Commit | Line | Data |
---|---|---|
d318976c | 1 | /* GDB CLI commands. |
8926118c | 2 | |
42a4f53d | 3 | Copyright (C) 2000-2019 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 | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
d318976c FN |
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 | |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
d318976c FN |
19 | |
20 | #include "defs.h" | |
13274fc3 | 21 | #include "arch-utils.h" |
dbda9972 AC |
22 | #include "readline/readline.h" |
23 | #include "readline/tilde.h" | |
d318976c | 24 | #include "completer.h" |
ebcd3b23 | 25 | #include "target.h" /* For baud_rate, remote_debug and remote_timeout. */ |
0747795c | 26 | #include "common/gdb_wait.h" /* For shell escape implementation. */ |
947d3946 | 27 | #include "gdbcmd.h" |
ebcd3b23 | 28 | #include "gdb_regex.h" /* Used by apropos_command. */ |
325ed089 | 29 | #include "gdb_vfork.h" |
0378c332 FN |
30 | #include "linespec.h" |
31 | #include "expression.h" | |
83c31e7d FN |
32 | #include "frame.h" |
33 | #include "value.h" | |
0378c332 | 34 | #include "language.h" |
ebcd3b23 | 35 | #include "filenames.h" /* For DOSish file names. */ |
0378c332 FN |
36 | #include "objfiles.h" |
37 | #include "source.h" | |
83c31e7d | 38 | #include "disasm.h" |
33da3f1c | 39 | #include "tracepoint.h" |
0747795c | 40 | #include "common/filestuff.h" |
f00aae0f | 41 | #include "location.h" |
e9480230 | 42 | #include "block.h" |
d318976c | 43 | |
d318976c | 44 | #include "ui-out.h" |
947d3946 | 45 | #include "interps.h" |
d318976c FN |
46 | |
47 | #include "top.h" | |
48 | #include "cli/cli-decode.h" | |
49 | #include "cli/cli-script.h" | |
50 | #include "cli/cli-setshow.h" | |
51 | #include "cli/cli-cmds.h" | |
529480d0 | 52 | #include "cli/cli-utils.h" |
d318976c | 53 | |
6dddc817 | 54 | #include "extension.h" |
974e6844 | 55 | #include "common/pathstuff.h" |
973817a3 | 56 | |
6a83354a | 57 | #ifdef TUI |
ebcd3b23 | 58 | #include "tui/tui.h" /* For tui_active et.al. */ |
6a83354a AC |
59 | #endif |
60 | ||
4b505b12 | 61 | #include <fcntl.h> |
325fac50 | 62 | #include <algorithm> |
a97e29d2 | 63 | #include <string> |
4b505b12 | 64 | |
0378c332 FN |
65 | /* Prototypes for local utility functions */ |
66 | ||
06871ae8 PA |
67 | static void print_sal_location (const symtab_and_line &sal); |
68 | ||
6c5b2ebe | 69 | static void ambiguous_line_spec (gdb::array_view<const symtab_and_line> sals, |
e439fa14 PA |
70 | const char *format, ...) |
71 | ATTRIBUTE_PRINTF (2, 3); | |
f8eba3c6 | 72 | |
6c5b2ebe | 73 | static void filter_sals (std::vector<symtab_and_line> &); |
f8eba3c6 | 74 | |
d318976c | 75 | \f |
20f01a46 | 76 | /* Limit the call depth of user-defined commands */ |
883b9c6c | 77 | unsigned int max_user_call_depth; |
20f01a46 | 78 | |
d318976c FN |
79 | /* Define all cmd_list_elements. */ |
80 | ||
81 | /* Chain containing all defined commands. */ | |
82 | ||
83 | struct cmd_list_element *cmdlist; | |
84 | ||
85 | /* Chain containing all defined info subcommands. */ | |
86 | ||
87 | struct cmd_list_element *infolist; | |
88 | ||
ebcd3b23 | 89 | /* Chain containing all defined enable subcommands. */ |
d318976c FN |
90 | |
91 | struct cmd_list_element *enablelist; | |
92 | ||
ebcd3b23 | 93 | /* Chain containing all defined disable subcommands. */ |
d318976c FN |
94 | |
95 | struct cmd_list_element *disablelist; | |
96 | ||
ebcd3b23 | 97 | /* Chain containing all defined stop subcommands. */ |
d318976c FN |
98 | |
99 | struct cmd_list_element *stoplist; | |
100 | ||
ebcd3b23 | 101 | /* Chain containing all defined delete subcommands. */ |
d318976c FN |
102 | |
103 | struct cmd_list_element *deletelist; | |
104 | ||
ebcd3b23 | 105 | /* Chain containing all defined detach subcommands. */ |
f73adfeb AS |
106 | |
107 | struct cmd_list_element *detachlist; | |
108 | ||
ebcd3b23 | 109 | /* Chain containing all defined kill subcommands. */ |
2277426b PA |
110 | |
111 | struct cmd_list_element *killlist; | |
112 | ||
d318976c FN |
113 | /* Chain containing all defined set subcommands */ |
114 | ||
115 | struct cmd_list_element *setlist; | |
116 | ||
117 | /* Chain containing all defined unset subcommands */ | |
118 | ||
119 | struct cmd_list_element *unsetlist; | |
120 | ||
121 | /* Chain containing all defined show subcommands. */ | |
122 | ||
123 | struct cmd_list_element *showlist; | |
124 | ||
125 | /* Chain containing all defined \"set history\". */ | |
126 | ||
127 | struct cmd_list_element *sethistlist; | |
128 | ||
129 | /* Chain containing all defined \"show history\". */ | |
130 | ||
131 | struct cmd_list_element *showhistlist; | |
132 | ||
133 | /* Chain containing all defined \"unset history\". */ | |
134 | ||
135 | struct cmd_list_element *unsethistlist; | |
136 | ||
ebcd3b23 | 137 | /* Chain containing all defined maintenance subcommands. */ |
d318976c FN |
138 | |
139 | struct cmd_list_element *maintenancelist; | |
140 | ||
ebcd3b23 | 141 | /* Chain containing all defined "maintenance info" subcommands. */ |
d318976c FN |
142 | |
143 | struct cmd_list_element *maintenanceinfolist; | |
144 | ||
ebcd3b23 | 145 | /* Chain containing all defined "maintenance print" subcommands. */ |
d318976c FN |
146 | |
147 | struct cmd_list_element *maintenanceprintlist; | |
148 | ||
27d41eac YQ |
149 | /* Chain containing all defined "maintenance check" subcommands. */ |
150 | ||
151 | struct cmd_list_element *maintenancechecklist; | |
152 | ||
d318976c FN |
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; | |
16026cd7 AS |
164 | |
165 | /* Command tracing state. */ | |
166 | ||
167 | int source_verbose = 0; | |
168 | int trace_commands = 0; | |
d318976c | 169 | \f |
973817a3 JB |
170 | /* 'script-extension' option support. */ |
171 | ||
172 | static const char script_ext_off[] = "off"; | |
173 | static const char script_ext_soft[] = "soft"; | |
174 | static const char script_ext_strict[] = "strict"; | |
175 | ||
40478521 | 176 | static const char *const script_ext_enums[] = { |
973817a3 JB |
177 | script_ext_off, |
178 | script_ext_soft, | |
179 | script_ext_strict, | |
180 | NULL | |
181 | }; | |
182 | ||
183 | static const char *script_ext_mode = script_ext_soft; | |
184 | \f | |
d318976c | 185 | /* Utility used everywhere when at least one argument is needed and |
ebcd3b23 | 186 | none is supplied. */ |
d318976c FN |
187 | |
188 | void | |
5b10184c | 189 | error_no_arg (const char *why) |
d318976c | 190 | { |
8a3fe4f8 | 191 | error (_("Argument required (%s)."), why); |
d318976c FN |
192 | } |
193 | ||
194 | /* The "info" command is defined as a prefix, with allow_unknown = 0. | |
ebcd3b23 MS |
195 | Therefore, its own definition is called only for "info" with no |
196 | args. */ | |
d318976c | 197 | |
d318976c | 198 | static void |
981a3fb3 | 199 | info_command (const char *arg, int from_tty) |
d318976c | 200 | { |
9a2b4c1b MS |
201 | printf_unfiltered (_("\"info\" must be followed by " |
202 | "the name of an info command.\n")); | |
635c7e8a | 203 | help_list (infolist, "info ", all_commands, gdb_stdout); |
d318976c FN |
204 | } |
205 | ||
206 | /* The "show" command with no arguments shows all the settings. */ | |
207 | ||
981a3fb3 TT |
208 | static void |
209 | show_command (const char *arg, int from_tty) | |
210 | { | |
211 | cmd_show_list (showlist, from_tty, ""); | |
212 | } | |
213 | ||
d318976c FN |
214 | \f |
215 | /* Provide documentation on command or list given by COMMAND. FROM_TTY | |
216 | is ignored. */ | |
217 | ||
d318976c | 218 | static void |
0b39b52e | 219 | help_command (const char *command, int from_tty) |
d318976c FN |
220 | { |
221 | help_cmd (command, gdb_stdout); | |
222 | } | |
223 | \f | |
eb3ff9a5 | 224 | |
ef0b411a GB |
225 | /* Note: The "complete" command is used by Emacs to implement completion. |
226 | [Is that why this function writes output with *_unfiltered?] */ | |
d318976c | 227 | |
d318976c | 228 | static void |
0b39b52e | 229 | complete_command (const char *arg, int from_tty) |
d318976c | 230 | { |
d318976c FN |
231 | dont_repeat (); |
232 | ||
ef0b411a GB |
233 | if (max_completions == 0) |
234 | { | |
235 | /* Only print this for non-mi frontends. An MI frontend may not | |
236 | be able to handle this. */ | |
112e8700 | 237 | if (!current_uiout->is_mi_like_p ()) |
ef0b411a GB |
238 | { |
239 | printf_unfiltered (_("max-completions is zero," | |
240 | " completion is disabled.\n")); | |
241 | } | |
242 | return; | |
243 | } | |
244 | ||
d318976c FN |
245 | if (arg == NULL) |
246 | arg = ""; | |
d9b52655 | 247 | |
6a2c1b87 PA |
248 | int quote_char = '\0'; |
249 | const char *word; | |
250 | ||
6e035501 | 251 | completion_result result = complete (arg, &word, "e_char); |
eb3ff9a5 | 252 | |
eb3ff9a5 PA |
253 | if (result.number_matches != 0) |
254 | { | |
fb7806c7 TV |
255 | std::string arg_prefix (arg, word - arg); |
256 | ||
eb3ff9a5 PA |
257 | if (result.number_matches == 1) |
258 | printf_unfiltered ("%s%s\n", arg_prefix.c_str (), result.match_list[0]); | |
259 | else | |
83d31a92 | 260 | { |
eb3ff9a5 PA |
261 | result.sort_match_list (); |
262 | ||
263 | for (size_t i = 0; i < result.number_matches; i++) | |
83d31a92 | 264 | { |
eb3ff9a5 PA |
265 | printf_unfiltered ("%s%s", |
266 | arg_prefix.c_str (), | |
267 | result.match_list[i + 1]); | |
6a2c1b87 PA |
268 | if (quote_char) |
269 | printf_unfiltered ("%c", quote_char); | |
eb3ff9a5 | 270 | printf_unfiltered ("\n"); |
83d31a92 | 271 | } |
83d31a92 TT |
272 | } |
273 | ||
eb3ff9a5 | 274 | if (result.number_matches == max_completions) |
ef0b411a | 275 | { |
6a2c1b87 | 276 | /* ARG_PREFIX and WORD are included in the output so that emacs |
ef0b411a GB |
277 | will include the message in the output. */ |
278 | printf_unfiltered (_("%s%s %s\n"), | |
6a2c1b87 | 279 | arg_prefix.c_str (), word, |
ef0b411a GB |
280 | get_max_completions_reached_message ()); |
281 | } | |
d318976c FN |
282 | } |
283 | } | |
284 | ||
bbaca940 AC |
285 | int |
286 | is_complete_command (struct cmd_list_element *c) | |
d318976c | 287 | { |
bbaca940 | 288 | return cmd_cfunc_eq (c, complete_command); |
d318976c FN |
289 | } |
290 | ||
d318976c | 291 | static void |
dede02ce | 292 | show_version (const char *args, int from_tty) |
d318976c | 293 | { |
c61b06a1 | 294 | print_gdb_version (gdb_stdout, true); |
d318976c | 295 | printf_filtered ("\n"); |
d318976c FN |
296 | } |
297 | ||
6eaaf48b | 298 | static void |
dede02ce | 299 | show_configuration (const char *args, int from_tty) |
6eaaf48b EZ |
300 | { |
301 | print_gdb_configuration (gdb_stdout); | |
302 | } | |
303 | ||
d318976c FN |
304 | /* Handle the quit command. */ |
305 | ||
306 | void | |
0b39b52e | 307 | quit_command (const char *args, int from_tty) |
d318976c | 308 | { |
36cf1806 TT |
309 | int exit_code = 0; |
310 | ||
311 | /* An optional expression may be used to cause gdb to terminate with | |
312 | the value of that expression. */ | |
313 | if (args) | |
314 | { | |
315 | struct value *val = parse_and_eval (args); | |
316 | ||
317 | exit_code = (int) value_as_long (val); | |
318 | } | |
319 | ||
d318976c | 320 | if (!quit_confirm ()) |
8a3fe4f8 | 321 | error (_("Not confirmed.")); |
d5551862 | 322 | |
2f9d54cf | 323 | query_if_trace_running (from_tty); |
d5551862 | 324 | |
36cf1806 | 325 | quit_force (args ? &exit_code : NULL, from_tty); |
d318976c FN |
326 | } |
327 | ||
d318976c | 328 | static void |
0b39b52e | 329 | pwd_command (const char *args, int from_tty) |
d318976c FN |
330 | { |
331 | if (args) | |
8a3fe4f8 | 332 | error (_("The \"pwd\" command does not take an argument: %s"), args); |
43573013 SDJ |
333 | |
334 | gdb::unique_xmalloc_ptr<char> cwd (getcwd (NULL, 0)); | |
335 | ||
336 | if (cwd == NULL) | |
bf1d7d9c JB |
337 | error (_("Error finding name of working directory: %s"), |
338 | safe_strerror (errno)); | |
d318976c | 339 | |
43573013 | 340 | if (strcmp (cwd.get (), current_directory) != 0) |
a3f17187 | 341 | printf_unfiltered (_("Working directory %s\n (canonically %s).\n"), |
43573013 | 342 | current_directory, cwd.get ()); |
d318976c | 343 | else |
a3f17187 | 344 | printf_unfiltered (_("Working directory %s.\n"), current_directory); |
d318976c FN |
345 | } |
346 | ||
347 | void | |
5e93d4c6 | 348 | cd_command (const char *dir, int from_tty) |
d318976c FN |
349 | { |
350 | int len; | |
351 | /* Found something other than leading repetitions of "/..". */ | |
352 | int found_real_path; | |
353 | char *p; | |
354 | ||
355 | /* If the new directory is absolute, repeat is a no-op; if relative, | |
356 | repeat might be useful but is more likely to be a mistake. */ | |
357 | dont_repeat (); | |
358 | ||
6eecf35f TT |
359 | gdb::unique_xmalloc_ptr<char> dir_holder |
360 | (tilde_expand (dir != NULL ? dir : "~")); | |
361 | dir = dir_holder.get (); | |
d318976c FN |
362 | |
363 | if (chdir (dir) < 0) | |
364 | perror_with_name (dir); | |
365 | ||
c3690141 | 366 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
d318976c FN |
367 | /* There's too much mess with DOSish names like "d:", "d:.", |
368 | "d:./foo" etc. Instead of having lots of special #ifdef'ed code, | |
369 | simply get the canonicalized name of the current directory. */ | |
43573013 SDJ |
370 | gdb::unique_xmalloc_ptr<char> cwd (getcwd (NULL, 0)); |
371 | dir = cwd.get (); | |
d318976c FN |
372 | #endif |
373 | ||
374 | len = strlen (dir); | |
fe4e3eb8 | 375 | if (IS_DIR_SEPARATOR (dir[len - 1])) |
d318976c FN |
376 | { |
377 | /* Remove the trailing slash unless this is a root directory | |
378 | (including a drive letter on non-Unix systems). */ | |
379 | if (!(len == 1) /* "/" */ | |
c3690141 | 380 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
fe4e3eb8 | 381 | && !(len == 3 && dir[1] == ':') /* "d:/" */ |
d318976c FN |
382 | #endif |
383 | ) | |
384 | len--; | |
385 | } | |
386 | ||
6eecf35f TT |
387 | dir_holder.reset (savestring (dir, len)); |
388 | if (IS_ABSOLUTE_PATH (dir_holder.get ())) | |
43573013 SDJ |
389 | { |
390 | xfree (current_directory); | |
391 | current_directory = dir_holder.release (); | |
392 | } | |
d318976c FN |
393 | else |
394 | { | |
fe4e3eb8 | 395 | if (IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])) |
6eecf35f TT |
396 | current_directory = concat (current_directory, dir_holder.get (), |
397 | (char *) NULL); | |
d318976c | 398 | else |
1754f103 | 399 | current_directory = concat (current_directory, SLASH_STRING, |
6eecf35f | 400 | dir_holder.get (), (char *) NULL); |
d318976c FN |
401 | } |
402 | ||
403 | /* Now simplify any occurrences of `.' and `..' in the pathname. */ | |
404 | ||
405 | found_real_path = 0; | |
406 | for (p = current_directory; *p;) | |
407 | { | |
fe4e3eb8 EZ |
408 | if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' |
409 | && (p[2] == 0 || IS_DIR_SEPARATOR (p[2]))) | |
b2a3b509 | 410 | memmove (p, p + 2, strlen (p + 2) + 1); |
fe4e3eb8 EZ |
411 | else if (IS_DIR_SEPARATOR (p[0]) && p[1] == '.' && p[2] == '.' |
412 | && (p[3] == 0 || IS_DIR_SEPARATOR (p[3]))) | |
d318976c FN |
413 | { |
414 | if (found_real_path) | |
415 | { | |
416 | /* Search backwards for the directory just before the "/.." | |
417 | and obliterate it and the "/..". */ | |
418 | char *q = p; | |
cdb27c12 | 419 | |
fe4e3eb8 | 420 | while (q != current_directory && !IS_DIR_SEPARATOR (q[-1])) |
d318976c FN |
421 | --q; |
422 | ||
423 | if (q == current_directory) | |
424 | /* current_directory is | |
425 | a relative pathname ("can't happen"--leave it alone). */ | |
426 | ++p; | |
427 | else | |
428 | { | |
b2a3b509 | 429 | memmove (q - 1, p + 3, strlen (p + 3) + 1); |
d318976c FN |
430 | p = q - 1; |
431 | } | |
432 | } | |
433 | else | |
ebcd3b23 MS |
434 | /* We are dealing with leading repetitions of "/..", for |
435 | example "/../..", which is the Mach super-root. */ | |
d318976c FN |
436 | p += 3; |
437 | } | |
438 | else | |
439 | { | |
440 | found_real_path = 1; | |
441 | ++p; | |
442 | } | |
443 | } | |
444 | ||
445 | forget_cached_source_info (); | |
446 | ||
447 | if (from_tty) | |
448 | pwd_command ((char *) 0, 1); | |
449 | } | |
450 | \f | |
973817a3 JB |
451 | /* Show the current value of the 'script-extension' option. */ |
452 | ||
453 | static void | |
454 | show_script_ext_mode (struct ui_file *file, int from_tty, | |
455 | struct cmd_list_element *c, const char *value) | |
d318976c | 456 | { |
9a2b4c1b MS |
457 | fprintf_filtered (file, |
458 | _("Script filename extension recognition is \"%s\".\n"), | |
973817a3 JB |
459 | value); |
460 | } | |
461 | ||
3f7b2faa DE |
462 | /* Try to open SCRIPT_FILE. |
463 | If successful, the full path name is stored in *FULL_PATHP, | |
ed166945 TT |
464 | and the stream is returned. |
465 | If not successful, return NULL; errno is set for the last file | |
3f7b2faa DE |
466 | we tried to open. |
467 | ||
468 | If SEARCH_PATH is non-zero, and the file isn't found in cwd, | |
f5b95b50 | 469 | search for it in the source search path. */ |
3f7b2faa | 470 | |
ed166945 TT |
471 | gdb::optional<open_script> |
472 | find_and_open_script (const char *script_file, int search_path) | |
973817a3 | 473 | { |
4b505b12 | 474 | int fd; |
24b9144d | 475 | openp_flags search_flags = OPF_TRY_CWD_FIRST | OPF_RETURN_REALPATH; |
ed166945 | 476 | gdb::optional<open_script> opened; |
d318976c | 477 | |
ee0c3293 | 478 | gdb::unique_xmalloc_ptr<char> file (tilde_expand (script_file)); |
d318976c | 479 | |
3f7b2faa DE |
480 | if (search_path) |
481 | search_flags |= OPF_SEARCH_IN_PATH; | |
4b505b12 | 482 | |
3f7b2faa DE |
483 | /* Search for and open 'file' on the search path used for source |
484 | files. Put the full location in *FULL_PATHP. */ | |
e0cc99a6 | 485 | gdb::unique_xmalloc_ptr<char> full_path; |
3f7b2faa | 486 | fd = openp (source_path, search_flags, |
e0cc99a6 | 487 | file.get (), O_RDONLY, &full_path); |
4b505b12 AS |
488 | |
489 | if (fd == -1) | |
ee0c3293 | 490 | return opened; |
973817a3 | 491 | |
ed166945 TT |
492 | FILE *result = fdopen (fd, FOPEN_RT); |
493 | if (result == NULL) | |
77a35dd8 JK |
494 | { |
495 | int save_errno = errno; | |
496 | ||
497 | close (fd); | |
77a35dd8 | 498 | errno = save_errno; |
77a35dd8 | 499 | } |
ed166945 TT |
500 | else |
501 | opened.emplace (gdb_file_up (result), std::move (full_path)); | |
77a35dd8 | 502 | |
ed166945 | 503 | return opened; |
973817a3 JB |
504 | } |
505 | ||
1a70ae97 DE |
506 | /* Load script FILE, which has already been opened as STREAM. |
507 | FILE_TO_OPEN is the form of FILE to use if one needs to open the file. | |
508 | This is provided as FILE may have been found via the source search path. | |
509 | An important thing to note here is that FILE may be a symlink to a file | |
510 | with a different or non-existing suffix, and thus one cannot infer the | |
511 | extension language from FILE_TO_OPEN. */ | |
973817a3 | 512 | |
3f7b2faa | 513 | static void |
1a70ae97 DE |
514 | source_script_from_stream (FILE *stream, const char *file, |
515 | const char *file_to_open) | |
3f7b2faa | 516 | { |
6dddc817 | 517 | if (script_ext_mode != script_ext_off) |
973817a3 | 518 | { |
6dddc817 DE |
519 | const struct extension_language_defn *extlang |
520 | = get_ext_lang_of_file (file); | |
521 | ||
522 | if (extlang != NULL) | |
973817a3 | 523 | { |
6dddc817 DE |
524 | if (ext_lang_present_p (extlang)) |
525 | { | |
526 | script_sourcer_func *sourcer | |
527 | = ext_lang_script_sourcer (extlang); | |
528 | ||
529 | gdb_assert (sourcer != NULL); | |
1a70ae97 | 530 | sourcer (extlang, stream, file_to_open); |
6dddc817 DE |
531 | return; |
532 | } | |
533 | else if (script_ext_mode == script_ext_soft) | |
534 | { | |
535 | /* Assume the file is a gdb script. | |
536 | This is handled below. */ | |
537 | } | |
538 | else | |
539 | throw_ext_lang_unsupported (extlang); | |
973817a3 JB |
540 | } |
541 | } | |
6dddc817 DE |
542 | |
543 | script_from_file (stream, file); | |
3f7b2faa | 544 | } |
d318976c | 545 | |
3f7b2faa DE |
546 | /* Worker to perform the "source" command. |
547 | Load script FILE. | |
548 | If SEARCH_PATH is non-zero, and the file isn't found in cwd, | |
549 | search for it in the source search path. */ | |
550 | ||
551 | static void | |
552 | source_script_with_search (const char *file, int from_tty, int search_path) | |
553 | { | |
3f7b2faa DE |
554 | |
555 | if (file == NULL || *file == 0) | |
556 | error (_("source command requires file name of file to source.")); | |
557 | ||
ed166945 TT |
558 | gdb::optional<open_script> opened = find_and_open_script (file, search_path); |
559 | if (!opened) | |
3f7b2faa | 560 | { |
d234ef5c | 561 | /* The script wasn't found, or was otherwise inaccessible. |
ebcd3b23 MS |
562 | If the source command was invoked interactively, throw an |
563 | error. Otherwise (e.g. if it was invoked by a script), | |
7c647d61 | 564 | just emit a warning, rather than cause an error. */ |
3f7b2faa DE |
565 | if (from_tty) |
566 | perror_with_name (file); | |
567 | else | |
7c647d61 JB |
568 | { |
569 | perror_warning_with_name (file); | |
570 | return; | |
571 | } | |
3f7b2faa DE |
572 | } |
573 | ||
d234ef5c DE |
574 | /* The python support reopens the file, so we need to pass full_path here |
575 | in case the file was found on the search path. It's useful to do this | |
576 | anyway so that error messages show the actual file used. But only do | |
577 | this if we (may have) used search_path, as printing the full path in | |
578 | errors for the non-search case can be more noise than signal. */ | |
ed166945 TT |
579 | source_script_from_stream (opened->stream.get (), file, |
580 | search_path ? opened->full_path.get () : file); | |
d318976c FN |
581 | } |
582 | ||
3f7b2faa DE |
583 | /* Wrapper around source_script_with_search to export it to main.c |
584 | for use in loading .gdbinit scripts. */ | |
585 | ||
586 | void | |
50dd9793 | 587 | source_script (const char *file, int from_tty) |
3f7b2faa DE |
588 | { |
589 | source_script_with_search (file, from_tty, 0); | |
590 | } | |
591 | ||
16026cd7 | 592 | static void |
dede02ce | 593 | source_command (const char *args, int from_tty) |
16026cd7 | 594 | { |
dede02ce | 595 | const char *file = args; |
3f7b2faa | 596 | int search_path = 0; |
16026cd7 | 597 | |
2ec845e7 | 598 | scoped_restore save_source_verbose = make_scoped_restore (&source_verbose); |
16026cd7 AS |
599 | |
600 | /* -v causes the source command to run in verbose mode. | |
3f7b2faa DE |
601 | -s causes the file to be searched in the source search path, |
602 | even if the file name contains a '/'. | |
16026cd7 AS |
603 | We still have to be able to handle filenames with spaces in a |
604 | backward compatible way, so buildargv is not appropriate. */ | |
605 | ||
606 | if (args) | |
607 | { | |
3f7b2faa | 608 | while (args[0] != '\0') |
16026cd7 | 609 | { |
ebcd3b23 MS |
610 | /* Make sure leading white space does not break the |
611 | comparisons. */ | |
529480d0 | 612 | args = skip_spaces (args); |
3f7b2faa DE |
613 | |
614 | if (args[0] != '-') | |
615 | break; | |
616 | ||
617 | if (args[1] == 'v' && isspace (args[2])) | |
618 | { | |
619 | source_verbose = 1; | |
620 | ||
621 | /* Skip passed -v. */ | |
622 | args = &args[3]; | |
623 | } | |
624 | else if (args[1] == 's' && isspace (args[2])) | |
625 | { | |
626 | search_path = 1; | |
16026cd7 | 627 | |
3f7b2faa DE |
628 | /* Skip passed -s. */ |
629 | args = &args[3]; | |
630 | } | |
631 | else | |
632 | break; | |
16026cd7 | 633 | } |
3f7b2faa | 634 | |
529480d0 | 635 | file = skip_spaces (args); |
16026cd7 AS |
636 | } |
637 | ||
3f7b2faa | 638 | source_script_with_search (file, from_tty, search_path); |
16026cd7 AS |
639 | } |
640 | ||
641 | ||
d318976c | 642 | static void |
0b39b52e | 643 | echo_command (const char *text, int from_tty) |
d318976c | 644 | { |
d7561cbb | 645 | const char *p = text; |
d5b5ac79 | 646 | int c; |
d318976c FN |
647 | |
648 | if (text) | |
649 | while ((c = *p++) != '\0') | |
650 | { | |
651 | if (c == '\\') | |
652 | { | |
653 | /* \ at end of argument is used after spaces | |
654 | so they won't be lost. */ | |
655 | if (*p == 0) | |
656 | return; | |
657 | ||
f870a310 | 658 | c = parse_escape (get_current_arch (), &p); |
d318976c FN |
659 | if (c >= 0) |
660 | printf_filtered ("%c", c); | |
661 | } | |
662 | else | |
663 | printf_filtered ("%c", c); | |
664 | } | |
665 | ||
ef1dfa36 TT |
666 | reset_terminal_style (gdb_stdout); |
667 | ||
d318976c FN |
668 | /* Force this output to appear now. */ |
669 | wrap_here (""); | |
670 | gdb_flush (gdb_stdout); | |
671 | } | |
672 | ||
947d3946 PW |
673 | /* Sets the last launched shell command convenience variables based on |
674 | EXIT_STATUS. */ | |
675 | ||
676 | static void | |
677 | exit_status_set_internal_vars (int exit_status) | |
678 | { | |
679 | struct internalvar *var_code = lookup_internalvar ("_shell_exitcode"); | |
680 | struct internalvar *var_signal = lookup_internalvar ("_shell_exitsignal"); | |
681 | ||
682 | clear_internalvar (var_code); | |
683 | clear_internalvar (var_signal); | |
684 | if (WIFEXITED (exit_status)) | |
685 | set_internalvar_integer (var_code, WEXITSTATUS (exit_status)); | |
686 | else if (WIFSIGNALED (exit_status)) | |
687 | set_internalvar_integer (var_signal, WTERMSIG (exit_status)); | |
688 | else | |
689 | warning (_("unexpected shell command exit status %d\n"), exit_status); | |
690 | } | |
691 | ||
d318976c | 692 | static void |
be47f9e8 | 693 | shell_escape (const char *arg, int from_tty) |
d318976c | 694 | { |
9b265ec2 MM |
695 | #if defined(CANT_FORK) || \ |
696 | (!defined(HAVE_WORKING_VFORK) && !defined(HAVE_WORKING_FORK)) | |
d318976c FN |
697 | /* If ARG is NULL, they want an inferior shell, but `system' just |
698 | reports if the shell is available when passed a NULL arg. */ | |
699 | int rc = system (arg ? arg : ""); | |
700 | ||
701 | if (!arg) | |
702 | arg = "inferior shell"; | |
703 | ||
704 | if (rc == -1) | |
c119e040 TT |
705 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", arg, |
706 | safe_strerror (errno)); | |
d318976c | 707 | else if (rc) |
c119e040 | 708 | fprintf_unfiltered (gdb_stderr, "%s exited with status %d\n", arg, rc); |
2584159e | 709 | #ifdef GLOBAL_CURDIR |
ebcd3b23 MS |
710 | /* Make sure to return to the directory GDB thinks it is, in case |
711 | the shell command we just ran changed it. */ | |
d318976c | 712 | chdir (current_directory); |
947d3946 | 713 | exit_status_set_internal_vars (rc); |
d318976c FN |
714 | #endif |
715 | #else /* Can fork. */ | |
5be4dfca | 716 | int status, pid; |
d318976c | 717 | |
325ed089 | 718 | if ((pid = vfork ()) == 0) |
d318976c | 719 | { |
974e6844 | 720 | const char *p, *user_shell = get_shell (); |
30e94205 | 721 | |
614c279d TT |
722 | close_most_fds (); |
723 | ||
ebcd3b23 | 724 | /* Get the name of the shell for arg0. */ |
9f37bbcc | 725 | p = lbasename (user_shell); |
30e94205 | 726 | |
d318976c | 727 | if (!arg) |
36662fde | 728 | execl (user_shell, p, (char *) 0); |
d318976c | 729 | else |
36662fde | 730 | execl (user_shell, p, "-c", arg, (char *) 0); |
d318976c FN |
731 | |
732 | fprintf_unfiltered (gdb_stderr, "Cannot execute %s: %s\n", user_shell, | |
733 | safe_strerror (errno)); | |
d318976c FN |
734 | _exit (0177); |
735 | } | |
736 | ||
737 | if (pid != -1) | |
5be4dfca | 738 | waitpid (pid, &status, 0); |
d318976c | 739 | else |
8a3fe4f8 | 740 | error (_("Fork failed")); |
947d3946 | 741 | exit_status_set_internal_vars (status); |
d318976c FN |
742 | #endif /* Can fork. */ |
743 | } | |
744 | ||
be47f9e8 PA |
745 | /* Implementation of the "shell" command. */ |
746 | ||
747 | static void | |
0b39b52e | 748 | shell_command (const char *arg, int from_tty) |
be47f9e8 PA |
749 | { |
750 | shell_escape (arg, from_tty); | |
751 | } | |
752 | ||
0378c332 | 753 | static void |
0b39b52e | 754 | edit_command (const char *arg, int from_tty) |
0378c332 | 755 | { |
0378c332 FN |
756 | struct symtab_and_line sal; |
757 | struct symbol *sym; | |
a121b7c1 | 758 | const char *editor; |
0b0865da TT |
759 | char *p; |
760 | const char *fn; | |
0378c332 | 761 | |
d5529a84 | 762 | /* Pull in the current default source line if necessary. */ |
0378c332 | 763 | if (arg == 0) |
53cb0458 FN |
764 | { |
765 | set_default_source_symtab_and_line (); | |
766 | sal = get_current_source_symtab_and_line (); | |
767 | } | |
0378c332 | 768 | |
ebcd3b23 | 769 | /* Bare "edit" edits file with present line. */ |
0378c332 FN |
770 | |
771 | if (arg == 0) | |
772 | { | |
773 | if (sal.symtab == 0) | |
8a3fe4f8 | 774 | error (_("No default source file yet.")); |
0378c332 FN |
775 | sal.line += get_lines_to_list () / 2; |
776 | } | |
777 | else | |
778 | { | |
f2fc3015 | 779 | const char *arg1; |
0378c332 | 780 | |
f00aae0f | 781 | /* Now should only be one argument -- decode it in SAL. */ |
0378c332 | 782 | arg1 = arg; |
ffc2605c TT |
783 | event_location_up location = string_to_event_location (&arg1, |
784 | current_language); | |
6c5b2ebe PA |
785 | std::vector<symtab_and_line> sals = decode_line_1 (location.get (), |
786 | DECODE_LINE_LIST_MODE, | |
787 | NULL, NULL, 0); | |
0378c332 | 788 | |
6c5b2ebe PA |
789 | filter_sals (sals); |
790 | if (sals.empty ()) | |
d5529a84 TT |
791 | { |
792 | /* C++ */ | |
793 | return; | |
794 | } | |
6c5b2ebe | 795 | if (sals.size () > 1) |
d5529a84 | 796 | { |
6c5b2ebe | 797 | ambiguous_line_spec (sals, |
e439fa14 | 798 | _("Specified line is ambiguous:\n")); |
d5529a84 TT |
799 | return; |
800 | } | |
0378c332 | 801 | |
6c5b2ebe | 802 | sal = sals[0]; |
0378c332 FN |
803 | |
804 | if (*arg1) | |
8a3fe4f8 | 805 | error (_("Junk at end of line specification.")); |
0378c332 | 806 | |
ebcd3b23 MS |
807 | /* If line was specified by address, first print exactly which |
808 | line, and which file. In this case, sal.symtab == 0 means | |
809 | address is outside of all known source files, not that user | |
810 | failed to give a filename. */ | |
0378c332 FN |
811 | if (*arg == '*') |
812 | { | |
5af949e3 | 813 | struct gdbarch *gdbarch; |
cdb27c12 | 814 | |
0378c332 | 815 | if (sal.symtab == 0) |
8a3fe4f8 | 816 | error (_("No source file for address %s."), |
2b69941d | 817 | paddress (get_current_arch (), sal.pc)); |
5af949e3 | 818 | |
eb822aa6 | 819 | gdbarch = get_objfile_arch (SYMTAB_OBJFILE (sal.symtab)); |
0378c332 FN |
820 | sym = find_pc_function (sal.pc); |
821 | if (sym) | |
5af949e3 UW |
822 | printf_filtered ("%s is in %s (%s:%d).\n", |
823 | paddress (gdbarch, sal.pc), | |
824 | SYMBOL_PRINT_NAME (sym), | |
05cba821 JK |
825 | symtab_to_filename_for_display (sal.symtab), |
826 | sal.line); | |
0378c332 | 827 | else |
5af949e3 UW |
828 | printf_filtered ("%s is at %s:%d.\n", |
829 | paddress (gdbarch, sal.pc), | |
05cba821 JK |
830 | symtab_to_filename_for_display (sal.symtab), |
831 | sal.line); | |
0378c332 FN |
832 | } |
833 | ||
ebcd3b23 MS |
834 | /* If what was given does not imply a symtab, it must be an |
835 | undebuggable symbol which means no source code. */ | |
0378c332 FN |
836 | |
837 | if (sal.symtab == 0) | |
8a3fe4f8 | 838 | error (_("No line number known for %s."), arg); |
0378c332 FN |
839 | } |
840 | ||
081bca4d TT |
841 | if ((editor = getenv ("EDITOR")) == NULL) |
842 | editor = "/bin/ex"; | |
a955ca71 | 843 | |
f35a17b5 | 844 | fn = symtab_to_fullname (sal.symtab); |
0378c332 | 845 | |
a955ca71 EZ |
846 | /* Quote the file name, in case it has whitespace or other special |
847 | characters. */ | |
848 | p = xstrprintf ("%s +%d \"%s\"", editor, sal.line, fn); | |
d5529a84 TT |
849 | shell_escape (p, from_tty); |
850 | xfree (p); | |
0378c332 FN |
851 | } |
852 | ||
947d3946 PW |
853 | /* Implementation of the "pipe" command. */ |
854 | ||
855 | static void | |
856 | pipe_command (const char *arg, int from_tty) | |
857 | { | |
858 | std::string delim ("|"); | |
859 | ||
860 | if (arg != nullptr && check_for_argument (&arg, "-d", 2)) | |
861 | { | |
862 | delim = extract_arg (&arg); | |
863 | if (delim.empty ()) | |
864 | error (_("Missing delimiter DELIM after -d")); | |
865 | } | |
866 | ||
867 | const char *command = arg; | |
868 | if (command == nullptr) | |
869 | error (_("Missing COMMAND")); | |
870 | ||
871 | arg = strstr (arg, delim.c_str ()); | |
872 | ||
873 | if (arg == nullptr) | |
874 | error (_("Missing delimiter before SHELL_COMMAND")); | |
875 | ||
876 | std::string gdb_cmd (command, arg - command); | |
877 | ||
878 | arg += delim.length (); /* Skip the delimiter. */ | |
879 | ||
880 | if (gdb_cmd.empty ()) | |
881 | { | |
882 | repeat_previous (); | |
883 | gdb_cmd = skip_spaces (get_saved_command_line ()); | |
884 | if (gdb_cmd.empty ()) | |
885 | error (_("No previous command to relaunch")); | |
886 | } | |
887 | ||
888 | const char *shell_command = skip_spaces (arg); | |
889 | if (*shell_command == '\0') | |
890 | error (_("Missing SHELL_COMMAND")); | |
891 | ||
892 | FILE *to_shell_command = popen (shell_command, "w"); | |
893 | ||
894 | if (to_shell_command == nullptr) | |
895 | error (_("Error launching \"%s\""), shell_command); | |
896 | ||
897 | try | |
898 | { | |
899 | stdio_file pipe_file (to_shell_command); | |
900 | ||
901 | execute_command_to_ui_file (&pipe_file, gdb_cmd.c_str (), from_tty); | |
902 | } | |
903 | catch (...) | |
904 | { | |
905 | pclose (to_shell_command); | |
906 | throw; | |
907 | } | |
908 | ||
909 | int exit_status = pclose (to_shell_command); | |
910 | ||
911 | if (exit_status < 0) | |
912 | error (_("shell command \"%s\" failed: %s"), shell_command, | |
913 | safe_strerror (errno)); | |
914 | exit_status_set_internal_vars (exit_status); | |
915 | } | |
916 | ||
0378c332 | 917 | static void |
0b39b52e | 918 | list_command (const char *arg, int from_tty) |
0378c332 | 919 | { |
0378c332 | 920 | struct symbol *sym; |
f2fc3015 | 921 | const char *arg1; |
0378c332 FN |
922 | int no_end = 1; |
923 | int dummy_end = 0; | |
924 | int dummy_beg = 0; | |
925 | int linenum_beg = 0; | |
0b39b52e | 926 | const char *p; |
0378c332 | 927 | |
ebcd3b23 | 928 | /* Pull in the current default source line if necessary. */ |
a0def019 | 929 | if (arg == NULL || ((arg[0] == '+' || arg[0] == '-') && arg[1] == '\0')) |
53cb0458 FN |
930 | { |
931 | set_default_source_symtab_and_line (); | |
51abb421 | 932 | symtab_and_line cursal = get_current_source_symtab_and_line (); |
5166082f PA |
933 | |
934 | /* If this is the first "list" since we've set the current | |
935 | source line, center the listing around that line. */ | |
936 | if (get_first_line_listed () == 0) | |
937 | { | |
938 | int first; | |
939 | ||
325fac50 | 940 | first = std::max (cursal.line - get_lines_to_list () / 2, 1); |
5166082f PA |
941 | |
942 | /* A small special case --- if listing backwards, and we | |
943 | should list only one line, list the preceding line, | |
944 | instead of the exact line we've just shown after e.g., | |
945 | stopping for a breakpoint. */ | |
946 | if (arg != NULL && arg[0] == '-' | |
947 | && get_lines_to_list () == 1 && first > 1) | |
948 | first -= 1; | |
949 | ||
0e2a2133 | 950 | print_source_lines (cursal.symtab, source_lines_range (first), 0); |
5166082f | 951 | } |
0378c332 | 952 | |
1a48ce76 | 953 | /* "l" or "l +" lists next ten lines. */ |
a0def019 | 954 | else if (arg == NULL || arg[0] == '+') |
0e2a2133 AB |
955 | print_source_lines (cursal.symtab, |
956 | source_lines_range (cursal.line), 0); | |
0378c332 | 957 | |
1a48ce76 AB |
958 | /* "l -" lists previous ten lines, the ones before the ten just |
959 | listed. */ | |
a0def019 | 960 | else if (arg[0] == '-') |
3b2464a8 AB |
961 | { |
962 | if (get_first_line_listed () == 1) | |
963 | error (_("Already at the start of %s."), | |
964 | symtab_to_filename_for_display (cursal.symtab)); | |
0e2a2133 AB |
965 | source_lines_range range (get_first_line_listed (), |
966 | source_lines_range::BACKWARD); | |
967 | print_source_lines (cursal.symtab, range, 0); | |
3b2464a8 | 968 | } |
0378c332 | 969 | |
0378c332 FN |
970 | return; |
971 | } | |
972 | ||
973 | /* Now if there is only one argument, decode it in SAL | |
974 | and set NO_END. | |
975 | If there are two arguments, decode them in SAL and SAL_END | |
976 | and clear NO_END; however, if one of the arguments is blank, | |
977 | set DUMMY_BEG or DUMMY_END to record that fact. */ | |
978 | ||
979 | if (!have_full_symbols () && !have_partial_symbols ()) | |
8a3fe4f8 | 980 | error (_("No symbol table is loaded. Use the \"file\" command.")); |
0378c332 | 981 | |
6c5b2ebe | 982 | std::vector<symtab_and_line> sals; |
51abb421 | 983 | symtab_and_line sal, sal_end; |
6c5b2ebe | 984 | |
0378c332 FN |
985 | arg1 = arg; |
986 | if (*arg1 == ',') | |
987 | dummy_beg = 1; | |
988 | else | |
989 | { | |
ffc2605c TT |
990 | event_location_up location = string_to_event_location (&arg1, |
991 | current_language); | |
992 | sals = decode_line_1 (location.get (), DECODE_LINE_LIST_MODE, | |
993 | NULL, NULL, 0); | |
6c5b2ebe PA |
994 | filter_sals (sals); |
995 | if (sals.empty ()) | |
f00aae0f KS |
996 | { |
997 | /* C++ */ | |
f00aae0f KS |
998 | return; |
999 | } | |
0378c332 | 1000 | |
6c5b2ebe | 1001 | sal = sals[0]; |
0378c332 FN |
1002 | } |
1003 | ||
1004 | /* Record whether the BEG arg is all digits. */ | |
1005 | ||
1006 | for (p = arg; p != arg1 && *p >= '0' && *p <= '9'; p++); | |
1007 | linenum_beg = (p == arg1); | |
1008 | ||
e439fa14 PA |
1009 | /* Save the range of the first argument, in case we need to let the |
1010 | user know it was ambiguous. */ | |
1011 | const char *beg = arg; | |
1012 | size_t beg_len = arg1 - beg; | |
1013 | ||
0378c332 FN |
1014 | while (*arg1 == ' ' || *arg1 == '\t') |
1015 | arg1++; | |
1016 | if (*arg1 == ',') | |
1017 | { | |
1018 | no_end = 0; | |
6c5b2ebe | 1019 | if (sals.size () > 1) |
0d999a6e | 1020 | { |
6c5b2ebe | 1021 | ambiguous_line_spec (sals, |
e439fa14 PA |
1022 | _("Specified first line '%.*s' is ambiguous:\n"), |
1023 | (int) beg_len, beg); | |
0d999a6e ZZ |
1024 | return; |
1025 | } | |
0378c332 FN |
1026 | arg1++; |
1027 | while (*arg1 == ' ' || *arg1 == '\t') | |
1028 | arg1++; | |
1029 | if (*arg1 == 0) | |
1030 | dummy_end = 1; | |
1031 | else | |
1032 | { | |
e439fa14 PA |
1033 | /* Save the last argument, in case we need to let the user |
1034 | know it was ambiguous. */ | |
1035 | const char *end_arg = arg1; | |
1036 | ||
ffc2605c TT |
1037 | event_location_up location |
1038 | = string_to_event_location (&arg1, current_language); | |
f00aae0f | 1039 | |
6c5b2ebe PA |
1040 | std::vector<symtab_and_line> sals_end |
1041 | = (dummy_beg | |
1042 | ? decode_line_1 (location.get (), DECODE_LINE_LIST_MODE, | |
1043 | NULL, NULL, 0) | |
1044 | : decode_line_1 (location.get (), DECODE_LINE_LIST_MODE, | |
1045 | NULL, sal.symtab, sal.line)); | |
1046 | ||
1047 | filter_sals (sals_end); | |
1048 | if (sals_end.empty ()) | |
1049 | return; | |
1050 | if (sals_end.size () > 1) | |
0d999a6e | 1051 | { |
6c5b2ebe | 1052 | ambiguous_line_spec (sals_end, |
e439fa14 PA |
1053 | _("Specified last line '%s' is ambiguous:\n"), |
1054 | end_arg); | |
0378c332 FN |
1055 | return; |
1056 | } | |
6c5b2ebe | 1057 | sal_end = sals_end[0]; |
0378c332 FN |
1058 | } |
1059 | } | |
1060 | ||
1061 | if (*arg1) | |
8a3fe4f8 | 1062 | error (_("Junk at end of line specification.")); |
0378c332 FN |
1063 | |
1064 | if (!no_end && !dummy_beg && !dummy_end | |
1065 | && sal.symtab != sal_end.symtab) | |
e439fa14 | 1066 | error (_("Specified first and last lines are in different files.")); |
0378c332 | 1067 | if (dummy_beg && dummy_end) |
8a3fe4f8 | 1068 | error (_("Two empty args do not say what lines to list.")); |
0378c332 | 1069 | |
ebcd3b23 | 1070 | /* If line was specified by address, |
0378c332 | 1071 | first print exactly which line, and which file. |
ebcd3b23 MS |
1072 | |
1073 | In this case, sal.symtab == 0 means address is outside of all | |
1074 | known source files, not that user failed to give a filename. */ | |
0378c332 FN |
1075 | if (*arg == '*') |
1076 | { | |
5af949e3 | 1077 | struct gdbarch *gdbarch; |
cdb27c12 | 1078 | |
0378c332 | 1079 | if (sal.symtab == 0) |
8a3fe4f8 | 1080 | error (_("No source file for address %s."), |
2b69941d | 1081 | paddress (get_current_arch (), sal.pc)); |
5af949e3 | 1082 | |
eb822aa6 | 1083 | gdbarch = get_objfile_arch (SYMTAB_OBJFILE (sal.symtab)); |
0378c332 FN |
1084 | sym = find_pc_function (sal.pc); |
1085 | if (sym) | |
50ee7535 | 1086 | printf_filtered ("%s is in %s (%s:%d).\n", |
5af949e3 UW |
1087 | paddress (gdbarch, sal.pc), |
1088 | SYMBOL_PRINT_NAME (sym), | |
05cba821 | 1089 | symtab_to_filename_for_display (sal.symtab), sal.line); |
0378c332 | 1090 | else |
5af949e3 UW |
1091 | printf_filtered ("%s is at %s:%d.\n", |
1092 | paddress (gdbarch, sal.pc), | |
05cba821 | 1093 | symtab_to_filename_for_display (sal.symtab), sal.line); |
0378c332 FN |
1094 | } |
1095 | ||
ebcd3b23 MS |
1096 | /* If line was not specified by just a line number, and it does not |
1097 | imply a symtab, it must be an undebuggable symbol which means no | |
1098 | source code. */ | |
0378c332 FN |
1099 | |
1100 | if (!linenum_beg && sal.symtab == 0) | |
8a3fe4f8 | 1101 | error (_("No line number known for %s."), arg); |
0378c332 FN |
1102 | |
1103 | /* If this command is repeated with RET, | |
1104 | turn it into the no-arg variant. */ | |
1105 | ||
1106 | if (from_tty) | |
85c4be7c | 1107 | set_repeat_arguments (""); |
0378c332 FN |
1108 | |
1109 | if (dummy_beg && sal_end.symtab == 0) | |
8a3fe4f8 | 1110 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 | 1111 | if (dummy_beg) |
0e2a2133 AB |
1112 | { |
1113 | source_lines_range range (sal_end.line + 1, | |
1114 | source_lines_range::BACKWARD); | |
1115 | print_source_lines (sal_end.symtab, range, 0); | |
1116 | } | |
0378c332 | 1117 | else if (sal.symtab == 0) |
8a3fe4f8 | 1118 | error (_("No default source file yet. Do \"help list\".")); |
0378c332 FN |
1119 | else if (no_end) |
1120 | { | |
6c5b2ebe | 1121 | for (int i = 0; i < sals.size (); i++) |
0d999a6e | 1122 | { |
6c5b2ebe | 1123 | sal = sals[i]; |
0d999a6e ZZ |
1124 | int first_line = sal.line - get_lines_to_list () / 2; |
1125 | if (first_line < 1) | |
1126 | first_line = 1; | |
6c5b2ebe | 1127 | if (sals.size () > 1) |
06871ae8 | 1128 | print_sal_location (sal); |
0e2a2133 | 1129 | print_source_lines (sal.symtab, source_lines_range (first_line), 0); |
0d999a6e | 1130 | } |
0378c332 | 1131 | } |
0e2a2133 AB |
1132 | else if (dummy_end) |
1133 | print_source_lines (sal.symtab, source_lines_range (sal.line), 0); | |
0378c332 | 1134 | else |
0e2a2133 AB |
1135 | print_source_lines (sal.symtab, |
1136 | source_lines_range (sal.line, (sal_end.line + 1)), | |
0378c332 FN |
1137 | 0); |
1138 | } | |
1139 | ||
d14508fe DE |
1140 | /* Subroutine of disassemble_command to simplify it. |
1141 | Perform the disassembly. | |
1142 | NAME is the name of the function if known, or NULL. | |
1143 | [LOW,HIGH) are the range of addresses to disassemble. | |
e9480230 KB |
1144 | BLOCK is the block to disassemble; it needs to be provided |
1145 | when non-contiguous blocks are disassembled; otherwise | |
1146 | it can be NULL. | |
d14508fe DE |
1147 | MIXED is non-zero to print source with the assembler. */ |
1148 | ||
1149 | static void | |
13274fc3 | 1150 | print_disassembly (struct gdbarch *gdbarch, const char *name, |
9a24775b | 1151 | CORE_ADDR low, CORE_ADDR high, |
e9480230 | 1152 | const struct block *block, |
9a24775b | 1153 | gdb_disassembly_flags flags) |
d14508fe DE |
1154 | { |
1155 | #if defined(TUI) | |
1156 | if (!tui_is_window_visible (DISASSEM_WIN)) | |
1157 | #endif | |
1158 | { | |
1159 | printf_filtered ("Dump of assembler code "); | |
1160 | if (name != NULL) | |
e9480230 KB |
1161 | printf_filtered ("for function %s:\n", name); |
1162 | if (block == nullptr || BLOCK_CONTIGUOUS_P (block)) | |
1163 | { | |
1164 | if (name == NULL) | |
1165 | printf_filtered ("from %s to %s:\n", | |
1166 | paddress (gdbarch, low), paddress (gdbarch, high)); | |
d14508fe | 1167 | |
e9480230 KB |
1168 | /* Dump the specified range. */ |
1169 | gdb_disassembly (gdbarch, current_uiout, flags, -1, low, high); | |
1170 | } | |
1171 | else | |
1172 | { | |
1173 | for (int i = 0; i < BLOCK_NRANGES (block); i++) | |
1174 | { | |
b926417a TT |
1175 | CORE_ADDR range_low = BLOCK_RANGE_START (block, i); |
1176 | CORE_ADDR range_high = BLOCK_RANGE_END (block, i); | |
e9480230 | 1177 | printf_filtered (_("Address range %s to %s:\n"), |
b926417a TT |
1178 | paddress (gdbarch, range_low), |
1179 | paddress (gdbarch, range_high)); | |
1180 | gdb_disassembly (gdbarch, current_uiout, flags, -1, | |
1181 | range_low, range_high); | |
e9480230 KB |
1182 | } |
1183 | } | |
d14508fe | 1184 | printf_filtered ("End of assembler dump.\n"); |
d14508fe DE |
1185 | } |
1186 | #if defined(TUI) | |
1187 | else | |
1188 | { | |
13274fc3 | 1189 | tui_show_assembly (gdbarch, low); |
d14508fe DE |
1190 | } |
1191 | #endif | |
1192 | } | |
1193 | ||
1194 | /* Subroutine of disassemble_command to simplify it. | |
9c419145 | 1195 | Print a disassembly of the current function according to FLAGS. */ |
d14508fe DE |
1196 | |
1197 | static void | |
9a24775b | 1198 | disassemble_current_function (gdb_disassembly_flags flags) |
d14508fe | 1199 | { |
13274fc3 UW |
1200 | struct frame_info *frame; |
1201 | struct gdbarch *gdbarch; | |
d14508fe | 1202 | CORE_ADDR low, high, pc; |
2c02bd72 | 1203 | const char *name; |
e9480230 | 1204 | const struct block *block; |
d14508fe | 1205 | |
13274fc3 UW |
1206 | frame = get_selected_frame (_("No frame selected.")); |
1207 | gdbarch = get_frame_arch (frame); | |
9bf4bce9 | 1208 | pc = get_frame_address_in_block (frame); |
e9480230 | 1209 | if (find_pc_partial_function (pc, &name, &low, &high, &block) == 0) |
d14508fe DE |
1210 | error (_("No function contains program counter for selected frame.")); |
1211 | #if defined(TUI) | |
1212 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously | |
1213 | `tui_version'. */ | |
1214 | if (tui_active) | |
1215 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
13274fc3 | 1216 | low = tui_get_low_disassembly_address (gdbarch, low, pc); |
d14508fe | 1217 | #endif |
13274fc3 | 1218 | low += gdbarch_deprecated_function_start_offset (gdbarch); |
d14508fe | 1219 | |
e9480230 | 1220 | print_disassembly (gdbarch, name, low, high, block, flags); |
d14508fe DE |
1221 | } |
1222 | ||
1223 | /* Dump a specified section of assembly code. | |
1224 | ||
1225 | Usage: | |
6ff0ba5f | 1226 | disassemble [/mrs] |
d14508fe | 1227 | - dump the assembly code for the function of the current pc |
6ff0ba5f | 1228 | disassemble [/mrs] addr |
d14508fe | 1229 | - dump the assembly code for the function at ADDR |
6ff0ba5f DE |
1230 | disassemble [/mrs] low,high |
1231 | disassemble [/mrs] low,+length | |
53a71c06 | 1232 | - dump the assembly code in the range [LOW,HIGH), or [LOW,LOW+length) |
d14508fe | 1233 | |
6ff0ba5f DE |
1234 | A /m modifier will include source code with the assembly in a |
1235 | "source centric" view. This view lists only the file of the first insn, | |
1236 | even if other source files are involved (e.g., inlined functions), and | |
1237 | the output is in source order, even with optimized code. This view is | |
1238 | considered deprecated as it hasn't been useful in practice. | |
1239 | ||
1240 | A /r modifier will include raw instructions in hex with the assembly. | |
1241 | ||
1242 | A /s modifier will include source code with the assembly, like /m, with | |
1243 | two important differences: | |
1244 | 1) The output is still in pc address order. | |
1245 | 2) File names and contents for all relevant source files are displayed. */ | |
83c31e7d | 1246 | |
83c31e7d | 1247 | static void |
0b39b52e | 1248 | disassemble_command (const char *arg, int from_tty) |
83c31e7d | 1249 | { |
13274fc3 | 1250 | struct gdbarch *gdbarch = get_current_arch (); |
83c31e7d | 1251 | CORE_ADDR low, high; |
2c02bd72 | 1252 | const char *name; |
d36fc00b | 1253 | CORE_ADDR pc; |
9a24775b | 1254 | gdb_disassembly_flags flags; |
bbc13ae3 | 1255 | const char *p; |
e9480230 | 1256 | const struct block *block = nullptr; |
83c31e7d | 1257 | |
bbc13ae3 | 1258 | p = arg; |
83c31e7d | 1259 | name = NULL; |
e6158f16 | 1260 | flags = 0; |
d14508fe | 1261 | |
bbc13ae3 | 1262 | if (p && *p == '/') |
83c31e7d | 1263 | { |
bbc13ae3 | 1264 | ++p; |
d14508fe | 1265 | |
bbc13ae3 | 1266 | if (*p == '\0') |
d14508fe DE |
1267 | error (_("Missing modifier.")); |
1268 | ||
bbc13ae3 | 1269 | while (*p && ! isspace (*p)) |
d14508fe | 1270 | { |
bbc13ae3 | 1271 | switch (*p++) |
d14508fe DE |
1272 | { |
1273 | case 'm': | |
6ff0ba5f | 1274 | flags |= DISASSEMBLY_SOURCE_DEPRECATED; |
e6158f16 HZ |
1275 | break; |
1276 | case 'r': | |
1277 | flags |= DISASSEMBLY_RAW_INSN; | |
d14508fe | 1278 | break; |
6ff0ba5f DE |
1279 | case 's': |
1280 | flags |= DISASSEMBLY_SOURCE; | |
1281 | break; | |
d14508fe DE |
1282 | default: |
1283 | error (_("Invalid disassembly modifier.")); | |
1284 | } | |
1285 | } | |
1286 | ||
f1735a53 | 1287 | p = skip_spaces (p); |
d14508fe DE |
1288 | } |
1289 | ||
6ff0ba5f DE |
1290 | if ((flags & (DISASSEMBLY_SOURCE_DEPRECATED | DISASSEMBLY_SOURCE)) |
1291 | == (DISASSEMBLY_SOURCE_DEPRECATED | DISASSEMBLY_SOURCE)) | |
1292 | error (_("Cannot specify both /m and /s.")); | |
1293 | ||
bbc13ae3 | 1294 | if (! p || ! *p) |
d14508fe | 1295 | { |
9c419145 | 1296 | flags |= DISASSEMBLY_OMIT_FNAME; |
e6158f16 | 1297 | disassemble_current_function (flags); |
d14508fe | 1298 | return; |
83c31e7d | 1299 | } |
d14508fe | 1300 | |
bbc13ae3 KS |
1301 | pc = value_as_address (parse_to_comma_and_eval (&p)); |
1302 | if (p[0] == ',') | |
1303 | ++p; | |
1304 | if (p[0] == '\0') | |
83c31e7d FN |
1305 | { |
1306 | /* One argument. */ | |
e9480230 | 1307 | if (find_pc_partial_function (pc, &name, &low, &high, &block) == 0) |
8a3fe4f8 | 1308 | error (_("No function contains specified address.")); |
83c31e7d | 1309 | #if defined(TUI) |
021e7609 AC |
1310 | /* NOTE: cagney/2003-02-13 The `tui_active' was previously |
1311 | `tui_version'. */ | |
22940a24 AC |
1312 | if (tui_active) |
1313 | /* FIXME: cagney/2004-02-07: This should be an observer. */ | |
13274fc3 | 1314 | low = tui_get_low_disassembly_address (gdbarch, low, pc); |
83c31e7d | 1315 | #endif |
13274fc3 | 1316 | low += gdbarch_deprecated_function_start_offset (gdbarch); |
9c419145 | 1317 | flags |= DISASSEMBLY_OMIT_FNAME; |
83c31e7d FN |
1318 | } |
1319 | else | |
1320 | { | |
1321 | /* Two arguments. */ | |
53a71c06 | 1322 | int incl_flag = 0; |
21a0512e | 1323 | low = pc; |
f1735a53 | 1324 | p = skip_spaces (p); |
bbc13ae3 | 1325 | if (p[0] == '+') |
53a71c06 | 1326 | { |
bbc13ae3 | 1327 | ++p; |
53a71c06 CR |
1328 | incl_flag = 1; |
1329 | } | |
bbc13ae3 | 1330 | high = parse_and_eval_address (p); |
53a71c06 CR |
1331 | if (incl_flag) |
1332 | high += low; | |
83c31e7d FN |
1333 | } |
1334 | ||
e9480230 | 1335 | print_disassembly (gdbarch, name, low, high, block, flags); |
83c31e7d FN |
1336 | } |
1337 | ||
d318976c | 1338 | static void |
0b39b52e | 1339 | make_command (const char *arg, int from_tty) |
d318976c | 1340 | { |
d318976c | 1341 | if (arg == 0) |
be47f9e8 | 1342 | shell_escape ("make", from_tty); |
d318976c FN |
1343 | else |
1344 | { | |
be47f9e8 | 1345 | std::string cmd = std::string ("make ") + arg; |
d318976c | 1346 | |
be47f9e8 PA |
1347 | shell_escape (cmd.c_str (), from_tty); |
1348 | } | |
d318976c FN |
1349 | } |
1350 | ||
d318976c | 1351 | static void |
dede02ce | 1352 | show_user (const char *args, int from_tty) |
d318976c FN |
1353 | { |
1354 | struct cmd_list_element *c; | |
1355 | extern struct cmd_list_element *cmdlist; | |
1356 | ||
1357 | if (args) | |
1358 | { | |
6f937416 | 1359 | const char *comname = args; |
cdb27c12 | 1360 | |
adb483fe | 1361 | c = lookup_cmd (&comname, cmdlist, "", 0, 1); |
a9f116cb | 1362 | if (!cli_user_command_p (c)) |
8a3fe4f8 | 1363 | error (_("Not a user command.")); |
adb483fe | 1364 | show_user_1 (c, "", args, gdb_stdout); |
d318976c FN |
1365 | } |
1366 | else | |
1367 | { | |
1368 | for (c = cmdlist; c; c = c->next) | |
1369 | { | |
a9f116cb | 1370 | if (cli_user_command_p (c) || c->prefixlist != NULL) |
adb483fe | 1371 | show_user_1 (c, "", c->name, gdb_stdout); |
d318976c FN |
1372 | } |
1373 | } | |
1374 | } | |
1375 | ||
1376 | /* Search through names of commands and documentations for a certain | |
ebcd3b23 MS |
1377 | regular expression. */ |
1378 | ||
66d8c862 PW |
1379 | static void |
1380 | apropos_command (const char *arg, int from_tty) | |
d318976c | 1381 | { |
66d8c862 PW |
1382 | bool verbose = arg && check_for_argument (&arg, "-v", 2); |
1383 | ||
1384 | if (verbose) | |
1385 | arg = skip_spaces (arg); | |
1386 | ||
1387 | if (arg == NULL || *arg == '\0') | |
f55af66d | 1388 | error (_("REGEXP string is empty")); |
d318976c | 1389 | |
66d8c862 | 1390 | compiled_regex pattern (arg, REG_ICASE, |
2d7cc5c7 | 1391 | _("Error in regular expression")); |
dc92e161 | 1392 | |
66d8c862 | 1393 | apropos_cmd (gdb_stdout, cmdlist, verbose, pattern, ""); |
d318976c | 1394 | } |
5a56e9c5 DE |
1395 | |
1396 | /* Subroutine of alias_command to simplify it. | |
1397 | Return the first N elements of ARGV flattened back to a string | |
1398 | with a space separating each element. | |
1399 | ARGV may not be NULL. | |
1400 | This does not take care of quoting elements in case they contain spaces | |
1401 | on purpose. */ | |
1402 | ||
a97e29d2 TT |
1403 | static std::string |
1404 | argv_to_string (char **argv, int n) | |
5a56e9c5 DE |
1405 | { |
1406 | int i; | |
a97e29d2 | 1407 | std::string result; |
5a56e9c5 DE |
1408 | |
1409 | gdb_assert (argv != NULL); | |
1410 | gdb_assert (n >= 0 && n <= countargv (argv)); | |
1411 | ||
1412 | for (i = 0; i < n; ++i) | |
1413 | { | |
1414 | if (i > 0) | |
a97e29d2 TT |
1415 | result += " "; |
1416 | result += argv[i]; | |
5a56e9c5 DE |
1417 | } |
1418 | ||
1419 | return result; | |
1420 | } | |
1421 | ||
1422 | /* Subroutine of alias_command to simplify it. | |
6fe87677 | 1423 | Return true if COMMAND exists, unambiguously. Otherwise false. */ |
5a56e9c5 | 1424 | |
6fe87677 | 1425 | static bool |
6f937416 | 1426 | valid_command_p (const char *command) |
5a56e9c5 DE |
1427 | { |
1428 | struct cmd_list_element *c; | |
1429 | ||
1430 | c = lookup_cmd_1 (& command, cmdlist, NULL, 1); | |
1431 | ||
1432 | if (c == NULL || c == (struct cmd_list_element *) -1) | |
6fe87677 | 1433 | return false; |
5a56e9c5 DE |
1434 | |
1435 | /* This is the slightly tricky part. | |
1436 | lookup_cmd_1 will return a pointer to the last part of COMMAND | |
1437 | to match, leaving COMMAND pointing at the remainder. */ | |
1438 | while (*command == ' ' || *command == '\t') | |
1439 | ++command; | |
1440 | return *command == '\0'; | |
1441 | } | |
1442 | ||
7f31862a PA |
1443 | /* Called when "alias" was incorrectly used. */ |
1444 | ||
1445 | static void | |
1446 | alias_usage_error (void) | |
1447 | { | |
1448 | error (_("Usage: alias [-a] [--] ALIAS = COMMAND")); | |
1449 | } | |
1450 | ||
5a56e9c5 DE |
1451 | /* Make an alias of an existing command. */ |
1452 | ||
1453 | static void | |
0b39b52e | 1454 | alias_command (const char *args, int from_tty) |
5a56e9c5 DE |
1455 | { |
1456 | int i, alias_argc, command_argc; | |
1457 | int abbrev_flag = 0; | |
0b39b52e | 1458 | const char *equals; |
a97e29d2 | 1459 | const char *alias, *command; |
5a56e9c5 DE |
1460 | |
1461 | if (args == NULL || strchr (args, '=') == NULL) | |
7f31862a | 1462 | alias_usage_error (); |
5a56e9c5 | 1463 | |
773a1edc TT |
1464 | equals = strchr (args, '='); |
1465 | std::string args2 (args, equals - args); | |
1466 | ||
1467 | gdb_argv built_alias_argv (args2.c_str ()); | |
1468 | gdb_argv command_argv (equals + 1); | |
5a56e9c5 | 1469 | |
773a1edc TT |
1470 | char **alias_argv = built_alias_argv.get (); |
1471 | while (alias_argv[0] != NULL) | |
5a56e9c5 | 1472 | { |
773a1edc | 1473 | if (strcmp (alias_argv[0], "-a") == 0) |
5a56e9c5 DE |
1474 | { |
1475 | ++alias_argv; | |
1476 | abbrev_flag = 1; | |
1477 | } | |
773a1edc | 1478 | else if (strcmp (alias_argv[0], "--") == 0) |
5a56e9c5 DE |
1479 | { |
1480 | ++alias_argv; | |
1481 | break; | |
1482 | } | |
1483 | else | |
1484 | break; | |
1485 | } | |
1486 | ||
1487 | if (alias_argv[0] == NULL || command_argv[0] == NULL | |
1488 | || *alias_argv[0] == '\0' || *command_argv[0] == '\0') | |
7f31862a | 1489 | alias_usage_error (); |
5a56e9c5 DE |
1490 | |
1491 | for (i = 0; alias_argv[i] != NULL; ++i) | |
1492 | { | |
1493 | if (! valid_user_defined_cmd_name_p (alias_argv[i])) | |
1494 | { | |
1495 | if (i == 0) | |
1496 | error (_("Invalid command name: %s"), alias_argv[i]); | |
1497 | else | |
1498 | error (_("Invalid command element name: %s"), alias_argv[i]); | |
1499 | } | |
1500 | } | |
1501 | ||
1502 | alias_argc = countargv (alias_argv); | |
773a1edc | 1503 | command_argc = command_argv.count (); |
5a56e9c5 DE |
1504 | |
1505 | /* COMMAND must exist. | |
1506 | Reconstruct the command to remove any extraneous spaces, | |
1507 | for better error messages. */ | |
773a1edc TT |
1508 | std::string command_string (argv_to_string (command_argv.get (), |
1509 | command_argc)); | |
a97e29d2 | 1510 | command = command_string.c_str (); |
5a56e9c5 DE |
1511 | if (! valid_command_p (command)) |
1512 | error (_("Invalid command to alias to: %s"), command); | |
1513 | ||
1514 | /* ALIAS must not exist. */ | |
a97e29d2 TT |
1515 | std::string alias_string (argv_to_string (alias_argv, alias_argc)); |
1516 | alias = alias_string.c_str (); | |
5a56e9c5 DE |
1517 | if (valid_command_p (alias)) |
1518 | error (_("Alias already exists: %s"), alias); | |
1519 | ||
1520 | /* If ALIAS is one word, it is an alias for the entire COMMAND. | |
1521 | Example: alias spe = set print elements | |
1522 | ||
1523 | Otherwise ALIAS and COMMAND must have the same number of words, | |
1524 | and every word except the last must match; and the last word of | |
1525 | ALIAS is made an alias of the last word of COMMAND. | |
1526 | Example: alias set print elms = set pr elem | |
1527 | Note that unambiguous abbreviations are allowed. */ | |
1528 | ||
1529 | if (alias_argc == 1) | |
1530 | { | |
1531 | /* add_cmd requires *we* allocate space for name, hence the xstrdup. */ | |
1532 | add_com_alias (xstrdup (alias_argv[0]), command, class_alias, | |
1533 | abbrev_flag); | |
1534 | } | |
1535 | else | |
1536 | { | |
6f937416 | 1537 | const char *alias_prefix, *command_prefix; |
5a56e9c5 DE |
1538 | struct cmd_list_element *c_alias, *c_command; |
1539 | ||
1540 | if (alias_argc != command_argc) | |
1541 | error (_("Mismatched command length between ALIAS and COMMAND.")); | |
1542 | ||
1543 | /* Create copies of ALIAS and COMMAND without the last word, | |
1544 | and use that to verify the leading elements match. */ | |
a97e29d2 TT |
1545 | std::string alias_prefix_string (argv_to_string (alias_argv, |
1546 | alias_argc - 1)); | |
1547 | std::string command_prefix_string (argv_to_string (alias_argv, | |
1548 | command_argc - 1)); | |
1549 | alias_prefix = alias_prefix_string.c_str (); | |
1550 | command_prefix = command_prefix_string.c_str (); | |
5a56e9c5 DE |
1551 | |
1552 | c_command = lookup_cmd_1 (& command_prefix, cmdlist, NULL, 1); | |
1553 | /* We've already tried to look up COMMAND. */ | |
1554 | gdb_assert (c_command != NULL | |
1555 | && c_command != (struct cmd_list_element *) -1); | |
1556 | gdb_assert (c_command->prefixlist != NULL); | |
1557 | c_alias = lookup_cmd_1 (& alias_prefix, cmdlist, NULL, 1); | |
1558 | if (c_alias != c_command) | |
1559 | error (_("ALIAS and COMMAND prefixes do not match.")); | |
1560 | ||
1561 | /* add_cmd requires *we* allocate space for name, hence the xstrdup. */ | |
1562 | add_alias_cmd (xstrdup (alias_argv[alias_argc - 1]), | |
1563 | command_argv[command_argc - 1], | |
1564 | class_alias, abbrev_flag, c_command->prefixlist); | |
1565 | } | |
1566 | } | |
d318976c | 1567 | \f |
06871ae8 PA |
1568 | /* Print the file / line number / symbol name of the location |
1569 | specified by SAL. */ | |
1570 | ||
1571 | static void | |
1572 | print_sal_location (const symtab_and_line &sal) | |
1573 | { | |
1574 | scoped_restore_current_program_space restore_pspace; | |
1575 | set_current_program_space (sal.pspace); | |
1576 | ||
1577 | const char *sym_name = NULL; | |
1578 | if (sal.symbol != NULL) | |
1579 | sym_name = SYMBOL_PRINT_NAME (sal.symbol); | |
1580 | printf_filtered (_("file: \"%s\", line number: %d, symbol: \"%s\"\n"), | |
1581 | symtab_to_filename_for_display (sal.symtab), | |
1582 | sal.line, sym_name != NULL ? sym_name : "???"); | |
1583 | } | |
1584 | ||
0378c332 | 1585 | /* Print a list of files and line numbers which a user may choose from |
ebcd3b23 | 1586 | in order to list a function which was specified ambiguously (as |
6c5b2ebe PA |
1587 | with `list classname::overloadedfuncname', for example). The SALS |
1588 | array provides the filenames and line numbers. FORMAT is a | |
1589 | printf-style format string used to tell the user what was | |
e439fa14 | 1590 | ambiguous. */ |
0378c332 FN |
1591 | |
1592 | static void | |
6c5b2ebe PA |
1593 | ambiguous_line_spec (gdb::array_view<const symtab_and_line> sals, |
1594 | const char *format, ...) | |
0378c332 | 1595 | { |
e439fa14 PA |
1596 | va_list ap; |
1597 | va_start (ap, format); | |
1598 | vprintf_filtered (format, ap); | |
1599 | va_end (ap); | |
1600 | ||
6c5b2ebe | 1601 | for (const auto &sal : sals) |
06871ae8 | 1602 | print_sal_location (sal); |
0378c332 FN |
1603 | } |
1604 | ||
6c5b2ebe PA |
1605 | /* Comparison function for filter_sals. Returns a qsort-style |
1606 | result. */ | |
f8eba3c6 TT |
1607 | |
1608 | static int | |
6c5b2ebe | 1609 | cmp_symtabs (const symtab_and_line &sala, const symtab_and_line &salb) |
f8eba3c6 | 1610 | { |
6c5b2ebe PA |
1611 | const char *dira = SYMTAB_DIRNAME (sala.symtab); |
1612 | const char *dirb = SYMTAB_DIRNAME (salb.symtab); | |
f8eba3c6 TT |
1613 | int r; |
1614 | ||
ee6f8984 | 1615 | if (dira == NULL) |
f8eba3c6 | 1616 | { |
ee6f8984 | 1617 | if (dirb != NULL) |
f8eba3c6 TT |
1618 | return -1; |
1619 | } | |
ee6f8984 | 1620 | else if (dirb == NULL) |
f8eba3c6 | 1621 | { |
ee6f8984 | 1622 | if (dira != NULL) |
f8eba3c6 TT |
1623 | return 1; |
1624 | } | |
1625 | else | |
1626 | { | |
ee6f8984 | 1627 | r = filename_cmp (dira, dirb); |
f8eba3c6 TT |
1628 | if (r) |
1629 | return r; | |
1630 | } | |
1631 | ||
6c5b2ebe | 1632 | r = filename_cmp (sala.symtab->filename, salb.symtab->filename); |
f8eba3c6 TT |
1633 | if (r) |
1634 | return r; | |
1635 | ||
6c5b2ebe | 1636 | if (sala.line < salb.line) |
f8eba3c6 | 1637 | return -1; |
6c5b2ebe | 1638 | return sala.line == salb.line ? 0 : 1; |
f8eba3c6 TT |
1639 | } |
1640 | ||
1641 | /* Remove any SALs that do not match the current program space, or | |
1642 | which appear to be "file:line" duplicates. */ | |
1643 | ||
1644 | static void | |
6c5b2ebe | 1645 | filter_sals (std::vector<symtab_and_line> &sals) |
f8eba3c6 | 1646 | { |
6c5b2ebe PA |
1647 | /* Remove SALs that do not match. */ |
1648 | auto from = std::remove_if (sals.begin (), sals.end (), | |
1649 | [&] (const symtab_and_line &sal) | |
1650 | { return (sal.pspace != current_program_space || sal.symtab == NULL); }); | |
1651 | ||
1652 | /* Remove dups. */ | |
1653 | std::sort (sals.begin (), from, | |
1654 | [] (const symtab_and_line &sala, const symtab_and_line &salb) | |
1655 | { return cmp_symtabs (sala, salb) < 0; }); | |
1656 | ||
1657 | from = std::unique (sals.begin (), from, | |
1658 | [&] (const symtab_and_line &sala, | |
1659 | const symtab_and_line &salb) | |
1660 | { return cmp_symtabs (sala, salb) == 0; }); | |
1661 | ||
1662 | sals.erase (from, sals.end ()); | |
f8eba3c6 TT |
1663 | } |
1664 | ||
d318976c | 1665 | static void |
981a3fb3 | 1666 | set_debug (const char *arg, int from_tty) |
d318976c | 1667 | { |
9a2b4c1b MS |
1668 | printf_unfiltered (_("\"set debug\" must be followed by " |
1669 | "the name of a debug subcommand.\n")); | |
635c7e8a | 1670 | help_list (setdebuglist, "set debug ", all_commands, gdb_stdout); |
d318976c FN |
1671 | } |
1672 | ||
1673 | static void | |
981a3fb3 | 1674 | show_debug (const char *args, int from_tty) |
d318976c FN |
1675 | { |
1676 | cmd_show_list (showdebuglist, from_tty, ""); | |
1677 | } | |
1678 | ||
1679 | void | |
1680 | init_cmd_lists (void) | |
1681 | { | |
20f01a46 | 1682 | max_user_call_depth = 1024; |
d318976c FN |
1683 | } |
1684 | ||
920d2a44 AC |
1685 | static void |
1686 | show_info_verbose (struct ui_file *file, int from_tty, | |
1687 | struct cmd_list_element *c, | |
1688 | const char *value) | |
1689 | { | |
1690 | if (info_verbose) | |
9a2b4c1b MS |
1691 | fprintf_filtered (file, |
1692 | _("Verbose printing of informational messages is %s.\n"), | |
1693 | value); | |
920d2a44 AC |
1694 | else |
1695 | fprintf_filtered (file, _("Verbosity is %s.\n"), value); | |
1696 | } | |
1697 | ||
1698 | static void | |
1699 | show_history_expansion_p (struct ui_file *file, int from_tty, | |
1700 | struct cmd_list_element *c, const char *value) | |
1701 | { | |
1702 | fprintf_filtered (file, _("History expansion on command input is %s.\n"), | |
1703 | value); | |
1704 | } | |
1705 | ||
920d2a44 AC |
1706 | static void |
1707 | show_remote_debug (struct ui_file *file, int from_tty, | |
1708 | struct cmd_list_element *c, const char *value) | |
1709 | { | |
1710 | fprintf_filtered (file, _("Debugging of remote protocol is %s.\n"), | |
1711 | value); | |
1712 | } | |
1713 | ||
1714 | static void | |
1715 | show_remote_timeout (struct ui_file *file, int from_tty, | |
1716 | struct cmd_list_element *c, const char *value) | |
1717 | { | |
9a2b4c1b MS |
1718 | fprintf_filtered (file, |
1719 | _("Timeout limit to wait for target to respond is %s.\n"), | |
920d2a44 AC |
1720 | value); |
1721 | } | |
1722 | ||
1723 | static void | |
1724 | show_max_user_call_depth (struct ui_file *file, int from_tty, | |
1725 | struct cmd_list_element *c, const char *value) | |
1726 | { | |
9a2b4c1b MS |
1727 | fprintf_filtered (file, |
1728 | _("The max call depth for user-defined commands is %s.\n"), | |
920d2a44 AC |
1729 | value); |
1730 | } | |
1731 | ||
d318976c | 1732 | void |
43e4916f | 1733 | _initialize_cli_cmds (void) |
d318976c FN |
1734 | { |
1735 | struct cmd_list_element *c; | |
1736 | ||
1737 | /* Define the classes of commands. | |
1bfeeb0f | 1738 | They will appear in the help list in alphabetical order. */ |
d318976c | 1739 | |
0450cc4c | 1740 | add_cmd ("internals", class_maintenance, _("\ |
1a966eab | 1741 | Maintenance commands.\n\ |
d318976c FN |
1742 | Some gdb commands are provided just for use by gdb maintainers.\n\ |
1743 | These commands are subject to frequent change, and may not be as\n\ | |
1a966eab | 1744 | well documented as user commands."), |
d318976c | 1745 | &cmdlist); |
0450cc4c TT |
1746 | add_cmd ("obscure", class_obscure, _("Obscure features."), &cmdlist); |
1747 | add_cmd ("aliases", class_alias, | |
9a2b4c1b | 1748 | _("Aliases of other commands."), &cmdlist); |
0450cc4c | 1749 | add_cmd ("user-defined", class_user, _("\ |
1a966eab | 1750 | User-defined commands.\n\ |
d318976c | 1751 | The commands in this class are those defined by the user.\n\ |
1a966eab | 1752 | Use the \"define\" command to define a command."), &cmdlist); |
0450cc4c | 1753 | add_cmd ("support", class_support, _("Support facilities."), &cmdlist); |
d318976c | 1754 | if (!dbx_commands) |
0450cc4c TT |
1755 | add_cmd ("status", class_info, _("Status inquiries."), &cmdlist); |
1756 | add_cmd ("files", class_files, _("Specifying and examining files."), | |
1a966eab | 1757 | &cmdlist); |
0450cc4c | 1758 | add_cmd ("breakpoints", class_breakpoint, |
1a966eab | 1759 | _("Making program stop at certain points."), &cmdlist); |
0450cc4c TT |
1760 | add_cmd ("data", class_vars, _("Examining data."), &cmdlist); |
1761 | add_cmd ("stack", class_stack, _("\ | |
1a966eab | 1762 | Examining the stack.\n\ |
d318976c FN |
1763 | The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\ |
1764 | counting from zero for the innermost (currently executing) frame.\n\n\ | |
1765 | At any time gdb identifies one frame as the \"selected\" frame.\n\ | |
1766 | Variable lookups are done with respect to the selected frame.\n\ | |
1767 | When the program being debugged stops, gdb selects the innermost frame.\n\ | |
1a966eab | 1768 | The commands below can be used to select other frames by number or address."), |
d318976c | 1769 | &cmdlist); |
0450cc4c | 1770 | add_cmd ("running", class_run, _("Running the program."), &cmdlist); |
d318976c | 1771 | |
ebcd3b23 | 1772 | /* Define general commands. */ |
d318976c | 1773 | |
d729566a | 1774 | add_com ("pwd", class_files, pwd_command, _("\ |
1bedd215 | 1775 | Print working directory. This is used for your program as well.")); |
4f8d22e3 | 1776 | |
1a966eab | 1777 | c = add_cmd ("cd", class_files, cd_command, _("\ |
d092c5a2 SDJ |
1778 | Set working directory to DIR for debugger.\n\ |
1779 | The debugger's current working directory specifies where scripts and other\n\ | |
1780 | files that can be loaded by GDB are located.\n\ | |
1781 | In order to change the inferior's current working directory, the recommended\n\ | |
1782 | way is to use the \"set cwd\" command."), &cmdlist); | |
5ba2abeb | 1783 | set_cmd_completer (c, filename_completer); |
d318976c | 1784 | |
1bedd215 AC |
1785 | add_com ("echo", class_support, echo_command, _("\ |
1786 | Print a constant string. Give string as argument.\n\ | |
d318976c FN |
1787 | C escape sequences may be used in the argument.\n\ |
1788 | No newline is added at the end of the argument;\n\ | |
1789 | use \"\\n\" if you want a newline to be printed.\n\ | |
1790 | Since leading and trailing whitespace are ignored in command arguments,\n\ | |
1791 | if you want to print some you must use \"\\\" before leading whitespace\n\ | |
1bedd215 | 1792 | to be printed or after trailing whitespace.")); |
d318976c | 1793 | |
973817a3 JB |
1794 | add_setshow_enum_cmd ("script-extension", class_support, |
1795 | script_ext_enums, &script_ext_mode, _("\ | |
1796 | Set mode for script filename extension recognition."), _("\ | |
1797 | Show mode for script filename extension recognition."), _("\ | |
1798 | off == no filename extension recognition (all sourced files are GDB scripts)\n\ | |
1799 | soft == evaluate script according to filename extension, fallback to GDB script" | |
1800 | "\n\ | |
1801 | strict == evaluate script according to filename extension, error if not supported" | |
1802 | ), | |
1803 | NULL, | |
1804 | show_script_ext_mode, | |
1805 | &setlist, &showlist); | |
1806 | ||
bdb52a22 TT |
1807 | add_com ("quit", class_support, quit_command, _("\ |
1808 | Exit gdb.\n\ | |
1809 | Usage: quit [EXPR]\n\ | |
1810 | The optional expression EXPR, if present, is evaluated and the result\n\ | |
1811 | used as GDB's exit code. The default is zero.")); | |
1bedd215 AC |
1812 | c = add_com ("help", class_support, help_command, |
1813 | _("Print list of commands.")); | |
5ba2abeb | 1814 | set_cmd_completer (c, command_completer); |
d318976c FN |
1815 | add_com_alias ("q", "quit", class_support, 1); |
1816 | add_com_alias ("h", "help", class_support, 1); | |
1817 | ||
5bf193a2 AC |
1818 | add_setshow_boolean_cmd ("verbose", class_support, &info_verbose, _("\ |
1819 | Set verbosity."), _("\ | |
1820 | Show verbosity."), NULL, | |
1821 | set_verbose, | |
920d2a44 | 1822 | show_info_verbose, |
5bf193a2 | 1823 | &setlist, &showlist); |
d318976c FN |
1824 | |
1825 | add_prefix_cmd ("history", class_support, set_history, | |
1bedd215 | 1826 | _("Generic command for setting command history parameters."), |
d318976c FN |
1827 | &sethistlist, "set history ", 0, &setlist); |
1828 | add_prefix_cmd ("history", class_support, show_history, | |
1bedd215 | 1829 | _("Generic command for showing command history parameters."), |
d318976c FN |
1830 | &showhistlist, "show history ", 0, &showlist); |
1831 | ||
5bf193a2 AC |
1832 | add_setshow_boolean_cmd ("expansion", no_class, &history_expansion_p, _("\ |
1833 | Set history expansion on command input."), _("\ | |
1834 | Show history expansion on command input."), _("\ | |
1835 | Without an argument, history expansion is enabled."), | |
1836 | NULL, | |
920d2a44 | 1837 | show_history_expansion_p, |
5bf193a2 | 1838 | &sethistlist, &showhistlist); |
d318976c | 1839 | |
d729566a | 1840 | add_prefix_cmd ("info", class_info, info_command, _("\ |
1bedd215 | 1841 | Generic command for showing things about the program being debugged."), |
d729566a | 1842 | &infolist, "info ", 0, &cmdlist); |
d318976c | 1843 | add_com_alias ("i", "info", class_info, 1); |
a177aad3 | 1844 | add_com_alias ("inf", "info", class_info, 1); |
d318976c FN |
1845 | |
1846 | add_com ("complete", class_obscure, complete_command, | |
1bedd215 | 1847 | _("List the completions for the rest of the line as a command.")); |
d318976c | 1848 | |
d729566a | 1849 | add_prefix_cmd ("show", class_info, show_command, _("\ |
700b53b1 | 1850 | Generic command for showing things about the debugger."), |
d729566a | 1851 | &showlist, "show ", 0, &cmdlist); |
d318976c | 1852 | /* Another way to get at the same thing. */ |
1bedd215 | 1853 | add_info ("set", show_command, _("Show all GDB settings.")); |
d318976c | 1854 | |
db5f229b | 1855 | add_cmd ("commands", no_set_class, show_commands, _("\ |
1a966eab | 1856 | Show the history of commands you typed.\n\ |
d318976c | 1857 | You can supply a command number to start with, or a `+' to start after\n\ |
1a966eab | 1858 | the previous command number shown."), |
d318976c FN |
1859 | &showlist); |
1860 | ||
db5f229b | 1861 | add_cmd ("version", no_set_class, show_version, |
1a966eab | 1862 | _("Show what version of GDB this is."), &showlist); |
d318976c | 1863 | |
6eaaf48b EZ |
1864 | add_cmd ("configuration", no_set_class, show_configuration, |
1865 | _("Show how GDB was configured at build time."), &showlist); | |
1866 | ||
85c07804 AC |
1867 | add_setshow_zinteger_cmd ("remote", no_class, &remote_debug, _("\ |
1868 | Set debugging of remote protocol."), _("\ | |
1869 | Show debugging of remote protocol."), _("\ | |
d318976c | 1870 | When enabled, each packet sent or received with the remote target\n\ |
85c07804 AC |
1871 | is displayed."), |
1872 | NULL, | |
920d2a44 | 1873 | show_remote_debug, |
85c07804 | 1874 | &setdebuglist, &showdebuglist); |
d318976c | 1875 | |
6fc1c773 YQ |
1876 | add_setshow_zuinteger_unlimited_cmd ("remotetimeout", no_class, |
1877 | &remote_timeout, _("\ | |
c0d88b1b AC |
1878 | Set timeout limit to wait for target to respond."), _("\ |
1879 | Show timeout limit to wait for target to respond."), _("\ | |
d318976c | 1880 | This value is used to set the time limit for gdb to wait for a response\n\ |
c0d88b1b | 1881 | from the target."), |
6fc1c773 YQ |
1882 | NULL, |
1883 | show_remote_timeout, | |
1884 | &setlist, &showlist); | |
d318976c FN |
1885 | |
1886 | add_prefix_cmd ("debug", no_class, set_debug, | |
1bedd215 | 1887 | _("Generic command for setting gdb debugging flags"), |
d318976c FN |
1888 | &setdebuglist, "set debug ", 0, &setlist); |
1889 | ||
1890 | add_prefix_cmd ("debug", no_class, show_debug, | |
1bedd215 | 1891 | _("Generic command for showing gdb debugging flags"), |
d318976c FN |
1892 | &showdebuglist, "show debug ", 0, &showlist); |
1893 | ||
be47f9e8 | 1894 | c = add_com ("shell", class_support, shell_command, _("\ |
1bedd215 AC |
1895 | Execute the rest of the line as a shell command.\n\ |
1896 | With no arguments, run an inferior shell.")); | |
5ba2abeb | 1897 | set_cmd_completer (c, filename_completer); |
d318976c | 1898 | |
d563b953 PW |
1899 | add_com_alias ("!", "shell", class_support, 0); |
1900 | ||
1bedd215 AC |
1901 | c = add_com ("edit", class_files, edit_command, _("\ |
1902 | Edit specified file or function.\n\ | |
0378c332 | 1903 | With no argument, edits file containing most recent line listed.\n\ |
0378c332 FN |
1904 | Editing targets can be specified in these ways:\n\ |
1905 | FILE:LINENUM, to edit at that line in that file,\n\ | |
1906 | FUNCTION, to edit at the beginning of that function,\n\ | |
1907 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1908 | *ADDRESS, to edit at the line containing that address.\n\ | |
1bedd215 | 1909 | Uses EDITOR environment variable contents as editor (or ex as default).")); |
0378c332 FN |
1910 | |
1911 | c->completer = location_completer; | |
1912 | ||
947d3946 PW |
1913 | c = add_com ("pipe", class_support, pipe_command, _("\ |
1914 | Send the output of a gdb command to a shell command.\n\ | |
1915 | Usage: | [COMMAND] | SHELL_COMMAND\n\ | |
1916 | Usage: | -d DELIM COMMAND DELIM SHELL_COMMAND\n\ | |
1917 | Usage: pipe [COMMAND] | SHELL_COMMAND\n\ | |
1918 | Usage: pipe -d DELIM COMMAND DELIM SHELL_COMMAND\n\ | |
1919 | \n\ | |
1920 | Executes COMMAND and sends its output to SHELL_COMMAND.\n\ | |
1921 | \n\ | |
1922 | The -d option indicates to use the string DELIM to separate COMMAND\n\ | |
1923 | from SHELL_COMMAND, in alternative to |. This is useful in\n\ | |
1924 | case COMMAND contains a | character.\n\ | |
1925 | \n\ | |
1926 | With no COMMAND, repeat the last executed command\n\ | |
1927 | and send its output to SHELL_COMMAND.")); | |
1928 | add_com_alias ("|", "pipe", class_support, 0); | |
1929 | ||
1bedd215 AC |
1930 | add_com ("list", class_files, list_command, _("\ |
1931 | List specified function or line.\n\ | |
0378c332 FN |
1932 | With no argument, lists ten more lines after or around previous listing.\n\ |
1933 | \"list -\" lists the ten lines before a previous ten-line listing.\n\ | |
1934 | One argument specifies a line, and ten lines are listed around that line.\n\ | |
1935 | Two arguments with comma between specify starting and ending lines to list.\n\ | |
0378c332 FN |
1936 | Lines can be specified in these ways:\n\ |
1937 | LINENUM, to list around that line in current file,\n\ | |
1938 | FILE:LINENUM, to list around that line in that file,\n\ | |
1939 | FUNCTION, to list around beginning of that function,\n\ | |
1940 | FILE:FUNCTION, to distinguish among like-named static functions.\n\ | |
1941 | *ADDRESS, to list around the line containing that address.\n\ | |
4fdd372d AB |
1942 | With two args, if one is empty, it stands for ten lines away from\n\ |
1943 | the other arg.\n\ | |
1944 | \n\ | |
1945 | By default, when a single location is given, display ten lines.\n\ | |
1946 | This can be changed using \"set listsize\", and the current value\n\ | |
1947 | can be shown using \"show listsize\".")); | |
0378c332 | 1948 | |
4f45d445 | 1949 | add_com_alias ("l", "list", class_files, 1); |
0378c332 FN |
1950 | |
1951 | if (dbx_commands) | |
1952 | add_com_alias ("file", "list", class_files, 1); | |
1953 | ||
1bedd215 AC |
1954 | c = add_com ("disassemble", class_vars, disassemble_command, _("\ |
1955 | Disassemble a specified section of memory.\n\ | |
83c31e7d | 1956 | Default is the function surrounding the pc of the selected frame.\n\ |
6ff0ba5f | 1957 | \n\ |
d14508fe | 1958 | With a /m modifier, source lines are included (if available).\n\ |
6ff0ba5f DE |
1959 | This view is \"source centric\": the output is in source line order,\n\ |
1960 | regardless of any optimization that is present. Only the main source file\n\ | |
1961 | is displayed, not those of, e.g., any inlined functions.\n\ | |
1962 | This modifier hasn't proved useful in practice and is deprecated\n\ | |
1963 | in favor of /s.\n\ | |
1964 | \n\ | |
1965 | With a /s modifier, source lines are included (if available).\n\ | |
1966 | This differs from /m in two important respects:\n\ | |
1967 | - the output is still in pc address order, and\n\ | |
1968 | - file names and contents for all relevant source files are displayed.\n\ | |
1969 | \n\ | |
e6158f16 | 1970 | With a /r modifier, raw instructions in hex are included.\n\ |
6ff0ba5f | 1971 | \n\ |
83c31e7d | 1972 | With a single argument, the function surrounding that address is dumped.\n\ |
53a71c06 | 1973 | Two arguments (separated by a comma) are taken as a range of memory to dump,\n\ |
7e1e0340 DE |
1974 | in the form of \"start,end\", or \"start,+length\".\n\ |
1975 | \n\ | |
1976 | Note that the address is interpreted as an expression, not as a location\n\ | |
1977 | like in the \"break\" command.\n\ | |
1978 | So, for example, if you want to disassemble function bar in file foo.c\n\ | |
1979 | you must type \"disassemble 'foo.c'::bar\" and not \"disassemble foo.c:bar\".")); | |
83c31e7d | 1980 | set_cmd_completer (c, location_completer); |
0378c332 | 1981 | |
1bedd215 AC |
1982 | c = add_com ("make", class_support, make_command, _("\ |
1983 | Run the ``make'' program using the rest of the line as arguments.")); | |
5ba2abeb | 1984 | set_cmd_completer (c, filename_completer); |
1a966eab | 1985 | add_cmd ("user", no_class, show_user, _("\ |
ed3ef339 | 1986 | Show definitions of non-python/scheme user defined commands.\n\ |
d318976c | 1987 | Argument is the name of the user defined command.\n\ |
1a966eab | 1988 | With no argument, show definitions of all user defined commands."), &showlist); |
66d8c862 PW |
1989 | add_com ("apropos", class_support, apropos_command, _("\ |
1990 | Search for commands matching a REGEXP\n\ | |
1991 | Usage: apropos [-v] REGEXP\n\ | |
1992 | Flag -v indicates to produce a verbose output, showing full documentation\n\ | |
1993 | of the matching commands.")); | |
20f01a46 | 1994 | |
883b9c6c | 1995 | add_setshow_uinteger_cmd ("max-user-call-depth", no_class, |
c0d88b1b | 1996 | &max_user_call_depth, _("\ |
ed3ef339 DE |
1997 | Set the max call depth for non-python/scheme user-defined commands."), _("\ |
1998 | Show the max call depth for non-python/scheme user-defined commands."), NULL, | |
883b9c6c YQ |
1999 | NULL, |
2000 | show_max_user_call_depth, | |
2001 | &setlist, &showlist); | |
16026cd7 AS |
2002 | |
2003 | add_setshow_boolean_cmd ("trace-commands", no_class, &trace_commands, _("\ | |
2004 | Set tracing of GDB CLI commands."), _("\ | |
2005 | Show state of GDB CLI command tracing."), _("\ | |
2006 | When 'on', each command is displayed as it is executed."), | |
2007 | NULL, | |
2008 | NULL, | |
2009 | &setlist, &showlist); | |
5a56e9c5 DE |
2010 | |
2011 | c = add_com ("alias", class_support, alias_command, _("\ | |
2012 | Define a new command that is an alias of an existing command.\n\ | |
2013 | Usage: alias [-a] [--] ALIAS = COMMAND\n\ | |
2014 | ALIAS is the name of the alias command to create.\n\ | |
2015 | COMMAND is the command being aliased to.\n\ | |
2016 | If \"-a\" is specified, the command is an abbreviation,\n\ | |
2017 | and will not appear in help command list output.\n\ | |
2018 | \n\ | |
2019 | Examples:\n\ | |
2020 | Make \"spe\" an alias of \"set print elements\":\n\ | |
2021 | alias spe = set print elements\n\ | |
2022 | Make \"elms\" an alias of \"elements\" in the \"set print\" command:\n\ | |
2023 | alias -a set print elms = set print elements")); | |
d318976c | 2024 | } |
43e4916f TT |
2025 | |
2026 | void | |
2027 | init_cli_cmds (void) | |
2028 | { | |
2029 | struct cmd_list_element *c; | |
2030 | char *source_help_text; | |
2031 | ||
2032 | source_help_text = xstrprintf (_("\ | |
2033 | Read commands from a file named FILE.\n\ | |
2034 | \n\ | |
2035 | Usage: source [-s] [-v] FILE\n\ | |
2036 | -s: search for the script in the source search path,\n\ | |
2037 | even if FILE contains directories.\n\ | |
2038 | -v: each command in FILE is echoed as it is executed.\n\ | |
2039 | \n\ | |
2040 | Note that the file \"%s\" is read automatically in this way\n\ | |
2041 | when GDB is started."), gdbinit); | |
2042 | c = add_cmd ("source", class_support, source_command, | |
2043 | source_help_text, &cmdlist); | |
2044 | set_cmd_completer (c, filename_completer); | |
2045 | } |