Commit | Line | Data |
---|---|---|
c906108c | 1 | /* Multiple source language support for GDB. |
1bac305b AC |
2 | |
3 | Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, | |
4 | 2001, 2002, 2003 Free Software Foundation, Inc. | |
5 | ||
c906108c SS |
6 | Contributed by the Department of Computer Science at the State University |
7 | of New York at Buffalo. | |
8 | ||
c5aa993b | 9 | This file is part of GDB. |
c906108c | 10 | |
c5aa993b JM |
11 | This program is free software; you can redistribute it and/or modify |
12 | it under the terms of the GNU General Public License as published by | |
13 | the Free Software Foundation; either version 2 of the License, or | |
14 | (at your option) any later version. | |
c906108c | 15 | |
c5aa993b JM |
16 | This program is distributed in the hope that it will be useful, |
17 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | GNU General Public License for more details. | |
c906108c | 20 | |
c5aa993b JM |
21 | You should have received a copy of the GNU General Public License |
22 | along with this program; if not, write to the Free Software | |
23 | Foundation, Inc., 59 Temple Place - Suite 330, | |
24 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
25 | |
26 | /* This file contains functions that return things that are specific | |
27 | to languages. Each function should examine current_language if necessary, | |
28 | and return the appropriate result. */ | |
29 | ||
30 | /* FIXME: Most of these would be better organized as macros which | |
31 | return data out of a "language-specific" struct pointer that is set | |
32 | whenever the working language changes. That would be a lot faster. */ | |
33 | ||
34 | #include "defs.h" | |
35 | #include <ctype.h> | |
36 | #include "gdb_string.h" | |
37 | ||
38 | #include "symtab.h" | |
39 | #include "gdbtypes.h" | |
40 | #include "value.h" | |
41 | #include "gdbcmd.h" | |
c906108c SS |
42 | #include "expression.h" |
43 | #include "language.h" | |
44 | #include "target.h" | |
45 | #include "parser-defs.h" | |
8caabe69 | 46 | #include "jv-lang.h" |
9a3d7dfd | 47 | #include "demangle.h" |
c906108c | 48 | |
a14ed312 | 49 | extern void _initialize_language (void); |
392a587b | 50 | |
a14ed312 | 51 | static void show_language_command (char *, int); |
c906108c | 52 | |
a14ed312 | 53 | static void set_language_command (char *, int); |
c906108c | 54 | |
a14ed312 | 55 | static void show_type_command (char *, int); |
c906108c | 56 | |
a14ed312 | 57 | static void set_type_command (char *, int); |
c906108c | 58 | |
a14ed312 | 59 | static void show_range_command (char *, int); |
c906108c | 60 | |
a14ed312 | 61 | static void set_range_command (char *, int); |
c906108c | 62 | |
63872f9d JG |
63 | static void show_case_command (char *, int); |
64 | ||
65 | static void set_case_command (char *, int); | |
66 | ||
67 | static void set_case_str (void); | |
68 | ||
a14ed312 | 69 | static void set_range_str (void); |
c906108c | 70 | |
a14ed312 | 71 | static void set_type_str (void); |
c906108c | 72 | |
a14ed312 | 73 | static void set_lang_str (void); |
c906108c | 74 | |
a14ed312 | 75 | static void unk_lang_error (char *); |
c906108c | 76 | |
a14ed312 | 77 | static int unk_lang_parser (void); |
c906108c | 78 | |
a14ed312 | 79 | static void show_check (char *, int); |
c906108c | 80 | |
a14ed312 | 81 | static void set_check (char *, int); |
c906108c | 82 | |
63872f9d | 83 | static void set_type_range_case (void); |
c906108c | 84 | |
d9fcf2fb | 85 | static void unk_lang_emit_char (int c, struct ui_file *stream, int quoter); |
c906108c | 86 | |
d9fcf2fb | 87 | static void unk_lang_printchar (int c, struct ui_file *stream); |
c906108c | 88 | |
d9fcf2fb JM |
89 | static void unk_lang_printstr (struct ui_file * stream, char *string, |
90 | unsigned int length, int width, | |
91 | int force_ellipses); | |
c906108c | 92 | |
a14ed312 | 93 | static struct type *unk_lang_create_fundamental_type (struct objfile *, int); |
c906108c | 94 | |
d9fcf2fb JM |
95 | static void unk_lang_print_type (struct type *, char *, struct ui_file *, |
96 | int, int); | |
c906108c | 97 | |
d9fcf2fb JM |
98 | static int unk_lang_val_print (struct type *, char *, int, CORE_ADDR, |
99 | struct ui_file *, int, int, int, | |
100 | enum val_prettyprint); | |
c906108c | 101 | |
3d6d86c6 | 102 | static int unk_lang_value_print (struct value *, struct ui_file *, int, enum val_prettyprint); |
c906108c | 103 | |
f636b87d AF |
104 | static CORE_ADDR unk_lang_trampoline (CORE_ADDR pc); |
105 | ||
c906108c SS |
106 | /* Forward declaration */ |
107 | extern const struct language_defn unknown_language_defn; | |
c5aa993b | 108 | |
c906108c | 109 | /* The current (default at startup) state of type and range checking. |
c5aa993b JM |
110 | (If the modes are set to "auto", though, these are changed based |
111 | on the default language at startup, and then again based on the | |
112 | language of the first source file. */ | |
c906108c SS |
113 | |
114 | enum range_mode range_mode = range_mode_auto; | |
115 | enum range_check range_check = range_check_off; | |
116 | enum type_mode type_mode = type_mode_auto; | |
117 | enum type_check type_check = type_check_off; | |
63872f9d JG |
118 | enum case_mode case_mode = case_mode_auto; |
119 | enum case_sensitivity case_sensitivity = case_sensitive_on; | |
c906108c SS |
120 | |
121 | /* The current language and language_mode (see language.h) */ | |
122 | ||
123 | const struct language_defn *current_language = &unknown_language_defn; | |
124 | enum language_mode language_mode = language_mode_auto; | |
125 | ||
126 | /* The language that the user expects to be typing in (the language | |
127 | of main(), or the last language we notified them about, or C). */ | |
128 | ||
129 | const struct language_defn *expected_language; | |
130 | ||
131 | /* The list of supported languages. The list itself is malloc'd. */ | |
132 | ||
133 | static const struct language_defn **languages; | |
134 | static unsigned languages_size; | |
135 | static unsigned languages_allocsize; | |
136 | #define DEFAULT_ALLOCSIZE 4 | |
137 | ||
138 | /* The "set language/type/range" commands all put stuff in these | |
139 | buffers. This is to make them work as set/show commands. The | |
140 | user's string is copied here, then the set_* commands look at | |
141 | them and update them to something that looks nice when it is | |
142 | printed out. */ | |
143 | ||
144 | static char *language; | |
145 | static char *type; | |
146 | static char *range; | |
63872f9d | 147 | static char *case_sensitive; |
c906108c SS |
148 | |
149 | /* Warning issued when current_language and the language of the current | |
150 | frame do not match. */ | |
151 | char lang_frame_mismatch_warn[] = | |
c5aa993b | 152 | "Warning: the current language does not match this frame."; |
c906108c | 153 | \f |
c5aa993b | 154 | |
c906108c SS |
155 | /* This page contains the functions corresponding to GDB commands |
156 | and their helpers. */ | |
157 | ||
158 | /* Show command. Display a warning if the language set | |
159 | does not match the frame. */ | |
160 | static void | |
fba45db2 | 161 | show_language_command (char *ignore, int from_tty) |
c906108c | 162 | { |
c5aa993b | 163 | enum language flang; /* The language of the current frame */ |
c906108c | 164 | |
c5aa993b JM |
165 | flang = get_frame_language (); |
166 | if (flang != language_unknown && | |
167 | language_mode == language_mode_manual && | |
168 | current_language->la_language != flang) | |
169 | printf_filtered ("%s\n", lang_frame_mismatch_warn); | |
c906108c SS |
170 | } |
171 | ||
172 | /* Set command. Change the current working language. */ | |
173 | static void | |
fba45db2 | 174 | set_language_command (char *ignore, int from_tty) |
c906108c SS |
175 | { |
176 | int i; | |
177 | enum language flang; | |
178 | char *err_lang; | |
179 | ||
180 | if (!language || !language[0]) | |
181 | { | |
c5aa993b | 182 | printf_unfiltered ("The currently understood settings are:\n\n"); |
c906108c SS |
183 | printf_unfiltered ("local or auto Automatic setting based on source file\n"); |
184 | ||
185 | for (i = 0; i < languages_size; ++i) | |
186 | { | |
187 | /* Already dealt with these above. */ | |
188 | if (languages[i]->la_language == language_unknown | |
189 | || languages[i]->la_language == language_auto) | |
190 | continue; | |
191 | ||
192 | /* FIXME for now assume that the human-readable name is just | |
193 | a capitalization of the internal name. */ | |
194 | printf_unfiltered ("%-16s Use the %c%s language\n", | |
195 | languages[i]->la_name, | |
c5aa993b JM |
196 | /* Capitalize first letter of language |
197 | name. */ | |
c906108c SS |
198 | toupper (languages[i]->la_name[0]), |
199 | languages[i]->la_name + 1); | |
200 | } | |
201 | /* Restore the silly string. */ | |
c5aa993b | 202 | set_language (current_language->la_language); |
c906108c SS |
203 | return; |
204 | } | |
205 | ||
206 | /* Search the list of languages for a match. */ | |
c5aa993b JM |
207 | for (i = 0; i < languages_size; i++) |
208 | { | |
209 | if (STREQ (languages[i]->la_name, language)) | |
210 | { | |
211 | /* Found it! Go into manual mode, and use this language. */ | |
212 | if (languages[i]->la_language == language_auto) | |
213 | { | |
214 | /* Enter auto mode. Set to the current frame's language, if known. */ | |
215 | language_mode = language_mode_auto; | |
216 | flang = get_frame_language (); | |
217 | if (flang != language_unknown) | |
218 | set_language (flang); | |
219 | expected_language = current_language; | |
220 | return; | |
221 | } | |
222 | else | |
223 | { | |
224 | /* Enter manual mode. Set the specified language. */ | |
225 | language_mode = language_mode_manual; | |
226 | current_language = languages[i]; | |
63872f9d | 227 | set_type_range_case (); |
c5aa993b JM |
228 | set_lang_str (); |
229 | expected_language = current_language; | |
230 | return; | |
231 | } | |
232 | } | |
c906108c | 233 | } |
c906108c SS |
234 | |
235 | /* Reset the language (esp. the global string "language") to the | |
236 | correct values. */ | |
c5aa993b | 237 | err_lang = savestring (language, strlen (language)); |
b8c9b27d | 238 | make_cleanup (xfree, err_lang); /* Free it after error */ |
c5aa993b JM |
239 | set_language (current_language->la_language); |
240 | error ("Unknown language `%s'.", err_lang); | |
c906108c SS |
241 | } |
242 | ||
243 | /* Show command. Display a warning if the type setting does | |
244 | not match the current language. */ | |
245 | static void | |
fba45db2 | 246 | show_type_command (char *ignore, int from_tty) |
c906108c | 247 | { |
c5aa993b JM |
248 | if (type_check != current_language->la_type_check) |
249 | printf_unfiltered ( | |
250 | "Warning: the current type check setting does not match the language.\n"); | |
c906108c SS |
251 | } |
252 | ||
253 | /* Set command. Change the setting for type checking. */ | |
254 | static void | |
fba45db2 | 255 | set_type_command (char *ignore, int from_tty) |
c906108c | 256 | { |
c5aa993b JM |
257 | if (STREQ (type, "on")) |
258 | { | |
c906108c SS |
259 | type_check = type_check_on; |
260 | type_mode = type_mode_manual; | |
c5aa993b JM |
261 | } |
262 | else if (STREQ (type, "warn")) | |
263 | { | |
c906108c SS |
264 | type_check = type_check_warn; |
265 | type_mode = type_mode_manual; | |
c5aa993b JM |
266 | } |
267 | else if (STREQ (type, "off")) | |
268 | { | |
c906108c SS |
269 | type_check = type_check_off; |
270 | type_mode = type_mode_manual; | |
c5aa993b JM |
271 | } |
272 | else if (STREQ (type, "auto")) | |
273 | { | |
c906108c | 274 | type_mode = type_mode_auto; |
63872f9d | 275 | set_type_range_case (); |
c906108c | 276 | /* Avoid hitting the set_type_str call below. We |
63872f9d | 277 | did it in set_type_range_case. */ |
c906108c | 278 | return; |
c5aa993b | 279 | } |
c4093a6a JM |
280 | else |
281 | { | |
282 | warning ("Unrecognized type check setting: \"%s\"", type); | |
283 | } | |
c5aa993b JM |
284 | set_type_str (); |
285 | show_type_command ((char *) NULL, from_tty); | |
c906108c SS |
286 | } |
287 | ||
288 | /* Show command. Display a warning if the range setting does | |
289 | not match the current language. */ | |
290 | static void | |
fba45db2 | 291 | show_range_command (char *ignore, int from_tty) |
c906108c SS |
292 | { |
293 | ||
c5aa993b JM |
294 | if (range_check != current_language->la_range_check) |
295 | printf_unfiltered ( | |
296 | "Warning: the current range check setting does not match the language.\n"); | |
c906108c SS |
297 | } |
298 | ||
299 | /* Set command. Change the setting for range checking. */ | |
300 | static void | |
fba45db2 | 301 | set_range_command (char *ignore, int from_tty) |
c906108c | 302 | { |
c5aa993b JM |
303 | if (STREQ (range, "on")) |
304 | { | |
c906108c SS |
305 | range_check = range_check_on; |
306 | range_mode = range_mode_manual; | |
c5aa993b JM |
307 | } |
308 | else if (STREQ (range, "warn")) | |
309 | { | |
c906108c SS |
310 | range_check = range_check_warn; |
311 | range_mode = range_mode_manual; | |
c5aa993b JM |
312 | } |
313 | else if (STREQ (range, "off")) | |
314 | { | |
c906108c SS |
315 | range_check = range_check_off; |
316 | range_mode = range_mode_manual; | |
c5aa993b JM |
317 | } |
318 | else if (STREQ (range, "auto")) | |
319 | { | |
c906108c | 320 | range_mode = range_mode_auto; |
63872f9d | 321 | set_type_range_case (); |
c906108c | 322 | /* Avoid hitting the set_range_str call below. We |
63872f9d | 323 | did it in set_type_range_case. */ |
c906108c | 324 | return; |
c5aa993b | 325 | } |
c4093a6a JM |
326 | else |
327 | { | |
328 | warning ("Unrecognized range check setting: \"%s\"", range); | |
329 | } | |
c5aa993b JM |
330 | set_range_str (); |
331 | show_range_command ((char *) 0, from_tty); | |
c906108c SS |
332 | } |
333 | ||
63872f9d JG |
334 | /* Show command. Display a warning if the case sensitivity setting does |
335 | not match the current language. */ | |
336 | static void | |
ad525611 | 337 | show_case_command (char *ignore, int from_tty) |
63872f9d JG |
338 | { |
339 | if (case_sensitivity != current_language->la_case_sensitivity) | |
340 | printf_unfiltered( | |
341 | "Warning: the current case sensitivity setting does not match the language.\n"); | |
342 | } | |
343 | ||
344 | /* Set command. Change the setting for case sensitivity. */ | |
345 | static void | |
ad525611 | 346 | set_case_command (char *ignore, int from_tty) |
63872f9d JG |
347 | { |
348 | if (STREQ (case_sensitive, "on")) | |
349 | { | |
350 | case_sensitivity = case_sensitive_on; | |
351 | case_mode = case_mode_manual; | |
352 | } | |
353 | else if (STREQ (case_sensitive, "off")) | |
354 | { | |
355 | case_sensitivity = case_sensitive_off; | |
356 | case_mode = case_mode_manual; | |
357 | } | |
358 | else if (STREQ (case_sensitive, "auto")) | |
359 | { | |
360 | case_mode = case_mode_auto; | |
361 | set_type_range_case (); | |
362 | /* Avoid hitting the set_case_str call below. We | |
363 | did it in set_type_range_case. */ | |
364 | return; | |
365 | } | |
366 | else | |
367 | { | |
368 | warning ("Unrecognized case-sensitive setting: \"%s\"", case_sensitive); | |
369 | } | |
370 | set_case_str(); | |
371 | show_case_command ((char *) NULL, from_tty); | |
372 | } | |
373 | ||
374 | /* Set the status of range and type checking and case sensitivity based on | |
c906108c SS |
375 | the current modes and the current language. |
376 | If SHOW is non-zero, then print out the current language, | |
377 | type and range checking status. */ | |
378 | static void | |
63872f9d | 379 | set_type_range_case (void) |
c906108c SS |
380 | { |
381 | ||
382 | if (range_mode == range_mode_auto) | |
383 | range_check = current_language->la_range_check; | |
384 | ||
385 | if (type_mode == type_mode_auto) | |
386 | type_check = current_language->la_type_check; | |
387 | ||
63872f9d JG |
388 | if (case_mode == case_mode_auto) |
389 | case_sensitivity = current_language->la_case_sensitivity; | |
390 | ||
c5aa993b JM |
391 | set_type_str (); |
392 | set_range_str (); | |
63872f9d | 393 | set_case_str (); |
c906108c SS |
394 | } |
395 | ||
396 | /* Set current language to (enum language) LANG. Returns previous language. */ | |
397 | ||
398 | enum language | |
fba45db2 | 399 | set_language (enum language lang) |
c906108c SS |
400 | { |
401 | int i; | |
402 | enum language prev_language; | |
403 | ||
404 | prev_language = current_language->la_language; | |
405 | ||
c5aa993b JM |
406 | for (i = 0; i < languages_size; i++) |
407 | { | |
408 | if (languages[i]->la_language == lang) | |
409 | { | |
410 | current_language = languages[i]; | |
63872f9d | 411 | set_type_range_case (); |
c5aa993b JM |
412 | set_lang_str (); |
413 | break; | |
414 | } | |
c906108c | 415 | } |
c906108c SS |
416 | |
417 | return prev_language; | |
418 | } | |
419 | \f | |
420 | /* This page contains functions that update the global vars | |
421 | language, type and range. */ | |
422 | static void | |
fba45db2 | 423 | set_lang_str (void) |
c906108c | 424 | { |
c5aa993b | 425 | char *prefix = ""; |
c906108c | 426 | |
ccdaf797 | 427 | if (language) |
b8c9b27d | 428 | xfree (language); |
c5aa993b JM |
429 | if (language_mode == language_mode_auto) |
430 | prefix = "auto; currently "; | |
c906108c | 431 | |
c5aa993b | 432 | language = concat (prefix, current_language->la_name, NULL); |
c906108c SS |
433 | } |
434 | ||
435 | static void | |
fba45db2 | 436 | set_type_str (void) |
c906108c | 437 | { |
c4093a6a | 438 | char *tmp = NULL, *prefix = ""; |
c906108c | 439 | |
ccdaf797 | 440 | if (type) |
b8c9b27d | 441 | xfree (type); |
c5aa993b JM |
442 | if (type_mode == type_mode_auto) |
443 | prefix = "auto; currently "; | |
c906108c | 444 | |
c5aa993b JM |
445 | switch (type_check) |
446 | { | |
447 | case type_check_on: | |
c906108c SS |
448 | tmp = "on"; |
449 | break; | |
c5aa993b | 450 | case type_check_off: |
c906108c SS |
451 | tmp = "off"; |
452 | break; | |
c5aa993b | 453 | case type_check_warn: |
c906108c SS |
454 | tmp = "warn"; |
455 | break; | |
c5aa993b | 456 | default: |
c906108c | 457 | error ("Unrecognized type check setting."); |
c5aa993b | 458 | } |
c906108c | 459 | |
c5aa993b | 460 | type = concat (prefix, tmp, NULL); |
c906108c SS |
461 | } |
462 | ||
463 | static void | |
fba45db2 | 464 | set_range_str (void) |
c906108c | 465 | { |
c5aa993b | 466 | char *tmp, *pref = ""; |
c906108c | 467 | |
c5aa993b JM |
468 | if (range_mode == range_mode_auto) |
469 | pref = "auto; currently "; | |
c906108c | 470 | |
c5aa993b JM |
471 | switch (range_check) |
472 | { | |
473 | case range_check_on: | |
c906108c SS |
474 | tmp = "on"; |
475 | break; | |
c5aa993b | 476 | case range_check_off: |
c906108c SS |
477 | tmp = "off"; |
478 | break; | |
c5aa993b | 479 | case range_check_warn: |
c906108c SS |
480 | tmp = "warn"; |
481 | break; | |
c5aa993b | 482 | default: |
c906108c | 483 | error ("Unrecognized range check setting."); |
c5aa993b | 484 | } |
c906108c | 485 | |
ccdaf797 | 486 | if (range) |
b8c9b27d | 487 | xfree (range); |
c5aa993b | 488 | range = concat (pref, tmp, NULL); |
c906108c SS |
489 | } |
490 | ||
63872f9d | 491 | static void |
5ae5f592 | 492 | set_case_str (void) |
63872f9d JG |
493 | { |
494 | char *tmp = NULL, *prefix = ""; | |
495 | ||
496 | if (case_mode==case_mode_auto) | |
497 | prefix = "auto; currently "; | |
498 | ||
499 | switch (case_sensitivity) | |
500 | { | |
501 | case case_sensitive_on: | |
502 | tmp = "on"; | |
503 | break; | |
504 | case case_sensitive_off: | |
505 | tmp = "off"; | |
506 | break; | |
507 | default: | |
508 | error ("Unrecognized case-sensitive setting."); | |
509 | } | |
510 | ||
b8c9b27d | 511 | xfree (case_sensitive); |
63872f9d JG |
512 | case_sensitive = concat (prefix, tmp, NULL); |
513 | } | |
c906108c SS |
514 | |
515 | /* Print out the current language settings: language, range and | |
516 | type checking. If QUIETLY, print only what has changed. */ | |
517 | ||
518 | void | |
fba45db2 | 519 | language_info (int quietly) |
c906108c SS |
520 | { |
521 | if (quietly && expected_language == current_language) | |
522 | return; | |
523 | ||
524 | expected_language = current_language; | |
c5aa993b JM |
525 | printf_unfiltered ("Current language: %s\n", language); |
526 | show_language_command ((char *) 0, 1); | |
c906108c SS |
527 | |
528 | if (!quietly) | |
529 | { | |
c5aa993b JM |
530 | printf_unfiltered ("Type checking: %s\n", type); |
531 | show_type_command ((char *) 0, 1); | |
532 | printf_unfiltered ("Range checking: %s\n", range); | |
533 | show_range_command ((char *) 0, 1); | |
63872f9d JG |
534 | printf_unfiltered ("Case sensitivity: %s\n", case_sensitive); |
535 | show_case_command ((char *) 0, 1); | |
c906108c SS |
536 | } |
537 | } | |
538 | \f | |
539 | /* Return the result of a binary operation. */ | |
540 | ||
c5aa993b | 541 | #if 0 /* Currently unused */ |
c906108c SS |
542 | |
543 | struct type * | |
3d6d86c6 | 544 | binop_result_type (struct value *v1, struct value *v2) |
c906108c | 545 | { |
c5aa993b JM |
546 | int size, uns; |
547 | struct type *t1 = check_typedef (VALUE_TYPE (v1)); | |
548 | struct type *t2 = check_typedef (VALUE_TYPE (v2)); | |
549 | ||
550 | int l1 = TYPE_LENGTH (t1); | |
551 | int l2 = TYPE_LENGTH (t2); | |
552 | ||
553 | switch (current_language->la_language) | |
554 | { | |
555 | case language_c: | |
556 | case language_cplus: | |
eb392fbf | 557 | case language_objc: |
c5aa993b JM |
558 | if (TYPE_CODE (t1) == TYPE_CODE_FLT) |
559 | return TYPE_CODE (t2) == TYPE_CODE_FLT && l2 > l1 ? | |
560 | VALUE_TYPE (v2) : VALUE_TYPE (v1); | |
561 | else if (TYPE_CODE (t2) == TYPE_CODE_FLT) | |
562 | return TYPE_CODE (t1) == TYPE_CODE_FLT && l1 > l2 ? | |
563 | VALUE_TYPE (v1) : VALUE_TYPE (v2); | |
564 | else if (TYPE_UNSIGNED (t1) && l1 > l2) | |
565 | return VALUE_TYPE (v1); | |
566 | else if (TYPE_UNSIGNED (t2) && l2 > l1) | |
567 | return VALUE_TYPE (v2); | |
568 | else /* Both are signed. Result is the longer type */ | |
569 | return l1 > l2 ? VALUE_TYPE (v1) : VALUE_TYPE (v2); | |
c906108c | 570 | break; |
c5aa993b | 571 | case language_m2: |
c906108c | 572 | /* If we are doing type-checking, l1 should equal l2, so this is |
c5aa993b JM |
573 | not needed. */ |
574 | return l1 > l2 ? VALUE_TYPE (v1) : VALUE_TYPE (v2); | |
c906108c | 575 | break; |
c5aa993b | 576 | } |
e1e9e218 | 577 | internal_error (__FILE__, __LINE__, "failed internal consistency check"); |
c5aa993b | 578 | return (struct type *) 0; /* For lint */ |
c906108c SS |
579 | } |
580 | ||
c5aa993b | 581 | #endif /* 0 */ |
c906108c | 582 | \f |
c5aa993b | 583 | |
c906108c SS |
584 | /* This page contains functions that return format strings for |
585 | printf for printing out numbers in different formats */ | |
586 | ||
587 | /* Returns the appropriate printf format for hexadecimal | |
588 | numbers. */ | |
589 | char * | |
fba45db2 | 590 | local_hex_format_custom (char *pre) |
c906108c | 591 | { |
c5aa993b JM |
592 | static char form[50]; |
593 | ||
594 | strcpy (form, local_hex_format_prefix ()); | |
595 | strcat (form, "%"); | |
596 | strcat (form, pre); | |
597 | strcat (form, local_hex_format_specifier ()); | |
598 | strcat (form, local_hex_format_suffix ()); | |
599 | return form; | |
c906108c SS |
600 | } |
601 | ||
14a5e767 | 602 | /* Converts a LONGEST to custom hexadecimal and stores it in a static |
c906108c SS |
603 | string. Returns a pointer to this string. */ |
604 | char * | |
14a5e767 | 605 | local_hex_string (LONGEST num) |
c906108c | 606 | { |
14a5e767 | 607 | return local_hex_string_custom (num, "l"); |
c906108c SS |
608 | } |
609 | ||
c4093a6a JM |
610 | /* Converts a LONGEST number to custom hexadecimal and stores it in a static |
611 | string. Returns a pointer to this string. Note that the width parameter | |
612 | should end with "l", e.g. "08l" as with calls to local_hex_string_custom */ | |
613 | ||
614 | char * | |
14a5e767 | 615 | local_hex_string_custom (LONGEST num, char *width) |
c4093a6a JM |
616 | { |
617 | #define RESULT_BUF_LEN 50 | |
618 | static char res2[RESULT_BUF_LEN]; | |
619 | char format[RESULT_BUF_LEN]; | |
c4093a6a JM |
620 | int field_width; |
621 | int num_len; | |
622 | int num_pad_chars; | |
623 | char *pad_char; /* string with one character */ | |
624 | int pad_on_left; | |
625 | char *parse_ptr; | |
626 | char temp_nbr_buf[RESULT_BUF_LEN]; | |
14a5e767 | 627 | |
17df2af6 | 628 | /* Use phex_nz to print the number into a string, then |
c4093a6a JM |
629 | build the result string from local_hex_format_prefix, padding and |
630 | the hex representation as indicated by "width". */ | |
17df2af6 | 631 | strcpy (temp_nbr_buf, phex_nz (num, sizeof (num))); |
c4093a6a JM |
632 | /* parse width */ |
633 | parse_ptr = width; | |
634 | pad_on_left = 1; | |
635 | pad_char = " "; | |
636 | if (*parse_ptr == '-') | |
637 | { | |
638 | parse_ptr++; | |
639 | pad_on_left = 0; | |
640 | } | |
641 | if (*parse_ptr == '0') | |
642 | { | |
643 | parse_ptr++; | |
644 | if (pad_on_left) | |
645 | pad_char = "0"; /* If padding is on the right, it is blank */ | |
646 | } | |
647 | field_width = atoi (parse_ptr); | |
648 | num_len = strlen (temp_nbr_buf); | |
649 | num_pad_chars = field_width - strlen (temp_nbr_buf); /* possibly negative */ | |
650 | ||
651 | if (strlen (local_hex_format_prefix ()) + num_len + num_pad_chars | |
7aedc9f8 | 652 | >= RESULT_BUF_LEN) /* paranoia */ |
8e65ff28 | 653 | internal_error (__FILE__, __LINE__, |
14a5e767 | 654 | "local_hex_string_custom: insufficient space to store result"); |
c4093a6a JM |
655 | |
656 | strcpy (res2, local_hex_format_prefix ()); | |
657 | if (pad_on_left) | |
658 | { | |
659 | while (num_pad_chars > 0) | |
660 | { | |
661 | strcat (res2, pad_char); | |
662 | num_pad_chars--; | |
663 | } | |
664 | } | |
665 | strcat (res2, temp_nbr_buf); | |
666 | if (!pad_on_left) | |
667 | { | |
668 | while (num_pad_chars > 0) | |
669 | { | |
670 | strcat (res2, pad_char); | |
671 | num_pad_chars--; | |
672 | } | |
673 | } | |
674 | return res2; | |
c4093a6a | 675 | |
14a5e767 | 676 | } /* local_hex_string_custom */ |
c4093a6a | 677 | |
c906108c SS |
678 | /* Returns the appropriate printf format for octal |
679 | numbers. */ | |
680 | char * | |
fba45db2 | 681 | local_octal_format_custom (char *pre) |
c906108c | 682 | { |
c5aa993b JM |
683 | static char form[50]; |
684 | ||
685 | strcpy (form, local_octal_format_prefix ()); | |
686 | strcat (form, "%"); | |
687 | strcat (form, pre); | |
688 | strcat (form, local_octal_format_specifier ()); | |
689 | strcat (form, local_octal_format_suffix ()); | |
690 | return form; | |
c906108c SS |
691 | } |
692 | ||
693 | /* Returns the appropriate printf format for decimal numbers. */ | |
694 | char * | |
fba45db2 | 695 | local_decimal_format_custom (char *pre) |
c906108c | 696 | { |
c5aa993b JM |
697 | static char form[50]; |
698 | ||
699 | strcpy (form, local_decimal_format_prefix ()); | |
700 | strcat (form, "%"); | |
701 | strcat (form, pre); | |
702 | strcat (form, local_decimal_format_specifier ()); | |
703 | strcat (form, local_decimal_format_suffix ()); | |
704 | return form; | |
c906108c SS |
705 | } |
706 | \f | |
707 | #if 0 | |
708 | /* This page contains functions that are used in type/range checking. | |
709 | They all return zero if the type/range check fails. | |
710 | ||
711 | It is hoped that these will make extending GDB to parse different | |
712 | languages a little easier. These are primarily used in eval.c when | |
713 | evaluating expressions and making sure that their types are correct. | |
714 | Instead of having a mess of conjucted/disjuncted expressions in an "if", | |
715 | the ideas of type can be wrapped up in the following functions. | |
716 | ||
717 | Note that some of them are not currently dependent upon which language | |
718 | is currently being parsed. For example, floats are the same in | |
719 | C and Modula-2 (ie. the only floating point type has TYPE_CODE of | |
720 | TYPE_CODE_FLT), while booleans are different. */ | |
721 | ||
722 | /* Returns non-zero if its argument is a simple type. This is the same for | |
723 | both Modula-2 and for C. In the C case, TYPE_CODE_CHAR will never occur, | |
724 | and thus will never cause the failure of the test. */ | |
725 | int | |
fba45db2 | 726 | simple_type (struct type *type) |
c906108c SS |
727 | { |
728 | CHECK_TYPEDEF (type); | |
c5aa993b JM |
729 | switch (TYPE_CODE (type)) |
730 | { | |
731 | case TYPE_CODE_INT: | |
732 | case TYPE_CODE_CHAR: | |
733 | case TYPE_CODE_ENUM: | |
734 | case TYPE_CODE_FLT: | |
735 | case TYPE_CODE_RANGE: | |
736 | case TYPE_CODE_BOOL: | |
737 | return 1; | |
c906108c | 738 | |
c5aa993b JM |
739 | default: |
740 | return 0; | |
741 | } | |
c906108c SS |
742 | } |
743 | ||
744 | /* Returns non-zero if its argument is of an ordered type. | |
745 | An ordered type is one in which the elements can be tested for the | |
746 | properties of "greater than", "less than", etc, or for which the | |
747 | operations "increment" or "decrement" make sense. */ | |
748 | int | |
fba45db2 | 749 | ordered_type (struct type *type) |
c906108c SS |
750 | { |
751 | CHECK_TYPEDEF (type); | |
c5aa993b JM |
752 | switch (TYPE_CODE (type)) |
753 | { | |
754 | case TYPE_CODE_INT: | |
755 | case TYPE_CODE_CHAR: | |
756 | case TYPE_CODE_ENUM: | |
757 | case TYPE_CODE_FLT: | |
758 | case TYPE_CODE_RANGE: | |
759 | return 1; | |
c906108c | 760 | |
c5aa993b JM |
761 | default: |
762 | return 0; | |
763 | } | |
c906108c SS |
764 | } |
765 | ||
766 | /* Returns non-zero if the two types are the same */ | |
767 | int | |
fba45db2 | 768 | same_type (struct type *arg1, struct type *arg2) |
c906108c SS |
769 | { |
770 | CHECK_TYPEDEF (type); | |
c5aa993b JM |
771 | if (structured_type (arg1) ? !structured_type (arg2) : structured_type (arg2)) |
772 | /* One is structured and one isn't */ | |
773 | return 0; | |
774 | else if (structured_type (arg1) && structured_type (arg2)) | |
775 | return arg1 == arg2; | |
776 | else if (numeric_type (arg1) && numeric_type (arg2)) | |
777 | return (TYPE_CODE (arg2) == TYPE_CODE (arg1)) && | |
778 | (TYPE_UNSIGNED (arg1) == TYPE_UNSIGNED (arg2)) | |
779 | ? 1 : 0; | |
780 | else | |
781 | return arg1 == arg2; | |
c906108c SS |
782 | } |
783 | ||
784 | /* Returns non-zero if the type is integral */ | |
785 | int | |
fba45db2 | 786 | integral_type (struct type *type) |
c906108c SS |
787 | { |
788 | CHECK_TYPEDEF (type); | |
c5aa993b JM |
789 | switch (current_language->la_language) |
790 | { | |
791 | case language_c: | |
792 | case language_cplus: | |
eb392fbf | 793 | case language_objc: |
c5aa993b JM |
794 | return (TYPE_CODE (type) != TYPE_CODE_INT) && |
795 | (TYPE_CODE (type) != TYPE_CODE_ENUM) ? 0 : 1; | |
796 | case language_m2: | |
750ba382 | 797 | case language_pascal: |
c5aa993b | 798 | return TYPE_CODE (type) != TYPE_CODE_INT ? 0 : 1; |
c5aa993b | 799 | default: |
c906108c | 800 | error ("Language not supported."); |
c5aa993b | 801 | } |
c906108c SS |
802 | } |
803 | ||
804 | /* Returns non-zero if the value is numeric */ | |
805 | int | |
fba45db2 | 806 | numeric_type (struct type *type) |
c906108c SS |
807 | { |
808 | CHECK_TYPEDEF (type); | |
c5aa993b JM |
809 | switch (TYPE_CODE (type)) |
810 | { | |
811 | case TYPE_CODE_INT: | |
812 | case TYPE_CODE_FLT: | |
813 | return 1; | |
c906108c | 814 | |
c5aa993b JM |
815 | default: |
816 | return 0; | |
817 | } | |
c906108c SS |
818 | } |
819 | ||
820 | /* Returns non-zero if the value is a character type */ | |
821 | int | |
fba45db2 | 822 | character_type (struct type *type) |
c906108c SS |
823 | { |
824 | CHECK_TYPEDEF (type); | |
c5aa993b JM |
825 | switch (current_language->la_language) |
826 | { | |
c5aa993b | 827 | case language_m2: |
750ba382 | 828 | case language_pascal: |
c5aa993b JM |
829 | return TYPE_CODE (type) != TYPE_CODE_CHAR ? 0 : 1; |
830 | ||
831 | case language_c: | |
832 | case language_cplus: | |
eb392fbf | 833 | case language_objc: |
c5aa993b JM |
834 | return (TYPE_CODE (type) == TYPE_CODE_INT) && |
835 | TYPE_LENGTH (type) == sizeof (char) | |
836 | ? 1 : 0; | |
837 | default: | |
c906108c | 838 | return (0); |
c5aa993b | 839 | } |
c906108c SS |
840 | } |
841 | ||
842 | /* Returns non-zero if the value is a string type */ | |
843 | int | |
fba45db2 | 844 | string_type (struct type *type) |
c906108c SS |
845 | { |
846 | CHECK_TYPEDEF (type); | |
c5aa993b JM |
847 | switch (current_language->la_language) |
848 | { | |
c5aa993b | 849 | case language_m2: |
750ba382 | 850 | case language_pascal: |
c5aa993b JM |
851 | return TYPE_CODE (type) != TYPE_CODE_STRING ? 0 : 1; |
852 | ||
853 | case language_c: | |
854 | case language_cplus: | |
eb392fbf | 855 | case language_objc: |
c906108c SS |
856 | /* C does not have distinct string type. */ |
857 | return (0); | |
c5aa993b | 858 | default: |
c906108c | 859 | return (0); |
c5aa993b | 860 | } |
c906108c SS |
861 | } |
862 | ||
863 | /* Returns non-zero if the value is a boolean type */ | |
864 | int | |
fba45db2 | 865 | boolean_type (struct type *type) |
c906108c SS |
866 | { |
867 | CHECK_TYPEDEF (type); | |
868 | if (TYPE_CODE (type) == TYPE_CODE_BOOL) | |
869 | return 1; | |
c5aa993b | 870 | switch (current_language->la_language) |
c906108c SS |
871 | { |
872 | case language_c: | |
873 | case language_cplus: | |
eb392fbf | 874 | case language_objc: |
db034ac5 | 875 | /* Might be more cleanly handled by having a |
1b831c93 | 876 | TYPE_CODE_INT_NOT_BOOL for (the deleted) CHILL and such |
db034ac5 | 877 | languages, or a TYPE_CODE_INT_OR_BOOL for C. */ |
c906108c SS |
878 | if (TYPE_CODE (type) == TYPE_CODE_INT) |
879 | return 1; | |
c5aa993b | 880 | default: |
c906108c | 881 | break; |
c5aa993b | 882 | } |
c906108c SS |
883 | return 0; |
884 | } | |
885 | ||
886 | /* Returns non-zero if the value is a floating-point type */ | |
887 | int | |
fba45db2 | 888 | float_type (struct type *type) |
c906108c SS |
889 | { |
890 | CHECK_TYPEDEF (type); | |
c5aa993b | 891 | return TYPE_CODE (type) == TYPE_CODE_FLT; |
c906108c SS |
892 | } |
893 | ||
894 | /* Returns non-zero if the value is a pointer type */ | |
895 | int | |
fba45db2 | 896 | pointer_type (struct type *type) |
c906108c | 897 | { |
c5aa993b JM |
898 | return TYPE_CODE (type) == TYPE_CODE_PTR || |
899 | TYPE_CODE (type) == TYPE_CODE_REF; | |
c906108c SS |
900 | } |
901 | ||
902 | /* Returns non-zero if the value is a structured type */ | |
903 | int | |
fba45db2 | 904 | structured_type (struct type *type) |
c906108c SS |
905 | { |
906 | CHECK_TYPEDEF (type); | |
c5aa993b JM |
907 | switch (current_language->la_language) |
908 | { | |
909 | case language_c: | |
910 | case language_cplus: | |
eb392fbf | 911 | case language_objc: |
c5aa993b JM |
912 | return (TYPE_CODE (type) == TYPE_CODE_STRUCT) || |
913 | (TYPE_CODE (type) == TYPE_CODE_UNION) || | |
914 | (TYPE_CODE (type) == TYPE_CODE_ARRAY); | |
750ba382 PM |
915 | case language_pascal: |
916 | return (TYPE_CODE(type) == TYPE_CODE_STRUCT) || | |
917 | (TYPE_CODE(type) == TYPE_CODE_UNION) || | |
918 | (TYPE_CODE(type) == TYPE_CODE_SET) || | |
919 | (TYPE_CODE(type) == TYPE_CODE_ARRAY); | |
c5aa993b JM |
920 | case language_m2: |
921 | return (TYPE_CODE (type) == TYPE_CODE_STRUCT) || | |
922 | (TYPE_CODE (type) == TYPE_CODE_SET) || | |
923 | (TYPE_CODE (type) == TYPE_CODE_ARRAY); | |
c5aa993b | 924 | default: |
c906108c | 925 | return (0); |
c5aa993b | 926 | } |
c906108c SS |
927 | } |
928 | #endif | |
929 | \f | |
930 | struct type * | |
fba45db2 | 931 | lang_bool_type (void) |
c906108c SS |
932 | { |
933 | struct symbol *sym; | |
934 | struct type *type; | |
c5aa993b | 935 | switch (current_language->la_language) |
c906108c | 936 | { |
c906108c | 937 | case language_fortran: |
176620f1 | 938 | sym = lookup_symbol ("logical", NULL, VAR_DOMAIN, NULL, NULL); |
c906108c SS |
939 | if (sym) |
940 | { | |
941 | type = SYMBOL_TYPE (sym); | |
942 | if (type && TYPE_CODE (type) == TYPE_CODE_BOOL) | |
943 | return type; | |
944 | } | |
945 | return builtin_type_f_logical_s2; | |
946 | case language_cplus: | |
750ba382 PM |
947 | case language_pascal: |
948 | if (current_language->la_language==language_cplus) | |
176620f1 | 949 | {sym = lookup_symbol ("bool", NULL, VAR_DOMAIN, NULL, NULL);} |
750ba382 | 950 | else |
176620f1 | 951 | {sym = lookup_symbol ("boolean", NULL, VAR_DOMAIN, NULL, NULL);} |
c906108c SS |
952 | if (sym) |
953 | { | |
954 | type = SYMBOL_TYPE (sym); | |
955 | if (type && TYPE_CODE (type) == TYPE_CODE_BOOL) | |
956 | return type; | |
957 | } | |
958 | return builtin_type_bool; | |
8caabe69 | 959 | case language_java: |
176620f1 | 960 | sym = lookup_symbol ("boolean", NULL, VAR_DOMAIN, NULL, NULL); |
8caabe69 AG |
961 | if (sym) |
962 | { | |
963 | type = SYMBOL_TYPE (sym); | |
964 | if (type && TYPE_CODE (type) == TYPE_CODE_BOOL) | |
965 | return type; | |
966 | } | |
967 | return java_boolean_type; | |
c906108c SS |
968 | default: |
969 | return builtin_type_int; | |
970 | } | |
971 | } | |
972 | \f | |
973 | /* This page contains functions that return info about | |
974 | (struct value) values used in GDB. */ | |
975 | ||
976 | /* Returns non-zero if the value VAL represents a true value. */ | |
977 | int | |
3d6d86c6 | 978 | value_true (struct value *val) |
c906108c SS |
979 | { |
980 | /* It is possible that we should have some sort of error if a non-boolean | |
981 | value is used in this context. Possibly dependent on some kind of | |
982 | "boolean-checking" option like range checking. But it should probably | |
983 | not depend on the language except insofar as is necessary to identify | |
984 | a "boolean" value (i.e. in C using a float, pointer, etc., as a boolean | |
985 | should be an error, probably). */ | |
986 | return !value_logical_not (val); | |
987 | } | |
988 | \f | |
989 | /* Returns non-zero if the operator OP is defined on | |
990 | the values ARG1 and ARG2. */ | |
991 | ||
c5aa993b | 992 | #if 0 /* Currently unused */ |
c906108c SS |
993 | |
994 | void | |
3d6d86c6 | 995 | binop_type_check (struct value *arg1, struct value *arg2, int op) |
c906108c | 996 | { |
c5aa993b | 997 | struct type *t1, *t2; |
c906108c | 998 | |
c5aa993b JM |
999 | /* If we're not checking types, always return success. */ |
1000 | if (!STRICT_TYPE) | |
1001 | return; | |
1002 | ||
1003 | t1 = VALUE_TYPE (arg1); | |
1004 | if (arg2 != NULL) | |
1005 | t2 = VALUE_TYPE (arg2); | |
1006 | else | |
1007 | t2 = NULL; | |
c906108c | 1008 | |
c5aa993b JM |
1009 | switch (op) |
1010 | { | |
1011 | case BINOP_ADD: | |
1012 | case BINOP_SUB: | |
1013 | if ((numeric_type (t1) && pointer_type (t2)) || | |
1014 | (pointer_type (t1) && numeric_type (t2))) | |
1015 | { | |
1016 | warning ("combining pointer and integer.\n"); | |
1017 | break; | |
1018 | } | |
1019 | case BINOP_MUL: | |
1020 | case BINOP_LSH: | |
1021 | case BINOP_RSH: | |
1022 | if (!numeric_type (t1) || !numeric_type (t2)) | |
1023 | type_op_error ("Arguments to %s must be numbers.", op); | |
1024 | else if (!same_type (t1, t2)) | |
1025 | type_op_error ("Arguments to %s must be of the same type.", op); | |
c906108c SS |
1026 | break; |
1027 | ||
c5aa993b JM |
1028 | case BINOP_LOGICAL_AND: |
1029 | case BINOP_LOGICAL_OR: | |
1030 | if (!boolean_type (t1) || !boolean_type (t2)) | |
1031 | type_op_error ("Arguments to %s must be of boolean type.", op); | |
c906108c SS |
1032 | break; |
1033 | ||
c5aa993b JM |
1034 | case BINOP_EQUAL: |
1035 | if ((pointer_type (t1) && !(pointer_type (t2) || integral_type (t2))) || | |
1036 | (pointer_type (t2) && !(pointer_type (t1) || integral_type (t1)))) | |
1037 | type_op_error ("A pointer can only be compared to an integer or pointer.", op); | |
1038 | else if ((pointer_type (t1) && integral_type (t2)) || | |
1039 | (integral_type (t1) && pointer_type (t2))) | |
1040 | { | |
1041 | warning ("combining integer and pointer.\n"); | |
1042 | break; | |
1043 | } | |
1044 | else if (!simple_type (t1) || !simple_type (t2)) | |
1045 | type_op_error ("Arguments to %s must be of simple type.", op); | |
1046 | else if (!same_type (t1, t2)) | |
1047 | type_op_error ("Arguments to %s must be of the same type.", op); | |
c906108c SS |
1048 | break; |
1049 | ||
c5aa993b JM |
1050 | case BINOP_REM: |
1051 | case BINOP_MOD: | |
1052 | if (!integral_type (t1) || !integral_type (t2)) | |
1053 | type_op_error ("Arguments to %s must be of integral type.", op); | |
c906108c SS |
1054 | break; |
1055 | ||
c5aa993b JM |
1056 | case BINOP_LESS: |
1057 | case BINOP_GTR: | |
1058 | case BINOP_LEQ: | |
1059 | case BINOP_GEQ: | |
1060 | if (!ordered_type (t1) || !ordered_type (t2)) | |
1061 | type_op_error ("Arguments to %s must be of ordered type.", op); | |
1062 | else if (!same_type (t1, t2)) | |
1063 | type_op_error ("Arguments to %s must be of the same type.", op); | |
c906108c SS |
1064 | break; |
1065 | ||
c5aa993b JM |
1066 | case BINOP_ASSIGN: |
1067 | if (pointer_type (t1) && !integral_type (t2)) | |
1068 | type_op_error ("A pointer can only be assigned an integer.", op); | |
1069 | else if (pointer_type (t1) && integral_type (t2)) | |
1070 | { | |
1071 | warning ("combining integer and pointer."); | |
1072 | break; | |
1073 | } | |
1074 | else if (!simple_type (t1) || !simple_type (t2)) | |
1075 | type_op_error ("Arguments to %s must be of simple type.", op); | |
1076 | else if (!same_type (t1, t2)) | |
1077 | type_op_error ("Arguments to %s must be of the same type.", op); | |
c906108c SS |
1078 | break; |
1079 | ||
1080 | case BINOP_CONCAT: | |
1081 | /* FIXME: Needs to handle bitstrings as well. */ | |
c5aa993b JM |
1082 | if (!(string_type (t1) || character_type (t1) || integral_type (t1)) |
1083 | || !(string_type (t2) || character_type (t2) || integral_type (t2))) | |
1084 | type_op_error ("Arguments to %s must be strings or characters.", op); | |
c906108c SS |
1085 | break; |
1086 | ||
c5aa993b | 1087 | /* Unary checks -- arg2 is null */ |
c906108c | 1088 | |
c5aa993b JM |
1089 | case UNOP_LOGICAL_NOT: |
1090 | if (!boolean_type (t1)) | |
1091 | type_op_error ("Argument to %s must be of boolean type.", op); | |
c906108c SS |
1092 | break; |
1093 | ||
c5aa993b JM |
1094 | case UNOP_PLUS: |
1095 | case UNOP_NEG: | |
1096 | if (!numeric_type (t1)) | |
1097 | type_op_error ("Argument to %s must be of numeric type.", op); | |
c906108c SS |
1098 | break; |
1099 | ||
c5aa993b JM |
1100 | case UNOP_IND: |
1101 | if (integral_type (t1)) | |
1102 | { | |
1103 | warning ("combining pointer and integer.\n"); | |
1104 | break; | |
1105 | } | |
1106 | else if (!pointer_type (t1)) | |
1107 | type_op_error ("Argument to %s must be a pointer.", op); | |
c906108c SS |
1108 | break; |
1109 | ||
c5aa993b JM |
1110 | case UNOP_PREINCREMENT: |
1111 | case UNOP_POSTINCREMENT: | |
1112 | case UNOP_PREDECREMENT: | |
1113 | case UNOP_POSTDECREMENT: | |
1114 | if (!ordered_type (t1)) | |
1115 | type_op_error ("Argument to %s must be of an ordered type.", op); | |
c906108c SS |
1116 | break; |
1117 | ||
c5aa993b | 1118 | default: |
c906108c | 1119 | /* Ok. The following operators have different meanings in |
c5aa993b JM |
1120 | different languages. */ |
1121 | switch (current_language->la_language) | |
1122 | { | |
c906108c | 1123 | #ifdef _LANG_c |
c5aa993b JM |
1124 | case language_c: |
1125 | case language_cplus: | |
eb392fbf | 1126 | case language_objc: |
c5aa993b JM |
1127 | switch (op) |
1128 | { | |
1129 | case BINOP_DIV: | |
1130 | if (!numeric_type (t1) || !numeric_type (t2)) | |
1131 | type_op_error ("Arguments to %s must be numbers.", op); | |
1132 | break; | |
1133 | } | |
1134 | break; | |
c906108c SS |
1135 | #endif |
1136 | ||
1137 | #ifdef _LANG_m2 | |
c5aa993b JM |
1138 | case language_m2: |
1139 | switch (op) | |
1140 | { | |
1141 | case BINOP_DIV: | |
1142 | if (!float_type (t1) || !float_type (t2)) | |
1143 | type_op_error ("Arguments to %s must be floating point numbers.", op); | |
1144 | break; | |
1145 | case BINOP_INTDIV: | |
1146 | if (!integral_type (t1) || !integral_type (t2)) | |
1147 | type_op_error ("Arguments to %s must be of integral type.", op); | |
1148 | break; | |
1149 | } | |
c906108c SS |
1150 | #endif |
1151 | ||
750ba382 PM |
1152 | #ifdef _LANG_pascal |
1153 | case language_pascal: | |
1154 | switch(op) | |
1155 | { | |
1156 | case BINOP_DIV: | |
1157 | if (!float_type(t1) && !float_type(t2)) | |
1158 | type_op_error ("Arguments to %s must be floating point numbers.",op); | |
1159 | break; | |
1160 | case BINOP_INTDIV: | |
1161 | if (!integral_type(t1) || !integral_type(t2)) | |
1162 | type_op_error ("Arguments to %s must be of integral type.",op); | |
1163 | break; | |
1164 | } | |
1165 | #endif | |
1166 | ||
c5aa993b JM |
1167 | } |
1168 | } | |
c906108c SS |
1169 | } |
1170 | ||
c5aa993b | 1171 | #endif /* 0 */ |
c906108c | 1172 | \f |
c5aa993b | 1173 | |
c906108c SS |
1174 | /* This page contains functions for the printing out of |
1175 | error messages that occur during type- and range- | |
1176 | checking. */ | |
1177 | ||
1178 | /* Prints the format string FMT with the operator as a string | |
1179 | corresponding to the opcode OP. If FATAL is non-zero, then | |
1180 | this is an error and error () is called. Otherwise, it is | |
1181 | a warning and printf() is called. */ | |
1182 | void | |
fba45db2 | 1183 | op_error (char *fmt, enum exp_opcode op, int fatal) |
c906108c | 1184 | { |
c5aa993b JM |
1185 | if (fatal) |
1186 | error (fmt, op_string (op)); | |
1187 | else | |
1188 | { | |
1189 | warning (fmt, op_string (op)); | |
1190 | } | |
c906108c SS |
1191 | } |
1192 | ||
ddfe3c15 AC |
1193 | /* These are called when a language fails a type- or range-check. The |
1194 | first argument should be a printf()-style format string, and the | |
1195 | rest of the arguments should be its arguments. If | |
1196 | [type|range]_check is [type|range]_check_on, an error is printed; | |
1197 | if [type|range]_check_warn, a warning; otherwise just the | |
1198 | message. */ | |
c906108c SS |
1199 | |
1200 | void | |
ddfe3c15 | 1201 | type_error (const char *string,...) |
c906108c | 1202 | { |
c5aa993b | 1203 | va_list args; |
c5aa993b | 1204 | va_start (args, string); |
c906108c | 1205 | |
ddfe3c15 AC |
1206 | switch (type_check) |
1207 | { | |
1208 | case type_check_warn: | |
1209 | vwarning (string, args); | |
1210 | break; | |
1211 | case type_check_on: | |
1212 | verror (string, args); | |
1213 | break; | |
1214 | case type_check_off: | |
1215 | /* FIXME: cagney/2002-01-30: Should this function print anything | |
1216 | when type error is off? */ | |
1217 | vfprintf_filtered (gdb_stderr, string, args); | |
1218 | fprintf_filtered (gdb_stderr, "\n"); | |
1219 | break; | |
1220 | default: | |
1221 | internal_error (__FILE__, __LINE__, "bad switch"); | |
1222 | } | |
c5aa993b | 1223 | va_end (args); |
c906108c SS |
1224 | } |
1225 | ||
1226 | void | |
ddfe3c15 | 1227 | range_error (const char *string,...) |
c906108c | 1228 | { |
c5aa993b | 1229 | va_list args; |
c5aa993b | 1230 | va_start (args, string); |
c906108c | 1231 | |
ddfe3c15 AC |
1232 | switch (range_check) |
1233 | { | |
1234 | case range_check_warn: | |
1235 | vwarning (string, args); | |
1236 | break; | |
1237 | case range_check_on: | |
1238 | verror (string, args); | |
1239 | break; | |
1240 | case range_check_off: | |
1241 | /* FIXME: cagney/2002-01-30: Should this function print anything | |
1242 | when range error is off? */ | |
1243 | vfprintf_filtered (gdb_stderr, string, args); | |
1244 | fprintf_filtered (gdb_stderr, "\n"); | |
1245 | break; | |
1246 | default: | |
1247 | internal_error (__FILE__, __LINE__, "bad switch"); | |
1248 | } | |
c5aa993b | 1249 | va_end (args); |
c906108c | 1250 | } |
c906108c | 1251 | \f |
c5aa993b | 1252 | |
c906108c SS |
1253 | /* This page contains miscellaneous functions */ |
1254 | ||
1255 | /* Return the language enum for a given language string. */ | |
1256 | ||
1257 | enum language | |
fba45db2 | 1258 | language_enum (char *str) |
c906108c SS |
1259 | { |
1260 | int i; | |
1261 | ||
c5aa993b | 1262 | for (i = 0; i < languages_size; i++) |
c906108c SS |
1263 | if (STREQ (languages[i]->la_name, str)) |
1264 | return languages[i]->la_language; | |
1265 | ||
1266 | return language_unknown; | |
1267 | } | |
1268 | ||
1269 | /* Return the language struct for a given language enum. */ | |
1270 | ||
1271 | const struct language_defn * | |
fba45db2 | 1272 | language_def (enum language lang) |
c906108c SS |
1273 | { |
1274 | int i; | |
1275 | ||
c5aa993b JM |
1276 | for (i = 0; i < languages_size; i++) |
1277 | { | |
1278 | if (languages[i]->la_language == lang) | |
1279 | { | |
1280 | return languages[i]; | |
1281 | } | |
c906108c | 1282 | } |
c906108c SS |
1283 | return NULL; |
1284 | } | |
1285 | ||
1286 | /* Return the language as a string */ | |
1287 | char * | |
fba45db2 | 1288 | language_str (enum language lang) |
c906108c SS |
1289 | { |
1290 | int i; | |
1291 | ||
c5aa993b JM |
1292 | for (i = 0; i < languages_size; i++) |
1293 | { | |
1294 | if (languages[i]->la_language == lang) | |
1295 | { | |
1296 | return languages[i]->la_name; | |
1297 | } | |
c906108c | 1298 | } |
c906108c SS |
1299 | return "Unknown"; |
1300 | } | |
1301 | ||
1302 | static void | |
fba45db2 | 1303 | set_check (char *ignore, int from_tty) |
c906108c | 1304 | { |
c5aa993b JM |
1305 | printf_unfiltered ( |
1306 | "\"set check\" must be followed by the name of a check subcommand.\n"); | |
1307 | help_list (setchecklist, "set check ", -1, gdb_stdout); | |
c906108c SS |
1308 | } |
1309 | ||
1310 | static void | |
fba45db2 | 1311 | show_check (char *ignore, int from_tty) |
c906108c | 1312 | { |
c5aa993b | 1313 | cmd_show_list (showchecklist, from_tty, ""); |
c906108c SS |
1314 | } |
1315 | \f | |
1316 | /* Add a language to the set of known languages. */ | |
1317 | ||
1318 | void | |
fba45db2 | 1319 | add_language (const struct language_defn *lang) |
c906108c SS |
1320 | { |
1321 | if (lang->la_magic != LANG_MAGIC) | |
1322 | { | |
c5aa993b JM |
1323 | fprintf_unfiltered (gdb_stderr, "Magic number of %s language struct wrong\n", |
1324 | lang->la_name); | |
e1e9e218 | 1325 | internal_error (__FILE__, __LINE__, "failed internal consistency check"); |
c906108c SS |
1326 | } |
1327 | ||
1328 | if (!languages) | |
1329 | { | |
1330 | languages_allocsize = DEFAULT_ALLOCSIZE; | |
1331 | languages = (const struct language_defn **) xmalloc | |
1332 | (languages_allocsize * sizeof (*languages)); | |
1333 | } | |
1334 | if (languages_size >= languages_allocsize) | |
1335 | { | |
1336 | languages_allocsize *= 2; | |
1337 | languages = (const struct language_defn **) xrealloc ((char *) languages, | |
c5aa993b | 1338 | languages_allocsize * sizeof (*languages)); |
c906108c SS |
1339 | } |
1340 | languages[languages_size++] = lang; | |
1341 | } | |
1342 | ||
f636b87d AF |
1343 | /* Iterate through all registered languages looking for and calling |
1344 | any non-NULL struct language_defn.skip_trampoline() functions. | |
1345 | Return the result from the first that returns non-zero, or 0 if all | |
1346 | `fail'. */ | |
1347 | CORE_ADDR | |
1348 | skip_language_trampoline (CORE_ADDR pc) | |
1349 | { | |
1350 | int i; | |
1351 | ||
1352 | for (i = 0; i < languages_size; i++) | |
1353 | { | |
1354 | if (languages[i]->skip_trampoline) | |
1355 | { | |
1356 | CORE_ADDR real_pc = (languages[i]->skip_trampoline) (pc); | |
1357 | if (real_pc) | |
1358 | return real_pc; | |
1359 | } | |
1360 | } | |
1361 | ||
1362 | return 0; | |
1363 | } | |
1364 | ||
9a3d7dfd AF |
1365 | /* Return demangled language symbol, or NULL. |
1366 | FIXME: Options are only useful for certain languages and ignored | |
1367 | by others, so it would be better to remove them here and have a | |
1368 | more flexible demangler for the languages that need it. | |
1369 | FIXME: Sometimes the demangler is invoked when we don't know the | |
1370 | language, so we can't use this everywhere. */ | |
1371 | char * | |
1372 | language_demangle (const struct language_defn *current_language, | |
1373 | const char *mangled, int options) | |
1374 | { | |
1375 | if (current_language != NULL && current_language->la_demangle) | |
1376 | return current_language->la_demangle (mangled, options); | |
1377 | return NULL; | |
1378 | } | |
1379 | ||
f636b87d | 1380 | |
c906108c SS |
1381 | /* Define the language that is no language. */ |
1382 | ||
1383 | static int | |
fba45db2 | 1384 | unk_lang_parser (void) |
c906108c SS |
1385 | { |
1386 | return 1; | |
1387 | } | |
1388 | ||
1389 | static void | |
fba45db2 | 1390 | unk_lang_error (char *msg) |
c906108c SS |
1391 | { |
1392 | error ("Attempted to parse an expression with unknown language"); | |
1393 | } | |
1394 | ||
1395 | static void | |
fba45db2 | 1396 | unk_lang_emit_char (register int c, struct ui_file *stream, int quoter) |
c906108c SS |
1397 | { |
1398 | error ("internal error - unimplemented function unk_lang_emit_char called."); | |
1399 | } | |
1400 | ||
1401 | static void | |
fba45db2 | 1402 | unk_lang_printchar (register int c, struct ui_file *stream) |
c906108c SS |
1403 | { |
1404 | error ("internal error - unimplemented function unk_lang_printchar called."); | |
1405 | } | |
1406 | ||
1407 | static void | |
fba45db2 KB |
1408 | unk_lang_printstr (struct ui_file *stream, char *string, unsigned int length, |
1409 | int width, int force_ellipses) | |
c906108c SS |
1410 | { |
1411 | error ("internal error - unimplemented function unk_lang_printstr called."); | |
1412 | } | |
1413 | ||
1414 | static struct type * | |
fba45db2 | 1415 | unk_lang_create_fundamental_type (struct objfile *objfile, int typeid) |
c906108c SS |
1416 | { |
1417 | error ("internal error - unimplemented function unk_lang_create_fundamental_type called."); | |
1418 | } | |
1419 | ||
1420 | static void | |
fba45db2 KB |
1421 | unk_lang_print_type (struct type *type, char *varstring, struct ui_file *stream, |
1422 | int show, int level) | |
c906108c SS |
1423 | { |
1424 | error ("internal error - unimplemented function unk_lang_print_type called."); | |
1425 | } | |
1426 | ||
1427 | static int | |
fba45db2 KB |
1428 | unk_lang_val_print (struct type *type, char *valaddr, int embedded_offset, |
1429 | CORE_ADDR address, struct ui_file *stream, int format, | |
1430 | int deref_ref, int recurse, enum val_prettyprint pretty) | |
c906108c SS |
1431 | { |
1432 | error ("internal error - unimplemented function unk_lang_val_print called."); | |
1433 | } | |
1434 | ||
1435 | static int | |
3d6d86c6 | 1436 | unk_lang_value_print (struct value *val, struct ui_file *stream, int format, |
fba45db2 | 1437 | enum val_prettyprint pretty) |
c906108c SS |
1438 | { |
1439 | error ("internal error - unimplemented function unk_lang_value_print called."); | |
1440 | } | |
1441 | ||
f636b87d AF |
1442 | static CORE_ADDR unk_lang_trampoline (CORE_ADDR pc) |
1443 | { | |
1444 | return 0; | |
1445 | } | |
1446 | ||
9a3d7dfd AF |
1447 | /* Unknown languages just use the cplus demangler. */ |
1448 | static char *unk_lang_demangle (const char *mangled, int options) | |
1449 | { | |
1450 | return cplus_demangle (mangled, options); | |
1451 | } | |
1452 | ||
1453 | ||
6c6ea35e | 1454 | static struct type **const (unknown_builtin_types[]) = |
c5aa993b JM |
1455 | { |
1456 | 0 | |
1457 | }; | |
1458 | static const struct op_print unk_op_print_tab[] = | |
1459 | { | |
1460 | {NULL, OP_NULL, PREC_NULL, 0} | |
c906108c SS |
1461 | }; |
1462 | ||
c5aa993b JM |
1463 | const struct language_defn unknown_language_defn = |
1464 | { | |
c906108c SS |
1465 | "unknown", |
1466 | language_unknown, | |
1467 | &unknown_builtin_types[0], | |
1468 | range_check_off, | |
1469 | type_check_off, | |
63872f9d | 1470 | case_sensitive_on, |
c906108c SS |
1471 | unk_lang_parser, |
1472 | unk_lang_error, | |
1473 | evaluate_subexp_standard, | |
1474 | unk_lang_printchar, /* Print character constant */ | |
1475 | unk_lang_printstr, | |
1476 | unk_lang_emit_char, | |
1477 | unk_lang_create_fundamental_type, | |
1478 | unk_lang_print_type, /* Print a type using appropriate syntax */ | |
1479 | unk_lang_val_print, /* Print a value using appropriate syntax */ | |
1480 | unk_lang_value_print, /* Print a top-level value */ | |
f636b87d | 1481 | unk_lang_trampoline, /* Language specific skip_trampoline */ |
5f9a71c3 DC |
1482 | value_of_this, /* value_of_this */ |
1483 | basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */ | |
9a3d7dfd | 1484 | unk_lang_demangle, /* Language specific symbol demangler */ |
c5aa993b JM |
1485 | {"", "", "", ""}, /* Binary format info */ |
1486 | {"0%lo", "0", "o", ""}, /* Octal format info */ | |
1487 | {"%ld", "", "d", ""}, /* Decimal format info */ | |
1488 | {"0x%lx", "0x", "x", ""}, /* Hex format info */ | |
c906108c SS |
1489 | unk_op_print_tab, /* expression operators for printing */ |
1490 | 1, /* c-style arrays */ | |
1491 | 0, /* String lower bound */ | |
c5aa993b | 1492 | &builtin_type_char, /* Type of string elements */ |
c906108c SS |
1493 | LANG_MAGIC |
1494 | }; | |
1495 | ||
1496 | /* These two structs define fake entries for the "local" and "auto" options. */ | |
c5aa993b JM |
1497 | const struct language_defn auto_language_defn = |
1498 | { | |
c906108c SS |
1499 | "auto", |
1500 | language_auto, | |
1501 | &unknown_builtin_types[0], | |
1502 | range_check_off, | |
1503 | type_check_off, | |
63872f9d | 1504 | case_sensitive_on, |
c906108c SS |
1505 | unk_lang_parser, |
1506 | unk_lang_error, | |
1507 | evaluate_subexp_standard, | |
1508 | unk_lang_printchar, /* Print character constant */ | |
1509 | unk_lang_printstr, | |
1510 | unk_lang_emit_char, | |
1511 | unk_lang_create_fundamental_type, | |
1512 | unk_lang_print_type, /* Print a type using appropriate syntax */ | |
1513 | unk_lang_val_print, /* Print a value using appropriate syntax */ | |
1514 | unk_lang_value_print, /* Print a top-level value */ | |
f636b87d | 1515 | unk_lang_trampoline, /* Language specific skip_trampoline */ |
5f9a71c3 DC |
1516 | value_of_this, /* value_of_this */ |
1517 | basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */ | |
9a3d7dfd | 1518 | unk_lang_demangle, /* Language specific symbol demangler */ |
c5aa993b JM |
1519 | {"", "", "", ""}, /* Binary format info */ |
1520 | {"0%lo", "0", "o", ""}, /* Octal format info */ | |
1521 | {"%ld", "", "d", ""}, /* Decimal format info */ | |
1522 | {"0x%lx", "0x", "x", ""}, /* Hex format info */ | |
c906108c SS |
1523 | unk_op_print_tab, /* expression operators for printing */ |
1524 | 1, /* c-style arrays */ | |
1525 | 0, /* String lower bound */ | |
c5aa993b | 1526 | &builtin_type_char, /* Type of string elements */ |
c906108c SS |
1527 | LANG_MAGIC |
1528 | }; | |
1529 | ||
c5aa993b JM |
1530 | const struct language_defn local_language_defn = |
1531 | { | |
c906108c SS |
1532 | "local", |
1533 | language_auto, | |
1534 | &unknown_builtin_types[0], | |
1535 | range_check_off, | |
1536 | type_check_off, | |
63872f9d | 1537 | case_sensitive_on, |
c906108c SS |
1538 | unk_lang_parser, |
1539 | unk_lang_error, | |
1540 | evaluate_subexp_standard, | |
1541 | unk_lang_printchar, /* Print character constant */ | |
1542 | unk_lang_printstr, | |
1543 | unk_lang_emit_char, | |
1544 | unk_lang_create_fundamental_type, | |
1545 | unk_lang_print_type, /* Print a type using appropriate syntax */ | |
1546 | unk_lang_val_print, /* Print a value using appropriate syntax */ | |
1547 | unk_lang_value_print, /* Print a top-level value */ | |
f636b87d | 1548 | unk_lang_trampoline, /* Language specific skip_trampoline */ |
5f9a71c3 DC |
1549 | value_of_this, /* value_of_this */ |
1550 | basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */ | |
9a3d7dfd | 1551 | unk_lang_demangle, /* Language specific symbol demangler */ |
c5aa993b JM |
1552 | {"", "", "", ""}, /* Binary format info */ |
1553 | {"0%lo", "0", "o", ""}, /* Octal format info */ | |
1554 | {"%ld", "", "d", ""}, /* Decimal format info */ | |
1555 | {"0x%lx", "0x", "x", ""}, /* Hex format info */ | |
c906108c SS |
1556 | unk_op_print_tab, /* expression operators for printing */ |
1557 | 1, /* c-style arrays */ | |
1558 | 0, /* String lower bound */ | |
c5aa993b | 1559 | &builtin_type_char, /* Type of string elements */ |
c906108c SS |
1560 | LANG_MAGIC |
1561 | }; | |
1562 | \f | |
1563 | /* Initialize the language routines */ | |
1564 | ||
1565 | void | |
fba45db2 | 1566 | _initialize_language (void) |
c906108c | 1567 | { |
c5aa993b JM |
1568 | struct cmd_list_element *set, *show; |
1569 | ||
1570 | /* GDB commands for language specific stuff */ | |
1571 | ||
1572 | set = add_set_cmd ("language", class_support, var_string_noescape, | |
1573 | (char *) &language, | |
1574 | "Set the current source language.", | |
1575 | &setlist); | |
1576 | show = add_show_from_set (set, &showlist); | |
9f60d481 AC |
1577 | set_cmd_cfunc (set, set_language_command); |
1578 | set_cmd_cfunc (show, show_language_command); | |
c5aa993b JM |
1579 | |
1580 | add_prefix_cmd ("check", no_class, set_check, | |
d4654627 | 1581 | "Set the status of the type/range checker.", |
c5aa993b JM |
1582 | &setchecklist, "set check ", 0, &setlist); |
1583 | add_alias_cmd ("c", "check", no_class, 1, &setlist); | |
1584 | add_alias_cmd ("ch", "check", no_class, 1, &setlist); | |
1585 | ||
1586 | add_prefix_cmd ("check", no_class, show_check, | |
d4654627 | 1587 | "Show the status of the type/range checker.", |
c5aa993b JM |
1588 | &showchecklist, "show check ", 0, &showlist); |
1589 | add_alias_cmd ("c", "check", no_class, 1, &showlist); | |
1590 | add_alias_cmd ("ch", "check", no_class, 1, &showlist); | |
1591 | ||
1592 | set = add_set_cmd ("type", class_support, var_string_noescape, | |
1593 | (char *) &type, | |
1594 | "Set type checking. (on/warn/off/auto)", | |
1595 | &setchecklist); | |
1596 | show = add_show_from_set (set, &showchecklist); | |
9f60d481 AC |
1597 | set_cmd_cfunc (set, set_type_command); |
1598 | set_cmd_cfunc (show, show_type_command); | |
c5aa993b JM |
1599 | |
1600 | set = add_set_cmd ("range", class_support, var_string_noescape, | |
1601 | (char *) &range, | |
1602 | "Set range checking. (on/warn/off/auto)", | |
1603 | &setchecklist); | |
1604 | show = add_show_from_set (set, &showchecklist); | |
9f60d481 AC |
1605 | set_cmd_cfunc (set, set_range_command); |
1606 | set_cmd_cfunc (show, show_range_command); | |
c5aa993b | 1607 | |
63872f9d JG |
1608 | set = add_set_cmd ("case-sensitive", class_support, var_string_noescape, |
1609 | (char *) &case_sensitive, | |
1610 | "Set case sensitivity in name search. (on/off/auto)\n\ | |
1611 | For Fortran the default is off; for other languages the default is on.", | |
1612 | &setlist); | |
1613 | show = add_show_from_set (set, &showlist); | |
9f60d481 AC |
1614 | set_cmd_cfunc (set, set_case_command); |
1615 | set_cmd_cfunc (show, show_case_command); | |
63872f9d | 1616 | |
c5aa993b JM |
1617 | add_language (&unknown_language_defn); |
1618 | add_language (&local_language_defn); | |
1619 | add_language (&auto_language_defn); | |
1620 | ||
1621 | language = savestring ("auto", strlen ("auto")); | |
ed9a39eb | 1622 | type = savestring ("auto", strlen ("auto")); |
ed9a39eb | 1623 | range = savestring ("auto", strlen ("auto")); |
63872f9d JG |
1624 | case_sensitive = savestring ("auto",strlen ("auto")); |
1625 | ||
1626 | /* Have the above take effect */ | |
1627 | set_language (language_auto); | |
c906108c | 1628 | } |