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Comparing libev/ev.h (file contents):
Revision 1.113 by root, Wed Apr 15 17:49:27 2009 UTC vs.
Revision 1.176 by root, Tue Sep 9 13:28:21 2014 UTC

1/* 1/*
2 * libev native API header 2 * libev native API header
3 * 3 *
4 * Copyright (c) 2007,2008,2009 Marc Alexander Lehmann <libev@schmorp.de> 4 * Copyright (c) 2007,2008,2009,2010,2011,2012 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# define EV_CPP(x) x
45#else
46# define EV_CPP(x)
47#endif
48
49#define EV_THROW EV_CPP(throw())
50
51#if __APPLE__ && __clang__
52# undef EV_THROW
53# define EV_THROW
54#endif
55
44extern "C" { 56EV_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
45#endif 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
47typedef double ev_tstamp; 154typedef double ev_tstamp;
48
49/* these priorities are inclusive, higher priorities will be called earlier */
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
84 155
85#ifndef EV_ATOMIC_T 156#ifndef EV_ATOMIC_T
86# include <signal.h> 157# include <signal.h>
87# define EV_ATOMIC_T sig_atomic_t volatile 158# define EV_ATOMIC_T sig_atomic_t volatile
88#endif 159#endif
89
90/*****************************************************************************/
91 160
92#if EV_STAT_ENABLE 161#if EV_STAT_ENABLE
93# ifdef _WIN32 162# ifdef _WIN32
94# include <time.h> 163# include <time.h>
95# include <sys/types.h> 164# include <sys/types.h>
98#endif 167#endif
99 168
100/* support multiple event loops? */ 169/* support multiple event loops? */
101#if EV_MULTIPLICITY 170#if EV_MULTIPLICITY
102struct ev_loop; 171struct ev_loop;
103# define EV_P struct ev_loop *loop 172# define EV_P struct ev_loop *loop /* a loop as sole parameter in a declaration */
104# define EV_P_ EV_P, 173# define EV_P_ EV_P, /* a loop as first of multiple parameters */
105# define EV_A loop 174# define EV_A loop /* a loop as sole argument to a function call */
106# define EV_A_ EV_A, 175# define EV_A_ EV_A, /* a loop as first of multiple arguments */
107# define EV_DEFAULT_UC ev_default_loop_uc () 176# define EV_DEFAULT_UC ev_default_loop_uc_ () /* the default loop, if initialised, as sole arg */
108# define EV_DEFAULT_UC_ EV_DEFAULT_UC, 177# define EV_DEFAULT_UC_ EV_DEFAULT_UC, /* the default loop as first of multiple arguments */
109# define EV_DEFAULT ev_default_loop (0) 178# define EV_DEFAULT ev_default_loop (0) /* the default loop as sole arg */
110# define EV_DEFAULT_ EV_DEFAULT, 179# define EV_DEFAULT_ EV_DEFAULT, /* the default loop as first of multiple arguments */
111#else 180#else
112# define EV_P void 181# define EV_P void
113# define EV_P_ 182# define EV_P_
114# define EV_A 183# define EV_A
115# define EV_A_ 184# define EV_A_
118# define EV_DEFAULT_UC 187# define EV_DEFAULT_UC
119# define EV_DEFAULT_UC_ 188# define EV_DEFAULT_UC_
120# undef EV_EMBED_ENABLE 189# undef EV_EMBED_ENABLE
121#endif 190#endif
122 191
192/* EV_INLINE is used for functions in header files */
123#if __STDC_VERSION__ >= 199901L || __GNUC__ >= 3 193#if __STDC_VERSION__ >= 199901L || __GNUC__ >= 3
124# define EV_INLINE static inline 194# define EV_INLINE static inline
125#else 195#else
126# define EV_INLINE static 196# define EV_INLINE static
127#endif 197#endif
128 198
199#ifdef EV_API_STATIC
200# define EV_API_DECL static
201#else
202# define EV_API_DECL extern
203#endif
204
205/* EV_PROTOTYPES can be used to switch of prototype declarations */
206#ifndef EV_PROTOTYPES
207# define EV_PROTOTYPES 1
208#endif
209
129/*****************************************************************************/ 210/*****************************************************************************/
130 211
212#define EV_VERSION_MAJOR 4
213#define EV_VERSION_MINOR 18
214
131/* eventmask, revents, events... */ 215/* eventmask, revents, events... */
132#define EV_UNDEF -1 /* guaranteed to be invalid */ 216enum {
217 EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */
133#define EV_NONE 0x00 /* no events */ 218 EV_NONE = 0x00, /* no events */
134#define EV_READ 0x01 /* ev_io detected read will not block */ 219 EV_READ = 0x01, /* ev_io detected read will not block */
135#define EV_WRITE 0x02 /* ev_io detected write will not block */ 220 EV_WRITE = 0x02, /* ev_io detected write will not block */
136#define EV__IOFDSET 0x80 /* internal use only */ 221 EV__IOFDSET = 0x80, /* internal use only */
137#define EV_IO EV_READ /* alias for type-detection */ 222 EV_IO = EV_READ, /* alias for type-detection */
138#define EV_TIMEOUT 0x00000100 /* timer timed out */ 223 EV_TIMER = 0x00000100, /* timer timed out */
139#define EV_TIMER EV_TIMEOUT /* alias for type-detection */ 224#if EV_COMPAT3
225 EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */
226#endif
140#define EV_PERIODIC 0x00000200 /* periodic timer timed out */ 227 EV_PERIODIC = 0x00000200, /* periodic timer timed out */
141#define EV_SIGNAL 0x00000400 /* signal was received */ 228 EV_SIGNAL = 0x00000400, /* signal was received */
142#define EV_CHILD 0x00000800 /* child/pid had status change */ 229 EV_CHILD = 0x00000800, /* child/pid had status change */
143#define EV_STAT 0x00001000 /* stat data changed */ 230 EV_STAT = 0x00001000, /* stat data changed */
144#define EV_IDLE 0x00002000 /* event loop is idling */ 231 EV_IDLE = 0x00002000, /* event loop is idling */
145#define EV_PREPARE 0x00004000 /* event loop about to poll */ 232 EV_PREPARE = 0x00004000, /* event loop about to poll */
146#define EV_CHECK 0x00008000 /* event loop finished poll */ 233 EV_CHECK = 0x00008000, /* event loop finished poll */
147#define EV_EMBED 0x00010000 /* embedded event loop needs sweep */ 234 EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
148#define EV_FORK 0x00020000 /* event loop resumed in child */ 235 EV_FORK = 0x00020000, /* event loop resumed in child */
236 EV_CLEANUP = 0x00040000, /* event loop resumed in child */
149#define EV_ASYNC 0x00040000 /* async intra-loop signal */ 237 EV_ASYNC = 0x00080000, /* async intra-loop signal */
150#define EV_CUSTOM 0x01000000 /* for use by user code */ 238 EV_CUSTOM = 0x01000000, /* for use by user code */
151#define EV_ERROR 0x80000000 /* sent when an error occurs */ 239 EV_ERROR = (int)0x80000000 /* sent when an error occurs */
240};
152 241
153/* can be used to add custom fields to all watchers, while losing binary compatibility */ 242/* can be used to add custom fields to all watchers, while losing binary compatibility */
154#ifndef EV_COMMON 243#ifndef EV_COMMON
155# define EV_COMMON void *data; 244# define EV_COMMON void *data;
156#endif 245#endif
157#ifndef EV_PROTOTYPES
158# define EV_PROTOTYPES 1
159#endif
160
161#define EV_VERSION_MAJOR 3
162#define EV_VERSION_MINOR 0
163 246
164#ifndef EV_CB_DECLARE 247#ifndef EV_CB_DECLARE
165# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); 248# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents);
166#endif 249#endif
167#ifndef EV_CB_INVOKE 250#ifndef EV_CB_INVOKE
168# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents)) 251# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))
169#endif 252#endif
253
254/* not official, do not use */
255#define EV_CB(type,name) void name (EV_P_ struct ev_ ## type *w, int revents)
170 256
171/* 257/*
172 * struct member types: 258 * struct member types:
173 * private: you may look at them, but not change them, 259 * private: you may look at them, but not change them,
174 * and they might not mean anything to you. 260 * and they might not mean anything to you.
183 * or simply 1 for watchers that aren't in some array. 269 * or simply 1 for watchers that aren't in some array.
184 * pending is either 0, in which case the watcher isn't, 270 * pending is either 0, in which case the watcher isn't,
185 * or the array index + 1 in the pendings array. 271 * or the array index + 1 in the pendings array.
186 */ 272 */
187 273
274#if EV_MINPRI == EV_MAXPRI
275# define EV_DECL_PRIORITY
276#elif !defined (EV_DECL_PRIORITY)
277# define EV_DECL_PRIORITY int priority;
278#endif
279
188/* shared by all watchers */ 280/* shared by all watchers */
189#define EV_WATCHER(type) \ 281#define EV_WATCHER(type) \
190 int active; /* private */ \ 282 int active; /* private */ \
191 int pending; /* private */ \ 283 int pending; /* private */ \
192 int priority; /* private */ \ 284 EV_DECL_PRIORITY /* private */ \
193 EV_COMMON /* rw */ \ 285 EV_COMMON /* rw */ \
194 EV_CB_DECLARE (type) /* private */ 286 EV_CB_DECLARE (type) /* private */
195 287
196#define EV_WATCHER_LIST(type) \ 288#define EV_WATCHER_LIST(type) \
197 EV_WATCHER (type) \ 289 EV_WATCHER (type) \
244{ 336{
245 EV_WATCHER_TIME (ev_periodic) 337 EV_WATCHER_TIME (ev_periodic)
246 338
247 ev_tstamp offset; /* rw */ 339 ev_tstamp offset; /* rw */
248 ev_tstamp interval; /* rw */ 340 ev_tstamp interval; /* rw */
249 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ 341 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now) EV_THROW; /* rw */
250} ev_periodic; 342} ev_periodic;
251 343
252/* invoked when the given signal has been received */ 344/* invoked when the given signal has been received */
253/* revent EV_SIGNAL */ 345/* revent EV_SIGNAL */
254typedef struct ev_signal 346typedef struct ev_signal
319 EV_WATCHER (ev_check) 411 EV_WATCHER (ev_check)
320} ev_check; 412} ev_check;
321 413
322#if EV_FORK_ENABLE 414#if EV_FORK_ENABLE
323/* the callback gets invoked before check in the child process when a fork was detected */ 415/* the callback gets invoked before check in the child process when a fork was detected */
416/* revent EV_FORK */
324typedef struct ev_fork 417typedef struct ev_fork
325{ 418{
326 EV_WATCHER (ev_fork) 419 EV_WATCHER (ev_fork)
327} ev_fork; 420} ev_fork;
421#endif
422
423#if EV_CLEANUP_ENABLE
424/* is invoked just before the loop gets destroyed */
425/* revent EV_CLEANUP */
426typedef struct ev_cleanup
427{
428 EV_WATCHER (ev_cleanup)
429} ev_cleanup;
328#endif 430#endif
329 431
330#if EV_EMBED_ENABLE 432#if EV_EMBED_ENABLE
331/* used to embed an event loop inside another */ 433/* used to embed an event loop inside another */
332/* the callback gets invoked when the event loop has handled events, and can be 0 */ 434/* the callback gets invoked when the event loop has handled events, and can be 0 */
340 ev_check check; /* unused */ 442 ev_check check; /* unused */
341 ev_timer timer; /* unused */ 443 ev_timer timer; /* unused */
342 ev_periodic periodic; /* unused */ 444 ev_periodic periodic; /* unused */
343 ev_idle idle; /* unused */ 445 ev_idle idle; /* unused */
344 ev_fork fork; /* private */ 446 ev_fork fork; /* private */
447#if EV_CLEANUP_ENABLE
448 ev_cleanup cleanup; /* unused */
449#endif
345} ev_embed; 450} ev_embed;
346#endif 451#endif
347 452
348#if EV_ASYNC_ENABLE 453#if EV_ASYNC_ENABLE
349/* invoked when somebody calls ev_async_send on the watcher */ 454/* invoked when somebody calls ev_async_send on the watcher */
353 EV_WATCHER (ev_async) 458 EV_WATCHER (ev_async)
354 459
355 EV_ATOMIC_T sent; /* private */ 460 EV_ATOMIC_T sent; /* private */
356} ev_async; 461} ev_async;
357 462
358# define ev_async_pending(w) ((w)->sent + 0) 463# define ev_async_pending(w) (+(w)->sent)
359#endif 464#endif
360 465
361/* the presence of this union forces similar struct layout */ 466/* the presence of this union forces similar struct layout */
362union ev_any_watcher 467union ev_any_watcher
363{ 468{
378 struct ev_prepare prepare; 483 struct ev_prepare prepare;
379 struct ev_check check; 484 struct ev_check check;
380#if EV_FORK_ENABLE 485#if EV_FORK_ENABLE
381 struct ev_fork fork; 486 struct ev_fork fork;
382#endif 487#endif
488#if EV_CLEANUP_ENABLE
489 struct ev_cleanup cleanup;
490#endif
383#if EV_EMBED_ENABLE 491#if EV_EMBED_ENABLE
384 struct ev_embed embed; 492 struct ev_embed embed;
385#endif 493#endif
386#if EV_ASYNC_ENABLE 494#if EV_ASYNC_ENABLE
387 struct ev_async async; 495 struct ev_async async;
388#endif 496#endif
389}; 497};
390 498
391/* bits for ev_default_loop and ev_loop_new */ 499/* flag bits for ev_default_loop and ev_loop_new */
500enum {
392/* the default */ 501 /* the default */
393#define EVFLAG_AUTO 0x00000000U /* not quite a mask */ 502 EVFLAG_AUTO = 0x00000000U, /* not quite a mask */
394/* flag bits */ 503 /* flag bits */
395#define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */ 504 EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */
396#define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */ 505 EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */
506 /* debugging/feature disable */
507 EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */
508#if EV_COMPAT3
509 EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */
510#endif
511 EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */
512 EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */
513};
514
397/* method bits to be ored together */ 515/* method bits to be ored together */
516enum {
398#define EVBACKEND_SELECT 0x00000001U /* about anywhere */ 517 EVBACKEND_SELECT = 0x00000001U, /* about anywhere */
399#define EVBACKEND_POLL 0x00000002U /* !win */ 518 EVBACKEND_POLL = 0x00000002U, /* !win */
400#define EVBACKEND_EPOLL 0x00000004U /* linux */ 519 EVBACKEND_EPOLL = 0x00000004U, /* linux */
401#define EVBACKEND_KQUEUE 0x00000008U /* bsd */ 520 EVBACKEND_KQUEUE = 0x00000008U, /* bsd */
402#define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */ 521 EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */
403#define EVBACKEND_PORT 0x00000020U /* solaris 10 */ 522 EVBACKEND_PORT = 0x00000020U, /* solaris 10 */
523 EVBACKEND_ALL = 0x0000003FU, /* all known backends */
524 EVBACKEND_MASK = 0x0000FFFFU /* all future backends */
525};
404 526
405#if EV_PROTOTYPES 527#if EV_PROTOTYPES
406int ev_version_major (void); 528EV_API_DECL int ev_version_major (void) EV_THROW;
407int ev_version_minor (void); 529EV_API_DECL int ev_version_minor (void) EV_THROW;
408 530
409unsigned int ev_supported_backends (void); 531EV_API_DECL unsigned int ev_supported_backends (void) EV_THROW;
410unsigned int ev_recommended_backends (void); 532EV_API_DECL unsigned int ev_recommended_backends (void) EV_THROW;
411unsigned int ev_embeddable_backends (void); 533EV_API_DECL unsigned int ev_embeddable_backends (void) EV_THROW;
412 534
413ev_tstamp ev_time (void); 535EV_API_DECL ev_tstamp ev_time (void) EV_THROW;
414void ev_sleep (ev_tstamp delay); /* sleep for a while */ 536EV_API_DECL void ev_sleep (ev_tstamp delay) EV_THROW; /* sleep for a while */
415 537
416/* Sets the allocation function to use, works like realloc. 538/* Sets the allocation function to use, works like realloc.
417 * It is used to allocate and free memory. 539 * It is used to allocate and free memory.
418 * If it returns zero when memory needs to be allocated, the library might abort 540 * If it returns zero when memory needs to be allocated, the library might abort
419 * or take some potentially destructive action. 541 * or take some potentially destructive action.
420 * The default is your system realloc function. 542 * The default is your system realloc function.
421 */ 543 */
422void ev_set_allocator (void *(*cb)(void *ptr, long size)); 544EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_THROW) EV_THROW;
423 545
424/* set the callback function to call on a 546/* set the callback function to call on a
425 * retryable syscall error 547 * retryable syscall error
426 * (such as failed select, poll, epoll_wait) 548 * (such as failed select, poll, epoll_wait)
427 */ 549 */
428void ev_set_syserr_cb (void (*cb)(const char *msg)); 550EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_THROW) EV_THROW;
429 551
430#if EV_MULTIPLICITY 552#if EV_MULTIPLICITY
553
554/* the default loop is the only one that handles signals and child watchers */
555/* you can call this as often as you like */
556EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_THROW;
557
558#ifdef EV_API_STATIC
559EV_API_DECL struct ev_loop *ev_default_loop_ptr;
560#endif
561
431EV_INLINE struct ev_loop * 562EV_INLINE struct ev_loop *
432ev_default_loop_uc (void) 563ev_default_loop_uc_ (void) EV_THROW
433{ 564{
434 extern struct ev_loop *ev_default_loop_ptr; 565 extern struct ev_loop *ev_default_loop_ptr;
435 566
436 return ev_default_loop_ptr; 567 return ev_default_loop_ptr;
437} 568}
438 569
439/* the default loop is the only one that handles signals and child watchers */ 570EV_INLINE int
440/* you can call this as often as you like */ 571ev_is_default_loop (EV_P) EV_THROW
441EV_INLINE struct ev_loop *
442ev_default_loop (unsigned int flags)
443{ 572{
444 struct ev_loop *loop = ev_default_loop_uc (); 573 return EV_A == EV_DEFAULT_UC;
445
446 if (!loop)
447 {
448 extern struct ev_loop *ev_default_loop_init (unsigned int flags);
449
450 loop = ev_default_loop_init (flags);
451 }
452
453 return loop;
454} 574}
455 575
456/* create and destroy alternative loops that don't handle signals */ 576/* create and destroy alternative loops that don't handle signals */
457struct ev_loop *ev_loop_new (unsigned int flags); 577EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_THROW;
458void ev_loop_destroy (EV_P);
459void ev_loop_fork (EV_P);
460void ev_loop_verify (EV_P);
461 578
462ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ 579EV_API_DECL ev_tstamp ev_now (EV_P) EV_THROW; /* time w.r.t. timers and the eventloop, updated after each poll */
463void ev_now_update (EV_P);
464 580
465#else 581#else
466 582
467int ev_default_loop (unsigned int flags); /* returns true when successful */ 583EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_THROW; /* returns true when successful */
584
585EV_API_DECL ev_tstamp ev_rt_now;
468 586
469EV_INLINE ev_tstamp 587EV_INLINE ev_tstamp
470ev_now (void) 588ev_now (void) EV_THROW
471{ 589{
472 extern ev_tstamp ev_rt_now;
473
474 return ev_rt_now; 590 return ev_rt_now;
475} 591}
592
593/* looks weird, but ev_is_default_loop (EV_A) still works if this exists */
594EV_INLINE int
595ev_is_default_loop (void) EV_THROW
596{
597 return 1;
598}
599
476#endif /* multiplicity */ 600#endif /* multiplicity */
477 601
478EV_INLINE int 602/* destroy event loops, also works for the default loop */
479ev_is_default_loop (EV_P) 603EV_API_DECL void ev_loop_destroy (EV_P);
480{
481#if EV_MULTIPLICITY
482 extern struct ev_loop *ev_default_loop_ptr;
483 604
484 return !!(EV_A == ev_default_loop_ptr);
485#else
486 return 1;
487#endif
488}
489
490void ev_default_destroy (void); /* destroy the default loop */
491/* this needs to be called after fork, to duplicate the default loop */ 605/* this needs to be called after fork, to duplicate the loop */
492/* if you create alternative loops you have to call ev_loop_fork on them */ 606/* when you want to re-use it in the child */
493/* you can call it in either the parent or the child */ 607/* you can call it in either the parent or the child */
494/* you can actually call it at any time, anywhere :) */ 608/* you can actually call it at any time, anywhere :) */
495void ev_default_fork (void); 609EV_API_DECL void ev_loop_fork (EV_P) EV_THROW;
496 610
497#if 0 611EV_API_DECL unsigned int ev_backend (EV_P) EV_THROW; /* backend in use by loop */
612
613EV_API_DECL void ev_now_update (EV_P) EV_THROW; /* update event loop time */
614
615#if EV_WALK_ENABLE
498/* walk (almost) all watchers in the loop of a given type, invoking the */ 616/* walk (almost) all watchers in the loop of a given type, invoking the */
499/* callback on every such watcher. The callback might stop the watcher, */ 617/* callback on every such watcher. The callback might stop the watcher, */
500/* but do nothing else with the loop */ 618/* but do nothing else with the loop */
501void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)); 619EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW;
502#endif 620#endif
503 621
504unsigned int ev_backend (EV_P); /* backend in use by loop */
505unsigned int ev_loop_count (EV_P); /* number of loop iterations */
506#endif /* prototypes */ 622#endif /* prototypes */
507 623
508#define EVLOOP_NONBLOCK 1 /* do not block/wait */ 624/* ev_run flags values */
509#define EVLOOP_ONESHOT 2 /* block *once* only */ 625enum {
510#define EVUNLOOP_CANCEL 0 /* undo unloop */ 626 EVRUN_NOWAIT = 1, /* do not block/wait */
511#define EVUNLOOP_ONE 1 /* unloop once */ 627 EVRUN_ONCE = 2 /* block *once* only */
628};
629
630/* ev_break how values */
631enum {
632 EVBREAK_CANCEL = 0, /* undo unloop */
633 EVBREAK_ONE = 1, /* unloop once */
512#define EVUNLOOP_ALL 2 /* unloop all loops */ 634 EVBREAK_ALL = 2 /* unloop all loops */
635};
513 636
514#if EV_PROTOTYPES 637#if EV_PROTOTYPES
515void ev_loop (EV_P_ int flags); 638EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0));
516void 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 */ 639EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_THROW; /* break out of the loop */
517
518void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
519void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
520 640
521/* 641/*
522 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher 642 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher
523 * keeps one reference. if you have a long-runing watcher you never unregister that 643 * keeps one reference. if you have a long-running watcher you never unregister that
524 * should not keep ev_loop from running, unref() after starting, and ref() before stopping. 644 * should not keep ev_loop from running, unref() after starting, and ref() before stopping.
525 */ 645 */
526void ev_ref (EV_P); 646EV_API_DECL void ev_ref (EV_P) EV_THROW;
527void ev_unref (EV_P); 647EV_API_DECL void ev_unref (EV_P) EV_THROW;
528 648
649/*
529/* convenience function, wait for a single event, without registering an event watcher */ 650 * convenience function, wait for a single event, without registering an event watcher
530/* if timeout is < 0, do wait indefinitely */ 651 * if timeout is < 0, do wait indefinitely
652 */
531void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); 653EV_API_DECL void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW;
654
655# if EV_FEATURE_API
656EV_API_DECL unsigned int ev_iteration (EV_P) EV_THROW; /* number of loop iterations */
657EV_API_DECL unsigned int ev_depth (EV_P) EV_THROW; /* #ev_loop enters - #ev_loop leaves */
658EV_API_DECL void ev_verify (EV_P) EV_THROW; /* abort if loop data corrupted */
659
660EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW; /* sleep at least this time, default 0 */
661EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW; /* sleep at least this time, default 0 */
662
663/* advanced stuff for threading etc. support, see docs */
664EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_THROW;
665EV_API_DECL void *ev_userdata (EV_P) EV_THROW;
666typedef void (*ev_loop_callback)(EV_P);
667EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_THROW;
668EV_API_DECL void ev_set_loop_release_cb (EV_P_ ev_loop_callback EV_THROW release, ev_loop_callback EV_THROW acquire) EV_THROW;
669
670EV_API_DECL unsigned int ev_pending_count (EV_P) EV_THROW; /* number of pending events, if any */
671EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */
672
673/*
674 * stop/start the timer handling.
675 */
676EV_API_DECL void ev_suspend (EV_P) EV_THROW;
677EV_API_DECL void ev_resume (EV_P) EV_THROW;
678#endif
679
532#endif 680#endif
533 681
534/* these may evaluate ev multiple times, and the other arguments at most once */ 682/* these may evaluate ev multiple times, and the other arguments at most once */
535/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ 683/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
536#define ev_init(ev,cb_) do { \ 684#define ev_init(ev,cb_) do { \
537 ((ev_watcher *)(void *)(ev))->active = \ 685 ((ev_watcher *)(void *)(ev))->active = \
538 ((ev_watcher *)(void *)(ev))->pending = \ 686 ((ev_watcher *)(void *)(ev))->pending = 0; \
539 ((ev_watcher *)(void *)(ev))->priority = 0; \ 687 ev_set_priority ((ev), 0); \
540 ev_set_cb ((ev), cb_); \ 688 ev_set_cb ((ev), cb_); \
541} while (0) 689} while (0)
542 690
543#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) | EV__IOFDSET; } while (0) 691#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) | EV__IOFDSET; } while (0)
544#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0) 692#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0)
549#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ 697#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
550#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ 698#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
551#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ 699#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
552#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) 700#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
553#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ 701#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
554#define ev_async_set(ev) do { (ev)->sent = 0; } while (0) 702#define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */
703#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */
555 704
556#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) 705#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
557#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) 706#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
558#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) 707#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0)
559#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) 708#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
562#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) 711#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
563#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) 712#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
564#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) 713#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
565#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) 714#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
566#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) 715#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
716#define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0)
567#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) 717#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
568 718
569#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ 719#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
570#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ 720#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */
571 721
572#define ev_priority(ev) ((((ev_watcher *)(void *)(ev))->priority) + 0)
573#define ev_cb(ev) (ev)->cb /* rw */ 722#define ev_cb(ev) (ev)->cb /* rw */
723
724#if EV_MINPRI == EV_MAXPRI
725# define ev_priority(ev) ((ev), EV_MINPRI)
726# define ev_set_priority(ev,pri) ((ev), (pri))
727#else
728# define ev_priority(ev) (+(((ev_watcher *)(void *)(ev))->priority))
574#define ev_set_priority(ev,pri) ((ev_watcher *)(void *)(ev))->priority = (pri) 729# define ev_set_priority(ev,pri) ( (ev_watcher *)(void *)(ev))->priority = (pri)
730#endif
575 731
576#define ev_periodic_at(ev) (((ev_watcher_time *)(ev))->at + 0.) 732#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
577 733
578#ifndef ev_set_cb 734#ifndef ev_set_cb
579# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) 735# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
580#endif 736#endif
581 737
582/* stopping (enabling, adding) a watcher does nothing if it is already running */ 738/* stopping (enabling, adding) a watcher does nothing if it is already running */
583/* stopping (disabling, deleting) a watcher does nothing unless its already running */ 739/* stopping (disabling, deleting) a watcher does nothing unless it's already running */
584#if EV_PROTOTYPES 740#if EV_PROTOTYPES
585 741
586/* feeds an event into a watcher as if the event actually occured */ 742/* feeds an event into a watcher as if the event actually occurred */
587/* accepts any ev_watcher type */ 743/* accepts any ev_watcher type */
588void ev_feed_event (EV_P_ void *w, int revents); 744EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_THROW;
589void ev_feed_fd_event (EV_P_ int fd, int revents); 745EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW;
746#if EV_SIGNAL_ENABLE
747EV_API_DECL void ev_feed_signal (int signum) EV_THROW;
590void ev_feed_signal_event (EV_P_ int signum); 748EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_THROW;
749#endif
591void ev_invoke (EV_P_ void *w, int revents); 750EV_API_DECL void ev_invoke (EV_P_ void *w, int revents);
592int ev_clear_pending (EV_P_ void *w); 751EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_THROW;
593 752
594void ev_io_start (EV_P_ ev_io *w); 753EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_THROW;
595void ev_io_stop (EV_P_ ev_io *w); 754EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_THROW;
596 755
597void ev_timer_start (EV_P_ ev_timer *w); 756EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_THROW;
598void ev_timer_stop (EV_P_ ev_timer *w); 757EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_THROW;
599/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ 758/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
600void ev_timer_again (EV_P_ ev_timer *w); 759EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_THROW;
760/* return remaining time */
761EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW;
601 762
602#if EV_PERIODIC_ENABLE 763#if EV_PERIODIC_ENABLE
603void ev_periodic_start (EV_P_ ev_periodic *w); 764EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW;
604void ev_periodic_stop (EV_P_ ev_periodic *w); 765EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW;
605void ev_periodic_again (EV_P_ ev_periodic *w); 766EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW;
606#endif 767#endif
607 768
608/* only supported in the default loop */ 769/* only supported in the default loop */
770#if EV_SIGNAL_ENABLE
609void ev_signal_start (EV_P_ ev_signal *w); 771EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_THROW;
610void ev_signal_stop (EV_P_ ev_signal *w); 772EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_THROW;
773#endif
611 774
612/* only supported in the default loop */ 775/* only supported in the default loop */
776# if EV_CHILD_ENABLE
613void ev_child_start (EV_P_ ev_child *w); 777EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_THROW;
614void ev_child_stop (EV_P_ ev_child *w); 778EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_THROW;
779# endif
615 780
616# if EV_STAT_ENABLE 781# if EV_STAT_ENABLE
617void ev_stat_start (EV_P_ ev_stat *w); 782EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_THROW;
618void ev_stat_stop (EV_P_ ev_stat *w); 783EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_THROW;
619void ev_stat_stat (EV_P_ ev_stat *w); 784EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_THROW;
620# endif 785# endif
621 786
622# if EV_IDLE_ENABLE 787# if EV_IDLE_ENABLE
623void ev_idle_start (EV_P_ ev_idle *w); 788EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_THROW;
624void ev_idle_stop (EV_P_ ev_idle *w); 789EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_THROW;
790# endif
791
792#if EV_PREPARE_ENABLE
793EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW;
794EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW;
625# endif 795#endif
626 796
627void ev_prepare_start (EV_P_ ev_prepare *w); 797#if EV_CHECK_ENABLE
628void ev_prepare_stop (EV_P_ ev_prepare *w);
629
630void ev_check_start (EV_P_ ev_check *w); 798EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_THROW;
631void ev_check_stop (EV_P_ ev_check *w); 799EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_THROW;
800#endif
632 801
633# if EV_FORK_ENABLE 802# if EV_FORK_ENABLE
634void ev_fork_start (EV_P_ ev_fork *w); 803EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_THROW;
635void ev_fork_stop (EV_P_ ev_fork *w); 804EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_THROW;
805# endif
806
807# if EV_CLEANUP_ENABLE
808EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW;
809EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW;
636# endif 810# endif
637 811
638# if EV_EMBED_ENABLE 812# if EV_EMBED_ENABLE
639/* only supported when loop to be embedded is in fact embeddable */ 813/* only supported when loop to be embedded is in fact embeddable */
640void ev_embed_start (EV_P_ ev_embed *w); 814EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_THROW;
641void ev_embed_stop (EV_P_ ev_embed *w); 815EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_THROW;
642void ev_embed_sweep (EV_P_ ev_embed *w); 816EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW;
643# endif 817# endif
644 818
645# if EV_ASYNC_ENABLE 819# if EV_ASYNC_ENABLE
646void ev_async_start (EV_P_ ev_async *w); 820EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_THROW;
647void ev_async_stop (EV_P_ ev_async *w); 821EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_THROW;
648void ev_async_send (EV_P_ ev_async *w); 822EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_THROW;
649# endif
650
651#endif 823# endif
652 824
653#ifdef __cplusplus 825#if EV_COMPAT3
654} 826 #define EVLOOP_NONBLOCK EVRUN_NOWAIT
827 #define EVLOOP_ONESHOT EVRUN_ONCE
828 #define EVUNLOOP_CANCEL EVBREAK_CANCEL
829 #define EVUNLOOP_ONE EVBREAK_ONE
830 #define EVUNLOOP_ALL EVBREAK_ALL
831 #if EV_PROTOTYPES
832 EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); }
833 EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); }
834 EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); }
835 EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); }
836 #if EV_FEATURE_API
837 EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); }
838 EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); }
839 EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); }
840 #endif
655#endif 841 #endif
656 842#else
843 typedef struct ev_loop ev_loop;
657#endif 844#endif
658 845
846#endif
847
848EV_CPP(})
849
850#endif
851

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