[ViewVC] Diff of: cvs/libev/ev.h

Comparing libev/ev.h (file contents):
Revision 1.16 by root, Thu Nov 1 06:48:49 2007 UTC vs.
Revision 1.69 by root, Mon Nov 26 19:49:36 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
		33	#ifdef __cplusplus
		34	extern "C" {
		35	#endif
32		36
33	typedef double ev_tstamp;	37	typedef double ev_tstamp;
34		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_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_EMBED_ENABLE
		60	# define EV_EMBED_ENABLE 1
		61	#endif
		62
		63	/*****************************************************************************/
		64
		65	#if EV_STAT_ENABLE
		66	# include <sys/stat.h>
		67	#endif
		68
		69	/* support multiple event loops? */
		70	#if EV_MULTIPLICITY
		71	struct ev_loop;
		72	# define EV_P struct ev_loop *loop
		73	# define EV_P_ EV_P,
		74	# define EV_A loop
		75	# define EV_A_ EV_A,
		76	# define EV_DEFAULT_A ev_default_loop (0)
		77	# define EV_DEFAULT_A_ EV_DEFAULT_A,
		78	#else
		79	# define EV_P void
		80	# define EV_P_
		81	# define EV_A
		82	# define EV_A_
		83	# define EV_DEFAULT_A
		84	# define EV_DEFAULT_A_
		85
		86	# undef EV_EMBED_ENABLE
		87	#endif
		88
35	/* eventmask, revents, events... */	89	/* eventmask, revents, events... */
36	#define EV_UNDEF -1 /* guaranteed to be invalid */	90	#define EV_UNDEF -1L /* guaranteed to be invalid */
37	#define EV_NONE 0x00	91	#define EV_NONE 0x00L /* no events */
38	#define EV_READ 0x01	92	#define EV_READ 0x01L /* ev_io detected read will not block */
39	#define EV_WRITE 0x02	93	#define EV_WRITE 0x02L /* ev_io detected write will not block */
40	#define EV_REIFY 0x04 /* private */	94	#define EV_TIMEOUT 0x00000100L /* timer timed out */
41	#define EV_TIMEOUT 0x000100	95	#define EV_PERIODIC 0x00000200L /* periodic timer timed out */
42	#define EV_SIGNAL 0x000200	96	#define EV_SIGNAL 0x00000400L /* signal was received */
43	#define EV_IDLE 0x000400	97	#define EV_IDLE 0x00000800L /* event loop is idling */
44	#define EV_CHECK 0x000800	98	#define EV_PREPARE 0x00001000L /* event loop about to poll */
45	#define EV_PREPARE 0x001000	99	#define EV_CHECK 0x00002000L /* event loop finished poll */
46	#define EV_CHILD 0x002000	100	#define EV_CHILD 0x00004000L /* child/pid had status change */
		101	#define EV_EMBED 0x00008000L /* embedded event loop needs sweep */
		102	#define EV_STAT 0x00010000L /* stat data changed */
47	#define EV_ERROR 0x800000 /* sent when an error occurs */	103	#define EV_ERROR 0x80000000L /* sent when an error occurs */
48		104
49	/* can be used to add custom fields to all watchers */	105	/* can be used to add custom fields to all watchers, while losing binary compatibility */
50	#ifndef EV_COMMON	106	#ifndef EV_COMMON
51	# define EV_COMMON void *data	107	# define EV_COMMON void *data;
52	#endif	108	#endif
53	#ifndef EV_PROTOTYPES	109	#ifndef EV_PROTOTYPES
54	# define EV_PROTOTYPES 1	110	# define EV_PROTOTYPES 1
55	#endif	111	#endif
56		112
57	#define EV_VERSION_MAJOR 1	113	#define EV_VERSION_MAJOR 1
58	#define EV_VERSION_MINOR 1	114	#define EV_VERSION_MINOR 1
		115
		116	#ifndef EV_CB_DECLARE
		117	# define EV_CB_DECLARE(type) void (cb)(EV_P_ struct type w, int revents);
		118	#endif
		119	#ifndef EV_CB_INVOKE
		120	# define EV_CB_INVOKE(watcher,revents) (watcher)->cb (EV_A_ (watcher), (revents))
		121	#endif
59		122
60	/*	123	/*
61	* struct member types:	124	* struct member types:
62	* private: you can look at them, but not change them, and they might not mean anything to you.	125	* private: you can look at them, but not change them, and they might not mean anything to you.
63	* ro: can be read anytime, but only changed when the watcher isn't active	126	* ro: can be read anytime, but only changed when the watcher isn't active
…		…
66		129
67	/* shared by all watchers */	130	/* shared by all watchers */
68	#define EV_WATCHER(type) \	131	#define EV_WATCHER(type) \
69	int active; /* private */ \	132	int active; /* private */ \
70	int pending; /* private */ \	133	int pending; /* private */ \
		134	int priority; /* private */ \
71	EV_COMMON; /* rw */ \	135	EV_COMMON /* rw */ \
72	void (cb)(struct type , int revents); /* rw / / gets invoked with an eventmask */	136	EV_CB_DECLARE (type) /* private */
73		137
74	#define EV_WATCHER_LIST(type) \	138	#define EV_WATCHER_LIST(type) \
75	EV_WATCHER (type); \	139	EV_WATCHER (type) \
76	struct type next / private */	140	struct ev_watcher_list next; / private */
77		141
78	#define EV_WATCHER_TIME(type) \	142	#define EV_WATCHER_TIME(type) \
79	EV_WATCHER (type); \	143	EV_WATCHER (type) \
80	ev_tstamp at /* private */	144	ev_tstamp at; /* private */
81		145
82	/* base class, nothing to see here unless you subclass */	146	/* base class, nothing to see here unless you subclass */
83	struct ev_watcher {	147	typedef struct ev_watcher
		148	{
84	EV_WATCHER (ev_watcher);	149	EV_WATCHER (ev_watcher)
85	};	150	} ev_watcher;
86		151
87	/* base class, nothing to see here unless you subclass */	152	/* base class, nothing to see here unless you subclass */
88	struct ev_watcher_list {	153	typedef struct ev_watcher_list
		154	{
89	EV_WATCHER_LIST (ev_watcher_list);	155	EV_WATCHER_LIST (ev_watcher_list)
90	};	156	} ev_watcher_list;
91		157
92	/* base class, nothing to see here unless you subclass */	158	/* base class, nothing to see here unless you subclass */
93	struct ev_watcher_time {	159	typedef struct ev_watcher_time
		160	{
94	EV_WATCHER_TIME (ev_watcher_time);	161	EV_WATCHER_TIME (ev_watcher_time)
95	};	162	} ev_watcher_time;
96		163
97	/* invoked after a specific time, repeatable (based on monotonic clock) */	164	/* invoked after a specific time, repeatable (based on monotonic clock) */
		165	/* revent EV_TIMEOUT */
98	struct ev_timer	166	typedef struct ev_timer
99	{	167	{
100	EV_WATCHER_TIME (ev_timer);	168	EV_WATCHER_TIME (ev_timer)
101		169
102	ev_tstamp repeat; /* rw */	170	ev_tstamp repeat; /* rw */
103	};	171	} ev_timer;
104		172
105	/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */	173	/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */
		174	/* revent EV_PERIODIC */
106	struct ev_periodic	175	typedef struct ev_periodic
107	{	176	{
108	EV_WATCHER_TIME (ev_periodic);	177	EV_WATCHER_TIME (ev_periodic)
109		178
110	ev_tstamp interval; /* rw */	179	ev_tstamp interval; /* rw */
111	};	180	ev_tstamp (reschedule_cb)(struct ev_periodic w, ev_tstamp now); /* rw */
		181	} ev_periodic;
112		182
113	/* invoked when fd is either EV_READable or EV_WRITEable */	183	/* invoked when fd is either EV_READable or EV_WRITEable */
		184	/* revent EV_READ, EV_WRITE */
114	struct ev_io	185	typedef struct ev_io
115	{	186	{
116	EV_WATCHER_LIST (ev_io);	187	EV_WATCHER_LIST (ev_io)
117		188
118	int fd; /* ro */	189	int fd; /* ro */
119	int events; /* ro */	190	int events; /* ro */
120	};	191	} ev_io;
121		192
122	/* invoked when the given signal has been received */	193	/* invoked when the given signal has been received */
		194	/* revent EV_SIGNAL */
123	struct ev_signal	195	typedef struct ev_signal
124	{	196	{
125	EV_WATCHER_LIST (ev_signal);	197	EV_WATCHER_LIST (ev_signal)
126		198
127	int signum; /* ro */	199	int signum; /* ro */
128	};	200	} ev_signal;
129		201
130	/* invoked when the nothing else needs to be done, keeps the process from blocking */	202	/* invoked when the nothing else needs to be done, keeps the process from blocking */
		203	/* revent EV_IDLE */
131	struct ev_idle	204	typedef struct ev_idle
132	{	205	{
133	EV_WATCHER (ev_idle);	206	EV_WATCHER (ev_idle)
134	};	207	} ev_idle;
135		208
136	/* invoked for each run of the mainloop, just before the blocking call */	209	/* invoked for each run of the mainloop, just before the blocking call */
137	/* you can still change events in any way you like */	210	/* you can still change events in any way you like */
		211	/* revent EV_PREPARE */
138	struct ev_prepare	212	typedef struct ev_prepare
139	{	213	{
140	EV_WATCHER (ev_prepare);	214	EV_WATCHER (ev_prepare)
		215	} ev_prepare;
		216
		217	/* invoked for each run of the mainloop, just after the blocking call */
		218	/* revent EV_CHECK */
		219	typedef struct ev_check
		220	{
		221	EV_WATCHER (ev_check)
		222	} ev_check;
		223
		224	/* invoked when sigchld is received and waitpid indicates the given pid */
		225	/* revent EV_CHILD */
		226	/* does not support priorities */
		227	typedef struct ev_child
		228	{
		229	EV_WATCHER_LIST (ev_child)
		230
		231	int pid; /* ro */
		232	int rpid; /* rw, holds the received pid */
		233	int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */
		234	} ev_child;
		235
		236	#if EV_EMBED_ENABLE
		237	/* used to embed an event loop inside another */
		238	/* the callback gets invoked when the event loop has handled events, and can be 0 */
		239	typedef struct ev_embed
		240	{
		241	EV_WATCHER (ev_embed)
		242
		243	ev_io io; /* private */
		244	struct ev_loop loop; / ro */
		245	} ev_embed;
		246	#endif
		247
		248	#if EV_STAT_ENABLE
		249	/* st_nlink = 0 means missing file or other error */
		250	typedef struct stat ev_statdata;
		251
		252	/* invoked each time the stat data changes for a given path */
		253	/* revent EV_STAT */
		254	typedef struct ev_stat
		255	{
		256	EV_WATCHER (ev_stat)
		257
		258	ev_timer timer; /* private */
		259	ev_tstamp interval; /* rw */
		260	const char path; / ro */
		261	ev_statdata prev; /* ro */
		262	ev_statdata attr; /* ro */
		263	} ev_stat;
		264	#endif
		265
		266	/* the presence of this union forces similar struct layout */
		267	union ev_any_watcher
		268	{
		269	struct ev_watcher w;
		270	struct ev_watcher_list wl;
		271
		272	struct ev_io io;
		273	struct ev_timer timer;
		274	struct ev_periodic periodic;
		275	struct ev_idle idle;
		276	struct ev_prepare prepare;
		277	struct ev_check check;
		278	struct ev_signal signal;
		279	struct ev_child child;
		280	#if EV_EMBED_ENABLE
		281	struct ev_embed embed;
		282	#endif
		283	#if EV_STAT_ENABLE
		284	struct ev_stat stat;
		285	#endif
141	};	286	};
142		287
143	/* invoked for each run of the mainloop, just after the blocking call */	288	/* bits for ev_default_loop and ev_loop_new */
144	struct ev_check	289	/* the default */
145	{	290	#define EVFLAG_AUTO 0x00000000UL /* not quite a mask */
146	EV_WATCHER (ev_check);	291	/* flag bits */
147	};	292	#define EVFLAG_NOENV 0x01000000UL /* do NOT consult environment */
		293	/* method bits to be ored together */
		294	#define EVBACKEND_SELECT 0x00000001UL /* about anywhere */
		295	#define EVBACKEND_POLL 0x00000002UL /* !win */
		296	#define EVBACKEND_EPOLL 0x00000004UL /* linux */
		297	#define EVBACKEND_KQUEUE 0x00000008UL /* bsd */
		298	#define EVBACKEND_DEVPOLL 0x00000010UL /* solaris 8 / / NYI */
		299	#define EVBACKEND_PORT 0x00000020UL /* solaris 10 */
148		300
149	/* invoked when sigchld is received and waitpid indicates the givne pid */
150	struct ev_child
151	{
152	EV_WATCHER_LIST (ev_child);
153
154	int pid; /* ro */
155	int status; /* rw, holds the exit status, use the macros from sys/wait.h */
156	};
157
158	#define EVMETHOD_NONE 0
159	#define EVMETHOD_SELECT 1
160	#define EVMETHOD_EPOLL 2
161	#if EV_PROTOTYPES	301	#if EV_PROTOTYPES
162	extern int ev_method;
163	int ev_init (int flags); /* returns ev_method */
164	int ev_version_major (void);	302	int ev_version_major (void);
165	int ev_version_minor (void);	303	int ev_version_minor (void);
166		304
167	/* these three calls are suitable for plugging into pthread_atfork */	305	unsigned int ev_supported_backends (void);
168	void ev_prefork (void);	306	unsigned int ev_recommended_backends (void);
169	void ev_postfork_parent (void);	307	unsigned int ev_embeddable_backends (void);
170	void ev_postfork_child (void);
171		308
172	extern ev_tstamp ev_now; /* time w.r.t. timers and the eventloop, updated after each poll */
173	ev_tstamp ev_time (void);	309	ev_tstamp ev_time (void);
		310
		311	/* Sets the allocation function to use, works like realloc.
		312	* It is used to allocate and free memory.
		313	* If it returns zero when memory needs to be allocated, the library might abort
		314	* or take some potentially destructive action.
		315	* The default is your system realloc function.
		316	*/
		317	void ev_set_allocator (void (cb)(void *ptr, long size));
		318
		319	/* set the callback function to call on a
		320	* retryable syscall error
		321	* (such as failed select, poll, epoll_wait)
		322	*/
		323	void ev_set_syserr_cb (void (cb)(const char msg));
		324
		325	# if EV_MULTIPLICITY
		326	/* the default loop is the only one that handles signals and child watchers */
		327	/* you can call this as often as you like */
		328	static struct ev_loop *
		329	ev_default_loop (unsigned int flags)
		330	{
		331	extern struct ev_loop *ev_default_loop_ptr;
		332	extern struct ev_loop *ev_default_loop_init (unsigned int flags);
		333
		334	if (!ev_default_loop_ptr)
		335	ev_default_loop_init (flags);
		336
		337	return ev_default_loop_ptr;
		338	}
		339
		340	/* create and destroy alternative loops that don't handle signals */
		341	struct ev_loop *ev_loop_new (unsigned int flags);
		342	void ev_loop_destroy (EV_P);
		343	void ev_loop_fork (EV_P);
		344
		345	ev_tstamp ev_now (EV_P); /* time w.r.t. timers and the eventloop, updated after each poll */
		346
		347	# else
		348
		349	int ev_default_loop (unsigned int flags); /* returns true when successful */
		350
		351	static ev_tstamp
		352	ev_now (void)
		353	{
		354	extern ev_tstamp ev_rt_now;
		355
		356	return ev_rt_now;
		357	}
		358	# endif
		359
		360	void ev_default_destroy (void); /* destroy the default loop */
		361	/* this needs to be called after fork, to duplicate the default loop */
		362	/* if you create alternative loops you have to call ev_loop_fork on them */
		363	/* you can call it in either the parent or the child */
		364	/* you can actually call it at any time, anywhere :) */
		365	void ev_default_fork (void);
		366
		367	unsigned int ev_backend (EV_P);
174	#endif	368	#endif
175		369
176	#define EVLOOP_NONBLOCK 1 /* do not block/wait */	370	#define EVLOOP_NONBLOCK 1 /* do not block/wait */
177	#define EVLOOP_ONESHOT 2 /* block once only */	371	#define EVLOOP_ONESHOT 2 /* block once only */
		372	#define EVUNLOOP_CANCEL 0 /* undo unloop */
		373	#define EVUNLOOP_ONE 1 /* unloop once */
		374	#define EVUNLOOP_ALL 2 /* unloop all loops */
		375
178	#if EV_PROTOTYPES	376	#if EV_PROTOTYPES
179	void ev_loop (int flags);	377	void ev_loop (EV_P_ int flags);
180	extern int ev_loop_done; /* set to 1 to break out of event loop, set to 2 to break out of all event loops */	378	void 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 */
		379
		380	/*
		381	* ref/unref can be used to add or remove a refcount on the mainloop. every watcher
		382	* keeps one reference. if you have a long-runing watcher you never unregister that
		383	* should not keep ev_loop from running, unref() after starting, and ref() before stopping.
		384	*/
		385	void ev_ref (EV_P);
		386	void ev_unref (EV_P);
181		387
182	/* convinience function, wait for a single event, without registering an event watcher */	388	/* convinience function, wait for a single event, without registering an event watcher */
183	/* if timeout is < 0, do wait indefinitely */	389	/* if timeout is < 0, do wait indefinitely */
184	void ev_once (int fd, int events, ev_tstamp timeout, void (cb)(int revents, void arg), void *arg);	390	void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (cb)(int revents, void arg), void *arg);
185	#endif	391	#endif
186		392
187	/* these may evaluate ev multiple times, and the other arguments at most once */	393	/* these may evaluate ev multiple times, and the other arguments at most once */
188	/* either use ev_watcher_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */	394	/* either use ev_init + ev_TYPE_set, or the ev_TYPE_init macro, below, to first initialise a watcher */
189	#define ev_watcher_init(ev,cb_) do { (ev)->active = 0; (ev)->pending = 0; (ev)->cb = (cb_); } while (0)	395	#define ev_init(ev,cb_) do { \
		396	((ev_watcher )(void )(ev))->active = \
		397	((ev_watcher )(void )(ev))->pending = \
		398	((ev_watcher )(void )(ev))->priority = 0; \
		399	ev_set_cb ((ev), cb_); \
		400	} while (0)
190		401
191	#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0)	402	#define ev_io_set(ev,fd_,events_) do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0)
192	#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0)	403	#define ev_timer_set(ev,after_,repeat_) do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0)
193	#define ev_periodic_set(ev,at_,interval_) do { (ev)->at = (at_); (ev)->interval = (interval_); } while (0)	404	#define ev_periodic_set(ev,at_,ival_,res_) do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0)
194	#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)	405	#define ev_signal_set(ev,signum_) do { (ev)->signum = (signum_); } while (0)
195	#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */	406	#define ev_idle_set(ev) /* nop, yes, this is a serious in-joke */
196	#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */	407	#define ev_prepare_set(ev) /* nop, yes, this is a serious in-joke */
197	#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */	408	#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
198	#define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0)	409	#define ev_child_set(ev,pid_) do { (ev)->pid = (pid_); } while (0)
		410	#define ev_embed_set(ev,loop_) do { (ev)->loop = (loop_); } while (0)
		411	#define ev_stat_set(ev,path_,interval_) do { (ev)->path = (path_); (ev)->interval = (interval_); } while (0)
199		412
200	#define ev_io_init(ev,cb,fd,events) do { ev_watcher_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)	413	#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
201	#define ev_timer_init(ev,cb,after,repeat) do { ev_watcher_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)	414	#define ev_timer_init(ev,cb,after,repeat) do { ev_init ((ev), (cb)); ev_timer_set ((ev),(after),(repeat)); } while (0)
202	#define ev_periodic_init(ev,cb,at,interval) do { ev_watcher_init ((ev), (cb)); ev_periodic_set ((ev),(at),(interval)); } while (0)	415	#define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0)
203	#define ev_signal_init(ev,cb,signum) do { ev_watcher_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)	416	#define ev_signal_init(ev,cb,signum) do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
204	#define ev_idle_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)	417	#define ev_idle_init(ev,cb) do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
205	#define ev_prepare_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)	418	#define ev_prepare_init(ev,cb) do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
206	#define ev_check_init(ev,cb) do { ev_watcher_init ((ev), (cb)); ev_check_set ((ev)); } while (0)	419	#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
207	#define ev_child_init(ev,cb,pid) do { ev_watcher_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0)	420	#define ev_child_init(ev,cb,pid) do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0)
		421	#define ev_embed_init(ev,cb,loop) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(loop)); } while (0)
		422	#define ev_stat_init(ev,cb,path,interval) do { ev_init ((ev), (cb)); ev_path_set ((ev),(path),(interval)); } while (0)
208		423
		424	#define ev_is_pending(ev) (0 + ((ev_watcher )(void )(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
209	#define ev_is_active(ev) (0 + (ev)->active) /* true when the watcher has been started */	425	#define ev_is_active(ev) (0 + ((ev_watcher )(void )(ev))->active) /* ro, true when the watcher has been started */
		426
		427	#define ev_priority(ev) ((ev_watcher )(void )(ev))->priority /* rw */
		428	#define ev_cb(ev) (ev)->cb /* rw */
		429	#define ev_set_priority(ev,pri) ev_priority (ev) = (pri)
		430
		431	#ifndef ev_set_cb
		432	# define ev_set_cb(ev,cb_) ev_cb (ev) = (cb_)
		433	#endif
210		434
211	/* stopping (enabling, adding) a watcher does nothing if it is already running */	435	/* stopping (enabling, adding) a watcher does nothing if it is already running */
212	/* stopping (disabling, deleting) a watcher does nothing unless its already running */	436	/* stopping (disabling, deleting) a watcher does nothing unless its already running */
213	#if EV_PROTOTYPES	437	#if EV_PROTOTYPES
		438
		439	/* feeds an event into a watcher as if the event actually occured */
		440	/* accepts any ev_watcher type */
		441	void ev_feed_event (EV_P_ void *w, int revents);
		442	void ev_feed_fd_event (EV_P_ int fd, int revents);
		443	void ev_feed_signal_event (EV_P_ int signum);
		444
214	void ev_io_start (struct ev_io *w);	445	void ev_io_start (EV_P_ ev_io *w);
215	void ev_io_stop (struct ev_io *w);	446	void ev_io_stop (EV_P_ ev_io *w);
216		447
217	void ev_timer_start (struct ev_timer *w);	448	void ev_timer_start (EV_P_ ev_timer *w);
218	void ev_timer_stop (struct ev_timer *w);	449	void ev_timer_stop (EV_P_ ev_timer *w);
219	void ev_timer_again (struct ev_timer w); / stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */	450	/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
		451	void ev_timer_again (EV_P_ ev_timer *w);
220		452
		453	#if EV_PERIODIC_ENABLE
221	void ev_periodic_start (struct ev_periodic *w);	454	void ev_periodic_start (EV_P_ ev_periodic *w);
222	void ev_periodic_stop (struct ev_periodic *w);	455	void ev_periodic_stop (EV_P_ ev_periodic *w);
		456	void ev_periodic_again (EV_P_ ev_periodic *w);
		457	#endif
223		458
224	void ev_signal_start (struct ev_signal *w);
225	void ev_signal_stop (struct ev_signal *w);
226
227	void ev_idle_start (struct ev_idle *w);	459	void ev_idle_start (EV_P_ ev_idle *w);
228	void ev_idle_stop (struct ev_idle *w);	460	void ev_idle_stop (EV_P_ ev_idle *w);
229		461
230	void ev_prepare_start (struct ev_prepare *w);	462	void ev_prepare_start (EV_P_ ev_prepare *w);
231	void ev_prepare_stop (struct ev_prepare *w);	463	void ev_prepare_stop (EV_P_ ev_prepare *w);
232		464
233	void ev_check_start (struct ev_check *w);	465	void ev_check_start (EV_P_ ev_check *w);
234	void ev_check_stop (struct ev_check *w);	466	void ev_check_stop (EV_P_ ev_check *w);
235		467
		468	/* only supported in the default loop */
		469	void ev_signal_start (EV_P_ ev_signal *w);
		470	void ev_signal_stop (EV_P_ ev_signal *w);
		471
		472	/* only supported in the default loop */
236	void ev_child_start (struct ev_child *w);	473	void ev_child_start (EV_P_ ev_child *w);
237	void ev_child_stop (struct ev_child *w);	474	void ev_child_stop (EV_P_ ev_child *w);
		475
		476	# if EV_EMBED_ENABLE
		477	/* only supported when loop to be embedded is in fact embeddable */
		478	void ev_embed_start (EV_P_ ev_embed *w);
		479	void ev_embed_stop (EV_P_ ev_embed *w);
		480	void ev_embed_sweep (EV_P_ ev_embed *w);
238	#endif	481	# endif
239		482
		483	# if EV_STAT_ENABLE
		484	void ev_stat_start (EV_P_ ev_stat *w);
		485	void ev_stat_stop (EV_P_ ev_stat *w);
		486	void ev_stat_stat (EV_P_ ev_stat *w);
240	#endif	487	# endif
241		488
		489	#endif
		490
		491	#ifdef __cplusplus
		492	}
		493	#endif
		494
		495	#endif
		496

Diff Legend

-–
+Removed lines
-+
+Added lines
-<
+Changed lines
->
+Changed lines

Comparing libev/ev.h (file contents): Revision 1.16 by root, Thu Nov 1 06:48:49 2007 UTC vs. Revision 1.69 by root, Mon Nov 26 19:49:36 2007 UTC

Diff Legend

Comparing libev/ev.h (file contents):
Revision 1.16 by root, Thu Nov 1 06:48:49 2007 UTC vs.
Revision 1.69 by root, Mon Nov 26 19:49:36 2007 UTC