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298 | /* if timeout is < 0, do wait indefinitely */ |
298 | /* if timeout is < 0, do wait indefinitely */ |
299 | void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
299 | void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
300 | #endif |
300 | #endif |
301 | |
301 | |
302 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
302 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
303 | /* either use ev_watcher_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ |
303 | /* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ |
304 | #define ev_watcher_init(ev,cb_) do { \ |
304 | #define ev_init(ev,cb_) do { \ |
305 | ((struct ev_watcher *)(void *)(ev))->active = \ |
305 | ((struct ev_watcher *)(void *)(ev))->active = \ |
306 | ((struct ev_watcher *)(void *)(ev))->pending = \ |
306 | ((struct ev_watcher *)(void *)(ev))->pending = \ |
307 | ((struct ev_watcher *)(void *)(ev))->priority = 0; \ |
307 | ((struct ev_watcher *)(void *)(ev))->priority = 0; \ |
308 | (ev)->cb = (cb_); \ |
308 | ev_set_cb ((ev), cb_); \ |
309 | } while (0) |
309 | } while (0) |
310 | |
310 | |
311 | #define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) |
311 | #define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) |
312 | #define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) |
312 | #define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) |
313 | #define ev_periodic_set(ev,at_,ival_,res_) do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0) |
313 | #define ev_periodic_set(ev,at_,ival_,res_) do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0) |
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315 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
315 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
316 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
316 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
317 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
317 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
318 | #define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) |
318 | #define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) |
319 | |
319 | |
320 | #define ev_io_init(ev,cb,fd,events) do { ev_watcher_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
320 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
321 | #define ev_timer_init(ev,cb,after,repeat) do { ev_watcher_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
321 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
322 | #define ev_periodic_init(ev,cb,at,ival,res) do { ev_watcher_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0) |
322 | #define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0) |
323 | #define ev_signal_init(ev,cb,signum) do { ev_watcher_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
323 | #define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
324 | #define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
324 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
325 | #define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
325 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
326 | #define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
326 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
327 | #define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) |
327 | #define ev_child_init(ev,cb,pid) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) |
328 | |
328 | |
329 | #define ev_is_pending(ev) (0 + ((struct ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
329 | #define ev_is_pending(ev) (0 + ((struct ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
330 | #define ev_is_active(ev) (0 + ((struct ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
330 | #define ev_is_active(ev) (0 + ((struct ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
331 | |
331 | |
332 | #define ev_priority(ev) ((struct ev_watcher *)(void *)(ev))->priority /* rw */ |
332 | #define ev_priority(ev) ((struct ev_watcher *)(void *)(ev))->priority /* rw */ |
333 | #define ev_cb(ev) (ev)->cb /* rw */ |
333 | #define ev_cb(ev) (ev)->cb /* rw */ |
334 | #define ev_set_priority(ev,pri) ev_priority (ev) = (pri) |
334 | #define ev_set_priority(ev,pri) ev_priority (ev) = (pri) |
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335 | |
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336 | #ifndef ev_set_cb |
335 | #define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) |
337 | # define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) |
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338 | #endif |
336 | |
339 | |
337 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
340 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
338 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
341 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
339 | #if EV_PROTOTYPES |
342 | #if EV_PROTOTYPES |
340 | |
343 | |