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Commit | Line | Data |
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d318976c | 1 | /* GDB CLI commands. |
8926118c | 2 | |
10f9c213 EZ |
3 | Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 |
4 | Free Software Foundation, Inc. | |
d318976c FN |
5 | |
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
10f9c213 EZ |
20 | Foundation, Inc., 51 Franklin Street, Fifth Floor, |
21 | Boston, MA 02110-1301, USA. */ | |
d318976c FN |
22 | |
23 | #include "defs.h" | |
dbda9972 AC |
24 | #include "readline/readline.h" |
25 | #include "readline/tilde.h" | |
d318976c FN |
26 | #include "completer.h" |
27 | #include "target.h" /* For baud_rate, remote_debug and remote_timeout */ | |
28 | #include "gdb_wait.h" /* For shell escape implementation */ | |
f77b92bf | 29 | #include "gdb_regex.h" /* Used by apropos_command */ |
5f8a3188 | 30 | #include "gdb_string.h" |
325ed089 | 31 | #include "gdb_vfork.h" |
0378c332 FN |
32 | #include "linespec.h" |
33 | #include "expression.h" | |
83c31e7d FN |
34 | #include "frame.h" |
35 | #include "value.h" | |
0378c332 | 36 | #include "language.h" |
fe4e3eb8 | 37 | #include "filenames.h" /* for DOSish file names */ |
0378c332 FN |
38 | #include "objfiles.h" |
39 | #include "source.h" | |
83c31e7d | 40 | #include "disasm.h" |
d318976c | 41 | |
d318976c | 42 | #include "ui-out.h" |
d318976c FN |
43 | |
44 | #include "top.h" | |
45 | #include "cli/cli-decode.h" | |
46 | #include "cli/cli-script.h" | |
47 | #include "cli/cli-setshow.h" | |
48 | #include "cli/cli-cmds.h" | |
49 | ||
6a83354a AC |
50 | #ifdef TUI |
51 | #include "tui/tui.h" /* For tui_active et.al. */ | |
52 | #endif | |
53 | ||
0378c332 | 54 | /* Prototypes for local command functions */ |
d318976c FN |
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 | ||
d318976c FN |
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 | { | |
8a3fe4f8 | 181 | error (_("Argument required (%s)."), why); |
d318976c FN |
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 | { | |
a3f17187 | 190 | printf_unfiltered (_("\"info\" must be followed by the name of an info command.\n")); |
d318976c FN |
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; | |
d9b52655 | 227 | char **completions, *point, *arg_prefix; |
d318976c FN |
228 | |
229 | dont_repeat (); | |
230 | ||
231 | if (arg == NULL) | |
232 | arg = ""; | |
233 | argpoint = strlen (arg); | |
234 | ||
d9b52655 DJ |
235 | /* complete_line assumes that its first argument is somewhere within, |
236 | and except for filenames at the beginning of, the word to be completed. | |
237 | The following crude imitation of readline's word-breaking tries to | |
238 | accomodate this. */ | |
239 | point = arg + argpoint; | |
240 | while (point > arg) | |
241 | { | |
242 | if (strchr (rl_completer_word_break_characters, point[-1]) != 0) | |
243 | break; | |
244 | point--; | |
245 | } | |
246 | ||
247 | arg_prefix = alloca (point - arg + 1); | |
248 | memcpy (arg_prefix, arg, point - arg); | |
249 | arg_prefix[point - arg] = 0; | |
250 | ||
251 | completions = complete_line (point, arg, argpoint); | |
83d31a92 TT |
252 | |
253 | if (completions) | |
d318976c | 254 | { |
83d31a92 TT |
255 | int item, size; |
256 | ||
257 | for (size = 0; completions[size]; ++size) | |
258 | ; | |
259 | qsort (completions, size, sizeof (char *), compare_strings); | |
260 | ||
261 | /* We do extra processing here since we only want to print each | |
262 | unique item once. */ | |
263 | item = 0; | |
264 | while (item < size) | |
265 | { | |
266 | int next_item; | |
d9b52655 | 267 | printf_unfiltered ("%s%s\n", arg_prefix, completions[item]); |
83d31a92 TT |
268 | next_item = item + 1; |
269 | while (next_item < size | |
270 | && ! strcmp (completions[item], completions[next_item])) | |
271 | { | |
272 | xfree (completions[next_item]); | |
273 | ++next_item; | |
274 | } | |
275 | ||
276 | xfree (completions[item]); | |
277 | item = next_item; | |
278 | } | |
279 | ||
280 | xfree (completions); | |
d318976c FN |
281 | } |
282 | } | |
283 | ||
bbaca940 AC |
284 | int |
285 | is_complete_command (struct cmd_list_element *c) | |
d318976c | 286 | { |
bbaca940 | 287 | return cmd_cfunc_eq (c, complete_command); |
d318976c FN |
288 | } |
289 | ||
d318976c FN |
290 | static void |
291 | show_version (char *args, int from_tty) | |
292 | { | |
293 | immediate_quit++; | |
294 | print_gdb_version (gdb_stdout); | |
295 | printf_filtered ("\n"); | |
296 | immediate_quit--; | |
297 | } | |
298 | ||
299 | /* Handle the quit command. */ | |
300 | ||
301 | void | |
302 | quit_command (char *args, int from_tty) | |
303 | { | |
304 | if (!quit_confirm ()) | |
8a3fe4f8 | 305 | error (_("Not confirmed.")); |
d318976c FN |
306 | quit_force (args, from_tty); |
307 | } | |
308 | ||
d318976c FN |
309 | static void |
310 | pwd_command (char *args, int from_tty) | |
311 | { | |
312 | if (args) | |
8a3fe4f8 | 313 | error (_("The \"pwd\" command does not take an argument: %s"), args); |
d318976c FN |
314 | getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); |
315 | ||
6314a349 | 316 | if (strcmp (gdb_dirbuf, current_directory) != 0) |
a3f17187 | 317 | printf_unfiltered (_("Working directory %s\n (canonically %s).\n"), |
d318976c FN |
318 | current_directory, gdb_dirbuf); |
319 | else | |
a3f17187 | 320 | printf_unfiltered (_("Working directory %s.\n"), current_directory); |
d318976c FN |
321 | } |
322 | ||
323 | void | |
324 | cd_command (char *dir, int from_tty) | |
325 | { | |
326 | int len; | |
327 | /* Found something other than leading repetitions of "/..". */ | |
328 | int found_real_path; | |
329 | char *p; | |
330 | ||
331 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
332 | repeat might be useful but is more likely to be a mistake. */ | |
333 | dont_repeat (); | |
334 | ||
335 | if (dir == 0) | |
e2e0b3e5 | 336 | error_no_arg (_("new working directory")); |
d318976c FN |
337 | |
338 | dir = tilde_expand (dir); | |
b8c9b27d | 339 | make_cleanup (xfree, dir); |
d318976c FN |
340 | |
341 | if (chdir (dir) < 0) | |
342 | perror_with_name (dir); | |
343 | ||
c3690141 | 344 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
345 | /* There's too much mess with DOSish names like "d:", "d:.", |
346 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
347 | simply get the canonicalized name of the current directory. */ | |
348 | dir = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); | |
349 | #endif | |
350 | ||
351 | len = strlen (dir); | |
fe4e3eb8 | 352 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
353 | { |
354 | /* Remove the trailing slash unless this is a root directory | |
355 | (including a drive letter on non-Unix systems). */ | |
356 | if (!(len == 1) /* "/" */ | |
c3690141 | 357 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 358 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
359 | #endif |
360 | ) | |
361 | len--; | |
362 | } | |
363 | ||
364 | dir = savestring (dir, len); | |
fe4e3eb8 | 365 | if (IS_ABSOLUTE_PATH (dir)) |
d318976c FN |
366 | current_directory = dir; |
367 | else | |
368 | { | |
fe4e3eb8 | 369 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
1754f103 | 370 | current_directory = concat (current_directory, dir, (char *)NULL); |
d318976c | 371 | else |
1754f103 MK |
372 | current_directory = concat (current_directory, SLASH_STRING, |
373 | dir, (char *)NULL); | |
b8c9b27d | 374 | xfree (dir); |
d318976c FN |
375 | } |
376 | ||
377 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
378 | ||
379 | found_real_path = 0; | |
380 | for (p = current_directory; *p;) | |
381 | { | |
fe4e3eb8 EZ |
382 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
383 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
d318976c | 384 | strcpy (p, p + 2); |
fe4e3eb8 EZ |
385 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
386 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
387 | { |
388 | if (found_real_path) | |
389 | { | |
390 | /* Search backwards for the directory just before the "/.." | |
391 | and obliterate it and the "/..". */ | |
392 | char *q = p; | |
fe4e3eb8 | 393 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
394 | --q; |
395 | ||
396 | if (q == current_directory) | |
397 | /* current_directory is | |
398 | a relative pathname ("can't happen"--leave it alone). */ | |
399 | ++p; | |
400 | else | |
401 | { | |
402 | strcpy (q - 1, p + 3); | |
403 | p = q - 1; | |
404 | } | |
405 | } | |
406 | else | |
407 | /* We are dealing with leading repetitions of "/..", for example | |
408 | "/../..", which is the Mach super-root. */ | |
409 | p += 3; | |
410 | } | |
411 | else | |
412 | { | |
413 | found_real_path = 1; | |
414 | ++p; | |
415 | } | |
416 | } | |
417 | ||
418 | forget_cached_source_info (); | |
419 | ||
420 | if (from_tty) | |
421 | pwd_command ((char *) 0, 1); | |
422 | } | |
423 | \f | |
424 | void | |
425 | source_command (char *args, int from_tty) | |
426 | { | |
427 | FILE *stream; | |
428 | struct cleanup *old_cleanups; | |
429 | char *file = args; | |
430 | ||
431 | if (file == NULL) | |
432 | { | |
8a3fe4f8 | 433 | error (_("source command requires pathname of file to source.")); |
d318976c FN |
434 | } |
435 | ||
436 | file = tilde_expand (file); | |
b8c9b27d | 437 | old_cleanups = make_cleanup (xfree, file); |
d318976c FN |
438 | |
439 | stream = fopen (file, FOPEN_RT); | |
440 | if (!stream) | |
441 | { | |
442 | if (from_tty) | |
443 | perror_with_name (file); | |
444 | else | |
445 | return; | |
446 | } | |
447 | ||
448 | script_from_file (stream, file); | |
449 | ||
450 | do_cleanups (old_cleanups); | |
451 | } | |
452 | ||
d318976c FN |
453 | static void |
454 | echo_command (char *text, int from_tty) | |
455 | { | |
456 | char *p = text; | |
d5b5ac79 | 457 | int c; |
d318976c FN |
458 | |
459 | if (text) | |
460 | while ((c = *p++) != '\0') | |
461 | { | |
462 | if (c == '\\') | |
463 | { | |
464 | /* \ at end of argument is used after spaces | |
465 | so they won't be lost. */ | |
466 | if (*p == 0) | |
467 | return; | |
468 | ||
469 | c = parse_escape (&p); | |
470 | if (c >= 0) | |
471 | printf_filtered ("%c", c); | |
472 | } | |
473 | else | |
474 | printf_filtered ("%c", c); | |
475 | } | |
476 | ||
477 | /* Force this output to appear now. */ | |
478 | wrap_here (""); | |
479 | gdb_flush (gdb_stdout); | |
480 | } | |
481 | ||
d318976c FN |
482 | static void |
483 | shell_escape (char *arg, int from_tty) | |
484 | { | |
9b265ec2 MM |
485 | #if defined(CANT_FORK) || \ |
486 | (!defined(HAVE_WORKING_VFORK) && !defined(HAVE_WORKING_FORK)) | |
d318976c FN |
487 | /* If ARG is NULL, they want an inferior shell, but `system' just |
488 | reports if the shell is available when passed a NULL arg. */ | |
489 | int rc = system (arg ? arg : ""); | |
490 | ||
491 | if (!arg) | |
492 | arg = "inferior shell"; | |
493 | ||
494 | if (rc == -1) | |
495 | { | |
496 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, | |
497 | safe_strerror (errno)); | |
498 | gdb_flush (gdb_stderr); | |
499 | } | |
500 | else if (rc) | |
501 | { | |
502 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); | |
503 | gdb_flush (gdb_stderr); | |
504 | } | |
2584159e | 505 | #ifdef GLOBAL_CURDIR |
d318976c FN |
506 | /* Make sure to return to the directory GDB thinks it is, in case the |
507 | shell command we just ran changed it. */ | |
508 | chdir (current_directory); | |
509 | #endif | |
510 | #else /* Can fork. */ | |
511 | int rc, status, pid; | |
d318976c | 512 | |
325ed089 | 513 | if ((pid = vfork ()) == 0) |
d318976c | 514 | { |
30e94205 DJ |
515 | char *p, *user_shell; |
516 | ||
517 | if ((user_shell = (char *) getenv ("SHELL")) == NULL) | |
518 | user_shell = "/bin/sh"; | |
519 | ||
520 | /* Get the name of the shell for arg0 */ | |
521 | if ((p = strrchr (user_shell, '/')) == NULL) | |
522 | p = user_shell; | |
523 | else | |
524 | p++; /* Get past '/' */ | |
525 | ||
d318976c | 526 | if (!arg) |
36662fde | 527 | execl (user_shell, p, (char *) 0); |
d318976c | 528 | else |
36662fde | 529 | execl (user_shell, p, "-c", arg, (char *) 0); |
d318976c FN |
530 | |
531 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
532 | safe_strerror (errno)); | |
533 | gdb_flush (gdb_stderr); | |
534 | _exit (0177); | |
535 | } | |
536 | ||
537 | if (pid != -1) | |
538 | while ((rc = wait (&status)) != pid && rc != -1) | |
539 | ; | |
540 | else | |
8a3fe4f8 | 541 | error (_("Fork failed")); |
d318976c FN |
542 | #endif /* Can fork. */ |
543 | } | |
544 | ||
0378c332 FN |
545 | static void |
546 | edit_command (char *arg, int from_tty) | |
547 | { | |
548 | struct symtabs_and_lines sals; | |
549 | struct symtab_and_line sal; | |
550 | struct symbol *sym; | |
551 | char *arg1; | |
552 | int cmdlen, log10; | |
553 | unsigned m; | |
554 | char *editor; | |
a955ca71 | 555 | char *p, *fn; |
0378c332 FN |
556 | |
557 | /* Pull in the current default source line if necessary */ | |
558 | if (arg == 0) | |
53cb0458 FN |
559 | { |
560 | set_default_source_symtab_and_line (); | |
561 | sal = get_current_source_symtab_and_line (); | |
562 | } | |
0378c332 FN |
563 | |
564 | /* bare "edit" edits file with present line. */ | |
565 | ||
566 | if (arg == 0) | |
567 | { | |
568 | if (sal.symtab == 0) | |
8a3fe4f8 | 569 | error (_("No default source file yet.")); |
0378c332 FN |
570 | sal.line += get_lines_to_list () / 2; |
571 | } | |
572 | else | |
573 | { | |
574 | ||
575 | /* Now should only be one argument -- decode it in SAL */ | |
576 | ||
577 | arg1 = arg; | |
68219205 | 578 | sals = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 FN |
579 | |
580 | if (! sals.nelts) return; /* C++ */ | |
581 | if (sals.nelts > 1) { | |
582 | ambiguous_line_spec (&sals); | |
583 | xfree (sals.sals); | |
584 | return; | |
585 | } | |
586 | ||
587 | sal = sals.sals[0]; | |
588 | xfree (sals.sals); | |
589 | ||
590 | if (*arg1) | |
8a3fe4f8 | 591 | error (_("Junk at end of line specification.")); |
0378c332 FN |
592 | |
593 | /* if line was specified by address, | |
594 | first print exactly which line, and which file. | |
595 | In this case, sal.symtab == 0 means address is outside | |
596 | of all known source files, not that user failed to give a filename. */ | |
597 | if (*arg == '*') | |
598 | { | |
599 | if (sal.symtab == 0) | |
600 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
8a3fe4f8 | 601 | error (_("No source file for address %s."), |
bb599908 | 602 | hex_string ((unsigned long) sal.pc)); |
0378c332 FN |
603 | sym = find_pc_function (sal.pc); |
604 | if (sym) | |
605 | { | |
66bf4b3a | 606 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 | 607 | printf_filtered (" is in "); |
de5ad195 | 608 | fputs_filtered (SYMBOL_PRINT_NAME (sym), gdb_stdout); |
0378c332 FN |
609 | printf_filtered (" (%s:%d).\n", sal.symtab->filename, sal.line); |
610 | } | |
611 | else | |
612 | { | |
66bf4b3a | 613 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 FN |
614 | printf_filtered (" is at %s:%d.\n", |
615 | sal.symtab->filename, sal.line); | |
616 | } | |
617 | } | |
618 | ||
619 | /* If what was given does not imply a symtab, it must be an undebuggable | |
620 | symbol which means no source code. */ | |
621 | ||
622 | if (sal.symtab == 0) | |
8a3fe4f8 | 623 | error (_("No line number known for %s."), arg); |
0378c332 FN |
624 | } |
625 | ||
626 | if ((editor = (char *) getenv ("EDITOR")) == NULL) | |
627 | editor = "/bin/ex"; | |
a955ca71 | 628 | |
0378c332 FN |
629 | /* Approximate base-10 log of line to 1 unit for digit count */ |
630 | for(log10=32, m=0x80000000; !(sal.line & m) && log10>0; log10--, m=m>>1); | |
631 | log10 = 1 + (int)((log10 + (0 == ((m-1) & sal.line)))/3.32192809); | |
632 | ||
a955ca71 EZ |
633 | /* If we don't already know the full absolute file name of the |
634 | source file, find it now. */ | |
635 | if (!sal.symtab->fullname) | |
636 | { | |
637 | fn = symtab_to_fullname (sal.symtab); | |
638 | if (!fn) | |
639 | fn = "unknown"; | |
640 | } | |
641 | else | |
642 | fn = sal.symtab->fullname; | |
0378c332 | 643 | |
a955ca71 EZ |
644 | /* Quote the file name, in case it has whitespace or other special |
645 | characters. */ | |
646 | p = xstrprintf ("%s +%d \"%s\"", editor, sal.line, fn); | |
647 | shell_escape(p, from_tty); | |
0378c332 FN |
648 | xfree(p); |
649 | } | |
650 | ||
651 | static void | |
652 | list_command (char *arg, int from_tty) | |
653 | { | |
654 | struct symtabs_and_lines sals, sals_end; | |
c68a6671 AC |
655 | struct symtab_and_line sal = { }; |
656 | struct symtab_and_line sal_end = { }; | |
657 | struct symtab_and_line cursal = { }; | |
0378c332 FN |
658 | struct symbol *sym; |
659 | char *arg1; | |
660 | int no_end = 1; | |
661 | int dummy_end = 0; | |
662 | int dummy_beg = 0; | |
663 | int linenum_beg = 0; | |
664 | char *p; | |
665 | ||
666 | /* Pull in the current default source line if necessary */ | |
667 | if (arg == 0 || arg[0] == '+' || arg[0] == '-') | |
53cb0458 FN |
668 | { |
669 | set_default_source_symtab_and_line (); | |
670 | cursal = get_current_source_symtab_and_line (); | |
671 | } | |
0378c332 FN |
672 | |
673 | /* "l" or "l +" lists next ten lines. */ | |
674 | ||
6314a349 | 675 | if (arg == 0 || strcmp (arg, "+") == 0) |
0378c332 FN |
676 | { |
677 | print_source_lines (cursal.symtab, cursal.line, | |
678 | cursal.line + get_lines_to_list (), 0); | |
679 | return; | |
680 | } | |
681 | ||
682 | /* "l -" lists previous ten lines, the ones before the ten just listed. */ | |
6314a349 | 683 | if (strcmp (arg, "-") == 0) |
0378c332 FN |
684 | { |
685 | print_source_lines (cursal.symtab, | |
686 | max (get_first_line_listed () - get_lines_to_list (), 1), | |
687 | get_first_line_listed (), 0); | |
688 | return; | |
689 | } | |
690 | ||
691 | /* Now if there is only one argument, decode it in SAL | |
692 | and set NO_END. | |
693 | If there are two arguments, decode them in SAL and SAL_END | |
694 | and clear NO_END; however, if one of the arguments is blank, | |
695 | set DUMMY_BEG or DUMMY_END to record that fact. */ | |
696 | ||
697 | if (!have_full_symbols () && !have_partial_symbols ()) | |
8a3fe4f8 | 698 | error (_("No symbol table is loaded. Use the \"file\" command.")); |
0378c332 FN |
699 | |
700 | arg1 = arg; | |
701 | if (*arg1 == ',') | |
702 | dummy_beg = 1; | |
703 | else | |
704 | { | |
68219205 | 705 | sals = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 FN |
706 | |
707 | if (!sals.nelts) | |
708 | return; /* C++ */ | |
709 | if (sals.nelts > 1) | |
710 | { | |
711 | ambiguous_line_spec (&sals); | |
712 | xfree (sals.sals); | |
713 | return; | |
714 | } | |
715 | ||
716 | sal = sals.sals[0]; | |
717 | xfree (sals.sals); | |
718 | } | |
719 | ||
720 | /* Record whether the BEG arg is all digits. */ | |
721 | ||
722 | for (p = arg; p != arg1 && *p >= '0' && *p <= '9'; p++); | |
723 | linenum_beg = (p == arg1); | |
724 | ||
725 | while (*arg1 == ' ' || *arg1 == '\t') | |
726 | arg1++; | |
727 | if (*arg1 == ',') | |
728 | { | |
729 | no_end = 0; | |
730 | arg1++; | |
731 | while (*arg1 == ' ' || *arg1 == '\t') | |
732 | arg1++; | |
733 | if (*arg1 == 0) | |
734 | dummy_end = 1; | |
735 | else | |
736 | { | |
737 | if (dummy_beg) | |
68219205 | 738 | sals_end = decode_line_1 (&arg1, 0, 0, 0, 0, 0); |
0378c332 | 739 | else |
68219205 | 740 | sals_end = decode_line_1 (&arg1, 0, sal.symtab, sal.line, 0, 0); |
0378c332 FN |
741 | if (sals_end.nelts == 0) |
742 | return; | |
743 | if (sals_end.nelts > 1) | |
744 | { | |
745 | ambiguous_line_spec (&sals_end); | |
746 | xfree (sals_end.sals); | |
747 | return; | |
748 | } | |
749 | sal_end = sals_end.sals[0]; | |
750 | xfree (sals_end.sals); | |
751 | } | |
752 | } | |
753 | ||
754 | if (*arg1) | |
8a3fe4f8 | 755 | error (_("Junk at end of line specification.")); |
0378c332 FN |
756 | |
757 | if (!no_end && !dummy_beg && !dummy_end | |
758 | && sal.symtab != sal_end.symtab) | |
8a3fe4f8 | 759 | error (_("Specified start and end are in different files.")); |
0378c332 | 760 | if (dummy_beg && dummy_end) |
8a3fe4f8 | 761 | error (_("Two empty args do not say what lines to list.")); |
0378c332 FN |
762 | |
763 | /* if line was specified by address, | |
764 | first print exactly which line, and which file. | |
765 | In this case, sal.symtab == 0 means address is outside | |
766 | of all known source files, not that user failed to give a filename. */ | |
767 | if (*arg == '*') | |
768 | { | |
769 | if (sal.symtab == 0) | |
770 | /* FIXME-32x64--assumes sal.pc fits in long. */ | |
8a3fe4f8 | 771 | error (_("No source file for address %s."), |
bb599908 | 772 | hex_string ((unsigned long) sal.pc)); |
0378c332 FN |
773 | sym = find_pc_function (sal.pc); |
774 | if (sym) | |
775 | { | |
66bf4b3a | 776 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 | 777 | printf_filtered (" is in "); |
de5ad195 | 778 | fputs_filtered (SYMBOL_PRINT_NAME (sym), gdb_stdout); |
0378c332 FN |
779 | printf_filtered (" (%s:%d).\n", sal.symtab->filename, sal.line); |
780 | } | |
781 | else | |
782 | { | |
66bf4b3a | 783 | deprecated_print_address_numeric (sal.pc, 1, gdb_stdout); |
0378c332 FN |
784 | printf_filtered (" is at %s:%d.\n", |
785 | sal.symtab->filename, sal.line); | |
786 | } | |
787 | } | |
788 | ||
789 | /* If line was not specified by just a line number, | |
790 | and it does not imply a symtab, it must be an undebuggable symbol | |
791 | which means no source code. */ | |
792 | ||
793 | if (!linenum_beg && sal.symtab == 0) | |
8a3fe4f8 | 794 | error (_("No line number known for %s."), arg); |
0378c332 FN |
795 | |
796 | /* If this command is repeated with RET, | |
797 | turn it into the no-arg variant. */ | |
798 | ||
799 | if (from_tty) | |
800 | *arg = 0; | |
801 | ||
802 | if (dummy_beg && sal_end.symtab == 0) | |
8a3fe4f8 | 803 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
804 | if (dummy_beg) |
805 | print_source_lines (sal_end.symtab, | |
806 | max (sal_end.line - (get_lines_to_list () - 1), 1), | |
807 | sal_end.line + 1, 0); | |
808 | else if (sal.symtab == 0) | |
8a3fe4f8 | 809 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
810 | else if (no_end) |
811 | { | |
812 | int first_line = sal.line - get_lines_to_list () / 2; | |
813 | ||
814 | if (first_line < 1) first_line = 1; | |
815 | ||
816 | print_source_lines (sal.symtab, | |
817 | first_line, | |
818 | first_line + get_lines_to_list (), | |
819 | 0); | |
820 | } | |
821 | else | |
822 | print_source_lines (sal.symtab, sal.line, | |
823 | (dummy_end | |
824 | ? sal.line + get_lines_to_list () | |
825 | : sal_end.line + 1), | |
826 | 0); | |
827 | } | |
828 | ||
83c31e7d FN |
829 | /* Dump a specified section of assembly code. With no command line |
830 | arguments, this command will dump the assembly code for the | |
831 | function surrounding the pc value in the selected frame. With one | |
832 | argument, it will dump the assembly code surrounding that pc value. | |
833 | Two arguments are interpeted as bounds within which to dump | |
834 | assembly. */ | |
835 | ||
83c31e7d FN |
836 | static void |
837 | disassemble_command (char *arg, int from_tty) | |
838 | { | |
839 | CORE_ADDR low, high; | |
840 | char *name; | |
841 | CORE_ADDR pc, pc_masked; | |
842 | char *space_index; | |
843 | #if 0 | |
844 | asection *section; | |
845 | #endif | |
846 | ||
847 | name = NULL; | |
848 | if (!arg) | |
849 | { | |
6e7f8b9c | 850 | if (!deprecated_selected_frame) |
8a3fe4f8 | 851 | error (_("No frame selected.")); |
83c31e7d | 852 | |
6e7f8b9c | 853 | pc = get_frame_pc (deprecated_selected_frame); |
83c31e7d | 854 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) |
8a3fe4f8 | 855 | error (_("No function contains program counter for selected frame.")); |
83c31e7d | 856 | #if defined(TUI) |
021e7609 AC |
857 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
858 | `tui_version'. */ | |
22940a24 AC |
859 | if (tui_active) |
860 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
861 | low = tui_get_low_disassembly_address (low, pc); | |
83c31e7d | 862 | #endif |
782263ab | 863 | low += DEPRECATED_FUNCTION_START_OFFSET; |
83c31e7d FN |
864 | } |
865 | else if (!(space_index = (char *) strchr (arg, ' '))) | |
866 | { | |
867 | /* One argument. */ | |
868 | pc = parse_and_eval_address (arg); | |
869 | if (find_pc_partial_function (pc, &name, &low, &high) == 0) | |
8a3fe4f8 | 870 | error (_("No function contains specified address.")); |
83c31e7d | 871 | #if defined(TUI) |
021e7609 AC |
872 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
873 | `tui_version'. */ | |
22940a24 AC |
874 | if (tui_active) |
875 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
876 | low = tui_get_low_disassembly_address (low, pc); | |
83c31e7d | 877 | #endif |
782263ab | 878 | low += DEPRECATED_FUNCTION_START_OFFSET; |
83c31e7d FN |
879 | } |
880 | else | |
881 | { | |
882 | /* Two arguments. */ | |
883 | *space_index = '\0'; | |
884 | low = parse_and_eval_address (arg); | |
885 | high = parse_and_eval_address (space_index + 1); | |
886 | } | |
887 | ||
888 | #if defined(TUI) | |
889 | if (!tui_is_window_visible (DISASSEM_WIN)) | |
890 | #endif | |
891 | { | |
892 | printf_filtered ("Dump of assembler code "); | |
893 | if (name != NULL) | |
894 | { | |
895 | printf_filtered ("for function %s:\n", name); | |
896 | } | |
897 | else | |
898 | { | |
899 | printf_filtered ("from "); | |
66bf4b3a | 900 | deprecated_print_address_numeric (low, 1, gdb_stdout); |
83c31e7d | 901 | printf_filtered (" to "); |
66bf4b3a | 902 | deprecated_print_address_numeric (high, 1, gdb_stdout); |
83c31e7d FN |
903 | printf_filtered (":\n"); |
904 | } | |
905 | ||
906 | /* Dump the specified range. */ | |
907 | gdb_disassembly (uiout, 0, 0, 0, -1, low, high); | |
908 | ||
909 | printf_filtered ("End of assembler dump.\n"); | |
910 | gdb_flush (gdb_stdout); | |
911 | } | |
912 | #if defined(TUI) | |
913 | else | |
914 | { | |
915 | tui_show_assembly (low); | |
916 | } | |
917 | #endif | |
918 | } | |
919 | ||
d318976c FN |
920 | static void |
921 | make_command (char *arg, int from_tty) | |
922 | { | |
923 | char *p; | |
924 | ||
925 | if (arg == 0) | |
926 | p = "make"; | |
927 | else | |
928 | { | |
929 | p = xmalloc (sizeof ("make ") + strlen (arg)); | |
930 | strcpy (p, "make "); | |
931 | strcpy (p + sizeof ("make ") - 1, arg); | |
932 | } | |
933 | ||
934 | shell_escape (p, from_tty); | |
935 | } | |
936 | ||
d318976c FN |
937 | static void |
938 | show_user (char *args, int from_tty) | |
939 | { | |
940 | struct cmd_list_element *c; | |
941 | extern struct cmd_list_element *cmdlist; | |
942 | ||
943 | if (args) | |
944 | { | |
945 | c = lookup_cmd (&args, cmdlist, "", 0, 1); | |
946 | if (c->class != class_user) | |
8a3fe4f8 | 947 | error (_("Not a user command.")); |
d318976c FN |
948 | show_user_1 (c, gdb_stdout); |
949 | } | |
950 | else | |
951 | { | |
952 | for (c = cmdlist; c; c = c->next) | |
953 | { | |
954 | if (c->class == class_user) | |
955 | show_user_1 (c, gdb_stdout); | |
956 | } | |
957 | } | |
958 | } | |
959 | ||
960 | /* Search through names of commands and documentations for a certain | |
961 | regular expression. | |
962 | */ | |
963 | void | |
964 | apropos_command (char *searchstr, int from_tty) | |
965 | { | |
966 | extern struct cmd_list_element *cmdlist; /*This is the main command list*/ | |
967 | regex_t pattern; | |
968 | char *pattern_fastmap; | |
969 | char errorbuffer[512]; | |
2e94c453 | 970 | pattern_fastmap = xcalloc (256, sizeof (char)); |
d318976c | 971 | if (searchstr == NULL) |
8a3fe4f8 | 972 | error (_("REGEXP string is empty")); |
d318976c FN |
973 | |
974 | if (regcomp(&pattern,searchstr,REG_ICASE) == 0) | |
975 | { | |
976 | pattern.fastmap=pattern_fastmap; | |
977 | re_compile_fastmap(&pattern); | |
978 | apropos_cmd (gdb_stdout,cmdlist,&pattern,""); | |
979 | } | |
980 | else | |
981 | { | |
982 | regerror(regcomp(&pattern,searchstr,REG_ICASE),NULL,errorbuffer,512); | |
8a3fe4f8 | 983 | error (_("Error in regular expression:%s"),errorbuffer); |
d318976c | 984 | } |
2b5436af | 985 | xfree (pattern_fastmap); |
d318976c FN |
986 | } |
987 | \f | |
0378c332 FN |
988 | /* Print a list of files and line numbers which a user may choose from |
989 | in order to list a function which was specified ambiguously (as with | |
990 | `list classname::overloadedfuncname', for example). The vector in | |
991 | SALS provides the filenames and line numbers. */ | |
992 | ||
993 | static void | |
994 | ambiguous_line_spec (struct symtabs_and_lines *sals) | |
995 | { | |
996 | int i; | |
997 | ||
998 | for (i = 0; i < sals->nelts; ++i) | |
a3f17187 | 999 | printf_filtered (_("file: \"%s\", line number: %d\n"), |
0378c332 FN |
1000 | sals->sals[i].symtab->filename, sals->sals[i].line); |
1001 | } | |
1002 | ||
d318976c FN |
1003 | static void |
1004 | set_debug (char *arg, int from_tty) | |
1005 | { | |
a3f17187 | 1006 | printf_unfiltered (_("\"set debug\" must be followed by the name of a print subcommand.\n")); |
d318976c FN |
1007 | help_list (setdebuglist, "set debug ", -1, gdb_stdout); |
1008 | } | |
1009 | ||
1010 | static void | |
1011 | show_debug (char *args, int from_tty) | |
1012 | { | |
1013 | cmd_show_list (showdebuglist, from_tty, ""); | |
1014 | } | |
1015 | ||
1016 | void | |
1017 | init_cmd_lists (void) | |
1018 | { | |
20f01a46 DH |
1019 | max_user_call_depth = 1024; |
1020 | ||
d318976c FN |
1021 | cmdlist = NULL; |
1022 | infolist = NULL; | |
1023 | enablelist = NULL; | |
1024 | disablelist = NULL; | |
1025 | togglelist = NULL; | |
1026 | stoplist = NULL; | |
1027 | deletelist = NULL; | |
1028 | enablebreaklist = NULL; | |
1029 | setlist = NULL; | |
1030 | unsetlist = NULL; | |
1031 | showlist = NULL; | |
1032 | sethistlist = NULL; | |
1033 | showhistlist = NULL; | |
1034 | unsethistlist = NULL; | |
1035 | maintenancelist = NULL; | |
1036 | maintenanceinfolist = NULL; | |
1037 | maintenanceprintlist = NULL; | |
1038 | setprintlist = NULL; | |
1039 | showprintlist = NULL; | |
1040 | setchecklist = NULL; | |
1041 | showchecklist = NULL; | |
1042 | } | |
1043 | ||
920d2a44 AC |
1044 | static void |
1045 | show_info_verbose (struct ui_file *file, int from_tty, | |
1046 | struct cmd_list_element *c, | |
1047 | const char *value) | |
1048 | { | |
1049 | if (info_verbose) | |
1050 | fprintf_filtered (file, _("\ | |
1051 | Verbose printing of informational messages is %s.\n"), value); | |
1052 | else | |
1053 | fprintf_filtered (file, _("Verbosity is %s.\n"), value); | |
1054 | } | |
1055 | ||
1056 | static void | |
1057 | show_history_expansion_p (struct ui_file *file, int from_tty, | |
1058 | struct cmd_list_element *c, const char *value) | |
1059 | { | |
1060 | fprintf_filtered (file, _("History expansion on command input is %s.\n"), | |
1061 | value); | |
1062 | } | |
1063 | ||
1064 | static void | |
1065 | show_baud_rate (struct ui_file *file, int from_tty, | |
1066 | struct cmd_list_element *c, const char *value) | |
1067 | { | |
1068 | fprintf_filtered (file, _("Baud rate for remote serial I/O is %s.\n"), | |
1069 | value); | |
1070 | } | |
1071 | ||
1072 | static void | |
1073 | show_remote_debug (struct ui_file *file, int from_tty, | |
1074 | struct cmd_list_element *c, const char *value) | |
1075 | { | |
1076 | fprintf_filtered (file, _("Debugging of remote protocol is %s.\n"), | |
1077 | value); | |
1078 | } | |
1079 | ||
1080 | static void | |
1081 | show_remote_timeout (struct ui_file *file, int from_tty, | |
1082 | struct cmd_list_element *c, const char *value) | |
1083 | { | |
1084 | fprintf_filtered (file, _("\ | |
1085 | Timeout limit to wait for target to respond is %s.\n"), | |
1086 | value); | |
1087 | } | |
1088 | ||
1089 | static void | |
1090 | show_max_user_call_depth (struct ui_file *file, int from_tty, | |
1091 | struct cmd_list_element *c, const char *value) | |
1092 | { | |
1093 | fprintf_filtered (file, _("\ | |
1094 | The max call depth for user-defined commands is %s.\n"), | |
1095 | value); | |
1096 | } | |
1097 | ||
d318976c FN |
1098 | \f |
1099 | void | |
1100 | init_cli_cmds (void) | |
1101 | { | |
1102 | struct cmd_list_element *c; | |
eaae3919 | 1103 | char *source_help_text; |
d318976c FN |
1104 | |
1105 | /* Define the classes of commands. | |
1106 | They will appear in the help list in the reverse of this order. */ | |
1107 | ||
1a966eab AC |
1108 | add_cmd ("internals", class_maintenance, NULL, _("\ |
1109 | Maintenance commands.\n\ | |
d318976c FN |
1110 | Some gdb commands are provided just for use by gdb maintainers.\n\ |
1111 | These commands are subject to frequent change, and may not be as\n\ | |
1a966eab | 1112 | well documented as user commands."), |
d318976c | 1113 | &cmdlist); |
1a966eab AC |
1114 | add_cmd ("obscure", class_obscure, NULL, _("Obscure features."), &cmdlist); |
1115 | add_cmd ("aliases", class_alias, NULL, _("Aliases of other commands."), &cmdlist); | |
1116 | add_cmd ("user-defined", class_user, NULL, _("\ | |
1117 | User-defined commands.\n\ | |
d318976c | 1118 | The commands in this class are those defined by the user.\n\ |
1a966eab AC |
1119 | Use the \"define\" command to define a command."), &cmdlist); |
1120 | add_cmd ("support", class_support, NULL, _("Support facilities."), &cmdlist); | |
d318976c | 1121 | if (!dbx_commands) |
1a966eab AC |
1122 | add_cmd ("status", class_info, NULL, _("Status inquiries."), &cmdlist); |
1123 | add_cmd ("files", class_files, NULL, _("Specifying and examining files."), | |
1124 | &cmdlist); | |
1125 | add_cmd ("breakpoints", class_breakpoint, NULL, | |
1126 | _("Making program stop at certain points."), &cmdlist); | |
1127 | add_cmd ("data", class_vars, NULL, _("Examining data."), &cmdlist); | |
1128 | add_cmd ("stack", class_stack, NULL, _("\ | |
1129 | Examining the stack.\n\ | |
d318976c FN |
1130 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ |
1131 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
1132 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
1133 | Variable lookups are done with respect to the selected frame.\n\ | |
1134 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
1a966eab | 1135 | The commands below can be used to select other frames by number or address."), |
d318976c | 1136 | &cmdlist); |
1a966eab | 1137 | add_cmd ("running", class_run, NULL, _("Running the program."), &cmdlist); |
d318976c FN |
1138 | |
1139 | /* Define general commands. */ | |
1140 | ||
1bedd215 AC |
1141 | add_com ("pwd", class_files, pwd_command, _("\ |
1142 | Print working directory. This is used for your program as well.")); | |
1a966eab AC |
1143 | c = add_cmd ("cd", class_files, cd_command, _("\ |
1144 | Set working directory to DIR for debugger and program being debugged.\n\ | |
d318976c | 1145 | The change does not take effect for the program being debugged\n\ |
1a966eab | 1146 | until the next time it is started."), &cmdlist); |
5ba2abeb | 1147 | set_cmd_completer (c, filename_completer); |
d318976c | 1148 | |
1bedd215 AC |
1149 | add_com ("echo", class_support, echo_command, _("\ |
1150 | Print a constant string. Give string as argument.\n\ | |
d318976c FN |
1151 | C escape sequences may be used in the argument.\n\ |
1152 | No newline is added at the end of the argument;\n\ | |
1153 | use \"\\n\" if you want a newline to be printed.\n\ | |
1154 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
1155 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
1bedd215 AC |
1156 | to be printed or after trailing whitespace.")); |
1157 | add_com ("document", class_support, document_command, _("\ | |
1158 | Document a user-defined command.\n\ | |
d318976c | 1159 | Give command name as argument. Give documentation on following lines.\n\ |
1bedd215 AC |
1160 | End with a line of just \"end\".")); |
1161 | add_com ("define", class_support, define_command, _("\ | |
1162 | Define a new command name. Command name is argument.\n\ | |
d318976c FN |
1163 | Definition appears on following lines, one command per line.\n\ |
1164 | End with a line of just \"end\".\n\ | |
1165 | Use the \"document\" command to give documentation for the new command.\n\ | |
1bedd215 | 1166 | Commands defined in this way may have up to ten arguments.")); |
d318976c | 1167 | |
eaae3919 | 1168 | source_help_text = xstrprintf (_("\ |
1a966eab | 1169 | Read commands from a file named FILE.\n\ |
eaae3919 EZ |
1170 | Note that the file \"%s\" is read automatically in this way\n\ |
1171 | when gdb is started."), gdbinit); | |
1172 | c = add_cmd ("source", class_support, source_command, | |
1173 | source_help_text, &cmdlist); | |
5ba2abeb | 1174 | set_cmd_completer (c, filename_completer); |
d318976c | 1175 | |
1bedd215 AC |
1176 | add_com ("quit", class_support, quit_command, _("Exit gdb.")); |
1177 | c = add_com ("help", class_support, help_command, | |
1178 | _("Print list of commands.")); | |
5ba2abeb | 1179 | set_cmd_completer (c, command_completer); |
d318976c FN |
1180 | add_com_alias ("q", "quit", class_support, 1); |
1181 | add_com_alias ("h", "help", class_support, 1); | |
1182 | ||
5bf193a2 AC |
1183 | add_setshow_boolean_cmd ("verbose", class_support, &info_verbose, _("\ |
1184 | Set verbosity."), _("\ | |
1185 | Show verbosity."), NULL, | |
1186 | set_verbose, | |
920d2a44 | 1187 | show_info_verbose, |
5bf193a2 | 1188 | &setlist, &showlist); |
d318976c FN |
1189 | |
1190 | add_prefix_cmd ("history", class_support, set_history, | |
1bedd215 | 1191 | _("Generic command for setting command history parameters."), |
d318976c FN |
1192 | &sethistlist, "set history ", 0, &setlist); |
1193 | add_prefix_cmd ("history", class_support, show_history, | |
1bedd215 | 1194 | _("Generic command for showing command history parameters."), |
d318976c FN |
1195 | &showhistlist, "show history ", 0, &showlist); |
1196 | ||
5bf193a2 AC |
1197 | add_setshow_boolean_cmd ("expansion", no_class, &history_expansion_p, _("\ |
1198 | Set history expansion on command input."), _("\ | |
1199 | Show history expansion on command input."), _("\ | |
1200 | Without an argument, history expansion is enabled."), | |
1201 | NULL, | |
920d2a44 | 1202 | show_history_expansion_p, |
5bf193a2 | 1203 | &sethistlist, &showhistlist); |
d318976c | 1204 | |
1bedd215 AC |
1205 | add_prefix_cmd ("info", class_info, info_command, _("\ |
1206 | Generic command for showing things about the program being debugged."), | |
d318976c FN |
1207 | &infolist, "info ", 0, &cmdlist); |
1208 | add_com_alias ("i", "info", class_info, 1); | |
1209 | ||
1210 | add_com ("complete", class_obscure, complete_command, | |
1bedd215 | 1211 | _("List the completions for the rest of the line as a command.")); |
d318976c FN |
1212 | |
1213 | add_prefix_cmd ("show", class_info, show_command, | |
1bedd215 | 1214 | _("Generic command for showing things about the debugger."), |
d318976c FN |
1215 | &showlist, "show ", 0, &cmdlist); |
1216 | /* Another way to get at the same thing. */ | |
1bedd215 | 1217 | add_info ("set", show_command, _("Show all GDB settings.")); |
d318976c | 1218 | |
1a966eab AC |
1219 | add_cmd ("commands", no_class, show_commands, _("\ |
1220 | Show the history of commands you typed.\n\ | |
d318976c | 1221 | You can supply a command number to start with, or a `+' to start after\n\ |
1a966eab | 1222 | the previous command number shown."), |
d318976c FN |
1223 | &showlist); |
1224 | ||
1225 | add_cmd ("version", no_class, show_version, | |
1a966eab | 1226 | _("Show what version of GDB this is."), &showlist); |
d318976c | 1227 | |
1bedd215 AC |
1228 | add_com ("while", class_support, while_command, _("\ |
1229 | Execute nested commands WHILE the conditional expression is non zero.\n\ | |
d318976c FN |
1230 | The conditional expression must follow the word `while' and must in turn be\n\ |
1231 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1bedd215 | 1232 | and should be terminated by the word `end'.")); |
d318976c | 1233 | |
1bedd215 AC |
1234 | add_com ("if", class_support, if_command, _("\ |
1235 | Execute nested commands once IF the conditional expression is non zero.\n\ | |
d318976c FN |
1236 | The conditional expression must follow the word `if' and must in turn be\n\ |
1237 | followed by a new line. The nested commands must be entered one per line,\n\ | |
1238 | and should be terminated by the word 'else' or `end'. If an else clause\n\ | |
1bedd215 | 1239 | is used, the same rules apply to its nested commands as to the first ones.")); |
d318976c FN |
1240 | |
1241 | /* If target is open when baud changes, it doesn't take effect until the | |
1242 | next open (I think, not sure). */ | |
85c07804 AC |
1243 | add_setshow_zinteger_cmd ("remotebaud", no_class, &baud_rate, _("\ |
1244 | Set baud rate for remote serial I/O."), _("\ | |
1245 | Show baud rate for remote serial I/O."), _("\ | |
d318976c | 1246 | This value is used to set the speed of the serial port when debugging\n\ |
85c07804 AC |
1247 | using remote targets."), |
1248 | NULL, | |
920d2a44 | 1249 | show_baud_rate, |
85c07804 AC |
1250 | &setlist, &showlist); |
1251 | ||
1252 | add_setshow_zinteger_cmd ("remote", no_class, &remote_debug, _("\ | |
1253 | Set debugging of remote protocol."), _("\ | |
1254 | Show debugging of remote protocol."), _("\ | |
d318976c | 1255 | When enabled, each packet sent or received with the remote target\n\ |
85c07804 AC |
1256 | is displayed."), |
1257 | NULL, | |
920d2a44 | 1258 | show_remote_debug, |
85c07804 | 1259 | &setdebuglist, &showdebuglist); |
d318976c | 1260 | |
c0d88b1b AC |
1261 | add_setshow_integer_cmd ("remotetimeout", no_class, &remote_timeout, _("\ |
1262 | Set timeout limit to wait for target to respond."), _("\ | |
1263 | Show timeout limit to wait for target to respond."), _("\ | |
d318976c | 1264 | This value is used to set the time limit for gdb to wait for a response\n\ |
c0d88b1b AC |
1265 | from the target."), |
1266 | NULL, | |
920d2a44 | 1267 | show_remote_timeout, |
c0d88b1b | 1268 | &setlist, &showlist); |
d318976c FN |
1269 | |
1270 | add_prefix_cmd ("debug", no_class, set_debug, | |
1bedd215 | 1271 | _("Generic command for setting gdb debugging flags"), |
d318976c FN |
1272 | &setdebuglist, "set debug ", 0, &setlist); |
1273 | ||
1274 | add_prefix_cmd ("debug", no_class, show_debug, | |
1bedd215 | 1275 | _("Generic command for showing gdb debugging flags"), |
d318976c FN |
1276 | &showdebuglist, "show debug ", 0, &showlist); |
1277 | ||
1bedd215 AC |
1278 | c = add_com ("shell", class_support, shell_escape, _("\ |
1279 | Execute the rest of the line as a shell command.\n\ | |
1280 | With no arguments, run an inferior shell.")); | |
5ba2abeb | 1281 | set_cmd_completer (c, filename_completer); |
d318976c | 1282 | |
1bedd215 AC |
1283 | c = add_com ("edit", class_files, edit_command, _("\ |
1284 | Edit specified file or function.\n\ | |
0378c332 | 1285 | With no argument, edits file containing most recent line listed.\n\ |
0378c332 FN |
1286 | Editing targets can be specified in these ways:\n\ |
1287 | FILE:LINENUM, to edit at that line in that file,\n\ | |
1288 | FUNCTION, to edit at the beginning of that function,\n\ | |
1289 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1290 | *ADDRESS, to edit at the line containing that address.\n\ | |
1bedd215 | 1291 | Uses EDITOR environment variable contents as editor (or ex as default).")); |
0378c332 FN |
1292 | |
1293 | c->completer = location_completer; | |
1294 | ||
1bedd215 AC |
1295 | add_com ("list", class_files, list_command, _("\ |
1296 | List specified function or line.\n\ | |
0378c332 FN |
1297 | With no argument, lists ten more lines after or around previous listing.\n\ |
1298 | \"list -\" lists the ten lines before a previous ten-line listing.\n\ | |
1299 | One argument specifies a line, and ten lines are listed around that line.\n\ | |
1300 | Two arguments with comma between specify starting and ending lines to list.\n\ | |
0378c332 FN |
1301 | Lines can be specified in these ways:\n\ |
1302 | LINENUM, to list around that line in current file,\n\ | |
1303 | FILE:LINENUM, to list around that line in that file,\n\ | |
1304 | FUNCTION, to list around beginning of that function,\n\ | |
1305 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1306 | *ADDRESS, to list around the line containing that address.\n\ | |
1bedd215 | 1307 | With two args if one is empty it stands for ten lines away from the other arg.")); |
0378c332 FN |
1308 | |
1309 | if (!xdb_commands) | |
1310 | add_com_alias ("l", "list", class_files, 1); | |
1311 | else | |
1312 | add_com_alias ("v", "list", class_files, 1); | |
1313 | ||
1314 | if (dbx_commands) | |
1315 | add_com_alias ("file", "list", class_files, 1); | |
1316 | ||
1bedd215 AC |
1317 | c = add_com ("disassemble", class_vars, disassemble_command, _("\ |
1318 | Disassemble a specified section of memory.\n\ | |
83c31e7d FN |
1319 | Default is the function surrounding the pc of the selected frame.\n\ |
1320 | With a single argument, the function surrounding that address is dumped.\n\ | |
1bedd215 | 1321 | Two arguments are taken as a range of memory to dump.")); |
83c31e7d FN |
1322 | set_cmd_completer (c, location_completer); |
1323 | if (xdb_commands) | |
1324 | add_com_alias ("va", "disassemble", class_xdb, 0); | |
0378c332 | 1325 | |
d318976c FN |
1326 | /* NOTE: cagney/2000-03-20: Being able to enter ``(gdb) !ls'' would |
1327 | be a really useful feature. Unfortunately, the below wont do | |
1328 | this. Instead it adds support for the form ``(gdb) ! ls'' | |
1329 | (i.e. the space is required). If the ``!'' command below is | |
1330 | added the complains about no ``!'' command would be replaced by | |
1331 | complains about how the ``!'' command is broken :-) */ | |
1332 | if (xdb_commands) | |
1333 | add_com_alias ("!", "shell", class_support, 0); | |
1334 | ||
1bedd215 AC |
1335 | c = add_com ("make", class_support, make_command, _("\ |
1336 | Run the ``make'' program using the rest of the line as arguments.")); | |
5ba2abeb | 1337 | set_cmd_completer (c, filename_completer); |
1a966eab AC |
1338 | add_cmd ("user", no_class, show_user, _("\ |
1339 | Show definitions of user defined commands.\n\ | |
d318976c | 1340 | Argument is the name of the user defined command.\n\ |
1a966eab | 1341 | With no argument, show definitions of all user defined commands."), &showlist); |
1bedd215 AC |
1342 | add_com ("apropos", class_support, apropos_command, |
1343 | _("Search for commands matching a REGEXP")); | |
20f01a46 | 1344 | |
c0d88b1b AC |
1345 | add_setshow_integer_cmd ("max-user-call-depth", no_class, |
1346 | &max_user_call_depth, _("\ | |
1347 | Set the max call depth for user-defined commands."), _("\ | |
1348 | Show the max call depth for user-defined commands."), NULL, | |
1349 | NULL, | |
920d2a44 | 1350 | show_max_user_call_depth, |
c0d88b1b | 1351 | &setlist, &showlist); |
d318976c | 1352 | } |