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Commit | Line | Data |
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ccc6cda3 JA |
1 | /* locale.c - Miscellaneous internationalization functions. */ |
2 | ||
863d31ae | 3 | /* Copyright (C) 1996-2009,2012 Free Software Foundation, Inc. |
ccc6cda3 JA |
4 | |
5 | This file is part of GNU Bash, the Bourne Again SHell. | |
6 | ||
2e4498b3 CR |
7 | Bash is free software: you can redistribute it and/or modify |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation, either version 3 of the License, or | |
10 | (at your option) any later version. | |
ccc6cda3 | 11 | |
2e4498b3 CR |
12 | Bash is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
ccc6cda3 | 16 | |
2e4498b3 CR |
17 | You should have received a copy of the GNU General Public License |
18 | along with Bash. If not, see <http://www.gnu.org/licenses/>. | |
19 | */ | |
ccc6cda3 JA |
20 | |
21 | #include "config.h" | |
22 | ||
23 | #include "bashtypes.h" | |
24 | ||
25 | #if defined (HAVE_UNISTD_H) | |
26 | # include <unistd.h> | |
27 | #endif | |
28 | ||
22818c14 CR |
29 | #if HAVE_LANGINFO_CODESET |
30 | # include <langinfo.h> | |
31 | #endif | |
32 | ||
ccc6cda3 JA |
33 | #include "bashintl.h" |
34 | #include "bashansi.h" | |
35 | #include <stdio.h> | |
f73dda09 | 36 | #include "chartypes.h" |
547ef914 | 37 | #include <errno.h> |
ccc6cda3 JA |
38 | |
39 | #include "shell.h" | |
7117c2d2 JA |
40 | #include "input.h" /* For bash_input */ |
41 | ||
547ef914 CR |
42 | #ifndef errno |
43 | extern int errno; | |
44 | #endif | |
45 | ||
22818c14 | 46 | int locale_utf8locale; /* unused for now */ |
51f7ea36 | 47 | int locale_mb_cur_max; /* value of MB_CUR_MAX for current locale (LC_CTYPE) */ |
22818c14 | 48 | |
7117c2d2 | 49 | extern int dump_translatable_strings, dump_po_strings; |
ccc6cda3 JA |
50 | |
51 | /* The current locale when the program begins */ | |
52 | static char *default_locale; | |
53 | ||
54 | /* The current domain for textdomain(3). */ | |
55 | static char *default_domain; | |
56 | static char *default_dir; | |
57 | ||
58 | /* tracks the value of LC_ALL; used to override values for other locale | |
59 | categories */ | |
60 | static char *lc_all; | |
61 | ||
d3a24ed2 CR |
62 | /* tracks the value of LC_ALL; used to provide defaults for locale |
63 | categories */ | |
64 | static char *lang; | |
65 | ||
43cdcad8 CR |
66 | /* Called to reset all of the locale variables to their appropriate values |
67 | if (and only if) LC_ALL has not been assigned a value. */ | |
d3a24ed2 CR |
68 | static int reset_locale_vars __P((void)); |
69 | ||
70 | static void locale_setblanks __P((void)); | |
22818c14 | 71 | static int locale_isutf8 __P((char *)); |
d3a24ed2 | 72 | |
ccc6cda3 JA |
73 | /* Set the value of default_locale and make the current locale the |
74 | system default locale. This should be called very early in main(). */ | |
75 | void | |
76 | set_default_locale () | |
77 | { | |
78 | #if defined (HAVE_SETLOCALE) | |
79 | default_locale = setlocale (LC_ALL, ""); | |
80 | if (default_locale) | |
81 | default_locale = savestring (default_locale); | |
82 | #endif /* HAVE_SETLOCALE */ | |
5e13499c CR |
83 | bindtextdomain (PACKAGE, LOCALEDIR); |
84 | textdomain (PACKAGE); | |
51f7ea36 CR |
85 | |
86 | locale_mb_cur_max = MB_CUR_MAX; | |
ccc6cda3 JA |
87 | } |
88 | ||
898cc92e CR |
89 | /* Set default values for LC_CTYPE, LC_COLLATE, LC_MESSAGES, LC_NUMERIC and |
90 | LC_TIME if they are not specified in the environment, but LC_ALL is. This | |
ccc6cda3 JA |
91 | should be called from main() after parsing the environment. */ |
92 | void | |
93 | set_default_locale_vars () | |
94 | { | |
95 | char *val; | |
96 | ||
97 | #if defined (HAVE_SETLOCALE) | |
d3a24ed2 CR |
98 | |
99 | # if defined (LC_CTYPE) | |
ccc6cda3 JA |
100 | val = get_string_value ("LC_CTYPE"); |
101 | if (val == 0 && lc_all && *lc_all) | |
d3a24ed2 CR |
102 | { |
103 | setlocale (LC_CTYPE, lc_all); | |
104 | locale_setblanks (); | |
51f7ea36 | 105 | locale_mb_cur_max = MB_CUR_MAX; |
1f6ec1a8 | 106 | u32reset (); |
d3a24ed2 CR |
107 | } |
108 | # endif | |
ccc6cda3 JA |
109 | |
110 | # if defined (LC_COLLATE) | |
111 | val = get_string_value ("LC_COLLATE"); | |
112 | if (val == 0 && lc_all && *lc_all) | |
113 | setlocale (LC_COLLATE, lc_all); | |
114 | # endif /* LC_COLLATE */ | |
115 | ||
116 | # if defined (LC_MESSAGES) | |
117 | val = get_string_value ("LC_MESSAGES"); | |
118 | if (val == 0 && lc_all && *lc_all) | |
119 | setlocale (LC_MESSAGES, lc_all); | |
120 | # endif /* LC_MESSAGES */ | |
121 | ||
bb70624e JA |
122 | # if defined (LC_NUMERIC) |
123 | val = get_string_value ("LC_NUMERIC"); | |
124 | if (val == 0 && lc_all && *lc_all) | |
125 | setlocale (LC_NUMERIC, lc_all); | |
126 | # endif /* LC_NUMERIC */ | |
127 | ||
898cc92e CR |
128 | # if defined (LC_TIME) |
129 | val = get_string_value ("LC_TIME"); | |
130 | if (val == 0 && lc_all && *lc_all) | |
131 | setlocale (LC_TIME, lc_all); | |
132 | # endif /* LC_TIME */ | |
133 | ||
ccc6cda3 JA |
134 | #endif /* HAVE_SETLOCALE */ |
135 | ||
136 | val = get_string_value ("TEXTDOMAIN"); | |
137 | if (val && *val) | |
138 | { | |
139 | FREE (default_domain); | |
140 | default_domain = savestring (val); | |
5e13499c CR |
141 | #if 0 |
142 | /* Don't want to override the shell's textdomain as the default */ | |
ccc6cda3 | 143 | textdomain (default_domain); |
5e13499c | 144 | #endif |
ccc6cda3 JA |
145 | } |
146 | ||
147 | val = get_string_value ("TEXTDOMAINDIR"); | |
148 | if (val && *val) | |
149 | { | |
150 | FREE (default_dir); | |
151 | default_dir = savestring (val); | |
5e13499c CR |
152 | if (default_domain && *default_domain) |
153 | bindtextdomain (default_domain, default_dir); | |
ccc6cda3 JA |
154 | } |
155 | } | |
156 | ||
157 | /* Set one of the locale categories (specified by VAR) to VALUE. Returns 1 | |
158 | if successful, 0 otherwise. */ | |
159 | int | |
160 | set_locale_var (var, value) | |
161 | char *var, *value; | |
162 | { | |
d3a24ed2 | 163 | int r; |
547ef914 | 164 | char *x; |
d3a24ed2 | 165 | |
547ef914 CR |
166 | x = ""; |
167 | errno = 0; | |
ccc6cda3 JA |
168 | if (var[0] == 'T' && var[10] == 0) /* TEXTDOMAIN */ |
169 | { | |
170 | FREE (default_domain); | |
171 | default_domain = value ? savestring (value) : (char *)NULL; | |
5e13499c CR |
172 | #if 0 |
173 | /* Don't want to override the shell's textdomain as the default */ | |
ccc6cda3 | 174 | textdomain (default_domain); |
5e13499c | 175 | #endif |
ccc6cda3 JA |
176 | return (1); |
177 | } | |
178 | else if (var[0] == 'T') /* TEXTDOMAINDIR */ | |
179 | { | |
180 | FREE (default_dir); | |
181 | default_dir = value ? savestring (value) : (char *)NULL; | |
5e13499c CR |
182 | if (default_domain && *default_domain) |
183 | bindtextdomain (default_domain, default_dir); | |
ccc6cda3 JA |
184 | return (1); |
185 | } | |
186 | ||
187 | /* var[0] == 'L' && var[1] == 'C' && var[2] == '_' */ | |
188 | ||
189 | else if (var[3] == 'A') /* LC_ALL */ | |
190 | { | |
191 | FREE (lc_all); | |
e8ce775d JA |
192 | if (value) |
193 | lc_all = savestring (value); | |
e8ce775d JA |
194 | else |
195 | { | |
f73dda09 | 196 | lc_all = (char *)xmalloc (1); |
e8ce775d JA |
197 | lc_all[0] = '\0'; |
198 | } | |
ccc6cda3 | 199 | #if defined (HAVE_SETLOCALE) |
547ef914 CR |
200 | r = *lc_all ? ((x = setlocale (LC_ALL, lc_all)) != 0) : reset_locale_vars (); |
201 | if (x == 0) | |
db31fb26 CR |
202 | { |
203 | if (errno == 0) | |
204 | internal_warning(_("setlocale: LC_ALL: cannot change locale (%s)"), lc_all); | |
205 | else | |
206 | internal_warning(_("setlocale: LC_ALL: cannot change locale (%s): %s"), lc_all, strerror (errno)); | |
207 | } | |
d3a24ed2 | 208 | locale_setblanks (); |
51f7ea36 | 209 | locale_mb_cur_max = MB_CUR_MAX; |
1f6ec1a8 | 210 | u32reset (); |
d3a24ed2 | 211 | return r; |
ccc6cda3 JA |
212 | #else |
213 | return (1); | |
214 | #endif | |
215 | } | |
216 | ||
217 | #if defined (HAVE_SETLOCALE) | |
218 | else if (var[3] == 'C' && var[4] == 'T') /* LC_CTYPE */ | |
219 | { | |
d3a24ed2 | 220 | # if defined (LC_CTYPE) |
ccc6cda3 | 221 | if (lc_all == 0 || *lc_all == '\0') |
d3a24ed2 | 222 | { |
547ef914 | 223 | x = setlocale (LC_CTYPE, get_locale_var ("LC_CTYPE")); |
d3a24ed2 | 224 | locale_setblanks (); |
51f7ea36 | 225 | locale_mb_cur_max = MB_CUR_MAX; |
1f6ec1a8 | 226 | u32reset (); |
d3a24ed2 CR |
227 | } |
228 | # endif | |
ccc6cda3 JA |
229 | } |
230 | else if (var[3] == 'C' && var[4] == 'O') /* LC_COLLATE */ | |
231 | { | |
232 | # if defined (LC_COLLATE) | |
233 | if (lc_all == 0 || *lc_all == '\0') | |
547ef914 | 234 | x = setlocale (LC_COLLATE, get_locale_var ("LC_COLLATE")); |
ccc6cda3 JA |
235 | # endif /* LC_COLLATE */ |
236 | } | |
237 | else if (var[3] == 'M' && var[4] == 'E') /* LC_MESSAGES */ | |
238 | { | |
239 | # if defined (LC_MESSAGES) | |
240 | if (lc_all == 0 || *lc_all == '\0') | |
547ef914 | 241 | x = setlocale (LC_MESSAGES, get_locale_var ("LC_MESSAGES")); |
ccc6cda3 JA |
242 | # endif /* LC_MESSAGES */ |
243 | } | |
f73dda09 | 244 | else if (var[3] == 'N' && var[4] == 'U') /* LC_NUMERIC */ |
bb70624e JA |
245 | { |
246 | # if defined (LC_NUMERIC) | |
247 | if (lc_all == 0 || *lc_all == '\0') | |
547ef914 | 248 | x = setlocale (LC_NUMERIC, get_locale_var ("LC_NUMERIC")); |
bb70624e JA |
249 | # endif /* LC_NUMERIC */ |
250 | } | |
898cc92e CR |
251 | else if (var[3] == 'T' && var[4] == 'I') /* LC_TIME */ |
252 | { | |
253 | # if defined (LC_TIME) | |
254 | if (lc_all == 0 || *lc_all == '\0') | |
547ef914 | 255 | x = setlocale (LC_TIME, get_locale_var ("LC_TIME")); |
898cc92e CR |
256 | # endif /* LC_TIME */ |
257 | } | |
ccc6cda3 | 258 | #endif /* HAVE_SETLOCALE */ |
898cc92e | 259 | |
547ef914 | 260 | if (x == 0) |
db31fb26 CR |
261 | { |
262 | if (errno == 0) | |
263 | internal_warning(_("setlocale: %s: cannot change locale (%s)"), var, get_locale_var (var)); | |
264 | else | |
265 | internal_warning(_("setlocale: %s: cannot change locale (%s): %s"), var, get_locale_var (var), strerror (errno)); | |
266 | } | |
ccc6cda3 | 267 | |
547ef914 | 268 | return (x != 0); |
ccc6cda3 JA |
269 | } |
270 | ||
d3a24ed2 CR |
271 | /* Called when LANG is assigned a value. Tracks value in `lang'. Calls |
272 | reset_locale_vars() to reset any default values if LC_ALL is unset or | |
273 | null. */ | |
ccc6cda3 JA |
274 | int |
275 | set_lang (var, value) | |
276 | char *var, *value; | |
277 | { | |
d3a24ed2 CR |
278 | FREE (lang); |
279 | if (value) | |
280 | lang = savestring (value); | |
281 | else | |
282 | { | |
283 | lang = (char *)xmalloc (1); | |
284 | lang[0] = '\0'; | |
285 | } | |
22818c14 | 286 | |
d3a24ed2 | 287 | return ((lc_all == 0 || *lc_all == 0) ? reset_locale_vars () : 0); |
ccc6cda3 JA |
288 | } |
289 | ||
d3ad40de CR |
290 | /* Set default values for LANG and LC_ALL. Default values for all other |
291 | locale-related variables depend on these. */ | |
292 | void | |
293 | set_default_lang () | |
294 | { | |
295 | char *v; | |
296 | ||
297 | v = get_string_value ("LC_ALL"); | |
298 | set_locale_var ("LC_ALL", v); | |
299 | ||
300 | v = get_string_value ("LANG"); | |
301 | set_lang ("LANG", v); | |
302 | } | |
303 | ||
d3a24ed2 CR |
304 | /* Get the value of one of the locale variables (LC_MESSAGES, LC_CTYPE). |
305 | The precedence is as POSIX.2 specifies: LC_ALL has precedence over | |
306 | the specific locale variables, and LANG, if set, is used as the default. */ | |
ccc6cda3 JA |
307 | char * |
308 | get_locale_var (var) | |
309 | char *var; | |
310 | { | |
311 | char *locale; | |
312 | ||
313 | locale = lc_all; | |
314 | ||
d3a24ed2 | 315 | if (locale == 0 || *locale == 0) |
adc6cff5 | 316 | locale = get_string_value (var); /* XXX - mem leak? */ |
d3a24ed2 CR |
317 | if (locale == 0 || *locale == 0) |
318 | locale = lang; | |
319 | if (locale == 0 || *locale == 0) | |
d3ad40de CR |
320 | #if 0 |
321 | locale = default_locale; /* system-dependent; not really portable. should it be "C"? */ | |
322 | #else | |
323 | locale = ""; | |
324 | #endif | |
ccc6cda3 JA |
325 | return (locale); |
326 | } | |
327 | ||
43cdcad8 CR |
328 | /* Called to reset all of the locale variables to their appropriate values |
329 | if (and only if) LC_ALL has not been assigned a value. DO NOT CALL THIS | |
330 | IF LC_ALL HAS BEEN ASSIGNED A VALUE. */ | |
d3a24ed2 CR |
331 | static int |
332 | reset_locale_vars () | |
333 | { | |
d3ad40de | 334 | char *t; |
d3a24ed2 | 335 | #if defined (HAVE_SETLOCALE) |
d3ad40de CR |
336 | if (lang == 0 || *lang == '\0') |
337 | maybe_make_export_env (); /* trust that this will change environment for setlocale */ | |
338 | if (setlocale (LC_ALL, lang ? lang : "") == 0) | |
d3a24ed2 CR |
339 | return 0; |
340 | ||
341 | # if defined (LC_CTYPE) | |
d3ad40de | 342 | t = setlocale (LC_CTYPE, get_locale_var ("LC_CTYPE")); |
d3a24ed2 CR |
343 | # endif |
344 | # if defined (LC_COLLATE) | |
d3ad40de | 345 | t = setlocale (LC_COLLATE, get_locale_var ("LC_COLLATE")); |
d3a24ed2 CR |
346 | # endif |
347 | # if defined (LC_MESSAGES) | |
d3ad40de | 348 | t = setlocale (LC_MESSAGES, get_locale_var ("LC_MESSAGES")); |
d3a24ed2 CR |
349 | # endif |
350 | # if defined (LC_NUMERIC) | |
d3ad40de | 351 | t = setlocale (LC_NUMERIC, get_locale_var ("LC_NUMERIC")); |
d3a24ed2 | 352 | # endif |
898cc92e | 353 | # if defined (LC_TIME) |
d3ad40de | 354 | t = setlocale (LC_TIME, get_locale_var ("LC_TIME")); |
898cc92e | 355 | # endif |
d3a24ed2 CR |
356 | |
357 | locale_setblanks (); | |
51f7ea36 | 358 | locale_mb_cur_max = MB_CUR_MAX; |
1f6ec1a8 | 359 | u32reset (); |
d3a24ed2 CR |
360 | |
361 | #endif | |
362 | return 1; | |
363 | } | |
364 | ||
ccc6cda3 JA |
365 | /* Translate the contents of STRING, a $"..." quoted string, according |
366 | to the current locale. In the `C' or `POSIX' locale, or if gettext() | |
367 | is not available, the passed string is returned unchanged. The | |
368 | length of the translated string is returned in LENP, if non-null. */ | |
369 | char * | |
370 | localetrans (string, len, lenp) | |
371 | char *string; | |
372 | int len, *lenp; | |
373 | { | |
374 | char *locale, *t; | |
ccc6cda3 JA |
375 | char *translated; |
376 | int tlen; | |
ccc6cda3 JA |
377 | |
378 | /* Don't try to translate null strings. */ | |
379 | if (string == 0 || *string == 0) | |
380 | { | |
381 | if (lenp) | |
28ef6c31 | 382 | *lenp = 0; |
ccc6cda3 JA |
383 | return ((char *)NULL); |
384 | } | |
385 | ||
ccc6cda3 JA |
386 | locale = get_locale_var ("LC_MESSAGES"); |
387 | ||
388 | /* If we don't have setlocale() or the current locale is `C' or `POSIX', | |
389 | just return the string. If we don't have gettext(), there's no use | |
390 | doing anything else. */ | |
ccc6cda3 JA |
391 | if (locale == 0 || locale[0] == '\0' || |
392 | (locale[0] == 'C' && locale[1] == '\0') || STREQ (locale, "POSIX")) | |
ccc6cda3 | 393 | { |
f73dda09 | 394 | t = (char *)xmalloc (len + 1); |
ccc6cda3 JA |
395 | strcpy (t, string); |
396 | if (lenp) | |
397 | *lenp = len; | |
398 | return (t); | |
399 | } | |
400 | ||
ccc6cda3 | 401 | /* Now try to translate it. */ |
5e13499c CR |
402 | if (default_domain && *default_domain) |
403 | translated = dgettext (default_domain, string); | |
404 | else | |
405 | translated = string; | |
406 | ||
ccc6cda3 JA |
407 | if (translated == string) /* gettext returns its argument if untranslatable */ |
408 | { | |
f73dda09 | 409 | t = (char *)xmalloc (len + 1); |
ccc6cda3 JA |
410 | strcpy (t, string); |
411 | if (lenp) | |
412 | *lenp = len; | |
413 | } | |
414 | else | |
415 | { | |
ccc6cda3 | 416 | tlen = strlen (translated); |
f73dda09 | 417 | t = (char *)xmalloc (tlen + 1); |
ccc6cda3 JA |
418 | strcpy (t, translated); |
419 | if (lenp) | |
420 | *lenp = tlen; | |
421 | } | |
422 | return (t); | |
ccc6cda3 | 423 | } |
7117c2d2 JA |
424 | |
425 | /* Change a bash string into a string suitable for inclusion in a `po' file. | |
426 | This backslash-escapes `"' and `\' and changes newlines into \\\n"\n". */ | |
427 | char * | |
428 | mk_msgstr (string, foundnlp) | |
429 | char *string; | |
430 | int *foundnlp; | |
431 | { | |
432 | register int c, len; | |
433 | char *result, *r, *s; | |
434 | ||
435 | for (len = 0, s = string; s && *s; s++) | |
436 | { | |
437 | len++; | |
438 | if (*s == '"' || *s == '\\') | |
439 | len++; | |
440 | else if (*s == '\n') | |
441 | len += 5; | |
442 | } | |
443 | ||
444 | r = result = (char *)xmalloc (len + 3); | |
445 | *r++ = '"'; | |
446 | ||
447 | for (s = string; s && (c = *s); s++) | |
448 | { | |
449 | if (c == '\n') /* <NL> -> \n"<NL>" */ | |
450 | { | |
451 | *r++ = '\\'; | |
452 | *r++ = 'n'; | |
453 | *r++ = '"'; | |
454 | *r++ = '\n'; | |
455 | *r++ = '"'; | |
456 | if (foundnlp) | |
457 | *foundnlp = 1; | |
458 | continue; | |
459 | } | |
460 | if (c == '"' || c == '\\') | |
461 | *r++ = '\\'; | |
462 | *r++ = c; | |
463 | } | |
464 | ||
465 | *r++ = '"'; | |
466 | *r++ = '\0'; | |
467 | ||
468 | return result; | |
469 | } | |
470 | ||
471 | /* $"..." -- Translate the portion of STRING between START and END | |
472 | according to current locale using gettext (if available) and return | |
473 | the result. The caller will take care of leaving the quotes intact. | |
474 | The string will be left without the leading `$' by the caller. | |
475 | If translation is performed, the translated string will be double-quoted | |
476 | by the caller. The length of the translated string is returned in LENP, | |
477 | if non-null. */ | |
478 | char * | |
479 | localeexpand (string, start, end, lineno, lenp) | |
480 | char *string; | |
481 | int start, end, lineno, *lenp; | |
482 | { | |
483 | int len, tlen, foundnl; | |
484 | char *temp, *t, *t2; | |
485 | ||
486 | temp = (char *)xmalloc (end - start + 1); | |
487 | for (tlen = 0, len = start; len < end; ) | |
488 | temp[tlen++] = string[len++]; | |
489 | temp[tlen] = '\0'; | |
490 | ||
491 | /* If we're just dumping translatable strings, don't do anything with the | |
5e13499c CR |
492 | string itself, but if we're dumping in `po' file format, convert it into |
493 | a form more palatable to gettext(3) and friends by quoting `"' and `\' | |
494 | with backslashes and converting <NL> into `\n"<NL>"'. If we find a | |
495 | newline in TEMP, we first output a `msgid ""' line and then the | |
496 | translated string; otherwise we output the `msgid' and translated | |
497 | string all on one line. */ | |
7117c2d2 JA |
498 | if (dump_translatable_strings) |
499 | { | |
500 | if (dump_po_strings) | |
501 | { | |
502 | foundnl = 0; | |
503 | t = mk_msgstr (temp, &foundnl); | |
504 | t2 = foundnl ? "\"\"\n" : ""; | |
505 | ||
506 | printf ("#: %s:%d\nmsgid %s%s\nmsgstr \"\"\n", | |
507 | yy_input_name (), lineno, t2, t); | |
508 | free (t); | |
509 | } | |
510 | else | |
511 | printf ("\"%s\"\n", temp); | |
512 | ||
513 | if (lenp) | |
514 | *lenp = tlen; | |
515 | return (temp); | |
516 | } | |
517 | else if (*temp) | |
518 | { | |
519 | t = localetrans (temp, tlen, &len); | |
520 | free (temp); | |
521 | if (lenp) | |
522 | *lenp = len; | |
523 | return (t); | |
524 | } | |
525 | else | |
526 | { | |
527 | if (lenp) | |
528 | *lenp = 0; | |
529 | return (temp); | |
530 | } | |
531 | } | |
d3a24ed2 CR |
532 | |
533 | /* Set every character in the <blank> character class to be a shell break | |
534 | character for the lexical analyzer when the locale changes. */ | |
535 | static void | |
536 | locale_setblanks () | |
537 | { | |
538 | int x; | |
539 | ||
540 | for (x = 0; x < sh_syntabsiz; x++) | |
541 | { | |
542 | if (isblank (x)) | |
d3ad40de | 543 | sh_syntaxtab[x] |= CSHBRK|CBLANK; |
d3a24ed2 | 544 | else if (member (x, shell_break_chars)) |
d3ad40de CR |
545 | { |
546 | sh_syntaxtab[x] |= CSHBRK; | |
547 | sh_syntaxtab[x] &= ~CBLANK; | |
548 | } | |
d3a24ed2 | 549 | else |
d3ad40de | 550 | sh_syntaxtab[x] &= ~(CSHBRK|CBLANK); |
d3a24ed2 CR |
551 | } |
552 | } | |
22818c14 CR |
553 | |
554 | static int | |
555 | locale_isutf8 (lspec) | |
556 | char *lspec; | |
557 | { | |
558 | char *cp; | |
559 | ||
560 | #if HAVE_LANGINFO_CODESET | |
561 | cp = nl_langinfo (CODESET); | |
562 | return (STREQ (cp, "UTF-8") || STREQ (cp, "utf8")); | |
563 | #else | |
564 | /* Take a shot */ | |
565 | return (strstr (lspec, "UTF-8") || strstr (lspec, "utf8")); | |
566 | #endif | |
567 | } |