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Comparing libev/ev.c (file contents):
Revision 1.247 by root, Wed May 21 21:22:10 2008 UTC vs.
Revision 1.255 by root, Mon Jun 9 14:11:30 2008 UTC

… …
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>
… …
164#endif 164#endif
165 165
166/* this block tries to deduce configuration from header-defined symbols and defaults */ 166/* this block tries to deduce configuration from header-defined symbols and defaults */
167 167
168#ifndef EV_USE_MONOTONIC 168#ifndef EV_USE_MONOTONIC
169# if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0
170# define EV_USE_MONOTONIC 1
171# else
169# define EV_USE_MONOTONIC 0 172# define EV_USE_MONOTONIC 0
173# endif
170#endif 174#endif
171 175
172#ifndef EV_USE_REALTIME 176#ifndef EV_USE_REALTIME
173# define EV_USE_REALTIME 0 177# define EV_USE_REALTIME 0
174#endif 178#endif
175 179
176#ifndef EV_USE_NANOSLEEP 180#ifndef EV_USE_NANOSLEEP
181# if _POSIX_C_SOURCE >= 199309L
182# define EV_USE_NANOSLEEP 1
183# else
177# define EV_USE_NANOSLEEP 0 184# define EV_USE_NANOSLEEP 0
185# endif
178#endif 186#endif
179 187
180#ifndef EV_USE_SELECT 188#ifndef EV_USE_SELECT
181# define EV_USE_SELECT 1 189# define EV_USE_SELECT 1
182#endif 190#endif
… …
233# if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) 241# if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7))
234# define EV_USE_EVENTFD 1 242# define EV_USE_EVENTFD 1
235# else 243# else
236# define EV_USE_EVENTFD 0 244# define EV_USE_EVENTFD 0
237# endif 245# endif
246#endif
247
248#if 0 /* debugging */
249# define EV_VERIFY 3
250# define EV_USE_4HEAP 1
251# define EV_HEAP_CACHE_AT 1
252#endif
253
254#ifndef EV_VERIFY
255# define EV_VERIFY !EV_MINIMAL
238#endif 256#endif
239 257
240#ifndef EV_USE_4HEAP 258#ifndef EV_USE_4HEAP
241# define EV_USE_4HEAP !EV_MINIMAL 259# define EV_USE_4HEAP !EV_MINIMAL
242#endif 260#endif
… …
287} 305}
288# endif 306# endif
289#endif 307#endif
290 308
291/**/ 309/**/
310
311#if EV_VERIFY >= 3
312# define EV_FREQUENT_CHECK ev_loop_verify (EV_A)
313#else
314# define EV_FREQUENT_CHECK do { } while (0)
315#endif
292 316
293/* 317/*
294 * This is used to avoid floating point rounding problems. 318 * This is used to avoid floating point rounding problems.
295 * It is added to ev_rt_now when scheduling periodics 319 * It is added to ev_rt_now when scheduling periodics
296 * to ensure progress, time-wise, even when rounding 320 * to ensure progress, time-wise, even when rounding
… …
444 typedef struct { 468 typedef struct {
445 ev_tstamp at; 469 ev_tstamp at;
446 WT w; 470 WT w;
447 } ANHE; 471 } ANHE;
448 472
449 #define ANHE_w(he) (he).w /* access watcher, read-write */ 473 #define ANHE_w(he) (he).w /* access watcher, read-write */
450 #define ANHE_at(he) (he).at /* access cached at, read-only */ 474 #define ANHE_at(he) (he).at /* access cached at, read-only */
451 #define ANHE_at_set(he) (he).at = (he).w->at /* update at from watcher */ 475 #define ANHE_at_cache(he) (he).at = (he).w->at /* update at from watcher */
452#else 476#else
453 typedef WT ANHE; 477 typedef WT ANHE;
454 478
455 #define ANHE_w(he) (he) 479 #define ANHE_w(he) (he)
456 #define ANHE_at(he) (he)->at 480 #define ANHE_at(he) (he)->at
457 #define ANHE_at_set(he) 481 #define ANHE_at_cache(he)
458#endif 482#endif
459 483
460#if EV_MULTIPLICITY 484#if EV_MULTIPLICITY
461 485
462 struct ev_loop 486 struct ev_loop
… …
683 events |= (unsigned char)w->events; 707 events |= (unsigned char)w->events;
684 708
685#if EV_SELECT_IS_WINSOCKET 709#if EV_SELECT_IS_WINSOCKET
686 if (events) 710 if (events)
687 { 711 {
688 unsigned long argp; 712 unsigned long arg;
689 #ifdef EV_FD_TO_WIN32_HANDLE 713 #ifdef EV_FD_TO_WIN32_HANDLE
690 anfd->handle = EV_FD_TO_WIN32_HANDLE (fd); 714 anfd->handle = EV_FD_TO_WIN32_HANDLE (fd);
691 #else 715 #else
692 anfd->handle = _get_osfhandle (fd); 716 anfd->handle = _get_osfhandle (fd);
693 #endif 717 #endif
694 assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0)); 718 assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &arg) == 0));
695 } 719 }
696#endif 720#endif
697 721
698 { 722 {
699 unsigned char o_events = anfd->events; 723 unsigned char o_events = anfd->events;
… …
752{ 776{
753 int fd; 777 int fd;
754 778
755 for (fd = 0; fd < anfdmax; ++fd) 779 for (fd = 0; fd < anfdmax; ++fd)
756 if (anfds [fd].events) 780 if (anfds [fd].events)
757 if (!fd_valid (fd) == -1 && errno == EBADF) 781 if (!fd_valid (fd) && errno == EBADF)
758 fd_kill (EV_A_ fd); 782 fd_kill (EV_A_ fd);
759} 783}
760 784
761/* called on ENOMEM in select/poll to kill some fds and retry */ 785/* called on ENOMEM in select/poll to kill some fds and retry */
762static void noinline 786static void noinline
… …
803#if EV_USE_4HEAP 827#if EV_USE_4HEAP
804 828
805#define DHEAP 4 829#define DHEAP 4
806#define HEAP0 (DHEAP - 1) /* index of first element in heap */ 830#define HEAP0 (DHEAP - 1) /* index of first element in heap */
807#define HPARENT(k) ((((k) - HEAP0 - 1) / DHEAP) + HEAP0) 831#define HPARENT(k) ((((k) - HEAP0 - 1) / DHEAP) + HEAP0)
808 832#define UPHEAP_DONE(p,k) ((p) == (k))
809/* towards the root */
810void inline_speed
811upheap (ANHE *heap, int k)
812{
813 ANHE he = heap [k];
814
815 for (;;)
816 {
817 int p = HPARENT (k);
818
819 if (p == k || ANHE_at (heap [p]) <= ANHE_at (he))
820 break;
821
822 heap [k] = heap [p];
823 ev_active (ANHE_w (heap [k])) = k;
824 k = p;
825 }
826
827 heap [k] = he;
828 ev_active (ANHE_w (he)) = k;
829}
830 833
831/* away from the root */ 834/* away from the root */
832void inline_speed 835void inline_speed
833downheap (ANHE *heap, int N, int k) 836downheap (ANHE *heap, int N, int k)
834{ 837{
… …
837 840
838 for (;;) 841 for (;;)
839 { 842 {
840 ev_tstamp minat; 843 ev_tstamp minat;
841 ANHE *minpos; 844 ANHE *minpos;
842 ANHE *pos = heap + DHEAP * (k - HEAP0) + HEAP0; 845 ANHE *pos = heap + DHEAP * (k - HEAP0) + HEAP0 + 1;
843 846
844 // find minimum child 847 /* find minimum child */
845 if (expect_true (pos + DHEAP - 1 < E)) 848 if (expect_true (pos + DHEAP - 1 < E))
846 { 849 {
847 /* fast path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); 850 /* fast path */ (minpos = pos + 0), (minat = ANHE_at (*minpos));
848 if ( ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); 851 if ( ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos));
849 if ( ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); 852 if ( ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos));
… …
870 873
871 heap [k] = he; 874 heap [k] = he;
872 ev_active (ANHE_w (he)) = k; 875 ev_active (ANHE_w (he)) = k;
873} 876}
874 877
875#else // 4HEAP 878#else /* 4HEAP */
876 879
877#define HEAP0 1 880#define HEAP0 1
878#define HPARENT(k) ((k) >> 1) 881#define HPARENT(k) ((k) >> 1)
879 882#define UPHEAP_DONE(p,k) (!(p))
880/* towards the root */
881void inline_speed
882upheap (ANHE *heap, int k)
883{
884 ANHE he = heap [k];
885
886 for (;;)
887 {
888 int p = HPARENT (k);
889
890 /* maybe we could use a dummy element at heap [0]? */
891 if (!p || ANHE_at (heap [p]) <= ANHE_at (he))
892 break;
893
894 heap [k] = heap [p];
895 ev_active (ANHE_w (heap [k])) = k;
896 k = p;
897 }
898
899 heap [k] = he;
900 ev_active (ANHE_w (heap [k])) = k;
901}
902 883
903/* away from the root */ 884/* away from the root */
904void inline_speed 885void inline_speed
905downheap (ANHE *heap, int N, int k) 886downheap (ANHE *heap, int N, int k)
906{ 887{
… …
908 889
909 for (;;) 890 for (;;)
910 { 891 {
911 int c = k << 1; 892 int c = k << 1;
912 893
913 if (c > N) 894 if (c > N + HEAP0 - 1)
914 break; 895 break;
915 896
916 c += c + 1 < N && ANHE_at (heap [c]) > ANHE_at (heap [c + 1]) 897 c += c + 1 < N + HEAP0 && ANHE_at (heap [c]) > ANHE_at (heap [c + 1])
917 ? 1 : 0; 898 ? 1 : 0;
918 899
919 if (ANHE_at (he) <= ANHE_at (heap [c])) 900 if (ANHE_at (he) <= ANHE_at (heap [c]))
920 break; 901 break;
921 902
… …
928 heap [k] = he; 909 heap [k] = he;
929 ev_active (ANHE_w (he)) = k; 910 ev_active (ANHE_w (he)) = k;
930} 911}
931#endif 912#endif
932 913
914/* towards the root */
915void inline_speed
916upheap (ANHE *heap, int k)
917{
918 ANHE he = heap [k];
919
920 for (;;)
921 {
922 int p = HPARENT (k);
923
924 if (UPHEAP_DONE (p, k) || ANHE_at (heap [p]) <= ANHE_at (he))
925 break;
926
927 heap [k] = heap [p];
928 ev_active (ANHE_w (heap [k])) = k;
929 k = p;
930 }
931
932 heap [k] = he;
933 ev_active (ANHE_w (he)) = k;
934}
935
933void inline_size 936void inline_size
934adjustheap (ANHE *heap, int N, int k) 937adjustheap (ANHE *heap, int N, int k)
935{ 938{
936 if (k > HEAP0 && ANHE_at (heap [HPARENT (k)]) >= ANHE_at (heap [k])) 939 if (k > HEAP0 && ANHE_at (heap [HPARENT (k)]) >= ANHE_at (heap [k]))
937 upheap (heap, k); 940 upheap (heap, k);
938 else 941 else
939 downheap (heap, N, k); 942 downheap (heap, N, k);
940} 943}
941 944
945/* rebuild the heap: this function is used only once and executed rarely */
946void inline_size
947reheap (ANHE *heap, int N)
948{
949 int i;
950
951 /* we don't use floyds algorithm, upheap is simpler and is more cache-efficient */
952 /* also, this is easy to implement and correct for both 2-heaps and 4-heaps */
953 for (i = 0; i < N; ++i)
954 upheap (heap, i + HEAP0);
955}
956
942/*****************************************************************************/ 957/*****************************************************************************/
943 958
944typedef struct 959typedef struct
945{ 960{
946 WL head; 961 WL head;
… …
968 983
969void inline_speed 984void inline_speed
970fd_intern (int fd) 985fd_intern (int fd)
971{ 986{
972#ifdef _WIN32 987#ifdef _WIN32
973 int arg = 1; 988 unsigned long arg = 1;
974 ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); 989 ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg);
975#else 990#else
976 fcntl (fd, F_SETFD, FD_CLOEXEC); 991 fcntl (fd, F_SETFD, FD_CLOEXEC);
977 fcntl (fd, F_SETFL, O_NONBLOCK); 992 fcntl (fd, F_SETFL, O_NONBLOCK);
978#endif 993#endif
… …
1462 1477
1463 postfork = 0; 1478 postfork = 0;
1464} 1479}
1465 1480
1466#if EV_MULTIPLICITY 1481#if EV_MULTIPLICITY
1482
1467struct ev_loop * 1483struct ev_loop *
1468ev_loop_new (unsigned int flags) 1484ev_loop_new (unsigned int flags)
1469{ 1485{
1470 struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); 1486 struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop));
1471 1487
… …
1489void 1505void
1490ev_loop_fork (EV_P) 1506ev_loop_fork (EV_P)
1491{ 1507{
1492 postfork = 1; /* must be in line with ev_default_fork */ 1508 postfork = 1; /* must be in line with ev_default_fork */
1493} 1509}
1510
1511#if EV_VERIFY
1512void noinline
1513verify_watcher (EV_P_ W w)
1514{
1515 assert (("watcher has invalid priority", ABSPRI (w) >= 0 && ABSPRI (w) < NUMPRI));
1516
1517 if (w->pending)
1518 assert (("pending watcher not on pending queue", pendings [ABSPRI (w)][w->pending - 1].w == w));
1519}
1520
1521static void noinline
1522verify_heap (EV_P_ ANHE *heap, int N)
1523{
1524 int i;
1525
1526 for (i = HEAP0; i < N + HEAP0; ++i)
1527 {
1528 assert (("active index mismatch in heap", ev_active (ANHE_w (heap [i])) == i));
1529 assert (("heap condition violated", i == HEAP0 || ANHE_at (heap [HPARENT (i)]) <= ANHE_at (heap [i])));
1530 assert (("heap at cache mismatch", ANHE_at (heap [i]) == ev_at (ANHE_w (heap [i]))));
1531
1532 verify_watcher (EV_A_ (W)ANHE_w (heap [i]));
1533 }
1534}
1535
1536static void noinline
1537array_verify (EV_P_ W *ws, int cnt)
1538{
1539 while (cnt--)
1540 {
1541 assert (("active index mismatch", ev_active (ws [cnt]) == cnt + 1));
1542 verify_watcher (EV_A_ ws [cnt]);
1543 }
1544}
1545#endif
1546
1547void
1548ev_loop_verify (EV_P)
1549{
1550#if EV_VERIFY
1551 int i;
1552 WL w;
1553
1554 assert (activecnt >= -1);
1555
1556 assert (fdchangemax >= fdchangecnt);
1557 for (i = 0; i < fdchangecnt; ++i)
1558 assert (("negative fd in fdchanges", fdchanges [i] >= 0));
1559
1560 assert (anfdmax >= 0);
1561 for (i = 0; i < anfdmax; ++i)
1562 for (w = anfds [i].head; w; w = w->next)
1563 {
1564 verify_watcher (EV_A_ (W)w);
1565 assert (("inactive fd watcher on anfd list", ev_active (w) == 1));
1566 assert (("fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i));
1567 }
1568
1569 assert (timermax >= timercnt);
1570 verify_heap (EV_A_ timers, timercnt);
1571
1572#if EV_PERIODIC_ENABLE
1573 assert (periodicmax >= periodiccnt);
1574 verify_heap (EV_A_ periodics, periodiccnt);
1575#endif
1576
1577 for (i = NUMPRI; i--; )
1578 {
1579 assert (pendingmax [i] >= pendingcnt [i]);
1580#if EV_IDLE_ENABLE
1581 assert (idleall >= 0);
1582 assert (idlemax [i] >= idlecnt [i]);
1583 array_verify (EV_A_ (W *)idles [i], idlecnt [i]);
1584#endif
1585 }
1586
1587#if EV_FORK_ENABLE
1588 assert (forkmax >= forkcnt);
1589 array_verify (EV_A_ (W *)forks, forkcnt);
1590#endif
1591
1592#if EV_ASYNC_ENABLE
1593 assert (asyncmax >= asynccnt);
1594 array_verify (EV_A_ (W *)asyncs, asynccnt);
1595#endif
1596
1597 assert (preparemax >= preparecnt);
1598 array_verify (EV_A_ (W *)prepares, preparecnt);
1599
1600 assert (checkmax >= checkcnt);
1601 array_verify (EV_A_ (W *)checks, checkcnt);
1602
1603# if 0
1604 for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next)
1605 for (signum = signalmax; signum--; ) if (signals [signum].gotsig)
1494#endif 1606# endif
1607#endif
1608}
1609
1610#endif /* multiplicity */
1495 1611
1496#if EV_MULTIPLICITY 1612#if EV_MULTIPLICITY
1497struct ev_loop * 1613struct ev_loop *
1498ev_default_loop_init (unsigned int flags) 1614ev_default_loop_init (unsigned int flags)
1499#else 1615#else
… …
1575 { 1691 {
1576 /*assert (("non-pending watcher on pending list", p->w->pending));*/ 1692 /*assert (("non-pending watcher on pending list", p->w->pending));*/
1577 1693
1578 p->w->pending = 0; 1694 p->w->pending = 0;
1579 EV_CB_INVOKE (p->w, p->events); 1695 EV_CB_INVOKE (p->w, p->events);
1696 EV_FREQUENT_CHECK;
1580 } 1697 }
1581 } 1698 }
1582} 1699}
1583 1700
1584#if EV_IDLE_ENABLE 1701#if EV_IDLE_ENABLE
… …
1605#endif 1722#endif
1606 1723
1607void inline_size 1724void inline_size
1608timers_reify (EV_P) 1725timers_reify (EV_P)
1609{ 1726{
1727 EV_FREQUENT_CHECK;
1728
1610 while (timercnt && ANHE_at (timers [HEAP0]) < mn_now) 1729 while (timercnt && ANHE_at (timers [HEAP0]) < mn_now)
1611 { 1730 {
1612 ev_timer *w = (ev_timer *)ANHE_w (timers [HEAP0]); 1731 ev_timer *w = (ev_timer *)ANHE_w (timers [HEAP0]);
1613 1732
1614 /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ 1733 /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/
… …
1620 if (ev_at (w) < mn_now) 1739 if (ev_at (w) < mn_now)
1621 ev_at (w) = mn_now; 1740 ev_at (w) = mn_now;
1622 1741
1623 assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); 1742 assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.));
1624 1743
1625 ANHE_at_set (timers [HEAP0]); 1744 ANHE_at_cache (timers [HEAP0]);
1626 downheap (timers, timercnt, HEAP0); 1745 downheap (timers, timercnt, HEAP0);
1627 } 1746 }
1628 else 1747 else
1629 ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ 1748 ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */
1630 1749
1750 EV_FREQUENT_CHECK;
1631 ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); 1751 ev_feed_event (EV_A_ (W)w, EV_TIMEOUT);
1632 } 1752 }
1633} 1753}
1634 1754
1635#if EV_PERIODIC_ENABLE 1755#if EV_PERIODIC_ENABLE
1636void inline_size 1756void inline_size
1637periodics_reify (EV_P) 1757periodics_reify (EV_P)
1638{ 1758{
1759 EV_FREQUENT_CHECK;
1760
1639 while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now) 1761 while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now)
1640 { 1762 {
1641 ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]); 1763 ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]);
1642 1764
1643 /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ 1765 /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/
… …
1647 { 1769 {
1648 ev_at (w) = w->reschedule_cb (w, ev_rt_now); 1770 ev_at (w) = w->reschedule_cb (w, ev_rt_now);
1649 1771
1650 assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) >= ev_rt_now)); 1772 assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) >= ev_rt_now));
1651 1773
1652 ANHE_at_set (periodics [HEAP0]); 1774 ANHE_at_cache (periodics [HEAP0]);
1653 downheap (periodics, periodiccnt, HEAP0); 1775 downheap (periodics, periodiccnt, HEAP0);
1654 } 1776 }
1655 else if (w->interval) 1777 else if (w->interval)
1656 { 1778 {
1657 ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; 1779 ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
… …
1666 /* has effectively asked to get triggered more often than possible */ 1788 /* has effectively asked to get triggered more often than possible */
1667 if (ev_at (w) < ev_rt_now) 1789 if (ev_at (w) < ev_rt_now)
1668 ev_at (w) = ev_rt_now; 1790 ev_at (w) = ev_rt_now;
1669 } 1791 }
1670 1792
1671 ANHE_at_set (periodics [HEAP0]); 1793 ANHE_at_cache (periodics [HEAP0]);
1672 downheap (periodics, periodiccnt, HEAP0); 1794 downheap (periodics, periodiccnt, HEAP0);
1673 } 1795 }
1674 else 1796 else
1675 ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ 1797 ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */
1676 1798
1799 EV_FREQUENT_CHECK;
1677 ev_feed_event (EV_A_ (W)w, EV_PERIODIC); 1800 ev_feed_event (EV_A_ (W)w, EV_PERIODIC);
1678 } 1801 }
1679} 1802}
1680 1803
1681static void noinline 1804static void noinline
… …
1691 if (w->reschedule_cb) 1814 if (w->reschedule_cb)
1692 ev_at (w) = w->reschedule_cb (w, ev_rt_now); 1815 ev_at (w) = w->reschedule_cb (w, ev_rt_now);
1693 else if (w->interval) 1816 else if (w->interval)
1694 ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; 1817 ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
1695 1818
1696 ANHE_at_set (periodics [i]); 1819 ANHE_at_cache (periodics [i]);
1697 } 1820 }
1698 1821
1699 /* we don't use floyds algorithm, uphead is simpler and is more cache-efficient */ 1822 reheap (periodics, periodiccnt);
1700 /* also, this is easy and corretc for both 2-heaps and 4-heaps */
1701 for (i = 0; i < periodiccnt; ++i)
1702 upheap (periodics, i + HEAP0);
1703} 1823}
1704#endif 1824#endif
1705 1825
1706void inline_speed 1826void inline_speed
1707time_update (EV_P_ ev_tstamp max_block) 1827time_update (EV_P_ ev_tstamp max_block)
… …
1765 /* adjust timers. this is easy, as the offset is the same for all of them */ 1885 /* adjust timers. this is easy, as the offset is the same for all of them */
1766 for (i = 0; i < timercnt; ++i) 1886 for (i = 0; i < timercnt; ++i)
1767 { 1887 {
1768 ANHE *he = timers + i + HEAP0; 1888 ANHE *he = timers + i + HEAP0;
1769 ANHE_w (*he)->at += ev_rt_now - mn_now; 1889 ANHE_w (*he)->at += ev_rt_now - mn_now;
1770 ANHE_at_set (*he); 1890 ANHE_at_cache (*he);
1771 } 1891 }
1772 } 1892 }
1773 1893
1774 mn_now = ev_rt_now; 1894 mn_now = ev_rt_now;
1775 } 1895 }
… …
1796 1916
1797 call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */ 1917 call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */
1798 1918
1799 do 1919 do
1800 { 1920 {
1921#if EV_VERIFY >= 2
1922 ev_loop_verify (EV_A);
1923#endif
1924
1801#ifndef _WIN32 1925#ifndef _WIN32
1802 if (expect_false (curpid)) /* penalise the forking check even more */ 1926 if (expect_false (curpid)) /* penalise the forking check even more */
1803 if (expect_false (getpid () != curpid)) 1927 if (expect_false (getpid () != curpid))
1804 { 1928 {
1805 curpid = getpid (); 1929 curpid = getpid ();
… …
2000 if (expect_false (ev_is_active (w))) 2124 if (expect_false (ev_is_active (w)))
2001 return; 2125 return;
2002 2126
2003 assert (("ev_io_start called with negative fd", fd >= 0)); 2127 assert (("ev_io_start called with negative fd", fd >= 0));
2004 2128
2129 EV_FREQUENT_CHECK;
2130
2005 ev_start (EV_A_ (W)w, 1); 2131 ev_start (EV_A_ (W)w, 1);
2006 array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); 2132 array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init);
2007 wlist_add (&anfds[fd].head, (WL)w); 2133 wlist_add (&anfds[fd].head, (WL)w);
2008 2134
2009 fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); 2135 fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1);
2010 w->events &= ~EV_IOFDSET; 2136 w->events &= ~EV_IOFDSET;
2137
2138 EV_FREQUENT_CHECK;
2011} 2139}
2012 2140
2013void noinline 2141void noinline
2014ev_io_stop (EV_P_ ev_io *w) 2142ev_io_stop (EV_P_ ev_io *w)
2015{ 2143{
… …
2017 if (expect_false (!ev_is_active (w))) 2145 if (expect_false (!ev_is_active (w)))
2018 return; 2146 return;
2019 2147
2020 assert (("ev_io_stop called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); 2148 assert (("ev_io_stop called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax));
2021 2149
2150 EV_FREQUENT_CHECK;
2151
2022 wlist_del (&anfds[w->fd].head, (WL)w); 2152 wlist_del (&anfds[w->fd].head, (WL)w);
2023 ev_stop (EV_A_ (W)w); 2153 ev_stop (EV_A_ (W)w);
2024 2154
2025 fd_change (EV_A_ w->fd, 1); 2155 fd_change (EV_A_ w->fd, 1);
2156
2157 EV_FREQUENT_CHECK;
2026} 2158}
2027 2159
2028void noinline 2160void noinline
2029ev_timer_start (EV_P_ ev_timer *w) 2161ev_timer_start (EV_P_ ev_timer *w)
2030{ 2162{
… …
2033 2165
2034 ev_at (w) += mn_now; 2166 ev_at (w) += mn_now;
2035 2167
2036 assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); 2168 assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));
2037 2169
2170 EV_FREQUENT_CHECK;
2171
2172 ++timercnt;
2038 ev_start (EV_A_ (W)w, ++timercnt + HEAP0 - 1); 2173 ev_start (EV_A_ (W)w, timercnt + HEAP0 - 1);
2039 array_needsize (ANHE, timers, timermax, ev_active (w) + 1, EMPTY2); 2174 array_needsize (ANHE, timers, timermax, ev_active (w) + 1, EMPTY2);
2040 ANHE_w (timers [ev_active (w)]) = (WT)w; 2175 ANHE_w (timers [ev_active (w)]) = (WT)w;
2041 ANHE_at_set (timers [ev_active (w)]); 2176 ANHE_at_cache (timers [ev_active (w)]);
2042 upheap (timers, ev_active (w)); 2177 upheap (timers, ev_active (w));
2178
2179 EV_FREQUENT_CHECK;
2043 2180
2044 /*assert (("internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ 2181 /*assert (("internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/
2045} 2182}
2046 2183
2047void noinline 2184void noinline
… …
2049{ 2186{
2050 clear_pending (EV_A_ (W)w); 2187 clear_pending (EV_A_ (W)w);
2051 if (expect_false (!ev_is_active (w))) 2188 if (expect_false (!ev_is_active (w)))
2052 return; 2189 return;
2053 2190
2191 EV_FREQUENT_CHECK;
2192
2054 { 2193 {
2055 int active = ev_active (w); 2194 int active = ev_active (w);
2056 2195
2057 assert (("internal timer heap corruption", ANHE_w (timers [active]) == (WT)w)); 2196 assert (("internal timer heap corruption", ANHE_w (timers [active]) == (WT)w));
2058 2197
2198 --timercnt;
2199
2059 if (expect_true (active < timercnt + HEAP0 - 1)) 2200 if (expect_true (active < timercnt + HEAP0))
2060 { 2201 {
2061 timers [active] = timers [timercnt + HEAP0 - 1]; 2202 timers [active] = timers [timercnt + HEAP0];
2062 adjustheap (timers, timercnt, active); 2203 adjustheap (timers, timercnt, active);
2063 } 2204 }
2064
2065 --timercnt;
2066 } 2205 }
2206
2207 EV_FREQUENT_CHECK;
2067 2208
2068 ev_at (w) -= mn_now; 2209 ev_at (w) -= mn_now;
2069 2210
2070 ev_stop (EV_A_ (W)w); 2211 ev_stop (EV_A_ (W)w);
2071} 2212}
2072 2213
2073void noinline 2214void noinline
2074ev_timer_again (EV_P_ ev_timer *w) 2215ev_timer_again (EV_P_ ev_timer *w)
2075{ 2216{
2217 EV_FREQUENT_CHECK;
2218
2076 if (ev_is_active (w)) 2219 if (ev_is_active (w))
2077 { 2220 {
2078 if (w->repeat) 2221 if (w->repeat)
2079 { 2222 {
2080 ev_at (w) = mn_now + w->repeat; 2223 ev_at (w) = mn_now + w->repeat;
2081 ANHE_at_set (timers [ev_active (w)]); 2224 ANHE_at_cache (timers [ev_active (w)]);
2082 adjustheap (timers, timercnt, ev_active (w)); 2225 adjustheap (timers, timercnt, ev_active (w));
2083 } 2226 }
2084 else 2227 else
2085 ev_timer_stop (EV_A_ w); 2228 ev_timer_stop (EV_A_ w);
2086 } 2229 }
2087 else if (w->repeat) 2230 else if (w->repeat)
2088 { 2231 {
2089 ev_at (w) = w->repeat; 2232 ev_at (w) = w->repeat;
2090 ev_timer_start (EV_A_ w); 2233 ev_timer_start (EV_A_ w);
2091 } 2234 }
2235
2236 EV_FREQUENT_CHECK;
2092} 2237}
2093 2238
2094#if EV_PERIODIC_ENABLE 2239#if EV_PERIODIC_ENABLE
2095void noinline 2240void noinline
2096ev_periodic_start (EV_P_ ev_periodic *w) 2241ev_periodic_start (EV_P_ ev_periodic *w)
… …
2107 ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; 2252 ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
2108 } 2253 }
2109 else 2254 else
2110 ev_at (w) = w->offset; 2255 ev_at (w) = w->offset;
2111 2256
2257 EV_FREQUENT_CHECK;
2258
2259 ++periodiccnt;
2112 ev_start (EV_A_ (W)w, ++periodiccnt + HEAP0 - 1); 2260 ev_start (EV_A_ (W)w, periodiccnt + HEAP0 - 1);
2113 array_needsize (ANHE, periodics, periodicmax, ev_active (w) + 1, EMPTY2); 2261 array_needsize (ANHE, periodics, periodicmax, ev_active (w) + 1, EMPTY2);
2114 ANHE_w (periodics [ev_active (w)]) = (WT)w; 2262 ANHE_w (periodics [ev_active (w)]) = (WT)w;
2115 ANHE_at_set (periodics [ev_active (w)]); 2263 ANHE_at_cache (periodics [ev_active (w)]);
2116 upheap (periodics, ev_active (w)); 2264 upheap (periodics, ev_active (w));
2265
2266 EV_FREQUENT_CHECK;
2117 2267
2118 /*assert (("internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ 2268 /*assert (("internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/
2119} 2269}
2120 2270
2121void noinline 2271void noinline
… …
2123{ 2273{
2124 clear_pending (EV_A_ (W)w); 2274 clear_pending (EV_A_ (W)w);
2125 if (expect_false (!ev_is_active (w))) 2275 if (expect_false (!ev_is_active (w)))
2126 return; 2276 return;
2127 2277
2278 EV_FREQUENT_CHECK;
2279
2128 { 2280 {
2129 int active = ev_active (w); 2281 int active = ev_active (w);
2130 2282
2131 assert (("internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w)); 2283 assert (("internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w));
2132 2284
2285 --periodiccnt;
2286
2133 if (expect_true (active < periodiccnt + HEAP0 - 1)) 2287 if (expect_true (active < periodiccnt + HEAP0))
2134 { 2288 {
2135 periodics [active] = periodics [periodiccnt + HEAP0 - 1]; 2289 periodics [active] = periodics [periodiccnt + HEAP0];
2136 adjustheap (periodics, periodiccnt, active); 2290 adjustheap (periodics, periodiccnt, active);
2137 } 2291 }
2138
2139 --periodiccnt;
2140 } 2292 }
2293
2294 EV_FREQUENT_CHECK;
2141 2295
2142 ev_stop (EV_A_ (W)w); 2296 ev_stop (EV_A_ (W)w);
2143} 2297}
2144 2298
2145void noinline 2299void noinline
… …
2165 return; 2319 return;
2166 2320
2167 assert (("ev_signal_start called with illegal signal number", w->signum > 0)); 2321 assert (("ev_signal_start called with illegal signal number", w->signum > 0));
2168 2322
2169 evpipe_init (EV_A); 2323 evpipe_init (EV_A);
2324
2325 EV_FREQUENT_CHECK;
2170 2326
2171 { 2327 {
2172#ifndef _WIN32 2328#ifndef _WIN32
2173 sigset_t full, prev; 2329 sigset_t full, prev;
2174 sigfillset (&full); 2330 sigfillset (&full);
… …
2195 sigfillset (&sa.sa_mask); 2351 sigfillset (&sa.sa_mask);
2196 sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ 2352 sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */
2197 sigaction (w->signum, &sa, 0); 2353 sigaction (w->signum, &sa, 0);
2198#endif 2354#endif
2199 } 2355 }
2356
2357 EV_FREQUENT_CHECK;
2200} 2358}
2201 2359
2202void noinline 2360void noinline
2203ev_signal_stop (EV_P_ ev_signal *w) 2361ev_signal_stop (EV_P_ ev_signal *w)
2204{ 2362{
2205 clear_pending (EV_A_ (W)w); 2363 clear_pending (EV_A_ (W)w);
2206 if (expect_false (!ev_is_active (w))) 2364 if (expect_false (!ev_is_active (w)))
2207 return; 2365 return;
2208 2366
2367 EV_FREQUENT_CHECK;
2368
2209 wlist_del (&signals [w->signum - 1].head, (WL)w); 2369 wlist_del (&signals [w->signum - 1].head, (WL)w);
2210 ev_stop (EV_A_ (W)w); 2370 ev_stop (EV_A_ (W)w);
2211 2371
2212 if (!signals [w->signum - 1].head) 2372 if (!signals [w->signum - 1].head)
2213 signal (w->signum, SIG_DFL); 2373 signal (w->signum, SIG_DFL);
2374
2375 EV_FREQUENT_CHECK;
2214} 2376}
2215 2377
2216void 2378void
2217ev_child_start (EV_P_ ev_child *w) 2379ev_child_start (EV_P_ ev_child *w)
2218{ 2380{
… …
2220 assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); 2382 assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr));
2221#endif 2383#endif
2222 if (expect_false (ev_is_active (w))) 2384 if (expect_false (ev_is_active (w)))
2223 return; 2385 return;
2224 2386
2387 EV_FREQUENT_CHECK;
2388
2225 ev_start (EV_A_ (W)w, 1); 2389 ev_start (EV_A_ (W)w, 1);
2226 wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); 2390 wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);
2391
2392 EV_FREQUENT_CHECK;
2227} 2393}
2228 2394
2229void 2395void
2230ev_child_stop (EV_P_ ev_child *w) 2396ev_child_stop (EV_P_ ev_child *w)
2231{ 2397{
2232 clear_pending (EV_A_ (W)w); 2398 clear_pending (EV_A_ (W)w);
2233 if (expect_false (!ev_is_active (w))) 2399 if (expect_false (!ev_is_active (w)))
2234 return; 2400 return;
2235 2401
2402 EV_FREQUENT_CHECK;
2403
2236 wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); 2404 wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);
2237 ev_stop (EV_A_ (W)w); 2405 ev_stop (EV_A_ (W)w);
2406
2407 EV_FREQUENT_CHECK;
2238} 2408}
2239 2409
2240#if EV_STAT_ENABLE 2410#if EV_STAT_ENABLE
2241 2411
2242# ifdef _WIN32 2412# ifdef _WIN32
… …
2397 } 2567 }
2398 2568
2399 } 2569 }
2400} 2570}
2401 2571
2572#endif
2573
2574#ifdef _WIN32
2575# define EV_LSTAT(p,b) _stati64 (p, b)
2576#else
2577# define EV_LSTAT(p,b) lstat (p, b)
2402#endif 2578#endif
2403 2579
2404void 2580void
2405ev_stat_stat (EV_P_ ev_stat *w) 2581ev_stat_stat (EV_P_ ev_stat *w)
2406{ 2582{
… …
2470 else 2646 else
2471#endif 2647#endif
2472 ev_timer_start (EV_A_ &w->timer); 2648 ev_timer_start (EV_A_ &w->timer);
2473 2649
2474 ev_start (EV_A_ (W)w, 1); 2650 ev_start (EV_A_ (W)w, 1);
2651
2652 EV_FREQUENT_CHECK;
2475} 2653}
2476 2654
2477void 2655void
2478ev_stat_stop (EV_P_ ev_stat *w) 2656ev_stat_stop (EV_P_ ev_stat *w)
2479{ 2657{
2480 clear_pending (EV_A_ (W)w); 2658 clear_pending (EV_A_ (W)w);
2481 if (expect_false (!ev_is_active (w))) 2659 if (expect_false (!ev_is_active (w)))
2482 return; 2660 return;
2483 2661
2662 EV_FREQUENT_CHECK;
2663
2484#if EV_USE_INOTIFY 2664#if EV_USE_INOTIFY
2485 infy_del (EV_A_ w); 2665 infy_del (EV_A_ w);
2486#endif 2666#endif
2487 ev_timer_stop (EV_A_ &w->timer); 2667 ev_timer_stop (EV_A_ &w->timer);
2488 2668
2489 ev_stop (EV_A_ (W)w); 2669 ev_stop (EV_A_ (W)w);
2670
2671 EV_FREQUENT_CHECK;
2490} 2672}
2491#endif 2673#endif
2492 2674
2493#if EV_IDLE_ENABLE 2675#if EV_IDLE_ENABLE
2494void 2676void
… …
2496{ 2678{
2497 if (expect_false (ev_is_active (w))) 2679 if (expect_false (ev_is_active (w)))
2498 return; 2680 return;
2499 2681
2500 pri_adjust (EV_A_ (W)w); 2682 pri_adjust (EV_A_ (W)w);
2683
2684 EV_FREQUENT_CHECK;
2501 2685
2502 { 2686 {
2503 int active = ++idlecnt [ABSPRI (w)]; 2687 int active = ++idlecnt [ABSPRI (w)];
2504 2688
2505 ++idleall; 2689 ++idleall;
2506 ev_start (EV_A_ (W)w, active); 2690 ev_start (EV_A_ (W)w, active);
2507 2691
2508 array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2); 2692 array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2);
2509 idles [ABSPRI (w)][active - 1] = w; 2693 idles [ABSPRI (w)][active - 1] = w;
2510 } 2694 }
2695
2696 EV_FREQUENT_CHECK;
2511} 2697}
2512 2698
2513void 2699void
2514ev_idle_stop (EV_P_ ev_idle *w) 2700ev_idle_stop (EV_P_ ev_idle *w)
2515{ 2701{
2516 clear_pending (EV_A_ (W)w); 2702 clear_pending (EV_A_ (W)w);
2517 if (expect_false (!ev_is_active (w))) 2703 if (expect_false (!ev_is_active (w)))
2518 return; 2704 return;
2519 2705
2706 EV_FREQUENT_CHECK;
2707
2520 { 2708 {
2521 int active = ev_active (w); 2709 int active = ev_active (w);
2522 2710
2523 idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; 2711 idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]];
2524 ev_active (idles [ABSPRI (w)][active - 1]) = active; 2712 ev_active (idles [ABSPRI (w)][active - 1]) = active;
2525 2713
2526 ev_stop (EV_A_ (W)w); 2714 ev_stop (EV_A_ (W)w);
2527 --idleall; 2715 --idleall;
2528 } 2716 }
2717
2718 EV_FREQUENT_CHECK;
2529} 2719}
2530#endif 2720#endif
2531 2721
2532void 2722void
2533ev_prepare_start (EV_P_ ev_prepare *w) 2723ev_prepare_start (EV_P_ ev_prepare *w)
2534{ 2724{
2535 if (expect_false (ev_is_active (w))) 2725 if (expect_false (ev_is_active (w)))
2536 return; 2726 return;
2727
2728 EV_FREQUENT_CHECK;
2537 2729
2538 ev_start (EV_A_ (W)w, ++preparecnt); 2730 ev_start (EV_A_ (W)w, ++preparecnt);
2539 array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); 2731 array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2);
2540 prepares [preparecnt - 1] = w; 2732 prepares [preparecnt - 1] = w;
2733
2734 EV_FREQUENT_CHECK;
2541} 2735}
2542 2736
2543void 2737void
2544ev_prepare_stop (EV_P_ ev_prepare *w) 2738ev_prepare_stop (EV_P_ ev_prepare *w)
2545{ 2739{
2546 clear_pending (EV_A_ (W)w); 2740 clear_pending (EV_A_ (W)w);
2547 if (expect_false (!ev_is_active (w))) 2741 if (expect_false (!ev_is_active (w)))
2548 return; 2742 return;
2549 2743
2744 EV_FREQUENT_CHECK;
2745
2550 { 2746 {
2551 int active = ev_active (w); 2747 int active = ev_active (w);
2552 2748
2553 prepares [active - 1] = prepares [--preparecnt]; 2749 prepares [active - 1] = prepares [--preparecnt];
2554 ev_active (prepares [active - 1]) = active; 2750 ev_active (prepares [active - 1]) = active;
2555 } 2751 }
2556 2752
2557 ev_stop (EV_A_ (W)w); 2753 ev_stop (EV_A_ (W)w);
2754
2755 EV_FREQUENT_CHECK;
2558} 2756}
2559 2757
2560void 2758void
2561ev_check_start (EV_P_ ev_check *w) 2759ev_check_start (EV_P_ ev_check *w)
2562{ 2760{
2563 if (expect_false (ev_is_active (w))) 2761 if (expect_false (ev_is_active (w)))
2564 return; 2762 return;
2763
2764 EV_FREQUENT_CHECK;
2565 2765
2566 ev_start (EV_A_ (W)w, ++checkcnt); 2766 ev_start (EV_A_ (W)w, ++checkcnt);
2567 array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2); 2767 array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2);
2568 checks [checkcnt - 1] = w; 2768 checks [checkcnt - 1] = w;
2769
2770 EV_FREQUENT_CHECK;
2569} 2771}
2570 2772
2571void 2773void
2572ev_check_stop (EV_P_ ev_check *w) 2774ev_check_stop (EV_P_ ev_check *w)
2573{ 2775{
2574 clear_pending (EV_A_ (W)w); 2776 clear_pending (EV_A_ (W)w);
2575 if (expect_false (!ev_is_active (w))) 2777 if (expect_false (!ev_is_active (w)))
2576 return; 2778 return;
2577 2779
2780 EV_FREQUENT_CHECK;
2781
2578 { 2782 {
2579 int active = ev_active (w); 2783 int active = ev_active (w);
2580 2784
2581 checks [active - 1] = checks [--checkcnt]; 2785 checks [active - 1] = checks [--checkcnt];
2582 ev_active (checks [active - 1]) = active; 2786 ev_active (checks [active - 1]) = active;
2583 } 2787 }
2584 2788
2585 ev_stop (EV_A_ (W)w); 2789 ev_stop (EV_A_ (W)w);
2790
2791 EV_FREQUENT_CHECK;
2586} 2792}
2587 2793
2588#if EV_EMBED_ENABLE 2794#if EV_EMBED_ENABLE
2589void noinline 2795void noinline
2590ev_embed_sweep (EV_P_ ev_embed *w) 2796ev_embed_sweep (EV_P_ ev_embed *w)
… …
2637 struct ev_loop *loop = w->other; 2843 struct ev_loop *loop = w->other;
2638 assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); 2844 assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ()));
2639 ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ); 2845 ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ);
2640 } 2846 }
2641 2847
2848 EV_FREQUENT_CHECK;
2849
2642 ev_set_priority (&w->io, ev_priority (w)); 2850 ev_set_priority (&w->io, ev_priority (w));
2643 ev_io_start (EV_A_ &w->io); 2851 ev_io_start (EV_A_ &w->io);
2644 2852
2645 ev_prepare_init (&w->prepare, embed_prepare_cb); 2853 ev_prepare_init (&w->prepare, embed_prepare_cb);
2646 ev_set_priority (&w->prepare, EV_MINPRI); 2854 ev_set_priority (&w->prepare, EV_MINPRI);
2647 ev_prepare_start (EV_A_ &w->prepare); 2855 ev_prepare_start (EV_A_ &w->prepare);
2648 2856
2649 /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ 2857 /*ev_idle_init (&w->idle, e,bed_idle_cb);*/
2650 2858
2651 ev_start (EV_A_ (W)w, 1); 2859 ev_start (EV_A_ (W)w, 1);
2860
2861 EV_FREQUENT_CHECK;
2652} 2862}
2653 2863
2654void 2864void
2655ev_embed_stop (EV_P_ ev_embed *w) 2865ev_embed_stop (EV_P_ ev_embed *w)
2656{ 2866{
2657 clear_pending (EV_A_ (W)w); 2867 clear_pending (EV_A_ (W)w);
2658 if (expect_false (!ev_is_active (w))) 2868 if (expect_false (!ev_is_active (w)))
2659 return; 2869 return;
2660 2870
2871 EV_FREQUENT_CHECK;
2872
2661 ev_io_stop (EV_A_ &w->io); 2873 ev_io_stop (EV_A_ &w->io);
2662 ev_prepare_stop (EV_A_ &w->prepare); 2874 ev_prepare_stop (EV_A_ &w->prepare);
2663 2875
2664 ev_stop (EV_A_ (W)w); 2876 ev_stop (EV_A_ (W)w);
2877
2878 EV_FREQUENT_CHECK;
2665} 2879}
2666#endif 2880#endif
2667 2881
2668#if EV_FORK_ENABLE 2882#if EV_FORK_ENABLE
2669void 2883void
2670ev_fork_start (EV_P_ ev_fork *w) 2884ev_fork_start (EV_P_ ev_fork *w)
2671{ 2885{
2672 if (expect_false (ev_is_active (w))) 2886 if (expect_false (ev_is_active (w)))
2673 return; 2887 return;
2888
2889 EV_FREQUENT_CHECK;
2674 2890
2675 ev_start (EV_A_ (W)w, ++forkcnt); 2891 ev_start (EV_A_ (W)w, ++forkcnt);
2676 array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2); 2892 array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2);
2677 forks [forkcnt - 1] = w; 2893 forks [forkcnt - 1] = w;
2894
2895 EV_FREQUENT_CHECK;
2678} 2896}
2679 2897
2680void 2898void
2681ev_fork_stop (EV_P_ ev_fork *w) 2899ev_fork_stop (EV_P_ ev_fork *w)
2682{ 2900{
2683 clear_pending (EV_A_ (W)w); 2901 clear_pending (EV_A_ (W)w);
2684 if (expect_false (!ev_is_active (w))) 2902 if (expect_false (!ev_is_active (w)))
2685 return; 2903 return;
2686 2904
2905 EV_FREQUENT_CHECK;
2906
2687 { 2907 {
2688 int active = ev_active (w); 2908 int active = ev_active (w);
2689 2909
2690 forks [active - 1] = forks [--forkcnt]; 2910 forks [active - 1] = forks [--forkcnt];
2691 ev_active (forks [active - 1]) = active; 2911 ev_active (forks [active - 1]) = active;
2692 } 2912 }
2693 2913
2694 ev_stop (EV_A_ (W)w); 2914 ev_stop (EV_A_ (W)w);
2915
2916 EV_FREQUENT_CHECK;
2695} 2917}
2696#endif 2918#endif
2697 2919
2698#if EV_ASYNC_ENABLE 2920#if EV_ASYNC_ENABLE
2699void 2921void
… …
2701{ 2923{
2702 if (expect_false (ev_is_active (w))) 2924 if (expect_false (ev_is_active (w)))
2703 return; 2925 return;
2704 2926
2705 evpipe_init (EV_A); 2927 evpipe_init (EV_A);
2928
2929 EV_FREQUENT_CHECK;
2706 2930
2707 ev_start (EV_A_ (W)w, ++asynccnt); 2931 ev_start (EV_A_ (W)w, ++asynccnt);
2708 array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2); 2932 array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2);
2709 asyncs [asynccnt - 1] = w; 2933 asyncs [asynccnt - 1] = w;
2934
2935 EV_FREQUENT_CHECK;
2710} 2936}
2711 2937
2712void 2938void
2713ev_async_stop (EV_P_ ev_async *w) 2939ev_async_stop (EV_P_ ev_async *w)
2714{ 2940{
2715 clear_pending (EV_A_ (W)w); 2941 clear_pending (EV_A_ (W)w);
2716 if (expect_false (!ev_is_active (w))) 2942 if (expect_false (!ev_is_active (w)))
2717 return; 2943 return;
2718 2944
2945 EV_FREQUENT_CHECK;
2946
2719 { 2947 {
2720 int active = ev_active (w); 2948 int active = ev_active (w);
2721 2949
2722 asyncs [active - 1] = asyncs [--asynccnt]; 2950 asyncs [active - 1] = asyncs [--asynccnt];
2723 ev_active (asyncs [active - 1]) = active; 2951 ev_active (asyncs [active - 1]) = active;
2724 } 2952 }
2725 2953
2726 ev_stop (EV_A_ (W)w); 2954 ev_stop (EV_A_ (W)w);
2955
2956 EV_FREQUENT_CHECK;
2727} 2957}
2728 2958
2729void 2959void
2730ev_async_send (EV_P_ ev_async *w) 2960ev_async_send (EV_P_ ev_async *w)
2731{ 2961{

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