 .89(option to)3.39 F F1 | |
495aee44 | 3679 | (declar)3.39 E(e)-.18 E F0(or)3.39 E F1(typeset)3.39 E F0 .89 |
17345e5a | 3680 | (will list the function names only \(and optionally the source)3.39 F |
ac50fbac CR |
3681 | .327(\214le and line number)108 160.8 R 2.827(,i)-.4 G 2.827(ft)-2.827 G |
3682 | (he)-2.827 E F1(extdeb)2.827 E(ug)-.2 E F0 .326 | |
3683 | (shell option is enabled\).)2.827 F .326(Functions may be e)5.326 F .326 | |
3684 | (xported so that subshells)-.15 F 1.297(automatically ha)108 172.8 R | |
3685 | 1.597 -.15(ve t)-.2 H 1.297(hem de\214ned with the).15 F F1<ad66>3.797 E | |
3686 | F0 1.297(option to the)3.797 F F1(export)3.798 E F0 -.2(bu)3.798 G 3.798 | |
3687 | (iltin. A).2 F 1.298(function de\214nition may be)3.798 F .161 | |
3688 | (deleted using the)108 184.8 R F1<ad66>2.661 E F0 .161(option to the) | |
3689 | 2.661 F F1(unset)2.661 E F0 -.2(bu)2.661 G 2.661(iltin. Note).2 F .16 | |
3690 | (that shell functions and v)2.661 F .16(ariables with the same name)-.25 | |
3691 | F 1.325(may result in multiple identically-named entries in the en)108 | |
3692 | 196.8 R 1.325(vironment passed to the shell')-.4 F 3.825(sc)-.55 G 3.825 | |
3693 | (hildren. Care)-3.825 F(should be tak)108 208.8 Q | |
3694 | (en in cases where this may cause a problem.)-.1 E .372 | |
3695 | (Functions may be recursi)108 225.6 R -.15(ve)-.25 G 5.371(.T).15 G(he) | |
495aee44 CR |
3696 | -5.371 E F1(FUNCNEST)2.871 E F0 -.25(va)2.871 G .371 |
3697 | (riable may be used to limit the depth of the function call).25 F 1.141 | |
ac50fbac | 3698 | (stack and restrict the number of function in)108 237.6 R -.2(vo)-.4 G |
495aee44 | 3699 | 3.641(cations. By).2 F(def)3.641 E 1.141 |
ac50fbac CR |
3700 | (ault, no limit is imposed on the number of)-.1 F(recursi)108 249.6 Q .3 |
3701 | -.15(ve c)-.25 H(alls.).15 E/F2 10.95/Times-Bold@0 SF(ARITHMETIC EV)72 | |
3702 | 266.4 Q(ALU)-1.478 E -1.04(AT)-.657 G(ION)1.04 E F0 2.298 | |
3703 | (The shell allo)108 278.4 R 2.297(ws arithmetic e)-.25 F 2.297 | |
3704 | (xpressions to be e)-.15 F -.25(va)-.25 G 2.297 | |
3705 | (luated, under certain circumstances \(see the).25 F F1(let)4.797 E F0 | |
3706 | (and)4.797 E F1(declar)108 290.4 Q(e)-.18 E F0 -.2(bu)2.705 G .205 | |
3707 | (iltin commands and).2 F F1 .205(Arithmetic Expansion)2.705 F F0 2.705 | |
3708 | (\). Ev)B .205(aluation is done in \214x)-.25 F .206(ed-width inte)-.15 | |
3709 | F .206(gers with no)-.15 F .429(check for o)108 302.4 R -.15(ve)-.15 G | |
3710 | (r\215o).15 E 1.729 -.65(w, t)-.25 H .429(hough di).65 F .428 | |
3711 | (vision by 0 is trapped and \215agged as an error)-.25 F 5.428(.T)-.55 G | |
3712 | .428(he operators and their prece-)-5.428 F 1.919(dence, associati)108 | |
3713 | 314.4 R(vity)-.25 E 4.419(,a)-.65 G 1.919(nd v)-4.419 F 1.919 | |
3714 | (alues are the same as in the C language.)-.25 F 1.92(The follo)6.92 F | |
3715 | 1.92(wing list of operators is)-.25 F(grouped into le)108 326.4 Q -.15 | |
495aee44 | 3716 | (ve)-.25 G(ls of equal-precedence operators.).15 E(The le)5 E -.15(ve) |
ac50fbac CR |
3717 | -.25 G(ls are listed in order of decreasing precedence.).15 E/F3 10 |
3718 | /Times-Italic@0 SF(id)108 343.2 Q F1(++)A F3(id)2.5 E F1<adad>A F0 -.25 | |
3719 | (va)144 355.2 S(riable post-increment and post-decrement).25 E F1(++)108 | |
3720 | 367.2 Q F3(id)A F1<adad>2.5 E F3(id)A F0 -.25(va)144 379.2 S | |
3721 | (riable pre-increment and pre-decrement).25 E F1 2.5<ad2b>108 391.2 S F0 | |
3722 | (unary minus and plus)19.6 E F1 2.5(!~)108 403.2 S F0 | |
3723 | (logical and bitwise ne)24.34 E -.05(ga)-.15 G(tion).05 E F1(**)108 | |
3724 | 415.2 Q F0 -.15(ex)26 G(ponentiation).15 E F1 2.5(*/%)108 427.2 S F0 | |
3725 | (multiplication, di)10.72 E(vision, remainder)-.25 E F1 2.5<2bad>108 | |
3726 | 439.2 S F0(addition, subtraction)19.6 E F1(<< >>)108 451.2 Q F0 | |
3727 | (left and right bitwise shifts)10.7 E F1(<= >= < >)108 463.2 Q F0 | |
3728 | (comparison)144 475.2 Q F1(== !=)108 487.2 Q F0(equality and inequality) | |
3729 | 13.07 E F1(&)108 499.2 Q F0(bitwise AND)27.67 E F1(^)108 511.2 Q F0 | |
3730 | (bitwise e)32.67 E(xclusi)-.15 E .3 -.15(ve O)-.25 H(R).15 E F1(|)108 | |
3731 | 523.2 Q F0(bitwise OR)33.8 E F1(&&)108 535.2 Q F0(logical AND)19.34 E F1 | |
3732 | (||)108 547.2 Q F0(logical OR)31.6 E F3 -.2(ex)108 559.2 S(pr).2 E F1(?) | |
3733 | A F3 -.2(ex)C(pr).2 E F1(:)A F3 -.2(ex)C(pr).2 E F0 | |
3734 | (conditional operator)144 571.2 Q F1 2.5(=*)108 583.2 S 2.5(=/)-2.5 G | |
3735 | 2.5(=%)-2.5 G 2.5(=+)-2.5 G 2.5<3dad>-2.5 G 2.5(=<)-2.5 G | |
3736 | (<= >>= &= ^= |=)-2.5 E F0(assignment)144 595.2 Q F3 -.2(ex)108 607.2 S | |
3737 | (pr1).2 E F1(,)2.5 E F3 -.2(ex)2.5 G(pr2).2 E F0(comma)144 619.2 Q .68 | |
3738 | (Shell v)108 636 R .68(ariables are allo)-.25 F .68 | |
3739 | (wed as operands; parameter e)-.25 F .68 | |
3740 | (xpansion is performed before the e)-.15 F .68(xpression is e)-.15 F | |
3741 | -.25(va)-.25 G(lu-).25 E 3.507(ated. W)108 648 R 1.007(ithin an e)-.4 F | |
3742 | 1.007(xpression, shell v)-.15 F 1.007 | |
3743 | (ariables may also be referenced by name without using the parameter) | |
3744 | -.25 F -.15(ex)108 660 S 1.041(pansion syntax.).15 F 3.541(As)6.041 G | |
3745 | 1.041(hell v)-3.541 F 1.041(ariable that is null or unset e)-.25 F -.25 | |
3746 | (va)-.25 G 1.04(luates to 0 when referenced by name without).25 F 1.466 | |
3747 | (using the parameter e)108 672 R 1.466(xpansion syntax.)-.15 F 1.467 | |
3748 | (The v)6.466 F 1.467(alue of a v)-.25 F 1.467(ariable is e)-.25 F -.25 | |
3749 | (va)-.25 G 1.467(luated as an arithmetic e).25 F(xpression)-.15 E 1.39 | |
3750 | (when it is referenced, or when a v)108 684 R 1.389 | |
3751 | (ariable which has been gi)-.25 F -.15(ve)-.25 G 3.889(nt).15 G(he) | |
3752 | -3.889 E F3(inte)3.889 E -.1(ge)-.4 G(r).1 E F0(attrib)3.889 E 1.389 | |
3753 | (ute using)-.2 F F1(declar)3.889 E 3.889(e-)-.18 G(i)-3.889 E F0(is) | |
3754 | 3.889 E .332(assigned a v)108 696 R 2.832(alue. A)-.25 F .332(null v) | |
3755 | 2.832 F .332(alue e)-.25 F -.25(va)-.25 G .332(luates to 0.).25 F 2.832 | |
3756 | (As)5.332 G .332(hell v)-2.832 F .332(ariable need not ha)-.25 F .632 | |
3757 | -.15(ve i)-.2 H(ts).15 E F3(inte)2.832 E -.1(ge)-.4 G(r).1 E F0(attrib) | |
3758 | 2.832 E .333(ute turned on)-.2 F(to be used in an e)108 708 Q | |
3759 | (xpression.)-.15 E 1.406 | |
3760 | (Constants with a leading 0 are interpreted as octal numbers.)108 724.8 | |
3761 | R 3.906(Al)6.406 G 1.406(eading 0x or 0X denotes he)-3.906 F(xadecimal.) | |
3762 | -.15 E(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(29)190.95 E 0 Cg | |
3763 | EP | |
3764 | %%Page: 30 30 | |
0001803f CR |
3765 | %%BeginPageSetup |
3766 | BP | |
3767 | %%EndPageSetup | |
3768 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
3769 | -.35 E .112(Otherwise, numbers tak)108 84 R 2.612(et)-.1 G .112 |
3770 | (he form [)-2.612 F/F1 10/Times-Italic@0 SF(base#)A F0 .112 | |
3771 | (]n, where the optional)B F1(base)2.612 E F0 .113 | |
3772 | (is a decimal number between 2 and 64)2.612 F .534 | |
3773 | (representing the arithmetic base, and)108 96 R F1(n)3.034 E F0 .534 | |
3774 | (is a number in that base.)3.034 F(If)5.533 E F1(base#)3.033 E F0 .533 | |
3775 | (is omitted, then base 10 is used.)3.033 F .16(When specifying)108 108 R | |
3776 | F1(n)2.66 E F0 2.66(,t)C .16 | |
3777 | (he digits greater< than 9 are represented by the lo)-2.66 F .16 | |
3778 | (wercase letters, the uppercase letters,)-.25 F .943 | |
3779 | (@, and _, in that order)108 120 R 5.943(.I)-.55 G(f)-5.943 E F1(base) | |
3780 | 3.443 E F0 .942(is less than or equal to 36, lo)3.443 F .942 | |
3781 | (wercase and uppercase letters may be used)-.25 F | |
3782 | (interchangeably to represent numbers between 10 and 35.)108 132 Q .234 | |
3783 | (Operators are e)108 148.8 R -.25(va)-.25 G .234 | |
3784 | (luated in order of precedence.).25 F(Sub-e)5.234 E .234 | |
3785 | (xpressions in parentheses are e)-.15 F -.25(va)-.25 G .235 | |
3786 | (luated \214rst and may).25 F -.15(ove)108 160.8 S | |
3787 | (rride the precedence rules abo).15 E -.15(ve)-.15 G(.).15 E/F2 10.95 | |
3788 | /Times-Bold@0 SF(CONDITION)72 177.6 Q(AL EXPRESSIONS)-.219 E F0 .256 | |
3789 | (Conditional e)108 189.6 R .256(xpressions are used by the)-.15 F/F3 10 | |
3790 | /Times-Bold@0 SF([[)2.755 E F0 .255(compound command and the)2.755 F F3 | |
3791 | (test)2.755 E F0(and)2.755 E F3([)2.755 E F0 -.2(bu)2.755 G .255 | |
3792 | (iltin commands to test).2 F .77(\214le attrib)108 201.6 R .77 | |
17345e5a | 3793 | (utes and perform string and arithmetic comparisons.)-.2 F .77 |
ac50fbac CR |
3794 | (Expressions are formed from the follo)5.77 F(wing)-.25 E 1.041 |
3795 | (unary or binary primaries.)108 213.6 R 1.041(If an)6.041 F(y)-.15 E F1 | |
3796 | (\214le)3.541 E F0(ar)3.541 E 1.04 | |
3797 | (gument to one of the primaries is of the form)-.18 F F1(/de)3.54 E | |
3798 | (v/fd/n)-.15 E F0 3.54(,t)C 1.04(hen \214le)-3.54 F(descriptor)108 225.6 | |
3799 | Q F1(n)3.788 E F0 1.289(is check)3.788 F 3.789(ed. If)-.1 F(the)3.789 E | |
3800 | F1(\214le)3.789 E F0(ar)3.789 E 1.289 | |
3801 | (gument to one of the primaries is one of)-.18 F F1(/de)3.789 E(v/stdin) | |
3802 | -.15 E F0(,)A F1(/de)3.789 E(v/stdout)-.15 E F0 3.789(,o)C(r)-3.789 E F1 | |
3803 | (/de)108 237.6 Q(v/stderr)-.15 E F0 2.5<2c8c>C | |
17345e5a | 3804 | (le descriptor 0, 1, or 2, respecti)-2.5 E -.15(ve)-.25 G(ly).15 E 2.5 |
ac50fbac | 3805 | (,i)-.65 G 2.5(sc)-2.5 G(heck)-2.5 E(ed.)-.1 E .722 |
17345e5a | 3806 | (Unless otherwise speci\214ed, primaries that operate on \214les follo) |
ac50fbac CR |
3807 | 108 254.4 R 3.221(ws)-.25 G .721(ymbolic links and operate on the tar) |
3808 | -3.221 F(get)-.18 E(of the link, rather than the link itself.)108 266.4 | |
3809 | Q 1.095(When used with)108 284.4 R F3([[)3.595 E F0 3.595(,t)C(he)-3.595 | |
3810 | E F3(<)3.595 E F0(and)3.595 E F3(>)3.595 E F0 1.095(operators sort le) | |
3811 | 3.595 F 1.095(xicographically using the current locale.)-.15 F(The)6.096 | |
3812 | E F3(test)3.596 E F0(com-)3.596 E(mand sorts using ASCII ordering.)108 | |
3813 | 296.4 Q F3<ad61>108 320.4 Q F1(\214le)2.5 E F0 -.35(Tr)10.58 G(ue if).35 | |
3814 | E F1(\214le)2.5 E F0 -.15(ex)2.5 G(ists.).15 E F3<ad62>108 332.4 Q F1 | |
3815 | (\214le)2.5 E F0 -.35(Tr)10.02 G(ue if).35 E F1(\214le)2.5 E F0 -.15(ex) | |
3816 | 2.5 G(ists and is a block special \214le.).15 E F3<ad63>108 344.4 Q F1 | |
3817 | (\214le)2.5 E F0 -.35(Tr)11.14 G(ue if).35 E F1(\214le)2.5 E F0 -.15(ex) | |
3818 | 2.5 G(ists and is a character special \214le.).15 E F3<ad64>108 356.4 Q | |
3819 | F1(\214le)2.5 E F0 -.35(Tr)10.02 G(ue if).35 E F1(\214le)2.5 E F0 -.15 | |
3820 | (ex)2.5 G(ists and is a directory).15 E(.)-.65 E F3<ad65>108 368.4 Q F1 | |
3821 | (\214le)2.5 E F0 -.35(Tr)11.14 G(ue if).35 E F1(\214le)2.5 E F0 -.15(ex) | |
3822 | 2.5 G(ists.).15 E F3<ad66>108 380.4 Q F1(\214le)2.5 E F0 -.35(Tr)12.25 G | |
3823 | (ue if).35 E F1(\214le)2.5 E F0 -.15(ex)2.5 G(ists and is a re).15 E | |
3824 | (gular \214le.)-.15 E F3<ad67>108 392.4 Q F1(\214le)2.5 E F0 -.35(Tr) | |
3825 | 10.58 G(ue if).35 E F1(\214le)2.5 E F0 -.15(ex)2.5 G | |
3826 | (ists and is set-group-id.).15 E F3<ad68>108 404.4 Q F1(\214le)2.5 E F0 | |
3827 | -.35(Tr)10.02 G(ue if).35 E F1(\214le)2.5 E F0 -.15(ex)2.5 G | |
3828 | (ists and is a symbolic link.).15 E F3<ad6b>108 416.4 Q F1(\214le)2.5 E | |
3829 | F0 -.35(Tr)10.02 G(ue if).35 E F1(\214le)2.5 E F0 -.15(ex)2.5 G | |
3830 | (ists and its `).15 E(`stick)-.74 E(y')-.15 E 2.5('b)-.74 G(it is set.) | |
3831 | -2.5 E F3<ad70>108 428.4 Q F1(\214le)2.5 E F0 -.35(Tr)10.02 G(ue if).35 | |
3832 | E F1(\214le)2.5 E F0 -.15(ex)2.5 G(ists and is a named pipe \(FIFO\).) | |
3833 | .15 E F3<ad72>108 440.4 Q F1(\214le)2.5 E F0 -.35(Tr)11.14 G(ue if).35 E | |
3834 | F1(\214le)2.5 E F0 -.15(ex)2.5 G(ists and is readable.).15 E F3<ad73>108 | |
3835 | 452.4 Q F1(\214le)2.5 E F0 -.35(Tr)11.69 G(ue if).35 E F1(\214le)2.5 E | |
3836 | F0 -.15(ex)2.5 G(ists and has a size greater than zero.).15 E F3<ad74> | |
3837 | 108 464.4 Q F1(fd)2.5 E F0 -.35(Tr)16.69 G(ue if \214le descriptor).35 E | |
3838 | F1(fd)4.47 E F0(is open and refers to a terminal.)3.27 E F3<ad75>108 | |
3839 | 476.4 Q F1(\214le)2.5 E F0 -.35(Tr)10.02 G(ue if).35 E F1(\214le)2.5 E | |
3840 | F0 -.15(ex)2.5 G(ists and its set-user).15 E(-id bit is set.)-.2 E F3 | |
3841 | <ad77>108 488.4 Q F1(\214le)2.5 E F0 -.35(Tr)8.36 G(ue if).35 E F1 | |
3842 | (\214le)2.5 E F0 -.15(ex)2.5 G(ists and is writable.).15 E F3<ad78>108 | |
3843 | 500.4 Q F1(\214le)2.5 E F0 -.35(Tr)10.58 G(ue if).35 E F1(\214le)2.5 E | |
3844 | F0 -.15(ex)2.5 G(ists and is e).15 E -.15(xe)-.15 G(cutable.).15 E F3 | |
3845 | <ad47>108 512.4 Q F1(\214le)2.5 E F0 -.35(Tr)7.8 G(ue if).35 E F1 | |
3846 | (\214le)2.5 E F0 -.15(ex)2.5 G(ists and is o).15 E(wned by the ef)-.25 E | |
3847 | (fecti)-.25 E .3 -.15(ve g)-.25 H(roup id.).15 E F3<ad4c>108 524.4 Q F1 | |
3848 | (\214le)2.5 E F0 -.35(Tr)8.91 G(ue if).35 E F1(\214le)2.5 E F0 -.15(ex) | |
3849 | 2.5 G(ists and is a symbolic link.).15 E F3<ad4e>108 536.4 Q F1(\214le) | |
3850 | 2.5 E F0 -.35(Tr)8.36 G(ue if).35 E F1(\214le)2.5 E F0 -.15(ex)2.5 G | |
3851 | (ists and has been modi\214ed since it w).15 E(as last read.)-.1 E F3 | |
3852 | <ad4f>108 548.4 Q F1(\214le)2.5 E F0 -.35(Tr)7.8 G(ue if).35 E F1 | |
3853 | (\214le)2.5 E F0 -.15(ex)2.5 G(ists and is o).15 E(wned by the ef)-.25 E | |
3854 | (fecti)-.25 E .3 -.15(ve u)-.25 H(ser id.).15 E F3<ad53>108 560.4 Q F1 | |
3855 | (\214le)2.5 E F0 -.35(Tr)10.02 G(ue if).35 E F1(\214le)2.5 E F0 -.15(ex) | |
3856 | 2.5 G(ists and is a sock).15 E(et.)-.1 E F1(\214le1)108 572.4 Q F3 | |
3857 | (\255ef)2.5 E F1(\214le2)2.5 E F0 -.35(Tr)144 584.4 S(ue if).35 E F1 | |
3858 | (\214le1)2.5 E F0(and)2.5 E F1(\214le2)2.5 E F0(refer to the same de)2.5 | |
3859 | E(vice and inode numbers.)-.25 E F1(\214le1)108 596.4 Q F0<ad>2.5 E F3 | |
3860 | (nt)A F1(\214le2)2.5 E F0 -.35(Tr)144 608.4 S .039(ue if).35 F F1 | |
3861 | (\214le1)2.539 E F0 .039(is ne)2.539 F .039 | |
3862 | (wer \(according to modi\214cation date\) than)-.25 F F1(\214le2)2.539 E | |
3863 | F0 2.539(,o)C 2.539(ri)-2.539 G(f)-2.539 E F1(\214le1)2.539 E F0 -.15 | |
3864 | (ex)2.539 G .039(ists and).15 F F1(\214le2)2.539 E F0 .038(does not.) | |
3865 | 2.538 F F1(\214le1)108 620.4 Q F0<ad>2.5 E F3(ot)A F1(\214le2)2.5 E F0 | |
3866 | -.35(Tr)144 632.4 S(ue if).35 E F1(\214le1)2.5 E F0(is older than)2.5 E | |
3867 | F1(\214le2)2.5 E F0 2.5(,o)C 2.5(ri)-2.5 G(f)-2.5 E F1(\214le2)2.5 E F0 | |
3868 | -.15(ex)2.5 G(ists and).15 E F1(\214le1)2.5 E F0(does not.)2.5 E F3 | |
3869 | <ad6f>108 644.4 Q F1(optname)2.5 E F0 -.35(Tr)144 656.4 S .262 | |
3870 | (ue if the shell option).35 F F1(optname)2.992 E F0 .262(is enabled.) | |
3871 | 2.942 F .262(See the list of options under the description of the)5.262 | |
3872 | F F3<ad6f>2.763 E F0(option to the)144 668.4 Q F3(set)2.5 E F0 -.2(bu) | |
3873 | 2.5 G(iltin belo).2 E -.65(w.)-.25 G F3<ad76>108 680.4 Q F1(varname)2.5 | |
3874 | E F0 -.35(Tr)144 692.4 S(ue if the shell v).35 E(ariable)-.25 E F1 | |
3875 | (varname)2.79 E F0(is set \(has been assigned a v)2.68 E(alue\).)-.25 E | |
3876 | F3<ad52>108 704.4 Q F1(varname)2.5 E F0 -.35(Tr)144 716.4 S | |
3877 | (ue if the shell v).35 E(ariable)-.25 E F1(varname)2.79 E F0 | |
3878 | (is set and is a name reference.)2.68 E(GNU Bash 4.3)72 768 Q | |
3879 | (2014 February 2)141.79 E(30)190.95 E 0 Cg EP | |
3880 | %%Page: 31 31 | |
17345e5a JA |
3881 | %%BeginPageSetup |
3882 | BP | |
3883 | %%EndPageSetup | |
3884 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
3885 | -.35 E/F1 10/Times-Bold@0 SF<ad7a>108 84 Q/F2 10/Times-Italic@0 SF |
3886 | (string)2.5 E F0 -.35(Tr)144 96 S(ue if the length of).35 E F2(string) | |
3887 | 2.5 E F0(is zero.)2.5 E F2(string)108 108 Q F1<ad6e>108 120 Q F2(string) | |
3888 | 2.5 E F0 -.35(Tr)144 132 S(ue if the length of).35 E F2(string)2.84 E F0 | |
3889 | (is non-zero.)2.72 E F2(string1)108 148.8 Q F1(==)2.5 E F2(string2)2.5 E | |
3890 | (string1)108 160.8 Q F1(=)2.5 E F2(string2)2.5 E F0 -.35(Tr)144 172.8 S | |
3891 | .862(ue if the strings are equal.).35 F F1(=)5.861 E F0 .861 | |
3892 | (should be used with the)3.361 F F1(test)3.361 E F0 .861 | |
3893 | (command for POSIX conformance.)3.361 F .446(When used with the)144 | |
3894 | 184.8 R F1([[)2.946 E F0 .446 | |
3895 | (command, this performs pattern matching as described abo)2.946 F .747 | |
3896 | -.15(ve \()-.15 H F1(Compound).15 E(Commands)144 196.8 Q F0(\).)A F2 | |
3897 | (string1)108 213.6 Q F1(!=)2.5 E F2(string2)2.5 E F0 -.35(Tr)144 225.6 S | |
3898 | (ue if the strings are not equal.).35 E F2(string1)108 242.4 Q F1(<)2.5 | |
3899 | E F2(string2)2.5 E F0 -.35(Tr)144 254.4 S(ue if).35 E F2(string1)2.5 E | |
495aee44 | 3900 | F0(sorts before)2.5 E F2(string2)2.5 E F0(le)2.5 E(xicographically)-.15 |
ac50fbac CR |
3901 | E(.)-.65 E F2(string1)108 271.2 Q F1(>)2.5 E F2(string2)2.5 E F0 -.35 |
3902 | (Tr)144 283.2 S(ue if).35 E F2(string1)2.5 E F0(sorts after)2.5 E F2 | |
495aee44 | 3903 | (string2)2.5 E F0(le)2.5 E(xicographically)-.15 E(.)-.65 E F2(ar)108.33 |
ac50fbac CR |
3904 | 300 Q(g1)-.37 E F1(OP)2.5 E F2(ar)2.5 E(g2)-.37 E/F3 9/Times-Bold@0 SF |
3905 | (OP)144 312 Q F0 .385(is one of)2.635 F F1(\255eq)2.885 E F0(,)A F1 | |
495aee44 CR |
3906 | (\255ne)2.885 E F0(,)A F1(\255lt)2.885 E F0(,)A F1(\255le)2.885 E F0(,)A |
3907 | F1(\255gt)2.885 E F0 2.885(,o)C(r)-2.885 E F1(\255ge)2.885 E F0 5.385 | |
3908 | (.T)C .385(hese arithmetic binary operators return true if)-5.385 F F2 | |
ac50fbac CR |
3909 | (ar)2.884 E(g1)-.37 E F0 .845(is equal to, not equal to, less than, les\ |
3910 | s than or equal to, greater than, or greater than or equal to)144 324 R | |
3911 | F2(ar)144 336 Q(g2)-.37 E F0 2.5(,r)C(especti)-2.5 E -.15(ve)-.25 G(ly) | |
495aee44 CR |
3912 | .15 E(.)-.65 E F2(Ar)6.01 E(g1)-.37 E F0(and)2.5 E F2(ar)2.83 E(g2)-.37 |
3913 | E F0(may be positi)2.52 E .3 -.15(ve o)-.25 H 2.5(rn).15 G -2.25 -.15 | |
3914 | (eg a)-2.5 H(ti).15 E .3 -.15(ve i)-.25 H(nte).15 E(gers.)-.15 E/F4 | |
ac50fbac CR |
3915 | 10.95/Times-Bold@0 SF(SIMPLE COMMAND EXP)72 352.8 Q(ANSION)-.81 E F0 |
3916 | .614(When a simple command is e)108 364.8 R -.15(xe)-.15 G .614 | |
3917 | (cuted, the shell performs the follo).15 F .613(wing e)-.25 F .613 | |
17345e5a | 3918 | (xpansions, assignments, and redi-)-.15 F(rections, from left to right.) |
ac50fbac CR |
3919 | 108 376.8 Q 26(1. The)108 393.6 R -.1(wo)4.348 G 1.848 |
3920 | (rds that the parser has mark).1 F 1.848(ed as v)-.1 F 1.849 | |
17345e5a | 3921 | (ariable assignments \(those preceding the command)-.25 F |
ac50fbac CR |
3922 | (name\) and redirections are sa)144 405.6 Q -.15(ve)-.2 G 2.5(df).15 G |
3923 | (or later processing.)-2.5 E 26(2. The)108 422.4 R -.1(wo)3.664 G 1.164 | |
17345e5a | 3924 | (rds that are not v).1 F 1.164 |
ac50fbac CR |
3925 | (ariable assignments or redirections are e)-.25 F 3.663(xpanded. If)-.15 |
3926 | F(an)3.663 E 3.663(yw)-.15 G 1.163(ords remain)-3.763 F .775(after e)144 | |
3927 | 434.4 R .775(xpansion, the \214rst w)-.15 F .775(ord is tak)-.1 F .775 | |
17345e5a | 3928 | (en to be the name of the command and the remaining w)-.1 F(ords)-.1 E |
ac50fbac CR |
3929 | (are the ar)144 446.4 Q(guments.)-.18 E 26(3. Redirections)108 463.2 R |
3930 | (are performed as described abo)2.5 E .3 -.15(ve u)-.15 H(nder).15 E F3 | |
3931 | (REDIRECTION)2.5 E/F5 9/Times-Roman@0 SF(.)A F0 26(4. The)108 480 R(te) | |
3932 | 3.217 E .717(xt after the)-.15 F F1(=)3.217 E F0 .717(in each v)3.217 F | |
3933 | .717(ariable assignment under)-.25 F .717(goes tilde e)-.18 F .717 | |
3934 | (xpansion, parameter e)-.15 F(xpansion,)-.15 E .339 | |
3935 | (command substitution, arithmetic e)144 492 R .339 | |
17345e5a | 3936 | (xpansion, and quote remo)-.15 F -.25(va)-.15 G 2.839(lb).25 G .339 |
ac50fbac CR |
3937 | (efore being assigned to the v)-2.839 F(ari-)-.25 E(able.)144 504 Q .332 |
3938 | (If no command name results, the v)108 520.8 R .332 | |
17345e5a | 3939 | (ariable assignments af)-.25 F .332(fect the current shell en)-.25 F |
ac50fbac | 3940 | 2.832(vironment. Otherwise,)-.4 F(the)2.832 E -.25(va)108 532.8 S .757 |
17345e5a JA |
3941 | (riables are added to the en).25 F .757(vironment of the e)-.4 F -.15 |
3942 | (xe)-.15 G .757(cuted command and do not af).15 F .757 | |
ac50fbac CR |
3943 | (fect the current shell en)-.25 F(vi-)-.4 E 3.177(ronment. If)108 544.8 |
3944 | R(an)3.177 E 3.177(yo)-.15 G 3.177(ft)-3.177 G .677 | |
3945 | (he assignments attempts to assign a v)-3.177 F .677 | |
3946 | (alue to a readonly v)-.25 F .676(ariable, an error occurs, and)-.25 F | |
3947 | (the command e)108 556.8 Q(xits with a non-zero status.)-.15 E .149 | |
3948 | (If no command name results, redirections are performed, b)108 573.6 R | |
3949 | .149(ut do not af)-.2 F .15(fect the current shell en)-.25 F 2.65 | |
3950 | (vironment. A)-.4 F(redirection error causes the command to e)108 585.6 | |
0001803f | 3951 | Q(xit with a non-zero status.)-.15 E 1.064 |
ac50fbac | 3952 | (If there is a command name left after e)108 602.4 R 1.064(xpansion, e) |
17345e5a | 3953 | -.15 F -.15(xe)-.15 G 1.064(cution proceeds as described belo).15 F |
ac50fbac CR |
3954 | 4.864 -.65(w. O)-.25 H 1.064(therwise, the).65 F .068(command e)108 |
3955 | 614.4 R 2.568(xits. If)-.15 F .069(one of the e)2.568 F .069 | |
3956 | (xpansions contained a command substitution, the e)-.15 F .069 | |
3957 | (xit status of the command)-.15 F .467(is the e)108 626.4 R .466 | |
3958 | (xit status of the last command substitution performed.)-.15 F .466 | |
3959 | (If there were no command substitutions, the)5.466 F(command e)108 638.4 | |
3960 | Q(xits with a status of zero.)-.15 E F4(COMMAND EXECUTION)72 655.2 Q F0 | |
3961 | .546(After a command has been split into w)108 667.2 R .547 | |
17345e5a | 3962 | (ords, if it results in a simple command and an optional list of ar)-.1 |
ac50fbac | 3963 | F(gu-)-.18 E(ments, the follo)108 679.2 Q(wing actions are tak)-.25 E |
17345e5a | 3964 | (en.)-.1 E .379(If the command name contains no slashes, the shell atte\ |
ac50fbac | 3965 | mpts to locate it.)108 696 R .379(If there e)5.379 F .379 |
17345e5a | 3966 | (xists a shell function by)-.15 F .246(that name, that function is in) |
ac50fbac CR |
3967 | 108 708 R -.2(vo)-.4 G -.1(ke).2 G 2.746(da).1 G 2.746(sd)-2.746 G .246 |
3968 | (escribed abo)-2.746 F .546 -.15(ve i)-.15 H(n).15 E F3(FUNCTIONS)2.746 | |
3969 | E F5(.)A F0 .246(If the name does not match a func-)4.746 F | |
3970 | (tion, the shell searches for it in the list of shell b)108 720 Q 2.5 | |
17345e5a | 3971 | (uiltins. If)-.2 F 2.5(am)2.5 G(atch is found, that b)-2.5 E |
ac50fbac CR |
3972 | (uiltin is in)-.2 E -.2(vo)-.4 G -.1(ke).2 G(d.).1 E(GNU Bash 4.3)72 768 |
3973 | Q(2014 February 2)141.79 E(31)190.95 E 0 Cg EP | |
3974 | %%Page: 32 32 | |
3975 | %%BeginPageSetup | |
3976 | BP | |
3977 | %%EndPageSetup | |
3978 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
3979 | -.35 E .31(If the name is neither a shell function nor a b)108 84 R .309 | |
3980 | (uiltin, and contains no slashes,)-.2 F/F1 10/Times-Bold@0 SF(bash)2.809 | |
3981 | E F0 .309(searches each element of)2.809 F(the)108 96 Q/F2 9 | |
3982 | /Times-Bold@0 SF -.666(PA)3.162 G(TH)-.189 E F0 .662 | |
3983 | (for a directory containing an e)2.912 F -.15(xe)-.15 G .662 | |
3984 | (cutable \214le by that name.).15 F F1(Bash)5.662 E F0 .663 | |
3985 | (uses a hash table to remember)3.162 F 1.915(the full pathnames of e)108 | |
3986 | 108 R -.15(xe)-.15 G 1.915(cutable \214les \(see).15 F F1(hash)4.415 E | |
3987 | F0(under)4.415 E F2 1.915(SHELL B)4.415 F(UIL)-.09 E 1.914(TIN COMMANDS) | |
3988 | -.828 F F0(belo)4.164 E 4.414(w\). A)-.25 F(full)4.414 E .719 | |
3989 | (search of the directories in)108 120 R F2 -.666(PA)3.219 G(TH)-.189 E | |
3990 | F0 .72(is performed only if the command is not found in the hash table.) | |
3991 | 2.969 F .72(If the)5.72 F .956(search is unsuccessful, the shell search\ | |
3992 | es for a de\214ned shell function named)108 132 R F1(command_not_f)3.455 | |
3993 | E(ound_han-)-.25 E(dle)108 144 Q F0 5.277(.I)C 2.777(ft)-5.277 G .277 | |
3994 | (hat function e)-2.777 F .277(xists, it is in)-.15 F -.2(vo)-.4 G -.1 | |
3995 | (ke).2 G 2.777(dw).1 G .278 | |
3996 | (ith the original command and the original command')-2.777 F 2.778(sa) | |
3997 | -.55 G -.18(rg)-2.778 G(uments).18 E .776(as its ar)108 156 R .776 | |
17345e5a JA |
3998 | (guments, and the function')-.18 F 3.275(se)-.55 G .775 |
3999 | (xit status becomes the e)-3.425 F .775(xit status of the shell.)-.15 F | |
ac50fbac CR |
4000 | .775(If that function is not)5.775 F |
4001 | (de\214ned, the shell prints an error message and returns an e)108 168 Q | |
4002 | (xit status of 127.)-.15 E 1.089(If the search is successful, or if the\ | |
4003 | command name contains one or more slashes, the shell e)108 184.8 R -.15 | |
4004 | (xe)-.15 G 1.09(cutes the).15 F .198(named program in a separate e)108 | |
4005 | 196.8 R -.15(xe)-.15 G .198(cution en).15 F 2.698(vironment. Ar)-.4 F | |
4006 | .198(gument 0 is set to the name gi)-.18 F -.15(ve)-.25 G .197 | |
4007 | (n, and the remain-).15 F(ing ar)108 208.8 Q | |
17345e5a | 4008 | (guments to the command are set to the ar)-.18 E(guments gi)-.18 E -.15 |
ac50fbac CR |
4009 | (ve)-.25 G(n, if an).15 E -.65(y.)-.15 G 1.809(If this e)108 225.6 R |
4010 | -.15(xe)-.15 G 1.809(cution f).15 F 1.809 | |
17345e5a JA |
4011 | (ails because the \214le is not in e)-.1 F -.15(xe)-.15 G 1.809 |
4012 | (cutable format, and the \214le is not a directory).15 F 4.309(,i)-.65 G | |
ac50fbac CR |
4013 | 4.309(ti)-4.309 G(s)-4.309 E .678(assumed to be a)108 237.6 R/F3 10 |
4014 | /Times-Italic@0 SF .678(shell script)3.178 F F0 3.178(,a\214)C .678 | |
17345e5a | 4015 | (le containing shell commands.)-3.178 F 3.178(As)5.678 G .678 |
ac50fbac CR |
4016 | (ubshell is spa)-3.178 F .677(wned to e)-.15 F -.15(xe)-.15 G .677 |
4017 | (cute it.).15 F(This)5.677 E .329 | |
4018 | (subshell reinitializes itself, so that the ef)108 249.6 R .329 | |
4019 | (fect is as if a ne)-.25 F 2.83(ws)-.25 G .33(hell had been in)-2.83 F | |
4020 | -.2(vo)-.4 G -.1(ke).2 G 2.83(dt).1 G 2.83(oh)-2.83 G .33 | |
4021 | (andle the script, with)-2.83 F 1.219(the e)108 261.6 R 1.219 | |
17345e5a | 4022 | (xception that the locations of commands remembered by the parent \(see) |
ac50fbac CR |
4023 | -.15 F F1(hash)3.719 E F0(belo)3.719 E 3.719(wu)-.25 G(nder)-3.719 E F2 |
4024 | (SHELL)3.719 E -.09(BU)108 273.6 S(IL).09 E(TIN COMMANDS)-.828 E/F4 9 | |
4025 | /Times-Roman@0 SF(\))A F0(are retained by the child.)2.25 E .347 | |
4026 | (If the program is a \214le be)108 290.4 R .347(ginning with)-.15 F F1 | |
4027 | (#!)2.847 E F0 2.847(,t)C .348(he remainder of the \214rst line speci\ | |
4028 | \214es an interpreter for the pro-)-2.847 F 3.178(gram. The)108 302.4 R | |
4029 | .678(shell e)3.178 F -.15(xe)-.15 G .678(cutes the speci\214ed interpre\ | |
4030 | ter on operating systems that do not handle this e).15 F -.15(xe)-.15 G | |
4031 | (cutable).15 E 1.192(format themselv)108 314.4 R 3.692(es. The)-.15 F | |
4032 | (ar)3.693 E 1.193 | |
4033 | (guments to the interpreter consist of a single optional ar)-.18 F 1.193 | |
4034 | (gument follo)-.18 F 1.193(wing the)-.25 F 1.131 | |
4035 | (interpreter name on the \214rst line of the program, follo)108 326.4 R | |
4036 | 1.13(wed by the name of the program, follo)-.25 F 1.13(wed by the)-.25 F | |
4037 | (command ar)108 338.4 Q(guments, if an)-.18 E -.65(y.)-.15 G/F5 10.95 | |
4038 | /Times-Bold@0 SF(COMMAND EXECUTION ENVIR)72 355.2 Q(ONMENT)-.329 E F0 | |
4039 | (The shell has an)108 367.2 Q F3 -.2(ex)2.5 G(ecution en).2 E(vir)-.4 E | |
4040 | (onment)-.45 E F0 2.5(,w)C(hich consists of the follo)-2.5 E(wing:)-.25 | |
4041 | E 32.5<836f>108 384 S 1.405(pen \214les inherited by the shell at in) | |
4042 | -32.5 F -.2(vo)-.4 G 1.406 | |
4043 | (cation, as modi\214ed by redirections supplied to the).2 F F1(exec) | |
4044 | 3.906 E F0 -.2(bu)144 396 S(iltin).2 E 32.5<8374>108 412.8 S | |
4045 | (he current w)-32.5 E(orking directory as set by)-.1 E F1(cd)2.5 E F0(,) | |
4046 | A F1(pushd)2.5 E F0 2.5(,o)C(r)-2.5 E F1(popd)2.5 E F0 2.5(,o)C 2.5(ri) | |
4047 | -2.5 G(nherited by the shell at in)-2.5 E -.2(vo)-.4 G(cation).2 E 32.5 | |
4048 | <8374>108 429.6 S(he \214le creation mode mask as set by)-32.5 E F1 | |
4049 | (umask)2.5 E F0(or inherited from the shell')2.5 E 2.5(sp)-.55 G(arent) | |
4050 | -2.5 E 32.5<8363>108 446.4 S(urrent traps set by)-32.5 E F1(trap)2.5 E | |
4051 | F0 32.5<8373>108 463.2 S .257(hell parameters that are set by v)-32.5 F | |
4052 | .256(ariable assignment or with)-.25 F F1(set)2.756 E F0 .256 | |
4053 | (or inherited from the shell')2.756 F 2.756(sp)-.55 G(arent)-2.756 E | |
4054 | (in the en)144 475.2 Q(vironment)-.4 E 32.5<8373>108 492 S | |
0001803f CR |
4055 | (hell functions de\214ned during e)-32.5 E -.15(xe)-.15 G |
4056 | (cution or inherited from the shell').15 E 2.5(sp)-.55 G | |
ac50fbac | 4057 | (arent in the en)-2.5 E(vironment)-.4 E 32.5<836f>108 508.8 S |
0001803f | 4058 | (ptions enabled at in)-32.5 E -.2(vo)-.4 G(cation \(either by def).2 E |
495aee44 | 4059 | (ault or with command-line ar)-.1 E(guments\) or by)-.18 E F1(set)2.5 E |
ac50fbac CR |
4060 | F0 32.5<836f>108 525.6 S(ptions enabled by)-32.5 E F1(shopt)2.5 E F0 |
4061 | 32.5<8373>108 542.4 S(hell aliases de\214ned with)-32.5 E F1(alias)2.5 E | |
4062 | F0 32.5<8376>108 559.2 S | |
17345e5a | 4063 | (arious process IDs, including those of background jobs, the v)-32.75 E |
495aee44 | 4064 | (alue of)-.25 E F1($$)2.5 E F0 2.5(,a)C(nd the v)-2.5 E(alue of)-.25 E |
ac50fbac CR |
4065 | F2(PPID)2.5 E F0 .426(When a simple command other than a b)108 576 R |
4066 | .427(uiltin or shell function is to be e)-.2 F -.15(xe)-.15 G .427 | |
4067 | (cuted, it is in).15 F -.2(vo)-.4 G -.1(ke).2 G 2.927(di).1 G 2.927(nas) | |
4068 | -2.927 G(eparate)-2.927 E -.15(exe)108 588 S .134(cution en).15 F .134 | |
17345e5a | 4069 | (vironment that consists of the follo)-.4 F 2.634(wing. Unless)-.25 F |
ac50fbac CR |
4070 | .133(otherwise noted, the v)2.634 F .133(alues are inherited from)-.25 F |
4071 | (the shell.)108 600 Q 32.5<8374>108 616.8 S 1.055(he shell')-32.5 F | |
4072 | 3.555(so)-.55 G 1.055(pen \214les, plus an)-3.555 F 3.556(ym)-.15 G | |
17345e5a JA |
4073 | 1.056 |
4074 | (odi\214cations and additions speci\214ed by redirections to the com-) | |
ac50fbac CR |
4075 | -3.556 F(mand)144 628.8 Q 32.5<8374>108 645.6 S(he current w)-32.5 E |
4076 | (orking directory)-.1 E 32.5<8374>108 662.4 S | |
4077 | (he \214le creation mode mask)-32.5 E 32.5<8373>108 679.2 S .857(hell v) | |
17345e5a JA |
4078 | -32.5 F .857(ariables and functions mark)-.25 F .857(ed for e)-.1 F .857 |
4079 | (xport, along with v)-.15 F .857(ariables e)-.25 F .857 | |
ac50fbac CR |
4080 | (xported for the command,)-.15 F(passed in the en)144 691.2 Q(vironment) |
4081 | -.4 E 32.5<8374>108 708 S .306 | |
4082 | (raps caught by the shell are reset to the v)-32.5 F .307 | |
4083 | (alues inherited from the shell')-.25 F 2.807(sp)-.55 G .307 | |
4084 | (arent, and traps ignored)-2.807 F(by the shell are ignored)144 720 Q | |
4085 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(32)190.95 E 0 Cg EP | |
4086 | %%Page: 33 33 | |
4087 | %%BeginPageSetup | |
4088 | BP | |
4089 | %%EndPageSetup | |
4090 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
4091 | -.35 E 2.5(Ac)108 84 S(ommand in)-2.5 E -.2(vo)-.4 G -.1(ke).2 G 2.5(di) | |
4092 | .1 G 2.5(nt)-2.5 G(his separate en)-2.5 E(vironment cannot af)-.4 E | |
17345e5a JA |
4093 | (fect the shell')-.25 E 2.5(se)-.55 G -.15(xe)-2.65 G(cution en).15 E |
4094 | (vironment.)-.4 E .577(Command substitution, commands grouped with pare\ | |
ac50fbac CR |
4095 | ntheses, and asynchronous commands are in)108 100.8 R -.2(vo)-.4 G -.1 |
4096 | (ke).2 G 3.077(di).1 G(n)-3.077 E 2.744(as)108 112.8 S .244(ubshell en) | |
4097 | -2.744 F .244(vironment that is a duplicate of the shell en)-.4 F .245 | |
4098 | (vironment, e)-.4 F .245(xcept that traps caught by the shell are)-.15 F | |
4099 | .359(reset to the v)108 124.8 R .358 | |
17345e5a | 4100 | (alues that the shell inherited from its parent at in)-.25 F -.2(vo)-.4 |
ac50fbac CR |
4101 | G 2.858(cation. Builtin).2 F .358(commands that are in)2.858 F -.2(vo) |
4102 | -.4 G -.1(ke).2 G(d).1 E .856(as part of a pipeline are also e)108 136.8 | |
4103 | R -.15(xe)-.15 G .856(cuted in a subshell en).15 F 3.357 | |
4104 | (vironment. Changes)-.4 F .857(made to the subshell en)3.357 F(viron-) | |
4105 | -.4 E(ment cannot af)108 148.8 Q(fect the shell')-.25 E 2.5(se)-.55 G | |
4106 | -.15(xe)-2.65 G(cution en).15 E(vironment.)-.4 E 1.377(Subshells spa)108 | |
4107 | 165.6 R 1.377(wned to e)-.15 F -.15(xe)-.15 G 1.377 | |
17345e5a | 4108 | (cute command substitutions inherit the v).15 F 1.377(alue of the)-.25 F |
ac50fbac CR |
4109 | /F1 10/Times-Bold@0 SF<ad65>3.876 E F0 1.376(option from the parent) |
4110 | 3.876 F 2.5(shell. When)108 177.6 R(not in)2.5 E/F2 10/Times-Italic@0 SF | |
4111 | (posix)2.5 E F0(mode,)2.5 E F1(bash)2.5 E F0(clears the)2.5 E F1<ad65> | |
4112 | 2.5 E F0(option in such subshells.)2.5 E .404(If a command is follo)108 | |
4113 | 194.4 R .404(wed by a)-.25 F F1(&)2.904 E F0 .405 | |
4114 | (and job control is not acti)2.904 F -.15(ve)-.25 G 2.905(,t).15 G .405 | |
4115 | (he def)-2.905 F .405(ault standard input for the command)-.1 F .198 | |
4116 | (is the empty \214le)108 206.4 R F2(/de)2.698 E(v/null)-.15 E F0 5.198 | |
4117 | (.O)C .198(therwise, the in)-5.198 F -.2(vo)-.4 G -.1(ke).2 G 2.698(dc) | |
4118 | .1 G .197(ommand inherits the \214le descriptors of the calling shell) | |
4119 | -2.698 F(as modi\214ed by redirections.)108 218.4 Q/F3 10.95 | |
4120 | /Times-Bold@0 SF(ENVIR)72 235.2 Q(ONMENT)-.329 E F0 2.353 | |
4121 | (When a program is in)108 247.2 R -.2(vo)-.4 G -.1(ke).2 G 4.853(di).1 G | |
4122 | 4.853(ti)-4.853 G 4.853(sg)-4.853 G -2.15 -.25(iv e)-4.853 H 4.853(na) | |
4123 | .25 G 4.853(na)-4.853 G 2.353(rray of strings called the)-4.853 F F2(en) | |
4124 | 4.853 E(vir)-.4 E(onment)-.45 E F0 7.353(.T).68 G 2.354 | |
4125 | (his is a list of)-7.353 F F2(name)108 259.2 Q F0<ad>A F2(value)A F0 | |
4126 | (pairs, of the form)2.5 E F2(name)2.5 E F0(=)A F2(value)A F0(.).18 E | |
4127 | 1.486(The shell pro)108 276 R 1.486(vides se)-.15 F -.15(ve)-.25 G 1.486 | |
4128 | (ral w).15 F 1.485(ays to manipulate the en)-.1 F 3.985(vironment. On) | |
4129 | -.4 F(in)3.985 E -.2(vo)-.4 G 1.485(cation, the shell scans its o).2 F | |
4130 | (wn)-.25 E(en)108 288 Q .144(vironment and creates a parameter for each\ | |
4131 | name found, automatically marking it for)-.4 F F2 -.2(ex)2.644 G(port) | |
4132 | .2 E F0 .144(to child pro-)3.324 F 2.704(cesses. Ex)108 300 R .203 | |
4133 | (ecuted commands inherit the en)-.15 F 2.703(vironment. The)-.4 F F1 | |
4134 | (export)2.703 E F0(and)2.703 E F1(declar)2.703 E 2.703<65ad>-.18 G(x) | |
4135 | -2.703 E F0 .203(commands allo)2.703 F 2.703(wp)-.25 G(aram-)-2.703 E | |
4136 | 1.153(eters and functions to be added to and deleted from the en)108 312 | |
4137 | R 3.653(vironment. If)-.4 F 1.153(the v)3.653 F 1.154 | |
4138 | (alue of a parameter in the)-.25 F(en)108 324 Q .64 | |
495aee44 CR |
4139 | (vironment is modi\214ed, the ne)-.4 F 3.14(wv)-.25 G .64 |
4140 | (alue becomes part of the en)-3.39 F .64(vironment, replacing the old.) | |
ac50fbac CR |
4141 | -.4 F .64(The en)5.64 F(viron-)-.4 E .58(ment inherited by an)108 336 R |
4142 | 3.08(ye)-.15 G -.15(xe)-3.23 G .58(cuted command consists of the shell') | |
4143 | .15 F 3.08(si)-.55 G .58(nitial en)-3.08 F .58(vironment, whose v)-.4 F | |
4144 | .58(alues may be)-.25 F .301(modi\214ed in the shell, less an)108 348 R | |
4145 | 2.801(yp)-.15 G .301(airs remo)-2.801 F -.15(ve)-.15 G 2.801(db).15 G | |
4146 | 2.801(yt)-2.801 G(he)-2.801 E F1(unset)2.801 E F0 .3(command, plus an) | |
4147 | 2.8 F 2.8(ya)-.15 G .3(dditions via the)-2.8 F F1(export)2.8 E F0(and) | |
4148 | 2.8 E F1(declar)108 360 Q 2.5<65ad>-.18 G(x)-2.5 E F0(commands.)2.5 E | |
4149 | .562(The en)108 376.8 R .562(vironment for an)-.4 F(y)-.15 E F2 .562 | |
4150 | (simple command)3.402 F F0 .563 | |
495aee44 | 4151 | (or function may be augmented temporarily by pre\214xing it with)3.833 F |
ac50fbac CR |
4152 | .203(parameter assignments, as described abo)108 388.8 R .502 -.15(ve i) |
4153 | -.15 H(n).15 E/F4 9/Times-Bold@0 SF -.666(PA)2.702 G(RAMETERS).666 E/F5 | |
4154 | 9/Times-Roman@0 SF(.)A F0 .202(These assignment statements af)4.702 F | |
4155 | .202(fect only the)-.25 F(en)108 400.8 Q | |
4156 | (vironment seen by that command.)-.4 E .81(If the)108 417.6 R F1<ad6b> | |
4157 | 3.31 E F0 .81(option is set \(see the)3.31 F F1(set)3.31 E F0 -.2(bu) | |
4158 | 3.31 G .81(iltin command belo).2 F .81(w\), then)-.25 F F2(all)3.64 E F0 | |
4159 | .81(parameter assignments are placed in)3.82 F(the en)108 429.6 Q | |
17345e5a | 4160 | (vironment for a command, not just those that precede the command name.) |
ac50fbac CR |
4161 | -.4 E(When)108 446.4 Q F1(bash)3.586 E F0(in)3.586 E -.2(vo)-.4 G -.1 |
4162 | (ke).2 G 3.586(sa).1 G 3.586(ne)-3.586 G 1.086(xternal command, the v) | |
4163 | -3.736 F(ariable)-.25 E F1(_)3.586 E F0 1.085 | |
4164 | (is set to the full \214lename of the command and)3.586 F | |
4165 | (passed to that command in its en)108 458.4 Q(vironment.)-.4 E F3 | |
4166 | (EXIT ST)72 475.2 Q -1.04(AT)-.986 G(US)1.04 E F0 .15(The e)108 487.2 R | |
4167 | .15(xit status of an e)-.15 F -.15(xe)-.15 G .15(cuted command is the v) | |
4168 | .15 F .151(alue returned by the)-.25 F F2(waitpid)2.651 E F0 .151 | |
4169 | (system call or equi)2.651 F -.25(va)-.25 G .151(lent func-).25 F 2.848 | |
4170 | (tion. Exit)108 499.2 R .348(statuses f)2.848 F .347 | |
4171 | (all between 0 and 255, though, as e)-.1 F .347(xplained belo)-.15 F | |
4172 | 1.647 -.65(w, t)-.25 H .347(he shell may use v).65 F .347(alues abo)-.25 | |
4173 | F .647 -.15(ve 1)-.15 H(25).15 E(specially)108 511.2 Q 5.673(.E)-.65 G | |
4174 | .673(xit statuses from shell b)-5.673 F .673 | |
17345e5a | 4175 | (uiltins and compound commands are also limited to this range. Under)-.2 |
ac50fbac | 4176 | F(certain circumstances, the shell will use special v)108 523.2 Q |
17345e5a | 4177 | (alues to indicate speci\214c f)-.25 E(ailure modes.)-.1 E -.15(Fo)108 |
ac50fbac CR |
4178 | 540 S 3.373(rt).15 G .873(he shell')-3.373 F 3.373(sp)-.55 G .873 |
4179 | (urposes, a command which e)-3.373 F .873(xits with a zero e)-.15 F .873 | |
4180 | (xit status has succeeded.)-.15 F .872(An e)5.872 F .872(xit status of) | |
4181 | -.15 F .048(zero indicates success.)108 552 R 2.548(An)5.048 G .049 | |
4182 | (on-zero e)-2.548 F .049(xit status indicates f)-.15 F 2.549 | |
4183 | (ailure. When)-.1 F 2.549(ac)2.549 G .049(ommand terminates on a f) | |
4184 | -2.549 F .049(atal sig-)-.1 F(nal)108 564 Q F2(N)2.5 E F0(,)A F1(bash) | |
4185 | 2.5 E F0(uses the v)2.5 E(alue of 128+)-.25 E F2(N)A F0(as the e)2.5 E | |
4186 | (xit status.)-.15 E .405 | |
4187 | (If a command is not found, the child process created to e)108 580.8 R | |
4188 | -.15(xe)-.15 G .404(cute it returns a status of 127.).15 F .404 | |
4189 | (If a command is)5.404 F(found b)108 592.8 Q(ut is not e)-.2 E -.15(xe) | |
4190 | -.15 G(cutable, the return status is 126.).15 E(If a command f)108 609.6 | |
4191 | Q(ails because of an error during e)-.1 E | |
4192 | (xpansion or redirection, the e)-.15 E(xit status is greater than zero.) | |
4193 | -.15 E .08(Shell b)108 626.4 R .08 | |
4194 | (uiltin commands return a status of 0 \()-.2 F F2(true)A F0 2.581(\)i)C | |
4195 | 2.581(fs)-2.581 G .081(uccessful, and non-zero \()-2.581 F F2(false)A F0 | |
4196 | 2.581(\)i)C 2.581(fa)-2.581 G 2.581(ne)-2.581 G .081(rror occurs while) | |
4197 | -2.581 F(the)108 638.4 Q 2.5(ye)-.15 G -.15(xe)-2.65 G 2.5(cute. All).15 | |
4198 | F -.2(bu)2.5 G(iltins return an e).2 E | |
4199 | (xit status of 2 to indicate incorrect usage.)-.15 E F1(Bash)108 655.2 Q | |
4200 | F0 .202(itself returns the e)2.702 F .202 | |
4201 | (xit status of the last command e)-.15 F -.15(xe)-.15 G .201 | |
4202 | (cuted, unless a syntax error occurs, in which case).15 F(it e)108 667.2 | |
0001803f | 4203 | Q(xits with a non-zero v)-.15 E 2.5(alue. See)-.25 F(also the)2.5 E F1 |
ac50fbac CR |
4204 | (exit)2.5 E F0 -.2(bu)2.5 G(iltin command belo).2 E -.65(w.)-.25 G F3 |
4205 | (SIGN)72 684 Q(ALS)-.219 E F0(When)108 696 Q F1(bash)3.182 E F0 .682 | |
4206 | (is interacti)3.182 F -.15(ve)-.25 G 3.182(,i).15 G 3.182(nt)-3.182 G | |
4207 | .682(he absence of an)-3.182 F 3.183(yt)-.15 G .683(raps, it ignores) | |
4208 | -3.183 F F4(SIGTERM)3.183 E F0 .683(\(so that)2.933 F F1 .683(kill 0) | |
4209 | 3.183 F F0 .683(does not kill an)3.183 F(interacti)108 708 Q .758 -.15 | |
4210 | (ve s)-.25 H .458(hell\), and).15 F F4(SIGINT)2.958 E F0 .458 | |
4211 | (is caught and handled \(so that the)2.708 F F1(wait)2.958 E F0 -.2(bu) | |
4212 | 2.958 G .457(iltin is interruptible\).).2 F .457(In all cases,)5.457 F | |
4213 | F1(bash)108 720 Q F0(ignores)2.5 E F4(SIGQ)2.5 E(UIT)-.09 E F5(.)A F0 | |
4214 | (If job control is in ef)4.5 E(fect,)-.25 E F1(bash)2.5 E F0(ignores)2.5 | |
4215 | E F4(SIGTTIN)2.5 E F5(,)A F4(SIGTT)2.25 E(OU)-.162 E F5(,)A F0(and)2.25 | |
4216 | E F4(SIGTSTP)2.5 E F5(.)A F0(GNU Bash 4.3)72 768 Q(2014 February 2) | |
4217 | 141.79 E(33)190.95 E 0 Cg EP | |
4218 | %%Page: 34 34 | |
4219 | %%BeginPageSetup | |
4220 | BP | |
4221 | %%EndPageSetup | |
4222 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
4223 | -.35 E(Non-b)108 84 Q 1.064(uiltin commands run by)-.2 F/F1 10 | |
4224 | /Times-Bold@0 SF(bash)3.564 E F0(ha)3.564 E 1.365 -.15(ve s)-.2 H 1.065 | |
4225 | (ignal handlers set to the v).15 F 1.065 | |
4226 | (alues inherited by the shell from its)-.25 F 3.248(parent. When)108 96 | |
4227 | R .748(job control is not in ef)3.248 F .747 | |
4228 | (fect, asynchronous commands ignore)-.25 F/F2 9/Times-Bold@0 SF(SIGINT) | |
4229 | 3.247 E F0(and)2.997 E F2(SIGQ)3.247 E(UIT)-.09 E F0 .747(in addi-)2.997 | |
4230 | F .652(tion to these inherited handlers.)108 108 R .653 | |
4231 | (Commands run as a result of command substitution ignore the k)5.652 F | |
4232 | -.15(ey)-.1 G(board-).15 E(generated job control signals)108 120 Q F2 | |
4233 | (SIGTTIN)2.5 E/F3 9/Times-Roman@0 SF(,)A F2(SIGTT)2.25 E(OU)-.162 E F3 | |
4234 | (,)A F0(and)2.25 E F2(SIGTSTP)2.5 E F3(.)A F0 2.046(The shell e)108 | |
4235 | 136.8 R 2.046(xits by def)-.15 F 2.045(ault upon receipt of a)-.1 F F2 | |
4236 | (SIGHUP)4.545 E F3(.)A F0 2.045(Before e)6.545 F 2.045 | |
4237 | (xiting, an interacti)-.15 F 2.345 -.15(ve s)-.25 H 2.045 | |
4238 | (hell resends the).15 F F2(SIGHUP)108 148.8 Q F0 1.004 | |
4239 | (to all jobs, running or stopped.)3.254 F 1.004(Stopped jobs are sent) | |
4240 | 6.004 F F2(SIGCONT)3.505 E F0 1.005(to ensure that the)3.255 F 3.505(yr) | |
4241 | -.15 G(ecei)-3.505 E 1.305 -.15(ve t)-.25 H(he).15 E F2(SIGHUP)108 160.8 | |
4242 | Q F3(.)A F0 2.53 -.8(To p)5.43 H(re).8 E -.15(ve)-.25 G .93(nt the shel\ | |
495aee44 | 4243 | l from sending the signal to a particular job, it should be remo).15 F |
ac50fbac CR |
4244 | -.15(ve)-.15 G 3.429(df).15 G .929(rom the)-3.429 F 1.356 |
4245 | (jobs table with the)108 172.8 R F1(diso)3.856 E(wn)-.1 E F0 -.2(bu) | |
4246 | 3.856 G 1.356(iltin \(see).2 F F2 1.356(SHELL B)3.856 F(UIL)-.09 E 1.356 | |
4247 | (TIN COMMANDS)-.828 F F0(belo)3.607 E 1.357(w\) or mark)-.25 F 1.357 | |
4248 | (ed to not recei)-.1 F -.15(ve)-.25 G F2(SIGHUP)108 184.8 Q F0(using) | |
4249 | 2.25 E F1(diso)2.5 E(wn \255h)-.1 E F0(.)A .166(If the)108 201.6 R F1 | |
495aee44 | 4250 | (huponexit)2.666 E F0 .166(shell option has been set with)2.666 F F1 |
ac50fbac | 4251 | (shopt)2.666 E F0(,)A F1(bash)2.666 E F0 .166(sends a)2.666 F F2(SIGHUP) |
495aee44 | 4252 | 2.666 E F0 .166(to all jobs when an interacti)2.416 F -.15(ve)-.25 G |
ac50fbac CR |
4253 | (login shell e)108 213.6 Q(xits.)-.15 E(If)108 230.4 Q F1(bash)3.046 E |
4254 | F0 .546(is w)3.046 F .546(aiting for a command to complete and recei)-.1 | |
495aee44 | 4255 | F -.15(ve)-.25 G 3.046(sas).15 G .546 |
ac50fbac CR |
4256 | (ignal for which a trap has been set, the trap)-3.046 F .663 |
4257 | (will not be e)108 242.4 R -.15(xe)-.15 G .663 | |
0001803f | 4258 | (cuted until the command completes.).15 F(When)5.663 E F1(bash)3.163 E |
ac50fbac CR |
4259 | F0 .662(is w)3.163 F .662(aiting for an asynchronous command)-.1 F .99 |
4260 | (via the)108 254.4 R F1(wait)3.49 E F0 -.2(bu)3.49 G .99(iltin, the rec\ | |
0001803f | 4261 | eption of a signal for which a trap has been set will cause the).2 F F1 |
17345e5a | 4262 | (wait)3.49 E F0 -.2(bu)3.49 G .99(iltin to).2 F |
ac50fbac | 4263 | (return immediately with an e)108 266.4 Q |
17345e5a | 4264 | (xit status greater than 128, immediately after which the trap is e)-.15 |
ac50fbac CR |
4265 | E -.15(xe)-.15 G(cuted.).15 E/F4 10.95/Times-Bold@0 SF(JOB CONTR)72 |
4266 | 283.2 Q(OL)-.329 E/F5 10/Times-Italic@0 SF -.25(Jo)108 295.2 S 4.568(bc) | |
4267 | .25 G(ontr)-4.568 E(ol)-.45 E F0 2.068(refers to the ability to selecti) | |
4268 | 5.078 F -.15(ve)-.25 G 2.067(ly stop \().15 F F5(suspend)A F0 4.567(\)t) | |
4269 | C 2.067(he e)-4.567 F -.15(xe)-.15 G 2.067 | |
4270 | (cution of processes and continue).15 F(\()108 307.2 Q F5 -.37(re)C | |
4271 | (sume).37 E F0 3.201(\)t)C .701(heir e)-3.201 F -.15(xe)-.15 G .702 | |
4272 | (cution at a later point.).15 F 3.202(Au)5.702 G .702 | |
495aee44 | 4273 | (ser typically emplo)-3.202 F .702(ys this f)-.1 F .702 |
ac50fbac CR |
4274 | (acility via an interacti)-.1 F 1.002 -.15(ve i)-.25 H(nterf).15 E(ace) |
4275 | -.1 E(supplied jointly by the operating system k)108 319.2 Q(ernel')-.1 | |
495aee44 | 4276 | E 2.5(st)-.55 G(erminal dri)-2.5 E -.15(ve)-.25 G 2.5(ra).15 G(nd)-2.5 E |
ac50fbac CR |
4277 | F1(bash)2.5 E F0(.)A .785(The shell associates a)108 336 R F5(job)5.025 |
4278 | E F0 .785(with each pipeline.)3.515 F .784(It k)5.785 F .784 | |
4279 | (eeps a table of currently e)-.1 F -.15(xe)-.15 G .784 | |
4280 | (cuting jobs, which may be).15 F .34(listed with the)108 348 R F1(jobs) | |
4281 | 2.84 E F0 2.84(command. When)2.84 F F1(bash)2.84 E F0 .341 | |
4282 | (starts a job asynchronously \(in the)2.84 F F5(bac)2.841 E(kgr)-.2 E | |
4283 | (ound)-.45 E F0 .341(\), it prints a line).77 F(that looks lik)108 360 Q | |
4284 | (e:)-.1 E([1] 25647)144 376.8 Q .241(indicating that this job is job nu\ | |
4285 | mber 1 and that the process ID of the last process in the pipeline asso\ | |
4286 | ciated)108 393.6 R .732(with this job is 25647.)108 405.6 R .733 | |
495aee44 | 4287 | (All of the processes in a single pipeline are members of the same job) |
ac50fbac CR |
4288 | 5.732 F(.)-.4 E F1(Bash)5.733 E F0(uses)3.233 E(the)108 417.6 Q F5(job) |
4289 | 4.24 E F0(abstraction as the basis for job control.)2.73 E 3.063 -.8 | |
4290 | (To f)108 434.4 T 1.463(acilitate the implementation of the user interf) | |
4291 | .7 F 1.462(ace to job control, the operating system maintains the)-.1 F | |
4292 | .87(notion of a)108 446.4 R F5(curr)3.37 E .87(ent terminal pr)-.37 F | |
4293 | .871(ocess gr)-.45 F .871(oup ID)-.45 F F0 5.871(.M)C .871 | |
4294 | (embers of this process group \(processes whose process)-5.871 F .023 | |
17345e5a | 4295 | (group ID is equal to the current terminal process group ID\) recei)108 |
ac50fbac CR |
4296 | 458.4 R .323 -.15(ve k)-.25 H -.15(ey).05 G .023 |
4297 | (board-generated signals such as).15 F F2(SIG-)2.522 E(INT)108 470.4 Q | |
4298 | F3(.)A F0 1.346(These processes are said to be in the)5.846 F F5(for) | |
4299 | 3.847 E -.4(eg)-.37 G -.45(ro).4 G(und).45 E F0(.).77 E F5(Bac)6.927 E | |
4300 | (kgr)-.2 E(ound)-.45 E F0 1.347(processes are those whose process)4.617 | |
4301 | F .146(group ID dif)108 482.4 R .146(fers from the terminal')-.25 F .146 | |
4302 | (s; such processes are immune to k)-.55 F -.15(ey)-.1 G .145 | |
4303 | (board-generated signals.).15 F .145(Only fore-)5.145 F .16 | |
4304 | (ground processes are allo)108 494.4 R .16(wed to read from or)-.25 F | |
4305 | 2.66(,i)-.4 G 2.66(ft)-2.66 G .16(he user so speci\214es with)-2.66 F/F6 | |
4306 | 10/Courier@0 SF .16(stty tostop)2.66 F F0 2.66(,w)C .16(rite to the ter) | |
4307 | -2.66 F(-)-.2 E 3.052(minal. Background)108 506.4 R .551 | |
4308 | (processes which attempt to read from \(write to when)3.052 F F6 .551 | |
4309 | (stty tostop)3.051 F F0 .551(is in ef)3.051 F .551(fect\) the)-.25 F | |
4310 | .717(terminal are sent a)108 518.4 R F2 .717(SIGTTIN \(SIGTT)3.217 F | |
4311 | (OU\))-.162 E F0 .718(signal by the k)2.967 F(ernel')-.1 E 3.218(st)-.55 | |
4312 | G .718(erminal dri)-3.218 F -.15(ve)-.25 G 1.518 -.4(r, w).15 H .718 | |
4313 | (hich, unless caught, sus-).4 F(pends the process.)108 530.4 Q 1.088 | |
4314 | (If the operating system on which)108 547.2 R F1(bash)3.588 E F0 1.088 | |
4315 | (is running supports job control,)3.588 F F1(bash)3.587 E F0 1.087 | |
4316 | (contains f)3.587 F 1.087(acilities to use it.)-.1 F -.8(Ty)108 559.2 S | |
4317 | .301(ping the).8 F F5(suspend)3.141 E F0 .301(character \(typically) | |
4318 | 3.571 F F1(^Z)2.801 E F0 2.801(,C)C .301 | |
17345e5a | 4319 | (ontrol-Z\) while a process is running causes that process to be)-2.801 |
ac50fbac CR |
4320 | F 2.143(stopped and returns control to)108 571.2 R F1(bash)4.642 E F0 |
4321 | 7.142(.T)C 2.142(yping the)-7.942 F F5 2.142(delayed suspend)4.992 F F0 | |
4322 | 2.142(character \(typically)5.412 F F1(^Y)4.642 E F0 4.642(,C)C | |
4323 | (ontrol-Y\))-4.642 E .021(causes the process to be stopped when it atte\ | |
495aee44 | 4324 | mpts to read input from the terminal, and control to be returned)108 |
ac50fbac | 4325 | 583.2 R(to)108 595.2 Q F1(bash)3.392 E F0 5.892(.T)C .892 |
17345e5a | 4326 | (he user may then manipulate the state of this job, using the)-5.892 F |
ac50fbac CR |
4327 | F1(bg)3.392 E F0 .892(command to continue it in the)3.392 F .894 |
4328 | (background, the)108 607.2 R F1(fg)3.394 E F0 .895 | |
4329 | (command to continue it in the fore)3.394 F .895(ground, or the)-.15 F | |
4330 | F1(kill)3.395 E F0 .895(command to kill it.)3.395 F(A)5.895 E F1(^Z) | |
4331 | 3.395 E F0(tak)3.395 E(es)-.1 E(ef)108 619.2 Q .949(fect immediately) | |
4332 | -.25 F 3.449(,a)-.65 G .948(nd has the additional side ef)-3.449 F .948 | |
17345e5a | 4333 | (fect of causing pending output and typeahead to be dis-)-.25 F(carded.) |
ac50fbac CR |
4334 | 108 631.2 Q .777(There are a number of w)108 648 R .777 |
4335 | (ays to refer to a job in the shell.)-.1 F .777(The character)5.777 F F1 | |
4336 | (%)3.277 E F0 .777(introduces a job speci\214cation)3.277 F(\()108 660 Q | |
4337 | F5(jobspec)A F0 3.458(\). Job)B(number)3.458 E F5(n)3.818 E F0 .957 | |
4338 | (may be referred to as)3.697 F F1(%n)3.457 E F0 5.957(.A)C .957 | |
17345e5a JA |
4339 | (job may also be referred to using a pre\214x of the)-2.5 F .59(name us\ |
4340 | ed to start it, or using a substring that appears in its command line.) | |
ac50fbac CR |
4341 | 108 672 R -.15(Fo)5.59 G 3.09(re).15 G(xample,)-3.24 E F1(%ce)3.09 E F0 |
4342 | .59(refers to a)3.09 F(stopped)108 684 Q F1(ce)3.464 E F0(job)3.464 E | |
4343 | 5.964(.I)-.4 G 3.463(fap)-5.964 G .963 | |
4344 | (re\214x matches more than one job,)-3.463 F F1(bash)3.463 E F0 .963 | |
4345 | (reports an error)3.463 F 5.963(.U)-.55 G(sing)-5.963 E F1(%?ce)3.463 E | |
4346 | F0 3.463(,o)C 3.463(nt)-3.463 G .963(he other)-3.463 F .086 | |
4347 | (hand, refers to an)108 696 R 2.587(yj)-.15 G .087 | |
4348 | (ob containing the string)-2.587 F F1(ce)2.587 E F0 .087 | |
17345e5a | 4349 | (in its command line.)2.587 F .087 |
ac50fbac CR |
4350 | (If the substring matches more than one)5.087 F(job,)108 708 Q F1(bash) |
4351 | 2.518 E F0 .018(reports an error)2.518 F 5.018(.T)-.55 G .018 | |
4352 | (he symbols)-5.018 F F1(%%)2.518 E F0(and)2.518 E F1(%+)2.518 E F0 .018 | |
17345e5a | 4353 | (refer to the shell')2.518 F 2.518(sn)-.55 G .018(otion of the)-2.518 F |
ac50fbac CR |
4354 | F5(curr)2.518 E .018(ent job)-.37 F F0 2.518(,w).23 G .018(hich is) |
4355 | -2.518 F .494(the last job stopped while it w)108 720 R .495 | |
17345e5a | 4356 | (as in the fore)-.1 F .495(ground or started in the background.)-.15 F |
ac50fbac CR |
4357 | (The)5.495 E F5(pr)4.245 E -.15(ev)-.37 G .495(ious job).15 F F0 .495 |
4358 | (may be)3.225 F(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(34)190.95 | |
4359 | E 0 Cg EP | |
4360 | %%Page: 35 35 | |
4361 | %%BeginPageSetup | |
4362 | BP | |
4363 | %%EndPageSetup | |
4364 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
4365 | -.35 E .788(referenced using)108 84 R/F1 10/Times-Bold@0 SF<25ad>3.288 E | |
4366 | F0 5.788(.I)C 3.288(ft)-5.788 G .787(here is only a single job,)-3.288 F | |
4367 | F1(%+)3.287 E F0(and)3.287 E F1<25ad>3.287 E F0 .787 | |
4368 | (can both be used to refer to that job)3.287 F 5.787(.I)-.4 G(n)-5.787 E | |
4369 | .256(output pertaining to jobs \(e.g., the output of the)108 96 R F1 | |
17345e5a | 4370 | (jobs)2.756 E F0 .256(command\), the current job is al)2.756 F -.1(wa) |
ac50fbac CR |
4371 | -.1 G .257(ys \215agged with a).1 F F1(+)2.757 E F0(,)A .411 |
4372 | (and the pre)108 108 R .411(vious job with a)-.25 F F1<ad>2.911 E F0 | |
4373 | 5.411(.A)C .411(single % \(with no accompan)-2.5 F .41 | |
17345e5a | 4374 | (ying job speci\214cation\) also refers to the cur)-.15 F(-)-.2 E |
ac50fbac CR |
4375 | (rent job)108 120 Q(.)-.4 E .443 |
4376 | (Simply naming a job can be used to bring it into the fore)108 136.8 R | |
4377 | (ground:)-.15 E F1(%1)2.944 E F0 .444(is a synon)2.944 F .444(ym for) | |
4378 | -.15 F F1 -.63(``)2.944 G .444(fg %1').63 F(')-.63 E F0 2.944(,b)C | |
4379 | (ringing)-2.944 E 1.473(job 1 from the background into the fore)108 | |
4380 | 148.8 R 3.973(ground. Similarly)-.15 F(,)-.65 E F1 -.63(``)3.972 G 1.472 | |
4381 | (%1 &').63 F(')-.63 E F0 1.472(resumes job 1 in the background,)3.972 F | |
4382 | (equi)108 160.8 Q -.25(va)-.25 G(lent to).25 E F1 -.63(``)2.5 G(bg %1') | |
4383 | .63 E(')-.63 E F0(.)A .13(The shell learns immediately whene)108 177.6 R | |
4384 | -.15(ve)-.25 G 2.63(raj).15 G .13(ob changes state.)-2.63 F(Normally) | |
4385 | 5.131 E(,)-.65 E F1(bash)2.631 E F0 -.1(wa)2.631 G .131 | |
4386 | (its until it is about to print a).1 F .158 | |
4387 | (prompt before reporting changes in a job')108 189.6 R 2.658(ss)-.55 G | |
4388 | .158(tatus so as to not interrupt an)-2.658 F 2.657(yo)-.15 G .157 | |
4389 | (ther output.)-2.657 F .157(If the)5.157 F F1<ad62>2.657 E F0 .157 | |
4390 | (option to)2.657 F(the)108 201.6 Q F1(set)3.951 E F0 -.2(bu)3.951 G | |
4391 | 1.451(iltin command is enabled,).2 F F1(bash)3.951 E F0 1.452 | |
4392 | (reports such changes immediately)3.951 F 6.452(.A)-.65 G 1.752 -.15 | |
4393 | (ny t)-6.452 H 1.452(rap on).15 F/F2 9/Times-Bold@0 SF(SIGCHLD)3.952 E | |
4394 | F0(is)3.702 E -.15(exe)108 213.6 S(cuted for each child that e).15 E | |
4395 | (xits.)-.15 E .033(If an attempt to e)108 230.4 R(xit)-.15 E F1(bash) | |
4396 | 2.533 E F0 .033(is made while jobs are stopped \(or)2.533 F 2.532(,i)-.4 | |
4397 | G 2.532(ft)-2.532 G(he)-2.532 E F1(checkjobs)2.532 E F0 .032 | |
4398 | (shell option has been enabled)2.532 F 2.019(using the)108 242.4 R F1 | |
4399 | (shopt)4.519 E F0 -.2(bu)4.519 G 2.019 | |
4400 | (iltin, running\), the shell prints a w).2 F 2.02 | |
4401 | (arning message, and, if the)-.1 F F1(checkjobs)4.52 E F0 2.02 | |
4402 | (option is)4.52 F .459(enabled, lists the jobs and their statuses.)108 | |
4403 | 254.4 R(The)5.459 E F1(jobs)2.959 E F0 .458 | |
4404 | (command may then be used to inspect their status.)2.958 F .458(If a) | |
4405 | 5.458 F .603(second attempt to e)108 266.4 R .604 | |
17345e5a JA |
4406 | (xit is made without an interv)-.15 F .604 |
4407 | (ening command, the shell does not print another w)-.15 F(arning,)-.1 E | |
ac50fbac CR |
4408 | (and an)108 278.4 Q 2.5(ys)-.15 G(topped jobs are terminated.)-2.5 E/F3 |
4409 | 10.95/Times-Bold@0 SF(PR)72 295.2 Q(OMPTING)-.329 E F0 .645(When e)108 | |
4410 | 307.2 R -.15(xe)-.15 G .645(cuting interacti).15 F -.15(ve)-.25 G(ly).15 | |
4411 | E(,)-.65 E F1(bash)3.145 E F0 .645(displays the primary prompt)3.145 F | |
4412 | F2(PS1)3.145 E F0 .645(when it is ready to read a command,)2.895 F 1.825 | |
4413 | (and the secondary prompt)108 319.2 R F2(PS2)4.325 E F0 1.825 | |
4414 | (when it needs more input to complete a command.)4.075 F F1(Bash)6.826 E | |
4415 | F0(allo)4.326 E 1.826(ws these)-.25 F 1.499(prompt strings to be custom\ | |
17345e5a | 4416 | ized by inserting a number of backslash-escaped special characters that\ |
ac50fbac CR |
4417 | are)108 331.2 R(decoded as follo)108 343.2 Q(ws:)-.25 E F1(\\a)144 |
4418 | 355.2 Q F0(an ASCII bell character \(07\))28.22 E F1(\\d)144 367.2 Q F0 | |
17345e5a | 4419 | (the date in "W)27.66 E(eekday Month Date" format \(e.g., "T)-.8 E |
ac50fbac CR |
4420 | (ue May 26"\))-.45 E F1(\\D{)144 379.2 Q/F4 10/Times-Italic@0 SF(format) |
4421 | A F1(})A F0(the)180 391.2 Q F4(format)3.926 E F0 1.426(is passed to) | |
4422 | 3.926 F F4(strftime)3.926 E F0 1.427 | |
0001803f | 4423 | (\(3\) and the result is inserted into the prompt string; an)B(empty)180 |
ac50fbac | 4424 | 403.2 Q F4(format)2.5 E F0 |
17345e5a | 4425 | (results in a locale-speci\214c time representation.)2.5 E |
ac50fbac CR |
4426 | (The braces are required)5 E F1(\\e)144 415.2 Q F0 |
4427 | (an ASCII escape character \(033\))28.78 E F1(\\h)144 427.2 Q F0 | |
4428 | (the hostname up to the \214rst `.)27.66 E(')-.7 E F1(\\H)144 439.2 Q F0 | |
4429 | (the hostname)25.44 E F1(\\j)144 451.2 Q F0 | |
495aee44 | 4430 | (the number of jobs currently managed by the shell)29.89 E F1(\\l)144 |
ac50fbac CR |
4431 | 463.2 Q F0(the basename of the shell')30.44 E 2.5(st)-.55 G(erminal de) |
4432 | -2.5 E(vice name)-.25 E F1(\\n)144 475.2 Q F0(ne)27.66 E(wline)-.25 E F1 | |
4433 | (\\r)144 487.2 Q F0(carriage return)28.78 E F1(\\s)144 499.2 Q F0 | |
495aee44 CR |
4434 | (the name of the shell, the basename of)29.33 E F1($0)2.5 E F0 |
4435 | (\(the portion follo)2.5 E(wing the \214nal slash\))-.25 E F1(\\t)144 | |
ac50fbac CR |
4436 | 511.2 Q F0(the current time in 24-hour HH:MM:SS format)29.89 E F1(\\T) |
4437 | 144 523.2 Q F0(the current time in 12-hour HH:MM:SS format)26.55 E F1 | |
4438 | (\\@)144 535.2 Q F0(the current time in 12-hour am/pm format)23.92 E F1 | |
4439 | (\\A)144 547.2 Q F0(the current time in 24-hour HH:MM format)26 E F1 | |
4440 | (\\u)144 559.2 Q F0(the username of the current user)27.66 E F1(\\v)144 | |
4441 | 571.2 Q F0(the v)28.22 E(ersion of)-.15 E F1(bash)2.5 E F0 | |
4442 | (\(e.g., 2.00\))2.5 E F1(\\V)144 583.2 Q F0(the release of)26 E F1(bash) | |
4443 | 2.5 E F0 2.5(,v)C(ersion + patch le)-2.65 E -.15(ve)-.25 G 2.5(l\().15 G | |
4444 | (e.g., 2.00.0\))-2.5 E F1(\\w)144 595.2 Q F0 .116(the current w)26 F | |
4445 | .116(orking directory)-.1 F 2.616(,w)-.65 G(ith)-2.616 E F2($HOME)2.616 | |
4446 | E F0(abbre)2.366 E .115(viated with a tilde \(uses the v)-.25 F .115 | |
4447 | (alue of the)-.25 F F2(PR)180 607.2 Q(OMPT_DIR)-.27 E(TRIM)-.36 E F0 | |
4448 | -.25(va)2.25 G(riable\)).25 E F1(\\W)144 619.2 Q F0 | |
0001803f | 4449 | (the basename of the current w)23.22 E(orking directory)-.1 E 2.5(,w) |
495aee44 | 4450 | -.65 G(ith)-2.5 E F2($HOME)2.5 E F0(abbre)2.25 E(viated with a tilde) |
ac50fbac CR |
4451 | -.25 E F1(\\!)144 631.2 Q F0(the history number of this command)29.89 E |
4452 | F1(\\#)144 643.2 Q F0(the command number of this command)28.22 E F1(\\$) | |
4453 | 144 655.2 Q F0(if the ef)28.22 E(fecti)-.25 E .3 -.15(ve U)-.25 H | |
4454 | (ID is 0, a).15 E F1(#)2.5 E F0 2.5(,o)C(therwise a)-2.5 E F1($)2.5 E | |
4455 | (\\)144 667.2 Q F4(nnn)A F0 | |
4456 | (the character corresponding to the octal number)18.22 E F4(nnn)2.5 E F1 | |
4457 | (\\\\)144 679.2 Q F0 2.5(ab)30.44 G(ackslash)-2.5 E F1(\\[)144 691.2 Q | |
4458 | F0(be)29.89 E 1.257(gin a sequence of non-printing characters, which co\ | |
4459 | uld be used to embed a terminal)-.15 F(control sequence into the prompt) | |
4460 | 180 703.2 Q F1(\\])144 715.2 Q F0 | |
4461 | (end a sequence of non-printing characters)29.89 E(GNU Bash 4.3)72 768 Q | |
4462 | (2014 February 2)141.79 E(35)190.95 E 0 Cg EP | |
4463 | %%Page: 36 36 | |
4464 | %%BeginPageSetup | |
4465 | BP | |
4466 | %%EndPageSetup | |
4467 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
4468 | -.35 E .12(The command number and the history number are usually dif)108 | |
4469 | 84 R .119(ferent: the history number of a command is its)-.25 F 1.585(p\ | |
4470 | osition in the history list, which may include commands restored from t\ | |
4471 | he history \214le \(see)108 96 R/F1 9/Times-Bold@0 SF(HIST)4.085 E(OR) | |
4472 | -.162 E(Y)-.315 E F0(belo)108 108 Q .541(w\), while the command number \ | |
4473 | is the position in the sequence of commands e)-.25 F -.15(xe)-.15 G .54 | |
4474 | (cuted during the cur).15 F(-)-.2 E .546(rent shell session.)108 120 R | |
0001803f | 4475 | .546(After the string is decoded, it is e)5.546 F .546 |
17345e5a | 4476 | (xpanded via parameter e)-.15 F .546(xpansion, command substitu-)-.15 F |
ac50fbac CR |
4477 | .352(tion, arithmetic e)108 132 R .352(xpansion, and quote remo)-.15 F |
4478 | -.25(va)-.15 G .352(l, subject to the v).25 F .352(alue of the)-.25 F/F2 | |
4479 | 10/Times-Bold@0 SF(pr)2.852 E(omptv)-.18 E(ars)-.1 E F0 .351 | |
4480 | (shell option \(see the)2.852 F(description of the)108 144 Q F2(shopt) | |
4481 | 2.5 E F0(command under)2.5 E F1(SHELL B)2.5 E(UIL)-.09 E(TIN COMMANDS) | |
4482 | -.828 E F0(belo)2.25 E(w\).)-.25 E/F3 10.95/Times-Bold@0 SF(READLINE)72 | |
4483 | 160.8 Q F0 .15 | |
17345e5a | 4484 | (This is the library that handles reading input when using an interacti) |
ac50fbac CR |
4485 | 108 172.8 R .451 -.15(ve s)-.25 H .151(hell, unless the).15 F F2 |
4486 | (\255\255noediting)2.651 E F0(option)2.651 E 1.209(is gi)108 184.8 R | |
4487 | -.15(ve)-.25 G 3.709(na).15 G 3.709(ts)-3.709 G 1.209(hell in)-3.709 F | |
4488 | -.2(vo)-.4 G 3.709(cation. Line).2 F 1.208 | |
4489 | (editing is also used when using the)3.709 F F2<ad65>3.708 E F0 1.208 | |
4490 | (option to the)3.708 F F2 -.18(re)3.708 G(ad).18 E F0 -.2(bu)3.708 G | |
4491 | 3.708(iltin. By).2 F(def)108 196.8 Q .851 | |
495aee44 | 4492 | (ault, the line editing commands are similar to those of Emacs.)-.1 F |
ac50fbac CR |
4493 | 3.351(Av)5.851 G .851(i-style line editing interf)-3.351 F .852 |
4494 | (ace is also)-.1 F -.2(av)108 208.8 S 3.35(ailable. Line)-.05 F .85 | |
17345e5a | 4495 | (editing can be enabled at an)3.35 F 3.35(yt)-.15 G .85(ime using the) |
ac50fbac CR |
4496 | -3.35 F F2 .85(\255o emacs)3.35 F F0(or)3.35 E F2 .85(\255o vi)3.35 F F0 |
4497 | .85(options to the)3.35 F F2(set)3.35 E F0 -.2(bu)3.35 G(iltin).2 E | |
4498 | (\(see)108 220.8 Q F1 .762(SHELL B)3.262 F(UIL)-.09 E .762(TIN COMMANDS) | |
4499 | -.828 F F0(belo)3.012 E 3.262(w\). T)-.25 F 3.263(ot)-.8 G .763(urn of) | |
17345e5a | 4500 | -3.263 F 3.263(fl)-.25 G .763 |
ac50fbac CR |
4501 | (ine editing after the shell is running, use the)-3.263 F F2(+o)3.263 E |
4502 | (emacs)108 232.8 Q F0(or)2.5 E F2(+o vi)2.5 E F0(options to the)2.5 E F2 | |
4503 | (set)2.5 E F0 -.2(bu)2.5 G(iltin.).2 E F2(Readline Notation)87 249.6 Q | |
495aee44 | 4504 | F0 .463(In this section, the Emacs-style notation is used to denote k) |
ac50fbac CR |
4505 | 108 261.6 R -.15(ey)-.1 G(strok).15 E 2.963(es. Control)-.1 F -.1(ke) |
4506 | 2.963 G .463(ys are denoted by C\255)-.05 F/F4 10/Times-Italic@0 SF -.1 | |
4507 | (ke)C(y)-.2 E F0(,)A 1.152(e.g., C\255n means Control\255N.)108 273.6 R | |
4508 | (Similarly)6.152 E(,)-.65 E F4(meta)4.032 E F0 -.1(ke)3.913 G 1.153 | |
4509 | (ys are denoted by M\255)-.05 F F4 -.1(ke)C(y)-.2 E F0 3.653(,s)C 3.653 | |
4510 | (oM)-3.653 G 1.153(\255x means Meta\255X.)-3.653 F(\(On)6.153 E -.1(ke) | |
4511 | 108 285.6 S .831(yboards without a)-.05 F F4(meta)3.711 E F0 -.1(ke) | |
4512 | 3.591 G 2.131 -.65(y, M)-.05 H<ad>.65 E F4(x)A F0 .831(means ESC)3.331 F | |
4513 | F4(x)3.331 E F0 3.331(,i)C .83(.e., press the Escape k)-3.331 F 1.13 | |
4514 | -.15(ey t)-.1 H .83(hen the).15 F F4(x)4.1 E F0 -.1(ke)3.86 G 4.63 -.65 | |
4515 | (y. T)-.05 H .83(his mak).65 F(es)-.1 E .599(ESC the)108 297.6 R F4 .599 | |
4516 | (meta pr)3.099 F(e\214x)-.37 E F0 5.599(.T)C .599 | |
4517 | (he combination M\255C\255)-5.599 F F4(x)A F0 .599 | |
4518 | (means ESC\255Control\255)3.099 F F4(x)A F0 3.099(,o)C 3.099(rp)-3.099 G | |
4519 | .6(ress the Escape k)-3.099 F .9 -.15(ey t)-.1 H .6(hen hold).15 F | |
4520 | (the Control k)108 309.6 Q .3 -.15(ey w)-.1 H(hile pressing the).15 E F4 | |
4521 | (x)3.27 E F0 -.1(ke)3.03 G -.65(y.)-.05 G(\)).65 E .62 | |
4522 | (Readline commands may be gi)108 326.4 R -.15(ve)-.25 G 3.119(nn).15 G | |
4523 | (umeric)-3.119 E F4(ar)3.119 E(guments)-.37 E F0 3.119(,w).27 G .619 | |
4524 | (hich normally act as a repeat count.)-3.119 F(Sometimes,)5.619 E(ho)108 | |
4525 | 338.4 Q(we)-.25 E -.15(ve)-.25 G 1.418 -.4(r, i).15 H 3.118(ti).4 G | |
4526 | 3.119(st)-3.118 G .619(he sign of the ar)-3.119 F .619 | |
17345e5a JA |
4527 | (gument that is signi\214cant.)-.18 F -.15(Pa)5.619 G .619(ssing a ne) |
4528 | .15 F -.05(ga)-.15 G(ti).05 E .919 -.15(ve a)-.25 H -.18(rg).15 G .619 | |
ac50fbac CR |
4529 | (ument to a command that).18 F 1.019(acts in the forw)108 350.4 R 1.018 |
4530 | (ard direction \(e.g.,)-.1 F F2(kill\255line)3.518 E F0 3.518(\)c)C | |
4531 | 1.018(auses that command to act in a backw)-3.518 F 1.018 | |
4532 | (ard direction.)-.1 F(Com-)6.018 E(mands whose beha)108 362.4 Q | |
17345e5a | 4533 | (vior with ar)-.2 E(guments de)-.18 E(viates from this are noted belo) |
ac50fbac | 4534 | -.25 E -.65(w.)-.25 G .811(When a command is described as)108 379.2 R F4 |
17345e5a | 4535 | (killing)3.311 E F0(te)3.311 E .811(xt, the te)-.15 F .811 |
ac50fbac CR |
4536 | (xt deleted is sa)-.15 F -.15(ve)-.2 G 3.311(df).15 G .812 |
4537 | (or possible future retrie)-3.311 F -.25(va)-.25 G 3.312(l\().25 G F4 | |
4538 | (yank-)-3.312 E(ing)108 391.2 Q F0 2.529(\). The)B .029(killed te)2.529 | |
4539 | F .029(xt is sa)-.15 F -.15(ve)-.2 G 2.529(di).15 G 2.529(na)-2.529 G F4 | |
17345e5a JA |
4540 | .029(kill ring)B F0 5.029(.C)C(onsecuti)-5.029 E .329 -.15(ve k)-.25 H |
4541 | .029(ills cause the te).15 F .029(xt to be accumulated into one unit,) | |
ac50fbac CR |
4542 | -.15 F .567(which can be yank)108 403.2 R .567(ed all at once.)-.1 F |
4543 | .567(Commands which do not kill te)5.567 F .567 | |
17345e5a | 4544 | (xt separate the chunks of te)-.15 F .567(xt on the kill)-.15 F(ring.) |
ac50fbac CR |
4545 | 108 415.2 Q F2(Readline Initialization)87 432 Q F0 .091(Readline is cus\ |
4546 | tomized by putting commands in an initialization \214le \(the)108 444 R | |
4547 | F4(inputr)2.591 E(c)-.37 E F0 2.591(\214le\). The)2.591 F .091 | |
4548 | (name of this \214le)2.591 F .196(is tak)108 456 R .196(en from the v) | |
4549 | -.1 F .196(alue of the)-.25 F F1(INPUTRC)2.696 E F0 -.25(va)2.446 G | |
4550 | 2.696(riable. If).25 F .196(that v)2.696 F .196 | |
4551 | (ariable is unset, the def)-.25 F .196(ault is)-.1 F F4(~/.inputr)2.696 | |
4552 | E(c)-.37 E F0 5.196(.W).31 G .197(hen a)-5.196 F 1.034(program which us\ | |
4553 | es the readline library starts up, the initialization \214le is read, a\ | |
4554 | nd the k)108 468 R 1.334 -.15(ey b)-.1 H 1.034(indings and).15 F -.25 | |
4555 | (va)108 480 S 1.149(riables are set.).25 F 1.149(There are only a fe) | |
4556 | 6.149 F 3.649(wb)-.25 G 1.149(asic constructs allo)-3.649 F 1.15 | |
4557 | (wed in the readline initialization \214le.)-.25 F(Blank)6.15 E .737 | |
4558 | (lines are ignored.)108 492 R .737(Lines be)5.737 F .737(ginning with a) | |
4559 | -.15 F F2(#)3.237 E F0 .737(are comments.)3.237 F .737(Lines be)5.737 F | |
4560 | .737(ginning with a)-.15 F F2($)3.237 E F0 .736(indicate conditional) | |
4561 | 3.236 F 2.5(constructs. Other)108 504 R(lines denote k)2.5 E .3 -.15 | |
4562 | (ey b)-.1 H(indings and v).15 E(ariable settings.)-.25 E .986(The def) | |
4563 | 108 520.8 R .986(ault k)-.1 F -.15(ey)-.1 G .987 | |
4564 | (-bindings may be changed with an).15 F F4(inputr)3.497 E(c)-.37 E F0 | |
4565 | 3.487(\214le. Other)3.797 F .987(programs that use this library may) | |
4566 | 3.487 F(add their o)108 532.8 Q(wn commands and bindings.)-.25 E -.15 | |
4567 | (Fo)108 549.6 S 2.5(re).15 G(xample, placing)-2.65 E | |
4568 | (M\255Control\255u: uni)144 566.4 Q -.15(ve)-.25 G(rsal\255ar).15 E | |
4569 | (gument)-.18 E(or)108 578.4 Q(C\255Meta\255u: uni)144 590.4 Q -.15(ve) | |
4570 | -.25 G(rsal\255ar).15 E(gument)-.18 E(into the)108 602.4 Q F4(inputr) | |
4571 | 2.51 E(c)-.37 E F0 -.1(wo)2.81 G(uld mak).1 E 2.5(eM)-.1 G(\255C\255u e) | |
4572 | -2.5 E -.15(xe)-.15 G(cute the readline command).15 E F4(univer)2.5 E | |
4573 | (sal\255ar)-.1 E(gument)-.37 E F0(.).68 E 1.261(The follo)108 619.2 R | |
4574 | 1.261(wing symbolic character names are recognized:)-.25 F F4 -.4(RU) | |
4575 | 3.761 G(BOUT).4 E F0(,)1.27 E F4(DEL)3.761 E F0(,).53 E F4(ESC)3.761 E | |
4576 | F0(,).72 E F4(LFD)3.761 E F0(,).28 E F4(NEWLINE)3.76 E F0(,).73 E F4 | |
4577 | (RET)3.76 E F0(,)1.27 E F4(RETURN)108 631.2 Q F0(,)1.1 E F4(SPC)2.5 E F0 | |
4578 | (,).72 E F4(SP)2.5 E -.3(AC)-.9 G(E).3 E F0 2.5(,a).73 G(nd)-2.5 E F4 | |
4579 | -.5(TA)2.5 G(B).5 E F0(.).27 E .209 | |
4580 | (In addition to command names, readline allo)108 648 R .209(ws k)-.25 F | |
495aee44 | 4581 | -.15(ey)-.1 G 2.709(st).15 G 2.709(ob)-2.709 G 2.709(eb)-2.709 G .209 |
0001803f | 4582 | (ound to a string that is inserted when the k)-2.709 F .509 -.15(ey i) |
ac50fbac CR |
4583 | -.1 H(s).15 E(pressed \(a)108 660 Q F4(macr)2.5 E(o)-.45 E F0(\).)A F2 |
4584 | (Readline K)87 676.8 Q(ey Bindings)-.25 E F0 .366 | |
4585 | (The syntax for controlling k)108 688.8 R .666 -.15(ey b)-.1 H .366 | |
4586 | (indings in the).15 F F4(inputr)2.876 E(c)-.37 E F0 .366 | |
0001803f | 4587 | (\214le is simple.)3.176 F .366(All that is required is the name of the) |
ac50fbac | 4588 | 5.366 F .382(command or the te)108 700.8 R .383(xt of a macro and a k) |
0001803f | 4589 | -.15 F .683 -.15(ey s)-.1 H .383 |
17345e5a | 4590 | (equence to which it should be bound. The name may be speci-).15 F .853 |
ac50fbac | 4591 | (\214ed in one of tw)108 712.8 R 3.353(ow)-.1 G .853 |
17345e5a | 4592 | (ays: as a symbolic k)-3.453 F 1.153 -.15(ey n)-.1 H .853 |
ac50fbac | 4593 | (ame, possibly with).15 F F4(Meta\255)3.353 E F0(or)3.353 E F4(Contr) |
17345e5a | 4594 | 3.353 E(ol\255)-.45 E F0(pre\214x)3.353 E .853(es, or as a k)-.15 F -.15 |
ac50fbac CR |
4595 | (ey)-.1 G(sequence.)108 724.8 Q(GNU Bash 4.3)72 768 Q(2014 February 2) |
4596 | 141.79 E(36)190.95 E 0 Cg EP | |
4597 | %%Page: 37 37 | |
4598 | %%BeginPageSetup | |
4599 | BP | |
4600 | %%EndPageSetup | |
4601 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
4602 | -.35 E 1.541(When using the form)108 84 R/F1 10/Times-Bold@0 SF -.1(ke) | |
4603 | 4.041 G(yname).1 E F0(:)A/F2 10/Times-Italic@0 SF(function\255name).833 | |
4604 | E F0(or)4.041 E F2(macr)4.042 E(o)-.45 E F0(,)A F2 -.1(ke)4.042 G(yname) | |
4605 | -.2 E F0 1.542(is the name of a k)4.222 F 1.842 -.15(ey s)-.1 H 1.542 | |
4606 | (pelled out in).15 F 2.5(English. F)108 96 R(or e)-.15 E(xample:)-.15 E | |
4607 | (Control-u: uni)144 120 Q -.15(ve)-.25 G(rsal\255ar).15 E(gument)-.18 E | |
4608 | (Meta-Rubout: backw)144 132 Q(ard-kill-w)-.1 E(ord)-.1 E | |
4609 | (Control-o: "> output")144 144 Q .699(In the abo)108 160.8 R .998 -.15 | |
495aee44 CR |
4610 | (ve ex)-.15 H(ample,).15 E F2(C\255u)3.038 E F0 .698 |
4611 | (is bound to the function)3.448 F F1(uni)3.198 E -.1(ve)-.1 G | |
4612 | (rsal\255ar).1 E(gument)-.1 E F0(,)A F2(M\255DEL)3.878 E F0 .698 | |
ac50fbac CR |
4613 | (is bound to the func-)3.728 F(tion)108 172.8 Q F1 |
4614 | (backward\255kill\255w)2.758 E(ord)-.1 E F0 2.758(,a)C(nd)-2.758 E F2 | |
4615 | (C\255o)2.598 E F0 .258(is bound to run the macro e)2.938 F .259 | |
17345e5a | 4616 | (xpressed on the right hand side \(that is, to)-.15 F(insert the te)108 |
ac50fbac CR |
4617 | 184.8 Q(xt)-.15 E/F3 10/Courier@0 SF 6(>o)2.5 G(utput)-6 E F0 |
4618 | (into the line\).)2.5 E .056(In the second form,)108 201.6 R F1("k)2.556 | |
4619 | E(eyseq")-.1 E F0(:)A F2(function\255name).833 E F0(or)2.556 E F2(macr) | |
4620 | 2.556 E(o)-.45 E F0(,)A F1 -.1(ke)2.556 G(yseq).1 E F0(dif)2.555 E .055 | |
4621 | (fers from)-.25 F F1 -.1(ke)2.555 G(yname).1 E F0(abo)2.555 E .355 -.15 | |
4622 | (ve i)-.15 H 2.555(nt).15 G .055(hat strings)-2.555 F 1.284 | |
4623 | (denoting an entire k)108 213.6 R 1.584 -.15(ey s)-.1 H 1.284(equence m\ | |
17345e5a | 4624 | ay be speci\214ed by placing the sequence within double quotes.).15 F |
ac50fbac CR |
4625 | (Some)6.284 E .386(GNU Emacs style k)108 225.6 R .686 -.15(ey e)-.1 H |
4626 | .385(scapes can be used, as in the follo).15 F .385(wing e)-.25 F .385 | |
4627 | (xample, b)-.15 F .385(ut the symbolic character names)-.2 F | |
4628 | (are not recognized.)108 237.6 Q("\\C\255u": uni)144 261.6 Q -.15(ve) | |
17345e5a | 4629 | -.25 G(rsal\255ar).15 E(gument)-.18 E |
ac50fbac CR |
4630 | ("\\C\255x\\C\255r": re\255read\255init\255\214le)144 273.6 Q |
4631 | ("\\e[11~": "Function K)144 285.6 Q .3 -.15(ey 1)-.25 H(").15 E .314 | |
4632 | (In this e)108 302.4 R(xample,)-.15 E F2(C\255u)2.654 E F0 .314(is ag) | |
4633 | 3.064 F .315(ain bound to the function)-.05 F F1(uni)2.815 E -.1(ve)-.1 | |
495aee44 | 4634 | G(rsal\255ar).1 E(gument)-.1 E F0(.)A F2 .315(C\255x C\255r)5.155 F F0 |
ac50fbac CR |
4635 | .315(is bound to the func-)3.545 F(tion)108 314.4 Q F1 -.18(re)2.5 G |
4636 | <ad72>.18 E(ead\255init\255\214le)-.18 E F0 2.5(,a)C(nd)-2.5 E F2 | |
4637 | (ESC [ 1 1 ~)3.01 E F0(is bound to insert the te)3.94 E(xt)-.15 E F3 | |
4638 | (Function Key 1)2.5 E F0(.)A | |
4639 | (The full set of GNU Emacs style escape sequences is)108 331.2 Q F1 | |
4640 | <5c43ad>144 343.2 Q F0(control pre\214x)20.3 E F1<5c4dad>144 355.2 Q F0 | |
4641 | (meta pre\214x)18.08 E F1(\\e)144 367.2 Q F0(an escape character)28.78 E | |
4642 | F1(\\\\)144 379.2 Q F0(backslash)30.44 E F1(\\")144 391.2 Q F0 | |
4643 | (literal ")27.67 E F1<5c08>144 403.2 Q F0(literal \010)30.44 E(In addit\ | |
4644 | ion to the GNU Emacs style escape sequences, a second set of backslash \ | |
4645 | escapes is a)108 420 Q -.25(va)-.2 G(ilable:).25 E F1(\\a)144 432 Q F0 | |
4646 | (alert \(bell\))28.22 E F1(\\b)144 444 Q F0(backspace)27.66 E F1(\\d)144 | |
4647 | 456 Q F0(delete)27.66 E F1(\\f)144 468 Q F0(form feed)29.89 E F1(\\n)144 | |
4648 | 480 Q F0(ne)27.66 E(wline)-.25 E F1(\\r)144 492 Q F0(carriage return) | |
4649 | 28.78 E F1(\\t)144 504 Q F0(horizontal tab)29.89 E F1(\\v)144 516 Q F0 | |
4650 | -.15(ve)28.22 G(rtical tab).15 E F1(\\)144 528 Q F2(nnn)A F0 | |
495aee44 CR |
4651 | (the eight-bit character whose v)18.22 E(alue is the octal v)-.25 E |
4652 | (alue)-.25 E F2(nnn)2.5 E F0(\(one to three digits\))2.5 E F1(\\x)144 | |
ac50fbac | 4653 | 540 Q F2(HH)A F0(the eight-bit character whose v)13.78 E(alue is the he) |
495aee44 | 4654 | -.25 E(xadecimal v)-.15 E(alue)-.25 E F2(HH)2.5 E F0(\(one or tw)2.5 E |
ac50fbac CR |
4655 | 2.5(oh)-.1 G .3 -.15(ex d)-2.5 H(igits\)).15 E 1.142 |
4656 | (When entering the te)108 556.8 R 1.141(xt of a macro, single or double\ | |
4657 | quotes must be used to indicate a macro de\214nition.)-.15 F .089 | |
4658 | (Unquoted te)108 568.8 R .089(xt is assumed to be a function name.)-.15 | |
4659 | F .09(In the macro body)5.089 F 2.59(,t)-.65 G .09 | |
4660 | (he backslash escapes described abo)-2.59 F -.15(ve)-.15 G(are e)108 | |
4661 | 580.8 Q 2.5(xpanded. Backslash)-.15 F(will quote an)2.5 E 2.5(yo)-.15 G | |
0001803f | 4662 | (ther character in the macro te)-2.5 E(xt, including " and \010.)-.15 E |
ac50fbac CR |
4663 | F1(Bash)108 597.6 Q F0(allo)2.93 E .43(ws the current readline k)-.25 F |
4664 | .73 -.15(ey b)-.1 H .429(indings to be displayed or modi\214ed with the) | |
4665 | .15 F F1(bind)2.929 E F0 -.2(bu)2.929 G .429(iltin command.).2 F .045 | |
4666 | (The editing mode may be switched during interacti)108 609.6 R .345 -.15 | |
4667 | (ve u)-.25 H .046(se by using the).15 F F1<ad6f>2.546 E F0 .046 | |
4668 | (option to the)2.546 F F1(set)2.546 E F0 -.2(bu)2.546 G .046 | |
4669 | (iltin command).2 F(\(see)108 621.6 Q/F4 9/Times-Bold@0 SF(SHELL B)2.5 E | |
495aee44 | 4670 | (UIL)-.09 E(TIN COMMANDS)-.828 E F0(belo)2.25 E(w\).)-.25 E F1 |
ac50fbac | 4671 | (Readline V)87 638.4 Q(ariables)-.92 E F0 .044(Readline has v)108 650.4 |
495aee44 | 4672 | R .043(ariables that can be used to further customize its beha)-.25 F |
17345e5a | 4673 | (vior)-.2 E 5.043(.A)-.55 G -.25(va)-2.5 G .043 |
ac50fbac CR |
4674 | (riable may be set in the).25 F F2(inpu-)2.553 E(tr)108 662.4 Q(c)-.37 E |
4675 | F0(\214le with a statement of the form)2.81 E F1(set)144 679.2 Q F2 | |
17345e5a | 4676 | (variable\255name value)2.5 E F0 .79(Except where noted, readline v)108 |
ac50fbac | 4677 | 696 R .79(ariables can tak)-.25 F 3.29(et)-.1 G .79(he v)-3.29 F(alues) |
495aee44 | 4678 | -.25 E F1(On)3.29 E F0(or)3.29 E F1(Off)3.29 E F0 .79(\(without re)3.29 |
ac50fbac CR |
4679 | F -.05(ga)-.15 G .79(rd to case\).).05 F(Unrecog-)5.79 E .449(nized v) |
4680 | 108 708 R .448(ariable names are ignored.)-.25 F .448(When a v)5.448 F | |
4681 | .448(ariable v)-.25 F .448(alue is read, empty or null v)-.25 F .448 | |
4682 | (alues, "on" \(case-insensi-)-.25 F(ti)108 720 Q -.15(ve)-.25 G .467 | |
495aee44 CR |
4683 | (\), and "1" are equi).15 F -.25(va)-.25 G .468(lent to).25 F F1(On) |
4684 | 2.968 E F0 5.468(.A)C .468(ll other v)-5.468 F .468(alues are equi)-.25 | |
ac50fbac CR |
4685 | F -.25(va)-.25 G .468(lent to).25 F F1(Off)2.968 E F0 5.468(.T)C .468 |
4686 | (he v)-5.468 F .468(ariables and their def)-.25 F(ault)-.1 E | |
4687 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(37)190.95 E 0 Cg EP | |
4688 | %%Page: 38 38 | |
4689 | %%BeginPageSetup | |
4690 | BP | |
4691 | %%EndPageSetup | |
4692 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
4693 | -.35 E -.25(va)108 84 S(lues are:).25 E/F1 10/Times-Bold@0 SF | |
4694 | (bell\255style \(audible\))108 100.8 Q F0 .011 | |
4695 | (Controls what happens when readline w)144 112.8 R .011 | |
4696 | (ants to ring the terminal bell.)-.1 F .01(If set to)5.01 F F1(none)2.51 | |
4697 | E F0 2.51(,r)C .01(eadline ne)-2.51 F -.15(ve)-.25 G(r).15 E .94 | |
4698 | (rings the bell.)144 124.8 R .94(If set to)5.94 F F1(visible)3.44 E F0 | |
4699 | 3.44(,r)C .94(eadline uses a visible bell if one is a)-3.44 F -.25(va) | |
4700 | -.2 G 3.44(ilable. If).25 F .94(set to)3.44 F F1(audible)3.44 E F0(,)A | |
4701 | (readline attempts to ring the terminal')144 136.8 Q 2.5(sb)-.55 G(ell.) | |
4702 | -2.5 E F1(bind\255tty\255special\255chars \(On\))108 148.8 Q F0 .056 | |
4703 | (If set to)144 160.8 R F1(On)2.556 E F0 2.556(,r)C .056(eadline attempt\ | |
4704 | s to bind the control characters treated specially by the k)-2.556 F | |
4705 | (ernel')-.1 E 2.555(st)-.55 G(ermi-)-2.555 E(nal dri)144 172.8 Q -.15 | |
17345e5a | 4706 | (ve)-.25 G 2.5(rt).15 G 2.5(ot)-2.5 G(heir readline equi)-2.5 E -.25(va) |
ac50fbac CR |
4707 | -.25 G(lents.).25 E F1(color)108 184.8 Q(ed\255stats \(Off\))-.18 E F0 |
4708 | 1.579(If set to)144 196.8 R F1(On)4.079 E F0 4.079(,r)C 1.579 | |
4709 | (eadline displays possible completions using dif)-4.079 F 1.58 | |
4710 | (ferent colors to indicate their \214le)-.25 F 2.5(type. The)144 208.8 R | |
4711 | (color de\214nitions are tak)2.5 E(en from the v)-.1 E(alue of the)-.25 | |
4712 | E F1(LS_COLORS)2.5 E F0(en)2.5 E(vironment v)-.4 E(ariable.)-.25 E F1 | |
4713 | (comment\255begin \(`)108 220.8 Q(`#')-.63 E('\))-.63 E F0 .885 | |
4714 | (The string that is inserted when the readline)144 232.8 R F1 | |
4715 | (insert\255comment)3.385 E F0 .884(command is e)3.384 F -.15(xe)-.15 G | |
4716 | 3.384(cuted. This).15 F(com-)3.384 E(mand is bound to)144 244.8 Q F1 | |
495aee44 | 4717 | (M\255#)2.5 E F0(in emacs mode and to)2.5 E F1(#)2.5 E F0 |
ac50fbac CR |
4718 | (in vi command mode.)2.5 E F1(completion\255ignor)108 256.8 Q |
4719 | (e\255case \(Off\))-.18 E F0(If set to)144 268.8 Q F1(On)2.5 E F0 2.5 | |
17345e5a | 4720 | (,r)C(eadline performs \214lename matching and completion in a case\255\ |
495aee44 | 4721 | insensiti)-2.5 E .3 -.15(ve f)-.25 H(ashion.).05 E F1(completion\255pr) |
ac50fbac | 4722 | 108 280.8 Q(e\214x\255display\255length \(0\))-.18 E F0 .829(The length\ |
17345e5a | 4723 | in characters of the common pre\214x of a list of possible completions\ |
ac50fbac | 4724 | that is displayed)144 292.8 R 1.275(without modi\214cation.)144 304.8 R |
0001803f CR |
4725 | 1.275(When set to a v)6.275 F 1.274 |
4726 | (alue greater than zero, common pre\214x)-.25 F 1.274 | |
ac50fbac | 4727 | (es longer than this)-.15 F -.25(va)144 316.8 S(lue are replaced with a\ |
495aee44 | 4728 | n ellipsis when displaying possible completions.).25 E F1 |
ac50fbac CR |
4729 | (completion\255query\255items \(100\))108 328.8 Q F0 .529 |
4730 | (This determines when the user is queried about vie)144 340.8 R .53 | |
495aee44 | 4731 | (wing the number of possible completions gen-)-.25 F .561(erated by the) |
ac50fbac | 4732 | 144 352.8 R F1(possible\255completions)3.061 E F0 3.061(command. It) |
495aee44 CR |
4733 | 3.061 F .561(may be set to an)3.061 F 3.06(yi)-.15 G(nte)-3.06 E .56 |
4734 | (ger v)-.15 F .56(alue greater than or)-.25 F .782(equal to zero.)144 | |
ac50fbac CR |
4735 | 364.8 R .783(If the number of possible completions is greater than or e\ |
4736 | qual to the v)5.782 F .783(alue of this)-.25 F -.25(va)144 376.8 S .237 | |
495aee44 CR |
4737 | (riable, the user is ask).25 F .237(ed whether or not he wishes to vie) |
4738 | -.1 F 2.737(wt)-.25 G .237(hem; otherwise the)-2.737 F 2.737(ya)-.15 G | |
ac50fbac CR |
4739 | .237(re simply listed)-2.737 F(on the terminal.)144 388.8 Q F1(con)108 |
4740 | 400.8 Q -.1(ve)-.4 G(rt\255meta \(On\)).1 E F0 .612(If set to)144 412.8 | |
495aee44 CR |
4741 | R F1(On)3.112 E F0 3.112(,r)C .613(eadline will con)-3.112 F -.15(ve)-.4 |
4742 | G .613(rt characters with the eighth bit set to an ASCII k).15 F .913 | |
4743 | -.15(ey s)-.1 H .613(equence by).15 F .541 | |
4744 | (stripping the eighth bit and pre\214xing an escape character \(in ef) | |
ac50fbac CR |
4745 | 144 424.8 R .541(fect, using escape as the)-.25 F/F2 10/Times-Italic@0 |
4746 | SF .541(meta pr)3.041 F(e-)-.37 E<8c78>144 436.8 Q F0(\).)A F1 | |
4747 | (disable\255completion \(Off\))108 448.8 Q F0 .038(If set to)144 460.8 R | |
4748 | F1(On)2.538 E F0 2.538(,r)C .038(eadline will inhibit w)-2.538 F .038 | |
4749 | (ord completion.)-.1 F .038 | |
0001803f | 4750 | (Completion characters will be inserted into the)5.038 F(line as if the) |
ac50fbac CR |
4751 | 144 472.8 Q 2.5(yh)-.15 G(ad been mapped to)-2.5 E F1(self-insert)2.5 E |
4752 | F0(.)A F1(editing\255mode \(emacs\))108 484.8 Q F0 .142 | |
4753 | (Controls whether readline be)144 496.8 R .141(gins with a set of k)-.15 | |
4754 | F .441 -.15(ey b)-.1 H .141(indings similar to).15 F F2(Emacs)2.641 E F0 | |
4755 | (or)2.641 E F2(vi)2.641 E F0(.)A F1(editing\255mode)5.141 E F0 | |
4756 | (can be set to either)144 508.8 Q F1(emacs)2.5 E F0(or)2.5 E F1(vi)2.5 E | |
4757 | F0(.)A F1(echo\255contr)108 520.8 Q(ol\255characters \(On\))-.18 E F0 | |
4758 | 1.21(When set to)144 532.8 R F1(On)3.71 E F0 3.71(,o)C 3.71(no)-3.71 G | |
4759 | 1.211(perating systems that indicate the)-3.71 F 3.711(ys)-.15 G 1.211 | |
0001803f | 4760 | (upport it, readline echoes a character)-3.711 F |
ac50fbac CR |
4761 | (corresponding to a signal generated from the k)144 544.8 Q -.15(ey)-.1 |
4762 | G(board.).15 E F1(enable\255k)108 556.8 Q(eypad \(Off\))-.1 E F0 .893 | |
4763 | (When set to)144 568.8 R F1(On)3.393 E F0 3.393(,r)C .893 | |
0001803f CR |
4764 | (eadline will try to enable the application k)-3.393 F -.15(ey)-.1 G |
4765 | .893(pad when it is called.).15 F .892(Some sys-)5.893 F | |
ac50fbac CR |
4766 | (tems need this to enable the arro)144 580.8 Q 2.5(wk)-.25 G -.15(ey) |
4767 | -2.6 G(s.).15 E F1(enable\255meta\255k)108 592.8 Q(ey \(On\))-.1 E F0 | |
4768 | .64(When set to)144 604.8 R F1(On)3.14 E F0 3.14(,r)C .64 | |
0001803f CR |
4769 | (eadline will try to enable an)-3.14 F 3.14(ym)-.15 G .64 |
4770 | (eta modi\214er k)-3.14 F .94 -.15(ey t)-.1 H .64 | |
ac50fbac | 4771 | (he terminal claims to support).15 F(when it is called.)144 616.8 Q |
0001803f CR |
4772 | (On man)5 E 2.5(yt)-.15 G(erminals, the meta k)-2.5 E .3 -.15(ey i)-.1 H |
4773 | 2.5(su).15 G(sed to send eight-bit characters.)-2.5 E F1 | |
ac50fbac CR |
4774 | (expand\255tilde \(Off\))108 628.8 Q F0(If set to)144 640.8 Q F1(On)2.5 |
4775 | E F0 2.5(,t)C(ilde e)-2.5 E | |
4776 | (xpansion is performed when readline attempts w)-.15 E(ord completion.) | |
4777 | -.1 E F1(history\255pr)108 652.8 Q(eser)-.18 E -.1(ve)-.1 G | |
4778 | (\255point \(Off\)).1 E F0 1.339(If set to)144 664.8 R F1(On)3.839 E F0 | |
4779 | 3.839(,t)C 1.338(he history code attempts to place point at the same lo\ | |
4780 | cation on each history line)-3.839 F(retrie)144 676.8 Q -.15(ve)-.25 G | |
4781 | 2.5(dw).15 G(ith)-2.5 E F1(pr)2.5 E -.15(ev)-.18 G(ious-history).15 E F0 | |
4782 | (or)2.5 E F1(next-history)2.5 E F0(.)A F1(history\255size \(0\))108 | |
4783 | 688.8 Q F0 .948(Set the maximum number of history entries sa)144 700.8 R | |
4784 | -.15(ve)-.2 G 3.448(di).15 G 3.448(nt)-3.448 G .948(he history list.) | |
4785 | -3.448 F .949(If set to zero, an)5.948 F 3.449(ye)-.15 G(xisting)-3.599 | |
4786 | E .483(history entries are deleted and no ne)144 712.8 R 2.983(we)-.25 G | |
4787 | .483(ntries are sa)-2.983 F -.15(ve)-.2 G 2.983(d. If).15 F .482 | |
4788 | (set to a v)2.983 F .482(alue less than zero, the num-)-.25 F | |
4789 | (ber of history entries is not limited.)144 724.8 Q(By def)5 E | |
4790 | (ault, the number of history entries is not limited.)-.1 E(GNU Bash 4.3) | |
4791 | 72 768 Q(2014 February 2)141.79 E(38)190.95 E 0 Cg EP | |
4792 | %%Page: 39 39 | |
4793 | %%BeginPageSetup | |
4794 | BP | |
4795 | %%EndPageSetup | |
4796 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
4797 | -.35 E/F1 10/Times-Bold@0 SF(horizontal\255scr)108 84 Q | |
4798 | (oll\255mode \(Off\))-.18 E F0 .448(When set to)144 96 R F1(On)2.948 E | |
4799 | F0 2.948(,m)C(ak)-2.948 E .448 | |
4800 | (es readline use a single line for display)-.1 F 2.948(,s)-.65 G .449 | |
17345e5a JA |
4801 | (crolling the input horizontally on a)-2.948 F 1.194(single screen line\ |
4802 | when it becomes longer than the screen width rather than wrapping to a\ | |
ac50fbac CR |
4803 | ne)144 108 R(w)-.25 E(line.)144 120 Q F1(input\255meta \(Off\))108 132 |
4804 | Q F0 .227(If set to)144 144 R F1(On)2.727 E F0 2.727(,r)C .228(eadline \ | |
17345e5a | 4805 | will enable eight-bit input \(that is, it will not strip the high bit f\ |
ac50fbac | 4806 | rom the char)-2.727 F(-)-.2 E .957(acters it reads\), re)144 156 R -.05 |
17345e5a | 4807 | (ga)-.15 G .956(rdless of what the terminal claims it can support.).05 F |
ac50fbac CR |
4808 | .956(The name)5.956 F F1(meta\255\215ag)3.456 E F0 .956(is a)3.456 F |
4809 | (synon)144 168 Q(ym for this v)-.15 E(ariable.)-.25 E F1(isear)108 180 Q | |
17345e5a JA |
4810 | (ch\255terminators \(`)-.18 E(`C\255[C\255J')-.63 E('\))-.63 E F0 .439(\ |
4811 | The string of characters that should terminate an incremental search wi\ | |
ac50fbac CR |
4812 | thout subsequently e)144 192 R -.15(xe)-.15 G(cut-).15 E .935 |
4813 | (ing the character as a command.)144 204 R .935(If this v)5.935 F .935 | |
4814 | (ariable has not been gi)-.25 F -.15(ve)-.25 G 3.434(nav).15 G .934 | |
4815 | (alue, the characters)-3.684 F/F2 10/Times-Italic@0 SF(ESC)3.434 E F0 | |
4816 | (and)144 216 Q F2(C\255J)2.5 E F0(will terminate an incremental search.) | |
4817 | 2.5 E F1 -.1(ke)108 228 S(ymap \(emacs\)).1 E F0 2.02 | |
4818 | (Set the current readline k)144 240 R -.15(ey)-.1 G 4.521(map. The).15 F | |
4819 | 2.021(set of v)4.521 F 2.021(alid k)-.25 F -.15(ey)-.1 G 2.021 | |
4820 | (map names is).15 F F2 2.021(emacs, emacs\255standar)4.521 F(d,)-.37 E | |
4821 | .069(emacs\255meta, emacs\255ctlx, vi, vi\255command)144 252 R F0 2.568 | |
4822 | (,a)C(nd)-2.568 E F2(vi\255insert)2.568 E F0(.).68 E F2(vi)5.068 E F0 | |
4823 | .068(is equi)2.568 F -.25(va)-.25 G .068(lent to).25 F F2(vi\255command) | |
4824 | 2.568 E F0(;)A F2(emacs)2.568 E F0 1.543(is equi)144 264 R -.25(va)-.25 | |
4825 | G 1.543(lent to).25 F F2(emacs\255standar)4.044 E(d)-.37 E F0 6.544(.T)C | |
17345e5a JA |
4826 | 1.544(he def)-6.544 F 1.544(ault v)-.1 F 1.544(alue is)-.25 F F2(emacs) |
4827 | 4.044 E F0 4.044(;t).27 G 1.544(he v)-4.044 F 1.544(alue of)-.25 F F1 | |
ac50fbac CR |
4828 | (editing\255mode)4.044 E F0(also)4.044 E(af)144 276 Q(fects the def)-.25 |
4829 | E(ault k)-.1 E -.15(ey)-.1 G(map.).15 E F1 -.1(ke)108 288 S | |
4830 | (yseq\255timeout \(500\)).1 E F0 .368(Speci\214es the duration)144 300 R | |
4831 | F2 -.37(re)2.867 G(adline).37 E F0 .367(will w)2.867 F .367 | |
4832 | (ait for a character when reading an ambiguous k)-.1 F .667 -.15(ey s) | |
4833 | -.1 H(equence).15 E 1.356(\(one that can form a complete k)144 312 R | |
4834 | 1.656 -.15(ey s)-.1 H 1.356(equence using the input read so f).15 F(ar) | |
4835 | -.1 E 3.856(,o)-.4 G 3.856(rc)-3.856 G 1.356(an tak)-3.856 F 3.856(ea) | |
4836 | -.1 G(dditional)-3.856 E .32(input to complete a longer k)144 324 R .62 | |
4837 | -.15(ey s)-.1 H 2.82(equence\). If).15 F .32(no input is recei)2.82 F | |
4838 | -.15(ve)-.25 G 2.82(dw).15 G .32(ithin the timeout,)-2.82 F F2 -.37(re) | |
4839 | 2.82 G(adline).37 E F0(will)2.82 E .906(use the shorter b)144 336 R .907 | |
4840 | (ut complete k)-.2 F 1.207 -.15(ey s)-.1 H 3.407(equence. The).15 F -.25 | |
4841 | (va)3.407 G .907(lue is speci\214ed in milliseconds, so a v).25 F .907 | |
4842 | (alue of)-.25 F .05(1000 means that)144 348 R F2 -.37(re)2.55 G(adline) | |
4843 | .37 E F0 .05(will w)2.55 F .05(ait one second for additional input.)-.1 | |
4844 | F .05(If this v)5.05 F .05(ariable is set to a v)-.25 F(alue)-.25 E .051 | |
4845 | (less than or equal to zero, or to a non-numeric v)144 360 R(alue,)-.25 | |
4846 | E F2 -.37(re)2.551 G(adline).37 E F0 .051(will w)2.551 F .051 | |
4847 | (ait until another k)-.1 F .352 -.15(ey i)-.1 H 2.552(sp).15 G(ressed) | |
4848 | -2.552 E(to decide which k)144 372 Q .3 -.15(ey s)-.1 H | |
4849 | (equence to complete.).15 E F1(mark\255dir)108 384 Q(ectories \(On\)) | |
4850 | -.18 E F0(If set to)144 396 Q F1(On)2.5 E F0 2.5(,c)C | |
17345e5a | 4851 | (ompleted directory names ha)-2.5 E .3 -.15(ve a s)-.2 H(lash appended.) |
ac50fbac CR |
4852 | .15 E F1(mark\255modi\214ed\255lines \(Off\))108 408 Q F0(If set to)144 |
4853 | 420 Q F1(On)2.5 E F0 2.5(,h)C(istory lines that ha)-2.5 E .3 -.15(ve b) | |
495aee44 | 4854 | -.2 H(een modi\214ed are displayed with a preceding asterisk \().15 E F1 |
ac50fbac CR |
4855 | (*)A F0(\).)A F1(mark\255symlink)108 432 Q(ed\255dir)-.1 E |
4856 | (ectories \(Off\))-.18 E F0 .175(If set to)144 444 R F1(On)2.675 E F0 | |
495aee44 | 4857 | 2.675(,c)C .175 |
17345e5a | 4858 | (ompleted names which are symbolic links to directories ha)-2.675 F .475 |
ac50fbac CR |
4859 | -.15(ve a s)-.2 H .175(lash appended \(sub-).15 F(ject to the v)144 456 |
4860 | Q(alue of)-.25 E F1(mark\255dir)2.5 E(ectories)-.18 E F0(\).)A F1 | |
4861 | (match\255hidden\255\214les \(On\))108 468 Q F0 .192(This v)144 480 R | |
4862 | .192(ariable, when set to)-.25 F F1(On)2.692 E F0 2.692(,c)C .192 | |
4863 | (auses readline to match \214les whose names be)-2.692 F .193 | |
4864 | (gin with a `.)-.15 F 2.693('\()-.7 G(hidden)-2.693 E .457 | |
4865 | (\214les\) when performing \214lename completion.)144 492 R .456 | |
4866 | (If set to)5.456 F F1(Off)2.956 E F0 2.956(,t)C .456(he leading `.) | |
4867 | -2.956 F 2.956('m)-.7 G .456(ust be supplied by the)-2.956 F | |
4868 | (user in the \214lename to be completed.)144 504 Q F1 | |
4869 | (menu\255complete\255display\255pr)108 516 Q(e\214x \(Off\))-.18 E F0 | |
4870 | 1.585(If set to)144 528 R F1(On)4.085 E F0 4.085(,m)C 1.585(enu complet\ | |
4871 | ion displays the common pre\214x of the list of possible completions) | |
4872 | -4.085 F(\(which may be empty\) before c)144 540 Q | |
4873 | (ycling through the list.)-.15 E F1(output\255meta \(Off\))108 552 Q F0 | |
4874 | .507(If set to)144 564 R F1(On)3.007 E F0 3.007(,r)C .507(eadline will \ | |
4875 | display characters with the eighth bit set directly rather than as a me\ | |
4876 | ta-)-3.007 F(pre\214x)144 576 Q(ed escape sequence.)-.15 E F1 | |
4877 | (page\255completions \(On\))108 588 Q F0 .808(If set to)144 600 R F1(On) | |
4878 | 3.308 E F0 3.308(,r)C .808(eadline uses an internal)-3.308 F F2(mor) | |
4879 | 3.308 E(e)-.37 E F0(-lik)A 3.308(ep)-.1 G .808 | |
0001803f | 4880 | (ager to display a screenful of possible comple-)-3.308 F |
ac50fbac CR |
4881 | (tions at a time.)144 612 Q F1 |
4882 | (print\255completions\255horizontally \(Off\))108 624 Q F0 1.319 | |
4883 | (If set to)144 636 R F1(On)3.819 E F0 3.819(,r)C 1.318(eadline will dis\ | |
4884 | play completions with matches sorted horizontally in alphabetical)-3.819 | |
4885 | F(order)144 648 Q 2.5(,r)-.4 G(ather than do)-2.5 E(wn the screen.)-.25 | |
4886 | E F1 -2.29 -.18(re v)108 660 T(ert\255all\255at\255newline \(Off\)).08 E | |
4887 | F0 .698(If set to)144 672 R F1(On)3.198 E F0 3.198(,r)C .699 | |
17345e5a | 4888 | (eadline will undo all changes to history lines before returning when) |
ac50fbac | 4889 | -3.198 F F1(accept\255line)3.199 E F0(is)3.199 E -.15(exe)144 684 S |
17345e5a JA |
4890 | 2.686(cuted. By).15 F(def)2.686 E .186 |
4891 | (ault, history lines may be modi\214ed and retain indi)-.1 F .186 | |
ac50fbac CR |
4892 | (vidual undo lists across calls to)-.25 F F1 -.18(re)144 696 S(adline) |
4893 | .18 E F0(.)A(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(39)190.95 E | |
4894 | 0 Cg EP | |
4895 | %%Page: 40 40 | |
4896 | %%BeginPageSetup | |
4897 | BP | |
4898 | %%EndPageSetup | |
4899 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
4900 | -.35 E/F1 10/Times-Bold@0 SF(sho)108 84 Q | |
4901 | (w\255all\255if\255ambiguous \(Off\))-.1 E F0 .303(This alters the def) | |
4902 | 144 96 R .303(ault beha)-.1 F .304(vior of the completion functions.)-.2 | |
4903 | F .304(If set to)5.304 F F1(On)2.804 E F0 2.804(,w)C .304(ords which ha) | |
4904 | -2.904 F .604 -.15(ve m)-.2 H(ore).15 E 1.264(than one possible complet\ | |
4905 | ion cause the matches to be listed immediately instead of ringing the) | |
4906 | 144 108 R(bell.)144 120 Q F1(sho)108 132 Q | |
4907 | (w\255all\255if\255unmodi\214ed \(Off\))-.1 E F0 5.345 | |
4908 | (This alters the def)144 144 R 5.345(ault beha)-.1 F 5.345 | |
4909 | (vior of the completion functions in a f)-.2 F 5.346(ashion similar to) | |
4910 | -.1 F F1(sho)144 156 Q(w\255all\255if\255ambiguous)-.1 E F0 6.691(.I)C | |
4911 | 4.191(fs)-6.691 G 1.691(et to)-4.191 F F1(On)4.191 E F0 4.191(,w)C 1.691 | |
495aee44 | 4912 | (ords which ha)-4.291 F 1.991 -.15(ve m)-.2 H 1.691 |
ac50fbac | 4913 | (ore than one possible completion).15 F 1.039(without an)144 168 R 3.539 |
17345e5a | 4914 | (yp)-.15 G 1.039 |
ac50fbac CR |
4915 | (ossible partial completion \(the possible completions don')-3.539 F |
4916 | 3.539(ts)-.18 G 1.04(hare a common pre\214x\))-3.539 F(cause the matche\ | |
4917 | s to be listed immediately instead of ringing the bell.)144 180 Q F1 | |
4918 | (sho)108 192 Q(w\255mode\255in\255pr)-.1 E(ompt \(Off\))-.18 E F0 1.019 | |
4919 | (If set to)144 204 R F1(On)3.519 E F0 3.519(,a)C 1.018 | |
4920 | (dd a character to the be)-3.519 F 1.018 | |
4921 | (ginning of the prompt indicating the editing mode: emacs)-.15 F | |
4922 | (\(@\), vi command \(:\) or vi insertion \(+\).)144 216 Q F1 | |
4923 | (skip\255completed\255text \(Off\))108 228 Q F0 .094(If set to)144 240 R | |
495aee44 CR |
4924 | F1(On)2.594 E F0 2.594(,t)C .095(his alters the def)-2.594 F .095 |
4925 | (ault completion beha)-.1 F .095 | |
ac50fbac | 4926 | (vior when inserting a single match into the line.)-.2 F(It')144 252 Q |
495aee44 CR |
4927 | 2.546(so)-.55 G .046(nly acti)-2.546 F .346 -.15(ve w)-.25 H .046 |
4928 | (hen performing completion in the middle of a w).15 F 2.545(ord. If)-.1 | |
4929 | F .045(enabled, readline does not)2.545 F 1.394(insert characters from \ | |
ac50fbac CR |
4930 | the completion that match characters after point in the w)144 264 R |
4931 | 1.395(ord being com-)-.1 F(pleted, so portions of the w)144 276 Q | |
0001803f | 4932 | (ord follo)-.1 E(wing the cursor are not duplicated.)-.25 E F1 |
ac50fbac | 4933 | (visible\255stats \(Off\))108 288 Q F0 .847(If set to)144 300 R F1(On) |
17345e5a | 4934 | 3.346 E F0 3.346(,ac)C .846(haracter denoting a \214le')-3.346 F 3.346 |
ac50fbac CR |
4935 | (st)-.55 G .846(ype as reported by)-3.346 F/F2 10/Times-Italic@0 SF |
4936 | (stat)3.346 E F0 .846(\(2\) is appended to the \214lename)B | |
4937 | (when listing possible completions.)144 312 Q F1 | |
4938 | (Readline Conditional Constructs)87 328.8 Q F0 .05 | |
4939 | (Readline implements a f)108 340.8 R .05(acility similar in spirit to t\ | |
495aee44 | 4940 | he conditional compilation features of the C preprocessor)-.1 F .097 |
ac50fbac | 4941 | (which allo)108 352.8 R .097(ws k)-.25 F .396 -.15(ey b)-.1 H .096 |
17345e5a | 4942 | (indings and v).15 F .096 |
495aee44 | 4943 | (ariable settings to be performed as the result of tests.)-.25 F .096 |
ac50fbac CR |
4944 | (There are four parser)5.096 F(directi)108 364.8 Q -.15(ve)-.25 G 2.5 |
4945 | (su).15 G(sed.)-2.5 E F1($if)108 381.6 Q F0(The)24.89 E F1($if)2.962 E | |
495aee44 CR |
4946 | F0 .462(construct allo)2.962 F .463(ws bindings to be made based on the\ |
4947 | editing mode, the terminal being used,)-.25 F .478 | |
ac50fbac | 4948 | (or the application using readline.)144 393.6 R .477(The te)5.477 F .477 |
17345e5a JA |
4949 | (xt of the test e)-.15 F .477 |
4950 | (xtends to the end of the line; no characters)-.15 F | |
ac50fbac | 4951 | (are required to isolate it.)144 405.6 Q F1(mode)144 422.4 Q F0(The) |
495aee44 | 4952 | 12.67 E F1(mode=)3.711 E F0 1.211(form of the)3.711 F F1($if)3.711 E F0 |
17345e5a JA |
4953 | (directi)3.711 E 1.511 -.15(ve i)-.25 H 3.711(su).15 G 1.211 |
4954 | (sed to test whether readline is in emacs or vi)-3.711 F 3.065 | |
ac50fbac | 4955 | (mode. This)180 434.4 R .565(may be used in conjunction with the)3.065 F |
17345e5a | 4956 | F1 .565(set k)3.065 F(eymap)-.1 E F0 .565(command, for instance, to) |
ac50fbac | 4957 | 3.065 F .735(set bindings in the)180 446.4 R F2(emacs\255standar)3.235 E |
17345e5a | 4958 | (d)-.37 E F0(and)3.235 E F2(emacs\255ctlx)3.235 E F0 -.1(ke)3.235 G .735 |
ac50fbac CR |
4959 | (ymaps only if readline is starting)-.05 F(out in emacs mode.)180 458.4 |
4960 | Q F1(term)144 475.2 Q F0(The)15.46 E F1(term=)3.197 E F0 .696 | |
495aee44 | 4961 | (form may be used to include terminal-speci\214c k)3.197 F .996 -.15 |
ac50fbac | 4962 | (ey b)-.1 H .696(indings, perhaps to bind).15 F .654(the k)180 487.2 R |
17345e5a JA |
4963 | .954 -.15(ey s)-.1 H .654(equences output by the terminal').15 F 3.154 |
4964 | (sf)-.55 G .654(unction k)-3.154 F -.15(ey)-.1 G 3.154(s. The).15 F -.1 | |
ac50fbac | 4965 | (wo)3.154 G .654(rd on the right side of).1 F(the)180 499.2 Q F1(=)3.232 |
495aee44 CR |
4966 | E F0 .732(is tested ag)3.232 F .732(ainst the both full name of the ter\ |
4967 | minal and the portion of the terminal)-.05 F(name before the \214rst)180 | |
ac50fbac | 4968 | 511.2 Q F1<ad>2.5 E F0 5(.T)C(his allo)-5 E(ws)-.25 E F2(sun)2.84 E F0 |
17345e5a | 4969 | (to match both)2.74 E F2(sun)2.84 E F0(and)2.74 E F2(sun\255cmd)2.5 E F0 |
ac50fbac | 4970 | 2.5(,f).77 G(or instance.)-2.5 E F1(application)144 528 Q F0(The)180 540 |
495aee44 | 4971 | Q F1(application)3.003 E F0 .503 |
17345e5a JA |
4972 | (construct is used to include application-speci\214c settings.)3.003 F |
4973 | .503(Each program)5.503 F .114(using the readline library sets the)180 | |
ac50fbac | 4974 | 552 R F2 .114(application name)2.614 F F0 2.614(,a)C .114 |
495aee44 | 4975 | (nd an initialization \214le can test for a)-2.614 F .5(particular v)180 |
ac50fbac | 4976 | 564 R 3(alue. This)-.25 F .501(could be used to bind k)3 F .801 -.15 |
495aee44 | 4977 | (ey s)-.1 H .501(equences to functions useful for a spe-).15 F .397 |
ac50fbac | 4978 | (ci\214c program.)180 576 R -.15(Fo)5.397 G 2.896(ri).15 G .396 |
17345e5a | 4979 | (nstance, the follo)-2.896 F .396(wing command adds a k)-.25 F .696 -.15 |
ac50fbac CR |
4980 | (ey s)-.1 H .396(equence that quotes the).15 F(current or pre)180 588 Q |
4981 | (vious w)-.25 E(ord in)-.1 E F1(bash)2.5 E F0(:)A F1($if)180 612 Q F0 | |
4982 | (Bash)2.5 E 2.5(#Q)180 624 S(uote the current or pre)-2.5 E(vious w)-.25 | |
4983 | E(ord)-.1 E("\\C\255xq": "\\eb\\"\\ef\\"")180 636 Q F1($endif)180 648 Q | |
4984 | ($endif)108 664.8 Q F0(This command, as seen in the pre)9.33 E(vious e) | |
4985 | -.25 E(xample, terminates an)-.15 E F1($if)2.5 E F0(command.)2.5 E F1 | |
4986 | ($else)108 681.6 Q F0(Commands in this branch of the)15.45 E F1($if)2.5 | |
4987 | E F0(directi)2.5 E .3 -.15(ve a)-.25 H(re e).15 E -.15(xe)-.15 G | |
4988 | (cuted if the test f).15 E(ails.)-.1 E F1($include)108 698.4 Q F0 .356 | |
4989 | (This directi)144 710.4 R .656 -.15(ve t)-.25 H(ak).15 E .356 | |
4990 | (es a single \214lename as an ar)-.1 F .357 | |
4991 | (gument and reads commands and bindings from that)-.18 F 2.5(\214le. F) | |
4992 | 144 722.4 R(or e)-.15 E(xample, the follo)-.15 E(wing directi)-.25 E .3 | |
4993 | -.15(ve w)-.25 H(ould read).05 E F2(/etc/inputr)2.5 E(c)-.37 E F0(:)A | |
4994 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(40)190.95 E 0 Cg EP | |
4995 | %%Page: 41 41 | |
495aee44 CR |
4996 | %%BeginPageSetup |
4997 | BP | |
4998 | %%EndPageSetup | |
4999 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
5000 | -.35 E/F1 10/Times-Bold@0 SF($include)144 84 Q/F2 10/Times-Italic@0 SF |
5001 | (/etc/inputr)5.833 E(c)-.37 E F1(Sear)87 100.8 Q(ching)-.18 E F0 .835 | |
5002 | (Readline pro)108 112.8 R .835 | |
17345e5a | 5003 | (vides commands for searching through the command history \(see)-.15 F |
495aee44 | 5004 | /F3 9/Times-Bold@0 SF(HIST)3.334 E(OR)-.162 E(Y)-.315 E F0(belo)3.084 E |
ac50fbac | 5005 | .834(w\) for lines)-.25 F(containing a speci\214ed string.)108 124.8 Q |
17345e5a JA |
5006 | (There are tw)5 E 2.5(os)-.1 G(earch modes:)-2.5 E F2(incr)2.51 E |
5007 | (emental)-.37 E F0(and)3.01 E F2(non-incr)2.5 E(emental)-.37 E F0(.).51 | |
ac50fbac | 5008 | E .697(Incremental searches be)108 141.6 R .697 |
17345e5a | 5009 | (gin before the user has \214nished typing the search string.)-.15 F |
495aee44 | 5010 | .698(As each character of the)5.698 F .113 |
ac50fbac | 5011 | (search string is typed, readline displays the ne)108 153.6 R .112 |
17345e5a | 5012 | (xt entry from the history matching the string typed so f)-.15 F(ar)-.1 |
495aee44 | 5013 | E 5.112(.A)-.55 G(n)-5.112 E .542 |
ac50fbac CR |
5014 | (incremental search requires only as man)108 165.6 R 3.042(yc)-.15 G |
5015 | .542(haracters as needed to \214nd the desired history entry)-3.042 F | |
5016 | 5.542(.T)-.65 G .542(he char)-5.542 F(-)-.2 E .224 | |
5017 | (acters present in the v)108 177.6 R .224(alue of the)-.25 F F1(isear) | |
5018 | 2.724 E(ch-terminators)-.18 E F0 -.25(va)2.724 G .224 | |
17345e5a | 5019 | (riable are used to terminate an incremental search.).25 F .66 |
ac50fbac | 5020 | (If that v)108 189.6 R .66(ariable has not been assigned a v)-.25 F .66 |
17345e5a | 5021 | (alue the Escape and Control-J characters will terminate an incre-)-.25 |
ac50fbac CR |
5022 | F .097(mental search.)108 201.6 R .096(Control-G will abort an incremen\ |
5023 | tal search and restore the original line.)5.097 F .096 | |
5024 | (When the search is)5.096 F(terminated, the history entry containing th\ | |
5025 | e search string becomes the current line.)108 213.6 Q 2.938 -.8(To \214) | |
5026 | 108 230.4 T 1.339(nd other matching entries in the history list, type C\ | |
5027 | ontrol-S or Control-R as appropriate.).8 F 1.339(This will)6.339 F .675 | |
5028 | (search backw)108 242.4 R .675(ard or forw)-.1 F .675 | |
5029 | (ard in the history for the ne)-.1 F .674 | |
5030 | (xt entry matching the search string typed so f)-.15 F(ar)-.1 E 5.674 | |
5031 | (.A)-.55 G -.15(ny)-5.674 G .174(other k)108 254.4 R .474 -.15(ey s)-.1 | |
5032 | H .174 | |
17345e5a | 5033 | (equence bound to a readline command will terminate the search and e).15 |
495aee44 | 5034 | F -.15(xe)-.15 G .175(cute that command.).15 F -.15(Fo)5.175 G(r).15 E |
ac50fbac | 5035 | .541(instance, a)108 266.4 R F2(ne)3.041 E(wline)-.15 E F0 .541 |
495aee44 | 5036 | (will terminate the search and accept the line, thereby e)3.041 F -.15 |
ac50fbac CR |
5037 | (xe)-.15 G .54(cuting the command from the).15 F(history list.)108 278.4 |
5038 | Q .653(Readline remembers the last incremental search string.)108 295.2 | |
495aee44 CR |
5039 | R .653(If tw)5.653 F 3.153(oC)-.1 G .653(ontrol-Rs are typed without an) |
5040 | -3.153 F 3.153(yi)-.15 G(nterv)-3.153 E(en-)-.15 E | |
ac50fbac | 5041 | (ing characters de\214ning a ne)108 307.2 Q 2.5(ws)-.25 G |
17345e5a JA |
5042 | (earch string, an)-2.5 E 2.5(yr)-.15 G(emembered search string is used.) |
5043 | -2.5 E .567(Non-incremental searches read the entire search string befo\ | |
ac50fbac CR |
5044 | re starting to search for matching history lines.)108 324 R(The search \ |
5045 | string may be typed by the user or be part of the contents of the curre\ | |
5046 | nt line.)108 336 Q F1(Readline Command Names)87 352.8 Q F0 1.391 | |
5047 | (The follo)108 364.8 R 1.391 | |
17345e5a JA |
5048 | (wing is a list of the names of the commands and the def)-.25 F 1.391 |
5049 | (ault k)-.1 F 1.691 -.15(ey s)-.1 H 1.391(equences to which the).15 F | |
ac50fbac | 5050 | 3.892(ya)-.15 G(re)-3.892 E 2.622(bound. Command)108 376.8 R .122 |
495aee44 CR |
5051 | (names without an accompan)2.622 F .122(ying k)-.15 F .421 -.15(ey s)-.1 |
5052 | H .121(equence are unbound by def).15 F 2.621(ault. In)-.1 F .121 | |
ac50fbac | 5053 | (the follo)2.621 F(wing)-.25 E(descriptions,)108 388.8 Q F2(point)3.41 E |
495aee44 CR |
5054 | F0 .91(refers to the current cursor position, and)3.41 F F2(mark)3.411 E |
5055 | F0 .911(refers to a cursor position sa)3.411 F -.15(ve)-.2 G 3.411(db) | |
ac50fbac | 5056 | .15 G 3.411(yt)-3.411 G(he)-3.411 E F1(set\255mark)108 400.8 Q F0 2.5 |
17345e5a | 5057 | (command. The)2.5 F(te)2.5 E |
0001803f | 5058 | (xt between the point and mark is referred to as the)-.15 E F2 -.37(re) |
ac50fbac CR |
5059 | 2.5 G(gion)-.03 E F0(.)A F1(Commands f)87 417.6 Q(or Mo)-.25 E(ving)-.1 |
5060 | E(beginning\255of\255line \(C\255a\))108 429.6 Q F0(Mo)144 441.6 Q .3 | |
5061 | -.15(ve t)-.15 H 2.5(ot).15 G(he start of the current line.)-2.5 E F1 | |
5062 | (end\255of\255line \(C\255e\))108 453.6 Q F0(Mo)144 465.6 Q .3 -.15 | |
5063 | (ve t)-.15 H 2.5(ot).15 G(he end of the line.)-2.5 E F1 -.25(fo)108 | |
5064 | 477.6 S(rward\255char \(C\255f\)).25 E F0(Mo)144 489.6 Q .3 -.15(ve f) | |
5065 | -.15 H(orw).15 E(ard a character)-.1 E(.)-.55 E F1 | |
5066 | (backward\255char \(C\255b\))108 501.6 Q F0(Mo)144 513.6 Q .3 -.15(ve b) | |
5067 | -.15 H(ack a character).15 E(.)-.55 E F1 -.25(fo)108 525.6 S(rward\255w) | |
5068 | .25 E(ord \(M\255f\))-.1 E F0(Mo)144 537.6 Q .823 -.15(ve f)-.15 H(orw) | |
5069 | .15 E .523(ard to the end of the ne)-.1 F .523(xt w)-.15 F 3.023(ord. W) | |
5070 | -.1 F .522(ords are composed of alphanumeric characters \(let-)-.8 F | |
5071 | (ters and digits\).)144 549.6 Q F1(backward\255w)108 561.6 Q | |
5072 | (ord \(M\255b\))-.1 E F0(Mo)144 573.6 Q 1.71 -.15(ve b)-.15 H 1.41 | |
495aee44 CR |
5073 | (ack to the start of the current or pre).15 F 1.41(vious w)-.25 F 3.91 |
5074 | (ord. W)-.1 F 1.41(ords are composed of alphanumeric)-.8 F | |
ac50fbac CR |
5075 | (characters \(letters and digits\).)144 585.6 Q F1(shell\255f)108 597.6 |
5076 | Q(orward\255w)-.25 E(ord)-.1 E F0(Mo)144 609.6 Q .784 -.15(ve f)-.15 H | |
5077 | (orw).15 E .484(ard to the end of the ne)-.1 F .484(xt w)-.15 F 2.984 | |
5078 | (ord. W)-.1 F .484(ords are delimited by non-quoted shell metacharac-) | |
5079 | -.8 F(ters.)144 621.6 Q F1(shell\255backward\255w)108 633.6 Q(ord)-.1 E | |
5080 | F0(Mo)144 645.6 Q .908 -.15(ve b)-.15 H .609 | |
5081 | (ack to the start of the current or pre).15 F .609(vious w)-.25 F 3.109 | |
5082 | (ord. W)-.1 F .609(ords are delimited by non-quoted shell)-.8 F | |
5083 | (metacharacters.)144 657.6 Q F1(clear\255scr)108 669.6 Q(een \(C\255l\)) | |
5084 | -.18 E F0 .993(Clear the screen lea)144 681.6 R .993 | |
5085 | (ving the current line at the top of the screen.)-.2 F -.4(Wi)5.993 G | |
5086 | .993(th an ar).4 F .993(gument, refresh the)-.18 F | |
5087 | (current line without clearing the screen.)144 693.6 Q F1 -.18(re)108 | |
5088 | 705.6 S(draw\255curr).18 E(ent\255line)-.18 E F0 | |
5089 | (Refresh the current line.)144 717.6 Q(GNU Bash 4.3)72 768 Q | |
5090 | (2014 February 2)141.79 E(41)190.95 E 0 Cg EP | |
5091 | %%Page: 42 42 | |
0001803f CR |
5092 | %%BeginPageSetup |
5093 | BP | |
5094 | %%EndPageSetup | |
5095 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
5096 | -.35 E/F1 10/Times-Bold@0 SF(Commands f)87 84 Q |
5097 | (or Manipulating the History)-.25 E(accept\255line \(Newline, Retur)108 | |
5098 | 96 Q(n\))-.15 E F0 .158(Accept the line re)144 108 R -.05(ga)-.15 G .158 | |
17345e5a | 5099 | (rdless of where the cursor is.).05 F .158(If this line is non-empty) |
495aee44 | 5100 | 5.158 F 2.659(,a)-.65 G .159(dd it to the history list)-2.659 F .699 |
ac50fbac CR |
5101 | (according to the state of the)144 120 R/F2 9/Times-Bold@0 SF(HISTCONTR) |
5102 | 3.199 E(OL)-.27 E F0 -.25(va)2.949 G 3.199(riable. If).25 F .699 | |
5103 | (the line is a modi\214ed history line, then)3.199 F | |
5104 | (restore the history line to its original state.)144 132 Q F1(pr)108 144 | |
5105 | Q -.15(ev)-.18 G(ious\255history \(C\255p\)).15 E F0(Fetch the pre)144 | |
5106 | 156 Q(vious command from the history list, mo)-.25 E | |
5107 | (ving back in the list.)-.15 E F1(next\255history \(C\255n\))108 168 Q | |
5108 | F0(Fetch the ne)144 180 Q(xt command from the history list, mo)-.15 E | |
5109 | (ving forw)-.15 E(ard in the list.)-.1 E F1 | |
5110 | (beginning\255of\255history \(M\255<\))108 192 Q F0(Mo)144 204 Q .3 -.15 | |
5111 | (ve t)-.15 H 2.5(ot).15 G(he \214rst line in the history)-2.5 E(.)-.65 E | |
5112 | F1(end\255of\255history \(M\255>\))108 216 Q F0(Mo)144 228 Q .3 -.15 | |
5113 | (ve t)-.15 H 2.5(ot).15 G(he end of the input history)-2.5 E 2.5(,i)-.65 | |
5114 | G(.e., the line currently being entered.)-2.5 E F1 -2.29 -.18(re v)108 | |
5115 | 240 T(erse\255sear).08 E(ch\255history \(C\255r\))-.18 E F0 1.47 | |
5116 | (Search backw)144 252 R 1.471(ard starting at the current line and mo) | |
5117 | -.1 F 1.471(ving `up' through the history as necessary)-.15 F(.)-.65 E | |
5118 | (This is an incremental search.)144 264 Q F1 -.25(fo)108 276 S | |
495aee44 | 5119 | (rward\255sear).25 E(ch\255history \(C\255s\))-.18 E F0 1.132 |
ac50fbac CR |
5120 | (Search forw)144 288 R 1.132(ard starting at the current line and mo)-.1 |
5121 | F 1.131(ving `do)-.15 F 1.131(wn' through the history as necessary)-.25 | |
5122 | F(.)-.65 E(This is an incremental search.)144 300 Q F1(non\255incr)108 | |
5123 | 312 Q(emental\255r)-.18 E -2.3 -.15(ev e)-.18 H(rse\255sear).15 E | |
5124 | (ch\255history \(M\255p\))-.18 E F0 .164(Search backw)144 324 R .164(ar\ | |
5125 | d through the history starting at the current line using a non-incremen\ | |
5126 | tal search for)-.1 F 2.5(as)144 336 S(tring supplied by the user)-2.5 E | |
5127 | (.)-.55 E F1(non\255incr)108 348 Q(emental\255f)-.18 E(orward\255sear) | |
5128 | -.25 E(ch\255history \(M\255n\))-.18 E F0 1.354(Search forw)144 360 R | |
5129 | 1.354(ard through the history using a non-incremental search for a stri\ | |
5130 | ng supplied by the)-.1 F(user)144 372 Q(.)-.55 E F1(history\255sear)108 | |
5131 | 384 Q(ch\255f)-.18 E(orward)-.25 E F0 .248(Search forw)144 396 R .249(a\ | |
5132 | rd through the history for the string of characters between the start o\ | |
5133 | f the current line)-.1 F(and the point.)144 408 Q | |
5134 | (This is a non-incremental search.)5 E F1(history\255sear)108 420 Q | |
5135 | (ch\255backward)-.18 E F0 .951(Search backw)144 432 R .951(ard through \ | |
5136 | the history for the string of characters between the start of the curre\ | |
5137 | nt)-.1 F(line and the point.)144 444 Q | |
5138 | (This is a non-incremental search.)5 E F1(yank\255nth\255ar)108 456 Q | |
5139 | 2.5(g\()-.1 G<4dad43ad7929>-2.5 E F0 .622(Insert the \214rst ar)144 468 | |
5140 | R .622(gument to the pre)-.18 F .622 | |
495aee44 | 5141 | (vious command \(usually the second w)-.25 F .622(ord on the pre)-.1 F |
ac50fbac | 5142 | .622(vious line\))-.25 F .795(at point.)144 480 R -.4(Wi)5.795 G .794 |
495aee44 CR |
5143 | (th an ar).4 F(gument)-.18 E/F3 10/Times-Italic@0 SF(n)3.294 E F0 3.294 |
5144 | (,i).24 G .794(nsert the)-3.294 F F3(n)3.294 E F0 .794(th w)B .794 | |
5145 | (ord from the pre)-.1 F .794(vious command \(the w)-.25 F .794 | |
ac50fbac | 5146 | (ords in the)-.1 F(pre)144 492 Q .291(vious command be)-.25 F .291 |
495aee44 CR |
5147 | (gin with w)-.15 F .291(ord 0\).)-.1 F 2.791(An)5.291 G -2.25 -.15(eg a) |
5148 | -2.791 H(ti).15 E .591 -.15(ve a)-.25 H -.18(rg).15 G .291 | |
5149 | (ument inserts the).18 F F3(n)2.791 E F0 .291(th w)B .292 | |
ac50fbac | 5150 | (ord from the end of)-.1 F .282(the pre)144 504 R .282(vious command.) |
495aee44 CR |
5151 | -.25 F .282(Once the ar)5.282 F(gument)-.18 E F3(n)2.781 E F0 .281 |
5152 | (is computed, the ar)2.781 F .281(gument is e)-.18 F .281 | |
ac50fbac CR |
5153 | (xtracted as if the "!)-.15 F F3(n)A F0(")A(history e)144 516 Q |
5154 | (xpansion had been speci\214ed.)-.15 E F1(yank\255last\255ar)108 528 Q | |
495aee44 | 5155 | 2.5(g\()-.1 G -1.667(M\255. ,)-2.5 F -1.667(M\255_ \))2.5 F F0 1.307 |
ac50fbac | 5156 | (Insert the last ar)144 540 R 1.307(gument to the pre)-.18 F 1.307 |
495aee44 | 5157 | (vious command \(the last w)-.25 F 1.308(ord of the pre)-.1 F 1.308 |
ac50fbac CR |
5158 | (vious history entry\).)-.25 F -.4(Wi)144 552 S .204(th a numeric ar).4 |
5159 | F .204(gument, beha)-.18 F .504 -.15(ve ex)-.2 H .204(actly lik).15 F(e) | |
5160 | -.1 E F1(yank\255nth\255ar)2.704 E(g)-.1 E F0 5.203(.S)C(uccessi)-5.203 | |
5161 | E .503 -.15(ve c)-.25 H .203(alls to).15 F F1(yank\255last\255ar)2.703 E | |
5162 | (g)-.1 E F0(mo)144 564 Q .806 -.15(ve b)-.15 H .507 | |
495aee44 CR |
5163 | (ack through the history list, inserting the last w).15 F .507 |
5164 | (ord \(or the w)-.1 F .507(ord speci\214ed by the ar)-.1 F(gument)-.18 E | |
ac50fbac | 5165 | 1.397(to the \214rst call\) of each line in turn.)144 576 R(An)6.396 E |
495aee44 CR |
5166 | 3.896(yn)-.15 G 1.396(umeric ar)-3.896 F 1.396 |
5167 | (gument supplied to these successi)-.18 F 1.696 -.15(ve c)-.25 H(alls) | |
ac50fbac CR |
5168 | .15 E .491(determines the direction to mo)144 588 R .791 -.15(ve t)-.15 |
5169 | H .491(hrough the history).15 F 5.492(.A)-.65 G(ne)-2.5 E -.05(ga)-.15 G | |
5170 | (ti).05 E .792 -.15(ve a)-.25 H -.18(rg).15 G .492 | |
5171 | (ument switches the direction).18 F .494 | |
5172 | (through the history \(back or forw)144 600 R 2.994(ard\). The)-.1 F | |
5173 | .494(history e)2.994 F .494(xpansion f)-.15 F .494 | |
5174 | (acilities are used to e)-.1 F .494(xtract the last)-.15 F -.1(wo)144 | |
5175 | 612 S(rd, as if the "!$" history e).1 E(xpansion had been speci\214ed.) | |
5176 | -.15 E F1(shell\255expand\255line \(M\255C\255e\))108 624 Q F0 .622 | |
5177 | (Expand the line as the shell does.)144 636 R .622 | |
495aee44 | 5178 | (This performs alias and history e)5.622 F .623 |
ac50fbac CR |
5179 | (xpansion as well as all of the)-.15 F(shell w)144 648 Q(ord e)-.1 E 2.5 |
5180 | (xpansions. See)-.15 F F2(HIST)2.5 E(OR)-.162 E 2.25(YE)-.315 G(XP)-2.25 | |
5181 | E(ANSION)-.666 E F0(belo)2.25 E 2.5(wf)-.25 G | |
17345e5a | 5182 | (or a description of history e)-2.5 E(xpansion.)-.15 E F1 |
ac50fbac CR |
5183 | (history\255expand\255line \(M\255^\))108 660 Q F0 .939 |
5184 | (Perform history e)144 672 R .939(xpansion on the current line.)-.15 F | |
495aee44 CR |
5185 | (See)5.939 E F2(HIST)3.439 E(OR)-.162 E 3.189(YE)-.315 G(XP)-3.189 E |
5186 | (ANSION)-.666 E F0(belo)3.189 E 3.438(wf)-.25 G .938(or a descrip-) | |
ac50fbac CR |
5187 | -3.438 F(tion of history e)144 684 Q(xpansion.)-.15 E F1(magic\255space) |
5188 | 108 696 Q F0 1.626(Perform history e)144 708 R 1.626 | |
495aee44 CR |
5189 | (xpansion on the current line and insert a space.)-.15 F(See)6.627 E F2 |
5190 | (HIST)4.127 E(OR)-.162 E 3.877(YE)-.315 G(XP)-3.877 E(ANSION)-.666 E F0 | |
ac50fbac CR |
5191 | (belo)144 720 Q 2.5(wf)-.25 G(or a description of history e)-2.5 E |
5192 | (xpansion.)-.15 E(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(42) | |
5193 | 190.95 E 0 Cg EP | |
5194 | %%Page: 43 43 | |
5195 | %%BeginPageSetup | |
5196 | BP | |
5197 | %%EndPageSetup | |
5198 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
5199 | -.35 E/F1 10/Times-Bold@0 SF(alias\255expand\255line)108 84 Q F0 .395 | |
5200 | (Perform alias e)144 96 R .395(xpansion on the current line.)-.15 F(See) | |
5201 | 5.395 E/F2 9/Times-Bold@0 SF(ALIASES)2.895 E F0(abo)2.645 E .694 -.15 | |
5202 | (ve f)-.15 H .394(or a description of alias e).15 F(xpan-)-.15 E(sion.) | |
5203 | 144 108 Q F1(history\255and\255alias\255expand\255line)108 120 Q F0 | |
5204 | (Perform history and alias e)144 132 Q(xpansion on the current line.) | |
5205 | -.15 E F1(insert\255last\255ar)108 144 Q(gument \(M\255.)-.1 E 2.5(,M) | |
5206 | .833 G -1.667(\255_ \))-2.5 F F0 2.5(As)144 156 S(ynon)-2.5 E(ym for) | |
17345e5a | 5207 | -.15 E F1(yank\255last\255ar)2.5 E(g)-.1 E F0(.)A F1 |
ac50fbac CR |
5208 | (operate\255and\255get\255next \(C\255o\))108 168 Q F0 .947 |
5209 | (Accept the current line for e)144 180 R -.15(xe)-.15 G .948 | |
495aee44 CR |
5210 | (cution and fetch the ne).15 F .948(xt line relati)-.15 F 1.248 -.15 |
5211 | (ve t)-.25 H 3.448(ot).15 G .948(he current line from the)-3.448 F | |
ac50fbac | 5212 | (history for editing.)144 192 Q(An)5 E 2.5(ya)-.15 G -.18(rg)-2.5 G |
0001803f | 5213 | (ument is ignored.).18 E F1 |
ac50fbac CR |
5214 | (edit\255and\255execute\255command \(C\255xC\255e\))108 204 Q F0(In)144 |
5215 | 216 Q -.2(vo)-.4 G 1.226 -.1(ke a).2 H 3.526(ne).1 G 1.026 | |
17345e5a JA |
5216 | (ditor on the current command line, and e)-3.526 F -.15(xe)-.15 G 1.026 |
5217 | (cute the result as shell commands.).15 F F1(Bash)6.026 E F0 | |
ac50fbac | 5218 | (attempts to in)144 228 Q -.2(vo)-.4 G -.1(ke).2 G F2($VISU)2.6 E(AL) |
495aee44 CR |
5219 | -.54 E/F3 9/Times-Roman@0 SF(,)A F2($EDIT)2.25 E(OR)-.162 E F3(,)A F0 |
5220 | (and)2.25 E/F4 10/Times-Italic@0 SF(emacs)2.5 E F0(as the editor)2.5 E | |
5221 | 2.5(,i)-.4 G 2.5(nt)-2.5 G(hat order)-2.5 E(.)-.55 E F1(Commands f)87 | |
ac50fbac CR |
5222 | 244.8 Q(or Changing T)-.25 E(ext)-.92 E F4(end\255of\255\214le)108 256.8 |
5223 | Q F1(\(usually C\255d\))2.5 E F0 .798 | |
5224 | (The character indicating end-of-\214le as set, for e)144 268.8 R .799 | |
5225 | (xample, by)-.15 F/F5 10/Courier@0 SF(stty)3.299 E F0 5.799(.I)C 3.299 | |
5226 | (ft)-5.799 G .799(his character is read when)-3.299 F .592 | |
5227 | (there are no characters on the line, and point is at the be)144 280.8 R | |
5228 | .592(ginning of the line, Readline interprets it)-.15 F | |
5229 | (as the end of input and returns)144 292.8 Q F2(EOF)2.5 E F3(.)A F1 | |
5230 | (delete\255char \(C\255d\))108 304.8 Q F0 .441 | |
5231 | (Delete the character at point.)144 316.8 R .442 | |
5232 | (If this function is bound to the same character as the tty)5.441 F F1 | |
5233 | (EOF)2.942 E F0(char)2.942 E(-)-.2 E(acter)144 328.8 Q 2.5(,a)-.4 G(s) | |
5234 | -2.5 E F1(C\255d)2.5 E F0(commonly is, see abo)2.5 E .3 -.15(ve f)-.15 H | |
5235 | (or the ef).15 E(fects.)-.25 E F1(backward\255delete\255char \(Rubout\)) | |
5236 | 108 340.8 Q F0 .553(Delete the character behind the cursor)144 352.8 R | |
5237 | 5.553(.W)-.55 G .553(hen gi)-5.553 F -.15(ve)-.25 G 3.053(nan).15 G .553 | |
5238 | (umeric ar)-3.053 F .552(gument, sa)-.18 F .852 -.15(ve t)-.2 H .552 | |
5239 | (he deleted te).15 F .552(xt on)-.15 F(the kill ring.)144 364.8 Q F1 | |
5240 | -.25(fo)108 376.8 S(rward\255backward\255delete\255char).25 E F0 .473 | |
5241 | (Delete the character under the cursor)144 388.8 R 2.973(,u)-.4 G .474 | |
495aee44 | 5242 | (nless the cursor is at the end of the line, in which case the)-2.973 F |
ac50fbac CR |
5243 | (character behind the cursor is deleted.)144 400.8 Q F1 |
5244 | (quoted\255insert \(C\255q, C\255v\))108 412.8 Q F0 .779(Add the ne)144 | |
5245 | 424.8 R .779(xt character typed to the line v)-.15 F 3.279 | |
17345e5a | 5246 | (erbatim. This)-.15 F .779(is ho)3.279 F 3.279(wt)-.25 G 3.279(oi)-3.279 |
495aee44 | 5247 | G .779(nsert characters lik)-3.279 F(e)-.1 E F1(C\255q)3.278 E F0 3.278 |
ac50fbac CR |
5248 | (,f)C(or)-3.278 E -.15(ex)144 436.8 S(ample.).15 E F1 |
5249 | (tab\255insert \(C\255v T)108 448.8 Q(AB\))-.9 E F0 | |
5250 | (Insert a tab character)144 460.8 Q(.)-.55 E F1 | |
5251 | (self\255insert \(a, b, A, 1, !, ...\))108 472.8 Q F0 | |
5252 | (Insert the character typed.)144 484.8 Q F1 | |
5253 | (transpose\255chars \(C\255t\))108 496.8 Q F0 .321 | |
5254 | (Drag the character before point forw)144 508.8 R .321(ard o)-.1 F -.15 | |
495aee44 CR |
5255 | (ve)-.15 G 2.821(rt).15 G .321(he character at point, mo)-2.821 F .322 |
5256 | (ving point forw)-.15 F .322(ard as well.)-.1 F 1.182 | |
17345e5a | 5257 | (If point is at the end of the line, then this transposes the tw)144 |
ac50fbac CR |
5258 | 520.8 R 3.682(oc)-.1 G 1.182(haracters before point.)-3.682 F(Ne)6.182 E |
5259 | -.05(ga)-.15 G(ti).05 E -.15(ve)-.25 G(ar)144 532.8 Q(guments ha)-.18 E | |
495aee44 | 5260 | .3 -.15(ve n)-.2 H 2.5(oe).15 G -.25(ff)-2.5 G(ect.).25 E F1 |
ac50fbac CR |
5261 | (transpose\255w)108 544.8 Q(ords \(M\255t\))-.1 E F0 .023(Drag the w)144 |
5262 | 556.8 R .023(ord before point past the w)-.1 F .023(ord after point, mo) | |
495aee44 CR |
5263 | -.1 F .023(ving point o)-.15 F -.15(ve)-.15 G 2.524(rt).15 G .024(hat w) |
5264 | -2.524 F .024(ord as well.)-.1 F .024(If point)5.024 F | |
ac50fbac CR |
5265 | (is at the end of the line, this transposes the last tw)144 568.8 Q 2.5 |
5266 | (ow)-.1 G(ords on the line.)-2.6 E F1(upcase\255w)108 580.8 Q | |
495aee44 | 5267 | (ord \(M\255u\))-.1 E F0 1.699(Uppercase the current \(or follo)144 |
ac50fbac | 5268 | 592.8 R 1.698(wing\) w)-.25 F 4.198(ord. W)-.1 F 1.698(ith a ne)-.4 F |
495aee44 | 5269 | -.05(ga)-.15 G(ti).05 E 1.998 -.15(ve a)-.25 H -.18(rg).15 G 1.698 |
ac50fbac CR |
5270 | (ument, uppercase the pre).18 F(vious)-.25 E -.1(wo)144 604.8 S(rd, b).1 |
5271 | E(ut do not mo)-.2 E .3 -.15(ve p)-.15 H(oint.).15 E F1(do)108 616.8 Q | |
5272 | (wncase\255w)-.1 E(ord \(M\255l\))-.1 E F0(Lo)144 628.8 Q 1.647 | |
495aee44 CR |
5273 | (wercase the current \(or follo)-.25 F 1.647(wing\) w)-.25 F 4.147 |
5274 | (ord. W)-.1 F 1.648(ith a ne)-.4 F -.05(ga)-.15 G(ti).05 E 1.948 -.15 | |
5275 | (ve a)-.25 H -.18(rg).15 G 1.648(ument, lo).18 F 1.648(wercase the pre) | |
ac50fbac CR |
5276 | -.25 F(vious)-.25 E -.1(wo)144 640.8 S(rd, b).1 E(ut do not mo)-.2 E .3 |
5277 | -.15(ve p)-.15 H(oint.).15 E F1(capitalize\255w)108 652.8 Q | |
5278 | (ord \(M\255c\))-.1 E F0 1.975(Capitalize the current \(or follo)144 | |
5279 | 664.8 R 1.974(wing\) w)-.25 F 4.474(ord. W)-.1 F 1.974(ith a ne)-.4 F | |
5280 | -.05(ga)-.15 G(ti).05 E 2.274 -.15(ve a)-.25 H -.18(rg).15 G 1.974 | |
5281 | (ument, capitalize the pre).18 F(vious)-.25 E -.1(wo)144 676.8 S(rd, b) | |
5282 | .1 E(ut do not mo)-.2 E .3 -.15(ve p)-.15 H(oint.).15 E F1 -.1(ove)108 | |
5283 | 688.8 S(rwrite\255mode).1 E F0 -.8(To)144 700.8 S .437(ggle o).8 F -.15 | |
5284 | (ve)-.15 G .437(rwrite mode.).15 F -.4(Wi)5.437 G .437(th an e).4 F .437 | |
5285 | (xplicit positi)-.15 F .738 -.15(ve n)-.25 H .438(umeric ar).15 F .438 | |
5286 | (gument, switches to o)-.18 F -.15(ve)-.15 G .438(rwrite mode.).15 F -.4 | |
5287 | (Wi)144 712.8 S .781(th an e).4 F .781(xplicit non-positi)-.15 F 1.081 | |
5288 | -.15(ve n)-.25 H .781(umeric ar).15 F .781 | |
5289 | (gument, switches to insert mode.)-.18 F .78(This command af)5.781 F | |
5290 | (fects)-.25 E(only)144 724.8 Q F1(emacs)4.394 E F0(mode;)4.394 E F1(vi) | |
5291 | 4.394 E F0 1.894(mode does o)4.394 F -.15(ve)-.15 G 1.894(rwrite dif).15 | |
5292 | F(ferently)-.25 E 6.894(.E)-.65 G 1.894(ach call to)-6.894 F F4 -.37(re) | |
5293 | 4.395 G(adline\(\)).37 E F0 1.895(starts in insert)4.395 F(GNU Bash 4.3) | |
5294 | 72 768 Q(2014 February 2)141.79 E(43)190.95 E 0 Cg EP | |
5295 | %%Page: 44 44 | |
0001803f CR |
5296 | %%BeginPageSetup |
5297 | BP | |
5298 | %%EndPageSetup | |
5299 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
5300 | -.35 E 3.969(mode. In)144 84 R -.15(ove)3.969 G 1.469 |
5301 | (rwrite mode, characters bound to).15 F/F1 10/Times-Bold@0 SF | |
5302 | (self\255insert)3.969 E F0 1.468(replace the te)3.969 F 1.468 | |
5303 | (xt at point rather than)-.15 F .957(pushing the te)144 96 R .957 | |
5304 | (xt to the right.)-.15 F .958(Characters bound to)5.957 F F1 | |
5305 | (backward\255delete\255char)3.458 E F0 .958(replace the character)3.458 | |
5306 | F(before point with a space.)144 108 Q(By def)5 E | |
5307 | (ault, this command is unbound.)-.1 E F1(Killing and Y)87 124.8 Q | |
5308 | (anking)-.85 E(kill\255line \(C\255k\))108 136.8 Q F0(Kill the te)144 | |
5309 | 148.8 Q(xt from point to the end of the line.)-.15 E F1 | |
5310 | (backward\255kill\255line \(C\255x Rubout\))108 160.8 Q F0(Kill backw) | |
5311 | 144 172.8 Q(ard to the be)-.1 E(ginning of the line.)-.15 E F1 | |
5312 | (unix\255line\255discard \(C\255u\))108 184.8 Q F0(Kill backw)144 196.8 | |
17345e5a JA |
5313 | Q(ard from point to the be)-.1 E(ginning of the line.)-.15 E |
5314 | (The killed te)5 E(xt is sa)-.15 E -.15(ve)-.2 G 2.5(do).15 G 2.5(nt) | |
ac50fbac | 5315 | -2.5 G(he kill-ring.)-2.5 E F1(kill\255whole\255line)108 208.8 Q F0 |
17345e5a | 5316 | (Kill all characters on the current line, no matter where point is.)144 |
ac50fbac CR |
5317 | 220.8 Q F1(kill\255w)108 232.8 Q(ord \(M\255d\))-.1 E F0 .729 |
5318 | (Kill from point to the end of the current w)144 244.8 R .728 | |
495aee44 | 5319 | (ord, or if between w)-.1 F .728(ords, to the end of the ne)-.1 F .728 |
ac50fbac | 5320 | (xt w)-.15 F(ord.)-.1 E -.8(Wo)144 256.8 S |
17345e5a | 5321 | (rd boundaries are the same as those used by).8 E F1 -.25(fo)2.5 G |
ac50fbac CR |
5322 | (rward\255w).25 E(ord)-.1 E F0(.)A F1(backward\255kill\255w)108 268.8 Q |
5323 | (ord \(M\255Rubout\))-.1 E F0(Kill the w)144 280.8 Q(ord behind point.) | |
0001803f | 5324 | -.1 E -.8(Wo)5 G(rd boundaries are the same as those used by).8 E F1 |
ac50fbac | 5325 | (backward\255w)2.5 E(ord)-.1 E F0(.)A F1(shell\255kill\255w)108 292.8 Q |
495aee44 | 5326 | (ord \(M\255d\))-.1 E F0 .728 |
ac50fbac | 5327 | (Kill from point to the end of the current w)144 304.8 R .729 |
495aee44 | 5328 | (ord, or if between w)-.1 F .729(ords, to the end of the ne)-.1 F .729 |
ac50fbac | 5329 | (xt w)-.15 F(ord.)-.1 E -.8(Wo)144 316.8 S |
17345e5a JA |
5330 | (rd boundaries are the same as those used by).8 E F1(shell\255f)2.5 E |
5331 | (orward\255w)-.25 E(ord)-.1 E F0(.)A F1(shell\255backward\255kill\255w) | |
ac50fbac | 5332 | 108 328.8 Q(ord \(M\255Rubout\))-.1 E F0 3.025(Kill the w)144 340.8 R |
0001803f | 5333 | 3.025(ord behind point.)-.1 F -.8(Wo)8.025 G 3.025 |
17345e5a | 5334 | (rd boundaries are the same as those used by).8 F F1(shell\255back-) |
ac50fbac CR |
5335 | 5.525 E(ward\255w)144 352.8 Q(ord)-.1 E F0(.)A F1(unix\255w)108 364.8 Q |
5336 | (ord\255rubout \(C\255w\))-.1 E F0 .364(Kill the w)144 376.8 R .364 | |
495aee44 CR |
5337 | (ord behind point, using white space as a w)-.1 F .365(ord boundary)-.1 |
5338 | F 5.365(.T)-.65 G .365(he killed te)-5.365 F .365(xt is sa)-.15 F -.15 | |
5339 | (ve)-.2 G 2.865(do).15 G 2.865(nt)-2.865 G(he)-2.865 E(kill-ring.)144 | |
ac50fbac CR |
5340 | 388.8 Q F1(unix\255\214lename\255rubout)108 400.8 Q F0 .167(Kill the w) |
5341 | 144 412.8 R .166 | |
17345e5a | 5342 | (ord behind point, using white space and the slash character as the w) |
ac50fbac | 5343 | -.1 F .166(ord boundaries.)-.1 F(The)5.166 E(killed te)144 424.8 Q |
17345e5a | 5344 | (xt is sa)-.15 E -.15(ve)-.2 G 2.5(do).15 G 2.5(nt)-2.5 G(he kill-ring.) |
ac50fbac CR |
5345 | -2.5 E F1(delete\255horizontal\255space \(M\255\\\))108 436.8 Q F0 |
5346 | (Delete all spaces and tabs around point.)144 448.8 Q F1(kill\255r)108 | |
5347 | 460.8 Q(egion)-.18 E F0(Kill the te)144 472.8 Q(xt in the current re) | |
5348 | -.15 E(gion.)-.15 E F1(copy\255r)108 484.8 Q(egion\255as\255kill)-.18 E | |
5349 | F0(Cop)144 496.8 Q 2.5(yt)-.1 G(he te)-2.5 E(xt in the re)-.15 E | |
495aee44 | 5350 | (gion to the kill b)-.15 E(uf)-.2 E(fer)-.25 E(.)-.55 E F1 |
ac50fbac | 5351 | (copy\255backward\255w)108 508.8 Q(ord)-.1 E F0(Cop)144 520.8 Q 4.8(yt) |
495aee44 CR |
5352 | -.1 G 2.3(he w)-4.8 F 2.3(ord before point to the kill b)-.1 F(uf)-.2 E |
5353 | (fer)-.25 E 7.301(.T)-.55 G 2.301(he w)-7.301 F 2.301 | |
5354 | (ord boundaries are the same as)-.1 F F1(back-)4.801 E(ward\255w)144 | |
ac50fbac CR |
5355 | 532.8 Q(ord)-.1 E F0(.)A F1(copy\255f)108 544.8 Q(orward\255w)-.25 E |
5356 | (ord)-.1 E F0(Cop)144 556.8 Q 4.508(yt)-.1 G 2.008(he w)-4.508 F 2.008 | |
495aee44 CR |
5357 | (ord follo)-.1 F 2.008(wing point to the kill b)-.25 F(uf)-.2 E(fer)-.25 |
5358 | E 7.007(.T)-.55 G 2.007(he w)-7.007 F 2.007 | |
5359 | (ord boundaries are the same as)-.1 F F1 -.25(fo)4.507 G -.37(r-).25 G | |
ac50fbac CR |
5360 | (ward\255w)144 568.8 Q(ord)-.1 E F0(.)A F1(yank \(C\255y\))108 580.8 Q |
5361 | F0 -1(Ya)144 592.8 S(nk the top of the kill ring into the b)1 E(uf)-.2 E | |
5362 | (fer at point.)-.25 E F1(yank\255pop \(M\255y\))108 604.8 Q F0 | |
5363 | (Rotate the kill ring, and yank the ne)144 616.8 Q 2.5(wt)-.25 G 2.5 | |
495aee44 | 5364 | (op. Only)-2.5 F -.1(wo)2.5 G(rks follo).1 E(wing)-.25 E F1(yank)2.5 E |
ac50fbac CR |
5365 | F0(or)2.5 E F1(yank\255pop)2.5 E F0(.)A F1(Numeric Ar)87 633.6 Q |
5366 | (guments)-.1 E(digit\255ar)108 645.6 Q | |
5367 | (gument \(M\2550, M\2551, ..., M\255\255\))-.1 E F0 .641 | |
5368 | (Add this digit to the ar)144 657.6 R .641 | |
17345e5a | 5369 | (gument already accumulating, or start a ne)-.18 F 3.141(wa)-.25 G -.18 |
495aee44 | 5370 | (rg)-3.141 G 3.142(ument. M\255\255).18 F .642(starts a ne)3.142 F(g-) |
ac50fbac CR |
5371 | -.15 E(ati)144 669.6 Q .3 -.15(ve a)-.25 H -.18(rg).15 G(ument.).18 E F1 |
5372 | (uni)108 681.6 Q -.1(ve)-.1 G(rsal\255ar).1 E(gument)-.1 E F0 .779 | |
5373 | (This is another w)144 693.6 R .779(ay to specify an ar)-.1 F 3.279 | |
495aee44 | 5374 | (gument. If)-.18 F .779(this command is follo)3.279 F .778 |
17345e5a JA |
5375 | (wed by one or more digits,)-.25 F 1.376 |
5376 | (optionally with a leading minus sign, those digits de\214ne the ar)144 | |
ac50fbac CR |
5377 | 705.6 R 3.876(gument. If)-.18 F 1.376(the command is fol-)3.876 F(lo)144 |
5378 | 717.6 Q 1.17(wed by digits, e)-.25 F -.15(xe)-.15 G(cuting).15 E F1(uni) | |
17345e5a JA |
5379 | 3.67 E -.1(ve)-.1 G(rsal\255ar).1 E(gument)-.1 E F0(ag)3.67 E 1.17 |
5380 | (ain ends the numeric ar)-.05 F 1.17(gument, b)-.18 F 1.17(ut is other) | |
ac50fbac | 5381 | -.2 F(-)-.2 E .898(wise ignored.)144 729.6 R .898 |
495aee44 | 5382 | (As a special case, if this command is immediately follo)5.898 F .898 |
ac50fbac CR |
5383 | (wed by a character that is)-.25 F(GNU Bash 4.3)72 768 Q |
5384 | (2014 February 2)141.79 E(44)190.95 E 0 Cg EP | |
5385 | %%Page: 45 45 | |
5386 | %%BeginPageSetup | |
5387 | BP | |
5388 | %%EndPageSetup | |
5389 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
5390 | -.35 E .243(neither a digit or minus sign, the ar)144 84 R .243 | |
17345e5a | 5391 | (gument count for the ne)-.18 F .243(xt command is multiplied by four) |
ac50fbac | 5392 | -.15 F 5.242(.T)-.55 G(he)-5.242 E(ar)144 96 Q .378 |
17345e5a JA |
5393 | (gument count is initially one, so e)-.18 F -.15(xe)-.15 G .378 |
5394 | (cuting this function the \214rst time mak).15 F .378(es the ar)-.1 F | |
ac50fbac CR |
5395 | .378(gument count)-.18 F(four)144 108 Q 2.5(,as)-.4 G(econd time mak) |
5396 | -2.5 E(es the ar)-.1 E(gument count sixteen, and so on.)-.18 E/F1 10 | |
5397 | /Times-Bold@0 SF(Completing)87 124.8 Q(complete \(T)108 136.8 Q(AB\))-.9 | |
5398 | E F0 1.137(Attempt to perform completion on the te)144 148.8 R 1.137 | |
17345e5a | 5399 | (xt before point.)-.15 F F1(Bash)6.137 E F0 1.137 |
ac50fbac | 5400 | (attempts completion treating the)3.637 F(te)144 160.8 Q .532(xt as a v) |
495aee44 CR |
5401 | -.15 F .532(ariable \(if the te)-.25 F .532(xt be)-.15 F .533(gins with) |
5402 | -.15 F F1($)3.033 E F0 .533(\), username \(if the te)B .533(xt be)-.15 F | |
5403 | .533(gins with)-.15 F F1(~)3.033 E F0 .533(\), hostname \(if the)B(te) | |
ac50fbac | 5404 | 144 172.8 Q .702(xt be)-.15 F .702(gins with)-.15 F F1(@)3.202 E F0 .701 |
495aee44 | 5405 | (\), or command \(including aliases and functions\) in turn.)B .701 |
17345e5a | 5406 | (If none of these pro-)5.701 F |
ac50fbac CR |
5407 | (duces a match, \214lename completion is attempted.)144 184.8 Q F1 |
5408 | (possible\255completions \(M\255?\))108 196.8 Q F0 | |
5409 | (List the possible completions of the te)144 208.8 Q(xt before point.) | |
5410 | -.15 E F1(insert\255completions \(M\255*\))108 220.8 Q F0 .783 | |
5411 | (Insert all completions of the te)144 232.8 R .783 | |
17345e5a | 5412 | (xt before point that w)-.15 F .783(ould ha)-.1 F 1.083 -.15(ve b)-.2 H |
495aee44 | 5413 | .783(een generated by).15 F F1(possible\255com-)3.283 E(pletions)144 |
ac50fbac CR |
5414 | 244.8 Q F0(.)A F1(menu\255complete)108 256.8 Q F0 .929(Similar to)144 |
5415 | 268.8 R F1(complete)3.429 E F0 3.429(,b)C .929(ut replaces the w)-3.629 | |
0001803f | 5416 | F .929(ord to be completed with a single match from the list of)-.1 F |
ac50fbac | 5417 | 1.193(possible completions.)144 280.8 R 1.193(Repeated e)6.193 F -.15 |
495aee44 CR |
5418 | (xe)-.15 G 1.193(cution of).15 F F1(menu\255complete)3.694 E F0 1.194 |
5419 | (steps through the list of possible)3.694 F .829 | |
ac50fbac | 5420 | (completions, inserting each match in turn.)144 292.8 R .828 |
17345e5a | 5421 | (At the end of the list of completions, the bell is rung)5.828 F .727 |
ac50fbac | 5422 | (\(subject to the setting of)144 304.8 R F1(bell\255style)3.227 E F0 |
0001803f CR |
5423 | 3.227(\)a)C .727(nd the original te)-3.227 F .727(xt is restored.)-.15 F |
5424 | .727(An ar)5.727 F .727(gument of)-.18 F/F2 10/Times-Italic@0 SF(n)3.227 | |
495aee44 | 5425 | E F0(mo)3.227 E -.15(ve)-.15 G(s).15 E F2(n)3.228 E F0 1.73 |
ac50fbac | 5426 | (positions forw)144 316.8 R 1.73(ard in the list of matches; a ne)-.1 F |
17345e5a JA |
5427 | -.05(ga)-.15 G(ti).05 E 2.03 -.15(ve a)-.25 H -.18(rg).15 G 1.73 |
5428 | (ument may be used to mo).18 F 2.03 -.15(ve b)-.15 H(ackw).15 E(ard)-.1 | |
ac50fbac | 5429 | E(through the list.)144 328.8 Q(This command is intended to be bound to) |
0001803f | 5430 | 5 E F1 -.9(TA)2.5 G(B).9 E F0 2.5(,b)C(ut is unbound by def)-2.7 E |
ac50fbac CR |
5431 | (ault.)-.1 E F1(menu\255complete\255backward)108 340.8 Q F0 .82 |
5432 | (Identical to)144 352.8 R F1(menu\255complete)3.32 E F0 3.32(,b)C .82 | |
495aee44 | 5433 | (ut mo)-3.52 F -.15(ve)-.15 G 3.32(sb).15 G(ackw)-3.32 E .82 |
0001803f | 5434 | (ard through the list of possible completions, as if)-.1 F F1 |
ac50fbac | 5435 | (menu\255complete)144 364.8 Q F0(had been gi)2.5 E -.15(ve)-.25 G 2.5 |
0001803f CR |
5436 | (nan).15 G -2.25 -.15(eg a)-2.5 H(ti).15 E .3 -.15(ve a)-.25 H -.18(rg) |
5437 | .15 G 2.5(ument. This).18 F(command is unbound by def)2.5 E(ault.)-.1 E | |
ac50fbac CR |
5438 | F1(delete\255char\255or\255list)108 376.8 Q F0 .234 |
5439 | (Deletes the character under the cursor if not at the be)144 388.8 R | |
0001803f | 5440 | .234(ginning or end of the line \(lik)-.15 F(e)-.1 E F1(delete\255char) |
ac50fbac | 5441 | 2.734 E F0(\).)A .425(If at the end of the line, beha)144 400.8 R -.15 |
0001803f CR |
5442 | (ve)-.2 G 2.925(si).15 G .425(dentically to)-2.925 F F1 |
5443 | (possible\255completions)2.925 E F0 5.425(.T)C .425 | |
ac50fbac CR |
5444 | (his command is unbound)-5.425 F(by def)144 412.8 Q(ault.)-.1 E F1 |
5445 | (complete\255\214lename \(M\255/\))108 424.8 Q F0 | |
5446 | (Attempt \214lename completion on the te)144 436.8 Q(xt before point.) | |
5447 | -.15 E F1(possible\255\214lename\255completions \(C\255x /\))108 448.8 Q | |
5448 | F0(List the possible completions of the te)144 460.8 Q | |
17345e5a | 5449 | (xt before point, treating it as a \214lename.)-.15 E F1 |
ac50fbac CR |
5450 | (complete\255user)108 472.8 Q(name \(M\255~\))-.15 E F0 |
5451 | (Attempt completion on the te)144 484.8 Q | |
495aee44 | 5452 | (xt before point, treating it as a username.)-.15 E F1(possible\255user) |
ac50fbac CR |
5453 | 108 496.8 Q(name\255completions \(C\255x ~\))-.15 E F0 |
5454 | (List the possible completions of the te)144 508.8 Q | |
495aee44 | 5455 | (xt before point, treating it as a username.)-.15 E F1(complete\255v)108 |
ac50fbac CR |
5456 | 520.8 Q(ariable \(M\255$\))-.1 E F0(Attempt completion on the te)144 |
5457 | 532.8 Q(xt before point, treating it as a shell v)-.15 E(ariable.)-.25 E | |
5458 | F1(possible\255v)108 544.8 Q(ariable\255completions \(C\255x $\))-.1 E | |
5459 | F0(List the possible completions of the te)144 556.8 Q | |
495aee44 | 5460 | (xt before point, treating it as a shell v)-.15 E(ariable.)-.25 E F1 |
ac50fbac CR |
5461 | (complete\255hostname \(M\255@\))108 568.8 Q F0 |
5462 | (Attempt completion on the te)144 580.8 Q | |
495aee44 | 5463 | (xt before point, treating it as a hostname.)-.15 E F1 |
ac50fbac CR |
5464 | (possible\255hostname\255completions \(C\255x @\))108 592.8 Q F0 |
5465 | (List the possible completions of the te)144 604.8 Q | |
5466 | (xt before point, treating it as a hostname.)-.15 E F1 | |
5467 | (complete\255command \(M\255!\))108 616.8 Q F0 .581 | |
5468 | (Attempt completion on the te)144 628.8 R .581 | |
495aee44 | 5469 | (xt before point, treating it as a command name.)-.15 F .58 |
ac50fbac | 5470 | (Command comple-)5.58 F .715(tion attempts to match the te)144 640.8 R |
17345e5a JA |
5471 | .715(xt ag)-.15 F .715(ainst aliases, reserv)-.05 F .715(ed w)-.15 F |
5472 | .715(ords, shell functions, shell b)-.1 F .715(uiltins, and)-.2 F | |
ac50fbac | 5473 | (\214nally e)144 652.8 Q -.15(xe)-.15 G |
17345e5a | 5474 | (cutable \214lenames, in that order).15 E(.)-.55 E F1 |
ac50fbac CR |
5475 | (possible\255command\255completions \(C\255x !\))108 664.8 Q F0 |
5476 | (List the possible completions of the te)144 676.8 Q | |
17345e5a | 5477 | (xt before point, treating it as a command name.)-.15 E F1 |
ac50fbac CR |
5478 | (dynamic\255complete\255history \(M\255T)108 688.8 Q(AB\))-.9 E F0 .425 |
5479 | (Attempt completion on the te)144 700.8 R .425 | |
495aee44 | 5480 | (xt before point, comparing the te)-.15 F .425(xt ag)-.15 F .424 |
17345e5a | 5481 | (ainst lines from the history list)-.05 F |
ac50fbac CR |
5482 | (for possible completion matches.)144 712.8 Q(GNU Bash 4.3)72 768 Q |
5483 | (2014 February 2)141.79 E(45)190.95 E 0 Cg EP | |
5484 | %%Page: 46 46 | |
5485 | %%BeginPageSetup | |
5486 | BP | |
5487 | %%EndPageSetup | |
5488 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
5489 | -.35 E/F1 10/Times-Bold@0 SF(dab)108 84 Q(br)-.1 E -.15(ev)-.18 G | |
5490 | (\255expand).15 E F0 .61(Attempt menu completion on the te)144 96 R .611 | |
495aee44 | 5491 | (xt before point, comparing the te)-.15 F .611(xt ag)-.15 F .611 |
17345e5a | 5492 | (ainst lines from the his-)-.05 F |
ac50fbac CR |
5493 | (tory list for possible completion matches.)144 108 Q F1 |
5494 | (complete\255into\255braces \(M\255{\))108 120 Q F0 .4(Perform \214lena\ | |
17345e5a | 5495 | me completion and insert the list of possible completions enclosed with\ |
ac50fbac | 5496 | in braces so)144 132 R(the list is a)144 144 Q -.25(va)-.2 G |
17345e5a | 5497 | (ilable to the shell \(see).25 E F1(Brace Expansion)2.5 E F0(abo)2.5 E |
ac50fbac CR |
5498 | -.15(ve)-.15 G(\).).15 E F1 -.25(Ke)87 160.8 S(yboard Macr).25 E(os)-.18 |
5499 | E(start\255kbd\255macr)108 172.8 Q 2.5(o\()-.18 G(C\255x \()-2.5 E(\)) | |
5500 | .833 E F0(Be)144 184.8 Q(gin sa)-.15 E | |
17345e5a | 5501 | (ving the characters typed into the current k)-.2 E -.15(ey)-.1 G |
ac50fbac CR |
5502 | (board macro.).15 E F1(end\255kbd\255macr)108 196.8 Q 2.5(o\()-.18 G |
5503 | (C\255x \))-2.5 E(\)).833 E F0(Stop sa)144 208.8 Q | |
17345e5a JA |
5504 | (ving the characters typed into the current k)-.2 E -.15(ey)-.1 G |
5505 | (board macro and store the de\214nition.).15 E F1 | |
ac50fbac CR |
5506 | (call\255last\255kbd\255macr)108 220.8 Q 2.5(o\()-.18 G(C\255x e\))-2.5 |
5507 | E F0(Re-e)144 232.8 Q -.15(xe)-.15 G .999(cute the last k).15 F -.15(ey) | |
495aee44 | 5508 | -.1 G .999(board macro de\214ned, by making the characters in the macro\ |
ac50fbac CR |
5509 | appear as if).15 F(typed at the k)144 244.8 Q -.15(ey)-.1 G(board.).15 |
5510 | E F1(print\255last\255kbd\255macr)108 256.8 Q 2.5(o\()-.18 G(\))-2.5 E | |
5511 | F0(Print the last k)144 268.8 Q -.15(ey)-.1 G | |
5512 | (board macro de\214ned in a format suitable for the).15 E/F2 10 | |
5513 | /Times-Italic@0 SF(inputr)2.5 E(c)-.37 E F0(\214le.)2.5 E F1 | |
5514 | (Miscellaneous)87 285.6 Q -.18(re)108 297.6 S<ad72>.18 E | |
495aee44 | 5515 | (ead\255init\255\214le \(C\255x C\255r\))-.18 E F0 1.777 |
ac50fbac CR |
5516 | (Read in the contents of the)144 309.6 R F2(inputr)4.277 E(c)-.37 E F0 |
5517 | 1.776(\214le, and incorporate an)4.276 F 4.276(yb)-.15 G 1.776 | |
5518 | (indings or v)-4.276 F 1.776(ariable assignments)-.25 F(found there.)144 | |
5519 | 321.6 Q F1(abort \(C\255g\))108 333.6 Q F0 3.248 | |
5520 | (Abort the current editing command and ring the terminal')144 345.6 R | |
495aee44 | 5521 | 5.749(sb)-.55 G 3.249(ell \(subject to the setting of)-5.749 F F1 |
ac50fbac | 5522 | (bell\255style)144 357.6 Q F0(\).)A F1(do\255upper)108 369.6 Q |
0001803f | 5523 | (case\255v)-.18 E(ersion \(M\255a, M\255b, M\255)-.1 E F2(x)A F1 2.5(,.) |
ac50fbac | 5524 | C(..\))-2.5 E F0 1.756(If the meta\214ed character)144 381.6 R F2(x) |
495aee44 | 5525 | 4.256 E F0 1.755(is lo)4.256 F 1.755 |
17345e5a | 5526 | (wercase, run the command that is bound to the corresponding)-.25 F |
ac50fbac CR |
5527 | (uppercase character)144 393.6 Q(.)-.55 E F1(pr)108 405.6 Q |
5528 | (e\214x\255meta \(ESC\))-.18 E F0(Metafy the ne)144 417.6 Q | |
17345e5a JA |
5529 | (xt character typed.)-.15 E/F3 9/Times-Bold@0 SF(ESC)5 E F1(f)2.25 E F0 |
5530 | (is equi)2.5 E -.25(va)-.25 G(lent to).25 E F1(Meta\255f)2.5 E F0(.)A F1 | |
ac50fbac CR |
5531 | (undo \(C\255_, C\255x C\255u\))108 429.6 Q F0 |
5532 | (Incremental undo, separately remembered for each line.)144 441.6 Q F1 | |
5533 | -2.29 -.18(re v)108 453.6 T(ert\255line \(M\255r\)).08 E F0 1.095 | |
5534 | (Undo all changes made to this line.)144 465.6 R 1.095(This is lik)6.095 | |
0001803f | 5535 | F 3.595(ee)-.1 G -.15(xe)-3.745 G 1.095(cuting the).15 F F1(undo)3.595 E |
17345e5a | 5536 | F0 1.095(command enough times to)3.595 F |
ac50fbac CR |
5537 | (return the line to its initial state.)144 477.6 Q F1 |
5538 | (tilde\255expand \(M\255&\))108 489.6 Q F0(Perform tilde e)144 501.6 Q | |
495aee44 | 5539 | (xpansion on the current w)-.15 E(ord.)-.1 E F1 |
ac50fbac CR |
5540 | (set\255mark \(C\255@, M\255<space>\))108 513.6 Q F0 |
5541 | (Set the mark to the point.)144 525.6 Q(If a numeric ar)5 E | |
17345e5a | 5542 | (gument is supplied, the mark is set to that position.)-.18 E F1 |
ac50fbac CR |
5543 | (exchange\255point\255and\255mark \(C\255x C\255x\))108 537.6 Q F0(Sw) |
5544 | 144 549.6 Q .283(ap the point with the mark.)-.1 F .283 | |
17345e5a | 5545 | (The current cursor position is set to the sa)5.283 F -.15(ve)-.2 G |
495aee44 | 5546 | 2.782(dp).15 G .282(osition, and the old)-2.782 F(cursor position is sa) |
ac50fbac CR |
5547 | 144 561.6 Q -.15(ve)-.2 G 2.5(da).15 G 2.5(st)-2.5 G(he mark.)-2.5 E F1 |
5548 | (character\255sear)108 573.6 Q(ch \(C\255]\))-.18 E F0 3.035(Ac)144 | |
5549 | 585.6 S .535(haracter is read and point is mo)-3.035 F -.15(ve)-.15 G | |
495aee44 CR |
5550 | 3.035(dt).15 G 3.035(ot)-3.035 G .535(he ne)-3.035 F .535 |
5551 | (xt occurrence of that character)-.15 F 5.536(.A)-.55 G(ne)-2.5 E -.05 | |
5552 | (ga)-.15 G(ti).05 E .836 -.15(ve c)-.25 H(ount).15 E(searches for pre) | |
ac50fbac CR |
5553 | 144 597.6 Q(vious occurrences.)-.25 E F1(character\255sear)108 609.6 Q |
5554 | (ch\255backward \(M\255C\255]\))-.18 E F0 3.544(Ac)144 621.6 S 1.044 | |
495aee44 | 5555 | (haracter is read and point is mo)-3.544 F -.15(ve)-.15 G 3.544(dt).15 G |
17345e5a | 5556 | 3.544(ot)-3.544 G 1.044(he pre)-3.544 F 1.044 |
495aee44 | 5557 | (vious occurrence of that character)-.25 F 6.043(.A)-.55 G(ne)-2.5 E |
17345e5a | 5558 | -.05(ga)-.15 G(ti).05 E -.15(ve)-.25 G |
ac50fbac CR |
5559 | (count searches for subsequent occurrences.)144 633.6 Q F1 |
5560 | (skip\255csi\255sequence)108 645.6 Q F0 1.826 | |
5561 | (Read enough characters to consume a multi-k)144 657.6 R 2.126 -.15 | |
5562 | (ey s)-.1 H 1.827(equence such as those de\214ned for k).15 F -.15(ey) | |
5563 | -.1 G 4.327(sl).15 G(ik)-4.327 E(e)-.1 E .791(Home and End.)144 669.6 R | |
5564 | .791(Such sequences be)5.791 F .791 | |
5565 | (gin with a Control Sequence Indicator \(CSI\), usually ESC\255[.)-.15 F | |
5566 | .331(If this sequence is bound to "\\[", k)144 681.6 R -.15(ey)-.1 G | |
5567 | 2.831(sp).15 G .331(roducing such sequences will ha)-2.831 F .632 -.15 | |
5568 | (ve n)-.2 H 2.832(oe).15 G -.25(ff)-2.832 G .332(ect unless e).25 F | |
5569 | (xplic-)-.15 E .026(itly bound to a readline command, instead of insert\ | |
5570 | ing stray characters into the editing b)144 693.6 R(uf)-.2 E(fer)-.25 E | |
5571 | 5.026(.T)-.55 G(his)-5.026 E(is unbound by def)144 705.6 Q(ault, b)-.1 E | |
5572 | (ut usually bound to ESC\255[.)-.2 E(GNU Bash 4.3)72 768 Q | |
5573 | (2014 February 2)141.79 E(46)190.95 E 0 Cg EP | |
5574 | %%Page: 47 47 | |
495aee44 CR |
5575 | %%BeginPageSetup |
5576 | BP | |
5577 | %%EndPageSetup | |
5578 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
5579 | -.35 E/F1 10/Times-Bold@0 SF(insert\255comment \(M\255#\))108 84 Q F0 |
5580 | -.4(Wi)144 96 S .48(thout a numeric ar).4 F .48(gument, the v)-.18 F | |
5581 | .481(alue of the readline)-.25 F F1(comment\255begin)2.981 E F0 -.25(va) | |
5582 | 2.981 G .481(riable is inserted at the).25 F(be)144 108 Q .098 | |
495aee44 CR |
5583 | (ginning of the current line.)-.15 F .098(If a numeric ar)5.098 F .097 |
5584 | (gument is supplied, this command acts as a toggle:)-.18 F(if)5.097 E | |
ac50fbac | 5585 | .321(the characters at the be)144 120 R .321 |
17345e5a | 5586 | (ginning of the line do not match the v)-.15 F .321(alue of)-.25 F F1 |
495aee44 | 5587 | (comment\255begin)2.821 E F0 2.822(,t)C .322(he v)-2.822 F .322(alue is) |
ac50fbac | 5588 | -.25 F .832(inserted, otherwise the characters in)144 132 R F1 |
495aee44 CR |
5589 | (comment\255begin)3.332 E F0 .831(are deleted from the be)3.332 F .831 |
5590 | (ginning of the line.)-.15 F 1.468 | |
ac50fbac | 5591 | (In either case, the line is accepted as if a ne)144 144 R 1.468 |
495aee44 | 5592 | (wline had been typed.)-.25 F 1.469(The def)6.469 F 1.469(ault v)-.1 F |
ac50fbac | 5593 | 1.469(alue of)-.25 F F1(com-)3.969 E(ment\255begin)144 156 Q F0 .84 |
495aee44 CR |
5594 | (causes this command to mak)3.34 F 3.339(et)-.1 G .839 |
5595 | (he current line a shell comment.)-3.339 F .839(If a numeric ar)5.839 F | |
ac50fbac | 5596 | (gu-)-.18 E(ment causes the comment character to be remo)144 168 Q -.15 |
17345e5a | 5597 | (ve)-.15 G(d, the line will be e).15 E -.15(xe)-.15 G |
ac50fbac CR |
5598 | (cuted by the shell.).15 E F1(glob\255complete\255w)108 180 Q |
5599 | (ord \(M\255g\))-.1 E F0 .791(The w)144 192 R .791 | |
495aee44 | 5600 | (ord before point is treated as a pattern for pathname e)-.1 F .792 |
ac50fbac CR |
5601 | (xpansion, with an asterisk implicitly)-.15 F 2.5(appended. This)144 204 |
5602 | R(pattern is used to generate a list of matching \214lenames for possib\ | |
5603 | le completions.)2.5 E F1(glob\255expand\255w)108 216 Q(ord \(C\255x *\)) | |
5604 | -.1 E F0 .176(The w)144 228 R .176 | |
5605 | (ord before point is treated as a pattern for pathname e)-.1 F .176 | |
5606 | (xpansion, and the list of matching \214le-)-.15 F .516 | |
5607 | (names is inserted, replacing the w)144 240 R 3.016(ord. If)-.1 F 3.016 | |
17345e5a JA |
5608 | (an)3.016 G .516(umeric ar)-3.016 F .516 |
5609 | (gument is supplied, an asterisk is appended)-.18 F(before pathname e) | |
ac50fbac CR |
5610 | 144 252 Q(xpansion.)-.15 E F1(glob\255list\255expansions \(C\255x g\)) |
5611 | 108 264 Q F0 .923(The list of e)144 276 R .923(xpansions that w)-.15 F | |
17345e5a JA |
5612 | .923(ould ha)-.1 F 1.223 -.15(ve b)-.2 H .923(een generated by).15 F F1 |
5613 | (glob\255expand\255w)3.423 E(ord)-.1 E F0 .923(is displayed, and)3.423 F | |
ac50fbac | 5614 | .872(the line is redra)144 288 R 3.372(wn. If)-.15 F 3.372(an)3.372 G |
17345e5a JA |
5615 | .872(umeric ar)-3.372 F .872 |
5616 | (gument is supplied, an asterisk is appended before pathname)-.18 F -.15 | |
ac50fbac CR |
5617 | (ex)144 300 S(pansion.).15 E F1(dump\255functions)108 312 Q F0 .627 |
5618 | (Print all of the functions and their k)144 324 R .927 -.15(ey b)-.1 H | |
495aee44 CR |
5619 | .626(indings to the readline output stream.).15 F .626(If a numeric ar) |
5620 | 5.626 F(gu-)-.18 E | |
ac50fbac | 5621 | (ment is supplied, the output is formatted in such a w)144 336 Q |
0001803f | 5622 | (ay that it can be made part of an)-.1 E/F2 10/Times-Italic@0 SF(inputr) |
ac50fbac CR |
5623 | 2.5 E(c)-.37 E F0(\214le.)2.5 E F1(dump\255v)108 348 Q(ariables)-.1 E F0 |
5624 | 1.799(Print all of the settable readline v)144 360 R 1.799 | |
495aee44 | 5625 | (ariables and their v)-.25 F 1.8(alues to the readline output stream.) |
ac50fbac | 5626 | -.25 F 1.8(If a)6.8 F .305(numeric ar)144 372 R .304 |
17345e5a | 5627 | (gument is supplied, the output is formatted in such a w)-.18 F .304 |
ac50fbac CR |
5628 | (ay that it can be made part of an)-.1 F F2(inputr)144 384 Q(c)-.37 E F0 |
5629 | (\214le.)2.5 E F1(dump\255macr)108 396 Q(os)-.18 E F0 .592 | |
5630 | (Print all of the readline k)144 408 R .892 -.15(ey s)-.1 H .592 | |
495aee44 | 5631 | (equences bound to macros and the strings the).15 F 3.093(yo)-.15 G |
ac50fbac | 5632 | 3.093(utput. If)-3.093 F 3.093(an)3.093 G(umeric)-3.093 E(ar)144 420 Q |
17345e5a | 5633 | .528(gument is supplied, the output is formatted in such a w)-.18 F .528 |
495aee44 | 5634 | (ay that it can be made part of an)-.1 F F2(inputr)3.027 E(c)-.37 E F0 |
ac50fbac CR |
5635 | (\214le.)144 432 Q F1(display\255shell\255v)108 444 Q |
5636 | (ersion \(C\255x C\255v\))-.1 E F0(Display v)144 456 Q | |
17345e5a | 5637 | (ersion information about the current instance of)-.15 E F1(bash)2.5 E |
ac50fbac CR |
5638 | F0(.)A F1(Pr)87 472.8 Q(ogrammable Completion)-.18 E F0 .146(When w)108 |
5639 | 484.8 R .147(ord completion is attempted for an ar)-.1 F .147 | |
17345e5a | 5640 | (gument to a command for which a completion speci\214cation \(a)-.18 F |
ac50fbac | 5641 | F2(compspec)108 496.8 Q F0 3.829(\)h)C 1.329 |
495aee44 | 5642 | (as been de\214ned using the)-3.829 F F1(complete)3.829 E F0 -.2(bu) |
17345e5a | 5643 | 3.829 G 1.329(iltin \(see).2 F/F3 9/Times-Bold@0 SF 1.329(SHELL B)3.829 |
495aee44 | 5644 | F(UIL)-.09 E 1.329(TIN COMMANDS)-.828 F F0(belo)3.579 E 1.328(w\), the) |
ac50fbac | 5645 | -.25 F(programmable completion f)108 508.8 Q(acilities are in)-.1 E -.2 |
495aee44 | 5646 | (vo)-.4 G -.1(ke).2 G(d.).1 E .497 |
ac50fbac | 5647 | (First, the command name is identi\214ed.)108 525.6 R .497 |
495aee44 CR |
5648 | (If the command w)5.497 F .498 |
5649 | (ord is the empty string \(completion attempted at)-.1 F .234(the be)108 | |
ac50fbac | 5650 | 537.6 R .233(ginning of an empty line\), an)-.15 F 2.733(yc)-.15 G .233 |
495aee44 CR |
5651 | (ompspec de\214ned with the)-2.733 F F1<ad45>2.733 E F0 .233(option to) |
5652 | 2.733 F F1(complete)2.733 E F0 .233(is used.)2.733 F .233(If a comp-) | |
5653 | 5.233 F .481(spec has been de\214ned for that command, the compspec is \ | |
ac50fbac CR |
5654 | used to generate the list of possible completions)108 549.6 R .823 |
5655 | (for the w)108 561.6 R 3.323(ord. If)-.1 F .823(the command w)3.323 F | |
495aee44 | 5656 | .822(ord is a full pathname, a compspec for the full pathname is search\ |
ac50fbac | 5657 | ed for)-.1 F 2.866(\214rst. If)108 573.6 R .367(no compspec is found fo\ |
495aee44 | 5658 | r the full pathname, an attempt is made to \214nd a compspec for the po\ |
ac50fbac | 5659 | rtion)2.866 F(follo)108 585.6 Q .299(wing the \214nal slash.)-.25 F .298 |
495aee44 CR |
5660 | (If those searches do not result in a compspec, an)5.299 F 2.798(yc)-.15 |
5661 | G .298(ompspec de\214ned with the)-2.798 F F1<ad44>2.798 E F0(option to) | |
ac50fbac | 5662 | 108 597.6 Q F1(complete)2.5 E F0(is used as the def)2.5 E(ault.)-.1 E |
495aee44 | 5663 | .817(Once a compspec has been found, it is used to generate the list of\ |
ac50fbac CR |
5664 | matching w)108 614.4 R 3.317(ords. If)-.1 F 3.317(ac)3.317 G .817 |
5665 | (ompspec is not)-3.317 F(found, the def)108 626.4 Q(ault)-.1 E F1(bash) | |
495aee44 CR |
5666 | 2.5 E F0(completion as described abo)2.5 E .3 -.15(ve u)-.15 H(nder).15 |
5667 | E F1(Completing)2.5 E F0(is performed.)2.5 E .464 | |
ac50fbac | 5668 | (First, the actions speci\214ed by the compspec are used.)108 643.2 R |
495aee44 | 5669 | .463(Only matches which are pre\214x)5.464 F .463(ed by the w)-.15 F |
ac50fbac | 5670 | .463(ord being)-.1 F .595(completed are returned.)108 655.2 R .595 |
495aee44 CR |
5671 | (When the)5.595 F F1<ad66>3.095 E F0(or)3.095 E F1<ad64>3.095 E F0 .596 |
5672 | (option is used for \214lename or directory name completion, the)3.095 F | |
ac50fbac CR |
5673 | (shell v)108 667.2 Q(ariable)-.25 E F3(FIGNORE)2.5 E F0 |
5674 | (is used to \214lter the matches.)2.25 E(An)108 684 Q 4.084(yc)-.15 G | |
5675 | 1.584(ompletions speci\214ed by a pathname e)-4.084 F 1.584 | |
5676 | (xpansion pattern to the)-.15 F F1<ad47>4.084 E F0 1.584 | |
5677 | (option are generated ne)4.084 F 4.084(xt. The)-.15 F -.1(wo)108 696 S | |
5678 | .554(rds generated by the pattern need not match the w).1 F .555 | |
5679 | (ord being completed.)-.1 F(The)5.555 E F3(GLOBIGNORE)3.055 E F0 .555 | |
5680 | (shell v)2.805 F(ari-)-.25 E | |
5681 | (able is not used to \214lter the matches, b)108 708 Q(ut the)-.2 E F3 | |
5682 | (FIGNORE)2.5 E F0 -.25(va)2.25 G(riable is used.).25 E(Ne)108 724.8 Q | |
5683 | .321(xt, the string speci\214ed as the ar)-.15 F .321(gument to the)-.18 | |
5684 | F F1<ad57>2.821 E F0 .32(option is considered.)2.821 F .32 | |
5685 | (The string is \214rst split using the)5.32 F(GNU Bash 4.3)72 768 Q | |
5686 | (2014 February 2)141.79 E(47)190.95 E 0 Cg EP | |
5687 | %%Page: 48 48 | |
0001803f CR |
5688 | %%BeginPageSetup |
5689 | BP | |
5690 | %%EndPageSetup | |
5691 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
5692 | -.35 E .412(characters in the)108 84 R/F1 9/Times-Bold@0 SF(IFS)2.912 E |
5693 | F0 .412(special v)2.662 F .412(ariable as delimiters.)-.25 F .412 | |
5694 | (Shell quoting is honored.)5.412 F .413(Each w)5.412 F .413 | |
5695 | (ord is then e)-.1 F(xpanded)-.15 E .092(using brace e)108 96 R .092 | |
5696 | (xpansion, tilde e)-.15 F .092(xpansion, parameter and v)-.15 F .092 | |
5697 | (ariable e)-.25 F .091(xpansion, command substitution, and arith-)-.15 F | |
5698 | 1.396(metic e)108 108 R 1.396(xpansion, as described abo)-.15 F 1.696 | |
5699 | -.15(ve u)-.15 H(nder).15 E F1(EXP)3.896 E(ANSION)-.666 E/F2 9 | |
5700 | /Times-Roman@0 SF(.)A F0 1.396 | |
5701 | (The results are split using the rules described)5.896 F(abo)108 120 Q | |
5702 | .51 -.15(ve u)-.15 H(nder).15 E/F3 10/Times-Bold@0 SF -.75(Wo)2.71 G .21 | |
495aee44 CR |
5703 | (rd Splitting).75 F F0 5.21(.T)C .209(he results of the e)-5.21 F .209 |
5704 | (xpansion are pre\214x-matched ag)-.15 F .209(ainst the w)-.05 F .209 | |
ac50fbac | 5705 | (ord being com-)-.1 F(pleted, and the matching w)108 132 Q |
495aee44 | 5706 | (ords become the possible completions.)-.1 E 1.237 |
ac50fbac | 5707 | (After these matches ha)108 148.8 R 1.537 -.15(ve b)-.2 H 1.237 |
495aee44 | 5708 | (een generated, an).15 F 3.737(ys)-.15 G 1.238 |
ac50fbac CR |
5709 | (hell function or command speci\214ed with the)-3.737 F F3<ad46>3.738 E |
5710 | F0(and)3.738 E F3<ad43>3.738 E F0 3.376(options is in)108 160.8 R -.2 | |
495aee44 | 5711 | (vo)-.4 G -.1(ke).2 G 5.875(d. When).1 F 3.375 |
17345e5a | 5712 | (the command or function is in)5.875 F -.2(vo)-.4 G -.1(ke).2 G 3.375 |
ac50fbac CR |
5713 | (d, the).1 F F1(COMP_LINE)5.875 E F2(,)A F1(COMP_POINT)5.625 E F2(,)A F1 |
5714 | (COMP_KEY)108 172.8 Q F2(,)A F0(and)2.407 E F1(COMP_TYPE)2.657 E F0 -.25 | |
495aee44 | 5715 | (va)2.407 G .157(riables are assigned v).25 F .157 |
ac50fbac | 5716 | (alues as described abo)-.25 F .457 -.15(ve u)-.15 H(nder).15 E F3 .158 |
495aee44 | 5717 | (Shell V)2.658 F(ariables)-.92 E F0 5.158(.I)C(f)-5.158 E 3.486(as)108 |
ac50fbac | 5718 | 184.8 S .986(hell function is being in)-3.486 F -.2(vo)-.4 G -.1(ke).2 G |
495aee44 | 5719 | .986(d, the).1 F F1(COMP_W)3.486 E(ORDS)-.09 E F0(and)3.236 E F1 |
17345e5a | 5720 | (COMP_CW)3.486 E(ORD)-.09 E F0 -.25(va)3.236 G .986 |
ac50fbac CR |
5721 | (riables are also set.).25 F(When)5.985 E .346 |
5722 | (the function or command is in)108 196.8 R -.2(vo)-.4 G -.1(ke).2 G .346 | |
5723 | (d, the \214rst ar).1 F .346(gument \()-.18 F F3($1)A F0 2.847(\)i)C | |
5724 | 2.847(st)-2.847 G .347(he name of the command whose ar)-2.847 F(guments) | |
5725 | -.18 E .264(are being completed, the second ar)108 208.8 R .264 | |
5726 | (gument \()-.18 F F3($2)A F0 2.764(\)i)C 2.764(st)-2.764 G .264(he w) | |
5727 | -2.764 F .263(ord being completed, and the third ar)-.1 F .263 | |
5728 | (gument \()-.18 F F3($3)A F0 2.763(\)i)C(s)-2.763 E .628(the w)108 220.8 | |
5729 | R .628(ord preceding the w)-.1 F .629 | |
5730 | (ord being completed on the current command line.)-.1 F .629 | |
5731 | (No \214ltering of the generated)5.629 F .715(completions ag)108 232.8 R | |
5732 | .715(ainst the w)-.05 F .714(ord being completed is performed; the func\ | |
5733 | tion or command has complete free-)-.1 F(dom in generating the matches.) | |
5734 | 108 244.8 Q(An)108 261.6 Q 2.937(yf)-.15 G .437 | |
5735 | (unction speci\214ed with)-2.937 F F3<ad46>2.937 E F0 .437(is in)2.937 F | |
5736 | -.2(vo)-.4 G -.1(ke).2 G 2.937<648c>.1 G 2.937(rst. The)-2.937 F .437 | |
5737 | (function may use an)2.937 F 2.937(yo)-.15 G 2.937(ft)-2.937 G .437 | |
5738 | (he shell f)-2.937 F .438(acilities, including)-.1 F(the)108 273.6 Q F3 | |
5739 | (compgen)2.957 E F0 -.2(bu)2.957 G .457(iltin described belo).2 F 1.756 | |
5740 | -.65(w, t)-.25 H 2.956(og).65 G .456(enerate the matches.)-2.956 F .456 | |
495aee44 | 5741 | (It must put the possible completions in the)5.456 F F1(COMPREPL)108 |
ac50fbac CR |
5742 | 285.6 Q(Y)-.828 E F0(array v)2.25 E(ariable, one per array element.)-.25 |
5743 | E(Ne)108 302.4 Q .08(xt, an)-.15 F 2.58(yc)-.15 G .08 | |
5744 | (ommand speci\214ed with the)-2.58 F F3<ad43>2.58 E F0 .081 | |
5745 | (option is in)2.581 F -.2(vo)-.4 G -.1(ke).2 G 2.581(di).1 G 2.581(na) | |
5746 | -2.581 G 2.581(ne)-2.581 G -.4(nv)-2.581 G .081(ironment equi).4 F -.25 | |
5747 | (va)-.25 G .081(lent to command sub-).25 F 2.859(stitution. It)108 314.4 | |
5748 | R .359(should print a list of completions, one per line, to the standar\ | |
5749 | d output.)2.859 F .358(Backslash may be used)5.359 F(to escape a ne)108 | |
5750 | 326.4 Q(wline, if necessary)-.25 E(.)-.65 E .376 | |
5751 | (After all of the possible completions are generated, an)108 343.2 R | |
5752 | 2.877<798c>-.15 G .377(lter speci\214ed with the)-2.877 F F3<ad58>2.877 | |
5753 | E F0 .377(option is applied to the)2.877 F 3.182(list. The)108 355.2 R | |
495aee44 | 5754 | .682(\214lter is a pattern as used for pathname e)3.182 F .681 |
ac50fbac | 5755 | (xpansion; a)-.15 F F3(&)3.181 E F0 .681 |
495aee44 | 5756 | (in the pattern is replaced with the te)3.181 F .681(xt of)-.15 F .522 |
ac50fbac CR |
5757 | (the w)108 367.2 R .522(ord being completed.)-.1 F 3.022(Al)5.522 G |
5758 | (iteral)-3.022 E F3(&)3.022 E F0 .523 | |
17345e5a | 5759 | (may be escaped with a backslash; the backslash is remo)3.022 F -.15(ve) |
ac50fbac | 5760 | -.15 G 3.023(db).15 G(efore)-3.023 E .85(attempting a match.)108 379.2 R |
495aee44 CR |
5761 | (An)5.85 E 3.35(yc)-.15 G .849 |
5762 | (ompletion that matches the pattern will be remo)-3.35 F -.15(ve)-.15 G | |
5763 | 3.349(df).15 G .849(rom the list.)-3.349 F 3.349(Al)5.849 G(eading) | |
ac50fbac | 5764 | -3.349 E F3(!)3.349 E F0(ne)108 391.2 Q -.05(ga)-.15 G |
17345e5a JA |
5765 | (tes the pattern; in this case an).05 E 2.5(yc)-.15 G |
5766 | (ompletion not matching the pattern will be remo)-2.5 E -.15(ve)-.15 G | |
ac50fbac CR |
5767 | (d.).15 E(Finally)108 408 Q 3.086(,a)-.65 G .886 -.15(ny p)-3.086 H .586 |
5768 | (re\214x and suf).15 F .587(\214x speci\214ed with the)-.25 F F3<ad50> | |
5769 | 3.087 E F0(and)3.087 E F3<ad53>3.087 E F0 .587 | |
17345e5a JA |
5770 | (options are added to each member of the com-)3.087 F(pletion list, and\ |
5771 | the result is returned to the readline completion code as the list of \ | |
ac50fbac | 5772 | possible completions.)108 420 Q .247(If the pre)108 436.8 R .247 |
17345e5a | 5773 | (viously-applied actions do not generate an)-.25 F 2.747(ym)-.15 G .247 |
ac50fbac CR |
5774 | (atches, and the)-2.747 F F3 .247(\255o dir)2.747 F(names)-.15 E F0 .247 |
5775 | (option w)2.747 F .246(as supplied to)-.1 F F3(complete)108 448.8 Q F0 | |
17345e5a | 5776 | (when the compspec w)2.5 E |
495aee44 | 5777 | (as de\214ned, directory name completion is attempted.)-.1 E .461 |
ac50fbac CR |
5778 | (If the)108 465.6 R F3 .462(\255o plusdirs)2.961 F F0 .462(option w) |
5779 | 2.962 F .462(as supplied to)-.1 F F3(complete)2.962 E F0 .462 | |
17345e5a | 5780 | (when the compspec w)2.962 F .462(as de\214ned, directory name com-)-.1 |
ac50fbac | 5781 | F(pletion is attempted and an)108 477.6 Q 2.5(ym)-.15 G |
495aee44 | 5782 | (atches are added to the results of the other actions.)-2.5 E .56 |
ac50fbac CR |
5783 | (By def)108 494.4 R .56(ault, if a compspec is found, whate)-.1 F -.15 |
5784 | (ve)-.25 G 3.06(ri).15 G 3.06(tg)-3.06 G .559 | |
495aee44 | 5785 | (enerates is returned to the completion code as the full set)-3.06 F |
ac50fbac CR |
5786 | .631(of possible completions.)108 506.4 R .631(The def)5.631 F(ault)-.1 |
5787 | E F3(bash)3.131 E F0 .631 | |
495aee44 | 5788 | (completions are not attempted, and the readline def)3.131 F .632 |
ac50fbac CR |
5789 | (ault of \214le-)-.1 F .559(name completion is disabled.)108 518.4 R |
5790 | .559(If the)5.559 F F3 .559(\255o bashdefault)3.059 F F0 .559(option w) | |
5791 | 3.059 F .559(as supplied to)-.1 F F3(complete)3.058 E F0 .558 | |
5792 | (when the compspec)3.058 F -.1(wa)108 530.4 S 3.171(sd).1 G .671 | |
5793 | (e\214ned, the)-3.171 F F3(bash)3.171 E F0(def)3.171 E .671 | |
17345e5a | 5794 | (ault completions are attempted if the compspec generates no matches.) |
ac50fbac CR |
5795 | -.1 F .672(If the)5.672 F F3<ad6f>3.172 E(default)108 542.4 Q F0 1.207 |
5796 | (option w)3.707 F 1.207(as supplied to)-.1 F F3(complete)3.707 E F0 | |
495aee44 CR |
5797 | 1.207(when the compspec w)3.707 F 1.207(as de\214ned, readline')-.1 F |
5798 | 3.707(sd)-.55 G(ef)-3.707 E 1.206(ault completion)-.1 F | |
ac50fbac CR |
5799 | (will be performed if the compspec \(and, if attempted, the def)108 |
5800 | 554.4 Q(ault)-.1 E F3(bash)2.5 E F0(completions\) generate no matches.) | |
5801 | 2.5 E .245(When a compspec indicates that directory name completion is \ | |
5802 | desired, the programmable completion func-)108 571.2 R .633(tions force\ | |
5803 | readline to append a slash to completed names which are symbolic links\ | |
5804 | to directories, subject)108 583.2 R 2.761(to the v)108 595.2 R 2.761 | |
5805 | (alue of the)-.25 F F3(mark\255dir)5.261 E(ectories)-.18 E F0 2.761 | |
495aee44 | 5806 | (readline v)5.261 F 2.761(ariable, re)-.25 F -.05(ga)-.15 G 2.762 |
ac50fbac | 5807 | (rdless of the setting of the).05 F F3(mark-sym-)5.262 E(link)108 607.2 |
0001803f | 5808 | Q(ed\255dir)-.1 E(ectories)-.18 E F0(readline v)2.5 E(ariable.)-.25 E |
495aee44 | 5809 | .191(There is some support for dynamically modifying completions.)108 |
ac50fbac CR |
5810 | 624 R .19(This is most useful when used in combina-)5.191 F 1.33 |
5811 | (tion with a def)108 636 R 1.33(ault completion speci\214ed with)-.1 F | |
5812 | F3 1.33(complete -D)3.83 F F0 6.33(.I)C(t')-6.33 E 3.83(sp)-.55 G 1.33 | |
0001803f CR |
5813 | (ossible for shell functions e)-3.83 F -.15(xe)-.15 G 1.33(cuted as).15 |
5814 | F .93(completion handlers to indicate that completion should be retried\ | |
ac50fbac CR |
5815 | by returning an e)108 648 R .93(xit status of 124.)-.15 F .93(If a)5.93 |
5816 | F .1(shell function returns 124, and changes the compspec associated wi\ | |
5817 | th the command on which completion is)108 660 R .666 | |
5818 | (being attempted \(supplied as the \214rst ar)108 672 R .665 | |
495aee44 | 5819 | (gument when the function is e)-.18 F -.15(xe)-.15 G .665 |
ac50fbac CR |
5820 | (cuted\), programmable completion).15 F .083(restarts from the be)108 |
5821 | 684 R .084(ginning, with an attempt to \214nd a ne)-.15 F 2.584(wc)-.25 | |
5822 | G .084(ompspec for that command.)-2.584 F .084(This allo)5.084 F .084 | |
5823 | (ws a set of)-.25 F(completions to be b)108 696 Q(uilt dynamically as c\ | |
495aee44 | 5824 | ompletion is attempted, rather than being loaded all at once.)-.2 E -.15 |
ac50fbac | 5825 | (Fo)108 712.8 S 2.637(ri).15 G .137 |
495aee44 | 5826 | (nstance, assuming that there is a library of compspecs, each k)-2.637 F |
0001803f | 5827 | .137(ept in a \214le corresponding to the name of)-.1 F |
ac50fbac | 5828 | (the command, the follo)108 724.8 Q(wing def)-.25 E |
0001803f | 5829 | (ault completion function w)-.1 E(ould load completions dynamically:)-.1 |
ac50fbac CR |
5830 | E(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(48)190.95 E 0 Cg EP |
5831 | %%Page: 49 49 | |
5832 | %%BeginPageSetup | |
5833 | BP | |
5834 | %%EndPageSetup | |
5835 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
5836 | -.35 E/F1 10/Courier@0 SF(_completion_loader\(\))108 84 Q({)108 96 Q 6 | |
5837 | (.")144 108 S | |
0001803f | 5838 | (/etc/bash_completion.d/$1.sh" >/dev/null 2>&1 && return 124)-6 E(})108 |
ac50fbac CR |
5839 | 120 Q(complete -D -F _completion_loader -o bashdefault -o default)108 |
5840 | 132 Q/F2 10.95/Times-Bold@0 SF(HIST)72 160.8 Q(OR)-.197 E(Y)-.383 E F0 | |
5841 | .371(When the)108 172.8 R/F3 10/Times-Bold@0 SF .371(\255o history)2.871 | |
5842 | F F0 .371(option to the)2.871 F F3(set)2.872 E F0 -.2(bu)2.872 G .372 | |
495aee44 CR |
5843 | (iltin is enabled, the shell pro).2 F .372(vides access to the)-.15 F/F4 |
5844 | 10/Times-Italic@0 SF .372(command history)2.872 F F0(,)A .305 | |
ac50fbac | 5845 | (the list of commands pre)108 184.8 R .305(viously typed.)-.25 F .305 |
495aee44 CR |
5846 | (The v)5.305 F .304(alue of the)-.25 F/F5 9/Times-Bold@0 SF(HISTSIZE) |
5847 | 2.804 E F0 -.25(va)2.554 G .304(riable is used as the number of com-).25 | |
ac50fbac | 5848 | F .429(mands to sa)108 196.8 R .729 -.15(ve i)-.2 H 2.929(nah).15 G .429 |
495aee44 CR |
5849 | (istory list.)-2.929 F .429(The te)5.429 F .429(xt of the last)-.15 F F5 |
5850 | (HISTSIZE)2.93 E F0 .43(commands \(def)2.68 F .43(ault 500\) is sa)-.1 F | |
5851 | -.15(ve)-.2 G 2.93(d. The).15 F(shell)2.93 E .287 | |
0001803f | 5852 | (stores each command in the history list prior to parameter and v)108 |
ac50fbac CR |
5853 | 208.8 R .287(ariable e)-.25 F .287(xpansion \(see)-.15 F F5(EXP)2.787 E |
5854 | (ANSION)-.666 E F0(abo)2.537 E -.15(ve)-.15 G(\)).15 E -.2(bu)108 220.8 | |
495aee44 | 5855 | S 4.065(ta).2 G 1.565(fter history e)-4.065 F 1.565 |
17345e5a | 5856 | (xpansion is performed, subject to the v)-.15 F 1.565 |
0001803f | 5857 | (alues of the shell v)-.25 F(ariables)-.25 E F5(HISTIGNORE)4.065 E F0 |
ac50fbac | 5858 | (and)3.816 E F5(HISTCONTR)108 232.8 Q(OL)-.27 E/F6 9/Times-Roman@0 SF(.) |
495aee44 | 5859 | A F0 .082 |
17345e5a | 5860 | (On startup, the history is initialized from the \214le named by the v) |
ac50fbac | 5861 | 108 249.6 R(ariable)-.25 E F5(HISTFILE)2.582 E F0(\(def)2.332 E(ault)-.1 |
495aee44 | 5862 | E F4(~/.bash_history)2.582 E F0(\).)A .315(The \214le named by the v)108 |
ac50fbac | 5863 | 261.6 R .315(alue of)-.25 F F5(HISTFILE)2.815 E F0 .315 |
17345e5a | 5864 | (is truncated, if necessary)2.565 F 2.815(,t)-.65 G 2.815(oc)-2.815 G |
ac50fbac CR |
5865 | .315(ontain no more than the number of)-2.815 F .659 |
5866 | (lines speci\214ed by the v)108 273.6 R .659(alue of)-.25 F F5 | |
5867 | (HISTFILESIZE)3.158 E F6(.)A F0(If)5.158 E F3(HISTFILESIZE)3.158 E F0 | |
5868 | .658(is unset, or set to null, a non-numeric)3.158 F -.25(va)108 285.6 S | |
5869 | .142(lue, or a numeric v).25 F .142 | |
5870 | (alue less than zero, the history \214le is not truncated.)-.25 F .142 | |
5871 | (When the history \214le is read, lines)5.142 F(be)108 297.6 Q 1.605 | |
5872 | (ginning with the history comment character follo)-.15 F 1.604 | |
5873 | (wed immediately by a digit are interpreted as time-)-.25 F .098 | |
5874 | (stamps for the preceding history line.)108 309.6 R .098 | |
5875 | (These timestamps are optionally displayed depending on the v)5.098 F | |
5876 | .098(alue of)-.25 F(the)108 321.6 Q F5(HISTTIMEFORMA)3.559 E(T)-.855 E | |
5877 | F0 -.25(va)3.309 G 3.559(riable. When).25 F 3.559(as)3.559 G 1.059 | |
5878 | (hell with history enabled e)-3.559 F 1.059(xits, the last)-.15 F F5 | |
5879 | ($HISTSIZE)3.559 E F0 1.058(lines are)3.309 F .158 | |
5880 | (copied from the history list to)108 333.6 R F5($HISTFILE)2.658 E F6(.)A | |
5881 | F0 .158(If the)4.658 F F3(histappend)2.658 E F0 .159 | |
5882 | (shell option is enabled \(see the description of)2.659 F F3(shopt)108 | |
5883 | 345.6 Q F0(under)2.582 E F5 .082(SHELL B)2.582 F(UIL)-.09 E .082 | |
5884 | (TIN COMMANDS)-.828 F F0(belo)2.332 E .082 | |
5885 | (w\), the lines are appended to the history \214le, otherwise the)-.25 F | |
5886 | .196(history \214le is o)108 357.6 R -.15(ve)-.15 G 2.696(rwritten. If) | |
5887 | .15 F F5(HISTFILE)2.696 E F0 .197(is unset, or if the history \214le is\ | |
5888 | unwritable, the history is not sa)2.446 F -.15(ve)-.2 G(d.).15 E .584 | |
5889 | (If the)108 369.6 R F5(HISTTIMEFORMA)3.084 E(T)-.855 E F0 -.25(va)2.834 | |
5890 | G .584 | |
0001803f | 5891 | (riable is set, time stamps are written to the history \214le, mark).25 |
ac50fbac CR |
5892 | F .583(ed with the his-)-.1 F 1.147(tory comment character)108 381.6 R |
5893 | 3.647(,s)-.4 G 3.647(ot)-3.647 G(he)-3.647 E 3.647(ym)-.15 G 1.147 | |
5894 | (ay be preserv)-3.647 F 1.147(ed across shell sessions.)-.15 F 1.148 | |
5895 | (This uses the history comment)6.148 F 1.377 | |
5896 | (character to distinguish timestamps from other history lines.)108 393.6 | |
5897 | R 1.377(After sa)6.377 F 1.377(ving the history)-.2 F 3.876(,t)-.65 G | |
5898 | 1.376(he history \214le is)-3.876 F .756 | |
5899 | (truncated to contain no more than)108 405.6 R F5(HISTFILESIZE)3.257 E | |
5900 | F0 3.257(lines. If)3.007 F F5(HISTFILESIZE)3.257 E F0 .757 | |
5901 | (is unset, or set to null, a non-)3.007 F(numeric v)108 417.6 Q | |
5902 | (alue, or a numeric v)-.25 E | |
5903 | (alue less than zero, the history \214le is not truncated.)-.25 E 1.294 | |
5904 | (The b)108 434.4 R 1.294(uiltin command)-.2 F F3(fc)3.794 E F0(\(see) | |
5905 | 3.794 E F5 1.293(SHELL B)3.794 F(UIL)-.09 E 1.293(TIN COMMANDS)-.828 F | |
5906 | F0(belo)3.543 E 1.293(w\) may be used to list or edit and re-)-.25 F | |
5907 | -.15(exe)108 446.4 S .673(cute a portion of the history list.).15 F(The) | |
5908 | 5.673 E F3(history)3.173 E F0 -.2(bu)3.173 G .673 | |
495aee44 | 5909 | (iltin may be used to display or modify the history list).2 F .28 |
ac50fbac | 5910 | (and manipulate the history \214le.)108 458.4 R .279 |
17345e5a | 5911 | (When using command-line editing, search commands are a)5.279 F -.25(va) |
ac50fbac CR |
5912 | -.2 G .279(ilable in each).25 F(editing mode that pro)108 470.4 Q |
5913 | (vide access to the history list.)-.15 E 1.485(The shell allo)108 487.2 | |
495aee44 | 5914 | R 1.485(ws control o)-.25 F -.15(ve)-.15 G 3.986(rw).15 G 1.486 |
17345e5a | 5915 | (hich commands are sa)-3.986 F -.15(ve)-.2 G 3.986(do).15 G 3.986(nt) |
495aee44 | 5916 | -3.986 G 1.486(he history list.)-3.986 F(The)6.486 E F5(HISTCONTR)3.986 |
ac50fbac | 5917 | E(OL)-.27 E F0(and)3.736 E F5(HISTIGNORE)108 499.2 Q F0 -.25(va)2.708 G |
495aee44 CR |
5918 | .458(riables may be set to cause the shell to sa).25 F .757 -.15(ve o) |
5919 | -.2 H .457(nly a subset of the commands entered.).15 F(The)5.457 E F3 | |
ac50fbac | 5920 | (cmdhist)108 511.2 Q F0 .75 |
17345e5a JA |
5921 | (shell option, if enabled, causes the shell to attempt to sa)3.25 F 1.05 |
5922 | -.15(ve e)-.2 H .75(ach line of a multi-line command in).15 F 1.077 | |
ac50fbac | 5923 | (the same history entry)108 523.2 R 3.577(,a)-.65 G 1.077 |
17345e5a | 5924 | (dding semicolons where necessary to preserv)-3.577 F 3.577(es)-.15 G |
495aee44 | 5925 | 1.077(yntactic correctness.)-3.577 F(The)6.077 E F3(lithist)3.576 E F0 |
ac50fbac | 5926 | .373(shell option causes the shell to sa)108 535.2 R .674 -.15(ve t)-.2 |
495aee44 CR |
5927 | H .374(he command with embedded ne).15 F .374 |
5928 | (wlines instead of semicolons.)-.25 F .374(See the)5.374 F .319 | |
ac50fbac | 5929 | (description of the)108 547.2 R F3(shopt)2.819 E F0 -.2(bu)2.819 G .318 |
0001803f | 5930 | (iltin belo).2 F 2.818(wu)-.25 G(nder)-2.818 E F5 .318(SHELL B)2.818 F |
495aee44 CR |
5931 | (UIL)-.09 E .318(TIN COMMANDS)-.828 F F0 .318 |
5932 | (for information on setting and)2.568 F(unsetting shell options.)108 | |
ac50fbac CR |
5933 | 559.2 Q F2(HIST)72 576 Q(OR)-.197 E 2.738(YE)-.383 G(XP)-2.738 E(ANSION) |
5934 | -.81 E F0 .61(The shell supports a history e)108 588 R .611 | |
495aee44 CR |
5935 | (xpansion feature that is similar to the history e)-.15 F .611 |
5936 | (xpansion in)-.15 F F3(csh.)3.111 E F0 .611(This section)5.611 F .871 | |
ac50fbac | 5937 | (describes what syntax features are a)108 600 R -.25(va)-.2 G 3.371 |
495aee44 CR |
5938 | (ilable. This).25 F .871(feature is enabled by def)3.371 F .87 |
5939 | (ault for interacti)-.1 F 1.17 -.15(ve s)-.25 H .87(hells, and).15 F | |
ac50fbac | 5940 | 2.013(can be disabled using the)108 612 R F3(+H)4.514 E F0 2.014 |
495aee44 CR |
5941 | (option to the)4.514 F F3(set)4.514 E F0 -.2(bu)4.514 G 2.014 |
5942 | (iltin command \(see).2 F F5 2.014(SHELL B)4.514 F(UIL)-.09 E 2.014 | |
ac50fbac CR |
5943 | (TIN COMMANDS)-.828 F F0(belo)108 624 Q 2.5(w\). Non-interacti)-.25 F .3 |
5944 | -.15(ve s)-.25 H(hells do not perform history e).15 E(xpansion by def) | |
5945 | -.15 E(ault.)-.1 E 1.306(History e)108 640.8 R 1.306 | |
495aee44 CR |
5946 | (xpansions introduce w)-.15 F 1.306(ords from the history list into the\ |
5947 | input stream, making it easy to repeat)-.1 F .209 | |
ac50fbac | 5948 | (commands, insert the ar)108 652.8 R .209(guments to a pre)-.18 F .21 |
495aee44 | 5949 | (vious command into the current input line, or \214x errors in pre)-.25 |
ac50fbac CR |
5950 | F(vious)-.25 E(commands quickly)108 664.8 Q(.)-.65 E 1.164(History e)108 |
5951 | 681.6 R 1.163(xpansion is performed immediately after a complete line i\ | |
5952 | s read, before the shell breaks it into)-.15 F -.1(wo)108 693.6 S 3.2 | |
5953 | (rds. It).1 F(tak)3.2 E .7(es place in tw)-.1 F 3.2(op)-.1 G 3.2 | |
5954 | (arts. The)-3.2 F .7 | |
5955 | (\214rst is to determine which line from the history list to use during) | |
5956 | 3.2 F 4.368(substitution. The)108 705.6 R 1.868(second is to select por\ | |
5957 | tions of that line for inclusion into the current one.)4.368 F 1.867 | |
5958 | (The line)6.867 F .662(selected from the history is the)108 717.6 R F4 | |
5959 | -.15(ev)3.162 G(ent).15 E F0 3.162(,a)C .663 | |
5960 | (nd the portions of that line that are acted upon are)-3.162 F F4(wor) | |
5961 | 3.163 E(ds)-.37 E F0 5.663(.V)C(arious)-6.773 E F4(modi\214er)108 729.6 | |
5962 | Q(s)-.1 E F0 .227(are a)2.727 F -.25(va)-.2 G .227 | |
5963 | (ilable to manipulate the selected w).25 F 2.727(ords. The)-.1 F .226 | |
5964 | (line is brok)2.726 F .226(en into w)-.1 F .226(ords in the same f)-.1 F | |
5965 | (ashion)-.1 E(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(49)190.95 E | |
5966 | 0 Cg EP | |
5967 | %%Page: 50 50 | |
17345e5a JA |
5968 | %%BeginPageSetup |
5969 | BP | |
5970 | %%EndPageSetup | |
5971 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
5972 | -.35 E .351(as when reading input, so that se)108 84 R -.15(ve)-.25 G |
5973 | (ral).15 E/F1 10/Times-Italic@0 SF(metac)2.852 E(har)-.15 E(acter)-.15 E | |
5974 | F0 .352(-separated w)B .352(ords surrounded by quotes are considered)-.1 | |
5975 | F .625(one w)108 96 R 3.125(ord. History)-.1 F -.15(ex)3.125 G .624 | |
495aee44 | 5976 | (pansions are introduced by the appearance of the history e).15 F .624 |
ac50fbac | 5977 | (xpansion character)-.15 F 3.124(,w)-.4 G(hich)-3.124 E(is)108 108 Q/F2 |
495aee44 CR |
5978 | 10/Times-Bold@0 SF(!)3.333 E F0(by def)3.333 E 2.5(ault. Only)-.1 F |
5979 | (backslash \()2.5 E F2(\\).833 E F0 2.5(\)a).833 G | |
5980 | (nd single quotes can quote the history e)-2.5 E(xpansion character)-.15 | |
ac50fbac | 5981 | E(.)-.55 E(Se)108 124.8 Q -.15(ve)-.25 G .03 |
495aee44 | 5982 | (ral characters inhibit history e).15 F .03 |
17345e5a | 5983 | (xpansion if found immediately follo)-.15 F .03(wing the history e)-.25 |
ac50fbac | 5984 | F .03(xpansion character)-.15 F(,)-.4 E -2.15 -.25(ev e)108 136.8 T |
495aee44 | 5985 | 3.163(ni).25 G 3.163(fi)-3.163 G 3.162(ti)-3.163 G 3.162(su)-3.162 G |
17345e5a JA |
5986 | .662(nquoted: space, tab, ne)-3.162 F .662(wline, carriage return, and) |
5987 | -.25 F F2(=)3.162 E F0 5.662(.I)C 3.162(ft)-5.662 G(he)-3.162 E F2 | |
495aee44 | 5988 | (extglob)3.162 E F0 .662(shell option is enabled,)3.162 F F2(\()3.162 E |
ac50fbac | 5989 | F0(will also inhibit e)108 148.8 Q(xpansion.)-.15 E(Se)108 165.6 Q -.15 |
495aee44 CR |
5990 | (ve)-.25 G .109(ral shell options settable with the).15 F F2(shopt)2.609 |
5991 | E F0 -.2(bu)2.609 G .11(iltin may be used to tailor the beha).2 F .11 | |
ac50fbac | 5992 | (vior of history e)-.2 F(xpansion.)-.15 E 1.143(If the)108 177.6 R F2 |
0001803f CR |
5993 | (histv)3.643 E(erify)-.1 E F0 1.143 |
5994 | (shell option is enabled \(see the description of the)3.643 F F2(shopt) | |
5995 | 3.643 E F0 -.2(bu)3.643 G 1.143(iltin belo).2 F 1.143(w\), and)-.25 F F2 | |
495aee44 | 5996 | -.18(re)3.643 G(adline).18 E F0(is)3.642 E .461(being used, history sub\ |
ac50fbac | 5997 | stitutions are not immediately passed to the shell parser)108 189.6 R |
495aee44 | 5998 | 5.461(.I)-.55 G .461(nstead, the e)-5.461 F .461(xpanded line)-.15 F |
ac50fbac | 5999 | 1.516(is reloaded into the)108 201.6 R F2 -.18(re)4.016 G(adline).18 E |
495aee44 CR |
6000 | F0 1.516(editing b)4.016 F(uf)-.2 E 1.516 |
6001 | (fer for further modi\214cation.)-.25 F(If)6.516 E F2 -.18(re)4.015 G | |
ac50fbac | 6002 | (adline).18 E F0 1.515(is being used, and the)4.015 F F2(histr)108 213.6 |
495aee44 | 6003 | Q(eedit)-.18 E F0 1.202(shell option is enabled, a f)3.702 F 1.202 |
17345e5a | 6004 | (ailed history substitution will be reloaded into the)-.1 F F2 -.18(re) |
ac50fbac | 6005 | 3.702 G(adline).18 E F0(editing)3.702 E -.2(bu)108 225.6 S -.25(ff).2 G |
495aee44 CR |
6006 | 1.161(er for correction.).25 F(The)6.161 E F2<ad70>3.661 E F0 1.161 |
6007 | (option to the)3.661 F F2(history)3.661 E F0 -.2(bu)3.661 G 1.16 | |
ac50fbac | 6008 | (iltin command may be used to see what a history).2 F -.15(ex)108 237.6 |
495aee44 CR |
6009 | S .055(pansion will do before using it.).15 F(The)5.055 E F2<ad73>2.555 |
6010 | E F0 .055(option to the)2.555 F F2(history)2.556 E F0 -.2(bu)2.556 G | |
6011 | .056(iltin may be used to add commands to the).2 F | |
ac50fbac | 6012 | (end of the history list without actually e)108 249.6 Q -.15(xe)-.15 G |
17345e5a | 6013 | (cuting them, so that the).15 E 2.5(ya)-.15 G(re a)-2.5 E -.25(va)-.2 G |
ac50fbac | 6014 | (ilable for subsequent recall.).25 E 2.2(The shell allo)108 266.4 R 2.2 |
17345e5a | 6015 | (ws control of the v)-.25 F 2.2(arious characters used by the history e) |
495aee44 | 6016 | -.25 F 2.2(xpansion mechanism \(see the)-.15 F 1.146(description of)108 |
ac50fbac | 6017 | 278.4 R F2(histchars)3.646 E F0(abo)3.646 E 1.446 -.15(ve u)-.15 H(nder) |
495aee44 | 6018 | .15 E F2 1.146(Shell V)3.646 F(ariables)-.92 E F0 3.646(\). The)B 1.147 |
17345e5a | 6019 | (shell uses the history comment character to)3.646 F |
ac50fbac CR |
6020 | (mark history timestamps when writing the history \214le.)108 290.4 Q F2 |
6021 | (Ev)87 307.2 Q(ent Designators)-.1 E F0 .205(An e)108 319.2 R -.15(ve) | |
495aee44 CR |
6022 | -.25 G .204(nt designator is a reference to a command line entry in the\ |
6023 | history list.).15 F .204(Unless the reference is abso-)5.204 F(lute, e) | |
ac50fbac CR |
6024 | 108 331.2 Q -.15(ve)-.25 G(nts are relati).15 E .3 -.15(ve t)-.25 H 2.5 |
6025 | (ot).15 G(he current position in the history list.)-2.5 E F2(!)108 348 Q | |
495aee44 CR |
6026 | F0 1.607(Start a history substitution, e)32.67 F 1.607(xcept when follo) |
6027 | -.15 F 1.607(wed by a)-.25 F F2(blank)4.107 E F0 4.107(,n)C -.25(ew) | |
ac50fbac | 6028 | -4.107 G 1.608(line, carriage return, = or \().25 F(\(when the)144 360 Q |
495aee44 | 6029 | F2(extglob)2.5 E F0(shell option is enabled using the)2.5 E F2(shopt)2.5 |
ac50fbac CR |
6030 | E F0 -.2(bu)2.5 G(iltin\).).2 E F2(!)108 372 Q F1(n)A F0 |
6031 | (Refer to command line)27.67 E F1(n)2.5 E F0(.).24 E F2<21ad>108 384 Q | |
495aee44 | 6032 | F1(n)A F0(Refer to the current command minus)21.97 E F1(n)2.5 E F0(.).24 |
ac50fbac CR |
6033 | E F2(!!)108 396 Q F0(Refer to the pre)29.34 E(vious command.)-.25 E |
6034 | (This is a synon)5 E(ym for `!\2551'.)-.15 E F2(!)108 408 Q F1(string)A | |
495aee44 | 6035 | F0 .865(Refer to the most recent command preceding the current position\ |
ac50fbac CR |
6036 | in the history list starting with)9.33 F F1(string)144 420 Q F0(.).22 E |
6037 | F2(!?)108 432 Q F1(string)A F2([?])A F0 1.503(Refer to the most recent \ | |
6038 | command preceding the current position in the history list containing) | |
6039 | 144 444 R F1(string)144 456 Q F0 5(.T).22 G(he trailing)-5 E F2(?)2.5 E | |
495aee44 CR |
6040 | F0(may be omitted if)2.5 E F1(string)2.84 E F0(is follo)2.72 E |
6041 | (wed immediately by a ne)-.25 E(wline.)-.25 E/F3 12/Times-Bold@0 SF(^) | |
ac50fbac CR |
6042 | 108 473 Q F1(string1)-5 I F3(^)5 I F1(string2)-5 I F3(^)5 I F0 .784 |
6043 | (Quick substitution.)144 480 R .784(Repeat the pre)5.784 F .784 | |
495aee44 CR |
6044 | (vious command, replacing)-.25 F F1(string1)3.624 E F0(with)3.283 E F1 |
6045 | (string2)3.283 E F0 5.783(.E).02 G(qui)-5.783 E -.25(va)-.25 G .783 | |
ac50fbac | 6046 | (lent to).25 F -.74(``)144 492 S(!!:s/).74 E F1(string1)A F0(/)A F1 |
495aee44 | 6047 | (string2)A F0(/')A 2.5('\()-.74 G(see)-2.5 E F2(Modi\214ers)2.5 E F0 |
ac50fbac | 6048 | (belo)2.5 E(w\).)-.25 E F2(!#)108 504 Q F0 |
17345e5a | 6049 | (The entire command line typed so f)27.67 E(ar)-.1 E(.)-.55 E F2 -.75 |
ac50fbac | 6050 | (Wo)87 520.8 S(rd Designators).75 E F0 -.8(Wo)108 532.8 S 1.313 |
17345e5a | 6051 | (rd designators are used to select desired w).8 F 1.314(ords from the e) |
495aee44 CR |
6052 | -.1 F -.15(ve)-.25 G 3.814(nt. A).15 F F2(:)3.814 E F0 1.314 |
6053 | (separates the e)3.814 F -.15(ve)-.25 G 1.314(nt speci\214cation).15 F | |
ac50fbac | 6054 | .53(from the w)108 544.8 R .529(ord designator)-.1 F 5.529(.I)-.55 G |
17345e5a JA |
6055 | 3.029(tm)-5.529 G .529(ay be omitted if the w)-3.029 F .529 |
6056 | (ord designator be)-.1 F .529(gins with a)-.15 F F2(^)3.029 E F0(,)A F2 | |
6057 | ($)3.029 E F0(,)A F2(*)3.029 E F0(,)A F2<ad>3.029 E F0 3.029(,o)C(r) | |
495aee44 | 6058 | -3.029 E F2(%)3.029 E F0 5.529(.W)C(ords)-6.329 E 1.3 |
ac50fbac | 6059 | (are numbered from the be)108 556.8 R 1.3 |
495aee44 CR |
6060 | (ginning of the line, with the \214rst w)-.15 F 1.301 |
6061 | (ord being denoted by 0 \(zero\).)-.1 F -.8(Wo)6.301 G 1.301(rds are).8 | |
ac50fbac CR |
6062 | F(inserted into the current line separated by single spaces.)108 568.8 Q |
6063 | F2 2.5(0\()108 585.6 S(zer)-2.5 E(o\))-.18 E F0(The zeroth w)144 597.6 Q | |
495aee44 | 6064 | 2.5(ord. F)-.1 F(or the shell, this is the command w)-.15 E(ord.)-.1 E |
ac50fbac CR |
6065 | F1(n)108.36 609.6 Q F0(The)30.64 E F1(n)2.5 E F0(th w)A(ord.)-.1 E F2(^) |
6066 | 108 621.6 Q F0(The \214rst ar)32.67 E 2.5(gument. That)-.18 F(is, w)2.5 | |
6067 | E(ord 1.)-.1 E F2($)108 633.6 Q F0 .064(The last w)31 F 2.564(ord. This) | |
6068 | -.1 F .064(is usually the last ar)2.564 F .064(gument, b)-.18 F .064 | |
6069 | (ut will e)-.2 F .064(xpand to the zeroth w)-.15 F .063 | |
6070 | (ord if there is only)-.1 F(one w)144 645.6 Q(ord in the line.)-.1 E F2 | |
6071 | (%)108 657.6 Q F0(The w)26 E(ord matched by the most recent `?)-.1 E F1 | |
6072 | (string)A F0(?' search.)A F1(x)108.77 669.6 Q F2<ad>A F1(y)A F0 2.5(Ar) | |
495aee44 | 6073 | 20.65 G(ange of w)-2.5 E(ords; `\255)-.1 E F1(y)A F0 2.5('a)C(bbre)-2.5 |
ac50fbac CR |
6074 | E(viates `0\255)-.25 E F1(y)A F0('.)A F2(*)108 681.6 Q F0 .315 |
6075 | (All of the w)31 F .315(ords b)-.1 F .315(ut the zeroth.)-.2 F .315 | |
495aee44 | 6076 | (This is a synon)5.315 F .315(ym for `)-.15 F F1(1\255$)A F0 2.815 |
ac50fbac CR |
6077 | ('. It)B .315(is not an error to use)2.815 F F2(*)2.816 E F0 .316 |
6078 | (if there is)2.816 F(just one w)144 693.6 Q(ord in the e)-.1 E -.15(ve) | |
6079 | -.25 G(nt; the empty string is returned in that case.).15 E F2(x*)108 | |
6080 | 705.6 Q F0(Abbre)26 E(viates)-.25 E F1(x\255$)2.5 E F0(.)A F2<78ad>108 | |
6081 | 717.6 Q F0(Abbre)25.3 E(viates)-.25 E F1(x\255$)2.5 E F0(lik)2.5 E(e)-.1 | |
6082 | E F2(x*)2.5 E F0 2.5(,b)C(ut omits the last w)-2.7 E(ord.)-.1 E | |
6083 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(50)190.95 E 0 Cg EP | |
6084 | %%Page: 51 51 | |
17345e5a JA |
6085 | %%BeginPageSetup |
6086 | BP | |
6087 | %%EndPageSetup | |
6088 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
6089 | -.35 E(If a w)108 84 Q(ord designator is supplied without an e)-.1 E |
6090 | -.15(ve)-.25 G(nt speci\214cation, the pre).15 E | |
6091 | (vious command is used as the e)-.25 E -.15(ve)-.25 G(nt.).15 E/F1 10 | |
6092 | /Times-Bold@0 SF(Modi\214ers)87 100.8 Q F0 .184(After the optional w)108 | |
6093 | 112.8 R .184(ord designator)-.1 F 2.684(,t)-.4 G .183 | |
6094 | (here may appear a sequence of one or more of the follo)-2.684 F .183 | |
6095 | (wing modi\214ers,)-.25 F(each preceded by a `:'.)108 124.8 Q F1(h)108 | |
6096 | 141.6 Q F0(Remo)30.44 E .3 -.15(ve a t)-.15 H | |
6097 | (railing \214lename component, lea).15 E(ving only the head.)-.2 E F1(t) | |
6098 | 108 153.6 Q F0(Remo)32.67 E .3 -.15(ve a)-.15 H | |
6099 | (ll leading \214lename components, lea).15 E(ving the tail.)-.2 E F1(r) | |
6100 | 108 165.6 Q F0(Remo)31.56 E .3 -.15(ve a t)-.15 H(railing suf).15 E | |
6101 | (\214x of the form)-.25 E/F2 10/Times-Italic@0 SF(.xxx)2.5 E F0 2.5(,l)C | |
6102 | (ea)-2.5 E(ving the basename.)-.2 E F1(e)108 177.6 Q F0(Remo)31.56 E .3 | |
6103 | -.15(ve a)-.15 H(ll b).15 E(ut the trailing suf)-.2 E(\214x.)-.25 E F1 | |
6104 | (p)108 189.6 Q F0(Print the ne)30.44 E 2.5(wc)-.25 G(ommand b)-2.5 E | |
6105 | (ut do not e)-.2 E -.15(xe)-.15 G(cute it.).15 E F1(q)108 201.6 Q F0 | |
17345e5a | 6106 | (Quote the substituted w)30.44 E(ords, escaping further substitutions.) |
ac50fbac | 6107 | -.1 E F1(x)108 213.6 Q F0(Quote the substituted w)31 E(ords as with)-.1 |
17345e5a | 6108 | E F1(q)2.5 E F0 2.5(,b)C(ut break into w)-2.7 E(ords at)-.1 E F1(blanks) |
ac50fbac CR |
6109 | 2.5 E F0(and ne)2.5 E(wlines.)-.25 E F1(s/)108 225.6 Q F2(old)A F1(/)A |
6110 | F2(ne)A(w)-.15 E F1(/)A F0(Substitute)144 237.6 Q F2(ne)3.081 E(w)-.15 E | |
6111 | F0 .221(for the \214rst occurrence of)3.031 F F2(old)2.951 E F0 .221 | |
17345e5a | 6112 | (in the e)3.491 F -.15(ve)-.25 G .221(nt line.).15 F(An)5.221 E 2.721 |
ac50fbac CR |
6113 | (yd)-.15 G .221(elimiter can be used in place)-2.721 F .617(of /.)144 |
6114 | 249.6 R .617 | |
17345e5a | 6115 | (The \214nal delimiter is optional if it is the last character of the e) |
ac50fbac CR |
6116 | 5.617 F -.15(ve)-.25 G .617(nt line.).15 F .616(The delimiter may)5.616 |
6117 | F .666(be quoted in)144 261.6 R F2(old)3.396 E F0(and)3.936 E F2(ne) | |
17345e5a JA |
6118 | 3.526 E(w)-.15 E F0 .666(with a single backslash.)3.476 F .666 |
6119 | (If & appears in)5.666 F F2(ne)3.166 E(w)-.15 E F0 3.166(,i).31 G 3.166 | |
6120 | (ti)-3.166 G 3.166(sr)-3.166 G .666(eplaced by)-3.166 F F2(old)3.166 E | |
ac50fbac CR |
6121 | F0 5.666(.A).77 G .275(single backslash will quote the &.)144 273.6 R |
6122 | (If)5.275 E F2(old)3.004 E F0 .274(is null, it is set to the last)3.544 | |
6123 | F F2(old)3.004 E F0 .274(substituted, or)3.544 F 2.774(,i)-.4 G 2.774 | |
6124 | (fn)-2.774 G 2.774(op)-2.774 G(re)-2.774 E(vi-)-.25 E | |
6125 | (ous history substitutions took place, the last)144 285.6 Q F2(string) | |
17345e5a | 6126 | 2.84 E F0(in a)2.72 E F1(!?)2.5 E F2(string)A F1([?])A F0(search.)5 E F1 |
ac50fbac CR |
6127 | (&)108 297.6 Q F0(Repeat the pre)27.67 E(vious substitution.)-.25 E F1 |
6128 | (g)108 309.6 Q F0 .397(Cause changes to be applied o)31 F -.15(ve)-.15 G | |
6129 | 2.897(rt).15 G .398(he entire e)-2.897 F -.15(ve)-.25 G .398(nt line.) | |
6130 | .15 F .398(This is used in conjunction with `)5.398 F F1(:s)A F0 2.898 | |
6131 | ('\()C(e.g.,)-2.898 E(`)144 321.6 Q F1(:gs/)A F2(old)A F1(/)A F2(ne)A(w) | |
6132 | -.15 E F1(/)A F0 1.219('\) or `)B F1(:&)A F0 3.719('. If)B 1.219 | |
6133 | (used with `)3.719 F F1(:s)A F0 1.218(', an)B 3.718(yd)-.15 G 1.218 | |
6134 | (elimiter can be used in place of /, and the \214nal)-3.718 F .089 | |
6135 | (delimiter is optional if it is the last character of the e)144 333.6 R | |
6136 | -.15(ve)-.25 G .09(nt line.).15 F(An)5.09 E F1(a)2.59 E F0 .09 | |
6137 | (may be used as a synon)2.59 F .09(ym for)-.15 F F1(g)144 345.6 Q F0(.)A | |
6138 | F1(G)108 357.6 Q F0(Apply the follo)28.22 E(wing `)-.25 E F1(s)A F0 2.5 | |
6139 | ('m)C(odi\214er once to each w)-2.5 E(ord in the e)-.1 E -.15(ve)-.25 G | |
6140 | (nt line.).15 E/F3 10.95/Times-Bold@0 SF(SHELL B)72 374.4 Q(UIL)-.11 E | |
6141 | (TIN COMMANDS)-1.007 E F0 .063(Unless otherwise noted, each b)108 386.4 | |
17345e5a | 6142 | R .062(uiltin command documented in this section as accepting options p\ |
ac50fbac CR |
6143 | receded by)-.2 F F1<ad>108 398.4 Q F0(accepts)2.533 E F1<adad>2.533 E F0 |
6144 | .034(to signify the end of the options.)2.533 F(The)5.034 E F1(:)2.534 E | |
0001803f | 6145 | F0(,)A F1(true)2.534 E F0(,)A F1(false)2.534 E F0 2.534(,a)C(nd)-2.534 E |
ac50fbac CR |
6146 | F1(test)2.534 E F0 -.2(bu)2.534 G .034(iltins do not accept options and) |
6147 | .2 F .078(do not treat)108 410.4 R F1<adad>2.577 E F0(specially)2.577 E | |
0001803f CR |
6148 | 5.077(.T)-.65 G(he)-5.077 E F1(exit)2.577 E F0(,)A F1(logout)2.577 E F0 |
6149 | (,)A F1(br)2.577 E(eak)-.18 E F0(,)A F1(continue)2.577 E F0(,)A F1(let) | |
6150 | 2.577 E F0 2.577(,a)C(nd)-2.577 E F1(shift)2.577 E F0 -.2(bu)2.577 G | |
ac50fbac CR |
6151 | .077(iltins accept and process ar).2 F(gu-)-.18 E .319(ments be)108 |
6152 | 422.4 R .319(ginning with)-.15 F F1<ad>2.819 E F0 .319 | |
6153 | (without requiring)2.819 F F1<adad>2.819 E F0 5.319(.O)C .319(ther b) | |
6154 | -5.319 F .319(uiltins that accept ar)-.2 F .32(guments b)-.18 F .32 | |
6155 | (ut are not speci\214ed as)-.2 F 1.144(accepting options interpret ar) | |
6156 | 108 434.4 R 1.144(guments be)-.18 F 1.144(ginning with)-.15 F F1<ad> | |
0001803f | 6157 | 3.643 E F0 1.143(as in)3.643 F -.25(va)-.4 G 1.143 |
ac50fbac CR |
6158 | (lid options and require).25 F F1<adad>3.643 E F0 1.143(to pre)3.643 F |
6159 | -.15(ve)-.25 G 1.143(nt this).15 F(interpretation.)108 446.4 Q F1(:)108 | |
6160 | 464.4 Q F0([)2.5 E F2(ar)A(guments)-.37 E F0(])A .451(No ef)144 476.4 R | |
6161 | .451(fect; the command does nothing be)-.25 F .452(yond e)-.15 F | |
6162 | (xpanding)-.15 E F2(ar)3.282 E(guments)-.37 E F0 .452(and performing an) | |
6163 | 3.222 F 2.952(ys)-.15 G(peci\214ed)-2.952 E 2.5(redirections. A)144 | |
6164 | 488.4 R(zero e)2.5 E(xit code is returned.)-.15 E F1(.)110.5 505.2 Q F2 | |
17345e5a | 6165 | (\214lename)6.666 E F0([)2.5 E F2(ar)A(guments)-.37 E F0(])A F1(sour)108 |
ac50fbac CR |
6166 | 517.2 Q(ce)-.18 E F2(\214lename)2.5 E F0([)2.5 E F2(ar)A(guments)-.37 E |
6167 | F0(])A 1.02(Read and e)144 529.2 R -.15(xe)-.15 G 1.02 | |
6168 | (cute commands from).15 F F2(\214lename)5.43 E F0 1.02 | |
6169 | (in the current shell en)3.7 F 1.02(vironment and return the e)-.4 F | |
6170 | (xit)-.15 E 1.458(status of the last command e)144 541.2 R -.15(xe)-.15 | |
6171 | G 1.458(cuted from).15 F F2(\214lename)3.958 E F0 6.458(.I).18 G(f) | |
6172 | -6.458 E F2(\214lename)5.868 E F0 1.458 | |
6173 | (does not contain a slash, \214le-)4.138 F .608(names in)144 553.2 R/F4 | |
6174 | 9/Times-Bold@0 SF -.666(PA)3.108 G(TH)-.189 E F0 .608 | |
17345e5a JA |
6175 | (are used to \214nd the directory containing)2.858 F F2(\214lename)3.108 |
6176 | E F0 5.608(.T).18 G .608(he \214le searched for in)-5.608 F F4 -.666(PA) | |
ac50fbac CR |
6177 | 3.108 G(TH)-.189 E F0 .832(need not be e)144 565.2 R -.15(xe)-.15 G |
6178 | 3.332(cutable. When).15 F F1(bash)3.332 E F0 .832(is not in)3.332 F F2 | |
6179 | .832(posix mode)3.332 F F0 3.332(,t)C .833 | |
6180 | (he current directory is searched if no)-3.332 F .982 | |
6181 | (\214le is found in)144 577.2 R F4 -.666(PA)3.481 G(TH)-.189 E/F5 9 | |
17345e5a JA |
6182 | /Times-Roman@0 SF(.)A F0 .981(If the)5.481 F F1(sour)3.481 E(cepath)-.18 |
6183 | E F0 .981(option to the)3.481 F F1(shopt)3.481 E F0 -.2(bu)3.481 G .981 | |
ac50fbac CR |
6184 | (iltin command is turned of).2 F .981(f, the)-.25 F F4 -.666(PA)144 |
6185 | 589.2 S(TH)-.189 E F0 .112(is not searched.)2.362 F .112(If an)5.112 F | |
6186 | (y)-.15 E F2(ar)2.612 E(guments)-.37 E F0 .112(are supplied, the)2.612 F | |
6187 | 2.612(yb)-.15 G .112(ecome the positional parameters when)-2.612 F F2 | |
6188 | (\214lename)144 601.2 Q F0 .342(is e)2.842 F -.15(xe)-.15 G 2.842 | |
6189 | (cuted. Otherwise).15 F .342(the positional parameters are unchanged.) | |
6190 | 2.842 F .341(The return status is the)5.341 F .716 | |
6191 | (status of the last command e)144 613.2 R .716 | |
495aee44 | 6192 | (xited within the script \(0 if no commands are e)-.15 F -.15(xe)-.15 G |
ac50fbac CR |
6193 | .716(cuted\), and f).15 F .716(alse if)-.1 F F2(\214lename)145.91 625.2 |
6194 | Q F0(is not found or cannot be read.)2.68 E F1(alias)108 642 Q F0([)2.5 | |
495aee44 | 6195 | E F1<ad70>A F0 2.5(][)C F2(name)-2.5 E F0([=)A F2(value)A F0 2.5(].)C |
ac50fbac | 6196 | (..])-2.5 E F1(Alias)144 654 Q F0 2.725(with no ar)5.225 F 2.724 |
495aee44 | 6197 | (guments or with the)-.18 F F1<ad70>5.224 E F0 2.724 |
ac50fbac CR |
6198 | (option prints the list of aliases in the form)5.224 F F1(alias)5.224 E |
6199 | F2(name)144 666 Q F0(=)A F2(value)A F0 .58(on standard output.)3.08 F | |
495aee44 CR |
6200 | .58(When ar)5.58 F .58 |
6201 | (guments are supplied, an alias is de\214ned for each)-.18 F F2(name) | |
ac50fbac | 6202 | 3.08 E F0(whose)144 678 Q F2(value)2.895 E F0 .395(is gi)2.895 F -.15 |
495aee44 CR |
6203 | (ve)-.25 G 2.895(n. A).15 F .395(trailing space in)2.895 F F2(value) |
6204 | 5.395 E F0 .395(causes the ne)2.895 F .395(xt w)-.15 F .395 | |
6205 | (ord to be check)-.1 F .395(ed for alias sub-)-.1 F .054 | |
ac50fbac | 6206 | (stitution when the alias is e)144 690 R 2.554(xpanded. F)-.15 F .054 |
495aee44 | 6207 | (or each)-.15 F F2(name)2.554 E F0 .054(in the ar)2.554 F .054 |
ac50fbac CR |
6208 | (gument list for which no)-.18 F F2(value)2.554 E F0 .054(is sup-)2.554 |
6209 | F 1.314(plied, the name and v)144 702 R 1.314 | |
495aee44 | 6210 | (alue of the alias is printed.)-.25 F F1(Alias)6.314 E F0 1.314 |
ac50fbac CR |
6211 | (returns true unless a)3.814 F F2(name)3.814 E F0 1.313(is gi)3.814 F |
6212 | -.15(ve)-.25 G 3.813(nf).15 G(or)-3.813 E | |
6213 | (which no alias has been de\214ned.)144 714 Q(GNU Bash 4.3)72 768 Q | |
6214 | (2014 February 2)141.79 E(51)190.95 E 0 Cg EP | |
6215 | %%Page: 52 52 | |
17345e5a JA |
6216 | %%BeginPageSetup |
6217 | BP | |
6218 | %%EndPageSetup | |
6219 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
6220 | -.35 E/F1 10/Times-Bold@0 SF(bg)108 84 Q F0([)2.5 E/F2 10/Times-Italic@0 |
6221 | SF(jobspec)A F0(...])2.5 E .744(Resume each suspended job)144 96 R F2 | |
6222 | (jobspec)3.244 E F0 .745 | |
6223 | (in the background, as if it had been started with)3.244 F F1(&)3.245 E | |
6224 | F0 5.745(.I)C(f)-5.745 E F2(job-)4.985 E(spec)144 108 Q F0 .672 | |
6225 | (is not present, the shell')3.482 F 3.172(sn)-.55 G .672(otion of the) | |
6226 | -3.172 F F2(curr)3.172 E .672(ent job)-.37 F F0 .672(is used.)3.172 F F1 | |
6227 | (bg)5.671 E F2(jobspec)4.911 E F0 .671(returns 0 unless run)3.481 F .418 | |
6228 | (when job control is disabled or)144 120 R 2.919(,w)-.4 G .419 | |
6229 | (hen run with job control enabled, an)-2.919 F 2.919(ys)-.15 G | |
6230 | (peci\214ed)-2.919 E F2(jobspec)2.919 E F0 -.1(wa)2.919 G 2.919(sn).1 G | |
6231 | (ot)-2.919 E(found or w)144 132 Q(as started without job control.)-.1 E | |
6232 | F1(bind)108 148.8 Q F0([)2.5 E F1<ad6d>A F2 -.1(ke)2.5 G(ymap)-.2 E F0 | |
6233 | 2.5(][)C F1(\255lpsvPSVX)-2.5 E F0(])A F1(bind)108 160.8 Q F0([)2.5 E F1 | |
495aee44 CR |
6234 | <ad6d>A F2 -.1(ke)2.5 G(ymap)-.2 E F0 2.5(][)C F1<ad71>-2.5 E F2 |
6235 | (function)2.5 E F0 2.5(][)C F1<ad75>-2.5 E F2(function)2.5 E F0 2.5(][)C | |
ac50fbac | 6236 | F1<ad72>-2.5 E F2 -.1(ke)2.5 G(yseq)-.2 E F0(])A F1(bind)108 172.8 Q F0 |
495aee44 | 6237 | ([)2.5 E F1<ad6d>A F2 -.1(ke)2.5 G(ymap)-.2 E F0(])A F1<ad66>2.5 E F2 |
ac50fbac | 6238 | (\214lename)2.5 E F1(bind)108 184.8 Q F0([)2.5 E F1<ad6d>A F2 -.1(ke)2.5 |
495aee44 | 6239 | G(ymap)-.2 E F0(])A F1<ad78>2.5 E F2 -.1(ke)2.5 G(yseq)-.2 E F0(:)A F2 |
ac50fbac | 6240 | (shell\255command)A F1(bind)108 196.8 Q F0([)2.5 E F1<ad6d>A F2 -.1(ke) |
495aee44 | 6241 | 2.5 G(ymap)-.2 E F0(])A F2 -.1(ke)2.5 G(yseq)-.2 E F0(:)A F2 |
ac50fbac CR |
6242 | (function\255name)A F1(bind)108 208.8 Q F2 -.37(re)2.5 G |
6243 | (adline\255command).37 E F0 .239(Display current)144 220.8 R F1 -.18(re) | |
6244 | 2.739 G(adline).18 E F0 -.1(ke)2.739 G 2.739(ya)-.05 G .239 | |
6245 | (nd function bindings, bind a k)-2.739 F .539 -.15(ey s)-.1 H .238 | |
6246 | (equence to a).15 F F1 -.18(re)2.738 G(adline).18 E F0 .238(function or) | |
6247 | 2.738 F .475(macro, or set a)144 232.8 R F1 -.18(re)2.975 G(adline).18 E | |
6248 | F0 -.25(va)2.975 G 2.975(riable. Each).25 F .476(non-option ar)2.976 F | |
6249 | .476(gument is a command as it w)-.18 F .476(ould appear in)-.1 F F2 | |
6250 | (.inputr)144 244.8 Q(c)-.37 E F0 2.984(,b).31 G .484 | |
6251 | (ut each binding or command must be passed as a separate ar)-3.184 F | |
6252 | .483(gument; e.g., '"\\C\255x\\C\255r":)-.18 F 2.5 | |
6253 | (re\255read\255init\255\214le'. Options,)144 256.8 R(if supplied, ha)2.5 | |
495aee44 | 6254 | E .3 -.15(ve t)-.2 H(he follo).15 E(wing meanings:)-.25 E F1<ad6d>144 |
ac50fbac CR |
6255 | 268.8 Q F2 -.1(ke)2.5 G(ymap)-.2 E F0(Use)180 280.8 Q F2 -.1(ke)5.158 G |
6256 | (ymap)-.2 E F0 2.658(as the k)5.348 F -.15(ey)-.1 G 2.658(map to be af) | |
6257 | .15 F 2.659(fected by the subsequent bindings.)-.25 F(Acceptable)7.659 E | |
6258 | F2 -.1(ke)180 292.8 S(ymap)-.2 E F0 3.193(names are)5.883 F F2 3.193 | |
6259 | (emacs, emacs\255standar)5.693 F 3.192 | |
17345e5a | 6260 | (d, emacs\255meta, emacs\255ctlx, vi, vi\255mo)-.37 F(ve)-.1 E(,)-.1 E |
ac50fbac CR |
6261 | (vi\255command)180 304.8 Q F0 4.429(,a)C(nd)-4.429 E F2(vi\255insert) |
6262 | 4.429 E F0(.).68 E F2(vi)6.929 E F0 1.929(is equi)4.429 F -.25(va)-.25 G | |
6263 | 1.929(lent to).25 F F2(vi\255command)4.429 E F0(;)A F2(emacs)4.429 E F0 | |
6264 | 1.929(is equi)4.429 F -.25(va)-.25 G 1.93(lent to).25 F F2 | |
6265 | (emacs\255standar)180 316.8 Q(d)-.37 E F0(.)A F1<ad6c>144 328.8 Q F0 | |
495aee44 | 6266 | (List the names of all)27.52 E F1 -.18(re)2.5 G(adline).18 E F0 |
ac50fbac | 6267 | (functions.)2.5 E F1<ad70>144 340.8 Q F0(Display)24.74 E F1 -.18(re)2.5 |
17345e5a | 6268 | G(adline).18 E F0(function names and bindings in such a w)2.5 E |
ac50fbac | 6269 | (ay that the)-.1 E 2.5(yc)-.15 G(an be re-read.)-2.5 E F1<ad50>144 352.8 |
495aee44 | 6270 | Q F0(List current)24.19 E F1 -.18(re)2.5 G(adline).18 E F0 |
ac50fbac | 6271 | (function names and bindings.)2.5 E F1<ad73>144 364.8 Q F0(Display)26.41 |
495aee44 | 6272 | E F1 -.18(re)3.655 G(adline).18 E F0 -.1(ke)3.655 G 3.655(ys)-.05 G |
17345e5a | 6273 | 1.155(equences bound to macros and the strings the)-3.655 F 3.655(yo) |
ac50fbac CR |
6274 | -.15 G 1.155(utput in such a)-3.655 F -.1(wa)180 376.8 S 2.5(yt).1 G |
6275 | (hat the)-2.5 E 2.5(yc)-.15 G(an be re-read.)-2.5 E F1<ad53>144 388.8 Q | |
495aee44 | 6276 | F0(Display)24.74 E F1 -.18(re)2.5 G(adline).18 E F0 -.1(ke)2.5 G 2.5(ys) |
17345e5a | 6277 | -.05 G(equences bound to macros and the strings the)-2.5 E 2.5(yo)-.15 G |
ac50fbac | 6278 | (utput.)-2.5 E F1<ad76>144 400.8 Q F0(Display)25.3 E F1 -.18(re)2.5 G |
17345e5a JA |
6279 | (adline).18 E F0 -.25(va)2.5 G(riable names and v).25 E |
6280 | (alues in such a w)-.25 E(ay that the)-.1 E 2.5(yc)-.15 G | |
ac50fbac | 6281 | (an be re-read.)-2.5 E F1<ad56>144 412.8 Q F0(List current)23.08 E F1 |
17345e5a | 6282 | -.18(re)2.5 G(adline).18 E F0 -.25(va)2.5 G(riable names and v).25 E |
ac50fbac CR |
6283 | (alues.)-.25 E F1<ad66>144 424.8 Q F2(\214lename)2.5 E F0(Read k)180 |
6284 | 436.8 Q .3 -.15(ey b)-.1 H(indings from).15 E F2(\214lename)2.5 E F0(.)A | |
6285 | F1<ad71>144 448.8 Q F2(function)2.5 E F0(Query about which k)180 460.8 Q | |
17345e5a | 6286 | -.15(ey)-.1 G 2.5(si).15 G -1.9 -.4(nv o)-2.5 H .2 -.1(ke t).4 H |
ac50fbac CR |
6287 | (he named).1 E F2(function)2.5 E F0(.)A F1<ad75>144 472.8 Q F2(function) |
6288 | 2.5 E F0(Unbind all k)180 484.8 Q -.15(ey)-.1 G 2.5(sb).15 G | |
6289 | (ound to the named)-2.5 E F2(function)2.5 E F0(.)A F1<ad72>144 496.8 Q | |
6290 | F2 -.1(ke)2.5 G(yseq)-.2 E F0(Remo)180 508.8 Q .3 -.15(ve a)-.15 H .3 | |
495aee44 | 6291 | -.15(ny c).15 H(urrent binding for).15 E F2 -.1(ke)2.5 G(yseq)-.2 E F0 |
ac50fbac CR |
6292 | (.)A F1<ad78>144 520.8 Q F2 -.1(ke)2.5 G(yseq)-.2 E F1(:)A F2 |
6293 | (shell\255command)A F0(Cause)180 532.8 Q F2(shell\255command)4.325 E F0 | |
17345e5a | 6294 | 1.825(to be e)4.325 F -.15(xe)-.15 G 1.825(cuted whene).15 F -.15(ve) |
495aee44 | 6295 | -.25 G(r).15 E F2 -.1(ke)4.325 G(yseq)-.2 E F0 1.825(is entered.)4.325 F |
ac50fbac CR |
6296 | (When)6.825 E F2(shell\255com-)4.325 E(mand)180 544.8 Q F0 1.765(is e) |
6297 | 4.265 F -.15(xe)-.15 G 1.765(cuted, the shell sets the).15 F/F3 9 | |
0001803f | 6298 | /Times-Bold@0 SF(READLINE_LINE)4.265 E F0 -.25(va)4.015 G 1.765 |
ac50fbac CR |
6299 | (riable to the contents of the).25 F F1 -.18(re)180 556.8 S(adline).18 E |
6300 | F0 1.353(line b)3.852 F(uf)-.2 E 1.353(fer and the)-.25 F F3 | |
0001803f | 6301 | (READLINE_POINT)3.853 E F0 -.25(va)3.603 G 1.353 |
ac50fbac CR |
6302 | (riable to the current location of the).25 F 2.012(insertion point.)180 |
6303 | 568.8 R 2.011(If the e)7.012 F -.15(xe)-.15 G 2.011 | |
0001803f | 6304 | (cuted command changes the v).15 F 2.011(alue of)-.25 F F3 |
ac50fbac | 6305 | (READLINE_LINE)4.511 E F0(or)4.261 E F3(READLINE_POINT)180 580.8 Q/F4 9 |
0001803f | 6306 | /Times-Roman@0 SF(,)A F0(those ne)2.25 E 2.5(wv)-.25 G |
ac50fbac CR |
6307 | (alues will be re\215ected in the editing state.)-2.75 E F1<ad58>144 |
6308 | 592.8 Q F0 .829(List all k)23.08 F 1.129 -.15(ey s)-.1 H .829 | |
6309 | (equences bound to shell commands and the associated commands in a for) | |
6310 | .15 F(-)-.2 E(mat that can be reused as input.)180 604.8 Q(The return v) | |
6311 | 144 621.6 Q(alue is 0 unless an unrecognized option is gi)-.25 E -.15 | |
17345e5a | 6312 | (ve)-.25 G 2.5(no).15 G 2.5(ra)-2.5 G 2.5(ne)-2.5 G(rror occurred.)-2.5 |
ac50fbac CR |
6313 | E F1(br)108 638.4 Q(eak)-.18 E F0([)2.5 E F2(n)A F0(])A .055 |
6314 | (Exit from within a)144 650.4 R F1 -.25(fo)2.555 G(r).25 E F0(,)A F1 | |
495aee44 CR |
6315 | (while)2.555 E F0(,)A F1(until)2.555 E F0 2.555(,o)C(r)-2.555 E F1 |
6316 | (select)2.555 E F0 2.555(loop. If)2.555 F F2(n)2.555 E F0 .055 | |
6317 | (is speci\214ed, break)2.555 F F2(n)2.555 E F0(le)2.555 E -.15(ve)-.25 G | |
6318 | (ls.).15 E F2(n)5.414 E F0 .054(must be)2.794 F/F5 10/Symbol SF<b3>2.554 | |
ac50fbac | 6319 | E F0(1.)2.554 E(If)144 662.4 Q F2(n)3.074 E F0 .215(is greater than the\ |
495aee44 CR |
6320 | number of enclosing loops, all enclosing loops are e)2.954 F 2.715 |
6321 | (xited. The)-.15 F .215(return v)2.715 F(alue)-.25 E(is 0 unless)144 | |
ac50fbac CR |
6322 | 674.4 Q F2(n)2.5 E F0(is not greater than or equal to 1.)2.5 E F1 -.2 |
6323 | (bu)108 691.2 S(iltin).2 E F2(shell\255b)2.5 E(uiltin)-.2 E F0([)2.5 E | |
6324 | F2(ar)A(guments)-.37 E F0(])A(Ex)144 703.2 Q .793 | |
495aee44 CR |
6325 | (ecute the speci\214ed shell b)-.15 F .793(uiltin, passing it)-.2 F F2 |
6326 | (ar)3.293 E(guments)-.37 E F0 3.293(,a).27 G .793(nd return its e)-3.293 | |
6327 | F .792(xit status.)-.15 F .792(This is useful)5.792 F .615 | |
ac50fbac CR |
6328 | (when de\214ning a function whose name is the same as a shell b)144 |
6329 | 715.2 R .616(uiltin, retaining the functionality of)-.2 F .57(the b)144 | |
6330 | 727.2 R .57(uiltin within the function.)-.2 F(The)5.57 E F1(cd)3.07 E F0 | |
6331 | -.2(bu)3.07 G .57(iltin is commonly rede\214ned this w).2 F(ay)-.1 E | |
6332 | 5.57(.T)-.65 G .57(he return status)-5.57 F(GNU Bash 4.3)72 768 Q | |
6333 | (2014 February 2)141.79 E(52)190.95 E 0 Cg EP | |
6334 | %%Page: 53 53 | |
17345e5a JA |
6335 | %%BeginPageSetup |
6336 | BP | |
6337 | %%EndPageSetup | |
6338 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
495aee44 CR |
6339 | -.35 E(is f)144 84 Q(alse if)-.1 E/F1 10/Times-Italic@0 SF(shell\255b) |
6340 | 2.84 E(uiltin)-.2 E F0(is not a shell b)2.74 E(uiltin command.)-.2 E/F2 | |
6341 | 10/Times-Bold@0 SF(caller)108 100.8 Q F0([)2.5 E F1 -.2(ex)C(pr).2 E F0 | |
6342 | (])A .253(Returns the conte)144 112.8 R .254(xt of an)-.15 F 2.754(ya) | |
6343 | -.15 G(cti)-2.754 E .554 -.15(ve s)-.25 H .254 | |
17345e5a | 6344 | (ubroutine call \(a shell function or a script e).15 F -.15(xe)-.15 G |
495aee44 CR |
6345 | .254(cuted with the).15 F F2(.)2.754 E F0(or)2.754 E F2(sour)144 124.8 Q |
6346 | (ce)-.18 E F0 -.2(bu)2.825 G 2.825(iltins\). W).2 F(ithout)-.4 E F1 -.2 | |
6347 | (ex)2.825 G(pr).2 E F0(,)A F2(caller)2.825 E F0 .324 | |
6348 | (displays the line number and source \214lename of the current)2.824 F | |
6349 | .253(subroutine call.)144 136.8 R .253(If a non-ne)5.253 F -.05(ga)-.15 | |
6350 | G(ti).05 E .553 -.15(ve i)-.25 H(nte).15 E .253(ger is supplied as)-.15 | |
6351 | F F1 -.2(ex)2.753 G(pr).2 E F0(,)A F2(caller)2.753 E F0 .254 | |
6352 | (displays the line number)2.754 F 2.754(,s)-.4 G(ub-)-2.754 E 1.327(rou\ | |
17345e5a | 6353 | tine name, and source \214le corresponding to that position in the curr\ |
495aee44 CR |
6354 | ent e)144 148.8 R -.15(xe)-.15 G 1.327(cution call stack.).15 F(This e) |
6355 | 144 160.8 Q(xtra information may be used, for e)-.15 E .001 | |
6356 | (xample, to print a stack trace.)-.15 F .001(The current frame is frame) | |
6357 | 5.001 F 3.02(0. The)144 172.8 R .52(return v)3.02 F .52 | |
6358 | (alue is 0 unless the shell is not e)-.25 F -.15(xe)-.15 G .519 | |
6359 | (cuting a subroutine call or).15 F F1 -.2(ex)3.019 G(pr).2 E F0 .519 | |
6360 | (does not corre-)3.019 F(spond to a v)144 184.8 Q | |
6361 | (alid position in the call stack.)-.25 E F2(cd)108 201.6 Q F0([)2.5 E F2 | |
ac50fbac CR |
6362 | <ad4c>A F0(|[)A F2<ad50>A F0([)2.5 E F2<ad65>A F0(]] [\255@]] [)A F1 |
6363 | (dir)A F0(])A .321(Change the current directory to)144 213.6 R F1(dir) | |
6364 | 2.821 E F0 5.321(.i)C(f)-5.321 E F1(dir)2.821 E F0 .322 | |
6365 | (is not supplied, the v)2.821 F .322(alue of the)-.25 F/F3 9 | |
6366 | /Times-Bold@0 SF(HOME)2.822 E F0 .322(shell v)2.572 F .322(ariable is) | |
6367 | -.25 F 1.036(the def)144 225.6 R 3.536(ault. An)-.1 F 3.536(ya)-.15 G | |
6368 | 1.035(dditional ar)-3.536 F 1.035(guments follo)-.18 F(wing)-.25 E F1 | |
6369 | (dir)3.535 E F0 1.035(are ignored.)3.535 F 1.035(The v)6.035 F(ariable) | |
6370 | -.25 E F3(CDP)3.535 E -.855(AT)-.666 G(H).855 E F0(de\214nes)3.285 E | |
6371 | .849(the search path for the directory containing)144 237.6 R F1(dir) | |
6372 | 3.349 E F0 3.35(:e).73 G .85(ach directory name in)-3.35 F F3(CDP)3.35 E | |
6373 | -.855(AT)-.666 G(H).855 E F0 .85(is searched for)3.1 F F1(dir)144 249.6 | |
6374 | Q F0 5.665(.A)C(lternati)-5.665 E .965 -.15(ve d)-.25 H .665 | |
6375 | (irectory names in).15 F F3(CDP)3.165 E -.855(AT)-.666 G(H).855 E F0 | |
6376 | .665(are separated by a colon \(:\).)2.915 F 3.165(An)5.665 G .664 | |
6377 | (ull directory name)-3.165 F(in)144 261.6 Q F3(CDP)4.162 E -.855(AT) | |
6378 | -.666 G(H).855 E F0 1.662(is the same as the current directory)3.912 F | |
6379 | 4.162(,i)-.65 G 1.662(.e., `)-4.162 F(`)-.74 E F2(.)A F0 -.74('')C 6.662 | |
6380 | (.I).74 G(f)-6.662 E F1(dir)4.513 E F0(be)4.893 E 1.663 | |
6381 | (gins with a slash \(/\), then)-.15 F F3(CDP)144 273.6 Q -.855(AT)-.666 | |
6382 | G(H).855 E F0 .347(is not used. The)2.598 F F2<ad50>2.847 E F0 .347 | |
6383 | (option causes)2.847 F F2(cd)2.847 E F0 .347(to use the ph)2.847 F .347 | |
6384 | (ysical directory structure by resolving)-.05 F 1.12 | |
6385 | (symbolic links while tra)144 285.6 R -.15(ve)-.2 G(rsing).15 E F1(dir) | |
6386 | 3.62 E F0 1.12(and before processing instances of)3.62 F F1(..)3.62 E F0 | |
6387 | (in)3.62 E F1(dir)3.62 E F0 1.12(\(see also the)3.62 F F2<ad50>3.62 E F0 | |
6388 | .395(option to the)144 297.6 R F2(set)2.895 E F0 -.2(bu)2.895 G .395 | |
6389 | (iltin command\); the).2 F F2<ad4c>2.895 E F0 .395 | |
6390 | (option forces symbolic links to be follo)2.895 F .395(wed by resolv-) | |
6391 | -.25 F .443(ing the link after processing instances of)144 309.6 R F1 | |
6392 | (..)2.943 E F0(in)2.943 E F1(dir)2.943 E F0 5.443(.I)C(f)-5.443 E F1(..) | |
6393 | 2.943 E F0 .443(appears in)2.943 F F1(dir)2.943 E F0 2.943(,i)C 2.943 | |
6394 | (ti)-2.943 G 2.944(sp)-2.943 G .444(rocessed by remo)-2.944 F(ving)-.15 | |
6395 | E .744(the immediately pre)144 321.6 R .744 | |
6396 | (vious pathname component from)-.25 F F1(dir)3.244 E F0 3.244(,b)C .744 | |
6397 | (ack to a slash or the be)-3.244 F .744(ginning of)-.15 F F1(dir)3.244 E | |
6398 | F0(.)A 1.465(If the)144 333.6 R F2<ad65>3.965 E F0 1.465 | |
6399 | (option is supplied with)3.965 F F2<ad50>3.965 E F0 3.965(,a)C 1.465 | |
6400 | (nd the current w)-3.965 F 1.466 | |
6401 | (orking directory cannot be successfully)-.1 F .468 | |
6402 | (determined after a successful directory change,)144 345.6 R F2(cd)2.968 | |
6403 | E F0 .468(will return an unsuccessful status.)2.968 F .467(On systems) | |
6404 | 5.467 F .336(that support it, the)144 357.6 R F2<ad40>2.836 E F0 .336 | |
6405 | (option presents the e)2.836 F .336(xtended attrib)-.15 F .337 | |
6406 | (utes associated with a \214le as a directory)-.2 F(.)-.65 E .71(An ar) | |
6407 | 144 369.6 R .71(gument of)-.18 F F2<ad>3.21 E F0 .71(is con)3.21 F -.15 | |
6408 | (ve)-.4 G .71(rted to).15 F F3($OLDPWD)3.21 E F0 .71 | |
6409 | (before the directory change is attempted.)2.96 F .71(If a non-)5.71 F | |
6410 | .106(empty directory name from)144 381.6 R F3(CDP)2.606 E -.855(AT)-.666 | |
6411 | G(H).855 E F0 .107(is used, or if)2.356 F F2<ad>2.607 E F0 .107 | |
6412 | (is the \214rst ar)2.607 F .107(gument, and the directory change)-.18 F | |
6413 | .038(is successful, the absolute pathname of the ne)144 393.6 R 2.538 | |
6414 | (ww)-.25 G .038(orking directory is written to the standard output.) | |
6415 | -2.638 F(The return v)144 405.6 Q(alue is true if the directory w)-.25 E | |
6416 | (as successfully changed; f)-.1 E(alse otherwise.)-.1 E F2(command)108 | |
6417 | 422.4 Q F0([)2.5 E F2(\255pVv)A F0(])A F1(command)2.5 E F0([)2.5 E F1 | |
6418 | (ar)A(g)-.37 E F0(...])2.5 E(Run)144 434.4 Q F1(command)2.956 E F0(with) | |
6419 | 3.527 E F1(ar)3.087 E(gs)-.37 E F0 .257 | |
17345e5a | 6420 | (suppressing the normal shell function lookup. Only b)3.027 F .257 |
ac50fbac CR |
6421 | (uiltin commands or)-.2 F .502(commands found in the)144 446.4 R F3 |
6422 | -.666(PA)3.002 G(TH)-.189 E F0 .502(are e)2.752 F -.15(xe)-.15 G 3.002 | |
495aee44 | 6423 | (cuted. If).15 F(the)3.002 E F2<ad70>3.002 E F0 .502(option is gi)3.002 |
ac50fbac CR |
6424 | F -.15(ve)-.25 G .501(n, the search for).15 F F1(command)3.201 E F0(is) |
6425 | 3.771 E .399(performed using a def)144 458.4 R .399(ault v)-.1 F .399 | |
6426 | (alue for)-.25 F F3 -.666(PA)2.899 G(TH)-.189 E F0 .4 | |
0001803f | 6427 | (that is guaranteed to \214nd all of the standard utilities.)2.649 F(If) |
ac50fbac CR |
6428 | 5.4 E .175(either the)144 470.4 R F2<ad56>2.675 E F0(or)2.675 E F2<ad76> |
6429 | 2.675 E F0 .175(option is supplied, a description of)2.675 F F1(command) | |
6430 | 2.875 E F0 .174(is printed.)3.445 F(The)5.174 E F2<ad76>2.674 E F0 .174 | |
6431 | (option causes)2.674 F 3.317(as)144 482.4 S .817(ingle w)-3.317 F .817 | |
6432 | (ord indicating the command or \214lename used to in)-.1 F -.2(vo)-.4 G | |
6433 | -.1(ke).2 G F1(command)3.618 E F0 .818(to be displayed; the)4.088 F F2 | |
6434 | <ad56>144 494.4 Q F0 .25(option produces a more v)2.75 F .25 | |
6435 | (erbose description.)-.15 F .249(If the)5.25 F F2<ad56>2.749 E F0(or) | |
6436 | 2.749 E F2<ad76>2.749 E F0 .249(option is supplied, the e)2.749 F .249 | |
6437 | (xit status)-.15 F 1.004(is 0 if)144 506.4 R F1(command)3.704 E F0 -.1 | |
6438 | (wa)4.274 G 3.504(sf).1 G 1.005(ound, and 1 if not.)-3.504 F 1.005 | |
495aee44 | 6439 | (If neither option is supplied and an error occurred or)6.005 F F1 |
ac50fbac CR |
6440 | (command)144.2 518.4 Q F0 1.599(cannot be found, the e)4.869 F 1.599 |
6441 | (xit status is 127.)-.15 F 1.599(Otherwise, the e)6.599 F 1.598 | |
6442 | (xit status of the)-.15 F F2(command)4.098 E F0 -.2(bu)144 530.4 S | |
495aee44 | 6443 | (iltin is the e).2 E(xit status of)-.15 E F1(command)2.5 E F0(.).77 E F2 |
ac50fbac CR |
6444 | (compgen)108 547.2 Q F0([)2.5 E F1(option)A F0 2.5(][)C F1(wor)-2.5 E(d) |
6445 | -.37 E F0(])A .012(Generate possible completion matches for)144 559.2 R | |
495aee44 | 6446 | F1(wor)2.513 E(d)-.37 E F0 .013(according to the)2.513 F F1(option)2.513 |
ac50fbac CR |
6447 | E F0 .013(s, which may be an)B 2.513(yo)-.15 G(ption)-2.513 E .982 |
6448 | (accepted by the)144 571.2 R F2(complete)3.482 E F0 -.2(bu)3.481 G .981 | |
495aee44 | 6449 | (iltin with the e).2 F .981(xception of)-.15 F F2<ad70>3.481 E F0(and) |
ac50fbac CR |
6450 | 3.481 E F2<ad72>3.481 E F0 3.481(,a)C .981(nd write the matches to the) |
6451 | -3.481 F 1.415(standard output.)144 583.2 R 1.415(When using the)6.415 F | |
495aee44 | 6452 | F2<ad46>3.915 E F0(or)3.915 E F2<ad43>3.915 E F0 1.415(options, the v) |
17345e5a | 6453 | 3.915 F 1.415(arious shell v)-.25 F 1.415(ariables set by the pro-)-.25 |
ac50fbac | 6454 | F(grammable completion f)144 595.2 Q(acilities, while a)-.1 E -.25(va) |
495aee44 | 6455 | -.2 G(ilable, will not ha).25 E .3 -.15(ve u)-.2 H(seful v).15 E(alues.) |
ac50fbac | 6456 | -.25 E .352(The matches will be generated in the same w)144 619.2 R .352 |
17345e5a JA |
6457 | (ay as if the programmable completion code had gen-)-.1 F .02(erated th\ |
6458 | em directly from a completion speci\214cation with the same \215ags.)144 | |
ac50fbac CR |
6459 | 631.2 R(If)5.02 E F1(wor)2.52 E(d)-.37 E F0 .02(is speci\214ed, only) |
6460 | 2.52 F(those completions matching)144 643.2 Q F1(wor)2.5 E(d)-.37 E F0 | |
6461 | (will be displayed.)2.5 E(The return v)144 667.2 Q | |
17345e5a | 6462 | (alue is true unless an in)-.25 E -.25(va)-.4 G |
495aee44 | 6463 | (lid option is supplied, or no matches were generated.).25 E F2 |
ac50fbac CR |
6464 | (complete)108 684 Q F0([)3.729 E F2(\255abcdefgjksuv)A F0 3.729(][)C F2 |
6465 | <ad6f>-3.729 E F1(comp-option)3.729 E F0 3.729(][)C F2(\255DE)-3.729 E | |
495aee44 | 6466 | F0 3.728(][)C F2<ad41>-3.728 E F1(action)3.728 E F0 3.728(][)C F2<ad47> |
ac50fbac CR |
6467 | -3.728 E F1(globpat)3.728 E F0 3.728(][)C F2<ad57>-3.728 E F1(wor)3.728 |
6468 | E(dlist)-.37 E F0 3.728(][)C F2<ad46>-3.728 E F1(func-)3.728 E(tion)108 | |
6469 | 696 Q F0 2.5(][)C F2<ad43>-2.5 E F1(command)2.5 E F0(])A([)144 708 Q F2 | |
495aee44 CR |
6470 | <ad58>A F1(\214lterpat)2.5 E F0 2.5(][)C F2<ad50>-2.5 E F1(pr)2.5 E |
6471 | (e\214x)-.37 E F0 2.5(][)C F2<ad53>-2.5 E F1(suf)2.5 E<8c78>-.18 E F0(]) | |
ac50fbac CR |
6472 | A F1(name)2.5 E F0([)2.5 E F1(name ...)A F0(])A(GNU Bash 4.3)72 768 Q |
6473 | (2014 February 2)141.79 E(53)190.95 E 0 Cg EP | |
6474 | %%Page: 54 54 | |
17345e5a JA |
6475 | %%BeginPageSetup |
6476 | BP | |
6477 | %%EndPageSetup | |
6478 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
6479 | -.35 E/F1 10/Times-Bold@0 SF(complete \255pr)108 84 Q F0([)2.5 E F1 |
6480 | (\255DE)A F0 2.5(][)C/F2 10/Times-Italic@0 SF(name)-2.5 E F0(...])2.5 E | |
6481 | .634(Specify ho)144 96 R 3.134(wa)-.25 G -.18(rg)-3.134 G .634 | |
6482 | (uments to each).18 F F2(name)3.134 E F0 .634(should be completed.)3.134 | |
6483 | F .633(If the)5.634 F F1<ad70>3.133 E F0 .633 | |
6484 | (option is supplied, or if no)3.133 F .139(options are supplied, e)144 | |
6485 | 108 R .139(xisting completion speci\214cations are printed in a w)-.15 F | |
6486 | .14(ay that allo)-.1 F .14(ws them to be)-.25 F .31(reused as input.)144 | |
6487 | 120 R(The)5.31 E F1<ad72>2.81 E F0 .31(option remo)2.81 F -.15(ve)-.15 G | |
6488 | 2.81(sac).15 G .31(ompletion speci\214cation for each)-2.81 F F2(name) | |
6489 | 2.81 E F0 2.81(,o)C 1.11 -.4(r, i)-2.81 H 2.81(fn).4 G(o)-2.81 E F2 | |
6490 | (name)2.81 E F0(s)A 1.346 | |
6491 | (are supplied, all completion speci\214cations.)144 132 R(The)6.347 E F1 | |
6492 | <ad44>3.847 E F0 1.347(option indicates that the remaining options)3.847 | |
6493 | F .5(and actions should apply to the `)144 144 R(`def)-.74 E(ault')-.1 E | |
6494 | 3('c)-.74 G .5(ommand completion; that is, completion attempted on)-3 F | |
6495 | 3.455(ac)144 156 S .955(ommand for which no completion has pre)-3.455 F | |
6496 | .955(viously been de\214ned.)-.25 F(The)5.955 E F1<ad45>3.455 E F0 .955 | |
6497 | (option indicates that)3.455 F .065 | |
6498 | (the remaining options and actions should apply to `)144 168 R(`empty') | |
6499 | -.74 E 2.564('c)-.74 G .064(ommand completion; that is, comple-)-2.564 F | |
6500 | (tion attempted on a blank line.)144 180 Q 1.437 | |
17345e5a | 6501 | (The process of applying these completion speci\214cations when w)144 |
ac50fbac | 6502 | 204 R 1.438(ord completion is attempted is)-.1 F(described abo)144 216 Q |
17345e5a | 6503 | .3 -.15(ve u)-.15 H(nder).15 E F1(Pr)2.5 E(ogrammable Completion)-.18 E |
ac50fbac | 6504 | F0(.)A .556(Other options, if speci\214ed, ha)144 240 R .856 -.15(ve t) |
17345e5a | 6505 | -.2 H .555(he follo).15 F .555(wing meanings.)-.25 F .555(The ar)5.555 F |
ac50fbac CR |
6506 | .555(guments to the)-.18 F F1<ad47>3.055 E F0(,)A F1<ad57>3.055 E F0 |
6507 | 3.055(,a)C(nd)-3.055 E F1<ad58>3.055 E F0 .722 | |
6508 | (options \(and, if necessary)144 252 R 3.222(,t)-.65 G(he)-3.222 E F1 | |
6509 | <ad50>3.222 E F0(and)3.222 E F1<ad53>3.222 E F0 .723 | |
6510 | (options\) should be quoted to protect them from e)3.222 F(xpan-)-.15 E | |
6511 | (sion before the)144 264 Q F1(complete)2.5 E F0 -.2(bu)2.5 G | |
6512 | (iltin is in).2 E -.2(vo)-.4 G -.1(ke).2 G(d.).1 E F1<ad6f>144 276 Q F2 | |
6513 | (comp-option)2.5 E F0(The)184 288 Q F2(comp-option)2.791 E F0 .291 | |
6514 | (controls se)2.791 F -.15(ve)-.25 G .291(ral aspects of the compspec') | |
6515 | .15 F 2.791(sb)-.55 G(eha)-2.791 E .291(vior be)-.2 F .291 | |
6516 | (yond the simple)-.15 F(generation of completions.)184 300 Q F2 | |
6517 | (comp-option)5 E F0(may be one of:)2.5 E F1(bashdefault)184 312 Q F0 | |
6518 | .281(Perform the rest of the def)224 324 R(ault)-.1 E F1(bash)2.781 E F0 | |
6519 | .281(completions if the compspec generates no)2.781 F(matches.)224 336 Q | |
6520 | F1(default)184 348 Q F0 2.876(Use readline')10 F 5.376(sd)-.55 G(ef) | |
6521 | -5.376 E 2.875(ault \214lename completion if the compspec generates no) | |
6522 | -.1 F(matches.)224 360 Q F1(dir)184 372 Q(names)-.15 E F0(Perform direc\ | |
6523 | tory name completion if the compspec generates no matches.)224 384 Q F1 | |
6524 | (\214lenames)184 396 Q F0 -.7(Te)224 408 S .137(ll readline that the co\ | |
6525 | mpspec generates \214lenames, so it can perform an).7 F 2.637<798c>-.15 | |
6526 | G(le-)-2.637 E .134(name\255speci\214c processing \(lik)224 420 R 2.634 | |
6527 | (ea)-.1 G .134(dding a slash to directory names, quoting spe-)-2.634 F | |
6528 | .45(cial characters, or suppressing trailing spaces\).)224 432 R .45 | |
6529 | (Intended to be used with shell)5.45 F(functions.)224 444 Q F1(noquote) | |
6530 | 184 456 Q F0 -.7(Te)5.55 G .814 | |
6531 | (ll readline not to quote the completed w).7 F .814(ords if the)-.1 F | |
6532 | 3.314(ya)-.15 G .814(re \214lenames \(quoting)-3.314 F | |
6533 | (\214lenames is the def)224 468 Q(ault\).)-.1 E F1(nospace)184 480 Q F0 | |
6534 | -.7(Te)6.11 G .22(ll readline not to append a space \(the def).7 F .22 | |
6535 | (ault\) to w)-.1 F .22(ords completed at the end)-.1 F(of the line.)224 | |
6536 | 492 Q F1(plusdirs)184 504 Q F0 1.985(After an)5.54 F 4.485(ym)-.15 G | |
6537 | 1.985(atches de\214ned by the compspec are generated, directory name) | |
6538 | -4.485 F .583(completion is attempted and an)224 516 R 3.084(ym)-.15 G | |
6539 | .584(atches are added to the results of the other)-3.084 F(actions.)224 | |
6540 | 528 Q F1<ad41>144 540 Q F2(action)2.5 E F0(The)184 552 Q F2(action)2.5 E | |
6541 | F0(may be one of the follo)2.5 E | |
17345e5a | 6542 | (wing to generate a list of possible completions:)-.25 E F1(alias)184 |
ac50fbac CR |
6543 | 564 Q F0(Alias names.)20.55 E(May also be speci\214ed as)5 E F1<ad61>2.5 |
6544 | E F0(.)A F1(arrayv)184 576 Q(ar)-.1 E F0(Array v)224 588 Q | |
6545 | (ariable names.)-.25 E F1 4.7(binding Readline)184 600 R F0 -.1(ke)2.5 G | |
6546 | 2.5(yb)-.05 G(inding names.)-2.5 E F1 -.2(bu)184 612 S(iltin).2 E F0 | |
17345e5a | 6547 | (Names of shell b)11.85 E(uiltin commands.)-.2 E |
ac50fbac CR |
6548 | (May also be speci\214ed as)5 E F1<ad62>2.5 E F0(.)A F1(command)184 624 |
6549 | Q F0(Command names.)224 636 Q(May also be speci\214ed as)5 E F1<ad63>2.5 | |
6550 | E F0(.)A F1(dir)184 648 Q(ectory)-.18 E F0(Directory names.)224 660 Q | |
6551 | (May also be speci\214ed as)5 E F1<ad64>2.5 E F0(.)A F1(disabled)184 672 | |
6552 | Q F0(Names of disabled shell b)224 684 Q(uiltins.)-.2 E F1(enabled)184 | |
6553 | 696 Q F0(Names of enabled shell b)6.66 E(uiltins.)-.2 E F1(export)184 | |
6554 | 708 Q F0(Names of e)12.23 E(xported shell v)-.15 E 2.5(ariables. May) | |
6555 | -.25 F(also be speci\214ed as)2.5 E F1<ad65>2.5 E F0(.)A(GNU Bash 4.3)72 | |
6556 | 768 Q(2014 February 2)141.79 E(54)190.95 E 0 Cg EP | |
6557 | %%Page: 55 55 | |
17345e5a JA |
6558 | %%BeginPageSetup |
6559 | BP | |
6560 | %%EndPageSetup | |
6561 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
6562 | -.35 E/F1 10/Times-Bold@0 SF(\214le)184 84 Q F0(File names.)27.22 E |
6563 | (May also be speci\214ed as)5 E F1<ad66>2.5 E F0(.)A F1(function)184 96 | |
6564 | Q F0(Names of shell functions.)224 108 Q F1(gr)184 120 Q(oup)-.18 E F0 | |
6565 | (Group names.)14.62 E(May also be speci\214ed as)5 E F1<ad67>2.5 E F0(.) | |
6566 | A F1(helptopic)184 132 Q F0(Help topics as accepted by the)224 144 Q F1 | |
6567 | (help)2.5 E F0 -.2(bu)2.5 G(iltin.).2 E F1(hostname)184 156 Q F0 | |
6568 | (Hostnames, as tak)224 168 Q(en from the \214le speci\214ed by the)-.1 E | |
6569 | /F2 9/Times-Bold@0 SF(HOSTFILE)2.5 E F0(shell v)2.25 E(ariable.)-.25 E | |
6570 | F1(job)184 180 Q F0(Job names, if job control is acti)26.11 E -.15(ve) | |
6571 | -.25 G 5(.M).15 G(ay also be speci\214ed as)-5 E F1<ad6a>2.5 E F0(.)A F1 | |
6572 | -.1(ke)184 192 S(yw).1 E(ord)-.1 E F0(Shell reserv)224 204 Q(ed w)-.15 E | |
6573 | 2.5(ords. May)-.1 F(also be speci\214ed as)2.5 E F1<ad6b>2.5 E F0(.)A F1 | |
6574 | (running)184 216 Q F0(Names of running jobs, if job control is acti)5.54 | |
6575 | E -.15(ve)-.25 G(.).15 E F1(ser)184 228 Q(vice)-.1 E F0(Service names.) | |
6576 | 10.67 E(May also be speci\214ed as)5 E F1<ad73>2.5 E F0(.)A F1(setopt) | |
6577 | 184 240 Q F0 -1.11(Va)14.45 G(lid ar)1.11 E(guments for the)-.18 E F1 | |
6578 | <ad6f>2.5 E F0(option to the)2.5 E F1(set)2.5 E F0 -.2(bu)2.5 G(iltin.) | |
6579 | .2 E F1(shopt)184 252 Q F0(Shell option names as accepted by the)16.66 E | |
6580 | F1(shopt)2.5 E F0 -.2(bu)2.5 G(iltin.).2 E F1(signal)184 264 Q F0 | |
6581 | (Signal names.)14.99 E F1(stopped)184 276 Q F0 | |
17345e5a | 6582 | (Names of stopped jobs, if job control is acti)6.66 E -.15(ve)-.25 G(.) |
ac50fbac CR |
6583 | .15 E F1(user)184 288 Q F0(User names.)21.67 E |
6584 | (May also be speci\214ed as)5 E F1<ad75>2.5 E F0(.)A F1 -.1(va)184 300 S | |
17345e5a | 6585 | (riable).1 E F0(Names of all shell v)5.1 E 2.5(ariables. May)-.25 F |
ac50fbac CR |
6586 | (also be speci\214ed as)2.5 E F1<ad76>2.5 E F0(.)A F1<ad43>144 312 Q/F3 |
6587 | 10/Times-Italic@0 SF(command)2.5 E(command)184 324 Q F0 1.056(is e)3.556 | |
495aee44 | 6588 | F -.15(xe)-.15 G 1.056(cuted in a subshell en).15 F 1.056 |
17345e5a | 6589 | (vironment, and its output is used as the possible)-.4 F(completions.) |
ac50fbac CR |
6590 | 184 336 Q F1<ad46>144 348 Q F3(function)2.5 E F0 .113 |
6591 | (The shell function)184 360 R F3(function)2.614 E F0 .114(is e)2.614 F | |
6592 | -.15(xe)-.15 G .114(cuted in the current shell en).15 F 2.614 | |
6593 | (vironment. When)-.4 F .114(the func-)2.614 F .817(tion is e)184 372 R | |
6594 | -.15(xe)-.15 G .817(cuted, the \214rst ar).15 F .817(gument \()-.18 F F1 | |
6595 | ($1)A F0 3.316(\)i)C 3.316(st)-3.316 G .816 | |
6596 | (he name of the command whose ar)-3.316 F(guments)-.18 E 1.407 | |
6597 | (are being completed, the second ar)184 384 R 1.407(gument \()-.18 F F1 | |
6598 | ($2)A F0 3.907(\)i)C 3.907(st)-3.907 G 1.407(he w)-3.907 F 1.407 | |
6599 | (ord being completed, and the)-.1 F .104(third ar)184 396 R .104 | |
6600 | (gument \()-.18 F F1($3)A F0 2.604(\)i)C 2.604(st)-2.604 G .104(he w) | |
6601 | -2.604 F .104(ord preceding the w)-.1 F .103 | |
6602 | (ord being completed on the current com-)-.1 F .101(mand line.)184 408 R | |
6603 | .101(When it \214nishes, the possible completions are retrie)5.101 F | |
6604 | -.15(ve)-.25 G 2.602(df).15 G .102(rom the v)-2.602 F .102(alue of the) | |
6605 | -.25 F F2(COMPREPL)184 420 Q(Y)-.828 E F0(array v)2.25 E(ariable.)-.25 E | |
6606 | F1<ad47>144 432 Q F3(globpat)2.5 E F0 1.008(The pathname e)184 444 R | |
6607 | 1.008(xpansion pattern)-.15 F F3(globpat)3.507 E F0 1.007(is e)3.507 F | |
6608 | 1.007(xpanded to generate the possible comple-)-.15 F(tions.)184 456 Q | |
6609 | F1<ad50>144 468 Q F3(pr)2.5 E(e\214x)-.37 E(pr)184 480 Q(e\214x)-.37 E | |
6610 | F0 .534(is added at the be)3.034 F .534 | |
17345e5a | 6611 | (ginning of each possible completion after all other options ha)-.15 F |
ac50fbac | 6612 | -.15(ve)-.2 G(been applied.)184 492 Q F1<ad53>144 504 Q F3(suf)2.5 E |
17345e5a JA |
6613 | 2.81(\214x suf)-.18 F<8c78>-.18 E F0 |
6614 | (is appended to each possible completion after all other options ha)2.5 | |
ac50fbac CR |
6615 | E .3 -.15(ve b)-.2 H(een applied.).15 E F1<ad57>144 516 Q F3(wor)2.5 E |
6616 | (dlist)-.37 E F0(The)184 528 Q F3(wor)3.64 E(dlist)-.37 E F0 1.14 | |
6617 | (is split using the characters in the)3.64 F F2(IFS)3.64 E F0 1.139 | |
6618 | (special v)3.39 F 1.139(ariable as delimiters, and)-.25 F 2.007 | |
6619 | (each resultant w)184 540 R 2.007(ord is e)-.1 F 4.507(xpanded. The)-.15 | |
6620 | F 2.008(possible completions are the members of the)4.507 F | |
6621 | (resultant list which match the w)184 552 Q(ord being completed.)-.1 E | |
6622 | F1<ad58>144 564 Q F3(\214lterpat)2.5 E(\214lterpat)184 576 Q F0 .456 | |
6623 | (is a pattern as used for pathname e)2.956 F 2.956(xpansion. It)-.15 F | |
6624 | .455(is applied to the list of possible)2.956 F 1.596 | |
6625 | (completions generated by the preceding options and ar)184 588 R 1.596 | |
6626 | (guments, and each completion)-.18 F(matching)184 600 Q F3(\214lterpat) | |
6627 | 3.205 E F0 .705(is remo)3.205 F -.15(ve)-.15 G 3.205(df).15 G .704 | |
6628 | (rom the list.)-3.205 F 3.204(Al)5.704 G(eading)-3.204 E F1(!)3.204 E F0 | |
6629 | (in)3.204 E F3(\214lterpat)3.204 E F0(ne)3.204 E -.05(ga)-.15 G .704 | |
6630 | (tes the pattern;).05 F(in this case, an)184 612 Q 2.5(yc)-.15 G | |
6631 | (ompletion not matching)-2.5 E F3(\214lterpat)2.5 E F0(is remo)2.5 E | |
6632 | -.15(ve)-.15 G(d.).15 E .466(The return v)144 628.8 R .466 | |
495aee44 | 6633 | (alue is true unless an in)-.25 F -.25(va)-.4 G .466 |
ac50fbac CR |
6634 | (lid option is supplied, an option other than).25 F F1<ad70>2.967 E F0 |
6635 | (or)2.967 E F1<ad72>2.967 E F0 .467(is sup-)2.967 F 1.362 | |
6636 | (plied without a)144 640.8 R F3(name)3.862 E F0(ar)3.862 E 1.361 | |
6637 | (gument, an attempt is made to remo)-.18 F 1.661 -.15(ve a c)-.15 H | |
6638 | 1.361(ompletion speci\214cation for a).15 F F3(name)144 652.8 Q F0 | |
17345e5a JA |
6639 | (for which no speci\214cation e)2.5 E |
6640 | (xists, or an error occurs adding a completion speci\214cation.)-.15 E | |
ac50fbac CR |
6641 | F1(compopt)108 669.6 Q F0([)2.5 E F1<ad6f>A F3(option)2.5 E F0 2.5(][)C |
6642 | F1(\255DE)-2.5 E F0 2.5(][)C F1(+o)-2.5 E F3(option)2.5 E F0 2.5(][)C F3 | |
6643 | (name)-2.5 E F0(])A .447(Modify completion options for each)144 681.6 R | |
6644 | F3(name)2.947 E F0 .447(according to the)2.947 F F3(option)2.947 E F0 | |
6645 | .447(s, or for the currently-e)B -.15(xe)-.15 G(cuting).15 E .726 | |
6646 | (completion if no)144 693.6 R F3(name)3.226 E F0 3.226(sa)C .726 | |
6647 | (re supplied.)-3.226 F .725(If no)5.725 F F3(option)3.225 E F0 3.225(sa) | |
6648 | C .725(re gi)-3.225 F -.15(ve)-.25 G .725 | |
6649 | (n, display the completion options for).15 F(each)144 705.6 Q F3(name) | |
6650 | 3.223 E F0 .723(or the current completion.)3.223 F .724(The possible v) | |
6651 | 5.724 F .724(alues of)-.25 F F3(option)3.224 E F0 .724(are those v)3.224 | |
6652 | F .724(alid for the)-.25 F F1(com-)3.224 E(plete)144 717.6 Q F0 -.2(bu) | |
6653 | 2.798 G .298(iltin described abo).2 F -.15(ve)-.15 G 5.297(.T).15 G(he) | |
0001803f CR |
6654 | -5.297 E F1<ad44>2.797 E F0 .297 |
6655 | (option indicates that the remaining options should apply to)2.797 F | |
ac50fbac | 6656 | 1.227(the `)144 729.6 R(`def)-.74 E(ault')-.1 E 3.727('c)-.74 G 1.228(o\ |
0001803f | 6657 | mmand completion; that is, completion attempted on a command for which \ |
ac50fbac CR |
6658 | no)-3.727 F(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(55)190.95 E 0 |
6659 | Cg EP | |
6660 | %%Page: 56 56 | |
6661 | %%BeginPageSetup | |
6662 | BP | |
6663 | %%EndPageSetup | |
6664 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
6665 | -.35 E 2.178(completion has pre)144 84 R 2.178(viously been de\214ned.) | |
6666 | -.25 F(The)7.178 E/F1 10/Times-Bold@0 SF<ad45>4.678 E F0 2.177 | |
6667 | (option indicates that the remaining options)4.677 F(should apply to `) | |
6668 | 144 96 Q(`empty')-.74 E 2.5('c)-.74 G | |
0001803f | 6669 | (ommand completion; that is, completion attempted on a blank line.)-2.5 |
ac50fbac CR |
6670 | E 1.387(The return v)144 120 R 1.387(alue is true unless an in)-.25 F |
6671 | -.25(va)-.4 G 1.388 | |
495aee44 | 6672 | (lid option is supplied, an attempt is made to modify the).25 F |
ac50fbac | 6673 | (options for a)144 132 Q/F2 10/Times-Italic@0 SF(name)2.5 E F0 |
495aee44 | 6674 | (for which no completion speci\214cation e)2.5 E |
ac50fbac CR |
6675 | (xists, or an output error occurs.)-.15 E F1(continue)108 148.8 Q F0([) |
6676 | 2.5 E F2(n)A F0(])A 1.754(Resume the ne)144 160.8 R 1.754 | |
495aee44 CR |
6677 | (xt iteration of the enclosing)-.15 F F1 -.25(fo)4.254 G(r).25 E F0(,)A |
6678 | F1(while)4.254 E F0(,)A F1(until)4.254 E F0 4.254(,o)C(r)-4.254 E F1 | |
ac50fbac CR |
6679 | (select)4.254 E F0 4.253(loop. If)4.254 F F2(n)4.613 E F0 1.753 |
6680 | (is speci\214ed,)4.493 F 1.208(resume at the)144 172.8 R F2(n)3.709 E F0 | |
6681 | 1.209(th enclosing loop.)B F2(n)6.569 E F0 1.209(must be)3.949 F/F3 10 | |
495aee44 | 6682 | /Symbol SF<b3>3.709 E F0 3.709(1. If)3.709 F F2(n)4.069 E F0 1.209 |
ac50fbac CR |
6683 | (is greater than the number of enclosing)3.949 F .514 |
6684 | (loops, the last enclosing loop \(the `)144 184.8 R(`top-le)-.74 E -.15 | |
6685 | (ve)-.25 G(l').15 E 3.014('l)-.74 G .514(oop\) is resumed.)-3.014 F .513 | |
6686 | (The return v)5.513 F .513(alue is 0 unless)-.25 F F2(n)3.013 E F0(is) | |
6687 | 3.013 E(not greater than or equal to 1.)144 196.8 Q F1(declar)108 213.6 | |
6688 | Q(e)-.18 E F0([)2.5 E F1(\255aAfFgilnrtux)A F0 2.5(][)C F1<ad70>-2.5 E | |
6689 | F0 2.5(][)C F2(name)-2.5 E F0([=)A F2(value)A F0 2.5(].)C(..])-2.5 E F1 | |
6690 | (typeset)108 225.6 Q F0([)2.5 E F1(\255aAfFgilnrtux)A F0 2.5(][)C F1 | |
6691 | <ad70>-2.5 E F0 2.5(][)C F2(name)-2.5 E F0([=)A F2(value)A F0 2.5(].)C | |
6692 | (..])-2.5 E 1.264(Declare v)144 237.6 R 1.264(ariables and/or gi)-.25 F | |
6693 | 1.564 -.15(ve t)-.25 H 1.264(hem attrib).15 F 3.765(utes. If)-.2 F(no) | |
6694 | 3.765 E F2(name)3.765 E F0 3.765(sa)C 1.265(re gi)-3.765 F -.15(ve)-.25 | |
6695 | G 3.765(nt).15 G 1.265(hen display the v)-3.765 F 1.265(alues of)-.25 F | |
6696 | -.25(va)144 249.6 S 3.483(riables. The).25 F F1<ad70>3.483 E F0 .983 | |
6697 | (option will display the attrib)3.483 F .983(utes and v)-.2 F .982 | |
6698 | (alues of each)-.25 F F2(name)3.482 E F0 5.982(.W).18 G(hen)-5.982 E F1 | |
6699 | <ad70>3.482 E F0 .982(is used)3.482 F(with)144 261.6 Q F2(name)2.774 E | |
6700 | F0(ar)2.774 E .274(guments, additional options, other than)-.18 F F1 | |
6701 | <ad66>2.775 E F0(and)2.775 E F1<ad46>2.775 E F0 2.775(,a)C .275 | |
6702 | (re ignored.)-2.775 F(When)5.275 E F1<ad70>2.775 E F0 .275(is supplied) | |
6703 | 2.775 F(without)144 273.6 Q F2(name)4.814 E F0(ar)4.814 E 2.314 | |
6704 | (guments, it will display the attrib)-.18 F 2.314(utes and v)-.2 F 2.313 | |
6705 | (alues of all v)-.25 F 2.313(ariables ha)-.25 F 2.313(ving the)-.2 F | |
6706 | (attrib)144 285.6 Q 1.181(utes speci\214ed by the additional options.) | |
6707 | -.2 F 1.182(If no other options are supplied with)6.181 F F1<ad70>3.682 | |
6708 | E F0(,)A F1(declar)3.682 E(e)-.18 E F0 .62(will display the attrib)144 | |
6709 | 297.6 R .62(utes and v)-.2 F .62(alues of all shell v)-.25 F 3.12 | |
6710 | (ariables. The)-.25 F F1<ad66>3.12 E F0 .62 | |
6711 | (option will restrict the display)3.12 F 1.29(to shell functions.)144 | |
6712 | 309.6 R(The)6.29 E F1<ad46>3.79 E F0 1.291(option inhibits the display \ | |
6713 | of function de\214nitions; only the function)3.791 F .948 | |
6714 | (name and attrib)144 321.6 R .948(utes are printed.)-.2 F .948(If the) | |
6715 | 5.948 F F1(extdeb)3.448 E(ug)-.2 E F0 .948 | |
6716 | (shell option is enabled using)3.448 F F1(shopt)3.448 E F0 3.448(,t)C | |
6717 | .948(he source)-3.448 F 1.342(\214le name and line number where the fun\ | |
6718 | ction is de\214ned are displayed as well.)144 333.6 R(The)6.342 E F1 | |
6719 | <ad46>3.842 E F0(option)3.842 E(implies)144 345.6 Q F1<ad66>3.892 E F0 | |
6720 | 6.392(.T)C(he)-6.392 E F1<ad67>3.892 E F0 1.391(option forces v)3.892 F | |
6721 | 1.391(ariables to be created or modi\214ed at the global scope, e)-.25 F | |
6722 | -.15(ve)-.25 G(n).15 E(when)144 357.6 Q F1(declar)4.382 E(e)-.18 E F0 | |
6723 | 1.882(is e)4.382 F -.15(xe)-.15 G 1.882(cuted in a shell function.).15 F | |
6724 | 1.883(It is ignored in all other cases.)6.882 F 1.883(The follo)6.883 F | |
6725 | (wing)-.25 E .794(options can be used to restrict output to v)144 369.6 | |
6726 | R .794(ariables with the speci\214ed attrib)-.25 F .793(ute or to gi)-.2 | |
6727 | F 1.093 -.15(ve v)-.25 H(ariables)-.1 E(attrib)144 381.6 Q(utes:)-.2 E | |
6728 | F1<ad61>144 393.6 Q F0(Each)25.3 E F2(name)2.5 E F0(is an inde)2.5 E | |
6729 | -.15(xe)-.15 G 2.5(da).15 G(rray v)-2.5 E(ariable \(see)-.25 E F1 | |
6730 | (Arrays)2.5 E F0(abo)2.5 E -.15(ve)-.15 G(\).).15 E F1<ad41>144 405.6 Q | |
6731 | F0(Each)23.08 E F2(name)2.5 E F0(is an associati)2.5 E .3 -.15(ve a)-.25 | |
6732 | H(rray v).15 E(ariable \(see)-.25 E F1(Arrays)2.5 E F0(abo)2.5 E -.15 | |
6733 | (ve)-.15 G(\).).15 E F1<ad66>144 417.6 Q F0(Use function names only) | |
6734 | 26.97 E(.)-.65 E F1<ad69>144 429.6 Q F0 .557(The v)27.52 F .558 | |
6735 | (ariable is treated as an inte)-.25 F .558(ger; arithmetic e)-.15 F -.25 | |
6736 | (va)-.25 G .558(luation \(see).25 F/F4 9/Times-Bold@0 SF .558 | |
6737 | (ARITHMETIC EV)3.058 F(ALU)-1.215 E(A-)-.54 E(TION)180 441.6 Q F0(abo) | |
6738 | 2.25 E -.15(ve)-.15 G 2.5(\)i).15 G 2.5(sp)-2.5 G(erformed when the v) | |
6739 | -2.5 E(ariable is assigned a v)-.25 E(alue.)-.25 E F1<ad6c>144 453.6 Q | |
6740 | F0 .91(When the v)27.52 F .909(ariable is assigned a v)-.25 F .909 | |
6741 | (alue, all upper)-.25 F .909(-case characters are con)-.2 F -.15(ve)-.4 | |
6742 | G .909(rted to lo).15 F(wer)-.25 E(-)-.2 E 2.5(case. The)180 465.6 R | |
6743 | (upper)2.5 E(-case attrib)-.2 E(ute is disabled.)-.2 E F1<ad6e>144 477.6 | |
6744 | Q F0(Gi)24.74 E 1.619 -.15(ve e)-.25 H(ach).15 E F2(name)3.819 E F0(the) | |
6745 | 3.819 E F2(namer)3.819 E(ef)-.37 E F0(attrib)3.819 E 1.319 | |
6746 | (ute, making it a name reference to another v)-.2 F(ariable.)-.25 E | |
6747 | 1.033(That other v)180 489.6 R 1.033(ariable is de\214ned by the v)-.25 | |
6748 | F 1.033(alue of)-.25 F F2(name)3.533 E F0 6.033(.A)C 1.033 | |
6749 | (ll references and assignments to)-6.033 F F2(name)180 501.6 Q F0 4.032 | |
6750 | (,e)C 1.532(xcept for changing the)-4.182 F F1<ad6e>4.032 E F0(attrib) | |
6751 | 4.032 E 1.532(ute itself, are performed on the v)-.2 F 1.533 | |
6752 | (ariable refer)-.25 F(-)-.2 E(enced by)180 513.6 Q F2(name)2.5 E F0 1.1 | |
6753 | -.55('s v)D 2.5(alue. The).3 F F1<ad6e>2.5 E F0(attrib)2.5 E | |
6754 | (ute cannot be applied to array v)-.2 E(ariables.)-.25 E F1<ad72>144 | |
6755 | 525.6 Q F0(Mak)25.86 E(e)-.1 E F2(name)5.047 E F0 5.047(sr)C(eadonly) | |
6756 | -5.047 E 7.547(.T)-.65 G 2.546(hese names cannot then be assigned v) | |
6757 | -7.547 F 2.546(alues by subsequent)-.25 F | |
6758 | (assignment statements or unset.)180 537.6 Q F1<ad74>144 549.6 Q F0(Gi) | |
6759 | 26.97 E .729 -.15(ve e)-.25 H(ach).15 E F2(name)2.929 E F0(the)2.929 E | |
6760 | F2(tr)2.929 E(ace)-.15 E F0(attrib)2.929 E 2.929(ute. T)-.2 F .429 | |
6761 | (raced functions inherit the)-.35 F F1(DEB)2.929 E(UG)-.1 E F0(and)2.93 | |
6762 | E F1(RETURN)2.93 E F0(traps from the calling shell.)180 561.6 Q | |
6763 | (The trace attrib)5 E(ute has no special meaning for v)-.2 E(ariables.) | |
6764 | -.25 E F1<ad75>144 573.6 Q F0 .91(When the v)24.74 F .909 | |
6765 | (ariable is assigned a v)-.25 F .909(alue, all lo)-.25 F(wer)-.25 E .909 | |
6766 | (-case characters are con)-.2 F -.15(ve)-.4 G .909(rted to upper).15 F | |
6767 | (-)-.2 E 2.5(case. The)180 585.6 R(lo)2.5 E(wer)-.25 E(-case attrib)-.2 | |
6768 | E(ute is disabled.)-.2 E F1<ad78>144 597.6 Q F0(Mark)25.3 E F2(name)2.5 | |
6769 | E F0 2.5(sf)C(or e)-2.5 E(xport to subsequent commands via the en)-.15 E | |
6770 | (vironment.)-.4 E .12(Using `+' instead of `\255' turns of)144 614.4 R | |
6771 | 2.62(ft)-.25 G .12(he attrib)-2.62 F .121(ute instead, with the e)-.2 F | |
6772 | .121(xceptions that)-.15 F F1(+a)2.621 E F0 .121(may not be used)2.621 F | |
6773 | .645(to destro)144 626.4 R 3.145(ya)-.1 G 3.145(na)-3.145 G .645(rray v) | |
6774 | -3.145 F .645(ariable and)-.25 F F1(+r)3.145 E F0 .645(will not remo) | |
6775 | 3.145 F .945 -.15(ve t)-.15 H .645(he readonly attrib).15 F 3.144 | |
6776 | (ute. When)-.2 F .644(used in a func-)3.144 F(tion,)144 638.4 Q F1 | |
6777 | (declar)2.835 E(e)-.18 E F0(and)2.835 E F1(typeset)2.835 E F0(mak)2.835 | |
6778 | E 2.835(ee)-.1 G(ach)-2.835 E F2(name)2.835 E F0 .335 | |
6779 | (local, as with the)2.835 F F1(local)2.835 E F0 .335 | |
6780 | (command, unless the)2.835 F F1<ad67>2.835 E F0(option)2.835 E 1.283 | |
6781 | (is supplied.)144 650.4 R 1.283(If a v)6.283 F 1.283 | |
6782 | (ariable name is follo)-.25 F 1.283(wed by =)-.25 F F2(value)A F0 3.783 | |
6783 | (,t)C 1.283(he v)-3.783 F 1.283(alue of the v)-.25 F 1.282 | |
6784 | (ariable is set to)-.25 F F2(value)3.782 E F0(.)A .926(When using)144 | |
6785 | 662.4 R F1<ad61>3.426 E F0(or)3.426 E F1<ad41>3.426 E F0 .927 | |
6786 | (and the compound assignment syntax to create array v)3.426 F .927 | |
6787 | (ariables, additional)-.25 F(attrib)144 674.4 Q .592(utes do not tak)-.2 | |
6788 | F 3.092(ee)-.1 G -.25(ff)-3.092 G .592 | |
6789 | (ect until subsequent assignments.).25 F .592(The return v)5.592 F .592 | |
6790 | (alue is 0 unless an in)-.25 F -.25(va)-.4 G(lid).25 E .429 | |
6791 | (option is encountered, an attempt is made to de\214ne a function using) | |
6792 | 144 686.4 R/F5 10/Courier@0 SF .429(\255f foo=bar)2.929 F F0 2.929(,a)C | |
6793 | 2.929(na)-2.929 G .429(ttempt is)-2.929 F .063(made to assign a v)144 | |
6794 | 698.4 R .063(alue to a readonly v)-.25 F .062 | |
6795 | (ariable, an attempt is made to assign a v)-.25 F .062 | |
6796 | (alue to an array v)-.25 F(ari-)-.25 E .102 | |
6797 | (able without using the compound assignment syntax \(see)144 710.4 R F1 | |
6798 | (Arrays)2.602 E F0(abo)2.602 E -.15(ve)-.15 G .102(\), one of the).15 F | |
6799 | F2(names)2.602 E F0 .102(is not a)2.602 F -.25(va)144 722.4 S .172 | |
6800 | (lid shell v).25 F .171(ariable name, an attempt is made to turn of)-.25 | |
6801 | F 2.671(fr)-.25 G .171(eadonly status for a readonly v)-2.671 F .171 | |
6802 | (ariable, an)-.25 F(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(56) | |
6803 | 190.95 E 0 Cg EP | |
6804 | %%Page: 57 57 | |
17345e5a JA |
6805 | %%BeginPageSetup |
6806 | BP | |
6807 | %%EndPageSetup | |
6808 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
6809 | -.35 E .96(attempt is made to turn of)144 84 R 3.46(fa)-.25 G .96 |
6810 | (rray status for an array v)-3.46 F .96 | |
6811 | (ariable, or an attempt is made to display a)-.25 F(non-e)144 96 Q | |
6812 | (xistent function with)-.15 E/F1 10/Times-Bold@0 SF<ad66>2.5 E F0(.)A F1 | |
6813 | (dirs [\255clpv] [+)108 112.8 Q/F2 10/Times-Italic@0 SF(n)A F1 2.5(][)C | |
6814 | <ad>-2.5 E F2(n)A F1(])A F0 -.4(Wi)144 124.8 S .329 | |
17345e5a | 6815 | (thout options, displays the list of currently remembered directories.) |
ac50fbac CR |
6816 | .4 F .328(The def)5.328 F .328(ault display is on a)-.1 F 1.238 |
6817 | (single line with directory names separated by spaces.)144 136.8 R 1.238 | |
6818 | (Directories are added to the list with the)6.238 F F1(pushd)144 148.8 Q | |
495aee44 | 6819 | F0(command; the)2.5 E F1(popd)2.5 E F0(command remo)2.5 E -.15(ve)-.15 G |
ac50fbac CR |
6820 | 2.5(se).15 G(ntries from the list.)-2.5 E F1<ad63>144 160.8 Q F0 |
6821 | (Clears the directory stack by deleting all of the entries.)25.86 E F1 | |
6822 | <ad6c>144 172.8 Q F0 .882 | |
6823 | (Produces a listing using full pathnames; the def)27.52 F .881 | |
6824 | (ault listing format uses a tilde to denote)-.1 F(the home directory)180 | |
6825 | 184.8 Q(.)-.65 E F1<ad70>144 196.8 Q F0 | |
6826 | (Print the directory stack with one entry per line.)24.74 E F1<ad76>144 | |
6827 | 208.8 Q F0 .272(Print the directory stack with one entry per line, pre\ | |
6828 | \214xing each entry with its inde)25.3 F 2.773(xi)-.15 G 2.773(nt)-2.773 | |
6829 | G(he)-2.773 E(stack.)180 220.8 Q F1(+)144 232.8 Q F2(n)A F0 1.565 | |
6830 | (Displays the)25.3 F F2(n)4.065 E F0 1.565 | |
6831 | (th entry counting from the left of the list sho)B 1.564(wn by)-.25 F F1 | |
6832 | (dirs)4.064 E F0 1.564(when in)4.064 F -.2(vo)-.4 G -.1(ke).2 G(d).1 E | |
6833 | (without options, starting with zero.)180 244.8 Q F1<ad>144 256.8 Q F2 | |
495aee44 | 6834 | (n)A F0 1.194(Displays the)25.3 F F2(n)3.694 E F0 1.194 |
17345e5a | 6835 | (th entry counting from the right of the list sho)B 1.194(wn by)-.25 F |
495aee44 | 6836 | F1(dirs)3.694 E F0 1.194(when in)3.694 F -.2(vo)-.4 G -.1(ke).2 G(d).1 E |
ac50fbac CR |
6837 | (without options, starting with zero.)180 268.8 Q .258(The return v)144 |
6838 | 285.6 R .258(alue is 0 unless an in)-.25 F -.25(va)-.4 G .258 | |
6839 | (lid option is supplied or).25 F F2(n)2.758 E F0(inde)2.758 E -.15(xe) | |
6840 | -.15 G 2.758(sb).15 G -.15(ey)-2.758 G .258(ond the end of the direc-) | |
6841 | .15 F(tory stack.)144 297.6 Q F1(diso)108 314.4 Q(wn)-.1 E F0([)2.5 E F1 | |
6842 | (\255ar)A F0 2.5(][)C F1<ad68>-2.5 E F0 2.5(][)C F2(jobspec)-2.5 E F0 | |
6843 | (...])2.5 E -.4(Wi)144 326.4 S .121(thout options, remo).4 F .422 -.15 | |
6844 | (ve e)-.15 H(ach).15 E F2(jobspec)4.362 E F0 .122 | |
6845 | (from the table of acti)2.932 F .422 -.15(ve j)-.25 H 2.622(obs. If).15 | |
6846 | F F2(jobspec)4.362 E F0 .122(is not present, and)2.932 F .096 | |
6847 | (neither the)144 338.4 R F1<ad61>2.596 E F0 .096(nor the)2.596 F F1 | |
6848 | <ad72>2.596 E F0 .096(option is supplied, the)2.596 F F2(curr)2.596 E | |
6849 | .096(ent job)-.37 F F0 .096(is used.)2.596 F .096(If the)5.096 F F1 | |
6850 | <ad68>2.596 E F0 .096(option is gi)2.596 F -.15(ve)-.25 G .096(n, each) | |
6851 | .15 F F2(jobspec)144 350.4 Q F0 .672(is not remo)3.482 F -.15(ve)-.15 G | |
6852 | 3.172(df).15 G .672(rom the table, b)-3.172 F .672(ut is mark)-.2 F .672 | |
6853 | (ed so that)-.1 F/F3 9/Times-Bold@0 SF(SIGHUP)3.172 E F0 .673 | |
6854 | (is not sent to the job if the)2.922 F .962(shell recei)144 362.4 R -.15 | |
6855 | (ve)-.25 G 3.462(sa).15 G F3(SIGHUP)A/F4 9/Times-Roman@0 SF(.)A F0 .962 | |
6856 | (If no)5.462 F F2(jobspec)5.202 E F0 .962(is supplied, the)3.772 F F1 | |
6857 | <ad61>3.462 E F0 .962(option means to remo)3.462 F 1.262 -.15(ve o)-.15 | |
6858 | H 3.462(rm).15 G .962(ark all)-3.462 F 1.358(jobs; the)144 374.4 R F1 | |
6859 | <ad72>3.858 E F0 1.358(option without a)3.858 F F2(jobspec)5.598 E F0 | |
6860 | (ar)4.169 E 1.359(gument restricts operation to running jobs.)-.18 F | |
6861 | 1.359(The return)6.359 F -.25(va)144 386.4 S(lue is 0 unless a).25 E F2 | |
6862 | (jobspec)4.24 E F0(does not specify a v)2.81 E(alid job)-.25 E(.)-.4 E | |
6863 | F1(echo)108 403.2 Q F0([)2.5 E F1(\255neE)A F0 2.5(][)C F2(ar)-2.5 E(g) | |
6864 | -.37 E F0(...])2.5 E .425(Output the)144 415.2 R F2(ar)2.925 E(g)-.37 E | |
6865 | F0 .424(s, separated by spaces, follo)B .424(wed by a ne)-.25 F 2.924 | |
6866 | (wline. The)-.25 F .424(return status is 0 unless a write)2.924 F .307 | |
6867 | (error occurs.)144 427.2 R(If)5.307 E F1<ad6e>2.807 E F0 .307 | |
6868 | (is speci\214ed, the trailing ne)2.807 F .308(wline is suppressed.)-.25 | |
6869 | F .308(If the)5.308 F F1<ad65>2.808 E F0 .308(option is gi)2.808 F -.15 | |
6870 | (ve)-.25 G .308(n, inter).15 F(-)-.2 E 1.349(pretation of the follo)144 | |
6871 | 439.2 R 1.348(wing backslash-escaped characters is enabled.)-.25 F(The) | |
6872 | 6.348 E F1<ad45>3.848 E F0 1.348(option disables the)3.848 F 1.054 | |
6873 | (interpretation of these escape characters, e)144 451.2 R -.15(ve)-.25 G | |
6874 | 3.555(no).15 G 3.555(ns)-3.555 G 1.055(ystems where the)-3.555 F 3.555 | |
6875 | (ya)-.15 G 1.055(re interpreted by def)-3.555 F(ault.)-.1 E(The)144 | |
6876 | 463.2 Q F1(xpg_echo)3.459 E F0 .959 | |
6877 | (shell option may be used to dynamically determine whether or not)3.459 | |
6878 | F F1(echo)3.458 E F0 -.15(ex)3.458 G(pands).15 E .715 | |
6879 | (these escape characters by def)144 475.2 R(ault.)-.1 E F1(echo)5.715 E | |
6880 | F0 .716(does not interpret)3.215 F F1<adad>3.216 E F0 .716 | |
6881 | (to mean the end of options.)3.216 F F1(echo)5.716 E F0 | |
6882 | (interprets the follo)144 487.2 Q(wing escape sequences:)-.25 E F1(\\a) | |
6883 | 144 499.2 Q F0(alert \(bell\))28.22 E F1(\\b)144 511.2 Q F0(backspace) | |
6884 | 27.66 E F1(\\c)144 523.2 Q F0(suppress further output)28.78 E F1(\\e)144 | |
6885 | 535.2 Q(\\E)144 547.2 Q F0(an escape character)26.55 E F1(\\f)144 559.2 | |
6886 | Q F0(form feed)29.89 E F1(\\n)144 571.2 Q F0(ne)27.66 E 2.5(wl)-.25 G | |
6887 | (ine)-2.5 E F1(\\r)144 583.2 Q F0(carriage return)28.78 E F1(\\t)144 | |
6888 | 595.2 Q F0(horizontal tab)29.89 E F1(\\v)144 607.2 Q F0 -.15(ve)28.22 G | |
6889 | (rtical tab).15 E F1(\\\\)144 619.2 Q F0(backslash)30.44 E F1(\\0)144 | |
6890 | 631.2 Q F2(nnn)A F0(the eight-bit character whose v)13.22 E | |
17345e5a | 6891 | (alue is the octal v)-.25 E(alue)-.25 E F2(nnn)2.5 E F0 |
ac50fbac | 6892 | (\(zero to three octal digits\))2.5 E F1(\\x)144 643.2 Q F2(HH)A F0 |
17345e5a JA |
6893 | (the eight-bit character whose v)13.78 E(alue is the he)-.25 E |
6894 | (xadecimal v)-.15 E(alue)-.25 E F2(HH)2.5 E F0(\(one or tw)2.5 E 2.5(oh) | |
ac50fbac CR |
6895 | -.1 G .3 -.15(ex d)-2.5 H(igits\)).15 E F1(\\u)144 655.2 Q F2(HHHH)A F0 |
6896 | 1.507(the Unicode \(ISO/IEC 10646\) character whose v)180 667.2 R 1.506 | |
495aee44 | 6897 | (alue is the he)-.25 F 1.506(xadecimal v)-.15 F(alue)-.25 E F2(HHHH) |
ac50fbac CR |
6898 | 4.006 E F0(\(one to four he)180 679.2 Q 2.5(xd)-.15 G(igits\))-2.5 E F1 |
6899 | (\\U)144 691.2 Q F2(HHHHHHHH)A F0 .547 | |
6900 | (the Unicode \(ISO/IEC 10646\) character whose v)180 703.2 R .547 | |
495aee44 | 6901 | (alue is the he)-.25 F .548(xadecimal v)-.15 F(alue)-.25 E F2(HHHHH-) |
ac50fbac CR |
6902 | 3.048 E(HHH)180 715.2 Q F0(\(one to eight he)2.5 E 2.5(xd)-.15 G |
6903 | (igits\))-2.5 E(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(57)190.95 | |
6904 | E 0 Cg EP | |
6905 | %%Page: 58 58 | |
6906 | %%BeginPageSetup | |
6907 | BP | |
6908 | %%EndPageSetup | |
6909 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
6910 | -.35 E/F1 10/Times-Bold@0 SF(enable)108 84 Q F0([)2.5 E F1<ad61>A F0 2.5 | |
6911 | (][)C F1(\255dnps)-2.5 E F0 2.5(][)C F1<ad66>-2.5 E/F2 10/Times-Italic@0 | |
6912 | SF(\214lename)2.5 E F0 2.5(][)C F2(name)-2.5 E F0(...])2.5 E .278 | |
6913 | (Enable and disable b)144 96 R .278(uiltin shell commands.)-.2 F .278 | |
6914 | (Disabling a b)5.278 F .278(uiltin allo)-.2 F .278 | |
6915 | (ws a disk command which has)-.25 F .833(the same name as a shell b)144 | |
6916 | 108 R .834(uiltin to be e)-.2 F -.15(xe)-.15 G .834 | |
6917 | (cuted without specifying a full pathname, e).15 F -.15(ve)-.25 G 3.334 | |
6918 | (nt).15 G(hough)-3.334 E .99(the shell normally searches for b)144 120 R | |
6919 | .989(uiltins before disk commands.)-.2 F(If)5.989 E F1<ad6e>3.489 E F0 | |
6920 | .989(is used, each)3.489 F F2(name)3.489 E F0 .989(is dis-)3.489 F 1.581 | |
6921 | (abled; otherwise,)144 132 R F2(names)4.082 E F0 1.582(are enabled.) | |
0001803f | 6922 | 4.082 F -.15(Fo)6.582 G 4.082(re).15 G 1.582(xample, to use the)-4.232 F |
ac50fbac CR |
6923 | F1(test)4.082 E F0 1.582(binary found via the)4.082 F/F3 9/Times-Bold@0 |
6924 | SF -.666(PA)4.082 G(TH)-.189 E F0 .081(instead of the shell b)144 144 R | |
6925 | .081(uiltin v)-.2 F .081(ersion, run)-.15 F/F4 10/Courier@0 SF .081 | |
6926 | (enable -n test)2.581 F F0 5.081(.T)C(he)-5.081 E F1<ad66>2.58 E F0 .08 | |
6927 | (option means to load the ne)2.58 F(w)-.25 E -.2(bu)144 156 S 1.524 | |
0001803f CR |
6928 | (iltin command).2 F F2(name)4.384 E F0 1.524(from shared object)4.204 F |
6929 | F2(\214lename)4.024 E F0 4.024(,o).18 G 4.024(ns)-4.024 G 1.524 | |
ac50fbac | 6930 | (ystems that support dynamic loading.)-4.024 F(The)144 168 Q F1<ad64> |
0001803f CR |
6931 | 2.867 E F0 .367(option will delete a b)2.867 F .367(uiltin pre)-.2 F |
6932 | .367(viously loaded with)-.25 F F1<ad66>2.866 E F0 5.366(.I)C 2.866(fn) | |
6933 | -5.366 G(o)-2.866 E F2(name)2.866 E F0(ar)2.866 E .366(guments are gi) | |
ac50fbac | 6934 | -.18 F -.15(ve)-.25 G .366(n, or).15 F .398(if the)144 180 R F1<ad70> |
0001803f CR |
6935 | 2.898 E F0 .399(option is supplied, a list of shell b)2.899 F .399 |
6936 | (uiltins is printed.)-.2 F -.4(Wi)5.399 G .399(th no other option ar).4 | |
6937 | F .399(guments, the)-.18 F .099(list consists of all enabled shell b)144 | |
ac50fbac | 6938 | 192 R 2.598(uiltins. If)-.2 F F1<ad6e>2.598 E F0 .098 |
0001803f CR |
6939 | (is supplied, only disabled b)2.598 F .098(uiltins are printed.)-.2 F |
6940 | (If)5.098 E F1<ad61>2.598 E F0 1.916 | |
ac50fbac | 6941 | (is supplied, the list printed includes all b)144 204 R 1.916 |
0001803f | 6942 | (uiltins, with an indication of whether or not each is)-.2 F 2.879 |
ac50fbac | 6943 | (enabled. If)144 216 R F1<ad73>2.879 E F0 .379 |
0001803f CR |
6944 | (is supplied, the output is restricted to the POSIX)2.879 F F2(special) |
6945 | 2.879 E F0 -.2(bu)2.878 G 2.878(iltins. The).2 F .378(return v)2.878 F | |
ac50fbac | 6946 | (alue)-.25 E .994(is 0 unless a)144 228 R F2(name)3.854 E F0 .994 |
0001803f | 6947 | (is not a shell b)3.674 F .994(uiltin or there is an error loading a ne) |
ac50fbac CR |
6948 | -.2 F 3.495(wb)-.25 G .995(uiltin from a shared)-3.695 F(object.)144 240 |
6949 | Q F1 -2.3 -.15(ev a)108 256.8 T(l).15 E F0([)2.5 E F2(ar)A(g)-.37 E F0 | |
6950 | (...])2.5 E(The)144 268.8 Q F2(ar)3.171 E(g)-.37 E F0 3.171(sa)C .671 | |
6951 | (re read and concatenated together into a single command.)-3.171 F .67 | |
6952 | (This command is then read)5.67 F .495(and e)144 280.8 R -.15(xe)-.15 G | |
6953 | .495(cuted by the shell, and its e).15 F .495 | |
17345e5a JA |
6954 | (xit status is returned as the v)-.15 F .495(alue of)-.25 F F1 -2.3 -.15 |
6955 | (ev a)2.995 H(l).15 E F0 5.495(.I)C 2.995(ft)-5.495 G .495(here are no) | |
ac50fbac CR |
6956 | -2.995 F F2(ar)2.995 E(gs)-.37 E F0(,).27 E(or only null ar)144 292.8 Q |
6957 | (guments,)-.18 E F1 -2.3 -.15(ev a)2.5 H(l).15 E F0(returns 0.)2.5 E F1 | |
6958 | (exec)108 309.6 Q F0([)2.5 E F1(\255cl)A F0 2.5(][)C F1<ad61>-2.5 E F2 | |
17345e5a | 6959 | (name)2.5 E F0 2.5(][)C F2(command)-2.5 E F0([)2.5 E F2(ar)A(guments) |
ac50fbac | 6960 | -.37 E F0(]])A(If)144 321.6 Q F2(command)3.006 E F0 .306 |
0001803f CR |
6961 | (is speci\214ed, it replaces the shell.)3.576 F .305(No ne)5.305 F 2.805 |
6962 | (wp)-.25 G .305(rocess is created.)-2.805 F(The)5.305 E F2(ar)3.135 E | |
ac50fbac | 6963 | (guments)-.37 E F0(become)3.075 E .176(the ar)144 333.6 R .176 |
17345e5a JA |
6964 | (guments to)-.18 F F2(command)2.676 E F0 5.176(.I)C 2.676(ft)-5.176 G |
6965 | (he)-2.676 E F1<ad6c>2.676 E F0 .176 | |
0001803f | 6966 | (option is supplied, the shell places a dash at the be)2.676 F .177 |
ac50fbac | 6967 | (ginning of)-.15 F .5(the zeroth ar)144 345.6 R .5(gument passed to)-.18 |
0001803f CR |
6968 | F F2(command)3 E F0 5.499(.T).77 G .499(his is what)-5.499 F F2(lo)2.999 |
6969 | E(gin)-.1 E F0 .499(\(1\) does.).24 F(The)5.499 E F1<ad63>2.999 E F0 | |
ac50fbac | 6970 | .499(option causes)2.999 F F2(com-)3.199 E(mand)144 357.6 Q F0 .638 |
0001803f | 6971 | (to be e)3.908 F -.15(xe)-.15 G .638(cuted with an empty en).15 F 3.138 |
17345e5a | 6972 | (vironment. If)-.4 F F1<ad61>3.138 E F0 .638 |
0001803f | 6973 | (is supplied, the shell passes)3.138 F F2(name)3.499 E F0 .639(as the) |
ac50fbac | 6974 | 3.319 F 1.078(zeroth ar)144 369.6 R 1.077(gument to the e)-.18 F -.15 |
17345e5a JA |
6975 | (xe)-.15 G 1.077(cuted command.).15 F(If)6.077 E F2(command)3.777 E F0 |
6976 | 1.077(cannot be e)4.347 F -.15(xe)-.15 G 1.077(cuted for some reason, a) | |
ac50fbac CR |
6977 | .15 F(non-interacti)144 381.6 Q .876 -.15(ve s)-.25 H .576(hell e).15 F |
6978 | .576(xits, unless the)-.15 F F1(execfail)3.076 E F0 .577 | |
6979 | (shell option is enabled.)3.077 F .577(In that case, it returns f)5.577 | |
6980 | F(ail-)-.1 E 2.505(ure. An)144 393.6 R(interacti)2.505 E .305 -.15(ve s) | |
6981 | -.25 H .005(hell returns f).15 F .005(ailure if the \214le cannot be e) | |
6982 | -.1 F -.15(xe)-.15 G 2.505(cuted. If).15 F F2(command)2.705 E F0 .005 | |
6983 | (is not speci\214ed,)3.275 F(an)144 405.6 Q 3.036(yr)-.15 G .536 | |
0001803f CR |
6984 | (edirections tak)-3.036 F 3.036(ee)-.1 G -.25(ff)-3.036 G .536 |
6985 | (ect in the current shell, and the return status is 0.).25 F .536 | |
ac50fbac CR |
6986 | (If there is a redirection)5.536 F(error)144 417.6 Q 2.5(,t)-.4 G |
6987 | (he return status is 1.)-2.5 E F1(exit)108 434.4 Q F0([)2.5 E F2(n)A F0 | |
0001803f CR |
6988 | 6.29(]C)C .096(ause the shell to e)-6.29 F .096(xit with a status of) |
6989 | -.15 F F2(n)2.596 E F0 5.096(.I)C(f)-5.096 E F2(n)2.955 E F0 .095 | |
6990 | (is omitted, the e)2.835 F .095(xit status is that of the last command) | |
ac50fbac CR |
6991 | -.15 F -.15(exe)144 446.4 S 2.5(cuted. A).15 F(trap on)2.5 E F3(EXIT)2.5 |
6992 | E F0(is e)2.25 E -.15(xe)-.15 G(cuted before the shell terminates.).15 E | |
6993 | F1(export)108 463.2 Q F0([)2.5 E F1(\255fn)A F0 2.5(][).833 G F2(name) | |
6994 | -2.5 E F0([=)A F2(wor)A(d)-.37 E F0(]] ...)A F1(export \255p)108 475.2 Q | |
6995 | F0 .256(The supplied)144 487.2 R F2(names)3.117 E F0 .257(are mark)3.027 | |
6996 | F .257(ed for automatic e)-.1 F .257(xport to the en)-.15 F .257 | |
6997 | (vironment of subsequently e)-.4 F -.15(xe)-.15 G(cuted).15 E 2.627 | |
6998 | (commands. If)144 499.2 R(the)2.627 E F1<ad66>2.627 E F0 .127 | |
6999 | (option is gi)2.627 F -.15(ve)-.25 G .127(n, the).15 F F2(names)2.987 E | |
7000 | F0 .127(refer to functions.)2.897 F .127(If no)5.127 F F2(names)2.987 E | |
7001 | F0 .127(are gi)2.897 F -.15(ve)-.25 G .126(n, or if the).15 F F1<ad70> | |
7002 | 144 511.2 Q F0 .048(option is supplied, a list of names of all e)2.547 F | |
7003 | .048(xported v)-.15 F .048(ariables is printed.)-.25 F(The)5.048 E F1 | |
7004 | <ad6e>2.548 E F0 .048(option causes the)2.548 F -.15(ex)144 523.2 S | |
7005 | 1.447(port property to be remo).15 F -.15(ve)-.15 G 3.947(df).15 G 1.447 | |
7006 | (rom each)-3.947 F F2(name)3.947 E F0 6.447(.I)C 3.947(fav)-6.447 G | |
7007 | 1.447(ariable name is follo)-4.197 F 1.447(wed by =)-.25 F F2(wor)A(d) | |
7008 | -.37 E F0 3.946(,t)C(he)-3.946 E -.25(va)144 535.2 S .741(lue of the v) | |
7009 | .25 F .741(ariable is set to)-.25 F F2(wor)3.241 E(d)-.37 E F0(.)A F1 | |
7010 | (export)5.741 E F0 .742(returns an e)3.242 F .742 | |
7011 | (xit status of 0 unless an in)-.15 F -.25(va)-.4 G .742(lid option is) | |
7012 | .25 F .032(encountered, one of the)144 547.2 R F2(names)2.532 E F0 .032 | |
7013 | (is not a v)2.532 F .032(alid shell v)-.25 F .032(ariable name, or)-.25 | |
7014 | F F1<ad66>2.531 E F0 .031(is supplied with a)2.531 F F2(name)2.891 E F0 | |
7015 | (that)2.711 E(is not a function.)144 559.2 Q F1(fc)108 576 Q F0([)2.5 E | |
0001803f CR |
7016 | F1<ad65>A F2(ename)2.5 E F0 2.5(][)C F1(\255lnr)-2.5 E F0 2.5(][)C F2 |
7017 | <8c72>-2.5 E(st)-.1 E F0 2.5(][)C F2(last)-2.5 E F0(])A F1(fc \255s)108 | |
ac50fbac CR |
7018 | 588 Q F0([)2.5 E F2(pat)A F0(=)A F2 -.37(re)C(p).37 E F0 2.5(][)C F2 |
7019 | (cmd)-2.5 E F0(])A .431 | |
7020 | (The \214rst form selects a range of commands from)144 600 R F2<8c72> | |
7021 | 4.842 E(st)-.1 E F0(to)3.612 E F2(last)3.022 E F0 .432 | |
7022 | (from the history list and displays or)3.612 F .142(edits and re-e)144 | |
7023 | 612 R -.15(xe)-.15 G .142(cutes them.).15 F F2 -.45(Fi)5.141 G -.1(rs) | |
7024 | .45 G(t).1 E F0(and)3.321 E F2(last)2.731 E F0 .141 | |
7025 | (may be speci\214ed as a string \(to locate the last command)3.321 F(be) | |
7026 | 144 624 Q .31(ginning with that string\) or as a number \(an inde)-.15 F | |
7027 | 2.811(xi)-.15 G .311(nto the history list, where a ne)-2.811 F -.05(ga) | |
7028 | -.15 G(ti).05 E .611 -.15(ve n)-.25 H(umber).15 E .315(is used as an of) | |
7029 | 144 636 R .315(fset from the current command number\).)-.25 F(If)5.315 E | |
7030 | F2(last)2.904 E F0 .314(is not speci\214ed it is set to the cur)3.494 F | |
7031 | (-)-.2 E .948(rent command for listing \(so that)144 648 R F4 .948 | |
7032 | (fc \255l \25510)3.448 F F0 .948(prints the last 10 commands\) and to) | |
7033 | 3.448 F F2<8c72>5.359 E(st)-.1 E F0(other)4.129 E(-)-.2 E 2.5(wise. If) | |
7034 | 144 660 R F2<8c72>4.41 E(st)-.1 E F0 | |
7035 | (is not speci\214ed it is set to the pre)3.18 E | |
7036 | (vious command for editing and \25516 for listing.)-.25 E(The)144 684 Q | |
7037 | F1<ad6e>2.522 E F0 .022 | |
17345e5a | 7038 | (option suppresses the command numbers when listing.)2.522 F(The)5.022 E |
0001803f | 7039 | F1<ad72>2.522 E F0 .022(option re)2.522 F -.15(ve)-.25 G .022 |
ac50fbac CR |
7040 | (rses the order of).15 F .438(the commands.)144 696 R .438(If the)5.438 |
7041 | F F1<ad6c>2.938 E F0 .438(option is gi)2.938 F -.15(ve)-.25 G .438 | |
17345e5a | 7042 | (n, the commands are listed on standard output.).15 F(Otherwise,)5.438 E |
ac50fbac CR |
7043 | .335(the editor gi)144 708 R -.15(ve)-.25 G 2.835(nb).15 G(y)-2.835 E F2 |
7044 | (ename)3.025 E F0 .335(is in)3.015 F -.2(vo)-.4 G -.1(ke).2 G 2.835(do) | |
7045 | .1 G 2.835(na\214)-2.835 G .335(le containing those commands.)-2.835 F | |
7046 | (If)5.334 E F2(ename)3.024 E F0 .334(is not gi)3.014 F -.15(ve)-.25 G | |
7047 | (n,).15 E 1.668(the v)144 720 R 1.668(alue of the)-.25 F F3(FCEDIT)4.168 | |
7048 | E F0 -.25(va)3.918 G 1.668(riable is used, and the v).25 F 1.669 | |
7049 | (alue of)-.25 F F3(EDIT)4.169 E(OR)-.162 E F0(if)3.919 E F3(FCEDIT)4.169 | |
7050 | E F0 1.669(is not set.)3.919 F(If)6.669 E(GNU Bash 4.3)72 768 Q | |
7051 | (2014 February 2)141.79 E(58)190.95 E 0 Cg EP | |
7052 | %%Page: 59 59 | |
17345e5a JA |
7053 | %%BeginPageSetup |
7054 | BP | |
7055 | %%EndPageSetup | |
7056 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
7057 | -.35 E .187(neither v)144 84 R .187(ariable is set,)-.25 F/F1 10 |
7058 | /Times-Italic@0 SF(vi)4.353 E F0 .187(is used.)4.353 F .187 | |
7059 | (When editing is complete, the edited commands are echoed and)5.187 F | |
7060 | -.15(exe)144 96 S(cuted.).15 E .788(In the second form,)144 120 R F1 | |
7061 | (command)3.288 E F0 .788(is re-e)3.288 F -.15(xe)-.15 G .788 | |
7062 | (cuted after each instance of).15 F F1(pat)3.288 E F0 .788 | |
7063 | (is replaced by)3.288 F F1 -.37(re)3.289 G(p).37 E F0(.)A F1(Com-)5.789 | |
7064 | E(mand)144 132 Q F0 .347(is intepreted the same as)2.847 F F1<8c72>2.847 | |
7065 | E(st)-.1 E F0(abo)2.847 E -.15(ve)-.15 G 5.347(.A).15 G .347 | |
7066 | (useful alias to use with this is)-2.5 F/F2 10/Courier@0 SF .346 | |
7067 | (r='fc \255s')2.847 F F0 2.846(,s)C 2.846(ot)-2.846 G(hat)-2.846 E | |
7068 | (typing)144 144 Q F2 7.165(rc)3.665 G(c)-7.165 E F0 1.165 | |
7069 | (runs the last command be)3.665 F 1.166(ginning with)-.15 F F2(cc)3.666 | |
7070 | E F0 1.166(and typing)3.666 F F2(r)3.666 E F0(re-e)3.666 E -.15(xe)-.15 | |
7071 | G 1.166(cutes the last com-).15 F(mand.)144 156 Q .142 | |
7072 | (If the \214rst form is used, the return v)144 180 R .142 | |
7073 | (alue is 0 unless an in)-.25 F -.25(va)-.4 G .142 | |
7074 | (lid option is encountered or).25 F F1<8c72>4.552 E(st)-.1 E F0(or)3.322 | |
7075 | E F1(last)2.732 E F0 .454(specify history lines out of range.)144 192 R | |
7076 | .454(If the)5.454 F/F3 10/Times-Bold@0 SF<ad65>2.954 E F0 .454 | |
7077 | (option is supplied, the return v)2.954 F .455(alue is the v)-.25 F .455 | |
7078 | (alue of the)-.25 F .788(last command e)144 204 R -.15(xe)-.15 G .788 | |
7079 | (cuted or f).15 F .787 | |
7080 | (ailure if an error occurs with the temporary \214le of commands.)-.1 F | |
7081 | .787(If the)5.787 F 1.135 | |
7082 | (second form is used, the return status is that of the command re-e)144 | |
7083 | 216 R -.15(xe)-.15 G 1.136(cuted, unless).15 F F1(cmd)3.836 E F0 1.136 | |
7084 | (does not)4.406 F(specify a v)144 228 Q | |
7085 | (alid history line, in which case)-.25 E F3(fc)2.5 E F0(returns f)2.5 E | |
7086 | (ailure.)-.1 E F3(fg)108 244.8 Q F0([)2.5 E F1(jobspec)A F0(])A(Resume) | |
7087 | 144 256.8 Q F1(jobspec)5.654 E F0 1.413(in the fore)4.224 F 1.413 | |
7088 | (ground, and mak)-.15 F 3.913(ei)-.1 G 3.913(tt)-3.913 G 1.413 | |
7089 | (he current job)-3.913 F 6.413(.I)-.4 G(f)-6.413 E F1(jobspec)5.653 E F0 | |
7090 | 1.413(is not present, the)4.223 F(shell')144 268.8 Q 3.116(sn)-.55 G | |
7091 | .616(otion of the)-3.116 F F1(curr)3.116 E .616(ent job)-.37 F F0 .617 | |
7092 | (is used.)3.116 F .617(The return v)5.617 F .617 | |
7093 | (alue is that of the command placed into the)-.25 F(fore)144 280.8 Q | |
7094 | .363(ground, or f)-.15 F .363 | |
7095 | (ailure if run when job control is disabled or)-.1 F 2.862(,w)-.4 G .362 | |
7096 | (hen run with job control enabled, if)-2.862 F F1(jobspec)145.74 292.8 Q | |
7097 | F0 .004(does not specify a v)2.814 F .004(alid job or)-.25 F F1(jobspec) | |
7098 | 4.244 E F0 .004(speci\214es a job that w)2.814 F .004 | |
7099 | (as started without job control.)-.1 F F3(getopts)108 309.6 Q F1 | |
7100 | (optstring name)2.5 E F0([)2.5 E F1(ar)A(gs)-.37 E F0(])A F3(getopts)144 | |
7101 | 321.6 Q F0 .793 | |
7102 | (is used by shell procedures to parse positional parameters.)3.294 F F1 | |
7103 | (optstring)6.023 E F0 .793(contains the option)3.513 F .149 | |
7104 | (characters to be recognized; if a character is follo)144 333.6 R .15 | |
7105 | (wed by a colon, the option is e)-.25 F .15(xpected to ha)-.15 F .45 | |
7106 | -.15(ve a)-.2 H(n).15 E(ar)144 345.6 Q .579 | |
7107 | (gument, which should be separated from it by white space.)-.18 F .578 | |
0001803f | 7108 | (The colon and question mark char)5.579 F(-)-.2 E 1.665 |
ac50fbac CR |
7109 | (acters may not be used as option characters.)144 357.6 R 1.665 |
7110 | (Each time it is in)6.665 F -.2(vo)-.4 G -.1(ke).2 G(d,).1 E F3(getopts) | |
7111 | 4.165 E F0 1.665(places the ne)4.165 F(xt)-.15 E .797 | |
7112 | (option in the shell v)144 369.6 R(ariable)-.25 E F1(name)3.297 E F0 | |
7113 | 3.297(,i).18 G(nitializing)-3.297 E F1(name)3.657 E F0 .797 | |
7114 | (if it does not e)3.477 F .796(xist, and the inde)-.15 F 3.296(xo)-.15 G | |
7115 | 3.296(ft)-3.296 G .796(he ne)-3.296 F(xt)-.15 E(ar)144 381.6 Q .085 | |
7116 | (gument to be processed into the v)-.18 F(ariable)-.25 E/F4 9 | |
7117 | /Times-Bold@0 SF(OPTIND)2.585 E/F5 9/Times-Roman@0 SF(.)A F4(OPTIND) | |
7118 | 4.585 E F0 .085(is initialized to 1 each time the shell)2.335 F .846 | |
7119 | (or a shell script is in)144 393.6 R -.2(vo)-.4 G -.1(ke).2 G 3.345 | |
7120 | (d. When).1 F .845(an option requires an ar)3.345 F(gument,)-.18 E F3 | |
7121 | (getopts)3.345 E F0 .845(places that ar)3.345 F(gument)-.18 E .803 | |
7122 | (into the v)144 405.6 R(ariable)-.25 E F4(OPT)3.303 E(ARG)-.81 E F5(.)A | |
7123 | F0 .803(The shell does not reset)5.303 F F4(OPTIND)3.303 E F0 .804 | |
7124 | (automatically; it must be manually)3.054 F .294 | |
7125 | (reset between multiple calls to)144 417.6 R F3(getopts)2.793 E F0 .293 | |
0001803f | 7126 | (within the same shell in)2.793 F -.2(vo)-.4 G .293(cation if a ne).2 F |
ac50fbac CR |
7127 | 2.793(ws)-.25 G .293(et of parameters)-2.793 F(is to be used.)144 429.6 |
7128 | Q 2.043(When the end of options is encountered,)144 453.6 R F3(getopts) | |
7129 | 4.543 E F0 -.15(ex)4.543 G 2.043(its with a return v).15 F 2.044 | |
7130 | (alue greater than zero.)-.25 F F4(OPTIND)144 465.6 Q F0 | |
0001803f | 7131 | (is set to the inde)2.25 E 2.5(xo)-.15 G 2.5(ft)-2.5 G |
ac50fbac CR |
7132 | (he \214rst non-option ar)-2.5 E(gument, and)-.18 E F1(name)2.5 E F0 |
7133 | (is set to ?.)2.5 E F3(getopts)144 489.6 Q F0 2.393 | |
7134 | (normally parses the positional parameters, b)4.893 F 2.392 | |
7135 | (ut if more ar)-.2 F 2.392(guments are gi)-.18 F -.15(ve)-.25 G 4.892 | |
7136 | (ni).15 G(n)-4.892 E F1(ar)4.892 E(gs)-.37 E F0(,).27 E F3(getopts)144 | |
7137 | 501.6 Q F0(parses those instead.)2.5 E F3(getopts)144 525.6 Q F0 1.165 | |
7138 | (can report errors in tw)3.665 F 3.665(ow)-.1 G 3.665(ays. If)-3.765 F | |
7139 | 1.165(the \214rst character of)3.665 F F1(optstring)3.895 E F0 1.166 | |
7140 | (is a colon,)3.886 F F1(silent)4.006 E F0(error)4.346 E 1.071 | |
7141 | (reporting is used.)144 537.6 R 1.071 | |
7142 | (In normal operation, diagnostic messages are printed when in)6.071 F | |
7143 | -.25(va)-.4 G 1.07(lid options or).25 F .393(missing option ar)144 549.6 | |
7144 | R .393(guments are encountered.)-.18 F .394(If the v)5.394 F(ariable) | |
7145 | -.25 E F4(OPTERR)2.894 E F0 .394(is set to 0, no error messages)2.644 F | |
7146 | (will be displayed, e)144 561.6 Q -.15(ve)-.25 G 2.5(ni).15 G 2.5(ft) | |
7147 | -2.5 G(he \214rst character of)-2.5 E F1(optstring)2.73 E F0 | |
7148 | (is not a colon.)2.72 E .667(If an in)144 585.6 R -.25(va)-.4 G .667 | |
7149 | (lid option is seen,).25 F F3(getopts)3.167 E F0 .667(places ? into) | |
7150 | 3.167 F F1(name)3.527 E F0 .666 | |
7151 | (and, if not silent, prints an error message)3.347 F .399(and unsets)144 | |
7152 | 597.6 R F4(OPT)2.899 E(ARG)-.81 E F5(.)A F0(If)4.899 E F3(getopts)2.899 | |
7153 | E F0 .399(is silent, the option character found is placed in)2.899 F F4 | |
7154 | (OPT)2.899 E(ARG)-.81 E F0 .4(and no)2.65 F | |
7155 | (diagnostic message is printed.)144 609.6 Q 1.242(If a required ar)144 | |
7156 | 633.6 R 1.242(gument is not found, and)-.18 F F3(getopts)3.741 E F0 | |
7157 | 1.241(is not silent, a question mark \()3.741 F F3(?).833 E F0 3.741 | |
7158 | (\)i).833 G 3.741(sp)-3.741 G 1.241(laced in)-3.741 F F1(name)144 645.6 | |
7159 | Q F0(,).18 E F4(OPT)2.734 E(ARG)-.81 E F0 .234 | |
7160 | (is unset, and a diagnostic message is printed.)2.484 F(If)5.234 E F3 | |
7161 | (getopts)2.734 E F0 .235(is silent, then a colon \()2.734 F F3(:).833 E | |
7162 | F0(\)).833 E(is placed in)144 657.6 Q F1(name)2.86 E F0(and)2.68 E F4 | |
7163 | (OPT)2.5 E(ARG)-.81 E F0(is set to the option character found.)2.25 E F3 | |
7164 | (getopts)144 681.6 Q F0 .902 | |
17345e5a | 7165 | (returns true if an option, speci\214ed or unspeci\214ed, is found.) |
ac50fbac CR |
7166 | 3.402 F .902(It returns f)5.902 F .901(alse if the end of)-.1 F |
7167 | (options is encountered or an error occurs.)144 693.6 Q(GNU Bash 4.3)72 | |
7168 | 768 Q(2014 February 2)141.79 E(59)190.95 E 0 Cg EP | |
7169 | %%Page: 60 60 | |
7170 | %%BeginPageSetup | |
7171 | BP | |
7172 | %%EndPageSetup | |
7173 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
7174 | -.35 E/F1 10/Times-Bold@0 SF(hash)108 84 Q F0([)2.5 E F1(\255lr)A F0 2.5 | |
7175 | (][)C F1<ad70>-2.5 E/F2 10/Times-Italic@0 SF(\214lename)2.5 E F0 2.5(][) | |
7176 | C F1(\255dt)-2.5 E F0 2.5(][)C F2(name)-2.5 E F0(])A .858(Each time)144 | |
7177 | 96 R F1(hash)3.358 E F0 .858(is in)3.358 F -.2(vo)-.4 G -.1(ke).2 G .858 | |
7178 | (d, the full pathname of the command).1 F F2(name)3.718 E F0 .858 | |
7179 | (is determined by searching)3.538 F .956(the directories in)144 108 R F1 | |
7180 | ($P)3.456 E -.95(AT)-.74 G(H).95 E F0 .956(and remembered.)3.456 F(An) | |
7181 | 5.956 E 3.456(yp)-.15 G(re)-3.456 E .956 | |
7182 | (viously-remembered pathname is discarded.)-.25 F .242(If the)144 120 R | |
7183 | F1<ad70>2.742 E F0 .243 | |
7184 | (option is supplied, no path search is performed, and)2.742 F F2 | |
7185 | (\214lename)4.653 E F0 .243(is used as the full \214lename)2.923 F 1.712 | |
7186 | (of the command.)144 132 R(The)6.712 E F1<ad72>4.212 E F0 1.711 | |
7187 | (option causes the shell to for)4.212 F 1.711 | |
7188 | (get all remembered locations.)-.18 F(The)6.711 E F1<ad64>4.211 E F0 | |
7189 | .833(option causes the shell to for)144 144 R .833 | |
495aee44 CR |
7190 | (get the remembered location of each)-.18 F F2(name)3.333 E F0 5.833(.I) |
7191 | C 3.333(ft)-5.833 G(he)-3.333 E F1<ad74>3.333 E F0 .833(option is sup-) | |
ac50fbac CR |
7192 | 3.333 F .704(plied, the full pathname to which each)144 156 R F2(name) |
7193 | 3.204 E F0 .703(corresponds is printed.)3.204 F .703(If multiple)5.703 F | |
7194 | F2(name)3.203 E F0(ar)3.203 E(guments)-.18 E .795(are supplied with)144 | |
7195 | 168 R F1<ad74>3.295 E F0 3.295(,t)C(he)-3.295 E F2(name)3.295 E F0 .795 | |
7196 | (is printed before the hashed full pathname.)3.295 F(The)5.795 E F1 | |
495aee44 | 7197 | <ad6c>3.295 E F0 .795(option causes)3.295 F .934 |
ac50fbac CR |
7198 | (output to be displayed in a format that may be reused as input.)144 180 |
7199 | R .934(If no ar)5.934 F .934(guments are gi)-.18 F -.15(ve)-.25 G .934 | |
7200 | (n, or if).15 F(only)144 192 Q F1<ad6c>2.821 E F0 .321 | |
7201 | (is supplied, information about remembered commands is printed.)2.821 F | |
7202 | .322(The return status is true)5.322 F(unless a)144 204 Q F2(name)2.86 E | |
7203 | F0(is not found or an in)2.68 E -.25(va)-.4 G(lid option is supplied.) | |
7204 | .25 E F1(help)108 220.8 Q F0([)2.5 E F1(\255dms)A F0 2.5(][)C F2 | |
7205 | (pattern)-2.5 E F0(])A .867(Display helpful information about b)144 | |
7206 | 232.8 R .867(uiltin commands.)-.2 F(If)5.867 E F2(pattern)4.617 E F0 | |
7207 | .866(is speci\214ed,)3.607 F F1(help)3.366 E F0(gi)3.366 E -.15(ve)-.25 | |
7208 | G 3.366(sd).15 G(etailed)-3.366 E .306(help on all commands matching)144 | |
7209 | 244.8 R F2(pattern)2.806 E F0 2.807(;o).24 G .307 | |
7210 | (therwise help for all the b)-2.807 F .307 | |
7211 | (uiltins and shell control struc-)-.2 F(tures is printed.)144 256.8 Q F1 | |
7212 | <ad64>144 268.8 Q F0(Display a short description of each)24.74 E F2 | |
7213 | (pattern)2.5 E F1<ad6d>144 280.8 Q F0(Display the description of each) | |
0001803f | 7214 | 21.97 E F2(pattern)2.5 E F0(in a manpage-lik)2.5 E 2.5(ef)-.1 G(ormat) |
ac50fbac | 7215 | -2.5 E F1<ad73>144 292.8 Q F0 |
0001803f | 7216 | (Display only a short usage synopsis for each)26.41 E F2(pattern)2.5 E |
ac50fbac CR |
7217 | F0(The return status is 0 unless no command matches)144 309.6 Q F2 |
7218 | (pattern)2.5 E F0(.).24 E F1(history [)108 326.4 Q F2(n)A F1(])A | |
7219 | (history \255c)108 338.4 Q(history \255d)108 350.4 Q F2(of)2.5 E(fset) | |
7220 | -.18 E F1(history \255anrw)108 362.4 Q F0([)2.5 E F2(\214lename)A F0(])A | |
7221 | F1(history \255p)108 374.4 Q F2(ar)2.5 E(g)-.37 E F0([)2.5 E F2(ar)A 2.5 | |
7222 | (g.)-.37 G(..)-2.5 E F0(])A F1(history \255s)108 386.4 Q F2(ar)2.5 E(g) | |
7223 | -.37 E F0([)2.5 E F2(ar)A 2.5(g.)-.37 G(..)-2.5 E F0(])A -.4(Wi)144 | |
7224 | 398.4 S .752 | |
0001803f | 7225 | (th no options, display the command history list with line numbers.).4 F |
ac50fbac CR |
7226 | .752(Lines listed with a)5.752 F F1(*)3.251 E F0(ha)3.251 E -.15(ve)-.2 |
7227 | G .38(been modi\214ed.)144 410.4 R .38(An ar)5.38 F .38(gument of)-.18 F | |
0001803f CR |
7228 | F2(n)3.24 E F0 .38(lists only the last)3.12 F F2(n)3.24 E F0 2.88 |
7229 | (lines. If)3.12 F .38(the shell v)2.88 F(ariable)-.25 E/F3 9 | |
ac50fbac CR |
7230 | /Times-Bold@0 SF(HISTTIMEFOR-)2.881 E(MA)144 422.4 Q(T)-.855 E F0 .265 |
7231 | (is set and not null, it is used as a format string for)2.515 F F2 | |
7232 | (strftime)2.764 E F0 .264(\(3\) to display the time stamp asso-)B 1.019 | |
7233 | (ciated with each displayed history entry)144 434.4 R 6.019(.N)-.65 G | |
0001803f CR |
7234 | 3.519(oi)-6.019 G(nterv)-3.519 E 1.019 |
7235 | (ening blank is printed between the formatted)-.15 F .176 | |
ac50fbac | 7236 | (time stamp and the history line.)144 446.4 R(If)5.176 E F2(\214lename) |
0001803f CR |
7237 | 2.676 E F0 .176 |
7238 | (is supplied, it is used as the name of the history \214le; if)2.676 F | |
ac50fbac CR |
7239 | (not, the v)144 458.4 Q(alue of)-.25 E F3(HISTFILE)2.5 E F0(is used.) |
7240 | 2.25 E(Options, if supplied, ha)5 E .3 -.15(ve t)-.2 H(he follo).15 E | |
7241 | (wing meanings:)-.25 E F1<ad63>144 470.4 Q F0 | |
0001803f | 7242 | (Clear the history list by deleting all the entries.)25.86 E F1<ad64>144 |
ac50fbac CR |
7243 | 482.4 Q F2(of)2.5 E(fset)-.18 E F0(Delete the history entry at position) |
7244 | 180 494.4 Q F2(of)2.5 E(fset)-.18 E F0(.)A F1<ad61>144 506.4 Q F0 .598 | |
7245 | (Append the `)25.3 F(`ne)-.74 E(w')-.25 E 3.098('h)-.74 G .598 | |
7246 | (istory lines \(history lines entered since the be)-3.098 F .599 | |
7247 | (ginning of the current)-.15 F F1(bash)180 518.4 Q F0 | |
7248 | (session\) to the history \214le.)2.5 E F1<ad6e>144 530.4 Q F0 .854(Rea\ | |
7249 | d the history lines not already read from the history \214le into the c\ | |
7250 | urrent history list.)24.74 F .772 | |
7251 | (These are lines appended to the history \214le since the be)180 542.4 R | |
7252 | .773(ginning of the current)-.15 F F1(bash)3.273 E F0(ses-)3.273 E | |
7253 | (sion.)180 554.4 Q F1<ad72>144 566.4 Q F0(Read the contents of the hist\ | |
7254 | ory \214le and append them to the current history list.)25.86 E F1<ad77> | |
7255 | 144 578.4 Q F0(Write the current history list to the history \214le, o) | |
7256 | 23.08 E -.15(ve)-.15 G(rwriting the history \214le').15 E 2.5(sc)-.55 G | |
7257 | (ontents.)-2.5 E F1<ad70>144 590.4 Q F0 .626 | |
0001803f | 7258 | (Perform history substitution on the follo)24.74 F(wing)-.25 E F2(ar) |
ac50fbac CR |
7259 | 3.125 E(gs)-.37 E F0 .625(and display the result on the standard)3.125 F |
7260 | 2.975(output. Does)180 602.4 R .475 | |
0001803f | 7261 | (not store the results in the history list.)2.975 F(Each)5.475 E F2(ar) |
17345e5a | 7262 | 2.975 E(g)-.37 E F0 .475(must be quoted to disable)2.975 F |
ac50fbac CR |
7263 | (normal history e)180 614.4 Q(xpansion.)-.15 E F1<ad73>144 626.4 Q F0 |
7264 | .363(Store the)26.41 F F2(ar)3.193 E(gs)-.37 E F0 .363 | |
7265 | (in the history list as a single entry)3.133 F 5.363(.T)-.65 G .362 | |
7266 | (he last command in the history list is)-5.363 F(remo)180 638.4 Q -.15 | |
7267 | (ve)-.15 G 2.5(db).15 G(efore the)-2.5 E F2(ar)2.83 E(gs)-.37 E F0 | |
7268 | (are added.)2.77 E .145(If the)144 655.2 R F3(HISTTIMEFORMA)2.645 E(T) | |
0001803f CR |
7269 | -.855 E F0 -.25(va)2.395 G .145 |
7270 | (riable is set, the time stamp information associated with each history) | |
ac50fbac CR |
7271 | .25 F .669(entry is written to the history \214le, mark)144 667.2 R .669 |
7272 | (ed with the history comment character)-.1 F 5.668(.W)-.55 G .668 | |
7273 | (hen the history)-5.668 F .955(\214le is read, lines be)144 679.2 R .956 | |
7274 | (ginning with the history comment character follo)-.15 F .956 | |
7275 | (wed immediately by a digit)-.25 F .416 | |
7276 | (are interpreted as timestamps for the pre)144 691.2 R .416 | |
7277 | (vious history line.)-.25 F .416(The return v)5.416 F .415 | |
17345e5a JA |
7278 | (alue is 0 unless an in)-.25 F -.25(va)-.4 G(lid).25 E .499(option is e\ |
7279 | ncountered, an error occurs while reading or writing the history \214le\ | |
ac50fbac CR |
7280 | , an in)144 703.2 R -.25(va)-.4 G(lid).25 E F2(of)3 E(fset)-.18 E F0(is) |
7281 | 3 E(supplied as an ar)144 715.2 Q(gument to)-.18 E F1<ad64>2.5 E F0 2.5 | |
7282 | (,o)C 2.5(rt)-2.5 G(he history e)-2.5 E(xpansion supplied as an ar)-.15 | |
7283 | E(gument to)-.18 E F1<ad70>2.5 E F0 -.1(fa)2.5 G(ils.).1 E(GNU Bash 4.3) | |
7284 | 72 768 Q(2014 February 2)141.79 E(60)190.95 E 0 Cg EP | |
7285 | %%Page: 61 61 | |
7286 | %%BeginPageSetup | |
7287 | BP | |
7288 | %%EndPageSetup | |
7289 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
7290 | -.35 E/F1 10/Times-Bold@0 SF(jobs)108 84 Q F0([)2.5 E F1(\255lnprs)A F0 | |
7291 | 2.5(][)C/F2 10/Times-Italic@0 SF(jobspec)A F0(... ])2.5 E F1(jobs \255x) | |
7292 | 108 96 Q F2(command)2.5 E F0([)2.5 E F2(ar)2.5 E(gs)-.37 E F0(... ])2.5 | |
7293 | E(The \214rst form lists the acti)144 108 Q .3 -.15(ve j)-.25 H 2.5 | |
495aee44 | 7294 | (obs. The).15 F(options ha)2.5 E .3 -.15(ve t)-.2 H(he follo).15 E |
ac50fbac | 7295 | (wing meanings:)-.25 E F1<ad6c>144 120 Q F0 |
0001803f | 7296 | (List process IDs in addition to the normal information.)27.52 E F1 |
ac50fbac CR |
7297 | <ad6e>144 132 Q F0 .194(Display information only about jobs that ha) |
7298 | 24.74 F .494 -.15(ve c)-.2 H .193(hanged status since the user w).15 F | |
7299 | .193(as last noti-)-.1 F(\214ed of their status.)180 144 Q F1<ad70>144 | |
7300 | 156 Q F0(List only the process ID of the job')24.74 E 2.5(sp)-.55 G | |
7301 | (rocess group leader)-2.5 E(.)-.55 E F1<ad72>144 168 Q F0 | |
7302 | (Display only running jobs.)25.86 E F1<ad73>144 180 Q F0 | |
7303 | (Display only stopped jobs.)26.41 E(If)144 196.8 Q F2(jobspec)4.553 E F0 | |
7304 | .313(is gi)3.123 F -.15(ve)-.25 G .313 | |
7305 | (n, output is restricted to information about that job).15 F 5.314(.T) | |
7306 | -.4 G .314(he return status is 0 unless)-5.314 F(an in)144 208.8 Q -.25 | |
17345e5a | 7307 | (va)-.4 G(lid option is encountered or an in).25 E -.25(va)-.4 G(lid).25 |
ac50fbac CR |
7308 | E F2(jobspec)4.24 E F0(is supplied.)2.81 E .395(If the)144 225.6 R F1 |
7309 | <ad78>2.895 E F0 .394(option is supplied,)2.894 F F1(jobs)2.894 E F0 | |
0001803f | 7310 | .394(replaces an)2.894 F(y)-.15 E F2(jobspec)4.634 E F0 .394(found in) |
ac50fbac CR |
7311 | 3.204 F F2(command)3.094 E F0(or)3.664 E F2(ar)3.224 E(gs)-.37 E F0 .394 |
7312 | (with the corre-)3.164 F(sponding process group ID, and e)144 237.6 Q | |
0001803f | 7313 | -.15(xe)-.15 G(cutes).15 E F2(command)2.7 E F0(passing it)3.27 E F2(ar) |
17345e5a | 7314 | 2.5 E(gs)-.37 E F0 2.5(,r).27 G(eturning its e)-2.5 E(xit status.)-.15 E |
ac50fbac | 7315 | F1(kill)108 254.4 Q F0([)2.5 E F1<ad73>A F2(sigspec)2.5 E F0(|)2.5 E F1 |
0001803f CR |
7316 | <ad6e>2.5 E F2(signum)2.5 E F0(|)2.5 E F1<ad>2.5 E F2(sigspec)A F0 2.5 |
7317 | (][)C F2(pid)-2.5 E F0(|)2.5 E F2(jobspec)2.5 E F0 2.5(].)C(..)-2.5 E F1 | |
ac50fbac CR |
7318 | (kill \255l)108 266.4 Q F0([)2.5 E F2(sigspec)A F0(|)2.5 E F2 -.2(ex)2.5 |
7319 | G(it_status).2 E F0(])A .119(Send the signal named by)144 278.4 R F2 | |
7320 | (sigspec)2.959 E F0(or)2.929 E F2(signum)2.959 E F0 .119 | |
7321 | (to the processes named by)2.939 F F2(pid)3.87 E F0(or)3.39 E F2 | |
7322 | (jobspec)2.62 E F0(.).31 E F2(sigspec)5.46 E F0(is)2.93 E .319 | |
7323 | (either a case-insensiti)144 290.4 R .619 -.15(ve s)-.25 H .319 | |
7324 | (ignal name such as).15 F/F3 9/Times-Bold@0 SF(SIGKILL)2.819 E F0 .318 | |
7325 | (\(with or without the)2.569 F F3(SIG)2.818 E F0 .318 | |
7326 | (pre\214x\) or a signal)2.568 F(number;)144 302.4 Q F2(signum)4.188 E F0 | |
7327 | 1.349(is a signal number)4.168 F 6.349(.I)-.55 G(f)-6.349 E F2(sigspec) | |
0001803f | 7328 | 4.189 E F0 1.349(is not present, then)4.159 F F3(SIGTERM)3.849 E F0 |
ac50fbac CR |
7329 | 1.349(is assumed.)3.599 F(An)6.349 E(ar)144 314.4 Q .523(gument of)-.18 |
7330 | F F1<ad6c>3.023 E F0 .523(lists the signal names.)3.023 F .523(If an) | |
7331 | 5.523 F 3.023(ya)-.15 G -.18(rg)-3.023 G .523(uments are supplied when) | |
7332 | .18 F F1<ad6c>3.023 E F0 .523(is gi)3.023 F -.15(ve)-.25 G .523 | |
7333 | (n, the names).15 F .28(of the signals corresponding to the ar)144 326.4 | |
7334 | R .28(guments are listed, and the return status is 0.)-.18 F(The)5.28 E | |
7335 | F2 -.2(ex)2.78 G(it_status).2 E F0(ar)144 338.4 Q .378(gument to)-.18 F | |
7336 | F1<ad6c>2.878 E F0 .378 | |
7337 | (is a number specifying either a signal number or the e)2.878 F .377 | |
7338 | (xit status of a process termi-)-.15 F .593(nated by a signal.)144 350.4 | |
7339 | R F1(kill)5.593 E F0 .593(returns true if at least one signal w)3.093 F | |
7340 | .593(as successfully sent, or f)-.1 F .594(alse if an error)-.1 F | |
7341 | (occurs or an in)144 362.4 Q -.25(va)-.4 G(lid option is encountered.) | |
7342 | .25 E F1(let)108 379.2 Q F2(ar)2.5 E(g)-.37 E F0([)2.5 E F2(ar)A(g)-.37 | |
7343 | E F0(...])2.5 E(Each)144 391.2 Q F2(ar)3.027 E(g)-.37 E F0 .197 | |
7344 | (is an arithmetic e)2.917 F .197(xpression to be e)-.15 F -.25(va)-.25 G | |
7345 | .196(luated \(see).25 F F3 .196(ARITHMETIC EV)2.696 F(ALU)-1.215 E -.855 | |
7346 | (AT)-.54 G(ION).855 E F0(abo)2.446 E -.15(ve)-.15 G 2.696(\). If).15 F | |
7347 | (the last)144 403.2 Q F2(ar)2.83 E(g)-.37 E F0 -.25(eva)2.72 G | |
7348 | (luates to 0,).25 E F1(let)2.5 E F0(returns 1; 0 is returned otherwise.) | |
7349 | 2.5 E F1(local)108 420 Q F0([)2.5 E F2(option)A F0 2.5(][)C F2(name)-2.5 | |
7350 | E F0([=)A F2(value)A F0 2.5(].)C(..])-2.5 E -.15(Fo)144 432 S 2.56(re) | |
7351 | .15 G .06(ach ar)-2.56 F .06(gument, a local v)-.18 F .06(ariable named) | |
7352 | -.25 F F2(name)2.92 E F0 .06(is created, and assigned)2.74 F F2(value) | |
7353 | 2.56 E F0 5.06(.T).18 G(he)-5.06 E F2(option)2.56 E F0 .06(can be)2.56 F | |
7354 | (an)144 444 Q 3.153(yo)-.15 G 3.153(ft)-3.153 G .653 | |
7355 | (he options accepted by)-3.153 F F1(declar)3.153 E(e)-.18 E F0 5.652(.W) | |
7356 | C(hen)-5.652 E F1(local)3.152 E F0 .652 | |
7357 | (is used within a function, it causes the v)3.152 F(ari-)-.25 E(able)144 | |
7358 | 456 Q F2(name)3.72 E F0 .86(to ha)3.54 F 1.16 -.15(ve a v)-.2 H .861 | |
7359 | (isible scope restricted to that function and its children.).15 F -.4 | |
7360 | (Wi)5.861 G .861(th no operands,).4 F F1(local)144 468 Q F0 1.165 | |
7361 | (writes a list of local v)3.665 F 1.165 | |
7362 | (ariables to the standard output.)-.25 F 1.165(It is an error to use) | |
7363 | 6.165 F F1(local)3.664 E F0 1.164(when not)3.664 F .232 | |
7364 | (within a function.)144 480 R .233(The return status is 0 unless)5.232 F | |
7365 | F1(local)2.733 E F0 .233(is used outside a function, an in)2.733 F -.25 | |
7366 | (va)-.4 G(lid).25 E F2(name)3.093 E F0(is)2.913 E(supplied, or)144 492 Q | |
7367 | F2(name)2.5 E F0(is a readonly v)2.5 E(ariable.)-.25 E F1(logout)108 | |
7368 | 508.8 Q F0(Exit a login shell.)9.33 E F1(map\214le)108 525.6 Q F0([)2.5 | |
7369 | E F1<ad6e>A F2(count)2.5 E F0 2.5(][)C F1<ad4f>-2.5 E F2(origin)2.5 E F0 | |
7370 | 2.5(][)C F1<ad73>-2.5 E F2(count)2.5 E F0 2.5(][)C F1<ad74>-2.5 E F0 2.5 | |
7371 | (][)C F1<ad75>-2.5 E F2(fd)2.5 E F0 2.5(][)C F1<ad43>-2.5 E F2(callbac) | |
7372 | 2.5 E(k)-.2 E F0 2.5(][)C F1<ad63>-2.5 E F2(quantum)2.5 E F0 2.5(][)C F2 | |
7373 | (arr)-2.5 E(ay)-.15 E F0(])A F1 -.18(re)108 537.6 S(adarray).18 E F0([) | |
7374 | 2.5 E F1<ad6e>A F2(count)2.5 E F0 2.5(][)C F1<ad4f>-2.5 E F2(origin)2.5 | |
7375 | E F0 2.5(][)C F1<ad73>-2.5 E F2(count)2.5 E F0 2.5(][)C F1<ad74>-2.5 E | |
7376 | F0 2.5(][)C F1<ad75>-2.5 E F2(fd)2.5 E F0 2.5(][)C F1<ad43>-2.5 E F2 | |
7377 | (callbac)2.5 E(k)-.2 E F0 2.5(][)C F1<ad63>-2.5 E F2(quantum)2.5 E F0 | |
7378 | 2.5(][)C F2(arr)-2.5 E(ay)-.15 E F0(])A .351 | |
7379 | (Read lines from the standard input into the inde)144 549.6 R -.15(xe) | |
7380 | -.15 G 2.851(da).15 G .351(rray v)-2.851 F(ariable)-.25 E F2(arr)2.85 E | |
7381 | (ay)-.15 E F0 2.85(,o).32 G 2.85(rf)-2.85 G .35(rom \214le descriptor) | |
7382 | -2.85 F F2(fd)2.85 E F0 1.248(if the)144 561.6 R F1<ad75>3.748 E F0 | |
7383 | 1.248(option is supplied.)3.748 F 1.249(The v)6.249 F(ariable)-.25 E F3 | |
7384 | (MAPFILE)3.749 E F0 1.249(is the def)3.499 F(ault)-.1 E F2(arr)3.749 E | |
7385 | (ay)-.15 E F0 6.249(.O)C 1.249(ptions, if supplied,)-6.249 F(ha)144 | |
7386 | 573.6 Q .3 -.15(ve t)-.2 H(he follo).15 E(wing meanings:)-.25 E F1<ad6e> | |
7387 | 144 585.6 Q F0(Cop)24.74 E 2.5(ya)-.1 G 2.5(tm)-2.5 G(ost)-2.5 E F2 | |
7388 | (count)2.7 E F0 2.5(lines. If)3.18 F F2(count)2.5 E F0 | |
7389 | (is 0, all lines are copied.)2.5 E F1<ad4f>144 597.6 Q F0(Be)22.52 E | |
7390 | (gin assigning to)-.15 E F2(arr)2.83 E(ay)-.15 E F0(at inde)2.82 E(x) | |
7391 | -.15 E F2(origin)2.5 E F0 5(.T).24 G(he def)-5 E(ault inde)-.1 E 2.5(xi) | |
7392 | -.15 G 2.5(s0)-2.5 G(.)-2.5 E F1<ad73>144 609.6 Q F0 | |
7393 | (Discard the \214rst)26.41 E F2(count)2.5 E F0(lines read.)2.5 E F1 | |
7394 | <ad74>144 621.6 Q F0(Remo)26.97 E .3 -.15(ve a t)-.15 H(railing ne).15 E | |
7395 | (wline from each line read.)-.25 E F1<ad75>144 633.6 Q F0 | |
7396 | (Read lines from \214le descriptor)24.74 E F2(fd)2.5 E F0 | |
7397 | (instead of the standard input.)2.5 E F1<ad43>144 645.6 Q F0(Ev)23.08 E | |
7398 | (aluate)-.25 E F2(callbac)2.7 E(k)-.2 E F0(each time)3.17 E F2(quantum) | |
7399 | 2.5 E F0(lines are read.)2.5 E(The)5 E F1<ad63>2.5 E F0 | |
7400 | (option speci\214es)2.5 E F2(quantum)2.5 E F0(.).32 E F1<ad63>144 657.6 | |
7401 | Q F0(Specify the number of lines read between each call to)25.86 E F2 | |
7402 | (callbac)2.5 E(k)-.2 E F0(.).67 E(If)144 674.4 Q F1<ad43>2.968 E F0 .467 | |
7403 | (is speci\214ed without)2.967 F F1<ad63>2.967 E F0 2.967(,t)C .467 | |
7404 | (he def)-2.967 F .467(ault quantum is 5000.)-.1 F(When)5.467 E F2 | |
7405 | (callbac)2.967 E(k)-.2 E F0 .467(is e)2.967 F -.25(va)-.25 G .467 | |
7406 | (luated, it is sup-).25 F .261(plied the inde)144 686.4 R 2.761(xo)-.15 | |
7407 | G 2.761(ft)-2.761 G .261(he ne)-2.761 F .262(xt array element to be ass\ | |
7408 | igned and the line to be assigned to that element)-.15 F .275 | |
7409 | (as additional ar)144 698.4 R(guments.)-.18 E F2(callbac)5.275 E(k)-.2 E | |
7410 | F0 .275(is e)2.775 F -.25(va)-.25 G .274 | |
7411 | (luated after the line is read b).25 F .274 | |
7412 | (ut before the array element is)-.2 F(assigned.)144 710.4 Q | |
7413 | (If not supplied with an e)144 727.2 Q(xplicit origin,)-.15 E F1 | |
7414 | (map\214le)2.5 E F0(will clear)2.5 E F2(arr)2.5 E(ay)-.15 E F0 | |
7415 | (before assigning to it.)2.5 E(GNU Bash 4.3)72 768 Q(2014 February 2) | |
7416 | 141.79 E(61)190.95 E 0 Cg EP | |
7417 | %%Page: 62 62 | |
17345e5a JA |
7418 | %%BeginPageSetup |
7419 | BP | |
7420 | %%EndPageSetup | |
7421 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
7422 | -.35 E/F1 10/Times-Bold@0 SF(map\214le)144 84 Q F0 1.905 |
7423 | (returns successfully unless an in)4.405 F -.25(va)-.4 G 1.905 | |
7424 | (lid option or option ar).25 F 1.906(gument is supplied,)-.18 F/F2 10 | |
7425 | /Times-Italic@0 SF(arr)4.406 E(ay)-.15 E F0(is)4.406 E(in)144 96 Q -.25 | |
7426 | (va)-.4 G(lid or unassignable, or if).25 E F2(arr)2.5 E(ay)-.15 E F0 | |
0001803f | 7427 | (is not an inde)2.5 E -.15(xe)-.15 G 2.5(da).15 G(rray)-2.5 E(.)-.65 E |
ac50fbac CR |
7428 | F1(popd)108 112.8 Q F0<5bad>2.5 E F1(n)A F0 2.5(][)C(+)-2.5 E F2(n)A F0 |
7429 | 2.5(][)C<ad>-2.5 E F2(n)A F0(])A(Remo)144 124.8 Q -.15(ve)-.15 G 2.8(se) | |
7430 | .15 G .3(ntries from the directory stack.)-2.8 F -.4(Wi)5.299 G .299 | |
7431 | (th no ar).4 F .299(guments, remo)-.18 F -.15(ve)-.15 G 2.799(st).15 G | |
7432 | .299(he top directory from the)-2.799 F 1.478(stack, and performs a)144 | |
7433 | 136.8 R F1(cd)3.978 E F0 1.479(to the ne)3.978 F 3.979(wt)-.25 G 1.479 | |
7434 | (op directory)-3.979 F 6.479(.A)-.65 G -.18(rg)-6.479 G 1.479 | |
7435 | (uments, if supplied, ha).18 F 1.779 -.15(ve t)-.2 H 1.479(he follo).15 | |
7436 | F(wing)-.25 E(meanings:)144 148.8 Q F1<ad6e>144 160.8 Q F0 .551 | |
17345e5a JA |
7437 | (Suppresses the normal change of directory when remo)24.74 F .551 |
7438 | (ving directories from the stack, so)-.15 F | |
ac50fbac CR |
7439 | (that only the stack is manipulated.)180 172.8 Q F1(+)144 184.8 Q F2(n)A |
7440 | F0(Remo)25.3 E -.15(ve)-.15 G 2.64(st).15 G(he)-2.64 E F2(n)2.64 E F0 | |
17345e5a | 7441 | .14(th entry counting from the left of the list sho)B .14(wn by)-.25 F |
ac50fbac CR |
7442 | F1(dirs)2.64 E F0 2.64(,s)C .14(tarting with zero.)-2.64 F -.15(Fo)180 |
7443 | 196.8 S 2.5(re).15 G(xample:)-2.65 E/F3 10/Courier@0 SF(popd +0)2.5 E F0 | |
17345e5a | 7444 | (remo)2.5 E -.15(ve)-.15 G 2.5(st).15 G(he \214rst directory)-2.5 E(,) |
ac50fbac CR |
7445 | -.65 E F3(popd +1)2.5 E F0(the second.)2.5 E F1<ad>144 208.8 Q F2(n)A F0 |
7446 | (Remo)25.3 E -.15(ve)-.15 G 3.76(st).15 G(he)-3.76 E F2(n)3.76 E F0 | |
7447 | 1.259(th entry counting from the right of the list sho)B 1.259(wn by) | |
7448 | -.25 F F1(dirs)3.759 E F0 3.759(,s)C 1.259(tarting with)-3.759 F 2.5 | |
7449 | (zero. F)180 220.8 R(or e)-.15 E(xample:)-.15 E F3(popd -0)2.5 E F0 | |
7450 | (remo)2.5 E -.15(ve)-.15 G 2.5(st).15 G(he last directory)-2.5 E(,)-.65 | |
7451 | E F3(popd -1)2.5 E F0(the ne)2.5 E(xt to last.)-.15 E .643(If the)144 | |
7452 | 237.6 R F1(popd)3.143 E F0 .643(command is successful, a)3.143 F F1 | |
7453 | (dirs)3.143 E F0 .644(is performed as well, and the return status is 0.) | |
7454 | 3.143 F F1(popd)5.644 E F0 .416(returns f)144 249.6 R .416 | |
7455 | (alse if an in)-.1 F -.25(va)-.4 G .415 | |
7456 | (lid option is encountered, the directory stack is empty).25 F 2.915 | |
7457 | (,an)-.65 G(on-e)-2.915 E .415(xistent direc-)-.15 F | |
7458 | (tory stack entry is speci\214ed, or the directory change f)144 261.6 Q | |
7459 | (ails.)-.1 E F1(printf)108 278.4 Q F0([)2.5 E F1<ad76>A F2(var)2.5 E F0 | |
7460 | (])A F2(format)2.5 E F0([)2.5 E F2(ar)A(guments)-.37 E F0(])A 1.436 | |
7461 | (Write the formatted)144 290.4 R F2(ar)3.936 E(guments)-.37 E F0 1.437 | |
7462 | (to the standard output under the control of the)3.936 F F2(format)3.937 | |
7463 | E F0 6.437(.T)C(he)-6.437 E F1<ad76>3.937 E F0 .126 | |
7464 | (option causes the output to be assigned to the v)144 302.4 R(ariable) | |
7465 | -.25 E F2(var)2.626 E F0 .126(rather than being printed to the standard) | |
7466 | 2.626 F(output.)144 314.4 Q(The)144 338.4 Q F2(format)3.017 E F0 .517(i\ | |
7467 | s a character string which contains three types of objects: plain chara\ | |
7468 | cters, which are)3.017 F .704(simply copied to standard output, charact\ | |
7469 | er escape sequences, which are con)144 350.4 R -.15(ve)-.4 G .703 | |
7470 | (rted and copied to).15 F .036(the standard output, and format speci\ | |
7471 | \214cations, each of which causes printing of the ne)144 362.4 R .037 | |
7472 | (xt successi)-.15 F -.15(ve)-.25 G F2(ar)144 374.4 Q(gument)-.37 E F0 | |
7473 | 5.532(.I)C 3.032(na)-5.532 G .532(ddition to the standard)-3.032 F F2 | |
7474 | (printf)3.032 E F0 .532(\(1\) format speci\214cations,)B F1(printf)3.031 | |
7475 | E F0 .531(interprets the follo)3.031 F(w-)-.25 E(ing e)144 386.4 Q | |
7476 | (xtensions:)-.15 E F1(%b)144 398.4 Q F0(causes)20.44 E F1(printf)5.115 E | |
7477 | F0 2.615(to e)5.115 F 2.615 | |
7478 | (xpand backslash escape sequences in the corresponding)-.15 F F2(ar) | |
7479 | 5.115 E(gument)-.37 E F0(\(e)180 410.4 Q .608(xcept that)-.15 F F1(\\c) | |
7480 | 3.108 E F0 .608(terminates output, backslashes in)3.108 F F1<5c08>3.108 | |
7481 | E F0(,)A F1(\\")3.108 E F0 3.108(,a)C(nd)-3.108 E F1(\\?)3.108 E F0 .608 | |
495aee44 | 7482 | (are not remo)3.108 F -.15(ve)-.15 G .608(d, and octal).15 F(escapes be) |
ac50fbac CR |
7483 | 180 422.4 Q(ginning with)-.15 E F1(\\0)2.5 E F0 |
7484 | (may contain up to four digits\).)2.5 E F1(%q)144 434.4 Q F0(causes) | |
7485 | 20.44 E F1(printf)2.51 E F0 .01(to output the corresponding)2.51 F F2 | |
7486 | (ar)2.51 E(gument)-.37 E F0 .01(in a format that can be reused as shell) | |
7487 | 2.51 F(input.)180 446.4 Q F1(%\()144 458.4 Q F2(datefmt)A F1(\)T)A F0 | |
7488 | (causes)180 470.4 Q F1(printf)4.404 E F0 1.904 | |
7489 | (to output the date-time string resulting from using)4.404 F F2(datefmt) | |
7490 | 4.404 E F0 1.903(as a format)4.404 F .38(string for)180 482.4 R F2 | |
7491 | (strftime)2.881 E F0 2.881(\(3\). The)B(corresponding)2.881 E F2(ar) | |
495aee44 | 7492 | 2.881 E(gument)-.37 E F0 .381(is an inte)2.881 F .381 |
ac50fbac CR |
7493 | (ger representing the number)-.15 F .458(of seconds since the epoch.)180 |
7494 | 494.4 R -1 -.8(Tw o)5.458 H .458(special ar)3.758 F .458(gument v)-.18 F | |
7495 | .458(alues may be used: -1 represents the)-.25 F .847 | |
7496 | (current time, and -2 represents the time the shell w)180 506.4 R .847 | |
7497 | (as in)-.1 F -.2(vo)-.4 G -.1(ke).2 G 3.348(d. If).1 F .848(no ar)3.348 | |
7498 | F .848(gument is speci-)-.18 F .355(\214ed, con)180 518.4 R -.15(ve)-.4 | |
7499 | G .355(rsion beha).15 F -.15(ve)-.2 G 2.855(sa).15 G 2.855(si)-2.855 G | |
7500 | 2.855(f-)-2.855 G 2.855(1h)-2.855 G .354(ad been gi)-2.855 F -.15(ve) | |
7501 | -.25 G 2.854(n. This).15 F .354(is an e)2.854 F .354 | |
7502 | (xception to the usual)-.15 F F1(printf)2.854 E F0(beha)180 530.4 Q | |
7503 | (vior)-.2 E(.)-.55 E(Ar)144 547.2 Q .463(guments to non-string format s\ | |
7504 | peci\214ers are treated as C constants, e)-.18 F .464 | |
7505 | (xcept that a leading plus or)-.15 F 1.259(minus sign is allo)144 559.2 | |
495aee44 CR |
7506 | R 1.259 |
7507 | (wed, and if the leading character is a single or double quote, the v) | |
ac50fbac CR |
7508 | -.25 F 1.258(alue is the)-.25 F(ASCII v)144 571.2 Q(alue of the follo) |
7509 | -.25 E(wing character)-.25 E(.)-.55 E(The)144 588 Q F2(format)3.423 E F0 | |
7510 | .923(is reused as necessary to consume all of the)3.423 F F2(ar)3.423 E | |
7511 | (guments)-.37 E F0 5.923(.I)C 3.423(ft)-5.923 G(he)-3.423 E F2(format) | |
7512 | 3.423 E F0 .924(requires more)3.424 F F2(ar)144 600 Q(guments)-.37 E F0 | |
7513 | .033(than are supplied, the e)2.534 F .033 | |
17345e5a | 7514 | (xtra format speci\214cations beha)-.15 F .333 -.15(ve a)-.2 H 2.533(si) |
ac50fbac CR |
7515 | .15 G 2.533(faz)-2.533 G .033(ero v)-2.533 F .033(alue or null string,) |
7516 | -.25 F(as appropriate, had been supplied.)144 612 Q(The return v)5 E | |
7517 | (alue is zero on success, non-zero on f)-.25 E(ailure.)-.1 E F1(pushd) | |
7518 | 108 628.8 Q F0([)2.5 E F1<ad6e>A F0 2.5(][)C(+)-2.5 E F2(n)A F0 2.5(][)C | |
7519 | <ad>-2.5 E F2(n)A F0(])A F1(pushd)108 640.8 Q F0([)2.5 E F1<ad6e>A F0 | |
7520 | 2.5(][)C F2(dir)-2.5 E F0(])A .639(Adds a directory to the top of the d\ | |
7521 | irectory stack, or rotates the stack, making the ne)144 652.8 R 3.14(wt) | |
7522 | -.25 G .64(op of the)-3.14 F 1.316(stack the current w)144 664.8 R 1.316 | |
7523 | (orking directory)-.1 F 6.316(.W)-.65 G 1.315(ith no ar)-6.716 F 1.315 | |
7524 | (guments, e)-.18 F 1.315(xchanges the top tw)-.15 F 3.815(od)-.1 G 1.315 | |
7525 | (irectories and)-3.815 F .871 | |
7526 | (returns 0, unless the directory stack is empty)144 676.8 R 5.871(.A) | |
7527 | -.65 G -.18(rg)-5.871 G .872(uments, if supplied, ha).18 F 1.172 -.15 | |
7528 | (ve t)-.2 H .872(he follo).15 F .872(wing mean-)-.25 F(ings:)144 688.8 Q | |
7529 | F1<ad6e>144 700.8 Q F0 .902(Suppresses the normal change of directory w\ | |
0001803f | 7530 | hen adding directories to the stack, so that)24.74 F |
ac50fbac CR |
7531 | (only the stack is manipulated.)180 712.8 Q(GNU Bash 4.3)72 768 Q |
7532 | (2014 February 2)141.79 E(62)190.95 E 0 Cg EP | |
7533 | %%Page: 63 63 | |
7534 | %%BeginPageSetup | |
7535 | BP | |
7536 | %%EndPageSetup | |
7537 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
7538 | -.35 E/F1 10/Times-Bold@0 SF(+)144 84 Q/F2 10/Times-Italic@0 SF(n)A F0 | |
7539 | 1.267(Rotates the stack so that the)25.3 F F2(n)3.767 E F0 1.268 | |
7540 | (th directory \(counting from the left of the list sho)B 1.268(wn by) | |
7541 | -.25 F F1(dirs)180 96 Q F0 2.5(,s)C(tarting with zero\) is at the top.) | |
7542 | -2.5 E F1<ad>144 108 Q F2(n)A F0 .92(Rotates the stack so that the)25.3 | |
7543 | F F2(n)3.42 E F0 .92 | |
17345e5a | 7544 | (th directory \(counting from the right of the list sho)B .92(wn by)-.25 |
ac50fbac CR |
7545 | F F1(dirs)180 120 Q F0 2.5(,s)C(tarting with zero\) is at the top.)-2.5 |
7546 | E F2(dir)144.35 132 Q F0(Adds)23.98 E F2(dir)3.137 E F0 .287 | |
7547 | (to the directory stack at the top, making it the ne)3.517 F 2.788(wc) | |
7548 | -.25 G .288(urrent w)-2.788 F .288(orking directory as)-.1 F | |
7549 | (if it had been supplied as the ar)180 144 Q(gument to the)-.18 E F1(cd) | |
7550 | 2.5 E F0 -.2(bu)2.5 G(iltin.).2 E .489(If the)144 160.8 R F1(pushd)2.989 | |
7551 | E F0 .489(command is successful, a)2.989 F F1(dirs)2.988 E F0 .488 | |
7552 | (is performed as well.)2.988 F .488(If the \214rst form is used,)5.488 F | |
7553 | F1(pushd)2.988 E F0 1.039(returns 0 unless the cd to)144 172.8 R F2(dir) | |
7554 | 3.889 E F0 -.1(fa)4.269 G 3.539(ils. W).1 F 1.039(ith the second form,) | |
7555 | -.4 F F1(pushd)3.54 E F0 1.04(returns 0 unless the directory)3.54 F .847 | |
7556 | (stack is empty)144 184.8 R 3.347(,an)-.65 G(on-e)-3.347 E .847(xistent\ | |
7557 | directory stack element is speci\214ed, or the directory change to the) | |
7558 | -.15 F(speci\214ed ne)144 196.8 Q 2.5(wc)-.25 G(urrent directory f)-2.5 | |
7559 | E(ails.)-.1 E F1(pwd)108 213.6 Q F0([)2.5 E F1(\255LP)A F0(])A .844 | |
7560 | (Print the absolute pathname of the current w)144 225.6 R .845 | |
495aee44 CR |
7561 | (orking directory)-.1 F 5.845(.T)-.65 G .845 |
7562 | (he pathname printed contains no)-5.845 F .182(symbolic links if the)144 | |
ac50fbac CR |
7563 | 237.6 R F1<ad50>2.681 E F0 .181(option is supplied or the)2.681 F F1 |
7564 | .181(\255o ph)2.681 F(ysical)-.15 E F0 .181(option to the)2.681 F F1 | |
7565 | (set)2.681 E F0 -.2(bu)2.681 G .181(iltin command is).2 F 3.263 | |
7566 | (enabled. If)144 249.6 R(the)3.263 E F1<ad4c>3.263 E F0 .763 | |
495aee44 CR |
7567 | (option is used, the pathname printed may contain symbolic links.)3.263 |
7568 | F .764(The return)5.764 F 1.36(status is 0 unless an error occurs while\ | |
ac50fbac CR |
7569 | reading the name of the current directory or an in)144 261.6 R -.25(va) |
7570 | -.4 G(lid).25 E(option is supplied.)144 273.6 Q F1 -.18(re)108 290.4 S | |
7571 | (ad).18 E F0([)3.816 E F1(\255ers)A F0 3.816(][)C F1<ad61>-3.816 E F2 | |
7572 | (aname)3.816 E F0 3.816(][)C F1<ad64>-3.816 E F2(delim)3.816 E F0 3.816 | |
7573 | (][)C F1<ad69>-3.816 E F2(te)3.816 E(xt)-.2 E F0 3.816(][)C F1<ad6e> | |
7574 | -3.816 E F2(nc)3.816 E(har)-.15 E(s)-.1 E F0 3.817(][)C F1<ad4e>-3.817 E | |
7575 | F2(nc)3.817 E(har)-.15 E(s)-.1 E F0 3.817(][)C F1<ad70>-3.817 E F2(pr) | |
7576 | 3.817 E(ompt)-.45 E F0 3.817(][)C F1<ad74>-3.817 E F2(timeout)3.817 E F0 | |
7577 | 3.817(][)C F1<ad75>-3.817 E F2(fd)3.817 E F0(])A([)108 302.4 Q F2(name)A | |
7578 | F0(...])2.5 E .516(One line is read from the standard input, or from th\ | |
7579 | e \214le descriptor)144 314.4 R F2(fd)3.016 E F0 .516(supplied as an ar) | |
7580 | 3.016 F .517(gument to)-.18 F(the)144 326.4 Q F1<ad75>2.539 E F0 .039 | |
495aee44 | 7581 | (option, and the \214rst w)2.539 F .038(ord is assigned to the \214rst) |
ac50fbac CR |
7582 | -.1 F F2(name)2.538 E F0 2.538(,t).18 G .038(he second w)-2.538 F .038 |
7583 | (ord to the second)-.1 F F2(name)2.538 E F0(,).18 E .42 | |
7584 | (and so on, with lefto)144 338.4 R -.15(ve)-.15 G 2.92(rw).15 G .42 | |
0001803f | 7585 | (ords and their interv)-3.02 F .42 |
ac50fbac CR |
7586 | (ening separators assigned to the last)-.15 F F2(name)2.92 E F0 5.42(.I) |
7587 | .18 G 2.92(ft)-5.42 G(here)-2.92 E .541(are fe)144 350.4 R .541(wer w) | |
495aee44 | 7588 | -.25 F .541(ords read from the input stream than names, the remaining n\ |
ac50fbac CR |
7589 | ames are assigned empty)-.1 F -.25(va)144 362.4 S 3.357(lues. The).25 F |
7590 | .857(characters in)3.357 F/F3 9/Times-Bold@0 SF(IFS)3.357 E F0 .857 | |
7591 | (are used to split the line into w)3.107 F .857 | |
7592 | (ords using the same rules the shell)-.1 F .754(uses for e)144 374.4 R | |
7593 | .753(xpansion \(described abo)-.15 F 1.053 -.15(ve u)-.15 H(nder).15 E | |
7594 | F1 -.75(Wo)3.253 G .753(rd Splitting).75 F F0 3.253(\). The)B .753 | |
7595 | (backslash character \()3.253 F F1(\\)A F0 3.253(\)m)C .753(ay be)-3.253 | |
7596 | F .075(used to remo)144 386.4 R .375 -.15(ve a)-.15 H .375 -.15(ny s).15 | |
7597 | H .075(pecial meaning for the ne).15 F .076 | |
7598 | (xt character read and for line continuation.)-.15 F(Options,)5.076 E | |
7599 | (if supplied, ha)144 398.4 Q .3 -.15(ve t)-.2 H(he follo).15 E | |
7600 | (wing meanings:)-.25 E F1<ad61>144 410.4 Q F2(aname)2.5 E F0 1.05(The w) | |
7601 | 180 422.4 R 1.049 | |
17345e5a | 7602 | (ords are assigned to sequential indices of the array v)-.1 F(ariable) |
ac50fbac CR |
7603 | -.25 E F2(aname)3.549 E F0 3.549(,s).18 G 1.049(tarting at 0.)-3.549 F |
7604 | F2(aname)180.33 434.4 Q F0(is unset before an)2.68 E 2.5(yn)-.15 G .5 | |
7605 | -.25(ew va)-2.5 H(lues are assigned.).25 E(Other)5 E F2(name)2.5 E F0 | |
7606 | (ar)2.5 E(guments are ignored.)-.18 E F1<ad64>144 446.4 Q F2(delim)2.5 E | |
7607 | F0(The \214rst character of)180 458.4 Q F2(delim)2.5 E F0 | |
17345e5a | 7608 | (is used to terminate the input line, rather than ne)2.5 E(wline.)-.25 E |
ac50fbac CR |
7609 | F1<ad65>144 470.4 Q F0 .372 |
7610 | (If the standard input is coming from a terminal,)25.86 F F1 -.18(re) | |
7611 | 2.873 G(adline).18 E F0(\(see)2.873 E F3(READLINE)2.873 E F0(abo)2.623 E | |
7612 | -.15(ve)-.15 G 2.873(\)i).15 G 2.873(su)-2.873 G(sed)-2.873 E .218 | |
7613 | (to obtain the line.)180 482.4 R .218 | |
7614 | (Readline uses the current \(or def)5.218 F .218 | |
7615 | (ault, if line editing w)-.1 F .218(as not pre)-.1 F(viously)-.25 E | |
7616 | (acti)180 494.4 Q -.15(ve)-.25 G 2.5(\)e).15 G(diting settings.)-2.5 E | |
7617 | F1<ad69>144 506.4 Q F2(te)2.5 E(xt)-.2 E F0(If)10.78 E F1 -.18(re)2.715 | |
7618 | G(adline).18 E F0 .216(is being used to read the line,)2.715 F F2(te) | |
7619 | 2.716 E(xt)-.2 E F0 .216(is placed into the editing b)2.716 F(uf)-.2 E | |
7620 | .216(fer before edit-)-.25 F(ing be)180 518.4 Q(gins.)-.15 E F1<ad6e>144 | |
7621 | 530.4 Q F2(nc)2.5 E(har)-.15 E(s)-.1 E F1 -.18(re)180 542.4 S(ad).18 E | |
7622 | F0 1.395(returns after reading)3.895 F F2(nc)3.895 E(har)-.15 E(s)-.1 E | |
7623 | F0 1.395(characters rather than w)3.895 F 1.394 | |
7624 | (aiting for a complete line of)-.1 F(input, b)180 554.4 Q | |
7625 | (ut honor a delimiter if fe)-.2 E(wer than)-.25 E F2(nc)2.5 E(har)-.15 E | |
7626 | (s)-.1 E F0(characters are read before the delimiter)2.5 E(.)-.55 E F1 | |
7627 | <ad4e>144 566.4 Q F2(nc)2.5 E(har)-.15 E(s)-.1 E F1 -.18(re)180 578.4 S | |
7628 | (ad).18 E F0 1.269(returns after reading e)3.769 F(xactly)-.15 E F2(nc) | |
7629 | 3.769 E(har)-.15 E(s)-.1 E F0 1.269(characters rather than w)3.769 F | |
7630 | 1.27(aiting for a complete)-.1 F .275 | |
7631 | (line of input, unless EOF is encountered or)180 590.4 R F1 -.18(re) | |
7632 | 2.775 G(ad).18 E F0 .274(times out.)2.774 F .274 | |
7633 | (Delimiter characters encoun-)5.274 F 1.002 | |
7634 | (tered in the input are not treated specially and do not cause)180 602.4 | |
7635 | R F1 -.18(re)3.503 G(ad).18 E F0 1.003(to return until)3.503 F F2(nc) | |
7636 | 3.503 E(har)-.15 E(s)-.1 E F0(characters are read.)180 614.4 Q F1<ad70> | |
7637 | 144 626.4 Q F2(pr)2.5 E(ompt)-.45 E F0(Display)180 638.4 Q F2(pr)3.661 E | |
7638 | (ompt)-.45 E F0 1.161(on standard error)3.661 F 3.661(,w)-.4 G 1.161 | |
0001803f | 7639 | (ithout a trailing ne)-3.661 F 1.161(wline, before attempting to read) |
ac50fbac CR |
7640 | -.25 F(an)180 650.4 Q 2.5(yi)-.15 G 2.5(nput. The)-2.5 F |
7641 | (prompt is displayed only if input is coming from a terminal.)2.5 E F1 | |
7642 | <ad72>144 662.4 Q F0 .543(Backslash does not act as an escape character) | |
7643 | 25.86 F 5.543(.T)-.55 G .544(he backslash is considered to be part of) | |
7644 | -5.543 F(the line.)180 674.4 Q(In particular)5 E 2.5(,ab)-.4 G | |
0001803f | 7645 | (ackslash-ne)-2.5 E(wline pair may not be used as a line continuation.) |
ac50fbac CR |
7646 | -.25 E F1<ad73>144 686.4 Q F0(Silent mode.)26.41 E |
7647 | (If input is coming from a terminal, characters are not echoed.)5 E F1 | |
7648 | <ad74>144 698.4 Q F2(timeout)2.5 E F0(Cause)180 710.4 Q F1 -.18(re)2.929 | |
7649 | G(ad).18 E F0 .428(to time out and return f)2.929 F .428 | |
7650 | (ailure if a complete line of input \(or a speci\214ed num-)-.1 F .56 | |
7651 | (ber of characters\) is not read within)180 722.4 R F2(timeout)3.061 E | |
7652 | F0(seconds.)3.061 E F2(timeout)5.561 E F0 .561(may be a decimal number) | |
7653 | 3.061 F(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(63)190.95 E 0 Cg | |
7654 | EP | |
7655 | %%Page: 64 64 | |
7656 | %%BeginPageSetup | |
7657 | BP | |
7658 | %%EndPageSetup | |
7659 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
7660 | -.35 E(with a fractional portion follo)180 84 Q(wing the decimal point.) | |
7661 | -.25 E(This option is only ef)5 E(fecti)-.25 E .3 -.15(ve i)-.25 H(f).15 | |
7662 | E/F1 10/Times-Bold@0 SF -.18(re)2.5 G(ad).18 E F0 .506(is reading input\ | |
7663 | from a terminal, pipe, or other special \214le; it has no ef)180 96 R | |
7664 | .506(fect when reading)-.25 F .59(from re)180 108 R .59(gular \214les.) | |
7665 | -.15 F(If)5.59 E F1 -.18(re)3.09 G(ad).18 E F0 .589(times out,)3.09 F F1 | |
7666 | -.18(re)3.089 G(ad).18 E F0(sa)3.089 E -.15(ve)-.2 G 3.089(sa).15 G .889 | |
7667 | -.15(ny p)-3.089 H .589(artial input read into the speci\214ed).15 F | |
7668 | -.25(va)180 120 S(riable).25 E/F2 10/Times-Italic@0 SF(name)2.77 E F0 | |
7669 | 5.27(.I)C(f)-5.27 E F2(timeout)2.77 E F0 .27(is 0,)2.77 F F1 -.18(re) | |
7670 | 2.77 G(ad).18 E F0 .27(returns immediately)2.77 F 2.77(,w)-.65 G .27 | |
7671 | (ithout trying to read an)-2.77 F 2.77(yd)-.15 G(ata.)-2.77 E 1.12 | |
7672 | (The e)180 132 R 1.12(xit status is 0 if input is a)-.15 F -.25(va)-.2 G | |
7673 | 1.12(ilable on the speci\214ed \214le descriptor).25 F 3.62(,n)-.4 G | |
7674 | 1.12(on-zero other)-3.62 F(-)-.2 E 2.5(wise. The)180 144 R -.15(ex)2.5 G | |
7675 | (it status is greater than 128 if the timeout is e).15 E(xceeded.)-.15 E | |
7676 | F1<ad75>144 156 Q F2(fd)2.5 E F0(Read input from \214le descriptor)14.46 | |
7677 | E F2(fd)2.5 E F0(.)A .191(If no)144 172.8 R F2(names)3.051 E F0 .191 | |
7678 | (are supplied, the line read is assigned to the v)2.961 F(ariable)-.25 E | |
7679 | /F3 9/Times-Bold@0 SF(REPL)2.692 E(Y)-.828 E/F4 9/Times-Roman@0 SF(.)A | |
7680 | F0 .192(The return code is zero,)4.692 F 1.344 | |
7681 | (unless end-of-\214le is encountered,)144 184.8 R F1 -.18(re)3.844 G(ad) | |
17345e5a | 7682 | .18 E F0 1.343 |
ac50fbac CR |
7683 | (times out \(in which case the return code is greater than)3.844 F .871 |
7684 | (128\), a v)144 196.8 R .871 | |
7685 | (ariable assignment error \(such as assigning to a readonly v)-.25 F | |
7686 | .872(ariable\) occurs, or an in)-.25 F -.25(va)-.4 G(lid).25 E | |
7687 | (\214le descriptor is supplied as the ar)144 208.8 Q(gument to)-.18 E F1 | |
7688 | <ad75>2.5 E F0(.)A F1 -.18(re)108 225.6 S(adonly).18 E F0([)2.5 E F1 | |
7689 | (\255aAf)A F0 2.5(][)C F1<ad70>-2.5 E F0 2.5(][)C F2(name)-2.5 E F0([=)A | |
7690 | F2(wor)A(d)-.37 E F0 2.5(].)C(..])-2.5 E .77(The gi)144 237.6 R -.15(ve) | |
7691 | -.25 G(n).15 E F2(names)3.27 E F0 .77(are mark)3.27 F .77 | |
7692 | (ed readonly; the v)-.1 F .77(alues of these)-.25 F F2(names)3.63 E F0 | |
495aee44 | 7693 | .77(may not be changed by subse-)3.54 F 1.096(quent assignment.)144 |
ac50fbac CR |
7694 | 249.6 R 1.096(If the)6.096 F F1<ad66>3.596 E F0 1.097 |
7695 | (option is supplied, the functions corresponding to the)3.596 F F2 | |
7696 | (names)3.597 E F0 1.097(are so)3.597 F(mark)144 261.6 Q 3.334(ed. The) | |
7697 | -.1 F F1<ad61>3.334 E F0 .834(option restricts the v)3.334 F .834 | |
17345e5a | 7698 | (ariables to inde)-.25 F -.15(xe)-.15 G 3.334(da).15 G .834(rrays; the) |
ac50fbac CR |
7699 | -3.334 F F1<ad41>3.334 E F0 .834(option restricts the v)3.334 F(ari-) |
7700 | -.25 E .776(ables to associati)144 273.6 R 1.076 -.15(ve a)-.25 H 3.276 | |
7701 | (rrays. If).15 F .777(both options are supplied,)3.276 F F1<ad41>3.277 E | |
7702 | F0(tak)3.277 E .777(es precedence.)-.1 F .777(If no)5.777 F F2(name) | |
7703 | 3.637 E F0(ar)3.457 E(gu-)-.18 E .522(ments are gi)144 285.6 R -.15(ve) | |
7704 | -.25 G .521(n, or if the).15 F F1<ad70>3.021 E F0 .521 | |
495aee44 CR |
7705 | (option is supplied, a list of all readonly names is printed.)3.021 F |
7706 | .521(The other)5.521 F .295(options may be used to restrict the output \ | |
ac50fbac | 7707 | to a subset of the set of readonly names.)144 297.6 R(The)5.296 E F1 |
495aee44 CR |
7708 | <ad70>2.796 E F0(option)2.796 E .786 |
7709 | (causes output to be displayed in a format that may be reused as input.) | |
ac50fbac CR |
7710 | 144 309.6 R .786(If a v)5.786 F .785(ariable name is fol-)-.25 F(lo)144 |
7711 | 321.6 Q .717(wed by =)-.25 F F2(wor)A(d)-.37 E F0 3.218(,t)C .718(he v) | |
7712 | -3.218 F .718(alue of the v)-.25 F .718(ariable is set to)-.25 F F2(wor) | |
495aee44 CR |
7713 | 3.218 E(d)-.37 E F0 5.718(.T)C .718(he return status is 0 unless an in) |
7714 | -5.718 F -.25(va)-.4 G(lid).25 E .26(option is encountered, one of the) | |
ac50fbac CR |
7715 | 144 333.6 R F2(names)3.12 E F0 .26(is not a v)3.03 F .26(alid shell v) |
7716 | -.25 F .26(ariable name, or)-.25 F F1<ad66>2.76 E F0 .26 | |
7717 | (is supplied with a)2.76 F F2(name)144.36 345.6 Q F0 | |
7718 | (that is not a function.)2.68 E F1 -.18(re)108 362.4 S(tur).18 E(n)-.15 | |
7719 | E F0([)2.5 E F2(n)A F0(])A .02(Causes a function to stop e)144 374.4 R | |
7720 | -.15(xe)-.15 G .02(cuting and return the v).15 F .021 | |
7721 | (alue speci\214ed by)-.25 F F2(n)2.881 E F0 .021(to its caller)2.761 F | |
7722 | 5.021(.I)-.55 G(f)-5.021 E F2(n)2.881 E F0 .021(is omitted,)2.761 F .469 | |
7723 | (the return status is that of the last command e)144 386.4 R -.15(xe) | |
7724 | -.15 G .469(cuted in the function body).15 F 5.469(.I)-.65 G(f)-5.469 E | |
7725 | F1 -.18(re)2.969 G(tur).18 E(n)-.15 E F0 .468(is used out-)2.969 F .466 | |
7726 | (side a function, b)144 398.4 R .466(ut during e)-.2 F -.15(xe)-.15 G | |
7727 | .467(cution of a script by the).15 F F1(.)2.967 E F0(\()5.467 E F1(sour) | |
7728 | A(ce)-.18 E F0 2.967(\)c)C .467(ommand, it causes the shell to)-2.967 F | |
7729 | .088(stop e)144 410.4 R -.15(xe)-.15 G .087 | |
7730 | (cuting that script and return either).15 F F2(n)2.947 E F0 .087 | |
7731 | (or the e)2.827 F .087(xit status of the last command e)-.15 F -.15(xe) | |
7732 | -.15 G .087(cuted within).15 F .613(the script as the e)144 422.4 R .613 | |
7733 | (xit status of the script.)-.15 F(If)5.613 E F2(n)3.113 E F0 .613 | |
7734 | (is supplied, the return v)3.113 F .613 | |
7735 | (alue is its least signi\214cant 8)-.25 F 2.511(bits. The)144 434.4 R | |
7736 | .011(return status is non-zero if)2.511 F F1 -.18(re)2.511 G(tur).18 E | |
7737 | (n)-.15 E F0 .011(is supplied a non-numeric ar)2.511 F .01 | |
7738 | (gument, or is used outside)-.18 F 2.909(af)144 446.4 S .409 | |
7739 | (unction and not during e)-2.909 F -.15(xe)-.15 G .41 | |
7740 | (cution of a script by).15 F F1(.)2.91 E F0(or)3.743 E F1(sour)2.91 E | |
7741 | (ce)-.18 E F0 5.41(.A)C .71 -.15(ny c)-5.41 H .41 | |
7742 | (ommand associated with the).15 F F1(RETURN)144 458.4 Q F0(trap is e)2.5 | |
7743 | E -.15(xe)-.15 G(cuted before e).15 E -.15(xe)-.15 G | |
7744 | (cution resumes after the function or script.).15 E F1(set)108 475.2 Q | |
7745 | F0([)2.5 E F1(\255\255abefhkmnptuvxBCEHPT)A F0 2.5(][)C F1<ad6f>-2.5 E | |
7746 | F2(option\255name)2.5 E F0 2.5(][)C F2(ar)-2.5 E(g)-.37 E F0(...])2.5 E | |
7747 | F1(set)108 487.2 Q F0([)2.5 E F1(+abefhkmnptuvxBCEHPT)A F0 2.5(][)C F1 | |
7748 | (+o)-2.5 E F2(option\255name)2.5 E F0 2.5(][)C F2(ar)-2.5 E(g)-.37 E F0 | |
7749 | (...])2.5 E -.4(Wi)144 499.2 S .836(thout options, the name and v).4 F | |
7750 | .835(alue of each shell v)-.25 F .835 | |
7751 | (ariable are displayed in a format that can be)-.25 F .784 | |
7752 | (reused as input for setting or resetting the currently-set v)144 511.2 | |
7753 | R 3.284(ariables. Read-only)-.25 F -.25(va)3.284 G .784 | |
7754 | (riables cannot be).25 F 2.912(reset. In)144 523.2 R F2(posix)2.912 E F0 | |
7755 | .412(mode, only shell v)2.912 F .412(ariables are listed.)-.25 F .412 | |
7756 | (The output is sorted according to the current)5.412 F 3.53 | |
7757 | (locale. When)144 535.2 R 1.031(options are speci\214ed, the)3.53 F | |
7758 | 3.531(ys)-.15 G 1.031(et or unset shell attrib)-3.531 F 3.531(utes. An) | |
7759 | -.2 F 3.531(ya)-.15 G -.18(rg)-3.531 G 1.031(uments remaining).18 F | |
7760 | 1.624(after option processing are treated as v)144 547.2 R 1.623 | |
7761 | (alues for the positional parameters and are assigned, in)-.25 F(order) | |
7762 | 144 559.2 Q 2.5(,t)-.4 G(o)-2.5 E F1($1)2.5 E F0(,)A F1($2)2.5 E F0(,)A | |
7763 | F1 2.5(... $)2.5 F F2(n)A F0 5(.O)C(ptions, if speci\214ed, ha)-5 E .3 | |
7764 | -.15(ve t)-.2 H(he follo).15 E(wing meanings:)-.25 E F1<ad61>144 571.2 Q | |
7765 | F0 .539(Automatically mark v)29.3 F .539 | |
7766 | (ariables and functions which are modi\214ed or created for e)-.25 F .54 | |
7767 | (xport to)-.15 F(the en)184 583.2 Q(vironment of subsequent commands.) | |
7768 | -.4 E F1<ad62>144 595.2 Q F0 .132 | |
7769 | (Report the status of terminated background jobs immediately)28.74 F | |
7770 | 2.632(,r)-.65 G .131(ather than before the ne)-2.632 F(xt)-.15 E | |
7771 | (primary prompt.)184 607.2 Q(This is ef)5 E(fecti)-.25 E .3 -.15(ve o) | |
7772 | -.25 H(nly when job control is enabled.).15 E F1<ad65>144 619.2 Q F0 | |
7773 | .087(Exit immediately if a)29.86 F F2(pipeline)2.587 E F0 .087 | |
7774 | (\(which may consist of a single)2.587 F F2 .088(simple command)2.588 F | |
7775 | F0 .088(\), a)B F2(list)2.588 E F0 2.588(,o)C(r)-2.588 E(a)184 631.2 Q | |
7776 | F2 1.294(compound command)3.794 F F0(\(see)3.794 E F3 1.294 | |
7777 | (SHELL GRAMMAR)3.794 F F0(abo)3.544 E -.15(ve)-.15 G 3.793(\), e).15 F | |
7778 | 1.293(xits with a non-zero status.)-.15 F .079(The shell does not e)184 | |
7779 | 643.2 R .079(xit if the command that f)-.15 F .08 | |
7780 | (ails is part of the command list immediately)-.1 F(follo)184 655.2 Q | |
7781 | 1.655(wing a)-.25 F F1(while)4.155 E F0(or)4.155 E F1(until)4.155 E F0 | |
7782 | -.1(ke)4.155 G(yw)-.05 E 1.655(ord, part of the test follo)-.1 F 1.654 | |
7783 | (wing the)-.25 F F1(if)4.154 E F0(or)4.154 E F1(elif)4.154 E F0(reserv) | |
7784 | 4.154 E(ed)-.15 E -.1(wo)184 667.2 S .581(rds, part of an).1 F 3.081(yc) | |
7785 | -.15 G .581(ommand e)-3.081 F -.15(xe)-.15 G .581(cuted in a).15 F F1 | |
7786 | (&&)3.081 E F0(or)3.081 E F1(||)3.081 E F0 .582(list e)3.082 F .582 | |
7787 | (xcept the command follo)-.15 F(wing)-.25 E .918(the \214nal)184 679.2 R | |
7788 | F1(&&)3.418 E F0(or)3.418 E F1(||)3.418 E F0 3.418(,a)C 1.218 -.15(ny c) | |
7789 | -3.418 H .918(ommand in a pipeline b).15 F .917 | |
7790 | (ut the last, or if the command')-.2 F 3.417(sr)-.55 G(eturn)-3.417 E | |
7791 | -.25(va)184 691.2 S .66(lue is being in).25 F -.15(ve)-.4 G .66 | |
7792 | (rted with).15 F F1(!)3.16 E F0 5.661(.I)C 3.161(fac)-5.661 G .661 | |
7793 | (ompound command other than a subshell returns a)-3.161 F 1.113 | |
7794 | (non-zero status because a command f)184 703.2 R 1.112(ailed while)-.1 F | |
7795 | F1<ad65>3.612 E F0 -.1(wa)3.612 G 3.612(sb).1 G 1.112 | |
7796 | (eing ignored, the shell does)-3.612 F .177(not e)184 715.2 R 2.677 | |
7797 | (xit. A)-.15 F .177(trap on)2.677 F F1(ERR)2.677 E F0 2.677(,i)C 2.678 | |
7798 | (fs)-2.677 G .178(et, is e)-2.678 F -.15(xe)-.15 G .178 | |
7799 | (cuted before the shell e).15 F 2.678(xits. This)-.15 F .178 | |
7800 | (option applies to)2.678 F 3.325(the shell en)184 727.2 R 3.325 | |
7801 | (vironment and each subshell en)-.4 F 3.325(vironment separately \(see) | |
7802 | -.4 F F3(COMMAND)5.824 E F0(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 | |
7803 | E(64)190.95 E 0 Cg EP | |
7804 | %%Page: 65 65 | |
17345e5a JA |
7805 | %%BeginPageSetup |
7806 | BP | |
7807 | %%EndPageSetup | |
7808 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
7809 | -.35 E/F1 9/Times-Bold@0 SF .106(EXECUTION ENVIR)184 84 R(ONMENT)-.27 E |
7810 | F0(abo)2.356 E -.15(ve)-.15 G .107(\), and may cause subshells to e).15 | |
7811 | F .107(xit before e)-.15 F -.15(xe)-.15 G(cuting).15 E | |
7812 | (all the commands in the subshell.)184 96 Q 2.042 | |
7813 | (If a compound command or shell function e)184 114 R -.15(xe)-.15 G | |
7814 | 2.042(cutes in a conte).15 F 2.042(xt where)-.15 F/F2 10/Times-Bold@0 SF | |
7815 | <ad65>4.542 E F0 2.042(is being)4.542 F 1.435 | |
7816 | (ignored, none of the commands e)184 126 R -.15(xe)-.15 G 1.436 | |
7817 | (cuted within the compound command or function).15 F .194 | |
7818 | (body will be af)184 138 R .194(fected by the)-.25 F F2<ad65>2.694 E F0 | |
7819 | .193(setting, e)2.693 F -.15(ve)-.25 G 2.693(ni).15 G(f)-2.693 E F2 | |
7820 | <ad65>2.693 E F0 .193(is set and a command returns a f)2.693 F(ailure) | |
7821 | -.1 E 3.39(status. If)184 150 R 3.39(ac)3.39 G .89 | |
7822 | (ompound command or shell function sets)-3.39 F F2<ad65>3.39 E F0 .89 | |
7823 | (while e)3.39 F -.15(xe)-.15 G .89(cuting in a conte).15 F(xt)-.15 E | |
7824 | (where)184 162 Q F2<ad65>3.154 E F0 .654 | |
7825 | (is ignored, that setting will not ha)3.154 F .953 -.15(ve a)-.2 H .953 | |
7826 | -.15(ny e).15 H -.25(ff).15 G .653(ect until the compound command).25 F | |
7827 | (or the command containing the function call completes.)184 174 Q F2 | |
7828 | <ad66>144 186 Q F0(Disable pathname e)30.97 E(xpansion.)-.15 E F2<ad68> | |
7829 | 144 198 Q F0 2.238(Remember the location of commands as the)28.74 F | |
7830 | 4.738(ya)-.15 G 2.239(re look)-4.738 F 2.239(ed up for e)-.1 F -.15(xe) | |
7831 | -.15 G 4.739(cution. This).15 F(is)4.739 E(enabled by def)184 210 Q | |
7832 | (ault.)-.1 E F2<ad6b>144 222 Q F0 .514(All ar)28.74 F .514 | |
17345e5a | 7833 | (guments in the form of assignment statements are placed in the en)-.18 |
ac50fbac CR |
7834 | F .513(vironment for a)-.4 F |
7835 | (command, not just those that precede the command name.)184 234 Q F2 | |
7836 | <ad6d>144 246 Q F0 .148(Monitor mode.)25.97 F .148 | |
7837 | (Job control is enabled.)5.148 F .149(This option is on by def)5.148 F | |
7838 | .149(ault for interacti)-.1 F .449 -.15(ve s)-.25 H(hells).15 E .651 | |
7839 | (on systems that support it \(see)184 258 R F1 .651(JOB CONTR)3.151 F | |
7840 | (OL)-.27 E F0(abo)2.901 E -.15(ve)-.15 G 3.151(\). All).15 F .65 | |
7841 | (processes run in a separate)3.151 F .678(process group.)184 270 R .679 | |
7842 | (When a background job completes, the shell prints a line containing it\ | |
7843 | s)5.678 F -.15(ex)184 282 S(it status.).15 E F2<ad6e>144 294 Q F0 .653 | |
7844 | (Read commands b)28.74 F .653(ut do not e)-.2 F -.15(xe)-.15 G .653 | |
7845 | (cute them.).15 F .652(This may be used to check a shell script for) | |
7846 | 5.653 F(syntax errors.)184 306 Q(This is ignored by interacti)5 E .3 | |
7847 | -.15(ve s)-.25 H(hells.).15 E F2<ad6f>144 318 Q/F3 10/Times-Italic@0 SF | |
7848 | (option\255name)2.5 E F0(The)184 330 Q F3(option\255name)2.5 E F0 | |
7849 | (can be one of the follo)2.5 E(wing:)-.25 E F2(allexport)184 342 Q F0 | |
7850 | (Same as)224 354 Q F2<ad61>2.5 E F0(.)A F2(braceexpand)184 366 Q F0 | |
7851 | (Same as)224 378 Q F2<ad42>2.5 E F0(.)A F2(emacs)184 390 Q F0 .089 | |
495aee44 CR |
7852 | (Use an emacs-style command line editing interf)13.9 F 2.589(ace. This) |
7853 | -.1 F .089(is enabled by def)2.589 F(ault)-.1 E .95 | |
ac50fbac CR |
7854 | (when the shell is interacti)224 402 R -.15(ve)-.25 G 3.45(,u).15 G .95 |
7855 | (nless the shell is started with the)-3.45 F F2(\255\255noediting)3.45 E | |
7856 | F0 2.5(option. This)224 414 R(also af)2.5 E(fects the editing interf) | |
7857 | -.25 E(ace used for)-.1 E F2 -.18(re)2.5 G(ad \255e).18 E F0(.)A F2(err) | |
7858 | 184 426 Q(exit)-.18 E F0(Same as)11.31 E F2<ad65>2.5 E F0(.)A F2 | |
7859 | (errtrace)184 438 Q F0(Same as)5.03 E F2<ad45>2.5 E F0(.)A F2(functrace) | |
7860 | 184 450 Q F0(Same as)224 462 Q F2<ad54>2.5 E F0(.)A F2(hashall)184 474 Q | |
7861 | F0(Same as)9.43 E F2<ad68>2.5 E F0(.)A F2(histexpand)184 486 Q F0 | |
7862 | (Same as)224 498 Q F2<ad48>2.5 E F0(.)A F2(history)184 510 Q F0 .586 | |
7863 | (Enable command history)10 F 3.087(,a)-.65 G 3.087(sd)-3.087 G .587 | |
7864 | (escribed abo)-3.087 F .887 -.15(ve u)-.15 H(nder).15 E F1(HIST)3.087 E | |
7865 | (OR)-.162 E(Y)-.315 E/F4 9/Times-Roman@0 SF(.)A F0 .587(This option is) | |
7866 | 5.087 F(on by def)224 522 Q(ault in interacti)-.1 E .3 -.15(ve s)-.25 H | |
7867 | (hells.).15 E F2(ignor)184 534 Q(eeof)-.18 E F0 1.657(The ef)224 546 R | |
7868 | 1.657(fect is as if the shell command)-.25 F/F5 10/Courier@0 SF | |
7869 | (IGNOREEOF=10)4.156 E F0 1.656(had been e)4.156 F -.15(xe)-.15 G(cuted) | |
7870 | .15 E(\(see)224 558 Q F2(Shell V)2.5 E(ariables)-.92 E F0(abo)2.5 E -.15 | |
7871 | (ve)-.15 G(\).).15 E F2 -.1(ke)184 570 S(yw).1 E(ord)-.1 E F0(Same as) | |
7872 | 224 582 Q F2<ad6b>2.5 E F0(.)A F2(monitor)184 594 Q F0(Same as)5.56 E F2 | |
7873 | <ad6d>2.5 E F0(.)A F2(noclob)184 606 Q(ber)-.1 E F0(Same as)224 618 Q F2 | |
7874 | <ad43>2.5 E F0(.)A F2(noexec)184 630 Q F0(Same as)11.12 E F2<ad6e>2.5 E | |
7875 | F0(.)A F2(noglob)184 642 Q F0(Same as)11.1 E F2<ad66>2.5 E F0(.)A F2 | |
7876 | (nolog)184 654 Q F0(Currently ignored.)16.66 E F2(notify)184 666 Q F0 | |
7877 | (Same as)15 E F2<ad62>2.5 E F0(.)A F2(nounset)184 678 Q F0(Same as)6.66 | |
7878 | E F2<ad75>2.5 E F0(.)A F2(onecmd)184 690 Q F0(Same as)6.67 E F2<ad74>2.5 | |
7879 | E F0(.)A F2(ph)184 702 Q(ysical)-.15 E F0(Same as)5.14 E F2<ad50>2.5 E | |
7880 | F0(.)A F2(pipefail)184 714 Q F0 1.029(If set, the return v)7.77 F 1.029 | |
7881 | (alue of a pipeline is the v)-.25 F 1.03 | |
7882 | (alue of the last \(rightmost\) com-)-.25 F 1.137(mand to e)224 726 R | |
7883 | 1.136 | |
7884 | (xit with a non-zero status, or zero if all commands in the pipeline) | |
7885 | -.15 F(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(65)190.95 E 0 Cg | |
7886 | EP | |
7887 | %%Page: 66 66 | |
17345e5a JA |
7888 | %%BeginPageSetup |
7889 | BP | |
7890 | %%EndPageSetup | |
7891 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
7892 | -.35 E -.15(ex)224 84 S(it successfully).15 E 5(.T)-.65 G |
7893 | (his option is disabled by def)-5 E(ault.)-.1 E/F1 10/Times-Bold@0 SF | |
7894 | (posix)184 96 Q F0 2.09(Change the beha)17.77 F 2.091(vior of)-.2 F F1 | |
7895 | (bash)4.591 E F0 2.091(where the def)4.591 F 2.091(ault operation dif) | |
7896 | -.1 F 2.091(fers from the)-.25 F 1.212 | |
7897 | (POSIX standard to match the standard \()224 108 R/F2 10/Times-Italic@0 | |
7898 | SF 1.212(posix mode)B F0 3.712(\). See)B/F3 9/Times-Bold@0 SF 1.212 | |
7899 | (SEE ALSO)3.712 F F0(belo)3.462 E(w)-.25 E 2.306 | |
7900 | (for a reference to a document that details ho)224 120 R 4.807(wp)-.25 G | |
7901 | 2.307(osix mode af)-4.807 F 2.307(fects bash')-.25 F(s)-.55 E(beha)224 | |
7902 | 132 Q(vior)-.2 E(.)-.55 E F1(pri)184 144 Q(vileged)-.1 E F0(Same as)224 | |
7903 | 156 Q F1<ad70>2.5 E F0(.)A F1 -.1(ve)184 168 S(rbose).1 E F0(Same as) | |
7904 | 7.33 E F1<ad76>2.5 E F0(.)A F1(vi)184 180 Q F0 1.466 | |
7905 | (Use a vi-style command line editing interf)32.22 F 3.965(ace. This)-.1 | |
7906 | F 1.465(also af)3.965 F 1.465(fects the editing)-.25 F(interf)224 192 Q | |
7907 | (ace used for)-.1 E F1 -.18(re)2.5 G(ad \255e).18 E F0(.)A F1(xtrace)184 | |
7908 | 204 Q F0(Same as)13.35 E F1<ad78>2.5 E F0(.)A(If)184 222 Q F1<ad6f>3.052 | |
7909 | E F0 .552(is supplied with no)3.052 F F2(option\255name)3.053 E F0 3.053 | |
7910 | (,t)C .553(he v)-3.053 F .553(alues of the current options are printed.) | |
7911 | -.25 F(If)5.553 E F1(+o)184 234 Q F0 1.072(is supplied with no)3.572 F | |
7912 | F2(option\255name)3.572 E F0 3.572(,a)C 1.071(series of)-.001 F F1(set) | |
7913 | 3.571 E F0 1.071(commands to recreate the current)3.571 F | |
7914 | (option settings is displayed on the standard output.)184 246 Q F1<ad70> | |
7915 | 144 258 Q F0 -.45(Tu)28.74 G 1.071(rn on).45 F F2(privile)4.821 E -.1 | |
7916 | (ge)-.4 G(d).1 E F0 3.572(mode. In)4.341 F 1.072(this mode, the)3.572 F | |
7917 | F3($ENV)3.572 E F0(and)3.322 E F3($B)3.572 E(ASH_ENV)-.27 E F0 1.072 | |
7918 | (\214les are not pro-)3.322 F 1.501 | |
7919 | (cessed, shell functions are not inherited from the en)184 270 R 1.5 | |
7920 | (vironment, and the)-.4 F F3(SHELLOPTS)4 E/F4 9/Times-Roman@0 SF(,)A F3 | |
7921 | -.27(BA)184 282 S(SHOPTS).27 E F4(,)A F3(CDP)2.774 E -.855(AT)-.666 G(H) | |
7922 | .855 E F4(,)A F0(and)2.774 E F3(GLOBIGNORE)3.024 E F0 -.25(va)2.774 G | |
7923 | .524(riables, if the).25 F 3.025(ya)-.15 G .525(ppear in the en)-3.025 F | |
7924 | (vironment,)-.4 E .38(are ignored.)184 294 R .38 | |
7925 | (If the shell is started with the ef)5.38 F(fecti)-.25 E .679 -.15(ve u) | |
7926 | -.25 H .379(ser \(group\) id not equal to the real).15 F .461 | |
7927 | (user \(group\) id, and the)184 306 R F1<ad70>2.961 E F0 .461 | |
7928 | (option is not supplied, these actions are tak)2.961 F .462 | |
7929 | (en and the ef)-.1 F(fec-)-.25 E(ti)184 318 Q .695 -.15(ve u)-.25 H .395 | |
0001803f | 7930 | (ser id is set to the real user id.).15 F .395(If the)5.395 F F1<ad70> |
ac50fbac CR |
7931 | 2.895 E F0 .394(option is supplied at startup, the ef)2.895 F(fecti)-.25 |
7932 | E -.15(ve)-.25 G .386(user id is not reset.)184 330 R -.45(Tu)5.386 G | |
7933 | .386(rning this option of).45 F 2.886(fc)-.25 G .387(auses the ef)-2.886 | |
7934 | F(fecti)-.25 E .687 -.15(ve u)-.25 H .387(ser and group ids to be).15 F | |
7935 | (set to the real user and group ids.)184 342 Q F1<ad74>144 354 Q F0 | |
0001803f | 7936 | (Exit after reading and e)30.97 E -.15(xe)-.15 G(cuting one command.).15 |
ac50fbac | 7937 | E F1<ad75>144 366 Q F0 -.35(Tr)28.74 G .044(eat unset v).35 F .044(aria\ |
0001803f | 7938 | bles and parameters other than the special parameters "@" and "*" as an) |
ac50fbac CR |
7939 | -.25 F .182(error when performing parameter e)184 378 R 2.682 |
7940 | (xpansion. If)-.15 F -.15(ex)2.682 G .183 | |
0001803f | 7941 | (pansion is attempted on an unset v).15 F(ari-)-.25 E .746 |
ac50fbac | 7942 | (able or parameter)184 390 R 3.246(,t)-.4 G .746 |
0001803f CR |
7943 | (he shell prints an error message, and, if not interacti)-3.246 F -.15 |
7944 | (ve)-.25 G 3.246(,e).15 G .746(xits with a)-3.396 F(non-zero status.)184 | |
ac50fbac CR |
7945 | 402 Q F1<ad76>144 414 Q F0(Print shell input lines as the)29.3 E 2.5(ya) |
7946 | -.15 G(re read.)-2.5 E F1<ad78>144 426 Q F0 .315(After e)29.3 F .315 | |
7947 | (xpanding each)-.15 F F2 .315(simple command)2.815 F F0(,)A F1 -.25(fo) | |
17345e5a | 7948 | 2.815 G(r).25 E F0(command,)2.815 E F1(case)2.815 E F0(command,)2.815 E |
ac50fbac | 7949 | F1(select)2.815 E F0(command,)2.815 E 1.236(or arithmetic)184 438 R F1 |
17345e5a | 7950 | -.25(fo)3.736 G(r).25 E F0 1.236(command, display the e)3.736 F 1.236 |
ac50fbac CR |
7951 | (xpanded v)-.15 F 1.236(alue of)-.25 F F3(PS4)3.736 E F4(,)A F0(follo) |
7952 | 3.486 E 1.236(wed by the com-)-.25 F(mand and its e)184 450 Q | |
17345e5a | 7953 | (xpanded ar)-.15 E(guments or associated w)-.18 E(ord list.)-.1 E F1 |
ac50fbac | 7954 | <ad42>144 462 Q F0 2.578(The shell performs brace e)27.63 F 2.578 |
17345e5a | 7955 | (xpansion \(see)-.15 F F1 2.578(Brace Expansion)5.078 F F0(abo)5.078 E |
ac50fbac CR |
7956 | -.15(ve)-.15 G 5.079(\). This).15 F 2.579(is on by)5.079 F(def)184 474 Q |
7957 | (ault.)-.1 E F1<ad43>144 486 Q F0 .214(If set,)27.08 F F1(bash)2.714 E | |
7958 | F0 .214(does not o)2.714 F -.15(ve)-.15 G .214(rwrite an e).15 F .214 | |
17345e5a | 7959 | (xisting \214le with the)-.15 F F1(>)2.714 E F0(,)A F1(>&)2.714 E F0 |
ac50fbac CR |
7960 | 2.713(,a)C(nd)-2.713 E F1(<>)2.713 E F0 .213(redirection opera-)2.713 F |
7961 | 3.053(tors. This)184 498 R .553(may be o)3.053 F -.15(ve)-.15 G .553 | |
7962 | (rridden when creating output \214les by using the redirection opera-) | |
7963 | .15 F(tor)184 510 Q F1(>|)2.5 E F0(instead of)2.5 E F1(>)2.5 E F0(.)A F1 | |
7964 | <ad45>144 522 Q F0 .104(If set, an)27.63 F 2.604(yt)-.15 G .104(rap on) | |
7965 | -2.604 F F1(ERR)2.604 E F0 .103 | |
7966 | (is inherited by shell functions, command substitutions, and com-)2.604 | |
7967 | F .838(mands e)184 534 R -.15(xe)-.15 G .838(cuted in a subshell en).15 | |
7968 | F 3.338(vironment. The)-.4 F F1(ERR)3.338 E F0 .839 | |
7969 | (trap is normally not inherited in)3.339 F(such cases.)184 546 Q F1 | |
7970 | <ad48>144 558 Q F0(Enable)26.52 E F1(!)3.032 E F0 .532 | |
7971 | (style history substitution.)5.532 F .531(This option is on by def)5.532 | |
7972 | F .531(ault when the shell is inter)-.1 F(-)-.2 E(acti)184 570 Q -.15 | |
7973 | (ve)-.25 G(.).15 E F1<ad50>144 582 Q F0 .959 | |
7974 | (If set, the shell does not resolv)28.19 F 3.459(es)-.15 G .959 | |
7975 | (ymbolic links when e)-3.459 F -.15(xe)-.15 G .96 | |
7976 | (cuting commands such as).15 F F1(cd)3.46 E F0 2.822 | |
7977 | (that change the current w)184 594 R 2.822(orking directory)-.1 F 7.822 | |
7978 | (.I)-.65 G 5.322(tu)-7.822 G 2.822(ses the ph)-5.322 F 2.821 | |
7979 | (ysical directory structure)-.05 F 2.685(instead. By)184 606 R(def)2.685 | |
17345e5a JA |
7980 | E(ault,)-.1 E F1(bash)2.686 E F0(follo)2.686 E .186 |
7981 | (ws the logical chain of directories when performing com-)-.25 F | |
ac50fbac CR |
7982 | (mands which change the current directory)184 618 Q(.)-.65 E F1<ad54>144 |
7983 | 630 Q F0 .89(If set, an)27.63 F 3.39(yt)-.15 G .89(raps on)-3.39 F F1 | |
17345e5a JA |
7984 | (DEB)3.39 E(UG)-.1 E F0(and)3.39 E F1(RETURN)3.39 E F0 .89 |
7985 | (are inherited by shell functions, command)3.39 F 1.932 | |
ac50fbac | 7986 | (substitutions, and commands e)184 642 R -.15(xe)-.15 G 1.932 |
17345e5a | 7987 | (cuted in a subshell en).15 F 4.432(vironment. The)-.4 F F1(DEB)4.432 E |
ac50fbac CR |
7988 | (UG)-.1 E F0(and)4.432 E F1(RETURN)184 654 Q F0 |
7989 | (traps are normally not inherited in such cases.)2.5 E F1<adad>144 666 Q | |
7990 | F0 .401(If no ar)28.6 F .401(guments follo)-.18 F 2.901(wt)-.25 G .401 | |
17345e5a | 7991 | (his option, then the positional parameters are unset.)-2.901 F |
ac50fbac CR |
7992 | (Otherwise,)5.4 E(the positional parameters are set to the)184 678 Q F2 |
7993 | (ar)2.5 E(g)-.37 E F0(s, e)A -.15(ve)-.25 G 2.5(ni).15 G 2.5(fs)-2.5 G | |
7994 | (ome of them be)-2.5 E(gin with a)-.15 E F1<ad>2.5 E F0(.)A F1<ad>144 | |
7995 | 690 Q F0 1.944(Signal the end of options, cause all remaining)34.3 F F2 | |
7996 | (ar)4.444 E(g)-.37 E F0 4.444(st)C 4.444(ob)-4.444 G 4.445(ea)-4.444 G | |
7997 | 1.945(ssigned to the positional)-4.445 F 3.446(parameters. The)184 702 R | |
7998 | F1<ad78>3.446 E F0(and)3.446 E F1<ad76>3.446 E F0 .945 | |
7999 | (options are turned of)3.446 F 3.445(f. If)-.25 F .945(there are no) | |
8000 | 3.445 F F2(ar)3.445 E(g)-.37 E F0 .945(s, the positional)B | |
8001 | (parameters remain unchanged.)184 714 Q .425(The options are of)144 | |
8002 | 730.8 R 2.925(fb)-.25 G 2.925(yd)-2.925 G(ef)-2.925 E .425 | |
17345e5a | 8003 | (ault unless otherwise noted.)-.1 F .425 |
ac50fbac CR |
8004 | (Using + rather than \255 causes these options)5.425 F(GNU Bash 4.3)72 |
8005 | 768 Q(2014 February 2)141.79 E(66)190.95 E 0 Cg EP | |
8006 | %%Page: 67 67 | |
8007 | %%BeginPageSetup | |
8008 | BP | |
8009 | %%EndPageSetup | |
8010 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
8011 | -.35 E .178(to be turned of)144 84 R 2.678(f. The)-.25 F .178 | |
17345e5a | 8012 | (options can also be speci\214ed as ar)2.678 F .178(guments to an in) |
ac50fbac CR |
8013 | -.18 F -.2(vo)-.4 G .177(cation of the shell.).2 F(The)5.177 E .066 |
8014 | (current set of options may be found in)144 96 R/F1 10/Times-Bold@0 SF | |
8015 | <24ad>2.566 E F0 5.066(.T)C .066(he return status is al)-5.066 F -.1(wa) | |
8016 | -.1 G .066(ys true unless an in).1 F -.25(va)-.4 G .067(lid option).25 F | |
8017 | (is encountered.)144 108 Q F1(shift)108 124.8 Q F0([)2.5 E/F2 10 | |
8018 | /Times-Italic@0 SF(n)A F0(])A .429(The positional parameters from)144 | |
8019 | 136.8 R F2(n)2.929 E F0 .429(+1 ... are renamed to)B F1 .429($1 ....) | |
8020 | 2.929 F F0 -.15(Pa)5.428 G .428(rameters represented by the num-).15 F | |
8021 | (bers)144 148.8 Q F1($#)2.582 E F0(do)2.582 E .082(wn to)-.25 F F1($#) | |
8022 | 2.582 E F0<ad>A F2(n)A F0 .082(+1 are unset.)B F2(n)5.442 E F0 .082 | |
8023 | (must be a non-ne)2.822 F -.05(ga)-.15 G(ti).05 E .383 -.15(ve n)-.25 H | |
8024 | .083(umber less than or equal to).15 F F1($#)2.583 E F0 5.083(.I)C(f) | |
8025 | -5.083 E F2(n)2.943 E F0 .06(is 0, no parameters are changed.)144 160.8 | |
8026 | R(If)5.06 E F2(n)2.92 E F0 .06(is not gi)2.8 F -.15(ve)-.25 G .06 | |
8027 | (n, it is assumed to be 1.).15 F(If)5.06 E F2(n)2.92 E F0 .06 | |
8028 | (is greater than)2.8 F F1($#)2.56 E F0 2.56(,t)C(he)-2.56 E .143 | |
8029 | (positional parameters are not changed.)144 172.8 R .144 | |
8030 | (The return status is greater than zero if)5.143 F F2(n)3.004 E F0 .144 | |
8031 | (is greater than)2.884 F F1($#)2.644 E F0 | |
8032 | (or less than zero; otherwise 0.)144 184.8 Q F1(shopt)108 201.6 Q F0([) | |
0001803f | 8033 | 2.5 E F1(\255pqsu)A F0 2.5(][)C F1<ad6f>-2.5 E F0 2.5(][)C F2(optname) |
ac50fbac CR |
8034 | -2.5 E F0(...])2.5 E -.8(To)144 213.6 S .64(ggle the v).8 F .639 |
8035 | (alues of settings controlling optional shell beha)-.25 F(vior)-.2 E | |
8036 | 5.639(.T)-.55 G .639(he settings can be either those)-5.639 F .374 | |
8037 | (listed belo)144 225.6 R 1.674 -.65(w, o)-.25 H 1.174 -.4(r, i).65 H | |
8038 | 2.874(ft).4 G(he)-2.874 E F1<ad6f>2.874 E F0 .375 | |
8039 | (option is used, those a)2.875 F -.25(va)-.2 G .375(ilable with the).25 | |
8040 | F F1<ad6f>2.875 E F0 .375(option to the)2.875 F F1(set)2.875 E F0 -.2 | |
8041 | (bu)2.875 G .375(iltin com-).2 F 3.326(mand. W)144 237.6 R .826 | |
8042 | (ith no options, or with the)-.4 F F1<ad70>3.326 E F0 .825 | |
8043 | (option, a list of all settable options is displayed, with an)3.326 F | |
8044 | .945(indication of whether or not each is set.)144 249.6 R(The)5.945 E | |
8045 | F1<ad70>3.445 E F0 .945(option causes output to be displayed in a form) | |
8046 | 3.445 F(that may be reused as input.)144 261.6 Q(Other options ha)5 E .3 | |
8047 | -.15(ve t)-.2 H(he follo).15 E(wing meanings:)-.25 E F1<ad73>144 273.6 Q | |
8048 | F0(Enable \(set\) each)26.41 E F2(optname)2.5 E F0(.)A F1<ad75>144 285.6 | |
8049 | Q F0(Disable \(unset\) each)24.74 E F2(optname)2.5 E F0(.)A F1<ad71>144 | |
8050 | 297.6 Q F0 .003(Suppresses normal output \(quiet mode\); the return sta\ | |
8051 | tus indicates whether the)24.74 F F2(optname)2.503 E F0(is)2.503 E .255 | |
8052 | (set or unset.)180 309.6 R .255(If multiple)5.255 F F2(optname)2.755 E | |
8053 | F0(ar)2.755 E .256(guments are gi)-.18 F -.15(ve)-.25 G 2.756(nw).15 G | |
8054 | (ith)-2.756 E F1<ad71>2.756 E F0 2.756(,t)C .256 | |
8055 | (he return status is zero if)-2.756 F(all)180 321.6 Q F2(optnames)2.5 E | |
8056 | F0(are enabled; non-zero otherwise.)2.5 E F1<ad6f>144 333.6 Q F0 | |
8057 | (Restricts the v)25.3 E(alues of)-.25 E F2(optname)2.5 E F0 | |
8058 | (to be those de\214ned for the)2.5 E F1<ad6f>2.5 E F0(option to the)2.5 | |
8059 | E F1(set)2.5 E F0 -.2(bu)2.5 G(iltin.).2 E .625(If either)144 350.4 R F1 | |
8060 | <ad73>3.125 E F0(or)3.124 E F1<ad75>3.124 E F0 .624(is used with no) | |
8061 | 3.124 F F2(optname)3.124 E F0(ar)3.124 E(guments,)-.18 E F1(shopt)3.124 | |
8062 | E F0(sho)3.124 E .624(ws only those options which are)-.25 F 2.233 | |
8063 | (set or unset, respecti)144 362.4 R -.15(ve)-.25 G(ly).15 E 7.234(.U) | |
8064 | -.65 G 2.234(nless otherwise noted, the)-7.234 F F1(shopt)4.734 E F0 | |
8065 | 2.234(options are disabled \(unset\) by)4.734 F(def)144 374.4 Q(ault.) | |
17345e5a | 8066 | -.1 E 1.544(The return status when listing options is zero if all)144 |
ac50fbac | 8067 | 391.2 R F2(optnames)4.044 E F0 1.544(are enabled, non-zero otherwise.) |
495aee44 | 8068 | 4.044 F .696 |
17345e5a | 8069 | (When setting or unsetting options, the return status is zero unless an) |
ac50fbac CR |
8070 | 144 403.2 R F2(optname)3.196 E F0 .696(is not a v)3.196 F .696 |
8071 | (alid shell)-.25 F(option.)144 415.2 Q(The list of)144 432 Q F1(shopt) | |
8072 | 2.5 E F0(options is:)2.5 E F1(autocd)144 450 Q F0 .2 | |
17345e5a | 8073 | (If set, a command name that is the name of a directory is e)11.11 F |
495aee44 | 8074 | -.15(xe)-.15 G .199(cuted as if it were the ar).15 F(gu-)-.18 E |
ac50fbac | 8075 | (ment to the)184 462 Q F1(cd)2.5 E F0 2.5(command. This)2.5 F |
17345e5a | 8076 | (option is only used by interacti)2.5 E .3 -.15(ve s)-.25 H(hells.).15 E |
ac50fbac | 8077 | F1(cdable_v)144 474 Q(ars)-.1 E F0 .155(If set, an ar)184 486 R .155 |
495aee44 | 8078 | (gument to the)-.18 F F1(cd)2.655 E F0 -.2(bu)2.655 G .156 |
17345e5a | 8079 | (iltin command that is not a directory is assumed to be the).2 F |
ac50fbac CR |
8080 | (name of a v)184 498 Q(ariable whose v)-.25 E |
8081 | (alue is the directory to change to.)-.25 E F1(cdspell)144 510 Q F0 | |
8082 | 1.055 | |
495aee44 CR |
8083 | (If set, minor errors in the spelling of a directory component in a) |
8084 | 10.55 F F1(cd)3.555 E F0 1.055(command will be)3.555 F 3.987 | |
ac50fbac | 8085 | (corrected. The)184 522 R 1.487(errors check)3.987 F 1.487 |
495aee44 | 8086 | (ed for are transposed characters, a missing character)-.1 F 3.988(,a) |
ac50fbac CR |
8087 | -.4 G(nd)-3.988 E .77(one character too man)184 534 R 4.57 -.65(y. I) |
8088 | -.15 H 3.27(fac).65 G .77 | |
8089 | (orrection is found, the corrected \214lename is printed, and)-3.27 F | |
8090 | (the command proceeds.)184 546 Q(This option is only used by interacti)5 | |
8091 | E .3 -.15(ve s)-.25 H(hells.).15 E F1(checkhash)144 558 Q F0 2.079 | |
8092 | (If set,)184 570 R F1(bash)4.579 E F0 2.079 | |
495aee44 | 8093 | (checks that a command found in the hash table e)4.579 F 2.08 |
ac50fbac | 8094 | (xists before trying to)-.15 F -.15(exe)184 582 S(cute it.).15 E |
495aee44 | 8095 | (If a hashed command no longer e)5 E |
ac50fbac CR |
8096 | (xists, a normal path search is performed.)-.15 E F1(checkjobs)144 594 Q |
8097 | F0 .449(If set,)184 606 R F1(bash)2.949 E F0 .449 | |
495aee44 CR |
8098 | (lists the status of an)2.949 F 2.949(ys)-.15 G .448 |
8099 | (topped and running jobs before e)-2.949 F .448(xiting an interacti)-.15 | |
ac50fbac | 8100 | F -.15(ve)-.25 G 3.438(shell. If)184 618 R(an)3.438 E 3.438(yj)-.15 G |
495aee44 CR |
8101 | .938(obs are running, this causes the e)-3.438 F .938 |
8102 | (xit to be deferred until a second e)-.15 F .939(xit is)-.15 F 2.203 | |
ac50fbac CR |
8103 | (attempted without an interv)184 630 R 2.203(ening command \(see)-.15 F |
8104 | /F3 9/Times-Bold@0 SF 2.203(JOB CONTR)4.703 F(OL)-.27 E F0(abo)4.453 E | |
8105 | -.15(ve)-.15 G 4.703(\). The).15 F(shell)4.703 E(al)184 642 Q -.1(wa)-.1 | |
495aee44 | 8106 | G(ys postpones e).1 E(xiting if an)-.15 E 2.5(yj)-.15 G |
ac50fbac CR |
8107 | (obs are stopped.)-2.5 E F1(checkwinsize)144 654 Q F0 .796(If set,)184 |
8108 | 666 R F1(bash)3.296 E F0 .796(checks the windo)3.296 F 3.296(ws)-.25 G | |
495aee44 | 8109 | .797(ize after each command and, if necessary)-3.296 F 3.297(,u)-.65 G |
ac50fbac CR |
8110 | .797(pdates the)-3.297 F -.25(va)184 678 S(lues of).25 E F3(LINES)2.5 E |
8111 | F0(and)2.25 E F3(COLUMNS)2.5 E/F4 9/Times-Roman@0 SF(.)A F1(cmdhist)144 | |
8112 | 690 Q F0 1.202(If set,)6.11 F F1(bash)3.702 E F0 1.202(attempts to sa) | |
495aee44 CR |
8113 | 3.702 F 1.502 -.15(ve a)-.2 H 1.202 |
8114 | (ll lines of a multiple-line command in the same history).15 F(entry)184 | |
ac50fbac CR |
8115 | 702 Q 5(.T)-.65 G(his allo)-5 E |
8116 | (ws easy re-editing of multi-line commands.)-.25 E(GNU Bash 4.3)72 768 Q | |
8117 | (2014 February 2)141.79 E(67)190.95 E 0 Cg EP | |
8118 | %%Page: 68 68 | |
8119 | %%BeginPageSetup | |
8120 | BP | |
8121 | %%EndPageSetup | |
8122 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
8123 | -.35 E/F1 10/Times-Bold@0 SF(compat31)144 84 Q F0 .419(If set,)184 96 R | |
8124 | F1(bash)2.919 E F0 .419(changes its beha)2.919 F .419(vior to that of v) | |
8125 | -.2 F .42(ersion 3.1 with respect to quoted ar)-.15 F(guments)-.18 E | |
8126 | .462(to the)184 108 R F1([[)2.962 E F0 .462(conditional command')2.962 F | |
8127 | (s)-.55 E F1(=~)2.962 E F0 .462 | |
8128 | (operator and locale-speci\214c string comparison when)2.962 F .71 | |
8129 | (using the)184 120 R F1([[)3.21 E F0 .71(conditional command')3.21 F(s) | |
8130 | -.55 E F1(<)3.21 E F0(and)3.21 E F1(>)3.21 E F0 3.21(operators. Bash) | |
8131 | 3.21 F -.15(ve)3.21 G .71(rsions prior to bash-4.1).15 F .821 | |
8132 | (use ASCII collation and)184 132 R/F2 10/Times-Italic@0 SF(str)3.321 E | |
8133 | (cmp)-.37 E F0 .821(\(3\); bash-4.1 and later use the current locale') | |
8134 | .19 F 3.32(sc)-.55 G(ollation)-3.32 E(sequence and)184 144 Q F2(str)2.5 | |
8135 | E(coll)-.37 E F0(\(3\).).51 E F1(compat32)144 156 Q F0 1.409(If set,)184 | |
8136 | 168 R F1(bash)3.909 E F0 1.409(changes its beha)3.909 F 1.409 | |
8137 | (vior to that of v)-.2 F 1.41 | |
8138 | (ersion 3.2 with respect to locale-speci\214c)-.15 F .423 | |
8139 | (string comparison when using the)184 180 R F1([[)2.922 E F0 .422 | |
495aee44 | 8140 | (conditional command')2.922 F(s)-.55 E F1(<)2.922 E F0(and)2.922 E F1(>) |
ac50fbac CR |
8141 | 2.922 E F0 .422(operators \(see pre-)2.922 F(vious item\).)184 192 Q F1 |
8142 | (compat40)144 204 Q F0 1.409(If set,)184 216 R F1(bash)3.909 E F0 1.409 | |
8143 | (changes its beha)3.909 F 1.409(vior to that of v)-.2 F 1.41 | |
8144 | (ersion 4.0 with respect to locale-speci\214c)-.15 F 2.008 | |
8145 | (string comparison when using the)184 228 R F1([[)4.508 E F0 2.007 | |
8146 | (conditional command')4.508 F(s)-.55 E F1(<)4.507 E F0(and)4.507 E F1(>) | |
8147 | 4.507 E F0 2.007(operators \(see)4.507 F .769(description of)184 240 R | |
8148 | F1(compat31)3.269 E F0 3.269(\)a)C .769(nd the ef)-3.269 F .769 | |
8149 | (fect of interrupting a command list.)-.25 F .77(Bash v)5.77 F(ersions) | |
8150 | -.15 E .087(4.0 and later interrupt the list as if the shell recei)184 | |
8151 | 252 R -.15(ve)-.25 G 2.586(dt).15 G .086(he interrupt; pre)-2.586 F .086 | |
8152 | (vious v)-.25 F .086(ersions con-)-.15 F(tinue with the ne)184 264 Q | |
8153 | (xt command in the list.)-.15 E F1(compat41)144 276 Q F0 1.483(If set,) | |
8154 | 184 288 R F1(bash)3.983 E F0 3.983(,w)C 1.483(hen in)-3.983 F F2(posix) | |
8155 | 3.983 E F0 1.484 | |
8156 | (mode, treats a single quote in a double-quoted parameter)3.983 F -.15 | |
8157 | (ex)184 300 S .959(pansion as a special character).15 F 5.959(.T)-.55 G | |
8158 | .958(he single quotes must match \(an e)-5.959 F -.15(ve)-.25 G 3.458 | |
8159 | (nn).15 G .958(umber\) and)-3.458 F .59 | |
8160 | (the characters between the single quotes are considered quoted.)184 312 | |
495aee44 | 8161 | R .59(This is the beha)5.59 F .59(vior of)-.2 F .59 |
ac50fbac | 8162 | (posix mode through v)184 324 R .589(ersion 4.1.)-.15 F .589(The def) |
495aee44 | 8163 | 5.589 F .589(ault bash beha)-.1 F .589(vior remains as in pre)-.2 F .589 |
ac50fbac CR |
8164 | (vious v)-.25 F(er)-.15 E(-)-.2 E(sions.)184 336 Q F1(compat42)144 348 Q |
8165 | F0 1.796(If set,)184 360 R F1(bash)4.296 E F0 1.796 | |
8166 | (does not process the replacement string in the pattern substitution w) | |
8167 | 4.296 F(ord)-.1 E -.15(ex)184 372 S(pansion using quote remo).15 E -.25 | |
8168 | (va)-.15 G(l.).25 E F1(complete_fullquote)144 384 Q F0 .654(If set,)184 | |
8169 | 396 R F1(bash)3.153 E F0 .653(quotes all shell metacharacters in \214le\ | |
8170 | names and directory names when per)3.153 F(-)-.2 E 1.524 | |
8171 | (forming completion.)184 408 R 1.524(If not set,)6.524 F F1(bash)4.024 E | |
8172 | F0(remo)4.024 E -.15(ve)-.15 G 4.024(sm).15 G 1.524 | |
8173 | (etacharacters such as the dollar sign)-4.024 F 2.667(from the set of c\ | |
8174 | haracters that will be quoted in completed \214lenames when these)184 | |
8175 | 420 R .028(metacharacters appear in shell v)184 432 R .028 | |
8176 | (ariable references in w)-.25 F .029(ords to be completed.)-.1 F .029 | |
8177 | (This means)5.029 F 1.073(that dollar signs in v)184 444 R 1.073 | |
8178 | (ariable names that e)-.25 F 1.073 | |
8179 | (xpand to directories will not be quoted; ho)-.15 F(w-)-.25 E -2.15 -.25 | |
8180 | (ev e)184 456 T 1.922 -.4(r, a).25 H 1.422 -.15(ny d).4 H 1.123 | |
8181 | (ollar signs appearing in \214lenames will not be quoted, either).15 F | |
8182 | 6.123(.T)-.55 G 1.123(his is acti)-6.123 F -.15(ve)-.25 G .59 | |
8183 | (only when bash is using backslashes to quote completed \214lenames.)184 | |
8184 | 468 R .59(This v)5.59 F .59(ariable is set)-.25 F(by def)184 480 Q | |
8185 | (ault, which is the def)-.1 E(ault bash beha)-.1 E(vior in v)-.2 E | |
8186 | (ersions through 4.2.)-.15 E F1(dir)144 492 Q(expand)-.18 E F0 .486 | |
8187 | (If set,)184 504 R F1(bash)2.986 E F0 .486 | |
8188 | (replaces directory names with the results of w)2.986 F .486(ord e)-.1 F | |
8189 | .487(xpansion when perform-)-.15 F .18(ing \214lename completion.)184 | |
8190 | 516 R .179(This changes the contents of the readline editing b)5.18 F | |
8191 | (uf)-.2 E(fer)-.25 E 5.179(.I)-.55 G 2.679(fn)-5.179 G(ot)-2.679 E(set,) | |
8192 | 184 528 Q F1(bash)2.5 E F0(attempts to preserv)2.5 E 2.5(ew)-.15 G | |
8193 | (hat the user typed.)-2.5 E F1(dirspell)144 540 Q F0 .858(If set,)7.77 F | |
8194 | F1(bash)3.358 E F0 .858 | |
495aee44 | 8195 | (attempts spelling correction on directory names during w)3.358 F .859 |
17345e5a | 8196 | (ord completion if)-.1 F |
ac50fbac CR |
8197 | (the directory name initially supplied does not e)184 552 Q(xist.)-.15 E |
8198 | F1(dotglob)144 564 Q F0 .165(If set,)7.77 F F1(bash)2.665 E F0 .165 | |
17345e5a JA |
8199 | (includes \214lenames be)2.665 F .165(ginning with a `.)-.15 F 2.665('i) |
8200 | -.7 G 2.665(nt)-2.665 G .165(he results of pathname e)-2.665 F | |
ac50fbac | 8201 | (xpansion.)-.15 E F1(execfail)144 576 Q F0 1.386 |
495aee44 | 8202 | (If set, a non-interacti)7.79 F 1.686 -.15(ve s)-.25 H 1.386 |
17345e5a | 8203 | (hell will not e).15 F 1.386(xit if it cannot e)-.15 F -.15(xe)-.15 G |
ac50fbac | 8204 | 1.387(cute the \214le speci\214ed as an).15 F(ar)184 588 Q |
17345e5a JA |
8205 | (gument to the)-.18 E F1(exec)2.5 E F0 -.2(bu)2.5 G(iltin command.).2 E |
8206 | (An interacti)5 E .3 -.15(ve s)-.25 H(hell does not e).15 E(xit if)-.15 | |
ac50fbac CR |
8207 | E F1(exec)2.5 E F0 -.1(fa)2.5 G(ils.).1 E F1(expand_aliases)144 600 Q F0 |
8208 | .717(If set, aliases are e)184 612 R .717(xpanded as described abo)-.15 | |
8209 | F 1.017 -.15(ve u)-.15 H(nder).15 E/F3 9/Times-Bold@0 SF(ALIASES)3.217 E | |
8210 | /F4 9/Times-Roman@0 SF(.)A F0 .716(This option is enabled)5.217 F | |
8211 | (by def)184 624 Q(ault for interacti)-.1 E .3 -.15(ve s)-.25 H(hells.) | |
8212 | .15 E F1(extdeb)144 636 Q(ug)-.2 E F0(If set, beha)184 648 Q | |
8213 | (vior intended for use by deb)-.2 E(uggers is enabled:)-.2 E F1(1.)184 | |
8214 | 660 Q F0(The)28.5 E F1<ad46>4.25 E F0 1.75(option to the)4.25 F F1 | |
8215 | (declar)4.251 E(e)-.18 E F0 -.2(bu)4.251 G 1.751 | |
8216 | (iltin displays the source \214le name and line).2 F | |
8217 | (number corresponding to each function name supplied as an ar)220 672 Q | |
8218 | (gument.)-.18 E F1(2.)184 684 Q F0 1.667(If the command run by the)28.5 | |
17345e5a | 8219 | F F1(DEB)4.167 E(UG)-.1 E F0 1.667(trap returns a non-zero v)4.167 F |
ac50fbac CR |
8220 | 1.667(alue, the ne)-.25 F(xt)-.15 E(command is skipped and not e)220 696 |
8221 | Q -.15(xe)-.15 G(cuted.).15 E F1(3.)184 708 Q F0 .84 | |
495aee44 CR |
8222 | (If the command run by the)28.5 F F1(DEB)3.34 E(UG)-.1 E F0 .841 |
8223 | (trap returns a v)3.341 F .841(alue of 2, and the shell is)-.25 F -.15 | |
ac50fbac | 8224 | (exe)220 720 S .488 |
17345e5a | 8225 | (cuting in a subroutine \(a shell function or a shell script e).15 F |
ac50fbac CR |
8226 | -.15(xe)-.15 G .488(cuted by the).15 F F1(.)2.988 E F0(or)2.988 E |
8227 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(68)190.95 E 0 Cg EP | |
8228 | %%Page: 69 69 | |
495aee44 CR |
8229 | %%BeginPageSetup |
8230 | BP | |
8231 | %%EndPageSetup | |
8232 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
8233 | -.35 E/F1 10/Times-Bold@0 SF(sour)220 84 Q(ce)-.18 E F0 -.2(bu)2.5 G |
8234 | (iltins\), a call to).2 E F1 -.18(re)2.5 G(tur).18 E(n)-.15 E F0 | |
8235 | (is simulated.)2.5 E F1(4.)184 96 Q/F2 9/Times-Bold@0 SF -.27(BA)28.5 G | |
8236 | (SH_ARGC).27 E F0(and)3.153 E F2 -.27(BA)3.403 G(SH_ARGV).27 E F0 .904 | |
8237 | (are updated as described in their descriptions)3.154 F(abo)220 108 Q | |
8238 | -.15(ve)-.15 G(.).15 E F1(5.)184 120 Q F0 1.359 | |
17345e5a JA |
8239 | (Function tracing is enabled:)28.5 F 1.359 |
8240 | (command substitution, shell functions, and sub-)6.359 F(shells in)220 | |
ac50fbac | 8241 | 132 Q -.2(vo)-.4 G -.1(ke).2 G 2.5(dw).1 G(ith)-2.5 E F1(\()2.5 E/F3 10 |
17345e5a JA |
8242 | /Times-Italic@0 SF(command)2.5 E F1(\))2.5 E F0(inherit the)2.5 E F1 |
8243 | (DEB)2.5 E(UG)-.1 E F0(and)2.5 E F1(RETURN)2.5 E F0(traps.)2.5 E F1(6.) | |
ac50fbac CR |
8244 | 184 144 Q F0 .804(Error tracing is enabled:)28.5 F .805 |
8245 | (command substitution, shell functions, and subshells)5.804 F(in)220 156 | |
8246 | Q -.2(vo)-.4 G -.1(ke).2 G 2.5(dw).1 G(ith)-2.5 E F1(\()2.5 E F3 | |
495aee44 | 8247 | (command)2.5 E F1(\))2.5 E F0(inherit the)2.5 E F1(ERR)2.5 E F0(trap.) |
ac50fbac | 8248 | 2.5 E F1(extglob)144 168 Q F0 .4(If set, the e)8.89 F .4 |
17345e5a | 8249 | (xtended pattern matching features described abo)-.15 F .7 -.15(ve u) |
ac50fbac CR |
8250 | -.15 H(nder).15 E F1 -.1(Pa)2.9 G .4(thname Expan-).1 F(sion)184 180 Q |
8251 | F0(are enabled.)2.5 E F1(extquote)144 192 Q F0 2.473(If set,)184 204 R | |
8252 | F1($)4.973 E F0<08>A F3(string)A F0 4.973<0861>C(nd)-4.973 E F1($)4.973 | |
8253 | E F0(")A F3(string)A F0 4.973("q)C 2.473(uoting is performed within) | |
8254 | -4.973 F F1(${)4.973 E F3(par)A(ameter)-.15 E F1(})A F0 -.15(ex)4.973 G | |
8255 | (pansions).15 E(enclosed in double quotes.)184 216 Q | |
8256 | (This option is enabled by def)5 E(ault.)-.1 E F1(failglob)144 228 Q F0 | |
495aee44 CR |
8257 | 1.425(If set, patterns which f)7.77 F 1.425 |
8258 | (ail to match \214lenames during pathname e)-.1 F 1.424 | |
ac50fbac CR |
8259 | (xpansion result in an)-.15 F -.15(ex)184 240 S(pansion error).15 E(.) |
8260 | -.55 E F1 -.25(fo)144 252 S -.18(rc).25 G(e_\214gnor).18 E(e)-.18 E F0 | |
8261 | .936(If set, the suf)184 264 R<8c78>-.25 E .936(es speci\214ed by the) | |
8262 | -.15 F F2(FIGNORE)3.436 E F0 .936(shell v)3.186 F .936(ariable cause w) | |
8263 | -.25 F .937(ords to be ignored)-.1 F .32(when performing w)184 276 R .32 | |
8264 | (ord completion e)-.1 F -.15(ve)-.25 G 2.82(ni).15 G 2.82(ft)-2.82 G .32 | |
8265 | (he ignored w)-2.82 F .32(ords are the only possible com-)-.1 F 2.947 | |
8266 | (pletions. See)184 288 R F2 .447(SHELL V)2.947 F(ARIABLES)-1.215 E F0 | |
8267 | (abo)2.697 E .747 -.15(ve f)-.15 H .448(or a description of).15 F F2 | |
8268 | (FIGNORE)2.948 E/F4 9/Times-Roman@0 SF(.)A F0 .448(This option is)4.948 | |
8269 | F(enabled by def)184 300 Q(ault.)-.1 E F1(globasciiranges)144 312 Q F0 | |
8270 | 2.519(If set, range e)184 324 R 2.519 | |
8271 | (xpressions used in pattern matching brack)-.15 F 2.518(et e)-.1 F 2.518 | |
8272 | (xpressions \(see)-.15 F F2 -.09(Pa)5.018 G(tter).09 E(n)-.135 E | |
8273 | (Matching)184 336 Q F0(abo)2.964 E -.15(ve)-.15 G 3.214(\)b).15 G(eha) | |
8274 | -3.214 E 1.014 -.15(ve a)-.2 H 3.214(si).15 G 3.214(fi)-3.214 G 3.214 | |
8275 | (nt)-3.214 G .714(he traditional C locale when performing comparisons.) | |
8276 | -3.214 F 1.02(That is, the current locale')184 348 R 3.52(sc)-.55 G 1.02 | |
8277 | (ollating sequence is not tak)-3.52 F 1.02(en into account, so)-.1 F F1 | |
8278 | (b)3.52 E F0 1.02(will not)3.52 F .956(collate between)184 360 R F1(A) | |
8279 | 3.456 E F0(and)3.456 E F1(B)3.456 E F0 3.457(,a)C .957(nd upper)-3.457 F | |
8280 | .957(-case and lo)-.2 F(wer)-.25 E .957 | |
8281 | (-case ASCII characters will collate)-.2 F(together)184 372 Q(.)-.55 E | |
8282 | F1(globstar)144 384 Q F0 .519(If set, the pattern)5 F F1(**)3.019 E F0 | |
8283 | .519(used in a pathname e)3.019 F .519(xpansion conte)-.15 F .518 | |
8284 | (xt will match all \214les and zero)-.15 F .431 | |
8285 | (or more directories and subdirectories.)184 396 R .431 | |
495aee44 CR |
8286 | (If the pattern is follo)5.431 F .432(wed by a)-.25 F F1(/)2.932 E F0 |
8287 | 2.932(,o)C .432(nly directories)-2.932 F(and subdirectories match.)184 | |
ac50fbac CR |
8288 | 408 Q F1(gnu_errfmt)144 420 Q F0(If set, shell error messages are writt\ |
8289 | en in the standard GNU error message format.)184 432 Q F1(histappend)144 | |
8290 | 444 Q F0 .676 | |
17345e5a | 8291 | (If set, the history list is appended to the \214le named by the v)184 |
ac50fbac CR |
8292 | 456 R .676(alue of the)-.25 F F2(HISTFILE)3.176 E F0 -.25(va)2.926 G |
8293 | (ri-).25 E(able when the shell e)184 468 Q(xits, rather than o)-.15 E | |
8294 | -.15(ve)-.15 G(rwriting the \214le.).15 E F1(histr)144 480 Q(eedit)-.18 | |
8295 | E F0 .575(If set, and)184 492 R F1 -.18(re)3.075 G(adline).18 E F0 .575 | |
495aee44 CR |
8296 | (is being used, a user is gi)3.075 F -.15(ve)-.25 G 3.075(nt).15 G .576 |
8297 | (he opportunity to re-edit a f)-3.075 F .576(ailed his-)-.1 F | |
ac50fbac CR |
8298 | (tory substitution.)184 504 Q F1(histv)144 516 Q(erify)-.1 E F0 .403 |
8299 | (If set, and)184 528 R F1 -.18(re)2.903 G(adline).18 E F0 .403 | |
17345e5a | 8300 | (is being used, the results of history substitution are not immediately) |
ac50fbac | 8301 | 2.903 F .661(passed to the shell parser)184 540 R 5.661(.I)-.55 G .662 |
495aee44 | 8302 | (nstead, the resulting line is loaded into the)-5.661 F F1 -.18(re)3.162 |
ac50fbac | 8303 | G(adline).18 E F0(editing)3.162 E -.2(bu)184 552 S -.25(ff).2 G(er).25 E |
17345e5a | 8304 | 2.5(,a)-.4 G(llo)-2.5 E(wing further modi\214cation.)-.25 E F1 |
ac50fbac | 8305 | (hostcomplete)144 564 Q F0 1.182(If set, and)184 576 R F1 -.18(re)3.682 |
495aee44 CR |
8306 | G(adline).18 E F0 1.182(is being used,)3.682 F F1(bash)3.682 E F0 1.181 |
8307 | (will attempt to perform hostname completion)3.681 F 1.38(when a w)184 | |
ac50fbac | 8308 | 588 R 1.38(ord containing a)-.1 F F1(@)3.881 E F0 1.381 |
495aee44 | 8309 | (is being completed \(see)3.881 F F1(Completing)3.881 E F0(under)3.881 E |
ac50fbac CR |
8310 | F2(READLINE)3.881 E F0(abo)184 600 Q -.15(ve)-.15 G 2.5(\). This).15 F |
8311 | (is enabled by def)2.5 E(ault.)-.1 E F1(huponexit)144 612 Q F0(If set,) | |
8312 | 184 624 Q F1(bash)2.5 E F0(will send)2.5 E F2(SIGHUP)2.5 E F0 | |
17345e5a | 8313 | (to all jobs when an interacti)2.25 E .3 -.15(ve l)-.25 H(ogin shell e) |
ac50fbac CR |
8314 | .15 E(xits.)-.15 E F1(interacti)144 636 Q -.1(ve)-.1 G(_comments).1 E F0 |
8315 | .33(If set, allo)184 648 R 2.83(waw)-.25 G .33(ord be)-2.93 F .33 | |
17345e5a JA |
8316 | (ginning with)-.15 F F1(#)2.83 E F0 .33(to cause that w)2.83 F .33 |
8317 | (ord and all remaining characters on)-.1 F .967 | |
ac50fbac CR |
8318 | (that line to be ignored in an interacti)184 660 R 1.267 -.15(ve s)-.25 |
8319 | H .967(hell \(see).15 F F2(COMMENTS)3.467 E F0(abo)3.217 E -.15(ve)-.15 | |
8320 | G 3.467(\). This).15 F .968(option is)3.468 F(enabled by def)184 672 Q | |
8321 | (ault.)-.1 E F1(lastpipe)144 684 Q F0 1.212 | |
495aee44 CR |
8322 | (If set, and job control is not acti)6.66 F -.15(ve)-.25 G 3.712(,t).15 |
8323 | G 1.212(he shell runs the last command of a pipeline not)-3.712 F -.15 | |
ac50fbac CR |
8324 | (exe)184 696 S(cuted in the background in the current shell en).15 E |
8325 | (vironment.)-.4 E F1(lithist)144 708 Q F0 .654(If set, and the)15.55 F | |
495aee44 CR |
8326 | F1(cmdhist)3.154 E F0 .654 |
8327 | (option is enabled, multi-line commands are sa)3.154 F -.15(ve)-.2 G | |
8328 | 3.155(dt).15 G 3.155(ot)-3.155 G .655(he history)-3.155 F | |
ac50fbac CR |
8329 | (with embedded ne)184 720 Q |
8330 | (wlines rather than using semicolon separators where possible.)-.25 E | |
8331 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(69)190.95 E 0 Cg EP | |
8332 | %%Page: 70 70 | |
495aee44 CR |
8333 | %%BeginPageSetup |
8334 | BP | |
8335 | %%EndPageSetup | |
8336 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
8337 | -.35 E/F1 10/Times-Bold@0 SF(login_shell)144 84 Q F0 .486 |
8338 | (The shell sets this option if it is started as a login shell \(see)184 | |
8339 | 96 R/F2 9/Times-Bold@0 SF(INV)2.986 E(OCA)-.405 E(TION)-.855 E F0(abo) | |
8340 | 2.736 E -.15(ve)-.15 G 2.986(\). The).15 F -.25(va)184 108 S | |
8341 | (lue may not be changed.).25 E F1(mailwar)144 120 Q(n)-.15 E F0 .814 | |
8342 | (If set, and a \214le that)184 132 R F1(bash)3.314 E F0 .815 | |
8343 | (is checking for mail has been accessed since the last time it)3.314 F | |
8344 | -.1(wa)184 144 S 2.5(sc).1 G(heck)-2.5 E(ed, the message `)-.1 E | |
8345 | (`The mail in)-.74 E/F3 10/Times-Italic@0 SF(mail\214le)2.5 E F0 | |
8346 | (has been read')2.5 E 2.5('i)-.74 G 2.5(sd)-2.5 G(isplayed.)-2.5 E F1 | |
8347 | (no_empty_cmd_completion)144 156 Q F0 .325(If set, and)184 168 R F1 -.18 | |
8348 | (re)2.825 G(adline).18 E F0 .325(is being used,)2.825 F F1(bash)2.824 E | |
8349 | F0 .324(will not attempt to search the)2.824 F F2 -.666(PA)2.824 G(TH) | |
8350 | -.189 E F0 .324(for possible)2.574 F | |
8351 | (completions when completion is attempted on an empty line.)184 180 Q F1 | |
8352 | (nocaseglob)144 192 Q F0 .436(If set,)184 204 R F1(bash)2.936 E F0 .436 | |
8353 | (matches \214lenames in a case\255insensiti)2.936 F .737 -.15(ve f)-.25 | |
8354 | H .437(ashion when performing pathname).05 F -.15(ex)184 216 S | |
8355 | (pansion \(see).15 E F1 -.1(Pa)2.5 G(thname Expansion).1 E F0(abo)2.5 E | |
8356 | -.15(ve)-.15 G(\).).15 E F1(nocasematch)144 228 Q F0 1.194(If set,)184 | |
8357 | 240 R F1(bash)3.694 E F0 1.194(matches patterns in a case\255insensiti) | |
8358 | 3.694 F 1.493 -.15(ve f)-.25 H 1.193(ashion when performing matching).05 | |
8359 | F(while e)184 252 Q -.15(xe)-.15 G(cuting).15 E F1(case)2.5 E F0(or)2.5 | |
8360 | E F1([[)2.5 E F0(conditional commands.)2.5 E F1(nullglob)144 264 Q F0 | |
8361 | .854(If set,)184 276 R F1(bash)3.354 E F0(allo)3.354 E .855 | |
0001803f CR |
8362 | (ws patterns which match no \214les \(see)-.25 F F1 -.1(Pa)3.355 G .855 |
8363 | (thname Expansion).1 F F0(abo)3.355 E -.15(ve)-.15 G 3.355(\)t).15 G(o) | |
ac50fbac CR |
8364 | -3.355 E -.15(ex)184 288 S(pand to a null string, rather than themselv) |
8365 | .15 E(es.)-.15 E F1(pr)144 300 Q(ogcomp)-.18 E F0 .677 | |
8366 | (If set, the programmable completion f)184 312 R .677(acilities \(see) | |
0001803f | 8367 | -.1 F F1(Pr)3.176 E .676(ogrammable Completion)-.18 F F0(abo)3.176 E |
ac50fbac CR |
8368 | -.15(ve)-.15 G(\)).15 E(are enabled.)184 324 Q |
8369 | (This option is enabled by def)5 E(ault.)-.1 E F1(pr)144 336 Q(omptv) | |
8370 | -.18 E(ars)-.1 E F0 1.447(If set, prompt strings under)184 348 R 1.448 | |
0001803f | 8371 | (go parameter e)-.18 F 1.448(xpansion, command substitution, arithmetic) |
ac50fbac | 8372 | -.15 F -.15(ex)184 360 S .171(pansion, and quote remo).15 F -.25(va)-.15 |
17345e5a | 8373 | G 2.67(la).25 G .17(fter being e)-2.67 F .17(xpanded as described in) |
ac50fbac CR |
8374 | -.15 F F2(PR)2.67 E(OMPTING)-.27 E F0(abo)2.42 E -.15(ve)-.15 G(.).15 E |
8375 | (This option is enabled by def)184 372 Q(ault.)-.1 E F1 -.18(re)144 384 | |
8376 | S(stricted_shell).18 E F0 1.069 | |
17345e5a | 8377 | (The shell sets this option if it is started in restricted mode \(see) |
ac50fbac | 8378 | 184 396 R F2 1.069(RESTRICTED SHELL)3.569 F F0(belo)184 408 Q 4.178 |
17345e5a JA |
8379 | (w\). The)-.25 F -.25(va)4.178 G 1.678(lue may not be changed.).25 F |
8380 | 1.678(This is not reset when the startup \214les are)6.678 F -.15(exe) | |
ac50fbac | 8381 | 184 420 S(cuted, allo).15 E(wing the startup \214les to disco)-.25 E |
17345e5a | 8382 | -.15(ve)-.15 G 2.5(rw).15 G(hether or not a shell is restricted.)-2.5 E |
ac50fbac | 8383 | F1(shift_v)144 432 Q(erbose)-.1 E F0 .501(If set, the)184 444 R F1 |
495aee44 | 8384 | (shift)3.001 E F0 -.2(bu)3.001 G .501 |
0001803f | 8385 | (iltin prints an error message when the shift count e).2 F .502 |
ac50fbac CR |
8386 | (xceeds the number)-.15 F(of positional parameters.)184 456 Q F1(sour) |
8387 | 144 468 Q(cepath)-.18 E F0 .771(If set, the)184 480 R F1(sour)3.271 E | |
0001803f | 8388 | (ce)-.18 E F0(\()3.271 E F1(.)A F0 3.271(\)b)C .771(uiltin uses the v) |
495aee44 CR |
8389 | -3.471 F .771(alue of)-.25 F F2 -.666(PA)3.27 G(TH)-.189 E F0 .77 |
8390 | (to \214nd the directory containing the)3.02 F(\214le supplied as an ar) | |
ac50fbac CR |
8391 | 184 492 Q 2.5(gument. This)-.18 F(option is enabled by def)2.5 E(ault.) |
8392 | -.1 E F1(xpg_echo)144 504 Q F0(If set, the)184 516 Q F1(echo)2.5 E F0 | |
495aee44 | 8393 | -.2(bu)2.5 G(iltin e).2 E(xpands backslash-escape sequences by def)-.15 |
ac50fbac CR |
8394 | E(ault.)-.1 E F1(suspend)108 532.8 Q F0([)2.5 E F1<ad66>A F0(])A 1.001 |
8395 | (Suspend the e)144 544.8 R -.15(xe)-.15 G 1.001 | |
495aee44 CR |
8396 | (cution of this shell until it recei).15 F -.15(ve)-.25 G 3.501(sa).15 G |
8397 | F2(SIGCONT)A F0 3.502(signal. A)3.252 F 1.002(login shell cannot be) | |
ac50fbac | 8398 | 3.502 F .023(suspended; the)144 556.8 R F1<ad66>2.523 E F0 .023 |
495aee44 | 8399 | (option can be used to o)2.523 F -.15(ve)-.15 G .022 |
0001803f | 8400 | (rride this and force the suspension.).15 F .022(The return status is) |
ac50fbac | 8401 | 5.022 F 2.5(0u)144 568.8 S(nless the shell is a login shell and)-2.5 E |
495aee44 | 8402 | F1<ad66>2.5 E F0(is not supplied, or if job control is not enabled.)2.5 |
ac50fbac CR |
8403 | E F1(test)108 585.6 Q F3 -.2(ex)2.5 G(pr).2 E F1([)108 597.6 Q F3 -.2 |
8404 | (ex)2.5 G(pr).2 E F1(])2.5 E F0 .877 | |
8405 | (Return a status of 0 \(true\) or 1 \(f)6.77 F .878 | |
8406 | (alse\) depending on the e)-.1 F -.25(va)-.25 G .878 | |
8407 | (luation of the conditional e).25 F(xpression)-.15 E F3 -.2(ex)144 609.6 | |
8408 | S(pr).2 E F0 5.53(.E).73 G .53 | |
8409 | (ach operator and operand must be a separate ar)-5.53 F 3.03 | |
8410 | (gument. Expressions)-.18 F .53(are composed of the)3.03 F 3.079 | |
8411 | (primaries described abo)144 621.6 R 3.379 -.15(ve u)-.15 H(nder).15 E | |
8412 | F2(CONDITION)5.579 E 3.079(AL EXPRESSIONS)-.18 F/F4 9/Times-Roman@0 SF | |
8413 | (.)A F1(test)7.579 E F0 3.08(does not accept an)5.58 F(y)-.15 E | |
8414 | (options, nor does it accept and ignore an ar)144 633.6 Q(gument of)-.18 | |
8415 | E F1<adad>2.5 E F0(as signifying the end of options.)2.5 E .786 | |
8416 | (Expressions may be combined using the follo)144 651.6 R .785 | |
495aee44 | 8417 | (wing operators, listed in decreasing order of prece-)-.25 F 3.411 |
ac50fbac | 8418 | (dence. The)144 663.6 R -.25(eva)3.411 G .911 |
495aee44 CR |
8419 | (luation depends on the number of ar).25 F .912(guments; see belo)-.18 F |
8420 | 4.712 -.65(w. O)-.25 H .912(perator precedence is).65 F | |
ac50fbac CR |
8421 | (used when there are \214v)144 675.6 Q 2.5(eo)-.15 G 2.5(rm)-2.5 G |
8422 | (ore ar)-2.5 E(guments.)-.18 E F1(!)144 687.6 Q F3 -.2(ex)2.5 G(pr).2 E | |
495aee44 | 8423 | F0 -.35(Tr)12.6 G(ue if).35 E F3 -.2(ex)2.5 G(pr).2 E F0(is f)3.23 E |
ac50fbac | 8424 | (alse.)-.1 E F1(\()144 699.6 Q F3 -.2(ex)2.5 G(pr).2 E F1(\))2.5 E F0 |
495aee44 CR |
8425 | .26(Returns the v)6.77 F .26(alue of)-.25 F F3 -.2(ex)2.76 G(pr).2 E F0 |
8426 | 5.26(.T)C .26(his may be used to o)-5.26 F -.15(ve)-.15 G .26 | |
ac50fbac CR |
8427 | (rride the normal precedence of opera-).15 F(tors.)180 711.6 Q |
8428 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(70)190.95 E 0 Cg EP | |
8429 | %%Page: 71 71 | |
17345e5a JA |
8430 | %%BeginPageSetup |
8431 | BP | |
8432 | %%EndPageSetup | |
8433 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
8434 | -.35 E/F1 10/Times-Italic@0 SF -.2(ex)144 84 S(pr1).2 E F0<ad>2.5 E/F2 |
8435 | 10/Times-Bold@0 SF(a)A F1 -.2(ex)2.5 G(pr2).2 E F0 -.35(Tr)180 96 S | |
8436 | (ue if both).35 E F1 -.2(ex)2.5 G(pr1).2 E F0(and)2.5 E F1 -.2(ex)2.5 G | |
8437 | (pr2).2 E F0(are true.)2.52 E F1 -.2(ex)144 108 S(pr1).2 E F0<ad>2.5 E | |
8438 | F2(o)A F1 -.2(ex)2.5 G(pr2).2 E F0 -.35(Tr)180 120 S(ue if either).35 E | |
8439 | F1 -.2(ex)2.5 G(pr1).2 E F0(or)2.5 E F1 -.2(ex)2.5 G(pr2).2 E F0 | |
8440 | (is true.)2.52 E F2(test)144 136.8 Q F0(and)2.5 E F2([)2.5 E F0 -.25 | |
8441 | (eva)2.5 G(luate conditional e).25 E | |
8442 | (xpressions using a set of rules based on the number of ar)-.15 E | |
8443 | (guments.)-.18 E 2.5(0a)144 154.8 S -.18(rg)-2.5 G(uments).18 E(The e) | |
8444 | 180 166.8 Q(xpression is f)-.15 E(alse.)-.1 E 2.5(1a)144 178.8 S -.18 | |
8445 | (rg)-2.5 G(ument).18 E(The e)180 190.8 Q | |
495aee44 | 8446 | (xpression is true if and only if the ar)-.15 E(gument is not null.)-.18 |
ac50fbac CR |
8447 | E 2.5(2a)144 202.8 S -.18(rg)-2.5 G(uments).18 E .37(If the \214rst ar) |
8448 | 180 214.8 R .37(gument is)-.18 F F2(!)2.87 E F0 2.87(,t)C .37(he e)-2.87 | |
8449 | F .37(xpression is true if and only if the second ar)-.15 F .37 | |
8450 | (gument is null.)-.18 F .38(If the \214rst ar)180 226.8 R .38 | |
495aee44 | 8451 | (gument is one of the unary conditional operators listed abo)-.18 F .679 |
ac50fbac CR |
8452 | -.15(ve u)-.15 H(nder).15 E/F3 9/Times-Bold@0 SF(CONDI-)2.879 E(TION)180 |
8453 | 238.8 Q .552(AL EXPRESSIONS)-.18 F/F4 9/Times-Roman@0 SF(,)A F0 .552 | |
495aee44 | 8454 | (the e)2.802 F .552(xpression is true if the unary test is true.)-.15 F |
ac50fbac | 8455 | .552(If the \214rst ar)5.552 F(gu-)-.18 E(ment is not a v)180 250.8 Q |
495aee44 | 8456 | (alid unary conditional operator)-.25 E 2.5(,t)-.4 G(he e)-2.5 E |
ac50fbac CR |
8457 | (xpression is f)-.15 E(alse.)-.1 E 2.5(3a)144 262.8 S -.18(rg)-2.5 G |
8458 | (uments).18 E .236(The follo)180 274.8 R .236 | |
495aee44 CR |
8459 | (wing conditions are applied in the order listed.)-.25 F .236 |
8460 | (If the second ar)5.236 F .236(gument is one of)-.18 F .855 | |
ac50fbac CR |
8461 | (the binary conditional operators listed abo)180 286.8 R 1.155 -.15 |
8462 | (ve u)-.15 H(nder).15 E F3(CONDITION)3.355 E .855(AL EXPRESSIONS)-.18 F | |
8463 | F4(,)A F0(the)3.105 E .579(result of the e)180 298.8 R .578(xpression i\ | |
8464 | s the result of the binary test using the \214rst and third ar)-.15 F | |
8465 | (guments)-.18 E 1.332(as operands.)180 310.8 R(The)6.332 E F2<ad61>3.832 | |
8466 | E F0(and)3.832 E F2<ad6f>3.832 E F0 1.333 | |
495aee44 | 8467 | (operators are considered binary operators when there are)3.832 F .558 |
ac50fbac CR |
8468 | (three ar)180 322.8 R 3.058(guments. If)-.18 F .558(the \214rst ar)3.058 |
8469 | F .558(gument is)-.18 F F2(!)3.058 E F0 3.058(,t)C .558(he v)-3.058 F | |
8470 | .558(alue is the ne)-.25 F -.05(ga)-.15 G .558(tion of the tw).05 F | |
8471 | (o-ar)-.1 E(gument)-.18 E .52(test using the second and third ar)180 | |
8472 | 334.8 R 3.021(guments. If)-.18 F .521(the \214rst ar)3.021 F .521 | |
8473 | (gument is e)-.18 F(xactly)-.15 E F2(\()3.021 E F0 .521(and the third) | |
8474 | 3.021 F(ar)180 346.8 Q .485(gument is e)-.18 F(xactly)-.15 E F2(\))2.985 | |
8475 | E F0 2.985(,t)C .485(he result is the one-ar)-2.985 F .485 | |
8476 | (gument test of the second ar)-.18 F 2.985(gument. Other)-.18 F(-)-.2 E | |
8477 | (wise, the e)180 358.8 Q(xpression is f)-.15 E(alse.)-.1 E 2.5(4a)144 | |
8478 | 370.8 S -.18(rg)-2.5 G(uments).18 E .384(If the \214rst ar)180 382.8 R | |
8479 | .384(gument is)-.18 F F2(!)2.884 E F0 2.885(,t)C .385 | |
8480 | (he result is the ne)-2.885 F -.05(ga)-.15 G .385(tion of the three-ar) | |
8481 | .05 F .385(gument e)-.18 F .385(xpression com-)-.15 F 1.648 | |
8482 | (posed of the remaining ar)180 394.8 R 4.147(guments. Otherwise,)-.18 F | |
8483 | 1.647(the e)4.147 F 1.647(xpression is parsed and e)-.15 F -.25(va)-.25 | |
8484 | G(luated).25 E(according to precedence using the rules listed abo)180 | |
8485 | 406.8 Q -.15(ve)-.15 G(.).15 E 2.5(5o)144 418.8 S 2.5(rm)-2.5 G(ore ar) | |
8486 | -2.5 E(guments)-.18 E 1.635(The e)180 430.8 R 1.635 | |
8487 | (xpression is parsed and e)-.15 F -.25(va)-.25 G 1.635 | |
8488 | (luated according to precedence using the rules listed).25 F(abo)180 | |
8489 | 442.8 Q -.15(ve)-.15 G(.).15 E(When used with)144 460.8 Q F2(test)2.5 E | |
8490 | F0(or)2.5 E F2([)2.5 E F0 2.5(,t)C(he)-2.5 E F2(<)2.5 E F0(and)2.5 E F2 | |
8491 | (>)2.5 E F0(operators sort le)2.5 E | |
8492 | (xicographically using ASCII ordering.)-.15 E F2(times)108 477.6 Q F0 | |
495aee44 | 8493 | 1.229(Print the accumulated user and system times for the shell and for\ |
ac50fbac CR |
8494 | processes run from the shell.)13.23 F(The return status is 0.)144 489.6 |
8495 | Q F2(trap)108 506.4 Q F0([)2.5 E F2(\255lp)A F0 2.5(][)C([)-2.5 E F1(ar) | |
8496 | A(g)-.37 E F0(])A F1(sigspec)2.5 E F0(...])2.5 E .702(The command)144 | |
8497 | 518.4 R F1(ar)3.532 E(g)-.37 E F0 .702(is to be read and e)3.422 F -.15 | |
8498 | (xe)-.15 G .702(cuted when the shell recei).15 F -.15(ve)-.25 G 3.203 | |
8499 | (ss).15 G(ignal\(s\))-3.203 E F1(sigspec)3.203 E F0 5.703(.I).31 G(f) | |
8500 | -5.703 E F1(ar)3.533 E(g)-.37 E F0(is)3.423 E .609 | |
8501 | (absent \(and there is a single)144 530.4 R F1(sigspec)3.108 E F0 3.108 | |
8502 | (\)o)C(r)-3.108 E F2<ad>3.108 E F0 3.108(,e)C .608 | |
0001803f | 8503 | (ach speci\214ed signal is reset to its original disposition)-3.108 F |
ac50fbac CR |
8504 | .658(\(the v)144 542.4 R .658(alue it had upon entrance to the shell\).) |
8505 | -.25 F(If)5.658 E F1(ar)3.488 E(g)-.37 E F0 .659 | |
8506 | (is the null string the signal speci\214ed by each)3.378 F F1(sigspec) | |
8507 | 144.34 554.4 Q F0 .581 | |
495aee44 | 8508 | (is ignored by the shell and by the commands it in)3.391 F -.2(vo)-.4 G |
ac50fbac CR |
8509 | -.1(ke).2 G 3.08(s. If).1 F F1(ar)3.41 E(g)-.37 E F0 .58 |
8510 | (is not present and)3.3 F F2<ad70>3.08 E F0(has)3.08 E 1.214 | |
8511 | (been supplied, then the trap commands associated with each)144 566.4 R | |
8512 | F1(sigspec)4.054 E F0 1.215(are displayed.)4.024 F 1.215(If no ar)6.215 | |
8513 | F(gu-)-.18 E .86(ments are supplied or if only)144 578.4 R F2<ad70>3.36 | |
8514 | E F0 .86(is gi)3.36 F -.15(ve)-.25 G(n,).15 E F2(trap)3.36 E F0 .86 | |
0001803f | 8515 | (prints the list of commands associated with each)3.36 F 2.83 |
ac50fbac | 8516 | (signal. The)144 590.4 R F2<ad6c>2.83 E F0 .33(option causes the shell \ |
495aee44 | 8517 | to print a list of signal names and their corresponding num-)2.83 F |
ac50fbac CR |
8518 | 4.311(bers. Each)144 602.4 R F1(sigspec)4.651 E F0 1.811 |
8519 | (is either a signal name de\214ned in <)4.621 F F1(signal.h)A F0 1.81 | |
0001803f | 8520 | (>, or a signal number)B 6.81(.S)-.55 G(ignal)-6.81 E |
ac50fbac CR |
8521 | (names are case insensiti)144 614.4 Q .3 -.15(ve a)-.25 H(nd the).15 E |
8522 | F3(SIG)2.5 E F0(pre\214x is optional.)2.25 E 1.648(If a)144 632.4 R F1 | |
8523 | (sigspec)4.488 E F0(is)4.458 E F3(EXIT)4.148 E F0 1.648 | |
8524 | (\(0\) the command)3.898 F F1(ar)4.479 E(g)-.37 E F0 1.649(is e)4.369 F | |
0001803f | 8525 | -.15(xe)-.15 G 1.649(cuted on e).15 F 1.649(xit from the shell.)-.15 F |
ac50fbac CR |
8526 | 1.649(If a)6.649 F F1(sigspec)4.489 E F0(is)4.459 E F3(DEB)144 644.4 Q |
8527 | (UG)-.09 E F4(,)A F0 1.168(the command)3.418 F F1(ar)3.998 E(g)-.37 E F0 | |
495aee44 | 8528 | 1.168(is e)3.888 F -.15(xe)-.15 G 1.167(cuted before e).15 F -.15(ve) |
ac50fbac CR |
8529 | -.25 G(ry).15 E F1 1.167(simple command)3.667 F F0(,)A F1(for)3.667 E F0 |
8530 | (command,)3.667 E F1(case)3.667 E F0(com-)3.667 E(mand,)144 656.4 Q F1 | |
495aee44 | 8531 | (select)2.646 E F0 .146(command, e)2.646 F -.15(ve)-.25 G .146 |
ac50fbac | 8532 | (ry arithmetic).15 F F1(for)2.646 E F0 .147 |
0001803f | 8533 | (command, and before the \214rst command e)2.646 F -.15(xe)-.15 G .147 |
ac50fbac | 8534 | (cutes in a).15 F .146(shell function \(see)144 668.4 R F3 .146 |
0001803f | 8535 | (SHELL GRAMMAR)2.646 F F0(abo)2.396 E -.15(ve)-.15 G 2.646(\). Refer).15 |
ac50fbac CR |
8536 | F .146(to the description of the)2.646 F F2(extdeb)2.645 E(ug)-.2 E F0 |
8537 | .145(option to)2.645 F(the)144 680.4 Q F2(shopt)3.2 E F0 -.2(bu)3.2 G .7 | |
8538 | (iltin for details of its ef).2 F .7(fect on the)-.25 F F2(DEB)3.2 E(UG) | |
8539 | -.1 E F0 3.2(trap. If)3.2 F(a)3.2 E F1(sigspec)3.54 E F0(is)3.51 E F3 | |
8540 | (RETURN)3.2 E F4(,)A F0 .701(the com-)2.951 F(mand)144 692.4 Q F1(ar) | |
495aee44 | 8541 | 3.474 E(g)-.37 E F0 .644(is e)3.364 F -.15(xe)-.15 G .643 |
0001803f | 8542 | (cuted each time a shell function or a script e).15 F -.15(xe)-.15 G |
ac50fbac CR |
8543 | .643(cuted with the).15 F F2(.)3.143 E F0(or)3.143 E F2(sour)3.143 E(ce) |
8544 | -.18 E F0 -.2(bu)3.143 G(iltins).2 E(\214nishes e)144 704.4 Q -.15(xe) | |
8545 | -.15 G(cuting.).15 E .521(If a)144 722.4 R F1(sigspec)3.361 E F0(is) | |
8546 | 3.331 E F3(ERR)3.021 E F4(,)A F0 .522(the command)2.771 F F1(ar)3.352 E | |
8547 | (g)-.37 E F0 .522(is e)3.242 F -.15(xe)-.15 G .522(cuted whene).15 F | |
8548 | -.15(ve)-.25 G 3.022(raap).15 G .522(ipeline \(which may consist of a) | |
8549 | -3.022 F(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(71)190.95 E 0 Cg | |
8550 | EP | |
8551 | %%Page: 72 72 | |
495aee44 CR |
8552 | %%BeginPageSetup |
8553 | BP | |
8554 | %%EndPageSetup | |
8555 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
8556 | -.35 E .185(single simple command\), a list, or a compound command retu\ |
8557 | rns a non\255zero e)144 84 R .184(xit status, subject to)-.15 F .451 | |
8558 | (the follo)144 96 R .451(wing conditions.)-.25 F(The)5.451 E/F1 9 | |
8559 | /Times-Bold@0 SF(ERR)2.951 E F0 .451(trap is not e)2.701 F -.15(xe)-.15 | |
8560 | G .451(cuted if the f).15 F .452(ailed command is part of the com-)-.1 F | |
8561 | .388(mand list immediately follo)144 108 R .388(wing a)-.25 F/F2 10 | |
8562 | /Times-Bold@0 SF(while)2.888 E F0(or)2.888 E F2(until)2.888 E F0 -.1(ke) | |
8563 | 2.888 G(yw)-.05 E .388(ord, part of the test in an)-.1 F/F3 10 | |
8564 | /Times-Italic@0 SF(if)2.897 E F0 .387(statement, part)4.847 F .777 | |
8565 | (of a command e)144 120 R -.15(xe)-.15 G .778(cuted in a).15 F F2(&&) | |
8566 | 3.278 E F0(or)3.278 E F2(||)3.278 E F0 .778(list e)3.278 F .778 | |
8567 | (xcept the command follo)-.15 F .778(wing the \214nal)-.25 F F2(&&)3.278 | |
8568 | E F0(or)3.278 E F2(||)3.278 E F0 3.278(,a)C -.15(ny)-3.278 G 1.28 | |
8569 | (command in a pipeline b)144 132 R 1.28(ut the last, or if the command') | |
8570 | -.2 F 3.78(sr)-.55 G 1.28(eturn v)-3.78 F 1.28(alue is being in)-.25 F | |
8571 | -.15(ve)-.4 G 1.28(rted using).15 F F2(!)3.78 E F0(.)A | |
8572 | (These are the same conditions obe)144 144 Q(yed by the)-.15 E F2(err) | |
8573 | 2.5 E(exit)-.18 E F0(\()2.5 E F2<ad65>A F0 2.5(\)o)C(ption.)-2.5 E 1.095 | |
8574 | (Signals ignored upon entry to the shell cannot be trapped or reset.)144 | |
8575 | 162 R -.35(Tr)6.095 G 1.095(apped signals that are not).35 F .662 | |
8576 | (being ignored are reset to their original v)144 174 R .662 | |
8577 | (alues in a subshell or subshell en)-.25 F .661(vironment when one is) | |
8578 | -.4 F 2.5(created. The)144 186 R(return status is f)2.5 E(alse if an)-.1 | |
8579 | E(y)-.15 E F3(sigspec)2.84 E F0(is in)2.81 E -.25(va)-.4 G | |
8580 | (lid; otherwise).25 E F2(trap)2.5 E F0(returns true.)2.5 E F2(type)108 | |
8581 | 202.8 Q F0([)2.5 E F2(\255aftpP)A F0(])A F3(name)2.5 E F0([)2.5 E F3 | |
8582 | (name)A F0(...])2.5 E -.4(Wi)144 214.8 S .173 | |
8583 | (th no options, indicate ho).4 F 2.673(we)-.25 G(ach)-2.673 E F3(name) | |
8584 | 3.033 E F0 -.1(wo)2.853 G .174 | |
0001803f | 8585 | (uld be interpreted if used as a command name.).1 F .174(If the)5.174 F |
ac50fbac CR |
8586 | F2<ad74>144 226.8 Q F0 .843(option is used,)3.343 F F2(type)3.343 E F0 |
8587 | .843(prints a string which is one of)3.343 F F3(alias)3.343 E F0(,).27 E | |
8588 | F3 -.1(ke)3.343 G(ywor)-.2 E(d)-.37 E F0(,).77 E F3(function)3.343 E F0 | |
8589 | (,).24 E F3 -.2(bu)3.342 G(iltin).2 E F0 3.342(,o).24 G(r)-3.342 E F3 | |
8590 | (\214le)5.252 E F0(if)3.522 E F3(name)144.36 238.8 Q F0 .086 | |
0001803f CR |
8591 | (is an alias, shell reserv)2.766 F .086(ed w)-.15 F .086 |
8592 | (ord, function, b)-.1 F .087(uiltin, or disk \214le, respecti)-.2 F -.15 | |
ac50fbac | 8593 | (ve)-.25 G(ly).15 E 5.087(.I)-.65 G 2.587(ft)-5.087 G(he)-2.587 E F3 |
0001803f | 8594 | (name)2.947 E F0 .087(is not)2.767 F .119 |
ac50fbac | 8595 | (found, then nothing is printed, and an e)144 250.8 R .118 |
0001803f | 8596 | (xit status of f)-.15 F .118(alse is returned.)-.1 F .118(If the)5.118 F |
ac50fbac CR |
8597 | F2<ad70>2.618 E F0 .118(option is used,)2.618 F F2(type)2.618 E F0 .855 |
8598 | (either returns the name of the disk \214le that w)144 262.8 R .855 | |
8599 | (ould be e)-.1 F -.15(xe)-.15 G .855(cuted if).15 F F3(name)3.715 E F0 | |
0001803f | 8600 | .855(were speci\214ed as a com-)3.535 F .641(mand name, or nothing if) |
ac50fbac CR |
8601 | 144 274.8 R/F4 10/Courier@0 SF .641(type -t name)3.141 F F0 -.1(wo)3.141 |
8602 | G .641(uld not return).1 F F3(\214le)3.14 E F0 5.64(.T).18 G(he)-5.64 E | |
8603 | F2<ad50>3.14 E F0 .64(option forces a)3.14 F F1 -.666(PA)3.14 G(TH)-.189 | |
8604 | E F0 .112(search for each)144 286.8 R F3(name)2.612 E F0 2.612(,e)C -.15 | |
8605 | (ve)-2.862 G 2.613(ni).15 G(f)-2.613 E F4 .113(type -t name)2.613 F F0 | |
8606 | -.1(wo)2.613 G .113(uld not return).1 F F3(\214le)2.613 E F0 5.113(.I) | |
8607 | .18 G 2.613(fac)-5.113 G .113(ommand is hashed,)-2.613 F F2<ad70>2.613 E | |
8608 | F0(and)144 298.8 Q F2<ad50>3.231 E F0 .731(print the hashed v)3.231 F | |
8609 | .73(alue, which is not necessarily the \214le that appears \214rst in) | |
8610 | -.25 F F1 -.666(PA)3.23 G(TH)-.189 E/F5 9/Times-Roman@0 SF(.)A F0 .73 | |
8611 | (If the)5.23 F F2<ad61>144 310.8 Q F0 1.748(option is used,)4.248 F F2 | |
8612 | (type)4.248 E F0 1.748(prints all of the places that contain an e)4.248 | |
8613 | F -.15(xe)-.15 G 1.748(cutable named).15 F F3(name)4.249 E F0 6.749(.T) | |
8614 | .18 G(his)-6.749 E .744 | |
8615 | (includes aliases and functions, if and only if the)144 322.8 R F2<ad70> | |
8616 | 3.244 E F0 .744(option is not also used.)3.244 F .743 | |
8617 | (The table of hashed)5.744 F 1.223(commands is not consulted when using) | |
8618 | 144 334.8 R F2<ad61>3.723 E F0 6.223(.T)C(he)-6.223 E F2<ad66>3.723 E F0 | |
8619 | 1.223(option suppresses shell function lookup, as)3.723 F .326(with the) | |
8620 | 144 346.8 R F2(command)2.826 E F0 -.2(bu)2.826 G(iltin.).2 E F2(type) | |
8621 | 5.326 E F0 .326(returns true if all of the ar)2.826 F .325 | |
8622 | (guments are found, f)-.18 F .325(alse if an)-.1 F 2.825(ya)-.15 G .325 | |
8623 | (re not)-2.825 F(found.)144 358.8 Q F2(ulimit)108 375.6 Q F0([)2.5 E F2 | |
8624 | (\255HST)A(abcde\214lmnpqrstuvx)-.92 E F0([)2.5 E F3(limit)A F0(]])A | |
8625 | (Pro)144 387.6 Q .243(vides control o)-.15 F -.15(ve)-.15 G 2.743(rt).15 | |
8626 | G .243(he resources a)-2.743 F -.25(va)-.2 G .244 | |
17345e5a | 8627 | (ilable to the shell and to processes started by it, on systems).25 F |
ac50fbac CR |
8628 | .944(that allo)144 399.6 R 3.444(ws)-.25 G .944(uch control.)-3.444 F |
8629 | (The)5.944 E F2<ad48>3.444 E F0(and)3.444 E F2<ad53>3.444 E F0 .943 | |
17345e5a | 8630 | (options specify that the hard or soft limit is set for the)3.444 F(gi) |
ac50fbac | 8631 | 144 411.6 Q -.15(ve)-.25 G 2.708(nr).15 G 2.708(esource. A)-2.708 F .208 |
17345e5a | 8632 | (hard limit cannot be increased by a non-root user once it is set; a so\ |
ac50fbac CR |
8633 | ft limit may)2.708 F .426(be increased up to the v)144 423.6 R .426 |
8634 | (alue of the hard limit.)-.25 F .425(If neither)5.426 F F2<ad48>2.925 E | |
8635 | F0(nor)2.925 E F2<ad53>2.925 E F0 .425 | |
8636 | (is speci\214ed, both the soft and)2.925 F .139(hard limits are set.)144 | |
8637 | 435.6 R .139(The v)5.139 F .139(alue of)-.25 F F3(limit)2.729 E F0 .139 | |
17345e5a | 8638 | (can be a number in the unit speci\214ed for the resource or one)3.319 F |
ac50fbac CR |
8639 | .742(of the special v)144 447.6 R(alues)-.25 E F2(hard)3.242 E F0(,)A F2 |
8640 | (soft)3.241 E F0 3.241(,o)C(r)-3.241 E F2(unlimited)3.241 E F0 3.241(,w) | |
17345e5a | 8641 | C .741(hich stand for the current hard limit, the current)-3.241 F .78 |
ac50fbac CR |
8642 | (soft limit, and no limit, respecti)144 459.6 R -.15(ve)-.25 G(ly).15 E |
8643 | 5.78(.I)-.65 G(f)-5.78 E F3(limit)3.37 E F0 .78 | |
17345e5a | 8644 | (is omitted, the current v)3.96 F .78(alue of the soft limit of the)-.25 |
ac50fbac CR |
8645 | F .499(resource is printed, unless the)144 471.6 R F2<ad48>2.999 E F0 |
8646 | .499(option is gi)2.999 F -.15(ve)-.25 G 2.999(n. When).15 F .498 | |
17345e5a | 8647 | (more than one resource is speci\214ed, the)2.999 F |
ac50fbac CR |
8648 | (limit name and unit are printed before the v)144 483.6 Q 2.5 |
8649 | (alue. Other)-.25 F(options are interpreted as follo)2.5 E(ws:)-.25 E F2 | |
8650 | <ad61>144 495.6 Q F0(All current limits are reported)25.3 E F2<ad62>144 | |
8651 | 507.6 Q F0(The maximum sock)24.74 E(et b)-.1 E(uf)-.2 E(fer size)-.25 E | |
8652 | F2<ad63>144 519.6 Q F0(The maximum size of core \214les created)25.86 E | |
8653 | F2<ad64>144 531.6 Q F0(The maximum size of a process')24.74 E 2.5(sd) | |
8654 | -.55 G(ata se)-2.5 E(gment)-.15 E F2<ad65>144 543.6 Q F0 | |
8655 | (The maximum scheduling priority \("nice"\))25.86 E F2<ad66>144 555.6 Q | |
495aee44 | 8656 | F0(The maximum size of \214les written by the shell and its children) |
ac50fbac CR |
8657 | 26.97 E F2<ad69>144 567.6 Q F0(The maximum number of pending signals) |
8658 | 27.52 E F2<ad6c>144 579.6 Q F0(The maximum size that may be lock)27.52 E | |
8659 | (ed into memory)-.1 E F2<ad6d>144 591.6 Q F0 | |
17345e5a | 8660 | (The maximum resident set size \(man)21.97 E 2.5(ys)-.15 G |
ac50fbac | 8661 | (ystems do not honor this limit\))-2.5 E F2<ad6e>144 603.6 Q F0 .791(Th\ |
495aee44 | 8662 | e maximum number of open \214le descriptors \(most systems do not allo) |
ac50fbac CR |
8663 | 24.74 F 3.291(wt)-.25 G .791(his v)-3.291 F .791(alue to)-.25 F |
8664 | (be set\))180 615.6 Q F2<ad70>144 627.6 Q F0 | |
8665 | (The pipe size in 512-byte blocks \(this may not be set\))24.74 E F2 | |
8666 | <ad71>144 639.6 Q F0 | |
8667 | (The maximum number of bytes in POSIX message queues)24.74 E F2<ad72>144 | |
8668 | 651.6 Q F0(The maximum real-time scheduling priority)25.86 E F2<ad73>144 | |
8669 | 663.6 Q F0(The maximum stack size)26.41 E F2<ad74>144 675.6 Q F0 | |
8670 | (The maximum amount of cpu time in seconds)26.97 E F2<ad75>144 687.6 Q | |
495aee44 | 8671 | F0(The maximum number of processes a)24.74 E -.25(va)-.2 G |
ac50fbac | 8672 | (ilable to a single user).25 E F2<ad76>144 699.6 Q F0 .47 |
495aee44 CR |
8673 | (The maximum amount of virtual memory a)25.3 F -.25(va)-.2 G .47 |
8674 | (ilable to the shell and, on some systems, to).25 F(its children)180 | |
ac50fbac CR |
8675 | 711.6 Q(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(72)190.95 E 0 Cg |
8676 | EP | |
8677 | %%Page: 73 73 | |
8678 | %%BeginPageSetup | |
8679 | BP | |
8680 | %%EndPageSetup | |
8681 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
8682 | -.35 E/F1 10/Times-Bold@0 SF<ad78>144 84 Q F0 | |
8683 | (The maximum number of \214le locks)25.3 E F1<ad54>144 96 Q F0 | |
8684 | (The maximum number of threads)23.63 E(If)144 112.8 Q/F2 10 | |
8685 | /Times-Italic@0 SF(limit)3.058 E F0 .468(is gi)3.648 F -.15(ve)-.25 G | |
8686 | .468(n, and the).15 F F1<ad61>2.968 E F0 .468(option is not used,)2.968 | |
8687 | F F2(limit)2.968 E F0 .468(is the ne)2.968 F 2.968(wv)-.25 G .468 | |
8688 | (alue of the speci\214ed resource.)-3.218 F(If)5.468 E .045 | |
8689 | (no option is gi)144 124.8 R -.15(ve)-.25 G .045(n, then).15 F F1<ad66> | |
8690 | 2.545 E F0 .045(is assumed.)2.545 F -1.11(Va)5.045 G .045 | |
8691 | (lues are in 1024-byte increments, e)1.11 F .044(xcept for)-.15 F F1 | |
8692 | <ad74>2.544 E F0 2.544(,w)C .044(hich is)-2.544 F .402(in seconds;)144 | |
8693 | 136.8 R F1<ad70>2.902 E F0 2.902(,w)C .402 | |
8694 | (hich is in units of 512-byte blocks; and)-2.902 F F1<ad54>2.902 E F0(,) | |
8695 | A F1<ad62>2.902 E F0(,)A F1<ad6e>2.902 E F0 2.902(,a)C(nd)-2.902 E F1 | |
8696 | <ad75>2.903 E F0 2.903(,w)C .403(hich are unscaled)-2.903 F -.25(va)144 | |
8697 | 148.8 S 3.083(lues. The).25 F .583(return status is 0 unless an in)3.083 | |
8698 | F -.25(va)-.4 G .583(lid option or ar).25 F .583 | |
17345e5a | 8699 | (gument is supplied, or an error occurs)-.18 F(while setting a ne)144 |
ac50fbac | 8700 | 160.8 Q 2.5(wl)-.25 G(imit.)-2.5 E F1(umask)108 177.6 Q F0([)2.5 E F1 |
17345e5a | 8701 | <ad70>A F0 2.5(][)C F1<ad53>-2.5 E F0 2.5(][)C F2(mode)-2.5 E F0(])A .2 |
ac50fbac | 8702 | (The user \214le-creation mask is set to)144 189.6 R F2(mode)2.7 E F0 |
17345e5a JA |
8703 | 5.2(.I).18 G(f)-5.2 E F2(mode)3.08 E F0(be)2.88 E .2 |
8704 | (gins with a digit, it is interpreted as an octal)-.15 F .066(number; o\ | |
8705 | therwise it is interpreted as a symbolic mode mask similar to that acce\ | |
ac50fbac CR |
8706 | pted by)144 201.6 R F2 -.15(ch)2.566 G(mod).15 E F0(\(1\).).77 E(If)144 |
8707 | 213.6 Q F2(mode)3.262 E F0 .382(is omitted, the current v)3.062 F .382 | |
17345e5a | 8708 | (alue of the mask is printed.)-.25 F(The)5.382 E F1<ad53>2.882 E F0 .382 |
ac50fbac CR |
8709 | (option causes the mask to be)2.882 F .547 |
8710 | (printed in symbolic form; the def)144 225.6 R .547 | |
17345e5a | 8711 | (ault output is an octal number)-.1 F 5.547(.I)-.55 G 3.047(ft)-5.547 G |
ac50fbac CR |
8712 | (he)-3.047 E F1<ad70>3.047 E F0 .547(option is supplied, and)3.047 F F2 |
8713 | (mode)144.38 237.6 Q F0 .551 | |
8714 | (is omitted, the output is in a form that may be reused as input.)3.231 | |
8715 | F .552(The return status is 0 if the)5.552 F(mode w)144 249.6 Q | |
0001803f CR |
8716 | (as successfully changed or if no)-.1 E F2(mode)2.5 E F0(ar)2.5 E |
8717 | (gument w)-.18 E(as supplied, and f)-.1 E(alse otherwise.)-.1 E F1 | |
ac50fbac CR |
8718 | (unalias)108 266.4 Q F0<5bad>2.5 E F1(a)A F0 2.5(][)C F2(name)-2.5 E F0 |
8719 | (...])2.5 E(Remo)144 278.4 Q 1.955 -.15(ve e)-.15 H(ach).15 E F2(name) | |
0001803f CR |
8720 | 4.155 E F0 1.655(from the list of de\214ned aliases.)4.155 F(If)6.655 E |
8721 | F1<ad61>4.155 E F0 1.655(is supplied, all alias de\214nitions are)4.155 | |
ac50fbac | 8722 | F(remo)144 290.4 Q -.15(ve)-.15 G 2.5(d. The).15 F(return v)2.5 E |
0001803f | 8723 | (alue is true unless a supplied)-.25 E F2(name)2.86 E F0 |
ac50fbac CR |
8724 | (is not a de\214ned alias.)2.68 E F1(unset)108 307.2 Q F0<5bad>2.5 E F1 |
8725 | (fv)A F0 2.5(][)C<ad>-2.5 E F1(n)A F0 2.5(][)C F2(name)-2.5 E F0(...]) | |
8726 | 2.5 E -.15(Fo)144 319.2 S 3.827(re).15 G(ach)-3.827 E F2(name)3.827 E F0 | |
8727 | 3.827(,r).18 G(emo)-3.827 E 1.627 -.15(ve t)-.15 H 1.327 | |
8728 | (he corresponding v).15 F 1.327(ariable or function.)-.25 F 1.327 | |
8729 | (If the)6.327 F F1<ad76>3.828 E F0 1.328(option is gi)3.828 F -.15(ve) | |
8730 | -.25 G 1.328(n, each).15 F F2(name)144.36 331.2 Q F0 1.551 | |
8731 | (refers to a shell v)4.231 F 1.551(ariable, and that v)-.25 F 1.551 | |
8732 | (ariable is remo)-.25 F -.15(ve)-.15 G 4.05(d. Read-only).15 F -.25(va) | |
8733 | 4.05 G 1.55(riables may not be).25 F 4.641(unset. If)144 343.2 R F1 | |
8734 | <ad66>4.641 E F0 2.141(is speci\214ed, each)4.641 F F2(name)5.001 E F0 | |
8735 | 2.141(refers to a shell function, and the function de\214nition is)4.821 | |
8736 | F(remo)144 355.2 Q -.15(ve)-.15 G 2.538(d. If).15 F(the)2.537 E F1<ad6e> | |
8737 | 2.537 E F0 .037(option is supplied, and)2.537 F F2(name)2.537 E F0 .037 | |
8738 | (is a v)2.537 F .037(ariable with the)-.25 F F2(namer)2.537 E(ef)-.37 E | |
8739 | F0(attrib)2.537 E(ute,)-.2 E F2(name)2.537 E F0(will)2.537 E .492 | |
8740 | (be unset rather than the v)144 367.2 R .492(ariable it references.)-.25 | |
8741 | F F1<ad6e>5.492 E F0 .492(has no ef)2.992 F .492(fect if the)-.25 F F1 | |
8742 | <ad66>2.992 E F0 .492(option is supplied.)2.992 F .493(If no)5.493 F | |
8743 | .221(options are supplied, each)144 379.2 R F2(name)2.721 E F0 .221 | |
8744 | (refers to a v)2.721 F .22(ariable; if there is no v)-.25 F .22 | |
8745 | (ariable by that name, an)-.25 F 2.72(yf)-.15 G(unc-)-2.72 E 1.188 | |
8746 | (tion with that name is unset.)144 391.2 R 1.189(Each unset v)6.189 F | |
8747 | 1.189(ariable or function is remo)-.25 F -.15(ve)-.15 G 3.689(df).15 G | |
8748 | 1.189(rom the en)-3.689 F(vironment)-.4 E 3.206 | |
8749 | (passed to subsequent commands.)144 403.2 R 3.206(If an)8.206 F 5.706 | |
8750 | (yo)-.15 G(f)-5.706 E/F3 9/Times-Bold@0 SF(COMP_W)5.706 E(ORDBREAKS)-.09 | |
8751 | E/F4 9/Times-Roman@0 SF(,)A F3(RANDOM)5.455 E F4(,)A F3(SECONDS)5.455 E | |
8752 | F4(,)A F3(LINENO)144 415.2 Q F4(,)A F3(HISTCMD)4.347 E F4(,)A F3(FUNCN) | |
8753 | 4.347 E(AME)-.18 E F4(,)A F3(GR)4.347 E(OUPS)-.27 E F4(,)A F0(or)4.348 E | |
8754 | F3(DIRST)4.598 E -.495(AC)-.81 G(K).495 E F0 2.098(are unset, the)4.348 | |
8755 | F 4.598(yl)-.15 G 2.098(ose their special)-4.598 F(properties, e)144 | |
8756 | 427.2 Q -.15(ve)-.25 G 2.5(ni).15 G 2.5(ft)-2.5 G(he)-2.5 E 2.5(ya)-.15 | |
8757 | G(re subsequently reset.)-2.5 E(The e)5 E(xit status is true unless a) | |
8758 | -.15 E F2(name)2.86 E F0(is readonly)2.68 E(.)-.65 E F1(wait)108 444 Q | |
8759 | F0([)2.5 E F1<ad6e>A F0 2.5(][)C F2 2.5(n.)-2.5 G(..)-2.5 E F0(])A -.8 | |
8760 | (Wa)144 456 S .027(it for each speci\214ed child process and return its\ | |
8761 | termination status.).8 F(Each)5.026 E F2(n)2.886 E F0 .026 | |
8762 | (may be a process ID)2.766 F .256 | |
8763 | (or a job speci\214cation; if a job spec is gi)144 468 R -.15(ve)-.25 G | |
8764 | .256(n, all processes in that job').15 F 2.756(sp)-.55 G .256 | |
8765 | (ipeline are w)-2.756 F .256(aited for)-.1 F 5.256(.I)-.55 G(f)-5.256 E | |
8766 | F2(n)3.116 E F0 .318(is not gi)144 480 R -.15(ve)-.25 G .318 | |
8767 | (n, all currently acti).15 F .618 -.15(ve c)-.25 H .318 | |
8768 | (hild processes are w).15 F .318(aited for)-.1 F 2.818(,a)-.4 G .318 | |
8769 | (nd the return status is zero.)-2.818 F .317(If the)5.317 F F1<ad6e>144 | |
8770 | 492 Q F0 .361(option is supplied,)2.861 F F1(wait)2.861 E F0 -.1(wa) | |
8771 | 2.861 G .361(its for an).1 F 2.862(yj)-.15 G .362 | |
8772 | (ob to terminate and returns its e)-2.862 F .362(xit status.)-.15 F(If) | |
8773 | 5.362 E F2(n)3.222 E F0(speci\214es)3.102 E 2.596(an)144 504 S(on-e) | |
8774 | -2.596 E .096(xistent process or job, the return status is 127.)-.15 F | |
8775 | .095(Otherwise, the return status is the e)5.095 F .095(xit status)-.15 | |
8776 | F(of the last process or job w)144 516 Q(aited for)-.1 E(.)-.55 E/F5 | |
8777 | 10.95/Times-Bold@0 SF(RESTRICTED SHELL)72 532.8 Q F0(If)108 544.8 Q F1 | |
8778 | (bash)4.396 E F0 1.896(is started with the name)4.396 F F1(rbash)4.397 E | |
8779 | F0 4.397(,o)C 4.397(rt)-4.397 G(he)-4.397 E F1<ad72>4.397 E F0 1.897 | |
8780 | (option is supplied at in)4.397 F -.2(vo)-.4 G 1.897 | |
8781 | (cation, the shell becomes).2 F 3.446(restricted. A)108 556.8 R .945 | |
8782 | (restricted shell is used to set up an en)3.446 F .945 | |
8783 | (vironment more controlled than the standard shell.)-.4 F(It)5.945 E | |
8784 | (beha)108 568.8 Q -.15(ve)-.2 G 2.5(si).15 G(dentically to)-2.5 E F1 | |
17345e5a | 8785 | (bash)2.5 E F0(with the e)2.5 E(xception that the follo)-.15 E |
ac50fbac CR |
8786 | (wing are disallo)-.25 E(wed or not performed:)-.25 E 32.5<8363>108 |
8787 | 585.6 S(hanging directories with)-32.5 E F1(cd)2.5 E F0 32.5<8373>108 | |
8788 | 602.4 S(etting or unsetting the v)-32.5 E(alues of)-.25 E F3(SHELL)2.5 E | |
8789 | F4(,)A F3 -.666(PA)2.25 G(TH)-.189 E F4(,)A F3(ENV)2.25 E F4(,)A F0(or) | |
8790 | 2.25 E F3 -.27(BA)2.5 G(SH_ENV).27 E F0 32.5<8373>108 619.2 S | |
495aee44 | 8791 | (pecifying command names containing)-32.5 E F1(/)2.5 E F0 32.5<8373>108 |
ac50fbac | 8792 | 636 S(pecifying a \214lename containing a)-32.5 E F1(/)2.5 E F0 |
495aee44 | 8793 | (as an ar)2.5 E(gument to the)-.18 E F1(.)2.5 E F0 -.2(bu)5 G |
ac50fbac | 8794 | (iltin command).2 E 32.5<8373>108 652.8 S .449 |
495aee44 | 8795 | (pecifying a \214lename containing a slash as an ar)-32.5 F .449 |
ac50fbac CR |
8796 | (gument to the)-.18 F F1<ad70>2.95 E F0 .45(option to the)2.95 F F1 |
8797 | (hash)2.95 E F0 -.2(bu)2.95 G .45(iltin com-).2 F(mand)144 664.8 Q 32.5 | |
8798 | <8369>108 681.6 S(mporting function de\214nitions from the shell en) | |
8799 | -32.5 E(vironment at startup)-.4 E 32.5<8370>108 698.4 S(arsing the v) | |
495aee44 | 8800 | -32.5 E(alue of)-.25 E F3(SHELLOPTS)2.5 E F0(from the shell en)2.25 E |
ac50fbac CR |
8801 | (vironment at startup)-.4 E 32.5<8372>108 715.2 S(edirecting output usi\ |
8802 | ng the >, >|, <>, >&, &>, and >> redirection operators)-32.5 E | |
8803 | (GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(73)190.95 E 0 Cg EP | |
8804 | %%Page: 74 74 | |
8805 | %%BeginPageSetup | |
8806 | BP | |
8807 | %%EndPageSetup | |
8808 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
8809 | -.35 E 32.5<8375>108 84 S(sing the)-32.5 E/F1 10/Times-Bold@0 SF(exec) | |
8810 | 2.5 E F0 -.2(bu)2.5 G | |
17345e5a | 8811 | (iltin command to replace the shell with another command).2 E 32.5<8361> |
ac50fbac | 8812 | 108 100.8 S(dding or deleting b)-32.5 E(uiltin commands with the)-.2 E |
495aee44 | 8813 | F1<ad66>2.5 E F0(and)2.5 E F1<ad64>2.5 E F0(options to the)2.5 E F1 |
ac50fbac | 8814 | (enable)2.5 E F0 -.2(bu)2.5 G(iltin command).2 E 32.5<8375>108 117.6 S |
495aee44 | 8815 | (sing the)-32.5 E F1(enable)2.5 E F0 -.2(bu)2.5 G |
17345e5a | 8816 | (iltin command to enable disabled shell b).2 E(uiltins)-.2 E 32.5<8373> |
ac50fbac CR |
8817 | 108 134.4 S(pecifying the)-32.5 E F1<ad70>2.5 E F0(option to the)2.5 E |
8818 | F1(command)2.5 E F0 -.2(bu)2.5 G(iltin command).2 E 32.5<8374>108 151.2 | |
495aee44 CR |
8819 | S(urning of)-32.5 E 2.5(fr)-.25 G(estricted mode with)-2.5 E F1(set +r) |
8820 | 2.5 E F0(or)2.5 E F1(set +o r)2.5 E(estricted)-.18 E F0(.)A | |
ac50fbac | 8821 | (These restrictions are enforced after an)108 168 Q 2.5(ys)-.15 G |
17345e5a | 8822 | (tartup \214les are read.)-2.5 E 1.566 |
ac50fbac CR |
8823 | (When a command that is found to be a shell script is e)108 184.8 R -.15 |
8824 | (xe)-.15 G 1.566(cuted \(see).15 F/F2 9/Times-Bold@0 SF 1.566 | |
8825 | (COMMAND EXECUTION)4.066 F F0(abo)3.816 E -.15(ve)-.15 G(\),).15 E F1 | |
8826 | (rbash)108 196.8 Q F0(turns of)2.5 E 2.5(fa)-.25 G .3 -.15(ny r)-2.5 H | |
8827 | (estrictions in the shell spa).15 E(wned to e)-.15 E -.15(xe)-.15 G | |
8828 | (cute the script.).15 E/F3 10.95/Times-Bold@0 SF(SEE ALSO)72 213.6 Q/F4 | |
8829 | 10/Times-Italic@0 SF(Bash Refer)108 225.6 Q(ence Manual)-.37 E F0 2.5 | |
8830 | (,B)C(rian F)-2.5 E(ox and Chet Rame)-.15 E(y)-.15 E F4 | |
8831 | (The Gnu Readline Libr)108 237.6 Q(ary)-.15 E F0 2.5(,B)C(rian F)-2.5 E | |
8832 | (ox and Chet Rame)-.15 E(y)-.15 E F4(The Gnu History Libr)108 249.6 Q | |
17345e5a | 8833 | (ary)-.15 E F0 2.5(,B)C(rian F)-2.5 E(ox and Chet Rame)-.15 E(y)-.15 E |
ac50fbac CR |
8834 | F4 -.8(Po)108 261.6 S(rtable Oper).8 E |
8835 | (ating System Interface \(POSIX\) P)-.15 E(art 2: Shell and Utilities) | |
8836 | -.8 E F0 2.5(,I)C(EEE --)-2.5 E(http://pubs.opengroup.or)144 273.6 Q | |
8837 | (g/onlinepubs/9699919799/)-.18 E(http://tiswww)108 285.6 Q | |
8838 | (.case.edu/~chet/bash/POSIX -- a description of posix mode)-.65 E F4(sh) | |
8839 | 108 297.6 Q F0(\(1\),)A F4(ksh)2.5 E F0(\(1\),)A F4(csh)2.5 E F0(\(1\))A | |
8840 | F4(emacs)108 309.6 Q F0(\(1\),)A F4(vi)2.5 E F0(\(1\))A F4 -.37(re)108 | |
8841 | 321.6 S(adline).37 E F0(\(3\))A F3(FILES)72 338.4 Q F4(/bin/bash)109.666 | |
8842 | 350.4 Q F0(The)144 362.4 Q F1(bash)2.5 E F0 -.15(exe)2.5 G(cutable).15 E | |
8843 | F4(/etc/pr)109.666 374.4 Q(o\214le)-.45 E F0 | |
8844 | (The systemwide initialization \214le, e)144 386.4 Q -.15(xe)-.15 G | |
8845 | (cuted for login shells).15 E F4(~/.bash_pr)109.666 398.4 Q(o\214le)-.45 | |
8846 | E F0(The personal initialization \214le, e)144 410.4 Q -.15(xe)-.15 G | |
8847 | (cuted for login shells).15 E F4(~/.bashr)109.666 422.4 Q(c)-.37 E F0 | |
8848 | (The indi)144 434.4 Q(vidual per)-.25 E(-interacti)-.2 E -.15(ve)-.25 G | |
8849 | (-shell startup \214le).15 E F4(~/.bash_lo)109.666 446.4 Q(gout)-.1 E F0 | |
8850 | (The indi)144 458.4 Q(vidual login shell cleanup \214le, e)-.25 E -.15 | |
8851 | (xe)-.15 G(cuted when a login shell e).15 E(xits)-.15 E F4(~/.inputr) | |
8852 | 109.666 470.4 Q(c)-.37 E F0(Indi)144 482.4 Q(vidual)-.25 E F4 -.37(re) | |
8853 | 2.5 G(adline).37 E F0(initialization \214le)2.5 E F3 -.548(AU)72 499.2 S | |
8854 | (THORS).548 E F0(Brian F)108 511.2 Q(ox, Free Softw)-.15 E(are F)-.1 E | |
8855 | (oundation)-.15 E(bfox@gnu.or)108 523.2 Q(g)-.18 E(Chet Rame)108 540 Q | |
8856 | 1.3 -.65(y, C)-.15 H(ase W).65 E(estern Reserv)-.8 E 2.5(eU)-.15 G(ni) | |
8857 | -2.5 E -.15(ve)-.25 G(rsity).15 E(chet.rame)108 552 Q(y@case.edu)-.15 E | |
8858 | F3 -.11(BU)72 568.8 S 2.738(GR).11 G(EPOR)-2.738 E(TS)-.438 E F0 .567 | |
8859 | (If you \214nd a b)108 580.8 R .568(ug in)-.2 F F1(bash,)3.068 E F0 .568 | |
8860 | (you should report it.)3.068 F .568(But \214rst, you should mak)5.568 F | |
8861 | 3.068(es)-.1 G .568(ure that it really is a b)-3.068 F .568(ug, and)-.2 | |
8862 | F 5.626(that it appears in the latest v)108 592.8 R 5.625(ersion of)-.15 | |
8863 | F F1(bash)8.125 E F0 10.625(.T)C 5.625(he latest v)-10.625 F 5.625 | |
8864 | (ersion is al)-.15 F -.1(wa)-.1 G 5.625(ys a).1 F -.25(va)-.2 G 5.625 | |
8865 | (ilable from).25 F F4(ftp://ftp.gnu.or)108 604.8 Q(g/pub/gnu/bash/)-.37 | |
8866 | E F0(.)A .41(Once you ha)108 621.6 R .71 -.15(ve d)-.2 H .41 | |
8867 | (etermined that a b).15 F .41(ug actually e)-.2 F .411(xists, use the) | |
8868 | -.15 F F4(bashb)3.181 E(ug)-.2 E F0 .411(command to submit a b)3.131 F | |
8869 | .411(ug report.)-.2 F(If)5.411 E .595(you ha)108 633.6 R .895 -.15 | |
8870 | (ve a \214)-.2 H .595(x, you are encouraged to mail that as well!).15 F | |
8871 | .594(Suggestions and `philosophical' b)5.595 F .594(ug reports may)-.2 F | |
8872 | (be mailed to)108 645.6 Q F4 -.2(bu)2.5 G(g-bash@gnu.or).2 E(g)-.37 E F0 | |
8873 | (or posted to the Usenet ne)2.5 E(wsgroup)-.25 E F1(gnu.bash.b)2.5 E(ug) | |
8874 | -.2 E F0(.)A(ALL b)108 662.4 Q(ug reports should include:)-.2 E(The v) | |
8875 | 108 679.2 Q(ersion number of)-.15 E F1(bash)2.5 E F0(The hardw)108 691.2 | |
8876 | Q(are and operating system)-.1 E(The compiler used to compile)108 703.2 | |
8877 | Q(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 E(74)190.95 E 0 Cg EP | |
8878 | %%Page: 75 75 | |
17345e5a JA |
8879 | %%BeginPageSetup |
8880 | BP | |
8881 | %%EndPageSetup | |
8882 | /F0 10/Times-Roman@0 SF -.35(BA)72 48 S 389.54(SH\(1\) B).35 F(ASH\(1\)) | |
ac50fbac CR |
8883 | -.35 E 2.5(Ad)108 84 S(escription of the b)-2.5 E(ug beha)-.2 E(viour) |
8884 | -.2 E 2.5(As)108 96 S(hort script or `recipe' which e)-2.5 E -.15(xe) | |
8885 | -.15 G(rcises the b).15 E(ug)-.2 E/F1 10/Times-Italic@0 SF(bashb)108.27 | |
8886 | 112.8 Q(ug)-.2 E F0 | |
17345e5a JA |
8887 | (inserts the \214rst three items automatically into the template it pro) |
8888 | 2.72 E(vides for \214ling a b)-.15 E(ug report.)-.2 E(Comments and b)108 | |
ac50fbac | 8889 | 129.6 Q(ug reports concerning this manual page should be directed to)-.2 |
495aee44 | 8890 | E F1 -.15(ch)2.5 G(et.r).15 E(ame)-.15 E(y@case)-.3 E(.edu)-.15 E F0(.) |
ac50fbac CR |
8891 | .25 E/F2 10.95/Times-Bold@0 SF -.11(BU)72 146.4 S(GS).11 E F0(It')108 |
8892 | 158.4 Q 2.5(st)-.55 G(oo big and too slo)-2.5 E -.65(w.)-.25 G 1.868 | |
8893 | (There are some subtle dif)108 175.2 R 1.868(ferences between)-.25 F/F3 | |
8894 | 10/Times-Bold@0 SF(bash)4.369 E F0 1.869(and traditional v)4.369 F 1.869 | |
8895 | (ersions of)-.15 F F3(sh)4.369 E F0 4.369(,m)C 1.869 | |
8896 | (ostly because of the)-4.369 F/F4 9/Times-Bold@0 SF(POSIX)108 187.2 Q F0 | |
8897 | (speci\214cation.)2.25 E(Aliases are confusing in some uses.)108 204 Q | |
8898 | (Shell b)108 220.8 Q | |
17345e5a JA |
8899 | (uiltin commands and functions are not stoppable/restartable.)-.2 E |
8900 | 1.315(Compound commands and command sequences of the form `a ; b ; c' a\ | |
ac50fbac CR |
8901 | re not handled gracefully when)108 237.6 R .389 |
8902 | (process suspension is attempted.)108 249.6 R .389 | |
8903 | (When a process is stopped, the shell immediately e)5.389 F -.15(xe)-.15 | |
8904 | G .39(cutes the ne).15 F .39(xt com-)-.15 F .193(mand in the sequence.) | |
8905 | 108 261.6 R .192(It suf)5.193 F .192(\214ces to place the sequence of c\ | |
8906 | ommands between parentheses to force it into a)-.25 F | |
8907 | (subshell, which may be stopped as a unit.)108 273.6 Q(Array v)108 290.4 | |
8908 | Q(ariables may not \(yet\) be e)-.25 E(xported.)-.15 E | |
8909 | (There may be only one acti)108 307.2 Q .3 -.15(ve c)-.25 H | |
8910 | (oprocess at a time.).15 E(GNU Bash 4.3)72 768 Q(2014 February 2)141.79 | |
8911 | E(75)190.95 E 0 Cg EP | |
17345e5a JA |
8912 | %%Trailer |
8913 | end | |
8914 | %%EOF |