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139 | struct ev_periodic |
139 | struct ev_periodic |
140 | { |
140 | { |
141 | EV_WATCHER_TIME (ev_periodic); |
141 | EV_WATCHER_TIME (ev_periodic); |
142 | |
142 | |
143 | ev_tstamp interval; /* rw */ |
143 | ev_tstamp interval; /* rw */ |
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144 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ |
144 | }; |
145 | }; |
145 | |
146 | |
146 | /* invoked when fd is either EV_READable or EV_WRITEable */ |
147 | /* invoked when fd is either EV_READable or EV_WRITEable */ |
147 | /* revent EV_READ, EV_WRITE */ |
148 | /* revent EV_READ, EV_WRITE */ |
148 | struct ev_io |
149 | struct ev_io |
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194 | int pid; /* ro */ |
195 | int pid; /* ro */ |
195 | int rpid; /* rw, holds the received pid */ |
196 | int rpid; /* rw, holds the received pid */ |
196 | int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */ |
197 | int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */ |
197 | }; |
198 | }; |
198 | |
199 | |
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200 | /* the presence of this union forces similar struct layout */ |
199 | union ev_any_watcher |
201 | union ev_any_watcher |
200 | { |
202 | { |
201 | struct ev_watcher w; |
203 | struct ev_watcher w; |
202 | struct ev_watcher_list wl; |
204 | struct ev_watcher_list wl; |
203 | struct ev_io io; |
205 | struct ev_io io; |
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296 | (ev)->cb = (cb_); \ |
298 | (ev)->cb = (cb_); \ |
297 | } while (0) |
299 | } while (0) |
298 | |
300 | |
299 | #define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) |
301 | #define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) |
300 | #define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) |
302 | #define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) |
301 | #define ev_periodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0) |
303 | #define ev_periodic_set(ev,at_,ival_,res_) do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0) |
302 | #define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) |
304 | #define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) |
303 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
305 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
304 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
306 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
305 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
307 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
306 | #define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) |
308 | #define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) |
307 | |
309 | |
308 | #define ev_io_init(ev,cb,fd,events) do { ev_watcher_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
310 | #define ev_io_init(ev,cb,fd,events) do { ev_watcher_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
309 | #define ev_timer_init(ev,cb,after,repeat) do { ev_watcher_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
311 | #define ev_timer_init(ev,cb,after,repeat) do { ev_watcher_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
310 | #define ev_periodic_init(ev,cb,at,interval) do { ev_watcher_init ((ev), (cb)); ev_periodic_set ((ev),(at),(interval)); } while (0) |
312 | #define ev_periodic_init(ev,cb,at,ival,res) do { ev_watcher_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0) |
311 | #define ev_signal_init(ev,cb,signum) do { ev_watcher_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
313 | #define ev_signal_init(ev,cb,signum) do { ev_watcher_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
312 | #define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
314 | #define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
313 | #define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
315 | #define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
314 | #define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
316 | #define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
315 | #define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) |
317 | #define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) |
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323 | #define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) |
325 | #define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) |
324 | |
326 | |
325 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
327 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
326 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
328 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
327 | #if EV_PROTOTYPES |
329 | #if EV_PROTOTYPES |
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330 | |
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331 | /* feeds an event into a watcher as if the event actually occured */ |
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332 | /* accepts any ev_watcher type */ |
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333 | void ev_feed_event (EV_P_ void *w, int revents); |
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334 | void ev_feed_fd_event (EV_P_ int fd, int revents); |
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335 | void ev_feed_signal_event (EV_P_ int signum); |
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336 | |
328 | void ev_io_start (EV_P_ struct ev_io *w); |
337 | void ev_io_start (EV_P_ struct ev_io *w); |
329 | void ev_io_stop (EV_P_ struct ev_io *w); |
338 | void ev_io_stop (EV_P_ struct ev_io *w); |
330 | |
339 | |
331 | void ev_timer_start (EV_P_ struct ev_timer *w); |
340 | void ev_timer_start (EV_P_ struct ev_timer *w); |
332 | void ev_timer_stop (EV_P_ struct ev_timer *w); |
341 | void ev_timer_stop (EV_P_ struct ev_timer *w); |
333 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
342 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
334 | void ev_timer_again (EV_P_ struct ev_timer *w); |
343 | void ev_timer_again (EV_P_ struct ev_timer *w); |
335 | |
344 | |
336 | void ev_periodic_start (EV_P_ struct ev_periodic *w); |
345 | void ev_periodic_start (EV_P_ struct ev_periodic *w); |
337 | void ev_periodic_stop (EV_P_ struct ev_periodic *w); |
346 | void ev_periodic_stop (EV_P_ struct ev_periodic *w); |
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347 | void ev_periodic_again (EV_P_ struct ev_periodic *w); |
338 | |
348 | |
339 | void ev_idle_start (EV_P_ struct ev_idle *w); |
349 | void ev_idle_start (EV_P_ struct ev_idle *w); |
340 | void ev_idle_stop (EV_P_ struct ev_idle *w); |
350 | void ev_idle_stop (EV_P_ struct ev_idle *w); |
341 | |
351 | |
342 | void ev_prepare_start (EV_P_ struct ev_prepare *w); |
352 | void ev_prepare_start (EV_P_ struct ev_prepare *w); |