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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" |
202cbf1c | 39 | #include "fnmatch.h" |
bf88dd68 JK |
40 | |
41 | /* The suffix of per-objfile scripts to auto-load as non-Python command files. | |
42 | E.g. When the program loads libfoo.so, look for libfoo-gdb.gdb. */ | |
43 | #define GDB_AUTO_FILE_NAME "-gdb.gdb" | |
44 | ||
45 | static void source_gdb_script_for_objfile (struct objfile *objfile, FILE *file, | |
46 | const char *filename); | |
47 | ||
4dc84fd1 JK |
48 | /* Value of the 'set debug auto-load' configuration variable. */ |
49 | static int debug_auto_load = 0; | |
50 | ||
51 | /* "show" command for the debug_auto_load configuration variable. */ | |
52 | ||
53 | static void | |
54 | show_debug_auto_load (struct ui_file *file, int from_tty, | |
55 | struct cmd_list_element *c, const char *value) | |
56 | { | |
57 | fprintf_filtered (file, _("Debugging output for files " | |
58 | "of 'set auto-load ...' is %s.\n"), | |
59 | value); | |
60 | } | |
61 | ||
bf88dd68 JK |
62 | /* User-settable option to enable/disable auto-loading of GDB_AUTO_FILE_NAME |
63 | scripts: | |
64 | set auto-load gdb-scripts on|off | |
65 | This is true if we should auto-load associated scripts when an objfile | |
66 | is opened, false otherwise. */ | |
67 | static int auto_load_gdb_scripts = 1; | |
68 | ||
69 | /* "show" command for the auto_load_gdb_scripts configuration variable. */ | |
70 | ||
71 | static void | |
72 | show_auto_load_gdb_scripts (struct ui_file *file, int from_tty, | |
73 | struct cmd_list_element *c, const char *value) | |
74 | { | |
75 | fprintf_filtered (file, _("Auto-loading of canned sequences of commands " | |
76 | "scripts is %s.\n"), | |
77 | value); | |
78 | } | |
e2207b9a JK |
79 | |
80 | /* Internal-use flag to enable/disable auto-loading. | |
81 | This is true if we should auto-load python code when an objfile is opened, | |
82 | false otherwise. | |
83 | ||
bf88dd68 | 84 | Both auto_load_scripts && global_auto_load must be true to enable |
e2207b9a JK |
85 | auto-loading. |
86 | ||
87 | This flag exists to facilitate deferring auto-loading during start-up | |
88 | until after ./.gdbinit has been read; it may augment the search directories | |
89 | used to find the scripts. */ | |
bf88dd68 JK |
90 | int global_auto_load = 1; |
91 | ||
92 | /* Auto-load .gdbinit file from the current directory? */ | |
93 | int auto_load_local_gdbinit = 1; | |
94 | ||
95 | /* Absolute pathname to the current directory .gdbinit, if it exists. */ | |
96 | char *auto_load_local_gdbinit_pathname = NULL; | |
97 | ||
98 | /* Boolean value if AUTO_LOAD_LOCAL_GDBINIT_PATHNAME has been loaded. */ | |
99 | int auto_load_local_gdbinit_loaded = 0; | |
100 | ||
101 | /* "show" command for the auto_load_local_gdbinit configuration variable. */ | |
102 | ||
103 | static void | |
104 | show_auto_load_local_gdbinit (struct ui_file *file, int from_tty, | |
105 | struct cmd_list_element *c, const char *value) | |
106 | { | |
107 | fprintf_filtered (file, _("Auto-loading of .gdbinit script from current " | |
108 | "directory is %s.\n"), | |
109 | value); | |
110 | } | |
111 | ||
7349ff92 JK |
112 | /* Directory list from which to load auto-loaded scripts. It is not checked |
113 | for absolute paths but they are strongly recommended. It is initialized by | |
114 | _initialize_auto_load. */ | |
115 | static char *auto_load_dir; | |
116 | ||
117 | /* "set" command for the auto_load_dir configuration variable. */ | |
118 | ||
119 | static void | |
120 | set_auto_load_dir (char *args, int from_tty, struct cmd_list_element *c) | |
121 | { | |
122 | /* Setting the variable to "" resets it to the compile time defaults. */ | |
123 | if (auto_load_dir[0] == '\0') | |
124 | { | |
125 | xfree (auto_load_dir); | |
126 | auto_load_dir = xstrdup (AUTO_LOAD_DIR); | |
127 | } | |
128 | } | |
129 | ||
130 | /* "show" command for the auto_load_dir configuration variable. */ | |
131 | ||
132 | static void | |
133 | show_auto_load_dir (struct ui_file *file, int from_tty, | |
134 | struct cmd_list_element *c, const char *value) | |
135 | { | |
136 | fprintf_filtered (file, _("List of directories from which to load " | |
137 | "auto-loaded scripts is %s.\n"), | |
138 | value); | |
139 | } | |
140 | ||
bccbefd2 JK |
141 | /* Directory list safe to hold auto-loaded files. It is not checked for |
142 | absolute paths but they are strongly recommended. It is initialized by | |
143 | _initialize_auto_load. */ | |
144 | static char *auto_load_safe_path; | |
145 | ||
146 | /* Vector of directory elements of AUTO_LOAD_SAFE_PATH with each one normalized | |
147 | by tilde_expand and possibly each entries has added its gdb_realpath | |
148 | counterpart. */ | |
149 | static VEC (char_ptr) *auto_load_safe_path_vec; | |
150 | ||
1564a261 JK |
151 | /* Expand $datadir and $debugdir in STRING according to the rules of |
152 | substitute_path_component. Return vector from dirnames_to_char_ptr_vec, | |
153 | this vector must be freed by free_char_ptr_vec by the caller. */ | |
154 | ||
155 | static VEC (char_ptr) * | |
156 | auto_load_expand_dir_vars (const char *string) | |
157 | { | |
158 | VEC (char_ptr) *dir_vec; | |
159 | char *s; | |
160 | ||
161 | s = xstrdup (string); | |
162 | substitute_path_component (&s, "$datadir", gdb_datadir); | |
163 | substitute_path_component (&s, "$debugdir", debug_file_directory); | |
164 | ||
165 | if (debug_auto_load && strcmp (s, string) != 0) | |
166 | fprintf_unfiltered (gdb_stdlog, | |
167 | _("auto-load: Expanded $-variables to \"%s\".\n"), s); | |
168 | ||
169 | dir_vec = dirnames_to_char_ptr_vec (s); | |
170 | xfree(s); | |
171 | ||
172 | return dir_vec; | |
173 | } | |
174 | ||
bccbefd2 JK |
175 | /* Update auto_load_safe_path_vec from current AUTO_LOAD_SAFE_PATH. */ |
176 | ||
177 | static void | |
178 | auto_load_safe_path_vec_update (void) | |
179 | { | |
180 | VEC (char_ptr) *dir_vec = NULL; | |
181 | unsigned len; | |
182 | int ix; | |
183 | ||
4dc84fd1 JK |
184 | if (debug_auto_load) |
185 | fprintf_unfiltered (gdb_stdlog, | |
186 | _("auto-load: Updating directories of \"%s\".\n"), | |
187 | auto_load_safe_path); | |
188 | ||
bccbefd2 JK |
189 | free_char_ptr_vec (auto_load_safe_path_vec); |
190 | ||
1564a261 | 191 | auto_load_safe_path_vec = auto_load_expand_dir_vars (auto_load_safe_path); |
bccbefd2 JK |
192 | len = VEC_length (char_ptr, auto_load_safe_path_vec); |
193 | ||
194 | /* Apply tilde_expand and gdb_realpath to each AUTO_LOAD_SAFE_PATH_VEC | |
195 | element. */ | |
196 | for (ix = 0; ix < len; ix++) | |
197 | { | |
198 | char *dir = VEC_index (char_ptr, auto_load_safe_path_vec, ix); | |
1564a261 JK |
199 | char *expanded = tilde_expand (dir); |
200 | char *real_path = gdb_realpath (expanded); | |
bccbefd2 | 201 | |
1564a261 | 202 | /* Ensure the current entry is at least tilde_expand-ed. */ |
bccbefd2 JK |
203 | VEC_replace (char_ptr, auto_load_safe_path_vec, ix, expanded); |
204 | ||
4dc84fd1 JK |
205 | if (debug_auto_load) |
206 | { | |
207 | if (strcmp (expanded, dir) == 0) | |
208 | fprintf_unfiltered (gdb_stdlog, | |
209 | _("auto-load: Using directory \"%s\".\n"), | |
210 | expanded); | |
211 | else | |
212 | fprintf_unfiltered (gdb_stdlog, | |
213 | _("auto-load: Resolved directory \"%s\" " | |
214 | "as \"%s\".\n"), | |
215 | dir, expanded); | |
216 | } | |
217 | xfree (dir); | |
218 | ||
bccbefd2 JK |
219 | /* If gdb_realpath returns a different content, append it. */ |
220 | if (strcmp (real_path, expanded) == 0) | |
221 | xfree (real_path); | |
222 | else | |
4dc84fd1 JK |
223 | { |
224 | VEC_safe_push (char_ptr, auto_load_safe_path_vec, real_path); | |
225 | ||
226 | if (debug_auto_load) | |
227 | fprintf_unfiltered (gdb_stdlog, | |
228 | _("auto-load: And canonicalized as \"%s\".\n"), | |
229 | real_path); | |
230 | } | |
bccbefd2 JK |
231 | } |
232 | } | |
233 | ||
aff139ff | 234 | /* Variable gdb_datadir has been set. Update content depending on $datadir. */ |
6dea1fbd JK |
235 | |
236 | static void | |
237 | auto_load_gdb_datadir_changed (void) | |
238 | { | |
239 | auto_load_safe_path_vec_update (); | |
240 | } | |
241 | ||
bccbefd2 JK |
242 | /* "set" command for the auto_load_safe_path configuration variable. */ |
243 | ||
244 | static void | |
245 | set_auto_load_safe_path (char *args, int from_tty, struct cmd_list_element *c) | |
246 | { | |
6dea1fbd | 247 | /* Setting the variable to "" resets it to the compile time defaults. */ |
af2c1515 JK |
248 | if (auto_load_safe_path[0] == '\0') |
249 | { | |
250 | xfree (auto_load_safe_path); | |
6dea1fbd | 251 | auto_load_safe_path = xstrdup (AUTO_LOAD_SAFE_PATH); |
af2c1515 JK |
252 | } |
253 | ||
bccbefd2 JK |
254 | auto_load_safe_path_vec_update (); |
255 | } | |
256 | ||
257 | /* "show" command for the auto_load_safe_path configuration variable. */ | |
258 | ||
259 | static void | |
260 | show_auto_load_safe_path (struct ui_file *file, int from_tty, | |
261 | struct cmd_list_element *c, const char *value) | |
262 | { | |
f7bfa992 JK |
263 | const char *cs; |
264 | ||
265 | /* Check if user has entered either "/" or for example ":". | |
266 | But while more complicate content like ":/foo" would still also | |
267 | permit any location do not hide those. */ | |
268 | ||
269 | for (cs = value; *cs && (*cs == DIRNAME_SEPARATOR || IS_DIR_SEPARATOR (*cs)); | |
270 | cs++); | |
271 | if (*cs == 0) | |
bccbefd2 JK |
272 | fprintf_filtered (file, _("Auto-load files are safe to load from any " |
273 | "directory.\n")); | |
274 | else | |
275 | fprintf_filtered (file, _("List of directories from which it is safe to " | |
276 | "auto-load files is %s.\n"), | |
277 | value); | |
278 | } | |
279 | ||
280 | /* "add-auto-load-safe-path" command for the auto_load_safe_path configuration | |
281 | variable. */ | |
282 | ||
283 | static void | |
284 | add_auto_load_safe_path (char *args, int from_tty) | |
285 | { | |
286 | char *s; | |
287 | ||
288 | if (args == NULL || *args == 0) | |
289 | error (_("\ | |
af2c1515 JK |
290 | Directory argument required.\n\ |
291 | Use 'set auto-load safe-path /' for disabling the auto-load safe-path security.\ | |
292 | ")); | |
bccbefd2 JK |
293 | |
294 | s = xstrprintf ("%s%c%s", auto_load_safe_path, DIRNAME_SEPARATOR, args); | |
295 | xfree (auto_load_safe_path); | |
296 | auto_load_safe_path = s; | |
297 | ||
298 | auto_load_safe_path_vec_update (); | |
299 | } | |
300 | ||
202cbf1c JK |
301 | /* Implementation for filename_is_in_pattern overwriting the caller's FILENAME |
302 | and PATTERN. */ | |
bccbefd2 | 303 | |
202cbf1c JK |
304 | static int |
305 | filename_is_in_pattern_1 (char *filename, char *pattern) | |
bccbefd2 | 306 | { |
202cbf1c JK |
307 | size_t pattern_len = strlen (pattern); |
308 | size_t filename_len = strlen (filename); | |
309 | ||
310 | if (debug_auto_load) | |
311 | fprintf_unfiltered (gdb_stdlog, _("auto-load: Matching file \"%s\" " | |
312 | "to pattern \"%s\"\n"), | |
313 | filename, pattern); | |
bccbefd2 | 314 | |
202cbf1c JK |
315 | /* Trim trailing slashes ("/") from PATTERN. Even for "d:\" paths as |
316 | trailing slashes are trimmed also from FILENAME it still matches | |
317 | correctly. */ | |
318 | while (pattern_len && IS_DIR_SEPARATOR (pattern[pattern_len - 1])) | |
319 | pattern_len--; | |
320 | pattern[pattern_len] = '\0'; | |
bccbefd2 | 321 | |
1ef71717 JK |
322 | /* Ensure auto_load_safe_path "/" matches any FILENAME. On MS-Windows |
323 | platform FILENAME even after gdb_realpath does not have to start with | |
324 | IS_DIR_SEPARATOR character, such as the 'C:\x.exe' filename. */ | |
202cbf1c JK |
325 | if (pattern_len == 0) |
326 | { | |
327 | if (debug_auto_load) | |
328 | fprintf_unfiltered (gdb_stdlog, | |
329 | _("auto-load: Matched - empty pattern\n")); | |
330 | return 1; | |
331 | } | |
332 | ||
333 | for (;;) | |
334 | { | |
335 | /* Trim trailing slashes ("/"). PATTERN also has slashes trimmed the | |
336 | same way so they will match. */ | |
337 | while (filename_len && IS_DIR_SEPARATOR (filename[filename_len - 1])) | |
338 | filename_len--; | |
339 | filename[filename_len] = '\0'; | |
340 | if (filename_len == 0) | |
341 | { | |
342 | if (debug_auto_load) | |
343 | fprintf_unfiltered (gdb_stdlog, | |
344 | _("auto-load: Not matched - pattern \"%s\".\n"), | |
345 | pattern); | |
346 | return 0; | |
347 | } | |
348 | ||
349 | if (gdb_filename_fnmatch (pattern, filename, FNM_FILE_NAME | FNM_NOESCAPE) | |
350 | == 0) | |
351 | { | |
352 | if (debug_auto_load) | |
353 | fprintf_unfiltered (gdb_stdlog, _("auto-load: Matched - file " | |
354 | "\"%s\" to pattern \"%s\".\n"), | |
355 | filename, pattern); | |
356 | return 1; | |
357 | } | |
358 | ||
359 | /* Trim trailing FILENAME component. */ | |
360 | while (filename_len > 0 && !IS_DIR_SEPARATOR (filename[filename_len - 1])) | |
361 | filename_len--; | |
362 | } | |
363 | } | |
364 | ||
365 | /* Return 1 if FILENAME matches PATTERN or if FILENAME resides in | |
366 | a subdirectory of a directory that matches PATTERN. Return 0 otherwise. | |
367 | gdb_realpath normalization is never done here. */ | |
368 | ||
369 | static ATTRIBUTE_PURE int | |
370 | filename_is_in_pattern (const char *filename, const char *pattern) | |
371 | { | |
372 | char *filename_copy, *pattern_copy; | |
373 | ||
374 | filename_copy = alloca (strlen (filename) + 1); | |
375 | strcpy (filename_copy, filename); | |
376 | pattern_copy = alloca (strlen (pattern) + 1); | |
377 | strcpy (pattern_copy, pattern); | |
1ef71717 | 378 | |
202cbf1c | 379 | return filename_is_in_pattern_1 (filename_copy, pattern_copy); |
bccbefd2 JK |
380 | } |
381 | ||
382 | /* Return 1 if FILENAME belongs to one of directory components of | |
383 | AUTO_LOAD_SAFE_PATH_VEC. Return 0 otherwise. | |
384 | auto_load_safe_path_vec_update is never called. | |
385 | *FILENAME_REALP may be updated by gdb_realpath of FILENAME - it has to be | |
386 | freed by the caller. */ | |
387 | ||
388 | static int | |
389 | filename_is_in_auto_load_safe_path_vec (const char *filename, | |
390 | char **filename_realp) | |
391 | { | |
202cbf1c | 392 | char *pattern; |
bccbefd2 JK |
393 | int ix; |
394 | ||
202cbf1c JK |
395 | for (ix = 0; VEC_iterate (char_ptr, auto_load_safe_path_vec, ix, pattern); |
396 | ++ix) | |
397 | if (*filename_realp == NULL && filename_is_in_pattern (filename, pattern)) | |
bccbefd2 JK |
398 | break; |
399 | ||
202cbf1c | 400 | if (pattern == NULL) |
bccbefd2 JK |
401 | { |
402 | if (*filename_realp == NULL) | |
4dc84fd1 JK |
403 | { |
404 | *filename_realp = gdb_realpath (filename); | |
405 | if (debug_auto_load && strcmp (*filename_realp, filename) != 0) | |
406 | fprintf_unfiltered (gdb_stdlog, | |
407 | _("auto-load: Resolved " | |
408 | "file \"%s\" as \"%s\".\n"), | |
409 | filename, *filename_realp); | |
410 | } | |
bccbefd2 | 411 | |
4dc84fd1 | 412 | if (strcmp (*filename_realp, filename) != 0) |
202cbf1c JK |
413 | for (ix = 0; |
414 | VEC_iterate (char_ptr, auto_load_safe_path_vec, ix, pattern); ++ix) | |
415 | if (filename_is_in_pattern (*filename_realp, pattern)) | |
4dc84fd1 | 416 | break; |
bccbefd2 JK |
417 | } |
418 | ||
202cbf1c | 419 | if (pattern != NULL) |
4dc84fd1 JK |
420 | { |
421 | if (debug_auto_load) | |
422 | fprintf_unfiltered (gdb_stdlog, _("auto-load: File \"%s\" matches " | |
423 | "directory \"%s\".\n"), | |
202cbf1c | 424 | filename, pattern); |
4dc84fd1 JK |
425 | return 1; |
426 | } | |
bccbefd2 JK |
427 | |
428 | return 0; | |
429 | } | |
430 | ||
431 | /* Return 1 if FILENAME is located in one of the directories of | |
432 | AUTO_LOAD_SAFE_PATH. Otherwise call warning and return 0. FILENAME does | |
433 | not have to be an absolute path. | |
434 | ||
435 | Existence of FILENAME is not checked. Function will still give a warning | |
436 | even if the caller would quietly skip non-existing file in unsafe | |
437 | directory. */ | |
438 | ||
439 | int | |
4dc84fd1 | 440 | file_is_auto_load_safe (const char *filename, const char *debug_fmt, ...) |
bccbefd2 JK |
441 | { |
442 | char *filename_real = NULL; | |
443 | struct cleanup *back_to; | |
444 | ||
4dc84fd1 JK |
445 | if (debug_auto_load) |
446 | { | |
447 | va_list debug_args; | |
448 | ||
449 | va_start (debug_args, debug_fmt); | |
450 | vfprintf_unfiltered (gdb_stdlog, debug_fmt, debug_args); | |
451 | va_end (debug_args); | |
452 | } | |
453 | ||
bccbefd2 JK |
454 | back_to = make_cleanup (free_current_contents, &filename_real); |
455 | ||
456 | if (filename_is_in_auto_load_safe_path_vec (filename, &filename_real)) | |
457 | { | |
458 | do_cleanups (back_to); | |
459 | return 1; | |
460 | } | |
461 | ||
462 | auto_load_safe_path_vec_update (); | |
463 | if (filename_is_in_auto_load_safe_path_vec (filename, &filename_real)) | |
464 | { | |
465 | do_cleanups (back_to); | |
466 | return 1; | |
467 | } | |
468 | ||
469 | warning (_("File \"%s\" auto-loading has been declined by your " | |
470 | "`auto-load safe-path' set to \"%s\"."), | |
471 | filename_real, auto_load_safe_path); | |
472 | ||
473 | do_cleanups (back_to); | |
474 | return 0; | |
475 | } | |
476 | ||
bf88dd68 JK |
477 | /* Definition of script language for GDB canned sequences of commands. */ |
478 | ||
479 | static const struct script_language script_language_gdb | |
480 | = { GDB_AUTO_FILE_NAME, source_gdb_script_for_objfile }; | |
481 | ||
482 | static void | |
483 | source_gdb_script_for_objfile (struct objfile *objfile, FILE *file, | |
484 | const char *filename) | |
485 | { | |
bccbefd2 | 486 | int is_safe; |
bf88dd68 JK |
487 | struct auto_load_pspace_info *pspace_info; |
488 | volatile struct gdb_exception e; | |
489 | ||
4dc84fd1 JK |
490 | is_safe = file_is_auto_load_safe (filename, _("auto-load: Loading canned " |
491 | "sequences of commands script " | |
492 | "\"%s\" for objfile \"%s\".\n"), | |
493 | filename, objfile->name); | |
bccbefd2 | 494 | |
bf88dd68 JK |
495 | /* Add this script to the hash table too so "info auto-load gdb-scripts" |
496 | can print it. */ | |
497 | pspace_info = get_auto_load_pspace_data_for_loading (current_program_space); | |
bccbefd2 JK |
498 | maybe_add_script (pspace_info, is_safe, filename, filename, |
499 | &script_language_gdb); | |
500 | ||
501 | if (!is_safe) | |
502 | return; | |
bf88dd68 JK |
503 | |
504 | TRY_CATCH (e, RETURN_MASK_ALL) | |
505 | { | |
506 | script_from_file (file, filename); | |
507 | } | |
508 | exception_print (gdb_stderr, e); | |
509 | } | |
e2207b9a JK |
510 | |
511 | /* For scripts specified in .debug_gdb_scripts, multiple objfiles may load | |
512 | the same script. There's no point in loading the script multiple times, | |
513 | and there can be a lot of objfiles and scripts, so we keep track of scripts | |
514 | loaded this way. */ | |
515 | ||
516 | struct auto_load_pspace_info | |
517 | { | |
518 | /* For each program space we keep track of loaded scripts. */ | |
519 | struct htab *loaded_scripts; | |
520 | ||
521 | /* Non-zero if we've issued the warning about an auto-load script not being | |
522 | found. We only want to issue this warning once. */ | |
523 | int script_not_found_warning_printed; | |
524 | }; | |
525 | ||
526 | /* Objects of this type are stored in the loaded script hash table. */ | |
527 | ||
528 | struct loaded_script | |
529 | { | |
530 | /* Name as provided by the objfile. */ | |
531 | const char *name; | |
bf88dd68 | 532 | |
e2207b9a JK |
533 | /* Full path name or NULL if script wasn't found (or was otherwise |
534 | inaccessible). */ | |
535 | const char *full_path; | |
bf88dd68 | 536 | |
bccbefd2 JK |
537 | /* Non-zero if this script has been loaded. */ |
538 | int loaded; | |
539 | ||
bf88dd68 | 540 | const struct script_language *language; |
e2207b9a JK |
541 | }; |
542 | ||
543 | /* Per-program-space data key. */ | |
544 | static const struct program_space_data *auto_load_pspace_data; | |
545 | ||
546 | static void | |
547 | auto_load_pspace_data_cleanup (struct program_space *pspace, void *arg) | |
548 | { | |
549 | struct auto_load_pspace_info *info; | |
550 | ||
551 | info = program_space_data (pspace, auto_load_pspace_data); | |
552 | if (info != NULL) | |
553 | { | |
554 | if (info->loaded_scripts) | |
555 | htab_delete (info->loaded_scripts); | |
556 | xfree (info); | |
557 | } | |
558 | } | |
559 | ||
560 | /* Get the current autoload data. If none is found yet, add it now. This | |
561 | function always returns a valid object. */ | |
562 | ||
563 | static struct auto_load_pspace_info * | |
564 | get_auto_load_pspace_data (struct program_space *pspace) | |
565 | { | |
566 | struct auto_load_pspace_info *info; | |
567 | ||
568 | info = program_space_data (pspace, auto_load_pspace_data); | |
569 | if (info == NULL) | |
570 | { | |
571 | info = XZALLOC (struct auto_load_pspace_info); | |
572 | set_program_space_data (pspace, auto_load_pspace_data, info); | |
573 | } | |
574 | ||
575 | return info; | |
576 | } | |
577 | ||
578 | /* Hash function for the loaded script hash. */ | |
579 | ||
580 | static hashval_t | |
581 | hash_loaded_script_entry (const void *data) | |
582 | { | |
583 | const struct loaded_script *e = data; | |
584 | ||
bf88dd68 | 585 | return htab_hash_string (e->name) ^ htab_hash_pointer (e->language); |
e2207b9a JK |
586 | } |
587 | ||
588 | /* Equality function for the loaded script hash. */ | |
589 | ||
590 | static int | |
591 | eq_loaded_script_entry (const void *a, const void *b) | |
592 | { | |
593 | const struct loaded_script *ea = a; | |
594 | const struct loaded_script *eb = b; | |
595 | ||
bf88dd68 | 596 | return strcmp (ea->name, eb->name) == 0 && ea->language == eb->language; |
e2207b9a JK |
597 | } |
598 | ||
599 | /* Initialize the table to track loaded scripts. | |
600 | Each entry is hashed by the full path name. */ | |
601 | ||
602 | static void | |
603 | init_loaded_scripts_info (struct auto_load_pspace_info *pspace_info) | |
604 | { | |
605 | /* Choose 31 as the starting size of the hash table, somewhat arbitrarily. | |
606 | Space for each entry is obtained with one malloc so we can free them | |
607 | easily. */ | |
608 | ||
609 | pspace_info->loaded_scripts = htab_create (31, | |
610 | hash_loaded_script_entry, | |
611 | eq_loaded_script_entry, | |
612 | xfree); | |
613 | ||
614 | pspace_info->script_not_found_warning_printed = FALSE; | |
615 | } | |
616 | ||
617 | /* Wrapper on get_auto_load_pspace_data to also allocate the hash table | |
618 | for loading scripts. */ | |
619 | ||
620 | struct auto_load_pspace_info * | |
621 | get_auto_load_pspace_data_for_loading (struct program_space *pspace) | |
622 | { | |
623 | struct auto_load_pspace_info *info; | |
624 | ||
625 | info = get_auto_load_pspace_data (pspace); | |
626 | if (info->loaded_scripts == NULL) | |
627 | init_loaded_scripts_info (info); | |
628 | ||
629 | return info; | |
630 | } | |
631 | ||
bccbefd2 JK |
632 | /* Add script NAME in LANGUAGE to hash table of PSPACE_INFO. LOADED 1 if the |
633 | script has been (is going to) be loaded, 0 otherwise (such as if it has not | |
634 | been found). FULL_PATH is NULL if the script wasn't found. The result is | |
bf88dd68 | 635 | true if the script was already in the hash table. */ |
e2207b9a JK |
636 | |
637 | int | |
bccbefd2 | 638 | maybe_add_script (struct auto_load_pspace_info *pspace_info, int loaded, |
bf88dd68 JK |
639 | const char *name, const char *full_path, |
640 | const struct script_language *language) | |
e2207b9a JK |
641 | { |
642 | struct htab *htab = pspace_info->loaded_scripts; | |
643 | struct loaded_script **slot, entry; | |
644 | int in_hash_table; | |
645 | ||
646 | entry.name = name; | |
bf88dd68 | 647 | entry.language = language; |
e2207b9a JK |
648 | slot = (struct loaded_script **) htab_find_slot (htab, &entry, INSERT); |
649 | in_hash_table = *slot != NULL; | |
650 | ||
651 | /* If this script is not in the hash table, add it. */ | |
652 | ||
653 | if (! in_hash_table) | |
654 | { | |
655 | char *p; | |
656 | ||
657 | /* Allocate all space in one chunk so it's easier to free. */ | |
658 | *slot = xmalloc (sizeof (**slot) | |
659 | + strlen (name) + 1 | |
660 | + (full_path != NULL ? (strlen (full_path) + 1) : 0)); | |
661 | p = ((char*) *slot) + sizeof (**slot); | |
662 | strcpy (p, name); | |
663 | (*slot)->name = p; | |
664 | if (full_path != NULL) | |
665 | { | |
666 | p += strlen (p) + 1; | |
667 | strcpy (p, full_path); | |
668 | (*slot)->full_path = p; | |
669 | } | |
670 | else | |
671 | (*slot)->full_path = NULL; | |
bccbefd2 | 672 | (*slot)->loaded = loaded; |
bf88dd68 | 673 | (*slot)->language = language; |
e2207b9a JK |
674 | } |
675 | ||
676 | return in_hash_table; | |
677 | } | |
678 | ||
679 | /* Clear the table of loaded section scripts. */ | |
680 | ||
681 | static void | |
682 | clear_section_scripts (void) | |
683 | { | |
684 | struct program_space *pspace = current_program_space; | |
685 | struct auto_load_pspace_info *info; | |
686 | ||
687 | info = program_space_data (pspace, auto_load_pspace_data); | |
688 | if (info != NULL && info->loaded_scripts != NULL) | |
689 | { | |
690 | htab_delete (info->loaded_scripts); | |
691 | info->loaded_scripts = NULL; | |
692 | info->script_not_found_warning_printed = FALSE; | |
693 | } | |
694 | } | |
695 | ||
bf88dd68 JK |
696 | /* Look for the auto-load script in LANGUAGE associated with OBJFILE and load |
697 | it. */ | |
e2207b9a JK |
698 | |
699 | void | |
bf88dd68 JK |
700 | auto_load_objfile_script (struct objfile *objfile, |
701 | const struct script_language *language) | |
e2207b9a JK |
702 | { |
703 | char *realname; | |
704 | char *filename, *debugfile; | |
705 | int len; | |
706 | FILE *input; | |
707 | struct cleanup *cleanups; | |
708 | ||
709 | realname = gdb_realpath (objfile->name); | |
710 | len = strlen (realname); | |
bf88dd68 | 711 | filename = xmalloc (len + strlen (language->suffix) + 1); |
e2207b9a | 712 | memcpy (filename, realname, len); |
bf88dd68 | 713 | strcpy (filename + len, language->suffix); |
e2207b9a JK |
714 | |
715 | cleanups = make_cleanup (xfree, filename); | |
716 | make_cleanup (xfree, realname); | |
717 | ||
718 | input = fopen (filename, "r"); | |
719 | debugfile = filename; | |
7349ff92 JK |
720 | if (debug_auto_load) |
721 | fprintf_unfiltered (gdb_stdlog, _("auto-load: Attempted file \"%s\" %s.\n"), | |
722 | debugfile, input ? _("exists") : _("does not exist")); | |
e2207b9a | 723 | |
7349ff92 | 724 | if (!input) |
e2207b9a | 725 | { |
7349ff92 JK |
726 | VEC (char_ptr) *vec; |
727 | int ix; | |
728 | char *dir; | |
729 | ||
e2207b9a JK |
730 | /* Also try the same file in a subdirectory of gdb's data |
731 | directory. */ | |
7349ff92 | 732 | |
1564a261 | 733 | vec = auto_load_expand_dir_vars (auto_load_dir); |
7349ff92 JK |
734 | make_cleanup_free_char_ptr_vec (vec); |
735 | ||
736 | if (debug_auto_load) | |
737 | fprintf_unfiltered (gdb_stdlog, _("auto-load: Searching 'set auto-load " | |
738 | "scripts-directory' path \"%s\".\n"), | |
739 | auto_load_dir); | |
740 | ||
741 | for (ix = 0; VEC_iterate (char_ptr, vec, ix, dir); ++ix) | |
742 | { | |
1564a261 JK |
743 | debugfile = xmalloc (strlen (dir) + strlen (filename) + 1); |
744 | strcpy (debugfile, dir); | |
7349ff92 JK |
745 | |
746 | /* FILENAME is absolute, so we don't need a "/" here. */ | |
747 | strcat (debugfile, filename); | |
748 | ||
749 | make_cleanup (xfree, debugfile); | |
750 | input = fopen (debugfile, "r"); | |
751 | if (debug_auto_load) | |
752 | fprintf_unfiltered (gdb_stdlog, _("auto-load: Attempted file " | |
753 | "\"%s\" %s.\n"), | |
754 | debugfile, | |
755 | input ? _("exists") : _("does not exist")); | |
756 | if (input != NULL) | |
757 | break; | |
758 | } | |
e2207b9a JK |
759 | } |
760 | ||
761 | if (input) | |
762 | { | |
e2207b9a JK |
763 | make_cleanup_fclose (input); |
764 | ||
e2207b9a JK |
765 | /* To preserve existing behaviour we don't check for whether the |
766 | script was already in the table, and always load it. | |
767 | It's highly unlikely that we'd ever load it twice, | |
768 | and these scripts are required to be idempotent under multiple | |
769 | loads anyway. */ | |
bf88dd68 | 770 | language->source_script_for_objfile (objfile, input, debugfile); |
e2207b9a JK |
771 | } |
772 | ||
773 | do_cleanups (cleanups); | |
774 | } | |
775 | ||
bf88dd68 JK |
776 | /* Load any auto-loaded scripts for OBJFILE. */ |
777 | ||
778 | void | |
779 | load_auto_scripts_for_objfile (struct objfile *objfile) | |
780 | { | |
781 | if (!global_auto_load) | |
782 | return; | |
783 | ||
784 | if (auto_load_gdb_scripts) | |
785 | auto_load_objfile_script (objfile, &script_language_gdb); | |
786 | ||
787 | gdbpy_load_auto_scripts_for_objfile (objfile); | |
788 | } | |
789 | ||
e2207b9a JK |
790 | /* This is a new_objfile observer callback to auto-load scripts. |
791 | ||
792 | Two flavors of auto-loaded scripts are supported. | |
793 | 1) based on the path to the objfile | |
794 | 2) from .debug_gdb_scripts section */ | |
795 | ||
796 | static void | |
797 | auto_load_new_objfile (struct objfile *objfile) | |
798 | { | |
799 | if (!objfile) | |
800 | { | |
801 | /* OBJFILE is NULL when loading a new "main" symbol-file. */ | |
802 | clear_section_scripts (); | |
803 | return; | |
804 | } | |
805 | ||
806 | load_auto_scripts_for_objfile (objfile); | |
807 | } | |
808 | ||
809 | /* Collect scripts to be printed in a vec. */ | |
810 | ||
811 | typedef struct loaded_script *loaded_script_ptr; | |
812 | DEF_VEC_P (loaded_script_ptr); | |
813 | ||
bf88dd68 JK |
814 | struct collect_matching_scripts_data |
815 | { | |
816 | VEC (loaded_script_ptr) **scripts_p; | |
817 | ||
818 | const struct script_language *language; | |
819 | }; | |
820 | ||
e2207b9a JK |
821 | /* Traversal function for htab_traverse. |
822 | Collect the entry if it matches the regexp. */ | |
823 | ||
824 | static int | |
825 | collect_matching_scripts (void **slot, void *info) | |
826 | { | |
827 | struct loaded_script *script = *slot; | |
bf88dd68 | 828 | struct collect_matching_scripts_data *data = info; |
e2207b9a | 829 | |
bf88dd68 JK |
830 | if (script->language == data->language && re_exec (script->name)) |
831 | VEC_safe_push (loaded_script_ptr, *data->scripts_p, script); | |
e2207b9a JK |
832 | |
833 | return 1; | |
834 | } | |
835 | ||
836 | /* Print SCRIPT. */ | |
837 | ||
838 | static void | |
839 | print_script (struct loaded_script *script) | |
840 | { | |
841 | struct ui_out *uiout = current_uiout; | |
842 | struct cleanup *chain; | |
843 | ||
844 | chain = make_cleanup_ui_out_tuple_begin_end (uiout, NULL); | |
845 | ||
bccbefd2 | 846 | ui_out_field_string (uiout, "loaded", script->loaded ? "Yes" : "No"); |
e2207b9a JK |
847 | ui_out_field_string (uiout, "script", script->name); |
848 | ui_out_text (uiout, "\n"); | |
849 | ||
850 | /* If the name isn't the full path, print it too. */ | |
851 | if (script->full_path != NULL | |
852 | && strcmp (script->name, script->full_path) != 0) | |
853 | { | |
854 | ui_out_text (uiout, "\tfull name: "); | |
855 | ui_out_field_string (uiout, "full_path", script->full_path); | |
856 | ui_out_text (uiout, "\n"); | |
857 | } | |
858 | ||
859 | do_cleanups (chain); | |
860 | } | |
861 | ||
862 | /* Helper for info_auto_load_scripts to sort the scripts by name. */ | |
863 | ||
864 | static int | |
865 | sort_scripts_by_name (const void *ap, const void *bp) | |
866 | { | |
867 | const struct loaded_script *a = *(const struct loaded_script **) ap; | |
868 | const struct loaded_script *b = *(const struct loaded_script **) bp; | |
869 | ||
870 | return FILENAME_CMP (a->name, b->name); | |
871 | } | |
872 | ||
bf88dd68 JK |
873 | /* Special internal GDB value of auto_load_info_scripts's PATTERN identify |
874 | the "info auto-load XXX" command has been executed through the general | |
875 | "info auto-load" invocation. Extra newline will be printed if needed. */ | |
876 | char auto_load_info_scripts_pattern_nl[] = ""; | |
e2207b9a | 877 | |
bf88dd68 JK |
878 | /* Implementation for "info auto-load gdb-scripts" |
879 | (and "info auto-load python-scripts"). List scripts in LANGUAGE matching | |
880 | PATTERN. FROM_TTY is the usual GDB boolean for user interactivity. */ | |
881 | ||
882 | void | |
883 | auto_load_info_scripts (char *pattern, int from_tty, | |
884 | const struct script_language *language) | |
e2207b9a JK |
885 | { |
886 | struct ui_out *uiout = current_uiout; | |
887 | struct auto_load_pspace_info *pspace_info; | |
888 | struct cleanup *script_chain; | |
889 | VEC (loaded_script_ptr) *scripts; | |
890 | int nr_scripts; | |
891 | ||
892 | dont_repeat (); | |
893 | ||
894 | pspace_info = get_auto_load_pspace_data (current_program_space); | |
895 | ||
896 | if (pattern && *pattern) | |
897 | { | |
898 | char *re_err = re_comp (pattern); | |
899 | ||
900 | if (re_err) | |
901 | error (_("Invalid regexp: %s"), re_err); | |
902 | } | |
903 | else | |
904 | { | |
905 | re_comp (""); | |
906 | } | |
907 | ||
908 | /* We need to know the number of rows before we build the table. | |
909 | Plus we want to sort the scripts by name. | |
910 | So first traverse the hash table collecting the matching scripts. */ | |
911 | ||
912 | scripts = VEC_alloc (loaded_script_ptr, 10); | |
913 | script_chain = make_cleanup (VEC_cleanup (loaded_script_ptr), &scripts); | |
914 | ||
915 | if (pspace_info != NULL && pspace_info->loaded_scripts != NULL) | |
916 | { | |
bf88dd68 JK |
917 | struct collect_matching_scripts_data data = { &scripts, language }; |
918 | ||
e2207b9a JK |
919 | /* Pass a pointer to scripts as VEC_safe_push can realloc space. */ |
920 | htab_traverse_noresize (pspace_info->loaded_scripts, | |
bf88dd68 | 921 | collect_matching_scripts, &data); |
e2207b9a JK |
922 | } |
923 | ||
924 | nr_scripts = VEC_length (loaded_script_ptr, scripts); | |
bf88dd68 JK |
925 | |
926 | /* Table header shifted right by preceding "gdb-scripts: " would not match | |
927 | its columns. */ | |
928 | if (nr_scripts > 0 && pattern == auto_load_info_scripts_pattern_nl) | |
929 | ui_out_text (uiout, "\n"); | |
930 | ||
e2207b9a JK |
931 | make_cleanup_ui_out_table_begin_end (uiout, 2, nr_scripts, |
932 | "AutoLoadedScriptsTable"); | |
933 | ||
934 | ui_out_table_header (uiout, 7, ui_left, "loaded", "Loaded"); | |
935 | ui_out_table_header (uiout, 70, ui_left, "script", "Script"); | |
936 | ui_out_table_body (uiout); | |
937 | ||
938 | if (nr_scripts > 0) | |
939 | { | |
940 | int i; | |
941 | loaded_script_ptr script; | |
942 | ||
943 | qsort (VEC_address (loaded_script_ptr, scripts), | |
944 | VEC_length (loaded_script_ptr, scripts), | |
945 | sizeof (loaded_script_ptr), sort_scripts_by_name); | |
946 | for (i = 0; VEC_iterate (loaded_script_ptr, scripts, i, script); ++i) | |
947 | print_script (script); | |
948 | } | |
949 | ||
950 | do_cleanups (script_chain); | |
951 | ||
952 | if (nr_scripts == 0) | |
953 | { | |
954 | if (pattern && *pattern) | |
955 | ui_out_message (uiout, 0, "No auto-load scripts matching %s.\n", | |
956 | pattern); | |
957 | else | |
958 | ui_out_message (uiout, 0, "No auto-load scripts.\n"); | |
959 | } | |
960 | } | |
961 | ||
bf88dd68 JK |
962 | /* Wrapper for "info auto-load gdb-scripts". */ |
963 | ||
964 | static void | |
965 | info_auto_load_gdb_scripts (char *pattern, int from_tty) | |
966 | { | |
967 | auto_load_info_scripts (pattern, from_tty, &script_language_gdb); | |
968 | } | |
969 | ||
970 | /* Implement 'info auto-load local-gdbinit'. */ | |
971 | ||
972 | static void | |
973 | info_auto_load_local_gdbinit (char *args, int from_tty) | |
974 | { | |
975 | if (auto_load_local_gdbinit_pathname == NULL) | |
976 | printf_filtered (_("Local .gdbinit file was not found.\n")); | |
977 | else if (auto_load_local_gdbinit_loaded) | |
978 | printf_filtered (_("Local .gdbinit file \"%s\" has been loaded.\n"), | |
979 | auto_load_local_gdbinit_pathname); | |
980 | else | |
981 | printf_filtered (_("Local .gdbinit file \"%s\" has not been loaded.\n"), | |
982 | auto_load_local_gdbinit_pathname); | |
983 | } | |
984 | ||
e2207b9a JK |
985 | /* Return non-zero if SCRIPT_NOT_FOUND_WARNING_PRINTED of PSPACE_INFO was unset |
986 | before calling this function. Always set SCRIPT_NOT_FOUND_WARNING_PRINTED | |
987 | of PSPACE_INFO. */ | |
988 | ||
989 | int | |
990 | script_not_found_warning_print (struct auto_load_pspace_info *pspace_info) | |
991 | { | |
992 | int retval = !pspace_info->script_not_found_warning_printed; | |
993 | ||
994 | pspace_info->script_not_found_warning_printed = 1; | |
995 | ||
996 | return retval; | |
997 | } | |
998 | ||
bf88dd68 JK |
999 | /* The only valid "set auto-load" argument is off|0|no|disable. */ |
1000 | ||
1001 | static void | |
1002 | set_auto_load_cmd (char *args, int from_tty) | |
1003 | { | |
1004 | struct cmd_list_element *list; | |
1005 | size_t length; | |
1006 | ||
1007 | /* See parse_binary_operation in use by the sub-commands. */ | |
1008 | ||
1009 | length = args ? strlen (args) : 0; | |
1010 | ||
1011 | while (length > 0 && (args[length - 1] == ' ' || args[length - 1] == '\t')) | |
1012 | length--; | |
1013 | ||
1014 | if (length == 0 || (strncmp (args, "off", length) != 0 | |
1015 | && strncmp (args, "0", length) != 0 | |
1016 | && strncmp (args, "no", length) != 0 | |
1017 | && strncmp (args, "disable", length) != 0)) | |
1018 | error (_("Valid is only global 'set auto-load no'; " | |
1019 | "otherwise check the auto-load sub-commands.")); | |
1020 | ||
1021 | for (list = *auto_load_set_cmdlist_get (); list != NULL; list = list->next) | |
1022 | if (list->var_type == var_boolean) | |
1023 | { | |
1024 | gdb_assert (list->type == set_cmd); | |
5b9afe8a | 1025 | do_set_command (args, from_tty, list); |
bf88dd68 JK |
1026 | } |
1027 | } | |
1028 | ||
1029 | /* Initialize "set auto-load " commands prefix and return it. */ | |
1030 | ||
1031 | struct cmd_list_element ** | |
1032 | auto_load_set_cmdlist_get (void) | |
1033 | { | |
1034 | static struct cmd_list_element *retval; | |
1035 | ||
1036 | if (retval == NULL) | |
1037 | add_prefix_cmd ("auto-load", class_maintenance, set_auto_load_cmd, _("\ | |
1038 | Auto-loading specific settings.\n\ | |
1039 | Configure various auto-load-specific variables such as\n\ | |
1040 | automatic loading of Python scripts."), | |
1041 | &retval, "set auto-load ", | |
1042 | 1/*allow-unknown*/, &setlist); | |
1043 | ||
1044 | return &retval; | |
1045 | } | |
1046 | ||
1047 | /* Command "show auto-load" displays summary of all the current | |
1048 | "show auto-load " settings. */ | |
1049 | ||
1050 | static void | |
1051 | show_auto_load_cmd (char *args, int from_tty) | |
1052 | { | |
1053 | cmd_show_list (*auto_load_show_cmdlist_get (), from_tty, ""); | |
1054 | } | |
1055 | ||
1056 | /* Initialize "show auto-load " commands prefix and return it. */ | |
1057 | ||
1058 | struct cmd_list_element ** | |
1059 | auto_load_show_cmdlist_get (void) | |
1060 | { | |
1061 | static struct cmd_list_element *retval; | |
1062 | ||
1063 | if (retval == NULL) | |
1064 | add_prefix_cmd ("auto-load", class_maintenance, show_auto_load_cmd, _("\ | |
1065 | Show auto-loading specific settings.\n\ | |
1066 | Show configuration of various auto-load-specific variables such as\n\ | |
1067 | automatic loading of Python scripts."), | |
1068 | &retval, "show auto-load ", | |
1069 | 0/*allow-unknown*/, &showlist); | |
1070 | ||
1071 | return &retval; | |
1072 | } | |
1073 | ||
1074 | /* Command "info auto-load" displays whether the various auto-load files have | |
1075 | been loaded. This is reimplementation of cmd_show_list which inserts | |
1076 | newlines at proper places. */ | |
1077 | ||
1078 | static void | |
1079 | info_auto_load_cmd (char *args, int from_tty) | |
1080 | { | |
1081 | struct cmd_list_element *list; | |
1082 | struct cleanup *infolist_chain; | |
1083 | struct ui_out *uiout = current_uiout; | |
1084 | ||
1085 | infolist_chain = make_cleanup_ui_out_tuple_begin_end (uiout, "infolist"); | |
1086 | ||
1087 | for (list = *auto_load_info_cmdlist_get (); list != NULL; list = list->next) | |
1088 | { | |
1089 | struct cleanup *option_chain | |
1090 | = make_cleanup_ui_out_tuple_begin_end (uiout, "option"); | |
1091 | ||
1092 | gdb_assert (!list->prefixlist); | |
1093 | gdb_assert (list->type == not_set_cmd); | |
1094 | ||
1095 | ui_out_field_string (uiout, "name", list->name); | |
1096 | ui_out_text (uiout, ": "); | |
1097 | cmd_func (list, auto_load_info_scripts_pattern_nl, from_tty); | |
1098 | ||
1099 | /* Close the tuple. */ | |
1100 | do_cleanups (option_chain); | |
1101 | } | |
1102 | ||
1103 | /* Close the tuple. */ | |
1104 | do_cleanups (infolist_chain); | |
1105 | } | |
1106 | ||
1107 | /* Initialize "info auto-load " commands prefix and return it. */ | |
1108 | ||
1109 | struct cmd_list_element ** | |
1110 | auto_load_info_cmdlist_get (void) | |
1111 | { | |
1112 | static struct cmd_list_element *retval; | |
1113 | ||
1114 | if (retval == NULL) | |
1115 | add_prefix_cmd ("auto-load", class_info, info_auto_load_cmd, _("\ | |
1116 | Print current status of auto-loaded files.\n\ | |
1117 | Print whether various files like Python scripts or .gdbinit files have been\n\ | |
1118 | found and/or loaded."), | |
1119 | &retval, "info auto-load ", | |
1120 | 0/*allow-unknown*/, &infolist); | |
1121 | ||
1122 | return &retval; | |
1123 | } | |
1124 | ||
e2207b9a JK |
1125 | void _initialize_auto_load (void); |
1126 | ||
1127 | void | |
1128 | _initialize_auto_load (void) | |
1129 | { | |
bccbefd2 JK |
1130 | struct cmd_list_element *cmd; |
1131 | ||
e2207b9a JK |
1132 | auto_load_pspace_data |
1133 | = register_program_space_data_with_cleanup (auto_load_pspace_data_cleanup); | |
1134 | ||
1135 | observer_attach_new_objfile (auto_load_new_objfile); | |
1136 | ||
bf88dd68 JK |
1137 | add_setshow_boolean_cmd ("gdb-scripts", class_support, |
1138 | &auto_load_gdb_scripts, _("\ | |
1139 | Enable or disable auto-loading of canned sequences of commands scripts."), _("\ | |
1140 | Show whether auto-loading of canned sequences of commands scripts is enabled."), | |
1141 | _("\ | |
1142 | If enabled, canned sequences of commands are loaded when the debugger reads\n\ | |
1143 | an executable or shared library.\n\ | |
1144 | This options has security implications for untrusted inferiors."), | |
1145 | NULL, show_auto_load_gdb_scripts, | |
1146 | auto_load_set_cmdlist_get (), | |
1147 | auto_load_show_cmdlist_get ()); | |
1148 | ||
1149 | add_cmd ("gdb-scripts", class_info, info_auto_load_gdb_scripts, | |
1150 | _("Print the list of automatically loaded sequences of commands.\n\ | |
1151 | Usage: info auto-load gdb-scripts [REGEXP]"), | |
1152 | auto_load_info_cmdlist_get ()); | |
1153 | ||
1154 | add_setshow_boolean_cmd ("local-gdbinit", class_support, | |
1155 | &auto_load_local_gdbinit, _("\ | |
1156 | Enable or disable auto-loading of .gdbinit script in current directory."), _("\ | |
1157 | Show whether auto-loading .gdbinit script in current directory is enabled."), | |
1158 | _("\ | |
1159 | If enabled, canned sequences of commands are loaded when debugger starts\n\ | |
1160 | from .gdbinit file in current directory. Such files are deprecated,\n\ | |
1161 | use a script associated with inferior executable file instead.\n\ | |
1162 | This options has security implications for untrusted inferiors."), | |
1163 | NULL, show_auto_load_local_gdbinit, | |
1164 | auto_load_set_cmdlist_get (), | |
1165 | auto_load_show_cmdlist_get ()); | |
1166 | ||
1167 | add_cmd ("local-gdbinit", class_info, info_auto_load_local_gdbinit, | |
1168 | _("Print whether current directory .gdbinit file has been loaded.\n\ | |
1169 | Usage: info auto-load local-gdbinit"), | |
1170 | auto_load_info_cmdlist_get ()); | |
bccbefd2 | 1171 | |
7349ff92 JK |
1172 | auto_load_dir = xstrdup (AUTO_LOAD_DIR); |
1173 | add_setshow_optional_filename_cmd ("scripts-directory", class_support, | |
1174 | &auto_load_dir, _("\ | |
1175 | Set the list of directories from which to load auto-loaded scripts."), _("\ | |
1176 | Show the list of directories from which to load auto-loaded scripts."), _("\ | |
1177 | Automatically loaded Python scripts and GDB scripts are located in one of the\n\ | |
1178 | directories listed by this option. This option is ignored for the kinds of\n\ | |
1179 | scripts having 'set auto-load ... off'. Directories listed here need to be\n\ | |
1180 | present also in the 'set auto-load safe-path' option."), | |
1181 | set_auto_load_dir, show_auto_load_dir, | |
1182 | auto_load_set_cmdlist_get (), | |
1183 | auto_load_show_cmdlist_get ()); | |
1184 | ||
6dea1fbd | 1185 | auto_load_safe_path = xstrdup (AUTO_LOAD_SAFE_PATH); |
bccbefd2 JK |
1186 | auto_load_safe_path_vec_update (); |
1187 | add_setshow_optional_filename_cmd ("safe-path", class_support, | |
1188 | &auto_load_safe_path, _("\ | |
1189 | Set the list of directories from which it is safe to auto-load files."), _("\ | |
1190 | Show the list of directories from which it is safe to auto-load files."), _("\ | |
1191 | Various files loaded automatically for the 'set auto-load ...' options must\n\ | |
1192 | be located in one of the directories listed by this option. Warning will be\n\ | |
af2c1515 JK |
1193 | printed and file will not be used otherwise.\n\ |
1194 | Setting this parameter to an empty list resets it to its default value.\n\ | |
1195 | Setting this parameter to '/' (without the quotes) allows any file\n\ | |
202cbf1c JK |
1196 | for the 'set auto-load ...' options. Each directory can be also shell\n\ |
1197 | wildcard pattern; '*' does not match directory separator.\n\ | |
bccbefd2 JK |
1198 | This option is ignored for the kinds of files having 'set auto-load ... off'.\n\ |
1199 | This options has security implications for untrusted inferiors."), | |
1200 | set_auto_load_safe_path, | |
1201 | show_auto_load_safe_path, | |
1202 | auto_load_set_cmdlist_get (), | |
1203 | auto_load_show_cmdlist_get ()); | |
6dea1fbd | 1204 | observer_attach_gdb_datadir_changed (auto_load_gdb_datadir_changed); |
bccbefd2 JK |
1205 | |
1206 | cmd = add_cmd ("add-auto-load-safe-path", class_support, | |
1207 | add_auto_load_safe_path, | |
1208 | _("Add entries to the list of directories from which it is safe " | |
1209 | "to auto-load files.\n\ | |
1210 | See the commands 'set auto-load safe-path' and 'show auto-load safe-path' to\n\ | |
1211 | access the current full list setting."), | |
1212 | &cmdlist); | |
1213 | set_cmd_completer (cmd, filename_completer); | |
4dc84fd1 JK |
1214 | |
1215 | add_setshow_boolean_cmd ("auto-load", class_maintenance, | |
1216 | &debug_auto_load, _("\ | |
1217 | Set auto-load verifications debugging."), _("\ | |
1218 | Show auto-load verifications debugging."), _("\ | |
1219 | When non-zero, debugging output for files of 'set auto-load ...'\n\ | |
1220 | is displayed."), | |
1221 | NULL, show_debug_auto_load, | |
1222 | &setdebuglist, &showdebuglist); | |
e2207b9a | 1223 | } |