… | |
… | |
64 | #include <assert.h> |
64 | #include <assert.h> |
65 | #include <errno.h> |
65 | #include <errno.h> |
66 | #include <sys/types.h> |
66 | #include <sys/types.h> |
67 | #include <time.h> |
67 | #include <time.h> |
68 | |
68 | |
69 | #ifndef PERL |
|
|
70 | # include <signal.h> |
69 | #include <signal.h> |
71 | #endif |
|
|
72 | |
70 | |
73 | #ifndef WIN32 |
71 | #ifndef WIN32 |
74 | # include <unistd.h> |
72 | # include <unistd.h> |
75 | # include <sys/time.h> |
73 | # include <sys/time.h> |
76 | # include <sys/wait.h> |
74 | # include <sys/wait.h> |
… | |
… | |
150 | typedef struct ev_watcher_list *WL; |
148 | typedef struct ev_watcher_list *WL; |
151 | typedef struct ev_watcher_time *WT; |
149 | typedef struct ev_watcher_time *WT; |
152 | |
150 | |
153 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
151 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
154 | |
152 | |
155 | #if WIN32 |
153 | #include "ev_win32.c" |
156 | /* note: the comment below could not be substantiated, but what would I care */ |
|
|
157 | /* MSDN says this is required to handle SIGFPE */ |
|
|
158 | volatile double SIGFPE_REQ = 0.0f; |
|
|
159 | #endif |
|
|
160 | |
154 | |
161 | /*****************************************************************************/ |
155 | /*****************************************************************************/ |
162 | |
156 | |
163 | static void (*syserr_cb)(const char *msg); |
157 | static void (*syserr_cb)(const char *msg); |
164 | |
158 | |
… | |
… | |
221 | int events; |
215 | int events; |
222 | } ANPENDING; |
216 | } ANPENDING; |
223 | |
217 | |
224 | #if EV_MULTIPLICITY |
218 | #if EV_MULTIPLICITY |
225 | |
219 | |
226 | struct ev_loop |
220 | struct ev_loop |
227 | { |
221 | { |
228 | # define VAR(name,decl) decl; |
222 | #define VAR(name,decl) decl; |
229 | # include "ev_vars.h" |
223 | #include "ev_vars.h" |
230 | }; |
|
|
231 | # undef VAR |
224 | #undef VAR |
|
|
225 | }; |
232 | # include "ev_wrap.h" |
226 | #include "ev_wrap.h" |
|
|
227 | |
|
|
228 | struct ev_loop default_loop_struct; |
|
|
229 | static struct ev_loop *default_loop; |
233 | |
230 | |
234 | #else |
231 | #else |
235 | |
232 | |
236 | # define VAR(name,decl) static decl; |
233 | #define VAR(name,decl) static decl; |
237 | # include "ev_vars.h" |
234 | #include "ev_vars.h" |
238 | # undef VAR |
235 | #undef VAR |
|
|
236 | |
|
|
237 | static int default_loop; |
239 | |
238 | |
240 | #endif |
239 | #endif |
241 | |
240 | |
242 | /*****************************************************************************/ |
241 | /*****************************************************************************/ |
243 | |
242 | |
… | |
… | |
274 | ev_now (EV_P) |
273 | ev_now (EV_P) |
275 | { |
274 | { |
276 | return rt_now; |
275 | return rt_now; |
277 | } |
276 | } |
278 | |
277 | |
279 | #define array_roundsize(base,n) ((n) | 4 & ~3) |
278 | #define array_roundsize(type,n) ((n) | 4 & ~3) |
280 | |
279 | |
281 | #define array_needsize(base,cur,cnt,init) \ |
280 | #define array_needsize(type,base,cur,cnt,init) \ |
282 | if (expect_false ((cnt) > cur)) \ |
281 | if (expect_false ((cnt) > cur)) \ |
283 | { \ |
282 | { \ |
284 | int newcnt = cur; \ |
283 | int newcnt = cur; \ |
285 | do \ |
284 | do \ |
286 | { \ |
285 | { \ |
287 | newcnt = array_roundsize (base, newcnt << 1); \ |
286 | newcnt = array_roundsize (type, newcnt << 1); \ |
288 | } \ |
287 | } \ |
289 | while ((cnt) > newcnt); \ |
288 | while ((cnt) > newcnt); \ |
290 | \ |
289 | \ |
291 | base = ev_realloc (base, sizeof (*base) * (newcnt)); \ |
290 | base = (type *)ev_realloc (base, sizeof (type) * (newcnt));\ |
292 | init (base + cur, newcnt - cur); \ |
291 | init (base + cur, newcnt - cur); \ |
293 | cur = newcnt; \ |
292 | cur = newcnt; \ |
294 | } |
293 | } |
295 | |
294 | |
296 | #define array_slim(stem) \ |
295 | #define array_slim(type,stem) \ |
297 | if (stem ## max < array_roundsize (stem ## cnt >> 2)) \ |
296 | if (stem ## max < array_roundsize (stem ## cnt >> 2)) \ |
298 | { \ |
297 | { \ |
299 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
298 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
300 | base = ev_realloc (base, sizeof (*base) * (stem ## max)); \ |
299 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
301 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
300 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
302 | } |
301 | } |
303 | |
302 | |
304 | /* microsoft's pseudo-c is quite far from C as the rest of the world and the standard knows it */ |
303 | /* microsoft's pseudo-c is quite far from C as the rest of the world and the standard knows it */ |
305 | /* bringing us everlasting joy in form of stupid extra macros that are not required in C */ |
304 | /* bringing us everlasting joy in form of stupid extra macros that are not required in C */ |
… | |
… | |
322 | |
321 | |
323 | ++base; |
322 | ++base; |
324 | } |
323 | } |
325 | } |
324 | } |
326 | |
325 | |
327 | static void |
326 | void |
328 | event (EV_P_ W w, int events) |
327 | ev_feed_event (EV_P_ void *w, int revents) |
329 | { |
328 | { |
|
|
329 | W w_ = (W)w; |
|
|
330 | |
330 | if (w->pending) |
331 | if (w_->pending) |
331 | { |
332 | { |
332 | pendings [ABSPRI (w)][w->pending - 1].events |= events; |
333 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
333 | return; |
334 | return; |
334 | } |
335 | } |
335 | |
336 | |
336 | w->pending = ++pendingcnt [ABSPRI (w)]; |
337 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
337 | array_needsize (pendings [ABSPRI (w)], pendingmax [ABSPRI (w)], pendingcnt [ABSPRI (w)], (void)); |
338 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], (void)); |
338 | pendings [ABSPRI (w)][w->pending - 1].w = w; |
339 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
339 | pendings [ABSPRI (w)][w->pending - 1].events = events; |
340 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
340 | } |
341 | } |
341 | |
342 | |
342 | static void |
343 | static void |
343 | queue_events (EV_P_ W *events, int eventcnt, int type) |
344 | queue_events (EV_P_ W *events, int eventcnt, int type) |
344 | { |
345 | { |
345 | int i; |
346 | int i; |
346 | |
347 | |
347 | for (i = 0; i < eventcnt; ++i) |
348 | for (i = 0; i < eventcnt; ++i) |
348 | event (EV_A_ events [i], type); |
349 | ev_feed_event (EV_A_ events [i], type); |
349 | } |
350 | } |
350 | |
351 | |
351 | static void |
352 | inline void |
352 | fd_event (EV_P_ int fd, int events) |
353 | fd_event (EV_P_ int fd, int revents) |
353 | { |
354 | { |
354 | ANFD *anfd = anfds + fd; |
355 | ANFD *anfd = anfds + fd; |
355 | struct ev_io *w; |
356 | struct ev_io *w; |
356 | |
357 | |
357 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
358 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
358 | { |
359 | { |
359 | int ev = w->events & events; |
360 | int ev = w->events & revents; |
360 | |
361 | |
361 | if (ev) |
362 | if (ev) |
362 | event (EV_A_ (W)w, ev); |
363 | ev_feed_event (EV_A_ (W)w, ev); |
363 | } |
364 | } |
|
|
365 | } |
|
|
366 | |
|
|
367 | void |
|
|
368 | ev_feed_fd_event (EV_P_ int fd, int revents) |
|
|
369 | { |
|
|
370 | fd_event (EV_A_ fd, revents); |
364 | } |
371 | } |
365 | |
372 | |
366 | /*****************************************************************************/ |
373 | /*****************************************************************************/ |
367 | |
374 | |
368 | static void |
375 | static void |
… | |
… | |
397 | return; |
404 | return; |
398 | |
405 | |
399 | anfds [fd].reify = 1; |
406 | anfds [fd].reify = 1; |
400 | |
407 | |
401 | ++fdchangecnt; |
408 | ++fdchangecnt; |
402 | array_needsize (fdchanges, fdchangemax, fdchangecnt, (void)); |
409 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, (void)); |
403 | fdchanges [fdchangecnt - 1] = fd; |
410 | fdchanges [fdchangecnt - 1] = fd; |
404 | } |
411 | } |
405 | |
412 | |
406 | static void |
413 | static void |
407 | fd_kill (EV_P_ int fd) |
414 | fd_kill (EV_P_ int fd) |
… | |
… | |
409 | struct ev_io *w; |
416 | struct ev_io *w; |
410 | |
417 | |
411 | while ((w = (struct ev_io *)anfds [fd].head)) |
418 | while ((w = (struct ev_io *)anfds [fd].head)) |
412 | { |
419 | { |
413 | ev_io_stop (EV_A_ w); |
420 | ev_io_stop (EV_A_ w); |
414 | event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
421 | ev_feed_event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
415 | } |
422 | } |
416 | } |
423 | } |
417 | |
424 | |
418 | static int |
425 | static int |
419 | fd_valid (int fd) |
426 | fd_valid (int fd) |
… | |
… | |
547 | |
554 | |
548 | if (!gotsig) |
555 | if (!gotsig) |
549 | { |
556 | { |
550 | int old_errno = errno; |
557 | int old_errno = errno; |
551 | gotsig = 1; |
558 | gotsig = 1; |
|
|
559 | #ifdef WIN32 |
|
|
560 | send (sigpipe [1], &signum, 1, MSG_DONTWAIT); |
|
|
561 | #else |
552 | write (sigpipe [1], &signum, 1); |
562 | write (sigpipe [1], &signum, 1); |
|
|
563 | #endif |
553 | errno = old_errno; |
564 | errno = old_errno; |
554 | } |
565 | } |
555 | } |
566 | } |
556 | |
567 | |
|
|
568 | void |
|
|
569 | ev_feed_signal_event (EV_P_ int signum) |
|
|
570 | { |
|
|
571 | WL w; |
|
|
572 | |
|
|
573 | #if EV_MULTIPLICITY |
|
|
574 | assert (("feeding signal events is only supported in the default loop", loop == default_loop)); |
|
|
575 | #endif |
|
|
576 | |
|
|
577 | --signum; |
|
|
578 | |
|
|
579 | if (signum < 0 || signum >= signalmax) |
|
|
580 | return; |
|
|
581 | |
|
|
582 | signals [signum].gotsig = 0; |
|
|
583 | |
|
|
584 | for (w = signals [signum].head; w; w = w->next) |
|
|
585 | ev_feed_event (EV_A_ (W)w, EV_SIGNAL); |
|
|
586 | } |
|
|
587 | |
557 | static void |
588 | static void |
558 | sigcb (EV_P_ struct ev_io *iow, int revents) |
589 | sigcb (EV_P_ struct ev_io *iow, int revents) |
559 | { |
590 | { |
560 | WL w; |
|
|
561 | int signum; |
591 | int signum; |
562 | |
592 | |
|
|
593 | #ifdef WIN32 |
|
|
594 | recv (sigpipe [0], &revents, 1, MSG_DONTWAIT); |
|
|
595 | #else |
563 | read (sigpipe [0], &revents, 1); |
596 | read (sigpipe [0], &revents, 1); |
|
|
597 | #endif |
564 | gotsig = 0; |
598 | gotsig = 0; |
565 | |
599 | |
566 | for (signum = signalmax; signum--; ) |
600 | for (signum = signalmax; signum--; ) |
567 | if (signals [signum].gotsig) |
601 | if (signals [signum].gotsig) |
568 | { |
602 | ev_feed_signal_event (EV_A_ signum + 1); |
569 | signals [signum].gotsig = 0; |
|
|
570 | |
|
|
571 | for (w = signals [signum].head; w; w = w->next) |
|
|
572 | event (EV_A_ (W)w, EV_SIGNAL); |
|
|
573 | } |
|
|
574 | } |
603 | } |
575 | |
604 | |
576 | static void |
605 | static void |
577 | siginit (EV_P) |
606 | siginit (EV_P) |
578 | { |
607 | { |
… | |
… | |
611 | if (w->pid == pid || !w->pid) |
640 | if (w->pid == pid || !w->pid) |
612 | { |
641 | { |
613 | ev_priority (w) = ev_priority (sw); /* need to do it *now* */ |
642 | ev_priority (w) = ev_priority (sw); /* need to do it *now* */ |
614 | w->rpid = pid; |
643 | w->rpid = pid; |
615 | w->rstatus = status; |
644 | w->rstatus = status; |
616 | event (EV_A_ (W)w, EV_CHILD); |
645 | ev_feed_event (EV_A_ (W)w, EV_CHILD); |
617 | } |
646 | } |
618 | } |
647 | } |
619 | |
648 | |
620 | static void |
649 | static void |
621 | childcb (EV_P_ struct ev_signal *sw, int revents) |
650 | childcb (EV_P_ struct ev_signal *sw, int revents) |
… | |
… | |
623 | int pid, status; |
652 | int pid, status; |
624 | |
653 | |
625 | if (0 < (pid = waitpid (-1, &status, WNOHANG | WUNTRACED | WCONTINUED))) |
654 | if (0 < (pid = waitpid (-1, &status, WNOHANG | WUNTRACED | WCONTINUED))) |
626 | { |
655 | { |
627 | /* make sure we are called again until all childs have been reaped */ |
656 | /* make sure we are called again until all childs have been reaped */ |
628 | event (EV_A_ (W)sw, EV_SIGNAL); |
657 | ev_feed_event (EV_A_ (W)sw, EV_SIGNAL); |
629 | |
658 | |
630 | child_reap (EV_A_ sw, pid, pid, status); |
659 | child_reap (EV_A_ sw, pid, pid, status); |
631 | child_reap (EV_A_ sw, 0, pid, status); /* this might trigger a watcher twice, but event catches that */ |
660 | child_reap (EV_A_ sw, 0, pid, status); /* this might trigger a watcher twice, but event catches that */ |
632 | } |
661 | } |
633 | } |
662 | } |
… | |
… | |
818 | } |
847 | } |
819 | |
848 | |
820 | #endif |
849 | #endif |
821 | |
850 | |
822 | #if EV_MULTIPLICITY |
851 | #if EV_MULTIPLICITY |
823 | struct ev_loop default_loop_struct; |
|
|
824 | static struct ev_loop *default_loop; |
|
|
825 | |
|
|
826 | struct ev_loop * |
852 | struct ev_loop * |
827 | #else |
853 | #else |
828 | static int default_loop; |
|
|
829 | |
|
|
830 | int |
854 | int |
831 | #endif |
855 | #endif |
832 | ev_default_loop (int methods) |
856 | ev_default_loop (int methods) |
833 | { |
857 | { |
834 | if (sigpipe [0] == sigpipe [1]) |
858 | if (sigpipe [0] == sigpipe [1]) |
… | |
… | |
894 | if (method) |
918 | if (method) |
895 | postfork = 1; |
919 | postfork = 1; |
896 | } |
920 | } |
897 | |
921 | |
898 | /*****************************************************************************/ |
922 | /*****************************************************************************/ |
|
|
923 | |
|
|
924 | static int |
|
|
925 | any_pending (EV_P) |
|
|
926 | { |
|
|
927 | int pri; |
|
|
928 | |
|
|
929 | for (pri = NUMPRI; pri--; ) |
|
|
930 | if (pendingcnt [pri]) |
|
|
931 | return 1; |
|
|
932 | |
|
|
933 | return 0; |
|
|
934 | } |
899 | |
935 | |
900 | static void |
936 | static void |
901 | call_pending (EV_P) |
937 | call_pending (EV_P) |
902 | { |
938 | { |
903 | int pri; |
939 | int pri; |
… | |
… | |
932 | downheap ((WT *)timers, timercnt, 0); |
968 | downheap ((WT *)timers, timercnt, 0); |
933 | } |
969 | } |
934 | else |
970 | else |
935 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
971 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
936 | |
972 | |
937 | event (EV_A_ (W)w, EV_TIMEOUT); |
973 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
938 | } |
974 | } |
939 | } |
975 | } |
940 | |
976 | |
941 | static void |
977 | static void |
942 | periodics_reify (EV_P) |
978 | periodics_reify (EV_P) |
… | |
… | |
946 | struct ev_periodic *w = periodics [0]; |
982 | struct ev_periodic *w = periodics [0]; |
947 | |
983 | |
948 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
984 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
949 | |
985 | |
950 | /* first reschedule or stop timer */ |
986 | /* first reschedule or stop timer */ |
|
|
987 | if (w->reschedule_cb) |
|
|
988 | { |
|
|
989 | ev_tstamp at = ((WT)w)->at = w->reschedule_cb (w, rt_now + 0.0001); |
|
|
990 | |
|
|
991 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > rt_now)); |
|
|
992 | downheap ((WT *)periodics, periodiccnt, 0); |
|
|
993 | } |
951 | if (w->interval) |
994 | else if (w->interval) |
952 | { |
995 | { |
953 | ((WT)w)->at += floor ((rt_now - ((WT)w)->at) / w->interval + 1.) * w->interval; |
996 | ((WT)w)->at += floor ((rt_now - ((WT)w)->at) / w->interval + 1.) * w->interval; |
954 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > rt_now)); |
997 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > rt_now)); |
955 | downheap ((WT *)periodics, periodiccnt, 0); |
998 | downheap ((WT *)periodics, periodiccnt, 0); |
956 | } |
999 | } |
957 | else |
1000 | else |
958 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1001 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
959 | |
1002 | |
960 | event (EV_A_ (W)w, EV_PERIODIC); |
1003 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
961 | } |
1004 | } |
962 | } |
1005 | } |
963 | |
1006 | |
964 | static void |
1007 | static void |
965 | periodics_reschedule (EV_P) |
1008 | periodics_reschedule (EV_P) |
… | |
… | |
969 | /* adjust periodics after time jump */ |
1012 | /* adjust periodics after time jump */ |
970 | for (i = 0; i < periodiccnt; ++i) |
1013 | for (i = 0; i < periodiccnt; ++i) |
971 | { |
1014 | { |
972 | struct ev_periodic *w = periodics [i]; |
1015 | struct ev_periodic *w = periodics [i]; |
973 | |
1016 | |
|
|
1017 | if (w->reschedule_cb) |
|
|
1018 | ((WT)w)->at = w->reschedule_cb (w, rt_now); |
974 | if (w->interval) |
1019 | else if (w->interval) |
975 | { |
|
|
976 | ev_tstamp diff = ceil ((rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1020 | ((WT)w)->at += ceil ((rt_now - ((WT)w)->at) / w->interval) * w->interval; |
977 | |
|
|
978 | if (fabs (diff) >= 1e-4) |
|
|
979 | { |
|
|
980 | ev_periodic_stop (EV_A_ w); |
|
|
981 | ev_periodic_start (EV_A_ w); |
|
|
982 | |
|
|
983 | i = 0; /* restart loop, inefficient, but time jumps should be rare */ |
|
|
984 | } |
|
|
985 | } |
|
|
986 | } |
1021 | } |
|
|
1022 | |
|
|
1023 | /* now rebuild the heap */ |
|
|
1024 | for (i = periodiccnt >> 1; i--; ) |
|
|
1025 | downheap ((WT *)periodics, periodiccnt, i); |
987 | } |
1026 | } |
988 | |
1027 | |
989 | inline int |
1028 | inline int |
990 | time_update_monotonic (EV_P) |
1029 | time_update_monotonic (EV_P) |
991 | { |
1030 | { |
… | |
… | |
1087 | /* update fd-related kernel structures */ |
1126 | /* update fd-related kernel structures */ |
1088 | fd_reify (EV_A); |
1127 | fd_reify (EV_A); |
1089 | |
1128 | |
1090 | /* calculate blocking time */ |
1129 | /* calculate blocking time */ |
1091 | |
1130 | |
1092 | /* we only need this for !monotonic clockor timers, but as we basically |
1131 | /* we only need this for !monotonic clock or timers, but as we basically |
1093 | always have timers, we just calculate it always */ |
1132 | always have timers, we just calculate it always */ |
1094 | #if EV_USE_MONOTONIC |
1133 | #if EV_USE_MONOTONIC |
1095 | if (expect_true (have_monotonic)) |
1134 | if (expect_true (have_monotonic)) |
1096 | time_update_monotonic (EV_A); |
1135 | time_update_monotonic (EV_A); |
1097 | else |
1136 | else |
… | |
… | |
1130 | /* queue pending timers and reschedule them */ |
1169 | /* queue pending timers and reschedule them */ |
1131 | timers_reify (EV_A); /* relative timers called last */ |
1170 | timers_reify (EV_A); /* relative timers called last */ |
1132 | periodics_reify (EV_A); /* absolute timers called first */ |
1171 | periodics_reify (EV_A); /* absolute timers called first */ |
1133 | |
1172 | |
1134 | /* queue idle watchers unless io or timers are pending */ |
1173 | /* queue idle watchers unless io or timers are pending */ |
1135 | if (!pendingcnt) |
1174 | if (idlecnt && !any_pending (EV_A)) |
1136 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1175 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1137 | |
1176 | |
1138 | /* queue check watchers, to be executed first */ |
1177 | /* queue check watchers, to be executed first */ |
1139 | if (checkcnt) |
1178 | if (checkcnt) |
1140 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1179 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
… | |
… | |
1215 | return; |
1254 | return; |
1216 | |
1255 | |
1217 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1256 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1218 | |
1257 | |
1219 | ev_start (EV_A_ (W)w, 1); |
1258 | ev_start (EV_A_ (W)w, 1); |
1220 | array_needsize (anfds, anfdmax, fd + 1, anfds_init); |
1259 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
1221 | wlist_add ((WL *)&anfds[fd].head, (WL)w); |
1260 | wlist_add ((WL *)&anfds[fd].head, (WL)w); |
1222 | |
1261 | |
1223 | fd_change (EV_A_ fd); |
1262 | fd_change (EV_A_ fd); |
1224 | } |
1263 | } |
1225 | |
1264 | |
… | |
… | |
1245 | ((WT)w)->at += mn_now; |
1284 | ((WT)w)->at += mn_now; |
1246 | |
1285 | |
1247 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1286 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1248 | |
1287 | |
1249 | ev_start (EV_A_ (W)w, ++timercnt); |
1288 | ev_start (EV_A_ (W)w, ++timercnt); |
1250 | array_needsize (timers, timermax, timercnt, (void)); |
1289 | array_needsize (struct ev_timer *, timers, timermax, timercnt, (void)); |
1251 | timers [timercnt - 1] = w; |
1290 | timers [timercnt - 1] = w; |
1252 | upheap ((WT *)timers, timercnt - 1); |
1291 | upheap ((WT *)timers, timercnt - 1); |
1253 | |
1292 | |
1254 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1293 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1255 | } |
1294 | } |
… | |
… | |
1295 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1334 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1296 | { |
1335 | { |
1297 | if (ev_is_active (w)) |
1336 | if (ev_is_active (w)) |
1298 | return; |
1337 | return; |
1299 | |
1338 | |
|
|
1339 | if (w->reschedule_cb) |
|
|
1340 | ((WT)w)->at = w->reschedule_cb (w, rt_now); |
|
|
1341 | else if (w->interval) |
|
|
1342 | { |
1300 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1343 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1301 | |
|
|
1302 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1344 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1303 | if (w->interval) |
|
|
1304 | ((WT)w)->at += ceil ((rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1345 | ((WT)w)->at += ceil ((rt_now - ((WT)w)->at) / w->interval) * w->interval; |
|
|
1346 | } |
1305 | |
1347 | |
1306 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1348 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1307 | array_needsize (periodics, periodicmax, periodiccnt, (void)); |
1349 | array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, (void)); |
1308 | periodics [periodiccnt - 1] = w; |
1350 | periodics [periodiccnt - 1] = w; |
1309 | upheap ((WT *)periodics, periodiccnt - 1); |
1351 | upheap ((WT *)periodics, periodiccnt - 1); |
1310 | |
1352 | |
1311 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1353 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1312 | } |
1354 | } |
… | |
… | |
1328 | |
1370 | |
1329 | ev_stop (EV_A_ (W)w); |
1371 | ev_stop (EV_A_ (W)w); |
1330 | } |
1372 | } |
1331 | |
1373 | |
1332 | void |
1374 | void |
|
|
1375 | ev_periodic_again (EV_P_ struct ev_periodic *w) |
|
|
1376 | { |
|
|
1377 | ev_periodic_stop (EV_A_ w); |
|
|
1378 | ev_periodic_start (EV_A_ w); |
|
|
1379 | } |
|
|
1380 | |
|
|
1381 | void |
1333 | ev_idle_start (EV_P_ struct ev_idle *w) |
1382 | ev_idle_start (EV_P_ struct ev_idle *w) |
1334 | { |
1383 | { |
1335 | if (ev_is_active (w)) |
1384 | if (ev_is_active (w)) |
1336 | return; |
1385 | return; |
1337 | |
1386 | |
1338 | ev_start (EV_A_ (W)w, ++idlecnt); |
1387 | ev_start (EV_A_ (W)w, ++idlecnt); |
1339 | array_needsize (idles, idlemax, idlecnt, (void)); |
1388 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, (void)); |
1340 | idles [idlecnt - 1] = w; |
1389 | idles [idlecnt - 1] = w; |
1341 | } |
1390 | } |
1342 | |
1391 | |
1343 | void |
1392 | void |
1344 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1393 | ev_idle_stop (EV_P_ struct ev_idle *w) |
… | |
… | |
1356 | { |
1405 | { |
1357 | if (ev_is_active (w)) |
1406 | if (ev_is_active (w)) |
1358 | return; |
1407 | return; |
1359 | |
1408 | |
1360 | ev_start (EV_A_ (W)w, ++preparecnt); |
1409 | ev_start (EV_A_ (W)w, ++preparecnt); |
1361 | array_needsize (prepares, preparemax, preparecnt, (void)); |
1410 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, (void)); |
1362 | prepares [preparecnt - 1] = w; |
1411 | prepares [preparecnt - 1] = w; |
1363 | } |
1412 | } |
1364 | |
1413 | |
1365 | void |
1414 | void |
1366 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1415 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
… | |
… | |
1378 | { |
1427 | { |
1379 | if (ev_is_active (w)) |
1428 | if (ev_is_active (w)) |
1380 | return; |
1429 | return; |
1381 | |
1430 | |
1382 | ev_start (EV_A_ (W)w, ++checkcnt); |
1431 | ev_start (EV_A_ (W)w, ++checkcnt); |
1383 | array_needsize (checks, checkmax, checkcnt, (void)); |
1432 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, (void)); |
1384 | checks [checkcnt - 1] = w; |
1433 | checks [checkcnt - 1] = w; |
1385 | } |
1434 | } |
1386 | |
1435 | |
1387 | void |
1436 | void |
1388 | ev_check_stop (EV_P_ struct ev_check *w) |
1437 | ev_check_stop (EV_P_ struct ev_check *w) |
… | |
… | |
1409 | return; |
1458 | return; |
1410 | |
1459 | |
1411 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1460 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1412 | |
1461 | |
1413 | ev_start (EV_A_ (W)w, 1); |
1462 | ev_start (EV_A_ (W)w, 1); |
1414 | array_needsize (signals, signalmax, w->signum, signals_init); |
1463 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
1415 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1464 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1416 | |
1465 | |
1417 | if (!((WL)w)->next) |
1466 | if (!((WL)w)->next) |
1418 | { |
1467 | { |
1419 | #if WIN32 |
1468 | #if WIN32 |
… | |
… | |
1502 | } |
1551 | } |
1503 | |
1552 | |
1504 | void |
1553 | void |
1505 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1554 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1506 | { |
1555 | { |
1507 | struct ev_once *once = ev_malloc (sizeof (struct ev_once)); |
1556 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
1508 | |
1557 | |
1509 | if (!once) |
1558 | if (!once) |
1510 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1559 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1511 | else |
1560 | else |
1512 | { |
1561 | { |