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

Comparing libev/ev.h (file contents):
Revision 1.125 by root, Mon Aug 3 12:12:40 2009 UTC vs.
Revision 1.201 by root, Wed Jan 22 01:50:42 2020 UTC

…		…
1	/*	1	/*
2	* libev native API header	2	* libev native API header
3	*	3	*
4	* Copyright (c) 2007,2008,2009 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 */
46		55
47	typedef double ev_tstamp;	56	EV_CPP(extern "C" {)
48		57
		58	/*****************************************************************************/
		59
		60	/* pre-4.0 compatibility */
		61	#ifndef EV_COMPAT3
		62	# define EV_COMPAT3 1
		63	#endif
		64
		65	#ifndef EV_FEATURES
		66	# if defined __OPTIMIZE_SIZE__
		67	# define EV_FEATURES 0x7c
		68	# else
		69	# define EV_FEATURES 0x7f
		70	# endif
		71	#endif
		72
		73	#define EV_FEATURE_CODE ((EV_FEATURES) & 1)
		74	#define EV_FEATURE_DATA ((EV_FEATURES) & 2)
		75	#define EV_FEATURE_CONFIG ((EV_FEATURES) & 4)
		76	#define EV_FEATURE_API ((EV_FEATURES) & 8)
		77	#define EV_FEATURE_WATCHERS ((EV_FEATURES) & 16)
		78	#define EV_FEATURE_BACKENDS ((EV_FEATURES) & 32)
		79	#define EV_FEATURE_OS ((EV_FEATURES) & 64)
		80
49	/* these priorities are inclusive, higher priorities will be called earlier */	81	/* these priorities are inclusive, higher priorities will be invoked earlier */
50	#ifndef EV_MINPRI	82	#ifndef EV_MINPRI
51	# define EV_MINPRI -2	83	# define EV_MINPRI (EV_FEATURE_CONFIG ? -2 : 0)
52	#endif	84	#endif
53	#ifndef EV_MAXPRI	85	#ifndef EV_MAXPRI
54	# define EV_MAXPRI +2	86	# define EV_MAXPRI (EV_FEATURE_CONFIG ? +2 : 0)
55	#endif	87	#endif
56		88
57	#ifndef EV_MULTIPLICITY	89	#ifndef EV_MULTIPLICITY
58	# define EV_MULTIPLICITY 1	90	# define EV_MULTIPLICITY EV_FEATURE_CONFIG
59	#endif	91	#endif
60		92
61	#ifndef EV_PERIODIC_ENABLE	93	#ifndef EV_PERIODIC_ENABLE
62	# define EV_PERIODIC_ENABLE 1	94	# define EV_PERIODIC_ENABLE EV_FEATURE_WATCHERS
63	#endif	95	#endif
64		96
65	#ifndef EV_STAT_ENABLE	97	#ifndef EV_STAT_ENABLE
66	# define EV_STAT_ENABLE 1	98	# define EV_STAT_ENABLE EV_FEATURE_WATCHERS
		99	#endif
		100
		101	#ifndef EV_PREPARE_ENABLE
		102	# define EV_PREPARE_ENABLE EV_FEATURE_WATCHERS
		103	#endif
		104
		105	#ifndef EV_CHECK_ENABLE
		106	# define EV_CHECK_ENABLE EV_FEATURE_WATCHERS
67	#endif	107	#endif
68		108
69	#ifndef EV_IDLE_ENABLE	109	#ifndef EV_IDLE_ENABLE
70	# define EV_IDLE_ENABLE 1	110	# define EV_IDLE_ENABLE EV_FEATURE_WATCHERS
71	#endif	111	#endif
72		112
73	#ifndef EV_FORK_ENABLE	113	#ifndef EV_FORK_ENABLE
		114	# define EV_FORK_ENABLE EV_FEATURE_WATCHERS
		115	#endif
		116
		117	#ifndef EV_CLEANUP_ENABLE
		118	# define EV_CLEANUP_ENABLE EV_FEATURE_WATCHERS
		119	#endif
		120
		121	#ifndef EV_SIGNAL_ENABLE
		122	# define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS
		123	#endif
		124
		125	#ifndef EV_CHILD_ENABLE
		126	# ifdef _WIN32
74	# define EV_FORK_ENABLE 1	127	# define EV_CHILD_ENABLE 0
		128	# else
		129	# define EV_CHILD_ENABLE EV_FEATURE_WATCHERS
		130	#endif
		131	#endif
		132
		133	#ifndef EV_ASYNC_ENABLE
		134	# define EV_ASYNC_ENABLE EV_FEATURE_WATCHERS
75	#endif	135	#endif
76		136
77	#ifndef EV_EMBED_ENABLE	137	#ifndef EV_EMBED_ENABLE
78	# define EV_EMBED_ENABLE 1	138	# define EV_EMBED_ENABLE EV_FEATURE_WATCHERS
79	#endif
80
81	#ifndef EV_ASYNC_ENABLE
82	# define EV_ASYNC_ENABLE 1
83	#endif	139	#endif
84		140
85	#ifndef EV_WALK_ENABLE	141	#ifndef EV_WALK_ENABLE
86	# define EV_WALK_ENABLE 0 /* not yet */	142	# define EV_WALK_ENABLE 0 /* not yet */
87	#endif	143	#endif
		144
		145	/*****************************************************************************/
		146
		147	#if EV_CHILD_ENABLE && !EV_SIGNAL_ENABLE
		148	# undef EV_SIGNAL_ENABLE
		149	# define EV_SIGNAL_ENABLE 1
		150	#endif
		151
		152	/*****************************************************************************/
		153
		154	#ifndef EV_TSTAMP_T
		155	# define EV_TSTAMP_T double
		156	#endif
		157	typedef EV_TSTAMP_T ev_tstamp;
		158
		159	#include <string.h> /* for memmove */
88		160
89	#ifndef EV_ATOMIC_T	161	#ifndef EV_ATOMIC_T
90	# include <signal.h>	162	# include <signal.h>
91	# define EV_ATOMIC_T sig_atomic_t volatile	163	# define EV_ATOMIC_T sig_atomic_t volatile
92	#endif	164	#endif
93
94	/*****************************************************************************/
95		165
96	#if EV_STAT_ENABLE	166	#if EV_STAT_ENABLE
97	# ifdef _WIN32	167	# ifdef _WIN32
98	# include <time.h>	168	# include <time.h>
99	# include <sys/types.h>	169	# include <sys/types.h>
…		…
102	#endif	172	#endif
103		173
104	/* support multiple event loops? */	174	/* support multiple event loops? */
105	#if EV_MULTIPLICITY	175	#if EV_MULTIPLICITY
106	struct ev_loop;	176	struct ev_loop;
107	# define EV_P struct ev_loop *loop	177	# define EV_P struct ev_loop loop / a loop as sole parameter in a declaration */
108	# define EV_P_ EV_P,	178	# define EV_P_ EV_P, /* a loop as first of multiple parameters */
109	# define EV_A loop	179	# define EV_A loop /* a loop as sole argument to a function call */
110	# define EV_A_ EV_A,	180	# define EV_A_ EV_A, /* a loop as first of multiple arguments */
111	# define EV_DEFAULT_UC ev_default_loop_uc ()	181	# define EV_DEFAULT_UC ev_default_loop_uc_ () /* the default loop, if initialised, as sole arg */
112	# define EV_DEFAULT_UC_ EV_DEFAULT_UC,	182	# define EV_DEFAULT_UC_ EV_DEFAULT_UC, /* the default loop as first of multiple arguments */
113	# define EV_DEFAULT ev_default_loop (0)	183	# define EV_DEFAULT ev_default_loop (0) /* the default loop as sole arg */
114	# define EV_DEFAULT_ EV_DEFAULT,	184	# define EV_DEFAULT_ EV_DEFAULT, /* the default loop as first of multiple arguments */
115	#else	185	#else
116	# define EV_P void	186	# define EV_P void
117	# define EV_P_	187	# define EV_P_
118	# define EV_A	188	# define EV_A
119	# define EV_A_	189	# define EV_A_
…		…
122	# define EV_DEFAULT_UC	192	# define EV_DEFAULT_UC
123	# define EV_DEFAULT_UC_	193	# define EV_DEFAULT_UC_
124	# undef EV_EMBED_ENABLE	194	# undef EV_EMBED_ENABLE
125	#endif	195	#endif
126		196
		197	/* EV_INLINE is used for functions in header files */
127	#if __STDC_VERSION__ >= 199901L \|\| __GNUC__ >= 3	198	#if __STDC_VERSION__ >= 199901L \|\| __GNUC__ >= 3
128	# define EV_INLINE static inline	199	# define EV_INLINE static inline
129	#else	200	#else
130	# define EV_INLINE static	201	# define EV_INLINE static
131	#endif	202	#endif
132		203
		204	#ifdef EV_API_STATIC
		205	# define EV_API_DECL static
		206	#else
		207	# define EV_API_DECL extern
		208	#endif
		209
		210	/* EV_PROTOTYPES can be used to switch of prototype declarations */
		211	#ifndef EV_PROTOTYPES
		212	# define EV_PROTOTYPES 1
		213	#endif
		214
133	/*****************************************************************************/	215	/*****************************************************************************/
134		216
		217	#define EV_VERSION_MAJOR 4
		218	#define EV_VERSION_MINOR 31
		219
135	/* eventmask, revents, events... */	220	/* eventmask, revents, events... */
136	#define EV_UNDEF -1 /* guaranteed to be invalid */	221	enum {
		222	EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */
137	#define EV_NONE 0x00 /* no events */	223	EV_NONE = 0x00, /* no events */
138	#define EV_READ 0x01 /* ev_io detected read will not block */	224	EV_READ = 0x01, /* ev_io detected read will not block */
139	#define EV_WRITE 0x02 /* ev_io detected write will not block */	225	EV_WRITE = 0x02, /* ev_io detected write will not block */
140	#define EV__IOFDSET 0x80 /* internal use only */	226	EV__IOFDSET = 0x80, /* internal use only */
141	#define EV_IO EV_READ /* alias for type-detection */	227	EV_IO = EV_READ, /* alias for type-detection */
142	#define EV_TIMEOUT 0x00000100 /* timer timed out */	228	EV_TIMER = 0x00000100, /* timer timed out */
143	#define EV_TIMER EV_TIMEOUT /* alias for type-detection */	229	#if EV_COMPAT3
		230	EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */
		231	#endif
144	#define EV_PERIODIC 0x00000200 /* periodic timer timed out */	232	EV_PERIODIC = 0x00000200, /* periodic timer timed out */
145	#define EV_SIGNAL 0x00000400 /* signal was received */	233	EV_SIGNAL = 0x00000400, /* signal was received */
146	#define EV_CHILD 0x00000800 /* child/pid had status change */	234	EV_CHILD = 0x00000800, /* child/pid had status change */
147	#define EV_STAT 0x00001000 /* stat data changed */	235	EV_STAT = 0x00001000, /* stat data changed */
148	#define EV_IDLE 0x00002000 /* event loop is idling */	236	EV_IDLE = 0x00002000, /* event loop is idling */
149	#define EV_PREPARE 0x00004000 /* event loop about to poll */	237	EV_PREPARE = 0x00004000, /* event loop about to poll */
150	#define EV_CHECK 0x00008000 /* event loop finished poll */	238	EV_CHECK = 0x00008000, /* event loop finished poll */
151	#define EV_EMBED 0x00010000 /* embedded event loop needs sweep */	239	EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
152	#define EV_FORK 0x00020000 /* event loop resumed in child */	240	EV_FORK = 0x00020000, /* event loop resumed in child */
		241	EV_CLEANUP = 0x00040000, /* event loop resumed in child */
153	#define EV_ASYNC 0x00040000 /* async intra-loop signal */	242	EV_ASYNC = 0x00080000, /* async intra-loop signal */
154	#define EV_CUSTOM 0x01000000 /* for use by user code */	243	EV_CUSTOM = 0x01000000, /* for use by user code */
155	#define EV_ERROR 0x80000000 /* sent when an error occurs */	244	EV_ERROR = (int)0x80000000 /* sent when an error occurs */
		245	};
156		246
157	/* can be used to add custom fields to all watchers, while losing binary compatibility */	247	/* can be used to add custom fields to all watchers, while losing binary compatibility */
158	#ifndef EV_COMMON	248	#ifndef EV_COMMON
159	# define EV_COMMON void *data;	249	# define EV_COMMON void *data;
160	#endif	250	#endif
161	#ifndef EV_PROTOTYPES
162	# define EV_PROTOTYPES 1
163	#endif
164
165	#define EV_VERSION_MAJOR 3
166	#define EV_VERSION_MINOR 7
167		251
168	#ifndef EV_CB_DECLARE	252	#ifndef EV_CB_DECLARE
169	# define EV_CB_DECLARE(type) void (cb)(EV_P_ struct type w, int revents);	253	# define EV_CB_DECLARE(type) void (cb)(EV_P_ struct type w, int revents);
170	#endif	254	#endif
171	#ifndef EV_CB_INVOKE	255	#ifndef EV_CB_INVOKE
172	# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))	256	# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))
173	#endif	257	#endif
		258
		259	/* not official, do not use */
		260	#define EV_CB(type,name) void name (EV_P_ struct ev_ ## type *w, int revents)
174		261
175	/*	262	/*
176	* struct member types:	263	* struct member types:
177	* private: you may look at them, but not change them,	264	* private: you may look at them, but not change them,
178	* and they might not mean anything to you.	265	* and they might not mean anything to you.
…		…
189	* or the array index + 1 in the pendings array.	276	* or the array index + 1 in the pendings array.
190	*/	277	*/
191		278
192	#if EV_MINPRI == EV_MAXPRI	279	#if EV_MINPRI == EV_MAXPRI
193	# define EV_DECL_PRIORITY	280	# define EV_DECL_PRIORITY
194	#else	281	#elif !defined (EV_DECL_PRIORITY)
195	# define EV_DECL_PRIORITY int priority;	282	# define EV_DECL_PRIORITY int priority;
196	#endif	283	#endif
197		284
198	/* shared by all watchers */	285	/* shared by all watchers */
199	#define EV_WATCHER(type) \	286	#define EV_WATCHER(type) \
…		…
254	{	341	{
255	EV_WATCHER_TIME (ev_periodic)	342	EV_WATCHER_TIME (ev_periodic)
256		343
257	ev_tstamp offset; /* rw */	344	ev_tstamp offset; /* rw */
258	ev_tstamp interval; /* rw */	345	ev_tstamp interval; /* rw */
259	ev_tstamp (reschedule_cb)(struct ev_periodic w, ev_tstamp now); /* rw */	346	ev_tstamp (reschedule_cb)(struct ev_periodic w, ev_tstamp now) EV_NOEXCEPT; /* rw */
260	} ev_periodic;	347	} ev_periodic;
261		348
262	/* invoked when the given signal has been received */	349	/* invoked when the given signal has been received */
263	/* revent EV_SIGNAL */	350	/* revent EV_SIGNAL */
264	typedef struct ev_signal	351	typedef struct ev_signal
…		…
303		390
304	int wd; /* wd for inotify, fd for kqueue */	391	int wd; /* wd for inotify, fd for kqueue */
305	} ev_stat;	392	} ev_stat;
306	#endif	393	#endif
307		394
308	#if EV_IDLE_ENABLE
309	/* invoked when the nothing else needs to be done, keeps the process from blocking */	395	/* invoked when the nothing else needs to be done, keeps the process from blocking */
310	/* revent EV_IDLE */	396	/* revent EV_IDLE */
311	typedef struct ev_idle	397	typedef struct ev_idle
312	{	398	{
313	EV_WATCHER (ev_idle)	399	EV_WATCHER (ev_idle)
314	} ev_idle;	400	} ev_idle;
315	#endif
316		401
317	/* invoked for each run of the mainloop, just before the blocking call */	402	/* invoked for each run of the mainloop, just before the blocking call */
318	/* you can still change events in any way you like */	403	/* you can still change events in any way you like */
319	/* revent EV_PREPARE */	404	/* revent EV_PREPARE */
320	typedef struct ev_prepare	405	typedef struct ev_prepare
…		…
327	typedef struct ev_check	412	typedef struct ev_check
328	{	413	{
329	EV_WATCHER (ev_check)	414	EV_WATCHER (ev_check)
330	} ev_check;	415	} ev_check;
331		416
332	#if EV_FORK_ENABLE
333	/* 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 */
334	typedef struct ev_fork	419	typedef struct ev_fork
335	{	420	{
336	EV_WATCHER (ev_fork)	421	EV_WATCHER (ev_fork)
337	} ev_fork;	422	} ev_fork;
338	#endif	423
		424	/* is invoked just before the loop gets destroyed */
		425	/* revent EV_CLEANUP */
		426	typedef struct ev_cleanup
		427	{
		428	EV_WATCHER (ev_cleanup)
		429	} ev_cleanup;
339		430
340	#if EV_EMBED_ENABLE	431	#if EV_EMBED_ENABLE
341	/* used to embed an event loop inside another */	432	/* used to embed an event loop inside another */
342	/* the callback gets invoked when the event loop has handled events, and can be 0 */	433	/* the callback gets invoked when the event loop has handled events, and can be 0 */
343	typedef struct ev_embed	434	typedef struct ev_embed
344	{	435	{
345	EV_WATCHER (ev_embed)	436	EV_WATCHER (ev_embed)
346		437
347	struct ev_loop other; / ro */	438	struct ev_loop other; / ro */
		439	#undef EV_IO_ENABLE
		440	#define EV_IO_ENABLE 1
348	ev_io io; /* private */	441	ev_io io; /* private */
		442	#undef EV_PREPARE_ENABLE
		443	#define EV_PREPARE_ENABLE 1
349	ev_prepare prepare; /* private */	444	ev_prepare prepare; /* private */
350	ev_check check; /* unused */	445	ev_check check; /* unused */
351	ev_timer timer; /* unused */	446	ev_timer timer; /* unused */
352	ev_periodic periodic; /* unused */	447	ev_periodic periodic; /* unused */
353	ev_idle idle; /* unused */	448	ev_idle idle; /* unused */
354	ev_fork fork; /* private */	449	ev_fork fork; /* private */
		450	ev_cleanup cleanup; /* unused */
355	} ev_embed;	451	} ev_embed;
356	#endif	452	#endif
357		453
358	#if EV_ASYNC_ENABLE	454	#if EV_ASYNC_ENABLE
359	/* invoked when somebody calls ev_async_send on the watcher */	455	/* invoked when somebody calls ev_async_send on the watcher */
…		…
363	EV_WATCHER (ev_async)	459	EV_WATCHER (ev_async)
364		460
365	EV_ATOMIC_T sent; /* private */	461	EV_ATOMIC_T sent; /* private */
366	} ev_async;	462	} ev_async;
367		463
368	# define ev_async_pending(w) ((w)->sent + 0)	464	# define ev_async_pending(w) (+(w)->sent)
369	#endif	465	#endif
370		466
371	/* the presence of this union forces similar struct layout */	467	/* the presence of this union forces similar struct layout */
372	union ev_any_watcher	468	union ev_any_watcher
373	{	469	{
…		…
388	struct ev_prepare prepare;	484	struct ev_prepare prepare;
389	struct ev_check check;	485	struct ev_check check;
390	#if EV_FORK_ENABLE	486	#if EV_FORK_ENABLE
391	struct ev_fork fork;	487	struct ev_fork fork;
392	#endif	488	#endif
		489	#if EV_CLEANUP_ENABLE
		490	struct ev_cleanup cleanup;
		491	#endif
393	#if EV_EMBED_ENABLE	492	#if EV_EMBED_ENABLE
394	struct ev_embed embed;	493	struct ev_embed embed;
395	#endif	494	#endif
396	#if EV_ASYNC_ENABLE	495	#if EV_ASYNC_ENABLE
397	struct ev_async async;	496	struct ev_async async;
398	#endif	497	#endif
399	};	498	};
400		499
401	/* bits for ev_default_loop and ev_loop_new */	500	/* flag bits for ev_default_loop and ev_loop_new */
		501	enum {
402	/* the default */	502	/* the default */
403	#define EVFLAG_AUTO 0x00000000U /* not quite a mask */	503	EVFLAG_AUTO = 0x00000000U, /* not quite a mask */
404	/* flag bits */	504	/* flag bits */
405	#define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */	505	EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */
406	#define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */	506	EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */
407	/* debugging/feature disable */	507	/* debugging/feature disable */
408	#define EVFLAG_NOINOTIFY 0x00100000U /* do not attempt to use inotify */	508	EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */
		509	#if EV_COMPAT3
		510	EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */
		511	#endif
409	#define EVFLAG_NOSIGFD 0x00200000U /* do not attempt to use signalfd */	512	EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */
		513	EVFLAG_NOSIGMASK = 0x00400000U, /* avoid modifying the signal mask */
		514	EVFLAG_NOTIMERFD = 0x00800000U /* avoid creating a timerfd */
		515	};
		516
410	/* method bits to be ored together */	517	/* method bits to be ored together */
		518	enum {
411	#define EVBACKEND_SELECT 0x00000001U /* about anywhere */	519	EVBACKEND_SELECT = 0x00000001U, /* available just about anywhere */
412	#define EVBACKEND_POLL 0x00000002U /* !win */	520	EVBACKEND_POLL = 0x00000002U, /* !win, !aix, broken on osx */
413	#define EVBACKEND_EPOLL 0x00000004U /* linux */	521	EVBACKEND_EPOLL = 0x00000004U, /* linux */
414	#define EVBACKEND_KQUEUE 0x00000008U /* bsd */	522	EVBACKEND_KQUEUE = 0x00000008U, /* bsd, broken on osx */
415	#define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 / / NYI */	523	EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 / / NYI */
416	#define EVBACKEND_PORT 0x00000020U /* solaris 10 */	524	EVBACKEND_PORT = 0x00000020U, /* solaris 10 */
		525	EVBACKEND_LINUXAIO = 0x00000040U, /* linux AIO, 4.19+ */
		526	EVBACKEND_IOURING = 0x00000080U, /* linux io_uring, 5.1+ */
		527	EVBACKEND_ALL = 0x000000FFU, /* all known backends */
		528	EVBACKEND_MASK = 0x0000FFFFU /* all future backends */
		529	};
417		530
418	#if EV_PROTOTYPES	531	#if EV_PROTOTYPES
419	int ev_version_major (void);	532	EV_API_DECL int ev_version_major (void) EV_NOEXCEPT;
420	int ev_version_minor (void);	533	EV_API_DECL int ev_version_minor (void) EV_NOEXCEPT;
421		534
422	unsigned int ev_supported_backends (void);	535	EV_API_DECL unsigned int ev_supported_backends (void) EV_NOEXCEPT;
423	unsigned int ev_recommended_backends (void);	536	EV_API_DECL unsigned int ev_recommended_backends (void) EV_NOEXCEPT;
424	unsigned int ev_embeddable_backends (void);	537	EV_API_DECL unsigned int ev_embeddable_backends (void) EV_NOEXCEPT;
425		538
426	ev_tstamp ev_time (void);	539	EV_API_DECL ev_tstamp ev_time (void) EV_NOEXCEPT;
427	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 */
428		541
429	/* Sets the allocation function to use, works like realloc.	542	/* Sets the allocation function to use, works like realloc.
430	* It is used to allocate and free memory.	543	* It is used to allocate and free memory.
431	* 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
432	* or take some potentially destructive action.	545	* or take some potentially destructive action.
433	* The default is your system realloc function.	546	* The default is your system realloc function.
434	*/	547	*/
435	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;
436		549
437	/* set the callback function to call on a	550	/* set the callback function to call on a
438	* retryable syscall error	551	* retryable syscall error
439	* (such as failed select, poll, epoll_wait)	552	* (such as failed select, poll, epoll_wait)
440	*/	553	*/
441	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;
442		555
443	#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
444	EV_INLINE struct ev_loop *	566	EV_INLINE struct ev_loop *
445	ev_default_loop_uc (void)	567	ev_default_loop_uc_ (void) EV_NOEXCEPT
446	{	568	{
447	extern struct ev_loop *ev_default_loop_ptr;	569	extern struct ev_loop *ev_default_loop_ptr;
448		570
449	return ev_default_loop_ptr;	571	return ev_default_loop_ptr;
450	}	572	}
451		573
452	/* the default loop is the only one that handles signals and child watchers */	574	EV_INLINE int
453	/* you can call this as often as you like */	575	ev_is_default_loop (EV_P) EV_NOEXCEPT
454	EV_INLINE struct ev_loop *
455	ev_default_loop (unsigned int flags)
456	{	576	{
457	struct ev_loop *loop = ev_default_loop_uc ();	577	return EV_A == EV_DEFAULT_UC;
458
459	if (!loop)
460	{
461	extern struct ev_loop *ev_default_loop_init (unsigned int flags);
462
463	loop = ev_default_loop_init (flags);
464	}
465
466	return loop;
467	}	578	}
468		579
469	/* create and destroy alternative loops that don't handle signals */	580	/* create and destroy alternative loops that don't handle signals */
470	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;
471	void ev_loop_destroy (EV_P);
472	void ev_loop_fork (EV_P);
473		582
474	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 */
475		584
476	#else	585	#else
477		586
478	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;
479		590
480	EV_INLINE ev_tstamp	591	EV_INLINE ev_tstamp
481	ev_now (void)	592	ev_now (void) EV_NOEXCEPT
482	{	593	{
483	extern ev_tstamp ev_rt_now;
484
485	return ev_rt_now;	594	return ev_rt_now;
486	}	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
487	#endif /* multiplicity */	604	#endif /* multiplicity */
488		605
489	EV_INLINE int	606	/* destroy event loops, also works for the default loop */
490	ev_is_default_loop (EV_P)	607	EV_API_DECL void ev_loop_destroy (EV_P);
491	{
492	#if EV_MULTIPLICITY
493	extern struct ev_loop *ev_default_loop_ptr;
494		608
495	return !!(EV_A == ev_default_loop_ptr);
496	#else
497	return 1;
498	#endif
499	}
500
501	void ev_default_destroy (void); /* destroy the default loop */
502	/* this needs to be called after fork, to duplicate the default loop */	609	/* this needs to be called after fork, to duplicate the loop */
503	/* 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 */
504	/* you can call it in either the parent or the child */	611	/* you can call it in either the parent or the child */
505	/* you can actually call it at any time, anywhere :) */	612	/* you can actually call it at any time, anywhere :) */
506	void ev_default_fork (void);	613	EV_API_DECL void ev_loop_fork (EV_P) EV_NOEXCEPT;
507		614
508	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 */
509		616
510	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 */
511		618
512	#if EV_WALK_ENABLE	619	#if EV_WALK_ENABLE
513	/* 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 */
514	/* callback on every such watcher. The callback might stop the watcher, */	621	/* callback on every such watcher. The callback might stop the watcher, */
515	/* but do nothing else with the loop */	622	/* but do nothing else with the loop */
516	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;
517	#endif	624	#endif
518		625
519	#endif /* prototypes */	626	#endif /* prototypes */
520		627
521	#define EVLOOP_NONBLOCK 1 /* do not block/wait */	628	/* ev_run flags values */
522	#define EVLOOP_ONESHOT 2 /* block once only */	629	enum {
523	#define EVUNLOOP_CANCEL 0 /* undo unloop */	630	EVRUN_NOWAIT = 1, /* do not block/wait */
524	#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 */
525	#define EVUNLOOP_ALL 2 /* unloop all loops */	638	EVBREAK_ALL = 2 /* unloop all loops */
		639	};
526		640
527	#if EV_PROTOTYPES	641	#if EV_PROTOTYPES
528	void ev_loop (EV_P_ int flags);	642	EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0));
529	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 */
530		644
531	/*	645	/*
532	* 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
533	* 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
534	* 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.
535	*/	649	*/
536	void ev_ref (EV_P);	650	EV_API_DECL void ev_ref (EV_P) EV_NOEXCEPT;
537	void ev_unref (EV_P);	651	EV_API_DECL void ev_unref (EV_P) EV_NOEXCEPT;
538		652
539	/*	653	/*
540	* 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
541	* if timeout is < 0, do wait indefinitely	655	* if timeout is < 0, do wait indefinitely
542	*/	656	*/
543	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;
544		658
545	# if EV_MINIMAL < 2	659	EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */
546	unsigned int ev_loop_count (EV_P); /* number of loop iterations */	660
		661	# if EV_FEATURE_API
		662	EV_API_DECL unsigned int ev_iteration (EV_P) EV_NOEXCEPT; /* number of loop iterations */
547	unsigned int ev_loop_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */	663	EV_API_DECL unsigned int ev_depth (EV_P) EV_NOEXCEPT; /* #ev_loop enters - #ev_loop leaves */
548	void ev_loop_verify (EV_P); /* abort if loop data corrupted */	664	EV_API_DECL void ev_verify (EV_P) EV_NOEXCEPT; /* abort if loop data corrupted */
549		665
550	void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */	666	EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */
551	void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */	667	EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */
552		668
553	/* advanced stuff for threading etc. support, see docs */	669	/* advanced stuff for threading etc. support, see docs */
554	void ev_set_userdata (EV_P_ void *data);	670	EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_NOEXCEPT;
555	void *ev_userdata (EV_P);	671	EV_API_DECL void *ev_userdata (EV_P) EV_NOEXCEPT;
556	void ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P));	672	typedef void (*ev_loop_callback)(EV_P);
		673	EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_NOEXCEPT;
		674	/* C++ doesn't allow the use of the ev_loop_callback typedef here, so we need to spell it out */
557	void ev_set_loop_release_cb (EV_P_ void (release)(EV_P), void (acquire)(EV_P));	675	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;
558		676
559	unsigned int ev_pending_count (EV_P); /* number of pending events, if any */	677	EV_API_DECL unsigned int ev_pending_count (EV_P) EV_NOEXCEPT; /* number of pending events, if any */
560	void ev_invoke_pending (EV_P); /* invoke all pending watchers */
561		678
562	/*	679	/*
563	* stop/start the timer handling.	680	* stop/start the timer handling.
564	*/	681	*/
565	void ev_suspend (EV_P);	682	EV_API_DECL void ev_suspend (EV_P) EV_NOEXCEPT;
566	void ev_resume (EV_P);	683	EV_API_DECL void ev_resume (EV_P) EV_NOEXCEPT;
567	#endif	684	#endif
568		685
569	#endif	686	#endif
570		687
571	/* these may evaluate ev multiple times, and the other arguments at most once */	688	/* these may evaluate ev multiple times, and the other arguments at most once */
…		…
575	((ev_watcher )(void )(ev))->pending = 0; \	692	((ev_watcher )(void )(ev))->pending = 0; \
576	ev_set_priority ((ev), 0); \	693	ev_set_priority ((ev), 0); \
577	ev_set_cb ((ev), cb_); \	694	ev_set_cb ((ev), cb_); \
578	} while (0)	695	} while (0)
579		696
		697	#define ev_io_modify(ev,events_) do { (ev)->events = (ev)->events & EV__IOMASK \| (events_); } while (0)
580	#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) \| EV__IOFDSET; } while (0)	698	#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) \| EV__IOFDSET; } while (0)
581	#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0)	699	#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0)
582	#define ev_periodic_set(ev,ofs_,ival_,rcb_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb = (rcb_); } while (0)	700	#define ev_periodic_set(ev,ofs_,ival_,rcb_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb = (rcb_); } while (0)
583	#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)	701	#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
584	#define ev_child_set(ev,pid_,trace_) do { (ev)->pid = (pid_); (ev)->flags = !!(trace_); } while (0)	702	#define ev_child_set(ev,pid_,trace_) do { (ev)->pid = (pid_); (ev)->flags = !!(trace_); } while (0)
…		…
586	#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */	704	#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
587	#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */	705	#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
588	#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */	706	#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
589	#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)	707	#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
590	#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */	708	#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
591	#define ev_async_set(ev) do { (ev)->sent = 0; } while (0)	709	#define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */
		710	#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */
592		711
593	#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)	712	#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
594	#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)	713	#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
595	#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0)	714	#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0)
596	#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)	715	#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
…		…
599	#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)	718	#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
600	#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)	719	#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
601	#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)	720	#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
602	#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)	721	#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
603	#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)	722	#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
		723	#define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0)
604	#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)	724	#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
605		725
606	#define ev_is_pending(ev) (0 + ((ev_watcher )(void )(ev))->pending) /* ro, true when watcher is waiting for callback invocation */	726	#define ev_is_pending(ev) (0 + ((ev_watcher )(void )(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
607	#define ev_is_active(ev) (0 + ((ev_watcher )(void )(ev))->active) /* ro, true when the watcher has been started */	727	#define ev_is_active(ev) (0 + ((ev_watcher )(void )(ev))->active) /* ro, true when the watcher has been started */
608		728
609	#define ev_cb(ev) (ev)->cb /* rw */	729	#define ev_cb_(ev) (ev)->cb /* rw */
		730	#define ev_cb(ev) (memmove (&ev_cb_ (ev), &((ev_watcher *)(ev))->cb, sizeof (ev_cb_ (ev))), (ev)->cb)
610		731
611	#if EV_MINPRI == EV_MAXPRI	732	#if EV_MINPRI == EV_MAXPRI
612	# define ev_priority(ev) ((ev), EV_MINPRI)	733	# define ev_priority(ev) ((ev), EV_MINPRI)
613	# define ev_set_priority(ev,pri) ((ev), (pri))	734	# define ev_set_priority(ev,pri) ((ev), (pri))
614	#else	735	#else
615	# define ev_priority(ev) ((((ev_watcher )(void )(ev))->priority) + 0)	736	# define ev_priority(ev) (+(((ev_watcher )(void )(ev))->priority))
616	# define ev_set_priority(ev,pri) ( (ev_watcher )(void )(ev))->priority = (pri)	737	# define ev_set_priority(ev,pri) ( (ev_watcher )(void )(ev))->priority = (pri)
617	#endif	738	#endif
618		739
619	#define ev_periodic_at(ev) (((ev_watcher_time *)(ev))->at + 0.)	740	#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
620		741
621	#ifndef ev_set_cb	742	#ifndef ev_set_cb
622	# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)	743	# define ev_set_cb(ev,cb_) (ev_cb_ (ev) = (cb_), memmove (&((ev_watcher *)(ev))->cb, &ev_cb_ (ev), sizeof (ev_cb_ (ev))))
623	#endif	744	#endif
624		745
625	/* stopping (enabling, adding) a watcher does nothing if it is already running */	746	/* stopping (enabling, adding) a watcher does nothing if it is already running */
626	/* stopping (disabling, deleting) a watcher does nothing unless its already running */	747	/* stopping (disabling, deleting) a watcher does nothing unless it's already running */
627	#if EV_PROTOTYPES	748	#if EV_PROTOTYPES
628		749
629	/* feeds an event into a watcher as if the event actually occured */	750	/* feeds an event into a watcher as if the event actually occurred */
630	/* accepts any ev_watcher type */	751	/* accepts any ev_watcher type */
631	void ev_feed_event (EV_P_ void *w, int revents);	752	EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT;
632	void ev_feed_fd_event (EV_P_ int fd, int revents);	753	EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT;
		754	#if EV_SIGNAL_ENABLE
		755	EV_API_DECL void ev_feed_signal (int signum) EV_NOEXCEPT;
633	void ev_feed_signal_event (EV_P_ int signum);	756	EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT;
		757	#endif
634	void ev_invoke (EV_P_ void *w, int revents);	758	EV_API_DECL void ev_invoke (EV_P_ void *w, int revents);
635	int ev_clear_pending (EV_P_ void *w);	759	EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT;
636		760
637	void ev_io_start (EV_P_ ev_io *w);	761	EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT;
638	void ev_io_stop (EV_P_ ev_io *w);	762	EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT;
639		763
640	void ev_timer_start (EV_P_ ev_timer *w);	764	EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT;
641	void ev_timer_stop (EV_P_ ev_timer *w);	765	EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT;
642	/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */	766	/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
643	void ev_timer_again (EV_P_ ev_timer *w);	767	EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT;
644	/* return remaining time */	768	/* return remaining time */
645	ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w);	769	EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_NOEXCEPT;
646		770
647	#if EV_PERIODIC_ENABLE	771	#if EV_PERIODIC_ENABLE
648	void ev_periodic_start (EV_P_ ev_periodic *w);	772	EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT;
649	void ev_periodic_stop (EV_P_ ev_periodic *w);	773	EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT;
650	void ev_periodic_again (EV_P_ ev_periodic *w);	774	EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT;
651	#endif	775	#endif
652		776
653	/* only supported in the default loop */	777	/* only supported in the default loop */
		778	#if EV_SIGNAL_ENABLE
654	void ev_signal_start (EV_P_ ev_signal *w);	779	EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT;
655	void ev_signal_stop (EV_P_ ev_signal *w);	780	EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT;
		781	#endif
656		782
657	/* only supported in the default loop */	783	/* only supported in the default loop */
		784	# if EV_CHILD_ENABLE
658	void ev_child_start (EV_P_ ev_child *w);	785	EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT;
659	void ev_child_stop (EV_P_ ev_child *w);	786	EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT;
		787	# endif
660		788
661	# if EV_STAT_ENABLE	789	# if EV_STAT_ENABLE
662	void ev_stat_start (EV_P_ ev_stat *w);	790	EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT;
663	void ev_stat_stop (EV_P_ ev_stat *w);	791	EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT;
664	void ev_stat_stat (EV_P_ ev_stat *w);	792	EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_NOEXCEPT;
665	# endif	793	# endif
666		794
667	# if EV_IDLE_ENABLE	795	# if EV_IDLE_ENABLE
668	void ev_idle_start (EV_P_ ev_idle *w);	796	EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT;
669	void ev_idle_stop (EV_P_ ev_idle *w);	797	EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT;
		798	# endif
		799
		800	#if EV_PREPARE_ENABLE
		801	EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT;
		802	EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT;
670	# endif	803	#endif
671		804
672	void ev_prepare_start (EV_P_ ev_prepare *w);	805	#if EV_CHECK_ENABLE
673	void ev_prepare_stop (EV_P_ ev_prepare *w);
674
675	void ev_check_start (EV_P_ ev_check *w);	806	EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT;
676	void ev_check_stop (EV_P_ ev_check *w);	807	EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT;
		808	#endif
677		809
678	# if EV_FORK_ENABLE	810	# if EV_FORK_ENABLE
679	void ev_fork_start (EV_P_ ev_fork *w);	811	EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT;
680	void ev_fork_stop (EV_P_ ev_fork *w);	812	EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT;
		813	# endif
		814
		815	# if EV_CLEANUP_ENABLE
		816	EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT;
		817	EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT;
681	# endif	818	# endif
682		819
683	# if EV_EMBED_ENABLE	820	# if EV_EMBED_ENABLE
684	/* only supported when loop to be embedded is in fact embeddable */	821	/* only supported when loop to be embedded is in fact embeddable */
685	void ev_embed_start (EV_P_ ev_embed *w);	822	EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT;
686	void ev_embed_stop (EV_P_ ev_embed *w);	823	EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT;
687	void ev_embed_sweep (EV_P_ ev_embed *w);	824	EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT;
688	# endif	825	# endif
689		826
690	# if EV_ASYNC_ENABLE	827	# if EV_ASYNC_ENABLE
691	void ev_async_start (EV_P_ ev_async *w);	828	EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT;
692	void ev_async_stop (EV_P_ ev_async *w);	829	EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT;
693	void ev_async_send (EV_P_ ev_async *w);	830	EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_NOEXCEPT;
694	# endif
695
696	#endif	831	# endif
697		832
698	#ifdef __cplusplus	833	#if EV_COMPAT3
699	}	834	#define EVLOOP_NONBLOCK EVRUN_NOWAIT
		835	#define EVLOOP_ONESHOT EVRUN_ONCE
		836	#define EVUNLOOP_CANCEL EVBREAK_CANCEL
		837	#define EVUNLOOP_ONE EVBREAK_ONE
		838	#define EVUNLOOP_ALL EVBREAK_ALL
		839	#if EV_PROTOTYPES
		840	EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); }
		841	EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); }
		842	EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); }
		843	EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); }
		844	#if EV_FEATURE_API
		845	EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); }
		846	EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); }
		847	EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); }
		848	#endif
700	#endif	849	#endif
701		850	#else
		851	typedef struct ev_loop ev_loop;
702	#endif	852	#endif
703		853
		854	#endif
		855
		856	EV_CPP(})
		857
		858	#endif
		859

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Comparing libev/ev.h (file contents): Revision 1.125 by root, Mon Aug 3 12:12:40 2009 UTC vs. Revision 1.201 by root, Wed Jan 22 01:50:42 2020 UTC

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Comparing libev/ev.h (file contents):
Revision 1.125 by root, Mon Aug 3 12:12:40 2009 UTC vs.
Revision 1.201 by root, Wed Jan 22 01:50:42 2020 UTC