… | |
… | |
51 | # ifndef EV_USE_MONOTONIC |
51 | # ifndef EV_USE_MONOTONIC |
52 | # define EV_USE_MONOTONIC 0 |
52 | # define EV_USE_MONOTONIC 0 |
53 | # endif |
53 | # endif |
54 | # ifndef EV_USE_REALTIME |
54 | # ifndef EV_USE_REALTIME |
55 | # define EV_USE_REALTIME 0 |
55 | # define EV_USE_REALTIME 0 |
|
|
56 | # endif |
|
|
57 | # endif |
|
|
58 | |
|
|
59 | # ifndef EV_USE_NANOSLEEP |
|
|
60 | # if HAVE_NANOSLEEP |
|
|
61 | # define EV_USE_NANOSLEEP 1 |
|
|
62 | # else |
|
|
63 | # define EV_USE_NANOSLEEP 0 |
56 | # endif |
64 | # endif |
57 | # endif |
65 | # endif |
58 | |
66 | |
59 | # ifndef EV_USE_SELECT |
67 | # ifndef EV_USE_SELECT |
60 | # if HAVE_SELECT && HAVE_SYS_SELECT_H |
68 | # if HAVE_SELECT && HAVE_SYS_SELECT_H |
… | |
… | |
146 | |
154 | |
147 | #ifndef EV_USE_REALTIME |
155 | #ifndef EV_USE_REALTIME |
148 | # define EV_USE_REALTIME 0 |
156 | # define EV_USE_REALTIME 0 |
149 | #endif |
157 | #endif |
150 | |
158 | |
|
|
159 | #ifndef EV_USE_NANOSLEEP |
|
|
160 | # define EV_USE_NANOSLEEP 0 |
|
|
161 | #endif |
|
|
162 | |
151 | #ifndef EV_USE_SELECT |
163 | #ifndef EV_USE_SELECT |
152 | # define EV_USE_SELECT 1 |
164 | # define EV_USE_SELECT 1 |
153 | #endif |
165 | #endif |
154 | |
166 | |
155 | #ifndef EV_USE_POLL |
167 | #ifndef EV_USE_POLL |
… | |
… | |
202 | #ifndef CLOCK_REALTIME |
214 | #ifndef CLOCK_REALTIME |
203 | # undef EV_USE_REALTIME |
215 | # undef EV_USE_REALTIME |
204 | # define EV_USE_REALTIME 0 |
216 | # define EV_USE_REALTIME 0 |
205 | #endif |
217 | #endif |
206 | |
218 | |
|
|
219 | #if !EV_STAT_ENABLE |
|
|
220 | # undef EV_USE_INOTIFY |
|
|
221 | # define EV_USE_INOTIFY 0 |
|
|
222 | #endif |
|
|
223 | |
|
|
224 | #if !EV_USE_NANOSLEEP |
|
|
225 | # ifndef _WIN32 |
|
|
226 | # include <sys/select.h> |
|
|
227 | # endif |
|
|
228 | #endif |
|
|
229 | |
|
|
230 | #if EV_USE_INOTIFY |
|
|
231 | # include <sys/inotify.h> |
|
|
232 | #endif |
|
|
233 | |
207 | #if EV_SELECT_IS_WINSOCKET |
234 | #if EV_SELECT_IS_WINSOCKET |
208 | # include <winsock.h> |
235 | # include <winsock.h> |
209 | #endif |
236 | #endif |
210 | |
237 | |
211 | #if !EV_STAT_ENABLE |
|
|
212 | # define EV_USE_INOTIFY 0 |
|
|
213 | #endif |
|
|
214 | |
|
|
215 | #if EV_USE_INOTIFY |
|
|
216 | # include <sys/inotify.h> |
|
|
217 | #endif |
|
|
218 | |
|
|
219 | /**/ |
238 | /**/ |
|
|
239 | |
|
|
240 | /* |
|
|
241 | * This is used to avoid floating point rounding problems. |
|
|
242 | * It is added to ev_rt_now when scheduling periodics |
|
|
243 | * to ensure progress, time-wise, even when rounding |
|
|
244 | * errors are against us. |
|
|
245 | * This value is good at least till the year 4000. |
|
|
246 | * Better solutions welcome. |
|
|
247 | */ |
|
|
248 | #define TIME_EPSILON 0.0001220703125 /* 1/8192 */ |
220 | |
249 | |
221 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
250 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
222 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
251 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
223 | /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds */ |
252 | /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds, TODO */ |
224 | |
253 | |
225 | #if __GNUC__ >= 3 |
254 | #if __GNUC__ >= 4 |
226 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
255 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
227 | # define inline_size static inline /* inline for codesize */ |
|
|
228 | # if EV_MINIMAL |
|
|
229 | # define noinline __attribute__ ((noinline)) |
256 | # define noinline __attribute__ ((noinline)) |
230 | # define inline_speed static noinline |
|
|
231 | # else |
|
|
232 | # define noinline |
|
|
233 | # define inline_speed static inline |
|
|
234 | # endif |
|
|
235 | #else |
257 | #else |
236 | # define expect(expr,value) (expr) |
258 | # define expect(expr,value) (expr) |
237 | # define inline_speed static |
|
|
238 | # define inline_size static |
|
|
239 | # define noinline |
259 | # define noinline |
|
|
260 | # if __STDC_VERSION__ < 199901L |
|
|
261 | # define inline |
|
|
262 | # endif |
240 | #endif |
263 | #endif |
241 | |
264 | |
242 | #define expect_false(expr) expect ((expr) != 0, 0) |
265 | #define expect_false(expr) expect ((expr) != 0, 0) |
243 | #define expect_true(expr) expect ((expr) != 0, 1) |
266 | #define expect_true(expr) expect ((expr) != 0, 1) |
|
|
267 | #define inline_size static inline |
|
|
268 | |
|
|
269 | #if EV_MINIMAL |
|
|
270 | # define inline_speed static noinline |
|
|
271 | #else |
|
|
272 | # define inline_speed static inline |
|
|
273 | #endif |
244 | |
274 | |
245 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
275 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
246 | #define ABSPRI(w) ((w)->priority - EV_MINPRI) |
276 | #define ABSPRI(w) (((W)w)->priority - EV_MINPRI) |
247 | |
277 | |
248 | #define EMPTY0 /* required for microsofts broken pseudo-c compiler */ |
278 | #define EMPTY /* required for microsofts broken pseudo-c compiler */ |
249 | #define EMPTY2(a,b) /* used to suppress some warnings */ |
279 | #define EMPTY2(a,b) /* used to suppress some warnings */ |
250 | |
280 | |
251 | typedef ev_watcher *W; |
281 | typedef ev_watcher *W; |
252 | typedef ev_watcher_list *WL; |
282 | typedef ev_watcher_list *WL; |
253 | typedef ev_watcher_time *WT; |
283 | typedef ev_watcher_time *WT; |
254 | |
284 | |
|
|
285 | /* sig_atomic_t is used to avoid per-thread variables or locking but still */ |
|
|
286 | /* giving it a reasonably high chance of working on typical architetcures */ |
255 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
287 | static sig_atomic_t have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
256 | |
288 | |
257 | #ifdef _WIN32 |
289 | #ifdef _WIN32 |
258 | # include "ev_win32.c" |
290 | # include "ev_win32.c" |
259 | #endif |
291 | #endif |
260 | |
292 | |
… | |
… | |
396 | { |
428 | { |
397 | return ev_rt_now; |
429 | return ev_rt_now; |
398 | } |
430 | } |
399 | #endif |
431 | #endif |
400 | |
432 | |
401 | #define array_roundsize(type,n) (((n) | 4) & ~3) |
433 | void |
|
|
434 | ev_sleep (ev_tstamp delay) |
|
|
435 | { |
|
|
436 | if (delay > 0.) |
|
|
437 | { |
|
|
438 | #if EV_USE_NANOSLEEP |
|
|
439 | struct timespec ts; |
|
|
440 | |
|
|
441 | ts.tv_sec = (time_t)delay; |
|
|
442 | ts.tv_nsec = (long)((delay - (ev_tstamp)(ts.tv_sec)) * 1e9); |
|
|
443 | |
|
|
444 | nanosleep (&ts, 0); |
|
|
445 | #elif defined(_WIN32) |
|
|
446 | Sleep (delay * 1e3); |
|
|
447 | #else |
|
|
448 | struct timeval tv; |
|
|
449 | |
|
|
450 | tv.tv_sec = (time_t)delay; |
|
|
451 | tv.tv_usec = (long)((delay - (ev_tstamp)(tv.tv_sec)) * 1e6); |
|
|
452 | |
|
|
453 | select (0, 0, 0, 0, &tv); |
|
|
454 | #endif |
|
|
455 | } |
|
|
456 | } |
|
|
457 | |
|
|
458 | /*****************************************************************************/ |
|
|
459 | |
|
|
460 | int inline_size |
|
|
461 | array_nextsize (int elem, int cur, int cnt) |
|
|
462 | { |
|
|
463 | int ncur = cur + 1; |
|
|
464 | |
|
|
465 | do |
|
|
466 | ncur <<= 1; |
|
|
467 | while (cnt > ncur); |
|
|
468 | |
|
|
469 | /* if size > 4096, round to 4096 - 4 * longs to accomodate malloc overhead */ |
|
|
470 | if (elem * ncur > 4096) |
|
|
471 | { |
|
|
472 | ncur *= elem; |
|
|
473 | ncur = (ncur + elem + 4095 + sizeof (void *) * 4) & ~4095; |
|
|
474 | ncur = ncur - sizeof (void *) * 4; |
|
|
475 | ncur /= elem; |
|
|
476 | } |
|
|
477 | |
|
|
478 | return ncur; |
|
|
479 | } |
|
|
480 | |
|
|
481 | static noinline void * |
|
|
482 | array_realloc (int elem, void *base, int *cur, int cnt) |
|
|
483 | { |
|
|
484 | *cur = array_nextsize (elem, *cur, cnt); |
|
|
485 | return ev_realloc (base, elem * *cur); |
|
|
486 | } |
402 | |
487 | |
403 | #define array_needsize(type,base,cur,cnt,init) \ |
488 | #define array_needsize(type,base,cur,cnt,init) \ |
404 | if (expect_false ((cnt) > cur)) \ |
489 | if (expect_false ((cnt) > (cur))) \ |
405 | { \ |
490 | { \ |
406 | int newcnt = cur; \ |
491 | int ocur_ = (cur); \ |
407 | do \ |
492 | (base) = (type *)array_realloc \ |
408 | { \ |
493 | (sizeof (type), (base), &(cur), (cnt)); \ |
409 | newcnt = array_roundsize (type, newcnt << 1); \ |
494 | init ((base) + (ocur_), (cur) - ocur_); \ |
410 | } \ |
|
|
411 | while ((cnt) > newcnt); \ |
|
|
412 | \ |
|
|
413 | base = (type *)ev_realloc (base, sizeof (type) * (newcnt));\ |
|
|
414 | init (base + cur, newcnt - cur); \ |
|
|
415 | cur = newcnt; \ |
|
|
416 | } |
495 | } |
417 | |
496 | |
|
|
497 | #if 0 |
418 | #define array_slim(type,stem) \ |
498 | #define array_slim(type,stem) \ |
419 | if (stem ## max < array_roundsize (stem ## cnt >> 2)) \ |
499 | if (stem ## max < array_roundsize (stem ## cnt >> 2)) \ |
420 | { \ |
500 | { \ |
421 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
501 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
422 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
502 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
423 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
503 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
424 | } |
504 | } |
|
|
505 | #endif |
425 | |
506 | |
426 | #define array_free(stem, idx) \ |
507 | #define array_free(stem, idx) \ |
427 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
508 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
428 | |
509 | |
429 | /*****************************************************************************/ |
510 | /*****************************************************************************/ |
430 | |
511 | |
431 | void noinline |
512 | void noinline |
432 | ev_feed_event (EV_P_ void *w, int revents) |
513 | ev_feed_event (EV_P_ void *w, int revents) |
433 | { |
514 | { |
434 | W w_ = (W)w; |
515 | W w_ = (W)w; |
|
|
516 | int pri = ABSPRI (w_); |
435 | |
517 | |
436 | if (expect_false (w_->pending)) |
518 | if (expect_false (w_->pending)) |
|
|
519 | pendings [pri][w_->pending - 1].events |= revents; |
|
|
520 | else |
437 | { |
521 | { |
|
|
522 | w_->pending = ++pendingcnt [pri]; |
|
|
523 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); |
|
|
524 | pendings [pri][w_->pending - 1].w = w_; |
438 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
525 | pendings [pri][w_->pending - 1].events = revents; |
439 | return; |
|
|
440 | } |
526 | } |
441 | |
|
|
442 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
|
|
443 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2); |
|
|
444 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
|
|
445 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
|
|
446 | } |
527 | } |
447 | |
528 | |
448 | void inline_size |
529 | void inline_speed |
449 | queue_events (EV_P_ W *events, int eventcnt, int type) |
530 | queue_events (EV_P_ W *events, int eventcnt, int type) |
450 | { |
531 | { |
451 | int i; |
532 | int i; |
452 | |
533 | |
453 | for (i = 0; i < eventcnt; ++i) |
534 | for (i = 0; i < eventcnt; ++i) |
… | |
… | |
485 | } |
566 | } |
486 | |
567 | |
487 | void |
568 | void |
488 | ev_feed_fd_event (EV_P_ int fd, int revents) |
569 | ev_feed_fd_event (EV_P_ int fd, int revents) |
489 | { |
570 | { |
|
|
571 | if (fd >= 0 && fd < anfdmax) |
490 | fd_event (EV_A_ fd, revents); |
572 | fd_event (EV_A_ fd, revents); |
491 | } |
573 | } |
492 | |
574 | |
493 | void inline_size |
575 | void inline_size |
494 | fd_reify (EV_P) |
576 | fd_reify (EV_P) |
495 | { |
577 | { |
… | |
… | |
499 | { |
581 | { |
500 | int fd = fdchanges [i]; |
582 | int fd = fdchanges [i]; |
501 | ANFD *anfd = anfds + fd; |
583 | ANFD *anfd = anfds + fd; |
502 | ev_io *w; |
584 | ev_io *w; |
503 | |
585 | |
504 | int events = 0; |
586 | unsigned char events = 0; |
505 | |
587 | |
506 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
588 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
507 | events |= w->events; |
589 | events |= (unsigned char)w->events; |
508 | |
590 | |
509 | #if EV_SELECT_IS_WINSOCKET |
591 | #if EV_SELECT_IS_WINSOCKET |
510 | if (events) |
592 | if (events) |
511 | { |
593 | { |
512 | unsigned long argp; |
594 | unsigned long argp; |
513 | anfd->handle = _get_osfhandle (fd); |
595 | anfd->handle = _get_osfhandle (fd); |
514 | assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0)); |
596 | assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0)); |
515 | } |
597 | } |
516 | #endif |
598 | #endif |
517 | |
599 | |
|
|
600 | { |
|
|
601 | unsigned char o_events = anfd->events; |
|
|
602 | unsigned char o_reify = anfd->reify; |
|
|
603 | |
518 | anfd->reify = 0; |
604 | anfd->reify = 0; |
519 | |
|
|
520 | backend_modify (EV_A_ fd, anfd->events, events); |
|
|
521 | anfd->events = events; |
605 | anfd->events = events; |
|
|
606 | |
|
|
607 | if (o_events != events || o_reify & EV_IOFDSET) |
|
|
608 | backend_modify (EV_A_ fd, o_events, events); |
|
|
609 | } |
522 | } |
610 | } |
523 | |
611 | |
524 | fdchangecnt = 0; |
612 | fdchangecnt = 0; |
525 | } |
613 | } |
526 | |
614 | |
527 | void inline_size |
615 | void inline_size |
528 | fd_change (EV_P_ int fd) |
616 | fd_change (EV_P_ int fd, int flags) |
529 | { |
617 | { |
530 | if (expect_false (anfds [fd].reify)) |
618 | unsigned char reify = anfds [fd].reify; |
531 | return; |
|
|
532 | |
|
|
533 | anfds [fd].reify = 1; |
619 | anfds [fd].reify |= flags; |
534 | |
620 | |
|
|
621 | if (expect_true (!reify)) |
|
|
622 | { |
535 | ++fdchangecnt; |
623 | ++fdchangecnt; |
536 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2); |
624 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2); |
537 | fdchanges [fdchangecnt - 1] = fd; |
625 | fdchanges [fdchangecnt - 1] = fd; |
|
|
626 | } |
538 | } |
627 | } |
539 | |
628 | |
540 | void inline_speed |
629 | void inline_speed |
541 | fd_kill (EV_P_ int fd) |
630 | fd_kill (EV_P_ int fd) |
542 | { |
631 | { |
… | |
… | |
593 | |
682 | |
594 | for (fd = 0; fd < anfdmax; ++fd) |
683 | for (fd = 0; fd < anfdmax; ++fd) |
595 | if (anfds [fd].events) |
684 | if (anfds [fd].events) |
596 | { |
685 | { |
597 | anfds [fd].events = 0; |
686 | anfds [fd].events = 0; |
598 | fd_change (EV_A_ fd); |
687 | fd_change (EV_A_ fd, EV_IOFDSET | 1); |
599 | } |
688 | } |
600 | } |
689 | } |
601 | |
690 | |
602 | /*****************************************************************************/ |
691 | /*****************************************************************************/ |
603 | |
692 | |
604 | void inline_speed |
693 | void inline_speed |
605 | upheap (WT *heap, int k) |
694 | upheap (WT *heap, int k) |
606 | { |
695 | { |
607 | WT w = heap [k]; |
696 | WT w = heap [k]; |
608 | |
697 | |
609 | while (k && heap [k >> 1]->at > w->at) |
698 | while (k) |
610 | { |
699 | { |
|
|
700 | int p = (k - 1) >> 1; |
|
|
701 | |
|
|
702 | if (heap [p]->at <= w->at) |
|
|
703 | break; |
|
|
704 | |
611 | heap [k] = heap [k >> 1]; |
705 | heap [k] = heap [p]; |
612 | ((W)heap [k])->active = k + 1; |
706 | ((W)heap [k])->active = k + 1; |
613 | k >>= 1; |
707 | k = p; |
614 | } |
708 | } |
615 | |
709 | |
616 | heap [k] = w; |
710 | heap [k] = w; |
617 | ((W)heap [k])->active = k + 1; |
711 | ((W)heap [k])->active = k + 1; |
618 | |
|
|
619 | } |
712 | } |
620 | |
713 | |
621 | void inline_speed |
714 | void inline_speed |
622 | downheap (WT *heap, int N, int k) |
715 | downheap (WT *heap, int N, int k) |
623 | { |
716 | { |
624 | WT w = heap [k]; |
717 | WT w = heap [k]; |
625 | |
718 | |
626 | while (k < (N >> 1)) |
719 | for (;;) |
627 | { |
720 | { |
628 | int j = k << 1; |
721 | int c = (k << 1) + 1; |
629 | |
722 | |
630 | if (j + 1 < N && heap [j]->at > heap [j + 1]->at) |
723 | if (c >= N) |
631 | ++j; |
|
|
632 | |
|
|
633 | if (w->at <= heap [j]->at) |
|
|
634 | break; |
724 | break; |
635 | |
725 | |
|
|
726 | c += c + 1 < N && heap [c]->at > heap [c + 1]->at |
|
|
727 | ? 1 : 0; |
|
|
728 | |
|
|
729 | if (w->at <= heap [c]->at) |
|
|
730 | break; |
|
|
731 | |
636 | heap [k] = heap [j]; |
732 | heap [k] = heap [c]; |
637 | ((W)heap [k])->active = k + 1; |
733 | ((W)heap [k])->active = k + 1; |
|
|
734 | |
638 | k = j; |
735 | k = c; |
639 | } |
736 | } |
640 | |
737 | |
641 | heap [k] = w; |
738 | heap [k] = w; |
642 | ((W)heap [k])->active = k + 1; |
739 | ((W)heap [k])->active = k + 1; |
643 | } |
740 | } |
… | |
… | |
725 | for (signum = signalmax; signum--; ) |
822 | for (signum = signalmax; signum--; ) |
726 | if (signals [signum].gotsig) |
823 | if (signals [signum].gotsig) |
727 | ev_feed_signal_event (EV_A_ signum + 1); |
824 | ev_feed_signal_event (EV_A_ signum + 1); |
728 | } |
825 | } |
729 | |
826 | |
730 | void inline_size |
827 | void inline_speed |
731 | fd_intern (int fd) |
828 | fd_intern (int fd) |
732 | { |
829 | { |
733 | #ifdef _WIN32 |
830 | #ifdef _WIN32 |
734 | int arg = 1; |
831 | int arg = 1; |
735 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
832 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
… | |
… | |
750 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
847 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
751 | } |
848 | } |
752 | |
849 | |
753 | /*****************************************************************************/ |
850 | /*****************************************************************************/ |
754 | |
851 | |
755 | static ev_child *childs [EV_PID_HASHSIZE]; |
852 | static WL childs [EV_PID_HASHSIZE]; |
756 | |
853 | |
757 | #ifndef _WIN32 |
854 | #ifndef _WIN32 |
758 | |
855 | |
759 | static ev_signal childev; |
856 | static ev_signal childev; |
760 | |
857 | |
… | |
… | |
764 | ev_child *w; |
861 | ev_child *w; |
765 | |
862 | |
766 | for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next) |
863 | for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next) |
767 | if (w->pid == pid || !w->pid) |
864 | if (w->pid == pid || !w->pid) |
768 | { |
865 | { |
769 | ev_priority (w) = ev_priority (sw); /* need to do it *now* */ |
866 | ev_set_priority (w, ev_priority (sw)); /* need to do it *now* */ |
770 | w->rpid = pid; |
867 | w->rpid = pid; |
771 | w->rstatus = status; |
868 | w->rstatus = status; |
772 | ev_feed_event (EV_A_ (W)w, EV_CHILD); |
869 | ev_feed_event (EV_A_ (W)w, EV_CHILD); |
773 | } |
870 | } |
774 | } |
871 | } |
775 | |
872 | |
776 | #ifndef WCONTINUED |
873 | #ifndef WCONTINUED |
… | |
… | |
875 | } |
972 | } |
876 | |
973 | |
877 | unsigned int |
974 | unsigned int |
878 | ev_embeddable_backends (void) |
975 | ev_embeddable_backends (void) |
879 | { |
976 | { |
|
|
977 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
880 | return EVBACKEND_EPOLL |
978 | return EVBACKEND_KQUEUE |
881 | | EVBACKEND_KQUEUE |
|
|
882 | | EVBACKEND_PORT; |
979 | | EVBACKEND_PORT; |
883 | } |
980 | } |
884 | |
981 | |
885 | unsigned int |
982 | unsigned int |
886 | ev_backend (EV_P) |
983 | ev_backend (EV_P) |
… | |
… | |
890 | |
987 | |
891 | unsigned int |
988 | unsigned int |
892 | ev_loop_count (EV_P) |
989 | ev_loop_count (EV_P) |
893 | { |
990 | { |
894 | return loop_count; |
991 | return loop_count; |
|
|
992 | } |
|
|
993 | |
|
|
994 | void |
|
|
995 | ev_set_io_collect_interval (EV_P_ ev_tstamp interval) |
|
|
996 | { |
|
|
997 | io_blocktime = interval; |
|
|
998 | } |
|
|
999 | |
|
|
1000 | void |
|
|
1001 | ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) |
|
|
1002 | { |
|
|
1003 | timeout_blocktime = interval; |
895 | } |
1004 | } |
896 | |
1005 | |
897 | static void noinline |
1006 | static void noinline |
898 | loop_init (EV_P_ unsigned int flags) |
1007 | loop_init (EV_P_ unsigned int flags) |
899 | { |
1008 | { |
… | |
… | |
910 | ev_rt_now = ev_time (); |
1019 | ev_rt_now = ev_time (); |
911 | mn_now = get_clock (); |
1020 | mn_now = get_clock (); |
912 | now_floor = mn_now; |
1021 | now_floor = mn_now; |
913 | rtmn_diff = ev_rt_now - mn_now; |
1022 | rtmn_diff = ev_rt_now - mn_now; |
914 | |
1023 | |
|
|
1024 | io_blocktime = 0.; |
|
|
1025 | timeout_blocktime = 0.; |
|
|
1026 | |
915 | /* pid check not overridable via env */ |
1027 | /* pid check not overridable via env */ |
916 | #ifndef _WIN32 |
1028 | #ifndef _WIN32 |
917 | if (flags & EVFLAG_FORKCHECK) |
1029 | if (flags & EVFLAG_FORKCHECK) |
918 | curpid = getpid (); |
1030 | curpid = getpid (); |
919 | #endif |
1031 | #endif |
… | |
… | |
981 | #if EV_USE_SELECT |
1093 | #if EV_USE_SELECT |
982 | if (backend == EVBACKEND_SELECT) select_destroy (EV_A); |
1094 | if (backend == EVBACKEND_SELECT) select_destroy (EV_A); |
983 | #endif |
1095 | #endif |
984 | |
1096 | |
985 | for (i = NUMPRI; i--; ) |
1097 | for (i = NUMPRI; i--; ) |
|
|
1098 | { |
986 | array_free (pending, [i]); |
1099 | array_free (pending, [i]); |
|
|
1100 | #if EV_IDLE_ENABLE |
|
|
1101 | array_free (idle, [i]); |
|
|
1102 | #endif |
|
|
1103 | } |
|
|
1104 | |
|
|
1105 | ev_free (anfds); anfdmax = 0; |
987 | |
1106 | |
988 | /* have to use the microsoft-never-gets-it-right macro */ |
1107 | /* have to use the microsoft-never-gets-it-right macro */ |
989 | array_free (fdchange, EMPTY0); |
1108 | array_free (fdchange, EMPTY); |
990 | array_free (timer, EMPTY0); |
1109 | array_free (timer, EMPTY); |
991 | #if EV_PERIODIC_ENABLE |
1110 | #if EV_PERIODIC_ENABLE |
992 | array_free (periodic, EMPTY0); |
1111 | array_free (periodic, EMPTY); |
993 | #endif |
1112 | #endif |
|
|
1113 | #if EV_FORK_ENABLE |
994 | array_free (idle, EMPTY0); |
1114 | array_free (fork, EMPTY); |
|
|
1115 | #endif |
995 | array_free (prepare, EMPTY0); |
1116 | array_free (prepare, EMPTY); |
996 | array_free (check, EMPTY0); |
1117 | array_free (check, EMPTY); |
997 | |
1118 | |
998 | backend = 0; |
1119 | backend = 0; |
999 | } |
1120 | } |
1000 | |
1121 | |
1001 | void inline_size infy_fork (EV_P); |
1122 | void inline_size infy_fork (EV_P); |
… | |
… | |
1137 | postfork = 1; |
1258 | postfork = 1; |
1138 | } |
1259 | } |
1139 | |
1260 | |
1140 | /*****************************************************************************/ |
1261 | /*****************************************************************************/ |
1141 | |
1262 | |
1142 | int inline_size |
1263 | void |
1143 | any_pending (EV_P) |
1264 | ev_invoke (EV_P_ void *w, int revents) |
1144 | { |
1265 | { |
1145 | int pri; |
1266 | EV_CB_INVOKE ((W)w, revents); |
1146 | |
|
|
1147 | for (pri = NUMPRI; pri--; ) |
|
|
1148 | if (pendingcnt [pri]) |
|
|
1149 | return 1; |
|
|
1150 | |
|
|
1151 | return 0; |
|
|
1152 | } |
1267 | } |
1153 | |
1268 | |
1154 | void inline_speed |
1269 | void inline_speed |
1155 | call_pending (EV_P) |
1270 | call_pending (EV_P) |
1156 | { |
1271 | { |
… | |
… | |
1174 | void inline_size |
1289 | void inline_size |
1175 | timers_reify (EV_P) |
1290 | timers_reify (EV_P) |
1176 | { |
1291 | { |
1177 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
1292 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
1178 | { |
1293 | { |
1179 | ev_timer *w = timers [0]; |
1294 | ev_timer *w = (ev_timer *)timers [0]; |
1180 | |
1295 | |
1181 | /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ |
1296 | /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ |
1182 | |
1297 | |
1183 | /* first reschedule or stop timer */ |
1298 | /* first reschedule or stop timer */ |
1184 | if (w->repeat) |
1299 | if (w->repeat) |
… | |
… | |
1187 | |
1302 | |
1188 | ((WT)w)->at += w->repeat; |
1303 | ((WT)w)->at += w->repeat; |
1189 | if (((WT)w)->at < mn_now) |
1304 | if (((WT)w)->at < mn_now) |
1190 | ((WT)w)->at = mn_now; |
1305 | ((WT)w)->at = mn_now; |
1191 | |
1306 | |
1192 | downheap ((WT *)timers, timercnt, 0); |
1307 | downheap (timers, timercnt, 0); |
1193 | } |
1308 | } |
1194 | else |
1309 | else |
1195 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1310 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1196 | |
1311 | |
1197 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1312 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
… | |
… | |
1202 | void inline_size |
1317 | void inline_size |
1203 | periodics_reify (EV_P) |
1318 | periodics_reify (EV_P) |
1204 | { |
1319 | { |
1205 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1320 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1206 | { |
1321 | { |
1207 | ev_periodic *w = periodics [0]; |
1322 | ev_periodic *w = (ev_periodic *)periodics [0]; |
1208 | |
1323 | |
1209 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
1324 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
1210 | |
1325 | |
1211 | /* first reschedule or stop timer */ |
1326 | /* first reschedule or stop timer */ |
1212 | if (w->reschedule_cb) |
1327 | if (w->reschedule_cb) |
1213 | { |
1328 | { |
1214 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001); |
1329 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON); |
1215 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1330 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1216 | downheap ((WT *)periodics, periodiccnt, 0); |
1331 | downheap (periodics, periodiccnt, 0); |
1217 | } |
1332 | } |
1218 | else if (w->interval) |
1333 | else if (w->interval) |
1219 | { |
1334 | { |
1220 | ((WT)w)->at += floor ((ev_rt_now - ((WT)w)->at) / w->interval + 1.) * w->interval; |
1335 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1336 | if (((WT)w)->at - ev_rt_now <= TIME_EPSILON) ((WT)w)->at += w->interval; |
1221 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now)); |
1337 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now)); |
1222 | downheap ((WT *)periodics, periodiccnt, 0); |
1338 | downheap (periodics, periodiccnt, 0); |
1223 | } |
1339 | } |
1224 | else |
1340 | else |
1225 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1341 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1226 | |
1342 | |
1227 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
1343 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
… | |
… | |
1234 | int i; |
1350 | int i; |
1235 | |
1351 | |
1236 | /* adjust periodics after time jump */ |
1352 | /* adjust periodics after time jump */ |
1237 | for (i = 0; i < periodiccnt; ++i) |
1353 | for (i = 0; i < periodiccnt; ++i) |
1238 | { |
1354 | { |
1239 | ev_periodic *w = periodics [i]; |
1355 | ev_periodic *w = (ev_periodic *)periodics [i]; |
1240 | |
1356 | |
1241 | if (w->reschedule_cb) |
1357 | if (w->reschedule_cb) |
1242 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1358 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1243 | else if (w->interval) |
1359 | else if (w->interval) |
1244 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1360 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1245 | } |
1361 | } |
1246 | |
1362 | |
1247 | /* now rebuild the heap */ |
1363 | /* now rebuild the heap */ |
1248 | for (i = periodiccnt >> 1; i--; ) |
1364 | for (i = periodiccnt >> 1; i--; ) |
1249 | downheap ((WT *)periodics, periodiccnt, i); |
1365 | downheap (periodics, periodiccnt, i); |
1250 | } |
1366 | } |
1251 | #endif |
1367 | #endif |
1252 | |
1368 | |
|
|
1369 | #if EV_IDLE_ENABLE |
1253 | int inline_size |
1370 | void inline_size |
1254 | time_update_monotonic (EV_P) |
1371 | idle_reify (EV_P) |
1255 | { |
1372 | { |
|
|
1373 | if (expect_false (idleall)) |
|
|
1374 | { |
|
|
1375 | int pri; |
|
|
1376 | |
|
|
1377 | for (pri = NUMPRI; pri--; ) |
|
|
1378 | { |
|
|
1379 | if (pendingcnt [pri]) |
|
|
1380 | break; |
|
|
1381 | |
|
|
1382 | if (idlecnt [pri]) |
|
|
1383 | { |
|
|
1384 | queue_events (EV_A_ (W *)idles [pri], idlecnt [pri], EV_IDLE); |
|
|
1385 | break; |
|
|
1386 | } |
|
|
1387 | } |
|
|
1388 | } |
|
|
1389 | } |
|
|
1390 | #endif |
|
|
1391 | |
|
|
1392 | void inline_speed |
|
|
1393 | time_update (EV_P_ ev_tstamp max_block) |
|
|
1394 | { |
|
|
1395 | int i; |
|
|
1396 | |
|
|
1397 | #if EV_USE_MONOTONIC |
|
|
1398 | if (expect_true (have_monotonic)) |
|
|
1399 | { |
|
|
1400 | ev_tstamp odiff = rtmn_diff; |
|
|
1401 | |
1256 | mn_now = get_clock (); |
1402 | mn_now = get_clock (); |
1257 | |
1403 | |
|
|
1404 | /* only fetch the realtime clock every 0.5*MIN_TIMEJUMP seconds */ |
|
|
1405 | /* interpolate in the meantime */ |
1258 | if (expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5)) |
1406 | if (expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5)) |
1259 | { |
1407 | { |
1260 | ev_rt_now = rtmn_diff + mn_now; |
1408 | ev_rt_now = rtmn_diff + mn_now; |
1261 | return 0; |
1409 | return; |
1262 | } |
1410 | } |
1263 | else |
1411 | |
1264 | { |
|
|
1265 | now_floor = mn_now; |
1412 | now_floor = mn_now; |
1266 | ev_rt_now = ev_time (); |
1413 | ev_rt_now = ev_time (); |
1267 | return 1; |
|
|
1268 | } |
|
|
1269 | } |
|
|
1270 | |
1414 | |
1271 | void inline_size |
1415 | /* loop a few times, before making important decisions. |
1272 | time_update (EV_P) |
1416 | * on the choice of "4": one iteration isn't enough, |
1273 | { |
1417 | * in case we get preempted during the calls to |
1274 | int i; |
1418 | * ev_time and get_clock. a second call is almost guaranteed |
1275 | |
1419 | * to succeed in that case, though. and looping a few more times |
1276 | #if EV_USE_MONOTONIC |
1420 | * doesn't hurt either as we only do this on time-jumps or |
1277 | if (expect_true (have_monotonic)) |
1421 | * in the unlikely event of having been preempted here. |
1278 | { |
1422 | */ |
1279 | if (time_update_monotonic (EV_A)) |
1423 | for (i = 4; --i; ) |
1280 | { |
1424 | { |
1281 | ev_tstamp odiff = rtmn_diff; |
|
|
1282 | |
|
|
1283 | /* loop a few times, before making important decisions. |
|
|
1284 | * on the choice of "4": one iteration isn't enough, |
|
|
1285 | * in case we get preempted during the calls to |
|
|
1286 | * ev_time and get_clock. a second call is almost guaranteed |
|
|
1287 | * to succeed in that case, though. and looping a few more times |
|
|
1288 | * doesn't hurt either as we only do this on time-jumps or |
|
|
1289 | * in the unlikely event of having been preempted here. |
|
|
1290 | */ |
|
|
1291 | for (i = 4; --i; ) |
|
|
1292 | { |
|
|
1293 | rtmn_diff = ev_rt_now - mn_now; |
1425 | rtmn_diff = ev_rt_now - mn_now; |
1294 | |
1426 | |
1295 | if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP) |
1427 | if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP) |
1296 | return; /* all is well */ |
1428 | return; /* all is well */ |
1297 | |
1429 | |
1298 | ev_rt_now = ev_time (); |
1430 | ev_rt_now = ev_time (); |
1299 | mn_now = get_clock (); |
1431 | mn_now = get_clock (); |
1300 | now_floor = mn_now; |
1432 | now_floor = mn_now; |
1301 | } |
1433 | } |
1302 | |
1434 | |
1303 | # if EV_PERIODIC_ENABLE |
1435 | # if EV_PERIODIC_ENABLE |
1304 | periodics_reschedule (EV_A); |
1436 | periodics_reschedule (EV_A); |
1305 | # endif |
1437 | # endif |
1306 | /* no timer adjustment, as the monotonic clock doesn't jump */ |
1438 | /* no timer adjustment, as the monotonic clock doesn't jump */ |
1307 | /* timers_reschedule (EV_A_ rtmn_diff - odiff) */ |
1439 | /* timers_reschedule (EV_A_ rtmn_diff - odiff) */ |
1308 | } |
|
|
1309 | } |
1440 | } |
1310 | else |
1441 | else |
1311 | #endif |
1442 | #endif |
1312 | { |
1443 | { |
1313 | ev_rt_now = ev_time (); |
1444 | ev_rt_now = ev_time (); |
1314 | |
1445 | |
1315 | if (expect_false (mn_now > ev_rt_now || mn_now < ev_rt_now - MAX_BLOCKTIME - MIN_TIMEJUMP)) |
1446 | if (expect_false (mn_now > ev_rt_now || ev_rt_now > mn_now + max_block + MIN_TIMEJUMP)) |
1316 | { |
1447 | { |
1317 | #if EV_PERIODIC_ENABLE |
1448 | #if EV_PERIODIC_ENABLE |
1318 | periodics_reschedule (EV_A); |
1449 | periodics_reschedule (EV_A); |
1319 | #endif |
1450 | #endif |
1320 | |
|
|
1321 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1451 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1322 | for (i = 0; i < timercnt; ++i) |
1452 | for (i = 0; i < timercnt; ++i) |
1323 | ((WT)timers [i])->at += ev_rt_now - mn_now; |
1453 | ((WT)timers [i])->at += ev_rt_now - mn_now; |
1324 | } |
1454 | } |
1325 | |
1455 | |
… | |
… | |
1369 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
1499 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
1370 | call_pending (EV_A); |
1500 | call_pending (EV_A); |
1371 | } |
1501 | } |
1372 | #endif |
1502 | #endif |
1373 | |
1503 | |
1374 | /* queue check watchers (and execute them) */ |
1504 | /* queue prepare watchers (and execute them) */ |
1375 | if (expect_false (preparecnt)) |
1505 | if (expect_false (preparecnt)) |
1376 | { |
1506 | { |
1377 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1507 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1378 | call_pending (EV_A); |
1508 | call_pending (EV_A); |
1379 | } |
1509 | } |
… | |
… | |
1388 | /* update fd-related kernel structures */ |
1518 | /* update fd-related kernel structures */ |
1389 | fd_reify (EV_A); |
1519 | fd_reify (EV_A); |
1390 | |
1520 | |
1391 | /* calculate blocking time */ |
1521 | /* calculate blocking time */ |
1392 | { |
1522 | { |
1393 | ev_tstamp block; |
1523 | ev_tstamp waittime = 0.; |
|
|
1524 | ev_tstamp sleeptime = 0.; |
1394 | |
1525 | |
1395 | if (expect_false (flags & EVLOOP_NONBLOCK || idlecnt || !activecnt)) |
1526 | if (expect_true (!(flags & EVLOOP_NONBLOCK || idleall || !activecnt))) |
1396 | block = 0.; /* do not block at all */ |
|
|
1397 | else |
|
|
1398 | { |
1527 | { |
1399 | /* update time to cancel out callback processing overhead */ |
1528 | /* update time to cancel out callback processing overhead */ |
1400 | #if EV_USE_MONOTONIC |
|
|
1401 | if (expect_true (have_monotonic)) |
|
|
1402 | time_update_monotonic (EV_A); |
1529 | time_update (EV_A_ 1e100); |
1403 | else |
|
|
1404 | #endif |
|
|
1405 | { |
|
|
1406 | ev_rt_now = ev_time (); |
|
|
1407 | mn_now = ev_rt_now; |
|
|
1408 | } |
|
|
1409 | |
1530 | |
1410 | block = MAX_BLOCKTIME; |
1531 | waittime = MAX_BLOCKTIME; |
1411 | |
1532 | |
1412 | if (timercnt) |
1533 | if (timercnt) |
1413 | { |
1534 | { |
1414 | ev_tstamp to = ((WT)timers [0])->at - mn_now + backend_fudge; |
1535 | ev_tstamp to = ((WT)timers [0])->at - mn_now + backend_fudge; |
1415 | if (block > to) block = to; |
1536 | if (waittime > to) waittime = to; |
1416 | } |
1537 | } |
1417 | |
1538 | |
1418 | #if EV_PERIODIC_ENABLE |
1539 | #if EV_PERIODIC_ENABLE |
1419 | if (periodiccnt) |
1540 | if (periodiccnt) |
1420 | { |
1541 | { |
1421 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + backend_fudge; |
1542 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + backend_fudge; |
1422 | if (block > to) block = to; |
1543 | if (waittime > to) waittime = to; |
1423 | } |
1544 | } |
1424 | #endif |
1545 | #endif |
1425 | |
1546 | |
1426 | if (expect_false (block < 0.)) block = 0.; |
1547 | if (expect_false (waittime < timeout_blocktime)) |
|
|
1548 | waittime = timeout_blocktime; |
|
|
1549 | |
|
|
1550 | sleeptime = waittime - backend_fudge; |
|
|
1551 | |
|
|
1552 | if (expect_true (sleeptime > io_blocktime)) |
|
|
1553 | sleeptime = io_blocktime; |
|
|
1554 | |
|
|
1555 | if (sleeptime) |
|
|
1556 | { |
|
|
1557 | ev_sleep (sleeptime); |
|
|
1558 | waittime -= sleeptime; |
|
|
1559 | } |
1427 | } |
1560 | } |
1428 | |
1561 | |
1429 | ++loop_count; |
1562 | ++loop_count; |
1430 | backend_poll (EV_A_ block); |
1563 | backend_poll (EV_A_ waittime); |
|
|
1564 | |
|
|
1565 | /* update ev_rt_now, do magic */ |
|
|
1566 | time_update (EV_A_ waittime + sleeptime); |
1431 | } |
1567 | } |
1432 | |
|
|
1433 | /* update ev_rt_now, do magic */ |
|
|
1434 | time_update (EV_A); |
|
|
1435 | |
1568 | |
1436 | /* queue pending timers and reschedule them */ |
1569 | /* queue pending timers and reschedule them */ |
1437 | timers_reify (EV_A); /* relative timers called last */ |
1570 | timers_reify (EV_A); /* relative timers called last */ |
1438 | #if EV_PERIODIC_ENABLE |
1571 | #if EV_PERIODIC_ENABLE |
1439 | periodics_reify (EV_A); /* absolute timers called first */ |
1572 | periodics_reify (EV_A); /* absolute timers called first */ |
1440 | #endif |
1573 | #endif |
1441 | |
1574 | |
|
|
1575 | #if EV_IDLE_ENABLE |
1442 | /* queue idle watchers unless other events are pending */ |
1576 | /* queue idle watchers unless other events are pending */ |
1443 | if (idlecnt && !any_pending (EV_A)) |
1577 | idle_reify (EV_A); |
1444 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1578 | #endif |
1445 | |
1579 | |
1446 | /* queue check watchers, to be executed first */ |
1580 | /* queue check watchers, to be executed first */ |
1447 | if (expect_false (checkcnt)) |
1581 | if (expect_false (checkcnt)) |
1448 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1582 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1449 | |
1583 | |
… | |
… | |
1485 | head = &(*head)->next; |
1619 | head = &(*head)->next; |
1486 | } |
1620 | } |
1487 | } |
1621 | } |
1488 | |
1622 | |
1489 | void inline_speed |
1623 | void inline_speed |
1490 | ev_clear_pending (EV_P_ W w) |
1624 | clear_pending (EV_P_ W w) |
1491 | { |
1625 | { |
1492 | if (w->pending) |
1626 | if (w->pending) |
1493 | { |
1627 | { |
1494 | pendings [ABSPRI (w)][w->pending - 1].w = 0; |
1628 | pendings [ABSPRI (w)][w->pending - 1].w = 0; |
1495 | w->pending = 0; |
1629 | w->pending = 0; |
1496 | } |
1630 | } |
1497 | } |
1631 | } |
1498 | |
1632 | |
|
|
1633 | int |
|
|
1634 | ev_clear_pending (EV_P_ void *w) |
|
|
1635 | { |
|
|
1636 | W w_ = (W)w; |
|
|
1637 | int pending = w_->pending; |
|
|
1638 | |
|
|
1639 | if (expect_true (pending)) |
|
|
1640 | { |
|
|
1641 | ANPENDING *p = pendings [ABSPRI (w_)] + pending - 1; |
|
|
1642 | w_->pending = 0; |
|
|
1643 | p->w = 0; |
|
|
1644 | return p->events; |
|
|
1645 | } |
|
|
1646 | else |
|
|
1647 | return 0; |
|
|
1648 | } |
|
|
1649 | |
|
|
1650 | void inline_size |
|
|
1651 | pri_adjust (EV_P_ W w) |
|
|
1652 | { |
|
|
1653 | int pri = w->priority; |
|
|
1654 | pri = pri < EV_MINPRI ? EV_MINPRI : pri; |
|
|
1655 | pri = pri > EV_MAXPRI ? EV_MAXPRI : pri; |
|
|
1656 | w->priority = pri; |
|
|
1657 | } |
|
|
1658 | |
1499 | void inline_speed |
1659 | void inline_speed |
1500 | ev_start (EV_P_ W w, int active) |
1660 | ev_start (EV_P_ W w, int active) |
1501 | { |
1661 | { |
1502 | if (w->priority < EV_MINPRI) w->priority = EV_MINPRI; |
1662 | pri_adjust (EV_A_ w); |
1503 | if (w->priority > EV_MAXPRI) w->priority = EV_MAXPRI; |
|
|
1504 | |
|
|
1505 | w->active = active; |
1663 | w->active = active; |
1506 | ev_ref (EV_A); |
1664 | ev_ref (EV_A); |
1507 | } |
1665 | } |
1508 | |
1666 | |
1509 | void inline_size |
1667 | void inline_size |
… | |
… | |
1513 | w->active = 0; |
1671 | w->active = 0; |
1514 | } |
1672 | } |
1515 | |
1673 | |
1516 | /*****************************************************************************/ |
1674 | /*****************************************************************************/ |
1517 | |
1675 | |
1518 | void |
1676 | void noinline |
1519 | ev_io_start (EV_P_ ev_io *w) |
1677 | ev_io_start (EV_P_ ev_io *w) |
1520 | { |
1678 | { |
1521 | int fd = w->fd; |
1679 | int fd = w->fd; |
1522 | |
1680 | |
1523 | if (expect_false (ev_is_active (w))) |
1681 | if (expect_false (ev_is_active (w))) |
… | |
… | |
1525 | |
1683 | |
1526 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1684 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1527 | |
1685 | |
1528 | ev_start (EV_A_ (W)w, 1); |
1686 | ev_start (EV_A_ (W)w, 1); |
1529 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
1687 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
1530 | wlist_add ((WL *)&anfds[fd].head, (WL)w); |
1688 | wlist_add (&anfds[fd].head, (WL)w); |
1531 | |
1689 | |
1532 | fd_change (EV_A_ fd); |
1690 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
|
|
1691 | w->events &= ~EV_IOFDSET; |
1533 | } |
1692 | } |
1534 | |
1693 | |
1535 | void |
1694 | void noinline |
1536 | ev_io_stop (EV_P_ ev_io *w) |
1695 | ev_io_stop (EV_P_ ev_io *w) |
1537 | { |
1696 | { |
1538 | ev_clear_pending (EV_A_ (W)w); |
1697 | clear_pending (EV_A_ (W)w); |
1539 | if (expect_false (!ev_is_active (w))) |
1698 | if (expect_false (!ev_is_active (w))) |
1540 | return; |
1699 | return; |
1541 | |
1700 | |
1542 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1701 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1543 | |
1702 | |
1544 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
1703 | wlist_del (&anfds[w->fd].head, (WL)w); |
1545 | ev_stop (EV_A_ (W)w); |
1704 | ev_stop (EV_A_ (W)w); |
1546 | |
1705 | |
1547 | fd_change (EV_A_ w->fd); |
1706 | fd_change (EV_A_ w->fd, 1); |
1548 | } |
1707 | } |
1549 | |
1708 | |
1550 | void |
1709 | void noinline |
1551 | ev_timer_start (EV_P_ ev_timer *w) |
1710 | ev_timer_start (EV_P_ ev_timer *w) |
1552 | { |
1711 | { |
1553 | if (expect_false (ev_is_active (w))) |
1712 | if (expect_false (ev_is_active (w))) |
1554 | return; |
1713 | return; |
1555 | |
1714 | |
1556 | ((WT)w)->at += mn_now; |
1715 | ((WT)w)->at += mn_now; |
1557 | |
1716 | |
1558 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1717 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1559 | |
1718 | |
1560 | ev_start (EV_A_ (W)w, ++timercnt); |
1719 | ev_start (EV_A_ (W)w, ++timercnt); |
1561 | array_needsize (ev_timer *, timers, timermax, timercnt, EMPTY2); |
1720 | array_needsize (WT, timers, timermax, timercnt, EMPTY2); |
1562 | timers [timercnt - 1] = w; |
1721 | timers [timercnt - 1] = (WT)w; |
1563 | upheap ((WT *)timers, timercnt - 1); |
1722 | upheap (timers, timercnt - 1); |
1564 | |
1723 | |
1565 | /*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/ |
1724 | /*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/ |
1566 | } |
1725 | } |
1567 | |
1726 | |
1568 | void |
1727 | void noinline |
1569 | ev_timer_stop (EV_P_ ev_timer *w) |
1728 | ev_timer_stop (EV_P_ ev_timer *w) |
1570 | { |
1729 | { |
1571 | ev_clear_pending (EV_A_ (W)w); |
1730 | clear_pending (EV_A_ (W)w); |
1572 | if (expect_false (!ev_is_active (w))) |
1731 | if (expect_false (!ev_is_active (w))) |
1573 | return; |
1732 | return; |
1574 | |
1733 | |
1575 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1734 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == (WT)w)); |
1576 | |
1735 | |
1577 | { |
1736 | { |
1578 | int active = ((W)w)->active; |
1737 | int active = ((W)w)->active; |
1579 | |
1738 | |
1580 | if (expect_true (--active < --timercnt)) |
1739 | if (expect_true (--active < --timercnt)) |
1581 | { |
1740 | { |
1582 | timers [active] = timers [timercnt]; |
1741 | timers [active] = timers [timercnt]; |
1583 | adjustheap ((WT *)timers, timercnt, active); |
1742 | adjustheap (timers, timercnt, active); |
1584 | } |
1743 | } |
1585 | } |
1744 | } |
1586 | |
1745 | |
1587 | ((WT)w)->at -= mn_now; |
1746 | ((WT)w)->at -= mn_now; |
1588 | |
1747 | |
1589 | ev_stop (EV_A_ (W)w); |
1748 | ev_stop (EV_A_ (W)w); |
1590 | } |
1749 | } |
1591 | |
1750 | |
1592 | void |
1751 | void noinline |
1593 | ev_timer_again (EV_P_ ev_timer *w) |
1752 | ev_timer_again (EV_P_ ev_timer *w) |
1594 | { |
1753 | { |
1595 | if (ev_is_active (w)) |
1754 | if (ev_is_active (w)) |
1596 | { |
1755 | { |
1597 | if (w->repeat) |
1756 | if (w->repeat) |
1598 | { |
1757 | { |
1599 | ((WT)w)->at = mn_now + w->repeat; |
1758 | ((WT)w)->at = mn_now + w->repeat; |
1600 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1759 | adjustheap (timers, timercnt, ((W)w)->active - 1); |
1601 | } |
1760 | } |
1602 | else |
1761 | else |
1603 | ev_timer_stop (EV_A_ w); |
1762 | ev_timer_stop (EV_A_ w); |
1604 | } |
1763 | } |
1605 | else if (w->repeat) |
1764 | else if (w->repeat) |
… | |
… | |
1608 | ev_timer_start (EV_A_ w); |
1767 | ev_timer_start (EV_A_ w); |
1609 | } |
1768 | } |
1610 | } |
1769 | } |
1611 | |
1770 | |
1612 | #if EV_PERIODIC_ENABLE |
1771 | #if EV_PERIODIC_ENABLE |
1613 | void |
1772 | void noinline |
1614 | ev_periodic_start (EV_P_ ev_periodic *w) |
1773 | ev_periodic_start (EV_P_ ev_periodic *w) |
1615 | { |
1774 | { |
1616 | if (expect_false (ev_is_active (w))) |
1775 | if (expect_false (ev_is_active (w))) |
1617 | return; |
1776 | return; |
1618 | |
1777 | |
… | |
… | |
1620 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1779 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1621 | else if (w->interval) |
1780 | else if (w->interval) |
1622 | { |
1781 | { |
1623 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1782 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1624 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1783 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1625 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1784 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1626 | } |
1785 | } |
|
|
1786 | else |
|
|
1787 | ((WT)w)->at = w->offset; |
1627 | |
1788 | |
1628 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1789 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1629 | array_needsize (ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2); |
1790 | array_needsize (WT, periodics, periodicmax, periodiccnt, EMPTY2); |
1630 | periodics [periodiccnt - 1] = w; |
1791 | periodics [periodiccnt - 1] = (WT)w; |
1631 | upheap ((WT *)periodics, periodiccnt - 1); |
1792 | upheap (periodics, periodiccnt - 1); |
1632 | |
1793 | |
1633 | /*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/ |
1794 | /*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/ |
1634 | } |
1795 | } |
1635 | |
1796 | |
1636 | void |
1797 | void noinline |
1637 | ev_periodic_stop (EV_P_ ev_periodic *w) |
1798 | ev_periodic_stop (EV_P_ ev_periodic *w) |
1638 | { |
1799 | { |
1639 | ev_clear_pending (EV_A_ (W)w); |
1800 | clear_pending (EV_A_ (W)w); |
1640 | if (expect_false (!ev_is_active (w))) |
1801 | if (expect_false (!ev_is_active (w))) |
1641 | return; |
1802 | return; |
1642 | |
1803 | |
1643 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1804 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == (WT)w)); |
1644 | |
1805 | |
1645 | { |
1806 | { |
1646 | int active = ((W)w)->active; |
1807 | int active = ((W)w)->active; |
1647 | |
1808 | |
1648 | if (expect_true (--active < --periodiccnt)) |
1809 | if (expect_true (--active < --periodiccnt)) |
1649 | { |
1810 | { |
1650 | periodics [active] = periodics [periodiccnt]; |
1811 | periodics [active] = periodics [periodiccnt]; |
1651 | adjustheap ((WT *)periodics, periodiccnt, active); |
1812 | adjustheap (periodics, periodiccnt, active); |
1652 | } |
1813 | } |
1653 | } |
1814 | } |
1654 | |
1815 | |
1655 | ev_stop (EV_A_ (W)w); |
1816 | ev_stop (EV_A_ (W)w); |
1656 | } |
1817 | } |
1657 | |
1818 | |
1658 | void |
1819 | void noinline |
1659 | ev_periodic_again (EV_P_ ev_periodic *w) |
1820 | ev_periodic_again (EV_P_ ev_periodic *w) |
1660 | { |
1821 | { |
1661 | /* TODO: use adjustheap and recalculation */ |
1822 | /* TODO: use adjustheap and recalculation */ |
1662 | ev_periodic_stop (EV_A_ w); |
1823 | ev_periodic_stop (EV_A_ w); |
1663 | ev_periodic_start (EV_A_ w); |
1824 | ev_periodic_start (EV_A_ w); |
… | |
… | |
1666 | |
1827 | |
1667 | #ifndef SA_RESTART |
1828 | #ifndef SA_RESTART |
1668 | # define SA_RESTART 0 |
1829 | # define SA_RESTART 0 |
1669 | #endif |
1830 | #endif |
1670 | |
1831 | |
1671 | void |
1832 | void noinline |
1672 | ev_signal_start (EV_P_ ev_signal *w) |
1833 | ev_signal_start (EV_P_ ev_signal *w) |
1673 | { |
1834 | { |
1674 | #if EV_MULTIPLICITY |
1835 | #if EV_MULTIPLICITY |
1675 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1836 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1676 | #endif |
1837 | #endif |
1677 | if (expect_false (ev_is_active (w))) |
1838 | if (expect_false (ev_is_active (w))) |
1678 | return; |
1839 | return; |
1679 | |
1840 | |
1680 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1841 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1681 | |
1842 | |
|
|
1843 | { |
|
|
1844 | #ifndef _WIN32 |
|
|
1845 | sigset_t full, prev; |
|
|
1846 | sigfillset (&full); |
|
|
1847 | sigprocmask (SIG_SETMASK, &full, &prev); |
|
|
1848 | #endif |
|
|
1849 | |
|
|
1850 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
|
|
1851 | |
|
|
1852 | #ifndef _WIN32 |
|
|
1853 | sigprocmask (SIG_SETMASK, &prev, 0); |
|
|
1854 | #endif |
|
|
1855 | } |
|
|
1856 | |
1682 | ev_start (EV_A_ (W)w, 1); |
1857 | ev_start (EV_A_ (W)w, 1); |
1683 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
|
|
1684 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1858 | wlist_add (&signals [w->signum - 1].head, (WL)w); |
1685 | |
1859 | |
1686 | if (!((WL)w)->next) |
1860 | if (!((WL)w)->next) |
1687 | { |
1861 | { |
1688 | #if _WIN32 |
1862 | #if _WIN32 |
1689 | signal (w->signum, sighandler); |
1863 | signal (w->signum, sighandler); |
… | |
… | |
1695 | sigaction (w->signum, &sa, 0); |
1869 | sigaction (w->signum, &sa, 0); |
1696 | #endif |
1870 | #endif |
1697 | } |
1871 | } |
1698 | } |
1872 | } |
1699 | |
1873 | |
1700 | void |
1874 | void noinline |
1701 | ev_signal_stop (EV_P_ ev_signal *w) |
1875 | ev_signal_stop (EV_P_ ev_signal *w) |
1702 | { |
1876 | { |
1703 | ev_clear_pending (EV_A_ (W)w); |
1877 | clear_pending (EV_A_ (W)w); |
1704 | if (expect_false (!ev_is_active (w))) |
1878 | if (expect_false (!ev_is_active (w))) |
1705 | return; |
1879 | return; |
1706 | |
1880 | |
1707 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1881 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
1708 | ev_stop (EV_A_ (W)w); |
1882 | ev_stop (EV_A_ (W)w); |
1709 | |
1883 | |
1710 | if (!signals [w->signum - 1].head) |
1884 | if (!signals [w->signum - 1].head) |
1711 | signal (w->signum, SIG_DFL); |
1885 | signal (w->signum, SIG_DFL); |
1712 | } |
1886 | } |
… | |
… | |
1719 | #endif |
1893 | #endif |
1720 | if (expect_false (ev_is_active (w))) |
1894 | if (expect_false (ev_is_active (w))) |
1721 | return; |
1895 | return; |
1722 | |
1896 | |
1723 | ev_start (EV_A_ (W)w, 1); |
1897 | ev_start (EV_A_ (W)w, 1); |
1724 | wlist_add ((WL *)&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
1898 | wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
1725 | } |
1899 | } |
1726 | |
1900 | |
1727 | void |
1901 | void |
1728 | ev_child_stop (EV_P_ ev_child *w) |
1902 | ev_child_stop (EV_P_ ev_child *w) |
1729 | { |
1903 | { |
1730 | ev_clear_pending (EV_A_ (W)w); |
1904 | clear_pending (EV_A_ (W)w); |
1731 | if (expect_false (!ev_is_active (w))) |
1905 | if (expect_false (!ev_is_active (w))) |
1732 | return; |
1906 | return; |
1733 | |
1907 | |
1734 | wlist_del ((WL *)&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
1908 | wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
1735 | ev_stop (EV_A_ (W)w); |
1909 | ev_stop (EV_A_ (W)w); |
1736 | } |
1910 | } |
1737 | |
1911 | |
1738 | #if EV_STAT_ENABLE |
1912 | #if EV_STAT_ENABLE |
1739 | |
1913 | |
… | |
… | |
1971 | } |
2145 | } |
1972 | |
2146 | |
1973 | void |
2147 | void |
1974 | ev_stat_stop (EV_P_ ev_stat *w) |
2148 | ev_stat_stop (EV_P_ ev_stat *w) |
1975 | { |
2149 | { |
1976 | ev_clear_pending (EV_A_ (W)w); |
2150 | clear_pending (EV_A_ (W)w); |
1977 | if (expect_false (!ev_is_active (w))) |
2151 | if (expect_false (!ev_is_active (w))) |
1978 | return; |
2152 | return; |
1979 | |
2153 | |
1980 | #if EV_USE_INOTIFY |
2154 | #if EV_USE_INOTIFY |
1981 | infy_del (EV_A_ w); |
2155 | infy_del (EV_A_ w); |
… | |
… | |
1984 | |
2158 | |
1985 | ev_stop (EV_A_ (W)w); |
2159 | ev_stop (EV_A_ (W)w); |
1986 | } |
2160 | } |
1987 | #endif |
2161 | #endif |
1988 | |
2162 | |
|
|
2163 | #if EV_IDLE_ENABLE |
1989 | void |
2164 | void |
1990 | ev_idle_start (EV_P_ ev_idle *w) |
2165 | ev_idle_start (EV_P_ ev_idle *w) |
1991 | { |
2166 | { |
1992 | if (expect_false (ev_is_active (w))) |
2167 | if (expect_false (ev_is_active (w))) |
1993 | return; |
2168 | return; |
1994 | |
2169 | |
|
|
2170 | pri_adjust (EV_A_ (W)w); |
|
|
2171 | |
|
|
2172 | { |
|
|
2173 | int active = ++idlecnt [ABSPRI (w)]; |
|
|
2174 | |
|
|
2175 | ++idleall; |
1995 | ev_start (EV_A_ (W)w, ++idlecnt); |
2176 | ev_start (EV_A_ (W)w, active); |
|
|
2177 | |
1996 | array_needsize (ev_idle *, idles, idlemax, idlecnt, EMPTY2); |
2178 | array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2); |
1997 | idles [idlecnt - 1] = w; |
2179 | idles [ABSPRI (w)][active - 1] = w; |
|
|
2180 | } |
1998 | } |
2181 | } |
1999 | |
2182 | |
2000 | void |
2183 | void |
2001 | ev_idle_stop (EV_P_ ev_idle *w) |
2184 | ev_idle_stop (EV_P_ ev_idle *w) |
2002 | { |
2185 | { |
2003 | ev_clear_pending (EV_A_ (W)w); |
2186 | clear_pending (EV_A_ (W)w); |
2004 | if (expect_false (!ev_is_active (w))) |
2187 | if (expect_false (!ev_is_active (w))) |
2005 | return; |
2188 | return; |
2006 | |
2189 | |
2007 | { |
2190 | { |
2008 | int active = ((W)w)->active; |
2191 | int active = ((W)w)->active; |
2009 | idles [active - 1] = idles [--idlecnt]; |
2192 | |
|
|
2193 | idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; |
2010 | ((W)idles [active - 1])->active = active; |
2194 | ((W)idles [ABSPRI (w)][active - 1])->active = active; |
|
|
2195 | |
|
|
2196 | ev_stop (EV_A_ (W)w); |
|
|
2197 | --idleall; |
2011 | } |
2198 | } |
2012 | |
|
|
2013 | ev_stop (EV_A_ (W)w); |
|
|
2014 | } |
2199 | } |
|
|
2200 | #endif |
2015 | |
2201 | |
2016 | void |
2202 | void |
2017 | ev_prepare_start (EV_P_ ev_prepare *w) |
2203 | ev_prepare_start (EV_P_ ev_prepare *w) |
2018 | { |
2204 | { |
2019 | if (expect_false (ev_is_active (w))) |
2205 | if (expect_false (ev_is_active (w))) |
… | |
… | |
2025 | } |
2211 | } |
2026 | |
2212 | |
2027 | void |
2213 | void |
2028 | ev_prepare_stop (EV_P_ ev_prepare *w) |
2214 | ev_prepare_stop (EV_P_ ev_prepare *w) |
2029 | { |
2215 | { |
2030 | ev_clear_pending (EV_A_ (W)w); |
2216 | clear_pending (EV_A_ (W)w); |
2031 | if (expect_false (!ev_is_active (w))) |
2217 | if (expect_false (!ev_is_active (w))) |
2032 | return; |
2218 | return; |
2033 | |
2219 | |
2034 | { |
2220 | { |
2035 | int active = ((W)w)->active; |
2221 | int active = ((W)w)->active; |
… | |
… | |
2052 | } |
2238 | } |
2053 | |
2239 | |
2054 | void |
2240 | void |
2055 | ev_check_stop (EV_P_ ev_check *w) |
2241 | ev_check_stop (EV_P_ ev_check *w) |
2056 | { |
2242 | { |
2057 | ev_clear_pending (EV_A_ (W)w); |
2243 | clear_pending (EV_A_ (W)w); |
2058 | if (expect_false (!ev_is_active (w))) |
2244 | if (expect_false (!ev_is_active (w))) |
2059 | return; |
2245 | return; |
2060 | |
2246 | |
2061 | { |
2247 | { |
2062 | int active = ((W)w)->active; |
2248 | int active = ((W)w)->active; |
… | |
… | |
2069 | |
2255 | |
2070 | #if EV_EMBED_ENABLE |
2256 | #if EV_EMBED_ENABLE |
2071 | void noinline |
2257 | void noinline |
2072 | ev_embed_sweep (EV_P_ ev_embed *w) |
2258 | ev_embed_sweep (EV_P_ ev_embed *w) |
2073 | { |
2259 | { |
2074 | ev_loop (w->loop, EVLOOP_NONBLOCK); |
2260 | ev_loop (w->other, EVLOOP_NONBLOCK); |
2075 | } |
2261 | } |
2076 | |
2262 | |
2077 | static void |
2263 | static void |
2078 | embed_cb (EV_P_ ev_io *io, int revents) |
2264 | embed_io_cb (EV_P_ ev_io *io, int revents) |
2079 | { |
2265 | { |
2080 | ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io)); |
2266 | ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io)); |
2081 | |
2267 | |
2082 | if (ev_cb (w)) |
2268 | if (ev_cb (w)) |
2083 | ev_feed_event (EV_A_ (W)w, EV_EMBED); |
2269 | ev_feed_event (EV_A_ (W)w, EV_EMBED); |
2084 | else |
2270 | else |
2085 | ev_embed_sweep (loop, w); |
2271 | ev_loop (w->other, EVLOOP_NONBLOCK); |
2086 | } |
2272 | } |
|
|
2273 | |
|
|
2274 | static void |
|
|
2275 | embed_prepare_cb (EV_P_ ev_prepare *prepare, int revents) |
|
|
2276 | { |
|
|
2277 | ev_embed *w = (ev_embed *)(((char *)prepare) - offsetof (ev_embed, prepare)); |
|
|
2278 | |
|
|
2279 | { |
|
|
2280 | struct ev_loop *loop = w->other; |
|
|
2281 | |
|
|
2282 | while (fdchangecnt) |
|
|
2283 | { |
|
|
2284 | fd_reify (EV_A); |
|
|
2285 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
|
|
2286 | } |
|
|
2287 | } |
|
|
2288 | } |
|
|
2289 | |
|
|
2290 | #if 0 |
|
|
2291 | static void |
|
|
2292 | embed_idle_cb (EV_P_ ev_idle *idle, int revents) |
|
|
2293 | { |
|
|
2294 | ev_idle_stop (EV_A_ idle); |
|
|
2295 | } |
|
|
2296 | #endif |
2087 | |
2297 | |
2088 | void |
2298 | void |
2089 | ev_embed_start (EV_P_ ev_embed *w) |
2299 | ev_embed_start (EV_P_ ev_embed *w) |
2090 | { |
2300 | { |
2091 | if (expect_false (ev_is_active (w))) |
2301 | if (expect_false (ev_is_active (w))) |
2092 | return; |
2302 | return; |
2093 | |
2303 | |
2094 | { |
2304 | { |
2095 | struct ev_loop *loop = w->loop; |
2305 | struct ev_loop *loop = w->other; |
2096 | assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
2306 | assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
2097 | ev_io_init (&w->io, embed_cb, backend_fd, EV_READ); |
2307 | ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ); |
2098 | } |
2308 | } |
2099 | |
2309 | |
2100 | ev_set_priority (&w->io, ev_priority (w)); |
2310 | ev_set_priority (&w->io, ev_priority (w)); |
2101 | ev_io_start (EV_A_ &w->io); |
2311 | ev_io_start (EV_A_ &w->io); |
2102 | |
2312 | |
|
|
2313 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
|
|
2314 | ev_set_priority (&w->prepare, EV_MINPRI); |
|
|
2315 | ev_prepare_start (EV_A_ &w->prepare); |
|
|
2316 | |
|
|
2317 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
|
|
2318 | |
2103 | ev_start (EV_A_ (W)w, 1); |
2319 | ev_start (EV_A_ (W)w, 1); |
2104 | } |
2320 | } |
2105 | |
2321 | |
2106 | void |
2322 | void |
2107 | ev_embed_stop (EV_P_ ev_embed *w) |
2323 | ev_embed_stop (EV_P_ ev_embed *w) |
2108 | { |
2324 | { |
2109 | ev_clear_pending (EV_A_ (W)w); |
2325 | clear_pending (EV_A_ (W)w); |
2110 | if (expect_false (!ev_is_active (w))) |
2326 | if (expect_false (!ev_is_active (w))) |
2111 | return; |
2327 | return; |
2112 | |
2328 | |
2113 | ev_io_stop (EV_A_ &w->io); |
2329 | ev_io_stop (EV_A_ &w->io); |
|
|
2330 | ev_prepare_stop (EV_A_ &w->prepare); |
2114 | |
2331 | |
2115 | ev_stop (EV_A_ (W)w); |
2332 | ev_stop (EV_A_ (W)w); |
2116 | } |
2333 | } |
2117 | #endif |
2334 | #endif |
2118 | |
2335 | |
… | |
… | |
2129 | } |
2346 | } |
2130 | |
2347 | |
2131 | void |
2348 | void |
2132 | ev_fork_stop (EV_P_ ev_fork *w) |
2349 | ev_fork_stop (EV_P_ ev_fork *w) |
2133 | { |
2350 | { |
2134 | ev_clear_pending (EV_A_ (W)w); |
2351 | clear_pending (EV_A_ (W)w); |
2135 | if (expect_false (!ev_is_active (w))) |
2352 | if (expect_false (!ev_is_active (w))) |
2136 | return; |
2353 | return; |
2137 | |
2354 | |
2138 | { |
2355 | { |
2139 | int active = ((W)w)->active; |
2356 | int active = ((W)w)->active; |
… | |
… | |
2207 | ev_timer_set (&once->to, timeout, 0.); |
2424 | ev_timer_set (&once->to, timeout, 0.); |
2208 | ev_timer_start (EV_A_ &once->to); |
2425 | ev_timer_start (EV_A_ &once->to); |
2209 | } |
2426 | } |
2210 | } |
2427 | } |
2211 | |
2428 | |
|
|
2429 | #if EV_MULTIPLICITY |
|
|
2430 | #include "ev_wrap.h" |
|
|
2431 | #endif |
|
|
2432 | |
2212 | #ifdef __cplusplus |
2433 | #ifdef __cplusplus |
2213 | } |
2434 | } |
2214 | #endif |
2435 | #endif |
2215 | |
2436 | |