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d318976c | 1 | /* GDB CLI commands. |
8926118c | 2 | |
7b6bb8da JB |
3 | Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010, |
4 | 2011 Free Software Foundation, Inc. | |
d318976c FN |
5 | |
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 10 | the Free Software Foundation; either version 3 of the License, or |
d318976c FN |
11 | (at your option) any later version. |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
d318976c FN |
20 | |
21 | #include "defs.h" | |
973817a3 | 22 | #include "exceptions.h" |
13274fc3 | 23 | #include "arch-utils.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. */ | |
5f8a3188 | 30 | #include "gdb_string.h" |
325ed089 | 31 | #include "gdb_vfork.h" |
0378c332 FN |
32 | #include "linespec.h" |
33 | #include "expression.h" | |
83c31e7d FN |
34 | #include "frame.h" |
35 | #include "value.h" | |
0378c332 | 36 | #include "language.h" |
ebcd3b23 | 37 | #include "filenames.h" /* For DOSish file names. */ |
0378c332 FN |
38 | #include "objfiles.h" |
39 | #include "source.h" | |
83c31e7d | 40 | #include "disasm.h" |
33da3f1c | 41 | #include "tracepoint.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" | |
50 | ||
973817a3 JB |
51 | #include "python/python.h" |
52 | ||
6a83354a | 53 | #ifdef TUI |
ebcd3b23 | 54 | #include "tui/tui.h" /* For tui_active et.al. */ |
6a83354a AC |
55 | #endif |
56 | ||
4b505b12 AS |
57 | #include <fcntl.h> |
58 | ||
0378c332 | 59 | /* Prototypes for local command functions */ |
d318976c FN |
60 | |
61 | static void complete_command (char *, int); | |
62 | ||
63 | static void echo_command (char *, int); | |
64 | ||
65 | static void pwd_command (char *, int); | |
66 | ||
67 | static void show_version (char *, int); | |
68 | ||
d318976c FN |
69 | static void help_command (char *, int); |
70 | ||
71 | static void show_command (char *, int); | |
72 | ||
73 | static void info_command (char *, int); | |
74 | ||
75 | static void show_debug (char *, int); | |
76 | ||
77 | static void set_debug (char *, int); | |
78 | ||
79 | static void show_user (char *, int); | |
80 | ||
81 | static void make_command (char *, int); | |
82 | ||
83 | static void shell_escape (char *, int); | |
84 | ||
0378c332 FN |
85 | static void edit_command (char *, int); |
86 | ||
87 | static void list_command (char *, int); | |
88 | ||
d318976c | 89 | void apropos_command (char *, int); |
0378c332 FN |
90 | |
91 | /* Prototypes for local utility functions */ | |
92 | ||
93 | static void ambiguous_line_spec (struct symtabs_and_lines *); | |
d318976c | 94 | \f |
20f01a46 DH |
95 | /* Limit the call depth of user-defined commands */ |
96 | int max_user_call_depth; | |
97 | ||
d318976c FN |
98 | /* Define all cmd_list_elements. */ |
99 | ||
100 | /* Chain containing all defined commands. */ | |
101 | ||
102 | struct cmd_list_element *cmdlist; | |
103 | ||
104 | /* Chain containing all defined info subcommands. */ | |
105 | ||
106 | struct cmd_list_element *infolist; | |
107 | ||
ebcd3b23 | 108 | /* Chain containing all defined enable subcommands. */ |
d318976c FN |
109 | |
110 | struct cmd_list_element *enablelist; | |
111 | ||
ebcd3b23 | 112 | /* Chain containing all defined disable subcommands. */ |
d318976c FN |
113 | |
114 | struct cmd_list_element *disablelist; | |
115 | ||
ebcd3b23 | 116 | /* Chain containing all defined toggle subcommands. */ |
d318976c FN |
117 | |
118 | struct cmd_list_element *togglelist; | |
119 | ||
ebcd3b23 | 120 | /* Chain containing all defined stop subcommands. */ |
d318976c FN |
121 | |
122 | struct cmd_list_element *stoplist; | |
123 | ||
ebcd3b23 | 124 | /* Chain containing all defined delete subcommands. */ |
d318976c FN |
125 | |
126 | struct cmd_list_element *deletelist; | |
127 | ||
ebcd3b23 | 128 | /* Chain containing all defined detach subcommands. */ |
f73adfeb AS |
129 | |
130 | struct cmd_list_element *detachlist; | |
131 | ||
ebcd3b23 | 132 | /* Chain containing all defined kill subcommands. */ |
2277426b PA |
133 | |
134 | struct cmd_list_element *killlist; | |
135 | ||
ebcd3b23 | 136 | /* Chain containing all defined "enable breakpoint" subcommands. */ |
d318976c FN |
137 | |
138 | struct cmd_list_element *enablebreaklist; | |
139 | ||
140 | /* Chain containing all defined set subcommands */ | |
141 | ||
142 | struct cmd_list_element *setlist; | |
143 | ||
144 | /* Chain containing all defined unset subcommands */ | |
145 | ||
146 | struct cmd_list_element *unsetlist; | |
147 | ||
148 | /* Chain containing all defined show subcommands. */ | |
149 | ||
150 | struct cmd_list_element *showlist; | |
151 | ||
152 | /* Chain containing all defined \"set history\". */ | |
153 | ||
154 | struct cmd_list_element *sethistlist; | |
155 | ||
156 | /* Chain containing all defined \"show history\". */ | |
157 | ||
158 | struct cmd_list_element *showhistlist; | |
159 | ||
160 | /* Chain containing all defined \"unset history\". */ | |
161 | ||
162 | struct cmd_list_element *unsethistlist; | |
163 | ||
ebcd3b23 | 164 | /* Chain containing all defined maintenance subcommands. */ |
d318976c FN |
165 | |
166 | struct cmd_list_element *maintenancelist; | |
167 | ||
ebcd3b23 | 168 | /* Chain containing all defined "maintenance info" subcommands. */ |
d318976c FN |
169 | |
170 | struct cmd_list_element *maintenanceinfolist; | |
171 | ||
ebcd3b23 | 172 | /* Chain containing all defined "maintenance print" subcommands. */ |
d318976c FN |
173 | |
174 | struct cmd_list_element *maintenanceprintlist; | |
175 | ||
176 | struct cmd_list_element *setprintlist; | |
177 | ||
178 | struct cmd_list_element *showprintlist; | |
179 | ||
180 | struct cmd_list_element *setdebuglist; | |
181 | ||
182 | struct cmd_list_element *showdebuglist; | |
183 | ||
184 | struct cmd_list_element *setchecklist; | |
185 | ||
186 | struct cmd_list_element *showchecklist; | |
16026cd7 AS |
187 | |
188 | /* Command tracing state. */ | |
189 | ||
190 | int source_verbose = 0; | |
191 | int trace_commands = 0; | |
d318976c | 192 | \f |
973817a3 JB |
193 | /* 'script-extension' option support. */ |
194 | ||
195 | static const char script_ext_off[] = "off"; | |
196 | static const char script_ext_soft[] = "soft"; | |
197 | static const char script_ext_strict[] = "strict"; | |
198 | ||
199 | static const char *script_ext_enums[] = { | |
200 | script_ext_off, | |
201 | script_ext_soft, | |
202 | script_ext_strict, | |
203 | NULL | |
204 | }; | |
205 | ||
206 | static const char *script_ext_mode = script_ext_soft; | |
207 | \f | |
d318976c | 208 | /* Utility used everywhere when at least one argument is needed and |
ebcd3b23 | 209 | none is supplied. */ |
d318976c FN |
210 | |
211 | void | |
212 | error_no_arg (char *why) | |
213 | { | |
8a3fe4f8 | 214 | error (_("Argument required (%s)."), why); |
d318976c FN |
215 | } |
216 | ||
217 | /* The "info" command is defined as a prefix, with allow_unknown = 0. | |
ebcd3b23 MS |
218 | Therefore, its own definition is called only for "info" with no |
219 | args. */ | |
d318976c | 220 | |
d318976c FN |
221 | static void |
222 | info_command (char *arg, int from_tty) | |
223 | { | |
a3f17187 | 224 | printf_unfiltered (_("\"info\" must be followed by the name of an info command.\n")); |
d318976c FN |
225 | help_list (infolist, "info ", -1, gdb_stdout); |
226 | } | |
227 | ||
228 | /* The "show" command with no arguments shows all the settings. */ | |
229 | ||
d318976c FN |
230 | static void |
231 | show_command (char *arg, int from_tty) | |
232 | { | |
233 | cmd_show_list (showlist, from_tty, ""); | |
234 | } | |
235 | \f | |
236 | /* Provide documentation on command or list given by COMMAND. FROM_TTY | |
237 | is ignored. */ | |
238 | ||
d318976c FN |
239 | static void |
240 | help_command (char *command, int from_tty) | |
241 | { | |
242 | help_cmd (command, gdb_stdout); | |
243 | } | |
244 | \f | |
83d31a92 TT |
245 | /* String compare function for qsort. */ |
246 | static int | |
247 | compare_strings (const void *arg1, const void *arg2) | |
248 | { | |
249 | const char **s1 = (const char **) arg1; | |
250 | const char **s2 = (const char **) arg2; | |
cdb27c12 | 251 | |
83d31a92 TT |
252 | return strcmp (*s1, *s2); |
253 | } | |
254 | ||
d318976c FN |
255 | /* The "complete" command is used by Emacs to implement completion. */ |
256 | ||
d318976c FN |
257 | static void |
258 | complete_command (char *arg, int from_tty) | |
259 | { | |
d318976c | 260 | int argpoint; |
d9b52655 | 261 | char **completions, *point, *arg_prefix; |
d318976c FN |
262 | |
263 | dont_repeat (); | |
264 | ||
265 | if (arg == NULL) | |
266 | arg = ""; | |
267 | argpoint = strlen (arg); | |
268 | ||
ebcd3b23 MS |
269 | /* complete_line assumes that its first argument is somewhere |
270 | within, and except for filenames at the beginning of, the word to | |
271 | be completed. The following crude imitation of readline's | |
272 | word-breaking tries to accomodate this. */ | |
d9b52655 DJ |
273 | point = arg + argpoint; |
274 | while (point > arg) | |
275 | { | |
276 | if (strchr (rl_completer_word_break_characters, point[-1]) != 0) | |
277 | break; | |
278 | point--; | |
279 | } | |
280 | ||
281 | arg_prefix = alloca (point - arg + 1); | |
282 | memcpy (arg_prefix, arg, point - arg); | |
283 | arg_prefix[point - arg] = 0; | |
284 | ||
285 | completions = complete_line (point, arg, argpoint); | |
83d31a92 TT |
286 | |
287 | if (completions) | |
d318976c | 288 | { |
83d31a92 TT |
289 | int item, size; |
290 | ||
291 | for (size = 0; completions[size]; ++size) | |
292 | ; | |
293 | qsort (completions, size, sizeof (char *), compare_strings); | |
294 | ||
295 | /* We do extra processing here since we only want to print each | |
296 | unique item once. */ | |
297 | item = 0; | |
298 | while (item < size) | |
299 | { | |
300 | int next_item; | |
cdb27c12 | 301 | |
d9b52655 | 302 | printf_unfiltered ("%s%s\n", arg_prefix, completions[item]); |
83d31a92 TT |
303 | next_item = item + 1; |
304 | while (next_item < size | |
305 | && ! strcmp (completions[item], completions[next_item])) | |
306 | { | |
307 | xfree (completions[next_item]); | |
308 | ++next_item; | |
309 | } | |
310 | ||
311 | xfree (completions[item]); | |
312 | item = next_item; | |
313 | } | |
314 | ||
315 | xfree (completions); | |
d318976c FN |
316 | } |
317 | } | |
318 | ||
bbaca940 AC |
319 | int |
320 | is_complete_command (struct cmd_list_element *c) | |
d318976c | 321 | { |
bbaca940 | 322 | return cmd_cfunc_eq (c, complete_command); |
d318976c FN |
323 | } |
324 | ||
d318976c FN |
325 | static void |
326 | show_version (char *args, int from_tty) | |
327 | { | |
328 | immediate_quit++; | |
329 | print_gdb_version (gdb_stdout); | |
330 | printf_filtered ("\n"); | |
331 | immediate_quit--; | |
332 | } | |
333 | ||
334 | /* Handle the quit command. */ | |
335 | ||
336 | void | |
337 | quit_command (char *args, int from_tty) | |
338 | { | |
339 | if (!quit_confirm ()) | |
8a3fe4f8 | 340 | error (_("Not confirmed.")); |
d5551862 | 341 | |
33da3f1c | 342 | disconnect_tracing (from_tty); |
d5551862 | 343 | |
d318976c FN |
344 | quit_force (args, from_tty); |
345 | } | |
346 | ||
d318976c FN |
347 | static void |
348 | pwd_command (char *args, int from_tty) | |
349 | { | |
350 | if (args) | |
8a3fe4f8 | 351 | error (_("The \"pwd\" command does not take an argument: %s"), args); |
bf1d7d9c JB |
352 | if (! getcwd (gdb_dirbuf, sizeof (gdb_dirbuf))) |
353 | error (_("Error finding name of working directory: %s"), | |
354 | safe_strerror (errno)); | |
d318976c | 355 | |
6314a349 | 356 | if (strcmp (gdb_dirbuf, current_directory) != 0) |
a3f17187 | 357 | printf_unfiltered (_("Working directory %s\n (canonically %s).\n"), |
d318976c FN |
358 | current_directory, gdb_dirbuf); |
359 | else | |
a3f17187 | 360 | printf_unfiltered (_("Working directory %s.\n"), current_directory); |
d318976c FN |
361 | } |
362 | ||
363 | void | |
364 | cd_command (char *dir, int from_tty) | |
365 | { | |
366 | int len; | |
367 | /* Found something other than leading repetitions of "/..". */ | |
368 | int found_real_path; | |
369 | char *p; | |
370 | ||
371 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
372 | repeat might be useful but is more likely to be a mistake. */ | |
373 | dont_repeat (); | |
374 | ||
375 | if (dir == 0) | |
e2e0b3e5 | 376 | error_no_arg (_("new working directory")); |
d318976c FN |
377 | |
378 | dir = tilde_expand (dir); | |
b8c9b27d | 379 | make_cleanup (xfree, dir); |
d318976c FN |
380 | |
381 | if (chdir (dir) < 0) | |
382 | perror_with_name (dir); | |
383 | ||
c3690141 | 384 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
385 | /* There's too much mess with DOSish names like "d:", "d:.", |
386 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
387 | simply get the canonicalized name of the current directory. */ | |
388 | dir = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
389 | #endif | |
390 | ||
391 | len = strlen (dir); | |
fe4e3eb8 | 392 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
393 | { |
394 | /* Remove the trailing slash unless this is a root directory | |
395 | (including a drive letter on non-Unix systems). */ | |
396 | if (!(len == 1) /* "/" */ | |
c3690141 | 397 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 398 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
399 | #endif |
400 | ) | |
401 | len--; | |
402 | } | |
403 | ||
404 | dir = savestring (dir, len); | |
fe4e3eb8 | 405 | if (IS_ABSOLUTE_PATH (dir)) |
d318976c FN |
406 | current_directory = dir; |
407 | else | |
408 | { | |
fe4e3eb8 | 409 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
1754f103 | 410 | current_directory = concat (current_directory, dir, (char *)NULL); |
d318976c | 411 | else |
1754f103 MK |
412 | current_directory = concat (current_directory, SLASH_STRING, |
413 | dir, (char *)NULL); | |
b8c9b27d | 414 | xfree (dir); |
d318976c FN |
415 | } |
416 | ||
417 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
418 | ||
419 | found_real_path = 0; | |
420 | for (p = current_directory; *p;) | |
421 | { | |
fe4e3eb8 EZ |
422 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
423 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
d318976c | 424 | strcpy (p, p + 2); |
fe4e3eb8 EZ |
425 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
426 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
427 | { |
428 | if (found_real_path) | |
429 | { | |
430 | /* Search backwards for the directory just before the "/.." | |
431 | and obliterate it and the "/..". */ | |
432 | char *q = p; | |
cdb27c12 | 433 | |
fe4e3eb8 | 434 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
435 | --q; |
436 | ||
437 | if (q == current_directory) | |
438 | /* current_directory is | |
439 | a relative pathname ("can't happen"--leave it alone). */ | |
440 | ++p; | |
441 | else | |
442 | { | |
443 | strcpy (q - 1, p + 3); | |
444 | p = q - 1; | |
445 | } | |
446 | } | |
447 | else | |
ebcd3b23 MS |
448 | /* We are dealing with leading repetitions of "/..", for |
449 | example "/../..", which is the Mach super-root. */ | |
d318976c FN |
450 | p += 3; |
451 | } | |
452 | else | |
453 | { | |
454 | found_real_path = 1; | |
455 | ++p; | |
456 | } | |
457 | } | |
458 | ||
459 | forget_cached_source_info (); | |
460 | ||
461 | if (from_tty) | |
462 | pwd_command ((char *) 0, 1); | |
463 | } | |
464 | \f | |
973817a3 JB |
465 | /* Show the current value of the 'script-extension' option. */ |
466 | ||
467 | static void | |
468 | show_script_ext_mode (struct ui_file *file, int from_tty, | |
469 | struct cmd_list_element *c, const char *value) | |
d318976c | 470 | { |
973817a3 JB |
471 | fprintf_filtered (file, _("\ |
472 | Script filename extension recognition is \"%s\".\n"), | |
473 | value); | |
474 | } | |
475 | ||
3f7b2faa DE |
476 | /* Try to open SCRIPT_FILE. |
477 | If successful, the full path name is stored in *FULL_PATHP, | |
478 | the stream is stored in *STREAMP, and return 1. | |
479 | The caller is responsible for freeing *FULL_PATHP. | |
480 | If not successful, return 0; errno is set for the last file | |
481 | we tried to open. | |
482 | ||
483 | If SEARCH_PATH is non-zero, and the file isn't found in cwd, | |
484 | search for it in the source search path. | |
485 | ||
486 | NOTE: This calls openp which uses xfullpath to compute the full path | |
487 | instead of gdb_realpath. Symbolic links are not resolved. */ | |
488 | ||
8a1ea21f | 489 | int |
3f7b2faa DE |
490 | find_and_open_script (const char *script_file, int search_path, |
491 | FILE **streamp, char **full_pathp) | |
973817a3 | 492 | { |
3f7b2faa | 493 | char *file; |
4b505b12 | 494 | int fd; |
973817a3 | 495 | struct cleanup *old_cleanups; |
3f7b2faa | 496 | int search_flags = OPF_TRY_CWD_FIRST; |
d318976c | 497 | |
3f7b2faa | 498 | file = tilde_expand (script_file); |
b8c9b27d | 499 | old_cleanups = make_cleanup (xfree, file); |
d318976c | 500 | |
3f7b2faa DE |
501 | if (search_path) |
502 | search_flags |= OPF_SEARCH_IN_PATH; | |
4b505b12 | 503 | |
3f7b2faa DE |
504 | /* Search for and open 'file' on the search path used for source |
505 | files. Put the full location in *FULL_PATHP. */ | |
506 | fd = openp (source_path, search_flags, | |
507 | file, O_RDONLY, full_pathp); | |
4b505b12 AS |
508 | |
509 | if (fd == -1) | |
d318976c | 510 | { |
3f7b2faa DE |
511 | int save_errno = errno; |
512 | do_cleanups (old_cleanups); | |
513 | errno = save_errno; | |
514 | return 0; | |
d318976c FN |
515 | } |
516 | ||
3f7b2faa | 517 | do_cleanups (old_cleanups); |
973817a3 | 518 | |
3f7b2faa | 519 | *streamp = fdopen (fd, FOPEN_RT); |
973817a3 JB |
520 | return 1; |
521 | } | |
522 | ||
3f7b2faa DE |
523 | /* Load script FILE, which has already been opened as STREAM. |
524 | STREAM is closed before we return. */ | |
973817a3 | 525 | |
3f7b2faa DE |
526 | static void |
527 | source_script_from_stream (FILE *stream, const char *file) | |
528 | { | |
973817a3 JB |
529 | if (script_ext_mode != script_ext_off |
530 | && strlen (file) > 3 && !strcmp (&file[strlen (file) - 3], ".py")) | |
531 | { | |
532 | volatile struct gdb_exception e; | |
533 | ||
534 | TRY_CATCH (e, RETURN_MASK_ERROR) | |
535 | { | |
536 | source_python_script (stream, file); | |
537 | } | |
538 | if (e.reason < 0) | |
539 | { | |
540 | /* Should we fallback to ye olde GDB script mode? */ | |
541 | if (script_ext_mode == script_ext_soft | |
542 | && e.reason == RETURN_ERROR && e.error == UNSUPPORTED_ERROR) | |
543 | { | |
3f7b2faa DE |
544 | fseek (stream, 0, SEEK_SET); |
545 | script_from_file (stream, (char*) file); | |
973817a3 JB |
546 | } |
547 | else | |
3f7b2faa DE |
548 | { |
549 | /* Nope, just punt. */ | |
550 | fclose (stream); | |
551 | throw_exception (e); | |
552 | } | |
973817a3 | 553 | } |
3f7b2faa DE |
554 | else |
555 | fclose (stream); | |
973817a3 JB |
556 | } |
557 | else | |
558 | script_from_file (stream, file); | |
3f7b2faa | 559 | } |
d318976c | 560 | |
3f7b2faa DE |
561 | /* Worker to perform the "source" command. |
562 | Load script FILE. | |
563 | If SEARCH_PATH is non-zero, and the file isn't found in cwd, | |
564 | search for it in the source search path. */ | |
565 | ||
566 | static void | |
567 | source_script_with_search (const char *file, int from_tty, int search_path) | |
568 | { | |
569 | FILE *stream; | |
570 | char *full_path; | |
571 | struct cleanup *old_cleanups; | |
572 | ||
573 | if (file == NULL || *file == 0) | |
574 | error (_("source command requires file name of file to source.")); | |
575 | ||
576 | if (!find_and_open_script (file, search_path, &stream, &full_path)) | |
577 | { | |
ebcd3b23 MS |
578 | /* The script wasn't found, or was otherwise inaccessible. |
579 | If the source command was invoked interactively, throw an | |
580 | error. Otherwise (e.g. if it was invoked by a script), | |
581 | silently ignore the error. */ | |
3f7b2faa DE |
582 | if (from_tty) |
583 | perror_with_name (file); | |
584 | else | |
585 | return; | |
586 | } | |
587 | ||
588 | old_cleanups = make_cleanup (xfree, full_path); | |
589 | source_script_from_stream (stream, file); | |
d318976c FN |
590 | do_cleanups (old_cleanups); |
591 | } | |
592 | ||
3f7b2faa DE |
593 | /* Wrapper around source_script_with_search to export it to main.c |
594 | for use in loading .gdbinit scripts. */ | |
595 | ||
596 | void | |
597 | source_script (char *file, int from_tty) | |
598 | { | |
599 | source_script_with_search (file, from_tty, 0); | |
600 | } | |
601 | ||
16026cd7 AS |
602 | /* Return the source_verbose global variable to its previous state |
603 | on exit from the source command, by whatever means. */ | |
604 | static void | |
605 | source_verbose_cleanup (void *old_value) | |
606 | { | |
607 | source_verbose = *(int *)old_value; | |
608 | xfree (old_value); | |
609 | } | |
610 | ||
611 | static void | |
612 | source_command (char *args, int from_tty) | |
613 | { | |
614 | struct cleanup *old_cleanups; | |
615 | char *file = args; | |
616 | int *old_source_verbose = xmalloc (sizeof(int)); | |
3f7b2faa | 617 | int search_path = 0; |
16026cd7 AS |
618 | |
619 | *old_source_verbose = source_verbose; | |
ebcd3b23 MS |
620 | old_cleanups = make_cleanup (source_verbose_cleanup, |
621 | old_source_verbose); | |
16026cd7 AS |
622 | |
623 | /* -v causes the source command to run in verbose mode. | |
3f7b2faa DE |
624 | -s causes the file to be searched in the source search path, |
625 | even if the file name contains a '/'. | |
16026cd7 AS |
626 | We still have to be able to handle filenames with spaces in a |
627 | backward compatible way, so buildargv is not appropriate. */ | |
628 | ||
629 | if (args) | |
630 | { | |
3f7b2faa | 631 | while (args[0] != '\0') |
16026cd7 | 632 | { |
ebcd3b23 MS |
633 | /* Make sure leading white space does not break the |
634 | comparisons. */ | |
3f7b2faa DE |
635 | while (isspace(args[0])) |
636 | args++; | |
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 DE |
658 | |
659 | while (isspace (args[0])) | |
660 | args++; | |
661 | file = args; | |
16026cd7 AS |
662 | } |
663 | ||
3f7b2faa | 664 | source_script_with_search (file, from_tty, search_path); |
96e39866 DE |
665 | |
666 | do_cleanups (old_cleanups); | |
16026cd7 AS |
667 | } |
668 | ||
669 | ||
d318976c FN |
670 | static void |
671 | echo_command (char *text, int from_tty) | |
672 | { | |
673 | char *p = text; | |
d5b5ac79 | 674 | int c; |
d318976c FN |
675 | |
676 | if (text) | |
677 | while ((c = *p++) != '\0') | |
678 | { | |
679 | if (c == '\\') | |
680 | { | |
681 | /* \ at end of argument is used after spaces | |
682 | so they won't be lost. */ | |
683 | if (*p == 0) | |
684 | return; | |
685 | ||
f870a310 | 686 | c = parse_escape (get_current_arch (), &p); |
d318976c FN |
687 | if (c >= 0) |
688 | printf_filtered ("%c", c); | |
689 | } | |
690 | else | |
691 | printf_filtered ("%c", c); | |
692 | } | |
693 | ||
694 | /* Force this output to appear now. */ | |
695 | wrap_here (""); | |
696 | gdb_flush (gdb_stdout); | |
697 | } | |
698 | ||
d318976c FN |
699 | static void |
700 | shell_escape (char *arg, int from_tty) | |
701 | { | |
9b265ec2 MM |
702 | #if defined(CANT_FORK) || \ |
703 | (!defined(HAVE_WORKING_VFORK) && !defined(HAVE_WORKING_FORK)) | |
d318976c FN |
704 | /* If ARG is NULL, they want an inferior shell, but `system' just |
705 | reports if the shell is available when passed a NULL arg. */ | |
706 | int rc = system (arg ? arg : ""); | |
707 | ||
708 | if (!arg) | |
709 | arg = "inferior shell"; | |
710 | ||
711 | if (rc == -1) | |
712 | { | |
713 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, | |
714 | safe_strerror (errno)); | |
715 | gdb_flush (gdb_stderr); | |
716 | } | |
717 | else if (rc) | |
718 | { | |
719 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); | |
720 | gdb_flush (gdb_stderr); | |
721 | } | |
2584159e | 722 | #ifdef GLOBAL_CURDIR |
ebcd3b23 MS |
723 | /* Make sure to return to the directory GDB thinks it is, in case |
724 | the shell command we just ran changed it. */ | |
d318976c FN |
725 | chdir (current_directory); |
726 | #endif | |
727 | #else /* Can fork. */ | |
728 | int rc, status, pid; | |
d318976c | 729 | |
325ed089 | 730 | if ((pid = vfork ()) == 0) |
d318976c | 731 | { |
30e94205 DJ |
732 | char *p, *user_shell; |
733 | ||
734 | if ((user_shell = (char *) getenv ("SHELL")) == NULL) | |
735 | user_shell = "/bin/sh"; | |
736 | ||
ebcd3b23 | 737 | /* Get the name of the shell for arg0. */ |
30e94205 DJ |
738 | if ((p = strrchr (user_shell, '/')) == NULL) |
739 | p = user_shell; | |
740 | else | |
741 | p++; /* Get past '/' */ | |
742 | ||
d318976c | 743 | if (!arg) |
36662fde | 744 | execl (user_shell, p, (char *) 0); |
d318976c | 745 | else |
36662fde | 746 | execl (user_shell, p, "-c", arg, (char *) 0); |
d318976c FN |
747 | |
748 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
749 | safe_strerror (errno)); | |
750 | gdb_flush (gdb_stderr); | |
751 | _exit (0177); | |
752 | } | |
753 | ||
754 | if (pid != -1) | |
755 | while ((rc = wait (&status)) != pid && rc != -1) | |
756 | ; | |
757 | else | |
8a3fe4f8 | 758 | error (_("Fork failed")); |
d318976c FN |
759 | #endif /* Can fork. */ |
760 | } | |
761 | ||
0378c332 FN |
762 | static void |
763 | edit_command (char *arg, int from_tty) | |
764 | { | |
765 | struct symtabs_and_lines sals; | |
766 | struct symtab_and_line sal; | |
767 | struct symbol *sym; | |
768 | char *arg1; | |
0378c332 | 769 | char *editor; |
a955ca71 | 770 | char *p, *fn; |
0378c332 | 771 | |
d5529a84 | 772 | /* Pull in the current default source line if necessary. */ |
0378c332 | 773 | if (arg == 0) |
53cb0458 FN |
774 | { |
775 | set_default_source_symtab_and_line (); | |
776 | sal = get_current_source_symtab_and_line (); | |
777 | } | |
0378c332 | 778 | |
ebcd3b23 | 779 | /* Bare "edit" edits file with present line. */ |
0378c332 FN |
780 | |
781 | if (arg == 0) | |
782 | { | |
783 | if (sal.symtab == 0) | |
8a3fe4f8 | 784 | error (_("No default source file yet.")); |
0378c332 FN |
785 | sal.line += get_lines_to_list () / 2; |
786 | } | |
787 | else | |
788 | { | |
d5529a84 | 789 | /* Now should only be one argument -- decode it in SAL. */ |
0378c332 FN |
790 | |
791 | arg1 = arg; | |
68219205 | 792 | sals = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 | 793 | |
d5529a84 TT |
794 | if (! sals.nelts) |
795 | { | |
796 | /* C++ */ | |
797 | return; | |
798 | } | |
799 | if (sals.nelts > 1) | |
800 | { | |
801 | ambiguous_line_spec (&sals); | |
802 | xfree (sals.sals); | |
803 | return; | |
804 | } | |
0378c332 FN |
805 | |
806 | sal = sals.sals[0]; | |
807 | xfree (sals.sals); | |
808 | ||
809 | if (*arg1) | |
8a3fe4f8 | 810 | error (_("Junk at end of line specification.")); |
0378c332 | 811 | |
ebcd3b23 MS |
812 | /* If line was specified by address, first print exactly which |
813 | line, and which file. In this case, sal.symtab == 0 means | |
814 | address is outside of all known source files, not that user | |
815 | failed to give a filename. */ | |
0378c332 FN |
816 | if (*arg == '*') |
817 | { | |
5af949e3 | 818 | struct gdbarch *gdbarch; |
cdb27c12 | 819 | |
0378c332 FN |
820 | if (sal.symtab == 0) |
821 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
8a3fe4f8 | 822 | error (_("No source file for address %s."), |
bb599908 | 823 | hex_string ((unsigned long) sal.pc)); |
5af949e3 UW |
824 | |
825 | gdbarch = get_objfile_arch (sal.symtab->objfile); | |
0378c332 FN |
826 | sym = find_pc_function (sal.pc); |
827 | if (sym) | |
5af949e3 UW |
828 | printf_filtered ("%s is in %s (%s:%d).\n", |
829 | paddress (gdbarch, sal.pc), | |
830 | SYMBOL_PRINT_NAME (sym), | |
831 | sal.symtab->filename, sal.line); | |
0378c332 | 832 | else |
5af949e3 UW |
833 | printf_filtered ("%s is at %s:%d.\n", |
834 | paddress (gdbarch, sal.pc), | |
50ee7535 | 835 | sal.symtab->filename, sal.line); |
0378c332 FN |
836 | } |
837 | ||
ebcd3b23 MS |
838 | /* If what was given does not imply a symtab, it must be an |
839 | undebuggable symbol which means no source code. */ | |
0378c332 FN |
840 | |
841 | if (sal.symtab == 0) | |
8a3fe4f8 | 842 | error (_("No line number known for %s."), arg); |
0378c332 FN |
843 | } |
844 | ||
845 | if ((editor = (char *) getenv ("EDITOR")) == NULL) | |
846 | editor = "/bin/ex"; | |
a955ca71 | 847 | |
a955ca71 EZ |
848 | /* If we don't already know the full absolute file name of the |
849 | source file, find it now. */ | |
850 | if (!sal.symtab->fullname) | |
851 | { | |
852 | fn = symtab_to_fullname (sal.symtab); | |
853 | if (!fn) | |
854 | fn = "unknown"; | |
855 | } | |
856 | else | |
857 | fn = sal.symtab->fullname; | |
0378c332 | 858 | |
a955ca71 EZ |
859 | /* Quote the file name, in case it has whitespace or other special |
860 | characters. */ | |
861 | p = xstrprintf ("%s +%d \"%s\"", editor, sal.line, fn); | |
d5529a84 TT |
862 | shell_escape (p, from_tty); |
863 | xfree (p); | |
0378c332 FN |
864 | } |
865 | ||
866 | static void | |
867 | list_command (char *arg, int from_tty) | |
868 | { | |
869 | struct symtabs_and_lines sals, sals_end; | |
245c7f48 DJ |
870 | struct symtab_and_line sal = { 0 }; |
871 | struct symtab_and_line sal_end = { 0 }; | |
872 | struct symtab_and_line cursal = { 0 }; | |
0378c332 FN |
873 | struct symbol *sym; |
874 | char *arg1; | |
875 | int no_end = 1; | |
876 | int dummy_end = 0; | |
877 | int dummy_beg = 0; | |
878 | int linenum_beg = 0; | |
879 | char *p; | |
880 | ||
ebcd3b23 | 881 | /* Pull in the current default source line if necessary. */ |
0378c332 | 882 | if (arg == 0 || arg[0] == '+' || arg[0] == '-') |
53cb0458 FN |
883 | { |
884 | set_default_source_symtab_and_line (); | |
885 | cursal = get_current_source_symtab_and_line (); | |
886 | } | |
0378c332 FN |
887 | |
888 | /* "l" or "l +" lists next ten lines. */ | |
889 | ||
6314a349 | 890 | if (arg == 0 || strcmp (arg, "+") == 0) |
0378c332 FN |
891 | { |
892 | print_source_lines (cursal.symtab, cursal.line, | |
893 | cursal.line + get_lines_to_list (), 0); | |
894 | return; | |
895 | } | |
896 | ||
ebcd3b23 MS |
897 | /* "l -" lists previous ten lines, the ones before the ten just |
898 | listed. */ | |
6314a349 | 899 | if (strcmp (arg, "-") == 0) |
0378c332 FN |
900 | { |
901 | print_source_lines (cursal.symtab, | |
902 | max (get_first_line_listed () - get_lines_to_list (), 1), | |
903 | get_first_line_listed (), 0); | |
904 | return; | |
905 | } | |
906 | ||
907 | /* Now if there is only one argument, decode it in SAL | |
908 | and set NO_END. | |
909 | If there are two arguments, decode them in SAL and SAL_END | |
910 | and clear NO_END; however, if one of the arguments is blank, | |
911 | set DUMMY_BEG or DUMMY_END to record that fact. */ | |
912 | ||
913 | if (!have_full_symbols () && !have_partial_symbols ()) | |
8a3fe4f8 | 914 | error (_("No symbol table is loaded. Use the \"file\" command.")); |
0378c332 FN |
915 | |
916 | arg1 = arg; | |
917 | if (*arg1 == ',') | |
918 | dummy_beg = 1; | |
919 | else | |
920 | { | |
68219205 | 921 | sals = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 FN |
922 | |
923 | if (!sals.nelts) | |
924 | return; /* C++ */ | |
925 | if (sals.nelts > 1) | |
926 | { | |
927 | ambiguous_line_spec (&sals); | |
928 | xfree (sals.sals); | |
929 | return; | |
930 | } | |
931 | ||
932 | sal = sals.sals[0]; | |
933 | xfree (sals.sals); | |
934 | } | |
935 | ||
936 | /* Record whether the BEG arg is all digits. */ | |
937 | ||
938 | for (p = arg; p != arg1 && *p >= '0' && *p <= '9'; p++); | |
939 | linenum_beg = (p == arg1); | |
940 | ||
941 | while (*arg1 == ' ' || *arg1 == '\t') | |
942 | arg1++; | |
943 | if (*arg1 == ',') | |
944 | { | |
945 | no_end = 0; | |
946 | arg1++; | |
947 | while (*arg1 == ' ' || *arg1 == '\t') | |
948 | arg1++; | |
949 | if (*arg1 == 0) | |
950 | dummy_end = 1; | |
951 | else | |
952 | { | |
953 | if (dummy_beg) | |
68219205 | 954 | sals_end = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 | 955 | else |
68219205 | 956 | sals_end = decode_line_1 (&arg1, 0, sal.symtab, sal.line, 0, 0); |
0378c332 FN |
957 | if (sals_end.nelts == 0) |
958 | return; | |
959 | if (sals_end.nelts > 1) | |
960 | { | |
961 | ambiguous_line_spec (&sals_end); | |
962 | xfree (sals_end.sals); | |
963 | return; | |
964 | } | |
965 | sal_end = sals_end.sals[0]; | |
966 | xfree (sals_end.sals); | |
967 | } | |
968 | } | |
969 | ||
970 | if (*arg1) | |
8a3fe4f8 | 971 | error (_("Junk at end of line specification.")); |
0378c332 FN |
972 | |
973 | if (!no_end && !dummy_beg && !dummy_end | |
974 | && sal.symtab != sal_end.symtab) | |
8a3fe4f8 | 975 | error (_("Specified start and end are in different files.")); |
0378c332 | 976 | if (dummy_beg && dummy_end) |
8a3fe4f8 | 977 | error (_("Two empty args do not say what lines to list.")); |
0378c332 | 978 | |
ebcd3b23 | 979 | /* If line was specified by address, |
0378c332 | 980 | first print exactly which line, and which file. |
ebcd3b23 MS |
981 | |
982 | In this case, sal.symtab == 0 means address is outside of all | |
983 | known source files, not that user failed to give a filename. */ | |
0378c332 FN |
984 | if (*arg == '*') |
985 | { | |
5af949e3 | 986 | struct gdbarch *gdbarch; |
cdb27c12 | 987 | |
0378c332 FN |
988 | if (sal.symtab == 0) |
989 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
8a3fe4f8 | 990 | error (_("No source file for address %s."), |
bb599908 | 991 | hex_string ((unsigned long) sal.pc)); |
5af949e3 UW |
992 | |
993 | gdbarch = get_objfile_arch (sal.symtab->objfile); | |
0378c332 FN |
994 | sym = find_pc_function (sal.pc); |
995 | if (sym) | |
50ee7535 | 996 | printf_filtered ("%s is in %s (%s:%d).\n", |
5af949e3 UW |
997 | paddress (gdbarch, sal.pc), |
998 | SYMBOL_PRINT_NAME (sym), | |
50ee7535 | 999 | sal.symtab->filename, sal.line); |
0378c332 | 1000 | else |
5af949e3 UW |
1001 | printf_filtered ("%s is at %s:%d.\n", |
1002 | paddress (gdbarch, sal.pc), | |
50ee7535 | 1003 | sal.symtab->filename, sal.line); |
0378c332 FN |
1004 | } |
1005 | ||
ebcd3b23 MS |
1006 | /* If line was not specified by just a line number, and it does not |
1007 | imply a symtab, it must be an undebuggable symbol which means no | |
1008 | source code. */ | |
0378c332 FN |
1009 | |
1010 | if (!linenum_beg && sal.symtab == 0) | |
8a3fe4f8 | 1011 | error (_("No line number known for %s."), arg); |
0378c332 FN |
1012 | |
1013 | /* If this command is repeated with RET, | |
1014 | turn it into the no-arg variant. */ | |
1015 | ||
1016 | if (from_tty) | |
1017 | *arg = 0; | |
1018 | ||
1019 | if (dummy_beg && sal_end.symtab == 0) | |
8a3fe4f8 | 1020 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
1021 | if (dummy_beg) |
1022 | print_source_lines (sal_end.symtab, | |
1023 | max (sal_end.line - (get_lines_to_list () - 1), 1), | |
1024 | sal_end.line + 1, 0); | |
1025 | else if (sal.symtab == 0) | |
8a3fe4f8 | 1026 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
1027 | else if (no_end) |
1028 | { | |
1029 | int first_line = sal.line - get_lines_to_list () / 2; | |
1030 | ||
1031 | if (first_line < 1) first_line = 1; | |
1032 | ||
1033 | print_source_lines (sal.symtab, | |
1034 | first_line, | |
1035 | first_line + get_lines_to_list (), | |
1036 | 0); | |
1037 | } | |
1038 | else | |
1039 | print_source_lines (sal.symtab, sal.line, | |
1040 | (dummy_end | |
1041 | ? sal.line + get_lines_to_list () | |
1042 | : sal_end.line + 1), | |
1043 | 0); | |
1044 | } | |
1045 | ||
d14508fe DE |
1046 | /* Subroutine of disassemble_command to simplify it. |
1047 | Perform the disassembly. | |
1048 | NAME is the name of the function if known, or NULL. | |
1049 | [LOW,HIGH) are the range of addresses to disassemble. | |
1050 | MIXED is non-zero to print source with the assembler. */ | |
1051 | ||
1052 | static void | |
13274fc3 | 1053 | print_disassembly (struct gdbarch *gdbarch, const char *name, |
e6158f16 | 1054 | CORE_ADDR low, CORE_ADDR high, int flags) |
d14508fe DE |
1055 | { |
1056 | #if defined(TUI) | |
1057 | if (!tui_is_window_visible (DISASSEM_WIN)) | |
1058 | #endif | |
1059 | { | |
1060 | printf_filtered ("Dump of assembler code "); | |
1061 | if (name != NULL) | |
1062 | printf_filtered ("for function %s:\n", name); | |
1063 | else | |
5af949e3 UW |
1064 | printf_filtered ("from %s to %s:\n", |
1065 | paddress (gdbarch, low), paddress (gdbarch, high)); | |
d14508fe DE |
1066 | |
1067 | /* Dump the specified range. */ | |
e6158f16 | 1068 | gdb_disassembly (gdbarch, uiout, 0, flags, -1, low, high); |
d14508fe DE |
1069 | |
1070 | printf_filtered ("End of assembler dump.\n"); | |
1071 | gdb_flush (gdb_stdout); | |
1072 | } | |
1073 | #if defined(TUI) | |
1074 | else | |
1075 | { | |
13274fc3 | 1076 | tui_show_assembly (gdbarch, low); |
d14508fe DE |
1077 | } |
1078 | #endif | |
1079 | } | |
1080 | ||
1081 | /* Subroutine of disassemble_command to simplify it. | |
9c419145 | 1082 | Print a disassembly of the current function according to FLAGS. */ |
d14508fe DE |
1083 | |
1084 | static void | |
e6158f16 | 1085 | disassemble_current_function (int flags) |
d14508fe | 1086 | { |
13274fc3 UW |
1087 | struct frame_info *frame; |
1088 | struct gdbarch *gdbarch; | |
d14508fe DE |
1089 | CORE_ADDR low, high, pc; |
1090 | char *name; | |
1091 | ||
13274fc3 UW |
1092 | frame = get_selected_frame (_("No frame selected.")); |
1093 | gdbarch = get_frame_arch (frame); | |
1094 | pc = get_frame_pc (frame); | |
d14508fe DE |
1095 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
1096 | error (_("No function contains program counter for selected frame.")); | |
1097 | #if defined(TUI) | |
1098 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously | |
1099 | `tui_version'. */ | |
1100 | if (tui_active) | |
1101 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
13274fc3 | 1102 | low = tui_get_low_disassembly_address (gdbarch, low, pc); |
d14508fe | 1103 | #endif |
13274fc3 | 1104 | low += gdbarch_deprecated_function_start_offset (gdbarch); |
d14508fe | 1105 | |
e6158f16 | 1106 | print_disassembly (gdbarch, name, low, high, flags); |
d14508fe DE |
1107 | } |
1108 | ||
1109 | /* Dump a specified section of assembly code. | |
1110 | ||
1111 | Usage: | |
e6158f16 | 1112 | disassemble [/mr] |
d14508fe | 1113 | - dump the assembly code for the function of the current pc |
e6158f16 | 1114 | disassemble [/mr] addr |
d14508fe | 1115 | - dump the assembly code for the function at ADDR |
53a71c06 CR |
1116 | disassemble [/mr] low,high |
1117 | disassemble [/mr] low,+length | |
1118 | - dump the assembly code in the range [LOW,HIGH), or [LOW,LOW+length) | |
d14508fe | 1119 | |
e6158f16 HZ |
1120 | A /m modifier will include source code with the assembly. |
1121 | A /r modifier will include raw instructions in hex with the assembly. */ | |
83c31e7d | 1122 | |
83c31e7d FN |
1123 | static void |
1124 | disassemble_command (char *arg, int from_tty) | |
1125 | { | |
13274fc3 | 1126 | struct gdbarch *gdbarch = get_current_arch (); |
83c31e7d FN |
1127 | CORE_ADDR low, high; |
1128 | char *name; | |
d36fc00b | 1129 | CORE_ADDR pc; |
e6158f16 | 1130 | int flags; |
83c31e7d FN |
1131 | |
1132 | name = NULL; | |
e6158f16 | 1133 | flags = 0; |
d14508fe DE |
1134 | |
1135 | if (arg && *arg == '/') | |
83c31e7d | 1136 | { |
d14508fe DE |
1137 | ++arg; |
1138 | ||
1139 | if (*arg == '\0') | |
1140 | error (_("Missing modifier.")); | |
1141 | ||
1142 | while (*arg && ! isspace (*arg)) | |
1143 | { | |
1144 | switch (*arg++) | |
1145 | { | |
1146 | case 'm': | |
e6158f16 HZ |
1147 | flags |= DISASSEMBLY_SOURCE; |
1148 | break; | |
1149 | case 'r': | |
1150 | flags |= DISASSEMBLY_RAW_INSN; | |
d14508fe DE |
1151 | break; |
1152 | default: | |
1153 | error (_("Invalid disassembly modifier.")); | |
1154 | } | |
1155 | } | |
1156 | ||
1157 | while (isspace (*arg)) | |
1158 | ++arg; | |
1159 | } | |
1160 | ||
1161 | if (! arg || ! *arg) | |
1162 | { | |
9c419145 | 1163 | flags |= DISASSEMBLY_OMIT_FNAME; |
e6158f16 | 1164 | disassemble_current_function (flags); |
d14508fe | 1165 | return; |
83c31e7d | 1166 | } |
d14508fe | 1167 | |
21a0512e PP |
1168 | pc = value_as_address (parse_to_comma_and_eval (&arg)); |
1169 | if (arg[0] == ',') | |
1170 | ++arg; | |
1171 | if (arg[0] == '\0') | |
83c31e7d FN |
1172 | { |
1173 | /* One argument. */ | |
83c31e7d | 1174 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
8a3fe4f8 | 1175 | error (_("No function contains specified address.")); |
83c31e7d | 1176 | #if defined(TUI) |
021e7609 AC |
1177 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
1178 | `tui_version'. */ | |
22940a24 AC |
1179 | if (tui_active) |
1180 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
13274fc3 | 1181 | low = tui_get_low_disassembly_address (gdbarch, low, pc); |
83c31e7d | 1182 | #endif |
13274fc3 | 1183 | low += gdbarch_deprecated_function_start_offset (gdbarch); |
9c419145 | 1184 | flags |= DISASSEMBLY_OMIT_FNAME; |
83c31e7d FN |
1185 | } |
1186 | else | |
1187 | { | |
1188 | /* Two arguments. */ | |
53a71c06 | 1189 | int incl_flag = 0; |
21a0512e | 1190 | low = pc; |
53a71c06 CR |
1191 | while (isspace (*arg)) |
1192 | arg++; | |
1193 | if (arg[0] == '+') | |
1194 | { | |
1195 | ++arg; | |
1196 | incl_flag = 1; | |
1197 | } | |
21a0512e | 1198 | high = parse_and_eval_address (arg); |
53a71c06 CR |
1199 | if (incl_flag) |
1200 | high += low; | |
83c31e7d FN |
1201 | } |
1202 | ||
e6158f16 | 1203 | print_disassembly (gdbarch, name, low, high, flags); |
83c31e7d FN |
1204 | } |
1205 | ||
d318976c FN |
1206 | static void |
1207 | make_command (char *arg, int from_tty) | |
1208 | { | |
1209 | char *p; | |
1210 | ||
1211 | if (arg == 0) | |
1212 | p = "make"; | |
1213 | else | |
1214 | { | |
1215 | p = xmalloc (sizeof ("make ") + strlen (arg)); | |
1216 | strcpy (p, "make "); | |
1217 | strcpy (p + sizeof ("make ") - 1, arg); | |
1218 | } | |
1219 | ||
1220 | shell_escape (p, from_tty); | |
1221 | } | |
1222 | ||
d318976c FN |
1223 | static void |
1224 | show_user (char *args, int from_tty) | |
1225 | { | |
1226 | struct cmd_list_element *c; | |
1227 | extern struct cmd_list_element *cmdlist; | |
1228 | ||
1229 | if (args) | |
1230 | { | |
adb483fe | 1231 | char *comname = args; |
cdb27c12 | 1232 | |
adb483fe | 1233 | c = lookup_cmd (&comname, cmdlist, "", 0, 1); |
d318976c | 1234 | if (c->class != class_user) |
8a3fe4f8 | 1235 | error (_("Not a user command.")); |
adb483fe | 1236 | show_user_1 (c, "", args, gdb_stdout); |
d318976c FN |
1237 | } |
1238 | else | |
1239 | { | |
1240 | for (c = cmdlist; c; c = c->next) | |
1241 | { | |
adb483fe DJ |
1242 | if (c->class == class_user || c->prefixlist != NULL) |
1243 | show_user_1 (c, "", c->name, gdb_stdout); | |
d318976c FN |
1244 | } |
1245 | } | |
1246 | } | |
1247 | ||
1248 | /* Search through names of commands and documentations for a certain | |
ebcd3b23 MS |
1249 | regular expression. */ |
1250 | ||
d318976c FN |
1251 | void |
1252 | apropos_command (char *searchstr, int from_tty) | |
1253 | { | |
ebcd3b23 MS |
1254 | extern struct cmd_list_element *cmdlist; /* This is the main command |
1255 | list. */ | |
d318976c FN |
1256 | regex_t pattern; |
1257 | char *pattern_fastmap; | |
1258 | char errorbuffer[512]; | |
cdb27c12 | 1259 | |
2e94c453 | 1260 | pattern_fastmap = xcalloc (256, sizeof (char)); |
d318976c | 1261 | if (searchstr == NULL) |
8a3fe4f8 | 1262 | error (_("REGEXP string is empty")); |
d318976c FN |
1263 | |
1264 | if (regcomp(&pattern,searchstr,REG_ICASE) == 0) | |
1265 | { | |
1266 | pattern.fastmap=pattern_fastmap; | |
1267 | re_compile_fastmap(&pattern); | |
1268 | apropos_cmd (gdb_stdout,cmdlist,&pattern,""); | |
1269 | } | |
1270 | else | |
1271 | { | |
1272 | regerror(regcomp(&pattern,searchstr,REG_ICASE),NULL,errorbuffer,512); | |
8a3fe4f8 | 1273 | error (_("Error in regular expression:%s"),errorbuffer); |
d318976c | 1274 | } |
2b5436af | 1275 | xfree (pattern_fastmap); |
d318976c FN |
1276 | } |
1277 | \f | |
0378c332 | 1278 | /* Print a list of files and line numbers which a user may choose from |
ebcd3b23 MS |
1279 | in order to list a function which was specified ambiguously (as |
1280 | with `list classname::overloadedfuncname', for example). The | |
1281 | vector in SALS provides the filenames and line numbers. */ | |
0378c332 FN |
1282 | |
1283 | static void | |
1284 | ambiguous_line_spec (struct symtabs_and_lines *sals) | |
1285 | { | |
1286 | int i; | |
1287 | ||
1288 | for (i = 0; i < sals->nelts; ++i) | |
a3f17187 | 1289 | printf_filtered (_("file: \"%s\", line number: %d\n"), |
0378c332 FN |
1290 | sals->sals[i].symtab->filename, sals->sals[i].line); |
1291 | } | |
1292 | ||
d318976c FN |
1293 | static void |
1294 | set_debug (char *arg, int from_tty) | |
1295 | { | |
0380c18b | 1296 | printf_unfiltered (_("\"set debug\" must be followed by the name of a debug subcommand.\n")); |
d318976c FN |
1297 | help_list (setdebuglist, "set debug ", -1, gdb_stdout); |
1298 | } | |
1299 | ||
1300 | static void | |
1301 | show_debug (char *args, int from_tty) | |
1302 | { | |
1303 | cmd_show_list (showdebuglist, from_tty, ""); | |
1304 | } | |
1305 | ||
1306 | void | |
1307 | init_cmd_lists (void) | |
1308 | { | |
20f01a46 DH |
1309 | max_user_call_depth = 1024; |
1310 | ||
d318976c FN |
1311 | cmdlist = NULL; |
1312 | infolist = NULL; | |
1313 | enablelist = NULL; | |
1314 | disablelist = NULL; | |
1315 | togglelist = NULL; | |
1316 | stoplist = NULL; | |
1317 | deletelist = NULL; | |
f73adfeb | 1318 | detachlist = NULL; |
d318976c FN |
1319 | enablebreaklist = NULL; |
1320 | setlist = NULL; | |
1321 | unsetlist = NULL; | |
1322 | showlist = NULL; | |
1323 | sethistlist = NULL; | |
1324 | showhistlist = NULL; | |
1325 | unsethistlist = NULL; | |
1326 | maintenancelist = NULL; | |
1327 | maintenanceinfolist = NULL; | |
1328 | maintenanceprintlist = NULL; | |
1329 | setprintlist = NULL; | |
1330 | showprintlist = NULL; | |
1331 | setchecklist = NULL; | |
1332 | showchecklist = NULL; | |
1333 | } | |
1334 | ||
920d2a44 AC |
1335 | static void |
1336 | show_info_verbose (struct ui_file *file, int from_tty, | |
1337 | struct cmd_list_element *c, | |
1338 | const char *value) | |
1339 | { | |
1340 | if (info_verbose) | |
1341 | fprintf_filtered (file, _("\ | |
1342 | Verbose printing of informational messages is %s.\n"), value); | |
1343 | else | |
1344 | fprintf_filtered (file, _("Verbosity is %s.\n"), value); | |
1345 | } | |
1346 | ||
1347 | static void | |
1348 | show_history_expansion_p (struct ui_file *file, int from_tty, | |
1349 | struct cmd_list_element *c, const char *value) | |
1350 | { | |
1351 | fprintf_filtered (file, _("History expansion on command input is %s.\n"), | |
1352 | value); | |
1353 | } | |
1354 | ||
1355 | static void | |
1356 | show_baud_rate (struct ui_file *file, int from_tty, | |
1357 | struct cmd_list_element *c, const char *value) | |
1358 | { | |
1359 | fprintf_filtered (file, _("Baud rate for remote serial I/O is %s.\n"), | |
1360 | value); | |
1361 | } | |
1362 | ||
1363 | static void | |
1364 | show_remote_debug (struct ui_file *file, int from_tty, | |
1365 | struct cmd_list_element *c, const char *value) | |
1366 | { | |
1367 | fprintf_filtered (file, _("Debugging of remote protocol is %s.\n"), | |
1368 | value); | |
1369 | } | |
1370 | ||
1371 | static void | |
1372 | show_remote_timeout (struct ui_file *file, int from_tty, | |
1373 | struct cmd_list_element *c, const char *value) | |
1374 | { | |
1375 | fprintf_filtered (file, _("\ | |
1376 | Timeout limit to wait for target to respond is %s.\n"), | |
1377 | value); | |
1378 | } | |
1379 | ||
1380 | static void | |
1381 | show_max_user_call_depth (struct ui_file *file, int from_tty, | |
1382 | struct cmd_list_element *c, const char *value) | |
1383 | { | |
1384 | fprintf_filtered (file, _("\ | |
1385 | The max call depth for user-defined commands is %s.\n"), | |
1386 | value); | |
1387 | } | |
1388 | ||
d318976c FN |
1389 | \f |
1390 | void | |
1391 | init_cli_cmds (void) | |
1392 | { | |
1393 | struct cmd_list_element *c; | |
eaae3919 | 1394 | char *source_help_text; |
d318976c FN |
1395 | |
1396 | /* Define the classes of commands. | |
1397 | They will appear in the help list in the reverse of this order. */ | |
1398 | ||
1a966eab AC |
1399 | add_cmd ("internals", class_maintenance, NULL, _("\ |
1400 | Maintenance commands.\n\ | |
d318976c FN |
1401 | Some gdb commands are provided just for use by gdb maintainers.\n\ |
1402 | These commands are subject to frequent change, and may not be as\n\ | |
1a966eab | 1403 | well documented as user commands."), |
d318976c | 1404 | &cmdlist); |
1a966eab AC |
1405 | add_cmd ("obscure", class_obscure, NULL, _("Obscure features."), &cmdlist); |
1406 | add_cmd ("aliases", class_alias, NULL, _("Aliases of other commands."), &cmdlist); | |
1407 | add_cmd ("user-defined", class_user, NULL, _("\ | |
1408 | User-defined commands.\n\ | |
d318976c | 1409 | The commands in this class are those defined by the user.\n\ |
1a966eab AC |
1410 | Use the \"define\" command to define a command."), &cmdlist); |
1411 | add_cmd ("support", class_support, NULL, _("Support facilities."), &cmdlist); | |
d318976c | 1412 | if (!dbx_commands) |
1a966eab AC |
1413 | add_cmd ("status", class_info, NULL, _("Status inquiries."), &cmdlist); |
1414 | add_cmd ("files", class_files, NULL, _("Specifying and examining files."), | |
1415 | &cmdlist); | |
1416 | add_cmd ("breakpoints", class_breakpoint, NULL, | |
1417 | _("Making program stop at certain points."), &cmdlist); | |
1418 | add_cmd ("data", class_vars, NULL, _("Examining data."), &cmdlist); | |
1419 | add_cmd ("stack", class_stack, NULL, _("\ | |
1420 | Examining the stack.\n\ | |
d318976c FN |
1421 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ |
1422 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
1423 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
1424 | Variable lookups are done with respect to the selected frame.\n\ | |
1425 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
1a966eab | 1426 | The commands below can be used to select other frames by number or address."), |
d318976c | 1427 | &cmdlist); |
1a966eab | 1428 | add_cmd ("running", class_run, NULL, _("Running the program."), &cmdlist); |
d318976c | 1429 | |
ebcd3b23 | 1430 | /* Define general commands. */ |
d318976c | 1431 | |
d729566a | 1432 | add_com ("pwd", class_files, pwd_command, _("\ |
1bedd215 | 1433 | Print working directory. This is used for your program as well.")); |
4f8d22e3 | 1434 | |
1a966eab AC |
1435 | c = add_cmd ("cd", class_files, cd_command, _("\ |
1436 | Set working directory to DIR for debugger and program being debugged.\n\ | |
d318976c | 1437 | The change does not take effect for the program being debugged\n\ |
1a966eab | 1438 | until the next time it is started."), &cmdlist); |
5ba2abeb | 1439 | set_cmd_completer (c, filename_completer); |
d318976c | 1440 | |
1bedd215 AC |
1441 | add_com ("echo", class_support, echo_command, _("\ |
1442 | Print a constant string. Give string as argument.\n\ | |
d318976c FN |
1443 | C escape sequences may be used in the argument.\n\ |
1444 | No newline is added at the end of the argument;\n\ | |
1445 | use \"\\n\" if you want a newline to be printed.\n\ | |
1446 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
1447 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
1bedd215 AC |
1448 | to be printed or after trailing whitespace.")); |
1449 | add_com ("document", class_support, document_command, _("\ | |
1450 | Document a user-defined command.\n\ | |
d318976c | 1451 | Give command name as argument. Give documentation on following lines.\n\ |
1bedd215 AC |
1452 | End with a line of just \"end\".")); |
1453 | add_com ("define", class_support, define_command, _("\ | |
1454 | Define a new command name. Command name is argument.\n\ | |
d318976c FN |
1455 | Definition appears on following lines, one command per line.\n\ |
1456 | End with a line of just \"end\".\n\ | |
1457 | Use the \"document\" command to give documentation for the new command.\n\ | |
1bedd215 | 1458 | Commands defined in this way may have up to ten arguments.")); |
d318976c | 1459 | |
eaae3919 | 1460 | source_help_text = xstrprintf (_("\ |
1a966eab | 1461 | Read commands from a file named FILE.\n\ |
3f7b2faa DE |
1462 | \n\ |
1463 | Usage: source [-s] [-v] FILE\n\ | |
1464 | -s: search for the script in the source search path,\n\ | |
1465 | even if FILE contains directories.\n\ | |
1466 | -v: each command in FILE is echoed as it is executed.\n\ | |
1467 | \n\ | |
eaae3919 | 1468 | Note that the file \"%s\" is read automatically in this way\n\ |
16026cd7 | 1469 | when GDB is started."), gdbinit); |
eaae3919 EZ |
1470 | c = add_cmd ("source", class_support, source_command, |
1471 | source_help_text, &cmdlist); | |
5ba2abeb | 1472 | set_cmd_completer (c, filename_completer); |
d318976c | 1473 | |
973817a3 JB |
1474 | add_setshow_enum_cmd ("script-extension", class_support, |
1475 | script_ext_enums, &script_ext_mode, _("\ | |
1476 | Set mode for script filename extension recognition."), _("\ | |
1477 | Show mode for script filename extension recognition."), _("\ | |
1478 | off == no filename extension recognition (all sourced files are GDB scripts)\n\ | |
1479 | soft == evaluate script according to filename extension, fallback to GDB script" | |
1480 | "\n\ | |
1481 | strict == evaluate script according to filename extension, error if not supported" | |
1482 | ), | |
1483 | NULL, | |
1484 | show_script_ext_mode, | |
1485 | &setlist, &showlist); | |
1486 | ||
1bedd215 AC |
1487 | add_com ("quit", class_support, quit_command, _("Exit gdb.")); |
1488 | c = add_com ("help", class_support, help_command, | |
1489 | _("Print list of commands.")); | |
5ba2abeb | 1490 | set_cmd_completer (c, command_completer); |
d318976c FN |
1491 | add_com_alias ("q", "quit", class_support, 1); |
1492 | add_com_alias ("h", "help", class_support, 1); | |
1493 | ||
5bf193a2 AC |
1494 | add_setshow_boolean_cmd ("verbose", class_support, &info_verbose, _("\ |
1495 | Set verbosity."), _("\ | |
1496 | Show verbosity."), NULL, | |
1497 | set_verbose, | |
920d2a44 | 1498 | show_info_verbose, |
5bf193a2 | 1499 | &setlist, &showlist); |
d318976c FN |
1500 | |
1501 | add_prefix_cmd ("history", class_support, set_history, | |
1bedd215 | 1502 | _("Generic command for setting command history parameters."), |
d318976c FN |
1503 | &sethistlist, "set history ", 0, &setlist); |
1504 | add_prefix_cmd ("history", class_support, show_history, | |
1bedd215 | 1505 | _("Generic command for showing command history parameters."), |
d318976c FN |
1506 | &showhistlist, "show history ", 0, &showlist); |
1507 | ||
5bf193a2 AC |
1508 | add_setshow_boolean_cmd ("expansion", no_class, &history_expansion_p, _("\ |
1509 | Set history expansion on command input."), _("\ | |
1510 | Show history expansion on command input."), _("\ | |
1511 | Without an argument, history expansion is enabled."), | |
1512 | NULL, | |
920d2a44 | 1513 | show_history_expansion_p, |
5bf193a2 | 1514 | &sethistlist, &showhistlist); |
d318976c | 1515 | |
d729566a | 1516 | add_prefix_cmd ("info", class_info, info_command, _("\ |
1bedd215 | 1517 | Generic command for showing things about the program being debugged."), |
d729566a | 1518 | &infolist, "info ", 0, &cmdlist); |
d318976c | 1519 | add_com_alias ("i", "info", class_info, 1); |
a177aad3 | 1520 | add_com_alias ("inf", "info", class_info, 1); |
d318976c FN |
1521 | |
1522 | add_com ("complete", class_obscure, complete_command, | |
1bedd215 | 1523 | _("List the completions for the rest of the line as a command.")); |
d318976c | 1524 | |
d729566a | 1525 | add_prefix_cmd ("show", class_info, show_command, _("\ |
700b53b1 | 1526 | Generic command for showing things about the debugger."), |
d729566a | 1527 | &showlist, "show ", 0, &cmdlist); |
d318976c | 1528 | /* Another way to get at the same thing. */ |
1bedd215 | 1529 | add_info ("set", show_command, _("Show all GDB settings.")); |
d318976c | 1530 | |
1a966eab AC |
1531 | add_cmd ("commands", no_class, show_commands, _("\ |
1532 | Show the history of commands you typed.\n\ | |
d318976c | 1533 | You can supply a command number to start with, or a `+' to start after\n\ |
1a966eab | 1534 | the previous command number shown."), |
d318976c FN |
1535 | &showlist); |
1536 | ||
1537 | add_cmd ("version", no_class, show_version, | |
1a966eab | 1538 | _("Show what version of GDB this is."), &showlist); |
d318976c | 1539 | |
1bedd215 AC |
1540 | add_com ("while", class_support, while_command, _("\ |
1541 | Execute nested commands WHILE the conditional expression is non zero.\n\ | |
d318976c FN |
1542 | The conditional expression must follow the word `while' and must in turn be\n\ |
1543 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1bedd215 | 1544 | and should be terminated by the word `end'.")); |
d318976c | 1545 | |
1bedd215 AC |
1546 | add_com ("if", class_support, if_command, _("\ |
1547 | Execute nested commands once IF the conditional expression is non zero.\n\ | |
d318976c FN |
1548 | The conditional expression must follow the word `if' and must in turn be\n\ |
1549 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1550 | and should be terminated by the word 'else' or `end'. If an else clause\n\ | |
1bedd215 | 1551 | is used, the same rules apply to its nested commands as to the first ones.")); |
d318976c | 1552 | |
ebcd3b23 MS |
1553 | /* If target is open when baud changes, it doesn't take effect until |
1554 | the next open (I think, not sure). */ | |
85c07804 AC |
1555 | add_setshow_zinteger_cmd ("remotebaud", no_class, &baud_rate, _("\ |
1556 | Set baud rate for remote serial I/O."), _("\ | |
1557 | Show baud rate for remote serial I/O."), _("\ | |
d318976c | 1558 | This value is used to set the speed of the serial port when debugging\n\ |
85c07804 AC |
1559 | using remote targets."), |
1560 | NULL, | |
920d2a44 | 1561 | show_baud_rate, |
85c07804 AC |
1562 | &setlist, &showlist); |
1563 | ||
1564 | add_setshow_zinteger_cmd ("remote", no_class, &remote_debug, _("\ | |
1565 | Set debugging of remote protocol."), _("\ | |
1566 | Show debugging of remote protocol."), _("\ | |
d318976c | 1567 | When enabled, each packet sent or received with the remote target\n\ |
85c07804 AC |
1568 | is displayed."), |
1569 | NULL, | |
920d2a44 | 1570 | show_remote_debug, |
85c07804 | 1571 | &setdebuglist, &showdebuglist); |
d318976c | 1572 | |
c0d88b1b AC |
1573 | add_setshow_integer_cmd ("remotetimeout", no_class, &remote_timeout, _("\ |
1574 | Set timeout limit to wait for target to respond."), _("\ | |
1575 | Show timeout limit to wait for target to respond."), _("\ | |
d318976c | 1576 | This value is used to set the time limit for gdb to wait for a response\n\ |
c0d88b1b AC |
1577 | from the target."), |
1578 | NULL, | |
920d2a44 | 1579 | show_remote_timeout, |
c0d88b1b | 1580 | &setlist, &showlist); |
d318976c FN |
1581 | |
1582 | add_prefix_cmd ("debug", no_class, set_debug, | |
1bedd215 | 1583 | _("Generic command for setting gdb debugging flags"), |
d318976c FN |
1584 | &setdebuglist, "set debug ", 0, &setlist); |
1585 | ||
1586 | add_prefix_cmd ("debug", no_class, show_debug, | |
1bedd215 | 1587 | _("Generic command for showing gdb debugging flags"), |
d318976c FN |
1588 | &showdebuglist, "show debug ", 0, &showlist); |
1589 | ||
1bedd215 AC |
1590 | c = add_com ("shell", class_support, shell_escape, _("\ |
1591 | Execute the rest of the line as a shell command.\n\ | |
1592 | With no arguments, run an inferior shell.")); | |
5ba2abeb | 1593 | set_cmd_completer (c, filename_completer); |
d318976c | 1594 | |
1bedd215 AC |
1595 | c = add_com ("edit", class_files, edit_command, _("\ |
1596 | Edit specified file or function.\n\ | |
0378c332 | 1597 | With no argument, edits file containing most recent line listed.\n\ |
0378c332 FN |
1598 | Editing targets can be specified in these ways:\n\ |
1599 | FILE:LINENUM, to edit at that line in that file,\n\ | |
1600 | FUNCTION, to edit at the beginning of that function,\n\ | |
1601 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1602 | *ADDRESS, to edit at the line containing that address.\n\ | |
1bedd215 | 1603 | Uses EDITOR environment variable contents as editor (or ex as default).")); |
0378c332 FN |
1604 | |
1605 | c->completer = location_completer; | |
1606 | ||
1bedd215 AC |
1607 | add_com ("list", class_files, list_command, _("\ |
1608 | List specified function or line.\n\ | |
0378c332 FN |
1609 | With no argument, lists ten more lines after or around previous listing.\n\ |
1610 | \"list -\" lists the ten lines before a previous ten-line listing.\n\ | |
1611 | One argument specifies a line, and ten lines are listed around that line.\n\ | |
1612 | Two arguments with comma between specify starting and ending lines to list.\n\ | |
0378c332 FN |
1613 | Lines can be specified in these ways:\n\ |
1614 | LINENUM, to list around that line in current file,\n\ | |
1615 | FILE:LINENUM, to list around that line in that file,\n\ | |
1616 | FUNCTION, to list around beginning of that function,\n\ | |
1617 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1618 | *ADDRESS, to list around the line containing that address.\n\ | |
1bedd215 | 1619 | With two args if one is empty it stands for ten lines away from the other arg.")); |
0378c332 FN |
1620 | |
1621 | if (!xdb_commands) | |
1622 | add_com_alias ("l", "list", class_files, 1); | |
1623 | else | |
1624 | add_com_alias ("v", "list", class_files, 1); | |
1625 | ||
1626 | if (dbx_commands) | |
1627 | add_com_alias ("file", "list", class_files, 1); | |
1628 | ||
1bedd215 AC |
1629 | c = add_com ("disassemble", class_vars, disassemble_command, _("\ |
1630 | Disassemble a specified section of memory.\n\ | |
83c31e7d | 1631 | Default is the function surrounding the pc of the selected frame.\n\ |
d14508fe | 1632 | With a /m modifier, source lines are included (if available).\n\ |
e6158f16 | 1633 | With a /r modifier, raw instructions in hex are included.\n\ |
83c31e7d | 1634 | With a single argument, the function surrounding that address is dumped.\n\ |
53a71c06 CR |
1635 | Two arguments (separated by a comma) are taken as a range of memory to dump,\n\ |
1636 | in the form of \"start,end\", or \"start,+length\".")); | |
83c31e7d FN |
1637 | set_cmd_completer (c, location_completer); |
1638 | if (xdb_commands) | |
1639 | add_com_alias ("va", "disassemble", class_xdb, 0); | |
0378c332 | 1640 | |
d318976c FN |
1641 | /* NOTE: cagney/2000-03-20: Being able to enter ``(gdb) !ls'' would |
1642 | be a really useful feature. Unfortunately, the below wont do | |
1643 | this. Instead it adds support for the form ``(gdb) ! ls'' | |
1644 | (i.e. the space is required). If the ``!'' command below is | |
1645 | added the complains about no ``!'' command would be replaced by | |
ebcd3b23 | 1646 | complains about how the ``!'' command is broken :-) */ |
d318976c FN |
1647 | if (xdb_commands) |
1648 | add_com_alias ("!", "shell", class_support, 0); | |
1649 | ||
1bedd215 AC |
1650 | c = add_com ("make", class_support, make_command, _("\ |
1651 | Run the ``make'' program using the rest of the line as arguments.")); | |
5ba2abeb | 1652 | set_cmd_completer (c, filename_completer); |
1a966eab AC |
1653 | add_cmd ("user", no_class, show_user, _("\ |
1654 | Show definitions of user defined commands.\n\ | |
d318976c | 1655 | Argument is the name of the user defined command.\n\ |
1a966eab | 1656 | With no argument, show definitions of all user defined commands."), &showlist); |
1bedd215 AC |
1657 | add_com ("apropos", class_support, apropos_command, |
1658 | _("Search for commands matching a REGEXP")); | |
20f01a46 | 1659 | |
c0d88b1b AC |
1660 | add_setshow_integer_cmd ("max-user-call-depth", no_class, |
1661 | &max_user_call_depth, _("\ | |
1662 | Set the max call depth for user-defined commands."), _("\ | |
1663 | Show the max call depth for user-defined commands."), NULL, | |
1664 | NULL, | |
920d2a44 | 1665 | show_max_user_call_depth, |
c0d88b1b | 1666 | &setlist, &showlist); |
16026cd7 AS |
1667 | |
1668 | add_setshow_boolean_cmd ("trace-commands", no_class, &trace_commands, _("\ | |
1669 | Set tracing of GDB CLI commands."), _("\ | |
1670 | Show state of GDB CLI command tracing."), _("\ | |
1671 | When 'on', each command is displayed as it is executed."), | |
1672 | NULL, | |
1673 | NULL, | |
1674 | &setlist, &showlist); | |
d318976c | 1675 | } |