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