Commit | Line | Data |
---|---|---|
d318976c | 1 | /* GDB CLI commands. |
8926118c | 2 | |
4c38e0a4 | 3 | Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010 |
10f9c213 | 4 | 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" | |
13274fc3 | 22 | #include "arch-utils.h" |
dbda9972 AC |
23 | #include "readline/readline.h" |
24 | #include "readline/tilde.h" | |
d318976c FN |
25 | #include "completer.h" |
26 | #include "target.h" /* For baud_rate, remote_debug and remote_timeout */ | |
27 | #include "gdb_wait.h" /* For shell escape implementation */ | |
f77b92bf | 28 | #include "gdb_regex.h" /* Used by apropos_command */ |
5f8a3188 | 29 | #include "gdb_string.h" |
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" |
fe4e3eb8 | 36 | #include "filenames.h" /* for DOSish file names */ |
0378c332 FN |
37 | #include "objfiles.h" |
38 | #include "source.h" | |
83c31e7d | 39 | #include "disasm.h" |
d5551862 | 40 | extern void disconnect_or_stop_tracing (int from_tty); |
d318976c | 41 | |
d318976c | 42 | #include "ui-out.h" |
d318976c FN |
43 | |
44 | #include "top.h" | |
45 | #include "cli/cli-decode.h" | |
46 | #include "cli/cli-script.h" | |
47 | #include "cli/cli-setshow.h" | |
48 | #include "cli/cli-cmds.h" | |
49 | ||
6a83354a AC |
50 | #ifdef TUI |
51 | #include "tui/tui.h" /* For tui_active et.al. */ | |
52 | #endif | |
53 | ||
4b505b12 AS |
54 | #include <fcntl.h> |
55 | ||
0378c332 | 56 | /* Prototypes for local command functions */ |
d318976c FN |
57 | |
58 | static void complete_command (char *, int); | |
59 | ||
60 | static void echo_command (char *, int); | |
61 | ||
62 | static void pwd_command (char *, int); | |
63 | ||
64 | static void show_version (char *, int); | |
65 | ||
d318976c FN |
66 | static void help_command (char *, int); |
67 | ||
68 | static void show_command (char *, int); | |
69 | ||
70 | static void info_command (char *, int); | |
71 | ||
72 | static void show_debug (char *, int); | |
73 | ||
74 | static void set_debug (char *, int); | |
75 | ||
76 | static void show_user (char *, int); | |
77 | ||
78 | static void make_command (char *, int); | |
79 | ||
80 | static void shell_escape (char *, int); | |
81 | ||
0378c332 FN |
82 | static void edit_command (char *, int); |
83 | ||
84 | static void list_command (char *, int); | |
85 | ||
d318976c | 86 | void apropos_command (char *, int); |
0378c332 FN |
87 | |
88 | /* Prototypes for local utility functions */ | |
89 | ||
90 | static void ambiguous_line_spec (struct symtabs_and_lines *); | |
d318976c | 91 | \f |
20f01a46 DH |
92 | /* Limit the call depth of user-defined commands */ |
93 | int max_user_call_depth; | |
94 | ||
d318976c FN |
95 | /* Define all cmd_list_elements. */ |
96 | ||
97 | /* Chain containing all defined commands. */ | |
98 | ||
99 | struct cmd_list_element *cmdlist; | |
100 | ||
101 | /* Chain containing all defined info subcommands. */ | |
102 | ||
103 | struct cmd_list_element *infolist; | |
104 | ||
105 | /* Chain containing all defined enable subcommands. */ | |
106 | ||
107 | struct cmd_list_element *enablelist; | |
108 | ||
109 | /* Chain containing all defined disable subcommands. */ | |
110 | ||
111 | struct cmd_list_element *disablelist; | |
112 | ||
113 | /* Chain containing all defined toggle subcommands. */ | |
114 | ||
115 | struct cmd_list_element *togglelist; | |
116 | ||
117 | /* Chain containing all defined stop subcommands. */ | |
118 | ||
119 | struct cmd_list_element *stoplist; | |
120 | ||
121 | /* Chain containing all defined delete subcommands. */ | |
122 | ||
123 | struct cmd_list_element *deletelist; | |
124 | ||
f73adfeb AS |
125 | /* Chain containing all defined detach subcommands. */ |
126 | ||
127 | struct cmd_list_element *detachlist; | |
128 | ||
2277426b PA |
129 | /* Chain containing all defined kill subcommands. */ |
130 | ||
131 | struct cmd_list_element *killlist; | |
132 | ||
d318976c FN |
133 | /* Chain containing all defined "enable breakpoint" subcommands. */ |
134 | ||
135 | struct cmd_list_element *enablebreaklist; | |
136 | ||
137 | /* Chain containing all defined set subcommands */ | |
138 | ||
139 | struct cmd_list_element *setlist; | |
140 | ||
141 | /* Chain containing all defined unset subcommands */ | |
142 | ||
143 | struct cmd_list_element *unsetlist; | |
144 | ||
145 | /* Chain containing all defined show subcommands. */ | |
146 | ||
147 | struct cmd_list_element *showlist; | |
148 | ||
149 | /* Chain containing all defined \"set history\". */ | |
150 | ||
151 | struct cmd_list_element *sethistlist; | |
152 | ||
153 | /* Chain containing all defined \"show history\". */ | |
154 | ||
155 | struct cmd_list_element *showhistlist; | |
156 | ||
157 | /* Chain containing all defined \"unset history\". */ | |
158 | ||
159 | struct cmd_list_element *unsethistlist; | |
160 | ||
161 | /* Chain containing all defined maintenance subcommands. */ | |
162 | ||
163 | struct cmd_list_element *maintenancelist; | |
164 | ||
165 | /* Chain containing all defined "maintenance info" subcommands. */ | |
166 | ||
167 | struct cmd_list_element *maintenanceinfolist; | |
168 | ||
169 | /* Chain containing all defined "maintenance print" subcommands. */ | |
170 | ||
171 | struct cmd_list_element *maintenanceprintlist; | |
172 | ||
173 | struct cmd_list_element *setprintlist; | |
174 | ||
175 | struct cmd_list_element *showprintlist; | |
176 | ||
177 | struct cmd_list_element *setdebuglist; | |
178 | ||
179 | struct cmd_list_element *showdebuglist; | |
180 | ||
181 | struct cmd_list_element *setchecklist; | |
182 | ||
183 | struct cmd_list_element *showchecklist; | |
16026cd7 AS |
184 | |
185 | /* Command tracing state. */ | |
186 | ||
187 | int source_verbose = 0; | |
188 | int trace_commands = 0; | |
d318976c FN |
189 | \f |
190 | /* Utility used everywhere when at least one argument is needed and | |
191 | none is supplied. */ | |
192 | ||
193 | void | |
194 | error_no_arg (char *why) | |
195 | { | |
8a3fe4f8 | 196 | error (_("Argument required (%s)."), why); |
d318976c FN |
197 | } |
198 | ||
199 | /* The "info" command is defined as a prefix, with allow_unknown = 0. | |
200 | Therefore, its own definition is called only for "info" with no args. */ | |
201 | ||
d318976c FN |
202 | static void |
203 | info_command (char *arg, int from_tty) | |
204 | { | |
a3f17187 | 205 | printf_unfiltered (_("\"info\" must be followed by the name of an info command.\n")); |
d318976c FN |
206 | help_list (infolist, "info ", -1, gdb_stdout); |
207 | } | |
208 | ||
209 | /* The "show" command with no arguments shows all the settings. */ | |
210 | ||
d318976c FN |
211 | static void |
212 | show_command (char *arg, int from_tty) | |
213 | { | |
214 | cmd_show_list (showlist, from_tty, ""); | |
215 | } | |
216 | \f | |
217 | /* Provide documentation on command or list given by COMMAND. FROM_TTY | |
218 | is ignored. */ | |
219 | ||
d318976c FN |
220 | static void |
221 | help_command (char *command, int from_tty) | |
222 | { | |
223 | help_cmd (command, gdb_stdout); | |
224 | } | |
225 | \f | |
83d31a92 TT |
226 | /* String compare function for qsort. */ |
227 | static int | |
228 | compare_strings (const void *arg1, const void *arg2) | |
229 | { | |
230 | const char **s1 = (const char **) arg1; | |
231 | const char **s2 = (const char **) arg2; | |
232 | return strcmp (*s1, *s2); | |
233 | } | |
234 | ||
d318976c FN |
235 | /* The "complete" command is used by Emacs to implement completion. */ |
236 | ||
d318976c FN |
237 | static void |
238 | complete_command (char *arg, int from_tty) | |
239 | { | |
240 | int i; | |
241 | int argpoint; | |
d9b52655 | 242 | char **completions, *point, *arg_prefix; |
d318976c FN |
243 | |
244 | dont_repeat (); | |
245 | ||
246 | if (arg == NULL) | |
247 | arg = ""; | |
248 | argpoint = strlen (arg); | |
249 | ||
d9b52655 DJ |
250 | /* complete_line assumes that its first argument is somewhere within, |
251 | and except for filenames at the beginning of, the word to be completed. | |
252 | The following crude imitation of readline's word-breaking tries to | |
253 | accomodate this. */ | |
254 | point = arg + argpoint; | |
255 | while (point > arg) | |
256 | { | |
257 | if (strchr (rl_completer_word_break_characters, point[-1]) != 0) | |
258 | break; | |
259 | point--; | |
260 | } | |
261 | ||
262 | arg_prefix = alloca (point - arg + 1); | |
263 | memcpy (arg_prefix, arg, point - arg); | |
264 | arg_prefix[point - arg] = 0; | |
265 | ||
266 | completions = complete_line (point, arg, argpoint); | |
83d31a92 TT |
267 | |
268 | if (completions) | |
d318976c | 269 | { |
83d31a92 TT |
270 | int item, size; |
271 | ||
272 | for (size = 0; completions[size]; ++size) | |
273 | ; | |
274 | qsort (completions, size, sizeof (char *), compare_strings); | |
275 | ||
276 | /* We do extra processing here since we only want to print each | |
277 | unique item once. */ | |
278 | item = 0; | |
279 | while (item < size) | |
280 | { | |
281 | int next_item; | |
d9b52655 | 282 | printf_unfiltered ("%s%s\n", arg_prefix, completions[item]); |
83d31a92 TT |
283 | next_item = item + 1; |
284 | while (next_item < size | |
285 | && ! strcmp (completions[item], completions[next_item])) | |
286 | { | |
287 | xfree (completions[next_item]); | |
288 | ++next_item; | |
289 | } | |
290 | ||
291 | xfree (completions[item]); | |
292 | item = next_item; | |
293 | } | |
294 | ||
295 | xfree (completions); | |
d318976c FN |
296 | } |
297 | } | |
298 | ||
bbaca940 AC |
299 | int |
300 | is_complete_command (struct cmd_list_element *c) | |
d318976c | 301 | { |
bbaca940 | 302 | return cmd_cfunc_eq (c, complete_command); |
d318976c FN |
303 | } |
304 | ||
d318976c FN |
305 | static void |
306 | show_version (char *args, int from_tty) | |
307 | { | |
308 | immediate_quit++; | |
309 | print_gdb_version (gdb_stdout); | |
310 | printf_filtered ("\n"); | |
311 | immediate_quit--; | |
312 | } | |
313 | ||
314 | /* Handle the quit command. */ | |
315 | ||
316 | void | |
317 | quit_command (char *args, int from_tty) | |
318 | { | |
319 | if (!quit_confirm ()) | |
8a3fe4f8 | 320 | error (_("Not confirmed.")); |
d5551862 SS |
321 | |
322 | disconnect_or_stop_tracing (from_tty); | |
323 | ||
d318976c FN |
324 | quit_force (args, from_tty); |
325 | } | |
326 | ||
d318976c FN |
327 | static void |
328 | pwd_command (char *args, int from_tty) | |
329 | { | |
330 | if (args) | |
8a3fe4f8 | 331 | error (_("The \"pwd\" command does not take an argument: %s"), args); |
bf1d7d9c JB |
332 | if (! getcwd (gdb_dirbuf, sizeof (gdb_dirbuf))) |
333 | error (_("Error finding name of working directory: %s"), | |
334 | safe_strerror (errno)); | |
d318976c | 335 | |
6314a349 | 336 | if (strcmp (gdb_dirbuf, current_directory) != 0) |
a3f17187 | 337 | printf_unfiltered (_("Working directory %s\n (canonically %s).\n"), |
d318976c FN |
338 | current_directory, gdb_dirbuf); |
339 | else | |
a3f17187 | 340 | printf_unfiltered (_("Working directory %s.\n"), current_directory); |
d318976c FN |
341 | } |
342 | ||
343 | void | |
344 | cd_command (char *dir, int from_tty) | |
345 | { | |
346 | int len; | |
347 | /* Found something other than leading repetitions of "/..". */ | |
348 | int found_real_path; | |
349 | char *p; | |
350 | ||
351 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
352 | repeat might be useful but is more likely to be a mistake. */ | |
353 | dont_repeat (); | |
354 | ||
355 | if (dir == 0) | |
e2e0b3e5 | 356 | error_no_arg (_("new working directory")); |
d318976c FN |
357 | |
358 | dir = tilde_expand (dir); | |
b8c9b27d | 359 | make_cleanup (xfree, dir); |
d318976c FN |
360 | |
361 | if (chdir (dir) < 0) | |
362 | perror_with_name (dir); | |
363 | ||
c3690141 | 364 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
365 | /* There's too much mess with DOSish names like "d:", "d:.", |
366 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
367 | simply get the canonicalized name of the current directory. */ | |
368 | dir = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
369 | #endif | |
370 | ||
371 | len = strlen (dir); | |
fe4e3eb8 | 372 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
373 | { |
374 | /* Remove the trailing slash unless this is a root directory | |
375 | (including a drive letter on non-Unix systems). */ | |
376 | if (!(len == 1) /* "/" */ | |
c3690141 | 377 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 378 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
379 | #endif |
380 | ) | |
381 | len--; | |
382 | } | |
383 | ||
384 | dir = savestring (dir, len); | |
fe4e3eb8 | 385 | if (IS_ABSOLUTE_PATH (dir)) |
d318976c FN |
386 | current_directory = dir; |
387 | else | |
388 | { | |
fe4e3eb8 | 389 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
1754f103 | 390 | current_directory = concat (current_directory, dir, (char *)NULL); |
d318976c | 391 | else |
1754f103 MK |
392 | current_directory = concat (current_directory, SLASH_STRING, |
393 | dir, (char *)NULL); | |
b8c9b27d | 394 | xfree (dir); |
d318976c FN |
395 | } |
396 | ||
397 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
398 | ||
399 | found_real_path = 0; | |
400 | for (p = current_directory; *p;) | |
401 | { | |
fe4e3eb8 EZ |
402 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
403 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
d318976c | 404 | strcpy (p, p + 2); |
fe4e3eb8 EZ |
405 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
406 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
407 | { |
408 | if (found_real_path) | |
409 | { | |
410 | /* Search backwards for the directory just before the "/.." | |
411 | and obliterate it and the "/..". */ | |
412 | char *q = p; | |
fe4e3eb8 | 413 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
414 | --q; |
415 | ||
416 | if (q == current_directory) | |
417 | /* current_directory is | |
418 | a relative pathname ("can't happen"--leave it alone). */ | |
419 | ++p; | |
420 | else | |
421 | { | |
422 | strcpy (q - 1, p + 3); | |
423 | p = q - 1; | |
424 | } | |
425 | } | |
426 | else | |
427 | /* We are dealing with leading repetitions of "/..", for example | |
428 | "/../..", which is the Mach super-root. */ | |
429 | p += 3; | |
430 | } | |
431 | else | |
432 | { | |
433 | found_real_path = 1; | |
434 | ++p; | |
435 | } | |
436 | } | |
437 | ||
438 | forget_cached_source_info (); | |
439 | ||
440 | if (from_tty) | |
441 | pwd_command ((char *) 0, 1); | |
442 | } | |
443 | \f | |
444 | void | |
16026cd7 | 445 | source_script (char *file, int from_tty) |
d318976c FN |
446 | { |
447 | FILE *stream; | |
448 | struct cleanup *old_cleanups; | |
4b505b12 AS |
449 | char *full_pathname = NULL; |
450 | int fd; | |
d318976c | 451 | |
16026cd7 | 452 | if (file == NULL || *file == 0) |
d318976c | 453 | { |
16026cd7 | 454 | error (_("source command requires file name of file to source.")); |
d318976c FN |
455 | } |
456 | ||
457 | file = tilde_expand (file); | |
b8c9b27d | 458 | old_cleanups = make_cleanup (xfree, file); |
d318976c | 459 | |
4b505b12 AS |
460 | /* Search for and open 'file' on the search path used for source |
461 | files. Put the full location in 'full_pathname'. */ | |
462 | fd = openp (source_path, OPF_TRY_CWD_FIRST, | |
fbdebf46 | 463 | file, O_RDONLY, &full_pathname); |
b03a6ea4 | 464 | make_cleanup (xfree, full_pathname); |
4b505b12 AS |
465 | |
466 | /* Use the full path name, if it is found. */ | |
467 | if (full_pathname != NULL && fd != -1) | |
468 | { | |
469 | file = full_pathname; | |
470 | } | |
471 | ||
472 | if (fd == -1) | |
d318976c FN |
473 | { |
474 | if (from_tty) | |
475 | perror_with_name (file); | |
476 | else | |
b03a6ea4 TT |
477 | { |
478 | do_cleanups (old_cleanups); | |
479 | return; | |
480 | } | |
d318976c FN |
481 | } |
482 | ||
4b505b12 | 483 | stream = fdopen (fd, FOPEN_RT); |
d318976c FN |
484 | script_from_file (stream, file); |
485 | ||
486 | do_cleanups (old_cleanups); | |
487 | } | |
488 | ||
16026cd7 AS |
489 | /* Return the source_verbose global variable to its previous state |
490 | on exit from the source command, by whatever means. */ | |
491 | static void | |
492 | source_verbose_cleanup (void *old_value) | |
493 | { | |
494 | source_verbose = *(int *)old_value; | |
495 | xfree (old_value); | |
496 | } | |
497 | ||
498 | static void | |
499 | source_command (char *args, int from_tty) | |
500 | { | |
501 | struct cleanup *old_cleanups; | |
502 | char *file = args; | |
503 | int *old_source_verbose = xmalloc (sizeof(int)); | |
504 | ||
505 | *old_source_verbose = source_verbose; | |
506 | old_cleanups = make_cleanup (source_verbose_cleanup, old_source_verbose); | |
507 | ||
508 | /* -v causes the source command to run in verbose mode. | |
509 | We still have to be able to handle filenames with spaces in a | |
510 | backward compatible way, so buildargv is not appropriate. */ | |
511 | ||
512 | if (args) | |
513 | { | |
514 | /* Make sure leading white space does not break the comparisons. */ | |
515 | while (isspace(args[0])) | |
516 | args++; | |
517 | ||
518 | /* Is -v the first thing in the string? */ | |
519 | if (args[0] == '-' && args[1] == 'v' && isspace (args[2])) | |
520 | { | |
521 | source_verbose = 1; | |
522 | ||
523 | /* Trim -v and whitespace from the filename. */ | |
524 | file = &args[3]; | |
525 | while (isspace (file[0])) | |
526 | file++; | |
527 | } | |
528 | } | |
529 | ||
8944021f | 530 | source_script (file, from_tty); |
16026cd7 AS |
531 | } |
532 | ||
533 | ||
d318976c FN |
534 | static void |
535 | echo_command (char *text, int from_tty) | |
536 | { | |
537 | char *p = text; | |
d5b5ac79 | 538 | int c; |
d318976c FN |
539 | |
540 | if (text) | |
541 | while ((c = *p++) != '\0') | |
542 | { | |
543 | if (c == '\\') | |
544 | { | |
545 | /* \ at end of argument is used after spaces | |
546 | so they won't be lost. */ | |
547 | if (*p == 0) | |
548 | return; | |
549 | ||
550 | c = parse_escape (&p); | |
551 | if (c >= 0) | |
552 | printf_filtered ("%c", c); | |
553 | } | |
554 | else | |
555 | printf_filtered ("%c", c); | |
556 | } | |
557 | ||
558 | /* Force this output to appear now. */ | |
559 | wrap_here (""); | |
560 | gdb_flush (gdb_stdout); | |
561 | } | |
562 | ||
d318976c FN |
563 | static void |
564 | shell_escape (char *arg, int from_tty) | |
565 | { | |
9b265ec2 MM |
566 | #if defined(CANT_FORK) || \ |
567 | (!defined(HAVE_WORKING_VFORK) && !defined(HAVE_WORKING_FORK)) | |
d318976c FN |
568 | /* If ARG is NULL, they want an inferior shell, but `system' just |
569 | reports if the shell is available when passed a NULL arg. */ | |
570 | int rc = system (arg ? arg : ""); | |
571 | ||
572 | if (!arg) | |
573 | arg = "inferior shell"; | |
574 | ||
575 | if (rc == -1) | |
576 | { | |
577 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, | |
578 | safe_strerror (errno)); | |
579 | gdb_flush (gdb_stderr); | |
580 | } | |
581 | else if (rc) | |
582 | { | |
583 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); | |
584 | gdb_flush (gdb_stderr); | |
585 | } | |
2584159e | 586 | #ifdef GLOBAL_CURDIR |
d318976c FN |
587 | /* Make sure to return to the directory GDB thinks it is, in case the |
588 | shell command we just ran changed it. */ | |
589 | chdir (current_directory); | |
590 | #endif | |
591 | #else /* Can fork. */ | |
592 | int rc, status, pid; | |
d318976c | 593 | |
325ed089 | 594 | if ((pid = vfork ()) == 0) |
d318976c | 595 | { |
30e94205 DJ |
596 | char *p, *user_shell; |
597 | ||
598 | if ((user_shell = (char *) getenv ("SHELL")) == NULL) | |
599 | user_shell = "/bin/sh"; | |
600 | ||
601 | /* Get the name of the shell for arg0 */ | |
602 | if ((p = strrchr (user_shell, '/')) == NULL) | |
603 | p = user_shell; | |
604 | else | |
605 | p++; /* Get past '/' */ | |
606 | ||
d318976c | 607 | if (!arg) |
36662fde | 608 | execl (user_shell, p, (char *) 0); |
d318976c | 609 | else |
36662fde | 610 | execl (user_shell, p, "-c", arg, (char *) 0); |
d318976c FN |
611 | |
612 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
613 | safe_strerror (errno)); | |
614 | gdb_flush (gdb_stderr); | |
615 | _exit (0177); | |
616 | } | |
617 | ||
618 | if (pid != -1) | |
619 | while ((rc = wait (&status)) != pid && rc != -1) | |
620 | ; | |
621 | else | |
8a3fe4f8 | 622 | error (_("Fork failed")); |
d318976c FN |
623 | #endif /* Can fork. */ |
624 | } | |
625 | ||
0378c332 FN |
626 | static void |
627 | edit_command (char *arg, int from_tty) | |
628 | { | |
629 | struct symtabs_and_lines sals; | |
630 | struct symtab_and_line sal; | |
631 | struct symbol *sym; | |
632 | char *arg1; | |
0378c332 | 633 | char *editor; |
a955ca71 | 634 | char *p, *fn; |
0378c332 | 635 | |
d5529a84 | 636 | /* Pull in the current default source line if necessary. */ |
0378c332 | 637 | if (arg == 0) |
53cb0458 FN |
638 | { |
639 | set_default_source_symtab_and_line (); | |
640 | sal = get_current_source_symtab_and_line (); | |
641 | } | |
0378c332 FN |
642 | |
643 | /* bare "edit" edits file with present line. */ | |
644 | ||
645 | if (arg == 0) | |
646 | { | |
647 | if (sal.symtab == 0) | |
8a3fe4f8 | 648 | error (_("No default source file yet.")); |
0378c332 FN |
649 | sal.line += get_lines_to_list () / 2; |
650 | } | |
651 | else | |
652 | { | |
653 | ||
d5529a84 | 654 | /* Now should only be one argument -- decode it in SAL. */ |
0378c332 FN |
655 | |
656 | arg1 = arg; | |
68219205 | 657 | sals = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 | 658 | |
d5529a84 TT |
659 | if (! sals.nelts) |
660 | { | |
661 | /* C++ */ | |
662 | return; | |
663 | } | |
664 | if (sals.nelts > 1) | |
665 | { | |
666 | ambiguous_line_spec (&sals); | |
667 | xfree (sals.sals); | |
668 | return; | |
669 | } | |
0378c332 FN |
670 | |
671 | sal = sals.sals[0]; | |
672 | xfree (sals.sals); | |
673 | ||
674 | if (*arg1) | |
8a3fe4f8 | 675 | error (_("Junk at end of line specification.")); |
0378c332 | 676 | |
d5529a84 | 677 | /* If line was specified by address, |
0378c332 FN |
678 | first print exactly which line, and which file. |
679 | In this case, sal.symtab == 0 means address is outside | |
680 | of all known source files, not that user failed to give a filename. */ | |
681 | if (*arg == '*') | |
682 | { | |
5af949e3 | 683 | struct gdbarch *gdbarch; |
0378c332 FN |
684 | if (sal.symtab == 0) |
685 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
8a3fe4f8 | 686 | error (_("No source file for address %s."), |
bb599908 | 687 | hex_string ((unsigned long) sal.pc)); |
5af949e3 UW |
688 | |
689 | gdbarch = get_objfile_arch (sal.symtab->objfile); | |
0378c332 FN |
690 | sym = find_pc_function (sal.pc); |
691 | if (sym) | |
5af949e3 UW |
692 | printf_filtered ("%s is in %s (%s:%d).\n", |
693 | paddress (gdbarch, sal.pc), | |
694 | SYMBOL_PRINT_NAME (sym), | |
695 | sal.symtab->filename, sal.line); | |
0378c332 | 696 | else |
5af949e3 UW |
697 | printf_filtered ("%s is at %s:%d.\n", |
698 | paddress (gdbarch, sal.pc), | |
50ee7535 | 699 | sal.symtab->filename, sal.line); |
0378c332 FN |
700 | } |
701 | ||
702 | /* If what was given does not imply a symtab, it must be an undebuggable | |
703 | symbol which means no source code. */ | |
704 | ||
705 | if (sal.symtab == 0) | |
8a3fe4f8 | 706 | error (_("No line number known for %s."), arg); |
0378c332 FN |
707 | } |
708 | ||
709 | if ((editor = (char *) getenv ("EDITOR")) == NULL) | |
710 | editor = "/bin/ex"; | |
a955ca71 | 711 | |
a955ca71 EZ |
712 | /* If we don't already know the full absolute file name of the |
713 | source file, find it now. */ | |
714 | if (!sal.symtab->fullname) | |
715 | { | |
716 | fn = symtab_to_fullname (sal.symtab); | |
717 | if (!fn) | |
718 | fn = "unknown"; | |
719 | } | |
720 | else | |
721 | fn = sal.symtab->fullname; | |
0378c332 | 722 | |
a955ca71 EZ |
723 | /* Quote the file name, in case it has whitespace or other special |
724 | characters. */ | |
725 | p = xstrprintf ("%s +%d \"%s\"", editor, sal.line, fn); | |
d5529a84 TT |
726 | shell_escape (p, from_tty); |
727 | xfree (p); | |
0378c332 FN |
728 | } |
729 | ||
730 | static void | |
731 | list_command (char *arg, int from_tty) | |
732 | { | |
733 | struct symtabs_and_lines sals, sals_end; | |
245c7f48 DJ |
734 | struct symtab_and_line sal = { 0 }; |
735 | struct symtab_and_line sal_end = { 0 }; | |
736 | struct symtab_and_line cursal = { 0 }; | |
0378c332 FN |
737 | struct symbol *sym; |
738 | char *arg1; | |
739 | int no_end = 1; | |
740 | int dummy_end = 0; | |
741 | int dummy_beg = 0; | |
742 | int linenum_beg = 0; | |
743 | char *p; | |
744 | ||
745 | /* Pull in the current default source line if necessary */ | |
746 | if (arg == 0 || arg[0] == '+' || arg[0] == '-') | |
53cb0458 FN |
747 | { |
748 | set_default_source_symtab_and_line (); | |
749 | cursal = get_current_source_symtab_and_line (); | |
750 | } | |
0378c332 FN |
751 | |
752 | /* "l" or "l +" lists next ten lines. */ | |
753 | ||
6314a349 | 754 | if (arg == 0 || strcmp (arg, "+") == 0) |
0378c332 FN |
755 | { |
756 | print_source_lines (cursal.symtab, cursal.line, | |
757 | cursal.line + get_lines_to_list (), 0); | |
758 | return; | |
759 | } | |
760 | ||
761 | /* "l -" lists previous ten lines, the ones before the ten just listed. */ | |
6314a349 | 762 | if (strcmp (arg, "-") == 0) |
0378c332 FN |
763 | { |
764 | print_source_lines (cursal.symtab, | |
765 | max (get_first_line_listed () - get_lines_to_list (), 1), | |
766 | get_first_line_listed (), 0); | |
767 | return; | |
768 | } | |
769 | ||
770 | /* Now if there is only one argument, decode it in SAL | |
771 | and set NO_END. | |
772 | If there are two arguments, decode them in SAL and SAL_END | |
773 | and clear NO_END; however, if one of the arguments is blank, | |
774 | set DUMMY_BEG or DUMMY_END to record that fact. */ | |
775 | ||
776 | if (!have_full_symbols () && !have_partial_symbols ()) | |
8a3fe4f8 | 777 | error (_("No symbol table is loaded. Use the \"file\" command.")); |
0378c332 FN |
778 | |
779 | arg1 = arg; | |
780 | if (*arg1 == ',') | |
781 | dummy_beg = 1; | |
782 | else | |
783 | { | |
68219205 | 784 | sals = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 FN |
785 | |
786 | if (!sals.nelts) | |
787 | return; /* C++ */ | |
788 | if (sals.nelts > 1) | |
789 | { | |
790 | ambiguous_line_spec (&sals); | |
791 | xfree (sals.sals); | |
792 | return; | |
793 | } | |
794 | ||
795 | sal = sals.sals[0]; | |
796 | xfree (sals.sals); | |
797 | } | |
798 | ||
799 | /* Record whether the BEG arg is all digits. */ | |
800 | ||
801 | for (p = arg; p != arg1 && *p >= '0' && *p <= '9'; p++); | |
802 | linenum_beg = (p == arg1); | |
803 | ||
804 | while (*arg1 == ' ' || *arg1 == '\t') | |
805 | arg1++; | |
806 | if (*arg1 == ',') | |
807 | { | |
808 | no_end = 0; | |
809 | arg1++; | |
810 | while (*arg1 == ' ' || *arg1 == '\t') | |
811 | arg1++; | |
812 | if (*arg1 == 0) | |
813 | dummy_end = 1; | |
814 | else | |
815 | { | |
816 | if (dummy_beg) | |
68219205 | 817 | sals_end = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 | 818 | else |
68219205 | 819 | sals_end = decode_line_1 (&arg1, 0, sal.symtab, sal.line, 0, 0); |
0378c332 FN |
820 | if (sals_end.nelts == 0) |
821 | return; | |
822 | if (sals_end.nelts > 1) | |
823 | { | |
824 | ambiguous_line_spec (&sals_end); | |
825 | xfree (sals_end.sals); | |
826 | return; | |
827 | } | |
828 | sal_end = sals_end.sals[0]; | |
829 | xfree (sals_end.sals); | |
830 | } | |
831 | } | |
832 | ||
833 | if (*arg1) | |
8a3fe4f8 | 834 | error (_("Junk at end of line specification.")); |
0378c332 FN |
835 | |
836 | if (!no_end && !dummy_beg && !dummy_end | |
837 | && sal.symtab != sal_end.symtab) | |
8a3fe4f8 | 838 | error (_("Specified start and end are in different files.")); |
0378c332 | 839 | if (dummy_beg && dummy_end) |
8a3fe4f8 | 840 | error (_("Two empty args do not say what lines to list.")); |
0378c332 FN |
841 | |
842 | /* if line was specified by address, | |
843 | first print exactly which line, and which file. | |
844 | In this case, sal.symtab == 0 means address is outside | |
845 | of all known source files, not that user failed to give a filename. */ | |
846 | if (*arg == '*') | |
847 | { | |
5af949e3 | 848 | struct gdbarch *gdbarch; |
0378c332 FN |
849 | if (sal.symtab == 0) |
850 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
8a3fe4f8 | 851 | error (_("No source file for address %s."), |
bb599908 | 852 | hex_string ((unsigned long) sal.pc)); |
5af949e3 UW |
853 | |
854 | gdbarch = get_objfile_arch (sal.symtab->objfile); | |
0378c332 FN |
855 | sym = find_pc_function (sal.pc); |
856 | if (sym) | |
50ee7535 | 857 | printf_filtered ("%s is in %s (%s:%d).\n", |
5af949e3 UW |
858 | paddress (gdbarch, sal.pc), |
859 | SYMBOL_PRINT_NAME (sym), | |
50ee7535 | 860 | sal.symtab->filename, sal.line); |
0378c332 | 861 | else |
5af949e3 UW |
862 | printf_filtered ("%s is at %s:%d.\n", |
863 | paddress (gdbarch, sal.pc), | |
50ee7535 | 864 | sal.symtab->filename, sal.line); |
0378c332 FN |
865 | } |
866 | ||
867 | /* If line was not specified by just a line number, | |
868 | and it does not imply a symtab, it must be an undebuggable symbol | |
869 | which means no source code. */ | |
870 | ||
871 | if (!linenum_beg && sal.symtab == 0) | |
8a3fe4f8 | 872 | error (_("No line number known for %s."), arg); |
0378c332 FN |
873 | |
874 | /* If this command is repeated with RET, | |
875 | turn it into the no-arg variant. */ | |
876 | ||
877 | if (from_tty) | |
878 | *arg = 0; | |
879 | ||
880 | if (dummy_beg && sal_end.symtab == 0) | |
8a3fe4f8 | 881 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
882 | if (dummy_beg) |
883 | print_source_lines (sal_end.symtab, | |
884 | max (sal_end.line - (get_lines_to_list () - 1), 1), | |
885 | sal_end.line + 1, 0); | |
886 | else if (sal.symtab == 0) | |
8a3fe4f8 | 887 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
888 | else if (no_end) |
889 | { | |
890 | int first_line = sal.line - get_lines_to_list () / 2; | |
891 | ||
892 | if (first_line < 1) first_line = 1; | |
893 | ||
894 | print_source_lines (sal.symtab, | |
895 | first_line, | |
896 | first_line + get_lines_to_list (), | |
897 | 0); | |
898 | } | |
899 | else | |
900 | print_source_lines (sal.symtab, sal.line, | |
901 | (dummy_end | |
902 | ? sal.line + get_lines_to_list () | |
903 | : sal_end.line + 1), | |
904 | 0); | |
905 | } | |
906 | ||
d14508fe DE |
907 | /* Subroutine of disassemble_command to simplify it. |
908 | Perform the disassembly. | |
909 | NAME is the name of the function if known, or NULL. | |
910 | [LOW,HIGH) are the range of addresses to disassemble. | |
911 | MIXED is non-zero to print source with the assembler. */ | |
912 | ||
913 | static void | |
13274fc3 | 914 | print_disassembly (struct gdbarch *gdbarch, const char *name, |
e6158f16 | 915 | CORE_ADDR low, CORE_ADDR high, int flags) |
d14508fe DE |
916 | { |
917 | #if defined(TUI) | |
918 | if (!tui_is_window_visible (DISASSEM_WIN)) | |
919 | #endif | |
920 | { | |
921 | printf_filtered ("Dump of assembler code "); | |
922 | if (name != NULL) | |
923 | printf_filtered ("for function %s:\n", name); | |
924 | else | |
5af949e3 UW |
925 | printf_filtered ("from %s to %s:\n", |
926 | paddress (gdbarch, low), paddress (gdbarch, high)); | |
d14508fe DE |
927 | |
928 | /* Dump the specified range. */ | |
e6158f16 | 929 | gdb_disassembly (gdbarch, uiout, 0, flags, -1, low, high); |
d14508fe DE |
930 | |
931 | printf_filtered ("End of assembler dump.\n"); | |
932 | gdb_flush (gdb_stdout); | |
933 | } | |
934 | #if defined(TUI) | |
935 | else | |
936 | { | |
13274fc3 | 937 | tui_show_assembly (gdbarch, low); |
d14508fe DE |
938 | } |
939 | #endif | |
940 | } | |
941 | ||
942 | /* Subroutine of disassemble_command to simplify it. | |
9c419145 | 943 | Print a disassembly of the current function according to FLAGS. */ |
d14508fe DE |
944 | |
945 | static void | |
e6158f16 | 946 | disassemble_current_function (int flags) |
d14508fe | 947 | { |
13274fc3 UW |
948 | struct frame_info *frame; |
949 | struct gdbarch *gdbarch; | |
d14508fe DE |
950 | CORE_ADDR low, high, pc; |
951 | char *name; | |
952 | ||
13274fc3 UW |
953 | frame = get_selected_frame (_("No frame selected.")); |
954 | gdbarch = get_frame_arch (frame); | |
955 | pc = get_frame_pc (frame); | |
d14508fe DE |
956 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
957 | error (_("No function contains program counter for selected frame.")); | |
958 | #if defined(TUI) | |
959 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously | |
960 | `tui_version'. */ | |
961 | if (tui_active) | |
962 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
13274fc3 | 963 | low = tui_get_low_disassembly_address (gdbarch, low, pc); |
d14508fe | 964 | #endif |
13274fc3 | 965 | low += gdbarch_deprecated_function_start_offset (gdbarch); |
d14508fe | 966 | |
e6158f16 | 967 | print_disassembly (gdbarch, name, low, high, flags); |
d14508fe DE |
968 | } |
969 | ||
970 | /* Dump a specified section of assembly code. | |
971 | ||
972 | Usage: | |
e6158f16 | 973 | disassemble [/mr] |
d14508fe | 974 | - dump the assembly code for the function of the current pc |
e6158f16 | 975 | disassemble [/mr] addr |
d14508fe | 976 | - dump the assembly code for the function at ADDR |
e6158f16 | 977 | disassemble [/mr] low high |
d14508fe DE |
978 | - dump the assembly code in the range [LOW,HIGH) |
979 | ||
e6158f16 HZ |
980 | A /m modifier will include source code with the assembly. |
981 | A /r modifier will include raw instructions in hex with the assembly. */ | |
83c31e7d | 982 | |
83c31e7d FN |
983 | static void |
984 | disassemble_command (char *arg, int from_tty) | |
985 | { | |
13274fc3 | 986 | struct gdbarch *gdbarch = get_current_arch (); |
83c31e7d FN |
987 | CORE_ADDR low, high; |
988 | char *name; | |
989 | CORE_ADDR pc, pc_masked; | |
e6158f16 | 990 | int flags; |
83c31e7d FN |
991 | |
992 | name = NULL; | |
e6158f16 | 993 | flags = 0; |
d14508fe DE |
994 | |
995 | if (arg && *arg == '/') | |
83c31e7d | 996 | { |
d14508fe DE |
997 | ++arg; |
998 | ||
999 | if (*arg == '\0') | |
1000 | error (_("Missing modifier.")); | |
1001 | ||
1002 | while (*arg && ! isspace (*arg)) | |
1003 | { | |
1004 | switch (*arg++) | |
1005 | { | |
1006 | case 'm': | |
e6158f16 HZ |
1007 | flags |= DISASSEMBLY_SOURCE; |
1008 | break; | |
1009 | case 'r': | |
1010 | flags |= DISASSEMBLY_RAW_INSN; | |
d14508fe DE |
1011 | break; |
1012 | default: | |
1013 | error (_("Invalid disassembly modifier.")); | |
1014 | } | |
1015 | } | |
1016 | ||
1017 | while (isspace (*arg)) | |
1018 | ++arg; | |
1019 | } | |
1020 | ||
1021 | if (! arg || ! *arg) | |
1022 | { | |
9c419145 | 1023 | flags |= DISASSEMBLY_OMIT_FNAME; |
e6158f16 | 1024 | disassemble_current_function (flags); |
d14508fe | 1025 | return; |
83c31e7d | 1026 | } |
d14508fe | 1027 | |
21a0512e PP |
1028 | pc = value_as_address (parse_to_comma_and_eval (&arg)); |
1029 | if (arg[0] == ',') | |
1030 | ++arg; | |
1031 | if (arg[0] == '\0') | |
83c31e7d FN |
1032 | { |
1033 | /* One argument. */ | |
83c31e7d | 1034 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
8a3fe4f8 | 1035 | error (_("No function contains specified address.")); |
83c31e7d | 1036 | #if defined(TUI) |
021e7609 AC |
1037 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
1038 | `tui_version'. */ | |
22940a24 AC |
1039 | if (tui_active) |
1040 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
13274fc3 | 1041 | low = tui_get_low_disassembly_address (gdbarch, low, pc); |
83c31e7d | 1042 | #endif |
13274fc3 | 1043 | low += gdbarch_deprecated_function_start_offset (gdbarch); |
9c419145 | 1044 | flags |= DISASSEMBLY_OMIT_FNAME; |
83c31e7d FN |
1045 | } |
1046 | else | |
1047 | { | |
1048 | /* Two arguments. */ | |
21a0512e PP |
1049 | low = pc; |
1050 | high = parse_and_eval_address (arg); | |
83c31e7d FN |
1051 | } |
1052 | ||
e6158f16 | 1053 | print_disassembly (gdbarch, name, low, high, flags); |
83c31e7d FN |
1054 | } |
1055 | ||
d318976c FN |
1056 | static void |
1057 | make_command (char *arg, int from_tty) | |
1058 | { | |
1059 | char *p; | |
1060 | ||
1061 | if (arg == 0) | |
1062 | p = "make"; | |
1063 | else | |
1064 | { | |
1065 | p = xmalloc (sizeof ("make ") + strlen (arg)); | |
1066 | strcpy (p, "make "); | |
1067 | strcpy (p + sizeof ("make ") - 1, arg); | |
1068 | } | |
1069 | ||
1070 | shell_escape (p, from_tty); | |
1071 | } | |
1072 | ||
d318976c FN |
1073 | static void |
1074 | show_user (char *args, int from_tty) | |
1075 | { | |
1076 | struct cmd_list_element *c; | |
1077 | extern struct cmd_list_element *cmdlist; | |
1078 | ||
1079 | if (args) | |
1080 | { | |
adb483fe DJ |
1081 | char *comname = args; |
1082 | c = lookup_cmd (&comname, cmdlist, "", 0, 1); | |
d318976c | 1083 | if (c->class != class_user) |
8a3fe4f8 | 1084 | error (_("Not a user command.")); |
adb483fe | 1085 | show_user_1 (c, "", args, gdb_stdout); |
d318976c FN |
1086 | } |
1087 | else | |
1088 | { | |
1089 | for (c = cmdlist; c; c = c->next) | |
1090 | { | |
adb483fe DJ |
1091 | if (c->class == class_user || c->prefixlist != NULL) |
1092 | show_user_1 (c, "", c->name, gdb_stdout); | |
d318976c FN |
1093 | } |
1094 | } | |
1095 | } | |
1096 | ||
1097 | /* Search through names of commands and documentations for a certain | |
1098 | regular expression. | |
1099 | */ | |
1100 | void | |
1101 | apropos_command (char *searchstr, int from_tty) | |
1102 | { | |
1103 | extern struct cmd_list_element *cmdlist; /*This is the main command list*/ | |
1104 | regex_t pattern; | |
1105 | char *pattern_fastmap; | |
1106 | char errorbuffer[512]; | |
2e94c453 | 1107 | pattern_fastmap = xcalloc (256, sizeof (char)); |
d318976c | 1108 | if (searchstr == NULL) |
8a3fe4f8 | 1109 | error (_("REGEXP string is empty")); |
d318976c FN |
1110 | |
1111 | if (regcomp(&pattern,searchstr,REG_ICASE) == 0) | |
1112 | { | |
1113 | pattern.fastmap=pattern_fastmap; | |
1114 | re_compile_fastmap(&pattern); | |
1115 | apropos_cmd (gdb_stdout,cmdlist,&pattern,""); | |
1116 | } | |
1117 | else | |
1118 | { | |
1119 | regerror(regcomp(&pattern,searchstr,REG_ICASE),NULL,errorbuffer,512); | |
8a3fe4f8 | 1120 | error (_("Error in regular expression:%s"),errorbuffer); |
d318976c | 1121 | } |
2b5436af | 1122 | xfree (pattern_fastmap); |
d318976c FN |
1123 | } |
1124 | \f | |
0378c332 FN |
1125 | /* Print a list of files and line numbers which a user may choose from |
1126 | in order to list a function which was specified ambiguously (as with | |
1127 | `list classname::overloadedfuncname', for example). The vector in | |
1128 | SALS provides the filenames and line numbers. */ | |
1129 | ||
1130 | static void | |
1131 | ambiguous_line_spec (struct symtabs_and_lines *sals) | |
1132 | { | |
1133 | int i; | |
1134 | ||
1135 | for (i = 0; i < sals->nelts; ++i) | |
a3f17187 | 1136 | printf_filtered (_("file: \"%s\", line number: %d\n"), |
0378c332 FN |
1137 | sals->sals[i].symtab->filename, sals->sals[i].line); |
1138 | } | |
1139 | ||
d318976c FN |
1140 | static void |
1141 | set_debug (char *arg, int from_tty) | |
1142 | { | |
0380c18b | 1143 | printf_unfiltered (_("\"set debug\" must be followed by the name of a debug subcommand.\n")); |
d318976c FN |
1144 | help_list (setdebuglist, "set debug ", -1, gdb_stdout); |
1145 | } | |
1146 | ||
1147 | static void | |
1148 | show_debug (char *args, int from_tty) | |
1149 | { | |
1150 | cmd_show_list (showdebuglist, from_tty, ""); | |
1151 | } | |
1152 | ||
1153 | void | |
1154 | init_cmd_lists (void) | |
1155 | { | |
20f01a46 DH |
1156 | max_user_call_depth = 1024; |
1157 | ||
d318976c FN |
1158 | cmdlist = NULL; |
1159 | infolist = NULL; | |
1160 | enablelist = NULL; | |
1161 | disablelist = NULL; | |
1162 | togglelist = NULL; | |
1163 | stoplist = NULL; | |
1164 | deletelist = NULL; | |
f73adfeb | 1165 | detachlist = NULL; |
d318976c FN |
1166 | enablebreaklist = NULL; |
1167 | setlist = NULL; | |
1168 | unsetlist = NULL; | |
1169 | showlist = NULL; | |
1170 | sethistlist = NULL; | |
1171 | showhistlist = NULL; | |
1172 | unsethistlist = NULL; | |
1173 | maintenancelist = NULL; | |
1174 | maintenanceinfolist = NULL; | |
1175 | maintenanceprintlist = NULL; | |
1176 | setprintlist = NULL; | |
1177 | showprintlist = NULL; | |
1178 | setchecklist = NULL; | |
1179 | showchecklist = NULL; | |
1180 | } | |
1181 | ||
920d2a44 AC |
1182 | static void |
1183 | show_info_verbose (struct ui_file *file, int from_tty, | |
1184 | struct cmd_list_element *c, | |
1185 | const char *value) | |
1186 | { | |
1187 | if (info_verbose) | |
1188 | fprintf_filtered (file, _("\ | |
1189 | Verbose printing of informational messages is %s.\n"), value); | |
1190 | else | |
1191 | fprintf_filtered (file, _("Verbosity is %s.\n"), value); | |
1192 | } | |
1193 | ||
1194 | static void | |
1195 | show_history_expansion_p (struct ui_file *file, int from_tty, | |
1196 | struct cmd_list_element *c, const char *value) | |
1197 | { | |
1198 | fprintf_filtered (file, _("History expansion on command input is %s.\n"), | |
1199 | value); | |
1200 | } | |
1201 | ||
1202 | static void | |
1203 | show_baud_rate (struct ui_file *file, int from_tty, | |
1204 | struct cmd_list_element *c, const char *value) | |
1205 | { | |
1206 | fprintf_filtered (file, _("Baud rate for remote serial I/O is %s.\n"), | |
1207 | value); | |
1208 | } | |
1209 | ||
1210 | static void | |
1211 | show_remote_debug (struct ui_file *file, int from_tty, | |
1212 | struct cmd_list_element *c, const char *value) | |
1213 | { | |
1214 | fprintf_filtered (file, _("Debugging of remote protocol is %s.\n"), | |
1215 | value); | |
1216 | } | |
1217 | ||
1218 | static void | |
1219 | show_remote_timeout (struct ui_file *file, int from_tty, | |
1220 | struct cmd_list_element *c, const char *value) | |
1221 | { | |
1222 | fprintf_filtered (file, _("\ | |
1223 | Timeout limit to wait for target to respond is %s.\n"), | |
1224 | value); | |
1225 | } | |
1226 | ||
1227 | static void | |
1228 | show_max_user_call_depth (struct ui_file *file, int from_tty, | |
1229 | struct cmd_list_element *c, const char *value) | |
1230 | { | |
1231 | fprintf_filtered (file, _("\ | |
1232 | The max call depth for user-defined commands is %s.\n"), | |
1233 | value); | |
1234 | } | |
1235 | ||
d318976c FN |
1236 | \f |
1237 | void | |
1238 | init_cli_cmds (void) | |
1239 | { | |
1240 | struct cmd_list_element *c; | |
eaae3919 | 1241 | char *source_help_text; |
d318976c FN |
1242 | |
1243 | /* Define the classes of commands. | |
1244 | They will appear in the help list in the reverse of this order. */ | |
1245 | ||
1a966eab AC |
1246 | add_cmd ("internals", class_maintenance, NULL, _("\ |
1247 | Maintenance commands.\n\ | |
d318976c FN |
1248 | Some gdb commands are provided just for use by gdb maintainers.\n\ |
1249 | These commands are subject to frequent change, and may not be as\n\ | |
1a966eab | 1250 | well documented as user commands."), |
d318976c | 1251 | &cmdlist); |
1a966eab AC |
1252 | add_cmd ("obscure", class_obscure, NULL, _("Obscure features."), &cmdlist); |
1253 | add_cmd ("aliases", class_alias, NULL, _("Aliases of other commands."), &cmdlist); | |
1254 | add_cmd ("user-defined", class_user, NULL, _("\ | |
1255 | User-defined commands.\n\ | |
d318976c | 1256 | The commands in this class are those defined by the user.\n\ |
1a966eab AC |
1257 | Use the \"define\" command to define a command."), &cmdlist); |
1258 | add_cmd ("support", class_support, NULL, _("Support facilities."), &cmdlist); | |
d318976c | 1259 | if (!dbx_commands) |
1a966eab AC |
1260 | add_cmd ("status", class_info, NULL, _("Status inquiries."), &cmdlist); |
1261 | add_cmd ("files", class_files, NULL, _("Specifying and examining files."), | |
1262 | &cmdlist); | |
1263 | add_cmd ("breakpoints", class_breakpoint, NULL, | |
1264 | _("Making program stop at certain points."), &cmdlist); | |
1265 | add_cmd ("data", class_vars, NULL, _("Examining data."), &cmdlist); | |
1266 | add_cmd ("stack", class_stack, NULL, _("\ | |
1267 | Examining the stack.\n\ | |
d318976c FN |
1268 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ |
1269 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
1270 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
1271 | Variable lookups are done with respect to the selected frame.\n\ | |
1272 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
1a966eab | 1273 | The commands below can be used to select other frames by number or address."), |
d318976c | 1274 | &cmdlist); |
1a966eab | 1275 | add_cmd ("running", class_run, NULL, _("Running the program."), &cmdlist); |
d318976c FN |
1276 | |
1277 | /* Define general commands. */ | |
1278 | ||
d729566a | 1279 | add_com ("pwd", class_files, pwd_command, _("\ |
1bedd215 | 1280 | Print working directory. This is used for your program as well.")); |
4f8d22e3 | 1281 | |
1a966eab AC |
1282 | c = add_cmd ("cd", class_files, cd_command, _("\ |
1283 | Set working directory to DIR for debugger and program being debugged.\n\ | |
d318976c | 1284 | The change does not take effect for the program being debugged\n\ |
1a966eab | 1285 | until the next time it is started."), &cmdlist); |
5ba2abeb | 1286 | set_cmd_completer (c, filename_completer); |
d318976c | 1287 | |
1bedd215 AC |
1288 | add_com ("echo", class_support, echo_command, _("\ |
1289 | Print a constant string. Give string as argument.\n\ | |
d318976c FN |
1290 | C escape sequences may be used in the argument.\n\ |
1291 | No newline is added at the end of the argument;\n\ | |
1292 | use \"\\n\" if you want a newline to be printed.\n\ | |
1293 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
1294 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
1bedd215 AC |
1295 | to be printed or after trailing whitespace.")); |
1296 | add_com ("document", class_support, document_command, _("\ | |
1297 | Document a user-defined command.\n\ | |
d318976c | 1298 | Give command name as argument. Give documentation on following lines.\n\ |
1bedd215 AC |
1299 | End with a line of just \"end\".")); |
1300 | add_com ("define", class_support, define_command, _("\ | |
1301 | Define a new command name. Command name is argument.\n\ | |
d318976c FN |
1302 | Definition appears on following lines, one command per line.\n\ |
1303 | End with a line of just \"end\".\n\ | |
1304 | Use the \"document\" command to give documentation for the new command.\n\ | |
1bedd215 | 1305 | Commands defined in this way may have up to ten arguments.")); |
d318976c | 1306 | |
eaae3919 | 1307 | source_help_text = xstrprintf (_("\ |
1a966eab | 1308 | Read commands from a file named FILE.\n\ |
16026cd7 AS |
1309 | Optional -v switch (before the filename) causes each command in\n\ |
1310 | FILE to be echoed as it is executed.\n\ | |
eaae3919 | 1311 | Note that the file \"%s\" is read automatically in this way\n\ |
16026cd7 | 1312 | when GDB is started."), gdbinit); |
eaae3919 EZ |
1313 | c = add_cmd ("source", class_support, source_command, |
1314 | source_help_text, &cmdlist); | |
5ba2abeb | 1315 | set_cmd_completer (c, filename_completer); |
d318976c | 1316 | |
1bedd215 AC |
1317 | add_com ("quit", class_support, quit_command, _("Exit gdb.")); |
1318 | c = add_com ("help", class_support, help_command, | |
1319 | _("Print list of commands.")); | |
5ba2abeb | 1320 | set_cmd_completer (c, command_completer); |
d318976c FN |
1321 | add_com_alias ("q", "quit", class_support, 1); |
1322 | add_com_alias ("h", "help", class_support, 1); | |
1323 | ||
5bf193a2 AC |
1324 | add_setshow_boolean_cmd ("verbose", class_support, &info_verbose, _("\ |
1325 | Set verbosity."), _("\ | |
1326 | Show verbosity."), NULL, | |
1327 | set_verbose, | |
920d2a44 | 1328 | show_info_verbose, |
5bf193a2 | 1329 | &setlist, &showlist); |
d318976c FN |
1330 | |
1331 | add_prefix_cmd ("history", class_support, set_history, | |
1bedd215 | 1332 | _("Generic command for setting command history parameters."), |
d318976c FN |
1333 | &sethistlist, "set history ", 0, &setlist); |
1334 | add_prefix_cmd ("history", class_support, show_history, | |
1bedd215 | 1335 | _("Generic command for showing command history parameters."), |
d318976c FN |
1336 | &showhistlist, "show history ", 0, &showlist); |
1337 | ||
5bf193a2 AC |
1338 | add_setshow_boolean_cmd ("expansion", no_class, &history_expansion_p, _("\ |
1339 | Set history expansion on command input."), _("\ | |
1340 | Show history expansion on command input."), _("\ | |
1341 | Without an argument, history expansion is enabled."), | |
1342 | NULL, | |
920d2a44 | 1343 | show_history_expansion_p, |
5bf193a2 | 1344 | &sethistlist, &showhistlist); |
d318976c | 1345 | |
d729566a | 1346 | add_prefix_cmd ("info", class_info, info_command, _("\ |
1bedd215 | 1347 | Generic command for showing things about the program being debugged."), |
d729566a | 1348 | &infolist, "info ", 0, &cmdlist); |
d318976c | 1349 | add_com_alias ("i", "info", class_info, 1); |
a177aad3 | 1350 | add_com_alias ("inf", "info", class_info, 1); |
d318976c FN |
1351 | |
1352 | add_com ("complete", class_obscure, complete_command, | |
1bedd215 | 1353 | _("List the completions for the rest of the line as a command.")); |
d318976c | 1354 | |
d729566a | 1355 | add_prefix_cmd ("show", class_info, show_command, _("\ |
700b53b1 | 1356 | Generic command for showing things about the debugger."), |
d729566a | 1357 | &showlist, "show ", 0, &cmdlist); |
d318976c | 1358 | /* Another way to get at the same thing. */ |
1bedd215 | 1359 | add_info ("set", show_command, _("Show all GDB settings.")); |
d318976c | 1360 | |
1a966eab AC |
1361 | add_cmd ("commands", no_class, show_commands, _("\ |
1362 | Show the history of commands you typed.\n\ | |
d318976c | 1363 | You can supply a command number to start with, or a `+' to start after\n\ |
1a966eab | 1364 | the previous command number shown."), |
d318976c FN |
1365 | &showlist); |
1366 | ||
1367 | add_cmd ("version", no_class, show_version, | |
1a966eab | 1368 | _("Show what version of GDB this is."), &showlist); |
d318976c | 1369 | |
1bedd215 AC |
1370 | add_com ("while", class_support, while_command, _("\ |
1371 | Execute nested commands WHILE the conditional expression is non zero.\n\ | |
d318976c FN |
1372 | The conditional expression must follow the word `while' and must in turn be\n\ |
1373 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1bedd215 | 1374 | and should be terminated by the word `end'.")); |
d318976c | 1375 | |
1bedd215 AC |
1376 | add_com ("if", class_support, if_command, _("\ |
1377 | Execute nested commands once IF the conditional expression is non zero.\n\ | |
d318976c FN |
1378 | The conditional expression must follow the word `if' and must in turn be\n\ |
1379 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1380 | and should be terminated by the word 'else' or `end'. If an else clause\n\ | |
1bedd215 | 1381 | is used, the same rules apply to its nested commands as to the first ones.")); |
d318976c FN |
1382 | |
1383 | /* If target is open when baud changes, it doesn't take effect until the | |
1384 | next open (I think, not sure). */ | |
85c07804 AC |
1385 | add_setshow_zinteger_cmd ("remotebaud", no_class, &baud_rate, _("\ |
1386 | Set baud rate for remote serial I/O."), _("\ | |
1387 | Show baud rate for remote serial I/O."), _("\ | |
d318976c | 1388 | This value is used to set the speed of the serial port when debugging\n\ |
85c07804 AC |
1389 | using remote targets."), |
1390 | NULL, | |
920d2a44 | 1391 | show_baud_rate, |
85c07804 AC |
1392 | &setlist, &showlist); |
1393 | ||
1394 | add_setshow_zinteger_cmd ("remote", no_class, &remote_debug, _("\ | |
1395 | Set debugging of remote protocol."), _("\ | |
1396 | Show debugging of remote protocol."), _("\ | |
d318976c | 1397 | When enabled, each packet sent or received with the remote target\n\ |
85c07804 AC |
1398 | is displayed."), |
1399 | NULL, | |
920d2a44 | 1400 | show_remote_debug, |
85c07804 | 1401 | &setdebuglist, &showdebuglist); |
d318976c | 1402 | |
c0d88b1b AC |
1403 | add_setshow_integer_cmd ("remotetimeout", no_class, &remote_timeout, _("\ |
1404 | Set timeout limit to wait for target to respond."), _("\ | |
1405 | Show timeout limit to wait for target to respond."), _("\ | |
d318976c | 1406 | This value is used to set the time limit for gdb to wait for a response\n\ |
c0d88b1b AC |
1407 | from the target."), |
1408 | NULL, | |
920d2a44 | 1409 | show_remote_timeout, |
c0d88b1b | 1410 | &setlist, &showlist); |
d318976c FN |
1411 | |
1412 | add_prefix_cmd ("debug", no_class, set_debug, | |
1bedd215 | 1413 | _("Generic command for setting gdb debugging flags"), |
d318976c FN |
1414 | &setdebuglist, "set debug ", 0, &setlist); |
1415 | ||
1416 | add_prefix_cmd ("debug", no_class, show_debug, | |
1bedd215 | 1417 | _("Generic command for showing gdb debugging flags"), |
d318976c FN |
1418 | &showdebuglist, "show debug ", 0, &showlist); |
1419 | ||
1bedd215 AC |
1420 | c = add_com ("shell", class_support, shell_escape, _("\ |
1421 | Execute the rest of the line as a shell command.\n\ | |
1422 | With no arguments, run an inferior shell.")); | |
5ba2abeb | 1423 | set_cmd_completer (c, filename_completer); |
d318976c | 1424 | |
1bedd215 AC |
1425 | c = add_com ("edit", class_files, edit_command, _("\ |
1426 | Edit specified file or function.\n\ | |
0378c332 | 1427 | With no argument, edits file containing most recent line listed.\n\ |
0378c332 FN |
1428 | Editing targets can be specified in these ways:\n\ |
1429 | FILE:LINENUM, to edit at that line in that file,\n\ | |
1430 | FUNCTION, to edit at the beginning of that function,\n\ | |
1431 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1432 | *ADDRESS, to edit at the line containing that address.\n\ | |
1bedd215 | 1433 | Uses EDITOR environment variable contents as editor (or ex as default).")); |
0378c332 FN |
1434 | |
1435 | c->completer = location_completer; | |
1436 | ||
1bedd215 AC |
1437 | add_com ("list", class_files, list_command, _("\ |
1438 | List specified function or line.\n\ | |
0378c332 FN |
1439 | With no argument, lists ten more lines after or around previous listing.\n\ |
1440 | \"list -\" lists the ten lines before a previous ten-line listing.\n\ | |
1441 | One argument specifies a line, and ten lines are listed around that line.\n\ | |
1442 | Two arguments with comma between specify starting and ending lines to list.\n\ | |
0378c332 FN |
1443 | Lines can be specified in these ways:\n\ |
1444 | LINENUM, to list around that line in current file,\n\ | |
1445 | FILE:LINENUM, to list around that line in that file,\n\ | |
1446 | FUNCTION, to list around beginning of that function,\n\ | |
1447 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1448 | *ADDRESS, to list around the line containing that address.\n\ | |
1bedd215 | 1449 | With two args if one is empty it stands for ten lines away from the other arg.")); |
0378c332 FN |
1450 | |
1451 | if (!xdb_commands) | |
1452 | add_com_alias ("l", "list", class_files, 1); | |
1453 | else | |
1454 | add_com_alias ("v", "list", class_files, 1); | |
1455 | ||
1456 | if (dbx_commands) | |
1457 | add_com_alias ("file", "list", class_files, 1); | |
1458 | ||
1bedd215 AC |
1459 | c = add_com ("disassemble", class_vars, disassemble_command, _("\ |
1460 | Disassemble a specified section of memory.\n\ | |
83c31e7d | 1461 | Default is the function surrounding the pc of the selected frame.\n\ |
d14508fe | 1462 | With a /m modifier, source lines are included (if available).\n\ |
e6158f16 | 1463 | With a /r modifier, raw instructions in hex are included.\n\ |
83c31e7d | 1464 | With a single argument, the function surrounding that address is dumped.\n\ |
21a0512e | 1465 | Two arguments (separated by a comma) are taken as a range of memory to dump.")); |
83c31e7d FN |
1466 | set_cmd_completer (c, location_completer); |
1467 | if (xdb_commands) | |
1468 | add_com_alias ("va", "disassemble", class_xdb, 0); | |
0378c332 | 1469 | |
d318976c FN |
1470 | /* NOTE: cagney/2000-03-20: Being able to enter ``(gdb) !ls'' would |
1471 | be a really useful feature. Unfortunately, the below wont do | |
1472 | this. Instead it adds support for the form ``(gdb) ! ls'' | |
1473 | (i.e. the space is required). If the ``!'' command below is | |
1474 | added the complains about no ``!'' command would be replaced by | |
1475 | complains about how the ``!'' command is broken :-) */ | |
1476 | if (xdb_commands) | |
1477 | add_com_alias ("!", "shell", class_support, 0); | |
1478 | ||
1bedd215 AC |
1479 | c = add_com ("make", class_support, make_command, _("\ |
1480 | Run the ``make'' program using the rest of the line as arguments.")); | |
5ba2abeb | 1481 | set_cmd_completer (c, filename_completer); |
1a966eab AC |
1482 | add_cmd ("user", no_class, show_user, _("\ |
1483 | Show definitions of user defined commands.\n\ | |
d318976c | 1484 | Argument is the name of the user defined command.\n\ |
1a966eab | 1485 | With no argument, show definitions of all user defined commands."), &showlist); |
1bedd215 AC |
1486 | add_com ("apropos", class_support, apropos_command, |
1487 | _("Search for commands matching a REGEXP")); | |
20f01a46 | 1488 | |
c0d88b1b AC |
1489 | add_setshow_integer_cmd ("max-user-call-depth", no_class, |
1490 | &max_user_call_depth, _("\ | |
1491 | Set the max call depth for user-defined commands."), _("\ | |
1492 | Show the max call depth for user-defined commands."), NULL, | |
1493 | NULL, | |
920d2a44 | 1494 | show_max_user_call_depth, |
c0d88b1b | 1495 | &setlist, &showlist); |
16026cd7 AS |
1496 | |
1497 | add_setshow_boolean_cmd ("trace-commands", no_class, &trace_commands, _("\ | |
1498 | Set tracing of GDB CLI commands."), _("\ | |
1499 | Show state of GDB CLI command tracing."), _("\ | |
1500 | When 'on', each command is displayed as it is executed."), | |
1501 | NULL, | |
1502 | NULL, | |
1503 | &setlist, &showlist); | |
d318976c | 1504 | } |