… | |
… | |
126 | # define EV_USE_EVENTFD 1 |
126 | # define EV_USE_EVENTFD 1 |
127 | # else |
127 | # else |
128 | # define EV_USE_EVENTFD 0 |
128 | # define EV_USE_EVENTFD 0 |
129 | # endif |
129 | # endif |
130 | # endif |
130 | # endif |
131 | |
131 | |
132 | #endif |
132 | #endif |
133 | |
133 | |
134 | #include <math.h> |
134 | #include <math.h> |
135 | #include <stdlib.h> |
135 | #include <stdlib.h> |
136 | #include <fcntl.h> |
136 | #include <fcntl.h> |
… | |
… | |
154 | #ifndef _WIN32 |
154 | #ifndef _WIN32 |
155 | # include <sys/time.h> |
155 | # include <sys/time.h> |
156 | # include <sys/wait.h> |
156 | # include <sys/wait.h> |
157 | # include <unistd.h> |
157 | # include <unistd.h> |
158 | #else |
158 | #else |
|
|
159 | # include <io.h> |
159 | # define WIN32_LEAN_AND_MEAN |
160 | # define WIN32_LEAN_AND_MEAN |
160 | # include <windows.h> |
161 | # include <windows.h> |
161 | # ifndef EV_SELECT_IS_WINSOCKET |
162 | # ifndef EV_SELECT_IS_WINSOCKET |
162 | # define EV_SELECT_IS_WINSOCKET 1 |
163 | # define EV_SELECT_IS_WINSOCKET 1 |
163 | # endif |
164 | # endif |
164 | #endif |
165 | #endif |
165 | |
166 | |
166 | /* this block tries to deduce configuration from header-defined symbols and defaults */ |
167 | /* this block tries to deduce configuration from header-defined symbols and defaults */ |
167 | |
168 | |
168 | #ifndef EV_USE_MONOTONIC |
169 | #ifndef EV_USE_MONOTONIC |
|
|
170 | # if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 |
|
|
171 | # define EV_USE_MONOTONIC 1 |
|
|
172 | # else |
169 | # define EV_USE_MONOTONIC 0 |
173 | # define EV_USE_MONOTONIC 0 |
|
|
174 | # endif |
170 | #endif |
175 | #endif |
171 | |
176 | |
172 | #ifndef EV_USE_REALTIME |
177 | #ifndef EV_USE_REALTIME |
173 | # define EV_USE_REALTIME 0 |
178 | # define EV_USE_REALTIME 0 |
174 | #endif |
179 | #endif |
175 | |
180 | |
176 | #ifndef EV_USE_NANOSLEEP |
181 | #ifndef EV_USE_NANOSLEEP |
|
|
182 | # if _POSIX_C_SOURCE >= 199309L |
|
|
183 | # define EV_USE_NANOSLEEP 1 |
|
|
184 | # else |
177 | # define EV_USE_NANOSLEEP 0 |
185 | # define EV_USE_NANOSLEEP 0 |
|
|
186 | # endif |
178 | #endif |
187 | #endif |
179 | |
188 | |
180 | #ifndef EV_USE_SELECT |
189 | #ifndef EV_USE_SELECT |
181 | # define EV_USE_SELECT 1 |
190 | # define EV_USE_SELECT 1 |
182 | #endif |
191 | #endif |
… | |
… | |
233 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
242 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
234 | # define EV_USE_EVENTFD 1 |
243 | # define EV_USE_EVENTFD 1 |
235 | # else |
244 | # else |
236 | # define EV_USE_EVENTFD 0 |
245 | # define EV_USE_EVENTFD 0 |
237 | # endif |
246 | # endif |
|
|
247 | #endif |
|
|
248 | |
|
|
249 | #if 0 /* debugging */ |
|
|
250 | # define EV_VERIFY 3 |
|
|
251 | # define EV_USE_4HEAP 1 |
|
|
252 | # define EV_HEAP_CACHE_AT 1 |
|
|
253 | #endif |
|
|
254 | |
|
|
255 | #ifndef EV_VERIFY |
|
|
256 | # define EV_VERIFY !EV_MINIMAL |
|
|
257 | #endif |
|
|
258 | |
|
|
259 | #ifndef EV_USE_4HEAP |
|
|
260 | # define EV_USE_4HEAP !EV_MINIMAL |
|
|
261 | #endif |
|
|
262 | |
|
|
263 | #ifndef EV_HEAP_CACHE_AT |
|
|
264 | # define EV_HEAP_CACHE_AT !EV_MINIMAL |
238 | #endif |
265 | #endif |
239 | |
266 | |
240 | /* this block fixes any misconfiguration where we know we run into trouble otherwise */ |
267 | /* this block fixes any misconfiguration where we know we run into trouble otherwise */ |
241 | |
268 | |
242 | #ifndef CLOCK_MONOTONIC |
269 | #ifndef CLOCK_MONOTONIC |
… | |
… | |
279 | } |
306 | } |
280 | # endif |
307 | # endif |
281 | #endif |
308 | #endif |
282 | |
309 | |
283 | /**/ |
310 | /**/ |
|
|
311 | |
|
|
312 | #if EV_VERIFY >= 3 |
|
|
313 | # define EV_FREQUENT_CHECK ev_loop_verify (EV_A) |
|
|
314 | #else |
|
|
315 | # define EV_FREQUENT_CHECK do { } while (0) |
|
|
316 | #endif |
284 | |
317 | |
285 | /* |
318 | /* |
286 | * This is used to avoid floating point rounding problems. |
319 | * This is used to avoid floating point rounding problems. |
287 | * It is added to ev_rt_now when scheduling periodics |
320 | * It is added to ev_rt_now when scheduling periodics |
288 | * to ensure progress, time-wise, even when rounding |
321 | * to ensure progress, time-wise, even when rounding |
… | |
… | |
325 | |
358 | |
326 | typedef ev_watcher *W; |
359 | typedef ev_watcher *W; |
327 | typedef ev_watcher_list *WL; |
360 | typedef ev_watcher_list *WL; |
328 | typedef ev_watcher_time *WT; |
361 | typedef ev_watcher_time *WT; |
329 | |
362 | |
|
|
363 | #define ev_active(w) ((W)(w))->active |
|
|
364 | #define ev_at(w) ((WT)(w))->at |
|
|
365 | |
330 | #if EV_USE_MONOTONIC |
366 | #if EV_USE_MONOTONIC |
331 | /* sig_atomic_t is used to avoid per-thread variables or locking but still */ |
367 | /* sig_atomic_t is used to avoid per-thread variables or locking but still */ |
332 | /* giving it a reasonably high chance of working on typical architetcures */ |
368 | /* giving it a reasonably high chance of working on typical architetcures */ |
333 | static EV_ATOMIC_T have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
369 | static EV_ATOMIC_T have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
334 | #endif |
370 | #endif |
… | |
… | |
419 | W w; |
455 | W w; |
420 | int events; |
456 | int events; |
421 | } ANPENDING; |
457 | } ANPENDING; |
422 | |
458 | |
423 | #if EV_USE_INOTIFY |
459 | #if EV_USE_INOTIFY |
|
|
460 | /* hash table entry per inotify-id */ |
424 | typedef struct |
461 | typedef struct |
425 | { |
462 | { |
426 | WL head; |
463 | WL head; |
427 | } ANFS; |
464 | } ANFS; |
|
|
465 | #endif |
|
|
466 | |
|
|
467 | /* Heap Entry */ |
|
|
468 | #if EV_HEAP_CACHE_AT |
|
|
469 | typedef struct { |
|
|
470 | ev_tstamp at; |
|
|
471 | WT w; |
|
|
472 | } ANHE; |
|
|
473 | |
|
|
474 | #define ANHE_w(he) (he).w /* access watcher, read-write */ |
|
|
475 | #define ANHE_at(he) (he).at /* access cached at, read-only */ |
|
|
476 | #define ANHE_at_cache(he) (he).at = (he).w->at /* update at from watcher */ |
|
|
477 | #else |
|
|
478 | typedef WT ANHE; |
|
|
479 | |
|
|
480 | #define ANHE_w(he) (he) |
|
|
481 | #define ANHE_at(he) (he)->at |
|
|
482 | #define ANHE_at_cache(he) |
428 | #endif |
483 | #endif |
429 | |
484 | |
430 | #if EV_MULTIPLICITY |
485 | #if EV_MULTIPLICITY |
431 | |
486 | |
432 | struct ev_loop |
487 | struct ev_loop |
… | |
… | |
510 | struct timeval tv; |
565 | struct timeval tv; |
511 | |
566 | |
512 | tv.tv_sec = (time_t)delay; |
567 | tv.tv_sec = (time_t)delay; |
513 | tv.tv_usec = (long)((delay - (ev_tstamp)(tv.tv_sec)) * 1e6); |
568 | tv.tv_usec = (long)((delay - (ev_tstamp)(tv.tv_sec)) * 1e6); |
514 | |
569 | |
|
|
570 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
|
|
571 | /* somehting nto guaranteed by newer posix versions, but guaranteed */ |
|
|
572 | /* by older ones */ |
515 | select (0, 0, 0, 0, &tv); |
573 | select (0, 0, 0, 0, &tv); |
516 | #endif |
574 | #endif |
517 | } |
575 | } |
518 | } |
576 | } |
519 | |
577 | |
520 | /*****************************************************************************/ |
578 | /*****************************************************************************/ |
|
|
579 | |
|
|
580 | #define MALLOC_ROUND 4096 /* prefer to allocate in chunks of this size, must be 2**n and >> 4 longs */ |
521 | |
581 | |
522 | int inline_size |
582 | int inline_size |
523 | array_nextsize (int elem, int cur, int cnt) |
583 | array_nextsize (int elem, int cur, int cnt) |
524 | { |
584 | { |
525 | int ncur = cur + 1; |
585 | int ncur = cur + 1; |
526 | |
586 | |
527 | do |
587 | do |
528 | ncur <<= 1; |
588 | ncur <<= 1; |
529 | while (cnt > ncur); |
589 | while (cnt > ncur); |
530 | |
590 | |
531 | /* if size > 4096, round to 4096 - 4 * longs to accomodate malloc overhead */ |
591 | /* if size is large, round to MALLOC_ROUND - 4 * longs to accomodate malloc overhead */ |
532 | if (elem * ncur > 4096) |
592 | if (elem * ncur > MALLOC_ROUND - sizeof (void *) * 4) |
533 | { |
593 | { |
534 | ncur *= elem; |
594 | ncur *= elem; |
535 | ncur = (ncur + elem + 4095 + sizeof (void *) * 4) & ~4095; |
595 | ncur = (ncur + elem + (MALLOC_ROUND - 1) + sizeof (void *) * 4) & ~(MALLOC_ROUND - 1); |
536 | ncur = ncur - sizeof (void *) * 4; |
596 | ncur = ncur - sizeof (void *) * 4; |
537 | ncur /= elem; |
597 | ncur /= elem; |
538 | } |
598 | } |
539 | |
599 | |
540 | return ncur; |
600 | return ncur; |
… | |
… | |
651 | events |= (unsigned char)w->events; |
711 | events |= (unsigned char)w->events; |
652 | |
712 | |
653 | #if EV_SELECT_IS_WINSOCKET |
713 | #if EV_SELECT_IS_WINSOCKET |
654 | if (events) |
714 | if (events) |
655 | { |
715 | { |
656 | unsigned long argp; |
716 | unsigned long arg; |
657 | #ifdef EV_FD_TO_WIN32_HANDLE |
717 | #ifdef EV_FD_TO_WIN32_HANDLE |
658 | anfd->handle = EV_FD_TO_WIN32_HANDLE (fd); |
718 | anfd->handle = EV_FD_TO_WIN32_HANDLE (fd); |
659 | #else |
719 | #else |
660 | anfd->handle = _get_osfhandle (fd); |
720 | anfd->handle = _get_osfhandle (fd); |
661 | #endif |
721 | #endif |
662 | assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0)); |
722 | assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &arg) == 0)); |
663 | } |
723 | } |
664 | #endif |
724 | #endif |
665 | |
725 | |
666 | { |
726 | { |
667 | unsigned char o_events = anfd->events; |
727 | unsigned char o_events = anfd->events; |
… | |
… | |
720 | { |
780 | { |
721 | int fd; |
781 | int fd; |
722 | |
782 | |
723 | for (fd = 0; fd < anfdmax; ++fd) |
783 | for (fd = 0; fd < anfdmax; ++fd) |
724 | if (anfds [fd].events) |
784 | if (anfds [fd].events) |
725 | if (!fd_valid (fd) == -1 && errno == EBADF) |
785 | if (!fd_valid (fd) && errno == EBADF) |
726 | fd_kill (EV_A_ fd); |
786 | fd_kill (EV_A_ fd); |
727 | } |
787 | } |
728 | |
788 | |
729 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
789 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
730 | static void noinline |
790 | static void noinline |
… | |
… | |
754 | } |
814 | } |
755 | } |
815 | } |
756 | |
816 | |
757 | /*****************************************************************************/ |
817 | /*****************************************************************************/ |
758 | |
818 | |
|
|
819 | /* |
|
|
820 | * the heap functions want a real array index. array index 0 uis guaranteed to not |
|
|
821 | * be in-use at any time. the first heap entry is at array [HEAP0]. DHEAP gives |
|
|
822 | * the branching factor of the d-tree. |
|
|
823 | */ |
|
|
824 | |
|
|
825 | /* |
|
|
826 | * at the moment we allow libev the luxury of two heaps, |
|
|
827 | * a small-code-size 2-heap one and a ~1.5kb larger 4-heap |
|
|
828 | * which is more cache-efficient. |
|
|
829 | * the difference is about 5% with 50000+ watchers. |
|
|
830 | */ |
|
|
831 | #if EV_USE_4HEAP |
|
|
832 | |
|
|
833 | #define DHEAP 4 |
|
|
834 | #define HEAP0 (DHEAP - 1) /* index of first element in heap */ |
|
|
835 | #define HPARENT(k) ((((k) - HEAP0 - 1) / DHEAP) + HEAP0) |
|
|
836 | #define UPHEAP_DONE(p,k) ((p) == (k)) |
|
|
837 | |
|
|
838 | /* away from the root */ |
|
|
839 | void inline_speed |
|
|
840 | downheap (ANHE *heap, int N, int k) |
|
|
841 | { |
|
|
842 | ANHE he = heap [k]; |
|
|
843 | ANHE *E = heap + N + HEAP0; |
|
|
844 | |
|
|
845 | for (;;) |
|
|
846 | { |
|
|
847 | ev_tstamp minat; |
|
|
848 | ANHE *minpos; |
|
|
849 | ANHE *pos = heap + DHEAP * (k - HEAP0) + HEAP0 + 1; |
|
|
850 | |
|
|
851 | /* find minimum child */ |
|
|
852 | if (expect_true (pos + DHEAP - 1 < E)) |
|
|
853 | { |
|
|
854 | /* fast path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
|
|
855 | if ( ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
|
|
856 | if ( ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
|
|
857 | if ( ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
|
|
858 | } |
|
|
859 | else if (pos < E) |
|
|
860 | { |
|
|
861 | /* slow path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
|
|
862 | if (pos + 1 < E && ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
|
|
863 | if (pos + 2 < E && ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
|
|
864 | if (pos + 3 < E && ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
|
|
865 | } |
|
|
866 | else |
|
|
867 | break; |
|
|
868 | |
|
|
869 | if (ANHE_at (he) <= minat) |
|
|
870 | break; |
|
|
871 | |
|
|
872 | heap [k] = *minpos; |
|
|
873 | ev_active (ANHE_w (*minpos)) = k; |
|
|
874 | |
|
|
875 | k = minpos - heap; |
|
|
876 | } |
|
|
877 | |
|
|
878 | heap [k] = he; |
|
|
879 | ev_active (ANHE_w (he)) = k; |
|
|
880 | } |
|
|
881 | |
|
|
882 | #else /* 4HEAP */ |
|
|
883 | |
|
|
884 | #define HEAP0 1 |
|
|
885 | #define HPARENT(k) ((k) >> 1) |
|
|
886 | #define UPHEAP_DONE(p,k) (!(p)) |
|
|
887 | |
|
|
888 | /* away from the root */ |
|
|
889 | void inline_speed |
|
|
890 | downheap (ANHE *heap, int N, int k) |
|
|
891 | { |
|
|
892 | ANHE he = heap [k]; |
|
|
893 | |
|
|
894 | for (;;) |
|
|
895 | { |
|
|
896 | int c = k << 1; |
|
|
897 | |
|
|
898 | if (c > N + HEAP0 - 1) |
|
|
899 | break; |
|
|
900 | |
|
|
901 | c += c + 1 < N + HEAP0 && ANHE_at (heap [c]) > ANHE_at (heap [c + 1]) |
|
|
902 | ? 1 : 0; |
|
|
903 | |
|
|
904 | if (ANHE_at (he) <= ANHE_at (heap [c])) |
|
|
905 | break; |
|
|
906 | |
|
|
907 | heap [k] = heap [c]; |
|
|
908 | ev_active (ANHE_w (heap [k])) = k; |
|
|
909 | |
|
|
910 | k = c; |
|
|
911 | } |
|
|
912 | |
|
|
913 | heap [k] = he; |
|
|
914 | ev_active (ANHE_w (he)) = k; |
|
|
915 | } |
|
|
916 | #endif |
|
|
917 | |
759 | /* towards the root */ |
918 | /* towards the root */ |
760 | void inline_speed |
919 | void inline_speed |
761 | upheap (WT *heap, int k) |
920 | upheap (ANHE *heap, int k) |
762 | { |
921 | { |
763 | WT w = heap [k]; |
922 | ANHE he = heap [k]; |
764 | |
923 | |
765 | while (k) |
924 | for (;;) |
766 | { |
925 | { |
767 | int p = (k - 1) >> 1; |
926 | int p = HPARENT (k); |
768 | |
927 | |
769 | if (heap [p]->at <= w->at) |
928 | if (UPHEAP_DONE (p, k) || ANHE_at (heap [p]) <= ANHE_at (he)) |
770 | break; |
929 | break; |
771 | |
930 | |
772 | heap [k] = heap [p]; |
931 | heap [k] = heap [p]; |
773 | ((W)heap [k])->active = k + 1; |
932 | ev_active (ANHE_w (heap [k])) = k; |
774 | k = p; |
933 | k = p; |
775 | } |
934 | } |
776 | |
935 | |
777 | heap [k] = w; |
936 | heap [k] = he; |
778 | ((W)heap [k])->active = k + 1; |
937 | ev_active (ANHE_w (he)) = k; |
779 | } |
|
|
780 | |
|
|
781 | /* away from the root */ |
|
|
782 | void inline_speed |
|
|
783 | downheap (WT *heap, int N, int k) |
|
|
784 | { |
|
|
785 | WT w = heap [k]; |
|
|
786 | |
|
|
787 | for (;;) |
|
|
788 | { |
|
|
789 | int c = (k << 1) + 1; |
|
|
790 | |
|
|
791 | if (c >= N) |
|
|
792 | break; |
|
|
793 | |
|
|
794 | c += c + 1 < N && heap [c]->at > heap [c + 1]->at |
|
|
795 | ? 1 : 0; |
|
|
796 | |
|
|
797 | if (w->at <= heap [c]->at) |
|
|
798 | break; |
|
|
799 | |
|
|
800 | heap [k] = heap [c]; |
|
|
801 | ((W)heap [k])->active = k + 1; |
|
|
802 | |
|
|
803 | k = c; |
|
|
804 | } |
|
|
805 | |
|
|
806 | heap [k] = w; |
|
|
807 | ((W)heap [k])->active = k + 1; |
|
|
808 | } |
938 | } |
809 | |
939 | |
810 | void inline_size |
940 | void inline_size |
811 | adjustheap (WT *heap, int N, int k) |
941 | adjustheap (ANHE *heap, int N, int k) |
812 | { |
942 | { |
|
|
943 | if (k > HEAP0 && ANHE_at (heap [HPARENT (k)]) >= ANHE_at (heap [k])) |
813 | upheap (heap, k); |
944 | upheap (heap, k); |
|
|
945 | else |
814 | downheap (heap, N, k); |
946 | downheap (heap, N, k); |
|
|
947 | } |
|
|
948 | |
|
|
949 | /* rebuild the heap: this function is used only once and executed rarely */ |
|
|
950 | void inline_size |
|
|
951 | reheap (ANHE *heap, int N) |
|
|
952 | { |
|
|
953 | int i; |
|
|
954 | |
|
|
955 | /* we don't use floyds algorithm, upheap is simpler and is more cache-efficient */ |
|
|
956 | /* also, this is easy to implement and correct for both 2-heaps and 4-heaps */ |
|
|
957 | for (i = 0; i < N; ++i) |
|
|
958 | upheap (heap, i + HEAP0); |
815 | } |
959 | } |
816 | |
960 | |
817 | /*****************************************************************************/ |
961 | /*****************************************************************************/ |
818 | |
962 | |
819 | typedef struct |
963 | typedef struct |
… | |
… | |
843 | |
987 | |
844 | void inline_speed |
988 | void inline_speed |
845 | fd_intern (int fd) |
989 | fd_intern (int fd) |
846 | { |
990 | { |
847 | #ifdef _WIN32 |
991 | #ifdef _WIN32 |
848 | int arg = 1; |
992 | unsigned long arg = 1; |
849 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
993 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
850 | #else |
994 | #else |
851 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
995 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
852 | fcntl (fd, F_SETFL, O_NONBLOCK); |
996 | fcntl (fd, F_SETFL, O_NONBLOCK); |
853 | #endif |
997 | #endif |
… | |
… | |
908 | pipecb (EV_P_ ev_io *iow, int revents) |
1052 | pipecb (EV_P_ ev_io *iow, int revents) |
909 | { |
1053 | { |
910 | #if EV_USE_EVENTFD |
1054 | #if EV_USE_EVENTFD |
911 | if (evfd >= 0) |
1055 | if (evfd >= 0) |
912 | { |
1056 | { |
913 | uint64_t counter = 1; |
1057 | uint64_t counter; |
914 | read (evfd, &counter, sizeof (uint64_t)); |
1058 | read (evfd, &counter, sizeof (uint64_t)); |
915 | } |
1059 | } |
916 | else |
1060 | else |
917 | #endif |
1061 | #endif |
918 | { |
1062 | { |
… | |
… | |
1337 | |
1481 | |
1338 | postfork = 0; |
1482 | postfork = 0; |
1339 | } |
1483 | } |
1340 | |
1484 | |
1341 | #if EV_MULTIPLICITY |
1485 | #if EV_MULTIPLICITY |
|
|
1486 | |
1342 | struct ev_loop * |
1487 | struct ev_loop * |
1343 | ev_loop_new (unsigned int flags) |
1488 | ev_loop_new (unsigned int flags) |
1344 | { |
1489 | { |
1345 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
1490 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
1346 | |
1491 | |
… | |
… | |
1365 | ev_loop_fork (EV_P) |
1510 | ev_loop_fork (EV_P) |
1366 | { |
1511 | { |
1367 | postfork = 1; /* must be in line with ev_default_fork */ |
1512 | postfork = 1; /* must be in line with ev_default_fork */ |
1368 | } |
1513 | } |
1369 | |
1514 | |
|
|
1515 | #if EV_VERIFY |
|
|
1516 | static void noinline |
|
|
1517 | verify_watcher (EV_P_ W w) |
|
|
1518 | { |
|
|
1519 | assert (("watcher has invalid priority", ABSPRI (w) >= 0 && ABSPRI (w) < NUMPRI)); |
|
|
1520 | |
|
|
1521 | if (w->pending) |
|
|
1522 | assert (("pending watcher not on pending queue", pendings [ABSPRI (w)][w->pending - 1].w == w)); |
|
|
1523 | } |
|
|
1524 | |
|
|
1525 | static void noinline |
|
|
1526 | verify_heap (EV_P_ ANHE *heap, int N) |
|
|
1527 | { |
|
|
1528 | int i; |
|
|
1529 | |
|
|
1530 | for (i = HEAP0; i < N + HEAP0; ++i) |
|
|
1531 | { |
|
|
1532 | assert (("active index mismatch in heap", ev_active (ANHE_w (heap [i])) == i)); |
|
|
1533 | assert (("heap condition violated", i == HEAP0 || ANHE_at (heap [HPARENT (i)]) <= ANHE_at (heap [i]))); |
|
|
1534 | assert (("heap at cache mismatch", ANHE_at (heap [i]) == ev_at (ANHE_w (heap [i])))); |
|
|
1535 | |
|
|
1536 | verify_watcher (EV_A_ (W)ANHE_w (heap [i])); |
|
|
1537 | } |
|
|
1538 | } |
|
|
1539 | |
|
|
1540 | static void noinline |
|
|
1541 | array_verify (EV_P_ W *ws, int cnt) |
|
|
1542 | { |
|
|
1543 | while (cnt--) |
|
|
1544 | { |
|
|
1545 | assert (("active index mismatch", ev_active (ws [cnt]) == cnt + 1)); |
|
|
1546 | verify_watcher (EV_A_ ws [cnt]); |
|
|
1547 | } |
|
|
1548 | } |
|
|
1549 | #endif |
|
|
1550 | |
|
|
1551 | void |
|
|
1552 | ev_loop_verify (EV_P) |
|
|
1553 | { |
|
|
1554 | #if EV_VERIFY |
|
|
1555 | int i; |
|
|
1556 | WL w; |
|
|
1557 | |
|
|
1558 | assert (activecnt >= -1); |
|
|
1559 | |
|
|
1560 | assert (fdchangemax >= fdchangecnt); |
|
|
1561 | for (i = 0; i < fdchangecnt; ++i) |
|
|
1562 | assert (("negative fd in fdchanges", fdchanges [i] >= 0)); |
|
|
1563 | |
|
|
1564 | assert (anfdmax >= 0); |
|
|
1565 | for (i = 0; i < anfdmax; ++i) |
|
|
1566 | for (w = anfds [i].head; w; w = w->next) |
|
|
1567 | { |
|
|
1568 | verify_watcher (EV_A_ (W)w); |
|
|
1569 | assert (("inactive fd watcher on anfd list", ev_active (w) == 1)); |
|
|
1570 | assert (("fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); |
|
|
1571 | } |
|
|
1572 | |
|
|
1573 | assert (timermax >= timercnt); |
|
|
1574 | verify_heap (EV_A_ timers, timercnt); |
|
|
1575 | |
|
|
1576 | #if EV_PERIODIC_ENABLE |
|
|
1577 | assert (periodicmax >= periodiccnt); |
|
|
1578 | verify_heap (EV_A_ periodics, periodiccnt); |
|
|
1579 | #endif |
|
|
1580 | |
|
|
1581 | for (i = NUMPRI; i--; ) |
|
|
1582 | { |
|
|
1583 | assert (pendingmax [i] >= pendingcnt [i]); |
|
|
1584 | #if EV_IDLE_ENABLE |
|
|
1585 | assert (idleall >= 0); |
|
|
1586 | assert (idlemax [i] >= idlecnt [i]); |
|
|
1587 | array_verify (EV_A_ (W *)idles [i], idlecnt [i]); |
|
|
1588 | #endif |
|
|
1589 | } |
|
|
1590 | |
|
|
1591 | #if EV_FORK_ENABLE |
|
|
1592 | assert (forkmax >= forkcnt); |
|
|
1593 | array_verify (EV_A_ (W *)forks, forkcnt); |
|
|
1594 | #endif |
|
|
1595 | |
|
|
1596 | #if EV_ASYNC_ENABLE |
|
|
1597 | assert (asyncmax >= asynccnt); |
|
|
1598 | array_verify (EV_A_ (W *)asyncs, asynccnt); |
|
|
1599 | #endif |
|
|
1600 | |
|
|
1601 | assert (preparemax >= preparecnt); |
|
|
1602 | array_verify (EV_A_ (W *)prepares, preparecnt); |
|
|
1603 | |
|
|
1604 | assert (checkmax >= checkcnt); |
|
|
1605 | array_verify (EV_A_ (W *)checks, checkcnt); |
|
|
1606 | |
|
|
1607 | # if 0 |
|
|
1608 | for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next) |
|
|
1609 | for (signum = signalmax; signum--; ) if (signals [signum].gotsig) |
1370 | #endif |
1610 | # endif |
|
|
1611 | #endif |
|
|
1612 | } |
|
|
1613 | |
|
|
1614 | #endif /* multiplicity */ |
1371 | |
1615 | |
1372 | #if EV_MULTIPLICITY |
1616 | #if EV_MULTIPLICITY |
1373 | struct ev_loop * |
1617 | struct ev_loop * |
1374 | ev_default_loop_init (unsigned int flags) |
1618 | ev_default_loop_init (unsigned int flags) |
1375 | #else |
1619 | #else |
… | |
… | |
1451 | { |
1695 | { |
1452 | /*assert (("non-pending watcher on pending list", p->w->pending));*/ |
1696 | /*assert (("non-pending watcher on pending list", p->w->pending));*/ |
1453 | |
1697 | |
1454 | p->w->pending = 0; |
1698 | p->w->pending = 0; |
1455 | EV_CB_INVOKE (p->w, p->events); |
1699 | EV_CB_INVOKE (p->w, p->events); |
|
|
1700 | EV_FREQUENT_CHECK; |
1456 | } |
1701 | } |
1457 | } |
1702 | } |
1458 | } |
1703 | } |
1459 | |
|
|
1460 | void inline_size |
|
|
1461 | timers_reify (EV_P) |
|
|
1462 | { |
|
|
1463 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
|
|
1464 | { |
|
|
1465 | ev_timer *w = (ev_timer *)timers [0]; |
|
|
1466 | |
|
|
1467 | /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ |
|
|
1468 | |
|
|
1469 | /* first reschedule or stop timer */ |
|
|
1470 | if (w->repeat) |
|
|
1471 | { |
|
|
1472 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
|
|
1473 | |
|
|
1474 | ((WT)w)->at += w->repeat; |
|
|
1475 | if (((WT)w)->at < mn_now) |
|
|
1476 | ((WT)w)->at = mn_now; |
|
|
1477 | |
|
|
1478 | downheap (timers, timercnt, 0); |
|
|
1479 | } |
|
|
1480 | else |
|
|
1481 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1482 | |
|
|
1483 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
|
|
1484 | } |
|
|
1485 | } |
|
|
1486 | |
|
|
1487 | #if EV_PERIODIC_ENABLE |
|
|
1488 | void inline_size |
|
|
1489 | periodics_reify (EV_P) |
|
|
1490 | { |
|
|
1491 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
|
|
1492 | { |
|
|
1493 | ev_periodic *w = (ev_periodic *)periodics [0]; |
|
|
1494 | |
|
|
1495 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
|
|
1496 | |
|
|
1497 | /* first reschedule or stop timer */ |
|
|
1498 | if (w->reschedule_cb) |
|
|
1499 | { |
|
|
1500 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON); |
|
|
1501 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
|
|
1502 | downheap (periodics, periodiccnt, 0); |
|
|
1503 | } |
|
|
1504 | else if (w->interval) |
|
|
1505 | { |
|
|
1506 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1507 | if (((WT)w)->at - ev_rt_now <= TIME_EPSILON) ((WT)w)->at += w->interval; |
|
|
1508 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now)); |
|
|
1509 | downheap (periodics, periodiccnt, 0); |
|
|
1510 | } |
|
|
1511 | else |
|
|
1512 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1513 | |
|
|
1514 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
|
|
1515 | } |
|
|
1516 | } |
|
|
1517 | |
|
|
1518 | static void noinline |
|
|
1519 | periodics_reschedule (EV_P) |
|
|
1520 | { |
|
|
1521 | int i; |
|
|
1522 | |
|
|
1523 | /* adjust periodics after time jump */ |
|
|
1524 | for (i = 0; i < periodiccnt; ++i) |
|
|
1525 | { |
|
|
1526 | ev_periodic *w = (ev_periodic *)periodics [i]; |
|
|
1527 | |
|
|
1528 | if (w->reschedule_cb) |
|
|
1529 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
|
|
1530 | else if (w->interval) |
|
|
1531 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1532 | } |
|
|
1533 | |
|
|
1534 | /* now rebuild the heap */ |
|
|
1535 | for (i = periodiccnt >> 1; i--; ) |
|
|
1536 | downheap (periodics, periodiccnt, i); |
|
|
1537 | } |
|
|
1538 | #endif |
|
|
1539 | |
1704 | |
1540 | #if EV_IDLE_ENABLE |
1705 | #if EV_IDLE_ENABLE |
1541 | void inline_size |
1706 | void inline_size |
1542 | idle_reify (EV_P) |
1707 | idle_reify (EV_P) |
1543 | { |
1708 | { |
… | |
… | |
1555 | queue_events (EV_A_ (W *)idles [pri], idlecnt [pri], EV_IDLE); |
1720 | queue_events (EV_A_ (W *)idles [pri], idlecnt [pri], EV_IDLE); |
1556 | break; |
1721 | break; |
1557 | } |
1722 | } |
1558 | } |
1723 | } |
1559 | } |
1724 | } |
|
|
1725 | } |
|
|
1726 | #endif |
|
|
1727 | |
|
|
1728 | void inline_size |
|
|
1729 | timers_reify (EV_P) |
|
|
1730 | { |
|
|
1731 | EV_FREQUENT_CHECK; |
|
|
1732 | |
|
|
1733 | while (timercnt && ANHE_at (timers [HEAP0]) < mn_now) |
|
|
1734 | { |
|
|
1735 | ev_timer *w = (ev_timer *)ANHE_w (timers [HEAP0]); |
|
|
1736 | |
|
|
1737 | /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ |
|
|
1738 | |
|
|
1739 | /* first reschedule or stop timer */ |
|
|
1740 | if (w->repeat) |
|
|
1741 | { |
|
|
1742 | ev_at (w) += w->repeat; |
|
|
1743 | if (ev_at (w) < mn_now) |
|
|
1744 | ev_at (w) = mn_now; |
|
|
1745 | |
|
|
1746 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
|
|
1747 | |
|
|
1748 | ANHE_at_cache (timers [HEAP0]); |
|
|
1749 | downheap (timers, timercnt, HEAP0); |
|
|
1750 | } |
|
|
1751 | else |
|
|
1752 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1753 | |
|
|
1754 | EV_FREQUENT_CHECK; |
|
|
1755 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
|
|
1756 | } |
|
|
1757 | } |
|
|
1758 | |
|
|
1759 | #if EV_PERIODIC_ENABLE |
|
|
1760 | void inline_size |
|
|
1761 | periodics_reify (EV_P) |
|
|
1762 | { |
|
|
1763 | EV_FREQUENT_CHECK; |
|
|
1764 | |
|
|
1765 | while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now) |
|
|
1766 | { |
|
|
1767 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]); |
|
|
1768 | |
|
|
1769 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
|
|
1770 | |
|
|
1771 | /* first reschedule or stop timer */ |
|
|
1772 | if (w->reschedule_cb) |
|
|
1773 | { |
|
|
1774 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
|
|
1775 | |
|
|
1776 | assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) >= ev_rt_now)); |
|
|
1777 | |
|
|
1778 | ANHE_at_cache (periodics [HEAP0]); |
|
|
1779 | downheap (periodics, periodiccnt, HEAP0); |
|
|
1780 | } |
|
|
1781 | else if (w->interval) |
|
|
1782 | { |
|
|
1783 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1784 | /* if next trigger time is not sufficiently in the future, put it there */ |
|
|
1785 | /* this might happen because of floating point inexactness */ |
|
|
1786 | if (ev_at (w) - ev_rt_now < TIME_EPSILON) |
|
|
1787 | { |
|
|
1788 | ev_at (w) += w->interval; |
|
|
1789 | |
|
|
1790 | /* if interval is unreasonably low we might still have a time in the past */ |
|
|
1791 | /* so correct this. this will make the periodic very inexact, but the user */ |
|
|
1792 | /* has effectively asked to get triggered more often than possible */ |
|
|
1793 | if (ev_at (w) < ev_rt_now) |
|
|
1794 | ev_at (w) = ev_rt_now; |
|
|
1795 | } |
|
|
1796 | |
|
|
1797 | ANHE_at_cache (periodics [HEAP0]); |
|
|
1798 | downheap (periodics, periodiccnt, HEAP0); |
|
|
1799 | } |
|
|
1800 | else |
|
|
1801 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1802 | |
|
|
1803 | EV_FREQUENT_CHECK; |
|
|
1804 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
|
|
1805 | } |
|
|
1806 | } |
|
|
1807 | |
|
|
1808 | static void noinline |
|
|
1809 | periodics_reschedule (EV_P) |
|
|
1810 | { |
|
|
1811 | int i; |
|
|
1812 | |
|
|
1813 | /* adjust periodics after time jump */ |
|
|
1814 | for (i = HEAP0; i < periodiccnt + HEAP0; ++i) |
|
|
1815 | { |
|
|
1816 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [i]); |
|
|
1817 | |
|
|
1818 | if (w->reschedule_cb) |
|
|
1819 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
|
|
1820 | else if (w->interval) |
|
|
1821 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1822 | |
|
|
1823 | ANHE_at_cache (periodics [i]); |
|
|
1824 | } |
|
|
1825 | |
|
|
1826 | reheap (periodics, periodiccnt); |
1560 | } |
1827 | } |
1561 | #endif |
1828 | #endif |
1562 | |
1829 | |
1563 | void inline_speed |
1830 | void inline_speed |
1564 | time_update (EV_P_ ev_tstamp max_block) |
1831 | time_update (EV_P_ ev_tstamp max_block) |
… | |
… | |
1593 | */ |
1860 | */ |
1594 | for (i = 4; --i; ) |
1861 | for (i = 4; --i; ) |
1595 | { |
1862 | { |
1596 | rtmn_diff = ev_rt_now - mn_now; |
1863 | rtmn_diff = ev_rt_now - mn_now; |
1597 | |
1864 | |
1598 | if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP) |
1865 | if (expect_true (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP)) |
1599 | return; /* all is well */ |
1866 | return; /* all is well */ |
1600 | |
1867 | |
1601 | ev_rt_now = ev_time (); |
1868 | ev_rt_now = ev_time (); |
1602 | mn_now = get_clock (); |
1869 | mn_now = get_clock (); |
1603 | now_floor = mn_now; |
1870 | now_floor = mn_now; |
… | |
… | |
1619 | #if EV_PERIODIC_ENABLE |
1886 | #if EV_PERIODIC_ENABLE |
1620 | periodics_reschedule (EV_A); |
1887 | periodics_reschedule (EV_A); |
1621 | #endif |
1888 | #endif |
1622 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1889 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1623 | for (i = 0; i < timercnt; ++i) |
1890 | for (i = 0; i < timercnt; ++i) |
|
|
1891 | { |
|
|
1892 | ANHE *he = timers + i + HEAP0; |
1624 | ((WT)timers [i])->at += ev_rt_now - mn_now; |
1893 | ANHE_w (*he)->at += ev_rt_now - mn_now; |
|
|
1894 | ANHE_at_cache (*he); |
|
|
1895 | } |
1625 | } |
1896 | } |
1626 | |
1897 | |
1627 | mn_now = ev_rt_now; |
1898 | mn_now = ev_rt_now; |
1628 | } |
1899 | } |
1629 | } |
1900 | } |
… | |
… | |
1649 | |
1920 | |
1650 | call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */ |
1921 | call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */ |
1651 | |
1922 | |
1652 | do |
1923 | do |
1653 | { |
1924 | { |
|
|
1925 | #if EV_VERIFY >= 2 |
|
|
1926 | ev_loop_verify (EV_A); |
|
|
1927 | #endif |
|
|
1928 | |
1654 | #ifndef _WIN32 |
1929 | #ifndef _WIN32 |
1655 | if (expect_false (curpid)) /* penalise the forking check even more */ |
1930 | if (expect_false (curpid)) /* penalise the forking check even more */ |
1656 | if (expect_false (getpid () != curpid)) |
1931 | if (expect_false (getpid () != curpid)) |
1657 | { |
1932 | { |
1658 | curpid = getpid (); |
1933 | curpid = getpid (); |
… | |
… | |
1699 | |
1974 | |
1700 | waittime = MAX_BLOCKTIME; |
1975 | waittime = MAX_BLOCKTIME; |
1701 | |
1976 | |
1702 | if (timercnt) |
1977 | if (timercnt) |
1703 | { |
1978 | { |
1704 | ev_tstamp to = ((WT)timers [0])->at - mn_now + backend_fudge; |
1979 | ev_tstamp to = ANHE_at (timers [HEAP0]) - mn_now + backend_fudge; |
1705 | if (waittime > to) waittime = to; |
1980 | if (waittime > to) waittime = to; |
1706 | } |
1981 | } |
1707 | |
1982 | |
1708 | #if EV_PERIODIC_ENABLE |
1983 | #if EV_PERIODIC_ENABLE |
1709 | if (periodiccnt) |
1984 | if (periodiccnt) |
1710 | { |
1985 | { |
1711 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + backend_fudge; |
1986 | ev_tstamp to = ANHE_at (periodics [HEAP0]) - ev_rt_now + backend_fudge; |
1712 | if (waittime > to) waittime = to; |
1987 | if (waittime > to) waittime = to; |
1713 | } |
1988 | } |
1714 | #endif |
1989 | #endif |
1715 | |
1990 | |
1716 | if (expect_false (waittime < timeout_blocktime)) |
1991 | if (expect_false (waittime < timeout_blocktime)) |
… | |
… | |
1853 | if (expect_false (ev_is_active (w))) |
2128 | if (expect_false (ev_is_active (w))) |
1854 | return; |
2129 | return; |
1855 | |
2130 | |
1856 | assert (("ev_io_start called with negative fd", fd >= 0)); |
2131 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1857 | |
2132 | |
|
|
2133 | EV_FREQUENT_CHECK; |
|
|
2134 | |
1858 | ev_start (EV_A_ (W)w, 1); |
2135 | ev_start (EV_A_ (W)w, 1); |
1859 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
2136 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
1860 | wlist_add (&anfds[fd].head, (WL)w); |
2137 | wlist_add (&anfds[fd].head, (WL)w); |
1861 | |
2138 | |
1862 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
2139 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
1863 | w->events &= ~EV_IOFDSET; |
2140 | w->events &= ~EV_IOFDSET; |
|
|
2141 | |
|
|
2142 | EV_FREQUENT_CHECK; |
1864 | } |
2143 | } |
1865 | |
2144 | |
1866 | void noinline |
2145 | void noinline |
1867 | ev_io_stop (EV_P_ ev_io *w) |
2146 | ev_io_stop (EV_P_ ev_io *w) |
1868 | { |
2147 | { |
1869 | clear_pending (EV_A_ (W)w); |
2148 | clear_pending (EV_A_ (W)w); |
1870 | if (expect_false (!ev_is_active (w))) |
2149 | if (expect_false (!ev_is_active (w))) |
1871 | return; |
2150 | return; |
1872 | |
2151 | |
1873 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
2152 | assert (("ev_io_stop called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
|
|
2153 | |
|
|
2154 | EV_FREQUENT_CHECK; |
1874 | |
2155 | |
1875 | wlist_del (&anfds[w->fd].head, (WL)w); |
2156 | wlist_del (&anfds[w->fd].head, (WL)w); |
1876 | ev_stop (EV_A_ (W)w); |
2157 | ev_stop (EV_A_ (W)w); |
1877 | |
2158 | |
1878 | fd_change (EV_A_ w->fd, 1); |
2159 | fd_change (EV_A_ w->fd, 1); |
|
|
2160 | |
|
|
2161 | EV_FREQUENT_CHECK; |
1879 | } |
2162 | } |
1880 | |
2163 | |
1881 | void noinline |
2164 | void noinline |
1882 | ev_timer_start (EV_P_ ev_timer *w) |
2165 | ev_timer_start (EV_P_ ev_timer *w) |
1883 | { |
2166 | { |
1884 | if (expect_false (ev_is_active (w))) |
2167 | if (expect_false (ev_is_active (w))) |
1885 | return; |
2168 | return; |
1886 | |
2169 | |
1887 | ((WT)w)->at += mn_now; |
2170 | ev_at (w) += mn_now; |
1888 | |
2171 | |
1889 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
2172 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1890 | |
2173 | |
|
|
2174 | EV_FREQUENT_CHECK; |
|
|
2175 | |
|
|
2176 | ++timercnt; |
1891 | ev_start (EV_A_ (W)w, ++timercnt); |
2177 | ev_start (EV_A_ (W)w, timercnt + HEAP0 - 1); |
1892 | array_needsize (WT, timers, timermax, timercnt, EMPTY2); |
2178 | array_needsize (ANHE, timers, timermax, ev_active (w) + 1, EMPTY2); |
1893 | timers [timercnt - 1] = (WT)w; |
2179 | ANHE_w (timers [ev_active (w)]) = (WT)w; |
1894 | upheap (timers, timercnt - 1); |
2180 | ANHE_at_cache (timers [ev_active (w)]); |
|
|
2181 | upheap (timers, ev_active (w)); |
1895 | |
2182 | |
|
|
2183 | EV_FREQUENT_CHECK; |
|
|
2184 | |
1896 | /*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/ |
2185 | /*assert (("internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
1897 | } |
2186 | } |
1898 | |
2187 | |
1899 | void noinline |
2188 | void noinline |
1900 | ev_timer_stop (EV_P_ ev_timer *w) |
2189 | ev_timer_stop (EV_P_ ev_timer *w) |
1901 | { |
2190 | { |
1902 | clear_pending (EV_A_ (W)w); |
2191 | clear_pending (EV_A_ (W)w); |
1903 | if (expect_false (!ev_is_active (w))) |
2192 | if (expect_false (!ev_is_active (w))) |
1904 | return; |
2193 | return; |
1905 | |
2194 | |
1906 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == (WT)w)); |
2195 | EV_FREQUENT_CHECK; |
1907 | |
2196 | |
1908 | { |
2197 | { |
1909 | int active = ((W)w)->active; |
2198 | int active = ev_active (w); |
1910 | |
2199 | |
|
|
2200 | assert (("internal timer heap corruption", ANHE_w (timers [active]) == (WT)w)); |
|
|
2201 | |
|
|
2202 | --timercnt; |
|
|
2203 | |
1911 | if (expect_true (--active < --timercnt)) |
2204 | if (expect_true (active < timercnt + HEAP0)) |
1912 | { |
2205 | { |
1913 | timers [active] = timers [timercnt]; |
2206 | timers [active] = timers [timercnt + HEAP0]; |
1914 | adjustheap (timers, timercnt, active); |
2207 | adjustheap (timers, timercnt, active); |
1915 | } |
2208 | } |
1916 | } |
2209 | } |
1917 | |
2210 | |
1918 | ((WT)w)->at -= mn_now; |
2211 | EV_FREQUENT_CHECK; |
|
|
2212 | |
|
|
2213 | ev_at (w) -= mn_now; |
1919 | |
2214 | |
1920 | ev_stop (EV_A_ (W)w); |
2215 | ev_stop (EV_A_ (W)w); |
1921 | } |
2216 | } |
1922 | |
2217 | |
1923 | void noinline |
2218 | void noinline |
1924 | ev_timer_again (EV_P_ ev_timer *w) |
2219 | ev_timer_again (EV_P_ ev_timer *w) |
1925 | { |
2220 | { |
|
|
2221 | EV_FREQUENT_CHECK; |
|
|
2222 | |
1926 | if (ev_is_active (w)) |
2223 | if (ev_is_active (w)) |
1927 | { |
2224 | { |
1928 | if (w->repeat) |
2225 | if (w->repeat) |
1929 | { |
2226 | { |
1930 | ((WT)w)->at = mn_now + w->repeat; |
2227 | ev_at (w) = mn_now + w->repeat; |
|
|
2228 | ANHE_at_cache (timers [ev_active (w)]); |
1931 | adjustheap (timers, timercnt, ((W)w)->active - 1); |
2229 | adjustheap (timers, timercnt, ev_active (w)); |
1932 | } |
2230 | } |
1933 | else |
2231 | else |
1934 | ev_timer_stop (EV_A_ w); |
2232 | ev_timer_stop (EV_A_ w); |
1935 | } |
2233 | } |
1936 | else if (w->repeat) |
2234 | else if (w->repeat) |
1937 | { |
2235 | { |
1938 | w->at = w->repeat; |
2236 | ev_at (w) = w->repeat; |
1939 | ev_timer_start (EV_A_ w); |
2237 | ev_timer_start (EV_A_ w); |
1940 | } |
2238 | } |
|
|
2239 | |
|
|
2240 | EV_FREQUENT_CHECK; |
1941 | } |
2241 | } |
1942 | |
2242 | |
1943 | #if EV_PERIODIC_ENABLE |
2243 | #if EV_PERIODIC_ENABLE |
1944 | void noinline |
2244 | void noinline |
1945 | ev_periodic_start (EV_P_ ev_periodic *w) |
2245 | ev_periodic_start (EV_P_ ev_periodic *w) |
1946 | { |
2246 | { |
1947 | if (expect_false (ev_is_active (w))) |
2247 | if (expect_false (ev_is_active (w))) |
1948 | return; |
2248 | return; |
1949 | |
2249 | |
1950 | if (w->reschedule_cb) |
2250 | if (w->reschedule_cb) |
1951 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
2251 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
1952 | else if (w->interval) |
2252 | else if (w->interval) |
1953 | { |
2253 | { |
1954 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
2254 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1955 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
2255 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1956 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
2256 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1957 | } |
2257 | } |
1958 | else |
2258 | else |
1959 | ((WT)w)->at = w->offset; |
2259 | ev_at (w) = w->offset; |
1960 | |
2260 | |
|
|
2261 | EV_FREQUENT_CHECK; |
|
|
2262 | |
|
|
2263 | ++periodiccnt; |
1961 | ev_start (EV_A_ (W)w, ++periodiccnt); |
2264 | ev_start (EV_A_ (W)w, periodiccnt + HEAP0 - 1); |
1962 | array_needsize (WT, periodics, periodicmax, periodiccnt, EMPTY2); |
2265 | array_needsize (ANHE, periodics, periodicmax, ev_active (w) + 1, EMPTY2); |
1963 | periodics [periodiccnt - 1] = (WT)w; |
2266 | ANHE_w (periodics [ev_active (w)]) = (WT)w; |
1964 | upheap (periodics, periodiccnt - 1); |
2267 | ANHE_at_cache (periodics [ev_active (w)]); |
|
|
2268 | upheap (periodics, ev_active (w)); |
1965 | |
2269 | |
|
|
2270 | EV_FREQUENT_CHECK; |
|
|
2271 | |
1966 | /*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/ |
2272 | /*assert (("internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
1967 | } |
2273 | } |
1968 | |
2274 | |
1969 | void noinline |
2275 | void noinline |
1970 | ev_periodic_stop (EV_P_ ev_periodic *w) |
2276 | ev_periodic_stop (EV_P_ ev_periodic *w) |
1971 | { |
2277 | { |
1972 | clear_pending (EV_A_ (W)w); |
2278 | clear_pending (EV_A_ (W)w); |
1973 | if (expect_false (!ev_is_active (w))) |
2279 | if (expect_false (!ev_is_active (w))) |
1974 | return; |
2280 | return; |
1975 | |
2281 | |
1976 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == (WT)w)); |
2282 | EV_FREQUENT_CHECK; |
1977 | |
2283 | |
1978 | { |
2284 | { |
1979 | int active = ((W)w)->active; |
2285 | int active = ev_active (w); |
1980 | |
2286 | |
|
|
2287 | assert (("internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w)); |
|
|
2288 | |
|
|
2289 | --periodiccnt; |
|
|
2290 | |
1981 | if (expect_true (--active < --periodiccnt)) |
2291 | if (expect_true (active < periodiccnt + HEAP0)) |
1982 | { |
2292 | { |
1983 | periodics [active] = periodics [periodiccnt]; |
2293 | periodics [active] = periodics [periodiccnt + HEAP0]; |
1984 | adjustheap (periodics, periodiccnt, active); |
2294 | adjustheap (periodics, periodiccnt, active); |
1985 | } |
2295 | } |
1986 | } |
2296 | } |
1987 | |
2297 | |
|
|
2298 | EV_FREQUENT_CHECK; |
|
|
2299 | |
1988 | ev_stop (EV_A_ (W)w); |
2300 | ev_stop (EV_A_ (W)w); |
1989 | } |
2301 | } |
1990 | |
2302 | |
1991 | void noinline |
2303 | void noinline |
1992 | ev_periodic_again (EV_P_ ev_periodic *w) |
2304 | ev_periodic_again (EV_P_ ev_periodic *w) |
… | |
… | |
2011 | return; |
2323 | return; |
2012 | |
2324 | |
2013 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
2325 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
2014 | |
2326 | |
2015 | evpipe_init (EV_A); |
2327 | evpipe_init (EV_A); |
|
|
2328 | |
|
|
2329 | EV_FREQUENT_CHECK; |
2016 | |
2330 | |
2017 | { |
2331 | { |
2018 | #ifndef _WIN32 |
2332 | #ifndef _WIN32 |
2019 | sigset_t full, prev; |
2333 | sigset_t full, prev; |
2020 | sigfillset (&full); |
2334 | sigfillset (&full); |
… | |
… | |
2041 | sigfillset (&sa.sa_mask); |
2355 | sigfillset (&sa.sa_mask); |
2042 | sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ |
2356 | sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ |
2043 | sigaction (w->signum, &sa, 0); |
2357 | sigaction (w->signum, &sa, 0); |
2044 | #endif |
2358 | #endif |
2045 | } |
2359 | } |
|
|
2360 | |
|
|
2361 | EV_FREQUENT_CHECK; |
2046 | } |
2362 | } |
2047 | |
2363 | |
2048 | void noinline |
2364 | void noinline |
2049 | ev_signal_stop (EV_P_ ev_signal *w) |
2365 | ev_signal_stop (EV_P_ ev_signal *w) |
2050 | { |
2366 | { |
2051 | clear_pending (EV_A_ (W)w); |
2367 | clear_pending (EV_A_ (W)w); |
2052 | if (expect_false (!ev_is_active (w))) |
2368 | if (expect_false (!ev_is_active (w))) |
2053 | return; |
2369 | return; |
2054 | |
2370 | |
|
|
2371 | EV_FREQUENT_CHECK; |
|
|
2372 | |
2055 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
2373 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
2056 | ev_stop (EV_A_ (W)w); |
2374 | ev_stop (EV_A_ (W)w); |
2057 | |
2375 | |
2058 | if (!signals [w->signum - 1].head) |
2376 | if (!signals [w->signum - 1].head) |
2059 | signal (w->signum, SIG_DFL); |
2377 | signal (w->signum, SIG_DFL); |
|
|
2378 | |
|
|
2379 | EV_FREQUENT_CHECK; |
2060 | } |
2380 | } |
2061 | |
2381 | |
2062 | void |
2382 | void |
2063 | ev_child_start (EV_P_ ev_child *w) |
2383 | ev_child_start (EV_P_ ev_child *w) |
2064 | { |
2384 | { |
… | |
… | |
2066 | assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
2386 | assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
2067 | #endif |
2387 | #endif |
2068 | if (expect_false (ev_is_active (w))) |
2388 | if (expect_false (ev_is_active (w))) |
2069 | return; |
2389 | return; |
2070 | |
2390 | |
|
|
2391 | EV_FREQUENT_CHECK; |
|
|
2392 | |
2071 | ev_start (EV_A_ (W)w, 1); |
2393 | ev_start (EV_A_ (W)w, 1); |
2072 | wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2394 | wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
|
|
2395 | |
|
|
2396 | EV_FREQUENT_CHECK; |
2073 | } |
2397 | } |
2074 | |
2398 | |
2075 | void |
2399 | void |
2076 | ev_child_stop (EV_P_ ev_child *w) |
2400 | ev_child_stop (EV_P_ ev_child *w) |
2077 | { |
2401 | { |
2078 | clear_pending (EV_A_ (W)w); |
2402 | clear_pending (EV_A_ (W)w); |
2079 | if (expect_false (!ev_is_active (w))) |
2403 | if (expect_false (!ev_is_active (w))) |
2080 | return; |
2404 | return; |
2081 | |
2405 | |
|
|
2406 | EV_FREQUENT_CHECK; |
|
|
2407 | |
2082 | wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2408 | wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2083 | ev_stop (EV_A_ (W)w); |
2409 | ev_stop (EV_A_ (W)w); |
|
|
2410 | |
|
|
2411 | EV_FREQUENT_CHECK; |
2084 | } |
2412 | } |
2085 | |
2413 | |
2086 | #if EV_STAT_ENABLE |
2414 | #if EV_STAT_ENABLE |
2087 | |
2415 | |
2088 | # ifdef _WIN32 |
2416 | # ifdef _WIN32 |
… | |
… | |
2106 | if (w->wd < 0) |
2434 | if (w->wd < 0) |
2107 | { |
2435 | { |
2108 | ev_timer_start (EV_A_ &w->timer); /* this is not race-free, so we still need to recheck periodically */ |
2436 | ev_timer_start (EV_A_ &w->timer); /* this is not race-free, so we still need to recheck periodically */ |
2109 | |
2437 | |
2110 | /* monitor some parent directory for speedup hints */ |
2438 | /* monitor some parent directory for speedup hints */ |
|
|
2439 | /* note that exceeding the hardcoded limit is not a correctness issue, */ |
|
|
2440 | /* but an efficiency issue only */ |
2111 | if ((errno == ENOENT || errno == EACCES) && strlen (w->path) < 4096) |
2441 | if ((errno == ENOENT || errno == EACCES) && strlen (w->path) < 4096) |
2112 | { |
2442 | { |
2113 | char path [4096]; |
2443 | char path [4096]; |
2114 | strcpy (path, w->path); |
2444 | strcpy (path, w->path); |
2115 | |
2445 | |
… | |
… | |
2241 | } |
2571 | } |
2242 | |
2572 | |
2243 | } |
2573 | } |
2244 | } |
2574 | } |
2245 | |
2575 | |
|
|
2576 | #endif |
|
|
2577 | |
|
|
2578 | #ifdef _WIN32 |
|
|
2579 | # define EV_LSTAT(p,b) _stati64 (p, b) |
|
|
2580 | #else |
|
|
2581 | # define EV_LSTAT(p,b) lstat (p, b) |
2246 | #endif |
2582 | #endif |
2247 | |
2583 | |
2248 | void |
2584 | void |
2249 | ev_stat_stat (EV_P_ ev_stat *w) |
2585 | ev_stat_stat (EV_P_ ev_stat *w) |
2250 | { |
2586 | { |
… | |
… | |
2314 | else |
2650 | else |
2315 | #endif |
2651 | #endif |
2316 | ev_timer_start (EV_A_ &w->timer); |
2652 | ev_timer_start (EV_A_ &w->timer); |
2317 | |
2653 | |
2318 | ev_start (EV_A_ (W)w, 1); |
2654 | ev_start (EV_A_ (W)w, 1); |
|
|
2655 | |
|
|
2656 | EV_FREQUENT_CHECK; |
2319 | } |
2657 | } |
2320 | |
2658 | |
2321 | void |
2659 | void |
2322 | ev_stat_stop (EV_P_ ev_stat *w) |
2660 | ev_stat_stop (EV_P_ ev_stat *w) |
2323 | { |
2661 | { |
2324 | clear_pending (EV_A_ (W)w); |
2662 | clear_pending (EV_A_ (W)w); |
2325 | if (expect_false (!ev_is_active (w))) |
2663 | if (expect_false (!ev_is_active (w))) |
2326 | return; |
2664 | return; |
2327 | |
2665 | |
|
|
2666 | EV_FREQUENT_CHECK; |
|
|
2667 | |
2328 | #if EV_USE_INOTIFY |
2668 | #if EV_USE_INOTIFY |
2329 | infy_del (EV_A_ w); |
2669 | infy_del (EV_A_ w); |
2330 | #endif |
2670 | #endif |
2331 | ev_timer_stop (EV_A_ &w->timer); |
2671 | ev_timer_stop (EV_A_ &w->timer); |
2332 | |
2672 | |
2333 | ev_stop (EV_A_ (W)w); |
2673 | ev_stop (EV_A_ (W)w); |
|
|
2674 | |
|
|
2675 | EV_FREQUENT_CHECK; |
2334 | } |
2676 | } |
2335 | #endif |
2677 | #endif |
2336 | |
2678 | |
2337 | #if EV_IDLE_ENABLE |
2679 | #if EV_IDLE_ENABLE |
2338 | void |
2680 | void |
… | |
… | |
2340 | { |
2682 | { |
2341 | if (expect_false (ev_is_active (w))) |
2683 | if (expect_false (ev_is_active (w))) |
2342 | return; |
2684 | return; |
2343 | |
2685 | |
2344 | pri_adjust (EV_A_ (W)w); |
2686 | pri_adjust (EV_A_ (W)w); |
|
|
2687 | |
|
|
2688 | EV_FREQUENT_CHECK; |
2345 | |
2689 | |
2346 | { |
2690 | { |
2347 | int active = ++idlecnt [ABSPRI (w)]; |
2691 | int active = ++idlecnt [ABSPRI (w)]; |
2348 | |
2692 | |
2349 | ++idleall; |
2693 | ++idleall; |
2350 | ev_start (EV_A_ (W)w, active); |
2694 | ev_start (EV_A_ (W)w, active); |
2351 | |
2695 | |
2352 | array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2); |
2696 | array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2); |
2353 | idles [ABSPRI (w)][active - 1] = w; |
2697 | idles [ABSPRI (w)][active - 1] = w; |
2354 | } |
2698 | } |
|
|
2699 | |
|
|
2700 | EV_FREQUENT_CHECK; |
2355 | } |
2701 | } |
2356 | |
2702 | |
2357 | void |
2703 | void |
2358 | ev_idle_stop (EV_P_ ev_idle *w) |
2704 | ev_idle_stop (EV_P_ ev_idle *w) |
2359 | { |
2705 | { |
2360 | clear_pending (EV_A_ (W)w); |
2706 | clear_pending (EV_A_ (W)w); |
2361 | if (expect_false (!ev_is_active (w))) |
2707 | if (expect_false (!ev_is_active (w))) |
2362 | return; |
2708 | return; |
2363 | |
2709 | |
|
|
2710 | EV_FREQUENT_CHECK; |
|
|
2711 | |
2364 | { |
2712 | { |
2365 | int active = ((W)w)->active; |
2713 | int active = ev_active (w); |
2366 | |
2714 | |
2367 | idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; |
2715 | idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; |
2368 | ((W)idles [ABSPRI (w)][active - 1])->active = active; |
2716 | ev_active (idles [ABSPRI (w)][active - 1]) = active; |
2369 | |
2717 | |
2370 | ev_stop (EV_A_ (W)w); |
2718 | ev_stop (EV_A_ (W)w); |
2371 | --idleall; |
2719 | --idleall; |
2372 | } |
2720 | } |
|
|
2721 | |
|
|
2722 | EV_FREQUENT_CHECK; |
2373 | } |
2723 | } |
2374 | #endif |
2724 | #endif |
2375 | |
2725 | |
2376 | void |
2726 | void |
2377 | ev_prepare_start (EV_P_ ev_prepare *w) |
2727 | ev_prepare_start (EV_P_ ev_prepare *w) |
2378 | { |
2728 | { |
2379 | if (expect_false (ev_is_active (w))) |
2729 | if (expect_false (ev_is_active (w))) |
2380 | return; |
2730 | return; |
|
|
2731 | |
|
|
2732 | EV_FREQUENT_CHECK; |
2381 | |
2733 | |
2382 | ev_start (EV_A_ (W)w, ++preparecnt); |
2734 | ev_start (EV_A_ (W)w, ++preparecnt); |
2383 | array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
2735 | array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
2384 | prepares [preparecnt - 1] = w; |
2736 | prepares [preparecnt - 1] = w; |
|
|
2737 | |
|
|
2738 | EV_FREQUENT_CHECK; |
2385 | } |
2739 | } |
2386 | |
2740 | |
2387 | void |
2741 | void |
2388 | ev_prepare_stop (EV_P_ ev_prepare *w) |
2742 | ev_prepare_stop (EV_P_ ev_prepare *w) |
2389 | { |
2743 | { |
2390 | clear_pending (EV_A_ (W)w); |
2744 | clear_pending (EV_A_ (W)w); |
2391 | if (expect_false (!ev_is_active (w))) |
2745 | if (expect_false (!ev_is_active (w))) |
2392 | return; |
2746 | return; |
2393 | |
2747 | |
|
|
2748 | EV_FREQUENT_CHECK; |
|
|
2749 | |
2394 | { |
2750 | { |
2395 | int active = ((W)w)->active; |
2751 | int active = ev_active (w); |
|
|
2752 | |
2396 | prepares [active - 1] = prepares [--preparecnt]; |
2753 | prepares [active - 1] = prepares [--preparecnt]; |
2397 | ((W)prepares [active - 1])->active = active; |
2754 | ev_active (prepares [active - 1]) = active; |
2398 | } |
2755 | } |
2399 | |
2756 | |
2400 | ev_stop (EV_A_ (W)w); |
2757 | ev_stop (EV_A_ (W)w); |
|
|
2758 | |
|
|
2759 | EV_FREQUENT_CHECK; |
2401 | } |
2760 | } |
2402 | |
2761 | |
2403 | void |
2762 | void |
2404 | ev_check_start (EV_P_ ev_check *w) |
2763 | ev_check_start (EV_P_ ev_check *w) |
2405 | { |
2764 | { |
2406 | if (expect_false (ev_is_active (w))) |
2765 | if (expect_false (ev_is_active (w))) |
2407 | return; |
2766 | return; |
|
|
2767 | |
|
|
2768 | EV_FREQUENT_CHECK; |
2408 | |
2769 | |
2409 | ev_start (EV_A_ (W)w, ++checkcnt); |
2770 | ev_start (EV_A_ (W)w, ++checkcnt); |
2410 | array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2); |
2771 | array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2); |
2411 | checks [checkcnt - 1] = w; |
2772 | checks [checkcnt - 1] = w; |
|
|
2773 | |
|
|
2774 | EV_FREQUENT_CHECK; |
2412 | } |
2775 | } |
2413 | |
2776 | |
2414 | void |
2777 | void |
2415 | ev_check_stop (EV_P_ ev_check *w) |
2778 | ev_check_stop (EV_P_ ev_check *w) |
2416 | { |
2779 | { |
2417 | clear_pending (EV_A_ (W)w); |
2780 | clear_pending (EV_A_ (W)w); |
2418 | if (expect_false (!ev_is_active (w))) |
2781 | if (expect_false (!ev_is_active (w))) |
2419 | return; |
2782 | return; |
2420 | |
2783 | |
|
|
2784 | EV_FREQUENT_CHECK; |
|
|
2785 | |
2421 | { |
2786 | { |
2422 | int active = ((W)w)->active; |
2787 | int active = ev_active (w); |
|
|
2788 | |
2423 | checks [active - 1] = checks [--checkcnt]; |
2789 | checks [active - 1] = checks [--checkcnt]; |
2424 | ((W)checks [active - 1])->active = active; |
2790 | ev_active (checks [active - 1]) = active; |
2425 | } |
2791 | } |
2426 | |
2792 | |
2427 | ev_stop (EV_A_ (W)w); |
2793 | ev_stop (EV_A_ (W)w); |
|
|
2794 | |
|
|
2795 | EV_FREQUENT_CHECK; |
2428 | } |
2796 | } |
2429 | |
2797 | |
2430 | #if EV_EMBED_ENABLE |
2798 | #if EV_EMBED_ENABLE |
2431 | void noinline |
2799 | void noinline |
2432 | ev_embed_sweep (EV_P_ ev_embed *w) |
2800 | ev_embed_sweep (EV_P_ ev_embed *w) |
… | |
… | |
2479 | struct ev_loop *loop = w->other; |
2847 | struct ev_loop *loop = w->other; |
2480 | assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
2848 | assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
2481 | ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ); |
2849 | ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ); |
2482 | } |
2850 | } |
2483 | |
2851 | |
|
|
2852 | EV_FREQUENT_CHECK; |
|
|
2853 | |
2484 | ev_set_priority (&w->io, ev_priority (w)); |
2854 | ev_set_priority (&w->io, ev_priority (w)); |
2485 | ev_io_start (EV_A_ &w->io); |
2855 | ev_io_start (EV_A_ &w->io); |
2486 | |
2856 | |
2487 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
2857 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
2488 | ev_set_priority (&w->prepare, EV_MINPRI); |
2858 | ev_set_priority (&w->prepare, EV_MINPRI); |
2489 | ev_prepare_start (EV_A_ &w->prepare); |
2859 | ev_prepare_start (EV_A_ &w->prepare); |
2490 | |
2860 | |
2491 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
2861 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
2492 | |
2862 | |
2493 | ev_start (EV_A_ (W)w, 1); |
2863 | ev_start (EV_A_ (W)w, 1); |
|
|
2864 | |
|
|
2865 | EV_FREQUENT_CHECK; |
2494 | } |
2866 | } |
2495 | |
2867 | |
2496 | void |
2868 | void |
2497 | ev_embed_stop (EV_P_ ev_embed *w) |
2869 | ev_embed_stop (EV_P_ ev_embed *w) |
2498 | { |
2870 | { |
2499 | clear_pending (EV_A_ (W)w); |
2871 | clear_pending (EV_A_ (W)w); |
2500 | if (expect_false (!ev_is_active (w))) |
2872 | if (expect_false (!ev_is_active (w))) |
2501 | return; |
2873 | return; |
2502 | |
2874 | |
|
|
2875 | EV_FREQUENT_CHECK; |
|
|
2876 | |
2503 | ev_io_stop (EV_A_ &w->io); |
2877 | ev_io_stop (EV_A_ &w->io); |
2504 | ev_prepare_stop (EV_A_ &w->prepare); |
2878 | ev_prepare_stop (EV_A_ &w->prepare); |
2505 | |
2879 | |
2506 | ev_stop (EV_A_ (W)w); |
2880 | ev_stop (EV_A_ (W)w); |
|
|
2881 | |
|
|
2882 | EV_FREQUENT_CHECK; |
2507 | } |
2883 | } |
2508 | #endif |
2884 | #endif |
2509 | |
2885 | |
2510 | #if EV_FORK_ENABLE |
2886 | #if EV_FORK_ENABLE |
2511 | void |
2887 | void |
2512 | ev_fork_start (EV_P_ ev_fork *w) |
2888 | ev_fork_start (EV_P_ ev_fork *w) |
2513 | { |
2889 | { |
2514 | if (expect_false (ev_is_active (w))) |
2890 | if (expect_false (ev_is_active (w))) |
2515 | return; |
2891 | return; |
|
|
2892 | |
|
|
2893 | EV_FREQUENT_CHECK; |
2516 | |
2894 | |
2517 | ev_start (EV_A_ (W)w, ++forkcnt); |
2895 | ev_start (EV_A_ (W)w, ++forkcnt); |
2518 | array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2); |
2896 | array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2); |
2519 | forks [forkcnt - 1] = w; |
2897 | forks [forkcnt - 1] = w; |
|
|
2898 | |
|
|
2899 | EV_FREQUENT_CHECK; |
2520 | } |
2900 | } |
2521 | |
2901 | |
2522 | void |
2902 | void |
2523 | ev_fork_stop (EV_P_ ev_fork *w) |
2903 | ev_fork_stop (EV_P_ ev_fork *w) |
2524 | { |
2904 | { |
2525 | clear_pending (EV_A_ (W)w); |
2905 | clear_pending (EV_A_ (W)w); |
2526 | if (expect_false (!ev_is_active (w))) |
2906 | if (expect_false (!ev_is_active (w))) |
2527 | return; |
2907 | return; |
2528 | |
2908 | |
|
|
2909 | EV_FREQUENT_CHECK; |
|
|
2910 | |
2529 | { |
2911 | { |
2530 | int active = ((W)w)->active; |
2912 | int active = ev_active (w); |
|
|
2913 | |
2531 | forks [active - 1] = forks [--forkcnt]; |
2914 | forks [active - 1] = forks [--forkcnt]; |
2532 | ((W)forks [active - 1])->active = active; |
2915 | ev_active (forks [active - 1]) = active; |
2533 | } |
2916 | } |
2534 | |
2917 | |
2535 | ev_stop (EV_A_ (W)w); |
2918 | ev_stop (EV_A_ (W)w); |
|
|
2919 | |
|
|
2920 | EV_FREQUENT_CHECK; |
2536 | } |
2921 | } |
2537 | #endif |
2922 | #endif |
2538 | |
2923 | |
2539 | #if EV_ASYNC_ENABLE |
2924 | #if EV_ASYNC_ENABLE |
2540 | void |
2925 | void |
… | |
… | |
2542 | { |
2927 | { |
2543 | if (expect_false (ev_is_active (w))) |
2928 | if (expect_false (ev_is_active (w))) |
2544 | return; |
2929 | return; |
2545 | |
2930 | |
2546 | evpipe_init (EV_A); |
2931 | evpipe_init (EV_A); |
|
|
2932 | |
|
|
2933 | EV_FREQUENT_CHECK; |
2547 | |
2934 | |
2548 | ev_start (EV_A_ (W)w, ++asynccnt); |
2935 | ev_start (EV_A_ (W)w, ++asynccnt); |
2549 | array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2); |
2936 | array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2); |
2550 | asyncs [asynccnt - 1] = w; |
2937 | asyncs [asynccnt - 1] = w; |
|
|
2938 | |
|
|
2939 | EV_FREQUENT_CHECK; |
2551 | } |
2940 | } |
2552 | |
2941 | |
2553 | void |
2942 | void |
2554 | ev_async_stop (EV_P_ ev_async *w) |
2943 | ev_async_stop (EV_P_ ev_async *w) |
2555 | { |
2944 | { |
2556 | clear_pending (EV_A_ (W)w); |
2945 | clear_pending (EV_A_ (W)w); |
2557 | if (expect_false (!ev_is_active (w))) |
2946 | if (expect_false (!ev_is_active (w))) |
2558 | return; |
2947 | return; |
2559 | |
2948 | |
|
|
2949 | EV_FREQUENT_CHECK; |
|
|
2950 | |
2560 | { |
2951 | { |
2561 | int active = ((W)w)->active; |
2952 | int active = ev_active (w); |
|
|
2953 | |
2562 | asyncs [active - 1] = asyncs [--asynccnt]; |
2954 | asyncs [active - 1] = asyncs [--asynccnt]; |
2563 | ((W)asyncs [active - 1])->active = active; |
2955 | ev_active (asyncs [active - 1]) = active; |
2564 | } |
2956 | } |
2565 | |
2957 | |
2566 | ev_stop (EV_A_ (W)w); |
2958 | ev_stop (EV_A_ (W)w); |
|
|
2959 | |
|
|
2960 | EV_FREQUENT_CHECK; |
2567 | } |
2961 | } |
2568 | |
2962 | |
2569 | void |
2963 | void |
2570 | ev_async_send (EV_P_ ev_async *w) |
2964 | ev_async_send (EV_P_ ev_async *w) |
2571 | { |
2965 | { |