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" |
325ed089 | 29 | #include "gdb_vfork.h" |
0378c332 FN |
30 | #include "linespec.h" |
31 | #include "expression.h" | |
83c31e7d FN |
32 | #include "frame.h" |
33 | #include "value.h" | |
0378c332 | 34 | #include "language.h" |
fe4e3eb8 | 35 | #include "filenames.h" /* for DOSish file names */ |
0378c332 FN |
36 | #include "objfiles.h" |
37 | #include "source.h" | |
83c31e7d | 38 | #include "disasm.h" |
d318976c | 39 | |
d318976c | 40 | #include "ui-out.h" |
d318976c FN |
41 | |
42 | #include "top.h" | |
43 | #include "cli/cli-decode.h" | |
44 | #include "cli/cli-script.h" | |
45 | #include "cli/cli-setshow.h" | |
46 | #include "cli/cli-cmds.h" | |
47 | ||
48 | #ifndef GDBINIT_FILENAME | |
49 | #define GDBINIT_FILENAME ".gdbinit" | |
50 | #endif | |
51 | ||
0378c332 | 52 | /* Prototypes for local command functions */ |
d318976c FN |
53 | |
54 | static void complete_command (char *, int); | |
55 | ||
56 | static void echo_command (char *, int); | |
57 | ||
58 | static void pwd_command (char *, int); | |
59 | ||
60 | static void show_version (char *, int); | |
61 | ||
62 | static void validate_comname (char *); | |
63 | ||
64 | static void help_command (char *, int); | |
65 | ||
66 | static void show_command (char *, int); | |
67 | ||
68 | static void info_command (char *, int); | |
69 | ||
70 | static void show_debug (char *, int); | |
71 | ||
72 | static void set_debug (char *, int); | |
73 | ||
74 | static void show_user (char *, int); | |
75 | ||
76 | static void make_command (char *, int); | |
77 | ||
78 | static void shell_escape (char *, int); | |
79 | ||
0378c332 FN |
80 | static void edit_command (char *, int); |
81 | ||
82 | static void list_command (char *, int); | |
83 | ||
d318976c | 84 | void apropos_command (char *, int); |
0378c332 FN |
85 | |
86 | /* Prototypes for local utility functions */ | |
87 | ||
88 | static void ambiguous_line_spec (struct symtabs_and_lines *); | |
d318976c | 89 | \f |
20f01a46 DH |
90 | /* Limit the call depth of user-defined commands */ |
91 | int max_user_call_depth; | |
92 | ||
d318976c FN |
93 | /* Define all cmd_list_elements. */ |
94 | ||
95 | /* Chain containing all defined commands. */ | |
96 | ||
97 | struct cmd_list_element *cmdlist; | |
98 | ||
99 | /* Chain containing all defined info subcommands. */ | |
100 | ||
101 | struct cmd_list_element *infolist; | |
102 | ||
103 | /* Chain containing all defined enable subcommands. */ | |
104 | ||
105 | struct cmd_list_element *enablelist; | |
106 | ||
107 | /* Chain containing all defined disable subcommands. */ | |
108 | ||
109 | struct cmd_list_element *disablelist; | |
110 | ||
111 | /* Chain containing all defined toggle subcommands. */ | |
112 | ||
113 | struct cmd_list_element *togglelist; | |
114 | ||
115 | /* Chain containing all defined stop subcommands. */ | |
116 | ||
117 | struct cmd_list_element *stoplist; | |
118 | ||
119 | /* Chain containing all defined delete subcommands. */ | |
120 | ||
121 | struct cmd_list_element *deletelist; | |
122 | ||
123 | /* Chain containing all defined "enable breakpoint" subcommands. */ | |
124 | ||
125 | struct cmd_list_element *enablebreaklist; | |
126 | ||
127 | /* Chain containing all defined set subcommands */ | |
128 | ||
129 | struct cmd_list_element *setlist; | |
130 | ||
131 | /* Chain containing all defined unset subcommands */ | |
132 | ||
133 | struct cmd_list_element *unsetlist; | |
134 | ||
135 | /* Chain containing all defined show subcommands. */ | |
136 | ||
137 | struct cmd_list_element *showlist; | |
138 | ||
139 | /* Chain containing all defined \"set history\". */ | |
140 | ||
141 | struct cmd_list_element *sethistlist; | |
142 | ||
143 | /* Chain containing all defined \"show history\". */ | |
144 | ||
145 | struct cmd_list_element *showhistlist; | |
146 | ||
147 | /* Chain containing all defined \"unset history\". */ | |
148 | ||
149 | struct cmd_list_element *unsethistlist; | |
150 | ||
151 | /* Chain containing all defined maintenance subcommands. */ | |
152 | ||
153 | struct cmd_list_element *maintenancelist; | |
154 | ||
155 | /* Chain containing all defined "maintenance info" subcommands. */ | |
156 | ||
157 | struct cmd_list_element *maintenanceinfolist; | |
158 | ||
159 | /* Chain containing all defined "maintenance print" subcommands. */ | |
160 | ||
161 | struct cmd_list_element *maintenanceprintlist; | |
162 | ||
163 | struct cmd_list_element *setprintlist; | |
164 | ||
165 | struct cmd_list_element *showprintlist; | |
166 | ||
167 | struct cmd_list_element *setdebuglist; | |
168 | ||
169 | struct cmd_list_element *showdebuglist; | |
170 | ||
171 | struct cmd_list_element *setchecklist; | |
172 | ||
173 | struct cmd_list_element *showchecklist; | |
174 | \f | |
175 | /* Utility used everywhere when at least one argument is needed and | |
176 | none is supplied. */ | |
177 | ||
178 | void | |
179 | error_no_arg (char *why) | |
180 | { | |
181 | error ("Argument required (%s).", why); | |
182 | } | |
183 | ||
184 | /* The "info" command is defined as a prefix, with allow_unknown = 0. | |
185 | Therefore, its own definition is called only for "info" with no args. */ | |
186 | ||
d318976c FN |
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 | ||
d318976c FN |
196 | static void |
197 | show_command (char *arg, int from_tty) | |
198 | { | |
199 | cmd_show_list (showlist, from_tty, ""); | |
200 | } | |
201 | \f | |
202 | /* Provide documentation on command or list given by COMMAND. FROM_TTY | |
203 | is ignored. */ | |
204 | ||
d318976c FN |
205 | static void |
206 | help_command (char *command, int from_tty) | |
207 | { | |
208 | help_cmd (command, gdb_stdout); | |
209 | } | |
210 | \f | |
83d31a92 TT |
211 | /* String compare function for qsort. */ |
212 | static int | |
213 | compare_strings (const void *arg1, const void *arg2) | |
214 | { | |
215 | const char **s1 = (const char **) arg1; | |
216 | const char **s2 = (const char **) arg2; | |
217 | return strcmp (*s1, *s2); | |
218 | } | |
219 | ||
d318976c FN |
220 | /* The "complete" command is used by Emacs to implement completion. */ |
221 | ||
d318976c FN |
222 | static void |
223 | complete_command (char *arg, int from_tty) | |
224 | { | |
225 | int i; | |
226 | int argpoint; | |
83d31a92 | 227 | char **completions; |
d318976c FN |
228 | |
229 | dont_repeat (); | |
230 | ||
231 | if (arg == NULL) | |
232 | arg = ""; | |
233 | argpoint = strlen (arg); | |
234 | ||
83d31a92 TT |
235 | completions = complete_line (arg, arg, argpoint); |
236 | ||
237 | if (completions) | |
d318976c | 238 | { |
83d31a92 TT |
239 | int item, size; |
240 | ||
241 | for (size = 0; completions[size]; ++size) | |
242 | ; | |
243 | qsort (completions, size, sizeof (char *), compare_strings); | |
244 | ||
245 | /* We do extra processing here since we only want to print each | |
246 | unique item once. */ | |
247 | item = 0; | |
248 | while (item < size) | |
249 | { | |
250 | int next_item; | |
251 | printf_unfiltered ("%s\n", completions[item]); | |
252 | next_item = item + 1; | |
253 | while (next_item < size | |
254 | && ! strcmp (completions[item], completions[next_item])) | |
255 | { | |
256 | xfree (completions[next_item]); | |
257 | ++next_item; | |
258 | } | |
259 | ||
260 | xfree (completions[item]); | |
261 | item = next_item; | |
262 | } | |
263 | ||
264 | xfree (completions); | |
d318976c FN |
265 | } |
266 | } | |
267 | ||
bbaca940 AC |
268 | int |
269 | is_complete_command (struct cmd_list_element *c) | |
d318976c | 270 | { |
bbaca940 | 271 | return cmd_cfunc_eq (c, complete_command); |
d318976c FN |
272 | } |
273 | ||
d318976c FN |
274 | static void |
275 | show_version (char *args, int from_tty) | |
276 | { | |
277 | immediate_quit++; | |
278 | print_gdb_version (gdb_stdout); | |
279 | printf_filtered ("\n"); | |
280 | immediate_quit--; | |
281 | } | |
282 | ||
283 | /* Handle the quit command. */ | |
284 | ||
285 | void | |
286 | quit_command (char *args, int from_tty) | |
287 | { | |
288 | if (!quit_confirm ()) | |
289 | error ("Not confirmed."); | |
290 | quit_force (args, from_tty); | |
291 | } | |
292 | ||
d318976c FN |
293 | static void |
294 | pwd_command (char *args, int from_tty) | |
295 | { | |
296 | if (args) | |
297 | error ("The \"pwd\" command does not take an argument: %s", args); | |
298 | getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
299 | ||
6314a349 | 300 | if (strcmp (gdb_dirbuf, current_directory) != 0) |
d318976c FN |
301 | printf_unfiltered ("Working directory %s\n (canonically %s).\n", |
302 | current_directory, gdb_dirbuf); | |
303 | else | |
304 | printf_unfiltered ("Working directory %s.\n", current_directory); | |
305 | } | |
306 | ||
307 | void | |
308 | cd_command (char *dir, int from_tty) | |
309 | { | |
310 | int len; | |
311 | /* Found something other than leading repetitions of "/..". */ | |
312 | int found_real_path; | |
313 | char *p; | |
314 | ||
315 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
316 | repeat might be useful but is more likely to be a mistake. */ | |
317 | dont_repeat (); | |
318 | ||
319 | if (dir == 0) | |
320 | error_no_arg ("new working directory"); | |
321 | ||
322 | dir = tilde_expand (dir); | |
b8c9b27d | 323 | make_cleanup (xfree, dir); |
d318976c FN |
324 | |
325 | if (chdir (dir) < 0) | |
326 | perror_with_name (dir); | |
327 | ||
c3690141 | 328 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
329 | /* There's too much mess with DOSish names like "d:", "d:.", |
330 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
331 | simply get the canonicalized name of the current directory. */ | |
332 | dir = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
333 | #endif | |
334 | ||
335 | len = strlen (dir); | |
fe4e3eb8 | 336 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
337 | { |
338 | /* Remove the trailing slash unless this is a root directory | |
339 | (including a drive letter on non-Unix systems). */ | |
340 | if (!(len == 1) /* "/" */ | |
c3690141 | 341 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 342 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
343 | #endif |
344 | ) | |
345 | len--; | |
346 | } | |
347 | ||
348 | dir = savestring (dir, len); | |
fe4e3eb8 | 349 | if (IS_ABSOLUTE_PATH (dir)) |
d318976c FN |
350 | current_directory = dir; |
351 | else | |
352 | { | |
fe4e3eb8 | 353 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
d318976c FN |
354 | current_directory = concat (current_directory, dir, NULL); |
355 | else | |
356 | current_directory = concat (current_directory, SLASH_STRING, dir, NULL); | |
b8c9b27d | 357 | xfree (dir); |
d318976c FN |
358 | } |
359 | ||
360 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
361 | ||
362 | found_real_path = 0; | |
363 | for (p = current_directory; *p;) | |
364 | { | |
fe4e3eb8 EZ |
365 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
366 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
d318976c | 367 | strcpy (p, p + 2); |
fe4e3eb8 EZ |
368 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
369 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
370 | { |
371 | if (found_real_path) | |
372 | { | |
373 | /* Search backwards for the directory just before the "/.." | |
374 | and obliterate it and the "/..". */ | |
375 | char *q = p; | |
fe4e3eb8 | 376 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
377 | --q; |
378 | ||
379 | if (q == current_directory) | |
380 | /* current_directory is | |
381 | a relative pathname ("can't happen"--leave it alone). */ | |
382 | ++p; | |
383 | else | |
384 | { | |
385 | strcpy (q - 1, p + 3); | |
386 | p = q - 1; | |
387 | } | |
388 | } | |
389 | else | |
390 | /* We are dealing with leading repetitions of "/..", for example | |
391 | "/../..", which is the Mach super-root. */ | |
392 | p += 3; | |
393 | } | |
394 | else | |
395 | { | |
396 | found_real_path = 1; | |
397 | ++p; | |
398 | } | |
399 | } | |
400 | ||
401 | forget_cached_source_info (); | |
402 | ||
403 | if (from_tty) | |
404 | pwd_command ((char *) 0, 1); | |
405 | } | |
406 | \f | |
407 | void | |
408 | source_command (char *args, int from_tty) | |
409 | { | |
410 | FILE *stream; | |
411 | struct cleanup *old_cleanups; | |
412 | char *file = args; | |
413 | ||
414 | if (file == NULL) | |
415 | { | |
416 | error ("source command requires pathname of file to source."); | |
417 | } | |
418 | ||
419 | file = tilde_expand (file); | |
b8c9b27d | 420 | old_cleanups = make_cleanup (xfree, file); |
d318976c FN |
421 | |
422 | stream = fopen (file, FOPEN_RT); | |
423 | if (!stream) | |
424 | { | |
425 | if (from_tty) | |
426 | perror_with_name (file); | |
427 | else | |
428 | return; | |
429 | } | |
430 | ||
431 | script_from_file (stream, file); | |
432 | ||
433 | do_cleanups (old_cleanups); | |
434 | } | |
435 | ||
d318976c FN |
436 | static void |
437 | echo_command (char *text, int from_tty) | |
438 | { | |
439 | char *p = text; | |
d5b5ac79 | 440 | int c; |
d318976c FN |
441 | |
442 | if (text) | |
443 | while ((c = *p++) != '\0') | |
444 | { | |
445 | if (c == '\\') | |
446 | { | |
447 | /* \ at end of argument is used after spaces | |
448 | so they won't be lost. */ | |
449 | if (*p == 0) | |
450 | return; | |
451 | ||
452 | c = parse_escape (&p); | |
453 | if (c >= 0) | |
454 | printf_filtered ("%c", c); | |
455 | } | |
456 | else | |
457 | printf_filtered ("%c", c); | |
458 | } | |
459 | ||
460 | /* Force this output to appear now. */ | |
461 | wrap_here (""); | |
462 | gdb_flush (gdb_stdout); | |
463 | } | |
464 | ||
d318976c FN |
465 | static void |
466 | shell_escape (char *arg, int from_tty) | |
467 | { | |
468 | #ifdef CANT_FORK | |
469 | /* If ARG is NULL, they want an inferior shell, but `system' just | |
470 | reports if the shell is available when passed a NULL arg. */ | |
471 | int rc = system (arg ? arg : ""); | |
472 | ||
473 | if (!arg) | |
474 | arg = "inferior shell"; | |
475 | ||
476 | if (rc == -1) | |
477 | { | |
478 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, | |
479 | safe_strerror (errno)); | |
480 | gdb_flush (gdb_stderr); | |
481 | } | |
482 | else if (rc) | |
483 | { | |
484 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); | |
485 | gdb_flush (gdb_stderr); | |
486 | } | |
2584159e | 487 | #ifdef GLOBAL_CURDIR |
d318976c FN |
488 | /* Make sure to return to the directory GDB thinks it is, in case the |
489 | shell command we just ran changed it. */ | |
490 | chdir (current_directory); | |
491 | #endif | |
492 | #else /* Can fork. */ | |
493 | int rc, status, pid; | |
d318976c | 494 | |
325ed089 | 495 | if ((pid = vfork ()) == 0) |
d318976c | 496 | { |
30e94205 DJ |
497 | char *p, *user_shell; |
498 | ||
499 | if ((user_shell = (char *) getenv ("SHELL")) == NULL) | |
500 | user_shell = "/bin/sh"; | |
501 | ||
502 | /* Get the name of the shell for arg0 */ | |
503 | if ((p = strrchr (user_shell, '/')) == NULL) | |
504 | p = user_shell; | |
505 | else | |
506 | p++; /* Get past '/' */ | |
507 | ||
d318976c FN |
508 | if (!arg) |
509 | execl (user_shell, p, 0); | |
510 | else | |
511 | execl (user_shell, p, "-c", arg, 0); | |
512 | ||
513 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
514 | safe_strerror (errno)); | |
515 | gdb_flush (gdb_stderr); | |
516 | _exit (0177); | |
517 | } | |
518 | ||
519 | if (pid != -1) | |
520 | while ((rc = wait (&status)) != pid && rc != -1) | |
521 | ; | |
522 | else | |
523 | error ("Fork failed"); | |
524 | #endif /* Can fork. */ | |
525 | } | |
526 | ||
0378c332 FN |
527 | static void |
528 | edit_command (char *arg, int from_tty) | |
529 | { | |
530 | struct symtabs_and_lines sals; | |
531 | struct symtab_and_line sal; | |
532 | struct symbol *sym; | |
533 | char *arg1; | |
534 | int cmdlen, log10; | |
535 | unsigned m; | |
536 | char *editor; | |
537 | char *p; | |
538 | ||
539 | /* Pull in the current default source line if necessary */ | |
540 | if (arg == 0) | |
53cb0458 FN |
541 | { |
542 | set_default_source_symtab_and_line (); | |
543 | sal = get_current_source_symtab_and_line (); | |
544 | } | |
0378c332 FN |
545 | |
546 | /* bare "edit" edits file with present line. */ | |
547 | ||
548 | if (arg == 0) | |
549 | { | |
550 | if (sal.symtab == 0) | |
551 | error ("No default source file yet."); | |
552 | sal.line += get_lines_to_list () / 2; | |
553 | } | |
554 | else | |
555 | { | |
556 | ||
557 | /* Now should only be one argument -- decode it in SAL */ | |
558 | ||
559 | arg1 = arg; | |
560 | sals = decode_line_1 (&arg1, 0, 0, 0, 0); | |
561 | ||
562 | if (! sals.nelts) return; /* C++ */ | |
563 | if (sals.nelts > 1) { | |
564 | ambiguous_line_spec (&sals); | |
565 | xfree (sals.sals); | |
566 | return; | |
567 | } | |
568 | ||
569 | sal = sals.sals[0]; | |
570 | xfree (sals.sals); | |
571 | ||
572 | if (*arg1) | |
573 | error ("Junk at end of line specification."); | |
574 | ||
575 | /* if line was specified by address, | |
576 | first print exactly which line, and which file. | |
577 | In this case, sal.symtab == 0 means address is outside | |
578 | of all known source files, not that user failed to give a filename. */ | |
579 | if (*arg == '*') | |
580 | { | |
581 | if (sal.symtab == 0) | |
582 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
583 | error ("No source file for address %s.", | |
584 | local_hex_string((unsigned long) sal.pc)); | |
585 | sym = find_pc_function (sal.pc); | |
586 | if (sym) | |
587 | { | |
588 | print_address_numeric (sal.pc, 1, gdb_stdout); | |
589 | printf_filtered (" is in "); | |
de5ad195 | 590 | fputs_filtered (SYMBOL_PRINT_NAME (sym), gdb_stdout); |
0378c332 FN |
591 | printf_filtered (" (%s:%d).\n", sal.symtab->filename, sal.line); |
592 | } | |
593 | else | |
594 | { | |
595 | print_address_numeric (sal.pc, 1, gdb_stdout); | |
596 | printf_filtered (" is at %s:%d.\n", | |
597 | sal.symtab->filename, sal.line); | |
598 | } | |
599 | } | |
600 | ||
601 | /* If what was given does not imply a symtab, it must be an undebuggable | |
602 | symbol which means no source code. */ | |
603 | ||
604 | if (sal.symtab == 0) | |
605 | error ("No line number known for %s.", arg); | |
606 | } | |
607 | ||
608 | if ((editor = (char *) getenv ("EDITOR")) == NULL) | |
609 | editor = "/bin/ex"; | |
610 | ||
611 | /* Approximate base-10 log of line to 1 unit for digit count */ | |
612 | for(log10=32, m=0x80000000; !(sal.line & m) && log10>0; log10--, m=m>>1); | |
613 | log10 = 1 + (int)((log10 + (0 == ((m-1) & sal.line)))/3.32192809); | |
614 | ||
615 | cmdlen = strlen(editor) + 1 | |
616 | + (NULL == sal.symtab->dirname ? 0 : strlen(sal.symtab->dirname) + 1) | |
617 | + (NULL == sal.symtab->filename? 0 : strlen(sal.symtab->filename)+ 1) | |
618 | + log10 + 2; | |
619 | ||
620 | p = xmalloc(cmdlen); | |
621 | sprintf(p,"%s +%d %s%s",editor,sal.line, | |
622 | (NULL == sal.symtab->dirname ? "./" : | |
623 | (NULL != sal.symtab->filename && *(sal.symtab->filename) != '/') ? | |
624 | sal.symtab->dirname : ""), | |
625 | (NULL == sal.symtab->filename ? "unknown" : sal.symtab->filename) | |
626 | ); | |
627 | shell_escape(p, from_tty); | |
628 | ||
629 | xfree(p); | |
630 | } | |
631 | ||
632 | static void | |
633 | list_command (char *arg, int from_tty) | |
634 | { | |
635 | struct symtabs_and_lines sals, sals_end; | |
636 | struct symtab_and_line sal, sal_end, cursal; | |
637 | struct symbol *sym; | |
638 | char *arg1; | |
639 | int no_end = 1; | |
640 | int dummy_end = 0; | |
641 | int dummy_beg = 0; | |
642 | int linenum_beg = 0; | |
643 | char *p; | |
644 | ||
645 | /* Pull in the current default source line if necessary */ | |
646 | if (arg == 0 || arg[0] == '+' || arg[0] == '-') | |
53cb0458 FN |
647 | { |
648 | set_default_source_symtab_and_line (); | |
649 | cursal = get_current_source_symtab_and_line (); | |
650 | } | |
0378c332 FN |
651 | |
652 | /* "l" or "l +" lists next ten lines. */ | |
653 | ||
6314a349 | 654 | if (arg == 0 || strcmp (arg, "+") == 0) |
0378c332 FN |
655 | { |
656 | print_source_lines (cursal.symtab, cursal.line, | |
657 | cursal.line + get_lines_to_list (), 0); | |
658 | return; | |
659 | } | |
660 | ||
661 | /* "l -" lists previous ten lines, the ones before the ten just listed. */ | |
6314a349 | 662 | if (strcmp (arg, "-") == 0) |
0378c332 FN |
663 | { |
664 | print_source_lines (cursal.symtab, | |
665 | max (get_first_line_listed () - get_lines_to_list (), 1), | |
666 | get_first_line_listed (), 0); | |
667 | return; | |
668 | } | |
669 | ||
670 | /* Now if there is only one argument, decode it in SAL | |
671 | and set NO_END. | |
672 | If there are two arguments, decode them in SAL and SAL_END | |
673 | and clear NO_END; however, if one of the arguments is blank, | |
674 | set DUMMY_BEG or DUMMY_END to record that fact. */ | |
675 | ||
676 | if (!have_full_symbols () && !have_partial_symbols ()) | |
677 | error ("No symbol table is loaded. Use the \"file\" command."); | |
678 | ||
679 | arg1 = arg; | |
680 | if (*arg1 == ',') | |
681 | dummy_beg = 1; | |
682 | else | |
683 | { | |
684 | sals = decode_line_1 (&arg1, 0, 0, 0, 0); | |
685 | ||
686 | if (!sals.nelts) | |
687 | return; /* C++ */ | |
688 | if (sals.nelts > 1) | |
689 | { | |
690 | ambiguous_line_spec (&sals); | |
691 | xfree (sals.sals); | |
692 | return; | |
693 | } | |
694 | ||
695 | sal = sals.sals[0]; | |
696 | xfree (sals.sals); | |
697 | } | |
698 | ||
699 | /* Record whether the BEG arg is all digits. */ | |
700 | ||
701 | for (p = arg; p != arg1 && *p >= '0' && *p <= '9'; p++); | |
702 | linenum_beg = (p == arg1); | |
703 | ||
704 | while (*arg1 == ' ' || *arg1 == '\t') | |
705 | arg1++; | |
706 | if (*arg1 == ',') | |
707 | { | |
708 | no_end = 0; | |
709 | arg1++; | |
710 | while (*arg1 == ' ' || *arg1 == '\t') | |
711 | arg1++; | |
712 | if (*arg1 == 0) | |
713 | dummy_end = 1; | |
714 | else | |
715 | { | |
716 | if (dummy_beg) | |
717 | sals_end = decode_line_1 (&arg1, 0, 0, 0, 0); | |
718 | else | |
719 | sals_end = decode_line_1 (&arg1, 0, sal.symtab, sal.line, 0); | |
720 | if (sals_end.nelts == 0) | |
721 | return; | |
722 | if (sals_end.nelts > 1) | |
723 | { | |
724 | ambiguous_line_spec (&sals_end); | |
725 | xfree (sals_end.sals); | |
726 | return; | |
727 | } | |
728 | sal_end = sals_end.sals[0]; | |
729 | xfree (sals_end.sals); | |
730 | } | |
731 | } | |
732 | ||
733 | if (*arg1) | |
734 | error ("Junk at end of line specification."); | |
735 | ||
736 | if (!no_end && !dummy_beg && !dummy_end | |
737 | && sal.symtab != sal_end.symtab) | |
738 | error ("Specified start and end are in different files."); | |
739 | if (dummy_beg && dummy_end) | |
740 | error ("Two empty args do not say what lines to list."); | |
741 | ||
742 | /* if line was specified by address, | |
743 | first print exactly which line, and which file. | |
744 | In this case, sal.symtab == 0 means address is outside | |
745 | of all known source files, not that user failed to give a filename. */ | |
746 | if (*arg == '*') | |
747 | { | |
748 | if (sal.symtab == 0) | |
749 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
750 | error ("No source file for address %s.", | |
751 | local_hex_string ((unsigned long) sal.pc)); | |
752 | sym = find_pc_function (sal.pc); | |
753 | if (sym) | |
754 | { | |
755 | print_address_numeric (sal.pc, 1, gdb_stdout); | |
756 | printf_filtered (" is in "); | |
de5ad195 | 757 | fputs_filtered (SYMBOL_PRINT_NAME (sym), gdb_stdout); |
0378c332 FN |
758 | printf_filtered (" (%s:%d).\n", sal.symtab->filename, sal.line); |
759 | } | |
760 | else | |
761 | { | |
762 | print_address_numeric (sal.pc, 1, gdb_stdout); | |
763 | printf_filtered (" is at %s:%d.\n", | |
764 | sal.symtab->filename, sal.line); | |
765 | } | |
766 | } | |
767 | ||
768 | /* If line was not specified by just a line number, | |
769 | and it does not imply a symtab, it must be an undebuggable symbol | |
770 | which means no source code. */ | |
771 | ||
772 | if (!linenum_beg && sal.symtab == 0) | |
773 | error ("No line number known for %s.", arg); | |
774 | ||
775 | /* If this command is repeated with RET, | |
776 | turn it into the no-arg variant. */ | |
777 | ||
778 | if (from_tty) | |
779 | *arg = 0; | |
780 | ||
781 | if (dummy_beg && sal_end.symtab == 0) | |
782 | error ("No default source file yet. Do \"help list\"."); | |
783 | if (dummy_beg) | |
784 | print_source_lines (sal_end.symtab, | |
785 | max (sal_end.line - (get_lines_to_list () - 1), 1), | |
786 | sal_end.line + 1, 0); | |
787 | else if (sal.symtab == 0) | |
788 | error ("No default source file yet. Do \"help list\"."); | |
789 | else if (no_end) | |
790 | { | |
791 | int first_line = sal.line - get_lines_to_list () / 2; | |
792 | ||
793 | if (first_line < 1) first_line = 1; | |
794 | ||
795 | print_source_lines (sal.symtab, | |
796 | first_line, | |
797 | first_line + get_lines_to_list (), | |
798 | 0); | |
799 | } | |
800 | else | |
801 | print_source_lines (sal.symtab, sal.line, | |
802 | (dummy_end | |
803 | ? sal.line + get_lines_to_list () | |
804 | : sal_end.line + 1), | |
805 | 0); | |
806 | } | |
807 | ||
83c31e7d FN |
808 | /* Dump a specified section of assembly code. With no command line |
809 | arguments, this command will dump the assembly code for the | |
810 | function surrounding the pc value in the selected frame. With one | |
811 | argument, it will dump the assembly code surrounding that pc value. | |
812 | Two arguments are interpeted as bounds within which to dump | |
813 | assembly. */ | |
814 | ||
83c31e7d FN |
815 | static void |
816 | disassemble_command (char *arg, int from_tty) | |
817 | { | |
818 | CORE_ADDR low, high; | |
819 | char *name; | |
820 | CORE_ADDR pc, pc_masked; | |
821 | char *space_index; | |
822 | #if 0 | |
823 | asection *section; | |
824 | #endif | |
825 | ||
826 | name = NULL; | |
827 | if (!arg) | |
828 | { | |
6e7f8b9c | 829 | if (!deprecated_selected_frame) |
83c31e7d FN |
830 | error ("No frame selected.\n"); |
831 | ||
6e7f8b9c | 832 | pc = get_frame_pc (deprecated_selected_frame); |
83c31e7d FN |
833 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
834 | error ("No function contains program counter for selected frame.\n"); | |
835 | #if defined(TUI) | |
021e7609 AC |
836 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
837 | `tui_version'. */ | |
838 | else if (tui_active) | |
83c31e7d FN |
839 | low = tuiGetLowDisassemblyAddress (low, pc); |
840 | #endif | |
841 | low += FUNCTION_START_OFFSET; | |
842 | } | |
843 | else if (!(space_index = (char *) strchr (arg, ' '))) | |
844 | { | |
845 | /* One argument. */ | |
846 | pc = parse_and_eval_address (arg); | |
847 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) | |
848 | error ("No function contains specified address.\n"); | |
849 | #if defined(TUI) | |
021e7609 AC |
850 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
851 | `tui_version'. */ | |
852 | else if (tui_active) | |
83c31e7d FN |
853 | low = tuiGetLowDisassemblyAddress (low, pc); |
854 | #endif | |
855 | low += FUNCTION_START_OFFSET; | |
856 | } | |
857 | else | |
858 | { | |
859 | /* Two arguments. */ | |
860 | *space_index = '\0'; | |
861 | low = parse_and_eval_address (arg); | |
862 | high = parse_and_eval_address (space_index + 1); | |
863 | } | |
864 | ||
865 | #if defined(TUI) | |
866 | if (!tui_is_window_visible (DISASSEM_WIN)) | |
867 | #endif | |
868 | { | |
869 | printf_filtered ("Dump of assembler code "); | |
870 | if (name != NULL) | |
871 | { | |
872 | printf_filtered ("for function %s:\n", name); | |
873 | } | |
874 | else | |
875 | { | |
876 | printf_filtered ("from "); | |
877 | print_address_numeric (low, 1, gdb_stdout); | |
878 | printf_filtered (" to "); | |
879 | print_address_numeric (high, 1, gdb_stdout); | |
880 | printf_filtered (":\n"); | |
881 | } | |
882 | ||
883 | /* Dump the specified range. */ | |
884 | gdb_disassembly (uiout, 0, 0, 0, -1, low, high); | |
885 | ||
886 | printf_filtered ("End of assembler dump.\n"); | |
887 | gdb_flush (gdb_stdout); | |
888 | } | |
889 | #if defined(TUI) | |
890 | else | |
891 | { | |
892 | tui_show_assembly (low); | |
893 | } | |
894 | #endif | |
895 | } | |
896 | ||
d318976c FN |
897 | static void |
898 | make_command (char *arg, int from_tty) | |
899 | { | |
900 | char *p; | |
901 | ||
902 | if (arg == 0) | |
903 | p = "make"; | |
904 | else | |
905 | { | |
906 | p = xmalloc (sizeof ("make ") + strlen (arg)); | |
907 | strcpy (p, "make "); | |
908 | strcpy (p + sizeof ("make ") - 1, arg); | |
909 | } | |
910 | ||
911 | shell_escape (p, from_tty); | |
912 | } | |
913 | ||
d318976c FN |
914 | static void |
915 | show_user (char *args, int from_tty) | |
916 | { | |
917 | struct cmd_list_element *c; | |
918 | extern struct cmd_list_element *cmdlist; | |
919 | ||
920 | if (args) | |
921 | { | |
922 | c = lookup_cmd (&args, cmdlist, "", 0, 1); | |
923 | if (c->class != class_user) | |
924 | error ("Not a user command."); | |
925 | show_user_1 (c, gdb_stdout); | |
926 | } | |
927 | else | |
928 | { | |
929 | for (c = cmdlist; c; c = c->next) | |
930 | { | |
931 | if (c->class == class_user) | |
932 | show_user_1 (c, gdb_stdout); | |
933 | } | |
934 | } | |
935 | } | |
936 | ||
937 | /* Search through names of commands and documentations for a certain | |
938 | regular expression. | |
939 | */ | |
940 | void | |
941 | apropos_command (char *searchstr, int from_tty) | |
942 | { | |
943 | extern struct cmd_list_element *cmdlist; /*This is the main command list*/ | |
944 | regex_t pattern; | |
945 | char *pattern_fastmap; | |
946 | char errorbuffer[512]; | |
2e94c453 | 947 | pattern_fastmap = xcalloc (256, sizeof (char)); |
d318976c FN |
948 | if (searchstr == NULL) |
949 | error("REGEXP string is empty"); | |
950 | ||
951 | if (regcomp(&pattern,searchstr,REG_ICASE) == 0) | |
952 | { | |
953 | pattern.fastmap=pattern_fastmap; | |
954 | re_compile_fastmap(&pattern); | |
955 | apropos_cmd (gdb_stdout,cmdlist,&pattern,""); | |
956 | } | |
957 | else | |
958 | { | |
959 | regerror(regcomp(&pattern,searchstr,REG_ICASE),NULL,errorbuffer,512); | |
960 | error("Error in regular expression:%s",errorbuffer); | |
961 | } | |
2b5436af | 962 | xfree (pattern_fastmap); |
d318976c FN |
963 | } |
964 | \f | |
0378c332 FN |
965 | /* Print a list of files and line numbers which a user may choose from |
966 | in order to list a function which was specified ambiguously (as with | |
967 | `list classname::overloadedfuncname', for example). The vector in | |
968 | SALS provides the filenames and line numbers. */ | |
969 | ||
970 | static void | |
971 | ambiguous_line_spec (struct symtabs_and_lines *sals) | |
972 | { | |
973 | int i; | |
974 | ||
975 | for (i = 0; i < sals->nelts; ++i) | |
976 | printf_filtered ("file: \"%s\", line number: %d\n", | |
977 | sals->sals[i].symtab->filename, sals->sals[i].line); | |
978 | } | |
979 | ||
d318976c FN |
980 | static void |
981 | set_debug (char *arg, int from_tty) | |
982 | { | |
983 | printf_unfiltered ("\"set debug\" must be followed by the name of a print subcommand.\n"); | |
984 | help_list (setdebuglist, "set debug ", -1, gdb_stdout); | |
985 | } | |
986 | ||
987 | static void | |
988 | show_debug (char *args, int from_tty) | |
989 | { | |
990 | cmd_show_list (showdebuglist, from_tty, ""); | |
991 | } | |
992 | ||
993 | void | |
994 | init_cmd_lists (void) | |
995 | { | |
20f01a46 DH |
996 | max_user_call_depth = 1024; |
997 | ||
d318976c FN |
998 | cmdlist = NULL; |
999 | infolist = NULL; | |
1000 | enablelist = NULL; | |
1001 | disablelist = NULL; | |
1002 | togglelist = NULL; | |
1003 | stoplist = NULL; | |
1004 | deletelist = NULL; | |
1005 | enablebreaklist = NULL; | |
1006 | setlist = NULL; | |
1007 | unsetlist = NULL; | |
1008 | showlist = NULL; | |
1009 | sethistlist = NULL; | |
1010 | showhistlist = NULL; | |
1011 | unsethistlist = NULL; | |
1012 | maintenancelist = NULL; | |
1013 | maintenanceinfolist = NULL; | |
1014 | maintenanceprintlist = NULL; | |
1015 | setprintlist = NULL; | |
1016 | showprintlist = NULL; | |
1017 | setchecklist = NULL; | |
1018 | showchecklist = NULL; | |
1019 | } | |
1020 | ||
1021 | \f | |
1022 | void | |
1023 | init_cli_cmds (void) | |
1024 | { | |
1025 | struct cmd_list_element *c; | |
1026 | ||
1027 | /* Define the classes of commands. | |
1028 | They will appear in the help list in the reverse of this order. */ | |
1029 | ||
e00d1dc8 | 1030 | add_cmd ("internals", class_maintenance, NULL, |
d318976c FN |
1031 | "Maintenance commands.\n\ |
1032 | Some gdb commands are provided just for use by gdb maintainers.\n\ | |
1033 | These commands are subject to frequent change, and may not be as\n\ | |
1034 | well documented as user commands.", | |
1035 | &cmdlist); | |
e00d1dc8 AC |
1036 | add_cmd ("obscure", class_obscure, NULL, "Obscure features.", &cmdlist); |
1037 | add_cmd ("aliases", class_alias, NULL, "Aliases of other commands.", &cmdlist); | |
1038 | add_cmd ("user-defined", class_user, NULL, "User-defined commands.\n\ | |
d318976c FN |
1039 | The commands in this class are those defined by the user.\n\ |
1040 | Use the \"define\" command to define a command.", &cmdlist); | |
e00d1dc8 | 1041 | add_cmd ("support", class_support, NULL, "Support facilities.", &cmdlist); |
d318976c | 1042 | if (!dbx_commands) |
e00d1dc8 AC |
1043 | add_cmd ("status", class_info, NULL, "Status inquiries.", &cmdlist); |
1044 | add_cmd ("files", class_files, NULL, "Specifying and examining files.", &cmdlist); | |
1045 | add_cmd ("breakpoints", class_breakpoint, NULL, "Making program stop at certain points.", &cmdlist); | |
1046 | add_cmd ("data", class_vars, NULL, "Examining data.", &cmdlist); | |
1047 | add_cmd ("stack", class_stack, NULL, "Examining the stack.\n\ | |
d318976c FN |
1048 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ |
1049 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
1050 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
1051 | Variable lookups are done with respect to the selected frame.\n\ | |
1052 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
1053 | The commands below can be used to select other frames by number or address.", | |
1054 | &cmdlist); | |
e00d1dc8 | 1055 | add_cmd ("running", class_run, NULL, "Running the program.", &cmdlist); |
d318976c FN |
1056 | |
1057 | /* Define general commands. */ | |
1058 | ||
1059 | add_com ("pwd", class_files, pwd_command, | |
1060 | "Print working directory. This is used for your program as well."); | |
1061 | c = add_cmd ("cd", class_files, cd_command, | |
1062 | "Set working directory to DIR for debugger and program being debugged.\n\ | |
1063 | The change does not take effect for the program being debugged\n\ | |
1064 | until the next time it is started.", &cmdlist); | |
5ba2abeb | 1065 | set_cmd_completer (c, filename_completer); |
d318976c FN |
1066 | |
1067 | add_com ("echo", class_support, echo_command, | |
1068 | "Print a constant string. Give string as argument.\n\ | |
1069 | C escape sequences may be used in the argument.\n\ | |
1070 | No newline is added at the end of the argument;\n\ | |
1071 | use \"\\n\" if you want a newline to be printed.\n\ | |
1072 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
1073 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
1074 | to be printed or after trailing whitespace."); | |
1075 | add_com ("document", class_support, document_command, | |
1076 | "Document a user-defined command.\n\ | |
1077 | Give command name as argument. Give documentation on following lines.\n\ | |
1078 | End with a line of just \"end\"."); | |
1079 | add_com ("define", class_support, define_command, | |
1080 | "Define a new command name. Command name is argument.\n\ | |
1081 | Definition appears on following lines, one command per line.\n\ | |
1082 | End with a line of just \"end\".\n\ | |
1083 | Use the \"document\" command to give documentation for the new command.\n\ | |
1084 | Commands defined in this way may have up to ten arguments."); | |
1085 | ||
d318976c FN |
1086 | c = add_cmd ("source", class_support, source_command, |
1087 | "Read commands from a file named FILE.\n\ | |
1088 | Note that the file \"" GDBINIT_FILENAME "\" is read automatically in this way\n\ | |
1089 | when gdb is started.", &cmdlist); | |
5ba2abeb | 1090 | set_cmd_completer (c, filename_completer); |
d318976c FN |
1091 | |
1092 | add_com ("quit", class_support, quit_command, "Exit gdb."); | |
db60ec62 | 1093 | c = add_com ("help", class_support, help_command, "Print list of commands."); |
5ba2abeb | 1094 | set_cmd_completer (c, command_completer); |
d318976c FN |
1095 | add_com_alias ("q", "quit", class_support, 1); |
1096 | add_com_alias ("h", "help", class_support, 1); | |
1097 | ||
1098 | c = add_set_cmd ("verbose", class_support, var_boolean, (char *) &info_verbose, | |
1099 | "Set ", | |
1100 | &setlist), | |
1101 | add_show_from_set (c, &showlist); | |
9f60d481 | 1102 | set_cmd_sfunc (c, set_verbose); |
d318976c FN |
1103 | set_verbose (NULL, 0, c); |
1104 | ||
1105 | add_prefix_cmd ("history", class_support, set_history, | |
1106 | "Generic command for setting command history parameters.", | |
1107 | &sethistlist, "set history ", 0, &setlist); | |
1108 | add_prefix_cmd ("history", class_support, show_history, | |
1109 | "Generic command for showing command history parameters.", | |
1110 | &showhistlist, "show history ", 0, &showlist); | |
1111 | ||
1112 | add_show_from_set | |
1113 | (add_set_cmd ("expansion", no_class, var_boolean, (char *) &history_expansion_p, | |
1114 | "Set history expansion on command input.\n\ | |
1115 | Without an argument, history expansion is enabled.", &sethistlist), | |
1116 | &showhistlist); | |
1117 | ||
1118 | add_prefix_cmd ("info", class_info, info_command, | |
1119 | "Generic command for showing things about the program being debugged.", | |
1120 | &infolist, "info ", 0, &cmdlist); | |
1121 | add_com_alias ("i", "info", class_info, 1); | |
1122 | ||
1123 | add_com ("complete", class_obscure, complete_command, | |
1124 | "List the completions for the rest of the line as a command."); | |
1125 | ||
1126 | add_prefix_cmd ("show", class_info, show_command, | |
1127 | "Generic command for showing things about the debugger.", | |
1128 | &showlist, "show ", 0, &cmdlist); | |
1129 | /* Another way to get at the same thing. */ | |
1130 | add_info ("set", show_command, "Show all GDB settings."); | |
1131 | ||
1132 | add_cmd ("commands", no_class, show_commands, | |
1133 | "Show the history of commands you typed.\n\ | |
1134 | You can supply a command number to start with, or a `+' to start after\n\ | |
1135 | the previous command number shown.", | |
1136 | &showlist); | |
1137 | ||
1138 | add_cmd ("version", no_class, show_version, | |
1139 | "Show what version of GDB this is.", &showlist); | |
1140 | ||
1141 | add_com ("while", class_support, while_command, | |
1142 | "Execute nested commands WHILE the conditional expression is non zero.\n\ | |
1143 | The conditional expression must follow the word `while' and must in turn be\n\ | |
1144 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1145 | and should be terminated by the word `end'."); | |
1146 | ||
1147 | add_com ("if", class_support, if_command, | |
1148 | "Execute nested commands once IF the conditional expression is non zero.\n\ | |
1149 | The conditional expression must follow the word `if' and must in turn be\n\ | |
1150 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1151 | and should be terminated by the word 'else' or `end'. If an else clause\n\ | |
1152 | is used, the same rules apply to its nested commands as to the first ones."); | |
1153 | ||
1154 | /* If target is open when baud changes, it doesn't take effect until the | |
1155 | next open (I think, not sure). */ | |
1156 | add_show_from_set (add_set_cmd ("remotebaud", no_class, | |
1157 | var_zinteger, (char *) &baud_rate, | |
1158 | "Set baud rate for remote serial I/O.\n\ | |
1159 | This value is used to set the speed of the serial port when debugging\n\ | |
1160 | using remote targets.", &setlist), | |
1161 | &showlist); | |
1162 | ||
1163 | c = add_set_cmd ("remotedebug", no_class, var_zinteger, | |
1164 | (char *) &remote_debug, | |
1165 | "Set debugging of remote protocol.\n\ | |
1166 | When enabled, each packet sent or received with the remote target\n\ | |
1167 | is displayed.", &setlist); | |
1168 | deprecate_cmd (c, "set debug remote"); | |
1169 | deprecate_cmd (add_show_from_set (c, &showlist), "show debug remote"); | |
1170 | ||
1171 | add_show_from_set (add_set_cmd ("remote", 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.", &setdebuglist), | |
1176 | &showdebuglist); | |
1177 | ||
1178 | add_show_from_set ( | |
1179 | add_set_cmd ("remotetimeout", no_class, var_integer, (char *) &remote_timeout, | |
1180 | "Set timeout limit to wait for target to respond.\n\ | |
1181 | This value is used to set the time limit for gdb to wait for a response\n\ | |
1182 | from the target.", &setlist), | |
1183 | &showlist); | |
1184 | ||
1185 | add_prefix_cmd ("debug", no_class, set_debug, | |
1186 | "Generic command for setting gdb debugging flags", | |
1187 | &setdebuglist, "set debug ", 0, &setlist); | |
1188 | ||
1189 | add_prefix_cmd ("debug", no_class, show_debug, | |
1190 | "Generic command for showing gdb debugging flags", | |
1191 | &showdebuglist, "show debug ", 0, &showlist); | |
1192 | ||
fa58ee11 | 1193 | c = add_com ("shell", class_support, shell_escape, |
d4654627 | 1194 | "Execute the rest of the line as a shell command.\n\ |
d318976c | 1195 | With no arguments, run an inferior shell."); |
5ba2abeb | 1196 | set_cmd_completer (c, filename_completer); |
d318976c | 1197 | |
0378c332 FN |
1198 | c = add_com ("edit", class_files, edit_command, |
1199 | concat ("Edit specified file or function.\n\ | |
1200 | With no argument, edits file containing most recent line listed.\n\ | |
1201 | ", "\ | |
1202 | Editing targets can be specified in these ways:\n\ | |
1203 | FILE:LINENUM, to edit at that line in that file,\n\ | |
1204 | FUNCTION, to edit at the beginning of that function,\n\ | |
1205 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1206 | *ADDRESS, to edit at the line containing that address.\n\ | |
1207 | Uses EDITOR environment variable contents as editor (or ex as default).",NULL)); | |
1208 | ||
1209 | c->completer = location_completer; | |
1210 | ||
1211 | add_com ("list", class_files, list_command, | |
1212 | concat ("List specified function or line.\n\ | |
1213 | With no argument, lists ten more lines after or around previous listing.\n\ | |
1214 | \"list -\" lists the ten lines before a previous ten-line listing.\n\ | |
1215 | One argument specifies a line, and ten lines are listed around that line.\n\ | |
1216 | Two arguments with comma between specify starting and ending lines to list.\n\ | |
1217 | ", "\ | |
1218 | Lines can be specified in these ways:\n\ | |
1219 | LINENUM, to list around that line in current file,\n\ | |
1220 | FILE:LINENUM, to list around that line in that file,\n\ | |
1221 | FUNCTION, to list around beginning of that function,\n\ | |
1222 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1223 | *ADDRESS, to list around the line containing that address.\n\ | |
1224 | With two args if one is empty it stands for ten lines away from the other arg.", NULL)); | |
1225 | ||
1226 | if (!xdb_commands) | |
1227 | add_com_alias ("l", "list", class_files, 1); | |
1228 | else | |
1229 | add_com_alias ("v", "list", class_files, 1); | |
1230 | ||
1231 | if (dbx_commands) | |
1232 | add_com_alias ("file", "list", class_files, 1); | |
1233 | ||
83c31e7d FN |
1234 | c = add_com ("disassemble", class_vars, disassemble_command, |
1235 | "Disassemble a specified section of memory.\n\ | |
1236 | Default is the function surrounding the pc of the selected frame.\n\ | |
1237 | With a single argument, the function surrounding that address is dumped.\n\ | |
1238 | Two arguments are taken as a range of memory to dump."); | |
1239 | set_cmd_completer (c, location_completer); | |
1240 | if (xdb_commands) | |
1241 | add_com_alias ("va", "disassemble", class_xdb, 0); | |
0378c332 | 1242 | |
d318976c FN |
1243 | /* NOTE: cagney/2000-03-20: Being able to enter ``(gdb) !ls'' would |
1244 | be a really useful feature. Unfortunately, the below wont do | |
1245 | this. Instead it adds support for the form ``(gdb) ! ls'' | |
1246 | (i.e. the space is required). If the ``!'' command below is | |
1247 | added the complains about no ``!'' command would be replaced by | |
1248 | complains about how the ``!'' command is broken :-) */ | |
1249 | if (xdb_commands) | |
1250 | add_com_alias ("!", "shell", class_support, 0); | |
1251 | ||
fa58ee11 EZ |
1252 | c = add_com ("make", class_support, make_command, |
1253 | "Run the ``make'' program using the rest of the line as arguments."); | |
5ba2abeb | 1254 | set_cmd_completer (c, filename_completer); |
d318976c FN |
1255 | add_cmd ("user", no_class, show_user, |
1256 | "Show definitions of user defined commands.\n\ | |
1257 | Argument is the name of the user defined command.\n\ | |
1258 | With no argument, show definitions of all user defined commands.", &showlist); | |
1259 | add_com ("apropos", class_support, apropos_command, "Search for commands matching a REGEXP"); | |
20f01a46 DH |
1260 | |
1261 | add_show_from_set ( | |
1262 | add_set_cmd ("max-user-call-depth", no_class, var_integer, | |
1263 | (char *) &max_user_call_depth, | |
1264 | "Set the max call depth for user-defined commands.\n", | |
1265 | &setlist), | |
1266 | &showlist); | |
d318976c | 1267 | } |