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c906108c | 1 | /* Multiple source language support for GDB. |
1bac305b | 2 | |
3666a048 | 3 | Copyright (C) 1991-2021 Free Software Foundation, Inc. |
1bac305b | 4 | |
c906108c SS |
5 | Contributed by the Department of Computer Science at the State University |
6 | of New York at Buffalo. | |
7 | ||
c5aa993b | 8 | This file is part of GDB. |
c906108c | 9 | |
c5aa993b JM |
10 | This program is free software; you can redistribute it and/or modify |
11 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 12 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 13 | (at your option) any later version. |
c906108c | 14 | |
c5aa993b JM |
15 | This program is distributed in the hope that it will be useful, |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
c906108c | 19 | |
c5aa993b | 20 | You should have received a copy of the GNU General Public License |
a9762ec7 | 21 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
22 | |
23 | /* This file contains functions that return things that are specific | |
24 | to languages. Each function should examine current_language if necessary, | |
1777feb0 | 25 | and return the appropriate result. */ |
c906108c SS |
26 | |
27 | /* FIXME: Most of these would be better organized as macros which | |
28 | return data out of a "language-specific" struct pointer that is set | |
29 | whenever the working language changes. That would be a lot faster. */ | |
30 | ||
31 | #include "defs.h" | |
32 | #include <ctype.h> | |
c906108c SS |
33 | #include "symtab.h" |
34 | #include "gdbtypes.h" | |
35 | #include "value.h" | |
36 | #include "gdbcmd.h" | |
c906108c SS |
37 | #include "expression.h" |
38 | #include "language.h" | |
a53b64ea | 39 | #include "varobj.h" |
c906108c SS |
40 | #include "target.h" |
41 | #include "parser-defs.h" | |
9a3d7dfd | 42 | #include "demangle.h" |
8b60591b | 43 | #include "symfile.h" |
8de20a37 | 44 | #include "cp-support.h" |
06096720 | 45 | #include "frame.h" |
43cc5389 | 46 | #include "c-lang.h" |
47e77640 | 47 | #include <algorithm> |
0d12e84c | 48 | #include "gdbarch.h" |
bdfea17e | 49 | #include "compile/compile-internal.h" |
c906108c | 50 | |
a451cb65 | 51 | static void set_range_case (void); |
c906108c | 52 | |
efdf6a73 AB |
53 | /* range_mode == |
54 | range_mode_auto: range_check set automatically to default of language. | |
55 | range_mode_manual: range_check set manually by user. */ | |
56 | ||
57 | enum range_mode | |
58 | { | |
59 | range_mode_auto, range_mode_manual | |
60 | }; | |
61 | ||
0d201fa4 AB |
62 | /* case_mode == |
63 | case_mode_auto: case_sensitivity set upon selection of scope. | |
64 | case_mode_manual: case_sensitivity set only by user. */ | |
65 | ||
66 | enum case_mode | |
67 | { | |
68 | case_mode_auto, case_mode_manual | |
69 | }; | |
70 | ||
c906108c | 71 | /* The current (default at startup) state of type and range checking. |
c5aa993b JM |
72 | (If the modes are set to "auto", though, these are changed based |
73 | on the default language at startup, and then again based on the | |
74 | language of the first source file. */ | |
c906108c | 75 | |
efdf6a73 | 76 | static enum range_mode range_mode = range_mode_auto; |
c906108c | 77 | enum range_check range_check = range_check_off; |
0d201fa4 | 78 | static enum case_mode case_mode = case_mode_auto; |
63872f9d | 79 | enum case_sensitivity case_sensitivity = case_sensitive_on; |
c906108c | 80 | |
1777feb0 | 81 | /* The current language and language_mode (see language.h). */ |
c906108c | 82 | |
0874fd07 | 83 | const struct language_defn *current_language = nullptr; |
c906108c SS |
84 | enum language_mode language_mode = language_mode_auto; |
85 | ||
86 | /* The language that the user expects to be typing in (the language | |
87 | of main(), or the last language we notified them about, or C). */ | |
88 | ||
89 | const struct language_defn *expected_language; | |
90 | ||
0874fd07 AB |
91 | /* Define the array containing all languages. */ |
92 | ||
93 | const struct language_defn *language_defn::languages[nr_languages]; | |
c906108c | 94 | |
814fa4f6 | 95 | /* The current values of the "set language/range/case-sensitive" enum |
b84aa90a PA |
96 | commands. */ |
97 | static const char *language; | |
b84aa90a PA |
98 | static const char *range; |
99 | static const char *case_sensitive; | |
c906108c | 100 | |
34916edc CB |
101 | /* See language.h. */ |
102 | const char lang_frame_mismatch_warn[] = | |
103 | N_("Warning: the current language does not match this frame."); | |
c906108c SS |
104 | \f |
105 | /* This page contains the functions corresponding to GDB commands | |
1777feb0 | 106 | and their helpers. */ |
c906108c SS |
107 | |
108 | /* Show command. Display a warning if the language set | |
1777feb0 | 109 | does not match the frame. */ |
c906108c | 110 | static void |
4d28ad1e AC |
111 | show_language_command (struct ui_file *file, int from_tty, |
112 | struct cmd_list_element *c, const char *value) | |
c906108c | 113 | { |
7ff38b1c | 114 | enum language flang; /* The language of the frame. */ |
c906108c | 115 | |
b84aa90a PA |
116 | if (language_mode == language_mode_auto) |
117 | fprintf_filtered (gdb_stdout, | |
118 | _("The current source language is " | |
119 | "\"auto; currently %s\".\n"), | |
6f7664a9 | 120 | current_language->name ()); |
b84aa90a | 121 | else |
3e43a32a MS |
122 | fprintf_filtered (gdb_stdout, |
123 | _("The current source language is \"%s\".\n"), | |
6f7664a9 | 124 | current_language->name ()); |
b84aa90a | 125 | |
7ff38b1c AB |
126 | if (has_stack_frames ()) |
127 | { | |
128 | struct frame_info *frame; | |
129 | ||
130 | frame = get_selected_frame (NULL); | |
131 | flang = get_frame_language (frame); | |
132 | if (flang != language_unknown | |
133 | && language_mode == language_mode_manual | |
134 | && current_language->la_language != flang) | |
34916edc | 135 | printf_filtered ("%s\n", _(lang_frame_mismatch_warn)); |
7ff38b1c | 136 | } |
c906108c SS |
137 | } |
138 | ||
1777feb0 | 139 | /* Set command. Change the current working language. */ |
c906108c | 140 | static void |
eb4c3f4a TT |
141 | set_language_command (const char *ignore, |
142 | int from_tty, struct cmd_list_element *c) | |
c906108c | 143 | { |
7ff38b1c | 144 | enum language flang = language_unknown; |
c906108c | 145 | |
47e77640 PA |
146 | /* "local" is a synonym of "auto". */ |
147 | if (strcmp (language, "local") == 0) | |
148 | language = "auto"; | |
149 | ||
c906108c | 150 | /* Search the list of languages for a match. */ |
0874fd07 | 151 | for (const auto &lang : language_defn::languages) |
c5aa993b | 152 | { |
6f7664a9 | 153 | if (strcmp (lang->name (), language) == 0) |
c5aa993b JM |
154 | { |
155 | /* Found it! Go into manual mode, and use this language. */ | |
47e77640 | 156 | if (lang->la_language == language_auto) |
c5aa993b | 157 | { |
8b60591b | 158 | /* Enter auto mode. Set to the current frame's language, if |
dda83cd7 | 159 | known, or fallback to the initial language. */ |
c5aa993b | 160 | language_mode = language_mode_auto; |
a70b8144 | 161 | try |
7ff38b1c AB |
162 | { |
163 | struct frame_info *frame; | |
164 | ||
165 | frame = get_selected_frame (NULL); | |
166 | flang = get_frame_language (frame); | |
167 | } | |
230d2906 | 168 | catch (const gdb_exception_error &ex) |
7ff38b1c AB |
169 | { |
170 | flang = language_unknown; | |
171 | } | |
7ff38b1c | 172 | |
c5aa993b JM |
173 | if (flang != language_unknown) |
174 | set_language (flang); | |
8b60591b JB |
175 | else |
176 | set_initial_language (); | |
c5aa993b JM |
177 | expected_language = current_language; |
178 | return; | |
179 | } | |
180 | else | |
181 | { | |
182 | /* Enter manual mode. Set the specified language. */ | |
183 | language_mode = language_mode_manual; | |
47e77640 | 184 | current_language = lang; |
a451cb65 | 185 | set_range_case (); |
c5aa993b JM |
186 | expected_language = current_language; |
187 | return; | |
188 | } | |
189 | } | |
c906108c | 190 | } |
c906108c | 191 | |
b84aa90a PA |
192 | internal_error (__FILE__, __LINE__, |
193 | "Couldn't find language `%s' in known languages list.", | |
194 | language); | |
c906108c SS |
195 | } |
196 | ||
c906108c | 197 | /* Show command. Display a warning if the range setting does |
1777feb0 | 198 | not match the current language. */ |
c906108c | 199 | static void |
4d28ad1e AC |
200 | show_range_command (struct ui_file *file, int from_tty, |
201 | struct cmd_list_element *c, const char *value) | |
c906108c | 202 | { |
b84aa90a PA |
203 | if (range_mode == range_mode_auto) |
204 | { | |
a121b7c1 | 205 | const char *tmp; |
b84aa90a PA |
206 | |
207 | switch (range_check) | |
208 | { | |
209 | case range_check_on: | |
210 | tmp = "on"; | |
211 | break; | |
212 | case range_check_off: | |
213 | tmp = "off"; | |
214 | break; | |
215 | case range_check_warn: | |
216 | tmp = "warn"; | |
217 | break; | |
218 | default: | |
219 | internal_error (__FILE__, __LINE__, | |
220 | "Unrecognized range check setting."); | |
221 | } | |
222 | ||
223 | fprintf_filtered (gdb_stdout, | |
224 | _("Range checking is \"auto; currently %s\".\n"), | |
225 | tmp); | |
226 | } | |
227 | else | |
228 | fprintf_filtered (gdb_stdout, _("Range checking is \"%s\".\n"), | |
229 | value); | |
230 | ||
efdf6a73 AB |
231 | if (range_check == range_check_warn |
232 | || ((range_check == range_check_on) | |
233 | != current_language->range_checking_on_by_default ())) | |
b84aa90a PA |
234 | warning (_("the current range check setting " |
235 | "does not match the language.\n")); | |
c906108c SS |
236 | } |
237 | ||
1777feb0 | 238 | /* Set command. Change the setting for range checking. */ |
c906108c | 239 | static void |
eb4c3f4a TT |
240 | set_range_command (const char *ignore, |
241 | int from_tty, struct cmd_list_element *c) | |
c906108c | 242 | { |
6314a349 | 243 | if (strcmp (range, "on") == 0) |
c5aa993b | 244 | { |
c906108c SS |
245 | range_check = range_check_on; |
246 | range_mode = range_mode_manual; | |
c5aa993b | 247 | } |
6314a349 | 248 | else if (strcmp (range, "warn") == 0) |
c5aa993b | 249 | { |
c906108c SS |
250 | range_check = range_check_warn; |
251 | range_mode = range_mode_manual; | |
c5aa993b | 252 | } |
6314a349 | 253 | else if (strcmp (range, "off") == 0) |
c5aa993b | 254 | { |
c906108c SS |
255 | range_check = range_check_off; |
256 | range_mode = range_mode_manual; | |
c5aa993b | 257 | } |
6314a349 | 258 | else if (strcmp (range, "auto") == 0) |
c5aa993b | 259 | { |
c906108c | 260 | range_mode = range_mode_auto; |
a451cb65 | 261 | set_range_case (); |
c906108c | 262 | return; |
c5aa993b | 263 | } |
c4093a6a JM |
264 | else |
265 | { | |
b84aa90a PA |
266 | internal_error (__FILE__, __LINE__, |
267 | _("Unrecognized range check setting: \"%s\""), range); | |
c4093a6a | 268 | } |
efdf6a73 AB |
269 | if (range_check == range_check_warn |
270 | || ((range_check == range_check_on) | |
271 | != current_language->range_checking_on_by_default ())) | |
b84aa90a PA |
272 | warning (_("the current range check setting " |
273 | "does not match the language.\n")); | |
c906108c SS |
274 | } |
275 | ||
63872f9d | 276 | /* Show command. Display a warning if the case sensitivity setting does |
1777feb0 | 277 | not match the current language. */ |
63872f9d | 278 | static void |
4d28ad1e AC |
279 | show_case_command (struct ui_file *file, int from_tty, |
280 | struct cmd_list_element *c, const char *value) | |
63872f9d | 281 | { |
b84aa90a PA |
282 | if (case_mode == case_mode_auto) |
283 | { | |
a121b7c1 | 284 | const char *tmp = NULL; |
b84aa90a PA |
285 | |
286 | switch (case_sensitivity) | |
287 | { | |
288 | case case_sensitive_on: | |
289 | tmp = "on"; | |
290 | break; | |
291 | case case_sensitive_off: | |
292 | tmp = "off"; | |
293 | break; | |
294 | default: | |
295 | internal_error (__FILE__, __LINE__, | |
296 | "Unrecognized case-sensitive setting."); | |
297 | } | |
298 | ||
299 | fprintf_filtered (gdb_stdout, | |
300 | _("Case sensitivity in " | |
301 | "name search is \"auto; currently %s\".\n"), | |
302 | tmp); | |
303 | } | |
304 | else | |
3e43a32a MS |
305 | fprintf_filtered (gdb_stdout, |
306 | _("Case sensitivity in name search is \"%s\".\n"), | |
b84aa90a PA |
307 | value); |
308 | ||
0d201fa4 | 309 | if (case_sensitivity != current_language->case_sensitivity ()) |
b84aa90a PA |
310 | warning (_("the current case sensitivity setting does not match " |
311 | "the language.\n")); | |
63872f9d JG |
312 | } |
313 | ||
591e78ff MK |
314 | /* Set command. Change the setting for case sensitivity. */ |
315 | ||
63872f9d | 316 | static void |
eb4c3f4a | 317 | set_case_command (const char *ignore, int from_tty, struct cmd_list_element *c) |
63872f9d | 318 | { |
591e78ff MK |
319 | if (strcmp (case_sensitive, "on") == 0) |
320 | { | |
321 | case_sensitivity = case_sensitive_on; | |
322 | case_mode = case_mode_manual; | |
323 | } | |
324 | else if (strcmp (case_sensitive, "off") == 0) | |
325 | { | |
326 | case_sensitivity = case_sensitive_off; | |
327 | case_mode = case_mode_manual; | |
328 | } | |
329 | else if (strcmp (case_sensitive, "auto") == 0) | |
330 | { | |
331 | case_mode = case_mode_auto; | |
a451cb65 | 332 | set_range_case (); |
591e78ff MK |
333 | return; |
334 | } | |
63872f9d | 335 | else |
591e78ff | 336 | { |
b84aa90a PA |
337 | internal_error (__FILE__, __LINE__, |
338 | "Unrecognized case-sensitive setting: \"%s\"", | |
339 | case_sensitive); | |
591e78ff | 340 | } |
b84aa90a | 341 | |
0d201fa4 | 342 | if (case_sensitivity != current_language->case_sensitivity ()) |
b84aa90a PA |
343 | warning (_("the current case sensitivity setting does not match " |
344 | "the language.\n")); | |
63872f9d JG |
345 | } |
346 | ||
347 | /* Set the status of range and type checking and case sensitivity based on | |
c906108c SS |
348 | the current modes and the current language. |
349 | If SHOW is non-zero, then print out the current language, | |
1777feb0 | 350 | type and range checking status. */ |
c906108c | 351 | static void |
a451cb65 | 352 | set_range_case (void) |
c906108c | 353 | { |
c906108c | 354 | if (range_mode == range_mode_auto) |
efdf6a73 AB |
355 | range_check = (current_language->range_checking_on_by_default () |
356 | ? range_check_on : range_check_off); | |
c906108c | 357 | |
63872f9d | 358 | if (case_mode == case_mode_auto) |
0d201fa4 | 359 | case_sensitivity = current_language->case_sensitivity (); |
c906108c SS |
360 | } |
361 | ||
1777feb0 MS |
362 | /* Set current language to (enum language) LANG. Returns previous |
363 | language. */ | |
c906108c SS |
364 | |
365 | enum language | |
fba45db2 | 366 | set_language (enum language lang) |
c906108c | 367 | { |
c906108c SS |
368 | enum language prev_language; |
369 | ||
370 | prev_language = current_language->la_language; | |
0874fd07 | 371 | current_language = language_def (lang); |
47e77640 | 372 | set_range_case (); |
c906108c SS |
373 | return prev_language; |
374 | } | |
375 | \f | |
c906108c | 376 | |
9f67fc59 | 377 | /* See language.h. */ |
c906108c SS |
378 | |
379 | void | |
9f67fc59 | 380 | language_info () |
c906108c | 381 | { |
9f67fc59 | 382 | if (expected_language == current_language) |
c906108c SS |
383 | return; |
384 | ||
385 | expected_language = current_language; | |
a3f17187 | 386 | printf_unfiltered (_("Current language: %s\n"), language); |
4d28ad1e | 387 | show_language_command (NULL, 1, NULL, NULL); |
c906108c SS |
388 | } |
389 | \f | |
c906108c | 390 | |
1777feb0 | 391 | /* Returns non-zero if the value is a pointer type. */ |
c906108c | 392 | int |
fba45db2 | 393 | pointer_type (struct type *type) |
c906108c | 394 | { |
78134374 | 395 | return type->code () == TYPE_CODE_PTR || TYPE_IS_REFERENCE (type); |
c906108c SS |
396 | } |
397 | ||
c906108c | 398 | \f |
c906108c | 399 | /* This page contains functions that return info about |
1777feb0 | 400 | (struct value) values used in GDB. */ |
c906108c | 401 | |
1777feb0 | 402 | /* Returns non-zero if the value VAL represents a true value. */ |
c906108c | 403 | int |
3d6d86c6 | 404 | value_true (struct value *val) |
c906108c SS |
405 | { |
406 | /* It is possible that we should have some sort of error if a non-boolean | |
407 | value is used in this context. Possibly dependent on some kind of | |
408 | "boolean-checking" option like range checking. But it should probably | |
409 | not depend on the language except insofar as is necessary to identify | |
410 | a "boolean" value (i.e. in C using a float, pointer, etc., as a boolean | |
411 | should be an error, probably). */ | |
412 | return !value_logical_not (val); | |
413 | } | |
414 | \f | |
c906108c SS |
415 | /* This page contains functions for the printing out of |
416 | error messages that occur during type- and range- | |
1777feb0 | 417 | checking. */ |
c906108c | 418 | |
a451cb65 | 419 | /* This is called when a language fails a range-check. The |
ddfe3c15 | 420 | first argument should be a printf()-style format string, and the |
a451cb65 KS |
421 | rest of the arguments should be its arguments. If range_check is |
422 | range_check_on, an error is printed; if range_check_warn, a warning; | |
423 | otherwise just the message. */ | |
c906108c SS |
424 | |
425 | void | |
ddfe3c15 | 426 | range_error (const char *string,...) |
c906108c | 427 | { |
c5aa993b | 428 | va_list args; |
c906108c | 429 | |
e0881a8e | 430 | va_start (args, string); |
ddfe3c15 AC |
431 | switch (range_check) |
432 | { | |
433 | case range_check_warn: | |
434 | vwarning (string, args); | |
435 | break; | |
436 | case range_check_on: | |
437 | verror (string, args); | |
438 | break; | |
439 | case range_check_off: | |
440 | /* FIXME: cagney/2002-01-30: Should this function print anything | |
dda83cd7 | 441 | when range error is off? */ |
ddfe3c15 AC |
442 | vfprintf_filtered (gdb_stderr, string, args); |
443 | fprintf_filtered (gdb_stderr, "\n"); | |
444 | break; | |
445 | default: | |
e2e0b3e5 | 446 | internal_error (__FILE__, __LINE__, _("bad switch")); |
ddfe3c15 | 447 | } |
c5aa993b | 448 | va_end (args); |
c906108c | 449 | } |
c906108c | 450 | \f |
c5aa993b | 451 | |
1777feb0 | 452 | /* This page contains miscellaneous functions. */ |
c906108c | 453 | |
1777feb0 | 454 | /* Return the language enum for a given language string. */ |
c906108c SS |
455 | |
456 | enum language | |
2039bd9f | 457 | language_enum (const char *str) |
c906108c | 458 | { |
0874fd07 | 459 | for (const auto &lang : language_defn::languages) |
6f7664a9 | 460 | if (strcmp (lang->name (), str) == 0) |
47e77640 | 461 | return lang->la_language; |
c906108c | 462 | |
47e77640 PA |
463 | if (strcmp (str, "local") == 0) |
464 | return language_auto; | |
c906108c SS |
465 | |
466 | return language_unknown; | |
467 | } | |
468 | ||
1777feb0 | 469 | /* Return the language struct for a given language enum. */ |
c906108c SS |
470 | |
471 | const struct language_defn * | |
fba45db2 | 472 | language_def (enum language lang) |
c906108c | 473 | { |
0874fd07 AB |
474 | const struct language_defn *l = language_defn::languages[lang]; |
475 | gdb_assert (l != nullptr); | |
476 | return l; | |
c906108c SS |
477 | } |
478 | ||
1777feb0 | 479 | /* Return the language as a string. */ |
47e77640 | 480 | |
27cd387b | 481 | const char * |
fba45db2 | 482 | language_str (enum language lang) |
c906108c | 483 | { |
6f7664a9 | 484 | return language_def (lang)->name (); |
c906108c SS |
485 | } |
486 | ||
c906108c | 487 | \f |
c906108c | 488 | |
47e77640 | 489 | /* Build and install the "set language LANG" command. */ |
b84aa90a | 490 | |
47e77640 PA |
491 | static void |
492 | add_set_language_command () | |
493 | { | |
494 | static const char **language_names; | |
c906108c | 495 | |
47e77640 PA |
496 | /* Build the language names array, to be used as enumeration in the |
497 | "set language" enum command. +1 for "local" and +1 for NULL | |
498 | termination. */ | |
0874fd07 | 499 | language_names = new const char *[ARRAY_SIZE (language_defn::languages) + 2]; |
47e77640 PA |
500 | |
501 | /* Display "auto", "local" and "unknown" first, and then the rest, | |
502 | alpha sorted. */ | |
503 | const char **language_names_p = language_names; | |
6f7664a9 | 504 | *language_names_p++ = language_def (language_auto)->name (); |
47e77640 | 505 | *language_names_p++ = "local"; |
6f7664a9 | 506 | *language_names_p++ = language_def (language_unknown)->name (); |
47e77640 | 507 | const char **sort_begin = language_names_p; |
0874fd07 | 508 | for (const auto &lang : language_defn::languages) |
c906108c | 509 | { |
47e77640 PA |
510 | /* Already handled above. */ |
511 | if (lang->la_language == language_auto | |
512 | || lang->la_language == language_unknown) | |
513 | continue; | |
6f7664a9 | 514 | *language_names_p++ = lang->name (); |
c906108c | 515 | } |
47e77640 PA |
516 | *language_names_p = NULL; |
517 | std::sort (sort_begin, language_names_p, compare_cstrings); | |
b84aa90a | 518 | |
56618e20 | 519 | /* Add the filename extensions. */ |
0874fd07 | 520 | for (const auto &lang : language_defn::languages) |
e171d6f1 AB |
521 | for (const char * const &ext : lang->filename_extensions ()) |
522 | add_filename_language (ext, lang->la_language); | |
56618e20 | 523 | |
b84aa90a | 524 | /* Build the "help set language" docs. */ |
d7e74731 | 525 | string_file doc; |
b84aa90a | 526 | |
d7e74731 PA |
527 | doc.printf (_("Set the current source language.\n" |
528 | "The currently understood settings are:\n\nlocal or " | |
89549d7f | 529 | "auto Automatic setting based on source file")); |
b84aa90a | 530 | |
0874fd07 | 531 | for (const auto &lang : language_defn::languages) |
b84aa90a PA |
532 | { |
533 | /* Already dealt with these above. */ | |
47e77640 PA |
534 | if (lang->la_language == language_unknown |
535 | || lang->la_language == language_auto) | |
b84aa90a PA |
536 | continue; |
537 | ||
89549d7f TT |
538 | /* Note that we add the newline at the front, so we don't wind |
539 | up with a trailing newline. */ | |
6f7664a9 AB |
540 | doc.printf ("\n%-16s Use the %s language", |
541 | lang->name (), | |
542 | lang->natural_name ()); | |
b84aa90a PA |
543 | } |
544 | ||
b84aa90a | 545 | add_setshow_enum_cmd ("language", class_support, |
47e77640 | 546 | language_names, |
b84aa90a | 547 | &language, |
d7e74731 | 548 | doc.c_str (), |
3e43a32a MS |
549 | _("Show the current source language."), |
550 | NULL, set_language_command, | |
b84aa90a PA |
551 | show_language_command, |
552 | &setlist, &showlist); | |
c906108c SS |
553 | } |
554 | ||
f636b87d AF |
555 | /* Iterate through all registered languages looking for and calling |
556 | any non-NULL struct language_defn.skip_trampoline() functions. | |
557 | Return the result from the first that returns non-zero, or 0 if all | |
558 | `fail'. */ | |
559 | CORE_ADDR | |
52f729a7 | 560 | skip_language_trampoline (struct frame_info *frame, CORE_ADDR pc) |
f636b87d | 561 | { |
0874fd07 | 562 | for (const auto &lang : language_defn::languages) |
f636b87d | 563 | { |
f6eee2d0 | 564 | CORE_ADDR real_pc = lang->skip_trampoline (frame, pc); |
e0881a8e | 565 | |
f6eee2d0 AB |
566 | if (real_pc != 0) |
567 | return real_pc; | |
f636b87d AF |
568 | } |
569 | ||
570 | return 0; | |
571 | } | |
572 | ||
1777feb0 | 573 | /* Return demangled language symbol, or NULL. |
9a3d7dfd AF |
574 | FIXME: Options are only useful for certain languages and ignored |
575 | by others, so it would be better to remove them here and have a | |
1777feb0 | 576 | more flexible demangler for the languages that need it. |
9a3d7dfd AF |
577 | FIXME: Sometimes the demangler is invoked when we don't know the |
578 | language, so we can't use this everywhere. */ | |
579 | char * | |
580 | language_demangle (const struct language_defn *current_language, | |
581 | const char *mangled, int options) | |
582 | { | |
0a50df5d | 583 | if (current_language != NULL) |
5399db93 | 584 | return current_language->demangle_symbol (mangled, options); |
9a3d7dfd AF |
585 | return NULL; |
586 | } | |
587 | ||
9d084466 TBA |
588 | /* Return information about whether TYPE should be passed |
589 | (and returned) by reference at the language level. */ | |
590 | ||
591 | struct language_pass_by_ref_info | |
41f1b697 DJ |
592 | language_pass_by_reference (struct type *type) |
593 | { | |
48448202 | 594 | return current_language->pass_by_reference_info (type); |
41f1b697 DJ |
595 | } |
596 | ||
9f0a5303 JB |
597 | /* Return the default string containing the list of characters |
598 | delimiting words. This is a reasonable default value that | |
599 | most languages should be able to use. */ | |
600 | ||
67cb5b2d | 601 | const char * |
9f0a5303 JB |
602 | default_word_break_characters (void) |
603 | { | |
604 | return " \t\n!@#$%^&*()+=|~`}{[]\"';:?/>.<,-"; | |
605 | } | |
f636b87d | 606 | |
5bd40f2a | 607 | /* See language.h. */ |
e79af960 JB |
608 | |
609 | void | |
5bd40f2a AB |
610 | language_defn::print_array_index (struct type *index_type, LONGEST index, |
611 | struct ui_file *stream, | |
612 | const value_print_options *options) const | |
e79af960 | 613 | { |
53a47a3e TT |
614 | struct value *index_value = value_from_longest (index_type, index); |
615 | ||
e79af960 | 616 | fprintf_filtered (stream, "["); |
00c696a6 | 617 | value_print (index_value, stream, options); |
e79af960 JB |
618 | fprintf_filtered (stream, "] = "); |
619 | } | |
620 | ||
f16a9f57 AB |
621 | /* See language.h. */ |
622 | ||
623 | gdb::unique_xmalloc_ptr<char> | |
624 | language_defn::watch_location_expression (struct type *type, | |
625 | CORE_ADDR addr) const | |
626 | { | |
627 | /* Generates an expression that assumes a C like syntax is valid. */ | |
628 | type = check_typedef (TYPE_TARGET_TYPE (check_typedef (type))); | |
629 | std::string name = type_to_string (type); | |
630 | return gdb::unique_xmalloc_ptr<char> | |
631 | (xstrprintf ("* (%s *) %s", name.c_str (), core_addr_to_string (addr))); | |
632 | } | |
633 | ||
a1d1fa3e AB |
634 | /* See language.h. */ |
635 | ||
636 | void | |
637 | language_defn::value_print (struct value *val, struct ui_file *stream, | |
638 | const struct value_print_options *options) const | |
639 | { | |
640 | return c_value_print (val, stream, options); | |
641 | } | |
642 | ||
ebe2334e AB |
643 | /* See language.h. */ |
644 | ||
87afa652 AB |
645 | int |
646 | language_defn::parser (struct parser_state *ps) const | |
647 | { | |
648 | return c_parse (ps); | |
649 | } | |
650 | ||
651 | /* See language.h. */ | |
652 | ||
ebe2334e AB |
653 | void |
654 | language_defn::value_print_inner | |
655 | (struct value *val, struct ui_file *stream, int recurse, | |
656 | const struct value_print_options *options) const | |
657 | { | |
658 | return c_value_print_inner (val, stream, recurse, options); | |
659 | } | |
660 | ||
ec8cec5b AB |
661 | /* See language.h. */ |
662 | ||
663 | void | |
664 | language_defn::emitchar (int ch, struct type *chtype, | |
665 | struct ui_file * stream, int quoter) const | |
666 | { | |
667 | c_emit_char (ch, chtype, stream, quoter); | |
668 | } | |
669 | ||
52b50f2c AB |
670 | /* See language.h. */ |
671 | ||
d711ee67 AB |
672 | void |
673 | language_defn::printstr (struct ui_file *stream, struct type *elttype, | |
674 | const gdb_byte *string, unsigned int length, | |
675 | const char *encoding, int force_ellipses, | |
676 | const struct value_print_options *options) const | |
677 | { | |
678 | c_printstr (stream, elttype, string, length, encoding, force_ellipses, | |
679 | options); | |
680 | } | |
681 | ||
4ffc13fb AB |
682 | /* See language.h. */ |
683 | ||
684 | void | |
685 | language_defn::print_typedef (struct type *type, struct symbol *new_symbol, | |
686 | struct ui_file *stream) const | |
687 | { | |
688 | c_print_typedef (type, new_symbol, stream); | |
689 | } | |
690 | ||
39e7ecca AB |
691 | /* See language.h. */ |
692 | ||
693 | bool | |
694 | language_defn::is_string_type_p (struct type *type) const | |
695 | { | |
696 | return c_is_string_type_p (type); | |
697 | } | |
698 | ||
bdfea17e TT |
699 | /* See language.h. */ |
700 | ||
701 | std::unique_ptr<compile_instance> | |
702 | language_defn::get_compile_instance () const | |
703 | { | |
704 | return {}; | |
705 | } | |
706 | ||
c9debfb9 AB |
707 | /* The default implementation of the get_symbol_name_matcher_inner method |
708 | from the language_defn class. Matches with strncmp_iw. */ | |
b5ec771e | 709 | |
c9debfb9 | 710 | static bool |
b5ec771e PA |
711 | default_symbol_name_matcher (const char *symbol_search_name, |
712 | const lookup_name_info &lookup_name, | |
a207cff2 | 713 | completion_match_result *comp_match_res) |
b5ec771e | 714 | { |
e0802d59 | 715 | gdb::string_view name = lookup_name.name (); |
bd69330d PA |
716 | completion_match_for_lcd *match_for_lcd |
717 | = (comp_match_res != NULL ? &comp_match_res->match_for_lcd : NULL); | |
b5ec771e PA |
718 | strncmp_iw_mode mode = (lookup_name.completion_mode () |
719 | ? strncmp_iw_mode::NORMAL | |
720 | : strncmp_iw_mode::MATCH_PARAMS); | |
721 | ||
e0802d59 | 722 | if (strncmp_iw_with_mode (symbol_search_name, name.data (), name.size (), |
bd69330d | 723 | mode, language_minimal, match_for_lcd) == 0) |
b5ec771e | 724 | { |
a207cff2 PA |
725 | if (comp_match_res != NULL) |
726 | comp_match_res->set_match (symbol_search_name); | |
b5ec771e PA |
727 | return true; |
728 | } | |
729 | else | |
730 | return false; | |
731 | } | |
732 | ||
733 | /* See language.h. */ | |
734 | ||
c9debfb9 AB |
735 | symbol_name_matcher_ftype * |
736 | language_defn::get_symbol_name_matcher | |
737 | (const lookup_name_info &lookup_name) const | |
738 | { | |
739 | /* If currently in Ada mode, and the lookup name is wrapped in | |
740 | '<...>', hijack all symbol name comparisons using the Ada | |
741 | matcher, which handles the verbatim matching. */ | |
742 | if (current_language->la_language == language_ada | |
743 | && lookup_name.ada ().verbatim_p ()) | |
744 | return current_language->get_symbol_name_matcher_inner (lookup_name); | |
745 | ||
746 | return this->get_symbol_name_matcher_inner (lookup_name); | |
747 | } | |
748 | ||
749 | /* See language.h. */ | |
750 | ||
751 | symbol_name_matcher_ftype * | |
752 | language_defn::get_symbol_name_matcher_inner | |
753 | (const lookup_name_info &lookup_name) const | |
754 | { | |
755 | return default_symbol_name_matcher; | |
756 | } | |
757 | ||
b63a3f3f AB |
758 | /* See language.h. */ |
759 | ||
760 | const struct lang_varobj_ops * | |
761 | language_defn::varobj_ops () const | |
762 | { | |
763 | /* The ops for the C language are suitable for the vast majority of the | |
764 | supported languages. */ | |
765 | return &c_varobj_ops; | |
766 | } | |
767 | ||
b01175fc AB |
768 | /* Parent class for both the "auto" and "unknown" languages. These two |
769 | pseudo-languages are very similar so merging their implementations like | |
770 | this makes sense. */ | |
c9debfb9 | 771 | |
b01175fc | 772 | class auto_or_unknown_language : public language_defn |
0874fd07 AB |
773 | { |
774 | public: | |
b01175fc AB |
775 | auto_or_unknown_language (enum language lang) |
776 | : language_defn (lang) | |
0874fd07 | 777 | { /* Nothing. */ } |
1fb314aa AB |
778 | |
779 | /* See language.h. */ | |
780 | void language_arch_info (struct gdbarch *gdbarch, | |
781 | struct language_arch_info *lai) const override | |
782 | { | |
7bea47f0 AB |
783 | lai->set_string_char_type (builtin_type (gdbarch)->builtin_char); |
784 | lai->set_bool_type (builtin_type (gdbarch)->builtin_int); | |
1fb314aa | 785 | } |
fbfb0a46 AB |
786 | |
787 | /* See language.h. */ | |
788 | ||
789 | void print_type (struct type *type, const char *varstring, | |
790 | struct ui_file *stream, int show, int level, | |
791 | const struct type_print_options *flags) const override | |
792 | { | |
b01175fc AB |
793 | error (_("type printing not implemented for language \"%s\""), |
794 | natural_name ()); | |
fbfb0a46 | 795 | } |
0a50df5d AB |
796 | |
797 | /* See language.h. */ | |
798 | ||
5399db93 | 799 | char *demangle_symbol (const char *mangled, int options) const override |
0a50df5d | 800 | { |
b01175fc | 801 | /* The auto language just uses the C++ demangler. */ |
0a50df5d AB |
802 | return gdb_demangle (mangled, options); |
803 | } | |
a1d1fa3e AB |
804 | |
805 | /* See language.h. */ | |
806 | ||
807 | void value_print (struct value *val, struct ui_file *stream, | |
808 | const struct value_print_options *options) const override | |
809 | { | |
b01175fc AB |
810 | error (_("value printing not implemented for language \"%s\""), |
811 | natural_name ()); | |
a1d1fa3e | 812 | } |
ebe2334e AB |
813 | |
814 | /* See language.h. */ | |
815 | ||
816 | void value_print_inner | |
817 | (struct value *val, struct ui_file *stream, int recurse, | |
818 | const struct value_print_options *options) const override | |
819 | { | |
b01175fc AB |
820 | error (_("inner value printing not implemented for language \"%s\""), |
821 | natural_name ()); | |
ebe2334e | 822 | } |
87afa652 AB |
823 | |
824 | /* See language.h. */ | |
825 | ||
826 | int parser (struct parser_state *ps) const override | |
827 | { | |
828 | /* No parsing is done, just claim success. */ | |
829 | return 1; | |
830 | } | |
ec8cec5b AB |
831 | |
832 | /* See language.h. */ | |
833 | ||
834 | void emitchar (int ch, struct type *chtype, | |
835 | struct ui_file *stream, int quoter) const override | |
836 | { | |
b01175fc AB |
837 | error (_("emit character not implemented for language \"%s\""), |
838 | natural_name ()); | |
ec8cec5b | 839 | } |
52b50f2c AB |
840 | |
841 | /* See language.h. */ | |
842 | ||
843 | void printchar (int ch, struct type *chtype, | |
844 | struct ui_file *stream) const override | |
845 | { | |
b01175fc AB |
846 | error (_("print character not implemented for language \"%s\""), |
847 | natural_name ()); | |
52b50f2c | 848 | } |
d711ee67 AB |
849 | |
850 | /* See language.h. */ | |
851 | ||
852 | void printstr (struct ui_file *stream, struct type *elttype, | |
853 | const gdb_byte *string, unsigned int length, | |
854 | const char *encoding, int force_ellipses, | |
855 | const struct value_print_options *options) const override | |
856 | { | |
b01175fc AB |
857 | error (_("print string not implemented for language \"%s\""), |
858 | natural_name ()); | |
d711ee67 | 859 | } |
4ffc13fb AB |
860 | |
861 | /* See language.h. */ | |
862 | ||
863 | void print_typedef (struct type *type, struct symbol *new_symbol, | |
864 | struct ui_file *stream) const override | |
865 | { | |
b01175fc AB |
866 | error (_("print typedef not implemented for language \"%s\""), |
867 | natural_name ()); | |
4ffc13fb | 868 | } |
39e7ecca AB |
869 | |
870 | /* See language.h. */ | |
871 | ||
872 | bool is_string_type_p (struct type *type) const override | |
873 | { | |
b01175fc AB |
874 | type = check_typedef (type); |
875 | while (type->code () == TYPE_CODE_REF) | |
876 | { | |
877 | type = TYPE_TARGET_TYPE (type); | |
878 | type = check_typedef (type); | |
879 | } | |
880 | return (type->code () == TYPE_CODE_STRING); | |
39e7ecca | 881 | } |
5bae7c4e AB |
882 | |
883 | /* See language.h. */ | |
884 | ||
885 | const char *name_of_this () const override | |
886 | { return "this"; } | |
b01175fc | 887 | }; |
0874fd07 | 888 | |
0874fd07 AB |
889 | /* Class representing the fake "auto" language. */ |
890 | ||
b01175fc | 891 | class auto_language : public auto_or_unknown_language |
0874fd07 AB |
892 | { |
893 | public: | |
894 | auto_language () | |
b01175fc | 895 | : auto_or_unknown_language (language_auto) |
0874fd07 | 896 | { /* Nothing. */ } |
1fb314aa | 897 | |
6f7664a9 AB |
898 | /* See language.h. */ |
899 | ||
900 | const char *name () const override | |
901 | { return "auto"; } | |
902 | ||
903 | /* See language.h. */ | |
904 | ||
905 | const char *natural_name () const override | |
906 | { return "Auto"; } | |
b01175fc | 907 | }; |
6f7664a9 | 908 | |
b01175fc | 909 | /* Single instance of the fake "auto" language. */ |
d711ee67 | 910 | |
b01175fc | 911 | static auto_language auto_language_defn; |
4ffc13fb | 912 | |
b01175fc | 913 | /* Class representing the unknown language. */ |
4ffc13fb | 914 | |
b01175fc AB |
915 | class unknown_language : public auto_or_unknown_language |
916 | { | |
917 | public: | |
918 | unknown_language () | |
919 | : auto_or_unknown_language (language_unknown) | |
920 | { /* Nothing. */ } | |
39e7ecca AB |
921 | |
922 | /* See language.h. */ | |
923 | ||
b01175fc AB |
924 | const char *name () const override |
925 | { return "unknown"; } | |
5bae7c4e AB |
926 | |
927 | /* See language.h. */ | |
928 | ||
b01175fc AB |
929 | const char *natural_name () const override |
930 | { return "Unknown"; } | |
b7c6e27d AB |
931 | |
932 | /* See language.h. */ | |
933 | ||
b01175fc AB |
934 | bool store_sym_names_in_linkage_form_p () const override |
935 | { return true; } | |
0874fd07 AB |
936 | }; |
937 | ||
b01175fc | 938 | /* Single instance of the unknown language class. */ |
0874fd07 | 939 | |
b01175fc | 940 | static unknown_language unknown_language_defn; |
0874fd07 | 941 | |
c906108c | 942 | \f |
f290d38e AC |
943 | /* Per-architecture language information. */ |
944 | ||
945 | static struct gdbarch_data *language_gdbarch_data; | |
946 | ||
947 | struct language_gdbarch | |
948 | { | |
949 | /* A vector of per-language per-architecture info. Indexed by "enum | |
950 | language". */ | |
951 | struct language_arch_info arch_info[nr_languages]; | |
952 | }; | |
953 | ||
954 | static void * | |
955 | language_gdbarch_post_init (struct gdbarch *gdbarch) | |
956 | { | |
7bea47f0 AB |
957 | struct language_gdbarch *l |
958 | = obstack_new<struct language_gdbarch> (gdbarch_obstack (gdbarch)); | |
0874fd07 | 959 | for (const auto &lang : language_defn::languages) |
1fb314aa AB |
960 | { |
961 | gdb_assert (lang != nullptr); | |
7bea47f0 | 962 | lang->language_arch_info (gdbarch, &l->arch_info[lang->la_language]); |
1fb314aa | 963 | } |
47e77640 | 964 | |
f290d38e AC |
965 | return l; |
966 | } | |
967 | ||
7bea47f0 AB |
968 | /* See language.h. */ |
969 | ||
f290d38e AC |
970 | struct type * |
971 | language_string_char_type (const struct language_defn *la, | |
972 | struct gdbarch *gdbarch) | |
973 | { | |
9a3c8263 SM |
974 | struct language_gdbarch *ld |
975 | = (struct language_gdbarch *) gdbarch_data (gdbarch, language_gdbarch_data); | |
7bea47f0 | 976 | return ld->arch_info[la->la_language].string_char_type (); |
f290d38e AC |
977 | } |
978 | ||
7bea47f0 AB |
979 | /* See language.h. */ |
980 | ||
fbb06eb1 UW |
981 | struct type * |
982 | language_bool_type (const struct language_defn *la, | |
983 | struct gdbarch *gdbarch) | |
984 | { | |
9a3c8263 SM |
985 | struct language_gdbarch *ld |
986 | = (struct language_gdbarch *) gdbarch_data (gdbarch, language_gdbarch_data); | |
7bea47f0 AB |
987 | return ld->arch_info[la->la_language].bool_type (); |
988 | } | |
989 | ||
990 | /* See language.h. */ | |
fbb06eb1 | 991 | |
7bea47f0 AB |
992 | struct type * |
993 | language_arch_info::bool_type () const | |
994 | { | |
995 | if (m_bool_type_name != nullptr) | |
fbb06eb1 UW |
996 | { |
997 | struct symbol *sym; | |
e0881a8e | 998 | |
7bea47f0 AB |
999 | sym = lookup_symbol (m_bool_type_name, NULL, VAR_DOMAIN, NULL).symbol; |
1000 | if (sym != nullptr) | |
fbb06eb1 UW |
1001 | { |
1002 | struct type *type = SYMBOL_TYPE (sym); | |
7bea47f0 | 1003 | if (type != nullptr && type->code () == TYPE_CODE_BOOL) |
fbb06eb1 UW |
1004 | return type; |
1005 | } | |
1006 | } | |
1007 | ||
7bea47f0 | 1008 | return m_bool_type_default; |
1994afbf DE |
1009 | } |
1010 | ||
1011 | /* See language.h. */ | |
1012 | ||
7bea47f0 AB |
1013 | struct symbol * |
1014 | language_arch_info::type_and_symbol::alloc_type_symbol | |
1015 | (enum language lang, struct type *type) | |
1994afbf DE |
1016 | { |
1017 | struct symbol *symbol; | |
1018 | struct gdbarch *gdbarch; | |
30625020 | 1019 | gdb_assert (!type->is_objfile_owned ()); |
6ac37371 | 1020 | gdbarch = type->arch_owner (); |
468c0cbb | 1021 | symbol = new (gdbarch_obstack (gdbarch)) struct symbol (); |
7d93a1e0 | 1022 | symbol->m_name = type->name (); |
d3ecddab | 1023 | symbol->set_language (lang, nullptr); |
1994afbf DE |
1024 | symbol->owner.arch = gdbarch; |
1025 | SYMBOL_OBJFILE_OWNED (symbol) = 0; | |
a52d653e | 1026 | symbol->set_section_index (0); |
1994afbf DE |
1027 | SYMBOL_TYPE (symbol) = type; |
1028 | SYMBOL_DOMAIN (symbol) = VAR_DOMAIN; | |
1029 | SYMBOL_ACLASS_INDEX (symbol) = LOC_TYPEDEF; | |
1994afbf DE |
1030 | return symbol; |
1031 | } | |
1032 | ||
7bea47f0 | 1033 | /* See language.h. */ |
1994afbf | 1034 | |
7bea47f0 AB |
1035 | language_arch_info::type_and_symbol * |
1036 | language_arch_info::lookup_primitive_type_and_symbol (const char *name) | |
1994afbf | 1037 | { |
7bea47f0 AB |
1038 | for (struct type_and_symbol &tas : primitive_types_and_symbols) |
1039 | { | |
1040 | if (strcmp (tas.type ()->name (), name) == 0) | |
1041 | return &tas; | |
1042 | } | |
1994afbf | 1043 | |
7bea47f0 AB |
1044 | return nullptr; |
1045 | } | |
1046 | ||
1047 | /* See language.h. */ | |
1994afbf | 1048 | |
7bea47f0 AB |
1049 | struct type * |
1050 | language_arch_info::lookup_primitive_type (const char *name) | |
1051 | { | |
1052 | type_and_symbol *tas = lookup_primitive_type_and_symbol (name); | |
1053 | if (tas != nullptr) | |
1054 | return tas->type (); | |
1055 | return nullptr; | |
1056 | } | |
1994afbf | 1057 | |
7bea47f0 | 1058 | /* See language.h. */ |
1994afbf | 1059 | |
7bea47f0 AB |
1060 | struct type * |
1061 | language_arch_info::lookup_primitive_type | |
cbbcd7a7 | 1062 | (gdb::function_view<bool (struct type *)> filter) |
7bea47f0 AB |
1063 | { |
1064 | for (struct type_and_symbol &tas : primitive_types_and_symbols) | |
1994afbf | 1065 | { |
7bea47f0 AB |
1066 | if (filter (tas.type ())) |
1067 | return tas.type (); | |
1994afbf DE |
1068 | } |
1069 | ||
7bea47f0 AB |
1070 | return nullptr; |
1071 | } | |
1072 | ||
1073 | /* See language.h. */ | |
1074 | ||
1075 | struct symbol * | |
1076 | language_arch_info::lookup_primitive_type_as_symbol (const char *name, | |
1077 | enum language lang) | |
1078 | { | |
1079 | type_and_symbol *tas = lookup_primitive_type_and_symbol (name); | |
1080 | if (tas != nullptr) | |
1081 | return tas->symbol (lang); | |
1082 | return nullptr; | |
1083 | } | |
1084 | ||
cbbcd7a7 PA |
1085 | /* Helper for the language_lookup_primitive_type overloads to forward |
1086 | to the corresponding language's lookup_primitive_type overload. */ | |
7bea47f0 AB |
1087 | |
1088 | template<typename T> | |
cbbcd7a7 PA |
1089 | static struct type * |
1090 | language_lookup_primitive_type_1 (const struct language_defn *la, | |
1091 | struct gdbarch *gdbarch, | |
1092 | T arg) | |
7bea47f0 AB |
1093 | { |
1094 | struct language_gdbarch *ld = | |
1095 | (struct language_gdbarch *) gdbarch_data (gdbarch, language_gdbarch_data); | |
1096 | return ld->arch_info[la->la_language].lookup_primitive_type (arg); | |
1994afbf DE |
1097 | } |
1098 | ||
cbbcd7a7 | 1099 | /* See language.h. */ |
7bea47f0 | 1100 | |
cbbcd7a7 | 1101 | struct type * |
7bea47f0 AB |
1102 | language_lookup_primitive_type (const struct language_defn *la, |
1103 | struct gdbarch *gdbarch, | |
cbbcd7a7 PA |
1104 | const char *name) |
1105 | { | |
1106 | return language_lookup_primitive_type_1 (la, gdbarch, name); | |
1107 | } | |
7bea47f0 | 1108 | |
cbbcd7a7 | 1109 | /* See language.h. */ |
7bea47f0 | 1110 | |
cbbcd7a7 | 1111 | struct type * |
7bea47f0 AB |
1112 | language_lookup_primitive_type (const struct language_defn *la, |
1113 | struct gdbarch *gdbarch, | |
cbbcd7a7 PA |
1114 | gdb::function_view<bool (struct type *)> filter) |
1115 | { | |
1116 | return language_lookup_primitive_type_1 (la, gdbarch, filter); | |
1117 | } | |
7bea47f0 | 1118 | |
1994afbf DE |
1119 | /* See language.h. */ |
1120 | ||
1121 | struct symbol * | |
1122 | language_lookup_primitive_type_as_symbol (const struct language_defn *la, | |
1123 | struct gdbarch *gdbarch, | |
1124 | const char *name) | |
1125 | { | |
9a3c8263 SM |
1126 | struct language_gdbarch *ld |
1127 | = (struct language_gdbarch *) gdbarch_data (gdbarch, language_gdbarch_data); | |
1994afbf | 1128 | struct language_arch_info *lai = &ld->arch_info[la->la_language]; |
e0881a8e | 1129 | |
cc485e62 | 1130 | if (symbol_lookup_debug) |
7bea47f0 AB |
1131 | fprintf_unfiltered (gdb_stdlog, |
1132 | "language_lookup_primitive_type_as_symbol" | |
1133 | " (%s, %s, %s)", | |
1134 | la->name (), host_address_to_string (gdbarch), name); | |
1994afbf | 1135 | |
7bea47f0 AB |
1136 | struct symbol *sym |
1137 | = lai->lookup_primitive_type_as_symbol (name, la->la_language); | |
1994afbf | 1138 | |
cc485e62 | 1139 | if (symbol_lookup_debug) |
1994afbf | 1140 | fprintf_unfiltered (gdb_stdlog, " = %s\n", host_address_to_string (sym)); |
7bea47f0 AB |
1141 | |
1142 | /* Note: The result of symbol lookup is normally a symbol *and* the block | |
1143 | it was found in. Builtin types don't live in blocks. We *could* give | |
1144 | them one, but there is no current need so to keep things simple symbol | |
1145 | lookup is extended to allow for BLOCK_FOUND to be NULL. */ | |
1146 | ||
1994afbf | 1147 | return sym; |
f290d38e AC |
1148 | } |
1149 | ||
1777feb0 | 1150 | /* Initialize the language routines. */ |
c906108c | 1151 | |
6c265988 | 1152 | void _initialize_language (); |
c906108c | 1153 | void |
6c265988 | 1154 | _initialize_language () |
c906108c | 1155 | { |
40478521 | 1156 | static const char *const type_or_range_names[] |
b84aa90a PA |
1157 | = { "on", "off", "warn", "auto", NULL }; |
1158 | ||
40478521 | 1159 | static const char *const case_sensitive_names[] |
b84aa90a | 1160 | = { "on", "off", "auto", NULL }; |
c5aa993b | 1161 | |
f290d38e AC |
1162 | language_gdbarch_data |
1163 | = gdbarch_data_register_post_init (language_gdbarch_post_init); | |
1164 | ||
1777feb0 | 1165 | /* GDB commands for language specific stuff. */ |
c5aa993b | 1166 | |
0743fc83 TT |
1167 | add_basic_prefix_cmd ("check", no_class, |
1168 | _("Set the status of the type/range checker."), | |
1169 | &setchecklist, "set check ", 0, &setlist); | |
c5aa993b JM |
1170 | add_alias_cmd ("c", "check", no_class, 1, &setlist); |
1171 | add_alias_cmd ("ch", "check", no_class, 1, &setlist); | |
1172 | ||
0743fc83 TT |
1173 | add_show_prefix_cmd ("check", no_class, |
1174 | _("Show the status of the type/range checker."), | |
1175 | &showchecklist, "show check ", 0, &showlist); | |
c5aa993b JM |
1176 | add_alias_cmd ("c", "check", no_class, 1, &showlist); |
1177 | add_alias_cmd ("ch", "check", no_class, 1, &showlist); | |
1178 | ||
b84aa90a | 1179 | add_setshow_enum_cmd ("range", class_support, type_or_range_names, |
3e43a32a | 1180 | &range, |
590042fc PW |
1181 | _("Set range checking (on/warn/off/auto)."), |
1182 | _("Show range checking (on/warn/off/auto)."), | |
3e43a32a | 1183 | NULL, set_range_command, |
b84aa90a PA |
1184 | show_range_command, |
1185 | &setchecklist, &showchecklist); | |
1186 | ||
1187 | add_setshow_enum_cmd ("case-sensitive", class_support, case_sensitive_names, | |
1188 | &case_sensitive, _("\ | |
590042fc PW |
1189 | Set case sensitivity in name search (on/off/auto)."), _("\ |
1190 | Show case sensitivity in name search (on/off/auto)."), _("\ | |
4d28ad1e | 1191 | For Fortran the default is off; for other languages the default is on."), |
b84aa90a PA |
1192 | set_case_command, |
1193 | show_case_command, | |
1194 | &setlist, &showlist); | |
63872f9d | 1195 | |
0874fd07 AB |
1196 | /* In order to call SET_LANGUAGE (below) we need to make sure that |
1197 | CURRENT_LANGUAGE is not NULL. So first set the language to unknown, | |
1198 | then we can change the language to 'auto'. */ | |
1199 | current_language = language_def (language_unknown); | |
1200 | ||
47e77640 | 1201 | add_set_language_command (); |
c5aa993b | 1202 | |
4a811000 PW |
1203 | language = "auto"; |
1204 | range = "auto"; | |
1205 | case_sensitive = "auto"; | |
63872f9d | 1206 | |
1777feb0 | 1207 | /* Have the above take effect. */ |
63872f9d | 1208 | set_language (language_auto); |
c906108c | 1209 | } |