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

Comparing libev/ev.h (file contents):
Revision 1.140 by root, Thu Oct 21 02:33:08 2010 UTC vs.
Revision 1.194 by root, Mon Jul 1 21:47:42 2019 UTC

…		…
1	/*	1	/*
2	* libev native API header	2	* libev native API header
3	*	3	*
4	* Copyright (c) 2007,2008,2009,2010 Marc Alexander Lehmann <libev@schmorp.de>	4	* Copyright (c) 2007-2019 Marc Alexander Lehmann <libev@schmorp.de>
5	* All rights reserved.	5	* All rights reserved.
6	*	6	*
7	* Redistribution and use in source and binary forms, with or without modifica-	7	* Redistribution and use in source and binary forms, with or without modifica-
8	* tion, are permitted provided that the following conditions are met:	8	* tion, are permitted provided that the following conditions are met:
9	*	9	*
10	* 1. Redistributions of source code must retain the above copyright notice,	10	* 1. Redistributions of source code must retain the above copyright notice,
11	* this list of conditions and the following disclaimer.	11	* this list of conditions and the following disclaimer.
12	*	12	*
13	* 2. Redistributions in binary form must reproduce the above copyright	13	* 2. Redistributions in binary form must reproduce the above copyright
14	* notice, this list of conditions and the following disclaimer in the	14	* notice, this list of conditions and the following disclaimer in the
15	* documentation and/or other materials provided with the distribution.	15	* documentation and/or other materials provided with the distribution.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
18	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-	18	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
19	* CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO	19	* CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
20	* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-	20	* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
21	* CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,	21	* CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
39		39
40	#ifndef EV_H_	40	#ifndef EV_H_
41	#define EV_H_	41	#define EV_H_
42		42
43	#ifdef __cplusplus	43	#ifdef __cplusplus
44	extern "C" {	44	# define EV_CPP(x) x
		45	# if __cplusplus >= 201103L
		46	# define EV_NOEXCEPT noexcept
		47	# else
		48	# define EV_NOEXCEPT
45	#endif	49	# endif
		50	#else
		51	# define EV_CPP(x)
		52	# define EV_NOEXCEPT
		53	#endif
		54	#define EV_THROW EV_NOEXCEPT /* pre-4.25, do not use in new code */
		55
		56	EV_CPP(extern "C" {)
46		57
47	/*****************************************************************************/	58	/*****************************************************************************/
48		59
		60	/* pre-4.0 compatibility */
		61	#ifndef EV_COMPAT3
		62	# define EV_COMPAT3 1
		63	#endif
		64
49	#ifndef EV_FEATURES	65	#ifndef EV_FEATURES
		66	# if defined __OPTIMIZE_SIZE__
		67	# define EV_FEATURES 0x7c
		68	# else
50	# define EV_FEATURES 0x7f	69	# define EV_FEATURES 0x7f
		70	# endif
51	#endif	71	#endif
52		72
53	#define EV_FEATURE_CODE ((EV_FEATURES) & 1)	73	#define EV_FEATURE_CODE ((EV_FEATURES) & 1)
54	#define EV_FEATURE_DATA ((EV_FEATURES) & 2)	74	#define EV_FEATURE_DATA ((EV_FEATURES) & 2)
55	#define EV_FEATURE_CONFIG ((EV_FEATURES) & 4)	75	#define EV_FEATURE_CONFIG ((EV_FEATURES) & 4)
…		…
92		112
93	#ifndef EV_FORK_ENABLE	113	#ifndef EV_FORK_ENABLE
94	# define EV_FORK_ENABLE EV_FEATURE_WATCHERS	114	# define EV_FORK_ENABLE EV_FEATURE_WATCHERS
95	#endif	115	#endif
96		116
		117	#ifndef EV_CLEANUP_ENABLE
		118	# define EV_CLEANUP_ENABLE EV_FEATURE_WATCHERS
		119	#endif
		120
97	#ifndef EV_SIGNAL_ENABLE	121	#ifndef EV_SIGNAL_ENABLE
98	# define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS	122	# define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS
99	#endif	123	#endif
100		124
101	#ifndef EV_CHILD_ENABLE	125	#ifndef EV_CHILD_ENABLE
…		…
127		151
128	/*****************************************************************************/	152	/*****************************************************************************/
129		153
130	typedef double ev_tstamp;	154	typedef double ev_tstamp;
131		155
		156	#include <string.h> /* for memmove */
		157
132	#ifndef EV_ATOMIC_T	158	#ifndef EV_ATOMIC_T
133	# include <signal.h>	159	# include <signal.h>
134	# define EV_ATOMIC_T sig_atomic_t volatile	160	# define EV_ATOMIC_T sig_atomic_t volatile
135	#endif	161	#endif
136		162
…		…
143	#endif	169	#endif
144		170
145	/* support multiple event loops? */	171	/* support multiple event loops? */
146	#if EV_MULTIPLICITY	172	#if EV_MULTIPLICITY
147	struct ev_loop;	173	struct ev_loop;
148	# define EV_P struct ev_loop *loop	174	# define EV_P struct ev_loop loop / a loop as sole parameter in a declaration */
149	# define EV_P_ EV_P,	175	# define EV_P_ EV_P, /* a loop as first of multiple parameters */
150	# define EV_A loop	176	# define EV_A loop /* a loop as sole argument to a function call */
151	# define EV_A_ EV_A,	177	# define EV_A_ EV_A, /* a loop as first of multiple arguments */
152	# define EV_DEFAULT_UC ev_default_loop_uc ()	178	# define EV_DEFAULT_UC ev_default_loop_uc_ () /* the default loop, if initialised, as sole arg */
153	# define EV_DEFAULT_UC_ EV_DEFAULT_UC,	179	# define EV_DEFAULT_UC_ EV_DEFAULT_UC, /* the default loop as first of multiple arguments */
154	# define EV_DEFAULT ev_default_loop (0)	180	# define EV_DEFAULT ev_default_loop (0) /* the default loop as sole arg */
155	# define EV_DEFAULT_ EV_DEFAULT,	181	# define EV_DEFAULT_ EV_DEFAULT, /* the default loop as first of multiple arguments */
156	#else	182	#else
157	# define EV_P void	183	# define EV_P void
158	# define EV_P_	184	# define EV_P_
159	# define EV_A	185	# define EV_A
160	# define EV_A_	186	# define EV_A_
…		…
163	# define EV_DEFAULT_UC	189	# define EV_DEFAULT_UC
164	# define EV_DEFAULT_UC_	190	# define EV_DEFAULT_UC_
165	# undef EV_EMBED_ENABLE	191	# undef EV_EMBED_ENABLE
166	#endif	192	#endif
167		193
		194	/* EV_INLINE is used for functions in header files */
168	#if __STDC_VERSION__ >= 199901L \|\| __GNUC__ >= 3	195	#if __STDC_VERSION__ >= 199901L \|\| __GNUC__ >= 3
169	# define EV_INLINE static inline	196	# define EV_INLINE static inline
170	#else	197	#else
171	# define EV_INLINE static	198	# define EV_INLINE static
172	#endif	199	#endif
173		200
		201	#ifdef EV_API_STATIC
		202	# define EV_API_DECL static
		203	#else
		204	# define EV_API_DECL extern
		205	#endif
		206
		207	/* EV_PROTOTYPES can be used to switch of prototype declarations */
174	#ifndef EV_PROTOTYPES	208	#ifndef EV_PROTOTYPES
175	# define EV_PROTOTYPES 1	209	# define EV_PROTOTYPES 1
176	#endif	210	#endif
177		211
178	/*****************************************************************************/	212	/*****************************************************************************/
179		213
180	#define EV_VERSION_MAJOR 4	214	#define EV_VERSION_MAJOR 4
181	#define EV_VERSION_MINOR 0	215	#define EV_VERSION_MINOR 27
182		216
183	/* eventmask, revents, events... */	217	/* eventmask, revents, events... */
184	#define EV_UNDEF -1 /* guaranteed to be invalid */	218	enum {
		219	EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */
185	#define EV_NONE 0x00 /* no events */	220	EV_NONE = 0x00, /* no events */
186	#define EV_READ 0x01 /* ev_io detected read will not block */	221	EV_READ = 0x01, /* ev_io detected read will not block */
187	#define EV_WRITE 0x02 /* ev_io detected write will not block */	222	EV_WRITE = 0x02, /* ev_io detected write will not block */
188	#define EV__IOFDSET 0x80 /* internal use only */	223	EV__IOFDSET = 0x80, /* internal use only */
189	#define EV_IO EV_READ /* alias for type-detection */	224	EV_IO = EV_READ, /* alias for type-detection */
190	#define EV_TIMER 0x00000100 /* timer timed out */	225	EV_TIMER = 0x00000100, /* timer timed out */
		226	#if EV_COMPAT3
191	#define EV_TIMEOUT EV_TIMER /* pre 4.0 API compatibility */	227	EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */
		228	#endif
192	#define EV_PERIODIC 0x00000200 /* periodic timer timed out */	229	EV_PERIODIC = 0x00000200, /* periodic timer timed out */
193	#define EV_SIGNAL 0x00000400 /* signal was received */	230	EV_SIGNAL = 0x00000400, /* signal was received */
194	#define EV_CHILD 0x00000800 /* child/pid had status change */	231	EV_CHILD = 0x00000800, /* child/pid had status change */
195	#define EV_STAT 0x00001000 /* stat data changed */	232	EV_STAT = 0x00001000, /* stat data changed */
196	#define EV_IDLE 0x00002000 /* event loop is idling */	233	EV_IDLE = 0x00002000, /* event loop is idling */
197	#define EV_PREPARE 0x00004000 /* event loop about to poll */	234	EV_PREPARE = 0x00004000, /* event loop about to poll */
198	#define EV_CHECK 0x00008000 /* event loop finished poll */	235	EV_CHECK = 0x00008000, /* event loop finished poll */
199	#define EV_EMBED 0x00010000 /* embedded event loop needs sweep */	236	EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
200	#define EV_FORK 0x00020000 /* event loop resumed in child */	237	EV_FORK = 0x00020000, /* event loop resumed in child */
		238	EV_CLEANUP = 0x00040000, /* event loop resumed in child */
201	#define EV_ASYNC 0x00040000 /* async intra-loop signal */	239	EV_ASYNC = 0x00080000, /* async intra-loop signal */
202	#define EV_CUSTOM 0x01000000 /* for use by user code */	240	EV_CUSTOM = 0x01000000, /* for use by user code */
203	#define EV_ERROR 0x80000000 /* sent when an error occurs */	241	EV_ERROR = (int)0x80000000 /* sent when an error occurs */
		242	};
204		243
205	/* can be used to add custom fields to all watchers, while losing binary compatibility */	244	/* can be used to add custom fields to all watchers, while losing binary compatibility */
206	#ifndef EV_COMMON	245	#ifndef EV_COMMON
207	# define EV_COMMON void *data;	246	# define EV_COMMON void *data;
208	#endif	247	#endif
…		…
299	{	338	{
300	EV_WATCHER_TIME (ev_periodic)	339	EV_WATCHER_TIME (ev_periodic)
301		340
302	ev_tstamp offset; /* rw */	341	ev_tstamp offset; /* rw */
303	ev_tstamp interval; /* rw */	342	ev_tstamp interval; /* rw */
304	ev_tstamp (reschedule_cb)(struct ev_periodic w, ev_tstamp now); /* rw */	343	ev_tstamp (reschedule_cb)(struct ev_periodic w, ev_tstamp now) EV_NOEXCEPT; /* rw */
305	} ev_periodic;	344	} ev_periodic;
306		345
307	/* invoked when the given signal has been received */	346	/* invoked when the given signal has been received */
308	/* revent EV_SIGNAL */	347	/* revent EV_SIGNAL */
309	typedef struct ev_signal	348	typedef struct ev_signal
…		…
374	EV_WATCHER (ev_check)	413	EV_WATCHER (ev_check)
375	} ev_check;	414	} ev_check;
376		415
377	#if EV_FORK_ENABLE	416	#if EV_FORK_ENABLE
378	/* the callback gets invoked before check in the child process when a fork was detected */	417	/* the callback gets invoked before check in the child process when a fork was detected */
		418	/* revent EV_FORK */
379	typedef struct ev_fork	419	typedef struct ev_fork
380	{	420	{
381	EV_WATCHER (ev_fork)	421	EV_WATCHER (ev_fork)
382	} ev_fork;	422	} ev_fork;
		423	#endif
		424
		425	#if EV_CLEANUP_ENABLE
		426	/* is invoked just before the loop gets destroyed */
		427	/* revent EV_CLEANUP */
		428	typedef struct ev_cleanup
		429	{
		430	EV_WATCHER (ev_cleanup)
		431	} ev_cleanup;
383	#endif	432	#endif
384		433
385	#if EV_EMBED_ENABLE	434	#if EV_EMBED_ENABLE
386	/* used to embed an event loop inside another */	435	/* used to embed an event loop inside another */
387	/* the callback gets invoked when the event loop has handled events, and can be 0 */	436	/* the callback gets invoked when the event loop has handled events, and can be 0 */
…		…
395	ev_check check; /* unused */	444	ev_check check; /* unused */
396	ev_timer timer; /* unused */	445	ev_timer timer; /* unused */
397	ev_periodic periodic; /* unused */	446	ev_periodic periodic; /* unused */
398	ev_idle idle; /* unused */	447	ev_idle idle; /* unused */
399	ev_fork fork; /* private */	448	ev_fork fork; /* private */
		449	#if EV_CLEANUP_ENABLE
		450	ev_cleanup cleanup; /* unused */
		451	#endif
400	} ev_embed;	452	} ev_embed;
401	#endif	453	#endif
402		454
403	#if EV_ASYNC_ENABLE	455	#if EV_ASYNC_ENABLE
404	/* invoked when somebody calls ev_async_send on the watcher */	456	/* invoked when somebody calls ev_async_send on the watcher */
…		…
433	struct ev_prepare prepare;	485	struct ev_prepare prepare;
434	struct ev_check check;	486	struct ev_check check;
435	#if EV_FORK_ENABLE	487	#if EV_FORK_ENABLE
436	struct ev_fork fork;	488	struct ev_fork fork;
437	#endif	489	#endif
		490	#if EV_CLEANUP_ENABLE
		491	struct ev_cleanup cleanup;
		492	#endif
438	#if EV_EMBED_ENABLE	493	#if EV_EMBED_ENABLE
439	struct ev_embed embed;	494	struct ev_embed embed;
440	#endif	495	#endif
441	#if EV_ASYNC_ENABLE	496	#if EV_ASYNC_ENABLE
442	struct ev_async async;	497	struct ev_async async;
443	#endif	498	#endif
444	};	499	};
445		500
446	/* bits for ev_default_loop and ev_loop_new */	501	/* flag bits for ev_default_loop and ev_loop_new */
		502	enum {
447	/* the default */	503	/* the default */
448	#define EVFLAG_AUTO 0x00000000U /* not quite a mask */	504	EVFLAG_AUTO = 0x00000000U, /* not quite a mask */
449	/* flag bits */	505	/* flag bits */
450	#define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */	506	EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */
451	#define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */	507	EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */
452	/* debugging/feature disable */	508	/* debugging/feature disable */
453	#define EVFLAG_NOINOTIFY 0x00100000U /* do not attempt to use inotify */	509	EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */
		510	#if EV_COMPAT3
454	#define EVFLAG_NOSIGFD 0 /* compatibility to pre-3.9 */	511	EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */
		512	#endif
455	#define EVFLAG_SIGNALFD 0x00200000U /* attempt to use signalfd */	513	EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */
		514	EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */
		515	};
		516
456	/* method bits to be ored together */	517	/* method bits to be ored together */
		518	enum {
457	#define EVBACKEND_SELECT 0x00000001U /* about anywhere */	519	EVBACKEND_SELECT = 0x00000001U, /* available just about anywhere */
458	#define EVBACKEND_POLL 0x00000002U /* !win */	520	EVBACKEND_POLL = 0x00000002U, /* !win, !aix, broken on osx */
459	#define EVBACKEND_EPOLL 0x00000004U /* linux */	521	EVBACKEND_EPOLL = 0x00000004U, /* linux */
460	#define EVBACKEND_KQUEUE 0x00000008U /* bsd */	522	EVBACKEND_KQUEUE = 0x00000008U, /* bsd, broken on osx */
461	#define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 / / NYI */	523	EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 / / NYI */
462	#define EVBACKEND_PORT 0x00000020U /* solaris 10 */	524	EVBACKEND_PORT = 0x00000020U, /* solaris 10 */
463	#define EVBACKEND_ALL 0x0000003FU	525	EVBACKEND_LINUXAIO = 0x00000040U, /* linuix AIO */
		526	EVBACKEND_IOURING = 0x00000080U, /* linux io_uring, TBD */
		527	EVBACKEND_ALL = 0x000000FFU, /* all known backends */
		528	EVBACKEND_MASK = 0x0000FFFFU /* all future backends */
		529	};
464		530
465	#if EV_PROTOTYPES	531	#if EV_PROTOTYPES
466	int ev_version_major (void);	532	EV_API_DECL int ev_version_major (void) EV_NOEXCEPT;
467	int ev_version_minor (void);	533	EV_API_DECL int ev_version_minor (void) EV_NOEXCEPT;
468		534
469	unsigned int ev_supported_backends (void);	535	EV_API_DECL unsigned int ev_supported_backends (void) EV_NOEXCEPT;
470	unsigned int ev_recommended_backends (void);	536	EV_API_DECL unsigned int ev_recommended_backends (void) EV_NOEXCEPT;
471	unsigned int ev_embeddable_backends (void);	537	EV_API_DECL unsigned int ev_embeddable_backends (void) EV_NOEXCEPT;
472		538
473	ev_tstamp ev_time (void);	539	EV_API_DECL ev_tstamp ev_time (void) EV_NOEXCEPT;
474	void ev_sleep (ev_tstamp delay); /* sleep for a while */	540	EV_API_DECL void ev_sleep (ev_tstamp delay) EV_NOEXCEPT; /* sleep for a while */
475		541
476	/* Sets the allocation function to use, works like realloc.	542	/* Sets the allocation function to use, works like realloc.
477	* It is used to allocate and free memory.	543	* It is used to allocate and free memory.
478	* If it returns zero when memory needs to be allocated, the library might abort	544	* If it returns zero when memory needs to be allocated, the library might abort
479	* or take some potentially destructive action.	545	* or take some potentially destructive action.
480	* The default is your system realloc function.	546	* The default is your system realloc function.
481	*/	547	*/
482	void ev_set_allocator (void (cb)(void *ptr, long size));	548	EV_API_DECL void ev_set_allocator (void (cb)(void *ptr, long size) EV_NOEXCEPT) EV_NOEXCEPT;
483		549
484	/* set the callback function to call on a	550	/* set the callback function to call on a
485	* retryable syscall error	551	* retryable syscall error
486	* (such as failed select, poll, epoll_wait)	552	* (such as failed select, poll, epoll_wait)
487	*/	553	*/
488	void ev_set_syserr_cb (void (cb)(const char msg));	554	EV_API_DECL void ev_set_syserr_cb (void (cb)(const char msg) EV_NOEXCEPT) EV_NOEXCEPT;
489		555
490	#if EV_MULTIPLICITY	556	#if EV_MULTIPLICITY
		557
		558	/* the default loop is the only one that handles signals and child watchers */
		559	/* you can call this as often as you like */
		560	EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT;
		561
		562	#ifdef EV_API_STATIC
		563	EV_API_DECL struct ev_loop *ev_default_loop_ptr;
		564	#endif
		565
491	EV_INLINE struct ev_loop *	566	EV_INLINE struct ev_loop *
492	ev_default_loop_uc (void)	567	ev_default_loop_uc_ (void) EV_NOEXCEPT
493	{	568	{
494	extern struct ev_loop *ev_default_loop_ptr;	569	extern struct ev_loop *ev_default_loop_ptr;
495		570
496	return ev_default_loop_ptr;	571	return ev_default_loop_ptr;
497	}	572	}
498		573
499	/* the default loop is the only one that handles signals and child watchers */	574	EV_INLINE int
500	/* you can call this as often as you like */	575	ev_is_default_loop (EV_P) EV_NOEXCEPT
501	EV_INLINE struct ev_loop *
502	ev_default_loop (unsigned int flags)
503	{	576	{
504	struct ev_loop *loop = ev_default_loop_uc ();	577	return EV_A == EV_DEFAULT_UC;
505
506	if (!loop)
507	{
508	extern struct ev_loop *ev_default_loop_init (unsigned int flags);
509
510	loop = ev_default_loop_init (flags);
511	}
512
513	return loop;
514	}	578	}
515		579
516	/* create and destroy alternative loops that don't handle signals */	580	/* create and destroy alternative loops that don't handle signals */
517	struct ev_loop *ev_loop_new (unsigned int flags);	581	EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT;
518	void ev_loop_destroy (EV_P);
519	void ev_loop_fork (EV_P);
520		582
521	ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */	583	EV_API_DECL ev_tstamp ev_now (EV_P) EV_NOEXCEPT; /* time w.r.t. timers and the eventloop, updated after each poll */
522		584
523	#else	585	#else
524		586
525	int ev_default_loop (unsigned int flags); /* returns true when successful */	587	EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; /* returns true when successful */
		588
		589	EV_API_DECL ev_tstamp ev_rt_now;
526		590
527	EV_INLINE ev_tstamp	591	EV_INLINE ev_tstamp
528	ev_now (void)	592	ev_now (void) EV_NOEXCEPT
529	{	593	{
530	extern ev_tstamp ev_rt_now;
531
532	return ev_rt_now;	594	return ev_rt_now;
533	}	595	}
		596
		597	/* looks weird, but ev_is_default_loop (EV_A) still works if this exists */
		598	EV_INLINE int
		599	ev_is_default_loop (void) EV_NOEXCEPT
		600	{
		601	return 1;
		602	}
		603
534	#endif /* multiplicity */	604	#endif /* multiplicity */
535		605
536	EV_INLINE int	606	/* destroy event loops, also works for the default loop */
537	ev_is_default_loop (EV_P)	607	EV_API_DECL void ev_loop_destroy (EV_P);
538	{
539	#if EV_MULTIPLICITY
540	extern struct ev_loop *ev_default_loop_ptr;
541		608
542	return !!(EV_A == ev_default_loop_ptr);
543	#else
544	return 1;
545	#endif
546	}
547
548	void ev_default_destroy (void); /* destroy the default loop */
549	/* this needs to be called after fork, to duplicate the default loop */	609	/* this needs to be called after fork, to duplicate the loop */
550	/* if you create alternative loops you have to call ev_loop_fork on them */	610	/* when you want to re-use it in the child */
551	/* you can call it in either the parent or the child */	611	/* you can call it in either the parent or the child */
552	/* you can actually call it at any time, anywhere :) */	612	/* you can actually call it at any time, anywhere :) */
553	void ev_default_fork (void);	613	EV_API_DECL void ev_loop_fork (EV_P) EV_NOEXCEPT;
554		614
555	unsigned int ev_backend (EV_P); /* backend in use by loop */	615	EV_API_DECL unsigned int ev_backend (EV_P) EV_NOEXCEPT; /* backend in use by loop */
556		616
557	void ev_now_update (EV_P); /* update event loop time */	617	EV_API_DECL void ev_now_update (EV_P) EV_NOEXCEPT; /* update event loop time */
558		618
559	#if EV_WALK_ENABLE	619	#if EV_WALK_ENABLE
560	/* walk (almost) all watchers in the loop of a given type, invoking the */	620	/* walk (almost) all watchers in the loop of a given type, invoking the */
561	/* callback on every such watcher. The callback might stop the watcher, */	621	/* callback on every such watcher. The callback might stop the watcher, */
562	/* but do nothing else with the loop */	622	/* but do nothing else with the loop */
563	void ev_walk (EV_P_ int types, void (cb)(EV_P_ int type, void w));	623	EV_API_DECL void ev_walk (EV_P_ int types, void (cb)(EV_P_ int type, void w)) EV_NOEXCEPT;
564	#endif	624	#endif
565		625
566	#endif /* prototypes */	626	#endif /* prototypes */
567		627
568	#define EVLOOP_NONBLOCK 1 /* do not block/wait */	628	/* ev_run flags values */
569	#define EVLOOP_ONESHOT 2 /* block once only */	629	enum {
570	#define EVUNLOOP_CANCEL 0 /* undo unloop */	630	EVRUN_NOWAIT = 1, /* do not block/wait */
571	#define EVUNLOOP_ONE 1 /* unloop once */	631	EVRUN_ONCE = 2 /* block once only */
		632	};
		633
		634	/* ev_break how values */
		635	enum {
		636	EVBREAK_CANCEL = 0, /* undo unloop */
		637	EVBREAK_ONE = 1, /* unloop once */
572	#define EVUNLOOP_ALL 2 /* unloop all loops */	638	EVBREAK_ALL = 2 /* unloop all loops */
		639	};
573		640
574	#if EV_PROTOTYPES	641	#if EV_PROTOTYPES
575	void ev_loop (EV_P_ int flags);	642	EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0));
576	void ev_unloop (EV_P_ int how); /* set to 1 to break out of event loop, set to 2 to break out of all event loops */	643	EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_NOEXCEPT; /* break out of the loop */
577		644
578	/*	645	/*
579	* ref/unref can be used to add or remove a refcount on the mainloop. every watcher	646	* ref/unref can be used to add or remove a refcount on the mainloop. every watcher
580	* keeps one reference. if you have a long-running watcher you never unregister that	647	* keeps one reference. if you have a long-running watcher you never unregister that
581	* should not keep ev_loop from running, unref() after starting, and ref() before stopping.	648	* should not keep ev_loop from running, unref() after starting, and ref() before stopping.
582	*/	649	*/
583	void ev_ref (EV_P);	650	EV_API_DECL void ev_ref (EV_P) EV_NOEXCEPT;
584	void ev_unref (EV_P);	651	EV_API_DECL void ev_unref (EV_P) EV_NOEXCEPT;
585		652
586	/*	653	/*
587	* convenience function, wait for a single event, without registering an event watcher	654	* convenience function, wait for a single event, without registering an event watcher
588	* if timeout is < 0, do wait indefinitely	655	* if timeout is < 0, do wait indefinitely
589	*/	656	*/
590	void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (cb)(int revents, void arg), void *arg);	657	EV_API_DECL void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (cb)(int revents, void arg), void *arg) EV_NOEXCEPT;
591		658
592	# if EV_FEATURE_API	659	# if EV_FEATURE_API
593	unsigned int ev_iteration (EV_P); /* number of loop iterations */	660	EV_API_DECL unsigned int ev_iteration (EV_P) EV_NOEXCEPT; /* number of loop iterations */
594	unsigned int ev_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */	661	EV_API_DECL unsigned int ev_depth (EV_P) EV_NOEXCEPT; /* #ev_loop enters - #ev_loop leaves */
595	void ev_verify (EV_P); /* abort if loop data corrupted */	662	EV_API_DECL void ev_verify (EV_P) EV_NOEXCEPT; /* abort if loop data corrupted */
596		663
597	/* pre 4.0 API compatibility */
598	# if EV_MULTIPLICITY
599	# define ev_loop_count(l) ev_iteration (l)
600	# define ev_loop_depth(l) ev_depth (l)
601	# define ev_loop_verify(l) ev_verify (l)
602	# endif
603
604	void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */	664	EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */
605	void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */	665	EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */
606		666
607	/* advanced stuff for threading etc. support, see docs */	667	/* advanced stuff for threading etc. support, see docs */
608	void ev_set_userdata (EV_P_ void *data);	668	EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_NOEXCEPT;
609	void *ev_userdata (EV_P);	669	EV_API_DECL void *ev_userdata (EV_P) EV_NOEXCEPT;
610	void ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P));	670	typedef void (*ev_loop_callback)(EV_P);
		671	EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_NOEXCEPT;
		672	/* C++ doesn't allow the use of the ev_loop_callback typedef here, so we need to spell it out */
611	void ev_set_loop_release_cb (EV_P_ void (release)(EV_P), void (acquire)(EV_P));	673	EV_API_DECL void ev_set_loop_release_cb (EV_P_ void (release)(EV_P) EV_NOEXCEPT, void (acquire)(EV_P) EV_NOEXCEPT) EV_NOEXCEPT;
612		674
613	unsigned int ev_pending_count (EV_P); /* number of pending events, if any */	675	EV_API_DECL unsigned int ev_pending_count (EV_P) EV_NOEXCEPT; /* number of pending events, if any */
614	void ev_invoke_pending (EV_P); /* invoke all pending watchers */	676	EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */
615		677
616	/*	678	/*
617	* stop/start the timer handling.	679	* stop/start the timer handling.
618	*/	680	*/
619	void ev_suspend (EV_P);	681	EV_API_DECL void ev_suspend (EV_P) EV_NOEXCEPT;
620	void ev_resume (EV_P);	682	EV_API_DECL void ev_resume (EV_P) EV_NOEXCEPT;
621	#endif	683	#endif
622		684
623	#endif	685	#endif
624		686
625	/* these may evaluate ev multiple times, and the other arguments at most once */	687	/* these may evaluate ev multiple times, and the other arguments at most once */
…		…
640	#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */	702	#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
641	#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */	703	#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
642	#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */	704	#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
643	#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)	705	#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
644	#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */	706	#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
		707	#define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */
645	#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */	708	#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */
646		709
647	#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)	710	#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
648	#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)	711	#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
649	#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0)	712	#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0)
…		…
653	#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)	716	#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
654	#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)	717	#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
655	#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)	718	#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
656	#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)	719	#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
657	#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)	720	#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
		721	#define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0)
658	#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)	722	#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
659		723
660	#define ev_is_pending(ev) (0 + ((ev_watcher )(void )(ev))->pending) /* ro, true when watcher is waiting for callback invocation */	724	#define ev_is_pending(ev) (0 + ((ev_watcher )(void )(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
661	#define ev_is_active(ev) (0 + ((ev_watcher )(void )(ev))->active) /* ro, true when the watcher has been started */	725	#define ev_is_active(ev) (0 + ((ev_watcher )(void )(ev))->active) /* ro, true when the watcher has been started */
662		726
663	#define ev_cb(ev) (ev)->cb /* rw */	727	#define ev_cb_(ev) (ev)->cb /* rw */
		728	#define ev_cb(ev) (memmove (&ev_cb_ (ev), &((ev_watcher *)(ev))->cb, sizeof (ev_cb_ (ev))), (ev)->cb)
664		729
665	#if EV_MINPRI == EV_MAXPRI	730	#if EV_MINPRI == EV_MAXPRI
666	# define ev_priority(ev) ((ev), EV_MINPRI)	731	# define ev_priority(ev) ((ev), EV_MINPRI)
667	# define ev_set_priority(ev,pri) ((ev), (pri))	732	# define ev_set_priority(ev,pri) ((ev), (pri))
668	#else	733	#else
…		…
671	#endif	736	#endif
672		737
673	#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)	738	#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
674		739
675	#ifndef ev_set_cb	740	#ifndef ev_set_cb
676	# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)	741	# define ev_set_cb(ev,cb_) (ev_cb_ (ev) = (cb_), memmove (&((ev_watcher *)(ev))->cb, &ev_cb_ (ev), sizeof (ev_cb_ (ev))))
677	#endif	742	#endif
678		743
679	/* stopping (enabling, adding) a watcher does nothing if it is already running */	744	/* stopping (enabling, adding) a watcher does nothing if it is already running */
680	/* stopping (disabling, deleting) a watcher does nothing unless its already running */	745	/* stopping (disabling, deleting) a watcher does nothing unless it's already running */
681	#if EV_PROTOTYPES	746	#if EV_PROTOTYPES
682		747
683	/* feeds an event into a watcher as if the event actually occured */	748	/* feeds an event into a watcher as if the event actually occurred */
684	/* accepts any ev_watcher type */	749	/* accepts any ev_watcher type */
685	void ev_feed_event (EV_P_ void *w, int revents);	750	EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT;
686	void ev_feed_fd_event (EV_P_ int fd, int revents);	751	EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT;
687	#if EV_SIGNAL_ENABLE	752	#if EV_SIGNAL_ENABLE
		753	EV_API_DECL void ev_feed_signal (int signum) EV_NOEXCEPT;
688	void ev_feed_signal_event (EV_P_ int signum);	754	EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT;
689	#endif	755	#endif
690	void ev_invoke (EV_P_ void *w, int revents);	756	EV_API_DECL void ev_invoke (EV_P_ void *w, int revents);
691	int ev_clear_pending (EV_P_ void *w);	757	EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT;
692		758
693	void ev_io_start (EV_P_ ev_io *w);	759	EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT;
694	void ev_io_stop (EV_P_ ev_io *w);	760	EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT;
695		761
696	void ev_timer_start (EV_P_ ev_timer *w);	762	EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT;
697	void ev_timer_stop (EV_P_ ev_timer *w);	763	EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT;
698	/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */	764	/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
699	void ev_timer_again (EV_P_ ev_timer *w);	765	EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT;
700	/* return remaining time */	766	/* return remaining time */
701	ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w);	767	EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_NOEXCEPT;
702		768
703	#if EV_PERIODIC_ENABLE	769	#if EV_PERIODIC_ENABLE
704	void ev_periodic_start (EV_P_ ev_periodic *w);	770	EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT;
705	void ev_periodic_stop (EV_P_ ev_periodic *w);	771	EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT;
706	void ev_periodic_again (EV_P_ ev_periodic *w);	772	EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT;
707	#endif	773	#endif
708		774
709	/* only supported in the default loop */	775	/* only supported in the default loop */
710	#if EV_SIGNAL_ENABLE	776	#if EV_SIGNAL_ENABLE
711	void ev_signal_start (EV_P_ ev_signal *w);	777	EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT;
712	void ev_signal_stop (EV_P_ ev_signal *w);	778	EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT;
713	#endif	779	#endif
714		780
715	/* only supported in the default loop */	781	/* only supported in the default loop */
716	# if EV_CHILD_ENABLE	782	# if EV_CHILD_ENABLE
717	void ev_child_start (EV_P_ ev_child *w);	783	EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT;
718	void ev_child_stop (EV_P_ ev_child *w);	784	EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT;
719	# endif	785	# endif
720		786
721	# if EV_STAT_ENABLE	787	# if EV_STAT_ENABLE
722	void ev_stat_start (EV_P_ ev_stat *w);	788	EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT;
723	void ev_stat_stop (EV_P_ ev_stat *w);	789	EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT;
724	void ev_stat_stat (EV_P_ ev_stat *w);	790	EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_NOEXCEPT;
725	# endif	791	# endif
726		792
727	# if EV_IDLE_ENABLE	793	# if EV_IDLE_ENABLE
728	void ev_idle_start (EV_P_ ev_idle *w);	794	EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT;
729	void ev_idle_stop (EV_P_ ev_idle *w);	795	EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT;
730	# endif	796	# endif
731		797
732	#if EV_PREPARE_ENABLE	798	#if EV_PREPARE_ENABLE
733	void ev_prepare_start (EV_P_ ev_prepare *w);	799	EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT;
734	void ev_prepare_stop (EV_P_ ev_prepare *w);	800	EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT;
735	#endif	801	#endif
736		802
737	#if EV_CHECK_ENABLE	803	#if EV_CHECK_ENABLE
738	void ev_check_start (EV_P_ ev_check *w);	804	EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT;
739	void ev_check_stop (EV_P_ ev_check *w);	805	EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT;
740	#endif	806	#endif
741		807
742	# if EV_FORK_ENABLE	808	# if EV_FORK_ENABLE
743	void ev_fork_start (EV_P_ ev_fork *w);	809	EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT;
744	void ev_fork_stop (EV_P_ ev_fork *w);	810	EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT;
		811	# endif
		812
		813	# if EV_CLEANUP_ENABLE
		814	EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT;
		815	EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT;
745	# endif	816	# endif
746		817
747	# if EV_EMBED_ENABLE	818	# if EV_EMBED_ENABLE
748	/* only supported when loop to be embedded is in fact embeddable */	819	/* only supported when loop to be embedded is in fact embeddable */
749	void ev_embed_start (EV_P_ ev_embed *w);	820	EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT;
750	void ev_embed_stop (EV_P_ ev_embed *w);	821	EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT;
751	void ev_embed_sweep (EV_P_ ev_embed *w);	822	EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT;
752	# endif	823	# endif
753		824
754	# if EV_ASYNC_ENABLE	825	# if EV_ASYNC_ENABLE
755	void ev_async_start (EV_P_ ev_async *w);	826	EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT;
756	void ev_async_stop (EV_P_ ev_async *w);	827	EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT;
757	void ev_async_send (EV_P_ ev_async *w);	828	EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_NOEXCEPT;
758	# endif
759
760	#endif	829	# endif
761		830
762	#ifdef __cplusplus	831	#if EV_COMPAT3
763	}	832	#define EVLOOP_NONBLOCK EVRUN_NOWAIT
		833	#define EVLOOP_ONESHOT EVRUN_ONCE
		834	#define EVUNLOOP_CANCEL EVBREAK_CANCEL
		835	#define EVUNLOOP_ONE EVBREAK_ONE
		836	#define EVUNLOOP_ALL EVBREAK_ALL
		837	#if EV_PROTOTYPES
		838	EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); }
		839	EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); }
		840	EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); }
		841	EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); }
		842	#if EV_FEATURE_API
		843	EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); }
		844	EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); }
		845	EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); }
		846	#endif
764	#endif	847	#endif
765		848	#else
		849	typedef struct ev_loop ev_loop;
766	#endif	850	#endif
767		851
		852	#endif
		853
		854	EV_CPP(})
		855
		856	#endif
		857

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Comparing libev/ev.h (file contents): Revision 1.140 by root, Thu Oct 21 02:33:08 2010 UTC vs. Revision 1.194 by root, Mon Jul 1 21:47:42 2019 UTC

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Comparing libev/ev.h (file contents):
Revision 1.140 by root, Thu Oct 21 02:33:08 2010 UTC vs.
Revision 1.194 by root, Mon Jul 1 21:47:42 2019 UTC