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