Commit | Line | Data |
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d318976c | 1 | /* GDB CLI commands. |
2b5436af | 2 | Copyright 2000, 2001 Free Software Foundation, Inc. |
d318976c FN |
3 | |
4 | This file is part of GDB. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 59 Temple Place - Suite 330, | |
19 | Boston, MA 02111-1307, USA. */ | |
20 | ||
21 | #include "defs.h" | |
22 | #include "completer.h" | |
23 | #include "target.h" /* For baud_rate, remote_debug and remote_timeout */ | |
24 | #include "gdb_wait.h" /* For shell escape implementation */ | |
f77b92bf | 25 | #include "gdb_regex.h" /* Used by apropos_command */ |
fe4e3eb8 | 26 | #include "filenames.h" /* for DOSish file names */ |
d318976c FN |
27 | |
28 | #ifdef UI_OUT | |
29 | #include "ui-out.h" | |
30 | #endif | |
31 | ||
32 | #include "top.h" | |
33 | #include "cli/cli-decode.h" | |
34 | #include "cli/cli-script.h" | |
35 | #include "cli/cli-setshow.h" | |
36 | #include "cli/cli-cmds.h" | |
37 | ||
38 | #ifndef GDBINIT_FILENAME | |
39 | #define GDBINIT_FILENAME ".gdbinit" | |
40 | #endif | |
41 | ||
d318976c FN |
42 | /* From gdb/top.c */ |
43 | ||
44 | extern void dont_repeat (void); | |
45 | ||
46 | extern void set_verbose (char *, int, struct cmd_list_element *); | |
47 | ||
48 | extern void show_history (char *, int); | |
49 | ||
50 | extern void set_history (char *, int); | |
51 | ||
52 | extern void show_commands (char *, int); | |
53 | ||
54 | /* Prototypes for local functions */ | |
55 | ||
56 | static void complete_command (char *, int); | |
57 | ||
58 | static void echo_command (char *, int); | |
59 | ||
60 | static void pwd_command (char *, int); | |
61 | ||
62 | static void show_version (char *, int); | |
63 | ||
64 | static void validate_comname (char *); | |
65 | ||
66 | static void help_command (char *, int); | |
67 | ||
68 | static void show_command (char *, int); | |
69 | ||
70 | static void info_command (char *, int); | |
71 | ||
72 | static void show_debug (char *, int); | |
73 | ||
74 | static void set_debug (char *, int); | |
75 | ||
76 | static void show_user (char *, int); | |
77 | ||
78 | static void make_command (char *, int); | |
79 | ||
80 | static void shell_escape (char *, int); | |
81 | ||
82 | void apropos_command (char *, int); | |
83 | \f | |
84 | /* Define all cmd_list_elements. */ | |
85 | ||
86 | /* Chain containing all defined commands. */ | |
87 | ||
88 | struct cmd_list_element *cmdlist; | |
89 | ||
90 | /* Chain containing all defined info subcommands. */ | |
91 | ||
92 | struct cmd_list_element *infolist; | |
93 | ||
94 | /* Chain containing all defined enable subcommands. */ | |
95 | ||
96 | struct cmd_list_element *enablelist; | |
97 | ||
98 | /* Chain containing all defined disable subcommands. */ | |
99 | ||
100 | struct cmd_list_element *disablelist; | |
101 | ||
102 | /* Chain containing all defined toggle subcommands. */ | |
103 | ||
104 | struct cmd_list_element *togglelist; | |
105 | ||
106 | /* Chain containing all defined stop subcommands. */ | |
107 | ||
108 | struct cmd_list_element *stoplist; | |
109 | ||
110 | /* Chain containing all defined delete subcommands. */ | |
111 | ||
112 | struct cmd_list_element *deletelist; | |
113 | ||
114 | /* Chain containing all defined "enable breakpoint" subcommands. */ | |
115 | ||
116 | struct cmd_list_element *enablebreaklist; | |
117 | ||
118 | /* Chain containing all defined set subcommands */ | |
119 | ||
120 | struct cmd_list_element *setlist; | |
121 | ||
122 | /* Chain containing all defined unset subcommands */ | |
123 | ||
124 | struct cmd_list_element *unsetlist; | |
125 | ||
126 | /* Chain containing all defined show subcommands. */ | |
127 | ||
128 | struct cmd_list_element *showlist; | |
129 | ||
130 | /* Chain containing all defined \"set history\". */ | |
131 | ||
132 | struct cmd_list_element *sethistlist; | |
133 | ||
134 | /* Chain containing all defined \"show history\". */ | |
135 | ||
136 | struct cmd_list_element *showhistlist; | |
137 | ||
138 | /* Chain containing all defined \"unset history\". */ | |
139 | ||
140 | struct cmd_list_element *unsethistlist; | |
141 | ||
142 | /* Chain containing all defined maintenance subcommands. */ | |
143 | ||
144 | struct cmd_list_element *maintenancelist; | |
145 | ||
146 | /* Chain containing all defined "maintenance info" subcommands. */ | |
147 | ||
148 | struct cmd_list_element *maintenanceinfolist; | |
149 | ||
150 | /* Chain containing all defined "maintenance print" subcommands. */ | |
151 | ||
152 | struct cmd_list_element *maintenanceprintlist; | |
153 | ||
154 | struct cmd_list_element *setprintlist; | |
155 | ||
156 | struct cmd_list_element *showprintlist; | |
157 | ||
158 | struct cmd_list_element *setdebuglist; | |
159 | ||
160 | struct cmd_list_element *showdebuglist; | |
161 | ||
162 | struct cmd_list_element *setchecklist; | |
163 | ||
164 | struct cmd_list_element *showchecklist; | |
165 | \f | |
166 | /* Utility used everywhere when at least one argument is needed and | |
167 | none is supplied. */ | |
168 | ||
169 | void | |
170 | error_no_arg (char *why) | |
171 | { | |
172 | error ("Argument required (%s).", why); | |
173 | } | |
174 | ||
175 | /* The "info" command is defined as a prefix, with allow_unknown = 0. | |
176 | Therefore, its own definition is called only for "info" with no args. */ | |
177 | ||
178 | /* ARGSUSED */ | |
179 | static void | |
180 | info_command (char *arg, int from_tty) | |
181 | { | |
182 | printf_unfiltered ("\"info\" must be followed by the name of an info command.\n"); | |
183 | help_list (infolist, "info ", -1, gdb_stdout); | |
184 | } | |
185 | ||
186 | /* The "show" command with no arguments shows all the settings. */ | |
187 | ||
188 | /* ARGSUSED */ | |
189 | static void | |
190 | show_command (char *arg, int from_tty) | |
191 | { | |
192 | cmd_show_list (showlist, from_tty, ""); | |
193 | } | |
194 | \f | |
195 | /* Provide documentation on command or list given by COMMAND. FROM_TTY | |
196 | is ignored. */ | |
197 | ||
198 | /* ARGSUSED */ | |
199 | static void | |
200 | help_command (char *command, int from_tty) | |
201 | { | |
202 | help_cmd (command, gdb_stdout); | |
203 | } | |
204 | \f | |
205 | /* The "complete" command is used by Emacs to implement completion. */ | |
206 | ||
207 | /* ARGSUSED */ | |
208 | static void | |
209 | complete_command (char *arg, int from_tty) | |
210 | { | |
211 | int i; | |
212 | int argpoint; | |
213 | char *completion; | |
214 | ||
215 | dont_repeat (); | |
216 | ||
217 | if (arg == NULL) | |
218 | arg = ""; | |
219 | argpoint = strlen (arg); | |
220 | ||
221 | for (completion = line_completion_function (arg, i = 0, arg, argpoint); | |
222 | completion; | |
223 | completion = line_completion_function (arg, ++i, arg, argpoint)) | |
224 | { | |
225 | printf_unfiltered ("%s\n", completion); | |
b8c9b27d | 226 | xfree (completion); |
d318976c FN |
227 | } |
228 | } | |
229 | ||
230 | int is_complete_command (void (*func) (char *args, int from_tty)) | |
231 | { | |
232 | return func == complete_command; | |
233 | } | |
234 | ||
235 | /* ARGSUSED */ | |
236 | static void | |
237 | show_version (char *args, int from_tty) | |
238 | { | |
239 | immediate_quit++; | |
240 | print_gdb_version (gdb_stdout); | |
241 | printf_filtered ("\n"); | |
242 | immediate_quit--; | |
243 | } | |
244 | ||
245 | /* Handle the quit command. */ | |
246 | ||
247 | void | |
248 | quit_command (char *args, int from_tty) | |
249 | { | |
250 | if (!quit_confirm ()) | |
251 | error ("Not confirmed."); | |
252 | quit_force (args, from_tty); | |
253 | } | |
254 | ||
255 | /* ARGSUSED */ | |
256 | static void | |
257 | pwd_command (char *args, int from_tty) | |
258 | { | |
259 | if (args) | |
260 | error ("The \"pwd\" command does not take an argument: %s", args); | |
261 | getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
262 | ||
263 | if (!STREQ (gdb_dirbuf, current_directory)) | |
264 | printf_unfiltered ("Working directory %s\n (canonically %s).\n", | |
265 | current_directory, gdb_dirbuf); | |
266 | else | |
267 | printf_unfiltered ("Working directory %s.\n", current_directory); | |
268 | } | |
269 | ||
270 | void | |
271 | cd_command (char *dir, int from_tty) | |
272 | { | |
273 | int len; | |
274 | /* Found something other than leading repetitions of "/..". */ | |
275 | int found_real_path; | |
276 | char *p; | |
277 | ||
278 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
279 | repeat might be useful but is more likely to be a mistake. */ | |
280 | dont_repeat (); | |
281 | ||
282 | if (dir == 0) | |
283 | error_no_arg ("new working directory"); | |
284 | ||
285 | dir = tilde_expand (dir); | |
b8c9b27d | 286 | make_cleanup (xfree, dir); |
d318976c FN |
287 | |
288 | if (chdir (dir) < 0) | |
289 | perror_with_name (dir); | |
290 | ||
c3690141 | 291 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
292 | /* There's too much mess with DOSish names like "d:", "d:.", |
293 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
294 | simply get the canonicalized name of the current directory. */ | |
295 | dir = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
296 | #endif | |
297 | ||
298 | len = strlen (dir); | |
fe4e3eb8 | 299 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
300 | { |
301 | /* Remove the trailing slash unless this is a root directory | |
302 | (including a drive letter on non-Unix systems). */ | |
303 | if (!(len == 1) /* "/" */ | |
c3690141 | 304 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 305 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
306 | #endif |
307 | ) | |
308 | len--; | |
309 | } | |
310 | ||
311 | dir = savestring (dir, len); | |
fe4e3eb8 | 312 | if (IS_ABSOLUTE_PATH (dir)) |
d318976c FN |
313 | current_directory = dir; |
314 | else | |
315 | { | |
fe4e3eb8 | 316 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
d318976c FN |
317 | current_directory = concat (current_directory, dir, NULL); |
318 | else | |
319 | current_directory = concat (current_directory, SLASH_STRING, dir, NULL); | |
b8c9b27d | 320 | xfree (dir); |
d318976c FN |
321 | } |
322 | ||
323 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
324 | ||
325 | found_real_path = 0; | |
326 | for (p = current_directory; *p;) | |
327 | { | |
fe4e3eb8 EZ |
328 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
329 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
d318976c | 330 | strcpy (p, p + 2); |
fe4e3eb8 EZ |
331 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
332 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
333 | { |
334 | if (found_real_path) | |
335 | { | |
336 | /* Search backwards for the directory just before the "/.." | |
337 | and obliterate it and the "/..". */ | |
338 | char *q = p; | |
fe4e3eb8 | 339 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
340 | --q; |
341 | ||
342 | if (q == current_directory) | |
343 | /* current_directory is | |
344 | a relative pathname ("can't happen"--leave it alone). */ | |
345 | ++p; | |
346 | else | |
347 | { | |
348 | strcpy (q - 1, p + 3); | |
349 | p = q - 1; | |
350 | } | |
351 | } | |
352 | else | |
353 | /* We are dealing with leading repetitions of "/..", for example | |
354 | "/../..", which is the Mach super-root. */ | |
355 | p += 3; | |
356 | } | |
357 | else | |
358 | { | |
359 | found_real_path = 1; | |
360 | ++p; | |
361 | } | |
362 | } | |
363 | ||
364 | forget_cached_source_info (); | |
365 | ||
366 | if (from_tty) | |
367 | pwd_command ((char *) 0, 1); | |
368 | } | |
369 | \f | |
370 | void | |
371 | source_command (char *args, int from_tty) | |
372 | { | |
373 | FILE *stream; | |
374 | struct cleanup *old_cleanups; | |
375 | char *file = args; | |
376 | ||
377 | if (file == NULL) | |
378 | { | |
379 | error ("source command requires pathname of file to source."); | |
380 | } | |
381 | ||
382 | file = tilde_expand (file); | |
b8c9b27d | 383 | old_cleanups = make_cleanup (xfree, file); |
d318976c FN |
384 | |
385 | stream = fopen (file, FOPEN_RT); | |
386 | if (!stream) | |
387 | { | |
388 | if (from_tty) | |
389 | perror_with_name (file); | |
390 | else | |
391 | return; | |
392 | } | |
393 | ||
394 | script_from_file (stream, file); | |
395 | ||
396 | do_cleanups (old_cleanups); | |
397 | } | |
398 | ||
399 | /* ARGSUSED */ | |
400 | static void | |
401 | echo_command (char *text, int from_tty) | |
402 | { | |
403 | char *p = text; | |
404 | register int c; | |
405 | ||
406 | if (text) | |
407 | while ((c = *p++) != '\0') | |
408 | { | |
409 | if (c == '\\') | |
410 | { | |
411 | /* \ at end of argument is used after spaces | |
412 | so they won't be lost. */ | |
413 | if (*p == 0) | |
414 | return; | |
415 | ||
416 | c = parse_escape (&p); | |
417 | if (c >= 0) | |
418 | printf_filtered ("%c", c); | |
419 | } | |
420 | else | |
421 | printf_filtered ("%c", c); | |
422 | } | |
423 | ||
424 | /* Force this output to appear now. */ | |
425 | wrap_here (""); | |
426 | gdb_flush (gdb_stdout); | |
427 | } | |
428 | ||
429 | /* ARGSUSED */ | |
430 | static void | |
431 | shell_escape (char *arg, int from_tty) | |
432 | { | |
433 | #ifdef CANT_FORK | |
434 | /* If ARG is NULL, they want an inferior shell, but `system' just | |
435 | reports if the shell is available when passed a NULL arg. */ | |
436 | int rc = system (arg ? arg : ""); | |
437 | ||
438 | if (!arg) | |
439 | arg = "inferior shell"; | |
440 | ||
441 | if (rc == -1) | |
442 | { | |
443 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, | |
444 | safe_strerror (errno)); | |
445 | gdb_flush (gdb_stderr); | |
446 | } | |
447 | else if (rc) | |
448 | { | |
449 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); | |
450 | gdb_flush (gdb_stderr); | |
451 | } | |
2584159e | 452 | #ifdef GLOBAL_CURDIR |
d318976c FN |
453 | /* Make sure to return to the directory GDB thinks it is, in case the |
454 | shell command we just ran changed it. */ | |
455 | chdir (current_directory); | |
456 | #endif | |
457 | #else /* Can fork. */ | |
458 | int rc, status, pid; | |
459 | char *p, *user_shell; | |
460 | ||
461 | if ((user_shell = (char *) getenv ("SHELL")) == NULL) | |
462 | user_shell = "/bin/sh"; | |
463 | ||
464 | /* Get the name of the shell for arg0 */ | |
465 | if ((p = strrchr (user_shell, '/')) == NULL) | |
466 | p = user_shell; | |
467 | else | |
468 | p++; /* Get past '/' */ | |
469 | ||
470 | if ((pid = fork ()) == 0) | |
471 | { | |
472 | if (!arg) | |
473 | execl (user_shell, p, 0); | |
474 | else | |
475 | execl (user_shell, p, "-c", arg, 0); | |
476 | ||
477 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
478 | safe_strerror (errno)); | |
479 | gdb_flush (gdb_stderr); | |
480 | _exit (0177); | |
481 | } | |
482 | ||
483 | if (pid != -1) | |
484 | while ((rc = wait (&status)) != pid && rc != -1) | |
485 | ; | |
486 | else | |
487 | error ("Fork failed"); | |
488 | #endif /* Can fork. */ | |
489 | } | |
490 | ||
491 | static void | |
492 | make_command (char *arg, int from_tty) | |
493 | { | |
494 | char *p; | |
495 | ||
496 | if (arg == 0) | |
497 | p = "make"; | |
498 | else | |
499 | { | |
500 | p = xmalloc (sizeof ("make ") + strlen (arg)); | |
501 | strcpy (p, "make "); | |
502 | strcpy (p + sizeof ("make ") - 1, arg); | |
503 | } | |
504 | ||
505 | shell_escape (p, from_tty); | |
506 | } | |
507 | ||
508 | /* ARGSUSED */ | |
509 | static void | |
510 | show_user (char *args, int from_tty) | |
511 | { | |
512 | struct cmd_list_element *c; | |
513 | extern struct cmd_list_element *cmdlist; | |
514 | ||
515 | if (args) | |
516 | { | |
517 | c = lookup_cmd (&args, cmdlist, "", 0, 1); | |
518 | if (c->class != class_user) | |
519 | error ("Not a user command."); | |
520 | show_user_1 (c, gdb_stdout); | |
521 | } | |
522 | else | |
523 | { | |
524 | for (c = cmdlist; c; c = c->next) | |
525 | { | |
526 | if (c->class == class_user) | |
527 | show_user_1 (c, gdb_stdout); | |
528 | } | |
529 | } | |
530 | } | |
531 | ||
532 | /* Search through names of commands and documentations for a certain | |
533 | regular expression. | |
534 | */ | |
535 | void | |
536 | apropos_command (char *searchstr, int from_tty) | |
537 | { | |
538 | extern struct cmd_list_element *cmdlist; /*This is the main command list*/ | |
539 | regex_t pattern; | |
540 | char *pattern_fastmap; | |
541 | char errorbuffer[512]; | |
2e94c453 | 542 | pattern_fastmap = xcalloc (256, sizeof (char)); |
d318976c FN |
543 | if (searchstr == NULL) |
544 | error("REGEXP string is empty"); | |
545 | ||
546 | if (regcomp(&pattern,searchstr,REG_ICASE) == 0) | |
547 | { | |
548 | pattern.fastmap=pattern_fastmap; | |
549 | re_compile_fastmap(&pattern); | |
550 | apropos_cmd (gdb_stdout,cmdlist,&pattern,""); | |
551 | } | |
552 | else | |
553 | { | |
554 | regerror(regcomp(&pattern,searchstr,REG_ICASE),NULL,errorbuffer,512); | |
555 | error("Error in regular expression:%s",errorbuffer); | |
556 | } | |
2b5436af | 557 | xfree (pattern_fastmap); |
d318976c FN |
558 | } |
559 | \f | |
560 | static void | |
561 | set_debug (char *arg, int from_tty) | |
562 | { | |
563 | printf_unfiltered ("\"set debug\" must be followed by the name of a print subcommand.\n"); | |
564 | help_list (setdebuglist, "set debug ", -1, gdb_stdout); | |
565 | } | |
566 | ||
567 | static void | |
568 | show_debug (char *args, int from_tty) | |
569 | { | |
570 | cmd_show_list (showdebuglist, from_tty, ""); | |
571 | } | |
572 | ||
573 | void | |
574 | init_cmd_lists (void) | |
575 | { | |
576 | cmdlist = NULL; | |
577 | infolist = NULL; | |
578 | enablelist = NULL; | |
579 | disablelist = NULL; | |
580 | togglelist = NULL; | |
581 | stoplist = NULL; | |
582 | deletelist = NULL; | |
583 | enablebreaklist = NULL; | |
584 | setlist = NULL; | |
585 | unsetlist = NULL; | |
586 | showlist = NULL; | |
587 | sethistlist = NULL; | |
588 | showhistlist = NULL; | |
589 | unsethistlist = NULL; | |
590 | maintenancelist = NULL; | |
591 | maintenanceinfolist = NULL; | |
592 | maintenanceprintlist = NULL; | |
593 | setprintlist = NULL; | |
594 | showprintlist = NULL; | |
595 | setchecklist = NULL; | |
596 | showchecklist = NULL; | |
597 | } | |
598 | ||
599 | \f | |
600 | void | |
601 | init_cli_cmds (void) | |
602 | { | |
603 | struct cmd_list_element *c; | |
604 | ||
605 | /* Define the classes of commands. | |
606 | They will appear in the help list in the reverse of this order. */ | |
607 | ||
608 | add_cmd ("internals", class_maintenance, NO_FUNCTION, | |
609 | "Maintenance commands.\n\ | |
610 | Some gdb commands are provided just for use by gdb maintainers.\n\ | |
611 | These commands are subject to frequent change, and may not be as\n\ | |
612 | well documented as user commands.", | |
613 | &cmdlist); | |
614 | add_cmd ("obscure", class_obscure, NO_FUNCTION, "Obscure features.", &cmdlist); | |
615 | add_cmd ("aliases", class_alias, NO_FUNCTION, "Aliases of other commands.", &cmdlist); | |
616 | add_cmd ("user-defined", class_user, NO_FUNCTION, "User-defined commands.\n\ | |
617 | The commands in this class are those defined by the user.\n\ | |
618 | Use the \"define\" command to define a command.", &cmdlist); | |
619 | add_cmd ("support", class_support, NO_FUNCTION, "Support facilities.", &cmdlist); | |
620 | if (!dbx_commands) | |
621 | add_cmd ("status", class_info, NO_FUNCTION, "Status inquiries.", &cmdlist); | |
622 | add_cmd ("files", class_files, NO_FUNCTION, "Specifying and examining files.", &cmdlist); | |
623 | add_cmd ("breakpoints", class_breakpoint, NO_FUNCTION, "Making program stop at certain points.", &cmdlist); | |
624 | add_cmd ("data", class_vars, NO_FUNCTION, "Examining data.", &cmdlist); | |
625 | add_cmd ("stack", class_stack, NO_FUNCTION, "Examining the stack.\n\ | |
626 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ | |
627 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
628 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
629 | Variable lookups are done with respect to the selected frame.\n\ | |
630 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
631 | The commands below can be used to select other frames by number or address.", | |
632 | &cmdlist); | |
633 | add_cmd ("running", class_run, NO_FUNCTION, "Running the program.", &cmdlist); | |
634 | ||
635 | /* Define general commands. */ | |
636 | ||
637 | add_com ("pwd", class_files, pwd_command, | |
638 | "Print working directory. This is used for your program as well."); | |
639 | c = add_cmd ("cd", class_files, cd_command, | |
640 | "Set working directory to DIR for debugger and program being debugged.\n\ | |
641 | The change does not take effect for the program being debugged\n\ | |
642 | until the next time it is started.", &cmdlist); | |
643 | c->completer = filename_completer; | |
644 | ||
645 | add_com ("echo", class_support, echo_command, | |
646 | "Print a constant string. Give string as argument.\n\ | |
647 | C escape sequences may be used in the argument.\n\ | |
648 | No newline is added at the end of the argument;\n\ | |
649 | use \"\\n\" if you want a newline to be printed.\n\ | |
650 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
651 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
652 | to be printed or after trailing whitespace."); | |
653 | add_com ("document", class_support, document_command, | |
654 | "Document a user-defined command.\n\ | |
655 | Give command name as argument. Give documentation on following lines.\n\ | |
656 | End with a line of just \"end\"."); | |
657 | add_com ("define", class_support, define_command, | |
658 | "Define a new command name. Command name is argument.\n\ | |
659 | Definition appears on following lines, one command per line.\n\ | |
660 | End with a line of just \"end\".\n\ | |
661 | Use the \"document\" command to give documentation for the new command.\n\ | |
662 | Commands defined in this way may have up to ten arguments."); | |
663 | ||
d318976c FN |
664 | c = add_cmd ("source", class_support, source_command, |
665 | "Read commands from a file named FILE.\n\ | |
666 | Note that the file \"" GDBINIT_FILENAME "\" is read automatically in this way\n\ | |
667 | when gdb is started.", &cmdlist); | |
d318976c FN |
668 | c->completer = filename_completer; |
669 | ||
670 | add_com ("quit", class_support, quit_command, "Exit gdb."); | |
671 | add_com ("help", class_support, help_command, "Print list of commands."); | |
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 | } |