Commit | Line | Data |
---|---|---|
c906108c | 1 | /* Top level stuff for GDB, the GNU debugger. |
4389a95a | 2 | |
28e7fd62 | 3 | Copyright (C) 1986-2013 Free Software Foundation, Inc. |
c906108c | 4 | |
c5aa993b | 5 | This file is part of GDB. |
c906108c | 6 | |
c5aa993b JM |
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 |
c5aa993b | 10 | (at your option) any later version. |
c906108c | 11 | |
c5aa993b JM |
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. | |
c906108c | 16 | |
c5aa993b | 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/>. */ |
c906108c SS |
19 | |
20 | #include "defs.h" | |
c906108c SS |
21 | #include "top.h" |
22 | #include "target.h" | |
23 | #include "inferior.h" | |
1adeb98a FN |
24 | #include "symfile.h" |
25 | #include "gdbcore.h" | |
c906108c | 26 | |
60250e8b | 27 | #include "exceptions.h" |
c906108c SS |
28 | #include "getopt.h" |
29 | ||
30 | #include <sys/types.h> | |
31 | #include "gdb_stat.h" | |
32 | #include <ctype.h> | |
33 | ||
34 | #include "gdb_string.h" | |
9e0b60a8 | 35 | #include "event-loop.h" |
8b93c638 | 36 | #include "ui-out.h" |
6457bd47 | 37 | |
4389a95a | 38 | #include "interps.h" |
f15ab4a7 | 39 | #include "main.h" |
29b0e8a2 | 40 | #include "source.h" |
4cc23ede | 41 | #include "cli/cli-cmds.h" |
88a1906b | 42 | #include "python/python.h" |
7f6130ff | 43 | #include "objfiles.h" |
e2207b9a | 44 | #include "auto-load.h" |
bd712aed | 45 | #include "maint.h" |
29b0e8a2 | 46 | |
b5981e5a | 47 | #include "filenames.h" |
614c279d | 48 | #include "filestuff.h" |
b5981e5a | 49 | |
4389a95a AC |
50 | /* The selected interpreter. This will be used as a set command |
51 | variable, so it should always be malloc'ed - since | |
371d5dec | 52 | do_setshow_command will free it. */ |
fb40c209 | 53 | char *interpreter_p; |
fb40c209 | 54 | |
371d5dec | 55 | /* Whether xdb commands will be handled. */ |
c906108c SS |
56 | int xdb_commands = 0; |
57 | ||
371d5dec | 58 | /* Whether dbx commands will be handled. */ |
c906108c SS |
59 | int dbx_commands = 0; |
60 | ||
030292b7 DJ |
61 | /* System root path, used to find libraries etc. */ |
62 | char *gdb_sysroot = 0; | |
63 | ||
b14b1491 TT |
64 | /* GDB datadir, used to store data files. */ |
65 | char *gdb_datadir = 0; | |
66 | ||
e64e0392 DE |
67 | /* Non-zero if GDB_DATADIR was provided on the command line. |
68 | This doesn't track whether data-directory is set later from the | |
69 | command line, but we don't reread system.gdbinit when that happens. */ | |
70 | static int gdb_datadir_provided = 0; | |
71 | ||
0c4a4063 DE |
72 | /* If gdb was configured with --with-python=/path, |
73 | the possibly relocated path to python's lib directory. */ | |
74 | char *python_libdir = 0; | |
75 | ||
d9fcf2fb JM |
76 | struct ui_file *gdb_stdout; |
77 | struct ui_file *gdb_stderr; | |
78 | struct ui_file *gdb_stdlog; | |
449092f6 | 79 | struct ui_file *gdb_stdin; |
371d5dec | 80 | /* Target IO streams. */ |
449092f6 | 81 | struct ui_file *gdb_stdtargin; |
22e8e3c7 | 82 | struct ui_file *gdb_stdtarg; |
449092f6 | 83 | struct ui_file *gdb_stdtargerr; |
c906108c | 84 | |
7c953934 TT |
85 | /* True if --batch or --batch-silent was seen. */ |
86 | int batch_flag = 0; | |
87 | ||
1a088d06 AS |
88 | /* Support for the --batch-silent option. */ |
89 | int batch_silent = 0; | |
90 | ||
4b0ad762 AS |
91 | /* Support for --return-child-result option. |
92 | Set the default to -1 to return error in the case | |
93 | that the program does not run or does not complete. */ | |
94 | int return_child_result = 0; | |
95 | int return_child_result_value = -1; | |
96 | ||
c906108c | 97 | |
16e7150e JG |
98 | /* GDB as it has been invoked from the command line (i.e. argv[0]). */ |
99 | static char *gdb_program_name; | |
100 | ||
d9fcf2fb | 101 | static void print_gdb_help (struct ui_file *); |
c906108c | 102 | |
b14b1491 TT |
103 | /* Relocate a file or directory. PROGNAME is the name by which gdb |
104 | was invoked (i.e., argv[0]). INITIAL is the default value for the | |
105 | file or directory. FLAG is true if the value is relocatable, false | |
106 | otherwise. Returns a newly allocated string; this may return NULL | |
107 | under the same conditions as make_relative_prefix. */ | |
478aac75 | 108 | |
b14b1491 TT |
109 | static char * |
110 | relocate_path (const char *progname, const char *initial, int flag) | |
111 | { | |
112 | if (flag) | |
113 | return make_relative_prefix (progname, BINDIR, initial); | |
114 | return xstrdup (initial); | |
115 | } | |
116 | ||
117 | /* Like relocate_path, but specifically checks for a directory. | |
118 | INITIAL is relocated according to the rules of relocate_path. If | |
119 | the result is a directory, it is used; otherwise, INITIAL is used. | |
120 | The chosen directory is then canonicalized using lrealpath. This | |
121 | function always returns a newly-allocated string. */ | |
478aac75 DE |
122 | |
123 | char * | |
124 | relocate_gdb_directory (const char *initial, int flag) | |
b14b1491 TT |
125 | { |
126 | char *dir; | |
127 | ||
478aac75 | 128 | dir = relocate_path (gdb_program_name, initial, flag); |
b14b1491 TT |
129 | if (dir) |
130 | { | |
131 | struct stat s; | |
132 | ||
78a8b30e | 133 | if (*dir == '\0' || stat (dir, &s) != 0 || !S_ISDIR (s.st_mode)) |
b14b1491 TT |
134 | { |
135 | xfree (dir); | |
136 | dir = NULL; | |
137 | } | |
138 | } | |
139 | if (!dir) | |
140 | dir = xstrdup (initial); | |
141 | ||
142 | /* Canonicalize the directory. */ | |
143 | if (*dir) | |
144 | { | |
145 | char *canon_sysroot = lrealpath (dir); | |
b8d56208 | 146 | |
b14b1491 TT |
147 | if (canon_sysroot) |
148 | { | |
149 | xfree (dir); | |
150 | dir = canon_sysroot; | |
151 | } | |
152 | } | |
153 | ||
154 | return dir; | |
155 | } | |
156 | ||
371d5dec MS |
157 | /* Compute the locations of init files that GDB should source and |
158 | return them in SYSTEM_GDBINIT, HOME_GDBINIT, LOCAL_GDBINIT. If | |
159 | there is no system gdbinit (resp. home gdbinit and local gdbinit) | |
160 | to be loaded, then SYSTEM_GDBINIT (resp. HOME_GDBINIT and | |
161 | LOCAL_GDBINIT) is set to NULL. */ | |
16e7150e | 162 | static void |
50dd9793 PA |
163 | get_init_files (const char **system_gdbinit, |
164 | const char **home_gdbinit, | |
165 | const char **local_gdbinit) | |
16e7150e | 166 | { |
50dd9793 | 167 | static const char *sysgdbinit = NULL; |
16e7150e | 168 | static char *homeinit = NULL; |
50dd9793 | 169 | static const char *localinit = NULL; |
16e7150e JG |
170 | static int initialized = 0; |
171 | ||
172 | if (!initialized) | |
173 | { | |
174 | struct stat homebuf, cwdbuf, s; | |
e64e0392 | 175 | char *homedir; |
16e7150e | 176 | |
b14b1491 | 177 | if (SYSTEM_GDBINIT[0]) |
16e7150e | 178 | { |
e64e0392 DE |
179 | int datadir_len = strlen (GDB_DATADIR); |
180 | int sys_gdbinit_len = strlen (SYSTEM_GDBINIT); | |
181 | char *relocated_sysgdbinit; | |
182 | ||
183 | /* If SYSTEM_GDBINIT lives in data-directory, and data-directory | |
184 | has been provided, search for SYSTEM_GDBINIT there. */ | |
185 | if (gdb_datadir_provided | |
186 | && datadir_len < sys_gdbinit_len | |
b5981e5a EZ |
187 | && filename_ncmp (SYSTEM_GDBINIT, GDB_DATADIR, datadir_len) == 0 |
188 | && IS_DIR_SEPARATOR (SYSTEM_GDBINIT[datadir_len])) | |
e64e0392 DE |
189 | { |
190 | /* Append the part of SYSTEM_GDBINIT that follows GDB_DATADIR | |
191 | to gdb_datadir. */ | |
192 | char *tmp_sys_gdbinit = xstrdup (SYSTEM_GDBINIT + datadir_len); | |
193 | char *p; | |
194 | ||
b5981e5a | 195 | for (p = tmp_sys_gdbinit; IS_DIR_SEPARATOR (*p); ++p) |
e64e0392 DE |
196 | continue; |
197 | relocated_sysgdbinit = concat (gdb_datadir, SLASH_STRING, p, | |
198 | NULL); | |
199 | xfree (tmp_sys_gdbinit); | |
200 | } | |
201 | else | |
202 | { | |
203 | relocated_sysgdbinit = relocate_path (gdb_program_name, | |
204 | SYSTEM_GDBINIT, | |
205 | SYSTEM_GDBINIT_RELOCATABLE); | |
206 | } | |
b14b1491 | 207 | if (relocated_sysgdbinit && stat (relocated_sysgdbinit, &s) == 0) |
16e7150e JG |
208 | sysgdbinit = relocated_sysgdbinit; |
209 | else | |
210 | xfree (relocated_sysgdbinit); | |
211 | } | |
16e7150e JG |
212 | |
213 | homedir = getenv ("HOME"); | |
214 | ||
215 | /* If the .gdbinit file in the current directory is the same as | |
216 | the $HOME/.gdbinit file, it should not be sourced. homebuf | |
025bb325 | 217 | and cwdbuf are used in that purpose. Make sure that the stats |
16e7150e JG |
218 | are zero in case one of them fails (this guarantees that they |
219 | won't match if either exists). */ | |
220 | ||
221 | memset (&homebuf, 0, sizeof (struct stat)); | |
222 | memset (&cwdbuf, 0, sizeof (struct stat)); | |
223 | ||
224 | if (homedir) | |
225 | { | |
226 | homeinit = xstrprintf ("%s/%s", homedir, gdbinit); | |
227 | if (stat (homeinit, &homebuf) != 0) | |
228 | { | |
229 | xfree (homeinit); | |
230 | homeinit = NULL; | |
231 | } | |
232 | } | |
233 | ||
234 | if (stat (gdbinit, &cwdbuf) == 0) | |
235 | { | |
236 | if (!homeinit | |
237 | || memcmp ((char *) &homebuf, (char *) &cwdbuf, | |
238 | sizeof (struct stat))) | |
239 | localinit = gdbinit; | |
240 | } | |
241 | ||
242 | initialized = 1; | |
243 | } | |
244 | ||
245 | *system_gdbinit = sysgdbinit; | |
246 | *home_gdbinit = homeinit; | |
247 | *local_gdbinit = localinit; | |
248 | } | |
249 | ||
11cf8741 | 250 | /* Call command_loop. If it happens to return, pass that through as a |
371d5dec | 251 | non-zero return status. */ |
11cf8741 JM |
252 | |
253 | static int | |
254 | captured_command_loop (void *data) | |
c906108c | 255 | { |
bb5291d0 | 256 | /* Top-level execution commands can be run in the background from |
b4a14fd0 PA |
257 | here on. */ |
258 | interpreter_async = 1; | |
259 | ||
4389a95a | 260 | current_interp_command_loop (); |
11cf8741 JM |
261 | /* FIXME: cagney/1999-11-05: A correct command_loop() implementaton |
262 | would clean things up (restoring the cleanup chain) to the state | |
263 | they were just prior to the call. Technically, this means that | |
e26cc349 | 264 | the do_cleanups() below is redundant. Unfortunately, many FUNCs |
11cf8741 JM |
265 | are not that well behaved. do_cleanups should either be replaced |
266 | with a do_cleanups call (to cover the problem) or an assertion | |
371d5dec | 267 | check to detect bad FUNCs code. */ |
6328eb38 | 268 | do_cleanups (all_cleanups ()); |
11cf8741 | 269 | /* If the command_loop returned, normally (rather than threw an |
025bb325 | 270 | error) we try to quit. If the quit is aborted, catch_errors() |
11cf8741 | 271 | which called this catch the signal and restart the command |
371d5dec | 272 | loop. */ |
11cf8741 JM |
273 | quit_command (NULL, instream == stdin); |
274 | return 1; | |
275 | } | |
276 | ||
26743505 JK |
277 | /* Arguments of --command option and its counterpart. */ |
278 | typedef struct cmdarg { | |
279 | /* Type of this option. */ | |
280 | enum { | |
281 | /* Option type -x. */ | |
282 | CMDARG_FILE, | |
283 | ||
284 | /* Option type -ex. */ | |
8320cc4f JK |
285 | CMDARG_COMMAND, |
286 | ||
287 | /* Option type -ix. */ | |
288 | CMDARG_INIT_FILE, | |
289 | ||
290 | /* Option type -iex. */ | |
291 | CMDARG_INIT_COMMAND | |
26743505 JK |
292 | } type; |
293 | ||
294 | /* Value of this option - filename or the GDB command itself. String memory | |
295 | is not owned by this structure despite it is 'const'. */ | |
296 | char *string; | |
297 | } cmdarg_s; | |
298 | ||
299 | /* Define type VEC (cmdarg_s). */ | |
300 | DEF_VEC_O (cmdarg_s); | |
301 | ||
11cf8741 JM |
302 | static int |
303 | captured_main (void *data) | |
304 | { | |
305 | struct captured_main_args *context = data; | |
306 | int argc = context->argc; | |
307 | char **argv = context->argv; | |
c906108c | 308 | static int quiet = 0; |
552c04a7 | 309 | static int set_args = 0; |
07540c15 | 310 | static int inhibit_home_gdbinit = 0; |
c906108c SS |
311 | |
312 | /* Pointers to various arguments from command line. */ | |
313 | char *symarg = NULL; | |
314 | char *execarg = NULL; | |
a4d9b460 | 315 | char *pidarg = NULL; |
c906108c | 316 | char *corearg = NULL; |
a4d9b460 | 317 | char *pid_or_core_arg = NULL; |
c906108c SS |
318 | char *cdarg = NULL; |
319 | char *ttyarg = NULL; | |
320 | ||
371d5dec MS |
321 | /* These are static so that we can take their address in an |
322 | initializer. */ | |
c906108c SS |
323 | static int print_help; |
324 | static int print_version; | |
6eaaf48b | 325 | static int print_configuration; |
c906108c SS |
326 | |
327 | /* Pointers to all arguments of --command option. */ | |
26743505 JK |
328 | VEC (cmdarg_s) *cmdarg_vec = NULL; |
329 | struct cmdarg *cmdarg_p; | |
c906108c SS |
330 | |
331 | /* Indices of all arguments of --directory option. */ | |
332 | char **dirarg; | |
333 | /* Allocated size. */ | |
334 | int dirsize; | |
335 | /* Number of elements used. */ | |
336 | int ndir; | |
c5aa993b | 337 | |
16e7150e | 338 | /* gdb init files. */ |
50dd9793 PA |
339 | const char *system_gdbinit; |
340 | const char *home_gdbinit; | |
341 | const char *local_gdbinit; | |
c906108c | 342 | |
52f0bd74 | 343 | int i; |
88a1906b | 344 | int save_auto_load; |
7f6130ff | 345 | struct objfile *objfile; |
c906108c | 346 | |
e565b837 DE |
347 | struct cleanup *pre_stat_chain; |
348 | ||
349 | #ifdef HAVE_SBRK | |
350 | /* Set this before calling make_command_stats_cleanup. */ | |
351 | lim_at_start = (char *) sbrk (0); | |
352 | #endif | |
353 | ||
354 | pre_stat_chain = make_command_stats_cleanup (0); | |
c906108c | 355 | |
0fbb3da7 TT |
356 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) |
357 | setlocale (LC_MESSAGES, ""); | |
358 | #endif | |
359 | #if defined (HAVE_SETLOCALE) | |
360 | setlocale (LC_CTYPE, ""); | |
361 | #endif | |
362 | bindtextdomain (PACKAGE, LOCALEDIR); | |
363 | textdomain (PACKAGE); | |
364 | ||
5484b13a | 365 | bfd_init (); |
614c279d | 366 | notice_open_fds (); |
5484b13a | 367 | |
26743505 | 368 | make_cleanup (VEC_cleanup (cmdarg_s), &cmdarg_vec); |
c906108c SS |
369 | dirsize = 1; |
370 | dirarg = (char **) xmalloc (dirsize * sizeof (*dirarg)); | |
371 | ndir = 0; | |
372 | ||
522002f9 | 373 | clear_quit_flag (); |
dc7eb48e PA |
374 | saved_command_line = (char *) xmalloc (saved_command_line_size); |
375 | saved_command_line[0] = '\0'; | |
c906108c SS |
376 | instream = stdin; |
377 | ||
ffa4ac95 YQ |
378 | #ifdef __MINGW32__ |
379 | /* Ensure stderr is unbuffered. A Cygwin pty or pipe is implemented | |
380 | as a Windows pipe, and Windows buffers on pipes. */ | |
381 | setvbuf (stderr, NULL, _IONBF, BUFSIZ); | |
382 | #endif | |
383 | ||
da59e081 | 384 | gdb_stdout = stdio_fileopen (stdout); |
ffa4ac95 YQ |
385 | gdb_stderr = stderr_fileopen (); |
386 | ||
da59e081 JM |
387 | gdb_stdlog = gdb_stderr; /* for moment */ |
388 | gdb_stdtarg = gdb_stderr; /* for moment */ | |
449092f6 CV |
389 | gdb_stdin = stdio_fileopen (stdin); |
390 | gdb_stdtargerr = gdb_stderr; /* for moment */ | |
391 | gdb_stdtargin = gdb_stdin; /* for moment */ | |
c906108c | 392 | |
b5981e5a EZ |
393 | #ifdef __MINGW32__ |
394 | /* On Windows, argv[0] is not necessarily set to absolute form when | |
395 | GDB is found along PATH, without which relocation doesn't work. */ | |
396 | gdb_program_name = windows_get_absolute_argv0 (argv[0]); | |
397 | #else | |
16e7150e | 398 | gdb_program_name = xstrdup (argv[0]); |
b5981e5a | 399 | #endif |
16e7150e | 400 | |
bf1d7d9c JB |
401 | if (! getcwd (gdb_dirbuf, sizeof (gdb_dirbuf))) |
402 | /* Don't use *_filtered or warning() (which relies on | |
371d5dec | 403 | current_target) until after initialize_all_files(). */ |
bf1d7d9c | 404 | fprintf_unfiltered (gdb_stderr, |
3e43a32a MS |
405 | _("%s: warning: error finding " |
406 | "working directory: %s\n"), | |
bf1d7d9c JB |
407 | argv[0], safe_strerror (errno)); |
408 | ||
409 | current_directory = gdb_dirbuf; | |
410 | ||
030292b7 | 411 | /* Set the sysroot path. */ |
478aac75 DE |
412 | gdb_sysroot = relocate_gdb_directory (TARGET_SYSTEM_ROOT, |
413 | TARGET_SYSTEM_ROOT_RELOCATABLE); | |
030292b7 | 414 | |
478aac75 DE |
415 | debug_file_directory = relocate_gdb_directory (DEBUGDIR, |
416 | DEBUGDIR_RELOCATABLE); | |
030292b7 | 417 | |
478aac75 DE |
418 | gdb_datadir = relocate_gdb_directory (GDB_DATADIR, |
419 | GDB_DATADIR_RELOCATABLE); | |
aa28a74e | 420 | |
0c4a4063 | 421 | #ifdef WITH_PYTHON_PATH |
e6040cbd MS |
422 | { |
423 | /* For later use in helping Python find itself. */ | |
424 | char *tmp = concat (WITH_PYTHON_PATH, SLASH_STRING, "lib", NULL); | |
425 | ||
478aac75 | 426 | python_libdir = relocate_gdb_directory (tmp, PYTHON_PATH_RELOCATABLE); |
e6040cbd MS |
427 | xfree (tmp); |
428 | } | |
0c4a4063 DE |
429 | #endif |
430 | ||
29b0e8a2 JM |
431 | #ifdef RELOC_SRCDIR |
432 | add_substitute_path_rule (RELOC_SRCDIR, | |
b5981e5a | 433 | make_relative_prefix (gdb_program_name, BINDIR, |
29b0e8a2 JM |
434 | RELOC_SRCDIR)); |
435 | #endif | |
436 | ||
4389a95a | 437 | /* There will always be an interpreter. Either the one passed into |
e46e5ccd KS |
438 | this captured main, or one specified by the user at start up, or |
439 | the console. Initialize the interpreter to the one requested by | |
440 | the application. */ | |
11bf1490 | 441 | interpreter_p = xstrdup (context->interpreter_p); |
4389a95a | 442 | |
c906108c SS |
443 | /* Parse arguments and options. */ |
444 | { | |
445 | int c; | |
446 | /* When var field is 0, use flag field to record the equivalent | |
447 | short option (or arbitrary numbers starting at 10 for those | |
448 | with no equivalent). */ | |
49c7e338 AC |
449 | enum { |
450 | OPT_SE = 10, | |
451 | OPT_CD, | |
452 | OPT_ANNOTATE, | |
453 | OPT_STATISTICS, | |
42fa7c0f AC |
454 | OPT_TUI, |
455 | OPT_NOWINDOWS, | |
8320cc4f JK |
456 | OPT_WINDOWS, |
457 | OPT_IX, | |
458 | OPT_IEX | |
49c7e338 | 459 | }; |
c906108c | 460 | static struct option long_options[] = |
c5aa993b | 461 | { |
49c7e338 | 462 | {"tui", no_argument, 0, OPT_TUI}, |
c5aa993b JM |
463 | {"xdb", no_argument, &xdb_commands, 1}, |
464 | {"dbx", no_argument, &dbx_commands, 1}, | |
465 | {"readnow", no_argument, &readnow_symbol_files, 1}, | |
466 | {"r", no_argument, &readnow_symbol_files, 1}, | |
c5aa993b JM |
467 | {"quiet", no_argument, &quiet, 1}, |
468 | {"q", no_argument, &quiet, 1}, | |
469 | {"silent", no_argument, &quiet, 1}, | |
07540c15 | 470 | {"nh", no_argument, &inhibit_home_gdbinit, 1}, |
c5aa993b JM |
471 | {"nx", no_argument, &inhibit_gdbinit, 1}, |
472 | {"n", no_argument, &inhibit_gdbinit, 1}, | |
1a088d06 | 473 | {"batch-silent", no_argument, 0, 'B'}, |
7c953934 | 474 | {"batch", no_argument, &batch_flag, 1}, |
c5aa993b | 475 | |
371d5dec MS |
476 | /* This is a synonym for "--annotate=1". --annotate is now |
477 | preferred, but keep this here for a long time because people | |
478 | will be running emacses which use --fullname. */ | |
c5aa993b JM |
479 | {"fullname", no_argument, 0, 'f'}, |
480 | {"f", no_argument, 0, 'f'}, | |
481 | ||
49c7e338 | 482 | {"annotate", required_argument, 0, OPT_ANNOTATE}, |
c5aa993b | 483 | {"help", no_argument, &print_help, 1}, |
49c7e338 | 484 | {"se", required_argument, 0, OPT_SE}, |
c5aa993b JM |
485 | {"symbols", required_argument, 0, 's'}, |
486 | {"s", required_argument, 0, 's'}, | |
487 | {"exec", required_argument, 0, 'e'}, | |
488 | {"e", required_argument, 0, 'e'}, | |
489 | {"core", required_argument, 0, 'c'}, | |
490 | {"c", required_argument, 0, 'c'}, | |
00546b04 MS |
491 | {"pid", required_argument, 0, 'p'}, |
492 | {"p", required_argument, 0, 'p'}, | |
c5aa993b | 493 | {"command", required_argument, 0, 'x'}, |
8a5a3c82 | 494 | {"eval-command", required_argument, 0, 'X'}, |
c5aa993b | 495 | {"version", no_argument, &print_version, 1}, |
6eaaf48b | 496 | {"configuration", no_argument, &print_configuration, 1}, |
c5aa993b | 497 | {"x", required_argument, 0, 'x'}, |
8a5a3c82 | 498 | {"ex", required_argument, 0, 'X'}, |
8320cc4f JK |
499 | {"init-command", required_argument, 0, OPT_IX}, |
500 | {"init-eval-command", required_argument, 0, OPT_IEX}, | |
501 | {"ix", required_argument, 0, OPT_IX}, | |
502 | {"iex", required_argument, 0, OPT_IEX}, | |
3fc11d3e JM |
503 | #ifdef GDBTK |
504 | {"tclcommand", required_argument, 0, 'z'}, | |
505 | {"enable-external-editor", no_argument, 0, 'y'}, | |
506 | {"editor-command", required_argument, 0, 'w'}, | |
507 | #endif | |
8b93c638 JM |
508 | {"ui", required_argument, 0, 'i'}, |
509 | {"interpreter", required_argument, 0, 'i'}, | |
510 | {"i", required_argument, 0, 'i'}, | |
c5aa993b | 511 | {"directory", required_argument, 0, 'd'}, |
c4093a6a | 512 | {"d", required_argument, 0, 'd'}, |
aae1c79a | 513 | {"data-directory", required_argument, 0, 'D'}, |
49c7e338 | 514 | {"cd", required_argument, 0, OPT_CD}, |
c5aa993b JM |
515 | {"tty", required_argument, 0, 't'}, |
516 | {"baud", required_argument, 0, 'b'}, | |
517 | {"b", required_argument, 0, 'b'}, | |
42fa7c0f AC |
518 | {"nw", no_argument, NULL, OPT_NOWINDOWS}, |
519 | {"nowindows", no_argument, NULL, OPT_NOWINDOWS}, | |
520 | {"w", no_argument, NULL, OPT_WINDOWS}, | |
521 | {"windows", no_argument, NULL, OPT_WINDOWS}, | |
49c7e338 | 522 | {"statistics", no_argument, 0, OPT_STATISTICS}, |
c5aa993b | 523 | {"write", no_argument, &write_files, 1}, |
552c04a7 | 524 | {"args", no_argument, &set_args, 1}, |
39c76ca3 | 525 | {"l", required_argument, 0, 'l'}, |
4b0ad762 | 526 | {"return-child-result", no_argument, &return_child_result, 1}, |
c5aa993b JM |
527 | {0, no_argument, 0, 0} |
528 | }; | |
c906108c SS |
529 | |
530 | while (1) | |
531 | { | |
532 | int option_index; | |
533 | ||
534 | c = getopt_long_only (argc, argv, "", | |
535 | long_options, &option_index); | |
552c04a7 | 536 | if (c == EOF || set_args) |
c906108c SS |
537 | break; |
538 | ||
539 | /* Long option that takes an argument. */ | |
540 | if (c == 0 && long_options[option_index].flag == 0) | |
541 | c = long_options[option_index].val; | |
542 | ||
543 | switch (c) | |
544 | { | |
545 | case 0: | |
546 | /* Long option that just sets a flag. */ | |
547 | break; | |
49c7e338 | 548 | case OPT_SE: |
c906108c SS |
549 | symarg = optarg; |
550 | execarg = optarg; | |
551 | break; | |
49c7e338 | 552 | case OPT_CD: |
c906108c SS |
553 | cdarg = optarg; |
554 | break; | |
49c7e338 | 555 | case OPT_ANNOTATE: |
c906108c SS |
556 | /* FIXME: what if the syntax is wrong (e.g. not digits)? */ |
557 | annotation_level = atoi (optarg); | |
558 | break; | |
49c7e338 | 559 | case OPT_STATISTICS: |
c906108c | 560 | /* Enable the display of both time and space usage. */ |
bd712aed DE |
561 | set_per_command_time (1); |
562 | set_per_command_space (1); | |
c906108c | 563 | break; |
49c7e338 | 564 | case OPT_TUI: |
021e7609 | 565 | /* --tui is equivalent to -i=tui. */ |
b0da54f1 | 566 | #ifdef TUI |
021e7609 | 567 | xfree (interpreter_p); |
cc4349ed | 568 | interpreter_p = xstrdup (INTERP_TUI); |
b0da54f1 BW |
569 | #else |
570 | fprintf_unfiltered (gdb_stderr, | |
571 | _("%s: TUI mode is not supported\n"), | |
572 | argv[0]); | |
573 | exit (1); | |
574 | #endif | |
021e7609 | 575 | break; |
42fa7c0f AC |
576 | case OPT_WINDOWS: |
577 | /* FIXME: cagney/2003-03-01: Not sure if this option is | |
578 | actually useful, and if it is, what it should do. */ | |
cc4349ed AS |
579 | #ifdef GDBTK |
580 | /* --windows is equivalent to -i=insight. */ | |
581 | xfree (interpreter_p); | |
582 | interpreter_p = xstrdup (INTERP_INSIGHT); | |
583 | #endif | |
42fa7c0f AC |
584 | use_windows = 1; |
585 | break; | |
586 | case OPT_NOWINDOWS: | |
587 | /* -nw is equivalent to -i=console. */ | |
588 | xfree (interpreter_p); | |
589 | interpreter_p = xstrdup (INTERP_CONSOLE); | |
590 | use_windows = 0; | |
591 | break; | |
c906108c SS |
592 | case 'f': |
593 | annotation_level = 1; | |
025bb325 MS |
594 | /* We have probably been invoked from emacs. Disable |
595 | window interface. */ | |
c906108c SS |
596 | use_windows = 0; |
597 | break; | |
598 | case 's': | |
599 | symarg = optarg; | |
600 | break; | |
601 | case 'e': | |
602 | execarg = optarg; | |
603 | break; | |
604 | case 'c': | |
605 | corearg = optarg; | |
606 | break; | |
00546b04 | 607 | case 'p': |
a4d9b460 | 608 | pidarg = optarg; |
00546b04 | 609 | break; |
c906108c | 610 | case 'x': |
26743505 JK |
611 | { |
612 | struct cmdarg cmdarg = { CMDARG_FILE, optarg }; | |
613 | ||
614 | VEC_safe_push (cmdarg_s, cmdarg_vec, &cmdarg); | |
615 | } | |
8a5a3c82 AS |
616 | break; |
617 | case 'X': | |
26743505 JK |
618 | { |
619 | struct cmdarg cmdarg = { CMDARG_COMMAND, optarg }; | |
620 | ||
621 | VEC_safe_push (cmdarg_s, cmdarg_vec, &cmdarg); | |
622 | } | |
623 | break; | |
8320cc4f JK |
624 | case OPT_IX: |
625 | { | |
626 | struct cmdarg cmdarg = { CMDARG_INIT_FILE, optarg }; | |
627 | ||
628 | VEC_safe_push (cmdarg_s, cmdarg_vec, &cmdarg); | |
629 | } | |
630 | break; | |
631 | case OPT_IEX: | |
632 | { | |
633 | struct cmdarg cmdarg = { CMDARG_INIT_COMMAND, optarg }; | |
634 | ||
635 | VEC_safe_push (cmdarg_s, cmdarg_vec, &cmdarg); | |
636 | } | |
c906108c | 637 | break; |
1a088d06 | 638 | case 'B': |
7c953934 | 639 | batch_flag = batch_silent = 1; |
1a088d06 AS |
640 | gdb_stdout = ui_file_new(); |
641 | break; | |
aae1c79a DE |
642 | case 'D': |
643 | xfree (gdb_datadir); | |
644 | gdb_datadir = xstrdup (optarg); | |
e64e0392 | 645 | gdb_datadir_provided = 1; |
aae1c79a | 646 | break; |
3fc11d3e JM |
647 | #ifdef GDBTK |
648 | case 'z': | |
649 | { | |
371d5dec MS |
650 | extern int gdbtk_test (char *); |
651 | ||
3fc11d3e JM |
652 | if (!gdbtk_test (optarg)) |
653 | { | |
3e43a32a MS |
654 | fprintf_unfiltered (gdb_stderr, |
655 | _("%s: unable to load " | |
656 | "tclcommand file \"%s\""), | |
3fc11d3e JM |
657 | argv[0], optarg); |
658 | exit (1); | |
659 | } | |
660 | break; | |
661 | } | |
662 | case 'y': | |
78f49586 TT |
663 | /* Backwards compatibility only. */ |
664 | break; | |
3fc11d3e JM |
665 | case 'w': |
666 | { | |
3a9b40b6 JK |
667 | /* Set the external editor commands when gdb is farming out files |
668 | to be edited by another program. */ | |
669 | extern char *external_editor_command; | |
670 | ||
3fc11d3e JM |
671 | external_editor_command = xstrdup (optarg); |
672 | break; | |
673 | } | |
674 | #endif /* GDBTK */ | |
fb40c209 | 675 | case 'i': |
4389a95a AC |
676 | xfree (interpreter_p); |
677 | interpreter_p = xstrdup (optarg); | |
fb40c209 | 678 | break; |
c906108c SS |
679 | case 'd': |
680 | dirarg[ndir++] = optarg; | |
681 | if (ndir >= dirsize) | |
682 | { | |
683 | dirsize *= 2; | |
c5aa993b | 684 | dirarg = (char **) xrealloc ((char *) dirarg, |
c906108c SS |
685 | dirsize * sizeof (*dirarg)); |
686 | } | |
687 | break; | |
688 | case 't': | |
689 | ttyarg = optarg; | |
690 | break; | |
691 | case 'q': | |
692 | quiet = 1; | |
693 | break; | |
694 | case 'b': | |
695 | { | |
696 | int i; | |
697 | char *p; | |
698 | ||
699 | i = strtol (optarg, &p, 0); | |
700 | if (i == 0 && p == optarg) | |
701 | ||
702 | /* Don't use *_filtered or warning() (which relies on | |
371d5dec | 703 | current_target) until after initialize_all_files(). */ |
c906108c SS |
704 | |
705 | fprintf_unfiltered | |
706 | (gdb_stderr, | |
defc6f8c | 707 | _("warning: could not set baud rate to `%s'.\n"), optarg); |
c906108c SS |
708 | else |
709 | baud_rate = i; | |
710 | } | |
046ca86a | 711 | break; |
c906108c SS |
712 | case 'l': |
713 | { | |
714 | int i; | |
715 | char *p; | |
716 | ||
717 | i = strtol (optarg, &p, 0); | |
718 | if (i == 0 && p == optarg) | |
719 | ||
720 | /* Don't use *_filtered or warning() (which relies on | |
371d5dec | 721 | current_target) until after initialize_all_files(). */ |
c906108c | 722 | |
3e43a32a MS |
723 | fprintf_unfiltered (gdb_stderr, |
724 | _("warning: could not set " | |
725 | "timeout limit to `%s'.\n"), optarg); | |
c906108c SS |
726 | else |
727 | remote_timeout = i; | |
728 | } | |
729 | break; | |
730 | ||
c906108c SS |
731 | case '?': |
732 | fprintf_unfiltered (gdb_stderr, | |
3e43a32a MS |
733 | _("Use `%s --help' for a " |
734 | "complete list of options.\n"), | |
c5aa993b | 735 | argv[0]); |
c906108c SS |
736 | exit (1); |
737 | } | |
738 | } | |
739 | ||
6eaaf48b EZ |
740 | /* If --help or --version or --configuration, disable window |
741 | interface. */ | |
742 | if (print_help || print_version || print_configuration) | |
c906108c SS |
743 | { |
744 | use_windows = 0; | |
c906108c SS |
745 | } |
746 | ||
7c953934 | 747 | if (batch_flag) |
c906108c SS |
748 | quiet = 1; |
749 | } | |
750 | ||
0f71a2f6 | 751 | /* Initialize all files. Give the interpreter a chance to take |
ba5e7e8d | 752 | control of the console via the deprecated_init_ui_hook (). */ |
b5981e5a | 753 | gdb_init (gdb_program_name); |
c906108c | 754 | |
371d5dec MS |
755 | /* Now that gdb_init has created the initial inferior, we're in |
756 | position to set args for that inferior. */ | |
3f81c18a VP |
757 | if (set_args) |
758 | { | |
759 | /* The remaining options are the command-line options for the | |
760 | inferior. The first one is the sym/exec file, and the rest | |
761 | are arguments. */ | |
762 | if (optind >= argc) | |
763 | { | |
764 | fprintf_unfiltered (gdb_stderr, | |
3e43a32a MS |
765 | _("%s: `--args' specified but " |
766 | "no program specified\n"), | |
3f81c18a VP |
767 | argv[0]); |
768 | exit (1); | |
769 | } | |
770 | symarg = argv[optind]; | |
771 | execarg = argv[optind]; | |
772 | ++optind; | |
773 | set_inferior_args_vector (argc - optind, &argv[optind]); | |
774 | } | |
775 | else | |
776 | { | |
777 | /* OK, that's all the options. */ | |
778 | ||
779 | /* The first argument, if specified, is the name of the | |
780 | executable. */ | |
781 | if (optind < argc) | |
782 | { | |
783 | symarg = argv[optind]; | |
784 | execarg = argv[optind]; | |
785 | optind++; | |
786 | } | |
787 | ||
788 | /* If the user hasn't already specified a PID or the name of a | |
789 | core file, then a second optional argument is allowed. If | |
790 | present, this argument should be interpreted as either a | |
791 | PID or a core file, whichever works. */ | |
792 | if (pidarg == NULL && corearg == NULL && optind < argc) | |
793 | { | |
794 | pid_or_core_arg = argv[optind]; | |
795 | optind++; | |
796 | } | |
797 | ||
798 | /* Any argument left on the command line is unexpected and | |
799 | will be ignored. Inform the user. */ | |
800 | if (optind < argc) | |
3e43a32a MS |
801 | fprintf_unfiltered (gdb_stderr, |
802 | _("Excess command line " | |
803 | "arguments ignored. (%s%s)\n"), | |
3f81c18a VP |
804 | argv[optind], |
805 | (optind == argc - 1) ? "" : " ..."); | |
806 | } | |
807 | ||
025bb325 | 808 | /* Lookup gdbinit files. Note that the gdbinit file name may be |
371d5dec MS |
809 | overriden during file initialization, so get_init_files should be |
810 | called after gdb_init. */ | |
57a46001 JG |
811 | get_init_files (&system_gdbinit, &home_gdbinit, &local_gdbinit); |
812 | ||
c906108c | 813 | /* Do these (and anything which might call wrap_here or *_filtered) |
4389a95a AC |
814 | after initialize_all_files() but before the interpreter has been |
815 | installed. Otherwize the help/version messages will be eaten by | |
816 | the interpreter's output handler. */ | |
817 | ||
c906108c SS |
818 | if (print_version) |
819 | { | |
820 | print_gdb_version (gdb_stdout); | |
821 | wrap_here (""); | |
822 | printf_filtered ("\n"); | |
823 | exit (0); | |
824 | } | |
825 | ||
826 | if (print_help) | |
827 | { | |
828 | print_gdb_help (gdb_stdout); | |
829 | fputs_unfiltered ("\n", gdb_stdout); | |
830 | exit (0); | |
831 | } | |
832 | ||
6eaaf48b EZ |
833 | if (print_configuration) |
834 | { | |
835 | print_gdb_configuration (gdb_stdout); | |
836 | wrap_here (""); | |
837 | printf_filtered ("\n"); | |
838 | exit (0); | |
839 | } | |
840 | ||
4389a95a AC |
841 | /* FIXME: cagney/2003-02-03: The big hack (part 1 of 2) that lets |
842 | GDB retain the old MI1 interpreter startup behavior. Output the | |
843 | copyright message before the interpreter is installed. That way | |
844 | it isn't encapsulated in MI output. */ | |
845 | if (!quiet && strcmp (interpreter_p, INTERP_MI1) == 0) | |
846 | { | |
371d5dec MS |
847 | /* Print all the junk at the top, with trailing "..." if we are |
848 | about to read a symbol file (possibly slowly). */ | |
4389a95a AC |
849 | print_gdb_version (gdb_stdout); |
850 | if (symarg) | |
851 | printf_filtered (".."); | |
852 | wrap_here (""); | |
e896d70e | 853 | printf_filtered ("\n"); |
371d5dec MS |
854 | gdb_flush (gdb_stdout); /* Force to screen during slow |
855 | operations. */ | |
4389a95a AC |
856 | } |
857 | ||
4389a95a | 858 | /* Install the default UI. All the interpreters should have had a |
371d5dec | 859 | look at things by now. Initialize the default interpreter. */ |
4389a95a AC |
860 | |
861 | { | |
862 | /* Find it. */ | |
863 | struct interp *interp = interp_lookup (interpreter_p); | |
b8d56208 | 864 | |
4389a95a | 865 | if (interp == NULL) |
8a3fe4f8 | 866 | error (_("Interpreter `%s' unrecognized"), interpreter_p); |
4389a95a | 867 | /* Install it. */ |
683f2885 | 868 | if (!interp_set (interp, 1)) |
4389a95a AC |
869 | { |
870 | fprintf_unfiltered (gdb_stderr, | |
871 | "Interpreter `%s' failed to initialize.\n", | |
872 | interpreter_p); | |
873 | exit (1); | |
874 | } | |
875 | } | |
876 | ||
877 | /* FIXME: cagney/2003-02-03: The big hack (part 2 of 2) that lets | |
878 | GDB retain the old MI1 interpreter startup behavior. Output the | |
879 | copyright message after the interpreter is installed when it is | |
880 | any sane interpreter. */ | |
881 | if (!quiet && !current_interp_named_p (INTERP_MI1)) | |
c906108c | 882 | { |
371d5dec MS |
883 | /* Print all the junk at the top, with trailing "..." if we are |
884 | about to read a symbol file (possibly slowly). */ | |
c906108c SS |
885 | print_gdb_version (gdb_stdout); |
886 | if (symarg) | |
887 | printf_filtered (".."); | |
c5aa993b | 888 | wrap_here (""); |
e896d70e | 889 | printf_filtered ("\n"); |
371d5dec MS |
890 | gdb_flush (gdb_stdout); /* Force to screen during slow |
891 | operations. */ | |
c906108c SS |
892 | } |
893 | ||
e896d70e | 894 | /* Set off error and warning messages with a blank line. */ |
defc6f8c | 895 | warning_pre_print = _("\nwarning: "); |
c906108c | 896 | |
16e7150e JG |
897 | /* Read and execute the system-wide gdbinit file, if it exists. |
898 | This is done *before* all the command line arguments are | |
899 | processed; it sets global parameters, which are independent of | |
900 | what file you are debugging or what directory you are in. */ | |
901 | if (system_gdbinit && !inhibit_gdbinit) | |
50dd9793 PA |
902 | catch_command_errors_const (source_script, system_gdbinit, |
903 | 0, RETURN_MASK_ALL); | |
16e7150e | 904 | |
c906108c SS |
905 | /* Read and execute $HOME/.gdbinit file, if it exists. This is done |
906 | *before* all the command line arguments are processed; it sets | |
907 | global parameters, which are independent of what file you are | |
908 | debugging or what directory you are in. */ | |
c906108c | 909 | |
07540c15 | 910 | if (home_gdbinit && !inhibit_gdbinit && !inhibit_home_gdbinit) |
50dd9793 PA |
911 | catch_command_errors_const (source_script, |
912 | home_gdbinit, 0, RETURN_MASK_ALL); | |
c906108c | 913 | |
2d7b58e8 JK |
914 | /* Process '-ix' and '-iex' options early. */ |
915 | for (i = 0; VEC_iterate (cmdarg_s, cmdarg_vec, i, cmdarg_p); i++) | |
916 | switch (cmdarg_p->type) | |
917 | { | |
918 | case CMDARG_INIT_FILE: | |
50dd9793 PA |
919 | catch_command_errors_const (source_script, cmdarg_p->string, |
920 | !batch_flag, RETURN_MASK_ALL); | |
2d7b58e8 JK |
921 | break; |
922 | case CMDARG_INIT_COMMAND: | |
923 | catch_command_errors (execute_command, cmdarg_p->string, | |
924 | !batch_flag, RETURN_MASK_ALL); | |
925 | break; | |
926 | } | |
927 | ||
c906108c SS |
928 | /* Now perform all the actions indicated by the arguments. */ |
929 | if (cdarg != NULL) | |
930 | { | |
11cf8741 | 931 | catch_command_errors (cd_command, cdarg, 0, RETURN_MASK_ALL); |
c906108c | 932 | } |
c906108c SS |
933 | |
934 | for (i = 0; i < ndir; i++) | |
13d35ae5 | 935 | catch_command_errors (directory_switch, dirarg[i], 0, RETURN_MASK_ALL); |
b8c9b27d | 936 | xfree (dirarg); |
c906108c | 937 | |
88a1906b | 938 | /* Skip auto-loading section-specified scripts until we've sourced |
371d5dec MS |
939 | local_gdbinit (which is often used to augment the source search |
940 | path). */ | |
bf88dd68 JK |
941 | save_auto_load = global_auto_load; |
942 | global_auto_load = 0; | |
88a1906b | 943 | |
c906108c SS |
944 | if (execarg != NULL |
945 | && symarg != NULL | |
5cb316ef | 946 | && strcmp (execarg, symarg) == 0) |
c906108c | 947 | { |
11cf8741 JM |
948 | /* The exec file and the symbol-file are the same. If we can't |
949 | open it, better only print one error message. | |
371d5dec | 950 | catch_command_errors returns non-zero on success! */ |
3e43a32a MS |
951 | if (catch_command_errors (exec_file_attach, execarg, |
952 | !batch_flag, RETURN_MASK_ALL)) | |
953 | catch_command_errors (symbol_file_add_main, symarg, | |
954 | !batch_flag, RETURN_MASK_ALL); | |
c906108c SS |
955 | } |
956 | else | |
957 | { | |
958 | if (execarg != NULL) | |
3e43a32a MS |
959 | catch_command_errors (exec_file_attach, execarg, |
960 | !batch_flag, RETURN_MASK_ALL); | |
c906108c | 961 | if (symarg != NULL) |
3e43a32a MS |
962 | catch_command_errors (symbol_file_add_main, symarg, |
963 | !batch_flag, RETURN_MASK_ALL); | |
c906108c | 964 | } |
c906108c | 965 | |
a4d9b460 | 966 | if (corearg && pidarg) |
3e43a32a MS |
967 | error (_("Can't attach to process and specify " |
968 | "a core file at the same time.")); | |
a4d9b460 | 969 | |
c906108c | 970 | if (corearg != NULL) |
a4d9b460 | 971 | catch_command_errors (core_file_command, corearg, |
7c953934 | 972 | !batch_flag, RETURN_MASK_ALL); |
a4d9b460 PA |
973 | else if (pidarg != NULL) |
974 | catch_command_errors (attach_command, pidarg, | |
7c953934 | 975 | !batch_flag, RETURN_MASK_ALL); |
a4d9b460 | 976 | else if (pid_or_core_arg) |
c906108c | 977 | { |
a4d9b460 PA |
978 | /* The user specified 'gdb program pid' or gdb program core'. |
979 | If pid_or_core_arg's first character is a digit, try attach | |
980 | first and then corefile. Otherwise try just corefile. */ | |
00546b04 | 981 | |
a4d9b460 | 982 | if (isdigit (pid_or_core_arg[0])) |
11cf8741 | 983 | { |
a4d9b460 | 984 | if (catch_command_errors (attach_command, pid_or_core_arg, |
7c953934 | 985 | !batch_flag, RETURN_MASK_ALL) == 0) |
a4d9b460 | 986 | catch_command_errors (core_file_command, pid_or_core_arg, |
7c953934 | 987 | !batch_flag, RETURN_MASK_ALL); |
11cf8741 | 988 | } |
a4d9b460 PA |
989 | else /* Can't be a pid, better be a corefile. */ |
990 | catch_command_errors (core_file_command, pid_or_core_arg, | |
7c953934 | 991 | !batch_flag, RETURN_MASK_ALL); |
c906108c | 992 | } |
c906108c SS |
993 | |
994 | if (ttyarg != NULL) | |
3f81c18a | 995 | set_inferior_io_terminal (ttyarg); |
c906108c | 996 | |
371d5dec | 997 | /* Error messages should no longer be distinguished with extra output. */ |
defc6f8c | 998 | warning_pre_print = _("warning: "); |
c906108c SS |
999 | |
1000 | /* Read the .gdbinit file in the current directory, *if* it isn't | |
1001 | the same as the $HOME/.gdbinit file (it should exist, also). */ | |
bf88dd68 JK |
1002 | if (local_gdbinit) |
1003 | { | |
1004 | auto_load_local_gdbinit_pathname = gdb_realpath (local_gdbinit); | |
1005 | ||
bccbefd2 | 1006 | if (!inhibit_gdbinit && auto_load_local_gdbinit |
4dc84fd1 JK |
1007 | && file_is_auto_load_safe (local_gdbinit, |
1008 | _("auto-load: Loading .gdbinit " | |
1009 | "file \"%s\".\n"), | |
1010 | local_gdbinit)) | |
bf88dd68 JK |
1011 | { |
1012 | auto_load_local_gdbinit_loaded = 1; | |
1013 | ||
50dd9793 PA |
1014 | catch_command_errors_const (source_script, local_gdbinit, 0, |
1015 | RETURN_MASK_ALL); | |
bf88dd68 JK |
1016 | } |
1017 | } | |
c906108c | 1018 | |
88a1906b DE |
1019 | /* Now that all .gdbinit's have been read and all -d options have been |
1020 | processed, we can read any scripts mentioned in SYMARG. | |
1021 | We wait until now because it is common to add to the source search | |
1022 | path in local_gdbinit. */ | |
bf88dd68 | 1023 | global_auto_load = save_auto_load; |
7f6130ff JK |
1024 | ALL_OBJFILES (objfile) |
1025 | load_auto_scripts_for_objfile (objfile); | |
88a1906b | 1026 | |
8320cc4f | 1027 | /* Process '-x' and '-ex' options. */ |
26743505 JK |
1028 | for (i = 0; VEC_iterate (cmdarg_s, cmdarg_vec, i, cmdarg_p); i++) |
1029 | switch (cmdarg_p->type) | |
c906108c | 1030 | { |
26743505 | 1031 | case CMDARG_FILE: |
50dd9793 PA |
1032 | catch_command_errors_const (source_script, cmdarg_p->string, |
1033 | !batch_flag, RETURN_MASK_ALL); | |
26743505 JK |
1034 | break; |
1035 | case CMDARG_COMMAND: | |
1036 | catch_command_errors (execute_command, cmdarg_p->string, | |
7c953934 | 1037 | !batch_flag, RETURN_MASK_ALL); |
26743505 | 1038 | break; |
c906108c | 1039 | } |
c906108c | 1040 | |
371d5dec MS |
1041 | /* Read in the old history after all the command files have been |
1042 | read. */ | |
c5aa993b | 1043 | init_history (); |
c906108c | 1044 | |
7c953934 | 1045 | if (batch_flag) |
c906108c SS |
1046 | { |
1047 | /* We have hit the end of the batch file. */ | |
4b0ad762 | 1048 | quit_force (NULL, 0); |
c906108c SS |
1049 | } |
1050 | ||
c906108c | 1051 | /* Show time and/or space usage. */ |
0f3bb72e | 1052 | do_cleanups (pre_stat_chain); |
c906108c | 1053 | |
11cf8741 JM |
1054 | /* NOTE: cagney/1999-11-07: There is probably no reason for not |
1055 | moving this loop and the code found in captured_command_loop() | |
1056 | into the command_loop() proper. The main thing holding back that | |
371d5dec | 1057 | change - SET_TOP_LEVEL() - has been eliminated. */ |
11cf8741 JM |
1058 | while (1) |
1059 | { | |
1060 | catch_errors (captured_command_loop, 0, "", RETURN_MASK_ALL); | |
1061 | } | |
11cf8741 JM |
1062 | /* No exit -- exit is through quit_command. */ |
1063 | } | |
c906108c | 1064 | |
11cf8741 | 1065 | int |
f15ab4a7 | 1066 | gdb_main (struct captured_main_args *args) |
11cf8741 | 1067 | { |
f15ab4a7 AC |
1068 | use_windows = args->use_windows; |
1069 | catch_errors (captured_main, args, "", RETURN_MASK_ALL); | |
864dbc90 AC |
1070 | /* The only way to end up here is by an error (normal exit is |
1071 | handled by quit_force()), hence always return an error status. */ | |
1072 | return 1; | |
c906108c SS |
1073 | } |
1074 | ||
11cf8741 | 1075 | |
c906108c SS |
1076 | /* Don't use *_filtered for printing help. We don't want to prompt |
1077 | for continue no matter how small the screen or how much we're going | |
1078 | to print. */ | |
1079 | ||
1080 | static void | |
d9fcf2fb | 1081 | print_gdb_help (struct ui_file *stream) |
c906108c | 1082 | { |
50dd9793 PA |
1083 | const char *system_gdbinit; |
1084 | const char *home_gdbinit; | |
1085 | const char *local_gdbinit; | |
16e7150e JG |
1086 | |
1087 | get_init_files (&system_gdbinit, &home_gdbinit, &local_gdbinit); | |
1088 | ||
b187bec1 EZ |
1089 | /* Note: The options in the list below are only approximately sorted |
1090 | in the alphabetical order, so as to group closely related options | |
1091 | together. */ | |
defc6f8c | 1092 | fputs_unfiltered (_("\ |
c906108c | 1093 | This is the GNU debugger. Usage:\n\n\ |
552c04a7 TT |
1094 | gdb [options] [executable-file [core-file or process-id]]\n\ |
1095 | gdb [options] --args executable-file [inferior-arguments ...]\n\n\ | |
defc6f8c TT |
1096 | "), stream); |
1097 | fputs_unfiltered (_("\ | |
b187bec1 | 1098 | Selection of debuggee and its files:\n\n\ |
552c04a7 | 1099 | --args Arguments after executable-file are passed to inferior\n\ |
b187bec1 EZ |
1100 | --core=COREFILE Analyze the core dump COREFILE.\n\ |
1101 | --exec=EXECFILE Use EXECFILE as the executable.\n\ | |
1102 | --pid=PID Attach to running process PID.\n\ | |
1103 | --directory=DIR Search for source files in DIR.\n\ | |
1104 | --se=FILE Use FILE as symbol file and executable file.\n\ | |
1105 | --symbols=SYMFILE Read symbols from SYMFILE.\n\ | |
1106 | --readnow Fully read symbol files on first access.\n\ | |
1107 | --write Set writing into executable and core files.\n\n\ | |
defc6f8c TT |
1108 | "), stream); |
1109 | fputs_unfiltered (_("\ | |
b187bec1 | 1110 | Initial commands and command files:\n\n\ |
8a5a3c82 | 1111 | --command=FILE, -x Execute GDB commands from FILE.\n\ |
b187bec1 EZ |
1112 | --init-command=FILE, -ix\n\ |
1113 | Like -x but execute commands before loading inferior.\n\ | |
8a5a3c82 AS |
1114 | --eval-command=COMMAND, -ex\n\ |
1115 | Execute a single GDB command.\n\ | |
1116 | May be used multiple times and in conjunction\n\ | |
1117 | with --command.\n\ | |
b187bec1 EZ |
1118 | --init-eval-command=COMMAND, -iex\n\ |
1119 | Like -ex but before loading inferior.\n\ | |
1120 | --nh Do not read ~/.gdbinit.\n\ | |
1121 | --nx Do not read any .gdbinit files in any directory.\n\n\ | |
defc6f8c TT |
1122 | "), stream); |
1123 | fputs_unfiltered (_("\ | |
b187bec1 | 1124 | Output and user interface control:\n\n\ |
c906108c | 1125 | --fullname Output information used by emacs-GDB interface.\n\ |
8b93c638 JM |
1126 | --interpreter=INTERP\n\ |
1127 | Select a specific interpreter / user interface\n\ | |
c906108c | 1128 | --tty=TTY Use TTY for input/output by the program being debugged.\n\ |
b187bec1 EZ |
1129 | -w Use the GUI interface.\n\ |
1130 | --nw Do not use the GUI interface.\n\ | |
defc6f8c | 1131 | "), stream); |
c906108c | 1132 | #if defined(TUI) |
defc6f8c | 1133 | fputs_unfiltered (_("\ |
c906108c | 1134 | --tui Use a terminal user interface.\n\ |
defc6f8c | 1135 | "), stream); |
c906108c | 1136 | #endif |
481860b3 | 1137 | fputs_unfiltered (_("\ |
b187bec1 | 1138 | --dbx DBX compatibility mode.\n\ |
c906108c | 1139 | --xdb XDB compatibility mode.\n\ |
b187bec1 EZ |
1140 | --quiet Do not print version number on startup.\n\n\ |
1141 | "), stream); | |
1142 | fputs_unfiltered (_("\ | |
1143 | Operating modes:\n\n\ | |
1144 | --batch Exit after processing options.\n\ | |
1145 | --batch-silent Like --batch, but suppress all gdb stdout output.\n\ | |
1146 | --return-child-result\n\ | |
1147 | GDB exit code will be the child's exit code.\n\ | |
1148 | --configuration Print details about GDB configuration and then exit.\n\ | |
1149 | --help Print this message and then exit.\n\ | |
1150 | --version Print version information and then exit.\n\n\ | |
1151 | Remote debugging options:\n\n\ | |
1152 | -b BAUDRATE Set serial port baud rate used for remote debugging.\n\ | |
1153 | -l TIMEOUT Set timeout in seconds for remote debugging.\n\n\ | |
1154 | Other options:\n\n\ | |
1155 | --cd=DIR Change current directory to DIR.\n\ | |
defc6f8c | 1156 | "), stream); |
defc6f8c | 1157 | fputs_unfiltered (_("\n\ |
16e7150e JG |
1158 | At startup, GDB reads the following init files and executes their commands:\n\ |
1159 | "), stream); | |
1160 | if (system_gdbinit) | |
1161 | fprintf_unfiltered (stream, _("\ | |
1162 | * system-wide init file: %s\n\ | |
1163 | "), system_gdbinit); | |
1164 | if (home_gdbinit) | |
1165 | fprintf_unfiltered (stream, _("\ | |
1166 | * user-specific init file: %s\n\ | |
1167 | "), home_gdbinit); | |
1168 | if (local_gdbinit) | |
1169 | fprintf_unfiltered (stream, _("\ | |
bf88dd68 | 1170 | * local init file (see also 'set auto-load local-gdbinit'): ./%s\n\ |
16e7150e JG |
1171 | "), local_gdbinit); |
1172 | fputs_unfiltered (_("\n\ | |
c906108c SS |
1173 | For more information, type \"help\" from within GDB, or consult the\n\ |
1174 | GDB manual (available as on-line info or a printed manual).\n\ | |
defc6f8c | 1175 | "), stream); |
c16158bc JM |
1176 | if (REPORT_BUGS_TO[0] && stream == gdb_stdout) |
1177 | fprintf_unfiltered (stream, _("\ | |
1178 | Report bugs to \"%s\".\n\ | |
1179 | "), REPORT_BUGS_TO); | |
c906108c | 1180 | } |