[ViewVC] Diff of: cvs/libev/ev.c

Comparing libev/ev.c (file contents):
Revision 1.85 by root, Sat Nov 10 03:13:50 2007 UTC vs.
Revision 1.118 by root, Fri Nov 16 01:33:54 2007 UTC

…		…
26	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	26	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	27	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE	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.	29	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30	*/	30	*/
		31
		32	#ifdef __cplusplus
		33	extern "C" {
		34	#endif
		35
31	#ifndef EV_STANDALONE	36	#ifndef EV_STANDALONE
32	# include "config.h"	37	# include "config.h"
33		38
34	# if HAVE_CLOCK_GETTIME	39	# if HAVE_CLOCK_GETTIME
		40	# ifndef EV_USE_MONOTONIC
35	# define EV_USE_MONOTONIC 1	41	# define EV_USE_MONOTONIC 1
		42	# endif
		43	# ifndef EV_USE_REALTIME
36	# define EV_USE_REALTIME 1	44	# define EV_USE_REALTIME 1
		45	# endif
37	# endif	46	# endif
38		47
39	# if HAVE_SELECT && HAVE_SYS_SELECT_H	48	# if HAVE_SELECT && HAVE_SYS_SELECT_H && !defined (EV_USE_SELECT)
40	# define EV_USE_SELECT 1	49	# define EV_USE_SELECT 1
41	# endif	50	# endif
42		51
43	# if HAVE_POLL && HAVE_POLL_H	52	# if HAVE_POLL && HAVE_POLL_H && !defined (EV_USE_POLL)
44	# define EV_USE_POLL 1	53	# define EV_USE_POLL 1
45	# endif	54	# endif
46		55
47	# if HAVE_EPOLL && HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H	56	# if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H && !defined (EV_USE_EPOLL)
48	# define EV_USE_EPOLL 1	57	# define EV_USE_EPOLL 1
49	# endif	58	# endif
50		59
51	# if HAVE_KQUEUE && HAVE_WORKING_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H	60	# if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H && !defined (EV_USE_KQUEUE)
52	# define EV_USE_KQUEUE 1	61	# define EV_USE_KQUEUE 1
		62	# endif
		63
		64	# if HAVE_PORT_H && HAVE_PORT_H && HAVE_PORT_CREATE && !defined (EV_USE_PORT)
		65	# define EV_USE_PORT 1
53	# endif	66	# endif
54		67
55	#endif	68	#endif
56		69
57	#include <math.h>	70	#include <math.h>
…		…
66	#include <sys/types.h>	79	#include <sys/types.h>
67	#include <time.h>	80	#include <time.h>
68		81
69	#include <signal.h>	82	#include <signal.h>
70		83
71	#ifndef WIN32	84	#ifndef _WIN32
72	# include <unistd.h>	85	# include <unistd.h>
73	# include <sys/time.h>	86	# include <sys/time.h>
74	# include <sys/wait.h>	87	# include <sys/wait.h>
		88	#else
		89	# define WIN32_LEAN_AND_MEAN
		90	# include <windows.h>
		91	# ifndef EV_SELECT_IS_WINSOCKET
		92	# define EV_SELECT_IS_WINSOCKET 1
75	#endif	93	# endif
		94	#endif
		95
76	/**/	96	/**/
77		97
78	#ifndef EV_USE_MONOTONIC	98	#ifndef EV_USE_MONOTONIC
79	# define EV_USE_MONOTONIC 1	99	# define EV_USE_MONOTONIC 1
80	#endif	100	#endif
81		101
		102	#ifndef EV_USE_REALTIME
		103	# define EV_USE_REALTIME 1
		104	#endif
		105
82	#ifndef EV_USE_SELECT	106	#ifndef EV_USE_SELECT
83	# define EV_USE_SELECT 1	107	# define EV_USE_SELECT 1
		108	# define EV_SELECT_USE_FD_SET 1
84	#endif	109	#endif
85		110
86	#ifndef EV_USE_POLL	111	#ifndef EV_USE_POLL
87	# define EV_USE_POLL 0 /* poll is usually slower than select, and not as well tested */	112	# ifdef _WIN32
		113	# define EV_USE_POLL 0
		114	# else
		115	# define EV_USE_POLL 1
		116	# endif
88	#endif	117	#endif
89		118
90	#ifndef EV_USE_EPOLL	119	#ifndef EV_USE_EPOLL
91	# define EV_USE_EPOLL 0	120	# define EV_USE_EPOLL 0
92	#endif	121	#endif
93		122
94	#ifndef EV_USE_KQUEUE	123	#ifndef EV_USE_KQUEUE
95	# define EV_USE_KQUEUE 0	124	# define EV_USE_KQUEUE 0
96	#endif	125	#endif
97		126
98	#ifndef EV_USE_WIN32
99	# ifdef WIN32
100	# define EV_USE_WIN32 0 /* it does not exist, use select */
101	# undef EV_USE_SELECT
102	# define EV_USE_SELECT 1
103	# else
104	# define EV_USE_WIN32 0
105	# endif
106	#endif
107
108	#ifndef EV_USE_REALTIME	127	#ifndef EV_USE_PORT
109	# define EV_USE_REALTIME 1	128	# define EV_USE_PORT 0
110	#endif	129	#endif
111		130
112	/**/	131	/**/
		132
		133	/* darwin simply cannot be helped */
		134	#ifdef __APPLE__
		135	# undef EV_USE_POLL
		136	# undef EV_USE_KQUEUE
		137	#endif
113		138
114	#ifndef CLOCK_MONOTONIC	139	#ifndef CLOCK_MONOTONIC
115	# undef EV_USE_MONOTONIC	140	# undef EV_USE_MONOTONIC
116	# define EV_USE_MONOTONIC 0	141	# define EV_USE_MONOTONIC 0
117	#endif	142	#endif
118		143
119	#ifndef CLOCK_REALTIME	144	#ifndef CLOCK_REALTIME
120	# undef EV_USE_REALTIME	145	# undef EV_USE_REALTIME
121	# define EV_USE_REALTIME 0	146	# define EV_USE_REALTIME 0
		147	#endif
		148
		149	#if EV_SELECT_IS_WINSOCKET
		150	# include <winsock.h>
122	#endif	151	#endif
123		152
124	/**/	153	/**/
125		154
126	#define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */	155	#define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */
…		…
146	#define expect_true(expr) expect ((expr) != 0, 1)	175	#define expect_true(expr) expect ((expr) != 0, 1)
147		176
148	#define NUMPRI (EV_MAXPRI - EV_MINPRI + 1)	177	#define NUMPRI (EV_MAXPRI - EV_MINPRI + 1)
149	#define ABSPRI(w) ((w)->priority - EV_MINPRI)	178	#define ABSPRI(w) ((w)->priority - EV_MINPRI)
150		179
		180	#define EMPTY0 /* required for microsofts broken pseudo-c compiler */
		181	#define EMPTY2(a,b) /* used to suppress some warnings */
		182
151	typedef struct ev_watcher *W;	183	typedef struct ev_watcher *W;
152	typedef struct ev_watcher_list *WL;	184	typedef struct ev_watcher_list *WL;
153	typedef struct ev_watcher_time *WT;	185	typedef struct ev_watcher_time *WT;
154		186
155	static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */	187	static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */
156		188
		189	#ifdef _WIN32
157	#include "ev_win32.c"	190	# include "ev_win32.c"
		191	#endif
158		192
159	/*****************************************************************************/	193	/*****************************************************************************/
160		194
161	static void (syserr_cb)(const char msg);	195	static void (syserr_cb)(const char msg);
162		196
…		…
209	typedef struct	243	typedef struct
210	{	244	{
211	WL head;	245	WL head;
212	unsigned char events;	246	unsigned char events;
213	unsigned char reify;	247	unsigned char reify;
		248	#if EV_SELECT_IS_WINSOCKET
		249	SOCKET handle;
		250	#endif
214	} ANFD;	251	} ANFD;
215		252
216	typedef struct	253	typedef struct
217	{	254	{
218	W w;	255	W w;
…		…
221		258
222	#if EV_MULTIPLICITY	259	#if EV_MULTIPLICITY
223		260
224	struct ev_loop	261	struct ev_loop
225	{	262	{
		263	ev_tstamp ev_rt_now;
		264	#define ev_rt_now ((loop)->ev_rt_now)
226	#define VAR(name,decl) decl;	265	#define VAR(name,decl) decl;
227	#include "ev_vars.h"	266	#include "ev_vars.h"
228	#undef VAR	267	#undef VAR
229	};	268	};
230	#include "ev_wrap.h"	269	#include "ev_wrap.h"
231		270
232	struct ev_loop default_loop_struct;	271	static struct ev_loop default_loop_struct;
233	static struct ev_loop *default_loop;	272	struct ev_loop *ev_default_loop_ptr;
234		273
235	#else	274	#else
236		275
		276	ev_tstamp ev_rt_now;
237	#define VAR(name,decl) static decl;	277	#define VAR(name,decl) static decl;
238	#include "ev_vars.h"	278	#include "ev_vars.h"
239	#undef VAR	279	#undef VAR
240		280
241	static int default_loop;	281	static int ev_default_loop_ptr;
242		282
243	#endif	283	#endif
244		284
245	/*****************************************************************************/	285	/*****************************************************************************/
246		286
247	inline ev_tstamp	287	ev_tstamp
248	ev_time (void)	288	ev_time (void)
249	{	289	{
250	#if EV_USE_REALTIME	290	#if EV_USE_REALTIME
251	struct timespec ts;	291	struct timespec ts;
252	clock_gettime (CLOCK_REALTIME, &ts);	292	clock_gettime (CLOCK_REALTIME, &ts);
…		…
279	{	319	{
280	return ev_rt_now;	320	return ev_rt_now;
281	}	321	}
282	#endif	322	#endif
283		323
284	#define array_roundsize(type,n) ((n) \| 4 & ~3)	324	#define array_roundsize(type,n) (((n) \| 4) & ~3)
285		325
286	#define array_needsize(type,base,cur,cnt,init) \	326	#define array_needsize(type,base,cur,cnt,init) \
287	if (expect_false ((cnt) > cur)) \	327	if (expect_false ((cnt) > cur)) \
288	{ \	328	{ \
289	int newcnt = cur; \	329	int newcnt = cur; \
…		…
304	stem ## max = array_roundsize (stem ## cnt >> 1); \	344	stem ## max = array_roundsize (stem ## cnt >> 1); \
305	base = (type )ev_realloc (base, sizeof (type) (stem ## max));\	345	base = (type )ev_realloc (base, sizeof (type) (stem ## max));\
306	fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/D/\	346	fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/D/\
307	}	347	}
308		348
309	/* microsoft's pseudo-c is quite far from C as the rest of the world and the standard knows it */
310	/* bringing us everlasting joy in form of stupid extra macros that are not required in C */
311	#define array_free_microshit(stem) \
312	ev_free (stem ## s); stem ## cnt = stem ## max = 0;
313
314	#define array_free(stem, idx) \	349	#define array_free(stem, idx) \
315	ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0;	350	ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0;
316		351
317	/*****************************************************************************/	352	/*****************************************************************************/
318		353
…		…
339	pendings [ABSPRI (w_)][w_->pending - 1].events \|= revents;	374	pendings [ABSPRI (w_)][w_->pending - 1].events \|= revents;
340	return;	375	return;
341	}	376	}
342		377
343	w_->pending = ++pendingcnt [ABSPRI (w_)];	378	w_->pending = ++pendingcnt [ABSPRI (w_)];
344	array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], (void));	379	array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2);
345	pendings [ABSPRI (w_)][w_->pending - 1].w = w_;	380	pendings [ABSPRI (w_)][w_->pending - 1].w = w_;
346	pendings [ABSPRI (w_)][w_->pending - 1].events = revents;	381	pendings [ABSPRI (w_)][w_->pending - 1].events = revents;
347	}	382	}
348		383
349	static void	384	static void
…		…
392	int events = 0;	427	int events = 0;
393		428
394	for (w = (struct ev_io )anfd->head; w; w = (struct ev_io )((WL)w)->next)	429	for (w = (struct ev_io )anfd->head; w; w = (struct ev_io )((WL)w)->next)
395	events \|= w->events;	430	events \|= w->events;
396		431
		432	#if EV_SELECT_IS_WINSOCKET
		433	if (events)
		434	{
		435	unsigned long argp;
		436	anfd->handle = _get_osfhandle (fd);
		437	assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0));
		438	}
		439	#endif
		440
397	anfd->reify = 0;	441	anfd->reify = 0;
398		442
399	method_modify (EV_A_ fd, anfd->events, events);	443	method_modify (EV_A_ fd, anfd->events, events);
400	anfd->events = events;	444	anfd->events = events;
401	}	445	}
…		…
410	return;	454	return;
411		455
412	anfds [fd].reify = 1;	456	anfds [fd].reify = 1;
413		457
414	++fdchangecnt;	458	++fdchangecnt;
415	array_needsize (int, fdchanges, fdchangemax, fdchangecnt, (void));	459	array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2);
416	fdchanges [fdchangecnt - 1] = fd;	460	fdchanges [fdchangecnt - 1] = fd;
417	}	461	}
418		462
419	static void	463	static void
420	fd_kill (EV_P_ int fd)	464	fd_kill (EV_P_ int fd)
…		…
429	}	473	}
430		474
431	static int	475	static int
432	fd_valid (int fd)	476	fd_valid (int fd)
433	{	477	{
434	#ifdef WIN32	478	#ifdef _WIN32
435	return !!win32_get_osfhandle (fd);	479	return _get_osfhandle (fd) != -1;
436	#else	480	#else
437	return fcntl (fd, F_GETFD) != -1;	481	return fcntl (fd, F_GETFD) != -1;
438	#endif	482	#endif
439	}	483	}
440		484
…		…
521	heap [k] = w;	565	heap [k] = w;
522	((W)heap [k])->active = k + 1;	566	((W)heap [k])->active = k + 1;
523	}	567	}
524		568
525	inline void	569	inline void
526	adjustheap (WT *heap, int N, int k, ev_tstamp at)	570	adjustheap (WT *heap, int N, int k)
527	{	571	{
528	ev_tstamp old_at = heap [k]->at;	572	upheap (heap, k);
529	heap [k]->at = at;
530
531	if (old_at < at)
532	downheap (heap, N, k);	573	downheap (heap, N, k);
533	else
534	upheap (heap, k);
535	}	574	}
536		575
537	/*****************************************************************************/	576	/*****************************************************************************/
538		577
539	typedef struct	578	typedef struct
…		…
562	}	601	}
563		602
564	static void	603	static void
565	sighandler (int signum)	604	sighandler (int signum)
566	{	605	{
567	#if WIN32	606	#if _WIN32
568	signal (signum, sighandler);	607	signal (signum, sighandler);
569	#endif	608	#endif
570		609
571	signals [signum - 1].gotsig = 1;	610	signals [signum - 1].gotsig = 1;
572		611
573	if (!gotsig)	612	if (!gotsig)
574	{	613	{
575	int old_errno = errno;	614	int old_errno = errno;
576	gotsig = 1;	615	gotsig = 1;
577	#ifdef WIN32
578	send (sigpipe [1], &signum, 1, MSG_DONTWAIT);
579	#else
580	write (sigpipe [1], &signum, 1);	616	write (sigpipe [1], &signum, 1);
581	#endif
582	errno = old_errno;	617	errno = old_errno;
583	}	618	}
584	}	619	}
585		620
586	void	621	void
587	ev_feed_signal_event (EV_P_ int signum)	622	ev_feed_signal_event (EV_P_ int signum)
588	{	623	{
589	WL w;	624	WL w;
590		625
591	#if EV_MULTIPLICITY	626	#if EV_MULTIPLICITY
592	assert (("feeding signal events is only supported in the default loop", loop == default_loop));	627	assert (("feeding signal events is only supported in the default loop", loop == ev_default_loop_ptr));
593	#endif	628	#endif
594		629
595	--signum;	630	--signum;
596		631
597	if (signum < 0 \|\| signum >= signalmax)	632	if (signum < 0 \|\| signum >= signalmax)
…		…
606	static void	641	static void
607	sigcb (EV_P_ struct ev_io *iow, int revents)	642	sigcb (EV_P_ struct ev_io *iow, int revents)
608	{	643	{
609	int signum;	644	int signum;
610		645
611	#ifdef WIN32
612	recv (sigpipe [0], &revents, 1, MSG_DONTWAIT);
613	#else
614	read (sigpipe [0], &revents, 1);	646	read (sigpipe [0], &revents, 1);
615	#endif
616	gotsig = 0;	647	gotsig = 0;
617		648
618	for (signum = signalmax; signum--; )	649	for (signum = signalmax; signum--; )
619	if (signals [signum].gotsig)	650	if (signals [signum].gotsig)
620	ev_feed_signal_event (EV_A_ signum + 1);	651	ev_feed_signal_event (EV_A_ signum + 1);
621	}	652	}
622		653
		654	inline void
		655	fd_intern (int fd)
		656	{
		657	#ifdef _WIN32
		658	int arg = 1;
		659	ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg);
		660	#else
		661	fcntl (fd, F_SETFD, FD_CLOEXEC);
		662	fcntl (fd, F_SETFL, O_NONBLOCK);
		663	#endif
		664	}
		665
623	static void	666	static void
624	siginit (EV_P)	667	siginit (EV_P)
625	{	668	{
626	#ifndef WIN32	669	fd_intern (sigpipe [0]);
627	fcntl (sigpipe [0], F_SETFD, FD_CLOEXEC);	670	fd_intern (sigpipe [1]);
628	fcntl (sigpipe [1], F_SETFD, FD_CLOEXEC);
629
630	/* rather than sort out wether we really need nb, set it */
631	fcntl (sigpipe [0], F_SETFL, O_NONBLOCK);
632	fcntl (sigpipe [1], F_SETFL, O_NONBLOCK);
633	#endif
634		671
635	ev_io_set (&sigev, sigpipe [0], EV_READ);	672	ev_io_set (&sigev, sigpipe [0], EV_READ);
636	ev_io_start (EV_A_ &sigev);	673	ev_io_start (EV_A_ &sigev);
637	ev_unref (EV_A); /* child watcher should not keep loop alive */	674	ev_unref (EV_A); /* child watcher should not keep loop alive */
638	}	675	}
639		676
640	/*****************************************************************************/	677	/*****************************************************************************/
641		678
642	static struct ev_child *childs [PID_HASHSIZE];	679	static struct ev_child *childs [PID_HASHSIZE];
643		680
644	#ifndef WIN32	681	#ifndef _WIN32
645		682
646	static struct ev_signal childev;	683	static struct ev_signal childev;
647		684
648	#ifndef WCONTINUED	685	#ifndef WCONTINUED
649	# define WCONTINUED 0	686	# define WCONTINUED 0
…		…
681		718
682	#endif	719	#endif
683		720
684	/*****************************************************************************/	721	/*****************************************************************************/
685		722
		723	#if EV_USE_PORT
		724	# include "ev_port.c"
		725	#endif
686	#if EV_USE_KQUEUE	726	#if EV_USE_KQUEUE
687	# include "ev_kqueue.c"	727	# include "ev_kqueue.c"
688	#endif	728	#endif
689	#if EV_USE_EPOLL	729	#if EV_USE_EPOLL
690	# include "ev_epoll.c"	730	# include "ev_epoll.c"
…		…
710		750
711	/* return true if we are running with elevated privileges and should ignore env variables */	751	/* return true if we are running with elevated privileges and should ignore env variables */
712	static int	752	static int
713	enable_secure (void)	753	enable_secure (void)
714	{	754	{
715	#ifdef WIN32	755	#ifdef _WIN32
716	return 0;	756	return 0;
717	#else	757	#else
718	return getuid () != geteuid ()	758	return getuid () != geteuid ()
719	\|\| getgid () != getegid ();	759	\|\| getgid () != getegid ();
720	#endif	760	#endif
721	}	761	}
722		762
723	int	763	unsigned int
724	ev_method (EV_P)	764	ev_method (EV_P)
725	{	765	{
726	return method;	766	return method;
727	}	767	}
728		768
729	static void	769	static void
730	loop_init (EV_P_ int methods)	770	loop_init (EV_P_ unsigned int flags)
731	{	771	{
732	if (!method)	772	if (!method)
733	{	773	{
734	#if EV_USE_MONOTONIC	774	#if EV_USE_MONOTONIC
735	{	775	{
…		…
742	ev_rt_now = ev_time ();	782	ev_rt_now = ev_time ();
743	mn_now = get_clock ();	783	mn_now = get_clock ();
744	now_floor = mn_now;	784	now_floor = mn_now;
745	rtmn_diff = ev_rt_now - mn_now;	785	rtmn_diff = ev_rt_now - mn_now;
746		786
747	if (methods == EVMETHOD_AUTO)	787	if (!(flags & EVFLAG_NOENV) && !enable_secure () && getenv ("LIBEV_FLAGS"))
748	if (!enable_secure () && getenv ("LIBEV_METHODS"))
749	methods = atoi (getenv ("LIBEV_METHODS"));	788	flags = atoi (getenv ("LIBEV_FLAGS"));
750	else	789
751	methods = EVMETHOD_ANY;	790	if (!(flags & 0x0000ffff))
		791	flags \|= 0x0000ffff;
752		792
753	method = 0;	793	method = 0;
754	#if EV_USE_WIN32	794	#if EV_USE_PORT
755	if (!method && (methods & EVMETHOD_WIN32 )) method = win32_init (EV_A_ methods);	795	if (!method && (flags & EVMETHOD_PORT )) method = port_init (EV_A_ flags);
756	#endif	796	#endif
757	#if EV_USE_KQUEUE	797	#if EV_USE_KQUEUE
758	if (!method && (methods & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ methods);	798	if (!method && (flags & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ flags);
759	#endif	799	#endif
760	#if EV_USE_EPOLL	800	#if EV_USE_EPOLL
761	if (!method && (methods & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ methods);	801	if (!method && (flags & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ flags);
762	#endif	802	#endif
763	#if EV_USE_POLL	803	#if EV_USE_POLL
764	if (!method && (methods & EVMETHOD_POLL )) method = poll_init (EV_A_ methods);	804	if (!method && (flags & EVMETHOD_POLL )) method = poll_init (EV_A_ flags);
765	#endif	805	#endif
766	#if EV_USE_SELECT	806	#if EV_USE_SELECT
767	if (!method && (methods & EVMETHOD_SELECT)) method = select_init (EV_A_ methods);	807	if (!method && (flags & EVMETHOD_SELECT)) method = select_init (EV_A_ flags);
768	#endif	808	#endif
769		809
770	ev_init (&sigev, sigcb);	810	ev_init (&sigev, sigcb);
771	ev_set_priority (&sigev, EV_MAXPRI);	811	ev_set_priority (&sigev, EV_MAXPRI);
772	}	812	}
…		…
775	void	815	void
776	loop_destroy (EV_P)	816	loop_destroy (EV_P)
777	{	817	{
778	int i;	818	int i;
779		819
780	#if EV_USE_WIN32	820	#if EV_USE_PORT
781	if (method == EVMETHOD_WIN32 ) win32_destroy (EV_A);	821	if (method == EVMETHOD_PORT ) port_destroy (EV_A);
782	#endif	822	#endif
783	#if EV_USE_KQUEUE	823	#if EV_USE_KQUEUE
784	if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A);	824	if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A);
785	#endif	825	#endif
786	#if EV_USE_EPOLL	826	#if EV_USE_EPOLL
…		…
795		835
796	for (i = NUMPRI; i--; )	836	for (i = NUMPRI; i--; )
797	array_free (pending, [i]);	837	array_free (pending, [i]);
798		838
799	/* have to use the microsoft-never-gets-it-right macro */	839	/* have to use the microsoft-never-gets-it-right macro */
800	array_free_microshit (fdchange);	840	array_free (fdchange, EMPTY0);
801	array_free_microshit (timer);	841	array_free (timer, EMPTY0);
802	array_free_microshit (periodic);	842	#if EV_PERIODICS
803	array_free_microshit (idle);	843	array_free (periodic, EMPTY0);
804	array_free_microshit (prepare);	844	#endif
805	array_free_microshit (check);	845	array_free (idle, EMPTY0);
		846	array_free (prepare, EMPTY0);
		847	array_free (check, EMPTY0);
806		848
807	method = 0;	849	method = 0;
808	}	850	}
809		851
810	static void	852	static void
811	loop_fork (EV_P)	853	loop_fork (EV_P)
812	{	854	{
		855	#if EV_USE_PORT
		856	if (method == EVMETHOD_PORT ) port_fork (EV_A);
		857	#endif
		858	#if EV_USE_KQUEUE
		859	if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A);
		860	#endif
813	#if EV_USE_EPOLL	861	#if EV_USE_EPOLL
814	if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A);	862	if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A);
815	#endif
816	#if EV_USE_KQUEUE
817	if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A);
818	#endif	863	#endif
819		864
820	if (ev_is_active (&sigev))	865	if (ev_is_active (&sigev))
821	{	866	{
822	/* default loop */	867	/* default loop */
…		…
835	postfork = 0;	880	postfork = 0;
836	}	881	}
837		882
838	#if EV_MULTIPLICITY	883	#if EV_MULTIPLICITY
839	struct ev_loop *	884	struct ev_loop *
840	ev_loop_new (int methods)	885	ev_loop_new (unsigned int flags)
841	{	886	{
842	struct ev_loop loop = (struct ev_loop )ev_malloc (sizeof (struct ev_loop));	887	struct ev_loop loop = (struct ev_loop )ev_malloc (sizeof (struct ev_loop));
843		888
844	memset (loop, 0, sizeof (struct ev_loop));	889	memset (loop, 0, sizeof (struct ev_loop));
845		890
846	loop_init (EV_A_ methods);	891	loop_init (EV_A_ flags);
847		892
848	if (ev_method (EV_A))	893	if (ev_method (EV_A))
849	return loop;	894	return loop;
850		895
851	return 0;	896	return 0;
…		…
866		911
867	#endif	912	#endif
868		913
869	#if EV_MULTIPLICITY	914	#if EV_MULTIPLICITY
870	struct ev_loop *	915	struct ev_loop *
		916	ev_default_loop_ (unsigned int flags)
871	#else	917	#else
872	int	918	int
		919	ev_default_loop (unsigned int flags)
873	#endif	920	#endif
874	ev_default_loop (int methods)
875	{	921	{
876	if (sigpipe [0] == sigpipe [1])	922	if (sigpipe [0] == sigpipe [1])
877	if (pipe (sigpipe))	923	if (pipe (sigpipe))
878	return 0;	924	return 0;
879		925
880	if (!default_loop)	926	if (!ev_default_loop_ptr)
881	{	927	{
882	#if EV_MULTIPLICITY	928	#if EV_MULTIPLICITY
883	struct ev_loop *loop = default_loop = &default_loop_struct;	929	struct ev_loop *loop = ev_default_loop_ptr = &default_loop_struct;
884	#else	930	#else
885	default_loop = 1;	931	ev_default_loop_ptr = 1;
886	#endif	932	#endif
887		933
888	loop_init (EV_A_ methods);	934	loop_init (EV_A_ flags);
889		935
890	if (ev_method (EV_A))	936	if (ev_method (EV_A))
891	{	937	{
892	siginit (EV_A);	938	siginit (EV_A);
893		939
894	#ifndef WIN32	940	#ifndef _WIN32
895	ev_signal_init (&childev, childcb, SIGCHLD);	941	ev_signal_init (&childev, childcb, SIGCHLD);
896	ev_set_priority (&childev, EV_MAXPRI);	942	ev_set_priority (&childev, EV_MAXPRI);
897	ev_signal_start (EV_A_ &childev);	943	ev_signal_start (EV_A_ &childev);
898	ev_unref (EV_A); /* child watcher should not keep loop alive */	944	ev_unref (EV_A); /* child watcher should not keep loop alive */
899	#endif	945	#endif
900	}	946	}
901	else	947	else
902	default_loop = 0;	948	ev_default_loop_ptr = 0;
903	}	949	}
904		950
905	return default_loop;	951	return ev_default_loop_ptr;
906	}	952	}
907		953
908	void	954	void
909	ev_default_destroy (void)	955	ev_default_destroy (void)
910	{	956	{
911	#if EV_MULTIPLICITY	957	#if EV_MULTIPLICITY
912	struct ev_loop *loop = default_loop;	958	struct ev_loop *loop = ev_default_loop_ptr;
913	#endif	959	#endif
914		960
915	#ifndef WIN32	961	#ifndef _WIN32
916	ev_ref (EV_A); /* child watcher */	962	ev_ref (EV_A); /* child watcher */
917	ev_signal_stop (EV_A_ &childev);	963	ev_signal_stop (EV_A_ &childev);
918	#endif	964	#endif
919		965
920	ev_ref (EV_A); /* signal watcher */	966	ev_ref (EV_A); /* signal watcher */
…		…
928		974
929	void	975	void
930	ev_default_fork (void)	976	ev_default_fork (void)
931	{	977	{
932	#if EV_MULTIPLICITY	978	#if EV_MULTIPLICITY
933	struct ev_loop *loop = default_loop;	979	struct ev_loop *loop = ev_default_loop_ptr;
934	#endif	980	#endif
935		981
936	if (method)	982	if (method)
937	postfork = 1;	983	postfork = 1;
938	}	984	}
…		…
980		1026
981	/* first reschedule or stop timer */	1027	/* first reschedule or stop timer */
982	if (w->repeat)	1028	if (w->repeat)
983	{	1029	{
984	assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.));	1030	assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.));
		1031
985	((WT)w)->at = mn_now + w->repeat;	1032	((WT)w)->at += w->repeat;
		1033	if (((WT)w)->at < mn_now)
		1034	((WT)w)->at = mn_now;
		1035
986	downheap ((WT *)timers, timercnt, 0);	1036	downheap ((WT *)timers, timercnt, 0);
987	}	1037	}
988	else	1038	else
989	ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */	1039	ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */
990		1040
991	ev_feed_event (EV_A_ (W)w, EV_TIMEOUT);	1041	ev_feed_event (EV_A_ (W)w, EV_TIMEOUT);
992	}	1042	}
993	}	1043	}
994		1044
		1045	#if EV_PERIODICS
995	static void	1046	static void
996	periodics_reify (EV_P)	1047	periodics_reify (EV_P)
997	{	1048	{
998	while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now)	1049	while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now)
999	{	1050	{
…		…
1002	assert (("inactive timer on periodic heap detected", ev_is_active (w)));	1053	assert (("inactive timer on periodic heap detected", ev_is_active (w)));
1003		1054
1004	/* first reschedule or stop timer */	1055	/* first reschedule or stop timer */
1005	if (w->reschedule_cb)	1056	if (w->reschedule_cb)
1006	{	1057	{
1007	ev_tstamp at = ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001);	1058	((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001);
1008
1009	assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now));	1059	assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now));
1010	downheap ((WT *)periodics, periodiccnt, 0);	1060	downheap ((WT *)periodics, periodiccnt, 0);
1011	}	1061	}
1012	else if (w->interval)	1062	else if (w->interval)
1013	{	1063	{
…		…
1040		1090
1041	/* now rebuild the heap */	1091	/* now rebuild the heap */
1042	for (i = periodiccnt >> 1; i--; )	1092	for (i = periodiccnt >> 1; i--; )
1043	downheap ((WT *)periodics, periodiccnt, i);	1093	downheap ((WT *)periodics, periodiccnt, i);
1044	}	1094	}
		1095	#endif
1045		1096
1046	inline int	1097	inline int
1047	time_update_monotonic (EV_P)	1098	time_update_monotonic (EV_P)
1048	{	1099	{
1049	mn_now = get_clock ();	1100	mn_now = get_clock ();
…		…
1083	ev_rt_now = ev_time ();	1134	ev_rt_now = ev_time ();
1084	mn_now = get_clock ();	1135	mn_now = get_clock ();
1085	now_floor = mn_now;	1136	now_floor = mn_now;
1086	}	1137	}
1087		1138
		1139	# if EV_PERIODICS
1088	periodics_reschedule (EV_A);	1140	periodics_reschedule (EV_A);
		1141	# endif
1089	/* no timer adjustment, as the monotonic clock doesn't jump */	1142	/* no timer adjustment, as the monotonic clock doesn't jump */
1090	/* timers_reschedule (EV_A_ rtmn_diff - odiff) */	1143	/* timers_reschedule (EV_A_ rtmn_diff - odiff) */
1091	}	1144	}
1092	}	1145	}
1093	else	1146	else
…		…
1095	{	1148	{
1096	ev_rt_now = ev_time ();	1149	ev_rt_now = ev_time ();
1097		1150
1098	if (expect_false (mn_now > ev_rt_now \|\| mn_now < ev_rt_now - MAX_BLOCKTIME - MIN_TIMEJUMP))	1151	if (expect_false (mn_now > ev_rt_now \|\| mn_now < ev_rt_now - MAX_BLOCKTIME - MIN_TIMEJUMP))
1099	{	1152	{
		1153	#if EV_PERIODICS
1100	periodics_reschedule (EV_A);	1154	periodics_reschedule (EV_A);
		1155	#endif
1101		1156
1102	/* adjust timers. this is easy, as the offset is the same for all */	1157	/* adjust timers. this is easy, as the offset is the same for all */
1103	for (i = 0; i < timercnt; ++i)	1158	for (i = 0; i < timercnt; ++i)
1104	((WT)timers [i])->at += ev_rt_now - mn_now;	1159	((WT)timers [i])->at += ev_rt_now - mn_now;
1105	}	1160	}
…		…
1126	ev_loop (EV_P_ int flags)	1181	ev_loop (EV_P_ int flags)
1127	{	1182	{
1128	double block;	1183	double block;
1129	loop_done = flags & (EVLOOP_ONESHOT \| EVLOOP_NONBLOCK) ? 1 : 0;	1184	loop_done = flags & (EVLOOP_ONESHOT \| EVLOOP_NONBLOCK) ? 1 : 0;
1130		1185
1131	do	1186	while (activecnt)
1132	{	1187	{
1133	/* queue check watchers (and execute them) */	1188	/* queue check watchers (and execute them) */
1134	if (expect_false (preparecnt))	1189	if (expect_false (preparecnt))
1135	{	1190	{
1136	queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE);	1191	queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE);
…		…
1168	{	1223	{
1169	ev_tstamp to = ((WT)timers [0])->at - mn_now + method_fudge;	1224	ev_tstamp to = ((WT)timers [0])->at - mn_now + method_fudge;
1170	if (block > to) block = to;	1225	if (block > to) block = to;
1171	}	1226	}
1172		1227
		1228	#if EV_PERIODICS
1173	if (periodiccnt)	1229	if (periodiccnt)
1174	{	1230	{
1175	ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge;	1231	ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge;
1176	if (block > to) block = to;	1232	if (block > to) block = to;
1177	}	1233	}
		1234	#endif
1178		1235
1179	if (block < 0.) block = 0.;	1236	if (block < 0.) block = 0.;
1180	}	1237	}
1181		1238
1182	method_poll (EV_A_ block);	1239	method_poll (EV_A_ block);
…		…
1184	/* update ev_rt_now, do magic */	1241	/* update ev_rt_now, do magic */
1185	time_update (EV_A);	1242	time_update (EV_A);
1186		1243
1187	/* queue pending timers and reschedule them */	1244	/* queue pending timers and reschedule them */
1188	timers_reify (EV_A); /* relative timers called last */	1245	timers_reify (EV_A); /* relative timers called last */
		1246	#if EV_PERIODICS
1189	periodics_reify (EV_A); /* absolute timers called first */	1247	periodics_reify (EV_A); /* absolute timers called first */
		1248	#endif
1190		1249
1191	/* queue idle watchers unless io or timers are pending */	1250	/* queue idle watchers unless io or timers are pending */
1192	if (idlecnt && !any_pending (EV_A))	1251	if (idlecnt && !any_pending (EV_A))
1193	queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE);	1252	queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE);
1194		1253
1195	/* queue check watchers, to be executed first */	1254	/* queue check watchers, to be executed first */
1196	if (checkcnt)	1255	if (checkcnt)
1197	queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK);	1256	queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK);
1198		1257
1199	call_pending (EV_A);	1258	call_pending (EV_A);
		1259
		1260	if (loop_done)
		1261	break;
1200	}	1262	}
1201	while (activecnt && !loop_done);
1202		1263
1203	if (loop_done != 2)	1264	if (loop_done != 2)
1204	loop_done = 0;	1265	loop_done = 0;
1205	}	1266	}
1206		1267
…		…
1285	{	1346	{
1286	ev_clear_pending (EV_A_ (W)w);	1347	ev_clear_pending (EV_A_ (W)w);
1287	if (!ev_is_active (w))	1348	if (!ev_is_active (w))
1288	return;	1349	return;
1289		1350
		1351	assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax));
		1352
1290	wlist_del ((WL *)&anfds[w->fd].head, (WL)w);	1353	wlist_del ((WL *)&anfds[w->fd].head, (WL)w);
1291	ev_stop (EV_A_ (W)w);	1354	ev_stop (EV_A_ (W)w);
1292		1355
1293	fd_change (EV_A_ w->fd);	1356	fd_change (EV_A_ w->fd);
1294	}	1357	}
…		…
1302	((WT)w)->at += mn_now;	1365	((WT)w)->at += mn_now;
1303		1366
1304	assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));	1367	assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));
1305		1368
1306	ev_start (EV_A_ (W)w, ++timercnt);	1369	ev_start (EV_A_ (W)w, ++timercnt);
1307	array_needsize (struct ev_timer *, timers, timermax, timercnt, (void));	1370	array_needsize (struct ev_timer *, timers, timermax, timercnt, EMPTY2);
1308	timers [timercnt - 1] = w;	1371	timers [timercnt - 1] = w;
1309	upheap ((WT *)timers, timercnt - 1);	1372	upheap ((WT *)timers, timercnt - 1);
1310		1373
1311	assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));	1374	assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));
1312	}	1375	}
…		…
1321	assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));	1384	assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));
1322		1385
1323	if (((W)w)->active < timercnt--)	1386	if (((W)w)->active < timercnt--)
1324	{	1387	{
1325	timers [((W)w)->active - 1] = timers [timercnt];	1388	timers [((W)w)->active - 1] = timers [timercnt];
1326	downheap ((WT *)timers, timercnt, ((W)w)->active - 1);	1389	adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1);
1327	}	1390	}
1328		1391
1329	((WT)w)->at = w->repeat;	1392	((WT)w)->at -= mn_now;
1330		1393
1331	ev_stop (EV_A_ (W)w);	1394	ev_stop (EV_A_ (W)w);
1332	}	1395	}
1333		1396
1334	void	1397	void
1335	ev_timer_again (EV_P_ struct ev_timer *w)	1398	ev_timer_again (EV_P_ struct ev_timer *w)
1336	{	1399	{
1337	if (ev_is_active (w))	1400	if (ev_is_active (w))
1338	{	1401	{
1339	if (w->repeat)	1402	if (w->repeat)
		1403	{
		1404	((WT)w)->at = mn_now + w->repeat;
1340	adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1, mn_now + w->repeat);	1405	adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1);
		1406	}
1341	else	1407	else
1342	ev_timer_stop (EV_A_ w);	1408	ev_timer_stop (EV_A_ w);
1343	}	1409	}
1344	else if (w->repeat)	1410	else if (w->repeat)
		1411	{
		1412	w->at = w->repeat;
1345	ev_timer_start (EV_A_ w);	1413	ev_timer_start (EV_A_ w);
		1414	}
1346	}	1415	}
1347		1416
		1417	#if EV_PERIODICS
1348	void	1418	void
1349	ev_periodic_start (EV_P_ struct ev_periodic *w)	1419	ev_periodic_start (EV_P_ struct ev_periodic *w)
1350	{	1420	{
1351	if (ev_is_active (w))	1421	if (ev_is_active (w))
1352	return;	1422	return;
…		…
1359	/* this formula differs from the one in periodic_reify because we do not always round up */	1429	/* this formula differs from the one in periodic_reify because we do not always round up */
1360	((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval;	1430	((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval;
1361	}	1431	}
1362		1432
1363	ev_start (EV_A_ (W)w, ++periodiccnt);	1433	ev_start (EV_A_ (W)w, ++periodiccnt);
1364	array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, (void));	1434	array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2);
1365	periodics [periodiccnt - 1] = w;	1435	periodics [periodiccnt - 1] = w;
1366	upheap ((WT *)periodics, periodiccnt - 1);	1436	upheap ((WT *)periodics, periodiccnt - 1);
1367		1437
1368	assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));	1438	assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));
1369	}	1439	}
…		…
1378	assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));	1448	assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));
1379		1449
1380	if (((W)w)->active < periodiccnt--)	1450	if (((W)w)->active < periodiccnt--)
1381	{	1451	{
1382	periodics [((W)w)->active - 1] = periodics [periodiccnt];	1452	periodics [((W)w)->active - 1] = periodics [periodiccnt];
1383	downheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1);	1453	adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1);
1384	}	1454	}
1385		1455
1386	ev_stop (EV_A_ (W)w);	1456	ev_stop (EV_A_ (W)w);
1387	}	1457	}
1388		1458
…		…
1391	{	1461	{
1392	/* TODO: use adjustheap and recalculation */	1462	/* TODO: use adjustheap and recalculation */
1393	ev_periodic_stop (EV_A_ w);	1463	ev_periodic_stop (EV_A_ w);
1394	ev_periodic_start (EV_A_ w);	1464	ev_periodic_start (EV_A_ w);
1395	}	1465	}
		1466	#endif
1396		1467
1397	void	1468	void
1398	ev_idle_start (EV_P_ struct ev_idle *w)	1469	ev_idle_start (EV_P_ struct ev_idle *w)
1399	{	1470	{
1400	if (ev_is_active (w))	1471	if (ev_is_active (w))
1401	return;	1472	return;
1402		1473
1403	ev_start (EV_A_ (W)w, ++idlecnt);	1474	ev_start (EV_A_ (W)w, ++idlecnt);
1404	array_needsize (struct ev_idle *, idles, idlemax, idlecnt, (void));	1475	array_needsize (struct ev_idle *, idles, idlemax, idlecnt, EMPTY2);
1405	idles [idlecnt - 1] = w;	1476	idles [idlecnt - 1] = w;
1406	}	1477	}
1407		1478
1408	void	1479	void
1409	ev_idle_stop (EV_P_ struct ev_idle *w)	1480	ev_idle_stop (EV_P_ struct ev_idle *w)
1410	{	1481	{
1411	ev_clear_pending (EV_A_ (W)w);	1482	ev_clear_pending (EV_A_ (W)w);
1412	if (ev_is_active (w))	1483	if (!ev_is_active (w))
1413	return;	1484	return;
1414		1485
1415	idles [((W)w)->active - 1] = idles [--idlecnt];	1486	idles [((W)w)->active - 1] = idles [--idlecnt];
1416	ev_stop (EV_A_ (W)w);	1487	ev_stop (EV_A_ (W)w);
1417	}	1488	}
…		…
1421	{	1492	{
1422	if (ev_is_active (w))	1493	if (ev_is_active (w))
1423	return;	1494	return;
1424		1495
1425	ev_start (EV_A_ (W)w, ++preparecnt);	1496	ev_start (EV_A_ (W)w, ++preparecnt);
1426	array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, (void));	1497	array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, EMPTY2);
1427	prepares [preparecnt - 1] = w;	1498	prepares [preparecnt - 1] = w;
1428	}	1499	}
1429		1500
1430	void	1501	void
1431	ev_prepare_stop (EV_P_ struct ev_prepare *w)	1502	ev_prepare_stop (EV_P_ struct ev_prepare *w)
1432	{	1503	{
1433	ev_clear_pending (EV_A_ (W)w);	1504	ev_clear_pending (EV_A_ (W)w);
1434	if (ev_is_active (w))	1505	if (!ev_is_active (w))
1435	return;	1506	return;
1436		1507
1437	prepares [((W)w)->active - 1] = prepares [--preparecnt];	1508	prepares [((W)w)->active - 1] = prepares [--preparecnt];
1438	ev_stop (EV_A_ (W)w);	1509	ev_stop (EV_A_ (W)w);
1439	}	1510	}
…		…
1443	{	1514	{
1444	if (ev_is_active (w))	1515	if (ev_is_active (w))
1445	return;	1516	return;
1446		1517
1447	ev_start (EV_A_ (W)w, ++checkcnt);	1518	ev_start (EV_A_ (W)w, ++checkcnt);
1448	array_needsize (struct ev_check *, checks, checkmax, checkcnt, (void));	1519	array_needsize (struct ev_check *, checks, checkmax, checkcnt, EMPTY2);
1449	checks [checkcnt - 1] = w;	1520	checks [checkcnt - 1] = w;
1450	}	1521	}
1451		1522
1452	void	1523	void
1453	ev_check_stop (EV_P_ struct ev_check *w)	1524	ev_check_stop (EV_P_ struct ev_check *w)
1454	{	1525	{
1455	ev_clear_pending (EV_A_ (W)w);	1526	ev_clear_pending (EV_A_ (W)w);
1456	if (ev_is_active (w))	1527	if (!ev_is_active (w))
1457	return;	1528	return;
1458		1529
1459	checks [((W)w)->active - 1] = checks [--checkcnt];	1530	checks [((W)w)->active - 1] = checks [--checkcnt];
1460	ev_stop (EV_A_ (W)w);	1531	ev_stop (EV_A_ (W)w);
1461	}	1532	}
…		…
1466		1537
1467	void	1538	void
1468	ev_signal_start (EV_P_ struct ev_signal *w)	1539	ev_signal_start (EV_P_ struct ev_signal *w)
1469	{	1540	{
1470	#if EV_MULTIPLICITY	1541	#if EV_MULTIPLICITY
1471	assert (("signal watchers are only supported in the default loop", loop == default_loop));	1542	assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr));
1472	#endif	1543	#endif
1473	if (ev_is_active (w))	1544	if (ev_is_active (w))
1474	return;	1545	return;
1475		1546
1476	assert (("ev_signal_start called with illegal signal number", w->signum > 0));	1547	assert (("ev_signal_start called with illegal signal number", w->signum > 0));
…		…
1479	array_needsize (ANSIG, signals, signalmax, w->signum, signals_init);	1550	array_needsize (ANSIG, signals, signalmax, w->signum, signals_init);
1480	wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w);	1551	wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w);
1481		1552
1482	if (!((WL)w)->next)	1553	if (!((WL)w)->next)
1483	{	1554	{
1484	#if WIN32	1555	#if _WIN32
1485	signal (w->signum, sighandler);	1556	signal (w->signum, sighandler);
1486	#else	1557	#else
1487	struct sigaction sa;	1558	struct sigaction sa;
1488	sa.sa_handler = sighandler;	1559	sa.sa_handler = sighandler;
1489	sigfillset (&sa.sa_mask);	1560	sigfillset (&sa.sa_mask);
…		…
1509		1580
1510	void	1581	void
1511	ev_child_start (EV_P_ struct ev_child *w)	1582	ev_child_start (EV_P_ struct ev_child *w)
1512	{	1583	{
1513	#if EV_MULTIPLICITY	1584	#if EV_MULTIPLICITY
1514	assert (("child watchers are only supported in the default loop", loop == default_loop));	1585	assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr));
1515	#endif	1586	#endif
1516	if (ev_is_active (w))	1587	if (ev_is_active (w))
1517	return;	1588	return;
1518		1589
1519	ev_start (EV_A_ (W)w, 1);	1590	ev_start (EV_A_ (W)w, 1);
…		…
1522		1593
1523	void	1594	void
1524	ev_child_stop (EV_P_ struct ev_child *w)	1595	ev_child_stop (EV_P_ struct ev_child *w)
1525	{	1596	{
1526	ev_clear_pending (EV_A_ (W)w);	1597	ev_clear_pending (EV_A_ (W)w);
1527	if (ev_is_active (w))	1598	if (!ev_is_active (w))
1528	return;	1599	return;
1529		1600
1530	wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w);	1601	wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w);
1531	ev_stop (EV_A_ (W)w);	1602	ev_stop (EV_A_ (W)w);
1532	}	1603	}
…		…
1592	ev_timer_start (EV_A_ &once->to);	1663	ev_timer_start (EV_A_ &once->to);
1593	}	1664	}
1594	}	1665	}
1595	}	1666	}
1596		1667
		1668	#ifdef __cplusplus
		1669	}
		1670	#endif
		1671

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Comparing libev/ev.c (file contents): Revision 1.85 by root, Sat Nov 10 03:13:50 2007 UTC vs. Revision 1.118 by root, Fri Nov 16 01:33:54 2007 UTC

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Comparing libev/ev.c (file contents):
Revision 1.85 by root, Sat Nov 10 03:13:50 2007 UTC vs.
Revision 1.118 by root, Fri Nov 16 01:33:54 2007 UTC