… | |
… | |
32 | #ifdef __cplusplus |
32 | #ifdef __cplusplus |
33 | extern "C" { |
33 | extern "C" { |
34 | #endif |
34 | #endif |
35 | |
35 | |
36 | #ifndef EV_STANDALONE |
36 | #ifndef EV_STANDALONE |
|
|
37 | # ifdef EV_CONFIG_H |
|
|
38 | # include EV_CONFIG_H |
|
|
39 | # else |
37 | # include "config.h" |
40 | # include "config.h" |
|
|
41 | # endif |
38 | |
42 | |
39 | # if HAVE_CLOCK_GETTIME |
43 | # if HAVE_CLOCK_GETTIME |
40 | # ifndef EV_USE_MONOTONIC |
44 | # ifndef EV_USE_MONOTONIC |
41 | # define EV_USE_MONOTONIC 1 |
45 | # define EV_USE_MONOTONIC 1 |
42 | # endif |
46 | # endif |
43 | # ifndef EV_USE_REALTIME |
47 | # ifndef EV_USE_REALTIME |
44 | # define EV_USE_REALTIME 1 |
48 | # define EV_USE_REALTIME 1 |
45 | # endif |
49 | # endif |
|
|
50 | # else |
|
|
51 | # ifndef EV_USE_MONOTONIC |
|
|
52 | # define EV_USE_MONOTONIC 0 |
|
|
53 | # endif |
|
|
54 | # ifndef EV_USE_REALTIME |
|
|
55 | # define EV_USE_REALTIME 0 |
|
|
56 | # endif |
46 | # endif |
57 | # endif |
47 | |
58 | |
48 | # if HAVE_SELECT && HAVE_SYS_SELECT_H && !defined (EV_USE_SELECT) |
59 | # ifndef EV_USE_SELECT |
|
|
60 | # if HAVE_SELECT && HAVE_SYS_SELECT_H |
49 | # define EV_USE_SELECT 1 |
61 | # define EV_USE_SELECT 1 |
|
|
62 | # else |
|
|
63 | # define EV_USE_SELECT 0 |
|
|
64 | # endif |
50 | # endif |
65 | # endif |
51 | |
66 | |
52 | # if HAVE_POLL && HAVE_POLL_H && !defined (EV_USE_POLL) |
67 | # ifndef EV_USE_POLL |
|
|
68 | # if HAVE_POLL && HAVE_POLL_H |
53 | # define EV_USE_POLL 1 |
69 | # define EV_USE_POLL 1 |
|
|
70 | # else |
|
|
71 | # define EV_USE_POLL 0 |
|
|
72 | # endif |
54 | # endif |
73 | # endif |
55 | |
74 | |
56 | # if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H && !defined (EV_USE_EPOLL) |
75 | # ifndef EV_USE_EPOLL |
|
|
76 | # if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H |
57 | # define EV_USE_EPOLL 1 |
77 | # define EV_USE_EPOLL 1 |
|
|
78 | # else |
|
|
79 | # define EV_USE_EPOLL 0 |
|
|
80 | # endif |
58 | # endif |
81 | # endif |
59 | |
82 | |
|
|
83 | # ifndef EV_USE_KQUEUE |
60 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H && !defined (EV_USE_KQUEUE) |
84 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H |
61 | # define EV_USE_KQUEUE 1 |
85 | # define EV_USE_KQUEUE 1 |
|
|
86 | # else |
|
|
87 | # define EV_USE_KQUEUE 0 |
|
|
88 | # endif |
62 | # endif |
89 | # endif |
63 | |
90 | |
64 | # if HAVE_PORT_H && HAVE_PORT_CREATE && !defined (EV_USE_PORT) |
91 | # ifndef EV_USE_PORT |
|
|
92 | # if HAVE_PORT_H && HAVE_PORT_CREATE |
65 | # define EV_USE_PORT 1 |
93 | # define EV_USE_PORT 1 |
|
|
94 | # else |
|
|
95 | # define EV_USE_PORT 0 |
|
|
96 | # endif |
66 | # endif |
97 | # endif |
67 | |
98 | |
68 | #endif |
99 | #endif |
69 | |
100 | |
70 | #include <math.h> |
101 | #include <math.h> |
… | |
… | |
126 | #ifndef EV_USE_PORT |
157 | #ifndef EV_USE_PORT |
127 | # define EV_USE_PORT 0 |
158 | # define EV_USE_PORT 0 |
128 | #endif |
159 | #endif |
129 | |
160 | |
130 | /**/ |
161 | /**/ |
131 | |
|
|
132 | /* darwin simply cannot be helped */ |
|
|
133 | #ifdef __APPLE__ |
|
|
134 | # undef EV_USE_POLL |
|
|
135 | # undef EV_USE_KQUEUE |
|
|
136 | #endif |
|
|
137 | |
162 | |
138 | #ifndef CLOCK_MONOTONIC |
163 | #ifndef CLOCK_MONOTONIC |
139 | # undef EV_USE_MONOTONIC |
164 | # undef EV_USE_MONOTONIC |
140 | # define EV_USE_MONOTONIC 0 |
165 | # define EV_USE_MONOTONIC 0 |
141 | #endif |
166 | #endif |
… | |
… | |
372 | { |
397 | { |
373 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
398 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
374 | return; |
399 | return; |
375 | } |
400 | } |
376 | |
401 | |
|
|
402 | if (expect_false (!w_->cb)) |
|
|
403 | return; |
|
|
404 | |
377 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
405 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
378 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2); |
406 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2); |
379 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
407 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
380 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
408 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
381 | } |
409 | } |
… | |
… | |
437 | } |
465 | } |
438 | #endif |
466 | #endif |
439 | |
467 | |
440 | anfd->reify = 0; |
468 | anfd->reify = 0; |
441 | |
469 | |
442 | method_modify (EV_A_ fd, anfd->events, events); |
470 | backend_modify (EV_A_ fd, anfd->events, events); |
443 | anfd->events = events; |
471 | anfd->events = events; |
444 | } |
472 | } |
445 | |
473 | |
446 | fdchangecnt = 0; |
474 | fdchangecnt = 0; |
447 | } |
475 | } |
… | |
… | |
505 | fd_kill (EV_A_ fd); |
533 | fd_kill (EV_A_ fd); |
506 | return; |
534 | return; |
507 | } |
535 | } |
508 | } |
536 | } |
509 | |
537 | |
510 | /* usually called after fork if method needs to re-arm all fds from scratch */ |
538 | /* usually called after fork if backend needs to re-arm all fds from scratch */ |
511 | static void |
539 | static void |
512 | fd_rearm_all (EV_P) |
540 | fd_rearm_all (EV_P) |
513 | { |
541 | { |
514 | int fd; |
542 | int fd; |
515 | |
543 | |
… | |
… | |
706 | int pid, status; |
734 | int pid, status; |
707 | |
735 | |
708 | if (0 < (pid = waitpid (-1, &status, WNOHANG | WUNTRACED | WCONTINUED))) |
736 | if (0 < (pid = waitpid (-1, &status, WNOHANG | WUNTRACED | WCONTINUED))) |
709 | { |
737 | { |
710 | /* make sure we are called again until all childs have been reaped */ |
738 | /* make sure we are called again until all childs have been reaped */ |
|
|
739 | /* 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); |
740 | ev_feed_event (EV_A_ (W)sw, EV_SIGNAL); |
712 | |
741 | |
713 | child_reap (EV_A_ sw, pid, pid, status); |
742 | 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 */ |
743 | child_reap (EV_A_ sw, 0, pid, status); /* this might trigger a watcher twice, but feed_event catches that */ |
715 | } |
744 | } |
716 | } |
745 | } |
717 | |
746 | |
718 | #endif |
747 | #endif |
719 | |
748 | |
… | |
… | |
758 | || getgid () != getegid (); |
787 | || getgid () != getegid (); |
759 | #endif |
788 | #endif |
760 | } |
789 | } |
761 | |
790 | |
762 | unsigned int |
791 | unsigned int |
763 | ev_method (EV_P) |
792 | ev_supported_backends (void) |
764 | { |
793 | { |
765 | return method; |
794 | unsigned int flags = 0; |
|
|
795 | |
|
|
796 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
|
|
797 | if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; |
|
|
798 | if (EV_USE_EPOLL ) flags |= EVBACKEND_EPOLL; |
|
|
799 | if (EV_USE_POLL ) flags |= EVBACKEND_POLL; |
|
|
800 | if (EV_USE_SELECT) flags |= EVBACKEND_SELECT; |
|
|
801 | |
|
|
802 | return flags; |
|
|
803 | } |
|
|
804 | |
|
|
805 | unsigned int |
|
|
806 | ev_recommended_backends (void) |
|
|
807 | { |
|
|
808 | unsigned int flags = ev_supported_backends (); |
|
|
809 | |
|
|
810 | #ifndef __NetBSD__ |
|
|
811 | /* kqueue is borked on everything but netbsd apparently */ |
|
|
812 | /* it usually doesn't work correctly on anything but sockets and pipes */ |
|
|
813 | flags &= ~EVBACKEND_KQUEUE; |
|
|
814 | #endif |
|
|
815 | #ifdef __APPLE__ |
|
|
816 | // flags &= ~EVBACKEND_KQUEUE; for documentation |
|
|
817 | flags &= ~EVBACKEND_POLL; |
|
|
818 | #endif |
|
|
819 | |
|
|
820 | return flags; |
|
|
821 | } |
|
|
822 | |
|
|
823 | unsigned int |
|
|
824 | ev_embeddable_backends (void) |
|
|
825 | { |
|
|
826 | return EVBACKEND_EPOLL |
|
|
827 | | EVBACKEND_KQUEUE |
|
|
828 | | EVBACKEND_PORT; |
|
|
829 | } |
|
|
830 | |
|
|
831 | unsigned int |
|
|
832 | ev_backend (EV_P) |
|
|
833 | { |
|
|
834 | return backend; |
766 | } |
835 | } |
767 | |
836 | |
768 | static void |
837 | static void |
769 | loop_init (EV_P_ unsigned int flags) |
838 | loop_init (EV_P_ unsigned int flags) |
770 | { |
839 | { |
771 | if (!method) |
840 | if (!backend) |
772 | { |
841 | { |
773 | #if EV_USE_MONOTONIC |
842 | #if EV_USE_MONOTONIC |
774 | { |
843 | { |
775 | struct timespec ts; |
844 | struct timespec ts; |
776 | if (!clock_gettime (CLOCK_MONOTONIC, &ts)) |
845 | if (!clock_gettime (CLOCK_MONOTONIC, &ts)) |
… | |
… | |
781 | ev_rt_now = ev_time (); |
850 | ev_rt_now = ev_time (); |
782 | mn_now = get_clock (); |
851 | mn_now = get_clock (); |
783 | now_floor = mn_now; |
852 | now_floor = mn_now; |
784 | rtmn_diff = ev_rt_now - mn_now; |
853 | rtmn_diff = ev_rt_now - mn_now; |
785 | |
854 | |
786 | if (!(flags & EVFLAG_NOENV) && !enable_secure () && getenv ("LIBEV_FLAGS")) |
855 | if (!(flags & EVFLAG_NOENV) |
|
|
856 | && !enable_secure () |
|
|
857 | && getenv ("LIBEV_FLAGS")) |
787 | flags = atoi (getenv ("LIBEV_FLAGS")); |
858 | flags = atoi (getenv ("LIBEV_FLAGS")); |
788 | |
859 | |
789 | if (!(flags & 0x0000ffff)) |
860 | if (!(flags & 0x0000ffffUL)) |
790 | flags |= 0x0000ffff; |
861 | flags |= ev_recommended_backends (); |
791 | |
862 | |
792 | method = 0; |
863 | backend = 0; |
793 | #if EV_USE_PORT |
864 | #if EV_USE_PORT |
794 | if (!method && (flags & EVMETHOD_PORT )) method = port_init (EV_A_ flags); |
865 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
795 | #endif |
866 | #endif |
796 | #if EV_USE_KQUEUE |
867 | #if EV_USE_KQUEUE |
797 | if (!method && (flags & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ flags); |
868 | if (!backend && (flags & EVBACKEND_KQUEUE)) backend = kqueue_init (EV_A_ flags); |
798 | #endif |
869 | #endif |
799 | #if EV_USE_EPOLL |
870 | #if EV_USE_EPOLL |
800 | if (!method && (flags & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ flags); |
871 | if (!backend && (flags & EVBACKEND_EPOLL )) backend = epoll_init (EV_A_ flags); |
801 | #endif |
872 | #endif |
802 | #if EV_USE_POLL |
873 | #if EV_USE_POLL |
803 | if (!method && (flags & EVMETHOD_POLL )) method = poll_init (EV_A_ flags); |
874 | if (!backend && (flags & EVBACKEND_POLL )) backend = poll_init (EV_A_ flags); |
804 | #endif |
875 | #endif |
805 | #if EV_USE_SELECT |
876 | #if EV_USE_SELECT |
806 | if (!method && (flags & EVMETHOD_SELECT)) method = select_init (EV_A_ flags); |
877 | if (!backend && (flags & EVBACKEND_SELECT)) backend = select_init (EV_A_ flags); |
807 | #endif |
878 | #endif |
808 | |
879 | |
809 | ev_init (&sigev, sigcb); |
880 | ev_init (&sigev, sigcb); |
810 | ev_set_priority (&sigev, EV_MAXPRI); |
881 | ev_set_priority (&sigev, EV_MAXPRI); |
811 | } |
882 | } |
… | |
… | |
815 | loop_destroy (EV_P) |
886 | loop_destroy (EV_P) |
816 | { |
887 | { |
817 | int i; |
888 | int i; |
818 | |
889 | |
819 | #if EV_USE_PORT |
890 | #if EV_USE_PORT |
820 | if (method == EVMETHOD_PORT ) port_destroy (EV_A); |
891 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
821 | #endif |
892 | #endif |
822 | #if EV_USE_KQUEUE |
893 | #if EV_USE_KQUEUE |
823 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
894 | if (backend == EVBACKEND_KQUEUE) kqueue_destroy (EV_A); |
824 | #endif |
895 | #endif |
825 | #if EV_USE_EPOLL |
896 | #if EV_USE_EPOLL |
826 | if (method == EVMETHOD_EPOLL ) epoll_destroy (EV_A); |
897 | if (backend == EVBACKEND_EPOLL ) epoll_destroy (EV_A); |
827 | #endif |
898 | #endif |
828 | #if EV_USE_POLL |
899 | #if EV_USE_POLL |
829 | if (method == EVMETHOD_POLL ) poll_destroy (EV_A); |
900 | if (backend == EVBACKEND_POLL ) poll_destroy (EV_A); |
830 | #endif |
901 | #endif |
831 | #if EV_USE_SELECT |
902 | #if EV_USE_SELECT |
832 | if (method == EVMETHOD_SELECT) select_destroy (EV_A); |
903 | if (backend == EVBACKEND_SELECT) select_destroy (EV_A); |
833 | #endif |
904 | #endif |
834 | |
905 | |
835 | for (i = NUMPRI; i--; ) |
906 | for (i = NUMPRI; i--; ) |
836 | array_free (pending, [i]); |
907 | array_free (pending, [i]); |
837 | |
908 | |
… | |
… | |
843 | #endif |
914 | #endif |
844 | array_free (idle, EMPTY0); |
915 | array_free (idle, EMPTY0); |
845 | array_free (prepare, EMPTY0); |
916 | array_free (prepare, EMPTY0); |
846 | array_free (check, EMPTY0); |
917 | array_free (check, EMPTY0); |
847 | |
918 | |
848 | method = 0; |
919 | backend = 0; |
849 | } |
920 | } |
850 | |
921 | |
851 | static void |
922 | static void |
852 | loop_fork (EV_P) |
923 | loop_fork (EV_P) |
853 | { |
924 | { |
854 | #if EV_USE_PORT |
925 | #if EV_USE_PORT |
855 | if (method == EVMETHOD_PORT ) port_fork (EV_A); |
926 | if (backend == EVBACKEND_PORT ) port_fork (EV_A); |
856 | #endif |
927 | #endif |
857 | #if EV_USE_KQUEUE |
928 | #if EV_USE_KQUEUE |
858 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
929 | if (backend == EVBACKEND_KQUEUE) kqueue_fork (EV_A); |
859 | #endif |
930 | #endif |
860 | #if EV_USE_EPOLL |
931 | #if EV_USE_EPOLL |
861 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
932 | if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A); |
862 | #endif |
933 | #endif |
863 | |
934 | |
864 | if (ev_is_active (&sigev)) |
935 | if (ev_is_active (&sigev)) |
865 | { |
936 | { |
866 | /* default loop */ |
937 | /* default loop */ |
… | |
… | |
887 | |
958 | |
888 | memset (loop, 0, sizeof (struct ev_loop)); |
959 | memset (loop, 0, sizeof (struct ev_loop)); |
889 | |
960 | |
890 | loop_init (EV_A_ flags); |
961 | loop_init (EV_A_ flags); |
891 | |
962 | |
892 | if (ev_method (EV_A)) |
963 | if (ev_backend (EV_A)) |
893 | return loop; |
964 | return loop; |
894 | |
965 | |
895 | return 0; |
966 | return 0; |
896 | } |
967 | } |
897 | |
968 | |
… | |
… | |
910 | |
981 | |
911 | #endif |
982 | #endif |
912 | |
983 | |
913 | #if EV_MULTIPLICITY |
984 | #if EV_MULTIPLICITY |
914 | struct ev_loop * |
985 | struct ev_loop * |
915 | ev_default_loop_ (unsigned int flags) |
986 | ev_default_loop_init (unsigned int flags) |
916 | #else |
987 | #else |
917 | int |
988 | int |
918 | ev_default_loop (unsigned int flags) |
989 | ev_default_loop (unsigned int flags) |
919 | #endif |
990 | #endif |
920 | { |
991 | { |
… | |
… | |
930 | ev_default_loop_ptr = 1; |
1001 | ev_default_loop_ptr = 1; |
931 | #endif |
1002 | #endif |
932 | |
1003 | |
933 | loop_init (EV_A_ flags); |
1004 | loop_init (EV_A_ flags); |
934 | |
1005 | |
935 | if (ev_method (EV_A)) |
1006 | if (ev_backend (EV_A)) |
936 | { |
1007 | { |
937 | siginit (EV_A); |
1008 | siginit (EV_A); |
938 | |
1009 | |
939 | #ifndef _WIN32 |
1010 | #ifndef _WIN32 |
940 | ev_signal_init (&childev, childcb, SIGCHLD); |
1011 | ev_signal_init (&childev, childcb, SIGCHLD); |
… | |
… | |
976 | { |
1047 | { |
977 | #if EV_MULTIPLICITY |
1048 | #if EV_MULTIPLICITY |
978 | struct ev_loop *loop = ev_default_loop_ptr; |
1049 | struct ev_loop *loop = ev_default_loop_ptr; |
979 | #endif |
1050 | #endif |
980 | |
1051 | |
981 | if (method) |
1052 | if (backend) |
982 | postfork = 1; |
1053 | postfork = 1; |
983 | } |
1054 | } |
984 | |
1055 | |
985 | /*****************************************************************************/ |
1056 | /*****************************************************************************/ |
986 | |
1057 | |
… | |
… | |
1177 | static int loop_done; |
1248 | static int loop_done; |
1178 | |
1249 | |
1179 | void |
1250 | void |
1180 | ev_loop (EV_P_ int flags) |
1251 | ev_loop (EV_P_ int flags) |
1181 | { |
1252 | { |
1182 | double block; |
|
|
1183 | loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0; |
1253 | loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) |
|
|
1254 | ? EVUNLOOP_ONE |
|
|
1255 | : EVUNLOOP_CANCEL; |
1184 | |
1256 | |
1185 | while (activecnt) |
1257 | while (activecnt) |
1186 | { |
1258 | { |
1187 | /* queue check watchers (and execute them) */ |
1259 | /* queue check watchers (and execute them) */ |
1188 | if (expect_false (preparecnt)) |
1260 | if (expect_false (preparecnt)) |
… | |
… | |
1197 | |
1269 | |
1198 | /* update fd-related kernel structures */ |
1270 | /* update fd-related kernel structures */ |
1199 | fd_reify (EV_A); |
1271 | fd_reify (EV_A); |
1200 | |
1272 | |
1201 | /* calculate blocking time */ |
1273 | /* calculate blocking time */ |
|
|
1274 | { |
|
|
1275 | double block; |
1202 | |
1276 | |
1203 | /* we only need this for !monotonic clock or timers, but as we basically |
1277 | if (flags & EVLOOP_NONBLOCK || idlecnt) |
1204 | always have timers, we just calculate it always */ |
1278 | block = 0.; /* do not block at all */ |
|
|
1279 | else |
|
|
1280 | { |
|
|
1281 | /* update time to cancel out callback processing overhead */ |
1205 | #if EV_USE_MONOTONIC |
1282 | #if EV_USE_MONOTONIC |
1206 | if (expect_true (have_monotonic)) |
1283 | if (expect_true (have_monotonic)) |
1207 | time_update_monotonic (EV_A); |
1284 | time_update_monotonic (EV_A); |
1208 | else |
1285 | else |
1209 | #endif |
1286 | #endif |
1210 | { |
1287 | { |
1211 | ev_rt_now = ev_time (); |
1288 | ev_rt_now = ev_time (); |
1212 | mn_now = ev_rt_now; |
1289 | mn_now = ev_rt_now; |
1213 | } |
1290 | } |
1214 | |
1291 | |
1215 | if (flags & EVLOOP_NONBLOCK || idlecnt) |
|
|
1216 | block = 0.; |
|
|
1217 | else |
|
|
1218 | { |
|
|
1219 | block = MAX_BLOCKTIME; |
1292 | block = MAX_BLOCKTIME; |
1220 | |
1293 | |
1221 | if (timercnt) |
1294 | if (timercnt) |
1222 | { |
1295 | { |
1223 | ev_tstamp to = ((WT)timers [0])->at - mn_now + method_fudge; |
1296 | ev_tstamp to = ((WT)timers [0])->at - mn_now + backend_fudge; |
1224 | if (block > to) block = to; |
1297 | if (block > to) block = to; |
1225 | } |
1298 | } |
1226 | |
1299 | |
1227 | #if EV_PERIODICS |
1300 | #if EV_PERIODICS |
1228 | if (periodiccnt) |
1301 | if (periodiccnt) |
1229 | { |
1302 | { |
1230 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge; |
1303 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + backend_fudge; |
1231 | if (block > to) block = to; |
1304 | if (block > to) block = to; |
1232 | } |
1305 | } |
1233 | #endif |
1306 | #endif |
1234 | |
1307 | |
1235 | if (expect_false (block < 0.)) block = 0.; |
1308 | if (expect_false (block < 0.)) block = 0.; |
1236 | } |
1309 | } |
1237 | |
1310 | |
1238 | method_poll (EV_A_ block); |
1311 | backend_poll (EV_A_ block); |
|
|
1312 | } |
1239 | |
1313 | |
1240 | /* update ev_rt_now, do magic */ |
1314 | /* update ev_rt_now, do magic */ |
1241 | time_update (EV_A); |
1315 | time_update (EV_A); |
1242 | |
1316 | |
1243 | /* queue pending timers and reschedule them */ |
1317 | /* queue pending timers and reschedule them */ |
… | |
… | |
1258 | |
1332 | |
1259 | if (expect_false (loop_done)) |
1333 | if (expect_false (loop_done)) |
1260 | break; |
1334 | break; |
1261 | } |
1335 | } |
1262 | |
1336 | |
1263 | if (loop_done != 2) |
1337 | if (loop_done == EVUNLOOP_ONE) |
1264 | loop_done = 0; |
1338 | loop_done = EVUNLOOP_CANCEL; |
1265 | } |
1339 | } |
1266 | |
1340 | |
1267 | void |
1341 | void |
1268 | ev_unloop (EV_P_ int how) |
1342 | ev_unloop (EV_P_ int how) |
1269 | { |
1343 | { |
… | |
… | |
1599 | |
1673 | |
1600 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1674 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1601 | ev_stop (EV_A_ (W)w); |
1675 | ev_stop (EV_A_ (W)w); |
1602 | } |
1676 | } |
1603 | |
1677 | |
|
|
1678 | #if EV_MULTIPLICITY |
|
|
1679 | static void |
|
|
1680 | embed_cb (EV_P_ struct ev_io *io, int revents) |
|
|
1681 | { |
|
|
1682 | struct ev_embed *w = (struct ev_embed *)(((char *)io) - offsetof (struct ev_embed, io)); |
|
|
1683 | |
|
|
1684 | ev_feed_event (EV_A_ (W)w, EV_EMBED); |
|
|
1685 | ev_loop (w->loop, EVLOOP_NONBLOCK); |
|
|
1686 | } |
|
|
1687 | |
|
|
1688 | void |
|
|
1689 | ev_embed_start (EV_P_ struct ev_embed *w) |
|
|
1690 | { |
|
|
1691 | if (expect_false (ev_is_active (w))) |
|
|
1692 | return; |
|
|
1693 | |
|
|
1694 | { |
|
|
1695 | struct ev_loop *loop = w->loop; |
|
|
1696 | assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
|
|
1697 | ev_io_init (&w->io, embed_cb, backend_fd, EV_READ); |
|
|
1698 | } |
|
|
1699 | |
|
|
1700 | ev_io_start (EV_A_ &w->io); |
|
|
1701 | ev_start (EV_A_ (W)w, 1); |
|
|
1702 | } |
|
|
1703 | |
|
|
1704 | void |
|
|
1705 | ev_embed_stop (EV_P_ struct ev_embed *w) |
|
|
1706 | { |
|
|
1707 | ev_clear_pending (EV_A_ (W)w); |
|
|
1708 | if (expect_false (!ev_is_active (w))) |
|
|
1709 | return; |
|
|
1710 | |
|
|
1711 | ev_io_stop (EV_A_ &w->io); |
|
|
1712 | ev_stop (EV_A_ (W)w); |
|
|
1713 | } |
|
|
1714 | #endif |
|
|
1715 | |
1604 | /*****************************************************************************/ |
1716 | /*****************************************************************************/ |
1605 | |
1717 | |
1606 | struct ev_once |
1718 | struct ev_once |
1607 | { |
1719 | { |
1608 | struct ev_io io; |
1720 | struct ev_io io; |