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Comparing libev/ev.h (file contents):
Revision 1.110 by root, Wed Mar 4 14:33:10 2009 UTC vs.
Revision 1.135 by root, Tue Mar 16 00:26:41 2010 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 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 *
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
44extern "C" { 44extern "C" {
45#endif 45#endif
46 46
47typedef double ev_tstamp; 47/*****************************************************************************/
48
49#ifndef EV_FEATURES
50# define EV_FEATURES 0x3f
51#endif
52
53#define EV_FEATURE_CODE ((EV_FEATURES) & 1)
54#define EV_FEATURE_DATA ((EV_FEATURES) & 2)
55#define EV_FEATURE_API ((EV_FEATURES) & 4)
56#define EV_FEATURE_WATCHERS ((EV_FEATURES) & 8)
57#define EV_FEATURE_BACKENDS ((EV_FEATURES) & 16)
58#define EV_FEATURE_OS ((EV_FEATURES) & 32)
48 59
49/* these priorities are inclusive, higher priorities will be called earlier */ 60/* these priorities are inclusive, higher priorities will be called earlier */
50#ifndef EV_MINPRI 61#ifndef EV_MINPRI
51# define EV_MINPRI -2 62# define EV_MINPRI (EV_FEATURE_API ? -2 : 0)
52#endif 63#endif
53#ifndef EV_MAXPRI 64#ifndef EV_MAXPRI
54# define EV_MAXPRI +2 65# define EV_MAXPRI (EV_FEATURE_API ? +2 : 0)
55#endif 66#endif
56 67
57#ifndef EV_MULTIPLICITY 68#ifndef EV_MULTIPLICITY
58# define EV_MULTIPLICITY 1 69# define EV_MULTIPLICITY EV_FEATURE_API
59#endif 70#endif
60 71
61#ifndef EV_PERIODIC_ENABLE 72#ifndef EV_PERIODIC_ENABLE
62# define EV_PERIODIC_ENABLE 1 73# define EV_PERIODIC_ENABLE EV_FEATURE_WATCHERS
63#endif 74#endif
64 75
65#ifndef EV_STAT_ENABLE 76#ifndef EV_STAT_ENABLE
66# define EV_STAT_ENABLE 1 77# define EV_STAT_ENABLE EV_FEATURE_WATCHERS
78#endif
79
80#ifndef EV_PREPARE_ENABLE
81# define EV_PREPARE_ENABLE EV_FEATURE_WATCHERS
82#endif
83
84#ifndef EV_CHECK_ENABLE
85# define EV_CHECK_ENABLE EV_FEATURE_WATCHERS
67#endif 86#endif
68 87
69#ifndef EV_IDLE_ENABLE 88#ifndef EV_IDLE_ENABLE
70# define EV_IDLE_ENABLE 1 89# define EV_IDLE_ENABLE EV_FEATURE_WATCHERS
71#endif 90#endif
72 91
73#ifndef EV_FORK_ENABLE 92#ifndef EV_FORK_ENABLE
93# define EV_FORK_ENABLE EV_FEATURE_WATCHERS
94#endif
95
96#ifndef EV_SIGNAL_ENABLE
97# define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS
98#endif
99
100#ifndef EV_CHILD_ENABLE
101# ifdef _WIN32
74# define EV_FORK_ENABLE 1 102# define EV_CHILD_ENABLE 0
103# else
104# define EV_CHILD_ENABLE EV_FEATURE_WATCHERS
105#endif
106#endif
107
108#ifndef EV_ASYNC_ENABLE
109# define EV_ASYNC_ENABLE EV_FEATURE_WATCHERS
75#endif 110#endif
76 111
77#ifndef EV_EMBED_ENABLE 112#ifndef EV_EMBED_ENABLE
78# define EV_EMBED_ENABLE 1 113# define EV_EMBED_ENABLE EV_FEATURE_WATCHERS
79#endif 114#endif
80 115
81#ifndef EV_ASYNC_ENABLE 116#ifndef EV_WALK_ENABLE
117# define EV_WALK_ENABLE 0 /* not yet */
118#endif
119
120/*****************************************************************************/
121
122#if EV_CHILD_ENABLE && !EV_SIGNAL_ENABLE
123# undef EV_SIGNAL_ENABLE
82# define EV_ASYNC_ENABLE 1 124# define EV_SIGNAL_ENABLE 1
83#endif 125#endif
126
127/*****************************************************************************/
128
129typedef double ev_tstamp;
84 130
85#ifndef EV_ATOMIC_T 131#ifndef EV_ATOMIC_T
86# include <signal.h> 132# include <signal.h>
87# define EV_ATOMIC_T sig_atomic_t volatile 133# define EV_ATOMIC_T sig_atomic_t volatile
88#endif 134#endif
89
90/*****************************************************************************/
91 135
92#if EV_STAT_ENABLE 136#if EV_STAT_ENABLE
93# ifdef _WIN32 137# ifdef _WIN32
94# include <time.h> 138# include <time.h>
95# include <sys/types.h> 139# include <sys/types.h>
131/* eventmask, revents, events... */ 175/* eventmask, revents, events... */
132#define EV_UNDEF -1 /* guaranteed to be invalid */ 176#define EV_UNDEF -1 /* guaranteed to be invalid */
133#define EV_NONE 0x00 /* no events */ 177#define EV_NONE 0x00 /* no events */
134#define EV_READ 0x01 /* ev_io detected read will not block */ 178#define EV_READ 0x01 /* ev_io detected read will not block */
135#define EV_WRITE 0x02 /* ev_io detected write will not block */ 179#define EV_WRITE 0x02 /* ev_io detected write will not block */
136#define EV_IOFDSET 0x80 /* internal use only */ 180#define EV__IOFDSET 0x80 /* internal use only */
181#define EV_IO EV_READ /* alias for type-detection */
137#define EV_TIMEOUT 0x00000100 /* timer timed out */ 182#define EV_TIMEOUT 0x00000100 /* timer timed out */
183#define EV_TIMER EV_TIMEOUT /* alias for type-detection */
138#define EV_PERIODIC 0x00000200 /* periodic timer timed out */ 184#define EV_PERIODIC 0x00000200 /* periodic timer timed out */
139#define EV_SIGNAL 0x00000400 /* signal was received */ 185#define EV_SIGNAL 0x00000400 /* signal was received */
140#define EV_CHILD 0x00000800 /* child/pid had status change */ 186#define EV_CHILD 0x00000800 /* child/pid had status change */
141#define EV_STAT 0x00001000 /* stat data changed */ 187#define EV_STAT 0x00001000 /* stat data changed */
142#define EV_IDLE 0x00002000 /* event loop is idling */ 188#define EV_IDLE 0x00002000 /* event loop is idling */
143#define EV_PREPARE 0x00004000 /* event loop about to poll */ 189#define EV_PREPARE 0x00004000 /* event loop about to poll */
144#define EV_CHECK 0x00008000 /* event loop finished poll */ 190#define EV_CHECK 0x00008000 /* event loop finished poll */
145#define EV_EMBED 0x00010000 /* embedded event loop needs sweep */ 191#define EV_EMBED 0x00010000 /* embedded event loop needs sweep */
146#define EV_FORK 0x00020000 /* event loop resumed in child */ 192#define EV_FORK 0x00020000 /* event loop resumed in child */
147#define EV_ASYNC 0x00040000 /* async intra-loop signal */ 193#define EV_ASYNC 0x00040000 /* async intra-loop signal */
194#define EV_CUSTOM 0x01000000 /* for use by user code */
148#define EV_ERROR 0x80000000 /* sent when an error occurs */ 195#define EV_ERROR 0x80000000 /* sent when an error occurs */
149 196
150/* can be used to add custom fields to all watchers, while losing binary compatibility */ 197/* can be used to add custom fields to all watchers, while losing binary compatibility */
151#ifndef EV_COMMON 198#ifndef EV_COMMON
152# define EV_COMMON void *data; 199# define EV_COMMON void *data;
154#ifndef EV_PROTOTYPES 201#ifndef EV_PROTOTYPES
155# define EV_PROTOTYPES 1 202# define EV_PROTOTYPES 1
156#endif 203#endif
157 204
158#define EV_VERSION_MAJOR 3 205#define EV_VERSION_MAJOR 3
159#define EV_VERSION_MINOR 0 206#define EV_VERSION_MINOR 9
160 207
161#ifndef EV_CB_DECLARE 208#ifndef EV_CB_DECLARE
162# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); 209# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents);
163#endif 210#endif
164#ifndef EV_CB_INVOKE 211#ifndef EV_CB_INVOKE
180 * or simply 1 for watchers that aren't in some array. 227 * or simply 1 for watchers that aren't in some array.
181 * pending is either 0, in which case the watcher isn't, 228 * pending is either 0, in which case the watcher isn't,
182 * or the array index + 1 in the pendings array. 229 * or the array index + 1 in the pendings array.
183 */ 230 */
184 231
232#if EV_MINPRI == EV_MAXPRI
233# define EV_DECL_PRIORITY
234#else
235# define EV_DECL_PRIORITY int priority;
236#endif
237
185/* shared by all watchers */ 238/* shared by all watchers */
186#define EV_WATCHER(type) \ 239#define EV_WATCHER(type) \
187 int active; /* private */ \ 240 int active; /* private */ \
188 int pending; /* private */ \ 241 int pending; /* private */ \
189 int priority; /* private */ \ 242 EV_DECL_PRIORITY /* private */ \
190 EV_COMMON /* rw */ \ 243 EV_COMMON /* rw */ \
191 EV_CB_DECLARE (type) /* private */ 244 EV_CB_DECLARE (type) /* private */
192 245
193#define EV_WATCHER_LIST(type) \ 246#define EV_WATCHER_LIST(type) \
194 EV_WATCHER (type) \ 247 EV_WATCHER (type) \
350 EV_WATCHER (ev_async) 403 EV_WATCHER (ev_async)
351 404
352 EV_ATOMIC_T sent; /* private */ 405 EV_ATOMIC_T sent; /* private */
353} ev_async; 406} ev_async;
354 407
355# define ev_async_pending(w) ((w)->sent + 0) 408# define ev_async_pending(w) (+(w)->sent)
356#endif 409#endif
357 410
358/* the presence of this union forces similar struct layout */ 411/* the presence of this union forces similar struct layout */
359union ev_any_watcher 412union ev_any_watcher
360{ 413{
389/* the default */ 442/* the default */
390#define EVFLAG_AUTO 0x00000000U /* not quite a mask */ 443#define EVFLAG_AUTO 0x00000000U /* not quite a mask */
391/* flag bits */ 444/* flag bits */
392#define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */ 445#define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */
393#define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */ 446#define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */
447/* debugging/feature disable */
448#define EVFLAG_NOINOTIFY 0x00100000U /* do not attempt to use inotify */
449#define EVFLAG_NOSIGFD 0 /* compatibility to pre-3.9 */
450#define EVFLAG_SIGNALFD 0x00200000U /* attempt to use signalfd */
394/* method bits to be ored together */ 451/* method bits to be ored together */
395#define EVBACKEND_SELECT 0x00000001U /* about anywhere */ 452#define EVBACKEND_SELECT 0x00000001U /* about anywhere */
396#define EVBACKEND_POLL 0x00000002U /* !win */ 453#define EVBACKEND_POLL 0x00000002U /* !win */
397#define EVBACKEND_EPOLL 0x00000004U /* linux */ 454#define EVBACKEND_EPOLL 0x00000004U /* linux */
398#define EVBACKEND_KQUEUE 0x00000008U /* bsd */ 455#define EVBACKEND_KQUEUE 0x00000008U /* bsd */
399#define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */ 456#define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */
400#define EVBACKEND_PORT 0x00000020U /* solaris 10 */ 457#define EVBACKEND_PORT 0x00000020U /* solaris 10 */
458#define EVBACKEND_ALL 0x0000003FU
401 459
402#if EV_PROTOTYPES 460#if EV_PROTOTYPES
403int ev_version_major (void); 461int ev_version_major (void);
404int ev_version_minor (void); 462int ev_version_minor (void);
405 463
452 510
453/* create and destroy alternative loops that don't handle signals */ 511/* create and destroy alternative loops that don't handle signals */
454struct ev_loop *ev_loop_new (unsigned int flags); 512struct ev_loop *ev_loop_new (unsigned int flags);
455void ev_loop_destroy (EV_P); 513void ev_loop_destroy (EV_P);
456void ev_loop_fork (EV_P); 514void ev_loop_fork (EV_P);
457void ev_loop_verify (EV_P);
458 515
459ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ 516ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */
460void ev_now_update (EV_P);
461 517
462#else 518#else
463 519
464int ev_default_loop (unsigned int flags); /* returns true when successful */ 520int ev_default_loop (unsigned int flags); /* returns true when successful */
465 521
489/* if you create alternative loops you have to call ev_loop_fork on them */ 545/* if you create alternative loops you have to call ev_loop_fork on them */
490/* you can call it in either the parent or the child */ 546/* you can call it in either the parent or the child */
491/* you can actually call it at any time, anywhere :) */ 547/* you can actually call it at any time, anywhere :) */
492void ev_default_fork (void); 548void ev_default_fork (void);
493 549
494unsigned int ev_backend (EV_P); /* backend in use by loop */ 550unsigned int ev_backend (EV_P); /* backend in use by loop */
495unsigned int ev_loop_count (EV_P); /* number of loop iterations */ 551
552void ev_now_update (EV_P); /* update event loop time */
553
554#if EV_WALK_ENABLE
555/* walk (almost) all watchers in the loop of a given type, invoking the */
556/* callback on every such watcher. The callback might stop the watcher, */
557/* but do nothing else with the loop */
558void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w));
559#endif
560
496#endif /* prototypes */ 561#endif /* prototypes */
497 562
498#define EVLOOP_NONBLOCK 1 /* do not block/wait */ 563#define EVLOOP_NONBLOCK 1 /* do not block/wait */
499#define EVLOOP_ONESHOT 2 /* block *once* only */ 564#define EVLOOP_ONESHOT 2 /* block *once* only */
500#define EVUNLOOP_CANCEL 0 /* undo unloop */ 565#define EVUNLOOP_CANCEL 0 /* undo unloop */
503 568
504#if EV_PROTOTYPES 569#if EV_PROTOTYPES
505void ev_loop (EV_P_ int flags); 570void ev_loop (EV_P_ int flags);
506void 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 */ 571void 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 */
507 572
508void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
509void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
510
511/* 573/*
512 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher 574 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher
513 * keeps one reference. if you have a long-runing watcher you never unregister that 575 * keeps one reference. if you have a long-running watcher you never unregister that
514 * should not keep ev_loop from running, unref() after starting, and ref() before stopping. 576 * should not keep ev_loop from running, unref() after starting, and ref() before stopping.
515 */ 577 */
516void ev_ref (EV_P); 578void ev_ref (EV_P);
517void ev_unref (EV_P); 579void ev_unref (EV_P);
518 580
581/*
519/* convenience function, wait for a single event, without registering an event watcher */ 582 * convenience function, wait for a single event, without registering an event watcher
520/* if timeout is < 0, do wait indefinitely */ 583 * if timeout is < 0, do wait indefinitely
584 */
521void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); 585void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg);
586
587# if EV_FEATURE_API
588unsigned int ev_loop_count (EV_P); /* number of loop iterations */
589unsigned int ev_loop_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */
590void ev_loop_verify (EV_P); /* abort if loop data corrupted */
591
592void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
593void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
594
595/* advanced stuff for threading etc. support, see docs */
596void ev_set_userdata (EV_P_ void *data);
597void *ev_userdata (EV_P);
598void ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P));
599void ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P));
600
601unsigned int ev_pending_count (EV_P); /* number of pending events, if any */
602void ev_invoke_pending (EV_P); /* invoke all pending watchers */
603
604/*
605 * stop/start the timer handling.
606 */
607void ev_suspend (EV_P);
608void ev_resume (EV_P);
609#endif
610
522#endif 611#endif
523 612
524/* these may evaluate ev multiple times, and the other arguments at most once */ 613/* these may evaluate ev multiple times, and the other arguments at most once */
525/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ 614/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
526#define ev_init(ev,cb_) do { \ 615#define ev_init(ev,cb_) do { \
527 ((ev_watcher *)(void *)(ev))->active = \ 616 ((ev_watcher *)(void *)(ev))->active = \
528 ((ev_watcher *)(void *)(ev))->pending = \ 617 ((ev_watcher *)(void *)(ev))->pending = 0; \
529 ((ev_watcher *)(void *)(ev))->priority = 0; \ 618 ev_set_priority ((ev), 0); \
530 ev_set_cb ((ev), cb_); \ 619 ev_set_cb ((ev), cb_); \
531} while (0) 620} while (0)
532 621
533#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) | EV_IOFDSET; } while (0) 622#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) | EV__IOFDSET; } while (0)
534#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0) 623#define ev_timer_set(ev,after_,repeat_) do { ((ev_watcher_time *)(ev))->at = (after_); (ev)->repeat = (repeat_); } while (0)
535#define ev_periodic_set(ev,ofs_,ival_,rcb_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb = (rcb_); } while (0) 624#define ev_periodic_set(ev,ofs_,ival_,rcb_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb = (rcb_); } while (0)
536#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) 625#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
537#define ev_child_set(ev,pid_,trace_) do { (ev)->pid = (pid_); (ev)->flags = !!(trace_); } while (0) 626#define ev_child_set(ev,pid_,trace_) do { (ev)->pid = (pid_); (ev)->flags = !!(trace_); } while (0)
538#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0) 627#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0)
557#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) 646#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
558 647
559#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ 648#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
560#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ 649#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */
561 650
562#define ev_priority(ev) ((((ev_watcher *)(void *)(ev))->priority) + 0)
563#define ev_cb(ev) (ev)->cb /* rw */ 651#define ev_cb(ev) (ev)->cb /* rw */
652
653#if EV_MINPRI == EV_MAXPRI
654# define ev_priority(ev) ((ev), EV_MINPRI)
655# define ev_set_priority(ev,pri) ((ev), (pri))
656#else
657# define ev_priority(ev) (+(((ev_watcher *)(void *)(ev))->priority))
564#define ev_set_priority(ev,pri) ((ev_watcher *)(void *)(ev))->priority = (pri) 658# define ev_set_priority(ev,pri) ( (ev_watcher *)(void *)(ev))->priority = (pri)
659#endif
565 660
566#define ev_periodic_at(ev) (((ev_watcher_time *)(ev))->at + 0.) 661#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
567 662
568#ifndef ev_set_cb 663#ifndef ev_set_cb
569# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) 664# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
570#endif 665#endif
571 666
575 670
576/* feeds an event into a watcher as if the event actually occured */ 671/* feeds an event into a watcher as if the event actually occured */
577/* accepts any ev_watcher type */ 672/* accepts any ev_watcher type */
578void ev_feed_event (EV_P_ void *w, int revents); 673void ev_feed_event (EV_P_ void *w, int revents);
579void ev_feed_fd_event (EV_P_ int fd, int revents); 674void ev_feed_fd_event (EV_P_ int fd, int revents);
675#if EV_SIGNAL_ENABLE
580void ev_feed_signal_event (EV_P_ int signum); 676void ev_feed_signal_event (EV_P_ int signum);
677#endif
581void ev_invoke (EV_P_ void *w, int revents); 678void ev_invoke (EV_P_ void *w, int revents);
582int ev_clear_pending (EV_P_ void *w); 679int ev_clear_pending (EV_P_ void *w);
583 680
584void ev_io_start (EV_P_ ev_io *w); 681void ev_io_start (EV_P_ ev_io *w);
585void ev_io_stop (EV_P_ ev_io *w); 682void ev_io_stop (EV_P_ ev_io *w);
586 683
587void ev_timer_start (EV_P_ ev_timer *w); 684void ev_timer_start (EV_P_ ev_timer *w);
588void ev_timer_stop (EV_P_ ev_timer *w); 685void ev_timer_stop (EV_P_ ev_timer *w);
589/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ 686/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
590void ev_timer_again (EV_P_ ev_timer *w); 687void ev_timer_again (EV_P_ ev_timer *w);
688/* return remaining time */
689ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w);
591 690
592#if EV_PERIODIC_ENABLE 691#if EV_PERIODIC_ENABLE
593void ev_periodic_start (EV_P_ ev_periodic *w); 692void ev_periodic_start (EV_P_ ev_periodic *w);
594void ev_periodic_stop (EV_P_ ev_periodic *w); 693void ev_periodic_stop (EV_P_ ev_periodic *w);
595void ev_periodic_again (EV_P_ ev_periodic *w); 694void ev_periodic_again (EV_P_ ev_periodic *w);
596#endif 695#endif
597 696
598/* only supported in the default loop */ 697/* only supported in the default loop */
698#if EV_SIGNAL_ENABLE
599void ev_signal_start (EV_P_ ev_signal *w); 699void ev_signal_start (EV_P_ ev_signal *w);
600void ev_signal_stop (EV_P_ ev_signal *w); 700void ev_signal_stop (EV_P_ ev_signal *w);
701#endif
601 702
602/* only supported in the default loop */ 703/* only supported in the default loop */
704# if EV_CHILD_ENABLE
603void ev_child_start (EV_P_ ev_child *w); 705void ev_child_start (EV_P_ ev_child *w);
604void ev_child_stop (EV_P_ ev_child *w); 706void ev_child_stop (EV_P_ ev_child *w);
707# endif
605 708
606# if EV_STAT_ENABLE 709# if EV_STAT_ENABLE
607void ev_stat_start (EV_P_ ev_stat *w); 710void ev_stat_start (EV_P_ ev_stat *w);
608void ev_stat_stop (EV_P_ ev_stat *w); 711void ev_stat_stop (EV_P_ ev_stat *w);
609void ev_stat_stat (EV_P_ ev_stat *w); 712void ev_stat_stat (EV_P_ ev_stat *w);
612# if EV_IDLE_ENABLE 715# if EV_IDLE_ENABLE
613void ev_idle_start (EV_P_ ev_idle *w); 716void ev_idle_start (EV_P_ ev_idle *w);
614void ev_idle_stop (EV_P_ ev_idle *w); 717void ev_idle_stop (EV_P_ ev_idle *w);
615# endif 718# endif
616 719
720#if EV_PREPARE_ENABLE
617void ev_prepare_start (EV_P_ ev_prepare *w); 721void ev_prepare_start (EV_P_ ev_prepare *w);
618void ev_prepare_stop (EV_P_ ev_prepare *w); 722void ev_prepare_stop (EV_P_ ev_prepare *w);
723#endif
619 724
725#if EV_CHECK_ENABLE
620void ev_check_start (EV_P_ ev_check *w); 726void ev_check_start (EV_P_ ev_check *w);
621void ev_check_stop (EV_P_ ev_check *w); 727void ev_check_stop (EV_P_ ev_check *w);
728#endif
622 729
623# if EV_FORK_ENABLE 730# if EV_FORK_ENABLE
624void ev_fork_start (EV_P_ ev_fork *w); 731void ev_fork_start (EV_P_ ev_fork *w);
625void ev_fork_stop (EV_P_ ev_fork *w); 732void ev_fork_stop (EV_P_ ev_fork *w);
626# endif 733# endif

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