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Comparing libev/ev.h (file contents):
Revision 1.8 by root, Wed Oct 31 11:52:12 2007 UTC vs.
Revision 1.9 by root, Wed Oct 31 13:57:34 2007 UTC

… …
10#define EV_WRITE 0x02 10#define EV_WRITE 0x02
11#define EV_TIMEOUT 0x04 11#define EV_TIMEOUT 0x04
12#define EV_SIGNAL 0x08 12#define EV_SIGNAL 0x08
13#define EV_IDLE 0x10 13#define EV_IDLE 0x10
14#define EV_CHECK 0x20 14#define EV_CHECK 0x20
15#define EV_ERROR (0x3f|0x80)
15 16
16/* can be used to add custom fields to all watchers */ 17/* can be used to add custom fields to all watchers */
17#ifndef EV_COMMON 18#ifndef EV_COMMON
18# define EV_COMMON void *data 19# define EV_COMMON void *data
20#endif
21#ifndef EV_PROTOTYPES
22# define EV_PROTOTYPES 1
19#endif 23#endif
20 24
21/* 25/*
22 * struct member types: 26 * struct member types:
23 * private: you can look at them, but not change them, and they might not mean anything to you. 27 * private: you can look at them, but not change them, and they might not mean anything to you.
… …
101}; 105};
102 106
103#define EVMETHOD_NONE 0 107#define EVMETHOD_NONE 0
104#define EVMETHOD_SELECT 1 108#define EVMETHOD_SELECT 1
105#define EVMETHOD_EPOLL 2 109#define EVMETHOD_EPOLL 2
110#if EV_PROTOTYPES
111extern int ev_method;
106int ev_init (int flags); /* returns ev_method */ 112int ev_init (int flags); /* returns ev_method */
107extern int ev_method;
108 113
109/* these three calls are suitable for plugging into pthread_atfork */ 114/* these three calls are suitable for plugging into pthread_atfork */
110void ev_prefork (void); 115void ev_prefork (void);
111void ev_postfork_parent (void); 116void ev_postfork_parent (void);
112void ev_postfork_child (void); 117void ev_postfork_child (void);
113 118
114extern ev_tstamp ev_now; /* time w.r.t. timers and the eventloop, updated after each poll */ 119extern ev_tstamp ev_now; /* time w.r.t. timers and the eventloop, updated after each poll */
115ev_tstamp ev_time (void); 120ev_tstamp ev_time (void);
121#endif
116 122
117#define EVLOOP_NONBLOCK 1 /* do not block/wait */ 123#define EVLOOP_NONBLOCK 1 /* do not block/wait */
118#define EVLOOP_ONESHOT 2 /* block *once* only */ 124#define EVLOOP_ONESHOT 2 /* block *once* only */
125#if EV_PROTOTYPES
119void ev_loop (int flags); 126void ev_loop (int flags);
120extern int ev_loop_done; /* set to 1 to break out of event loop, set to 2 to break out of all event loops */ 127extern int ev_loop_done; /* set to 1 to break out of event loop, set to 2 to break out of all event loops */
121 128
129/* convinience function, wait for a single event, without registering an event watcher */
130/* if timeout is < 0, do wait indefinitely */
131void ev_once (int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg);
132#endif
133
122/* these may evaluate ev multiple times, and the other arguments at most once */ 134/* these may evaluate ev multiple times, and the other arguments at most once */
123/* either use evw_init + evXXX_set, or the evXXX_init macro, below, to first initialise a watcher */ 135/* either use evw_init + evXXX_set, or the evXXX_init macro, below, to first initialise a watcher */
124#define evw_init(ev,cb_) do { (ev)->active = 0; (ev)->cb = (cb_); } while (0) 136#define evw_init(ev,cb_) do { (ev)->active = 0; (ev)->pending = 0; (ev)->cb = (cb_); } while (0)
125 137
126#define evio_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) 138#define evio_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0)
127#define evtimer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) 139#define evtimer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0)
128#define evperiodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0) 140#define evperiodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0)
129#define evsignal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) 141#define evsignal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
130#define evcheck_set(ev) /* nop, yes this is a serious in-joke */ 142#define evcheck_set(ev) /* nop, yes, this is a serious in-joke */
131#define evidle_set(ev) /* nop, yes this is a serious in-joke */ 143#define evidle_set(ev) /* nop, yes, this is a serious in-joke */
132 144
133#define evio_init(ev,cb,fd,events) do { evw_init ((ev), (cb)); evio_set ((ev),(fd),(events)); } while (0) 145#define evio_init(ev,cb,fd,events) do { evw_init ((ev), (cb)); evio_set ((ev),(fd),(events)); } while (0)
134#define evtimer_init(ev,cb,after,repeat) do { evw_init ((ev), (cb)); evtimer_set ((ev),(after),(repeat)); } while (0) 146#define evtimer_init(ev,cb,after,repeat) do { evw_init ((ev), (cb)); evtimer_set ((ev),(after),(repeat)); } while (0)
135#define evperiodic_init(ev,cb,at,interval) do { evw_init ((ev), (cb)); evperiodic_set ((ev),(at),(interval)); } while (0) 147#define evperiodic_init(ev,cb,at,interval) do { evw_init ((ev), (cb)); evperiodic_set ((ev),(at),(interval)); } while (0)
136#define evsignal_init(ev,cb,signum) do { evw_init ((ev), (cb)); evsignal_set ((ev), (signum)); } while (0) 148#define evsignal_init(ev,cb,signum) do { evw_init ((ev), (cb)); evsignal_set ((ev), (signum)); } while (0)
… …
139 151
140#define ev_is_active(ev) (0 + (ev)->active) /* true when the watcher has been started */ 152#define ev_is_active(ev) (0 + (ev)->active) /* true when the watcher has been started */
141 153
142/* stopping (enabling, adding) a watcher does nothing if it is already running */ 154/* stopping (enabling, adding) a watcher does nothing if it is already running */
143/* stopping (disabling, deleting) a watcher does nothing unless its already running */ 155/* stopping (disabling, deleting) a watcher does nothing unless its already running */
156#if EV_PROTOTYPES
144void evio_start (struct ev_io *w); 157void evio_start (struct ev_io *w);
145void evio_stop (struct ev_io *w); 158void evio_stop (struct ev_io *w);
146 159
147void evtimer_start (struct ev_timer *w); 160void evtimer_start (struct ev_timer *w);
148void evtimer_stop (struct ev_timer *w); 161void evtimer_stop (struct ev_timer *w);
… …
157void evidle_start (struct ev_idle *w); 170void evidle_start (struct ev_idle *w);
158void evidle_stop (struct ev_idle *w); 171void evidle_stop (struct ev_idle *w);
159 172
160void evcheck_start (struct ev_check *w); 173void evcheck_start (struct ev_check *w);
161void evcheck_stop (struct ev_check *w); 174void evcheck_stop (struct ev_check *w);
175#endif
162 176
163#endif 177#endif
164 178

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