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55aa24fb SDJ |
1 | /* Generic static probe support for GDB. |
2 | ||
618f726f | 3 | Copyright (C) 2012-2016 Free Software Foundation, Inc. |
55aa24fb SDJ |
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 "probe.h" | |
22 | #include "command.h" | |
23 | #include "cli/cli-cmds.h" | |
24 | #include "cli/cli-utils.h" | |
25 | #include "objfiles.h" | |
26 | #include "symtab.h" | |
27 | #include "progspace.h" | |
28 | #include "filenames.h" | |
55aa24fb SDJ |
29 | #include "linespec.h" |
30 | #include "gdb_regex.h" | |
31 | #include "frame.h" | |
32 | #include "arch-utils.h" | |
03e98035 JM |
33 | #include "value.h" |
34 | #include "ax.h" | |
35 | #include "ax-gdb.h" | |
f00aae0f | 36 | #include "location.h" |
55aa24fb SDJ |
37 | #include <ctype.h> |
38 | ||
729662a5 TT |
39 | typedef struct bound_probe bound_probe_s; |
40 | DEF_VEC_O (bound_probe_s); | |
41 | ||
55aa24fb SDJ |
42 | \f |
43 | ||
c2f4122d PA |
44 | /* A helper for parse_probes that decodes a probe specification in |
45 | SEARCH_PSPACE. It appends matching SALs to RESULT. */ | |
46 | ||
47 | static void | |
48 | parse_probes_in_pspace (const struct probe_ops *probe_ops, | |
49 | struct program_space *search_pspace, | |
50 | const char *objfile_namestr, | |
51 | const char *provider, | |
52 | const char *name, | |
53 | struct symtabs_and_lines *result) | |
54 | { | |
55 | struct objfile *objfile; | |
56 | ||
57 | ALL_PSPACE_OBJFILES (search_pspace, objfile) | |
58 | { | |
59 | VEC (probe_p) *probes; | |
60 | struct probe *probe; | |
61 | int ix; | |
62 | ||
63 | if (!objfile->sf || !objfile->sf->sym_probe_fns) | |
64 | continue; | |
65 | ||
66 | if (objfile_namestr | |
67 | && FILENAME_CMP (objfile_name (objfile), objfile_namestr) != 0 | |
68 | && FILENAME_CMP (lbasename (objfile_name (objfile)), | |
69 | objfile_namestr) != 0) | |
70 | continue; | |
71 | ||
72 | probes = objfile->sf->sym_probe_fns->sym_get_probes (objfile); | |
73 | ||
74 | for (ix = 0; VEC_iterate (probe_p, probes, ix, probe); ix++) | |
75 | { | |
76 | struct symtab_and_line *sal; | |
77 | ||
78 | if (probe_ops != &probe_ops_any && probe->pops != probe_ops) | |
79 | continue; | |
80 | ||
81 | if (provider && strcmp (probe->provider, provider) != 0) | |
82 | continue; | |
83 | ||
84 | if (strcmp (probe->name, name) != 0) | |
85 | continue; | |
86 | ||
87 | ++result->nelts; | |
88 | result->sals = XRESIZEVEC (struct symtab_and_line, result->sals, | |
89 | result->nelts); | |
90 | sal = &result->sals[result->nelts - 1]; | |
91 | ||
92 | init_sal (sal); | |
93 | ||
94 | sal->pc = get_probe_address (probe, objfile); | |
95 | sal->explicit_pc = 1; | |
96 | sal->section = find_pc_overlay (sal->pc); | |
97 | sal->pspace = search_pspace; | |
98 | sal->probe = probe; | |
99 | sal->objfile = objfile; | |
100 | } | |
101 | } | |
102 | } | |
103 | ||
55aa24fb SDJ |
104 | /* See definition in probe.h. */ |
105 | ||
106 | struct symtabs_and_lines | |
f00aae0f | 107 | parse_probes (const struct event_location *location, |
c2f4122d | 108 | struct program_space *search_pspace, |
f00aae0f | 109 | struct linespec_result *canonical) |
55aa24fb | 110 | { |
f00aae0f | 111 | char *arg_end, *arg; |
4721dc18 | 112 | char *objfile_namestr = NULL, *provider = NULL, *name, *p; |
55aa24fb SDJ |
113 | struct cleanup *cleanup; |
114 | struct symtabs_and_lines result; | |
55aa24fb | 115 | const struct probe_ops *probe_ops; |
f00aae0f | 116 | const char *arg_start, *cs; |
55aa24fb SDJ |
117 | |
118 | result.sals = NULL; | |
119 | result.nelts = 0; | |
120 | ||
5b56227b KS |
121 | gdb_assert (event_location_type (location) == PROBE_LOCATION); |
122 | arg_start = get_probe_location (location); | |
55aa24fb | 123 | |
f00aae0f | 124 | cs = arg_start; |
55aa24fb | 125 | probe_ops = probe_linespec_to_ops (&cs); |
1bff71c3 SDJ |
126 | if (probe_ops == NULL) |
127 | error (_("'%s' is not a probe linespec"), arg_start); | |
55aa24fb SDJ |
128 | |
129 | arg = (char *) cs; | |
130 | arg = skip_spaces (arg); | |
131 | if (!*arg) | |
132 | error (_("argument to `%s' missing"), arg_start); | |
133 | ||
134 | arg_end = skip_to_space (arg); | |
135 | ||
136 | /* We make a copy here so we can write over parts with impunity. */ | |
137 | arg = savestring (arg, arg_end - arg); | |
138 | cleanup = make_cleanup (xfree, arg); | |
139 | ||
140 | /* Extract each word from the argument, separated by ":"s. */ | |
141 | p = strchr (arg, ':'); | |
142 | if (p == NULL) | |
143 | { | |
144 | /* This is `-p name'. */ | |
145 | name = arg; | |
146 | } | |
147 | else | |
148 | { | |
149 | char *hold = p + 1; | |
150 | ||
151 | *p = '\0'; | |
152 | p = strchr (hold, ':'); | |
153 | if (p == NULL) | |
154 | { | |
155 | /* This is `-p provider:name'. */ | |
156 | provider = arg; | |
157 | name = hold; | |
158 | } | |
159 | else | |
160 | { | |
161 | /* This is `-p objfile:provider:name'. */ | |
162 | *p = '\0'; | |
4721dc18 | 163 | objfile_namestr = arg; |
55aa24fb SDJ |
164 | provider = hold; |
165 | name = p + 1; | |
166 | } | |
167 | } | |
168 | ||
169 | if (*name == '\0') | |
170 | error (_("no probe name specified")); | |
171 | if (provider && *provider == '\0') | |
172 | error (_("invalid provider name")); | |
4721dc18 | 173 | if (objfile_namestr && *objfile_namestr == '\0') |
55aa24fb SDJ |
174 | error (_("invalid objfile name")); |
175 | ||
c2f4122d PA |
176 | if (search_pspace != NULL) |
177 | { | |
178 | parse_probes_in_pspace (probe_ops, search_pspace, objfile_namestr, | |
179 | provider, name, &result); | |
180 | } | |
181 | else | |
182 | { | |
183 | struct program_space *pspace; | |
55aa24fb | 184 | |
c2f4122d PA |
185 | ALL_PSPACES (pspace) |
186 | parse_probes_in_pspace (probe_ops, pspace, objfile_namestr, | |
187 | provider, name, &result); | |
188 | } | |
55aa24fb SDJ |
189 | |
190 | if (result.nelts == 0) | |
191 | { | |
192 | throw_error (NOT_FOUND_ERROR, | |
193 | _("No probe matching objfile=`%s', provider=`%s', name=`%s'"), | |
4721dc18 | 194 | objfile_namestr ? objfile_namestr : _("<any>"), |
55aa24fb SDJ |
195 | provider ? provider : _("<any>"), |
196 | name); | |
197 | } | |
198 | ||
199 | if (canonical) | |
200 | { | |
f00aae0f KS |
201 | char *canon; |
202 | ||
203 | canon = savestring (arg_start, arg_end - arg_start); | |
204 | make_cleanup (xfree, canon); | |
55aa24fb SDJ |
205 | canonical->special_display = 1; |
206 | canonical->pre_expanded = 1; | |
5b56227b | 207 | canonical->location = new_probe_location (canon); |
55aa24fb SDJ |
208 | } |
209 | ||
55aa24fb SDJ |
210 | do_cleanups (cleanup); |
211 | ||
212 | return result; | |
213 | } | |
214 | ||
215 | /* See definition in probe.h. */ | |
216 | ||
217 | VEC (probe_p) * | |
218 | find_probes_in_objfile (struct objfile *objfile, const char *provider, | |
219 | const char *name) | |
220 | { | |
221 | VEC (probe_p) *probes, *result = NULL; | |
222 | int ix; | |
223 | struct probe *probe; | |
224 | ||
225 | if (!objfile->sf || !objfile->sf->sym_probe_fns) | |
226 | return NULL; | |
227 | ||
228 | probes = objfile->sf->sym_probe_fns->sym_get_probes (objfile); | |
229 | for (ix = 0; VEC_iterate (probe_p, probes, ix, probe); ix++) | |
230 | { | |
231 | if (strcmp (probe->provider, provider) != 0) | |
232 | continue; | |
233 | ||
234 | if (strcmp (probe->name, name) != 0) | |
235 | continue; | |
236 | ||
237 | VEC_safe_push (probe_p, result, probe); | |
238 | } | |
239 | ||
240 | return result; | |
241 | } | |
242 | ||
243 | /* See definition in probe.h. */ | |
244 | ||
729662a5 | 245 | struct bound_probe |
6bac7473 | 246 | find_probe_by_pc (CORE_ADDR pc) |
55aa24fb SDJ |
247 | { |
248 | struct objfile *objfile; | |
729662a5 TT |
249 | struct bound_probe result; |
250 | ||
251 | result.objfile = NULL; | |
252 | result.probe = NULL; | |
55aa24fb SDJ |
253 | |
254 | ALL_OBJFILES (objfile) | |
255 | { | |
256 | VEC (probe_p) *probes; | |
257 | int ix; | |
258 | struct probe *probe; | |
259 | ||
729662a5 TT |
260 | if (!objfile->sf || !objfile->sf->sym_probe_fns |
261 | || objfile->sect_index_text == -1) | |
55aa24fb SDJ |
262 | continue; |
263 | ||
264 | /* If this proves too inefficient, we can replace with a hash. */ | |
265 | probes = objfile->sf->sym_probe_fns->sym_get_probes (objfile); | |
266 | for (ix = 0; VEC_iterate (probe_p, probes, ix, probe); ix++) | |
729662a5 TT |
267 | if (get_probe_address (probe, objfile) == pc) |
268 | { | |
269 | result.objfile = objfile; | |
270 | result.probe = probe; | |
271 | return result; | |
272 | } | |
55aa24fb SDJ |
273 | } |
274 | ||
729662a5 | 275 | return result; |
55aa24fb SDJ |
276 | } |
277 | ||
278 | \f | |
279 | ||
55aa24fb SDJ |
280 | /* Make a vector of probes matching OBJNAME, PROVIDER, and PROBE_NAME. |
281 | If POPS is not NULL, only probes of this certain probe_ops will match. | |
282 | Each argument is a regexp, or NULL, which matches anything. */ | |
283 | ||
729662a5 | 284 | static VEC (bound_probe_s) * |
55aa24fb SDJ |
285 | collect_probes (char *objname, char *provider, char *probe_name, |
286 | const struct probe_ops *pops) | |
287 | { | |
288 | struct objfile *objfile; | |
729662a5 | 289 | VEC (bound_probe_s) *result = NULL; |
55aa24fb SDJ |
290 | struct cleanup *cleanup, *cleanup_temps; |
291 | regex_t obj_pat, prov_pat, probe_pat; | |
292 | ||
729662a5 | 293 | cleanup = make_cleanup (VEC_cleanup (bound_probe_s), &result); |
55aa24fb SDJ |
294 | |
295 | cleanup_temps = make_cleanup (null_cleanup, NULL); | |
db26349c TT |
296 | if (provider != NULL) |
297 | compile_rx_or_error (&prov_pat, provider, _("Invalid provider regexp")); | |
298 | if (probe_name != NULL) | |
299 | compile_rx_or_error (&probe_pat, probe_name, _("Invalid probe regexp")); | |
300 | if (objname != NULL) | |
301 | compile_rx_or_error (&obj_pat, objname, _("Invalid object file regexp")); | |
55aa24fb SDJ |
302 | |
303 | ALL_OBJFILES (objfile) | |
304 | { | |
305 | VEC (probe_p) *probes; | |
306 | struct probe *probe; | |
307 | int ix; | |
308 | ||
309 | if (! objfile->sf || ! objfile->sf->sym_probe_fns) | |
310 | continue; | |
311 | ||
312 | if (objname) | |
313 | { | |
4262abfb | 314 | if (regexec (&obj_pat, objfile_name (objfile), 0, NULL, 0) != 0) |
55aa24fb SDJ |
315 | continue; |
316 | } | |
317 | ||
318 | probes = objfile->sf->sym_probe_fns->sym_get_probes (objfile); | |
319 | ||
320 | for (ix = 0; VEC_iterate (probe_p, probes, ix, probe); ix++) | |
321 | { | |
729662a5 TT |
322 | struct bound_probe bound; |
323 | ||
55aa24fb SDJ |
324 | if (pops != NULL && probe->pops != pops) |
325 | continue; | |
326 | ||
327 | if (provider | |
328 | && regexec (&prov_pat, probe->provider, 0, NULL, 0) != 0) | |
329 | continue; | |
330 | ||
331 | if (probe_name | |
332 | && regexec (&probe_pat, probe->name, 0, NULL, 0) != 0) | |
333 | continue; | |
334 | ||
729662a5 TT |
335 | bound.objfile = objfile; |
336 | bound.probe = probe; | |
337 | VEC_safe_push (bound_probe_s, result, &bound); | |
55aa24fb SDJ |
338 | } |
339 | } | |
340 | ||
341 | do_cleanups (cleanup_temps); | |
342 | discard_cleanups (cleanup); | |
343 | return result; | |
344 | } | |
345 | ||
729662a5 | 346 | /* A qsort comparison function for bound_probe_s objects. */ |
55aa24fb SDJ |
347 | |
348 | static int | |
6bac7473 | 349 | compare_probes (const void *a, const void *b) |
55aa24fb | 350 | { |
729662a5 TT |
351 | const struct bound_probe *pa = (const struct bound_probe *) a; |
352 | const struct bound_probe *pb = (const struct bound_probe *) b; | |
55aa24fb SDJ |
353 | int v; |
354 | ||
729662a5 | 355 | v = strcmp (pa->probe->provider, pb->probe->provider); |
55aa24fb SDJ |
356 | if (v) |
357 | return v; | |
358 | ||
729662a5 | 359 | v = strcmp (pa->probe->name, pb->probe->name); |
55aa24fb SDJ |
360 | if (v) |
361 | return v; | |
362 | ||
729662a5 | 363 | if (pa->probe->address < pb->probe->address) |
55aa24fb | 364 | return -1; |
729662a5 | 365 | if (pa->probe->address > pb->probe->address) |
55aa24fb SDJ |
366 | return 1; |
367 | ||
4262abfb | 368 | return strcmp (objfile_name (pa->objfile), objfile_name (pb->objfile)); |
55aa24fb SDJ |
369 | } |
370 | ||
371 | /* Helper function that generate entries in the ui_out table being | |
372 | crafted by `info_probes_for_ops'. */ | |
373 | ||
374 | static void | |
729662a5 | 375 | gen_ui_out_table_header_info (VEC (bound_probe_s) *probes, |
55aa24fb SDJ |
376 | const struct probe_ops *p) |
377 | { | |
378 | /* `headings' refers to the names of the columns when printing `info | |
379 | probes'. */ | |
380 | VEC (info_probe_column_s) *headings = NULL; | |
381 | struct cleanup *c; | |
382 | info_probe_column_s *column; | |
383 | size_t headings_size; | |
384 | int ix; | |
385 | ||
386 | gdb_assert (p != NULL); | |
387 | ||
388 | if (p->gen_info_probes_table_header == NULL | |
389 | && p->gen_info_probes_table_values == NULL) | |
390 | return; | |
391 | ||
392 | gdb_assert (p->gen_info_probes_table_header != NULL | |
393 | && p->gen_info_probes_table_values != NULL); | |
394 | ||
395 | c = make_cleanup (VEC_cleanup (info_probe_column_s), &headings); | |
396 | p->gen_info_probes_table_header (&headings); | |
397 | ||
398 | headings_size = VEC_length (info_probe_column_s, headings); | |
399 | ||
400 | for (ix = 0; | |
401 | VEC_iterate (info_probe_column_s, headings, ix, column); | |
402 | ++ix) | |
403 | { | |
729662a5 | 404 | struct bound_probe *probe; |
55aa24fb SDJ |
405 | int jx; |
406 | size_t size_max = strlen (column->print_name); | |
407 | ||
729662a5 | 408 | for (jx = 0; VEC_iterate (bound_probe_s, probes, jx, probe); ++jx) |
55aa24fb SDJ |
409 | { |
410 | /* `probe_fields' refers to the values of each new field that this | |
411 | probe will display. */ | |
412 | VEC (const_char_ptr) *probe_fields = NULL; | |
413 | struct cleanup *c2; | |
414 | const char *val; | |
415 | int kx; | |
416 | ||
729662a5 | 417 | if (probe->probe->pops != p) |
55aa24fb SDJ |
418 | continue; |
419 | ||
420 | c2 = make_cleanup (VEC_cleanup (const_char_ptr), &probe_fields); | |
729662a5 | 421 | p->gen_info_probes_table_values (probe->probe, &probe_fields); |
55aa24fb SDJ |
422 | |
423 | gdb_assert (VEC_length (const_char_ptr, probe_fields) | |
424 | == headings_size); | |
425 | ||
426 | for (kx = 0; VEC_iterate (const_char_ptr, probe_fields, kx, val); | |
427 | ++kx) | |
428 | { | |
429 | /* It is valid to have a NULL value here, which means that the | |
430 | backend does not have something to write and this particular | |
431 | field should be skipped. */ | |
432 | if (val == NULL) | |
433 | continue; | |
434 | ||
435 | size_max = max (strlen (val), size_max); | |
436 | } | |
437 | do_cleanups (c2); | |
438 | } | |
439 | ||
440 | ui_out_table_header (current_uiout, size_max, ui_left, | |
441 | column->field_name, column->print_name); | |
442 | } | |
443 | ||
444 | do_cleanups (c); | |
445 | } | |
446 | ||
6f9b8491 JM |
447 | /* Helper function to print not-applicable strings for all the extra |
448 | columns defined in a probe_ops. */ | |
449 | ||
450 | static void | |
451 | print_ui_out_not_applicables (const struct probe_ops *pops) | |
452 | { | |
453 | struct cleanup *c; | |
454 | VEC (info_probe_column_s) *headings = NULL; | |
455 | info_probe_column_s *column; | |
456 | int ix; | |
457 | ||
458 | if (pops->gen_info_probes_table_header == NULL) | |
459 | return; | |
460 | ||
461 | c = make_cleanup (VEC_cleanup (info_probe_column_s), &headings); | |
462 | pops->gen_info_probes_table_header (&headings); | |
463 | ||
464 | for (ix = 0; | |
465 | VEC_iterate (info_probe_column_s, headings, ix, column); | |
466 | ++ix) | |
467 | ui_out_field_string (current_uiout, column->field_name, _("n/a")); | |
468 | ||
469 | do_cleanups (c); | |
470 | } | |
471 | ||
55aa24fb | 472 | /* Helper function to print extra information about a probe and an objfile |
6bac7473 | 473 | represented by PROBE. */ |
55aa24fb SDJ |
474 | |
475 | static void | |
6bac7473 | 476 | print_ui_out_info (struct probe *probe) |
55aa24fb SDJ |
477 | { |
478 | int ix; | |
479 | int j = 0; | |
480 | /* `values' refers to the actual values of each new field in the output | |
481 | of `info probe'. `headings' refers to the names of each new field. */ | |
482 | VEC (const_char_ptr) *values = NULL; | |
483 | VEC (info_probe_column_s) *headings = NULL; | |
484 | info_probe_column_s *column; | |
485 | struct cleanup *c; | |
486 | ||
6bac7473 SDJ |
487 | gdb_assert (probe != NULL); |
488 | gdb_assert (probe->pops != NULL); | |
55aa24fb | 489 | |
6bac7473 SDJ |
490 | if (probe->pops->gen_info_probes_table_header == NULL |
491 | && probe->pops->gen_info_probes_table_values == NULL) | |
55aa24fb SDJ |
492 | return; |
493 | ||
6bac7473 SDJ |
494 | gdb_assert (probe->pops->gen_info_probes_table_header != NULL |
495 | && probe->pops->gen_info_probes_table_values != NULL); | |
55aa24fb SDJ |
496 | |
497 | c = make_cleanup (VEC_cleanup (info_probe_column_s), &headings); | |
498 | make_cleanup (VEC_cleanup (const_char_ptr), &values); | |
499 | ||
6bac7473 SDJ |
500 | probe->pops->gen_info_probes_table_header (&headings); |
501 | probe->pops->gen_info_probes_table_values (probe, &values); | |
55aa24fb SDJ |
502 | |
503 | gdb_assert (VEC_length (info_probe_column_s, headings) | |
504 | == VEC_length (const_char_ptr, values)); | |
505 | ||
506 | for (ix = 0; | |
507 | VEC_iterate (info_probe_column_s, headings, ix, column); | |
508 | ++ix) | |
509 | { | |
510 | const char *val = VEC_index (const_char_ptr, values, j++); | |
511 | ||
512 | if (val == NULL) | |
513 | ui_out_field_skip (current_uiout, column->field_name); | |
514 | else | |
515 | ui_out_field_string (current_uiout, column->field_name, val); | |
516 | } | |
517 | ||
518 | do_cleanups (c); | |
519 | } | |
520 | ||
521 | /* Helper function that returns the number of extra fields which POPS will | |
522 | need. */ | |
523 | ||
524 | static int | |
525 | get_number_extra_fields (const struct probe_ops *pops) | |
526 | { | |
527 | VEC (info_probe_column_s) *headings = NULL; | |
528 | struct cleanup *c; | |
529 | int n; | |
530 | ||
531 | if (pops->gen_info_probes_table_header == NULL) | |
532 | return 0; | |
533 | ||
534 | c = make_cleanup (VEC_cleanup (info_probe_column_s), &headings); | |
535 | pops->gen_info_probes_table_header (&headings); | |
536 | ||
537 | n = VEC_length (info_probe_column_s, headings); | |
538 | ||
539 | do_cleanups (c); | |
540 | ||
541 | return n; | |
542 | } | |
543 | ||
6f9b8491 JM |
544 | /* Helper function that returns 1 if there is a probe in PROBES |
545 | featuring the given POPS. It returns 0 otherwise. */ | |
546 | ||
547 | static int | |
548 | exists_probe_with_pops (VEC (bound_probe_s) *probes, | |
549 | const struct probe_ops *pops) | |
550 | { | |
551 | struct bound_probe *probe; | |
552 | int ix; | |
553 | ||
554 | for (ix = 0; VEC_iterate (bound_probe_s, probes, ix, probe); ++ix) | |
555 | if (probe->probe->pops == pops) | |
556 | return 1; | |
557 | ||
558 | return 0; | |
559 | } | |
560 | ||
9aca2ff8 JM |
561 | /* Helper function that parses a probe linespec of the form [PROVIDER |
562 | [PROBE [OBJNAME]]] from the provided string STR. */ | |
563 | ||
564 | static void | |
565 | parse_probe_linespec (const char *str, char **provider, | |
566 | char **probe_name, char **objname) | |
567 | { | |
568 | *probe_name = *objname = NULL; | |
569 | ||
570 | *provider = extract_arg_const (&str); | |
571 | if (*provider != NULL) | |
572 | { | |
573 | *probe_name = extract_arg_const (&str); | |
574 | if (*probe_name != NULL) | |
575 | *objname = extract_arg_const (&str); | |
576 | } | |
577 | } | |
578 | ||
55aa24fb SDJ |
579 | /* See comment in probe.h. */ |
580 | ||
581 | void | |
8236def8 TT |
582 | info_probes_for_ops (const char *arg, int from_tty, |
583 | const struct probe_ops *pops) | |
55aa24fb | 584 | { |
6bac7473 | 585 | char *provider, *probe_name = NULL, *objname = NULL; |
55aa24fb | 586 | struct cleanup *cleanup = make_cleanup (null_cleanup, NULL); |
729662a5 | 587 | VEC (bound_probe_s) *probes; |
55aa24fb SDJ |
588 | int i, any_found; |
589 | int ui_out_extra_fields = 0; | |
590 | size_t size_addr; | |
591 | size_t size_name = strlen ("Name"); | |
592 | size_t size_objname = strlen ("Object"); | |
593 | size_t size_provider = strlen ("Provider"); | |
6f9b8491 | 594 | size_t size_type = strlen ("Type"); |
729662a5 | 595 | struct bound_probe *probe; |
55aa24fb SDJ |
596 | struct gdbarch *gdbarch = get_current_arch (); |
597 | ||
9aca2ff8 JM |
598 | parse_probe_linespec (arg, &provider, &probe_name, &objname); |
599 | make_cleanup (xfree, provider); | |
600 | make_cleanup (xfree, probe_name); | |
601 | make_cleanup (xfree, objname); | |
55aa24fb | 602 | |
6f9b8491 JM |
603 | probes = collect_probes (objname, provider, probe_name, pops); |
604 | make_cleanup (VEC_cleanup (probe_p), &probes); | |
605 | ||
55aa24fb SDJ |
606 | if (pops == NULL) |
607 | { | |
608 | const struct probe_ops *po; | |
609 | int ix; | |
610 | ||
611 | /* If the probe_ops is NULL, it means the user has requested a "simple" | |
612 | `info probes', i.e., she wants to print all information about all | |
613 | probes. For that, we have to identify how many extra fields we will | |
614 | need to add in the ui_out table. | |
615 | ||
616 | To do that, we iterate over all probe_ops, querying each one about | |
617 | its extra fields, and incrementing `ui_out_extra_fields' to reflect | |
6f9b8491 JM |
618 | that number. But note that we ignore the probe_ops for which no probes |
619 | are defined with the given search criteria. */ | |
55aa24fb SDJ |
620 | |
621 | for (ix = 0; VEC_iterate (probe_ops_cp, all_probe_ops, ix, po); ++ix) | |
6f9b8491 JM |
622 | if (exists_probe_with_pops (probes, po)) |
623 | ui_out_extra_fields += get_number_extra_fields (po); | |
55aa24fb SDJ |
624 | } |
625 | else | |
626 | ui_out_extra_fields = get_number_extra_fields (pops); | |
627 | ||
55aa24fb | 628 | make_cleanup_ui_out_table_begin_end (current_uiout, |
6f9b8491 | 629 | 5 + ui_out_extra_fields, |
729662a5 | 630 | VEC_length (bound_probe_s, probes), |
55aa24fb SDJ |
631 | "StaticProbes"); |
632 | ||
729662a5 TT |
633 | if (!VEC_empty (bound_probe_s, probes)) |
634 | qsort (VEC_address (bound_probe_s, probes), | |
635 | VEC_length (bound_probe_s, probes), | |
636 | sizeof (bound_probe_s), compare_probes); | |
55aa24fb SDJ |
637 | |
638 | /* What's the size of an address in our architecture? */ | |
639 | size_addr = gdbarch_addr_bit (gdbarch) == 64 ? 18 : 10; | |
640 | ||
6f9b8491 JM |
641 | /* Determining the maximum size of each field (`type', `provider', |
642 | `name' and `objname'). */ | |
729662a5 | 643 | for (i = 0; VEC_iterate (bound_probe_s, probes, i, probe); ++i) |
55aa24fb | 644 | { |
6f9b8491 JM |
645 | const char *probe_type = probe->probe->pops->type_name (probe->probe); |
646 | ||
647 | size_type = max (strlen (probe_type), size_type); | |
729662a5 TT |
648 | size_name = max (strlen (probe->probe->name), size_name); |
649 | size_provider = max (strlen (probe->probe->provider), size_provider); | |
4262abfb | 650 | size_objname = max (strlen (objfile_name (probe->objfile)), size_objname); |
55aa24fb SDJ |
651 | } |
652 | ||
6f9b8491 | 653 | ui_out_table_header (current_uiout, size_type, ui_left, "type", _("Type")); |
55aa24fb SDJ |
654 | ui_out_table_header (current_uiout, size_provider, ui_left, "provider", |
655 | _("Provider")); | |
656 | ui_out_table_header (current_uiout, size_name, ui_left, "name", _("Name")); | |
657 | ui_out_table_header (current_uiout, size_addr, ui_left, "addr", _("Where")); | |
658 | ||
659 | if (pops == NULL) | |
660 | { | |
661 | const struct probe_ops *po; | |
662 | int ix; | |
663 | ||
6f9b8491 JM |
664 | /* We have to generate the table header for each new probe type |
665 | that we will print. Note that this excludes probe types not | |
666 | having any defined probe with the search criteria. */ | |
55aa24fb | 667 | for (ix = 0; VEC_iterate (probe_ops_cp, all_probe_ops, ix, po); ++ix) |
6f9b8491 JM |
668 | if (exists_probe_with_pops (probes, po)) |
669 | gen_ui_out_table_header_info (probes, po); | |
55aa24fb SDJ |
670 | } |
671 | else | |
6bac7473 | 672 | gen_ui_out_table_header_info (probes, pops); |
55aa24fb SDJ |
673 | |
674 | ui_out_table_header (current_uiout, size_objname, ui_left, "object", | |
675 | _("Object")); | |
676 | ui_out_table_body (current_uiout); | |
677 | ||
729662a5 | 678 | for (i = 0; VEC_iterate (bound_probe_s, probes, i, probe); ++i) |
55aa24fb SDJ |
679 | { |
680 | struct cleanup *inner; | |
6f9b8491 | 681 | const char *probe_type = probe->probe->pops->type_name (probe->probe); |
55aa24fb SDJ |
682 | |
683 | inner = make_cleanup_ui_out_tuple_begin_end (current_uiout, "probe"); | |
684 | ||
6f9b8491 | 685 | ui_out_field_string (current_uiout, "type",probe_type); |
729662a5 TT |
686 | ui_out_field_string (current_uiout, "provider", probe->probe->provider); |
687 | ui_out_field_string (current_uiout, "name", probe->probe->name); | |
55aa24fb | 688 | ui_out_field_core_addr (current_uiout, "addr", |
729662a5 TT |
689 | probe->probe->arch, |
690 | get_probe_address (probe->probe, probe->objfile)); | |
55aa24fb SDJ |
691 | |
692 | if (pops == NULL) | |
693 | { | |
694 | const struct probe_ops *po; | |
695 | int ix; | |
696 | ||
697 | for (ix = 0; VEC_iterate (probe_ops_cp, all_probe_ops, ix, po); | |
698 | ++ix) | |
729662a5 TT |
699 | if (probe->probe->pops == po) |
700 | print_ui_out_info (probe->probe); | |
6f9b8491 JM |
701 | else if (exists_probe_with_pops (probes, po)) |
702 | print_ui_out_not_applicables (po); | |
55aa24fb SDJ |
703 | } |
704 | else | |
729662a5 | 705 | print_ui_out_info (probe->probe); |
55aa24fb | 706 | |
4262abfb JK |
707 | ui_out_field_string (current_uiout, "object", |
708 | objfile_name (probe->objfile)); | |
55aa24fb SDJ |
709 | ui_out_text (current_uiout, "\n"); |
710 | ||
711 | do_cleanups (inner); | |
712 | } | |
713 | ||
729662a5 | 714 | any_found = !VEC_empty (bound_probe_s, probes); |
55aa24fb SDJ |
715 | do_cleanups (cleanup); |
716 | ||
717 | if (!any_found) | |
718 | ui_out_message (current_uiout, 0, _("No probes matched.\n")); | |
719 | } | |
720 | ||
721 | /* Implementation of the `info probes' command. */ | |
722 | ||
723 | static void | |
724 | info_probes_command (char *arg, int from_tty) | |
725 | { | |
726 | info_probes_for_ops (arg, from_tty, NULL); | |
727 | } | |
728 | ||
9aca2ff8 JM |
729 | /* Implementation of the `enable probes' command. */ |
730 | ||
731 | static void | |
732 | enable_probes_command (char *arg, int from_tty) | |
733 | { | |
734 | char *provider, *probe_name = NULL, *objname = NULL; | |
735 | struct cleanup *cleanup = make_cleanup (null_cleanup, NULL); | |
736 | VEC (bound_probe_s) *probes; | |
737 | struct bound_probe *probe; | |
738 | int i; | |
739 | ||
740 | parse_probe_linespec ((const char *) arg, &provider, &probe_name, &objname); | |
741 | make_cleanup (xfree, provider); | |
742 | make_cleanup (xfree, probe_name); | |
743 | make_cleanup (xfree, objname); | |
744 | ||
745 | probes = collect_probes (objname, provider, probe_name, NULL); | |
746 | if (VEC_empty (bound_probe_s, probes)) | |
747 | { | |
748 | ui_out_message (current_uiout, 0, _("No probes matched.\n")); | |
749 | do_cleanups (cleanup); | |
750 | return; | |
751 | } | |
752 | ||
753 | /* Enable the selected probes, provided their backends support the | |
754 | notion of enabling a probe. */ | |
755 | for (i = 0; VEC_iterate (bound_probe_s, probes, i, probe); ++i) | |
756 | { | |
757 | const struct probe_ops *pops = probe->probe->pops; | |
758 | ||
759 | if (pops->enable_probe != NULL) | |
760 | { | |
761 | pops->enable_probe (probe->probe); | |
762 | ui_out_message (current_uiout, 0, | |
763 | _("Probe %s:%s enabled.\n"), | |
764 | probe->probe->provider, probe->probe->name); | |
765 | } | |
766 | else | |
767 | ui_out_message (current_uiout, 0, | |
768 | _("Probe %s:%s cannot be enabled.\n"), | |
769 | probe->probe->provider, probe->probe->name); | |
770 | } | |
771 | ||
772 | do_cleanups (cleanup); | |
773 | } | |
774 | ||
775 | /* Implementation of the `disable probes' command. */ | |
776 | ||
777 | static void | |
778 | disable_probes_command (char *arg, int from_tty) | |
779 | { | |
780 | char *provider, *probe_name = NULL, *objname = NULL; | |
781 | struct cleanup *cleanup = make_cleanup (null_cleanup, NULL); | |
782 | VEC (bound_probe_s) *probes; | |
783 | struct bound_probe *probe; | |
784 | int i; | |
785 | ||
786 | parse_probe_linespec ((const char *) arg, &provider, &probe_name, &objname); | |
787 | make_cleanup (xfree, provider); | |
788 | make_cleanup (xfree, probe_name); | |
789 | make_cleanup (xfree, objname); | |
790 | ||
791 | probes = collect_probes (objname, provider, probe_name, NULL /* pops */); | |
792 | if (VEC_empty (bound_probe_s, probes)) | |
793 | { | |
794 | ui_out_message (current_uiout, 0, _("No probes matched.\n")); | |
795 | do_cleanups (cleanup); | |
796 | return; | |
797 | } | |
798 | ||
799 | /* Disable the selected probes, provided their backends support the | |
800 | notion of enabling a probe. */ | |
801 | for (i = 0; VEC_iterate (bound_probe_s, probes, i, probe); ++i) | |
802 | { | |
803 | const struct probe_ops *pops = probe->probe->pops; | |
804 | ||
805 | if (pops->disable_probe != NULL) | |
806 | { | |
807 | pops->disable_probe (probe->probe); | |
808 | ui_out_message (current_uiout, 0, | |
809 | _("Probe %s:%s disabled.\n"), | |
810 | probe->probe->provider, probe->probe->name); | |
811 | } | |
812 | else | |
813 | ui_out_message (current_uiout, 0, | |
814 | _("Probe %s:%s cannot be disabled.\n"), | |
815 | probe->probe->provider, probe->probe->name); | |
816 | } | |
817 | ||
818 | do_cleanups (cleanup); | |
819 | } | |
820 | ||
55aa24fb SDJ |
821 | /* See comments in probe.h. */ |
822 | ||
729662a5 TT |
823 | CORE_ADDR |
824 | get_probe_address (struct probe *probe, struct objfile *objfile) | |
825 | { | |
826 | return probe->pops->get_probe_address (probe, objfile); | |
827 | } | |
828 | ||
829 | /* See comments in probe.h. */ | |
830 | ||
9ee6a5ac | 831 | unsigned |
08a6411c | 832 | get_probe_argument_count (struct probe *probe, struct frame_info *frame) |
9ee6a5ac | 833 | { |
08a6411c | 834 | return probe->pops->get_probe_argument_count (probe, frame); |
9ee6a5ac GB |
835 | } |
836 | ||
837 | /* See comments in probe.h. */ | |
838 | ||
25f9533e SDJ |
839 | int |
840 | can_evaluate_probe_arguments (struct probe *probe) | |
841 | { | |
37fbcad0 | 842 | return probe->pops->can_evaluate_probe_arguments (probe); |
25f9533e SDJ |
843 | } |
844 | ||
845 | /* See comments in probe.h. */ | |
846 | ||
9ee6a5ac | 847 | struct value * |
08a6411c SDJ |
848 | evaluate_probe_argument (struct probe *probe, unsigned n, |
849 | struct frame_info *frame) | |
9ee6a5ac | 850 | { |
08a6411c | 851 | return probe->pops->evaluate_probe_argument (probe, n, frame); |
9ee6a5ac GB |
852 | } |
853 | ||
854 | /* See comments in probe.h. */ | |
855 | ||
55aa24fb SDJ |
856 | struct value * |
857 | probe_safe_evaluate_at_pc (struct frame_info *frame, unsigned n) | |
858 | { | |
729662a5 | 859 | struct bound_probe probe; |
2b963b68 | 860 | unsigned n_args; |
55aa24fb | 861 | |
6bac7473 | 862 | probe = find_probe_by_pc (get_frame_pc (frame)); |
729662a5 | 863 | if (!probe.probe) |
55aa24fb | 864 | return NULL; |
55aa24fb | 865 | |
729662a5 | 866 | n_args = get_probe_argument_count (probe.probe, frame); |
2b963b68 | 867 | if (n >= n_args) |
55aa24fb SDJ |
868 | return NULL; |
869 | ||
729662a5 | 870 | return evaluate_probe_argument (probe.probe, n, frame); |
55aa24fb SDJ |
871 | } |
872 | ||
873 | /* See comment in probe.h. */ | |
874 | ||
875 | const struct probe_ops * | |
876 | probe_linespec_to_ops (const char **linespecp) | |
877 | { | |
878 | int ix; | |
879 | const struct probe_ops *probe_ops; | |
880 | ||
881 | for (ix = 0; VEC_iterate (probe_ops_cp, all_probe_ops, ix, probe_ops); ix++) | |
882 | if (probe_ops->is_linespec (linespecp)) | |
883 | return probe_ops; | |
884 | ||
885 | return NULL; | |
886 | } | |
887 | ||
888 | /* See comment in probe.h. */ | |
889 | ||
890 | int | |
891 | probe_is_linespec_by_keyword (const char **linespecp, const char *const *keywords) | |
892 | { | |
893 | const char *s = *linespecp; | |
894 | const char *const *csp; | |
895 | ||
896 | for (csp = keywords; *csp; csp++) | |
897 | { | |
898 | const char *keyword = *csp; | |
899 | size_t len = strlen (keyword); | |
900 | ||
901 | if (strncmp (s, keyword, len) == 0 && isspace (s[len])) | |
902 | { | |
903 | *linespecp += len + 1; | |
904 | return 1; | |
905 | } | |
906 | } | |
907 | ||
908 | return 0; | |
909 | } | |
910 | ||
911 | /* Implementation of `is_linespec' method for `struct probe_ops'. */ | |
912 | ||
913 | static int | |
914 | probe_any_is_linespec (const char **linespecp) | |
915 | { | |
916 | static const char *const keywords[] = { "-p", "-probe", NULL }; | |
917 | ||
918 | return probe_is_linespec_by_keyword (linespecp, keywords); | |
919 | } | |
920 | ||
921 | /* Dummy method used for `probe_ops_any'. */ | |
922 | ||
923 | static void | |
924 | probe_any_get_probes (VEC (probe_p) **probesp, struct objfile *objfile) | |
925 | { | |
926 | /* No probes can be provided by this dummy backend. */ | |
927 | } | |
928 | ||
929 | /* Operations associated with a generic probe. */ | |
930 | ||
931 | const struct probe_ops probe_ops_any = | |
932 | { | |
933 | probe_any_is_linespec, | |
934 | probe_any_get_probes, | |
935 | }; | |
936 | ||
937 | /* See comments in probe.h. */ | |
938 | ||
939 | struct cmd_list_element ** | |
940 | info_probes_cmdlist_get (void) | |
941 | { | |
942 | static struct cmd_list_element *info_probes_cmdlist; | |
943 | ||
944 | if (info_probes_cmdlist == NULL) | |
945 | add_prefix_cmd ("probes", class_info, info_probes_command, | |
946 | _("\ | |
947 | Show available static probes.\n\ | |
948 | Usage: info probes [all|TYPE [ARGS]]\n\ | |
949 | TYPE specifies the type of the probe, and can be one of the following:\n\ | |
950 | - stap\n\ | |
951 | If you specify TYPE, there may be additional arguments needed by the\n\ | |
952 | subcommand.\n\ | |
953 | If you do not specify any argument, or specify `all', then the command\n\ | |
954 | will show information about all types of probes."), | |
955 | &info_probes_cmdlist, "info probes ", | |
956 | 0/*allow-unknown*/, &infolist); | |
957 | ||
958 | return &info_probes_cmdlist; | |
959 | } | |
960 | ||
03e98035 JM |
961 | \f |
962 | ||
963 | /* This is called to compute the value of one of the $_probe_arg* | |
964 | convenience variables. */ | |
965 | ||
966 | static struct value * | |
967 | compute_probe_arg (struct gdbarch *arch, struct internalvar *ivar, | |
968 | void *data) | |
969 | { | |
970 | struct frame_info *frame = get_selected_frame (_("No frame selected")); | |
971 | CORE_ADDR pc = get_frame_pc (frame); | |
972 | int sel = (int) (uintptr_t) data; | |
973 | struct bound_probe pc_probe; | |
974 | const struct sym_probe_fns *pc_probe_fns; | |
975 | unsigned n_args; | |
976 | ||
977 | /* SEL == -1 means "_probe_argc". */ | |
978 | gdb_assert (sel >= -1); | |
979 | ||
980 | pc_probe = find_probe_by_pc (pc); | |
981 | if (pc_probe.probe == NULL) | |
982 | error (_("No probe at PC %s"), core_addr_to_string (pc)); | |
983 | ||
984 | n_args = get_probe_argument_count (pc_probe.probe, frame); | |
985 | if (sel == -1) | |
986 | return value_from_longest (builtin_type (arch)->builtin_int, n_args); | |
987 | ||
988 | if (sel >= n_args) | |
989 | error (_("Invalid probe argument %d -- probe has %u arguments available"), | |
990 | sel, n_args); | |
991 | ||
992 | return evaluate_probe_argument (pc_probe.probe, sel, frame); | |
993 | } | |
994 | ||
995 | /* This is called to compile one of the $_probe_arg* convenience | |
996 | variables into an agent expression. */ | |
997 | ||
998 | static void | |
999 | compile_probe_arg (struct internalvar *ivar, struct agent_expr *expr, | |
1000 | struct axs_value *value, void *data) | |
1001 | { | |
1002 | CORE_ADDR pc = expr->scope; | |
1003 | int sel = (int) (uintptr_t) data; | |
1004 | struct bound_probe pc_probe; | |
1005 | const struct sym_probe_fns *pc_probe_fns; | |
1006 | int n_args; | |
1007 | struct frame_info *frame = get_selected_frame (NULL); | |
1008 | ||
1009 | /* SEL == -1 means "_probe_argc". */ | |
1010 | gdb_assert (sel >= -1); | |
1011 | ||
1012 | pc_probe = find_probe_by_pc (pc); | |
1013 | if (pc_probe.probe == NULL) | |
1014 | error (_("No probe at PC %s"), core_addr_to_string (pc)); | |
1015 | ||
1016 | n_args = get_probe_argument_count (pc_probe.probe, frame); | |
1017 | ||
1018 | if (sel == -1) | |
1019 | { | |
1020 | value->kind = axs_rvalue; | |
1021 | value->type = builtin_type (expr->gdbarch)->builtin_int; | |
1022 | ax_const_l (expr, n_args); | |
1023 | return; | |
1024 | } | |
1025 | ||
1026 | gdb_assert (sel >= 0); | |
1027 | if (sel >= n_args) | |
1028 | error (_("Invalid probe argument %d -- probe has %d arguments available"), | |
1029 | sel, n_args); | |
1030 | ||
1031 | pc_probe.probe->pops->compile_to_ax (pc_probe.probe, expr, value, sel); | |
1032 | } | |
1033 | ||
1034 | static const struct internalvar_funcs probe_funcs = | |
1035 | { | |
1036 | compute_probe_arg, | |
1037 | compile_probe_arg, | |
1038 | NULL | |
1039 | }; | |
1040 | ||
1041 | ||
55aa24fb SDJ |
1042 | VEC (probe_ops_cp) *all_probe_ops; |
1043 | ||
1044 | void _initialize_probe (void); | |
1045 | ||
1046 | void | |
1047 | _initialize_probe (void) | |
1048 | { | |
1049 | VEC_safe_push (probe_ops_cp, all_probe_ops, &probe_ops_any); | |
1050 | ||
03e98035 JM |
1051 | create_internalvar_type_lazy ("_probe_argc", &probe_funcs, |
1052 | (void *) (uintptr_t) -1); | |
1053 | create_internalvar_type_lazy ("_probe_arg0", &probe_funcs, | |
1054 | (void *) (uintptr_t) 0); | |
1055 | create_internalvar_type_lazy ("_probe_arg1", &probe_funcs, | |
1056 | (void *) (uintptr_t) 1); | |
1057 | create_internalvar_type_lazy ("_probe_arg2", &probe_funcs, | |
1058 | (void *) (uintptr_t) 2); | |
1059 | create_internalvar_type_lazy ("_probe_arg3", &probe_funcs, | |
1060 | (void *) (uintptr_t) 3); | |
1061 | create_internalvar_type_lazy ("_probe_arg4", &probe_funcs, | |
1062 | (void *) (uintptr_t) 4); | |
1063 | create_internalvar_type_lazy ("_probe_arg5", &probe_funcs, | |
1064 | (void *) (uintptr_t) 5); | |
1065 | create_internalvar_type_lazy ("_probe_arg6", &probe_funcs, | |
1066 | (void *) (uintptr_t) 6); | |
1067 | create_internalvar_type_lazy ("_probe_arg7", &probe_funcs, | |
1068 | (void *) (uintptr_t) 7); | |
1069 | create_internalvar_type_lazy ("_probe_arg8", &probe_funcs, | |
1070 | (void *) (uintptr_t) 8); | |
1071 | create_internalvar_type_lazy ("_probe_arg9", &probe_funcs, | |
1072 | (void *) (uintptr_t) 9); | |
1073 | create_internalvar_type_lazy ("_probe_arg10", &probe_funcs, | |
1074 | (void *) (uintptr_t) 10); | |
1075 | create_internalvar_type_lazy ("_probe_arg11", &probe_funcs, | |
1076 | (void *) (uintptr_t) 11); | |
1077 | ||
55aa24fb SDJ |
1078 | add_cmd ("all", class_info, info_probes_command, |
1079 | _("\ | |
1080 | Show information about all type of probes."), | |
1081 | info_probes_cmdlist_get ()); | |
9aca2ff8 JM |
1082 | |
1083 | add_cmd ("probes", class_breakpoint, enable_probes_command, _("\ | |
1084 | Enable probes.\n\ | |
1085 | Usage: enable probes [PROVIDER [NAME [OBJECT]]]\n\ | |
1086 | Each argument is a regular expression, used to select probes.\n\ | |
1087 | PROVIDER matches probe provider names.\n\ | |
1088 | NAME matches the probe names.\n\ | |
1089 | OBJECT matches the executable or shared library name.\n\ | |
1090 | If you do not specify any argument then the command will enable\n\ | |
1091 | all defined probes."), | |
1092 | &enablelist); | |
1093 | ||
1094 | add_cmd ("probes", class_breakpoint, disable_probes_command, _("\ | |
1095 | Disable probes.\n\ | |
1096 | Usage: disable probes [PROVIDER [NAME [OBJECT]]]\n\ | |
1097 | Each argument is a regular expression, used to select probes.\n\ | |
1098 | PROVIDER matches probe provider names.\n\ | |
1099 | NAME matches the probe names.\n\ | |
1100 | OBJECT matches the executable or shared library name.\n\ | |
1101 | If you do not specify any argument then the command will disable\n\ | |
1102 | all defined probes."), | |
1103 | &disablelist); | |
1104 | ||
55aa24fb | 1105 | } |