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 |
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|
45 | # if __cplusplus >= 201103L |
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|
46 | # define EV_NOEXCEPT noexcept |
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|
47 | # else |
|
|
48 | # define EV_NOEXCEPT |
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|
49 | # endif |
45 | #else |
50 | #else |
46 | # define EV_CPP(x) |
51 | # define EV_CPP(x) |
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|
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 |
|
|
156 | #endif |
|
|
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 18 |
218 | #define EV_VERSION_MINOR 27 |
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 |
… | |
… | |
507 | EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */ |
517 | EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */ |
508 | }; |
518 | }; |
509 | |
519 | |
510 | /* method bits to be ored together */ |
520 | /* method bits to be ored together */ |
511 | enum { |
521 | enum { |
512 | EVBACKEND_SELECT = 0x00000001U, /* about anywhere */ |
522 | EVBACKEND_SELECT = 0x00000001U, /* available just about anywhere */ |
513 | EVBACKEND_POLL = 0x00000002U, /* !win */ |
523 | EVBACKEND_POLL = 0x00000002U, /* !win, !aix, broken on osx */ |
514 | EVBACKEND_EPOLL = 0x00000004U, /* linux */ |
524 | EVBACKEND_EPOLL = 0x00000004U, /* linux */ |
515 | EVBACKEND_KQUEUE = 0x00000008U, /* bsd */ |
525 | EVBACKEND_KQUEUE = 0x00000008U, /* bsd, broken on osx */ |
516 | EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ |
526 | EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ |
517 | 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+ */ |
518 | EVBACKEND_ALL = 0x0000003FU, /* all known backends */ |
530 | EVBACKEND_ALL = 0x000000FFU, /* all known backends */ |
519 | EVBACKEND_MASK = 0x0000FFFFU /* all future backends */ |
531 | EVBACKEND_MASK = 0x0000FFFFU /* all future backends */ |
520 | }; |
532 | }; |
521 | |
533 | |
522 | #if EV_PROTOTYPES |
534 | #if EV_PROTOTYPES |
523 | EV_API_DECL int ev_version_major (void) EV_THROW; |
535 | EV_API_DECL int ev_version_major (void) EV_NOEXCEPT; |
524 | EV_API_DECL int ev_version_minor (void) EV_THROW; |
536 | EV_API_DECL int ev_version_minor (void) EV_NOEXCEPT; |
525 | |
537 | |
526 | EV_API_DECL unsigned int ev_supported_backends (void) EV_THROW; |
538 | EV_API_DECL unsigned int ev_supported_backends (void) EV_NOEXCEPT; |
527 | EV_API_DECL unsigned int ev_recommended_backends (void) EV_THROW; |
539 | EV_API_DECL unsigned int ev_recommended_backends (void) EV_NOEXCEPT; |
528 | EV_API_DECL unsigned int ev_embeddable_backends (void) EV_THROW; |
540 | EV_API_DECL unsigned int ev_embeddable_backends (void) EV_NOEXCEPT; |
529 | |
541 | |
530 | EV_API_DECL ev_tstamp ev_time (void) EV_THROW; |
542 | 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 */ |
543 | EV_API_DECL void ev_sleep (ev_tstamp delay) EV_NOEXCEPT; /* sleep for a while */ |
532 | |
544 | |
533 | /* Sets the allocation function to use, works like realloc. |
545 | /* Sets the allocation function to use, works like realloc. |
534 | * It is used to allocate and free memory. |
546 | * It is used to allocate and free memory. |
535 | * 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 |
536 | * or take some potentially destructive action. |
548 | * or take some potentially destructive action. |
537 | * The default is your system realloc function. |
549 | * The default is your system realloc function. |
538 | */ |
550 | */ |
539 | EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_THROW) EV_THROW; |
551 | EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_NOEXCEPT) EV_NOEXCEPT; |
540 | |
552 | |
541 | /* set the callback function to call on a |
553 | /* set the callback function to call on a |
542 | * retryable syscall error |
554 | * retryable syscall error |
543 | * (such as failed select, poll, epoll_wait) |
555 | * (such as failed select, poll, epoll_wait) |
544 | */ |
556 | */ |
545 | EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_THROW) EV_THROW; |
557 | EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT; |
546 | |
558 | |
547 | #if EV_MULTIPLICITY |
559 | #if EV_MULTIPLICITY |
548 | |
560 | |
549 | /* 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 */ |
550 | /* you can call this as often as you like */ |
562 | /* 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; |
563 | EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; |
552 | |
564 | |
553 | #ifdef EV_API_STATIC |
565 | #ifdef EV_API_STATIC |
554 | EV_API_DECL struct ev_loop *ev_default_loop_ptr; |
566 | EV_API_DECL struct ev_loop *ev_default_loop_ptr; |
555 | #endif |
567 | #endif |
556 | |
568 | |
557 | EV_INLINE struct ev_loop * |
569 | EV_INLINE struct ev_loop * |
558 | ev_default_loop_uc_ (void) EV_THROW |
570 | ev_default_loop_uc_ (void) EV_NOEXCEPT |
559 | { |
571 | { |
560 | extern struct ev_loop *ev_default_loop_ptr; |
572 | extern struct ev_loop *ev_default_loop_ptr; |
561 | |
573 | |
562 | return ev_default_loop_ptr; |
574 | return ev_default_loop_ptr; |
563 | } |
575 | } |
564 | |
576 | |
565 | EV_INLINE int |
577 | EV_INLINE int |
566 | ev_is_default_loop (EV_P) EV_THROW |
578 | ev_is_default_loop (EV_P) EV_NOEXCEPT |
567 | { |
579 | { |
568 | return EV_A == EV_DEFAULT_UC; |
580 | return EV_A == EV_DEFAULT_UC; |
569 | } |
581 | } |
570 | |
582 | |
571 | /* create and destroy alternative loops that don't handle signals */ |
583 | /* 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; |
584 | EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; |
573 | |
585 | |
574 | EV_API_DECL ev_tstamp ev_now (EV_P) EV_THROW; /* time w.r.t. timers and the eventloop, updated after each poll */ |
586 | EV_API_DECL ev_tstamp ev_now (EV_P) EV_NOEXCEPT; /* time w.r.t. timers and the eventloop, updated after each poll */ |
575 | |
587 | |
576 | #else |
588 | #else |
577 | |
589 | |
578 | EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_THROW; /* returns true when successful */ |
590 | EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; /* returns true when successful */ |
579 | |
591 | |
580 | EV_API_DECL ev_tstamp ev_rt_now; |
592 | EV_API_DECL ev_tstamp ev_rt_now; |
581 | |
593 | |
582 | EV_INLINE ev_tstamp |
594 | EV_INLINE ev_tstamp |
583 | ev_now (void) EV_THROW |
595 | ev_now (void) EV_NOEXCEPT |
584 | { |
596 | { |
585 | return ev_rt_now; |
597 | return ev_rt_now; |
586 | } |
598 | } |
587 | |
599 | |
588 | /* 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 */ |
589 | EV_INLINE int |
601 | EV_INLINE int |
590 | ev_is_default_loop (void) EV_THROW |
602 | ev_is_default_loop (void) EV_NOEXCEPT |
591 | { |
603 | { |
592 | return 1; |
604 | return 1; |
593 | } |
605 | } |
594 | |
606 | |
595 | #endif /* multiplicity */ |
607 | #endif /* multiplicity */ |
… | |
… | |
599 | |
611 | |
600 | /* this needs to be called after fork, to duplicate the loop */ |
612 | /* this needs to be called after fork, to duplicate the loop */ |
601 | /* when you want to re-use it in the child */ |
613 | /* when you want to re-use it in the child */ |
602 | /* you can call it in either the parent or the child */ |
614 | /* you can call it in either the parent or the child */ |
603 | /* you can actually call it at any time, anywhere :) */ |
615 | /* you can actually call it at any time, anywhere :) */ |
604 | EV_API_DECL void ev_loop_fork (EV_P) EV_THROW; |
616 | EV_API_DECL void ev_loop_fork (EV_P) EV_NOEXCEPT; |
605 | |
617 | |
606 | EV_API_DECL unsigned int ev_backend (EV_P) EV_THROW; /* backend in use by loop */ |
618 | EV_API_DECL unsigned int ev_backend (EV_P) EV_NOEXCEPT; /* backend in use by loop */ |
607 | |
619 | |
608 | EV_API_DECL void ev_now_update (EV_P) EV_THROW; /* update event loop time */ |
620 | EV_API_DECL void ev_now_update (EV_P) EV_NOEXCEPT; /* update event loop time */ |
609 | |
621 | |
610 | #if EV_WALK_ENABLE |
622 | #if EV_WALK_ENABLE |
611 | /* 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 */ |
612 | /* callback on every such watcher. The callback might stop the watcher, */ |
624 | /* callback on every such watcher. The callback might stop the watcher, */ |
613 | /* but do nothing else with the loop */ |
625 | /* 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; |
626 | EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_NOEXCEPT; |
615 | #endif |
627 | #endif |
616 | |
628 | |
617 | #endif /* prototypes */ |
629 | #endif /* prototypes */ |
618 | |
630 | |
619 | /* ev_run flags values */ |
631 | /* ev_run flags values */ |
… | |
… | |
629 | EVBREAK_ALL = 2 /* unloop all loops */ |
641 | EVBREAK_ALL = 2 /* unloop all loops */ |
630 | }; |
642 | }; |
631 | |
643 | |
632 | #if EV_PROTOTYPES |
644 | #if EV_PROTOTYPES |
633 | EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0)); |
645 | 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 */ |
646 | EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_NOEXCEPT; /* break out of the loop */ |
635 | |
647 | |
636 | /* |
648 | /* |
637 | * 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 |
638 | * 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 |
639 | * 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. |
640 | */ |
652 | */ |
641 | EV_API_DECL void ev_ref (EV_P) EV_THROW; |
653 | EV_API_DECL void ev_ref (EV_P) EV_NOEXCEPT; |
642 | EV_API_DECL void ev_unref (EV_P) EV_THROW; |
654 | EV_API_DECL void ev_unref (EV_P) EV_NOEXCEPT; |
643 | |
655 | |
644 | /* |
656 | /* |
645 | * 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 |
646 | * if timeout is < 0, do wait indefinitely |
658 | * if timeout is < 0, do wait indefinitely |
647 | */ |
659 | */ |
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; |
660 | 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 | |
661 | |
650 | # if EV_FEATURE_API |
662 | # if EV_FEATURE_API |
651 | EV_API_DECL unsigned int ev_iteration (EV_P) EV_THROW; /* number of loop iterations */ |
663 | 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 */ |
664 | 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 */ |
665 | EV_API_DECL void ev_verify (EV_P) EV_NOEXCEPT; /* abort if loop data corrupted */ |
654 | |
666 | |
655 | EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW; /* sleep at least this time, default 0 */ |
667 | 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 */ |
668 | EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */ |
657 | |
669 | |
658 | /* advanced stuff for threading etc. support, see docs */ |
670 | /* advanced stuff for threading etc. support, see docs */ |
659 | EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_THROW; |
671 | EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_NOEXCEPT; |
660 | EV_API_DECL void *ev_userdata (EV_P) EV_THROW; |
672 | EV_API_DECL void *ev_userdata (EV_P) EV_NOEXCEPT; |
661 | typedef void (*ev_loop_callback)(EV_P); |
673 | 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; |
674 | EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_NOEXCEPT; |
663 | EV_API_DECL void ev_set_loop_release_cb (EV_P_ ev_loop_callback EV_THROW release, ev_loop_callback EV_THROW acquire) EV_THROW; |
675 | /* C++ doesn't allow the use of the ev_loop_callback typedef here, so we need to spell it out */ |
|
|
676 | 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; |
664 | |
677 | |
665 | EV_API_DECL unsigned int ev_pending_count (EV_P) EV_THROW; /* number of pending events, if any */ |
678 | EV_API_DECL unsigned int ev_pending_count (EV_P) EV_NOEXCEPT; /* number of pending events, if any */ |
666 | EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */ |
679 | EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */ |
667 | |
680 | |
668 | /* |
681 | /* |
669 | * stop/start the timer handling. |
682 | * stop/start the timer handling. |
670 | */ |
683 | */ |
671 | EV_API_DECL void ev_suspend (EV_P) EV_THROW; |
684 | EV_API_DECL void ev_suspend (EV_P) EV_NOEXCEPT; |
672 | EV_API_DECL void ev_resume (EV_P) EV_THROW; |
685 | EV_API_DECL void ev_resume (EV_P) EV_NOEXCEPT; |
673 | #endif |
686 | #endif |
674 | |
687 | |
675 | #endif |
688 | #endif |
676 | |
689 | |
677 | /* 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 */ |
… | |
… | |
712 | #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) |
713 | |
726 | |
714 | #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 */ |
715 | #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 */ |
716 | |
729 | |
717 | #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) |
718 | |
732 | |
719 | #if EV_MINPRI == EV_MAXPRI |
733 | #if EV_MINPRI == EV_MAXPRI |
720 | # define ev_priority(ev) ((ev), EV_MINPRI) |
734 | # define ev_priority(ev) ((ev), EV_MINPRI) |
721 | # define ev_set_priority(ev,pri) ((ev), (pri)) |
735 | # define ev_set_priority(ev,pri) ((ev), (pri)) |
722 | #else |
736 | #else |
… | |
… | |
725 | #endif |
739 | #endif |
726 | |
740 | |
727 | #define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at) |
741 | #define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at) |
728 | |
742 | |
729 | #ifndef ev_set_cb |
743 | #ifndef ev_set_cb |
730 | # 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)))) |
731 | #endif |
745 | #endif |
732 | |
746 | |
733 | /* 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 */ |
734 | /* stopping (disabling, deleting) a watcher does nothing unless it's already running */ |
748 | /* stopping (disabling, deleting) a watcher does nothing unless it's already running */ |
735 | #if EV_PROTOTYPES |
749 | #if EV_PROTOTYPES |
736 | |
750 | |
737 | /* 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 */ |
738 | /* accepts any ev_watcher type */ |
752 | /* accepts any ev_watcher type */ |
739 | EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_THROW; |
753 | EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT; |
740 | EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW; |
754 | EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT; |
741 | #if EV_SIGNAL_ENABLE |
755 | #if EV_SIGNAL_ENABLE |
742 | EV_API_DECL void ev_feed_signal (int signum) EV_THROW; |
756 | EV_API_DECL void ev_feed_signal (int signum) EV_NOEXCEPT; |
743 | EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_THROW; |
757 | EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT; |
744 | #endif |
758 | #endif |
745 | EV_API_DECL void ev_invoke (EV_P_ void *w, int revents); |
759 | EV_API_DECL void ev_invoke (EV_P_ void *w, int revents); |
746 | EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_THROW; |
760 | EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT; |
747 | |
761 | |
748 | EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_THROW; |
762 | EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT; |
749 | EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_THROW; |
763 | EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT; |
750 | |
764 | |
751 | EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_THROW; |
765 | EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT; |
752 | EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_THROW; |
766 | EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT; |
753 | /* 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 */ |
754 | EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_THROW; |
768 | EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT; |
755 | /* return remaining time */ |
769 | /* return remaining time */ |
756 | EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW; |
770 | EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_NOEXCEPT; |
757 | |
771 | |
758 | #if EV_PERIODIC_ENABLE |
772 | #if EV_PERIODIC_ENABLE |
759 | EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW; |
773 | EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
760 | EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW; |
774 | EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
761 | EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW; |
775 | EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
762 | #endif |
776 | #endif |
763 | |
777 | |
764 | /* only supported in the default loop */ |
778 | /* only supported in the default loop */ |
765 | #if EV_SIGNAL_ENABLE |
779 | #if EV_SIGNAL_ENABLE |
766 | EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_THROW; |
780 | EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT; |
767 | EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_THROW; |
781 | EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT; |
768 | #endif |
782 | #endif |
769 | |
783 | |
770 | /* only supported in the default loop */ |
784 | /* only supported in the default loop */ |
771 | # if EV_CHILD_ENABLE |
785 | # if EV_CHILD_ENABLE |
772 | EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_THROW; |
786 | EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT; |
773 | EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_THROW; |
787 | EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT; |
774 | # endif |
788 | # endif |
775 | |
789 | |
776 | # if EV_STAT_ENABLE |
790 | # if EV_STAT_ENABLE |
777 | EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_THROW; |
791 | EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT; |
778 | EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_THROW; |
792 | EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT; |
779 | EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_THROW; |
793 | EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_NOEXCEPT; |
780 | # endif |
794 | # endif |
781 | |
795 | |
782 | # if EV_IDLE_ENABLE |
796 | # if EV_IDLE_ENABLE |
783 | EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_THROW; |
797 | EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT; |
784 | EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_THROW; |
798 | EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT; |
785 | # endif |
799 | # endif |
786 | |
800 | |
787 | #if EV_PREPARE_ENABLE |
801 | #if EV_PREPARE_ENABLE |
788 | EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW; |
802 | EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT; |
789 | EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW; |
803 | EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT; |
790 | #endif |
804 | #endif |
791 | |
805 | |
792 | #if EV_CHECK_ENABLE |
806 | #if EV_CHECK_ENABLE |
793 | EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_THROW; |
807 | EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT; |
794 | EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_THROW; |
808 | EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT; |
795 | #endif |
809 | #endif |
796 | |
810 | |
797 | # if EV_FORK_ENABLE |
811 | # if EV_FORK_ENABLE |
798 | EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_THROW; |
812 | EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT; |
799 | EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_THROW; |
813 | EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT; |
800 | # endif |
814 | # endif |
801 | |
815 | |
802 | # if EV_CLEANUP_ENABLE |
816 | # if EV_CLEANUP_ENABLE |
803 | EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW; |
817 | EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT; |
804 | EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW; |
818 | EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT; |
805 | # endif |
819 | # endif |
806 | |
820 | |
807 | # if EV_EMBED_ENABLE |
821 | # if EV_EMBED_ENABLE |
808 | /* only supported when loop to be embedded is in fact embeddable */ |
822 | /* only supported when loop to be embedded is in fact embeddable */ |
809 | EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_THROW; |
823 | EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT; |
810 | EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_THROW; |
824 | EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT; |
811 | EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW; |
825 | EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT; |
812 | # endif |
826 | # endif |
813 | |
827 | |
814 | # if EV_ASYNC_ENABLE |
828 | # if EV_ASYNC_ENABLE |
815 | EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_THROW; |
829 | EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT; |
816 | EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_THROW; |
830 | EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT; |
817 | EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_THROW; |
831 | EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_NOEXCEPT; |
818 | # endif |
832 | # endif |
819 | |
833 | |
820 | #if EV_COMPAT3 |
834 | #if EV_COMPAT3 |
821 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
835 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
822 | #define EVLOOP_ONESHOT EVRUN_ONCE |
836 | #define EVLOOP_ONESHOT EVRUN_ONCE |