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Comparing EV/EV.xs (file contents):
Revision 1.1 by root, Fri Oct 26 16:50:05 2007 UTC vs.
Revision 1.173 by root, Tue Jun 25 23:57:23 2019 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	/* fix perl api breakage */
		6	#ifndef WIN32
		7	# undef signal
		8	# undef sigaction
		9	#endif
		10
		11	#include "schmorp.h"
		12
		13	/* old API compatibility */
		14	static int
		15	sv_fileno (SV *fh)
		16	{
		17	return s_fileno (fh, 0);
		18	}
		19
		20	#ifndef GvCV_set
		21	# define GvCV_set(gv,cv) GvCV (gv) = cv
		22	#endif
		23
		24	#if EV_ENABLE_ASSERTIONS
		25	# undef NDEBUG
5	#include <math.h>	26	# include <assert.h>
6	#include <netinet/in.h>	27	#endif
7		28
8	#include <sys/time.h>
9	#include <time.h>
10	#include <event.h>
11	#include <evdns.h>
12	/*include <evhttp.h>*/ /* does not compile */
13
14	#define EV_NONE 0	29	#define EV_STANDALONE 1
15	#define EV_UNDEF -1	30	#define EV_PROTOTYPES 1
		31	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
		32	#define EV_USE_FLOOR 1
		33	#define EV_API_STATIC
		34	#define EV_H <ev.h>
		35	#define EV_CONFIG_H error
		36	#include "EV/EVAPI.h"
16		37
17	#define TIMEOUT_NONE HUGE_VAL	38	#define EV_SELECT_IS_WINSOCKET 0
		39	#ifdef _WIN32
		40	# define EV_SELECT_USE_FD_SET 0
		41	# define NFDBITS PERL_NFDBITS
		42	# define fd_mask Perl_fd_mask
		43	#endif
		44	/* due to bugs in OS X we have to use libev/ explicitly here */
		45	#include "libev/ev.c"
18		46
19	typedef struct event_base *Base;	47	#if !defined _WIN32 && !defined _MINIX && !EV_NO_ATFORK
		48	# include <pthread.h>
		49	#endif
20		50
21	static HV *stash_base, *stash_event;	51	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop))
		52	#define e_flags(w) ((ev_watcher *)(w))->e_flags
		53	#define e_self(w) ((ev_watcher *)(w))->self
		54	#define e_fh(w) ((ev_watcher *)(w))->fh
		55	#define e_data(w) ((ev_watcher *)(w))->data
22		56
23	static double tv_get (struct timeval *tv)	57	#define WFLAG_KEEPALIVE 1
24	{	58	#define WFLAG_UNREFED 2 /* has been unref'ed */
25	return tv->tv_sec + tv->tv_usec * 1e-6;
26	}
27		59
28	static void tv_set (struct timeval *tv, double val)	60	#define UNREF(w) \
29	{	61	if (!(e_flags (w) & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
30	tv->tv_sec = (long)val;	62	&& ev_is_active (w)) \
31	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);	63	{ \
		64	ev_unref (e_loop (w)); \
		65	e_flags (w) |= WFLAG_UNREFED; \
		66	}
32		67
33	}	68	#define REF(w) \
		69	if (e_flags (w) & WFLAG_UNREFED) \
		70	{ \
		71	e_flags (w) &= ~WFLAG_UNREFED; \
		72	ev_ref (e_loop (w)); \
		73	}
		74
		75	#define START(type,w) \
		76	do { \
		77	ev_ ## type ## _start (e_loop (w), w); \
		78	UNREF (w); \
		79	} while (0)
		80
		81	#define STOP(type,w) \
		82	do { \
		83	REF (w); \
		84	ev_ ## type ## _stop (e_loop (w), w); \
		85	} while (0)
		86
		87	#define RESET(type,w,seta) \
		88	do { \
		89	int active = ev_is_active (w); \
		90	if (active) STOP (type, w); \
		91	ev_ ## type ## _set seta; \
		92	if (active) START (type, w); \
		93	} while (0)
		94
		95	typedef int Signal;
		96
		97	/* horrible... */
		98	#define CHECK_SIGNAL_CAN_START(w) \
		99	do { \
		100	/* dive into the internals of libev to avoid aborting in libev */ \
		101	if (signals [(w)->signum - 1].loop \
		102	&& signals [(w)->signum - 1].loop != e_loop (w)) \
		103	croak ("unable to start signal watcher, signal %d already registered in another loop", w->signum); \
		104	} while (0)
		105
		106	#define START_SIGNAL(w) \
		107	do { \
		108	CHECK_SIGNAL_CAN_START (w); \
		109	START (signal, w); \
		110	} while (0) \
		111
		112	#define RESET_SIGNAL(w,seta) \
		113	do { \
		114	int active = ev_is_active (w); \
		115	if (active) STOP (signal, w); \
		116	ev_ ## signal ## _set seta; \
		117	if (active) START_SIGNAL (w); \
		118	} while (0)
		119
		120	static SV *default_loop_sv;
		121
		122	static struct EVAPI evapi;
		123
		124	static HV
		125	*stash_loop,
		126	*stash_watcher,
		127	*stash_io,
		128	*stash_timer,
		129	*stash_periodic,
		130	*stash_signal,
		131	*stash_child,
		132	*stash_stat,
		133	*stash_idle,
		134	*stash_prepare,
		135	*stash_check,
		136	*stash_embed,
		137	*stash_fork,
		138	*stash_cleanup,
		139	*stash_async;
34		140
35	/////////////////////////////////////////////////////////////////////////////	141	/////////////////////////////////////////////////////////////////////////////
36	// Event	142	// Event
37		143
38	typedef struct ev {	144	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		145
48	static double	146	static void *
49	e_now ()	147	e_new (int size, SV *cb_sv, SV *loop)
50	{	148	{
51	struct timeval tv;	149	SV *cv = cb_sv ? s_get_cv_croak (cb_sv) : 0;
52	gettimeofday (&tv, 0);	150	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	if (fh)
62	{
63	SvGETMAGIC (fh);
64
65	if (SvROK (fh))
66	fh = SvRV (fh);
67
68	if (SvTYPE (fh) == SVt_PVGV)
69	return PerlIO_fileno (IoIFP (sv_2io (fh)));
70
71	if (SvIOK (fh))
72	return SvIV (fh);
73	}
74
75	return -1;
76	}
77
78	static Event
79	e_new (SV *fh, short events, SV *cb)
80	{
81	int fd = sv_fileno (fh);
82	Event ev;
83	SV *self = NEWSV (0, sizeof (struct ev));	151	SV *self = NEWSV (0, size);
84	SvPOK_only (self);	152	SvPOK_only (self);
85	SvCUR_set (self, sizeof (struct ev));	153	SvCUR_set (self, size);
86		154
87	ev = (Event)SvPVX (self);	155	w = (ev_watcher *)SvPVX (self);
88		156
89	ev->fh = newSVsv (fh);	157	ev_init (w, cv ? e_cb : 0);
90	ev->cb = newSVsv (cb);	158
		159	w->loop = SvREFCNT_inc (SvRV (loop));
		160	w->e_flags = WFLAG_KEEPALIVE;
		161	w->data = 0;
		162	w->fh = 0;
		163	w->cb_sv = SvREFCNT_inc (cv);
91	ev->self = self;	164	w->self = self;
92	ev->timeout = TIMEOUT_NONE;
93	ev->interval = 0.;
94	ev->abstime = 0;
95	ev->active = 0;
96		165
97	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	166	return (void *)w;
98
99	return ev;
100	}	167	}
101		168
102	static struct timeval *	169	static void
103	e_tv (Event ev)	170	e_destroy (void *w_)
104	{	171	{
105	static struct timeval tv;	172	ev_watcher *w = (ev_watcher *)w_;
106	double to = ev->timeout;
107		173
108	if (to == TIMEOUT_NONE)	174	SvREFCNT_dec (w->loop ); w->loop = 0;
109	return 0;	175	SvREFCNT_dec (w->fh ); w->fh = 0;
110		176	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
111	if (ev->abstime)	177	SvREFCNT_dec (w->data ); w->data = 0;
112	{
113	double now = e_now ();
114
115	if (now > to && ev->interval)
116	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
117
118	to -= now;
119	}
120	else if (to < 0.)
121	to = 0.;
122
123	tv_set (&tv, to);
124
125	return &tv;
126	}	178	}
127		179
128	static SV *e_self (Event ev)	180	static SV *
		181	e_bless (ev_watcher *w, HV *stash)
129	{	182	{
130	SV *rv;	183	SV *rv;
131		184
132	if (SvOBJECT (ev->self))	185	if (SvOBJECT (w->self))
133	rv = newRV_inc (ev->self);	186	rv = newRV_inc (w->self);
134	else	187	else
135	{	188	{
136	rv = newRV_noinc (ev->self);	189	rv = newRV_noinc (w->self);
137	sv_bless (rv, stash_event);	190	sv_bless (rv, stash);
138	SvREADONLY_on (ev->self);	191	SvREADONLY_on (w->self);
139	}	192	}
140		193
141	return rv;	194	return rv;
142	}	195	}
143		196
144	static int	197	static SV *sv_self_cache, *sv_events_cache;
145	e_start (Event ev)
146	{
147	if (ev->active) event_del (&ev->ev);
148	ev->active = 1;
149	return event_add (&ev->ev, e_tv (ev));
150	}
151
152	static int e_stop (Event ev)
153	{
154	return ev->active
155	? (ev->active = 0), event_del (&ev->ev)
156	: 0;
157	}
158		198
159	static void	199	static void
		200	e_cb (EV_P_ ev_watcher *w, int revents)
		201	{
		202	dSP;
		203	I32 mark = SP - PL_stack_base;
		204	SV *sv_self, *sv_events;
		205
		206	/* libev might have stopped the watcher */
		207	if (expect_false (w->e_flags & WFLAG_UNREFED)
		208	&& !ev_is_active (w))
		209	REF (w);
		210
		211	if (expect_true (sv_self_cache))
		212	{
		213	sv_self = sv_self_cache; sv_self_cache = 0;
		214	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
		215	}
		216	else
		217	{
		218	sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */
		219	SvREADONLY_on (sv_self);
		220	}
		221
		222	if (expect_true (sv_events_cache))
		223	{
		224	sv_events = sv_events_cache; sv_events_cache = 0;
		225	SvIV_set (sv_events, revents);
		226	SvIOK_only (sv_events);
		227	}
		228	else
		229	{
		230	sv_events = newSViv (revents);
		231	SvREADONLY_on (sv_events);
		232	}
		233
		234	PUSHMARK (SP);
		235	EXTEND (SP, 2);
		236	PUSHs (sv_self);
		237	PUSHs (sv_events);
		238
		239	PUTBACK;
		240	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
		241
		242	if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
		243	SvREFCNT_dec (sv_self);
		244	else
		245	{
		246	SvREFCNT_dec (SvRV (sv_self));
		247	SvRV_set (sv_self, &PL_sv_undef);
		248	sv_self_cache = sv_self;
		249	}
		250
		251	if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
		252	SvREFCNT_dec (sv_events);
		253	else
		254	sv_events_cache = sv_events;
		255
		256	if (expect_false (SvTRUE (ERRSV)))
		257	{
		258	SPAGAIN;
		259	PUSHMARK (SP);
		260	PUTBACK;
		261	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		262	}
		263
		264	SP = PL_stack_base + mark;
		265	PUTBACK;
		266	}
		267
		268	static void
160	e_cb (int fd, short events, void *arg)	269	e_once_cb (int revents, void *arg)
161	{	270	{
162	struct ev *ev = (struct ev*)arg;	271	dSP;
		272	I32 mark = SP - PL_stack_base;
		273	SV *sv_events;
		274
		275	if (sv_events_cache)
		276	{
		277	sv_events = sv_events_cache; sv_events_cache = 0;
		278	SvIV_set (sv_events, revents);
		279	}
		280	else
		281	sv_events = newSViv (revents);
		282
		283	PUSHMARK (SP);
		284	XPUSHs (sv_events);
		285
		286	PUTBACK;
		287	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		288
		289	SvREFCNT_dec ((SV *)arg);
		290
		291	if (sv_events_cache)
		292	SvREFCNT_dec (sv_events);
		293	else
		294	sv_events_cache = sv_events;
		295
		296	if (SvTRUE (ERRSV))
		297	{
		298	SPAGAIN;
		299	PUSHMARK (SP);
		300	PUTBACK;
		301	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		302	}
		303
		304	SP = PL_stack_base + mark;
		305	PUTBACK;
		306	}
		307
		308	static ev_tstamp
		309	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		310	{
		311	ev_tstamp retval;
		312	int count;
163	dSP;	313	dSP;
164		314
165	ENTER;	315	ENTER;
166	SAVETMPS;	316	SAVETMPS;
167		317
168	if (!(ev->ev.ev_events & EV_PERSIST))
169	ev->active = 0;
170
171	PUSHMARK (SP);	318	PUSHMARK (SP);
172	EXTEND (SP, 2);	319	EXTEND (SP, 2);
173	PUSHs (sv_2mortal (e_self (ev)));	320	PUSHs (newRV_inc (e_self (w))); /* e_self (w) MUST be blessed by now */
174	PUSHs (sv_2mortal (newSViv (events)));	321	PUSHs (newSVnv (now));
		322
175	PUTBACK;	323	PUTBACK;
176	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	324	count = call_sv (w->fh, G_SCALAR | G_EVAL);
177	/*TODO: if err, call some logging function */	325	SPAGAIN;
178		326
179	if (ev->interval && !ev->active)	327	if (SvTRUE (ERRSV))
180	e_start (ev);	328	{
		329	PUSHMARK (SP);
		330	PUTBACK;
		331	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		332	SPAGAIN;
		333	}
		334
		335	if (count > 0)
		336	{
		337	retval = SvNV (TOPs);
		338
		339	if (retval < now)
		340	retval = now;
		341	}
		342	else
		343	retval = now;
181		344
182	FREETMPS;	345	FREETMPS;
183	LEAVE;	346	LEAVE;
184	}
185		347
186	/////////////////////////////////////////////////////////////////////////////	348	return retval;
187	// DNS	349	}
		350
		351	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		352	croak (# repeat " value must be >= 0");
		353
		354	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		355	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		356
		357	#define CHECK_SIG(sv,num) if ((num) < 0) \
		358	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
188		359
189	static void	360	static void
190	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)	361	default_fork (void)
191	{	362	{
192	dSP;	363	ev_loop_fork (EV_DEFAULT_UC);
193	SV *cb = (SV *)arg;
194
195	ENTER;
196	SAVETMPS;
197	PUSHMARK (SP);
198	EXTEND (SP, count + 3);
199	PUSHs (sv_2mortal (newSViv (result)));
200
201	if (result == DNS_ERR_NONE && ttl >= 0)
202	{
203	int i;
204
205	PUSHs (sv_2mortal (newSViv (type)));
206	PUSHs (sv_2mortal (newSViv (ttl)));
207
208	for (i = 0; i < count; ++i)
209	switch (type)
210	{
211	case DNS_IPv6_AAAA:
212	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
213	break;
214	case DNS_IPv4_A:
215	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
216	break;
217	case DNS_PTR:
218	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
219	break;
220	}
221	}
222
223	PUTBACK;
224	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
225
226	FREETMPS;
227	LEAVE;
228	}	364	}
229		365
230	/////////////////////////////////////////////////////////////////////////////	366	/////////////////////////////////////////////////////////////////////////////
231	// XS interface functions	367	// XS interface functions
232		368
233	MODULE = EV PACKAGE = EV PREFIX = event_	369	MODULE = EV PACKAGE = EV PREFIX = ev_
		370
		371	PROTOTYPES: ENABLE
234		372
235	BOOT:	373	BOOT:
236	{	374	{
237	HV *stash = gv_stashpv ("EV", 1);	375	HV *stash = gv_stashpv ("EV", 1);
238		376
239	static const struct {	377	static const struct {
240	const char *name;	378	const char *name;
241	IV iv;	379	IV iv;
242	} *civ, const_iv[] = {	380	} *civ, const_iv[] = {
243	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	381	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		382	const_iv (EV_, MINPRI)
		383	const_iv (EV_, MAXPRI)
		384
		385	const_iv (EV_, UNDEF)
244	const_iv (EV_, NONE)	386	const_iv (EV_, NONE)
245	const_iv (EV_, TIMEOUT)
246	const_iv (EV_, READ)	387	const_iv (EV_, READ)
247	const_iv (EV_, WRITE)	388	const_iv (EV_, WRITE)
		389	const_iv (EV_, IO)
		390	const_iv (EV_, TIMER)
		391	const_iv (EV_, PERIODIC)
248	const_iv (EV_, SIGNAL)	392	const_iv (EV_, SIGNAL)
		393	const_iv (EV_, CHILD)
249	const_iv (EV_, PERSIST)	394	const_iv (EV_, STAT)
		395	const_iv (EV_, IDLE)
		396	const_iv (EV_, PREPARE)
		397	/*const_iv (EV_, CHECK) needs special tretament */
		398	const_iv (EV_, EMBED)
		399	const_iv (EV_, FORK)
		400	const_iv (EV_, CLEANUP)
		401	const_iv (EV_, ASYNC)
		402	const_iv (EV_, CUSTOM)
		403	const_iv (EV_, ERROR)
		404
		405	const_iv (EV, RUN_NOWAIT)
250	const_iv (EV, LOOP_ONCE)	406	const_iv (EV, RUN_ONCE)
		407
		408	const_iv (EV, BREAK_CANCEL)
		409	const_iv (EV, BREAK_ONE)
		410	const_iv (EV, BREAK_ALL)
		411	const_iv (EV, BACKEND_SELECT)
		412	const_iv (EV, BACKEND_POLL)
		413	const_iv (EV, BACKEND_EPOLL)
		414	const_iv (EV, BACKEND_KQUEUE)
		415	const_iv (EV, BACKEND_DEVPOLL)
		416	const_iv (EV, BACKEND_PORT)
		417	const_iv (EV, BACKEND_ALL)
		418	const_iv (EV, BACKEND_MASK)
		419	const_iv (EV, FLAG_AUTO)
		420	const_iv (EV, FLAG_FORKCHECK)
		421	const_iv (EV, FLAG_SIGNALFD)
		422	const_iv (EV, FLAG_NOSIGMASK)
		423	const_iv (EV, FLAG_NOENV)
		424	const_iv (EV, FLAG_NOINOTIFY)
		425
		426	const_iv (EV_, VERSION_MAJOR)
		427	const_iv (EV_, VERSION_MINOR)
		428	#if EV_COMPAT3
		429	const_iv (EV, FLAG_NOSIGFD) /* compatibility, always 0 */
		430	const_iv (EV_, TIMEOUT)
251	const_iv (EV, LOOP_NONBLOCK)	431	const_iv (EV, LOOP_NONBLOCK)
252	const_iv (EV, BUFFER_READ)	432	const_iv (EV, LOOP_ONESHOT)
253	const_iv (EV, BUFFER_WRITE)	433	const_iv (EV, UNLOOP_CANCEL)
254	const_iv (EV, BUFFER_EOF)	434	const_iv (EV, UNLOOP_ONE)
255	const_iv (EV, BUFFER_ERROR)	435	const_iv (EV, UNLOOP_ALL)
256	const_iv (EV, BUFFER_TIMEOUT)	436	#endif
257	};	437	};
258		438
259	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	439	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
260	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	440	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
261		441
		442	/* since this clashes with perl CHECK blocks, */
		443	/* but we are interested in constants, */
		444	/* and not blocks, we treat CHECK specially. */
		445	{
		446	/* the local $^W = 0 takes care of the warning */
		447	CV *cv = newCONSTSUB (stash, "CHECK", newSViv (EV_CHECK));
		448	/* now we need to re-set the gv, in case it was hijacked */
		449	GvCV_set (gv_fetchpv ("EV::CHECK", GV_ADD, SVt_PVCV), cv);
		450	}
		451
		452	stash_loop = gv_stashpv ("EV::Loop" , 1);
262	stash_base = gv_stashpv ("EV::Base" , 1);	453	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		454	stash_io = gv_stashpv ("EV::IO" , 1);
		455	stash_timer = gv_stashpv ("EV::Timer" , 1);
		456	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		457	stash_signal = gv_stashpv ("EV::Signal" , 1);
		458	stash_idle = gv_stashpv ("EV::Idle" , 1);
		459	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		460	stash_check = gv_stashpv ("EV::Check" , 1);
		461	stash_child = gv_stashpv ("EV::Child" , 1);
263	stash_event = gv_stashpv ("EV::Event", 1);	462	stash_embed = gv_stashpv ("EV::Embed" , 1);
264	}	463	stash_stat = gv_stashpv ("EV::Stat" , 1);
		464	stash_fork = gv_stashpv ("EV::Fork" , 1);
		465	stash_cleanup = gv_stashpv ("EV::Cleanup" , 1);
		466	stash_async = gv_stashpv ("EV::Async" , 1);
265		467
266	double now ()	468	{
267	CODE:	469	SV *sv = perl_get_sv ("EV::API", TRUE);
268	RETVAL = e_now ();	470	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
269	OUTPUT:
270	RETVAL
271		471
272	const char *version ()	472	/* the poor man's shared library emulator */
		473	evapi.ver = EV_API_VERSION;
		474	evapi.rev = EV_API_REVISION;
		475	evapi.sv_fileno = sv_fileno;
		476	evapi.sv_signum = s_signum;
		477	evapi.supported_backends = ev_supported_backends ();
		478	evapi.recommended_backends = ev_recommended_backends ();
		479	evapi.embeddable_backends = ev_embeddable_backends ();
		480	evapi.time_ = ev_time;
		481	evapi.sleep_ = ev_sleep;
		482	evapi.loop_new = ev_loop_new;
		483	evapi.loop_destroy = ev_loop_destroy;
		484	evapi.loop_fork = ev_loop_fork;
		485	evapi.iteration = ev_iteration;
		486	evapi.depth = ev_depth;
		487	evapi.set_userdata = ev_set_userdata;
		488	evapi.userdata = ev_userdata;
		489	evapi.now = ev_now;
		490	evapi.now_update = ev_now_update;
		491	evapi.suspend = ev_suspend;
		492	evapi.resume = ev_resume;
		493	evapi.backend = ev_backend;
		494	evapi.break_ = ev_break;
		495	evapi.invoke_pending = ev_invoke_pending;
		496	evapi.pending_count = ev_pending_count;
		497	evapi.verify = ev_verify;
		498	evapi.set_loop_release_cb = ev_set_loop_release_cb;
		499	evapi.set_invoke_pending_cb= ev_set_invoke_pending_cb;
		500	evapi.ref = ev_ref;
		501	evapi.unref = ev_unref;
		502	evapi.run = ev_run;
		503	evapi.once = ev_once;
		504	evapi.io_start = ev_io_start;
		505	evapi.io_stop = ev_io_stop;
		506	evapi.timer_start = ev_timer_start;
		507	evapi.timer_stop = ev_timer_stop;
		508	evapi.timer_again = ev_timer_again;
		509	evapi.timer_remaining = ev_timer_remaining;
		510	evapi.periodic_start = ev_periodic_start;
		511	evapi.periodic_stop = ev_periodic_stop;
		512	evapi.signal_start = ev_signal_start;
		513	evapi.signal_stop = ev_signal_stop;
		514	evapi.idle_start = ev_idle_start;
		515	evapi.idle_stop = ev_idle_stop;
		516	evapi.prepare_start = ev_prepare_start;
		517	evapi.prepare_stop = ev_prepare_stop;
		518	evapi.check_start = ev_check_start;
		519	evapi.check_stop = ev_check_stop;
		520	#if EV_CHILD_ENABLE
		521	evapi.child_start = ev_child_start;
		522	evapi.child_stop = ev_child_stop;
		523	#endif
		524	evapi.stat_start = ev_stat_start;
		525	evapi.stat_stop = ev_stat_stop;
		526	evapi.stat_stat = ev_stat_stat;
		527	evapi.embed_start = ev_embed_start;
		528	evapi.embed_stop = ev_embed_stop;
		529	evapi.embed_sweep = ev_embed_sweep;
		530	evapi.fork_start = ev_fork_start;
		531	evapi.fork_stop = ev_fork_stop;
		532	evapi.cleanup_start = ev_cleanup_start;
		533	evapi.cleanup_stop = ev_cleanup_stop;
		534	evapi.async_start = ev_async_start;
		535	evapi.async_stop = ev_async_stop;
		536	evapi.async_send = ev_async_send;
		537	evapi.clear_pending = ev_clear_pending;
		538	evapi.invoke = ev_invoke;
		539
		540	sv_setiv (sv, (IV)&evapi);
		541	SvREADONLY_on (sv);
		542	}
		543	#if !defined _WIN32 && !defined _MINIX && !EV_NO_ATFORK
		544	/* unfortunately, musl neither implements the linux standard base,
		545	/* nor makes itself detectable via macros. yeah, right... */
		546	#if __linux && (__GLIBC__ || __UCLIBC__)
		547	int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle);
		548	__register_atfork (0, 0, default_fork, 0);
		549	#else
		550	pthread_atfork (0, 0, default_fork);
		551	#endif
		552	#endif
		553	}
		554
		555	SV *ev_default_loop (unsigned int flags = 0)
		556	CODE:
		557	{
		558	if (!default_loop_sv)
		559	{
		560	evapi.default_loop = ev_default_loop (flags);
		561
		562	if (!evapi.default_loop)
		563	XSRETURN_UNDEF;
		564
		565	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		566	}
		567
		568	RETVAL = newSVsv (default_loop_sv);
		569	}
		570	OUTPUT:
		571	RETVAL
		572
		573	void ev_default_destroy ()
		574	CODE:
		575	ev_loop_destroy (EV_DEFAULT_UC);
		576	SvREFCNT_dec (default_loop_sv);
		577	default_loop_sv = 0;
		578
		579	unsigned int ev_supported_backends ()
		580
		581	unsigned int ev_recommended_backends ()
		582
		583	unsigned int ev_embeddable_backends ()
		584
		585	void ev_sleep (NV interval)
		586
		587	NV ev_time ()
		588
		589	void ev_feed_signal (SV *signal)
		590	CODE:
		591	{
		592	Signal signum = s_signum (signal);
		593	CHECK_SIG (signal, signum);
		594
		595	ev_feed_signal (signum);
		596	}
		597
		598	NV ev_now ()
		599	C_ARGS: evapi.default_loop
		600
		601	void ev_now_update ()
		602	C_ARGS: evapi.default_loop
		603
		604	void ev_suspend ()
		605	C_ARGS: evapi.default_loop
		606
		607	void ev_resume ()
		608	C_ARGS: evapi.default_loop
		609
		610	unsigned int ev_backend ()
		611	C_ARGS: evapi.default_loop
		612
		613	void ev_verify ()
273	ALIAS:	614	ALIAS:
		615	loop_verify = 1
		616	C_ARGS: evapi.default_loop
		617
		618	unsigned int ev_iteration ()
		619	ALIAS:
		620	loop_count = 1
		621	C_ARGS: evapi.default_loop
		622
		623	unsigned int ev_depth ()
		624	ALIAS:
274	method = 1	625	loop_depth = 1
275	CODE:	626	C_ARGS: evapi.default_loop
276	RETVAL = ix ? event_get_method () : event_get_version ();
277	OUTPUT:
278	RETVAL
279		627
280	Base event_init ()	628	void ev_set_io_collect_interval (NV interval)
		629	C_ARGS: evapi.default_loop, interval
281		630
282	int event_priority_init (int npri)	631	void ev_set_timeout_collect_interval (NV interval)
		632	C_ARGS: evapi.default_loop, interval
283		633
284	int event_dispatch ()
285
286	int event_loop (int flags = 0)	634	int ev_run (int flags = 0)
		635	ALIAS:
		636	loop = 1
		637	C_ARGS: evapi.default_loop, flags
287		638
288	int event_loopexit (double after)	639	void ev_break (int how = EVBREAK_ONE)
289	CODE:	640	ALIAS:
290	{	641	unloop = 1
291	struct timeval tv;	642	C_ARGS: evapi.default_loop, how
292	tv_set (&tv, after);
293	event_loopexit (&tv);
294	}
295		643
296	Event event (SV *cb)	644	void ev_feed_fd_event (int fd, int revents = EV_NONE)
297	CODE:	645	C_ARGS: evapi.default_loop, fd, revents
298	RETVAL = e_new (0, 0, cb);
299	OUTPUT:
300	RETVAL
301		646
		647	void ev_feed_signal_event (SV *signal)
		648	CODE:
		649	{
		650	Signal signum = s_signum (signal);
		651	CHECK_SIG (signal, signum);
		652
		653	ev_feed_signal_event (evapi.default_loop, signum);
		654	}
		655
		656	unsigned int ev_pending_count ()
		657	C_ARGS: evapi.default_loop
		658
		659	void ev_invoke_pending ()
		660	C_ARGS: evapi.default_loop
		661
302	Event io (SV *fh, short events, SV *cb)	662	ev_io *io (SV *fh, int events, SV *cb)
303	ALIAS:	663	ALIAS:
304	io_ns = 1	664	io_ns = 1
		665	_ae_io = 2
305	CODE:	666	CODE:
306	RETVAL = e_new (fh, events, cb);	667	{
		668	int fd = s_fileno (fh, events & EV_WRITE);
		669	CHECK_FD (fh, fd);
		670
		671	if (ix == 2)
		672	{
		673	ix = 0;
		674	events = events ? EV_WRITE : EV_READ;
		675	}
		676
		677	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		678	e_fh (RETVAL) = newSVsv (fh);
		679	ev_io_set (RETVAL, fd, events);
307	if (!ix) e_start (RETVAL);	680	if (!ix) START (io, RETVAL);
		681	}
308	OUTPUT:	682	OUTPUT:
309	RETVAL	683	RETVAL
310		684
311	Event timer (double after, int repeat, SV *cb)	685	ev_timer *timer (NV after, NV repeat, SV *cb)
312	ALIAS:	686	ALIAS:
313	timer_ns = 1	687	timer_ns = 1
		688	INIT:
		689	CHECK_REPEAT (repeat);
314	CODE:	690	CODE:
315	RETVAL = e_new (0, 0, cb);	691	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
316	RETVAL->timeout = after;	692	ev_timer_set (RETVAL, after, repeat);
317	RETVAL->interval = repeat;	693	if (!ix) START (timer, RETVAL);
318	if (!ix) e_start (RETVAL);
319	OUTPUT:	694	OUTPUT:
320	RETVAL	695	RETVAL
321		696
322	Event timer_abs (double at, double interval, SV *cb)	697	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
323	ALIAS:	698	ALIAS:
324	timer_abs_ns = 1	699	periodic_ns = 1
		700	INIT:
		701	CHECK_REPEAT (interval);
325	CODE:	702	CODE:
326	RETVAL = e_new (0, 0, cb);	703	{
327	RETVAL->timeout = at;	704	ev_periodic *w;
328	RETVAL->interval = interval;	705	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
329	RETVAL->abstime = 1;	706	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
330	if (!ix) e_start (RETVAL);	707	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		708	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		709	if (!ix) START (periodic, w);
		710	}
331	OUTPUT:	711	OUTPUT:
332	RETVAL	712	RETVAL
333		713
334	Event signal (SV *signal, SV *cb)	714	ev_signal *signal (SV *signal, SV *cb)
335	ALIAS:	715	ALIAS:
336	signal_ns = 1	716	signal_ns = 1
337	CODE:	717	CODE:
338	RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb);	718	{
		719	Signal signum = s_signum (signal);
		720	CHECK_SIG (signal, signum);
		721
		722	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		723	ev_signal_set (RETVAL, signum);
		724	if (!ix) START_SIGNAL (RETVAL);
		725	}
		726	OUTPUT:
		727	RETVAL
		728
		729	ev_idle *idle (SV *cb)
		730	ALIAS:
		731	idle_ns = 1
		732	CODE:
		733	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		734	ev_idle_set (RETVAL);
		735	if (!ix) START (idle, RETVAL);
		736	OUTPUT:
		737	RETVAL
		738
		739	ev_prepare *prepare (SV *cb)
		740	ALIAS:
		741	prepare_ns = 1
		742	CODE:
		743	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		744	ev_prepare_set (RETVAL);
		745	if (!ix) START (prepare, RETVAL);
		746	OUTPUT:
		747	RETVAL
		748
		749	ev_check *check (SV *cb)
		750	ALIAS:
		751	check_ns = 1
		752	CODE:
		753	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		754	ev_check_set (RETVAL);
		755	if (!ix) START (check, RETVAL);
		756	OUTPUT:
		757	RETVAL
		758
		759	ev_fork *fork (SV *cb)
		760	ALIAS:
		761	fork_ns = 1
		762	CODE:
		763	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		764	ev_fork_set (RETVAL);
		765	if (!ix) START (fork, RETVAL);
		766	OUTPUT:
		767	RETVAL
		768
		769	#if CLEANUP_ENABLED
		770
		771	ev_cleanup *cleanup (SV *cb)
		772	ALIAS:
		773	cleanup_ns = 1
		774	CODE:
		775	RETVAL = e_new (sizeof (ev_cleanup), cb, default_loop_sv);
		776	SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
		777	ev_cleanup_set (RETVAL);
		778	if (!ix) START (cleanup, RETVAL);
		779	OUTPUT:
		780	RETVAL
		781
		782	#endif
		783
		784	ev_child *child (int pid, int trace, SV *cb)
		785	ALIAS:
		786	child_ns = 1
		787	CODE:
		788	#if EV_CHILD_ENABLE
		789	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		790	ev_child_set (RETVAL, pid, trace);
		791	if (!ix) START (child, RETVAL);
		792	#else
		793	croak ("EV::child watchers not supported on this platform");
		794	#endif
		795	OUTPUT:
		796	RETVAL
		797
		798
		799	ev_stat *stat (SV *path, NV interval, SV *cb)
		800	ALIAS:
		801	stat_ns = 1
		802	CODE:
		803	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		804	e_fh (RETVAL) = newSVsv (path);
		805	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
339	if (!ix) e_start (RETVAL);	806	if (!ix) START (stat, RETVAL);
340	OUTPUT:	807	OUTPUT:
341	RETVAL	808	RETVAL
		809
		810	#ifndef EV_NO_LOOPS
		811
		812	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		813	ALIAS:
		814	embed_ns = 1
		815	CODE:
		816	{
		817	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		818	croak ("passed loop is not embeddable via EV::embed,");
		819
		820	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		821	e_fh (RETVAL) = newSVsv (ST (0));
		822	ev_embed_set (RETVAL, loop);
		823	if (!ix) START (embed, RETVAL);
		824	}
		825	OUTPUT:
		826	RETVAL
		827
		828	#endif
		829
		830	ev_async *async (SV *cb)
		831	ALIAS:
		832	async_ns = 1
		833	CODE:
		834	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		835	ev_async_set (RETVAL);
		836	if (!ix) START (async, RETVAL);
		837	OUTPUT:
		838	RETVAL
		839
		840	void once (SV *fh, int events, SV *timeout, SV *cb)
		841	CODE:
		842	ev_once (
		843	evapi.default_loop,
		844	s_fileno (fh, events & EV_WRITE), events,
		845	SvOK (timeout) ? SvNV (timeout) : -1.,
		846	e_once_cb,
		847	newSVsv (cb)
		848	);
342		849
343	PROTOTYPES: DISABLE	850	PROTOTYPES: DISABLE
344		851
345
346	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
347
348	Base new ()
349	CODE:
350	RETVAL = event_init ();
351	OUTPUT:
352	RETVAL
353
354	int event_base_dispatch (Base base)
355
356	int event_base_loop (Base base, int flags = 0)
357
358	int event_base_loopexit (Base base, double after)
359	CODE:
360	{
361	struct timeval tv;
362	tv.tv_sec = (long)after;
363	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
364	event_base_loopexit (base, &tv);
365	}
366
367	int event_base_priority_init (Base base, int npri)
368
369	void event_base_set (Base base, Event ev)
370	C_ARGS: base, &ev->ev
371
372	void DESTROY (Base base)
373	CODE:
374	/*event_base_free (base);*/ /* causes too many problems */
375
376
377	MODULE = EV PACKAGE = EV::Event PREFIX = event_	852	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
378		853
379	int event_priority_set (Event ev, int pri)	854	int ev_is_active (ev_watcher *w)
380	C_ARGS: &ev->ev, pri
381		855
382	int event_add (Event ev, double timeout = TIMEOUT_NONE)	856	int ev_is_pending (ev_watcher *w)
383	CODE:
384	ev->timeout = timeout;
385	ev->abstime = 0;
386	RETVAL = e_start (ev);
387	OUTPUT:
388	RETVAL
389		857
390	int event_start (Event ev)	858	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
391	CODE:	859	C_ARGS: e_loop (w), w, revents
392	RETVAL = e_start (ev);
393	OUTPUT:
394	RETVAL
395		860
396	int event_del (Event ev)	861	int ev_clear_pending (ev_watcher *w)
397	ALIAS:	862	C_ARGS: e_loop (w), w
398	stop = 0
399	CODE:
400	RETVAL = e_stop (ev);
401	OUTPUT:
402	RETVAL
403		863
404	void DESTROY (Event ev)	864	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
405	CODE:	865	C_ARGS: e_loop (w), w, revents
406	e_stop (ev);
407	SvREFCNT_dec (ev->cb);
408	SvREFCNT_dec (ev->fh);
409		866
410	void cb (Event ev, SV *new_cb)	867	int keepalive (ev_watcher *w, int new_value = 0)
411	CODE:	868	CODE:
412	sv_setsv (ev->cb, new_cb);	869	{
		870	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		871	new_value = new_value ? WFLAG_KEEPALIVE : 0;
413		872
414	SV *fh (Event ev, SV *new_fh = 0)	873	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
415	ALIAS:	874	{
416	signal = 0	875	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		876	REF (w);
		877	UNREF (w);
		878	}
		879	}
		880	OUTPUT:
		881	RETVAL
		882
		883	SV *cb (ev_watcher *w, SV *new_cb = 0)
417	CODE:	884	CODE:
418	RETVAL = newSVsv (ev->fh);	885	{
419	if (items > 1)	886	if (items > 1)
420	{	887	{
421	if (ev->active) event_del (&ev->ev);	888	new_cb = s_get_cv_croak (new_cb);
422	sv_setsv (ev->fh, new_fh);	889	RETVAL = newRV_noinc (w->cb_sv);
423	ev->ev.ev_fd = e_fd (ev);	890	w->cb_sv = SvREFCNT_inc (new_cb);
424	if (ev->active) event_add (&ev->ev, e_tv (ev));
425	}	891	}
		892	else
		893	RETVAL = newRV_inc (w->cb_sv);
		894	}
426	OUTPUT:	895	OUTPUT:
427	RETVAL	896	RETVAL
428		897
429	short events (Event ev, short new_events = EV_UNDEF)	898	SV *data (ev_watcher *w, SV *new_data = 0)
430	CODE:	899	CODE:
431	RETVAL = ev->ev.ev_events;	900	{
		901	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
		902
432	if (items > 1)	903	if (items > 1)
433	{	904	{
434	if (ev->active) event_del (&ev->ev);	905	SvREFCNT_dec (w->data);
435	ev->ev.ev_events = new_events;	906	w->data = newSVsv (new_data);
436	if (ev->active) event_add (&ev->ev, e_tv (ev));
437	}	907	}
		908	}
438	OUTPUT:	909	OUTPUT:
439	RETVAL	910	RETVAL
440		911
441	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	912	SV *loop (ev_watcher *w)
442	CODE:	913	CODE:
443	RETVAL = ev->timeout;	914	RETVAL = newRV_inc (w->loop);
		915	OUTPUT:
		916	RETVAL
		917
		918	int priority (ev_watcher *w, int new_priority = 0)
		919	CODE:
		920	{
		921	RETVAL = w->priority;
		922
444	if (items > 1)	923	if (items > 1)
445	{	924	{
446	if (ev->active) event_del (&ev->ev);	925	int active = ev_is_active (w);
447	ev->timeout = new_timeout;	926
448	ev->interval = repeat;	927	if (active)
449	ev->abstime = 0;	928	{
450	if (ev->active) event_add (&ev->ev, e_tv (ev));	929	/* grrr. */
		930	PUSHMARK (SP);
		931	XPUSHs (ST (0));
		932	PUTBACK;
		933	call_method ("stop", G_DISCARD | G_VOID);
		934	}
		935
		936	ev_set_priority (w, new_priority);
		937
		938	if (active)
		939	{
		940	PUSHMARK (SP);
		941	XPUSHs (ST (0));
		942	PUTBACK;
		943	call_method ("start", G_DISCARD | G_VOID);
		944	}
451	}	945	}
		946	}
452	OUTPUT:	947	OUTPUT:
453	RETVAL	948	RETVAL
454		949
455	void timeout_abs (Event ev, double at, double interval = 0.)
456	CODE:
457	if (ev->active) event_del (&ev->ev);
458	ev->timeout = at;
459	ev->interval = interval;
460	ev->abstime = 1;
461	if (ev->active) event_add (&ev->ev, e_tv (ev));
462
463
464	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	950	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
465		951
466	BOOT:	952	void ev_io_start (ev_io *w)
467	{	953	CODE:
468	HV *stash = gv_stashpv ("EV::DNS", 1);	954	START (io, w);
469		955
470	static const struct {	956	void ev_io_stop (ev_io *w)
471	const char *name;	957	CODE:
472	IV iv;	958	STOP (io, w);
473	} *civ, const_iv[] = {
474	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
475		959
476	const_iv (DNS_, ERR_NONE)	960	void DESTROY (ev_io *w)
477	const_iv (DNS_, ERR_FORMAT)	961	CODE:
478	const_iv (DNS_, ERR_SERVERFAILED)	962	STOP (io, w);
479	const_iv (DNS_, ERR_NOTEXIST)	963	e_destroy (w);
480	const_iv (DNS_, ERR_NOTIMPL)
481	const_iv (DNS_, ERR_REFUSED)
482	const_iv (DNS_, ERR_TRUNCATED)
483	const_iv (DNS_, ERR_UNKNOWN)
484	const_iv (DNS_, ERR_TIMEOUT)
485	const_iv (DNS_, ERR_SHUTDOWN)
486	const_iv (DNS_, IPv4_A)
487	const_iv (DNS_, PTR)
488	const_iv (DNS_, IPv6_AAAA)
489	const_iv (DNS_, QUERY_NO_SEARCH)
490	const_iv (DNS_, OPTION_SEARCH)
491	const_iv (DNS_, OPTION_NAMESERVERS)
492	const_iv (DNS_, OPTION_MISC)
493	const_iv (DNS_, OPTIONS_ALL)
494	const_iv (DNS_, NO_SEARCH)
495	};
496		964
497	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	965	void set (ev_io *w, SV *fh, int events)
498	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	966	CODE:
499	}	967	{
		968	int fd = s_fileno (fh, events & EV_WRITE);
		969	CHECK_FD (fh, fd);
500		970
501	int evdns_init ()	971	sv_setsv (e_fh (w), fh);
		972	RESET (io, w, (w, fd, events));
		973	}
502		974
503	void evdns_shutdown (int fail_requests = 1)	975	SV *fh (ev_io *w, SV *new_fh = 0)
		976	CODE:
		977	{
		978	if (items > 1)
		979	{
		980	int fd = s_fileno (new_fh, w->events & EV_WRITE);
		981	CHECK_FD (new_fh, fd);
504		982
505	const char *evdns_err_to_string (int err)	983	RETVAL = e_fh (w);
		984	e_fh (w) = newSVsv (new_fh);
506		985
507	int evdns_nameserver_add (U32 address)	986	RESET (io, w, (w, fd, w->events));
		987	}
		988	else
		989	RETVAL = newSVsv (e_fh (w));
		990	}
		991	OUTPUT:
		992	RETVAL
508		993
509	int evdns_count_nameservers ()	994	int events (ev_io *w, int new_events = EV_UNDEF)
		995	CODE:
		996	{
		997	RETVAL = w->events;
510		998
511	int evdns_clear_nameservers_and_suspend ()	999	if (items > 1)
		1000	RESET (io, w, (w, w->fd, new_events));
		1001	}
		1002	OUTPUT:
		1003	RETVAL
512		1004
513	int evdns_resume ()	1005	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
514		1006
515	int evdns_nameserver_ip_add (char *ip_as_string)	1007	void ev_signal_start (ev_signal *w)
		1008	CODE:
		1009	START_SIGNAL (w);
516		1010
517	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	1011	void ev_signal_stop (ev_signal *w)
518	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	1012	CODE:
		1013	STOP (signal, w);
519		1014
520	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)	1015	void DESTROY (ev_signal *w)
521	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	1016	CODE:
		1017	STOP (signal, w);
		1018	e_destroy (w);
522		1019
523	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)	1020	void set (ev_signal *w, SV *signal)
524	ALIAS:	1021	CODE:
525	evdns_resolve_reverse_ipv6 = 1	1022	{
		1023	Signal signum = s_signum (signal);
		1024	CHECK_SIG (signal, signum);
		1025
		1026	RESET_SIGNAL (w, (w, signum));
		1027	}
		1028
		1029	int signal (ev_signal *w, SV *new_signal = 0)
		1030	CODE:
		1031	{
		1032	RETVAL = w->signum;
		1033
		1034	if (items > 1)
		1035	{
		1036	Signal signum = s_signum (new_signal);
		1037	CHECK_SIG (new_signal, signum);
		1038
		1039	RESET_SIGNAL (w, (w, signum));
		1040	}
		1041	}
		1042	OUTPUT:
		1043	RETVAL
		1044
		1045	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
		1046
		1047	void ev_timer_start (ev_timer *w)
		1048	INIT:
		1049	CHECK_REPEAT (w->repeat);
		1050	CODE:
		1051	START (timer, w);
		1052
		1053	void ev_timer_stop (ev_timer *w)
		1054	CODE:
		1055	STOP (timer, w);
		1056
		1057	void ev_timer_again (ev_timer *w, NV repeat = NO_INIT)
526	CODE:	1058	CODE:
527	{	1059	if (items > 1)
528	STRLEN len;	1060	w->repeat = repeat;
529	char *data = SvPVbyte (addr, len);	1061	CHECK_REPEAT (w->repeat);
530	if (len != (ix ? 16 : 4))	1062	ev_timer_again (e_loop (w), w);
531	croak ("ipv4/ipv6 address to resolve must be given as 4/16 byte octet string");	1063	UNREF (w);
532		1064
		1065	NV ev_timer_remaining (ev_timer *w)
		1066	C_ARGS: e_loop (w), w
		1067
		1068	void DESTROY (ev_timer *w)
		1069	CODE:
		1070	STOP (timer, w);
		1071	e_destroy (w);
		1072
		1073	void set (ev_timer *w, NV after, NV repeat = 0.)
		1074	INIT:
		1075	CHECK_REPEAT (repeat);
		1076	CODE:
		1077	RESET (timer, w, (w, after, repeat));
		1078
		1079	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		1080
		1081	void ev_periodic_start (ev_periodic *w)
		1082	INIT:
		1083	CHECK_REPEAT (w->interval);
		1084	CODE:
		1085	START (periodic, w);
		1086
		1087	void ev_periodic_stop (ev_periodic *w)
		1088	CODE:
		1089	STOP (periodic, w);
		1090
		1091	void ev_periodic_again (ev_periodic *w)
		1092	CODE:
		1093	ev_periodic_again (e_loop (w), w);
		1094	UNREF (w);
		1095
		1096	void DESTROY (ev_periodic *w)
		1097	CODE:
		1098	STOP (periodic, w);
		1099	e_destroy (w);
		1100
		1101	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		1102	INIT:
		1103	CHECK_REPEAT (interval);
		1104	CODE:
		1105	{
		1106	SvREFCNT_dec (e_fh (w));
		1107	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1108
		1109	RESET (periodic, w, (w, at, interval, e_fh (w) ? e_periodic_cb : 0));
		1110	}
		1111
		1112	NV at (ev_periodic *w)
		1113	CODE:
		1114	RETVAL = ev_periodic_at (w);
		1115	OUTPUT:
		1116	RETVAL
		1117
		1118	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
		1119
		1120	void ev_idle_start (ev_idle *w)
		1121	CODE:
		1122	START (idle, w);
		1123
		1124	void ev_idle_stop (ev_idle *w)
		1125	CODE:
		1126	STOP (idle, w);
		1127
		1128	void DESTROY (ev_idle *w)
		1129	CODE:
		1130	STOP (idle, w);
		1131	e_destroy (w);
		1132
		1133	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1134
		1135	void ev_prepare_start (ev_prepare *w)
		1136	CODE:
		1137	START (prepare, w);
		1138
		1139	void ev_prepare_stop (ev_prepare *w)
		1140	CODE:
		1141	STOP (prepare, w);
		1142
		1143	void DESTROY (ev_prepare *w)
		1144	CODE:
		1145	STOP (prepare, w);
		1146	e_destroy (w);
		1147
		1148	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1149
		1150	void ev_check_start (ev_check *w)
		1151	CODE:
		1152	START (check, w);
		1153
		1154	void ev_check_stop (ev_check *w)
		1155	CODE:
		1156	STOP (check, w);
		1157
		1158	void DESTROY (ev_check *w)
		1159	CODE:
		1160	STOP (check, w);
		1161	e_destroy (w);
		1162
		1163	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1164
		1165	void ev_fork_start (ev_fork *w)
		1166	CODE:
		1167	START (fork, w);
		1168
		1169	void ev_fork_stop (ev_fork *w)
		1170	CODE:
		1171	STOP (fork, w);
		1172
		1173	void DESTROY (ev_fork *w)
		1174	CODE:
		1175	STOP (fork, w);
		1176	e_destroy (w);
		1177
		1178	#if CLEANUP_ENABLED
		1179
		1180	MODULE = EV PACKAGE = EV::Cleanup PREFIX = ev_cleanup_
		1181
		1182	void ev_cleanup_start (ev_cleanup *w)
		1183	CODE:
		1184	START (cleanup, w);
		1185
		1186	void ev_cleanup_stop (ev_cleanup *w)
		1187	CODE:
		1188	STOP (cleanup, w);
		1189
		1190	void DESTROY (ev_cleanup *w)
		1191	CODE:
		1192	STOP (cleanup, w);
		1193	SvREFCNT_inc (w->loop); /* has been dec'ed on creation */
		1194	e_destroy (w);
		1195
		1196	int keepalive (ev_watcher *w, SV *new_value = 0)
		1197	CODE:
533	RETVAL = ix	1198	RETVAL = 1;
534	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
535	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
536	}
537	OUTPUT:	1199	OUTPUT:
538	RETVAL	1200	RETVAL
539		1201
540	int evdns_set_option (char *option, char *val, int flags)
541
542	int evdns_resolv_conf_parse (int flags, const char *filename)
543
544	#ifdef MS_WINDOWS
545
546	int evdns_config_windows_nameservers ()
547
548	#endif	1202	#endif
549		1203
550	void evdns_search_clear ()	1204	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
551		1205
552	void evdns_search_add (char *domain)	1206	#if EV_CHILD_ENABLE
553		1207
554	void evdns_search_ndots_set (int ndots)	1208	void ev_child_start (ev_child *w)
		1209	CODE:
		1210	START (child, w);
555		1211
		1212	void ev_child_stop (ev_child *w)
		1213	CODE:
		1214	STOP (child, w);
		1215
		1216	void DESTROY (ev_child *w)
		1217	CODE:
		1218	STOP (child, w);
		1219	e_destroy (w);
		1220
		1221	void set (ev_child *w, int pid, int trace)
		1222	CODE:
		1223	RESET (child, w, (w, pid, trace));
		1224
		1225	int pid (ev_child *w)
		1226	ALIAS:
		1227	rpid = 1
		1228	rstatus = 2
		1229	CODE:
		1230	RETVAL = ix == 0 ? w->pid
		1231	: ix == 1 ? w->rpid
		1232	: w->rstatus;
		1233	OUTPUT:
		1234	RETVAL
		1235
		1236	#endif
		1237
		1238	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1239
		1240	void ev_stat_start (ev_stat *w)
		1241	CODE:
		1242	START (stat, w);
		1243
		1244	void ev_stat_stop (ev_stat *w)
		1245	CODE:
		1246	STOP (stat, w);
		1247
		1248	void DESTROY (ev_stat *w)
		1249	CODE:
		1250	STOP (stat, w);
		1251	e_destroy (w);
		1252
		1253	void set (ev_stat *w, SV *path, NV interval)
		1254	CODE:
		1255	{
		1256	sv_setsv (e_fh (w), path);
		1257	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval));
		1258	}
		1259
		1260	SV *path (ev_stat *w, SV *new_path = 0)
		1261	CODE:
		1262	{
		1263	RETVAL = SvREFCNT_inc (e_fh (w));
		1264
		1265	if (items > 1)
		1266	{
		1267	SvREFCNT_dec (e_fh (w));
		1268	e_fh (w) = newSVsv (new_path);
		1269	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval));
		1270	}
		1271	}
		1272	OUTPUT:
		1273	RETVAL
		1274
		1275	NV interval (ev_stat *w, NV new_interval = 0.)
		1276	CODE:
		1277	{
		1278	RETVAL = w->interval;
		1279
		1280	if (items > 1)
		1281	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), new_interval));
		1282	}
		1283	OUTPUT:
		1284	RETVAL
		1285
		1286	void prev (ev_stat *w)
		1287	ALIAS:
		1288	stat = 1
		1289	attr = 2
		1290	PPCODE:
		1291	{
		1292	ev_statdata *s = ix ? &w->attr : &w->prev;
		1293
		1294	if (ix == 1)
		1295	ev_stat_stat (e_loop (w), w);
		1296	else if (!s->st_nlink)
		1297	errno = ENOENT;
		1298
		1299	PL_statcache.st_dev = s->st_nlink;
		1300	PL_statcache.st_ino = s->st_ino;
		1301	PL_statcache.st_mode = s->st_mode;
		1302	PL_statcache.st_nlink = s->st_nlink;
		1303	PL_statcache.st_uid = s->st_uid;
		1304	PL_statcache.st_gid = s->st_gid;
		1305	PL_statcache.st_rdev = s->st_rdev;
		1306	PL_statcache.st_size = s->st_size;
		1307	PL_statcache.st_atime = s->st_atime;
		1308	PL_statcache.st_mtime = s->st_mtime;
		1309	PL_statcache.st_ctime = s->st_ctime;
		1310
		1311	if (GIMME_V == G_SCALAR)
		1312	XPUSHs (boolSV (s->st_nlink));
		1313	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1314	{
		1315	EXTEND (SP, 13);
		1316	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1317	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1318	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1319	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1320	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1321	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1322	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1323	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1324	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1325	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1326	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1327	PUSHs (sv_2mortal (newSVuv (4096)));
		1328	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1329	}
		1330	}
		1331
		1332	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1333
		1334	void ev_embed_start (ev_embed *w)
		1335	CODE:
		1336	START (embed, w);
		1337
		1338	void ev_embed_stop (ev_embed *w)
		1339	CODE:
		1340	STOP (embed, w);
		1341
		1342	void DESTROY (ev_embed *w)
		1343	CODE:
		1344	STOP (embed, w);
		1345	e_destroy (w);
		1346
		1347	void set (ev_embed *w, struct ev_loop *loop)
		1348	CODE:
		1349	{
		1350	sv_setsv (e_fh (w), ST (1));
		1351	RESET (embed, w, (w, loop));
		1352	}
		1353
		1354	SV *other (ev_embed *w)
		1355	CODE:
		1356	RETVAL = newSVsv (e_fh (w));
		1357	OUTPUT:
		1358	RETVAL
		1359
		1360	void ev_embed_sweep (ev_embed *w)
		1361	C_ARGS: e_loop (w), w
		1362
		1363	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1364
		1365	void ev_async_start (ev_async *w)
		1366	CODE:
		1367	START (async, w);
		1368
		1369	void ev_async_stop (ev_async *w)
		1370	CODE:
		1371	STOP (async, w);
		1372
		1373	void DESTROY (ev_async *w)
		1374	CODE:
		1375	STOP (async, w);
		1376	e_destroy (w);
		1377
		1378	void ev_async_send (ev_async *w)
		1379	C_ARGS: e_loop (w), w
		1380
		1381	SV *ev_async_async_pending (ev_async *w)
		1382	CODE:
		1383	RETVAL = boolSV (ev_async_pending (w));
		1384	OUTPUT:
		1385	RETVAL
		1386
		1387	#ifndef EV_NO_LOOPS
		1388
		1389	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1390
		1391	SV *new (SV *klass, unsigned int flags = 0)
		1392	CODE:
		1393	{
		1394	struct ev_loop *loop = ev_loop_new (flags);
		1395
		1396	if (!loop)
		1397	XSRETURN_UNDEF;
		1398
		1399	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1400	}
		1401	OUTPUT:
		1402	RETVAL
		1403
		1404	void DESTROY (struct ev_loop *loop)
		1405	CODE:
		1406	/* 1. the default loop shouldn't be freed by destroying it's perl loop object */
		1407	/* 2. not doing so helps avoid many global destruction bugs in perl, too */
		1408	if (loop != evapi.default_loop)
		1409	ev_loop_destroy (loop);
		1410
		1411	void ev_loop_fork (struct ev_loop *loop)
		1412
		1413	NV ev_now (struct ev_loop *loop)
		1414
		1415	void ev_now_update (struct ev_loop *loop)
		1416
		1417	void ev_suspend (struct ev_loop *loop)
		1418
		1419	void ev_resume (struct ev_loop *loop)
		1420
		1421	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1422
		1423	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1424
		1425	unsigned int ev_backend (struct ev_loop *loop)
		1426
		1427	void ev_verify (struct ev_loop *loop)
		1428	ALIAS:
		1429	loop_verify = 1
		1430
		1431	unsigned int ev_iteration (struct ev_loop *loop)
		1432	ALIAS:
		1433	loop_count = 1
		1434
		1435	unsigned int ev_depth (struct ev_loop *loop)
		1436	ALIAS:
		1437	loop_depth = 1
		1438
		1439	int ev_run (struct ev_loop *loop, int flags = 0)
		1440	ALIAS:
		1441	loop = 1
		1442
		1443	void ev_break (struct ev_loop *loop, int how = 1)
		1444	ALIAS:
		1445	unloop = 1
		1446
		1447	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1448
		1449	unsigned int ev_pending_count (struct ev_loop *loop)
		1450
		1451	void ev_invoke_pending (struct ev_loop *loop)
		1452
		1453	#if 0
		1454
		1455	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1456	CODE:
		1457	{
		1458	Signal signum = s_signum (signal);
		1459	CHECK_SIG (signal, signum);
		1460
		1461	ev_feed_signal_event (loop, signum);
		1462	}
		1463
		1464	#endif
		1465
		1466	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
		1467	ALIAS:
		1468	io_ns = 1
		1469	CODE:
		1470	{
		1471	int fd = s_fileno (fh, events & EV_WRITE);
		1472	CHECK_FD (fh, fd);
		1473
		1474	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
		1475	e_fh (RETVAL) = newSVsv (fh);
		1476	ev_io_set (RETVAL, fd, events);
		1477	if (!ix) START (io, RETVAL);
		1478	}
		1479	OUTPUT:
		1480	RETVAL
		1481
		1482	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1483	ALIAS:
		1484	timer_ns = 1
		1485	INIT:
		1486	CHECK_REPEAT (repeat);
		1487	CODE:
		1488	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1489	ev_timer_set (RETVAL, after, repeat);
		1490	if (!ix) START (timer, RETVAL);
		1491	OUTPUT:
		1492	RETVAL
		1493
		1494	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1495	ALIAS:
		1496	periodic_ns = 1
		1497	INIT:
		1498	CHECK_REPEAT (interval);
		1499	CODE:
		1500	{
		1501	ev_periodic *w;
		1502	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1503	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1504	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		1505	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1506	if (!ix) START (periodic, w);
		1507	}
		1508	OUTPUT:
		1509	RETVAL
		1510
		1511	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1512	ALIAS:
		1513	signal_ns = 1
		1514	CODE:
		1515	{
		1516	Signal signum = s_signum (signal);
		1517	CHECK_SIG (signal, signum);
		1518
		1519	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1520	ev_signal_set (RETVAL, signum);
		1521	if (!ix) START_SIGNAL (RETVAL);
		1522	}
		1523	OUTPUT:
		1524	RETVAL
		1525
		1526	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1527	ALIAS:
		1528	idle_ns = 1
		1529	CODE:
		1530	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1531	ev_idle_set (RETVAL);
		1532	if (!ix) START (idle, RETVAL);
		1533	OUTPUT:
		1534	RETVAL
		1535
		1536	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1537	ALIAS:
		1538	prepare_ns = 1
		1539	CODE:
		1540	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1541	ev_prepare_set (RETVAL);
		1542	if (!ix) START (prepare, RETVAL);
		1543	OUTPUT:
		1544	RETVAL
		1545
		1546	ev_check *check (struct ev_loop *loop, SV *cb)
		1547	ALIAS:
		1548	check_ns = 1
		1549	CODE:
		1550	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1551	ev_check_set (RETVAL);
		1552	if (!ix) START (check, RETVAL);
		1553	OUTPUT:
		1554	RETVAL
		1555
		1556	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1557	ALIAS:
		1558	fork_ns = 1
		1559	CODE:
		1560	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1561	ev_fork_set (RETVAL);
		1562	if (!ix) START (fork, RETVAL);
		1563	OUTPUT:
		1564	RETVAL
		1565
		1566	#if CLEANUP_ENABLED
		1567
		1568	ev_cleanup *cleanup (struct ev_loop *loop, SV *cb)
		1569	ALIAS:
		1570	cleanup_ns = 1
		1571	CODE:
		1572	RETVAL = e_new (sizeof (ev_cleanup), cb, ST (0));
		1573	SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
		1574	ev_cleanup_set (RETVAL);
		1575	if (!ix) START (cleanup, RETVAL);
		1576	OUTPUT:
		1577	RETVAL
		1578
		1579	#endif
		1580
		1581	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1582	ALIAS:
		1583	child_ns = 1
		1584	CODE:
		1585	#if EV_CHILD_ENABLE
		1586	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1587	ev_child_set (RETVAL, pid, trace);
		1588	if (!ix) START (child, RETVAL);
		1589	#else
		1590	croak ("EV::child watchers not supported on this platform");
		1591	#endif
		1592	OUTPUT:
		1593	RETVAL
		1594
		1595	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1596	ALIAS:
		1597	stat_ns = 1
		1598	CODE:
		1599	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1600	e_fh (RETVAL) = newSVsv (path);
		1601	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
		1602	if (!ix) START (stat, RETVAL);
		1603	OUTPUT:
		1604	RETVAL
		1605
		1606	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1607	ALIAS:
		1608	embed_ns = 1
		1609	CODE:
		1610	{
		1611	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1612	croak ("passed loop is not embeddable via EV::embed,");
		1613
		1614	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1615	e_fh (RETVAL) = newSVsv (ST (1));
		1616	ev_embed_set (RETVAL, other);
		1617	if (!ix) START (embed, RETVAL);
		1618	}
		1619	OUTPUT:
		1620	RETVAL
		1621
		1622	ev_async *async (struct ev_loop *loop, SV *cb)
		1623	ALIAS:
		1624	async_ns = 1
		1625	CODE:
		1626	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1627	ev_async_set (RETVAL);
		1628	if (!ix) START (async, RETVAL);
		1629	OUTPUT:
		1630	RETVAL
		1631
		1632	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1633	CODE:
		1634	ev_once (
		1635	loop,
		1636	s_fileno (fh, events & EV_WRITE), events,
		1637	SvOK (timeout) ? SvNV (timeout) : -1.,
		1638	e_once_cb,
		1639	newSVsv (cb)
		1640	);
		1641
		1642	#endif
		1643

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