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Comparing libev/ev.h (file contents):
Revision 1.112 by root, Sat Mar 28 22:17:17 2009 UTC vs.
Revision 1.177 by root, Tue Sep 9 13:34:46 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/* apple's proprietary clang fork errors out with exception specifications */
52/* in all sorts of places, so let's not even bother with them */
53/* users are strongly advised to install clang or gcc */
54#if __APPLE__ && __clang__
55# undef EV_THROW
56# define EV_THROW
57#endif
58
44extern "C" { 59EV_CPP(extern "C" {)
60
61/*****************************************************************************/
62
63/* pre-4.0 compatibility */
64#ifndef EV_COMPAT3
65# define EV_COMPAT3 1
66#endif
67
68#ifndef EV_FEATURES
69# if defined __OPTIMIZE_SIZE__
70# define EV_FEATURES 0x7c
71# else
72# define EV_FEATURES 0x7f
45#endif 73# endif
74#endif
75
76#define EV_FEATURE_CODE ((EV_FEATURES) & 1)
77#define EV_FEATURE_DATA ((EV_FEATURES) & 2)
78#define EV_FEATURE_CONFIG ((EV_FEATURES) & 4)
79#define EV_FEATURE_API ((EV_FEATURES) & 8)
80#define EV_FEATURE_WATCHERS ((EV_FEATURES) & 16)
81#define EV_FEATURE_BACKENDS ((EV_FEATURES) & 32)
82#define EV_FEATURE_OS ((EV_FEATURES) & 64)
83
84/* these priorities are inclusive, higher priorities will be invoked earlier */
85#ifndef EV_MINPRI
86# define EV_MINPRI (EV_FEATURE_CONFIG ? -2 : 0)
87#endif
88#ifndef EV_MAXPRI
89# define EV_MAXPRI (EV_FEATURE_CONFIG ? +2 : 0)
90#endif
91
92#ifndef EV_MULTIPLICITY
93# define EV_MULTIPLICITY EV_FEATURE_CONFIG
94#endif
95
96#ifndef EV_PERIODIC_ENABLE
97# define EV_PERIODIC_ENABLE EV_FEATURE_WATCHERS
98#endif
99
100#ifndef EV_STAT_ENABLE
101# define EV_STAT_ENABLE EV_FEATURE_WATCHERS
102#endif
103
104#ifndef EV_PREPARE_ENABLE
105# define EV_PREPARE_ENABLE EV_FEATURE_WATCHERS
106#endif
107
108#ifndef EV_CHECK_ENABLE
109# define EV_CHECK_ENABLE EV_FEATURE_WATCHERS
110#endif
111
112#ifndef EV_IDLE_ENABLE
113# define EV_IDLE_ENABLE EV_FEATURE_WATCHERS
114#endif
115
116#ifndef EV_FORK_ENABLE
117# define EV_FORK_ENABLE EV_FEATURE_WATCHERS
118#endif
119
120#ifndef EV_CLEANUP_ENABLE
121# define EV_CLEANUP_ENABLE EV_FEATURE_WATCHERS
122#endif
123
124#ifndef EV_SIGNAL_ENABLE
125# define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS
126#endif
127
128#ifndef EV_CHILD_ENABLE
129# ifdef _WIN32
130# define EV_CHILD_ENABLE 0
131# else
132# define EV_CHILD_ENABLE EV_FEATURE_WATCHERS
133#endif
134#endif
135
136#ifndef EV_ASYNC_ENABLE
137# define EV_ASYNC_ENABLE EV_FEATURE_WATCHERS
138#endif
139
140#ifndef EV_EMBED_ENABLE
141# define EV_EMBED_ENABLE EV_FEATURE_WATCHERS
142#endif
143
144#ifndef EV_WALK_ENABLE
145# define EV_WALK_ENABLE 0 /* not yet */
146#endif
147
148/*****************************************************************************/
149
150#if EV_CHILD_ENABLE && !EV_SIGNAL_ENABLE
151# undef EV_SIGNAL_ENABLE
152# define EV_SIGNAL_ENABLE 1
153#endif
154
155/*****************************************************************************/
46 156
47typedef double ev_tstamp; 157typedef 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
84 158
85#ifndef EV_ATOMIC_T 159#ifndef EV_ATOMIC_T
86# include <signal.h> 160# include <signal.h>
87# define EV_ATOMIC_T sig_atomic_t volatile 161# define EV_ATOMIC_T sig_atomic_t volatile
88#endif 162#endif
89
90/*****************************************************************************/
91 163
92#if EV_STAT_ENABLE 164#if EV_STAT_ENABLE
93# ifdef _WIN32 165# ifdef _WIN32
94# include <time.h> 166# include <time.h>
95# include <sys/types.h> 167# include <sys/types.h>
98#endif 170#endif
99 171
100/* support multiple event loops? */ 172/* support multiple event loops? */
101#if EV_MULTIPLICITY 173#if EV_MULTIPLICITY
102struct ev_loop; 174struct ev_loop;
103# define EV_P struct ev_loop *loop 175# define EV_P struct ev_loop *loop /* a loop as sole parameter in a declaration */
104# define EV_P_ EV_P, 176# define EV_P_ EV_P, /* a loop as first of multiple parameters */
105# define EV_A loop 177# define EV_A loop /* a loop as sole argument to a function call */
106# define EV_A_ EV_A, 178# define EV_A_ EV_A, /* a loop as first of multiple arguments */
107# define EV_DEFAULT_UC ev_default_loop_uc () 179# define EV_DEFAULT_UC ev_default_loop_uc_ () /* the default loop, if initialised, as sole arg */
108# define EV_DEFAULT_UC_ EV_DEFAULT_UC, 180# define EV_DEFAULT_UC_ EV_DEFAULT_UC, /* the default loop as first of multiple arguments */
109# define EV_DEFAULT ev_default_loop (0) 181# define EV_DEFAULT ev_default_loop (0) /* the default loop as sole arg */
110# define EV_DEFAULT_ EV_DEFAULT, 182# define EV_DEFAULT_ EV_DEFAULT, /* the default loop as first of multiple arguments */
111#else 183#else
112# define EV_P void 184# define EV_P void
113# define EV_P_ 185# define EV_P_
114# define EV_A 186# define EV_A
115# define EV_A_ 187# define EV_A_
118# define EV_DEFAULT_UC 190# define EV_DEFAULT_UC
119# define EV_DEFAULT_UC_ 191# define EV_DEFAULT_UC_
120# undef EV_EMBED_ENABLE 192# undef EV_EMBED_ENABLE
121#endif 193#endif
122 194
195/* EV_INLINE is used for functions in header files */
123#if __STDC_VERSION__ >= 199901L || __GNUC__ >= 3 196#if __STDC_VERSION__ >= 199901L || __GNUC__ >= 3
124# define EV_INLINE static inline 197# define EV_INLINE static inline
125#else 198#else
126# define EV_INLINE static 199# define EV_INLINE static
127#endif 200#endif
128 201
202#ifdef EV_API_STATIC
203# define EV_API_DECL static
204#else
205# define EV_API_DECL extern
206#endif
207
208/* EV_PROTOTYPES can be used to switch of prototype declarations */
209#ifndef EV_PROTOTYPES
210# define EV_PROTOTYPES 1
211#endif
212
129/*****************************************************************************/ 213/*****************************************************************************/
130 214
215#define EV_VERSION_MAJOR 4
216#define EV_VERSION_MINOR 18
217
131/* eventmask, revents, events... */ 218/* eventmask, revents, events... */
132#define EV_UNDEF -1 /* guaranteed to be invalid */ 219enum {
220 EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */
133#define EV_NONE 0x00 /* no events */ 221 EV_NONE = 0x00, /* no events */
134#define EV_READ 0x01 /* ev_io detected read will not block */ 222 EV_READ = 0x01, /* ev_io detected read will not block */
135#define EV_WRITE 0x02 /* ev_io detected write will not block */ 223 EV_WRITE = 0x02, /* ev_io detected write will not block */
136#define EV__IOFDSET 0x80 /* internal use only */ 224 EV__IOFDSET = 0x80, /* internal use only */
137#define EV_IO EV_READ /* alias for type-detection */ 225 EV_IO = EV_READ, /* alias for type-detection */
138#define EV_TIMEOUT 0x00000100 /* timer timed out */ 226 EV_TIMER = 0x00000100, /* timer timed out */
139#define EV_TIMER EV_TIMEOUT /* alias for type-detection */ 227#if EV_COMPAT3
228 EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */
229#endif
140#define EV_PERIODIC 0x00000200 /* periodic timer timed out */ 230 EV_PERIODIC = 0x00000200, /* periodic timer timed out */
141#define EV_SIGNAL 0x00000400 /* signal was received */ 231 EV_SIGNAL = 0x00000400, /* signal was received */
142#define EV_CHILD 0x00000800 /* child/pid had status change */ 232 EV_CHILD = 0x00000800, /* child/pid had status change */
143#define EV_STAT 0x00001000 /* stat data changed */ 233 EV_STAT = 0x00001000, /* stat data changed */
144#define EV_IDLE 0x00002000 /* event loop is idling */ 234 EV_IDLE = 0x00002000, /* event loop is idling */
145#define EV_PREPARE 0x00004000 /* event loop about to poll */ 235 EV_PREPARE = 0x00004000, /* event loop about to poll */
146#define EV_CHECK 0x00008000 /* event loop finished poll */ 236 EV_CHECK = 0x00008000, /* event loop finished poll */
147#define EV_EMBED 0x00010000 /* embedded event loop needs sweep */ 237 EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
148#define EV_FORK 0x00020000 /* event loop resumed in child */ 238 EV_FORK = 0x00020000, /* event loop resumed in child */
239 EV_CLEANUP = 0x00040000, /* event loop resumed in child */
149#define EV_ASYNC 0x00040000 /* async intra-loop signal */ 240 EV_ASYNC = 0x00080000, /* async intra-loop signal */
241 EV_CUSTOM = 0x01000000, /* for use by user code */
150#define EV_ERROR 0x80000000 /* sent when an error occurs */ 242 EV_ERROR = (int)0x80000000 /* sent when an error occurs */
243};
151 244
152/* can be used to add custom fields to all watchers, while losing binary compatibility */ 245/* can be used to add custom fields to all watchers, while losing binary compatibility */
153#ifndef EV_COMMON 246#ifndef EV_COMMON
154# define EV_COMMON void *data; 247# define EV_COMMON void *data;
155#endif 248#endif
156#ifndef EV_PROTOTYPES
157# define EV_PROTOTYPES 1
158#endif
159
160#define EV_VERSION_MAJOR 3
161#define EV_VERSION_MINOR 0
162 249
163#ifndef EV_CB_DECLARE 250#ifndef EV_CB_DECLARE
164# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); 251# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents);
165#endif 252#endif
166#ifndef EV_CB_INVOKE 253#ifndef EV_CB_INVOKE
167# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents)) 254# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))
168#endif 255#endif
256
257/* not official, do not use */
258#define EV_CB(type,name) void name (EV_P_ struct ev_ ## type *w, int revents)
169 259
170/* 260/*
171 * struct member types: 261 * struct member types:
172 * private: you may look at them, but not change them, 262 * private: you may look at them, but not change them,
173 * and they might not mean anything to you. 263 * and they might not mean anything to you.
182 * or simply 1 for watchers that aren't in some array. 272 * or simply 1 for watchers that aren't in some array.
183 * pending is either 0, in which case the watcher isn't, 273 * pending is either 0, in which case the watcher isn't,
184 * or the array index + 1 in the pendings array. 274 * or the array index + 1 in the pendings array.
185 */ 275 */
186 276
277#if EV_MINPRI == EV_MAXPRI
278# define EV_DECL_PRIORITY
279#elif !defined (EV_DECL_PRIORITY)
280# define EV_DECL_PRIORITY int priority;
281#endif
282
187/* shared by all watchers */ 283/* shared by all watchers */
188#define EV_WATCHER(type) \ 284#define EV_WATCHER(type) \
189 int active; /* private */ \ 285 int active; /* private */ \
190 int pending; /* private */ \ 286 int pending; /* private */ \
191 int priority; /* private */ \ 287 EV_DECL_PRIORITY /* private */ \
192 EV_COMMON /* rw */ \ 288 EV_COMMON /* rw */ \
193 EV_CB_DECLARE (type) /* private */ 289 EV_CB_DECLARE (type) /* private */
194 290
195#define EV_WATCHER_LIST(type) \ 291#define EV_WATCHER_LIST(type) \
196 EV_WATCHER (type) \ 292 EV_WATCHER (type) \
243{ 339{
244 EV_WATCHER_TIME (ev_periodic) 340 EV_WATCHER_TIME (ev_periodic)
245 341
246 ev_tstamp offset; /* rw */ 342 ev_tstamp offset; /* rw */
247 ev_tstamp interval; /* rw */ 343 ev_tstamp interval; /* rw */
248 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ 344 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now) EV_THROW; /* rw */
249} ev_periodic; 345} ev_periodic;
250 346
251/* invoked when the given signal has been received */ 347/* invoked when the given signal has been received */
252/* revent EV_SIGNAL */ 348/* revent EV_SIGNAL */
253typedef struct ev_signal 349typedef struct ev_signal
318 EV_WATCHER (ev_check) 414 EV_WATCHER (ev_check)
319} ev_check; 415} ev_check;
320 416
321#if EV_FORK_ENABLE 417#if EV_FORK_ENABLE
322/* the callback gets invoked before check in the child process when a fork was detected */ 418/* the callback gets invoked before check in the child process when a fork was detected */
419/* revent EV_FORK */
323typedef struct ev_fork 420typedef struct ev_fork
324{ 421{
325 EV_WATCHER (ev_fork) 422 EV_WATCHER (ev_fork)
326} ev_fork; 423} ev_fork;
424#endif
425
426#if EV_CLEANUP_ENABLE
427/* is invoked just before the loop gets destroyed */
428/* revent EV_CLEANUP */
429typedef struct ev_cleanup
430{
431 EV_WATCHER (ev_cleanup)
432} ev_cleanup;
327#endif 433#endif
328 434
329#if EV_EMBED_ENABLE 435#if EV_EMBED_ENABLE
330/* used to embed an event loop inside another */ 436/* used to embed an event loop inside another */
331/* the callback gets invoked when the event loop has handled events, and can be 0 */ 437/* the callback gets invoked when the event loop has handled events, and can be 0 */
339 ev_check check; /* unused */ 445 ev_check check; /* unused */
340 ev_timer timer; /* unused */ 446 ev_timer timer; /* unused */
341 ev_periodic periodic; /* unused */ 447 ev_periodic periodic; /* unused */
342 ev_idle idle; /* unused */ 448 ev_idle idle; /* unused */
343 ev_fork fork; /* private */ 449 ev_fork fork; /* private */
450#if EV_CLEANUP_ENABLE
451 ev_cleanup cleanup; /* unused */
452#endif
344} ev_embed; 453} ev_embed;
345#endif 454#endif
346 455
347#if EV_ASYNC_ENABLE 456#if EV_ASYNC_ENABLE
348/* invoked when somebody calls ev_async_send on the watcher */ 457/* invoked when somebody calls ev_async_send on the watcher */
352 EV_WATCHER (ev_async) 461 EV_WATCHER (ev_async)
353 462
354 EV_ATOMIC_T sent; /* private */ 463 EV_ATOMIC_T sent; /* private */
355} ev_async; 464} ev_async;
356 465
357# define ev_async_pending(w) ((w)->sent + 0) 466# define ev_async_pending(w) (+(w)->sent)
358#endif 467#endif
359 468
360/* the presence of this union forces similar struct layout */ 469/* the presence of this union forces similar struct layout */
361union ev_any_watcher 470union ev_any_watcher
362{ 471{
377 struct ev_prepare prepare; 486 struct ev_prepare prepare;
378 struct ev_check check; 487 struct ev_check check;
379#if EV_FORK_ENABLE 488#if EV_FORK_ENABLE
380 struct ev_fork fork; 489 struct ev_fork fork;
381#endif 490#endif
491#if EV_CLEANUP_ENABLE
492 struct ev_cleanup cleanup;
493#endif
382#if EV_EMBED_ENABLE 494#if EV_EMBED_ENABLE
383 struct ev_embed embed; 495 struct ev_embed embed;
384#endif 496#endif
385#if EV_ASYNC_ENABLE 497#if EV_ASYNC_ENABLE
386 struct ev_async async; 498 struct ev_async async;
387#endif 499#endif
388}; 500};
389 501
390/* bits for ev_default_loop and ev_loop_new */ 502/* flag bits for ev_default_loop and ev_loop_new */
503enum {
391/* the default */ 504 /* the default */
392#define EVFLAG_AUTO 0x00000000U /* not quite a mask */ 505 EVFLAG_AUTO = 0x00000000U, /* not quite a mask */
393/* flag bits */ 506 /* flag bits */
394#define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */ 507 EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */
395#define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */ 508 EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */
509 /* debugging/feature disable */
510 EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */
511#if EV_COMPAT3
512 EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */
513#endif
514 EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */
515 EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */
516};
517
396/* method bits to be ored together */ 518/* method bits to be ored together */
519enum {
397#define EVBACKEND_SELECT 0x00000001U /* about anywhere */ 520 EVBACKEND_SELECT = 0x00000001U, /* about anywhere */
398#define EVBACKEND_POLL 0x00000002U /* !win */ 521 EVBACKEND_POLL = 0x00000002U, /* !win */
399#define EVBACKEND_EPOLL 0x00000004U /* linux */ 522 EVBACKEND_EPOLL = 0x00000004U, /* linux */
400#define EVBACKEND_KQUEUE 0x00000008U /* bsd */ 523 EVBACKEND_KQUEUE = 0x00000008U, /* bsd */
401#define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */ 524 EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */
402#define EVBACKEND_PORT 0x00000020U /* solaris 10 */ 525 EVBACKEND_PORT = 0x00000020U, /* solaris 10 */
526 EVBACKEND_ALL = 0x0000003FU, /* all known backends */
527 EVBACKEND_MASK = 0x0000FFFFU /* all future backends */
528};
403 529
404#if EV_PROTOTYPES 530#if EV_PROTOTYPES
405int ev_version_major (void); 531EV_API_DECL int ev_version_major (void) EV_THROW;
406int ev_version_minor (void); 532EV_API_DECL int ev_version_minor (void) EV_THROW;
407 533
408unsigned int ev_supported_backends (void); 534EV_API_DECL unsigned int ev_supported_backends (void) EV_THROW;
409unsigned int ev_recommended_backends (void); 535EV_API_DECL unsigned int ev_recommended_backends (void) EV_THROW;
410unsigned int ev_embeddable_backends (void); 536EV_API_DECL unsigned int ev_embeddable_backends (void) EV_THROW;
411 537
412ev_tstamp ev_time (void); 538EV_API_DECL ev_tstamp ev_time (void) EV_THROW;
413void ev_sleep (ev_tstamp delay); /* sleep for a while */ 539EV_API_DECL void ev_sleep (ev_tstamp delay) EV_THROW; /* sleep for a while */
414 540
415/* Sets the allocation function to use, works like realloc. 541/* Sets the allocation function to use, works like realloc.
416 * It is used to allocate and free memory. 542 * It is used to allocate and free memory.
417 * If it returns zero when memory needs to be allocated, the library might abort 543 * If it returns zero when memory needs to be allocated, the library might abort
418 * or take some potentially destructive action. 544 * or take some potentially destructive action.
419 * The default is your system realloc function. 545 * The default is your system realloc function.
420 */ 546 */
421void ev_set_allocator (void *(*cb)(void *ptr, long size)); 547EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_THROW) EV_THROW;
422 548
423/* set the callback function to call on a 549/* set the callback function to call on a
424 * retryable syscall error 550 * retryable syscall error
425 * (such as failed select, poll, epoll_wait) 551 * (such as failed select, poll, epoll_wait)
426 */ 552 */
427void ev_set_syserr_cb (void (*cb)(const char *msg)); 553EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_THROW) EV_THROW;
428 554
429#if EV_MULTIPLICITY 555#if EV_MULTIPLICITY
556
557/* the default loop is the only one that handles signals and child watchers */
558/* you can call this as often as you like */
559EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_THROW;
560
561#ifdef EV_API_STATIC
562EV_API_DECL struct ev_loop *ev_default_loop_ptr;
563#endif
564
430EV_INLINE struct ev_loop * 565EV_INLINE struct ev_loop *
431ev_default_loop_uc (void) 566ev_default_loop_uc_ (void) EV_THROW
432{ 567{
433 extern struct ev_loop *ev_default_loop_ptr; 568 extern struct ev_loop *ev_default_loop_ptr;
434 569
435 return ev_default_loop_ptr; 570 return ev_default_loop_ptr;
436} 571}
437 572
438/* the default loop is the only one that handles signals and child watchers */ 573EV_INLINE int
439/* you can call this as often as you like */ 574ev_is_default_loop (EV_P) EV_THROW
440EV_INLINE struct ev_loop *
441ev_default_loop (unsigned int flags)
442{ 575{
443 struct ev_loop *loop = ev_default_loop_uc (); 576 return EV_A == EV_DEFAULT_UC;
444
445 if (!loop)
446 {
447 extern struct ev_loop *ev_default_loop_init (unsigned int flags);
448
449 loop = ev_default_loop_init (flags);
450 }
451
452 return loop;
453} 577}
454 578
455/* create and destroy alternative loops that don't handle signals */ 579/* create and destroy alternative loops that don't handle signals */
456struct ev_loop *ev_loop_new (unsigned int flags); 580EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_THROW;
457void ev_loop_destroy (EV_P);
458void ev_loop_fork (EV_P);
459void ev_loop_verify (EV_P);
460 581
461ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ 582EV_API_DECL ev_tstamp ev_now (EV_P) EV_THROW; /* time w.r.t. timers and the eventloop, updated after each poll */
462void ev_now_update (EV_P);
463 583
464#else 584#else
465 585
466int ev_default_loop (unsigned int flags); /* returns true when successful */ 586EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_THROW; /* returns true when successful */
587
588EV_API_DECL ev_tstamp ev_rt_now;
467 589
468EV_INLINE ev_tstamp 590EV_INLINE ev_tstamp
469ev_now (void) 591ev_now (void) EV_THROW
470{ 592{
471 extern ev_tstamp ev_rt_now;
472
473 return ev_rt_now; 593 return ev_rt_now;
474} 594}
595
596/* looks weird, but ev_is_default_loop (EV_A) still works if this exists */
597EV_INLINE int
598ev_is_default_loop (void) EV_THROW
599{
600 return 1;
601}
602
475#endif /* multiplicity */ 603#endif /* multiplicity */
476 604
477EV_INLINE int 605/* destroy event loops, also works for the default loop */
478ev_is_default_loop (EV_P) 606EV_API_DECL void ev_loop_destroy (EV_P);
479{
480#if EV_MULTIPLICITY
481 extern struct ev_loop *ev_default_loop_ptr;
482 607
483 return !!(EV_A == ev_default_loop_ptr);
484#else
485 return 1;
486#endif
487}
488
489void ev_default_destroy (void); /* destroy the default loop */
490/* this needs to be called after fork, to duplicate the default loop */ 608/* this needs to be called after fork, to duplicate the loop */
491/* if you create alternative loops you have to call ev_loop_fork on them */ 609/* when you want to re-use it in the child */
492/* you can call it in either the parent or the child */ 610/* you can call it in either the parent or the child */
493/* you can actually call it at any time, anywhere :) */ 611/* you can actually call it at any time, anywhere :) */
494void ev_default_fork (void); 612EV_API_DECL void ev_loop_fork (EV_P) EV_THROW;
495 613
496#if 0 614EV_API_DECL unsigned int ev_backend (EV_P) EV_THROW; /* backend in use by loop */
615
616EV_API_DECL void ev_now_update (EV_P) EV_THROW; /* update event loop time */
617
618#if EV_WALK_ENABLE
497/* walk (almost) all watchers in the loop of a given type, invoking the */ 619/* walk (almost) all watchers in the loop of a given type, invoking the */
498/* callback on every such watcher. The callback might stop the watcher, */ 620/* callback on every such watcher. The callback might stop the watcher, */
499/* but do nothing else with the loop */ 621/* but do nothing else with the loop */
500void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)); 622EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW;
501#endif 623#endif
502 624
503unsigned int ev_backend (EV_P); /* backend in use by loop */
504unsigned int ev_loop_count (EV_P); /* number of loop iterations */
505#endif /* prototypes */ 625#endif /* prototypes */
506 626
507#define EVLOOP_NONBLOCK 1 /* do not block/wait */ 627/* ev_run flags values */
508#define EVLOOP_ONESHOT 2 /* block *once* only */ 628enum {
509#define EVUNLOOP_CANCEL 0 /* undo unloop */ 629 EVRUN_NOWAIT = 1, /* do not block/wait */
510#define EVUNLOOP_ONE 1 /* unloop once */ 630 EVRUN_ONCE = 2 /* block *once* only */
631};
632
633/* ev_break how values */
634enum {
635 EVBREAK_CANCEL = 0, /* undo unloop */
636 EVBREAK_ONE = 1, /* unloop once */
511#define EVUNLOOP_ALL 2 /* unloop all loops */ 637 EVBREAK_ALL = 2 /* unloop all loops */
638};
512 639
513#if EV_PROTOTYPES 640#if EV_PROTOTYPES
514void ev_loop (EV_P_ int flags); 641EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0));
515void 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 */ 642EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_THROW; /* break out of the loop */
516
517void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
518void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
519 643
520/* 644/*
521 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher 645 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher
522 * keeps one reference. if you have a long-runing watcher you never unregister that 646 * keeps one reference. if you have a long-running watcher you never unregister that
523 * should not keep ev_loop from running, unref() after starting, and ref() before stopping. 647 * should not keep ev_loop from running, unref() after starting, and ref() before stopping.
524 */ 648 */
525void ev_ref (EV_P); 649EV_API_DECL void ev_ref (EV_P) EV_THROW;
526void ev_unref (EV_P); 650EV_API_DECL void ev_unref (EV_P) EV_THROW;
527 651
652/*
528/* convenience function, wait for a single event, without registering an event watcher */ 653 * convenience function, wait for a single event, without registering an event watcher
529/* if timeout is < 0, do wait indefinitely */ 654 * if timeout is < 0, do wait indefinitely
655 */
530void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); 656EV_API_DECL void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW;
657
658# if EV_FEATURE_API
659EV_API_DECL unsigned int ev_iteration (EV_P) EV_THROW; /* number of loop iterations */
660EV_API_DECL unsigned int ev_depth (EV_P) EV_THROW; /* #ev_loop enters - #ev_loop leaves */
661EV_API_DECL void ev_verify (EV_P) EV_THROW; /* abort if loop data corrupted */
662
663EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW; /* sleep at least this time, default 0 */
664EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW; /* sleep at least this time, default 0 */
665
666/* advanced stuff for threading etc. support, see docs */
667EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_THROW;
668EV_API_DECL void *ev_userdata (EV_P) EV_THROW;
669typedef void (*ev_loop_callback)(EV_P);
670EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_THROW;
671EV_API_DECL void ev_set_loop_release_cb (EV_P_ ev_loop_callback EV_THROW release, ev_loop_callback EV_THROW acquire) EV_THROW;
672
673EV_API_DECL unsigned int ev_pending_count (EV_P) EV_THROW; /* number of pending events, if any */
674EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */
675
676/*
677 * stop/start the timer handling.
678 */
679EV_API_DECL void ev_suspend (EV_P) EV_THROW;
680EV_API_DECL void ev_resume (EV_P) EV_THROW;
681#endif
682
531#endif 683#endif
532 684
533/* these may evaluate ev multiple times, and the other arguments at most once */ 685/* these may evaluate ev multiple times, and the other arguments at most once */
534/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ 686/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
535#define ev_init(ev,cb_) do { \ 687#define ev_init(ev,cb_) do { \
536 ((ev_watcher *)(void *)(ev))->active = \ 688 ((ev_watcher *)(void *)(ev))->active = \
537 ((ev_watcher *)(void *)(ev))->pending = \ 689 ((ev_watcher *)(void *)(ev))->pending = 0; \
538 ((ev_watcher *)(void *)(ev))->priority = 0; \ 690 ev_set_priority ((ev), 0); \
539 ev_set_cb ((ev), cb_); \ 691 ev_set_cb ((ev), cb_); \
540} while (0) 692} while (0)
541 693
542#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) | EV__IOFDSET; } while (0) 694#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) | EV__IOFDSET; } while (0)
543#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0) 695#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0)
548#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ 700#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
549#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ 701#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
550#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ 702#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
551#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) 703#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
552#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ 704#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
553#define ev_async_set(ev) do { (ev)->sent = 0; } while (0) 705#define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */
706#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */
554 707
555#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) 708#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
556#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) 709#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
557#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) 710#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0)
558#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) 711#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
561#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) 714#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
562#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) 715#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
563#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) 716#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
564#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) 717#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
565#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) 718#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
719#define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0)
566#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) 720#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
567 721
568#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ 722#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
569#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ 723#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */
570 724
571#define ev_priority(ev) ((((ev_watcher *)(void *)(ev))->priority) + 0)
572#define ev_cb(ev) (ev)->cb /* rw */ 725#define ev_cb(ev) (ev)->cb /* rw */
726
727#if EV_MINPRI == EV_MAXPRI
728# define ev_priority(ev) ((ev), EV_MINPRI)
729# define ev_set_priority(ev,pri) ((ev), (pri))
730#else
731# define ev_priority(ev) (+(((ev_watcher *)(void *)(ev))->priority))
573#define ev_set_priority(ev,pri) ((ev_watcher *)(void *)(ev))->priority = (pri) 732# define ev_set_priority(ev,pri) ( (ev_watcher *)(void *)(ev))->priority = (pri)
733#endif
574 734
575#define ev_periodic_at(ev) (((ev_watcher_time *)(ev))->at + 0.) 735#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
576 736
577#ifndef ev_set_cb 737#ifndef ev_set_cb
578# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) 738# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
579#endif 739#endif
580 740
581/* stopping (enabling, adding) a watcher does nothing if it is already running */ 741/* stopping (enabling, adding) a watcher does nothing if it is already running */
582/* stopping (disabling, deleting) a watcher does nothing unless its already running */ 742/* stopping (disabling, deleting) a watcher does nothing unless it's already running */
583#if EV_PROTOTYPES 743#if EV_PROTOTYPES
584 744
585/* feeds an event into a watcher as if the event actually occured */ 745/* feeds an event into a watcher as if the event actually occurred */
586/* accepts any ev_watcher type */ 746/* accepts any ev_watcher type */
587void ev_feed_event (EV_P_ void *w, int revents); 747EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_THROW;
588void ev_feed_fd_event (EV_P_ int fd, int revents); 748EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW;
749#if EV_SIGNAL_ENABLE
750EV_API_DECL void ev_feed_signal (int signum) EV_THROW;
589void ev_feed_signal_event (EV_P_ int signum); 751EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_THROW;
752#endif
590void ev_invoke (EV_P_ void *w, int revents); 753EV_API_DECL void ev_invoke (EV_P_ void *w, int revents);
591int ev_clear_pending (EV_P_ void *w); 754EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_THROW;
592 755
593void ev_io_start (EV_P_ ev_io *w); 756EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_THROW;
594void ev_io_stop (EV_P_ ev_io *w); 757EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_THROW;
595 758
596void ev_timer_start (EV_P_ ev_timer *w); 759EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_THROW;
597void ev_timer_stop (EV_P_ ev_timer *w); 760EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_THROW;
598/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ 761/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
599void ev_timer_again (EV_P_ ev_timer *w); 762EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_THROW;
763/* return remaining time */
764EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW;
600 765
601#if EV_PERIODIC_ENABLE 766#if EV_PERIODIC_ENABLE
602void ev_periodic_start (EV_P_ ev_periodic *w); 767EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW;
603void ev_periodic_stop (EV_P_ ev_periodic *w); 768EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW;
604void ev_periodic_again (EV_P_ ev_periodic *w); 769EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW;
605#endif 770#endif
606 771
607/* only supported in the default loop */ 772/* only supported in the default loop */
773#if EV_SIGNAL_ENABLE
608void ev_signal_start (EV_P_ ev_signal *w); 774EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_THROW;
609void ev_signal_stop (EV_P_ ev_signal *w); 775EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_THROW;
776#endif
610 777
611/* only supported in the default loop */ 778/* only supported in the default loop */
779# if EV_CHILD_ENABLE
612void ev_child_start (EV_P_ ev_child *w); 780EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_THROW;
613void ev_child_stop (EV_P_ ev_child *w); 781EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_THROW;
782# endif
614 783
615# if EV_STAT_ENABLE 784# if EV_STAT_ENABLE
616void ev_stat_start (EV_P_ ev_stat *w); 785EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_THROW;
617void ev_stat_stop (EV_P_ ev_stat *w); 786EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_THROW;
618void ev_stat_stat (EV_P_ ev_stat *w); 787EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_THROW;
619# endif 788# endif
620 789
621# if EV_IDLE_ENABLE 790# if EV_IDLE_ENABLE
622void ev_idle_start (EV_P_ ev_idle *w); 791EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_THROW;
623void ev_idle_stop (EV_P_ ev_idle *w); 792EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_THROW;
793# endif
794
795#if EV_PREPARE_ENABLE
796EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW;
797EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW;
624# endif 798#endif
625 799
626void ev_prepare_start (EV_P_ ev_prepare *w); 800#if EV_CHECK_ENABLE
627void ev_prepare_stop (EV_P_ ev_prepare *w);
628
629void ev_check_start (EV_P_ ev_check *w); 801EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_THROW;
630void ev_check_stop (EV_P_ ev_check *w); 802EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_THROW;
803#endif
631 804
632# if EV_FORK_ENABLE 805# if EV_FORK_ENABLE
633void ev_fork_start (EV_P_ ev_fork *w); 806EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_THROW;
634void ev_fork_stop (EV_P_ ev_fork *w); 807EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_THROW;
808# endif
809
810# if EV_CLEANUP_ENABLE
811EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW;
812EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW;
635# endif 813# endif
636 814
637# if EV_EMBED_ENABLE 815# if EV_EMBED_ENABLE
638/* only supported when loop to be embedded is in fact embeddable */ 816/* only supported when loop to be embedded is in fact embeddable */
639void ev_embed_start (EV_P_ ev_embed *w); 817EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_THROW;
640void ev_embed_stop (EV_P_ ev_embed *w); 818EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_THROW;
641void ev_embed_sweep (EV_P_ ev_embed *w); 819EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW;
642# endif 820# endif
643 821
644# if EV_ASYNC_ENABLE 822# if EV_ASYNC_ENABLE
645void ev_async_start (EV_P_ ev_async *w); 823EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_THROW;
646void ev_async_stop (EV_P_ ev_async *w); 824EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_THROW;
647void ev_async_send (EV_P_ ev_async *w); 825EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_THROW;
648# endif
649
650#endif 826# endif
651 827
652#ifdef __cplusplus 828#if EV_COMPAT3
653} 829 #define EVLOOP_NONBLOCK EVRUN_NOWAIT
830 #define EVLOOP_ONESHOT EVRUN_ONCE
831 #define EVUNLOOP_CANCEL EVBREAK_CANCEL
832 #define EVUNLOOP_ONE EVBREAK_ONE
833 #define EVUNLOOP_ALL EVBREAK_ALL
834 #if EV_PROTOTYPES
835 EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); }
836 EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); }
837 EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); }
838 EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); }
839 #if EV_FEATURE_API
840 EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); }
841 EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); }
842 EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); }
843 #endif
654#endif 844 #endif
655 845#else
846 typedef struct ev_loop ev_loop;
656#endif 847#endif
657 848
849#endif
850
851EV_CPP(})
852
853#endif
854

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