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Comparing EV/EV.xs (file contents):
Revision 1.3 by root, Fri Oct 26 17:24:18 2007 UTC vs.
Revision 1.162 by root, Tue Jan 15 21:49:38 2013 UTC

1	#include "EXTERN.h"	1	#include "EXTERN.h"
2	#include "perl.h"	2	#include "perl.h"
3	#include "XSUB.h"	3	#include "XSUB.h"
4		4
5	#include <math.h>	5	/* fix perl api breakage */
6	#include <netinet/in.h>	6	#undef signal
		7	#undef sigaction
7		8
8	#include <sys/time.h>	9	#include "schmorp.h"
9	#include <time.h>
10	#include <event.h>
11	#include <evdns.h>
12	/*include <evhttp.h>*/ /* does not compile */
13		10
		11	/* old API compatibility */
		12	static int
		13	sv_fileno (SV *fh)
		14	{
		15	return s_fileno (fh, 0);
		16	}
		17
14	#define EV_NONE 0	18	#define EV_STANDALONE 1
15	#define EV_UNDEF -1	19	#define EV_PROTOTYPES 1
		20	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
		21	#define EV_USE_FLOOR 1
		22	#define EV_API_STATIC
		23	#define EV_H <ev.h>
		24	#define EV_CONFIG_H error
		25	#include "EV/EVAPI.h"
16		26
17	#define TIMEOUT_NONE HUGE_VAL	27	#define EV_SELECT_IS_WINSOCKET 0
		28	#ifdef _WIN32
		29	# define EV_SELECT_USE_FD_SET 0
		30	# define NFDBITS PERL_NFDBITS
		31	# define fd_mask Perl_fd_mask
		32	#endif
		33	/* due to bugs in OS X we have to use libev/ explicitly here */
		34	#include "libev/ev.c"
18		35
19	typedef struct event_base *Base;	36	#if !defined _WIN32 && !defined _MINIX
		37	# include <pthread.h>
		38	#endif
20		39
21	static HV *stash_base, *stash_event;	40	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop))
		41	#define e_flags(w) ((ev_watcher *)(w))->e_flags
		42	#define e_self(w) ((ev_watcher *)(w))->self
		43	#define e_fh(w) ((ev_watcher *)(w))->fh
		44	#define e_data(w) ((ev_watcher *)(w))->data
22		45
23	static double tv_get (struct timeval *tv)	46	#define WFLAG_KEEPALIVE 1
24	{	47	#define WFLAG_UNREFED 2 /* has been unref'ed */
25	return tv->tv_sec + tv->tv_usec * 1e-6;
26	}
27		48
28	static void tv_set (struct timeval *tv, double val)	49	#define UNREF(w) \
29	{	50	if (!(e_flags (w) & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
30	tv->tv_sec = (long)val;	51	&& ev_is_active (w)) \
31	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);	52	{ \
		53	ev_unref (e_loop (w)); \
		54	e_flags (w) |= WFLAG_UNREFED; \
		55	}
32		56
33	}	57	#define REF(w) \
		58	if (e_flags (w) & WFLAG_UNREFED) \
		59	{ \
		60	e_flags (w) &= ~WFLAG_UNREFED; \
		61	ev_ref (e_loop (w)); \
		62	}
		63
		64	#define START(type,w) \
		65	do { \
		66	ev_ ## type ## _start (e_loop (w), w); \
		67	UNREF (w); \
		68	} while (0)
		69
		70	#define STOP(type,w) \
		71	do { \
		72	REF (w); \
		73	ev_ ## type ## _stop (e_loop (w), w); \
		74	} while (0)
		75
		76	#define RESET(type,w,seta) \
		77	do { \
		78	int active = ev_is_active (w); \
		79	if (active) STOP (type, w); \
		80	ev_ ## type ## _set seta; \
		81	if (active) START (type, w); \
		82	} while (0)
		83
		84	typedef int Signal;
		85
		86	/* horrible... */
		87	#define CHECK_SIGNAL_CAN_START(w) \
		88	do { \
		89	/* dive into the internals of libev to avoid aborting in libev */ \
		90	if (signals [(w)->signum - 1].loop \
		91	&& signals [(w)->signum - 1].loop != e_loop (w)) \
		92	croak ("unable to start signal watcher, signal %d already registered in another loop", w->signum); \
		93	} while (0)
		94
		95	#define START_SIGNAL(w) \
		96	do { \
		97	CHECK_SIGNAL_CAN_START (w); \
		98	START (signal, w); \
		99	} while (0) \
		100
		101	#define RESET_SIGNAL(w,seta) \
		102	do { \
		103	int active = ev_is_active (w); \
		104	if (active) STOP (signal, w); \
		105	ev_ ## signal ## _set seta; \
		106	if (active) START_SIGNAL (w); \
		107	} while (0)
		108
		109	static SV *default_loop_sv;
		110
		111	static struct EVAPI evapi;
		112
		113	static HV
		114	*stash_loop,
		115	*stash_watcher,
		116	*stash_io,
		117	*stash_timer,
		118	*stash_periodic,
		119	*stash_signal,
		120	*stash_child,
		121	*stash_stat,
		122	*stash_idle,
		123	*stash_prepare,
		124	*stash_check,
		125	*stash_embed,
		126	*stash_fork,
		127	*stash_cleanup,
		128	*stash_async;
34		129
35	/////////////////////////////////////////////////////////////////////////////	130	/////////////////////////////////////////////////////////////////////////////
36	// Event	131	// Event
37		132
38	typedef struct ev {	133	static void e_cb (EV_P_ ev_watcher *w, int revents);
39	struct event ev;
40	SV *cb, *fh;
41	SV *self; /* contains this struct */
42	double timeout;
43	double interval;
44	unsigned char active;
45	unsigned char abstime;
46	} *Event;
47		134
48	static double	135	static void *
49	e_now ()	136	e_new (int size, SV *cb_sv, SV *loop)
50	{	137	{
51	struct timeval tv;	138	SV *cv = cb_sv ? s_get_cv_croak (cb_sv) : 0;
52	gettimeofday (&tv, 0);	139	ev_watcher *w;
53
54	return tv_get (&tv);
55	}
56
57	static void e_cb (int fd, short events, void *arg);
58
59	static int sv_fileno (SV *fh)
60	{
61	SvGETMAGIC (fh);
62
63	if (SvROK (fh))
64	fh = SvRV (fh);
65
66	if (SvTYPE (fh) == SVt_PVGV)
67	return PerlIO_fileno (IoIFP (sv_2io (fh)));
68
69	if (SvIOK (fh))
70	return SvIV (fh);
71
72	return -1;
73	}
74
75	static Event
76	e_new (SV *fh, short events, SV *cb)
77	{
78	int fd = sv_fileno (fh);
79	Event ev;
80	SV *self = NEWSV (0, sizeof (struct ev));	140	SV *self = NEWSV (0, size);
81	SvPOK_only (self);	141	SvPOK_only (self);
82	SvCUR_set (self, sizeof (struct ev));	142	SvCUR_set (self, size);
83		143
84	ev = (Event)SvPVX (self);	144	w = (ev_watcher *)SvPVX (self);
85		145
86	ev->fh = newSVsv (fh);	146	ev_init (w, cv ? e_cb : 0);
87	ev->cb = newSVsv (cb);	147
		148	w->loop = SvREFCNT_inc (SvRV (loop));
		149	w->e_flags = WFLAG_KEEPALIVE;
		150	w->data = 0;
		151	w->fh = 0;
		152	w->cb_sv = SvREFCNT_inc (cv);
88	ev->self = self;	153	w->self = self;
89	ev->timeout = TIMEOUT_NONE;
90	ev->interval = 0.;
91	ev->abstime = 0;
92	ev->active = 0;
93		154
94	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	155	return (void *)w;
95
96	return ev;
97	}	156	}
98		157
99	static struct timeval *	158	static void
100	e_tv (Event ev)	159	e_destroy (void *w_)
101	{	160	{
102	static struct timeval tv;	161	ev_watcher *w = (ev_watcher *)w_;
103	double to = ev->timeout;
104		162
105	if (to == TIMEOUT_NONE)	163	SvREFCNT_dec (w->loop ); w->loop = 0;
106	return 0;	164	SvREFCNT_dec (w->fh ); w->fh = 0;
107		165	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
108	if (ev->abstime)	166	SvREFCNT_dec (w->data ); w->data = 0;
109	{
110	double now = e_now ();
111
112	if (now > to && ev->interval)
113	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
114
115	to -= now;
116	}
117	else if (to < 0.)
118	to = 0.;
119
120	tv_set (&tv, to);
121
122	return &tv;
123	}	167	}
124		168
125	static SV *e_self (Event ev)	169	static SV *
		170	e_bless (ev_watcher *w, HV *stash)
126	{	171	{
127	SV *rv;	172	SV *rv;
128		173
129	if (SvOBJECT (ev->self))	174	if (SvOBJECT (w->self))
130	rv = newRV_inc (ev->self);	175	rv = newRV_inc (w->self);
131	else	176	else
132	{	177	{
133	rv = newRV_noinc (ev->self);	178	rv = newRV_noinc (w->self);
134	sv_bless (rv, stash_event);	179	sv_bless (rv, stash);
135	SvREADONLY_on (ev->self);	180	SvREADONLY_on (w->self);
136	}	181	}
137		182
138	return rv;	183	return rv;
139	}	184	}
140		185
141	static int	186	static SV *sv_self_cache, *sv_events_cache;
142	e_start (Event ev)
143	{
144	if (ev->active) event_del (&ev->ev);
145	ev->active = 1;
146	return event_add (&ev->ev, e_tv (ev));
147	}
148
149	static int e_stop (Event ev)
150	{
151	return ev->active
152	? (ev->active = 0), event_del (&ev->ev)
153	: 0;
154	}
155		187
156	static void	188	static void
		189	e_cb (EV_P_ ev_watcher *w, int revents)
		190	{
		191	dSP;
		192	I32 mark = SP - PL_stack_base;
		193	SV *sv_self, *sv_events;
		194
		195	/* libev might have stopped the watcher */
		196	if (expect_false (w->e_flags & WFLAG_UNREFED)
		197	&& !ev_is_active (w))
		198	REF (w);
		199
		200	if (expect_true (sv_self_cache))
		201	{
		202	sv_self = sv_self_cache; sv_self_cache = 0;
		203	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
		204	}
		205	else
		206	{
		207	sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */
		208	SvREADONLY_on (sv_self);
		209	}
		210
		211	if (expect_true (sv_events_cache))
		212	{
		213	sv_events = sv_events_cache; sv_events_cache = 0;
		214	SvIV_set (sv_events, revents);
		215	SvIOK_only (sv_events);
		216	}
		217	else
		218	{
		219	sv_events = newSViv (revents);
		220	SvREADONLY_on (sv_events);
		221	}
		222
		223	PUSHMARK (SP);
		224	EXTEND (SP, 2);
		225	PUSHs (sv_self);
		226	PUSHs (sv_events);
		227
		228	PUTBACK;
		229	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
		230
		231	if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
		232	SvREFCNT_dec (sv_self);
		233	else
		234	{
		235	SvREFCNT_dec (SvRV (sv_self));
		236	SvRV_set (sv_self, &PL_sv_undef);
		237	sv_self_cache = sv_self;
		238	}
		239
		240	if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
		241	SvREFCNT_dec (sv_events);
		242	else
		243	sv_events_cache = sv_events;
		244
		245	if (expect_false (SvTRUE (ERRSV)))
		246	{
		247	SPAGAIN;
		248	PUSHMARK (SP);
		249	PUTBACK;
		250	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		251	}
		252
		253	SP = PL_stack_base + mark;
		254	PUTBACK;
		255	}
		256
		257	static void
157	e_cb (int fd, short events, void *arg)	258	e_once_cb (int revents, void *arg)
158	{	259	{
159	struct ev *ev = (struct ev*)arg;	260	dSP;
		261	I32 mark = SP - PL_stack_base;
		262	SV *sv_events;
		263
		264	if (sv_events_cache)
		265	{
		266	sv_events = sv_events_cache; sv_events_cache = 0;
		267	SvIV_set (sv_events, revents);
		268	}
		269	else
		270	sv_events = newSViv (revents);
		271
		272	PUSHMARK (SP);
		273	XPUSHs (sv_events);
		274
		275	PUTBACK;
		276	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		277
		278	SvREFCNT_dec ((SV *)arg);
		279
		280	if (sv_events_cache)
		281	SvREFCNT_dec (sv_events);
		282	else
		283	sv_events_cache = sv_events;
		284
		285	if (SvTRUE (ERRSV))
		286	{
		287	SPAGAIN;
		288	PUSHMARK (SP);
		289	PUTBACK;
		290	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		291	}
		292
		293	SP = PL_stack_base + mark;
		294	PUTBACK;
		295	}
		296
		297	static ev_tstamp
		298	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		299	{
		300	ev_tstamp retval;
		301	int count;
160	dSP;	302	dSP;
161		303
162	ENTER;	304	ENTER;
163	SAVETMPS;	305	SAVETMPS;
164		306
165	if (!(ev->ev.ev_events & EV_PERSIST))
166	ev->active = 0;
167
168	PUSHMARK (SP);	307	PUSHMARK (SP);
169	EXTEND (SP, 2);	308	EXTEND (SP, 2);
170	PUSHs (sv_2mortal (e_self (ev)));	309	PUSHs (newRV_inc (e_self (w))); /* e_self (w) MUST be blessed by now */
171	PUSHs (sv_2mortal (newSViv (events)));	310	PUSHs (newSVnv (now));
		311
172	PUTBACK;	312	PUTBACK;
173	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	313	count = call_sv (w->fh, G_SCALAR | G_EVAL);
174	/*TODO: if err, call some logging function */	314	SPAGAIN;
175		315
176	if (ev->interval && !ev->active)	316	if (SvTRUE (ERRSV))
177	e_start (ev);	317	{
		318	PUSHMARK (SP);
		319	PUTBACK;
		320	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		321	SPAGAIN;
		322	}
		323
		324	if (count > 0)
		325	{
		326	retval = SvNV (TOPs);
		327
		328	if (retval < now)
		329	retval = now;
		330	}
		331	else
		332	retval = now;
178		333
179	FREETMPS;	334	FREETMPS;
180	LEAVE;	335	LEAVE;
181	}
182		336
183	/////////////////////////////////////////////////////////////////////////////	337	return retval;
184	// DNS	338	}
		339
		340	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		341	croak (# repeat " value must be >= 0");
		342
		343	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		344	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		345
		346	#define CHECK_SIG(sv,num) if ((num) < 0) \
		347	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
185		348
186	static void	349	static void
187	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)	350	default_fork (void)
188	{	351	{
189	dSP;	352	ev_loop_fork (EV_DEFAULT_UC);
190	SV *cb = (SV *)arg;
191
192	ENTER;
193	SAVETMPS;
194	PUSHMARK (SP);
195	EXTEND (SP, count + 3);
196	PUSHs (sv_2mortal (newSViv (result)));
197
198	if (result == DNS_ERR_NONE && ttl >= 0)
199	{
200	int i;
201
202	PUSHs (sv_2mortal (newSViv (type)));
203	PUSHs (sv_2mortal (newSViv (ttl)));
204
205	for (i = 0; i < count; ++i)
206	switch (type)
207	{
208	case DNS_IPv6_AAAA:
209	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
210	break;
211	case DNS_IPv4_A:
212	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
213	break;
214	case DNS_PTR:
215	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
216	break;
217	}
218	}
219
220	PUTBACK;
221	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
222
223	FREETMPS;
224	LEAVE;
225	}	353	}
226		354
227	/////////////////////////////////////////////////////////////////////////////	355	/////////////////////////////////////////////////////////////////////////////
228	// XS interface functions	356	// XS interface functions
229		357
230	MODULE = EV PACKAGE = EV PREFIX = event_	358	MODULE = EV PACKAGE = EV PREFIX = ev_
		359
		360	PROTOTYPES: ENABLE
231		361
232	BOOT:	362	BOOT:
233	{	363	{
234	HV *stash = gv_stashpv ("EV", 1);	364	HV *stash = gv_stashpv ("EV", 1);
235		365
236	static const struct {	366	static const struct {
237	const char *name;	367	const char *name;
238	IV iv;	368	IV iv;
239	} *civ, const_iv[] = {	369	} *civ, const_iv[] = {
240	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	370	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		371	const_iv (EV_, MINPRI)
		372	const_iv (EV_, MAXPRI)
		373
		374	const_iv (EV_, UNDEF)
241	const_iv (EV_, NONE)	375	const_iv (EV_, NONE)
242	const_iv (EV_, TIMEOUT)
243	const_iv (EV_, READ)	376	const_iv (EV_, READ)
244	const_iv (EV_, WRITE)	377	const_iv (EV_, WRITE)
		378	const_iv (EV_, IO)
		379	const_iv (EV_, TIMER)
		380	const_iv (EV_, PERIODIC)
245	const_iv (EV_, SIGNAL)	381	const_iv (EV_, SIGNAL)
		382	const_iv (EV_, CHILD)
246	const_iv (EV_, PERSIST)	383	const_iv (EV_, STAT)
		384	const_iv (EV_, IDLE)
		385	const_iv (EV_, PREPARE)
		386	const_iv (EV_, CHECK)
		387	const_iv (EV_, EMBED)
		388	const_iv (EV_, FORK)
		389	const_iv (EV_, CLEANUP)
		390	const_iv (EV_, ASYNC)
		391	const_iv (EV_, CUSTOM)
		392	const_iv (EV_, ERROR)
		393
		394	const_iv (EV, RUN_NOWAIT)
247	const_iv (EV, LOOP_ONCE)	395	const_iv (EV, RUN_ONCE)
		396
		397	const_iv (EV, BREAK_CANCEL)
		398	const_iv (EV, BREAK_ONE)
		399	const_iv (EV, BREAK_ALL)
		400	const_iv (EV, BACKEND_SELECT)
		401	const_iv (EV, BACKEND_POLL)
		402	const_iv (EV, BACKEND_EPOLL)
		403	const_iv (EV, BACKEND_KQUEUE)
		404	const_iv (EV, BACKEND_DEVPOLL)
		405	const_iv (EV, BACKEND_PORT)
		406	const_iv (EV, BACKEND_ALL)
		407	const_iv (EV, BACKEND_MASK)
		408	const_iv (EV, FLAG_AUTO)
		409	const_iv (EV, FLAG_FORKCHECK)
		410	const_iv (EV, FLAG_SIGNALFD)
		411	const_iv (EV, FLAG_NOSIGMASK)
		412	const_iv (EV, FLAG_NOENV)
		413	const_iv (EV, FLAG_NOINOTIFY)
		414
		415	const_iv (EV_, VERSION_MAJOR)
		416	const_iv (EV_, VERSION_MINOR)
		417	#if EV_COMPAT3
		418	const_iv (EV, FLAG_NOSIGFD) /* compatibility, always 0 */
		419	const_iv (EV_, TIMEOUT)
248	const_iv (EV, LOOP_NONBLOCK)	420	const_iv (EV, LOOP_NONBLOCK)
249	const_iv (EV, BUFFER_READ)	421	const_iv (EV, LOOP_ONESHOT)
250	const_iv (EV, BUFFER_WRITE)	422	const_iv (EV, UNLOOP_CANCEL)
251	const_iv (EV, BUFFER_EOF)	423	const_iv (EV, UNLOOP_ONE)
252	const_iv (EV, BUFFER_ERROR)	424	const_iv (EV, UNLOOP_ALL)
253	const_iv (EV, BUFFER_TIMEOUT)	425	#endif
254	};	426	};
255		427
256	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	428	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
257	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	429	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
258		430
		431	stash_loop = gv_stashpv ("EV::Loop" , 1);
259	stash_base = gv_stashpv ("EV::Base" , 1);	432	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		433	stash_io = gv_stashpv ("EV::IO" , 1);
		434	stash_timer = gv_stashpv ("EV::Timer" , 1);
		435	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		436	stash_signal = gv_stashpv ("EV::Signal" , 1);
		437	stash_idle = gv_stashpv ("EV::Idle" , 1);
		438	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		439	stash_check = gv_stashpv ("EV::Check" , 1);
		440	stash_child = gv_stashpv ("EV::Child" , 1);
260	stash_event = gv_stashpv ("EV::Event", 1);	441	stash_embed = gv_stashpv ("EV::Embed" , 1);
261	}	442	stash_stat = gv_stashpv ("EV::Stat" , 1);
		443	stash_fork = gv_stashpv ("EV::Fork" , 1);
		444	stash_cleanup = gv_stashpv ("EV::Cleanup" , 1);
		445	stash_async = gv_stashpv ("EV::Async" , 1);
262		446
263	double now ()	447	{
264	CODE:	448	SV *sv = perl_get_sv ("EV::API", TRUE);
265	RETVAL = e_now ();	449	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
266	OUTPUT:
267	RETVAL
268		450
269	const char *version ()	451	/* the poor man's shared library emulator */
		452	evapi.ver = EV_API_VERSION;
		453	evapi.rev = EV_API_REVISION;
		454	evapi.sv_fileno = sv_fileno;
		455	evapi.sv_signum = s_signum;
		456	evapi.supported_backends = ev_supported_backends ();
		457	evapi.recommended_backends = ev_recommended_backends ();
		458	evapi.embeddable_backends = ev_embeddable_backends ();
		459	evapi.time_ = ev_time;
		460	evapi.sleep_ = ev_sleep;
		461	evapi.loop_new = ev_loop_new;
		462	evapi.loop_destroy = ev_loop_destroy;
		463	evapi.loop_fork = ev_loop_fork;
		464	evapi.iteration = ev_iteration;
		465	evapi.depth = ev_depth;
		466	evapi.set_userdata = ev_set_userdata;
		467	evapi.userdata = ev_userdata;
		468	evapi.now = ev_now;
		469	evapi.now_update = ev_now_update;
		470	evapi.suspend = ev_suspend;
		471	evapi.resume = ev_resume;
		472	evapi.backend = ev_backend;
		473	evapi.break_ = ev_break;
		474	evapi.invoke_pending = ev_invoke_pending;
		475	evapi.pending_count = ev_pending_count;
		476	evapi.verify = ev_verify;
		477	evapi.set_loop_release_cb = ev_set_loop_release_cb;
		478	evapi.set_invoke_pending_cb= ev_set_invoke_pending_cb;
		479	evapi.ref = ev_ref;
		480	evapi.unref = ev_unref;
		481	evapi.run = ev_run;
		482	evapi.once = ev_once;
		483	evapi.io_start = ev_io_start;
		484	evapi.io_stop = ev_io_stop;
		485	evapi.timer_start = ev_timer_start;
		486	evapi.timer_stop = ev_timer_stop;
		487	evapi.timer_again = ev_timer_again;
		488	evapi.timer_remaining = ev_timer_remaining;
		489	evapi.periodic_start = ev_periodic_start;
		490	evapi.periodic_stop = ev_periodic_stop;
		491	evapi.signal_start = ev_signal_start;
		492	evapi.signal_stop = ev_signal_stop;
		493	evapi.idle_start = ev_idle_start;
		494	evapi.idle_stop = ev_idle_stop;
		495	evapi.prepare_start = ev_prepare_start;
		496	evapi.prepare_stop = ev_prepare_stop;
		497	evapi.check_start = ev_check_start;
		498	evapi.check_stop = ev_check_stop;
		499	#if EV_CHILD_ENABLE
		500	evapi.child_start = ev_child_start;
		501	evapi.child_stop = ev_child_stop;
		502	#endif
		503	evapi.stat_start = ev_stat_start;
		504	evapi.stat_stop = ev_stat_stop;
		505	evapi.stat_stat = ev_stat_stat;
		506	evapi.embed_start = ev_embed_start;
		507	evapi.embed_stop = ev_embed_stop;
		508	evapi.embed_sweep = ev_embed_sweep;
		509	evapi.fork_start = ev_fork_start;
		510	evapi.fork_stop = ev_fork_stop;
		511	evapi.cleanup_start = ev_cleanup_start;
		512	evapi.cleanup_stop = ev_cleanup_stop;
		513	evapi.async_start = ev_async_start;
		514	evapi.async_stop = ev_async_stop;
		515	evapi.async_send = ev_async_send;
		516	evapi.clear_pending = ev_clear_pending;
		517	evapi.invoke = ev_invoke;
		518
		519	sv_setiv (sv, (IV)&evapi);
		520	SvREADONLY_on (sv);
		521	}
		522	#if !defined _WIN32 && !defined _MINIX
		523	#if __linux
		524	int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle);
		525	__register_atfork (0, 0, default_fork, 0);
		526	#else
		527	pthread_atfork (0, 0, default_fork);
		528	#endif
		529	#endif
		530	}
		531
		532	SV *ev_default_loop (unsigned int flags = 0)
		533	CODE:
		534	{
		535	if (!default_loop_sv)
		536	{
		537	evapi.default_loop = ev_default_loop (flags);
		538
		539	if (!evapi.default_loop)
		540	XSRETURN_UNDEF;
		541
		542	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		543	}
		544
		545	RETVAL = newSVsv (default_loop_sv);
		546	}
		547	OUTPUT:
		548	RETVAL
		549
		550	void ev_default_destroy ()
		551	CODE:
		552	ev_loop_destroy (EV_DEFAULT_UC);
		553	SvREFCNT_dec (default_loop_sv);
		554	default_loop_sv = 0;
		555
		556	unsigned int ev_supported_backends ()
		557
		558	unsigned int ev_recommended_backends ()
		559
		560	unsigned int ev_embeddable_backends ()
		561
		562	void ev_sleep (NV interval)
		563
		564	NV ev_time ()
		565
		566	void ev_feed_signal (SV *signal)
		567	CODE:
		568	{
		569	Signal signum = s_signum (signal);
		570	CHECK_SIG (signal, signum);
		571
		572	ev_feed_signal (signum);
		573	}
		574
		575	NV ev_now ()
		576	C_ARGS: evapi.default_loop
		577
		578	void ev_now_update ()
		579	C_ARGS: evapi.default_loop
		580
		581	void ev_suspend ()
		582	C_ARGS: evapi.default_loop
		583
		584	void ev_resume ()
		585	C_ARGS: evapi.default_loop
		586
		587	unsigned int ev_backend ()
		588	C_ARGS: evapi.default_loop
		589
		590	void ev_verify ()
270	ALIAS:	591	ALIAS:
		592	loop_verify = 1
		593	C_ARGS: evapi.default_loop
		594
		595	unsigned int ev_iteration ()
		596	ALIAS:
		597	loop_count = 1
		598	C_ARGS: evapi.default_loop
		599
		600	unsigned int ev_depth ()
		601	ALIAS:
271	method = 1	602	loop_depth = 1
272	CODE:	603	C_ARGS: evapi.default_loop
273	RETVAL = ix ? event_get_method () : event_get_version ();
274	OUTPUT:
275	RETVAL
276		604
277	Base event_init ()	605	void ev_set_io_collect_interval (NV interval)
		606	C_ARGS: evapi.default_loop, interval
278		607
279	int event_priority_init (int npri)	608	void ev_set_timeout_collect_interval (NV interval)
		609	C_ARGS: evapi.default_loop, interval
280		610
281	int event_dispatch ()
282
283	int event_loop (int flags = 0)	611	int ev_run (int flags = 0)
		612	ALIAS:
		613	loop = 1
		614	C_ARGS: evapi.default_loop, flags
284		615
285	int event_loopexit (double after = 0)	616	void ev_break (int how = EVBREAK_ONE)
286	CODE:	617	ALIAS:
287	{	618	unloop = 1
288	struct timeval tv;	619	C_ARGS: evapi.default_loop, how
289	tv_set (&tv, after);
290	event_loopexit (&tv);
291	}
292		620
293	Event event (SV *cb)	621	void ev_feed_fd_event (int fd, int revents = EV_NONE)
294	CODE:	622	C_ARGS: evapi.default_loop, fd, revents
295	RETVAL = e_new (NEWSV (0, 0), 0, cb);
296	OUTPUT:
297	RETVAL
298		623
		624	void ev_feed_signal_event (SV *signal)
		625	CODE:
		626	{
		627	Signal signum = s_signum (signal);
		628	CHECK_SIG (signal, signum);
		629
		630	ev_feed_signal_event (evapi.default_loop, signum);
		631	}
		632
		633	unsigned int ev_pending_count ()
		634	C_ARGS: evapi.default_loop
		635
		636	void ev_invoke_pending ()
		637	C_ARGS: evapi.default_loop
		638
299	Event io (SV *fh, short events, SV *cb)	639	ev_io *io (SV *fh, int events, SV *cb)
300	ALIAS:	640	ALIAS:
301	io_ns = 1	641	io_ns = 1
		642	_ae_io = 2
302	CODE:	643	CODE:
303	RETVAL = e_new (fh, events, cb);	644	{
		645	int fd = s_fileno (fh, events & EV_WRITE);
		646	CHECK_FD (fh, fd);
		647
		648	if (ix == 2)
		649	{
		650	ix = 0;
		651	events = events ? EV_WRITE : EV_READ;
		652	}
		653
		654	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		655	e_fh (RETVAL) = newSVsv (fh);
		656	ev_io_set (RETVAL, fd, events);
304	if (!ix) e_start (RETVAL);	657	if (!ix) START (io, RETVAL);
		658	}
305	OUTPUT:	659	OUTPUT:
306	RETVAL	660	RETVAL
307		661
308	Event timer (double after, int repeat, SV *cb)	662	ev_timer *timer (NV after, NV repeat, SV *cb)
309	ALIAS:	663	ALIAS:
310	timer_ns = 1	664	timer_ns = 1
		665	INIT:
		666	CHECK_REPEAT (repeat);
311	CODE:	667	CODE:
312	RETVAL = e_new (NEWSV (0, 0), 0, cb);	668	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
313	RETVAL->timeout = after;	669	ev_timer_set (RETVAL, after, repeat);
314	RETVAL->interval = repeat;	670	if (!ix) START (timer, RETVAL);
315	if (!ix) e_start (RETVAL);
316	OUTPUT:	671	OUTPUT:
317	RETVAL	672	RETVAL
318		673
319	Event timer_abs (double at, double interval, SV *cb)	674	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
320	ALIAS:	675	ALIAS:
321	timer_abs_ns = 1	676	periodic_ns = 1
		677	INIT:
		678	CHECK_REPEAT (interval);
322	CODE:	679	CODE:
323	RETVAL = e_new (NEWSV (0, 0), 0, cb);	680	{
324	RETVAL->timeout = at;	681	ev_periodic *w;
325	RETVAL->interval = interval;	682	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
326	RETVAL->abstime = 1;	683	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
327	if (!ix) e_start (RETVAL);	684	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		685	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		686	if (!ix) START (periodic, w);
		687	}
328	OUTPUT:	688	OUTPUT:
329	RETVAL	689	RETVAL
330		690
331	Event signal (SV *signal, SV *cb)	691	ev_signal *signal (SV *signal, SV *cb)
332	ALIAS:	692	ALIAS:
333	signal_ns = 1	693	signal_ns = 1
334	CODE:	694	CODE:
335	RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb);	695	{
		696	Signal signum = s_signum (signal);
		697	CHECK_SIG (signal, signum);
		698
		699	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		700	ev_signal_set (RETVAL, signum);
		701	if (!ix) START_SIGNAL (RETVAL);
		702	}
		703	OUTPUT:
		704	RETVAL
		705
		706	ev_idle *idle (SV *cb)
		707	ALIAS:
		708	idle_ns = 1
		709	CODE:
		710	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		711	ev_idle_set (RETVAL);
		712	if (!ix) START (idle, RETVAL);
		713	OUTPUT:
		714	RETVAL
		715
		716	ev_prepare *prepare (SV *cb)
		717	ALIAS:
		718	prepare_ns = 1
		719	CODE:
		720	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		721	ev_prepare_set (RETVAL);
		722	if (!ix) START (prepare, RETVAL);
		723	OUTPUT:
		724	RETVAL
		725
		726	ev_check *check (SV *cb)
		727	ALIAS:
		728	check_ns = 1
		729	CODE:
		730	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		731	ev_check_set (RETVAL);
		732	if (!ix) START (check, RETVAL);
		733	OUTPUT:
		734	RETVAL
		735
		736	ev_fork *fork (SV *cb)
		737	ALIAS:
		738	fork_ns = 1
		739	CODE:
		740	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		741	ev_fork_set (RETVAL);
		742	if (!ix) START (fork, RETVAL);
		743	OUTPUT:
		744	RETVAL
		745
		746	#if CLEANUP_ENABLED
		747
		748	ev_cleanup *cleanup (SV *cb)
		749	ALIAS:
		750	cleanup_ns = 1
		751	CODE:
		752	RETVAL = e_new (sizeof (ev_cleanup), cb, default_loop_sv);
		753	SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
		754	ev_cleanup_set (RETVAL);
		755	if (!ix) START (cleanup, RETVAL);
		756	OUTPUT:
		757	RETVAL
		758
		759	#endif
		760
		761	ev_child *child (int pid, int trace, SV *cb)
		762	ALIAS:
		763	child_ns = 1
		764	CODE:
		765	#if EV_CHILD_ENABLE
		766	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		767	ev_child_set (RETVAL, pid, trace);
		768	if (!ix) START (child, RETVAL);
		769	#else
		770	croak ("EV::child watchers not supported on this platform");
		771	#endif
		772	OUTPUT:
		773	RETVAL
		774
		775
		776	ev_stat *stat (SV *path, NV interval, SV *cb)
		777	ALIAS:
		778	stat_ns = 1
		779	CODE:
		780	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		781	e_fh (RETVAL) = newSVsv (path);
		782	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
336	if (!ix) e_start (RETVAL);	783	if (!ix) START (stat, RETVAL);
337	OUTPUT:	784	OUTPUT:
338	RETVAL	785	RETVAL
		786
		787	#ifndef EV_NO_LOOPS
		788
		789	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		790	ALIAS:
		791	embed_ns = 1
		792	CODE:
		793	{
		794	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		795	croak ("passed loop is not embeddable via EV::embed,");
		796
		797	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		798	e_fh (RETVAL) = newSVsv (ST (0));
		799	ev_embed_set (RETVAL, loop);
		800	if (!ix) START (embed, RETVAL);
		801	}
		802	OUTPUT:
		803	RETVAL
		804
		805	#endif
		806
		807	ev_async *async (SV *cb)
		808	ALIAS:
		809	async_ns = 1
		810	CODE:
		811	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		812	ev_async_set (RETVAL);
		813	if (!ix) START (async, RETVAL);
		814	OUTPUT:
		815	RETVAL
		816
		817	void once (SV *fh, int events, SV *timeout, SV *cb)
		818	CODE:
		819	ev_once (
		820	evapi.default_loop,
		821	s_fileno (fh, events & EV_WRITE), events,
		822	SvOK (timeout) ? SvNV (timeout) : -1.,
		823	e_once_cb,
		824	newSVsv (cb)
		825	);
339		826
340	PROTOTYPES: DISABLE	827	PROTOTYPES: DISABLE
341		828
342
343	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
344
345	Base new ()
346	CODE:
347	RETVAL = event_init ();
348	OUTPUT:
349	RETVAL
350
351	int event_base_dispatch (Base base)
352
353	int event_base_loop (Base base, int flags = 0)
354
355	int event_base_loopexit (Base base, double after)
356	CODE:
357	{
358	struct timeval tv;
359	tv.tv_sec = (long)after;
360	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
361	event_base_loopexit (base, &tv);
362	}
363
364	int event_base_priority_init (Base base, int npri)
365
366	void event_base_set (Base base, Event ev)
367	C_ARGS: base, &ev->ev
368
369	void DESTROY (Base base)
370	CODE:
371	/*event_base_free (base);*/ /* causes too many problems */
372
373
374	MODULE = EV PACKAGE = EV::Event PREFIX = event_	829	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
375		830
376	int event_priority_set (Event ev, int pri)	831	int ev_is_active (ev_watcher *w)
377	C_ARGS: &ev->ev, pri
378		832
379	int event_add (Event ev, double timeout = TIMEOUT_NONE)	833	int ev_is_pending (ev_watcher *w)
380	CODE:
381	ev->timeout = timeout;
382	ev->abstime = 0;
383	RETVAL = e_start (ev);
384	OUTPUT:
385	RETVAL
386		834
387	int event_start (Event ev)	835	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
388	CODE:	836	C_ARGS: e_loop (w), w, revents
389	RETVAL = e_start (ev);
390	OUTPUT:
391	RETVAL
392		837
393	int event_del (Event ev)	838	int ev_clear_pending (ev_watcher *w)
394	ALIAS:	839	C_ARGS: e_loop (w), w
395	stop = 0
396	CODE:
397	RETVAL = e_stop (ev);
398	OUTPUT:
399	RETVAL
400		840
401	void DESTROY (Event ev)	841	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
402	CODE:	842	C_ARGS: e_loop (w), w, revents
403	e_stop (ev);
404	SvREFCNT_dec (ev->cb);
405	SvREFCNT_dec (ev->fh);
406		843
		844	int keepalive (ev_watcher *w, int new_value = 0)
		845	CODE:
		846	{
		847	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		848	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		849
		850	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		851	{
		852	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		853	REF (w);
		854	UNREF (w);
		855	}
		856	}
		857	OUTPUT:
		858	RETVAL
		859
407	SV *cb (Event ev, SV *new_cb = 0)	860	SV *cb (ev_watcher *w, SV *new_cb = 0)
408	CODE:	861	CODE:
409	RETVAL = newSVsv (ev->cb);	862	{
410	if (items > 1)
411	sv_setsv (ev->cb, new_cb);
412	OUTPUT:
413	RETVAL
414
415	SV *fh (Event ev, SV *new_fh = 0)
416	ALIAS:
417	signal = 0
418	CODE:
419	RETVAL = newSVsv (ev->fh);
420	if (items > 1)	863	if (items > 1)
421	{	864	{
422	if (ev->active) event_del (&ev->ev);	865	new_cb = s_get_cv_croak (new_cb);
423	sv_setsv (ev->fh, new_fh);	866	RETVAL = newRV_noinc (w->cb_sv);
424	ev->ev.ev_fd = sv_fileno (ev->fh);	867	w->cb_sv = SvREFCNT_inc (new_cb);
425	if (ev->active) event_add (&ev->ev, e_tv (ev));
426	}	868	}
		869	else
		870	RETVAL = newRV_inc (w->cb_sv);
		871	}
427	OUTPUT:	872	OUTPUT:
428	RETVAL	873	RETVAL
429		874
430	short events (Event ev, short new_events = EV_UNDEF)	875	SV *data (ev_watcher *w, SV *new_data = 0)
431	CODE:	876	CODE:
432	RETVAL = ev->ev.ev_events;	877	{
		878	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
		879
433	if (items > 1)	880	if (items > 1)
434	{	881	{
435	if (ev->active) event_del (&ev->ev);	882	SvREFCNT_dec (w->data);
436	ev->ev.ev_events = new_events;	883	w->data = newSVsv (new_data);
437	if (ev->active) event_add (&ev->ev, e_tv (ev));
438	}	884	}
		885	}
439	OUTPUT:	886	OUTPUT:
440	RETVAL	887	RETVAL
441		888
442	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	889	SV *loop (ev_watcher *w)
443	CODE:	890	CODE:
444	RETVAL = ev->timeout;	891	RETVAL = newRV_inc (w->loop);
		892	OUTPUT:
		893	RETVAL
		894
		895	int priority (ev_watcher *w, int new_priority = 0)
		896	CODE:
		897	{
		898	RETVAL = w->priority;
		899
445	if (items > 1)	900	if (items > 1)
446	{	901	{
447	if (ev->active) event_del (&ev->ev);	902	int active = ev_is_active (w);
448	ev->timeout = new_timeout;	903
449	ev->interval = repeat;	904	if (active)
450	ev->abstime = 0;	905	{
451	if (ev->active) event_add (&ev->ev, e_tv (ev));	906	/* grrr. */
		907	PUSHMARK (SP);
		908	XPUSHs (ST (0));
		909	PUTBACK;
		910	call_method ("stop", G_DISCARD | G_VOID);
		911	}
		912
		913	ev_set_priority (w, new_priority);
		914
		915	if (active)
		916	{
		917	PUSHMARK (SP);
		918	XPUSHs (ST (0));
		919	PUTBACK;
		920	call_method ("start", G_DISCARD | G_VOID);
		921	}
452	}	922	}
		923	}
453	OUTPUT:	924	OUTPUT:
454	RETVAL	925	RETVAL
455		926
456	void timeout_abs (Event ev, double at, double interval = 0.)
457	CODE:
458	if (ev->active) event_del (&ev->ev);
459	ev->timeout = at;
460	ev->interval = interval;
461	ev->abstime = 1;
462	if (ev->active) event_add (&ev->ev, e_tv (ev));
463
464
465	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	927	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
466		928
467	BOOT:	929	void ev_io_start (ev_io *w)
468	{	930	CODE:
469	HV *stash = gv_stashpv ("EV::DNS", 1);	931	START (io, w);
470		932
471	static const struct {	933	void ev_io_stop (ev_io *w)
472	const char *name;	934	CODE:
473	IV iv;	935	STOP (io, w);
474	} *civ, const_iv[] = {
475	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
476		936
477	const_iv (DNS_, ERR_NONE)	937	void DESTROY (ev_io *w)
478	const_iv (DNS_, ERR_FORMAT)	938	CODE:
479	const_iv (DNS_, ERR_SERVERFAILED)	939	STOP (io, w);
480	const_iv (DNS_, ERR_NOTEXIST)	940	e_destroy (w);
481	const_iv (DNS_, ERR_NOTIMPL)
482	const_iv (DNS_, ERR_REFUSED)
483	const_iv (DNS_, ERR_TRUNCATED)
484	const_iv (DNS_, ERR_UNKNOWN)
485	const_iv (DNS_, ERR_TIMEOUT)
486	const_iv (DNS_, ERR_SHUTDOWN)
487	const_iv (DNS_, IPv4_A)
488	const_iv (DNS_, PTR)
489	const_iv (DNS_, IPv6_AAAA)
490	const_iv (DNS_, QUERY_NO_SEARCH)
491	const_iv (DNS_, OPTION_SEARCH)
492	const_iv (DNS_, OPTION_NAMESERVERS)
493	const_iv (DNS_, OPTION_MISC)
494	const_iv (DNS_, OPTIONS_ALL)
495	const_iv (DNS_, NO_SEARCH)
496	};
497		941
498	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	942	void set (ev_io *w, SV *fh, int events)
499	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	943	CODE:
500	}	944	{
		945	int fd = s_fileno (fh, events & EV_WRITE);
		946	CHECK_FD (fh, fd);
501		947
502	int evdns_init ()	948	sv_setsv (e_fh (w), fh);
		949	RESET (io, w, (w, fd, events));
		950	}
503		951
504	void evdns_shutdown (int fail_requests = 1)	952	SV *fh (ev_io *w, SV *new_fh = 0)
		953	CODE:
		954	{
		955	if (items > 1)
		956	{
		957	int fd = s_fileno (new_fh, w->events & EV_WRITE);
		958	CHECK_FD (new_fh, fd);
505		959
506	const char *evdns_err_to_string (int err)	960	RETVAL = e_fh (w);
		961	e_fh (w) = newSVsv (new_fh);
507		962
508	int evdns_nameserver_add (U32 address)	963	RESET (io, w, (w, fd, w->events));
		964	}
		965	else
		966	RETVAL = newSVsv (e_fh (w));
		967	}
		968	OUTPUT:
		969	RETVAL
509		970
510	int evdns_count_nameservers ()	971	int events (ev_io *w, int new_events = EV_UNDEF)
		972	CODE:
		973	{
		974	RETVAL = w->events;
511		975
512	int evdns_clear_nameservers_and_suspend ()	976	if (items > 1)
		977	RESET (io, w, (w, w->fd, new_events));
		978	}
		979	OUTPUT:
		980	RETVAL
513		981
514	int evdns_resume ()	982	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
515		983
516	int evdns_nameserver_ip_add (char *ip_as_string)	984	void ev_signal_start (ev_signal *w)
		985	CODE:
		986	START_SIGNAL (w);
517		987
518	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	988	void ev_signal_stop (ev_signal *w)
519	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	989	CODE:
		990	STOP (signal, w);
520		991
521	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)	992	void DESTROY (ev_signal *w)
522	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	993	CODE:
		994	STOP (signal, w);
		995	e_destroy (w);
523		996
524	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)	997	void set (ev_signal *w, SV *signal)
525	ALIAS:	998	CODE:
526	evdns_resolve_reverse_ipv6 = 1	999	{
		1000	Signal signum = s_signum (signal);
		1001	CHECK_SIG (signal, signum);
		1002
		1003	RESET_SIGNAL (w, (w, signum));
		1004	}
		1005
		1006	int signal (ev_signal *w, SV *new_signal = 0)
		1007	CODE:
		1008	{
		1009	RETVAL = w->signum;
		1010
		1011	if (items > 1)
		1012	{
		1013	Signal signum = s_signum (new_signal);
		1014	CHECK_SIG (new_signal, signum);
		1015
		1016	RESET_SIGNAL (w, (w, signum));
		1017	}
		1018	}
		1019	OUTPUT:
		1020	RETVAL
		1021
		1022	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
		1023
		1024	void ev_timer_start (ev_timer *w)
		1025	INIT:
		1026	CHECK_REPEAT (w->repeat);
		1027	CODE:
		1028	START (timer, w);
		1029
		1030	void ev_timer_stop (ev_timer *w)
		1031	CODE:
		1032	STOP (timer, w);
		1033
		1034	void ev_timer_again (ev_timer *w)
		1035	INIT:
		1036	CHECK_REPEAT (w->repeat);
527	CODE:	1037	CODE:
528	{	1038	ev_timer_again (e_loop (w), w);
529	STRLEN len;	1039	UNREF (w);
530	char *data = SvPVbyte (addr, len);
531	if (len != (ix ? 16 : 4))
532	croak ("ipv4/ipv6 address to resolve must be given as 4/16 byte octet string");
533		1040
		1041	NV ev_timer_remaining (ev_timer *w)
		1042	C_ARGS: e_loop (w), w
		1043
		1044	void DESTROY (ev_timer *w)
		1045	CODE:
		1046	STOP (timer, w);
		1047	e_destroy (w);
		1048
		1049	void set (ev_timer *w, NV after, NV repeat = 0.)
		1050	INIT:
		1051	CHECK_REPEAT (repeat);
		1052	CODE:
		1053	RESET (timer, w, (w, after, repeat));
		1054
		1055	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		1056
		1057	void ev_periodic_start (ev_periodic *w)
		1058	INIT:
		1059	CHECK_REPEAT (w->interval);
		1060	CODE:
		1061	START (periodic, w);
		1062
		1063	void ev_periodic_stop (ev_periodic *w)
		1064	CODE:
		1065	STOP (periodic, w);
		1066
		1067	void ev_periodic_again (ev_periodic *w)
		1068	CODE:
		1069	ev_periodic_again (e_loop (w), w);
		1070	UNREF (w);
		1071
		1072	void DESTROY (ev_periodic *w)
		1073	CODE:
		1074	STOP (periodic, w);
		1075	e_destroy (w);
		1076
		1077	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		1078	INIT:
		1079	CHECK_REPEAT (interval);
		1080	CODE:
		1081	{
		1082	SvREFCNT_dec (e_fh (w));
		1083	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1084
		1085	RESET (periodic, w, (w, at, interval, e_fh (w) ? e_periodic_cb : 0));
		1086	}
		1087
		1088	NV at (ev_periodic *w)
		1089	CODE:
		1090	RETVAL = ev_periodic_at (w);
		1091	OUTPUT:
		1092	RETVAL
		1093
		1094	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
		1095
		1096	void ev_idle_start (ev_idle *w)
		1097	CODE:
		1098	START (idle, w);
		1099
		1100	void ev_idle_stop (ev_idle *w)
		1101	CODE:
		1102	STOP (idle, w);
		1103
		1104	void DESTROY (ev_idle *w)
		1105	CODE:
		1106	STOP (idle, w);
		1107	e_destroy (w);
		1108
		1109	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1110
		1111	void ev_prepare_start (ev_prepare *w)
		1112	CODE:
		1113	START (prepare, w);
		1114
		1115	void ev_prepare_stop (ev_prepare *w)
		1116	CODE:
		1117	STOP (prepare, w);
		1118
		1119	void DESTROY (ev_prepare *w)
		1120	CODE:
		1121	STOP (prepare, w);
		1122	e_destroy (w);
		1123
		1124	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1125
		1126	void ev_check_start (ev_check *w)
		1127	CODE:
		1128	START (check, w);
		1129
		1130	void ev_check_stop (ev_check *w)
		1131	CODE:
		1132	STOP (check, w);
		1133
		1134	void DESTROY (ev_check *w)
		1135	CODE:
		1136	STOP (check, w);
		1137	e_destroy (w);
		1138
		1139	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1140
		1141	void ev_fork_start (ev_fork *w)
		1142	CODE:
		1143	START (fork, w);
		1144
		1145	void ev_fork_stop (ev_fork *w)
		1146	CODE:
		1147	STOP (fork, w);
		1148
		1149	void DESTROY (ev_fork *w)
		1150	CODE:
		1151	STOP (fork, w);
		1152	e_destroy (w);
		1153
		1154	#if CLEANUP_ENABLED
		1155
		1156	MODULE = EV PACKAGE = EV::Cleanup PREFIX = ev_cleanup_
		1157
		1158	void ev_cleanup_start (ev_cleanup *w)
		1159	CODE:
		1160	START (cleanup, w);
		1161
		1162	void ev_cleanup_stop (ev_cleanup *w)
		1163	CODE:
		1164	STOP (cleanup, w);
		1165
		1166	void DESTROY (ev_cleanup *w)
		1167	CODE:
		1168	STOP (cleanup, w);
		1169	SvREFCNT_inc (w->loop); /* has been dec'ed on creation */
		1170	e_destroy (w);
		1171
		1172	int keepalive (ev_watcher *w, SV *new_value = 0)
		1173	CODE:
534	RETVAL = ix	1174	RETVAL = 1;
535	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
536	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
537	}
538	OUTPUT:	1175	OUTPUT:
539	RETVAL	1176	RETVAL
540
541	int evdns_set_option (char *option, char *val, int flags)
542
543	int evdns_resolv_conf_parse (int flags, const char *filename)
544
545	#ifdef MS_WINDOWS
546
547	int evdns_config_windows_nameservers ()
548		1177
549	#endif	1178	#endif
550		1179
551	void evdns_search_clear ()	1180	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
552		1181
553	void evdns_search_add (char *domain)	1182	#if EV_CHILD_ENABLE
554		1183
555	void evdns_search_ndots_set (int ndots)	1184	void ev_child_start (ev_child *w)
		1185	CODE:
		1186	START (child, w);
556		1187
		1188	void ev_child_stop (ev_child *w)
		1189	CODE:
		1190	STOP (child, w);
		1191
		1192	void DESTROY (ev_child *w)
		1193	CODE:
		1194	STOP (child, w);
		1195	e_destroy (w);
		1196
		1197	void set (ev_child *w, int pid, int trace)
		1198	CODE:
		1199	RESET (child, w, (w, pid, trace));
		1200
		1201	int pid (ev_child *w)
		1202	ALIAS:
		1203	rpid = 1
		1204	rstatus = 2
		1205	CODE:
		1206	RETVAL = ix == 0 ? w->pid
		1207	: ix == 1 ? w->rpid
		1208	: w->rstatus;
		1209	OUTPUT:
		1210	RETVAL
		1211
		1212	#endif
		1213
		1214	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1215
		1216	void ev_stat_start (ev_stat *w)
		1217	CODE:
		1218	START (stat, w);
		1219
		1220	void ev_stat_stop (ev_stat *w)
		1221	CODE:
		1222	STOP (stat, w);
		1223
		1224	void DESTROY (ev_stat *w)
		1225	CODE:
		1226	STOP (stat, w);
		1227	e_destroy (w);
		1228
		1229	void set (ev_stat *w, SV *path, NV interval)
		1230	CODE:
		1231	{
		1232	sv_setsv (e_fh (w), path);
		1233	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval));
		1234	}
		1235
		1236	SV *path (ev_stat *w, SV *new_path = 0)
		1237	CODE:
		1238	{
		1239	RETVAL = SvREFCNT_inc (e_fh (w));
		1240
		1241	if (items > 1)
		1242	{
		1243	SvREFCNT_dec (e_fh (w));
		1244	e_fh (w) = newSVsv (new_path);
		1245	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval));
		1246	}
		1247	}
		1248	OUTPUT:
		1249	RETVAL
		1250
		1251	NV interval (ev_stat *w, NV new_interval = 0.)
		1252	CODE:
		1253	{
		1254	RETVAL = w->interval;
		1255
		1256	if (items > 1)
		1257	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), new_interval));
		1258	}
		1259	OUTPUT:
		1260	RETVAL
		1261
		1262	void prev (ev_stat *w)
		1263	ALIAS:
		1264	stat = 1
		1265	attr = 2
		1266	PPCODE:
		1267	{
		1268	ev_statdata *s = ix ? &w->attr : &w->prev;
		1269
		1270	if (ix == 1)
		1271	ev_stat_stat (e_loop (w), w);
		1272	else if (!s->st_nlink)
		1273	errno = ENOENT;
		1274
		1275	PL_statcache.st_dev = s->st_nlink;
		1276	PL_statcache.st_ino = s->st_ino;
		1277	PL_statcache.st_mode = s->st_mode;
		1278	PL_statcache.st_nlink = s->st_nlink;
		1279	PL_statcache.st_uid = s->st_uid;
		1280	PL_statcache.st_gid = s->st_gid;
		1281	PL_statcache.st_rdev = s->st_rdev;
		1282	PL_statcache.st_size = s->st_size;
		1283	PL_statcache.st_atime = s->st_atime;
		1284	PL_statcache.st_mtime = s->st_mtime;
		1285	PL_statcache.st_ctime = s->st_ctime;
		1286
		1287	if (GIMME_V == G_SCALAR)
		1288	XPUSHs (boolSV (s->st_nlink));
		1289	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1290	{
		1291	EXTEND (SP, 13);
		1292	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1293	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1294	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1295	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1296	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1297	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1298	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1299	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1300	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1301	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1302	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1303	PUSHs (sv_2mortal (newSVuv (4096)));
		1304	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1305	}
		1306	}
		1307
		1308	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1309
		1310	void ev_embed_start (ev_embed *w)
		1311	CODE:
		1312	START (embed, w);
		1313
		1314	void ev_embed_stop (ev_embed *w)
		1315	CODE:
		1316	STOP (embed, w);
		1317
		1318	void DESTROY (ev_embed *w)
		1319	CODE:
		1320	STOP (embed, w);
		1321	e_destroy (w);
		1322
		1323	void set (ev_embed *w, struct ev_loop *loop)
		1324	CODE:
		1325	{
		1326	sv_setsv (e_fh (w), ST (1));
		1327	RESET (embed, w, (w, loop));
		1328	}
		1329
		1330	SV *other (ev_embed *w)
		1331	CODE:
		1332	RETVAL = newSVsv (e_fh (w));
		1333	OUTPUT:
		1334	RETVAL
		1335
		1336	void ev_embed_sweep (ev_embed *w)
		1337	C_ARGS: e_loop (w), w
		1338
		1339	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1340
		1341	void ev_async_start (ev_async *w)
		1342	CODE:
		1343	START (async, w);
		1344
		1345	void ev_async_stop (ev_async *w)
		1346	CODE:
		1347	STOP (async, w);
		1348
		1349	void DESTROY (ev_async *w)
		1350	CODE:
		1351	STOP (async, w);
		1352	e_destroy (w);
		1353
		1354	void ev_async_send (ev_async *w)
		1355	C_ARGS: e_loop (w), w
		1356
		1357	SV *ev_async_async_pending (ev_async *w)
		1358	CODE:
		1359	RETVAL = boolSV (ev_async_pending (w));
		1360	OUTPUT:
		1361	RETVAL
		1362
		1363	#ifndef EV_NO_LOOPS
		1364
		1365	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1366
		1367	SV *new (SV *klass, unsigned int flags = 0)
		1368	CODE:
		1369	{
		1370	struct ev_loop *loop = ev_loop_new (flags);
		1371
		1372	if (!loop)
		1373	XSRETURN_UNDEF;
		1374
		1375	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1376	}
		1377	OUTPUT:
		1378	RETVAL
		1379
		1380	void DESTROY (struct ev_loop *loop)
		1381	CODE:
		1382	/* 1. the default loop shouldn't be freed by destroying it's perl loop object */
		1383	/* 2. not doing so helps avoid many global destruction bugs in perl, too */
		1384	if (loop != evapi.default_loop)
		1385	ev_loop_destroy (loop);
		1386
		1387	void ev_loop_fork (struct ev_loop *loop)
		1388
		1389	NV ev_now (struct ev_loop *loop)
		1390
		1391	void ev_now_update (struct ev_loop *loop)
		1392
		1393	void ev_suspend (struct ev_loop *loop)
		1394
		1395	void ev_resume (struct ev_loop *loop)
		1396
		1397	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1398
		1399	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1400
		1401	unsigned int ev_backend (struct ev_loop *loop)
		1402
		1403	void ev_verify (struct ev_loop *loop)
		1404	ALIAS:
		1405	loop_verify = 1
		1406
		1407	unsigned int ev_iteration (struct ev_loop *loop)
		1408	ALIAS:
		1409	loop_count = 1
		1410
		1411	unsigned int ev_depth (struct ev_loop *loop)
		1412	ALIAS:
		1413	loop_depth = 1
		1414
		1415	int ev_run (struct ev_loop *loop, int flags = 0)
		1416	ALIAS:
		1417	loop = 1
		1418
		1419	void ev_break (struct ev_loop *loop, int how = 1)
		1420	ALIAS:
		1421	unloop = 1
		1422
		1423	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1424
		1425	unsigned int ev_pending_count (struct ev_loop *loop)
		1426
		1427	void ev_invoke_pending (struct ev_loop *loop)
		1428
		1429	#if 0
		1430
		1431	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1432	CODE:
		1433	{
		1434	Signal signum = s_signum (signal);
		1435	CHECK_SIG (signal, signum);
		1436
		1437	ev_feed_signal_event (loop, signum);
		1438	}
		1439
		1440	#endif
		1441
		1442	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
		1443	ALIAS:
		1444	io_ns = 1
		1445	CODE:
		1446	{
		1447	int fd = s_fileno (fh, events & EV_WRITE);
		1448	CHECK_FD (fh, fd);
		1449
		1450	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
		1451	e_fh (RETVAL) = newSVsv (fh);
		1452	ev_io_set (RETVAL, fd, events);
		1453	if (!ix) START (io, RETVAL);
		1454	}
		1455	OUTPUT:
		1456	RETVAL
		1457
		1458	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1459	ALIAS:
		1460	timer_ns = 1
		1461	INIT:
		1462	CHECK_REPEAT (repeat);
		1463	CODE:
		1464	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1465	ev_timer_set (RETVAL, after, repeat);
		1466	if (!ix) START (timer, RETVAL);
		1467	OUTPUT:
		1468	RETVAL
		1469
		1470	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1471	ALIAS:
		1472	periodic_ns = 1
		1473	INIT:
		1474	CHECK_REPEAT (interval);
		1475	CODE:
		1476	{
		1477	ev_periodic *w;
		1478	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1479	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1480	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		1481	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1482	if (!ix) START (periodic, w);
		1483	}
		1484	OUTPUT:
		1485	RETVAL
		1486
		1487	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1488	ALIAS:
		1489	signal_ns = 1
		1490	CODE:
		1491	{
		1492	Signal signum = s_signum (signal);
		1493	CHECK_SIG (signal, signum);
		1494
		1495	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1496	ev_signal_set (RETVAL, signum);
		1497	if (!ix) START_SIGNAL (RETVAL);
		1498	}
		1499	OUTPUT:
		1500	RETVAL
		1501
		1502	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1503	ALIAS:
		1504	idle_ns = 1
		1505	CODE:
		1506	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1507	ev_idle_set (RETVAL);
		1508	if (!ix) START (idle, RETVAL);
		1509	OUTPUT:
		1510	RETVAL
		1511
		1512	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1513	ALIAS:
		1514	prepare_ns = 1
		1515	CODE:
		1516	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1517	ev_prepare_set (RETVAL);
		1518	if (!ix) START (prepare, RETVAL);
		1519	OUTPUT:
		1520	RETVAL
		1521
		1522	ev_check *check (struct ev_loop *loop, SV *cb)
		1523	ALIAS:
		1524	check_ns = 1
		1525	CODE:
		1526	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1527	ev_check_set (RETVAL);
		1528	if (!ix) START (check, RETVAL);
		1529	OUTPUT:
		1530	RETVAL
		1531
		1532	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1533	ALIAS:
		1534	fork_ns = 1
		1535	CODE:
		1536	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1537	ev_fork_set (RETVAL);
		1538	if (!ix) START (fork, RETVAL);
		1539	OUTPUT:
		1540	RETVAL
		1541
		1542	#if CLEANUP_ENABLED
		1543
		1544	ev_cleanup *cleanup (struct ev_loop *loop, SV *cb)
		1545	ALIAS:
		1546	cleanup_ns = 1
		1547	CODE:
		1548	RETVAL = e_new (sizeof (ev_cleanup), cb, ST (0));
		1549	SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
		1550	ev_cleanup_set (RETVAL);
		1551	if (!ix) START (cleanup, RETVAL);
		1552	OUTPUT:
		1553	RETVAL
		1554
		1555	#endif
		1556
		1557	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1558	ALIAS:
		1559	child_ns = 1
		1560	CODE:
		1561	#if EV_CHILD_ENABLE
		1562	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1563	ev_child_set (RETVAL, pid, trace);
		1564	if (!ix) START (child, RETVAL);
		1565	#else
		1566	croak ("EV::child watchers not supported on this platform");
		1567	#endif
		1568	OUTPUT:
		1569	RETVAL
		1570
		1571	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1572	ALIAS:
		1573	stat_ns = 1
		1574	CODE:
		1575	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1576	e_fh (RETVAL) = newSVsv (path);
		1577	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
		1578	if (!ix) START (stat, RETVAL);
		1579	OUTPUT:
		1580	RETVAL
		1581
		1582	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1583	ALIAS:
		1584	embed_ns = 1
		1585	CODE:
		1586	{
		1587	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1588	croak ("passed loop is not embeddable via EV::embed,");
		1589
		1590	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1591	e_fh (RETVAL) = newSVsv (ST (1));
		1592	ev_embed_set (RETVAL, other);
		1593	if (!ix) START (embed, RETVAL);
		1594	}
		1595	OUTPUT:
		1596	RETVAL
		1597
		1598	ev_async *async (struct ev_loop *loop, SV *cb)
		1599	ALIAS:
		1600	async_ns = 1
		1601	CODE:
		1602	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1603	ev_async_set (RETVAL);
		1604	if (!ix) START (async, RETVAL);
		1605	OUTPUT:
		1606	RETVAL
		1607
		1608	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1609	CODE:
		1610	ev_once (
		1611	loop,
		1612	s_fileno (fh, events & EV_WRITE), events,
		1613	SvOK (timeout) ? SvNV (timeout) : -1.,
		1614	e_once_cb,
		1615	newSVsv (cb)
		1616	);
		1617
		1618	#endif
		1619

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