Commit | Line | Data |
---|---|---|
d318976c | 1 | /* GDB CLI commands. |
8926118c | 2 | |
de5ad195 | 3 | Copyright 2000, 2001, 2002, 2003 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" | |
808013d1 | 23 | #include <readline/tilde.h> |
d318976c FN |
24 | #include "completer.h" |
25 | #include "target.h" /* For baud_rate, remote_debug and remote_timeout */ | |
26 | #include "gdb_wait.h" /* For shell escape implementation */ | |
f77b92bf | 27 | #include "gdb_regex.h" /* Used by apropos_command */ |
5f8a3188 | 28 | #include "gdb_string.h" |
0378c332 FN |
29 | #include "linespec.h" |
30 | #include "expression.h" | |
83c31e7d FN |
31 | #include "frame.h" |
32 | #include "value.h" | |
0378c332 | 33 | #include "language.h" |
fe4e3eb8 | 34 | #include "filenames.h" /* for DOSish file names */ |
0378c332 FN |
35 | #include "objfiles.h" |
36 | #include "source.h" | |
83c31e7d | 37 | #include "disasm.h" |
d318976c | 38 | |
d318976c | 39 | #include "ui-out.h" |
d318976c FN |
40 | |
41 | #include "top.h" | |
42 | #include "cli/cli-decode.h" | |
43 | #include "cli/cli-script.h" | |
44 | #include "cli/cli-setshow.h" | |
45 | #include "cli/cli-cmds.h" | |
46 | ||
47 | #ifndef GDBINIT_FILENAME | |
48 | #define GDBINIT_FILENAME ".gdbinit" | |
49 | #endif | |
50 | ||
0378c332 | 51 | /* Prototypes for local command functions */ |
d318976c FN |
52 | |
53 | static void complete_command (char *, int); | |
54 | ||
55 | static void echo_command (char *, int); | |
56 | ||
57 | static void pwd_command (char *, int); | |
58 | ||
59 | static void show_version (char *, int); | |
60 | ||
61 | static void validate_comname (char *); | |
62 | ||
63 | static void help_command (char *, int); | |
64 | ||
65 | static void show_command (char *, int); | |
66 | ||
67 | static void info_command (char *, int); | |
68 | ||
69 | static void show_debug (char *, int); | |
70 | ||
71 | static void set_debug (char *, int); | |
72 | ||
73 | static void show_user (char *, int); | |
74 | ||
75 | static void make_command (char *, int); | |
76 | ||
77 | static void shell_escape (char *, int); | |
78 | ||
0378c332 FN |
79 | static void edit_command (char *, int); |
80 | ||
81 | static void list_command (char *, int); | |
82 | ||
d318976c | 83 | void apropos_command (char *, int); |
0378c332 FN |
84 | |
85 | /* Prototypes for local utility functions */ | |
86 | ||
87 | static void ambiguous_line_spec (struct symtabs_and_lines *); | |
d318976c | 88 | \f |
20f01a46 DH |
89 | /* Limit the call depth of user-defined commands */ |
90 | int max_user_call_depth; | |
91 | ||
d318976c FN |
92 | /* Define all cmd_list_elements. */ |
93 | ||
94 | /* Chain containing all defined commands. */ | |
95 | ||
96 | struct cmd_list_element *cmdlist; | |
97 | ||
98 | /* Chain containing all defined info subcommands. */ | |
99 | ||
100 | struct cmd_list_element *infolist; | |
101 | ||
102 | /* Chain containing all defined enable subcommands. */ | |
103 | ||
104 | struct cmd_list_element *enablelist; | |
105 | ||
106 | /* Chain containing all defined disable subcommands. */ | |
107 | ||
108 | struct cmd_list_element *disablelist; | |
109 | ||
110 | /* Chain containing all defined toggle subcommands. */ | |
111 | ||
112 | struct cmd_list_element *togglelist; | |
113 | ||
114 | /* Chain containing all defined stop subcommands. */ | |
115 | ||
116 | struct cmd_list_element *stoplist; | |
117 | ||
118 | /* Chain containing all defined delete subcommands. */ | |
119 | ||
120 | struct cmd_list_element *deletelist; | |
121 | ||
122 | /* Chain containing all defined "enable breakpoint" subcommands. */ | |
123 | ||
124 | struct cmd_list_element *enablebreaklist; | |
125 | ||
126 | /* Chain containing all defined set subcommands */ | |
127 | ||
128 | struct cmd_list_element *setlist; | |
129 | ||
130 | /* Chain containing all defined unset subcommands */ | |
131 | ||
132 | struct cmd_list_element *unsetlist; | |
133 | ||
134 | /* Chain containing all defined show subcommands. */ | |
135 | ||
136 | struct cmd_list_element *showlist; | |
137 | ||
138 | /* Chain containing all defined \"set history\". */ | |
139 | ||
140 | struct cmd_list_element *sethistlist; | |
141 | ||
142 | /* Chain containing all defined \"show history\". */ | |
143 | ||
144 | struct cmd_list_element *showhistlist; | |
145 | ||
146 | /* Chain containing all defined \"unset history\". */ | |
147 | ||
148 | struct cmd_list_element *unsethistlist; | |
149 | ||
150 | /* Chain containing all defined maintenance subcommands. */ | |
151 | ||
152 | struct cmd_list_element *maintenancelist; | |
153 | ||
154 | /* Chain containing all defined "maintenance info" subcommands. */ | |
155 | ||
156 | struct cmd_list_element *maintenanceinfolist; | |
157 | ||
158 | /* Chain containing all defined "maintenance print" subcommands. */ | |
159 | ||
160 | struct cmd_list_element *maintenanceprintlist; | |
161 | ||
162 | struct cmd_list_element *setprintlist; | |
163 | ||
164 | struct cmd_list_element *showprintlist; | |
165 | ||
166 | struct cmd_list_element *setdebuglist; | |
167 | ||
168 | struct cmd_list_element *showdebuglist; | |
169 | ||
170 | struct cmd_list_element *setchecklist; | |
171 | ||
172 | struct cmd_list_element *showchecklist; | |
173 | \f | |
174 | /* Utility used everywhere when at least one argument is needed and | |
175 | none is supplied. */ | |
176 | ||
177 | void | |
178 | error_no_arg (char *why) | |
179 | { | |
180 | error ("Argument required (%s).", why); | |
181 | } | |
182 | ||
183 | /* The "info" command is defined as a prefix, with allow_unknown = 0. | |
184 | Therefore, its own definition is called only for "info" with no args. */ | |
185 | ||
186 | /* ARGSUSED */ | |
187 | static void | |
188 | info_command (char *arg, int from_tty) | |
189 | { | |
190 | printf_unfiltered ("\"info\" must be followed by the name of an info command.\n"); | |
191 | help_list (infolist, "info ", -1, gdb_stdout); | |
192 | } | |
193 | ||
194 | /* The "show" command with no arguments shows all the settings. */ | |
195 | ||
196 | /* ARGSUSED */ | |
197 | static void | |
198 | show_command (char *arg, int from_tty) | |
199 | { | |
200 | cmd_show_list (showlist, from_tty, ""); | |
201 | } | |
202 | \f | |
203 | /* Provide documentation on command or list given by COMMAND. FROM_TTY | |
204 | is ignored. */ | |
205 | ||
206 | /* ARGSUSED */ | |
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 | ||
224 | /* ARGSUSED */ | |
225 | static void | |
226 | complete_command (char *arg, int from_tty) | |
227 | { | |
228 | int i; | |
229 | int argpoint; | |
83d31a92 | 230 | char **completions; |
d318976c FN |
231 | |
232 | dont_repeat (); | |
233 | ||
234 | if (arg == NULL) | |
235 | arg = ""; | |
236 | argpoint = strlen (arg); | |
237 | ||
83d31a92 TT |
238 | completions = complete_line (arg, arg, argpoint); |
239 | ||
240 | if (completions) | |
d318976c | 241 | { |
83d31a92 TT |
242 | int item, size; |
243 | ||
244 | for (size = 0; completions[size]; ++size) | |
245 | ; | |
246 | qsort (completions, size, sizeof (char *), compare_strings); | |
247 | ||
248 | /* We do extra processing here since we only want to print each | |
249 | unique item once. */ | |
250 | item = 0; | |
251 | while (item < size) | |
252 | { | |
253 | int next_item; | |
254 | printf_unfiltered ("%s\n", completions[item]); | |
255 | next_item = item + 1; | |
256 | while (next_item < size | |
257 | && ! strcmp (completions[item], completions[next_item])) | |
258 | { | |
259 | xfree (completions[next_item]); | |
260 | ++next_item; | |
261 | } | |
262 | ||
263 | xfree (completions[item]); | |
264 | item = next_item; | |
265 | } | |
266 | ||
267 | xfree (completions); | |
d318976c FN |
268 | } |
269 | } | |
270 | ||
bbaca940 AC |
271 | int |
272 | is_complete_command (struct cmd_list_element *c) | |
d318976c | 273 | { |
bbaca940 | 274 | return cmd_cfunc_eq (c, complete_command); |
d318976c FN |
275 | } |
276 | ||
277 | /* ARGSUSED */ | |
278 | static void | |
279 | show_version (char *args, int from_tty) | |
280 | { | |
281 | immediate_quit++; | |
282 | print_gdb_version (gdb_stdout); | |
283 | printf_filtered ("\n"); | |
284 | immediate_quit--; | |
285 | } | |
286 | ||
287 | /* Handle the quit command. */ | |
288 | ||
289 | void | |
290 | quit_command (char *args, int from_tty) | |
291 | { | |
292 | if (!quit_confirm ()) | |
293 | error ("Not confirmed."); | |
294 | quit_force (args, from_tty); | |
295 | } | |
296 | ||
297 | /* ARGSUSED */ | |
298 | static void | |
299 | pwd_command (char *args, int from_tty) | |
300 | { | |
301 | if (args) | |
302 | error ("The \"pwd\" command does not take an argument: %s", args); | |
303 | getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
304 | ||
305 | if (!STREQ (gdb_dirbuf, current_directory)) | |
306 | printf_unfiltered ("Working directory %s\n (canonically %s).\n", | |
307 | current_directory, gdb_dirbuf); | |
308 | else | |
309 | printf_unfiltered ("Working directory %s.\n", current_directory); | |
310 | } | |
311 | ||
312 | void | |
313 | cd_command (char *dir, int from_tty) | |
314 | { | |
315 | int len; | |
316 | /* Found something other than leading repetitions of "/..". */ | |
317 | int found_real_path; | |
318 | char *p; | |
319 | ||
320 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
321 | repeat might be useful but is more likely to be a mistake. */ | |
322 | dont_repeat (); | |
323 | ||
324 | if (dir == 0) | |
325 | error_no_arg ("new working directory"); | |
326 | ||
327 | dir = tilde_expand (dir); | |
b8c9b27d | 328 | make_cleanup (xfree, dir); |
d318976c FN |
329 | |
330 | if (chdir (dir) < 0) | |
331 | perror_with_name (dir); | |
332 | ||
c3690141 | 333 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
334 | /* There's too much mess with DOSish names like "d:", "d:.", |
335 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
336 | simply get the canonicalized name of the current directory. */ | |
337 | dir = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
338 | #endif | |
339 | ||
340 | len = strlen (dir); | |
fe4e3eb8 | 341 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
342 | { |
343 | /* Remove the trailing slash unless this is a root directory | |
344 | (including a drive letter on non-Unix systems). */ | |
345 | if (!(len == 1) /* "/" */ | |
c3690141 | 346 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 347 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
348 | #endif |
349 | ) | |
350 | len--; | |
351 | } | |
352 | ||
353 | dir = savestring (dir, len); | |
fe4e3eb8 | 354 | if (IS_ABSOLUTE_PATH (dir)) |
d318976c FN |
355 | current_directory = dir; |
356 | else | |
357 | { | |
fe4e3eb8 | 358 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
d318976c FN |
359 | current_directory = concat (current_directory, dir, NULL); |
360 | else | |
361 | current_directory = concat (current_directory, SLASH_STRING, dir, NULL); | |
b8c9b27d | 362 | xfree (dir); |
d318976c FN |
363 | } |
364 | ||
365 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
366 | ||
367 | found_real_path = 0; | |
368 | for (p = current_directory; *p;) | |
369 | { | |
fe4e3eb8 EZ |
370 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
371 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
d318976c | 372 | strcpy (p, p + 2); |
fe4e3eb8 EZ |
373 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
374 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
375 | { |
376 | if (found_real_path) | |
377 | { | |
378 | /* Search backwards for the directory just before the "/.." | |
379 | and obliterate it and the "/..". */ | |
380 | char *q = p; | |
fe4e3eb8 | 381 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
382 | --q; |
383 | ||
384 | if (q == current_directory) | |
385 | /* current_directory is | |
386 | a relative pathname ("can't happen"--leave it alone). */ | |
387 | ++p; | |
388 | else | |
389 | { | |
390 | strcpy (q - 1, p + 3); | |
391 | p = q - 1; | |
392 | } | |
393 | } | |
394 | else | |
395 | /* We are dealing with leading repetitions of "/..", for example | |
396 | "/../..", which is the Mach super-root. */ | |
397 | p += 3; | |
398 | } | |
399 | else | |
400 | { | |
401 | found_real_path = 1; | |
402 | ++p; | |
403 | } | |
404 | } | |
405 | ||
406 | forget_cached_source_info (); | |
407 | ||
408 | if (from_tty) | |
409 | pwd_command ((char *) 0, 1); | |
410 | } | |
411 | \f | |
412 | void | |
413 | source_command (char *args, int from_tty) | |
414 | { | |
415 | FILE *stream; | |
416 | struct cleanup *old_cleanups; | |
417 | char *file = args; | |
418 | ||
419 | if (file == NULL) | |
420 | { | |
421 | error ("source command requires pathname of file to source."); | |
422 | } | |
423 | ||
424 | file = tilde_expand (file); | |
b8c9b27d | 425 | old_cleanups = make_cleanup (xfree, file); |
d318976c FN |
426 | |
427 | stream = fopen (file, FOPEN_RT); | |
428 | if (!stream) | |
429 | { | |
430 | if (from_tty) | |
431 | perror_with_name (file); | |
432 | else | |
433 | return; | |
434 | } | |
435 | ||
436 | script_from_file (stream, file); | |
437 | ||
438 | do_cleanups (old_cleanups); | |
439 | } | |
440 | ||
441 | /* ARGSUSED */ | |
442 | static void | |
443 | echo_command (char *text, int from_tty) | |
444 | { | |
445 | char *p = text; | |
446 | register int c; | |
447 | ||
448 | if (text) | |
449 | while ((c = *p++) != '\0') | |
450 | { | |
451 | if (c == '\\') | |
452 | { | |
453 | /* \ at end of argument is used after spaces | |
454 | so they won't be lost. */ | |
455 | if (*p == 0) | |
456 | return; | |
457 | ||
458 | c = parse_escape (&p); | |
459 | if (c >= 0) | |
460 | printf_filtered ("%c", c); | |
461 | } | |
462 | else | |
463 | printf_filtered ("%c", c); | |
464 | } | |
465 | ||
466 | /* Force this output to appear now. */ | |
467 | wrap_here (""); | |
468 | gdb_flush (gdb_stdout); | |
469 | } | |
470 | ||
471 | /* ARGSUSED */ | |
472 | static void | |
473 | shell_escape (char *arg, int from_tty) | |
474 | { | |
475 | #ifdef CANT_FORK | |
476 | /* If ARG is NULL, they want an inferior shell, but `system' just | |
477 | reports if the shell is available when passed a NULL arg. */ | |
478 | int rc = system (arg ? arg : ""); | |
479 | ||
480 | if (!arg) | |
481 | arg = "inferior shell"; | |
482 | ||
483 | if (rc == -1) | |
484 | { | |
485 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, | |
486 | safe_strerror (errno)); | |
487 | gdb_flush (gdb_stderr); | |
488 | } | |
489 | else if (rc) | |
490 | { | |
491 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); | |
492 | gdb_flush (gdb_stderr); | |
493 | } | |
2584159e | 494 | #ifdef GLOBAL_CURDIR |
d318976c FN |
495 | /* Make sure to return to the directory GDB thinks it is, in case the |
496 | shell command we just ran changed it. */ | |
497 | chdir (current_directory); | |
498 | #endif | |
499 | #else /* Can fork. */ | |
500 | int rc, status, pid; | |
501 | char *p, *user_shell; | |
502 | ||
503 | if ((user_shell = (char *) getenv ("SHELL")) == NULL) | |
504 | user_shell = "/bin/sh"; | |
505 | ||
506 | /* Get the name of the shell for arg0 */ | |
507 | if ((p = strrchr (user_shell, '/')) == NULL) | |
508 | p = user_shell; | |
509 | else | |
510 | p++; /* Get past '/' */ | |
511 | ||
512 | if ((pid = fork ()) == 0) | |
513 | { | |
514 | if (!arg) | |
515 | execl (user_shell, p, 0); | |
516 | else | |
517 | execl (user_shell, p, "-c", arg, 0); | |
518 | ||
519 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
520 | safe_strerror (errno)); | |
521 | gdb_flush (gdb_stderr); | |
522 | _exit (0177); | |
523 | } | |
524 | ||
525 | if (pid != -1) | |
526 | while ((rc = wait (&status)) != pid && rc != -1) | |
527 | ; | |
528 | else | |
529 | error ("Fork failed"); | |
530 | #endif /* Can fork. */ | |
531 | } | |
532 | ||
0378c332 FN |
533 | static void |
534 | edit_command (char *arg, int from_tty) | |
535 | { | |
536 | struct symtabs_and_lines sals; | |
537 | struct symtab_and_line sal; | |
538 | struct symbol *sym; | |
539 | char *arg1; | |
540 | int cmdlen, log10; | |
541 | unsigned m; | |
542 | char *editor; | |
543 | char *p; | |
544 | ||
545 | /* Pull in the current default source line if necessary */ | |
546 | if (arg == 0) | |
53cb0458 FN |
547 | { |
548 | set_default_source_symtab_and_line (); | |
549 | sal = get_current_source_symtab_and_line (); | |
550 | } | |
0378c332 FN |
551 | |
552 | /* bare "edit" edits file with present line. */ | |
553 | ||
554 | if (arg == 0) | |
555 | { | |
556 | if (sal.symtab == 0) | |
557 | error ("No default source file yet."); | |
558 | sal.line += get_lines_to_list () / 2; | |
559 | } | |
560 | else | |
561 | { | |
562 | ||
563 | /* Now should only be one argument -- decode it in SAL */ | |
564 | ||
565 | arg1 = arg; | |
566 | sals = decode_line_1 (&arg1, 0, 0, 0, 0); | |
567 | ||
568 | if (! sals.nelts) return; /* C++ */ | |
569 | if (sals.nelts > 1) { | |
570 | ambiguous_line_spec (&sals); | |
571 | xfree (sals.sals); | |
572 | return; | |
573 | } | |
574 | ||
575 | sal = sals.sals[0]; | |
576 | xfree (sals.sals); | |
577 | ||
578 | if (*arg1) | |
579 | error ("Junk at end of line specification."); | |
580 | ||
581 | /* if line was specified by address, | |
582 | first print exactly which line, and which file. | |
583 | In this case, sal.symtab == 0 means address is outside | |
584 | of all known source files, not that user failed to give a filename. */ | |
585 | if (*arg == '*') | |
586 | { | |
587 | if (sal.symtab == 0) | |
588 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
589 | error ("No source file for address %s.", | |
590 | local_hex_string((unsigned long) sal.pc)); | |
591 | sym = find_pc_function (sal.pc); | |
592 | if (sym) | |
593 | { | |
594 | print_address_numeric (sal.pc, 1, gdb_stdout); | |
595 | printf_filtered (" is in "); | |
de5ad195 | 596 | fputs_filtered (SYMBOL_PRINT_NAME (sym), gdb_stdout); |
0378c332 FN |
597 | printf_filtered (" (%s:%d).\n", sal.symtab->filename, sal.line); |
598 | } | |
599 | else | |
600 | { | |
601 | print_address_numeric (sal.pc, 1, gdb_stdout); | |
602 | printf_filtered (" is at %s:%d.\n", | |
603 | sal.symtab->filename, sal.line); | |
604 | } | |
605 | } | |
606 | ||
607 | /* If what was given does not imply a symtab, it must be an undebuggable | |
608 | symbol which means no source code. */ | |
609 | ||
610 | if (sal.symtab == 0) | |
611 | error ("No line number known for %s.", arg); | |
612 | } | |
613 | ||
614 | if ((editor = (char *) getenv ("EDITOR")) == NULL) | |
615 | editor = "/bin/ex"; | |
616 | ||
617 | /* Approximate base-10 log of line to 1 unit for digit count */ | |
618 | for(log10=32, m=0x80000000; !(sal.line & m) && log10>0; log10--, m=m>>1); | |
619 | log10 = 1 + (int)((log10 + (0 == ((m-1) & sal.line)))/3.32192809); | |
620 | ||
621 | cmdlen = strlen(editor) + 1 | |
622 | + (NULL == sal.symtab->dirname ? 0 : strlen(sal.symtab->dirname) + 1) | |
623 | + (NULL == sal.symtab->filename? 0 : strlen(sal.symtab->filename)+ 1) | |
624 | + log10 + 2; | |
625 | ||
626 | p = xmalloc(cmdlen); | |
627 | sprintf(p,"%s +%d %s%s",editor,sal.line, | |
628 | (NULL == sal.symtab->dirname ? "./" : | |
629 | (NULL != sal.symtab->filename && *(sal.symtab->filename) != '/') ? | |
630 | sal.symtab->dirname : ""), | |
631 | (NULL == sal.symtab->filename ? "unknown" : sal.symtab->filename) | |
632 | ); | |
633 | shell_escape(p, from_tty); | |
634 | ||
635 | xfree(p); | |
636 | } | |
637 | ||
638 | static void | |
639 | list_command (char *arg, int from_tty) | |
640 | { | |
641 | struct symtabs_and_lines sals, sals_end; | |
642 | struct symtab_and_line sal, sal_end, cursal; | |
643 | struct symbol *sym; | |
644 | char *arg1; | |
645 | int no_end = 1; | |
646 | int dummy_end = 0; | |
647 | int dummy_beg = 0; | |
648 | int linenum_beg = 0; | |
649 | char *p; | |
650 | ||
651 | /* Pull in the current default source line if necessary */ | |
652 | if (arg == 0 || arg[0] == '+' || arg[0] == '-') | |
53cb0458 FN |
653 | { |
654 | set_default_source_symtab_and_line (); | |
655 | cursal = get_current_source_symtab_and_line (); | |
656 | } | |
0378c332 FN |
657 | |
658 | /* "l" or "l +" lists next ten lines. */ | |
659 | ||
660 | if (arg == 0 || STREQ (arg, "+")) | |
661 | { | |
662 | print_source_lines (cursal.symtab, cursal.line, | |
663 | cursal.line + get_lines_to_list (), 0); | |
664 | return; | |
665 | } | |
666 | ||
667 | /* "l -" lists previous ten lines, the ones before the ten just listed. */ | |
668 | if (STREQ (arg, "-")) | |
669 | { | |
670 | print_source_lines (cursal.symtab, | |
671 | max (get_first_line_listed () - get_lines_to_list (), 1), | |
672 | get_first_line_listed (), 0); | |
673 | return; | |
674 | } | |
675 | ||
676 | /* Now if there is only one argument, decode it in SAL | |
677 | and set NO_END. | |
678 | If there are two arguments, decode them in SAL and SAL_END | |
679 | and clear NO_END; however, if one of the arguments is blank, | |
680 | set DUMMY_BEG or DUMMY_END to record that fact. */ | |
681 | ||
682 | if (!have_full_symbols () && !have_partial_symbols ()) | |
683 | error ("No symbol table is loaded. Use the \"file\" command."); | |
684 | ||
685 | arg1 = arg; | |
686 | if (*arg1 == ',') | |
687 | dummy_beg = 1; | |
688 | else | |
689 | { | |
690 | sals = decode_line_1 (&arg1, 0, 0, 0, 0); | |
691 | ||
692 | if (!sals.nelts) | |
693 | return; /* C++ */ | |
694 | if (sals.nelts > 1) | |
695 | { | |
696 | ambiguous_line_spec (&sals); | |
697 | xfree (sals.sals); | |
698 | return; | |
699 | } | |
700 | ||
701 | sal = sals.sals[0]; | |
702 | xfree (sals.sals); | |
703 | } | |
704 | ||
705 | /* Record whether the BEG arg is all digits. */ | |
706 | ||
707 | for (p = arg; p != arg1 && *p >= '0' && *p <= '9'; p++); | |
708 | linenum_beg = (p == arg1); | |
709 | ||
710 | while (*arg1 == ' ' || *arg1 == '\t') | |
711 | arg1++; | |
712 | if (*arg1 == ',') | |
713 | { | |
714 | no_end = 0; | |
715 | arg1++; | |
716 | while (*arg1 == ' ' || *arg1 == '\t') | |
717 | arg1++; | |
718 | if (*arg1 == 0) | |
719 | dummy_end = 1; | |
720 | else | |
721 | { | |
722 | if (dummy_beg) | |
723 | sals_end = decode_line_1 (&arg1, 0, 0, 0, 0); | |
724 | else | |
725 | sals_end = decode_line_1 (&arg1, 0, sal.symtab, sal.line, 0); | |
726 | if (sals_end.nelts == 0) | |
727 | return; | |
728 | if (sals_end.nelts > 1) | |
729 | { | |
730 | ambiguous_line_spec (&sals_end); | |
731 | xfree (sals_end.sals); | |
732 | return; | |
733 | } | |
734 | sal_end = sals_end.sals[0]; | |
735 | xfree (sals_end.sals); | |
736 | } | |
737 | } | |
738 | ||
739 | if (*arg1) | |
740 | error ("Junk at end of line specification."); | |
741 | ||
742 | if (!no_end && !dummy_beg && !dummy_end | |
743 | && sal.symtab != sal_end.symtab) | |
744 | error ("Specified start and end are in different files."); | |
745 | if (dummy_beg && dummy_end) | |
746 | error ("Two empty args do not say what lines to list."); | |
747 | ||
748 | /* if line was specified by address, | |
749 | first print exactly which line, and which file. | |
750 | In this case, sal.symtab == 0 means address is outside | |
751 | of all known source files, not that user failed to give a filename. */ | |
752 | if (*arg == '*') | |
753 | { | |
754 | if (sal.symtab == 0) | |
755 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
756 | error ("No source file for address %s.", | |
757 | local_hex_string ((unsigned long) sal.pc)); | |
758 | sym = find_pc_function (sal.pc); | |
759 | if (sym) | |
760 | { | |
761 | print_address_numeric (sal.pc, 1, gdb_stdout); | |
762 | printf_filtered (" is in "); | |
de5ad195 | 763 | fputs_filtered (SYMBOL_PRINT_NAME (sym), gdb_stdout); |
0378c332 FN |
764 | printf_filtered (" (%s:%d).\n", sal.symtab->filename, sal.line); |
765 | } | |
766 | else | |
767 | { | |
768 | print_address_numeric (sal.pc, 1, gdb_stdout); | |
769 | printf_filtered (" is at %s:%d.\n", | |
770 | sal.symtab->filename, sal.line); | |
771 | } | |
772 | } | |
773 | ||
774 | /* If line was not specified by just a line number, | |
775 | and it does not imply a symtab, it must be an undebuggable symbol | |
776 | which means no source code. */ | |
777 | ||
778 | if (!linenum_beg && sal.symtab == 0) | |
779 | error ("No line number known for %s.", arg); | |
780 | ||
781 | /* If this command is repeated with RET, | |
782 | turn it into the no-arg variant. */ | |
783 | ||
784 | if (from_tty) | |
785 | *arg = 0; | |
786 | ||
787 | if (dummy_beg && sal_end.symtab == 0) | |
788 | error ("No default source file yet. Do \"help list\"."); | |
789 | if (dummy_beg) | |
790 | print_source_lines (sal_end.symtab, | |
791 | max (sal_end.line - (get_lines_to_list () - 1), 1), | |
792 | sal_end.line + 1, 0); | |
793 | else if (sal.symtab == 0) | |
794 | error ("No default source file yet. Do \"help list\"."); | |
795 | else if (no_end) | |
796 | { | |
797 | int first_line = sal.line - get_lines_to_list () / 2; | |
798 | ||
799 | if (first_line < 1) first_line = 1; | |
800 | ||
801 | print_source_lines (sal.symtab, | |
802 | first_line, | |
803 | first_line + get_lines_to_list (), | |
804 | 0); | |
805 | } | |
806 | else | |
807 | print_source_lines (sal.symtab, sal.line, | |
808 | (dummy_end | |
809 | ? sal.line + get_lines_to_list () | |
810 | : sal_end.line + 1), | |
811 | 0); | |
812 | } | |
813 | ||
83c31e7d FN |
814 | /* Dump a specified section of assembly code. With no command line |
815 | arguments, this command will dump the assembly code for the | |
816 | function surrounding the pc value in the selected frame. With one | |
817 | argument, it will dump the assembly code surrounding that pc value. | |
818 | Two arguments are interpeted as bounds within which to dump | |
819 | assembly. */ | |
820 | ||
821 | /* ARGSUSED */ | |
822 | static void | |
823 | disassemble_command (char *arg, int from_tty) | |
824 | { | |
825 | CORE_ADDR low, high; | |
826 | char *name; | |
827 | CORE_ADDR pc, pc_masked; | |
828 | char *space_index; | |
829 | #if 0 | |
830 | asection *section; | |
831 | #endif | |
832 | ||
833 | name = NULL; | |
834 | if (!arg) | |
835 | { | |
6e7f8b9c | 836 | if (!deprecated_selected_frame) |
83c31e7d FN |
837 | error ("No frame selected.\n"); |
838 | ||
6e7f8b9c | 839 | pc = get_frame_pc (deprecated_selected_frame); |
83c31e7d FN |
840 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
841 | error ("No function contains program counter for selected frame.\n"); | |
842 | #if defined(TUI) | |
021e7609 AC |
843 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
844 | `tui_version'. */ | |
845 | else if (tui_active) | |
83c31e7d FN |
846 | low = tuiGetLowDisassemblyAddress (low, pc); |
847 | #endif | |
848 | low += FUNCTION_START_OFFSET; | |
849 | } | |
850 | else if (!(space_index = (char *) strchr (arg, ' '))) | |
851 | { | |
852 | /* One argument. */ | |
853 | pc = parse_and_eval_address (arg); | |
854 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) | |
855 | error ("No function contains specified address.\n"); | |
856 | #if defined(TUI) | |
021e7609 AC |
857 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
858 | `tui_version'. */ | |
859 | else if (tui_active) | |
83c31e7d FN |
860 | low = tuiGetLowDisassemblyAddress (low, pc); |
861 | #endif | |
862 | low += FUNCTION_START_OFFSET; | |
863 | } | |
864 | else | |
865 | { | |
866 | /* Two arguments. */ | |
867 | *space_index = '\0'; | |
868 | low = parse_and_eval_address (arg); | |
869 | high = parse_and_eval_address (space_index + 1); | |
870 | } | |
871 | ||
872 | #if defined(TUI) | |
873 | if (!tui_is_window_visible (DISASSEM_WIN)) | |
874 | #endif | |
875 | { | |
876 | printf_filtered ("Dump of assembler code "); | |
877 | if (name != NULL) | |
878 | { | |
879 | printf_filtered ("for function %s:\n", name); | |
880 | } | |
881 | else | |
882 | { | |
883 | printf_filtered ("from "); | |
884 | print_address_numeric (low, 1, gdb_stdout); | |
885 | printf_filtered (" to "); | |
886 | print_address_numeric (high, 1, gdb_stdout); | |
887 | printf_filtered (":\n"); | |
888 | } | |
889 | ||
890 | /* Dump the specified range. */ | |
891 | gdb_disassembly (uiout, 0, 0, 0, -1, low, high); | |
892 | ||
893 | printf_filtered ("End of assembler dump.\n"); | |
894 | gdb_flush (gdb_stdout); | |
895 | } | |
896 | #if defined(TUI) | |
897 | else | |
898 | { | |
899 | tui_show_assembly (low); | |
900 | } | |
901 | #endif | |
902 | } | |
903 | ||
d318976c FN |
904 | static void |
905 | make_command (char *arg, int from_tty) | |
906 | { | |
907 | char *p; | |
908 | ||
909 | if (arg == 0) | |
910 | p = "make"; | |
911 | else | |
912 | { | |
913 | p = xmalloc (sizeof ("make ") + strlen (arg)); | |
914 | strcpy (p, "make "); | |
915 | strcpy (p + sizeof ("make ") - 1, arg); | |
916 | } | |
917 | ||
918 | shell_escape (p, from_tty); | |
919 | } | |
920 | ||
921 | /* ARGSUSED */ | |
922 | static void | |
923 | show_user (char *args, int from_tty) | |
924 | { | |
925 | struct cmd_list_element *c; | |
926 | extern struct cmd_list_element *cmdlist; | |
927 | ||
928 | if (args) | |
929 | { | |
930 | c = lookup_cmd (&args, cmdlist, "", 0, 1); | |
931 | if (c->class != class_user) | |
932 | error ("Not a user command."); | |
933 | show_user_1 (c, gdb_stdout); | |
934 | } | |
935 | else | |
936 | { | |
937 | for (c = cmdlist; c; c = c->next) | |
938 | { | |
939 | if (c->class == class_user) | |
940 | show_user_1 (c, gdb_stdout); | |
941 | } | |
942 | } | |
943 | } | |
944 | ||
945 | /* Search through names of commands and documentations for a certain | |
946 | regular expression. | |
947 | */ | |
948 | void | |
949 | apropos_command (char *searchstr, int from_tty) | |
950 | { | |
951 | extern struct cmd_list_element *cmdlist; /*This is the main command list*/ | |
952 | regex_t pattern; | |
953 | char *pattern_fastmap; | |
954 | char errorbuffer[512]; | |
2e94c453 | 955 | pattern_fastmap = xcalloc (256, sizeof (char)); |
d318976c FN |
956 | if (searchstr == NULL) |
957 | error("REGEXP string is empty"); | |
958 | ||
959 | if (regcomp(&pattern,searchstr,REG_ICASE) == 0) | |
960 | { | |
961 | pattern.fastmap=pattern_fastmap; | |
962 | re_compile_fastmap(&pattern); | |
963 | apropos_cmd (gdb_stdout,cmdlist,&pattern,""); | |
964 | } | |
965 | else | |
966 | { | |
967 | regerror(regcomp(&pattern,searchstr,REG_ICASE),NULL,errorbuffer,512); | |
968 | error("Error in regular expression:%s",errorbuffer); | |
969 | } | |
2b5436af | 970 | xfree (pattern_fastmap); |
d318976c FN |
971 | } |
972 | \f | |
0378c332 FN |
973 | /* Print a list of files and line numbers which a user may choose from |
974 | in order to list a function which was specified ambiguously (as with | |
975 | `list classname::overloadedfuncname', for example). The vector in | |
976 | SALS provides the filenames and line numbers. */ | |
977 | ||
978 | static void | |
979 | ambiguous_line_spec (struct symtabs_and_lines *sals) | |
980 | { | |
981 | int i; | |
982 | ||
983 | for (i = 0; i < sals->nelts; ++i) | |
984 | printf_filtered ("file: \"%s\", line number: %d\n", | |
985 | sals->sals[i].symtab->filename, sals->sals[i].line); | |
986 | } | |
987 | ||
d318976c FN |
988 | static void |
989 | set_debug (char *arg, int from_tty) | |
990 | { | |
991 | printf_unfiltered ("\"set debug\" must be followed by the name of a print subcommand.\n"); | |
992 | help_list (setdebuglist, "set debug ", -1, gdb_stdout); | |
993 | } | |
994 | ||
995 | static void | |
996 | show_debug (char *args, int from_tty) | |
997 | { | |
998 | cmd_show_list (showdebuglist, from_tty, ""); | |
999 | } | |
1000 | ||
1001 | void | |
1002 | init_cmd_lists (void) | |
1003 | { | |
20f01a46 DH |
1004 | max_user_call_depth = 1024; |
1005 | ||
d318976c FN |
1006 | cmdlist = NULL; |
1007 | infolist = NULL; | |
1008 | enablelist = NULL; | |
1009 | disablelist = NULL; | |
1010 | togglelist = NULL; | |
1011 | stoplist = NULL; | |
1012 | deletelist = NULL; | |
1013 | enablebreaklist = NULL; | |
1014 | setlist = NULL; | |
1015 | unsetlist = NULL; | |
1016 | showlist = NULL; | |
1017 | sethistlist = NULL; | |
1018 | showhistlist = NULL; | |
1019 | unsethistlist = NULL; | |
1020 | maintenancelist = NULL; | |
1021 | maintenanceinfolist = NULL; | |
1022 | maintenanceprintlist = NULL; | |
1023 | setprintlist = NULL; | |
1024 | showprintlist = NULL; | |
1025 | setchecklist = NULL; | |
1026 | showchecklist = NULL; | |
1027 | } | |
1028 | ||
1029 | \f | |
1030 | void | |
1031 | init_cli_cmds (void) | |
1032 | { | |
1033 | struct cmd_list_element *c; | |
1034 | ||
1035 | /* Define the classes of commands. | |
1036 | They will appear in the help list in the reverse of this order. */ | |
1037 | ||
e00d1dc8 | 1038 | add_cmd ("internals", class_maintenance, NULL, |
d318976c FN |
1039 | "Maintenance commands.\n\ |
1040 | Some gdb commands are provided just for use by gdb maintainers.\n\ | |
1041 | These commands are subject to frequent change, and may not be as\n\ | |
1042 | well documented as user commands.", | |
1043 | &cmdlist); | |
e00d1dc8 AC |
1044 | add_cmd ("obscure", class_obscure, NULL, "Obscure features.", &cmdlist); |
1045 | add_cmd ("aliases", class_alias, NULL, "Aliases of other commands.", &cmdlist); | |
1046 | add_cmd ("user-defined", class_user, NULL, "User-defined commands.\n\ | |
d318976c FN |
1047 | The commands in this class are those defined by the user.\n\ |
1048 | Use the \"define\" command to define a command.", &cmdlist); | |
e00d1dc8 | 1049 | add_cmd ("support", class_support, NULL, "Support facilities.", &cmdlist); |
d318976c | 1050 | if (!dbx_commands) |
e00d1dc8 AC |
1051 | add_cmd ("status", class_info, NULL, "Status inquiries.", &cmdlist); |
1052 | add_cmd ("files", class_files, NULL, "Specifying and examining files.", &cmdlist); | |
1053 | add_cmd ("breakpoints", class_breakpoint, NULL, "Making program stop at certain points.", &cmdlist); | |
1054 | add_cmd ("data", class_vars, NULL, "Examining data.", &cmdlist); | |
1055 | add_cmd ("stack", class_stack, NULL, "Examining the stack.\n\ | |
d318976c FN |
1056 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ |
1057 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
1058 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
1059 | Variable lookups are done with respect to the selected frame.\n\ | |
1060 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
1061 | The commands below can be used to select other frames by number or address.", | |
1062 | &cmdlist); | |
e00d1dc8 | 1063 | add_cmd ("running", class_run, NULL, "Running the program.", &cmdlist); |
d318976c FN |
1064 | |
1065 | /* Define general commands. */ | |
1066 | ||
1067 | add_com ("pwd", class_files, pwd_command, | |
1068 | "Print working directory. This is used for your program as well."); | |
1069 | c = add_cmd ("cd", class_files, cd_command, | |
1070 | "Set working directory to DIR for debugger and program being debugged.\n\ | |
1071 | The change does not take effect for the program being debugged\n\ | |
1072 | until the next time it is started.", &cmdlist); | |
5ba2abeb | 1073 | set_cmd_completer (c, filename_completer); |
d318976c FN |
1074 | |
1075 | add_com ("echo", class_support, echo_command, | |
1076 | "Print a constant string. Give string as argument.\n\ | |
1077 | C escape sequences may be used in the argument.\n\ | |
1078 | No newline is added at the end of the argument;\n\ | |
1079 | use \"\\n\" if you want a newline to be printed.\n\ | |
1080 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
1081 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
1082 | to be printed or after trailing whitespace."); | |
1083 | add_com ("document", class_support, document_command, | |
1084 | "Document a user-defined command.\n\ | |
1085 | Give command name as argument. Give documentation on following lines.\n\ | |
1086 | End with a line of just \"end\"."); | |
1087 | add_com ("define", class_support, define_command, | |
1088 | "Define a new command name. Command name is argument.\n\ | |
1089 | Definition appears on following lines, one command per line.\n\ | |
1090 | End with a line of just \"end\".\n\ | |
1091 | Use the \"document\" command to give documentation for the new command.\n\ | |
1092 | Commands defined in this way may have up to ten arguments."); | |
1093 | ||
d318976c FN |
1094 | c = add_cmd ("source", class_support, source_command, |
1095 | "Read commands from a file named FILE.\n\ | |
1096 | Note that the file \"" GDBINIT_FILENAME "\" is read automatically in this way\n\ | |
1097 | when gdb is started.", &cmdlist); | |
5ba2abeb | 1098 | set_cmd_completer (c, filename_completer); |
d318976c FN |
1099 | |
1100 | add_com ("quit", class_support, quit_command, "Exit gdb."); | |
db60ec62 | 1101 | c = add_com ("help", class_support, help_command, "Print list of commands."); |
5ba2abeb | 1102 | set_cmd_completer (c, command_completer); |
d318976c FN |
1103 | add_com_alias ("q", "quit", class_support, 1); |
1104 | add_com_alias ("h", "help", class_support, 1); | |
1105 | ||
1106 | c = add_set_cmd ("verbose", class_support, var_boolean, (char *) &info_verbose, | |
1107 | "Set ", | |
1108 | &setlist), | |
1109 | add_show_from_set (c, &showlist); | |
9f60d481 | 1110 | set_cmd_sfunc (c, set_verbose); |
d318976c FN |
1111 | set_verbose (NULL, 0, c); |
1112 | ||
1113 | add_prefix_cmd ("history", class_support, set_history, | |
1114 | "Generic command for setting command history parameters.", | |
1115 | &sethistlist, "set history ", 0, &setlist); | |
1116 | add_prefix_cmd ("history", class_support, show_history, | |
1117 | "Generic command for showing command history parameters.", | |
1118 | &showhistlist, "show history ", 0, &showlist); | |
1119 | ||
1120 | add_show_from_set | |
1121 | (add_set_cmd ("expansion", no_class, var_boolean, (char *) &history_expansion_p, | |
1122 | "Set history expansion on command input.\n\ | |
1123 | Without an argument, history expansion is enabled.", &sethistlist), | |
1124 | &showhistlist); | |
1125 | ||
1126 | add_prefix_cmd ("info", class_info, info_command, | |
1127 | "Generic command for showing things about the program being debugged.", | |
1128 | &infolist, "info ", 0, &cmdlist); | |
1129 | add_com_alias ("i", "info", class_info, 1); | |
1130 | ||
1131 | add_com ("complete", class_obscure, complete_command, | |
1132 | "List the completions for the rest of the line as a command."); | |
1133 | ||
1134 | add_prefix_cmd ("show", class_info, show_command, | |
1135 | "Generic command for showing things about the debugger.", | |
1136 | &showlist, "show ", 0, &cmdlist); | |
1137 | /* Another way to get at the same thing. */ | |
1138 | add_info ("set", show_command, "Show all GDB settings."); | |
1139 | ||
1140 | add_cmd ("commands", no_class, show_commands, | |
1141 | "Show the history of commands you typed.\n\ | |
1142 | You can supply a command number to start with, or a `+' to start after\n\ | |
1143 | the previous command number shown.", | |
1144 | &showlist); | |
1145 | ||
1146 | add_cmd ("version", no_class, show_version, | |
1147 | "Show what version of GDB this is.", &showlist); | |
1148 | ||
1149 | add_com ("while", class_support, while_command, | |
1150 | "Execute nested commands WHILE the conditional expression is non zero.\n\ | |
1151 | The conditional expression must follow the word `while' and must in turn be\n\ | |
1152 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1153 | and should be terminated by the word `end'."); | |
1154 | ||
1155 | add_com ("if", class_support, if_command, | |
1156 | "Execute nested commands once IF the conditional expression is non zero.\n\ | |
1157 | The conditional expression must follow the word `if' and must in turn be\n\ | |
1158 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1159 | and should be terminated by the word 'else' or `end'. If an else clause\n\ | |
1160 | is used, the same rules apply to its nested commands as to the first ones."); | |
1161 | ||
1162 | /* If target is open when baud changes, it doesn't take effect until the | |
1163 | next open (I think, not sure). */ | |
1164 | add_show_from_set (add_set_cmd ("remotebaud", no_class, | |
1165 | var_zinteger, (char *) &baud_rate, | |
1166 | "Set baud rate for remote serial I/O.\n\ | |
1167 | This value is used to set the speed of the serial port when debugging\n\ | |
1168 | using remote targets.", &setlist), | |
1169 | &showlist); | |
1170 | ||
1171 | c = add_set_cmd ("remotedebug", no_class, var_zinteger, | |
1172 | (char *) &remote_debug, | |
1173 | "Set debugging of remote protocol.\n\ | |
1174 | When enabled, each packet sent or received with the remote target\n\ | |
1175 | is displayed.", &setlist); | |
1176 | deprecate_cmd (c, "set debug remote"); | |
1177 | deprecate_cmd (add_show_from_set (c, &showlist), "show debug remote"); | |
1178 | ||
1179 | add_show_from_set (add_set_cmd ("remote", no_class, var_zinteger, | |
1180 | (char *) &remote_debug, | |
1181 | "Set debugging of remote protocol.\n\ | |
1182 | When enabled, each packet sent or received with the remote target\n\ | |
1183 | is displayed.", &setdebuglist), | |
1184 | &showdebuglist); | |
1185 | ||
1186 | add_show_from_set ( | |
1187 | add_set_cmd ("remotetimeout", no_class, var_integer, (char *) &remote_timeout, | |
1188 | "Set timeout limit to wait for target to respond.\n\ | |
1189 | This value is used to set the time limit for gdb to wait for a response\n\ | |
1190 | from the target.", &setlist), | |
1191 | &showlist); | |
1192 | ||
1193 | add_prefix_cmd ("debug", no_class, set_debug, | |
1194 | "Generic command for setting gdb debugging flags", | |
1195 | &setdebuglist, "set debug ", 0, &setlist); | |
1196 | ||
1197 | add_prefix_cmd ("debug", no_class, show_debug, | |
1198 | "Generic command for showing gdb debugging flags", | |
1199 | &showdebuglist, "show debug ", 0, &showlist); | |
1200 | ||
fa58ee11 | 1201 | c = add_com ("shell", class_support, shell_escape, |
d4654627 | 1202 | "Execute the rest of the line as a shell command.\n\ |
d318976c | 1203 | With no arguments, run an inferior shell."); |
5ba2abeb | 1204 | set_cmd_completer (c, filename_completer); |
d318976c | 1205 | |
0378c332 FN |
1206 | c = add_com ("edit", class_files, edit_command, |
1207 | concat ("Edit specified file or function.\n\ | |
1208 | With no argument, edits file containing most recent line listed.\n\ | |
1209 | ", "\ | |
1210 | Editing targets can be specified in these ways:\n\ | |
1211 | FILE:LINENUM, to edit at that line in that file,\n\ | |
1212 | FUNCTION, to edit at the beginning of that function,\n\ | |
1213 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1214 | *ADDRESS, to edit at the line containing that address.\n\ | |
1215 | Uses EDITOR environment variable contents as editor (or ex as default).",NULL)); | |
1216 | ||
1217 | c->completer = location_completer; | |
1218 | ||
1219 | add_com ("list", class_files, list_command, | |
1220 | concat ("List specified function or line.\n\ | |
1221 | With no argument, lists ten more lines after or around previous listing.\n\ | |
1222 | \"list -\" lists the ten lines before a previous ten-line listing.\n\ | |
1223 | One argument specifies a line, and ten lines are listed around that line.\n\ | |
1224 | Two arguments with comma between specify starting and ending lines to list.\n\ | |
1225 | ", "\ | |
1226 | Lines can be specified in these ways:\n\ | |
1227 | LINENUM, to list around that line in current file,\n\ | |
1228 | FILE:LINENUM, to list around that line in that file,\n\ | |
1229 | FUNCTION, to list around beginning of that function,\n\ | |
1230 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1231 | *ADDRESS, to list around the line containing that address.\n\ | |
1232 | With two args if one is empty it stands for ten lines away from the other arg.", NULL)); | |
1233 | ||
1234 | if (!xdb_commands) | |
1235 | add_com_alias ("l", "list", class_files, 1); | |
1236 | else | |
1237 | add_com_alias ("v", "list", class_files, 1); | |
1238 | ||
1239 | if (dbx_commands) | |
1240 | add_com_alias ("file", "list", class_files, 1); | |
1241 | ||
83c31e7d FN |
1242 | c = add_com ("disassemble", class_vars, disassemble_command, |
1243 | "Disassemble a specified section of memory.\n\ | |
1244 | Default is the function surrounding the pc of the selected frame.\n\ | |
1245 | With a single argument, the function surrounding that address is dumped.\n\ | |
1246 | Two arguments are taken as a range of memory to dump."); | |
1247 | set_cmd_completer (c, location_completer); | |
1248 | if (xdb_commands) | |
1249 | add_com_alias ("va", "disassemble", class_xdb, 0); | |
0378c332 | 1250 | |
d318976c FN |
1251 | /* NOTE: cagney/2000-03-20: Being able to enter ``(gdb) !ls'' would |
1252 | be a really useful feature. Unfortunately, the below wont do | |
1253 | this. Instead it adds support for the form ``(gdb) ! ls'' | |
1254 | (i.e. the space is required). If the ``!'' command below is | |
1255 | added the complains about no ``!'' command would be replaced by | |
1256 | complains about how the ``!'' command is broken :-) */ | |
1257 | if (xdb_commands) | |
1258 | add_com_alias ("!", "shell", class_support, 0); | |
1259 | ||
fa58ee11 EZ |
1260 | c = add_com ("make", class_support, make_command, |
1261 | "Run the ``make'' program using the rest of the line as arguments."); | |
5ba2abeb | 1262 | set_cmd_completer (c, filename_completer); |
d318976c FN |
1263 | add_cmd ("user", no_class, show_user, |
1264 | "Show definitions of user defined commands.\n\ | |
1265 | Argument is the name of the user defined command.\n\ | |
1266 | With no argument, show definitions of all user defined commands.", &showlist); | |
1267 | add_com ("apropos", class_support, apropos_command, "Search for commands matching a REGEXP"); | |
20f01a46 DH |
1268 | |
1269 | add_show_from_set ( | |
1270 | add_set_cmd ("max-user-call-depth", no_class, var_integer, | |
1271 | (char *) &max_user_call_depth, | |
1272 | "Set the max call depth for user-defined commands.\n", | |
1273 | &setlist), | |
1274 | &showlist); | |
d318976c | 1275 | } |