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1 | #include "cache.h" | |
2 | #include "config.h" | |
3 | #include "json-writer.h" | |
4 | #include "quote.h" | |
5 | #include "run-command.h" | |
6 | #include "sigchain.h" | |
7 | #include "thread-utils.h" | |
8 | #include "version.h" | |
9 | #include "trace2/tr2_cfg.h" | |
10 | #include "trace2/tr2_cmd_name.h" | |
11 | #include "trace2/tr2_dst.h" | |
12 | #include "trace2/tr2_sid.h" | |
13 | #include "trace2/tr2_sysenv.h" | |
14 | #include "trace2/tr2_tgt.h" | |
15 | #include "trace2/tr2_tls.h" | |
16 | ||
17 | static int trace2_enabled; | |
18 | ||
19 | static int tr2_next_child_id; /* modify under lock */ | |
20 | static int tr2_next_exec_id; /* modify under lock */ | |
21 | static int tr2_next_repo_id = 1; /* modify under lock. zero is reserved */ | |
22 | ||
23 | /* | |
24 | * A table of the builtin TRACE2 targets. Each of these may be independently | |
25 | * enabled or disabled. Each TRACE2 API method will try to write an event to | |
26 | * *each* of the enabled targets. | |
27 | */ | |
28 | /* clang-format off */ | |
29 | static struct tr2_tgt *tr2_tgt_builtins[] = | |
30 | { | |
31 | &tr2_tgt_normal, | |
32 | &tr2_tgt_perf, | |
33 | &tr2_tgt_event, | |
34 | NULL | |
35 | }; | |
36 | /* clang-format on */ | |
37 | ||
38 | /* clang-format off */ | |
39 | #define for_each_builtin(j, tgt_j) \ | |
40 | for (j = 0, tgt_j = tr2_tgt_builtins[j]; \ | |
41 | tgt_j; \ | |
42 | j++, tgt_j = tr2_tgt_builtins[j]) | |
43 | /* clang-format on */ | |
44 | ||
45 | /* clang-format off */ | |
46 | #define for_each_wanted_builtin(j, tgt_j) \ | |
47 | for_each_builtin(j, tgt_j) \ | |
48 | if (tr2_dst_trace_want(tgt_j->pdst)) | |
49 | /* clang-format on */ | |
50 | ||
51 | /* | |
52 | * Force (rather than lazily) initialize any of the requested | |
53 | * builtin TRACE2 targets at startup (and before we've seen an | |
54 | * actual TRACE2 event call) so we can see if we need to setup | |
55 | * the TR2 and TLS machinery. | |
56 | * | |
57 | * Return the number of builtin targets enabled. | |
58 | */ | |
59 | static int tr2_tgt_want_builtins(void) | |
60 | { | |
61 | struct tr2_tgt *tgt_j; | |
62 | int j; | |
63 | int sum = 0; | |
64 | ||
65 | for_each_builtin (j, tgt_j) | |
66 | if (tgt_j->pfn_init()) | |
67 | sum++; | |
68 | ||
69 | return sum; | |
70 | } | |
71 | ||
72 | /* | |
73 | * Properly terminate each builtin target. Give each target | |
74 | * a chance to write a summary event and/or flush if necessary | |
75 | * and then close the fd. | |
76 | */ | |
77 | static void tr2_tgt_disable_builtins(void) | |
78 | { | |
79 | struct tr2_tgt *tgt_j; | |
80 | int j; | |
81 | ||
82 | for_each_builtin (j, tgt_j) | |
83 | tgt_j->pfn_term(); | |
84 | } | |
85 | ||
86 | static int tr2main_exit_code; | |
87 | ||
88 | /* | |
89 | * Our atexit routine should run after everything has finished. | |
90 | * | |
91 | * Note that events generated here might not actually appear if | |
92 | * we are writing to fd 1 or 2 and our atexit routine runs after | |
93 | * the pager's atexit routine (since it closes them to shutdown | |
94 | * the pipes). | |
95 | */ | |
96 | static void tr2main_atexit_handler(void) | |
97 | { | |
98 | struct tr2_tgt *tgt_j; | |
99 | int j; | |
100 | uint64_t us_now; | |
101 | uint64_t us_elapsed_absolute; | |
102 | ||
103 | us_now = getnanotime() / 1000; | |
104 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
105 | ||
106 | /* | |
107 | * Clear any unbalanced regions so that our atexit message | |
108 | * does not appear nested. This improves the appearance of | |
109 | * the trace output if someone calls die(), for example. | |
110 | */ | |
111 | tr2tls_pop_unwind_self(); | |
112 | ||
113 | for_each_wanted_builtin (j, tgt_j) | |
114 | if (tgt_j->pfn_atexit) | |
115 | tgt_j->pfn_atexit(us_elapsed_absolute, | |
116 | tr2main_exit_code); | |
117 | ||
118 | tr2_tgt_disable_builtins(); | |
119 | ||
120 | tr2tls_release(); | |
121 | tr2_sid_release(); | |
122 | tr2_cmd_name_release(); | |
123 | tr2_cfg_free_patterns(); | |
124 | tr2_sysenv_release(); | |
125 | ||
126 | trace2_enabled = 0; | |
127 | } | |
128 | ||
129 | static void tr2main_signal_handler(int signo) | |
130 | { | |
131 | struct tr2_tgt *tgt_j; | |
132 | int j; | |
133 | uint64_t us_now; | |
134 | uint64_t us_elapsed_absolute; | |
135 | ||
136 | us_now = getnanotime() / 1000; | |
137 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
138 | ||
139 | for_each_wanted_builtin (j, tgt_j) | |
140 | if (tgt_j->pfn_signal) | |
141 | tgt_j->pfn_signal(us_elapsed_absolute, signo); | |
142 | ||
143 | sigchain_pop(signo); | |
144 | raise(signo); | |
145 | } | |
146 | ||
147 | void trace2_initialize_clock(void) | |
148 | { | |
149 | tr2tls_start_process_clock(); | |
150 | } | |
151 | ||
152 | void trace2_initialize_fl(const char *file, int line) | |
153 | { | |
154 | struct tr2_tgt *tgt_j; | |
155 | int j; | |
156 | ||
157 | if (trace2_enabled) | |
158 | return; | |
159 | ||
160 | tr2_sysenv_load(); | |
161 | ||
162 | if (!tr2_tgt_want_builtins()) | |
163 | return; | |
164 | trace2_enabled = 1; | |
165 | ||
166 | tr2_sid_get(); | |
167 | ||
168 | atexit(tr2main_atexit_handler); | |
169 | sigchain_push(SIGPIPE, tr2main_signal_handler); | |
170 | tr2tls_init(); | |
171 | ||
172 | /* | |
173 | * Emit 'version' message on each active builtin target. | |
174 | */ | |
175 | for_each_wanted_builtin (j, tgt_j) | |
176 | if (tgt_j->pfn_version_fl) | |
177 | tgt_j->pfn_version_fl(file, line); | |
178 | } | |
179 | ||
180 | int trace2_is_enabled(void) | |
181 | { | |
182 | return trace2_enabled; | |
183 | } | |
184 | ||
185 | void trace2_cmd_start_fl(const char *file, int line, const char **argv) | |
186 | { | |
187 | struct tr2_tgt *tgt_j; | |
188 | int j; | |
189 | uint64_t us_now; | |
190 | uint64_t us_elapsed_absolute; | |
191 | ||
192 | if (!trace2_enabled) | |
193 | return; | |
194 | ||
195 | us_now = getnanotime() / 1000; | |
196 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
197 | ||
198 | for_each_wanted_builtin (j, tgt_j) | |
199 | if (tgt_j->pfn_start_fl) | |
200 | tgt_j->pfn_start_fl(file, line, us_elapsed_absolute, | |
201 | argv); | |
202 | } | |
203 | ||
204 | int trace2_cmd_exit_fl(const char *file, int line, int code) | |
205 | { | |
206 | struct tr2_tgt *tgt_j; | |
207 | int j; | |
208 | uint64_t us_now; | |
209 | uint64_t us_elapsed_absolute; | |
210 | ||
211 | code &= 0xff; | |
212 | ||
213 | if (!trace2_enabled) | |
214 | return code; | |
215 | ||
216 | trace2_collect_process_info(TRACE2_PROCESS_INFO_EXIT); | |
217 | ||
218 | tr2main_exit_code = code; | |
219 | ||
220 | us_now = getnanotime() / 1000; | |
221 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
222 | ||
223 | for_each_wanted_builtin (j, tgt_j) | |
224 | if (tgt_j->pfn_exit_fl) | |
225 | tgt_j->pfn_exit_fl(file, line, us_elapsed_absolute, | |
226 | code); | |
227 | ||
228 | return code; | |
229 | } | |
230 | ||
231 | void trace2_cmd_error_va_fl(const char *file, int line, const char *fmt, | |
232 | va_list ap) | |
233 | { | |
234 | struct tr2_tgt *tgt_j; | |
235 | int j; | |
236 | ||
237 | if (!trace2_enabled) | |
238 | return; | |
239 | ||
240 | /* | |
241 | * We expect each target function to treat 'ap' as constant | |
242 | * and use va_copy (because an 'ap' can only be walked once). | |
243 | */ | |
244 | for_each_wanted_builtin (j, tgt_j) | |
245 | if (tgt_j->pfn_error_va_fl) | |
246 | tgt_j->pfn_error_va_fl(file, line, fmt, ap); | |
247 | } | |
248 | ||
249 | void trace2_cmd_path_fl(const char *file, int line, const char *pathname) | |
250 | { | |
251 | struct tr2_tgt *tgt_j; | |
252 | int j; | |
253 | ||
254 | if (!trace2_enabled) | |
255 | return; | |
256 | ||
257 | for_each_wanted_builtin (j, tgt_j) | |
258 | if (tgt_j->pfn_command_path_fl) | |
259 | tgt_j->pfn_command_path_fl(file, line, pathname); | |
260 | } | |
261 | ||
262 | void trace2_cmd_name_fl(const char *file, int line, const char *name) | |
263 | { | |
264 | struct tr2_tgt *tgt_j; | |
265 | const char *hierarchy; | |
266 | int j; | |
267 | ||
268 | if (!trace2_enabled) | |
269 | return; | |
270 | ||
271 | tr2_cmd_name_append_hierarchy(name); | |
272 | hierarchy = tr2_cmd_name_get_hierarchy(); | |
273 | ||
274 | for_each_wanted_builtin (j, tgt_j) | |
275 | if (tgt_j->pfn_command_name_fl) | |
276 | tgt_j->pfn_command_name_fl(file, line, name, hierarchy); | |
277 | } | |
278 | ||
279 | void trace2_cmd_mode_fl(const char *file, int line, const char *mode) | |
280 | { | |
281 | struct tr2_tgt *tgt_j; | |
282 | int j; | |
283 | ||
284 | if (!trace2_enabled) | |
285 | return; | |
286 | ||
287 | for_each_wanted_builtin (j, tgt_j) | |
288 | if (tgt_j->pfn_command_mode_fl) | |
289 | tgt_j->pfn_command_mode_fl(file, line, mode); | |
290 | } | |
291 | ||
292 | void trace2_cmd_alias_fl(const char *file, int line, const char *alias, | |
293 | const char **argv) | |
294 | { | |
295 | struct tr2_tgt *tgt_j; | |
296 | int j; | |
297 | ||
298 | if (!trace2_enabled) | |
299 | return; | |
300 | ||
301 | for_each_wanted_builtin (j, tgt_j) | |
302 | if (tgt_j->pfn_alias_fl) | |
303 | tgt_j->pfn_alias_fl(file, line, alias, argv); | |
304 | } | |
305 | ||
306 | void trace2_cmd_list_config_fl(const char *file, int line) | |
307 | { | |
308 | if (!trace2_enabled) | |
309 | return; | |
310 | ||
311 | tr2_cfg_list_config_fl(file, line); | |
312 | } | |
313 | ||
314 | void trace2_cmd_set_config_fl(const char *file, int line, const char *key, | |
315 | const char *value) | |
316 | { | |
317 | if (!trace2_enabled) | |
318 | return; | |
319 | ||
320 | tr2_cfg_set_fl(file, line, key, value); | |
321 | } | |
322 | ||
323 | void trace2_child_start_fl(const char *file, int line, | |
324 | struct child_process *cmd) | |
325 | { | |
326 | struct tr2_tgt *tgt_j; | |
327 | int j; | |
328 | uint64_t us_now; | |
329 | uint64_t us_elapsed_absolute; | |
330 | ||
331 | if (!trace2_enabled) | |
332 | return; | |
333 | ||
334 | us_now = getnanotime() / 1000; | |
335 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
336 | ||
337 | cmd->trace2_child_id = tr2tls_locked_increment(&tr2_next_child_id); | |
338 | cmd->trace2_child_us_start = us_now; | |
339 | ||
340 | for_each_wanted_builtin (j, tgt_j) | |
341 | if (tgt_j->pfn_child_start_fl) | |
342 | tgt_j->pfn_child_start_fl(file, line, | |
343 | us_elapsed_absolute, cmd); | |
344 | } | |
345 | ||
346 | void trace2_child_exit_fl(const char *file, int line, struct child_process *cmd, | |
347 | int child_exit_code) | |
348 | { | |
349 | struct tr2_tgt *tgt_j; | |
350 | int j; | |
351 | uint64_t us_now; | |
352 | uint64_t us_elapsed_absolute; | |
353 | uint64_t us_elapsed_child; | |
354 | ||
355 | if (!trace2_enabled) | |
356 | return; | |
357 | ||
358 | us_now = getnanotime() / 1000; | |
359 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
360 | ||
361 | if (cmd->trace2_child_us_start) | |
362 | us_elapsed_child = us_now - cmd->trace2_child_us_start; | |
363 | else | |
364 | us_elapsed_child = 0; | |
365 | ||
366 | for_each_wanted_builtin (j, tgt_j) | |
367 | if (tgt_j->pfn_child_exit_fl) | |
368 | tgt_j->pfn_child_exit_fl(file, line, | |
369 | us_elapsed_absolute, | |
370 | cmd->trace2_child_id, cmd->pid, | |
371 | child_exit_code, | |
372 | us_elapsed_child); | |
373 | } | |
374 | ||
375 | int trace2_exec_fl(const char *file, int line, const char *exe, | |
376 | const char **argv) | |
377 | { | |
378 | struct tr2_tgt *tgt_j; | |
379 | int j; | |
380 | int exec_id; | |
381 | uint64_t us_now; | |
382 | uint64_t us_elapsed_absolute; | |
383 | ||
384 | if (!trace2_enabled) | |
385 | return -1; | |
386 | ||
387 | us_now = getnanotime() / 1000; | |
388 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
389 | ||
390 | exec_id = tr2tls_locked_increment(&tr2_next_exec_id); | |
391 | ||
392 | for_each_wanted_builtin (j, tgt_j) | |
393 | if (tgt_j->pfn_exec_fl) | |
394 | tgt_j->pfn_exec_fl(file, line, us_elapsed_absolute, | |
395 | exec_id, exe, argv); | |
396 | ||
397 | return exec_id; | |
398 | } | |
399 | ||
400 | void trace2_exec_result_fl(const char *file, int line, int exec_id, int code) | |
401 | { | |
402 | struct tr2_tgt *tgt_j; | |
403 | int j; | |
404 | uint64_t us_now; | |
405 | uint64_t us_elapsed_absolute; | |
406 | ||
407 | if (!trace2_enabled) | |
408 | return; | |
409 | ||
410 | us_now = getnanotime() / 1000; | |
411 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
412 | ||
413 | for_each_wanted_builtin (j, tgt_j) | |
414 | if (tgt_j->pfn_exec_result_fl) | |
415 | tgt_j->pfn_exec_result_fl( | |
416 | file, line, us_elapsed_absolute, exec_id, code); | |
417 | } | |
418 | ||
419 | void trace2_thread_start_fl(const char *file, int line, const char *thread_name) | |
420 | { | |
421 | struct tr2_tgt *tgt_j; | |
422 | int j; | |
423 | uint64_t us_now; | |
424 | uint64_t us_elapsed_absolute; | |
425 | ||
426 | if (!trace2_enabled) | |
427 | return; | |
428 | ||
429 | if (tr2tls_is_main_thread()) { | |
430 | /* | |
431 | * We should only be called from the new thread's thread-proc, | |
432 | * so this is technically a bug. But in those cases where the | |
433 | * main thread also runs the thread-proc function (or when we | |
434 | * are built with threading disabled), we need to allow it. | |
435 | * | |
436 | * Convert this call to a region-enter so the nesting looks | |
437 | * correct. | |
438 | */ | |
439 | trace2_region_enter_printf_fl(file, line, NULL, NULL, NULL, | |
440 | "thread-proc on main: %s", | |
441 | thread_name); | |
442 | return; | |
443 | } | |
444 | ||
445 | us_now = getnanotime() / 1000; | |
446 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
447 | ||
448 | tr2tls_create_self(thread_name, us_now); | |
449 | ||
450 | for_each_wanted_builtin (j, tgt_j) | |
451 | if (tgt_j->pfn_thread_start_fl) | |
452 | tgt_j->pfn_thread_start_fl(file, line, | |
453 | us_elapsed_absolute); | |
454 | } | |
455 | ||
456 | void trace2_thread_exit_fl(const char *file, int line) | |
457 | { | |
458 | struct tr2_tgt *tgt_j; | |
459 | int j; | |
460 | uint64_t us_now; | |
461 | uint64_t us_elapsed_absolute; | |
462 | uint64_t us_elapsed_thread; | |
463 | ||
464 | if (!trace2_enabled) | |
465 | return; | |
466 | ||
467 | if (tr2tls_is_main_thread()) { | |
468 | /* | |
469 | * We should only be called from the exiting thread's | |
470 | * thread-proc, so this is technically a bug. But in | |
471 | * those cases where the main thread also runs the | |
472 | * thread-proc function (or when we are built with | |
473 | * threading disabled), we need to allow it. | |
474 | * | |
475 | * Convert this call to a region-leave so the nesting | |
476 | * looks correct. | |
477 | */ | |
478 | trace2_region_leave_printf_fl(file, line, NULL, NULL, NULL, | |
479 | "thread-proc on main"); | |
480 | return; | |
481 | } | |
482 | ||
483 | us_now = getnanotime() / 1000; | |
484 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
485 | ||
486 | /* | |
487 | * Clear any unbalanced regions and then get the relative time | |
488 | * for the outer-most region (which we pushed when the thread | |
489 | * started). This gives us the run time of the thread. | |
490 | */ | |
491 | tr2tls_pop_unwind_self(); | |
492 | us_elapsed_thread = tr2tls_region_elasped_self(us_now); | |
493 | ||
494 | for_each_wanted_builtin (j, tgt_j) | |
495 | if (tgt_j->pfn_thread_exit_fl) | |
496 | tgt_j->pfn_thread_exit_fl(file, line, | |
497 | us_elapsed_absolute, | |
498 | us_elapsed_thread); | |
499 | ||
500 | tr2tls_unset_self(); | |
501 | } | |
502 | ||
503 | void trace2_def_param_fl(const char *file, int line, const char *param, | |
504 | const char *value) | |
505 | { | |
506 | struct tr2_tgt *tgt_j; | |
507 | int j; | |
508 | ||
509 | if (!trace2_enabled) | |
510 | return; | |
511 | ||
512 | for_each_wanted_builtin (j, tgt_j) | |
513 | if (tgt_j->pfn_param_fl) | |
514 | tgt_j->pfn_param_fl(file, line, param, value); | |
515 | } | |
516 | ||
517 | void trace2_def_repo_fl(const char *file, int line, struct repository *repo) | |
518 | { | |
519 | struct tr2_tgt *tgt_j; | |
520 | int j; | |
521 | ||
522 | if (!trace2_enabled) | |
523 | return; | |
524 | ||
525 | if (repo->trace2_repo_id) | |
526 | return; | |
527 | ||
528 | repo->trace2_repo_id = tr2tls_locked_increment(&tr2_next_repo_id); | |
529 | ||
530 | for_each_wanted_builtin (j, tgt_j) | |
531 | if (tgt_j->pfn_repo_fl) | |
532 | tgt_j->pfn_repo_fl(file, line, repo); | |
533 | } | |
534 | ||
535 | void trace2_region_enter_printf_va_fl(const char *file, int line, | |
536 | const char *category, const char *label, | |
537 | const struct repository *repo, | |
538 | const char *fmt, va_list ap) | |
539 | { | |
540 | struct tr2_tgt *tgt_j; | |
541 | int j; | |
542 | uint64_t us_now; | |
543 | uint64_t us_elapsed_absolute; | |
544 | ||
545 | if (!trace2_enabled) | |
546 | return; | |
547 | ||
548 | us_now = getnanotime() / 1000; | |
549 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
550 | ||
551 | /* | |
552 | * Print the region-enter message at the current nesting | |
553 | * (indentation) level and then push a new level. | |
554 | * | |
555 | * We expect each target function to treat 'ap' as constant | |
556 | * and use va_copy. | |
557 | */ | |
558 | for_each_wanted_builtin (j, tgt_j) | |
559 | if (tgt_j->pfn_region_enter_printf_va_fl) | |
560 | tgt_j->pfn_region_enter_printf_va_fl( | |
561 | file, line, us_elapsed_absolute, category, | |
562 | label, repo, fmt, ap); | |
563 | ||
564 | tr2tls_push_self(us_now); | |
565 | } | |
566 | ||
567 | void trace2_region_enter_fl(const char *file, int line, const char *category, | |
568 | const char *label, const struct repository *repo, ...) | |
569 | { | |
570 | va_list ap; | |
571 | va_start(ap, repo); | |
572 | trace2_region_enter_printf_va_fl(file, line, category, label, repo, | |
573 | NULL, ap); | |
574 | va_end(ap); | |
575 | ||
576 | } | |
577 | ||
578 | void trace2_region_enter_printf_fl(const char *file, int line, | |
579 | const char *category, const char *label, | |
580 | const struct repository *repo, | |
581 | const char *fmt, ...) | |
582 | { | |
583 | va_list ap; | |
584 | ||
585 | va_start(ap, fmt); | |
586 | trace2_region_enter_printf_va_fl(file, line, category, label, repo, fmt, | |
587 | ap); | |
588 | va_end(ap); | |
589 | } | |
590 | ||
591 | #ifndef HAVE_VARIADIC_MACROS | |
592 | void trace2_region_enter_printf(const char *category, const char *label, | |
593 | const struct repository *repo, const char *fmt, | |
594 | ...) | |
595 | { | |
596 | va_list ap; | |
597 | ||
598 | va_start(ap, fmt); | |
599 | trace2_region_enter_printf_va_fl(NULL, 0, category, label, repo, fmt, | |
600 | ap); | |
601 | va_end(ap); | |
602 | } | |
603 | #endif | |
604 | ||
605 | void trace2_region_leave_printf_va_fl(const char *file, int line, | |
606 | const char *category, const char *label, | |
607 | const struct repository *repo, | |
608 | const char *fmt, va_list ap) | |
609 | { | |
610 | struct tr2_tgt *tgt_j; | |
611 | int j; | |
612 | uint64_t us_now; | |
613 | uint64_t us_elapsed_absolute; | |
614 | uint64_t us_elapsed_region; | |
615 | ||
616 | if (!trace2_enabled) | |
617 | return; | |
618 | ||
619 | us_now = getnanotime() / 1000; | |
620 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
621 | ||
622 | /* | |
623 | * Get the elapsed time in the current region before we | |
624 | * pop it off the stack. Pop the stack. And then print | |
625 | * the perf message at the new (shallower) level so that | |
626 | * it lines up with the corresponding push/enter. | |
627 | */ | |
628 | us_elapsed_region = tr2tls_region_elasped_self(us_now); | |
629 | ||
630 | tr2tls_pop_self(); | |
631 | ||
632 | /* | |
633 | * We expect each target function to treat 'ap' as constant | |
634 | * and use va_copy. | |
635 | */ | |
636 | for_each_wanted_builtin (j, tgt_j) | |
637 | if (tgt_j->pfn_region_leave_printf_va_fl) | |
638 | tgt_j->pfn_region_leave_printf_va_fl( | |
639 | file, line, us_elapsed_absolute, | |
640 | us_elapsed_region, category, label, repo, fmt, | |
641 | ap); | |
642 | } | |
643 | ||
644 | void trace2_region_leave_fl(const char *file, int line, const char *category, | |
645 | const char *label, const struct repository *repo, ...) | |
646 | { | |
647 | va_list ap; | |
648 | va_start(ap, repo); | |
649 | trace2_region_leave_printf_va_fl(file, line, category, label, repo, | |
650 | NULL, ap); | |
651 | va_end(ap); | |
652 | } | |
653 | ||
654 | void trace2_region_leave_printf_fl(const char *file, int line, | |
655 | const char *category, const char *label, | |
656 | const struct repository *repo, | |
657 | const char *fmt, ...) | |
658 | { | |
659 | va_list ap; | |
660 | ||
661 | va_start(ap, fmt); | |
662 | trace2_region_leave_printf_va_fl(file, line, category, label, repo, fmt, | |
663 | ap); | |
664 | va_end(ap); | |
665 | } | |
666 | ||
667 | #ifndef HAVE_VARIADIC_MACROS | |
668 | void trace2_region_leave_printf(const char *category, const char *label, | |
669 | const struct repository *repo, const char *fmt, | |
670 | ...) | |
671 | { | |
672 | va_list ap; | |
673 | ||
674 | va_start(ap, fmt); | |
675 | trace2_region_leave_printf_va_fl(NULL, 0, category, label, repo, fmt, | |
676 | ap); | |
677 | va_end(ap); | |
678 | } | |
679 | #endif | |
680 | ||
681 | void trace2_data_string_fl(const char *file, int line, const char *category, | |
682 | const struct repository *repo, const char *key, | |
683 | const char *value) | |
684 | { | |
685 | struct tr2_tgt *tgt_j; | |
686 | int j; | |
687 | uint64_t us_now; | |
688 | uint64_t us_elapsed_absolute; | |
689 | uint64_t us_elapsed_region; | |
690 | ||
691 | if (!trace2_enabled) | |
692 | return; | |
693 | ||
694 | us_now = getnanotime() / 1000; | |
695 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
696 | us_elapsed_region = tr2tls_region_elasped_self(us_now); | |
697 | ||
698 | for_each_wanted_builtin (j, tgt_j) | |
699 | if (tgt_j->pfn_data_fl) | |
700 | tgt_j->pfn_data_fl(file, line, us_elapsed_absolute, | |
701 | us_elapsed_region, category, repo, | |
702 | key, value); | |
703 | } | |
704 | ||
705 | void trace2_data_intmax_fl(const char *file, int line, const char *category, | |
706 | const struct repository *repo, const char *key, | |
707 | intmax_t value) | |
708 | { | |
709 | struct strbuf buf_string = STRBUF_INIT; | |
710 | ||
711 | if (!trace2_enabled) | |
712 | return; | |
713 | ||
714 | strbuf_addf(&buf_string, "%" PRIdMAX, value); | |
715 | trace2_data_string_fl(file, line, category, repo, key, buf_string.buf); | |
716 | strbuf_release(&buf_string); | |
717 | } | |
718 | ||
719 | void trace2_data_json_fl(const char *file, int line, const char *category, | |
720 | const struct repository *repo, const char *key, | |
721 | const struct json_writer *value) | |
722 | { | |
723 | struct tr2_tgt *tgt_j; | |
724 | int j; | |
725 | uint64_t us_now; | |
726 | uint64_t us_elapsed_absolute; | |
727 | uint64_t us_elapsed_region; | |
728 | ||
729 | if (!trace2_enabled) | |
730 | return; | |
731 | ||
732 | us_now = getnanotime() / 1000; | |
733 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
734 | us_elapsed_region = tr2tls_region_elasped_self(us_now); | |
735 | ||
736 | for_each_wanted_builtin (j, tgt_j) | |
737 | if (tgt_j->pfn_data_json_fl) | |
738 | tgt_j->pfn_data_json_fl(file, line, us_elapsed_absolute, | |
739 | us_elapsed_region, category, | |
740 | repo, key, value); | |
741 | } | |
742 | ||
743 | void trace2_printf_va_fl(const char *file, int line, const char *fmt, | |
744 | va_list ap) | |
745 | { | |
746 | struct tr2_tgt *tgt_j; | |
747 | int j; | |
748 | uint64_t us_now; | |
749 | uint64_t us_elapsed_absolute; | |
750 | ||
751 | if (!trace2_enabled) | |
752 | return; | |
753 | ||
754 | us_now = getnanotime() / 1000; | |
755 | us_elapsed_absolute = tr2tls_absolute_elapsed(us_now); | |
756 | ||
757 | /* | |
758 | * We expect each target function to treat 'ap' as constant | |
759 | * and use va_copy. | |
760 | */ | |
761 | for_each_wanted_builtin (j, tgt_j) | |
762 | if (tgt_j->pfn_printf_va_fl) | |
763 | tgt_j->pfn_printf_va_fl(file, line, us_elapsed_absolute, | |
764 | fmt, ap); | |
765 | } | |
766 | ||
767 | void trace2_printf_fl(const char *file, int line, const char *fmt, ...) | |
768 | { | |
769 | va_list ap; | |
770 | ||
771 | va_start(ap, fmt); | |
772 | trace2_printf_va_fl(file, line, fmt, ap); | |
773 | va_end(ap); | |
774 | } | |
775 | ||
776 | #ifndef HAVE_VARIADIC_MACROS | |
777 | void trace2_printf(const char *fmt, ...) | |
778 | { | |
779 | va_list ap; | |
780 | ||
781 | va_start(ap, fmt); | |
782 | trace2_printf_va_fl(NULL, 0, fmt, ap); | |
783 | va_end(ap); | |
784 | } | |
785 | #endif |