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Comparing libev/ev.h (file contents):
Revision 1.75 by root, Wed Nov 28 17:32:24 2007 UTC vs.
Revision 1.162 by root, Tue Dec 20 04:08:35 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
34extern "C" { 49EV_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
37typedef double ev_tstamp; 143typedef 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
42#endif 148#endif
43#ifndef EV_MAXPRI
44# define EV_MAXPRI +2
45#endif
46
47#ifndef EV_MULTIPLICITY
48# define EV_MULTIPLICITY 1
49#endif
50
51#ifndef EV_PERIODIC_ENABLE
52# define EV_PERIODIC_ENABLE 1
53#endif
54
55#ifndef EV_STAT_ENABLE
56# define EV_STAT_ENABLE 1
57#endif
58
59#ifndef EV_FORK_ENABLE
60# define EV_FORK_ENABLE 1
61#endif
62
63#ifndef EV_EMBED_ENABLE
64# define EV_EMBED_ENABLE 1
65#endif
66
67/*****************************************************************************/
68 149
69#if EV_STAT_ENABLE 150#if EV_STAT_ENABLE
151# ifdef _WIN32
152# include <time.h>
153# include <sys/types.h>
154# endif
70# include <sys/stat.h> 155# include <sys/stat.h>
71#endif 156#endif
72 157
73/* support multiple event loops? */ 158/* support multiple event loops? */
74#if EV_MULTIPLICITY 159#if EV_MULTIPLICITY
75struct ev_loop; 160struct ev_loop;
76# define EV_P struct ev_loop *loop 161# define EV_P struct ev_loop *loop /* a loop as sole parameter in a declaration */
77# define EV_P_ EV_P, 162# define EV_P_ EV_P, /* a loop as first of multiple parameters */
78# define EV_A loop 163# define EV_A loop /* a loop as sole argument to a function call */
79# define EV_A_ EV_A, 164# define EV_A_ EV_A, /* a loop as first of multiple arguments */
80# define EV_DEFAULT ev_default_loop (0) 165# define EV_DEFAULT_UC ev_default_loop_uc_ () /* the default loop, if initialised, as sole arg */
81# define EV_DEFAULT_ EV_DEFAULT, 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 */
82#else 169#else
83# define EV_P void 170# define EV_P void
84# define EV_P_ 171# define EV_P_
85# define EV_A 172# define EV_A
86# define EV_A_ 173# define EV_A_
87# define EV_DEFAULT 174# define EV_DEFAULT
88# define EV_DEFAULT_ 175# define EV_DEFAULT_
89 176# define EV_DEFAULT_UC
177# define EV_DEFAULT_UC_
90# undef EV_EMBED_ENABLE 178# undef EV_EMBED_ENABLE
91#endif 179#endif
92 180
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#ifdef EV_API_STATIC
189# define EV_API_DECL static
190#else
191# define EV_API_DECL extern
192#endif
193
194/* EV_PROTOTYPES can be used to switch of prototype declarations */
195#ifndef EV_PROTOTYPES
196# define EV_PROTOTYPES 1
197#endif
198
199/*****************************************************************************/
200
201#define EV_VERSION_MAJOR 4
202#define EV_VERSION_MINOR 4
203
93/* eventmask, revents, events... */ 204/* eventmask, revents, events... */
94#define EV_UNDEF -1L /* guaranteed to be invalid */ 205enum {
206 EV_UNDEF = 0xFFFFFFFF, /* guaranteed to be invalid */
95#define EV_NONE 0x00L /* no events */ 207 EV_NONE = 0x00, /* no events */
96#define EV_READ 0x01L /* ev_io detected read will not block */ 208 EV_READ = 0x01, /* ev_io detected read will not block */
97#define EV_WRITE 0x02L /* ev_io detected write will not block */ 209 EV_WRITE = 0x02, /* ev_io detected write will not block */
210 EV__IOFDSET = 0x80, /* internal use only */
211 EV_IO = EV_READ, /* alias for type-detection */
98#define EV_TIMEOUT 0x00000100L /* timer timed out */ 212 EV_TIMER = 0x00000100, /* timer timed out */
213#if EV_COMPAT3
214 EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */
215#endif
99#define EV_PERIODIC 0x00000200L /* periodic timer timed out */ 216 EV_PERIODIC = 0x00000200, /* periodic timer timed out */
100#define EV_SIGNAL 0x00000400L /* signal was received */ 217 EV_SIGNAL = 0x00000400, /* signal was received */
101#define EV_CHILD 0x00000800L /* child/pid had status change */ 218 EV_CHILD = 0x00000800, /* child/pid had status change */
102#define EV_STAT 0x00001000L /* stat data changed */ 219 EV_STAT = 0x00001000, /* stat data changed */
103#define EV_IDLE 0x00002000L /* event loop is idling */ 220 EV_IDLE = 0x00002000, /* event loop is idling */
104#define EV_PREPARE 0x00004000L /* event loop about to poll */ 221 EV_PREPARE = 0x00004000, /* event loop about to poll */
105#define EV_CHECK 0x00008000L /* event loop finished poll */ 222 EV_CHECK = 0x00008000, /* event loop finished poll */
106#define EV_EMBED 0x00010000L /* embedded event loop needs sweep */ 223 EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
107#define EV_FORK 0x00020000L /* event loop resumed in child */ 224 EV_FORK = 0x00020000, /* event loop resumed in child */
225 EV_CLEANUP = 0x00040000, /* event loop resumed in child */
226 EV_ASYNC = 0x00080000, /* async intra-loop signal */
227 EV_CUSTOM = 0x01000000, /* for use by user code */
108#define EV_ERROR 0x80000000L /* sent when an error occurs */ 228 EV_ERROR = 0x80000000 /* sent when an error occurs */
229};
109 230
110/* can be used to add custom fields to all watchers, while losing binary compatibility */ 231/* can be used to add custom fields to all watchers, while losing binary compatibility */
111#ifndef EV_COMMON 232#ifndef EV_COMMON
112# define EV_COMMON void *data; 233# define EV_COMMON void *data;
113#endif 234#endif
114#ifndef EV_PROTOTYPES
115# define EV_PROTOTYPES 1
116#endif
117
118#define EV_VERSION_MAJOR 1
119#define EV_VERSION_MINOR 1
120 235
121#ifndef EV_CB_DECLARE 236#ifndef EV_CB_DECLARE
122# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); 237# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents);
123#endif 238#endif
124#ifndef EV_CB_INVOKE 239#ifndef EV_CB_INVOKE
125# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents)) 240# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))
126#endif 241#endif
127 242
243/* not official, do not use */
244#define EV_CB(type,name) void name (EV_P_ struct ev_ ## type *w, int revents)
245
128/* 246/*
129 * struct member types: 247 * struct member types:
130 * private: you can look at them, but not change them, and they might not mean anything to you. 248 * private: you may look at them, but not change them,
249 * and they might not mean anything to you.
131 * ro: can be read anytime, but only changed when the watcher isn't active 250 * ro: can be read anytime, but only changed when the watcher isn't active.
132 * rw: can be read and modified anytime, even when the watcher is active 251 * rw: can be read and modified anytime, even when the watcher is active.
252 *
253 * some internal details that might be helpful for debugging:
254 *
255 * active is either 0, which means the watcher is not active,
256 * or the array index of the watcher (periodics, timers)
257 * or the array index + 1 (most other watchers)
258 * or simply 1 for watchers that aren't in some array.
259 * pending is either 0, in which case the watcher isn't,
260 * or the array index + 1 in the pendings array.
133 */ 261 */
262
263#if EV_MINPRI == EV_MAXPRI
264# define EV_DECL_PRIORITY
265#elif !defined (EV_DECL_PRIORITY)
266# define EV_DECL_PRIORITY int priority;
267#endif
134 268
135/* shared by all watchers */ 269/* shared by all watchers */
136#define EV_WATCHER(type) \ 270#define EV_WATCHER(type) \
137 int active; /* private */ \ 271 int active; /* private */ \
138 int pending; /* private */ \ 272 int pending; /* private */ \
139 int priority; /* private */ \ 273 EV_DECL_PRIORITY /* private */ \
140 EV_COMMON /* rw */ \ 274 EV_COMMON /* rw */ \
141 EV_CB_DECLARE (type) /* private */ 275 EV_CB_DECLARE (type) /* private */
142 276
143#define EV_WATCHER_LIST(type) \ 277#define EV_WATCHER_LIST(type) \
144 EV_WATCHER (type) \ 278 EV_WATCHER (type) \
189/* revent EV_PERIODIC */ 323/* revent EV_PERIODIC */
190typedef struct ev_periodic 324typedef struct ev_periodic
191{ 325{
192 EV_WATCHER_TIME (ev_periodic) 326 EV_WATCHER_TIME (ev_periodic)
193 327
328 ev_tstamp offset; /* rw */
194 ev_tstamp interval; /* rw */ 329 ev_tstamp interval; /* rw */
195 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ 330 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */
196} ev_periodic; 331} ev_periodic;
197 332
198/* invoked when the given signal has been received */ 333/* invoked when the given signal has been received */
209/* does not support priorities */ 344/* does not support priorities */
210typedef struct ev_child 345typedef struct ev_child
211{ 346{
212 EV_WATCHER_LIST (ev_child) 347 EV_WATCHER_LIST (ev_child)
213 348
349 int flags; /* private */
214 int pid; /* ro */ 350 int pid; /* ro */
215 int rpid; /* rw, holds the received pid */ 351 int rpid; /* rw, holds the received pid */
216 int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */ 352 int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */
217} ev_child; 353} ev_child;
218 354
238 374
239 int wd; /* wd for inotify, fd for kqueue */ 375 int wd; /* wd for inotify, fd for kqueue */
240} ev_stat; 376} ev_stat;
241#endif 377#endif
242 378
379#if EV_IDLE_ENABLE
243/* invoked when the nothing else needs to be done, keeps the process from blocking */ 380/* invoked when the nothing else needs to be done, keeps the process from blocking */
244/* revent EV_IDLE */ 381/* revent EV_IDLE */
245typedef struct ev_idle 382typedef struct ev_idle
246{ 383{
247 EV_WATCHER (ev_idle) 384 EV_WATCHER (ev_idle)
248} ev_idle; 385} ev_idle;
386#endif
249 387
250/* invoked for each run of the mainloop, just before the blocking call */ 388/* invoked for each run of the mainloop, just before the blocking call */
251/* you can still change events in any way you like */ 389/* you can still change events in any way you like */
252/* revent EV_PREPARE */ 390/* revent EV_PREPARE */
253typedef struct ev_prepare 391typedef struct ev_prepare
262 EV_WATCHER (ev_check) 400 EV_WATCHER (ev_check)
263} ev_check; 401} ev_check;
264 402
265#if EV_FORK_ENABLE 403#if EV_FORK_ENABLE
266/* the callback gets invoked before check in the child process when a fork was detected */ 404/* the callback gets invoked before check in the child process when a fork was detected */
405/* revent EV_FORK */
267typedef struct ev_fork 406typedef struct ev_fork
268{ 407{
269 EV_WATCHER (ev_fork) 408 EV_WATCHER (ev_fork)
270} ev_fork; 409} ev_fork;
410#endif
411
412#if EV_CLEANUP_ENABLE
413/* is invoked just before the loop gets destroyed */
414/* revent EV_CLEANUP */
415typedef struct ev_cleanup
416{
417 EV_WATCHER (ev_cleanup)
418} ev_cleanup;
271#endif 419#endif
272 420
273#if EV_EMBED_ENABLE 421#if EV_EMBED_ENABLE
274/* used to embed an event loop inside another */ 422/* used to embed an event loop inside another */
275/* the callback gets invoked when the event loop has handled events, and can be 0 */ 423/* the callback gets invoked when the event loop has handled events, and can be 0 */
276typedef struct ev_embed 424typedef struct ev_embed
277{ 425{
278 EV_WATCHER (ev_embed) 426 EV_WATCHER (ev_embed)
279 427
280 ev_io io; /* private */
281 struct ev_loop *loop; /* ro */ 428 struct ev_loop *other; /* ro */
429 ev_io io; /* private */
430 ev_prepare prepare; /* private */
431 ev_check check; /* unused */
432 ev_timer timer; /* unused */
433 ev_periodic periodic; /* unused */
434 ev_idle idle; /* unused */
435 ev_fork fork; /* private */
436#if EV_CLEANUP_ENABLE
437 ev_cleanup cleanup; /* unused */
438#endif
282} ev_embed; 439} ev_embed;
440#endif
441
442#if EV_ASYNC_ENABLE
443/* invoked when somebody calls ev_async_send on the watcher */
444/* revent EV_ASYNC */
445typedef struct ev_async
446{
447 EV_WATCHER (ev_async)
448
449 EV_ATOMIC_T sent; /* private */
450} ev_async;
451
452# define ev_async_pending(w) (+(w)->sent)
283#endif 453#endif
284 454
285/* the presence of this union forces similar struct layout */ 455/* the presence of this union forces similar struct layout */
286union ev_any_watcher 456union ev_any_watcher
287{ 457{
294 struct ev_signal signal; 464 struct ev_signal signal;
295 struct ev_child child; 465 struct ev_child child;
296#if EV_STAT_ENABLE 466#if EV_STAT_ENABLE
297 struct ev_stat stat; 467 struct ev_stat stat;
298#endif 468#endif
469#if EV_IDLE_ENABLE
299 struct ev_idle idle; 470 struct ev_idle idle;
471#endif
300 struct ev_prepare prepare; 472 struct ev_prepare prepare;
301 struct ev_check check; 473 struct ev_check check;
302#if EV_FORK_ENABLE 474#if EV_FORK_ENABLE
303 struct ev_fork fork; 475 struct ev_fork fork;
304#endif 476#endif
477#if EV_CLEANUP_ENABLE
478 struct ev_cleanup cleanup;
479#endif
305#if EV_EMBED_ENABLE 480#if EV_EMBED_ENABLE
306 struct ev_embed embed; 481 struct ev_embed embed;
307#endif 482#endif
483#if EV_ASYNC_ENABLE
484 struct ev_async async;
485#endif
308}; 486};
309 487
310/* bits for ev_default_loop and ev_loop_new */ 488/* flag bits for ev_default_loop and ev_loop_new */
489enum {
311/* the default */ 490 /* the default */
312#define EVFLAG_AUTO 0x00000000UL /* not quite a mask */ 491 EVFLAG_AUTO = 0x00000000U, /* not quite a mask */
313/* flag bits */ 492 /* flag bits */
314#define EVFLAG_NOENV 0x01000000UL /* do NOT consult environment */ 493 EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */
494 EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */
495 /* debugging/feature disable */
496 EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */
497#if EV_COMPAT3
498 EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */
499#endif
500 EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */
501 EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */
502};
503
315/* method bits to be ored together */ 504/* method bits to be ored together */
505enum {
316#define EVBACKEND_SELECT 0x00000001UL /* about anywhere */ 506 EVBACKEND_SELECT = 0x00000001U, /* about anywhere */
317#define EVBACKEND_POLL 0x00000002UL /* !win */ 507 EVBACKEND_POLL = 0x00000002U, /* !win */
318#define EVBACKEND_EPOLL 0x00000004UL /* linux */ 508 EVBACKEND_EPOLL = 0x00000004U, /* linux */
319#define EVBACKEND_KQUEUE 0x00000008UL /* bsd */ 509 EVBACKEND_KQUEUE = 0x00000008U, /* bsd */
320#define EVBACKEND_DEVPOLL 0x00000010UL /* solaris 8 */ /* NYI */ 510 EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */
321#define EVBACKEND_PORT 0x00000020UL /* solaris 10 */ 511 EVBACKEND_PORT = 0x00000020U, /* solaris 10 */
512 EVBACKEND_ALL = 0x0000003FU, /* all known backends */
513 EVBACKEND_MASK = 0x0000FFFFU /* all future backends */
514};
322 515
323#if EV_PROTOTYPES 516#if EV_PROTOTYPES
324int ev_version_major (void); 517EV_API_DECL int ev_version_major (void);
325int ev_version_minor (void); 518EV_API_DECL int ev_version_minor (void);
326 519
327unsigned int ev_supported_backends (void); 520EV_API_DECL unsigned int ev_supported_backends (void);
328unsigned int ev_recommended_backends (void); 521EV_API_DECL unsigned int ev_recommended_backends (void);
329unsigned int ev_embeddable_backends (void); 522EV_API_DECL unsigned int ev_embeddable_backends (void);
330 523
331ev_tstamp ev_time (void); 524EV_API_DECL ev_tstamp ev_time (void);
525EV_API_DECL void ev_sleep (ev_tstamp delay); /* sleep for a while */
332 526
333/* Sets the allocation function to use, works like realloc. 527/* Sets the allocation function to use, works like realloc.
334 * It is used to allocate and free memory. 528 * It is used to allocate and free memory.
335 * If it returns zero when memory needs to be allocated, the library might abort 529 * If it returns zero when memory needs to be allocated, the library might abort
336 * or take some potentially destructive action. 530 * or take some potentially destructive action.
337 * The default is your system realloc function. 531 * The default is your system realloc function.
338 */ 532 */
339void ev_set_allocator (void *(*cb)(void *ptr, long size)); 533EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size));
340 534
341/* set the callback function to call on a 535/* set the callback function to call on a
342 * retryable syscall error 536 * retryable syscall error
343 * (such as failed select, poll, epoll_wait) 537 * (such as failed select, poll, epoll_wait)
344 */ 538 */
345void ev_set_syserr_cb (void (*cb)(const char *msg)); 539EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg));
346 540
347# if EV_MULTIPLICITY 541#if EV_MULTIPLICITY
542
348/* the default loop is the only one that handles signals and child watchers */ 543/* the default loop is the only one that handles signals and child watchers */
349/* you can call this as often as you like */ 544/* you can call this as often as you like */
350static struct ev_loop * 545EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0));
351ev_default_loop (unsigned int flags) 546
547EV_API_DECL struct ev_loop *ev_default_loop_ptr;
548
549EV_INLINE struct ev_loop *
550ev_default_loop_uc_ (void)
352{ 551{
353 extern struct ev_loop *ev_default_loop_ptr; 552 extern struct ev_loop *ev_default_loop_ptr;
354 extern struct ev_loop *ev_default_loop_init (unsigned int flags);
355
356 if (!ev_default_loop_ptr)
357 ev_default_loop_init (flags);
358 553
359 return ev_default_loop_ptr; 554 return ev_default_loop_ptr;
360} 555}
361 556
557EV_INLINE int
558ev_is_default_loop (EV_P)
559{
560 return EV_A == EV_DEFAULT_UC;
561}
562
362/* create and destroy alternative loops that don't handle signals */ 563/* create and destroy alternative loops that don't handle signals */
363struct ev_loop *ev_loop_new (unsigned int flags); 564EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0));
364void ev_loop_destroy (EV_P);
365void ev_loop_fork (EV_P);
366 565
367ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ 566EV_API_DECL ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */
368 567
369# else 568#else
370 569
371int ev_default_loop (unsigned int flags); /* returns true when successful */ 570EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)); /* returns true when successful */
372 571
373static ev_tstamp 572EV_API_DECL ev_tstamp ev_rt_now;
573
574EV_INLINE ev_tstamp
374ev_now (void) 575ev_now (void)
375{ 576{
376 extern ev_tstamp ev_rt_now;
377
378 return ev_rt_now; 577 return ev_rt_now;
379} 578}
380# endif
381 579
382void ev_default_destroy (void); /* destroy the default loop */ 580/* looks weird, but ev_is_default_loop (EV_A) still works if this exists */
581EV_INLINE int
582ev_is_default_loop (void)
583{
584 return 1;
585}
586
587#endif /* multiplicity */
588
589/* destroy event loops, also works for the default loop */
590EV_API_DECL void ev_loop_destroy (EV_P);
591
383/* this needs to be called after fork, to duplicate the default loop */ 592/* this needs to be called after fork, to duplicate the loop */
384/* if you create alternative loops you have to call ev_loop_fork on them */ 593/* when you want to re-use it in the child */
385/* you can call it in either the parent or the child */ 594/* you can call it in either the parent or the child */
386/* you can actually call it at any time, anywhere :) */ 595/* you can actually call it at any time, anywhere :) */
387void ev_default_fork (void); 596EV_API_DECL void ev_loop_fork (EV_P);
388 597
389unsigned int ev_backend (EV_P); 598EV_API_DECL unsigned int ev_backend (EV_P); /* backend in use by loop */
390#endif
391 599
392#define EVLOOP_NONBLOCK 1 /* do not block/wait */ 600EV_API_DECL void ev_now_update (EV_P); /* update event loop time */
393#define EVLOOP_ONESHOT 2 /* block *once* only */ 601
394#define EVUNLOOP_CANCEL 0 /* undo unloop */ 602#if EV_WALK_ENABLE
395#define EVUNLOOP_ONE 1 /* unloop once */ 603/* walk (almost) all watchers in the loop of a given type, invoking the */
604/* callback on every such watcher. The callback might stop the watcher, */
605/* but do nothing else with the loop */
606EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w));
607#endif
608
609#endif /* prototypes */
610
611/* ev_run flags values */
612enum {
613 EVRUN_NOWAIT = 1, /* do not block/wait */
614 EVRUN_ONCE = 2 /* block *once* only */
615};
616
617/* ev_break how values */
618enum {
619 EVBREAK_CANCEL = 0, /* undo unloop */
620 EVBREAK_ONE = 1, /* unloop once */
396#define EVUNLOOP_ALL 2 /* unloop all loops */ 621 EVBREAK_ALL = 2 /* unloop all loops */
622};
397 623
398#if EV_PROTOTYPES 624#if EV_PROTOTYPES
399void ev_loop (EV_P_ int flags); 625EV_API_DECL void ev_run (EV_P_ int flags EV_CPP (= 0));
400void 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 */ 626EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)); /* break out of the loop */
401 627
402/* 628/*
403 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher 629 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher
404 * keeps one reference. if you have a long-runing watcher you never unregister that 630 * keeps one reference. if you have a long-running watcher you never unregister that
405 * should not keep ev_loop from running, unref() after starting, and ref() before stopping. 631 * should not keep ev_loop from running, unref() after starting, and ref() before stopping.
406 */ 632 */
407void ev_ref (EV_P); 633EV_API_DECL void ev_ref (EV_P);
408void ev_unref (EV_P); 634EV_API_DECL void ev_unref (EV_P);
409 635
636/*
410/* convinience function, wait for a single event, without registering an event watcher */ 637 * convenience function, wait for a single event, without registering an event watcher
411/* if timeout is < 0, do wait indefinitely */ 638 * if timeout is < 0, do wait indefinitely
639 */
412void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); 640EV_API_DECL void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg);
641
642# if EV_FEATURE_API
643EV_API_DECL unsigned int ev_iteration (EV_P); /* number of loop iterations */
644EV_API_DECL unsigned int ev_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */
645EV_API_DECL void ev_verify (EV_P); /* abort if loop data corrupted */
646
647EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
648EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
649
650/* advanced stuff for threading etc. support, see docs */
651EV_API_DECL void ev_set_userdata (EV_P_ void *data);
652EV_API_DECL void *ev_userdata (EV_P);
653EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P));
654EV_API_DECL void ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P));
655
656EV_API_DECL unsigned int ev_pending_count (EV_P); /* number of pending events, if any */
657EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */
658
659/*
660 * stop/start the timer handling.
661 */
662EV_API_DECL void ev_suspend (EV_P);
663EV_API_DECL void ev_resume (EV_P);
664#endif
665
413#endif 666#endif
414 667
415/* these may evaluate ev multiple times, and the other arguments at most once */ 668/* these may evaluate ev multiple times, and the other arguments at most once */
416/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ 669/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
417#define ev_init(ev,cb_) do { \ 670#define ev_init(ev,cb_) do { \
418 ((ev_watcher *)(void *)(ev))->active = \ 671 ((ev_watcher *)(void *)(ev))->active = \
419 ((ev_watcher *)(void *)(ev))->pending = \ 672 ((ev_watcher *)(void *)(ev))->pending = 0; \
420 ((ev_watcher *)(void *)(ev))->priority = 0; \ 673 ev_set_priority ((ev), 0); \
421 ev_set_cb ((ev), cb_); \ 674 ev_set_cb ((ev), cb_); \
422} while (0) 675} while (0)
423 676
424#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) 677#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) | EV__IOFDSET; } while (0)
425#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) 678#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0)
426#define ev_periodic_set(ev,at_,ival_,res_) do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0) 679#define ev_periodic_set(ev,ofs_,ival_,rcb_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb = (rcb_); } while (0)
427#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) 680#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
428#define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) 681#define ev_child_set(ev,pid_,trace_) do { (ev)->pid = (pid_); (ev)->flags = !!(trace_); } while (0)
429#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0) 682#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0)
430#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ 683#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
431#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ 684#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
432#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ 685#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
433#define ev_embed_set(ev,loop_) do { (ev)->loop = (loop_); } while (0) 686#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
434#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ 687#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
688#define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */
689#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */
435 690
436#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) 691#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
437#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) 692#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
438#define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0) 693#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0)
439#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) 694#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
440#define ev_child_init(ev,cb,pid) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) 695#define ev_child_init(ev,cb,pid,trace) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid),(trace)); } while (0)
441#define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_path_set ((ev),(path),(interval)); } while (0) 696#define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_stat_set ((ev),(path),(interval)); } while (0)
442#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) 697#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
443#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) 698#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
444#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) 699#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
445#define ev_embed_init(ev,cb,loop) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(loop)); } while (0) 700#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
446#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) 701#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
702#define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0)
703#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
447 704
448#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ 705#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
449#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ 706#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */
450 707
451#define ev_priority(ev) ((ev_watcher *)(void *)(ev))->priority /* rw */
452#define ev_cb(ev) (ev)->cb /* rw */ 708#define ev_cb(ev) (ev)->cb /* rw */
709
710#if EV_MINPRI == EV_MAXPRI
711# define ev_priority(ev) ((ev), EV_MINPRI)
453#define ev_set_priority(ev,pri) ev_priority (ev) = (pri) 712# define ev_set_priority(ev,pri) ((ev), (pri))
713#else
714# define ev_priority(ev) (+(((ev_watcher *)(void *)(ev))->priority))
715# define ev_set_priority(ev,pri) ( (ev_watcher *)(void *)(ev))->priority = (pri)
716#endif
717
718#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
454 719
455#ifndef ev_set_cb 720#ifndef ev_set_cb
456# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) 721# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
457#endif 722#endif
458 723
459/* stopping (enabling, adding) a watcher does nothing if it is already running */ 724/* stopping (enabling, adding) a watcher does nothing if it is already running */
460/* stopping (disabling, deleting) a watcher does nothing unless its already running */ 725/* stopping (disabling, deleting) a watcher does nothing unless its already running */
461#if EV_PROTOTYPES 726#if EV_PROTOTYPES
462 727
463/* feeds an event into a watcher as if the event actually occured */ 728/* feeds an event into a watcher as if the event actually occurred */
464/* accepts any ev_watcher type */ 729/* accepts any ev_watcher type */
465void ev_feed_event (EV_P_ void *w, int revents); 730EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents);
466void ev_feed_fd_event (EV_P_ int fd, int revents); 731EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents);
732#if EV_SIGNAL_ENABLE
733EV_API_DECL void ev_feed_signal (int signum);
467void ev_feed_signal_event (EV_P_ int signum); 734EV_API_DECL void ev_feed_signal_event (EV_P_ int signum);
735#endif
736EV_API_DECL void ev_invoke (EV_P_ void *w, int revents);
737EV_API_DECL int ev_clear_pending (EV_P_ void *w);
468 738
469void ev_io_start (EV_P_ ev_io *w); 739EV_API_DECL void ev_io_start (EV_P_ ev_io *w);
470void ev_io_stop (EV_P_ ev_io *w); 740EV_API_DECL void ev_io_stop (EV_P_ ev_io *w);
471 741
472void ev_timer_start (EV_P_ ev_timer *w); 742EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w);
473void ev_timer_stop (EV_P_ ev_timer *w); 743EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w);
474/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ 744/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
475void ev_timer_again (EV_P_ ev_timer *w); 745EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w);
746/* return remaining time */
747EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w);
476 748
477#if EV_PERIODIC_ENABLE 749#if EV_PERIODIC_ENABLE
478void ev_periodic_start (EV_P_ ev_periodic *w); 750EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w);
479void ev_periodic_stop (EV_P_ ev_periodic *w); 751EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w);
480void ev_periodic_again (EV_P_ ev_periodic *w); 752EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w);
481#endif 753#endif
482 754
483/* only supported in the default loop */ 755/* only supported in the default loop */
756#if EV_SIGNAL_ENABLE
484void ev_signal_start (EV_P_ ev_signal *w); 757EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w);
485void ev_signal_stop (EV_P_ ev_signal *w); 758EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w);
759#endif
486 760
487/* only supported in the default loop */ 761/* only supported in the default loop */
762# if EV_CHILD_ENABLE
488void ev_child_start (EV_P_ ev_child *w); 763EV_API_DECL void ev_child_start (EV_P_ ev_child *w);
489void ev_child_stop (EV_P_ ev_child *w); 764EV_API_DECL void ev_child_stop (EV_P_ ev_child *w);
765# endif
490 766
491# if EV_STAT_ENABLE 767# if EV_STAT_ENABLE
492void ev_stat_start (EV_P_ ev_stat *w); 768EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w);
493void ev_stat_stop (EV_P_ ev_stat *w); 769EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w);
494void ev_stat_stat (EV_P_ ev_stat *w); 770EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w);
495# endif 771# endif
496 772
773# if EV_IDLE_ENABLE
497void ev_idle_start (EV_P_ ev_idle *w); 774EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w);
498void ev_idle_stop (EV_P_ ev_idle *w); 775EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w);
776# endif
499 777
778#if EV_PREPARE_ENABLE
500void ev_prepare_start (EV_P_ ev_prepare *w); 779EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w);
501void ev_prepare_stop (EV_P_ ev_prepare *w); 780EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w);
781#endif
502 782
783#if EV_CHECK_ENABLE
503void ev_check_start (EV_P_ ev_check *w); 784EV_API_DECL void ev_check_start (EV_P_ ev_check *w);
504void ev_check_stop (EV_P_ ev_check *w); 785EV_API_DECL void ev_check_stop (EV_P_ ev_check *w);
786#endif
505 787
506# if EV_FORK_ENABLE 788# if EV_FORK_ENABLE
507void ev_fork_start (EV_P_ ev_fork *w); 789EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w);
508void ev_fork_stop (EV_P_ ev_fork *w); 790EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w);
791# endif
792
793# if EV_CLEANUP_ENABLE
794EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w);
795EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w);
509# endif 796# endif
510 797
511# if EV_EMBED_ENABLE 798# if EV_EMBED_ENABLE
512/* only supported when loop to be embedded is in fact embeddable */ 799/* only supported when loop to be embedded is in fact embeddable */
513void ev_embed_start (EV_P_ ev_embed *w); 800EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w);
514void ev_embed_stop (EV_P_ ev_embed *w); 801EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w);
515void ev_embed_sweep (EV_P_ ev_embed *w); 802EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w);
516# endif 803# endif
517 804
805# if EV_ASYNC_ENABLE
806EV_API_DECL void ev_async_start (EV_P_ ev_async *w);
807EV_API_DECL void ev_async_stop (EV_P_ ev_async *w);
808EV_API_DECL void ev_async_send (EV_P_ ev_async *w);
518#endif 809# endif
519 810
520#ifdef __cplusplus 811#if EV_COMPAT3
521} 812 #define EVLOOP_NONBLOCK EVRUN_NOWAIT
813 #define EVLOOP_ONESHOT EVRUN_ONCE
814 #define EVUNLOOP_CANCEL EVBREAK_CANCEL
815 #define EVUNLOOP_ONE EVBREAK_ONE
816 #define EVUNLOOP_ALL EVBREAK_ALL
817 #if EV_PROTOTYPES
818 EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); }
819 EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); }
820 EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); }
821 EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); }
822 #if EV_FEATURE_API
823 EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); }
824 EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); }
825 EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); }
826 #endif
522#endif 827 #endif
523 828#else
829 typedef struct ev_loop ev_loop;
524#endif 830#endif
525 831
832#endif
833
834EV_CPP(})
835
836#endif
837

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