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Comparing libev/ev.h (file contents):
Revision 1.19 by root, Thu Nov 1 13:11:12 2007 UTC vs.
Revision 1.24 by root, Sat Nov 3 09:19:58 2007 UTC

… …
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
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
38 46
39/* eventmask, revents, events... */ 47/* eventmask, revents, events... */
40#define EV_UNDEF -1 /* guaranteed to be invalid */ 48#define EV_UNDEF -1 /* guaranteed to be invalid */
41#define EV_NONE 0x00 49#define EV_NONE 0x00
42#define EV_READ 0x01 50#define EV_READ 0x01
… …
70 78
71/* shared by all watchers */ 79/* shared by all watchers */
72#define EV_WATCHER(type) \ 80#define EV_WATCHER(type) \
73 int active; /* private */ \ 81 int active; /* private */ \
74 int pending; /* private */ \ 82 int pending; /* private */ \
83 int priority; /* ro */ \
75 EV_COMMON; /* rw */ \ 84 EV_COMMON; /* rw */ \
76 void (*cb)(struct type *, int revents); /* rw */ /* gets invoked with an eventmask */ 85 void (*cb)(struct type *, int revents); /* rw */ /* gets invoked with an eventmask */
77 86
78#define EV_WATCHER_LIST(type) \ 87#define EV_WATCHER_LIST(type) \
79 EV_WATCHER (type); \ 88 EV_WATCHER (type); \
… …
161/* revent EV_CHILD */ 170/* revent EV_CHILD */
162struct ev_child 171struct ev_child
163{ 172{
164 EV_WATCHER_LIST (ev_child); 173 EV_WATCHER_LIST (ev_child);
165 174
166 int pid; /* ro */ 175 int pid; /* ro */
176 int rpid; /* rw, holds the received pid */
167 int status; /* rw, holds the exit status, use the macros from sys/wait.h */ 177 int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */
168}; 178};
169 179
170#define EVMETHOD_NONE 0 180#define EVMETHOD_AUTO 0 /* consults environment */
171#define EVMETHOD_SELECT 1 181#define EVMETHOD_SELECT 1
172#define EVMETHOD_EPOLL 2 182#define EVMETHOD_POLL 2
183#define EVMETHOD_EPOLL 4
184#define EVMETHOD_KQUEUE 8
185#define EVMETHOD_DEVPOLL 16 /* NYI */
186#define EVMETHOD_PORT 32 /* NYI */
187#define EVMETHOD_ANY ~0 /* any method, do not consult env */
173#if EV_PROTOTYPES 188#if EV_PROTOTYPES
174extern int ev_method; 189extern int ev_method;
175int ev_init (int flags); /* returns ev_method */ 190int ev_init (int methods); /* returns ev_method */
176int ev_version_major (void); 191int ev_version_major (void);
177int ev_version_minor (void); 192int ev_version_minor (void);
178 193
179/* these three calls are suitable for plugging into pthread_atfork */ 194/* these three calls are suitable for plugging into pthread_atfork */
180void ev_fork_prepare (void); 195void ev_fork_prepare (void);
… …
196void ev_once (int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg); 211void ev_once (int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg);
197#endif 212#endif
198 213
199/* these may evaluate ev multiple times, and the other arguments at most once */ 214/* these may evaluate ev multiple times, and the other arguments at most once */
200/* either use ev_watcher_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */ 215/* either use ev_watcher_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
201#define ev_watcher_init(ev,cb_) do { (ev)->active = 0; (ev)->pending = 0; (ev)->cb = (cb_); } while (0) 216#define ev_watcher_init(ev,cb_) do { (ev)->active = (ev)->pending = (ev)->priority = 0; (ev)->cb = (cb_); } while (0)
202 217
203#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0) 218#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0)
204#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0) 219#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0)
205#define ev_periodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0) 220#define ev_periodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0)
206#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0) 221#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
… …
216#define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0) 231#define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
217#define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0) 232#define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
218#define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0) 233#define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
219#define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0) 234#define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0)
220 235
221#define ev_is_active(ev) (0 + (ev)->active) /* true when the watcher has been started */ 236#define ev_is_active(ev) (0 + (ev)->active) /* true when the watcher has been started */
237#define ev_set_priority(ev,pri) (ev)->priority = pri
222 238
223/* stopping (enabling, adding) a watcher does nothing if it is already running */ 239/* stopping (enabling, adding) a watcher does nothing if it is already running */
224/* stopping (disabling, deleting) a watcher does nothing unless its already running */ 240/* stopping (disabling, deleting) a watcher does nothing unless its already running */
225#if EV_PROTOTYPES 241#if EV_PROTOTYPES
226void ev_io_start (struct ev_io *w); 242void ev_io_start (struct ev_io *w);

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