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Comparing libev/ev.c (file contents):
Revision 1.28 by root, Thu Nov 1 06:48:49 2007 UTC vs.
Revision 1.34 by root, Thu Nov 1 11:43:11 2007 UTC

… …
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */ 28 */
29#if EV_USE_CONFIG_H
30# include "config.h"
31#endif
29 32
30#include <math.h> 33#include <math.h>
31#include <stdlib.h> 34#include <stdlib.h>
32#include <unistd.h> 35#include <unistd.h>
33#include <fcntl.h> 36#include <fcntl.h>
… …
41#include <sys/types.h> 44#include <sys/types.h>
42#include <sys/wait.h> 45#include <sys/wait.h>
43#include <sys/time.h> 46#include <sys/time.h>
44#include <time.h> 47#include <time.h>
45 48
46#ifndef HAVE_MONOTONIC 49#ifndef EV_USE_MONOTONIC
47# ifdef CLOCK_MONOTONIC 50# ifdef CLOCK_MONOTONIC
48# define HAVE_MONOTONIC 1 51# define EV_USE_MONOTONIC 1
49# endif 52# endif
50#endif 53#endif
51 54
52#ifndef HAVE_SELECT 55#ifndef EV_USE_SELECT
53# define HAVE_SELECT 1 56# define EV_USE_SELECT 1
54#endif 57#endif
55 58
56#ifndef HAVE_EPOLL 59#ifndef EV_USE_EPOLL
57# define HAVE_EPOLL 0 60# define EV_USE_EPOLL 0
58#endif 61#endif
59 62
63#ifndef CLOCK_REALTIME
64# define EV_USE_REALTIME 0
65#endif
60#ifndef HAVE_REALTIME 66#ifndef EV_USE_REALTIME
61# define HAVE_REALTIME 1 /* posix requirement, but might be slower */ 67# define EV_USE_REALTIME 1 /* posix requirement, but might be slower */
62#endif 68#endif
63 69
64#define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ 70#define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */
65#define MAX_BLOCKTIME 60. 71#define MAX_BLOCKTIME 59.731 /* never wait longer than this time (to detetc time jumps) */
66#define PID_HASHSIZE 16 /* size of pid hahs table, must be power of two */ 72#define PID_HASHSIZE 16 /* size of pid hash table, must be power of two */
73#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds */
67 74
68#include "ev.h" 75#include "ev.h"
69 76
70typedef struct ev_watcher *W; 77typedef struct ev_watcher *W;
71typedef struct ev_watcher_list *WL; 78typedef struct ev_watcher_list *WL;
… …
84/*****************************************************************************/ 91/*****************************************************************************/
85 92
86ev_tstamp 93ev_tstamp
87ev_time (void) 94ev_time (void)
88{ 95{
89#if HAVE_REALTIME 96#if EV_USE_REALTIME
90 struct timespec ts; 97 struct timespec ts;
91 clock_gettime (CLOCK_REALTIME, &ts); 98 clock_gettime (CLOCK_REALTIME, &ts);
92 return ts.tv_sec + ts.tv_nsec * 1e-9; 99 return ts.tv_sec + ts.tv_nsec * 1e-9;
93#else 100#else
94 struct timeval tv; 101 struct timeval tv;
… …
98} 105}
99 106
100static ev_tstamp 107static ev_tstamp
101get_clock (void) 108get_clock (void)
102{ 109{
103#if HAVE_MONOTONIC 110#if EV_USE_MONOTONIC
104 if (have_monotonic) 111 if (have_monotonic)
105 { 112 {
106 struct timespec ts; 113 struct timespec ts;
107 clock_gettime (CLOCK_MONOTONIC, &ts); 114 clock_gettime (CLOCK_MONOTONIC, &ts);
108 return ts.tv_sec + ts.tv_nsec * 1e-9; 115 return ts.tv_sec + ts.tv_nsec * 1e-9;
109 } 116 }
110#endif 117#endif
111 118
112 return ev_time (); 119 return ev_time ();
113} 120}
121
122#define array_roundsize(base,n) ((n) | 4 & ~3)
114 123
115#define array_needsize(base,cur,cnt,init) \ 124#define array_needsize(base,cur,cnt,init) \
116 if ((cnt) > cur) \ 125 if ((cnt) > cur) \
117 { \ 126 { \
118 int newcnt = cur; \ 127 int newcnt = cur; \
119 do \ 128 do \
120 { \ 129 { \
121 newcnt = (newcnt << 1) | 4 & ~3; \ 130 newcnt = array_roundsize (base, newcnt << 1); \
122 } \ 131 } \
123 while ((cnt) > newcnt); \ 132 while ((cnt) > newcnt); \
124 \ 133 \
125 base = realloc (base, sizeof (*base) * (newcnt)); \ 134 base = realloc (base, sizeof (*base) * (newcnt)); \
126 init (base + cur, newcnt - cur); \ 135 init (base + cur, newcnt - cur); \
… …
130/*****************************************************************************/ 139/*****************************************************************************/
131 140
132typedef struct 141typedef struct
133{ 142{
134 struct ev_io *head; 143 struct ev_io *head;
135 int events; 144 unsigned char events;
145 unsigned char reify;
136} ANFD; 146} ANFD;
137 147
138static ANFD *anfds; 148static ANFD *anfds;
139static int anfdmax; 149static int anfdmax;
140 150
… …
143{ 153{
144 while (count--) 154 while (count--)
145 { 155 {
146 base->head = 0; 156 base->head = 0;
147 base->events = EV_NONE; 157 base->events = EV_NONE;
158 base->reify = 0;
159
148 ++base; 160 ++base;
149 } 161 }
150} 162}
151 163
152typedef struct 164typedef struct
… …
159static int pendingmax, pendingcnt; 171static int pendingmax, pendingcnt;
160 172
161static void 173static void
162event (W w, int events) 174event (W w, int events)
163{ 175{
164 if (w->active) 176 if (w->pending)
177 {
178 pendings [w->pending - 1].events |= events;
179 return;
165 { 180 }
181
166 w->pending = ++pendingcnt; 182 w->pending = ++pendingcnt;
167 array_needsize (pendings, pendingmax, pendingcnt, ); 183 array_needsize (pendings, pendingmax, pendingcnt, );
168 pendings [pendingcnt - 1].w = w; 184 pendings [pendingcnt - 1].w = w;
169 pendings [pendingcnt - 1].events = events; 185 pendings [pendingcnt - 1].events = events;
170 }
171} 186}
172 187
173static void 188static void
174queue_events (W *events, int eventcnt, int type) 189queue_events (W *events, int eventcnt, int type)
175{ 190{
… …
213 int events = 0; 228 int events = 0;
214 229
215 for (w = anfd->head; w; w = w->next) 230 for (w = anfd->head; w; w = w->next)
216 events |= w->events; 231 events |= w->events;
217 232
218 anfd->events &= ~EV_REIFY; 233 anfd->reify = 0;
219 234
220 if (anfd->events != events) 235 if (anfd->events != events)
221 { 236 {
222 method_modify (fd, anfd->events, events); 237 method_modify (fd, anfd->events, events);
223 anfd->events = events; 238 anfd->events = events;
… …
228} 243}
229 244
230static void 245static void
231fd_change (int fd) 246fd_change (int fd)
232{ 247{
233 if (anfds [fd].events & EV_REIFY) 248 if (anfds [fd].reify || fdchangecnt < 0)
234 return; 249 return;
235 250
236 anfds [fd].events |= EV_REIFY; 251 anfds [fd].reify = 1;
237 252
238 ++fdchangecnt; 253 ++fdchangecnt;
239 array_needsize (fdchanges, fdchangemax, fdchangecnt, ); 254 array_needsize (fdchanges, fdchangemax, fdchangecnt, );
240 fdchanges [fdchangecnt - 1] = fd; 255 fdchanges [fdchangecnt - 1] = fd;
241} 256}
… …
249 for (fd = 0; fd < anfdmax; ++fd) 264 for (fd = 0; fd < anfdmax; ++fd)
250 if (anfds [fd].events) 265 if (anfds [fd].events)
251 if (fcntl (fd, F_GETFD) == -1 && errno == EBADF) 266 if (fcntl (fd, F_GETFD) == -1 && errno == EBADF)
252 while (anfds [fd].head) 267 while (anfds [fd].head)
253 { 268 {
254 event ((W)anfds [fd].head, EV_ERROR);
255 ev_io_stop (anfds [fd].head); 269 ev_io_stop (anfds [fd].head);
270 event ((W)anfds [fd].head, EV_ERROR | EV_READ | EV_WRITE);
256 } 271 }
257} 272}
258 273
259/*****************************************************************************/ 274/*****************************************************************************/
260 275
… …
308/*****************************************************************************/ 323/*****************************************************************************/
309 324
310typedef struct 325typedef struct
311{ 326{
312 struct ev_signal *head; 327 struct ev_signal *head;
313 sig_atomic_t gotsig; 328 sig_atomic_t volatile gotsig;
314} ANSIG; 329} ANSIG;
315 330
316static ANSIG *signals; 331static ANSIG *signals;
317static int signalmax; 332static int signalmax;
318 333
319static int sigpipe [2]; 334static int sigpipe [2];
320static sig_atomic_t gotsig; 335static sig_atomic_t volatile gotsig;
321static struct ev_io sigev; 336static struct ev_io sigev;
322 337
323static void 338static void
324signals_init (ANSIG *base, int count) 339signals_init (ANSIG *base, int count)
325{ 340{
326 while (count--) 341 while (count--)
327 { 342 {
328 base->head = 0; 343 base->head = 0;
329 base->gotsig = 0; 344 base->gotsig = 0;
345
330 ++base; 346 ++base;
331 } 347 }
332} 348}
333 349
334static void 350static void
… …
337 signals [signum - 1].gotsig = 1; 353 signals [signum - 1].gotsig = 1;
338 354
339 if (!gotsig) 355 if (!gotsig)
340 { 356 {
341 gotsig = 1; 357 gotsig = 1;
342 write (sigpipe [1], &gotsig, 1); 358 write (sigpipe [1], &signum, 1);
343 } 359 }
344} 360}
345 361
346static void 362static void
347sigcb (struct ev_io *iow, int revents) 363sigcb (struct ev_io *iow, int revents)
348{ 364{
349 struct ev_signal *w; 365 struct ev_signal *w;
350 int sig; 366 int sig;
351 367
368 read (sigpipe [0], &revents, 1);
352 gotsig = 0; 369 gotsig = 0;
353 read (sigpipe [0], &revents, 1);
354 370
355 for (sig = signalmax; sig--; ) 371 for (sig = signalmax; sig--; )
356 if (signals [sig].gotsig) 372 if (signals [sig].gotsig)
357 { 373 {
358 signals [sig].gotsig = 0; 374 signals [sig].gotsig = 0;
… …
411 } 427 }
412} 428}
413 429
414/*****************************************************************************/ 430/*****************************************************************************/
415 431
416#if HAVE_EPOLL 432#if EV_USE_EPOLL
417# include "ev_epoll.c" 433# include "ev_epoll.c"
418#endif 434#endif
419#if HAVE_SELECT 435#if EV_USE_SELECT
420# include "ev_select.c" 436# include "ev_select.c"
421#endif 437#endif
422 438
423int 439int
424ev_version_major (void) 440ev_version_major (void)
… …
434 450
435int ev_init (int flags) 451int ev_init (int flags)
436{ 452{
437 if (!ev_method) 453 if (!ev_method)
438 { 454 {
439#if HAVE_MONOTONIC 455#if EV_USE_MONOTONIC
440 { 456 {
441 struct timespec ts; 457 struct timespec ts;
442 if (!clock_gettime (CLOCK_MONOTONIC, &ts)) 458 if (!clock_gettime (CLOCK_MONOTONIC, &ts))
443 have_monotonic = 1; 459 have_monotonic = 1;
444 } 460 }
… …
450 466
451 if (pipe (sigpipe)) 467 if (pipe (sigpipe))
452 return 0; 468 return 0;
453 469
454 ev_method = EVMETHOD_NONE; 470 ev_method = EVMETHOD_NONE;
455#if HAVE_EPOLL 471#if EV_USE_EPOLL
456 if (ev_method == EVMETHOD_NONE) epoll_init (flags); 472 if (ev_method == EVMETHOD_NONE) epoll_init (flags);
457#endif 473#endif
458#if HAVE_SELECT 474#if EV_USE_SELECT
459 if (ev_method == EVMETHOD_NONE) select_init (flags); 475 if (ev_method == EVMETHOD_NONE) select_init (flags);
460#endif 476#endif
461 477
462 if (ev_method) 478 if (ev_method)
463 { 479 {
… …
487} 503}
488 504
489void 505void
490ev_postfork_child (void) 506ev_postfork_child (void)
491{ 507{
492#if HAVE_EPOLL 508#if EV_USE_EPOLL
493 if (ev_method == EVMETHOD_EPOLL) 509 if (ev_method == EVMETHOD_EPOLL)
494 epoll_postfork_child (); 510 epoll_postfork_child ();
495#endif 511#endif
496 512
497 ev_io_stop (&sigev); 513 ev_io_stop (&sigev);
… …
523{ 539{
524 while (timercnt && timers [0]->at <= now) 540 while (timercnt && timers [0]->at <= now)
525 { 541 {
526 struct ev_timer *w = timers [0]; 542 struct ev_timer *w = timers [0];
527 543
528 event ((W)w, EV_TIMEOUT);
529
530 /* first reschedule or stop timer */ 544 /* first reschedule or stop timer */
531 if (w->repeat) 545 if (w->repeat)
532 { 546 {
547 assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.));
533 w->at = now + w->repeat; 548 w->at = now + w->repeat;
534 assert (("timer timeout in the past, negative repeat?", w->at > now));
535 downheap ((WT *)timers, timercnt, 0); 549 downheap ((WT *)timers, timercnt, 0);
536 } 550 }
537 else 551 else
538 ev_timer_stop (w); /* nonrepeating: stop timer */ 552 ev_timer_stop (w); /* nonrepeating: stop timer */
553
554 event ((W)w, EV_TIMEOUT);
539 } 555 }
540} 556}
541 557
542static void 558static void
543periodics_reify (void) 559periodics_reify (void)
… …
548 564
549 /* first reschedule or stop timer */ 565 /* first reschedule or stop timer */
550 if (w->interval) 566 if (w->interval)
551 { 567 {
552 w->at += floor ((ev_now - w->at) / w->interval + 1.) * w->interval; 568 w->at += floor ((ev_now - w->at) / w->interval + 1.) * w->interval;
553 assert (("periodic timeout in the past, negative interval?", w->at > ev_now)); 569 assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", w->at > ev_now));
554 downheap ((WT *)periodics, periodiccnt, 0); 570 downheap ((WT *)periodics, periodiccnt, 0);
555 } 571 }
556 else 572 else
557 ev_periodic_stop (w); /* nonrepeating: stop timer */ 573 ev_periodic_stop (w); /* nonrepeating: stop timer */
558 574
559 event ((W)w, EV_TIMEOUT); 575 event ((W)w, EV_PERIODIC);
560 } 576 }
561} 577}
562 578
563static void 579static void
564periodics_reschedule (ev_tstamp diff) 580periodics_reschedule (ev_tstamp diff)
… …
719 head = &(*head)->next; 735 head = &(*head)->next;
720 } 736 }
721} 737}
722 738
723static void 739static void
724ev_clear (W w) 740ev_clear_pending (W w)
725{ 741{
726 if (w->pending) 742 if (w->pending)
727 { 743 {
728 pendings [w->pending - 1].w = 0; 744 pendings [w->pending - 1].w = 0;
729 w->pending = 0; 745 w->pending = 0;
… …
749{ 765{
750 if (ev_is_active (w)) 766 if (ev_is_active (w))
751 return; 767 return;
752 768
753 int fd = w->fd; 769 int fd = w->fd;
770
771 assert (("ev_io_start called with negative fd", fd >= 0));
754 772
755 ev_start ((W)w, 1); 773 ev_start ((W)w, 1);
756 array_needsize (anfds, anfdmax, fd + 1, anfds_init); 774 array_needsize (anfds, anfdmax, fd + 1, anfds_init);
757 wlist_add ((WL *)&anfds[fd].head, (WL)w); 775 wlist_add ((WL *)&anfds[fd].head, (WL)w);
758 776
… …
760} 778}
761 779
762void 780void
763ev_io_stop (struct ev_io *w) 781ev_io_stop (struct ev_io *w)
764{ 782{
765 ev_clear ((W)w); 783 ev_clear_pending ((W)w);
766 if (!ev_is_active (w)) 784 if (!ev_is_active (w))
767 return; 785 return;
768 786
769 wlist_del ((WL *)&anfds[w->fd].head, (WL)w); 787 wlist_del ((WL *)&anfds[w->fd].head, (WL)w);
770 ev_stop ((W)w); 788 ev_stop ((W)w);
… …
778 if (ev_is_active (w)) 796 if (ev_is_active (w))
779 return; 797 return;
780 798
781 w->at += now; 799 w->at += now;
782 800
783 assert (("timer repeat value less than zero not allowed", w->repeat >= 0.)); 801 assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));
784 802
785 ev_start ((W)w, ++timercnt); 803 ev_start ((W)w, ++timercnt);
786 array_needsize (timers, timermax, timercnt, ); 804 array_needsize (timers, timermax, timercnt, );
787 timers [timercnt - 1] = w; 805 timers [timercnt - 1] = w;
788 upheap ((WT *)timers, timercnt - 1); 806 upheap ((WT *)timers, timercnt - 1);
789} 807}
790 808
791void 809void
792ev_timer_stop (struct ev_timer *w) 810ev_timer_stop (struct ev_timer *w)
793{ 811{
794 ev_clear ((W)w); 812 ev_clear_pending ((W)w);
795 if (!ev_is_active (w)) 813 if (!ev_is_active (w))
796 return; 814 return;
797 815
798 if (w->active < timercnt--) 816 if (w->active < timercnt--)
799 { 817 {
… …
827ev_periodic_start (struct ev_periodic *w) 845ev_periodic_start (struct ev_periodic *w)
828{ 846{
829 if (ev_is_active (w)) 847 if (ev_is_active (w))
830 return; 848 return;
831 849
832 assert (("periodic interval value less than zero not allowed", w->interval >= 0.)); 850 assert (("ev_periodic_start called with negative interval value", w->interval >= 0.));
833 851
834 /* this formula differs from the one in periodic_reify because we do not always round up */ 852 /* this formula differs from the one in periodic_reify because we do not always round up */
835 if (w->interval) 853 if (w->interval)
836 w->at += ceil ((ev_now - w->at) / w->interval) * w->interval; 854 w->at += ceil ((ev_now - w->at) / w->interval) * w->interval;
837 855
… …
842} 860}
843 861
844void 862void
845ev_periodic_stop (struct ev_periodic *w) 863ev_periodic_stop (struct ev_periodic *w)
846{ 864{
847 ev_clear ((W)w); 865 ev_clear_pending ((W)w);
848 if (!ev_is_active (w)) 866 if (!ev_is_active (w))
849 return; 867 return;
850 868
851 if (w->active < periodiccnt--) 869 if (w->active < periodiccnt--)
852 { 870 {
… …
860void 878void
861ev_signal_start (struct ev_signal *w) 879ev_signal_start (struct ev_signal *w)
862{ 880{
863 if (ev_is_active (w)) 881 if (ev_is_active (w))
864 return; 882 return;
883
884 assert (("ev_signal_start called with illegal signal number", w->signum > 0));
865 885
866 ev_start ((W)w, 1); 886 ev_start ((W)w, 1);
867 array_needsize (signals, signalmax, w->signum, signals_init); 887 array_needsize (signals, signalmax, w->signum, signals_init);
868 wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); 888 wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w);
869 889
… …
878} 898}
879 899
880void 900void
881ev_signal_stop (struct ev_signal *w) 901ev_signal_stop (struct ev_signal *w)
882{ 902{
883 ev_clear ((W)w); 903 ev_clear_pending ((W)w);
884 if (!ev_is_active (w)) 904 if (!ev_is_active (w))
885 return; 905 return;
886 906
887 wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); 907 wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w);
888 ev_stop ((W)w); 908 ev_stop ((W)w);
… …
903} 923}
904 924
905void 925void
906ev_idle_stop (struct ev_idle *w) 926ev_idle_stop (struct ev_idle *w)
907{ 927{
908 ev_clear ((W)w); 928 ev_clear_pending ((W)w);
909 if (ev_is_active (w)) 929 if (ev_is_active (w))
910 return; 930 return;
911 931
912 idles [w->active - 1] = idles [--idlecnt]; 932 idles [w->active - 1] = idles [--idlecnt];
913 ev_stop ((W)w); 933 ev_stop ((W)w);
… …
925} 945}
926 946
927void 947void
928ev_prepare_stop (struct ev_prepare *w) 948ev_prepare_stop (struct ev_prepare *w)
929{ 949{
930 ev_clear ((W)w); 950 ev_clear_pending ((W)w);
931 if (ev_is_active (w)) 951 if (ev_is_active (w))
932 return; 952 return;
933 953
934 prepares [w->active - 1] = prepares [--preparecnt]; 954 prepares [w->active - 1] = prepares [--preparecnt];
935 ev_stop ((W)w); 955 ev_stop ((W)w);
… …
947} 967}
948 968
949void 969void
950ev_check_stop (struct ev_check *w) 970ev_check_stop (struct ev_check *w)
951{ 971{
952 ev_clear ((W)w); 972 ev_clear_pending ((W)w);
953 if (ev_is_active (w)) 973 if (ev_is_active (w))
954 return; 974 return;
955 975
956 checks [w->active - 1] = checks [--checkcnt]; 976 checks [w->active - 1] = checks [--checkcnt];
957 ev_stop ((W)w); 977 ev_stop ((W)w);
… …
968} 988}
969 989
970void 990void
971ev_child_stop (struct ev_child *w) 991ev_child_stop (struct ev_child *w)
972{ 992{
973 ev_clear ((W)w); 993 ev_clear_pending ((W)w);
974 if (ev_is_active (w)) 994 if (ev_is_active (w))
975 return; 995 return;
976 996
977 wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); 997 wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w);
978 ev_stop ((W)w); 998 ev_stop ((W)w);
… …
1017ev_once (int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) 1037ev_once (int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg)
1018{ 1038{
1019 struct ev_once *once = malloc (sizeof (struct ev_once)); 1039 struct ev_once *once = malloc (sizeof (struct ev_once));
1020 1040
1021 if (!once) 1041 if (!once)
1022 cb (EV_ERROR, arg); 1042 cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg);
1023 else 1043 else
1024 { 1044 {
1025 once->cb = cb; 1045 once->cb = cb;
1026 once->arg = arg; 1046 once->arg = arg;
1027 1047
1028 ev_watcher_init (&once->io, once_cb_io); 1048 ev_watcher_init (&once->io, once_cb_io);
1029
1030 if (fd >= 0) 1049 if (fd >= 0)
1031 { 1050 {
1032 ev_io_set (&once->io, fd, events); 1051 ev_io_set (&once->io, fd, events);
1033 ev_io_start (&once->io); 1052 ev_io_start (&once->io);
1034 } 1053 }
1035 1054
1036 ev_watcher_init (&once->to, once_cb_to); 1055 ev_watcher_init (&once->to, once_cb_to);
1037
1038 if (timeout >= 0.) 1056 if (timeout >= 0.)
1039 { 1057 {
1040 ev_timer_set (&once->to, timeout, 0.); 1058 ev_timer_set (&once->to, timeout, 0.);
1041 ev_timer_start (&once->to); 1059 ev_timer_start (&once->to);
1042 } 1060 }

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