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41 | # define EV_MINPRI -2 |
41 | # define EV_MINPRI -2 |
42 | #endif |
42 | #endif |
43 | #ifndef EV_MAXPRI |
43 | #ifndef EV_MAXPRI |
44 | # define EV_MAXPRI +2 |
44 | # define EV_MAXPRI +2 |
45 | #endif |
45 | #endif |
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46 | |
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47 | #define EV_P void |
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48 | #define EV_P_ |
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49 | #define EV_A |
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50 | #define EV_A_ |
46 | |
51 | |
47 | /* eventmask, revents, events... */ |
52 | /* eventmask, revents, events... */ |
48 | #define EV_UNDEF -1 /* guaranteed to be invalid */ |
53 | #define EV_UNDEF -1 /* guaranteed to be invalid */ |
49 | #define EV_NONE 0x00 |
54 | #define EV_NONE 0x00 |
50 | #define EV_READ 0x01 |
55 | #define EV_READ 0x01 |
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80 | #define EV_WATCHER(type) \ |
85 | #define EV_WATCHER(type) \ |
81 | int active; /* private */ \ |
86 | int active; /* private */ \ |
82 | int pending; /* private */ \ |
87 | int pending; /* private */ \ |
83 | int priority; /* ro */ \ |
88 | int priority; /* ro */ \ |
84 | EV_COMMON; /* rw */ \ |
89 | EV_COMMON; /* rw */ \ |
85 | void (*cb)(struct type *, int revents); /* rw */ /* gets invoked with an eventmask */ |
90 | void (*cb)(EV_P_ struct type *, int revents); /* rw */ /* gets invoked with an eventmask */ |
86 | |
91 | |
87 | #define EV_WATCHER_LIST(type) \ |
92 | #define EV_WATCHER_LIST(type) \ |
88 | EV_WATCHER (type); \ |
93 | EV_WATCHER (type); \ |
89 | struct ev_watcher_list *next /* private */ |
94 | struct ev_watcher_list *next /* private */ |
90 | |
95 | |
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185 | #define EVMETHOD_KQUEUE 8 |
190 | #define EVMETHOD_KQUEUE 8 |
186 | #define EVMETHOD_DEVPOLL 16 /* NYI */ |
191 | #define EVMETHOD_DEVPOLL 16 /* NYI */ |
187 | #define EVMETHOD_PORT 32 /* NYI */ |
192 | #define EVMETHOD_PORT 32 /* NYI */ |
188 | #define EVMETHOD_ANY ~0 /* any method, do not consult env */ |
193 | #define EVMETHOD_ANY ~0 /* any method, do not consult env */ |
189 | #if EV_PROTOTYPES |
194 | #if EV_PROTOTYPES |
190 | extern int ev_method; |
195 | int ev_method (EV_P); |
191 | int ev_init (int methods); /* returns ev_method */ |
196 | int ev_init (EV_P_ int methods); /* returns ev_method */ |
192 | int ev_version_major (void); |
197 | int ev_version_major (void); |
193 | int ev_version_minor (void); |
198 | int ev_version_minor (void); |
194 | |
199 | |
195 | /* these three calls are suitable for plugging into pthread_atfork */ |
200 | /* these three calls are suitable for plugging into pthread_atfork */ |
196 | void ev_fork_prepare (void); |
201 | void ev_fork_prepare (void); |
197 | void ev_fork_parent (void); |
202 | void ev_fork_parent (void); |
198 | void ev_fork_child (void); |
203 | void ev_fork_child (void); |
199 | |
204 | |
200 | extern ev_tstamp ev_now; /* time w.r.t. timers and the eventloop, updated after each poll */ |
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201 | ev_tstamp ev_time (void); |
205 | ev_tstamp ev_time (void); |
202 | #endif |
206 | #endif |
203 | |
207 | |
204 | #define EVLOOP_NONBLOCK 1 /* do not block/wait */ |
208 | #define EVLOOP_NONBLOCK 1 /* do not block/wait */ |
205 | #define EVLOOP_ONESHOT 2 /* block *once* only */ |
209 | #define EVLOOP_ONESHOT 2 /* block *once* only */ |
206 | #if EV_PROTOTYPES |
210 | #if EV_PROTOTYPES |
207 | void ev_loop (int flags); |
211 | void ev_loop (EV_P_ int flags); |
208 | extern int ev_loop_done; /* set to 1 to break out of event loop, set to 2 to break out of all event loops */ |
212 | void ev_unloop (EV_P_ int status); /* set to 1 to break out of event loop, set to 2 to break out of all event loops */ |
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213 | |
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214 | ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ |
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215 | |
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216 | /* |
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217 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
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218 | * keeps one reference. if you have a long-runing watcher you never unregister that |
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219 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
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220 | */ |
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221 | void ev_ref (EV_P); |
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222 | void ev_unref (EV_P); |
209 | |
223 | |
210 | /* convinience function, wait for a single event, without registering an event watcher */ |
224 | /* convinience function, wait for a single event, without registering an event watcher */ |
211 | /* if timeout is < 0, do wait indefinitely */ |
225 | /* if timeout is < 0, do wait indefinitely */ |
212 | void ev_once (int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
226 | void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
213 | #endif |
227 | #endif |
214 | |
228 | |
215 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
229 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
216 | /* either use ev_watcher_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ |
230 | /* either use ev_watcher_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ |
217 | #define ev_watcher_init(ev,cb_) do { (ev)->active = (ev)->pending = (ev)->priority = 0; (ev)->cb = (cb_); } while (0) |
231 | #define ev_watcher_init(ev,cb_) do { (ev)->active = (ev)->pending = (ev)->priority = 0; (ev)->cb = (cb_); } while (0) |
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238 | #define ev_set_priority(ev,pri) (ev)->priority = pri |
252 | #define ev_set_priority(ev,pri) (ev)->priority = pri |
239 | |
253 | |
240 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
254 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
241 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
255 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
242 | #if EV_PROTOTYPES |
256 | #if EV_PROTOTYPES |
243 | void ev_io_start (struct ev_io *w); |
257 | void ev_io_start (EV_P_ struct ev_io *w); |
244 | void ev_io_stop (struct ev_io *w); |
258 | void ev_io_stop (EV_P_ struct ev_io *w); |
245 | |
259 | |
246 | void ev_timer_start (struct ev_timer *w); |
260 | void ev_timer_start (EV_P_ struct ev_timer *w); |
247 | void ev_timer_stop (struct ev_timer *w); |
261 | void ev_timer_stop (EV_P_ struct ev_timer *w); |
248 | void ev_timer_again (struct ev_timer *w); /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
262 | void ev_timer_again (EV_P_ struct ev_timer *w); /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
249 | |
263 | |
250 | void ev_periodic_start (struct ev_periodic *w); |
264 | void ev_periodic_start (EV_P_ struct ev_periodic *w); |
251 | void ev_periodic_stop (struct ev_periodic *w); |
265 | void ev_periodic_stop (EV_P_ struct ev_periodic *w); |
252 | |
266 | |
253 | void ev_signal_start (struct ev_signal *w); |
267 | void ev_signal_start (EV_P_ struct ev_signal *w); |
254 | void ev_signal_stop (struct ev_signal *w); |
268 | void ev_signal_stop (EV_P_ struct ev_signal *w); |
255 | |
269 | |
256 | void ev_idle_start (struct ev_idle *w); |
270 | void ev_idle_start (EV_P_ struct ev_idle *w); |
257 | void ev_idle_stop (struct ev_idle *w); |
271 | void ev_idle_stop (EV_P_ struct ev_idle *w); |
258 | |
272 | |
259 | void ev_prepare_start (struct ev_prepare *w); |
273 | void ev_prepare_start (EV_P_ struct ev_prepare *w); |
260 | void ev_prepare_stop (struct ev_prepare *w); |
274 | void ev_prepare_stop (EV_P_ struct ev_prepare *w); |
261 | |
275 | |
262 | void ev_check_start (struct ev_check *w); |
276 | void ev_check_start (EV_P_ struct ev_check *w); |
263 | void ev_check_stop (struct ev_check *w); |
277 | void ev_check_stop (EV_P_ struct ev_check *w); |
264 | |
278 | |
265 | void ev_child_start (struct ev_child *w); |
279 | void ev_child_start (EV_P_ struct ev_child *w); |
266 | void ev_child_stop (struct ev_child *w); |
280 | void ev_child_stop (EV_P_ struct ev_child *w); |
267 | #endif |
281 | #endif |
268 | |
282 | |
269 | #ifdef __cplusplus |
283 | #ifdef __cplusplus |
270 | } |
284 | } |
271 | #endif |
285 | #endif |