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Comparing libev/ev.c (file contents):
Revision 1.178 by root, Tue Dec 11 18:36:11 2007 UTC vs.
Revision 1.227 by root, Fri May 2 07:20:01 2008 UTC

1	/*	1	/*
2	* libev event processing core, watcher management	2	* libev event processing core, watcher management
3	*	3	*
4	* Copyright (c) 2007 Marc Alexander Lehmann <libev@schmorp.de>	4	* Copyright (c) 2007,2008 Marc Alexander Lehmann <libev@schmorp.de>
5	* All rights reserved.	5	* All rights reserved.
6	*	6	*
7	* Redistribution and use in source and binary forms, with or without	7	* Redistribution and use in source and binary forms, with or without modifica-
8	* modification, are permitted provided that the following conditions are	8	* tion, are permitted provided that the following conditions are met:
9	* met:	9	*
		10	* 1. Redistributions of source code must retain the above copyright notice,
		11	* this list of conditions and the following disclaimer.
		12	*
		13	* 2. Redistributions in binary form must reproduce the above copyright
		14	* notice, this list of conditions and the following disclaimer in the
		15	* documentation and/or other materials provided with the distribution.
		16	*
		17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
		18	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
		19	* CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
		20	* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
		21	* CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
		22	* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
		23	* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
		24	* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH-
		25	* ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
		26	* OF THE POSSIBILITY OF SUCH DAMAGE.
10	*	27	*
11	* * Redistributions of source code must retain the above copyright	28	* Alternatively, the contents of this file may be used under the terms of
12	* notice, this list of conditions and the following disclaimer.	29	* the GNU General Public License ("GPL") version 2 or any later version,
13	*	30	* in which case the provisions of the GPL are applicable instead of
14	* * Redistributions in binary form must reproduce the above	31	* the above. If you wish to allow the use of your version of this file
15	* copyright notice, this list of conditions and the following	32	* only under the terms of the GPL and not to allow others to use your
16	* disclaimer in the documentation and/or other materials provided	33	* version of this file under the BSD license, indicate your decision
17	* with the distribution.	34	* by deleting the provisions above and replace them with the notice
18	*	35	* and other provisions required by the GPL. If you do not delete the
19	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS	36	* provisions above, a recipient may use your version of this file under
20	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT	37	* either the BSD or the GPL.
21	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23	* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30	*/	38	*/
31		39
32	#ifdef __cplusplus	40	#ifdef __cplusplus
33	extern "C" {	41	extern "C" {
34	#endif	42	#endif
35		43
		44	/* this big block deduces configuration from config.h */
36	#ifndef EV_STANDALONE	45	#ifndef EV_STANDALONE
37	# ifdef EV_CONFIG_H	46	# ifdef EV_CONFIG_H
38	# include EV_CONFIG_H	47	# include EV_CONFIG_H
39	# else	48	# else
40	# include "config.h"	49	# include "config.h"
…		…
51	# ifndef EV_USE_MONOTONIC	60	# ifndef EV_USE_MONOTONIC
52	# define EV_USE_MONOTONIC 0	61	# define EV_USE_MONOTONIC 0
53	# endif	62	# endif
54	# ifndef EV_USE_REALTIME	63	# ifndef EV_USE_REALTIME
55	# define EV_USE_REALTIME 0	64	# define EV_USE_REALTIME 0
		65	# endif
		66	# endif
		67
		68	# ifndef EV_USE_NANOSLEEP
		69	# if HAVE_NANOSLEEP
		70	# define EV_USE_NANOSLEEP 1
		71	# else
		72	# define EV_USE_NANOSLEEP 0
56	# endif	73	# endif
57	# endif	74	# endif
58		75
59	# ifndef EV_USE_SELECT	76	# ifndef EV_USE_SELECT
60	# if HAVE_SELECT && HAVE_SYS_SELECT_H	77	# if HAVE_SELECT && HAVE_SYS_SELECT_H
…		…
102	# else	119	# else
103	# define EV_USE_INOTIFY 0	120	# define EV_USE_INOTIFY 0
104	# endif	121	# endif
105	# endif	122	# endif
106		123
		124	# ifndef EV_USE_EVENTFD
		125	# if HAVE_EVENTFD
		126	# define EV_USE_EVENTFD 1
		127	# else
		128	# define EV_USE_EVENTFD 0
		129	# endif
		130	# endif
		131
107	#endif	132	#endif
108		133
109	#include <math.h>	134	#include <math.h>
110	#include <stdlib.h>	135	#include <stdlib.h>
111	#include <fcntl.h>	136	#include <fcntl.h>
…		…
136	# ifndef EV_SELECT_IS_WINSOCKET	161	# ifndef EV_SELECT_IS_WINSOCKET
137	# define EV_SELECT_IS_WINSOCKET 1	162	# define EV_SELECT_IS_WINSOCKET 1
138	# endif	163	# endif
139	#endif	164	#endif
140		165
141	/**/	166	/* this block tries to deduce configuration from header-defined symbols and defaults */
142		167
143	#ifndef EV_USE_MONOTONIC	168	#ifndef EV_USE_MONOTONIC
144	# define EV_USE_MONOTONIC 0	169	# define EV_USE_MONOTONIC 0
145	#endif	170	#endif
146		171
147	#ifndef EV_USE_REALTIME	172	#ifndef EV_USE_REALTIME
148	# define EV_USE_REALTIME 0	173	# define EV_USE_REALTIME 0
		174	#endif
		175
		176	#ifndef EV_USE_NANOSLEEP
		177	# define EV_USE_NANOSLEEP 0
149	#endif	178	#endif
150		179
151	#ifndef EV_USE_SELECT	180	#ifndef EV_USE_SELECT
152	# define EV_USE_SELECT 1	181	# define EV_USE_SELECT 1
153	#endif	182	#endif
…		…
159	# define EV_USE_POLL 1	188	# define EV_USE_POLL 1
160	# endif	189	# endif
161	#endif	190	#endif
162		191
163	#ifndef EV_USE_EPOLL	192	#ifndef EV_USE_EPOLL
		193	# if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4))
		194	# define EV_USE_EPOLL 1
		195	# else
164	# define EV_USE_EPOLL 0	196	# define EV_USE_EPOLL 0
		197	# endif
165	#endif	198	#endif
166		199
167	#ifndef EV_USE_KQUEUE	200	#ifndef EV_USE_KQUEUE
168	# define EV_USE_KQUEUE 0	201	# define EV_USE_KQUEUE 0
169	#endif	202	#endif
…		…
171	#ifndef EV_USE_PORT	204	#ifndef EV_USE_PORT
172	# define EV_USE_PORT 0	205	# define EV_USE_PORT 0
173	#endif	206	#endif
174		207
175	#ifndef EV_USE_INOTIFY	208	#ifndef EV_USE_INOTIFY
		209	# if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4))
		210	# define EV_USE_INOTIFY 1
		211	# else
176	# define EV_USE_INOTIFY 0	212	# define EV_USE_INOTIFY 0
		213	# endif
177	#endif	214	#endif
178		215
179	#ifndef EV_PID_HASHSIZE	216	#ifndef EV_PID_HASHSIZE
180	# if EV_MINIMAL	217	# if EV_MINIMAL
181	# define EV_PID_HASHSIZE 1	218	# define EV_PID_HASHSIZE 1
…		…
190	# else	227	# else
191	# define EV_INOTIFY_HASHSIZE 16	228	# define EV_INOTIFY_HASHSIZE 16
192	# endif	229	# endif
193	#endif	230	#endif
194		231
195	/**/	232	#ifndef EV_USE_EVENTFD
		233	# if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7))
		234	# define EV_USE_EVENTFD 1
		235	# else
		236	# define EV_USE_EVENTFD 0
		237	# endif
		238	#endif
		239
		240	/* this block fixes any misconfiguration where we know we run into trouble otherwise */
196		241
197	#ifndef CLOCK_MONOTONIC	242	#ifndef CLOCK_MONOTONIC
198	# undef EV_USE_MONOTONIC	243	# undef EV_USE_MONOTONIC
199	# define EV_USE_MONOTONIC 0	244	# define EV_USE_MONOTONIC 0
200	#endif	245	#endif
…		…
202	#ifndef CLOCK_REALTIME	247	#ifndef CLOCK_REALTIME
203	# undef EV_USE_REALTIME	248	# undef EV_USE_REALTIME
204	# define EV_USE_REALTIME 0	249	# define EV_USE_REALTIME 0
205	#endif	250	#endif
206		251
		252	#if !EV_STAT_ENABLE
		253	# undef EV_USE_INOTIFY
		254	# define EV_USE_INOTIFY 0
		255	#endif
		256
		257	#if !EV_USE_NANOSLEEP
		258	# ifndef _WIN32
		259	# include <sys/select.h>
		260	# endif
		261	#endif
		262
		263	#if EV_USE_INOTIFY
		264	# include <sys/inotify.h>
		265	#endif
		266
207	#if EV_SELECT_IS_WINSOCKET	267	#if EV_SELECT_IS_WINSOCKET
208	# include <winsock.h>	268	# include <winsock.h>
209	#endif	269	#endif
210		270
211	#if !EV_STAT_ENABLE	271	#if EV_USE_EVENTFD
212	# define EV_USE_INOTIFY 0	272	/* our minimum requirement is glibc 2.7 which has the stub, but not the header */
		273	# include <stdint.h>
		274	# ifdef __cplusplus
		275	extern "C" {
213	#endif	276	# endif
214		277	int eventfd (unsigned int initval, int flags);
215	#if EV_USE_INOTIFY	278	# ifdef __cplusplus
216	# include <sys/inotify.h>	279	}
		280	# endif
217	#endif	281	#endif
218		282
219	/**/	283	/**/
220		284
221	/*	285	/*
…		…
230		294
231	#define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */	295	#define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */
232	#define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */	296	#define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */
233	/*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds, TODO */	297	/*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds, TODO */
234		298
235	#if __GNUC__ >= 3	299	#if __GNUC__ >= 4
236	# define expect(expr,value) __builtin_expect ((expr),(value))	300	# define expect(expr,value) __builtin_expect ((expr),(value))
237	# define noinline __attribute__ ((noinline))	301	# define noinline __attribute__ ((noinline))
238	#else	302	#else
239	# define expect(expr,value) (expr)	303	# define expect(expr,value) (expr)
240	# define noinline	304	# define noinline
241	# if __STDC_VERSION__ < 199901L	305	# if __STDC_VERSION__ < 199901L && __GNUC__ < 2
242	# define inline	306	# define inline
243	# endif	307	# endif
244	#endif	308	#endif
245		309
246	#define expect_false(expr) expect ((expr) != 0, 0)	310	#define expect_false(expr) expect ((expr) != 0, 0)
…		…
261		325
262	typedef ev_watcher *W;	326	typedef ev_watcher *W;
263	typedef ev_watcher_list *WL;	327	typedef ev_watcher_list *WL;
264	typedef ev_watcher_time *WT;	328	typedef ev_watcher_time *WT;
265		329
		330	#if EV_USE_MONOTONIC
		331	/* 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 */
266	static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */	333	static EV_ATOMIC_T have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */
		334	#endif
267		335
268	#ifdef _WIN32	336	#ifdef _WIN32
269	# include "ev_win32.c"	337	# include "ev_win32.c"
270	#endif	338	#endif
271		339
…		…
292	perror (msg);	360	perror (msg);
293	abort ();	361	abort ();
294	}	362	}
295	}	363	}
296		364
		365	static void *
		366	ev_realloc_emul (void *ptr, long size)
		367	{
		368	/* some systems, notably openbsd and darwin, fail to properly
		369	* implement realloc (x, 0) (as required by both ansi c-98 and
		370	* the single unix specification, so work around them here.
		371	*/
		372
		373	if (size)
		374	return realloc (ptr, size);
		375
		376	free (ptr);
		377	return 0;
		378	}
		379
297	static void *(*alloc)(void *ptr, long size);	380	static void *(*alloc)(void *ptr, long size) = ev_realloc_emul;
298		381
299	void	382	void
300	ev_set_allocator (void *(*cb)(void *ptr, long size))	383	ev_set_allocator (void *(*cb)(void *ptr, long size))
301	{	384	{
302	alloc = cb;	385	alloc = cb;
303	}	386	}
304		387
305	inline_speed void *	388	inline_speed void *
306	ev_realloc (void *ptr, long size)	389	ev_realloc (void *ptr, long size)
307	{	390	{
308	ptr = alloc ? alloc (ptr, size) : realloc (ptr, size);	391	ptr = alloc (ptr, size);
309		392
310	if (!ptr && size)	393	if (!ptr && size)
311	{	394	{
312	fprintf (stderr, "libev: cannot allocate %ld bytes, aborting.", size);	395	fprintf (stderr, "libev: cannot allocate %ld bytes, aborting.", size);
313	abort ();	396	abort ();
…		…
407	{	490	{
408	return ev_rt_now;	491	return ev_rt_now;
409	}	492	}
410	#endif	493	#endif
411		494
		495	void
		496	ev_sleep (ev_tstamp delay)
		497	{
		498	if (delay > 0.)
		499	{
		500	#if EV_USE_NANOSLEEP
		501	struct timespec ts;
		502
		503	ts.tv_sec = (time_t)delay;
		504	ts.tv_nsec = (long)((delay - (ev_tstamp)(ts.tv_sec)) * 1e9);
		505
		506	nanosleep (&ts, 0);
		507	#elif defined(_WIN32)
		508	Sleep ((unsigned long)(delay * 1e3));
		509	#else
		510	struct timeval tv;
		511
		512	tv.tv_sec = (time_t)delay;
		513	tv.tv_usec = (long)((delay - (ev_tstamp)(tv.tv_sec)) * 1e6);
		514
		515	select (0, 0, 0, 0, &tv);
		516	#endif
		517	}
		518	}
		519
		520	/*****************************************************************************/
		521
412	int inline_size	522	int inline_size
413	array_nextsize (int elem, int cur, int cnt)	523	array_nextsize (int elem, int cur, int cnt)
414	{	524	{
415	int ncur = cur + 1;	525	int ncur = cur + 1;
416		526
…		…
476	pendings [pri][w_->pending - 1].w = w_;	586	pendings [pri][w_->pending - 1].w = w_;
477	pendings [pri][w_->pending - 1].events = revents;	587	pendings [pri][w_->pending - 1].events = revents;
478	}	588	}
479	}	589	}
480		590
481	void inline_size	591	void inline_speed
482	queue_events (EV_P_ W *events, int eventcnt, int type)	592	queue_events (EV_P_ W *events, int eventcnt, int type)
483	{	593	{
484	int i;	594	int i;
485		595
486	for (i = 0; i < eventcnt; ++i)	596	for (i = 0; i < eventcnt; ++i)
…		…
533	{	643	{
534	int fd = fdchanges [i];	644	int fd = fdchanges [i];
535	ANFD *anfd = anfds + fd;	645	ANFD *anfd = anfds + fd;
536	ev_io *w;	646	ev_io *w;
537		647
538	int events = 0;	648	unsigned char events = 0;
539		649
540	for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next)	650	for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next)
541	events |= w->events;	651	events |= (unsigned char)w->events;
542		652
543	#if EV_SELECT_IS_WINSOCKET	653	#if EV_SELECT_IS_WINSOCKET
544	if (events)	654	if (events)
545	{	655	{
546	unsigned long argp;	656	unsigned long argp;
		657	#ifdef EV_FD_TO_WIN32_HANDLE
		658	anfd->handle = EV_FD_TO_WIN32_HANDLE (fd);
		659	#else
547	anfd->handle = _get_osfhandle (fd);	660	anfd->handle = _get_osfhandle (fd);
		661	#endif
548	assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0));	662	assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0));
549	}	663	}
550	#endif	664	#endif
551		665
		666	{
		667	unsigned char o_events = anfd->events;
		668	unsigned char o_reify = anfd->reify;
		669
552	anfd->reify = 0;	670	anfd->reify = 0;
553
554	backend_modify (EV_A_ fd, anfd->events, events);
555	anfd->events = events;	671	anfd->events = events;
		672
		673	if (o_events != events || o_reify & EV_IOFDSET)
		674	backend_modify (EV_A_ fd, o_events, events);
		675	}
556	}	676	}
557		677
558	fdchangecnt = 0;	678	fdchangecnt = 0;
559	}	679	}
560		680
561	void inline_size	681	void inline_size
562	fd_change (EV_P_ int fd)	682	fd_change (EV_P_ int fd, int flags)
563	{	683	{
564	if (expect_false (anfds [fd].reify))	684	unsigned char reify = anfds [fd].reify;
565	return;
566
567	anfds [fd].reify = 1;	685	anfds [fd].reify |= flags;
568		686
		687	if (expect_true (!reify))
		688	{
569	++fdchangecnt;	689	++fdchangecnt;
570	array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2);	690	array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2);
571	fdchanges [fdchangecnt - 1] = fd;	691	fdchanges [fdchangecnt - 1] = fd;
		692	}
572	}	693	}
573		694
574	void inline_speed	695	void inline_speed
575	fd_kill (EV_P_ int fd)	696	fd_kill (EV_P_ int fd)
576	{	697	{
…		…
627		748
628	for (fd = 0; fd < anfdmax; ++fd)	749	for (fd = 0; fd < anfdmax; ++fd)
629	if (anfds [fd].events)	750	if (anfds [fd].events)
630	{	751	{
631	anfds [fd].events = 0;	752	anfds [fd].events = 0;
632	fd_change (EV_A_ fd);	753	fd_change (EV_A_ fd, EV_IOFDSET | 1);
633	}	754	}
634	}	755	}
635		756
636	/*****************************************************************************/	757	/*****************************************************************************/
637		758
		759	/* towards the root */
638	void inline_speed	760	void inline_speed
639	upheap (WT *heap, int k)	761	upheap (WT *heap, int k)
640	{	762	{
641	WT w = heap [k];	763	WT w = heap [k];
642		764
643	while (k && heap [k >> 1]->at > w->at)	765	while (k)
644	{	766	{
		767	int p = (k - 1) >> 1;
		768
		769	if (heap [p]->at <= w->at)
		770	break;
		771
645	heap [k] = heap [k >> 1];	772	heap [k] = heap [p];
646	((W)heap [k])->active = k + 1;	773	((W)heap [k])->active = k + 1;
647	k >>= 1;	774	k = p;
648	}	775	}
649		776
650	heap [k] = w;	777	heap [k] = w;
651	((W)heap [k])->active = k + 1;	778	((W)heap [k])->active = k + 1;
652
653	}	779	}
654		780
		781	/* away from the root */
655	void inline_speed	782	void inline_speed
656	downheap (WT *heap, int N, int k)	783	downheap (WT *heap, int N, int k)
657	{	784	{
658	WT w = heap [k];	785	WT w = heap [k];
659		786
660	while (k < (N >> 1))	787	for (;;)
661	{	788	{
662	int j = k << 1;	789	int c = (k << 1) + 1;
663		790
664	if (j + 1 < N && heap [j]->at > heap [j + 1]->at)	791	if (c >= N)
665	++j;
666
667	if (w->at <= heap [j]->at)
668	break;	792	break;
669		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
670	heap [k] = heap [j];	800	heap [k] = heap [c];
671	((W)heap [k])->active = k + 1;	801	((W)heap [k])->active = k + 1;
		802
672	k = j;	803	k = c;
673	}	804	}
674		805
675	heap [k] = w;	806	heap [k] = w;
676	((W)heap [k])->active = k + 1;	807	((W)heap [k])->active = k + 1;
677	}	808	}
…		…
686	/*****************************************************************************/	817	/*****************************************************************************/
687		818
688	typedef struct	819	typedef struct
689	{	820	{
690	WL head;	821	WL head;
691	sig_atomic_t volatile gotsig;	822	EV_ATOMIC_T gotsig;
692	} ANSIG;	823	} ANSIG;
693		824
694	static ANSIG *signals;	825	static ANSIG *signals;
695	static int signalmax;	826	static int signalmax;
696		827
697	static int sigpipe [2];	828	static EV_ATOMIC_T gotsig;
698	static sig_atomic_t volatile gotsig;
699	static ev_io sigev;
700		829
701	void inline_size	830	void inline_size
702	signals_init (ANSIG *base, int count)	831	signals_init (ANSIG *base, int count)
703	{	832	{
704	while (count--)	833	while (count--)
…		…
708		837
709	++base;	838	++base;
710	}	839	}
711	}	840	}
712		841
713	static void	842	/*****************************************************************************/
714	sighandler (int signum)
715	{
716	#if _WIN32
717	signal (signum, sighandler);
718	#endif
719
720	signals [signum - 1].gotsig = 1;
721
722	if (!gotsig)
723	{
724	int old_errno = errno;
725	gotsig = 1;
726	write (sigpipe [1], &signum, 1);
727	errno = old_errno;
728	}
729	}
730
731	void noinline
732	ev_feed_signal_event (EV_P_ int signum)
733	{
734	WL w;
735
736	#if EV_MULTIPLICITY
737	assert (("feeding signal events is only supported in the default loop", loop == ev_default_loop_ptr));
738	#endif
739
740	--signum;
741
742	if (signum < 0 || signum >= signalmax)
743	return;
744
745	signals [signum].gotsig = 0;
746
747	for (w = signals [signum].head; w; w = w->next)
748	ev_feed_event (EV_A_ (W)w, EV_SIGNAL);
749	}
750
751	static void
752	sigcb (EV_P_ ev_io *iow, int revents)
753	{
754	int signum;
755
756	read (sigpipe [0], &revents, 1);
757	gotsig = 0;
758
759	for (signum = signalmax; signum--; )
760	if (signals [signum].gotsig)
761	ev_feed_signal_event (EV_A_ signum + 1);
762	}
763		843
764	void inline_speed	844	void inline_speed
765	fd_intern (int fd)	845	fd_intern (int fd)
766	{	846	{
767	#ifdef _WIN32	847	#ifdef _WIN32
…		…
772	fcntl (fd, F_SETFL, O_NONBLOCK);	852	fcntl (fd, F_SETFL, O_NONBLOCK);
773	#endif	853	#endif
774	}	854	}
775		855
776	static void noinline	856	static void noinline
777	siginit (EV_P)	857	evpipe_init (EV_P)
778	{	858	{
		859	if (!ev_is_active (&pipeev))
		860	{
		861	#if EV_USE_EVENTFD
		862	if ((evfd = eventfd (0, 0)) >= 0)
		863	{
		864	evpipe [0] = -1;
		865	fd_intern (evfd);
		866	ev_io_set (&pipeev, evfd, EV_READ);
		867	}
		868	else
		869	#endif
		870	{
		871	while (pipe (evpipe))
		872	syserr ("(libev) error creating signal/async pipe");
		873
779	fd_intern (sigpipe [0]);	874	fd_intern (evpipe [0]);
780	fd_intern (sigpipe [1]);	875	fd_intern (evpipe [1]);
		876	ev_io_set (&pipeev, evpipe [0], EV_READ);
		877	}
781		878
782	ev_io_set (&sigev, sigpipe [0], EV_READ);
783	ev_io_start (EV_A_ &sigev);	879	ev_io_start (EV_A_ &pipeev);
784	ev_unref (EV_A); /* child watcher should not keep loop alive */	880	ev_unref (EV_A); /* watcher should not keep loop alive */
		881	}
		882	}
		883
		884	void inline_size
		885	evpipe_write (EV_P_ EV_ATOMIC_T *flag)
		886	{
		887	if (!*flag)
		888	{
		889	int old_errno = errno; /* save errno because write might clobber it */
		890
		891	*flag = 1;
		892
		893	#if EV_USE_EVENTFD
		894	if (evfd >= 0)
		895	{
		896	uint64_t counter = 1;
		897	write (evfd, &counter, sizeof (uint64_t));
		898	}
		899	else
		900	#endif
		901	write (evpipe [1], &old_errno, 1);
		902
		903	errno = old_errno;
		904	}
		905	}
		906
		907	static void
		908	pipecb (EV_P_ ev_io *iow, int revents)
		909	{
		910	#if EV_USE_EVENTFD
		911	if (evfd >= 0)
		912	{
		913	uint64_t counter = 1;
		914	read (evfd, &counter, sizeof (uint64_t));
		915	}
		916	else
		917	#endif
		918	{
		919	char dummy;
		920	read (evpipe [0], &dummy, 1);
		921	}
		922
		923	if (gotsig && ev_is_default_loop (EV_A))
		924	{
		925	int signum;
		926	gotsig = 0;
		927
		928	for (signum = signalmax; signum--; )
		929	if (signals [signum].gotsig)
		930	ev_feed_signal_event (EV_A_ signum + 1);
		931	}
		932
		933	#if EV_ASYNC_ENABLE
		934	if (gotasync)
		935	{
		936	int i;
		937	gotasync = 0;
		938
		939	for (i = asynccnt; i--; )
		940	if (asyncs [i]->sent)
		941	{
		942	asyncs [i]->sent = 0;
		943	ev_feed_event (EV_A_ asyncs [i], EV_ASYNC);
		944	}
		945	}
		946	#endif
785	}	947	}
786		948
787	/*****************************************************************************/	949	/*****************************************************************************/
788		950
		951	static void
		952	ev_sighandler (int signum)
		953	{
		954	#if EV_MULTIPLICITY
		955	struct ev_loop *loop = &default_loop_struct;
		956	#endif
		957
		958	#if _WIN32
		959	signal (signum, ev_sighandler);
		960	#endif
		961
		962	signals [signum - 1].gotsig = 1;
		963	evpipe_write (EV_A_ &gotsig);
		964	}
		965
		966	void noinline
		967	ev_feed_signal_event (EV_P_ int signum)
		968	{
		969	WL w;
		970
		971	#if EV_MULTIPLICITY
		972	assert (("feeding signal events is only supported in the default loop", loop == ev_default_loop_ptr));
		973	#endif
		974
		975	--signum;
		976
		977	if (signum < 0 || signum >= signalmax)
		978	return;
		979
		980	signals [signum].gotsig = 0;
		981
		982	for (w = signals [signum].head; w; w = w->next)
		983	ev_feed_event (EV_A_ (W)w, EV_SIGNAL);
		984	}
		985
		986	/*****************************************************************************/
		987
789	static ev_child *childs [EV_PID_HASHSIZE];	988	static WL childs [EV_PID_HASHSIZE];
790		989
791	#ifndef _WIN32	990	#ifndef _WIN32
792		991
793	static ev_signal childev;	992	static ev_signal childev;
794		993
		994	#ifndef WIFCONTINUED
		995	# define WIFCONTINUED(status) 0
		996	#endif
		997
795	void inline_speed	998	void inline_speed
796	child_reap (EV_P_ ev_signal *sw, int chain, int pid, int status)	999	child_reap (EV_P_ int chain, int pid, int status)
797	{	1000	{
798	ev_child *w;	1001	ev_child *w;
		1002	int traced = WIFSTOPPED (status) || WIFCONTINUED (status);
799		1003
800	for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next)	1004	for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next)
		1005	{
801	if (w->pid == pid || !w->pid)	1006	if ((w->pid == pid || !w->pid)
		1007	&& (!traced || (w->flags & 1)))
802	{	1008	{
803	ev_set_priority (w, ev_priority (sw)); /* need to do it *now* */	1009	ev_set_priority (w, EV_MAXPRI); /* need to do it *now*, this *must* be the same prio as the signal watcher itself */
804	w->rpid = pid;	1010	w->rpid = pid;
805	w->rstatus = status;	1011	w->rstatus = status;
806	ev_feed_event (EV_A_ (W)w, EV_CHILD);	1012	ev_feed_event (EV_A_ (W)w, EV_CHILD);
807	}	1013	}
		1014	}
808	}	1015	}
809		1016
810	#ifndef WCONTINUED	1017	#ifndef WCONTINUED
811	# define WCONTINUED 0	1018	# define WCONTINUED 0
812	#endif	1019	#endif
…		…
821	if (!WCONTINUED	1028	if (!WCONTINUED
822	|| errno != EINVAL	1029	|| errno != EINVAL
823	|| 0 >= (pid = waitpid (-1, &status, WNOHANG | WUNTRACED)))	1030	|| 0 >= (pid = waitpid (-1, &status, WNOHANG | WUNTRACED)))
824	return;	1031	return;
825		1032
826	/* make sure we are called again until all childs have been reaped */	1033	/* make sure we are called again until all children have been reaped */
827	/* we need to do it this way so that the callback gets called before we continue */	1034	/* we need to do it this way so that the callback gets called before we continue */
828	ev_feed_event (EV_A_ (W)sw, EV_SIGNAL);	1035	ev_feed_event (EV_A_ (W)sw, EV_SIGNAL);
829		1036
830	child_reap (EV_A_ sw, pid, pid, status);	1037	child_reap (EV_A_ pid, pid, status);
831	if (EV_PID_HASHSIZE > 1)	1038	if (EV_PID_HASHSIZE > 1)
832	child_reap (EV_A_ sw, 0, pid, status); /* this might trigger a watcher twice, but feed_event catches that */	1039	child_reap (EV_A_ 0, pid, status); /* this might trigger a watcher twice, but feed_event catches that */
833	}	1040	}
834		1041
835	#endif	1042	#endif
836		1043
837	/*****************************************************************************/	1044	/*****************************************************************************/
…		…
909	}	1116	}
910		1117
911	unsigned int	1118	unsigned int
912	ev_embeddable_backends (void)	1119	ev_embeddable_backends (void)
913	{	1120	{
914	return EVBACKEND_EPOLL	1121	int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT;
915	| EVBACKEND_KQUEUE	1122
916	| EVBACKEND_PORT;	1123	/* epoll embeddability broken on all linux versions up to at least 2.6.23 */
		1124	/* please fix it and tell me how to detect the fix */
		1125	flags &= ~EVBACKEND_EPOLL;
		1126
		1127	return flags;
917	}	1128	}
918		1129
919	unsigned int	1130	unsigned int
920	ev_backend (EV_P)	1131	ev_backend (EV_P)
921	{	1132	{
…		…
924		1135
925	unsigned int	1136	unsigned int
926	ev_loop_count (EV_P)	1137	ev_loop_count (EV_P)
927	{	1138	{
928	return loop_count;	1139	return loop_count;
		1140	}
		1141
		1142	void
		1143	ev_set_io_collect_interval (EV_P_ ev_tstamp interval)
		1144	{
		1145	io_blocktime = interval;
		1146	}
		1147
		1148	void
		1149	ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval)
		1150	{
		1151	timeout_blocktime = interval;
929	}	1152	}
930		1153
931	static void noinline	1154	static void noinline
932	loop_init (EV_P_ unsigned int flags)	1155	loop_init (EV_P_ unsigned int flags)
933	{	1156	{
…		…
939	if (!clock_gettime (CLOCK_MONOTONIC, &ts))	1162	if (!clock_gettime (CLOCK_MONOTONIC, &ts))
940	have_monotonic = 1;	1163	have_monotonic = 1;
941	}	1164	}
942	#endif	1165	#endif
943		1166
944	ev_rt_now = ev_time ();	1167	ev_rt_now = ev_time ();
945	mn_now = get_clock ();	1168	mn_now = get_clock ();
946	now_floor = mn_now;	1169	now_floor = mn_now;
947	rtmn_diff = ev_rt_now - mn_now;	1170	rtmn_diff = ev_rt_now - mn_now;
		1171
		1172	io_blocktime = 0.;
		1173	timeout_blocktime = 0.;
		1174	backend = 0;
		1175	backend_fd = -1;
		1176	gotasync = 0;
		1177	#if EV_USE_INOTIFY
		1178	fs_fd = -2;
		1179	#endif
948		1180
949	/* pid check not overridable via env */	1181	/* pid check not overridable via env */
950	#ifndef _WIN32	1182	#ifndef _WIN32
951	if (flags & EVFLAG_FORKCHECK)	1183	if (flags & EVFLAG_FORKCHECK)
952	curpid = getpid ();	1184	curpid = getpid ();
…		…
955	if (!(flags & EVFLAG_NOENV)	1187	if (!(flags & EVFLAG_NOENV)
956	&& !enable_secure ()	1188	&& !enable_secure ()
957	&& getenv ("LIBEV_FLAGS"))	1189	&& getenv ("LIBEV_FLAGS"))
958	flags = atoi (getenv ("LIBEV_FLAGS"));	1190	flags = atoi (getenv ("LIBEV_FLAGS"));
959		1191
960	if (!(flags & 0x0000ffffUL))	1192	if (!(flags & 0x0000ffffU))
961	flags |= ev_recommended_backends ();	1193	flags |= ev_recommended_backends ();
962
963	backend = 0;
964	backend_fd = -1;
965	#if EV_USE_INOTIFY
966	fs_fd = -2;
967	#endif
968		1194
969	#if EV_USE_PORT	1195	#if EV_USE_PORT
970	if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags);	1196	if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags);
971	#endif	1197	#endif
972	#if EV_USE_KQUEUE	1198	#if EV_USE_KQUEUE
…		…
980	#endif	1206	#endif
981	#if EV_USE_SELECT	1207	#if EV_USE_SELECT
982	if (!backend && (flags & EVBACKEND_SELECT)) backend = select_init (EV_A_ flags);	1208	if (!backend && (flags & EVBACKEND_SELECT)) backend = select_init (EV_A_ flags);
983	#endif	1209	#endif
984		1210
985	ev_init (&sigev, sigcb);	1211	ev_init (&pipeev, pipecb);
986	ev_set_priority (&sigev, EV_MAXPRI);	1212	ev_set_priority (&pipeev, EV_MAXPRI);
987	}	1213	}
988	}	1214	}
989		1215
990	static void noinline	1216	static void noinline
991	loop_destroy (EV_P)	1217	loop_destroy (EV_P)
992	{	1218	{
993	int i;	1219	int i;
		1220
		1221	if (ev_is_active (&pipeev))
		1222	{
		1223	ev_ref (EV_A); /* signal watcher */
		1224	ev_io_stop (EV_A_ &pipeev);
		1225
		1226	#if EV_USE_EVENTFD
		1227	if (evfd >= 0)
		1228	close (evfd);
		1229	#endif
		1230
		1231	if (evpipe [0] >= 0)
		1232	{
		1233	close (evpipe [0]);
		1234	close (evpipe [1]);
		1235	}
		1236	}
994		1237
995	#if EV_USE_INOTIFY	1238	#if EV_USE_INOTIFY
996	if (fs_fd >= 0)	1239	if (fs_fd >= 0)
997	close (fs_fd);	1240	close (fs_fd);
998	#endif	1241	#endif
…		…
1021	array_free (pending, [i]);	1264	array_free (pending, [i]);
1022	#if EV_IDLE_ENABLE	1265	#if EV_IDLE_ENABLE
1023	array_free (idle, [i]);	1266	array_free (idle, [i]);
1024	#endif	1267	#endif
1025	}	1268	}
		1269
		1270	ev_free (anfds); anfdmax = 0;
1026		1271
1027	/* have to use the microsoft-never-gets-it-right macro */	1272	/* have to use the microsoft-never-gets-it-right macro */
1028	array_free (fdchange, EMPTY);	1273	array_free (fdchange, EMPTY);
1029	array_free (timer, EMPTY);	1274	array_free (timer, EMPTY);
1030	#if EV_PERIODIC_ENABLE	1275	#if EV_PERIODIC_ENABLE
1031	array_free (periodic, EMPTY);	1276	array_free (periodic, EMPTY);
1032	#endif	1277	#endif
		1278	#if EV_FORK_ENABLE
		1279	array_free (fork, EMPTY);
		1280	#endif
1033	array_free (prepare, EMPTY);	1281	array_free (prepare, EMPTY);
1034	array_free (check, EMPTY);	1282	array_free (check, EMPTY);
		1283	#if EV_ASYNC_ENABLE
		1284	array_free (async, EMPTY);
		1285	#endif
1035		1286
1036	backend = 0;	1287	backend = 0;
1037	}	1288	}
1038		1289
		1290	#if EV_USE_INOTIFY
1039	void inline_size infy_fork (EV_P);	1291	void inline_size infy_fork (EV_P);
		1292	#endif
1040		1293
1041	void inline_size	1294	void inline_size
1042	loop_fork (EV_P)	1295	loop_fork (EV_P)
1043	{	1296	{
1044	#if EV_USE_PORT	1297	#if EV_USE_PORT
…		…
1052	#endif	1305	#endif
1053	#if EV_USE_INOTIFY	1306	#if EV_USE_INOTIFY
1054	infy_fork (EV_A);	1307	infy_fork (EV_A);
1055	#endif	1308	#endif
1056		1309
1057	if (ev_is_active (&sigev))	1310	if (ev_is_active (&pipeev))
1058	{	1311	{
1059	/* default loop */	1312	/* this "locks" the handlers against writing to the pipe */
		1313	/* while we modify the fd vars */
		1314	gotsig = 1;
		1315	#if EV_ASYNC_ENABLE
		1316	gotasync = 1;
		1317	#endif
1060		1318
1061	ev_ref (EV_A);	1319	ev_ref (EV_A);
1062	ev_io_stop (EV_A_ &sigev);	1320	ev_io_stop (EV_A_ &pipeev);
		1321
		1322	#if EV_USE_EVENTFD
		1323	if (evfd >= 0)
		1324	close (evfd);
		1325	#endif
		1326
		1327	if (evpipe [0] >= 0)
		1328	{
1063	close (sigpipe [0]);	1329	close (evpipe [0]);
1064	close (sigpipe [1]);	1330	close (evpipe [1]);
		1331	}
1065		1332
1066	while (pipe (sigpipe))
1067	syserr ("(libev) error creating pipe");
1068
1069	siginit (EV_A);	1333	evpipe_init (EV_A);
		1334	/* now iterate over everything, in case we missed something */
		1335	pipecb (EV_A_ &pipeev, EV_READ);
1070	}	1336	}
1071		1337
1072	postfork = 0;	1338	postfork = 0;
1073	}	1339	}
1074		1340
…		…
1096	}	1362	}
1097		1363
1098	void	1364	void
1099	ev_loop_fork (EV_P)	1365	ev_loop_fork (EV_P)
1100	{	1366	{
1101	postfork = 1;	1367	postfork = 1; /* must be in line with ev_default_fork */
1102	}	1368	}
1103		1369
1104	#endif	1370	#endif
1105		1371
1106	#if EV_MULTIPLICITY	1372	#if EV_MULTIPLICITY
…		…
1109	#else	1375	#else
1110	int	1376	int
1111	ev_default_loop (unsigned int flags)	1377	ev_default_loop (unsigned int flags)
1112	#endif	1378	#endif
1113	{	1379	{
1114	if (sigpipe [0] == sigpipe [1])
1115	if (pipe (sigpipe))
1116	return 0;
1117
1118	if (!ev_default_loop_ptr)	1380	if (!ev_default_loop_ptr)
1119	{	1381	{
1120	#if EV_MULTIPLICITY	1382	#if EV_MULTIPLICITY
1121	struct ev_loop *loop = ev_default_loop_ptr = &default_loop_struct;	1383	struct ev_loop *loop = ev_default_loop_ptr = &default_loop_struct;
1122	#else	1384	#else
…		…
1125		1387
1126	loop_init (EV_A_ flags);	1388	loop_init (EV_A_ flags);
1127		1389
1128	if (ev_backend (EV_A))	1390	if (ev_backend (EV_A))
1129	{	1391	{
1130	siginit (EV_A);
1131
1132	#ifndef _WIN32	1392	#ifndef _WIN32
1133	ev_signal_init (&childev, childcb, SIGCHLD);	1393	ev_signal_init (&childev, childcb, SIGCHLD);
1134	ev_set_priority (&childev, EV_MAXPRI);	1394	ev_set_priority (&childev, EV_MAXPRI);
1135	ev_signal_start (EV_A_ &childev);	1395	ev_signal_start (EV_A_ &childev);
1136	ev_unref (EV_A); /* child watcher should not keep loop alive */	1396	ev_unref (EV_A); /* child watcher should not keep loop alive */
…		…
1153	#ifndef _WIN32	1413	#ifndef _WIN32
1154	ev_ref (EV_A); /* child watcher */	1414	ev_ref (EV_A); /* child watcher */
1155	ev_signal_stop (EV_A_ &childev);	1415	ev_signal_stop (EV_A_ &childev);
1156	#endif	1416	#endif
1157		1417
1158	ev_ref (EV_A); /* signal watcher */
1159	ev_io_stop (EV_A_ &sigev);
1160
1161	close (sigpipe [0]); sigpipe [0] = 0;
1162	close (sigpipe [1]); sigpipe [1] = 0;
1163
1164	loop_destroy (EV_A);	1418	loop_destroy (EV_A);
1165	}	1419	}
1166		1420
1167	void	1421	void
1168	ev_default_fork (void)	1422	ev_default_fork (void)
…		…
1170	#if EV_MULTIPLICITY	1424	#if EV_MULTIPLICITY
1171	struct ev_loop *loop = ev_default_loop_ptr;	1425	struct ev_loop *loop = ev_default_loop_ptr;
1172	#endif	1426	#endif
1173		1427
1174	if (backend)	1428	if (backend)
1175	postfork = 1;	1429	postfork = 1; /* must be in line with ev_loop_fork */
1176	}	1430	}
1177		1431
1178	/*****************************************************************************/	1432	/*****************************************************************************/
1179		1433
1180	void	1434	void
…		…
1206	void inline_size	1460	void inline_size
1207	timers_reify (EV_P)	1461	timers_reify (EV_P)
1208	{	1462	{
1209	while (timercnt && ((WT)timers [0])->at <= mn_now)	1463	while (timercnt && ((WT)timers [0])->at <= mn_now)
1210	{	1464	{
1211	ev_timer *w = timers [0];	1465	ev_timer *w = (ev_timer *)timers [0];
1212		1466
1213	/*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/	1467	/*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/
1214		1468
1215	/* first reschedule or stop timer */	1469	/* first reschedule or stop timer */
1216	if (w->repeat)	1470	if (w->repeat)
…		…
1219		1473
1220	((WT)w)->at += w->repeat;	1474	((WT)w)->at += w->repeat;
1221	if (((WT)w)->at < mn_now)	1475	if (((WT)w)->at < mn_now)
1222	((WT)w)->at = mn_now;	1476	((WT)w)->at = mn_now;
1223		1477
1224	downheap ((WT *)timers, timercnt, 0);	1478	downheap (timers, timercnt, 0);
1225	}	1479	}
1226	else	1480	else
1227	ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */	1481	ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */
1228		1482
1229	ev_feed_event (EV_A_ (W)w, EV_TIMEOUT);	1483	ev_feed_event (EV_A_ (W)w, EV_TIMEOUT);
…		…
1234	void inline_size	1488	void inline_size
1235	periodics_reify (EV_P)	1489	periodics_reify (EV_P)
1236	{	1490	{
1237	while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now)	1491	while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now)
1238	{	1492	{
1239	ev_periodic *w = periodics [0];	1493	ev_periodic *w = (ev_periodic *)periodics [0];
1240		1494
1241	/*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/	1495	/*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/
1242		1496
1243	/* first reschedule or stop timer */	1497	/* first reschedule or stop timer */
1244	if (w->reschedule_cb)	1498	if (w->reschedule_cb)
1245	{	1499	{
1246	((WT)w)->at = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON);	1500	((WT)w)->at = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON);
1247	assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now));	1501	assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now));
1248	downheap ((WT *)periodics, periodiccnt, 0);	1502	downheap (periodics, periodiccnt, 0);
1249	}	1503	}
1250	else if (w->interval)	1504	else if (w->interval)
1251	{	1505	{
1252	((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;	1506	((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
1253	if (((WT)w)->at - ev_rt_now <= TIME_EPSILON) ((WT)w)->at += w->interval;	1507	if (((WT)w)->at - ev_rt_now <= TIME_EPSILON) ((WT)w)->at += w->interval;
1254	assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now));	1508	assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now));
1255	downheap ((WT *)periodics, periodiccnt, 0);	1509	downheap (periodics, periodiccnt, 0);
1256	}	1510	}
1257	else	1511	else
1258	ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */	1512	ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */
1259		1513
1260	ev_feed_event (EV_A_ (W)w, EV_PERIODIC);	1514	ev_feed_event (EV_A_ (W)w, EV_PERIODIC);
…		…
1267	int i;	1521	int i;
1268		1522
1269	/* adjust periodics after time jump */	1523	/* adjust periodics after time jump */
1270	for (i = 0; i < periodiccnt; ++i)	1524	for (i = 0; i < periodiccnt; ++i)
1271	{	1525	{
1272	ev_periodic *w = periodics [i];	1526	ev_periodic *w = (ev_periodic *)periodics [i];
1273		1527
1274	if (w->reschedule_cb)	1528	if (w->reschedule_cb)
1275	((WT)w)->at = w->reschedule_cb (w, ev_rt_now);	1529	((WT)w)->at = w->reschedule_cb (w, ev_rt_now);
1276	else if (w->interval)	1530	else if (w->interval)
1277	((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;	1531	((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
1278	}	1532	}
1279		1533
1280	/* now rebuild the heap */	1534	/* now rebuild the heap */
1281	for (i = periodiccnt >> 1; i--; )	1535	for (i = periodiccnt >> 1; i--; )
1282	downheap ((WT *)periodics, periodiccnt, i);	1536	downheap (periodics, periodiccnt, i);
1283	}	1537	}
1284	#endif	1538	#endif
1285		1539
1286	#if EV_IDLE_ENABLE	1540	#if EV_IDLE_ENABLE
1287	void inline_size	1541	void inline_size
…		…
1389	static int loop_done;	1643	static int loop_done;
1390		1644
1391	void	1645	void
1392	ev_loop (EV_P_ int flags)	1646	ev_loop (EV_P_ int flags)
1393	{	1647	{
1394	loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK)	1648	loop_done = EVUNLOOP_CANCEL;
1395	? EVUNLOOP_ONE
1396	: EVUNLOOP_CANCEL;
1397		1649
1398	call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */	1650	call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */
1399		1651
1400	do	1652	do
1401	{	1653	{
…		…
1435	/* update fd-related kernel structures */	1687	/* update fd-related kernel structures */
1436	fd_reify (EV_A);	1688	fd_reify (EV_A);
1437		1689
1438	/* calculate blocking time */	1690	/* calculate blocking time */
1439	{	1691	{
1440	ev_tstamp block;	1692	ev_tstamp waittime = 0.;
		1693	ev_tstamp sleeptime = 0.;
1441		1694
1442	if (expect_false (flags & EVLOOP_NONBLOCK || idleall || !activecnt))	1695	if (expect_true (!(flags & EVLOOP_NONBLOCK || idleall || !activecnt)))
1443	block = 0.; /* do not block at all */
1444	else
1445	{	1696	{
1446	/* update time to cancel out callback processing overhead */	1697	/* update time to cancel out callback processing overhead */
1447	time_update (EV_A_ 1e100);	1698	time_update (EV_A_ 1e100);
1448		1699
1449	block = MAX_BLOCKTIME;	1700	waittime = MAX_BLOCKTIME;
1450		1701
1451	if (timercnt)	1702	if (timercnt)
1452	{	1703	{
1453	ev_tstamp to = ((WT)timers [0])->at - mn_now + backend_fudge;	1704	ev_tstamp to = ((WT)timers [0])->at - mn_now + backend_fudge;
1454	if (block > to) block = to;	1705	if (waittime > to) waittime = to;
1455	}	1706	}
1456		1707
1457	#if EV_PERIODIC_ENABLE	1708	#if EV_PERIODIC_ENABLE
1458	if (periodiccnt)	1709	if (periodiccnt)
1459	{	1710	{
1460	ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + backend_fudge;	1711	ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + backend_fudge;
1461	if (block > to) block = to;	1712	if (waittime > to) waittime = to;
1462	}	1713	}
1463	#endif	1714	#endif
1464		1715
1465	if (expect_false (block < 0.)) block = 0.;	1716	if (expect_false (waittime < timeout_blocktime))
		1717	waittime = timeout_blocktime;
		1718
		1719	sleeptime = waittime - backend_fudge;
		1720
		1721	if (expect_true (sleeptime > io_blocktime))
		1722	sleeptime = io_blocktime;
		1723
		1724	if (sleeptime)
		1725	{
		1726	ev_sleep (sleeptime);
		1727	waittime -= sleeptime;
		1728	}
1466	}	1729	}
1467		1730
1468	++loop_count;	1731	++loop_count;
1469	backend_poll (EV_A_ block);	1732	backend_poll (EV_A_ waittime);
1470		1733
1471	/* update ev_rt_now, do magic */	1734	/* update ev_rt_now, do magic */
1472	time_update (EV_A_ block);	1735	time_update (EV_A_ waittime + sleeptime);
1473	}	1736	}
1474		1737
1475	/* queue pending timers and reschedule them */	1738	/* queue pending timers and reschedule them */
1476	timers_reify (EV_A); /* relative timers called last */	1739	timers_reify (EV_A); /* relative timers called last */
1477	#if EV_PERIODIC_ENABLE	1740	#if EV_PERIODIC_ENABLE
…		…
1486	/* queue check watchers, to be executed first */	1749	/* queue check watchers, to be executed first */
1487	if (expect_false (checkcnt))	1750	if (expect_false (checkcnt))
1488	queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK);	1751	queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK);
1489		1752
1490	call_pending (EV_A);	1753	call_pending (EV_A);
1491
1492	}	1754	}
1493	while (expect_true (activecnt && !loop_done));	1755	while (expect_true (
		1756	activecnt
		1757	&& !loop_done
		1758	&& !(flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK))
		1759	));
1494		1760
1495	if (loop_done == EVUNLOOP_ONE)	1761	if (loop_done == EVUNLOOP_ONE)
1496	loop_done = EVUNLOOP_CANCEL;	1762	loop_done = EVUNLOOP_CANCEL;
1497	}	1763	}
1498		1764
…		…
1589		1855
1590	assert (("ev_io_start called with negative fd", fd >= 0));	1856	assert (("ev_io_start called with negative fd", fd >= 0));
1591		1857
1592	ev_start (EV_A_ (W)w, 1);	1858	ev_start (EV_A_ (W)w, 1);
1593	array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init);	1859	array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init);
1594	wlist_add ((WL *)&anfds[fd].head, (WL)w);	1860	wlist_add (&anfds[fd].head, (WL)w);
1595		1861
1596	fd_change (EV_A_ fd);	1862	fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1);
		1863	w->events &= ~EV_IOFDSET;
1597	}	1864	}
1598		1865
1599	void noinline	1866	void noinline
1600	ev_io_stop (EV_P_ ev_io *w)	1867	ev_io_stop (EV_P_ ev_io *w)
1601	{	1868	{
…		…
1603	if (expect_false (!ev_is_active (w)))	1870	if (expect_false (!ev_is_active (w)))
1604	return;	1871	return;
1605		1872
1606	assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax));	1873	assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax));
1607		1874
1608	wlist_del ((WL *)&anfds[w->fd].head, (WL)w);	1875	wlist_del (&anfds[w->fd].head, (WL)w);
1609	ev_stop (EV_A_ (W)w);	1876	ev_stop (EV_A_ (W)w);
1610		1877
1611	fd_change (EV_A_ w->fd);	1878	fd_change (EV_A_ w->fd, 1);
1612	}	1879	}
1613		1880
1614	void noinline	1881	void noinline
1615	ev_timer_start (EV_P_ ev_timer *w)	1882	ev_timer_start (EV_P_ ev_timer *w)
1616	{	1883	{
…		…
1620	((WT)w)->at += mn_now;	1887	((WT)w)->at += mn_now;
1621		1888
1622	assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));	1889	assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));
1623		1890
1624	ev_start (EV_A_ (W)w, ++timercnt);	1891	ev_start (EV_A_ (W)w, ++timercnt);
1625	array_needsize (ev_timer *, timers, timermax, timercnt, EMPTY2);	1892	array_needsize (WT, timers, timermax, timercnt, EMPTY2);
1626	timers [timercnt - 1] = w;	1893	timers [timercnt - 1] = (WT)w;
1627	upheap ((WT *)timers, timercnt - 1);	1894	upheap (timers, timercnt - 1);
1628		1895
1629	/*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/	1896	/*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/
1630	}	1897	}
1631		1898
1632	void noinline	1899	void noinline
…		…
1634	{	1901	{
1635	clear_pending (EV_A_ (W)w);	1902	clear_pending (EV_A_ (W)w);
1636	if (expect_false (!ev_is_active (w)))	1903	if (expect_false (!ev_is_active (w)))
1637	return;	1904	return;
1638		1905
1639	assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));	1906	assert (("internal timer heap corruption", timers [((W)w)->active - 1] == (WT)w));
1640		1907
1641	{	1908	{
1642	int active = ((W)w)->active;	1909	int active = ((W)w)->active;
1643		1910
1644	if (expect_true (--active < --timercnt))	1911	if (expect_true (--active < --timercnt))
1645	{	1912	{
1646	timers [active] = timers [timercnt];	1913	timers [active] = timers [timercnt];
1647	adjustheap ((WT *)timers, timercnt, active);	1914	adjustheap (timers, timercnt, active);
1648	}	1915	}
1649	}	1916	}
1650		1917
1651	((WT)w)->at -= mn_now;	1918	((WT)w)->at -= mn_now;
1652		1919
…		…
1659	if (ev_is_active (w))	1926	if (ev_is_active (w))
1660	{	1927	{
1661	if (w->repeat)	1928	if (w->repeat)
1662	{	1929	{
1663	((WT)w)->at = mn_now + w->repeat;	1930	((WT)w)->at = mn_now + w->repeat;
1664	adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1);	1931	adjustheap (timers, timercnt, ((W)w)->active - 1);
1665	}	1932	}
1666	else	1933	else
1667	ev_timer_stop (EV_A_ w);	1934	ev_timer_stop (EV_A_ w);
1668	}	1935	}
1669	else if (w->repeat)	1936	else if (w->repeat)
…		…
1690	}	1957	}
1691	else	1958	else
1692	((WT)w)->at = w->offset;	1959	((WT)w)->at = w->offset;
1693		1960
1694	ev_start (EV_A_ (W)w, ++periodiccnt);	1961	ev_start (EV_A_ (W)w, ++periodiccnt);
1695	array_needsize (ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2);	1962	array_needsize (WT, periodics, periodicmax, periodiccnt, EMPTY2);
1696	periodics [periodiccnt - 1] = w;	1963	periodics [periodiccnt - 1] = (WT)w;
1697	upheap ((WT *)periodics, periodiccnt - 1);	1964	upheap (periodics, periodiccnt - 1);
1698		1965
1699	/*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/	1966	/*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/
1700	}	1967	}
1701		1968
1702	void noinline	1969	void noinline
…		…
1704	{	1971	{
1705	clear_pending (EV_A_ (W)w);	1972	clear_pending (EV_A_ (W)w);
1706	if (expect_false (!ev_is_active (w)))	1973	if (expect_false (!ev_is_active (w)))
1707	return;	1974	return;
1708		1975
1709	assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));	1976	assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == (WT)w));
1710		1977
1711	{	1978	{
1712	int active = ((W)w)->active;	1979	int active = ((W)w)->active;
1713		1980
1714	if (expect_true (--active < --periodiccnt))	1981	if (expect_true (--active < --periodiccnt))
1715	{	1982	{
1716	periodics [active] = periodics [periodiccnt];	1983	periodics [active] = periodics [periodiccnt];
1717	adjustheap ((WT *)periodics, periodiccnt, active);	1984	adjustheap (periodics, periodiccnt, active);
1718	}	1985	}
1719	}	1986	}
1720		1987
1721	ev_stop (EV_A_ (W)w);	1988	ev_stop (EV_A_ (W)w);
1722	}	1989	}
…		…
1743	if (expect_false (ev_is_active (w)))	2010	if (expect_false (ev_is_active (w)))
1744	return;	2011	return;
1745		2012
1746	assert (("ev_signal_start called with illegal signal number", w->signum > 0));	2013	assert (("ev_signal_start called with illegal signal number", w->signum > 0));
1747		2014
		2015	evpipe_init (EV_A);
		2016
		2017	{
		2018	#ifndef _WIN32
		2019	sigset_t full, prev;
		2020	sigfillset (&full);
		2021	sigprocmask (SIG_SETMASK, &full, &prev);
		2022	#endif
		2023
		2024	array_needsize (ANSIG, signals, signalmax, w->signum, signals_init);
		2025
		2026	#ifndef _WIN32
		2027	sigprocmask (SIG_SETMASK, &prev, 0);
		2028	#endif
		2029	}
		2030
1748	ev_start (EV_A_ (W)w, 1);	2031	ev_start (EV_A_ (W)w, 1);
1749	array_needsize (ANSIG, signals, signalmax, w->signum, signals_init);
1750	wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w);	2032	wlist_add (&signals [w->signum - 1].head, (WL)w);
1751		2033
1752	if (!((WL)w)->next)	2034	if (!((WL)w)->next)
1753	{	2035	{
1754	#if _WIN32	2036	#if _WIN32
1755	signal (w->signum, sighandler);	2037	signal (w->signum, ev_sighandler);
1756	#else	2038	#else
1757	struct sigaction sa;	2039	struct sigaction sa;
1758	sa.sa_handler = sighandler;	2040	sa.sa_handler = ev_sighandler;
1759	sigfillset (&sa.sa_mask);	2041	sigfillset (&sa.sa_mask);
1760	sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */	2042	sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */
1761	sigaction (w->signum, &sa, 0);	2043	sigaction (w->signum, &sa, 0);
1762	#endif	2044	#endif
1763	}	2045	}
…		…
1768	{	2050	{
1769	clear_pending (EV_A_ (W)w);	2051	clear_pending (EV_A_ (W)w);
1770	if (expect_false (!ev_is_active (w)))	2052	if (expect_false (!ev_is_active (w)))
1771	return;	2053	return;
1772		2054
1773	wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w);	2055	wlist_del (&signals [w->signum - 1].head, (WL)w);
1774	ev_stop (EV_A_ (W)w);	2056	ev_stop (EV_A_ (W)w);
1775		2057
1776	if (!signals [w->signum - 1].head)	2058	if (!signals [w->signum - 1].head)
1777	signal (w->signum, SIG_DFL);	2059	signal (w->signum, SIG_DFL);
1778	}	2060	}
…		…
1785	#endif	2067	#endif
1786	if (expect_false (ev_is_active (w)))	2068	if (expect_false (ev_is_active (w)))
1787	return;	2069	return;
1788		2070
1789	ev_start (EV_A_ (W)w, 1);	2071	ev_start (EV_A_ (W)w, 1);
1790	wlist_add ((WL *)&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);	2072	wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);
1791	}	2073	}
1792		2074
1793	void	2075	void
1794	ev_child_stop (EV_P_ ev_child *w)	2076	ev_child_stop (EV_P_ ev_child *w)
1795	{	2077	{
1796	clear_pending (EV_A_ (W)w);	2078	clear_pending (EV_A_ (W)w);
1797	if (expect_false (!ev_is_active (w)))	2079	if (expect_false (!ev_is_active (w)))
1798	return;	2080	return;
1799		2081
1800	wlist_del ((WL *)&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);	2082	wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);
1801	ev_stop (EV_A_ (W)w);	2083	ev_stop (EV_A_ (W)w);
1802	}	2084	}
1803		2085
1804	#if EV_STAT_ENABLE	2086	#if EV_STAT_ENABLE
1805		2087
…		…
2147		2429
2148	#if EV_EMBED_ENABLE	2430	#if EV_EMBED_ENABLE
2149	void noinline	2431	void noinline
2150	ev_embed_sweep (EV_P_ ev_embed *w)	2432	ev_embed_sweep (EV_P_ ev_embed *w)
2151	{	2433	{
2152	ev_loop (w->loop, EVLOOP_NONBLOCK);	2434	ev_loop (w->other, EVLOOP_NONBLOCK);
2153	}	2435	}
2154		2436
2155	static void	2437	static void
2156	embed_cb (EV_P_ ev_io *io, int revents)	2438	embed_io_cb (EV_P_ ev_io *io, int revents)
2157	{	2439	{
2158	ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io));	2440	ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io));
2159		2441
2160	if (ev_cb (w))	2442	if (ev_cb (w))
2161	ev_feed_event (EV_A_ (W)w, EV_EMBED);	2443	ev_feed_event (EV_A_ (W)w, EV_EMBED);
2162	else	2444	else
2163	ev_embed_sweep (loop, w);	2445	ev_loop (w->other, EVLOOP_NONBLOCK);
2164	}	2446	}
		2447
		2448	static void
		2449	embed_prepare_cb (EV_P_ ev_prepare *prepare, int revents)
		2450	{
		2451	ev_embed *w = (ev_embed *)(((char *)prepare) - offsetof (ev_embed, prepare));
		2452
		2453	{
		2454	struct ev_loop *loop = w->other;
		2455
		2456	while (fdchangecnt)
		2457	{
		2458	fd_reify (EV_A);
		2459	ev_loop (EV_A_ EVLOOP_NONBLOCK);
		2460	}
		2461	}
		2462	}
		2463
		2464	#if 0
		2465	static void
		2466	embed_idle_cb (EV_P_ ev_idle *idle, int revents)
		2467	{
		2468	ev_idle_stop (EV_A_ idle);
		2469	}
		2470	#endif
2165		2471
2166	void	2472	void
2167	ev_embed_start (EV_P_ ev_embed *w)	2473	ev_embed_start (EV_P_ ev_embed *w)
2168	{	2474	{
2169	if (expect_false (ev_is_active (w)))	2475	if (expect_false (ev_is_active (w)))
2170	return;	2476	return;
2171		2477
2172	{	2478	{
2173	struct ev_loop *loop = w->loop;	2479	struct ev_loop *loop = w->other;
2174	assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ()));	2480	assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ()));
2175	ev_io_init (&w->io, embed_cb, backend_fd, EV_READ);	2481	ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ);
2176	}	2482	}
2177		2483
2178	ev_set_priority (&w->io, ev_priority (w));	2484	ev_set_priority (&w->io, ev_priority (w));
2179	ev_io_start (EV_A_ &w->io);	2485	ev_io_start (EV_A_ &w->io);
2180		2486
		2487	ev_prepare_init (&w->prepare, embed_prepare_cb);
		2488	ev_set_priority (&w->prepare, EV_MINPRI);
		2489	ev_prepare_start (EV_A_ &w->prepare);
		2490
		2491	/*ev_idle_init (&w->idle, e,bed_idle_cb);*/
		2492
2181	ev_start (EV_A_ (W)w, 1);	2493	ev_start (EV_A_ (W)w, 1);
2182	}	2494	}
2183		2495
2184	void	2496	void
2185	ev_embed_stop (EV_P_ ev_embed *w)	2497	ev_embed_stop (EV_P_ ev_embed *w)
…		…
2187	clear_pending (EV_A_ (W)w);	2499	clear_pending (EV_A_ (W)w);
2188	if (expect_false (!ev_is_active (w)))	2500	if (expect_false (!ev_is_active (w)))
2189	return;	2501	return;
2190		2502
2191	ev_io_stop (EV_A_ &w->io);	2503	ev_io_stop (EV_A_ &w->io);
		2504	ev_prepare_stop (EV_A_ &w->prepare);
2192		2505
2193	ev_stop (EV_A_ (W)w);	2506	ev_stop (EV_A_ (W)w);
2194	}	2507	}
2195	#endif	2508	#endif
2196		2509
…		…
2221		2534
2222	ev_stop (EV_A_ (W)w);	2535	ev_stop (EV_A_ (W)w);
2223	}	2536	}
2224	#endif	2537	#endif
2225		2538
		2539	#if EV_ASYNC_ENABLE
		2540	void
		2541	ev_async_start (EV_P_ ev_async *w)
		2542	{
		2543	if (expect_false (ev_is_active (w)))
		2544	return;
		2545
		2546	evpipe_init (EV_A);
		2547
		2548	ev_start (EV_A_ (W)w, ++asynccnt);
		2549	array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2);
		2550	asyncs [asynccnt - 1] = w;
		2551	}
		2552
		2553	void
		2554	ev_async_stop (EV_P_ ev_async *w)
		2555	{
		2556	clear_pending (EV_A_ (W)w);
		2557	if (expect_false (!ev_is_active (w)))
		2558	return;
		2559
		2560	{
		2561	int active = ((W)w)->active;
		2562	asyncs [active - 1] = asyncs [--asynccnt];
		2563	((W)asyncs [active - 1])->active = active;
		2564	}
		2565
		2566	ev_stop (EV_A_ (W)w);
		2567	}
		2568
		2569	void
		2570	ev_async_send (EV_P_ ev_async *w)
		2571	{
		2572	w->sent = 1;
		2573	evpipe_write (EV_A_ &gotasync);
		2574	}
		2575	#endif
		2576
2226	/*****************************************************************************/	2577	/*****************************************************************************/
2227		2578
2228	struct ev_once	2579	struct ev_once
2229	{	2580	{
2230	ev_io io;	2581	ev_io io;
…		…
2285	ev_timer_set (&once->to, timeout, 0.);	2636	ev_timer_set (&once->to, timeout, 0.);
2286	ev_timer_start (EV_A_ &once->to);	2637	ev_timer_start (EV_A_ &once->to);
2287	}	2638	}
2288	}	2639	}
2289		2640
		2641	#if EV_MULTIPLICITY
		2642	#include "ev_wrap.h"
		2643	#endif
		2644
2290	#ifdef __cplusplus	2645	#ifdef __cplusplus
2291	}	2646	}
2292	#endif	2647	#endif
2293		2648

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