1 | /* |
1 | /* |
2 | * libev native API header |
2 | * libev native API header |
3 | * |
3 | * |
4 | * Copyright (c) 2007,2008,2009,2010,2011,2012 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 |
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|
46 | # define EV_NOEXCEPT noexcept |
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|
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 |
48 | |
54 | #define EV_THROW EV_NOEXCEPT /* pre-4.25, do not use in new code */ |
49 | #define EV_THROW EV_CPP(throw()) |
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|
50 | |
55 | |
51 | EV_CPP(extern "C" {) |
56 | EV_CPP(extern "C" {) |
52 | |
57 | |
53 | /*****************************************************************************/ |
58 | /*****************************************************************************/ |
54 | |
59 | |
… | |
… | |
144 | # define EV_SIGNAL_ENABLE 1 |
149 | # define EV_SIGNAL_ENABLE 1 |
145 | #endif |
150 | #endif |
146 | |
151 | |
147 | /*****************************************************************************/ |
152 | /*****************************************************************************/ |
148 | |
153 | |
149 | typedef double ev_tstamp; |
154 | #ifndef EV_TSTAMP_T |
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|
155 | # define EV_TSTAMP_T double |
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|
156 | #endif |
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|
157 | typedef EV_TSTAMP_T ev_tstamp; |
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158 | |
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|
159 | #include <string.h> /* for memmove */ |
150 | |
160 | |
151 | #ifndef EV_ATOMIC_T |
161 | #ifndef EV_ATOMIC_T |
152 | # include <signal.h> |
162 | # include <signal.h> |
153 | # define EV_ATOMIC_T sig_atomic_t volatile |
163 | # define EV_ATOMIC_T sig_atomic_t volatile |
154 | #endif |
164 | #endif |
… | |
… | |
203 | #endif |
213 | #endif |
204 | |
214 | |
205 | /*****************************************************************************/ |
215 | /*****************************************************************************/ |
206 | |
216 | |
207 | #define EV_VERSION_MAJOR 4 |
217 | #define EV_VERSION_MAJOR 4 |
208 | #define EV_VERSION_MINOR 15 |
218 | #define EV_VERSION_MINOR 31 |
209 | |
219 | |
210 | /* eventmask, revents, events... */ |
220 | /* eventmask, revents, events... */ |
211 | enum { |
221 | enum { |
212 | EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */ |
222 | EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */ |
213 | EV_NONE = 0x00, /* no events */ |
223 | EV_NONE = 0x00, /* no events */ |
… | |
… | |
331 | { |
341 | { |
332 | EV_WATCHER_TIME (ev_periodic) |
342 | EV_WATCHER_TIME (ev_periodic) |
333 | |
343 | |
334 | ev_tstamp offset; /* rw */ |
344 | ev_tstamp offset; /* rw */ |
335 | ev_tstamp interval; /* rw */ |
345 | ev_tstamp interval; /* rw */ |
336 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now) EV_THROW; /* rw */ |
346 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now) EV_NOEXCEPT; /* rw */ |
337 | } ev_periodic; |
347 | } ev_periodic; |
338 | |
348 | |
339 | /* invoked when the given signal has been received */ |
349 | /* invoked when the given signal has been received */ |
340 | /* revent EV_SIGNAL */ |
350 | /* revent EV_SIGNAL */ |
341 | typedef struct ev_signal |
351 | typedef struct ev_signal |
… | |
… | |
492 | }; |
502 | }; |
493 | |
503 | |
494 | /* flag bits for ev_default_loop and ev_loop_new */ |
504 | /* flag bits for ev_default_loop and ev_loop_new */ |
495 | enum { |
505 | enum { |
496 | /* the default */ |
506 | /* the default */ |
497 | EVFLAG_AUTO = 0x00000000U, /* not quite a mask */ |
507 | EVFLAG_AUTO = 0x00000000U, /* not quite a mask */ |
498 | /* flag bits */ |
508 | /* flag bits */ |
499 | EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */ |
509 | EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */ |
500 | EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */ |
510 | EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */ |
501 | /* debugging/feature disable */ |
511 | /* debugging/feature disable */ |
502 | EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */ |
512 | EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */ |
503 | #if EV_COMPAT3 |
513 | #if EV_COMPAT3 |
504 | EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */ |
514 | EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */ |
505 | #endif |
515 | #endif |
506 | EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */ |
516 | EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */ |
507 | EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */ |
517 | EVFLAG_NOSIGMASK = 0x00400000U, /* avoid modifying the signal mask */ |
|
|
518 | EVFLAG_NOTIMERFD = 0x00800000U /* avoid creating a timerfd */ |
508 | }; |
519 | }; |
509 | |
520 | |
510 | /* method bits to be ored together */ |
521 | /* method bits to be ored together */ |
511 | enum { |
522 | enum { |
512 | EVBACKEND_SELECT = 0x00000001U, /* about anywhere */ |
523 | EVBACKEND_SELECT = 0x00000001U, /* available just about anywhere */ |
513 | EVBACKEND_POLL = 0x00000002U, /* !win */ |
524 | EVBACKEND_POLL = 0x00000002U, /* !win, !aix, broken on osx */ |
514 | EVBACKEND_EPOLL = 0x00000004U, /* linux */ |
525 | EVBACKEND_EPOLL = 0x00000004U, /* linux */ |
515 | EVBACKEND_KQUEUE = 0x00000008U, /* bsd */ |
526 | EVBACKEND_KQUEUE = 0x00000008U, /* bsd, broken on osx */ |
516 | EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ |
527 | EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ |
517 | EVBACKEND_PORT = 0x00000020U, /* solaris 10 */ |
528 | EVBACKEND_PORT = 0x00000020U, /* solaris 10 */ |
|
|
529 | EVBACKEND_LINUXAIO = 0x00000040U, /* linuix AIO, 4.19+ */ |
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|
530 | EVBACKEND_IOURING = 0x00000080U, /* linux io_uring, 5.1+ */ |
518 | EVBACKEND_ALL = 0x0000003FU, /* all known backends */ |
531 | EVBACKEND_ALL = 0x000000FFU, /* all known backends */ |
519 | EVBACKEND_MASK = 0x0000FFFFU /* all future backends */ |
532 | EVBACKEND_MASK = 0x0000FFFFU /* all future backends */ |
520 | }; |
533 | }; |
521 | |
534 | |
522 | #if EV_PROTOTYPES |
535 | #if EV_PROTOTYPES |
523 | EV_API_DECL int ev_version_major (void) EV_THROW; |
536 | EV_API_DECL int ev_version_major (void) EV_NOEXCEPT; |
524 | EV_API_DECL int ev_version_minor (void) EV_THROW; |
537 | EV_API_DECL int ev_version_minor (void) EV_NOEXCEPT; |
525 | |
538 | |
526 | EV_API_DECL unsigned int ev_supported_backends (void) EV_THROW; |
539 | EV_API_DECL unsigned int ev_supported_backends (void) EV_NOEXCEPT; |
527 | EV_API_DECL unsigned int ev_recommended_backends (void) EV_THROW; |
540 | EV_API_DECL unsigned int ev_recommended_backends (void) EV_NOEXCEPT; |
528 | EV_API_DECL unsigned int ev_embeddable_backends (void) EV_THROW; |
541 | EV_API_DECL unsigned int ev_embeddable_backends (void) EV_NOEXCEPT; |
529 | |
542 | |
530 | EV_API_DECL ev_tstamp ev_time (void) EV_THROW; |
543 | EV_API_DECL ev_tstamp ev_time (void) EV_NOEXCEPT; |
531 | EV_API_DECL void ev_sleep (ev_tstamp delay) EV_THROW; /* sleep for a while */ |
544 | EV_API_DECL void ev_sleep (ev_tstamp delay) EV_NOEXCEPT; /* sleep for a while */ |
532 | |
545 | |
533 | /* Sets the allocation function to use, works like realloc. |
546 | /* Sets the allocation function to use, works like realloc. |
534 | * It is used to allocate and free memory. |
547 | * It is used to allocate and free memory. |
535 | * If it returns zero when memory needs to be allocated, the library might abort |
548 | * If it returns zero when memory needs to be allocated, the library might abort |
536 | * or take some potentially destructive action. |
549 | * or take some potentially destructive action. |
537 | * The default is your system realloc function. |
550 | * The default is your system realloc function. |
538 | */ |
551 | */ |
539 | EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_THROW) EV_THROW; |
552 | EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_NOEXCEPT) EV_NOEXCEPT; |
540 | |
553 | |
541 | /* set the callback function to call on a |
554 | /* set the callback function to call on a |
542 | * retryable syscall error |
555 | * retryable syscall error |
543 | * (such as failed select, poll, epoll_wait) |
556 | * (such as failed select, poll, epoll_wait) |
544 | */ |
557 | */ |
545 | EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_THROW) EV_THROW; |
558 | EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT; |
546 | |
559 | |
547 | #if EV_MULTIPLICITY |
560 | #if EV_MULTIPLICITY |
548 | |
561 | |
549 | /* the default loop is the only one that handles signals and child watchers */ |
562 | /* the default loop is the only one that handles signals and child watchers */ |
550 | /* you can call this as often as you like */ |
563 | /* you can call this as often as you like */ |
551 | EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_THROW; |
564 | EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; |
552 | |
565 | |
553 | #ifdef EV_API_STATIC |
566 | #ifdef EV_API_STATIC |
554 | EV_API_DECL struct ev_loop *ev_default_loop_ptr; |
567 | EV_API_DECL struct ev_loop *ev_default_loop_ptr; |
555 | #endif |
568 | #endif |
556 | |
569 | |
557 | EV_INLINE struct ev_loop * |
570 | EV_INLINE struct ev_loop * |
558 | ev_default_loop_uc_ (void) EV_THROW |
571 | ev_default_loop_uc_ (void) EV_NOEXCEPT |
559 | { |
572 | { |
560 | extern struct ev_loop *ev_default_loop_ptr; |
573 | extern struct ev_loop *ev_default_loop_ptr; |
561 | |
574 | |
562 | return ev_default_loop_ptr; |
575 | return ev_default_loop_ptr; |
563 | } |
576 | } |
564 | |
577 | |
565 | EV_INLINE int |
578 | EV_INLINE int |
566 | ev_is_default_loop (EV_P) EV_THROW |
579 | ev_is_default_loop (EV_P) EV_NOEXCEPT |
567 | { |
580 | { |
568 | return EV_A == EV_DEFAULT_UC; |
581 | return EV_A == EV_DEFAULT_UC; |
569 | } |
582 | } |
570 | |
583 | |
571 | /* create and destroy alternative loops that don't handle signals */ |
584 | /* create and destroy alternative loops that don't handle signals */ |
572 | EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_THROW; |
585 | EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; |
573 | |
586 | |
574 | EV_API_DECL ev_tstamp ev_now (EV_P) EV_THROW; /* time w.r.t. timers and the eventloop, updated after each poll */ |
587 | EV_API_DECL ev_tstamp ev_now (EV_P) EV_NOEXCEPT; /* time w.r.t. timers and the eventloop, updated after each poll */ |
575 | |
588 | |
576 | #else |
589 | #else |
577 | |
590 | |
578 | EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_THROW; /* returns true when successful */ |
591 | EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; /* returns true when successful */ |
579 | |
592 | |
580 | EV_API_DECL ev_tstamp ev_rt_now; |
593 | EV_API_DECL ev_tstamp ev_rt_now; |
581 | |
594 | |
582 | EV_INLINE ev_tstamp |
595 | EV_INLINE ev_tstamp |
583 | ev_now (void) EV_THROW |
596 | ev_now (void) EV_NOEXCEPT |
584 | { |
597 | { |
585 | return ev_rt_now; |
598 | return ev_rt_now; |
586 | } |
599 | } |
587 | |
600 | |
588 | /* looks weird, but ev_is_default_loop (EV_A) still works if this exists */ |
601 | /* looks weird, but ev_is_default_loop (EV_A) still works if this exists */ |
589 | EV_INLINE int |
602 | EV_INLINE int |
590 | ev_is_default_loop (void) EV_THROW |
603 | ev_is_default_loop (void) EV_NOEXCEPT |
591 | { |
604 | { |
592 | return 1; |
605 | return 1; |
593 | } |
606 | } |
594 | |
607 | |
595 | #endif /* multiplicity */ |
608 | #endif /* multiplicity */ |
… | |
… | |
599 | |
612 | |
600 | /* this needs to be called after fork, to duplicate the loop */ |
613 | /* this needs to be called after fork, to duplicate the loop */ |
601 | /* when you want to re-use it in the child */ |
614 | /* when you want to re-use it in the child */ |
602 | /* you can call it in either the parent or the child */ |
615 | /* you can call it in either the parent or the child */ |
603 | /* you can actually call it at any time, anywhere :) */ |
616 | /* you can actually call it at any time, anywhere :) */ |
604 | EV_API_DECL void ev_loop_fork (EV_P) EV_THROW; |
617 | EV_API_DECL void ev_loop_fork (EV_P) EV_NOEXCEPT; |
605 | |
618 | |
606 | EV_API_DECL unsigned int ev_backend (EV_P) EV_THROW; /* backend in use by loop */ |
619 | EV_API_DECL unsigned int ev_backend (EV_P) EV_NOEXCEPT; /* backend in use by loop */ |
607 | |
620 | |
608 | EV_API_DECL void ev_now_update (EV_P) EV_THROW; /* update event loop time */ |
621 | EV_API_DECL void ev_now_update (EV_P) EV_NOEXCEPT; /* update event loop time */ |
609 | |
622 | |
610 | #if EV_WALK_ENABLE |
623 | #if EV_WALK_ENABLE |
611 | /* walk (almost) all watchers in the loop of a given type, invoking the */ |
624 | /* walk (almost) all watchers in the loop of a given type, invoking the */ |
612 | /* callback on every such watcher. The callback might stop the watcher, */ |
625 | /* callback on every such watcher. The callback might stop the watcher, */ |
613 | /* but do nothing else with the loop */ |
626 | /* but do nothing else with the loop */ |
614 | EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW; |
627 | EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_NOEXCEPT; |
615 | #endif |
628 | #endif |
616 | |
629 | |
617 | #endif /* prototypes */ |
630 | #endif /* prototypes */ |
618 | |
631 | |
619 | /* ev_run flags values */ |
632 | /* ev_run flags values */ |
… | |
… | |
629 | EVBREAK_ALL = 2 /* unloop all loops */ |
642 | EVBREAK_ALL = 2 /* unloop all loops */ |
630 | }; |
643 | }; |
631 | |
644 | |
632 | #if EV_PROTOTYPES |
645 | #if EV_PROTOTYPES |
633 | EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0)); |
646 | EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0)); |
634 | EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_THROW; /* break out of the loop */ |
647 | EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_NOEXCEPT; /* break out of the loop */ |
635 | |
648 | |
636 | /* |
649 | /* |
637 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
650 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
638 | * keeps one reference. if you have a long-running watcher you never unregister that |
651 | * keeps one reference. if you have a long-running watcher you never unregister that |
639 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
652 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
640 | */ |
653 | */ |
641 | EV_API_DECL void ev_ref (EV_P) EV_THROW; |
654 | EV_API_DECL void ev_ref (EV_P) EV_NOEXCEPT; |
642 | EV_API_DECL void ev_unref (EV_P) EV_THROW; |
655 | EV_API_DECL void ev_unref (EV_P) EV_NOEXCEPT; |
643 | |
656 | |
644 | /* |
657 | /* |
645 | * convenience function, wait for a single event, without registering an event watcher |
658 | * convenience function, wait for a single event, without registering an event watcher |
646 | * if timeout is < 0, do wait indefinitely |
659 | * if timeout is < 0, do wait indefinitely |
647 | */ |
660 | */ |
648 | EV_API_DECL void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW; |
661 | EV_API_DECL void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_NOEXCEPT; |
649 | |
662 | |
650 | # if EV_FEATURE_API |
663 | # if EV_FEATURE_API |
651 | EV_API_DECL unsigned int ev_iteration (EV_P) EV_THROW; /* number of loop iterations */ |
664 | EV_API_DECL unsigned int ev_iteration (EV_P) EV_NOEXCEPT; /* number of loop iterations */ |
652 | EV_API_DECL unsigned int ev_depth (EV_P) EV_THROW; /* #ev_loop enters - #ev_loop leaves */ |
665 | EV_API_DECL unsigned int ev_depth (EV_P) EV_NOEXCEPT; /* #ev_loop enters - #ev_loop leaves */ |
653 | EV_API_DECL void ev_verify (EV_P) EV_THROW; /* abort if loop data corrupted */ |
666 | EV_API_DECL void ev_verify (EV_P) EV_NOEXCEPT; /* abort if loop data corrupted */ |
654 | |
667 | |
655 | EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW; /* sleep at least this time, default 0 */ |
668 | EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */ |
656 | EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW; /* sleep at least this time, default 0 */ |
669 | EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */ |
657 | |
670 | |
658 | /* advanced stuff for threading etc. support, see docs */ |
671 | /* advanced stuff for threading etc. support, see docs */ |
659 | EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_THROW; |
672 | EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_NOEXCEPT; |
660 | EV_API_DECL void *ev_userdata (EV_P) EV_THROW; |
673 | EV_API_DECL void *ev_userdata (EV_P) EV_NOEXCEPT; |
661 | typedef void (*ev_loop_callback)(EV_P); |
674 | typedef void (*ev_loop_callback)(EV_P); |
662 | EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_THROW; |
675 | EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_NOEXCEPT; |
663 | typedef void (*ev_loop_callback_nothrow)(EV_P) EV_THROW; |
676 | /* C++ doesn't allow the use of the ev_loop_callback typedef here, so we need to spell it out */ |
664 | EV_API_DECL void ev_set_loop_release_cb (EV_P_ ev_loop_callback_nothrow release, ev_loop_callback_nothrow acquire) EV_THROW; |
677 | EV_API_DECL void ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_NOEXCEPT, void (*acquire)(EV_P) EV_NOEXCEPT) EV_NOEXCEPT; |
665 | |
678 | |
666 | EV_API_DECL unsigned int ev_pending_count (EV_P) EV_THROW; /* number of pending events, if any */ |
679 | EV_API_DECL unsigned int ev_pending_count (EV_P) EV_NOEXCEPT; /* number of pending events, if any */ |
667 | EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */ |
680 | EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */ |
668 | |
681 | |
669 | /* |
682 | /* |
670 | * stop/start the timer handling. |
683 | * stop/start the timer handling. |
671 | */ |
684 | */ |
672 | EV_API_DECL void ev_suspend (EV_P) EV_THROW; |
685 | EV_API_DECL void ev_suspend (EV_P) EV_NOEXCEPT; |
673 | EV_API_DECL void ev_resume (EV_P) EV_THROW; |
686 | EV_API_DECL void ev_resume (EV_P) EV_NOEXCEPT; |
674 | #endif |
687 | #endif |
675 | |
688 | |
676 | #endif |
689 | #endif |
677 | |
690 | |
678 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
691 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
… | |
… | |
713 | #define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) |
726 | #define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) |
714 | |
727 | |
715 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
728 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
716 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
729 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
717 | |
730 | |
718 | #define ev_cb(ev) (ev)->cb /* rw */ |
731 | #define ev_cb_(ev) (ev)->cb /* rw */ |
|
|
732 | #define ev_cb(ev) (memmove (&ev_cb_ (ev), &((ev_watcher *)(ev))->cb, sizeof (ev_cb_ (ev))), (ev)->cb) |
719 | |
733 | |
720 | #if EV_MINPRI == EV_MAXPRI |
734 | #if EV_MINPRI == EV_MAXPRI |
721 | # define ev_priority(ev) ((ev), EV_MINPRI) |
735 | # define ev_priority(ev) ((ev), EV_MINPRI) |
722 | # define ev_set_priority(ev,pri) ((ev), (pri)) |
736 | # define ev_set_priority(ev,pri) ((ev), (pri)) |
723 | #else |
737 | #else |
… | |
… | |
726 | #endif |
740 | #endif |
727 | |
741 | |
728 | #define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at) |
742 | #define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at) |
729 | |
743 | |
730 | #ifndef ev_set_cb |
744 | #ifndef ev_set_cb |
731 | # define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) |
745 | # define ev_set_cb(ev,cb_) (ev_cb_ (ev) = (cb_), memmove (&((ev_watcher *)(ev))->cb, &ev_cb_ (ev), sizeof (ev_cb_ (ev)))) |
732 | #endif |
746 | #endif |
733 | |
747 | |
734 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
748 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
735 | /* stopping (disabling, deleting) a watcher does nothing unless it's already running */ |
749 | /* stopping (disabling, deleting) a watcher does nothing unless it's already running */ |
736 | #if EV_PROTOTYPES |
750 | #if EV_PROTOTYPES |
737 | |
751 | |
738 | /* feeds an event into a watcher as if the event actually occurred */ |
752 | /* feeds an event into a watcher as if the event actually occurred */ |
739 | /* accepts any ev_watcher type */ |
753 | /* accepts any ev_watcher type */ |
740 | EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_THROW; |
754 | EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT; |
741 | EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW; |
755 | EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT; |
742 | #if EV_SIGNAL_ENABLE |
756 | #if EV_SIGNAL_ENABLE |
743 | EV_API_DECL void ev_feed_signal (int signum) EV_THROW; |
757 | EV_API_DECL void ev_feed_signal (int signum) EV_NOEXCEPT; |
744 | EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_THROW; |
758 | EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT; |
745 | #endif |
759 | #endif |
746 | EV_API_DECL void ev_invoke (EV_P_ void *w, int revents); |
760 | EV_API_DECL void ev_invoke (EV_P_ void *w, int revents); |
747 | EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_THROW; |
761 | EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT; |
748 | |
762 | |
749 | EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_THROW; |
763 | EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT; |
750 | EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_THROW; |
764 | EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT; |
751 | |
765 | |
752 | EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_THROW; |
766 | EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT; |
753 | EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_THROW; |
767 | EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT; |
754 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
768 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
755 | EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_THROW; |
769 | EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT; |
756 | /* return remaining time */ |
770 | /* return remaining time */ |
757 | EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW; |
771 | EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_NOEXCEPT; |
758 | |
772 | |
759 | #if EV_PERIODIC_ENABLE |
773 | #if EV_PERIODIC_ENABLE |
760 | EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW; |
774 | EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
761 | EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW; |
775 | EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
762 | EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW; |
776 | EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
763 | #endif |
777 | #endif |
764 | |
778 | |
765 | /* only supported in the default loop */ |
779 | /* only supported in the default loop */ |
766 | #if EV_SIGNAL_ENABLE |
780 | #if EV_SIGNAL_ENABLE |
767 | EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_THROW; |
781 | EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT; |
768 | EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_THROW; |
782 | EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT; |
769 | #endif |
783 | #endif |
770 | |
784 | |
771 | /* only supported in the default loop */ |
785 | /* only supported in the default loop */ |
772 | # if EV_CHILD_ENABLE |
786 | # if EV_CHILD_ENABLE |
773 | EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_THROW; |
787 | EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT; |
774 | EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_THROW; |
788 | EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT; |
775 | # endif |
789 | # endif |
776 | |
790 | |
777 | # if EV_STAT_ENABLE |
791 | # if EV_STAT_ENABLE |
778 | EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_THROW; |
792 | EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT; |
779 | EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_THROW; |
793 | EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT; |
780 | EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_THROW; |
794 | EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_NOEXCEPT; |
781 | # endif |
795 | # endif |
782 | |
796 | |
783 | # if EV_IDLE_ENABLE |
797 | # if EV_IDLE_ENABLE |
784 | EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_THROW; |
798 | EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT; |
785 | EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_THROW; |
799 | EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT; |
786 | # endif |
800 | # endif |
787 | |
801 | |
788 | #if EV_PREPARE_ENABLE |
802 | #if EV_PREPARE_ENABLE |
789 | EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW; |
803 | EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT; |
790 | EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW; |
804 | EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT; |
791 | #endif |
805 | #endif |
792 | |
806 | |
793 | #if EV_CHECK_ENABLE |
807 | #if EV_CHECK_ENABLE |
794 | EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_THROW; |
808 | EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT; |
795 | EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_THROW; |
809 | EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT; |
796 | #endif |
810 | #endif |
797 | |
811 | |
798 | # if EV_FORK_ENABLE |
812 | # if EV_FORK_ENABLE |
799 | EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_THROW; |
813 | EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT; |
800 | EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_THROW; |
814 | EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT; |
801 | # endif |
815 | # endif |
802 | |
816 | |
803 | # if EV_CLEANUP_ENABLE |
817 | # if EV_CLEANUP_ENABLE |
804 | EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW; |
818 | EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT; |
805 | EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW; |
819 | EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT; |
806 | # endif |
820 | # endif |
807 | |
821 | |
808 | # if EV_EMBED_ENABLE |
822 | # if EV_EMBED_ENABLE |
809 | /* only supported when loop to be embedded is in fact embeddable */ |
823 | /* only supported when loop to be embedded is in fact embeddable */ |
810 | EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_THROW; |
824 | EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT; |
811 | EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_THROW; |
825 | EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT; |
812 | EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW; |
826 | EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT; |
813 | # endif |
827 | # endif |
814 | |
828 | |
815 | # if EV_ASYNC_ENABLE |
829 | # if EV_ASYNC_ENABLE |
816 | EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_THROW; |
830 | EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT; |
817 | EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_THROW; |
831 | EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT; |
818 | EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_THROW; |
832 | EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_NOEXCEPT; |
819 | # endif |
833 | # endif |
820 | |
834 | |
821 | #if EV_COMPAT3 |
835 | #if EV_COMPAT3 |
822 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
836 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
823 | #define EVLOOP_ONESHOT EVRUN_ONCE |
837 | #define EVLOOP_ONESHOT EVRUN_ONCE |