… | |
… | |
216 | # include <sys/inotify.h> |
216 | # include <sys/inotify.h> |
217 | #endif |
217 | #endif |
218 | |
218 | |
219 | /**/ |
219 | /**/ |
220 | |
220 | |
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221 | /* |
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222 | * This is used to avoid floating point rounding problems. |
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223 | * It is added to ev_rt_now when scheduling periodics |
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224 | * to ensure progress, time-wise, even when rounding |
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225 | * errors are against us. |
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226 | * This value is good at least till the year 4000. |
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227 | * Better solutions welcome. |
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228 | */ |
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229 | #define TIME_EPSILON 0.0001220703125 /* 1/8192 */ |
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230 | |
221 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
231 | #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) */ |
232 | #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 */ |
233 | /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds, TODO */ |
224 | |
234 | |
225 | #if __GNUC__ >= 3 |
235 | #if __GNUC__ >= 3 |
226 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
236 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
227 | # define inline_size static inline /* inline for codesize */ |
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228 | # if EV_MINIMAL |
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229 | # define noinline __attribute__ ((noinline)) |
237 | # define noinline __attribute__ ((noinline)) |
230 | # define inline_speed static noinline |
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231 | # else |
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232 | # define noinline |
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233 | # define inline_speed static inline |
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234 | # endif |
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235 | #else |
238 | #else |
236 | # define expect(expr,value) (expr) |
239 | # define expect(expr,value) (expr) |
237 | # define inline_speed static |
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238 | # define inline_size static |
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239 | # define noinline |
240 | # define noinline |
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241 | # if __STDC_VERSION__ < 199901L |
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242 | # define inline |
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243 | # endif |
240 | #endif |
244 | #endif |
241 | |
245 | |
242 | #define expect_false(expr) expect ((expr) != 0, 0) |
246 | #define expect_false(expr) expect ((expr) != 0, 0) |
243 | #define expect_true(expr) expect ((expr) != 0, 1) |
247 | #define expect_true(expr) expect ((expr) != 0, 1) |
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248 | #define inline_size static inline |
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249 | |
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250 | #if EV_MINIMAL |
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251 | # define inline_speed static noinline |
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252 | #else |
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253 | # define inline_speed static inline |
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254 | #endif |
244 | |
255 | |
245 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
256 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
246 | #define ABSPRI(w) ((w)->priority - EV_MINPRI) |
257 | #define ABSPRI(w) (((W)w)->priority - EV_MINPRI) |
247 | |
258 | |
248 | #define EMPTY0 /* required for microsofts broken pseudo-c compiler */ |
259 | #define EMPTY /* required for microsofts broken pseudo-c compiler */ |
249 | #define EMPTY2(a,b) /* used to suppress some warnings */ |
260 | #define EMPTY2(a,b) /* used to suppress some warnings */ |
250 | |
261 | |
251 | typedef ev_watcher *W; |
262 | typedef ev_watcher *W; |
252 | typedef ev_watcher_list *WL; |
263 | typedef ev_watcher_list *WL; |
253 | typedef ev_watcher_time *WT; |
264 | typedef ev_watcher_time *WT; |
… | |
… | |
396 | { |
407 | { |
397 | return ev_rt_now; |
408 | return ev_rt_now; |
398 | } |
409 | } |
399 | #endif |
410 | #endif |
400 | |
411 | |
401 | #define array_roundsize(type,n) (((n) | 4) & ~3) |
412 | int inline_size |
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413 | array_nextsize (int elem, int cur, int cnt) |
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414 | { |
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415 | int ncur = cur + 1; |
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416 | |
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417 | do |
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418 | ncur <<= 1; |
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419 | while (cnt > ncur); |
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420 | |
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421 | /* if size > 4096, round to 4096 - 4 * longs to accomodate malloc overhead */ |
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422 | if (elem * ncur > 4096) |
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423 | { |
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424 | ncur *= elem; |
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425 | ncur = (ncur + elem + 4095 + sizeof (void *) * 4) & ~4095; |
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426 | ncur = ncur - sizeof (void *) * 4; |
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427 | ncur /= elem; |
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428 | } |
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429 | |
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430 | return ncur; |
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431 | } |
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432 | |
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433 | static noinline void * |
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434 | array_realloc (int elem, void *base, int *cur, int cnt) |
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435 | { |
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436 | *cur = array_nextsize (elem, *cur, cnt); |
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437 | return ev_realloc (base, elem * *cur); |
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438 | } |
402 | |
439 | |
403 | #define array_needsize(type,base,cur,cnt,init) \ |
440 | #define array_needsize(type,base,cur,cnt,init) \ |
404 | if (expect_false ((cnt) > cur)) \ |
441 | if (expect_false ((cnt) > (cur))) \ |
405 | { \ |
442 | { \ |
406 | int newcnt = cur; \ |
443 | int ocur_ = (cur); \ |
407 | do \ |
444 | (base) = (type *)array_realloc \ |
408 | { \ |
445 | (sizeof (type), (base), &(cur), (cnt)); \ |
409 | newcnt = array_roundsize (type, newcnt << 1); \ |
446 | init ((base) + (ocur_), (cur) - ocur_); \ |
410 | } \ |
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411 | while ((cnt) > newcnt); \ |
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412 | \ |
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413 | base = (type *)ev_realloc (base, sizeof (type) * (newcnt));\ |
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414 | init (base + cur, newcnt - cur); \ |
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415 | cur = newcnt; \ |
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416 | } |
447 | } |
417 | |
448 | |
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449 | #if 0 |
418 | #define array_slim(type,stem) \ |
450 | #define array_slim(type,stem) \ |
419 | if (stem ## max < array_roundsize (stem ## cnt >> 2)) \ |
451 | if (stem ## max < array_roundsize (stem ## cnt >> 2)) \ |
420 | { \ |
452 | { \ |
421 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
453 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
422 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
454 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
423 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
455 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
424 | } |
456 | } |
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457 | #endif |
425 | |
458 | |
426 | #define array_free(stem, idx) \ |
459 | #define array_free(stem, idx) \ |
427 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
460 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
428 | |
461 | |
429 | /*****************************************************************************/ |
462 | /*****************************************************************************/ |
430 | |
463 | |
431 | void noinline |
464 | void noinline |
432 | ev_feed_event (EV_P_ void *w, int revents) |
465 | ev_feed_event (EV_P_ void *w, int revents) |
433 | { |
466 | { |
434 | W w_ = (W)w; |
467 | W w_ = (W)w; |
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468 | int pri = ABSPRI (w_); |
435 | |
469 | |
436 | if (expect_false (w_->pending)) |
470 | if (expect_false (w_->pending)) |
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471 | pendings [pri][w_->pending - 1].events |= revents; |
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472 | else |
437 | { |
473 | { |
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474 | w_->pending = ++pendingcnt [pri]; |
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475 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); |
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476 | pendings [pri][w_->pending - 1].w = w_; |
438 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
477 | pendings [pri][w_->pending - 1].events = revents; |
439 | return; |
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440 | } |
478 | } |
441 | |
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442 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
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443 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2); |
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444 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
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445 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
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446 | } |
479 | } |
447 | |
480 | |
448 | void inline_size |
481 | void inline_speed |
449 | queue_events (EV_P_ W *events, int eventcnt, int type) |
482 | queue_events (EV_P_ W *events, int eventcnt, int type) |
450 | { |
483 | { |
451 | int i; |
484 | int i; |
452 | |
485 | |
453 | for (i = 0; i < eventcnt; ++i) |
486 | for (i = 0; i < eventcnt; ++i) |
… | |
… | |
485 | } |
518 | } |
486 | |
519 | |
487 | void |
520 | void |
488 | ev_feed_fd_event (EV_P_ int fd, int revents) |
521 | ev_feed_fd_event (EV_P_ int fd, int revents) |
489 | { |
522 | { |
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523 | if (fd >= 0 && fd < anfdmax) |
490 | fd_event (EV_A_ fd, revents); |
524 | fd_event (EV_A_ fd, revents); |
491 | } |
525 | } |
492 | |
526 | |
493 | void inline_size |
527 | void inline_size |
494 | fd_reify (EV_P) |
528 | fd_reify (EV_P) |
495 | { |
529 | { |
… | |
… | |
604 | void inline_speed |
638 | void inline_speed |
605 | upheap (WT *heap, int k) |
639 | upheap (WT *heap, int k) |
606 | { |
640 | { |
607 | WT w = heap [k]; |
641 | WT w = heap [k]; |
608 | |
642 | |
609 | while (k && heap [k >> 1]->at > w->at) |
643 | while (k) |
610 | { |
644 | { |
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645 | int p = (k - 1) >> 1; |
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646 | |
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647 | if (heap [p]->at <= w->at) |
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648 | break; |
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649 | |
611 | heap [k] = heap [k >> 1]; |
650 | heap [k] = heap [p]; |
612 | ((W)heap [k])->active = k + 1; |
651 | ((W)heap [k])->active = k + 1; |
613 | k >>= 1; |
652 | k = p; |
614 | } |
653 | } |
615 | |
654 | |
616 | heap [k] = w; |
655 | heap [k] = w; |
617 | ((W)heap [k])->active = k + 1; |
656 | ((W)heap [k])->active = k + 1; |
618 | |
657 | |
… | |
… | |
621 | void inline_speed |
660 | void inline_speed |
622 | downheap (WT *heap, int N, int k) |
661 | downheap (WT *heap, int N, int k) |
623 | { |
662 | { |
624 | WT w = heap [k]; |
663 | WT w = heap [k]; |
625 | |
664 | |
626 | while (k < (N >> 1)) |
665 | for (;;) |
627 | { |
666 | { |
628 | int j = k << 1; |
667 | int c = (k << 1) + 1; |
629 | |
668 | |
630 | if (j + 1 < N && heap [j]->at > heap [j + 1]->at) |
669 | if (c >= N) |
631 | ++j; |
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632 | |
|
|
633 | if (w->at <= heap [j]->at) |
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|
634 | break; |
670 | break; |
635 | |
671 | |
|
|
672 | c += c + 1 < N && heap [c]->at > heap [c + 1]->at |
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|
673 | ? 1 : 0; |
|
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674 | |
|
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675 | if (w->at <= heap [c]->at) |
|
|
676 | break; |
|
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677 | |
636 | heap [k] = heap [j]; |
678 | heap [k] = heap [c]; |
637 | ((W)heap [k])->active = k + 1; |
679 | ((W)heap [k])->active = k + 1; |
|
|
680 | |
638 | k = j; |
681 | k = c; |
639 | } |
682 | } |
640 | |
683 | |
641 | heap [k] = w; |
684 | heap [k] = w; |
642 | ((W)heap [k])->active = k + 1; |
685 | ((W)heap [k])->active = k + 1; |
643 | } |
686 | } |
… | |
… | |
725 | for (signum = signalmax; signum--; ) |
768 | for (signum = signalmax; signum--; ) |
726 | if (signals [signum].gotsig) |
769 | if (signals [signum].gotsig) |
727 | ev_feed_signal_event (EV_A_ signum + 1); |
770 | ev_feed_signal_event (EV_A_ signum + 1); |
728 | } |
771 | } |
729 | |
772 | |
730 | void inline_size |
773 | void inline_speed |
731 | fd_intern (int fd) |
774 | fd_intern (int fd) |
732 | { |
775 | { |
733 | #ifdef _WIN32 |
776 | #ifdef _WIN32 |
734 | int arg = 1; |
777 | int arg = 1; |
735 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
778 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
… | |
… | |
764 | ev_child *w; |
807 | ev_child *w; |
765 | |
808 | |
766 | for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next) |
809 | for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next) |
767 | if (w->pid == pid || !w->pid) |
810 | if (w->pid == pid || !w->pid) |
768 | { |
811 | { |
769 | ev_priority (w) = ev_priority (sw); /* need to do it *now* */ |
812 | ev_set_priority (w, ev_priority (sw)); /* need to do it *now* */ |
770 | w->rpid = pid; |
813 | w->rpid = pid; |
771 | w->rstatus = status; |
814 | w->rstatus = status; |
772 | ev_feed_event (EV_A_ (W)w, EV_CHILD); |
815 | ev_feed_event (EV_A_ (W)w, EV_CHILD); |
773 | } |
816 | } |
774 | } |
817 | } |
775 | |
818 | |
776 | #ifndef WCONTINUED |
819 | #ifndef WCONTINUED |
… | |
… | |
886 | ev_backend (EV_P) |
929 | ev_backend (EV_P) |
887 | { |
930 | { |
888 | return backend; |
931 | return backend; |
889 | } |
932 | } |
890 | |
933 | |
|
|
934 | unsigned int |
|
|
935 | ev_loop_count (EV_P) |
|
|
936 | { |
|
|
937 | return loop_count; |
|
|
938 | } |
|
|
939 | |
891 | static void noinline |
940 | static void noinline |
892 | loop_init (EV_P_ unsigned int flags) |
941 | loop_init (EV_P_ unsigned int flags) |
893 | { |
942 | { |
894 | if (!backend) |
943 | if (!backend) |
895 | { |
944 | { |
… | |
… | |
975 | #if EV_USE_SELECT |
1024 | #if EV_USE_SELECT |
976 | if (backend == EVBACKEND_SELECT) select_destroy (EV_A); |
1025 | if (backend == EVBACKEND_SELECT) select_destroy (EV_A); |
977 | #endif |
1026 | #endif |
978 | |
1027 | |
979 | for (i = NUMPRI; i--; ) |
1028 | for (i = NUMPRI; i--; ) |
|
|
1029 | { |
980 | array_free (pending, [i]); |
1030 | array_free (pending, [i]); |
|
|
1031 | #if EV_IDLE_ENABLE |
|
|
1032 | array_free (idle, [i]); |
|
|
1033 | #endif |
|
|
1034 | } |
981 | |
1035 | |
982 | /* have to use the microsoft-never-gets-it-right macro */ |
1036 | /* have to use the microsoft-never-gets-it-right macro */ |
983 | array_free (fdchange, EMPTY0); |
1037 | array_free (fdchange, EMPTY); |
984 | array_free (timer, EMPTY0); |
1038 | array_free (timer, EMPTY); |
985 | #if EV_PERIODIC_ENABLE |
1039 | #if EV_PERIODIC_ENABLE |
986 | array_free (periodic, EMPTY0); |
1040 | array_free (periodic, EMPTY); |
987 | #endif |
1041 | #endif |
988 | array_free (idle, EMPTY0); |
|
|
989 | array_free (prepare, EMPTY0); |
1042 | array_free (prepare, EMPTY); |
990 | array_free (check, EMPTY0); |
1043 | array_free (check, EMPTY); |
991 | |
1044 | |
992 | backend = 0; |
1045 | backend = 0; |
993 | } |
1046 | } |
994 | |
1047 | |
995 | void inline_size infy_fork (EV_P); |
1048 | void inline_size infy_fork (EV_P); |
… | |
… | |
1131 | postfork = 1; |
1184 | postfork = 1; |
1132 | } |
1185 | } |
1133 | |
1186 | |
1134 | /*****************************************************************************/ |
1187 | /*****************************************************************************/ |
1135 | |
1188 | |
1136 | int inline_size |
1189 | void |
1137 | any_pending (EV_P) |
1190 | ev_invoke (EV_P_ void *w, int revents) |
1138 | { |
1191 | { |
1139 | int pri; |
1192 | EV_CB_INVOKE ((W)w, revents); |
1140 | |
|
|
1141 | for (pri = NUMPRI; pri--; ) |
|
|
1142 | if (pendingcnt [pri]) |
|
|
1143 | return 1; |
|
|
1144 | |
|
|
1145 | return 0; |
|
|
1146 | } |
1193 | } |
1147 | |
1194 | |
1148 | void inline_speed |
1195 | void inline_speed |
1149 | call_pending (EV_P) |
1196 | call_pending (EV_P) |
1150 | { |
1197 | { |
… | |
… | |
1203 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
1250 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
1204 | |
1251 | |
1205 | /* first reschedule or stop timer */ |
1252 | /* first reschedule or stop timer */ |
1206 | if (w->reschedule_cb) |
1253 | if (w->reschedule_cb) |
1207 | { |
1254 | { |
1208 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001); |
1255 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON); |
1209 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1256 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1210 | downheap ((WT *)periodics, periodiccnt, 0); |
1257 | downheap ((WT *)periodics, periodiccnt, 0); |
1211 | } |
1258 | } |
1212 | else if (w->interval) |
1259 | else if (w->interval) |
1213 | { |
1260 | { |
1214 | ((WT)w)->at += floor ((ev_rt_now - ((WT)w)->at) / w->interval + 1.) * w->interval; |
1261 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1262 | if (((WT)w)->at - ev_rt_now <= TIME_EPSILON) ((WT)w)->at += w->interval; |
1215 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now)); |
1263 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now)); |
1216 | downheap ((WT *)periodics, periodiccnt, 0); |
1264 | downheap ((WT *)periodics, periodiccnt, 0); |
1217 | } |
1265 | } |
1218 | else |
1266 | else |
1219 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1267 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
… | |
… | |
1233 | ev_periodic *w = periodics [i]; |
1281 | ev_periodic *w = periodics [i]; |
1234 | |
1282 | |
1235 | if (w->reschedule_cb) |
1283 | if (w->reschedule_cb) |
1236 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1284 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1237 | else if (w->interval) |
1285 | else if (w->interval) |
1238 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1286 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1239 | } |
1287 | } |
1240 | |
1288 | |
1241 | /* now rebuild the heap */ |
1289 | /* now rebuild the heap */ |
1242 | for (i = periodiccnt >> 1; i--; ) |
1290 | for (i = periodiccnt >> 1; i--; ) |
1243 | downheap ((WT *)periodics, periodiccnt, i); |
1291 | downheap ((WT *)periodics, periodiccnt, i); |
1244 | } |
1292 | } |
1245 | #endif |
1293 | #endif |
1246 | |
1294 | |
|
|
1295 | #if EV_IDLE_ENABLE |
1247 | int inline_size |
1296 | void inline_size |
1248 | time_update_monotonic (EV_P) |
1297 | idle_reify (EV_P) |
1249 | { |
1298 | { |
|
|
1299 | if (expect_false (idleall)) |
|
|
1300 | { |
|
|
1301 | int pri; |
|
|
1302 | |
|
|
1303 | for (pri = NUMPRI; pri--; ) |
|
|
1304 | { |
|
|
1305 | if (pendingcnt [pri]) |
|
|
1306 | break; |
|
|
1307 | |
|
|
1308 | if (idlecnt [pri]) |
|
|
1309 | { |
|
|
1310 | queue_events (EV_A_ (W *)idles [pri], idlecnt [pri], EV_IDLE); |
|
|
1311 | break; |
|
|
1312 | } |
|
|
1313 | } |
|
|
1314 | } |
|
|
1315 | } |
|
|
1316 | #endif |
|
|
1317 | |
|
|
1318 | void inline_speed |
|
|
1319 | time_update (EV_P_ ev_tstamp max_block) |
|
|
1320 | { |
|
|
1321 | int i; |
|
|
1322 | |
|
|
1323 | #if EV_USE_MONOTONIC |
|
|
1324 | if (expect_true (have_monotonic)) |
|
|
1325 | { |
|
|
1326 | ev_tstamp odiff = rtmn_diff; |
|
|
1327 | |
1250 | mn_now = get_clock (); |
1328 | mn_now = get_clock (); |
1251 | |
1329 | |
|
|
1330 | /* only fetch the realtime clock every 0.5*MIN_TIMEJUMP seconds */ |
|
|
1331 | /* interpolate in the meantime */ |
1252 | if (expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5)) |
1332 | if (expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5)) |
1253 | { |
1333 | { |
1254 | ev_rt_now = rtmn_diff + mn_now; |
1334 | ev_rt_now = rtmn_diff + mn_now; |
1255 | return 0; |
1335 | return; |
1256 | } |
1336 | } |
1257 | else |
1337 | |
1258 | { |
|
|
1259 | now_floor = mn_now; |
1338 | now_floor = mn_now; |
1260 | ev_rt_now = ev_time (); |
1339 | ev_rt_now = ev_time (); |
1261 | return 1; |
|
|
1262 | } |
|
|
1263 | } |
|
|
1264 | |
1340 | |
1265 | void inline_size |
1341 | /* loop a few times, before making important decisions. |
1266 | time_update (EV_P) |
1342 | * on the choice of "4": one iteration isn't enough, |
1267 | { |
1343 | * in case we get preempted during the calls to |
1268 | int i; |
1344 | * ev_time and get_clock. a second call is almost guaranteed |
1269 | |
1345 | * to succeed in that case, though. and looping a few more times |
1270 | #if EV_USE_MONOTONIC |
1346 | * doesn't hurt either as we only do this on time-jumps or |
1271 | if (expect_true (have_monotonic)) |
1347 | * in the unlikely event of having been preempted here. |
1272 | { |
1348 | */ |
1273 | if (time_update_monotonic (EV_A)) |
1349 | for (i = 4; --i; ) |
1274 | { |
1350 | { |
1275 | ev_tstamp odiff = rtmn_diff; |
|
|
1276 | |
|
|
1277 | /* loop a few times, before making important decisions. |
|
|
1278 | * on the choice of "4": one iteration isn't enough, |
|
|
1279 | * in case we get preempted during the calls to |
|
|
1280 | * ev_time and get_clock. a second call is almost guaranteed |
|
|
1281 | * to succeed in that case, though. and looping a few more times |
|
|
1282 | * doesn't hurt either as we only do this on time-jumps or |
|
|
1283 | * in the unlikely event of having been preempted here. |
|
|
1284 | */ |
|
|
1285 | for (i = 4; --i; ) |
|
|
1286 | { |
|
|
1287 | rtmn_diff = ev_rt_now - mn_now; |
1351 | rtmn_diff = ev_rt_now - mn_now; |
1288 | |
1352 | |
1289 | if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP) |
1353 | if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP) |
1290 | return; /* all is well */ |
1354 | return; /* all is well */ |
1291 | |
1355 | |
1292 | ev_rt_now = ev_time (); |
1356 | ev_rt_now = ev_time (); |
1293 | mn_now = get_clock (); |
1357 | mn_now = get_clock (); |
1294 | now_floor = mn_now; |
1358 | now_floor = mn_now; |
1295 | } |
1359 | } |
1296 | |
1360 | |
1297 | # if EV_PERIODIC_ENABLE |
1361 | # if EV_PERIODIC_ENABLE |
1298 | periodics_reschedule (EV_A); |
1362 | periodics_reschedule (EV_A); |
1299 | # endif |
1363 | # endif |
1300 | /* no timer adjustment, as the monotonic clock doesn't jump */ |
1364 | /* no timer adjustment, as the monotonic clock doesn't jump */ |
1301 | /* timers_reschedule (EV_A_ rtmn_diff - odiff) */ |
1365 | /* timers_reschedule (EV_A_ rtmn_diff - odiff) */ |
1302 | } |
|
|
1303 | } |
1366 | } |
1304 | else |
1367 | else |
1305 | #endif |
1368 | #endif |
1306 | { |
1369 | { |
1307 | ev_rt_now = ev_time (); |
1370 | ev_rt_now = ev_time (); |
1308 | |
1371 | |
1309 | if (expect_false (mn_now > ev_rt_now || mn_now < ev_rt_now - MAX_BLOCKTIME - MIN_TIMEJUMP)) |
1372 | if (expect_false (mn_now > ev_rt_now || ev_rt_now > mn_now + max_block + MIN_TIMEJUMP)) |
1310 | { |
1373 | { |
1311 | #if EV_PERIODIC_ENABLE |
1374 | #if EV_PERIODIC_ENABLE |
1312 | periodics_reschedule (EV_A); |
1375 | periodics_reschedule (EV_A); |
1313 | #endif |
1376 | #endif |
1314 | |
|
|
1315 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1377 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1316 | for (i = 0; i < timercnt; ++i) |
1378 | for (i = 0; i < timercnt; ++i) |
1317 | ((WT)timers [i])->at += ev_rt_now - mn_now; |
1379 | ((WT)timers [i])->at += ev_rt_now - mn_now; |
1318 | } |
1380 | } |
1319 | |
1381 | |
… | |
… | |
1342 | ? EVUNLOOP_ONE |
1404 | ? EVUNLOOP_ONE |
1343 | : EVUNLOOP_CANCEL; |
1405 | : EVUNLOOP_CANCEL; |
1344 | |
1406 | |
1345 | call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */ |
1407 | call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */ |
1346 | |
1408 | |
1347 | for (;;) |
1409 | do |
1348 | { |
1410 | { |
1349 | #ifndef _WIN32 |
1411 | #ifndef _WIN32 |
1350 | if (expect_false (curpid)) /* penalise the forking check even more */ |
1412 | if (expect_false (curpid)) /* penalise the forking check even more */ |
1351 | if (expect_false (getpid () != curpid)) |
1413 | if (expect_false (getpid () != curpid)) |
1352 | { |
1414 | { |
… | |
… | |
1363 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
1425 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
1364 | call_pending (EV_A); |
1426 | call_pending (EV_A); |
1365 | } |
1427 | } |
1366 | #endif |
1428 | #endif |
1367 | |
1429 | |
1368 | /* queue check watchers (and execute them) */ |
1430 | /* queue prepare watchers (and execute them) */ |
1369 | if (expect_false (preparecnt)) |
1431 | if (expect_false (preparecnt)) |
1370 | { |
1432 | { |
1371 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1433 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1372 | call_pending (EV_A); |
1434 | call_pending (EV_A); |
1373 | } |
1435 | } |
… | |
… | |
1384 | |
1446 | |
1385 | /* calculate blocking time */ |
1447 | /* calculate blocking time */ |
1386 | { |
1448 | { |
1387 | ev_tstamp block; |
1449 | ev_tstamp block; |
1388 | |
1450 | |
1389 | if (flags & EVLOOP_NONBLOCK || idlecnt) |
1451 | if (expect_false (flags & EVLOOP_NONBLOCK || idleall || !activecnt)) |
1390 | block = 0.; /* do not block at all */ |
1452 | block = 0.; /* do not block at all */ |
1391 | else |
1453 | else |
1392 | { |
1454 | { |
1393 | /* update time to cancel out callback processing overhead */ |
1455 | /* update time to cancel out callback processing overhead */ |
1394 | #if EV_USE_MONOTONIC |
|
|
1395 | if (expect_true (have_monotonic)) |
|
|
1396 | time_update_monotonic (EV_A); |
1456 | time_update (EV_A_ 1e100); |
1397 | else |
|
|
1398 | #endif |
|
|
1399 | { |
|
|
1400 | ev_rt_now = ev_time (); |
|
|
1401 | mn_now = ev_rt_now; |
|
|
1402 | } |
|
|
1403 | |
1457 | |
1404 | block = MAX_BLOCKTIME; |
1458 | block = MAX_BLOCKTIME; |
1405 | |
1459 | |
1406 | if (timercnt) |
1460 | if (timercnt) |
1407 | { |
1461 | { |
… | |
… | |
1418 | #endif |
1472 | #endif |
1419 | |
1473 | |
1420 | if (expect_false (block < 0.)) block = 0.; |
1474 | if (expect_false (block < 0.)) block = 0.; |
1421 | } |
1475 | } |
1422 | |
1476 | |
|
|
1477 | ++loop_count; |
1423 | backend_poll (EV_A_ block); |
1478 | backend_poll (EV_A_ block); |
|
|
1479 | |
|
|
1480 | /* update ev_rt_now, do magic */ |
|
|
1481 | time_update (EV_A_ block); |
1424 | } |
1482 | } |
1425 | |
|
|
1426 | /* update ev_rt_now, do magic */ |
|
|
1427 | time_update (EV_A); |
|
|
1428 | |
1483 | |
1429 | /* queue pending timers and reschedule them */ |
1484 | /* queue pending timers and reschedule them */ |
1430 | timers_reify (EV_A); /* relative timers called last */ |
1485 | timers_reify (EV_A); /* relative timers called last */ |
1431 | #if EV_PERIODIC_ENABLE |
1486 | #if EV_PERIODIC_ENABLE |
1432 | periodics_reify (EV_A); /* absolute timers called first */ |
1487 | periodics_reify (EV_A); /* absolute timers called first */ |
1433 | #endif |
1488 | #endif |
1434 | |
1489 | |
|
|
1490 | #if EV_IDLE_ENABLE |
1435 | /* queue idle watchers unless other events are pending */ |
1491 | /* queue idle watchers unless other events are pending */ |
1436 | if (idlecnt && !any_pending (EV_A)) |
1492 | idle_reify (EV_A); |
1437 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1493 | #endif |
1438 | |
1494 | |
1439 | /* queue check watchers, to be executed first */ |
1495 | /* queue check watchers, to be executed first */ |
1440 | if (expect_false (checkcnt)) |
1496 | if (expect_false (checkcnt)) |
1441 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1497 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1442 | |
1498 | |
1443 | call_pending (EV_A); |
1499 | call_pending (EV_A); |
1444 | |
1500 | |
1445 | if (expect_false (loop_done)) |
|
|
1446 | break; |
|
|
1447 | } |
1501 | } |
|
|
1502 | while (expect_true (activecnt && !loop_done)); |
1448 | |
1503 | |
1449 | if (loop_done == EVUNLOOP_ONE) |
1504 | if (loop_done == EVUNLOOP_ONE) |
1450 | loop_done = EVUNLOOP_CANCEL; |
1505 | loop_done = EVUNLOOP_CANCEL; |
1451 | } |
1506 | } |
1452 | |
1507 | |
… | |
… | |
1479 | head = &(*head)->next; |
1534 | head = &(*head)->next; |
1480 | } |
1535 | } |
1481 | } |
1536 | } |
1482 | |
1537 | |
1483 | void inline_speed |
1538 | void inline_speed |
1484 | ev_clear_pending (EV_P_ W w) |
1539 | clear_pending (EV_P_ W w) |
1485 | { |
1540 | { |
1486 | if (w->pending) |
1541 | if (w->pending) |
1487 | { |
1542 | { |
1488 | pendings [ABSPRI (w)][w->pending - 1].w = 0; |
1543 | pendings [ABSPRI (w)][w->pending - 1].w = 0; |
1489 | w->pending = 0; |
1544 | w->pending = 0; |
1490 | } |
1545 | } |
1491 | } |
1546 | } |
1492 | |
1547 | |
|
|
1548 | int |
|
|
1549 | ev_clear_pending (EV_P_ void *w) |
|
|
1550 | { |
|
|
1551 | W w_ = (W)w; |
|
|
1552 | int pending = w_->pending; |
|
|
1553 | |
|
|
1554 | if (expect_true (pending)) |
|
|
1555 | { |
|
|
1556 | ANPENDING *p = pendings [ABSPRI (w_)] + pending - 1; |
|
|
1557 | w_->pending = 0; |
|
|
1558 | p->w = 0; |
|
|
1559 | return p->events; |
|
|
1560 | } |
|
|
1561 | else |
|
|
1562 | return 0; |
|
|
1563 | } |
|
|
1564 | |
|
|
1565 | void inline_size |
|
|
1566 | pri_adjust (EV_P_ W w) |
|
|
1567 | { |
|
|
1568 | int pri = w->priority; |
|
|
1569 | pri = pri < EV_MINPRI ? EV_MINPRI : pri; |
|
|
1570 | pri = pri > EV_MAXPRI ? EV_MAXPRI : pri; |
|
|
1571 | w->priority = pri; |
|
|
1572 | } |
|
|
1573 | |
1493 | void inline_speed |
1574 | void inline_speed |
1494 | ev_start (EV_P_ W w, int active) |
1575 | ev_start (EV_P_ W w, int active) |
1495 | { |
1576 | { |
1496 | if (w->priority < EV_MINPRI) w->priority = EV_MINPRI; |
1577 | pri_adjust (EV_A_ w); |
1497 | if (w->priority > EV_MAXPRI) w->priority = EV_MAXPRI; |
|
|
1498 | |
|
|
1499 | w->active = active; |
1578 | w->active = active; |
1500 | ev_ref (EV_A); |
1579 | ev_ref (EV_A); |
1501 | } |
1580 | } |
1502 | |
1581 | |
1503 | void inline_size |
1582 | void inline_size |
… | |
… | |
1507 | w->active = 0; |
1586 | w->active = 0; |
1508 | } |
1587 | } |
1509 | |
1588 | |
1510 | /*****************************************************************************/ |
1589 | /*****************************************************************************/ |
1511 | |
1590 | |
1512 | void |
1591 | void noinline |
1513 | ev_io_start (EV_P_ ev_io *w) |
1592 | ev_io_start (EV_P_ ev_io *w) |
1514 | { |
1593 | { |
1515 | int fd = w->fd; |
1594 | int fd = w->fd; |
1516 | |
1595 | |
1517 | if (expect_false (ev_is_active (w))) |
1596 | if (expect_false (ev_is_active (w))) |
… | |
… | |
1524 | wlist_add ((WL *)&anfds[fd].head, (WL)w); |
1603 | wlist_add ((WL *)&anfds[fd].head, (WL)w); |
1525 | |
1604 | |
1526 | fd_change (EV_A_ fd); |
1605 | fd_change (EV_A_ fd); |
1527 | } |
1606 | } |
1528 | |
1607 | |
1529 | void |
1608 | void noinline |
1530 | ev_io_stop (EV_P_ ev_io *w) |
1609 | ev_io_stop (EV_P_ ev_io *w) |
1531 | { |
1610 | { |
1532 | ev_clear_pending (EV_A_ (W)w); |
1611 | clear_pending (EV_A_ (W)w); |
1533 | if (expect_false (!ev_is_active (w))) |
1612 | if (expect_false (!ev_is_active (w))) |
1534 | return; |
1613 | return; |
1535 | |
1614 | |
1536 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1615 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1537 | |
1616 | |
… | |
… | |
1539 | ev_stop (EV_A_ (W)w); |
1618 | ev_stop (EV_A_ (W)w); |
1540 | |
1619 | |
1541 | fd_change (EV_A_ w->fd); |
1620 | fd_change (EV_A_ w->fd); |
1542 | } |
1621 | } |
1543 | |
1622 | |
1544 | void |
1623 | void noinline |
1545 | ev_timer_start (EV_P_ ev_timer *w) |
1624 | ev_timer_start (EV_P_ ev_timer *w) |
1546 | { |
1625 | { |
1547 | if (expect_false (ev_is_active (w))) |
1626 | if (expect_false (ev_is_active (w))) |
1548 | return; |
1627 | return; |
1549 | |
1628 | |
… | |
… | |
1557 | upheap ((WT *)timers, timercnt - 1); |
1636 | upheap ((WT *)timers, timercnt - 1); |
1558 | |
1637 | |
1559 | /*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/ |
1638 | /*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/ |
1560 | } |
1639 | } |
1561 | |
1640 | |
1562 | void |
1641 | void noinline |
1563 | ev_timer_stop (EV_P_ ev_timer *w) |
1642 | ev_timer_stop (EV_P_ ev_timer *w) |
1564 | { |
1643 | { |
1565 | ev_clear_pending (EV_A_ (W)w); |
1644 | clear_pending (EV_A_ (W)w); |
1566 | if (expect_false (!ev_is_active (w))) |
1645 | if (expect_false (!ev_is_active (w))) |
1567 | return; |
1646 | return; |
1568 | |
1647 | |
1569 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1648 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1570 | |
1649 | |
… | |
… | |
1581 | ((WT)w)->at -= mn_now; |
1660 | ((WT)w)->at -= mn_now; |
1582 | |
1661 | |
1583 | ev_stop (EV_A_ (W)w); |
1662 | ev_stop (EV_A_ (W)w); |
1584 | } |
1663 | } |
1585 | |
1664 | |
1586 | void |
1665 | void noinline |
1587 | ev_timer_again (EV_P_ ev_timer *w) |
1666 | ev_timer_again (EV_P_ ev_timer *w) |
1588 | { |
1667 | { |
1589 | if (ev_is_active (w)) |
1668 | if (ev_is_active (w)) |
1590 | { |
1669 | { |
1591 | if (w->repeat) |
1670 | if (w->repeat) |
… | |
… | |
1602 | ev_timer_start (EV_A_ w); |
1681 | ev_timer_start (EV_A_ w); |
1603 | } |
1682 | } |
1604 | } |
1683 | } |
1605 | |
1684 | |
1606 | #if EV_PERIODIC_ENABLE |
1685 | #if EV_PERIODIC_ENABLE |
1607 | void |
1686 | void noinline |
1608 | ev_periodic_start (EV_P_ ev_periodic *w) |
1687 | ev_periodic_start (EV_P_ ev_periodic *w) |
1609 | { |
1688 | { |
1610 | if (expect_false (ev_is_active (w))) |
1689 | if (expect_false (ev_is_active (w))) |
1611 | return; |
1690 | return; |
1612 | |
1691 | |
… | |
… | |
1614 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1693 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1615 | else if (w->interval) |
1694 | else if (w->interval) |
1616 | { |
1695 | { |
1617 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1696 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1618 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1697 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1619 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1698 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1620 | } |
1699 | } |
|
|
1700 | else |
|
|
1701 | ((WT)w)->at = w->offset; |
1621 | |
1702 | |
1622 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1703 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1623 | array_needsize (ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2); |
1704 | array_needsize (ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2); |
1624 | periodics [periodiccnt - 1] = w; |
1705 | periodics [periodiccnt - 1] = w; |
1625 | upheap ((WT *)periodics, periodiccnt - 1); |
1706 | upheap ((WT *)periodics, periodiccnt - 1); |
1626 | |
1707 | |
1627 | /*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/ |
1708 | /*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/ |
1628 | } |
1709 | } |
1629 | |
1710 | |
1630 | void |
1711 | void noinline |
1631 | ev_periodic_stop (EV_P_ ev_periodic *w) |
1712 | ev_periodic_stop (EV_P_ ev_periodic *w) |
1632 | { |
1713 | { |
1633 | ev_clear_pending (EV_A_ (W)w); |
1714 | clear_pending (EV_A_ (W)w); |
1634 | if (expect_false (!ev_is_active (w))) |
1715 | if (expect_false (!ev_is_active (w))) |
1635 | return; |
1716 | return; |
1636 | |
1717 | |
1637 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1718 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1638 | |
1719 | |
… | |
… | |
1647 | } |
1728 | } |
1648 | |
1729 | |
1649 | ev_stop (EV_A_ (W)w); |
1730 | ev_stop (EV_A_ (W)w); |
1650 | } |
1731 | } |
1651 | |
1732 | |
1652 | void |
1733 | void noinline |
1653 | ev_periodic_again (EV_P_ ev_periodic *w) |
1734 | ev_periodic_again (EV_P_ ev_periodic *w) |
1654 | { |
1735 | { |
1655 | /* TODO: use adjustheap and recalculation */ |
1736 | /* TODO: use adjustheap and recalculation */ |
1656 | ev_periodic_stop (EV_A_ w); |
1737 | ev_periodic_stop (EV_A_ w); |
1657 | ev_periodic_start (EV_A_ w); |
1738 | ev_periodic_start (EV_A_ w); |
… | |
… | |
1660 | |
1741 | |
1661 | #ifndef SA_RESTART |
1742 | #ifndef SA_RESTART |
1662 | # define SA_RESTART 0 |
1743 | # define SA_RESTART 0 |
1663 | #endif |
1744 | #endif |
1664 | |
1745 | |
1665 | void |
1746 | void noinline |
1666 | ev_signal_start (EV_P_ ev_signal *w) |
1747 | ev_signal_start (EV_P_ ev_signal *w) |
1667 | { |
1748 | { |
1668 | #if EV_MULTIPLICITY |
1749 | #if EV_MULTIPLICITY |
1669 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1750 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1670 | #endif |
1751 | #endif |
… | |
… | |
1689 | sigaction (w->signum, &sa, 0); |
1770 | sigaction (w->signum, &sa, 0); |
1690 | #endif |
1771 | #endif |
1691 | } |
1772 | } |
1692 | } |
1773 | } |
1693 | |
1774 | |
1694 | void |
1775 | void noinline |
1695 | ev_signal_stop (EV_P_ ev_signal *w) |
1776 | ev_signal_stop (EV_P_ ev_signal *w) |
1696 | { |
1777 | { |
1697 | ev_clear_pending (EV_A_ (W)w); |
1778 | clear_pending (EV_A_ (W)w); |
1698 | if (expect_false (!ev_is_active (w))) |
1779 | if (expect_false (!ev_is_active (w))) |
1699 | return; |
1780 | return; |
1700 | |
1781 | |
1701 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1782 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1702 | ev_stop (EV_A_ (W)w); |
1783 | ev_stop (EV_A_ (W)w); |
… | |
… | |
1719 | } |
1800 | } |
1720 | |
1801 | |
1721 | void |
1802 | void |
1722 | ev_child_stop (EV_P_ ev_child *w) |
1803 | ev_child_stop (EV_P_ ev_child *w) |
1723 | { |
1804 | { |
1724 | ev_clear_pending (EV_A_ (W)w); |
1805 | clear_pending (EV_A_ (W)w); |
1725 | if (expect_false (!ev_is_active (w))) |
1806 | if (expect_false (!ev_is_active (w))) |
1726 | return; |
1807 | return; |
1727 | |
1808 | |
1728 | wlist_del ((WL *)&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
1809 | wlist_del ((WL *)&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
1729 | ev_stop (EV_A_ (W)w); |
1810 | ev_stop (EV_A_ (W)w); |
… | |
… | |
1965 | } |
2046 | } |
1966 | |
2047 | |
1967 | void |
2048 | void |
1968 | ev_stat_stop (EV_P_ ev_stat *w) |
2049 | ev_stat_stop (EV_P_ ev_stat *w) |
1969 | { |
2050 | { |
1970 | ev_clear_pending (EV_A_ (W)w); |
2051 | clear_pending (EV_A_ (W)w); |
1971 | if (expect_false (!ev_is_active (w))) |
2052 | if (expect_false (!ev_is_active (w))) |
1972 | return; |
2053 | return; |
1973 | |
2054 | |
1974 | #if EV_USE_INOTIFY |
2055 | #if EV_USE_INOTIFY |
1975 | infy_del (EV_A_ w); |
2056 | infy_del (EV_A_ w); |
… | |
… | |
1978 | |
2059 | |
1979 | ev_stop (EV_A_ (W)w); |
2060 | ev_stop (EV_A_ (W)w); |
1980 | } |
2061 | } |
1981 | #endif |
2062 | #endif |
1982 | |
2063 | |
|
|
2064 | #if EV_IDLE_ENABLE |
1983 | void |
2065 | void |
1984 | ev_idle_start (EV_P_ ev_idle *w) |
2066 | ev_idle_start (EV_P_ ev_idle *w) |
1985 | { |
2067 | { |
1986 | if (expect_false (ev_is_active (w))) |
2068 | if (expect_false (ev_is_active (w))) |
1987 | return; |
2069 | return; |
1988 | |
2070 | |
|
|
2071 | pri_adjust (EV_A_ (W)w); |
|
|
2072 | |
|
|
2073 | { |
|
|
2074 | int active = ++idlecnt [ABSPRI (w)]; |
|
|
2075 | |
|
|
2076 | ++idleall; |
1989 | ev_start (EV_A_ (W)w, ++idlecnt); |
2077 | ev_start (EV_A_ (W)w, active); |
|
|
2078 | |
1990 | array_needsize (ev_idle *, idles, idlemax, idlecnt, EMPTY2); |
2079 | array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2); |
1991 | idles [idlecnt - 1] = w; |
2080 | idles [ABSPRI (w)][active - 1] = w; |
|
|
2081 | } |
1992 | } |
2082 | } |
1993 | |
2083 | |
1994 | void |
2084 | void |
1995 | ev_idle_stop (EV_P_ ev_idle *w) |
2085 | ev_idle_stop (EV_P_ ev_idle *w) |
1996 | { |
2086 | { |
1997 | ev_clear_pending (EV_A_ (W)w); |
2087 | clear_pending (EV_A_ (W)w); |
1998 | if (expect_false (!ev_is_active (w))) |
2088 | if (expect_false (!ev_is_active (w))) |
1999 | return; |
2089 | return; |
2000 | |
2090 | |
2001 | { |
2091 | { |
2002 | int active = ((W)w)->active; |
2092 | int active = ((W)w)->active; |
2003 | idles [active - 1] = idles [--idlecnt]; |
2093 | |
|
|
2094 | idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; |
2004 | ((W)idles [active - 1])->active = active; |
2095 | ((W)idles [ABSPRI (w)][active - 1])->active = active; |
|
|
2096 | |
|
|
2097 | ev_stop (EV_A_ (W)w); |
|
|
2098 | --idleall; |
2005 | } |
2099 | } |
2006 | |
|
|
2007 | ev_stop (EV_A_ (W)w); |
|
|
2008 | } |
2100 | } |
|
|
2101 | #endif |
2009 | |
2102 | |
2010 | void |
2103 | void |
2011 | ev_prepare_start (EV_P_ ev_prepare *w) |
2104 | ev_prepare_start (EV_P_ ev_prepare *w) |
2012 | { |
2105 | { |
2013 | if (expect_false (ev_is_active (w))) |
2106 | if (expect_false (ev_is_active (w))) |
… | |
… | |
2019 | } |
2112 | } |
2020 | |
2113 | |
2021 | void |
2114 | void |
2022 | ev_prepare_stop (EV_P_ ev_prepare *w) |
2115 | ev_prepare_stop (EV_P_ ev_prepare *w) |
2023 | { |
2116 | { |
2024 | ev_clear_pending (EV_A_ (W)w); |
2117 | clear_pending (EV_A_ (W)w); |
2025 | if (expect_false (!ev_is_active (w))) |
2118 | if (expect_false (!ev_is_active (w))) |
2026 | return; |
2119 | return; |
2027 | |
2120 | |
2028 | { |
2121 | { |
2029 | int active = ((W)w)->active; |
2122 | int active = ((W)w)->active; |
… | |
… | |
2046 | } |
2139 | } |
2047 | |
2140 | |
2048 | void |
2141 | void |
2049 | ev_check_stop (EV_P_ ev_check *w) |
2142 | ev_check_stop (EV_P_ ev_check *w) |
2050 | { |
2143 | { |
2051 | ev_clear_pending (EV_A_ (W)w); |
2144 | clear_pending (EV_A_ (W)w); |
2052 | if (expect_false (!ev_is_active (w))) |
2145 | if (expect_false (!ev_is_active (w))) |
2053 | return; |
2146 | return; |
2054 | |
2147 | |
2055 | { |
2148 | { |
2056 | int active = ((W)w)->active; |
2149 | int active = ((W)w)->active; |
… | |
… | |
2098 | } |
2191 | } |
2099 | |
2192 | |
2100 | void |
2193 | void |
2101 | ev_embed_stop (EV_P_ ev_embed *w) |
2194 | ev_embed_stop (EV_P_ ev_embed *w) |
2102 | { |
2195 | { |
2103 | ev_clear_pending (EV_A_ (W)w); |
2196 | clear_pending (EV_A_ (W)w); |
2104 | if (expect_false (!ev_is_active (w))) |
2197 | if (expect_false (!ev_is_active (w))) |
2105 | return; |
2198 | return; |
2106 | |
2199 | |
2107 | ev_io_stop (EV_A_ &w->io); |
2200 | ev_io_stop (EV_A_ &w->io); |
2108 | |
2201 | |
… | |
… | |
2123 | } |
2216 | } |
2124 | |
2217 | |
2125 | void |
2218 | void |
2126 | ev_fork_stop (EV_P_ ev_fork *w) |
2219 | ev_fork_stop (EV_P_ ev_fork *w) |
2127 | { |
2220 | { |
2128 | ev_clear_pending (EV_A_ (W)w); |
2221 | clear_pending (EV_A_ (W)w); |
2129 | if (expect_false (!ev_is_active (w))) |
2222 | if (expect_false (!ev_is_active (w))) |
2130 | return; |
2223 | return; |
2131 | |
2224 | |
2132 | { |
2225 | { |
2133 | int active = ((W)w)->active; |
2226 | int active = ((W)w)->active; |