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

Comparing libev/ev.h (file contents):
Revision 1.102 by root, Thu May 22 02:44:57 2008 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 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,
35	* and other provisions required by the GPL. If you do not delete the	35	* and other provisions required by the GPL. If you do not delete the
36	* provisions above, a recipient may use your version of this file under	36	* provisions above, a recipient may use your version of this file under
37	* either the BSD or the GPL.	37	* either the BSD or the GPL.
38	*/	38	*/
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" {)
		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
		81	/* these priorities are inclusive, higher priorities will be invoked earlier */
		82	#ifndef EV_MINPRI
		83	# define EV_MINPRI (EV_FEATURE_CONFIG ? -2 : 0)
		84	#endif
		85	#ifndef EV_MAXPRI
		86	# define EV_MAXPRI (EV_FEATURE_CONFIG ? +2 : 0)
		87	#endif
		88
		89	#ifndef EV_MULTIPLICITY
		90	# define EV_MULTIPLICITY EV_FEATURE_CONFIG
		91	#endif
		92
		93	#ifndef EV_PERIODIC_ENABLE
		94	# define EV_PERIODIC_ENABLE EV_FEATURE_WATCHERS
		95	#endif
		96
		97	#ifndef EV_STAT_ENABLE
		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
		107	#endif
		108
		109	#ifndef EV_IDLE_ENABLE
		110	# define EV_IDLE_ENABLE EV_FEATURE_WATCHERS
		111	#endif
		112
		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
		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
		135	#endif
		136
		137	#ifndef EV_EMBED_ENABLE
		138	# define EV_EMBED_ENABLE EV_FEATURE_WATCHERS
		139	#endif
		140
		141	#ifndef EV_WALK_ENABLE
		142	# define EV_WALK_ENABLE 0 /* not yet */
		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	/*****************************************************************************/
46		153
47	typedef double ev_tstamp;	154	typedef double ev_tstamp;
48		155
49	/* these priorities are inclusive, higher priorities will be called earlier */	156	#include <string.h> /* for memmove */
50	#ifndef EV_MINPRI
51	# define EV_MINPRI -2
52	#endif
53	#ifndef EV_MAXPRI
54	# define EV_MAXPRI +2
55	#endif
56
57	#ifndef EV_MULTIPLICITY
58	# define EV_MULTIPLICITY 1
59	#endif
60
61	#ifndef EV_PERIODIC_ENABLE
62	# define EV_PERIODIC_ENABLE 1
63	#endif
64
65	#ifndef EV_STAT_ENABLE
66	# define EV_STAT_ENABLE 1
67	#endif
68
69	#ifndef EV_IDLE_ENABLE
70	# define EV_IDLE_ENABLE 1
71	#endif
72
73	#ifndef EV_FORK_ENABLE
74	# define EV_FORK_ENABLE 1
75	#endif
76
77	#ifndef EV_EMBED_ENABLE
78	# define EV_EMBED_ENABLE 1
79	#endif
80
81	#ifndef EV_ASYNC_ENABLE
82	# define EV_ASYNC_ENABLE 1
83	#endif
84		157
85	#ifndef EV_ATOMIC_T	158	#ifndef EV_ATOMIC_T
86	# include <signal.h>	159	# include <signal.h>
87	# define EV_ATOMIC_T sig_atomic_t volatile	160	# define EV_ATOMIC_T sig_atomic_t volatile
88	#endif	161	#endif
89		162
90	/*****************************************************************************/
91
92	#if EV_STAT_ENABLE	163	#if EV_STAT_ENABLE
		164	# ifdef _WIN32
		165	# include <time.h>
		166	# include <sys/types.h>
		167	# endif
93	# include <sys/stat.h>	168	# include <sys/stat.h>
94	#endif	169	#endif
95		170
96	/* support multiple event loops? */	171	/* support multiple event loops? */
97	#if EV_MULTIPLICITY	172	#if EV_MULTIPLICITY
98	struct ev_loop;	173	struct ev_loop;
99	# define EV_P struct ev_loop *loop	174	# define EV_P struct ev_loop loop / a loop as sole parameter in a declaration */
100	# define EV_P_ EV_P,	175	# define EV_P_ EV_P, /* a loop as first of multiple parameters */
101	# define EV_A loop	176	# define EV_A loop /* a loop as sole argument to a function call */
102	# define EV_A_ EV_A,	177	# define EV_A_ EV_A, /* a loop as first of multiple arguments */
103	# 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 */
104	# define EV_DEFAULT_UC_ EV_DEFAULT_UC,	179	# define EV_DEFAULT_UC_ EV_DEFAULT_UC, /* the default loop as first of multiple arguments */
105	# define EV_DEFAULT ev_default_loop (0)	180	# define EV_DEFAULT ev_default_loop (0) /* the default loop as sole arg */
106	# define EV_DEFAULT_ EV_DEFAULT,	181	# define EV_DEFAULT_ EV_DEFAULT, /* the default loop as first of multiple arguments */
107	#else	182	#else
108	# define EV_P void	183	# define EV_P void
109	# define EV_P_	184	# define EV_P_
110	# define EV_A	185	# define EV_A
111	# define EV_A_	186	# define EV_A_
…		…
114	# define EV_DEFAULT_UC	189	# define EV_DEFAULT_UC
115	# define EV_DEFAULT_UC_	190	# define EV_DEFAULT_UC_
116	# undef EV_EMBED_ENABLE	191	# undef EV_EMBED_ENABLE
117	#endif	192	#endif
118		193
		194	/* EV_INLINE is used for functions in header files */
119	#if __STDC_VERSION__ >= 199901L \|\| __GNUC__ >= 3	195	#if __STDC_VERSION__ >= 199901L \|\| __GNUC__ >= 3
120	# define EV_INLINE static inline	196	# define EV_INLINE static inline
121	#else	197	#else
122	# define EV_INLINE static	198	# define EV_INLINE static
123	#endif	199	#endif
124		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 */
		208	#ifndef EV_PROTOTYPES
		209	# define EV_PROTOTYPES 1
		210	#endif
		211
125	/*****************************************************************************/	212	/*****************************************************************************/
126		213
		214	#define EV_VERSION_MAJOR 4
		215	#define EV_VERSION_MINOR 27
		216
127	/* eventmask, revents, events... */	217	/* eventmask, revents, events... */
128	#define EV_UNDEF -1 /* guaranteed to be invalid */	218	enum {
		219	EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */
129	#define EV_NONE 0x00 /* no events */	220	EV_NONE = 0x00, /* no events */
130	#define EV_READ 0x01 /* ev_io detected read will not block */	221	EV_READ = 0x01, /* ev_io detected read will not block */
131	#define EV_WRITE 0x02 /* ev_io detected write will not block */	222	EV_WRITE = 0x02, /* ev_io detected write will not block */
132	#define EV_IOFDSET 0x80 /* internal use only */	223	EV__IOFDSET = 0x80, /* internal use only */
		224	EV_IO = EV_READ, /* alias for type-detection */
133	#define EV_TIMEOUT 0x00000100 /* timer timed out */	225	EV_TIMER = 0x00000100, /* timer timed out */
		226	#if EV_COMPAT3
		227	EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */
		228	#endif
134	#define EV_PERIODIC 0x00000200 /* periodic timer timed out */	229	EV_PERIODIC = 0x00000200, /* periodic timer timed out */
135	#define EV_SIGNAL 0x00000400 /* signal was received */	230	EV_SIGNAL = 0x00000400, /* signal was received */
136	#define EV_CHILD 0x00000800 /* child/pid had status change */	231	EV_CHILD = 0x00000800, /* child/pid had status change */
137	#define EV_STAT 0x00001000 /* stat data changed */	232	EV_STAT = 0x00001000, /* stat data changed */
138	#define EV_IDLE 0x00002000 /* event loop is idling */	233	EV_IDLE = 0x00002000, /* event loop is idling */
139	#define EV_PREPARE 0x00004000 /* event loop about to poll */	234	EV_PREPARE = 0x00004000, /* event loop about to poll */
140	#define EV_CHECK 0x00008000 /* event loop finished poll */	235	EV_CHECK = 0x00008000, /* event loop finished poll */
141	#define EV_EMBED 0x00010000 /* embedded event loop needs sweep */	236	EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
142	#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 */
143	#define EV_ASYNC 0x00040000 /* async intra-loop signal */	239	EV_ASYNC = 0x00080000, /* async intra-loop signal */
		240	EV_CUSTOM = 0x01000000, /* for use by user code */
144	#define EV_ERROR 0x80000000 /* sent when an error occurs */	241	EV_ERROR = (int)0x80000000 /* sent when an error occurs */
		242	};
145		243
146	/* 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 */
147	#ifndef EV_COMMON	245	#ifndef EV_COMMON
148	# define EV_COMMON void *data;	246	# define EV_COMMON void *data;
149	#endif	247	#endif
150	#ifndef EV_PROTOTYPES
151	# define EV_PROTOTYPES 1
152	#endif
153
154	#define EV_VERSION_MAJOR 3
155	#define EV_VERSION_MINOR 0
156		248
157	#ifndef EV_CB_DECLARE	249	#ifndef EV_CB_DECLARE
158	# define EV_CB_DECLARE(type) void (cb)(EV_P_ struct type w, int revents);	250	# define EV_CB_DECLARE(type) void (cb)(EV_P_ struct type w, int revents);
159	#endif	251	#endif
160	#ifndef EV_CB_INVOKE	252	#ifndef EV_CB_INVOKE
161	# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))	253	# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))
162	#endif	254	#endif
163		255
		256	/* not official, do not use */
		257	#define EV_CB(type,name) void name (EV_P_ struct ev_ ## type *w, int revents)
		258
164	/*	259	/*
165	* struct member types:	260	* struct member types:
166	* private: you can look at them, but not change them, and they might not mean anything to you.	261	* private: you may look at them, but not change them,
		262	* and they might not mean anything to you.
167	* ro: can be read anytime, but only changed when the watcher isn't active	263	* ro: can be read anytime, but only changed when the watcher isn't active.
168	* rw: can be read and modified anytime, even when the watcher is active	264	* rw: can be read and modified anytime, even when the watcher is active.
169	*	265	*
170	* some internal details that might be helpful for debugging:	266	* some internal details that might be helpful for debugging:
171	*	267	*
172	* active is either 0, which means the watcher is not active,	268	* active is either 0, which means the watcher is not active,
173	* or the array index of the watcher (periodics, timers)	269	* or the array index of the watcher (periodics, timers)
174	* or the array index + 1 (most other watchers)	270	* or the array index + 1 (most other watchers)
175	* or simply 1 for watchers that aren't in some array.	271	* or simply 1 for watchers that aren't in some array.
176	* pending is either 0, in which case the watcher isn't,	272	* pending is either 0, in which case the watcher isn't,
177	* or the array index + 1 in the pendings array.	273	* or the array index + 1 in the pendings array.
178	*/	274	*/
		275
		276	#if EV_MINPRI == EV_MAXPRI
		277	# define EV_DECL_PRIORITY
		278	#elif !defined (EV_DECL_PRIORITY)
		279	# define EV_DECL_PRIORITY int priority;
		280	#endif
179		281
180	/* shared by all watchers */	282	/* shared by all watchers */
181	#define EV_WATCHER(type) \	283	#define EV_WATCHER(type) \
182	int active; /* private */ \	284	int active; /* private */ \
183	int pending; /* private */ \	285	int pending; /* private */ \
184	int priority; /* private */ \	286	EV_DECL_PRIORITY /* private */ \
185	EV_COMMON /* rw */ \	287	EV_COMMON /* rw */ \
186	EV_CB_DECLARE (type) /* private */	288	EV_CB_DECLARE (type) /* private */
187		289
188	#define EV_WATCHER_LIST(type) \	290	#define EV_WATCHER_LIST(type) \
189	EV_WATCHER (type) \	291	EV_WATCHER (type) \
…		…
236	{	338	{
237	EV_WATCHER_TIME (ev_periodic)	339	EV_WATCHER_TIME (ev_periodic)
238		340
239	ev_tstamp offset; /* rw */	341	ev_tstamp offset; /* rw */
240	ev_tstamp interval; /* rw */	342	ev_tstamp interval; /* rw */
241	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 */
242	} ev_periodic;	344	} ev_periodic;
243		345
244	/* invoked when the given signal has been received */	346	/* invoked when the given signal has been received */
245	/* revent EV_SIGNAL */	347	/* revent EV_SIGNAL */
246	typedef struct ev_signal	348	typedef struct ev_signal
…		…
311	EV_WATCHER (ev_check)	413	EV_WATCHER (ev_check)
312	} ev_check;	414	} ev_check;
313		415
314	#if EV_FORK_ENABLE	416	#if EV_FORK_ENABLE
315	/* 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 */
316	typedef struct ev_fork	419	typedef struct ev_fork
317	{	420	{
318	EV_WATCHER (ev_fork)	421	EV_WATCHER (ev_fork)
319	} 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;
320	#endif	432	#endif
321		433
322	#if EV_EMBED_ENABLE	434	#if EV_EMBED_ENABLE
323	/* used to embed an event loop inside another */	435	/* used to embed an event loop inside another */
324	/* 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 */
…		…
331	ev_prepare prepare; /* private */	443	ev_prepare prepare; /* private */
332	ev_check check; /* unused */	444	ev_check check; /* unused */
333	ev_timer timer; /* unused */	445	ev_timer timer; /* unused */
334	ev_periodic periodic; /* unused */	446	ev_periodic periodic; /* unused */
335	ev_idle idle; /* unused */	447	ev_idle idle; /* unused */
336	ev_fork fork; /* unused */	448	ev_fork fork; /* private */
		449	#if EV_CLEANUP_ENABLE
		450	ev_cleanup cleanup; /* unused */
		451	#endif
337	} ev_embed;	452	} ev_embed;
338	#endif	453	#endif
339		454
340	#if EV_ASYNC_ENABLE	455	#if EV_ASYNC_ENABLE
341	/* invoked when somebody calls ev_async_send on the watcher */	456	/* invoked when somebody calls ev_async_send on the watcher */
…		…
345	EV_WATCHER (ev_async)	460	EV_WATCHER (ev_async)
346		461
347	EV_ATOMIC_T sent; /* private */	462	EV_ATOMIC_T sent; /* private */
348	} ev_async;	463	} ev_async;
349		464
350	# define ev_async_pending(w) ((w)->sent + 0)	465	# define ev_async_pending(w) (+(w)->sent)
351	#endif	466	#endif
352		467
353	/* the presence of this union forces similar struct layout */	468	/* the presence of this union forces similar struct layout */
354	union ev_any_watcher	469	union ev_any_watcher
355	{	470	{
…		…
370	struct ev_prepare prepare;	485	struct ev_prepare prepare;
371	struct ev_check check;	486	struct ev_check check;
372	#if EV_FORK_ENABLE	487	#if EV_FORK_ENABLE
373	struct ev_fork fork;	488	struct ev_fork fork;
374	#endif	489	#endif
		490	#if EV_CLEANUP_ENABLE
		491	struct ev_cleanup cleanup;
		492	#endif
375	#if EV_EMBED_ENABLE	493	#if EV_EMBED_ENABLE
376	struct ev_embed embed;	494	struct ev_embed embed;
377	#endif	495	#endif
378	#if EV_ASYNC_ENABLE	496	#if EV_ASYNC_ENABLE
379	struct ev_async async;	497	struct ev_async async;
380	#endif	498	#endif
381	};	499	};
382		500
383	/* bits for ev_default_loop and ev_loop_new */	501	/* flag bits for ev_default_loop and ev_loop_new */
		502	enum {
384	/* the default */	503	/* the default */
385	#define EVFLAG_AUTO 0x00000000U /* not quite a mask */	504	EVFLAG_AUTO = 0x00000000U, /* not quite a mask */
386	/* flag bits */	505	/* flag bits */
387	#define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */	506	EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */
388	#define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */	507	EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */
		508	/* debugging/feature disable */
		509	EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */
		510	#if EV_COMPAT3
		511	EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */
		512	#endif
		513	EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */
		514	EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */
		515	};
		516
389	/* method bits to be ored together */	517	/* method bits to be ored together */
		518	enum {
390	#define EVBACKEND_SELECT 0x00000001U /* about anywhere */	519	EVBACKEND_SELECT = 0x00000001U, /* available just about anywhere */
391	#define EVBACKEND_POLL 0x00000002U /* !win */	520	EVBACKEND_POLL = 0x00000002U, /* !win, !aix, broken on osx */
392	#define EVBACKEND_EPOLL 0x00000004U /* linux */	521	EVBACKEND_EPOLL = 0x00000004U, /* linux */
393	#define EVBACKEND_KQUEUE 0x00000008U /* bsd */	522	EVBACKEND_KQUEUE = 0x00000008U, /* bsd, broken on osx */
394	#define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 / / NYI */	523	EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 / / NYI */
395	#define EVBACKEND_PORT 0x00000020U /* solaris 10 */	524	EVBACKEND_PORT = 0x00000020U, /* solaris 10 */
		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	};
396		530
397	#if EV_PROTOTYPES	531	#if EV_PROTOTYPES
398	int ev_version_major (void);	532	EV_API_DECL int ev_version_major (void) EV_NOEXCEPT;
399	int ev_version_minor (void);	533	EV_API_DECL int ev_version_minor (void) EV_NOEXCEPT;
400		534
401	unsigned int ev_supported_backends (void);	535	EV_API_DECL unsigned int ev_supported_backends (void) EV_NOEXCEPT;
402	unsigned int ev_recommended_backends (void);	536	EV_API_DECL unsigned int ev_recommended_backends (void) EV_NOEXCEPT;
403	unsigned int ev_embeddable_backends (void);	537	EV_API_DECL unsigned int ev_embeddable_backends (void) EV_NOEXCEPT;
404		538
405	ev_tstamp ev_time (void);	539	EV_API_DECL ev_tstamp ev_time (void) EV_NOEXCEPT;
406	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 */
407		541
408	/* Sets the allocation function to use, works like realloc.	542	/* Sets the allocation function to use, works like realloc.
409	* It is used to allocate and free memory.	543	* It is used to allocate and free memory.
410	* 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
411	* or take some potentially destructive action.	545	* or take some potentially destructive action.
412	* The default is your system realloc function.	546	* The default is your system realloc function.
413	*/	547	*/
414	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;
415		549
416	/* set the callback function to call on a	550	/* set the callback function to call on a
417	* retryable syscall error	551	* retryable syscall error
418	* (such as failed select, poll, epoll_wait)	552	* (such as failed select, poll, epoll_wait)
419	*/	553	*/
420	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;
421		555
422	#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
423	EV_INLINE struct ev_loop *	566	EV_INLINE struct ev_loop *
424	ev_default_loop_uc (void)	567	ev_default_loop_uc_ (void) EV_NOEXCEPT
425	{	568	{
426	extern struct ev_loop *ev_default_loop_ptr;	569	extern struct ev_loop *ev_default_loop_ptr;
427		570
428	return ev_default_loop_ptr;	571	return ev_default_loop_ptr;
429	}	572	}
430		573
431	/* the default loop is the only one that handles signals and child watchers */	574	EV_INLINE int
432	/* you can call this as often as you like */	575	ev_is_default_loop (EV_P) EV_NOEXCEPT
433	EV_INLINE struct ev_loop *
434	ev_default_loop (unsigned int flags)
435	{	576	{
436	struct ev_loop *loop = ev_default_loop_uc ();	577	return EV_A == EV_DEFAULT_UC;
437
438	if (!loop)
439	{
440	extern struct ev_loop *ev_default_loop_init (unsigned int flags);
441
442	loop = ev_default_loop_init (flags);
443	}
444
445	return loop;
446	}	578	}
447		579
448	/* create and destroy alternative loops that don't handle signals */	580	/* create and destroy alternative loops that don't handle signals */
449	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;
450	void ev_loop_destroy (EV_P);
451	void ev_loop_fork (EV_P);
452	void ev_loop_verify (EV_P);
453		582
454	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 */
455		584
456	#else	585	#else
457		586
458	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;
459		590
460	EV_INLINE ev_tstamp	591	EV_INLINE ev_tstamp
461	ev_now (void)	592	ev_now (void) EV_NOEXCEPT
462	{	593	{
463	extern ev_tstamp ev_rt_now;
464
465	return ev_rt_now;	594	return ev_rt_now;
466	}	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
467	#endif /* multiplicity */	604	#endif /* multiplicity */
468		605
469	EV_INLINE int	606	/* destroy event loops, also works for the default loop */
470	ev_is_default_loop (EV_P)	607	EV_API_DECL void ev_loop_destroy (EV_P);
471	{
472	#if EV_MULTIPLICITY
473	extern struct ev_loop *ev_default_loop_ptr;
474		608
475	return !!(EV_A == ev_default_loop_ptr);
476	#else
477	return 1;
478	#endif
479	}
480
481	void ev_default_destroy (void); /* destroy the default loop */
482	/* this needs to be called after fork, to duplicate the default loop */	609	/* this needs to be called after fork, to duplicate the loop */
483	/* 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 */
484	/* you can call it in either the parent or the child */	611	/* you can call it in either the parent or the child */
485	/* you can actually call it at any time, anywhere :) */	612	/* you can actually call it at any time, anywhere :) */
486	void ev_default_fork (void);	613	EV_API_DECL void ev_loop_fork (EV_P) EV_NOEXCEPT;
487		614
488	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 */
489	unsigned int ev_loop_count (EV_P); /* number of loop iterations */	616
		617	EV_API_DECL void ev_now_update (EV_P) EV_NOEXCEPT; /* update event loop time */
		618
		619	#if EV_WALK_ENABLE
		620	/* walk (almost) all watchers in the loop of a given type, invoking the */
		621	/* callback on every such watcher. The callback might stop the watcher, */
		622	/* but do nothing else with the loop */
		623	EV_API_DECL void ev_walk (EV_P_ int types, void (cb)(EV_P_ int type, void w)) EV_NOEXCEPT;
		624	#endif
		625
490	#endif /* prototypes */	626	#endif /* prototypes */
491		627
492	#define EVLOOP_NONBLOCK 1 /* do not block/wait */	628	/* ev_run flags values */
493	#define EVLOOP_ONESHOT 2 /* block once only */	629	enum {
494	#define EVUNLOOP_CANCEL 0 /* undo unloop */	630	EVRUN_NOWAIT = 1, /* do not block/wait */
495	#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 */
496	#define EVUNLOOP_ALL 2 /* unloop all loops */	638	EVBREAK_ALL = 2 /* unloop all loops */
		639	};
497		640
498	#if EV_PROTOTYPES	641	#if EV_PROTOTYPES
499	void ev_loop (EV_P_ int flags);	642	EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0));
500	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 */
501
502	void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
503	void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
504		644
505	/*	645	/*
506	* 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
507	* keeps one reference. if you have a long-runing watcher you never unregister that	647	* keeps one reference. if you have a long-running watcher you never unregister that
508	* 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.
509	*/	649	*/
510	void ev_ref (EV_P);	650	EV_API_DECL void ev_ref (EV_P) EV_NOEXCEPT;
511	void ev_unref (EV_P);	651	EV_API_DECL void ev_unref (EV_P) EV_NOEXCEPT;
512		652
		653	/*
513	/* convinience function, wait for a single event, without registering an event watcher */	654	* convenience function, wait for a single event, without registering an event watcher
514	/* if timeout is < 0, do wait indefinitely */	655	* if timeout is < 0, do wait indefinitely
		656	*/
515	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;
		658
		659	# if EV_FEATURE_API
		660	EV_API_DECL unsigned int ev_iteration (EV_P) EV_NOEXCEPT; /* number of loop iterations */
		661	EV_API_DECL unsigned int ev_depth (EV_P) EV_NOEXCEPT; /* #ev_loop enters - #ev_loop leaves */
		662	EV_API_DECL void ev_verify (EV_P) EV_NOEXCEPT; /* abort if loop data corrupted */
		663
		664	EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* 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 */
		666
		667	/* advanced stuff for threading etc. support, see docs */
		668	EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_NOEXCEPT;
		669	EV_API_DECL void *ev_userdata (EV_P) EV_NOEXCEPT;
		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 */
		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;
		674
		675	EV_API_DECL unsigned int ev_pending_count (EV_P) EV_NOEXCEPT; /* number of pending events, if any */
		676	EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */
		677
		678	/*
		679	* stop/start the timer handling.
		680	*/
		681	EV_API_DECL void ev_suspend (EV_P) EV_NOEXCEPT;
		682	EV_API_DECL void ev_resume (EV_P) EV_NOEXCEPT;
		683	#endif
		684
516	#endif	685	#endif
517		686
518	/* 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 */
519	/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */	688	/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
520	#define ev_init(ev,cb_) do { \	689	#define ev_init(ev,cb_) do { \
521	((ev_watcher )(void )(ev))->active = \	690	((ev_watcher )(void )(ev))->active = \
522	((ev_watcher )(void )(ev))->pending = \	691	((ev_watcher )(void )(ev))->pending = 0; \
523	((ev_watcher )(void )(ev))->priority = 0; \	692	ev_set_priority ((ev), 0); \
524	ev_set_cb ((ev), cb_); \	693	ev_set_cb ((ev), cb_); \
525	} while (0)	694	} while (0)
526		695
527	#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) \| EV_IOFDSET; } while (0)	696	#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) \| EV__IOFDSET; } while (0)
528	#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0)	697	#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0)
529	#define ev_periodic_set(ev,ofs_,ival_,res_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0)	698	#define ev_periodic_set(ev,ofs_,ival_,rcb_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb = (rcb_); } while (0)
530	#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)	699	#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
531	#define ev_child_set(ev,pid_,trace_) do { (ev)->pid = (pid_); (ev)->flags = !!(trace_); } while (0)	700	#define ev_child_set(ev,pid_,trace_) do { (ev)->pid = (pid_); (ev)->flags = !!(trace_); } while (0)
532	#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0)	701	#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0)
533	#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 */
534	#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 */
535	#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 */
536	#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)
537	#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 */
538	#define ev_async_set(ev) do { (ev)->sent = 0; } while (0)	707	#define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */
		708	#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */
539		709
540	#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)
541	#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)
542	#define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } 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)
543	#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)	713	#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
544	#define ev_child_init(ev,cb,pid,trace) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid),(trace)); } while (0)	714	#define ev_child_init(ev,cb,pid,trace) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid),(trace)); } while (0)
545	#define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_stat_set ((ev),(path),(interval)); } while (0)	715	#define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_stat_set ((ev),(path),(interval)); } while (0)
546	#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)
547	#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)
548	#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)
549	#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)
550	#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)
551	#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)
552		723
553	#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 */
554	#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 */
555		726
556	#define ev_priority(ev) ((((ev_watcher )(void )(ev))->priority) + 0)
557	#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)
		729
		730	#if EV_MINPRI == EV_MAXPRI
		731	# define ev_priority(ev) ((ev), EV_MINPRI)
		732	# define ev_set_priority(ev,pri) ((ev), (pri))
		733	#else
		734	# define ev_priority(ev) (+(((ev_watcher )(void )(ev))->priority))
558	#define ev_set_priority(ev,pri) ((ev_watcher )(void )(ev))->priority = (pri)	735	# define ev_set_priority(ev,pri) ( (ev_watcher )(void )(ev))->priority = (pri)
		736	#endif
559		737
560	#define ev_periodic_at(ev) (((ev_watcher_time *)(ev))->at + 0.)	738	#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
561		739
562	#ifndef ev_set_cb	740	#ifndef ev_set_cb
563	# 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))))
564	#endif	742	#endif
565		743
566	/* 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 */
567	/* stopping (disabling, deleting) a watcher does nothing unless its already running */	745	/* stopping (disabling, deleting) a watcher does nothing unless it's already running */
568	#if EV_PROTOTYPES	746	#if EV_PROTOTYPES
569		747
570	/* 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 */
571	/* accepts any ev_watcher type */	749	/* accepts any ev_watcher type */
572	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;
573	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;
		752	#if EV_SIGNAL_ENABLE
		753	EV_API_DECL void ev_feed_signal (int signum) EV_NOEXCEPT;
574	void ev_feed_signal_event (EV_P_ int signum);	754	EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT;
		755	#endif
575	void ev_invoke (EV_P_ void *w, int revents);	756	EV_API_DECL void ev_invoke (EV_P_ void *w, int revents);
576	int ev_clear_pending (EV_P_ void *w);	757	EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT;
577		758
578	void ev_io_start (EV_P_ ev_io *w);	759	EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT;
579	void ev_io_stop (EV_P_ ev_io *w);	760	EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT;
580		761
581	void ev_timer_start (EV_P_ ev_timer *w);	762	EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT;
582	void ev_timer_stop (EV_P_ ev_timer *w);	763	EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT;
583	/* 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 */
584	void ev_timer_again (EV_P_ ev_timer *w);	765	EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT;
		766	/* return remaining time */
		767	EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_NOEXCEPT;
585		768
586	#if EV_PERIODIC_ENABLE	769	#if EV_PERIODIC_ENABLE
587	void ev_periodic_start (EV_P_ ev_periodic *w);	770	EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT;
588	void ev_periodic_stop (EV_P_ ev_periodic *w);	771	EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT;
589	void ev_periodic_again (EV_P_ ev_periodic *w);	772	EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT;
590	#endif	773	#endif
591		774
592	/* only supported in the default loop */	775	/* only supported in the default loop */
		776	#if EV_SIGNAL_ENABLE
593	void ev_signal_start (EV_P_ ev_signal *w);	777	EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT;
594	void ev_signal_stop (EV_P_ ev_signal *w);	778	EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT;
		779	#endif
595		780
596	/* only supported in the default loop */	781	/* only supported in the default loop */
		782	# if EV_CHILD_ENABLE
597	void ev_child_start (EV_P_ ev_child *w);	783	EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT;
598	void ev_child_stop (EV_P_ ev_child *w);	784	EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT;
		785	# endif
599		786
600	# if EV_STAT_ENABLE	787	# if EV_STAT_ENABLE
601	void ev_stat_start (EV_P_ ev_stat *w);	788	EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT;
602	void ev_stat_stop (EV_P_ ev_stat *w);	789	EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT;
603	void ev_stat_stat (EV_P_ ev_stat *w);	790	EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_NOEXCEPT;
604	# endif	791	# endif
605		792
606	# if EV_IDLE_ENABLE	793	# if EV_IDLE_ENABLE
607	void ev_idle_start (EV_P_ ev_idle *w);	794	EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT;
608	void ev_idle_stop (EV_P_ ev_idle *w);	795	EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT;
		796	# endif
		797
		798	#if EV_PREPARE_ENABLE
		799	EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT;
		800	EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT;
609	# endif	801	#endif
610		802
611	void ev_prepare_start (EV_P_ ev_prepare *w);	803	#if EV_CHECK_ENABLE
612	void ev_prepare_stop (EV_P_ ev_prepare *w);
613
614	void ev_check_start (EV_P_ ev_check *w);	804	EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT;
615	void ev_check_stop (EV_P_ ev_check *w);	805	EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT;
		806	#endif
616		807
617	# if EV_FORK_ENABLE	808	# if EV_FORK_ENABLE
618	void ev_fork_start (EV_P_ ev_fork *w);	809	EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT;
619	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;
620	# endif	816	# endif
621		817
622	# if EV_EMBED_ENABLE	818	# if EV_EMBED_ENABLE
623	/* only supported when loop to be embedded is in fact embeddable */	819	/* only supported when loop to be embedded is in fact embeddable */
624	void ev_embed_start (EV_P_ ev_embed *w);	820	EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT;
625	void ev_embed_stop (EV_P_ ev_embed *w);	821	EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT;
626	void ev_embed_sweep (EV_P_ ev_embed *w);	822	EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT;
627	# endif	823	# endif
628		824
629	# if EV_ASYNC_ENABLE	825	# if EV_ASYNC_ENABLE
630	void ev_async_start (EV_P_ ev_async *w);	826	EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT;
631	void ev_async_stop (EV_P_ ev_async *w);	827	EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT;
632	void ev_async_send (EV_P_ ev_async *w);	828	EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_NOEXCEPT;
633	# endif
634
635	#endif	829	# endif
636		830
637	#ifdef __cplusplus	831	#if EV_COMPAT3
638	}	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
639	#endif	847	#endif
640		848	#else
		849	typedef struct ev_loop ev_loop;
641	#endif	850	#endif
642		851
		852	#endif
		853
		854	EV_CPP(})
		855
		856	#endif
		857

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Comparing libev/ev.h (file contents): Revision 1.102 by root, Thu May 22 02:44:57 2008 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 1.102 by root, Thu May 22 02:44:57 2008 UTC vs.
Revision 1.194 by root, Mon Jul 1 21:47:42 2019 UTC