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97 | /* eventmask, revents, events... */ |
97 | /* eventmask, revents, events... */ |
98 | #define EV_UNDEF -1L /* guaranteed to be invalid */ |
98 | #define EV_UNDEF -1L /* guaranteed to be invalid */ |
99 | #define EV_NONE 0x00L /* no events */ |
99 | #define EV_NONE 0x00L /* no events */ |
100 | #define EV_READ 0x01L /* ev_io detected read will not block */ |
100 | #define EV_READ 0x01L /* ev_io detected read will not block */ |
101 | #define EV_WRITE 0x02L /* ev_io detected write will not block */ |
101 | #define EV_WRITE 0x02L /* ev_io detected write will not block */ |
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102 | #define EV_IOFDSET 0x80L /* internal use only */ |
102 | #define EV_TIMEOUT 0x00000100L /* timer timed out */ |
103 | #define EV_TIMEOUT 0x00000100L /* timer timed out */ |
103 | #define EV_PERIODIC 0x00000200L /* periodic timer timed out */ |
104 | #define EV_PERIODIC 0x00000200L /* periodic timer timed out */ |
104 | #define EV_SIGNAL 0x00000400L /* signal was received */ |
105 | #define EV_SIGNAL 0x00000400L /* signal was received */ |
105 | #define EV_CHILD 0x00000800L /* child/pid had status change */ |
106 | #define EV_CHILD 0x00000800L /* child/pid had status change */ |
106 | #define EV_STAT 0x00001000L /* stat data changed */ |
107 | #define EV_STAT 0x00001000L /* stat data changed */ |
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282 | /* the callback gets invoked when the event loop has handled events, and can be 0 */ |
283 | /* the callback gets invoked when the event loop has handled events, and can be 0 */ |
283 | typedef struct ev_embed |
284 | typedef struct ev_embed |
284 | { |
285 | { |
285 | EV_WATCHER (ev_embed) |
286 | EV_WATCHER (ev_embed) |
286 | |
287 | |
287 | ev_io io; /* private */ |
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288 | struct ev_loop *loop; /* ro */ |
288 | struct ev_loop *other; /* ro */ |
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289 | ev_io io; /* private */ |
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290 | ev_prepare prepare; /* private */ |
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291 | ev_check check; /* unused */ |
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292 | ev_timer timer; /* unused */ |
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293 | ev_periodic periodic; /* unused */ |
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294 | ev_idle idle; /* unused */ |
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295 | ev_fork fork; /* unused */ |
289 | } ev_embed; |
296 | } ev_embed; |
290 | #endif |
297 | #endif |
291 | |
298 | |
292 | /* the presence of this union forces similar struct layout */ |
299 | /* the presence of this union forces similar struct layout */ |
293 | union ev_any_watcher |
300 | union ev_any_watcher |
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430 | ((ev_watcher *)(void *)(ev))->pending = \ |
437 | ((ev_watcher *)(void *)(ev))->pending = \ |
431 | ((ev_watcher *)(void *)(ev))->priority = 0; \ |
438 | ((ev_watcher *)(void *)(ev))->priority = 0; \ |
432 | ev_set_cb ((ev), cb_); \ |
439 | ev_set_cb ((ev), cb_); \ |
433 | } while (0) |
440 | } while (0) |
434 | |
441 | |
435 | #define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) |
442 | #define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) | EV_IOFDSET; } while (0) |
436 | #define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) |
443 | #define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) |
437 | #define ev_periodic_set(ev,ofs_,ival_,res_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0) |
444 | #define ev_periodic_set(ev,ofs_,ival_,res_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0) |
438 | #define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) |
445 | #define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) |
439 | #define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) |
446 | #define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) |
440 | #define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0) |
447 | #define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0) |
441 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
448 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
442 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
449 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
443 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
450 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
444 | #define ev_embed_set(ev,loop_) do { (ev)->loop = (loop_); } while (0) |
451 | #define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0) |
445 | #define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ |
452 | #define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */ |
446 | |
453 | |
447 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
454 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
448 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
455 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
449 | #define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0) |
456 | #define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0) |
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451 | #define ev_child_init(ev,cb,pid) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) |
458 | #define ev_child_init(ev,cb,pid) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) |
452 | #define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_path_set ((ev),(path),(interval)); } while (0) |
459 | #define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_path_set ((ev),(path),(interval)); } while (0) |
453 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
460 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
454 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
461 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
455 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
462 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
456 | #define ev_embed_init(ev,cb,loop) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(loop)); } while (0) |
463 | #define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0) |
457 | #define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) |
464 | #define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0) |
458 | |
465 | |
459 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
466 | #define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
460 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
467 | #define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
461 | |
468 | |