… | |
… | |
44 | extern "C" { |
44 | extern "C" { |
45 | #endif |
45 | #endif |
46 | |
46 | |
47 | /*****************************************************************************/ |
47 | /*****************************************************************************/ |
48 | |
48 | |
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49 | /* pre-4.0 compatibility */ |
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50 | #ifndef EV_COMPAT3 |
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51 | # define EV_COMPAT3 1 |
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52 | #endif |
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53 | |
49 | #ifndef EV_FEATURES |
54 | #ifndef EV_FEATURES |
50 | # define EV_FEATURES 0x7f |
55 | # define EV_FEATURES 0x7f |
51 | #endif |
56 | #endif |
52 | |
57 | |
53 | #define EV_FEATURE_CODE ((EV_FEATURES) & 1) |
58 | #define EV_FEATURE_CODE ((EV_FEATURES) & 1) |
… | |
… | |
138 | # ifdef _WIN32 |
143 | # ifdef _WIN32 |
139 | # include <time.h> |
144 | # include <time.h> |
140 | # include <sys/types.h> |
145 | # include <sys/types.h> |
141 | # endif |
146 | # endif |
142 | # include <sys/stat.h> |
147 | # include <sys/stat.h> |
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148 | #endif |
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149 | |
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150 | #ifdef __cplusplus |
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151 | # define EV_DEFARG(x) = x |
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152 | #else |
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153 | # define EV_DEFARG(x) |
143 | #endif |
154 | #endif |
144 | |
155 | |
145 | /* support multiple event loops? */ |
156 | /* support multiple event loops? */ |
146 | #if EV_MULTIPLICITY |
157 | #if EV_MULTIPLICITY |
147 | struct ev_loop; |
158 | struct ev_loop; |
… | |
… | |
179 | |
190 | |
180 | #define EV_VERSION_MAJOR 4 |
191 | #define EV_VERSION_MAJOR 4 |
181 | #define EV_VERSION_MINOR 0 |
192 | #define EV_VERSION_MINOR 0 |
182 | |
193 | |
183 | /* eventmask, revents, events... */ |
194 | /* eventmask, revents, events... */ |
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195 | enum { |
184 | #define EV_UNDEF -1 /* guaranteed to be invalid */ |
196 | EV_UNDEF = -1, /* guaranteed to be invalid */ |
185 | #define EV_NONE 0x00 /* no events */ |
197 | EV_NONE = 0x00, /* no events */ |
186 | #define EV_READ 0x01 /* ev_io detected read will not block */ |
198 | EV_READ = 0x01, /* ev_io detected read will not block */ |
187 | #define EV_WRITE 0x02 /* ev_io detected write will not block */ |
199 | EV_WRITE = 0x02, /* ev_io detected write will not block */ |
188 | #define EV__IOFDSET 0x80 /* internal use only */ |
200 | EV__IOFDSET = 0x80, /* internal use only */ |
189 | #define EV_IO EV_READ /* alias for type-detection */ |
201 | EV_IO = EV_READ, /* alias for type-detection */ |
190 | #define EV_TIMEOUT 0x00000100 /* timer timed out */ |
202 | EV_TIMER = 0x00000100, /* timer timed out */ |
191 | #define EV_TIMER EV_TIMEOUT /* alias for type-detection */ |
203 | #if EV_COMPAT3 |
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204 | EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */ |
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205 | #endif |
192 | #define EV_PERIODIC 0x00000200 /* periodic timer timed out */ |
206 | EV_PERIODIC = 0x00000200, /* periodic timer timed out */ |
193 | #define EV_SIGNAL 0x00000400 /* signal was received */ |
207 | EV_SIGNAL = 0x00000400, /* signal was received */ |
194 | #define EV_CHILD 0x00000800 /* child/pid had status change */ |
208 | EV_CHILD = 0x00000800, /* child/pid had status change */ |
195 | #define EV_STAT 0x00001000 /* stat data changed */ |
209 | EV_STAT = 0x00001000, /* stat data changed */ |
196 | #define EV_IDLE 0x00002000 /* event loop is idling */ |
210 | EV_IDLE = 0x00002000, /* event loop is idling */ |
197 | #define EV_PREPARE 0x00004000 /* event loop about to poll */ |
211 | EV_PREPARE = 0x00004000, /* event loop about to poll */ |
198 | #define EV_CHECK 0x00008000 /* event loop finished poll */ |
212 | EV_CHECK = 0x00008000, /* event loop finished poll */ |
199 | #define EV_EMBED 0x00010000 /* embedded event loop needs sweep */ |
213 | EV_EMBED = 0x00010000, /* embedded event loop needs sweep */ |
200 | #define EV_FORK 0x00020000 /* event loop resumed in child */ |
214 | EV_FORK = 0x00020000, /* event loop resumed in child */ |
201 | #define EV_ASYNC 0x00040000 /* async intra-loop signal */ |
215 | EV_ASYNC = 0x00040000, /* async intra-loop signal */ |
202 | #define EV_CUSTOM 0x01000000 /* for use by user code */ |
216 | EV_CUSTOM = 0x01000000, /* for use by user code */ |
203 | #define EV_ERROR 0x80000000 /* sent when an error occurs */ |
217 | EV_ERROR = 0x80000000 /* sent when an error occurs */ |
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218 | }; |
204 | |
219 | |
205 | /* can be used to add custom fields to all watchers, while losing binary compatibility */ |
220 | /* can be used to add custom fields to all watchers, while losing binary compatibility */ |
206 | #ifndef EV_COMMON |
221 | #ifndef EV_COMMON |
207 | # define EV_COMMON void *data; |
222 | # define EV_COMMON void *data; |
208 | #endif |
223 | #endif |
… | |
… | |
441 | #if EV_ASYNC_ENABLE |
456 | #if EV_ASYNC_ENABLE |
442 | struct ev_async async; |
457 | struct ev_async async; |
443 | #endif |
458 | #endif |
444 | }; |
459 | }; |
445 | |
460 | |
446 | /* bits for ev_default_loop and ev_loop_new */ |
461 | /* flag bits for ev_default_loop and ev_loop_new */ |
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462 | enum { |
447 | /* the default */ |
463 | /* the default */ |
448 | #define EVFLAG_AUTO 0x00000000U /* not quite a mask */ |
464 | EVFLAG_AUTO = 0x00000000U, /* not quite a mask */ |
449 | /* flag bits */ |
465 | /* flag bits */ |
450 | #define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */ |
466 | EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */ |
451 | #define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */ |
467 | EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */ |
452 | /* debugging/feature disable */ |
468 | /* debugging/feature disable */ |
453 | #define EVFLAG_NOINOTIFY 0x00100000U /* do not attempt to use inotify */ |
469 | EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */ |
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470 | #if EV_COMPAT3 |
454 | #define EVFLAG_NOSIGFD 0 /* compatibility to pre-3.9 */ |
471 | EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */ |
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472 | #endif |
455 | #define EVFLAG_SIGNALFD 0x00200000U /* attempt to use signalfd */ |
473 | EVFLAG_SIGNALFD = 0x00200000U /* attempt to use signalfd */ |
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474 | }; |
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475 | |
456 | /* method bits to be ored together */ |
476 | /* method bits to be ored together */ |
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477 | enum { |
457 | #define EVBACKEND_SELECT 0x00000001U /* about anywhere */ |
478 | EVBACKEND_SELECT = 0x00000001U, /* about anywhere */ |
458 | #define EVBACKEND_POLL 0x00000002U /* !win */ |
479 | EVBACKEND_POLL = 0x00000002U, /* !win */ |
459 | #define EVBACKEND_EPOLL 0x00000004U /* linux */ |
480 | EVBACKEND_EPOLL = 0x00000004U, /* linux */ |
460 | #define EVBACKEND_KQUEUE 0x00000008U /* bsd */ |
481 | EVBACKEND_KQUEUE = 0x00000008U, /* bsd */ |
461 | #define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */ |
482 | EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ |
462 | #define EVBACKEND_PORT 0x00000020U /* solaris 10 */ |
483 | EVBACKEND_PORT = 0x00000020U, /* solaris 10 */ |
463 | #define EVBACKEND_ALL 0x0000003FU |
484 | EVBACKEND_ALL = 0x0000003FU |
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485 | }; |
464 | |
486 | |
465 | #if EV_PROTOTYPES |
487 | #if EV_PROTOTYPES |
466 | int ev_version_major (void); |
488 | int ev_version_major (void); |
467 | int ev_version_minor (void); |
489 | int ev_version_minor (void); |
468 | |
490 | |
… | |
… | |
497 | } |
519 | } |
498 | |
520 | |
499 | /* the default loop is the only one that handles signals and child watchers */ |
521 | /* the default loop is the only one that handles signals and child watchers */ |
500 | /* you can call this as often as you like */ |
522 | /* you can call this as often as you like */ |
501 | EV_INLINE struct ev_loop * |
523 | EV_INLINE struct ev_loop * |
502 | ev_default_loop (unsigned int flags) |
524 | ev_default_loop (unsigned int flags EV_DEFARG (0)) |
503 | { |
525 | { |
504 | struct ev_loop *loop = ev_default_loop_uc (); |
526 | struct ev_loop *loop = ev_default_loop_uc (); |
505 | |
527 | |
506 | if (!loop) |
528 | if (!loop) |
507 | { |
529 | { |
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512 | |
534 | |
513 | return loop; |
535 | return loop; |
514 | } |
536 | } |
515 | |
537 | |
516 | /* create and destroy alternative loops that don't handle signals */ |
538 | /* create and destroy alternative loops that don't handle signals */ |
517 | struct ev_loop *ev_loop_new (unsigned int flags); |
539 | struct ev_loop *ev_loop_new (unsigned int flags EV_DEFARG (0)); |
518 | void ev_loop_destroy (EV_P); |
540 | void ev_loop_destroy (EV_P); |
519 | void ev_loop_fork (EV_P); |
541 | void ev_loop_fork (EV_P); |
520 | |
542 | |
521 | ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ |
543 | ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ |
522 | |
544 | |
523 | #else |
545 | #else |
524 | |
546 | |
525 | int ev_default_loop (unsigned int flags); /* returns true when successful */ |
547 | int ev_default_loop (unsigned int flags EV_DEFARG (0)); /* returns true when successful */ |
526 | |
548 | |
527 | EV_INLINE ev_tstamp |
549 | EV_INLINE ev_tstamp |
528 | ev_now (void) |
550 | ev_now (void) |
529 | { |
551 | { |
530 | extern ev_tstamp ev_rt_now; |
552 | extern ev_tstamp ev_rt_now; |
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563 | void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)); |
585 | void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)); |
564 | #endif |
586 | #endif |
565 | |
587 | |
566 | #endif /* prototypes */ |
588 | #endif /* prototypes */ |
567 | |
589 | |
568 | #define EVLOOP_NONBLOCK 1 /* do not block/wait */ |
590 | /* ev_run flags values */ |
569 | #define EVLOOP_ONESHOT 2 /* block *once* only */ |
591 | enum { |
570 | #define EVUNLOOP_CANCEL 0 /* undo unloop */ |
592 | EVRUN_NOWAIT = 1, /* do not block/wait */ |
571 | #define EVUNLOOP_ONE 1 /* unloop once */ |
593 | EVRUN_ONCE = 2 /* block *once* only */ |
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594 | }; |
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595 | |
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596 | /* ev_break how values */ |
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597 | enum { |
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598 | EVBREAK_CANCEL = 0, /* undo unloop */ |
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599 | EVBREAK_ONE = 1, /* unloop once */ |
572 | #define EVUNLOOP_ALL 2 /* unloop all loops */ |
600 | EVBREAK_ALL = 2 /* unloop all loops */ |
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601 | }; |
573 | |
602 | |
574 | #if EV_PROTOTYPES |
603 | #if EV_PROTOTYPES |
575 | void ev_loop (EV_P_ int flags); |
604 | void ev_run (EV_P_ int flags EV_DEFARG (0)); |
576 | void ev_unloop (EV_P_ int how); /* set to 1 to break out of event loop, set to 2 to break out of all event loops */ |
605 | void ev_break (EV_P_ int how EV_DEFARG (EVBREAK_ONE)); /* break out of the loop */ |
577 | |
606 | |
578 | /* |
607 | /* |
579 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
608 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
580 | * keeps one reference. if you have a long-running watcher you never unregister that |
609 | * keeps one reference. if you have a long-running watcher you never unregister that |
581 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
610 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
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588 | * if timeout is < 0, do wait indefinitely |
617 | * if timeout is < 0, do wait indefinitely |
589 | */ |
618 | */ |
590 | void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
619 | void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
591 | |
620 | |
592 | # if EV_FEATURE_API |
621 | # if EV_FEATURE_API |
593 | unsigned int ev_loop_count (EV_P); /* number of loop iterations */ |
622 | unsigned int ev_iteration (EV_P); /* number of loop iterations */ |
594 | unsigned int ev_loop_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */ |
623 | unsigned int ev_depth (EV_P); /* #ev_loop enters - #ev_loop leaves */ |
595 | void ev_loop_verify (EV_P); /* abort if loop data corrupted */ |
624 | void ev_verify (EV_P); /* abort if loop data corrupted */ |
596 | |
625 | |
597 | void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */ |
626 | void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */ |
598 | void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */ |
627 | void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */ |
599 | |
628 | |
600 | /* advanced stuff for threading etc. support, see docs */ |
629 | /* advanced stuff for threading etc. support, see docs */ |
… | |
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633 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
662 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
634 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
663 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
635 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
664 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
636 | #define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) |
665 | #define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) |
637 | #define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ |
666 | #define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ |
638 | #define ev_async_set(ev) do { (ev)->sent = 0; } while (0) |
667 | #define ev_async_set(ev) /* nop, yes, this is a serious in-joke */ |
639 | |
668 | |
640 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
669 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
641 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
670 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
642 | #define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) |
671 | #define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) |
643 | #define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
672 | #define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
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… | |
748 | void ev_async_start (EV_P_ ev_async *w); |
777 | void ev_async_start (EV_P_ ev_async *w); |
749 | void ev_async_stop (EV_P_ ev_async *w); |
778 | void ev_async_stop (EV_P_ ev_async *w); |
750 | void ev_async_send (EV_P_ ev_async *w); |
779 | void ev_async_send (EV_P_ ev_async *w); |
751 | # endif |
780 | # endif |
752 | |
781 | |
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782 | #if EV_COMPAT3 |
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783 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
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784 | #define EVLOOP_ONESHOT EVRUN_ONCE |
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785 | #define EVUNLOOP_CANCEL EVBREAK_CANCEL |
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786 | #define EVUNLOOP_ONE EVBREAK_ONE |
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787 | #define EVUNLOOP_ALL EVBREAK_ALL |
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788 | #if EV_PROTOTYPES |
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789 | EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); } |
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790 | EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); } |
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791 | #if EV_FEATURE_API |
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792 | EV_INLINE void ev_loop_count (EV_P) { ev_iteration (EV_A); } |
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793 | EV_INLINE void ev_loop_depth (EV_P) { ev_depth (EV_A); } |
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794 | EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); } |
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795 | #endif |
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796 | #endif |
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797 | #else |
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798 | typedef struct ev_loop ev_loop; |
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|
799 | #endif |
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800 | |
753 | #endif |
801 | #endif |
754 | |
802 | |
755 | #ifdef __cplusplus |
803 | #ifdef __cplusplus |
756 | } |
804 | } |
757 | #endif |
805 | #endif |