Commit | Line | Data |
---|---|---|
d318976c | 1 | /* GDB CLI commands. |
8926118c AC |
2 | |
3 | Copyright 2000, 2001, 2002 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" | |
23 | #include "completer.h" | |
24 | #include "target.h" /* For baud_rate, remote_debug and remote_timeout */ | |
25 | #include "gdb_wait.h" /* For shell escape implementation */ | |
f77b92bf | 26 | #include "gdb_regex.h" /* Used by apropos_command */ |
fe4e3eb8 | 27 | #include "filenames.h" /* for DOSish file names */ |
d318976c | 28 | |
d318976c | 29 | #include "ui-out.h" |
d318976c FN |
30 | |
31 | #include "top.h" | |
32 | #include "cli/cli-decode.h" | |
33 | #include "cli/cli-script.h" | |
34 | #include "cli/cli-setshow.h" | |
35 | #include "cli/cli-cmds.h" | |
36 | ||
37 | #ifndef GDBINIT_FILENAME | |
38 | #define GDBINIT_FILENAME ".gdbinit" | |
39 | #endif | |
40 | ||
d318976c FN |
41 | /* From gdb/top.c */ |
42 | ||
43 | extern void dont_repeat (void); | |
44 | ||
45 | extern void set_verbose (char *, int, struct cmd_list_element *); | |
46 | ||
47 | extern void show_history (char *, int); | |
48 | ||
49 | extern void set_history (char *, int); | |
50 | ||
51 | extern void show_commands (char *, int); | |
52 | ||
53 | /* Prototypes for local functions */ | |
54 | ||
55 | static void complete_command (char *, int); | |
56 | ||
57 | static void echo_command (char *, int); | |
58 | ||
59 | static void pwd_command (char *, int); | |
60 | ||
61 | static void show_version (char *, int); | |
62 | ||
63 | static void validate_comname (char *); | |
64 | ||
65 | static void help_command (char *, int); | |
66 | ||
67 | static void show_command (char *, int); | |
68 | ||
69 | static void info_command (char *, int); | |
70 | ||
71 | static void show_debug (char *, int); | |
72 | ||
73 | static void set_debug (char *, int); | |
74 | ||
75 | static void show_user (char *, int); | |
76 | ||
77 | static void make_command (char *, int); | |
78 | ||
79 | static void shell_escape (char *, int); | |
80 | ||
81 | void apropos_command (char *, int); | |
82 | \f | |
83 | /* Define all cmd_list_elements. */ | |
84 | ||
85 | /* Chain containing all defined commands. */ | |
86 | ||
87 | struct cmd_list_element *cmdlist; | |
88 | ||
89 | /* Chain containing all defined info subcommands. */ | |
90 | ||
91 | struct cmd_list_element *infolist; | |
92 | ||
93 | /* Chain containing all defined enable subcommands. */ | |
94 | ||
95 | struct cmd_list_element *enablelist; | |
96 | ||
97 | /* Chain containing all defined disable subcommands. */ | |
98 | ||
99 | struct cmd_list_element *disablelist; | |
100 | ||
101 | /* Chain containing all defined toggle subcommands. */ | |
102 | ||
103 | struct cmd_list_element *togglelist; | |
104 | ||
105 | /* Chain containing all defined stop subcommands. */ | |
106 | ||
107 | struct cmd_list_element *stoplist; | |
108 | ||
109 | /* Chain containing all defined delete subcommands. */ | |
110 | ||
111 | struct cmd_list_element *deletelist; | |
112 | ||
113 | /* Chain containing all defined "enable breakpoint" subcommands. */ | |
114 | ||
115 | struct cmd_list_element *enablebreaklist; | |
116 | ||
117 | /* Chain containing all defined set subcommands */ | |
118 | ||
119 | struct cmd_list_element *setlist; | |
120 | ||
121 | /* Chain containing all defined unset subcommands */ | |
122 | ||
123 | struct cmd_list_element *unsetlist; | |
124 | ||
125 | /* Chain containing all defined show subcommands. */ | |
126 | ||
127 | struct cmd_list_element *showlist; | |
128 | ||
129 | /* Chain containing all defined \"set history\". */ | |
130 | ||
131 | struct cmd_list_element *sethistlist; | |
132 | ||
133 | /* Chain containing all defined \"show history\". */ | |
134 | ||
135 | struct cmd_list_element *showhistlist; | |
136 | ||
137 | /* Chain containing all defined \"unset history\". */ | |
138 | ||
139 | struct cmd_list_element *unsethistlist; | |
140 | ||
141 | /* Chain containing all defined maintenance subcommands. */ | |
142 | ||
143 | struct cmd_list_element *maintenancelist; | |
144 | ||
145 | /* Chain containing all defined "maintenance info" subcommands. */ | |
146 | ||
147 | struct cmd_list_element *maintenanceinfolist; | |
148 | ||
149 | /* Chain containing all defined "maintenance print" subcommands. */ | |
150 | ||
151 | struct cmd_list_element *maintenanceprintlist; | |
152 | ||
153 | struct cmd_list_element *setprintlist; | |
154 | ||
155 | struct cmd_list_element *showprintlist; | |
156 | ||
157 | struct cmd_list_element *setdebuglist; | |
158 | ||
159 | struct cmd_list_element *showdebuglist; | |
160 | ||
161 | struct cmd_list_element *setchecklist; | |
162 | ||
163 | struct cmd_list_element *showchecklist; | |
164 | \f | |
165 | /* Utility used everywhere when at least one argument is needed and | |
166 | none is supplied. */ | |
167 | ||
168 | void | |
169 | error_no_arg (char *why) | |
170 | { | |
171 | error ("Argument required (%s).", why); | |
172 | } | |
173 | ||
174 | /* The "info" command is defined as a prefix, with allow_unknown = 0. | |
175 | Therefore, its own definition is called only for "info" with no args. */ | |
176 | ||
177 | /* ARGSUSED */ | |
178 | static void | |
179 | info_command (char *arg, int from_tty) | |
180 | { | |
181 | printf_unfiltered ("\"info\" must be followed by the name of an info command.\n"); | |
182 | help_list (infolist, "info ", -1, gdb_stdout); | |
183 | } | |
184 | ||
185 | /* The "show" command with no arguments shows all the settings. */ | |
186 | ||
187 | /* ARGSUSED */ | |
188 | static void | |
189 | show_command (char *arg, int from_tty) | |
190 | { | |
191 | cmd_show_list (showlist, from_tty, ""); | |
192 | } | |
193 | \f | |
194 | /* Provide documentation on command or list given by COMMAND. FROM_TTY | |
195 | is ignored. */ | |
196 | ||
197 | /* ARGSUSED */ | |
198 | static void | |
199 | help_command (char *command, int from_tty) | |
200 | { | |
201 | help_cmd (command, gdb_stdout); | |
202 | } | |
203 | \f | |
204 | /* The "complete" command is used by Emacs to implement completion. */ | |
205 | ||
206 | /* ARGSUSED */ | |
207 | static void | |
208 | complete_command (char *arg, int from_tty) | |
209 | { | |
210 | int i; | |
211 | int argpoint; | |
212 | char *completion; | |
213 | ||
214 | dont_repeat (); | |
215 | ||
216 | if (arg == NULL) | |
217 | arg = ""; | |
218 | argpoint = strlen (arg); | |
219 | ||
220 | for (completion = line_completion_function (arg, i = 0, arg, argpoint); | |
221 | completion; | |
222 | completion = line_completion_function (arg, ++i, arg, argpoint)) | |
223 | { | |
224 | printf_unfiltered ("%s\n", completion); | |
b8c9b27d | 225 | xfree (completion); |
d318976c FN |
226 | } |
227 | } | |
228 | ||
229 | int is_complete_command (void (*func) (char *args, int from_tty)) | |
230 | { | |
231 | return func == complete_command; | |
232 | } | |
233 | ||
234 | /* ARGSUSED */ | |
235 | static void | |
236 | show_version (char *args, int from_tty) | |
237 | { | |
238 | immediate_quit++; | |
239 | print_gdb_version (gdb_stdout); | |
240 | printf_filtered ("\n"); | |
241 | immediate_quit--; | |
242 | } | |
243 | ||
244 | /* Handle the quit command. */ | |
245 | ||
246 | void | |
247 | quit_command (char *args, int from_tty) | |
248 | { | |
249 | if (!quit_confirm ()) | |
250 | error ("Not confirmed."); | |
251 | quit_force (args, from_tty); | |
252 | } | |
253 | ||
254 | /* ARGSUSED */ | |
255 | static void | |
256 | pwd_command (char *args, int from_tty) | |
257 | { | |
258 | if (args) | |
259 | error ("The \"pwd\" command does not take an argument: %s", args); | |
260 | getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
261 | ||
262 | if (!STREQ (gdb_dirbuf, current_directory)) | |
263 | printf_unfiltered ("Working directory %s\n (canonically %s).\n", | |
264 | current_directory, gdb_dirbuf); | |
265 | else | |
266 | printf_unfiltered ("Working directory %s.\n", current_directory); | |
267 | } | |
268 | ||
269 | void | |
270 | cd_command (char *dir, int from_tty) | |
271 | { | |
272 | int len; | |
273 | /* Found something other than leading repetitions of "/..". */ | |
274 | int found_real_path; | |
275 | char *p; | |
276 | ||
277 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
278 | repeat might be useful but is more likely to be a mistake. */ | |
279 | dont_repeat (); | |
280 | ||
281 | if (dir == 0) | |
282 | error_no_arg ("new working directory"); | |
283 | ||
284 | dir = tilde_expand (dir); | |
b8c9b27d | 285 | make_cleanup (xfree, dir); |
d318976c FN |
286 | |
287 | if (chdir (dir) < 0) | |
288 | perror_with_name (dir); | |
289 | ||
c3690141 | 290 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
291 | /* There's too much mess with DOSish names like "d:", "d:.", |
292 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
293 | simply get the canonicalized name of the current directory. */ | |
294 | dir = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
295 | #endif | |
296 | ||
297 | len = strlen (dir); | |
fe4e3eb8 | 298 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
299 | { |
300 | /* Remove the trailing slash unless this is a root directory | |
301 | (including a drive letter on non-Unix systems). */ | |
302 | if (!(len == 1) /* "/" */ | |
c3690141 | 303 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 304 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
305 | #endif |
306 | ) | |
307 | len--; | |
308 | } | |
309 | ||
310 | dir = savestring (dir, len); | |
fe4e3eb8 | 311 | if (IS_ABSOLUTE_PATH (dir)) |
d318976c FN |
312 | current_directory = dir; |
313 | else | |
314 | { | |
fe4e3eb8 | 315 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
d318976c FN |
316 | current_directory = concat (current_directory, dir, NULL); |
317 | else | |
318 | current_directory = concat (current_directory, SLASH_STRING, dir, NULL); | |
b8c9b27d | 319 | xfree (dir); |
d318976c FN |
320 | } |
321 | ||
322 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
323 | ||
324 | found_real_path = 0; | |
325 | for (p = current_directory; *p;) | |
326 | { | |
fe4e3eb8 EZ |
327 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
328 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
d318976c | 329 | strcpy (p, p + 2); |
fe4e3eb8 EZ |
330 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
331 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
332 | { |
333 | if (found_real_path) | |
334 | { | |
335 | /* Search backwards for the directory just before the "/.." | |
336 | and obliterate it and the "/..". */ | |
337 | char *q = p; | |
fe4e3eb8 | 338 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
339 | --q; |
340 | ||
341 | if (q == current_directory) | |
342 | /* current_directory is | |
343 | a relative pathname ("can't happen"--leave it alone). */ | |
344 | ++p; | |
345 | else | |
346 | { | |
347 | strcpy (q - 1, p + 3); | |
348 | p = q - 1; | |
349 | } | |
350 | } | |
351 | else | |
352 | /* We are dealing with leading repetitions of "/..", for example | |
353 | "/../..", which is the Mach super-root. */ | |
354 | p += 3; | |
355 | } | |
356 | else | |
357 | { | |
358 | found_real_path = 1; | |
359 | ++p; | |
360 | } | |
361 | } | |
362 | ||
363 | forget_cached_source_info (); | |
364 | ||
365 | if (from_tty) | |
366 | pwd_command ((char *) 0, 1); | |
367 | } | |
368 | \f | |
369 | void | |
370 | source_command (char *args, int from_tty) | |
371 | { | |
372 | FILE *stream; | |
373 | struct cleanup *old_cleanups; | |
374 | char *file = args; | |
375 | ||
376 | if (file == NULL) | |
377 | { | |
378 | error ("source command requires pathname of file to source."); | |
379 | } | |
380 | ||
381 | file = tilde_expand (file); | |
b8c9b27d | 382 | old_cleanups = make_cleanup (xfree, file); |
d318976c FN |
383 | |
384 | stream = fopen (file, FOPEN_RT); | |
385 | if (!stream) | |
386 | { | |
387 | if (from_tty) | |
388 | perror_with_name (file); | |
389 | else | |
390 | return; | |
391 | } | |
392 | ||
393 | script_from_file (stream, file); | |
394 | ||
395 | do_cleanups (old_cleanups); | |
396 | } | |
397 | ||
398 | /* ARGSUSED */ | |
399 | static void | |
400 | echo_command (char *text, int from_tty) | |
401 | { | |
402 | char *p = text; | |
403 | register int c; | |
404 | ||
405 | if (text) | |
406 | while ((c = *p++) != '\0') | |
407 | { | |
408 | if (c == '\\') | |
409 | { | |
410 | /* \ at end of argument is used after spaces | |
411 | so they won't be lost. */ | |
412 | if (*p == 0) | |
413 | return; | |
414 | ||
415 | c = parse_escape (&p); | |
416 | if (c >= 0) | |
417 | printf_filtered ("%c", c); | |
418 | } | |
419 | else | |
420 | printf_filtered ("%c", c); | |
421 | } | |
422 | ||
423 | /* Force this output to appear now. */ | |
424 | wrap_here (""); | |
425 | gdb_flush (gdb_stdout); | |
426 | } | |
427 | ||
428 | /* ARGSUSED */ | |
429 | static void | |
430 | shell_escape (char *arg, int from_tty) | |
431 | { | |
432 | #ifdef CANT_FORK | |
433 | /* If ARG is NULL, they want an inferior shell, but `system' just | |
434 | reports if the shell is available when passed a NULL arg. */ | |
435 | int rc = system (arg ? arg : ""); | |
436 | ||
437 | if (!arg) | |
438 | arg = "inferior shell"; | |
439 | ||
440 | if (rc == -1) | |
441 | { | |
442 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, | |
443 | safe_strerror (errno)); | |
444 | gdb_flush (gdb_stderr); | |
445 | } | |
446 | else if (rc) | |
447 | { | |
448 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); | |
449 | gdb_flush (gdb_stderr); | |
450 | } | |
2584159e | 451 | #ifdef GLOBAL_CURDIR |
d318976c FN |
452 | /* Make sure to return to the directory GDB thinks it is, in case the |
453 | shell command we just ran changed it. */ | |
454 | chdir (current_directory); | |
455 | #endif | |
456 | #else /* Can fork. */ | |
457 | int rc, status, pid; | |
458 | char *p, *user_shell; | |
459 | ||
460 | if ((user_shell = (char *) getenv ("SHELL")) == NULL) | |
461 | user_shell = "/bin/sh"; | |
462 | ||
463 | /* Get the name of the shell for arg0 */ | |
464 | if ((p = strrchr (user_shell, '/')) == NULL) | |
465 | p = user_shell; | |
466 | else | |
467 | p++; /* Get past '/' */ | |
468 | ||
469 | if ((pid = fork ()) == 0) | |
470 | { | |
471 | if (!arg) | |
472 | execl (user_shell, p, 0); | |
473 | else | |
474 | execl (user_shell, p, "-c", arg, 0); | |
475 | ||
476 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
477 | safe_strerror (errno)); | |
478 | gdb_flush (gdb_stderr); | |
479 | _exit (0177); | |
480 | } | |
481 | ||
482 | if (pid != -1) | |
483 | while ((rc = wait (&status)) != pid && rc != -1) | |
484 | ; | |
485 | else | |
486 | error ("Fork failed"); | |
487 | #endif /* Can fork. */ | |
488 | } | |
489 | ||
490 | static void | |
491 | make_command (char *arg, int from_tty) | |
492 | { | |
493 | char *p; | |
494 | ||
495 | if (arg == 0) | |
496 | p = "make"; | |
497 | else | |
498 | { | |
499 | p = xmalloc (sizeof ("make ") + strlen (arg)); | |
500 | strcpy (p, "make "); | |
501 | strcpy (p + sizeof ("make ") - 1, arg); | |
502 | } | |
503 | ||
504 | shell_escape (p, from_tty); | |
505 | } | |
506 | ||
507 | /* ARGSUSED */ | |
508 | static void | |
509 | show_user (char *args, int from_tty) | |
510 | { | |
511 | struct cmd_list_element *c; | |
512 | extern struct cmd_list_element *cmdlist; | |
513 | ||
514 | if (args) | |
515 | { | |
516 | c = lookup_cmd (&args, cmdlist, "", 0, 1); | |
517 | if (c->class != class_user) | |
518 | error ("Not a user command."); | |
519 | show_user_1 (c, gdb_stdout); | |
520 | } | |
521 | else | |
522 | { | |
523 | for (c = cmdlist; c; c = c->next) | |
524 | { | |
525 | if (c->class == class_user) | |
526 | show_user_1 (c, gdb_stdout); | |
527 | } | |
528 | } | |
529 | } | |
530 | ||
531 | /* Search through names of commands and documentations for a certain | |
532 | regular expression. | |
533 | */ | |
534 | void | |
535 | apropos_command (char *searchstr, int from_tty) | |
536 | { | |
537 | extern struct cmd_list_element *cmdlist; /*This is the main command list*/ | |
538 | regex_t pattern; | |
539 | char *pattern_fastmap; | |
540 | char errorbuffer[512]; | |
2e94c453 | 541 | pattern_fastmap = xcalloc (256, sizeof (char)); |
d318976c FN |
542 | if (searchstr == NULL) |
543 | error("REGEXP string is empty"); | |
544 | ||
545 | if (regcomp(&pattern,searchstr,REG_ICASE) == 0) | |
546 | { | |
547 | pattern.fastmap=pattern_fastmap; | |
548 | re_compile_fastmap(&pattern); | |
549 | apropos_cmd (gdb_stdout,cmdlist,&pattern,""); | |
550 | } | |
551 | else | |
552 | { | |
553 | regerror(regcomp(&pattern,searchstr,REG_ICASE),NULL,errorbuffer,512); | |
554 | error("Error in regular expression:%s",errorbuffer); | |
555 | } | |
2b5436af | 556 | xfree (pattern_fastmap); |
d318976c FN |
557 | } |
558 | \f | |
559 | static void | |
560 | set_debug (char *arg, int from_tty) | |
561 | { | |
562 | printf_unfiltered ("\"set debug\" must be followed by the name of a print subcommand.\n"); | |
563 | help_list (setdebuglist, "set debug ", -1, gdb_stdout); | |
564 | } | |
565 | ||
566 | static void | |
567 | show_debug (char *args, int from_tty) | |
568 | { | |
569 | cmd_show_list (showdebuglist, from_tty, ""); | |
570 | } | |
571 | ||
572 | void | |
573 | init_cmd_lists (void) | |
574 | { | |
575 | cmdlist = NULL; | |
576 | infolist = NULL; | |
577 | enablelist = NULL; | |
578 | disablelist = NULL; | |
579 | togglelist = NULL; | |
580 | stoplist = NULL; | |
581 | deletelist = NULL; | |
582 | enablebreaklist = NULL; | |
583 | setlist = NULL; | |
584 | unsetlist = NULL; | |
585 | showlist = NULL; | |
586 | sethistlist = NULL; | |
587 | showhistlist = NULL; | |
588 | unsethistlist = NULL; | |
589 | maintenancelist = NULL; | |
590 | maintenanceinfolist = NULL; | |
591 | maintenanceprintlist = NULL; | |
592 | setprintlist = NULL; | |
593 | showprintlist = NULL; | |
594 | setchecklist = NULL; | |
595 | showchecklist = NULL; | |
596 | } | |
597 | ||
598 | \f | |
599 | void | |
600 | init_cli_cmds (void) | |
601 | { | |
602 | struct cmd_list_element *c; | |
603 | ||
604 | /* Define the classes of commands. | |
605 | They will appear in the help list in the reverse of this order. */ | |
606 | ||
607 | add_cmd ("internals", class_maintenance, NO_FUNCTION, | |
608 | "Maintenance commands.\n\ | |
609 | Some gdb commands are provided just for use by gdb maintainers.\n\ | |
610 | These commands are subject to frequent change, and may not be as\n\ | |
611 | well documented as user commands.", | |
612 | &cmdlist); | |
613 | add_cmd ("obscure", class_obscure, NO_FUNCTION, "Obscure features.", &cmdlist); | |
614 | add_cmd ("aliases", class_alias, NO_FUNCTION, "Aliases of other commands.", &cmdlist); | |
615 | add_cmd ("user-defined", class_user, NO_FUNCTION, "User-defined commands.\n\ | |
616 | The commands in this class are those defined by the user.\n\ | |
617 | Use the \"define\" command to define a command.", &cmdlist); | |
618 | add_cmd ("support", class_support, NO_FUNCTION, "Support facilities.", &cmdlist); | |
619 | if (!dbx_commands) | |
620 | add_cmd ("status", class_info, NO_FUNCTION, "Status inquiries.", &cmdlist); | |
621 | add_cmd ("files", class_files, NO_FUNCTION, "Specifying and examining files.", &cmdlist); | |
622 | add_cmd ("breakpoints", class_breakpoint, NO_FUNCTION, "Making program stop at certain points.", &cmdlist); | |
623 | add_cmd ("data", class_vars, NO_FUNCTION, "Examining data.", &cmdlist); | |
624 | add_cmd ("stack", class_stack, NO_FUNCTION, "Examining the stack.\n\ | |
625 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ | |
626 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
627 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
628 | Variable lookups are done with respect to the selected frame.\n\ | |
629 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
630 | The commands below can be used to select other frames by number or address.", | |
631 | &cmdlist); | |
632 | add_cmd ("running", class_run, NO_FUNCTION, "Running the program.", &cmdlist); | |
633 | ||
634 | /* Define general commands. */ | |
635 | ||
636 | add_com ("pwd", class_files, pwd_command, | |
637 | "Print working directory. This is used for your program as well."); | |
638 | c = add_cmd ("cd", class_files, cd_command, | |
639 | "Set working directory to DIR for debugger and program being debugged.\n\ | |
640 | The change does not take effect for the program being debugged\n\ | |
641 | until the next time it is started.", &cmdlist); | |
642 | c->completer = filename_completer; | |
643 | ||
644 | add_com ("echo", class_support, echo_command, | |
645 | "Print a constant string. Give string as argument.\n\ | |
646 | C escape sequences may be used in the argument.\n\ | |
647 | No newline is added at the end of the argument;\n\ | |
648 | use \"\\n\" if you want a newline to be printed.\n\ | |
649 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
650 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
651 | to be printed or after trailing whitespace."); | |
652 | add_com ("document", class_support, document_command, | |
653 | "Document a user-defined command.\n\ | |
654 | Give command name as argument. Give documentation on following lines.\n\ | |
655 | End with a line of just \"end\"."); | |
656 | add_com ("define", class_support, define_command, | |
657 | "Define a new command name. Command name is argument.\n\ | |
658 | Definition appears on following lines, one command per line.\n\ | |
659 | End with a line of just \"end\".\n\ | |
660 | Use the \"document\" command to give documentation for the new command.\n\ | |
661 | Commands defined in this way may have up to ten arguments."); | |
662 | ||
d318976c FN |
663 | c = add_cmd ("source", class_support, source_command, |
664 | "Read commands from a file named FILE.\n\ | |
665 | Note that the file \"" GDBINIT_FILENAME "\" is read automatically in this way\n\ | |
666 | when gdb is started.", &cmdlist); | |
d318976c FN |
667 | c->completer = filename_completer; |
668 | ||
669 | add_com ("quit", class_support, quit_command, "Exit gdb."); | |
db60ec62 EZ |
670 | c = add_com ("help", class_support, help_command, "Print list of commands."); |
671 | c->completer = command_completer; | |
d318976c FN |
672 | add_com_alias ("q", "quit", class_support, 1); |
673 | add_com_alias ("h", "help", class_support, 1); | |
674 | ||
675 | c = add_set_cmd ("verbose", class_support, var_boolean, (char *) &info_verbose, | |
676 | "Set ", | |
677 | &setlist), | |
678 | add_show_from_set (c, &showlist); | |
679 | c->function.sfunc = set_verbose; | |
680 | set_verbose (NULL, 0, c); | |
681 | ||
682 | add_prefix_cmd ("history", class_support, set_history, | |
683 | "Generic command for setting command history parameters.", | |
684 | &sethistlist, "set history ", 0, &setlist); | |
685 | add_prefix_cmd ("history", class_support, show_history, | |
686 | "Generic command for showing command history parameters.", | |
687 | &showhistlist, "show history ", 0, &showlist); | |
688 | ||
689 | add_show_from_set | |
690 | (add_set_cmd ("expansion", no_class, var_boolean, (char *) &history_expansion_p, | |
691 | "Set history expansion on command input.\n\ | |
692 | Without an argument, history expansion is enabled.", &sethistlist), | |
693 | &showhistlist); | |
694 | ||
695 | add_prefix_cmd ("info", class_info, info_command, | |
696 | "Generic command for showing things about the program being debugged.", | |
697 | &infolist, "info ", 0, &cmdlist); | |
698 | add_com_alias ("i", "info", class_info, 1); | |
699 | ||
700 | add_com ("complete", class_obscure, complete_command, | |
701 | "List the completions for the rest of the line as a command."); | |
702 | ||
703 | add_prefix_cmd ("show", class_info, show_command, | |
704 | "Generic command for showing things about the debugger.", | |
705 | &showlist, "show ", 0, &cmdlist); | |
706 | /* Another way to get at the same thing. */ | |
707 | add_info ("set", show_command, "Show all GDB settings."); | |
708 | ||
709 | add_cmd ("commands", no_class, show_commands, | |
710 | "Show the history of commands you typed.\n\ | |
711 | You can supply a command number to start with, or a `+' to start after\n\ | |
712 | the previous command number shown.", | |
713 | &showlist); | |
714 | ||
715 | add_cmd ("version", no_class, show_version, | |
716 | "Show what version of GDB this is.", &showlist); | |
717 | ||
718 | add_com ("while", class_support, while_command, | |
719 | "Execute nested commands WHILE the conditional expression is non zero.\n\ | |
720 | The conditional expression must follow the word `while' and must in turn be\n\ | |
721 | followed by a new line. The nested commands must be entered one per line,\n\ | |
722 | and should be terminated by the word `end'."); | |
723 | ||
724 | add_com ("if", class_support, if_command, | |
725 | "Execute nested commands once IF the conditional expression is non zero.\n\ | |
726 | The conditional expression must follow the word `if' and must in turn be\n\ | |
727 | followed by a new line. The nested commands must be entered one per line,\n\ | |
728 | and should be terminated by the word 'else' or `end'. If an else clause\n\ | |
729 | is used, the same rules apply to its nested commands as to the first ones."); | |
730 | ||
731 | /* If target is open when baud changes, it doesn't take effect until the | |
732 | next open (I think, not sure). */ | |
733 | add_show_from_set (add_set_cmd ("remotebaud", no_class, | |
734 | var_zinteger, (char *) &baud_rate, | |
735 | "Set baud rate for remote serial I/O.\n\ | |
736 | This value is used to set the speed of the serial port when debugging\n\ | |
737 | using remote targets.", &setlist), | |
738 | &showlist); | |
739 | ||
740 | c = add_set_cmd ("remotedebug", no_class, var_zinteger, | |
741 | (char *) &remote_debug, | |
742 | "Set debugging of remote protocol.\n\ | |
743 | When enabled, each packet sent or received with the remote target\n\ | |
744 | is displayed.", &setlist); | |
745 | deprecate_cmd (c, "set debug remote"); | |
746 | deprecate_cmd (add_show_from_set (c, &showlist), "show debug remote"); | |
747 | ||
748 | add_show_from_set (add_set_cmd ("remote", no_class, var_zinteger, | |
749 | (char *) &remote_debug, | |
750 | "Set debugging of remote protocol.\n\ | |
751 | When enabled, each packet sent or received with the remote target\n\ | |
752 | is displayed.", &setdebuglist), | |
753 | &showdebuglist); | |
754 | ||
755 | add_show_from_set ( | |
756 | add_set_cmd ("remotetimeout", no_class, var_integer, (char *) &remote_timeout, | |
757 | "Set timeout limit to wait for target to respond.\n\ | |
758 | This value is used to set the time limit for gdb to wait for a response\n\ | |
759 | from the target.", &setlist), | |
760 | &showlist); | |
761 | ||
762 | add_prefix_cmd ("debug", no_class, set_debug, | |
763 | "Generic command for setting gdb debugging flags", | |
764 | &setdebuglist, "set debug ", 0, &setlist); | |
765 | ||
766 | add_prefix_cmd ("debug", no_class, show_debug, | |
767 | "Generic command for showing gdb debugging flags", | |
768 | &showdebuglist, "show debug ", 0, &showlist); | |
769 | ||
fa58ee11 EZ |
770 | c = add_com ("shell", class_support, shell_escape, |
771 | "Execute the rest of the line as a shell command. \n\ | |
d318976c | 772 | With no arguments, run an inferior shell."); |
fa58ee11 | 773 | c->completer = filename_completer; |
d318976c FN |
774 | |
775 | /* NOTE: cagney/2000-03-20: Being able to enter ``(gdb) !ls'' would | |
776 | be a really useful feature. Unfortunately, the below wont do | |
777 | this. Instead it adds support for the form ``(gdb) ! ls'' | |
778 | (i.e. the space is required). If the ``!'' command below is | |
779 | added the complains about no ``!'' command would be replaced by | |
780 | complains about how the ``!'' command is broken :-) */ | |
781 | if (xdb_commands) | |
782 | add_com_alias ("!", "shell", class_support, 0); | |
783 | ||
fa58ee11 EZ |
784 | c = add_com ("make", class_support, make_command, |
785 | "Run the ``make'' program using the rest of the line as arguments."); | |
786 | c->completer = filename_completer; | |
d318976c FN |
787 | add_cmd ("user", no_class, show_user, |
788 | "Show definitions of user defined commands.\n\ | |
789 | Argument is the name of the user defined command.\n\ | |
790 | With no argument, show definitions of all user defined commands.", &showlist); | |
791 | add_com ("apropos", class_support, apropos_command, "Search for commands matching a REGEXP"); | |
792 | } |