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

Comparing libev/ev.c (file contents):
Revision 1.242 by root, Fri May 9 14:07:19 2008 UTC vs.
Revision 1.250 by root, Thu May 22 02:44:57 2008 UTC

…		…
126	# define EV_USE_EVENTFD 1	126	# define EV_USE_EVENTFD 1
127	# else	127	# else
128	# define EV_USE_EVENTFD 0	128	# define EV_USE_EVENTFD 0
129	# endif	129	# endif
130	# endif	130	# endif
131		131
132	#endif	132	#endif
133		133
134	#include <math.h>	134	#include <math.h>
135	#include <stdlib.h>	135	#include <stdlib.h>
136	#include <fcntl.h>	136	#include <fcntl.h>
…		…
235	# else	235	# else
236	# define EV_USE_EVENTFD 0	236	# define EV_USE_EVENTFD 0
237	# endif	237	# endif
238	#endif	238	#endif
239		239
		240	#if 0 /* debugging */
		241	# define EV_VERIFY 3
		242	# define EV_USE_4HEAP 1
		243	# define EV_HEAP_CACHE_AT 1
		244	#endif
		245
		246	#ifndef EV_VERIFY
		247	# define EV_VERIFY !EV_MINIMAL
		248	#endif
		249
		250	#ifndef EV_USE_4HEAP
		251	# define EV_USE_4HEAP !EV_MINIMAL
		252	#endif
		253
		254	#ifndef EV_HEAP_CACHE_AT
		255	# define EV_HEAP_CACHE_AT !EV_MINIMAL
		256	#endif
		257
240	/* this block fixes any misconfiguration where we know we run into trouble otherwise */	258	/* this block fixes any misconfiguration where we know we run into trouble otherwise */
241		259
242	#ifndef CLOCK_MONOTONIC	260	#ifndef CLOCK_MONOTONIC
243	# undef EV_USE_MONOTONIC	261	# undef EV_USE_MONOTONIC
244	# define EV_USE_MONOTONIC 0	262	# define EV_USE_MONOTONIC 0
…		…
279	}	297	}
280	# endif	298	# endif
281	#endif	299	#endif
282		300
283	/**/	301	/**/
		302
		303	#if EV_VERIFY >= 3
		304	# define EV_FREQUENT_CHECK ev_loop_verify (EV_A)
		305	#else
		306	# define EV_FREQUENT_CHECK do { } while (0)
		307	#endif
284		308
285	/*	309	/*
286	* This is used to avoid floating point rounding problems.	310	* This is used to avoid floating point rounding problems.
287	* It is added to ev_rt_now when scheduling periodics	311	* It is added to ev_rt_now when scheduling periodics
288	* to ensure progress, time-wise, even when rounding	312	* to ensure progress, time-wise, even when rounding
…		…
430	WL head;	454	WL head;
431	} ANFS;	455	} ANFS;
432	#endif	456	#endif
433		457
434	/* Heap Entry */	458	/* Heap Entry */
435	#define EV_HEAP_CACHE_AT 0
436	#if EV_HEAP_CACHE_AT	459	#if EV_HEAP_CACHE_AT
437	typedef struct {	460	typedef struct {
		461	ev_tstamp at;
438	WT w;	462	WT w;
439	ev_tstamp at;
440	} ANHE;	463	} ANHE;
441		464
442	#define ANHE_w(he) (he).w /* access watcher, read-write */	465	#define ANHE_w(he) (he).w /* access watcher, read-write */
443	#define ANHE_at(he) (he).at /* access cached at, read-only */	466	#define ANHE_at(he) (he).at /* access cached at, read-only */
444	#define ANHE_at_set(he) (he).at = (he).w->at /* update at from watcher */	467	#define ANHE_at_cache(he) (he).at = (he).w->at /* update at from watcher */
445	#else	468	#else
446	typedef WT ANHE;	469	typedef WT ANHE;
447		470
448	#define ANHE_w(he) (he)	471	#define ANHE_w(he) (he)
449	#define ANHE_at(he) (he)->at	472	#define ANHE_at(he) (he)->at
450	#define ANHE_at_set(he)	473	#define ANHE_at_cache(he)
451	#endif	474	#endif
452		475
453	#if EV_MULTIPLICITY	476	#if EV_MULTIPLICITY
454		477
455	struct ev_loop	478	struct ev_loop
…		…
791	* at the moment we allow libev the luxury of two heaps,	814	* at the moment we allow libev the luxury of two heaps,
792	* a small-code-size 2-heap one and a ~1.5kb larger 4-heap	815	* a small-code-size 2-heap one and a ~1.5kb larger 4-heap
793	* which is more cache-efficient.	816	* which is more cache-efficient.
794	* the difference is about 5% with 50000+ watchers.	817	* the difference is about 5% with 50000+ watchers.
795	*/	818	*/
796	#define EV_USE_4HEAP !EV_MINIMAL
797	#if EV_USE_4HEAP	819	#if EV_USE_4HEAP
798		820
799	#define DHEAP 4	821	#define DHEAP 4
800	#define HEAP0 (DHEAP - 1) /* index of first element in heap */	822	#define HEAP0 (DHEAP - 1) /* index of first element in heap */
801		823	#define HPARENT(k) ((((k) - HEAP0 - 1) / DHEAP) + HEAP0)
802	/* towards the root */	824	#define UPHEAP_DONE(p,k) ((p) == (k))
803	void inline_speed
804	upheap (ANHE *heap, int k)
805	{
806	ANHE he = heap [k];
807
808	for (;;)
809	{
810	int p = ((k - HEAP0 - 1) / DHEAP) + HEAP0;
811
812	if (p == k \|\| ANHE_at (heap [p]) <= ANHE_at (he))
813	break;
814
815	heap [k] = heap [p];
816	ev_active (ANHE_w (heap [k])) = k;
817	k = p;
818	}
819
820	ev_active (ANHE_w (he)) = k;
821	heap [k] = he;
822	}
823		825
824	/* away from the root */	826	/* away from the root */
825	void inline_speed	827	void inline_speed
826	downheap (ANHE *heap, int N, int k)	828	downheap (ANHE *heap, int N, int k)
827	{	829	{
…		…
830		832
831	for (;;)	833	for (;;)
832	{	834	{
833	ev_tstamp minat;	835	ev_tstamp minat;
834	ANHE *minpos;	836	ANHE *minpos;
835	ANHE pos = heap + DHEAP (k - HEAP0) + HEAP0;	837	ANHE pos = heap + DHEAP (k - HEAP0) + HEAP0 + 1;
836		838
837	// find minimum child	839	/* find minimum child */
838	if (expect_true (pos + DHEAP - 1 < E))	840	if (expect_true (pos + DHEAP - 1 < E))
839	{	841	{
840	/* fast path / (minpos = pos + 0), (minat = ANHE_at (minpos));	842	/* fast path / (minpos = pos + 0), (minat = ANHE_at (minpos));
841	if (ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos));	843	if ( ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos));
842	if (ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos));	844	if ( ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos));
843	if (ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos));	845	if ( ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos));
844	}	846	}
845	else if (pos < E)	847	else if (pos < E)
846	{	848	{
847	/* slow path / (minpos = pos + 0), (minat = ANHE_at (minpos));	849	/* slow path / (minpos = pos + 0), (minat = ANHE_at (minpos));
848	if (pos + 1 < E && ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos));	850	if (pos + 1 < E && ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos));
…		…
853	break;	855	break;
854		856
855	if (ANHE_at (he) <= minat)	857	if (ANHE_at (he) <= minat)
856	break;	858	break;
857		859
		860	heap [k] = *minpos;
858	ev_active (ANHE_w (*minpos)) = k;	861	ev_active (ANHE_w (*minpos)) = k;
859	heap [k] = *minpos;
860		862
861	k = minpos - heap;	863	k = minpos - heap;
862	}	864	}
863		865
		866	heap [k] = he;
864	ev_active (ANHE_w (he)) = k;	867	ev_active (ANHE_w (he)) = k;
865	heap [k] = he;
866	}	868	}
867		869
868	#else // 4HEAP	870	#else /* 4HEAP */
869		871
870	#define HEAP0 1	872	#define HEAP0 1
871		873	#define HPARENT(k) ((k) >> 1)
872	/* towards the root */	874	#define UPHEAP_DONE(p,k) (!(p))
873	void inline_speed
874	upheap (ANHE *heap, int k)
875	{
876	ANHE he = heap [k];
877
878	for (;;)
879	{
880	int p = k >> 1;
881
882	/* maybe we could use a dummy element at heap [0]? */
883	if (!p \|\| ANHE_at (heap [p]) <= ANHE_at (he))
884	break;
885
886	heap [k] = heap [p];
887	ev_active (ANHE_w (heap [k])) = k;
888	k = p;
889	}
890
891	heap [k] = w;
892	ev_active (ANHE_w (heap [k])) = k;
893	}
894		875
895	/* away from the root */	876	/* away from the root */
896	void inline_speed	877	void inline_speed
897	downheap (ANHE *heap, int N, int k)	878	downheap (ANHE *heap, int N, int k)
898	{	879	{
…		…
900		881
901	for (;;)	882	for (;;)
902	{	883	{
903	int c = k << 1;	884	int c = k << 1;
904		885
905	if (c > N)	886	if (c > N + HEAP0 - 1)
906	break;	887	break;
907		888
908	c += c + 1 < N && ANHE_at (heap [c]) > ANHE_at (heap [c + 1])	889	c += c + 1 < N + HEAP0 && ANHE_at (heap [c]) > ANHE_at (heap [c + 1])
909	? 1 : 0;	890	? 1 : 0;
910		891
911	if (w->at <= ANHE_at (heap [c]))	892	if (ANHE_at (he) <= ANHE_at (heap [c]))
912	break;	893	break;
913		894
914	heap [k] = heap [c];	895	heap [k] = heap [c];
915	ev_active (ANHE_w (heap [k])) = k;	896	ev_active (ANHE_w (heap [k])) = k;
916		897
…		…
920	heap [k] = he;	901	heap [k] = he;
921	ev_active (ANHE_w (he)) = k;	902	ev_active (ANHE_w (he)) = k;
922	}	903	}
923	#endif	904	#endif
924		905
		906	/* towards the root */
		907	void inline_speed
		908	upheap (ANHE *heap, int k)
		909	{
		910	ANHE he = heap [k];
		911
		912	for (;;)
		913	{
		914	int p = HPARENT (k);
		915
		916	if (UPHEAP_DONE (p, k) \|\| ANHE_at (heap [p]) <= ANHE_at (he))
		917	break;
		918
		919	heap [k] = heap [p];
		920	ev_active (ANHE_w (heap [k])) = k;
		921	k = p;
		922	}
		923
		924	heap [k] = he;
		925	ev_active (ANHE_w (he)) = k;
		926	}
		927
925	void inline_size	928	void inline_size
926	adjustheap (ANHE *heap, int N, int k)	929	adjustheap (ANHE *heap, int N, int k)
927	{	930	{
		931	if (k > HEAP0 && ANHE_at (heap [HPARENT (k)]) >= ANHE_at (heap [k]))
928	upheap (heap, k);	932	upheap (heap, k);
		933	else
929	downheap (heap, N, k);	934	downheap (heap, N, k);
930	}	935	}
		936
		937	/* rebuild the heap: this function is used only once and executed rarely */
		938	void inline_size
		939	reheap (ANHE *heap, int N)
		940	{
		941	int i;
		942	/* we don't use floyds algorithm, upheap is simpler and is more cache-efficient */
		943	/* also, this is easy to implement and correct for both 2-heaps and 4-heaps */
		944	for (i = 0; i < N; ++i)
		945	upheap (heap, i + HEAP0);
		946	}
		947
		948	#if EV_VERIFY
		949	static void
		950	checkheap (ANHE *heap, int N)
		951	{
		952	int i;
		953
		954	for (i = HEAP0; i < N + HEAP0; ++i)
		955	{
		956	assert (("active index mismatch in heap", ev_active (ANHE_w (heap [i])) == i));
		957	assert (("heap condition violated", i == HEAP0 \|\| ANHE_at (heap [HPARENT (i)]) <= ANHE_at (heap [i])));
		958	assert (("heap at cache mismatch", ANHE_at (heap [i]) == ev_at (ANHE_w (heap [i]))));
		959	}
		960	}
		961	#endif
931		962
932	/*****************************************************************************/	963	/*****************************************************************************/
933		964
934	typedef struct	965	typedef struct
935	{	966	{
…		…
1452		1483
1453	postfork = 0;	1484	postfork = 0;
1454	}	1485	}
1455		1486
1456	#if EV_MULTIPLICITY	1487	#if EV_MULTIPLICITY
		1488
1457	struct ev_loop *	1489	struct ev_loop *
1458	ev_loop_new (unsigned int flags)	1490	ev_loop_new (unsigned int flags)
1459	{	1491	{
1460	struct ev_loop loop = (struct ev_loop )ev_malloc (sizeof (struct ev_loop));	1492	struct ev_loop loop = (struct ev_loop )ev_malloc (sizeof (struct ev_loop));
1461		1493
…		…
1479	void	1511	void
1480	ev_loop_fork (EV_P)	1512	ev_loop_fork (EV_P)
1481	{	1513	{
1482	postfork = 1; /* must be in line with ev_default_fork */	1514	postfork = 1; /* must be in line with ev_default_fork */
1483	}	1515	}
		1516
		1517	#if EV_VERIFY
		1518	static void
		1519	array_check (W **ws, int cnt)
		1520	{
		1521	while (cnt--)
		1522	assert (("active index mismatch", ev_active (ws [cnt]) == cnt + 1));
		1523	}
1484	#endif	1524	#endif
		1525
		1526	void
		1527	ev_loop_verify (EV_P)
		1528	{
		1529	#if EV_VERIFY
		1530	int i;
		1531
		1532	checkheap (timers, timercnt);
		1533	#if EV_PERIODIC_ENABLE
		1534	checkheap (periodics, periodiccnt);
		1535	#endif
		1536
		1537	#if EV_IDLE_ENABLE
		1538	for (i = NUMPRI; i--; )
		1539	array_check ((W **)idles [i], idlecnt [i]);
		1540	#endif
		1541	#if EV_FORK_ENABLE
		1542	array_check ((W **)forks, forkcnt);
		1543	#endif
		1544	#if EV_ASYNC_ENABLE
		1545	array_check ((W **)asyncs, asynccnt);
		1546	#endif
		1547	array_check ((W **)prepares, preparecnt);
		1548	array_check ((W **)checks, checkcnt);
		1549	#endif
		1550	}
		1551
		1552	#endif /* multiplicity */
1485		1553
1486	#if EV_MULTIPLICITY	1554	#if EV_MULTIPLICITY
1487	struct ev_loop *	1555	struct ev_loop *
1488	ev_default_loop_init (unsigned int flags)	1556	ev_default_loop_init (unsigned int flags)
1489	#else	1557	#else
…		…
1565	{	1633	{
1566	/assert (("non-pending watcher on pending list", p->w->pending));/	1634	/assert (("non-pending watcher on pending list", p->w->pending));/
1567		1635
1568	p->w->pending = 0;	1636	p->w->pending = 0;
1569	EV_CB_INVOKE (p->w, p->events);	1637	EV_CB_INVOKE (p->w, p->events);
		1638	EV_FREQUENT_CHECK;
1570	}	1639	}
1571	}	1640	}
1572	}	1641	}
1573		1642
1574	#if EV_IDLE_ENABLE	1643	#if EV_IDLE_ENABLE
…		…
1595	#endif	1664	#endif
1596		1665
1597	void inline_size	1666	void inline_size
1598	timers_reify (EV_P)	1667	timers_reify (EV_P)
1599	{	1668	{
		1669	EV_FREQUENT_CHECK;
		1670
1600	while (timercnt && ANHE_at (timers [HEAP0]) <= mn_now)	1671	while (timercnt && ANHE_at (timers [HEAP0]) < mn_now)
1601	{	1672	{
1602	ev_timer w = (ev_timer )ANHE_w (timers [HEAP0]);	1673	ev_timer w = (ev_timer )ANHE_w (timers [HEAP0]);
1603		1674
1604	/assert (("inactive timer on timer heap detected", ev_is_active (w)));/	1675	/assert (("inactive timer on timer heap detected", ev_is_active (w)));/
1605		1676
1606	/* first reschedule or stop timer */	1677	/* first reschedule or stop timer */
1607	if (w->repeat)	1678	if (w->repeat)
1608	{	1679	{
1609	assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.));
1610
1611	ev_at (w) += w->repeat;	1680	ev_at (w) += w->repeat;
1612	if (ev_at (w) < mn_now)	1681	if (ev_at (w) < mn_now)
1613	ev_at (w) = mn_now;	1682	ev_at (w) = mn_now;
1614		1683
		1684	assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.));
		1685
1615	ANHE_at_set (timers [HEAP0]);	1686	ANHE_at_cache (timers [HEAP0]);
1616	downheap (timers, timercnt, HEAP0);	1687	downheap (timers, timercnt, HEAP0);
1617	}	1688	}
1618	else	1689	else
1619	ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */	1690	ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */
1620		1691
		1692	EV_FREQUENT_CHECK;
1621	ev_feed_event (EV_A_ (W)w, EV_TIMEOUT);	1693	ev_feed_event (EV_A_ (W)w, EV_TIMEOUT);
1622	}	1694	}
1623	}	1695	}
1624		1696
1625	#if EV_PERIODIC_ENABLE	1697	#if EV_PERIODIC_ENABLE
1626	void inline_size	1698	void inline_size
1627	periodics_reify (EV_P)	1699	periodics_reify (EV_P)
1628	{	1700	{
		1701	EV_FREQUENT_CHECK;
		1702
1629	while (periodiccnt && ANHE_at (periodics [HEAP0]) <= ev_rt_now)	1703	while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now)
1630	{	1704	{
1631	ev_periodic w = (ev_periodic )ANHE_w (periodics [HEAP0]);	1705	ev_periodic w = (ev_periodic )ANHE_w (periodics [HEAP0]);
1632		1706
1633	/assert (("inactive timer on periodic heap detected", ev_is_active (w)));/	1707	/assert (("inactive timer on periodic heap detected", ev_is_active (w)));/
1634		1708
1635	/* first reschedule or stop timer */	1709	/* first reschedule or stop timer */
1636	if (w->reschedule_cb)	1710	if (w->reschedule_cb)
1637	{	1711	{
1638	ev_at (w) = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON);	1712	ev_at (w) = w->reschedule_cb (w, ev_rt_now);
		1713
1639	assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) > ev_rt_now));	1714	assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) >= ev_rt_now));
		1715
1640	ANHE_at_set (periodics [HEAP0]);	1716	ANHE_at_cache (periodics [HEAP0]);
1641	downheap (periodics, periodiccnt, HEAP0);	1717	downheap (periodics, periodiccnt, HEAP0);
1642	}	1718	}
1643	else if (w->interval)	1719	else if (w->interval)
1644	{	1720	{
1645	ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;	1721	ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
		1722	/* if next trigger time is not sufficiently in the future, put it there */
		1723	/* this might happen because of floating point inexactness */
1646	if (ev_at (w) - ev_rt_now <= TIME_EPSILON) ev_at (w) += w->interval;	1724	if (ev_at (w) - ev_rt_now < TIME_EPSILON)
1647	assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ev_at (w) > ev_rt_now));	1725	{
		1726	ev_at (w) += w->interval;
		1727
		1728	/* if interval is unreasonably low we might still have a time in the past */
		1729	/* so correct this. this will make the periodic very inexact, but the user */
		1730	/* has effectively asked to get triggered more often than possible */
		1731	if (ev_at (w) < ev_rt_now)
		1732	ev_at (w) = ev_rt_now;
		1733	}
		1734
1648	ANHE_at_set (periodics [HEAP0]);	1735	ANHE_at_cache (periodics [HEAP0]);
1649	downheap (periodics, periodiccnt, HEAP0);	1736	downheap (periodics, periodiccnt, HEAP0);
1650	}	1737	}
1651	else	1738	else
1652	ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */	1739	ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */
1653		1740
		1741	EV_FREQUENT_CHECK;
1654	ev_feed_event (EV_A_ (W)w, EV_PERIODIC);	1742	ev_feed_event (EV_A_ (W)w, EV_PERIODIC);
1655	}	1743	}
1656	}	1744	}
1657		1745
1658	static void noinline	1746	static void noinline
…		…
1668	if (w->reschedule_cb)	1756	if (w->reschedule_cb)
1669	ev_at (w) = w->reschedule_cb (w, ev_rt_now);	1757	ev_at (w) = w->reschedule_cb (w, ev_rt_now);
1670	else if (w->interval)	1758	else if (w->interval)
1671	ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;	1759	ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
1672		1760
1673	ANHE_at_set (periodics [i]);	1761	ANHE_at_cache (periodics [i]);
1674	}	1762	}
1675		1763
1676	/* now rebuild the heap, this for the 2-heap, inefficient for the 4-heap, but correct */
1677	for (i = periodiccnt >> 1; --i; )
1678	downheap (periodics, periodiccnt, i + HEAP0);	1764	reheap (periodics, periodiccnt);
1679	}	1765	}
1680	#endif	1766	#endif
1681		1767
1682	void inline_speed	1768	void inline_speed
1683	time_update (EV_P_ ev_tstamp max_block)	1769	time_update (EV_P_ ev_tstamp max_block)
…		…
1741	/* adjust timers. this is easy, as the offset is the same for all of them */	1827	/* adjust timers. this is easy, as the offset is the same for all of them */
1742	for (i = 0; i < timercnt; ++i)	1828	for (i = 0; i < timercnt; ++i)
1743	{	1829	{
1744	ANHE *he = timers + i + HEAP0;	1830	ANHE *he = timers + i + HEAP0;
1745	ANHE_w (*he)->at += ev_rt_now - mn_now;	1831	ANHE_w (*he)->at += ev_rt_now - mn_now;
1746	ANHE_at_set (*he);	1832	ANHE_at_cache (*he);
1747	}	1833	}
1748	}	1834	}
1749		1835
1750	mn_now = ev_rt_now;	1836	mn_now = ev_rt_now;
1751	}	1837	}
…		…
1772		1858
1773	call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */	1859	call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */
1774		1860
1775	do	1861	do
1776	{	1862	{
		1863	#if EV_VERIFY >= 2
		1864	ev_loop_verify (EV_A);
		1865	#endif
		1866
1777	#ifndef _WIN32	1867	#ifndef _WIN32
1778	if (expect_false (curpid)) /* penalise the forking check even more */	1868	if (expect_false (curpid)) /* penalise the forking check even more */
1779	if (expect_false (getpid () != curpid))	1869	if (expect_false (getpid () != curpid))
1780	{	1870	{
1781	curpid = getpid ();	1871	curpid = getpid ();
…		…
1976	if (expect_false (ev_is_active (w)))	2066	if (expect_false (ev_is_active (w)))
1977	return;	2067	return;
1978		2068
1979	assert (("ev_io_start called with negative fd", fd >= 0));	2069	assert (("ev_io_start called with negative fd", fd >= 0));
1980		2070
		2071	EV_FREQUENT_CHECK;
		2072
1981	ev_start (EV_A_ (W)w, 1);	2073	ev_start (EV_A_ (W)w, 1);
1982	array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init);	2074	array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init);
1983	wlist_add (&anfds[fd].head, (WL)w);	2075	wlist_add (&anfds[fd].head, (WL)w);
1984		2076
1985	fd_change (EV_A_ fd, w->events & EV_IOFDSET \| 1);	2077	fd_change (EV_A_ fd, w->events & EV_IOFDSET \| 1);
1986	w->events &= ~EV_IOFDSET;	2078	w->events &= ~EV_IOFDSET;
		2079
		2080	EV_FREQUENT_CHECK;
1987	}	2081	}
1988		2082
1989	void noinline	2083	void noinline
1990	ev_io_stop (EV_P_ ev_io *w)	2084	ev_io_stop (EV_P_ ev_io *w)
1991	{	2085	{
…		…
1993	if (expect_false (!ev_is_active (w)))	2087	if (expect_false (!ev_is_active (w)))
1994	return;	2088	return;
1995		2089
1996	assert (("ev_io_stop called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax));	2090	assert (("ev_io_stop called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax));
1997		2091
		2092	EV_FREQUENT_CHECK;
		2093
1998	wlist_del (&anfds[w->fd].head, (WL)w);	2094	wlist_del (&anfds[w->fd].head, (WL)w);
1999	ev_stop (EV_A_ (W)w);	2095	ev_stop (EV_A_ (W)w);
2000		2096
2001	fd_change (EV_A_ w->fd, 1);	2097	fd_change (EV_A_ w->fd, 1);
		2098
		2099	EV_FREQUENT_CHECK;
2002	}	2100	}
2003		2101
2004	void noinline	2102	void noinline
2005	ev_timer_start (EV_P_ ev_timer *w)	2103	ev_timer_start (EV_P_ ev_timer *w)
2006	{	2104	{
…		…
2009		2107
2010	ev_at (w) += mn_now;	2108	ev_at (w) += mn_now;
2011		2109
2012	assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));	2110	assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));
2013		2111
		2112	EV_FREQUENT_CHECK;
		2113
		2114	++timercnt;
2014	ev_start (EV_A_ (W)w, ++timercnt + HEAP0 - 1);	2115	ev_start (EV_A_ (W)w, timercnt + HEAP0 - 1);
2015	array_needsize (ANHE, timers, timermax, ev_active (w) + 1, EMPTY2);	2116	array_needsize (ANHE, timers, timermax, ev_active (w) + 1, EMPTY2);
2016	ANHE_w (timers [ev_active (w)]) = (WT)w;	2117	ANHE_w (timers [ev_active (w)]) = (WT)w;
2017	ANHE_at_set (timers [ev_active (w)]);	2118	ANHE_at_cache (timers [ev_active (w)]);
2018	upheap (timers, ev_active (w));	2119	upheap (timers, ev_active (w));
		2120
		2121	EV_FREQUENT_CHECK;
2019		2122
2020	/assert (("internal timer heap corruption", timers [ev_active (w)] == (WT)w));/	2123	/assert (("internal timer heap corruption", timers [ev_active (w)] == (WT)w));/
2021	}	2124	}
2022		2125
2023	void noinline	2126	void noinline
…		…
2025	{	2128	{
2026	clear_pending (EV_A_ (W)w);	2129	clear_pending (EV_A_ (W)w);
2027	if (expect_false (!ev_is_active (w)))	2130	if (expect_false (!ev_is_active (w)))
2028	return;	2131	return;
2029		2132
		2133	EV_FREQUENT_CHECK;
		2134
2030	{	2135	{
2031	int active = ev_active (w);	2136	int active = ev_active (w);
2032		2137
2033	assert (("internal timer heap corruption", ANHE_w (timers [active]) == (WT)w));	2138	assert (("internal timer heap corruption", ANHE_w (timers [active]) == (WT)w));
2034		2139
		2140	--timercnt;
		2141
2035	if (expect_true (active < timercnt + HEAP0 - 1))	2142	if (expect_true (active < timercnt + HEAP0))
2036	{	2143	{
2037	timers [active] = timers [timercnt + HEAP0 - 1];	2144	timers [active] = timers [timercnt + HEAP0];
2038	adjustheap (timers, timercnt, active);	2145	adjustheap (timers, timercnt, active);
2039	}	2146	}
2040
2041	--timercnt;
2042	}	2147	}
		2148
		2149	EV_FREQUENT_CHECK;
2043		2150
2044	ev_at (w) -= mn_now;	2151	ev_at (w) -= mn_now;
2045		2152
2046	ev_stop (EV_A_ (W)w);	2153	ev_stop (EV_A_ (W)w);
2047	}	2154	}
2048		2155
2049	void noinline	2156	void noinline
2050	ev_timer_again (EV_P_ ev_timer *w)	2157	ev_timer_again (EV_P_ ev_timer *w)
2051	{	2158	{
		2159	EV_FREQUENT_CHECK;
		2160
2052	if (ev_is_active (w))	2161	if (ev_is_active (w))
2053	{	2162	{
2054	if (w->repeat)	2163	if (w->repeat)
2055	{	2164	{
2056	ev_at (w) = mn_now + w->repeat;	2165	ev_at (w) = mn_now + w->repeat;
2057	ANHE_at_set (timers [ev_active (w)]);	2166	ANHE_at_cache (timers [ev_active (w)]);
2058	adjustheap (timers, timercnt, ev_active (w));	2167	adjustheap (timers, timercnt, ev_active (w));
2059	}	2168	}
2060	else	2169	else
2061	ev_timer_stop (EV_A_ w);	2170	ev_timer_stop (EV_A_ w);
2062	}	2171	}
2063	else if (w->repeat)	2172	else if (w->repeat)
2064	{	2173	{
2065	ev_at (w) = w->repeat;	2174	ev_at (w) = w->repeat;
2066	ev_timer_start (EV_A_ w);	2175	ev_timer_start (EV_A_ w);
2067	}	2176	}
		2177
		2178	EV_FREQUENT_CHECK;
2068	}	2179	}
2069		2180
2070	#if EV_PERIODIC_ENABLE	2181	#if EV_PERIODIC_ENABLE
2071	void noinline	2182	void noinline
2072	ev_periodic_start (EV_P_ ev_periodic *w)	2183	ev_periodic_start (EV_P_ ev_periodic *w)
…		…
2083	ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;	2194	ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
2084	}	2195	}
2085	else	2196	else
2086	ev_at (w) = w->offset;	2197	ev_at (w) = w->offset;
2087		2198
		2199	EV_FREQUENT_CHECK;
		2200
		2201	++periodiccnt;
2088	ev_start (EV_A_ (W)w, ++periodiccnt + HEAP0 - 1);	2202	ev_start (EV_A_ (W)w, periodiccnt + HEAP0 - 1);
2089	array_needsize (ANHE, periodics, periodicmax, ev_active (w) + 1, EMPTY2);	2203	array_needsize (ANHE, periodics, periodicmax, ev_active (w) + 1, EMPTY2);
2090	ANHE_w (periodics [ev_active (w)]) = (WT)w;	2204	ANHE_w (periodics [ev_active (w)]) = (WT)w;
		2205	ANHE_at_cache (periodics [ev_active (w)]);
2091	upheap (periodics, ev_active (w));	2206	upheap (periodics, ev_active (w));
		2207
		2208	EV_FREQUENT_CHECK;
2092		2209
2093	/assert (("internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));/	2210	/assert (("internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));/
2094	}	2211	}
2095		2212
2096	void noinline	2213	void noinline
…		…
2098	{	2215	{
2099	clear_pending (EV_A_ (W)w);	2216	clear_pending (EV_A_ (W)w);
2100	if (expect_false (!ev_is_active (w)))	2217	if (expect_false (!ev_is_active (w)))
2101	return;	2218	return;
2102		2219
		2220	EV_FREQUENT_CHECK;
		2221
2103	{	2222	{
2104	int active = ev_active (w);	2223	int active = ev_active (w);
2105		2224
2106	assert (("internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w));	2225	assert (("internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w));
2107		2226
		2227	--periodiccnt;
		2228
2108	if (expect_true (active < periodiccnt + HEAP0 - 1))	2229	if (expect_true (active < periodiccnt + HEAP0))
2109	{	2230	{
2110	periodics [active] = periodics [periodiccnt + HEAP0 - 1];	2231	periodics [active] = periodics [periodiccnt + HEAP0];
2111	adjustheap (periodics, periodiccnt, active);	2232	adjustheap (periodics, periodiccnt, active);
2112	}	2233	}
2113
2114	--periodiccnt;
2115	}	2234	}
		2235
		2236	EV_FREQUENT_CHECK;
2116		2237
2117	ev_stop (EV_A_ (W)w);	2238	ev_stop (EV_A_ (W)w);
2118	}	2239	}
2119		2240
2120	void noinline	2241	void noinline
…		…
2140	return;	2261	return;
2141		2262
2142	assert (("ev_signal_start called with illegal signal number", w->signum > 0));	2263	assert (("ev_signal_start called with illegal signal number", w->signum > 0));
2143		2264
2144	evpipe_init (EV_A);	2265	evpipe_init (EV_A);
		2266
		2267	EV_FREQUENT_CHECK;
2145		2268
2146	{	2269	{
2147	#ifndef _WIN32	2270	#ifndef _WIN32
2148	sigset_t full, prev;	2271	sigset_t full, prev;
2149	sigfillset (&full);	2272	sigfillset (&full);
…		…
2170	sigfillset (&sa.sa_mask);	2293	sigfillset (&sa.sa_mask);
2171	sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */	2294	sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */
2172	sigaction (w->signum, &sa, 0);	2295	sigaction (w->signum, &sa, 0);
2173	#endif	2296	#endif
2174	}	2297	}
		2298
		2299	EV_FREQUENT_CHECK;
2175	}	2300	}
2176		2301
2177	void noinline	2302	void noinline
2178	ev_signal_stop (EV_P_ ev_signal *w)	2303	ev_signal_stop (EV_P_ ev_signal *w)
2179	{	2304	{
2180	clear_pending (EV_A_ (W)w);	2305	clear_pending (EV_A_ (W)w);
2181	if (expect_false (!ev_is_active (w)))	2306	if (expect_false (!ev_is_active (w)))
2182	return;	2307	return;
2183		2308
		2309	EV_FREQUENT_CHECK;
		2310
2184	wlist_del (&signals [w->signum - 1].head, (WL)w);	2311	wlist_del (&signals [w->signum - 1].head, (WL)w);
2185	ev_stop (EV_A_ (W)w);	2312	ev_stop (EV_A_ (W)w);
2186		2313
2187	if (!signals [w->signum - 1].head)	2314	if (!signals [w->signum - 1].head)
2188	signal (w->signum, SIG_DFL);	2315	signal (w->signum, SIG_DFL);
		2316
		2317	EV_FREQUENT_CHECK;
2189	}	2318	}
2190		2319
2191	void	2320	void
2192	ev_child_start (EV_P_ ev_child *w)	2321	ev_child_start (EV_P_ ev_child *w)
2193	{	2322	{
…		…
2195	assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr));	2324	assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr));
2196	#endif	2325	#endif
2197	if (expect_false (ev_is_active (w)))	2326	if (expect_false (ev_is_active (w)))
2198	return;	2327	return;
2199		2328
		2329	EV_FREQUENT_CHECK;
		2330
2200	ev_start (EV_A_ (W)w, 1);	2331	ev_start (EV_A_ (W)w, 1);
2201	wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);	2332	wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);
		2333
		2334	EV_FREQUENT_CHECK;
2202	}	2335	}
2203		2336
2204	void	2337	void
2205	ev_child_stop (EV_P_ ev_child *w)	2338	ev_child_stop (EV_P_ ev_child *w)
2206	{	2339	{
2207	clear_pending (EV_A_ (W)w);	2340	clear_pending (EV_A_ (W)w);
2208	if (expect_false (!ev_is_active (w)))	2341	if (expect_false (!ev_is_active (w)))
2209	return;	2342	return;
2210		2343
		2344	EV_FREQUENT_CHECK;
		2345
2211	wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);	2346	wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);
2212	ev_stop (EV_A_ (W)w);	2347	ev_stop (EV_A_ (W)w);
		2348
		2349	EV_FREQUENT_CHECK;
2213	}	2350	}
2214		2351
2215	#if EV_STAT_ENABLE	2352	#if EV_STAT_ENABLE
2216		2353
2217	# ifdef _WIN32	2354	# ifdef _WIN32
…		…
2445	else	2582	else
2446	#endif	2583	#endif
2447	ev_timer_start (EV_A_ &w->timer);	2584	ev_timer_start (EV_A_ &w->timer);
2448		2585
2449	ev_start (EV_A_ (W)w, 1);	2586	ev_start (EV_A_ (W)w, 1);
		2587
		2588	EV_FREQUENT_CHECK;
2450	}	2589	}
2451		2590
2452	void	2591	void
2453	ev_stat_stop (EV_P_ ev_stat *w)	2592	ev_stat_stop (EV_P_ ev_stat *w)
2454	{	2593	{
2455	clear_pending (EV_A_ (W)w);	2594	clear_pending (EV_A_ (W)w);
2456	if (expect_false (!ev_is_active (w)))	2595	if (expect_false (!ev_is_active (w)))
2457	return;	2596	return;
2458		2597
		2598	EV_FREQUENT_CHECK;
		2599
2459	#if EV_USE_INOTIFY	2600	#if EV_USE_INOTIFY
2460	infy_del (EV_A_ w);	2601	infy_del (EV_A_ w);
2461	#endif	2602	#endif
2462	ev_timer_stop (EV_A_ &w->timer);	2603	ev_timer_stop (EV_A_ &w->timer);
2463		2604
2464	ev_stop (EV_A_ (W)w);	2605	ev_stop (EV_A_ (W)w);
		2606
		2607	EV_FREQUENT_CHECK;
2465	}	2608	}
2466	#endif	2609	#endif
2467		2610
2468	#if EV_IDLE_ENABLE	2611	#if EV_IDLE_ENABLE
2469	void	2612	void
…		…
2471	{	2614	{
2472	if (expect_false (ev_is_active (w)))	2615	if (expect_false (ev_is_active (w)))
2473	return;	2616	return;
2474		2617
2475	pri_adjust (EV_A_ (W)w);	2618	pri_adjust (EV_A_ (W)w);
		2619
		2620	EV_FREQUENT_CHECK;
2476		2621
2477	{	2622	{
2478	int active = ++idlecnt [ABSPRI (w)];	2623	int active = ++idlecnt [ABSPRI (w)];
2479		2624
2480	++idleall;	2625	++idleall;
2481	ev_start (EV_A_ (W)w, active);	2626	ev_start (EV_A_ (W)w, active);
2482		2627
2483	array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2);	2628	array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2);
2484	idles [ABSPRI (w)][active - 1] = w;	2629	idles [ABSPRI (w)][active - 1] = w;
2485	}	2630	}
		2631
		2632	EV_FREQUENT_CHECK;
2486	}	2633	}
2487		2634
2488	void	2635	void
2489	ev_idle_stop (EV_P_ ev_idle *w)	2636	ev_idle_stop (EV_P_ ev_idle *w)
2490	{	2637	{
2491	clear_pending (EV_A_ (W)w);	2638	clear_pending (EV_A_ (W)w);
2492	if (expect_false (!ev_is_active (w)))	2639	if (expect_false (!ev_is_active (w)))
2493	return;	2640	return;
2494		2641
		2642	EV_FREQUENT_CHECK;
		2643
2495	{	2644	{
2496	int active = ev_active (w);	2645	int active = ev_active (w);
2497		2646
2498	idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]];	2647	idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]];
2499	ev_active (idles [ABSPRI (w)][active - 1]) = active;	2648	ev_active (idles [ABSPRI (w)][active - 1]) = active;
2500		2649
2501	ev_stop (EV_A_ (W)w);	2650	ev_stop (EV_A_ (W)w);
2502	--idleall;	2651	--idleall;
2503	}	2652	}
		2653
		2654	EV_FREQUENT_CHECK;
2504	}	2655	}
2505	#endif	2656	#endif
2506		2657
2507	void	2658	void
2508	ev_prepare_start (EV_P_ ev_prepare *w)	2659	ev_prepare_start (EV_P_ ev_prepare *w)
2509	{	2660	{
2510	if (expect_false (ev_is_active (w)))	2661	if (expect_false (ev_is_active (w)))
2511	return;	2662	return;
		2663
		2664	EV_FREQUENT_CHECK;
2512		2665
2513	ev_start (EV_A_ (W)w, ++preparecnt);	2666	ev_start (EV_A_ (W)w, ++preparecnt);
2514	array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2);	2667	array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2);
2515	prepares [preparecnt - 1] = w;	2668	prepares [preparecnt - 1] = w;
		2669
		2670	EV_FREQUENT_CHECK;
2516	}	2671	}
2517		2672
2518	void	2673	void
2519	ev_prepare_stop (EV_P_ ev_prepare *w)	2674	ev_prepare_stop (EV_P_ ev_prepare *w)
2520	{	2675	{
2521	clear_pending (EV_A_ (W)w);	2676	clear_pending (EV_A_ (W)w);
2522	if (expect_false (!ev_is_active (w)))	2677	if (expect_false (!ev_is_active (w)))
2523	return;	2678	return;
2524		2679
		2680	EV_FREQUENT_CHECK;
		2681
2525	{	2682	{
2526	int active = ev_active (w);	2683	int active = ev_active (w);
2527		2684
2528	prepares [active - 1] = prepares [--preparecnt];	2685	prepares [active - 1] = prepares [--preparecnt];
2529	ev_active (prepares [active - 1]) = active;	2686	ev_active (prepares [active - 1]) = active;
2530	}	2687	}
2531		2688
2532	ev_stop (EV_A_ (W)w);	2689	ev_stop (EV_A_ (W)w);
		2690
		2691	EV_FREQUENT_CHECK;
2533	}	2692	}
2534		2693
2535	void	2694	void
2536	ev_check_start (EV_P_ ev_check *w)	2695	ev_check_start (EV_P_ ev_check *w)
2537	{	2696	{
2538	if (expect_false (ev_is_active (w)))	2697	if (expect_false (ev_is_active (w)))
2539	return;	2698	return;
		2699
		2700	EV_FREQUENT_CHECK;
2540		2701
2541	ev_start (EV_A_ (W)w, ++checkcnt);	2702	ev_start (EV_A_ (W)w, ++checkcnt);
2542	array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2);	2703	array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2);
2543	checks [checkcnt - 1] = w;	2704	checks [checkcnt - 1] = w;
		2705
		2706	EV_FREQUENT_CHECK;
2544	}	2707	}
2545		2708
2546	void	2709	void
2547	ev_check_stop (EV_P_ ev_check *w)	2710	ev_check_stop (EV_P_ ev_check *w)
2548	{	2711	{
2549	clear_pending (EV_A_ (W)w);	2712	clear_pending (EV_A_ (W)w);
2550	if (expect_false (!ev_is_active (w)))	2713	if (expect_false (!ev_is_active (w)))
2551	return;	2714	return;
2552		2715
		2716	EV_FREQUENT_CHECK;
		2717
2553	{	2718	{
2554	int active = ev_active (w);	2719	int active = ev_active (w);
2555		2720
2556	checks [active - 1] = checks [--checkcnt];	2721	checks [active - 1] = checks [--checkcnt];
2557	ev_active (checks [active - 1]) = active;	2722	ev_active (checks [active - 1]) = active;
2558	}	2723	}
2559		2724
2560	ev_stop (EV_A_ (W)w);	2725	ev_stop (EV_A_ (W)w);
		2726
		2727	EV_FREQUENT_CHECK;
2561	}	2728	}
2562		2729
2563	#if EV_EMBED_ENABLE	2730	#if EV_EMBED_ENABLE
2564	void noinline	2731	void noinline
2565	ev_embed_sweep (EV_P_ ev_embed *w)	2732	ev_embed_sweep (EV_P_ ev_embed *w)
…		…
2612	struct ev_loop *loop = w->other;	2779	struct ev_loop *loop = w->other;
2613	assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ()));	2780	assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ()));
2614	ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ);	2781	ev_io_init (&w->io, embed_io_cb, backend_fd, EV_READ);
2615	}	2782	}
2616		2783
		2784	EV_FREQUENT_CHECK;
		2785
2617	ev_set_priority (&w->io, ev_priority (w));	2786	ev_set_priority (&w->io, ev_priority (w));
2618	ev_io_start (EV_A_ &w->io);	2787	ev_io_start (EV_A_ &w->io);
2619		2788
2620	ev_prepare_init (&w->prepare, embed_prepare_cb);	2789	ev_prepare_init (&w->prepare, embed_prepare_cb);
2621	ev_set_priority (&w->prepare, EV_MINPRI);	2790	ev_set_priority (&w->prepare, EV_MINPRI);
2622	ev_prepare_start (EV_A_ &w->prepare);	2791	ev_prepare_start (EV_A_ &w->prepare);
2623		2792
2624	/ev_idle_init (&w->idle, e,bed_idle_cb);/	2793	/ev_idle_init (&w->idle, e,bed_idle_cb);/
2625		2794
2626	ev_start (EV_A_ (W)w, 1);	2795	ev_start (EV_A_ (W)w, 1);
		2796
		2797	EV_FREQUENT_CHECK;
2627	}	2798	}
2628		2799
2629	void	2800	void
2630	ev_embed_stop (EV_P_ ev_embed *w)	2801	ev_embed_stop (EV_P_ ev_embed *w)
2631	{	2802	{
2632	clear_pending (EV_A_ (W)w);	2803	clear_pending (EV_A_ (W)w);
2633	if (expect_false (!ev_is_active (w)))	2804	if (expect_false (!ev_is_active (w)))
2634	return;	2805	return;
2635		2806
		2807	EV_FREQUENT_CHECK;
		2808
2636	ev_io_stop (EV_A_ &w->io);	2809	ev_io_stop (EV_A_ &w->io);
2637	ev_prepare_stop (EV_A_ &w->prepare);	2810	ev_prepare_stop (EV_A_ &w->prepare);
2638		2811
2639	ev_stop (EV_A_ (W)w);	2812	ev_stop (EV_A_ (W)w);
		2813
		2814	EV_FREQUENT_CHECK;
2640	}	2815	}
2641	#endif	2816	#endif
2642		2817
2643	#if EV_FORK_ENABLE	2818	#if EV_FORK_ENABLE
2644	void	2819	void
2645	ev_fork_start (EV_P_ ev_fork *w)	2820	ev_fork_start (EV_P_ ev_fork *w)
2646	{	2821	{
2647	if (expect_false (ev_is_active (w)))	2822	if (expect_false (ev_is_active (w)))
2648	return;	2823	return;
		2824
		2825	EV_FREQUENT_CHECK;
2649		2826
2650	ev_start (EV_A_ (W)w, ++forkcnt);	2827	ev_start (EV_A_ (W)w, ++forkcnt);
2651	array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2);	2828	array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2);
2652	forks [forkcnt - 1] = w;	2829	forks [forkcnt - 1] = w;
		2830
		2831	EV_FREQUENT_CHECK;
2653	}	2832	}
2654		2833
2655	void	2834	void
2656	ev_fork_stop (EV_P_ ev_fork *w)	2835	ev_fork_stop (EV_P_ ev_fork *w)
2657	{	2836	{
2658	clear_pending (EV_A_ (W)w);	2837	clear_pending (EV_A_ (W)w);
2659	if (expect_false (!ev_is_active (w)))	2838	if (expect_false (!ev_is_active (w)))
2660	return;	2839	return;
2661		2840
		2841	EV_FREQUENT_CHECK;
		2842
2662	{	2843	{
2663	int active = ev_active (w);	2844	int active = ev_active (w);
2664		2845
2665	forks [active - 1] = forks [--forkcnt];	2846	forks [active - 1] = forks [--forkcnt];
2666	ev_active (forks [active - 1]) = active;	2847	ev_active (forks [active - 1]) = active;
2667	}	2848	}
2668		2849
2669	ev_stop (EV_A_ (W)w);	2850	ev_stop (EV_A_ (W)w);
		2851
		2852	EV_FREQUENT_CHECK;
2670	}	2853	}
2671	#endif	2854	#endif
2672		2855
2673	#if EV_ASYNC_ENABLE	2856	#if EV_ASYNC_ENABLE
2674	void	2857	void
…		…
2676	{	2859	{
2677	if (expect_false (ev_is_active (w)))	2860	if (expect_false (ev_is_active (w)))
2678	return;	2861	return;
2679		2862
2680	evpipe_init (EV_A);	2863	evpipe_init (EV_A);
		2864
		2865	EV_FREQUENT_CHECK;
2681		2866
2682	ev_start (EV_A_ (W)w, ++asynccnt);	2867	ev_start (EV_A_ (W)w, ++asynccnt);
2683	array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2);	2868	array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2);
2684	asyncs [asynccnt - 1] = w;	2869	asyncs [asynccnt - 1] = w;
		2870
		2871	EV_FREQUENT_CHECK;
2685	}	2872	}
2686		2873
2687	void	2874	void
2688	ev_async_stop (EV_P_ ev_async *w)	2875	ev_async_stop (EV_P_ ev_async *w)
2689	{	2876	{
2690	clear_pending (EV_A_ (W)w);	2877	clear_pending (EV_A_ (W)w);
2691	if (expect_false (!ev_is_active (w)))	2878	if (expect_false (!ev_is_active (w)))
2692	return;	2879	return;
2693		2880
		2881	EV_FREQUENT_CHECK;
		2882
2694	{	2883	{
2695	int active = ev_active (w);	2884	int active = ev_active (w);
2696		2885
2697	asyncs [active - 1] = asyncs [--asynccnt];	2886	asyncs [active - 1] = asyncs [--asynccnt];
2698	ev_active (asyncs [active - 1]) = active;	2887	ev_active (asyncs [active - 1]) = active;
2699	}	2888	}
2700		2889
2701	ev_stop (EV_A_ (W)w);	2890	ev_stop (EV_A_ (W)w);
		2891
		2892	EV_FREQUENT_CHECK;
2702	}	2893	}
2703		2894
2704	void	2895	void
2705	ev_async_send (EV_P_ ev_async *w)	2896	ev_async_send (EV_P_ ev_async *w)
2706	{	2897	{

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Comparing libev/ev.c (file contents): Revision 1.242 by root, Fri May 9 14:07:19 2008 UTC vs. Revision 1.250 by root, Thu May 22 02:44:57 2008 UTC

Diff Legend

Comparing libev/ev.c (file contents):
Revision 1.242 by root, Fri May 9 14:07:19 2008 UTC vs.
Revision 1.250 by root, Thu May 22 02:44:57 2008 UTC