1 | /* |
1 | /* |
2 | * libev native API header |
2 | * libev native API header |
3 | * |
3 | * |
4 | * Copyright (c) 2007,2008,2009,2010 Marc Alexander Lehmann <libev@schmorp.de> |
4 | * Copyright (c) 2007,2008,2009,2010,2011 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 | * |
… | |
… | |
39 | |
39 | |
40 | #ifndef EV_H_ |
40 | #ifndef EV_H_ |
41 | #define EV_H_ |
41 | #define EV_H_ |
42 | |
42 | |
43 | #ifdef __cplusplus |
43 | #ifdef __cplusplus |
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44 | # define EV_CPP(x) x |
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45 | #else |
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46 | # define EV_CPP(x) |
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47 | #endif |
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48 | |
44 | extern "C" { |
49 | EV_CPP(extern "C" {) |
45 | #endif |
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46 | |
50 | |
47 | /*****************************************************************************/ |
51 | /*****************************************************************************/ |
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52 | |
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53 | /* pre-4.0 compatibility */ |
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54 | #ifndef EV_COMPAT3 |
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55 | # define EV_COMPAT3 1 |
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56 | #endif |
48 | |
57 | |
49 | #ifndef EV_FEATURES |
58 | #ifndef EV_FEATURES |
50 | # define EV_FEATURES 0x7f |
59 | # define EV_FEATURES 0x7f |
51 | #endif |
60 | #endif |
52 | |
61 | |
… | |
… | |
92 | |
101 | |
93 | #ifndef EV_FORK_ENABLE |
102 | #ifndef EV_FORK_ENABLE |
94 | # define EV_FORK_ENABLE EV_FEATURE_WATCHERS |
103 | # define EV_FORK_ENABLE EV_FEATURE_WATCHERS |
95 | #endif |
104 | #endif |
96 | |
105 | |
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106 | #ifndef EV_CLEANUP_ENABLE |
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107 | # define EV_CLEANUP_ENABLE EV_FEATURE_WATCHERS |
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108 | #endif |
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109 | |
97 | #ifndef EV_SIGNAL_ENABLE |
110 | #ifndef EV_SIGNAL_ENABLE |
98 | # define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS |
111 | # define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS |
99 | #endif |
112 | #endif |
100 | |
113 | |
101 | #ifndef EV_CHILD_ENABLE |
114 | #ifndef EV_CHILD_ENABLE |
… | |
… | |
143 | #endif |
156 | #endif |
144 | |
157 | |
145 | /* support multiple event loops? */ |
158 | /* support multiple event loops? */ |
146 | #if EV_MULTIPLICITY |
159 | #if EV_MULTIPLICITY |
147 | struct ev_loop; |
160 | struct ev_loop; |
148 | # define EV_P struct ev_loop *loop |
161 | # define EV_P struct ev_loop *loop /* a loop as sole parameter in a declaration */ |
149 | # define EV_P_ EV_P, |
162 | # define EV_P_ EV_P, /* a loop as first of multiple parameters */ |
150 | # define EV_A loop |
163 | # define EV_A loop /* a loop as sole argument to a function call */ |
151 | # define EV_A_ EV_A, |
164 | # define EV_A_ EV_A, /* a loop as first of multiple arguments */ |
152 | # define EV_DEFAULT_UC ev_default_loop_uc () |
165 | # define EV_DEFAULT_UC ev_default_loop_uc_ () /* the default loop, if initialised, as sole arg */ |
153 | # define EV_DEFAULT_UC_ EV_DEFAULT_UC, |
166 | # define EV_DEFAULT_UC_ EV_DEFAULT_UC, /* the default loop as first of multiple arguments */ |
154 | # define EV_DEFAULT ev_default_loop (0) |
167 | # define EV_DEFAULT ev_default_loop (0) /* the default loop as sole arg */ |
155 | # define EV_DEFAULT_ EV_DEFAULT, |
168 | # define EV_DEFAULT_ EV_DEFAULT, /* the default loop as first of multiple arguments */ |
156 | #else |
169 | #else |
157 | # define EV_P void |
170 | # define EV_P void |
158 | # define EV_P_ |
171 | # define EV_P_ |
159 | # define EV_A |
172 | # define EV_A |
160 | # define EV_A_ |
173 | # define EV_A_ |
… | |
… | |
163 | # define EV_DEFAULT_UC |
176 | # define EV_DEFAULT_UC |
164 | # define EV_DEFAULT_UC_ |
177 | # define EV_DEFAULT_UC_ |
165 | # undef EV_EMBED_ENABLE |
178 | # undef EV_EMBED_ENABLE |
166 | #endif |
179 | #endif |
167 | |
180 | |
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181 | /* EV_INLINE is used for functions in header files */ |
168 | #if __STDC_VERSION__ >= 199901L || __GNUC__ >= 3 |
182 | #if __STDC_VERSION__ >= 199901L || __GNUC__ >= 3 |
169 | # define EV_INLINE static inline |
183 | # define EV_INLINE static inline |
170 | #else |
184 | #else |
171 | # define EV_INLINE static |
185 | # define EV_INLINE static |
172 | #endif |
186 | #endif |
173 | |
187 | |
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188 | /* EV_PROTOTYPES can be sued to switch of prototype declarations */ |
174 | #ifndef EV_PROTOTYPES |
189 | #ifndef EV_PROTOTYPES |
175 | # define EV_PROTOTYPES 1 |
190 | # define EV_PROTOTYPES 1 |
176 | #endif |
191 | #endif |
177 | |
192 | |
178 | /*****************************************************************************/ |
193 | /*****************************************************************************/ |
179 | |
194 | |
180 | #define EV_VERSION_MAJOR 4 |
195 | #define EV_VERSION_MAJOR 4 |
181 | #define EV_VERSION_MINOR 0 |
196 | #define EV_VERSION_MINOR 3 |
182 | |
197 | |
183 | /* eventmask, revents, events... */ |
198 | /* eventmask, revents, events... */ |
184 | //TODO: enum? |
199 | enum { |
185 | #define EV_UNDEF -1 /* guaranteed to be invalid */ |
200 | EV_UNDEF = 0xFFFFFFFF, /* guaranteed to be invalid */ |
186 | #define EV_NONE 0x00 /* no events */ |
201 | EV_NONE = 0x00, /* no events */ |
187 | #define EV_READ 0x01 /* ev_io detected read will not block */ |
202 | EV_READ = 0x01, /* ev_io detected read will not block */ |
188 | #define EV_WRITE 0x02 /* ev_io detected write will not block */ |
203 | EV_WRITE = 0x02, /* ev_io detected write will not block */ |
189 | #define EV__IOFDSET 0x80 /* internal use only */ |
204 | EV__IOFDSET = 0x80, /* internal use only */ |
190 | #define EV_IO EV_READ /* alias for type-detection */ |
205 | EV_IO = EV_READ, /* alias for type-detection */ |
191 | #define EV_TIMER 0x00000100 /* timer timed out */ |
206 | EV_TIMER = 0x00000100, /* timer timed out */ |
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207 | #if EV_COMPAT3 |
192 | #define EV_TIMEOUT EV_TIMER /* pre 4.0 API compatibility */ |
208 | EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */ |
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209 | #endif |
193 | #define EV_PERIODIC 0x00000200 /* periodic timer timed out */ |
210 | EV_PERIODIC = 0x00000200, /* periodic timer timed out */ |
194 | #define EV_SIGNAL 0x00000400 /* signal was received */ |
211 | EV_SIGNAL = 0x00000400, /* signal was received */ |
195 | #define EV_CHILD 0x00000800 /* child/pid had status change */ |
212 | EV_CHILD = 0x00000800, /* child/pid had status change */ |
196 | #define EV_STAT 0x00001000 /* stat data changed */ |
213 | EV_STAT = 0x00001000, /* stat data changed */ |
197 | #define EV_IDLE 0x00002000 /* event loop is idling */ |
214 | EV_IDLE = 0x00002000, /* event loop is idling */ |
198 | #define EV_PREPARE 0x00004000 /* event loop about to poll */ |
215 | EV_PREPARE = 0x00004000, /* event loop about to poll */ |
199 | #define EV_CHECK 0x00008000 /* event loop finished poll */ |
216 | EV_CHECK = 0x00008000, /* event loop finished poll */ |
200 | #define EV_EMBED 0x00010000 /* embedded event loop needs sweep */ |
217 | EV_EMBED = 0x00010000, /* embedded event loop needs sweep */ |
201 | #define EV_FORK 0x00020000 /* event loop resumed in child */ |
218 | EV_FORK = 0x00020000, /* event loop resumed in child */ |
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219 | EV_CLEANUP = 0x00040000, /* event loop resumed in child */ |
202 | #define EV_ASYNC 0x00040000 /* async intra-loop signal */ |
220 | EV_ASYNC = 0x00080000, /* async intra-loop signal */ |
203 | #define EV_CUSTOM 0x01000000 /* for use by user code */ |
221 | EV_CUSTOM = 0x01000000, /* for use by user code */ |
204 | #define EV_ERROR 0x80000000 /* sent when an error occurs */ |
222 | EV_ERROR = 0x80000000 /* sent when an error occurs */ |
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223 | }; |
205 | |
224 | |
206 | /* can be used to add custom fields to all watchers, while losing binary compatibility */ |
225 | /* can be used to add custom fields to all watchers, while losing binary compatibility */ |
207 | #ifndef EV_COMMON |
226 | #ifndef EV_COMMON |
208 | # define EV_COMMON void *data; |
227 | # define EV_COMMON void *data; |
209 | #endif |
228 | #endif |
… | |
… | |
375 | EV_WATCHER (ev_check) |
394 | EV_WATCHER (ev_check) |
376 | } ev_check; |
395 | } ev_check; |
377 | |
396 | |
378 | #if EV_FORK_ENABLE |
397 | #if EV_FORK_ENABLE |
379 | /* the callback gets invoked before check in the child process when a fork was detected */ |
398 | /* the callback gets invoked before check in the child process when a fork was detected */ |
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399 | /* revent EV_FORK */ |
380 | typedef struct ev_fork |
400 | typedef struct ev_fork |
381 | { |
401 | { |
382 | EV_WATCHER (ev_fork) |
402 | EV_WATCHER (ev_fork) |
383 | } ev_fork; |
403 | } ev_fork; |
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404 | #endif |
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405 | |
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406 | #if EV_CLEANUP_ENABLE |
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407 | /* is invoked just before the loop gets destroyed */ |
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408 | /* revent EV_CLEANUP */ |
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409 | typedef struct ev_cleanup |
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410 | { |
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411 | EV_WATCHER (ev_cleanup) |
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412 | } ev_cleanup; |
384 | #endif |
413 | #endif |
385 | |
414 | |
386 | #if EV_EMBED_ENABLE |
415 | #if EV_EMBED_ENABLE |
387 | /* used to embed an event loop inside another */ |
416 | /* used to embed an event loop inside another */ |
388 | /* the callback gets invoked when the event loop has handled events, and can be 0 */ |
417 | /* the callback gets invoked when the event loop has handled events, and can be 0 */ |
… | |
… | |
396 | ev_check check; /* unused */ |
425 | ev_check check; /* unused */ |
397 | ev_timer timer; /* unused */ |
426 | ev_timer timer; /* unused */ |
398 | ev_periodic periodic; /* unused */ |
427 | ev_periodic periodic; /* unused */ |
399 | ev_idle idle; /* unused */ |
428 | ev_idle idle; /* unused */ |
400 | ev_fork fork; /* private */ |
429 | ev_fork fork; /* private */ |
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430 | #if EV_CLEANUP_ENABLE |
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431 | ev_cleanup cleanup; /* unused */ |
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432 | #endif |
401 | } ev_embed; |
433 | } ev_embed; |
402 | #endif |
434 | #endif |
403 | |
435 | |
404 | #if EV_ASYNC_ENABLE |
436 | #if EV_ASYNC_ENABLE |
405 | /* invoked when somebody calls ev_async_send on the watcher */ |
437 | /* invoked when somebody calls ev_async_send on the watcher */ |
… | |
… | |
434 | struct ev_prepare prepare; |
466 | struct ev_prepare prepare; |
435 | struct ev_check check; |
467 | struct ev_check check; |
436 | #if EV_FORK_ENABLE |
468 | #if EV_FORK_ENABLE |
437 | struct ev_fork fork; |
469 | struct ev_fork fork; |
438 | #endif |
470 | #endif |
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471 | #if EV_CLEANUP_ENABLE |
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472 | struct ev_cleanup cleanup; |
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473 | #endif |
439 | #if EV_EMBED_ENABLE |
474 | #if EV_EMBED_ENABLE |
440 | struct ev_embed embed; |
475 | struct ev_embed embed; |
441 | #endif |
476 | #endif |
442 | #if EV_ASYNC_ENABLE |
477 | #if EV_ASYNC_ENABLE |
443 | struct ev_async async; |
478 | struct ev_async async; |
444 | #endif |
479 | #endif |
445 | }; |
480 | }; |
446 | |
481 | |
447 | //TODO: enum? |
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448 | /* bits for ev_default_loop and ev_loop_new */ |
482 | /* flag bits for ev_default_loop and ev_loop_new */ |
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483 | enum { |
449 | /* the default */ |
484 | /* the default */ |
450 | #define EVFLAG_AUTO 0x00000000U /* not quite a mask */ |
485 | EVFLAG_AUTO = 0x00000000U, /* not quite a mask */ |
451 | /* flag bits */ |
486 | /* flag bits */ |
452 | #define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */ |
487 | EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */ |
453 | #define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */ |
488 | EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */ |
454 | /* debugging/feature disable */ |
489 | /* debugging/feature disable */ |
455 | #define EVFLAG_NOINOTIFY 0x00100000U /* do not attempt to use inotify */ |
490 | EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */ |
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491 | #if EV_COMPAT3 |
456 | #define EVFLAG_NOSIGFD 0 /* compatibility to pre-3.9 */ |
492 | EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */ |
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493 | #endif |
457 | #define EVFLAG_SIGNALFD 0x00200000U /* attempt to use signalfd */ |
494 | EVFLAG_SIGNALFD = 0x00200000U, /* attempt to use signalfd */ |
458 | //TODO: enum? |
495 | EVFLAG_NOSIGMASK = 0x00400000U /* avoid modifying the signal mask */ |
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496 | }; |
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497 | |
459 | /* method bits to be ored together */ |
498 | /* method bits to be ored together */ |
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499 | enum { |
460 | #define EVBACKEND_SELECT 0x00000001U /* about anywhere */ |
500 | EVBACKEND_SELECT = 0x00000001U, /* about anywhere */ |
461 | #define EVBACKEND_POLL 0x00000002U /* !win */ |
501 | EVBACKEND_POLL = 0x00000002U, /* !win */ |
462 | #define EVBACKEND_EPOLL 0x00000004U /* linux */ |
502 | EVBACKEND_EPOLL = 0x00000004U, /* linux */ |
463 | #define EVBACKEND_KQUEUE 0x00000008U /* bsd */ |
503 | EVBACKEND_KQUEUE = 0x00000008U, /* bsd */ |
464 | #define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */ |
504 | EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ |
465 | #define EVBACKEND_PORT 0x00000020U /* solaris 10 */ |
505 | EVBACKEND_PORT = 0x00000020U, /* solaris 10 */ |
466 | #define EVBACKEND_ALL 0x0000003FU |
506 | EVBACKEND_ALL = 0x0000003FU, /* all known backends */ |
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507 | EVBACKEND_MASK = 0x0000FFFFU /* all future backends */ |
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508 | }; |
467 | |
509 | |
468 | #if EV_PROTOTYPES |
510 | #if EV_PROTOTYPES |
469 | int ev_version_major (void); |
511 | int ev_version_major (void); |
470 | int ev_version_minor (void); |
512 | int ev_version_minor (void); |
471 | |
513 | |
… | |
… | |
489 | * (such as failed select, poll, epoll_wait) |
531 | * (such as failed select, poll, epoll_wait) |
490 | */ |
532 | */ |
491 | void ev_set_syserr_cb (void (*cb)(const char *msg)); |
533 | void ev_set_syserr_cb (void (*cb)(const char *msg)); |
492 | |
534 | |
493 | #if EV_MULTIPLICITY |
535 | #if EV_MULTIPLICITY |
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536 | |
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537 | /* the default loop is the only one that handles signals and child watchers */ |
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538 | /* you can call this as often as you like */ |
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539 | struct ev_loop *ev_default_loop (unsigned int flags EV_CPP (= 0)); |
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540 | |
494 | EV_INLINE struct ev_loop * |
541 | EV_INLINE struct ev_loop * |
495 | ev_default_loop_uc (void) |
542 | ev_default_loop_uc_ (void) |
496 | { |
543 | { |
497 | extern struct ev_loop *ev_default_loop_ptr; |
544 | extern struct ev_loop *ev_default_loop_ptr; |
498 | |
545 | |
499 | return ev_default_loop_ptr; |
546 | return ev_default_loop_ptr; |
500 | } |
547 | } |
501 | |
548 | |
502 | /* the default loop is the only one that handles signals and child watchers */ |
549 | EV_INLINE int |
503 | /* you can call this as often as you like */ |
550 | ev_is_default_loop (EV_P) |
504 | EV_INLINE struct ev_loop * |
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505 | ev_default_loop (unsigned int flags) |
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506 | { |
551 | { |
507 | struct ev_loop *loop = ev_default_loop_uc (); |
552 | return EV_A == EV_DEFAULT_UC; |
508 | |
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509 | if (!loop) |
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510 | { |
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511 | extern struct ev_loop *ev_default_loop_init (unsigned int flags); |
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512 | |
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513 | loop = ev_default_loop_init (flags); |
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514 | } |
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515 | |
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516 | return loop; |
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517 | } |
553 | } |
518 | |
554 | |
519 | /* create and destroy alternative loops that don't handle signals */ |
555 | /* create and destroy alternative loops that don't handle signals */ |
520 | struct ev_loop *ev_loop_new (unsigned int flags); |
556 | struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)); |
521 | void ev_loop_destroy (EV_P); |
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522 | void ev_loop_fork (EV_P); |
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523 | |
557 | |
524 | ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ |
558 | ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ |
525 | |
559 | |
526 | #else |
560 | #else |
527 | |
561 | |
528 | int ev_default_loop (unsigned int flags); /* returns true when successful */ |
562 | int ev_default_loop (unsigned int flags EV_CPP (= 0)); /* returns true when successful */ |
529 | |
563 | |
530 | EV_INLINE ev_tstamp |
564 | EV_INLINE ev_tstamp |
531 | ev_now (void) |
565 | ev_now (void) |
532 | { |
566 | { |
533 | extern ev_tstamp ev_rt_now; |
567 | extern ev_tstamp ev_rt_now; |
534 | |
568 | |
535 | return ev_rt_now; |
569 | return ev_rt_now; |
536 | } |
570 | } |
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571 | |
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572 | /* looks weird, but ev_is_default_loop (EV_A) still works if this exists */ |
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573 | EV_INLINE int |
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574 | ev_is_default_loop (void) |
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575 | { |
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576 | return 1; |
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577 | } |
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578 | |
537 | #endif /* multiplicity */ |
579 | #endif /* multiplicity */ |
538 | |
580 | |
539 | EV_INLINE int |
581 | /* destroy event loops, also works for the default loop */ |
540 | ev_is_default_loop (EV_P) |
582 | void ev_loop_destroy (EV_P); |
541 | { |
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542 | #if EV_MULTIPLICITY |
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543 | extern struct ev_loop *ev_default_loop_ptr; |
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544 | |
583 | |
545 | return !!(EV_A == ev_default_loop_ptr); |
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546 | #else |
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547 | return 1; |
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548 | #endif |
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549 | } |
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550 | |
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551 | void ev_default_destroy (void); /* destroy the default loop */ |
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552 | /* this needs to be called after fork, to duplicate the default loop */ |
584 | /* this needs to be called after fork, to duplicate the loop */ |
553 | /* if you create alternative loops you have to call ev_loop_fork on them */ |
585 | /* when you want to re-use it in the child */ |
554 | /* you can call it in either the parent or the child */ |
586 | /* you can call it in either the parent or the child */ |
555 | /* you can actually call it at any time, anywhere :) */ |
587 | /* you can actually call it at any time, anywhere :) */ |
556 | void ev_default_fork (void); |
588 | void ev_loop_fork (EV_P); |
557 | |
589 | |
558 | unsigned int ev_backend (EV_P); /* backend in use by loop */ |
590 | unsigned int ev_backend (EV_P); /* backend in use by loop */ |
559 | |
591 | |
560 | void ev_now_update (EV_P); /* update event loop time */ |
592 | void ev_now_update (EV_P); /* update event loop time */ |
561 | |
593 | |
… | |
… | |
566 | void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)); |
598 | void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)); |
567 | #endif |
599 | #endif |
568 | |
600 | |
569 | #endif /* prototypes */ |
601 | #endif /* prototypes */ |
570 | |
602 | |
571 | //TODO: enum? |
603 | /* ev_run flags values */ |
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604 | enum { |
572 | #define EVRUN_NOWAIT 1 /* do not block/wait */ |
605 | EVRUN_NOWAIT = 1, /* do not block/wait */ |
573 | #define EVRUN_ONCE 2 /* block *once* only */ |
606 | EVRUN_ONCE = 2 /* block *once* only */ |
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607 | }; |
574 | |
608 | |
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609 | /* ev_break how values */ |
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610 | enum { |
575 | #define EVBREAK_CANCEL 0 /* undo unloop */ |
611 | EVBREAK_CANCEL = 0, /* undo unloop */ |
576 | #define EVBREAK_ONE 1 /* unloop once */ |
612 | EVBREAK_ONE = 1, /* unloop once */ |
577 | #define EVBREAK_ALL 2 /* unloop all loops */ |
613 | EVBREAK_ALL = 2 /* unloop all loops */ |
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614 | }; |
578 | |
615 | |
579 | #if EV_PROTOTYPES |
616 | #if EV_PROTOTYPES |
580 | void ev_run (EV_P_ int flags); |
617 | void ev_run (EV_P_ int flags EV_CPP (= 0)); |
581 | void ev_break (EV_P_ int how); /* set to 1 to break out of event loop, set to 2 to break out of all event loops */ |
618 | void ev_break (EV_P_ int how EV_CPP (= EVBREAK_ONE)); /* break out of the loop */ |
582 | |
619 | |
583 | /* |
620 | /* |
584 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
621 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
585 | * keeps one reference. if you have a long-running watcher you never unregister that |
622 | * keeps one reference. if you have a long-running watcher you never unregister that |
586 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
623 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
… | |
… | |
638 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
675 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
639 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
676 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
640 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
677 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
641 | #define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) |
678 | #define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) |
642 | #define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ |
679 | #define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ |
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680 | #define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */ |
643 | #define ev_async_set(ev) /* nop, yes, this is a serious in-joke */ |
681 | #define ev_async_set(ev) /* nop, yes, this is a serious in-joke */ |
644 | |
682 | |
645 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
683 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
646 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
684 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
647 | #define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) |
685 | #define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) |
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651 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
689 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
652 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
690 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
653 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
691 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
654 | #define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) |
692 | #define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) |
655 | #define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) |
693 | #define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) |
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694 | #define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0) |
656 | #define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) |
695 | #define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) |
657 | |
696 | |
658 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
697 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
659 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
698 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
660 | |
699 | |
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681 | /* feeds an event into a watcher as if the event actually occured */ |
720 | /* feeds an event into a watcher as if the event actually occured */ |
682 | /* accepts any ev_watcher type */ |
721 | /* accepts any ev_watcher type */ |
683 | void ev_feed_event (EV_P_ void *w, int revents); |
722 | void ev_feed_event (EV_P_ void *w, int revents); |
684 | void ev_feed_fd_event (EV_P_ int fd, int revents); |
723 | void ev_feed_fd_event (EV_P_ int fd, int revents); |
685 | #if EV_SIGNAL_ENABLE |
724 | #if EV_SIGNAL_ENABLE |
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725 | void ev_feed_signal (int signum); |
686 | void ev_feed_signal_event (EV_P_ int signum); |
726 | void ev_feed_signal_event (EV_P_ int signum); |
687 | #endif |
727 | #endif |
688 | void ev_invoke (EV_P_ void *w, int revents); |
728 | void ev_invoke (EV_P_ void *w, int revents); |
689 | int ev_clear_pending (EV_P_ void *w); |
729 | int ev_clear_pending (EV_P_ void *w); |
690 | |
730 | |
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740 | # if EV_FORK_ENABLE |
780 | # if EV_FORK_ENABLE |
741 | void ev_fork_start (EV_P_ ev_fork *w); |
781 | void ev_fork_start (EV_P_ ev_fork *w); |
742 | void ev_fork_stop (EV_P_ ev_fork *w); |
782 | void ev_fork_stop (EV_P_ ev_fork *w); |
743 | # endif |
783 | # endif |
744 | |
784 | |
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785 | # if EV_CLEANUP_ENABLE |
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786 | void ev_cleanup_start (EV_P_ ev_cleanup *w); |
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787 | void ev_cleanup_stop (EV_P_ ev_cleanup *w); |
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788 | # endif |
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789 | |
745 | # if EV_EMBED_ENABLE |
790 | # if EV_EMBED_ENABLE |
746 | /* only supported when loop to be embedded is in fact embeddable */ |
791 | /* only supported when loop to be embedded is in fact embeddable */ |
747 | void ev_embed_start (EV_P_ ev_embed *w); |
792 | void ev_embed_start (EV_P_ ev_embed *w); |
748 | void ev_embed_stop (EV_P_ ev_embed *w); |
793 | void ev_embed_stop (EV_P_ ev_embed *w); |
749 | void ev_embed_sweep (EV_P_ ev_embed *w); |
794 | void ev_embed_sweep (EV_P_ ev_embed *w); |
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752 | # if EV_ASYNC_ENABLE |
797 | # if EV_ASYNC_ENABLE |
753 | void ev_async_start (EV_P_ ev_async *w); |
798 | void ev_async_start (EV_P_ ev_async *w); |
754 | void ev_async_stop (EV_P_ ev_async *w); |
799 | void ev_async_stop (EV_P_ ev_async *w); |
755 | void ev_async_send (EV_P_ ev_async *w); |
800 | void ev_async_send (EV_P_ ev_async *w); |
756 | # endif |
801 | # endif |
757 | |
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758 | /* pre-4.0 compatibility */ |
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759 | #ifndef EV_COMPAT3 |
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760 | # define EV_COMPAT3 1 |
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761 | #endif |
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762 | |
802 | |
763 | #if EV_COMPAT3 |
803 | #if EV_COMPAT3 |
764 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
804 | #define EVLOOP_NONBLOCK EVRUN_NOWAIT |
765 | #define EVLOOP_ONESHOT EVRUN_ONCE |
805 | #define EVLOOP_ONESHOT EVRUN_ONCE |
766 | #define EVUNLOOP_CANCEL EVBREAK_CANCEL |
806 | #define EVUNLOOP_CANCEL EVBREAK_CANCEL |
767 | #define EVUNLOOP_ONE EVBREAK_ONE |
807 | #define EVUNLOOP_ONE EVBREAK_ONE |
768 | #define EVUNLOOP_ALL EVBREAK_ALL |
808 | #define EVUNLOOP_ALL EVBREAK_ALL |
769 | #if EV_PROTOTYPES |
809 | #if EV_PROTOTYPES |
770 | EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); } |
810 | EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); } |
771 | EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); } |
811 | EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); } |
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812 | EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); } |
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813 | EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); } |
772 | #if EV_FEATURE_API |
814 | #if EV_FEATURE_API |
773 | EV_INLINE void ev_loop_count (EV_P) { ev_iteration (EV_A); } |
815 | EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); } |
774 | EV_INLINE void ev_loop_depth (EV_P) { ev_depth (EV_A); } |
816 | EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); } |
775 | EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); } |
817 | EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); } |
776 | #endif |
818 | #endif |
777 | #endif |
819 | #endif |
778 | #else |
820 | #else |
779 | typedef struct ev_loop ev_loop; |
821 | typedef struct ev_loop ev_loop; |
780 | #endif |
822 | #endif |
781 | |
823 | |
782 | #endif |
824 | #endif |
783 | |
825 | |
784 | #ifdef __cplusplus |
826 | EV_CPP(}) |
785 | } |
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786 | #endif |
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787 | |
827 | |
788 | #endif |
828 | #endif |
789 | |
829 | |