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Comparing libev/ev.h (file contents):
Revision 1.149 by root, Sun Oct 24 17:58:41 2010 UTC vs.
Revision 1.155 by root, Thu Nov 4 18:40:09 2010 UTC

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101 101
102#ifndef EV_FORK_ENABLE 102#ifndef EV_FORK_ENABLE
103# define EV_FORK_ENABLE EV_FEATURE_WATCHERS 103# define EV_FORK_ENABLE EV_FEATURE_WATCHERS
104#endif 104#endif
105 105
106#ifndef EV_CLEANUP_ENABLE
107# define EV_CLEANUP_ENABLE EV_FEATURE_WATCHERS
108#endif
109
106#ifndef EV_SIGNAL_ENABLE 110#ifndef EV_SIGNAL_ENABLE
107# define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS 111# define EV_SIGNAL_ENABLE EV_FEATURE_WATCHERS
108#endif 112#endif
109 113
110#ifndef EV_CHILD_ENABLE 114#ifndef EV_CHILD_ENABLE
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191#define EV_VERSION_MAJOR 4 195#define EV_VERSION_MAJOR 4
192#define EV_VERSION_MINOR 0 196#define EV_VERSION_MINOR 0
193 197
194/* eventmask, revents, events... */ 198/* eventmask, revents, events... */
195enum { 199enum {
196 EV_UNDEF = -1, /* guaranteed to be invalid */ 200 EV_UNDEF = 0xFFFFFFFF, /* guaranteed to be invalid */
197 EV_NONE = 0x00, /* no events */ 201 EV_NONE = 0x00, /* no events */
198 EV_READ = 0x01, /* ev_io detected read will not block */ 202 EV_READ = 0x01, /* ev_io detected read will not block */
199 EV_WRITE = 0x02, /* ev_io detected write will not block */ 203 EV_WRITE = 0x02, /* ev_io detected write will not block */
200 EV__IOFDSET = 0x80, /* internal use only */ 204 EV__IOFDSET = 0x80, /* internal use only */
201 EV_IO = EV_READ, /* alias for type-detection */ 205 EV_IO = EV_READ, /* alias for type-detection */
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210 EV_IDLE = 0x00002000, /* event loop is idling */ 214 EV_IDLE = 0x00002000, /* event loop is idling */
211 EV_PREPARE = 0x00004000, /* event loop about to poll */ 215 EV_PREPARE = 0x00004000, /* event loop about to poll */
212 EV_CHECK = 0x00008000, /* event loop finished poll */ 216 EV_CHECK = 0x00008000, /* event loop finished poll */
213 EV_EMBED = 0x00010000, /* embedded event loop needs sweep */ 217 EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
214 EV_FORK = 0x00020000, /* event loop resumed in child */ 218 EV_FORK = 0x00020000, /* event loop resumed in child */
219 EV_CLEANUP = 0x00040000, /* event loop resumed in child */
215 EV_ASYNC = 0x00040000, /* async intra-loop signal */ 220 EV_ASYNC = 0x00080000, /* async intra-loop signal */
216 EV_CUSTOM = 0x01000000, /* for use by user code */ 221 EV_CUSTOM = 0x01000000, /* for use by user code */
217 EV_ERROR = 0x80000000 /* sent when an error occurs */ 222 EV_ERROR = 0x80000000 /* sent when an error occurs */
218}; 223};
219 224
220/* 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 */
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389 EV_WATCHER (ev_check) 394 EV_WATCHER (ev_check)
390} ev_check; 395} ev_check;
391 396
392#if EV_FORK_ENABLE 397#if EV_FORK_ENABLE
393/* 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 */
399/* revent EV_FORK */
394typedef struct ev_fork 400typedef struct ev_fork
395{ 401{
396 EV_WATCHER (ev_fork) 402 EV_WATCHER (ev_fork)
397} ev_fork; 403} ev_fork;
404#endif
405
406#if EV_CLEANUP_ENABLE
407/* is invoked just before the loop gets destroyed */
408/* revent EV_CLEANUP */
409typedef struct ev_cleanup
410{
411 EV_WATCHER (ev_cleanup)
412} ev_cleanup;
398#endif 413#endif
399 414
400#if EV_EMBED_ENABLE 415#if EV_EMBED_ENABLE
401/* used to embed an event loop inside another */ 416/* used to embed an event loop inside another */
402/* 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 */
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410 ev_check check; /* unused */ 425 ev_check check; /* unused */
411 ev_timer timer; /* unused */ 426 ev_timer timer; /* unused */
412 ev_periodic periodic; /* unused */ 427 ev_periodic periodic; /* unused */
413 ev_idle idle; /* unused */ 428 ev_idle idle; /* unused */
414 ev_fork fork; /* private */ 429 ev_fork fork; /* private */
430#if EV_CLEANUP_ENABLE
431 ev_cleanup cleanup; /* unused */
432#endif
415} ev_embed; 433} ev_embed;
416#endif 434#endif
417 435
418#if EV_ASYNC_ENABLE 436#if EV_ASYNC_ENABLE
419/* invoked when somebody calls ev_async_send on the watcher */ 437/* invoked when somebody calls ev_async_send on the watcher */
… …
447#endif 465#endif
448 struct ev_prepare prepare; 466 struct ev_prepare prepare;
449 struct ev_check check; 467 struct ev_check check;
450#if EV_FORK_ENABLE 468#if EV_FORK_ENABLE
451 struct ev_fork fork; 469 struct ev_fork fork;
470#endif
471#if EV_CLEANUP_ENABLE
472 struct ev_cleanup cleanup;
452#endif 473#endif
453#if EV_EMBED_ENABLE 474#if EV_EMBED_ENABLE
454 struct ev_embed embed; 475 struct ev_embed embed;
455#endif 476#endif
456#if EV_ASYNC_ENABLE 477#if EV_ASYNC_ENABLE
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529 return EV_A == EV_DEFAULT_UC; 550 return EV_A == EV_DEFAULT_UC;
530} 551}
531 552
532/* create and destroy alternative loops that don't handle signals */ 553/* create and destroy alternative loops that don't handle signals */
533struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0)); 554struct ev_loop *ev_loop_new (unsigned int flags EV_CPP (= 0));
534/* destroy event loops, also works for the default loop */
535void ev_loop_destroy (EV_P);
536 555
537ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ 556ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */
538 557
539#else 558#else
540 559
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554{ 573{
555 return 1; 574 return 1;
556} 575}
557 576
558#endif /* multiplicity */ 577#endif /* multiplicity */
578
579/* destroy event loops, also works for the default loop */
580void ev_loop_destroy (EV_P);
559 581
560/* this needs to be called after fork, to duplicate the loop */ 582/* this needs to be called after fork, to duplicate the loop */
561/* when you want to re-use it in the child */ 583/* when you want to re-use it in the child */
562/* you can call it in either the parent or the child */ 584/* you can call it in either the parent or the child */
563/* you can actually call it at any time, anywhere :) */ 585/* you can actually call it at any time, anywhere :) */
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651#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ 673#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
652#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ 674#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
653#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ 675#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
654#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) 676#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
655#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ 677#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
678#define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */
656#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */ 679#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */
657 680
658#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) 681#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
659#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) 682#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
660#define ev_periodic_init(ev,cb,ofs,ival,rcb) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(ofs),(ival),(rcb)); } while (0) 683#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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664#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) 687#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
665#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) 688#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
666#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) 689#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
667#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) 690#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
668#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) 691#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
692#define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0)
669#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0) 693#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
670 694
671#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ 695#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
672#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ 696#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */
673 697
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751#endif 775#endif
752 776
753# if EV_FORK_ENABLE 777# if EV_FORK_ENABLE
754void ev_fork_start (EV_P_ ev_fork *w); 778void ev_fork_start (EV_P_ ev_fork *w);
755void ev_fork_stop (EV_P_ ev_fork *w); 779void ev_fork_stop (EV_P_ ev_fork *w);
780# endif
781
782# if EV_CLEANUP_ENABLE
783void ev_cleanup_start (EV_P_ ev_cleanup *w);
784void ev_cleanup_stop (EV_P_ ev_cleanup *w);
756# endif 785# endif
757 786
758# if EV_EMBED_ENABLE 787# if EV_EMBED_ENABLE
759/* only supported when loop to be embedded is in fact embeddable */ 788/* only supported when loop to be embedded is in fact embeddable */
760void ev_embed_start (EV_P_ ev_embed *w); 789void ev_embed_start (EV_P_ ev_embed *w);
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778 EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); } 807 EV_INLINE void ev_loop (EV_P_ int flags) { ev_run (EV_A_ flags); }
779 EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); } 808 EV_INLINE void ev_unloop (EV_P_ int how ) { ev_break (EV_A_ how ); }
780 EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); } 809 EV_INLINE void ev_default_destroy (void) { ev_loop_destroy (EV_DEFAULT); }
781 EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); } 810 EV_INLINE void ev_default_fork (void) { ev_loop_fork (EV_DEFAULT); }
782 #if EV_FEATURE_API 811 #if EV_FEATURE_API
783 EV_INLINE void ev_loop_count (EV_P) { ev_iteration (EV_A); } 812 EV_INLINE unsigned int ev_loop_count (EV_P) { return ev_iteration (EV_A); }
784 EV_INLINE void ev_loop_depth (EV_P) { ev_depth (EV_A); } 813 EV_INLINE unsigned int ev_loop_depth (EV_P) { return ev_depth (EV_A); }
785 EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); } 814 EV_INLINE void ev_loop_verify (EV_P) { ev_verify (EV_A); }
786 #endif 815 #endif
787 #endif 816 #endif
788#else 817#else
789 typedef struct ev_loop ev_loop; 818 typedef struct ev_loop ev_loop;
790#endif 819#endif

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