… | |
… | |
54 | |
54 | |
55 | #endif |
55 | #endif |
56 | |
56 | |
57 | #include <math.h> |
57 | #include <math.h> |
58 | #include <stdlib.h> |
58 | #include <stdlib.h> |
59 | #include <unistd.h> |
|
|
60 | #include <fcntl.h> |
59 | #include <fcntl.h> |
61 | #include <signal.h> |
|
|
62 | #include <stddef.h> |
60 | #include <stddef.h> |
63 | |
61 | |
64 | #include <stdio.h> |
62 | #include <stdio.h> |
65 | |
63 | |
66 | #include <assert.h> |
64 | #include <assert.h> |
67 | #include <errno.h> |
65 | #include <errno.h> |
68 | #include <sys/types.h> |
66 | #include <sys/types.h> |
|
|
67 | #include <time.h> |
|
|
68 | |
|
|
69 | #include <signal.h> |
|
|
70 | |
69 | #ifndef WIN32 |
71 | #ifndef WIN32 |
|
|
72 | # include <unistd.h> |
|
|
73 | # include <sys/time.h> |
70 | # include <sys/wait.h> |
74 | # include <sys/wait.h> |
71 | #endif |
75 | #endif |
72 | #include <sys/time.h> |
|
|
73 | #include <time.h> |
|
|
74 | |
|
|
75 | /**/ |
76 | /**/ |
76 | |
77 | |
77 | #ifndef EV_USE_MONOTONIC |
78 | #ifndef EV_USE_MONOTONIC |
78 | # define EV_USE_MONOTONIC 1 |
79 | # define EV_USE_MONOTONIC 1 |
79 | #endif |
80 | #endif |
… | |
… | |
90 | # define EV_USE_EPOLL 0 |
91 | # define EV_USE_EPOLL 0 |
91 | #endif |
92 | #endif |
92 | |
93 | |
93 | #ifndef EV_USE_KQUEUE |
94 | #ifndef EV_USE_KQUEUE |
94 | # define EV_USE_KQUEUE 0 |
95 | # define EV_USE_KQUEUE 0 |
|
|
96 | #endif |
|
|
97 | |
|
|
98 | #ifndef EV_USE_WIN32 |
|
|
99 | # ifdef WIN32 |
|
|
100 | # define EV_USE_WIN32 0 /* it does not exist, use select */ |
|
|
101 | # undef EV_USE_SELECT |
|
|
102 | # define EV_USE_SELECT 1 |
|
|
103 | # else |
|
|
104 | # define EV_USE_WIN32 0 |
|
|
105 | # endif |
95 | #endif |
106 | #endif |
96 | |
107 | |
97 | #ifndef EV_USE_REALTIME |
108 | #ifndef EV_USE_REALTIME |
98 | # define EV_USE_REALTIME 1 |
109 | # define EV_USE_REALTIME 1 |
99 | #endif |
110 | #endif |
… | |
… | |
137 | typedef struct ev_watcher_list *WL; |
148 | typedef struct ev_watcher_list *WL; |
138 | typedef struct ev_watcher_time *WT; |
149 | typedef struct ev_watcher_time *WT; |
139 | |
150 | |
140 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
151 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
141 | |
152 | |
|
|
153 | #if WIN32 |
|
|
154 | /* note: the comment below could not be substantiated, but what would I care */ |
|
|
155 | /* MSDN says this is required to handle SIGFPE */ |
|
|
156 | volatile double SIGFPE_REQ = 0.0f; |
|
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157 | |
|
|
158 | static int |
|
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159 | ev_socketpair_tcp (int filedes [2]) |
|
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160 | { |
|
|
161 | struct sockaddr_in addr = { 0 }; |
|
|
162 | int addr_size = sizeof (addr); |
|
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163 | SOCKET listener; |
|
|
164 | SOCKET sock [2] = { -1, -1 }; |
|
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165 | |
|
|
166 | if ((listener = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) |
|
|
167 | return -1; |
|
|
168 | |
|
|
169 | addr.sin_family = AF_INET; |
|
|
170 | addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK); |
|
|
171 | addr.sin_port = 0; |
|
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172 | |
|
|
173 | if (bind (listener, (struct sockaddr *)&addr, addr_size)) |
|
|
174 | goto fail; |
|
|
175 | |
|
|
176 | if (getsockname(listener, (struct sockaddr *)&addr, &addr_size)) |
|
|
177 | goto fail; |
|
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178 | |
|
|
179 | if (listen (listener, 1)) |
|
|
180 | goto fail; |
|
|
181 | |
|
|
182 | if ((sock [0] = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) |
|
|
183 | goto fail; |
|
|
184 | |
|
|
185 | if (connect (sock[0], (struct sockaddr *)&addr, addr_size)) |
|
|
186 | goto fail; |
|
|
187 | |
|
|
188 | if ((sock[1] = accept (listener, 0, 0)) < 0) |
|
|
189 | goto fail; |
|
|
190 | |
|
|
191 | closesocket (listener); |
|
|
192 | |
|
|
193 | filedes [0] = sock [0]; |
|
|
194 | filedes [1] = sock [1]; |
|
|
195 | |
|
|
196 | return 0; |
|
|
197 | |
|
|
198 | fail: |
|
|
199 | closesocket (listener); |
|
|
200 | |
|
|
201 | if (sock [0] != INVALID_SOCKET) closesocket (sock [0]); |
|
|
202 | if (sock [1] != INVALID_SOCKET) closesocket (sock [1]); |
|
|
203 | |
|
|
204 | return -1; |
|
|
205 | } |
|
|
206 | |
|
|
207 | # define ev_pipe(filedes) ev_socketpair_tcp (filedes) |
|
|
208 | #else |
|
|
209 | # define ev_pipe(filedes) pipe (filedes) |
|
|
210 | #endif |
|
|
211 | |
142 | /*****************************************************************************/ |
212 | /*****************************************************************************/ |
143 | |
213 | |
|
|
214 | static void (*syserr_cb)(const char *msg); |
|
|
215 | |
|
|
216 | void ev_set_syserr_cb (void (*cb)(const char *msg)) |
|
|
217 | { |
|
|
218 | syserr_cb = cb; |
|
|
219 | } |
|
|
220 | |
|
|
221 | static void |
|
|
222 | syserr (const char *msg) |
|
|
223 | { |
|
|
224 | if (!msg) |
|
|
225 | msg = "(libev) system error"; |
|
|
226 | |
|
|
227 | if (syserr_cb) |
|
|
228 | syserr_cb (msg); |
|
|
229 | else |
|
|
230 | { |
|
|
231 | perror (msg); |
|
|
232 | abort (); |
|
|
233 | } |
|
|
234 | } |
|
|
235 | |
|
|
236 | static void *(*alloc)(void *ptr, long size); |
|
|
237 | |
|
|
238 | void ev_set_allocator (void *(*cb)(void *ptr, long size)) |
|
|
239 | { |
|
|
240 | alloc = cb; |
|
|
241 | } |
|
|
242 | |
|
|
243 | static void * |
|
|
244 | ev_realloc (void *ptr, long size) |
|
|
245 | { |
|
|
246 | ptr = alloc ? alloc (ptr, size) : realloc (ptr, size); |
|
|
247 | |
|
|
248 | if (!ptr && size) |
|
|
249 | { |
|
|
250 | fprintf (stderr, "libev: cannot allocate %ld bytes, aborting.", size); |
|
|
251 | abort (); |
|
|
252 | } |
|
|
253 | |
|
|
254 | return ptr; |
|
|
255 | } |
|
|
256 | |
|
|
257 | #define ev_malloc(size) ev_realloc (0, (size)) |
|
|
258 | #define ev_free(ptr) ev_realloc ((ptr), 0) |
|
|
259 | |
|
|
260 | /*****************************************************************************/ |
|
|
261 | |
144 | typedef struct |
262 | typedef struct |
145 | { |
263 | { |
146 | struct ev_watcher_list *head; |
264 | WL head; |
147 | unsigned char events; |
265 | unsigned char events; |
148 | unsigned char reify; |
266 | unsigned char reify; |
149 | } ANFD; |
267 | } ANFD; |
150 | |
268 | |
151 | typedef struct |
269 | typedef struct |
… | |
… | |
209 | return rt_now; |
327 | return rt_now; |
210 | } |
328 | } |
211 | |
329 | |
212 | #define array_roundsize(base,n) ((n) | 4 & ~3) |
330 | #define array_roundsize(base,n) ((n) | 4 & ~3) |
213 | |
331 | |
214 | #define array_needsize(base,cur,cnt,init) \ |
332 | #define array_needsize(base,cur,cnt,init) \ |
215 | if (expect_false ((cnt) > cur)) \ |
333 | if (expect_false ((cnt) > cur)) \ |
216 | { \ |
334 | { \ |
217 | int newcnt = cur; \ |
335 | int newcnt = cur; \ |
218 | do \ |
336 | do \ |
219 | { \ |
337 | { \ |
220 | newcnt = array_roundsize (base, newcnt << 1); \ |
338 | newcnt = array_roundsize (base, newcnt << 1); \ |
221 | } \ |
339 | } \ |
222 | while ((cnt) > newcnt); \ |
340 | while ((cnt) > newcnt); \ |
223 | \ |
341 | \ |
224 | base = realloc (base, sizeof (*base) * (newcnt)); \ |
342 | base = ev_realloc (base, sizeof (*base) * (newcnt)); \ |
225 | init (base + cur, newcnt - cur); \ |
343 | init (base + cur, newcnt - cur); \ |
226 | cur = newcnt; \ |
344 | cur = newcnt; \ |
227 | } |
345 | } |
|
|
346 | |
|
|
347 | #define array_slim(stem) \ |
|
|
348 | if (stem ## max < array_roundsize (stem ## cnt >> 2)) \ |
|
|
349 | { \ |
|
|
350 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
|
|
351 | base = ev_realloc (base, sizeof (*base) * (stem ## max)); \ |
|
|
352 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
|
|
353 | } |
|
|
354 | |
|
|
355 | /* microsoft's pseudo-c is quite far from C as the rest of the world and the standard knows it */ |
|
|
356 | /* bringing us everlasting joy in form of stupid extra macros that are not required in C */ |
|
|
357 | #define array_free_microshit(stem) \ |
|
|
358 | ev_free (stem ## s); stem ## cnt = stem ## max = 0; |
|
|
359 | |
|
|
360 | #define array_free(stem, idx) \ |
|
|
361 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
228 | |
362 | |
229 | /*****************************************************************************/ |
363 | /*****************************************************************************/ |
230 | |
364 | |
231 | static void |
365 | static void |
232 | anfds_init (ANFD *base, int count) |
366 | anfds_init (ANFD *base, int count) |
… | |
… | |
249 | pendings [ABSPRI (w)][w->pending - 1].events |= events; |
383 | pendings [ABSPRI (w)][w->pending - 1].events |= events; |
250 | return; |
384 | return; |
251 | } |
385 | } |
252 | |
386 | |
253 | w->pending = ++pendingcnt [ABSPRI (w)]; |
387 | w->pending = ++pendingcnt [ABSPRI (w)]; |
254 | array_needsize (pendings [ABSPRI (w)], pendingmax [ABSPRI (w)], pendingcnt [ABSPRI (w)], ); |
388 | array_needsize (pendings [ABSPRI (w)], pendingmax [ABSPRI (w)], pendingcnt [ABSPRI (w)], (void)); |
255 | pendings [ABSPRI (w)][w->pending - 1].w = w; |
389 | pendings [ABSPRI (w)][w->pending - 1].w = w; |
256 | pendings [ABSPRI (w)][w->pending - 1].events = events; |
390 | pendings [ABSPRI (w)][w->pending - 1].events = events; |
257 | } |
391 | } |
258 | |
392 | |
259 | static void |
393 | static void |
… | |
… | |
298 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
432 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
299 | events |= w->events; |
433 | events |= w->events; |
300 | |
434 | |
301 | anfd->reify = 0; |
435 | anfd->reify = 0; |
302 | |
436 | |
303 | if (anfd->events != events) |
|
|
304 | { |
|
|
305 | method_modify (EV_A_ fd, anfd->events, events); |
437 | method_modify (EV_A_ fd, anfd->events, events); |
306 | anfd->events = events; |
438 | anfd->events = events; |
307 | } |
|
|
308 | } |
439 | } |
309 | |
440 | |
310 | fdchangecnt = 0; |
441 | fdchangecnt = 0; |
311 | } |
442 | } |
312 | |
443 | |
313 | static void |
444 | static void |
314 | fd_change (EV_P_ int fd) |
445 | fd_change (EV_P_ int fd) |
315 | { |
446 | { |
316 | if (anfds [fd].reify || fdchangecnt < 0) |
447 | if (anfds [fd].reify) |
317 | return; |
448 | return; |
318 | |
449 | |
319 | anfds [fd].reify = 1; |
450 | anfds [fd].reify = 1; |
320 | |
451 | |
321 | ++fdchangecnt; |
452 | ++fdchangecnt; |
322 | array_needsize (fdchanges, fdchangemax, fdchangecnt, ); |
453 | array_needsize (fdchanges, fdchangemax, fdchangecnt, (void)); |
323 | fdchanges [fdchangecnt - 1] = fd; |
454 | fdchanges [fdchangecnt - 1] = fd; |
324 | } |
455 | } |
325 | |
456 | |
326 | static void |
457 | static void |
327 | fd_kill (EV_P_ int fd) |
458 | fd_kill (EV_P_ int fd) |
… | |
… | |
333 | ev_io_stop (EV_A_ w); |
464 | ev_io_stop (EV_A_ w); |
334 | event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
465 | event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
335 | } |
466 | } |
336 | } |
467 | } |
337 | |
468 | |
|
|
469 | static int |
|
|
470 | fd_valid (int fd) |
|
|
471 | { |
|
|
472 | #ifdef WIN32 |
|
|
473 | return !!win32_get_osfhandle (fd); |
|
|
474 | #else |
|
|
475 | return fcntl (fd, F_GETFD) != -1; |
|
|
476 | #endif |
|
|
477 | } |
|
|
478 | |
338 | /* called on EBADF to verify fds */ |
479 | /* called on EBADF to verify fds */ |
339 | static void |
480 | static void |
340 | fd_ebadf (EV_P) |
481 | fd_ebadf (EV_P) |
341 | { |
482 | { |
342 | int fd; |
483 | int fd; |
343 | |
484 | |
344 | for (fd = 0; fd < anfdmax; ++fd) |
485 | for (fd = 0; fd < anfdmax; ++fd) |
345 | if (anfds [fd].events) |
486 | if (anfds [fd].events) |
346 | if (fcntl (fd, F_GETFD) == -1 && errno == EBADF) |
487 | if (!fd_valid (fd) == -1 && errno == EBADF) |
347 | fd_kill (EV_A_ fd); |
488 | fd_kill (EV_A_ fd); |
348 | } |
489 | } |
349 | |
490 | |
350 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
491 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
351 | static void |
492 | static void |
352 | fd_enomem (EV_P) |
493 | fd_enomem (EV_P) |
353 | { |
494 | { |
354 | int fd = anfdmax; |
495 | int fd; |
355 | |
496 | |
356 | while (fd--) |
497 | for (fd = anfdmax; fd--; ) |
357 | if (anfds [fd].events) |
498 | if (anfds [fd].events) |
358 | { |
499 | { |
359 | close (fd); |
|
|
360 | fd_kill (EV_A_ fd); |
500 | fd_kill (EV_A_ fd); |
361 | return; |
501 | return; |
362 | } |
502 | } |
363 | } |
503 | } |
364 | |
504 | |
365 | /* susually called after fork if method needs to re-arm all fds from scratch */ |
505 | /* usually called after fork if method needs to re-arm all fds from scratch */ |
366 | static void |
506 | static void |
367 | fd_rearm_all (EV_P) |
507 | fd_rearm_all (EV_P) |
368 | { |
508 | { |
369 | int fd; |
509 | int fd; |
370 | |
510 | |
… | |
… | |
385 | WT w = heap [k]; |
525 | WT w = heap [k]; |
386 | |
526 | |
387 | while (k && heap [k >> 1]->at > w->at) |
527 | while (k && heap [k >> 1]->at > w->at) |
388 | { |
528 | { |
389 | heap [k] = heap [k >> 1]; |
529 | heap [k] = heap [k >> 1]; |
390 | heap [k]->active = k + 1; |
530 | ((W)heap [k])->active = k + 1; |
391 | k >>= 1; |
531 | k >>= 1; |
392 | } |
532 | } |
393 | |
533 | |
394 | heap [k] = w; |
534 | heap [k] = w; |
395 | heap [k]->active = k + 1; |
535 | ((W)heap [k])->active = k + 1; |
396 | |
536 | |
397 | } |
537 | } |
398 | |
538 | |
399 | static void |
539 | static void |
400 | downheap (WT *heap, int N, int k) |
540 | downheap (WT *heap, int N, int k) |
… | |
… | |
410 | |
550 | |
411 | if (w->at <= heap [j]->at) |
551 | if (w->at <= heap [j]->at) |
412 | break; |
552 | break; |
413 | |
553 | |
414 | heap [k] = heap [j]; |
554 | heap [k] = heap [j]; |
415 | heap [k]->active = k + 1; |
555 | ((W)heap [k])->active = k + 1; |
416 | k = j; |
556 | k = j; |
417 | } |
557 | } |
418 | |
558 | |
419 | heap [k] = w; |
559 | heap [k] = w; |
420 | heap [k]->active = k + 1; |
560 | ((W)heap [k])->active = k + 1; |
421 | } |
561 | } |
422 | |
562 | |
423 | /*****************************************************************************/ |
563 | /*****************************************************************************/ |
424 | |
564 | |
425 | typedef struct |
565 | typedef struct |
426 | { |
566 | { |
427 | struct ev_watcher_list *head; |
567 | WL head; |
428 | sig_atomic_t volatile gotsig; |
568 | sig_atomic_t volatile gotsig; |
429 | } ANSIG; |
569 | } ANSIG; |
430 | |
570 | |
431 | static ANSIG *signals; |
571 | static ANSIG *signals; |
432 | static int signalmax; |
572 | static int signalmax; |
… | |
… | |
448 | } |
588 | } |
449 | |
589 | |
450 | static void |
590 | static void |
451 | sighandler (int signum) |
591 | sighandler (int signum) |
452 | { |
592 | { |
|
|
593 | #if WIN32 |
|
|
594 | signal (signum, sighandler); |
|
|
595 | #endif |
|
|
596 | |
453 | signals [signum - 1].gotsig = 1; |
597 | signals [signum - 1].gotsig = 1; |
454 | |
598 | |
455 | if (!gotsig) |
599 | if (!gotsig) |
456 | { |
600 | { |
457 | int old_errno = errno; |
601 | int old_errno = errno; |
… | |
… | |
462 | } |
606 | } |
463 | |
607 | |
464 | static void |
608 | static void |
465 | sigcb (EV_P_ struct ev_io *iow, int revents) |
609 | sigcb (EV_P_ struct ev_io *iow, int revents) |
466 | { |
610 | { |
467 | struct ev_watcher_list *w; |
611 | WL w; |
468 | int signum; |
612 | int signum; |
469 | |
613 | |
470 | read (sigpipe [0], &revents, 1); |
614 | read (sigpipe [0], &revents, 1); |
471 | gotsig = 0; |
615 | gotsig = 0; |
472 | |
616 | |
… | |
… | |
497 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
641 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
498 | } |
642 | } |
499 | |
643 | |
500 | /*****************************************************************************/ |
644 | /*****************************************************************************/ |
501 | |
645 | |
|
|
646 | static struct ev_child *childs [PID_HASHSIZE]; |
|
|
647 | |
502 | #ifndef WIN32 |
648 | #ifndef WIN32 |
503 | |
649 | |
504 | static struct ev_child *childs [PID_HASHSIZE]; |
|
|
505 | static struct ev_signal childev; |
650 | static struct ev_signal childev; |
506 | |
651 | |
507 | #ifndef WCONTINUED |
652 | #ifndef WCONTINUED |
508 | # define WCONTINUED 0 |
653 | # define WCONTINUED 0 |
509 | #endif |
654 | #endif |
… | |
… | |
514 | struct ev_child *w; |
659 | struct ev_child *w; |
515 | |
660 | |
516 | for (w = (struct ev_child *)childs [chain & (PID_HASHSIZE - 1)]; w; w = (struct ev_child *)((WL)w)->next) |
661 | for (w = (struct ev_child *)childs [chain & (PID_HASHSIZE - 1)]; w; w = (struct ev_child *)((WL)w)->next) |
517 | if (w->pid == pid || !w->pid) |
662 | if (w->pid == pid || !w->pid) |
518 | { |
663 | { |
519 | w->priority = sw->priority; /* need to do it *now* */ |
664 | ev_priority (w) = ev_priority (sw); /* need to do it *now* */ |
520 | w->rpid = pid; |
665 | w->rpid = pid; |
521 | w->rstatus = status; |
666 | w->rstatus = status; |
522 | event (EV_A_ (W)w, EV_CHILD); |
667 | event (EV_A_ (W)w, EV_CHILD); |
523 | } |
668 | } |
524 | } |
669 | } |
525 | |
670 | |
526 | static void |
671 | static void |
… | |
… | |
608 | methods = atoi (getenv ("LIBEV_METHODS")); |
753 | methods = atoi (getenv ("LIBEV_METHODS")); |
609 | else |
754 | else |
610 | methods = EVMETHOD_ANY; |
755 | methods = EVMETHOD_ANY; |
611 | |
756 | |
612 | method = 0; |
757 | method = 0; |
|
|
758 | #if EV_USE_WIN32 |
|
|
759 | if (!method && (methods & EVMETHOD_WIN32 )) method = win32_init (EV_A_ methods); |
|
|
760 | #endif |
613 | #if EV_USE_KQUEUE |
761 | #if EV_USE_KQUEUE |
614 | if (!method && (methods & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ methods); |
762 | if (!method && (methods & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ methods); |
615 | #endif |
763 | #endif |
616 | #if EV_USE_EPOLL |
764 | #if EV_USE_EPOLL |
617 | if (!method && (methods & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ methods); |
765 | if (!method && (methods & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ methods); |
… | |
… | |
620 | if (!method && (methods & EVMETHOD_POLL )) method = poll_init (EV_A_ methods); |
768 | if (!method && (methods & EVMETHOD_POLL )) method = poll_init (EV_A_ methods); |
621 | #endif |
769 | #endif |
622 | #if EV_USE_SELECT |
770 | #if EV_USE_SELECT |
623 | if (!method && (methods & EVMETHOD_SELECT)) method = select_init (EV_A_ methods); |
771 | if (!method && (methods & EVMETHOD_SELECT)) method = select_init (EV_A_ methods); |
624 | #endif |
772 | #endif |
|
|
773 | |
|
|
774 | ev_watcher_init (&sigev, sigcb); |
|
|
775 | ev_set_priority (&sigev, EV_MAXPRI); |
625 | } |
776 | } |
626 | } |
777 | } |
627 | |
778 | |
628 | void |
779 | void |
629 | loop_destroy (EV_P) |
780 | loop_destroy (EV_P) |
630 | { |
781 | { |
|
|
782 | int i; |
|
|
783 | |
|
|
784 | #if EV_USE_WIN32 |
|
|
785 | if (method == EVMETHOD_WIN32 ) win32_destroy (EV_A); |
|
|
786 | #endif |
631 | #if EV_USE_KQUEUE |
787 | #if EV_USE_KQUEUE |
632 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
788 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
633 | #endif |
789 | #endif |
634 | #if EV_USE_EPOLL |
790 | #if EV_USE_EPOLL |
635 | if (method == EVMETHOD_EPOLL ) epoll_destroy (EV_A); |
791 | if (method == EVMETHOD_EPOLL ) epoll_destroy (EV_A); |
… | |
… | |
639 | #endif |
795 | #endif |
640 | #if EV_USE_SELECT |
796 | #if EV_USE_SELECT |
641 | if (method == EVMETHOD_SELECT) select_destroy (EV_A); |
797 | if (method == EVMETHOD_SELECT) select_destroy (EV_A); |
642 | #endif |
798 | #endif |
643 | |
799 | |
|
|
800 | for (i = NUMPRI; i--; ) |
|
|
801 | array_free (pending, [i]); |
|
|
802 | |
|
|
803 | /* have to use the microsoft-never-gets-it-right macro */ |
|
|
804 | array_free_microshit (fdchange); |
|
|
805 | array_free_microshit (timer); |
|
|
806 | array_free_microshit (periodic); |
|
|
807 | array_free_microshit (idle); |
|
|
808 | array_free_microshit (prepare); |
|
|
809 | array_free_microshit (check); |
|
|
810 | |
644 | method = 0; |
811 | method = 0; |
645 | /*TODO*/ |
|
|
646 | } |
812 | } |
647 | |
813 | |
648 | void |
814 | static void |
649 | loop_fork (EV_P) |
815 | loop_fork (EV_P) |
650 | { |
816 | { |
651 | /*TODO*/ |
|
|
652 | #if EV_USE_EPOLL |
817 | #if EV_USE_EPOLL |
653 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
818 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
654 | #endif |
819 | #endif |
655 | #if EV_USE_KQUEUE |
820 | #if EV_USE_KQUEUE |
656 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
821 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
657 | #endif |
822 | #endif |
|
|
823 | |
|
|
824 | if (ev_is_active (&sigev)) |
|
|
825 | { |
|
|
826 | /* default loop */ |
|
|
827 | |
|
|
828 | ev_ref (EV_A); |
|
|
829 | ev_io_stop (EV_A_ &sigev); |
|
|
830 | close (sigpipe [0]); |
|
|
831 | close (sigpipe [1]); |
|
|
832 | |
|
|
833 | while (ev_pipe (sigpipe)) |
|
|
834 | syserr ("(libev) error creating pipe"); |
|
|
835 | |
|
|
836 | siginit (EV_A); |
|
|
837 | } |
|
|
838 | |
|
|
839 | postfork = 0; |
658 | } |
840 | } |
659 | |
841 | |
660 | #if EV_MULTIPLICITY |
842 | #if EV_MULTIPLICITY |
661 | struct ev_loop * |
843 | struct ev_loop * |
662 | ev_loop_new (int methods) |
844 | ev_loop_new (int methods) |
663 | { |
845 | { |
664 | struct ev_loop *loop = (struct ev_loop *)calloc (1, sizeof (struct ev_loop)); |
846 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
|
|
847 | |
|
|
848 | memset (loop, 0, sizeof (struct ev_loop)); |
665 | |
849 | |
666 | loop_init (EV_A_ methods); |
850 | loop_init (EV_A_ methods); |
667 | |
851 | |
668 | if (ev_method (EV_A)) |
852 | if (ev_method (EV_A)) |
669 | return loop; |
853 | return loop; |
… | |
… | |
673 | |
857 | |
674 | void |
858 | void |
675 | ev_loop_destroy (EV_P) |
859 | ev_loop_destroy (EV_P) |
676 | { |
860 | { |
677 | loop_destroy (EV_A); |
861 | loop_destroy (EV_A); |
678 | free (loop); |
862 | ev_free (loop); |
679 | } |
863 | } |
680 | |
864 | |
681 | void |
865 | void |
682 | ev_loop_fork (EV_P) |
866 | ev_loop_fork (EV_P) |
683 | { |
867 | { |
684 | loop_fork (EV_A); |
868 | postfork = 1; |
685 | } |
869 | } |
686 | |
870 | |
687 | #endif |
871 | #endif |
688 | |
872 | |
689 | #if EV_MULTIPLICITY |
873 | #if EV_MULTIPLICITY |
… | |
… | |
697 | int |
881 | int |
698 | #endif |
882 | #endif |
699 | ev_default_loop (int methods) |
883 | ev_default_loop (int methods) |
700 | { |
884 | { |
701 | if (sigpipe [0] == sigpipe [1]) |
885 | if (sigpipe [0] == sigpipe [1]) |
702 | if (pipe (sigpipe)) |
886 | if (ev_pipe (sigpipe)) |
703 | return 0; |
887 | return 0; |
704 | |
888 | |
705 | if (!default_loop) |
889 | if (!default_loop) |
706 | { |
890 | { |
707 | #if EV_MULTIPLICITY |
891 | #if EV_MULTIPLICITY |
… | |
… | |
712 | |
896 | |
713 | loop_init (EV_A_ methods); |
897 | loop_init (EV_A_ methods); |
714 | |
898 | |
715 | if (ev_method (EV_A)) |
899 | if (ev_method (EV_A)) |
716 | { |
900 | { |
717 | ev_watcher_init (&sigev, sigcb); |
|
|
718 | ev_set_priority (&sigev, EV_MAXPRI); |
|
|
719 | siginit (EV_A); |
901 | siginit (EV_A); |
720 | |
902 | |
721 | #ifndef WIN32 |
903 | #ifndef WIN32 |
722 | ev_signal_init (&childev, childcb, SIGCHLD); |
904 | ev_signal_init (&childev, childcb, SIGCHLD); |
723 | ev_set_priority (&childev, EV_MAXPRI); |
905 | ev_set_priority (&childev, EV_MAXPRI); |
… | |
… | |
737 | { |
919 | { |
738 | #if EV_MULTIPLICITY |
920 | #if EV_MULTIPLICITY |
739 | struct ev_loop *loop = default_loop; |
921 | struct ev_loop *loop = default_loop; |
740 | #endif |
922 | #endif |
741 | |
923 | |
|
|
924 | #ifndef WIN32 |
742 | ev_ref (EV_A); /* child watcher */ |
925 | ev_ref (EV_A); /* child watcher */ |
743 | ev_signal_stop (EV_A_ &childev); |
926 | ev_signal_stop (EV_A_ &childev); |
|
|
927 | #endif |
744 | |
928 | |
745 | ev_ref (EV_A); /* signal watcher */ |
929 | ev_ref (EV_A); /* signal watcher */ |
746 | ev_io_stop (EV_A_ &sigev); |
930 | ev_io_stop (EV_A_ &sigev); |
747 | |
931 | |
748 | close (sigpipe [0]); sigpipe [0] = 0; |
932 | close (sigpipe [0]); sigpipe [0] = 0; |
… | |
… | |
756 | { |
940 | { |
757 | #if EV_MULTIPLICITY |
941 | #if EV_MULTIPLICITY |
758 | struct ev_loop *loop = default_loop; |
942 | struct ev_loop *loop = default_loop; |
759 | #endif |
943 | #endif |
760 | |
944 | |
761 | loop_fork (EV_A); |
945 | if (method) |
762 | |
946 | postfork = 1; |
763 | ev_io_stop (EV_A_ &sigev); |
|
|
764 | close (sigpipe [0]); |
|
|
765 | close (sigpipe [1]); |
|
|
766 | pipe (sigpipe); |
|
|
767 | |
|
|
768 | ev_ref (EV_A); /* signal watcher */ |
|
|
769 | siginit (EV_A); |
|
|
770 | } |
947 | } |
771 | |
948 | |
772 | /*****************************************************************************/ |
949 | /*****************************************************************************/ |
773 | |
950 | |
774 | static void |
951 | static void |
… | |
… | |
790 | } |
967 | } |
791 | |
968 | |
792 | static void |
969 | static void |
793 | timers_reify (EV_P) |
970 | timers_reify (EV_P) |
794 | { |
971 | { |
795 | while (timercnt && timers [0]->at <= mn_now) |
972 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
796 | { |
973 | { |
797 | struct ev_timer *w = timers [0]; |
974 | struct ev_timer *w = timers [0]; |
798 | |
975 | |
799 | assert (("inactive timer on timer heap detected", ev_is_active (w))); |
976 | assert (("inactive timer on timer heap detected", ev_is_active (w))); |
800 | |
977 | |
801 | /* first reschedule or stop timer */ |
978 | /* first reschedule or stop timer */ |
802 | if (w->repeat) |
979 | if (w->repeat) |
803 | { |
980 | { |
804 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
981 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
805 | w->at = mn_now + w->repeat; |
982 | ((WT)w)->at = mn_now + w->repeat; |
806 | downheap ((WT *)timers, timercnt, 0); |
983 | downheap ((WT *)timers, timercnt, 0); |
807 | } |
984 | } |
808 | else |
985 | else |
809 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
986 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
810 | |
987 | |
… | |
… | |
813 | } |
990 | } |
814 | |
991 | |
815 | static void |
992 | static void |
816 | periodics_reify (EV_P) |
993 | periodics_reify (EV_P) |
817 | { |
994 | { |
818 | while (periodiccnt && periodics [0]->at <= rt_now) |
995 | while (periodiccnt && ((WT)periodics [0])->at <= rt_now) |
819 | { |
996 | { |
820 | struct ev_periodic *w = periodics [0]; |
997 | struct ev_periodic *w = periodics [0]; |
821 | |
998 | |
822 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
999 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
823 | |
1000 | |
824 | /* first reschedule or stop timer */ |
1001 | /* first reschedule or stop timer */ |
825 | if (w->interval) |
1002 | if (w->interval) |
826 | { |
1003 | { |
827 | w->at += floor ((rt_now - w->at) / w->interval + 1.) * w->interval; |
1004 | ((WT)w)->at += floor ((rt_now - ((WT)w)->at) / w->interval + 1.) * w->interval; |
828 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", w->at > rt_now)); |
1005 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > rt_now)); |
829 | downheap ((WT *)periodics, periodiccnt, 0); |
1006 | downheap ((WT *)periodics, periodiccnt, 0); |
830 | } |
1007 | } |
831 | else |
1008 | else |
832 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1009 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
833 | |
1010 | |
… | |
… | |
845 | { |
1022 | { |
846 | struct ev_periodic *w = periodics [i]; |
1023 | struct ev_periodic *w = periodics [i]; |
847 | |
1024 | |
848 | if (w->interval) |
1025 | if (w->interval) |
849 | { |
1026 | { |
850 | ev_tstamp diff = ceil ((rt_now - w->at) / w->interval) * w->interval; |
1027 | ev_tstamp diff = ceil ((rt_now - ((WT)w)->at) / w->interval) * w->interval; |
851 | |
1028 | |
852 | if (fabs (diff) >= 1e-4) |
1029 | if (fabs (diff) >= 1e-4) |
853 | { |
1030 | { |
854 | ev_periodic_stop (EV_A_ w); |
1031 | ev_periodic_stop (EV_A_ w); |
855 | ev_periodic_start (EV_A_ w); |
1032 | ev_periodic_start (EV_A_ w); |
… | |
… | |
916 | { |
1093 | { |
917 | periodics_reschedule (EV_A); |
1094 | periodics_reschedule (EV_A); |
918 | |
1095 | |
919 | /* adjust timers. this is easy, as the offset is the same for all */ |
1096 | /* adjust timers. this is easy, as the offset is the same for all */ |
920 | for (i = 0; i < timercnt; ++i) |
1097 | for (i = 0; i < timercnt; ++i) |
921 | timers [i]->at += rt_now - mn_now; |
1098 | ((WT)timers [i])->at += rt_now - mn_now; |
922 | } |
1099 | } |
923 | |
1100 | |
924 | mn_now = rt_now; |
1101 | mn_now = rt_now; |
925 | } |
1102 | } |
926 | } |
1103 | } |
… | |
… | |
952 | { |
1129 | { |
953 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1130 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
954 | call_pending (EV_A); |
1131 | call_pending (EV_A); |
955 | } |
1132 | } |
956 | |
1133 | |
|
|
1134 | /* we might have forked, so reify kernel state if necessary */ |
|
|
1135 | if (expect_false (postfork)) |
|
|
1136 | loop_fork (EV_A); |
|
|
1137 | |
957 | /* update fd-related kernel structures */ |
1138 | /* update fd-related kernel structures */ |
958 | fd_reify (EV_A); |
1139 | fd_reify (EV_A); |
959 | |
1140 | |
960 | /* calculate blocking time */ |
1141 | /* calculate blocking time */ |
961 | |
1142 | |
… | |
… | |
977 | { |
1158 | { |
978 | block = MAX_BLOCKTIME; |
1159 | block = MAX_BLOCKTIME; |
979 | |
1160 | |
980 | if (timercnt) |
1161 | if (timercnt) |
981 | { |
1162 | { |
982 | ev_tstamp to = timers [0]->at - mn_now + method_fudge; |
1163 | ev_tstamp to = ((WT)timers [0])->at - mn_now + method_fudge; |
983 | if (block > to) block = to; |
1164 | if (block > to) block = to; |
984 | } |
1165 | } |
985 | |
1166 | |
986 | if (periodiccnt) |
1167 | if (periodiccnt) |
987 | { |
1168 | { |
988 | ev_tstamp to = periodics [0]->at - rt_now + method_fudge; |
1169 | ev_tstamp to = ((WT)periodics [0])->at - rt_now + method_fudge; |
989 | if (block > to) block = to; |
1170 | if (block > to) block = to; |
990 | } |
1171 | } |
991 | |
1172 | |
992 | if (block < 0.) block = 0.; |
1173 | if (block < 0.) block = 0.; |
993 | } |
1174 | } |
… | |
… | |
1110 | ev_timer_start (EV_P_ struct ev_timer *w) |
1291 | ev_timer_start (EV_P_ struct ev_timer *w) |
1111 | { |
1292 | { |
1112 | if (ev_is_active (w)) |
1293 | if (ev_is_active (w)) |
1113 | return; |
1294 | return; |
1114 | |
1295 | |
1115 | w->at += mn_now; |
1296 | ((WT)w)->at += mn_now; |
1116 | |
1297 | |
1117 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1298 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1118 | |
1299 | |
1119 | ev_start (EV_A_ (W)w, ++timercnt); |
1300 | ev_start (EV_A_ (W)w, ++timercnt); |
1120 | array_needsize (timers, timermax, timercnt, ); |
1301 | array_needsize (timers, timermax, timercnt, (void)); |
1121 | timers [timercnt - 1] = w; |
1302 | timers [timercnt - 1] = w; |
1122 | upheap ((WT *)timers, timercnt - 1); |
1303 | upheap ((WT *)timers, timercnt - 1); |
|
|
1304 | |
|
|
1305 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1123 | } |
1306 | } |
1124 | |
1307 | |
1125 | void |
1308 | void |
1126 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1309 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1127 | { |
1310 | { |
1128 | ev_clear_pending (EV_A_ (W)w); |
1311 | ev_clear_pending (EV_A_ (W)w); |
1129 | if (!ev_is_active (w)) |
1312 | if (!ev_is_active (w)) |
1130 | return; |
1313 | return; |
1131 | |
1314 | |
|
|
1315 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
|
|
1316 | |
1132 | if (w->active < timercnt--) |
1317 | if (((W)w)->active < timercnt--) |
1133 | { |
1318 | { |
1134 | timers [w->active - 1] = timers [timercnt]; |
1319 | timers [((W)w)->active - 1] = timers [timercnt]; |
1135 | downheap ((WT *)timers, timercnt, w->active - 1); |
1320 | downheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1136 | } |
1321 | } |
1137 | |
1322 | |
1138 | w->at = w->repeat; |
1323 | ((WT)w)->at = w->repeat; |
1139 | |
1324 | |
1140 | ev_stop (EV_A_ (W)w); |
1325 | ev_stop (EV_A_ (W)w); |
1141 | } |
1326 | } |
1142 | |
1327 | |
1143 | void |
1328 | void |
… | |
… | |
1145 | { |
1330 | { |
1146 | if (ev_is_active (w)) |
1331 | if (ev_is_active (w)) |
1147 | { |
1332 | { |
1148 | if (w->repeat) |
1333 | if (w->repeat) |
1149 | { |
1334 | { |
1150 | w->at = mn_now + w->repeat; |
1335 | ((WT)w)->at = mn_now + w->repeat; |
1151 | downheap ((WT *)timers, timercnt, w->active - 1); |
1336 | downheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1152 | } |
1337 | } |
1153 | else |
1338 | else |
1154 | ev_timer_stop (EV_A_ w); |
1339 | ev_timer_stop (EV_A_ w); |
1155 | } |
1340 | } |
1156 | else if (w->repeat) |
1341 | else if (w->repeat) |
… | |
… | |
1165 | |
1350 | |
1166 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1351 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1167 | |
1352 | |
1168 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1353 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1169 | if (w->interval) |
1354 | if (w->interval) |
1170 | w->at += ceil ((rt_now - w->at) / w->interval) * w->interval; |
1355 | ((WT)w)->at += ceil ((rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1171 | |
1356 | |
1172 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1357 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1173 | array_needsize (periodics, periodicmax, periodiccnt, ); |
1358 | array_needsize (periodics, periodicmax, periodiccnt, (void)); |
1174 | periodics [periodiccnt - 1] = w; |
1359 | periodics [periodiccnt - 1] = w; |
1175 | upheap ((WT *)periodics, periodiccnt - 1); |
1360 | upheap ((WT *)periodics, periodiccnt - 1); |
|
|
1361 | |
|
|
1362 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1176 | } |
1363 | } |
1177 | |
1364 | |
1178 | void |
1365 | void |
1179 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1366 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1180 | { |
1367 | { |
1181 | ev_clear_pending (EV_A_ (W)w); |
1368 | ev_clear_pending (EV_A_ (W)w); |
1182 | if (!ev_is_active (w)) |
1369 | if (!ev_is_active (w)) |
1183 | return; |
1370 | return; |
1184 | |
1371 | |
|
|
1372 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
|
|
1373 | |
1185 | if (w->active < periodiccnt--) |
1374 | if (((W)w)->active < periodiccnt--) |
1186 | { |
1375 | { |
1187 | periodics [w->active - 1] = periodics [periodiccnt]; |
1376 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1188 | downheap ((WT *)periodics, periodiccnt, w->active - 1); |
1377 | downheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1189 | } |
1378 | } |
1190 | |
1379 | |
1191 | ev_stop (EV_A_ (W)w); |
1380 | ev_stop (EV_A_ (W)w); |
1192 | } |
1381 | } |
1193 | |
1382 | |
… | |
… | |
1196 | { |
1385 | { |
1197 | if (ev_is_active (w)) |
1386 | if (ev_is_active (w)) |
1198 | return; |
1387 | return; |
1199 | |
1388 | |
1200 | ev_start (EV_A_ (W)w, ++idlecnt); |
1389 | ev_start (EV_A_ (W)w, ++idlecnt); |
1201 | array_needsize (idles, idlemax, idlecnt, ); |
1390 | array_needsize (idles, idlemax, idlecnt, (void)); |
1202 | idles [idlecnt - 1] = w; |
1391 | idles [idlecnt - 1] = w; |
1203 | } |
1392 | } |
1204 | |
1393 | |
1205 | void |
1394 | void |
1206 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1395 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1207 | { |
1396 | { |
1208 | ev_clear_pending (EV_A_ (W)w); |
1397 | ev_clear_pending (EV_A_ (W)w); |
1209 | if (ev_is_active (w)) |
1398 | if (ev_is_active (w)) |
1210 | return; |
1399 | return; |
1211 | |
1400 | |
1212 | idles [w->active - 1] = idles [--idlecnt]; |
1401 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1213 | ev_stop (EV_A_ (W)w); |
1402 | ev_stop (EV_A_ (W)w); |
1214 | } |
1403 | } |
1215 | |
1404 | |
1216 | void |
1405 | void |
1217 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1406 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1218 | { |
1407 | { |
1219 | if (ev_is_active (w)) |
1408 | if (ev_is_active (w)) |
1220 | return; |
1409 | return; |
1221 | |
1410 | |
1222 | ev_start (EV_A_ (W)w, ++preparecnt); |
1411 | ev_start (EV_A_ (W)w, ++preparecnt); |
1223 | array_needsize (prepares, preparemax, preparecnt, ); |
1412 | array_needsize (prepares, preparemax, preparecnt, (void)); |
1224 | prepares [preparecnt - 1] = w; |
1413 | prepares [preparecnt - 1] = w; |
1225 | } |
1414 | } |
1226 | |
1415 | |
1227 | void |
1416 | void |
1228 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1417 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1229 | { |
1418 | { |
1230 | ev_clear_pending (EV_A_ (W)w); |
1419 | ev_clear_pending (EV_A_ (W)w); |
1231 | if (ev_is_active (w)) |
1420 | if (ev_is_active (w)) |
1232 | return; |
1421 | return; |
1233 | |
1422 | |
1234 | prepares [w->active - 1] = prepares [--preparecnt]; |
1423 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1235 | ev_stop (EV_A_ (W)w); |
1424 | ev_stop (EV_A_ (W)w); |
1236 | } |
1425 | } |
1237 | |
1426 | |
1238 | void |
1427 | void |
1239 | ev_check_start (EV_P_ struct ev_check *w) |
1428 | ev_check_start (EV_P_ struct ev_check *w) |
1240 | { |
1429 | { |
1241 | if (ev_is_active (w)) |
1430 | if (ev_is_active (w)) |
1242 | return; |
1431 | return; |
1243 | |
1432 | |
1244 | ev_start (EV_A_ (W)w, ++checkcnt); |
1433 | ev_start (EV_A_ (W)w, ++checkcnt); |
1245 | array_needsize (checks, checkmax, checkcnt, ); |
1434 | array_needsize (checks, checkmax, checkcnt, (void)); |
1246 | checks [checkcnt - 1] = w; |
1435 | checks [checkcnt - 1] = w; |
1247 | } |
1436 | } |
1248 | |
1437 | |
1249 | void |
1438 | void |
1250 | ev_check_stop (EV_P_ struct ev_check *w) |
1439 | ev_check_stop (EV_P_ struct ev_check *w) |
1251 | { |
1440 | { |
1252 | ev_clear_pending (EV_A_ (W)w); |
1441 | ev_clear_pending (EV_A_ (W)w); |
1253 | if (ev_is_active (w)) |
1442 | if (ev_is_active (w)) |
1254 | return; |
1443 | return; |
1255 | |
1444 | |
1256 | checks [w->active - 1] = checks [--checkcnt]; |
1445 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1257 | ev_stop (EV_A_ (W)w); |
1446 | ev_stop (EV_A_ (W)w); |
1258 | } |
1447 | } |
1259 | |
1448 | |
1260 | #ifndef SA_RESTART |
1449 | #ifndef SA_RESTART |
1261 | # define SA_RESTART 0 |
1450 | # define SA_RESTART 0 |
… | |
… | |
1274 | |
1463 | |
1275 | ev_start (EV_A_ (W)w, 1); |
1464 | ev_start (EV_A_ (W)w, 1); |
1276 | array_needsize (signals, signalmax, w->signum, signals_init); |
1465 | array_needsize (signals, signalmax, w->signum, signals_init); |
1277 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1466 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1278 | |
1467 | |
1279 | if (!w->next) |
1468 | if (!((WL)w)->next) |
1280 | { |
1469 | { |
|
|
1470 | #if WIN32 |
|
|
1471 | signal (w->signum, sighandler); |
|
|
1472 | #else |
1281 | struct sigaction sa; |
1473 | struct sigaction sa; |
1282 | sa.sa_handler = sighandler; |
1474 | sa.sa_handler = sighandler; |
1283 | sigfillset (&sa.sa_mask); |
1475 | sigfillset (&sa.sa_mask); |
1284 | sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ |
1476 | sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ |
1285 | sigaction (w->signum, &sa, 0); |
1477 | sigaction (w->signum, &sa, 0); |
|
|
1478 | #endif |
1286 | } |
1479 | } |
1287 | } |
1480 | } |
1288 | |
1481 | |
1289 | void |
1482 | void |
1290 | ev_signal_stop (EV_P_ struct ev_signal *w) |
1483 | ev_signal_stop (EV_P_ struct ev_signal *w) |
… | |
… | |
1340 | void (*cb)(int revents, void *arg) = once->cb; |
1533 | void (*cb)(int revents, void *arg) = once->cb; |
1341 | void *arg = once->arg; |
1534 | void *arg = once->arg; |
1342 | |
1535 | |
1343 | ev_io_stop (EV_A_ &once->io); |
1536 | ev_io_stop (EV_A_ &once->io); |
1344 | ev_timer_stop (EV_A_ &once->to); |
1537 | ev_timer_stop (EV_A_ &once->to); |
1345 | free (once); |
1538 | ev_free (once); |
1346 | |
1539 | |
1347 | cb (revents, arg); |
1540 | cb (revents, arg); |
1348 | } |
1541 | } |
1349 | |
1542 | |
1350 | static void |
1543 | static void |
… | |
… | |
1360 | } |
1553 | } |
1361 | |
1554 | |
1362 | void |
1555 | void |
1363 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1556 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1364 | { |
1557 | { |
1365 | struct ev_once *once = malloc (sizeof (struct ev_once)); |
1558 | struct ev_once *once = ev_malloc (sizeof (struct ev_once)); |
1366 | |
1559 | |
1367 | if (!once) |
1560 | if (!once) |
1368 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1561 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1369 | else |
1562 | else |
1370 | { |
1563 | { |