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Comparing libev/ev.h (file contents):
Revision 1.43 by root, Fri Nov 9 17:10:57 2007 UTC vs.
Revision 1.89 by root, Mon Dec 24 03:41:38 2007 UTC

… …
46 46
47#ifndef EV_MULTIPLICITY 47#ifndef EV_MULTIPLICITY
48# define EV_MULTIPLICITY 1 48# define EV_MULTIPLICITY 1
49#endif 49#endif
50 50
51#ifndef EV_PERIODIC_ENABLE
52# define EV_PERIODIC_ENABLE 1
53#endif
54
55#ifndef EV_STAT_ENABLE
56# define EV_STAT_ENABLE 1
57#endif
58
59#ifndef EV_IDLE_ENABLE
60# define EV_IDLE_ENABLE 1
61#endif
62
63#ifndef EV_FORK_ENABLE
64# define EV_FORK_ENABLE 1
65#endif
66
67#ifndef EV_EMBED_ENABLE
68# define EV_EMBED_ENABLE 1
69#endif
70
71/*****************************************************************************/
72
73#if EV_STAT_ENABLE
74# include <sys/stat.h>
75#endif
76
51/* support multiple event loops? */ 77/* support multiple event loops? */
52#if EV_MULTIPLICITY 78#if EV_MULTIPLICITY
53struct ev_loop; 79struct ev_loop;
54# define EV_P struct ev_loop *loop 80# define EV_P struct ev_loop *loop
55# define EV_P_ EV_P, 81# define EV_P_ EV_P,
56# define EV_A loop 82# define EV_A loop
57# define EV_A_ EV_A, 83# define EV_A_ EV_A,
84# define EV_DEFAULT ev_default_loop (0)
85# define EV_DEFAULT_ EV_DEFAULT,
58#else 86#else
59# define EV_P void 87# define EV_P void
60# define EV_P_ 88# define EV_P_
61# define EV_A 89# define EV_A
62# define EV_A_ 90# define EV_A_
91# define EV_DEFAULT
92# define EV_DEFAULT_
93
94# undef EV_EMBED_ENABLE
63#endif 95#endif
64 96
65/* eventmask, revents, events... */ 97/* eventmask, revents, events... */
66#define EV_UNDEF -1 /* guaranteed to be invalid */ 98#define EV_UNDEF -1L /* guaranteed to be invalid */
67#define EV_NONE 0x00 99#define EV_NONE 0x00L /* no events */
68#define EV_READ 0x01 100#define EV_READ 0x01L /* ev_io detected read will not block */
69#define EV_WRITE 0x02 101#define EV_WRITE 0x02L /* ev_io detected write will not block */
70#define EV_TIMEOUT 0x000100 102#define EV_IOFDSET 0x80L /* internal use only */
71#define EV_PERIODIC 0x000200 103#define EV_TIMEOUT 0x00000100L /* timer timed out */
72#define EV_SIGNAL 0x000400 104#define EV_PERIODIC 0x00000200L /* periodic timer timed out */
73#define EV_IDLE 0x000800 105#define EV_SIGNAL 0x00000400L /* signal was received */
74#define EV_CHECK 0x001000 106#define EV_CHILD 0x00000800L /* child/pid had status change */
75#define EV_PREPARE 0x002000 107#define EV_STAT 0x00001000L /* stat data changed */
76#define EV_CHILD 0x004000 108#define EV_IDLE 0x00002000L /* event loop is idling */
109#define EV_PREPARE 0x00004000L /* event loop about to poll */
110#define EV_CHECK 0x00008000L /* event loop finished poll */
111#define EV_EMBED 0x00010000L /* embedded event loop needs sweep */
112#define EV_FORK 0x00020000L /* event loop resumed in child */
77#define EV_ERROR 0x800000 /* sent when an error occurs */ 113#define EV_ERROR 0x80000000L /* sent when an error occurs */
78 114
79/* can be used to add custom fields to all watchers */ 115/* can be used to add custom fields to all watchers, while losing binary compatibility */
80#ifndef EV_COMMON 116#ifndef EV_COMMON
81# define EV_COMMON void *data 117# define EV_COMMON void *data;
82#endif 118#endif
83#ifndef EV_PROTOTYPES 119#ifndef EV_PROTOTYPES
84# define EV_PROTOTYPES 1 120# define EV_PROTOTYPES 1
85#endif 121#endif
86 122
87#define EV_VERSION_MAJOR 1 123#define EV_VERSION_MAJOR 2
88#define EV_VERSION_MINOR 1 124#define EV_VERSION_MINOR 0
125
126#ifndef EV_CB_DECLARE
127# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents);
128#endif
129#ifndef EV_CB_INVOKE
130# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))
131#endif
89 132
90/* 133/*
91 * struct member types: 134 * struct member types:
92 * private: you can look at them, but not change them, and they might not mean anything to you. 135 * private: you can look at them, but not change them, and they might not mean anything to you.
93 * ro: can be read anytime, but only changed when the watcher isn't active 136 * ro: can be read anytime, but only changed when the watcher isn't active
… …
97/* shared by all watchers */ 140/* shared by all watchers */
98#define EV_WATCHER(type) \ 141#define EV_WATCHER(type) \
99 int active; /* private */ \ 142 int active; /* private */ \
100 int pending; /* private */ \ 143 int pending; /* private */ \
101 int priority; /* private */ \ 144 int priority; /* private */ \
102 EV_COMMON; /* rw */ \ 145 EV_COMMON /* rw */ \
103 void (*cb)(EV_P_ struct type *, int revents) /* private */ /* gets invoked with an eventmask */ 146 EV_CB_DECLARE (type) /* private */
104 147
105#define EV_WATCHER_LIST(type) \ 148#define EV_WATCHER_LIST(type) \
106 EV_WATCHER (type); \ 149 EV_WATCHER (type) \
107 struct ev_watcher_list *next /* private */ 150 struct ev_watcher_list *next; /* private */
108 151
109#define EV_WATCHER_TIME(type) \ 152#define EV_WATCHER_TIME(type) \
110 EV_WATCHER (type); \ 153 EV_WATCHER (type) \
111 ev_tstamp at /* private */ 154 ev_tstamp at; /* private */
112 155
113/* base class, nothing to see here unless you subclass */ 156/* base class, nothing to see here unless you subclass */
114struct ev_watcher { 157typedef struct ev_watcher
158{
115 EV_WATCHER (ev_watcher); 159 EV_WATCHER (ev_watcher)
116}; 160} ev_watcher;
117 161
118/* base class, nothing to see here unless you subclass */ 162/* base class, nothing to see here unless you subclass */
119struct ev_watcher_list { 163typedef struct ev_watcher_list
164{
120 EV_WATCHER_LIST (ev_watcher_list); 165 EV_WATCHER_LIST (ev_watcher_list)
121}; 166} ev_watcher_list;
122 167
123/* base class, nothing to see here unless you subclass */ 168/* base class, nothing to see here unless you subclass */
124struct ev_watcher_time { 169typedef struct ev_watcher_time
170{
125 EV_WATCHER_TIME (ev_watcher_time); 171 EV_WATCHER_TIME (ev_watcher_time)
126}; 172} ev_watcher_time;
173
174/* invoked when fd is either EV_READable or EV_WRITEable */
175/* revent EV_READ, EV_WRITE */
176typedef struct ev_io
177{
178 EV_WATCHER_LIST (ev_io)
179
180 int fd; /* ro */
181 int events; /* ro */
182} ev_io;
127 183
128/* invoked after a specific time, repeatable (based on monotonic clock) */ 184/* invoked after a specific time, repeatable (based on monotonic clock) */
129/* revent EV_TIMEOUT */ 185/* revent EV_TIMEOUT */
130struct ev_timer 186typedef struct ev_timer
131{ 187{
132 EV_WATCHER_TIME (ev_timer); 188 EV_WATCHER_TIME (ev_timer)
133 189
134 ev_tstamp repeat; /* rw */ 190 ev_tstamp repeat; /* rw */
135}; 191} ev_timer;
136 192
137/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */ 193/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */
138/* revent EV_PERIODIC */ 194/* revent EV_PERIODIC */
139struct ev_periodic 195typedef struct ev_periodic
140{ 196{
141 EV_WATCHER_TIME (ev_periodic); 197 EV_WATCHER_TIME (ev_periodic)
142 198
199 ev_tstamp offset; /* rw */
143 ev_tstamp interval; /* rw */ 200 ev_tstamp interval; /* rw */
144 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ 201 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */
145}; 202} ev_periodic;
146
147/* invoked when fd is either EV_READable or EV_WRITEable */
148/* revent EV_READ, EV_WRITE */
149struct ev_io
150{
151 EV_WATCHER_LIST (ev_io);
152
153 int fd; /* ro */
154 int events; /* ro */
155};
156 203
157/* invoked when the given signal has been received */ 204/* invoked when the given signal has been received */
158/* revent EV_SIGNAL */ 205/* revent EV_SIGNAL */
159struct ev_signal 206typedef struct ev_signal
160{ 207{
161 EV_WATCHER_LIST (ev_signal); 208 EV_WATCHER_LIST (ev_signal)
162 209
163 int signum; /* ro */ 210 int signum; /* ro */
164}; 211} ev_signal;
165 212
213/* invoked when sigchld is received and waitpid indicates the given pid */
214/* revent EV_CHILD */
215/* does not support priorities */
216typedef struct ev_child
217{
218 EV_WATCHER_LIST (ev_child)
219
220 int pid; /* ro */
221 int rpid; /* rw, holds the received pid */
222 int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */
223} ev_child;
224
225#if EV_STAT_ENABLE
226/* st_nlink = 0 means missing file or other error */
227# ifdef _WIN32
228typedef struct _stati64 ev_statdata;
229# else
230typedef struct stat ev_statdata;
231# endif
232
233/* invoked each time the stat data changes for a given path */
234/* revent EV_STAT */
235typedef struct ev_stat
236{
237 EV_WATCHER_LIST (ev_stat)
238
239 ev_timer timer; /* private */
240 ev_tstamp interval; /* ro */
241 const char *path; /* ro */
242 ev_statdata prev; /* ro */
243 ev_statdata attr; /* ro */
244
245 int wd; /* wd for inotify, fd for kqueue */
246} ev_stat;
247#endif
248
249#if EV_IDLE_ENABLE
166/* invoked when the nothing else needs to be done, keeps the process from blocking */ 250/* invoked when the nothing else needs to be done, keeps the process from blocking */
167/* revent EV_IDLE */ 251/* revent EV_IDLE */
168struct ev_idle 252typedef struct ev_idle
169{ 253{
170 EV_WATCHER (ev_idle); 254 EV_WATCHER (ev_idle)
171}; 255} ev_idle;
256#endif
172 257
173/* invoked for each run of the mainloop, just before the blocking call */ 258/* invoked for each run of the mainloop, just before the blocking call */
174/* you can still change events in any way you like */ 259/* you can still change events in any way you like */
175/* revent EV_PREPARE */ 260/* revent EV_PREPARE */
176struct ev_prepare 261typedef struct ev_prepare
177{ 262{
178 EV_WATCHER (ev_prepare); 263 EV_WATCHER (ev_prepare)
179}; 264} ev_prepare;
180 265
181/* invoked for each run of the mainloop, just after the blocking call */ 266/* invoked for each run of the mainloop, just after the blocking call */
182/* revent EV_CHECK */ 267/* revent EV_CHECK */
183struct ev_check 268typedef struct ev_check
184{ 269{
185 EV_WATCHER (ev_check); 270 EV_WATCHER (ev_check)
186}; 271} ev_check;
187 272
188/* invoked when sigchld is received and waitpid indicates the givne pid */ 273#if EV_FORK_ENABLE
189/* revent EV_CHILD */ 274/* the callback gets invoked before check in the child process when a fork was detected */
190/* does not support priorities */ 275typedef struct ev_fork
191struct ev_child
192{ 276{
193 EV_WATCHER_LIST (ev_child); 277 EV_WATCHER (ev_fork)
278} ev_fork;
279#endif
194 280
195 int pid; /* ro */ 281#if EV_EMBED_ENABLE
196 int rpid; /* rw, holds the received pid */ 282/* used to embed an event loop inside another */
197 int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */ 283/* the callback gets invoked when the event loop has handled events, and can be 0 */
198}; 284typedef struct ev_embed
285{
286 EV_WATCHER (ev_embed)
287
288 struct ev_loop *other; /* ro */
289 ev_io io; /* private */
290 ev_prepare prepare; /* private */
291 ev_check check; /* unused */
292 ev_timer timer; /* unused */
293 ev_periodic periodic; /* unused */
294 ev_idle idle; /* unused */
295 ev_fork fork; /* unused */
296} ev_embed;
297#endif
199 298
200/* the presence of this union forces similar struct layout */ 299/* the presence of this union forces similar struct layout */
201union ev_any_watcher 300union ev_any_watcher
202{ 301{
203 struct ev_watcher w; 302 struct ev_watcher w;
204 struct ev_watcher_list wl; 303 struct ev_watcher_list wl;
304
205 struct ev_io io; 305 struct ev_io io;
206 struct ev_timer timer; 306 struct ev_timer timer;
207 struct ev_periodic periodic; 307 struct ev_periodic periodic;
208 struct ev_signal signal; 308 struct ev_signal signal;
309 struct ev_child child;
310#if EV_STAT_ENABLE
311 struct ev_stat stat;
312#endif
313#if EV_IDLE_ENABLE
209 struct ev_idle idle; 314 struct ev_idle idle;
210 struct ev_child child; 315#endif
211 struct ev_prepare prepare; 316 struct ev_prepare prepare;
212 struct ev_check check; 317 struct ev_check check;
318#if EV_FORK_ENABLE
319 struct ev_fork fork;
320#endif
321#if EV_EMBED_ENABLE
322 struct ev_embed embed;
323#endif
213}; 324};
214 325
215#define EVMETHOD_AUTO 0 /* consults environment */ 326/* bits for ev_default_loop and ev_loop_new */
216#define EVMETHOD_SELECT 1 327/* the default */
217#define EVMETHOD_POLL 2 328#define EVFLAG_AUTO 0x00000000UL /* not quite a mask */
218#define EVMETHOD_EPOLL 4 329/* flag bits */
219#define EVMETHOD_KQUEUE 8 330#define EVFLAG_NOENV 0x01000000UL /* do NOT consult environment */
220#define EVMETHOD_DEVPOLL 16 /* NYI */ 331#define EVFLAG_FORKCHECK 0x02000000UL /* check for a fork in each iteration */
221#define EVMETHOD_PORT 32 /* NYI */ 332/* method bits to be ored together */
222#define EVMETHOD_WIN32 64 /* NYI */ 333#define EVBACKEND_SELECT 0x00000001UL /* about anywhere */
223#define EVMETHOD_ANY ~0 /* any method, do not consult env */ 334#define EVBACKEND_POLL 0x00000002UL /* !win */
335#define EVBACKEND_EPOLL 0x00000004UL /* linux */
336#define EVBACKEND_KQUEUE 0x00000008UL /* bsd */
337#define EVBACKEND_DEVPOLL 0x00000010UL /* solaris 8 */ /* NYI */
338#define EVBACKEND_PORT 0x00000020UL /* solaris 10 */
224 339
225#if EV_PROTOTYPES 340#if EV_PROTOTYPES
226int ev_version_major (void); 341int ev_version_major (void);
227int ev_version_minor (void); 342int ev_version_minor (void);
228 343
344unsigned int ev_supported_backends (void);
345unsigned int ev_recommended_backends (void);
346unsigned int ev_embeddable_backends (void);
347
229ev_tstamp ev_time (void); 348ev_tstamp ev_time (void);
349void ev_sleep (ev_tstamp delay); /* sleep for a while */
230 350
231/* Sets the allocation function to use, works like realloc. 351/* Sets the allocation function to use, works like realloc.
232 * It is used to allocate and free memory. 352 * It is used to allocate and free memory.
233 * If it returns zero when memory needs to be allocated, the library might abort 353 * If it returns zero when memory needs to be allocated, the library might abort
234 * or take some potentially destructive action. 354 * or take some potentially destructive action.
… …
243void ev_set_syserr_cb (void (*cb)(const char *msg)); 363void ev_set_syserr_cb (void (*cb)(const char *msg));
244 364
245# if EV_MULTIPLICITY 365# if EV_MULTIPLICITY
246/* the default loop is the only one that handles signals and child watchers */ 366/* the default loop is the only one that handles signals and child watchers */
247/* you can call this as often as you like */ 367/* you can call this as often as you like */
248struct ev_loop *ev_default_loop (int methods); /* returns default loop */ 368static struct ev_loop *
369ev_default_loop (unsigned int flags)
370{
371 extern struct ev_loop *ev_default_loop_ptr;
372 extern struct ev_loop *ev_default_loop_init (unsigned int flags);
373
374 if (!ev_default_loop_ptr)
375 ev_default_loop_init (flags);
376
377 return ev_default_loop_ptr;
378}
249 379
250/* create and destroy alternative loops that don't handle signals */ 380/* create and destroy alternative loops that don't handle signals */
251struct ev_loop *ev_loop_new (int methods); 381struct ev_loop *ev_loop_new (unsigned int flags);
252void ev_loop_destroy (EV_P); 382void ev_loop_destroy (EV_P);
253void ev_loop_fork (EV_P); 383void ev_loop_fork (EV_P);
384
385ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */
386
254# else 387# else
388
255int ev_default_loop (int methods); /* returns true when successful */ 389int ev_default_loop (unsigned int flags); /* returns true when successful */
390
391static ev_tstamp
392ev_now (void)
393{
394 extern ev_tstamp ev_rt_now;
395
396 return ev_rt_now;
397}
256# endif 398# endif
257 399
258void ev_default_destroy (void); /* destroy the default loop */ 400void ev_default_destroy (void); /* destroy the default loop */
259/* this needs to be called after fork, to duplicate the default loop */ 401/* this needs to be called after fork, to duplicate the default loop */
260/* if you create alternative loops you have to call ev_loop_fork on them */ 402/* if you create alternative loops you have to call ev_loop_fork on them */
261/* you can call it in either the parent or the child */ 403/* you can call it in either the parent or the child */
262/* you can actually call it at any time, anywhere :) */ 404/* you can actually call it at any time, anywhere :) */
263void ev_default_fork (void); 405void ev_default_fork (void);
264 406
265int ev_method (EV_P); 407unsigned int ev_backend (EV_P); /* backend in use by loop */
408unsigned int ev_loop_count (EV_P); /* number of loop iterations */
266#endif 409#endif
267 410
268#define EVLOOP_NONBLOCK 1 /* do not block/wait */ 411#define EVLOOP_NONBLOCK 1 /* do not block/wait */
269#define EVLOOP_ONESHOT 2 /* block *once* only */ 412#define EVLOOP_ONESHOT 2 /* block *once* only */
413#define EVUNLOOP_CANCEL 0 /* undo unloop */
270#define EVUNLOOP_ONCE 1 /* unloop once */ 414#define EVUNLOOP_ONE 1 /* unloop once */
271#define EVUNLOOP_ALL 2 /* unloop all loops */ 415#define EVUNLOOP_ALL 2 /* unloop all loops */
272 416
273#if EV_PROTOTYPES 417#if EV_PROTOTYPES
274void ev_loop (EV_P_ int flags); 418void ev_loop (EV_P_ int flags);
275void 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 */ 419void 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 */
276 420
277ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */ 421void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
422void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
278 423
279/* 424/*
280 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher 425 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher
281 * keeps one reference. if you have a long-runing watcher you never unregister that 426 * keeps one reference. if you have a long-runing watcher you never unregister that
282 * should not keep ev_loop from running, unref() after starting, and ref() before stopping. 427 * should not keep ev_loop from running, unref() after starting, and ref() before stopping.
… …
288/* if timeout is < 0, do wait indefinitely */ 433/* if timeout is < 0, do wait indefinitely */
289void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); 434void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg);
290#endif 435#endif
291 436
292/* these may evaluate ev multiple times, and the other arguments at most once */ 437/* these may evaluate ev multiple times, and the other arguments at most once */
293/* either use ev_watcher_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ 438/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
294#define ev_watcher_init(ev,cb_) do { \ 439#define ev_init(ev,cb_) do { \
295 ((struct ev_watcher *)(void *)(ev))->active = \ 440 ((ev_watcher *)(void *)(ev))->active = \
296 ((struct ev_watcher *)(void *)(ev))->pending = \ 441 ((ev_watcher *)(void *)(ev))->pending = \
297 ((struct ev_watcher *)(void *)(ev))->priority = 0; \ 442 ((ev_watcher *)(void *)(ev))->priority = 0; \
298 (ev)->cb = (cb_); \ 443 ev_set_cb ((ev), cb_); \
299} while (0) 444} while (0)
300 445
301#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) 446#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_) | EV_IOFDSET; } while (0)
302#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) 447#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0)
303#define ev_periodic_set(ev,at_,ival_,res_) do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0) 448#define ev_periodic_set(ev,ofs_,ival_,res_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0)
304#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) 449#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
450#define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0)
451#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0)
305#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ 452#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
306#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ 453#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
307#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ 454#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
308#define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) 455#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
456#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
309 457
310#define ev_io_init(ev,cb,fd,events) do { ev_watcher_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) 458#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } 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) 459#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } 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) 460#define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0)
313#define ev_signal_init(ev,cb,signum) do { ev_watcher_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) 461#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
314#define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
315#define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
316#define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
317#define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) 462#define ev_child_init(ev,cb,pid) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0)
463#define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_stat_set ((ev),(path),(interval)); } while (0)
464#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
465#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
466#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
467#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
468#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
318 469
319#define ev_is_pending(ev) (0 + ((struct ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */ 470#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
320#define ev_is_active(ev) (0 + ((struct ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */ 471#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */
321 472
322#define ev_priority(ev) ((struct ev_watcher *)(void *)(ev))->priority /* rw */ 473#define ev_priority(ev) ((((ev_watcher *)(void *)(ev))->priority) + 0)
323#define ev_cb(ev) (ev)->cb /* rw */ 474#define ev_cb(ev) (ev)->cb /* rw */
324#define ev_set_priority(ev,pri) ev_priority (ev) = (pri) 475#define ev_set_priority(ev,pri) ((ev_watcher *)(void *)(ev))->priority = (pri)
476
477#ifndef ev_set_cb
325#define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) 478# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
479#endif
326 480
327/* stopping (enabling, adding) a watcher does nothing if it is already running */ 481/* stopping (enabling, adding) a watcher does nothing if it is already running */
328/* stopping (disabling, deleting) a watcher does nothing unless its already running */ 482/* stopping (disabling, deleting) a watcher does nothing unless its already running */
329#if EV_PROTOTYPES 483#if EV_PROTOTYPES
330 484
331/* feeds an event into a watcher as if the event actually occured */ 485/* feeds an event into a watcher as if the event actually occured */
332/* accepts any ev_watcher type */ 486/* accepts any ev_watcher type */
333void ev_feed_event (EV_P_ void *w, int revents); 487void ev_feed_event (EV_P_ void *w, int revents);
334void ev_feed_fd_event (EV_P_ int fd, int revents); 488void ev_feed_fd_event (EV_P_ int fd, int revents);
335void ev_feed_signal_event (EV_P_ int signum); 489void ev_feed_signal_event (EV_P_ int signum);
490void ev_invoke (EV_P_ void *w, int revents);
491int ev_clear_pending (EV_P_ void *w);
336 492
337void ev_io_start (EV_P_ struct ev_io *w); 493void ev_io_start (EV_P_ ev_io *w);
338void ev_io_stop (EV_P_ struct ev_io *w); 494void ev_io_stop (EV_P_ ev_io *w);
339 495
340void ev_timer_start (EV_P_ struct ev_timer *w); 496void ev_timer_start (EV_P_ ev_timer *w);
341void ev_timer_stop (EV_P_ struct ev_timer *w); 497void ev_timer_stop (EV_P_ ev_timer *w);
342/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ 498/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
343void ev_timer_again (EV_P_ struct ev_timer *w); 499void ev_timer_again (EV_P_ ev_timer *w);
344 500
501#if EV_PERIODIC_ENABLE
345void ev_periodic_start (EV_P_ struct ev_periodic *w); 502void ev_periodic_start (EV_P_ ev_periodic *w);
346void ev_periodic_stop (EV_P_ struct ev_periodic *w); 503void ev_periodic_stop (EV_P_ ev_periodic *w);
347void ev_periodic_again (EV_P_ struct ev_periodic *w); 504void ev_periodic_again (EV_P_ ev_periodic *w);
348 505#endif
349void ev_idle_start (EV_P_ struct ev_idle *w);
350void ev_idle_stop (EV_P_ struct ev_idle *w);
351
352void ev_prepare_start (EV_P_ struct ev_prepare *w);
353void ev_prepare_stop (EV_P_ struct ev_prepare *w);
354
355void ev_check_start (EV_P_ struct ev_check *w);
356void ev_check_stop (EV_P_ struct ev_check *w);
357 506
358/* only supported in the default loop */ 507/* only supported in the default loop */
359void ev_signal_start (EV_P_ struct ev_signal *w); 508void ev_signal_start (EV_P_ ev_signal *w);
360void ev_signal_stop (EV_P_ struct ev_signal *w); 509void ev_signal_stop (EV_P_ ev_signal *w);
361 510
362/* only supported in the default loop */ 511/* only supported in the default loop */
363void ev_child_start (EV_P_ struct ev_child *w); 512void ev_child_start (EV_P_ ev_child *w);
364void ev_child_stop (EV_P_ struct ev_child *w); 513void ev_child_stop (EV_P_ ev_child *w);
514
515# if EV_STAT_ENABLE
516void ev_stat_start (EV_P_ ev_stat *w);
517void ev_stat_stop (EV_P_ ev_stat *w);
518void ev_stat_stat (EV_P_ ev_stat *w);
519# endif
520
521# if EV_IDLE_ENABLE
522void ev_idle_start (EV_P_ ev_idle *w);
523void ev_idle_stop (EV_P_ ev_idle *w);
524# endif
525
526void ev_prepare_start (EV_P_ ev_prepare *w);
527void ev_prepare_stop (EV_P_ ev_prepare *w);
528
529void ev_check_start (EV_P_ ev_check *w);
530void ev_check_stop (EV_P_ ev_check *w);
531
532# if EV_FORK_ENABLE
533void ev_fork_start (EV_P_ ev_fork *w);
534void ev_fork_stop (EV_P_ ev_fork *w);
535# endif
536
537# if EV_EMBED_ENABLE
538/* only supported when loop to be embedded is in fact embeddable */
539void ev_embed_start (EV_P_ ev_embed *w);
540void ev_embed_stop (EV_P_ ev_embed *w);
541void ev_embed_sweep (EV_P_ ev_embed *w);
542# endif
543
365#endif 544#endif
366 545
367#ifdef __cplusplus 546#ifdef __cplusplus
368} 547}
369#endif 548#endif

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