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Comparing libev/ev.h (file contents):
Revision 1.163 by root, Fri Feb 3 21:08:39 2012 UTC vs.
Revision 1.196 by root, Thu Jul 11 04:35:48 2019 UTC

1/* 1/*
2 * libev native API header 2 * libev native API header
3 * 3 *
4 * Copyright (c) 2007,2008,2009,2010,2011 Marc Alexander Lehmann <libev@schmorp.de> 4 * Copyright (c) 2007-2019 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 *
… …
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 44# define EV_CPP(x) x
45# if __cplusplus >= 201103L
46# define EV_NOEXCEPT noexcept
47# else
48# define EV_NOEXCEPT
49# endif
45#else 50#else
46# define EV_CPP(x) 51# define EV_CPP(x)
52# define EV_NOEXCEPT
47#endif 53#endif
54#define EV_THROW EV_NOEXCEPT /* pre-4.25, do not use in new code */
48 55
49EV_CPP(extern "C" {) 56EV_CPP(extern "C" {)
50 57
51/*****************************************************************************/ 58/*****************************************************************************/
52 59
… …
54#ifndef EV_COMPAT3 61#ifndef EV_COMPAT3
55# define EV_COMPAT3 1 62# define EV_COMPAT3 1
56#endif 63#endif
57 64
58#ifndef EV_FEATURES 65#ifndef EV_FEATURES
66# if defined __OPTIMIZE_SIZE__
67# define EV_FEATURES 0x7c
68# else
59# define EV_FEATURES 0x7f 69# define EV_FEATURES 0x7f
70# endif
60#endif 71#endif
61 72
62#define EV_FEATURE_CODE ((EV_FEATURES) & 1) 73#define EV_FEATURE_CODE ((EV_FEATURES) & 1)
63#define EV_FEATURE_DATA ((EV_FEATURES) & 2) 74#define EV_FEATURE_DATA ((EV_FEATURES) & 2)
64#define EV_FEATURE_CONFIG ((EV_FEATURES) & 4) 75#define EV_FEATURE_CONFIG ((EV_FEATURES) & 4)
… …
138# define EV_SIGNAL_ENABLE 1 149# define EV_SIGNAL_ENABLE 1
139#endif 150#endif
140 151
141/*****************************************************************************/ 152/*****************************************************************************/
142 153
143typedef double ev_tstamp; 154#ifndef EV_TSTAMP_T
155# define EV_TSTAMP_T double
156#endif
157typedef EV_TSTAMP_T ev_tstamp;
158
159#include <string.h> /* for memmove */
144 160
145#ifndef EV_ATOMIC_T 161#ifndef EV_ATOMIC_T
146# include <signal.h> 162# include <signal.h>
147# define EV_ATOMIC_T sig_atomic_t volatile 163# define EV_ATOMIC_T sig_atomic_t volatile
148#endif 164#endif
… …
197#endif 213#endif
198 214
199/*****************************************************************************/ 215/*****************************************************************************/
200 216
201#define EV_VERSION_MAJOR 4 217#define EV_VERSION_MAJOR 4
202#define EV_VERSION_MINOR 4 218#define EV_VERSION_MINOR 27
203 219
204/* eventmask, revents, events... */ 220/* eventmask, revents, events... */
205enum { 221enum {
206 EV_UNDEF = 0xFFFFFFFF, /* guaranteed to be invalid */ 222 EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */
207 EV_NONE = 0x00, /* no events */ 223 EV_NONE = 0x00, /* no events */
208 EV_READ = 0x01, /* ev_io detected read will not block */ 224 EV_READ = 0x01, /* ev_io detected read will not block */
209 EV_WRITE = 0x02, /* ev_io detected write will not block */ 225 EV_WRITE = 0x02, /* ev_io detected write will not block */
210 EV__IOFDSET = 0x80, /* internal use only */ 226 EV__IOFDSET = 0x80, /* internal use only */
211 EV_IO = EV_READ, /* alias for type-detection */ 227 EV_IO = EV_READ, /* alias for type-detection */
212 EV_TIMER = 0x00000100, /* timer timed out */ 228 EV_TIMER = 0x00000100, /* timer timed out */
213#if EV_COMPAT3 229#if EV_COMPAT3
214 EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */ 230 EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */
215#endif 231#endif
216 EV_PERIODIC = 0x00000200, /* periodic timer timed out */ 232 EV_PERIODIC = 0x00000200, /* periodic timer timed out */
217 EV_SIGNAL = 0x00000400, /* signal was received */ 233 EV_SIGNAL = 0x00000400, /* signal was received */
218 EV_CHILD = 0x00000800, /* child/pid had status change */ 234 EV_CHILD = 0x00000800, /* child/pid had status change */
219 EV_STAT = 0x00001000, /* stat data changed */ 235 EV_STAT = 0x00001000, /* stat data changed */
220 EV_IDLE = 0x00002000, /* event loop is idling */ 236 EV_IDLE = 0x00002000, /* event loop is idling */
221 EV_PREPARE = 0x00004000, /* event loop about to poll */ 237 EV_PREPARE = 0x00004000, /* event loop about to poll */
222 EV_CHECK = 0x00008000, /* event loop finished poll */ 238 EV_CHECK = 0x00008000, /* event loop finished poll */
223 EV_EMBED = 0x00010000, /* embedded event loop needs sweep */ 239 EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
224 EV_FORK = 0x00020000, /* event loop resumed in child */ 240 EV_FORK = 0x00020000, /* event loop resumed in child */
225 EV_CLEANUP = 0x00040000, /* event loop resumed in child */ 241 EV_CLEANUP = 0x00040000, /* event loop resumed in child */
226 EV_ASYNC = 0x00080000, /* async intra-loop signal */ 242 EV_ASYNC = 0x00080000, /* async intra-loop signal */
227 EV_CUSTOM = 0x01000000, /* for use by user code */ 243 EV_CUSTOM = 0x01000000, /* for use by user code */
228 EV_ERROR = 0x80000000 /* sent when an error occurs */ 244 EV_ERROR = (int)0x80000000 /* sent when an error occurs */
229}; 245};
230 246
231/* can be used to add custom fields to all watchers, while losing binary compatibility */ 247/* can be used to add custom fields to all watchers, while losing binary compatibility */
232#ifndef EV_COMMON 248#ifndef EV_COMMON
233# define EV_COMMON void *data; 249# define EV_COMMON void *data;
… …
325{ 341{
326 EV_WATCHER_TIME (ev_periodic) 342 EV_WATCHER_TIME (ev_periodic)
327 343
328 ev_tstamp offset; /* rw */ 344 ev_tstamp offset; /* rw */
329 ev_tstamp interval; /* rw */ 345 ev_tstamp interval; /* rw */
330 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ 346 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now) EV_NOEXCEPT; /* rw */
331} ev_periodic; 347} ev_periodic;
332 348
333/* invoked when the given signal has been received */ 349/* invoked when the given signal has been received */
334/* revent EV_SIGNAL */ 350/* revent EV_SIGNAL */
335typedef struct ev_signal 351typedef struct ev_signal
… …
501 EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */ 517 EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */
502}; 518};
503 519
504/* method bits to be ored together */ 520/* method bits to be ored together */
505enum { 521enum {
506 EVBACKEND_SELECT = 0x00000001U, /* about anywhere */ 522 EVBACKEND_SELECT = 0x00000001U, /* available just about anywhere */
507 EVBACKEND_POLL = 0x00000002U, /* !win */ 523 EVBACKEND_POLL = 0x00000002U, /* !win, !aix, broken on osx */
508 EVBACKEND_EPOLL = 0x00000004U, /* linux */ 524 EVBACKEND_EPOLL = 0x00000004U, /* linux */
509 EVBACKEND_KQUEUE = 0x00000008U, /* bsd */ 525 EVBACKEND_KQUEUE = 0x00000008U, /* bsd, broken on osx */
510 EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ 526 EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */
511 EVBACKEND_PORT = 0x00000020U, /* solaris 10 */ 527 EVBACKEND_PORT = 0x00000020U, /* solaris 10 */
528 EVBACKEND_LINUXAIO = 0x00000040U, /* linuix AIO, 4.19+ */
529 EVBACKEND_IOURING = 0x00000080U, /* linux io_uring, 5.1+ */
512 EVBACKEND_ALL = 0x0000003FU, /* all known backends */ 530 EVBACKEND_ALL = 0x000000FFU, /* all known backends */
513 EVBACKEND_MASK = 0x0000FFFFU /* all future backends */ 531 EVBACKEND_MASK = 0x0000FFFFU /* all future backends */
514}; 532};
515 533
516#if EV_PROTOTYPES 534#if EV_PROTOTYPES
517EV_API_DECL int ev_version_major (void); 535EV_API_DECL int ev_version_major (void) EV_NOEXCEPT;
518EV_API_DECL int ev_version_minor (void); 536EV_API_DECL int ev_version_minor (void) EV_NOEXCEPT;
519 537
520EV_API_DECL unsigned int ev_supported_backends (void); 538EV_API_DECL unsigned int ev_supported_backends (void) EV_NOEXCEPT;
521EV_API_DECL unsigned int ev_recommended_backends (void); 539EV_API_DECL unsigned int ev_recommended_backends (void) EV_NOEXCEPT;
522EV_API_DECL unsigned int ev_embeddable_backends (void); 540EV_API_DECL unsigned int ev_embeddable_backends (void) EV_NOEXCEPT;
523 541
524EV_API_DECL ev_tstamp ev_time (void); 542EV_API_DECL ev_tstamp ev_time (void) EV_NOEXCEPT;
525EV_API_DECL void ev_sleep (ev_tstamp delay); /* sleep for a while */ 543EV_API_DECL void ev_sleep (ev_tstamp delay) EV_NOEXCEPT; /* sleep for a while */
526 544
527/* Sets the allocation function to use, works like realloc. 545/* Sets the allocation function to use, works like realloc.
528 * It is used to allocate and free memory. 546 * It is used to allocate and free memory.
529 * If it returns zero when memory needs to be allocated, the library might abort 547 * If it returns zero when memory needs to be allocated, the library might abort
530 * or take some potentially destructive action. 548 * or take some potentially destructive action.
531 * The default is your system realloc function. 549 * The default is your system realloc function.
532 */ 550 */
533EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size)); 551EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_NOEXCEPT) EV_NOEXCEPT;
534 552
535/* set the callback function to call on a 553/* set the callback function to call on a
536 * retryable syscall error 554 * retryable syscall error
537 * (such as failed select, poll, epoll_wait) 555 * (such as failed select, poll, epoll_wait)
538 */ 556 */
539EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg)); 557EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT;
540 558
541#if EV_MULTIPLICITY 559#if EV_MULTIPLICITY
542 560
543/* the default loop is the only one that handles signals and child watchers */ 561/* the default loop is the only one that handles signals and child watchers */
544/* you can call this as often as you like */ 562/* you can call this as often as you like */
545EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)); 563EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT;
546 564
547#ifdef EV_API_STATIC 565#ifdef EV_API_STATIC
548EV_API_DECL struct ev_loop *ev_default_loop_ptr; 566EV_API_DECL struct ev_loop *ev_default_loop_ptr;
549#endif 567#endif
550 568
551EV_INLINE struct ev_loop * 569EV_INLINE struct ev_loop *
552ev_default_loop_uc_ (void) 570ev_default_loop_uc_ (void) EV_NOEXCEPT
553{ 571{
554 extern struct ev_loop *ev_default_loop_ptr; 572 extern struct ev_loop *ev_default_loop_ptr;
555 573
556 return ev_default_loop_ptr; 574 return ev_default_loop_ptr;
557} 575}
558 576
559EV_INLINE int 577EV_INLINE int
560ev_is_default_loop (EV_P) 578ev_is_default_loop (EV_P) EV_NOEXCEPT
561{ 579{
562 return EV_A == EV_DEFAULT_UC; 580 return EV_A == EV_DEFAULT_UC;
563} 581}
564 582
565/* create and destroy alternative loops that don't handle signals */ 583/* create and destroy alternative loops that don't handle signals */
566EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)); 584EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT;
567 585
568EV_API_DECL ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ 586EV_API_DECL ev_tstamp ev_now (EV_P) EV_NOEXCEPT; /* time w.r.t. timers and the eventloop, updated after each poll */
569 587
570#else 588#else
571 589
572EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)); /* returns true when successful */ 590EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; /* returns true when successful */
573 591
574EV_API_DECL ev_tstamp ev_rt_now; 592EV_API_DECL ev_tstamp ev_rt_now;
575 593
576EV_INLINE ev_tstamp 594EV_INLINE ev_tstamp
577ev_now (void) 595ev_now (void) EV_NOEXCEPT
578{ 596{
579 return ev_rt_now; 597 return ev_rt_now;
580} 598}
581 599
582/* looks weird, but ev_is_default_loop (EV_A) still works if this exists */ 600/* looks weird, but ev_is_default_loop (EV_A) still works if this exists */
583EV_INLINE int 601EV_INLINE int
584ev_is_default_loop (void) 602ev_is_default_loop (void) EV_NOEXCEPT
585{ 603{
586 return 1; 604 return 1;
587} 605}
588 606
589#endif /* multiplicity */ 607#endif /* multiplicity */
… …
593 611
594/* this needs to be called after fork, to duplicate the loop */ 612/* this needs to be called after fork, to duplicate the loop */
595/* when you want to re-use it in the child */ 613/* when you want to re-use it in the child */
596/* you can call it in either the parent or the child */ 614/* you can call it in either the parent or the child */
597/* you can actually call it at any time, anywhere :) */ 615/* you can actually call it at any time, anywhere :) */
598EV_API_DECL void ev_loop_fork (EV_P); 616EV_API_DECL void ev_loop_fork (EV_P) EV_NOEXCEPT;
599 617
600EV_API_DECL unsigned int ev_backend (EV_P); /* backend in use by loop */ 618EV_API_DECL unsigned int ev_backend (EV_P) EV_NOEXCEPT; /* backend in use by loop */
601 619
602EV_API_DECL void ev_now_update (EV_P); /* update event loop time */ 620EV_API_DECL void ev_now_update (EV_P) EV_NOEXCEPT; /* update event loop time */
603 621
604#if EV_WALK_ENABLE 622#if EV_WALK_ENABLE
605/* walk (almost) all watchers in the loop of a given type, invoking the */ 623/* walk (almost) all watchers in the loop of a given type, invoking the */
606/* callback on every such watcher. The callback might stop the watcher, */ 624/* callback on every such watcher. The callback might stop the watcher, */
607/* but do nothing else with the loop */ 625/* but do nothing else with the loop */
608EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)); 626EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_NOEXCEPT;
609#endif 627#endif
610 628
611#endif /* prototypes */ 629#endif /* prototypes */
612 630
613/* ev_run flags values */ 631/* ev_run flags values */
… …
622 EVBREAK_ONE = 1, /* unloop once */ 640 EVBREAK_ONE = 1, /* unloop once */
623 EVBREAK_ALL = 2 /* unloop all loops */ 641 EVBREAK_ALL = 2 /* unloop all loops */
624}; 642};
625 643
626#if EV_PROTOTYPES 644#if EV_PROTOTYPES
627EV_API_DECL void ev_run (EV_P_ int flags EV_CPP (= 0)); 645EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0));
628EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)); /* break out of the loop */ 646EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_NOEXCEPT; /* break out of the loop */
629 647
630/* 648/*
631 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher 649 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher
632 * keeps one reference. if you have a long-running watcher you never unregister that 650 * keeps one reference. if you have a long-running watcher you never unregister that
633 * should not keep ev_loop from running, unref() after starting, and ref() before stopping. 651 * should not keep ev_loop from running, unref() after starting, and ref() before stopping.
634 */ 652 */
635EV_API_DECL void ev_ref (EV_P); 653EV_API_DECL void ev_ref (EV_P) EV_NOEXCEPT;
636EV_API_DECL void ev_unref (EV_P); 654EV_API_DECL void ev_unref (EV_P) EV_NOEXCEPT;
637 655
638/* 656/*
639 * convenience function, wait for a single event, without registering an event watcher 657 * convenience function, wait for a single event, without registering an event watcher
640 * if timeout is < 0, do wait indefinitely 658 * if timeout is < 0, do wait indefinitely
641 */ 659 */
642EV_API_DECL void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); 660EV_API_DECL void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_NOEXCEPT;
643 661
644# if EV_FEATURE_API 662# if EV_FEATURE_API
645EV_API_DECL unsigned int ev_iteration (EV_P); /* number of loop iterations */ 663EV_API_DECL unsigned int ev_iteration (EV_P) EV_NOEXCEPT; /* number of loop iterations */
646EV_API_DECL unsigned int ev_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */ 664EV_API_DECL unsigned int ev_depth (EV_P) EV_NOEXCEPT; /* #ev_loop enters - #ev_loop leaves */
647EV_API_DECL void ev_verify (EV_P); /* abort if loop data corrupted */ 665EV_API_DECL void ev_verify (EV_P) EV_NOEXCEPT; /* abort if loop data corrupted */
648 666
649EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */ 667EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */
650EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */ 668EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */
651 669
652/* advanced stuff for threading etc. support, see docs */ 670/* advanced stuff for threading etc. support, see docs */
653EV_API_DECL void ev_set_userdata (EV_P_ void *data); 671EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_NOEXCEPT;
654EV_API_DECL void *ev_userdata (EV_P); 672EV_API_DECL void *ev_userdata (EV_P) EV_NOEXCEPT;
673typedef void (*ev_loop_callback)(EV_P);
655EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)); 674EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_NOEXCEPT;
675/* C++ doesn't allow the use of the ev_loop_callback typedef here, so we need to spell it out */
656EV_API_DECL void ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P)); 676EV_API_DECL void ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_NOEXCEPT, void (*acquire)(EV_P) EV_NOEXCEPT) EV_NOEXCEPT;
657 677
658EV_API_DECL unsigned int ev_pending_count (EV_P); /* number of pending events, if any */ 678EV_API_DECL unsigned int ev_pending_count (EV_P) EV_NOEXCEPT; /* number of pending events, if any */
659EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */ 679EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */
660 680
661/* 681/*
662 * stop/start the timer handling. 682 * stop/start the timer handling.
663 */ 683 */
664EV_API_DECL void ev_suspend (EV_P); 684EV_API_DECL void ev_suspend (EV_P) EV_NOEXCEPT;
665EV_API_DECL void ev_resume (EV_P); 685EV_API_DECL void ev_resume (EV_P) EV_NOEXCEPT;
666#endif 686#endif
667 687
668#endif 688#endif
669 689
670/* these may evaluate ev multiple times, and the other arguments at most once */ 690/* these may evaluate ev multiple times, and the other arguments at most once */
… …
705#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) 725#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
706 726
707#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ 727#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
708#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ 728#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */
709 729
710#define ev_cb(ev) (ev)->cb /* rw */ 730#define ev_cb_(ev) (ev)->cb /* rw */
731#define ev_cb(ev) (memmove (&ev_cb_ (ev), &((ev_watcher *)(ev))->cb, sizeof (ev_cb_ (ev))), (ev)->cb)
711 732
712#if EV_MINPRI == EV_MAXPRI 733#if EV_MINPRI == EV_MAXPRI
713# define ev_priority(ev) ((ev), EV_MINPRI) 734# define ev_priority(ev) ((ev), EV_MINPRI)
714# define ev_set_priority(ev,pri) ((ev), (pri)) 735# define ev_set_priority(ev,pri) ((ev), (pri))
715#else 736#else
… …
718#endif 739#endif
719 740
720#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at) 741#define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at)
721 742
722#ifndef ev_set_cb 743#ifndef ev_set_cb
723# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) 744# define ev_set_cb(ev,cb_) (ev_cb_ (ev) = (cb_), memmove (&((ev_watcher *)(ev))->cb, &ev_cb_ (ev), sizeof (ev_cb_ (ev))))
724#endif 745#endif
725 746
726/* stopping (enabling, adding) a watcher does nothing if it is already running */ 747/* stopping (enabling, adding) a watcher does nothing if it is already running */
727/* stopping (disabling, deleting) a watcher does nothing unless its already running */ 748/* stopping (disabling, deleting) a watcher does nothing unless it's already running */
728#if EV_PROTOTYPES 749#if EV_PROTOTYPES
729 750
730/* feeds an event into a watcher as if the event actually occurred */ 751/* feeds an event into a watcher as if the event actually occurred */
731/* accepts any ev_watcher type */ 752/* accepts any ev_watcher type */
732EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents); 753EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT;
733EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents); 754EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT;
734#if EV_SIGNAL_ENABLE 755#if EV_SIGNAL_ENABLE
735EV_API_DECL void ev_feed_signal (int signum); 756EV_API_DECL void ev_feed_signal (int signum) EV_NOEXCEPT;
736EV_API_DECL void ev_feed_signal_event (EV_P_ int signum); 757EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT;
737#endif 758#endif
738EV_API_DECL void ev_invoke (EV_P_ void *w, int revents); 759EV_API_DECL void ev_invoke (EV_P_ void *w, int revents);
739EV_API_DECL int ev_clear_pending (EV_P_ void *w); 760EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT;
740 761
741EV_API_DECL void ev_io_start (EV_P_ ev_io *w); 762EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT;
742EV_API_DECL void ev_io_stop (EV_P_ ev_io *w); 763EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT;
743 764
744EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w); 765EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT;
745EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w); 766EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT;
746/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ 767/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
747EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w); 768EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT;
748/* return remaining time */ 769/* return remaining time */
749EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w); 770EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_NOEXCEPT;
750 771
751#if EV_PERIODIC_ENABLE 772#if EV_PERIODIC_ENABLE
752EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w); 773EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT;
753EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w); 774EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT;
754EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w); 775EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT;
755#endif 776#endif
756 777
757/* only supported in the default loop */ 778/* only supported in the default loop */
758#if EV_SIGNAL_ENABLE 779#if EV_SIGNAL_ENABLE
759EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w); 780EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT;
760EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w); 781EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT;
761#endif 782#endif
762 783
763/* only supported in the default loop */ 784/* only supported in the default loop */
764# if EV_CHILD_ENABLE 785# if EV_CHILD_ENABLE
765EV_API_DECL void ev_child_start (EV_P_ ev_child *w); 786EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT;
766EV_API_DECL void ev_child_stop (EV_P_ ev_child *w); 787EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT;
767# endif 788# endif
768 789
769# if EV_STAT_ENABLE 790# if EV_STAT_ENABLE
770EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w); 791EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT;
771EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w); 792EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT;
772EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w); 793EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_NOEXCEPT;
773# endif 794# endif
774 795
775# if EV_IDLE_ENABLE 796# if EV_IDLE_ENABLE
776EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w); 797EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT;
777EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w); 798EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT;
778# endif 799# endif
779 800
780#if EV_PREPARE_ENABLE 801#if EV_PREPARE_ENABLE
781EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w); 802EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT;
782EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w); 803EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT;
783#endif 804#endif
784 805
785#if EV_CHECK_ENABLE 806#if EV_CHECK_ENABLE
786EV_API_DECL void ev_check_start (EV_P_ ev_check *w); 807EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT;
787EV_API_DECL void ev_check_stop (EV_P_ ev_check *w); 808EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT;
788#endif 809#endif
789 810
790# if EV_FORK_ENABLE 811# if EV_FORK_ENABLE
791EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w); 812EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT;
792EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w); 813EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT;
793# endif 814# endif
794 815
795# if EV_CLEANUP_ENABLE 816# if EV_CLEANUP_ENABLE
796EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w); 817EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT;
797EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w); 818EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT;
798# endif 819# endif
799 820
800# if EV_EMBED_ENABLE 821# if EV_EMBED_ENABLE
801/* only supported when loop to be embedded is in fact embeddable */ 822/* only supported when loop to be embedded is in fact embeddable */
802EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w); 823EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT;
803EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w); 824EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT;
804EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w); 825EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT;
805# endif 826# endif
806 827
807# if EV_ASYNC_ENABLE 828# if EV_ASYNC_ENABLE
808EV_API_DECL void ev_async_start (EV_P_ ev_async *w); 829EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT;
809EV_API_DECL void ev_async_stop (EV_P_ ev_async *w); 830EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT;
810EV_API_DECL void ev_async_send (EV_P_ ev_async *w); 831EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_NOEXCEPT;
811# endif 832# endif
812 833
813#if EV_COMPAT3 834#if EV_COMPAT3
814 #define EVLOOP_NONBLOCK EVRUN_NOWAIT 835 #define EVLOOP_NONBLOCK EVRUN_NOWAIT
815 #define EVLOOP_ONESHOT EVRUN_ONCE 836 #define EVLOOP_ONESHOT EVRUN_ONCE

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