1 | /* |
1 | /* |
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2 | * libev event processing core, watcher management |
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3 | * |
2 | * Copyright (c) 2007 Marc Alexander Lehmann <libev@schmorp.de> |
4 | * Copyright (c) 2007 Marc Alexander Lehmann <libev@schmorp.de> |
3 | * All rights reserved. |
5 | * All rights reserved. |
4 | * |
6 | * |
5 | * Redistribution and use in source and binary forms, with or without |
7 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions are |
8 | * modification, are permitted provided that the following conditions are |
… | |
… | |
45 | #include <sys/wait.h> |
47 | #include <sys/wait.h> |
46 | #include <sys/time.h> |
48 | #include <sys/time.h> |
47 | #include <time.h> |
49 | #include <time.h> |
48 | |
50 | |
49 | #ifndef EV_USE_MONOTONIC |
51 | #ifndef EV_USE_MONOTONIC |
50 | # ifdef CLOCK_MONOTONIC |
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51 | # define EV_USE_MONOTONIC 1 |
52 | # define EV_USE_MONOTONIC 1 |
52 | # endif |
53 | #endif |
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54 | |
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55 | #ifndef CLOCK_MONOTONIC |
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56 | # undef EV_USE_MONOTONIC |
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57 | # define EV_USE_MONOTONIC 0 |
53 | #endif |
58 | #endif |
54 | |
59 | |
55 | #ifndef EV_USE_SELECT |
60 | #ifndef EV_USE_SELECT |
56 | # define EV_USE_SELECT 1 |
61 | # define EV_USE_SELECT 1 |
57 | #endif |
62 | #endif |
58 | |
63 | |
59 | #ifndef EV_USE_EPOLL |
64 | #ifndef EV_USE_EPOLL |
60 | # define EV_USE_EPOLL 0 |
65 | # define EV_USE_EPOLL 0 |
61 | #endif |
66 | #endif |
62 | |
67 | |
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68 | #ifndef CLOCK_REALTIME |
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69 | # define EV_USE_REALTIME 0 |
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70 | #endif |
63 | #ifndef EV_USE_REALTIME |
71 | #ifndef EV_USE_REALTIME |
64 | # define EV_USE_REALTIME 1 /* posix requirement, but might be slower */ |
72 | # define EV_USE_REALTIME 1 /* posix requirement, but might be slower */ |
65 | #endif |
73 | #endif |
66 | |
74 | |
67 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
75 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
68 | #define MAX_BLOCKTIME 59.731 |
76 | #define MAX_BLOCKTIME 59.731 /* never wait longer than this time (to detetc time jumps) */ |
69 | #define PID_HASHSIZE 16 /* size of pid hahs table, must be power of two */ |
77 | #define PID_HASHSIZE 16 /* size of pid hash table, must be power of two */ |
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78 | #define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds */ |
70 | |
79 | |
71 | #include "ev.h" |
80 | #include "ev.h" |
72 | |
81 | |
73 | typedef struct ev_watcher *W; |
82 | typedef struct ev_watcher *W; |
74 | typedef struct ev_watcher_list *WL; |
83 | typedef struct ev_watcher_list *WL; |
… | |
… | |
113 | #endif |
122 | #endif |
114 | |
123 | |
115 | return ev_time (); |
124 | return ev_time (); |
116 | } |
125 | } |
117 | |
126 | |
118 | #define array_nextsize(n) (((n) << 1) | 4 & ~3) |
127 | #define array_roundsize(base,n) ((n) | 4 & ~3) |
119 | #define array_prevsize(n) (((n) >> 1) | 4 & ~3) |
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120 | |
128 | |
121 | #define array_needsize(base,cur,cnt,init) \ |
129 | #define array_needsize(base,cur,cnt,init) \ |
122 | if ((cnt) > cur) \ |
130 | if ((cnt) > cur) \ |
123 | { \ |
131 | { \ |
124 | int newcnt = cur; \ |
132 | int newcnt = cur; \ |
125 | do \ |
133 | do \ |
126 | { \ |
134 | { \ |
127 | newcnt = array_nextsize (newcnt); \ |
135 | newcnt = array_roundsize (base, newcnt << 1); \ |
128 | } \ |
136 | } \ |
129 | while ((cnt) > newcnt); \ |
137 | while ((cnt) > newcnt); \ |
130 | \ |
138 | \ |
131 | base = realloc (base, sizeof (*base) * (newcnt)); \ |
139 | base = realloc (base, sizeof (*base) * (newcnt)); \ |
132 | init (base + cur, newcnt - cur); \ |
140 | init (base + cur, newcnt - cur); \ |
… | |
… | |
136 | /*****************************************************************************/ |
144 | /*****************************************************************************/ |
137 | |
145 | |
138 | typedef struct |
146 | typedef struct |
139 | { |
147 | { |
140 | struct ev_io *head; |
148 | struct ev_io *head; |
141 | int events; |
149 | unsigned char events; |
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150 | unsigned char reify; |
142 | } ANFD; |
151 | } ANFD; |
143 | |
152 | |
144 | static ANFD *anfds; |
153 | static ANFD *anfds; |
145 | static int anfdmax; |
154 | static int anfdmax; |
146 | |
155 | |
… | |
… | |
149 | { |
158 | { |
150 | while (count--) |
159 | while (count--) |
151 | { |
160 | { |
152 | base->head = 0; |
161 | base->head = 0; |
153 | base->events = EV_NONE; |
162 | base->events = EV_NONE; |
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163 | base->reify = 0; |
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164 | |
154 | ++base; |
165 | ++base; |
155 | } |
166 | } |
156 | } |
167 | } |
157 | |
168 | |
158 | typedef struct |
169 | typedef struct |
… | |
… | |
165 | static int pendingmax, pendingcnt; |
176 | static int pendingmax, pendingcnt; |
166 | |
177 | |
167 | static void |
178 | static void |
168 | event (W w, int events) |
179 | event (W w, int events) |
169 | { |
180 | { |
170 | if (w->active) |
181 | if (w->pending) |
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182 | { |
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183 | pendings [w->pending - 1].events |= events; |
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184 | return; |
171 | { |
185 | } |
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186 | |
172 | w->pending = ++pendingcnt; |
187 | w->pending = ++pendingcnt; |
173 | array_needsize (pendings, pendingmax, pendingcnt, ); |
188 | array_needsize (pendings, pendingmax, pendingcnt, ); |
174 | pendings [pendingcnt - 1].w = w; |
189 | pendings [pendingcnt - 1].w = w; |
175 | pendings [pendingcnt - 1].events = events; |
190 | pendings [pendingcnt - 1].events = events; |
176 | } |
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177 | } |
191 | } |
178 | |
192 | |
179 | static void |
193 | static void |
180 | queue_events (W *events, int eventcnt, int type) |
194 | queue_events (W *events, int eventcnt, int type) |
181 | { |
195 | { |
… | |
… | |
219 | int events = 0; |
233 | int events = 0; |
220 | |
234 | |
221 | for (w = anfd->head; w; w = w->next) |
235 | for (w = anfd->head; w; w = w->next) |
222 | events |= w->events; |
236 | events |= w->events; |
223 | |
237 | |
224 | anfd->events &= ~EV_REIFY; |
238 | anfd->reify = 0; |
225 | |
239 | |
226 | if (anfd->events != events) |
240 | if (anfd->events != events) |
227 | { |
241 | { |
228 | method_modify (fd, anfd->events, events); |
242 | method_modify (fd, anfd->events, events); |
229 | anfd->events = events; |
243 | anfd->events = events; |
… | |
… | |
234 | } |
248 | } |
235 | |
249 | |
236 | static void |
250 | static void |
237 | fd_change (int fd) |
251 | fd_change (int fd) |
238 | { |
252 | { |
239 | if (anfds [fd].events & EV_REIFY || fdchangecnt < 0) |
253 | if (anfds [fd].reify || fdchangecnt < 0) |
240 | return; |
254 | return; |
241 | |
255 | |
242 | anfds [fd].events |= EV_REIFY; |
256 | anfds [fd].reify = 1; |
243 | |
257 | |
244 | ++fdchangecnt; |
258 | ++fdchangecnt; |
245 | array_needsize (fdchanges, fdchangemax, fdchangecnt, ); |
259 | array_needsize (fdchanges, fdchangemax, fdchangecnt, ); |
246 | fdchanges [fdchangecnt - 1] = fd; |
260 | fdchanges [fdchangecnt - 1] = fd; |
247 | } |
261 | } |
… | |
… | |
255 | for (fd = 0; fd < anfdmax; ++fd) |
269 | for (fd = 0; fd < anfdmax; ++fd) |
256 | if (anfds [fd].events) |
270 | if (anfds [fd].events) |
257 | if (fcntl (fd, F_GETFD) == -1 && errno == EBADF) |
271 | if (fcntl (fd, F_GETFD) == -1 && errno == EBADF) |
258 | while (anfds [fd].head) |
272 | while (anfds [fd].head) |
259 | { |
273 | { |
260 | event ((W)anfds [fd].head, EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT); |
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261 | ev_io_stop (anfds [fd].head); |
274 | ev_io_stop (anfds [fd].head); |
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275 | event ((W)anfds [fd].head, EV_ERROR | EV_READ | EV_WRITE); |
262 | } |
276 | } |
263 | } |
277 | } |
264 | |
278 | |
265 | /*****************************************************************************/ |
279 | /*****************************************************************************/ |
266 | |
280 | |
… | |
… | |
314 | /*****************************************************************************/ |
328 | /*****************************************************************************/ |
315 | |
329 | |
316 | typedef struct |
330 | typedef struct |
317 | { |
331 | { |
318 | struct ev_signal *head; |
332 | struct ev_signal *head; |
319 | sig_atomic_t gotsig; |
333 | sig_atomic_t volatile gotsig; |
320 | } ANSIG; |
334 | } ANSIG; |
321 | |
335 | |
322 | static ANSIG *signals; |
336 | static ANSIG *signals; |
323 | static int signalmax; |
337 | static int signalmax; |
324 | |
338 | |
325 | static int sigpipe [2]; |
339 | static int sigpipe [2]; |
326 | static sig_atomic_t gotsig; |
340 | static sig_atomic_t volatile gotsig; |
327 | static struct ev_io sigev; |
341 | static struct ev_io sigev; |
328 | |
342 | |
329 | static void |
343 | static void |
330 | signals_init (ANSIG *base, int count) |
344 | signals_init (ANSIG *base, int count) |
331 | { |
345 | { |
332 | while (count--) |
346 | while (count--) |
333 | { |
347 | { |
334 | base->head = 0; |
348 | base->head = 0; |
335 | base->gotsig = 0; |
349 | base->gotsig = 0; |
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350 | |
336 | ++base; |
351 | ++base; |
337 | } |
352 | } |
338 | } |
353 | } |
339 | |
354 | |
340 | static void |
355 | static void |
… | |
… | |
343 | signals [signum - 1].gotsig = 1; |
358 | signals [signum - 1].gotsig = 1; |
344 | |
359 | |
345 | if (!gotsig) |
360 | if (!gotsig) |
346 | { |
361 | { |
347 | gotsig = 1; |
362 | gotsig = 1; |
348 | write (sigpipe [1], &gotsig, 1); |
363 | write (sigpipe [1], &signum, 1); |
349 | } |
364 | } |
350 | } |
365 | } |
351 | |
366 | |
352 | static void |
367 | static void |
353 | sigcb (struct ev_io *iow, int revents) |
368 | sigcb (struct ev_io *iow, int revents) |
354 | { |
369 | { |
355 | struct ev_signal *w; |
370 | struct ev_signal *w; |
356 | int sig; |
371 | int sig; |
357 | |
372 | |
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373 | read (sigpipe [0], &revents, 1); |
358 | gotsig = 0; |
374 | gotsig = 0; |
359 | read (sigpipe [0], &revents, 1); |
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360 | |
375 | |
361 | for (sig = signalmax; sig--; ) |
376 | for (sig = signalmax; sig--; ) |
362 | if (signals [sig].gotsig) |
377 | if (signals [sig].gotsig) |
363 | { |
378 | { |
364 | signals [sig].gotsig = 0; |
379 | signals [sig].gotsig = 0; |
… | |
… | |
479 | } |
494 | } |
480 | |
495 | |
481 | /*****************************************************************************/ |
496 | /*****************************************************************************/ |
482 | |
497 | |
483 | void |
498 | void |
484 | ev_prefork (void) |
499 | ev_fork_prepare (void) |
485 | { |
500 | { |
486 | /* nop */ |
501 | /* nop */ |
487 | } |
502 | } |
488 | |
503 | |
489 | void |
504 | void |
490 | ev_postfork_parent (void) |
505 | ev_fork_parent (void) |
491 | { |
506 | { |
492 | /* nop */ |
507 | /* nop */ |
493 | } |
508 | } |
494 | |
509 | |
495 | void |
510 | void |
496 | ev_postfork_child (void) |
511 | ev_fork_child (void) |
497 | { |
512 | { |
498 | #if EV_USE_EPOLL |
513 | #if EV_USE_EPOLL |
499 | if (ev_method == EVMETHOD_EPOLL) |
514 | if (ev_method == EVMETHOD_EPOLL) |
500 | epoll_postfork_child (); |
515 | epoll_postfork_child (); |
501 | #endif |
516 | #endif |
… | |
… | |
529 | { |
544 | { |
530 | while (timercnt && timers [0]->at <= now) |
545 | while (timercnt && timers [0]->at <= now) |
531 | { |
546 | { |
532 | struct ev_timer *w = timers [0]; |
547 | struct ev_timer *w = timers [0]; |
533 | |
548 | |
534 | event ((W)w, EV_TIMEOUT); |
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535 | |
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536 | /* first reschedule or stop timer */ |
549 | /* first reschedule or stop timer */ |
537 | if (w->repeat) |
550 | if (w->repeat) |
538 | { |
551 | { |
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552 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
539 | w->at = now + w->repeat; |
553 | w->at = now + w->repeat; |
540 | assert (("timer timeout in the past, negative repeat?", w->at > now)); |
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541 | downheap ((WT *)timers, timercnt, 0); |
554 | downheap ((WT *)timers, timercnt, 0); |
542 | } |
555 | } |
543 | else |
556 | else |
544 | ev_timer_stop (w); /* nonrepeating: stop timer */ |
557 | ev_timer_stop (w); /* nonrepeating: stop timer */ |
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558 | |
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559 | event ((W)w, EV_TIMEOUT); |
545 | } |
560 | } |
546 | } |
561 | } |
547 | |
562 | |
548 | static void |
563 | static void |
549 | periodics_reify (void) |
564 | periodics_reify (void) |
… | |
… | |
554 | |
569 | |
555 | /* first reschedule or stop timer */ |
570 | /* first reschedule or stop timer */ |
556 | if (w->interval) |
571 | if (w->interval) |
557 | { |
572 | { |
558 | w->at += floor ((ev_now - w->at) / w->interval + 1.) * w->interval; |
573 | w->at += floor ((ev_now - w->at) / w->interval + 1.) * w->interval; |
559 | assert (("periodic timeout in the past, negative interval?", w->at > ev_now)); |
574 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", w->at > ev_now)); |
560 | downheap ((WT *)periodics, periodiccnt, 0); |
575 | downheap ((WT *)periodics, periodiccnt, 0); |
561 | } |
576 | } |
562 | else |
577 | else |
563 | ev_periodic_stop (w); /* nonrepeating: stop timer */ |
578 | ev_periodic_stop (w); /* nonrepeating: stop timer */ |
564 | |
579 | |
565 | event ((W)w, EV_TIMEOUT); |
580 | event ((W)w, EV_PERIODIC); |
566 | } |
581 | } |
567 | } |
582 | } |
568 | |
583 | |
569 | static void |
584 | static void |
570 | periodics_reschedule (ev_tstamp diff) |
585 | periodics_reschedule (ev_tstamp diff) |
… | |
… | |
725 | head = &(*head)->next; |
740 | head = &(*head)->next; |
726 | } |
741 | } |
727 | } |
742 | } |
728 | |
743 | |
729 | static void |
744 | static void |
730 | ev_clear (W w) |
745 | ev_clear_pending (W w) |
731 | { |
746 | { |
732 | if (w->pending) |
747 | if (w->pending) |
733 | { |
748 | { |
734 | pendings [w->pending - 1].w = 0; |
749 | pendings [w->pending - 1].w = 0; |
735 | w->pending = 0; |
750 | w->pending = 0; |
… | |
… | |
751 | /*****************************************************************************/ |
766 | /*****************************************************************************/ |
752 | |
767 | |
753 | void |
768 | void |
754 | ev_io_start (struct ev_io *w) |
769 | ev_io_start (struct ev_io *w) |
755 | { |
770 | { |
756 | if (ev_is_active (w)) |
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757 | return; |
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758 | |
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759 | int fd = w->fd; |
771 | int fd = w->fd; |
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772 | |
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773 | if (ev_is_active (w)) |
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774 | return; |
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775 | |
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776 | assert (("ev_io_start called with negative fd", fd >= 0)); |
760 | |
777 | |
761 | ev_start ((W)w, 1); |
778 | ev_start ((W)w, 1); |
762 | array_needsize (anfds, anfdmax, fd + 1, anfds_init); |
779 | array_needsize (anfds, anfdmax, fd + 1, anfds_init); |
763 | wlist_add ((WL *)&anfds[fd].head, (WL)w); |
780 | wlist_add ((WL *)&anfds[fd].head, (WL)w); |
764 | |
781 | |
… | |
… | |
766 | } |
783 | } |
767 | |
784 | |
768 | void |
785 | void |
769 | ev_io_stop (struct ev_io *w) |
786 | ev_io_stop (struct ev_io *w) |
770 | { |
787 | { |
771 | ev_clear ((W)w); |
788 | ev_clear_pending ((W)w); |
772 | if (!ev_is_active (w)) |
789 | if (!ev_is_active (w)) |
773 | return; |
790 | return; |
774 | |
791 | |
775 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
792 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
776 | ev_stop ((W)w); |
793 | ev_stop ((W)w); |
… | |
… | |
784 | if (ev_is_active (w)) |
801 | if (ev_is_active (w)) |
785 | return; |
802 | return; |
786 | |
803 | |
787 | w->at += now; |
804 | w->at += now; |
788 | |
805 | |
789 | assert (("timer repeat value less than zero not allowed", w->repeat >= 0.)); |
806 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
790 | |
807 | |
791 | ev_start ((W)w, ++timercnt); |
808 | ev_start ((W)w, ++timercnt); |
792 | array_needsize (timers, timermax, timercnt, ); |
809 | array_needsize (timers, timermax, timercnt, ); |
793 | timers [timercnt - 1] = w; |
810 | timers [timercnt - 1] = w; |
794 | upheap ((WT *)timers, timercnt - 1); |
811 | upheap ((WT *)timers, timercnt - 1); |
795 | } |
812 | } |
796 | |
813 | |
797 | void |
814 | void |
798 | ev_timer_stop (struct ev_timer *w) |
815 | ev_timer_stop (struct ev_timer *w) |
799 | { |
816 | { |
800 | ev_clear ((W)w); |
817 | ev_clear_pending ((W)w); |
801 | if (!ev_is_active (w)) |
818 | if (!ev_is_active (w)) |
802 | return; |
819 | return; |
803 | |
820 | |
804 | if (w->active < timercnt--) |
821 | if (w->active < timercnt--) |
805 | { |
822 | { |
… | |
… | |
833 | ev_periodic_start (struct ev_periodic *w) |
850 | ev_periodic_start (struct ev_periodic *w) |
834 | { |
851 | { |
835 | if (ev_is_active (w)) |
852 | if (ev_is_active (w)) |
836 | return; |
853 | return; |
837 | |
854 | |
838 | assert (("periodic interval value less than zero not allowed", w->interval >= 0.)); |
855 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
839 | |
856 | |
840 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
857 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
841 | if (w->interval) |
858 | if (w->interval) |
842 | w->at += ceil ((ev_now - w->at) / w->interval) * w->interval; |
859 | w->at += ceil ((ev_now - w->at) / w->interval) * w->interval; |
843 | |
860 | |
… | |
… | |
848 | } |
865 | } |
849 | |
866 | |
850 | void |
867 | void |
851 | ev_periodic_stop (struct ev_periodic *w) |
868 | ev_periodic_stop (struct ev_periodic *w) |
852 | { |
869 | { |
853 | ev_clear ((W)w); |
870 | ev_clear_pending ((W)w); |
854 | if (!ev_is_active (w)) |
871 | if (!ev_is_active (w)) |
855 | return; |
872 | return; |
856 | |
873 | |
857 | if (w->active < periodiccnt--) |
874 | if (w->active < periodiccnt--) |
858 | { |
875 | { |
… | |
… | |
866 | void |
883 | void |
867 | ev_signal_start (struct ev_signal *w) |
884 | ev_signal_start (struct ev_signal *w) |
868 | { |
885 | { |
869 | if (ev_is_active (w)) |
886 | if (ev_is_active (w)) |
870 | return; |
887 | return; |
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888 | |
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889 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
871 | |
890 | |
872 | ev_start ((W)w, 1); |
891 | ev_start ((W)w, 1); |
873 | array_needsize (signals, signalmax, w->signum, signals_init); |
892 | array_needsize (signals, signalmax, w->signum, signals_init); |
874 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
893 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
875 | |
894 | |
… | |
… | |
884 | } |
903 | } |
885 | |
904 | |
886 | void |
905 | void |
887 | ev_signal_stop (struct ev_signal *w) |
906 | ev_signal_stop (struct ev_signal *w) |
888 | { |
907 | { |
889 | ev_clear ((W)w); |
908 | ev_clear_pending ((W)w); |
890 | if (!ev_is_active (w)) |
909 | if (!ev_is_active (w)) |
891 | return; |
910 | return; |
892 | |
911 | |
893 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
912 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
894 | ev_stop ((W)w); |
913 | ev_stop ((W)w); |
… | |
… | |
909 | } |
928 | } |
910 | |
929 | |
911 | void |
930 | void |
912 | ev_idle_stop (struct ev_idle *w) |
931 | ev_idle_stop (struct ev_idle *w) |
913 | { |
932 | { |
914 | ev_clear ((W)w); |
933 | ev_clear_pending ((W)w); |
915 | if (ev_is_active (w)) |
934 | if (ev_is_active (w)) |
916 | return; |
935 | return; |
917 | |
936 | |
918 | idles [w->active - 1] = idles [--idlecnt]; |
937 | idles [w->active - 1] = idles [--idlecnt]; |
919 | ev_stop ((W)w); |
938 | ev_stop ((W)w); |
… | |
… | |
931 | } |
950 | } |
932 | |
951 | |
933 | void |
952 | void |
934 | ev_prepare_stop (struct ev_prepare *w) |
953 | ev_prepare_stop (struct ev_prepare *w) |
935 | { |
954 | { |
936 | ev_clear ((W)w); |
955 | ev_clear_pending ((W)w); |
937 | if (ev_is_active (w)) |
956 | if (ev_is_active (w)) |
938 | return; |
957 | return; |
939 | |
958 | |
940 | prepares [w->active - 1] = prepares [--preparecnt]; |
959 | prepares [w->active - 1] = prepares [--preparecnt]; |
941 | ev_stop ((W)w); |
960 | ev_stop ((W)w); |
… | |
… | |
953 | } |
972 | } |
954 | |
973 | |
955 | void |
974 | void |
956 | ev_check_stop (struct ev_check *w) |
975 | ev_check_stop (struct ev_check *w) |
957 | { |
976 | { |
958 | ev_clear ((W)w); |
977 | ev_clear_pending ((W)w); |
959 | if (ev_is_active (w)) |
978 | if (ev_is_active (w)) |
960 | return; |
979 | return; |
961 | |
980 | |
962 | checks [w->active - 1] = checks [--checkcnt]; |
981 | checks [w->active - 1] = checks [--checkcnt]; |
963 | ev_stop ((W)w); |
982 | ev_stop ((W)w); |
… | |
… | |
974 | } |
993 | } |
975 | |
994 | |
976 | void |
995 | void |
977 | ev_child_stop (struct ev_child *w) |
996 | ev_child_stop (struct ev_child *w) |
978 | { |
997 | { |
979 | ev_clear ((W)w); |
998 | ev_clear_pending ((W)w); |
980 | if (ev_is_active (w)) |
999 | if (ev_is_active (w)) |
981 | return; |
1000 | return; |
982 | |
1001 | |
983 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1002 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
984 | ev_stop ((W)w); |
1003 | ev_stop ((W)w); |