… | |
… | |
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
27 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
28 | */ |
28 | */ |
29 | |
29 | |
30 | #ifndef EV_H |
30 | #ifndef EV_H__ |
31 | #define EV_H |
31 | #define EV_H__ |
32 | |
32 | |
33 | #ifdef __cplusplus |
33 | #ifdef __cplusplus |
34 | extern "C" { |
34 | extern "C" { |
35 | #endif |
35 | #endif |
36 | |
36 | |
… | |
… | |
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 |
46 | |
46 | |
|
|
47 | #ifndef EV_MULTIPLICITY |
|
|
48 | # define EV_MULTIPLICITY 1 |
|
|
49 | #endif |
|
|
50 | |
|
|
51 | #ifndef EV_PERIODICS |
|
|
52 | # define EV_PERIODICS 1 |
|
|
53 | #endif |
|
|
54 | |
|
|
55 | /* support multiple event loops? */ |
|
|
56 | #if EV_MULTIPLICITY |
|
|
57 | struct ev_loop; |
|
|
58 | # define EV_P struct ev_loop *loop |
|
|
59 | # define EV_P_ EV_P, |
|
|
60 | # define EV_A loop |
|
|
61 | # define EV_A_ EV_A, |
|
|
62 | # define EV_DEFAULT_A ev_default_loop (0) |
|
|
63 | # define EV_DEFAULT_A_ EV_DEFAULT_A, |
|
|
64 | #else |
|
|
65 | # define EV_P void |
|
|
66 | # define EV_P_ |
|
|
67 | # define EV_A |
|
|
68 | # define EV_A_ |
|
|
69 | # define EV_DEFAULT_A |
|
|
70 | # define EV_DEFAULT_A_ |
|
|
71 | #endif |
|
|
72 | |
47 | /* eventmask, revents, events... */ |
73 | /* eventmask, revents, events... */ |
48 | #define EV_UNDEF -1 /* guaranteed to be invalid */ |
74 | #define EV_UNDEF -1 /* guaranteed to be invalid */ |
49 | #define EV_NONE 0x00 |
75 | #define EV_NONE 0x00 |
50 | #define EV_READ 0x01 |
76 | #define EV_READ 0x01 /* io only */ |
51 | #define EV_WRITE 0x02 |
77 | #define EV_WRITE 0x02 /* io only */ |
52 | #define EV_TIMEOUT 0x000100 |
78 | #define EV_TIMEOUT 0x000100 /* timer only */ |
53 | #define EV_PERIODIC 0x000200 |
79 | #define EV_PERIODIC 0x000200 /* periodic timer only */ |
54 | #define EV_SIGNAL 0x000400 |
80 | #define EV_SIGNAL 0x000400 /* signal only */ |
55 | #define EV_IDLE 0x000800 |
81 | #define EV_IDLE 0x000800 /* idle only */ |
56 | #define EV_CHECK 0x001000 |
82 | #define EV_CHECK 0x001000 /* check only */ |
57 | #define EV_PREPARE 0x002000 |
83 | #define EV_PREPARE 0x002000 /* prepare only */ |
58 | #define EV_CHILD 0x004000 |
84 | #define EV_CHILD 0x004000 /* child/pid only */ |
59 | #define EV_ERROR 0x800000 /* sent when an error occurs */ |
85 | #define EV_ERROR 0x800000 /* sent when an error occurs */ |
60 | |
86 | |
61 | /* can be used to add custom fields to all watchers */ |
87 | /* can be used to add custom fields to all watchers, while losing binary compatibility */ |
62 | #ifndef EV_COMMON |
88 | #ifndef EV_COMMON |
63 | # define EV_COMMON void *data |
89 | # define EV_COMMON void *data; |
64 | #endif |
90 | #endif |
65 | #ifndef EV_PROTOTYPES |
91 | #ifndef EV_PROTOTYPES |
66 | # define EV_PROTOTYPES 1 |
92 | # define EV_PROTOTYPES 1 |
67 | #endif |
93 | #endif |
68 | |
94 | |
69 | #define EV_VERSION_MAJOR 1 |
95 | #define EV_VERSION_MAJOR 1 |
70 | #define EV_VERSION_MINOR 1 |
96 | #define EV_VERSION_MINOR 1 |
|
|
97 | |
|
|
98 | #ifndef EV_CB_DECLARE |
|
|
99 | # define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents); |
|
|
100 | #endif |
|
|
101 | #ifndef EV_CB_INVOKE |
|
|
102 | # define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents)) |
|
|
103 | #endif |
71 | |
104 | |
72 | /* |
105 | /* |
73 | * struct member types: |
106 | * struct member types: |
74 | * private: you can look at them, but not change them, and they might not mean anything to you. |
107 | * private: you can look at them, but not change them, and they might not mean anything to you. |
75 | * ro: can be read anytime, but only changed when the watcher isn't active |
108 | * ro: can be read anytime, but only changed when the watcher isn't active |
… | |
… | |
78 | |
111 | |
79 | /* shared by all watchers */ |
112 | /* shared by all watchers */ |
80 | #define EV_WATCHER(type) \ |
113 | #define EV_WATCHER(type) \ |
81 | int active; /* private */ \ |
114 | int active; /* private */ \ |
82 | int pending; /* private */ \ |
115 | int pending; /* private */ \ |
83 | int priority; /* ro */ \ |
116 | int priority; /* private */ \ |
84 | EV_COMMON; /* rw */ \ |
117 | EV_COMMON /* rw */ \ |
85 | void (*cb)(struct type *, int revents); /* rw */ /* gets invoked with an eventmask */ |
118 | EV_CB_DECLARE (type) /* private */ |
86 | |
119 | |
87 | #define EV_WATCHER_LIST(type) \ |
120 | #define EV_WATCHER_LIST(type) \ |
88 | EV_WATCHER (type); \ |
121 | EV_WATCHER (type) \ |
89 | struct ev_watcher_list *next /* private */ |
122 | struct ev_watcher_list *next; /* private */ |
90 | |
123 | |
91 | #define EV_WATCHER_TIME(type) \ |
124 | #define EV_WATCHER_TIME(type) \ |
92 | EV_WATCHER (type); \ |
125 | EV_WATCHER (type) \ |
93 | ev_tstamp at /* private */ |
126 | ev_tstamp at; /* private */ |
94 | |
127 | |
95 | /* base class, nothing to see here unless you subclass */ |
128 | /* base class, nothing to see here unless you subclass */ |
96 | struct ev_watcher { |
129 | struct ev_watcher |
|
|
130 | { |
97 | EV_WATCHER (ev_watcher); |
131 | EV_WATCHER (ev_watcher) |
98 | }; |
132 | }; |
99 | |
133 | |
100 | /* base class, nothing to see here unless you subclass */ |
134 | /* base class, nothing to see here unless you subclass */ |
101 | struct ev_watcher_list { |
135 | struct ev_watcher_list |
|
|
136 | { |
102 | EV_WATCHER_LIST (ev_watcher_list); |
137 | EV_WATCHER_LIST (ev_watcher_list) |
103 | }; |
138 | }; |
104 | |
139 | |
105 | /* base class, nothing to see here unless you subclass */ |
140 | /* base class, nothing to see here unless you subclass */ |
106 | struct ev_watcher_time { |
141 | struct ev_watcher_time |
|
|
142 | { |
107 | EV_WATCHER_TIME (ev_watcher_time); |
143 | EV_WATCHER_TIME (ev_watcher_time) |
108 | }; |
144 | }; |
109 | |
145 | |
110 | /* invoked after a specific time, repeatable (based on monotonic clock) */ |
146 | /* invoked after a specific time, repeatable (based on monotonic clock) */ |
111 | /* revent EV_TIMEOUT */ |
147 | /* revent EV_TIMEOUT */ |
112 | struct ev_timer |
148 | struct ev_timer |
113 | { |
149 | { |
114 | EV_WATCHER_TIME (ev_timer); |
150 | EV_WATCHER_TIME (ev_timer) |
115 | |
151 | |
116 | ev_tstamp repeat; /* rw */ |
152 | ev_tstamp repeat; /* rw */ |
117 | }; |
153 | }; |
118 | |
154 | |
119 | /* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */ |
155 | /* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */ |
120 | /* revent EV_PERIODIC */ |
156 | /* revent EV_PERIODIC */ |
121 | struct ev_periodic |
157 | struct ev_periodic |
122 | { |
158 | { |
123 | EV_WATCHER_TIME (ev_periodic); |
159 | EV_WATCHER_TIME (ev_periodic) |
124 | |
160 | |
125 | ev_tstamp interval; /* rw */ |
161 | ev_tstamp interval; /* rw */ |
|
|
162 | ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ |
126 | }; |
163 | }; |
127 | |
164 | |
128 | /* invoked when fd is either EV_READable or EV_WRITEable */ |
165 | /* invoked when fd is either EV_READable or EV_WRITEable */ |
129 | /* revent EV_READ, EV_WRITE */ |
166 | /* revent EV_READ, EV_WRITE */ |
130 | struct ev_io |
167 | struct ev_io |
131 | { |
168 | { |
132 | EV_WATCHER_LIST (ev_io); |
169 | EV_WATCHER_LIST (ev_io) |
133 | |
170 | |
134 | int fd; /* ro */ |
171 | int fd; /* ro */ |
135 | int events; /* ro */ |
172 | int events; /* ro */ |
136 | }; |
173 | }; |
137 | |
174 | |
138 | /* invoked when the given signal has been received */ |
175 | /* invoked when the given signal has been received */ |
139 | /* revent EV_SIGNAL */ |
176 | /* revent EV_SIGNAL */ |
140 | struct ev_signal |
177 | struct ev_signal |
141 | { |
178 | { |
142 | EV_WATCHER_LIST (ev_signal); |
179 | EV_WATCHER_LIST (ev_signal) |
143 | |
180 | |
144 | int signum; /* ro */ |
181 | int signum; /* ro */ |
145 | }; |
182 | }; |
146 | |
183 | |
147 | /* invoked when the nothing else needs to be done, keeps the process from blocking */ |
184 | /* invoked when the nothing else needs to be done, keeps the process from blocking */ |
148 | /* revent EV_IDLE */ |
185 | /* revent EV_IDLE */ |
149 | struct ev_idle |
186 | struct ev_idle |
150 | { |
187 | { |
151 | EV_WATCHER (ev_idle); |
188 | EV_WATCHER (ev_idle) |
152 | }; |
189 | }; |
153 | |
190 | |
154 | /* invoked for each run of the mainloop, just before the blocking call */ |
191 | /* invoked for each run of the mainloop, just before the blocking call */ |
155 | /* you can still change events in any way you like */ |
192 | /* you can still change events in any way you like */ |
156 | /* revent EV_PREPARE */ |
193 | /* revent EV_PREPARE */ |
157 | struct ev_prepare |
194 | struct ev_prepare |
158 | { |
195 | { |
159 | EV_WATCHER (ev_prepare); |
196 | EV_WATCHER (ev_prepare) |
160 | }; |
197 | }; |
161 | |
198 | |
162 | /* invoked for each run of the mainloop, just after the blocking call */ |
199 | /* invoked for each run of the mainloop, just after the blocking call */ |
163 | /* revent EV_CHECK */ |
200 | /* revent EV_CHECK */ |
164 | struct ev_check |
201 | struct ev_check |
165 | { |
202 | { |
166 | EV_WATCHER (ev_check); |
203 | EV_WATCHER (ev_check) |
167 | }; |
204 | }; |
168 | |
205 | |
169 | /* invoked when sigchld is received and waitpid indicates the givne pid */ |
206 | /* invoked when sigchld is received and waitpid indicates the givne pid */ |
170 | /* revent EV_CHILD */ |
207 | /* revent EV_CHILD */ |
171 | /* does not support priorities */ |
208 | /* does not support priorities */ |
172 | struct ev_child |
209 | struct ev_child |
173 | { |
210 | { |
174 | EV_WATCHER_LIST (ev_child); |
211 | EV_WATCHER_LIST (ev_child) |
175 | |
212 | |
176 | int pid; /* ro */ |
213 | int pid; /* ro */ |
177 | int rpid; /* rw, holds the received pid */ |
214 | int rpid; /* rw, holds the received pid */ |
178 | int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */ |
215 | int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */ |
179 | }; |
216 | }; |
180 | |
217 | |
|
|
218 | /* the presence of this union forces similar struct layout */ |
|
|
219 | union ev_any_watcher |
|
|
220 | { |
|
|
221 | struct ev_watcher w; |
|
|
222 | struct ev_watcher_list wl; |
|
|
223 | |
|
|
224 | struct ev_io io; |
|
|
225 | struct ev_timer timer; |
|
|
226 | struct ev_periodic periodic; |
|
|
227 | struct ev_idle idle; |
|
|
228 | struct ev_prepare prepare; |
|
|
229 | struct ev_check check; |
|
|
230 | struct ev_signal signal; |
|
|
231 | struct ev_child child; |
|
|
232 | }; |
|
|
233 | |
|
|
234 | /* bits for ev_default_loop and ev_loop_new */ |
|
|
235 | /* the default */ |
|
|
236 | #define EVMETHOD_AUTO 0x00000000 /* not quite a mask */ |
|
|
237 | |
|
|
238 | /* method bits to be ored together */ |
|
|
239 | #define EVMETHOD_SELECT 0x00000001 /* about anywhere */ |
|
|
240 | #define EVMETHOD_POLL 0x00000002 /* !win */ |
|
|
241 | #define EVMETHOD_EPOLL 0x00000004 /* linux */ |
|
|
242 | #define EVMETHOD_KQUEUE 0x00000008 /* bsd */ |
|
|
243 | #define EVMETHOD_DEVPOLL 0x00000010 /* solaris 8 */ /* NYI */ |
|
|
244 | #define EVMETHOD_PORT 0x00000020 /* solaris 10 */ /* NYI */ |
|
|
245 | |
|
|
246 | /* flag bits */ |
181 | #define EVMETHOD_AUTO 0 /* consults environment */ |
247 | #define EVMETHOD_NOENV 0x01000000 /* do NOT consult environment */ |
182 | #define EVMETHOD_SELECT 1 |
248 | |
183 | #define EVMETHOD_POLL 2 |
|
|
184 | #define EVMETHOD_EPOLL 4 |
|
|
185 | #define EVMETHOD_KQUEUE 8 |
|
|
186 | #define EVMETHOD_DEVPOLL 16 /* NYI */ |
|
|
187 | #define EVMETHOD_PORT 32 /* NYI */ |
|
|
188 | #define EVMETHOD_ANY ~0 /* any method, do not consult env */ |
|
|
189 | #if EV_PROTOTYPES |
249 | #if EV_PROTOTYPES |
190 | extern int ev_method; |
|
|
191 | int ev_init (int methods); /* returns ev_method */ |
|
|
192 | int ev_version_major (void); |
250 | int ev_version_major (void); |
193 | int ev_version_minor (void); |
251 | int ev_version_minor (void); |
194 | |
252 | |
195 | /* these three calls are suitable for plugging into pthread_atfork */ |
|
|
196 | void ev_fork_prepare (void); |
|
|
197 | void ev_fork_parent (void); |
|
|
198 | void ev_fork_child (void); |
|
|
199 | |
|
|
200 | extern ev_tstamp ev_now; /* time w.r.t. timers and the eventloop, updated after each poll */ |
|
|
201 | ev_tstamp ev_time (void); |
253 | ev_tstamp ev_time (void); |
|
|
254 | |
|
|
255 | /* Sets the allocation function to use, works like realloc. |
|
|
256 | * It is used to allocate and free memory. |
|
|
257 | * If it returns zero when memory needs to be allocated, the library might abort |
|
|
258 | * or take some potentially destructive action. |
|
|
259 | * The default is your system realloc function. |
|
|
260 | */ |
|
|
261 | void ev_set_allocator (void *(*cb)(void *ptr, long size)); |
|
|
262 | |
|
|
263 | /* set the callback function to call on a |
|
|
264 | * retryable syscall error |
|
|
265 | * (such as failed select, poll, epoll_wait) |
|
|
266 | */ |
|
|
267 | void ev_set_syserr_cb (void (*cb)(const char *msg)); |
|
|
268 | |
|
|
269 | # if EV_MULTIPLICITY |
|
|
270 | /* the default loop is the only one that handles signals and child watchers */ |
|
|
271 | /* you can call this as often as you like */ |
|
|
272 | struct ev_loop *ev_default_loop (unsigned int flags); /* returns default loop */ |
|
|
273 | |
|
|
274 | /* create and destroy alternative loops that don't handle signals */ |
|
|
275 | struct ev_loop *ev_loop_new (unsigned int flags); |
|
|
276 | void ev_loop_destroy (EV_P); |
|
|
277 | void ev_loop_fork (EV_P); |
|
|
278 | |
|
|
279 | ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ |
|
|
280 | |
|
|
281 | # else |
|
|
282 | |
|
|
283 | int ev_default_loop (int methods); /* returns true when successful */ |
|
|
284 | |
|
|
285 | static ev_tstamp |
|
|
286 | ev_now (void) |
|
|
287 | { |
|
|
288 | extern ev_tstamp ev_rt_now; |
|
|
289 | |
|
|
290 | return ev_rt_now; |
|
|
291 | } |
|
|
292 | # endif |
|
|
293 | |
|
|
294 | void ev_default_destroy (void); /* destroy the default loop */ |
|
|
295 | /* this needs to be called after fork, to duplicate the default loop */ |
|
|
296 | /* if you create alternative loops you have to call ev_loop_fork on them */ |
|
|
297 | /* you can call it in either the parent or the child */ |
|
|
298 | /* you can actually call it at any time, anywhere :) */ |
|
|
299 | void ev_default_fork (void); |
|
|
300 | |
|
|
301 | int ev_method (EV_P); |
202 | #endif |
302 | #endif |
203 | |
303 | |
204 | #define EVLOOP_NONBLOCK 1 /* do not block/wait */ |
304 | #define EVLOOP_NONBLOCK 1 /* do not block/wait */ |
205 | #define EVLOOP_ONESHOT 2 /* block *once* only */ |
305 | #define EVLOOP_ONESHOT 2 /* block *once* only */ |
|
|
306 | #define EVUNLOOP_ONCE 1 /* unloop once */ |
|
|
307 | #define EVUNLOOP_ALL 2 /* unloop all loops */ |
|
|
308 | |
206 | #if EV_PROTOTYPES |
309 | #if EV_PROTOTYPES |
207 | void ev_loop (int flags); |
310 | 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 */ |
311 | void ev_unloop (EV_P_ int how); /* set to 1 to break out of event loop, set to 2 to break out of all event loops */ |
|
|
312 | |
|
|
313 | /* |
|
|
314 | * ref/unref can be used to add or remove a refcount on the mainloop. every watcher |
|
|
315 | * keeps one reference. if you have a long-runing watcher you never unregister that |
|
|
316 | * should not keep ev_loop from running, unref() after starting, and ref() before stopping. |
|
|
317 | */ |
|
|
318 | void ev_ref (EV_P); |
|
|
319 | void ev_unref (EV_P); |
209 | |
320 | |
210 | /* convinience function, wait for a single event, without registering an event watcher */ |
321 | /* convinience function, wait for a single event, without registering an event watcher */ |
211 | /* if timeout is < 0, do wait indefinitely */ |
322 | /* 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); |
323 | void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); |
213 | #endif |
324 | #endif |
214 | |
325 | |
215 | /* these may evaluate ev multiple times, and the other arguments at most once */ |
326 | /* 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 */ |
327 | /* either use ev_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) |
328 | #define ev_init(ev,cb_) do { \ |
|
|
329 | ((struct ev_watcher *)(void *)(ev))->active = \ |
|
|
330 | ((struct ev_watcher *)(void *)(ev))->pending = \ |
|
|
331 | ((struct ev_watcher *)(void *)(ev))->priority = 0; \ |
|
|
332 | ev_set_cb ((ev), cb_); \ |
|
|
333 | } while (0) |
218 | |
334 | |
219 | #define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) |
335 | #define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) |
220 | #define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) |
336 | #define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) |
221 | #define ev_periodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0) |
337 | #define ev_periodic_set(ev,at_,ival_,res_) do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0) |
222 | #define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) |
338 | #define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) |
223 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
339 | #define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ |
224 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
340 | #define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ |
225 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
341 | #define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ |
226 | #define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) |
342 | #define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) |
227 | |
343 | |
228 | #define ev_io_init(ev,cb,fd,events) do { ev_watcher_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
344 | #define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) |
229 | #define ev_timer_init(ev,cb,after,repeat) do { ev_watcher_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
345 | #define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) |
230 | #define ev_periodic_init(ev,cb,at,interval) do { ev_watcher_init ((ev), (cb)); ev_periodic_set ((ev),(at),(interval)); } while (0) |
346 | #define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0) |
231 | #define ev_signal_init(ev,cb,signum) do { ev_watcher_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
347 | #define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) |
232 | #define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
348 | #define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) |
233 | #define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
349 | #define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) |
234 | #define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
350 | #define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0) |
235 | #define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) |
351 | #define ev_child_init(ev,cb,pid) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) |
236 | |
352 | |
|
|
353 | #define ev_is_pending(ev) (0 + ((struct ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ |
237 | #define ev_is_active(ev) (0 + (ev)->active) /* true when the watcher has been started */ |
354 | #define ev_is_active(ev) (0 + ((struct ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ |
|
|
355 | |
|
|
356 | #define ev_priority(ev) ((struct ev_watcher *)(void *)(ev))->priority /* rw */ |
|
|
357 | #define ev_cb(ev) (ev)->cb /* rw */ |
238 | #define ev_set_priority(ev,pri) (ev)->priority = pri |
358 | #define ev_set_priority(ev,pri) ev_priority (ev) = (pri) |
|
|
359 | |
|
|
360 | #ifndef ev_set_cb |
|
|
361 | # define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) |
|
|
362 | #endif |
239 | |
363 | |
240 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
364 | /* stopping (enabling, adding) a watcher does nothing if it is already running */ |
241 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
365 | /* stopping (disabling, deleting) a watcher does nothing unless its already running */ |
242 | #if EV_PROTOTYPES |
366 | #if EV_PROTOTYPES |
|
|
367 | |
|
|
368 | /* feeds an event into a watcher as if the event actually occured */ |
|
|
369 | /* accepts any ev_watcher type */ |
|
|
370 | void ev_feed_event (EV_P_ void *w, int revents); |
|
|
371 | void ev_feed_fd_event (EV_P_ int fd, int revents); |
|
|
372 | void ev_feed_signal_event (EV_P_ int signum); |
|
|
373 | |
243 | void ev_io_start (struct ev_io *w); |
374 | void ev_io_start (EV_P_ struct ev_io *w); |
244 | void ev_io_stop (struct ev_io *w); |
375 | void ev_io_stop (EV_P_ struct ev_io *w); |
245 | |
376 | |
246 | void ev_timer_start (struct ev_timer *w); |
377 | void ev_timer_start (EV_P_ struct ev_timer *w); |
247 | void ev_timer_stop (struct ev_timer *w); |
378 | 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 */ |
379 | /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ |
|
|
380 | void ev_timer_again (EV_P_ struct ev_timer *w); |
249 | |
381 | |
|
|
382 | #if EV_PERIODICS |
250 | void ev_periodic_start (struct ev_periodic *w); |
383 | void ev_periodic_start (EV_P_ struct ev_periodic *w); |
251 | void ev_periodic_stop (struct ev_periodic *w); |
384 | void ev_periodic_stop (EV_P_ struct ev_periodic *w); |
|
|
385 | void ev_periodic_again (EV_P_ struct ev_periodic *w); |
|
|
386 | #endif |
252 | |
387 | |
253 | void ev_signal_start (struct ev_signal *w); |
|
|
254 | void ev_signal_stop (struct ev_signal *w); |
|
|
255 | |
|
|
256 | void ev_idle_start (struct ev_idle *w); |
388 | void ev_idle_start (EV_P_ struct ev_idle *w); |
257 | void ev_idle_stop (struct ev_idle *w); |
389 | void ev_idle_stop (EV_P_ struct ev_idle *w); |
258 | |
390 | |
259 | void ev_prepare_start (struct ev_prepare *w); |
391 | void ev_prepare_start (EV_P_ struct ev_prepare *w); |
260 | void ev_prepare_stop (struct ev_prepare *w); |
392 | void ev_prepare_stop (EV_P_ struct ev_prepare *w); |
261 | |
393 | |
262 | void ev_check_start (struct ev_check *w); |
394 | void ev_check_start (EV_P_ struct ev_check *w); |
263 | void ev_check_stop (struct ev_check *w); |
395 | void ev_check_stop (EV_P_ struct ev_check *w); |
264 | |
396 | |
|
|
397 | /* only supported in the default loop */ |
|
|
398 | void ev_signal_start (EV_P_ struct ev_signal *w); |
|
|
399 | void ev_signal_stop (EV_P_ struct ev_signal *w); |
|
|
400 | |
|
|
401 | /* only supported in the default loop */ |
265 | void ev_child_start (struct ev_child *w); |
402 | void ev_child_start (EV_P_ struct ev_child *w); |
266 | void ev_child_stop (struct ev_child *w); |
403 | void ev_child_stop (EV_P_ struct ev_child *w); |
267 | #endif |
404 | #endif |
268 | |
405 | |
269 | #ifdef __cplusplus |
406 | #ifdef __cplusplus |
270 | } |
407 | } |
271 | #endif |
408 | #endif |