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Comparing libev/ev.h (file contents):
Revision 1.34 by root, Sun Nov 4 23:29:48 2007 UTC vs.
Revision 1.42 by root, Fri Nov 9 15:15:21 2007 UTC

… …
98#define EV_WATCHER(type) \ 98#define EV_WATCHER(type) \
99 int active; /* private */ \ 99 int active; /* private */ \
100 int pending; /* private */ \ 100 int pending; /* private */ \
101 int priority; /* private */ \ 101 int priority; /* private */ \
102 EV_COMMON; /* rw */ \ 102 EV_COMMON; /* rw */ \
103 void (*cb)(EV_P_ struct type *, int revents); /* private */ /* gets invoked with an eventmask */ 103 void (*cb)(EV_P_ struct type *, int revents) /* private */ /* gets invoked with an eventmask */
104 104
105#define EV_WATCHER_LIST(type) \ 105#define EV_WATCHER_LIST(type) \
106 EV_WATCHER (type); \ 106 EV_WATCHER (type); \
107 struct ev_watcher_list *next /* private */ 107 struct ev_watcher_list *next /* private */
108 108
… …
139struct ev_periodic 139struct 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 */
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 */
148struct ev_io 149struct ev_io
… …
156/* invoked when the given signal has been received */ 157/* invoked when the given signal has been received */
157/* revent EV_SIGNAL */ 158/* revent EV_SIGNAL */
158struct ev_signal 159struct ev_signal
159{ 160{
160 EV_WATCHER_LIST (ev_signal); 161 EV_WATCHER_LIST (ev_signal);
161#if EV_MULTIPLICITY
162 struct ev_loop *loop;
163#endif
164 162
165 int signum; /* ro */ 163 int signum; /* ro */
166}; 164};
167 165
168/* invoked when the nothing else needs to be done, keeps the process from blocking */ 166/* invoked when the nothing else needs to be done, keeps the process from blocking */
… …
195 EV_WATCHER_LIST (ev_child); 193 EV_WATCHER_LIST (ev_child);
196 194
197 int pid; /* ro */ 195 int pid; /* ro */
198 int rpid; /* rw, holds the received pid */ 196 int rpid; /* rw, holds the received pid */
199 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 */
198};
199
200/* the presence of this union forces similar struct layout */
201union ev_any_watcher
202{
203 struct ev_watcher w;
204 struct ev_watcher_list wl;
205 struct ev_io io;
206 struct ev_timer timer;
207 struct ev_periodic periodic;
208 struct ev_signal signal;
209 struct ev_idle idle;
210 struct ev_child child;
211 struct ev_prepare prepare;
212 struct ev_check check;
200}; 213};
201 214
202#define EVMETHOD_AUTO 0 /* consults environment */ 215#define EVMETHOD_AUTO 0 /* consults environment */
203#define EVMETHOD_SELECT 1 216#define EVMETHOD_SELECT 1
204#define EVMETHOD_POLL 2 217#define EVMETHOD_POLL 2
… …
213int ev_version_major (void); 226int ev_version_major (void);
214int ev_version_minor (void); 227int ev_version_minor (void);
215 228
216ev_tstamp ev_time (void); 229ev_tstamp ev_time (void);
217 230
231/* Sets the allocation function to use, works like realloc.
232 * It is used to allocate and free memory.
233 * If it returns zero when memory needs to be allocated, the library might abort
234 * or take some potentially destructive action.
235 * The default is your system realloc function.
236 */
237void ev_set_allocator (void *(*cb)(void *ptr, long size));
238
239/* set the callback function to call on a
240 * retryable syscall error
241 * (such as failed select, poll, epoll_wait)
242 */
243void ev_set_syserr_cb (void (*cb)(const char *msg));
244
218# if EV_MULTIPLICITY 245# if EV_MULTIPLICITY
219/* the default loop is the only one that handles signals and child watchers */ 246/* the default loop is the only one that handles signals and child watchers */
220/* you can call this as often as you like */ 247/* you can call this as often as you like */
221struct ev_loop *ev_default_loop (int methods); /* returns default loop */ 248struct ev_loop *ev_default_loop (int methods); /* returns default loop */
222 249
… …
271 (ev)->cb = (cb_); \ 298 (ev)->cb = (cb_); \
272} while (0) 299} while (0)
273 300
274#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)
275#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)
276#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)
277#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)
278#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 */
279#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 */
280#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 */
281#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)
282 309
283#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)
284#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)
285#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)
286#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)
287#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)
288#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)
289#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)
290#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)
… …
298#define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_) 325#define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
299 326
300/* 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 */
301/* stopping (disabling, deleting) a watcher does nothing unless its already running */ 328/* stopping (disabling, deleting) a watcher does nothing unless its already running */
302#if EV_PROTOTYPES 329#if EV_PROTOTYPES
330
331/* feeds an event into a watcher as if the event actually occured */
332/* accepts any ev_watcher type */
333void ev_feed_event (EV_P_ void *w, int revents);
334void ev_feed_fd_event (EV_P_ int fd, int revents);
335void ev_feed_signal_event (EV_P_ int signum);
336
303void ev_io_start (EV_P_ struct ev_io *w); 337void ev_io_start (EV_P_ struct ev_io *w);
304void ev_io_stop (EV_P_ struct ev_io *w); 338void ev_io_stop (EV_P_ struct ev_io *w);
305 339
306void ev_timer_start (EV_P_ struct ev_timer *w); 340void ev_timer_start (EV_P_ struct ev_timer *w);
307void ev_timer_stop (EV_P_ struct ev_timer *w); 341void ev_timer_stop (EV_P_ struct ev_timer *w);
308/* 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 */
309void ev_timer_again (EV_P_ struct ev_timer *w); 343void ev_timer_again (EV_P_ struct ev_timer *w);
310 344
311void ev_periodic_start (EV_P_ struct ev_periodic *w); 345void ev_periodic_start (EV_P_ struct ev_periodic *w);
312void ev_periodic_stop (EV_P_ struct ev_periodic *w); 346void ev_periodic_stop (EV_P_ struct ev_periodic *w);
347void ev_periodic_again (EV_P_ struct ev_periodic *w);
313 348
314void ev_idle_start (EV_P_ struct ev_idle *w); 349void ev_idle_start (EV_P_ struct ev_idle *w);
315void ev_idle_stop (EV_P_ struct ev_idle *w); 350void ev_idle_stop (EV_P_ struct ev_idle *w);
316 351
317void ev_prepare_start (EV_P_ struct ev_prepare *w); 352void ev_prepare_start (EV_P_ struct ev_prepare *w);

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