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Comparing libev/ev.h (file contents):
Revision 1.109 by root, Wed Jan 7 20:45:52 2009 UTC vs.
Revision 1.133 by root, Wed Mar 10 09:23:07 2010 UTC

… …
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
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64 64
65#ifndef EV_STAT_ENABLE 65#ifndef EV_STAT_ENABLE
66# define EV_STAT_ENABLE 1 66# define EV_STAT_ENABLE 1
67#endif 67#endif
68 68
69#ifndef EV_PREPARE_ENABLE
70# define EV_PREPARE_ENABLE 1
71#endif
72
73#ifndef EV_CHECK_ENABLE
74# define EV_CHECK_ENABLE 1
75#endif
76
69#ifndef EV_IDLE_ENABLE 77#ifndef EV_IDLE_ENABLE
70# define EV_IDLE_ENABLE 1 78# define EV_IDLE_ENABLE 1
71#endif 79#endif
72 80
73#ifndef EV_FORK_ENABLE 81#ifndef EV_FORK_ENABLE
74# define EV_FORK_ENABLE 1 82# define EV_FORK_ENABLE 1
75#endif 83#endif
76 84
85#ifndef EV_SIGNAL_ENABLE
86# define EV_SIGNAL_ENABLE 1
87#endif
88
89#ifndef EV_CHILD_ENABLE
90# ifdef _WIN32
91# define EV_CHILD_ENABLE 0
92# else
93# define EV_CHILD_ENABLE 1
94#endif
95#endif
96
97#ifndef EV_ASYNC_ENABLE
98# define EV_ASYNC_ENABLE 1
99#endif
100
77#ifndef EV_EMBED_ENABLE 101#ifndef EV_EMBED_ENABLE
78# define EV_EMBED_ENABLE 1 102# define EV_EMBED_ENABLE 1
79#endif 103#endif
80 104
81#ifndef EV_ASYNC_ENABLE 105#ifndef EV_WALK_ENABLE
82# define EV_ASYNC_ENABLE 1 106# define EV_WALK_ENABLE 0 /* not yet */
83#endif 107#endif
84 108
85#ifndef EV_ATOMIC_T 109#ifndef EV_ATOMIC_T
86# include <signal.h> 110# include <signal.h>
87# define EV_ATOMIC_T sig_atomic_t volatile 111# define EV_ATOMIC_T sig_atomic_t volatile
88#endif 112#endif
89 113
90/*****************************************************************************/ 114/*****************************************************************************/
115
116#if EV_CHILD_ENABLE && !EV_SIGNAL_ENABLE
117# undef EV_SIGNAL_ENABLE
118# define EV_SIGNAL_ENABLE 1
119#endif
91 120
92#if EV_STAT_ENABLE 121#if EV_STAT_ENABLE
93# ifdef _WIN32 122# ifdef _WIN32
94# include <time.h> 123# include <time.h>
95# include <sys/types.h> 124# include <sys/types.h>
… …
131/* eventmask, revents, events... */ 160/* eventmask, revents, events... */
132#define EV_UNDEF -1 /* guaranteed to be invalid */ 161#define EV_UNDEF -1 /* guaranteed to be invalid */
133#define EV_NONE 0x00 /* no events */ 162#define EV_NONE 0x00 /* no events */
134#define EV_READ 0x01 /* ev_io detected read will not block */ 163#define EV_READ 0x01 /* ev_io detected read will not block */
135#define EV_WRITE 0x02 /* ev_io detected write will not block */ 164#define EV_WRITE 0x02 /* ev_io detected write will not block */
136#define EV_IOFDSET 0x80 /* internal use only */ 165#define EV__IOFDSET 0x80 /* internal use only */
166#define EV_IO EV_READ /* alias for type-detection */
137#define EV_TIMEOUT 0x00000100 /* timer timed out */ 167#define EV_TIMEOUT 0x00000100 /* timer timed out */
168#define EV_TIMER EV_TIMEOUT /* alias for type-detection */
138#define EV_PERIODIC 0x00000200 /* periodic timer timed out */ 169#define EV_PERIODIC 0x00000200 /* periodic timer timed out */
139#define EV_SIGNAL 0x00000400 /* signal was received */ 170#define EV_SIGNAL 0x00000400 /* signal was received */
140#define EV_CHILD 0x00000800 /* child/pid had status change */ 171#define EV_CHILD 0x00000800 /* child/pid had status change */
141#define EV_STAT 0x00001000 /* stat data changed */ 172#define EV_STAT 0x00001000 /* stat data changed */
142#define EV_IDLE 0x00002000 /* event loop is idling */ 173#define EV_IDLE 0x00002000 /* event loop is idling */
143#define EV_PREPARE 0x00004000 /* event loop about to poll */ 174#define EV_PREPARE 0x00004000 /* event loop about to poll */
144#define EV_CHECK 0x00008000 /* event loop finished poll */ 175#define EV_CHECK 0x00008000 /* event loop finished poll */
145#define EV_EMBED 0x00010000 /* embedded event loop needs sweep */ 176#define EV_EMBED 0x00010000 /* embedded event loop needs sweep */
146#define EV_FORK 0x00020000 /* event loop resumed in child */ 177#define EV_FORK 0x00020000 /* event loop resumed in child */
147#define EV_ASYNC 0x00040000 /* async intra-loop signal */ 178#define EV_ASYNC 0x00040000 /* async intra-loop signal */
179#define EV_CUSTOM 0x01000000 /* for use by user code */
148#define EV_ERROR 0x80000000 /* sent when an error occurs */ 180#define EV_ERROR 0x80000000 /* sent when an error occurs */
149 181
150/* can be used to add custom fields to all watchers, while losing binary compatibility */ 182/* can be used to add custom fields to all watchers, while losing binary compatibility */
151#ifndef EV_COMMON 183#ifndef EV_COMMON
152# define EV_COMMON void *data; 184# define EV_COMMON void *data;
… …
154#ifndef EV_PROTOTYPES 186#ifndef EV_PROTOTYPES
155# define EV_PROTOTYPES 1 187# define EV_PROTOTYPES 1
156#endif 188#endif
157 189
158#define EV_VERSION_MAJOR 3 190#define EV_VERSION_MAJOR 3
159#define EV_VERSION_MINOR 0 191#define EV_VERSION_MINOR 9
160 192
161#ifndef EV_CB_DECLARE 193#ifndef EV_CB_DECLARE
162# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); 194# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents);
163#endif 195#endif
164#ifndef EV_CB_INVOKE 196#ifndef EV_CB_INVOKE
… …
180 * or simply 1 for watchers that aren't in some array. 212 * or simply 1 for watchers that aren't in some array.
181 * pending is either 0, in which case the watcher isn't, 213 * pending is either 0, in which case the watcher isn't,
182 * or the array index + 1 in the pendings array. 214 * or the array index + 1 in the pendings array.
183 */ 215 */
184 216
217#if EV_MINPRI == EV_MAXPRI
218# define EV_DECL_PRIORITY
219#else
220# define EV_DECL_PRIORITY int priority;
221#endif
222
185/* shared by all watchers */ 223/* shared by all watchers */
186#define EV_WATCHER(type) \ 224#define EV_WATCHER(type) \
187 int active; /* private */ \ 225 int active; /* private */ \
188 int pending; /* private */ \ 226 int pending; /* private */ \
189 int priority; /* private */ \ 227 EV_DECL_PRIORITY /* private */ \
190 EV_COMMON /* rw */ \ 228 EV_COMMON /* rw */ \
191 EV_CB_DECLARE (type) /* private */ 229 EV_CB_DECLARE (type) /* private */
192 230
193#define EV_WATCHER_LIST(type) \ 231#define EV_WATCHER_LIST(type) \
194 EV_WATCHER (type) \ 232 EV_WATCHER (type) \
… …
350 EV_WATCHER (ev_async) 388 EV_WATCHER (ev_async)
351 389
352 EV_ATOMIC_T sent; /* private */ 390 EV_ATOMIC_T sent; /* private */
353} ev_async; 391} ev_async;
354 392
355# define ev_async_pending(w) ((w)->sent + 0) 393# define ev_async_pending(w) (+(w)->sent)
356#endif 394#endif
357 395
358/* the presence of this union forces similar struct layout */ 396/* the presence of this union forces similar struct layout */
359union ev_any_watcher 397union ev_any_watcher
360{ 398{
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389/* the default */ 427/* the default */
390#define EVFLAG_AUTO 0x00000000U /* not quite a mask */ 428#define EVFLAG_AUTO 0x00000000U /* not quite a mask */
391/* flag bits */ 429/* flag bits */
392#define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */ 430#define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */
393#define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */ 431#define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */
432/* debugging/feature disable */
433#define EVFLAG_NOINOTIFY 0x00100000U /* do not attempt to use inotify */
434#define EVFLAG_NOSIGFD 0 /* compatibility to pre-3.9 */
435#define EVFLAG_SIGNALFD 0x00200000U /* attempt to use signalfd */
394/* method bits to be ored together */ 436/* method bits to be ored together */
395#define EVBACKEND_SELECT 0x00000001U /* about anywhere */ 437#define EVBACKEND_SELECT 0x00000001U /* about anywhere */
396#define EVBACKEND_POLL 0x00000002U /* !win */ 438#define EVBACKEND_POLL 0x00000002U /* !win */
397#define EVBACKEND_EPOLL 0x00000004U /* linux */ 439#define EVBACKEND_EPOLL 0x00000004U /* linux */
398#define EVBACKEND_KQUEUE 0x00000008U /* bsd */ 440#define EVBACKEND_KQUEUE 0x00000008U /* bsd */
399#define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */ 441#define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */
400#define EVBACKEND_PORT 0x00000020U /* solaris 10 */ 442#define EVBACKEND_PORT 0x00000020U /* solaris 10 */
443#define EVBACKEND_ALL 0x0000003FU
401 444
402#if EV_PROTOTYPES 445#if EV_PROTOTYPES
403int ev_version_major (void); 446int ev_version_major (void);
404int ev_version_minor (void); 447int ev_version_minor (void);
405 448
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452 495
453/* create and destroy alternative loops that don't handle signals */ 496/* create and destroy alternative loops that don't handle signals */
454struct ev_loop *ev_loop_new (unsigned int flags); 497struct ev_loop *ev_loop_new (unsigned int flags);
455void ev_loop_destroy (EV_P); 498void ev_loop_destroy (EV_P);
456void ev_loop_fork (EV_P); 499void ev_loop_fork (EV_P);
457void ev_loop_verify (EV_P);
458 500
459ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ 501ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */
460void ev_now_update (EV_P);
461 502
462#else 503#else
463 504
464int ev_default_loop (unsigned int flags); /* returns true when successful */ 505int ev_default_loop (unsigned int flags); /* returns true when successful */
465 506
… …
489/* if you create alternative loops you have to call ev_loop_fork on them */ 530/* 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 */ 531/* you can call it in either the parent or the child */
491/* you can actually call it at any time, anywhere :) */ 532/* you can actually call it at any time, anywhere :) */
492void ev_default_fork (void); 533void ev_default_fork (void);
493 534
494unsigned int ev_backend (EV_P); /* backend in use by loop */ 535unsigned int ev_backend (EV_P); /* backend in use by loop */
495unsigned int ev_loop_count (EV_P); /* number of loop iterations */ 536
537void ev_now_update (EV_P); /* update event loop time */
538
539#if EV_WALK_ENABLE
540/* walk (almost) all watchers in the loop of a given type, invoking the */
541/* callback on every such watcher. The callback might stop the watcher, */
542/* but do nothing else with the loop */
543void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w));
544#endif
545
496#endif /* prototypes */ 546#endif /* prototypes */
497 547
498#define EVLOOP_NONBLOCK 1 /* do not block/wait */ 548#define EVLOOP_NONBLOCK 1 /* do not block/wait */
499#define EVLOOP_ONESHOT 2 /* block *once* only */ 549#define EVLOOP_ONESHOT 2 /* block *once* only */
500#define EVUNLOOP_CANCEL 0 /* undo unloop */ 550#define EVUNLOOP_CANCEL 0 /* undo unloop */
… …
503 553
504#if EV_PROTOTYPES 554#if EV_PROTOTYPES
505void ev_loop (EV_P_ int flags); 555void 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 */ 556void 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 */
507 557
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/* 558/*
512 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher 559 * 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 560 * 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. 561 * should not keep ev_loop from running, unref() after starting, and ref() before stopping.
515 */ 562 */
516void ev_ref (EV_P); 563void ev_ref (EV_P);
517void ev_unref (EV_P); 564void ev_unref (EV_P);
518 565
566/*
519/* convenience function, wait for a single event, without registering an event watcher */ 567 * convenience function, wait for a single event, without registering an event watcher
520/* if timeout is < 0, do wait indefinitely */ 568 * if timeout is < 0, do wait indefinitely
569 */
521void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); 570void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg);
571
572# if EV_MINIMAL < 2
573unsigned int ev_loop_count (EV_P); /* number of loop iterations */
574unsigned int ev_loop_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */
575void ev_loop_verify (EV_P); /* abort if loop data corrupted */
576
577void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
578void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
579
580/* advanced stuff for threading etc. support, see docs */
581void ev_set_userdata (EV_P_ void *data);
582void *ev_userdata (EV_P);
583void ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P));
584void ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P));
585
586unsigned int ev_pending_count (EV_P); /* number of pending events, if any */
587void ev_invoke_pending (EV_P); /* invoke all pending watchers */
588
589/*
590 * stop/start the timer handling.
591 */
592void ev_suspend (EV_P);
593void ev_resume (EV_P);
594#endif
595
522#endif 596#endif
523 597
524/* these may evaluate ev multiple times, and the other arguments at most once */ 598/* 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 */ 599/* 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 { \ 600#define ev_init(ev,cb_) do { \
527 ((ev_watcher *)(void *)(ev))->active = \ 601 ((ev_watcher *)(void *)(ev))->active = \
528 ((ev_watcher *)(void *)(ev))->pending = \ 602 ((ev_watcher *)(void *)(ev))->pending = 0; \
529 ((ev_watcher *)(void *)(ev))->priority = 0; \ 603 ev_set_priority ((ev), 0); \
530 ev_set_cb ((ev), cb_); \ 604 ev_set_cb ((ev), cb_); \
531} while (0) 605} while (0)
532 606
533#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) | EV_IOFDSET; } while (0) 607#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) 608#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_,res_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0) 609#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) 610#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) 611#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) 612#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0)
539#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ 613#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
540#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ 614#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
541#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ 615#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
542#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) 616#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
543#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ 617#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
544#define ev_async_set(ev) do { (ev)->sent = 0; } while (0) 618#define ev_async_set(ev) do { (ev)->sent = 0; } while (0)
545 619
546#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) 620#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
547#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) 621#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
548#define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0) 622#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0)
549#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) 623#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
550#define ev_child_init(ev,cb,pid,trace) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid),(trace)); } while (0) 624#define ev_child_init(ev,cb,pid,trace) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid),(trace)); } while (0)
551#define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_stat_set ((ev),(path),(interval)); } while (0) 625#define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_stat_set ((ev),(path),(interval)); } while (0)
552#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) 626#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
553#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) 627#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
554#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) 628#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
555#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) 629#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
556#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) 630#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
557#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) 631#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
558 632
559#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ 633#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 */ 634#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */
561 635
562#define ev_priority(ev) ((((ev_watcher *)(void *)(ev))->priority) + 0)
563#define ev_cb(ev) (ev)->cb /* rw */ 636#define ev_cb(ev) (ev)->cb /* rw */
637
638#if EV_MINPRI == EV_MAXPRI
639# define ev_priority(ev) ((ev), EV_MINPRI)
640# define ev_set_priority(ev,pri) ((ev), (pri))
641#else
642# define ev_priority(ev) (+(((ev_watcher *)(void *)(ev))->priority))
564#define ev_set_priority(ev,pri) ((ev_watcher *)(void *)(ev))->priority = (pri) 643# define ev_set_priority(ev,pri) ( (ev_watcher *)(void *)(ev))->priority = (pri)
644#endif
565 645
566#define ev_periodic_at(ev) (((ev_watcher_time *)(ev))->at + 0.) 646#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
567 647
568#ifndef ev_set_cb 648#ifndef ev_set_cb
569# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) 649# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
570#endif 650#endif
571 651
572/* stopping (enabling, adding) a watcher does nothing if it is already running */ 652/* stopping (enabling, adding) a watcher does nothing if it is already running */
573/* stopping (disabling, deleting) a watcher does nothing unless its already running */ 653/* stopping (disabling, deleting) a watcher does nothing unless its already running */
574#if EV_PROTOTYPES 654#if EV_PROTOTYPES
575 655
576/* feeds an event into a watcher as if the event actually occured */ 656/* feeds an event into a watcher as if the event actually occured */
577/* accepts any ev_watcher type */ 657/* accepts any ev_watcher type */
578void ev_feed_event (EV_P_ void *w, int revents); 658void ev_feed_event (EV_P_ void *w, int revents);
579void ev_feed_fd_event (EV_P_ int fd, int revents); 659void ev_feed_fd_event (EV_P_ int fd, int revents);
660#if EV_SIGNAL_ENABLE
580void ev_feed_signal_event (EV_P_ int signum); 661void ev_feed_signal_event (EV_P_ int signum);
662#endif
581void ev_invoke (EV_P_ void *w, int revents); 663void ev_invoke (EV_P_ void *w, int revents);
582int ev_clear_pending (EV_P_ void *w); 664int ev_clear_pending (EV_P_ void *w);
583 665
584void ev_io_start (EV_P_ ev_io *w); 666void ev_io_start (EV_P_ ev_io *w);
585void ev_io_stop (EV_P_ ev_io *w); 667void ev_io_stop (EV_P_ ev_io *w);
586 668
587void ev_timer_start (EV_P_ ev_timer *w); 669void ev_timer_start (EV_P_ ev_timer *w);
588void ev_timer_stop (EV_P_ ev_timer *w); 670void 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 */ 671/* 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); 672void ev_timer_again (EV_P_ ev_timer *w);
673/* return remaining time */
674ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w);
591 675
592#if EV_PERIODIC_ENABLE 676#if EV_PERIODIC_ENABLE
593void ev_periodic_start (EV_P_ ev_periodic *w); 677void ev_periodic_start (EV_P_ ev_periodic *w);
594void ev_periodic_stop (EV_P_ ev_periodic *w); 678void ev_periodic_stop (EV_P_ ev_periodic *w);
595void ev_periodic_again (EV_P_ ev_periodic *w); 679void ev_periodic_again (EV_P_ ev_periodic *w);
596#endif 680#endif
597 681
598/* only supported in the default loop */ 682/* only supported in the default loop */
683#if EV_SIGNAL_ENABLE
599void ev_signal_start (EV_P_ ev_signal *w); 684void ev_signal_start (EV_P_ ev_signal *w);
600void ev_signal_stop (EV_P_ ev_signal *w); 685void ev_signal_stop (EV_P_ ev_signal *w);
686#endif
601 687
602/* only supported in the default loop */ 688/* only supported in the default loop */
689# if EV_CHILD_ENABLE
603void ev_child_start (EV_P_ ev_child *w); 690void ev_child_start (EV_P_ ev_child *w);
604void ev_child_stop (EV_P_ ev_child *w); 691void ev_child_stop (EV_P_ ev_child *w);
692# endif
605 693
606# if EV_STAT_ENABLE 694# if EV_STAT_ENABLE
607void ev_stat_start (EV_P_ ev_stat *w); 695void ev_stat_start (EV_P_ ev_stat *w);
608void ev_stat_stop (EV_P_ ev_stat *w); 696void ev_stat_stop (EV_P_ ev_stat *w);
609void ev_stat_stat (EV_P_ ev_stat *w); 697void ev_stat_stat (EV_P_ ev_stat *w);
… …
612# if EV_IDLE_ENABLE 700# if EV_IDLE_ENABLE
613void ev_idle_start (EV_P_ ev_idle *w); 701void ev_idle_start (EV_P_ ev_idle *w);
614void ev_idle_stop (EV_P_ ev_idle *w); 702void ev_idle_stop (EV_P_ ev_idle *w);
615# endif 703# endif
616 704
705#if EV_PREPARE_ENABLE
617void ev_prepare_start (EV_P_ ev_prepare *w); 706void ev_prepare_start (EV_P_ ev_prepare *w);
618void ev_prepare_stop (EV_P_ ev_prepare *w); 707void ev_prepare_stop (EV_P_ ev_prepare *w);
708#endif
619 709
710#if EV_CHECK_ENABLE
620void ev_check_start (EV_P_ ev_check *w); 711void ev_check_start (EV_P_ ev_check *w);
621void ev_check_stop (EV_P_ ev_check *w); 712void ev_check_stop (EV_P_ ev_check *w);
713#endif
622 714
623# if EV_FORK_ENABLE 715# if EV_FORK_ENABLE
624void ev_fork_start (EV_P_ ev_fork *w); 716void ev_fork_start (EV_P_ ev_fork *w);
625void ev_fork_stop (EV_P_ ev_fork *w); 717void ev_fork_stop (EV_P_ ev_fork *w);
626# endif 718# endif

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