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

Comparing libev/ev.c (file contents):
Revision 1.149 by root, Tue Nov 27 19:23:31 2007 UTC vs.
Revision 1.184 by root, Wed Dec 12 05:30:52 2007 UTC

…		…
94	# else	94	# else
95	# define EV_USE_PORT 0	95	# define EV_USE_PORT 0
96	# endif	96	# endif
97	# endif	97	# endif
98		98
		99	# ifndef EV_USE_INOTIFY
		100	# if HAVE_INOTIFY_INIT && HAVE_SYS_INOTIFY_H
		101	# define EV_USE_INOTIFY 1
		102	# else
		103	# define EV_USE_INOTIFY 0
		104	# endif
		105	# endif
		106
99	#endif	107	#endif
100		108
101	#include <math.h>	109	#include <math.h>
102	#include <stdlib.h>	110	#include <stdlib.h>
103	#include <fcntl.h>	111	#include <fcntl.h>
…		…
109	#include <errno.h>	117	#include <errno.h>
110	#include <sys/types.h>	118	#include <sys/types.h>
111	#include <time.h>	119	#include <time.h>
112		120
113	#include <signal.h>	121	#include <signal.h>
		122
		123	#ifdef EV_H
		124	# include EV_H
		125	#else
		126	# include "ev.h"
		127	#endif
114		128
115	#ifndef _WIN32	129	#ifndef _WIN32
116	# include <sys/time.h>	130	# include <sys/time.h>
117	# include <sys/wait.h>	131	# include <sys/wait.h>
118	# include <unistd.h>	132	# include <unistd.h>
…		…
156		170
157	#ifndef EV_USE_PORT	171	#ifndef EV_USE_PORT
158	# define EV_USE_PORT 0	172	# define EV_USE_PORT 0
159	#endif	173	#endif
160		174
		175	#ifndef EV_USE_INOTIFY
		176	# define EV_USE_INOTIFY 0
		177	#endif
		178
161	#ifndef EV_PID_HASHSIZE	179	#ifndef EV_PID_HASHSIZE
162	# if EV_MINIMAL	180	# if EV_MINIMAL
163	# define EV_PID_HASHSIZE 1	181	# define EV_PID_HASHSIZE 1
164	# else	182	# else
165	# define EV_PID_HASHSIZE 16	183	# define EV_PID_HASHSIZE 16
166	# endif	184	# endif
167	#endif	185	#endif
168		186
		187	#ifndef EV_INOTIFY_HASHSIZE
		188	# if EV_MINIMAL
		189	# define EV_INOTIFY_HASHSIZE 1
		190	# else
		191	# define EV_INOTIFY_HASHSIZE 16
		192	# endif
		193	#endif
		194
169	/**/	195	/**/
170		196
171	#ifndef CLOCK_MONOTONIC	197	#ifndef CLOCK_MONOTONIC
172	# undef EV_USE_MONOTONIC	198	# undef EV_USE_MONOTONIC
173	# define EV_USE_MONOTONIC 0	199	# define EV_USE_MONOTONIC 0
…		…
180		206
181	#if EV_SELECT_IS_WINSOCKET	207	#if EV_SELECT_IS_WINSOCKET
182	# include <winsock.h>	208	# include <winsock.h>
183	#endif	209	#endif
184		210
		211	#if !EV_STAT_ENABLE
		212	# define EV_USE_INOTIFY 0
		213	#endif
		214
		215	#if EV_USE_INOTIFY
		216	# include <sys/inotify.h>
		217	#endif
		218
185	/**/	219	/**/
		220
		221	/*
		222	* This is used to avoid floating point rounding problems.
		223	* It is added to ev_rt_now when scheduling periodics
		224	* to ensure progress, time-wise, even when rounding
		225	* errors are against us.
		226	* This value is good at least till the year 4000.
		227	* Better solutions welcome.
		228	*/
		229	#define TIME_EPSILON 0.0001220703125 /* 1/8192 */
186		230
187	#define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */	231	#define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */
188	#define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */	232	#define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */
189	/#define CLEANUP_INTERVAL (MAX_BLOCKTIME 5.) /* how often to try to free memory and re-check fds */	233	/#define CLEANUP_INTERVAL (MAX_BLOCKTIME 5.) /* how often to try to free memory and re-check fds, TODO */
190
191	#ifdef EV_H
192	# include EV_H
193	#else
194	# include "ev.h"
195	#endif
196		234
197	#if __GNUC__ >= 3	235	#if __GNUC__ >= 3
198	# define expect(expr,value) __builtin_expect ((expr),(value))	236	# define expect(expr,value) __builtin_expect ((expr),(value))
199	# define inline_size static inline /* inline for codesize */
200	# if EV_MINIMAL
201	# define noinline __attribute__ ((noinline))	237	# define noinline __attribute__ ((noinline))
202	# define inline_speed static noinline
203	# else
204	# define noinline
205	# define inline_speed static inline
206	# endif
207	#else	238	#else
208	# define expect(expr,value) (expr)	239	# define expect(expr,value) (expr)
209	# define inline_speed static
210	# define inline_size static
211	# define noinline	240	# define noinline
		241	# if __STDC_VERSION__ < 199901L
		242	# define inline
		243	# endif
212	#endif	244	#endif
213		245
214	#define expect_false(expr) expect ((expr) != 0, 0)	246	#define expect_false(expr) expect ((expr) != 0, 0)
215	#define expect_true(expr) expect ((expr) != 0, 1)	247	#define expect_true(expr) expect ((expr) != 0, 1)
		248	#define inline_size static inline
		249
		250	#if EV_MINIMAL
		251	# define inline_speed static noinline
		252	#else
		253	# define inline_speed static inline
		254	#endif
216		255
217	#define NUMPRI (EV_MAXPRI - EV_MINPRI + 1)	256	#define NUMPRI (EV_MAXPRI - EV_MINPRI + 1)
218	#define ABSPRI(w) ((w)->priority - EV_MINPRI)	257	#define ABSPRI(w) (((W)w)->priority - EV_MINPRI)
219		258
220	#define EMPTY0 /* required for microsofts broken pseudo-c compiler */	259	#define EMPTY /* required for microsofts broken pseudo-c compiler */
221	#define EMPTY2(a,b) /* used to suppress some warnings */	260	#define EMPTY2(a,b) /* used to suppress some warnings */
222		261
223	typedef ev_watcher *W;	262	typedef ev_watcher *W;
224	typedef ev_watcher_list *WL;	263	typedef ev_watcher_list *WL;
225	typedef ev_watcher_time *WT;	264	typedef ev_watcher_time *WT;
…		…
261	ev_set_allocator (void (cb)(void *ptr, long size))	300	ev_set_allocator (void (cb)(void *ptr, long size))
262	{	301	{
263	alloc = cb;	302	alloc = cb;
264	}	303	}
265		304
266	static void *	305	inline_speed void *
267	ev_realloc (void *ptr, long size)	306	ev_realloc (void *ptr, long size)
268	{	307	{
269	ptr = alloc ? alloc (ptr, size) : realloc (ptr, size);	308	ptr = alloc ? alloc (ptr, size) : realloc (ptr, size);
270		309
271	if (!ptr && size)	310	if (!ptr && size)
…		…
295	typedef struct	334	typedef struct
296	{	335	{
297	W w;	336	W w;
298	int events;	337	int events;
299	} ANPENDING;	338	} ANPENDING;
		339
		340	#if EV_USE_INOTIFY
		341	typedef struct
		342	{
		343	WL head;
		344	} ANFS;
		345	#endif
300		346
301	#if EV_MULTIPLICITY	347	#if EV_MULTIPLICITY
302		348
303	struct ev_loop	349	struct ev_loop
304	{	350	{
…		…
361	{	407	{
362	return ev_rt_now;	408	return ev_rt_now;
363	}	409	}
364	#endif	410	#endif
365		411
366	#define array_roundsize(type,n) (((n) \| 4) & ~3)	412	int inline_size
		413	array_nextsize (int elem, int cur, int cnt)
		414	{
		415	int ncur = cur + 1;
		416
		417	do
		418	ncur <<= 1;
		419	while (cnt > ncur);
		420
		421	/* if size > 4096, round to 4096 - 4 * longs to accomodate malloc overhead */
		422	if (elem * ncur > 4096)
		423	{
		424	ncur *= elem;
		425	ncur = (ncur + elem + 4095 + sizeof (void ) 4) & ~4095;
		426	ncur = ncur - sizeof (void ) 4;
		427	ncur /= elem;
		428	}
		429
		430	return ncur;
		431	}
		432
		433	static noinline void *
		434	array_realloc (int elem, void base, int cur, int cnt)
		435	{
		436	cur = array_nextsize (elem, cur, cnt);
		437	return ev_realloc (base, elem * *cur);
		438	}
367		439
368	#define array_needsize(type,base,cur,cnt,init) \	440	#define array_needsize(type,base,cur,cnt,init) \
369	if (expect_false ((cnt) > cur)) \	441	if (expect_false ((cnt) > (cur))) \
370	{ \	442	{ \
371	int newcnt = cur; \	443	int ocur_ = (cur); \
372	do \	444	(base) = (type *)array_realloc \
373	{ \	445	(sizeof (type), (base), &(cur), (cnt)); \
374	newcnt = array_roundsize (type, newcnt << 1); \	446	init ((base) + (ocur_), (cur) - ocur_); \
375	} \
376	while ((cnt) > newcnt); \
377	\
378	base = (type )ev_realloc (base, sizeof (type) (newcnt));\
379	init (base + cur, newcnt - cur); \
380	cur = newcnt; \
381	}	447	}
382		448
		449	#if 0
383	#define array_slim(type,stem) \	450	#define array_slim(type,stem) \
384	if (stem ## max < array_roundsize (stem ## cnt >> 2)) \	451	if (stem ## max < array_roundsize (stem ## cnt >> 2)) \
385	{ \	452	{ \
386	stem ## max = array_roundsize (stem ## cnt >> 1); \	453	stem ## max = array_roundsize (stem ## cnt >> 1); \
387	base = (type )ev_realloc (base, sizeof (type) (stem ## max));\	454	base = (type )ev_realloc (base, sizeof (type) (stem ## max));\
388	fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/D/\	455	fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/D/\
389	}	456	}
		457	#endif
390		458
391	#define array_free(stem, idx) \	459	#define array_free(stem, idx) \
392	ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0;	460	ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0;
393		461
394	/*****************************************************************************/	462	/*****************************************************************************/
395		463
396	void noinline	464	void noinline
397	ev_feed_event (EV_P_ void *w, int revents)	465	ev_feed_event (EV_P_ void *w, int revents)
398	{	466	{
399	W w_ = (W)w;	467	W w_ = (W)w;
		468	int pri = ABSPRI (w_);
400		469
401	if (expect_false (w_->pending))	470	if (expect_false (w_->pending))
		471	pendings [pri][w_->pending - 1].events \|= revents;
		472	else
402	{	473	{
		474	w_->pending = ++pendingcnt [pri];
		475	array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2);
		476	pendings [pri][w_->pending - 1].w = w_;
403	pendings [ABSPRI (w_)][w_->pending - 1].events \|= revents;	477	pendings [pri][w_->pending - 1].events = revents;
404	return;
405	}	478	}
406
407	w_->pending = ++pendingcnt [ABSPRI (w_)];
408	array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2);
409	pendings [ABSPRI (w_)][w_->pending - 1].w = w_;
410	pendings [ABSPRI (w_)][w_->pending - 1].events = revents;
411	}	479	}
412		480
413	void inline_size	481	void inline_speed
414	queue_events (EV_P_ W *events, int eventcnt, int type)	482	queue_events (EV_P_ W *events, int eventcnt, int type)
415	{	483	{
416	int i;	484	int i;
417		485
418	for (i = 0; i < eventcnt; ++i)	486	for (i = 0; i < eventcnt; ++i)
…		…
450	}	518	}
451		519
452	void	520	void
453	ev_feed_fd_event (EV_P_ int fd, int revents)	521	ev_feed_fd_event (EV_P_ int fd, int revents)
454	{	522	{
		523	if (fd >= 0 && fd < anfdmax)
455	fd_event (EV_A_ fd, revents);	524	fd_event (EV_A_ fd, revents);
456	}	525	}
457		526
458	void inline_size	527	void inline_size
459	fd_reify (EV_P)	528	fd_reify (EV_P)
460	{	529	{
…		…
464	{	533	{
465	int fd = fdchanges [i];	534	int fd = fdchanges [i];
466	ANFD *anfd = anfds + fd;	535	ANFD *anfd = anfds + fd;
467	ev_io *w;	536	ev_io *w;
468		537
469	int events = 0;	538	unsigned char events = 0;
470		539
471	for (w = (ev_io )anfd->head; w; w = (ev_io )((WL)w)->next)	540	for (w = (ev_io )anfd->head; w; w = (ev_io )((WL)w)->next)
472	events \|= w->events;	541	events \|= (unsigned char)w->events;
473		542
474	#if EV_SELECT_IS_WINSOCKET	543	#if EV_SELECT_IS_WINSOCKET
475	if (events)	544	if (events)
476	{	545	{
477	unsigned long argp;	546	unsigned long argp;
478	anfd->handle = _get_osfhandle (fd);	547	anfd->handle = _get_osfhandle (fd);
479	assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0));	548	assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0));
480	}	549	}
481	#endif	550	#endif
482		551
		552	{
		553	unsigned char o_events = anfd->events;
		554	unsigned char o_reify = anfd->reify;
		555
483	anfd->reify = 0;	556	anfd->reify = 0;
484
485	backend_modify (EV_A_ fd, anfd->events, events);
486	anfd->events = events;	557	anfd->events = events;
		558
		559	if (o_events != events \|\| o_reify & EV_IOFDSET)
		560	backend_modify (EV_A_ fd, o_events, events);
		561	}
487	}	562	}
488		563
489	fdchangecnt = 0;	564	fdchangecnt = 0;
490	}	565	}
491		566
492	void inline_size	567	void inline_size
493	fd_change (EV_P_ int fd)	568	fd_change (EV_P_ int fd, int flags)
494	{	569	{
495	if (expect_false (anfds [fd].reify))	570	unsigned char reify = anfds [fd].reify;
496	return;
497
498	anfds [fd].reify = 1;	571	anfds [fd].reify \|= flags;
499		572
		573	if (expect_true (!reify))
		574	{
500	++fdchangecnt;	575	++fdchangecnt;
501	array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2);	576	array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2);
502	fdchanges [fdchangecnt - 1] = fd;	577	fdchanges [fdchangecnt - 1] = fd;
		578	}
503	}	579	}
504		580
505	void inline_speed	581	void inline_speed
506	fd_kill (EV_P_ int fd)	582	fd_kill (EV_P_ int fd)
507	{	583	{
…		…
554	static void noinline	630	static void noinline
555	fd_rearm_all (EV_P)	631	fd_rearm_all (EV_P)
556	{	632	{
557	int fd;	633	int fd;
558		634
559	/* this should be highly optimised to not do anything but set a flag */
560	for (fd = 0; fd < anfdmax; ++fd)	635	for (fd = 0; fd < anfdmax; ++fd)
561	if (anfds [fd].events)	636	if (anfds [fd].events)
562	{	637	{
563	anfds [fd].events = 0;	638	anfds [fd].events = 0;
564	fd_change (EV_A_ fd);	639	fd_change (EV_A_ fd, EV_IOFDSET \| 1);
565	}	640	}
566	}	641	}
567		642
568	/*****************************************************************************/	643	/*****************************************************************************/
569		644
570	void inline_speed	645	void inline_speed
571	upheap (WT *heap, int k)	646	upheap (WT *heap, int k)
572	{	647	{
573	WT w = heap [k];	648	WT w = heap [k];
574		649
575	while (k && heap [k >> 1]->at > w->at)	650	while (k)
576	{	651	{
		652	int p = (k - 1) >> 1;
		653
		654	if (heap [p]->at <= w->at)
		655	break;
		656
577	heap [k] = heap [k >> 1];	657	heap [k] = heap [p];
578	((W)heap [k])->active = k + 1;	658	((W)heap [k])->active = k + 1;
579	k >>= 1;	659	k = p;
580	}	660	}
581		661
582	heap [k] = w;	662	heap [k] = w;
583	((W)heap [k])->active = k + 1;	663	((W)heap [k])->active = k + 1;
584
585	}	664	}
586		665
587	void inline_speed	666	void inline_speed
588	downheap (WT *heap, int N, int k)	667	downheap (WT *heap, int N, int k)
589	{	668	{
590	WT w = heap [k];	669	WT w = heap [k];
591		670
592	while (k < (N >> 1))	671	for (;;)
593	{	672	{
594	int j = k << 1;	673	int c = (k << 1) + 1;
595		674
596	if (j + 1 < N && heap [j]->at > heap [j + 1]->at)	675	if (c >= N)
597	++j;
598
599	if (w->at <= heap [j]->at)
600	break;	676	break;
601		677
		678	c += c + 1 < N && heap [c]->at > heap [c + 1]->at
		679	? 1 : 0;
		680
		681	if (w->at <= heap [c]->at)
		682	break;
		683
602	heap [k] = heap [j];	684	heap [k] = heap [c];
603	((W)heap [k])->active = k + 1;	685	((W)heap [k])->active = k + 1;
		686
604	k = j;	687	k = c;
605	}	688	}
606		689
607	heap [k] = w;	690	heap [k] = w;
608	((W)heap [k])->active = k + 1;	691	((W)heap [k])->active = k + 1;
609	}	692	}
…		…
691	for (signum = signalmax; signum--; )	774	for (signum = signalmax; signum--; )
692	if (signals [signum].gotsig)	775	if (signals [signum].gotsig)
693	ev_feed_signal_event (EV_A_ signum + 1);	776	ev_feed_signal_event (EV_A_ signum + 1);
694	}	777	}
695		778
696	void inline_size	779	void inline_speed
697	fd_intern (int fd)	780	fd_intern (int fd)
698	{	781	{
699	#ifdef _WIN32	782	#ifdef _WIN32
700	int arg = 1;	783	int arg = 1;
701	ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg);	784	ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg);
…		…
716	ev_unref (EV_A); /* child watcher should not keep loop alive */	799	ev_unref (EV_A); /* child watcher should not keep loop alive */
717	}	800	}
718		801
719	/*****************************************************************************/	802	/*****************************************************************************/
720		803
721	static ev_child *childs [EV_PID_HASHSIZE];	804	static WL childs [EV_PID_HASHSIZE];
722		805
723	#ifndef _WIN32	806	#ifndef _WIN32
724		807
725	static ev_signal childev;	808	static ev_signal childev;
726		809
…		…
730	ev_child *w;	813	ev_child *w;
731		814
732	for (w = (ev_child )childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child )((WL)w)->next)	815	for (w = (ev_child )childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child )((WL)w)->next)
733	if (w->pid == pid \|\| !w->pid)	816	if (w->pid == pid \|\| !w->pid)
734	{	817	{
735	ev_priority (w) = ev_priority (sw); /* need to do it now */	818	ev_set_priority (w, ev_priority (sw)); /* need to do it now */
736	w->rpid = pid;	819	w->rpid = pid;
737	w->rstatus = status;	820	w->rstatus = status;
738	ev_feed_event (EV_A_ (W)w, EV_CHILD);	821	ev_feed_event (EV_A_ (W)w, EV_CHILD);
739	}	822	}
740	}	823	}
741		824
742	#ifndef WCONTINUED	825	#ifndef WCONTINUED
…		…
852	ev_backend (EV_P)	935	ev_backend (EV_P)
853	{	936	{
854	return backend;	937	return backend;
855	}	938	}
856		939
857	static void	940	unsigned int
		941	ev_loop_count (EV_P)
		942	{
		943	return loop_count;
		944	}
		945
		946	static void noinline
858	loop_init (EV_P_ unsigned int flags)	947	loop_init (EV_P_ unsigned int flags)
859	{	948	{
860	if (!backend)	949	if (!backend)
861	{	950	{
862	#if EV_USE_MONOTONIC	951	#if EV_USE_MONOTONIC
…		…
870	ev_rt_now = ev_time ();	959	ev_rt_now = ev_time ();
871	mn_now = get_clock ();	960	mn_now = get_clock ();
872	now_floor = mn_now;	961	now_floor = mn_now;
873	rtmn_diff = ev_rt_now - mn_now;	962	rtmn_diff = ev_rt_now - mn_now;
874		963
		964	/* pid check not overridable via env */
		965	#ifndef _WIN32
		966	if (flags & EVFLAG_FORKCHECK)
		967	curpid = getpid ();
		968	#endif
		969
875	if (!(flags & EVFLAG_NOENV)	970	if (!(flags & EVFLAG_NOENV)
876	&& !enable_secure ()	971	&& !enable_secure ()
877	&& getenv ("LIBEV_FLAGS"))	972	&& getenv ("LIBEV_FLAGS"))
878	flags = atoi (getenv ("LIBEV_FLAGS"));	973	flags = atoi (getenv ("LIBEV_FLAGS"));
879		974
880	if (!(flags & 0x0000ffffUL))	975	if (!(flags & 0x0000ffffUL))
881	flags \|= ev_recommended_backends ();	976	flags \|= ev_recommended_backends ();
882		977
883	backend = 0;	978	backend = 0;
		979	backend_fd = -1;
		980	#if EV_USE_INOTIFY
		981	fs_fd = -2;
		982	#endif
		983
884	#if EV_USE_PORT	984	#if EV_USE_PORT
885	if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags);	985	if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags);
886	#endif	986	#endif
887	#if EV_USE_KQUEUE	987	#if EV_USE_KQUEUE
888	if (!backend && (flags & EVBACKEND_KQUEUE)) backend = kqueue_init (EV_A_ flags);	988	if (!backend && (flags & EVBACKEND_KQUEUE)) backend = kqueue_init (EV_A_ flags);
…		…
900	ev_init (&sigev, sigcb);	1000	ev_init (&sigev, sigcb);
901	ev_set_priority (&sigev, EV_MAXPRI);	1001	ev_set_priority (&sigev, EV_MAXPRI);
902	}	1002	}
903	}	1003	}
904		1004
905	static void	1005	static void noinline
906	loop_destroy (EV_P)	1006	loop_destroy (EV_P)
907	{	1007	{
908	int i;	1008	int i;
		1009
		1010	#if EV_USE_INOTIFY
		1011	if (fs_fd >= 0)
		1012	close (fs_fd);
		1013	#endif
		1014
		1015	if (backend_fd >= 0)
		1016	close (backend_fd);
909		1017
910	#if EV_USE_PORT	1018	#if EV_USE_PORT
911	if (backend == EVBACKEND_PORT ) port_destroy (EV_A);	1019	if (backend == EVBACKEND_PORT ) port_destroy (EV_A);
912	#endif	1020	#endif
913	#if EV_USE_KQUEUE	1021	#if EV_USE_KQUEUE
…		…
922	#if EV_USE_SELECT	1030	#if EV_USE_SELECT
923	if (backend == EVBACKEND_SELECT) select_destroy (EV_A);	1031	if (backend == EVBACKEND_SELECT) select_destroy (EV_A);
924	#endif	1032	#endif
925		1033
926	for (i = NUMPRI; i--; )	1034	for (i = NUMPRI; i--; )
		1035	{
927	array_free (pending, [i]);	1036	array_free (pending, [i]);
		1037	#if EV_IDLE_ENABLE
		1038	array_free (idle, [i]);
		1039	#endif
		1040	}
928		1041
929	/* have to use the microsoft-never-gets-it-right macro */	1042	/* have to use the microsoft-never-gets-it-right macro */
930	array_free (fdchange, EMPTY0);	1043	array_free (fdchange, EMPTY);
931	array_free (timer, EMPTY0);	1044	array_free (timer, EMPTY);
932	#if EV_PERIODIC_ENABLE	1045	#if EV_PERIODIC_ENABLE
933	array_free (periodic, EMPTY0);	1046	array_free (periodic, EMPTY);
934	#endif	1047	#endif
935	array_free (idle, EMPTY0);
936	array_free (prepare, EMPTY0);	1048	array_free (prepare, EMPTY);
937	array_free (check, EMPTY0);	1049	array_free (check, EMPTY);
938		1050
939	backend = 0;	1051	backend = 0;
940	}	1052	}
941		1053
942	static void	1054	void inline_size infy_fork (EV_P);
		1055
		1056	void inline_size
943	loop_fork (EV_P)	1057	loop_fork (EV_P)
944	{	1058	{
945	#if EV_USE_PORT	1059	#if EV_USE_PORT
946	if (backend == EVBACKEND_PORT ) port_fork (EV_A);	1060	if (backend == EVBACKEND_PORT ) port_fork (EV_A);
947	#endif	1061	#endif
948	#if EV_USE_KQUEUE	1062	#if EV_USE_KQUEUE
949	if (backend == EVBACKEND_KQUEUE) kqueue_fork (EV_A);	1063	if (backend == EVBACKEND_KQUEUE) kqueue_fork (EV_A);
950	#endif	1064	#endif
951	#if EV_USE_EPOLL	1065	#if EV_USE_EPOLL
952	if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A);	1066	if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A);
		1067	#endif
		1068	#if EV_USE_INOTIFY
		1069	infy_fork (EV_A);
953	#endif	1070	#endif
954		1071
955	if (ev_is_active (&sigev))	1072	if (ev_is_active (&sigev))
956	{	1073	{
957	/* default loop */	1074	/* default loop */
…		…
1073	postfork = 1;	1190	postfork = 1;
1074	}	1191	}
1075		1192
1076	/*****************************************************************************/	1193	/*****************************************************************************/
1077		1194
1078	int inline_size	1195	void
1079	any_pending (EV_P)	1196	ev_invoke (EV_P_ void *w, int revents)
1080	{	1197	{
1081	int pri;	1198	EV_CB_INVOKE ((W)w, revents);
1082
1083	for (pri = NUMPRI; pri--; )
1084	if (pendingcnt [pri])
1085	return 1;
1086
1087	return 0;
1088	}	1199	}
1089		1200
1090	void inline_speed	1201	void inline_speed
1091	call_pending (EV_P)	1202	call_pending (EV_P)
1092	{	1203	{
…		…
1097	{	1208	{
1098	ANPENDING *p = pendings [pri] + --pendingcnt [pri];	1209	ANPENDING *p = pendings [pri] + --pendingcnt [pri];
1099		1210
1100	if (expect_true (p->w))	1211	if (expect_true (p->w))
1101	{	1212	{
1102	assert (("non-pending watcher on pending list", p->w->pending));	1213	/assert (("non-pending watcher on pending list", p->w->pending));/
1103		1214
1104	p->w->pending = 0;	1215	p->w->pending = 0;
1105	EV_CB_INVOKE (p->w, p->events);	1216	EV_CB_INVOKE (p->w, p->events);
1106	}	1217	}
1107	}	1218	}
…		…
1110	void inline_size	1221	void inline_size
1111	timers_reify (EV_P)	1222	timers_reify (EV_P)
1112	{	1223	{
1113	while (timercnt && ((WT)timers [0])->at <= mn_now)	1224	while (timercnt && ((WT)timers [0])->at <= mn_now)
1114	{	1225	{
1115	ev_timer *w = timers [0];	1226	ev_timer w = (ev_timer )timers [0];
1116		1227
1117	assert (("inactive timer on timer heap detected", ev_is_active (w)));	1228	/assert (("inactive timer on timer heap detected", ev_is_active (w)));/
1118		1229
1119	/* first reschedule or stop timer */	1230	/* first reschedule or stop timer */
1120	if (w->repeat)	1231	if (w->repeat)
1121	{	1232	{
1122	assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.));	1233	assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.));
1123		1234
1124	((WT)w)->at += w->repeat;	1235	((WT)w)->at += w->repeat;
1125	if (((WT)w)->at < mn_now)	1236	if (((WT)w)->at < mn_now)
1126	((WT)w)->at = mn_now;	1237	((WT)w)->at = mn_now;
1127		1238
1128	downheap ((WT *)timers, timercnt, 0);	1239	downheap (timers, timercnt, 0);
1129	}	1240	}
1130	else	1241	else
1131	ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */	1242	ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */
1132		1243
1133	ev_feed_event (EV_A_ (W)w, EV_TIMEOUT);	1244	ev_feed_event (EV_A_ (W)w, EV_TIMEOUT);
…		…
1138	void inline_size	1249	void inline_size
1139	periodics_reify (EV_P)	1250	periodics_reify (EV_P)
1140	{	1251	{
1141	while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now)	1252	while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now)
1142	{	1253	{
1143	ev_periodic *w = periodics [0];	1254	ev_periodic w = (ev_periodic )periodics [0];
1144		1255
1145	assert (("inactive timer on periodic heap detected", ev_is_active (w)));	1256	/assert (("inactive timer on periodic heap detected", ev_is_active (w)));/
1146		1257
1147	/* first reschedule or stop timer */	1258	/* first reschedule or stop timer */
1148	if (w->reschedule_cb)	1259	if (w->reschedule_cb)
1149	{	1260	{
1150	((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001);	1261	((WT)w)->at = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON);
1151	assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now));	1262	assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now));
1152	downheap ((WT *)periodics, periodiccnt, 0);	1263	downheap (periodics, periodiccnt, 0);
1153	}	1264	}
1154	else if (w->interval)	1265	else if (w->interval)
1155	{	1266	{
1156	((WT)w)->at += floor ((ev_rt_now - ((WT)w)->at) / w->interval + 1.) * w->interval;	1267	((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
		1268	if (((WT)w)->at - ev_rt_now <= TIME_EPSILON) ((WT)w)->at += w->interval;
1157	assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now));	1269	assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now));
1158	downheap ((WT *)periodics, periodiccnt, 0);	1270	downheap (periodics, periodiccnt, 0);
1159	}	1271	}
1160	else	1272	else
1161	ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */	1273	ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */
1162		1274
1163	ev_feed_event (EV_A_ (W)w, EV_PERIODIC);	1275	ev_feed_event (EV_A_ (W)w, EV_PERIODIC);
…		…
1170	int i;	1282	int i;
1171		1283
1172	/* adjust periodics after time jump */	1284	/* adjust periodics after time jump */
1173	for (i = 0; i < periodiccnt; ++i)	1285	for (i = 0; i < periodiccnt; ++i)
1174	{	1286	{
1175	ev_periodic *w = periodics [i];	1287	ev_periodic w = (ev_periodic )periodics [i];
1176		1288
1177	if (w->reschedule_cb)	1289	if (w->reschedule_cb)
1178	((WT)w)->at = w->reschedule_cb (w, ev_rt_now);	1290	((WT)w)->at = w->reschedule_cb (w, ev_rt_now);
1179	else if (w->interval)	1291	else if (w->interval)
1180	((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval;	1292	((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
1181	}	1293	}
1182		1294
1183	/* now rebuild the heap */	1295	/* now rebuild the heap */
1184	for (i = periodiccnt >> 1; i--; )	1296	for (i = periodiccnt >> 1; i--; )
1185	downheap ((WT *)periodics, periodiccnt, i);	1297	downheap (periodics, periodiccnt, i);
1186	}	1298	}
1187	#endif	1299	#endif
1188		1300
		1301	#if EV_IDLE_ENABLE
1189	int inline_size	1302	void inline_size
1190	time_update_monotonic (EV_P)	1303	idle_reify (EV_P)
1191	{	1304	{
		1305	if (expect_false (idleall))
		1306	{
		1307	int pri;
		1308
		1309	for (pri = NUMPRI; pri--; )
		1310	{
		1311	if (pendingcnt [pri])
		1312	break;
		1313
		1314	if (idlecnt [pri])
		1315	{
		1316	queue_events (EV_A_ (W *)idles [pri], idlecnt [pri], EV_IDLE);
		1317	break;
		1318	}
		1319	}
		1320	}
		1321	}
		1322	#endif
		1323
		1324	void inline_speed
		1325	time_update (EV_P_ ev_tstamp max_block)
		1326	{
		1327	int i;
		1328
		1329	#if EV_USE_MONOTONIC
		1330	if (expect_true (have_monotonic))
		1331	{
		1332	ev_tstamp odiff = rtmn_diff;
		1333
1192	mn_now = get_clock ();	1334	mn_now = get_clock ();
1193		1335
		1336	/* only fetch the realtime clock every 0.5MIN_TIMEJUMP seconds /
		1337	/* interpolate in the meantime */
1194	if (expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5))	1338	if (expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5))
1195	{	1339	{
1196	ev_rt_now = rtmn_diff + mn_now;	1340	ev_rt_now = rtmn_diff + mn_now;
1197	return 0;	1341	return;
1198	}	1342	}
1199	else	1343
1200	{
1201	now_floor = mn_now;	1344	now_floor = mn_now;
1202	ev_rt_now = ev_time ();	1345	ev_rt_now = ev_time ();
1203	return 1;
1204	}
1205	}
1206		1346
1207	void inline_size	1347	/* loop a few times, before making important decisions.
1208	time_update (EV_P)	1348	* on the choice of "4": one iteration isn't enough,
1209	{	1349	* in case we get preempted during the calls to
1210	int i;	1350	* ev_time and get_clock. a second call is almost guaranteed
1211		1351	* to succeed in that case, though. and looping a few more times
1212	#if EV_USE_MONOTONIC	1352	* doesn't hurt either as we only do this on time-jumps or
1213	if (expect_true (have_monotonic))	1353	* in the unlikely event of having been preempted here.
1214	{	1354	*/
1215	if (time_update_monotonic (EV_A))	1355	for (i = 4; --i; )
1216	{	1356	{
1217	ev_tstamp odiff = rtmn_diff;
1218
1219	/* loop a few times, before making important decisions.
1220	* on the choice of "4": one iteration isn't enough,
1221	* in case we get preempted during the calls to
1222	* ev_time and get_clock. a second call is almost guarenteed
1223	* to succeed in that case, though. and looping a few more times
1224	* doesn't hurt either as we only do this on time-jumps or
1225	* in the unlikely event of getting preempted here.
1226	*/
1227	for (i = 4; --i; )
1228	{
1229	rtmn_diff = ev_rt_now - mn_now;	1357	rtmn_diff = ev_rt_now - mn_now;
1230		1358
1231	if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP)	1359	if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP)
1232	return; /* all is well */	1360	return; /* all is well */
1233		1361
1234	ev_rt_now = ev_time ();	1362	ev_rt_now = ev_time ();
1235	mn_now = get_clock ();	1363	mn_now = get_clock ();
1236	now_floor = mn_now;	1364	now_floor = mn_now;
1237	}	1365	}
1238		1366
1239	# if EV_PERIODIC_ENABLE	1367	# if EV_PERIODIC_ENABLE
1240	periodics_reschedule (EV_A);	1368	periodics_reschedule (EV_A);
1241	# endif	1369	# endif
1242	/* no timer adjustment, as the monotonic clock doesn't jump */	1370	/* no timer adjustment, as the monotonic clock doesn't jump */
1243	/* timers_reschedule (EV_A_ rtmn_diff - odiff) */	1371	/* timers_reschedule (EV_A_ rtmn_diff - odiff) */
1244	}
1245	}	1372	}
1246	else	1373	else
1247	#endif	1374	#endif
1248	{	1375	{
1249	ev_rt_now = ev_time ();	1376	ev_rt_now = ev_time ();
1250		1377
1251	if (expect_false (mn_now > ev_rt_now \|\| mn_now < ev_rt_now - MAX_BLOCKTIME - MIN_TIMEJUMP))	1378	if (expect_false (mn_now > ev_rt_now \|\| ev_rt_now > mn_now + max_block + MIN_TIMEJUMP))
1252	{	1379	{
1253	#if EV_PERIODIC_ENABLE	1380	#if EV_PERIODIC_ENABLE
1254	periodics_reschedule (EV_A);	1381	periodics_reschedule (EV_A);
1255	#endif	1382	#endif
1256
1257	/* adjust timers. this is easy, as the offset is the same for all */	1383	/* adjust timers. this is easy, as the offset is the same for all of them */
1258	for (i = 0; i < timercnt; ++i)	1384	for (i = 0; i < timercnt; ++i)
1259	((WT)timers [i])->at += ev_rt_now - mn_now;	1385	((WT)timers [i])->at += ev_rt_now - mn_now;
1260	}	1386	}
1261		1387
1262	mn_now = ev_rt_now;	1388	mn_now = ev_rt_now;
…		…
1282	{	1408	{
1283	loop_done = flags & (EVLOOP_ONESHOT \| EVLOOP_NONBLOCK)	1409	loop_done = flags & (EVLOOP_ONESHOT \| EVLOOP_NONBLOCK)
1284	? EVUNLOOP_ONE	1410	? EVUNLOOP_ONE
1285	: EVUNLOOP_CANCEL;	1411	: EVUNLOOP_CANCEL;
1286		1412
1287	while (activecnt)	1413	call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */
		1414
		1415	do
1288	{	1416	{
1289	/* we might have forked, so reify kernel state if necessary */	1417	#ifndef _WIN32
		1418	if (expect_false (curpid)) /* penalise the forking check even more */
		1419	if (expect_false (getpid () != curpid))
		1420	{
		1421	curpid = getpid ();
		1422	postfork = 1;
		1423	}
		1424	#endif
		1425
1290	#if EV_FORK_ENABLE	1426	#if EV_FORK_ENABLE
		1427	/* we might have forked, so queue fork handlers */
1291	if (expect_false (postfork))	1428	if (expect_false (postfork))
1292	if (forkcnt)	1429	if (forkcnt)
1293	{	1430	{
1294	queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK);	1431	queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK);
1295	call_pending (EV_A);	1432	call_pending (EV_A);
1296	}	1433	}
1297	#endif	1434	#endif
1298		1435
1299	/* queue check watchers (and execute them) */	1436	/* queue prepare watchers (and execute them) */
1300	if (expect_false (preparecnt))	1437	if (expect_false (preparecnt))
1301	{	1438	{
1302	queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE);	1439	queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE);
1303	call_pending (EV_A);	1440	call_pending (EV_A);
1304	}	1441	}
1305		1442
		1443	if (expect_false (!activecnt))
		1444	break;
		1445
1306	/* we might have forked, so reify kernel state if necessary */	1446	/* we might have forked, so reify kernel state if necessary */
1307	if (expect_false (postfork))	1447	if (expect_false (postfork))
1308	loop_fork (EV_A);	1448	loop_fork (EV_A);
1309		1449
1310	/* update fd-related kernel structures */	1450	/* update fd-related kernel structures */
1311	fd_reify (EV_A);	1451	fd_reify (EV_A);
1312		1452
1313	/* calculate blocking time */	1453	/* calculate blocking time */
1314	{	1454	{
1315	double block;	1455	ev_tstamp block;
1316		1456
1317	if (flags & EVLOOP_NONBLOCK \|\| idlecnt)	1457	if (expect_false (flags & EVLOOP_NONBLOCK \|\| idleall \|\| !activecnt))
1318	block = 0.; /* do not block at all */	1458	block = 0.; /* do not block at all */
1319	else	1459	else
1320	{	1460	{
1321	/* update time to cancel out callback processing overhead */	1461	/* update time to cancel out callback processing overhead */
1322	#if EV_USE_MONOTONIC
1323	if (expect_true (have_monotonic))
1324	time_update_monotonic (EV_A);	1462	time_update (EV_A_ 1e100);
1325	else
1326	#endif
1327	{
1328	ev_rt_now = ev_time ();
1329	mn_now = ev_rt_now;
1330	}
1331		1463
1332	block = MAX_BLOCKTIME;	1464	block = MAX_BLOCKTIME;
1333		1465
1334	if (timercnt)	1466	if (timercnt)
1335	{	1467	{
…		…
1346	#endif	1478	#endif
1347		1479
1348	if (expect_false (block < 0.)) block = 0.;	1480	if (expect_false (block < 0.)) block = 0.;
1349	}	1481	}
1350		1482
		1483	++loop_count;
1351	backend_poll (EV_A_ block);	1484	backend_poll (EV_A_ block);
		1485
		1486	/* update ev_rt_now, do magic */
		1487	time_update (EV_A_ block);
1352	}	1488	}
1353
1354	/* update ev_rt_now, do magic */
1355	time_update (EV_A);
1356		1489
1357	/* queue pending timers and reschedule them */	1490	/* queue pending timers and reschedule them */
1358	timers_reify (EV_A); /* relative timers called last */	1491	timers_reify (EV_A); /* relative timers called last */
1359	#if EV_PERIODIC_ENABLE	1492	#if EV_PERIODIC_ENABLE
1360	periodics_reify (EV_A); /* absolute timers called first */	1493	periodics_reify (EV_A); /* absolute timers called first */
1361	#endif	1494	#endif
1362		1495
		1496	#if EV_IDLE_ENABLE
1363	/* queue idle watchers unless other events are pending */	1497	/* queue idle watchers unless other events are pending */
1364	if (idlecnt && !any_pending (EV_A))	1498	idle_reify (EV_A);
1365	queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE);	1499	#endif
1366		1500
1367	/* queue check watchers, to be executed first */	1501	/* queue check watchers, to be executed first */
1368	if (expect_false (checkcnt))	1502	if (expect_false (checkcnt))
1369	queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK);	1503	queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK);
1370		1504
1371	call_pending (EV_A);	1505	call_pending (EV_A);
1372		1506
1373	if (expect_false (loop_done))
1374	break;
1375	}	1507	}
		1508	while (expect_true (activecnt && !loop_done));
1376		1509
1377	if (loop_done == EVUNLOOP_ONE)	1510	if (loop_done == EVUNLOOP_ONE)
1378	loop_done = EVUNLOOP_CANCEL;	1511	loop_done = EVUNLOOP_CANCEL;
1379	}	1512	}
1380		1513
…		…
1407	head = &(*head)->next;	1540	head = &(*head)->next;
1408	}	1541	}
1409	}	1542	}
1410		1543
1411	void inline_speed	1544	void inline_speed
1412	ev_clear_pending (EV_P_ W w)	1545	clear_pending (EV_P_ W w)
1413	{	1546	{
1414	if (w->pending)	1547	if (w->pending)
1415	{	1548	{
1416	pendings [ABSPRI (w)][w->pending - 1].w = 0;	1549	pendings [ABSPRI (w)][w->pending - 1].w = 0;
1417	w->pending = 0;	1550	w->pending = 0;
1418	}	1551	}
1419	}	1552	}
1420		1553
		1554	int
		1555	ev_clear_pending (EV_P_ void *w)
		1556	{
		1557	W w_ = (W)w;
		1558	int pending = w_->pending;
		1559
		1560	if (expect_true (pending))
		1561	{
		1562	ANPENDING *p = pendings [ABSPRI (w_)] + pending - 1;
		1563	w_->pending = 0;
		1564	p->w = 0;
		1565	return p->events;
		1566	}
		1567	else
		1568	return 0;
		1569	}
		1570
		1571	void inline_size
		1572	pri_adjust (EV_P_ W w)
		1573	{
		1574	int pri = w->priority;
		1575	pri = pri < EV_MINPRI ? EV_MINPRI : pri;
		1576	pri = pri > EV_MAXPRI ? EV_MAXPRI : pri;
		1577	w->priority = pri;
		1578	}
		1579
1421	void inline_speed	1580	void inline_speed
1422	ev_start (EV_P_ W w, int active)	1581	ev_start (EV_P_ W w, int active)
1423	{	1582	{
1424	if (w->priority < EV_MINPRI) w->priority = EV_MINPRI;	1583	pri_adjust (EV_A_ w);
1425	if (w->priority > EV_MAXPRI) w->priority = EV_MAXPRI;
1426
1427	w->active = active;	1584	w->active = active;
1428	ev_ref (EV_A);	1585	ev_ref (EV_A);
1429	}	1586	}
1430		1587
1431	void inline_size	1588	void inline_size
…		…
1435	w->active = 0;	1592	w->active = 0;
1436	}	1593	}
1437		1594
1438	/*****************************************************************************/	1595	/*****************************************************************************/
1439		1596
1440	void	1597	void noinline
1441	ev_io_start (EV_P_ ev_io *w)	1598	ev_io_start (EV_P_ ev_io *w)
1442	{	1599	{
1443	int fd = w->fd;	1600	int fd = w->fd;
1444		1601
1445	if (expect_false (ev_is_active (w)))	1602	if (expect_false (ev_is_active (w)))
…		…
1447		1604
1448	assert (("ev_io_start called with negative fd", fd >= 0));	1605	assert (("ev_io_start called with negative fd", fd >= 0));
1449		1606
1450	ev_start (EV_A_ (W)w, 1);	1607	ev_start (EV_A_ (W)w, 1);
1451	array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init);	1608	array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init);
1452	wlist_add ((WL *)&anfds[fd].head, (WL)w);	1609	wlist_add (&anfds[fd].head, (WL)w);
1453		1610
1454	fd_change (EV_A_ fd);	1611	fd_change (EV_A_ fd, w->events & EV_IOFDSET \| 1);
		1612	w->events &= ~EV_IOFDSET;
1455	}	1613	}
1456		1614
1457	void	1615	void noinline
1458	ev_io_stop (EV_P_ ev_io *w)	1616	ev_io_stop (EV_P_ ev_io *w)
1459	{	1617	{
1460	ev_clear_pending (EV_A_ (W)w);	1618	clear_pending (EV_A_ (W)w);
1461	if (expect_false (!ev_is_active (w)))	1619	if (expect_false (!ev_is_active (w)))
1462	return;	1620	return;
1463		1621
1464	assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax));	1622	assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax));
1465		1623
1466	wlist_del ((WL *)&anfds[w->fd].head, (WL)w);	1624	wlist_del (&anfds[w->fd].head, (WL)w);
1467	ev_stop (EV_A_ (W)w);	1625	ev_stop (EV_A_ (W)w);
1468		1626
1469	fd_change (EV_A_ w->fd);	1627	fd_change (EV_A_ w->fd, 1);
1470	}	1628	}
1471		1629
1472	void	1630	void noinline
1473	ev_timer_start (EV_P_ ev_timer *w)	1631	ev_timer_start (EV_P_ ev_timer *w)
1474	{	1632	{
1475	if (expect_false (ev_is_active (w)))	1633	if (expect_false (ev_is_active (w)))
1476	return;	1634	return;
1477		1635
1478	((WT)w)->at += mn_now;	1636	((WT)w)->at += mn_now;
1479		1637
1480	assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));	1638	assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));
1481		1639
1482	ev_start (EV_A_ (W)w, ++timercnt);	1640	ev_start (EV_A_ (W)w, ++timercnt);
1483	array_needsize (ev_timer *, timers, timermax, timercnt, EMPTY2);	1641	array_needsize (WT, timers, timermax, timercnt, EMPTY2);
1484	timers [timercnt - 1] = w;	1642	timers [timercnt - 1] = (WT)w;
1485	upheap ((WT *)timers, timercnt - 1);	1643	upheap (timers, timercnt - 1);
1486		1644
1487	assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));	1645	/assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));/
1488	}	1646	}
1489		1647
1490	void	1648	void noinline
1491	ev_timer_stop (EV_P_ ev_timer *w)	1649	ev_timer_stop (EV_P_ ev_timer *w)
1492	{	1650	{
1493	ev_clear_pending (EV_A_ (W)w);	1651	clear_pending (EV_A_ (W)w);
1494	if (expect_false (!ev_is_active (w)))	1652	if (expect_false (!ev_is_active (w)))
1495	return;	1653	return;
1496		1654
1497	assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));	1655	assert (("internal timer heap corruption", timers [((W)w)->active - 1] == (WT)w));
1498		1656
		1657	{
		1658	int active = ((W)w)->active;
		1659
1499	if (expect_true (((W)w)->active < timercnt--))	1660	if (expect_true (--active < --timercnt))
1500	{	1661	{
1501	timers [((W)w)->active - 1] = timers [timercnt];	1662	timers [active] = timers [timercnt];
1502	adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1);	1663	adjustheap (timers, timercnt, active);
1503	}	1664	}
		1665	}
1504		1666
1505	((WT)w)->at -= mn_now;	1667	((WT)w)->at -= mn_now;
1506		1668
1507	ev_stop (EV_A_ (W)w);	1669	ev_stop (EV_A_ (W)w);
1508	}	1670	}
1509		1671
1510	void	1672	void noinline
1511	ev_timer_again (EV_P_ ev_timer *w)	1673	ev_timer_again (EV_P_ ev_timer *w)
1512	{	1674	{
1513	if (ev_is_active (w))	1675	if (ev_is_active (w))
1514	{	1676	{
1515	if (w->repeat)	1677	if (w->repeat)
1516	{	1678	{
1517	((WT)w)->at = mn_now + w->repeat;	1679	((WT)w)->at = mn_now + w->repeat;
1518	adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1);	1680	adjustheap (timers, timercnt, ((W)w)->active - 1);
1519	}	1681	}
1520	else	1682	else
1521	ev_timer_stop (EV_A_ w);	1683	ev_timer_stop (EV_A_ w);
1522	}	1684	}
1523	else if (w->repeat)	1685	else if (w->repeat)
…		…
1526	ev_timer_start (EV_A_ w);	1688	ev_timer_start (EV_A_ w);
1527	}	1689	}
1528	}	1690	}
1529		1691
1530	#if EV_PERIODIC_ENABLE	1692	#if EV_PERIODIC_ENABLE
1531	void	1693	void noinline
1532	ev_periodic_start (EV_P_ ev_periodic *w)	1694	ev_periodic_start (EV_P_ ev_periodic *w)
1533	{	1695	{
1534	if (expect_false (ev_is_active (w)))	1696	if (expect_false (ev_is_active (w)))
1535	return;	1697	return;
1536		1698
…		…
1538	((WT)w)->at = w->reschedule_cb (w, ev_rt_now);	1700	((WT)w)->at = w->reschedule_cb (w, ev_rt_now);
1539	else if (w->interval)	1701	else if (w->interval)
1540	{	1702	{
1541	assert (("ev_periodic_start called with negative interval value", w->interval >= 0.));	1703	assert (("ev_periodic_start called with negative interval value", w->interval >= 0.));
1542	/* this formula differs from the one in periodic_reify because we do not always round up */	1704	/* this formula differs from the one in periodic_reify because we do not always round up */
1543	((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval;	1705	((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
1544	}	1706	}
		1707	else
		1708	((WT)w)->at = w->offset;
1545		1709
1546	ev_start (EV_A_ (W)w, ++periodiccnt);	1710	ev_start (EV_A_ (W)w, ++periodiccnt);
1547	array_needsize (ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2);	1711	array_needsize (WT, periodics, periodicmax, periodiccnt, EMPTY2);
1548	periodics [periodiccnt - 1] = w;	1712	periodics [periodiccnt - 1] = (WT)w;
1549	upheap ((WT *)periodics, periodiccnt - 1);	1713	upheap (periodics, periodiccnt - 1);
1550		1714
1551	assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));	1715	/assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));/
1552	}	1716	}
1553		1717
1554	void	1718	void noinline
1555	ev_periodic_stop (EV_P_ ev_periodic *w)	1719	ev_periodic_stop (EV_P_ ev_periodic *w)
1556	{	1720	{
1557	ev_clear_pending (EV_A_ (W)w);	1721	clear_pending (EV_A_ (W)w);
1558	if (expect_false (!ev_is_active (w)))	1722	if (expect_false (!ev_is_active (w)))
1559	return;	1723	return;
1560		1724
1561	assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));	1725	assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == (WT)w));
1562		1726
		1727	{
		1728	int active = ((W)w)->active;
		1729
1563	if (expect_true (((W)w)->active < periodiccnt--))	1730	if (expect_true (--active < --periodiccnt))
1564	{	1731	{
1565	periodics [((W)w)->active - 1] = periodics [periodiccnt];	1732	periodics [active] = periodics [periodiccnt];
1566	adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1);	1733	adjustheap (periodics, periodiccnt, active);
1567	}	1734	}
		1735	}
1568		1736
1569	ev_stop (EV_A_ (W)w);	1737	ev_stop (EV_A_ (W)w);
1570	}	1738	}
1571		1739
1572	void	1740	void noinline
1573	ev_periodic_again (EV_P_ ev_periodic *w)	1741	ev_periodic_again (EV_P_ ev_periodic *w)
1574	{	1742	{
1575	/* TODO: use adjustheap and recalculation */	1743	/* TODO: use adjustheap and recalculation */
1576	ev_periodic_stop (EV_A_ w);	1744	ev_periodic_stop (EV_A_ w);
1577	ev_periodic_start (EV_A_ w);	1745	ev_periodic_start (EV_A_ w);
…		…
1580		1748
1581	#ifndef SA_RESTART	1749	#ifndef SA_RESTART
1582	# define SA_RESTART 0	1750	# define SA_RESTART 0
1583	#endif	1751	#endif
1584		1752
1585	void	1753	void noinline
1586	ev_signal_start (EV_P_ ev_signal *w)	1754	ev_signal_start (EV_P_ ev_signal *w)
1587	{	1755	{
1588	#if EV_MULTIPLICITY	1756	#if EV_MULTIPLICITY
1589	assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr));	1757	assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr));
1590	#endif	1758	#endif
1591	if (expect_false (ev_is_active (w)))	1759	if (expect_false (ev_is_active (w)))
1592	return;	1760	return;
1593		1761
1594	assert (("ev_signal_start called with illegal signal number", w->signum > 0));	1762	assert (("ev_signal_start called with illegal signal number", w->signum > 0));
1595		1763
		1764	{
		1765	#ifndef _WIN32
		1766	sigset_t full, prev;
		1767	sigfillset (&full);
		1768	sigprocmask (SIG_SETMASK, &full, &prev);
		1769	#endif
		1770
		1771	array_needsize (ANSIG, signals, signalmax, w->signum, signals_init);
		1772
		1773	#ifndef _WIN32
		1774	sigprocmask (SIG_SETMASK, &prev, 0);
		1775	#endif
		1776	}
		1777
1596	ev_start (EV_A_ (W)w, 1);	1778	ev_start (EV_A_ (W)w, 1);
1597	array_needsize (ANSIG, signals, signalmax, w->signum, signals_init);
1598	wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w);	1779	wlist_add (&signals [w->signum - 1].head, (WL)w);
1599		1780
1600	if (!((WL)w)->next)	1781	if (!((WL)w)->next)
1601	{	1782	{
1602	#if _WIN32	1783	#if _WIN32
1603	signal (w->signum, sighandler);	1784	signal (w->signum, sighandler);
…		…
1609	sigaction (w->signum, &sa, 0);	1790	sigaction (w->signum, &sa, 0);
1610	#endif	1791	#endif
1611	}	1792	}
1612	}	1793	}
1613		1794
1614	void	1795	void noinline
1615	ev_signal_stop (EV_P_ ev_signal *w)	1796	ev_signal_stop (EV_P_ ev_signal *w)
1616	{	1797	{
1617	ev_clear_pending (EV_A_ (W)w);	1798	clear_pending (EV_A_ (W)w);
1618	if (expect_false (!ev_is_active (w)))	1799	if (expect_false (!ev_is_active (w)))
1619	return;	1800	return;
1620		1801
1621	wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w);	1802	wlist_del (&signals [w->signum - 1].head, (WL)w);
1622	ev_stop (EV_A_ (W)w);	1803	ev_stop (EV_A_ (W)w);
1623		1804
1624	if (!signals [w->signum - 1].head)	1805	if (!signals [w->signum - 1].head)
1625	signal (w->signum, SIG_DFL);	1806	signal (w->signum, SIG_DFL);
1626	}	1807	}
…		…
1633	#endif	1814	#endif
1634	if (expect_false (ev_is_active (w)))	1815	if (expect_false (ev_is_active (w)))
1635	return;	1816	return;
1636		1817
1637	ev_start (EV_A_ (W)w, 1);	1818	ev_start (EV_A_ (W)w, 1);
1638	wlist_add ((WL *)&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);	1819	wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);
1639	}	1820	}
1640		1821
1641	void	1822	void
1642	ev_child_stop (EV_P_ ev_child *w)	1823	ev_child_stop (EV_P_ ev_child *w)
1643	{	1824	{
1644	ev_clear_pending (EV_A_ (W)w);	1825	clear_pending (EV_A_ (W)w);
1645	if (expect_false (!ev_is_active (w)))	1826	if (expect_false (!ev_is_active (w)))
1646	return;	1827	return;
1647		1828
1648	wlist_del ((WL *)&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);	1829	wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);
1649	ev_stop (EV_A_ (W)w);	1830	ev_stop (EV_A_ (W)w);
1650	}	1831	}
1651		1832
1652	#if EV_STAT_ENABLE	1833	#if EV_STAT_ENABLE
1653		1834
…		…
1657	# endif	1838	# endif
1658		1839
1659	#define DEF_STAT_INTERVAL 5.0074891	1840	#define DEF_STAT_INTERVAL 5.0074891
1660	#define MIN_STAT_INTERVAL 0.1074891	1841	#define MIN_STAT_INTERVAL 0.1074891
1661		1842
		1843	static void noinline stat_timer_cb (EV_P_ ev_timer *w_, int revents);
		1844
		1845	#if EV_USE_INOTIFY
		1846	# define EV_INOTIFY_BUFSIZE 8192
		1847
		1848	static void noinline
		1849	infy_add (EV_P_ ev_stat *w)
		1850	{
		1851	w->wd = inotify_add_watch (fs_fd, w->path, IN_ATTRIB \| IN_DELETE_SELF \| IN_MOVE_SELF \| IN_MODIFY \| IN_DONT_FOLLOW \| IN_MASK_ADD);
		1852
		1853	if (w->wd < 0)
		1854	{
		1855	ev_timer_start (EV_A_ &w->timer); /* this is not race-free, so we still need to recheck periodically */
		1856
		1857	/* monitor some parent directory for speedup hints */
		1858	if ((errno == ENOENT \|\| errno == EACCES) && strlen (w->path) < 4096)
		1859	{
		1860	char path [4096];
		1861	strcpy (path, w->path);
		1862
		1863	do
		1864	{
		1865	int mask = IN_MASK_ADD \| IN_DELETE_SELF \| IN_MOVE_SELF
		1866	\| (errno == EACCES ? IN_ATTRIB : IN_CREATE \| IN_MOVED_TO);
		1867
		1868	char *pend = strrchr (path, '/');
		1869
		1870	if (!pend)
		1871	break; /* whoops, no '/', complain to your admin */
		1872
		1873	*pend = 0;
		1874	w->wd = inotify_add_watch (fs_fd, path, mask);
		1875	}
		1876	while (w->wd < 0 && (errno == ENOENT \|\| errno == EACCES));
		1877	}
		1878	}
		1879	else
		1880	ev_timer_stop (EV_A_ &w->timer); /* we can watch this in a race-free way */
		1881
		1882	if (w->wd >= 0)
		1883	wlist_add (&fs_hash [w->wd & (EV_INOTIFY_HASHSIZE - 1)].head, (WL)w);
		1884	}
		1885
		1886	static void noinline
		1887	infy_del (EV_P_ ev_stat *w)
		1888	{
		1889	int slot;
		1890	int wd = w->wd;
		1891
		1892	if (wd < 0)
		1893	return;
		1894
		1895	w->wd = -2;
		1896	slot = wd & (EV_INOTIFY_HASHSIZE - 1);
		1897	wlist_del (&fs_hash [slot].head, (WL)w);
		1898
		1899	/* remove this watcher, if others are watching it, they will rearm */
		1900	inotify_rm_watch (fs_fd, wd);
		1901	}
		1902
		1903	static void noinline
		1904	infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev)
		1905	{
		1906	if (slot < 0)
		1907	/* overflow, need to check for all hahs slots */
		1908	for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot)
		1909	infy_wd (EV_A_ slot, wd, ev);
		1910	else
		1911	{
		1912	WL w_;
		1913
		1914	for (w_ = fs_hash [slot & (EV_INOTIFY_HASHSIZE - 1)].head; w_; )
		1915	{
		1916	ev_stat w = (ev_stat )w_;
		1917	w_ = w_->next; /* lets us remove this watcher and all before it */
		1918
		1919	if (w->wd == wd \|\| wd == -1)
		1920	{
		1921	if (ev->mask & (IN_IGNORED \| IN_UNMOUNT \| IN_DELETE_SELF))
		1922	{
		1923	w->wd = -1;
		1924	infy_add (EV_A_ w); /* re-add, no matter what */
		1925	}
		1926
		1927	stat_timer_cb (EV_A_ &w->timer, 0);
		1928	}
		1929	}
		1930	}
		1931	}
		1932
		1933	static void
		1934	infy_cb (EV_P_ ev_io *w, int revents)
		1935	{
		1936	char buf [EV_INOTIFY_BUFSIZE];
		1937	struct inotify_event ev = (struct inotify_event )buf;
		1938	int ofs;
		1939	int len = read (fs_fd, buf, sizeof (buf));
		1940
		1941	for (ofs = 0; ofs < len; ofs += sizeof (struct inotify_event) + ev->len)
		1942	infy_wd (EV_A_ ev->wd, ev->wd, ev);
		1943	}
		1944
		1945	void inline_size
		1946	infy_init (EV_P)
		1947	{
		1948	if (fs_fd != -2)
		1949	return;
		1950
		1951	fs_fd = inotify_init ();
		1952
		1953	if (fs_fd >= 0)
		1954	{
		1955	ev_io_init (&fs_w, infy_cb, fs_fd, EV_READ);
		1956	ev_set_priority (&fs_w, EV_MAXPRI);
		1957	ev_io_start (EV_A_ &fs_w);
		1958	}
		1959	}
		1960
		1961	void inline_size
		1962	infy_fork (EV_P)
		1963	{
		1964	int slot;
		1965
		1966	if (fs_fd < 0)
		1967	return;
		1968
		1969	close (fs_fd);
		1970	fs_fd = inotify_init ();
		1971
		1972	for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot)
		1973	{
		1974	WL w_ = fs_hash [slot].head;
		1975	fs_hash [slot].head = 0;
		1976
		1977	while (w_)
		1978	{
		1979	ev_stat w = (ev_stat )w_;
		1980	w_ = w_->next; /* lets us add this watcher */
		1981
		1982	w->wd = -1;
		1983
		1984	if (fs_fd >= 0)
		1985	infy_add (EV_A_ w); /* re-add, no matter what */
		1986	else
		1987	ev_timer_start (EV_A_ &w->timer);
		1988	}
		1989
		1990	}
		1991	}
		1992
		1993	#endif
		1994
1662	void	1995	void
1663	ev_stat_stat (EV_P_ ev_stat *w)	1996	ev_stat_stat (EV_P_ ev_stat *w)
1664	{	1997	{
1665	if (lstat (w->path, &w->attr) < 0)	1998	if (lstat (w->path, &w->attr) < 0)
1666	w->attr.st_nlink = 0;	1999	w->attr.st_nlink = 0;
1667	else if (!w->attr.st_nlink)	2000	else if (!w->attr.st_nlink)
1668	w->attr.st_nlink = 1;	2001	w->attr.st_nlink = 1;
1669	}	2002	}
1670		2003
1671	static void	2004	static void noinline
1672	stat_timer_cb (EV_P_ ev_timer *w_, int revents)	2005	stat_timer_cb (EV_P_ ev_timer *w_, int revents)
1673	{	2006	{
1674	ev_stat w = (ev_stat )(((char *)w_) - offsetof (ev_stat, timer));	2007	ev_stat w = (ev_stat )(((char *)w_) - offsetof (ev_stat, timer));
1675		2008
1676	/* we copy this here each the time so that */	2009	/* we copy this here each the time so that */
1677	/* prev has the old value when the callback gets invoked */	2010	/* prev has the old value when the callback gets invoked */
1678	w->prev = w->attr;	2011	w->prev = w->attr;
1679	ev_stat_stat (EV_A_ w);	2012	ev_stat_stat (EV_A_ w);
1680		2013
1681	if (memcmp (&w->prev, &w->attr, sizeof (ev_statdata)))	2014	/* memcmp doesn't work on netbsd, they.... do stuff to their struct stat */
		2015	if (
		2016	w->prev.st_dev != w->attr.st_dev
		2017	\|\| w->prev.st_ino != w->attr.st_ino
		2018	\|\| w->prev.st_mode != w->attr.st_mode
		2019	\|\| w->prev.st_nlink != w->attr.st_nlink
		2020	\|\| w->prev.st_uid != w->attr.st_uid
		2021	\|\| w->prev.st_gid != w->attr.st_gid
		2022	\|\| w->prev.st_rdev != w->attr.st_rdev
		2023	\|\| w->prev.st_size != w->attr.st_size
		2024	\|\| w->prev.st_atime != w->attr.st_atime
		2025	\|\| w->prev.st_mtime != w->attr.st_mtime
		2026	\|\| w->prev.st_ctime != w->attr.st_ctime
		2027	) {
		2028	#if EV_USE_INOTIFY
		2029	infy_del (EV_A_ w);
		2030	infy_add (EV_A_ w);
		2031	ev_stat_stat (EV_A_ w); /* avoid race... */
		2032	#endif
		2033
1682	ev_feed_event (EV_A_ w, EV_STAT);	2034	ev_feed_event (EV_A_ w, EV_STAT);
		2035	}
1683	}	2036	}
1684		2037
1685	void	2038	void
1686	ev_stat_start (EV_P_ ev_stat *w)	2039	ev_stat_start (EV_P_ ev_stat *w)
1687	{	2040	{
…		…
1697	if (w->interval < MIN_STAT_INTERVAL)	2050	if (w->interval < MIN_STAT_INTERVAL)
1698	w->interval = w->interval ? MIN_STAT_INTERVAL : DEF_STAT_INTERVAL;	2051	w->interval = w->interval ? MIN_STAT_INTERVAL : DEF_STAT_INTERVAL;
1699		2052
1700	ev_timer_init (&w->timer, stat_timer_cb, w->interval, w->interval);	2053	ev_timer_init (&w->timer, stat_timer_cb, w->interval, w->interval);
1701	ev_set_priority (&w->timer, ev_priority (w));	2054	ev_set_priority (&w->timer, ev_priority (w));
		2055
		2056	#if EV_USE_INOTIFY
		2057	infy_init (EV_A);
		2058
		2059	if (fs_fd >= 0)
		2060	infy_add (EV_A_ w);
		2061	else
		2062	#endif
1702	ev_timer_start (EV_A_ &w->timer);	2063	ev_timer_start (EV_A_ &w->timer);
1703		2064
1704	ev_start (EV_A_ (W)w, 1);	2065	ev_start (EV_A_ (W)w, 1);
1705	}	2066	}
1706		2067
1707	void	2068	void
1708	ev_stat_stop (EV_P_ ev_stat *w)	2069	ev_stat_stop (EV_P_ ev_stat *w)
1709	{	2070	{
1710	ev_clear_pending (EV_A_ (W)w);	2071	clear_pending (EV_A_ (W)w);
1711	if (expect_false (!ev_is_active (w)))	2072	if (expect_false (!ev_is_active (w)))
1712	return;	2073	return;
1713		2074
		2075	#if EV_USE_INOTIFY
		2076	infy_del (EV_A_ w);
		2077	#endif
1714	ev_timer_stop (EV_A_ &w->timer);	2078	ev_timer_stop (EV_A_ &w->timer);
1715		2079
1716	ev_stop (EV_A_ (W)w);	2080	ev_stop (EV_A_ (W)w);
1717	}	2081	}
1718	#endif	2082	#endif
1719		2083
		2084	#if EV_IDLE_ENABLE
1720	void	2085	void
1721	ev_idle_start (EV_P_ ev_idle *w)	2086	ev_idle_start (EV_P_ ev_idle *w)
1722	{	2087	{
1723	if (expect_false (ev_is_active (w)))	2088	if (expect_false (ev_is_active (w)))
1724	return;	2089	return;
1725		2090
		2091	pri_adjust (EV_A_ (W)w);
		2092
		2093	{
		2094	int active = ++idlecnt [ABSPRI (w)];
		2095
		2096	++idleall;
1726	ev_start (EV_A_ (W)w, ++idlecnt);	2097	ev_start (EV_A_ (W)w, active);
		2098
1727	array_needsize (ev_idle *, idles, idlemax, idlecnt, EMPTY2);	2099	array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2);
1728	idles [idlecnt - 1] = w;	2100	idles [ABSPRI (w)][active - 1] = w;
		2101	}
1729	}	2102	}
1730		2103
1731	void	2104	void
1732	ev_idle_stop (EV_P_ ev_idle *w)	2105	ev_idle_stop (EV_P_ ev_idle *w)
1733	{	2106	{
1734	ev_clear_pending (EV_A_ (W)w);	2107	clear_pending (EV_A_ (W)w);
1735	if (expect_false (!ev_is_active (w)))	2108	if (expect_false (!ev_is_active (w)))
1736	return;	2109	return;
1737		2110
1738	{	2111	{
1739	int active = ((W)w)->active;	2112	int active = ((W)w)->active;
1740	idles [active - 1] = idles [--idlecnt];	2113
		2114	idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]];
1741	((W)idles [active - 1])->active = active;	2115	((W)idles [ABSPRI (w)][active - 1])->active = active;
		2116
		2117	ev_stop (EV_A_ (W)w);
		2118	--idleall;
1742	}	2119	}
1743
1744	ev_stop (EV_A_ (W)w);
1745	}	2120	}
		2121	#endif
1746		2122
1747	void	2123	void
1748	ev_prepare_start (EV_P_ ev_prepare *w)	2124	ev_prepare_start (EV_P_ ev_prepare *w)
1749	{	2125	{
1750	if (expect_false (ev_is_active (w)))	2126	if (expect_false (ev_is_active (w)))
…		…
1756	}	2132	}
1757		2133
1758	void	2134	void
1759	ev_prepare_stop (EV_P_ ev_prepare *w)	2135	ev_prepare_stop (EV_P_ ev_prepare *w)
1760	{	2136	{
1761	ev_clear_pending (EV_A_ (W)w);	2137	clear_pending (EV_A_ (W)w);
1762	if (expect_false (!ev_is_active (w)))	2138	if (expect_false (!ev_is_active (w)))
1763	return;	2139	return;
1764		2140
1765	{	2141	{
1766	int active = ((W)w)->active;	2142	int active = ((W)w)->active;
…		…
1783	}	2159	}
1784		2160
1785	void	2161	void
1786	ev_check_stop (EV_P_ ev_check *w)	2162	ev_check_stop (EV_P_ ev_check *w)
1787	{	2163	{
1788	ev_clear_pending (EV_A_ (W)w);	2164	clear_pending (EV_A_ (W)w);
1789	if (expect_false (!ev_is_active (w)))	2165	if (expect_false (!ev_is_active (w)))
1790	return;	2166	return;
1791		2167
1792	{	2168	{
1793	int active = ((W)w)->active;	2169	int active = ((W)w)->active;
…		…
1835	}	2211	}
1836		2212
1837	void	2213	void
1838	ev_embed_stop (EV_P_ ev_embed *w)	2214	ev_embed_stop (EV_P_ ev_embed *w)
1839	{	2215	{
1840	ev_clear_pending (EV_A_ (W)w);	2216	clear_pending (EV_A_ (W)w);
1841	if (expect_false (!ev_is_active (w)))	2217	if (expect_false (!ev_is_active (w)))
1842	return;	2218	return;
1843		2219
1844	ev_io_stop (EV_A_ &w->io);	2220	ev_io_stop (EV_A_ &w->io);
1845		2221
…		…
1860	}	2236	}
1861		2237
1862	void	2238	void
1863	ev_fork_stop (EV_P_ ev_fork *w)	2239	ev_fork_stop (EV_P_ ev_fork *w)
1864	{	2240	{
1865	ev_clear_pending (EV_A_ (W)w);	2241	clear_pending (EV_A_ (W)w);
1866	if (expect_false (!ev_is_active (w)))	2242	if (expect_false (!ev_is_active (w)))
1867	return;	2243	return;
1868		2244
1869	{	2245	{
1870	int active = ((W)w)->active;	2246	int active = ((W)w)->active;

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Comparing libev/ev.c (file contents): Revision 1.149 by root, Tue Nov 27 19:23:31 2007 UTC vs. Revision 1.184 by root, Wed Dec 12 05:30:52 2007 UTC

Diff Legend

Comparing libev/ev.c (file contents):
Revision 1.149 by root, Tue Nov 27 19:23:31 2007 UTC vs.
Revision 1.184 by root, Wed Dec 12 05:30:52 2007 UTC