… | |
… | |
41 | # define EV_USE_MONOTONIC 1 |
41 | # define EV_USE_MONOTONIC 1 |
42 | # endif |
42 | # endif |
43 | # ifndef EV_USE_REALTIME |
43 | # ifndef EV_USE_REALTIME |
44 | # define EV_USE_REALTIME 1 |
44 | # define EV_USE_REALTIME 1 |
45 | # endif |
45 | # endif |
|
|
46 | # else |
|
|
47 | # ifndef EV_USE_MONOTONIC |
|
|
48 | # define EV_USE_MONOTONIC 0 |
|
|
49 | # endif |
|
|
50 | # ifndef EV_USE_REALTIME |
|
|
51 | # define EV_USE_REALTIME 0 |
|
|
52 | # endif |
46 | # endif |
53 | # endif |
47 | |
54 | |
48 | # if HAVE_SELECT && HAVE_SYS_SELECT_H && !defined (EV_USE_SELECT) |
55 | # ifndef EV_USE_SELECT |
|
|
56 | # if HAVE_SELECT && HAVE_SYS_SELECT_H |
49 | # define EV_USE_SELECT 1 |
57 | # define EV_USE_SELECT 1 |
|
|
58 | # else |
|
|
59 | # define EV_USE_SELECT 0 |
|
|
60 | # endif |
50 | # endif |
61 | # endif |
51 | |
62 | |
52 | # if HAVE_POLL && HAVE_POLL_H && !defined (EV_USE_POLL) |
63 | # ifndef EV_USE_POLL |
|
|
64 | # if HAVE_POLL && HAVE_POLL_H |
53 | # define EV_USE_POLL 1 |
65 | # define EV_USE_POLL 1 |
|
|
66 | # else |
|
|
67 | # define EV_USE_POLL 0 |
|
|
68 | # endif |
54 | # endif |
69 | # endif |
55 | |
70 | |
56 | # if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H && !defined (EV_USE_EPOLL) |
71 | # ifndef EV_USE_EPOLL |
|
|
72 | # if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H |
57 | # define EV_USE_EPOLL 1 |
73 | # define EV_USE_EPOLL 1 |
|
|
74 | # else |
|
|
75 | # define EV_USE_EPOLL 0 |
|
|
76 | # endif |
58 | # endif |
77 | # endif |
59 | |
78 | |
|
|
79 | # ifndef EV_USE_KQUEUE |
60 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H && !defined (EV_USE_KQUEUE) |
80 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H |
61 | # define EV_USE_KQUEUE 1 |
81 | # define EV_USE_KQUEUE 1 |
|
|
82 | # else |
|
|
83 | # define EV_USE_KQUEUE 0 |
|
|
84 | # endif |
62 | # endif |
85 | # endif |
63 | |
86 | |
64 | # if HAVE_PORT_H && HAVE_PORT_CREATE && !defined (EV_USE_PORT) |
87 | # ifndef EV_USE_PORT |
|
|
88 | # if HAVE_PORT_H && HAVE_PORT_CREATE |
65 | # define EV_USE_PORT 1 |
89 | # define EV_USE_PORT 1 |
|
|
90 | # else |
|
|
91 | # define EV_USE_PORT 0 |
|
|
92 | # endif |
66 | # endif |
93 | # endif |
67 | |
94 | |
68 | #endif |
95 | #endif |
69 | |
96 | |
70 | #include <math.h> |
97 | #include <math.h> |
… | |
… | |
127 | # define EV_USE_PORT 0 |
154 | # define EV_USE_PORT 0 |
128 | #endif |
155 | #endif |
129 | |
156 | |
130 | /**/ |
157 | /**/ |
131 | |
158 | |
132 | /* darwin simply cannot be helped */ |
|
|
133 | #ifdef __APPLE__ |
|
|
134 | # undef EV_USE_POLL |
|
|
135 | # undef EV_USE_KQUEUE |
|
|
136 | #endif |
|
|
137 | |
|
|
138 | #ifndef CLOCK_MONOTONIC |
159 | #ifndef CLOCK_MONOTONIC |
139 | # undef EV_USE_MONOTONIC |
160 | # undef EV_USE_MONOTONIC |
140 | # define EV_USE_MONOTONIC 0 |
161 | # define EV_USE_MONOTONIC 0 |
141 | #endif |
162 | #endif |
142 | |
163 | |
… | |
… | |
162 | # include "ev.h" |
183 | # include "ev.h" |
163 | #endif |
184 | #endif |
164 | |
185 | |
165 | #if __GNUC__ >= 3 |
186 | #if __GNUC__ >= 3 |
166 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
187 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
167 | # define inline inline |
188 | # define inline static inline |
168 | #else |
189 | #else |
169 | # define expect(expr,value) (expr) |
190 | # define expect(expr,value) (expr) |
170 | # define inline static |
191 | # define inline static |
171 | #endif |
192 | #endif |
172 | |
193 | |
… | |
… | |
366 | void |
387 | void |
367 | ev_feed_event (EV_P_ void *w, int revents) |
388 | ev_feed_event (EV_P_ void *w, int revents) |
368 | { |
389 | { |
369 | W w_ = (W)w; |
390 | W w_ = (W)w; |
370 | |
391 | |
371 | if (w_->pending) |
392 | if (expect_false (w_->pending)) |
372 | { |
393 | { |
373 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
394 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
374 | return; |
395 | return; |
375 | } |
396 | } |
376 | |
397 | |
… | |
… | |
410 | fd_event (EV_A_ fd, revents); |
431 | fd_event (EV_A_ fd, revents); |
411 | } |
432 | } |
412 | |
433 | |
413 | /*****************************************************************************/ |
434 | /*****************************************************************************/ |
414 | |
435 | |
415 | static void |
436 | inline void |
416 | fd_reify (EV_P) |
437 | fd_reify (EV_P) |
417 | { |
438 | { |
418 | int i; |
439 | int i; |
419 | |
440 | |
420 | for (i = 0; i < fdchangecnt; ++i) |
441 | for (i = 0; i < fdchangecnt; ++i) |
… | |
… | |
437 | } |
458 | } |
438 | #endif |
459 | #endif |
439 | |
460 | |
440 | anfd->reify = 0; |
461 | anfd->reify = 0; |
441 | |
462 | |
442 | method_modify (EV_A_ fd, anfd->events, events); |
463 | backend_modify (EV_A_ fd, anfd->events, events); |
443 | anfd->events = events; |
464 | anfd->events = events; |
444 | } |
465 | } |
445 | |
466 | |
446 | fdchangecnt = 0; |
467 | fdchangecnt = 0; |
447 | } |
468 | } |
448 | |
469 | |
449 | static void |
470 | static void |
450 | fd_change (EV_P_ int fd) |
471 | fd_change (EV_P_ int fd) |
451 | { |
472 | { |
452 | if (anfds [fd].reify) |
473 | if (expect_false (anfds [fd].reify)) |
453 | return; |
474 | return; |
454 | |
475 | |
455 | anfds [fd].reify = 1; |
476 | anfds [fd].reify = 1; |
456 | |
477 | |
457 | ++fdchangecnt; |
478 | ++fdchangecnt; |
… | |
… | |
469 | ev_io_stop (EV_A_ w); |
490 | ev_io_stop (EV_A_ w); |
470 | ev_feed_event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
491 | ev_feed_event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
471 | } |
492 | } |
472 | } |
493 | } |
473 | |
494 | |
474 | static int |
495 | inline int |
475 | fd_valid (int fd) |
496 | fd_valid (int fd) |
476 | { |
497 | { |
477 | #ifdef _WIN32 |
498 | #ifdef _WIN32 |
478 | return _get_osfhandle (fd) != -1; |
499 | return _get_osfhandle (fd) != -1; |
479 | #else |
500 | #else |
… | |
… | |
505 | fd_kill (EV_A_ fd); |
526 | fd_kill (EV_A_ fd); |
506 | return; |
527 | return; |
507 | } |
528 | } |
508 | } |
529 | } |
509 | |
530 | |
510 | /* usually called after fork if method needs to re-arm all fds from scratch */ |
531 | /* usually called after fork if backend needs to re-arm all fds from scratch */ |
511 | static void |
532 | static void |
512 | fd_rearm_all (EV_P) |
533 | fd_rearm_all (EV_P) |
513 | { |
534 | { |
514 | int fd; |
535 | int fd; |
515 | |
536 | |
… | |
… | |
648 | for (signum = signalmax; signum--; ) |
669 | for (signum = signalmax; signum--; ) |
649 | if (signals [signum].gotsig) |
670 | if (signals [signum].gotsig) |
650 | ev_feed_signal_event (EV_A_ signum + 1); |
671 | ev_feed_signal_event (EV_A_ signum + 1); |
651 | } |
672 | } |
652 | |
673 | |
653 | inline void |
674 | static void |
654 | fd_intern (int fd) |
675 | fd_intern (int fd) |
655 | { |
676 | { |
656 | #ifdef _WIN32 |
677 | #ifdef _WIN32 |
657 | int arg = 1; |
678 | int arg = 1; |
658 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
679 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
… | |
… | |
706 | int pid, status; |
727 | int pid, status; |
707 | |
728 | |
708 | if (0 < (pid = waitpid (-1, &status, WNOHANG | WUNTRACED | WCONTINUED))) |
729 | if (0 < (pid = waitpid (-1, &status, WNOHANG | WUNTRACED | WCONTINUED))) |
709 | { |
730 | { |
710 | /* make sure we are called again until all childs have been reaped */ |
731 | /* make sure we are called again until all childs have been reaped */ |
|
|
732 | /* we need to do it this way so that the callback gets called before we continue */ |
711 | ev_feed_event (EV_A_ (W)sw, EV_SIGNAL); |
733 | ev_feed_event (EV_A_ (W)sw, EV_SIGNAL); |
712 | |
734 | |
713 | child_reap (EV_A_ sw, pid, pid, status); |
735 | child_reap (EV_A_ sw, pid, pid, status); |
714 | child_reap (EV_A_ sw, 0, pid, status); /* this might trigger a watcher twice, but event catches that */ |
736 | child_reap (EV_A_ sw, 0, pid, status); /* this might trigger a watcher twice, but feed_event catches that */ |
715 | } |
737 | } |
716 | } |
738 | } |
717 | |
739 | |
718 | #endif |
740 | #endif |
719 | |
741 | |
… | |
… | |
758 | || getgid () != getegid (); |
780 | || getgid () != getegid (); |
759 | #endif |
781 | #endif |
760 | } |
782 | } |
761 | |
783 | |
762 | unsigned int |
784 | unsigned int |
763 | ev_method (EV_P) |
785 | ev_supported_backends (void) |
764 | { |
786 | { |
765 | return method; |
787 | unsigned int flags = 0; |
|
|
788 | |
|
|
789 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
|
|
790 | if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; |
|
|
791 | if (EV_USE_EPOLL ) flags |= EVBACKEND_EPOLL; |
|
|
792 | if (EV_USE_POLL ) flags |= EVBACKEND_POLL; |
|
|
793 | if (EV_USE_SELECT) flags |= EVBACKEND_SELECT; |
|
|
794 | |
|
|
795 | return flags; |
|
|
796 | } |
|
|
797 | |
|
|
798 | unsigned int |
|
|
799 | ev_recommended_backends (void) |
|
|
800 | { |
|
|
801 | unsigned int flags = ev_supported_backends (); |
|
|
802 | |
|
|
803 | #ifndef __NetBSD__ |
|
|
804 | /* kqueue is borked on everything but netbsd apparently */ |
|
|
805 | /* it usually doesn't work correctly on anything but sockets and pipes */ |
|
|
806 | flags &= ~EVBACKEND_KQUEUE; |
|
|
807 | #endif |
|
|
808 | #ifdef __APPLE__ |
|
|
809 | // flags &= ~EVBACKEND_KQUEUE; for documentation |
|
|
810 | flags &= ~EVBACKEND_POLL; |
|
|
811 | #endif |
|
|
812 | |
|
|
813 | return flags; |
|
|
814 | } |
|
|
815 | |
|
|
816 | unsigned int |
|
|
817 | ev_backend (EV_P) |
|
|
818 | { |
|
|
819 | return backend; |
766 | } |
820 | } |
767 | |
821 | |
768 | static void |
822 | static void |
769 | loop_init (EV_P_ unsigned int flags) |
823 | loop_init (EV_P_ unsigned int flags) |
770 | { |
824 | { |
771 | if (!method) |
825 | if (!backend) |
772 | { |
826 | { |
773 | #if EV_USE_MONOTONIC |
827 | #if EV_USE_MONOTONIC |
774 | { |
828 | { |
775 | struct timespec ts; |
829 | struct timespec ts; |
776 | if (!clock_gettime (CLOCK_MONOTONIC, &ts)) |
830 | if (!clock_gettime (CLOCK_MONOTONIC, &ts)) |
… | |
… | |
781 | ev_rt_now = ev_time (); |
835 | ev_rt_now = ev_time (); |
782 | mn_now = get_clock (); |
836 | mn_now = get_clock (); |
783 | now_floor = mn_now; |
837 | now_floor = mn_now; |
784 | rtmn_diff = ev_rt_now - mn_now; |
838 | rtmn_diff = ev_rt_now - mn_now; |
785 | |
839 | |
786 | if (!(flags & EVFLAG_NOENV) && !enable_secure () && getenv ("LIBEV_FLAGS")) |
840 | if (!(flags & EVFLAG_NOENV) |
|
|
841 | && !enable_secure () |
|
|
842 | && getenv ("LIBEV_FLAGS")) |
787 | flags = atoi (getenv ("LIBEV_FLAGS")); |
843 | flags = atoi (getenv ("LIBEV_FLAGS")); |
788 | |
844 | |
789 | if (!(flags & 0x0000ffff)) |
845 | if (!(flags & 0x0000ffffUL)) |
790 | flags |= 0x0000ffff; |
846 | flags |= ev_recommended_backends (); |
791 | |
847 | |
792 | method = 0; |
848 | backend = 0; |
793 | #if EV_USE_PORT |
849 | #if EV_USE_PORT |
794 | if (!method && (flags & EVMETHOD_PORT )) method = port_init (EV_A_ flags); |
850 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
795 | #endif |
851 | #endif |
796 | #if EV_USE_KQUEUE |
852 | #if EV_USE_KQUEUE |
797 | if (!method && (flags & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ flags); |
853 | if (!backend && (flags & EVBACKEND_KQUEUE)) backend = kqueue_init (EV_A_ flags); |
798 | #endif |
854 | #endif |
799 | #if EV_USE_EPOLL |
855 | #if EV_USE_EPOLL |
800 | if (!method && (flags & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ flags); |
856 | if (!backend && (flags & EVBACKEND_EPOLL )) backend = epoll_init (EV_A_ flags); |
801 | #endif |
857 | #endif |
802 | #if EV_USE_POLL |
858 | #if EV_USE_POLL |
803 | if (!method && (flags & EVMETHOD_POLL )) method = poll_init (EV_A_ flags); |
859 | if (!backend && (flags & EVBACKEND_POLL )) backend = poll_init (EV_A_ flags); |
804 | #endif |
860 | #endif |
805 | #if EV_USE_SELECT |
861 | #if EV_USE_SELECT |
806 | if (!method && (flags & EVMETHOD_SELECT)) method = select_init (EV_A_ flags); |
862 | if (!backend && (flags & EVBACKEND_SELECT)) backend = select_init (EV_A_ flags); |
807 | #endif |
863 | #endif |
808 | |
864 | |
809 | ev_init (&sigev, sigcb); |
865 | ev_init (&sigev, sigcb); |
810 | ev_set_priority (&sigev, EV_MAXPRI); |
866 | ev_set_priority (&sigev, EV_MAXPRI); |
811 | } |
867 | } |
812 | } |
868 | } |
813 | |
869 | |
814 | void |
870 | static void |
815 | loop_destroy (EV_P) |
871 | loop_destroy (EV_P) |
816 | { |
872 | { |
817 | int i; |
873 | int i; |
818 | |
874 | |
819 | #if EV_USE_PORT |
875 | #if EV_USE_PORT |
820 | if (method == EVMETHOD_PORT ) port_destroy (EV_A); |
876 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
821 | #endif |
877 | #endif |
822 | #if EV_USE_KQUEUE |
878 | #if EV_USE_KQUEUE |
823 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
879 | if (backend == EVBACKEND_KQUEUE) kqueue_destroy (EV_A); |
824 | #endif |
880 | #endif |
825 | #if EV_USE_EPOLL |
881 | #if EV_USE_EPOLL |
826 | if (method == EVMETHOD_EPOLL ) epoll_destroy (EV_A); |
882 | if (backend == EVBACKEND_EPOLL ) epoll_destroy (EV_A); |
827 | #endif |
883 | #endif |
828 | #if EV_USE_POLL |
884 | #if EV_USE_POLL |
829 | if (method == EVMETHOD_POLL ) poll_destroy (EV_A); |
885 | if (backend == EVBACKEND_POLL ) poll_destroy (EV_A); |
830 | #endif |
886 | #endif |
831 | #if EV_USE_SELECT |
887 | #if EV_USE_SELECT |
832 | if (method == EVMETHOD_SELECT) select_destroy (EV_A); |
888 | if (backend == EVBACKEND_SELECT) select_destroy (EV_A); |
833 | #endif |
889 | #endif |
834 | |
890 | |
835 | for (i = NUMPRI; i--; ) |
891 | for (i = NUMPRI; i--; ) |
836 | array_free (pending, [i]); |
892 | array_free (pending, [i]); |
837 | |
893 | |
… | |
… | |
843 | #endif |
899 | #endif |
844 | array_free (idle, EMPTY0); |
900 | array_free (idle, EMPTY0); |
845 | array_free (prepare, EMPTY0); |
901 | array_free (prepare, EMPTY0); |
846 | array_free (check, EMPTY0); |
902 | array_free (check, EMPTY0); |
847 | |
903 | |
848 | method = 0; |
904 | backend = 0; |
849 | } |
905 | } |
850 | |
906 | |
851 | static void |
907 | static void |
852 | loop_fork (EV_P) |
908 | loop_fork (EV_P) |
853 | { |
909 | { |
854 | #if EV_USE_PORT |
910 | #if EV_USE_PORT |
855 | if (method == EVMETHOD_PORT ) port_fork (EV_A); |
911 | if (backend == EVBACKEND_PORT ) port_fork (EV_A); |
856 | #endif |
912 | #endif |
857 | #if EV_USE_KQUEUE |
913 | #if EV_USE_KQUEUE |
858 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
914 | if (backend == EVBACKEND_KQUEUE) kqueue_fork (EV_A); |
859 | #endif |
915 | #endif |
860 | #if EV_USE_EPOLL |
916 | #if EV_USE_EPOLL |
861 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
917 | if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A); |
862 | #endif |
918 | #endif |
863 | |
919 | |
864 | if (ev_is_active (&sigev)) |
920 | if (ev_is_active (&sigev)) |
865 | { |
921 | { |
866 | /* default loop */ |
922 | /* default loop */ |
… | |
… | |
887 | |
943 | |
888 | memset (loop, 0, sizeof (struct ev_loop)); |
944 | memset (loop, 0, sizeof (struct ev_loop)); |
889 | |
945 | |
890 | loop_init (EV_A_ flags); |
946 | loop_init (EV_A_ flags); |
891 | |
947 | |
892 | if (ev_method (EV_A)) |
948 | if (ev_backend (EV_A)) |
893 | return loop; |
949 | return loop; |
894 | |
950 | |
895 | return 0; |
951 | return 0; |
896 | } |
952 | } |
897 | |
953 | |
… | |
… | |
910 | |
966 | |
911 | #endif |
967 | #endif |
912 | |
968 | |
913 | #if EV_MULTIPLICITY |
969 | #if EV_MULTIPLICITY |
914 | struct ev_loop * |
970 | struct ev_loop * |
915 | ev_default_loop_ (unsigned int flags) |
971 | ev_default_loop_init (unsigned int flags) |
916 | #else |
972 | #else |
917 | int |
973 | int |
918 | ev_default_loop (unsigned int flags) |
974 | ev_default_loop (unsigned int flags) |
919 | #endif |
975 | #endif |
920 | { |
976 | { |
… | |
… | |
930 | ev_default_loop_ptr = 1; |
986 | ev_default_loop_ptr = 1; |
931 | #endif |
987 | #endif |
932 | |
988 | |
933 | loop_init (EV_A_ flags); |
989 | loop_init (EV_A_ flags); |
934 | |
990 | |
935 | if (ev_method (EV_A)) |
991 | if (ev_backend (EV_A)) |
936 | { |
992 | { |
937 | siginit (EV_A); |
993 | siginit (EV_A); |
938 | |
994 | |
939 | #ifndef _WIN32 |
995 | #ifndef _WIN32 |
940 | ev_signal_init (&childev, childcb, SIGCHLD); |
996 | ev_signal_init (&childev, childcb, SIGCHLD); |
… | |
… | |
976 | { |
1032 | { |
977 | #if EV_MULTIPLICITY |
1033 | #if EV_MULTIPLICITY |
978 | struct ev_loop *loop = ev_default_loop_ptr; |
1034 | struct ev_loop *loop = ev_default_loop_ptr; |
979 | #endif |
1035 | #endif |
980 | |
1036 | |
981 | if (method) |
1037 | if (backend) |
982 | postfork = 1; |
1038 | postfork = 1; |
983 | } |
1039 | } |
984 | |
1040 | |
985 | /*****************************************************************************/ |
1041 | /*****************************************************************************/ |
986 | |
1042 | |
… | |
… | |
1012 | EV_CB_INVOKE (p->w, p->events); |
1068 | EV_CB_INVOKE (p->w, p->events); |
1013 | } |
1069 | } |
1014 | } |
1070 | } |
1015 | } |
1071 | } |
1016 | |
1072 | |
1017 | static void |
1073 | inline void |
1018 | timers_reify (EV_P) |
1074 | timers_reify (EV_P) |
1019 | { |
1075 | { |
1020 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
1076 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
1021 | { |
1077 | { |
1022 | struct ev_timer *w = timers [0]; |
1078 | struct ev_timer *w = timers [0]; |
… | |
… | |
1040 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1096 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1041 | } |
1097 | } |
1042 | } |
1098 | } |
1043 | |
1099 | |
1044 | #if EV_PERIODICS |
1100 | #if EV_PERIODICS |
1045 | static void |
1101 | inline void |
1046 | periodics_reify (EV_P) |
1102 | periodics_reify (EV_P) |
1047 | { |
1103 | { |
1048 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1104 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1049 | { |
1105 | { |
1050 | struct ev_periodic *w = periodics [0]; |
1106 | struct ev_periodic *w = periodics [0]; |
… | |
… | |
1109 | ev_rt_now = ev_time (); |
1165 | ev_rt_now = ev_time (); |
1110 | return 1; |
1166 | return 1; |
1111 | } |
1167 | } |
1112 | } |
1168 | } |
1113 | |
1169 | |
1114 | static void |
1170 | inline void |
1115 | time_update (EV_P) |
1171 | time_update (EV_P) |
1116 | { |
1172 | { |
1117 | int i; |
1173 | int i; |
1118 | |
1174 | |
1119 | #if EV_USE_MONOTONIC |
1175 | #if EV_USE_MONOTONIC |
… | |
… | |
1218 | { |
1274 | { |
1219 | block = MAX_BLOCKTIME; |
1275 | block = MAX_BLOCKTIME; |
1220 | |
1276 | |
1221 | if (timercnt) |
1277 | if (timercnt) |
1222 | { |
1278 | { |
1223 | ev_tstamp to = ((WT)timers [0])->at - mn_now + method_fudge; |
1279 | ev_tstamp to = ((WT)timers [0])->at - mn_now + backend_fudge; |
1224 | if (block > to) block = to; |
1280 | if (block > to) block = to; |
1225 | } |
1281 | } |
1226 | |
1282 | |
1227 | #if EV_PERIODICS |
1283 | #if EV_PERIODICS |
1228 | if (periodiccnt) |
1284 | if (periodiccnt) |
1229 | { |
1285 | { |
1230 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge; |
1286 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + backend_fudge; |
1231 | if (block > to) block = to; |
1287 | if (block > to) block = to; |
1232 | } |
1288 | } |
1233 | #endif |
1289 | #endif |
1234 | |
1290 | |
1235 | if (block < 0.) block = 0.; |
1291 | if (expect_false (block < 0.)) block = 0.; |
1236 | } |
1292 | } |
1237 | |
1293 | |
1238 | method_poll (EV_A_ block); |
1294 | backend_poll (EV_A_ block); |
1239 | |
1295 | |
1240 | /* update ev_rt_now, do magic */ |
1296 | /* update ev_rt_now, do magic */ |
1241 | time_update (EV_A); |
1297 | time_update (EV_A); |
1242 | |
1298 | |
1243 | /* queue pending timers and reschedule them */ |
1299 | /* queue pending timers and reschedule them */ |
… | |
… | |
1249 | /* queue idle watchers unless io or timers are pending */ |
1305 | /* queue idle watchers unless io or timers are pending */ |
1250 | if (idlecnt && !any_pending (EV_A)) |
1306 | if (idlecnt && !any_pending (EV_A)) |
1251 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1307 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1252 | |
1308 | |
1253 | /* queue check watchers, to be executed first */ |
1309 | /* queue check watchers, to be executed first */ |
1254 | if (checkcnt) |
1310 | if (expect_false (checkcnt)) |
1255 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1311 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1256 | |
1312 | |
1257 | call_pending (EV_A); |
1313 | call_pending (EV_A); |
1258 | |
1314 | |
1259 | if (loop_done) |
1315 | if (expect_false (loop_done)) |
1260 | break; |
1316 | break; |
1261 | } |
1317 | } |
1262 | |
1318 | |
1263 | if (loop_done != 2) |
1319 | if (loop_done != 2) |
1264 | loop_done = 0; |
1320 | loop_done = 0; |
… | |
… | |
1326 | void |
1382 | void |
1327 | ev_io_start (EV_P_ struct ev_io *w) |
1383 | ev_io_start (EV_P_ struct ev_io *w) |
1328 | { |
1384 | { |
1329 | int fd = w->fd; |
1385 | int fd = w->fd; |
1330 | |
1386 | |
1331 | if (ev_is_active (w)) |
1387 | if (expect_false (ev_is_active (w))) |
1332 | return; |
1388 | return; |
1333 | |
1389 | |
1334 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1390 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1335 | |
1391 | |
1336 | ev_start (EV_A_ (W)w, 1); |
1392 | ev_start (EV_A_ (W)w, 1); |
… | |
… | |
1342 | |
1398 | |
1343 | void |
1399 | void |
1344 | ev_io_stop (EV_P_ struct ev_io *w) |
1400 | ev_io_stop (EV_P_ struct ev_io *w) |
1345 | { |
1401 | { |
1346 | ev_clear_pending (EV_A_ (W)w); |
1402 | ev_clear_pending (EV_A_ (W)w); |
1347 | if (!ev_is_active (w)) |
1403 | if (expect_false (!ev_is_active (w))) |
1348 | return; |
1404 | return; |
1349 | |
1405 | |
1350 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1406 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1351 | |
1407 | |
1352 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
1408 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
… | |
… | |
1356 | } |
1412 | } |
1357 | |
1413 | |
1358 | void |
1414 | void |
1359 | ev_timer_start (EV_P_ struct ev_timer *w) |
1415 | ev_timer_start (EV_P_ struct ev_timer *w) |
1360 | { |
1416 | { |
1361 | if (ev_is_active (w)) |
1417 | if (expect_false (ev_is_active (w))) |
1362 | return; |
1418 | return; |
1363 | |
1419 | |
1364 | ((WT)w)->at += mn_now; |
1420 | ((WT)w)->at += mn_now; |
1365 | |
1421 | |
1366 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1422 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
… | |
… | |
1375 | |
1431 | |
1376 | void |
1432 | void |
1377 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1433 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1378 | { |
1434 | { |
1379 | ev_clear_pending (EV_A_ (W)w); |
1435 | ev_clear_pending (EV_A_ (W)w); |
1380 | if (!ev_is_active (w)) |
1436 | if (expect_false (!ev_is_active (w))) |
1381 | return; |
1437 | return; |
1382 | |
1438 | |
1383 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1439 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1384 | |
1440 | |
1385 | if (((W)w)->active < timercnt--) |
1441 | if (expect_true (((W)w)->active < timercnt--)) |
1386 | { |
1442 | { |
1387 | timers [((W)w)->active - 1] = timers [timercnt]; |
1443 | timers [((W)w)->active - 1] = timers [timercnt]; |
1388 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1444 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1389 | } |
1445 | } |
1390 | |
1446 | |
… | |
… | |
1415 | |
1471 | |
1416 | #if EV_PERIODICS |
1472 | #if EV_PERIODICS |
1417 | void |
1473 | void |
1418 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1474 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1419 | { |
1475 | { |
1420 | if (ev_is_active (w)) |
1476 | if (expect_false (ev_is_active (w))) |
1421 | return; |
1477 | return; |
1422 | |
1478 | |
1423 | if (w->reschedule_cb) |
1479 | if (w->reschedule_cb) |
1424 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1480 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1425 | else if (w->interval) |
1481 | else if (w->interval) |
… | |
… | |
1439 | |
1495 | |
1440 | void |
1496 | void |
1441 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1497 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1442 | { |
1498 | { |
1443 | ev_clear_pending (EV_A_ (W)w); |
1499 | ev_clear_pending (EV_A_ (W)w); |
1444 | if (!ev_is_active (w)) |
1500 | if (expect_false (!ev_is_active (w))) |
1445 | return; |
1501 | return; |
1446 | |
1502 | |
1447 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1503 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1448 | |
1504 | |
1449 | if (((W)w)->active < periodiccnt--) |
1505 | if (expect_true (((W)w)->active < periodiccnt--)) |
1450 | { |
1506 | { |
1451 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1507 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1452 | adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1508 | adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1453 | } |
1509 | } |
1454 | |
1510 | |
… | |
… | |
1465 | #endif |
1521 | #endif |
1466 | |
1522 | |
1467 | void |
1523 | void |
1468 | ev_idle_start (EV_P_ struct ev_idle *w) |
1524 | ev_idle_start (EV_P_ struct ev_idle *w) |
1469 | { |
1525 | { |
1470 | if (ev_is_active (w)) |
1526 | if (expect_false (ev_is_active (w))) |
1471 | return; |
1527 | return; |
1472 | |
1528 | |
1473 | ev_start (EV_A_ (W)w, ++idlecnt); |
1529 | ev_start (EV_A_ (W)w, ++idlecnt); |
1474 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, EMPTY2); |
1530 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, EMPTY2); |
1475 | idles [idlecnt - 1] = w; |
1531 | idles [idlecnt - 1] = w; |
… | |
… | |
1477 | |
1533 | |
1478 | void |
1534 | void |
1479 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1535 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1480 | { |
1536 | { |
1481 | ev_clear_pending (EV_A_ (W)w); |
1537 | ev_clear_pending (EV_A_ (W)w); |
1482 | if (!ev_is_active (w)) |
1538 | if (expect_false (!ev_is_active (w))) |
1483 | return; |
1539 | return; |
1484 | |
1540 | |
1485 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1541 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1486 | ev_stop (EV_A_ (W)w); |
1542 | ev_stop (EV_A_ (W)w); |
1487 | } |
1543 | } |
1488 | |
1544 | |
1489 | void |
1545 | void |
1490 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1546 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1491 | { |
1547 | { |
1492 | if (ev_is_active (w)) |
1548 | if (expect_false (ev_is_active (w))) |
1493 | return; |
1549 | return; |
1494 | |
1550 | |
1495 | ev_start (EV_A_ (W)w, ++preparecnt); |
1551 | ev_start (EV_A_ (W)w, ++preparecnt); |
1496 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
1552 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
1497 | prepares [preparecnt - 1] = w; |
1553 | prepares [preparecnt - 1] = w; |
… | |
… | |
1499 | |
1555 | |
1500 | void |
1556 | void |
1501 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1557 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1502 | { |
1558 | { |
1503 | ev_clear_pending (EV_A_ (W)w); |
1559 | ev_clear_pending (EV_A_ (W)w); |
1504 | if (!ev_is_active (w)) |
1560 | if (expect_false (!ev_is_active (w))) |
1505 | return; |
1561 | return; |
1506 | |
1562 | |
1507 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1563 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1508 | ev_stop (EV_A_ (W)w); |
1564 | ev_stop (EV_A_ (W)w); |
1509 | } |
1565 | } |
1510 | |
1566 | |
1511 | void |
1567 | void |
1512 | ev_check_start (EV_P_ struct ev_check *w) |
1568 | ev_check_start (EV_P_ struct ev_check *w) |
1513 | { |
1569 | { |
1514 | if (ev_is_active (w)) |
1570 | if (expect_false (ev_is_active (w))) |
1515 | return; |
1571 | return; |
1516 | |
1572 | |
1517 | ev_start (EV_A_ (W)w, ++checkcnt); |
1573 | ev_start (EV_A_ (W)w, ++checkcnt); |
1518 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, EMPTY2); |
1574 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, EMPTY2); |
1519 | checks [checkcnt - 1] = w; |
1575 | checks [checkcnt - 1] = w; |
… | |
… | |
1521 | |
1577 | |
1522 | void |
1578 | void |
1523 | ev_check_stop (EV_P_ struct ev_check *w) |
1579 | ev_check_stop (EV_P_ struct ev_check *w) |
1524 | { |
1580 | { |
1525 | ev_clear_pending (EV_A_ (W)w); |
1581 | ev_clear_pending (EV_A_ (W)w); |
1526 | if (!ev_is_active (w)) |
1582 | if (expect_false (!ev_is_active (w))) |
1527 | return; |
1583 | return; |
1528 | |
1584 | |
1529 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1585 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1530 | ev_stop (EV_A_ (W)w); |
1586 | ev_stop (EV_A_ (W)w); |
1531 | } |
1587 | } |
… | |
… | |
1538 | ev_signal_start (EV_P_ struct ev_signal *w) |
1594 | ev_signal_start (EV_P_ struct ev_signal *w) |
1539 | { |
1595 | { |
1540 | #if EV_MULTIPLICITY |
1596 | #if EV_MULTIPLICITY |
1541 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1597 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1542 | #endif |
1598 | #endif |
1543 | if (ev_is_active (w)) |
1599 | if (expect_false (ev_is_active (w))) |
1544 | return; |
1600 | return; |
1545 | |
1601 | |
1546 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1602 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1547 | |
1603 | |
1548 | ev_start (EV_A_ (W)w, 1); |
1604 | ev_start (EV_A_ (W)w, 1); |
… | |
… | |
1565 | |
1621 | |
1566 | void |
1622 | void |
1567 | ev_signal_stop (EV_P_ struct ev_signal *w) |
1623 | ev_signal_stop (EV_P_ struct ev_signal *w) |
1568 | { |
1624 | { |
1569 | ev_clear_pending (EV_A_ (W)w); |
1625 | ev_clear_pending (EV_A_ (W)w); |
1570 | if (!ev_is_active (w)) |
1626 | if (expect_false (!ev_is_active (w))) |
1571 | return; |
1627 | return; |
1572 | |
1628 | |
1573 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1629 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1574 | ev_stop (EV_A_ (W)w); |
1630 | ev_stop (EV_A_ (W)w); |
1575 | |
1631 | |
… | |
… | |
1581 | ev_child_start (EV_P_ struct ev_child *w) |
1637 | ev_child_start (EV_P_ struct ev_child *w) |
1582 | { |
1638 | { |
1583 | #if EV_MULTIPLICITY |
1639 | #if EV_MULTIPLICITY |
1584 | assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1640 | assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1585 | #endif |
1641 | #endif |
1586 | if (ev_is_active (w)) |
1642 | if (expect_false (ev_is_active (w))) |
1587 | return; |
1643 | return; |
1588 | |
1644 | |
1589 | ev_start (EV_A_ (W)w, 1); |
1645 | ev_start (EV_A_ (W)w, 1); |
1590 | wlist_add ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1646 | wlist_add ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1591 | } |
1647 | } |
1592 | |
1648 | |
1593 | void |
1649 | void |
1594 | ev_child_stop (EV_P_ struct ev_child *w) |
1650 | ev_child_stop (EV_P_ struct ev_child *w) |
1595 | { |
1651 | { |
1596 | ev_clear_pending (EV_A_ (W)w); |
1652 | ev_clear_pending (EV_A_ (W)w); |
1597 | if (!ev_is_active (w)) |
1653 | if (expect_false (!ev_is_active (w))) |
1598 | return; |
1654 | return; |
1599 | |
1655 | |
1600 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1656 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1601 | ev_stop (EV_A_ (W)w); |
1657 | ev_stop (EV_A_ (W)w); |
1602 | } |
1658 | } |
… | |
… | |
1639 | void |
1695 | void |
1640 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1696 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1641 | { |
1697 | { |
1642 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
1698 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
1643 | |
1699 | |
1644 | if (!once) |
1700 | if (expect_false (!once)) |
|
|
1701 | { |
1645 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1702 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1646 | else |
1703 | return; |
1647 | { |
1704 | } |
|
|
1705 | |
1648 | once->cb = cb; |
1706 | once->cb = cb; |
1649 | once->arg = arg; |
1707 | once->arg = arg; |
1650 | |
1708 | |
1651 | ev_init (&once->io, once_cb_io); |
1709 | ev_init (&once->io, once_cb_io); |
1652 | if (fd >= 0) |
1710 | if (fd >= 0) |
1653 | { |
1711 | { |
1654 | ev_io_set (&once->io, fd, events); |
1712 | ev_io_set (&once->io, fd, events); |
1655 | ev_io_start (EV_A_ &once->io); |
1713 | ev_io_start (EV_A_ &once->io); |
1656 | } |
1714 | } |
1657 | |
1715 | |
1658 | ev_init (&once->to, once_cb_to); |
1716 | ev_init (&once->to, once_cb_to); |
1659 | if (timeout >= 0.) |
1717 | if (timeout >= 0.) |
1660 | { |
1718 | { |
1661 | ev_timer_set (&once->to, timeout, 0.); |
1719 | ev_timer_set (&once->to, timeout, 0.); |
1662 | ev_timer_start (EV_A_ &once->to); |
1720 | ev_timer_start (EV_A_ &once->to); |
1663 | } |
|
|
1664 | } |
1721 | } |
1665 | } |
1722 | } |
1666 | |
1723 | |
1667 | #ifdef __cplusplus |
1724 | #ifdef __cplusplus |
1668 | } |
1725 | } |