Commit | Line | Data |
---|---|---|
d318976c | 1 | /* GDB CLI commands. |
8926118c | 2 | |
10f9c213 EZ |
3 | Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 |
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 | |
10 | the Free Software Foundation; either version 2 of the License, or | |
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 | |
19 | along with this program; if not, write to the Free Software | |
10f9c213 EZ |
20 | Foundation, Inc., 51 Franklin Street, Fifth Floor, |
21 | Boston, MA 02110-1301, USA. */ | |
d318976c FN |
22 | |
23 | #include "defs.h" | |
dbda9972 AC |
24 | #include "readline/readline.h" |
25 | #include "readline/tilde.h" | |
d318976c FN |
26 | #include "completer.h" |
27 | #include "target.h" /* For baud_rate, remote_debug and remote_timeout */ | |
28 | #include "gdb_wait.h" /* For shell escape implementation */ | |
f77b92bf | 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" |
fe4e3eb8 | 37 | #include "filenames.h" /* for DOSish file names */ |
0378c332 FN |
38 | #include "objfiles.h" |
39 | #include "source.h" | |
83c31e7d | 40 | #include "disasm.h" |
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 | ||
125 | /* Chain containing all defined "enable breakpoint" subcommands. */ | |
126 | ||
127 | struct cmd_list_element *enablebreaklist; | |
128 | ||
129 | /* Chain containing all defined set subcommands */ | |
130 | ||
131 | struct cmd_list_element *setlist; | |
132 | ||
133 | /* Chain containing all defined unset subcommands */ | |
134 | ||
135 | struct cmd_list_element *unsetlist; | |
136 | ||
137 | /* Chain containing all defined show subcommands. */ | |
138 | ||
139 | struct cmd_list_element *showlist; | |
140 | ||
141 | /* Chain containing all defined \"set history\". */ | |
142 | ||
143 | struct cmd_list_element *sethistlist; | |
144 | ||
145 | /* Chain containing all defined \"show history\". */ | |
146 | ||
147 | struct cmd_list_element *showhistlist; | |
148 | ||
149 | /* Chain containing all defined \"unset history\". */ | |
150 | ||
151 | struct cmd_list_element *unsethistlist; | |
152 | ||
153 | /* Chain containing all defined maintenance subcommands. */ | |
154 | ||
155 | struct cmd_list_element *maintenancelist; | |
156 | ||
157 | /* Chain containing all defined "maintenance info" subcommands. */ | |
158 | ||
159 | struct cmd_list_element *maintenanceinfolist; | |
160 | ||
161 | /* Chain containing all defined "maintenance print" subcommands. */ | |
162 | ||
163 | struct cmd_list_element *maintenanceprintlist; | |
164 | ||
165 | struct cmd_list_element *setprintlist; | |
166 | ||
167 | struct cmd_list_element *showprintlist; | |
168 | ||
169 | struct cmd_list_element *setdebuglist; | |
170 | ||
171 | struct cmd_list_element *showdebuglist; | |
172 | ||
173 | struct cmd_list_element *setchecklist; | |
174 | ||
175 | struct cmd_list_element *showchecklist; | |
16026cd7 AS |
176 | |
177 | /* Command tracing state. */ | |
178 | ||
179 | int source_verbose = 0; | |
180 | int trace_commands = 0; | |
d318976c FN |
181 | \f |
182 | /* Utility used everywhere when at least one argument is needed and | |
183 | none is supplied. */ | |
184 | ||
185 | void | |
186 | error_no_arg (char *why) | |
187 | { | |
8a3fe4f8 | 188 | error (_("Argument required (%s)."), why); |
d318976c FN |
189 | } |
190 | ||
191 | /* The "info" command is defined as a prefix, with allow_unknown = 0. | |
192 | Therefore, its own definition is called only for "info" with no args. */ | |
193 | ||
d318976c FN |
194 | static void |
195 | info_command (char *arg, int from_tty) | |
196 | { | |
a3f17187 | 197 | printf_unfiltered (_("\"info\" must be followed by the name of an info command.\n")); |
d318976c FN |
198 | help_list (infolist, "info ", -1, gdb_stdout); |
199 | } | |
200 | ||
201 | /* The "show" command with no arguments shows all the settings. */ | |
202 | ||
d318976c FN |
203 | static void |
204 | show_command (char *arg, int from_tty) | |
205 | { | |
206 | cmd_show_list (showlist, from_tty, ""); | |
207 | } | |
208 | \f | |
209 | /* Provide documentation on command or list given by COMMAND. FROM_TTY | |
210 | is ignored. */ | |
211 | ||
d318976c FN |
212 | static void |
213 | help_command (char *command, int from_tty) | |
214 | { | |
215 | help_cmd (command, gdb_stdout); | |
216 | } | |
217 | \f | |
83d31a92 TT |
218 | /* String compare function for qsort. */ |
219 | static int | |
220 | compare_strings (const void *arg1, const void *arg2) | |
221 | { | |
222 | const char **s1 = (const char **) arg1; | |
223 | const char **s2 = (const char **) arg2; | |
224 | return strcmp (*s1, *s2); | |
225 | } | |
226 | ||
d318976c FN |
227 | /* The "complete" command is used by Emacs to implement completion. */ |
228 | ||
d318976c FN |
229 | static void |
230 | complete_command (char *arg, int from_tty) | |
231 | { | |
232 | int i; | |
233 | int argpoint; | |
d9b52655 | 234 | char **completions, *point, *arg_prefix; |
d318976c FN |
235 | |
236 | dont_repeat (); | |
237 | ||
238 | if (arg == NULL) | |
239 | arg = ""; | |
240 | argpoint = strlen (arg); | |
241 | ||
d9b52655 DJ |
242 | /* complete_line assumes that its first argument is somewhere within, |
243 | and except for filenames at the beginning of, the word to be completed. | |
244 | The following crude imitation of readline's word-breaking tries to | |
245 | accomodate this. */ | |
246 | point = arg + argpoint; | |
247 | while (point > arg) | |
248 | { | |
249 | if (strchr (rl_completer_word_break_characters, point[-1]) != 0) | |
250 | break; | |
251 | point--; | |
252 | } | |
253 | ||
254 | arg_prefix = alloca (point - arg + 1); | |
255 | memcpy (arg_prefix, arg, point - arg); | |
256 | arg_prefix[point - arg] = 0; | |
257 | ||
258 | completions = complete_line (point, arg, argpoint); | |
83d31a92 TT |
259 | |
260 | if (completions) | |
d318976c | 261 | { |
83d31a92 TT |
262 | int item, size; |
263 | ||
264 | for (size = 0; completions[size]; ++size) | |
265 | ; | |
266 | qsort (completions, size, sizeof (char *), compare_strings); | |
267 | ||
268 | /* We do extra processing here since we only want to print each | |
269 | unique item once. */ | |
270 | item = 0; | |
271 | while (item < size) | |
272 | { | |
273 | int next_item; | |
d9b52655 | 274 | printf_unfiltered ("%s%s\n", arg_prefix, completions[item]); |
83d31a92 TT |
275 | next_item = item + 1; |
276 | while (next_item < size | |
277 | && ! strcmp (completions[item], completions[next_item])) | |
278 | { | |
279 | xfree (completions[next_item]); | |
280 | ++next_item; | |
281 | } | |
282 | ||
283 | xfree (completions[item]); | |
284 | item = next_item; | |
285 | } | |
286 | ||
287 | xfree (completions); | |
d318976c FN |
288 | } |
289 | } | |
290 | ||
bbaca940 AC |
291 | int |
292 | is_complete_command (struct cmd_list_element *c) | |
d318976c | 293 | { |
bbaca940 | 294 | return cmd_cfunc_eq (c, complete_command); |
d318976c FN |
295 | } |
296 | ||
d318976c FN |
297 | static void |
298 | show_version (char *args, int from_tty) | |
299 | { | |
300 | immediate_quit++; | |
301 | print_gdb_version (gdb_stdout); | |
302 | printf_filtered ("\n"); | |
303 | immediate_quit--; | |
304 | } | |
305 | ||
306 | /* Handle the quit command. */ | |
307 | ||
308 | void | |
309 | quit_command (char *args, int from_tty) | |
310 | { | |
311 | if (!quit_confirm ()) | |
8a3fe4f8 | 312 | error (_("Not confirmed.")); |
d318976c FN |
313 | quit_force (args, from_tty); |
314 | } | |
315 | ||
d318976c FN |
316 | static void |
317 | pwd_command (char *args, int from_tty) | |
318 | { | |
319 | if (args) | |
8a3fe4f8 | 320 | error (_("The \"pwd\" command does not take an argument: %s"), args); |
d318976c FN |
321 | getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); |
322 | ||
6314a349 | 323 | if (strcmp (gdb_dirbuf, current_directory) != 0) |
a3f17187 | 324 | printf_unfiltered (_("Working directory %s\n (canonically %s).\n"), |
d318976c FN |
325 | current_directory, gdb_dirbuf); |
326 | else | |
a3f17187 | 327 | printf_unfiltered (_("Working directory %s.\n"), current_directory); |
d318976c FN |
328 | } |
329 | ||
330 | void | |
331 | cd_command (char *dir, int from_tty) | |
332 | { | |
333 | int len; | |
334 | /* Found something other than leading repetitions of "/..". */ | |
335 | int found_real_path; | |
336 | char *p; | |
337 | ||
338 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
339 | repeat might be useful but is more likely to be a mistake. */ | |
340 | dont_repeat (); | |
341 | ||
342 | if (dir == 0) | |
e2e0b3e5 | 343 | error_no_arg (_("new working directory")); |
d318976c FN |
344 | |
345 | dir = tilde_expand (dir); | |
b8c9b27d | 346 | make_cleanup (xfree, dir); |
d318976c FN |
347 | |
348 | if (chdir (dir) < 0) | |
349 | perror_with_name (dir); | |
350 | ||
c3690141 | 351 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
352 | /* There's too much mess with DOSish names like "d:", "d:.", |
353 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
354 | simply get the canonicalized name of the current directory. */ | |
355 | dir = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
356 | #endif | |
357 | ||
358 | len = strlen (dir); | |
fe4e3eb8 | 359 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
360 | { |
361 | /* Remove the trailing slash unless this is a root directory | |
362 | (including a drive letter on non-Unix systems). */ | |
363 | if (!(len == 1) /* "/" */ | |
c3690141 | 364 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 365 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
366 | #endif |
367 | ) | |
368 | len--; | |
369 | } | |
370 | ||
371 | dir = savestring (dir, len); | |
fe4e3eb8 | 372 | if (IS_ABSOLUTE_PATH (dir)) |
d318976c FN |
373 | current_directory = dir; |
374 | else | |
375 | { | |
fe4e3eb8 | 376 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
1754f103 | 377 | current_directory = concat (current_directory, dir, (char *)NULL); |
d318976c | 378 | else |
1754f103 MK |
379 | current_directory = concat (current_directory, SLASH_STRING, |
380 | dir, (char *)NULL); | |
b8c9b27d | 381 | xfree (dir); |
d318976c FN |
382 | } |
383 | ||
384 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
385 | ||
386 | found_real_path = 0; | |
387 | for (p = current_directory; *p;) | |
388 | { | |
fe4e3eb8 EZ |
389 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
390 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
d318976c | 391 | strcpy (p, p + 2); |
fe4e3eb8 EZ |
392 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
393 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
394 | { |
395 | if (found_real_path) | |
396 | { | |
397 | /* Search backwards for the directory just before the "/.." | |
398 | and obliterate it and the "/..". */ | |
399 | char *q = p; | |
fe4e3eb8 | 400 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
401 | --q; |
402 | ||
403 | if (q == current_directory) | |
404 | /* current_directory is | |
405 | a relative pathname ("can't happen"--leave it alone). */ | |
406 | ++p; | |
407 | else | |
408 | { | |
409 | strcpy (q - 1, p + 3); | |
410 | p = q - 1; | |
411 | } | |
412 | } | |
413 | else | |
414 | /* We are dealing with leading repetitions of "/..", for example | |
415 | "/../..", which is the Mach super-root. */ | |
416 | p += 3; | |
417 | } | |
418 | else | |
419 | { | |
420 | found_real_path = 1; | |
421 | ++p; | |
422 | } | |
423 | } | |
424 | ||
425 | forget_cached_source_info (); | |
426 | ||
427 | if (from_tty) | |
428 | pwd_command ((char *) 0, 1); | |
429 | } | |
430 | \f | |
431 | void | |
16026cd7 | 432 | source_script (char *file, int from_tty) |
d318976c FN |
433 | { |
434 | FILE *stream; | |
435 | struct cleanup *old_cleanups; | |
4b505b12 AS |
436 | char *full_pathname = NULL; |
437 | int fd; | |
d318976c | 438 | |
16026cd7 | 439 | if (file == NULL || *file == 0) |
d318976c | 440 | { |
16026cd7 | 441 | error (_("source command requires file name of file to source.")); |
d318976c FN |
442 | } |
443 | ||
444 | file = tilde_expand (file); | |
b8c9b27d | 445 | old_cleanups = make_cleanup (xfree, file); |
d318976c | 446 | |
4b505b12 AS |
447 | /* Search for and open 'file' on the search path used for source |
448 | files. Put the full location in 'full_pathname'. */ | |
449 | fd = openp (source_path, OPF_TRY_CWD_FIRST, | |
450 | file, O_RDONLY, 0, &full_pathname); | |
451 | ||
452 | /* Use the full path name, if it is found. */ | |
453 | if (full_pathname != NULL && fd != -1) | |
454 | { | |
455 | file = full_pathname; | |
456 | } | |
457 | ||
458 | if (fd == -1) | |
d318976c FN |
459 | { |
460 | if (from_tty) | |
461 | perror_with_name (file); | |
462 | else | |
463 | return; | |
464 | } | |
465 | ||
4b505b12 | 466 | stream = fdopen (fd, FOPEN_RT); |
d318976c FN |
467 | script_from_file (stream, file); |
468 | ||
469 | do_cleanups (old_cleanups); | |
470 | } | |
471 | ||
16026cd7 AS |
472 | /* Return the source_verbose global variable to its previous state |
473 | on exit from the source command, by whatever means. */ | |
474 | static void | |
475 | source_verbose_cleanup (void *old_value) | |
476 | { | |
477 | source_verbose = *(int *)old_value; | |
478 | xfree (old_value); | |
479 | } | |
480 | ||
481 | static void | |
482 | source_command (char *args, int from_tty) | |
483 | { | |
484 | struct cleanup *old_cleanups; | |
485 | char *file = args; | |
486 | int *old_source_verbose = xmalloc (sizeof(int)); | |
487 | ||
488 | *old_source_verbose = source_verbose; | |
489 | old_cleanups = make_cleanup (source_verbose_cleanup, old_source_verbose); | |
490 | ||
491 | /* -v causes the source command to run in verbose mode. | |
492 | We still have to be able to handle filenames with spaces in a | |
493 | backward compatible way, so buildargv is not appropriate. */ | |
494 | ||
495 | if (args) | |
496 | { | |
497 | /* Make sure leading white space does not break the comparisons. */ | |
498 | while (isspace(args[0])) | |
499 | args++; | |
500 | ||
501 | /* Is -v the first thing in the string? */ | |
502 | if (args[0] == '-' && args[1] == 'v' && isspace (args[2])) | |
503 | { | |
504 | source_verbose = 1; | |
505 | ||
506 | /* Trim -v and whitespace from the filename. */ | |
507 | file = &args[3]; | |
508 | while (isspace (file[0])) | |
509 | file++; | |
510 | } | |
511 | } | |
512 | ||
513 | return source_script (file, from_tty); | |
514 | } | |
515 | ||
516 | ||
d318976c FN |
517 | static void |
518 | echo_command (char *text, int from_tty) | |
519 | { | |
520 | char *p = text; | |
d5b5ac79 | 521 | int c; |
d318976c FN |
522 | |
523 | if (text) | |
524 | while ((c = *p++) != '\0') | |
525 | { | |
526 | if (c == '\\') | |
527 | { | |
528 | /* \ at end of argument is used after spaces | |
529 | so they won't be lost. */ | |
530 | if (*p == 0) | |
531 | return; | |
532 | ||
533 | c = parse_escape (&p); | |
534 | if (c >= 0) | |
535 | printf_filtered ("%c", c); | |
536 | } | |
537 | else | |
538 | printf_filtered ("%c", c); | |
539 | } | |
540 | ||
541 | /* Force this output to appear now. */ | |
542 | wrap_here (""); | |
543 | gdb_flush (gdb_stdout); | |
544 | } | |
545 | ||
d318976c FN |
546 | static void |
547 | shell_escape (char *arg, int from_tty) | |
548 | { | |
9b265ec2 MM |
549 | #if defined(CANT_FORK) || \ |
550 | (!defined(HAVE_WORKING_VFORK) && !defined(HAVE_WORKING_FORK)) | |
d318976c FN |
551 | /* If ARG is NULL, they want an inferior shell, but `system' just |
552 | reports if the shell is available when passed a NULL arg. */ | |
553 | int rc = system (arg ? arg : ""); | |
554 | ||
555 | if (!arg) | |
556 | arg = "inferior shell"; | |
557 | ||
558 | if (rc == -1) | |
559 | { | |
560 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, | |
561 | safe_strerror (errno)); | |
562 | gdb_flush (gdb_stderr); | |
563 | } | |
564 | else if (rc) | |
565 | { | |
566 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); | |
567 | gdb_flush (gdb_stderr); | |
568 | } | |
2584159e | 569 | #ifdef GLOBAL_CURDIR |
d318976c FN |
570 | /* Make sure to return to the directory GDB thinks it is, in case the |
571 | shell command we just ran changed it. */ | |
572 | chdir (current_directory); | |
573 | #endif | |
574 | #else /* Can fork. */ | |
575 | int rc, status, pid; | |
d318976c | 576 | |
325ed089 | 577 | if ((pid = vfork ()) == 0) |
d318976c | 578 | { |
30e94205 DJ |
579 | char *p, *user_shell; |
580 | ||
581 | if ((user_shell = (char *) getenv ("SHELL")) == NULL) | |
582 | user_shell = "/bin/sh"; | |
583 | ||
584 | /* Get the name of the shell for arg0 */ | |
585 | if ((p = strrchr (user_shell, '/')) == NULL) | |
586 | p = user_shell; | |
587 | else | |
588 | p++; /* Get past '/' */ | |
589 | ||
d318976c | 590 | if (!arg) |
36662fde | 591 | execl (user_shell, p, (char *) 0); |
d318976c | 592 | else |
36662fde | 593 | execl (user_shell, p, "-c", arg, (char *) 0); |
d318976c FN |
594 | |
595 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
596 | safe_strerror (errno)); | |
597 | gdb_flush (gdb_stderr); | |
598 | _exit (0177); | |
599 | } | |
600 | ||
601 | if (pid != -1) | |
602 | while ((rc = wait (&status)) != pid && rc != -1) | |
603 | ; | |
604 | else | |
8a3fe4f8 | 605 | error (_("Fork failed")); |
d318976c FN |
606 | #endif /* Can fork. */ |
607 | } | |
608 | ||
0378c332 FN |
609 | static void |
610 | edit_command (char *arg, int from_tty) | |
611 | { | |
612 | struct symtabs_and_lines sals; | |
613 | struct symtab_and_line sal; | |
614 | struct symbol *sym; | |
615 | char *arg1; | |
616 | int cmdlen, log10; | |
617 | unsigned m; | |
618 | char *editor; | |
a955ca71 | 619 | char *p, *fn; |
0378c332 FN |
620 | |
621 | /* Pull in the current default source line if necessary */ | |
622 | if (arg == 0) | |
53cb0458 FN |
623 | { |
624 | set_default_source_symtab_and_line (); | |
625 | sal = get_current_source_symtab_and_line (); | |
626 | } | |
0378c332 FN |
627 | |
628 | /* bare "edit" edits file with present line. */ | |
629 | ||
630 | if (arg == 0) | |
631 | { | |
632 | if (sal.symtab == 0) | |
8a3fe4f8 | 633 | error (_("No default source file yet.")); |
0378c332 FN |
634 | sal.line += get_lines_to_list () / 2; |
635 | } | |
636 | else | |
637 | { | |
638 | ||
639 | /* Now should only be one argument -- decode it in SAL */ | |
640 | ||
641 | arg1 = arg; | |
68219205 | 642 | sals = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 FN |
643 | |
644 | if (! sals.nelts) return; /* C++ */ | |
645 | if (sals.nelts > 1) { | |
646 | ambiguous_line_spec (&sals); | |
647 | xfree (sals.sals); | |
648 | return; | |
649 | } | |
650 | ||
651 | sal = sals.sals[0]; | |
652 | xfree (sals.sals); | |
653 | ||
654 | if (*arg1) | |
8a3fe4f8 | 655 | error (_("Junk at end of line specification.")); |
0378c332 FN |
656 | |
657 | /* if line was specified by address, | |
658 | first print exactly which line, and which file. | |
659 | In this case, sal.symtab == 0 means address is outside | |
660 | of all known source files, not that user failed to give a filename. */ | |
661 | if (*arg == '*') | |
662 | { | |
663 | if (sal.symtab == 0) | |
664 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
8a3fe4f8 | 665 | error (_("No source file for address %s."), |
bb599908 | 666 | hex_string ((unsigned long) sal.pc)); |
0378c332 FN |
667 | sym = find_pc_function (sal.pc); |
668 | if (sym) | |
669 | { | |
66bf4b3a | 670 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 | 671 | printf_filtered (" is in "); |
de5ad195 | 672 | fputs_filtered (SYMBOL_PRINT_NAME (sym), gdb_stdout); |
0378c332 FN |
673 | printf_filtered (" (%s:%d).\n", sal.symtab->filename, sal.line); |
674 | } | |
675 | else | |
676 | { | |
66bf4b3a | 677 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 FN |
678 | printf_filtered (" is at %s:%d.\n", |
679 | sal.symtab->filename, sal.line); | |
680 | } | |
681 | } | |
682 | ||
683 | /* If what was given does not imply a symtab, it must be an undebuggable | |
684 | symbol which means no source code. */ | |
685 | ||
686 | if (sal.symtab == 0) | |
8a3fe4f8 | 687 | error (_("No line number known for %s."), arg); |
0378c332 FN |
688 | } |
689 | ||
690 | if ((editor = (char *) getenv ("EDITOR")) == NULL) | |
691 | editor = "/bin/ex"; | |
a955ca71 | 692 | |
0378c332 FN |
693 | /* Approximate base-10 log of line to 1 unit for digit count */ |
694 | for(log10=32, m=0x80000000; !(sal.line & m) && log10>0; log10--, m=m>>1); | |
695 | log10 = 1 + (int)((log10 + (0 == ((m-1) & sal.line)))/3.32192809); | |
696 | ||
a955ca71 EZ |
697 | /* If we don't already know the full absolute file name of the |
698 | source file, find it now. */ | |
699 | if (!sal.symtab->fullname) | |
700 | { | |
701 | fn = symtab_to_fullname (sal.symtab); | |
702 | if (!fn) | |
703 | fn = "unknown"; | |
704 | } | |
705 | else | |
706 | fn = sal.symtab->fullname; | |
0378c332 | 707 | |
a955ca71 EZ |
708 | /* Quote the file name, in case it has whitespace or other special |
709 | characters. */ | |
710 | p = xstrprintf ("%s +%d \"%s\"", editor, sal.line, fn); | |
711 | shell_escape(p, from_tty); | |
0378c332 FN |
712 | xfree(p); |
713 | } | |
714 | ||
715 | static void | |
716 | list_command (char *arg, int from_tty) | |
717 | { | |
718 | struct symtabs_and_lines sals, sals_end; | |
245c7f48 DJ |
719 | struct symtab_and_line sal = { 0 }; |
720 | struct symtab_and_line sal_end = { 0 }; | |
721 | struct symtab_and_line cursal = { 0 }; | |
0378c332 FN |
722 | struct symbol *sym; |
723 | char *arg1; | |
724 | int no_end = 1; | |
725 | int dummy_end = 0; | |
726 | int dummy_beg = 0; | |
727 | int linenum_beg = 0; | |
728 | char *p; | |
729 | ||
730 | /* Pull in the current default source line if necessary */ | |
731 | if (arg == 0 || arg[0] == '+' || arg[0] == '-') | |
53cb0458 FN |
732 | { |
733 | set_default_source_symtab_and_line (); | |
734 | cursal = get_current_source_symtab_and_line (); | |
735 | } | |
0378c332 FN |
736 | |
737 | /* "l" or "l +" lists next ten lines. */ | |
738 | ||
6314a349 | 739 | if (arg == 0 || strcmp (arg, "+") == 0) |
0378c332 FN |
740 | { |
741 | print_source_lines (cursal.symtab, cursal.line, | |
742 | cursal.line + get_lines_to_list (), 0); | |
743 | return; | |
744 | } | |
745 | ||
746 | /* "l -" lists previous ten lines, the ones before the ten just listed. */ | |
6314a349 | 747 | if (strcmp (arg, "-") == 0) |
0378c332 FN |
748 | { |
749 | print_source_lines (cursal.symtab, | |
750 | max (get_first_line_listed () - get_lines_to_list (), 1), | |
751 | get_first_line_listed (), 0); | |
752 | return; | |
753 | } | |
754 | ||
755 | /* Now if there is only one argument, decode it in SAL | |
756 | and set NO_END. | |
757 | If there are two arguments, decode them in SAL and SAL_END | |
758 | and clear NO_END; however, if one of the arguments is blank, | |
759 | set DUMMY_BEG or DUMMY_END to record that fact. */ | |
760 | ||
761 | if (!have_full_symbols () && !have_partial_symbols ()) | |
8a3fe4f8 | 762 | error (_("No symbol table is loaded. Use the \"file\" command.")); |
0378c332 FN |
763 | |
764 | arg1 = arg; | |
765 | if (*arg1 == ',') | |
766 | dummy_beg = 1; | |
767 | else | |
768 | { | |
68219205 | 769 | sals = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 FN |
770 | |
771 | if (!sals.nelts) | |
772 | return; /* C++ */ | |
773 | if (sals.nelts > 1) | |
774 | { | |
775 | ambiguous_line_spec (&sals); | |
776 | xfree (sals.sals); | |
777 | return; | |
778 | } | |
779 | ||
780 | sal = sals.sals[0]; | |
781 | xfree (sals.sals); | |
782 | } | |
783 | ||
784 | /* Record whether the BEG arg is all digits. */ | |
785 | ||
786 | for (p = arg; p != arg1 && *p >= '0' && *p <= '9'; p++); | |
787 | linenum_beg = (p == arg1); | |
788 | ||
789 | while (*arg1 == ' ' || *arg1 == '\t') | |
790 | arg1++; | |
791 | if (*arg1 == ',') | |
792 | { | |
793 | no_end = 0; | |
794 | arg1++; | |
795 | while (*arg1 == ' ' || *arg1 == '\t') | |
796 | arg1++; | |
797 | if (*arg1 == 0) | |
798 | dummy_end = 1; | |
799 | else | |
800 | { | |
801 | if (dummy_beg) | |
68219205 | 802 | sals_end = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 | 803 | else |
68219205 | 804 | sals_end = decode_line_1 (&arg1, 0, sal.symtab, sal.line, 0, 0); |
0378c332 FN |
805 | if (sals_end.nelts == 0) |
806 | return; | |
807 | if (sals_end.nelts > 1) | |
808 | { | |
809 | ambiguous_line_spec (&sals_end); | |
810 | xfree (sals_end.sals); | |
811 | return; | |
812 | } | |
813 | sal_end = sals_end.sals[0]; | |
814 | xfree (sals_end.sals); | |
815 | } | |
816 | } | |
817 | ||
818 | if (*arg1) | |
8a3fe4f8 | 819 | error (_("Junk at end of line specification.")); |
0378c332 FN |
820 | |
821 | if (!no_end && !dummy_beg && !dummy_end | |
822 | && sal.symtab != sal_end.symtab) | |
8a3fe4f8 | 823 | error (_("Specified start and end are in different files.")); |
0378c332 | 824 | if (dummy_beg && dummy_end) |
8a3fe4f8 | 825 | error (_("Two empty args do not say what lines to list.")); |
0378c332 FN |
826 | |
827 | /* if line was specified by address, | |
828 | first print exactly which line, and which file. | |
829 | In this case, sal.symtab == 0 means address is outside | |
830 | of all known source files, not that user failed to give a filename. */ | |
831 | if (*arg == '*') | |
832 | { | |
833 | if (sal.symtab == 0) | |
834 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
8a3fe4f8 | 835 | error (_("No source file for address %s."), |
bb599908 | 836 | hex_string ((unsigned long) sal.pc)); |
0378c332 FN |
837 | sym = find_pc_function (sal.pc); |
838 | if (sym) | |
839 | { | |
66bf4b3a | 840 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 | 841 | printf_filtered (" is in "); |
de5ad195 | 842 | fputs_filtered (SYMBOL_PRINT_NAME (sym), gdb_stdout); |
0378c332 FN |
843 | printf_filtered (" (%s:%d).\n", sal.symtab->filename, sal.line); |
844 | } | |
845 | else | |
846 | { | |
66bf4b3a | 847 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 FN |
848 | printf_filtered (" is at %s:%d.\n", |
849 | sal.symtab->filename, sal.line); | |
850 | } | |
851 | } | |
852 | ||
853 | /* If line was not specified by just a line number, | |
854 | and it does not imply a symtab, it must be an undebuggable symbol | |
855 | which means no source code. */ | |
856 | ||
857 | if (!linenum_beg && sal.symtab == 0) | |
8a3fe4f8 | 858 | error (_("No line number known for %s."), arg); |
0378c332 FN |
859 | |
860 | /* If this command is repeated with RET, | |
861 | turn it into the no-arg variant. */ | |
862 | ||
863 | if (from_tty) | |
864 | *arg = 0; | |
865 | ||
866 | if (dummy_beg && sal_end.symtab == 0) | |
8a3fe4f8 | 867 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
868 | if (dummy_beg) |
869 | print_source_lines (sal_end.symtab, | |
870 | max (sal_end.line - (get_lines_to_list () - 1), 1), | |
871 | sal_end.line + 1, 0); | |
872 | else if (sal.symtab == 0) | |
8a3fe4f8 | 873 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
874 | else if (no_end) |
875 | { | |
876 | int first_line = sal.line - get_lines_to_list () / 2; | |
877 | ||
878 | if (first_line < 1) first_line = 1; | |
879 | ||
880 | print_source_lines (sal.symtab, | |
881 | first_line, | |
882 | first_line + get_lines_to_list (), | |
883 | 0); | |
884 | } | |
885 | else | |
886 | print_source_lines (sal.symtab, sal.line, | |
887 | (dummy_end | |
888 | ? sal.line + get_lines_to_list () | |
889 | : sal_end.line + 1), | |
890 | 0); | |
891 | } | |
892 | ||
83c31e7d FN |
893 | /* Dump a specified section of assembly code. With no command line |
894 | arguments, this command will dump the assembly code for the | |
895 | function surrounding the pc value in the selected frame. With one | |
896 | argument, it will dump the assembly code surrounding that pc value. | |
897 | Two arguments are interpeted as bounds within which to dump | |
898 | assembly. */ | |
899 | ||
83c31e7d FN |
900 | static void |
901 | disassemble_command (char *arg, int from_tty) | |
902 | { | |
903 | CORE_ADDR low, high; | |
904 | char *name; | |
905 | CORE_ADDR pc, pc_masked; | |
906 | char *space_index; | |
907 | #if 0 | |
908 | asection *section; | |
909 | #endif | |
910 | ||
911 | name = NULL; | |
912 | if (!arg) | |
913 | { | |
6e7f8b9c | 914 | if (!deprecated_selected_frame) |
8a3fe4f8 | 915 | error (_("No frame selected.")); |
83c31e7d | 916 | |
6e7f8b9c | 917 | pc = get_frame_pc (deprecated_selected_frame); |
83c31e7d | 918 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
8a3fe4f8 | 919 | error (_("No function contains program counter for selected frame.")); |
83c31e7d | 920 | #if defined(TUI) |
021e7609 AC |
921 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
922 | `tui_version'. */ | |
22940a24 AC |
923 | if (tui_active) |
924 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
925 | low = tui_get_low_disassembly_address (low, pc); | |
83c31e7d | 926 | #endif |
782263ab | 927 | low += DEPRECATED_FUNCTION_START_OFFSET; |
83c31e7d FN |
928 | } |
929 | else if (!(space_index = (char *) strchr (arg, ' '))) | |
930 | { | |
931 | /* One argument. */ | |
932 | pc = parse_and_eval_address (arg); | |
933 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) | |
8a3fe4f8 | 934 | error (_("No function contains specified address.")); |
83c31e7d | 935 | #if defined(TUI) |
021e7609 AC |
936 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
937 | `tui_version'. */ | |
22940a24 AC |
938 | if (tui_active) |
939 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
940 | low = tui_get_low_disassembly_address (low, pc); | |
83c31e7d | 941 | #endif |
782263ab | 942 | low += DEPRECATED_FUNCTION_START_OFFSET; |
83c31e7d FN |
943 | } |
944 | else | |
945 | { | |
946 | /* Two arguments. */ | |
947 | *space_index = '\0'; | |
948 | low = parse_and_eval_address (arg); | |
949 | high = parse_and_eval_address (space_index + 1); | |
950 | } | |
951 | ||
952 | #if defined(TUI) | |
953 | if (!tui_is_window_visible (DISASSEM_WIN)) | |
954 | #endif | |
955 | { | |
956 | printf_filtered ("Dump of assembler code "); | |
957 | if (name != NULL) | |
958 | { | |
959 | printf_filtered ("for function %s:\n", name); | |
960 | } | |
961 | else | |
962 | { | |
963 | printf_filtered ("from "); | |
66bf4b3a | 964 | deprecated_print_address_numeric (low, 1, gdb_stdout); |
83c31e7d | 965 | printf_filtered (" to "); |
66bf4b3a | 966 | deprecated_print_address_numeric (high, 1, gdb_stdout); |
83c31e7d FN |
967 | printf_filtered (":\n"); |
968 | } | |
969 | ||
970 | /* Dump the specified range. */ | |
971 | gdb_disassembly (uiout, 0, 0, 0, -1, low, high); | |
972 | ||
973 | printf_filtered ("End of assembler dump.\n"); | |
974 | gdb_flush (gdb_stdout); | |
975 | } | |
976 | #if defined(TUI) | |
977 | else | |
978 | { | |
979 | tui_show_assembly (low); | |
980 | } | |
981 | #endif | |
982 | } | |
983 | ||
d318976c FN |
984 | static void |
985 | make_command (char *arg, int from_tty) | |
986 | { | |
987 | char *p; | |
988 | ||
989 | if (arg == 0) | |
990 | p = "make"; | |
991 | else | |
992 | { | |
993 | p = xmalloc (sizeof ("make ") + strlen (arg)); | |
994 | strcpy (p, "make "); | |
995 | strcpy (p + sizeof ("make ") - 1, arg); | |
996 | } | |
997 | ||
998 | shell_escape (p, from_tty); | |
999 | } | |
1000 | ||
d318976c FN |
1001 | static void |
1002 | show_user (char *args, int from_tty) | |
1003 | { | |
1004 | struct cmd_list_element *c; | |
1005 | extern struct cmd_list_element *cmdlist; | |
1006 | ||
1007 | if (args) | |
1008 | { | |
1009 | c = lookup_cmd (&args, cmdlist, "", 0, 1); | |
1010 | if (c->class != class_user) | |
8a3fe4f8 | 1011 | error (_("Not a user command.")); |
d318976c FN |
1012 | show_user_1 (c, gdb_stdout); |
1013 | } | |
1014 | else | |
1015 | { | |
1016 | for (c = cmdlist; c; c = c->next) | |
1017 | { | |
1018 | if (c->class == class_user) | |
1019 | show_user_1 (c, gdb_stdout); | |
1020 | } | |
1021 | } | |
1022 | } | |
1023 | ||
1024 | /* Search through names of commands and documentations for a certain | |
1025 | regular expression. | |
1026 | */ | |
1027 | void | |
1028 | apropos_command (char *searchstr, int from_tty) | |
1029 | { | |
1030 | extern struct cmd_list_element *cmdlist; /*This is the main command list*/ | |
1031 | regex_t pattern; | |
1032 | char *pattern_fastmap; | |
1033 | char errorbuffer[512]; | |
2e94c453 | 1034 | pattern_fastmap = xcalloc (256, sizeof (char)); |
d318976c | 1035 | if (searchstr == NULL) |
8a3fe4f8 | 1036 | error (_("REGEXP string is empty")); |
d318976c FN |
1037 | |
1038 | if (regcomp(&pattern,searchstr,REG_ICASE) == 0) | |
1039 | { | |
1040 | pattern.fastmap=pattern_fastmap; | |
1041 | re_compile_fastmap(&pattern); | |
1042 | apropos_cmd (gdb_stdout,cmdlist,&pattern,""); | |
1043 | } | |
1044 | else | |
1045 | { | |
1046 | regerror(regcomp(&pattern,searchstr,REG_ICASE),NULL,errorbuffer,512); | |
8a3fe4f8 | 1047 | error (_("Error in regular expression:%s"),errorbuffer); |
d318976c | 1048 | } |
2b5436af | 1049 | xfree (pattern_fastmap); |
d318976c FN |
1050 | } |
1051 | \f | |
0378c332 FN |
1052 | /* Print a list of files and line numbers which a user may choose from |
1053 | in order to list a function which was specified ambiguously (as with | |
1054 | `list classname::overloadedfuncname', for example). The vector in | |
1055 | SALS provides the filenames and line numbers. */ | |
1056 | ||
1057 | static void | |
1058 | ambiguous_line_spec (struct symtabs_and_lines *sals) | |
1059 | { | |
1060 | int i; | |
1061 | ||
1062 | for (i = 0; i < sals->nelts; ++i) | |
a3f17187 | 1063 | printf_filtered (_("file: \"%s\", line number: %d\n"), |
0378c332 FN |
1064 | sals->sals[i].symtab->filename, sals->sals[i].line); |
1065 | } | |
1066 | ||
d318976c FN |
1067 | static void |
1068 | set_debug (char *arg, int from_tty) | |
1069 | { | |
a3f17187 | 1070 | printf_unfiltered (_("\"set debug\" must be followed by the name of a print subcommand.\n")); |
d318976c FN |
1071 | help_list (setdebuglist, "set debug ", -1, gdb_stdout); |
1072 | } | |
1073 | ||
1074 | static void | |
1075 | show_debug (char *args, int from_tty) | |
1076 | { | |
1077 | cmd_show_list (showdebuglist, from_tty, ""); | |
1078 | } | |
1079 | ||
1080 | void | |
1081 | init_cmd_lists (void) | |
1082 | { | |
20f01a46 DH |
1083 | max_user_call_depth = 1024; |
1084 | ||
d318976c FN |
1085 | cmdlist = NULL; |
1086 | infolist = NULL; | |
1087 | enablelist = NULL; | |
1088 | disablelist = NULL; | |
1089 | togglelist = NULL; | |
1090 | stoplist = NULL; | |
1091 | deletelist = NULL; | |
1092 | enablebreaklist = NULL; | |
1093 | setlist = NULL; | |
1094 | unsetlist = NULL; | |
1095 | showlist = NULL; | |
1096 | sethistlist = NULL; | |
1097 | showhistlist = NULL; | |
1098 | unsethistlist = NULL; | |
1099 | maintenancelist = NULL; | |
1100 | maintenanceinfolist = NULL; | |
1101 | maintenanceprintlist = NULL; | |
1102 | setprintlist = NULL; | |
1103 | showprintlist = NULL; | |
1104 | setchecklist = NULL; | |
1105 | showchecklist = NULL; | |
1106 | } | |
1107 | ||
920d2a44 AC |
1108 | static void |
1109 | show_info_verbose (struct ui_file *file, int from_tty, | |
1110 | struct cmd_list_element *c, | |
1111 | const char *value) | |
1112 | { | |
1113 | if (info_verbose) | |
1114 | fprintf_filtered (file, _("\ | |
1115 | Verbose printing of informational messages is %s.\n"), value); | |
1116 | else | |
1117 | fprintf_filtered (file, _("Verbosity is %s.\n"), value); | |
1118 | } | |
1119 | ||
1120 | static void | |
1121 | show_history_expansion_p (struct ui_file *file, int from_tty, | |
1122 | struct cmd_list_element *c, const char *value) | |
1123 | { | |
1124 | fprintf_filtered (file, _("History expansion on command input is %s.\n"), | |
1125 | value); | |
1126 | } | |
1127 | ||
1128 | static void | |
1129 | show_baud_rate (struct ui_file *file, int from_tty, | |
1130 | struct cmd_list_element *c, const char *value) | |
1131 | { | |
1132 | fprintf_filtered (file, _("Baud rate for remote serial I/O is %s.\n"), | |
1133 | value); | |
1134 | } | |
1135 | ||
1136 | static void | |
1137 | show_remote_debug (struct ui_file *file, int from_tty, | |
1138 | struct cmd_list_element *c, const char *value) | |
1139 | { | |
1140 | fprintf_filtered (file, _("Debugging of remote protocol is %s.\n"), | |
1141 | value); | |
1142 | } | |
1143 | ||
1144 | static void | |
1145 | show_remote_timeout (struct ui_file *file, int from_tty, | |
1146 | struct cmd_list_element *c, const char *value) | |
1147 | { | |
1148 | fprintf_filtered (file, _("\ | |
1149 | Timeout limit to wait for target to respond is %s.\n"), | |
1150 | value); | |
1151 | } | |
1152 | ||
1153 | static void | |
1154 | show_max_user_call_depth (struct ui_file *file, int from_tty, | |
1155 | struct cmd_list_element *c, const char *value) | |
1156 | { | |
1157 | fprintf_filtered (file, _("\ | |
1158 | The max call depth for user-defined commands is %s.\n"), | |
1159 | value); | |
1160 | } | |
1161 | ||
d318976c FN |
1162 | \f |
1163 | void | |
1164 | init_cli_cmds (void) | |
1165 | { | |
1166 | struct cmd_list_element *c; | |
eaae3919 | 1167 | char *source_help_text; |
d318976c FN |
1168 | |
1169 | /* Define the classes of commands. | |
1170 | They will appear in the help list in the reverse of this order. */ | |
1171 | ||
1a966eab AC |
1172 | add_cmd ("internals", class_maintenance, NULL, _("\ |
1173 | Maintenance commands.\n\ | |
d318976c FN |
1174 | Some gdb commands are provided just for use by gdb maintainers.\n\ |
1175 | These commands are subject to frequent change, and may not be as\n\ | |
1a966eab | 1176 | well documented as user commands."), |
d318976c | 1177 | &cmdlist); |
1a966eab AC |
1178 | add_cmd ("obscure", class_obscure, NULL, _("Obscure features."), &cmdlist); |
1179 | add_cmd ("aliases", class_alias, NULL, _("Aliases of other commands."), &cmdlist); | |
1180 | add_cmd ("user-defined", class_user, NULL, _("\ | |
1181 | User-defined commands.\n\ | |
d318976c | 1182 | The commands in this class are those defined by the user.\n\ |
1a966eab AC |
1183 | Use the \"define\" command to define a command."), &cmdlist); |
1184 | add_cmd ("support", class_support, NULL, _("Support facilities."), &cmdlist); | |
d318976c | 1185 | if (!dbx_commands) |
1a966eab AC |
1186 | add_cmd ("status", class_info, NULL, _("Status inquiries."), &cmdlist); |
1187 | add_cmd ("files", class_files, NULL, _("Specifying and examining files."), | |
1188 | &cmdlist); | |
1189 | add_cmd ("breakpoints", class_breakpoint, NULL, | |
1190 | _("Making program stop at certain points."), &cmdlist); | |
1191 | add_cmd ("data", class_vars, NULL, _("Examining data."), &cmdlist); | |
1192 | add_cmd ("stack", class_stack, NULL, _("\ | |
1193 | Examining the stack.\n\ | |
d318976c FN |
1194 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ |
1195 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
1196 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
1197 | Variable lookups are done with respect to the selected frame.\n\ | |
1198 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
1a966eab | 1199 | The commands below can be used to select other frames by number or address."), |
d318976c | 1200 | &cmdlist); |
1a966eab | 1201 | add_cmd ("running", class_run, NULL, _("Running the program."), &cmdlist); |
d318976c FN |
1202 | |
1203 | /* Define general commands. */ | |
1204 | ||
1bedd215 AC |
1205 | add_com ("pwd", class_files, pwd_command, _("\ |
1206 | Print working directory. This is used for your program as well.")); | |
1a966eab AC |
1207 | c = add_cmd ("cd", class_files, cd_command, _("\ |
1208 | Set working directory to DIR for debugger and program being debugged.\n\ | |
d318976c | 1209 | The change does not take effect for the program being debugged\n\ |
1a966eab | 1210 | until the next time it is started."), &cmdlist); |
5ba2abeb | 1211 | set_cmd_completer (c, filename_completer); |
d318976c | 1212 | |
1bedd215 AC |
1213 | add_com ("echo", class_support, echo_command, _("\ |
1214 | Print a constant string. Give string as argument.\n\ | |
d318976c FN |
1215 | C escape sequences may be used in the argument.\n\ |
1216 | No newline is added at the end of the argument;\n\ | |
1217 | use \"\\n\" if you want a newline to be printed.\n\ | |
1218 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
1219 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
1bedd215 AC |
1220 | to be printed or after trailing whitespace.")); |
1221 | add_com ("document", class_support, document_command, _("\ | |
1222 | Document a user-defined command.\n\ | |
d318976c | 1223 | Give command name as argument. Give documentation on following lines.\n\ |
1bedd215 AC |
1224 | End with a line of just \"end\".")); |
1225 | add_com ("define", class_support, define_command, _("\ | |
1226 | Define a new command name. Command name is argument.\n\ | |
d318976c FN |
1227 | Definition appears on following lines, one command per line.\n\ |
1228 | End with a line of just \"end\".\n\ | |
1229 | Use the \"document\" command to give documentation for the new command.\n\ | |
1bedd215 | 1230 | Commands defined in this way may have up to ten arguments.")); |
d318976c | 1231 | |
eaae3919 | 1232 | source_help_text = xstrprintf (_("\ |
1a966eab | 1233 | Read commands from a file named FILE.\n\ |
16026cd7 AS |
1234 | Optional -v switch (before the filename) causes each command in\n\ |
1235 | FILE to be echoed as it is executed.\n\ | |
eaae3919 | 1236 | Note that the file \"%s\" is read automatically in this way\n\ |
16026cd7 | 1237 | when GDB is started."), gdbinit); |
eaae3919 EZ |
1238 | c = add_cmd ("source", class_support, source_command, |
1239 | source_help_text, &cmdlist); | |
5ba2abeb | 1240 | set_cmd_completer (c, filename_completer); |
d318976c | 1241 | |
1bedd215 AC |
1242 | add_com ("quit", class_support, quit_command, _("Exit gdb.")); |
1243 | c = add_com ("help", class_support, help_command, | |
1244 | _("Print list of commands.")); | |
5ba2abeb | 1245 | set_cmd_completer (c, command_completer); |
d318976c FN |
1246 | add_com_alias ("q", "quit", class_support, 1); |
1247 | add_com_alias ("h", "help", class_support, 1); | |
1248 | ||
5bf193a2 AC |
1249 | add_setshow_boolean_cmd ("verbose", class_support, &info_verbose, _("\ |
1250 | Set verbosity."), _("\ | |
1251 | Show verbosity."), NULL, | |
1252 | set_verbose, | |
920d2a44 | 1253 | show_info_verbose, |
5bf193a2 | 1254 | &setlist, &showlist); |
d318976c FN |
1255 | |
1256 | add_prefix_cmd ("history", class_support, set_history, | |
1bedd215 | 1257 | _("Generic command for setting command history parameters."), |
d318976c FN |
1258 | &sethistlist, "set history ", 0, &setlist); |
1259 | add_prefix_cmd ("history", class_support, show_history, | |
1bedd215 | 1260 | _("Generic command for showing command history parameters."), |
d318976c FN |
1261 | &showhistlist, "show history ", 0, &showlist); |
1262 | ||
5bf193a2 AC |
1263 | add_setshow_boolean_cmd ("expansion", no_class, &history_expansion_p, _("\ |
1264 | Set history expansion on command input."), _("\ | |
1265 | Show history expansion on command input."), _("\ | |
1266 | Without an argument, history expansion is enabled."), | |
1267 | NULL, | |
920d2a44 | 1268 | show_history_expansion_p, |
5bf193a2 | 1269 | &sethistlist, &showhistlist); |
d318976c | 1270 | |
1bedd215 AC |
1271 | add_prefix_cmd ("info", class_info, info_command, _("\ |
1272 | Generic command for showing things about the program being debugged."), | |
d318976c FN |
1273 | &infolist, "info ", 0, &cmdlist); |
1274 | add_com_alias ("i", "info", class_info, 1); | |
1275 | ||
1276 | add_com ("complete", class_obscure, complete_command, | |
1bedd215 | 1277 | _("List the completions for the rest of the line as a command.")); |
d318976c FN |
1278 | |
1279 | add_prefix_cmd ("show", class_info, show_command, | |
1bedd215 | 1280 | _("Generic command for showing things about the debugger."), |
d318976c FN |
1281 | &showlist, "show ", 0, &cmdlist); |
1282 | /* Another way to get at the same thing. */ | |
1bedd215 | 1283 | add_info ("set", show_command, _("Show all GDB settings.")); |
d318976c | 1284 | |
1a966eab AC |
1285 | add_cmd ("commands", no_class, show_commands, _("\ |
1286 | Show the history of commands you typed.\n\ | |
d318976c | 1287 | You can supply a command number to start with, or a `+' to start after\n\ |
1a966eab | 1288 | the previous command number shown."), |
d318976c FN |
1289 | &showlist); |
1290 | ||
1291 | add_cmd ("version", no_class, show_version, | |
1a966eab | 1292 | _("Show what version of GDB this is."), &showlist); |
d318976c | 1293 | |
1bedd215 AC |
1294 | add_com ("while", class_support, while_command, _("\ |
1295 | Execute nested commands WHILE the conditional expression is non zero.\n\ | |
d318976c FN |
1296 | The conditional expression must follow the word `while' and must in turn be\n\ |
1297 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1bedd215 | 1298 | and should be terminated by the word `end'.")); |
d318976c | 1299 | |
1bedd215 AC |
1300 | add_com ("if", class_support, if_command, _("\ |
1301 | Execute nested commands once IF the conditional expression is non zero.\n\ | |
d318976c FN |
1302 | The conditional expression must follow the word `if' and must in turn be\n\ |
1303 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1304 | and should be terminated by the word 'else' or `end'. If an else clause\n\ | |
1bedd215 | 1305 | is used, the same rules apply to its nested commands as to the first ones.")); |
d318976c FN |
1306 | |
1307 | /* If target is open when baud changes, it doesn't take effect until the | |
1308 | next open (I think, not sure). */ | |
85c07804 AC |
1309 | add_setshow_zinteger_cmd ("remotebaud", no_class, &baud_rate, _("\ |
1310 | Set baud rate for remote serial I/O."), _("\ | |
1311 | Show baud rate for remote serial I/O."), _("\ | |
d318976c | 1312 | This value is used to set the speed of the serial port when debugging\n\ |
85c07804 AC |
1313 | using remote targets."), |
1314 | NULL, | |
920d2a44 | 1315 | show_baud_rate, |
85c07804 AC |
1316 | &setlist, &showlist); |
1317 | ||
1318 | add_setshow_zinteger_cmd ("remote", no_class, &remote_debug, _("\ | |
1319 | Set debugging of remote protocol."), _("\ | |
1320 | Show debugging of remote protocol."), _("\ | |
d318976c | 1321 | When enabled, each packet sent or received with the remote target\n\ |
85c07804 AC |
1322 | is displayed."), |
1323 | NULL, | |
920d2a44 | 1324 | show_remote_debug, |
85c07804 | 1325 | &setdebuglist, &showdebuglist); |
d318976c | 1326 | |
c0d88b1b AC |
1327 | add_setshow_integer_cmd ("remotetimeout", no_class, &remote_timeout, _("\ |
1328 | Set timeout limit to wait for target to respond."), _("\ | |
1329 | Show timeout limit to wait for target to respond."), _("\ | |
d318976c | 1330 | This value is used to set the time limit for gdb to wait for a response\n\ |
c0d88b1b AC |
1331 | from the target."), |
1332 | NULL, | |
920d2a44 | 1333 | show_remote_timeout, |
c0d88b1b | 1334 | &setlist, &showlist); |
d318976c FN |
1335 | |
1336 | add_prefix_cmd ("debug", no_class, set_debug, | |
1bedd215 | 1337 | _("Generic command for setting gdb debugging flags"), |
d318976c FN |
1338 | &setdebuglist, "set debug ", 0, &setlist); |
1339 | ||
1340 | add_prefix_cmd ("debug", no_class, show_debug, | |
1bedd215 | 1341 | _("Generic command for showing gdb debugging flags"), |
d318976c FN |
1342 | &showdebuglist, "show debug ", 0, &showlist); |
1343 | ||
1bedd215 AC |
1344 | c = add_com ("shell", class_support, shell_escape, _("\ |
1345 | Execute the rest of the line as a shell command.\n\ | |
1346 | With no arguments, run an inferior shell.")); | |
5ba2abeb | 1347 | set_cmd_completer (c, filename_completer); |
d318976c | 1348 | |
1bedd215 AC |
1349 | c = add_com ("edit", class_files, edit_command, _("\ |
1350 | Edit specified file or function.\n\ | |
0378c332 | 1351 | With no argument, edits file containing most recent line listed.\n\ |
0378c332 FN |
1352 | Editing targets can be specified in these ways:\n\ |
1353 | FILE:LINENUM, to edit at that line in that file,\n\ | |
1354 | FUNCTION, to edit at the beginning of that function,\n\ | |
1355 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1356 | *ADDRESS, to edit at the line containing that address.\n\ | |
1bedd215 | 1357 | Uses EDITOR environment variable contents as editor (or ex as default).")); |
0378c332 FN |
1358 | |
1359 | c->completer = location_completer; | |
1360 | ||
1bedd215 AC |
1361 | add_com ("list", class_files, list_command, _("\ |
1362 | List specified function or line.\n\ | |
0378c332 FN |
1363 | With no argument, lists ten more lines after or around previous listing.\n\ |
1364 | \"list -\" lists the ten lines before a previous ten-line listing.\n\ | |
1365 | One argument specifies a line, and ten lines are listed around that line.\n\ | |
1366 | Two arguments with comma between specify starting and ending lines to list.\n\ | |
0378c332 FN |
1367 | Lines can be specified in these ways:\n\ |
1368 | LINENUM, to list around that line in current file,\n\ | |
1369 | FILE:LINENUM, to list around that line in that file,\n\ | |
1370 | FUNCTION, to list around beginning of that function,\n\ | |
1371 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1372 | *ADDRESS, to list around the line containing that address.\n\ | |
1bedd215 | 1373 | With two args if one is empty it stands for ten lines away from the other arg.")); |
0378c332 FN |
1374 | |
1375 | if (!xdb_commands) | |
1376 | add_com_alias ("l", "list", class_files, 1); | |
1377 | else | |
1378 | add_com_alias ("v", "list", class_files, 1); | |
1379 | ||
1380 | if (dbx_commands) | |
1381 | add_com_alias ("file", "list", class_files, 1); | |
1382 | ||
1bedd215 AC |
1383 | c = add_com ("disassemble", class_vars, disassemble_command, _("\ |
1384 | Disassemble a specified section of memory.\n\ | |
83c31e7d FN |
1385 | Default is the function surrounding the pc of the selected frame.\n\ |
1386 | With a single argument, the function surrounding that address is dumped.\n\ | |
1bedd215 | 1387 | Two arguments are taken as a range of memory to dump.")); |
83c31e7d FN |
1388 | set_cmd_completer (c, location_completer); |
1389 | if (xdb_commands) | |
1390 | add_com_alias ("va", "disassemble", class_xdb, 0); | |
0378c332 | 1391 | |
d318976c FN |
1392 | /* NOTE: cagney/2000-03-20: Being able to enter ``(gdb) !ls'' would |
1393 | be a really useful feature. Unfortunately, the below wont do | |
1394 | this. Instead it adds support for the form ``(gdb) ! ls'' | |
1395 | (i.e. the space is required). If the ``!'' command below is | |
1396 | added the complains about no ``!'' command would be replaced by | |
1397 | complains about how the ``!'' command is broken :-) */ | |
1398 | if (xdb_commands) | |
1399 | add_com_alias ("!", "shell", class_support, 0); | |
1400 | ||
1bedd215 AC |
1401 | c = add_com ("make", class_support, make_command, _("\ |
1402 | Run the ``make'' program using the rest of the line as arguments.")); | |
5ba2abeb | 1403 | set_cmd_completer (c, filename_completer); |
1a966eab AC |
1404 | add_cmd ("user", no_class, show_user, _("\ |
1405 | Show definitions of user defined commands.\n\ | |
d318976c | 1406 | Argument is the name of the user defined command.\n\ |
1a966eab | 1407 | With no argument, show definitions of all user defined commands."), &showlist); |
1bedd215 AC |
1408 | add_com ("apropos", class_support, apropos_command, |
1409 | _("Search for commands matching a REGEXP")); | |
20f01a46 | 1410 | |
c0d88b1b AC |
1411 | add_setshow_integer_cmd ("max-user-call-depth", no_class, |
1412 | &max_user_call_depth, _("\ | |
1413 | Set the max call depth for user-defined commands."), _("\ | |
1414 | Show the max call depth for user-defined commands."), NULL, | |
1415 | NULL, | |
920d2a44 | 1416 | show_max_user_call_depth, |
c0d88b1b | 1417 | &setlist, &showlist); |
16026cd7 AS |
1418 | |
1419 | add_setshow_boolean_cmd ("trace-commands", no_class, &trace_commands, _("\ | |
1420 | Set tracing of GDB CLI commands."), _("\ | |
1421 | Show state of GDB CLI command tracing."), _("\ | |
1422 | When 'on', each command is displayed as it is executed."), | |
1423 | NULL, | |
1424 | NULL, | |
1425 | &setlist, &showlist); | |
d318976c | 1426 | } |