Commit | Line | Data |
---|---|---|
d318976c | 1 | /* GDB CLI commands. |
8926118c | 2 | |
9b265ec2 | 3 | Copyright 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. |
d318976c FN |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | #include "defs.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" |
d318976c | 40 | |
d318976c | 41 | #include "ui-out.h" |
d318976c FN |
42 | |
43 | #include "top.h" | |
44 | #include "cli/cli-decode.h" | |
45 | #include "cli/cli-script.h" | |
46 | #include "cli/cli-setshow.h" | |
47 | #include "cli/cli-cmds.h" | |
48 | ||
6a83354a AC |
49 | #ifdef TUI |
50 | #include "tui/tui.h" /* For tui_active et.al. */ | |
51 | #endif | |
52 | ||
0378c332 | 53 | /* Prototypes for local command functions */ |
d318976c FN |
54 | |
55 | static void complete_command (char *, int); | |
56 | ||
57 | static void echo_command (char *, int); | |
58 | ||
59 | static void pwd_command (char *, int); | |
60 | ||
61 | static void show_version (char *, int); | |
62 | ||
d318976c FN |
63 | static void help_command (char *, int); |
64 | ||
65 | static void show_command (char *, int); | |
66 | ||
67 | static void info_command (char *, int); | |
68 | ||
69 | static void show_debug (char *, int); | |
70 | ||
71 | static void set_debug (char *, int); | |
72 | ||
73 | static void show_user (char *, int); | |
74 | ||
75 | static void make_command (char *, int); | |
76 | ||
77 | static void shell_escape (char *, int); | |
78 | ||
0378c332 FN |
79 | static void edit_command (char *, int); |
80 | ||
81 | static void list_command (char *, int); | |
82 | ||
d318976c | 83 | void apropos_command (char *, int); |
0378c332 FN |
84 | |
85 | /* Prototypes for local utility functions */ | |
86 | ||
87 | static void ambiguous_line_spec (struct symtabs_and_lines *); | |
d318976c | 88 | \f |
20f01a46 DH |
89 | /* Limit the call depth of user-defined commands */ |
90 | int max_user_call_depth; | |
91 | ||
d318976c FN |
92 | /* Define all cmd_list_elements. */ |
93 | ||
94 | /* Chain containing all defined commands. */ | |
95 | ||
96 | struct cmd_list_element *cmdlist; | |
97 | ||
98 | /* Chain containing all defined info subcommands. */ | |
99 | ||
100 | struct cmd_list_element *infolist; | |
101 | ||
102 | /* Chain containing all defined enable subcommands. */ | |
103 | ||
104 | struct cmd_list_element *enablelist; | |
105 | ||
106 | /* Chain containing all defined disable subcommands. */ | |
107 | ||
108 | struct cmd_list_element *disablelist; | |
109 | ||
110 | /* Chain containing all defined toggle subcommands. */ | |
111 | ||
112 | struct cmd_list_element *togglelist; | |
113 | ||
114 | /* Chain containing all defined stop subcommands. */ | |
115 | ||
116 | struct cmd_list_element *stoplist; | |
117 | ||
118 | /* Chain containing all defined delete subcommands. */ | |
119 | ||
120 | struct cmd_list_element *deletelist; | |
121 | ||
122 | /* Chain containing all defined "enable breakpoint" subcommands. */ | |
123 | ||
124 | struct cmd_list_element *enablebreaklist; | |
125 | ||
126 | /* Chain containing all defined set subcommands */ | |
127 | ||
128 | struct cmd_list_element *setlist; | |
129 | ||
130 | /* Chain containing all defined unset subcommands */ | |
131 | ||
132 | struct cmd_list_element *unsetlist; | |
133 | ||
134 | /* Chain containing all defined show subcommands. */ | |
135 | ||
136 | struct cmd_list_element *showlist; | |
137 | ||
138 | /* Chain containing all defined \"set history\". */ | |
139 | ||
140 | struct cmd_list_element *sethistlist; | |
141 | ||
142 | /* Chain containing all defined \"show history\". */ | |
143 | ||
144 | struct cmd_list_element *showhistlist; | |
145 | ||
146 | /* Chain containing all defined \"unset history\". */ | |
147 | ||
148 | struct cmd_list_element *unsethistlist; | |
149 | ||
150 | /* Chain containing all defined maintenance subcommands. */ | |
151 | ||
152 | struct cmd_list_element *maintenancelist; | |
153 | ||
154 | /* Chain containing all defined "maintenance info" subcommands. */ | |
155 | ||
156 | struct cmd_list_element *maintenanceinfolist; | |
157 | ||
158 | /* Chain containing all defined "maintenance print" subcommands. */ | |
159 | ||
160 | struct cmd_list_element *maintenanceprintlist; | |
161 | ||
162 | struct cmd_list_element *setprintlist; | |
163 | ||
164 | struct cmd_list_element *showprintlist; | |
165 | ||
166 | struct cmd_list_element *setdebuglist; | |
167 | ||
168 | struct cmd_list_element *showdebuglist; | |
169 | ||
170 | struct cmd_list_element *setchecklist; | |
171 | ||
172 | struct cmd_list_element *showchecklist; | |
173 | \f | |
174 | /* Utility used everywhere when at least one argument is needed and | |
175 | none is supplied. */ | |
176 | ||
177 | void | |
178 | error_no_arg (char *why) | |
179 | { | |
8a3fe4f8 | 180 | error (_("Argument required (%s)."), why); |
d318976c FN |
181 | } |
182 | ||
183 | /* The "info" command is defined as a prefix, with allow_unknown = 0. | |
184 | Therefore, its own definition is called only for "info" with no args. */ | |
185 | ||
d318976c FN |
186 | static void |
187 | info_command (char *arg, int from_tty) | |
188 | { | |
a3f17187 | 189 | printf_unfiltered (_("\"info\" must be followed by the name of an info command.\n")); |
d318976c FN |
190 | help_list (infolist, "info ", -1, gdb_stdout); |
191 | } | |
192 | ||
193 | /* The "show" command with no arguments shows all the settings. */ | |
194 | ||
d318976c FN |
195 | static void |
196 | show_command (char *arg, int from_tty) | |
197 | { | |
198 | cmd_show_list (showlist, from_tty, ""); | |
199 | } | |
200 | \f | |
201 | /* Provide documentation on command or list given by COMMAND. FROM_TTY | |
202 | is ignored. */ | |
203 | ||
d318976c FN |
204 | static void |
205 | help_command (char *command, int from_tty) | |
206 | { | |
207 | help_cmd (command, gdb_stdout); | |
208 | } | |
209 | \f | |
83d31a92 TT |
210 | /* String compare function for qsort. */ |
211 | static int | |
212 | compare_strings (const void *arg1, const void *arg2) | |
213 | { | |
214 | const char **s1 = (const char **) arg1; | |
215 | const char **s2 = (const char **) arg2; | |
216 | return strcmp (*s1, *s2); | |
217 | } | |
218 | ||
d318976c FN |
219 | /* The "complete" command is used by Emacs to implement completion. */ |
220 | ||
d318976c FN |
221 | static void |
222 | complete_command (char *arg, int from_tty) | |
223 | { | |
224 | int i; | |
225 | int argpoint; | |
d9b52655 | 226 | char **completions, *point, *arg_prefix; |
d318976c FN |
227 | |
228 | dont_repeat (); | |
229 | ||
230 | if (arg == NULL) | |
231 | arg = ""; | |
232 | argpoint = strlen (arg); | |
233 | ||
d9b52655 DJ |
234 | /* complete_line assumes that its first argument is somewhere within, |
235 | and except for filenames at the beginning of, the word to be completed. | |
236 | The following crude imitation of readline's word-breaking tries to | |
237 | accomodate this. */ | |
238 | point = arg + argpoint; | |
239 | while (point > arg) | |
240 | { | |
241 | if (strchr (rl_completer_word_break_characters, point[-1]) != 0) | |
242 | break; | |
243 | point--; | |
244 | } | |
245 | ||
246 | arg_prefix = alloca (point - arg + 1); | |
247 | memcpy (arg_prefix, arg, point - arg); | |
248 | arg_prefix[point - arg] = 0; | |
249 | ||
250 | completions = complete_line (point, arg, argpoint); | |
83d31a92 TT |
251 | |
252 | if (completions) | |
d318976c | 253 | { |
83d31a92 TT |
254 | int item, size; |
255 | ||
256 | for (size = 0; completions[size]; ++size) | |
257 | ; | |
258 | qsort (completions, size, sizeof (char *), compare_strings); | |
259 | ||
260 | /* We do extra processing here since we only want to print each | |
261 | unique item once. */ | |
262 | item = 0; | |
263 | while (item < size) | |
264 | { | |
265 | int next_item; | |
d9b52655 | 266 | printf_unfiltered ("%s%s\n", arg_prefix, completions[item]); |
83d31a92 TT |
267 | next_item = item + 1; |
268 | while (next_item < size | |
269 | && ! strcmp (completions[item], completions[next_item])) | |
270 | { | |
271 | xfree (completions[next_item]); | |
272 | ++next_item; | |
273 | } | |
274 | ||
275 | xfree (completions[item]); | |
276 | item = next_item; | |
277 | } | |
278 | ||
279 | xfree (completions); | |
d318976c FN |
280 | } |
281 | } | |
282 | ||
bbaca940 AC |
283 | int |
284 | is_complete_command (struct cmd_list_element *c) | |
d318976c | 285 | { |
bbaca940 | 286 | return cmd_cfunc_eq (c, complete_command); |
d318976c FN |
287 | } |
288 | ||
d318976c FN |
289 | static void |
290 | show_version (char *args, int from_tty) | |
291 | { | |
292 | immediate_quit++; | |
293 | print_gdb_version (gdb_stdout); | |
294 | printf_filtered ("\n"); | |
295 | immediate_quit--; | |
296 | } | |
297 | ||
298 | /* Handle the quit command. */ | |
299 | ||
300 | void | |
301 | quit_command (char *args, int from_tty) | |
302 | { | |
303 | if (!quit_confirm ()) | |
8a3fe4f8 | 304 | error (_("Not confirmed.")); |
d318976c FN |
305 | quit_force (args, from_tty); |
306 | } | |
307 | ||
d318976c FN |
308 | static void |
309 | pwd_command (char *args, int from_tty) | |
310 | { | |
311 | if (args) | |
8a3fe4f8 | 312 | error (_("The \"pwd\" command does not take an argument: %s"), args); |
d318976c FN |
313 | getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); |
314 | ||
6314a349 | 315 | if (strcmp (gdb_dirbuf, current_directory) != 0) |
a3f17187 | 316 | printf_unfiltered (_("Working directory %s\n (canonically %s).\n"), |
d318976c FN |
317 | current_directory, gdb_dirbuf); |
318 | else | |
a3f17187 | 319 | printf_unfiltered (_("Working directory %s.\n"), current_directory); |
d318976c FN |
320 | } |
321 | ||
322 | void | |
323 | cd_command (char *dir, int from_tty) | |
324 | { | |
325 | int len; | |
326 | /* Found something other than leading repetitions of "/..". */ | |
327 | int found_real_path; | |
328 | char *p; | |
329 | ||
330 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
331 | repeat might be useful but is more likely to be a mistake. */ | |
332 | dont_repeat (); | |
333 | ||
334 | if (dir == 0) | |
e2e0b3e5 | 335 | error_no_arg (_("new working directory")); |
d318976c FN |
336 | |
337 | dir = tilde_expand (dir); | |
b8c9b27d | 338 | make_cleanup (xfree, dir); |
d318976c FN |
339 | |
340 | if (chdir (dir) < 0) | |
341 | perror_with_name (dir); | |
342 | ||
c3690141 | 343 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
344 | /* There's too much mess with DOSish names like "d:", "d:.", |
345 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
346 | simply get the canonicalized name of the current directory. */ | |
347 | dir = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
348 | #endif | |
349 | ||
350 | len = strlen (dir); | |
fe4e3eb8 | 351 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
352 | { |
353 | /* Remove the trailing slash unless this is a root directory | |
354 | (including a drive letter on non-Unix systems). */ | |
355 | if (!(len == 1) /* "/" */ | |
c3690141 | 356 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 357 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
358 | #endif |
359 | ) | |
360 | len--; | |
361 | } | |
362 | ||
363 | dir = savestring (dir, len); | |
fe4e3eb8 | 364 | if (IS_ABSOLUTE_PATH (dir)) |
d318976c FN |
365 | current_directory = dir; |
366 | else | |
367 | { | |
fe4e3eb8 | 368 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
d318976c FN |
369 | current_directory = concat (current_directory, dir, NULL); |
370 | else | |
371 | current_directory = concat (current_directory, SLASH_STRING, dir, NULL); | |
b8c9b27d | 372 | xfree (dir); |
d318976c FN |
373 | } |
374 | ||
375 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
376 | ||
377 | found_real_path = 0; | |
378 | for (p = current_directory; *p;) | |
379 | { | |
fe4e3eb8 EZ |
380 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
381 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
d318976c | 382 | strcpy (p, p + 2); |
fe4e3eb8 EZ |
383 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
384 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
385 | { |
386 | if (found_real_path) | |
387 | { | |
388 | /* Search backwards for the directory just before the "/.." | |
389 | and obliterate it and the "/..". */ | |
390 | char *q = p; | |
fe4e3eb8 | 391 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
392 | --q; |
393 | ||
394 | if (q == current_directory) | |
395 | /* current_directory is | |
396 | a relative pathname ("can't happen"--leave it alone). */ | |
397 | ++p; | |
398 | else | |
399 | { | |
400 | strcpy (q - 1, p + 3); | |
401 | p = q - 1; | |
402 | } | |
403 | } | |
404 | else | |
405 | /* We are dealing with leading repetitions of "/..", for example | |
406 | "/../..", which is the Mach super-root. */ | |
407 | p += 3; | |
408 | } | |
409 | else | |
410 | { | |
411 | found_real_path = 1; | |
412 | ++p; | |
413 | } | |
414 | } | |
415 | ||
416 | forget_cached_source_info (); | |
417 | ||
418 | if (from_tty) | |
419 | pwd_command ((char *) 0, 1); | |
420 | } | |
421 | \f | |
422 | void | |
423 | source_command (char *args, int from_tty) | |
424 | { | |
425 | FILE *stream; | |
426 | struct cleanup *old_cleanups; | |
427 | char *file = args; | |
428 | ||
429 | if (file == NULL) | |
430 | { | |
8a3fe4f8 | 431 | error (_("source command requires pathname of file to source.")); |
d318976c FN |
432 | } |
433 | ||
434 | file = tilde_expand (file); | |
b8c9b27d | 435 | old_cleanups = make_cleanup (xfree, file); |
d318976c FN |
436 | |
437 | stream = fopen (file, FOPEN_RT); | |
438 | if (!stream) | |
439 | { | |
440 | if (from_tty) | |
441 | perror_with_name (file); | |
442 | else | |
443 | return; | |
444 | } | |
445 | ||
446 | script_from_file (stream, file); | |
447 | ||
448 | do_cleanups (old_cleanups); | |
449 | } | |
450 | ||
d318976c FN |
451 | static void |
452 | echo_command (char *text, int from_tty) | |
453 | { | |
454 | char *p = text; | |
d5b5ac79 | 455 | int c; |
d318976c FN |
456 | |
457 | if (text) | |
458 | while ((c = *p++) != '\0') | |
459 | { | |
460 | if (c == '\\') | |
461 | { | |
462 | /* \ at end of argument is used after spaces | |
463 | so they won't be lost. */ | |
464 | if (*p == 0) | |
465 | return; | |
466 | ||
467 | c = parse_escape (&p); | |
468 | if (c >= 0) | |
469 | printf_filtered ("%c", c); | |
470 | } | |
471 | else | |
472 | printf_filtered ("%c", c); | |
473 | } | |
474 | ||
475 | /* Force this output to appear now. */ | |
476 | wrap_here (""); | |
477 | gdb_flush (gdb_stdout); | |
478 | } | |
479 | ||
d318976c FN |
480 | static void |
481 | shell_escape (char *arg, int from_tty) | |
482 | { | |
9b265ec2 MM |
483 | #if defined(CANT_FORK) || \ |
484 | (!defined(HAVE_WORKING_VFORK) && !defined(HAVE_WORKING_FORK)) | |
d318976c FN |
485 | /* If ARG is NULL, they want an inferior shell, but `system' just |
486 | reports if the shell is available when passed a NULL arg. */ | |
487 | int rc = system (arg ? arg : ""); | |
488 | ||
489 | if (!arg) | |
490 | arg = "inferior shell"; | |
491 | ||
492 | if (rc == -1) | |
493 | { | |
494 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, | |
495 | safe_strerror (errno)); | |
496 | gdb_flush (gdb_stderr); | |
497 | } | |
498 | else if (rc) | |
499 | { | |
500 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); | |
501 | gdb_flush (gdb_stderr); | |
502 | } | |
2584159e | 503 | #ifdef GLOBAL_CURDIR |
d318976c FN |
504 | /* Make sure to return to the directory GDB thinks it is, in case the |
505 | shell command we just ran changed it. */ | |
506 | chdir (current_directory); | |
507 | #endif | |
508 | #else /* Can fork. */ | |
509 | int rc, status, pid; | |
d318976c | 510 | |
325ed089 | 511 | if ((pid = vfork ()) == 0) |
d318976c | 512 | { |
30e94205 DJ |
513 | char *p, *user_shell; |
514 | ||
515 | if ((user_shell = (char *) getenv ("SHELL")) == NULL) | |
516 | user_shell = "/bin/sh"; | |
517 | ||
518 | /* Get the name of the shell for arg0 */ | |
519 | if ((p = strrchr (user_shell, '/')) == NULL) | |
520 | p = user_shell; | |
521 | else | |
522 | p++; /* Get past '/' */ | |
523 | ||
d318976c | 524 | if (!arg) |
36662fde | 525 | execl (user_shell, p, (char *) 0); |
d318976c | 526 | else |
36662fde | 527 | execl (user_shell, p, "-c", arg, (char *) 0); |
d318976c FN |
528 | |
529 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
530 | safe_strerror (errno)); | |
531 | gdb_flush (gdb_stderr); | |
532 | _exit (0177); | |
533 | } | |
534 | ||
535 | if (pid != -1) | |
536 | while ((rc = wait (&status)) != pid && rc != -1) | |
537 | ; | |
538 | else | |
8a3fe4f8 | 539 | error (_("Fork failed")); |
d318976c FN |
540 | #endif /* Can fork. */ |
541 | } | |
542 | ||
0378c332 FN |
543 | static void |
544 | edit_command (char *arg, int from_tty) | |
545 | { | |
546 | struct symtabs_and_lines sals; | |
547 | struct symtab_and_line sal; | |
548 | struct symbol *sym; | |
549 | char *arg1; | |
550 | int cmdlen, log10; | |
551 | unsigned m; | |
552 | char *editor; | |
a955ca71 | 553 | char *p, *fn; |
0378c332 FN |
554 | |
555 | /* Pull in the current default source line if necessary */ | |
556 | if (arg == 0) | |
53cb0458 FN |
557 | { |
558 | set_default_source_symtab_and_line (); | |
559 | sal = get_current_source_symtab_and_line (); | |
560 | } | |
0378c332 FN |
561 | |
562 | /* bare "edit" edits file with present line. */ | |
563 | ||
564 | if (arg == 0) | |
565 | { | |
566 | if (sal.symtab == 0) | |
8a3fe4f8 | 567 | error (_("No default source file yet.")); |
0378c332 FN |
568 | sal.line += get_lines_to_list () / 2; |
569 | } | |
570 | else | |
571 | { | |
572 | ||
573 | /* Now should only be one argument -- decode it in SAL */ | |
574 | ||
575 | arg1 = arg; | |
68219205 | 576 | sals = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 FN |
577 | |
578 | if (! sals.nelts) return; /* C++ */ | |
579 | if (sals.nelts > 1) { | |
580 | ambiguous_line_spec (&sals); | |
581 | xfree (sals.sals); | |
582 | return; | |
583 | } | |
584 | ||
585 | sal = sals.sals[0]; | |
586 | xfree (sals.sals); | |
587 | ||
588 | if (*arg1) | |
8a3fe4f8 | 589 | error (_("Junk at end of line specification.")); |
0378c332 FN |
590 | |
591 | /* if line was specified by address, | |
592 | first print exactly which line, and which file. | |
593 | In this case, sal.symtab == 0 means address is outside | |
594 | of all known source files, not that user failed to give a filename. */ | |
595 | if (*arg == '*') | |
596 | { | |
597 | if (sal.symtab == 0) | |
598 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
8a3fe4f8 | 599 | error (_("No source file for address %s."), |
bb599908 | 600 | hex_string ((unsigned long) sal.pc)); |
0378c332 FN |
601 | sym = find_pc_function (sal.pc); |
602 | if (sym) | |
603 | { | |
66bf4b3a | 604 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 | 605 | printf_filtered (" is in "); |
de5ad195 | 606 | fputs_filtered (SYMBOL_PRINT_NAME (sym), gdb_stdout); |
0378c332 FN |
607 | printf_filtered (" (%s:%d).\n", sal.symtab->filename, sal.line); |
608 | } | |
609 | else | |
610 | { | |
66bf4b3a | 611 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 FN |
612 | printf_filtered (" is at %s:%d.\n", |
613 | sal.symtab->filename, sal.line); | |
614 | } | |
615 | } | |
616 | ||
617 | /* If what was given does not imply a symtab, it must be an undebuggable | |
618 | symbol which means no source code. */ | |
619 | ||
620 | if (sal.symtab == 0) | |
8a3fe4f8 | 621 | error (_("No line number known for %s."), arg); |
0378c332 FN |
622 | } |
623 | ||
624 | if ((editor = (char *) getenv ("EDITOR")) == NULL) | |
625 | editor = "/bin/ex"; | |
a955ca71 | 626 | |
0378c332 FN |
627 | /* Approximate base-10 log of line to 1 unit for digit count */ |
628 | for(log10=32, m=0x80000000; !(sal.line & m) && log10>0; log10--, m=m>>1); | |
629 | log10 = 1 + (int)((log10 + (0 == ((m-1) & sal.line)))/3.32192809); | |
630 | ||
a955ca71 EZ |
631 | /* If we don't already know the full absolute file name of the |
632 | source file, find it now. */ | |
633 | if (!sal.symtab->fullname) | |
634 | { | |
635 | fn = symtab_to_fullname (sal.symtab); | |
636 | if (!fn) | |
637 | fn = "unknown"; | |
638 | } | |
639 | else | |
640 | fn = sal.symtab->fullname; | |
0378c332 | 641 | |
a955ca71 EZ |
642 | /* Quote the file name, in case it has whitespace or other special |
643 | characters. */ | |
644 | p = xstrprintf ("%s +%d \"%s\"", editor, sal.line, fn); | |
645 | shell_escape(p, from_tty); | |
0378c332 FN |
646 | xfree(p); |
647 | } | |
648 | ||
649 | static void | |
650 | list_command (char *arg, int from_tty) | |
651 | { | |
652 | struct symtabs_and_lines sals, sals_end; | |
c68a6671 AC |
653 | struct symtab_and_line sal = { }; |
654 | struct symtab_and_line sal_end = { }; | |
655 | struct symtab_and_line cursal = { }; | |
0378c332 FN |
656 | struct symbol *sym; |
657 | char *arg1; | |
658 | int no_end = 1; | |
659 | int dummy_end = 0; | |
660 | int dummy_beg = 0; | |
661 | int linenum_beg = 0; | |
662 | char *p; | |
663 | ||
664 | /* Pull in the current default source line if necessary */ | |
665 | if (arg == 0 || arg[0] == '+' || arg[0] == '-') | |
53cb0458 FN |
666 | { |
667 | set_default_source_symtab_and_line (); | |
668 | cursal = get_current_source_symtab_and_line (); | |
669 | } | |
0378c332 FN |
670 | |
671 | /* "l" or "l +" lists next ten lines. */ | |
672 | ||
6314a349 | 673 | if (arg == 0 || strcmp (arg, "+") == 0) |
0378c332 FN |
674 | { |
675 | print_source_lines (cursal.symtab, cursal.line, | |
676 | cursal.line + get_lines_to_list (), 0); | |
677 | return; | |
678 | } | |
679 | ||
680 | /* "l -" lists previous ten lines, the ones before the ten just listed. */ | |
6314a349 | 681 | if (strcmp (arg, "-") == 0) |
0378c332 FN |
682 | { |
683 | print_source_lines (cursal.symtab, | |
684 | max (get_first_line_listed () - get_lines_to_list (), 1), | |
685 | get_first_line_listed (), 0); | |
686 | return; | |
687 | } | |
688 | ||
689 | /* Now if there is only one argument, decode it in SAL | |
690 | and set NO_END. | |
691 | If there are two arguments, decode them in SAL and SAL_END | |
692 | and clear NO_END; however, if one of the arguments is blank, | |
693 | set DUMMY_BEG or DUMMY_END to record that fact. */ | |
694 | ||
695 | if (!have_full_symbols () && !have_partial_symbols ()) | |
8a3fe4f8 | 696 | error (_("No symbol table is loaded. Use the \"file\" command.")); |
0378c332 FN |
697 | |
698 | arg1 = arg; | |
699 | if (*arg1 == ',') | |
700 | dummy_beg = 1; | |
701 | else | |
702 | { | |
68219205 | 703 | sals = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 FN |
704 | |
705 | if (!sals.nelts) | |
706 | return; /* C++ */ | |
707 | if (sals.nelts > 1) | |
708 | { | |
709 | ambiguous_line_spec (&sals); | |
710 | xfree (sals.sals); | |
711 | return; | |
712 | } | |
713 | ||
714 | sal = sals.sals[0]; | |
715 | xfree (sals.sals); | |
716 | } | |
717 | ||
718 | /* Record whether the BEG arg is all digits. */ | |
719 | ||
720 | for (p = arg; p != arg1 && *p >= '0' && *p <= '9'; p++); | |
721 | linenum_beg = (p == arg1); | |
722 | ||
723 | while (*arg1 == ' ' || *arg1 == '\t') | |
724 | arg1++; | |
725 | if (*arg1 == ',') | |
726 | { | |
727 | no_end = 0; | |
728 | arg1++; | |
729 | while (*arg1 == ' ' || *arg1 == '\t') | |
730 | arg1++; | |
731 | if (*arg1 == 0) | |
732 | dummy_end = 1; | |
733 | else | |
734 | { | |
735 | if (dummy_beg) | |
68219205 | 736 | sals_end = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 | 737 | else |
68219205 | 738 | sals_end = decode_line_1 (&arg1, 0, sal.symtab, sal.line, 0, 0); |
0378c332 FN |
739 | if (sals_end.nelts == 0) |
740 | return; | |
741 | if (sals_end.nelts > 1) | |
742 | { | |
743 | ambiguous_line_spec (&sals_end); | |
744 | xfree (sals_end.sals); | |
745 | return; | |
746 | } | |
747 | sal_end = sals_end.sals[0]; | |
748 | xfree (sals_end.sals); | |
749 | } | |
750 | } | |
751 | ||
752 | if (*arg1) | |
8a3fe4f8 | 753 | error (_("Junk at end of line specification.")); |
0378c332 FN |
754 | |
755 | if (!no_end && !dummy_beg && !dummy_end | |
756 | && sal.symtab != sal_end.symtab) | |
8a3fe4f8 | 757 | error (_("Specified start and end are in different files.")); |
0378c332 | 758 | if (dummy_beg && dummy_end) |
8a3fe4f8 | 759 | error (_("Two empty args do not say what lines to list.")); |
0378c332 FN |
760 | |
761 | /* if line was specified by address, | |
762 | first print exactly which line, and which file. | |
763 | In this case, sal.symtab == 0 means address is outside | |
764 | of all known source files, not that user failed to give a filename. */ | |
765 | if (*arg == '*') | |
766 | { | |
767 | if (sal.symtab == 0) | |
768 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
8a3fe4f8 | 769 | error (_("No source file for address %s."), |
bb599908 | 770 | hex_string ((unsigned long) sal.pc)); |
0378c332 FN |
771 | sym = find_pc_function (sal.pc); |
772 | if (sym) | |
773 | { | |
66bf4b3a | 774 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 | 775 | printf_filtered (" is in "); |
de5ad195 | 776 | fputs_filtered (SYMBOL_PRINT_NAME (sym), gdb_stdout); |
0378c332 FN |
777 | printf_filtered (" (%s:%d).\n", sal.symtab->filename, sal.line); |
778 | } | |
779 | else | |
780 | { | |
66bf4b3a | 781 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 FN |
782 | printf_filtered (" is at %s:%d.\n", |
783 | sal.symtab->filename, sal.line); | |
784 | } | |
785 | } | |
786 | ||
787 | /* If line was not specified by just a line number, | |
788 | and it does not imply a symtab, it must be an undebuggable symbol | |
789 | which means no source code. */ | |
790 | ||
791 | if (!linenum_beg && sal.symtab == 0) | |
8a3fe4f8 | 792 | error (_("No line number known for %s."), arg); |
0378c332 FN |
793 | |
794 | /* If this command is repeated with RET, | |
795 | turn it into the no-arg variant. */ | |
796 | ||
797 | if (from_tty) | |
798 | *arg = 0; | |
799 | ||
800 | if (dummy_beg && sal_end.symtab == 0) | |
8a3fe4f8 | 801 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
802 | if (dummy_beg) |
803 | print_source_lines (sal_end.symtab, | |
804 | max (sal_end.line - (get_lines_to_list () - 1), 1), | |
805 | sal_end.line + 1, 0); | |
806 | else if (sal.symtab == 0) | |
8a3fe4f8 | 807 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
808 | else if (no_end) |
809 | { | |
810 | int first_line = sal.line - get_lines_to_list () / 2; | |
811 | ||
812 | if (first_line < 1) first_line = 1; | |
813 | ||
814 | print_source_lines (sal.symtab, | |
815 | first_line, | |
816 | first_line + get_lines_to_list (), | |
817 | 0); | |
818 | } | |
819 | else | |
820 | print_source_lines (sal.symtab, sal.line, | |
821 | (dummy_end | |
822 | ? sal.line + get_lines_to_list () | |
823 | : sal_end.line + 1), | |
824 | 0); | |
825 | } | |
826 | ||
83c31e7d FN |
827 | /* Dump a specified section of assembly code. With no command line |
828 | arguments, this command will dump the assembly code for the | |
829 | function surrounding the pc value in the selected frame. With one | |
830 | argument, it will dump the assembly code surrounding that pc value. | |
831 | Two arguments are interpeted as bounds within which to dump | |
832 | assembly. */ | |
833 | ||
83c31e7d FN |
834 | static void |
835 | disassemble_command (char *arg, int from_tty) | |
836 | { | |
837 | CORE_ADDR low, high; | |
838 | char *name; | |
839 | CORE_ADDR pc, pc_masked; | |
840 | char *space_index; | |
841 | #if 0 | |
842 | asection *section; | |
843 | #endif | |
844 | ||
845 | name = NULL; | |
846 | if (!arg) | |
847 | { | |
6e7f8b9c | 848 | if (!deprecated_selected_frame) |
8a3fe4f8 | 849 | error (_("No frame selected.")); |
83c31e7d | 850 | |
6e7f8b9c | 851 | pc = get_frame_pc (deprecated_selected_frame); |
83c31e7d | 852 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
8a3fe4f8 | 853 | error (_("No function contains program counter for selected frame.")); |
83c31e7d | 854 | #if defined(TUI) |
021e7609 AC |
855 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
856 | `tui_version'. */ | |
22940a24 AC |
857 | if (tui_active) |
858 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
859 | low = tui_get_low_disassembly_address (low, pc); | |
83c31e7d | 860 | #endif |
782263ab | 861 | low += DEPRECATED_FUNCTION_START_OFFSET; |
83c31e7d FN |
862 | } |
863 | else if (!(space_index = (char *) strchr (arg, ' '))) | |
864 | { | |
865 | /* One argument. */ | |
866 | pc = parse_and_eval_address (arg); | |
867 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) | |
8a3fe4f8 | 868 | error (_("No function contains specified address.")); |
83c31e7d | 869 | #if defined(TUI) |
021e7609 AC |
870 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
871 | `tui_version'. */ | |
22940a24 AC |
872 | if (tui_active) |
873 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
874 | low = tui_get_low_disassembly_address (low, pc); | |
83c31e7d | 875 | #endif |
782263ab | 876 | low += DEPRECATED_FUNCTION_START_OFFSET; |
83c31e7d FN |
877 | } |
878 | else | |
879 | { | |
880 | /* Two arguments. */ | |
881 | *space_index = '\0'; | |
882 | low = parse_and_eval_address (arg); | |
883 | high = parse_and_eval_address (space_index + 1); | |
884 | } | |
885 | ||
886 | #if defined(TUI) | |
887 | if (!tui_is_window_visible (DISASSEM_WIN)) | |
888 | #endif | |
889 | { | |
890 | printf_filtered ("Dump of assembler code "); | |
891 | if (name != NULL) | |
892 | { | |
893 | printf_filtered ("for function %s:\n", name); | |
894 | } | |
895 | else | |
896 | { | |
897 | printf_filtered ("from "); | |
66bf4b3a | 898 | deprecated_print_address_numeric (low, 1, gdb_stdout); |
83c31e7d | 899 | printf_filtered (" to "); |
66bf4b3a | 900 | deprecated_print_address_numeric (high, 1, gdb_stdout); |
83c31e7d FN |
901 | printf_filtered (":\n"); |
902 | } | |
903 | ||
904 | /* Dump the specified range. */ | |
905 | gdb_disassembly (uiout, 0, 0, 0, -1, low, high); | |
906 | ||
907 | printf_filtered ("End of assembler dump.\n"); | |
908 | gdb_flush (gdb_stdout); | |
909 | } | |
910 | #if defined(TUI) | |
911 | else | |
912 | { | |
913 | tui_show_assembly (low); | |
914 | } | |
915 | #endif | |
916 | } | |
917 | ||
d318976c FN |
918 | static void |
919 | make_command (char *arg, int from_tty) | |
920 | { | |
921 | char *p; | |
922 | ||
923 | if (arg == 0) | |
924 | p = "make"; | |
925 | else | |
926 | { | |
927 | p = xmalloc (sizeof ("make ") + strlen (arg)); | |
928 | strcpy (p, "make "); | |
929 | strcpy (p + sizeof ("make ") - 1, arg); | |
930 | } | |
931 | ||
932 | shell_escape (p, from_tty); | |
933 | } | |
934 | ||
d318976c FN |
935 | static void |
936 | show_user (char *args, int from_tty) | |
937 | { | |
938 | struct cmd_list_element *c; | |
939 | extern struct cmd_list_element *cmdlist; | |
940 | ||
941 | if (args) | |
942 | { | |
943 | c = lookup_cmd (&args, cmdlist, "", 0, 1); | |
944 | if (c->class != class_user) | |
8a3fe4f8 | 945 | error (_("Not a user command.")); |
d318976c FN |
946 | show_user_1 (c, gdb_stdout); |
947 | } | |
948 | else | |
949 | { | |
950 | for (c = cmdlist; c; c = c->next) | |
951 | { | |
952 | if (c->class == class_user) | |
953 | show_user_1 (c, gdb_stdout); | |
954 | } | |
955 | } | |
956 | } | |
957 | ||
958 | /* Search through names of commands and documentations for a certain | |
959 | regular expression. | |
960 | */ | |
961 | void | |
962 | apropos_command (char *searchstr, int from_tty) | |
963 | { | |
964 | extern struct cmd_list_element *cmdlist; /*This is the main command list*/ | |
965 | regex_t pattern; | |
966 | char *pattern_fastmap; | |
967 | char errorbuffer[512]; | |
2e94c453 | 968 | pattern_fastmap = xcalloc (256, sizeof (char)); |
d318976c | 969 | if (searchstr == NULL) |
8a3fe4f8 | 970 | error (_("REGEXP string is empty")); |
d318976c FN |
971 | |
972 | if (regcomp(&pattern,searchstr,REG_ICASE) == 0) | |
973 | { | |
974 | pattern.fastmap=pattern_fastmap; | |
975 | re_compile_fastmap(&pattern); | |
976 | apropos_cmd (gdb_stdout,cmdlist,&pattern,""); | |
977 | } | |
978 | else | |
979 | { | |
980 | regerror(regcomp(&pattern,searchstr,REG_ICASE),NULL,errorbuffer,512); | |
8a3fe4f8 | 981 | error (_("Error in regular expression:%s"),errorbuffer); |
d318976c | 982 | } |
2b5436af | 983 | xfree (pattern_fastmap); |
d318976c FN |
984 | } |
985 | \f | |
0378c332 FN |
986 | /* Print a list of files and line numbers which a user may choose from |
987 | in order to list a function which was specified ambiguously (as with | |
988 | `list classname::overloadedfuncname', for example). The vector in | |
989 | SALS provides the filenames and line numbers. */ | |
990 | ||
991 | static void | |
992 | ambiguous_line_spec (struct symtabs_and_lines *sals) | |
993 | { | |
994 | int i; | |
995 | ||
996 | for (i = 0; i < sals->nelts; ++i) | |
a3f17187 | 997 | printf_filtered (_("file: \"%s\", line number: %d\n"), |
0378c332 FN |
998 | sals->sals[i].symtab->filename, sals->sals[i].line); |
999 | } | |
1000 | ||
d318976c FN |
1001 | static void |
1002 | set_debug (char *arg, int from_tty) | |
1003 | { | |
a3f17187 | 1004 | printf_unfiltered (_("\"set debug\" must be followed by the name of a print subcommand.\n")); |
d318976c FN |
1005 | help_list (setdebuglist, "set debug ", -1, gdb_stdout); |
1006 | } | |
1007 | ||
1008 | static void | |
1009 | show_debug (char *args, int from_tty) | |
1010 | { | |
1011 | cmd_show_list (showdebuglist, from_tty, ""); | |
1012 | } | |
1013 | ||
1014 | void | |
1015 | init_cmd_lists (void) | |
1016 | { | |
20f01a46 DH |
1017 | max_user_call_depth = 1024; |
1018 | ||
d318976c FN |
1019 | cmdlist = NULL; |
1020 | infolist = NULL; | |
1021 | enablelist = NULL; | |
1022 | disablelist = NULL; | |
1023 | togglelist = NULL; | |
1024 | stoplist = NULL; | |
1025 | deletelist = NULL; | |
1026 | enablebreaklist = NULL; | |
1027 | setlist = NULL; | |
1028 | unsetlist = NULL; | |
1029 | showlist = NULL; | |
1030 | sethistlist = NULL; | |
1031 | showhistlist = NULL; | |
1032 | unsethistlist = NULL; | |
1033 | maintenancelist = NULL; | |
1034 | maintenanceinfolist = NULL; | |
1035 | maintenanceprintlist = NULL; | |
1036 | setprintlist = NULL; | |
1037 | showprintlist = NULL; | |
1038 | setchecklist = NULL; | |
1039 | showchecklist = NULL; | |
1040 | } | |
1041 | ||
920d2a44 AC |
1042 | static void |
1043 | show_info_verbose (struct ui_file *file, int from_tty, | |
1044 | struct cmd_list_element *c, | |
1045 | const char *value) | |
1046 | { | |
1047 | if (info_verbose) | |
1048 | fprintf_filtered (file, _("\ | |
1049 | Verbose printing of informational messages is %s.\n"), value); | |
1050 | else | |
1051 | fprintf_filtered (file, _("Verbosity is %s.\n"), value); | |
1052 | } | |
1053 | ||
1054 | static void | |
1055 | show_history_expansion_p (struct ui_file *file, int from_tty, | |
1056 | struct cmd_list_element *c, const char *value) | |
1057 | { | |
1058 | fprintf_filtered (file, _("History expansion on command input is %s.\n"), | |
1059 | value); | |
1060 | } | |
1061 | ||
1062 | static void | |
1063 | show_baud_rate (struct ui_file *file, int from_tty, | |
1064 | struct cmd_list_element *c, const char *value) | |
1065 | { | |
1066 | fprintf_filtered (file, _("Baud rate for remote serial I/O is %s.\n"), | |
1067 | value); | |
1068 | } | |
1069 | ||
1070 | static void | |
1071 | show_remote_debug (struct ui_file *file, int from_tty, | |
1072 | struct cmd_list_element *c, const char *value) | |
1073 | { | |
1074 | fprintf_filtered (file, _("Debugging of remote protocol is %s.\n"), | |
1075 | value); | |
1076 | } | |
1077 | ||
1078 | static void | |
1079 | show_remote_timeout (struct ui_file *file, int from_tty, | |
1080 | struct cmd_list_element *c, const char *value) | |
1081 | { | |
1082 | fprintf_filtered (file, _("\ | |
1083 | Timeout limit to wait for target to respond is %s.\n"), | |
1084 | value); | |
1085 | } | |
1086 | ||
1087 | static void | |
1088 | show_max_user_call_depth (struct ui_file *file, int from_tty, | |
1089 | struct cmd_list_element *c, const char *value) | |
1090 | { | |
1091 | fprintf_filtered (file, _("\ | |
1092 | The max call depth for user-defined commands is %s.\n"), | |
1093 | value); | |
1094 | } | |
1095 | ||
d318976c FN |
1096 | \f |
1097 | void | |
1098 | init_cli_cmds (void) | |
1099 | { | |
1100 | struct cmd_list_element *c; | |
eaae3919 | 1101 | char *source_help_text; |
d318976c FN |
1102 | |
1103 | /* Define the classes of commands. | |
1104 | They will appear in the help list in the reverse of this order. */ | |
1105 | ||
1a966eab AC |
1106 | add_cmd ("internals", class_maintenance, NULL, _("\ |
1107 | Maintenance commands.\n\ | |
d318976c FN |
1108 | Some gdb commands are provided just for use by gdb maintainers.\n\ |
1109 | These commands are subject to frequent change, and may not be as\n\ | |
1a966eab | 1110 | well documented as user commands."), |
d318976c | 1111 | &cmdlist); |
1a966eab AC |
1112 | add_cmd ("obscure", class_obscure, NULL, _("Obscure features."), &cmdlist); |
1113 | add_cmd ("aliases", class_alias, NULL, _("Aliases of other commands."), &cmdlist); | |
1114 | add_cmd ("user-defined", class_user, NULL, _("\ | |
1115 | User-defined commands.\n\ | |
d318976c | 1116 | The commands in this class are those defined by the user.\n\ |
1a966eab AC |
1117 | Use the \"define\" command to define a command."), &cmdlist); |
1118 | add_cmd ("support", class_support, NULL, _("Support facilities."), &cmdlist); | |
d318976c | 1119 | if (!dbx_commands) |
1a966eab AC |
1120 | add_cmd ("status", class_info, NULL, _("Status inquiries."), &cmdlist); |
1121 | add_cmd ("files", class_files, NULL, _("Specifying and examining files."), | |
1122 | &cmdlist); | |
1123 | add_cmd ("breakpoints", class_breakpoint, NULL, | |
1124 | _("Making program stop at certain points."), &cmdlist); | |
1125 | add_cmd ("data", class_vars, NULL, _("Examining data."), &cmdlist); | |
1126 | add_cmd ("stack", class_stack, NULL, _("\ | |
1127 | Examining the stack.\n\ | |
d318976c FN |
1128 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ |
1129 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
1130 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
1131 | Variable lookups are done with respect to the selected frame.\n\ | |
1132 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
1a966eab | 1133 | The commands below can be used to select other frames by number or address."), |
d318976c | 1134 | &cmdlist); |
1a966eab | 1135 | add_cmd ("running", class_run, NULL, _("Running the program."), &cmdlist); |
d318976c FN |
1136 | |
1137 | /* Define general commands. */ | |
1138 | ||
1bedd215 AC |
1139 | add_com ("pwd", class_files, pwd_command, _("\ |
1140 | Print working directory. This is used for your program as well.")); | |
1a966eab AC |
1141 | c = add_cmd ("cd", class_files, cd_command, _("\ |
1142 | Set working directory to DIR for debugger and program being debugged.\n\ | |
d318976c | 1143 | The change does not take effect for the program being debugged\n\ |
1a966eab | 1144 | until the next time it is started."), &cmdlist); |
5ba2abeb | 1145 | set_cmd_completer (c, filename_completer); |
d318976c | 1146 | |
1bedd215 AC |
1147 | add_com ("echo", class_support, echo_command, _("\ |
1148 | Print a constant string. Give string as argument.\n\ | |
d318976c FN |
1149 | C escape sequences may be used in the argument.\n\ |
1150 | No newline is added at the end of the argument;\n\ | |
1151 | use \"\\n\" if you want a newline to be printed.\n\ | |
1152 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
1153 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
1bedd215 AC |
1154 | to be printed or after trailing whitespace.")); |
1155 | add_com ("document", class_support, document_command, _("\ | |
1156 | Document a user-defined command.\n\ | |
d318976c | 1157 | Give command name as argument. Give documentation on following lines.\n\ |
1bedd215 AC |
1158 | End with a line of just \"end\".")); |
1159 | add_com ("define", class_support, define_command, _("\ | |
1160 | Define a new command name. Command name is argument.\n\ | |
d318976c FN |
1161 | Definition appears on following lines, one command per line.\n\ |
1162 | End with a line of just \"end\".\n\ | |
1163 | Use the \"document\" command to give documentation for the new command.\n\ | |
1bedd215 | 1164 | Commands defined in this way may have up to ten arguments.")); |
d318976c | 1165 | |
eaae3919 | 1166 | source_help_text = xstrprintf (_("\ |
1a966eab | 1167 | Read commands from a file named FILE.\n\ |
eaae3919 EZ |
1168 | Note that the file \"%s\" is read automatically in this way\n\ |
1169 | when gdb is started."), gdbinit); | |
1170 | c = add_cmd ("source", class_support, source_command, | |
1171 | source_help_text, &cmdlist); | |
5ba2abeb | 1172 | set_cmd_completer (c, filename_completer); |
d318976c | 1173 | |
1bedd215 AC |
1174 | add_com ("quit", class_support, quit_command, _("Exit gdb.")); |
1175 | c = add_com ("help", class_support, help_command, | |
1176 | _("Print list of commands.")); | |
5ba2abeb | 1177 | set_cmd_completer (c, command_completer); |
d318976c FN |
1178 | add_com_alias ("q", "quit", class_support, 1); |
1179 | add_com_alias ("h", "help", class_support, 1); | |
1180 | ||
5bf193a2 AC |
1181 | add_setshow_boolean_cmd ("verbose", class_support, &info_verbose, _("\ |
1182 | Set verbosity."), _("\ | |
1183 | Show verbosity."), NULL, | |
1184 | set_verbose, | |
920d2a44 | 1185 | show_info_verbose, |
5bf193a2 | 1186 | &setlist, &showlist); |
d318976c FN |
1187 | |
1188 | add_prefix_cmd ("history", class_support, set_history, | |
1bedd215 | 1189 | _("Generic command for setting command history parameters."), |
d318976c FN |
1190 | &sethistlist, "set history ", 0, &setlist); |
1191 | add_prefix_cmd ("history", class_support, show_history, | |
1bedd215 | 1192 | _("Generic command for showing command history parameters."), |
d318976c FN |
1193 | &showhistlist, "show history ", 0, &showlist); |
1194 | ||
5bf193a2 AC |
1195 | add_setshow_boolean_cmd ("expansion", no_class, &history_expansion_p, _("\ |
1196 | Set history expansion on command input."), _("\ | |
1197 | Show history expansion on command input."), _("\ | |
1198 | Without an argument, history expansion is enabled."), | |
1199 | NULL, | |
920d2a44 | 1200 | show_history_expansion_p, |
5bf193a2 | 1201 | &sethistlist, &showhistlist); |
d318976c | 1202 | |
1bedd215 AC |
1203 | add_prefix_cmd ("info", class_info, info_command, _("\ |
1204 | Generic command for showing things about the program being debugged."), | |
d318976c FN |
1205 | &infolist, "info ", 0, &cmdlist); |
1206 | add_com_alias ("i", "info", class_info, 1); | |
1207 | ||
1208 | add_com ("complete", class_obscure, complete_command, | |
1bedd215 | 1209 | _("List the completions for the rest of the line as a command.")); |
d318976c FN |
1210 | |
1211 | add_prefix_cmd ("show", class_info, show_command, | |
1bedd215 | 1212 | _("Generic command for showing things about the debugger."), |
d318976c FN |
1213 | &showlist, "show ", 0, &cmdlist); |
1214 | /* Another way to get at the same thing. */ | |
1bedd215 | 1215 | add_info ("set", show_command, _("Show all GDB settings.")); |
d318976c | 1216 | |
1a966eab AC |
1217 | add_cmd ("commands", no_class, show_commands, _("\ |
1218 | Show the history of commands you typed.\n\ | |
d318976c | 1219 | You can supply a command number to start with, or a `+' to start after\n\ |
1a966eab | 1220 | the previous command number shown."), |
d318976c FN |
1221 | &showlist); |
1222 | ||
1223 | add_cmd ("version", no_class, show_version, | |
1a966eab | 1224 | _("Show what version of GDB this is."), &showlist); |
d318976c | 1225 | |
1bedd215 AC |
1226 | add_com ("while", class_support, while_command, _("\ |
1227 | Execute nested commands WHILE the conditional expression is non zero.\n\ | |
d318976c FN |
1228 | The conditional expression must follow the word `while' and must in turn be\n\ |
1229 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1bedd215 | 1230 | and should be terminated by the word `end'.")); |
d318976c | 1231 | |
1bedd215 AC |
1232 | add_com ("if", class_support, if_command, _("\ |
1233 | Execute nested commands once IF the conditional expression is non zero.\n\ | |
d318976c FN |
1234 | The conditional expression must follow the word `if' and must in turn be\n\ |
1235 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1236 | and should be terminated by the word 'else' or `end'. If an else clause\n\ | |
1bedd215 | 1237 | is used, the same rules apply to its nested commands as to the first ones.")); |
d318976c FN |
1238 | |
1239 | /* If target is open when baud changes, it doesn't take effect until the | |
1240 | next open (I think, not sure). */ | |
85c07804 AC |
1241 | add_setshow_zinteger_cmd ("remotebaud", no_class, &baud_rate, _("\ |
1242 | Set baud rate for remote serial I/O."), _("\ | |
1243 | Show baud rate for remote serial I/O."), _("\ | |
d318976c | 1244 | This value is used to set the speed of the serial port when debugging\n\ |
85c07804 AC |
1245 | using remote targets."), |
1246 | NULL, | |
920d2a44 | 1247 | show_baud_rate, |
85c07804 AC |
1248 | &setlist, &showlist); |
1249 | ||
1250 | add_setshow_zinteger_cmd ("remote", no_class, &remote_debug, _("\ | |
1251 | Set debugging of remote protocol."), _("\ | |
1252 | Show debugging of remote protocol."), _("\ | |
d318976c | 1253 | When enabled, each packet sent or received with the remote target\n\ |
85c07804 AC |
1254 | is displayed."), |
1255 | NULL, | |
920d2a44 | 1256 | show_remote_debug, |
85c07804 | 1257 | &setdebuglist, &showdebuglist); |
d318976c | 1258 | |
c0d88b1b AC |
1259 | add_setshow_integer_cmd ("remotetimeout", no_class, &remote_timeout, _("\ |
1260 | Set timeout limit to wait for target to respond."), _("\ | |
1261 | Show timeout limit to wait for target to respond."), _("\ | |
d318976c | 1262 | This value is used to set the time limit for gdb to wait for a response\n\ |
c0d88b1b AC |
1263 | from the target."), |
1264 | NULL, | |
920d2a44 | 1265 | show_remote_timeout, |
c0d88b1b | 1266 | &setlist, &showlist); |
d318976c FN |
1267 | |
1268 | add_prefix_cmd ("debug", no_class, set_debug, | |
1bedd215 | 1269 | _("Generic command for setting gdb debugging flags"), |
d318976c FN |
1270 | &setdebuglist, "set debug ", 0, &setlist); |
1271 | ||
1272 | add_prefix_cmd ("debug", no_class, show_debug, | |
1bedd215 | 1273 | _("Generic command for showing gdb debugging flags"), |
d318976c FN |
1274 | &showdebuglist, "show debug ", 0, &showlist); |
1275 | ||
1bedd215 AC |
1276 | c = add_com ("shell", class_support, shell_escape, _("\ |
1277 | Execute the rest of the line as a shell command.\n\ | |
1278 | With no arguments, run an inferior shell.")); | |
5ba2abeb | 1279 | set_cmd_completer (c, filename_completer); |
d318976c | 1280 | |
1bedd215 AC |
1281 | c = add_com ("edit", class_files, edit_command, _("\ |
1282 | Edit specified file or function.\n\ | |
0378c332 | 1283 | With no argument, edits file containing most recent line listed.\n\ |
0378c332 FN |
1284 | Editing targets can be specified in these ways:\n\ |
1285 | FILE:LINENUM, to edit at that line in that file,\n\ | |
1286 | FUNCTION, to edit at the beginning of that function,\n\ | |
1287 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1288 | *ADDRESS, to edit at the line containing that address.\n\ | |
1bedd215 | 1289 | Uses EDITOR environment variable contents as editor (or ex as default).")); |
0378c332 FN |
1290 | |
1291 | c->completer = location_completer; | |
1292 | ||
1bedd215 AC |
1293 | add_com ("list", class_files, list_command, _("\ |
1294 | List specified function or line.\n\ | |
0378c332 FN |
1295 | With no argument, lists ten more lines after or around previous listing.\n\ |
1296 | \"list -\" lists the ten lines before a previous ten-line listing.\n\ | |
1297 | One argument specifies a line, and ten lines are listed around that line.\n\ | |
1298 | Two arguments with comma between specify starting and ending lines to list.\n\ | |
0378c332 FN |
1299 | Lines can be specified in these ways:\n\ |
1300 | LINENUM, to list around that line in current file,\n\ | |
1301 | FILE:LINENUM, to list around that line in that file,\n\ | |
1302 | FUNCTION, to list around beginning of that function,\n\ | |
1303 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1304 | *ADDRESS, to list around the line containing that address.\n\ | |
1bedd215 | 1305 | With two args if one is empty it stands for ten lines away from the other arg.")); |
0378c332 FN |
1306 | |
1307 | if (!xdb_commands) | |
1308 | add_com_alias ("l", "list", class_files, 1); | |
1309 | else | |
1310 | add_com_alias ("v", "list", class_files, 1); | |
1311 | ||
1312 | if (dbx_commands) | |
1313 | add_com_alias ("file", "list", class_files, 1); | |
1314 | ||
1bedd215 AC |
1315 | c = add_com ("disassemble", class_vars, disassemble_command, _("\ |
1316 | Disassemble a specified section of memory.\n\ | |
83c31e7d FN |
1317 | Default is the function surrounding the pc of the selected frame.\n\ |
1318 | With a single argument, the function surrounding that address is dumped.\n\ | |
1bedd215 | 1319 | Two arguments are taken as a range of memory to dump.")); |
83c31e7d FN |
1320 | set_cmd_completer (c, location_completer); |
1321 | if (xdb_commands) | |
1322 | add_com_alias ("va", "disassemble", class_xdb, 0); | |
0378c332 | 1323 | |
d318976c FN |
1324 | /* NOTE: cagney/2000-03-20: Being able to enter ``(gdb) !ls'' would |
1325 | be a really useful feature. Unfortunately, the below wont do | |
1326 | this. Instead it adds support for the form ``(gdb) ! ls'' | |
1327 | (i.e. the space is required). If the ``!'' command below is | |
1328 | added the complains about no ``!'' command would be replaced by | |
1329 | complains about how the ``!'' command is broken :-) */ | |
1330 | if (xdb_commands) | |
1331 | add_com_alias ("!", "shell", class_support, 0); | |
1332 | ||
1bedd215 AC |
1333 | c = add_com ("make", class_support, make_command, _("\ |
1334 | Run the ``make'' program using the rest of the line as arguments.")); | |
5ba2abeb | 1335 | set_cmd_completer (c, filename_completer); |
1a966eab AC |
1336 | add_cmd ("user", no_class, show_user, _("\ |
1337 | Show definitions of user defined commands.\n\ | |
d318976c | 1338 | Argument is the name of the user defined command.\n\ |
1a966eab | 1339 | With no argument, show definitions of all user defined commands."), &showlist); |
1bedd215 AC |
1340 | add_com ("apropos", class_support, apropos_command, |
1341 | _("Search for commands matching a REGEXP")); | |
20f01a46 | 1342 | |
c0d88b1b AC |
1343 | add_setshow_integer_cmd ("max-user-call-depth", no_class, |
1344 | &max_user_call_depth, _("\ | |
1345 | Set the max call depth for user-defined commands."), _("\ | |
1346 | Show the max call depth for user-defined commands."), NULL, | |
1347 | NULL, | |
920d2a44 | 1348 | show_max_user_call_depth, |
c0d88b1b | 1349 | &setlist, &showlist); |
d318976c | 1350 | } |