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Comparing libev/ev.h (file contents):
Revision 1.20 by root, Fri Nov 2 16:54:35 2007 UTC vs.
Revision 1.66 by root, Sat Nov 24 07:14:26 2007 UTC

… …
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
34extern "C" { 34extern "C" {
35#endif 35#endif
36 36
37typedef double ev_tstamp; 37typedef double ev_tstamp;
38 38
39/* these priorities are inclusive, higher priorities will be called earlier */
40#ifndef EV_MINPRI
41# define EV_MINPRI -2
42#endif
43#ifndef EV_MAXPRI
44# define EV_MAXPRI +2
45#endif
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
57struct 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
39/* eventmask, revents, events... */ 73/* eventmask, revents, events... */
40#define EV_UNDEF -1 /* guaranteed to be invalid */ 74#define EV_UNDEF -1L /* guaranteed to be invalid */
41#define EV_NONE 0x00 75#define EV_NONE 0x00L
42#define EV_READ 0x01 76#define EV_READ 0x01L /* io only */
43#define EV_WRITE 0x02 77#define EV_WRITE 0x02L /* io only */
44#define EV_TIMEOUT 0x000100 78#define EV_TIMEOUT 0x000100L /* timer only */
45#define EV_PERIODIC 0x000200 79#define EV_PERIODIC 0x000200L /* periodic timer only */
46#define EV_SIGNAL 0x000400 80#define EV_SIGNAL 0x000400L /* signal only */
47#define EV_IDLE 0x000800 81#define EV_IDLE 0x000800L /* idle only */
48#define EV_CHECK 0x001000 82#define EV_CHECK 0x001000L /* check only */
49#define EV_PREPARE 0x002000 83#define EV_PREPARE 0x002000L /* prepare only */
50#define EV_CHILD 0x004000 84#define EV_CHILD 0x004000L /* child/pid only */
85#define EV_EMBED 0x008000L /* embedded event loop */
51#define EV_ERROR 0x800000 /* sent when an error occurs */ 86#define EV_ERROR 0x800000L /* sent when an error occurs */
52 87
53/* can be used to add custom fields to all watchers */ 88/* can be used to add custom fields to all watchers, while losing binary compatibility */
54#ifndef EV_COMMON 89#ifndef EV_COMMON
55# define EV_COMMON void *data 90# define EV_COMMON void *data;
56#endif 91#endif
57#ifndef EV_PROTOTYPES 92#ifndef EV_PROTOTYPES
58# define EV_PROTOTYPES 1 93# define EV_PROTOTYPES 1
59#endif 94#endif
60 95
61#define EV_VERSION_MAJOR 1 96#define EV_VERSION_MAJOR 1
62#define EV_VERSION_MINOR 1 97#define EV_VERSION_MINOR 1
98
99#ifndef EV_CB_DECLARE
100# define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents);
101#endif
102#ifndef EV_CB_INVOKE
103# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))
104#endif
63 105
64/* 106/*
65 * struct member types: 107 * struct member types:
66 * private: you can look at them, but not change them, and they might not mean anything to you. 108 * private: you can look at them, but not change them, and they might not mean anything to you.
67 * ro: can be read anytime, but only changed when the watcher isn't active 109 * ro: can be read anytime, but only changed when the watcher isn't active
… …
70 112
71/* shared by all watchers */ 113/* shared by all watchers */
72#define EV_WATCHER(type) \ 114#define EV_WATCHER(type) \
73 int active; /* private */ \ 115 int active; /* private */ \
74 int pending; /* private */ \ 116 int pending; /* private */ \
117 int priority; /* private */ \
75 EV_COMMON; /* rw */ \ 118 EV_COMMON /* rw */ \
76 void (*cb)(struct type *, int revents); /* rw */ /* gets invoked with an eventmask */ 119 EV_CB_DECLARE (type) /* private */
77 120
78#define EV_WATCHER_LIST(type) \ 121#define EV_WATCHER_LIST(type) \
79 EV_WATCHER (type); \ 122 EV_WATCHER (type) \
80 struct type *next /* private */ 123 struct ev_watcher_list *next; /* private */
81 124
82#define EV_WATCHER_TIME(type) \ 125#define EV_WATCHER_TIME(type) \
83 EV_WATCHER (type); \ 126 EV_WATCHER (type) \
84 ev_tstamp at /* private */ 127 ev_tstamp at; /* private */
85 128
86/* base class, nothing to see here unless you subclass */ 129/* base class, nothing to see here unless you subclass */
87struct ev_watcher { 130typedef struct ev_watcher
131{
88 EV_WATCHER (ev_watcher); 132 EV_WATCHER (ev_watcher)
89}; 133} ev_watcher;
90 134
91/* base class, nothing to see here unless you subclass */ 135/* base class, nothing to see here unless you subclass */
92struct ev_watcher_list { 136typedef struct ev_watcher_list
137{
93 EV_WATCHER_LIST (ev_watcher_list); 138 EV_WATCHER_LIST (ev_watcher_list)
94}; 139} ev_watcher_list;
95 140
96/* base class, nothing to see here unless you subclass */ 141/* base class, nothing to see here unless you subclass */
97struct ev_watcher_time { 142typedef struct ev_watcher_time
143{
98 EV_WATCHER_TIME (ev_watcher_time); 144 EV_WATCHER_TIME (ev_watcher_time)
99}; 145} ev_watcher_time;
100 146
101/* invoked after a specific time, repeatable (based on monotonic clock) */ 147/* invoked after a specific time, repeatable (based on monotonic clock) */
102/* revent EV_TIMEOUT */ 148/* revent EV_TIMEOUT */
103struct ev_timer 149typedef struct ev_timer
104{ 150{
105 EV_WATCHER_TIME (ev_timer); 151 EV_WATCHER_TIME (ev_timer)
106 152
107 ev_tstamp repeat; /* rw */ 153 ev_tstamp repeat; /* rw */
108}; 154} ev_timer;
109 155
110/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */ 156/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */
111/* revent EV_PERIODIC */ 157/* revent EV_PERIODIC */
112struct ev_periodic 158typedef struct ev_periodic
113{ 159{
114 EV_WATCHER_TIME (ev_periodic); 160 EV_WATCHER_TIME (ev_periodic)
115 161
116 ev_tstamp interval; /* rw */ 162 ev_tstamp interval; /* rw */
117}; 163 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */
164} ev_periodic;
118 165
119/* invoked when fd is either EV_READable or EV_WRITEable */ 166/* invoked when fd is either EV_READable or EV_WRITEable */
120/* revent EV_READ, EV_WRITE */ 167/* revent EV_READ, EV_WRITE */
121struct ev_io 168typedef struct ev_io
122{ 169{
123 EV_WATCHER_LIST (ev_io); 170 EV_WATCHER_LIST (ev_io)
124 171
125 int fd; /* ro */ 172 int fd; /* ro */
126 int events; /* ro */ 173 int events; /* ro */
127}; 174} ev_io;
128 175
129/* invoked when the given signal has been received */ 176/* invoked when the given signal has been received */
130/* revent EV_SIGNAL */ 177/* revent EV_SIGNAL */
131struct ev_signal 178typedef struct ev_signal
132{ 179{
133 EV_WATCHER_LIST (ev_signal); 180 EV_WATCHER_LIST (ev_signal)
134 181
135 int signum; /* ro */ 182 int signum; /* ro */
136}; 183} ev_signal;
137 184
138/* invoked when the nothing else needs to be done, keeps the process from blocking */ 185/* invoked when the nothing else needs to be done, keeps the process from blocking */
139/* revent EV_IDLE */ 186/* revent EV_IDLE */
140struct ev_idle 187typedef struct ev_idle
141{ 188{
142 EV_WATCHER (ev_idle); 189 EV_WATCHER (ev_idle)
143}; 190} ev_idle;
144 191
145/* invoked for each run of the mainloop, just before the blocking call */ 192/* invoked for each run of the mainloop, just before the blocking call */
146/* you can still change events in any way you like */ 193/* you can still change events in any way you like */
147/* revent EV_PREPARE */ 194/* revent EV_PREPARE */
148struct ev_prepare 195typedef struct ev_prepare
149{ 196{
150 EV_WATCHER (ev_prepare); 197 EV_WATCHER (ev_prepare)
151}; 198} ev_prepare;
152 199
153/* invoked for each run of the mainloop, just after the blocking call */ 200/* invoked for each run of the mainloop, just after the blocking call */
154/* revent EV_CHECK */ 201/* revent EV_CHECK */
155struct ev_check 202typedef struct ev_check
156{ 203{
157 EV_WATCHER (ev_check); 204 EV_WATCHER (ev_check)
205} ev_check;
206
207/* invoked when sigchld is received and waitpid indicates the given pid */
208/* revent EV_CHILD */
209/* does not support priorities */
210typedef struct ev_child
211{
212 EV_WATCHER_LIST (ev_child)
213
214 int pid; /* ro */
215 int rpid; /* rw, holds the received pid */
216 int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */
217} ev_child;
218
219#if EV_MULTIPLICITY
220/* used to embed an event loop inside another */
221/* the callback gets invoked when the event loop has handled events, and can be 0 */
222typedef struct ev_embed
223{
224 EV_WATCHER (ev_embed)
225
226 ev_io io; /* private */
227 struct ev_loop *loop; /* ro */
228} ev_embed;
229#endif
230
231/* the presence of this union forces similar struct layout */
232union ev_any_watcher
233{
234 struct ev_watcher w;
235 struct ev_watcher_list wl;
236
237 struct ev_io io;
238 struct ev_timer timer;
239 struct ev_periodic periodic;
240 struct ev_idle idle;
241 struct ev_prepare prepare;
242 struct ev_check check;
243 struct ev_signal signal;
244 struct ev_child child;
245 struct ev_embed embed;
158}; 246};
159 247
160/* invoked when sigchld is received and waitpid indicates the givne pid */ 248/* bits for ev_default_loop and ev_loop_new */
161/* revent EV_CHILD */ 249/* the default */
162struct ev_child 250#define EVFLAG_AUTO 0x00000000UL /* not quite a mask */
163{ 251/* flag bits */
164 EV_WATCHER_LIST (ev_child); 252#define EVFLAG_NOENV 0x01000000UL /* do NOT consult environment */
253/* method bits to be ored together */
254#define EVBACKEND_SELECT 0x00000001UL /* about anywhere */
255#define EVBACKEND_POLL 0x00000002UL /* !win */
256#define EVBACKEND_EPOLL 0x00000004UL /* linux */
257#define EVBACKEND_KQUEUE 0x00000008UL /* bsd */
258#define EVBACKEND_DEVPOLL 0x00000010UL /* solaris 8 */ /* NYI */
259#define EVBACKEND_PORT 0x00000020UL /* solaris 10 */
165 260
166 int pid; /* ro */
167 int status; /* rw, holds the exit status, use the macros from sys/wait.h */
168};
169
170#define EVMETHOD_AUTO 0 /* consults environment */
171#define EVMETHOD_SELECT 1
172#define EVMETHOD_POLL 2
173#define EVMETHOD_EPOLL 4
174#define EVMETHOD_ANY ~0 /* any method, do not consult env */
175#if EV_PROTOTYPES 261#if EV_PROTOTYPES
176extern int ev_method;
177int ev_init (int methods); /* returns ev_method */
178int ev_version_major (void); 262int ev_version_major (void);
179int ev_version_minor (void); 263int ev_version_minor (void);
180 264
181/* these three calls are suitable for plugging into pthread_atfork */ 265unsigned int ev_supported_backends (void);
182void ev_fork_prepare (void); 266unsigned int ev_recommended_backends (void);
183void ev_fork_parent (void); 267unsigned int ev_embeddable_backends (void);
184void ev_fork_child (void);
185 268
186extern ev_tstamp ev_now; /* time w.r.t. timers and the eventloop, updated after each poll */
187ev_tstamp ev_time (void); 269ev_tstamp ev_time (void);
270
271/* Sets the allocation function to use, works like realloc.
272 * It is used to allocate and free memory.
273 * If it returns zero when memory needs to be allocated, the library might abort
274 * or take some potentially destructive action.
275 * The default is your system realloc function.
276 */
277void ev_set_allocator (void *(*cb)(void *ptr, long size));
278
279/* set the callback function to call on a
280 * retryable syscall error
281 * (such as failed select, poll, epoll_wait)
282 */
283void ev_set_syserr_cb (void (*cb)(const char *msg));
284
285# if EV_MULTIPLICITY
286/* the default loop is the only one that handles signals and child watchers */
287/* you can call this as often as you like */
288static struct ev_loop *
289ev_default_loop (unsigned int flags)
290{
291 extern struct ev_loop *ev_default_loop_ptr;
292 extern struct ev_loop *ev_default_loop_init (unsigned int flags);
293
294 if (!ev_default_loop_ptr)
295 ev_default_loop_init (flags);
296
297 return ev_default_loop_ptr;
298}
299
300/* create and destroy alternative loops that don't handle signals */
301struct ev_loop *ev_loop_new (unsigned int flags);
302void ev_loop_destroy (EV_P);
303void ev_loop_fork (EV_P);
304
305ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */
306
307# else
308
309int ev_default_loop (unsigned int flags); /* returns true when successful */
310
311static ev_tstamp
312ev_now (void)
313{
314 extern ev_tstamp ev_rt_now;
315
316 return ev_rt_now;
317}
318# endif
319
320void ev_default_destroy (void); /* destroy the default loop */
321/* this needs to be called after fork, to duplicate the default loop */
322/* if you create alternative loops you have to call ev_loop_fork on them */
323/* you can call it in either the parent or the child */
324/* you can actually call it at any time, anywhere :) */
325void ev_default_fork (void);
326
327unsigned int ev_backend (EV_P);
188#endif 328#endif
189 329
190#define EVLOOP_NONBLOCK 1 /* do not block/wait */ 330#define EVLOOP_NONBLOCK 1 /* do not block/wait */
191#define EVLOOP_ONESHOT 2 /* block *once* only */ 331#define EVLOOP_ONESHOT 2 /* block *once* only */
332#define EVUNLOOP_CANCEL 0 /* undo unloop */
333#define EVUNLOOP_ONE 1 /* unloop once */
334#define EVUNLOOP_ALL 2 /* unloop all loops */
335
192#if EV_PROTOTYPES 336#if EV_PROTOTYPES
193void ev_loop (int flags); 337void ev_loop (EV_P_ int flags);
194extern int ev_loop_done; /* set to 1 to break out of event loop, set to 2 to break out of all event loops */ 338void 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 */
339
340/*
341 * ref/unref can be used to add or remove a refcount on the mainloop. every watcher
342 * keeps one reference. if you have a long-runing watcher you never unregister that
343 * should not keep ev_loop from running, unref() after starting, and ref() before stopping.
344 */
345void ev_ref (EV_P);
346void ev_unref (EV_P);
195 347
196/* convinience function, wait for a single event, without registering an event watcher */ 348/* convinience function, wait for a single event, without registering an event watcher */
197/* if timeout is < 0, do wait indefinitely */ 349/* if timeout is < 0, do wait indefinitely */
198void ev_once (int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); 350void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg);
199#endif 351#endif
200 352
201/* these may evaluate ev multiple times, and the other arguments at most once */ 353/* these may evaluate ev multiple times, and the other arguments at most once */
202/* either use ev_watcher_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ 354/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
203#define ev_watcher_init(ev,cb_) do { (ev)->active = 0; (ev)->pending = 0; (ev)->cb = (cb_); } while (0) 355#define ev_init(ev,cb_) do { \
356 ((ev_watcher *)(void *)(ev))->active = \
357 ((ev_watcher *)(void *)(ev))->pending = \
358 ((ev_watcher *)(void *)(ev))->priority = 0; \
359 ev_set_cb ((ev), cb_); \
360} while (0)
204 361
205#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) 362#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0)
206#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) 363#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0)
207#define ev_periodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0) 364#define ev_periodic_set(ev,at_,ival_,res_) do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0)
208#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) 365#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
209#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */ 366#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
210#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */ 367#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
211#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */ 368#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
212#define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0) 369#define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0)
370#define ev_embed_set(ev,loop_) do { (ev)->loop = (loop_); } while (0)
213 371
214#define ev_io_init(ev,cb,fd,events) do { ev_watcher_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0) 372#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
215#define ev_timer_init(ev,cb,after,repeat) do { ev_watcher_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0) 373#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
216#define ev_periodic_init(ev,cb,at,interval) do { ev_watcher_init ((ev), (cb)); ev_periodic_set ((ev),(at),(interval)); } while (0) 374#define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0)
217#define ev_signal_init(ev,cb,signum) do { ev_watcher_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0) 375#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
218#define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) 376#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
219#define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) 377#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
220#define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0) 378#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
221#define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) 379#define ev_child_init(ev,cb,pid) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0)
380#define ev_embed_init(ev,cb,loop) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(loop)); } while (0)
222 381
382#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
223#define ev_is_active(ev) (0 + (ev)->active) /* true when the watcher has been started */ 383#define ev_is_active(ev) (0 + ((ev_watcher *)(void *)(ev))->active) /* ro, true when the watcher has been started */
384
385#define ev_priority(ev) ((ev_watcher *)(void *)(ev))->priority /* rw */
386#define ev_cb(ev) (ev)->cb /* rw */
387#define ev_set_priority(ev,pri) ev_priority (ev) = (pri)
388
389#ifndef ev_set_cb
390# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
391#endif
224 392
225/* stopping (enabling, adding) a watcher does nothing if it is already running */ 393/* stopping (enabling, adding) a watcher does nothing if it is already running */
226/* stopping (disabling, deleting) a watcher does nothing unless its already running */ 394/* stopping (disabling, deleting) a watcher does nothing unless its already running */
227#if EV_PROTOTYPES 395#if EV_PROTOTYPES
396
397/* feeds an event into a watcher as if the event actually occured */
398/* accepts any ev_watcher type */
399void ev_feed_event (EV_P_ void *w, int revents);
400void ev_feed_fd_event (EV_P_ int fd, int revents);
401void ev_feed_signal_event (EV_P_ int signum);
402
228void ev_io_start (struct ev_io *w); 403void ev_io_start (EV_P_ ev_io *w);
229void ev_io_stop (struct ev_io *w); 404void ev_io_stop (EV_P_ ev_io *w);
230 405
231void ev_timer_start (struct ev_timer *w); 406void ev_timer_start (EV_P_ ev_timer *w);
232void ev_timer_stop (struct ev_timer *w); 407void ev_timer_stop (EV_P_ ev_timer *w);
233void ev_timer_again (struct ev_timer *w); /* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ 408/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
409void ev_timer_again (EV_P_ ev_timer *w);
234 410
411#if EV_PERIODICS
235void ev_periodic_start (struct ev_periodic *w); 412void ev_periodic_start (EV_P_ ev_periodic *w);
236void ev_periodic_stop (struct ev_periodic *w); 413void ev_periodic_stop (EV_P_ ev_periodic *w);
414void ev_periodic_again (EV_P_ ev_periodic *w);
415#endif
237 416
238void ev_signal_start (struct ev_signal *w);
239void ev_signal_stop (struct ev_signal *w);
240
241void ev_idle_start (struct ev_idle *w); 417void ev_idle_start (EV_P_ ev_idle *w);
242void ev_idle_stop (struct ev_idle *w); 418void ev_idle_stop (EV_P_ ev_idle *w);
243 419
244void ev_prepare_start (struct ev_prepare *w); 420void ev_prepare_start (EV_P_ ev_prepare *w);
245void ev_prepare_stop (struct ev_prepare *w); 421void ev_prepare_stop (EV_P_ ev_prepare *w);
246 422
247void ev_check_start (struct ev_check *w); 423void ev_check_start (EV_P_ ev_check *w);
248void ev_check_stop (struct ev_check *w); 424void ev_check_stop (EV_P_ ev_check *w);
249 425
426/* only supported in the default loop */
427void ev_signal_start (EV_P_ ev_signal *w);
428void ev_signal_stop (EV_P_ ev_signal *w);
429
430/* only supported in the default loop */
250void ev_child_start (struct ev_child *w); 431void ev_child_start (EV_P_ ev_child *w);
251void ev_child_stop (struct ev_child *w); 432void ev_child_stop (EV_P_ ev_child *w);
433
434# if EV_MULTIPLICITY
435/* only supported when loop to be embedded is in fact embeddable */
436void ev_embed_start (EV_P_ ev_embed *w);
437void ev_embed_stop (EV_P_ ev_embed *w);
438void ev_embed_loop (EV_P_ ev_embed *w);
439# endif
440
252#endif 441#endif
253 442
254#ifdef __cplusplus 443#ifdef __cplusplus
255} 444}
256#endif 445#endif

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