… | |
… | |
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 |
… | |
… | |
432 | #endif |
456 | #endif |
433 | |
457 | |
434 | /* Heap Entry */ |
458 | /* Heap Entry */ |
435 | #if EV_HEAP_CACHE_AT |
459 | #if EV_HEAP_CACHE_AT |
436 | typedef struct { |
460 | typedef struct { |
|
|
461 | ev_tstamp at; |
437 | WT w; |
462 | WT w; |
438 | ev_tstamp at; |
|
|
439 | } ANHE; |
463 | } ANHE; |
440 | |
464 | |
441 | #define ANHE_w(he) (he) /* access watcher, read-write */ |
465 | #define ANHE_w(he) (he).w /* access watcher, read-write */ |
442 | #define ANHE_at(he) (he)->at /* acces cahced at, read-only */ |
466 | #define ANHE_at(he) (he).at /* access cached at, read-only */ |
443 | #define ANHE_at_set(he) (he)->at = (he)->w->at /* update at from watcher */ |
467 | #define ANHE_at_cache(he) (he).at = (he).w->at /* update at from watcher */ |
444 | #else |
468 | #else |
445 | typedef WT ANHE; |
469 | typedef WT ANHE; |
446 | |
470 | |
447 | #define ANHE_w(he) (he) |
471 | #define ANHE_w(he) (he) |
448 | #define ANHE_at(he) (he)->at |
472 | #define ANHE_at(he) (he)->at |
449 | #define ANHE_at_set(he) |
473 | #define ANHE_at_cache(he) |
450 | #endif |
474 | #endif |
451 | |
475 | |
452 | #if EV_MULTIPLICITY |
476 | #if EV_MULTIPLICITY |
453 | |
477 | |
454 | struct ev_loop |
478 | struct ev_loop |
… | |
… | |
790 | * at the moment we allow libev the luxury of two heaps, |
814 | * at the moment we allow libev the luxury of two heaps, |
791 | * a small-code-size 2-heap one and a ~1.5kb larger 4-heap |
815 | * a small-code-size 2-heap one and a ~1.5kb larger 4-heap |
792 | * which is more cache-efficient. |
816 | * which is more cache-efficient. |
793 | * the difference is about 5% with 50000+ watchers. |
817 | * the difference is about 5% with 50000+ watchers. |
794 | */ |
818 | */ |
795 | #define EV_USE_4HEAP !EV_MINIMAL |
|
|
796 | #if EV_USE_4HEAP |
819 | #if EV_USE_4HEAP |
797 | |
820 | |
798 | #define DHEAP 4 |
821 | #define DHEAP 4 |
799 | #define HEAP0 (DHEAP - 1) /* index of first element in heap */ |
822 | #define HEAP0 (DHEAP - 1) /* index of first element in heap */ |
800 | |
823 | #define HPARENT(k) ((((k) - HEAP0 - 1) / DHEAP) + HEAP0) |
801 | /* towards the root */ |
824 | #define UPHEAP_DONE(p,k) ((p) == (k)) |
802 | void inline_speed |
|
|
803 | upheap (ANHE *heap, int k) |
|
|
804 | { |
|
|
805 | ANHE he = heap [k]; |
|
|
806 | |
|
|
807 | for (;;) |
|
|
808 | { |
|
|
809 | int p = ((k - HEAP0 - 1) / DHEAP) + HEAP0; |
|
|
810 | |
|
|
811 | if (p == k || ANHE_at (heap [p]) <= ANHE_at (he)) |
|
|
812 | break; |
|
|
813 | |
|
|
814 | heap [k] = heap [p]; |
|
|
815 | ev_active (ANHE_w (heap [k])) = k; |
|
|
816 | k = p; |
|
|
817 | } |
|
|
818 | |
|
|
819 | ev_active (ANHE_w (he)) = k; |
|
|
820 | heap [k] = he; |
|
|
821 | } |
|
|
822 | |
825 | |
823 | /* away from the root */ |
826 | /* away from the root */ |
824 | void inline_speed |
827 | void inline_speed |
825 | downheap (ANHE *heap, int N, int k) |
828 | downheap (ANHE *heap, int N, int k) |
826 | { |
829 | { |
… | |
… | |
829 | |
832 | |
830 | for (;;) |
833 | for (;;) |
831 | { |
834 | { |
832 | ev_tstamp minat; |
835 | ev_tstamp minat; |
833 | ANHE *minpos; |
836 | ANHE *minpos; |
834 | ANHE *pos = heap + DHEAP * (k - HEAP0) + HEAP0; |
837 | ANHE *pos = heap + DHEAP * (k - HEAP0) + HEAP0 + 1; |
835 | |
838 | |
836 | // find minimum child |
839 | /* find minimum child */ |
837 | if (expect_true (pos + DHEAP - 1 < E)) |
840 | if (expect_true (pos + DHEAP - 1 < E)) |
838 | { |
841 | { |
839 | /* fast path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
842 | /* fast path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
840 | if (ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
843 | if ( ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
841 | if (ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
844 | if ( ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
842 | if (ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
845 | if ( ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
843 | } |
846 | } |
844 | else if (pos < E) |
847 | else if (pos < E) |
845 | { |
848 | { |
846 | /* slow path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
849 | /* slow path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
847 | if (pos + 1 < E && ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
850 | if (pos + 1 < E && ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
… | |
… | |
852 | break; |
855 | break; |
853 | |
856 | |
854 | if (ANHE_at (he) <= minat) |
857 | if (ANHE_at (he) <= minat) |
855 | break; |
858 | break; |
856 | |
859 | |
|
|
860 | heap [k] = *minpos; |
857 | ev_active (ANHE_w (*minpos)) = k; |
861 | ev_active (ANHE_w (*minpos)) = k; |
858 | heap [k] = *minpos; |
|
|
859 | |
862 | |
860 | k = minpos - heap; |
863 | k = minpos - heap; |
861 | } |
864 | } |
862 | |
865 | |
|
|
866 | heap [k] = he; |
863 | ev_active (ANHE_w (he)) = k; |
867 | ev_active (ANHE_w (he)) = k; |
864 | heap [k] = he; |
|
|
865 | } |
868 | } |
866 | |
869 | |
867 | #else // 4HEAP |
870 | #else /* 4HEAP */ |
868 | |
871 | |
869 | #define HEAP0 1 |
872 | #define HEAP0 1 |
870 | |
873 | #define HPARENT(k) ((k) >> 1) |
871 | /* towards the root */ |
874 | #define UPHEAP_DONE(p,k) (!(p)) |
872 | void inline_speed |
|
|
873 | upheap (ANHE *heap, int k) |
|
|
874 | { |
|
|
875 | ANHE he = heap [k]; |
|
|
876 | |
|
|
877 | for (;;) |
|
|
878 | { |
|
|
879 | int p = k >> 1; |
|
|
880 | |
|
|
881 | /* maybe we could use a dummy element at heap [0]? */ |
|
|
882 | if (!p || ANHE_at (heap [p]) <= ANHE_at (he)) |
|
|
883 | break; |
|
|
884 | |
|
|
885 | heap [k] = heap [p]; |
|
|
886 | ev_active (ANHE_w (heap [k])) = k; |
|
|
887 | k = p; |
|
|
888 | } |
|
|
889 | |
|
|
890 | heap [k] = w; |
|
|
891 | ev_active (ANHE_w (heap [k])) = k; |
|
|
892 | } |
|
|
893 | |
875 | |
894 | /* away from the root */ |
876 | /* away from the root */ |
895 | void inline_speed |
877 | void inline_speed |
896 | downheap (ANHE *heap, int N, int k) |
878 | downheap (ANHE *heap, int N, int k) |
897 | { |
879 | { |
… | |
… | |
899 | |
881 | |
900 | for (;;) |
882 | for (;;) |
901 | { |
883 | { |
902 | int c = k << 1; |
884 | int c = k << 1; |
903 | |
885 | |
904 | if (c > N) |
886 | if (c > N + HEAP0 - 1) |
905 | break; |
887 | break; |
906 | |
888 | |
907 | c += c + 1 < N && ANHE_at (heap [c]) > ANHE_at (heap [c + 1]) |
889 | c += c + 1 < N + HEAP0 && ANHE_at (heap [c]) > ANHE_at (heap [c + 1]) |
908 | ? 1 : 0; |
890 | ? 1 : 0; |
909 | |
891 | |
910 | if (w->at <= ANHE_at (heap [c])) |
892 | if (ANHE_at (he) <= ANHE_at (heap [c])) |
911 | break; |
893 | break; |
912 | |
894 | |
913 | heap [k] = heap [c]; |
895 | heap [k] = heap [c]; |
914 | ev_active (ANHE_w (heap [k])) = k; |
896 | ev_active (ANHE_w (heap [k])) = k; |
915 | |
897 | |
… | |
… | |
919 | heap [k] = he; |
901 | heap [k] = he; |
920 | ev_active (ANHE_w (he)) = k; |
902 | ev_active (ANHE_w (he)) = k; |
921 | } |
903 | } |
922 | #endif |
904 | #endif |
923 | |
905 | |
|
|
906 | /* towards the root */ |
|
|
907 | void inline_speed |
|
|
908 | upheap (ANHE *heap, int k) |
|
|
909 | { |
|
|
910 | ANHE he = heap [k]; |
|
|
911 | |
|
|
912 | for (;;) |
|
|
913 | { |
|
|
914 | int p = HPARENT (k); |
|
|
915 | |
|
|
916 | if (UPHEAP_DONE (p, k) || ANHE_at (heap [p]) <= ANHE_at (he)) |
|
|
917 | break; |
|
|
918 | |
|
|
919 | heap [k] = heap [p]; |
|
|
920 | ev_active (ANHE_w (heap [k])) = k; |
|
|
921 | k = p; |
|
|
922 | } |
|
|
923 | |
|
|
924 | heap [k] = he; |
|
|
925 | ev_active (ANHE_w (he)) = k; |
|
|
926 | } |
|
|
927 | |
924 | void inline_size |
928 | void inline_size |
925 | adjustheap (ANHE *heap, int N, int k) |
929 | adjustheap (ANHE *heap, int N, int k) |
926 | { |
930 | { |
|
|
931 | if (k > HEAP0 && ANHE_at (heap [HPARENT (k)]) >= ANHE_at (heap [k])) |
927 | upheap (heap, k); |
932 | upheap (heap, k); |
|
|
933 | else |
928 | downheap (heap, N, k); |
934 | downheap (heap, N, k); |
929 | } |
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 |
930 | |
962 | |
931 | /*****************************************************************************/ |
963 | /*****************************************************************************/ |
932 | |
964 | |
933 | typedef struct |
965 | typedef struct |
934 | { |
966 | { |
… | |
… | |
1451 | |
1483 | |
1452 | postfork = 0; |
1484 | postfork = 0; |
1453 | } |
1485 | } |
1454 | |
1486 | |
1455 | #if EV_MULTIPLICITY |
1487 | #if EV_MULTIPLICITY |
|
|
1488 | |
1456 | struct ev_loop * |
1489 | struct ev_loop * |
1457 | ev_loop_new (unsigned int flags) |
1490 | ev_loop_new (unsigned int flags) |
1458 | { |
1491 | { |
1459 | 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)); |
1460 | |
1493 | |
… | |
… | |
1478 | void |
1511 | void |
1479 | ev_loop_fork (EV_P) |
1512 | ev_loop_fork (EV_P) |
1480 | { |
1513 | { |
1481 | postfork = 1; /* must be in line with ev_default_fork */ |
1514 | postfork = 1; /* must be in line with ev_default_fork */ |
1482 | } |
1515 | } |
|
|
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 | } |
1483 | #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 */ |
1484 | |
1553 | |
1485 | #if EV_MULTIPLICITY |
1554 | #if EV_MULTIPLICITY |
1486 | struct ev_loop * |
1555 | struct ev_loop * |
1487 | ev_default_loop_init (unsigned int flags) |
1556 | ev_default_loop_init (unsigned int flags) |
1488 | #else |
1557 | #else |
… | |
… | |
1564 | { |
1633 | { |
1565 | /*assert (("non-pending watcher on pending list", p->w->pending));*/ |
1634 | /*assert (("non-pending watcher on pending list", p->w->pending));*/ |
1566 | |
1635 | |
1567 | p->w->pending = 0; |
1636 | p->w->pending = 0; |
1568 | EV_CB_INVOKE (p->w, p->events); |
1637 | EV_CB_INVOKE (p->w, p->events); |
|
|
1638 | EV_FREQUENT_CHECK; |
1569 | } |
1639 | } |
1570 | } |
1640 | } |
1571 | } |
1641 | } |
1572 | |
1642 | |
1573 | #if EV_IDLE_ENABLE |
1643 | #if EV_IDLE_ENABLE |
… | |
… | |
1594 | #endif |
1664 | #endif |
1595 | |
1665 | |
1596 | void inline_size |
1666 | void inline_size |
1597 | timers_reify (EV_P) |
1667 | timers_reify (EV_P) |
1598 | { |
1668 | { |
|
|
1669 | EV_FREQUENT_CHECK; |
|
|
1670 | |
1599 | while (timercnt && ANHE_at (timers [HEAP0]) <= mn_now) |
1671 | while (timercnt && ANHE_at (timers [HEAP0]) < mn_now) |
1600 | { |
1672 | { |
1601 | ev_timer *w = (ev_timer *)ANHE_w (timers [HEAP0]); |
1673 | ev_timer *w = (ev_timer *)ANHE_w (timers [HEAP0]); |
1602 | |
1674 | |
1603 | /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ |
1675 | /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ |
1604 | |
1676 | |
1605 | /* first reschedule or stop timer */ |
1677 | /* first reschedule or stop timer */ |
1606 | if (w->repeat) |
1678 | if (w->repeat) |
1607 | { |
1679 | { |
1608 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
|
|
1609 | |
|
|
1610 | ev_at (w) += w->repeat; |
1680 | ev_at (w) += w->repeat; |
1611 | if (ev_at (w) < mn_now) |
1681 | if (ev_at (w) < mn_now) |
1612 | ev_at (w) = mn_now; |
1682 | ev_at (w) = mn_now; |
1613 | |
1683 | |
|
|
1684 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
|
|
1685 | |
|
|
1686 | ANHE_at_cache (timers [HEAP0]); |
1614 | downheap (timers, timercnt, HEAP0); |
1687 | downheap (timers, timercnt, HEAP0); |
1615 | } |
1688 | } |
1616 | else |
1689 | else |
1617 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1690 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1618 | |
1691 | |
|
|
1692 | EV_FREQUENT_CHECK; |
1619 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1693 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1620 | } |
1694 | } |
1621 | } |
1695 | } |
1622 | |
1696 | |
1623 | #if EV_PERIODIC_ENABLE |
1697 | #if EV_PERIODIC_ENABLE |
1624 | void inline_size |
1698 | void inline_size |
1625 | periodics_reify (EV_P) |
1699 | periodics_reify (EV_P) |
1626 | { |
1700 | { |
|
|
1701 | EV_FREQUENT_CHECK; |
|
|
1702 | |
1627 | while (periodiccnt && ANHE_at (periodics [HEAP0]) <= ev_rt_now) |
1703 | while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now) |
1628 | { |
1704 | { |
1629 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]); |
1705 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]); |
1630 | |
1706 | |
1631 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
1707 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
1632 | |
1708 | |
1633 | /* first reschedule or stop timer */ |
1709 | /* first reschedule or stop timer */ |
1634 | if (w->reschedule_cb) |
1710 | if (w->reschedule_cb) |
1635 | { |
1711 | { |
1636 | ev_at (w) = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON); |
1712 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
|
|
1713 | |
1637 | assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) > ev_rt_now)); |
1714 | assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) >= ev_rt_now)); |
|
|
1715 | |
|
|
1716 | ANHE_at_cache (periodics [HEAP0]); |
1638 | downheap (periodics, periodiccnt, 1); |
1717 | downheap (periodics, periodiccnt, HEAP0); |
1639 | } |
1718 | } |
1640 | else if (w->interval) |
1719 | else if (w->interval) |
1641 | { |
1720 | { |
1642 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
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 */ |
1643 | if (ev_at (w) - ev_rt_now <= TIME_EPSILON) ev_at (w) += w->interval; |
1724 | if (ev_at (w) - ev_rt_now < TIME_EPSILON) |
1644 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ev_at (w) > ev_rt_now)); |
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]); |
1645 | downheap (periodics, periodiccnt, HEAP0); |
1736 | downheap (periodics, periodiccnt, HEAP0); |
1646 | } |
1737 | } |
1647 | else |
1738 | else |
1648 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1739 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1649 | |
1740 | |
|
|
1741 | EV_FREQUENT_CHECK; |
1650 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
1742 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
1651 | } |
1743 | } |
1652 | } |
1744 | } |
1653 | |
1745 | |
1654 | static void noinline |
1746 | static void noinline |
… | |
… | |
1663 | |
1755 | |
1664 | if (w->reschedule_cb) |
1756 | if (w->reschedule_cb) |
1665 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
1757 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
1666 | else if (w->interval) |
1758 | else if (w->interval) |
1667 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1759 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1668 | } |
|
|
1669 | |
1760 | |
1670 | /* now rebuild the heap, this for the 2-heap, inefficient for the 4-heap, but correct */ |
1761 | ANHE_at_cache (periodics [i]); |
1671 | for (i = periodiccnt >> 1; --i; ) |
1762 | } |
|
|
1763 | |
1672 | downheap (periodics, periodiccnt, i + HEAP0); |
1764 | reheap (periodics, periodiccnt); |
1673 | } |
1765 | } |
1674 | #endif |
1766 | #endif |
1675 | |
1767 | |
1676 | void inline_speed |
1768 | void inline_speed |
1677 | time_update (EV_P_ ev_tstamp max_block) |
1769 | time_update (EV_P_ ev_tstamp max_block) |
… | |
… | |
1735 | /* 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 */ |
1736 | for (i = 0; i < timercnt; ++i) |
1828 | for (i = 0; i < timercnt; ++i) |
1737 | { |
1829 | { |
1738 | ANHE *he = timers + i + HEAP0; |
1830 | ANHE *he = timers + i + HEAP0; |
1739 | ANHE_w (*he)->at += ev_rt_now - mn_now; |
1831 | ANHE_w (*he)->at += ev_rt_now - mn_now; |
1740 | ANHE_at_set (*he); |
1832 | ANHE_at_cache (*he); |
1741 | } |
1833 | } |
1742 | } |
1834 | } |
1743 | |
1835 | |
1744 | mn_now = ev_rt_now; |
1836 | mn_now = ev_rt_now; |
1745 | } |
1837 | } |
… | |
… | |
1766 | |
1858 | |
1767 | 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 */ |
1768 | |
1860 | |
1769 | do |
1861 | do |
1770 | { |
1862 | { |
|
|
1863 | #if EV_VERIFY >= 2 |
|
|
1864 | ev_loop_verify (EV_A); |
|
|
1865 | #endif |
|
|
1866 | |
1771 | #ifndef _WIN32 |
1867 | #ifndef _WIN32 |
1772 | if (expect_false (curpid)) /* penalise the forking check even more */ |
1868 | if (expect_false (curpid)) /* penalise the forking check even more */ |
1773 | if (expect_false (getpid () != curpid)) |
1869 | if (expect_false (getpid () != curpid)) |
1774 | { |
1870 | { |
1775 | curpid = getpid (); |
1871 | curpid = getpid (); |
… | |
… | |
1970 | if (expect_false (ev_is_active (w))) |
2066 | if (expect_false (ev_is_active (w))) |
1971 | return; |
2067 | return; |
1972 | |
2068 | |
1973 | assert (("ev_io_start called with negative fd", fd >= 0)); |
2069 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1974 | |
2070 | |
|
|
2071 | EV_FREQUENT_CHECK; |
|
|
2072 | |
1975 | ev_start (EV_A_ (W)w, 1); |
2073 | ev_start (EV_A_ (W)w, 1); |
1976 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
2074 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
1977 | wlist_add (&anfds[fd].head, (WL)w); |
2075 | wlist_add (&anfds[fd].head, (WL)w); |
1978 | |
2076 | |
1979 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
2077 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
1980 | w->events &= ~EV_IOFDSET; |
2078 | w->events &= ~EV_IOFDSET; |
|
|
2079 | |
|
|
2080 | EV_FREQUENT_CHECK; |
1981 | } |
2081 | } |
1982 | |
2082 | |
1983 | void noinline |
2083 | void noinline |
1984 | ev_io_stop (EV_P_ ev_io *w) |
2084 | ev_io_stop (EV_P_ ev_io *w) |
1985 | { |
2085 | { |
1986 | clear_pending (EV_A_ (W)w); |
2086 | clear_pending (EV_A_ (W)w); |
1987 | if (expect_false (!ev_is_active (w))) |
2087 | if (expect_false (!ev_is_active (w))) |
1988 | return; |
2088 | return; |
1989 | |
2089 | |
1990 | 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; |
1991 | |
2093 | |
1992 | wlist_del (&anfds[w->fd].head, (WL)w); |
2094 | wlist_del (&anfds[w->fd].head, (WL)w); |
1993 | ev_stop (EV_A_ (W)w); |
2095 | ev_stop (EV_A_ (W)w); |
1994 | |
2096 | |
1995 | fd_change (EV_A_ w->fd, 1); |
2097 | fd_change (EV_A_ w->fd, 1); |
|
|
2098 | |
|
|
2099 | EV_FREQUENT_CHECK; |
1996 | } |
2100 | } |
1997 | |
2101 | |
1998 | void noinline |
2102 | void noinline |
1999 | ev_timer_start (EV_P_ ev_timer *w) |
2103 | ev_timer_start (EV_P_ ev_timer *w) |
2000 | { |
2104 | { |
… | |
… | |
2003 | |
2107 | |
2004 | ev_at (w) += mn_now; |
2108 | ev_at (w) += mn_now; |
2005 | |
2109 | |
2006 | 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.)); |
2007 | |
2111 | |
|
|
2112 | EV_FREQUENT_CHECK; |
|
|
2113 | |
|
|
2114 | ++timercnt; |
2008 | ev_start (EV_A_ (W)w, ++timercnt + HEAP0 - 1); |
2115 | ev_start (EV_A_ (W)w, timercnt + HEAP0 - 1); |
2009 | array_needsize (ANHE, timers, timermax, ev_active (w) + 1, EMPTY2); |
2116 | array_needsize (ANHE, timers, timermax, ev_active (w) + 1, EMPTY2); |
2010 | ANHE_w (timers [ev_active (w)]) = (WT)w; |
2117 | ANHE_w (timers [ev_active (w)]) = (WT)w; |
2011 | ANHE_at_set (timers [ev_active (w)]); |
2118 | ANHE_at_cache (timers [ev_active (w)]); |
2012 | upheap (timers, ev_active (w)); |
2119 | upheap (timers, ev_active (w)); |
2013 | |
2120 | |
|
|
2121 | EV_FREQUENT_CHECK; |
|
|
2122 | |
2014 | /*assert (("internal timer heap corruption", timers [ev_active (w)] == w));*/ |
2123 | /*assert (("internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
2015 | } |
2124 | } |
2016 | |
2125 | |
2017 | void noinline |
2126 | void noinline |
2018 | ev_timer_stop (EV_P_ ev_timer *w) |
2127 | ev_timer_stop (EV_P_ ev_timer *w) |
2019 | { |
2128 | { |
2020 | clear_pending (EV_A_ (W)w); |
2129 | clear_pending (EV_A_ (W)w); |
2021 | if (expect_false (!ev_is_active (w))) |
2130 | if (expect_false (!ev_is_active (w))) |
2022 | return; |
2131 | return; |
2023 | |
2132 | |
|
|
2133 | EV_FREQUENT_CHECK; |
|
|
2134 | |
2024 | { |
2135 | { |
2025 | int active = ev_active (w); |
2136 | int active = ev_active (w); |
2026 | |
2137 | |
2027 | assert (("internal timer heap corruption", ANHE_w (timers [active]) == (WT)w)); |
2138 | assert (("internal timer heap corruption", ANHE_w (timers [active]) == (WT)w)); |
2028 | |
2139 | |
|
|
2140 | --timercnt; |
|
|
2141 | |
2029 | if (expect_true (active < timercnt + HEAP0 - 1)) |
2142 | if (expect_true (active < timercnt + HEAP0)) |
2030 | { |
2143 | { |
2031 | timers [active] = timers [timercnt + HEAP0 - 1]; |
2144 | timers [active] = timers [timercnt + HEAP0]; |
2032 | adjustheap (timers, timercnt, active); |
2145 | adjustheap (timers, timercnt, active); |
2033 | } |
2146 | } |
2034 | |
|
|
2035 | --timercnt; |
|
|
2036 | } |
2147 | } |
|
|
2148 | |
|
|
2149 | EV_FREQUENT_CHECK; |
2037 | |
2150 | |
2038 | ev_at (w) -= mn_now; |
2151 | ev_at (w) -= mn_now; |
2039 | |
2152 | |
2040 | ev_stop (EV_A_ (W)w); |
2153 | ev_stop (EV_A_ (W)w); |
2041 | } |
2154 | } |
2042 | |
2155 | |
2043 | void noinline |
2156 | void noinline |
2044 | ev_timer_again (EV_P_ ev_timer *w) |
2157 | ev_timer_again (EV_P_ ev_timer *w) |
2045 | { |
2158 | { |
|
|
2159 | EV_FREQUENT_CHECK; |
|
|
2160 | |
2046 | if (ev_is_active (w)) |
2161 | if (ev_is_active (w)) |
2047 | { |
2162 | { |
2048 | if (w->repeat) |
2163 | if (w->repeat) |
2049 | { |
2164 | { |
2050 | ev_at (w) = mn_now + w->repeat; |
2165 | ev_at (w) = mn_now + w->repeat; |
2051 | ANHE_at_set (timers [ev_active (w)]); |
2166 | ANHE_at_cache (timers [ev_active (w)]); |
2052 | adjustheap (timers, timercnt, ev_active (w)); |
2167 | adjustheap (timers, timercnt, ev_active (w)); |
2053 | } |
2168 | } |
2054 | else |
2169 | else |
2055 | ev_timer_stop (EV_A_ w); |
2170 | ev_timer_stop (EV_A_ w); |
2056 | } |
2171 | } |
2057 | else if (w->repeat) |
2172 | else if (w->repeat) |
2058 | { |
2173 | { |
2059 | ev_at (w) = w->repeat; |
2174 | ev_at (w) = w->repeat; |
2060 | ev_timer_start (EV_A_ w); |
2175 | ev_timer_start (EV_A_ w); |
2061 | } |
2176 | } |
|
|
2177 | |
|
|
2178 | EV_FREQUENT_CHECK; |
2062 | } |
2179 | } |
2063 | |
2180 | |
2064 | #if EV_PERIODIC_ENABLE |
2181 | #if EV_PERIODIC_ENABLE |
2065 | void noinline |
2182 | void noinline |
2066 | ev_periodic_start (EV_P_ ev_periodic *w) |
2183 | ev_periodic_start (EV_P_ ev_periodic *w) |
… | |
… | |
2077 | 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; |
2078 | } |
2195 | } |
2079 | else |
2196 | else |
2080 | ev_at (w) = w->offset; |
2197 | ev_at (w) = w->offset; |
2081 | |
2198 | |
|
|
2199 | EV_FREQUENT_CHECK; |
|
|
2200 | |
|
|
2201 | ++periodiccnt; |
2082 | ev_start (EV_A_ (W)w, ++periodiccnt + HEAP0 - 1); |
2202 | ev_start (EV_A_ (W)w, periodiccnt + HEAP0 - 1); |
2083 | array_needsize (ANHE, periodics, periodicmax, ev_active (w) + 1, EMPTY2); |
2203 | array_needsize (ANHE, periodics, periodicmax, ev_active (w) + 1, EMPTY2); |
2084 | ANHE_w (periodics [ev_active (w)]) = (WT)w; |
2204 | ANHE_w (periodics [ev_active (w)]) = (WT)w; |
|
|
2205 | ANHE_at_cache (periodics [ev_active (w)]); |
2085 | upheap (periodics, ev_active (w)); |
2206 | upheap (periodics, ev_active (w)); |
|
|
2207 | |
|
|
2208 | EV_FREQUENT_CHECK; |
2086 | |
2209 | |
2087 | /*assert (("internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
2210 | /*assert (("internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
2088 | } |
2211 | } |
2089 | |
2212 | |
2090 | void noinline |
2213 | void noinline |
… | |
… | |
2092 | { |
2215 | { |
2093 | clear_pending (EV_A_ (W)w); |
2216 | clear_pending (EV_A_ (W)w); |
2094 | if (expect_false (!ev_is_active (w))) |
2217 | if (expect_false (!ev_is_active (w))) |
2095 | return; |
2218 | return; |
2096 | |
2219 | |
|
|
2220 | EV_FREQUENT_CHECK; |
|
|
2221 | |
2097 | { |
2222 | { |
2098 | int active = ev_active (w); |
2223 | int active = ev_active (w); |
2099 | |
2224 | |
2100 | assert (("internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w)); |
2225 | assert (("internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w)); |
2101 | |
2226 | |
|
|
2227 | --periodiccnt; |
|
|
2228 | |
2102 | if (expect_true (active < periodiccnt + HEAP0 - 1)) |
2229 | if (expect_true (active < periodiccnt + HEAP0)) |
2103 | { |
2230 | { |
2104 | periodics [active] = periodics [periodiccnt + HEAP0 - 1]; |
2231 | periodics [active] = periodics [periodiccnt + HEAP0]; |
2105 | adjustheap (periodics, periodiccnt, active); |
2232 | adjustheap (periodics, periodiccnt, active); |
2106 | } |
2233 | } |
2107 | |
|
|
2108 | --periodiccnt; |
|
|
2109 | } |
2234 | } |
|
|
2235 | |
|
|
2236 | EV_FREQUENT_CHECK; |
2110 | |
2237 | |
2111 | ev_stop (EV_A_ (W)w); |
2238 | ev_stop (EV_A_ (W)w); |
2112 | } |
2239 | } |
2113 | |
2240 | |
2114 | void noinline |
2241 | void noinline |
… | |
… | |
2134 | return; |
2261 | return; |
2135 | |
2262 | |
2136 | 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)); |
2137 | |
2264 | |
2138 | evpipe_init (EV_A); |
2265 | evpipe_init (EV_A); |
|
|
2266 | |
|
|
2267 | EV_FREQUENT_CHECK; |
2139 | |
2268 | |
2140 | { |
2269 | { |
2141 | #ifndef _WIN32 |
2270 | #ifndef _WIN32 |
2142 | sigset_t full, prev; |
2271 | sigset_t full, prev; |
2143 | sigfillset (&full); |
2272 | sigfillset (&full); |
… | |
… | |
2164 | sigfillset (&sa.sa_mask); |
2293 | sigfillset (&sa.sa_mask); |
2165 | 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 */ |
2166 | sigaction (w->signum, &sa, 0); |
2295 | sigaction (w->signum, &sa, 0); |
2167 | #endif |
2296 | #endif |
2168 | } |
2297 | } |
|
|
2298 | |
|
|
2299 | EV_FREQUENT_CHECK; |
2169 | } |
2300 | } |
2170 | |
2301 | |
2171 | void noinline |
2302 | void noinline |
2172 | ev_signal_stop (EV_P_ ev_signal *w) |
2303 | ev_signal_stop (EV_P_ ev_signal *w) |
2173 | { |
2304 | { |
2174 | clear_pending (EV_A_ (W)w); |
2305 | clear_pending (EV_A_ (W)w); |
2175 | if (expect_false (!ev_is_active (w))) |
2306 | if (expect_false (!ev_is_active (w))) |
2176 | return; |
2307 | return; |
2177 | |
2308 | |
|
|
2309 | EV_FREQUENT_CHECK; |
|
|
2310 | |
2178 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
2311 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
2179 | ev_stop (EV_A_ (W)w); |
2312 | ev_stop (EV_A_ (W)w); |
2180 | |
2313 | |
2181 | if (!signals [w->signum - 1].head) |
2314 | if (!signals [w->signum - 1].head) |
2182 | signal (w->signum, SIG_DFL); |
2315 | signal (w->signum, SIG_DFL); |
|
|
2316 | |
|
|
2317 | EV_FREQUENT_CHECK; |
2183 | } |
2318 | } |
2184 | |
2319 | |
2185 | void |
2320 | void |
2186 | ev_child_start (EV_P_ ev_child *w) |
2321 | ev_child_start (EV_P_ ev_child *w) |
2187 | { |
2322 | { |
… | |
… | |
2189 | 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)); |
2190 | #endif |
2325 | #endif |
2191 | if (expect_false (ev_is_active (w))) |
2326 | if (expect_false (ev_is_active (w))) |
2192 | return; |
2327 | return; |
2193 | |
2328 | |
|
|
2329 | EV_FREQUENT_CHECK; |
|
|
2330 | |
2194 | ev_start (EV_A_ (W)w, 1); |
2331 | ev_start (EV_A_ (W)w, 1); |
2195 | 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; |
2196 | } |
2335 | } |
2197 | |
2336 | |
2198 | void |
2337 | void |
2199 | ev_child_stop (EV_P_ ev_child *w) |
2338 | ev_child_stop (EV_P_ ev_child *w) |
2200 | { |
2339 | { |
2201 | clear_pending (EV_A_ (W)w); |
2340 | clear_pending (EV_A_ (W)w); |
2202 | if (expect_false (!ev_is_active (w))) |
2341 | if (expect_false (!ev_is_active (w))) |
2203 | return; |
2342 | return; |
2204 | |
2343 | |
|
|
2344 | EV_FREQUENT_CHECK; |
|
|
2345 | |
2205 | wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2346 | wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2206 | ev_stop (EV_A_ (W)w); |
2347 | ev_stop (EV_A_ (W)w); |
|
|
2348 | |
|
|
2349 | EV_FREQUENT_CHECK; |
2207 | } |
2350 | } |
2208 | |
2351 | |
2209 | #if EV_STAT_ENABLE |
2352 | #if EV_STAT_ENABLE |
2210 | |
2353 | |
2211 | # ifdef _WIN32 |
2354 | # ifdef _WIN32 |
… | |
… | |
2439 | else |
2582 | else |
2440 | #endif |
2583 | #endif |
2441 | ev_timer_start (EV_A_ &w->timer); |
2584 | ev_timer_start (EV_A_ &w->timer); |
2442 | |
2585 | |
2443 | ev_start (EV_A_ (W)w, 1); |
2586 | ev_start (EV_A_ (W)w, 1); |
|
|
2587 | |
|
|
2588 | EV_FREQUENT_CHECK; |
2444 | } |
2589 | } |
2445 | |
2590 | |
2446 | void |
2591 | void |
2447 | ev_stat_stop (EV_P_ ev_stat *w) |
2592 | ev_stat_stop (EV_P_ ev_stat *w) |
2448 | { |
2593 | { |
2449 | clear_pending (EV_A_ (W)w); |
2594 | clear_pending (EV_A_ (W)w); |
2450 | if (expect_false (!ev_is_active (w))) |
2595 | if (expect_false (!ev_is_active (w))) |
2451 | return; |
2596 | return; |
2452 | |
2597 | |
|
|
2598 | EV_FREQUENT_CHECK; |
|
|
2599 | |
2453 | #if EV_USE_INOTIFY |
2600 | #if EV_USE_INOTIFY |
2454 | infy_del (EV_A_ w); |
2601 | infy_del (EV_A_ w); |
2455 | #endif |
2602 | #endif |
2456 | ev_timer_stop (EV_A_ &w->timer); |
2603 | ev_timer_stop (EV_A_ &w->timer); |
2457 | |
2604 | |
2458 | ev_stop (EV_A_ (W)w); |
2605 | ev_stop (EV_A_ (W)w); |
|
|
2606 | |
|
|
2607 | EV_FREQUENT_CHECK; |
2459 | } |
2608 | } |
2460 | #endif |
2609 | #endif |
2461 | |
2610 | |
2462 | #if EV_IDLE_ENABLE |
2611 | #if EV_IDLE_ENABLE |
2463 | void |
2612 | void |
… | |
… | |
2465 | { |
2614 | { |
2466 | if (expect_false (ev_is_active (w))) |
2615 | if (expect_false (ev_is_active (w))) |
2467 | return; |
2616 | return; |
2468 | |
2617 | |
2469 | pri_adjust (EV_A_ (W)w); |
2618 | pri_adjust (EV_A_ (W)w); |
|
|
2619 | |
|
|
2620 | EV_FREQUENT_CHECK; |
2470 | |
2621 | |
2471 | { |
2622 | { |
2472 | int active = ++idlecnt [ABSPRI (w)]; |
2623 | int active = ++idlecnt [ABSPRI (w)]; |
2473 | |
2624 | |
2474 | ++idleall; |
2625 | ++idleall; |
2475 | ev_start (EV_A_ (W)w, active); |
2626 | ev_start (EV_A_ (W)w, active); |
2476 | |
2627 | |
2477 | 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); |
2478 | idles [ABSPRI (w)][active - 1] = w; |
2629 | idles [ABSPRI (w)][active - 1] = w; |
2479 | } |
2630 | } |
|
|
2631 | |
|
|
2632 | EV_FREQUENT_CHECK; |
2480 | } |
2633 | } |
2481 | |
2634 | |
2482 | void |
2635 | void |
2483 | ev_idle_stop (EV_P_ ev_idle *w) |
2636 | ev_idle_stop (EV_P_ ev_idle *w) |
2484 | { |
2637 | { |
2485 | clear_pending (EV_A_ (W)w); |
2638 | clear_pending (EV_A_ (W)w); |
2486 | if (expect_false (!ev_is_active (w))) |
2639 | if (expect_false (!ev_is_active (w))) |
2487 | return; |
2640 | return; |
2488 | |
2641 | |
|
|
2642 | EV_FREQUENT_CHECK; |
|
|
2643 | |
2489 | { |
2644 | { |
2490 | int active = ev_active (w); |
2645 | int active = ev_active (w); |
2491 | |
2646 | |
2492 | idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; |
2647 | idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; |
2493 | ev_active (idles [ABSPRI (w)][active - 1]) = active; |
2648 | ev_active (idles [ABSPRI (w)][active - 1]) = active; |
2494 | |
2649 | |
2495 | ev_stop (EV_A_ (W)w); |
2650 | ev_stop (EV_A_ (W)w); |
2496 | --idleall; |
2651 | --idleall; |
2497 | } |
2652 | } |
|
|
2653 | |
|
|
2654 | EV_FREQUENT_CHECK; |
2498 | } |
2655 | } |
2499 | #endif |
2656 | #endif |
2500 | |
2657 | |
2501 | void |
2658 | void |
2502 | ev_prepare_start (EV_P_ ev_prepare *w) |
2659 | ev_prepare_start (EV_P_ ev_prepare *w) |
2503 | { |
2660 | { |
2504 | if (expect_false (ev_is_active (w))) |
2661 | if (expect_false (ev_is_active (w))) |
2505 | return; |
2662 | return; |
|
|
2663 | |
|
|
2664 | EV_FREQUENT_CHECK; |
2506 | |
2665 | |
2507 | ev_start (EV_A_ (W)w, ++preparecnt); |
2666 | ev_start (EV_A_ (W)w, ++preparecnt); |
2508 | array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
2667 | array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
2509 | prepares [preparecnt - 1] = w; |
2668 | prepares [preparecnt - 1] = w; |
|
|
2669 | |
|
|
2670 | EV_FREQUENT_CHECK; |
2510 | } |
2671 | } |
2511 | |
2672 | |
2512 | void |
2673 | void |
2513 | ev_prepare_stop (EV_P_ ev_prepare *w) |
2674 | ev_prepare_stop (EV_P_ ev_prepare *w) |
2514 | { |
2675 | { |
2515 | clear_pending (EV_A_ (W)w); |
2676 | clear_pending (EV_A_ (W)w); |
2516 | if (expect_false (!ev_is_active (w))) |
2677 | if (expect_false (!ev_is_active (w))) |
2517 | return; |
2678 | return; |
2518 | |
2679 | |
|
|
2680 | EV_FREQUENT_CHECK; |
|
|
2681 | |
2519 | { |
2682 | { |
2520 | int active = ev_active (w); |
2683 | int active = ev_active (w); |
2521 | |
2684 | |
2522 | prepares [active - 1] = prepares [--preparecnt]; |
2685 | prepares [active - 1] = prepares [--preparecnt]; |
2523 | ev_active (prepares [active - 1]) = active; |
2686 | ev_active (prepares [active - 1]) = active; |
2524 | } |
2687 | } |
2525 | |
2688 | |
2526 | ev_stop (EV_A_ (W)w); |
2689 | ev_stop (EV_A_ (W)w); |
|
|
2690 | |
|
|
2691 | EV_FREQUENT_CHECK; |
2527 | } |
2692 | } |
2528 | |
2693 | |
2529 | void |
2694 | void |
2530 | ev_check_start (EV_P_ ev_check *w) |
2695 | ev_check_start (EV_P_ ev_check *w) |
2531 | { |
2696 | { |
2532 | if (expect_false (ev_is_active (w))) |
2697 | if (expect_false (ev_is_active (w))) |
2533 | return; |
2698 | return; |
|
|
2699 | |
|
|
2700 | EV_FREQUENT_CHECK; |
2534 | |
2701 | |
2535 | ev_start (EV_A_ (W)w, ++checkcnt); |
2702 | ev_start (EV_A_ (W)w, ++checkcnt); |
2536 | array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2); |
2703 | array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2); |
2537 | checks [checkcnt - 1] = w; |
2704 | checks [checkcnt - 1] = w; |
|
|
2705 | |
|
|
2706 | EV_FREQUENT_CHECK; |
2538 | } |
2707 | } |
2539 | |
2708 | |
2540 | void |
2709 | void |
2541 | ev_check_stop (EV_P_ ev_check *w) |
2710 | ev_check_stop (EV_P_ ev_check *w) |
2542 | { |
2711 | { |
2543 | clear_pending (EV_A_ (W)w); |
2712 | clear_pending (EV_A_ (W)w); |
2544 | if (expect_false (!ev_is_active (w))) |
2713 | if (expect_false (!ev_is_active (w))) |
2545 | return; |
2714 | return; |
2546 | |
2715 | |
|
|
2716 | EV_FREQUENT_CHECK; |
|
|
2717 | |
2547 | { |
2718 | { |
2548 | int active = ev_active (w); |
2719 | int active = ev_active (w); |
2549 | |
2720 | |
2550 | checks [active - 1] = checks [--checkcnt]; |
2721 | checks [active - 1] = checks [--checkcnt]; |
2551 | ev_active (checks [active - 1]) = active; |
2722 | ev_active (checks [active - 1]) = active; |
2552 | } |
2723 | } |
2553 | |
2724 | |
2554 | ev_stop (EV_A_ (W)w); |
2725 | ev_stop (EV_A_ (W)w); |
|
|
2726 | |
|
|
2727 | EV_FREQUENT_CHECK; |
2555 | } |
2728 | } |
2556 | |
2729 | |
2557 | #if EV_EMBED_ENABLE |
2730 | #if EV_EMBED_ENABLE |
2558 | void noinline |
2731 | void noinline |
2559 | ev_embed_sweep (EV_P_ ev_embed *w) |
2732 | ev_embed_sweep (EV_P_ ev_embed *w) |
… | |
… | |
2606 | struct ev_loop *loop = w->other; |
2779 | struct ev_loop *loop = w->other; |
2607 | 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 ())); |
2608 | 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); |
2609 | } |
2782 | } |
2610 | |
2783 | |
|
|
2784 | EV_FREQUENT_CHECK; |
|
|
2785 | |
2611 | ev_set_priority (&w->io, ev_priority (w)); |
2786 | ev_set_priority (&w->io, ev_priority (w)); |
2612 | ev_io_start (EV_A_ &w->io); |
2787 | ev_io_start (EV_A_ &w->io); |
2613 | |
2788 | |
2614 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
2789 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
2615 | ev_set_priority (&w->prepare, EV_MINPRI); |
2790 | ev_set_priority (&w->prepare, EV_MINPRI); |
2616 | ev_prepare_start (EV_A_ &w->prepare); |
2791 | ev_prepare_start (EV_A_ &w->prepare); |
2617 | |
2792 | |
2618 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
2793 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
2619 | |
2794 | |
2620 | ev_start (EV_A_ (W)w, 1); |
2795 | ev_start (EV_A_ (W)w, 1); |
|
|
2796 | |
|
|
2797 | EV_FREQUENT_CHECK; |
2621 | } |
2798 | } |
2622 | |
2799 | |
2623 | void |
2800 | void |
2624 | ev_embed_stop (EV_P_ ev_embed *w) |
2801 | ev_embed_stop (EV_P_ ev_embed *w) |
2625 | { |
2802 | { |
2626 | clear_pending (EV_A_ (W)w); |
2803 | clear_pending (EV_A_ (W)w); |
2627 | if (expect_false (!ev_is_active (w))) |
2804 | if (expect_false (!ev_is_active (w))) |
2628 | return; |
2805 | return; |
2629 | |
2806 | |
|
|
2807 | EV_FREQUENT_CHECK; |
|
|
2808 | |
2630 | ev_io_stop (EV_A_ &w->io); |
2809 | ev_io_stop (EV_A_ &w->io); |
2631 | ev_prepare_stop (EV_A_ &w->prepare); |
2810 | ev_prepare_stop (EV_A_ &w->prepare); |
2632 | |
2811 | |
2633 | ev_stop (EV_A_ (W)w); |
2812 | ev_stop (EV_A_ (W)w); |
|
|
2813 | |
|
|
2814 | EV_FREQUENT_CHECK; |
2634 | } |
2815 | } |
2635 | #endif |
2816 | #endif |
2636 | |
2817 | |
2637 | #if EV_FORK_ENABLE |
2818 | #if EV_FORK_ENABLE |
2638 | void |
2819 | void |
2639 | ev_fork_start (EV_P_ ev_fork *w) |
2820 | ev_fork_start (EV_P_ ev_fork *w) |
2640 | { |
2821 | { |
2641 | if (expect_false (ev_is_active (w))) |
2822 | if (expect_false (ev_is_active (w))) |
2642 | return; |
2823 | return; |
|
|
2824 | |
|
|
2825 | EV_FREQUENT_CHECK; |
2643 | |
2826 | |
2644 | ev_start (EV_A_ (W)w, ++forkcnt); |
2827 | ev_start (EV_A_ (W)w, ++forkcnt); |
2645 | array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2); |
2828 | array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2); |
2646 | forks [forkcnt - 1] = w; |
2829 | forks [forkcnt - 1] = w; |
|
|
2830 | |
|
|
2831 | EV_FREQUENT_CHECK; |
2647 | } |
2832 | } |
2648 | |
2833 | |
2649 | void |
2834 | void |
2650 | ev_fork_stop (EV_P_ ev_fork *w) |
2835 | ev_fork_stop (EV_P_ ev_fork *w) |
2651 | { |
2836 | { |
2652 | clear_pending (EV_A_ (W)w); |
2837 | clear_pending (EV_A_ (W)w); |
2653 | if (expect_false (!ev_is_active (w))) |
2838 | if (expect_false (!ev_is_active (w))) |
2654 | return; |
2839 | return; |
2655 | |
2840 | |
|
|
2841 | EV_FREQUENT_CHECK; |
|
|
2842 | |
2656 | { |
2843 | { |
2657 | int active = ev_active (w); |
2844 | int active = ev_active (w); |
2658 | |
2845 | |
2659 | forks [active - 1] = forks [--forkcnt]; |
2846 | forks [active - 1] = forks [--forkcnt]; |
2660 | ev_active (forks [active - 1]) = active; |
2847 | ev_active (forks [active - 1]) = active; |
2661 | } |
2848 | } |
2662 | |
2849 | |
2663 | ev_stop (EV_A_ (W)w); |
2850 | ev_stop (EV_A_ (W)w); |
|
|
2851 | |
|
|
2852 | EV_FREQUENT_CHECK; |
2664 | } |
2853 | } |
2665 | #endif |
2854 | #endif |
2666 | |
2855 | |
2667 | #if EV_ASYNC_ENABLE |
2856 | #if EV_ASYNC_ENABLE |
2668 | void |
2857 | void |
… | |
… | |
2670 | { |
2859 | { |
2671 | if (expect_false (ev_is_active (w))) |
2860 | if (expect_false (ev_is_active (w))) |
2672 | return; |
2861 | return; |
2673 | |
2862 | |
2674 | evpipe_init (EV_A); |
2863 | evpipe_init (EV_A); |
|
|
2864 | |
|
|
2865 | EV_FREQUENT_CHECK; |
2675 | |
2866 | |
2676 | ev_start (EV_A_ (W)w, ++asynccnt); |
2867 | ev_start (EV_A_ (W)w, ++asynccnt); |
2677 | array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2); |
2868 | array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2); |
2678 | asyncs [asynccnt - 1] = w; |
2869 | asyncs [asynccnt - 1] = w; |
|
|
2870 | |
|
|
2871 | EV_FREQUENT_CHECK; |
2679 | } |
2872 | } |
2680 | |
2873 | |
2681 | void |
2874 | void |
2682 | ev_async_stop (EV_P_ ev_async *w) |
2875 | ev_async_stop (EV_P_ ev_async *w) |
2683 | { |
2876 | { |
2684 | clear_pending (EV_A_ (W)w); |
2877 | clear_pending (EV_A_ (W)w); |
2685 | if (expect_false (!ev_is_active (w))) |
2878 | if (expect_false (!ev_is_active (w))) |
2686 | return; |
2879 | return; |
2687 | |
2880 | |
|
|
2881 | EV_FREQUENT_CHECK; |
|
|
2882 | |
2688 | { |
2883 | { |
2689 | int active = ev_active (w); |
2884 | int active = ev_active (w); |
2690 | |
2885 | |
2691 | asyncs [active - 1] = asyncs [--asynccnt]; |
2886 | asyncs [active - 1] = asyncs [--asynccnt]; |
2692 | ev_active (asyncs [active - 1]) = active; |
2887 | ev_active (asyncs [active - 1]) = active; |
2693 | } |
2888 | } |
2694 | |
2889 | |
2695 | ev_stop (EV_A_ (W)w); |
2890 | ev_stop (EV_A_ (W)w); |
|
|
2891 | |
|
|
2892 | EV_FREQUENT_CHECK; |
2696 | } |
2893 | } |
2697 | |
2894 | |
2698 | void |
2895 | void |
2699 | ev_async_send (EV_P_ ev_async *w) |
2896 | ev_async_send (EV_P_ ev_async *w) |
2700 | { |
2897 | { |