Commit | Line | Data |
---|---|---|
5f9c39dc FW |
1 | #include "builtin.h" |
2 | ||
b7eead86 | 3 | #include "perf.h" |
5f9c39dc | 4 | #include "util/cache.h" |
b7eead86 AG |
5 | #include "util/debug.h" |
6 | #include "util/exec_cmd.h" | |
7 | #include "util/header.h" | |
8 | #include "util/parse-options.h" | |
9 | #include "util/session.h" | |
5f9c39dc FW |
10 | #include "util/symbol.h" |
11 | #include "util/thread.h" | |
cf72344d | 12 | #include "util/trace-event.h" |
b7eead86 | 13 | #include "util/util.h" |
1424dc96 DA |
14 | #include "util/evlist.h" |
15 | #include "util/evsel.h" | |
5f9c39dc | 16 | |
956ffd02 TZ |
17 | static char const *script_name; |
18 | static char const *generate_script_lang; | |
ffabd99e | 19 | static bool debug_mode; |
e1889d75 | 20 | static u64 last_timestamp; |
6fcf7ddb | 21 | static u64 nr_unordered; |
34c86ea9 | 22 | extern const struct option record_options[]; |
c0230b2b | 23 | static bool no_callchain; |
956ffd02 | 24 | |
745f43e3 DA |
25 | enum perf_output_field { |
26 | PERF_OUTPUT_COMM = 1U << 0, | |
27 | PERF_OUTPUT_TID = 1U << 1, | |
28 | PERF_OUTPUT_PID = 1U << 2, | |
29 | PERF_OUTPUT_TIME = 1U << 3, | |
30 | PERF_OUTPUT_CPU = 1U << 4, | |
31 | PERF_OUTPUT_EVNAME = 1U << 5, | |
32 | PERF_OUTPUT_TRACE = 1U << 6, | |
787bef17 DA |
33 | PERF_OUTPUT_IP = 1U << 7, |
34 | PERF_OUTPUT_SYM = 1U << 8, | |
610723f2 | 35 | PERF_OUTPUT_DSO = 1U << 9, |
745f43e3 DA |
36 | }; |
37 | ||
38 | struct output_option { | |
39 | const char *str; | |
40 | enum perf_output_field field; | |
41 | } all_output_options[] = { | |
42 | {.str = "comm", .field = PERF_OUTPUT_COMM}, | |
43 | {.str = "tid", .field = PERF_OUTPUT_TID}, | |
44 | {.str = "pid", .field = PERF_OUTPUT_PID}, | |
45 | {.str = "time", .field = PERF_OUTPUT_TIME}, | |
46 | {.str = "cpu", .field = PERF_OUTPUT_CPU}, | |
47 | {.str = "event", .field = PERF_OUTPUT_EVNAME}, | |
48 | {.str = "trace", .field = PERF_OUTPUT_TRACE}, | |
787bef17 | 49 | {.str = "ip", .field = PERF_OUTPUT_IP}, |
c0230b2b | 50 | {.str = "sym", .field = PERF_OUTPUT_SYM}, |
610723f2 | 51 | {.str = "dso", .field = PERF_OUTPUT_DSO}, |
745f43e3 DA |
52 | }; |
53 | ||
54 | /* default set to maintain compatibility with current format */ | |
2c9e45f7 DA |
55 | static struct { |
56 | bool user_set; | |
9cbdb702 | 57 | bool wildcard_set; |
2c9e45f7 DA |
58 | u64 fields; |
59 | u64 invalid_fields; | |
60 | } output[PERF_TYPE_MAX] = { | |
61 | ||
62 | [PERF_TYPE_HARDWARE] = { | |
63 | .user_set = false, | |
64 | ||
65 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
66 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 67 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
610723f2 | 68 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO, |
2c9e45f7 DA |
69 | |
70 | .invalid_fields = PERF_OUTPUT_TRACE, | |
71 | }, | |
72 | ||
73 | [PERF_TYPE_SOFTWARE] = { | |
74 | .user_set = false, | |
75 | ||
76 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
77 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 78 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
610723f2 | 79 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO, |
2c9e45f7 DA |
80 | |
81 | .invalid_fields = PERF_OUTPUT_TRACE, | |
82 | }, | |
83 | ||
84 | [PERF_TYPE_TRACEPOINT] = { | |
85 | .user_set = false, | |
86 | ||
87 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
88 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
89 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE, | |
90 | }, | |
0817a6a3 AS |
91 | |
92 | [PERF_TYPE_RAW] = { | |
93 | .user_set = false, | |
94 | ||
95 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
96 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 97 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
610723f2 | 98 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO, |
0817a6a3 AS |
99 | |
100 | .invalid_fields = PERF_OUTPUT_TRACE, | |
101 | }, | |
1424dc96 | 102 | }; |
745f43e3 | 103 | |
2c9e45f7 DA |
104 | static bool output_set_by_user(void) |
105 | { | |
106 | int j; | |
107 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
108 | if (output[j].user_set) | |
109 | return true; | |
110 | } | |
111 | return false; | |
112 | } | |
745f43e3 | 113 | |
9cbdb702 DA |
114 | static const char *output_field2str(enum perf_output_field field) |
115 | { | |
116 | int i, imax = ARRAY_SIZE(all_output_options); | |
117 | const char *str = ""; | |
118 | ||
119 | for (i = 0; i < imax; ++i) { | |
120 | if (all_output_options[i].field == field) { | |
121 | str = all_output_options[i].str; | |
122 | break; | |
123 | } | |
124 | } | |
125 | return str; | |
126 | } | |
127 | ||
2c9e45f7 | 128 | #define PRINT_FIELD(x) (output[attr->type].fields & PERF_OUTPUT_##x) |
1424dc96 | 129 | |
9cbdb702 DA |
130 | static int perf_event_attr__check_stype(struct perf_event_attr *attr, |
131 | u64 sample_type, const char *sample_msg, | |
132 | enum perf_output_field field) | |
1424dc96 | 133 | { |
9cbdb702 DA |
134 | int type = attr->type; |
135 | const char *evname; | |
136 | ||
137 | if (attr->sample_type & sample_type) | |
138 | return 0; | |
139 | ||
140 | if (output[type].user_set) { | |
141 | evname = __event_name(attr->type, attr->config); | |
142 | pr_err("Samples for '%s' event do not have %s attribute set. " | |
143 | "Cannot print '%s' field.\n", | |
144 | evname, sample_msg, output_field2str(field)); | |
145 | return -1; | |
146 | } | |
147 | ||
148 | /* user did not ask for it explicitly so remove from the default list */ | |
149 | output[type].fields &= ~field; | |
150 | evname = __event_name(attr->type, attr->config); | |
151 | pr_debug("Samples for '%s' event do not have %s attribute set. " | |
152 | "Skipping '%s' field.\n", | |
153 | evname, sample_msg, output_field2str(field)); | |
154 | ||
155 | return 0; | |
156 | } | |
157 | ||
158 | static int perf_evsel__check_attr(struct perf_evsel *evsel, | |
159 | struct perf_session *session) | |
160 | { | |
161 | struct perf_event_attr *attr = &evsel->attr; | |
162 | ||
1424dc96 DA |
163 | if (PRINT_FIELD(TRACE) && |
164 | !perf_session__has_traces(session, "record -R")) | |
165 | return -EINVAL; | |
166 | ||
787bef17 | 167 | if (PRINT_FIELD(IP)) { |
9cbdb702 | 168 | if (perf_event_attr__check_stype(attr, PERF_SAMPLE_IP, "IP", |
787bef17 | 169 | PERF_OUTPUT_IP)) |
1424dc96 | 170 | return -EINVAL; |
9cbdb702 | 171 | |
1424dc96 | 172 | if (!no_callchain && |
9cbdb702 | 173 | !(attr->sample_type & PERF_SAMPLE_CALLCHAIN)) |
1424dc96 DA |
174 | symbol_conf.use_callchain = false; |
175 | } | |
787bef17 DA |
176 | if (PRINT_FIELD(SYM) && !PRINT_FIELD(IP)) { |
177 | pr_err("Display of symbols requested but IP is not selected.\n" | |
178 | "No addresses to convert to symbols.\n"); | |
179 | return -EINVAL; | |
180 | } | |
610723f2 DA |
181 | if (PRINT_FIELD(DSO) && !PRINT_FIELD(IP)) { |
182 | pr_err("Display of DSO requested but IP is not selected.\n" | |
183 | "No addresses to convert to dso.\n"); | |
184 | return -EINVAL; | |
185 | } | |
1424dc96 DA |
186 | |
187 | if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) && | |
9cbdb702 DA |
188 | perf_event_attr__check_stype(attr, PERF_SAMPLE_TID, "TID", |
189 | PERF_OUTPUT_TID|PERF_OUTPUT_PID)) | |
1424dc96 | 190 | return -EINVAL; |
1424dc96 DA |
191 | |
192 | if (PRINT_FIELD(TIME) && | |
9cbdb702 DA |
193 | perf_event_attr__check_stype(attr, PERF_SAMPLE_TIME, "TIME", |
194 | PERF_OUTPUT_TIME)) | |
1424dc96 | 195 | return -EINVAL; |
1424dc96 DA |
196 | |
197 | if (PRINT_FIELD(CPU) && | |
9cbdb702 DA |
198 | perf_event_attr__check_stype(attr, PERF_SAMPLE_CPU, "CPU", |
199 | PERF_OUTPUT_CPU)) | |
1424dc96 | 200 | return -EINVAL; |
9cbdb702 DA |
201 | |
202 | return 0; | |
203 | } | |
204 | ||
205 | /* | |
206 | * verify all user requested events exist and the samples | |
207 | * have the expected data | |
208 | */ | |
209 | static int perf_session__check_output_opt(struct perf_session *session) | |
210 | { | |
211 | int j; | |
212 | struct perf_evsel *evsel; | |
213 | ||
214 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
215 | evsel = perf_session__find_first_evtype(session, j); | |
216 | ||
217 | /* | |
218 | * even if fields is set to 0 (ie., show nothing) event must | |
219 | * exist if user explicitly includes it on the command line | |
220 | */ | |
221 | if (!evsel && output[j].user_set && !output[j].wildcard_set) { | |
222 | pr_err("%s events do not exist. " | |
223 | "Remove corresponding -f option to proceed.\n", | |
224 | event_type(j)); | |
225 | return -1; | |
226 | } | |
227 | ||
228 | if (evsel && output[j].fields && | |
229 | perf_evsel__check_attr(evsel, session)) | |
230 | return -1; | |
1424dc96 DA |
231 | } |
232 | ||
233 | return 0; | |
234 | } | |
745f43e3 | 235 | |
c70c94b4 | 236 | static void print_sample_start(struct perf_sample *sample, |
1424dc96 DA |
237 | struct thread *thread, |
238 | struct perf_event_attr *attr) | |
c70c94b4 DA |
239 | { |
240 | int type; | |
241 | struct event *event; | |
242 | const char *evname = NULL; | |
243 | unsigned long secs; | |
244 | unsigned long usecs; | |
745f43e3 DA |
245 | unsigned long long nsecs; |
246 | ||
247 | if (PRINT_FIELD(COMM)) { | |
248 | if (latency_format) | |
249 | printf("%8.8s ", thread->comm); | |
787bef17 | 250 | else if (PRINT_FIELD(IP) && symbol_conf.use_callchain) |
c0230b2b | 251 | printf("%s ", thread->comm); |
745f43e3 DA |
252 | else |
253 | printf("%16s ", thread->comm); | |
254 | } | |
c70c94b4 | 255 | |
745f43e3 DA |
256 | if (PRINT_FIELD(PID) && PRINT_FIELD(TID)) |
257 | printf("%5d/%-5d ", sample->pid, sample->tid); | |
258 | else if (PRINT_FIELD(PID)) | |
259 | printf("%5d ", sample->pid); | |
260 | else if (PRINT_FIELD(TID)) | |
261 | printf("%5d ", sample->tid); | |
262 | ||
263 | if (PRINT_FIELD(CPU)) { | |
264 | if (latency_format) | |
265 | printf("%3d ", sample->cpu); | |
266 | else | |
267 | printf("[%03d] ", sample->cpu); | |
268 | } | |
c70c94b4 | 269 | |
745f43e3 DA |
270 | if (PRINT_FIELD(TIME)) { |
271 | nsecs = sample->time; | |
272 | secs = nsecs / NSECS_PER_SEC; | |
273 | nsecs -= secs * NSECS_PER_SEC; | |
274 | usecs = nsecs / NSECS_PER_USEC; | |
275 | printf("%5lu.%06lu: ", secs, usecs); | |
276 | } | |
c70c94b4 | 277 | |
745f43e3 | 278 | if (PRINT_FIELD(EVNAME)) { |
1424dc96 DA |
279 | if (attr->type == PERF_TYPE_TRACEPOINT) { |
280 | type = trace_parse_common_type(sample->raw_data); | |
281 | event = trace_find_event(type); | |
282 | if (event) | |
283 | evname = event->name; | |
284 | } else | |
285 | evname = __event_name(attr->type, attr->config); | |
c70c94b4 | 286 | |
745f43e3 DA |
287 | printf("%s: ", evname ? evname : "(unknown)"); |
288 | } | |
c70c94b4 DA |
289 | } |
290 | ||
be6d842a DA |
291 | static void process_event(union perf_event *event __unused, |
292 | struct perf_sample *sample, | |
9e69c210 | 293 | struct perf_evsel *evsel, |
1424dc96 | 294 | struct perf_session *session, |
be6d842a DA |
295 | struct thread *thread) |
296 | { | |
9e69c210 | 297 | struct perf_event_attr *attr = &evsel->attr; |
1424dc96 | 298 | |
2c9e45f7 | 299 | if (output[attr->type].fields == 0) |
1424dc96 DA |
300 | return; |
301 | ||
1424dc96 | 302 | print_sample_start(sample, thread, attr); |
745f43e3 DA |
303 | |
304 | if (PRINT_FIELD(TRACE)) | |
305 | print_trace_event(sample->cpu, sample->raw_data, | |
306 | sample->raw_size); | |
307 | ||
787bef17 | 308 | if (PRINT_FIELD(IP)) { |
c0230b2b DA |
309 | if (!symbol_conf.use_callchain) |
310 | printf(" "); | |
311 | else | |
312 | printf("\n"); | |
787bef17 | 313 | perf_session__print_ip(event, sample, session, |
610723f2 | 314 | PRINT_FIELD(SYM), PRINT_FIELD(DSO)); |
c0230b2b DA |
315 | } |
316 | ||
c70c94b4 | 317 | printf("\n"); |
be6d842a DA |
318 | } |
319 | ||
586bc5cc TZ |
320 | static int default_start_script(const char *script __unused, |
321 | int argc __unused, | |
322 | const char **argv __unused) | |
956ffd02 TZ |
323 | { |
324 | return 0; | |
325 | } | |
326 | ||
327 | static int default_stop_script(void) | |
328 | { | |
329 | return 0; | |
330 | } | |
331 | ||
586bc5cc | 332 | static int default_generate_script(const char *outfile __unused) |
956ffd02 TZ |
333 | { |
334 | return 0; | |
335 | } | |
336 | ||
337 | static struct scripting_ops default_scripting_ops = { | |
338 | .start_script = default_start_script, | |
339 | .stop_script = default_stop_script, | |
be6d842a | 340 | .process_event = process_event, |
956ffd02 TZ |
341 | .generate_script = default_generate_script, |
342 | }; | |
343 | ||
344 | static struct scripting_ops *scripting_ops; | |
345 | ||
346 | static void setup_scripting(void) | |
347 | { | |
16c632de | 348 | setup_perl_scripting(); |
7e4b21b8 | 349 | setup_python_scripting(); |
16c632de | 350 | |
956ffd02 TZ |
351 | scripting_ops = &default_scripting_ops; |
352 | } | |
353 | ||
354 | static int cleanup_scripting(void) | |
355 | { | |
133dc4c3 | 356 | pr_debug("\nperf script stopped\n"); |
3824a4e8 | 357 | |
956ffd02 TZ |
358 | return scripting_ops->stop_script(); |
359 | } | |
360 | ||
956ffd02 | 361 | static char const *input_name = "perf.data"; |
5f9c39dc | 362 | |
8115d60c ACM |
363 | static int process_sample_event(union perf_event *event, |
364 | struct perf_sample *sample, | |
9e69c210 | 365 | struct perf_evsel *evsel, |
640c03ce | 366 | struct perf_session *session) |
5f9c39dc | 367 | { |
640c03ce | 368 | struct thread *thread = perf_session__findnew(session, event->ip.pid); |
6ddf259d | 369 | |
5f9c39dc | 370 | if (thread == NULL) { |
6beba7ad ACM |
371 | pr_debug("problem processing %d event, skipping it.\n", |
372 | event->header.type); | |
5f9c39dc FW |
373 | return -1; |
374 | } | |
375 | ||
1424dc96 DA |
376 | if (debug_mode) { |
377 | if (sample->time < last_timestamp) { | |
378 | pr_err("Samples misordered, previous: %" PRIu64 | |
379 | " this: %" PRIu64 "\n", last_timestamp, | |
380 | sample->time); | |
381 | nr_unordered++; | |
e1889d75 | 382 | } |
1424dc96 DA |
383 | last_timestamp = sample->time; |
384 | return 0; | |
5f9c39dc | 385 | } |
9e69c210 | 386 | scripting_ops->process_event(event, sample, evsel, session, thread); |
5f9c39dc | 387 | |
640c03ce | 388 | session->hists.stats.total_period += sample->period; |
5f9c39dc FW |
389 | return 0; |
390 | } | |
391 | ||
301a0b02 | 392 | static struct perf_event_ops event_ops = { |
8115d60c | 393 | .sample = process_sample_event, |
c0230b2b | 394 | .mmap = perf_event__process_mmap, |
8115d60c | 395 | .comm = perf_event__process_comm, |
c0230b2b DA |
396 | .exit = perf_event__process_task, |
397 | .fork = perf_event__process_task, | |
8115d60c ACM |
398 | .attr = perf_event__process_attr, |
399 | .event_type = perf_event__process_event_type, | |
400 | .tracing_data = perf_event__process_tracing_data, | |
401 | .build_id = perf_event__process_build_id, | |
e0a808c6 | 402 | .ordered_samples = true, |
8115d60c | 403 | .ordering_requires_timestamps = true, |
016e92fb FW |
404 | }; |
405 | ||
c239da3b TZ |
406 | extern volatile int session_done; |
407 | ||
408 | static void sig_handler(int sig __unused) | |
409 | { | |
410 | session_done = 1; | |
411 | } | |
412 | ||
133dc4c3 | 413 | static int __cmd_script(struct perf_session *session) |
5f9c39dc | 414 | { |
6fcf7ddb FW |
415 | int ret; |
416 | ||
c239da3b TZ |
417 | signal(SIGINT, sig_handler); |
418 | ||
6fcf7ddb FW |
419 | ret = perf_session__process_events(session, &event_ops); |
420 | ||
6d8afb56 | 421 | if (debug_mode) |
9486aa38 | 422 | pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered); |
6fcf7ddb FW |
423 | |
424 | return ret; | |
5f9c39dc FW |
425 | } |
426 | ||
956ffd02 TZ |
427 | struct script_spec { |
428 | struct list_head node; | |
429 | struct scripting_ops *ops; | |
430 | char spec[0]; | |
431 | }; | |
432 | ||
eccdfe2d | 433 | static LIST_HEAD(script_specs); |
956ffd02 TZ |
434 | |
435 | static struct script_spec *script_spec__new(const char *spec, | |
436 | struct scripting_ops *ops) | |
437 | { | |
438 | struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1); | |
439 | ||
440 | if (s != NULL) { | |
441 | strcpy(s->spec, spec); | |
442 | s->ops = ops; | |
443 | } | |
444 | ||
445 | return s; | |
446 | } | |
447 | ||
448 | static void script_spec__delete(struct script_spec *s) | |
449 | { | |
450 | free(s->spec); | |
451 | free(s); | |
452 | } | |
453 | ||
454 | static void script_spec__add(struct script_spec *s) | |
455 | { | |
456 | list_add_tail(&s->node, &script_specs); | |
457 | } | |
458 | ||
459 | static struct script_spec *script_spec__find(const char *spec) | |
460 | { | |
461 | struct script_spec *s; | |
462 | ||
463 | list_for_each_entry(s, &script_specs, node) | |
464 | if (strcasecmp(s->spec, spec) == 0) | |
465 | return s; | |
466 | return NULL; | |
467 | } | |
468 | ||
469 | static struct script_spec *script_spec__findnew(const char *spec, | |
470 | struct scripting_ops *ops) | |
471 | { | |
472 | struct script_spec *s = script_spec__find(spec); | |
473 | ||
474 | if (s) | |
475 | return s; | |
476 | ||
477 | s = script_spec__new(spec, ops); | |
478 | if (!s) | |
479 | goto out_delete_spec; | |
480 | ||
481 | script_spec__add(s); | |
482 | ||
483 | return s; | |
484 | ||
485 | out_delete_spec: | |
486 | script_spec__delete(s); | |
487 | ||
488 | return NULL; | |
489 | } | |
490 | ||
491 | int script_spec_register(const char *spec, struct scripting_ops *ops) | |
492 | { | |
493 | struct script_spec *s; | |
494 | ||
495 | s = script_spec__find(spec); | |
496 | if (s) | |
497 | return -1; | |
498 | ||
499 | s = script_spec__findnew(spec, ops); | |
500 | if (!s) | |
501 | return -1; | |
502 | ||
503 | return 0; | |
504 | } | |
505 | ||
506 | static struct scripting_ops *script_spec__lookup(const char *spec) | |
507 | { | |
508 | struct script_spec *s = script_spec__find(spec); | |
509 | if (!s) | |
510 | return NULL; | |
511 | ||
512 | return s->ops; | |
513 | } | |
514 | ||
515 | static void list_available_languages(void) | |
516 | { | |
517 | struct script_spec *s; | |
518 | ||
519 | fprintf(stderr, "\n"); | |
520 | fprintf(stderr, "Scripting language extensions (used in " | |
133dc4c3 | 521 | "perf script -s [spec:]script.[spec]):\n\n"); |
956ffd02 TZ |
522 | |
523 | list_for_each_entry(s, &script_specs, node) | |
524 | fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name); | |
525 | ||
526 | fprintf(stderr, "\n"); | |
527 | } | |
528 | ||
529 | static int parse_scriptname(const struct option *opt __used, | |
530 | const char *str, int unset __used) | |
531 | { | |
532 | char spec[PATH_MAX]; | |
533 | const char *script, *ext; | |
534 | int len; | |
535 | ||
f526d68b | 536 | if (strcmp(str, "lang") == 0) { |
956ffd02 | 537 | list_available_languages(); |
f526d68b | 538 | exit(0); |
956ffd02 TZ |
539 | } |
540 | ||
541 | script = strchr(str, ':'); | |
542 | if (script) { | |
543 | len = script - str; | |
544 | if (len >= PATH_MAX) { | |
545 | fprintf(stderr, "invalid language specifier"); | |
546 | return -1; | |
547 | } | |
548 | strncpy(spec, str, len); | |
549 | spec[len] = '\0'; | |
550 | scripting_ops = script_spec__lookup(spec); | |
551 | if (!scripting_ops) { | |
552 | fprintf(stderr, "invalid language specifier"); | |
553 | return -1; | |
554 | } | |
555 | script++; | |
556 | } else { | |
557 | script = str; | |
d1e95bb5 | 558 | ext = strrchr(script, '.'); |
956ffd02 TZ |
559 | if (!ext) { |
560 | fprintf(stderr, "invalid script extension"); | |
561 | return -1; | |
562 | } | |
563 | scripting_ops = script_spec__lookup(++ext); | |
564 | if (!scripting_ops) { | |
565 | fprintf(stderr, "invalid script extension"); | |
566 | return -1; | |
567 | } | |
568 | } | |
569 | ||
570 | script_name = strdup(script); | |
571 | ||
572 | return 0; | |
573 | } | |
574 | ||
745f43e3 DA |
575 | static int parse_output_fields(const struct option *opt __used, |
576 | const char *arg, int unset __used) | |
577 | { | |
578 | char *tok; | |
579 | int i, imax = sizeof(all_output_options) / sizeof(struct output_option); | |
2c9e45f7 | 580 | int j; |
745f43e3 DA |
581 | int rc = 0; |
582 | char *str = strdup(arg); | |
1424dc96 | 583 | int type = -1; |
745f43e3 DA |
584 | |
585 | if (!str) | |
586 | return -ENOMEM; | |
587 | ||
2c9e45f7 DA |
588 | /* first word can state for which event type the user is specifying |
589 | * the fields. If no type exists, the specified fields apply to all | |
590 | * event types found in the file minus the invalid fields for a type. | |
1424dc96 | 591 | */ |
2c9e45f7 DA |
592 | tok = strchr(str, ':'); |
593 | if (tok) { | |
594 | *tok = '\0'; | |
595 | tok++; | |
596 | if (!strcmp(str, "hw")) | |
597 | type = PERF_TYPE_HARDWARE; | |
598 | else if (!strcmp(str, "sw")) | |
599 | type = PERF_TYPE_SOFTWARE; | |
600 | else if (!strcmp(str, "trace")) | |
601 | type = PERF_TYPE_TRACEPOINT; | |
0817a6a3 AS |
602 | else if (!strcmp(str, "raw")) |
603 | type = PERF_TYPE_RAW; | |
2c9e45f7 DA |
604 | else { |
605 | fprintf(stderr, "Invalid event type in field string.\n"); | |
606 | return -EINVAL; | |
607 | } | |
608 | ||
609 | if (output[type].user_set) | |
610 | pr_warning("Overriding previous field request for %s events.\n", | |
611 | event_type(type)); | |
612 | ||
613 | output[type].fields = 0; | |
614 | output[type].user_set = true; | |
9cbdb702 | 615 | output[type].wildcard_set = false; |
2c9e45f7 DA |
616 | |
617 | } else { | |
618 | tok = str; | |
619 | if (strlen(str) == 0) { | |
620 | fprintf(stderr, | |
621 | "Cannot set fields to 'none' for all event types.\n"); | |
622 | rc = -EINVAL; | |
623 | goto out; | |
624 | } | |
625 | ||
626 | if (output_set_by_user()) | |
627 | pr_warning("Overriding previous field request for all events.\n"); | |
628 | ||
629 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
630 | output[j].fields = 0; | |
631 | output[j].user_set = true; | |
9cbdb702 | 632 | output[j].wildcard_set = true; |
2c9e45f7 | 633 | } |
745f43e3 DA |
634 | } |
635 | ||
2c9e45f7 DA |
636 | tok = strtok(tok, ","); |
637 | while (tok) { | |
745f43e3 | 638 | for (i = 0; i < imax; ++i) { |
2c9e45f7 | 639 | if (strcmp(tok, all_output_options[i].str) == 0) |
745f43e3 | 640 | break; |
745f43e3 DA |
641 | } |
642 | if (i == imax) { | |
2c9e45f7 | 643 | fprintf(stderr, "Invalid field requested.\n"); |
745f43e3 | 644 | rc = -EINVAL; |
2c9e45f7 | 645 | goto out; |
745f43e3 DA |
646 | } |
647 | ||
2c9e45f7 DA |
648 | if (type == -1) { |
649 | /* add user option to all events types for | |
650 | * which it is valid | |
651 | */ | |
652 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
653 | if (output[j].invalid_fields & all_output_options[i].field) { | |
654 | pr_warning("\'%s\' not valid for %s events. Ignoring.\n", | |
655 | all_output_options[i].str, event_type(j)); | |
656 | } else | |
657 | output[j].fields |= all_output_options[i].field; | |
658 | } | |
659 | } else { | |
660 | if (output[type].invalid_fields & all_output_options[i].field) { | |
661 | fprintf(stderr, "\'%s\' not valid for %s events.\n", | |
662 | all_output_options[i].str, event_type(type)); | |
663 | ||
664 | rc = -EINVAL; | |
665 | goto out; | |
666 | } | |
667 | output[type].fields |= all_output_options[i].field; | |
668 | } | |
669 | ||
670 | tok = strtok(NULL, ","); | |
745f43e3 DA |
671 | } |
672 | ||
2c9e45f7 DA |
673 | if (type >= 0) { |
674 | if (output[type].fields == 0) { | |
675 | pr_debug("No fields requested for %s type. " | |
676 | "Events will not be displayed.\n", event_type(type)); | |
677 | } | |
678 | } | |
745f43e3 | 679 | |
2c9e45f7 | 680 | out: |
745f43e3 DA |
681 | free(str); |
682 | return rc; | |
683 | } | |
684 | ||
008f29d3 SB |
685 | /* Helper function for filesystems that return a dent->d_type DT_UNKNOWN */ |
686 | static int is_directory(const char *base_path, const struct dirent *dent) | |
687 | { | |
688 | char path[PATH_MAX]; | |
689 | struct stat st; | |
690 | ||
691 | sprintf(path, "%s/%s", base_path, dent->d_name); | |
692 | if (stat(path, &st)) | |
693 | return 0; | |
694 | ||
695 | return S_ISDIR(st.st_mode); | |
696 | } | |
697 | ||
698 | #define for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next)\ | |
4b9c0c59 TZ |
699 | while (!readdir_r(scripts_dir, &lang_dirent, &lang_next) && \ |
700 | lang_next) \ | |
008f29d3 SB |
701 | if ((lang_dirent.d_type == DT_DIR || \ |
702 | (lang_dirent.d_type == DT_UNKNOWN && \ | |
703 | is_directory(scripts_path, &lang_dirent))) && \ | |
4b9c0c59 TZ |
704 | (strcmp(lang_dirent.d_name, ".")) && \ |
705 | (strcmp(lang_dirent.d_name, ".."))) | |
706 | ||
008f29d3 | 707 | #define for_each_script(lang_path, lang_dir, script_dirent, script_next)\ |
4b9c0c59 TZ |
708 | while (!readdir_r(lang_dir, &script_dirent, &script_next) && \ |
709 | script_next) \ | |
008f29d3 SB |
710 | if (script_dirent.d_type != DT_DIR && \ |
711 | (script_dirent.d_type != DT_UNKNOWN || \ | |
712 | !is_directory(lang_path, &script_dirent))) | |
4b9c0c59 TZ |
713 | |
714 | ||
715 | #define RECORD_SUFFIX "-record" | |
716 | #define REPORT_SUFFIX "-report" | |
717 | ||
718 | struct script_desc { | |
719 | struct list_head node; | |
720 | char *name; | |
721 | char *half_liner; | |
722 | char *args; | |
723 | }; | |
724 | ||
eccdfe2d | 725 | static LIST_HEAD(script_descs); |
4b9c0c59 TZ |
726 | |
727 | static struct script_desc *script_desc__new(const char *name) | |
728 | { | |
729 | struct script_desc *s = zalloc(sizeof(*s)); | |
730 | ||
b5b87312 | 731 | if (s != NULL && name) |
4b9c0c59 TZ |
732 | s->name = strdup(name); |
733 | ||
734 | return s; | |
735 | } | |
736 | ||
737 | static void script_desc__delete(struct script_desc *s) | |
738 | { | |
739 | free(s->name); | |
e8719adf TZ |
740 | free(s->half_liner); |
741 | free(s->args); | |
4b9c0c59 TZ |
742 | free(s); |
743 | } | |
744 | ||
745 | static void script_desc__add(struct script_desc *s) | |
746 | { | |
747 | list_add_tail(&s->node, &script_descs); | |
748 | } | |
749 | ||
750 | static struct script_desc *script_desc__find(const char *name) | |
751 | { | |
752 | struct script_desc *s; | |
753 | ||
754 | list_for_each_entry(s, &script_descs, node) | |
755 | if (strcasecmp(s->name, name) == 0) | |
756 | return s; | |
757 | return NULL; | |
758 | } | |
759 | ||
760 | static struct script_desc *script_desc__findnew(const char *name) | |
761 | { | |
762 | struct script_desc *s = script_desc__find(name); | |
763 | ||
764 | if (s) | |
765 | return s; | |
766 | ||
767 | s = script_desc__new(name); | |
768 | if (!s) | |
769 | goto out_delete_desc; | |
770 | ||
771 | script_desc__add(s); | |
772 | ||
773 | return s; | |
774 | ||
775 | out_delete_desc: | |
776 | script_desc__delete(s); | |
777 | ||
778 | return NULL; | |
779 | } | |
780 | ||
965bb6be | 781 | static const char *ends_with(const char *str, const char *suffix) |
4b9c0c59 TZ |
782 | { |
783 | size_t suffix_len = strlen(suffix); | |
965bb6be | 784 | const char *p = str; |
4b9c0c59 TZ |
785 | |
786 | if (strlen(str) > suffix_len) { | |
787 | p = str + strlen(str) - suffix_len; | |
788 | if (!strncmp(p, suffix, suffix_len)) | |
789 | return p; | |
790 | } | |
791 | ||
792 | return NULL; | |
793 | } | |
794 | ||
795 | static char *ltrim(char *str) | |
796 | { | |
797 | int len = strlen(str); | |
798 | ||
799 | while (len && isspace(*str)) { | |
800 | len--; | |
801 | str++; | |
802 | } | |
803 | ||
804 | return str; | |
805 | } | |
806 | ||
807 | static int read_script_info(struct script_desc *desc, const char *filename) | |
808 | { | |
809 | char line[BUFSIZ], *p; | |
810 | FILE *fp; | |
811 | ||
812 | fp = fopen(filename, "r"); | |
813 | if (!fp) | |
814 | return -1; | |
815 | ||
816 | while (fgets(line, sizeof(line), fp)) { | |
817 | p = ltrim(line); | |
818 | if (strlen(p) == 0) | |
819 | continue; | |
820 | if (*p != '#') | |
821 | continue; | |
822 | p++; | |
823 | if (strlen(p) && *p == '!') | |
824 | continue; | |
825 | ||
826 | p = ltrim(p); | |
827 | if (strlen(p) && p[strlen(p) - 1] == '\n') | |
828 | p[strlen(p) - 1] = '\0'; | |
829 | ||
830 | if (!strncmp(p, "description:", strlen("description:"))) { | |
831 | p += strlen("description:"); | |
832 | desc->half_liner = strdup(ltrim(p)); | |
833 | continue; | |
834 | } | |
835 | ||
836 | if (!strncmp(p, "args:", strlen("args:"))) { | |
837 | p += strlen("args:"); | |
838 | desc->args = strdup(ltrim(p)); | |
839 | continue; | |
840 | } | |
841 | } | |
842 | ||
843 | fclose(fp); | |
844 | ||
845 | return 0; | |
846 | } | |
847 | ||
848 | static int list_available_scripts(const struct option *opt __used, | |
849 | const char *s __used, int unset __used) | |
850 | { | |
851 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
852 | char scripts_path[MAXPATHLEN]; | |
853 | DIR *scripts_dir, *lang_dir; | |
854 | char script_path[MAXPATHLEN]; | |
855 | char lang_path[MAXPATHLEN]; | |
856 | struct script_desc *desc; | |
857 | char first_half[BUFSIZ]; | |
858 | char *script_root; | |
859 | char *str; | |
860 | ||
861 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); | |
862 | ||
863 | scripts_dir = opendir(scripts_path); | |
864 | if (!scripts_dir) | |
865 | return -1; | |
866 | ||
008f29d3 | 867 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { |
4b9c0c59 TZ |
868 | snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |
869 | lang_dirent.d_name); | |
870 | lang_dir = opendir(lang_path); | |
871 | if (!lang_dir) | |
872 | continue; | |
873 | ||
008f29d3 | 874 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { |
4b9c0c59 | 875 | script_root = strdup(script_dirent.d_name); |
965bb6be | 876 | str = (char *)ends_with(script_root, REPORT_SUFFIX); |
4b9c0c59 TZ |
877 | if (str) { |
878 | *str = '\0'; | |
879 | desc = script_desc__findnew(script_root); | |
880 | snprintf(script_path, MAXPATHLEN, "%s/%s", | |
881 | lang_path, script_dirent.d_name); | |
882 | read_script_info(desc, script_path); | |
883 | } | |
884 | free(script_root); | |
885 | } | |
886 | } | |
887 | ||
888 | fprintf(stdout, "List of available trace scripts:\n"); | |
889 | list_for_each_entry(desc, &script_descs, node) { | |
890 | sprintf(first_half, "%s %s", desc->name, | |
891 | desc->args ? desc->args : ""); | |
892 | fprintf(stdout, " %-36s %s\n", first_half, | |
893 | desc->half_liner ? desc->half_liner : ""); | |
894 | } | |
895 | ||
896 | exit(0); | |
897 | } | |
898 | ||
3875294f TZ |
899 | static char *get_script_path(const char *script_root, const char *suffix) |
900 | { | |
901 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
902 | char scripts_path[MAXPATHLEN]; | |
903 | char script_path[MAXPATHLEN]; | |
904 | DIR *scripts_dir, *lang_dir; | |
905 | char lang_path[MAXPATHLEN]; | |
906 | char *str, *__script_root; | |
907 | char *path = NULL; | |
908 | ||
909 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); | |
910 | ||
911 | scripts_dir = opendir(scripts_path); | |
912 | if (!scripts_dir) | |
913 | return NULL; | |
914 | ||
008f29d3 | 915 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { |
3875294f TZ |
916 | snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |
917 | lang_dirent.d_name); | |
918 | lang_dir = opendir(lang_path); | |
919 | if (!lang_dir) | |
920 | continue; | |
921 | ||
008f29d3 | 922 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { |
3875294f | 923 | __script_root = strdup(script_dirent.d_name); |
965bb6be | 924 | str = (char *)ends_with(__script_root, suffix); |
3875294f TZ |
925 | if (str) { |
926 | *str = '\0'; | |
927 | if (strcmp(__script_root, script_root)) | |
928 | continue; | |
929 | snprintf(script_path, MAXPATHLEN, "%s/%s", | |
930 | lang_path, script_dirent.d_name); | |
931 | path = strdup(script_path); | |
932 | free(__script_root); | |
933 | break; | |
934 | } | |
935 | free(__script_root); | |
936 | } | |
937 | } | |
938 | ||
939 | return path; | |
940 | } | |
941 | ||
b5b87312 TZ |
942 | static bool is_top_script(const char *script_path) |
943 | { | |
965bb6be | 944 | return ends_with(script_path, "top") == NULL ? false : true; |
b5b87312 TZ |
945 | } |
946 | ||
947 | static int has_required_arg(char *script_path) | |
948 | { | |
949 | struct script_desc *desc; | |
950 | int n_args = 0; | |
951 | char *p; | |
952 | ||
953 | desc = script_desc__new(NULL); | |
954 | ||
955 | if (read_script_info(desc, script_path)) | |
956 | goto out; | |
957 | ||
958 | if (!desc->args) | |
959 | goto out; | |
960 | ||
961 | for (p = desc->args; *p; p++) | |
962 | if (*p == '<') | |
963 | n_args++; | |
964 | out: | |
965 | script_desc__delete(desc); | |
966 | ||
967 | return n_args; | |
968 | } | |
969 | ||
133dc4c3 IM |
970 | static const char * const script_usage[] = { |
971 | "perf script [<options>]", | |
972 | "perf script [<options>] record <script> [<record-options>] <command>", | |
973 | "perf script [<options>] report <script> [script-args]", | |
974 | "perf script [<options>] <script> [<record-options>] <command>", | |
975 | "perf script [<options>] <top-script> [script-args]", | |
5f9c39dc FW |
976 | NULL |
977 | }; | |
978 | ||
979 | static const struct option options[] = { | |
980 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, | |
981 | "dump raw trace in ASCII"), | |
c0555642 | 982 | OPT_INCR('v', "verbose", &verbose, |
5f9c39dc | 983 | "be more verbose (show symbol address, etc)"), |
4b9c0c59 | 984 | OPT_BOOLEAN('L', "Latency", &latency_format, |
cda48461 | 985 | "show latency attributes (irqs/preemption disabled, etc)"), |
4b9c0c59 TZ |
986 | OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts", |
987 | list_available_scripts), | |
956ffd02 TZ |
988 | OPT_CALLBACK('s', "script", NULL, "name", |
989 | "script file name (lang:script name, script name, or *)", | |
990 | parse_scriptname), | |
991 | OPT_STRING('g', "gen-script", &generate_script_lang, "lang", | |
133dc4c3 | 992 | "generate perf-script.xx script in specified language"), |
408f0d18 HM |
993 | OPT_STRING('i', "input", &input_name, "file", |
994 | "input file name"), | |
ffabd99e FW |
995 | OPT_BOOLEAN('d', "debug-mode", &debug_mode, |
996 | "do various checks like samples ordering and lost events"), | |
c0230b2b DA |
997 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
998 | "file", "vmlinux pathname"), | |
999 | OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, | |
1000 | "file", "kallsyms pathname"), | |
1001 | OPT_BOOLEAN('G', "hide-call-graph", &no_callchain, | |
1002 | "When printing symbols do not display call chain"), | |
1003 | OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", | |
1004 | "Look for files with symbols relative to this directory"), | |
745f43e3 | 1005 | OPT_CALLBACK('f', "fields", NULL, "str", |
610723f2 | 1006 | "comma separated output fields prepend with 'type:'. Valid types: hw,sw,trace,raw. Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso", |
745f43e3 | 1007 | parse_output_fields), |
956ffd02 | 1008 | |
1909629f | 1009 | OPT_END() |
5f9c39dc FW |
1010 | }; |
1011 | ||
34c86ea9 TZ |
1012 | static bool have_cmd(int argc, const char **argv) |
1013 | { | |
1014 | char **__argv = malloc(sizeof(const char *) * argc); | |
1015 | ||
1016 | if (!__argv) | |
1017 | die("malloc"); | |
1018 | memcpy(__argv, argv, sizeof(const char *) * argc); | |
1019 | argc = parse_options(argc, (const char **)__argv, record_options, | |
1020 | NULL, PARSE_OPT_STOP_AT_NON_OPTION); | |
1021 | free(__argv); | |
1022 | ||
1023 | return argc != 0; | |
1024 | } | |
1025 | ||
133dc4c3 | 1026 | int cmd_script(int argc, const char **argv, const char *prefix __used) |
5f9c39dc | 1027 | { |
b5b87312 TZ |
1028 | char *rec_script_path = NULL; |
1029 | char *rep_script_path = NULL; | |
d8f66248 | 1030 | struct perf_session *session; |
b5b87312 | 1031 | char *script_path = NULL; |
3875294f | 1032 | const char **__argv; |
b5b87312 TZ |
1033 | bool system_wide; |
1034 | int i, j, err; | |
3875294f | 1035 | |
b5b87312 TZ |
1036 | setup_scripting(); |
1037 | ||
133dc4c3 | 1038 | argc = parse_options(argc, argv, options, script_usage, |
b5b87312 TZ |
1039 | PARSE_OPT_STOP_AT_NON_OPTION); |
1040 | ||
1041 | if (argc > 1 && !strncmp(argv[0], "rec", strlen("rec"))) { | |
1042 | rec_script_path = get_script_path(argv[1], RECORD_SUFFIX); | |
1043 | if (!rec_script_path) | |
1044 | return cmd_record(argc, argv, NULL); | |
3875294f TZ |
1045 | } |
1046 | ||
b5b87312 TZ |
1047 | if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) { |
1048 | rep_script_path = get_script_path(argv[1], REPORT_SUFFIX); | |
1049 | if (!rep_script_path) { | |
3875294f | 1050 | fprintf(stderr, |
b5b87312 | 1051 | "Please specify a valid report script" |
133dc4c3 | 1052 | "(see 'perf script -l' for listing)\n"); |
3875294f TZ |
1053 | return -1; |
1054 | } | |
3875294f TZ |
1055 | } |
1056 | ||
44e668c6 BH |
1057 | /* make sure PERF_EXEC_PATH is set for scripts */ |
1058 | perf_set_argv_exec_path(perf_exec_path()); | |
1059 | ||
b5b87312 | 1060 | if (argc && !script_name && !rec_script_path && !rep_script_path) { |
a0cccc2e | 1061 | int live_pipe[2]; |
b5b87312 | 1062 | int rep_args; |
a0cccc2e TZ |
1063 | pid_t pid; |
1064 | ||
b5b87312 TZ |
1065 | rec_script_path = get_script_path(argv[0], RECORD_SUFFIX); |
1066 | rep_script_path = get_script_path(argv[0], REPORT_SUFFIX); | |
1067 | ||
1068 | if (!rec_script_path && !rep_script_path) { | |
1069 | fprintf(stderr, " Couldn't find script %s\n\n See perf" | |
133dc4c3 IM |
1070 | " script -l for available scripts.\n", argv[0]); |
1071 | usage_with_options(script_usage, options); | |
a0cccc2e TZ |
1072 | } |
1073 | ||
b5b87312 TZ |
1074 | if (is_top_script(argv[0])) { |
1075 | rep_args = argc - 1; | |
1076 | } else { | |
1077 | int rec_args; | |
1078 | ||
1079 | rep_args = has_required_arg(rep_script_path); | |
1080 | rec_args = (argc - 1) - rep_args; | |
1081 | if (rec_args < 0) { | |
1082 | fprintf(stderr, " %s script requires options." | |
133dc4c3 | 1083 | "\n\n See perf script -l for available " |
b5b87312 | 1084 | "scripts and options.\n", argv[0]); |
133dc4c3 | 1085 | usage_with_options(script_usage, options); |
b5b87312 | 1086 | } |
a0cccc2e TZ |
1087 | } |
1088 | ||
1089 | if (pipe(live_pipe) < 0) { | |
1090 | perror("failed to create pipe"); | |
1091 | exit(-1); | |
1092 | } | |
1093 | ||
1094 | pid = fork(); | |
1095 | if (pid < 0) { | |
1096 | perror("failed to fork"); | |
1097 | exit(-1); | |
1098 | } | |
1099 | ||
1100 | if (!pid) { | |
b5b87312 TZ |
1101 | system_wide = true; |
1102 | j = 0; | |
1103 | ||
a0cccc2e TZ |
1104 | dup2(live_pipe[1], 1); |
1105 | close(live_pipe[0]); | |
1106 | ||
b5b87312 TZ |
1107 | if (!is_top_script(argv[0])) |
1108 | system_wide = !have_cmd(argc - rep_args, | |
1109 | &argv[rep_args]); | |
1110 | ||
1111 | __argv = malloc((argc + 6) * sizeof(const char *)); | |
e8719adf TZ |
1112 | if (!__argv) |
1113 | die("malloc"); | |
1114 | ||
b5b87312 TZ |
1115 | __argv[j++] = "/bin/sh"; |
1116 | __argv[j++] = rec_script_path; | |
1117 | if (system_wide) | |
1118 | __argv[j++] = "-a"; | |
1119 | __argv[j++] = "-q"; | |
1120 | __argv[j++] = "-o"; | |
1121 | __argv[j++] = "-"; | |
1122 | for (i = rep_args + 1; i < argc; i++) | |
1123 | __argv[j++] = argv[i]; | |
1124 | __argv[j++] = NULL; | |
a0cccc2e TZ |
1125 | |
1126 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1127 | free(__argv); |
a0cccc2e TZ |
1128 | exit(-1); |
1129 | } | |
1130 | ||
1131 | dup2(live_pipe[0], 0); | |
1132 | close(live_pipe[1]); | |
1133 | ||
b5b87312 | 1134 | __argv = malloc((argc + 4) * sizeof(const char *)); |
e8719adf TZ |
1135 | if (!__argv) |
1136 | die("malloc"); | |
b5b87312 TZ |
1137 | j = 0; |
1138 | __argv[j++] = "/bin/sh"; | |
1139 | __argv[j++] = rep_script_path; | |
1140 | for (i = 1; i < rep_args + 1; i++) | |
1141 | __argv[j++] = argv[i]; | |
1142 | __argv[j++] = "-i"; | |
1143 | __argv[j++] = "-"; | |
1144 | __argv[j++] = NULL; | |
a0cccc2e TZ |
1145 | |
1146 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1147 | free(__argv); |
a0cccc2e TZ |
1148 | exit(-1); |
1149 | } | |
1150 | ||
b5b87312 TZ |
1151 | if (rec_script_path) |
1152 | script_path = rec_script_path; | |
1153 | if (rep_script_path) | |
1154 | script_path = rep_script_path; | |
34c86ea9 | 1155 | |
b5b87312 TZ |
1156 | if (script_path) { |
1157 | system_wide = false; | |
1158 | j = 0; | |
3875294f | 1159 | |
b5b87312 TZ |
1160 | if (rec_script_path) |
1161 | system_wide = !have_cmd(argc - 1, &argv[1]); | |
34c86ea9 | 1162 | |
b5b87312 | 1163 | __argv = malloc((argc + 2) * sizeof(const char *)); |
e8719adf TZ |
1164 | if (!__argv) |
1165 | die("malloc"); | |
34c86ea9 TZ |
1166 | __argv[j++] = "/bin/sh"; |
1167 | __argv[j++] = script_path; | |
1168 | if (system_wide) | |
1169 | __argv[j++] = "-a"; | |
b5b87312 | 1170 | for (i = 2; i < argc; i++) |
34c86ea9 TZ |
1171 | __argv[j++] = argv[i]; |
1172 | __argv[j++] = NULL; | |
3875294f TZ |
1173 | |
1174 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1175 | free(__argv); |
3875294f TZ |
1176 | exit(-1); |
1177 | } | |
956ffd02 | 1178 | |
655000e7 ACM |
1179 | if (symbol__init() < 0) |
1180 | return -1; | |
cf4fee50 TZ |
1181 | if (!script_name) |
1182 | setup_pager(); | |
5f9c39dc | 1183 | |
21ef97f0 | 1184 | session = perf_session__new(input_name, O_RDONLY, 0, false, &event_ops); |
d8f66248 ACM |
1185 | if (session == NULL) |
1186 | return -ENOMEM; | |
1187 | ||
1424dc96 | 1188 | if (!no_callchain) |
c0230b2b DA |
1189 | symbol_conf.use_callchain = true; |
1190 | else | |
1191 | symbol_conf.use_callchain = false; | |
1192 | ||
956ffd02 TZ |
1193 | if (generate_script_lang) { |
1194 | struct stat perf_stat; | |
745f43e3 DA |
1195 | int input; |
1196 | ||
2c9e45f7 | 1197 | if (output_set_by_user()) { |
745f43e3 DA |
1198 | fprintf(stderr, |
1199 | "custom fields not supported for generated scripts"); | |
1200 | return -1; | |
1201 | } | |
956ffd02 | 1202 | |
745f43e3 | 1203 | input = open(input_name, O_RDONLY); |
956ffd02 TZ |
1204 | if (input < 0) { |
1205 | perror("failed to open file"); | |
1206 | exit(-1); | |
1207 | } | |
1208 | ||
1209 | err = fstat(input, &perf_stat); | |
1210 | if (err < 0) { | |
1211 | perror("failed to stat file"); | |
1212 | exit(-1); | |
1213 | } | |
1214 | ||
1215 | if (!perf_stat.st_size) { | |
1216 | fprintf(stderr, "zero-sized file, nothing to do!\n"); | |
1217 | exit(0); | |
1218 | } | |
1219 | ||
1220 | scripting_ops = script_spec__lookup(generate_script_lang); | |
1221 | if (!scripting_ops) { | |
1222 | fprintf(stderr, "invalid language specifier"); | |
1223 | return -1; | |
1224 | } | |
1225 | ||
133dc4c3 | 1226 | err = scripting_ops->generate_script("perf-script"); |
956ffd02 TZ |
1227 | goto out; |
1228 | } | |
1229 | ||
1230 | if (script_name) { | |
586bc5cc | 1231 | err = scripting_ops->start_script(script_name, argc, argv); |
956ffd02 TZ |
1232 | if (err) |
1233 | goto out; | |
133dc4c3 | 1234 | pr_debug("perf script started with script %s\n\n", script_name); |
956ffd02 TZ |
1235 | } |
1236 | ||
9cbdb702 DA |
1237 | |
1238 | err = perf_session__check_output_opt(session); | |
1239 | if (err < 0) | |
1240 | goto out; | |
1241 | ||
133dc4c3 | 1242 | err = __cmd_script(session); |
956ffd02 | 1243 | |
d8f66248 | 1244 | perf_session__delete(session); |
956ffd02 TZ |
1245 | cleanup_scripting(); |
1246 | out: | |
1247 | return err; | |
5f9c39dc | 1248 | } |