… | |
… | |
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 |
|
|
85 | # endif |
|
|
86 | |
|
|
87 | # ifndef EV_USE_PORT |
|
|
88 | # if HAVE_PORT_H && HAVE_PORT_CREATE |
|
|
89 | # define EV_USE_PORT 1 |
|
|
90 | # else |
|
|
91 | # define EV_USE_PORT 0 |
|
|
92 | # endif |
62 | # endif |
93 | # endif |
63 | |
94 | |
64 | #endif |
95 | #endif |
65 | |
96 | |
66 | #include <math.h> |
97 | #include <math.h> |
… | |
… | |
90 | #endif |
121 | #endif |
91 | |
122 | |
92 | /**/ |
123 | /**/ |
93 | |
124 | |
94 | #ifndef EV_USE_MONOTONIC |
125 | #ifndef EV_USE_MONOTONIC |
95 | # define EV_USE_MONOTONIC 1 |
126 | # define EV_USE_MONOTONIC 0 |
|
|
127 | #endif |
|
|
128 | |
|
|
129 | #ifndef EV_USE_REALTIME |
|
|
130 | # define EV_USE_REALTIME 0 |
96 | #endif |
131 | #endif |
97 | |
132 | |
98 | #ifndef EV_USE_SELECT |
133 | #ifndef EV_USE_SELECT |
99 | # define EV_USE_SELECT 1 |
134 | # define EV_USE_SELECT 1 |
100 | # define EV_SELECT_USE_FD_SET 1 |
|
|
101 | #endif |
135 | #endif |
102 | |
136 | |
103 | #ifndef EV_USE_POLL |
137 | #ifndef EV_USE_POLL |
104 | # ifdef _WIN32 |
138 | # ifdef _WIN32 |
105 | # define EV_USE_POLL 0 |
139 | # define EV_USE_POLL 0 |
… | |
… | |
114 | |
148 | |
115 | #ifndef EV_USE_KQUEUE |
149 | #ifndef EV_USE_KQUEUE |
116 | # define EV_USE_KQUEUE 0 |
150 | # define EV_USE_KQUEUE 0 |
117 | #endif |
151 | #endif |
118 | |
152 | |
119 | #ifndef EV_USE_REALTIME |
153 | #ifndef EV_USE_PORT |
120 | # define EV_USE_REALTIME 1 |
154 | # define EV_USE_PORT 0 |
121 | #endif |
155 | #endif |
122 | |
156 | |
123 | /**/ |
157 | /**/ |
124 | |
|
|
125 | /* darwin simply cannot be helped */ |
|
|
126 | #ifdef __APPLE__ |
|
|
127 | # undef EV_USE_POLL |
|
|
128 | # undef EV_USE_KQUEUE |
|
|
129 | #endif |
|
|
130 | |
158 | |
131 | #ifndef CLOCK_MONOTONIC |
159 | #ifndef CLOCK_MONOTONIC |
132 | # undef EV_USE_MONOTONIC |
160 | # undef EV_USE_MONOTONIC |
133 | # define EV_USE_MONOTONIC 0 |
161 | # define EV_USE_MONOTONIC 0 |
134 | #endif |
162 | #endif |
… | |
… | |
143 | #endif |
171 | #endif |
144 | |
172 | |
145 | /**/ |
173 | /**/ |
146 | |
174 | |
147 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
175 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
148 | #define MAX_BLOCKTIME 59.731 /* never wait longer than this time (to detect time jumps) */ |
176 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
149 | #define PID_HASHSIZE 16 /* size of pid hash table, must be power of two */ |
177 | #define PID_HASHSIZE 16 /* size of pid hash table, must be power of two */ |
150 | /*#define CLEANUP_INTERVAL 300. /* how often to try to free memory and re-check fds */ |
178 | /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds */ |
151 | |
179 | |
152 | #ifdef EV_H |
180 | #ifdef EV_H |
153 | # include EV_H |
181 | # include EV_H |
154 | #else |
182 | #else |
155 | # include "ev.h" |
183 | # include "ev.h" |
156 | #endif |
184 | #endif |
157 | |
185 | |
158 | #if __GNUC__ >= 3 |
186 | #if __GNUC__ >= 3 |
159 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
187 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
160 | # define inline inline |
188 | # define inline static inline |
161 | #else |
189 | #else |
162 | # define expect(expr,value) (expr) |
190 | # define expect(expr,value) (expr) |
163 | # define inline static |
191 | # define inline static |
164 | #endif |
192 | #endif |
165 | |
193 | |
… | |
… | |
167 | #define expect_true(expr) expect ((expr) != 0, 1) |
195 | #define expect_true(expr) expect ((expr) != 0, 1) |
168 | |
196 | |
169 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
197 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
170 | #define ABSPRI(w) ((w)->priority - EV_MINPRI) |
198 | #define ABSPRI(w) ((w)->priority - EV_MINPRI) |
171 | |
199 | |
172 | #define EMPTY /* required for microsofts broken pseudo-c compiler */ |
200 | #define EMPTY0 /* required for microsofts broken pseudo-c compiler */ |
|
|
201 | #define EMPTY2(a,b) /* used to suppress some warnings */ |
173 | |
202 | |
174 | typedef struct ev_watcher *W; |
203 | typedef struct ev_watcher *W; |
175 | typedef struct ev_watcher_list *WL; |
204 | typedef struct ev_watcher_list *WL; |
176 | typedef struct ev_watcher_time *WT; |
205 | typedef struct ev_watcher_time *WT; |
177 | |
206 | |
… | |
… | |
257 | #include "ev_vars.h" |
286 | #include "ev_vars.h" |
258 | #undef VAR |
287 | #undef VAR |
259 | }; |
288 | }; |
260 | #include "ev_wrap.h" |
289 | #include "ev_wrap.h" |
261 | |
290 | |
262 | struct ev_loop default_loop_struct; |
291 | static struct ev_loop default_loop_struct; |
263 | static struct ev_loop *default_loop; |
292 | struct ev_loop *ev_default_loop_ptr; |
264 | |
293 | |
265 | #else |
294 | #else |
266 | |
295 | |
267 | ev_tstamp ev_rt_now; |
296 | ev_tstamp ev_rt_now; |
268 | #define VAR(name,decl) static decl; |
297 | #define VAR(name,decl) static decl; |
269 | #include "ev_vars.h" |
298 | #include "ev_vars.h" |
270 | #undef VAR |
299 | #undef VAR |
271 | |
300 | |
272 | static int default_loop; |
301 | static int ev_default_loop_ptr; |
273 | |
302 | |
274 | #endif |
303 | #endif |
275 | |
304 | |
276 | /*****************************************************************************/ |
305 | /*****************************************************************************/ |
277 | |
306 | |
… | |
… | |
358 | void |
387 | void |
359 | ev_feed_event (EV_P_ void *w, int revents) |
388 | ev_feed_event (EV_P_ void *w, int revents) |
360 | { |
389 | { |
361 | W w_ = (W)w; |
390 | W w_ = (W)w; |
362 | |
391 | |
363 | if (w_->pending) |
392 | if (expect_false (w_->pending)) |
364 | { |
393 | { |
365 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
394 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
366 | return; |
395 | return; |
367 | } |
396 | } |
368 | |
397 | |
369 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
398 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
370 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], (void)); |
399 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2); |
371 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
400 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
372 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
401 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
373 | } |
402 | } |
374 | |
403 | |
375 | static void |
404 | static void |
… | |
… | |
402 | fd_event (EV_A_ fd, revents); |
431 | fd_event (EV_A_ fd, revents); |
403 | } |
432 | } |
404 | |
433 | |
405 | /*****************************************************************************/ |
434 | /*****************************************************************************/ |
406 | |
435 | |
407 | static void |
436 | inline void |
408 | fd_reify (EV_P) |
437 | fd_reify (EV_P) |
409 | { |
438 | { |
410 | int i; |
439 | int i; |
411 | |
440 | |
412 | for (i = 0; i < fdchangecnt; ++i) |
441 | for (i = 0; i < fdchangecnt; ++i) |
… | |
… | |
429 | } |
458 | } |
430 | #endif |
459 | #endif |
431 | |
460 | |
432 | anfd->reify = 0; |
461 | anfd->reify = 0; |
433 | |
462 | |
434 | method_modify (EV_A_ fd, anfd->events, events); |
463 | backend_modify (EV_A_ fd, anfd->events, events); |
435 | anfd->events = events; |
464 | anfd->events = events; |
436 | } |
465 | } |
437 | |
466 | |
438 | fdchangecnt = 0; |
467 | fdchangecnt = 0; |
439 | } |
468 | } |
440 | |
469 | |
441 | static void |
470 | static void |
442 | fd_change (EV_P_ int fd) |
471 | fd_change (EV_P_ int fd) |
443 | { |
472 | { |
444 | if (anfds [fd].reify) |
473 | if (expect_false (anfds [fd].reify)) |
445 | return; |
474 | return; |
446 | |
475 | |
447 | anfds [fd].reify = 1; |
476 | anfds [fd].reify = 1; |
448 | |
477 | |
449 | ++fdchangecnt; |
478 | ++fdchangecnt; |
450 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, (void)); |
479 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2); |
451 | fdchanges [fdchangecnt - 1] = fd; |
480 | fdchanges [fdchangecnt - 1] = fd; |
452 | } |
481 | } |
453 | |
482 | |
454 | static void |
483 | static void |
455 | fd_kill (EV_P_ int fd) |
484 | fd_kill (EV_P_ int fd) |
… | |
… | |
461 | ev_io_stop (EV_A_ w); |
490 | ev_io_stop (EV_A_ w); |
462 | 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); |
463 | } |
492 | } |
464 | } |
493 | } |
465 | |
494 | |
466 | static int |
495 | inline int |
467 | fd_valid (int fd) |
496 | fd_valid (int fd) |
468 | { |
497 | { |
469 | #ifdef _WIN32 |
498 | #ifdef _WIN32 |
470 | return _get_osfhandle (fd) != -1; |
499 | return _get_osfhandle (fd) != -1; |
471 | #else |
500 | #else |
… | |
… | |
497 | fd_kill (EV_A_ fd); |
526 | fd_kill (EV_A_ fd); |
498 | return; |
527 | return; |
499 | } |
528 | } |
500 | } |
529 | } |
501 | |
530 | |
502 | /* 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 */ |
503 | static void |
532 | static void |
504 | fd_rearm_all (EV_P) |
533 | fd_rearm_all (EV_P) |
505 | { |
534 | { |
506 | int fd; |
535 | int fd; |
507 | |
536 | |
… | |
… | |
613 | ev_feed_signal_event (EV_P_ int signum) |
642 | ev_feed_signal_event (EV_P_ int signum) |
614 | { |
643 | { |
615 | WL w; |
644 | WL w; |
616 | |
645 | |
617 | #if EV_MULTIPLICITY |
646 | #if EV_MULTIPLICITY |
618 | assert (("feeding signal events is only supported in the default loop", loop == default_loop)); |
647 | assert (("feeding signal events is only supported in the default loop", loop == ev_default_loop_ptr)); |
619 | #endif |
648 | #endif |
620 | |
649 | |
621 | --signum; |
650 | --signum; |
622 | |
651 | |
623 | if (signum < 0 || signum >= signalmax) |
652 | if (signum < 0 || signum >= signalmax) |
… | |
… | |
640 | for (signum = signalmax; signum--; ) |
669 | for (signum = signalmax; signum--; ) |
641 | if (signals [signum].gotsig) |
670 | if (signals [signum].gotsig) |
642 | ev_feed_signal_event (EV_A_ signum + 1); |
671 | ev_feed_signal_event (EV_A_ signum + 1); |
643 | } |
672 | } |
644 | |
673 | |
645 | inline void |
674 | static void |
646 | fd_intern (int fd) |
675 | fd_intern (int fd) |
647 | { |
676 | { |
648 | #ifdef _WIN32 |
677 | #ifdef _WIN32 |
649 | int arg = 1; |
678 | int arg = 1; |
650 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
679 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
… | |
… | |
709 | |
738 | |
710 | #endif |
739 | #endif |
711 | |
740 | |
712 | /*****************************************************************************/ |
741 | /*****************************************************************************/ |
713 | |
742 | |
|
|
743 | #if EV_USE_PORT |
|
|
744 | # include "ev_port.c" |
|
|
745 | #endif |
714 | #if EV_USE_KQUEUE |
746 | #if EV_USE_KQUEUE |
715 | # include "ev_kqueue.c" |
747 | # include "ev_kqueue.c" |
716 | #endif |
748 | #endif |
717 | #if EV_USE_EPOLL |
749 | #if EV_USE_EPOLL |
718 | # include "ev_epoll.c" |
750 | # include "ev_epoll.c" |
… | |
… | |
746 | return getuid () != geteuid () |
778 | return getuid () != geteuid () |
747 | || getgid () != getegid (); |
779 | || getgid () != getegid (); |
748 | #endif |
780 | #endif |
749 | } |
781 | } |
750 | |
782 | |
751 | int |
783 | unsigned int |
752 | ev_method (EV_P) |
784 | ev_supported_backends (void) |
753 | { |
785 | { |
754 | return method; |
786 | unsigned int flags = 0; |
|
|
787 | |
|
|
788 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
|
|
789 | if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; |
|
|
790 | if (EV_USE_EPOLL ) flags |= EVBACKEND_EPOLL; |
|
|
791 | if (EV_USE_POLL ) flags |= EVBACKEND_POLL; |
|
|
792 | if (EV_USE_SELECT) flags |= EVBACKEND_SELECT; |
|
|
793 | |
|
|
794 | return flags; |
|
|
795 | } |
|
|
796 | |
|
|
797 | unsigned int |
|
|
798 | ev_recommended_backends (void) |
|
|
799 | { |
|
|
800 | unsigned int flags = ev_recommended_backends (); |
|
|
801 | |
|
|
802 | #ifndef __NetBSD__ |
|
|
803 | /* kqueue is borked on everything but netbsd apparently */ |
|
|
804 | /* it usually doesn't work correctly on anything but sockets and pipes */ |
|
|
805 | flags &= ~EVBACKEND_KQUEUE; |
|
|
806 | #endif |
|
|
807 | #ifdef __APPLE__ |
|
|
808 | // flags &= ~EVBACKEND_KQUEUE; for documentation |
|
|
809 | flags &= ~EVBACKEND_POLL; |
|
|
810 | #endif |
|
|
811 | |
|
|
812 | return flags; |
|
|
813 | } |
|
|
814 | |
|
|
815 | unsigned int |
|
|
816 | ev_backend (EV_P) |
|
|
817 | { |
|
|
818 | return backend; |
755 | } |
819 | } |
756 | |
820 | |
757 | static void |
821 | static void |
758 | loop_init (EV_P_ unsigned int flags) |
822 | loop_init (EV_P_ unsigned int flags) |
759 | { |
823 | { |
760 | if (!method) |
824 | if (!backend) |
761 | { |
825 | { |
762 | #if EV_USE_MONOTONIC |
826 | #if EV_USE_MONOTONIC |
763 | { |
827 | { |
764 | struct timespec ts; |
828 | struct timespec ts; |
765 | if (!clock_gettime (CLOCK_MONOTONIC, &ts)) |
829 | if (!clock_gettime (CLOCK_MONOTONIC, &ts)) |
… | |
… | |
770 | ev_rt_now = ev_time (); |
834 | ev_rt_now = ev_time (); |
771 | mn_now = get_clock (); |
835 | mn_now = get_clock (); |
772 | now_floor = mn_now; |
836 | now_floor = mn_now; |
773 | rtmn_diff = ev_rt_now - mn_now; |
837 | rtmn_diff = ev_rt_now - mn_now; |
774 | |
838 | |
775 | if (!(flags & EVMETHOD_NOENV) && !enable_secure () && getenv ("LIBEV_FLAGS")) |
839 | if (!(flags & EVFLAG_NOENV) |
|
|
840 | && !enable_secure () |
|
|
841 | && getenv ("LIBEV_FLAGS")) |
776 | flags = atoi (getenv ("LIBEV_FLAGS")); |
842 | flags = atoi (getenv ("LIBEV_FLAGS")); |
777 | |
843 | |
778 | if (!(flags & 0x0000ffff)) |
844 | if (!(flags & 0x0000ffffUL)) |
779 | flags |= 0x0000ffff; |
845 | flags |= ev_recommended_backends (); |
780 | |
846 | |
781 | method = 0; |
847 | backend = 0; |
|
|
848 | #if EV_USE_PORT |
|
|
849 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
|
|
850 | #endif |
782 | #if EV_USE_KQUEUE |
851 | #if EV_USE_KQUEUE |
783 | if (!method && (flags & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ flags); |
852 | if (!backend && (flags & EVBACKEND_KQUEUE)) backend = kqueue_init (EV_A_ flags); |
784 | #endif |
853 | #endif |
785 | #if EV_USE_EPOLL |
854 | #if EV_USE_EPOLL |
786 | if (!method && (flags & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ flags); |
855 | if (!backend && (flags & EVBACKEND_EPOLL )) backend = epoll_init (EV_A_ flags); |
787 | #endif |
856 | #endif |
788 | #if EV_USE_POLL |
857 | #if EV_USE_POLL |
789 | if (!method && (flags & EVMETHOD_POLL )) method = poll_init (EV_A_ flags); |
858 | if (!backend && (flags & EVBACKEND_POLL )) backend = poll_init (EV_A_ flags); |
790 | #endif |
859 | #endif |
791 | #if EV_USE_SELECT |
860 | #if EV_USE_SELECT |
792 | if (!method && (flags & EVMETHOD_SELECT)) method = select_init (EV_A_ flags); |
861 | if (!backend && (flags & EVBACKEND_SELECT)) backend = select_init (EV_A_ flags); |
793 | #endif |
862 | #endif |
794 | |
863 | |
795 | ev_init (&sigev, sigcb); |
864 | ev_init (&sigev, sigcb); |
796 | ev_set_priority (&sigev, EV_MAXPRI); |
865 | ev_set_priority (&sigev, EV_MAXPRI); |
797 | } |
866 | } |
798 | } |
867 | } |
799 | |
868 | |
800 | void |
869 | static void |
801 | loop_destroy (EV_P) |
870 | loop_destroy (EV_P) |
802 | { |
871 | { |
803 | int i; |
872 | int i; |
804 | |
873 | |
|
|
874 | #if EV_USE_PORT |
|
|
875 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
|
|
876 | #endif |
805 | #if EV_USE_KQUEUE |
877 | #if EV_USE_KQUEUE |
806 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
878 | if (backend == EVBACKEND_KQUEUE) kqueue_destroy (EV_A); |
807 | #endif |
879 | #endif |
808 | #if EV_USE_EPOLL |
880 | #if EV_USE_EPOLL |
809 | if (method == EVMETHOD_EPOLL ) epoll_destroy (EV_A); |
881 | if (backend == EVBACKEND_EPOLL ) epoll_destroy (EV_A); |
810 | #endif |
882 | #endif |
811 | #if EV_USE_POLL |
883 | #if EV_USE_POLL |
812 | if (method == EVMETHOD_POLL ) poll_destroy (EV_A); |
884 | if (backend == EVBACKEND_POLL ) poll_destroy (EV_A); |
813 | #endif |
885 | #endif |
814 | #if EV_USE_SELECT |
886 | #if EV_USE_SELECT |
815 | if (method == EVMETHOD_SELECT) select_destroy (EV_A); |
887 | if (backend == EVBACKEND_SELECT) select_destroy (EV_A); |
816 | #endif |
888 | #endif |
817 | |
889 | |
818 | for (i = NUMPRI; i--; ) |
890 | for (i = NUMPRI; i--; ) |
819 | array_free (pending, [i]); |
891 | array_free (pending, [i]); |
820 | |
892 | |
821 | /* have to use the microsoft-never-gets-it-right macro */ |
893 | /* have to use the microsoft-never-gets-it-right macro */ |
822 | array_free (fdchange, EMPTY); |
894 | array_free (fdchange, EMPTY0); |
823 | array_free (timer, EMPTY); |
895 | array_free (timer, EMPTY0); |
824 | #if EV_PERIODICS |
896 | #if EV_PERIODICS |
825 | array_free (periodic, EMPTY); |
897 | array_free (periodic, EMPTY0); |
826 | #endif |
898 | #endif |
827 | array_free (idle, EMPTY); |
899 | array_free (idle, EMPTY0); |
828 | array_free (prepare, EMPTY); |
900 | array_free (prepare, EMPTY0); |
829 | array_free (check, EMPTY); |
901 | array_free (check, EMPTY0); |
830 | |
902 | |
831 | method = 0; |
903 | backend = 0; |
832 | } |
904 | } |
833 | |
905 | |
834 | static void |
906 | static void |
835 | loop_fork (EV_P) |
907 | loop_fork (EV_P) |
836 | { |
908 | { |
|
|
909 | #if EV_USE_PORT |
|
|
910 | if (backend == EVBACKEND_PORT ) port_fork (EV_A); |
|
|
911 | #endif |
|
|
912 | #if EV_USE_KQUEUE |
|
|
913 | if (backend == EVBACKEND_KQUEUE) kqueue_fork (EV_A); |
|
|
914 | #endif |
837 | #if EV_USE_EPOLL |
915 | #if EV_USE_EPOLL |
838 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
916 | if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A); |
839 | #endif |
|
|
840 | #if EV_USE_KQUEUE |
|
|
841 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
|
|
842 | #endif |
917 | #endif |
843 | |
918 | |
844 | if (ev_is_active (&sigev)) |
919 | if (ev_is_active (&sigev)) |
845 | { |
920 | { |
846 | /* default loop */ |
921 | /* default loop */ |
… | |
… | |
867 | |
942 | |
868 | memset (loop, 0, sizeof (struct ev_loop)); |
943 | memset (loop, 0, sizeof (struct ev_loop)); |
869 | |
944 | |
870 | loop_init (EV_A_ flags); |
945 | loop_init (EV_A_ flags); |
871 | |
946 | |
872 | if (ev_method (EV_A)) |
947 | if (ev_backend (EV_A)) |
873 | return loop; |
948 | return loop; |
874 | |
949 | |
875 | return 0; |
950 | return 0; |
876 | } |
951 | } |
877 | |
952 | |
… | |
… | |
890 | |
965 | |
891 | #endif |
966 | #endif |
892 | |
967 | |
893 | #if EV_MULTIPLICITY |
968 | #if EV_MULTIPLICITY |
894 | struct ev_loop * |
969 | struct ev_loop * |
|
|
970 | ev_default_loop_init (unsigned int flags) |
895 | #else |
971 | #else |
896 | int |
972 | int |
897 | #endif |
|
|
898 | ev_default_loop (unsigned int flags) |
973 | ev_default_loop (unsigned int flags) |
|
|
974 | #endif |
899 | { |
975 | { |
900 | if (sigpipe [0] == sigpipe [1]) |
976 | if (sigpipe [0] == sigpipe [1]) |
901 | if (pipe (sigpipe)) |
977 | if (pipe (sigpipe)) |
902 | return 0; |
978 | return 0; |
903 | |
979 | |
904 | if (!default_loop) |
980 | if (!ev_default_loop_ptr) |
905 | { |
981 | { |
906 | #if EV_MULTIPLICITY |
982 | #if EV_MULTIPLICITY |
907 | struct ev_loop *loop = default_loop = &default_loop_struct; |
983 | struct ev_loop *loop = ev_default_loop_ptr = &default_loop_struct; |
908 | #else |
984 | #else |
909 | default_loop = 1; |
985 | ev_default_loop_ptr = 1; |
910 | #endif |
986 | #endif |
911 | |
987 | |
912 | loop_init (EV_A_ methods); |
988 | loop_init (EV_A_ flags); |
913 | |
989 | |
914 | if (ev_method (EV_A)) |
990 | if (ev_backend (EV_A)) |
915 | { |
991 | { |
916 | siginit (EV_A); |
992 | siginit (EV_A); |
917 | |
993 | |
918 | #ifndef _WIN32 |
994 | #ifndef _WIN32 |
919 | ev_signal_init (&childev, childcb, SIGCHLD); |
995 | ev_signal_init (&childev, childcb, SIGCHLD); |
… | |
… | |
921 | ev_signal_start (EV_A_ &childev); |
997 | ev_signal_start (EV_A_ &childev); |
922 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
998 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
923 | #endif |
999 | #endif |
924 | } |
1000 | } |
925 | else |
1001 | else |
926 | default_loop = 0; |
1002 | ev_default_loop_ptr = 0; |
927 | } |
1003 | } |
928 | |
1004 | |
929 | return default_loop; |
1005 | return ev_default_loop_ptr; |
930 | } |
1006 | } |
931 | |
1007 | |
932 | void |
1008 | void |
933 | ev_default_destroy (void) |
1009 | ev_default_destroy (void) |
934 | { |
1010 | { |
935 | #if EV_MULTIPLICITY |
1011 | #if EV_MULTIPLICITY |
936 | struct ev_loop *loop = default_loop; |
1012 | struct ev_loop *loop = ev_default_loop_ptr; |
937 | #endif |
1013 | #endif |
938 | |
1014 | |
939 | #ifndef _WIN32 |
1015 | #ifndef _WIN32 |
940 | ev_ref (EV_A); /* child watcher */ |
1016 | ev_ref (EV_A); /* child watcher */ |
941 | ev_signal_stop (EV_A_ &childev); |
1017 | ev_signal_stop (EV_A_ &childev); |
… | |
… | |
952 | |
1028 | |
953 | void |
1029 | void |
954 | ev_default_fork (void) |
1030 | ev_default_fork (void) |
955 | { |
1031 | { |
956 | #if EV_MULTIPLICITY |
1032 | #if EV_MULTIPLICITY |
957 | struct ev_loop *loop = default_loop; |
1033 | struct ev_loop *loop = ev_default_loop_ptr; |
958 | #endif |
1034 | #endif |
959 | |
1035 | |
960 | if (method) |
1036 | if (backend) |
961 | postfork = 1; |
1037 | postfork = 1; |
962 | } |
1038 | } |
963 | |
1039 | |
964 | /*****************************************************************************/ |
1040 | /*****************************************************************************/ |
965 | |
1041 | |
… | |
… | |
973 | return 1; |
1049 | return 1; |
974 | |
1050 | |
975 | return 0; |
1051 | return 0; |
976 | } |
1052 | } |
977 | |
1053 | |
978 | static void |
1054 | inline void |
979 | call_pending (EV_P) |
1055 | call_pending (EV_P) |
980 | { |
1056 | { |
981 | int pri; |
1057 | int pri; |
982 | |
1058 | |
983 | for (pri = NUMPRI; pri--; ) |
1059 | for (pri = NUMPRI; pri--; ) |
984 | while (pendingcnt [pri]) |
1060 | while (pendingcnt [pri]) |
985 | { |
1061 | { |
986 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
1062 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
987 | |
1063 | |
988 | if (p->w) |
1064 | if (expect_true (p->w)) |
989 | { |
1065 | { |
990 | p->w->pending = 0; |
1066 | p->w->pending = 0; |
991 | EV_CB_INVOKE (p->w, p->events); |
1067 | EV_CB_INVOKE (p->w, p->events); |
992 | } |
1068 | } |
993 | } |
1069 | } |
994 | } |
1070 | } |
995 | |
1071 | |
996 | static void |
1072 | inline void |
997 | timers_reify (EV_P) |
1073 | timers_reify (EV_P) |
998 | { |
1074 | { |
999 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
1075 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
1000 | { |
1076 | { |
1001 | struct ev_timer *w = timers [0]; |
1077 | struct ev_timer *w = timers [0]; |
… | |
… | |
1019 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1095 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1020 | } |
1096 | } |
1021 | } |
1097 | } |
1022 | |
1098 | |
1023 | #if EV_PERIODICS |
1099 | #if EV_PERIODICS |
1024 | static void |
1100 | inline void |
1025 | periodics_reify (EV_P) |
1101 | periodics_reify (EV_P) |
1026 | { |
1102 | { |
1027 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1103 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1028 | { |
1104 | { |
1029 | struct ev_periodic *w = periodics [0]; |
1105 | struct ev_periodic *w = periodics [0]; |
… | |
… | |
1088 | ev_rt_now = ev_time (); |
1164 | ev_rt_now = ev_time (); |
1089 | return 1; |
1165 | return 1; |
1090 | } |
1166 | } |
1091 | } |
1167 | } |
1092 | |
1168 | |
1093 | static void |
1169 | inline void |
1094 | time_update (EV_P) |
1170 | time_update (EV_P) |
1095 | { |
1171 | { |
1096 | int i; |
1172 | int i; |
1097 | |
1173 | |
1098 | #if EV_USE_MONOTONIC |
1174 | #if EV_USE_MONOTONIC |
… | |
… | |
1159 | ev_loop (EV_P_ int flags) |
1235 | ev_loop (EV_P_ int flags) |
1160 | { |
1236 | { |
1161 | double block; |
1237 | double block; |
1162 | loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0; |
1238 | loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0; |
1163 | |
1239 | |
1164 | do |
1240 | while (activecnt) |
1165 | { |
1241 | { |
1166 | /* queue check watchers (and execute them) */ |
1242 | /* queue check watchers (and execute them) */ |
1167 | if (expect_false (preparecnt)) |
1243 | if (expect_false (preparecnt)) |
1168 | { |
1244 | { |
1169 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1245 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
… | |
… | |
1197 | { |
1273 | { |
1198 | block = MAX_BLOCKTIME; |
1274 | block = MAX_BLOCKTIME; |
1199 | |
1275 | |
1200 | if (timercnt) |
1276 | if (timercnt) |
1201 | { |
1277 | { |
1202 | ev_tstamp to = ((WT)timers [0])->at - mn_now + method_fudge; |
1278 | ev_tstamp to = ((WT)timers [0])->at - mn_now + backend_fudge; |
1203 | if (block > to) block = to; |
1279 | if (block > to) block = to; |
1204 | } |
1280 | } |
1205 | |
1281 | |
1206 | #if EV_PERIODICS |
1282 | #if EV_PERIODICS |
1207 | if (periodiccnt) |
1283 | if (periodiccnt) |
1208 | { |
1284 | { |
1209 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge; |
1285 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + backend_fudge; |
1210 | if (block > to) block = to; |
1286 | if (block > to) block = to; |
1211 | } |
1287 | } |
1212 | #endif |
1288 | #endif |
1213 | |
1289 | |
1214 | if (block < 0.) block = 0.; |
1290 | if (expect_false (block < 0.)) block = 0.; |
1215 | } |
1291 | } |
1216 | |
1292 | |
1217 | method_poll (EV_A_ block); |
1293 | backend_poll (EV_A_ block); |
1218 | |
1294 | |
1219 | /* update ev_rt_now, do magic */ |
1295 | /* update ev_rt_now, do magic */ |
1220 | time_update (EV_A); |
1296 | time_update (EV_A); |
1221 | |
1297 | |
1222 | /* queue pending timers and reschedule them */ |
1298 | /* queue pending timers and reschedule them */ |
… | |
… | |
1228 | /* queue idle watchers unless io or timers are pending */ |
1304 | /* queue idle watchers unless io or timers are pending */ |
1229 | if (idlecnt && !any_pending (EV_A)) |
1305 | if (idlecnt && !any_pending (EV_A)) |
1230 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1306 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1231 | |
1307 | |
1232 | /* queue check watchers, to be executed first */ |
1308 | /* queue check watchers, to be executed first */ |
1233 | if (checkcnt) |
1309 | if (expect_false (checkcnt)) |
1234 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1310 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1235 | |
1311 | |
1236 | call_pending (EV_A); |
1312 | call_pending (EV_A); |
|
|
1313 | |
|
|
1314 | if (expect_false (loop_done)) |
|
|
1315 | break; |
1237 | } |
1316 | } |
1238 | while (activecnt && !loop_done); |
|
|
1239 | |
1317 | |
1240 | if (loop_done != 2) |
1318 | if (loop_done != 2) |
1241 | loop_done = 0; |
1319 | loop_done = 0; |
1242 | } |
1320 | } |
1243 | |
1321 | |
… | |
… | |
1303 | void |
1381 | void |
1304 | ev_io_start (EV_P_ struct ev_io *w) |
1382 | ev_io_start (EV_P_ struct ev_io *w) |
1305 | { |
1383 | { |
1306 | int fd = w->fd; |
1384 | int fd = w->fd; |
1307 | |
1385 | |
1308 | if (ev_is_active (w)) |
1386 | if (expect_false (ev_is_active (w))) |
1309 | return; |
1387 | return; |
1310 | |
1388 | |
1311 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1389 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1312 | |
1390 | |
1313 | ev_start (EV_A_ (W)w, 1); |
1391 | ev_start (EV_A_ (W)w, 1); |
… | |
… | |
1319 | |
1397 | |
1320 | void |
1398 | void |
1321 | ev_io_stop (EV_P_ struct ev_io *w) |
1399 | ev_io_stop (EV_P_ struct ev_io *w) |
1322 | { |
1400 | { |
1323 | ev_clear_pending (EV_A_ (W)w); |
1401 | ev_clear_pending (EV_A_ (W)w); |
1324 | if (!ev_is_active (w)) |
1402 | if (expect_false (!ev_is_active (w))) |
1325 | return; |
1403 | return; |
1326 | |
1404 | |
1327 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1405 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1328 | |
1406 | |
1329 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
1407 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
… | |
… | |
1333 | } |
1411 | } |
1334 | |
1412 | |
1335 | void |
1413 | void |
1336 | ev_timer_start (EV_P_ struct ev_timer *w) |
1414 | ev_timer_start (EV_P_ struct ev_timer *w) |
1337 | { |
1415 | { |
1338 | if (ev_is_active (w)) |
1416 | if (expect_false (ev_is_active (w))) |
1339 | return; |
1417 | return; |
1340 | |
1418 | |
1341 | ((WT)w)->at += mn_now; |
1419 | ((WT)w)->at += mn_now; |
1342 | |
1420 | |
1343 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1421 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1344 | |
1422 | |
1345 | ev_start (EV_A_ (W)w, ++timercnt); |
1423 | ev_start (EV_A_ (W)w, ++timercnt); |
1346 | array_needsize (struct ev_timer *, timers, timermax, timercnt, (void)); |
1424 | array_needsize (struct ev_timer *, timers, timermax, timercnt, EMPTY2); |
1347 | timers [timercnt - 1] = w; |
1425 | timers [timercnt - 1] = w; |
1348 | upheap ((WT *)timers, timercnt - 1); |
1426 | upheap ((WT *)timers, timercnt - 1); |
1349 | |
1427 | |
1350 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1428 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1351 | } |
1429 | } |
1352 | |
1430 | |
1353 | void |
1431 | void |
1354 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1432 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1355 | { |
1433 | { |
1356 | ev_clear_pending (EV_A_ (W)w); |
1434 | ev_clear_pending (EV_A_ (W)w); |
1357 | if (!ev_is_active (w)) |
1435 | if (expect_false (!ev_is_active (w))) |
1358 | return; |
1436 | return; |
1359 | |
1437 | |
1360 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1438 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1361 | |
1439 | |
1362 | if (((W)w)->active < timercnt--) |
1440 | if (expect_true (((W)w)->active < timercnt--)) |
1363 | { |
1441 | { |
1364 | timers [((W)w)->active - 1] = timers [timercnt]; |
1442 | timers [((W)w)->active - 1] = timers [timercnt]; |
1365 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1443 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1366 | } |
1444 | } |
1367 | |
1445 | |
… | |
… | |
1382 | } |
1460 | } |
1383 | else |
1461 | else |
1384 | ev_timer_stop (EV_A_ w); |
1462 | ev_timer_stop (EV_A_ w); |
1385 | } |
1463 | } |
1386 | else if (w->repeat) |
1464 | else if (w->repeat) |
|
|
1465 | { |
|
|
1466 | w->at = w->repeat; |
1387 | ev_timer_start (EV_A_ w); |
1467 | ev_timer_start (EV_A_ w); |
|
|
1468 | } |
1388 | } |
1469 | } |
1389 | |
1470 | |
1390 | #if EV_PERIODICS |
1471 | #if EV_PERIODICS |
1391 | void |
1472 | void |
1392 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1473 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1393 | { |
1474 | { |
1394 | if (ev_is_active (w)) |
1475 | if (expect_false (ev_is_active (w))) |
1395 | return; |
1476 | return; |
1396 | |
1477 | |
1397 | if (w->reschedule_cb) |
1478 | if (w->reschedule_cb) |
1398 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1479 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1399 | else if (w->interval) |
1480 | else if (w->interval) |
… | |
… | |
1402 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1483 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1403 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1484 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1404 | } |
1485 | } |
1405 | |
1486 | |
1406 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1487 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1407 | array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, (void)); |
1488 | array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2); |
1408 | periodics [periodiccnt - 1] = w; |
1489 | periodics [periodiccnt - 1] = w; |
1409 | upheap ((WT *)periodics, periodiccnt - 1); |
1490 | upheap ((WT *)periodics, periodiccnt - 1); |
1410 | |
1491 | |
1411 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1492 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1412 | } |
1493 | } |
1413 | |
1494 | |
1414 | void |
1495 | void |
1415 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1496 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1416 | { |
1497 | { |
1417 | ev_clear_pending (EV_A_ (W)w); |
1498 | ev_clear_pending (EV_A_ (W)w); |
1418 | if (!ev_is_active (w)) |
1499 | if (expect_false (!ev_is_active (w))) |
1419 | return; |
1500 | return; |
1420 | |
1501 | |
1421 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1502 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1422 | |
1503 | |
1423 | if (((W)w)->active < periodiccnt--) |
1504 | if (expect_true (((W)w)->active < periodiccnt--)) |
1424 | { |
1505 | { |
1425 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1506 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1426 | adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1507 | adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1427 | } |
1508 | } |
1428 | |
1509 | |
… | |
… | |
1439 | #endif |
1520 | #endif |
1440 | |
1521 | |
1441 | void |
1522 | void |
1442 | ev_idle_start (EV_P_ struct ev_idle *w) |
1523 | ev_idle_start (EV_P_ struct ev_idle *w) |
1443 | { |
1524 | { |
1444 | if (ev_is_active (w)) |
1525 | if (expect_false (ev_is_active (w))) |
1445 | return; |
1526 | return; |
1446 | |
1527 | |
1447 | ev_start (EV_A_ (W)w, ++idlecnt); |
1528 | ev_start (EV_A_ (W)w, ++idlecnt); |
1448 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, (void)); |
1529 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, EMPTY2); |
1449 | idles [idlecnt - 1] = w; |
1530 | idles [idlecnt - 1] = w; |
1450 | } |
1531 | } |
1451 | |
1532 | |
1452 | void |
1533 | void |
1453 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1534 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1454 | { |
1535 | { |
1455 | ev_clear_pending (EV_A_ (W)w); |
1536 | ev_clear_pending (EV_A_ (W)w); |
1456 | if (!ev_is_active (w)) |
1537 | if (expect_false (!ev_is_active (w))) |
1457 | return; |
1538 | return; |
1458 | |
1539 | |
1459 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1540 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1460 | ev_stop (EV_A_ (W)w); |
1541 | ev_stop (EV_A_ (W)w); |
1461 | } |
1542 | } |
1462 | |
1543 | |
1463 | void |
1544 | void |
1464 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1545 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1465 | { |
1546 | { |
1466 | if (ev_is_active (w)) |
1547 | if (expect_false (ev_is_active (w))) |
1467 | return; |
1548 | return; |
1468 | |
1549 | |
1469 | ev_start (EV_A_ (W)w, ++preparecnt); |
1550 | ev_start (EV_A_ (W)w, ++preparecnt); |
1470 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, (void)); |
1551 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
1471 | prepares [preparecnt - 1] = w; |
1552 | prepares [preparecnt - 1] = w; |
1472 | } |
1553 | } |
1473 | |
1554 | |
1474 | void |
1555 | void |
1475 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1556 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1476 | { |
1557 | { |
1477 | ev_clear_pending (EV_A_ (W)w); |
1558 | ev_clear_pending (EV_A_ (W)w); |
1478 | if (!ev_is_active (w)) |
1559 | if (expect_false (!ev_is_active (w))) |
1479 | return; |
1560 | return; |
1480 | |
1561 | |
1481 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1562 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1482 | ev_stop (EV_A_ (W)w); |
1563 | ev_stop (EV_A_ (W)w); |
1483 | } |
1564 | } |
1484 | |
1565 | |
1485 | void |
1566 | void |
1486 | ev_check_start (EV_P_ struct ev_check *w) |
1567 | ev_check_start (EV_P_ struct ev_check *w) |
1487 | { |
1568 | { |
1488 | if (ev_is_active (w)) |
1569 | if (expect_false (ev_is_active (w))) |
1489 | return; |
1570 | return; |
1490 | |
1571 | |
1491 | ev_start (EV_A_ (W)w, ++checkcnt); |
1572 | ev_start (EV_A_ (W)w, ++checkcnt); |
1492 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, (void)); |
1573 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, EMPTY2); |
1493 | checks [checkcnt - 1] = w; |
1574 | checks [checkcnt - 1] = w; |
1494 | } |
1575 | } |
1495 | |
1576 | |
1496 | void |
1577 | void |
1497 | ev_check_stop (EV_P_ struct ev_check *w) |
1578 | ev_check_stop (EV_P_ struct ev_check *w) |
1498 | { |
1579 | { |
1499 | ev_clear_pending (EV_A_ (W)w); |
1580 | ev_clear_pending (EV_A_ (W)w); |
1500 | if (!ev_is_active (w)) |
1581 | if (expect_false (!ev_is_active (w))) |
1501 | return; |
1582 | return; |
1502 | |
1583 | |
1503 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1584 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1504 | ev_stop (EV_A_ (W)w); |
1585 | ev_stop (EV_A_ (W)w); |
1505 | } |
1586 | } |
… | |
… | |
1510 | |
1591 | |
1511 | void |
1592 | void |
1512 | ev_signal_start (EV_P_ struct ev_signal *w) |
1593 | ev_signal_start (EV_P_ struct ev_signal *w) |
1513 | { |
1594 | { |
1514 | #if EV_MULTIPLICITY |
1595 | #if EV_MULTIPLICITY |
1515 | assert (("signal watchers are only supported in the default loop", loop == default_loop)); |
1596 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1516 | #endif |
1597 | #endif |
1517 | if (ev_is_active (w)) |
1598 | if (expect_false (ev_is_active (w))) |
1518 | return; |
1599 | return; |
1519 | |
1600 | |
1520 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1601 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1521 | |
1602 | |
1522 | ev_start (EV_A_ (W)w, 1); |
1603 | ev_start (EV_A_ (W)w, 1); |
… | |
… | |
1539 | |
1620 | |
1540 | void |
1621 | void |
1541 | ev_signal_stop (EV_P_ struct ev_signal *w) |
1622 | ev_signal_stop (EV_P_ struct ev_signal *w) |
1542 | { |
1623 | { |
1543 | ev_clear_pending (EV_A_ (W)w); |
1624 | ev_clear_pending (EV_A_ (W)w); |
1544 | if (!ev_is_active (w)) |
1625 | if (expect_false (!ev_is_active (w))) |
1545 | return; |
1626 | return; |
1546 | |
1627 | |
1547 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1628 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1548 | ev_stop (EV_A_ (W)w); |
1629 | ev_stop (EV_A_ (W)w); |
1549 | |
1630 | |
… | |
… | |
1553 | |
1634 | |
1554 | void |
1635 | void |
1555 | ev_child_start (EV_P_ struct ev_child *w) |
1636 | ev_child_start (EV_P_ struct ev_child *w) |
1556 | { |
1637 | { |
1557 | #if EV_MULTIPLICITY |
1638 | #if EV_MULTIPLICITY |
1558 | assert (("child watchers are only supported in the default loop", loop == default_loop)); |
1639 | assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1559 | #endif |
1640 | #endif |
1560 | if (ev_is_active (w)) |
1641 | if (expect_false (ev_is_active (w))) |
1561 | return; |
1642 | return; |
1562 | |
1643 | |
1563 | ev_start (EV_A_ (W)w, 1); |
1644 | ev_start (EV_A_ (W)w, 1); |
1564 | wlist_add ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1645 | wlist_add ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1565 | } |
1646 | } |
1566 | |
1647 | |
1567 | void |
1648 | void |
1568 | ev_child_stop (EV_P_ struct ev_child *w) |
1649 | ev_child_stop (EV_P_ struct ev_child *w) |
1569 | { |
1650 | { |
1570 | ev_clear_pending (EV_A_ (W)w); |
1651 | ev_clear_pending (EV_A_ (W)w); |
1571 | if (!ev_is_active (w)) |
1652 | if (expect_false (!ev_is_active (w))) |
1572 | return; |
1653 | return; |
1573 | |
1654 | |
1574 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1655 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1575 | ev_stop (EV_A_ (W)w); |
1656 | ev_stop (EV_A_ (W)w); |
1576 | } |
1657 | } |
… | |
… | |
1613 | void |
1694 | void |
1614 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1695 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1615 | { |
1696 | { |
1616 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
1697 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
1617 | |
1698 | |
1618 | if (!once) |
1699 | if (expect_false (!once)) |
|
|
1700 | { |
1619 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1701 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1620 | else |
1702 | return; |
1621 | { |
1703 | } |
|
|
1704 | |
1622 | once->cb = cb; |
1705 | once->cb = cb; |
1623 | once->arg = arg; |
1706 | once->arg = arg; |
1624 | |
1707 | |
1625 | ev_init (&once->io, once_cb_io); |
1708 | ev_init (&once->io, once_cb_io); |
1626 | if (fd >= 0) |
1709 | if (fd >= 0) |
1627 | { |
1710 | { |
1628 | ev_io_set (&once->io, fd, events); |
1711 | ev_io_set (&once->io, fd, events); |
1629 | ev_io_start (EV_A_ &once->io); |
1712 | ev_io_start (EV_A_ &once->io); |
1630 | } |
1713 | } |
1631 | |
1714 | |
1632 | ev_init (&once->to, once_cb_to); |
1715 | ev_init (&once->to, once_cb_to); |
1633 | if (timeout >= 0.) |
1716 | if (timeout >= 0.) |
1634 | { |
1717 | { |
1635 | ev_timer_set (&once->to, timeout, 0.); |
1718 | ev_timer_set (&once->to, timeout, 0.); |
1636 | ev_timer_start (EV_A_ &once->to); |
1719 | ev_timer_start (EV_A_ &once->to); |
1637 | } |
|
|
1638 | } |
1720 | } |
1639 | } |
1721 | } |
1640 | |
1722 | |
1641 | #ifdef __cplusplus |
1723 | #ifdef __cplusplus |
1642 | } |
1724 | } |