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

Comparing libev/ev.h (file contents):
Revision 1.37 by root, Tue Nov 6 00:52:33 2007 UTC vs.
Revision 1.166 by root, Mon Apr 2 23:46:11 2012 UTC

1	/*	1	/*
		2	* libev native API header
		3	*
2	* Copyright (c) 2007 Marc Alexander Lehmann <libev@schmorp.de>	4	* Copyright (c) 2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann <libev@schmorp.de>
3	* All rights reserved.	5	* All rights reserved.
4	*	6	*
5	* Redistribution and use in source and binary forms, with or without	7	* Redistribution and use in source and binary forms, with or without modifica-
6	* modification, are permitted provided that the following conditions are	8	* tion, are permitted provided that the following conditions are met:
7	* met:
8	*	9	*
9	* * Redistributions of source code must retain the above copyright	10	* 1. Redistributions of source code must retain the above copyright notice,
10	* notice, this list of conditions and the following disclaimer.	11	* this list of conditions and the following disclaimer.
11	*	12	*
12	* * Redistributions in binary form must reproduce the above	13	* 2. Redistributions in binary form must reproduce the above copyright
13	* copyright notice, this list of conditions and the following	14	* notice, this list of conditions and the following disclaimer in the
14	* disclaimer in the documentation and/or other materials provided	15	* documentation and/or other materials provided with the distribution.
15	* with the distribution.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
18	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT	18	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
19	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR	19	* CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
20	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT	20	* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
21	* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT	21	* CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
24	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH-
26	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE	25	* ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
27	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* OF THE POSSIBILITY OF SUCH DAMAGE.
		27	*
		28	* Alternatively, the contents of this file may be used under the terms of
		29	* the GNU General Public License ("GPL") version 2 or any later version,
		30	* in which case the provisions of the GPL are applicable instead of
		31	* the above. If you wish to allow the use of your version of this file
		32	* only under the terms of the GPL and not to allow others to use your
		33	* version of this file under the BSD license, indicate your decision
		34	* by deleting the provisions above and replace them with the notice
		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
		37	* either the BSD or the GPL.
28	*/	38	*/
29		39
30	#ifndef EV_H	40	#ifndef EV_H_
31	#define EV_H	41	#define EV_H_
32		42
33	#ifdef __cplusplus	43	#ifdef __cplusplus
		44	# define EV_CPP(x) x
		45	#else
		46	# define EV_CPP(x)
		47	#endif
		48
34	extern "C" {	49	EV_CPP(extern "C" {)
		50
		51	/*****************************************************************************/
		52
		53	/* pre-4.0 compatibility */
		54	#ifndef EV_COMPAT3
		55	# define EV_COMPAT3 1
		56	#endif
		57
		58	#ifndef EV_FEATURES
		59	# if defined __OPTIMIZE_SIZE__
		60	# define EV_FEATURES 0x7c
		61	# else
		62	# define EV_FEATURES 0x7f
35	#endif	63	# endif
		64	#endif
		65
		66	#define EV_FEATURE_CODE ((EV_FEATURES) & 1)
		67	#define EV_FEATURE_DATA ((EV_FEATURES) & 2)
		68	#define EV_FEATURE_CONFIG ((EV_FEATURES) & 4)
		69	#define EV_FEATURE_API ((EV_FEATURES) & 8)
		70	#define EV_FEATURE_WATCHERS ((EV_FEATURES) & 16)
		71	#define EV_FEATURE_BACKENDS ((EV_FEATURES) & 32)
		72	#define EV_FEATURE_OS ((EV_FEATURES) & 64)
		73
		74	/* these priorities are inclusive, higher priorities will be invoked earlier */
		75	#ifndef EV_MINPRI
		76	# define EV_MINPRI (EV_FEATURE_CONFIG ? -2 : 0)
		77	#endif
		78	#ifndef EV_MAXPRI
		79	# define EV_MAXPRI (EV_FEATURE_CONFIG ? +2 : 0)
		80	#endif
		81
		82	#ifndef EV_MULTIPLICITY
		83	# define EV_MULTIPLICITY EV_FEATURE_CONFIG
		84	#endif
		85
		86	#ifndef EV_PERIODIC_ENABLE
		87	# define EV_PERIODIC_ENABLE EV_FEATURE_WATCHERS
		88	#endif
		89
		90	#ifndef EV_STAT_ENABLE
		91	# define EV_STAT_ENABLE EV_FEATURE_WATCHERS
		92	#endif
		93
		94	#ifndef EV_PREPARE_ENABLE
		95	# define EV_PREPARE_ENABLE EV_FEATURE_WATCHERS
		96	#endif
		97
		98	#ifndef EV_CHECK_ENABLE
		99	# define EV_CHECK_ENABLE EV_FEATURE_WATCHERS
		100	#endif
		101
		102	#ifndef EV_IDLE_ENABLE
		103	# define EV_IDLE_ENABLE EV_FEATURE_WATCHERS
		104	#endif
		105
		106	#ifndef EV_FORK_ENABLE
		107	# define EV_FORK_ENABLE EV_FEATURE_WATCHERS
		108	#endif
		109
		110	#ifndef EV_CLEANUP_ENABLE
		111	# define EV_CLEANUP_ENABLE EV_FEATURE_WATCHERS
		112	#endif
		113
		114	#ifndef EV_SIGNAL_ENABLE
		115	# define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS
		116	#endif
		117
		118	#ifndef EV_CHILD_ENABLE
		119	# ifdef _WIN32
		120	# define EV_CHILD_ENABLE 0
		121	# else
		122	# define EV_CHILD_ENABLE EV_FEATURE_WATCHERS
		123	#endif
		124	#endif
		125
		126	#ifndef EV_ASYNC_ENABLE
		127	# define EV_ASYNC_ENABLE EV_FEATURE_WATCHERS
		128	#endif
		129
		130	#ifndef EV_EMBED_ENABLE
		131	# define EV_EMBED_ENABLE EV_FEATURE_WATCHERS
		132	#endif
		133
		134	#ifndef EV_WALK_ENABLE
		135	# define EV_WALK_ENABLE 0 /* not yet */
		136	#endif
		137
		138	/*****************************************************************************/
		139
		140	#if EV_CHILD_ENABLE && !EV_SIGNAL_ENABLE
		141	# undef EV_SIGNAL_ENABLE
		142	# define EV_SIGNAL_ENABLE 1
		143	#endif
		144
		145	/*****************************************************************************/
36		146
37	typedef double ev_tstamp;	147	typedef double ev_tstamp;
38		148
39	/* these priorities are inclusive, higher priorities will be called earlier */	149	#ifndef EV_ATOMIC_T
40	#ifndef EV_MINPRI	150	# include <signal.h>
41	# define EV_MINPRI -2	151	# define EV_ATOMIC_T sig_atomic_t volatile
		152	#endif
		153
		154	#if EV_STAT_ENABLE
		155	# ifdef _WIN32
		156	# include <time.h>
		157	# include <sys/types.h>
42	#endif	158	# endif
43	#ifndef EV_MAXPRI	159	# include <sys/stat.h>
44	# define EV_MAXPRI +2
45	#endif
46
47	#ifndef EV_MULTIPLICITY
48	# define EV_MULTIPLICITY 1
49	#endif	160	#endif
50		161
51	/* support multiple event loops? */	162	/* support multiple event loops? */
52	#if EV_MULTIPLICITY	163	#if EV_MULTIPLICITY
53	struct ev_loop;	164	struct ev_loop;
54	# define EV_P struct ev_loop *loop	165	# define EV_P struct ev_loop loop / a loop as sole parameter in a declaration */
55	# define EV_P_ EV_P,	166	# define EV_P_ EV_P, /* a loop as first of multiple parameters */
56	# define EV_A loop	167	# define EV_A loop /* a loop as sole argument to a function call */
57	# define EV_A_ EV_A,	168	# define EV_A_ EV_A, /* a loop as first of multiple arguments */
		169	# define EV_DEFAULT_UC ev_default_loop_uc_ () /* the default loop, if initialised, as sole arg */
		170	# define EV_DEFAULT_UC_ EV_DEFAULT_UC, /* the default loop as first of multiple arguments */
		171	# define EV_DEFAULT ev_default_loop (0) /* the default loop as sole arg */
		172	# define EV_DEFAULT_ EV_DEFAULT, /* the default loop as first of multiple arguments */
58	#else	173	#else
59	# define EV_P void	174	# define EV_P void
60	# define EV_P_	175	# define EV_P_
61	# define EV_A	176	# define EV_A
62	# define EV_A_	177	# define EV_A_
		178	# define EV_DEFAULT
		179	# define EV_DEFAULT_
		180	# define EV_DEFAULT_UC
		181	# define EV_DEFAULT_UC_
		182	# undef EV_EMBED_ENABLE
63	#endif	183	#endif
64		184
65	/* eventmask, revents, events... */	185	/* EV_INLINE is used for functions in header files */
66	#define EV_UNDEF -1 /* guaranteed to be invalid */	186	#if __STDC_VERSION__ >= 199901L \|\| __GNUC__ >= 3
67	#define EV_NONE 0x00	187	# define EV_INLINE static inline
68	#define EV_READ 0x01	188	#else
69	#define EV_WRITE 0x02	189	# define EV_INLINE static
70	#define EV_TIMEOUT 0x000100
71	#define EV_PERIODIC 0x000200
72	#define EV_SIGNAL 0x000400
73	#define EV_IDLE 0x000800
74	#define EV_CHECK 0x001000
75	#define EV_PREPARE 0x002000
76	#define EV_CHILD 0x004000
77	#define EV_ERROR 0x800000 /* sent when an error occurs */
78
79	/* can be used to add custom fields to all watchers */
80	#ifndef EV_COMMON
81	# define EV_COMMON void *data
82	#endif	190	#endif
		191
		192	#ifdef EV_API_STATIC
		193	# define EV_API_DECL static
		194	#else
		195	# define EV_API_DECL extern
		196	#endif
		197
		198	/* EV_PROTOTYPES can be used to switch of prototype declarations */
83	#ifndef EV_PROTOTYPES	199	#ifndef EV_PROTOTYPES
84	# define EV_PROTOTYPES 1	200	# define EV_PROTOTYPES 1
85	#endif	201	#endif
86		202
		203	/*****************************************************************************/
		204
87	#define EV_VERSION_MAJOR 1	205	#define EV_VERSION_MAJOR 4
88	#define EV_VERSION_MINOR 1	206	#define EV_VERSION_MINOR 11
		207
		208	/* eventmask, revents, events... */
		209	enum {
		210	EV_UNDEF = 0xFFFFFFFF, /* guaranteed to be invalid */
		211	EV_NONE = 0x00, /* no events */
		212	EV_READ = 0x01, /* ev_io detected read will not block */
		213	EV_WRITE = 0x02, /* ev_io detected write will not block */
		214	EV__IOFDSET = 0x80, /* internal use only */
		215	EV_IO = EV_READ, /* alias for type-detection */
		216	EV_TIMER = 0x00000100, /* timer timed out */
		217	#if EV_COMPAT3
		218	EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */
		219	#endif
		220	EV_PERIODIC = 0x00000200, /* periodic timer timed out */
		221	EV_SIGNAL = 0x00000400, /* signal was received */
		222	EV_CHILD = 0x00000800, /* child/pid had status change */
		223	EV_STAT = 0x00001000, /* stat data changed */
		224	EV_IDLE = 0x00002000, /* event loop is idling */
		225	EV_PREPARE = 0x00004000, /* event loop about to poll */
		226	EV_CHECK = 0x00008000, /* event loop finished poll */
		227	EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
		228	EV_FORK = 0x00020000, /* event loop resumed in child */
		229	EV_CLEANUP = 0x00040000, /* event loop resumed in child */
		230	EV_ASYNC = 0x00080000, /* async intra-loop signal */
		231	EV_CUSTOM = 0x01000000, /* for use by user code */
		232	EV_ERROR = 0x80000000 /* sent when an error occurs */
		233	};
		234
		235	/* can be used to add custom fields to all watchers, while losing binary compatibility */
		236	#ifndef EV_COMMON
		237	# define EV_COMMON void *data;
		238	#endif
		239
		240	#ifndef EV_CB_DECLARE
		241	# define EV_CB_DECLARE(type) void (cb)(EV_P_ struct type w, int revents);
		242	#endif
		243	#ifndef EV_CB_INVOKE
		244	# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))
		245	#endif
		246
		247	/* not official, do not use */
		248	#define EV_CB(type,name) void name (EV_P_ struct ev_ ## type *w, int revents)
89		249
90	/*	250	/*
91	* struct member types:	251	* struct member types:
92	* private: you can look at them, but not change them, and they might not mean anything to you.	252	* private: you may look at them, but not change them,
		253	* and they might not mean anything to you.
93	* ro: can be read anytime, but only changed when the watcher isn't active	254	* ro: can be read anytime, but only changed when the watcher isn't active.
94	* rw: can be read and modified anytime, even when the watcher is active	255	* rw: can be read and modified anytime, even when the watcher is active.
		256	*
		257	* some internal details that might be helpful for debugging:
		258	*
		259	* active is either 0, which means the watcher is not active,
		260	* or the array index of the watcher (periodics, timers)
		261	* or the array index + 1 (most other watchers)
		262	* or simply 1 for watchers that aren't in some array.
		263	* pending is either 0, in which case the watcher isn't,
		264	* or the array index + 1 in the pendings array.
95	*/	265	*/
		266
		267	#if EV_MINPRI == EV_MAXPRI
		268	# define EV_DECL_PRIORITY
		269	#elif !defined (EV_DECL_PRIORITY)
		270	# define EV_DECL_PRIORITY int priority;
		271	#endif
96		272
97	/* shared by all watchers */	273	/* shared by all watchers */
98	#define EV_WATCHER(type) \	274	#define EV_WATCHER(type) \
99	int active; /* private */ \	275	int active; /* private */ \
100	int pending; /* private */ \	276	int pending; /* private */ \
101	int priority; /* private */ \	277	EV_DECL_PRIORITY /* private */ \
102	EV_COMMON; /* rw */ \	278	EV_COMMON /* rw */ \
103	void (cb)(EV_P_ struct type , int revents); /* private / / gets invoked with an eventmask */	279	EV_CB_DECLARE (type) /* private */
104		280
105	#define EV_WATCHER_LIST(type) \	281	#define EV_WATCHER_LIST(type) \
106	EV_WATCHER (type); \	282	EV_WATCHER (type) \
107	struct ev_watcher_list next / private */	283	struct ev_watcher_list next; / private */
108		284
109	#define EV_WATCHER_TIME(type) \	285	#define EV_WATCHER_TIME(type) \
110	EV_WATCHER (type); \	286	EV_WATCHER (type) \
111	ev_tstamp at /* private */	287	ev_tstamp at; /* private */
112		288
113	/* base class, nothing to see here unless you subclass */	289	/* base class, nothing to see here unless you subclass */
114	struct ev_watcher {	290	typedef struct ev_watcher
		291	{
115	EV_WATCHER (ev_watcher);	292	EV_WATCHER (ev_watcher)
116	};	293	} ev_watcher;
117		294
118	/* base class, nothing to see here unless you subclass */	295	/* base class, nothing to see here unless you subclass */
119	struct ev_watcher_list {	296	typedef struct ev_watcher_list
		297	{
120	EV_WATCHER_LIST (ev_watcher_list);	298	EV_WATCHER_LIST (ev_watcher_list)
121	};	299	} ev_watcher_list;
122		300
123	/* base class, nothing to see here unless you subclass */	301	/* base class, nothing to see here unless you subclass */
124	struct ev_watcher_time {	302	typedef struct ev_watcher_time
		303	{
125	EV_WATCHER_TIME (ev_watcher_time);	304	EV_WATCHER_TIME (ev_watcher_time)
126	};	305	} ev_watcher_time;
		306
		307	/* invoked when fd is either EV_READable or EV_WRITEable */
		308	/* revent EV_READ, EV_WRITE */
		309	typedef struct ev_io
		310	{
		311	EV_WATCHER_LIST (ev_io)
		312
		313	int fd; /* ro */
		314	int events; /* ro */
		315	} ev_io;
127		316
128	/* invoked after a specific time, repeatable (based on monotonic clock) */	317	/* invoked after a specific time, repeatable (based on monotonic clock) */
129	/* revent EV_TIMEOUT */	318	/* revent EV_TIMEOUT */
130	struct ev_timer	319	typedef struct ev_timer
131	{	320	{
132	EV_WATCHER_TIME (ev_timer);	321	EV_WATCHER_TIME (ev_timer)
133		322
134	ev_tstamp repeat; /* rw */	323	ev_tstamp repeat; /* rw */
135	};	324	} ev_timer;
136		325
137	/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */	326	/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */
138	/* revent EV_PERIODIC */	327	/* revent EV_PERIODIC */
139	struct ev_periodic	328	typedef struct ev_periodic
140	{	329	{
141	EV_WATCHER_TIME (ev_periodic);	330	EV_WATCHER_TIME (ev_periodic)
142		331
		332	ev_tstamp offset; /* rw */
143	ev_tstamp interval; /* rw */	333	ev_tstamp interval; /* rw */
144	};	334	ev_tstamp (reschedule_cb)(struct ev_periodic w, ev_tstamp now); /* rw */
145		335	} ev_periodic;
146	/* invoked when fd is either EV_READable or EV_WRITEable */
147	/* revent EV_READ, EV_WRITE */
148	struct ev_io
149	{
150	EV_WATCHER_LIST (ev_io);
151
152	int fd; /* ro */
153	int events; /* ro */
154	};
155		336
156	/* invoked when the given signal has been received */	337	/* invoked when the given signal has been received */
157	/* revent EV_SIGNAL */	338	/* revent EV_SIGNAL */
158	struct ev_signal	339	typedef struct ev_signal
159	{	340	{
160	EV_WATCHER_LIST (ev_signal);	341	EV_WATCHER_LIST (ev_signal)
161	#if EV_MULTIPLICITY
162	struct ev_loop *loop;
163	#endif
164		342
165	int signum; /* ro */	343	int signum; /* ro */
166	};	344	} ev_signal;
167		345
		346	/* invoked when sigchld is received and waitpid indicates the given pid */
		347	/* revent EV_CHILD */
		348	/* does not support priorities */
		349	typedef struct ev_child
		350	{
		351	EV_WATCHER_LIST (ev_child)
		352
		353	int flags; /* private */
		354	int pid; /* ro */
		355	int rpid; /* rw, holds the received pid */
		356	int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */
		357	} ev_child;
		358
		359	#if EV_STAT_ENABLE
		360	/* st_nlink = 0 means missing file or other error */
		361	# ifdef _WIN32
		362	typedef struct _stati64 ev_statdata;
		363	# else
		364	typedef struct stat ev_statdata;
		365	# endif
		366
		367	/* invoked each time the stat data changes for a given path */
		368	/* revent EV_STAT */
		369	typedef struct ev_stat
		370	{
		371	EV_WATCHER_LIST (ev_stat)
		372
		373	ev_timer timer; /* private */
		374	ev_tstamp interval; /* ro */
		375	const char path; / ro */
		376	ev_statdata prev; /* ro */
		377	ev_statdata attr; /* ro */
		378
		379	int wd; /* wd for inotify, fd for kqueue */
		380	} ev_stat;
		381	#endif
		382
		383	#if EV_IDLE_ENABLE
168	/* invoked when the nothing else needs to be done, keeps the process from blocking */	384	/* invoked when the nothing else needs to be done, keeps the process from blocking */
169	/* revent EV_IDLE */	385	/* revent EV_IDLE */
170	struct ev_idle	386	typedef struct ev_idle
171	{	387	{
172	EV_WATCHER (ev_idle);	388	EV_WATCHER (ev_idle)
173	};	389	} ev_idle;
		390	#endif
174		391
175	/* invoked for each run of the mainloop, just before the blocking call */	392	/* invoked for each run of the mainloop, just before the blocking call */
176	/* you can still change events in any way you like */	393	/* you can still change events in any way you like */
177	/* revent EV_PREPARE */	394	/* revent EV_PREPARE */
178	struct ev_prepare	395	typedef struct ev_prepare
179	{	396	{
180	EV_WATCHER (ev_prepare);	397	EV_WATCHER (ev_prepare)
181	};	398	} ev_prepare;
182		399
183	/* invoked for each run of the mainloop, just after the blocking call */	400	/* invoked for each run of the mainloop, just after the blocking call */
184	/* revent EV_CHECK */	401	/* revent EV_CHECK */
185	struct ev_check	402	typedef struct ev_check
186	{	403	{
187	EV_WATCHER (ev_check);	404	EV_WATCHER (ev_check)
188	};	405	} ev_check;
189		406
190	/* invoked when sigchld is received and waitpid indicates the givne pid */	407	#if EV_FORK_ENABLE
		408	/* the callback gets invoked before check in the child process when a fork was detected */
		409	/* revent EV_FORK */
		410	typedef struct ev_fork
		411	{
		412	EV_WATCHER (ev_fork)
		413	} ev_fork;
		414	#endif
		415
		416	#if EV_CLEANUP_ENABLE
		417	/* is invoked just before the loop gets destroyed */
191	/* revent EV_CHILD */	418	/* revent EV_CLEANUP */
192	/* does not support priorities */	419	typedef struct ev_cleanup
193	struct ev_child
194	{	420	{
195	EV_WATCHER_LIST (ev_child);	421	EV_WATCHER (ev_cleanup)
		422	} ev_cleanup;
		423	#endif
196		424
197	int pid; /* ro */	425	#if EV_EMBED_ENABLE
198	int rpid; /* rw, holds the received pid */	426	/* used to embed an event loop inside another */
199	int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */	427	/* the callback gets invoked when the event loop has handled events, and can be 0 */
200	};	428	typedef struct ev_embed
		429	{
		430	EV_WATCHER (ev_embed)
201		431
		432	struct ev_loop other; / ro */
		433	ev_io io; /* private */
		434	ev_prepare prepare; /* private */
		435	ev_check check; /* unused */
		436	ev_timer timer; /* unused */
		437	ev_periodic periodic; /* unused */
		438	ev_idle idle; /* unused */
		439	ev_fork fork; /* private */
		440	#if EV_CLEANUP_ENABLE
		441	ev_cleanup cleanup; /* unused */
		442	#endif
		443	} ev_embed;
		444	#endif
		445
		446	#if EV_ASYNC_ENABLE
		447	/* invoked when somebody calls ev_async_send on the watcher */
		448	/* revent EV_ASYNC */
		449	typedef struct ev_async
		450	{
		451	EV_WATCHER (ev_async)
		452
		453	EV_ATOMIC_T sent; /* private */
		454	} ev_async;
		455
		456	# define ev_async_pending(w) (+(w)->sent)
		457	#endif
		458
		459	/* the presence of this union forces similar struct layout */
202	union ev_any_watcher	460	union ev_any_watcher
203	{	461	{
204	struct ev_watcher w;	462	struct ev_watcher w;
205	struct ev_watcher_list wl;	463	struct ev_watcher_list wl;
		464
206	struct ev_io io;	465	struct ev_io io;
207	struct ev_timer timer;	466	struct ev_timer timer;
208	struct ev_periodic periodic;	467	struct ev_periodic periodic;
209	struct ev_signal signal;	468	struct ev_signal signal;
		469	struct ev_child child;
		470	#if EV_STAT_ENABLE
		471	struct ev_stat stat;
		472	#endif
		473	#if EV_IDLE_ENABLE
210	struct ev_idle idle;	474	struct ev_idle idle;
211	struct ev_child child;	475	#endif
212	struct ev_prepare prepare;	476	struct ev_prepare prepare;
213	struct ev_check check;	477	struct ev_check check;
		478	#if EV_FORK_ENABLE
		479	struct ev_fork fork;
		480	#endif
		481	#if EV_CLEANUP_ENABLE
		482	struct ev_cleanup cleanup;
		483	#endif
		484	#if EV_EMBED_ENABLE
		485	struct ev_embed embed;
		486	#endif
		487	#if EV_ASYNC_ENABLE
		488	struct ev_async async;
		489	#endif
214	};	490	};
215		491
216	#define EVMETHOD_AUTO 0 /* consults environment */	492	/* flag bits for ev_default_loop and ev_loop_new */
217	#define EVMETHOD_SELECT 1	493	enum {
218	#define EVMETHOD_POLL 2	494	/* the default */
219	#define EVMETHOD_EPOLL 4	495	EVFLAG_AUTO = 0x00000000U, /* not quite a mask */
220	#define EVMETHOD_KQUEUE 8	496	/* flag bits */
221	#define EVMETHOD_DEVPOLL 16 /* NYI */	497	EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */
222	#define EVMETHOD_PORT 32 /* NYI */	498	EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */
223	#define EVMETHOD_WIN32 64 /* NYI */	499	/* debugging/feature disable */
224	#define EVMETHOD_ANY ~0 /* any method, do not consult env */	500	EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */
		501	#if EV_COMPAT3
		502	EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */
		503	#endif
		504	EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */
		505	EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */
		506	};
		507
		508	/* method bits to be ored together */
		509	enum {
		510	EVBACKEND_SELECT = 0x00000001U, /* about anywhere */
		511	EVBACKEND_POLL = 0x00000002U, /* !win */
		512	EVBACKEND_EPOLL = 0x00000004U, /* linux */
		513	EVBACKEND_KQUEUE = 0x00000008U, /* bsd */
		514	EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 / / NYI */
		515	EVBACKEND_PORT = 0x00000020U, /* solaris 10 */
		516	EVBACKEND_ALL = 0x0000003FU, /* all known backends */
		517	EVBACKEND_MASK = 0x0000FFFFU /* all future backends */
		518	};
225		519
226	#if EV_PROTOTYPES	520	#if EV_PROTOTYPES
227	int ev_version_major (void);	521	EV_API_DECL int ev_version_major (void);
228	int ev_version_minor (void);	522	EV_API_DECL int ev_version_minor (void);
229		523
		524	EV_API_DECL unsigned int ev_supported_backends (void);
		525	EV_API_DECL unsigned int ev_recommended_backends (void);
		526	EV_API_DECL unsigned int ev_embeddable_backends (void);
		527
230	ev_tstamp ev_time (void);	528	EV_API_DECL ev_tstamp ev_time (void);
		529	EV_API_DECL void ev_sleep (ev_tstamp delay); /* sleep for a while */
231		530
232	/* Sets the allocation function to use, works like realloc.	531	/* Sets the allocation function to use, works like realloc.
233	* It is used to allocate and free memory.	532	* It is used to allocate and free memory.
234	* If it returns zero when memory needs to be allocated, the library might abort	533	* If it returns zero when memory needs to be allocated, the library might abort
235	* or take some potentially destructive action.	534	* or take some potentially destructive action.
236	* The default is your system realloc function.	535	* The default is your system realloc function.
237	*/	536	*/
238	void ev_set_allocator (void (cb)(void *ptr, long size));	537	EV_API_DECL void ev_set_allocator (void (cb)(void *ptr, long size));
239		538
240	/* set the callback function to call on a	539	/* set the callback function to call on a
241	* retryable syscall error	540	* retryable syscall error
242	* (such as failed select, poll, epoll_wait)	541	* (such as failed select, poll, epoll_wait)
243	*/	542	*/
244	void ev_set_syserr_cb (void (cb)(const char msg));	543	EV_API_DECL void ev_set_syserr_cb (void (cb)(const char msg));
245		544
246	# if EV_MULTIPLICITY	545	#if EV_MULTIPLICITY
		546
247	/* the default loop is the only one that handles signals and child watchers */	547	/* the default loop is the only one that handles signals and child watchers */
248	/* you can call this as often as you like */	548	/* you can call this as often as you like */
249	struct ev_loop ev_default_loop (int methods); / returns default loop */	549	EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0));
		550
		551	#ifdef EV_API_STATIC
		552	EV_API_DECL struct ev_loop *ev_default_loop_ptr;
		553	#endif
		554
		555	EV_INLINE struct ev_loop *
		556	ev_default_loop_uc_ (void)
		557	{
		558	extern struct ev_loop *ev_default_loop_ptr;
		559
		560	return ev_default_loop_ptr;
		561	}
		562
		563	EV_INLINE int
		564	ev_is_default_loop (EV_P)
		565	{
		566	return EV_A == EV_DEFAULT_UC;
		567	}
250		568
251	/* create and destroy alternative loops that don't handle signals */	569	/* create and destroy alternative loops that don't handle signals */
252	struct ev_loop *ev_loop_new (int methods);	570	EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0));
253	void ev_loop_destroy (EV_P);	571
254	void ev_loop_fork (EV_P);	572	EV_API_DECL ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */
		573
255	# else	574	#else
256	int ev_default_loop (int methods); /* returns true when successful */
257	# endif
258		575
259	void ev_default_destroy (void); /* destroy the default loop */	576	EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)); /* returns true when successful */
		577
		578	EV_API_DECL ev_tstamp ev_rt_now;
		579
		580	EV_INLINE ev_tstamp
		581	ev_now (void)
		582	{
		583	return ev_rt_now;
		584	}
		585
		586	/* looks weird, but ev_is_default_loop (EV_A) still works if this exists */
		587	EV_INLINE int
		588	ev_is_default_loop (void)
		589	{
		590	return 1;
		591	}
		592
		593	#endif /* multiplicity */
		594
		595	/* destroy event loops, also works for the default loop */
		596	EV_API_DECL void ev_loop_destroy (EV_P);
		597
260	/* this needs to be called after fork, to duplicate the default loop */	598	/* this needs to be called after fork, to duplicate the loop */
261	/* if you create alternative loops you have to call ev_loop_fork on them */	599	/* when you want to re-use it in the child */
262	/* you can call it in either the parent or the child */	600	/* you can call it in either the parent or the child */
263	/* you can actually call it at any time, anywhere :) */	601	/* you can actually call it at any time, anywhere :) */
264	void ev_default_fork (void);	602	EV_API_DECL void ev_loop_fork (EV_P);
265		603
266	int ev_method (EV_P);	604	EV_API_DECL unsigned int ev_backend (EV_P); /* backend in use by loop */
267	#endif
268		605
269	#define EVLOOP_NONBLOCK 1 /* do not block/wait */	606	EV_API_DECL void ev_now_update (EV_P); /* update event loop time */
270	#define EVLOOP_ONESHOT 2 /* block once only */	607
271	#define EVUNLOOP_ONCE 1 /* unloop once */	608	#if EV_WALK_ENABLE
		609	/* walk (almost) all watchers in the loop of a given type, invoking the */
		610	/* callback on every such watcher. The callback might stop the watcher, */
		611	/* but do nothing else with the loop */
		612	EV_API_DECL void ev_walk (EV_P_ int types, void (cb)(EV_P_ int type, void w));
		613	#endif
		614
		615	#endif /* prototypes */
		616
		617	/* ev_run flags values */
		618	enum {
		619	EVRUN_NOWAIT = 1, /* do not block/wait */
		620	EVRUN_ONCE = 2 /* block once only */
		621	};
		622
		623	/* ev_break how values */
		624	enum {
		625	EVBREAK_CANCEL = 0, /* undo unloop */
		626	EVBREAK_ONE = 1, /* unloop once */
272	#define EVUNLOOP_ALL 2 /* unloop all loops */	627	EVBREAK_ALL = 2 /* unloop all loops */
		628	};
273		629
274	#if EV_PROTOTYPES	630	#if EV_PROTOTYPES
275	void ev_loop (EV_P_ int flags);	631	EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0));
276	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 */	632	EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)); /* break out of the loop */
277
278	ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */
279		633
280	/*	634	/*
281	* ref/unref can be used to add or remove a refcount on the mainloop. every watcher	635	* ref/unref can be used to add or remove a refcount on the mainloop. every watcher
282	* keeps one reference. if you have a long-runing watcher you never unregister that	636	* keeps one reference. if you have a long-running watcher you never unregister that
283	* should not keep ev_loop from running, unref() after starting, and ref() before stopping.	637	* should not keep ev_loop from running, unref() after starting, and ref() before stopping.
284	*/	638	*/
285	void ev_ref (EV_P);	639	EV_API_DECL void ev_ref (EV_P);
286	void ev_unref (EV_P);	640	EV_API_DECL void ev_unref (EV_P);
287		641
		642	/*
288	/* convinience function, wait for a single event, without registering an event watcher */	643	* convenience function, wait for a single event, without registering an event watcher
289	/* if timeout is < 0, do wait indefinitely */	644	* if timeout is < 0, do wait indefinitely
		645	*/
290	void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (cb)(int revents, void arg), void *arg);	646	EV_API_DECL void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (cb)(int revents, void arg), void *arg);
		647
		648	# if EV_FEATURE_API
		649	EV_API_DECL unsigned int ev_iteration (EV_P); /* number of loop iterations */
		650	EV_API_DECL unsigned int ev_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */
		651	EV_API_DECL void ev_verify (EV_P); /* abort if loop data corrupted */
		652
		653	EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
		654	EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
		655
		656	/* advanced stuff for threading etc. support, see docs */
		657	EV_API_DECL void ev_set_userdata (EV_P_ void *data);
		658	EV_API_DECL void *ev_userdata (EV_P);
		659	EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P));
		660	EV_API_DECL void ev_set_loop_release_cb (EV_P_ void (release)(EV_P), void (acquire)(EV_P));
		661
		662	EV_API_DECL unsigned int ev_pending_count (EV_P); /* number of pending events, if any */
		663	EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */
		664
		665	/*
		666	* stop/start the timer handling.
		667	*/
		668	EV_API_DECL void ev_suspend (EV_P);
		669	EV_API_DECL void ev_resume (EV_P);
		670	#endif
		671
291	#endif	672	#endif
292		673
293	/* these may evaluate ev multiple times, and the other arguments at most once */	674	/* these may evaluate ev multiple times, and the other arguments at most once */
294	/* either use ev_watcher_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */	675	/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
295	#define ev_watcher_init(ev,cb_) do { \	676	#define ev_init(ev,cb_) do { \
296	((struct ev_watcher )(void )(ev))->active = \	677	((ev_watcher )(void )(ev))->active = \
297	((struct ev_watcher )(void )(ev))->pending = \	678	((ev_watcher )(void )(ev))->pending = 0; \
298	((struct ev_watcher )(void )(ev))->priority = 0; \	679	ev_set_priority ((ev), 0); \
299	(ev)->cb = (cb_); \	680	ev_set_cb ((ev), cb_); \
300	} while (0)	681	} while (0)
301		682
302	#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0)	683	#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) \| EV__IOFDSET; } while (0)
303	#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0)	684	#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0)
304	#define ev_periodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0)	685	#define ev_periodic_set(ev,ofs_,ival_,rcb_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb = (rcb_); } while (0)
305	#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)	686	#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
		687	#define ev_child_set(ev,pid_,trace_) do { (ev)->pid = (pid_); (ev)->flags = !!(trace_); } while (0)
		688	#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0)
306	#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */	689	#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
307	#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */	690	#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
308	#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */	691	#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
309	#define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0)	692	#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
		693	#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
		694	#define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */
		695	#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */
310		696
311	#define ev_io_init(ev,cb,fd,events) do { ev_watcher_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)	697	#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
312	#define ev_timer_init(ev,cb,after,repeat) do { ev_watcher_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)	698	#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
313	#define ev_periodic_init(ev,cb,at,interval) do { ev_watcher_init ((ev), (cb)); ev_periodic_set ((ev),(at),(interval)); } while (0)	699	#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0)
314	#define ev_signal_init(ev,cb,signum) do { ev_watcher_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)	700	#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
		701	#define ev_child_init(ev,cb,pid,trace) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid),(trace)); } while (0)
		702	#define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_stat_set ((ev),(path),(interval)); } while (0)
315	#define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)	703	#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
316	#define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)	704	#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
317	#define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0)	705	#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
		706	#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
		707	#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
318	#define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0)	708	#define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0)
		709	#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
319		710
320	#define ev_is_pending(ev) (0 + ((struct ev_watcher )(void )(ev))->pending) /* ro, true when watcher is waiting for callback invocation */	711	#define ev_is_pending(ev) (0 + ((ev_watcher )(void )(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
321	#define ev_is_active(ev) (0 + ((struct ev_watcher )(void )(ev))->active) /* ro, true when the watcher has been started */	712	#define ev_is_active(ev) (0 + ((ev_watcher )(void )(ev))->active) /* ro, true when the watcher has been started */
322		713
323	#define ev_priority(ev) ((struct ev_watcher )(void )(ev))->priority /* rw */
324	#define ev_cb(ev) (ev)->cb /* rw */	714	#define ev_cb(ev) (ev)->cb /* rw */
		715
		716	#if EV_MINPRI == EV_MAXPRI
		717	# define ev_priority(ev) ((ev), EV_MINPRI)
325	#define ev_set_priority(ev,pri) ev_priority (ev) = (pri)	718	# define ev_set_priority(ev,pri) ((ev), (pri))
		719	#else
		720	# define ev_priority(ev) (+(((ev_watcher )(void )(ev))->priority))
		721	# define ev_set_priority(ev,pri) ( (ev_watcher )(void )(ev))->priority = (pri)
		722	#endif
		723
		724	#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
		725
		726	#ifndef ev_set_cb
326	#define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)	727	# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
		728	#endif
327		729
328	/* stopping (enabling, adding) a watcher does nothing if it is already running */	730	/* stopping (enabling, adding) a watcher does nothing if it is already running */
329	/* stopping (disabling, deleting) a watcher does nothing unless its already running */	731	/* stopping (disabling, deleting) a watcher does nothing unless its already running */
330	#if EV_PROTOTYPES	732	#if EV_PROTOTYPES
		733
		734	/* feeds an event into a watcher as if the event actually occurred */
		735	/* accepts any ev_watcher type */
		736	EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents);
		737	EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents);
		738	#if EV_SIGNAL_ENABLE
		739	EV_API_DECL void ev_feed_signal (int signum);
		740	EV_API_DECL void ev_feed_signal_event (EV_P_ int signum);
		741	#endif
		742	EV_API_DECL void ev_invoke (EV_P_ void *w, int revents);
		743	EV_API_DECL int ev_clear_pending (EV_P_ void *w);
		744
331	void ev_io_start (EV_P_ struct ev_io *w);	745	EV_API_DECL void ev_io_start (EV_P_ ev_io *w);
332	void ev_io_stop (EV_P_ struct ev_io *w);	746	EV_API_DECL void ev_io_stop (EV_P_ ev_io *w);
333		747
334	void ev_timer_start (EV_P_ struct ev_timer *w);	748	EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w);
335	void ev_timer_stop (EV_P_ struct ev_timer *w);	749	EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w);
336	/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */	750	/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
337	void ev_timer_again (EV_P_ struct ev_timer *w);	751	EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w);
		752	/* return remaining time */
		753	EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w);
338		754
		755	#if EV_PERIODIC_ENABLE
339	void ev_periodic_start (EV_P_ struct ev_periodic *w);	756	EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w);
340	void ev_periodic_stop (EV_P_ struct ev_periodic *w);	757	EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w);
341		758	EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w);
342	void ev_idle_start (EV_P_ struct ev_idle *w);	759	#endif
343	void ev_idle_stop (EV_P_ struct ev_idle *w);
344
345	void ev_prepare_start (EV_P_ struct ev_prepare *w);
346	void ev_prepare_stop (EV_P_ struct ev_prepare *w);
347
348	void ev_check_start (EV_P_ struct ev_check *w);
349	void ev_check_stop (EV_P_ struct ev_check *w);
350		760
351	/* only supported in the default loop */	761	/* only supported in the default loop */
		762	#if EV_SIGNAL_ENABLE
352	void ev_signal_start (EV_P_ struct ev_signal *w);	763	EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w);
353	void ev_signal_stop (EV_P_ struct ev_signal *w);	764	EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w);
		765	#endif
354		766
355	/* only supported in the default loop */	767	/* only supported in the default loop */
		768	# if EV_CHILD_ENABLE
356	void ev_child_start (EV_P_ struct ev_child *w);	769	EV_API_DECL void ev_child_start (EV_P_ ev_child *w);
357	void ev_child_stop (EV_P_ struct ev_child *w);	770	EV_API_DECL void ev_child_stop (EV_P_ ev_child *w);
358	#endif	771	# endif
359		772
360	#ifdef __cplusplus	773	# if EV_STAT_ENABLE
361	}	774	EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w);
		775	EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w);
		776	EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w);
362	#endif	777	# endif
363		778
		779	# if EV_IDLE_ENABLE
		780	EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w);
		781	EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w);
364	#endif	782	# endif
365		783
		784	#if EV_PREPARE_ENABLE
		785	EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w);
		786	EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w);
		787	#endif
		788
		789	#if EV_CHECK_ENABLE
		790	EV_API_DECL void ev_check_start (EV_P_ ev_check *w);
		791	EV_API_DECL void ev_check_stop (EV_P_ ev_check *w);
		792	#endif
		793
		794	# if EV_FORK_ENABLE
		795	EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w);
		796	EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w);
		797	# endif
		798
		799	# if EV_CLEANUP_ENABLE
		800	EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w);
		801	EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w);
		802	# endif
		803
		804	# if EV_EMBED_ENABLE
		805	/* only supported when loop to be embedded is in fact embeddable */
		806	EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w);
		807	EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w);
		808	EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w);
		809	# endif
		810
		811	# if EV_ASYNC_ENABLE
		812	EV_API_DECL void ev_async_start (EV_P_ ev_async *w);
		813	EV_API_DECL void ev_async_stop (EV_P_ ev_async *w);
		814	EV_API_DECL void ev_async_send (EV_P_ ev_async *w);
		815	# endif
		816
		817	#if EV_COMPAT3
		818	#define EVLOOP_NONBLOCK EVRUN_NOWAIT
		819	#define EVLOOP_ONESHOT EVRUN_ONCE
		820	#define EVUNLOOP_CANCEL EVBREAK_CANCEL
		821	#define EVUNLOOP_ONE EVBREAK_ONE
		822	#define EVUNLOOP_ALL EVBREAK_ALL
		823	#if EV_PROTOTYPES
		824	EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); }
		825	EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); }
		826	EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); }
		827	EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); }
		828	#if EV_FEATURE_API
		829	EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); }
		830	EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); }
		831	EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); }
		832	#endif
		833	#endif
		834	#else
		835	typedef struct ev_loop ev_loop;
		836	#endif
		837
		838	#endif
		839
		840	EV_CPP(})
		841
		842	#endif
		843

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Comparing libev/ev.h (file contents): Revision 1.37 by root, Tue Nov 6 00:52:33 2007 UTC vs. Revision 1.166 by root, Mon Apr 2 23:46:11 2012 UTC

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Comparing libev/ev.h (file contents):
Revision 1.37 by root, Tue Nov 6 00:52:33 2007 UTC vs.
Revision 1.166 by root, Mon Apr 2 23:46:11 2012 UTC