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 |
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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 | |
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51 | /* apple's proprietary clang fork errors out with exception specifications */ |
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52 | /* in all sorts of places, so let's not even bother with them */ |
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53 | /* users are strongly advised to install clang or gcc */ |
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54 | #if __APPLE__ && __clang__ |
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55 | # undef EV_THROW |
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56 | # define EV_THROW |
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57 | #endif |
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58 | |
55 | |
59 | EV_CPP(extern "C" {) |
56 | EV_CPP(extern "C" {) |
60 | |
57 | |
61 | /*****************************************************************************/ |
58 | /*****************************************************************************/ |
62 | |
59 | |
… | |
… | |
153 | #endif |
150 | #endif |
154 | |
151 | |
155 | /*****************************************************************************/ |
152 | /*****************************************************************************/ |
156 | |
153 | |
157 | typedef double ev_tstamp; |
154 | typedef double ev_tstamp; |
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155 | |
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156 | #include <string.h> /* for memmove */ |
158 | |
157 | |
159 | #ifndef EV_ATOMIC_T |
158 | #ifndef EV_ATOMIC_T |
160 | # include <signal.h> |
159 | # include <signal.h> |
161 | # define EV_ATOMIC_T sig_atomic_t volatile |
160 | # define EV_ATOMIC_T sig_atomic_t volatile |
162 | #endif |
161 | #endif |
… | |
… | |
211 | #endif |
210 | #endif |
212 | |
211 | |
213 | /*****************************************************************************/ |
212 | /*****************************************************************************/ |
214 | |
213 | |
215 | #define EV_VERSION_MAJOR 4 |
214 | #define EV_VERSION_MAJOR 4 |
216 | #define EV_VERSION_MINOR 18 |
215 | #define EV_VERSION_MINOR 27 |
217 | |
216 | |
218 | /* eventmask, revents, events... */ |
217 | /* eventmask, revents, events... */ |
219 | enum { |
218 | enum { |
220 | EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */ |
219 | EV_UNDEF = (int)0xFFFFFFFF, /* guaranteed to be invalid */ |
221 | EV_NONE = 0x00, /* no events */ |
220 | EV_NONE = 0x00, /* no events */ |
… | |
… | |
339 | { |
338 | { |
340 | EV_WATCHER_TIME (ev_periodic) |
339 | EV_WATCHER_TIME (ev_periodic) |
341 | |
340 | |
342 | ev_tstamp offset; /* rw */ |
341 | ev_tstamp offset; /* rw */ |
343 | ev_tstamp interval; /* rw */ |
342 | ev_tstamp interval; /* rw */ |
344 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now) EV_THROW; /* rw */ |
343 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now) EV_NOEXCEPT; /* rw */ |
345 | } ev_periodic; |
344 | } ev_periodic; |
346 | |
345 | |
347 | /* invoked when the given signal has been received */ |
346 | /* invoked when the given signal has been received */ |
348 | /* revent EV_SIGNAL */ |
347 | /* revent EV_SIGNAL */ |
349 | typedef struct ev_signal |
348 | typedef struct ev_signal |
… | |
… | |
515 | EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */ |
514 | EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */ |
516 | }; |
515 | }; |
517 | |
516 | |
518 | /* method bits to be ored together */ |
517 | /* method bits to be ored together */ |
519 | enum { |
518 | enum { |
520 | EVBACKEND_SELECT = 0x00000001U, /* about anywhere */ |
519 | EVBACKEND_SELECT = 0x00000001U, /* available just about anywhere */ |
521 | EVBACKEND_POLL = 0x00000002U, /* !win */ |
520 | EVBACKEND_POLL = 0x00000002U, /* !win, !aix, broken on osx */ |
522 | EVBACKEND_EPOLL = 0x00000004U, /* linux */ |
521 | EVBACKEND_EPOLL = 0x00000004U, /* linux */ |
523 | EVBACKEND_KQUEUE = 0x00000008U, /* bsd */ |
522 | EVBACKEND_KQUEUE = 0x00000008U, /* bsd, broken on osx */ |
524 | EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ |
523 | EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ |
525 | EVBACKEND_PORT = 0x00000020U, /* solaris 10 */ |
524 | EVBACKEND_PORT = 0x00000020U, /* solaris 10 */ |
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|
525 | EVBACKEND_LINUXAIO = 0x00000040U, /* linuix AIO */ |
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526 | EVBACKEND_IOURING = 0x00000080U, /* linux io_uring, TBD */ |
526 | EVBACKEND_ALL = 0x0000003FU, /* all known backends */ |
527 | EVBACKEND_ALL = 0x000000FFU, /* all known backends */ |
527 | EVBACKEND_MASK = 0x0000FFFFU /* all future backends */ |
528 | EVBACKEND_MASK = 0x0000FFFFU /* all future backends */ |
528 | }; |
529 | }; |
529 | |
530 | |
530 | #if EV_PROTOTYPES |
531 | #if EV_PROTOTYPES |
531 | EV_API_DECL int ev_version_major (void) EV_THROW; |
532 | EV_API_DECL int ev_version_major (void) EV_NOEXCEPT; |
532 | EV_API_DECL int ev_version_minor (void) EV_THROW; |
533 | EV_API_DECL int ev_version_minor (void) EV_NOEXCEPT; |
533 | |
534 | |
534 | EV_API_DECL unsigned int ev_supported_backends (void) EV_THROW; |
535 | EV_API_DECL unsigned int ev_supported_backends (void) EV_NOEXCEPT; |
535 | EV_API_DECL unsigned int ev_recommended_backends (void) EV_THROW; |
536 | EV_API_DECL unsigned int ev_recommended_backends (void) EV_NOEXCEPT; |
536 | EV_API_DECL unsigned int ev_embeddable_backends (void) EV_THROW; |
537 | EV_API_DECL unsigned int ev_embeddable_backends (void) EV_NOEXCEPT; |
537 | |
538 | |
538 | EV_API_DECL ev_tstamp ev_time (void) EV_THROW; |
539 | EV_API_DECL ev_tstamp ev_time (void) EV_NOEXCEPT; |
539 | EV_API_DECL void ev_sleep (ev_tstamp delay) EV_THROW; /* sleep for a while */ |
540 | EV_API_DECL void ev_sleep (ev_tstamp delay) EV_NOEXCEPT; /* sleep for a while */ |
540 | |
541 | |
541 | /* Sets the allocation function to use, works like realloc. |
542 | /* Sets the allocation function to use, works like realloc. |
542 | * It is used to allocate and free memory. |
543 | * It is used to allocate and free memory. |
543 | * If it returns zero when memory needs to be allocated, the library might abort |
544 | * If it returns zero when memory needs to be allocated, the library might abort |
544 | * or take some potentially destructive action. |
545 | * or take some potentially destructive action. |
545 | * The default is your system realloc function. |
546 | * The default is your system realloc function. |
546 | */ |
547 | */ |
547 | EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_THROW) EV_THROW; |
548 | EV_API_DECL void ev_set_allocator (void *(*cb)(void *ptr, long size) EV_NOEXCEPT) EV_NOEXCEPT; |
548 | |
549 | |
549 | /* set the callback function to call on a |
550 | /* set the callback function to call on a |
550 | * retryable syscall error |
551 | * retryable syscall error |
551 | * (such as failed select, poll, epoll_wait) |
552 | * (such as failed select, poll, epoll_wait) |
552 | */ |
553 | */ |
553 | EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_THROW) EV_THROW; |
554 | EV_API_DECL void ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT; |
554 | |
555 | |
555 | #if EV_MULTIPLICITY |
556 | #if EV_MULTIPLICITY |
556 | |
557 | |
557 | /* the default loop is the only one that handles signals and child watchers */ |
558 | /* the default loop is the only one that handles signals and child watchers */ |
558 | /* you can call this as often as you like */ |
559 | /* you can call this as often as you like */ |
559 | EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_THROW; |
560 | EV_API_DECL struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; |
560 | |
561 | |
561 | #ifdef EV_API_STATIC |
562 | #ifdef EV_API_STATIC |
562 | EV_API_DECL struct ev_loop *ev_default_loop_ptr; |
563 | EV_API_DECL struct ev_loop *ev_default_loop_ptr; |
563 | #endif |
564 | #endif |
564 | |
565 | |
565 | EV_INLINE struct ev_loop * |
566 | EV_INLINE struct ev_loop * |
566 | ev_default_loop_uc_ (void) EV_THROW |
567 | ev_default_loop_uc_ (void) EV_NOEXCEPT |
567 | { |
568 | { |
568 | extern struct ev_loop *ev_default_loop_ptr; |
569 | extern struct ev_loop *ev_default_loop_ptr; |
569 | |
570 | |
570 | return ev_default_loop_ptr; |
571 | return ev_default_loop_ptr; |
571 | } |
572 | } |
572 | |
573 | |
573 | EV_INLINE int |
574 | EV_INLINE int |
574 | ev_is_default_loop (EV_P) EV_THROW |
575 | ev_is_default_loop (EV_P) EV_NOEXCEPT |
575 | { |
576 | { |
576 | return EV_A == EV_DEFAULT_UC; |
577 | return EV_A == EV_DEFAULT_UC; |
577 | } |
578 | } |
578 | |
579 | |
579 | /* create and destroy alternative loops that don't handle signals */ |
580 | /* create and destroy alternative loops that don't handle signals */ |
580 | EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_THROW; |
581 | EV_API_DECL struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; |
581 | |
582 | |
582 | EV_API_DECL ev_tstamp ev_now (EV_P) EV_THROW; /* time w.r.t. timers and the eventloop, updated after each poll */ |
583 | EV_API_DECL ev_tstamp ev_now (EV_P) EV_NOEXCEPT; /* time w.r.t. timers and the eventloop, updated after each poll */ |
583 | |
584 | |
584 | #else |
585 | #else |
585 | |
586 | |
586 | EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_THROW; /* returns true when successful */ |
587 | EV_API_DECL int ev_default_loop (unsigned int flags EV_CPP (= 0)) EV_NOEXCEPT; /* returns true when successful */ |
587 | |
588 | |
588 | EV_API_DECL ev_tstamp ev_rt_now; |
589 | EV_API_DECL ev_tstamp ev_rt_now; |
589 | |
590 | |
590 | EV_INLINE ev_tstamp |
591 | EV_INLINE ev_tstamp |
591 | ev_now (void) EV_THROW |
592 | ev_now (void) EV_NOEXCEPT |
592 | { |
593 | { |
593 | return ev_rt_now; |
594 | return ev_rt_now; |
594 | } |
595 | } |
595 | |
596 | |
596 | /* looks weird, but ev_is_default_loop (EV_A) still works if this exists */ |
597 | /* looks weird, but ev_is_default_loop (EV_A) still works if this exists */ |
597 | EV_INLINE int |
598 | EV_INLINE int |
598 | ev_is_default_loop (void) EV_THROW |
599 | ev_is_default_loop (void) EV_NOEXCEPT |
599 | { |
600 | { |
600 | return 1; |
601 | return 1; |
601 | } |
602 | } |
602 | |
603 | |
603 | #endif /* multiplicity */ |
604 | #endif /* multiplicity */ |
… | |
… | |
607 | |
608 | |
608 | /* this needs to be called after fork, to duplicate the loop */ |
609 | /* this needs to be called after fork, to duplicate the loop */ |
609 | /* when you want to re-use it in the child */ |
610 | /* when you want to re-use it in the child */ |
610 | /* you can call it in either the parent or the child */ |
611 | /* you can call it in either the parent or the child */ |
611 | /* you can actually call it at any time, anywhere :) */ |
612 | /* you can actually call it at any time, anywhere :) */ |
612 | EV_API_DECL void ev_loop_fork (EV_P) EV_THROW; |
613 | EV_API_DECL void ev_loop_fork (EV_P) EV_NOEXCEPT; |
613 | |
614 | |
614 | EV_API_DECL unsigned int ev_backend (EV_P) EV_THROW; /* backend in use by loop */ |
615 | EV_API_DECL unsigned int ev_backend (EV_P) EV_NOEXCEPT; /* backend in use by loop */ |
615 | |
616 | |
616 | EV_API_DECL void ev_now_update (EV_P) EV_THROW; /* update event loop time */ |
617 | EV_API_DECL void ev_now_update (EV_P) EV_NOEXCEPT; /* update event loop time */ |
617 | |
618 | |
618 | #if EV_WALK_ENABLE |
619 | #if EV_WALK_ENABLE |
619 | /* walk (almost) all watchers in the loop of a given type, invoking the */ |
620 | /* walk (almost) all watchers in the loop of a given type, invoking the */ |
620 | /* callback on every such watcher. The callback might stop the watcher, */ |
621 | /* callback on every such watcher. The callback might stop the watcher, */ |
621 | /* but do nothing else with the loop */ |
622 | /* but do nothing else with the loop */ |
622 | EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW; |
623 | EV_API_DECL void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_NOEXCEPT; |
623 | #endif |
624 | #endif |
624 | |
625 | |
625 | #endif /* prototypes */ |
626 | #endif /* prototypes */ |
626 | |
627 | |
627 | /* ev_run flags values */ |
628 | /* ev_run flags values */ |
… | |
… | |
637 | EVBREAK_ALL = 2 /* unloop all loops */ |
638 | EVBREAK_ALL = 2 /* unloop all loops */ |
638 | }; |
639 | }; |
639 | |
640 | |
640 | #if EV_PROTOTYPES |
641 | #if EV_PROTOTYPES |
641 | EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0)); |
642 | EV_API_DECL int ev_run (EV_P_ int flags EV_CPP (= 0)); |
642 | EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_THROW; /* break out of the loop */ |
643 | EV_API_DECL void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)) EV_NOEXCEPT; /* break out of the loop */ |
643 | |
644 | |
644 | /* |
645 | /* |
645 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
646 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
646 | * keeps one reference. if you have a long-running watcher you never unregister that |
647 | * keeps one reference. if you have a long-running watcher you never unregister that |
647 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
648 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
648 | */ |
649 | */ |
649 | EV_API_DECL void ev_ref (EV_P) EV_THROW; |
650 | EV_API_DECL void ev_ref (EV_P) EV_NOEXCEPT; |
650 | EV_API_DECL void ev_unref (EV_P) EV_THROW; |
651 | EV_API_DECL void ev_unref (EV_P) EV_NOEXCEPT; |
651 | |
652 | |
652 | /* |
653 | /* |
653 | * convenience function, wait for a single event, without registering an event watcher |
654 | * convenience function, wait for a single event, without registering an event watcher |
654 | * if timeout is < 0, do wait indefinitely |
655 | * if timeout is < 0, do wait indefinitely |
655 | */ |
656 | */ |
656 | 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; |
657 | 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; |
657 | |
658 | |
658 | # if EV_FEATURE_API |
659 | # if EV_FEATURE_API |
659 | EV_API_DECL unsigned int ev_iteration (EV_P) EV_THROW; /* number of loop iterations */ |
660 | EV_API_DECL unsigned int ev_iteration (EV_P) EV_NOEXCEPT; /* number of loop iterations */ |
660 | EV_API_DECL unsigned int ev_depth (EV_P) EV_THROW; /* #ev_loop enters - #ev_loop leaves */ |
661 | EV_API_DECL unsigned int ev_depth (EV_P) EV_NOEXCEPT; /* #ev_loop enters - #ev_loop leaves */ |
661 | EV_API_DECL void ev_verify (EV_P) EV_THROW; /* abort if loop data corrupted */ |
662 | EV_API_DECL void ev_verify (EV_P) EV_NOEXCEPT; /* abort if loop data corrupted */ |
662 | |
663 | |
663 | EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW; /* sleep at least this time, default 0 */ |
664 | EV_API_DECL void ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */ |
664 | EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW; /* sleep at least this time, default 0 */ |
665 | EV_API_DECL void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT; /* sleep at least this time, default 0 */ |
665 | |
666 | |
666 | /* advanced stuff for threading etc. support, see docs */ |
667 | /* advanced stuff for threading etc. support, see docs */ |
667 | EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_THROW; |
668 | EV_API_DECL void ev_set_userdata (EV_P_ void *data) EV_NOEXCEPT; |
668 | EV_API_DECL void *ev_userdata (EV_P) EV_THROW; |
669 | EV_API_DECL void *ev_userdata (EV_P) EV_NOEXCEPT; |
669 | typedef void (*ev_loop_callback)(EV_P); |
670 | typedef void (*ev_loop_callback)(EV_P); |
670 | EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_THROW; |
671 | EV_API_DECL void ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_NOEXCEPT; |
671 | 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; |
672 | /* C++ doesn't allow the use of the ev_loop_callback typedef here, so we need to spell it out */ |
|
|
673 | 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; |
672 | |
674 | |
673 | EV_API_DECL unsigned int ev_pending_count (EV_P) EV_THROW; /* number of pending events, if any */ |
675 | EV_API_DECL unsigned int ev_pending_count (EV_P) EV_NOEXCEPT; /* number of pending events, if any */ |
674 | EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */ |
676 | EV_API_DECL void ev_invoke_pending (EV_P); /* invoke all pending watchers */ |
675 | |
677 | |
676 | /* |
678 | /* |
677 | * stop/start the timer handling. |
679 | * stop/start the timer handling. |
678 | */ |
680 | */ |
679 | EV_API_DECL void ev_suspend (EV_P) EV_THROW; |
681 | EV_API_DECL void ev_suspend (EV_P) EV_NOEXCEPT; |
680 | EV_API_DECL void ev_resume (EV_P) EV_THROW; |
682 | EV_API_DECL void ev_resume (EV_P) EV_NOEXCEPT; |
681 | #endif |
683 | #endif |
682 | |
684 | |
683 | #endif |
685 | #endif |
684 | |
686 | |
685 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
687 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
… | |
… | |
720 | #define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) |
722 | #define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) |
721 | |
723 | |
722 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
724 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
723 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
725 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
724 | |
726 | |
725 | #define ev_cb(ev) (ev)->cb /* rw */ |
727 | #define ev_cb_(ev) (ev)->cb /* rw */ |
|
|
728 | #define ev_cb(ev) (memmove (&ev_cb_ (ev), &((ev_watcher *)(ev))->cb, sizeof (ev_cb_ (ev))), (ev)->cb) |
726 | |
729 | |
727 | #if EV_MINPRI == EV_MAXPRI |
730 | #if EV_MINPRI == EV_MAXPRI |
728 | # define ev_priority(ev) ((ev), EV_MINPRI) |
731 | # define ev_priority(ev) ((ev), EV_MINPRI) |
729 | # define ev_set_priority(ev,pri) ((ev), (pri)) |
732 | # define ev_set_priority(ev,pri) ((ev), (pri)) |
730 | #else |
733 | #else |
… | |
… | |
733 | #endif |
736 | #endif |
734 | |
737 | |
735 | #define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at) |
738 | #define ev_periodic_at(ev) (+((ev_watcher_time *)(ev))->at) |
736 | |
739 | |
737 | #ifndef ev_set_cb |
740 | #ifndef ev_set_cb |
738 | # define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) |
741 | # define ev_set_cb(ev,cb_) (ev_cb_ (ev) = (cb_), memmove (&((ev_watcher *)(ev))->cb, &ev_cb_ (ev), sizeof (ev_cb_ (ev)))) |
739 | #endif |
742 | #endif |
740 | |
743 | |
741 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
744 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
742 | /* stopping (disabling, deleting) a watcher does nothing unless it's already running */ |
745 | /* stopping (disabling, deleting) a watcher does nothing unless it's already running */ |
743 | #if EV_PROTOTYPES |
746 | #if EV_PROTOTYPES |
744 | |
747 | |
745 | /* feeds an event into a watcher as if the event actually occurred */ |
748 | /* feeds an event into a watcher as if the event actually occurred */ |
746 | /* accepts any ev_watcher type */ |
749 | /* accepts any ev_watcher type */ |
747 | EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_THROW; |
750 | EV_API_DECL void ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT; |
748 | EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW; |
751 | EV_API_DECL void ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT; |
749 | #if EV_SIGNAL_ENABLE |
752 | #if EV_SIGNAL_ENABLE |
750 | EV_API_DECL void ev_feed_signal (int signum) EV_THROW; |
753 | EV_API_DECL void ev_feed_signal (int signum) EV_NOEXCEPT; |
751 | EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_THROW; |
754 | EV_API_DECL void ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT; |
752 | #endif |
755 | #endif |
753 | EV_API_DECL void ev_invoke (EV_P_ void *w, int revents); |
756 | EV_API_DECL void ev_invoke (EV_P_ void *w, int revents); |
754 | EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_THROW; |
757 | EV_API_DECL int ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT; |
755 | |
758 | |
756 | EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_THROW; |
759 | EV_API_DECL void ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT; |
757 | EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_THROW; |
760 | EV_API_DECL void ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT; |
758 | |
761 | |
759 | EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_THROW; |
762 | EV_API_DECL void ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT; |
760 | EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_THROW; |
763 | EV_API_DECL void ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT; |
761 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
764 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
762 | EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_THROW; |
765 | EV_API_DECL void ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT; |
763 | /* return remaining time */ |
766 | /* return remaining time */ |
764 | EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW; |
767 | EV_API_DECL ev_tstamp ev_timer_remaining (EV_P_ ev_timer *w) EV_NOEXCEPT; |
765 | |
768 | |
766 | #if EV_PERIODIC_ENABLE |
769 | #if EV_PERIODIC_ENABLE |
767 | EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW; |
770 | EV_API_DECL void ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
768 | EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW; |
771 | EV_API_DECL void ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
769 | EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW; |
772 | EV_API_DECL void ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT; |
770 | #endif |
773 | #endif |
771 | |
774 | |
772 | /* only supported in the default loop */ |
775 | /* only supported in the default loop */ |
773 | #if EV_SIGNAL_ENABLE |
776 | #if EV_SIGNAL_ENABLE |
774 | EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_THROW; |
777 | EV_API_DECL void ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT; |
775 | EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_THROW; |
778 | EV_API_DECL void ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT; |
776 | #endif |
779 | #endif |
777 | |
780 | |
778 | /* only supported in the default loop */ |
781 | /* only supported in the default loop */ |
779 | # if EV_CHILD_ENABLE |
782 | # if EV_CHILD_ENABLE |
780 | EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_THROW; |
783 | EV_API_DECL void ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT; |
781 | EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_THROW; |
784 | EV_API_DECL void ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT; |
782 | # endif |
785 | # endif |
783 | |
786 | |
784 | # if EV_STAT_ENABLE |
787 | # if EV_STAT_ENABLE |
785 | EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_THROW; |
788 | EV_API_DECL void ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT; |
786 | EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_THROW; |
789 | EV_API_DECL void ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT; |
787 | EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_THROW; |
790 | EV_API_DECL void ev_stat_stat (EV_P_ ev_stat *w) EV_NOEXCEPT; |
788 | # endif |
791 | # endif |
789 | |
792 | |
790 | # if EV_IDLE_ENABLE |
793 | # if EV_IDLE_ENABLE |
791 | EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_THROW; |
794 | EV_API_DECL void ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT; |
792 | EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_THROW; |
795 | EV_API_DECL void ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT; |
793 | # endif |
796 | # endif |
794 | |
797 | |
795 | #if EV_PREPARE_ENABLE |
798 | #if EV_PREPARE_ENABLE |
796 | EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW; |
799 | EV_API_DECL void ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT; |
797 | EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW; |
800 | EV_API_DECL void ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT; |
798 | #endif |
801 | #endif |
799 | |
802 | |
800 | #if EV_CHECK_ENABLE |
803 | #if EV_CHECK_ENABLE |
801 | EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_THROW; |
804 | EV_API_DECL void ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT; |
802 | EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_THROW; |
805 | EV_API_DECL void ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT; |
803 | #endif |
806 | #endif |
804 | |
807 | |
805 | # if EV_FORK_ENABLE |
808 | # if EV_FORK_ENABLE |
806 | EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_THROW; |
809 | EV_API_DECL void ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT; |
807 | EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_THROW; |
810 | EV_API_DECL void ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT; |
808 | # endif |
811 | # endif |
809 | |
812 | |
810 | # if EV_CLEANUP_ENABLE |
813 | # if EV_CLEANUP_ENABLE |
811 | EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW; |
814 | EV_API_DECL void ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT; |
812 | EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW; |
815 | EV_API_DECL void ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT; |
813 | # endif |
816 | # endif |
814 | |
817 | |
815 | # if EV_EMBED_ENABLE |
818 | # if EV_EMBED_ENABLE |
816 | /* only supported when loop to be embedded is in fact embeddable */ |
819 | /* only supported when loop to be embedded is in fact embeddable */ |
817 | EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_THROW; |
820 | EV_API_DECL void ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT; |
818 | EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_THROW; |
821 | EV_API_DECL void ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT; |
819 | EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW; |
822 | EV_API_DECL void ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT; |
820 | # endif |
823 | # endif |
821 | |
824 | |
822 | # if EV_ASYNC_ENABLE |
825 | # if EV_ASYNC_ENABLE |
823 | EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_THROW; |
826 | EV_API_DECL void ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT; |
824 | EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_THROW; |
827 | EV_API_DECL void ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT; |
825 | EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_THROW; |
828 | EV_API_DECL void ev_async_send (EV_P_ ev_async *w) EV_NOEXCEPT; |
826 | # endif |
829 | # endif |
827 | |
830 | |
828 | #if EV_COMPAT3 |
831 | #if EV_COMPAT3 |
829 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
832 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
830 | #define EVLOOP_ONESHOT EVRUN_ONCE |
833 | #define EVLOOP_ONESHOT EVRUN_ONCE |