Commit | Line | Data |
---|---|---|
d318976c | 1 | /* GDB CLI commands. |
8926118c | 2 | |
ecd75fc8 | 3 | Copyright (C) 2000-2014 Free Software Foundation, Inc. |
d318976c FN |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
d318976c FN |
10 | (at your option) any later version. |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
d318976c FN |
19 | |
20 | #include "defs.h" | |
973817a3 | 21 | #include "exceptions.h" |
13274fc3 | 22 | #include "arch-utils.h" |
5a56e9c5 | 23 | #include "dyn-string.h" |
dbda9972 AC |
24 | #include "readline/readline.h" |
25 | #include "readline/tilde.h" | |
d318976c | 26 | #include "completer.h" |
ebcd3b23 MS |
27 | #include "target.h" /* For baud_rate, remote_debug and remote_timeout. */ |
28 | #include "gdb_wait.h" /* For shell escape implementation. */ | |
29 | #include "gdb_regex.h" /* Used by apropos_command. */ | |
325ed089 | 30 | #include "gdb_vfork.h" |
0378c332 FN |
31 | #include "linespec.h" |
32 | #include "expression.h" | |
83c31e7d FN |
33 | #include "frame.h" |
34 | #include "value.h" | |
0378c332 | 35 | #include "language.h" |
ebcd3b23 | 36 | #include "filenames.h" /* For DOSish file names. */ |
0378c332 FN |
37 | #include "objfiles.h" |
38 | #include "source.h" | |
83c31e7d | 39 | #include "disasm.h" |
33da3f1c | 40 | #include "tracepoint.h" |
614c279d | 41 | #include "filestuff.h" |
d318976c | 42 | |
d318976c | 43 | #include "ui-out.h" |
d318976c FN |
44 | |
45 | #include "top.h" | |
46 | #include "cli/cli-decode.h" | |
47 | #include "cli/cli-script.h" | |
48 | #include "cli/cli-setshow.h" | |
49 | #include "cli/cli-cmds.h" | |
529480d0 | 50 | #include "cli/cli-utils.h" |
d318976c | 51 | |
6dddc817 | 52 | #include "extension.h" |
973817a3 | 53 | |
6a83354a | 54 | #ifdef TUI |
ebcd3b23 | 55 | #include "tui/tui.h" /* For tui_active et.al. */ |
6a83354a AC |
56 | #endif |
57 | ||
4b505b12 AS |
58 | #include <fcntl.h> |
59 | ||
0378c332 | 60 | /* Prototypes for local command functions */ |
d318976c FN |
61 | |
62 | static void complete_command (char *, int); | |
63 | ||
64 | static void echo_command (char *, int); | |
65 | ||
66 | static void pwd_command (char *, int); | |
67 | ||
68 | static void show_version (char *, int); | |
69 | ||
d318976c FN |
70 | static void help_command (char *, int); |
71 | ||
72 | static void show_command (char *, int); | |
73 | ||
74 | static void info_command (char *, int); | |
75 | ||
76 | static void show_debug (char *, int); | |
77 | ||
78 | static void set_debug (char *, int); | |
79 | ||
80 | static void show_user (char *, int); | |
81 | ||
82 | static void make_command (char *, int); | |
83 | ||
84 | static void shell_escape (char *, int); | |
85 | ||
0378c332 FN |
86 | static void edit_command (char *, int); |
87 | ||
88 | static void list_command (char *, int); | |
89 | ||
0378c332 FN |
90 | /* Prototypes for local utility functions */ |
91 | ||
92 | static void ambiguous_line_spec (struct symtabs_and_lines *); | |
f8eba3c6 TT |
93 | |
94 | static void filter_sals (struct symtabs_and_lines *); | |
95 | ||
d318976c | 96 | \f |
20f01a46 | 97 | /* Limit the call depth of user-defined commands */ |
883b9c6c | 98 | unsigned int max_user_call_depth; |
20f01a46 | 99 | |
d318976c FN |
100 | /* Define all cmd_list_elements. */ |
101 | ||
102 | /* Chain containing all defined commands. */ | |
103 | ||
104 | struct cmd_list_element *cmdlist; | |
105 | ||
106 | /* Chain containing all defined info subcommands. */ | |
107 | ||
108 | struct cmd_list_element *infolist; | |
109 | ||
ebcd3b23 | 110 | /* Chain containing all defined enable subcommands. */ |
d318976c FN |
111 | |
112 | struct cmd_list_element *enablelist; | |
113 | ||
ebcd3b23 | 114 | /* Chain containing all defined disable subcommands. */ |
d318976c FN |
115 | |
116 | struct cmd_list_element *disablelist; | |
117 | ||
ebcd3b23 | 118 | /* Chain containing all defined stop subcommands. */ |
d318976c FN |
119 | |
120 | struct cmd_list_element *stoplist; | |
121 | ||
ebcd3b23 | 122 | /* Chain containing all defined delete subcommands. */ |
d318976c FN |
123 | |
124 | struct cmd_list_element *deletelist; | |
125 | ||
ebcd3b23 | 126 | /* Chain containing all defined detach subcommands. */ |
f73adfeb AS |
127 | |
128 | struct cmd_list_element *detachlist; | |
129 | ||
ebcd3b23 | 130 | /* Chain containing all defined kill subcommands. */ |
2277426b PA |
131 | |
132 | struct cmd_list_element *killlist; | |
133 | ||
d318976c FN |
134 | /* Chain containing all defined set subcommands */ |
135 | ||
136 | struct cmd_list_element *setlist; | |
137 | ||
138 | /* Chain containing all defined unset subcommands */ | |
139 | ||
140 | struct cmd_list_element *unsetlist; | |
141 | ||
142 | /* Chain containing all defined show subcommands. */ | |
143 | ||
144 | struct cmd_list_element *showlist; | |
145 | ||
146 | /* Chain containing all defined \"set history\". */ | |
147 | ||
148 | struct cmd_list_element *sethistlist; | |
149 | ||
150 | /* Chain containing all defined \"show history\". */ | |
151 | ||
152 | struct cmd_list_element *showhistlist; | |
153 | ||
154 | /* Chain containing all defined \"unset history\". */ | |
155 | ||
156 | struct cmd_list_element *unsethistlist; | |
157 | ||
ebcd3b23 | 158 | /* Chain containing all defined maintenance subcommands. */ |
d318976c FN |
159 | |
160 | struct cmd_list_element *maintenancelist; | |
161 | ||
ebcd3b23 | 162 | /* Chain containing all defined "maintenance info" subcommands. */ |
d318976c FN |
163 | |
164 | struct cmd_list_element *maintenanceinfolist; | |
165 | ||
ebcd3b23 | 166 | /* Chain containing all defined "maintenance print" subcommands. */ |
d318976c FN |
167 | |
168 | struct cmd_list_element *maintenanceprintlist; | |
169 | ||
170 | struct cmd_list_element *setprintlist; | |
171 | ||
172 | struct cmd_list_element *showprintlist; | |
173 | ||
174 | struct cmd_list_element *setdebuglist; | |
175 | ||
176 | struct cmd_list_element *showdebuglist; | |
177 | ||
178 | struct cmd_list_element *setchecklist; | |
179 | ||
180 | struct cmd_list_element *showchecklist; | |
16026cd7 AS |
181 | |
182 | /* Command tracing state. */ | |
183 | ||
184 | int source_verbose = 0; | |
185 | int trace_commands = 0; | |
d318976c | 186 | \f |
973817a3 JB |
187 | /* 'script-extension' option support. */ |
188 | ||
189 | static const char script_ext_off[] = "off"; | |
190 | static const char script_ext_soft[] = "soft"; | |
191 | static const char script_ext_strict[] = "strict"; | |
192 | ||
40478521 | 193 | static const char *const script_ext_enums[] = { |
973817a3 JB |
194 | script_ext_off, |
195 | script_ext_soft, | |
196 | script_ext_strict, | |
197 | NULL | |
198 | }; | |
199 | ||
200 | static const char *script_ext_mode = script_ext_soft; | |
201 | \f | |
d318976c | 202 | /* Utility used everywhere when at least one argument is needed and |
ebcd3b23 | 203 | none is supplied. */ |
d318976c FN |
204 | |
205 | void | |
5b10184c | 206 | error_no_arg (const char *why) |
d318976c | 207 | { |
8a3fe4f8 | 208 | error (_("Argument required (%s)."), why); |
d318976c FN |
209 | } |
210 | ||
211 | /* The "info" command is defined as a prefix, with allow_unknown = 0. | |
ebcd3b23 MS |
212 | Therefore, its own definition is called only for "info" with no |
213 | args. */ | |
d318976c | 214 | |
d318976c FN |
215 | static void |
216 | info_command (char *arg, int from_tty) | |
217 | { | |
9a2b4c1b MS |
218 | printf_unfiltered (_("\"info\" must be followed by " |
219 | "the name of an info command.\n")); | |
635c7e8a | 220 | help_list (infolist, "info ", all_commands, gdb_stdout); |
d318976c FN |
221 | } |
222 | ||
223 | /* The "show" command with no arguments shows all the settings. */ | |
224 | ||
d318976c FN |
225 | static void |
226 | show_command (char *arg, int from_tty) | |
227 | { | |
228 | cmd_show_list (showlist, from_tty, ""); | |
229 | } | |
230 | \f | |
231 | /* Provide documentation on command or list given by COMMAND. FROM_TTY | |
232 | is ignored. */ | |
233 | ||
d318976c FN |
234 | static void |
235 | help_command (char *command, int from_tty) | |
236 | { | |
237 | help_cmd (command, gdb_stdout); | |
238 | } | |
239 | \f | |
240 | /* The "complete" command is used by Emacs to implement completion. */ | |
241 | ||
d318976c FN |
242 | static void |
243 | complete_command (char *arg, int from_tty) | |
244 | { | |
d318976c | 245 | int argpoint; |
49c4e619 TT |
246 | char *point, *arg_prefix; |
247 | VEC (char_ptr) *completions; | |
d318976c FN |
248 | |
249 | dont_repeat (); | |
250 | ||
251 | if (arg == NULL) | |
252 | arg = ""; | |
253 | argpoint = strlen (arg); | |
254 | ||
ebcd3b23 MS |
255 | /* complete_line assumes that its first argument is somewhere |
256 | within, and except for filenames at the beginning of, the word to | |
257 | be completed. The following crude imitation of readline's | |
258 | word-breaking tries to accomodate this. */ | |
d9b52655 DJ |
259 | point = arg + argpoint; |
260 | while (point > arg) | |
261 | { | |
262 | if (strchr (rl_completer_word_break_characters, point[-1]) != 0) | |
263 | break; | |
264 | point--; | |
265 | } | |
266 | ||
267 | arg_prefix = alloca (point - arg + 1); | |
268 | memcpy (arg_prefix, arg, point - arg); | |
269 | arg_prefix[point - arg] = 0; | |
270 | ||
271 | completions = complete_line (point, arg, argpoint); | |
83d31a92 TT |
272 | |
273 | if (completions) | |
d318976c | 274 | { |
49c4e619 TT |
275 | int ix, size = VEC_length (char_ptr, completions); |
276 | char *item, *prev = NULL; | |
83d31a92 | 277 | |
49c4e619 TT |
278 | qsort (VEC_address (char_ptr, completions), size, |
279 | sizeof (char *), compare_strings); | |
83d31a92 TT |
280 | |
281 | /* We do extra processing here since we only want to print each | |
282 | unique item once. */ | |
49c4e619 | 283 | for (ix = 0; VEC_iterate (char_ptr, completions, ix, item); ++ix) |
83d31a92 | 284 | { |
49c4e619 | 285 | if (prev == NULL || strcmp (item, prev) != 0) |
83d31a92 | 286 | { |
49c4e619 TT |
287 | printf_unfiltered ("%s%s\n", arg_prefix, item); |
288 | xfree (prev); | |
289 | prev = item; | |
83d31a92 | 290 | } |
49c4e619 TT |
291 | else |
292 | xfree (item); | |
83d31a92 TT |
293 | } |
294 | ||
49c4e619 TT |
295 | xfree (prev); |
296 | VEC_free (char_ptr, completions); | |
d318976c FN |
297 | } |
298 | } | |
299 | ||
bbaca940 AC |
300 | int |
301 | is_complete_command (struct cmd_list_element *c) | |
d318976c | 302 | { |
bbaca940 | 303 | return cmd_cfunc_eq (c, complete_command); |
d318976c FN |
304 | } |
305 | ||
d318976c FN |
306 | static void |
307 | show_version (char *args, int from_tty) | |
308 | { | |
d318976c FN |
309 | print_gdb_version (gdb_stdout); |
310 | printf_filtered ("\n"); | |
d318976c FN |
311 | } |
312 | ||
6eaaf48b EZ |
313 | static void |
314 | show_configuration (char *args, int from_tty) | |
315 | { | |
316 | print_gdb_configuration (gdb_stdout); | |
317 | } | |
318 | ||
d318976c FN |
319 | /* Handle the quit command. */ |
320 | ||
321 | void | |
322 | quit_command (char *args, int from_tty) | |
323 | { | |
324 | if (!quit_confirm ()) | |
8a3fe4f8 | 325 | error (_("Not confirmed.")); |
d5551862 | 326 | |
2f9d54cf | 327 | query_if_trace_running (from_tty); |
d5551862 | 328 | |
d318976c FN |
329 | quit_force (args, from_tty); |
330 | } | |
331 | ||
d318976c FN |
332 | static void |
333 | pwd_command (char *args, int from_tty) | |
334 | { | |
335 | if (args) | |
8a3fe4f8 | 336 | error (_("The \"pwd\" command does not take an argument: %s"), args); |
bf1d7d9c JB |
337 | if (! getcwd (gdb_dirbuf, sizeof (gdb_dirbuf))) |
338 | error (_("Error finding name of working directory: %s"), | |
339 | safe_strerror (errno)); | |
d318976c | 340 | |
6314a349 | 341 | if (strcmp (gdb_dirbuf, current_directory) != 0) |
a3f17187 | 342 | printf_unfiltered (_("Working directory %s\n (canonically %s).\n"), |
d318976c FN |
343 | current_directory, gdb_dirbuf); |
344 | else | |
a3f17187 | 345 | printf_unfiltered (_("Working directory %s.\n"), current_directory); |
d318976c FN |
346 | } |
347 | ||
348 | void | |
349 | cd_command (char *dir, int from_tty) | |
350 | { | |
351 | int len; | |
352 | /* Found something other than leading repetitions of "/..". */ | |
353 | int found_real_path; | |
354 | char *p; | |
5b3fca71 | 355 | struct cleanup *cleanup; |
d318976c FN |
356 | |
357 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
358 | repeat might be useful but is more likely to be a mistake. */ | |
359 | dont_repeat (); | |
360 | ||
361 | if (dir == 0) | |
f3c8a52a | 362 | dir = "~"; |
d318976c FN |
363 | |
364 | dir = tilde_expand (dir); | |
5b3fca71 | 365 | cleanup = make_cleanup (xfree, dir); |
d318976c FN |
366 | |
367 | if (chdir (dir) < 0) | |
368 | perror_with_name (dir); | |
369 | ||
c3690141 | 370 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
371 | /* There's too much mess with DOSish names like "d:", "d:.", |
372 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
373 | simply get the canonicalized name of the current directory. */ | |
374 | dir = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
375 | #endif | |
376 | ||
377 | len = strlen (dir); | |
fe4e3eb8 | 378 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
379 | { |
380 | /* Remove the trailing slash unless this is a root directory | |
381 | (including a drive letter on non-Unix systems). */ | |
382 | if (!(len == 1) /* "/" */ | |
c3690141 | 383 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 384 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
385 | #endif |
386 | ) | |
387 | len--; | |
388 | } | |
389 | ||
390 | dir = savestring (dir, len); | |
fe4e3eb8 | 391 | if (IS_ABSOLUTE_PATH (dir)) |
d318976c FN |
392 | current_directory = dir; |
393 | else | |
394 | { | |
fe4e3eb8 | 395 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
1754f103 | 396 | current_directory = concat (current_directory, dir, (char *)NULL); |
d318976c | 397 | else |
1754f103 MK |
398 | current_directory = concat (current_directory, SLASH_STRING, |
399 | dir, (char *)NULL); | |
b8c9b27d | 400 | xfree (dir); |
d318976c FN |
401 | } |
402 | ||
403 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
404 | ||
405 | found_real_path = 0; | |
406 | for (p = current_directory; *p;) | |
407 | { | |
fe4e3eb8 EZ |
408 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
409 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
b2a3b509 | 410 | memmove (p, p + 2, strlen (p + 2) + 1); |
fe4e3eb8 EZ |
411 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
412 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
413 | { |
414 | if (found_real_path) | |
415 | { | |
416 | /* Search backwards for the directory just before the "/.." | |
417 | and obliterate it and the "/..". */ | |
418 | char *q = p; | |
cdb27c12 | 419 | |
fe4e3eb8 | 420 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
421 | --q; |
422 | ||
423 | if (q == current_directory) | |
424 | /* current_directory is | |
425 | a relative pathname ("can't happen"--leave it alone). */ | |
426 | ++p; | |
427 | else | |
428 | { | |
b2a3b509 | 429 | memmove (q - 1, p + 3, strlen (p + 3) + 1); |
d318976c FN |
430 | p = q - 1; |
431 | } | |
432 | } | |
433 | else | |
ebcd3b23 MS |
434 | /* We are dealing with leading repetitions of "/..", for |
435 | example "/../..", which is the Mach super-root. */ | |
d318976c FN |
436 | p += 3; |
437 | } | |
438 | else | |
439 | { | |
440 | found_real_path = 1; | |
441 | ++p; | |
442 | } | |
443 | } | |
444 | ||
445 | forget_cached_source_info (); | |
446 | ||
447 | if (from_tty) | |
448 | pwd_command ((char *) 0, 1); | |
5b3fca71 TT |
449 | |
450 | do_cleanups (cleanup); | |
d318976c FN |
451 | } |
452 | \f | |
973817a3 JB |
453 | /* Show the current value of the 'script-extension' option. */ |
454 | ||
455 | static void | |
456 | show_script_ext_mode (struct ui_file *file, int from_tty, | |
457 | struct cmd_list_element *c, const char *value) | |
d318976c | 458 | { |
9a2b4c1b MS |
459 | fprintf_filtered (file, |
460 | _("Script filename extension recognition is \"%s\".\n"), | |
973817a3 JB |
461 | value); |
462 | } | |
463 | ||
3f7b2faa DE |
464 | /* Try to open SCRIPT_FILE. |
465 | If successful, the full path name is stored in *FULL_PATHP, | |
466 | the stream is stored in *STREAMP, and return 1. | |
467 | The caller is responsible for freeing *FULL_PATHP. | |
468 | If not successful, return 0; errno is set for the last file | |
469 | we tried to open. | |
470 | ||
471 | If SEARCH_PATH is non-zero, and the file isn't found in cwd, | |
f5b95b50 | 472 | search for it in the source search path. */ |
3f7b2faa | 473 | |
8a1ea21f | 474 | int |
3f7b2faa DE |
475 | find_and_open_script (const char *script_file, int search_path, |
476 | FILE **streamp, char **full_pathp) | |
973817a3 | 477 | { |
3f7b2faa | 478 | char *file; |
4b505b12 | 479 | int fd; |
973817a3 | 480 | struct cleanup *old_cleanups; |
492c0ab7 | 481 | int search_flags = OPF_TRY_CWD_FIRST | OPF_RETURN_REALPATH; |
d318976c | 482 | |
3f7b2faa | 483 | file = tilde_expand (script_file); |
b8c9b27d | 484 | old_cleanups = make_cleanup (xfree, file); |
d318976c | 485 | |
3f7b2faa DE |
486 | if (search_path) |
487 | search_flags |= OPF_SEARCH_IN_PATH; | |
4b505b12 | 488 | |
3f7b2faa DE |
489 | /* Search for and open 'file' on the search path used for source |
490 | files. Put the full location in *FULL_PATHP. */ | |
491 | fd = openp (source_path, search_flags, | |
492 | file, O_RDONLY, full_pathp); | |
4b505b12 AS |
493 | |
494 | if (fd == -1) | |
d318976c | 495 | { |
3f7b2faa DE |
496 | int save_errno = errno; |
497 | do_cleanups (old_cleanups); | |
498 | errno = save_errno; | |
499 | return 0; | |
d318976c FN |
500 | } |
501 | ||
3f7b2faa | 502 | do_cleanups (old_cleanups); |
973817a3 | 503 | |
3f7b2faa | 504 | *streamp = fdopen (fd, FOPEN_RT); |
77a35dd8 JK |
505 | if (*streamp == NULL) |
506 | { | |
507 | int save_errno = errno; | |
508 | ||
509 | close (fd); | |
510 | if (full_pathp) | |
511 | xfree (*full_pathp); | |
512 | errno = save_errno; | |
513 | return 0; | |
514 | } | |
515 | ||
973817a3 JB |
516 | return 1; |
517 | } | |
518 | ||
86eb7e95 | 519 | /* Load script FILE, which has already been opened as STREAM. */ |
973817a3 | 520 | |
3f7b2faa DE |
521 | static void |
522 | source_script_from_stream (FILE *stream, const char *file) | |
523 | { | |
6dddc817 | 524 | if (script_ext_mode != script_ext_off) |
973817a3 | 525 | { |
6dddc817 DE |
526 | const struct extension_language_defn *extlang |
527 | = get_ext_lang_of_file (file); | |
528 | ||
529 | if (extlang != NULL) | |
973817a3 | 530 | { |
6dddc817 DE |
531 | if (ext_lang_present_p (extlang)) |
532 | { | |
533 | script_sourcer_func *sourcer | |
534 | = ext_lang_script_sourcer (extlang); | |
535 | ||
536 | gdb_assert (sourcer != NULL); | |
537 | sourcer (extlang, stream, file); | |
538 | return; | |
539 | } | |
540 | else if (script_ext_mode == script_ext_soft) | |
541 | { | |
542 | /* Assume the file is a gdb script. | |
543 | This is handled below. */ | |
544 | } | |
545 | else | |
546 | throw_ext_lang_unsupported (extlang); | |
973817a3 JB |
547 | } |
548 | } | |
6dddc817 DE |
549 | |
550 | script_from_file (stream, file); | |
3f7b2faa | 551 | } |
d318976c | 552 | |
3f7b2faa DE |
553 | /* Worker to perform the "source" command. |
554 | Load script FILE. | |
555 | If SEARCH_PATH is non-zero, and the file isn't found in cwd, | |
556 | search for it in the source search path. */ | |
557 | ||
558 | static void | |
559 | source_script_with_search (const char *file, int from_tty, int search_path) | |
560 | { | |
561 | FILE *stream; | |
562 | char *full_path; | |
563 | struct cleanup *old_cleanups; | |
564 | ||
565 | if (file == NULL || *file == 0) | |
566 | error (_("source command requires file name of file to source.")); | |
567 | ||
568 | if (!find_and_open_script (file, search_path, &stream, &full_path)) | |
569 | { | |
d234ef5c | 570 | /* The script wasn't found, or was otherwise inaccessible. |
ebcd3b23 MS |
571 | If the source command was invoked interactively, throw an |
572 | error. Otherwise (e.g. if it was invoked by a script), | |
7c647d61 | 573 | just emit a warning, rather than cause an error. */ |
3f7b2faa DE |
574 | if (from_tty) |
575 | perror_with_name (file); | |
576 | else | |
7c647d61 JB |
577 | { |
578 | perror_warning_with_name (file); | |
579 | return; | |
580 | } | |
3f7b2faa DE |
581 | } |
582 | ||
583 | old_cleanups = make_cleanup (xfree, full_path); | |
86eb7e95 | 584 | make_cleanup_fclose (stream); |
d234ef5c DE |
585 | /* The python support reopens the file, so we need to pass full_path here |
586 | in case the file was found on the search path. It's useful to do this | |
587 | anyway so that error messages show the actual file used. But only do | |
588 | this if we (may have) used search_path, as printing the full path in | |
589 | errors for the non-search case can be more noise than signal. */ | |
590 | source_script_from_stream (stream, search_path ? full_path : file); | |
d318976c FN |
591 | do_cleanups (old_cleanups); |
592 | } | |
593 | ||
3f7b2faa DE |
594 | /* Wrapper around source_script_with_search to export it to main.c |
595 | for use in loading .gdbinit scripts. */ | |
596 | ||
597 | void | |
50dd9793 | 598 | source_script (const char *file, int from_tty) |
3f7b2faa DE |
599 | { |
600 | source_script_with_search (file, from_tty, 0); | |
601 | } | |
602 | ||
16026cd7 AS |
603 | /* Return the source_verbose global variable to its previous state |
604 | on exit from the source command, by whatever means. */ | |
605 | static void | |
606 | source_verbose_cleanup (void *old_value) | |
607 | { | |
608 | source_verbose = *(int *)old_value; | |
609 | xfree (old_value); | |
610 | } | |
611 | ||
612 | static void | |
613 | source_command (char *args, int from_tty) | |
614 | { | |
615 | struct cleanup *old_cleanups; | |
616 | char *file = args; | |
617 | int *old_source_verbose = xmalloc (sizeof(int)); | |
3f7b2faa | 618 | int search_path = 0; |
16026cd7 AS |
619 | |
620 | *old_source_verbose = source_verbose; | |
ebcd3b23 MS |
621 | old_cleanups = make_cleanup (source_verbose_cleanup, |
622 | old_source_verbose); | |
16026cd7 AS |
623 | |
624 | /* -v causes the source command to run in verbose mode. | |
3f7b2faa DE |
625 | -s causes the file to be searched in the source search path, |
626 | even if the file name contains a '/'. | |
16026cd7 AS |
627 | We still have to be able to handle filenames with spaces in a |
628 | backward compatible way, so buildargv is not appropriate. */ | |
629 | ||
630 | if (args) | |
631 | { | |
3f7b2faa | 632 | while (args[0] != '\0') |
16026cd7 | 633 | { |
ebcd3b23 MS |
634 | /* Make sure leading white space does not break the |
635 | comparisons. */ | |
529480d0 | 636 | args = skip_spaces (args); |
3f7b2faa DE |
637 | |
638 | if (args[0] != '-') | |
639 | break; | |
640 | ||
641 | if (args[1] == 'v' && isspace (args[2])) | |
642 | { | |
643 | source_verbose = 1; | |
644 | ||
645 | /* Skip passed -v. */ | |
646 | args = &args[3]; | |
647 | } | |
648 | else if (args[1] == 's' && isspace (args[2])) | |
649 | { | |
650 | search_path = 1; | |
16026cd7 | 651 | |
3f7b2faa DE |
652 | /* Skip passed -s. */ |
653 | args = &args[3]; | |
654 | } | |
655 | else | |
656 | break; | |
16026cd7 | 657 | } |
3f7b2faa | 658 | |
529480d0 | 659 | file = skip_spaces (args); |
16026cd7 AS |
660 | } |
661 | ||
3f7b2faa | 662 | source_script_with_search (file, from_tty, search_path); |
96e39866 DE |
663 | |
664 | do_cleanups (old_cleanups); | |
16026cd7 AS |
665 | } |
666 | ||
667 | ||
d318976c FN |
668 | static void |
669 | echo_command (char *text, int from_tty) | |
670 | { | |
d7561cbb | 671 | const char *p = text; |
d5b5ac79 | 672 | int c; |
d318976c FN |
673 | |
674 | if (text) | |
675 | while ((c = *p++) != '\0') | |
676 | { | |
677 | if (c == '\\') | |
678 | { | |
679 | /* \ at end of argument is used after spaces | |
680 | so they won't be lost. */ | |
681 | if (*p == 0) | |
682 | return; | |
683 | ||
f870a310 | 684 | c = parse_escape (get_current_arch (), &p); |
d318976c FN |
685 | if (c >= 0) |
686 | printf_filtered ("%c", c); | |
687 | } | |
688 | else | |
689 | printf_filtered ("%c", c); | |
690 | } | |
691 | ||
692 | /* Force this output to appear now. */ | |
693 | wrap_here (""); | |
694 | gdb_flush (gdb_stdout); | |
695 | } | |
696 | ||
d318976c FN |
697 | static void |
698 | shell_escape (char *arg, int from_tty) | |
699 | { | |
9b265ec2 MM |
700 | #if defined(CANT_FORK) || \ |
701 | (!defined(HAVE_WORKING_VFORK) && !defined(HAVE_WORKING_FORK)) | |
d318976c FN |
702 | /* If ARG is NULL, they want an inferior shell, but `system' just |
703 | reports if the shell is available when passed a NULL arg. */ | |
704 | int rc = system (arg ? arg : ""); | |
705 | ||
706 | if (!arg) | |
707 | arg = "inferior shell"; | |
708 | ||
709 | if (rc == -1) | |
710 | { | |
711 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, | |
712 | safe_strerror (errno)); | |
713 | gdb_flush (gdb_stderr); | |
714 | } | |
715 | else if (rc) | |
716 | { | |
717 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); | |
718 | gdb_flush (gdb_stderr); | |
719 | } | |
2584159e | 720 | #ifdef GLOBAL_CURDIR |
ebcd3b23 MS |
721 | /* Make sure to return to the directory GDB thinks it is, in case |
722 | the shell command we just ran changed it. */ | |
d318976c FN |
723 | chdir (current_directory); |
724 | #endif | |
725 | #else /* Can fork. */ | |
5be4dfca | 726 | int status, pid; |
d318976c | 727 | |
325ed089 | 728 | if ((pid = vfork ()) == 0) |
d318976c | 729 | { |
9f37bbcc | 730 | const char *p, *user_shell; |
30e94205 | 731 | |
614c279d TT |
732 | close_most_fds (); |
733 | ||
30e94205 DJ |
734 | if ((user_shell = (char *) getenv ("SHELL")) == NULL) |
735 | user_shell = "/bin/sh"; | |
736 | ||
ebcd3b23 | 737 | /* Get the name of the shell for arg0. */ |
9f37bbcc | 738 | p = lbasename (user_shell); |
30e94205 | 739 | |
d318976c | 740 | if (!arg) |
36662fde | 741 | execl (user_shell, p, (char *) 0); |
d318976c | 742 | else |
36662fde | 743 | execl (user_shell, p, "-c", arg, (char *) 0); |
d318976c FN |
744 | |
745 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
746 | safe_strerror (errno)); | |
747 | gdb_flush (gdb_stderr); | |
748 | _exit (0177); | |
749 | } | |
750 | ||
751 | if (pid != -1) | |
5be4dfca | 752 | waitpid (pid, &status, 0); |
d318976c | 753 | else |
8a3fe4f8 | 754 | error (_("Fork failed")); |
d318976c FN |
755 | #endif /* Can fork. */ |
756 | } | |
757 | ||
0378c332 FN |
758 | static void |
759 | edit_command (char *arg, int from_tty) | |
760 | { | |
761 | struct symtabs_and_lines sals; | |
762 | struct symtab_and_line sal; | |
763 | struct symbol *sym; | |
764 | char *arg1; | |
0378c332 | 765 | char *editor; |
0b0865da TT |
766 | char *p; |
767 | const char *fn; | |
0378c332 | 768 | |
d5529a84 | 769 | /* Pull in the current default source line if necessary. */ |
0378c332 | 770 | if (arg == 0) |
53cb0458 FN |
771 | { |
772 | set_default_source_symtab_and_line (); | |
773 | sal = get_current_source_symtab_and_line (); | |
774 | } | |
0378c332 | 775 | |
ebcd3b23 | 776 | /* Bare "edit" edits file with present line. */ |
0378c332 FN |
777 | |
778 | if (arg == 0) | |
779 | { | |
780 | if (sal.symtab == 0) | |
8a3fe4f8 | 781 | error (_("No default source file yet.")); |
0378c332 FN |
782 | sal.line += get_lines_to_list () / 2; |
783 | } | |
784 | else | |
785 | { | |
d5529a84 | 786 | /* Now should only be one argument -- decode it in SAL. */ |
0378c332 FN |
787 | |
788 | arg1 = arg; | |
f8eba3c6 | 789 | sals = decode_line_1 (&arg1, DECODE_LINE_LIST_MODE, 0, 0); |
0378c332 | 790 | |
f8eba3c6 | 791 | filter_sals (&sals); |
d5529a84 TT |
792 | if (! sals.nelts) |
793 | { | |
794 | /* C++ */ | |
795 | return; | |
796 | } | |
797 | if (sals.nelts > 1) | |
798 | { | |
799 | ambiguous_line_spec (&sals); | |
800 | xfree (sals.sals); | |
801 | return; | |
802 | } | |
0378c332 FN |
803 | |
804 | sal = sals.sals[0]; | |
805 | xfree (sals.sals); | |
806 | ||
807 | if (*arg1) | |
8a3fe4f8 | 808 | error (_("Junk at end of line specification.")); |
0378c332 | 809 | |
ebcd3b23 MS |
810 | /* If line was specified by address, first print exactly which |
811 | line, and which file. In this case, sal.symtab == 0 means | |
812 | address is outside of all known source files, not that user | |
813 | failed to give a filename. */ | |
0378c332 FN |
814 | if (*arg == '*') |
815 | { | |
5af949e3 | 816 | struct gdbarch *gdbarch; |
cdb27c12 | 817 | |
0378c332 | 818 | if (sal.symtab == 0) |
8a3fe4f8 | 819 | error (_("No source file for address %s."), |
2b69941d | 820 | paddress (get_current_arch (), sal.pc)); |
5af949e3 UW |
821 | |
822 | gdbarch = get_objfile_arch (sal.symtab->objfile); | |
0378c332 FN |
823 | sym = find_pc_function (sal.pc); |
824 | if (sym) | |
5af949e3 UW |
825 | printf_filtered ("%s is in %s (%s:%d).\n", |
826 | paddress (gdbarch, sal.pc), | |
827 | SYMBOL_PRINT_NAME (sym), | |
05cba821 JK |
828 | symtab_to_filename_for_display (sal.symtab), |
829 | sal.line); | |
0378c332 | 830 | else |
5af949e3 UW |
831 | printf_filtered ("%s is at %s:%d.\n", |
832 | paddress (gdbarch, sal.pc), | |
05cba821 JK |
833 | symtab_to_filename_for_display (sal.symtab), |
834 | sal.line); | |
0378c332 FN |
835 | } |
836 | ||
ebcd3b23 MS |
837 | /* If what was given does not imply a symtab, it must be an |
838 | undebuggable symbol which means no source code. */ | |
0378c332 FN |
839 | |
840 | if (sal.symtab == 0) | |
8a3fe4f8 | 841 | error (_("No line number known for %s."), arg); |
0378c332 FN |
842 | } |
843 | ||
844 | if ((editor = (char *) getenv ("EDITOR")) == NULL) | |
845 | editor = "/bin/ex"; | |
a955ca71 | 846 | |
f35a17b5 | 847 | fn = symtab_to_fullname (sal.symtab); |
0378c332 | 848 | |
a955ca71 EZ |
849 | /* Quote the file name, in case it has whitespace or other special |
850 | characters. */ | |
851 | p = xstrprintf ("%s +%d \"%s\"", editor, sal.line, fn); | |
d5529a84 TT |
852 | shell_escape (p, from_tty); |
853 | xfree (p); | |
0378c332 FN |
854 | } |
855 | ||
856 | static void | |
857 | list_command (char *arg, int from_tty) | |
858 | { | |
859 | struct symtabs_and_lines sals, sals_end; | |
245c7f48 DJ |
860 | struct symtab_and_line sal = { 0 }; |
861 | struct symtab_and_line sal_end = { 0 }; | |
862 | struct symtab_and_line cursal = { 0 }; | |
0378c332 FN |
863 | struct symbol *sym; |
864 | char *arg1; | |
865 | int no_end = 1; | |
866 | int dummy_end = 0; | |
867 | int dummy_beg = 0; | |
868 | int linenum_beg = 0; | |
869 | char *p; | |
870 | ||
ebcd3b23 | 871 | /* Pull in the current default source line if necessary. */ |
0378c332 | 872 | if (arg == 0 || arg[0] == '+' || arg[0] == '-') |
53cb0458 FN |
873 | { |
874 | set_default_source_symtab_and_line (); | |
875 | cursal = get_current_source_symtab_and_line (); | |
5166082f PA |
876 | |
877 | /* If this is the first "list" since we've set the current | |
878 | source line, center the listing around that line. */ | |
879 | if (get_first_line_listed () == 0) | |
880 | { | |
881 | int first; | |
882 | ||
883 | first = max (cursal.line - get_lines_to_list () / 2, 1); | |
884 | ||
885 | /* A small special case --- if listing backwards, and we | |
886 | should list only one line, list the preceding line, | |
887 | instead of the exact line we've just shown after e.g., | |
888 | stopping for a breakpoint. */ | |
889 | if (arg != NULL && arg[0] == '-' | |
890 | && get_lines_to_list () == 1 && first > 1) | |
891 | first -= 1; | |
892 | ||
893 | print_source_lines (cursal.symtab, first, | |
894 | first + get_lines_to_list (), 0); | |
895 | return; | |
896 | } | |
53cb0458 | 897 | } |
0378c332 FN |
898 | |
899 | /* "l" or "l +" lists next ten lines. */ | |
900 | ||
6314a349 | 901 | if (arg == 0 || strcmp (arg, "+") == 0) |
0378c332 FN |
902 | { |
903 | print_source_lines (cursal.symtab, cursal.line, | |
904 | cursal.line + get_lines_to_list (), 0); | |
905 | return; | |
906 | } | |
907 | ||
ebcd3b23 MS |
908 | /* "l -" lists previous ten lines, the ones before the ten just |
909 | listed. */ | |
6314a349 | 910 | if (strcmp (arg, "-") == 0) |
0378c332 FN |
911 | { |
912 | print_source_lines (cursal.symtab, | |
9a2b4c1b MS |
913 | max (get_first_line_listed () |
914 | - get_lines_to_list (), 1), | |
0378c332 FN |
915 | get_first_line_listed (), 0); |
916 | return; | |
917 | } | |
918 | ||
919 | /* Now if there is only one argument, decode it in SAL | |
920 | and set NO_END. | |
921 | If there are two arguments, decode them in SAL and SAL_END | |
922 | and clear NO_END; however, if one of the arguments is blank, | |
923 | set DUMMY_BEG or DUMMY_END to record that fact. */ | |
924 | ||
925 | if (!have_full_symbols () && !have_partial_symbols ()) | |
8a3fe4f8 | 926 | error (_("No symbol table is loaded. Use the \"file\" command.")); |
0378c332 FN |
927 | |
928 | arg1 = arg; | |
929 | if (*arg1 == ',') | |
930 | dummy_beg = 1; | |
931 | else | |
932 | { | |
f8eba3c6 | 933 | sals = decode_line_1 (&arg1, DECODE_LINE_LIST_MODE, 0, 0); |
0378c332 | 934 | |
f8eba3c6 | 935 | filter_sals (&sals); |
0378c332 FN |
936 | if (!sals.nelts) |
937 | return; /* C++ */ | |
938 | if (sals.nelts > 1) | |
939 | { | |
940 | ambiguous_line_spec (&sals); | |
941 | xfree (sals.sals); | |
942 | return; | |
943 | } | |
944 | ||
945 | sal = sals.sals[0]; | |
946 | xfree (sals.sals); | |
947 | } | |
948 | ||
949 | /* Record whether the BEG arg is all digits. */ | |
950 | ||
951 | for (p = arg; p != arg1 && *p >= '0' && *p <= '9'; p++); | |
952 | linenum_beg = (p == arg1); | |
953 | ||
954 | while (*arg1 == ' ' || *arg1 == '\t') | |
955 | arg1++; | |
956 | if (*arg1 == ',') | |
957 | { | |
958 | no_end = 0; | |
959 | arg1++; | |
960 | while (*arg1 == ' ' || *arg1 == '\t') | |
961 | arg1++; | |
962 | if (*arg1 == 0) | |
963 | dummy_end = 1; | |
964 | else | |
965 | { | |
966 | if (dummy_beg) | |
f8eba3c6 | 967 | sals_end = decode_line_1 (&arg1, DECODE_LINE_LIST_MODE, 0, 0); |
0378c332 | 968 | else |
f8eba3c6 TT |
969 | sals_end = decode_line_1 (&arg1, DECODE_LINE_LIST_MODE, |
970 | sal.symtab, sal.line); | |
4979d7f0 | 971 | filter_sals (&sals_end); |
0378c332 FN |
972 | if (sals_end.nelts == 0) |
973 | return; | |
974 | if (sals_end.nelts > 1) | |
975 | { | |
976 | ambiguous_line_spec (&sals_end); | |
977 | xfree (sals_end.sals); | |
978 | return; | |
979 | } | |
980 | sal_end = sals_end.sals[0]; | |
981 | xfree (sals_end.sals); | |
982 | } | |
983 | } | |
984 | ||
985 | if (*arg1) | |
8a3fe4f8 | 986 | error (_("Junk at end of line specification.")); |
0378c332 FN |
987 | |
988 | if (!no_end && !dummy_beg && !dummy_end | |
989 | && sal.symtab != sal_end.symtab) | |
8a3fe4f8 | 990 | error (_("Specified start and end are in different files.")); |
0378c332 | 991 | if (dummy_beg && dummy_end) |
8a3fe4f8 | 992 | error (_("Two empty args do not say what lines to list.")); |
0378c332 | 993 | |
ebcd3b23 | 994 | /* If line was specified by address, |
0378c332 | 995 | first print exactly which line, and which file. |
ebcd3b23 MS |
996 | |
997 | In this case, sal.symtab == 0 means address is outside of all | |
998 | known source files, not that user failed to give a filename. */ | |
0378c332 FN |
999 | if (*arg == '*') |
1000 | { | |
5af949e3 | 1001 | struct gdbarch *gdbarch; |
cdb27c12 | 1002 | |
0378c332 | 1003 | if (sal.symtab == 0) |
8a3fe4f8 | 1004 | error (_("No source file for address %s."), |
2b69941d | 1005 | paddress (get_current_arch (), sal.pc)); |
5af949e3 UW |
1006 | |
1007 | gdbarch = get_objfile_arch (sal.symtab->objfile); | |
0378c332 FN |
1008 | sym = find_pc_function (sal.pc); |
1009 | if (sym) | |
50ee7535 | 1010 | printf_filtered ("%s is in %s (%s:%d).\n", |
5af949e3 UW |
1011 | paddress (gdbarch, sal.pc), |
1012 | SYMBOL_PRINT_NAME (sym), | |
05cba821 | 1013 | symtab_to_filename_for_display (sal.symtab), sal.line); |
0378c332 | 1014 | else |
5af949e3 UW |
1015 | printf_filtered ("%s is at %s:%d.\n", |
1016 | paddress (gdbarch, sal.pc), | |
05cba821 | 1017 | symtab_to_filename_for_display (sal.symtab), sal.line); |
0378c332 FN |
1018 | } |
1019 | ||
ebcd3b23 MS |
1020 | /* If line was not specified by just a line number, and it does not |
1021 | imply a symtab, it must be an undebuggable symbol which means no | |
1022 | source code. */ | |
0378c332 FN |
1023 | |
1024 | if (!linenum_beg && sal.symtab == 0) | |
8a3fe4f8 | 1025 | error (_("No line number known for %s."), arg); |
0378c332 FN |
1026 | |
1027 | /* If this command is repeated with RET, | |
1028 | turn it into the no-arg variant. */ | |
1029 | ||
1030 | if (from_tty) | |
1031 | *arg = 0; | |
1032 | ||
1033 | if (dummy_beg && sal_end.symtab == 0) | |
8a3fe4f8 | 1034 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
1035 | if (dummy_beg) |
1036 | print_source_lines (sal_end.symtab, | |
1037 | max (sal_end.line - (get_lines_to_list () - 1), 1), | |
1038 | sal_end.line + 1, 0); | |
1039 | else if (sal.symtab == 0) | |
8a3fe4f8 | 1040 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
1041 | else if (no_end) |
1042 | { | |
1043 | int first_line = sal.line - get_lines_to_list () / 2; | |
1044 | ||
1045 | if (first_line < 1) first_line = 1; | |
1046 | ||
1047 | print_source_lines (sal.symtab, | |
1048 | first_line, | |
1049 | first_line + get_lines_to_list (), | |
1050 | 0); | |
1051 | } | |
1052 | else | |
1053 | print_source_lines (sal.symtab, sal.line, | |
1054 | (dummy_end | |
1055 | ? sal.line + get_lines_to_list () | |
1056 | : sal_end.line + 1), | |
1057 | 0); | |
1058 | } | |
1059 | ||
d14508fe DE |
1060 | /* Subroutine of disassemble_command to simplify it. |
1061 | Perform the disassembly. | |
1062 | NAME is the name of the function if known, or NULL. | |
1063 | [LOW,HIGH) are the range of addresses to disassemble. | |
1064 | MIXED is non-zero to print source with the assembler. */ | |
1065 | ||
1066 | static void | |
13274fc3 | 1067 | print_disassembly (struct gdbarch *gdbarch, const char *name, |
e6158f16 | 1068 | CORE_ADDR low, CORE_ADDR high, int flags) |
d14508fe DE |
1069 | { |
1070 | #if defined(TUI) | |
1071 | if (!tui_is_window_visible (DISASSEM_WIN)) | |
1072 | #endif | |
1073 | { | |
1074 | printf_filtered ("Dump of assembler code "); | |
1075 | if (name != NULL) | |
1076 | printf_filtered ("for function %s:\n", name); | |
1077 | else | |
5af949e3 UW |
1078 | printf_filtered ("from %s to %s:\n", |
1079 | paddress (gdbarch, low), paddress (gdbarch, high)); | |
d14508fe DE |
1080 | |
1081 | /* Dump the specified range. */ | |
79a45e25 | 1082 | gdb_disassembly (gdbarch, current_uiout, 0, flags, -1, low, high); |
d14508fe DE |
1083 | |
1084 | printf_filtered ("End of assembler dump.\n"); | |
1085 | gdb_flush (gdb_stdout); | |
1086 | } | |
1087 | #if defined(TUI) | |
1088 | else | |
1089 | { | |
13274fc3 | 1090 | tui_show_assembly (gdbarch, low); |
d14508fe DE |
1091 | } |
1092 | #endif | |
1093 | } | |
1094 | ||
1095 | /* Subroutine of disassemble_command to simplify it. | |
9c419145 | 1096 | Print a disassembly of the current function according to FLAGS. */ |
d14508fe DE |
1097 | |
1098 | static void | |
e6158f16 | 1099 | disassemble_current_function (int flags) |
d14508fe | 1100 | { |
13274fc3 UW |
1101 | struct frame_info *frame; |
1102 | struct gdbarch *gdbarch; | |
d14508fe | 1103 | CORE_ADDR low, high, pc; |
2c02bd72 | 1104 | const char *name; |
d14508fe | 1105 | |
13274fc3 UW |
1106 | frame = get_selected_frame (_("No frame selected.")); |
1107 | gdbarch = get_frame_arch (frame); | |
9bf4bce9 | 1108 | pc = get_frame_address_in_block (frame); |
d14508fe DE |
1109 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
1110 | error (_("No function contains program counter for selected frame.")); | |
1111 | #if defined(TUI) | |
1112 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously | |
1113 | `tui_version'. */ | |
1114 | if (tui_active) | |
1115 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
13274fc3 | 1116 | low = tui_get_low_disassembly_address (gdbarch, low, pc); |
d14508fe | 1117 | #endif |
13274fc3 | 1118 | low += gdbarch_deprecated_function_start_offset (gdbarch); |
d14508fe | 1119 | |
e6158f16 | 1120 | print_disassembly (gdbarch, name, low, high, flags); |
d14508fe DE |
1121 | } |
1122 | ||
1123 | /* Dump a specified section of assembly code. | |
1124 | ||
1125 | Usage: | |
e6158f16 | 1126 | disassemble [/mr] |
d14508fe | 1127 | - dump the assembly code for the function of the current pc |
e6158f16 | 1128 | disassemble [/mr] addr |
d14508fe | 1129 | - dump the assembly code for the function at ADDR |
53a71c06 CR |
1130 | disassemble [/mr] low,high |
1131 | disassemble [/mr] low,+length | |
1132 | - dump the assembly code in the range [LOW,HIGH), or [LOW,LOW+length) | |
d14508fe | 1133 | |
e6158f16 HZ |
1134 | A /m modifier will include source code with the assembly. |
1135 | A /r modifier will include raw instructions in hex with the assembly. */ | |
83c31e7d | 1136 | |
83c31e7d FN |
1137 | static void |
1138 | disassemble_command (char *arg, int from_tty) | |
1139 | { | |
13274fc3 | 1140 | struct gdbarch *gdbarch = get_current_arch (); |
83c31e7d | 1141 | CORE_ADDR low, high; |
2c02bd72 | 1142 | const char *name; |
d36fc00b | 1143 | CORE_ADDR pc; |
e6158f16 | 1144 | int flags; |
bbc13ae3 | 1145 | const char *p; |
83c31e7d | 1146 | |
bbc13ae3 | 1147 | p = arg; |
83c31e7d | 1148 | name = NULL; |
e6158f16 | 1149 | flags = 0; |
d14508fe | 1150 | |
bbc13ae3 | 1151 | if (p && *p == '/') |
83c31e7d | 1152 | { |
bbc13ae3 | 1153 | ++p; |
d14508fe | 1154 | |
bbc13ae3 | 1155 | if (*p == '\0') |
d14508fe DE |
1156 | error (_("Missing modifier.")); |
1157 | ||
bbc13ae3 | 1158 | while (*p && ! isspace (*p)) |
d14508fe | 1159 | { |
bbc13ae3 | 1160 | switch (*p++) |
d14508fe DE |
1161 | { |
1162 | case 'm': | |
e6158f16 HZ |
1163 | flags |= DISASSEMBLY_SOURCE; |
1164 | break; | |
1165 | case 'r': | |
1166 | flags |= DISASSEMBLY_RAW_INSN; | |
d14508fe DE |
1167 | break; |
1168 | default: | |
1169 | error (_("Invalid disassembly modifier.")); | |
1170 | } | |
1171 | } | |
1172 | ||
bbc13ae3 | 1173 | p = skip_spaces_const (p); |
d14508fe DE |
1174 | } |
1175 | ||
bbc13ae3 | 1176 | if (! p || ! *p) |
d14508fe | 1177 | { |
9c419145 | 1178 | flags |= DISASSEMBLY_OMIT_FNAME; |
e6158f16 | 1179 | disassemble_current_function (flags); |
d14508fe | 1180 | return; |
83c31e7d | 1181 | } |
d14508fe | 1182 | |
bbc13ae3 KS |
1183 | pc = value_as_address (parse_to_comma_and_eval (&p)); |
1184 | if (p[0] == ',') | |
1185 | ++p; | |
1186 | if (p[0] == '\0') | |
83c31e7d FN |
1187 | { |
1188 | /* One argument. */ | |
83c31e7d | 1189 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
8a3fe4f8 | 1190 | error (_("No function contains specified address.")); |
83c31e7d | 1191 | #if defined(TUI) |
021e7609 AC |
1192 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
1193 | `tui_version'. */ | |
22940a24 AC |
1194 | if (tui_active) |
1195 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
13274fc3 | 1196 | low = tui_get_low_disassembly_address (gdbarch, low, pc); |
83c31e7d | 1197 | #endif |
13274fc3 | 1198 | low += gdbarch_deprecated_function_start_offset (gdbarch); |
9c419145 | 1199 | flags |= DISASSEMBLY_OMIT_FNAME; |
83c31e7d FN |
1200 | } |
1201 | else | |
1202 | { | |
1203 | /* Two arguments. */ | |
53a71c06 | 1204 | int incl_flag = 0; |
21a0512e | 1205 | low = pc; |
bbc13ae3 KS |
1206 | p = skip_spaces_const (p); |
1207 | if (p[0] == '+') | |
53a71c06 | 1208 | { |
bbc13ae3 | 1209 | ++p; |
53a71c06 CR |
1210 | incl_flag = 1; |
1211 | } | |
bbc13ae3 | 1212 | high = parse_and_eval_address (p); |
53a71c06 CR |
1213 | if (incl_flag) |
1214 | high += low; | |
83c31e7d FN |
1215 | } |
1216 | ||
e6158f16 | 1217 | print_disassembly (gdbarch, name, low, high, flags); |
83c31e7d FN |
1218 | } |
1219 | ||
d318976c FN |
1220 | static void |
1221 | make_command (char *arg, int from_tty) | |
1222 | { | |
1223 | char *p; | |
1224 | ||
1225 | if (arg == 0) | |
1226 | p = "make"; | |
1227 | else | |
1228 | { | |
1229 | p = xmalloc (sizeof ("make ") + strlen (arg)); | |
1230 | strcpy (p, "make "); | |
1231 | strcpy (p + sizeof ("make ") - 1, arg); | |
1232 | } | |
1233 | ||
1234 | shell_escape (p, from_tty); | |
1235 | } | |
1236 | ||
d318976c FN |
1237 | static void |
1238 | show_user (char *args, int from_tty) | |
1239 | { | |
1240 | struct cmd_list_element *c; | |
1241 | extern struct cmd_list_element *cmdlist; | |
1242 | ||
1243 | if (args) | |
1244 | { | |
6f937416 | 1245 | const char *comname = args; |
cdb27c12 | 1246 | |
adb483fe | 1247 | c = lookup_cmd (&comname, cmdlist, "", 0, 1); |
ed3ef339 | 1248 | /* c->user_commands would be NULL if it's a python/scheme command. */ |
7d74f244 | 1249 | if (c->class != class_user || !c->user_commands) |
8a3fe4f8 | 1250 | error (_("Not a user command.")); |
adb483fe | 1251 | show_user_1 (c, "", args, gdb_stdout); |
d318976c FN |
1252 | } |
1253 | else | |
1254 | { | |
1255 | for (c = cmdlist; c; c = c->next) | |
1256 | { | |
adb483fe DJ |
1257 | if (c->class == class_user || c->prefixlist != NULL) |
1258 | show_user_1 (c, "", c->name, gdb_stdout); | |
d318976c FN |
1259 | } |
1260 | } | |
1261 | } | |
1262 | ||
1263 | /* Search through names of commands and documentations for a certain | |
ebcd3b23 MS |
1264 | regular expression. */ |
1265 | ||
c419cfba | 1266 | static void |
d318976c FN |
1267 | apropos_command (char *searchstr, int from_tty) |
1268 | { | |
d318976c | 1269 | regex_t pattern; |
dc92e161 | 1270 | int code; |
cdb27c12 | 1271 | |
d318976c | 1272 | if (searchstr == NULL) |
f55af66d | 1273 | error (_("REGEXP string is empty")); |
d318976c | 1274 | |
dc92e161 TT |
1275 | code = regcomp (&pattern, searchstr, REG_ICASE); |
1276 | if (code == 0) | |
1277 | { | |
1278 | struct cleanup *cleanups; | |
1279 | ||
1280 | cleanups = make_regfree_cleanup (&pattern); | |
1281 | apropos_cmd (gdb_stdout, cmdlist, &pattern, ""); | |
1282 | do_cleanups (cleanups); | |
1283 | } | |
d318976c FN |
1284 | else |
1285 | { | |
dc92e161 TT |
1286 | char *err = get_regcomp_error (code, &pattern); |
1287 | ||
1288 | make_cleanup (xfree, err); | |
1289 | error (_("Error in regular expression: %s"), err); | |
d318976c | 1290 | } |
d318976c | 1291 | } |
5a56e9c5 DE |
1292 | |
1293 | /* Subroutine of alias_command to simplify it. | |
1294 | Return the first N elements of ARGV flattened back to a string | |
1295 | with a space separating each element. | |
1296 | ARGV may not be NULL. | |
1297 | This does not take care of quoting elements in case they contain spaces | |
1298 | on purpose. */ | |
1299 | ||
1300 | static dyn_string_t | |
1301 | argv_to_dyn_string (char **argv, int n) | |
1302 | { | |
1303 | int i; | |
1304 | dyn_string_t result = dyn_string_new (10); | |
1305 | ||
1306 | gdb_assert (argv != NULL); | |
1307 | gdb_assert (n >= 0 && n <= countargv (argv)); | |
1308 | ||
1309 | for (i = 0; i < n; ++i) | |
1310 | { | |
1311 | if (i > 0) | |
1312 | dyn_string_append_char (result, ' '); | |
1313 | dyn_string_append_cstr (result, argv[i]); | |
1314 | } | |
1315 | ||
1316 | return result; | |
1317 | } | |
1318 | ||
1319 | /* Subroutine of alias_command to simplify it. | |
1320 | Return TRUE if COMMAND exists, unambiguously. Otherwise FALSE. */ | |
1321 | ||
1322 | static int | |
6f937416 | 1323 | valid_command_p (const char *command) |
5a56e9c5 DE |
1324 | { |
1325 | struct cmd_list_element *c; | |
1326 | ||
1327 | c = lookup_cmd_1 (& command, cmdlist, NULL, 1); | |
1328 | ||
1329 | if (c == NULL || c == (struct cmd_list_element *) -1) | |
1330 | return FALSE; | |
1331 | ||
1332 | /* This is the slightly tricky part. | |
1333 | lookup_cmd_1 will return a pointer to the last part of COMMAND | |
1334 | to match, leaving COMMAND pointing at the remainder. */ | |
1335 | while (*command == ' ' || *command == '\t') | |
1336 | ++command; | |
1337 | return *command == '\0'; | |
1338 | } | |
1339 | ||
1340 | /* Make an alias of an existing command. */ | |
1341 | ||
1342 | static void | |
1343 | alias_command (char *args, int from_tty) | |
1344 | { | |
1345 | int i, alias_argc, command_argc; | |
1346 | int abbrev_flag = 0; | |
1347 | char *args2, *equals, *alias, *command; | |
1348 | char **alias_argv, **command_argv; | |
1349 | dyn_string_t alias_dyn_string, command_dyn_string; | |
5b3fca71 | 1350 | struct cleanup *cleanup; |
5a56e9c5 DE |
1351 | static const char usage[] = N_("Usage: alias [-a] [--] ALIAS = COMMAND"); |
1352 | ||
1353 | if (args == NULL || strchr (args, '=') == NULL) | |
1354 | error (_(usage)); | |
1355 | ||
1356 | args2 = xstrdup (args); | |
5b3fca71 | 1357 | cleanup = make_cleanup (xfree, args2); |
5a56e9c5 DE |
1358 | equals = strchr (args2, '='); |
1359 | *equals = '\0'; | |
1360 | alias_argv = gdb_buildargv (args2); | |
1361 | make_cleanup_freeargv (alias_argv); | |
1362 | command_argv = gdb_buildargv (equals + 1); | |
1363 | make_cleanup_freeargv (command_argv); | |
1364 | ||
1365 | for (i = 0; alias_argv[i] != NULL; ) | |
1366 | { | |
1367 | if (strcmp (alias_argv[i], "-a") == 0) | |
1368 | { | |
1369 | ++alias_argv; | |
1370 | abbrev_flag = 1; | |
1371 | } | |
1372 | else if (strcmp (alias_argv[i], "--") == 0) | |
1373 | { | |
1374 | ++alias_argv; | |
1375 | break; | |
1376 | } | |
1377 | else | |
1378 | break; | |
1379 | } | |
1380 | ||
1381 | if (alias_argv[0] == NULL || command_argv[0] == NULL | |
1382 | || *alias_argv[0] == '\0' || *command_argv[0] == '\0') | |
1383 | error (_(usage)); | |
1384 | ||
1385 | for (i = 0; alias_argv[i] != NULL; ++i) | |
1386 | { | |
1387 | if (! valid_user_defined_cmd_name_p (alias_argv[i])) | |
1388 | { | |
1389 | if (i == 0) | |
1390 | error (_("Invalid command name: %s"), alias_argv[i]); | |
1391 | else | |
1392 | error (_("Invalid command element name: %s"), alias_argv[i]); | |
1393 | } | |
1394 | } | |
1395 | ||
1396 | alias_argc = countargv (alias_argv); | |
1397 | command_argc = countargv (command_argv); | |
1398 | ||
1399 | /* COMMAND must exist. | |
1400 | Reconstruct the command to remove any extraneous spaces, | |
1401 | for better error messages. */ | |
1402 | command_dyn_string = argv_to_dyn_string (command_argv, command_argc); | |
1403 | make_cleanup_dyn_string_delete (command_dyn_string); | |
1404 | command = dyn_string_buf (command_dyn_string); | |
1405 | if (! valid_command_p (command)) | |
1406 | error (_("Invalid command to alias to: %s"), command); | |
1407 | ||
1408 | /* ALIAS must not exist. */ | |
1409 | alias_dyn_string = argv_to_dyn_string (alias_argv, alias_argc); | |
1410 | make_cleanup_dyn_string_delete (alias_dyn_string); | |
1411 | alias = dyn_string_buf (alias_dyn_string); | |
1412 | if (valid_command_p (alias)) | |
1413 | error (_("Alias already exists: %s"), alias); | |
1414 | ||
1415 | /* If ALIAS is one word, it is an alias for the entire COMMAND. | |
1416 | Example: alias spe = set print elements | |
1417 | ||
1418 | Otherwise ALIAS and COMMAND must have the same number of words, | |
1419 | and every word except the last must match; and the last word of | |
1420 | ALIAS is made an alias of the last word of COMMAND. | |
1421 | Example: alias set print elms = set pr elem | |
1422 | Note that unambiguous abbreviations are allowed. */ | |
1423 | ||
1424 | if (alias_argc == 1) | |
1425 | { | |
1426 | /* add_cmd requires *we* allocate space for name, hence the xstrdup. */ | |
1427 | add_com_alias (xstrdup (alias_argv[0]), command, class_alias, | |
1428 | abbrev_flag); | |
1429 | } | |
1430 | else | |
1431 | { | |
5a56e9c5 | 1432 | dyn_string_t alias_prefix_dyn_string, command_prefix_dyn_string; |
6f937416 | 1433 | const char *alias_prefix, *command_prefix; |
5a56e9c5 DE |
1434 | struct cmd_list_element *c_alias, *c_command; |
1435 | ||
1436 | if (alias_argc != command_argc) | |
1437 | error (_("Mismatched command length between ALIAS and COMMAND.")); | |
1438 | ||
1439 | /* Create copies of ALIAS and COMMAND without the last word, | |
1440 | and use that to verify the leading elements match. */ | |
1441 | alias_prefix_dyn_string = | |
1442 | argv_to_dyn_string (alias_argv, alias_argc - 1); | |
1443 | make_cleanup_dyn_string_delete (alias_prefix_dyn_string); | |
1444 | command_prefix_dyn_string = | |
1445 | argv_to_dyn_string (alias_argv, command_argc - 1); | |
1446 | make_cleanup_dyn_string_delete (command_prefix_dyn_string); | |
1447 | alias_prefix = dyn_string_buf (alias_prefix_dyn_string); | |
1448 | command_prefix = dyn_string_buf (command_prefix_dyn_string); | |
1449 | ||
1450 | c_command = lookup_cmd_1 (& command_prefix, cmdlist, NULL, 1); | |
1451 | /* We've already tried to look up COMMAND. */ | |
1452 | gdb_assert (c_command != NULL | |
1453 | && c_command != (struct cmd_list_element *) -1); | |
1454 | gdb_assert (c_command->prefixlist != NULL); | |
1455 | c_alias = lookup_cmd_1 (& alias_prefix, cmdlist, NULL, 1); | |
1456 | if (c_alias != c_command) | |
1457 | error (_("ALIAS and COMMAND prefixes do not match.")); | |
1458 | ||
1459 | /* add_cmd requires *we* allocate space for name, hence the xstrdup. */ | |
1460 | add_alias_cmd (xstrdup (alias_argv[alias_argc - 1]), | |
1461 | command_argv[command_argc - 1], | |
1462 | class_alias, abbrev_flag, c_command->prefixlist); | |
1463 | } | |
5b3fca71 TT |
1464 | |
1465 | do_cleanups (cleanup); | |
5a56e9c5 | 1466 | } |
d318976c | 1467 | \f |
0378c332 | 1468 | /* Print a list of files and line numbers which a user may choose from |
ebcd3b23 MS |
1469 | in order to list a function which was specified ambiguously (as |
1470 | with `list classname::overloadedfuncname', for example). The | |
1471 | vector in SALS provides the filenames and line numbers. */ | |
0378c332 FN |
1472 | |
1473 | static void | |
1474 | ambiguous_line_spec (struct symtabs_and_lines *sals) | |
1475 | { | |
1476 | int i; | |
1477 | ||
1478 | for (i = 0; i < sals->nelts; ++i) | |
a3f17187 | 1479 | printf_filtered (_("file: \"%s\", line number: %d\n"), |
05cba821 JK |
1480 | symtab_to_filename_for_display (sals->sals[i].symtab), |
1481 | sals->sals[i].line); | |
0378c332 FN |
1482 | } |
1483 | ||
f8eba3c6 TT |
1484 | /* Sort function for filter_sals. */ |
1485 | ||
1486 | static int | |
1487 | compare_symtabs (const void *a, const void *b) | |
1488 | { | |
1489 | const struct symtab_and_line *sala = a; | |
1490 | const struct symtab_and_line *salb = b; | |
1491 | int r; | |
1492 | ||
1493 | if (!sala->symtab->dirname) | |
1494 | { | |
1495 | if (salb->symtab->dirname) | |
1496 | return -1; | |
1497 | } | |
1498 | else if (!salb->symtab->dirname) | |
1499 | { | |
1500 | if (sala->symtab->dirname) | |
1501 | return 1; | |
1502 | } | |
1503 | else | |
1504 | { | |
1505 | r = filename_cmp (sala->symtab->dirname, salb->symtab->dirname); | |
1506 | if (r) | |
1507 | return r; | |
1508 | } | |
1509 | ||
1510 | r = filename_cmp (sala->symtab->filename, salb->symtab->filename); | |
1511 | if (r) | |
1512 | return r; | |
1513 | ||
1514 | if (sala->line < salb->line) | |
1515 | return -1; | |
1516 | return sala->line == salb->line ? 0 : 1; | |
1517 | } | |
1518 | ||
1519 | /* Remove any SALs that do not match the current program space, or | |
1520 | which appear to be "file:line" duplicates. */ | |
1521 | ||
1522 | static void | |
1523 | filter_sals (struct symtabs_and_lines *sals) | |
1524 | { | |
1525 | int i, out, prev; | |
1526 | ||
1527 | out = 0; | |
1528 | for (i = 0; i < sals->nelts; ++i) | |
1529 | { | |
1530 | if (sals->sals[i].pspace == current_program_space | |
ccbac09d | 1531 | && sals->sals[i].symtab != NULL) |
f8eba3c6 TT |
1532 | { |
1533 | sals->sals[out] = sals->sals[i]; | |
1534 | ++out; | |
1535 | } | |
1536 | } | |
1537 | sals->nelts = out; | |
1538 | ||
1539 | qsort (sals->sals, sals->nelts, sizeof (struct symtab_and_line), | |
1540 | compare_symtabs); | |
1541 | ||
1542 | out = 1; | |
1543 | prev = 0; | |
1544 | for (i = 1; i < sals->nelts; ++i) | |
1545 | { | |
1546 | if (compare_symtabs (&sals->sals[prev], &sals->sals[i])) | |
1547 | { | |
1548 | /* Symtabs differ. */ | |
1549 | sals->sals[out] = sals->sals[i]; | |
1550 | prev = out; | |
1551 | ++out; | |
1552 | } | |
1553 | } | |
f8eba3c6 TT |
1554 | |
1555 | if (sals->nelts == 0) | |
1556 | { | |
1557 | xfree (sals->sals); | |
1558 | sals->sals = NULL; | |
1559 | } | |
2f2e97fa TT |
1560 | else |
1561 | sals->nelts = out; | |
f8eba3c6 TT |
1562 | } |
1563 | ||
d318976c FN |
1564 | static void |
1565 | set_debug (char *arg, int from_tty) | |
1566 | { | |
9a2b4c1b MS |
1567 | printf_unfiltered (_("\"set debug\" must be followed by " |
1568 | "the name of a debug subcommand.\n")); | |
635c7e8a | 1569 | help_list (setdebuglist, "set debug ", all_commands, gdb_stdout); |
d318976c FN |
1570 | } |
1571 | ||
1572 | static void | |
1573 | show_debug (char *args, int from_tty) | |
1574 | { | |
1575 | cmd_show_list (showdebuglist, from_tty, ""); | |
1576 | } | |
1577 | ||
1578 | void | |
1579 | init_cmd_lists (void) | |
1580 | { | |
20f01a46 | 1581 | max_user_call_depth = 1024; |
d318976c FN |
1582 | } |
1583 | ||
920d2a44 AC |
1584 | static void |
1585 | show_info_verbose (struct ui_file *file, int from_tty, | |
1586 | struct cmd_list_element *c, | |
1587 | const char *value) | |
1588 | { | |
1589 | if (info_verbose) | |
9a2b4c1b MS |
1590 | fprintf_filtered (file, |
1591 | _("Verbose printing of informational messages is %s.\n"), | |
1592 | value); | |
920d2a44 AC |
1593 | else |
1594 | fprintf_filtered (file, _("Verbosity is %s.\n"), value); | |
1595 | } | |
1596 | ||
1597 | static void | |
1598 | show_history_expansion_p (struct ui_file *file, int from_tty, | |
1599 | struct cmd_list_element *c, const char *value) | |
1600 | { | |
1601 | fprintf_filtered (file, _("History expansion on command input is %s.\n"), | |
1602 | value); | |
1603 | } | |
1604 | ||
920d2a44 AC |
1605 | static void |
1606 | show_remote_debug (struct ui_file *file, int from_tty, | |
1607 | struct cmd_list_element *c, const char *value) | |
1608 | { | |
1609 | fprintf_filtered (file, _("Debugging of remote protocol is %s.\n"), | |
1610 | value); | |
1611 | } | |
1612 | ||
1613 | static void | |
1614 | show_remote_timeout (struct ui_file *file, int from_tty, | |
1615 | struct cmd_list_element *c, const char *value) | |
1616 | { | |
9a2b4c1b MS |
1617 | fprintf_filtered (file, |
1618 | _("Timeout limit to wait for target to respond is %s.\n"), | |
920d2a44 AC |
1619 | value); |
1620 | } | |
1621 | ||
1622 | static void | |
1623 | show_max_user_call_depth (struct ui_file *file, int from_tty, | |
1624 | struct cmd_list_element *c, const char *value) | |
1625 | { | |
9a2b4c1b MS |
1626 | fprintf_filtered (file, |
1627 | _("The max call depth for user-defined commands is %s.\n"), | |
920d2a44 AC |
1628 | value); |
1629 | } | |
1630 | ||
d318976c | 1631 | \f |
43e4916f TT |
1632 | |
1633 | initialize_file_ftype _initialize_cli_cmds; | |
1634 | ||
d318976c | 1635 | void |
43e4916f | 1636 | _initialize_cli_cmds (void) |
d318976c FN |
1637 | { |
1638 | struct cmd_list_element *c; | |
1639 | ||
1640 | /* Define the classes of commands. | |
1bfeeb0f | 1641 | They will appear in the help list in alphabetical order. */ |
d318976c | 1642 | |
1a966eab AC |
1643 | add_cmd ("internals", class_maintenance, NULL, _("\ |
1644 | Maintenance commands.\n\ | |
d318976c FN |
1645 | Some gdb commands are provided just for use by gdb maintainers.\n\ |
1646 | These commands are subject to frequent change, and may not be as\n\ | |
1a966eab | 1647 | well documented as user commands."), |
d318976c | 1648 | &cmdlist); |
1a966eab | 1649 | add_cmd ("obscure", class_obscure, NULL, _("Obscure features."), &cmdlist); |
9a2b4c1b MS |
1650 | add_cmd ("aliases", class_alias, NULL, |
1651 | _("Aliases of other commands."), &cmdlist); | |
1a966eab AC |
1652 | add_cmd ("user-defined", class_user, NULL, _("\ |
1653 | User-defined commands.\n\ | |
d318976c | 1654 | The commands in this class are those defined by the user.\n\ |
1a966eab AC |
1655 | Use the \"define\" command to define a command."), &cmdlist); |
1656 | add_cmd ("support", class_support, NULL, _("Support facilities."), &cmdlist); | |
d318976c | 1657 | if (!dbx_commands) |
1a966eab AC |
1658 | add_cmd ("status", class_info, NULL, _("Status inquiries."), &cmdlist); |
1659 | add_cmd ("files", class_files, NULL, _("Specifying and examining files."), | |
1660 | &cmdlist); | |
1661 | add_cmd ("breakpoints", class_breakpoint, NULL, | |
1662 | _("Making program stop at certain points."), &cmdlist); | |
1663 | add_cmd ("data", class_vars, NULL, _("Examining data."), &cmdlist); | |
1664 | add_cmd ("stack", class_stack, NULL, _("\ | |
1665 | Examining the stack.\n\ | |
d318976c FN |
1666 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ |
1667 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
1668 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
1669 | Variable lookups are done with respect to the selected frame.\n\ | |
1670 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
1a966eab | 1671 | The commands below can be used to select other frames by number or address."), |
d318976c | 1672 | &cmdlist); |
1a966eab | 1673 | add_cmd ("running", class_run, NULL, _("Running the program."), &cmdlist); |
d318976c | 1674 | |
ebcd3b23 | 1675 | /* Define general commands. */ |
d318976c | 1676 | |
d729566a | 1677 | add_com ("pwd", class_files, pwd_command, _("\ |
1bedd215 | 1678 | Print working directory. This is used for your program as well.")); |
4f8d22e3 | 1679 | |
1a966eab AC |
1680 | c = add_cmd ("cd", class_files, cd_command, _("\ |
1681 | Set working directory to DIR for debugger and program being debugged.\n\ | |
d318976c | 1682 | The change does not take effect for the program being debugged\n\ |
1a966eab | 1683 | until the next time it is started."), &cmdlist); |
5ba2abeb | 1684 | set_cmd_completer (c, filename_completer); |
d318976c | 1685 | |
1bedd215 AC |
1686 | add_com ("echo", class_support, echo_command, _("\ |
1687 | Print a constant string. Give string as argument.\n\ | |
d318976c FN |
1688 | C escape sequences may be used in the argument.\n\ |
1689 | No newline is added at the end of the argument;\n\ | |
1690 | use \"\\n\" if you want a newline to be printed.\n\ | |
1691 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
1692 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
1bedd215 | 1693 | to be printed or after trailing whitespace.")); |
d318976c | 1694 | |
973817a3 JB |
1695 | add_setshow_enum_cmd ("script-extension", class_support, |
1696 | script_ext_enums, &script_ext_mode, _("\ | |
1697 | Set mode for script filename extension recognition."), _("\ | |
1698 | Show mode for script filename extension recognition."), _("\ | |
1699 | off == no filename extension recognition (all sourced files are GDB scripts)\n\ | |
1700 | soft == evaluate script according to filename extension, fallback to GDB script" | |
1701 | "\n\ | |
1702 | strict == evaluate script according to filename extension, error if not supported" | |
1703 | ), | |
1704 | NULL, | |
1705 | show_script_ext_mode, | |
1706 | &setlist, &showlist); | |
1707 | ||
bdb52a22 TT |
1708 | add_com ("quit", class_support, quit_command, _("\ |
1709 | Exit gdb.\n\ | |
1710 | Usage: quit [EXPR]\n\ | |
1711 | The optional expression EXPR, if present, is evaluated and the result\n\ | |
1712 | used as GDB's exit code. The default is zero.")); | |
1bedd215 AC |
1713 | c = add_com ("help", class_support, help_command, |
1714 | _("Print list of commands.")); | |
5ba2abeb | 1715 | set_cmd_completer (c, command_completer); |
d318976c FN |
1716 | add_com_alias ("q", "quit", class_support, 1); |
1717 | add_com_alias ("h", "help", class_support, 1); | |
1718 | ||
5bf193a2 AC |
1719 | add_setshow_boolean_cmd ("verbose", class_support, &info_verbose, _("\ |
1720 | Set verbosity."), _("\ | |
1721 | Show verbosity."), NULL, | |
1722 | set_verbose, | |
920d2a44 | 1723 | show_info_verbose, |
5bf193a2 | 1724 | &setlist, &showlist); |
d318976c FN |
1725 | |
1726 | add_prefix_cmd ("history", class_support, set_history, | |
1bedd215 | 1727 | _("Generic command for setting command history parameters."), |
d318976c FN |
1728 | &sethistlist, "set history ", 0, &setlist); |
1729 | add_prefix_cmd ("history", class_support, show_history, | |
1bedd215 | 1730 | _("Generic command for showing command history parameters."), |
d318976c FN |
1731 | &showhistlist, "show history ", 0, &showlist); |
1732 | ||
5bf193a2 AC |
1733 | add_setshow_boolean_cmd ("expansion", no_class, &history_expansion_p, _("\ |
1734 | Set history expansion on command input."), _("\ | |
1735 | Show history expansion on command input."), _("\ | |
1736 | Without an argument, history expansion is enabled."), | |
1737 | NULL, | |
920d2a44 | 1738 | show_history_expansion_p, |
5bf193a2 | 1739 | &sethistlist, &showhistlist); |
d318976c | 1740 | |
d729566a | 1741 | add_prefix_cmd ("info", class_info, info_command, _("\ |
1bedd215 | 1742 | Generic command for showing things about the program being debugged."), |
d729566a | 1743 | &infolist, "info ", 0, &cmdlist); |
d318976c | 1744 | add_com_alias ("i", "info", class_info, 1); |
a177aad3 | 1745 | add_com_alias ("inf", "info", class_info, 1); |
d318976c FN |
1746 | |
1747 | add_com ("complete", class_obscure, complete_command, | |
1bedd215 | 1748 | _("List the completions for the rest of the line as a command.")); |
d318976c | 1749 | |
d729566a | 1750 | add_prefix_cmd ("show", class_info, show_command, _("\ |
700b53b1 | 1751 | Generic command for showing things about the debugger."), |
d729566a | 1752 | &showlist, "show ", 0, &cmdlist); |
d318976c | 1753 | /* Another way to get at the same thing. */ |
1bedd215 | 1754 | add_info ("set", show_command, _("Show all GDB settings.")); |
d318976c | 1755 | |
db5f229b | 1756 | add_cmd ("commands", no_set_class, show_commands, _("\ |
1a966eab | 1757 | Show the history of commands you typed.\n\ |
d318976c | 1758 | You can supply a command number to start with, or a `+' to start after\n\ |
1a966eab | 1759 | the previous command number shown."), |
d318976c FN |
1760 | &showlist); |
1761 | ||
db5f229b | 1762 | add_cmd ("version", no_set_class, show_version, |
1a966eab | 1763 | _("Show what version of GDB this is."), &showlist); |
d318976c | 1764 | |
6eaaf48b EZ |
1765 | add_cmd ("configuration", no_set_class, show_configuration, |
1766 | _("Show how GDB was configured at build time."), &showlist); | |
1767 | ||
85c07804 AC |
1768 | add_setshow_zinteger_cmd ("remote", no_class, &remote_debug, _("\ |
1769 | Set debugging of remote protocol."), _("\ | |
1770 | Show debugging of remote protocol."), _("\ | |
d318976c | 1771 | When enabled, each packet sent or received with the remote target\n\ |
85c07804 AC |
1772 | is displayed."), |
1773 | NULL, | |
920d2a44 | 1774 | show_remote_debug, |
85c07804 | 1775 | &setdebuglist, &showdebuglist); |
d318976c | 1776 | |
6fc1c773 YQ |
1777 | add_setshow_zuinteger_unlimited_cmd ("remotetimeout", no_class, |
1778 | &remote_timeout, _("\ | |
c0d88b1b AC |
1779 | Set timeout limit to wait for target to respond."), _("\ |
1780 | Show timeout limit to wait for target to respond."), _("\ | |
d318976c | 1781 | This value is used to set the time limit for gdb to wait for a response\n\ |
c0d88b1b | 1782 | from the target."), |
6fc1c773 YQ |
1783 | NULL, |
1784 | show_remote_timeout, | |
1785 | &setlist, &showlist); | |
d318976c FN |
1786 | |
1787 | add_prefix_cmd ("debug", no_class, set_debug, | |
1bedd215 | 1788 | _("Generic command for setting gdb debugging flags"), |
d318976c FN |
1789 | &setdebuglist, "set debug ", 0, &setlist); |
1790 | ||
1791 | add_prefix_cmd ("debug", no_class, show_debug, | |
1bedd215 | 1792 | _("Generic command for showing gdb debugging flags"), |
d318976c FN |
1793 | &showdebuglist, "show debug ", 0, &showlist); |
1794 | ||
1bedd215 AC |
1795 | c = add_com ("shell", class_support, shell_escape, _("\ |
1796 | Execute the rest of the line as a shell command.\n\ | |
1797 | With no arguments, run an inferior shell.")); | |
5ba2abeb | 1798 | set_cmd_completer (c, filename_completer); |
d318976c | 1799 | |
1bedd215 AC |
1800 | c = add_com ("edit", class_files, edit_command, _("\ |
1801 | Edit specified file or function.\n\ | |
0378c332 | 1802 | With no argument, edits file containing most recent line listed.\n\ |
0378c332 FN |
1803 | Editing targets can be specified in these ways:\n\ |
1804 | FILE:LINENUM, to edit at that line in that file,\n\ | |
1805 | FUNCTION, to edit at the beginning of that function,\n\ | |
1806 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1807 | *ADDRESS, to edit at the line containing that address.\n\ | |
1bedd215 | 1808 | Uses EDITOR environment variable contents as editor (or ex as default).")); |
0378c332 FN |
1809 | |
1810 | c->completer = location_completer; | |
1811 | ||
1bedd215 AC |
1812 | add_com ("list", class_files, list_command, _("\ |
1813 | List specified function or line.\n\ | |
0378c332 FN |
1814 | With no argument, lists ten more lines after or around previous listing.\n\ |
1815 | \"list -\" lists the ten lines before a previous ten-line listing.\n\ | |
1816 | One argument specifies a line, and ten lines are listed around that line.\n\ | |
1817 | Two arguments with comma between specify starting and ending lines to list.\n\ | |
0378c332 FN |
1818 | Lines can be specified in these ways:\n\ |
1819 | LINENUM, to list around that line in current file,\n\ | |
1820 | FILE:LINENUM, to list around that line in that file,\n\ | |
1821 | FUNCTION, to list around beginning of that function,\n\ | |
1822 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1823 | *ADDRESS, to list around the line containing that address.\n\ | |
9a2b4c1b MS |
1824 | With two args if one is empty it stands for ten lines away from \ |
1825 | the other arg.")); | |
0378c332 FN |
1826 | |
1827 | if (!xdb_commands) | |
1828 | add_com_alias ("l", "list", class_files, 1); | |
1829 | else | |
1830 | add_com_alias ("v", "list", class_files, 1); | |
1831 | ||
1832 | if (dbx_commands) | |
1833 | add_com_alias ("file", "list", class_files, 1); | |
1834 | ||
1bedd215 AC |
1835 | c = add_com ("disassemble", class_vars, disassemble_command, _("\ |
1836 | Disassemble a specified section of memory.\n\ | |
83c31e7d | 1837 | Default is the function surrounding the pc of the selected frame.\n\ |
d14508fe | 1838 | With a /m modifier, source lines are included (if available).\n\ |
e6158f16 | 1839 | With a /r modifier, raw instructions in hex are included.\n\ |
83c31e7d | 1840 | With a single argument, the function surrounding that address is dumped.\n\ |
53a71c06 | 1841 | Two arguments (separated by a comma) are taken as a range of memory to dump,\n\ |
7e1e0340 DE |
1842 | in the form of \"start,end\", or \"start,+length\".\n\ |
1843 | \n\ | |
1844 | Note that the address is interpreted as an expression, not as a location\n\ | |
1845 | like in the \"break\" command.\n\ | |
1846 | So, for example, if you want to disassemble function bar in file foo.c\n\ | |
1847 | you must type \"disassemble 'foo.c'::bar\" and not \"disassemble foo.c:bar\".")); | |
83c31e7d FN |
1848 | set_cmd_completer (c, location_completer); |
1849 | if (xdb_commands) | |
1850 | add_com_alias ("va", "disassemble", class_xdb, 0); | |
0378c332 | 1851 | |
ed59ded5 | 1852 | add_com_alias ("!", "shell", class_support, 0); |
d318976c | 1853 | |
1bedd215 AC |
1854 | c = add_com ("make", class_support, make_command, _("\ |
1855 | Run the ``make'' program using the rest of the line as arguments.")); | |
5ba2abeb | 1856 | set_cmd_completer (c, filename_completer); |
1a966eab | 1857 | add_cmd ("user", no_class, show_user, _("\ |
ed3ef339 | 1858 | Show definitions of non-python/scheme user defined commands.\n\ |
d318976c | 1859 | Argument is the name of the user defined command.\n\ |
1a966eab | 1860 | With no argument, show definitions of all user defined commands."), &showlist); |
1bedd215 AC |
1861 | add_com ("apropos", class_support, apropos_command, |
1862 | _("Search for commands matching a REGEXP")); | |
20f01a46 | 1863 | |
883b9c6c | 1864 | add_setshow_uinteger_cmd ("max-user-call-depth", no_class, |
c0d88b1b | 1865 | &max_user_call_depth, _("\ |
ed3ef339 DE |
1866 | Set the max call depth for non-python/scheme user-defined commands."), _("\ |
1867 | Show the max call depth for non-python/scheme user-defined commands."), NULL, | |
883b9c6c YQ |
1868 | NULL, |
1869 | show_max_user_call_depth, | |
1870 | &setlist, &showlist); | |
16026cd7 AS |
1871 | |
1872 | add_setshow_boolean_cmd ("trace-commands", no_class, &trace_commands, _("\ | |
1873 | Set tracing of GDB CLI commands."), _("\ | |
1874 | Show state of GDB CLI command tracing."), _("\ | |
1875 | When 'on', each command is displayed as it is executed."), | |
1876 | NULL, | |
1877 | NULL, | |
1878 | &setlist, &showlist); | |
5a56e9c5 DE |
1879 | |
1880 | c = add_com ("alias", class_support, alias_command, _("\ | |
1881 | Define a new command that is an alias of an existing command.\n\ | |
1882 | Usage: alias [-a] [--] ALIAS = COMMAND\n\ | |
1883 | ALIAS is the name of the alias command to create.\n\ | |
1884 | COMMAND is the command being aliased to.\n\ | |
1885 | If \"-a\" is specified, the command is an abbreviation,\n\ | |
1886 | and will not appear in help command list output.\n\ | |
1887 | \n\ | |
1888 | Examples:\n\ | |
1889 | Make \"spe\" an alias of \"set print elements\":\n\ | |
1890 | alias spe = set print elements\n\ | |
1891 | Make \"elms\" an alias of \"elements\" in the \"set print\" command:\n\ | |
1892 | alias -a set print elms = set print elements")); | |
d318976c | 1893 | } |
43e4916f TT |
1894 | |
1895 | void | |
1896 | init_cli_cmds (void) | |
1897 | { | |
1898 | struct cmd_list_element *c; | |
1899 | char *source_help_text; | |
1900 | ||
1901 | source_help_text = xstrprintf (_("\ | |
1902 | Read commands from a file named FILE.\n\ | |
1903 | \n\ | |
1904 | Usage: source [-s] [-v] FILE\n\ | |
1905 | -s: search for the script in the source search path,\n\ | |
1906 | even if FILE contains directories.\n\ | |
1907 | -v: each command in FILE is echoed as it is executed.\n\ | |
1908 | \n\ | |
1909 | Note that the file \"%s\" is read automatically in this way\n\ | |
1910 | when GDB is started."), gdbinit); | |
1911 | c = add_cmd ("source", class_support, source_command, | |
1912 | source_help_text, &cmdlist); | |
1913 | set_cmd_completer (c, filename_completer); | |
1914 | } |