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e2207b9a JK |
1 | /* GDB routines for supporting auto-loaded scripts. |
2 | ||
3 | Copyright (C) 2012 Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include "defs.h" | |
21 | #include "auto-load.h" | |
22 | #include "progspace.h" | |
23 | #include "python/python.h" | |
24 | #include "gdb_regex.h" | |
25 | #include "ui-out.h" | |
26 | #include "filenames.h" | |
27 | #include "command.h" | |
28 | #include "observer.h" | |
29 | #include "objfiles.h" | |
bf88dd68 JK |
30 | #include "exceptions.h" |
31 | #include "cli/cli-script.h" | |
32 | #include "gdbcmd.h" | |
33 | #include "cli/cli-decode.h" | |
34 | #include "cli/cli-setshow.h" | |
bccbefd2 JK |
35 | #include "gdb_vecs.h" |
36 | #include "readline/tilde.h" | |
37 | #include "completer.h" | |
6dea1fbd | 38 | #include "observer.h" |
bf88dd68 JK |
39 | |
40 | /* The suffix of per-objfile scripts to auto-load as non-Python command files. | |
41 | E.g. When the program loads libfoo.so, look for libfoo-gdb.gdb. */ | |
42 | #define GDB_AUTO_FILE_NAME "-gdb.gdb" | |
43 | ||
44 | static void source_gdb_script_for_objfile (struct objfile *objfile, FILE *file, | |
45 | const char *filename); | |
46 | ||
4dc84fd1 JK |
47 | /* Value of the 'set debug auto-load' configuration variable. */ |
48 | static int debug_auto_load = 0; | |
49 | ||
50 | /* "show" command for the debug_auto_load configuration variable. */ | |
51 | ||
52 | static void | |
53 | show_debug_auto_load (struct ui_file *file, int from_tty, | |
54 | struct cmd_list_element *c, const char *value) | |
55 | { | |
56 | fprintf_filtered (file, _("Debugging output for files " | |
57 | "of 'set auto-load ...' is %s.\n"), | |
58 | value); | |
59 | } | |
60 | ||
bf88dd68 JK |
61 | /* User-settable option to enable/disable auto-loading of GDB_AUTO_FILE_NAME |
62 | scripts: | |
63 | set auto-load gdb-scripts on|off | |
64 | This is true if we should auto-load associated scripts when an objfile | |
65 | is opened, false otherwise. */ | |
66 | static int auto_load_gdb_scripts = 1; | |
67 | ||
68 | /* "show" command for the auto_load_gdb_scripts configuration variable. */ | |
69 | ||
70 | static void | |
71 | show_auto_load_gdb_scripts (struct ui_file *file, int from_tty, | |
72 | struct cmd_list_element *c, const char *value) | |
73 | { | |
74 | fprintf_filtered (file, _("Auto-loading of canned sequences of commands " | |
75 | "scripts is %s.\n"), | |
76 | value); | |
77 | } | |
e2207b9a JK |
78 | |
79 | /* Internal-use flag to enable/disable auto-loading. | |
80 | This is true if we should auto-load python code when an objfile is opened, | |
81 | false otherwise. | |
82 | ||
bf88dd68 | 83 | Both auto_load_scripts && global_auto_load must be true to enable |
e2207b9a JK |
84 | auto-loading. |
85 | ||
86 | This flag exists to facilitate deferring auto-loading during start-up | |
87 | until after ./.gdbinit has been read; it may augment the search directories | |
88 | used to find the scripts. */ | |
bf88dd68 JK |
89 | int global_auto_load = 1; |
90 | ||
91 | /* Auto-load .gdbinit file from the current directory? */ | |
92 | int auto_load_local_gdbinit = 1; | |
93 | ||
94 | /* Absolute pathname to the current directory .gdbinit, if it exists. */ | |
95 | char *auto_load_local_gdbinit_pathname = NULL; | |
96 | ||
97 | /* Boolean value if AUTO_LOAD_LOCAL_GDBINIT_PATHNAME has been loaded. */ | |
98 | int auto_load_local_gdbinit_loaded = 0; | |
99 | ||
100 | /* "show" command for the auto_load_local_gdbinit configuration variable. */ | |
101 | ||
102 | static void | |
103 | show_auto_load_local_gdbinit (struct ui_file *file, int from_tty, | |
104 | struct cmd_list_element *c, const char *value) | |
105 | { | |
106 | fprintf_filtered (file, _("Auto-loading of .gdbinit script from current " | |
107 | "directory is %s.\n"), | |
108 | value); | |
109 | } | |
110 | ||
7349ff92 JK |
111 | /* Directory list from which to load auto-loaded scripts. It is not checked |
112 | for absolute paths but they are strongly recommended. It is initialized by | |
113 | _initialize_auto_load. */ | |
114 | static char *auto_load_dir; | |
115 | ||
116 | /* "set" command for the auto_load_dir configuration variable. */ | |
117 | ||
118 | static void | |
119 | set_auto_load_dir (char *args, int from_tty, struct cmd_list_element *c) | |
120 | { | |
121 | /* Setting the variable to "" resets it to the compile time defaults. */ | |
122 | if (auto_load_dir[0] == '\0') | |
123 | { | |
124 | xfree (auto_load_dir); | |
125 | auto_load_dir = xstrdup (AUTO_LOAD_DIR); | |
126 | } | |
127 | } | |
128 | ||
129 | /* "show" command for the auto_load_dir configuration variable. */ | |
130 | ||
131 | static void | |
132 | show_auto_load_dir (struct ui_file *file, int from_tty, | |
133 | struct cmd_list_element *c, const char *value) | |
134 | { | |
135 | fprintf_filtered (file, _("List of directories from which to load " | |
136 | "auto-loaded scripts is %s.\n"), | |
137 | value); | |
138 | } | |
139 | ||
bccbefd2 JK |
140 | /* Directory list safe to hold auto-loaded files. It is not checked for |
141 | absolute paths but they are strongly recommended. It is initialized by | |
142 | _initialize_auto_load. */ | |
143 | static char *auto_load_safe_path; | |
144 | ||
145 | /* Vector of directory elements of AUTO_LOAD_SAFE_PATH with each one normalized | |
146 | by tilde_expand and possibly each entries has added its gdb_realpath | |
147 | counterpart. */ | |
148 | static VEC (char_ptr) *auto_load_safe_path_vec; | |
149 | ||
150 | /* Update auto_load_safe_path_vec from current AUTO_LOAD_SAFE_PATH. */ | |
151 | ||
152 | static void | |
153 | auto_load_safe_path_vec_update (void) | |
154 | { | |
155 | VEC (char_ptr) *dir_vec = NULL; | |
156 | unsigned len; | |
157 | int ix; | |
158 | ||
4dc84fd1 JK |
159 | if (debug_auto_load) |
160 | fprintf_unfiltered (gdb_stdlog, | |
161 | _("auto-load: Updating directories of \"%s\".\n"), | |
162 | auto_load_safe_path); | |
163 | ||
bccbefd2 JK |
164 | free_char_ptr_vec (auto_load_safe_path_vec); |
165 | ||
166 | auto_load_safe_path_vec = dirnames_to_char_ptr_vec (auto_load_safe_path); | |
167 | len = VEC_length (char_ptr, auto_load_safe_path_vec); | |
168 | ||
169 | /* Apply tilde_expand and gdb_realpath to each AUTO_LOAD_SAFE_PATH_VEC | |
170 | element. */ | |
171 | for (ix = 0; ix < len; ix++) | |
172 | { | |
173 | char *dir = VEC_index (char_ptr, auto_load_safe_path_vec, ix); | |
6dea1fbd JK |
174 | char *ddir_subst, *expanded, *real_path; |
175 | ||
176 | ddir_subst = xstrdup (dir); | |
177 | substitute_path_component (&ddir_subst, "$ddir", gdb_datadir); | |
178 | expanded = tilde_expand (ddir_subst); | |
179 | xfree (ddir_subst); | |
180 | real_path = gdb_realpath (expanded); | |
bccbefd2 | 181 | |
6dea1fbd JK |
182 | /* Ensure the current entry is at least a valid path (therefore |
183 | $ddir-expanded and tilde-expanded). */ | |
bccbefd2 JK |
184 | VEC_replace (char_ptr, auto_load_safe_path_vec, ix, expanded); |
185 | ||
4dc84fd1 JK |
186 | if (debug_auto_load) |
187 | { | |
188 | if (strcmp (expanded, dir) == 0) | |
189 | fprintf_unfiltered (gdb_stdlog, | |
190 | _("auto-load: Using directory \"%s\".\n"), | |
191 | expanded); | |
192 | else | |
193 | fprintf_unfiltered (gdb_stdlog, | |
194 | _("auto-load: Resolved directory \"%s\" " | |
195 | "as \"%s\".\n"), | |
196 | dir, expanded); | |
197 | } | |
198 | xfree (dir); | |
199 | ||
bccbefd2 JK |
200 | /* If gdb_realpath returns a different content, append it. */ |
201 | if (strcmp (real_path, expanded) == 0) | |
202 | xfree (real_path); | |
203 | else | |
4dc84fd1 JK |
204 | { |
205 | VEC_safe_push (char_ptr, auto_load_safe_path_vec, real_path); | |
206 | ||
207 | if (debug_auto_load) | |
208 | fprintf_unfiltered (gdb_stdlog, | |
209 | _("auto-load: And canonicalized as \"%s\".\n"), | |
210 | real_path); | |
211 | } | |
bccbefd2 JK |
212 | } |
213 | } | |
214 | ||
6dea1fbd JK |
215 | /* Variable gdb_datadir has been set. Update content depending on $ddir. */ |
216 | ||
217 | static void | |
218 | auto_load_gdb_datadir_changed (void) | |
219 | { | |
220 | auto_load_safe_path_vec_update (); | |
221 | } | |
222 | ||
bccbefd2 JK |
223 | /* "set" command for the auto_load_safe_path configuration variable. */ |
224 | ||
225 | static void | |
226 | set_auto_load_safe_path (char *args, int from_tty, struct cmd_list_element *c) | |
227 | { | |
6dea1fbd | 228 | /* Setting the variable to "" resets it to the compile time defaults. */ |
af2c1515 JK |
229 | if (auto_load_safe_path[0] == '\0') |
230 | { | |
231 | xfree (auto_load_safe_path); | |
6dea1fbd | 232 | auto_load_safe_path = xstrdup (AUTO_LOAD_SAFE_PATH); |
af2c1515 JK |
233 | } |
234 | ||
bccbefd2 JK |
235 | auto_load_safe_path_vec_update (); |
236 | } | |
237 | ||
238 | /* "show" command for the auto_load_safe_path configuration variable. */ | |
239 | ||
240 | static void | |
241 | show_auto_load_safe_path (struct ui_file *file, int from_tty, | |
242 | struct cmd_list_element *c, const char *value) | |
243 | { | |
af2c1515 | 244 | if (strcmp (value, "/") == 0) |
bccbefd2 JK |
245 | fprintf_filtered (file, _("Auto-load files are safe to load from any " |
246 | "directory.\n")); | |
247 | else | |
248 | fprintf_filtered (file, _("List of directories from which it is safe to " | |
249 | "auto-load files is %s.\n"), | |
250 | value); | |
251 | } | |
252 | ||
253 | /* "add-auto-load-safe-path" command for the auto_load_safe_path configuration | |
254 | variable. */ | |
255 | ||
256 | static void | |
257 | add_auto_load_safe_path (char *args, int from_tty) | |
258 | { | |
259 | char *s; | |
260 | ||
261 | if (args == NULL || *args == 0) | |
262 | error (_("\ | |
af2c1515 JK |
263 | Directory argument required.\n\ |
264 | Use 'set auto-load safe-path /' for disabling the auto-load safe-path security.\ | |
265 | ")); | |
bccbefd2 JK |
266 | |
267 | s = xstrprintf ("%s%c%s", auto_load_safe_path, DIRNAME_SEPARATOR, args); | |
268 | xfree (auto_load_safe_path); | |
269 | auto_load_safe_path = s; | |
270 | ||
271 | auto_load_safe_path_vec_update (); | |
272 | } | |
273 | ||
274 | /* Return 1 if FILENAME is equal to DIR or if FILENAME belongs to the | |
275 | subdirectory DIR. Return 0 otherwise. gdb_realpath normalization is never | |
276 | done here. */ | |
277 | ||
278 | static ATTRIBUTE_PURE int | |
279 | filename_is_in_dir (const char *filename, const char *dir) | |
280 | { | |
281 | size_t dir_len = strlen (dir); | |
282 | ||
283 | while (dir_len && IS_DIR_SEPARATOR (dir[dir_len - 1])) | |
284 | dir_len--; | |
285 | ||
1ef71717 JK |
286 | /* Ensure auto_load_safe_path "/" matches any FILENAME. On MS-Windows |
287 | platform FILENAME even after gdb_realpath does not have to start with | |
288 | IS_DIR_SEPARATOR character, such as the 'C:\x.exe' filename. */ | |
289 | if (dir_len == 0) | |
290 | return 1; | |
291 | ||
bccbefd2 JK |
292 | return (filename_ncmp (dir, filename, dir_len) == 0 |
293 | && (IS_DIR_SEPARATOR (filename[dir_len]) | |
294 | || filename[dir_len] == '\0')); | |
295 | } | |
296 | ||
297 | /* Return 1 if FILENAME belongs to one of directory components of | |
298 | AUTO_LOAD_SAFE_PATH_VEC. Return 0 otherwise. | |
299 | auto_load_safe_path_vec_update is never called. | |
300 | *FILENAME_REALP may be updated by gdb_realpath of FILENAME - it has to be | |
301 | freed by the caller. */ | |
302 | ||
303 | static int | |
304 | filename_is_in_auto_load_safe_path_vec (const char *filename, | |
305 | char **filename_realp) | |
306 | { | |
307 | char *dir; | |
308 | int ix; | |
309 | ||
310 | for (ix = 0; VEC_iterate (char_ptr, auto_load_safe_path_vec, ix, dir); ++ix) | |
311 | if (*filename_realp == NULL && filename_is_in_dir (filename, dir)) | |
312 | break; | |
313 | ||
314 | if (dir == NULL) | |
315 | { | |
316 | if (*filename_realp == NULL) | |
4dc84fd1 JK |
317 | { |
318 | *filename_realp = gdb_realpath (filename); | |
319 | if (debug_auto_load && strcmp (*filename_realp, filename) != 0) | |
320 | fprintf_unfiltered (gdb_stdlog, | |
321 | _("auto-load: Resolved " | |
322 | "file \"%s\" as \"%s\".\n"), | |
323 | filename, *filename_realp); | |
324 | } | |
bccbefd2 | 325 | |
4dc84fd1 JK |
326 | if (strcmp (*filename_realp, filename) != 0) |
327 | for (ix = 0; VEC_iterate (char_ptr, auto_load_safe_path_vec, ix, dir); | |
328 | ++ix) | |
329 | if (filename_is_in_dir (*filename_realp, dir)) | |
330 | break; | |
bccbefd2 JK |
331 | } |
332 | ||
333 | if (dir != NULL) | |
4dc84fd1 JK |
334 | { |
335 | if (debug_auto_load) | |
336 | fprintf_unfiltered (gdb_stdlog, _("auto-load: File \"%s\" matches " | |
337 | "directory \"%s\".\n"), | |
338 | filename, dir); | |
339 | return 1; | |
340 | } | |
bccbefd2 JK |
341 | |
342 | return 0; | |
343 | } | |
344 | ||
345 | /* Return 1 if FILENAME is located in one of the directories of | |
346 | AUTO_LOAD_SAFE_PATH. Otherwise call warning and return 0. FILENAME does | |
347 | not have to be an absolute path. | |
348 | ||
349 | Existence of FILENAME is not checked. Function will still give a warning | |
350 | even if the caller would quietly skip non-existing file in unsafe | |
351 | directory. */ | |
352 | ||
353 | int | |
4dc84fd1 | 354 | file_is_auto_load_safe (const char *filename, const char *debug_fmt, ...) |
bccbefd2 JK |
355 | { |
356 | char *filename_real = NULL; | |
357 | struct cleanup *back_to; | |
358 | ||
4dc84fd1 JK |
359 | if (debug_auto_load) |
360 | { | |
361 | va_list debug_args; | |
362 | ||
363 | va_start (debug_args, debug_fmt); | |
364 | vfprintf_unfiltered (gdb_stdlog, debug_fmt, debug_args); | |
365 | va_end (debug_args); | |
366 | } | |
367 | ||
bccbefd2 JK |
368 | back_to = make_cleanup (free_current_contents, &filename_real); |
369 | ||
370 | if (filename_is_in_auto_load_safe_path_vec (filename, &filename_real)) | |
371 | { | |
372 | do_cleanups (back_to); | |
373 | return 1; | |
374 | } | |
375 | ||
376 | auto_load_safe_path_vec_update (); | |
377 | if (filename_is_in_auto_load_safe_path_vec (filename, &filename_real)) | |
378 | { | |
379 | do_cleanups (back_to); | |
380 | return 1; | |
381 | } | |
382 | ||
383 | warning (_("File \"%s\" auto-loading has been declined by your " | |
384 | "`auto-load safe-path' set to \"%s\"."), | |
385 | filename_real, auto_load_safe_path); | |
386 | ||
387 | do_cleanups (back_to); | |
388 | return 0; | |
389 | } | |
390 | ||
bf88dd68 JK |
391 | /* Definition of script language for GDB canned sequences of commands. */ |
392 | ||
393 | static const struct script_language script_language_gdb | |
394 | = { GDB_AUTO_FILE_NAME, source_gdb_script_for_objfile }; | |
395 | ||
396 | static void | |
397 | source_gdb_script_for_objfile (struct objfile *objfile, FILE *file, | |
398 | const char *filename) | |
399 | { | |
bccbefd2 | 400 | int is_safe; |
bf88dd68 JK |
401 | struct auto_load_pspace_info *pspace_info; |
402 | volatile struct gdb_exception e; | |
403 | ||
4dc84fd1 JK |
404 | is_safe = file_is_auto_load_safe (filename, _("auto-load: Loading canned " |
405 | "sequences of commands script " | |
406 | "\"%s\" for objfile \"%s\".\n"), | |
407 | filename, objfile->name); | |
bccbefd2 | 408 | |
bf88dd68 JK |
409 | /* Add this script to the hash table too so "info auto-load gdb-scripts" |
410 | can print it. */ | |
411 | pspace_info = get_auto_load_pspace_data_for_loading (current_program_space); | |
bccbefd2 JK |
412 | maybe_add_script (pspace_info, is_safe, filename, filename, |
413 | &script_language_gdb); | |
414 | ||
415 | if (!is_safe) | |
416 | return; | |
bf88dd68 JK |
417 | |
418 | TRY_CATCH (e, RETURN_MASK_ALL) | |
419 | { | |
420 | script_from_file (file, filename); | |
421 | } | |
422 | exception_print (gdb_stderr, e); | |
423 | } | |
e2207b9a JK |
424 | |
425 | /* For scripts specified in .debug_gdb_scripts, multiple objfiles may load | |
426 | the same script. There's no point in loading the script multiple times, | |
427 | and there can be a lot of objfiles and scripts, so we keep track of scripts | |
428 | loaded this way. */ | |
429 | ||
430 | struct auto_load_pspace_info | |
431 | { | |
432 | /* For each program space we keep track of loaded scripts. */ | |
433 | struct htab *loaded_scripts; | |
434 | ||
435 | /* Non-zero if we've issued the warning about an auto-load script not being | |
436 | found. We only want to issue this warning once. */ | |
437 | int script_not_found_warning_printed; | |
438 | }; | |
439 | ||
440 | /* Objects of this type are stored in the loaded script hash table. */ | |
441 | ||
442 | struct loaded_script | |
443 | { | |
444 | /* Name as provided by the objfile. */ | |
445 | const char *name; | |
bf88dd68 | 446 | |
e2207b9a JK |
447 | /* Full path name or NULL if script wasn't found (or was otherwise |
448 | inaccessible). */ | |
449 | const char *full_path; | |
bf88dd68 | 450 | |
bccbefd2 JK |
451 | /* Non-zero if this script has been loaded. */ |
452 | int loaded; | |
453 | ||
bf88dd68 | 454 | const struct script_language *language; |
e2207b9a JK |
455 | }; |
456 | ||
457 | /* Per-program-space data key. */ | |
458 | static const struct program_space_data *auto_load_pspace_data; | |
459 | ||
460 | static void | |
461 | auto_load_pspace_data_cleanup (struct program_space *pspace, void *arg) | |
462 | { | |
463 | struct auto_load_pspace_info *info; | |
464 | ||
465 | info = program_space_data (pspace, auto_load_pspace_data); | |
466 | if (info != NULL) | |
467 | { | |
468 | if (info->loaded_scripts) | |
469 | htab_delete (info->loaded_scripts); | |
470 | xfree (info); | |
471 | } | |
472 | } | |
473 | ||
474 | /* Get the current autoload data. If none is found yet, add it now. This | |
475 | function always returns a valid object. */ | |
476 | ||
477 | static struct auto_load_pspace_info * | |
478 | get_auto_load_pspace_data (struct program_space *pspace) | |
479 | { | |
480 | struct auto_load_pspace_info *info; | |
481 | ||
482 | info = program_space_data (pspace, auto_load_pspace_data); | |
483 | if (info == NULL) | |
484 | { | |
485 | info = XZALLOC (struct auto_load_pspace_info); | |
486 | set_program_space_data (pspace, auto_load_pspace_data, info); | |
487 | } | |
488 | ||
489 | return info; | |
490 | } | |
491 | ||
492 | /* Hash function for the loaded script hash. */ | |
493 | ||
494 | static hashval_t | |
495 | hash_loaded_script_entry (const void *data) | |
496 | { | |
497 | const struct loaded_script *e = data; | |
498 | ||
bf88dd68 | 499 | return htab_hash_string (e->name) ^ htab_hash_pointer (e->language); |
e2207b9a JK |
500 | } |
501 | ||
502 | /* Equality function for the loaded script hash. */ | |
503 | ||
504 | static int | |
505 | eq_loaded_script_entry (const void *a, const void *b) | |
506 | { | |
507 | const struct loaded_script *ea = a; | |
508 | const struct loaded_script *eb = b; | |
509 | ||
bf88dd68 | 510 | return strcmp (ea->name, eb->name) == 0 && ea->language == eb->language; |
e2207b9a JK |
511 | } |
512 | ||
513 | /* Initialize the table to track loaded scripts. | |
514 | Each entry is hashed by the full path name. */ | |
515 | ||
516 | static void | |
517 | init_loaded_scripts_info (struct auto_load_pspace_info *pspace_info) | |
518 | { | |
519 | /* Choose 31 as the starting size of the hash table, somewhat arbitrarily. | |
520 | Space for each entry is obtained with one malloc so we can free them | |
521 | easily. */ | |
522 | ||
523 | pspace_info->loaded_scripts = htab_create (31, | |
524 | hash_loaded_script_entry, | |
525 | eq_loaded_script_entry, | |
526 | xfree); | |
527 | ||
528 | pspace_info->script_not_found_warning_printed = FALSE; | |
529 | } | |
530 | ||
531 | /* Wrapper on get_auto_load_pspace_data to also allocate the hash table | |
532 | for loading scripts. */ | |
533 | ||
534 | struct auto_load_pspace_info * | |
535 | get_auto_load_pspace_data_for_loading (struct program_space *pspace) | |
536 | { | |
537 | struct auto_load_pspace_info *info; | |
538 | ||
539 | info = get_auto_load_pspace_data (pspace); | |
540 | if (info->loaded_scripts == NULL) | |
541 | init_loaded_scripts_info (info); | |
542 | ||
543 | return info; | |
544 | } | |
545 | ||
bccbefd2 JK |
546 | /* Add script NAME in LANGUAGE to hash table of PSPACE_INFO. LOADED 1 if the |
547 | script has been (is going to) be loaded, 0 otherwise (such as if it has not | |
548 | been found). FULL_PATH is NULL if the script wasn't found. The result is | |
bf88dd68 | 549 | true if the script was already in the hash table. */ |
e2207b9a JK |
550 | |
551 | int | |
bccbefd2 | 552 | maybe_add_script (struct auto_load_pspace_info *pspace_info, int loaded, |
bf88dd68 JK |
553 | const char *name, const char *full_path, |
554 | const struct script_language *language) | |
e2207b9a JK |
555 | { |
556 | struct htab *htab = pspace_info->loaded_scripts; | |
557 | struct loaded_script **slot, entry; | |
558 | int in_hash_table; | |
559 | ||
560 | entry.name = name; | |
bf88dd68 | 561 | entry.language = language; |
e2207b9a JK |
562 | slot = (struct loaded_script **) htab_find_slot (htab, &entry, INSERT); |
563 | in_hash_table = *slot != NULL; | |
564 | ||
565 | /* If this script is not in the hash table, add it. */ | |
566 | ||
567 | if (! in_hash_table) | |
568 | { | |
569 | char *p; | |
570 | ||
571 | /* Allocate all space in one chunk so it's easier to free. */ | |
572 | *slot = xmalloc (sizeof (**slot) | |
573 | + strlen (name) + 1 | |
574 | + (full_path != NULL ? (strlen (full_path) + 1) : 0)); | |
575 | p = ((char*) *slot) + sizeof (**slot); | |
576 | strcpy (p, name); | |
577 | (*slot)->name = p; | |
578 | if (full_path != NULL) | |
579 | { | |
580 | p += strlen (p) + 1; | |
581 | strcpy (p, full_path); | |
582 | (*slot)->full_path = p; | |
583 | } | |
584 | else | |
585 | (*slot)->full_path = NULL; | |
bccbefd2 | 586 | (*slot)->loaded = loaded; |
bf88dd68 | 587 | (*slot)->language = language; |
e2207b9a JK |
588 | } |
589 | ||
590 | return in_hash_table; | |
591 | } | |
592 | ||
593 | /* Clear the table of loaded section scripts. */ | |
594 | ||
595 | static void | |
596 | clear_section_scripts (void) | |
597 | { | |
598 | struct program_space *pspace = current_program_space; | |
599 | struct auto_load_pspace_info *info; | |
600 | ||
601 | info = program_space_data (pspace, auto_load_pspace_data); | |
602 | if (info != NULL && info->loaded_scripts != NULL) | |
603 | { | |
604 | htab_delete (info->loaded_scripts); | |
605 | info->loaded_scripts = NULL; | |
606 | info->script_not_found_warning_printed = FALSE; | |
607 | } | |
608 | } | |
609 | ||
bf88dd68 JK |
610 | /* Look for the auto-load script in LANGUAGE associated with OBJFILE and load |
611 | it. */ | |
e2207b9a JK |
612 | |
613 | void | |
bf88dd68 JK |
614 | auto_load_objfile_script (struct objfile *objfile, |
615 | const struct script_language *language) | |
e2207b9a JK |
616 | { |
617 | char *realname; | |
618 | char *filename, *debugfile; | |
619 | int len; | |
620 | FILE *input; | |
621 | struct cleanup *cleanups; | |
622 | ||
623 | realname = gdb_realpath (objfile->name); | |
624 | len = strlen (realname); | |
bf88dd68 | 625 | filename = xmalloc (len + strlen (language->suffix) + 1); |
e2207b9a | 626 | memcpy (filename, realname, len); |
bf88dd68 | 627 | strcpy (filename + len, language->suffix); |
e2207b9a JK |
628 | |
629 | cleanups = make_cleanup (xfree, filename); | |
630 | make_cleanup (xfree, realname); | |
631 | ||
632 | input = fopen (filename, "r"); | |
633 | debugfile = filename; | |
7349ff92 JK |
634 | if (debug_auto_load) |
635 | fprintf_unfiltered (gdb_stdlog, _("auto-load: Attempted file \"%s\" %s.\n"), | |
636 | debugfile, input ? _("exists") : _("does not exist")); | |
e2207b9a | 637 | |
b09aca3a | 638 | if (!input) |
e2207b9a | 639 | { |
b09aca3a JK |
640 | char *debugdir; |
641 | VEC (char_ptr) *debugdir_vec; | |
642 | int ix; | |
643 | ||
644 | debugdir_vec = dirnames_to_char_ptr_vec (debug_file_directory); | |
645 | make_cleanup_free_char_ptr_vec (debugdir_vec); | |
646 | ||
7349ff92 JK |
647 | if (debug_auto_load) |
648 | fprintf_unfiltered (gdb_stdlog, | |
649 | _("auto-load: Searching 'set debug-file-directory' " | |
650 | "path \"%s\".\n"), | |
651 | debug_file_directory); | |
652 | ||
b09aca3a JK |
653 | for (ix = 0; VEC_iterate (char_ptr, debugdir_vec, ix, debugdir); ++ix) |
654 | { | |
655 | /* Also try the same file in the separate debug info directory. */ | |
656 | debugfile = xmalloc (strlen (debugdir) + strlen (filename) + 1); | |
657 | strcpy (debugfile, debugdir); | |
658 | ||
659 | /* FILENAME is absolute, so we don't need a "/" here. */ | |
660 | strcat (debugfile, filename); | |
661 | ||
662 | make_cleanup (xfree, debugfile); | |
663 | input = fopen (debugfile, "r"); | |
7349ff92 JK |
664 | if (debug_auto_load) |
665 | fprintf_unfiltered (gdb_stdlog, _("auto-load: Attempted file " | |
666 | "\"%s\" %s.\n"), | |
667 | debugfile, | |
668 | input ? _("exists") : _("does not exist")); | |
b09aca3a JK |
669 | if (input != NULL) |
670 | break; | |
671 | } | |
e2207b9a JK |
672 | } |
673 | ||
7349ff92 | 674 | if (!input) |
e2207b9a | 675 | { |
7349ff92 JK |
676 | VEC (char_ptr) *vec; |
677 | int ix; | |
678 | char *dir; | |
679 | ||
e2207b9a JK |
680 | /* Also try the same file in a subdirectory of gdb's data |
681 | directory. */ | |
7349ff92 JK |
682 | |
683 | vec = dirnames_to_char_ptr_vec (auto_load_dir); | |
684 | make_cleanup_free_char_ptr_vec (vec); | |
685 | ||
686 | if (debug_auto_load) | |
687 | fprintf_unfiltered (gdb_stdlog, _("auto-load: Searching 'set auto-load " | |
688 | "scripts-directory' path \"%s\".\n"), | |
689 | auto_load_dir); | |
690 | ||
691 | for (ix = 0; VEC_iterate (char_ptr, vec, ix, dir); ++ix) | |
692 | { | |
693 | debugfile = xstrdup (dir); | |
694 | substitute_path_component (&debugfile, "$ddir", gdb_datadir); | |
695 | debugfile = xrealloc (debugfile, (strlen (debugfile) | |
696 | + strlen (filename) + 1)); | |
697 | ||
698 | /* FILENAME is absolute, so we don't need a "/" here. */ | |
699 | strcat (debugfile, filename); | |
700 | ||
701 | make_cleanup (xfree, debugfile); | |
702 | input = fopen (debugfile, "r"); | |
703 | if (debug_auto_load) | |
704 | fprintf_unfiltered (gdb_stdlog, _("auto-load: Attempted file " | |
705 | "\"%s\" %s.\n"), | |
706 | debugfile, | |
707 | input ? _("exists") : _("does not exist")); | |
708 | if (input != NULL) | |
709 | break; | |
710 | } | |
e2207b9a JK |
711 | } |
712 | ||
713 | if (input) | |
714 | { | |
e2207b9a JK |
715 | make_cleanup_fclose (input); |
716 | ||
e2207b9a JK |
717 | /* To preserve existing behaviour we don't check for whether the |
718 | script was already in the table, and always load it. | |
719 | It's highly unlikely that we'd ever load it twice, | |
720 | and these scripts are required to be idempotent under multiple | |
721 | loads anyway. */ | |
bf88dd68 | 722 | language->source_script_for_objfile (objfile, input, debugfile); |
e2207b9a JK |
723 | } |
724 | ||
725 | do_cleanups (cleanups); | |
726 | } | |
727 | ||
bf88dd68 JK |
728 | /* Load any auto-loaded scripts for OBJFILE. */ |
729 | ||
730 | void | |
731 | load_auto_scripts_for_objfile (struct objfile *objfile) | |
732 | { | |
733 | if (!global_auto_load) | |
734 | return; | |
735 | ||
736 | if (auto_load_gdb_scripts) | |
737 | auto_load_objfile_script (objfile, &script_language_gdb); | |
738 | ||
739 | gdbpy_load_auto_scripts_for_objfile (objfile); | |
740 | } | |
741 | ||
e2207b9a JK |
742 | /* This is a new_objfile observer callback to auto-load scripts. |
743 | ||
744 | Two flavors of auto-loaded scripts are supported. | |
745 | 1) based on the path to the objfile | |
746 | 2) from .debug_gdb_scripts section */ | |
747 | ||
748 | static void | |
749 | auto_load_new_objfile (struct objfile *objfile) | |
750 | { | |
751 | if (!objfile) | |
752 | { | |
753 | /* OBJFILE is NULL when loading a new "main" symbol-file. */ | |
754 | clear_section_scripts (); | |
755 | return; | |
756 | } | |
757 | ||
758 | load_auto_scripts_for_objfile (objfile); | |
759 | } | |
760 | ||
761 | /* Collect scripts to be printed in a vec. */ | |
762 | ||
763 | typedef struct loaded_script *loaded_script_ptr; | |
764 | DEF_VEC_P (loaded_script_ptr); | |
765 | ||
bf88dd68 JK |
766 | struct collect_matching_scripts_data |
767 | { | |
768 | VEC (loaded_script_ptr) **scripts_p; | |
769 | ||
770 | const struct script_language *language; | |
771 | }; | |
772 | ||
e2207b9a JK |
773 | /* Traversal function for htab_traverse. |
774 | Collect the entry if it matches the regexp. */ | |
775 | ||
776 | static int | |
777 | collect_matching_scripts (void **slot, void *info) | |
778 | { | |
779 | struct loaded_script *script = *slot; | |
bf88dd68 | 780 | struct collect_matching_scripts_data *data = info; |
e2207b9a | 781 | |
bf88dd68 JK |
782 | if (script->language == data->language && re_exec (script->name)) |
783 | VEC_safe_push (loaded_script_ptr, *data->scripts_p, script); | |
e2207b9a JK |
784 | |
785 | return 1; | |
786 | } | |
787 | ||
788 | /* Print SCRIPT. */ | |
789 | ||
790 | static void | |
791 | print_script (struct loaded_script *script) | |
792 | { | |
793 | struct ui_out *uiout = current_uiout; | |
794 | struct cleanup *chain; | |
795 | ||
796 | chain = make_cleanup_ui_out_tuple_begin_end (uiout, NULL); | |
797 | ||
bccbefd2 | 798 | ui_out_field_string (uiout, "loaded", script->loaded ? "Yes" : "No"); |
e2207b9a JK |
799 | ui_out_field_string (uiout, "script", script->name); |
800 | ui_out_text (uiout, "\n"); | |
801 | ||
802 | /* If the name isn't the full path, print it too. */ | |
803 | if (script->full_path != NULL | |
804 | && strcmp (script->name, script->full_path) != 0) | |
805 | { | |
806 | ui_out_text (uiout, "\tfull name: "); | |
807 | ui_out_field_string (uiout, "full_path", script->full_path); | |
808 | ui_out_text (uiout, "\n"); | |
809 | } | |
810 | ||
811 | do_cleanups (chain); | |
812 | } | |
813 | ||
814 | /* Helper for info_auto_load_scripts to sort the scripts by name. */ | |
815 | ||
816 | static int | |
817 | sort_scripts_by_name (const void *ap, const void *bp) | |
818 | { | |
819 | const struct loaded_script *a = *(const struct loaded_script **) ap; | |
820 | const struct loaded_script *b = *(const struct loaded_script **) bp; | |
821 | ||
822 | return FILENAME_CMP (a->name, b->name); | |
823 | } | |
824 | ||
bf88dd68 JK |
825 | /* Special internal GDB value of auto_load_info_scripts's PATTERN identify |
826 | the "info auto-load XXX" command has been executed through the general | |
827 | "info auto-load" invocation. Extra newline will be printed if needed. */ | |
828 | char auto_load_info_scripts_pattern_nl[] = ""; | |
e2207b9a | 829 | |
bf88dd68 JK |
830 | /* Implementation for "info auto-load gdb-scripts" |
831 | (and "info auto-load python-scripts"). List scripts in LANGUAGE matching | |
832 | PATTERN. FROM_TTY is the usual GDB boolean for user interactivity. */ | |
833 | ||
834 | void | |
835 | auto_load_info_scripts (char *pattern, int from_tty, | |
836 | const struct script_language *language) | |
e2207b9a JK |
837 | { |
838 | struct ui_out *uiout = current_uiout; | |
839 | struct auto_load_pspace_info *pspace_info; | |
840 | struct cleanup *script_chain; | |
841 | VEC (loaded_script_ptr) *scripts; | |
842 | int nr_scripts; | |
843 | ||
844 | dont_repeat (); | |
845 | ||
846 | pspace_info = get_auto_load_pspace_data (current_program_space); | |
847 | ||
848 | if (pattern && *pattern) | |
849 | { | |
850 | char *re_err = re_comp (pattern); | |
851 | ||
852 | if (re_err) | |
853 | error (_("Invalid regexp: %s"), re_err); | |
854 | } | |
855 | else | |
856 | { | |
857 | re_comp (""); | |
858 | } | |
859 | ||
860 | /* We need to know the number of rows before we build the table. | |
861 | Plus we want to sort the scripts by name. | |
862 | So first traverse the hash table collecting the matching scripts. */ | |
863 | ||
864 | scripts = VEC_alloc (loaded_script_ptr, 10); | |
865 | script_chain = make_cleanup (VEC_cleanup (loaded_script_ptr), &scripts); | |
866 | ||
867 | if (pspace_info != NULL && pspace_info->loaded_scripts != NULL) | |
868 | { | |
bf88dd68 JK |
869 | struct collect_matching_scripts_data data = { &scripts, language }; |
870 | ||
e2207b9a JK |
871 | immediate_quit++; |
872 | /* Pass a pointer to scripts as VEC_safe_push can realloc space. */ | |
873 | htab_traverse_noresize (pspace_info->loaded_scripts, | |
bf88dd68 | 874 | collect_matching_scripts, &data); |
e2207b9a JK |
875 | immediate_quit--; |
876 | } | |
877 | ||
878 | nr_scripts = VEC_length (loaded_script_ptr, scripts); | |
bf88dd68 JK |
879 | |
880 | /* Table header shifted right by preceding "gdb-scripts: " would not match | |
881 | its columns. */ | |
882 | if (nr_scripts > 0 && pattern == auto_load_info_scripts_pattern_nl) | |
883 | ui_out_text (uiout, "\n"); | |
884 | ||
e2207b9a JK |
885 | make_cleanup_ui_out_table_begin_end (uiout, 2, nr_scripts, |
886 | "AutoLoadedScriptsTable"); | |
887 | ||
888 | ui_out_table_header (uiout, 7, ui_left, "loaded", "Loaded"); | |
889 | ui_out_table_header (uiout, 70, ui_left, "script", "Script"); | |
890 | ui_out_table_body (uiout); | |
891 | ||
892 | if (nr_scripts > 0) | |
893 | { | |
894 | int i; | |
895 | loaded_script_ptr script; | |
896 | ||
897 | qsort (VEC_address (loaded_script_ptr, scripts), | |
898 | VEC_length (loaded_script_ptr, scripts), | |
899 | sizeof (loaded_script_ptr), sort_scripts_by_name); | |
900 | for (i = 0; VEC_iterate (loaded_script_ptr, scripts, i, script); ++i) | |
901 | print_script (script); | |
902 | } | |
903 | ||
904 | do_cleanups (script_chain); | |
905 | ||
906 | if (nr_scripts == 0) | |
907 | { | |
908 | if (pattern && *pattern) | |
909 | ui_out_message (uiout, 0, "No auto-load scripts matching %s.\n", | |
910 | pattern); | |
911 | else | |
912 | ui_out_message (uiout, 0, "No auto-load scripts.\n"); | |
913 | } | |
914 | } | |
915 | ||
bf88dd68 JK |
916 | /* Wrapper for "info auto-load gdb-scripts". */ |
917 | ||
918 | static void | |
919 | info_auto_load_gdb_scripts (char *pattern, int from_tty) | |
920 | { | |
921 | auto_load_info_scripts (pattern, from_tty, &script_language_gdb); | |
922 | } | |
923 | ||
924 | /* Implement 'info auto-load local-gdbinit'. */ | |
925 | ||
926 | static void | |
927 | info_auto_load_local_gdbinit (char *args, int from_tty) | |
928 | { | |
929 | if (auto_load_local_gdbinit_pathname == NULL) | |
930 | printf_filtered (_("Local .gdbinit file was not found.\n")); | |
931 | else if (auto_load_local_gdbinit_loaded) | |
932 | printf_filtered (_("Local .gdbinit file \"%s\" has been loaded.\n"), | |
933 | auto_load_local_gdbinit_pathname); | |
934 | else | |
935 | printf_filtered (_("Local .gdbinit file \"%s\" has not been loaded.\n"), | |
936 | auto_load_local_gdbinit_pathname); | |
937 | } | |
938 | ||
e2207b9a JK |
939 | /* Return non-zero if SCRIPT_NOT_FOUND_WARNING_PRINTED of PSPACE_INFO was unset |
940 | before calling this function. Always set SCRIPT_NOT_FOUND_WARNING_PRINTED | |
941 | of PSPACE_INFO. */ | |
942 | ||
943 | int | |
944 | script_not_found_warning_print (struct auto_load_pspace_info *pspace_info) | |
945 | { | |
946 | int retval = !pspace_info->script_not_found_warning_printed; | |
947 | ||
948 | pspace_info->script_not_found_warning_printed = 1; | |
949 | ||
950 | return retval; | |
951 | } | |
952 | ||
bf88dd68 JK |
953 | /* The only valid "set auto-load" argument is off|0|no|disable. */ |
954 | ||
955 | static void | |
956 | set_auto_load_cmd (char *args, int from_tty) | |
957 | { | |
958 | struct cmd_list_element *list; | |
959 | size_t length; | |
960 | ||
961 | /* See parse_binary_operation in use by the sub-commands. */ | |
962 | ||
963 | length = args ? strlen (args) : 0; | |
964 | ||
965 | while (length > 0 && (args[length - 1] == ' ' || args[length - 1] == '\t')) | |
966 | length--; | |
967 | ||
968 | if (length == 0 || (strncmp (args, "off", length) != 0 | |
969 | && strncmp (args, "0", length) != 0 | |
970 | && strncmp (args, "no", length) != 0 | |
971 | && strncmp (args, "disable", length) != 0)) | |
972 | error (_("Valid is only global 'set auto-load no'; " | |
973 | "otherwise check the auto-load sub-commands.")); | |
974 | ||
975 | for (list = *auto_load_set_cmdlist_get (); list != NULL; list = list->next) | |
976 | if (list->var_type == var_boolean) | |
977 | { | |
978 | gdb_assert (list->type == set_cmd); | |
979 | do_setshow_command (args, from_tty, list); | |
980 | } | |
981 | } | |
982 | ||
983 | /* Initialize "set auto-load " commands prefix and return it. */ | |
984 | ||
985 | struct cmd_list_element ** | |
986 | auto_load_set_cmdlist_get (void) | |
987 | { | |
988 | static struct cmd_list_element *retval; | |
989 | ||
990 | if (retval == NULL) | |
991 | add_prefix_cmd ("auto-load", class_maintenance, set_auto_load_cmd, _("\ | |
992 | Auto-loading specific settings.\n\ | |
993 | Configure various auto-load-specific variables such as\n\ | |
994 | automatic loading of Python scripts."), | |
995 | &retval, "set auto-load ", | |
996 | 1/*allow-unknown*/, &setlist); | |
997 | ||
998 | return &retval; | |
999 | } | |
1000 | ||
1001 | /* Command "show auto-load" displays summary of all the current | |
1002 | "show auto-load " settings. */ | |
1003 | ||
1004 | static void | |
1005 | show_auto_load_cmd (char *args, int from_tty) | |
1006 | { | |
1007 | cmd_show_list (*auto_load_show_cmdlist_get (), from_tty, ""); | |
1008 | } | |
1009 | ||
1010 | /* Initialize "show auto-load " commands prefix and return it. */ | |
1011 | ||
1012 | struct cmd_list_element ** | |
1013 | auto_load_show_cmdlist_get (void) | |
1014 | { | |
1015 | static struct cmd_list_element *retval; | |
1016 | ||
1017 | if (retval == NULL) | |
1018 | add_prefix_cmd ("auto-load", class_maintenance, show_auto_load_cmd, _("\ | |
1019 | Show auto-loading specific settings.\n\ | |
1020 | Show configuration of various auto-load-specific variables such as\n\ | |
1021 | automatic loading of Python scripts."), | |
1022 | &retval, "show auto-load ", | |
1023 | 0/*allow-unknown*/, &showlist); | |
1024 | ||
1025 | return &retval; | |
1026 | } | |
1027 | ||
1028 | /* Command "info auto-load" displays whether the various auto-load files have | |
1029 | been loaded. This is reimplementation of cmd_show_list which inserts | |
1030 | newlines at proper places. */ | |
1031 | ||
1032 | static void | |
1033 | info_auto_load_cmd (char *args, int from_tty) | |
1034 | { | |
1035 | struct cmd_list_element *list; | |
1036 | struct cleanup *infolist_chain; | |
1037 | struct ui_out *uiout = current_uiout; | |
1038 | ||
1039 | infolist_chain = make_cleanup_ui_out_tuple_begin_end (uiout, "infolist"); | |
1040 | ||
1041 | for (list = *auto_load_info_cmdlist_get (); list != NULL; list = list->next) | |
1042 | { | |
1043 | struct cleanup *option_chain | |
1044 | = make_cleanup_ui_out_tuple_begin_end (uiout, "option"); | |
1045 | ||
1046 | gdb_assert (!list->prefixlist); | |
1047 | gdb_assert (list->type == not_set_cmd); | |
1048 | ||
1049 | ui_out_field_string (uiout, "name", list->name); | |
1050 | ui_out_text (uiout, ": "); | |
1051 | cmd_func (list, auto_load_info_scripts_pattern_nl, from_tty); | |
1052 | ||
1053 | /* Close the tuple. */ | |
1054 | do_cleanups (option_chain); | |
1055 | } | |
1056 | ||
1057 | /* Close the tuple. */ | |
1058 | do_cleanups (infolist_chain); | |
1059 | } | |
1060 | ||
1061 | /* Initialize "info auto-load " commands prefix and return it. */ | |
1062 | ||
1063 | struct cmd_list_element ** | |
1064 | auto_load_info_cmdlist_get (void) | |
1065 | { | |
1066 | static struct cmd_list_element *retval; | |
1067 | ||
1068 | if (retval == NULL) | |
1069 | add_prefix_cmd ("auto-load", class_info, info_auto_load_cmd, _("\ | |
1070 | Print current status of auto-loaded files.\n\ | |
1071 | Print whether various files like Python scripts or .gdbinit files have been\n\ | |
1072 | found and/or loaded."), | |
1073 | &retval, "info auto-load ", | |
1074 | 0/*allow-unknown*/, &infolist); | |
1075 | ||
1076 | return &retval; | |
1077 | } | |
1078 | ||
e2207b9a JK |
1079 | void _initialize_auto_load (void); |
1080 | ||
1081 | void | |
1082 | _initialize_auto_load (void) | |
1083 | { | |
bccbefd2 JK |
1084 | struct cmd_list_element *cmd; |
1085 | ||
e2207b9a JK |
1086 | auto_load_pspace_data |
1087 | = register_program_space_data_with_cleanup (auto_load_pspace_data_cleanup); | |
1088 | ||
1089 | observer_attach_new_objfile (auto_load_new_objfile); | |
1090 | ||
bf88dd68 JK |
1091 | add_setshow_boolean_cmd ("gdb-scripts", class_support, |
1092 | &auto_load_gdb_scripts, _("\ | |
1093 | Enable or disable auto-loading of canned sequences of commands scripts."), _("\ | |
1094 | Show whether auto-loading of canned sequences of commands scripts is enabled."), | |
1095 | _("\ | |
1096 | If enabled, canned sequences of commands are loaded when the debugger reads\n\ | |
1097 | an executable or shared library.\n\ | |
1098 | This options has security implications for untrusted inferiors."), | |
1099 | NULL, show_auto_load_gdb_scripts, | |
1100 | auto_load_set_cmdlist_get (), | |
1101 | auto_load_show_cmdlist_get ()); | |
1102 | ||
1103 | add_cmd ("gdb-scripts", class_info, info_auto_load_gdb_scripts, | |
1104 | _("Print the list of automatically loaded sequences of commands.\n\ | |
1105 | Usage: info auto-load gdb-scripts [REGEXP]"), | |
1106 | auto_load_info_cmdlist_get ()); | |
1107 | ||
1108 | add_setshow_boolean_cmd ("local-gdbinit", class_support, | |
1109 | &auto_load_local_gdbinit, _("\ | |
1110 | Enable or disable auto-loading of .gdbinit script in current directory."), _("\ | |
1111 | Show whether auto-loading .gdbinit script in current directory is enabled."), | |
1112 | _("\ | |
1113 | If enabled, canned sequences of commands are loaded when debugger starts\n\ | |
1114 | from .gdbinit file in current directory. Such files are deprecated,\n\ | |
1115 | use a script associated with inferior executable file instead.\n\ | |
1116 | This options has security implications for untrusted inferiors."), | |
1117 | NULL, show_auto_load_local_gdbinit, | |
1118 | auto_load_set_cmdlist_get (), | |
1119 | auto_load_show_cmdlist_get ()); | |
1120 | ||
1121 | add_cmd ("local-gdbinit", class_info, info_auto_load_local_gdbinit, | |
1122 | _("Print whether current directory .gdbinit file has been loaded.\n\ | |
1123 | Usage: info auto-load local-gdbinit"), | |
1124 | auto_load_info_cmdlist_get ()); | |
bccbefd2 | 1125 | |
7349ff92 JK |
1126 | auto_load_dir = xstrdup (AUTO_LOAD_DIR); |
1127 | add_setshow_optional_filename_cmd ("scripts-directory", class_support, | |
1128 | &auto_load_dir, _("\ | |
1129 | Set the list of directories from which to load auto-loaded scripts."), _("\ | |
1130 | Show the list of directories from which to load auto-loaded scripts."), _("\ | |
1131 | Automatically loaded Python scripts and GDB scripts are located in one of the\n\ | |
1132 | directories listed by this option. This option is ignored for the kinds of\n\ | |
1133 | scripts having 'set auto-load ... off'. Directories listed here need to be\n\ | |
1134 | present also in the 'set auto-load safe-path' option."), | |
1135 | set_auto_load_dir, show_auto_load_dir, | |
1136 | auto_load_set_cmdlist_get (), | |
1137 | auto_load_show_cmdlist_get ()); | |
1138 | ||
6dea1fbd | 1139 | auto_load_safe_path = xstrdup (AUTO_LOAD_SAFE_PATH); |
bccbefd2 JK |
1140 | auto_load_safe_path_vec_update (); |
1141 | add_setshow_optional_filename_cmd ("safe-path", class_support, | |
1142 | &auto_load_safe_path, _("\ | |
1143 | Set the list of directories from which it is safe to auto-load files."), _("\ | |
1144 | Show the list of directories from which it is safe to auto-load files."), _("\ | |
1145 | Various files loaded automatically for the 'set auto-load ...' options must\n\ | |
1146 | be located in one of the directories listed by this option. Warning will be\n\ | |
af2c1515 JK |
1147 | printed and file will not be used otherwise.\n\ |
1148 | Setting this parameter to an empty list resets it to its default value.\n\ | |
1149 | Setting this parameter to '/' (without the quotes) allows any file\n\ | |
1150 | for the 'set auto-load ...' options.\n\ | |
bccbefd2 JK |
1151 | This option is ignored for the kinds of files having 'set auto-load ... off'.\n\ |
1152 | This options has security implications for untrusted inferiors."), | |
1153 | set_auto_load_safe_path, | |
1154 | show_auto_load_safe_path, | |
1155 | auto_load_set_cmdlist_get (), | |
1156 | auto_load_show_cmdlist_get ()); | |
6dea1fbd | 1157 | observer_attach_gdb_datadir_changed (auto_load_gdb_datadir_changed); |
bccbefd2 JK |
1158 | |
1159 | cmd = add_cmd ("add-auto-load-safe-path", class_support, | |
1160 | add_auto_load_safe_path, | |
1161 | _("Add entries to the list of directories from which it is safe " | |
1162 | "to auto-load files.\n\ | |
1163 | See the commands 'set auto-load safe-path' and 'show auto-load safe-path' to\n\ | |
1164 | access the current full list setting."), | |
1165 | &cmdlist); | |
1166 | set_cmd_completer (cmd, filename_completer); | |
4dc84fd1 JK |
1167 | |
1168 | add_setshow_boolean_cmd ("auto-load", class_maintenance, | |
1169 | &debug_auto_load, _("\ | |
1170 | Set auto-load verifications debugging."), _("\ | |
1171 | Show auto-load verifications debugging."), _("\ | |
1172 | When non-zero, debugging output for files of 'set auto-load ...'\n\ | |
1173 | is displayed."), | |
1174 | NULL, show_debug_auto_load, | |
1175 | &setdebuglist, &showdebuglist); | |
e2207b9a | 1176 | } |