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Commit | Line | Data |
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726f6388 JA |
1 | /* bind.c -- key binding and startup file support for the readline library. */ |
2 | ||
5a318736 | 3 | /* Copyright (C) 1987-2012 Free Software Foundation, Inc. |
726f6388 | 4 | |
2e4498b3 CR |
5 | This file is part of the GNU Readline Library (Readline), a library |
6 | for reading lines of text with interactive input and history editing. | |
726f6388 | 7 | |
2e4498b3 CR |
8 | Readline is free software: you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation, either version 3 of the License, or | |
726f6388 JA |
11 | (at your option) any later version. |
12 | ||
2e4498b3 CR |
13 | Readline is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
726f6388 JA |
16 | GNU General Public License for more details. |
17 | ||
2e4498b3 CR |
18 | You should have received a copy of the GNU General Public License |
19 | along with Readline. If not, see <http://www.gnu.org/licenses/>. | |
20 | */ | |
5565fb1a | 21 | |
726f6388 JA |
22 | #define READLINE_LIBRARY |
23 | ||
5565fb1a CR |
24 | #if defined (__TANDEM) |
25 | # include <floss.h> | |
26 | #endif | |
27 | ||
ccc6cda3 JA |
28 | #if defined (HAVE_CONFIG_H) |
29 | # include <config.h> | |
30 | #endif | |
31 | ||
726f6388 JA |
32 | #include <stdio.h> |
33 | #include <sys/types.h> | |
34 | #include <fcntl.h> | |
ccc6cda3 | 35 | #if defined (HAVE_SYS_FILE_H) |
726f6388 | 36 | # include <sys/file.h> |
ccc6cda3 | 37 | #endif /* HAVE_SYS_FILE_H */ |
726f6388 JA |
38 | |
39 | #if defined (HAVE_UNISTD_H) | |
40 | # include <unistd.h> | |
41 | #endif /* HAVE_UNISTD_H */ | |
42 | ||
43 | #if defined (HAVE_STDLIB_H) | |
44 | # include <stdlib.h> | |
45 | #else | |
46 | # include "ansi_stdlib.h" | |
47 | #endif /* HAVE_STDLIB_H */ | |
48 | ||
49 | #include <errno.h> | |
ccc6cda3 | 50 | |
726f6388 JA |
51 | #if !defined (errno) |
52 | extern int errno; | |
53 | #endif /* !errno */ | |
54 | ||
55 | #include "posixstat.h" | |
56 | ||
57 | /* System-specific feature definitions and include files. */ | |
58 | #include "rldefs.h" | |
59 | ||
60 | /* Some standard library routines. */ | |
61 | #include "readline.h" | |
62 | #include "history.h" | |
63 | ||
bb70624e JA |
64 | #include "rlprivate.h" |
65 | #include "rlshell.h" | |
66 | #include "xmalloc.h" | |
67 | ||
726f6388 JA |
68 | #if !defined (strchr) && !defined (__STDC__) |
69 | extern char *strchr (), *strrchr (); | |
70 | #endif /* !strchr && !__STDC__ */ | |
71 | ||
ccc6cda3 JA |
72 | /* Variables exported by this file. */ |
73 | Keymap rl_binding_keymap; | |
726f6388 | 74 | |
276cb932 CR |
75 | static int _rl_skip_to_delim PARAMS((char *, int, int)); |
76 | ||
7117c2d2 JA |
77 | static char *_rl_read_file PARAMS((char *, size_t *)); |
78 | static void _rl_init_file_error PARAMS((const char *)); | |
f73dda09 JA |
79 | static int _rl_read_init_file PARAMS((const char *, int)); |
80 | static int glean_key_from_name PARAMS((char *)); | |
276cb932 | 81 | |
e225d5a9 | 82 | static int find_boolean_var PARAMS((const char *)); |
276cb932 | 83 | static int find_string_var PARAMS((const char *)); |
e225d5a9 | 84 | |
1c72c0cd | 85 | static char *_rl_get_string_variable_value PARAMS((const char *)); |
d3ad40de | 86 | static int substring_member_of_array PARAMS((const char *, const char * const *)); |
726f6388 | 87 | |
bb70624e | 88 | static int currently_reading_init_file; |
726f6388 | 89 | |
bb70624e JA |
90 | /* used only in this file */ |
91 | static int _rl_prefer_visible_bell = 1; | |
726f6388 JA |
92 | |
93 | /* **************************************************************** */ | |
94 | /* */ | |
95 | /* Binding keys */ | |
96 | /* */ | |
97 | /* **************************************************************** */ | |
98 | ||
28ef6c31 | 99 | /* rl_add_defun (char *name, rl_command_func_t *function, int key) |
726f6388 JA |
100 | Add NAME to the list of named functions. Make FUNCTION be the function |
101 | that gets called. If KEY is not -1, then bind it. */ | |
ccc6cda3 | 102 | int |
726f6388 | 103 | rl_add_defun (name, function, key) |
28ef6c31 JA |
104 | const char *name; |
105 | rl_command_func_t *function; | |
726f6388 JA |
106 | int key; |
107 | { | |
108 | if (key != -1) | |
109 | rl_bind_key (key, function); | |
110 | rl_add_funmap_entry (name, function); | |
111 | return 0; | |
112 | } | |
113 | ||
114 | /* Bind KEY to FUNCTION. Returns non-zero if KEY is out of range. */ | |
115 | int | |
116 | rl_bind_key (key, function) | |
117 | int key; | |
28ef6c31 | 118 | rl_command_func_t *function; |
726f6388 JA |
119 | { |
120 | if (key < 0) | |
121 | return (key); | |
122 | ||
123 | if (META_CHAR (key) && _rl_convert_meta_chars_to_ascii) | |
124 | { | |
125 | if (_rl_keymap[ESC].type == ISKMAP) | |
126 | { | |
127 | Keymap escmap; | |
128 | ||
129 | escmap = FUNCTION_TO_KEYMAP (_rl_keymap, ESC); | |
130 | key = UNMETA (key); | |
131 | escmap[key].type = ISFUNC; | |
132 | escmap[key].function = function; | |
133 | return (0); | |
134 | } | |
135 | return (key); | |
136 | } | |
137 | ||
138 | _rl_keymap[key].type = ISFUNC; | |
139 | _rl_keymap[key].function = function; | |
ccc6cda3 | 140 | rl_binding_keymap = _rl_keymap; |
726f6388 JA |
141 | return (0); |
142 | } | |
143 | ||
144 | /* Bind KEY to FUNCTION in MAP. Returns non-zero in case of invalid | |
145 | KEY. */ | |
146 | int | |
147 | rl_bind_key_in_map (key, function, map) | |
148 | int key; | |
28ef6c31 | 149 | rl_command_func_t *function; |
726f6388 JA |
150 | Keymap map; |
151 | { | |
152 | int result; | |
ccc6cda3 | 153 | Keymap oldmap; |
726f6388 | 154 | |
ccc6cda3 | 155 | oldmap = _rl_keymap; |
726f6388 JA |
156 | _rl_keymap = map; |
157 | result = rl_bind_key (key, function); | |
158 | _rl_keymap = oldmap; | |
159 | return (result); | |
160 | } | |
161 | ||
d3a24ed2 CR |
162 | /* Bind key sequence KEYSEQ to DEFAULT_FUNC if KEYSEQ is unbound. Right |
163 | now, this is always used to attempt to bind the arrow keys, hence the | |
164 | check for rl_vi_movement_mode. */ | |
165 | int | |
166 | rl_bind_key_if_unbound_in_map (key, default_func, kmap) | |
167 | int key; | |
168 | rl_command_func_t *default_func; | |
169 | Keymap kmap; | |
170 | { | |
171 | char keyseq[2]; | |
172 | ||
173 | keyseq[0] = (unsigned char)key; | |
174 | keyseq[1] = '\0'; | |
175 | return (rl_bind_keyseq_if_unbound_in_map (keyseq, default_func, kmap)); | |
176 | } | |
177 | ||
178 | int | |
179 | rl_bind_key_if_unbound (key, default_func) | |
180 | int key; | |
181 | rl_command_func_t *default_func; | |
182 | { | |
183 | char keyseq[2]; | |
184 | ||
185 | keyseq[0] = (unsigned char)key; | |
186 | keyseq[1] = '\0'; | |
187 | return (rl_bind_keyseq_if_unbound_in_map (keyseq, default_func, _rl_keymap)); | |
188 | } | |
189 | ||
726f6388 JA |
190 | /* Make KEY do nothing in the currently selected keymap. |
191 | Returns non-zero in case of error. */ | |
192 | int | |
193 | rl_unbind_key (key) | |
194 | int key; | |
195 | { | |
28ef6c31 | 196 | return (rl_bind_key (key, (rl_command_func_t *)NULL)); |
726f6388 JA |
197 | } |
198 | ||
199 | /* Make KEY do nothing in MAP. | |
200 | Returns non-zero in case of error. */ | |
201 | int | |
202 | rl_unbind_key_in_map (key, map) | |
203 | int key; | |
204 | Keymap map; | |
205 | { | |
28ef6c31 | 206 | return (rl_bind_key_in_map (key, (rl_command_func_t *)NULL, map)); |
726f6388 JA |
207 | } |
208 | ||
cce855bc JA |
209 | /* Unbind all keys bound to FUNCTION in MAP. */ |
210 | int | |
211 | rl_unbind_function_in_map (func, map) | |
28ef6c31 | 212 | rl_command_func_t *func; |
cce855bc JA |
213 | Keymap map; |
214 | { | |
b72432fd | 215 | register int i, rval; |
cce855bc | 216 | |
b72432fd | 217 | for (i = rval = 0; i < KEYMAP_SIZE; i++) |
cce855bc JA |
218 | { |
219 | if (map[i].type == ISFUNC && map[i].function == func) | |
b72432fd | 220 | { |
28ef6c31 | 221 | map[i].function = (rl_command_func_t *)NULL; |
b72432fd JA |
222 | rval = 1; |
223 | } | |
cce855bc | 224 | } |
b72432fd | 225 | return rval; |
cce855bc JA |
226 | } |
227 | ||
228 | int | |
229 | rl_unbind_command_in_map (command, map) | |
28ef6c31 | 230 | const char *command; |
cce855bc JA |
231 | Keymap map; |
232 | { | |
28ef6c31 | 233 | rl_command_func_t *func; |
cce855bc JA |
234 | |
235 | func = rl_named_function (command); | |
236 | if (func == 0) | |
237 | return 0; | |
238 | return (rl_unbind_function_in_map (func, map)); | |
239 | } | |
240 | ||
d3a24ed2 CR |
241 | /* Bind the key sequence represented by the string KEYSEQ to |
242 | FUNCTION, starting in the current keymap. This makes new | |
243 | keymaps as necessary. */ | |
244 | int | |
245 | rl_bind_keyseq (keyseq, function) | |
246 | const char *keyseq; | |
247 | rl_command_func_t *function; | |
248 | { | |
249 | return (rl_generic_bind (ISFUNC, keyseq, (char *)function, _rl_keymap)); | |
250 | } | |
251 | ||
726f6388 JA |
252 | /* Bind the key sequence represented by the string KEYSEQ to |
253 | FUNCTION. This makes new keymaps as necessary. The initial | |
254 | place to do bindings is in MAP. */ | |
ccc6cda3 | 255 | int |
d3a24ed2 CR |
256 | rl_bind_keyseq_in_map (keyseq, function, map) |
257 | const char *keyseq; | |
258 | rl_command_func_t *function; | |
259 | Keymap map; | |
260 | { | |
261 | return (rl_generic_bind (ISFUNC, keyseq, (char *)function, map)); | |
262 | } | |
263 | ||
264 | /* Backwards compatibility; equivalent to rl_bind_keyseq_in_map() */ | |
265 | int | |
726f6388 | 266 | rl_set_key (keyseq, function, map) |
28ef6c31 JA |
267 | const char *keyseq; |
268 | rl_command_func_t *function; | |
726f6388 JA |
269 | Keymap map; |
270 | { | |
d166f048 | 271 | return (rl_generic_bind (ISFUNC, keyseq, (char *)function, map)); |
726f6388 JA |
272 | } |
273 | ||
d3a24ed2 CR |
274 | /* Bind key sequence KEYSEQ to DEFAULT_FUNC if KEYSEQ is unbound. Right |
275 | now, this is always used to attempt to bind the arrow keys, hence the | |
276 | check for rl_vi_movement_mode. */ | |
277 | int | |
278 | rl_bind_keyseq_if_unbound_in_map (keyseq, default_func, kmap) | |
279 | const char *keyseq; | |
280 | rl_command_func_t *default_func; | |
281 | Keymap kmap; | |
282 | { | |
283 | rl_command_func_t *func; | |
284 | ||
285 | if (keyseq) | |
286 | { | |
287 | func = rl_function_of_keyseq (keyseq, kmap, (int *)NULL); | |
288 | #if defined (VI_MODE) | |
289 | if (!func || func == rl_do_lowercase_version || func == rl_vi_movement_mode) | |
290 | #else | |
291 | if (!func || func == rl_do_lowercase_version) | |
292 | #endif | |
293 | return (rl_bind_keyseq_in_map (keyseq, default_func, kmap)); | |
294 | else | |
295 | return 1; | |
296 | } | |
297 | return 0; | |
298 | } | |
299 | ||
300 | int | |
301 | rl_bind_keyseq_if_unbound (keyseq, default_func) | |
302 | const char *keyseq; | |
303 | rl_command_func_t *default_func; | |
304 | { | |
305 | return (rl_bind_keyseq_if_unbound_in_map (keyseq, default_func, _rl_keymap)); | |
306 | } | |
307 | ||
726f6388 JA |
308 | /* Bind the key sequence represented by the string KEYSEQ to |
309 | the string of characters MACRO. This makes new keymaps as | |
310 | necessary. The initial place to do bindings is in MAP. */ | |
ccc6cda3 | 311 | int |
726f6388 | 312 | rl_macro_bind (keyseq, macro, map) |
28ef6c31 | 313 | const char *keyseq, *macro; |
726f6388 JA |
314 | Keymap map; |
315 | { | |
316 | char *macro_keys; | |
317 | int macro_keys_len; | |
318 | ||
319 | macro_keys = (char *)xmalloc ((2 * strlen (macro)) + 1); | |
320 | ||
321 | if (rl_translate_keyseq (macro, macro_keys, ¯o_keys_len)) | |
322 | { | |
4ac1ff98 | 323 | xfree (macro_keys); |
726f6388 JA |
324 | return -1; |
325 | } | |
326 | rl_generic_bind (ISMACR, keyseq, macro_keys, map); | |
327 | return 0; | |
328 | } | |
329 | ||
330 | /* Bind the key sequence represented by the string KEYSEQ to | |
331 | the arbitrary pointer DATA. TYPE says what kind of data is | |
332 | pointed to by DATA, right now this can be a function (ISFUNC), | |
333 | a macro (ISMACR), or a keymap (ISKMAP). This makes new keymaps | |
334 | as necessary. The initial place to do bindings is in MAP. */ | |
ccc6cda3 | 335 | int |
726f6388 JA |
336 | rl_generic_bind (type, keyseq, data, map) |
337 | int type; | |
28ef6c31 JA |
338 | const char *keyseq; |
339 | char *data; | |
726f6388 JA |
340 | Keymap map; |
341 | { | |
342 | char *keys; | |
343 | int keys_len; | |
344 | register int i; | |
7117c2d2 JA |
345 | KEYMAP_ENTRY k; |
346 | ||
347 | k.function = 0; | |
726f6388 JA |
348 | |
349 | /* If no keys to bind to, exit right away. */ | |
1c72c0cd | 350 | if (keyseq == 0 || *keyseq == 0) |
726f6388 JA |
351 | { |
352 | if (type == ISMACR) | |
4ac1ff98 | 353 | xfree (data); |
726f6388 JA |
354 | return -1; |
355 | } | |
356 | ||
f73dda09 | 357 | keys = (char *)xmalloc (1 + (2 * strlen (keyseq))); |
726f6388 JA |
358 | |
359 | /* Translate the ASCII representation of KEYSEQ into an array of | |
360 | characters. Stuff the characters into KEYS, and the length of | |
361 | KEYS into KEYS_LEN. */ | |
362 | if (rl_translate_keyseq (keyseq, keys, &keys_len)) | |
363 | { | |
4ac1ff98 | 364 | xfree (keys); |
726f6388 JA |
365 | return -1; |
366 | } | |
367 | ||
368 | /* Bind keys, making new keymaps as necessary. */ | |
369 | for (i = 0; i < keys_len; i++) | |
370 | { | |
7117c2d2 JA |
371 | unsigned char uc = keys[i]; |
372 | int ic; | |
373 | ||
374 | ic = uc; | |
375 | if (ic < 0 || ic >= KEYMAP_SIZE) | |
d3ad40de | 376 | { |
4ac1ff98 | 377 | xfree (keys); |
d3ad40de CR |
378 | return -1; |
379 | } | |
726f6388 | 380 | |
8fed3589 | 381 | if (META_CHAR (ic) && _rl_convert_meta_chars_to_ascii) |
726f6388 JA |
382 | { |
383 | ic = UNMETA (ic); | |
384 | if (map[ESC].type == ISKMAP) | |
385 | map = FUNCTION_TO_KEYMAP (map, ESC); | |
386 | } | |
387 | ||
388 | if ((i + 1) < keys_len) | |
389 | { | |
390 | if (map[ic].type != ISKMAP) | |
391 | { | |
7117c2d2 JA |
392 | /* We allow subsequences of keys. If a keymap is being |
393 | created that will `shadow' an existing function or macro | |
394 | key binding, we save that keybinding into the ANYOTHERKEY | |
395 | index in the new map. The dispatch code will look there | |
396 | to find the function to execute if the subsequence is not | |
397 | matched. ANYOTHERKEY was chosen to be greater than | |
398 | UCHAR_MAX. */ | |
399 | k = map[ic]; | |
726f6388 JA |
400 | |
401 | map[ic].type = ISKMAP; | |
402 | map[ic].function = KEYMAP_TO_FUNCTION (rl_make_bare_keymap()); | |
403 | } | |
404 | map = FUNCTION_TO_KEYMAP (map, ic); | |
7117c2d2 JA |
405 | /* The dispatch code will return this function if no matching |
406 | key sequence is found in the keymap. This (with a little | |
407 | help from the dispatch code in readline.c) allows `a' to be | |
408 | mapped to something, `abc' to be mapped to something else, | |
409 | and the function bound to `a' to be executed when the user | |
410 | types `abx', leaving `bx' in the input queue. */ | |
d3a24ed2 | 411 | if (k.function && ((k.type == ISFUNC && k.function != rl_do_lowercase_version) || k.type == ISMACR)) |
7117c2d2 JA |
412 | { |
413 | map[ANYOTHERKEY] = k; | |
414 | k.function = 0; | |
415 | } | |
726f6388 JA |
416 | } |
417 | else | |
418 | { | |
419 | if (map[ic].type == ISMACR) | |
4ac1ff98 | 420 | xfree ((char *)map[ic].function); |
7117c2d2 JA |
421 | else if (map[ic].type == ISKMAP) |
422 | { | |
423 | map = FUNCTION_TO_KEYMAP (map, ic); | |
424 | ic = ANYOTHERKEY; | |
9dd88db7 CR |
425 | /* If we're trying to override a keymap with a null function |
426 | (e.g., trying to unbind it), we can't use a null pointer | |
427 | here because that's indistinguishable from having not been | |
428 | overridden. We use a special bindable function that does | |
429 | nothing. */ | |
430 | if (type == ISFUNC && data == 0) | |
431 | data = (char *)_rl_null_function; | |
7117c2d2 | 432 | } |
726f6388 JA |
433 | |
434 | map[ic].function = KEYMAP_TO_FUNCTION (data); | |
435 | map[ic].type = type; | |
436 | } | |
ccc6cda3 JA |
437 | |
438 | rl_binding_keymap = map; | |
726f6388 | 439 | } |
4ac1ff98 | 440 | xfree (keys); |
726f6388 JA |
441 | return 0; |
442 | } | |
443 | ||
444 | /* Translate the ASCII representation of SEQ, stuffing the values into ARRAY, | |
445 | an array of characters. LEN gets the final length of ARRAY. Return | |
446 | non-zero if there was an error parsing SEQ. */ | |
ccc6cda3 | 447 | int |
726f6388 | 448 | rl_translate_keyseq (seq, array, len) |
28ef6c31 JA |
449 | const char *seq; |
450 | char *array; | |
726f6388 JA |
451 | int *len; |
452 | { | |
cce855bc | 453 | register int i, c, l, temp; |
726f6388 | 454 | |
ccc6cda3 | 455 | for (i = l = 0; c = seq[i]; i++) |
726f6388 JA |
456 | { |
457 | if (c == '\\') | |
458 | { | |
459 | c = seq[++i]; | |
460 | ||
ccc6cda3 | 461 | if (c == 0) |
726f6388 JA |
462 | break; |
463 | ||
cce855bc JA |
464 | /* Handle \C- and \M- prefixes. */ |
465 | if ((c == 'C' || c == 'M') && seq[i + 1] == '-') | |
726f6388 JA |
466 | { |
467 | /* Handle special case of backwards define. */ | |
468 | if (strncmp (&seq[i], "C-\\M-", 5) == 0) | |
469 | { | |
7117c2d2 | 470 | array[l++] = ESC; /* ESC is meta-prefix */ |
726f6388 | 471 | i += 5; |
ccc6cda3 | 472 | array[l++] = CTRL (_rl_to_upper (seq[i])); |
cce855bc | 473 | if (seq[i] == '\0') |
726f6388 | 474 | i--; |
726f6388 | 475 | } |
cce855bc | 476 | else if (c == 'M') |
726f6388 | 477 | { |
dc8fbaf9 CR |
478 | i++; /* seq[i] == '-' */ |
479 | /* XXX - obey convert-meta setting */ | |
8fed3589 CR |
480 | if (_rl_convert_meta_chars_to_ascii && _rl_keymap[ESC].type == ISKMAP) |
481 | array[l++] = ESC; /* ESC is meta-prefix */ | |
dc8fbaf9 CR |
482 | else if (seq[i+1] == '\\' && seq[i+2] == 'C' && seq[i+3] == '-') |
483 | { | |
484 | i += 4; | |
485 | temp = (seq[i] == '?') ? RUBOUT : CTRL (_rl_to_upper (seq[i])); | |
486 | array[l++] = META (temp); | |
487 | } | |
8fed3589 CR |
488 | else |
489 | { | |
dc8fbaf9 CR |
490 | /* This doesn't yet handle things like \M-\a, which may |
491 | or may not have any reasonable meaning. You're | |
492 | probably better off using straight octal or hex. */ | |
8fed3589 CR |
493 | i++; |
494 | array[l++] = META (seq[i]); | |
495 | } | |
cce855bc JA |
496 | } |
497 | else if (c == 'C') | |
498 | { | |
726f6388 JA |
499 | i += 2; |
500 | /* Special hack for C-?... */ | |
ccc6cda3 | 501 | array[l++] = (seq[i] == '?') ? RUBOUT : CTRL (_rl_to_upper (seq[i])); |
726f6388 | 502 | } |
726f6388 | 503 | continue; |
cce855bc JA |
504 | } |
505 | ||
506 | /* Translate other backslash-escaped characters. These are the | |
507 | same escape sequences that bash's `echo' and `printf' builtins | |
508 | handle, with the addition of \d -> RUBOUT. A backslash | |
509 | preceding a character that is not special is stripped. */ | |
510 | switch (c) | |
511 | { | |
512 | case 'a': | |
513 | array[l++] = '\007'; | |
514 | break; | |
515 | case 'b': | |
516 | array[l++] = '\b'; | |
517 | break; | |
518 | case 'd': | |
519 | array[l++] = RUBOUT; /* readline-specific */ | |
520 | break; | |
521 | case 'e': | |
522 | array[l++] = ESC; | |
523 | break; | |
524 | case 'f': | |
525 | array[l++] = '\f'; | |
526 | break; | |
527 | case 'n': | |
528 | array[l++] = NEWLINE; | |
529 | break; | |
530 | case 'r': | |
531 | array[l++] = RETURN; | |
532 | break; | |
533 | case 't': | |
534 | array[l++] = TAB; | |
535 | break; | |
536 | case 'v': | |
537 | array[l++] = 0x0B; | |
538 | break; | |
539 | case '\\': | |
540 | array[l++] = '\\'; | |
541 | break; | |
542 | case '0': case '1': case '2': case '3': | |
543 | case '4': case '5': case '6': case '7': | |
544 | i++; | |
545 | for (temp = 2, c -= '0'; ISOCTAL (seq[i]) && temp--; i++) | |
546 | c = (c * 8) + OCTVALUE (seq[i]); | |
547 | i--; /* auto-increment in for loop */ | |
f73dda09 | 548 | array[l++] = c & largest_char; |
cce855bc JA |
549 | break; |
550 | case 'x': | |
551 | i++; | |
f73dda09 | 552 | for (temp = 2, c = 0; ISXDIGIT ((unsigned char)seq[i]) && temp--; i++) |
cce855bc | 553 | c = (c * 16) + HEXVALUE (seq[i]); |
f73dda09 | 554 | if (temp == 2) |
cce855bc JA |
555 | c = 'x'; |
556 | i--; /* auto-increment in for loop */ | |
f73dda09 | 557 | array[l++] = c & largest_char; |
cce855bc JA |
558 | break; |
559 | default: /* backslashes before non-special chars just add the char */ | |
560 | array[l++] = c; | |
561 | break; /* the backslash is stripped */ | |
726f6388 | 562 | } |
cce855bc | 563 | continue; |
726f6388 | 564 | } |
cce855bc | 565 | |
726f6388 JA |
566 | array[l++] = c; |
567 | } | |
568 | ||
569 | *len = l; | |
570 | array[l] = '\0'; | |
571 | return (0); | |
572 | } | |
573 | ||
ba4ab055 CR |
574 | static int |
575 | _rl_isescape (c) | |
576 | int c; | |
577 | { | |
578 | switch (c) | |
579 | { | |
580 | case '\007': | |
581 | case '\b': | |
582 | case '\f': | |
583 | case '\n': | |
584 | case '\r': | |
585 | case TAB: | |
586 | case 0x0b: return (1); | |
587 | default: return (0); | |
588 | } | |
589 | } | |
590 | ||
591 | static int | |
592 | _rl_escchar (c) | |
593 | int c; | |
594 | { | |
595 | switch (c) | |
596 | { | |
597 | case '\007': return ('a'); | |
598 | case '\b': return ('b'); | |
599 | case '\f': return ('f'); | |
600 | case '\n': return ('n'); | |
601 | case '\r': return ('r'); | |
602 | case TAB: return ('t'); | |
603 | case 0x0b: return ('v'); | |
604 | default: return (c); | |
605 | } | |
606 | } | |
607 | ||
ccc6cda3 JA |
608 | char * |
609 | rl_untranslate_keyseq (seq) | |
610 | int seq; | |
611 | { | |
612 | static char kseq[16]; | |
613 | int i, c; | |
614 | ||
615 | i = 0; | |
616 | c = seq; | |
617 | if (META_CHAR (c)) | |
618 | { | |
619 | kseq[i++] = '\\'; | |
620 | kseq[i++] = 'M'; | |
621 | kseq[i++] = '-'; | |
622 | c = UNMETA (c); | |
623 | } | |
b317c077 CR |
624 | else if (c == ESC) |
625 | { | |
626 | kseq[i++] = '\\'; | |
627 | c = 'e'; | |
628 | } | |
ccc6cda3 JA |
629 | else if (CTRL_CHAR (c)) |
630 | { | |
631 | kseq[i++] = '\\'; | |
632 | kseq[i++] = 'C'; | |
633 | kseq[i++] = '-'; | |
d166f048 | 634 | c = _rl_to_lower (UNCTRL (c)); |
ccc6cda3 JA |
635 | } |
636 | else if (c == RUBOUT) | |
637 | { | |
638 | kseq[i++] = '\\'; | |
639 | kseq[i++] = 'C'; | |
640 | kseq[i++] = '-'; | |
641 | c = '?'; | |
642 | } | |
643 | ||
644 | if (c == ESC) | |
645 | { | |
646 | kseq[i++] = '\\'; | |
d166f048 | 647 | c = 'e'; |
ccc6cda3 JA |
648 | } |
649 | else if (c == '\\' || c == '"') | |
650 | { | |
651 | kseq[i++] = '\\'; | |
652 | } | |
653 | ||
654 | kseq[i++] = (unsigned char) c; | |
655 | kseq[i] = '\0'; | |
656 | return kseq; | |
657 | } | |
658 | ||
ba4ab055 CR |
659 | char * |
660 | _rl_untranslate_macro_value (seq, use_escapes) | |
d166f048 | 661 | char *seq; |
ba4ab055 | 662 | int use_escapes; |
d166f048 JA |
663 | { |
664 | char *ret, *r, *s; | |
665 | int c; | |
666 | ||
f73dda09 | 667 | r = ret = (char *)xmalloc (7 * strlen (seq) + 1); |
d166f048 JA |
668 | for (s = seq; *s; s++) |
669 | { | |
670 | c = *s; | |
671 | if (META_CHAR (c)) | |
672 | { | |
673 | *r++ = '\\'; | |
674 | *r++ = 'M'; | |
675 | *r++ = '-'; | |
676 | c = UNMETA (c); | |
677 | } | |
b317c077 CR |
678 | else if (c == ESC) |
679 | { | |
680 | *r++ = '\\'; | |
681 | c = 'e'; | |
682 | } | |
683 | else if (CTRL_CHAR (c)) | |
d166f048 JA |
684 | { |
685 | *r++ = '\\'; | |
ba4ab055 CR |
686 | if (use_escapes && _rl_isescape (c)) |
687 | c = _rl_escchar (c); | |
688 | else | |
689 | { | |
690 | *r++ = 'C'; | |
691 | *r++ = '-'; | |
692 | c = _rl_to_lower (UNCTRL (c)); | |
693 | } | |
d166f048 JA |
694 | } |
695 | else if (c == RUBOUT) | |
696 | { | |
697 | *r++ = '\\'; | |
698 | *r++ = 'C'; | |
699 | *r++ = '-'; | |
700 | c = '?'; | |
701 | } | |
702 | ||
703 | if (c == ESC) | |
704 | { | |
705 | *r++ = '\\'; | |
706 | c = 'e'; | |
707 | } | |
708 | else if (c == '\\' || c == '"') | |
709 | *r++ = '\\'; | |
710 | ||
711 | *r++ = (unsigned char)c; | |
712 | } | |
713 | *r = '\0'; | |
714 | return ret; | |
715 | } | |
716 | ||
726f6388 JA |
717 | /* Return a pointer to the function that STRING represents. |
718 | If STRING doesn't have a matching function, then a NULL pointer | |
719 | is returned. */ | |
28ef6c31 | 720 | rl_command_func_t * |
726f6388 | 721 | rl_named_function (string) |
28ef6c31 | 722 | const char *string; |
726f6388 JA |
723 | { |
724 | register int i; | |
725 | ||
726 | rl_initialize_funmap (); | |
727 | ||
728 | for (i = 0; funmap[i]; i++) | |
ccc6cda3 | 729 | if (_rl_stricmp (funmap[i]->name, string) == 0) |
726f6388 | 730 | return (funmap[i]->function); |
28ef6c31 | 731 | return ((rl_command_func_t *)NULL); |
726f6388 JA |
732 | } |
733 | ||
734 | /* Return the function (or macro) definition which would be invoked via | |
735 | KEYSEQ if executed in MAP. If MAP is NULL, then the current keymap is | |
736 | used. TYPE, if non-NULL, is a pointer to an int which will receive the | |
737 | type of the object pointed to. One of ISFUNC (function), ISKMAP (keymap), | |
738 | or ISMACR (macro). */ | |
28ef6c31 | 739 | rl_command_func_t * |
726f6388 | 740 | rl_function_of_keyseq (keyseq, map, type) |
28ef6c31 | 741 | const char *keyseq; |
726f6388 JA |
742 | Keymap map; |
743 | int *type; | |
744 | { | |
745 | register int i; | |
746 | ||
8d618825 | 747 | if (map == 0) |
726f6388 JA |
748 | map = _rl_keymap; |
749 | ||
750 | for (i = 0; keyseq && keyseq[i]; i++) | |
751 | { | |
f73dda09 | 752 | unsigned char ic = keyseq[i]; |
726f6388 JA |
753 | |
754 | if (META_CHAR (ic) && _rl_convert_meta_chars_to_ascii) | |
755 | { | |
8d618825 CR |
756 | if (map[ESC].type == ISKMAP) |
757 | { | |
758 | map = FUNCTION_TO_KEYMAP (map, ESC); | |
759 | ic = UNMETA (ic); | |
760 | } | |
761 | /* XXX - should we just return NULL here, since this obviously | |
762 | doesn't match? */ | |
763 | else | |
726f6388 JA |
764 | { |
765 | if (type) | |
766 | *type = map[ESC].type; | |
767 | ||
768 | return (map[ESC].function); | |
769 | } | |
726f6388 JA |
770 | } |
771 | ||
772 | if (map[ic].type == ISKMAP) | |
773 | { | |
774 | /* If this is the last key in the key sequence, return the | |
775 | map. */ | |
8d618825 | 776 | if (keyseq[i + 1] == '\0') |
726f6388 JA |
777 | { |
778 | if (type) | |
779 | *type = ISKMAP; | |
780 | ||
781 | return (map[ic].function); | |
782 | } | |
783 | else | |
784 | map = FUNCTION_TO_KEYMAP (map, ic); | |
785 | } | |
8d618825 CR |
786 | /* If we're not at the end of the key sequence, and the current key |
787 | is bound to something other than a keymap, then the entire key | |
788 | sequence is not bound. */ | |
789 | else if (map[ic].type != ISKMAP && keyseq[i+1]) | |
790 | return ((rl_command_func_t *)NULL); | |
791 | else /* map[ic].type != ISKMAP && keyseq[i+1] == 0 */ | |
726f6388 JA |
792 | { |
793 | if (type) | |
794 | *type = map[ic].type; | |
795 | ||
796 | return (map[ic].function); | |
797 | } | |
798 | } | |
28ef6c31 | 799 | return ((rl_command_func_t *) NULL); |
726f6388 JA |
800 | } |
801 | ||
802 | /* The last key bindings file read. */ | |
803 | static char *last_readline_init_file = (char *)NULL; | |
804 | ||
ccc6cda3 | 805 | /* The file we're currently reading key bindings from. */ |
28ef6c31 | 806 | static const char *current_readline_init_file; |
cce855bc | 807 | static int current_readline_init_include_level; |
ccc6cda3 JA |
808 | static int current_readline_init_lineno; |
809 | ||
cce855bc JA |
810 | /* Read FILENAME into a locally-allocated buffer and return the buffer. |
811 | The size of the buffer is returned in *SIZEP. Returns NULL if any | |
812 | errors were encountered. */ | |
813 | static char * | |
814 | _rl_read_file (filename, sizep) | |
815 | char *filename; | |
816 | size_t *sizep; | |
817 | { | |
818 | struct stat finfo; | |
819 | size_t file_size; | |
820 | char *buffer; | |
821 | int i, file; | |
822 | ||
823 | if ((stat (filename, &finfo) < 0) || (file = open (filename, O_RDONLY, 0666)) < 0) | |
824 | return ((char *)NULL); | |
825 | ||
826 | file_size = (size_t)finfo.st_size; | |
827 | ||
828 | /* check for overflow on very large files */ | |
829 | if (file_size != finfo.st_size || file_size + 1 < file_size) | |
830 | { | |
831 | if (file >= 0) | |
832 | close (file); | |
833 | #if defined (EFBIG) | |
834 | errno = EFBIG; | |
835 | #endif | |
836 | return ((char *)NULL); | |
837 | } | |
838 | ||
839 | /* Read the file into BUFFER. */ | |
840 | buffer = (char *)xmalloc (file_size + 1); | |
841 | i = read (file, buffer, file_size); | |
842 | close (file); | |
843 | ||
b72432fd | 844 | if (i < 0) |
cce855bc | 845 | { |
4ac1ff98 | 846 | xfree (buffer); |
cce855bc JA |
847 | return ((char *)NULL); |
848 | } | |
849 | ||
a927e029 CR |
850 | RL_CHECK_SIGNALS (); |
851 | ||
bb70624e JA |
852 | buffer[i] = '\0'; |
853 | if (sizep) | |
854 | *sizep = i; | |
bb70624e | 855 | |
cce855bc JA |
856 | return (buffer); |
857 | } | |
858 | ||
726f6388 | 859 | /* Re-read the current keybindings file. */ |
ccc6cda3 | 860 | int |
726f6388 JA |
861 | rl_re_read_init_file (count, ignore) |
862 | int count, ignore; | |
863 | { | |
864 | int r; | |
28ef6c31 | 865 | r = rl_read_init_file ((const char *)NULL); |
726f6388 JA |
866 | rl_set_keymap_from_edit_mode (); |
867 | return r; | |
868 | } | |
869 | ||
870 | /* Do key bindings from a file. If FILENAME is NULL it defaults | |
871 | to the first non-null filename from this list: | |
872 | 1. the filename used for the previous call | |
873 | 2. the value of the shell variable `INPUTRC' | |
874 | 3. ~/.inputrc | |
8d618825 | 875 | 4. /etc/inputrc |
726f6388 JA |
876 | If the file existed and could be opened and read, 0 is returned, |
877 | otherwise errno is returned. */ | |
878 | int | |
879 | rl_read_init_file (filename) | |
28ef6c31 | 880 | const char *filename; |
726f6388 | 881 | { |
726f6388 | 882 | /* Default the filename. */ |
ccc6cda3 | 883 | if (filename == 0) |
8d618825 CR |
884 | filename = last_readline_init_file; |
885 | if (filename == 0) | |
886 | filename = sh_get_env_value ("INPUTRC"); | |
887 | if (filename == 0 || *filename == 0) | |
726f6388 | 888 | { |
8d618825 CR |
889 | filename = DEFAULT_INPUTRC; |
890 | /* Try to read DEFAULT_INPUTRC; fall back to SYS_INPUTRC on failure */ | |
891 | if (_rl_read_init_file (filename, 0) == 0) | |
892 | return 0; | |
893 | filename = SYS_INPUTRC; | |
726f6388 JA |
894 | } |
895 | ||
bb70624e JA |
896 | #if defined (__MSDOS__) |
897 | if (_rl_read_init_file (filename, 0) == 0) | |
898 | return 0; | |
899 | filename = "~/_inputrc"; | |
900 | #endif | |
cce855bc JA |
901 | return (_rl_read_init_file (filename, 0)); |
902 | } | |
726f6388 | 903 | |
cce855bc JA |
904 | static int |
905 | _rl_read_init_file (filename, include_level) | |
28ef6c31 | 906 | const char *filename; |
cce855bc JA |
907 | int include_level; |
908 | { | |
909 | register int i; | |
910 | char *buffer, *openname, *line, *end; | |
911 | size_t file_size; | |
726f6388 | 912 | |
cce855bc JA |
913 | current_readline_init_file = filename; |
914 | current_readline_init_include_level = include_level; | |
726f6388 | 915 | |
cce855bc JA |
916 | openname = tilde_expand (filename); |
917 | buffer = _rl_read_file (openname, &file_size); | |
4ac1ff98 | 918 | xfree (openname); |
b72432fd | 919 | |
a927e029 | 920 | RL_CHECK_SIGNALS (); |
cce855bc JA |
921 | if (buffer == 0) |
922 | return (errno); | |
923 | ||
924 | if (include_level == 0 && filename != last_readline_init_file) | |
925 | { | |
926 | FREE (last_readline_init_file); | |
726f6388 JA |
927 | last_readline_init_file = savestring (filename); |
928 | } | |
929 | ||
bb70624e JA |
930 | currently_reading_init_file = 1; |
931 | ||
726f6388 JA |
932 | /* Loop over the lines in the file. Lines that start with `#' are |
933 | comments; all other lines are commands for readline initialization. */ | |
ccc6cda3 | 934 | current_readline_init_lineno = 1; |
726f6388 | 935 | line = buffer; |
cce855bc | 936 | end = buffer + file_size; |
726f6388 JA |
937 | while (line < end) |
938 | { | |
939 | /* Find the end of this line. */ | |
940 | for (i = 0; line + i != end && line[i] != '\n'; i++); | |
941 | ||
28ef6c31 | 942 | #if defined (__CYGWIN__) |
bb70624e JA |
943 | /* ``Be liberal in what you accept.'' */ |
944 | if (line[i] == '\n' && line[i-1] == '\r') | |
945 | line[i - 1] = '\0'; | |
946 | #endif | |
947 | ||
726f6388 JA |
948 | /* Mark end of line. */ |
949 | line[i] = '\0'; | |
950 | ||
951 | /* Skip leading whitespace. */ | |
952 | while (*line && whitespace (*line)) | |
953 | { | |
954 | line++; | |
955 | i--; | |
956 | } | |
957 | ||
958 | /* If the line is not a comment, then parse it. */ | |
959 | if (*line && *line != '#') | |
960 | rl_parse_and_bind (line); | |
961 | ||
962 | /* Move to the next line. */ | |
963 | line += i + 1; | |
ccc6cda3 | 964 | current_readline_init_lineno++; |
726f6388 | 965 | } |
cce855bc | 966 | |
4ac1ff98 | 967 | xfree (buffer); |
bb70624e | 968 | currently_reading_init_file = 0; |
726f6388 JA |
969 | return (0); |
970 | } | |
971 | ||
ccc6cda3 JA |
972 | static void |
973 | _rl_init_file_error (msg) | |
7117c2d2 | 974 | const char *msg; |
ccc6cda3 | 975 | { |
bb70624e | 976 | if (currently_reading_init_file) |
d3ad40de | 977 | _rl_errmsg ("%s: line %d: %s\n", current_readline_init_file, |
bb70624e JA |
978 | current_readline_init_lineno, msg); |
979 | else | |
d3ad40de | 980 | _rl_errmsg ("%s", msg); |
ccc6cda3 JA |
981 | } |
982 | ||
726f6388 JA |
983 | /* **************************************************************** */ |
984 | /* */ | |
985 | /* Parser Directives */ | |
986 | /* */ | |
987 | /* **************************************************************** */ | |
988 | ||
f73dda09 | 989 | typedef int _rl_parser_func_t PARAMS((char *)); |
28ef6c31 JA |
990 | |
991 | /* Things that mean `Control'. */ | |
d3ad40de | 992 | const char * const _rl_possible_control_prefixes[] = { |
28ef6c31 JA |
993 | "Control-", "C-", "CTRL-", (const char *)NULL |
994 | }; | |
995 | ||
d3ad40de | 996 | const char * const _rl_possible_meta_prefixes[] = { |
28ef6c31 JA |
997 | "Meta", "M-", (const char *)NULL |
998 | }; | |
999 | ||
726f6388 JA |
1000 | /* Conditionals. */ |
1001 | ||
1002 | /* Calling programs set this to have their argv[0]. */ | |
28ef6c31 | 1003 | const char *rl_readline_name = "other"; |
726f6388 JA |
1004 | |
1005 | /* Stack of previous values of parsing_conditionalized_out. */ | |
1006 | static unsigned char *if_stack = (unsigned char *)NULL; | |
ccc6cda3 JA |
1007 | static int if_stack_depth; |
1008 | static int if_stack_size; | |
726f6388 JA |
1009 | |
1010 | /* Push _rl_parsing_conditionalized_out, and set parser state based | |
1011 | on ARGS. */ | |
1012 | static int | |
1013 | parser_if (args) | |
1014 | char *args; | |
1015 | { | |
1016 | register int i; | |
1017 | ||
1018 | /* Push parser state. */ | |
1019 | if (if_stack_depth + 1 >= if_stack_size) | |
1020 | { | |
1021 | if (!if_stack) | |
1022 | if_stack = (unsigned char *)xmalloc (if_stack_size = 20); | |
1023 | else | |
1024 | if_stack = (unsigned char *)xrealloc (if_stack, if_stack_size += 20); | |
1025 | } | |
1026 | if_stack[if_stack_depth++] = _rl_parsing_conditionalized_out; | |
1027 | ||
1028 | /* If parsing is turned off, then nothing can turn it back on except | |
1029 | for finding the matching endif. In that case, return right now. */ | |
1030 | if (_rl_parsing_conditionalized_out) | |
1031 | return 0; | |
1032 | ||
1033 | /* Isolate first argument. */ | |
1034 | for (i = 0; args[i] && !whitespace (args[i]); i++); | |
1035 | ||
1036 | if (args[i]) | |
1037 | args[i++] = '\0'; | |
1038 | ||
cce855bc | 1039 | /* Handle "$if term=foo" and "$if mode=emacs" constructs. If this |
726f6388 JA |
1040 | isn't term=foo, or mode=emacs, then check to see if the first |
1041 | word in ARGS is the same as the value stored in rl_readline_name. */ | |
ccc6cda3 | 1042 | if (rl_terminal_name && _rl_strnicmp (args, "term=", 5) == 0) |
726f6388 JA |
1043 | { |
1044 | char *tem, *tname; | |
1045 | ||
1046 | /* Terminals like "aaa-60" are equivalent to "aaa". */ | |
1047 | tname = savestring (rl_terminal_name); | |
1048 | tem = strchr (tname, '-'); | |
1049 | if (tem) | |
1050 | *tem = '\0'; | |
1051 | ||
1052 | /* Test the `long' and `short' forms of the terminal name so that | |
1053 | if someone has a `sun-cmd' and does not want to have bindings | |
1054 | that will be executed if the terminal is a `sun', they can put | |
1055 | `$if term=sun-cmd' into their .inputrc. */ | |
ccc6cda3 JA |
1056 | _rl_parsing_conditionalized_out = _rl_stricmp (args + 5, tname) && |
1057 | _rl_stricmp (args + 5, rl_terminal_name); | |
4ac1ff98 | 1058 | xfree (tname); |
726f6388 JA |
1059 | } |
1060 | #if defined (VI_MODE) | |
ccc6cda3 | 1061 | else if (_rl_strnicmp (args, "mode=", 5) == 0) |
726f6388 JA |
1062 | { |
1063 | int mode; | |
1064 | ||
ccc6cda3 | 1065 | if (_rl_stricmp (args + 5, "emacs") == 0) |
726f6388 | 1066 | mode = emacs_mode; |
ccc6cda3 | 1067 | else if (_rl_stricmp (args + 5, "vi") == 0) |
726f6388 JA |
1068 | mode = vi_mode; |
1069 | else | |
1070 | mode = no_mode; | |
1071 | ||
ccc6cda3 | 1072 | _rl_parsing_conditionalized_out = mode != rl_editing_mode; |
726f6388 JA |
1073 | } |
1074 | #endif /* VI_MODE */ | |
1075 | /* Check to see if the first word in ARGS is the same as the | |
1076 | value stored in rl_readline_name. */ | |
ccc6cda3 | 1077 | else if (_rl_stricmp (args, rl_readline_name) == 0) |
726f6388 JA |
1078 | _rl_parsing_conditionalized_out = 0; |
1079 | else | |
1080 | _rl_parsing_conditionalized_out = 1; | |
1081 | return 0; | |
1082 | } | |
1083 | ||
1084 | /* Invert the current parser state if there is anything on the stack. */ | |
1085 | static int | |
1086 | parser_else (args) | |
1087 | char *args; | |
1088 | { | |
1089 | register int i; | |
1090 | ||
cce855bc | 1091 | if (if_stack_depth == 0) |
726f6388 | 1092 | { |
cce855bc | 1093 | _rl_init_file_error ("$else found without matching $if"); |
726f6388 JA |
1094 | return 0; |
1095 | } | |
1096 | ||
d3a24ed2 | 1097 | #if 0 |
726f6388 JA |
1098 | /* Check the previous (n - 1) levels of the stack to make sure that |
1099 | we haven't previously turned off parsing. */ | |
1100 | for (i = 0; i < if_stack_depth - 1; i++) | |
d3a24ed2 CR |
1101 | #else |
1102 | /* Check the previous (n) levels of the stack to make sure that | |
1103 | we haven't previously turned off parsing. */ | |
1104 | for (i = 0; i < if_stack_depth; i++) | |
1105 | #endif | |
726f6388 JA |
1106 | if (if_stack[i] == 1) |
1107 | return 0; | |
1108 | ||
1109 | /* Invert the state of parsing if at top level. */ | |
1110 | _rl_parsing_conditionalized_out = !_rl_parsing_conditionalized_out; | |
1111 | return 0; | |
1112 | } | |
1113 | ||
1114 | /* Terminate a conditional, popping the value of | |
1115 | _rl_parsing_conditionalized_out from the stack. */ | |
1116 | static int | |
1117 | parser_endif (args) | |
1118 | char *args; | |
1119 | { | |
1120 | if (if_stack_depth) | |
1121 | _rl_parsing_conditionalized_out = if_stack[--if_stack_depth]; | |
1122 | else | |
cce855bc | 1123 | _rl_init_file_error ("$endif without matching $if"); |
726f6388 JA |
1124 | return 0; |
1125 | } | |
1126 | ||
cce855bc JA |
1127 | static int |
1128 | parser_include (args) | |
1129 | char *args; | |
1130 | { | |
28ef6c31 JA |
1131 | const char *old_init_file; |
1132 | char *e; | |
cce855bc JA |
1133 | int old_line_number, old_include_level, r; |
1134 | ||
1135 | if (_rl_parsing_conditionalized_out) | |
1136 | return (0); | |
1137 | ||
1138 | old_init_file = current_readline_init_file; | |
1139 | old_line_number = current_readline_init_lineno; | |
1140 | old_include_level = current_readline_init_include_level; | |
1141 | ||
1142 | e = strchr (args, '\n'); | |
1143 | if (e) | |
1144 | *e = '\0'; | |
28ef6c31 | 1145 | r = _rl_read_init_file ((const char *)args, old_include_level + 1); |
cce855bc JA |
1146 | |
1147 | current_readline_init_file = old_init_file; | |
1148 | current_readline_init_lineno = old_line_number; | |
1149 | current_readline_init_include_level = old_include_level; | |
1150 | ||
1151 | return r; | |
1152 | } | |
1153 | ||
726f6388 | 1154 | /* Associate textual names with actual functions. */ |
d3ad40de CR |
1155 | static const struct { |
1156 | const char * const name; | |
28ef6c31 | 1157 | _rl_parser_func_t *function; |
726f6388 JA |
1158 | } parser_directives [] = { |
1159 | { "if", parser_if }, | |
1160 | { "endif", parser_endif }, | |
1161 | { "else", parser_else }, | |
cce855bc | 1162 | { "include", parser_include }, |
28ef6c31 | 1163 | { (char *)0x0, (_rl_parser_func_t *)0x0 } |
726f6388 JA |
1164 | }; |
1165 | ||
1166 | /* Handle a parser directive. STATEMENT is the line of the directive | |
1167 | without any leading `$'. */ | |
1168 | static int | |
1169 | handle_parser_directive (statement) | |
1170 | char *statement; | |
1171 | { | |
1172 | register int i; | |
1173 | char *directive, *args; | |
1174 | ||
1175 | /* Isolate the actual directive. */ | |
1176 | ||
1177 | /* Skip whitespace. */ | |
1178 | for (i = 0; whitespace (statement[i]); i++); | |
1179 | ||
1180 | directive = &statement[i]; | |
1181 | ||
1182 | for (; statement[i] && !whitespace (statement[i]); i++); | |
1183 | ||
1184 | if (statement[i]) | |
1185 | statement[i++] = '\0'; | |
1186 | ||
1187 | for (; statement[i] && whitespace (statement[i]); i++); | |
1188 | ||
1189 | args = &statement[i]; | |
1190 | ||
1191 | /* Lookup the command, and act on it. */ | |
1192 | for (i = 0; parser_directives[i].name; i++) | |
ccc6cda3 | 1193 | if (_rl_stricmp (directive, parser_directives[i].name) == 0) |
726f6388 JA |
1194 | { |
1195 | (*parser_directives[i].function) (args); | |
1196 | return (0); | |
1197 | } | |
1198 | ||
cce855bc JA |
1199 | /* display an error message about the unknown parser directive */ |
1200 | _rl_init_file_error ("unknown parser directive"); | |
726f6388 JA |
1201 | return (1); |
1202 | } | |
1203 | ||
276cb932 CR |
1204 | /* Start at STRING[START] and look for DELIM. Return I where STRING[I] == |
1205 | DELIM or STRING[I] == 0. DELIM is usually a double quote. */ | |
1206 | static int | |
1207 | _rl_skip_to_delim (string, start, delim) | |
1208 | char *string; | |
1209 | int start, delim; | |
1210 | { | |
1211 | int i, c, passc; | |
1212 | ||
1213 | for (i = start,passc = 0; c = string[i]; i++) | |
1214 | { | |
1215 | if (passc) | |
1216 | { | |
1217 | passc = 0; | |
1218 | if (c == 0) | |
1219 | break; | |
1220 | continue; | |
1221 | } | |
1222 | ||
1223 | if (c == '\\') | |
1224 | { | |
1225 | passc = 1; | |
1226 | continue; | |
1227 | } | |
1228 | ||
1229 | if (c == delim) | |
1230 | break; | |
1231 | } | |
1232 | ||
1233 | return i; | |
1234 | } | |
1235 | ||
726f6388 JA |
1236 | /* Read the binding command from STRING and perform it. |
1237 | A key binding command looks like: Keyname: function-name\0, | |
1238 | a variable binding command looks like: set variable value. | |
1239 | A new-style keybinding looks like "\C-x\C-x": exchange-point-and-mark. */ | |
ccc6cda3 | 1240 | int |
726f6388 JA |
1241 | rl_parse_and_bind (string) |
1242 | char *string; | |
1243 | { | |
1244 | char *funname, *kname; | |
1245 | register int c, i; | |
1246 | int key, equivalency; | |
1247 | ||
1248 | while (string && whitespace (*string)) | |
1249 | string++; | |
1250 | ||
276cb932 | 1251 | if (string == 0 || *string == 0 || *string == '#') |
726f6388 JA |
1252 | return 0; |
1253 | ||
1254 | /* If this is a parser directive, act on it. */ | |
1255 | if (*string == '$') | |
1256 | { | |
1257 | handle_parser_directive (&string[1]); | |
1258 | return 0; | |
1259 | } | |
1260 | ||
1261 | /* If we aren't supposed to be parsing right now, then we're done. */ | |
1262 | if (_rl_parsing_conditionalized_out) | |
1263 | return 0; | |
1264 | ||
1265 | i = 0; | |
1266 | /* If this keyname is a complex key expression surrounded by quotes, | |
1267 | advance to after the matching close quote. This code allows the | |
1268 | backslash to quote characters in the key expression. */ | |
1269 | if (*string == '"') | |
1270 | { | |
276cb932 | 1271 | i = _rl_skip_to_delim (string, 1, '"'); |
726f6388 | 1272 | |
ccc6cda3 JA |
1273 | /* If we didn't find a closing quote, abort the line. */ |
1274 | if (string[i] == '\0') | |
1275 | { | |
1276 | _rl_init_file_error ("no closing `\"' in key binding"); | |
1277 | return 1; | |
1278 | } | |
276cb932 CR |
1279 | else |
1280 | i++; /* skip past closing double quote */ | |
726f6388 JA |
1281 | } |
1282 | ||
1283 | /* Advance to the colon (:) or whitespace which separates the two objects. */ | |
1284 | for (; (c = string[i]) && c != ':' && c != ' ' && c != '\t'; i++ ); | |
1285 | ||
1286 | equivalency = (c == ':' && string[i + 1] == '='); | |
1287 | ||
1288 | /* Mark the end of the command (or keyname). */ | |
1289 | if (string[i]) | |
1290 | string[i++] = '\0'; | |
1291 | ||
1292 | /* If doing assignment, skip the '=' sign as well. */ | |
1293 | if (equivalency) | |
1294 | string[i++] = '\0'; | |
1295 | ||
1296 | /* If this is a command to set a variable, then do that. */ | |
ccc6cda3 | 1297 | if (_rl_stricmp (string, "set") == 0) |
726f6388 | 1298 | { |
ff247e74 | 1299 | char *var, *value, *e; |
276cb932 | 1300 | int s; |
726f6388 | 1301 | |
ff247e74 | 1302 | var = string + i; |
726f6388 JA |
1303 | /* Make VAR point to start of variable name. */ |
1304 | while (*var && whitespace (*var)) var++; | |
1305 | ||
7117c2d2 | 1306 | /* Make VALUE point to start of value string. */ |
726f6388 | 1307 | value = var; |
276cb932 | 1308 | while (*value && whitespace (*value) == 0) value++; |
726f6388 JA |
1309 | if (*value) |
1310 | *value++ = '\0'; | |
1311 | while (*value && whitespace (*value)) value++; | |
1312 | ||
276cb932 CR |
1313 | /* Strip trailing whitespace from values of boolean variables. */ |
1314 | if (find_boolean_var (var) >= 0) | |
e225d5a9 CR |
1315 | { |
1316 | /* remove trailing whitespace */ | |
276cb932 | 1317 | remove_trailing: |
e225d5a9 CR |
1318 | e = value + strlen (value) - 1; |
1319 | while (e >= value && whitespace (*e)) | |
1320 | e--; | |
1321 | e++; /* skip back to whitespace or EOS */ | |
276cb932 | 1322 | |
e225d5a9 CR |
1323 | if (*e && e >= value) |
1324 | *e = '\0'; | |
1325 | } | |
276cb932 CR |
1326 | else if ((i = find_string_var (var)) >= 0) |
1327 | { | |
1328 | /* Allow quoted strings in variable values */ | |
1329 | if (*value == '"') | |
1330 | { | |
1331 | i = _rl_skip_to_delim (value, 1, *value); | |
1332 | value[i] = '\0'; | |
1442f67c | 1333 | value++; /* skip past the quote */ |
276cb932 CR |
1334 | } |
1335 | else | |
1336 | goto remove_trailing; | |
1337 | } | |
1338 | ||
726f6388 JA |
1339 | rl_variable_bind (var, value); |
1340 | return 0; | |
1341 | } | |
1342 | ||
1343 | /* Skip any whitespace between keyname and funname. */ | |
1344 | for (; string[i] && whitespace (string[i]); i++); | |
1345 | funname = &string[i]; | |
1346 | ||
1347 | /* Now isolate funname. | |
1348 | For straight function names just look for whitespace, since | |
1349 | that will signify the end of the string. But this could be a | |
1350 | macro definition. In that case, the string is quoted, so skip | |
1351 | to the matching delimiter. We allow the backslash to quote the | |
1352 | delimiter characters in the macro body. */ | |
1353 | /* This code exists to allow whitespace in macro expansions, which | |
1354 | would otherwise be gobbled up by the next `for' loop.*/ | |
1355 | /* XXX - it may be desirable to allow backslash quoting only if " is | |
1356 | the quoted string delimiter, like the shell. */ | |
1357 | if (*funname == '\'' || *funname == '"') | |
1358 | { | |
276cb932 CR |
1359 | i = _rl_skip_to_delim (string, i+1, *funname); |
1360 | if (string[i]) | |
726f6388 JA |
1361 | i++; |
1362 | } | |
1363 | ||
1364 | /* Advance to the end of the string. */ | |
276cb932 | 1365 | for (; string[i] && whitespace (string[i]) == 0; i++); |
726f6388 JA |
1366 | |
1367 | /* No extra whitespace at the end of the string. */ | |
1368 | string[i] = '\0'; | |
1369 | ||
1370 | /* Handle equivalency bindings here. Make the left-hand side be exactly | |
1371 | whatever the right-hand evaluates to, including keymaps. */ | |
1372 | if (equivalency) | |
1373 | { | |
1374 | return 0; | |
1375 | } | |
1376 | ||
1377 | /* If this is a new-style key-binding, then do the binding with | |
d3a24ed2 | 1378 | rl_bind_keyseq (). Otherwise, let the older code deal with it. */ |
726f6388 JA |
1379 | if (*string == '"') |
1380 | { | |
cce855bc JA |
1381 | char *seq; |
1382 | register int j, k, passc; | |
726f6388 | 1383 | |
f73dda09 | 1384 | seq = (char *)xmalloc (1 + strlen (string)); |
cce855bc | 1385 | for (j = 1, k = passc = 0; string[j]; j++) |
726f6388 JA |
1386 | { |
1387 | /* Allow backslash to quote characters, but leave them in place. | |
1388 | This allows a string to end with a backslash quoting another | |
1389 | backslash, or with a backslash quoting a double quote. The | |
1390 | backslashes are left in place for rl_translate_keyseq (). */ | |
1391 | if (passc || (string[j] == '\\')) | |
1392 | { | |
1393 | seq[k++] = string[j]; | |
1394 | passc = !passc; | |
1395 | continue; | |
1396 | } | |
1397 | ||
1398 | if (string[j] == '"') | |
1399 | break; | |
1400 | ||
1401 | seq[k++] = string[j]; | |
1402 | } | |
1403 | seq[k] = '\0'; | |
1404 | ||
1405 | /* Binding macro? */ | |
1406 | if (*funname == '\'' || *funname == '"') | |
1407 | { | |
1408 | j = strlen (funname); | |
1409 | ||
1410 | /* Remove the delimiting quotes from each end of FUNNAME. */ | |
1411 | if (j && funname[j - 1] == *funname) | |
1412 | funname[j - 1] = '\0'; | |
1413 | ||
1414 | rl_macro_bind (seq, &funname[1], _rl_keymap); | |
1415 | } | |
1416 | else | |
d3a24ed2 | 1417 | rl_bind_keyseq (seq, rl_named_function (funname)); |
726f6388 | 1418 | |
4ac1ff98 | 1419 | xfree (seq); |
726f6388 JA |
1420 | return 0; |
1421 | } | |
1422 | ||
1423 | /* Get the actual character we want to deal with. */ | |
1424 | kname = strrchr (string, '-'); | |
276cb932 | 1425 | if (kname == 0) |
726f6388 JA |
1426 | kname = string; |
1427 | else | |
1428 | kname++; | |
1429 | ||
1430 | key = glean_key_from_name (kname); | |
1431 | ||
1432 | /* Add in control and meta bits. */ | |
28ef6c31 | 1433 | if (substring_member_of_array (string, _rl_possible_control_prefixes)) |
ccc6cda3 | 1434 | key = CTRL (_rl_to_upper (key)); |
726f6388 | 1435 | |
28ef6c31 | 1436 | if (substring_member_of_array (string, _rl_possible_meta_prefixes)) |
726f6388 JA |
1437 | key = META (key); |
1438 | ||
1439 | /* Temporary. Handle old-style keyname with macro-binding. */ | |
1440 | if (*funname == '\'' || *funname == '"') | |
1441 | { | |
f73dda09 | 1442 | char useq[2]; |
726f6388 JA |
1443 | int fl = strlen (funname); |
1444 | ||
d166f048 | 1445 | useq[0] = key; useq[1] = '\0'; |
726f6388 JA |
1446 | if (fl && funname[fl - 1] == *funname) |
1447 | funname[fl - 1] = '\0'; | |
1448 | ||
d166f048 | 1449 | rl_macro_bind (useq, &funname[1], _rl_keymap); |
726f6388 JA |
1450 | } |
1451 | #if defined (PREFIX_META_HACK) | |
1452 | /* Ugly, but working hack to keep prefix-meta around. */ | |
ccc6cda3 | 1453 | else if (_rl_stricmp (funname, "prefix-meta") == 0) |
726f6388 JA |
1454 | { |
1455 | char seq[2]; | |
1456 | ||
1457 | seq[0] = key; | |
1458 | seq[1] = '\0'; | |
1459 | rl_generic_bind (ISKMAP, seq, (char *)emacs_meta_keymap, _rl_keymap); | |
1460 | } | |
1461 | #endif /* PREFIX_META_HACK */ | |
1462 | else | |
1463 | rl_bind_key (key, rl_named_function (funname)); | |
1464 | return 0; | |
1465 | } | |
1466 | ||
1467 | /* Simple structure for boolean readline variables (i.e., those that can | |
1468 | have one of two values; either "On" or 1 for truth, or "Off" or 0 for | |
1469 | false. */ | |
1470 | ||
bb70624e JA |
1471 | #define V_SPECIAL 0x1 |
1472 | ||
d3ad40de CR |
1473 | static const struct { |
1474 | const char * const name; | |
726f6388 | 1475 | int *value; |
bb70624e | 1476 | int flags; |
726f6388 | 1477 | } boolean_varlist [] = { |
453f278a | 1478 | { "bind-tty-special-chars", &_rl_bind_stty_chars, 0 }, |
bb70624e | 1479 | { "blink-matching-paren", &rl_blink_matching_paren, V_SPECIAL }, |
7117c2d2 | 1480 | { "byte-oriented", &rl_byte_oriented, 0 }, |
5a318736 CR |
1481 | #if defined (COLOR_SUPPORT) |
1482 | { "colored-stats", &_rl_colored_stats, 0 }, | |
1483 | #endif | |
bb70624e | 1484 | { "completion-ignore-case", &_rl_completion_case_fold, 0 }, |
6faad625 | 1485 | { "completion-map-case", &_rl_completion_case_map, 0 }, |
bb70624e JA |
1486 | { "convert-meta", &_rl_convert_meta_chars_to_ascii, 0 }, |
1487 | { "disable-completion", &rl_inhibit_completion, 0 }, | |
824dfe68 | 1488 | { "echo-control-characters", &_rl_echo_control_chars, 0 }, |
bb70624e | 1489 | { "enable-keypad", &_rl_enable_keypad, 0 }, |
08e72d7a | 1490 | { "enable-meta-key", &_rl_enable_meta, 0 }, |
bb70624e | 1491 | { "expand-tilde", &rl_complete_with_tilde_expansion, 0 }, |
f73dda09 | 1492 | { "history-preserve-point", &_rl_history_preserve_point, 0 }, |
bb70624e JA |
1493 | { "horizontal-scroll-mode", &_rl_horizontal_scroll_mode, 0 }, |
1494 | { "input-meta", &_rl_meta_flag, 0 }, | |
1495 | { "mark-directories", &_rl_complete_mark_directories, 0 }, | |
1496 | { "mark-modified-lines", &_rl_mark_modified_lines, 0 }, | |
7117c2d2 | 1497 | { "mark-symlinked-directories", &_rl_complete_mark_symlink_dirs, 0 }, |
f73dda09 | 1498 | { "match-hidden-files", &_rl_match_hidden_files, 0 }, |
d7c725b5 | 1499 | { "menu-complete-display-prefix", &_rl_menu_complete_prefix_first, 0 }, |
bb70624e JA |
1500 | { "meta-flag", &_rl_meta_flag, 0 }, |
1501 | { "output-meta", &_rl_output_meta_chars, 0 }, | |
7117c2d2 | 1502 | { "page-completions", &_rl_page_completions, 0 }, |
bb70624e JA |
1503 | { "prefer-visible-bell", &_rl_prefer_visible_bell, V_SPECIAL }, |
1504 | { "print-completions-horizontally", &_rl_print_completions_horizontally, 0 }, | |
f13513ff | 1505 | { "revert-all-at-newline", &_rl_revert_all_at_newline, 0 }, |
bb70624e | 1506 | { "show-all-if-ambiguous", &_rl_complete_show_all, 0 }, |
d3a24ed2 | 1507 | { "show-all-if-unmodified", &_rl_complete_show_unmodified, 0 }, |
a7ad477f | 1508 | { "show-mode-in-prompt", &_rl_show_mode_in_prompt, 0 }, |
8f714a7c | 1509 | { "skip-completed-text", &_rl_skip_completed_text, 0 }, |
726f6388 | 1510 | #if defined (VISIBLE_STATS) |
bb70624e | 1511 | { "visible-stats", &rl_visible_stats, 0 }, |
726f6388 | 1512 | #endif /* VISIBLE_STATS */ |
e3af9370 | 1513 | { (char *)NULL, (int *)NULL, 0 } |
726f6388 JA |
1514 | }; |
1515 | ||
bb70624e JA |
1516 | static int |
1517 | find_boolean_var (name) | |
7117c2d2 | 1518 | const char *name; |
bb70624e JA |
1519 | { |
1520 | register int i; | |
1521 | ||
1522 | for (i = 0; boolean_varlist[i].name; i++) | |
1523 | if (_rl_stricmp (name, boolean_varlist[i].name) == 0) | |
1524 | return i; | |
1525 | return -1; | |
1526 | } | |
1527 | ||
1528 | /* Hooks for handling special boolean variables, where a | |
1529 | function needs to be called or another variable needs | |
1530 | to be changed when they're changed. */ | |
1531 | static void | |
1532 | hack_special_boolean_var (i) | |
1533 | int i; | |
1534 | { | |
28ef6c31 | 1535 | const char *name; |
bb70624e JA |
1536 | |
1537 | name = boolean_varlist[i].name; | |
1538 | ||
1539 | if (_rl_stricmp (name, "blink-matching-paren") == 0) | |
1540 | _rl_enable_paren_matching (rl_blink_matching_paren); | |
1541 | else if (_rl_stricmp (name, "prefer-visible-bell") == 0) | |
1542 | { | |
1543 | if (_rl_prefer_visible_bell) | |
1544 | _rl_bell_preference = VISIBLE_BELL; | |
1545 | else | |
1546 | _rl_bell_preference = AUDIBLE_BELL; | |
1547 | } | |
a7ad477f CR |
1548 | else if (_rl_stricmp (name, "show-mode-in-prompt") == 0) |
1549 | _rl_reset_prompt (); | |
bb70624e JA |
1550 | } |
1551 | ||
f73dda09 | 1552 | typedef int _rl_sv_func_t PARAMS((const char *)); |
28ef6c31 | 1553 | |
bb70624e JA |
1554 | /* These *must* correspond to the array indices for the appropriate |
1555 | string variable. (Though they're not used right now.) */ | |
1556 | #define V_BELLSTYLE 0 | |
1557 | #define V_COMBEGIN 1 | |
1558 | #define V_EDITMODE 2 | |
1559 | #define V_ISRCHTERM 3 | |
1560 | #define V_KEYMAP 4 | |
1561 | ||
1562 | #define V_STRING 1 | |
1563 | #define V_INT 2 | |
1564 | ||
1565 | /* Forward declarations */ | |
f73dda09 JA |
1566 | static int sv_bell_style PARAMS((const char *)); |
1567 | static int sv_combegin PARAMS((const char *)); | |
f13513ff | 1568 | static int sv_dispprefix PARAMS((const char *)); |
f73dda09 | 1569 | static int sv_compquery PARAMS((const char *)); |
e502b4e0 | 1570 | static int sv_compwidth PARAMS((const char *)); |
f73dda09 | 1571 | static int sv_editmode PARAMS((const char *)); |
f13513ff | 1572 | static int sv_histsize PARAMS((const char *)); |
f73dda09 JA |
1573 | static int sv_isrchterm PARAMS((const char *)); |
1574 | static int sv_keymap PARAMS((const char *)); | |
abe2eb5b | 1575 | static int sv_seqtimeout PARAMS((const char *)); |
bb70624e | 1576 | |
d3ad40de CR |
1577 | static const struct { |
1578 | const char * const name; | |
bb70624e | 1579 | int flags; |
28ef6c31 | 1580 | _rl_sv_func_t *set_func; |
bb70624e JA |
1581 | } string_varlist[] = { |
1582 | { "bell-style", V_STRING, sv_bell_style }, | |
1583 | { "comment-begin", V_STRING, sv_combegin }, | |
e502b4e0 | 1584 | { "completion-display-width", V_INT, sv_compwidth }, |
f13513ff | 1585 | { "completion-prefix-display-length", V_INT, sv_dispprefix }, |
bb70624e JA |
1586 | { "completion-query-items", V_INT, sv_compquery }, |
1587 | { "editing-mode", V_STRING, sv_editmode }, | |
1d0e1a34 | 1588 | { "history-size", V_INT, sv_histsize }, |
bb70624e JA |
1589 | { "isearch-terminators", V_STRING, sv_isrchterm }, |
1590 | { "keymap", V_STRING, sv_keymap }, | |
abe2eb5b | 1591 | { "keyseq-timeout", V_INT, sv_seqtimeout }, |
e3af9370 | 1592 | { (char *)NULL, 0, (_rl_sv_func_t *)0 } |
bb70624e JA |
1593 | }; |
1594 | ||
1595 | static int | |
1596 | find_string_var (name) | |
7117c2d2 | 1597 | const char *name; |
bb70624e JA |
1598 | { |
1599 | register int i; | |
1600 | ||
1601 | for (i = 0; string_varlist[i].name; i++) | |
1602 | if (_rl_stricmp (name, string_varlist[i].name) == 0) | |
1603 | return i; | |
1604 | return -1; | |
1605 | } | |
1606 | ||
1607 | /* A boolean value that can appear in a `set variable' command is true if | |
1608 | the value is null or empty, `on' (case-insenstive), or "1". Any other | |
1609 | values result in 0 (false). */ | |
1610 | static int | |
1611 | bool_to_int (value) | |
a82a04b3 | 1612 | const char *value; |
bb70624e JA |
1613 | { |
1614 | return (value == 0 || *value == '\0' || | |
1615 | (_rl_stricmp (value, "on") == 0) || | |
1616 | (value[0] == '1' && value[1] == '\0')); | |
1617 | } | |
1618 | ||
1c72c0cd CR |
1619 | char * |
1620 | rl_variable_value (name) | |
1621 | const char *name; | |
1622 | { | |
1623 | register int i; | |
1c72c0cd CR |
1624 | |
1625 | /* Check for simple variables first. */ | |
1626 | i = find_boolean_var (name); | |
1627 | if (i >= 0) | |
1628 | return (*boolean_varlist[i].value ? "on" : "off"); | |
1629 | ||
1630 | i = find_string_var (name); | |
1631 | if (i >= 0) | |
1632 | return (_rl_get_string_variable_value (string_varlist[i].name)); | |
1633 | ||
1634 | /* Unknown variable names return NULL. */ | |
1635 | return 0; | |
1636 | } | |
1637 | ||
ccc6cda3 | 1638 | int |
726f6388 | 1639 | rl_variable_bind (name, value) |
28ef6c31 | 1640 | const char *name, *value; |
726f6388 JA |
1641 | { |
1642 | register int i; | |
bb70624e | 1643 | int v; |
726f6388 JA |
1644 | |
1645 | /* Check for simple variables first. */ | |
bb70624e JA |
1646 | i = find_boolean_var (name); |
1647 | if (i >= 0) | |
726f6388 | 1648 | { |
bb70624e JA |
1649 | *boolean_varlist[i].value = bool_to_int (value); |
1650 | if (boolean_varlist[i].flags & V_SPECIAL) | |
1651 | hack_special_boolean_var (i); | |
1652 | return 0; | |
726f6388 JA |
1653 | } |
1654 | ||
bb70624e | 1655 | i = find_string_var (name); |
726f6388 | 1656 | |
bb70624e JA |
1657 | /* For the time being, unknown variable names or string names without a |
1658 | handler function are simply ignored. */ | |
1659 | if (i < 0 || string_varlist[i].set_func == 0) | |
1660 | return 0; | |
1661 | ||
1662 | v = (*string_varlist[i].set_func) (value); | |
1663 | return v; | |
1664 | } | |
1665 | ||
1666 | static int | |
1667 | sv_editmode (value) | |
28ef6c31 | 1668 | const char *value; |
bb70624e JA |
1669 | { |
1670 | if (_rl_strnicmp (value, "vi", 2) == 0) | |
726f6388 | 1671 | { |
726f6388 | 1672 | #if defined (VI_MODE) |
bb70624e JA |
1673 | _rl_keymap = vi_insertion_keymap; |
1674 | rl_editing_mode = vi_mode; | |
726f6388 | 1675 | #endif /* VI_MODE */ |
bb70624e | 1676 | return 0; |
726f6388 | 1677 | } |
bb70624e | 1678 | else if (_rl_strnicmp (value, "emacs", 5) == 0) |
726f6388 | 1679 | { |
bb70624e JA |
1680 | _rl_keymap = emacs_standard_keymap; |
1681 | rl_editing_mode = emacs_mode; | |
1682 | return 0; | |
726f6388 | 1683 | } |
bb70624e JA |
1684 | return 1; |
1685 | } | |
1686 | ||
1687 | static int | |
1688 | sv_combegin (value) | |
28ef6c31 | 1689 | const char *value; |
bb70624e JA |
1690 | { |
1691 | if (value && *value) | |
726f6388 | 1692 | { |
bb70624e JA |
1693 | FREE (_rl_comment_begin); |
1694 | _rl_comment_begin = savestring (value); | |
1695 | return 0; | |
726f6388 | 1696 | } |
bb70624e JA |
1697 | return 1; |
1698 | } | |
1699 | ||
f13513ff CR |
1700 | static int |
1701 | sv_dispprefix (value) | |
1702 | const char *value; | |
1703 | { | |
1704 | int nval = 0; | |
1705 | ||
1706 | if (value && *value) | |
1707 | { | |
1708 | nval = atoi (value); | |
1709 | if (nval < 0) | |
1710 | nval = 0; | |
1711 | } | |
1712 | _rl_completion_prefix_display_length = nval; | |
1713 | return 0; | |
1714 | } | |
1715 | ||
bb70624e JA |
1716 | static int |
1717 | sv_compquery (value) | |
28ef6c31 | 1718 | const char *value; |
bb70624e JA |
1719 | { |
1720 | int nval = 100; | |
1721 | ||
1722 | if (value && *value) | |
726f6388 | 1723 | { |
bb70624e JA |
1724 | nval = atoi (value); |
1725 | if (nval < 0) | |
1726 | nval = 0; | |
726f6388 | 1727 | } |
bb70624e JA |
1728 | rl_completion_query_items = nval; |
1729 | return 0; | |
1730 | } | |
1731 | ||
e502b4e0 CR |
1732 | static int |
1733 | sv_compwidth (value) | |
1734 | const char *value; | |
1735 | { | |
1736 | int nval = -1; | |
1737 | ||
1738 | if (value && *value) | |
1739 | nval = atoi (value); | |
1740 | ||
1741 | _rl_completion_columns = nval; | |
1742 | return 0; | |
1743 | } | |
1744 | ||
f13513ff CR |
1745 | static int |
1746 | sv_histsize (value) | |
1747 | const char *value; | |
1748 | { | |
abe2eb5b | 1749 | int nval; |
f13513ff | 1750 | |
abe2eb5b | 1751 | nval = 500; |
f13513ff CR |
1752 | if (value && *value) |
1753 | { | |
1754 | nval = atoi (value); | |
1755 | if (nval < 0) | |
0500de0b CR |
1756 | { |
1757 | unstifle_history (); | |
1758 | return 0; | |
1759 | } | |
f13513ff CR |
1760 | } |
1761 | stifle_history (nval); | |
1762 | return 0; | |
1763 | } | |
1764 | ||
bb70624e JA |
1765 | static int |
1766 | sv_keymap (value) | |
28ef6c31 | 1767 | const char *value; |
bb70624e JA |
1768 | { |
1769 | Keymap kmap; | |
1770 | ||
1771 | kmap = rl_get_keymap_by_name (value); | |
1772 | if (kmap) | |
726f6388 | 1773 | { |
bb70624e JA |
1774 | rl_set_keymap (kmap); |
1775 | return 0; | |
726f6388 | 1776 | } |
bb70624e JA |
1777 | return 1; |
1778 | } | |
1779 | ||
abe2eb5b CR |
1780 | static int |
1781 | sv_seqtimeout (value) | |
1782 | const char *value; | |
1783 | { | |
1784 | int nval; | |
1785 | ||
1786 | nval = 0; | |
1787 | if (value && *value) | |
1788 | { | |
1789 | nval = atoi (value); | |
1790 | if (nval < 0) | |
1791 | nval = 0; | |
1792 | } | |
1793 | _rl_keyseq_timeout = nval; | |
1794 | return 0; | |
1795 | } | |
1796 | ||
bb70624e JA |
1797 | static int |
1798 | sv_bell_style (value) | |
28ef6c31 | 1799 | const char *value; |
bb70624e JA |
1800 | { |
1801 | if (value == 0 || *value == '\0') | |
f73dda09 | 1802 | _rl_bell_preference = AUDIBLE_BELL; |
bb70624e | 1803 | else if (_rl_stricmp (value, "none") == 0 || _rl_stricmp (value, "off") == 0) |
f73dda09 | 1804 | _rl_bell_preference = NO_BELL; |
bb70624e | 1805 | else if (_rl_stricmp (value, "audible") == 0 || _rl_stricmp (value, "on") == 0) |
f73dda09 | 1806 | _rl_bell_preference = AUDIBLE_BELL; |
bb70624e | 1807 | else if (_rl_stricmp (value, "visible") == 0) |
f73dda09 | 1808 | _rl_bell_preference = VISIBLE_BELL; |
bb70624e JA |
1809 | else |
1810 | return 1; | |
f73dda09 | 1811 | return 0; |
bb70624e | 1812 | } |
bb70624e JA |
1813 | |
1814 | static int | |
1815 | sv_isrchterm (value) | |
28ef6c31 | 1816 | const char *value; |
bb70624e JA |
1817 | { |
1818 | int beg, end, delim; | |
1819 | char *v; | |
1820 | ||
1821 | if (value == 0) | |
1822 | return 1; | |
1823 | ||
1824 | /* Isolate the value and translate it into a character string. */ | |
1825 | v = savestring (value); | |
1826 | FREE (_rl_isearch_terminators); | |
1827 | if (v[0] == '"' || v[0] == '\'') | |
726f6388 | 1828 | { |
bb70624e JA |
1829 | delim = v[0]; |
1830 | for (beg = end = 1; v[end] && v[end] != delim; end++) | |
1831 | ; | |
726f6388 | 1832 | } |
bb70624e | 1833 | else |
b72432fd | 1834 | { |
bb70624e JA |
1835 | for (beg = end = 0; whitespace (v[end]) == 0; end++) |
1836 | ; | |
1837 | } | |
726f6388 | 1838 | |
bb70624e | 1839 | v[end] = '\0'; |
b72432fd | 1840 | |
bb70624e | 1841 | /* The value starts at v + beg. Translate it into a character string. */ |
f73dda09 | 1842 | _rl_isearch_terminators = (char *)xmalloc (2 * strlen (v) + 1); |
bb70624e JA |
1843 | rl_translate_keyseq (v + beg, _rl_isearch_terminators, &end); |
1844 | _rl_isearch_terminators[end] = '\0'; | |
1845 | ||
4ac1ff98 | 1846 | xfree (v); |
726f6388 JA |
1847 | return 0; |
1848 | } | |
bb70624e | 1849 | |
726f6388 JA |
1850 | /* Return the character which matches NAME. |
1851 | For example, `Space' returns ' '. */ | |
1852 | ||
1853 | typedef struct { | |
d3ad40de | 1854 | const char * const name; |
726f6388 JA |
1855 | int value; |
1856 | } assoc_list; | |
1857 | ||
d3ad40de | 1858 | static const assoc_list name_key_alist[] = { |
726f6388 JA |
1859 | { "DEL", 0x7f }, |
1860 | { "ESC", '\033' }, | |
1861 | { "Escape", '\033' }, | |
1862 | { "LFD", '\n' }, | |
1863 | { "Newline", '\n' }, | |
1864 | { "RET", '\r' }, | |
1865 | { "Return", '\r' }, | |
1866 | { "Rubout", 0x7f }, | |
1867 | { "SPC", ' ' }, | |
1868 | { "Space", ' ' }, | |
1869 | { "Tab", 0x09 }, | |
1870 | { (char *)0x0, 0 } | |
1871 | }; | |
1872 | ||
1873 | static int | |
1874 | glean_key_from_name (name) | |
1875 | char *name; | |
1876 | { | |
1877 | register int i; | |
1878 | ||
1879 | for (i = 0; name_key_alist[i].name; i++) | |
ccc6cda3 | 1880 | if (_rl_stricmp (name, name_key_alist[i].name) == 0) |
726f6388 JA |
1881 | return (name_key_alist[i].value); |
1882 | ||
1883 | return (*(unsigned char *)name); /* XXX was return (*name) */ | |
1884 | } | |
1885 | ||
1886 | /* Auxiliary functions to manage keymaps. */ | |
d3ad40de CR |
1887 | static const struct { |
1888 | const char * const name; | |
726f6388 JA |
1889 | Keymap map; |
1890 | } keymap_names[] = { | |
1891 | { "emacs", emacs_standard_keymap }, | |
1892 | { "emacs-standard", emacs_standard_keymap }, | |
1893 | { "emacs-meta", emacs_meta_keymap }, | |
1894 | { "emacs-ctlx", emacs_ctlx_keymap }, | |
1895 | #if defined (VI_MODE) | |
1896 | { "vi", vi_movement_keymap }, | |
1897 | { "vi-move", vi_movement_keymap }, | |
1898 | { "vi-command", vi_movement_keymap }, | |
1899 | { "vi-insert", vi_insertion_keymap }, | |
1900 | #endif /* VI_MODE */ | |
1901 | { (char *)0x0, (Keymap)0x0 } | |
1902 | }; | |
1903 | ||
1904 | Keymap | |
1905 | rl_get_keymap_by_name (name) | |
28ef6c31 | 1906 | const char *name; |
726f6388 JA |
1907 | { |
1908 | register int i; | |
1909 | ||
1910 | for (i = 0; keymap_names[i].name; i++) | |
28ef6c31 | 1911 | if (_rl_stricmp (name, keymap_names[i].name) == 0) |
726f6388 JA |
1912 | return (keymap_names[i].map); |
1913 | return ((Keymap) NULL); | |
1914 | } | |
1915 | ||
ccc6cda3 JA |
1916 | char * |
1917 | rl_get_keymap_name (map) | |
1918 | Keymap map; | |
1919 | { | |
1920 | register int i; | |
1921 | for (i = 0; keymap_names[i].name; i++) | |
1922 | if (map == keymap_names[i].map) | |
28ef6c31 | 1923 | return ((char *)keymap_names[i].name); |
ccc6cda3 JA |
1924 | return ((char *)NULL); |
1925 | } | |
1926 | ||
726f6388 JA |
1927 | void |
1928 | rl_set_keymap (map) | |
1929 | Keymap map; | |
1930 | { | |
1931 | if (map) | |
1932 | _rl_keymap = map; | |
1933 | } | |
1934 | ||
1935 | Keymap | |
1936 | rl_get_keymap () | |
1937 | { | |
1938 | return (_rl_keymap); | |
1939 | } | |
1940 | ||
1941 | void | |
1942 | rl_set_keymap_from_edit_mode () | |
1943 | { | |
1944 | if (rl_editing_mode == emacs_mode) | |
1945 | _rl_keymap = emacs_standard_keymap; | |
1946 | #if defined (VI_MODE) | |
1947 | else if (rl_editing_mode == vi_mode) | |
1948 | _rl_keymap = vi_insertion_keymap; | |
1949 | #endif /* VI_MODE */ | |
1950 | } | |
ccc6cda3 JA |
1951 | |
1952 | char * | |
1953 | rl_get_keymap_name_from_edit_mode () | |
1954 | { | |
1955 | if (rl_editing_mode == emacs_mode) | |
1956 | return "emacs"; | |
1957 | #if defined (VI_MODE) | |
1958 | else if (rl_editing_mode == vi_mode) | |
1959 | return "vi"; | |
1960 | #endif /* VI_MODE */ | |
1961 | else | |
1962 | return "none"; | |
1963 | } | |
1964 | ||
726f6388 JA |
1965 | /* **************************************************************** */ |
1966 | /* */ | |
1967 | /* Key Binding and Function Information */ | |
1968 | /* */ | |
1969 | /* **************************************************************** */ | |
1970 | ||
1971 | /* Each of the following functions produces information about the | |
1972 | state of keybindings and functions known to Readline. The info | |
1973 | is always printed to rl_outstream, and in such a way that it can | |
d3a24ed2 | 1974 | be read back in (i.e., passed to rl_parse_and_bind ()). */ |
726f6388 JA |
1975 | |
1976 | /* Print the names of functions known to Readline. */ | |
1977 | void | |
ccc6cda3 | 1978 | rl_list_funmap_names () |
726f6388 JA |
1979 | { |
1980 | register int i; | |
28ef6c31 | 1981 | const char **funmap_names; |
726f6388 JA |
1982 | |
1983 | funmap_names = rl_funmap_names (); | |
1984 | ||
1985 | if (!funmap_names) | |
1986 | return; | |
1987 | ||
1988 | for (i = 0; funmap_names[i]; i++) | |
1989 | fprintf (rl_outstream, "%s\n", funmap_names[i]); | |
1990 | ||
4ac1ff98 | 1991 | xfree (funmap_names); |
726f6388 JA |
1992 | } |
1993 | ||
ccc6cda3 JA |
1994 | static char * |
1995 | _rl_get_keyname (key) | |
1996 | int key; | |
1997 | { | |
1998 | char *keyname; | |
b72432fd | 1999 | int i, c; |
ccc6cda3 JA |
2000 | |
2001 | keyname = (char *)xmalloc (8); | |
2002 | ||
2003 | c = key; | |
2004 | /* Since this is going to be used to write out keysequence-function | |
2005 | pairs for possible inclusion in an inputrc file, we don't want to | |
2006 | do any special meta processing on KEY. */ | |
2007 | ||
7117c2d2 JA |
2008 | #if 1 |
2009 | /* XXX - Experimental */ | |
ccc6cda3 JA |
2010 | /* We might want to do this, but the old version of the code did not. */ |
2011 | ||
2012 | /* If this is an escape character, we don't want to do any more processing. | |
2013 | Just add the special ESC key sequence and return. */ | |
2014 | if (c == ESC) | |
2015 | { | |
7117c2d2 JA |
2016 | keyname[0] = '\\'; |
2017 | keyname[1] = 'e'; | |
2018 | keyname[2] = '\0'; | |
2019 | return keyname; | |
ccc6cda3 JA |
2020 | } |
2021 | #endif | |
2022 | ||
2023 | /* RUBOUT is translated directly into \C-? */ | |
2024 | if (key == RUBOUT) | |
2025 | { | |
2026 | keyname[0] = '\\'; | |
2027 | keyname[1] = 'C'; | |
2028 | keyname[2] = '-'; | |
2029 | keyname[3] = '?'; | |
2030 | keyname[4] = '\0'; | |
2031 | return keyname; | |
2032 | } | |
2033 | ||
2034 | i = 0; | |
2035 | /* Now add special prefixes needed for control characters. This can | |
2036 | potentially change C. */ | |
2037 | if (CTRL_CHAR (c)) | |
2038 | { | |
2039 | keyname[i++] = '\\'; | |
2040 | keyname[i++] = 'C'; | |
2041 | keyname[i++] = '-'; | |
2042 | c = _rl_to_lower (UNCTRL (c)); | |
2043 | } | |
2044 | ||
cce855bc JA |
2045 | /* XXX experimental code. Turn the characters that are not ASCII or |
2046 | ISO Latin 1 (128 - 159) into octal escape sequences (\200 - \237). | |
2047 | This changes C. */ | |
2048 | if (c >= 128 && c <= 159) | |
2049 | { | |
2050 | keyname[i++] = '\\'; | |
2051 | keyname[i++] = '2'; | |
2052 | c -= 128; | |
2053 | keyname[i++] = (c / 8) + '0'; | |
2054 | c = (c % 8) + '0'; | |
2055 | } | |
2056 | ||
ccc6cda3 JA |
2057 | /* Now, if the character needs to be quoted with a backslash, do that. */ |
2058 | if (c == '\\' || c == '"') | |
2059 | keyname[i++] = '\\'; | |
2060 | ||
2061 | /* Now add the key, terminate the string, and return it. */ | |
2062 | keyname[i++] = (char) c; | |
2063 | keyname[i] = '\0'; | |
2064 | ||
2065 | return keyname; | |
2066 | } | |
2067 | ||
726f6388 JA |
2068 | /* Return a NULL terminated array of strings which represent the key |
2069 | sequences that are used to invoke FUNCTION in MAP. */ | |
2070 | char ** | |
2071 | rl_invoking_keyseqs_in_map (function, map) | |
28ef6c31 | 2072 | rl_command_func_t *function; |
726f6388 JA |
2073 | Keymap map; |
2074 | { | |
2075 | register int key; | |
2076 | char **result; | |
2077 | int result_index, result_size; | |
2078 | ||
2079 | result = (char **)NULL; | |
2080 | result_index = result_size = 0; | |
2081 | ||
ccc6cda3 | 2082 | for (key = 0; key < KEYMAP_SIZE; key++) |
726f6388 JA |
2083 | { |
2084 | switch (map[key].type) | |
2085 | { | |
2086 | case ISMACR: | |
2087 | /* Macros match, if, and only if, the pointers are identical. | |
2088 | Thus, they are treated exactly like functions in here. */ | |
2089 | case ISFUNC: | |
2090 | /* If the function in the keymap is the one we are looking for, | |
2091 | then add the current KEY to the list of invoking keys. */ | |
2092 | if (map[key].function == function) | |
2093 | { | |
ccc6cda3 | 2094 | char *keyname; |
726f6388 | 2095 | |
ccc6cda3 | 2096 | keyname = _rl_get_keyname (key); |
726f6388 JA |
2097 | |
2098 | if (result_index + 2 > result_size) | |
ccc6cda3 JA |
2099 | { |
2100 | result_size += 10; | |
f73dda09 | 2101 | result = (char **)xrealloc (result, result_size * sizeof (char *)); |
ccc6cda3 | 2102 | } |
726f6388 JA |
2103 | |
2104 | result[result_index++] = keyname; | |
2105 | result[result_index] = (char *)NULL; | |
2106 | } | |
2107 | break; | |
2108 | ||
2109 | case ISKMAP: | |
2110 | { | |
ccc6cda3 JA |
2111 | char **seqs; |
2112 | register int i; | |
726f6388 JA |
2113 | |
2114 | /* Find the list of keyseqs in this map which have FUNCTION as | |
2115 | their target. Add the key sequences found to RESULT. */ | |
2116 | if (map[key].function) | |
2117 | seqs = | |
2118 | rl_invoking_keyseqs_in_map (function, FUNCTION_TO_KEYMAP (map, key)); | |
ccc6cda3 JA |
2119 | else |
2120 | break; | |
2121 | ||
2122 | if (seqs == 0) | |
2123 | break; | |
726f6388 | 2124 | |
ccc6cda3 | 2125 | for (i = 0; seqs[i]; i++) |
726f6388 | 2126 | { |
ccc6cda3 JA |
2127 | char *keyname = (char *)xmalloc (6 + strlen (seqs[i])); |
2128 | ||
2129 | if (key == ESC) | |
b317c077 CR |
2130 | { |
2131 | /* If ESC is the meta prefix and we're converting chars | |
2132 | with the eighth bit set to ESC-prefixed sequences, then | |
2133 | we can use \M-. Otherwise we need to use the sequence | |
2134 | for ESC. */ | |
2135 | if (_rl_convert_meta_chars_to_ascii && map[ESC].type == ISKMAP) | |
2136 | sprintf (keyname, "\\M-"); | |
2137 | else | |
2138 | sprintf (keyname, "\\e"); | |
2139 | } | |
ccc6cda3 JA |
2140 | else if (CTRL_CHAR (key)) |
2141 | sprintf (keyname, "\\C-%c", _rl_to_lower (UNCTRL (key))); | |
2142 | else if (key == RUBOUT) | |
2143 | sprintf (keyname, "\\C-?"); | |
2144 | else if (key == '\\' || key == '"') | |
2145 | { | |
2146 | keyname[0] = '\\'; | |
2147 | keyname[1] = (char) key; | |
2148 | keyname[2] = '\0'; | |
2149 | } | |
2150 | else | |
2151 | { | |
2152 | keyname[0] = (char) key; | |
2153 | keyname[1] = '\0'; | |
2154 | } | |
2155 | ||
2156 | strcat (keyname, seqs[i]); | |
4ac1ff98 | 2157 | xfree (seqs[i]); |
726f6388 | 2158 | |
ccc6cda3 | 2159 | if (result_index + 2 > result_size) |
726f6388 | 2160 | { |
ccc6cda3 | 2161 | result_size += 10; |
f73dda09 | 2162 | result = (char **)xrealloc (result, result_size * sizeof (char *)); |
726f6388 JA |
2163 | } |
2164 | ||
ccc6cda3 JA |
2165 | result[result_index++] = keyname; |
2166 | result[result_index] = (char *)NULL; | |
726f6388 | 2167 | } |
ccc6cda3 | 2168 | |
4ac1ff98 | 2169 | xfree (seqs); |
726f6388 JA |
2170 | } |
2171 | break; | |
2172 | } | |
2173 | } | |
2174 | return (result); | |
2175 | } | |
2176 | ||
2177 | /* Return a NULL terminated array of strings which represent the key | |
2178 | sequences that can be used to invoke FUNCTION using the current keymap. */ | |
2179 | char ** | |
2180 | rl_invoking_keyseqs (function) | |
28ef6c31 | 2181 | rl_command_func_t *function; |
726f6388 JA |
2182 | { |
2183 | return (rl_invoking_keyseqs_in_map (function, _rl_keymap)); | |
2184 | } | |
2185 | ||
726f6388 JA |
2186 | /* Print all of the functions and their bindings to rl_outstream. If |
2187 | PRINT_READABLY is non-zero, then print the output in such a way | |
2188 | that it can be read back in. */ | |
2189 | void | |
2190 | rl_function_dumper (print_readably) | |
2191 | int print_readably; | |
2192 | { | |
2193 | register int i; | |
28ef6c31 JA |
2194 | const char **names; |
2195 | const char *name; | |
726f6388 JA |
2196 | |
2197 | names = rl_funmap_names (); | |
2198 | ||
2199 | fprintf (rl_outstream, "\n"); | |
2200 | ||
2201 | for (i = 0; name = names[i]; i++) | |
2202 | { | |
28ef6c31 | 2203 | rl_command_func_t *function; |
726f6388 JA |
2204 | char **invokers; |
2205 | ||
2206 | function = rl_named_function (name); | |
2207 | invokers = rl_invoking_keyseqs_in_map (function, _rl_keymap); | |
2208 | ||
2209 | if (print_readably) | |
2210 | { | |
2211 | if (!invokers) | |
2212 | fprintf (rl_outstream, "# %s (not bound)\n", name); | |
2213 | else | |
2214 | { | |
2215 | register int j; | |
2216 | ||
2217 | for (j = 0; invokers[j]; j++) | |
2218 | { | |
2219 | fprintf (rl_outstream, "\"%s\": %s\n", | |
2220 | invokers[j], name); | |
4ac1ff98 | 2221 | xfree (invokers[j]); |
726f6388 JA |
2222 | } |
2223 | ||
4ac1ff98 | 2224 | xfree (invokers); |
726f6388 JA |
2225 | } |
2226 | } | |
2227 | else | |
2228 | { | |
2229 | if (!invokers) | |
2230 | fprintf (rl_outstream, "%s is not bound to any keys\n", | |
2231 | name); | |
2232 | else | |
2233 | { | |
2234 | register int j; | |
2235 | ||
2236 | fprintf (rl_outstream, "%s can be found on ", name); | |
2237 | ||
2238 | for (j = 0; invokers[j] && j < 5; j++) | |
2239 | { | |
2240 | fprintf (rl_outstream, "\"%s\"%s", invokers[j], | |
2241 | invokers[j + 1] ? ", " : ".\n"); | |
2242 | } | |
2243 | ||
2244 | if (j == 5 && invokers[j]) | |
2245 | fprintf (rl_outstream, "...\n"); | |
2246 | ||
2247 | for (j = 0; invokers[j]; j++) | |
4ac1ff98 | 2248 | xfree (invokers[j]); |
726f6388 | 2249 | |
4ac1ff98 | 2250 | xfree (invokers); |
726f6388 JA |
2251 | } |
2252 | } | |
2253 | } | |
40647963 CR |
2254 | |
2255 | xfree (names); | |
726f6388 JA |
2256 | } |
2257 | ||
ccc6cda3 JA |
2258 | /* Print all of the current functions and their bindings to |
2259 | rl_outstream. If an explicit argument is given, then print | |
2260 | the output in such a way that it can be read back in. */ | |
2261 | int | |
2262 | rl_dump_functions (count, key) | |
2263 | int count, key; | |
2264 | { | |
d166f048 JA |
2265 | if (rl_dispatching) |
2266 | fprintf (rl_outstream, "\r\n"); | |
ccc6cda3 JA |
2267 | rl_function_dumper (rl_explicit_arg); |
2268 | rl_on_new_line (); | |
2269 | return (0); | |
2270 | } | |
2271 | ||
2272 | static void | |
2273 | _rl_macro_dumper_internal (print_readably, map, prefix) | |
2274 | int print_readably; | |
2275 | Keymap map; | |
2276 | char *prefix; | |
2277 | { | |
2278 | register int key; | |
2279 | char *keyname, *out; | |
2280 | int prefix_len; | |
2281 | ||
2282 | for (key = 0; key < KEYMAP_SIZE; key++) | |
2283 | { | |
2284 | switch (map[key].type) | |
2285 | { | |
2286 | case ISMACR: | |
2287 | keyname = _rl_get_keyname (key); | |
ba4ab055 | 2288 | out = _rl_untranslate_macro_value ((char *)map[key].function, 0); |
7117c2d2 | 2289 | |
ccc6cda3 JA |
2290 | if (print_readably) |
2291 | fprintf (rl_outstream, "\"%s%s\": \"%s\"\n", prefix ? prefix : "", | |
2292 | keyname, | |
2293 | out ? out : ""); | |
2294 | else | |
2295 | fprintf (rl_outstream, "%s%s outputs %s\n", prefix ? prefix : "", | |
2296 | keyname, | |
2297 | out ? out : ""); | |
4ac1ff98 CR |
2298 | xfree (keyname); |
2299 | xfree (out); | |
ccc6cda3 JA |
2300 | break; |
2301 | case ISFUNC: | |
2302 | break; | |
2303 | case ISKMAP: | |
2304 | prefix_len = prefix ? strlen (prefix) : 0; | |
2305 | if (key == ESC) | |
2306 | { | |
f73dda09 | 2307 | keyname = (char *)xmalloc (3 + prefix_len); |
ccc6cda3 JA |
2308 | if (prefix) |
2309 | strcpy (keyname, prefix); | |
2310 | keyname[prefix_len] = '\\'; | |
2311 | keyname[prefix_len + 1] = 'e'; | |
2312 | keyname[prefix_len + 2] = '\0'; | |
2313 | } | |
2314 | else | |
2315 | { | |
2316 | keyname = _rl_get_keyname (key); | |
2317 | if (prefix) | |
2318 | { | |
f73dda09 | 2319 | out = (char *)xmalloc (strlen (keyname) + prefix_len + 1); |
ccc6cda3 JA |
2320 | strcpy (out, prefix); |
2321 | strcpy (out + prefix_len, keyname); | |
4ac1ff98 | 2322 | xfree (keyname); |
ccc6cda3 JA |
2323 | keyname = out; |
2324 | } | |
2325 | } | |
2326 | ||
2327 | _rl_macro_dumper_internal (print_readably, FUNCTION_TO_KEYMAP (map, key), keyname); | |
4ac1ff98 | 2328 | xfree (keyname); |
ccc6cda3 JA |
2329 | break; |
2330 | } | |
2331 | } | |
2332 | } | |
2333 | ||
2334 | void | |
2335 | rl_macro_dumper (print_readably) | |
2336 | int print_readably; | |
2337 | { | |
2338 | _rl_macro_dumper_internal (print_readably, _rl_keymap, (char *)NULL); | |
2339 | } | |
2340 | ||
2341 | int | |
2342 | rl_dump_macros (count, key) | |
2343 | int count, key; | |
2344 | { | |
d166f048 JA |
2345 | if (rl_dispatching) |
2346 | fprintf (rl_outstream, "\r\n"); | |
ccc6cda3 JA |
2347 | rl_macro_dumper (rl_explicit_arg); |
2348 | rl_on_new_line (); | |
2349 | return (0); | |
2350 | } | |
2351 | ||
1c72c0cd CR |
2352 | static char * |
2353 | _rl_get_string_variable_value (name) | |
2354 | const char *name; | |
2355 | { | |
2356 | static char numbuf[32]; | |
2357 | char *ret; | |
1c72c0cd CR |
2358 | |
2359 | if (_rl_stricmp (name, "bell-style") == 0) | |
2360 | { | |
2361 | switch (_rl_bell_preference) | |
2362 | { | |
2363 | case NO_BELL: | |
2364 | return "none"; | |
2365 | case VISIBLE_BELL: | |
2366 | return "visible"; | |
2367 | case AUDIBLE_BELL: | |
2368 | default: | |
2369 | return "audible"; | |
2370 | } | |
2371 | } | |
2372 | else if (_rl_stricmp (name, "comment-begin") == 0) | |
2373 | return (_rl_comment_begin ? _rl_comment_begin : RL_COMMENT_BEGIN_DEFAULT); | |
e502b4e0 CR |
2374 | else if (_rl_stricmp (name, "completion-display-width") == 0) |
2375 | { | |
2376 | sprintf (numbuf, "%d", _rl_completion_columns); | |
2377 | return (numbuf); | |
2378 | } | |
f13513ff CR |
2379 | else if (_rl_stricmp (name, "completion-prefix-display-length") == 0) |
2380 | { | |
2381 | sprintf (numbuf, "%d", _rl_completion_prefix_display_length); | |
2382 | return (numbuf); | |
2383 | } | |
1c72c0cd CR |
2384 | else if (_rl_stricmp (name, "completion-query-items") == 0) |
2385 | { | |
2386 | sprintf (numbuf, "%d", rl_completion_query_items); | |
2387 | return (numbuf); | |
2388 | } | |
2389 | else if (_rl_stricmp (name, "editing-mode") == 0) | |
2390 | return (rl_get_keymap_name_from_edit_mode ()); | |
f13513ff CR |
2391 | else if (_rl_stricmp (name, "history-size") == 0) |
2392 | { | |
2393 | sprintf (numbuf, "%d", history_is_stifled() ? history_max_entries : 0); | |
2394 | return (numbuf); | |
2395 | } | |
1c72c0cd CR |
2396 | else if (_rl_stricmp (name, "isearch-terminators") == 0) |
2397 | { | |
2398 | if (_rl_isearch_terminators == 0) | |
2399 | return 0; | |
ba4ab055 | 2400 | ret = _rl_untranslate_macro_value (_rl_isearch_terminators, 0); |
1c72c0cd CR |
2401 | if (ret) |
2402 | { | |
2403 | strncpy (numbuf, ret, sizeof (numbuf) - 1); | |
4ac1ff98 | 2404 | xfree (ret); |
1c72c0cd CR |
2405 | numbuf[sizeof(numbuf) - 1] = '\0'; |
2406 | } | |
2407 | else | |
2408 | numbuf[0] = '\0'; | |
2409 | return numbuf; | |
2410 | } | |
2411 | else if (_rl_stricmp (name, "keymap") == 0) | |
2412 | { | |
2413 | ret = rl_get_keymap_name (_rl_keymap); | |
2414 | if (ret == 0) | |
2415 | ret = rl_get_keymap_name_from_edit_mode (); | |
2416 | return (ret ? ret : "none"); | |
2417 | } | |
abe2eb5b CR |
2418 | else if (_rl_stricmp (name, "keyseq-timeout") == 0) |
2419 | { | |
2420 | sprintf (numbuf, "%d", _rl_keyseq_timeout); | |
2421 | return (numbuf); | |
2422 | } | |
1c72c0cd CR |
2423 | else |
2424 | return (0); | |
2425 | } | |
2426 | ||
ccc6cda3 JA |
2427 | void |
2428 | rl_variable_dumper (print_readably) | |
2429 | int print_readably; | |
2430 | { | |
2431 | int i; | |
1c72c0cd | 2432 | char *v; |
ccc6cda3 JA |
2433 | |
2434 | for (i = 0; boolean_varlist[i].name; i++) | |
2435 | { | |
2436 | if (print_readably) | |
2437 | fprintf (rl_outstream, "set %s %s\n", boolean_varlist[i].name, | |
2438 | *boolean_varlist[i].value ? "on" : "off"); | |
2439 | else | |
2440 | fprintf (rl_outstream, "%s is set to `%s'\n", boolean_varlist[i].name, | |
2441 | *boolean_varlist[i].value ? "on" : "off"); | |
2442 | } | |
2443 | ||
1c72c0cd | 2444 | for (i = 0; string_varlist[i].name; i++) |
b72432fd | 2445 | { |
1c72c0cd CR |
2446 | v = _rl_get_string_variable_value (string_varlist[i].name); |
2447 | if (v == 0) /* _rl_isearch_terminators can be NULL */ | |
2448 | continue; | |
b72432fd | 2449 | if (print_readably) |
1c72c0cd | 2450 | fprintf (rl_outstream, "set %s %s\n", string_varlist[i].name, v); |
b72432fd | 2451 | else |
1c72c0cd | 2452 | fprintf (rl_outstream, "%s is set to `%s'\n", string_varlist[i].name, v); |
b72432fd | 2453 | } |
ccc6cda3 JA |
2454 | } |
2455 | ||
2456 | /* Print all of the current variables and their values to | |
2457 | rl_outstream. If an explicit argument is given, then print | |
2458 | the output in such a way that it can be read back in. */ | |
2459 | int | |
2460 | rl_dump_variables (count, key) | |
2461 | int count, key; | |
2462 | { | |
d166f048 JA |
2463 | if (rl_dispatching) |
2464 | fprintf (rl_outstream, "\r\n"); | |
ccc6cda3 JA |
2465 | rl_variable_dumper (rl_explicit_arg); |
2466 | rl_on_new_line (); | |
2467 | return (0); | |
2468 | } | |
2469 | ||
726f6388 JA |
2470 | /* Return non-zero if any members of ARRAY are a substring in STRING. */ |
2471 | static int | |
2472 | substring_member_of_array (string, array) | |
d3ad40de CR |
2473 | const char *string; |
2474 | const char * const *array; | |
726f6388 JA |
2475 | { |
2476 | while (*array) | |
2477 | { | |
ccc6cda3 | 2478 | if (_rl_strindex (string, *array)) |
726f6388 JA |
2479 | return (1); |
2480 | array++; | |
2481 | } | |
2482 | return (0); | |
2483 | } |