… | |
… | |
126 | # define EV_USE_EVENTFD 1 |
126 | # define EV_USE_EVENTFD 1 |
127 | # else |
127 | # else |
128 | # define EV_USE_EVENTFD 0 |
128 | # define EV_USE_EVENTFD 0 |
129 | # endif |
129 | # endif |
130 | # endif |
130 | # endif |
131 | |
131 | |
132 | #endif |
132 | #endif |
133 | |
133 | |
134 | #include <math.h> |
134 | #include <math.h> |
135 | #include <stdlib.h> |
135 | #include <stdlib.h> |
136 | #include <fcntl.h> |
136 | #include <fcntl.h> |
… | |
… | |
235 | # else |
235 | # else |
236 | # define EV_USE_EVENTFD 0 |
236 | # define EV_USE_EVENTFD 0 |
237 | # endif |
237 | # endif |
238 | #endif |
238 | #endif |
239 | |
239 | |
|
|
240 | #if 0 /* debugging */ |
|
|
241 | # define EV_VERIFY 3 |
|
|
242 | # define EV_USE_4HEAP 1 |
|
|
243 | # define EV_HEAP_CACHE_AT 1 |
|
|
244 | #endif |
|
|
245 | |
|
|
246 | #ifndef EV_VERIFY |
|
|
247 | # define EV_VERIFY !EV_MINIMAL |
|
|
248 | #endif |
|
|
249 | |
|
|
250 | #ifndef EV_USE_4HEAP |
|
|
251 | # define EV_USE_4HEAP !EV_MINIMAL |
|
|
252 | #endif |
|
|
253 | |
|
|
254 | #ifndef EV_HEAP_CACHE_AT |
|
|
255 | # define EV_HEAP_CACHE_AT !EV_MINIMAL |
|
|
256 | #endif |
|
|
257 | |
240 | /* this block fixes any misconfiguration where we know we run into trouble otherwise */ |
258 | /* this block fixes any misconfiguration where we know we run into trouble otherwise */ |
241 | |
259 | |
242 | #ifndef CLOCK_MONOTONIC |
260 | #ifndef CLOCK_MONOTONIC |
243 | # undef EV_USE_MONOTONIC |
261 | # undef EV_USE_MONOTONIC |
244 | # define EV_USE_MONOTONIC 0 |
262 | # define EV_USE_MONOTONIC 0 |
… | |
… | |
279 | } |
297 | } |
280 | # endif |
298 | # endif |
281 | #endif |
299 | #endif |
282 | |
300 | |
283 | /**/ |
301 | /**/ |
|
|
302 | |
|
|
303 | #if EV_VERIFY >= 3 |
|
|
304 | # define EV_FREQUENT_CHECK ev_loop_verify (EV_A) |
|
|
305 | #else |
|
|
306 | # define EV_FREQUENT_CHECK do { } while (0) |
|
|
307 | #endif |
284 | |
308 | |
285 | /* |
309 | /* |
286 | * This is used to avoid floating point rounding problems. |
310 | * This is used to avoid floating point rounding problems. |
287 | * It is added to ev_rt_now when scheduling periodics |
311 | * It is added to ev_rt_now when scheduling periodics |
288 | * to ensure progress, time-wise, even when rounding |
312 | * to ensure progress, time-wise, even when rounding |
… | |
… | |
422 | W w; |
446 | W w; |
423 | int events; |
447 | int events; |
424 | } ANPENDING; |
448 | } ANPENDING; |
425 | |
449 | |
426 | #if EV_USE_INOTIFY |
450 | #if EV_USE_INOTIFY |
|
|
451 | /* hash table entry per inotify-id */ |
427 | typedef struct |
452 | typedef struct |
428 | { |
453 | { |
429 | WL head; |
454 | WL head; |
430 | } ANFS; |
455 | } ANFS; |
|
|
456 | #endif |
|
|
457 | |
|
|
458 | /* Heap Entry */ |
|
|
459 | #if EV_HEAP_CACHE_AT |
|
|
460 | typedef struct { |
|
|
461 | ev_tstamp at; |
|
|
462 | WT w; |
|
|
463 | } ANHE; |
|
|
464 | |
|
|
465 | #define ANHE_w(he) (he).w /* access watcher, read-write */ |
|
|
466 | #define ANHE_at(he) (he).at /* access cached at, read-only */ |
|
|
467 | #define ANHE_at_cache(he) (he).at = (he).w->at /* update at from watcher */ |
|
|
468 | #else |
|
|
469 | typedef WT ANHE; |
|
|
470 | |
|
|
471 | #define ANHE_w(he) (he) |
|
|
472 | #define ANHE_at(he) (he)->at |
|
|
473 | #define ANHE_at_cache(he) |
431 | #endif |
474 | #endif |
432 | |
475 | |
433 | #if EV_MULTIPLICITY |
476 | #if EV_MULTIPLICITY |
434 | |
477 | |
435 | struct ev_loop |
478 | struct ev_loop |
… | |
… | |
520 | } |
563 | } |
521 | } |
564 | } |
522 | |
565 | |
523 | /*****************************************************************************/ |
566 | /*****************************************************************************/ |
524 | |
567 | |
525 | #define MALLOC_ROUND 4096 // prefer to allocate in chunks of this size, must be 2**n and >> 4 longs |
568 | #define MALLOC_ROUND 4096 /* prefer to allocate in chunks of this size, must be 2**n and >> 4 longs */ |
526 | |
569 | |
527 | int inline_size |
570 | int inline_size |
528 | array_nextsize (int elem, int cur, int cnt) |
571 | array_nextsize (int elem, int cur, int cnt) |
529 | { |
572 | { |
530 | int ncur = cur + 1; |
573 | int ncur = cur + 1; |
… | |
… | |
759 | } |
802 | } |
760 | } |
803 | } |
761 | |
804 | |
762 | /*****************************************************************************/ |
805 | /*****************************************************************************/ |
763 | |
806 | |
|
|
807 | /* |
|
|
808 | * the heap functions want a real array index. array index 0 uis guaranteed to not |
|
|
809 | * be in-use at any time. the first heap entry is at array [HEAP0]. DHEAP gives |
|
|
810 | * the branching factor of the d-tree. |
|
|
811 | */ |
|
|
812 | |
|
|
813 | /* |
|
|
814 | * at the moment we allow libev the luxury of two heaps, |
|
|
815 | * a small-code-size 2-heap one and a ~1.5kb larger 4-heap |
|
|
816 | * which is more cache-efficient. |
|
|
817 | * the difference is about 5% with 50000+ watchers. |
|
|
818 | */ |
|
|
819 | #if EV_USE_4HEAP |
|
|
820 | |
|
|
821 | #define DHEAP 4 |
|
|
822 | #define HEAP0 (DHEAP - 1) /* index of first element in heap */ |
|
|
823 | #define HPARENT(k) ((((k) - HEAP0 - 1) / DHEAP) + HEAP0) |
|
|
824 | #define UPHEAP_DONE(p,k) ((p) == (k)) |
|
|
825 | |
|
|
826 | /* away from the root */ |
|
|
827 | void inline_speed |
|
|
828 | downheap (ANHE *heap, int N, int k) |
|
|
829 | { |
|
|
830 | ANHE he = heap [k]; |
|
|
831 | ANHE *E = heap + N + HEAP0; |
|
|
832 | |
|
|
833 | for (;;) |
|
|
834 | { |
|
|
835 | ev_tstamp minat; |
|
|
836 | ANHE *minpos; |
|
|
837 | ANHE *pos = heap + DHEAP * (k - HEAP0) + HEAP0 + 1; |
|
|
838 | |
|
|
839 | /* find minimum child */ |
|
|
840 | if (expect_true (pos + DHEAP - 1 < E)) |
|
|
841 | { |
|
|
842 | /* fast path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
|
|
843 | if ( ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
|
|
844 | if ( ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
|
|
845 | if ( ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
|
|
846 | } |
|
|
847 | else if (pos < E) |
|
|
848 | { |
|
|
849 | /* slow path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
|
|
850 | if (pos + 1 < E && ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
|
|
851 | if (pos + 2 < E && ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
|
|
852 | if (pos + 3 < E && ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
|
|
853 | } |
|
|
854 | else |
|
|
855 | break; |
|
|
856 | |
|
|
857 | if (ANHE_at (he) <= minat) |
|
|
858 | break; |
|
|
859 | |
|
|
860 | heap [k] = *minpos; |
|
|
861 | ev_active (ANHE_w (*minpos)) = k; |
|
|
862 | |
|
|
863 | k = minpos - heap; |
|
|
864 | } |
|
|
865 | |
|
|
866 | heap [k] = he; |
|
|
867 | ev_active (ANHE_w (he)) = k; |
|
|
868 | } |
|
|
869 | |
|
|
870 | #else /* 4HEAP */ |
|
|
871 | |
|
|
872 | #define HEAP0 1 |
|
|
873 | #define HPARENT(k) ((k) >> 1) |
|
|
874 | #define UPHEAP_DONE(p,k) (!(p)) |
|
|
875 | |
|
|
876 | /* away from the root */ |
|
|
877 | void inline_speed |
|
|
878 | downheap (ANHE *heap, int N, int k) |
|
|
879 | { |
|
|
880 | ANHE he = heap [k]; |
|
|
881 | |
|
|
882 | for (;;) |
|
|
883 | { |
|
|
884 | int c = k << 1; |
|
|
885 | |
|
|
886 | if (c > N + HEAP0 - 1) |
|
|
887 | break; |
|
|
888 | |
|
|
889 | c += c + 1 < N + HEAP0 && ANHE_at (heap [c]) > ANHE_at (heap [c + 1]) |
|
|
890 | ? 1 : 0; |
|
|
891 | |
|
|
892 | if (ANHE_at (he) <= ANHE_at (heap [c])) |
|
|
893 | break; |
|
|
894 | |
|
|
895 | heap [k] = heap [c]; |
|
|
896 | ev_active (ANHE_w (heap [k])) = k; |
|
|
897 | |
|
|
898 | k = c; |
|
|
899 | } |
|
|
900 | |
|
|
901 | heap [k] = he; |
|
|
902 | ev_active (ANHE_w (he)) = k; |
|
|
903 | } |
|
|
904 | #endif |
|
|
905 | |
764 | /* towards the root */ |
906 | /* towards the root */ |
765 | void inline_speed |
907 | void inline_speed |
766 | upheap (WT *heap, int k) |
908 | upheap (ANHE *heap, int k) |
767 | { |
909 | { |
768 | WT w = heap [k]; |
910 | ANHE he = heap [k]; |
769 | |
911 | |
770 | for (;;) |
912 | for (;;) |
771 | { |
913 | { |
772 | int p = k >> 1; |
914 | int p = HPARENT (k); |
773 | |
915 | |
774 | /* maybe we could use a dummy element at heap [0]? */ |
916 | if (UPHEAP_DONE (p, k) || ANHE_at (heap [p]) <= ANHE_at (he)) |
775 | if (!p || heap [p]->at <= w->at) |
|
|
776 | break; |
917 | break; |
777 | |
918 | |
778 | heap [k] = heap [p]; |
919 | heap [k] = heap [p]; |
779 | ev_active (heap [k]) = k; |
920 | ev_active (ANHE_w (heap [k])) = k; |
780 | k = p; |
921 | k = p; |
781 | } |
922 | } |
782 | |
923 | |
783 | heap [k] = w; |
924 | heap [k] = he; |
784 | ev_active (heap [k]) = k; |
925 | ev_active (ANHE_w (he)) = k; |
785 | } |
|
|
786 | |
|
|
787 | /* away from the root */ |
|
|
788 | void inline_speed |
|
|
789 | downheap (WT *heap, int N, int k) |
|
|
790 | { |
|
|
791 | WT w = heap [k]; |
|
|
792 | |
|
|
793 | for (;;) |
|
|
794 | { |
|
|
795 | int c = k << 1; |
|
|
796 | |
|
|
797 | if (c > N) |
|
|
798 | break; |
|
|
799 | |
|
|
800 | c += c < N && heap [c]->at > heap [c + 1]->at |
|
|
801 | ? 1 : 0; |
|
|
802 | |
|
|
803 | if (w->at <= heap [c]->at) |
|
|
804 | break; |
|
|
805 | |
|
|
806 | heap [k] = heap [c]; |
|
|
807 | ev_active (heap [k]) = k; |
|
|
808 | |
|
|
809 | k = c; |
|
|
810 | } |
|
|
811 | |
|
|
812 | heap [k] = w; |
|
|
813 | ev_active (heap [k]) = k; |
|
|
814 | } |
926 | } |
815 | |
927 | |
816 | void inline_size |
928 | void inline_size |
817 | adjustheap (WT *heap, int N, int k) |
929 | adjustheap (ANHE *heap, int N, int k) |
818 | { |
930 | { |
|
|
931 | if (k > HEAP0 && ANHE_at (heap [HPARENT (k)]) >= ANHE_at (heap [k])) |
819 | upheap (heap, k); |
932 | upheap (heap, k); |
|
|
933 | else |
820 | downheap (heap, N, k); |
934 | downheap (heap, N, k); |
821 | } |
935 | } |
|
|
936 | |
|
|
937 | /* rebuild the heap: this function is used only once and executed rarely */ |
|
|
938 | void inline_size |
|
|
939 | reheap (ANHE *heap, int N) |
|
|
940 | { |
|
|
941 | int i; |
|
|
942 | /* we don't use floyds algorithm, upheap is simpler and is more cache-efficient */ |
|
|
943 | /* also, this is easy to implement and correct for both 2-heaps and 4-heaps */ |
|
|
944 | for (i = 0; i < N; ++i) |
|
|
945 | upheap (heap, i + HEAP0); |
|
|
946 | } |
|
|
947 | |
|
|
948 | #if EV_VERIFY |
|
|
949 | static void |
|
|
950 | checkheap (ANHE *heap, int N) |
|
|
951 | { |
|
|
952 | int i; |
|
|
953 | |
|
|
954 | for (i = HEAP0; i < N + HEAP0; ++i) |
|
|
955 | { |
|
|
956 | assert (("active index mismatch in heap", ev_active (ANHE_w (heap [i])) == i)); |
|
|
957 | assert (("heap condition violated", i == HEAP0 || ANHE_at (heap [HPARENT (i)]) <= ANHE_at (heap [i]))); |
|
|
958 | assert (("heap at cache mismatch", ANHE_at (heap [i]) == ev_at (ANHE_w (heap [i])))); |
|
|
959 | } |
|
|
960 | } |
|
|
961 | #endif |
822 | |
962 | |
823 | /*****************************************************************************/ |
963 | /*****************************************************************************/ |
824 | |
964 | |
825 | typedef struct |
965 | typedef struct |
826 | { |
966 | { |
… | |
… | |
1343 | |
1483 | |
1344 | postfork = 0; |
1484 | postfork = 0; |
1345 | } |
1485 | } |
1346 | |
1486 | |
1347 | #if EV_MULTIPLICITY |
1487 | #if EV_MULTIPLICITY |
|
|
1488 | |
1348 | struct ev_loop * |
1489 | struct ev_loop * |
1349 | ev_loop_new (unsigned int flags) |
1490 | ev_loop_new (unsigned int flags) |
1350 | { |
1491 | { |
1351 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
1492 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
1352 | |
1493 | |
… | |
… | |
1371 | ev_loop_fork (EV_P) |
1512 | ev_loop_fork (EV_P) |
1372 | { |
1513 | { |
1373 | postfork = 1; /* must be in line with ev_default_fork */ |
1514 | postfork = 1; /* must be in line with ev_default_fork */ |
1374 | } |
1515 | } |
1375 | |
1516 | |
|
|
1517 | #if EV_VERIFY |
|
|
1518 | static void |
|
|
1519 | array_check (W **ws, int cnt) |
|
|
1520 | { |
|
|
1521 | while (cnt--) |
|
|
1522 | assert (("active index mismatch", ev_active (ws [cnt]) == cnt + 1)); |
|
|
1523 | } |
1376 | #endif |
1524 | #endif |
|
|
1525 | |
|
|
1526 | void |
|
|
1527 | ev_loop_verify (EV_P) |
|
|
1528 | { |
|
|
1529 | #if EV_VERIFY |
|
|
1530 | int i; |
|
|
1531 | |
|
|
1532 | checkheap (timers, timercnt); |
|
|
1533 | #if EV_PERIODIC_ENABLE |
|
|
1534 | checkheap (periodics, periodiccnt); |
|
|
1535 | #endif |
|
|
1536 | |
|
|
1537 | #if EV_IDLE_ENABLE |
|
|
1538 | for (i = NUMPRI; i--; ) |
|
|
1539 | array_check ((W **)idles [i], idlecnt [i]); |
|
|
1540 | #endif |
|
|
1541 | #if EV_FORK_ENABLE |
|
|
1542 | array_check ((W **)forks, forkcnt); |
|
|
1543 | #endif |
|
|
1544 | #if EV_ASYNC_ENABLE |
|
|
1545 | array_check ((W **)asyncs, asynccnt); |
|
|
1546 | #endif |
|
|
1547 | array_check ((W **)prepares, preparecnt); |
|
|
1548 | array_check ((W **)checks, checkcnt); |
|
|
1549 | #endif |
|
|
1550 | } |
|
|
1551 | |
|
|
1552 | #endif /* multiplicity */ |
1377 | |
1553 | |
1378 | #if EV_MULTIPLICITY |
1554 | #if EV_MULTIPLICITY |
1379 | struct ev_loop * |
1555 | struct ev_loop * |
1380 | ev_default_loop_init (unsigned int flags) |
1556 | ev_default_loop_init (unsigned int flags) |
1381 | #else |
1557 | #else |
… | |
… | |
1457 | { |
1633 | { |
1458 | /*assert (("non-pending watcher on pending list", p->w->pending));*/ |
1634 | /*assert (("non-pending watcher on pending list", p->w->pending));*/ |
1459 | |
1635 | |
1460 | p->w->pending = 0; |
1636 | p->w->pending = 0; |
1461 | EV_CB_INVOKE (p->w, p->events); |
1637 | EV_CB_INVOKE (p->w, p->events); |
|
|
1638 | EV_FREQUENT_CHECK; |
1462 | } |
1639 | } |
1463 | } |
1640 | } |
1464 | } |
1641 | } |
1465 | |
|
|
1466 | void inline_size |
|
|
1467 | timers_reify (EV_P) |
|
|
1468 | { |
|
|
1469 | while (timercnt && ev_at (timers [1]) <= mn_now) |
|
|
1470 | { |
|
|
1471 | ev_timer *w = (ev_timer *)timers [1]; |
|
|
1472 | |
|
|
1473 | /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ |
|
|
1474 | |
|
|
1475 | /* first reschedule or stop timer */ |
|
|
1476 | if (w->repeat) |
|
|
1477 | { |
|
|
1478 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
|
|
1479 | |
|
|
1480 | ev_at (w) += w->repeat; |
|
|
1481 | if (ev_at (w) < mn_now) |
|
|
1482 | ev_at (w) = mn_now; |
|
|
1483 | |
|
|
1484 | downheap (timers, timercnt, 1); |
|
|
1485 | } |
|
|
1486 | else |
|
|
1487 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1488 | |
|
|
1489 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
|
|
1490 | } |
|
|
1491 | } |
|
|
1492 | |
|
|
1493 | #if EV_PERIODIC_ENABLE |
|
|
1494 | void inline_size |
|
|
1495 | periodics_reify (EV_P) |
|
|
1496 | { |
|
|
1497 | while (periodiccnt && ev_at (periodics [1]) <= ev_rt_now) |
|
|
1498 | { |
|
|
1499 | ev_periodic *w = (ev_periodic *)periodics [1]; |
|
|
1500 | |
|
|
1501 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
|
|
1502 | |
|
|
1503 | /* first reschedule or stop timer */ |
|
|
1504 | if (w->reschedule_cb) |
|
|
1505 | { |
|
|
1506 | ev_at (w) = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON); |
|
|
1507 | assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) > ev_rt_now)); |
|
|
1508 | downheap (periodics, periodiccnt, 1); |
|
|
1509 | } |
|
|
1510 | else if (w->interval) |
|
|
1511 | { |
|
|
1512 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1513 | if (ev_at (w) - ev_rt_now <= TIME_EPSILON) ev_at (w) += w->interval; |
|
|
1514 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ev_at (w) > ev_rt_now)); |
|
|
1515 | downheap (periodics, periodiccnt, 1); |
|
|
1516 | } |
|
|
1517 | else |
|
|
1518 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1519 | |
|
|
1520 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
|
|
1521 | } |
|
|
1522 | } |
|
|
1523 | |
|
|
1524 | static void noinline |
|
|
1525 | periodics_reschedule (EV_P) |
|
|
1526 | { |
|
|
1527 | int i; |
|
|
1528 | |
|
|
1529 | /* adjust periodics after time jump */ |
|
|
1530 | for (i = 1; i <= periodiccnt; ++i) |
|
|
1531 | { |
|
|
1532 | ev_periodic *w = (ev_periodic *)periodics [i]; |
|
|
1533 | |
|
|
1534 | if (w->reschedule_cb) |
|
|
1535 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
|
|
1536 | else if (w->interval) |
|
|
1537 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1538 | } |
|
|
1539 | |
|
|
1540 | /* now rebuild the heap */ |
|
|
1541 | for (i = periodiccnt >> 1; i--; ) |
|
|
1542 | downheap (periodics, periodiccnt, i); |
|
|
1543 | } |
|
|
1544 | #endif |
|
|
1545 | |
1642 | |
1546 | #if EV_IDLE_ENABLE |
1643 | #if EV_IDLE_ENABLE |
1547 | void inline_size |
1644 | void inline_size |
1548 | idle_reify (EV_P) |
1645 | idle_reify (EV_P) |
1549 | { |
1646 | { |
… | |
… | |
1561 | queue_events (EV_A_ (W *)idles [pri], idlecnt [pri], EV_IDLE); |
1658 | queue_events (EV_A_ (W *)idles [pri], idlecnt [pri], EV_IDLE); |
1562 | break; |
1659 | break; |
1563 | } |
1660 | } |
1564 | } |
1661 | } |
1565 | } |
1662 | } |
|
|
1663 | } |
|
|
1664 | #endif |
|
|
1665 | |
|
|
1666 | void inline_size |
|
|
1667 | timers_reify (EV_P) |
|
|
1668 | { |
|
|
1669 | EV_FREQUENT_CHECK; |
|
|
1670 | |
|
|
1671 | while (timercnt && ANHE_at (timers [HEAP0]) < mn_now) |
|
|
1672 | { |
|
|
1673 | ev_timer *w = (ev_timer *)ANHE_w (timers [HEAP0]); |
|
|
1674 | |
|
|
1675 | /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ |
|
|
1676 | |
|
|
1677 | /* first reschedule or stop timer */ |
|
|
1678 | if (w->repeat) |
|
|
1679 | { |
|
|
1680 | ev_at (w) += w->repeat; |
|
|
1681 | if (ev_at (w) < mn_now) |
|
|
1682 | ev_at (w) = mn_now; |
|
|
1683 | |
|
|
1684 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
|
|
1685 | |
|
|
1686 | ANHE_at_cache (timers [HEAP0]); |
|
|
1687 | downheap (timers, timercnt, HEAP0); |
|
|
1688 | } |
|
|
1689 | else |
|
|
1690 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1691 | |
|
|
1692 | EV_FREQUENT_CHECK; |
|
|
1693 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
|
|
1694 | } |
|
|
1695 | } |
|
|
1696 | |
|
|
1697 | #if EV_PERIODIC_ENABLE |
|
|
1698 | void inline_size |
|
|
1699 | periodics_reify (EV_P) |
|
|
1700 | { |
|
|
1701 | EV_FREQUENT_CHECK; |
|
|
1702 | |
|
|
1703 | while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now) |
|
|
1704 | { |
|
|
1705 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]); |
|
|
1706 | |
|
|
1707 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
|
|
1708 | |
|
|
1709 | /* first reschedule or stop timer */ |
|
|
1710 | if (w->reschedule_cb) |
|
|
1711 | { |
|
|
1712 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
|
|
1713 | |
|
|
1714 | assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) >= ev_rt_now)); |
|
|
1715 | |
|
|
1716 | ANHE_at_cache (periodics [HEAP0]); |
|
|
1717 | downheap (periodics, periodiccnt, HEAP0); |
|
|
1718 | } |
|
|
1719 | else if (w->interval) |
|
|
1720 | { |
|
|
1721 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1722 | /* if next trigger time is not sufficiently in the future, put it there */ |
|
|
1723 | /* this might happen because of floating point inexactness */ |
|
|
1724 | if (ev_at (w) - ev_rt_now < TIME_EPSILON) |
|
|
1725 | { |
|
|
1726 | ev_at (w) += w->interval; |
|
|
1727 | |
|
|
1728 | /* if interval is unreasonably low we might still have a time in the past */ |
|
|
1729 | /* so correct this. this will make the periodic very inexact, but the user */ |
|
|
1730 | /* has effectively asked to get triggered more often than possible */ |
|
|
1731 | if (ev_at (w) < ev_rt_now) |
|
|
1732 | ev_at (w) = ev_rt_now; |
|
|
1733 | } |
|
|
1734 | |
|
|
1735 | ANHE_at_cache (periodics [HEAP0]); |
|
|
1736 | downheap (periodics, periodiccnt, HEAP0); |
|
|
1737 | } |
|
|
1738 | else |
|
|
1739 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1740 | |
|
|
1741 | EV_FREQUENT_CHECK; |
|
|
1742 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
|
|
1743 | } |
|
|
1744 | } |
|
|
1745 | |
|
|
1746 | static void noinline |
|
|
1747 | periodics_reschedule (EV_P) |
|
|
1748 | { |
|
|
1749 | int i; |
|
|
1750 | |
|
|
1751 | /* adjust periodics after time jump */ |
|
|
1752 | for (i = HEAP0; i < periodiccnt + HEAP0; ++i) |
|
|
1753 | { |
|
|
1754 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [i]); |
|
|
1755 | |
|
|
1756 | if (w->reschedule_cb) |
|
|
1757 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
|
|
1758 | else if (w->interval) |
|
|
1759 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1760 | |
|
|
1761 | ANHE_at_cache (periodics [i]); |
|
|
1762 | } |
|
|
1763 | |
|
|
1764 | reheap (periodics, periodiccnt); |
1566 | } |
1765 | } |
1567 | #endif |
1766 | #endif |
1568 | |
1767 | |
1569 | void inline_speed |
1768 | void inline_speed |
1570 | time_update (EV_P_ ev_tstamp max_block) |
1769 | time_update (EV_P_ ev_tstamp max_block) |
… | |
… | |
1599 | */ |
1798 | */ |
1600 | for (i = 4; --i; ) |
1799 | for (i = 4; --i; ) |
1601 | { |
1800 | { |
1602 | rtmn_diff = ev_rt_now - mn_now; |
1801 | rtmn_diff = ev_rt_now - mn_now; |
1603 | |
1802 | |
1604 | if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP) |
1803 | if (expect_true (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP)) |
1605 | return; /* all is well */ |
1804 | return; /* all is well */ |
1606 | |
1805 | |
1607 | ev_rt_now = ev_time (); |
1806 | ev_rt_now = ev_time (); |
1608 | mn_now = get_clock (); |
1807 | mn_now = get_clock (); |
1609 | now_floor = mn_now; |
1808 | now_floor = mn_now; |
… | |
… | |
1624 | { |
1823 | { |
1625 | #if EV_PERIODIC_ENABLE |
1824 | #if EV_PERIODIC_ENABLE |
1626 | periodics_reschedule (EV_A); |
1825 | periodics_reschedule (EV_A); |
1627 | #endif |
1826 | #endif |
1628 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1827 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1629 | for (i = 1; i <= timercnt; ++i) |
1828 | for (i = 0; i < timercnt; ++i) |
1630 | ev_at (timers [i]) += ev_rt_now - mn_now; |
1829 | { |
|
|
1830 | ANHE *he = timers + i + HEAP0; |
|
|
1831 | ANHE_w (*he)->at += ev_rt_now - mn_now; |
|
|
1832 | ANHE_at_cache (*he); |
|
|
1833 | } |
1631 | } |
1834 | } |
1632 | |
1835 | |
1633 | mn_now = ev_rt_now; |
1836 | mn_now = ev_rt_now; |
1634 | } |
1837 | } |
1635 | } |
1838 | } |
… | |
… | |
1655 | |
1858 | |
1656 | call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */ |
1859 | call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */ |
1657 | |
1860 | |
1658 | do |
1861 | do |
1659 | { |
1862 | { |
|
|
1863 | #if EV_VERIFY >= 2 |
|
|
1864 | ev_loop_verify (EV_A); |
|
|
1865 | #endif |
|
|
1866 | |
1660 | #ifndef _WIN32 |
1867 | #ifndef _WIN32 |
1661 | if (expect_false (curpid)) /* penalise the forking check even more */ |
1868 | if (expect_false (curpid)) /* penalise the forking check even more */ |
1662 | if (expect_false (getpid () != curpid)) |
1869 | if (expect_false (getpid () != curpid)) |
1663 | { |
1870 | { |
1664 | curpid = getpid (); |
1871 | curpid = getpid (); |
… | |
… | |
1705 | |
1912 | |
1706 | waittime = MAX_BLOCKTIME; |
1913 | waittime = MAX_BLOCKTIME; |
1707 | |
1914 | |
1708 | if (timercnt) |
1915 | if (timercnt) |
1709 | { |
1916 | { |
1710 | ev_tstamp to = ev_at (timers [1]) - mn_now + backend_fudge; |
1917 | ev_tstamp to = ANHE_at (timers [HEAP0]) - mn_now + backend_fudge; |
1711 | if (waittime > to) waittime = to; |
1918 | if (waittime > to) waittime = to; |
1712 | } |
1919 | } |
1713 | |
1920 | |
1714 | #if EV_PERIODIC_ENABLE |
1921 | #if EV_PERIODIC_ENABLE |
1715 | if (periodiccnt) |
1922 | if (periodiccnt) |
1716 | { |
1923 | { |
1717 | ev_tstamp to = ev_at (periodics [1]) - ev_rt_now + backend_fudge; |
1924 | ev_tstamp to = ANHE_at (periodics [HEAP0]) - ev_rt_now + backend_fudge; |
1718 | if (waittime > to) waittime = to; |
1925 | if (waittime > to) waittime = to; |
1719 | } |
1926 | } |
1720 | #endif |
1927 | #endif |
1721 | |
1928 | |
1722 | if (expect_false (waittime < timeout_blocktime)) |
1929 | if (expect_false (waittime < timeout_blocktime)) |
… | |
… | |
1859 | if (expect_false (ev_is_active (w))) |
2066 | if (expect_false (ev_is_active (w))) |
1860 | return; |
2067 | return; |
1861 | |
2068 | |
1862 | assert (("ev_io_start called with negative fd", fd >= 0)); |
2069 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1863 | |
2070 | |
|
|
2071 | EV_FREQUENT_CHECK; |
|
|
2072 | |
1864 | ev_start (EV_A_ (W)w, 1); |
2073 | ev_start (EV_A_ (W)w, 1); |
1865 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
2074 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
1866 | wlist_add (&anfds[fd].head, (WL)w); |
2075 | wlist_add (&anfds[fd].head, (WL)w); |
1867 | |
2076 | |
1868 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
2077 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
1869 | w->events &= ~EV_IOFDSET; |
2078 | w->events &= ~EV_IOFDSET; |
|
|
2079 | |
|
|
2080 | EV_FREQUENT_CHECK; |
1870 | } |
2081 | } |
1871 | |
2082 | |
1872 | void noinline |
2083 | void noinline |
1873 | ev_io_stop (EV_P_ ev_io *w) |
2084 | ev_io_stop (EV_P_ ev_io *w) |
1874 | { |
2085 | { |
1875 | clear_pending (EV_A_ (W)w); |
2086 | clear_pending (EV_A_ (W)w); |
1876 | if (expect_false (!ev_is_active (w))) |
2087 | if (expect_false (!ev_is_active (w))) |
1877 | return; |
2088 | return; |
1878 | |
2089 | |
1879 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
2090 | assert (("ev_io_stop called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
|
|
2091 | |
|
|
2092 | EV_FREQUENT_CHECK; |
1880 | |
2093 | |
1881 | wlist_del (&anfds[w->fd].head, (WL)w); |
2094 | wlist_del (&anfds[w->fd].head, (WL)w); |
1882 | ev_stop (EV_A_ (W)w); |
2095 | ev_stop (EV_A_ (W)w); |
1883 | |
2096 | |
1884 | fd_change (EV_A_ w->fd, 1); |
2097 | fd_change (EV_A_ w->fd, 1); |
|
|
2098 | |
|
|
2099 | EV_FREQUENT_CHECK; |
1885 | } |
2100 | } |
1886 | |
2101 | |
1887 | void noinline |
2102 | void noinline |
1888 | ev_timer_start (EV_P_ ev_timer *w) |
2103 | ev_timer_start (EV_P_ ev_timer *w) |
1889 | { |
2104 | { |
… | |
… | |
1892 | |
2107 | |
1893 | ev_at (w) += mn_now; |
2108 | ev_at (w) += mn_now; |
1894 | |
2109 | |
1895 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
2110 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1896 | |
2111 | |
|
|
2112 | EV_FREQUENT_CHECK; |
|
|
2113 | |
|
|
2114 | ++timercnt; |
1897 | ev_start (EV_A_ (W)w, ++timercnt); |
2115 | ev_start (EV_A_ (W)w, timercnt + HEAP0 - 1); |
1898 | array_needsize (WT, timers, timermax, timercnt + 1, EMPTY2); |
2116 | array_needsize (ANHE, timers, timermax, ev_active (w) + 1, EMPTY2); |
1899 | timers [timercnt] = (WT)w; |
2117 | ANHE_w (timers [ev_active (w)]) = (WT)w; |
|
|
2118 | ANHE_at_cache (timers [ev_active (w)]); |
1900 | upheap (timers, timercnt); |
2119 | upheap (timers, ev_active (w)); |
1901 | |
2120 | |
|
|
2121 | EV_FREQUENT_CHECK; |
|
|
2122 | |
1902 | /*assert (("internal timer heap corruption", timers [ev_active (w)] == w));*/ |
2123 | /*assert (("internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
1903 | } |
2124 | } |
1904 | |
2125 | |
1905 | void noinline |
2126 | void noinline |
1906 | ev_timer_stop (EV_P_ ev_timer *w) |
2127 | ev_timer_stop (EV_P_ ev_timer *w) |
1907 | { |
2128 | { |
1908 | clear_pending (EV_A_ (W)w); |
2129 | clear_pending (EV_A_ (W)w); |
1909 | if (expect_false (!ev_is_active (w))) |
2130 | if (expect_false (!ev_is_active (w))) |
1910 | return; |
2131 | return; |
1911 | |
2132 | |
|
|
2133 | EV_FREQUENT_CHECK; |
|
|
2134 | |
1912 | { |
2135 | { |
1913 | int active = ev_active (w); |
2136 | int active = ev_active (w); |
1914 | |
2137 | |
1915 | assert (("internal timer heap corruption", timers [active] == (WT)w)); |
2138 | assert (("internal timer heap corruption", ANHE_w (timers [active]) == (WT)w)); |
1916 | |
2139 | |
|
|
2140 | --timercnt; |
|
|
2141 | |
1917 | if (expect_true (active < timercnt)) |
2142 | if (expect_true (active < timercnt + HEAP0)) |
1918 | { |
2143 | { |
1919 | timers [active] = timers [timercnt]; |
2144 | timers [active] = timers [timercnt + HEAP0]; |
1920 | adjustheap (timers, timercnt, active); |
2145 | adjustheap (timers, timercnt, active); |
1921 | } |
2146 | } |
1922 | |
|
|
1923 | --timercnt; |
|
|
1924 | } |
2147 | } |
|
|
2148 | |
|
|
2149 | EV_FREQUENT_CHECK; |
1925 | |
2150 | |
1926 | ev_at (w) -= mn_now; |
2151 | ev_at (w) -= mn_now; |
1927 | |
2152 | |
1928 | ev_stop (EV_A_ (W)w); |
2153 | ev_stop (EV_A_ (W)w); |
1929 | } |
2154 | } |
1930 | |
2155 | |
1931 | void noinline |
2156 | void noinline |
1932 | ev_timer_again (EV_P_ ev_timer *w) |
2157 | ev_timer_again (EV_P_ ev_timer *w) |
1933 | { |
2158 | { |
|
|
2159 | EV_FREQUENT_CHECK; |
|
|
2160 | |
1934 | if (ev_is_active (w)) |
2161 | if (ev_is_active (w)) |
1935 | { |
2162 | { |
1936 | if (w->repeat) |
2163 | if (w->repeat) |
1937 | { |
2164 | { |
1938 | ev_at (w) = mn_now + w->repeat; |
2165 | ev_at (w) = mn_now + w->repeat; |
|
|
2166 | ANHE_at_cache (timers [ev_active (w)]); |
1939 | adjustheap (timers, timercnt, ev_active (w)); |
2167 | adjustheap (timers, timercnt, ev_active (w)); |
1940 | } |
2168 | } |
1941 | else |
2169 | else |
1942 | ev_timer_stop (EV_A_ w); |
2170 | ev_timer_stop (EV_A_ w); |
1943 | } |
2171 | } |
1944 | else if (w->repeat) |
2172 | else if (w->repeat) |
1945 | { |
2173 | { |
1946 | ev_at (w) = w->repeat; |
2174 | ev_at (w) = w->repeat; |
1947 | ev_timer_start (EV_A_ w); |
2175 | ev_timer_start (EV_A_ w); |
1948 | } |
2176 | } |
|
|
2177 | |
|
|
2178 | EV_FREQUENT_CHECK; |
1949 | } |
2179 | } |
1950 | |
2180 | |
1951 | #if EV_PERIODIC_ENABLE |
2181 | #if EV_PERIODIC_ENABLE |
1952 | void noinline |
2182 | void noinline |
1953 | ev_periodic_start (EV_P_ ev_periodic *w) |
2183 | ev_periodic_start (EV_P_ ev_periodic *w) |
… | |
… | |
1964 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
2194 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1965 | } |
2195 | } |
1966 | else |
2196 | else |
1967 | ev_at (w) = w->offset; |
2197 | ev_at (w) = w->offset; |
1968 | |
2198 | |
|
|
2199 | EV_FREQUENT_CHECK; |
|
|
2200 | |
|
|
2201 | ++periodiccnt; |
1969 | ev_start (EV_A_ (W)w, ++periodiccnt); |
2202 | ev_start (EV_A_ (W)w, periodiccnt + HEAP0 - 1); |
1970 | array_needsize (WT, periodics, periodicmax, periodiccnt + 1, EMPTY2); |
2203 | array_needsize (ANHE, periodics, periodicmax, ev_active (w) + 1, EMPTY2); |
1971 | periodics [periodiccnt] = (WT)w; |
2204 | ANHE_w (periodics [ev_active (w)]) = (WT)w; |
1972 | upheap (periodics, periodiccnt); |
2205 | ANHE_at_cache (periodics [ev_active (w)]); |
|
|
2206 | upheap (periodics, ev_active (w)); |
1973 | |
2207 | |
|
|
2208 | EV_FREQUENT_CHECK; |
|
|
2209 | |
1974 | /*assert (("internal periodic heap corruption", periodics [ev_active (w)] == w));*/ |
2210 | /*assert (("internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
1975 | } |
2211 | } |
1976 | |
2212 | |
1977 | void noinline |
2213 | void noinline |
1978 | ev_periodic_stop (EV_P_ ev_periodic *w) |
2214 | ev_periodic_stop (EV_P_ ev_periodic *w) |
1979 | { |
2215 | { |
1980 | clear_pending (EV_A_ (W)w); |
2216 | clear_pending (EV_A_ (W)w); |
1981 | if (expect_false (!ev_is_active (w))) |
2217 | if (expect_false (!ev_is_active (w))) |
1982 | return; |
2218 | return; |
1983 | |
2219 | |
|
|
2220 | EV_FREQUENT_CHECK; |
|
|
2221 | |
1984 | { |
2222 | { |
1985 | int active = ev_active (w); |
2223 | int active = ev_active (w); |
1986 | |
2224 | |
1987 | assert (("internal periodic heap corruption", periodics [active] == (WT)w)); |
2225 | assert (("internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w)); |
1988 | |
2226 | |
|
|
2227 | --periodiccnt; |
|
|
2228 | |
1989 | if (expect_true (active < periodiccnt)) |
2229 | if (expect_true (active < periodiccnt + HEAP0)) |
1990 | { |
2230 | { |
1991 | periodics [active] = periodics [periodiccnt]; |
2231 | periodics [active] = periodics [periodiccnt + HEAP0]; |
1992 | adjustheap (periodics, periodiccnt, active); |
2232 | adjustheap (periodics, periodiccnt, active); |
1993 | } |
2233 | } |
1994 | |
|
|
1995 | --periodiccnt; |
|
|
1996 | } |
2234 | } |
|
|
2235 | |
|
|
2236 | EV_FREQUENT_CHECK; |
1997 | |
2237 | |
1998 | ev_stop (EV_A_ (W)w); |
2238 | ev_stop (EV_A_ (W)w); |
1999 | } |
2239 | } |
2000 | |
2240 | |
2001 | void noinline |
2241 | void noinline |
… | |
… | |
2021 | return; |
2261 | return; |
2022 | |
2262 | |
2023 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
2263 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
2024 | |
2264 | |
2025 | evpipe_init (EV_A); |
2265 | evpipe_init (EV_A); |
|
|
2266 | |
|
|
2267 | EV_FREQUENT_CHECK; |
2026 | |
2268 | |
2027 | { |
2269 | { |
2028 | #ifndef _WIN32 |
2270 | #ifndef _WIN32 |
2029 | sigset_t full, prev; |
2271 | sigset_t full, prev; |
2030 | sigfillset (&full); |
2272 | sigfillset (&full); |
… | |
… | |
2051 | sigfillset (&sa.sa_mask); |
2293 | sigfillset (&sa.sa_mask); |
2052 | sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ |
2294 | sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ |
2053 | sigaction (w->signum, &sa, 0); |
2295 | sigaction (w->signum, &sa, 0); |
2054 | #endif |
2296 | #endif |
2055 | } |
2297 | } |
|
|
2298 | |
|
|
2299 | EV_FREQUENT_CHECK; |
2056 | } |
2300 | } |
2057 | |
2301 | |
2058 | void noinline |
2302 | void noinline |
2059 | ev_signal_stop (EV_P_ ev_signal *w) |
2303 | ev_signal_stop (EV_P_ ev_signal *w) |
2060 | { |
2304 | { |
2061 | clear_pending (EV_A_ (W)w); |
2305 | clear_pending (EV_A_ (W)w); |
2062 | if (expect_false (!ev_is_active (w))) |
2306 | if (expect_false (!ev_is_active (w))) |
2063 | return; |
2307 | return; |
2064 | |
2308 | |
|
|
2309 | EV_FREQUENT_CHECK; |
|
|
2310 | |
2065 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
2311 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
2066 | ev_stop (EV_A_ (W)w); |
2312 | ev_stop (EV_A_ (W)w); |
2067 | |
2313 | |
2068 | if (!signals [w->signum - 1].head) |
2314 | if (!signals [w->signum - 1].head) |
2069 | signal (w->signum, SIG_DFL); |
2315 | signal (w->signum, SIG_DFL); |
|
|
2316 | |
|
|
2317 | EV_FREQUENT_CHECK; |
2070 | } |
2318 | } |
2071 | |
2319 | |
2072 | void |
2320 | void |
2073 | ev_child_start (EV_P_ ev_child *w) |
2321 | ev_child_start (EV_P_ ev_child *w) |
2074 | { |
2322 | { |
… | |
… | |
2076 | assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
2324 | assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
2077 | #endif |
2325 | #endif |
2078 | if (expect_false (ev_is_active (w))) |
2326 | if (expect_false (ev_is_active (w))) |
2079 | return; |
2327 | return; |
2080 | |
2328 | |
|
|
2329 | EV_FREQUENT_CHECK; |
|
|
2330 | |
2081 | ev_start (EV_A_ (W)w, 1); |
2331 | ev_start (EV_A_ (W)w, 1); |
2082 | wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2332 | wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
|
|
2333 | |
|
|
2334 | EV_FREQUENT_CHECK; |
2083 | } |
2335 | } |
2084 | |
2336 | |
2085 | void |
2337 | void |
2086 | ev_child_stop (EV_P_ ev_child *w) |
2338 | ev_child_stop (EV_P_ ev_child *w) |
2087 | { |
2339 | { |
2088 | clear_pending (EV_A_ (W)w); |
2340 | clear_pending (EV_A_ (W)w); |
2089 | if (expect_false (!ev_is_active (w))) |
2341 | if (expect_false (!ev_is_active (w))) |
2090 | return; |
2342 | return; |
2091 | |
2343 | |
|
|
2344 | EV_FREQUENT_CHECK; |
|
|
2345 | |
2092 | wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2346 | wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2093 | ev_stop (EV_A_ (W)w); |
2347 | ev_stop (EV_A_ (W)w); |
|
|
2348 | |
|
|
2349 | EV_FREQUENT_CHECK; |
2094 | } |
2350 | } |
2095 | |
2351 | |
2096 | #if EV_STAT_ENABLE |
2352 | #if EV_STAT_ENABLE |
2097 | |
2353 | |
2098 | # ifdef _WIN32 |
2354 | # ifdef _WIN32 |
… | |
… | |
2116 | if (w->wd < 0) |
2372 | if (w->wd < 0) |
2117 | { |
2373 | { |
2118 | ev_timer_start (EV_A_ &w->timer); /* this is not race-free, so we still need to recheck periodically */ |
2374 | ev_timer_start (EV_A_ &w->timer); /* this is not race-free, so we still need to recheck periodically */ |
2119 | |
2375 | |
2120 | /* monitor some parent directory for speedup hints */ |
2376 | /* monitor some parent directory for speedup hints */ |
|
|
2377 | /* note that exceeding the hardcoded limit is not a correctness issue, */ |
|
|
2378 | /* but an efficiency issue only */ |
2121 | if ((errno == ENOENT || errno == EACCES) && strlen (w->path) < 4096) |
2379 | if ((errno == ENOENT || errno == EACCES) && strlen (w->path) < 4096) |
2122 | { |
2380 | { |
2123 | char path [4096]; |
2381 | char path [4096]; |
2124 | strcpy (path, w->path); |
2382 | strcpy (path, w->path); |
2125 | |
2383 | |
… | |
… | |
2324 | else |
2582 | else |
2325 | #endif |
2583 | #endif |
2326 | ev_timer_start (EV_A_ &w->timer); |
2584 | ev_timer_start (EV_A_ &w->timer); |
2327 | |
2585 | |
2328 | ev_start (EV_A_ (W)w, 1); |
2586 | ev_start (EV_A_ (W)w, 1); |
|
|
2587 | |
|
|
2588 | EV_FREQUENT_CHECK; |
2329 | } |
2589 | } |
2330 | |
2590 | |
2331 | void |
2591 | void |
2332 | ev_stat_stop (EV_P_ ev_stat *w) |
2592 | ev_stat_stop (EV_P_ ev_stat *w) |
2333 | { |
2593 | { |
2334 | clear_pending (EV_A_ (W)w); |
2594 | clear_pending (EV_A_ (W)w); |
2335 | if (expect_false (!ev_is_active (w))) |
2595 | if (expect_false (!ev_is_active (w))) |
2336 | return; |
2596 | return; |
2337 | |
2597 | |
|
|
2598 | EV_FREQUENT_CHECK; |
|
|
2599 | |
2338 | #if EV_USE_INOTIFY |
2600 | #if EV_USE_INOTIFY |
2339 | infy_del (EV_A_ w); |
2601 | infy_del (EV_A_ w); |
2340 | #endif |
2602 | #endif |
2341 | ev_timer_stop (EV_A_ &w->timer); |
2603 | ev_timer_stop (EV_A_ &w->timer); |
2342 | |
2604 | |
2343 | ev_stop (EV_A_ (W)w); |
2605 | ev_stop (EV_A_ (W)w); |
|
|
2606 | |
|
|
2607 | EV_FREQUENT_CHECK; |
2344 | } |
2608 | } |
2345 | #endif |
2609 | #endif |
2346 | |
2610 | |
2347 | #if EV_IDLE_ENABLE |
2611 | #if EV_IDLE_ENABLE |
2348 | void |
2612 | void |
… | |
… | |
2350 | { |
2614 | { |
2351 | if (expect_false (ev_is_active (w))) |
2615 | if (expect_false (ev_is_active (w))) |
2352 | return; |
2616 | return; |
2353 | |
2617 | |
2354 | pri_adjust (EV_A_ (W)w); |
2618 | pri_adjust (EV_A_ (W)w); |
|
|
2619 | |
|
|
2620 | EV_FREQUENT_CHECK; |
2355 | |
2621 | |
2356 | { |
2622 | { |
2357 | int active = ++idlecnt [ABSPRI (w)]; |
2623 | int active = ++idlecnt [ABSPRI (w)]; |
2358 | |
2624 | |
2359 | ++idleall; |
2625 | ++idleall; |
2360 | ev_start (EV_A_ (W)w, active); |
2626 | ev_start (EV_A_ (W)w, active); |
2361 | |
2627 | |
2362 | array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2); |
2628 | array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2); |
2363 | idles [ABSPRI (w)][active - 1] = w; |
2629 | idles [ABSPRI (w)][active - 1] = w; |
2364 | } |
2630 | } |
|
|
2631 | |
|
|
2632 | EV_FREQUENT_CHECK; |
2365 | } |
2633 | } |
2366 | |
2634 | |
2367 | void |
2635 | void |
2368 | ev_idle_stop (EV_P_ ev_idle *w) |
2636 | ev_idle_stop (EV_P_ ev_idle *w) |
2369 | { |
2637 | { |
2370 | clear_pending (EV_A_ (W)w); |
2638 | clear_pending (EV_A_ (W)w); |
2371 | if (expect_false (!ev_is_active (w))) |
2639 | if (expect_false (!ev_is_active (w))) |
2372 | return; |
2640 | return; |
2373 | |
2641 | |
|
|
2642 | EV_FREQUENT_CHECK; |
|
|
2643 | |
2374 | { |
2644 | { |
2375 | int active = ev_active (w); |
2645 | int active = ev_active (w); |
2376 | |
2646 | |
2377 | idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; |
2647 | idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; |
2378 | ev_active (idles [ABSPRI (w)][active - 1]) = active; |
2648 | ev_active (idles [ABSPRI (w)][active - 1]) = active; |
2379 | |
2649 | |
2380 | ev_stop (EV_A_ (W)w); |
2650 | ev_stop (EV_A_ (W)w); |
2381 | --idleall; |
2651 | --idleall; |
2382 | } |
2652 | } |
|
|
2653 | |
|
|
2654 | EV_FREQUENT_CHECK; |
2383 | } |
2655 | } |
2384 | #endif |
2656 | #endif |
2385 | |
2657 | |
2386 | void |
2658 | void |
2387 | ev_prepare_start (EV_P_ ev_prepare *w) |
2659 | ev_prepare_start (EV_P_ ev_prepare *w) |
2388 | { |
2660 | { |
2389 | if (expect_false (ev_is_active (w))) |
2661 | if (expect_false (ev_is_active (w))) |
2390 | return; |
2662 | return; |
|
|
2663 | |
|
|
2664 | EV_FREQUENT_CHECK; |
2391 | |
2665 | |
2392 | ev_start (EV_A_ (W)w, ++preparecnt); |
2666 | ev_start (EV_A_ (W)w, ++preparecnt); |
2393 | array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
2667 | array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
2394 | prepares [preparecnt - 1] = w; |
2668 | prepares [preparecnt - 1] = w; |
|
|
2669 | |
|
|
2670 | EV_FREQUENT_CHECK; |
2395 | } |
2671 | } |
2396 | |
2672 | |
2397 | void |
2673 | void |
2398 | ev_prepare_stop (EV_P_ ev_prepare *w) |
2674 | ev_prepare_stop (EV_P_ ev_prepare *w) |
2399 | { |
2675 | { |
2400 | clear_pending (EV_A_ (W)w); |
2676 | clear_pending (EV_A_ (W)w); |
2401 | if (expect_false (!ev_is_active (w))) |
2677 | if (expect_false (!ev_is_active (w))) |
2402 | return; |
2678 | return; |
2403 | |
2679 | |
|
|
2680 | EV_FREQUENT_CHECK; |
|
|
2681 | |
2404 | { |
2682 | { |
2405 | int active = ev_active (w); |
2683 | int active = ev_active (w); |
2406 | |
2684 | |
2407 | prepares [active - 1] = prepares [--preparecnt]; |
2685 | prepares [active - 1] = prepares [--preparecnt]; |
2408 | ev_active (prepares [active - 1]) = active; |
2686 | ev_active (prepares [active - 1]) = active; |
2409 | } |
2687 | } |
2410 | |
2688 | |
2411 | ev_stop (EV_A_ (W)w); |
2689 | ev_stop (EV_A_ (W)w); |
|
|
2690 | |
|
|
2691 | EV_FREQUENT_CHECK; |
2412 | } |
2692 | } |
2413 | |
2693 | |
2414 | void |
2694 | void |
2415 | ev_check_start (EV_P_ ev_check *w) |
2695 | ev_check_start (EV_P_ ev_check *w) |
2416 | { |
2696 | { |
2417 | if (expect_false (ev_is_active (w))) |
2697 | if (expect_false (ev_is_active (w))) |
2418 | return; |
2698 | return; |
|
|
2699 | |
|
|
2700 | EV_FREQUENT_CHECK; |
2419 | |
2701 | |
2420 | ev_start (EV_A_ (W)w, ++checkcnt); |
2702 | ev_start (EV_A_ (W)w, ++checkcnt); |
2421 | array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2); |
2703 | array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2); |
2422 | checks [checkcnt - 1] = w; |
2704 | checks [checkcnt - 1] = w; |
|
|
2705 | |
|
|
2706 | EV_FREQUENT_CHECK; |
2423 | } |
2707 | } |
2424 | |
2708 | |
2425 | void |
2709 | void |
2426 | ev_check_stop (EV_P_ ev_check *w) |
2710 | ev_check_stop (EV_P_ ev_check *w) |
2427 | { |
2711 | { |
2428 | clear_pending (EV_A_ (W)w); |
2712 | clear_pending (EV_A_ (W)w); |
2429 | if (expect_false (!ev_is_active (w))) |
2713 | if (expect_false (!ev_is_active (w))) |
2430 | return; |
2714 | return; |
2431 | |
2715 | |
|
|
2716 | EV_FREQUENT_CHECK; |
|
|
2717 | |
2432 | { |
2718 | { |
2433 | int active = ev_active (w); |
2719 | int active = ev_active (w); |
2434 | |
2720 | |
2435 | checks [active - 1] = checks [--checkcnt]; |
2721 | checks [active - 1] = checks [--checkcnt]; |
2436 | ev_active (checks [active - 1]) = active; |
2722 | ev_active (checks [active - 1]) = active; |
2437 | } |
2723 | } |
2438 | |
2724 | |
2439 | ev_stop (EV_A_ (W)w); |
2725 | ev_stop (EV_A_ (W)w); |
|
|
2726 | |
|
|
2727 | EV_FREQUENT_CHECK; |
2440 | } |
2728 | } |
2441 | |
2729 | |
2442 | #if EV_EMBED_ENABLE |
2730 | #if EV_EMBED_ENABLE |
2443 | void noinline |
2731 | void noinline |
2444 | ev_embed_sweep (EV_P_ ev_embed *w) |
2732 | ev_embed_sweep (EV_P_ ev_embed *w) |
… | |
… | |
2491 | struct ev_loop *loop = w->other; |
2779 | struct ev_loop *loop = w->other; |
2492 | assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
2780 | assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
2493 | ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ); |
2781 | ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ); |
2494 | } |
2782 | } |
2495 | |
2783 | |
|
|
2784 | EV_FREQUENT_CHECK; |
|
|
2785 | |
2496 | ev_set_priority (&w->io, ev_priority (w)); |
2786 | ev_set_priority (&w->io, ev_priority (w)); |
2497 | ev_io_start (EV_A_ &w->io); |
2787 | ev_io_start (EV_A_ &w->io); |
2498 | |
2788 | |
2499 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
2789 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
2500 | ev_set_priority (&w->prepare, EV_MINPRI); |
2790 | ev_set_priority (&w->prepare, EV_MINPRI); |
2501 | ev_prepare_start (EV_A_ &w->prepare); |
2791 | ev_prepare_start (EV_A_ &w->prepare); |
2502 | |
2792 | |
2503 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
2793 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
2504 | |
2794 | |
2505 | ev_start (EV_A_ (W)w, 1); |
2795 | ev_start (EV_A_ (W)w, 1); |
|
|
2796 | |
|
|
2797 | EV_FREQUENT_CHECK; |
2506 | } |
2798 | } |
2507 | |
2799 | |
2508 | void |
2800 | void |
2509 | ev_embed_stop (EV_P_ ev_embed *w) |
2801 | ev_embed_stop (EV_P_ ev_embed *w) |
2510 | { |
2802 | { |
2511 | clear_pending (EV_A_ (W)w); |
2803 | clear_pending (EV_A_ (W)w); |
2512 | if (expect_false (!ev_is_active (w))) |
2804 | if (expect_false (!ev_is_active (w))) |
2513 | return; |
2805 | return; |
2514 | |
2806 | |
|
|
2807 | EV_FREQUENT_CHECK; |
|
|
2808 | |
2515 | ev_io_stop (EV_A_ &w->io); |
2809 | ev_io_stop (EV_A_ &w->io); |
2516 | ev_prepare_stop (EV_A_ &w->prepare); |
2810 | ev_prepare_stop (EV_A_ &w->prepare); |
2517 | |
2811 | |
2518 | ev_stop (EV_A_ (W)w); |
2812 | ev_stop (EV_A_ (W)w); |
|
|
2813 | |
|
|
2814 | EV_FREQUENT_CHECK; |
2519 | } |
2815 | } |
2520 | #endif |
2816 | #endif |
2521 | |
2817 | |
2522 | #if EV_FORK_ENABLE |
2818 | #if EV_FORK_ENABLE |
2523 | void |
2819 | void |
2524 | ev_fork_start (EV_P_ ev_fork *w) |
2820 | ev_fork_start (EV_P_ ev_fork *w) |
2525 | { |
2821 | { |
2526 | if (expect_false (ev_is_active (w))) |
2822 | if (expect_false (ev_is_active (w))) |
2527 | return; |
2823 | return; |
|
|
2824 | |
|
|
2825 | EV_FREQUENT_CHECK; |
2528 | |
2826 | |
2529 | ev_start (EV_A_ (W)w, ++forkcnt); |
2827 | ev_start (EV_A_ (W)w, ++forkcnt); |
2530 | array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2); |
2828 | array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2); |
2531 | forks [forkcnt - 1] = w; |
2829 | forks [forkcnt - 1] = w; |
|
|
2830 | |
|
|
2831 | EV_FREQUENT_CHECK; |
2532 | } |
2832 | } |
2533 | |
2833 | |
2534 | void |
2834 | void |
2535 | ev_fork_stop (EV_P_ ev_fork *w) |
2835 | ev_fork_stop (EV_P_ ev_fork *w) |
2536 | { |
2836 | { |
2537 | clear_pending (EV_A_ (W)w); |
2837 | clear_pending (EV_A_ (W)w); |
2538 | if (expect_false (!ev_is_active (w))) |
2838 | if (expect_false (!ev_is_active (w))) |
2539 | return; |
2839 | return; |
2540 | |
2840 | |
|
|
2841 | EV_FREQUENT_CHECK; |
|
|
2842 | |
2541 | { |
2843 | { |
2542 | int active = ev_active (w); |
2844 | int active = ev_active (w); |
2543 | |
2845 | |
2544 | forks [active - 1] = forks [--forkcnt]; |
2846 | forks [active - 1] = forks [--forkcnt]; |
2545 | ev_active (forks [active - 1]) = active; |
2847 | ev_active (forks [active - 1]) = active; |
2546 | } |
2848 | } |
2547 | |
2849 | |
2548 | ev_stop (EV_A_ (W)w); |
2850 | ev_stop (EV_A_ (W)w); |
|
|
2851 | |
|
|
2852 | EV_FREQUENT_CHECK; |
2549 | } |
2853 | } |
2550 | #endif |
2854 | #endif |
2551 | |
2855 | |
2552 | #if EV_ASYNC_ENABLE |
2856 | #if EV_ASYNC_ENABLE |
2553 | void |
2857 | void |
… | |
… | |
2555 | { |
2859 | { |
2556 | if (expect_false (ev_is_active (w))) |
2860 | if (expect_false (ev_is_active (w))) |
2557 | return; |
2861 | return; |
2558 | |
2862 | |
2559 | evpipe_init (EV_A); |
2863 | evpipe_init (EV_A); |
|
|
2864 | |
|
|
2865 | EV_FREQUENT_CHECK; |
2560 | |
2866 | |
2561 | ev_start (EV_A_ (W)w, ++asynccnt); |
2867 | ev_start (EV_A_ (W)w, ++asynccnt); |
2562 | array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2); |
2868 | array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2); |
2563 | asyncs [asynccnt - 1] = w; |
2869 | asyncs [asynccnt - 1] = w; |
|
|
2870 | |
|
|
2871 | EV_FREQUENT_CHECK; |
2564 | } |
2872 | } |
2565 | |
2873 | |
2566 | void |
2874 | void |
2567 | ev_async_stop (EV_P_ ev_async *w) |
2875 | ev_async_stop (EV_P_ ev_async *w) |
2568 | { |
2876 | { |
2569 | clear_pending (EV_A_ (W)w); |
2877 | clear_pending (EV_A_ (W)w); |
2570 | if (expect_false (!ev_is_active (w))) |
2878 | if (expect_false (!ev_is_active (w))) |
2571 | return; |
2879 | return; |
2572 | |
2880 | |
|
|
2881 | EV_FREQUENT_CHECK; |
|
|
2882 | |
2573 | { |
2883 | { |
2574 | int active = ev_active (w); |
2884 | int active = ev_active (w); |
2575 | |
2885 | |
2576 | asyncs [active - 1] = asyncs [--asynccnt]; |
2886 | asyncs [active - 1] = asyncs [--asynccnt]; |
2577 | ev_active (asyncs [active - 1]) = active; |
2887 | ev_active (asyncs [active - 1]) = active; |
2578 | } |
2888 | } |
2579 | |
2889 | |
2580 | ev_stop (EV_A_ (W)w); |
2890 | ev_stop (EV_A_ (W)w); |
|
|
2891 | |
|
|
2892 | EV_FREQUENT_CHECK; |
2581 | } |
2893 | } |
2582 | |
2894 | |
2583 | void |
2895 | void |
2584 | ev_async_send (EV_P_ ev_async *w) |
2896 | ev_async_send (EV_P_ ev_async *w) |
2585 | { |
2897 | { |