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

Comparing libev/ev.h (file contents):
Revision 1.64 by root, Fri Nov 23 19:13:33 2007 UTC vs.
Revision 1.159 by root, Wed Feb 16 08:02:50 2011 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 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
35	#endif	56	#endif
		57
		58	#ifndef EV_FEATURES
		59	# define EV_FEATURES 0x7f
		60	#endif
		61
		62	#define EV_FEATURE_CODE ((EV_FEATURES) & 1)
		63	#define EV_FEATURE_DATA ((EV_FEATURES) & 2)
		64	#define EV_FEATURE_CONFIG ((EV_FEATURES) & 4)
		65	#define EV_FEATURE_API ((EV_FEATURES) & 8)
		66	#define EV_FEATURE_WATCHERS ((EV_FEATURES) & 16)
		67	#define EV_FEATURE_BACKENDS ((EV_FEATURES) & 32)
		68	#define EV_FEATURE_OS ((EV_FEATURES) & 64)
		69
		70	/* these priorities are inclusive, higher priorities will be invoked earlier */
		71	#ifndef EV_MINPRI
		72	# define EV_MINPRI (EV_FEATURE_CONFIG ? -2 : 0)
		73	#endif
		74	#ifndef EV_MAXPRI
		75	# define EV_MAXPRI (EV_FEATURE_CONFIG ? +2 : 0)
		76	#endif
		77
		78	#ifndef EV_MULTIPLICITY
		79	# define EV_MULTIPLICITY EV_FEATURE_CONFIG
		80	#endif
		81
		82	#ifndef EV_PERIODIC_ENABLE
		83	# define EV_PERIODIC_ENABLE EV_FEATURE_WATCHERS
		84	#endif
		85
		86	#ifndef EV_STAT_ENABLE
		87	# define EV_STAT_ENABLE EV_FEATURE_WATCHERS
		88	#endif
		89
		90	#ifndef EV_PREPARE_ENABLE
		91	# define EV_PREPARE_ENABLE EV_FEATURE_WATCHERS
		92	#endif
		93
		94	#ifndef EV_CHECK_ENABLE
		95	# define EV_CHECK_ENABLE EV_FEATURE_WATCHERS
		96	#endif
		97
		98	#ifndef EV_IDLE_ENABLE
		99	# define EV_IDLE_ENABLE EV_FEATURE_WATCHERS
		100	#endif
		101
		102	#ifndef EV_FORK_ENABLE
		103	# define EV_FORK_ENABLE EV_FEATURE_WATCHERS
		104	#endif
		105
		106	#ifndef EV_CLEANUP_ENABLE
		107	# define EV_CLEANUP_ENABLE EV_FEATURE_WATCHERS
		108	#endif
		109
		110	#ifndef EV_SIGNAL_ENABLE
		111	# define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS
		112	#endif
		113
		114	#ifndef EV_CHILD_ENABLE
		115	# ifdef _WIN32
		116	# define EV_CHILD_ENABLE 0
		117	# else
		118	# define EV_CHILD_ENABLE EV_FEATURE_WATCHERS
		119	#endif
		120	#endif
		121
		122	#ifndef EV_ASYNC_ENABLE
		123	# define EV_ASYNC_ENABLE EV_FEATURE_WATCHERS
		124	#endif
		125
		126	#ifndef EV_EMBED_ENABLE
		127	# define EV_EMBED_ENABLE EV_FEATURE_WATCHERS
		128	#endif
		129
		130	#ifndef EV_WALK_ENABLE
		131	# define EV_WALK_ENABLE 0 /* not yet */
		132	#endif
		133
		134	/*****************************************************************************/
		135
		136	#if EV_CHILD_ENABLE && !EV_SIGNAL_ENABLE
		137	# undef EV_SIGNAL_ENABLE
		138	# define EV_SIGNAL_ENABLE 1
		139	#endif
		140
		141	/*****************************************************************************/
36		142
37	typedef double ev_tstamp;	143	typedef double ev_tstamp;
38		144
39	/* these priorities are inclusive, higher priorities will be called earlier */	145	#ifndef EV_ATOMIC_T
40	#ifndef EV_MINPRI	146	# include <signal.h>
41	# define EV_MINPRI -2	147	# define EV_ATOMIC_T sig_atomic_t volatile
		148	#endif
		149
		150	#if EV_STAT_ENABLE
		151	# ifdef _WIN32
		152	# include <time.h>
		153	# include <sys/types.h>
42	#endif	154	# endif
43	#ifndef EV_MAXPRI	155	# include <sys/stat.h>
44	# define EV_MAXPRI +2
45	#endif
46
47	#ifndef EV_MULTIPLICITY
48	# define EV_MULTIPLICITY 1
49	#endif
50
51	#ifndef EV_PERIODICS
52	# define EV_PERIODICS 1
53	#endif	156	#endif
54		157
55	/* support multiple event loops? */	158	/* support multiple event loops? */
56	#if EV_MULTIPLICITY	159	#if EV_MULTIPLICITY
57	struct ev_loop;	160	struct ev_loop;
58	# define EV_P struct ev_loop *loop	161	# define EV_P struct ev_loop loop / a loop as sole parameter in a declaration */
59	# define EV_P_ EV_P,	162	# define EV_P_ EV_P, /* a loop as first of multiple parameters */
60	# define EV_A loop	163	# define EV_A loop /* a loop as sole argument to a function call */
61	# define EV_A_ EV_A,	164	# define EV_A_ EV_A, /* a loop as first of multiple arguments */
62	# define EV_DEFAULT_A ev_default_loop (0)	165	# define EV_DEFAULT_UC ev_default_loop_uc_ () /* the default loop, if initialised, as sole arg */
63	# define EV_DEFAULT_A_ EV_DEFAULT_A,	166	# define EV_DEFAULT_UC_ EV_DEFAULT_UC, /* the default loop as first of multiple arguments */
		167	# define EV_DEFAULT ev_default_loop (0) /* the default loop as sole arg */
		168	# define EV_DEFAULT_ EV_DEFAULT, /* the default loop as first of multiple arguments */
64	#else	169	#else
65	# define EV_P void	170	# define EV_P void
66	# define EV_P_	171	# define EV_P_
67	# define EV_A	172	# define EV_A
68	# define EV_A_	173	# define EV_A_
		174	# define EV_DEFAULT
69	# define EV_DEFAULT_A	175	# define EV_DEFAULT_
		176	# define EV_DEFAULT_UC
70	# define EV_DEFAULT_A_	177	# define EV_DEFAULT_UC_
		178	# undef EV_EMBED_ENABLE
71	#endif	179	#endif
		180
		181	/* EV_INLINE is used for functions in header files */
		182	#if __STDC_VERSION__ >= 199901L \|\| __GNUC__ >= 3
		183	# define EV_INLINE static inline
		184	#else
		185	# define EV_INLINE static
		186	#endif
		187
		188	/* EV_PROTOTYPES can be sued to switch of prototype declarations */
		189	#ifndef EV_PROTOTYPES
		190	# define EV_PROTOTYPES 1
		191	#endif
		192
		193	/*****************************************************************************/
		194
		195	#define EV_VERSION_MAJOR 4
		196	#define EV_VERSION_MINOR 3
72		197
73	/* eventmask, revents, events... */	198	/* eventmask, revents, events... */
74	#define EV_UNDEF -1L /* guaranteed to be invalid */	199	enum {
75	#define EV_NONE 0x00L	200	EV_UNDEF = 0xFFFFFFFF, /* guaranteed to be invalid */
76	#define EV_READ 0x01L /* io only */	201	EV_NONE = 0x00, /* no events */
77	#define EV_WRITE 0x02L /* io only */	202	EV_READ = 0x01, /* ev_io detected read will not block */
78	#define EV_TIMEOUT 0x000100L /* timer only */	203	EV_WRITE = 0x02, /* ev_io detected write will not block */
		204	EV__IOFDSET = 0x80, /* internal use only */
		205	EV_IO = EV_READ, /* alias for type-detection */
		206	EV_TIMER = 0x00000100, /* timer timed out */
		207	#if EV_COMPAT3
		208	EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */
		209	#endif
79	#define EV_PERIODIC 0x000200L /* periodic timer only */	210	EV_PERIODIC = 0x00000200, /* periodic timer timed out */
80	#define EV_SIGNAL 0x000400L /* signal only */	211	EV_SIGNAL = 0x00000400, /* signal was received */
81	#define EV_IDLE 0x000800L /* idle only */	212	EV_CHILD = 0x00000800, /* child/pid had status change */
82	#define EV_CHECK 0x001000L /* check only */	213	EV_STAT = 0x00001000, /* stat data changed */
83	#define EV_PREPARE 0x002000L /* prepare only */	214	EV_IDLE = 0x00002000, /* event loop is idling */
84	#define EV_CHILD 0x004000L /* child/pid only */	215	EV_PREPARE = 0x00004000, /* event loop about to poll */
		216	EV_CHECK = 0x00008000, /* event loop finished poll */
85	#define EV_EMBED 0x008000L /* embedded event loop */	217	EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
		218	EV_FORK = 0x00020000, /* event loop resumed in child */
		219	EV_CLEANUP = 0x00040000, /* event loop resumed in child */
		220	EV_ASYNC = 0x00080000, /* async intra-loop signal */
		221	EV_CUSTOM = 0x01000000, /* for use by user code */
86	#define EV_ERROR 0x800000L /* sent when an error occurs */	222	EV_ERROR = 0x80000000 /* sent when an error occurs */
		223	};
87		224
88	/* can be used to add custom fields to all watchers, while losing binary compatibility */	225	/* can be used to add custom fields to all watchers, while losing binary compatibility */
89	#ifndef EV_COMMON	226	#ifndef EV_COMMON
90	# define EV_COMMON void *data;	227	# define EV_COMMON void *data;
91	#endif	228	#endif
92	#ifndef EV_PROTOTYPES
93	# define EV_PROTOTYPES 1
94	#endif
95
96	#define EV_VERSION_MAJOR 1
97	#define EV_VERSION_MINOR 1
98		229
99	#ifndef EV_CB_DECLARE	230	#ifndef EV_CB_DECLARE
100	# define EV_CB_DECLARE(type) void (cb)(EV_P_ struct type w, int revents);	231	# define EV_CB_DECLARE(type) void (cb)(EV_P_ struct type w, int revents);
101	#endif	232	#endif
102	#ifndef EV_CB_INVOKE	233	#ifndef EV_CB_INVOKE
103	# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))	234	# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))
104	#endif	235	#endif
105		236
		237	/* not official, do not use */
		238	#define EV_CB(type,name) void name (EV_P_ struct ev_ ## type *w, int revents)
		239
106	/*	240	/*
107	* struct member types:	241	* struct member types:
108	* private: you can look at them, but not change them, and they might not mean anything to you.	242	* private: you may look at them, but not change them,
		243	* and they might not mean anything to you.
109	* ro: can be read anytime, but only changed when the watcher isn't active	244	* ro: can be read anytime, but only changed when the watcher isn't active.
110	* rw: can be read and modified anytime, even when the watcher is active	245	* rw: can be read and modified anytime, even when the watcher is active.
		246	*
		247	* some internal details that might be helpful for debugging:
		248	*
		249	* active is either 0, which means the watcher is not active,
		250	* or the array index of the watcher (periodics, timers)
		251	* or the array index + 1 (most other watchers)
		252	* or simply 1 for watchers that aren't in some array.
		253	* pending is either 0, in which case the watcher isn't,
		254	* or the array index + 1 in the pendings array.
111	*/	255	*/
		256
		257	#if EV_MINPRI == EV_MAXPRI
		258	# define EV_DECL_PRIORITY
		259	#elif !defined (EV_DECL_PRIORITY)
		260	# define EV_DECL_PRIORITY int priority;
		261	#endif
112		262
113	/* shared by all watchers */	263	/* shared by all watchers */
114	#define EV_WATCHER(type) \	264	#define EV_WATCHER(type) \
115	int active; /* private */ \	265	int active; /* private */ \
116	int pending; /* private */ \	266	int pending; /* private */ \
117	int priority; /* private */ \	267	EV_DECL_PRIORITY /* private */ \
118	EV_COMMON /* rw */ \	268	EV_COMMON /* rw */ \
119	EV_CB_DECLARE (type) /* private */	269	EV_CB_DECLARE (type) /* private */
120		270
121	#define EV_WATCHER_LIST(type) \	271	#define EV_WATCHER_LIST(type) \
122	EV_WATCHER (type) \	272	EV_WATCHER (type) \
125	#define EV_WATCHER_TIME(type) \	275	#define EV_WATCHER_TIME(type) \
126	EV_WATCHER (type) \	276	EV_WATCHER (type) \
127	ev_tstamp at; /* private */	277	ev_tstamp at; /* private */
128		278
129	/* base class, nothing to see here unless you subclass */	279	/* base class, nothing to see here unless you subclass */
130	struct ev_watcher	280	typedef struct ev_watcher
131	{	281	{
132	EV_WATCHER (ev_watcher)	282	EV_WATCHER (ev_watcher)
133	};	283	} ev_watcher;
134		284
135	/* base class, nothing to see here unless you subclass */	285	/* base class, nothing to see here unless you subclass */
136	struct ev_watcher_list	286	typedef struct ev_watcher_list
137	{	287	{
138	EV_WATCHER_LIST (ev_watcher_list)	288	EV_WATCHER_LIST (ev_watcher_list)
139	};	289	} ev_watcher_list;
140		290
141	/* base class, nothing to see here unless you subclass */	291	/* base class, nothing to see here unless you subclass */
142	struct ev_watcher_time	292	typedef struct ev_watcher_time
143	{	293	{
144	EV_WATCHER_TIME (ev_watcher_time)	294	EV_WATCHER_TIME (ev_watcher_time)
145	};	295	} ev_watcher_time;
		296
		297	/* invoked when fd is either EV_READable or EV_WRITEable */
		298	/* revent EV_READ, EV_WRITE */
		299	typedef struct ev_io
		300	{
		301	EV_WATCHER_LIST (ev_io)
		302
		303	int fd; /* ro */
		304	int events; /* ro */
		305	} ev_io;
146		306
147	/* invoked after a specific time, repeatable (based on monotonic clock) */	307	/* invoked after a specific time, repeatable (based on monotonic clock) */
148	/* revent EV_TIMEOUT */	308	/* revent EV_TIMEOUT */
149	struct ev_timer	309	typedef struct ev_timer
150	{	310	{
151	EV_WATCHER_TIME (ev_timer)	311	EV_WATCHER_TIME (ev_timer)
152		312
153	ev_tstamp repeat; /* rw */	313	ev_tstamp repeat; /* rw */
154	};	314	} ev_timer;
155		315
156	/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */	316	/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */
157	/* revent EV_PERIODIC */	317	/* revent EV_PERIODIC */
158	struct ev_periodic	318	typedef struct ev_periodic
159	{	319	{
160	EV_WATCHER_TIME (ev_periodic)	320	EV_WATCHER_TIME (ev_periodic)
161		321
		322	ev_tstamp offset; /* rw */
162	ev_tstamp interval; /* rw */	323	ev_tstamp interval; /* rw */
163	ev_tstamp (reschedule_cb)(struct ev_periodic w, ev_tstamp now); /* rw */	324	ev_tstamp (reschedule_cb)(struct ev_periodic w, ev_tstamp now); /* rw */
164	};	325	} ev_periodic;
165
166	/* invoked when fd is either EV_READable or EV_WRITEable */
167	/* revent EV_READ, EV_WRITE */
168	struct ev_io
169	{
170	EV_WATCHER_LIST (ev_io)
171
172	int fd; /* ro */
173	int events; /* ro */
174	};
175		326
176	/* invoked when the given signal has been received */	327	/* invoked when the given signal has been received */
177	/* revent EV_SIGNAL */	328	/* revent EV_SIGNAL */
178	struct ev_signal	329	typedef struct ev_signal
179	{	330	{
180	EV_WATCHER_LIST (ev_signal)	331	EV_WATCHER_LIST (ev_signal)
181		332
182	int signum; /* ro */	333	int signum; /* ro */
183	};	334	} ev_signal;
184		335
		336	/* invoked when sigchld is received and waitpid indicates the given pid */
		337	/* revent EV_CHILD */
		338	/* does not support priorities */
		339	typedef struct ev_child
		340	{
		341	EV_WATCHER_LIST (ev_child)
		342
		343	int flags; /* private */
		344	int pid; /* ro */
		345	int rpid; /* rw, holds the received pid */
		346	int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */
		347	} ev_child;
		348
		349	#if EV_STAT_ENABLE
		350	/* st_nlink = 0 means missing file or other error */
		351	# ifdef _WIN32
		352	typedef struct _stati64 ev_statdata;
		353	# else
		354	typedef struct stat ev_statdata;
		355	# endif
		356
		357	/* invoked each time the stat data changes for a given path */
		358	/* revent EV_STAT */
		359	typedef struct ev_stat
		360	{
		361	EV_WATCHER_LIST (ev_stat)
		362
		363	ev_timer timer; /* private */
		364	ev_tstamp interval; /* ro */
		365	const char path; / ro */
		366	ev_statdata prev; /* ro */
		367	ev_statdata attr; /* ro */
		368
		369	int wd; /* wd for inotify, fd for kqueue */
		370	} ev_stat;
		371	#endif
		372
		373	#if EV_IDLE_ENABLE
185	/* invoked when the nothing else needs to be done, keeps the process from blocking */	374	/* invoked when the nothing else needs to be done, keeps the process from blocking */
186	/* revent EV_IDLE */	375	/* revent EV_IDLE */
187	struct ev_idle	376	typedef struct ev_idle
188	{	377	{
189	EV_WATCHER (ev_idle)	378	EV_WATCHER (ev_idle)
190	};	379	} ev_idle;
		380	#endif
191		381
192	/* invoked for each run of the mainloop, just before the blocking call */	382	/* invoked for each run of the mainloop, just before the blocking call */
193	/* you can still change events in any way you like */	383	/* you can still change events in any way you like */
194	/* revent EV_PREPARE */	384	/* revent EV_PREPARE */
195	struct ev_prepare	385	typedef struct ev_prepare
196	{	386	{
197	EV_WATCHER (ev_prepare)	387	EV_WATCHER (ev_prepare)
198	};	388	} ev_prepare;
199		389
200	/* invoked for each run of the mainloop, just after the blocking call */	390	/* invoked for each run of the mainloop, just after the blocking call */
201	/* revent EV_CHECK */	391	/* revent EV_CHECK */
202	struct ev_check	392	typedef struct ev_check
203	{	393	{
204	EV_WATCHER (ev_check)	394	EV_WATCHER (ev_check)
205	};	395	} ev_check;
206		396
207	/* invoked when sigchld is received and waitpid indicates the given pid */	397	#if EV_FORK_ENABLE
		398	/* the callback gets invoked before check in the child process when a fork was detected */
		399	/* revent EV_FORK */
		400	typedef struct ev_fork
		401	{
		402	EV_WATCHER (ev_fork)
		403	} ev_fork;
		404	#endif
		405
		406	#if EV_CLEANUP_ENABLE
		407	/* is invoked just before the loop gets destroyed */
208	/* revent EV_CHILD */	408	/* revent EV_CLEANUP */
209	/* does not support priorities */	409	typedef struct ev_cleanup
210	struct ev_child
211	{	410	{
212	EV_WATCHER_LIST (ev_child)	411	EV_WATCHER (ev_cleanup)
		412	} ev_cleanup;
		413	#endif
213		414
214	int pid; /* ro */	415	#if EV_EMBED_ENABLE
215	int rpid; /* rw, holds the received pid */
216	int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */
217	};
218
219	#if EV_MULTIPLICITY
220	/* used to embed an event loop inside another */	416	/* used to embed an event loop inside another */
221	/* the callback gets invoked when the event loop has handled events, and can be 0 */	417	/* the callback gets invoked when the event loop has handled events, and can be 0 */
222	struct ev_embed	418	typedef struct ev_embed
223	{	419	{
224	EV_WATCHER (ev_embed)	420	EV_WATCHER (ev_embed)
225		421
226	struct ev_io io; /* private */
227	struct ev_loop loop; / ro */	422	struct ev_loop other; / ro */
228	};	423	ev_io io; /* private */
		424	ev_prepare prepare; /* private */
		425	ev_check check; /* unused */
		426	ev_timer timer; /* unused */
		427	ev_periodic periodic; /* unused */
		428	ev_idle idle; /* unused */
		429	ev_fork fork; /* private */
		430	#if EV_CLEANUP_ENABLE
		431	ev_cleanup cleanup; /* unused */
		432	#endif
		433	} ev_embed;
		434	#endif
		435
		436	#if EV_ASYNC_ENABLE
		437	/* invoked when somebody calls ev_async_send on the watcher */
		438	/* revent EV_ASYNC */
		439	typedef struct ev_async
		440	{
		441	EV_WATCHER (ev_async)
		442
		443	EV_ATOMIC_T sent; /* private */
		444	} ev_async;
		445
		446	# define ev_async_pending(w) (+(w)->sent)
229	#endif	447	#endif
230		448
231	/* the presence of this union forces similar struct layout */	449	/* the presence of this union forces similar struct layout */
232	union ev_any_watcher	450	union ev_any_watcher
233	{	451	{
…		…
235	struct ev_watcher_list wl;	453	struct ev_watcher_list wl;
236		454
237	struct ev_io io;	455	struct ev_io io;
238	struct ev_timer timer;	456	struct ev_timer timer;
239	struct ev_periodic periodic;	457	struct ev_periodic periodic;
		458	struct ev_signal signal;
		459	struct ev_child child;
		460	#if EV_STAT_ENABLE
		461	struct ev_stat stat;
		462	#endif
		463	#if EV_IDLE_ENABLE
240	struct ev_idle idle;	464	struct ev_idle idle;
		465	#endif
241	struct ev_prepare prepare;	466	struct ev_prepare prepare;
242	struct ev_check check;	467	struct ev_check check;
243	struct ev_signal signal;	468	#if EV_FORK_ENABLE
244	struct ev_child child;	469	struct ev_fork fork;
		470	#endif
		471	#if EV_CLEANUP_ENABLE
		472	struct ev_cleanup cleanup;
		473	#endif
		474	#if EV_EMBED_ENABLE
245	struct ev_embed embed;	475	struct ev_embed embed;
		476	#endif
		477	#if EV_ASYNC_ENABLE
		478	struct ev_async async;
		479	#endif
246	};	480	};
247		481
248	/* bits for ev_default_loop and ev_loop_new */	482	/* flag bits for ev_default_loop and ev_loop_new */
		483	enum {
249	/* the default */	484	/* the default */
250	#define EVFLAG_AUTO 0x00000000UL /* not quite a mask */	485	EVFLAG_AUTO = 0x00000000U, /* not quite a mask */
251	/* flag bits */	486	/* flag bits */
252	#define EVFLAG_NOENV 0x01000000UL /* do NOT consult environment */	487	EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */
		488	EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */
		489	/* debugging/feature disable */
		490	EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */
		491	#if EV_COMPAT3
		492	EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */
		493	#endif
		494	EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */
		495	EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */
		496	};
		497
253	/* method bits to be ored together */	498	/* method bits to be ored together */
		499	enum {
254	#define EVBACKEND_SELECT 0x00000001UL /* about anywhere */	500	EVBACKEND_SELECT = 0x00000001U, /* about anywhere */
255	#define EVBACKEND_POLL 0x00000002UL /* !win */	501	EVBACKEND_POLL = 0x00000002U, /* !win */
256	#define EVBACKEND_EPOLL 0x00000004UL /* linux */	502	EVBACKEND_EPOLL = 0x00000004U, /* linux */
257	#define EVBACKEND_KQUEUE 0x00000008UL /* bsd */	503	EVBACKEND_KQUEUE = 0x00000008U, /* bsd */
258	#define EVBACKEND_DEVPOLL 0x00000010UL /* solaris 8 / / NYI */	504	EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 / / NYI */
259	#define EVBACKEND_PORT 0x00000020UL /* solaris 10 */	505	EVBACKEND_PORT = 0x00000020U, /* solaris 10 */
		506	EVBACKEND_ALL = 0x0000003FU, /* all known backends */
		507	EVBACKEND_MASK = 0x0000FFFFU /* all future backends */
		508	};
260		509
261	#if EV_PROTOTYPES	510	#if EV_PROTOTYPES
262	int ev_version_major (void);	511	int ev_version_major (void);
263	int ev_version_minor (void);	512	int ev_version_minor (void);
264		513
265	unsigned int ev_supported_backends (void);	514	unsigned int ev_supported_backends (void);
266	unsigned int ev_recommended_backends (void);	515	unsigned int ev_recommended_backends (void);
267	unsigned int ev_embeddable_backends (void);	516	unsigned int ev_embeddable_backends (void);
268		517
269	ev_tstamp ev_time (void);	518	ev_tstamp ev_time (void);
		519	void ev_sleep (ev_tstamp delay); /* sleep for a while */
270		520
271	/* Sets the allocation function to use, works like realloc.	521	/* Sets the allocation function to use, works like realloc.
272	* It is used to allocate and free memory.	522	* It is used to allocate and free memory.
273	* If it returns zero when memory needs to be allocated, the library might abort	523	* If it returns zero when memory needs to be allocated, the library might abort
274	* or take some potentially destructive action.	524	* or take some potentially destructive action.
…		…
280	* retryable syscall error	530	* retryable syscall error
281	* (such as failed select, poll, epoll_wait)	531	* (such as failed select, poll, epoll_wait)
282	*/	532	*/
283	void ev_set_syserr_cb (void (cb)(const char msg));	533	void ev_set_syserr_cb (void (cb)(const char msg));
284		534
285	# if EV_MULTIPLICITY	535	#if EV_MULTIPLICITY
		536
286	/* the default loop is the only one that handles signals and child watchers */	537	/* the default loop is the only one that handles signals and child watchers */
287	/* you can call this as often as you like */	538	/* you can call this as often as you like */
288	static struct ev_loop *	539	struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0));
289	ev_default_loop (unsigned int flags)	540
		541	EV_INLINE struct ev_loop *
		542	ev_default_loop_uc_ (void)
290	{	543	{
291	extern struct ev_loop *ev_default_loop_ptr;	544	extern struct ev_loop *ev_default_loop_ptr;
292	extern struct ev_loop *ev_default_loop_init (unsigned int flags);
293
294	if (!ev_default_loop_ptr)
295	ev_default_loop_init (flags);
296		545
297	return ev_default_loop_ptr;	546	return ev_default_loop_ptr;
298	}	547	}
299		548
		549	EV_INLINE int
		550	ev_is_default_loop (EV_P)
		551	{
		552	return EV_A == EV_DEFAULT_UC;
		553	}
		554
300	/* create and destroy alternative loops that don't handle signals */	555	/* create and destroy alternative loops that don't handle signals */
301	struct ev_loop *ev_loop_new (unsigned int flags);	556	struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0));
302	void ev_loop_destroy (EV_P);
303	void ev_loop_fork (EV_P);
304		557
305	ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */	558	ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */
306		559
307	# else	560	#else
308		561
309	int ev_default_loop (unsigned int flags); /* returns true when successful */	562	int ev_default_loop (unsigned int flags EV_CPP (= 0)); /* returns true when successful */
310		563
311	static ev_tstamp	564	EV_INLINE ev_tstamp
312	ev_now (void)	565	ev_now (void)
313	{	566	{
314	extern ev_tstamp ev_rt_now;	567	extern ev_tstamp ev_rt_now;
315		568
316	return ev_rt_now;	569	return ev_rt_now;
317	}	570	}
318	# endif
319		571
320	void ev_default_destroy (void); /* destroy the default loop */	572	/* looks weird, but ev_is_default_loop (EV_A) still works if this exists */
		573	EV_INLINE int
		574	ev_is_default_loop (void)
		575	{
		576	return 1;
		577	}
		578
		579	#endif /* multiplicity */
		580
		581	/* destroy event loops, also works for the default loop */
		582	void ev_loop_destroy (EV_P);
		583
321	/* this needs to be called after fork, to duplicate the default loop */	584	/* this needs to be called after fork, to duplicate the loop */
322	/* if you create alternative loops you have to call ev_loop_fork on them */	585	/* when you want to re-use it in the child */
323	/* you can call it in either the parent or the child */	586	/* you can call it in either the parent or the child */
324	/* you can actually call it at any time, anywhere :) */	587	/* you can actually call it at any time, anywhere :) */
325	void ev_default_fork (void);	588	void ev_loop_fork (EV_P);
326		589
327	unsigned int ev_backend (EV_P);	590	unsigned int ev_backend (EV_P); /* backend in use by loop */
328	#endif
329		591
330	#define EVLOOP_NONBLOCK 1 /* do not block/wait */	592	void ev_now_update (EV_P); /* update event loop time */
331	#define EVLOOP_ONESHOT 2 /* block once only */	593
332	#define EVUNLOOP_ONE 1 /* unloop once */	594	#if EV_WALK_ENABLE
		595	/* walk (almost) all watchers in the loop of a given type, invoking the */
		596	/* callback on every such watcher. The callback might stop the watcher, */
		597	/* but do nothing else with the loop */
		598	void ev_walk (EV_P_ int types, void (cb)(EV_P_ int type, void w));
		599	#endif
		600
		601	#endif /* prototypes */
		602
		603	/* ev_run flags values */
		604	enum {
		605	EVRUN_NOWAIT = 1, /* do not block/wait */
		606	EVRUN_ONCE = 2 /* block once only */
		607	};
		608
		609	/* ev_break how values */
		610	enum {
		611	EVBREAK_CANCEL = 0, /* undo unloop */
		612	EVBREAK_ONE = 1, /* unloop once */
333	#define EVUNLOOP_ALL 2 /* unloop all loops */	613	EVBREAK_ALL = 2 /* unloop all loops */
		614	};
334		615
335	#if EV_PROTOTYPES	616	#if EV_PROTOTYPES
336	void ev_loop (EV_P_ int flags);	617	void ev_run (EV_P_ int flags EV_CPP (= 0));
337	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 */	618	void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)); /* break out of the loop */
338		619
339	/*	620	/*
340	* ref/unref can be used to add or remove a refcount on the mainloop. every watcher	621	* ref/unref can be used to add or remove a refcount on the mainloop. every watcher
341	* keeps one reference. if you have a long-runing watcher you never unregister that	622	* keeps one reference. if you have a long-running watcher you never unregister that
342	* should not keep ev_loop from running, unref() after starting, and ref() before stopping.	623	* should not keep ev_loop from running, unref() after starting, and ref() before stopping.
343	*/	624	*/
344	void ev_ref (EV_P);	625	void ev_ref (EV_P);
345	void ev_unref (EV_P);	626	void ev_unref (EV_P);
346		627
		628	/*
347	/* convinience function, wait for a single event, without registering an event watcher */	629	* convenience function, wait for a single event, without registering an event watcher
348	/* if timeout is < 0, do wait indefinitely */	630	* if timeout is < 0, do wait indefinitely
		631	*/
349	void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (cb)(int revents, void arg), void *arg);	632	void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (cb)(int revents, void arg), void *arg);
		633
		634	# if EV_FEATURE_API
		635	unsigned int ev_iteration (EV_P); /* number of loop iterations */
		636	unsigned int ev_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */
		637	void ev_verify (EV_P); /* abort if loop data corrupted */
		638
		639	void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
		640	void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
		641
		642	/* advanced stuff for threading etc. support, see docs */
		643	void ev_set_userdata (EV_P_ void *data);
		644	void *ev_userdata (EV_P);
		645	void ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P));
		646	void ev_set_loop_release_cb (EV_P_ void (release)(EV_P), void (acquire)(EV_P));
		647
		648	unsigned int ev_pending_count (EV_P); /* number of pending events, if any */
		649	void ev_invoke_pending (EV_P); /* invoke all pending watchers */
		650
		651	/*
		652	* stop/start the timer handling.
		653	*/
		654	void ev_suspend (EV_P);
		655	void ev_resume (EV_P);
		656	#endif
		657
350	#endif	658	#endif
351		659
352	/* these may evaluate ev multiple times, and the other arguments at most once */	660	/* these may evaluate ev multiple times, and the other arguments at most once */
353	/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */	661	/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
354	#define ev_init(ev,cb_) do { \	662	#define ev_init(ev,cb_) do { \
355	((struct ev_watcher )(void )(ev))->active = \	663	((ev_watcher )(void )(ev))->active = \
356	((struct ev_watcher )(void )(ev))->pending = \	664	((ev_watcher )(void )(ev))->pending = 0; \
357	((struct ev_watcher )(void )(ev))->priority = 0; \	665	ev_set_priority ((ev), 0); \
358	ev_set_cb ((ev), cb_); \	666	ev_set_cb ((ev), cb_); \
359	} while (0)	667	} while (0)
360		668
361	#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0)	669	#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) \| EV__IOFDSET; } while (0)
362	#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0)	670	#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0)
363	#define ev_periodic_set(ev,at_,ival_,res_) do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0)	671	#define ev_periodic_set(ev,ofs_,ival_,rcb_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb = (rcb_); } while (0)
364	#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)	672	#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
		673	#define ev_child_set(ev,pid_,trace_) do { (ev)->pid = (pid_); (ev)->flags = !!(trace_); } while (0)
		674	#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0)
365	#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */	675	#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
366	#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */	676	#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
367	#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */	677	#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
368	#define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0)
369	#define ev_embed_set(ev,loop_) do { (ev)->loop = (loop_); } while (0)	678	#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
		679	#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
		680	#define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */
		681	#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */
370		682
371	#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)	683	#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
372	#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)	684	#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
373	#define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0)	685	#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0)
374	#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)	686	#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
		687	#define ev_child_init(ev,cb,pid,trace) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid),(trace)); } while (0)
		688	#define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_stat_set ((ev),(path),(interval)); } while (0)
375	#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)	689	#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
376	#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)	690	#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
377	#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)	691	#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
378	#define ev_child_init(ev,cb,pid) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0)
379	#define ev_embed_init(ev,cb,loop) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(loop)); } while (0)	692	#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
		693	#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
		694	#define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0)
		695	#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
380		696
381	#define ev_is_pending(ev) (0 + ((struct ev_watcher )(void )(ev))->pending) /* ro, true when watcher is waiting for callback invocation */	697	#define ev_is_pending(ev) (0 + ((ev_watcher )(void )(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
382	#define ev_is_active(ev) (0 + ((struct ev_watcher )(void )(ev))->active) /* ro, true when the watcher has been started */	698	#define ev_is_active(ev) (0 + ((ev_watcher )(void )(ev))->active) /* ro, true when the watcher has been started */
383		699
384	#define ev_priority(ev) ((struct ev_watcher )(void )(ev))->priority /* rw */
385	#define ev_cb(ev) (ev)->cb /* rw */	700	#define ev_cb(ev) (ev)->cb /* rw */
		701
		702	#if EV_MINPRI == EV_MAXPRI
		703	# define ev_priority(ev) ((ev), EV_MINPRI)
386	#define ev_set_priority(ev,pri) ev_priority (ev) = (pri)	704	# define ev_set_priority(ev,pri) ((ev), (pri))
		705	#else
		706	# define ev_priority(ev) (+(((ev_watcher )(void )(ev))->priority))
		707	# define ev_set_priority(ev,pri) ( (ev_watcher )(void )(ev))->priority = (pri)
		708	#endif
		709
		710	#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
387		711
388	#ifndef ev_set_cb	712	#ifndef ev_set_cb
389	# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)	713	# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
390	#endif	714	#endif
391		715
392	/* stopping (enabling, adding) a watcher does nothing if it is already running */	716	/* stopping (enabling, adding) a watcher does nothing if it is already running */
393	/* stopping (disabling, deleting) a watcher does nothing unless its already running */	717	/* stopping (disabling, deleting) a watcher does nothing unless its already running */
394	#if EV_PROTOTYPES	718	#if EV_PROTOTYPES
395		719
396	/* feeds an event into a watcher as if the event actually occured */	720	/* feeds an event into a watcher as if the event actually occured */
397	/* accepts any ev_watcher type */	721	/* accepts any ev_watcher type */
398	void ev_feed_event (EV_P_ void *w, int revents);	722	void ev_feed_event (EV_P_ void *w, int revents);
399	void ev_feed_fd_event (EV_P_ int fd, int revents);	723	void ev_feed_fd_event (EV_P_ int fd, int revents);
		724	#if EV_SIGNAL_ENABLE
		725	void ev_feed_signal (int signum);
400	void ev_feed_signal_event (EV_P_ int signum);	726	void ev_feed_signal_event (EV_P_ int signum);
		727	#endif
		728	void ev_invoke (EV_P_ void *w, int revents);
		729	int ev_clear_pending (EV_P_ void *w);
401		730
402	void ev_io_start (EV_P_ struct ev_io *w);	731	void ev_io_start (EV_P_ ev_io *w);
403	void ev_io_stop (EV_P_ struct ev_io *w);	732	void ev_io_stop (EV_P_ ev_io *w);
404		733
405	void ev_timer_start (EV_P_ struct ev_timer *w);	734	void ev_timer_start (EV_P_ ev_timer *w);
406	void ev_timer_stop (EV_P_ struct ev_timer *w);	735	void ev_timer_stop (EV_P_ ev_timer *w);
407	/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */	736	/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
408	void ev_timer_again (EV_P_ struct ev_timer *w);	737	void ev_timer_again (EV_P_ ev_timer *w);
		738	/* return remaining time */
		739	ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w);
409		740
410	#if EV_PERIODICS	741	#if EV_PERIODIC_ENABLE
411	void ev_periodic_start (EV_P_ struct ev_periodic *w);	742	void ev_periodic_start (EV_P_ ev_periodic *w);
412	void ev_periodic_stop (EV_P_ struct ev_periodic *w);	743	void ev_periodic_stop (EV_P_ ev_periodic *w);
413	void ev_periodic_again (EV_P_ struct ev_periodic *w);	744	void ev_periodic_again (EV_P_ ev_periodic *w);
414	#endif	745	#endif
415
416	void ev_idle_start (EV_P_ struct ev_idle *w);
417	void ev_idle_stop (EV_P_ struct ev_idle *w);
418
419	void ev_prepare_start (EV_P_ struct ev_prepare *w);
420	void ev_prepare_stop (EV_P_ struct ev_prepare *w);
421
422	void ev_check_start (EV_P_ struct ev_check *w);
423	void ev_check_stop (EV_P_ struct ev_check *w);
424		746
425	/* only supported in the default loop */	747	/* only supported in the default loop */
		748	#if EV_SIGNAL_ENABLE
426	void ev_signal_start (EV_P_ struct ev_signal *w);	749	void ev_signal_start (EV_P_ ev_signal *w);
427	void ev_signal_stop (EV_P_ struct ev_signal *w);	750	void ev_signal_stop (EV_P_ ev_signal *w);
		751	#endif
428		752
429	/* only supported in the default loop */	753	/* only supported in the default loop */
		754	# if EV_CHILD_ENABLE
430	void ev_child_start (EV_P_ struct ev_child *w);	755	void ev_child_start (EV_P_ ev_child *w);
431	void ev_child_stop (EV_P_ struct ev_child *w);	756	void ev_child_stop (EV_P_ ev_child *w);
		757	# endif
432		758
433	# if EV_MULTIPLICITY	759	# if EV_STAT_ENABLE
		760	void ev_stat_start (EV_P_ ev_stat *w);
		761	void ev_stat_stop (EV_P_ ev_stat *w);
		762	void ev_stat_stat (EV_P_ ev_stat *w);
		763	# endif
		764
		765	# if EV_IDLE_ENABLE
		766	void ev_idle_start (EV_P_ ev_idle *w);
		767	void ev_idle_stop (EV_P_ ev_idle *w);
		768	# endif
		769
		770	#if EV_PREPARE_ENABLE
		771	void ev_prepare_start (EV_P_ ev_prepare *w);
		772	void ev_prepare_stop (EV_P_ ev_prepare *w);
		773	#endif
		774
		775	#if EV_CHECK_ENABLE
		776	void ev_check_start (EV_P_ ev_check *w);
		777	void ev_check_stop (EV_P_ ev_check *w);
		778	#endif
		779
		780	# if EV_FORK_ENABLE
		781	void ev_fork_start (EV_P_ ev_fork *w);
		782	void ev_fork_stop (EV_P_ ev_fork *w);
		783	# endif
		784
		785	# if EV_CLEANUP_ENABLE
		786	void ev_cleanup_start (EV_P_ ev_cleanup *w);
		787	void ev_cleanup_stop (EV_P_ ev_cleanup *w);
		788	# endif
		789
		790	# if EV_EMBED_ENABLE
434	/* only supported when loop to be embedded is in fact embeddable */	791	/* only supported when loop to be embedded is in fact embeddable */
435	void ev_embed_start (EV_P_ struct ev_embed *w);	792	void ev_embed_start (EV_P_ ev_embed *w);
436	void ev_embed_stop (EV_P_ struct ev_embed *w);	793	void ev_embed_stop (EV_P_ ev_embed *w);
		794	void ev_embed_sweep (EV_P_ ev_embed *w);
437	# endif	795	# endif
438		796
		797	# if EV_ASYNC_ENABLE
		798	void ev_async_start (EV_P_ ev_async *w);
		799	void ev_async_stop (EV_P_ ev_async *w);
		800	void ev_async_send (EV_P_ ev_async *w);
439	#endif	801	# endif
440		802
441	#ifdef __cplusplus	803	#if EV_COMPAT3
442	}	804	#define EVLOOP_NONBLOCK EVRUN_NOWAIT
		805	#define EVLOOP_ONESHOT EVRUN_ONCE
		806	#define EVUNLOOP_CANCEL EVBREAK_CANCEL
		807	#define EVUNLOOP_ONE EVBREAK_ONE
		808	#define EVUNLOOP_ALL EVBREAK_ALL
		809	#if EV_PROTOTYPES
		810	EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); }
		811	EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); }
		812	EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); }
		813	EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); }
		814	#if EV_FEATURE_API
		815	EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); }
		816	EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); }
		817	EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); }
		818	#endif
443	#endif	819	#endif
444		820	#else
		821	typedef struct ev_loop ev_loop;
445	#endif	822	#endif
446		823
		824	#endif
		825
		826	EV_CPP(})
		827
		828	#endif
		829

Diff Legend

-–
+Removed lines
-+
+Added lines
-<
+Changed lines
->
+Changed lines

Comparing libev/ev.h (file contents): Revision 1.64 by root, Fri Nov 23 19:13:33 2007 UTC vs. Revision 1.159 by root, Wed Feb 16 08:02:50 2011 UTC

Diff Legend

Comparing libev/ev.h (file contents):
Revision 1.64 by root, Fri Nov 23 19:13:33 2007 UTC vs.
Revision 1.159 by root, Wed Feb 16 08:02:50 2011 UTC