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Comparing EV/EV.xs (file contents):
Revision 1.11 by root, Mon Oct 29 08:48:07 2007 UTC vs.
Revision 1.151 by root, Thu Dec 30 07:28:47 2010 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		10
13	/* workaround for evhttp.h requiring obscure bsd headers */	11	/* old API compatibility */
14	#ifndef TAILQ_ENTRY	12	static int
15	#define TAILQ_ENTRY(type) \	13	sv_fileno (SV *fh)
16	struct { \	14	{
17	struct type *tqe_next; /* next element */ \	15	return s_fileno (fh, 0);
18	struct type **tqe_prev; /* address of previous next element */ \
19	}	16	}
20	#endif /* !TAILQ_ENTRY */
21	#include <evhttp.h>
22		17
23	#define EV_NONE 0	18	#define EV_STANDALONE 1
24	#define EV_UNDEF -1	19	#define EV_PROTOTYPES 1
25		20	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
26	#define TIMEOUT_NONE HUGE_VAL	21	#define EV_H <ev.h>
27		22	#define EV_CONFIG_H error
28	#include "EV/EVAPI.h"	23	#include "EV/EVAPI.h"
29		24
30	typedef struct event_base *Base;	25	#define EV_SELECT_IS_WINSOCKET 0
		26	#ifdef _WIN32
		27	# define EV_SELECT_USE_FD_SET 0
		28	# define NFDBITS PERL_NFDBITS
		29	# define fd_mask Perl_fd_mask
		30	#endif
		31	/* due to bugs in OS X we have to use libev/ explicitly here */
		32	#include "libev/ev.c"
		33
		34	#if !defined(_WIN32) && !defined(_MINIX)
		35	# include <pthread.h>
		36	#endif
		37
		38	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop))
		39	#define e_flags(w) ((ev_watcher *)(w))->e_flags
		40	#define e_self(w) ((ev_watcher *)(w))->self
		41	#define e_fh(w) ((ev_watcher *)(w))->fh
		42	#define e_data(w) ((ev_watcher *)(w))->data
		43
		44	#define WFLAG_KEEPALIVE 1
		45	#define WFLAG_UNREFED 2 /* has been unref'ed */
		46
		47	#define UNREF(w) \
		48	if (!(e_flags (w) & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
		49	&& ev_is_active (w)) \
		50	{ \
		51	ev_unref (e_loop (w)); \
		52	e_flags (w) |= WFLAG_UNREFED; \
		53	}
		54
		55	#define REF(w) \
		56	if (e_flags (w) & WFLAG_UNREFED) \
		57	{ \
		58	e_flags (w) &= ~WFLAG_UNREFED; \
		59	ev_ref (e_loop (w)); \
		60	}
		61
		62	#define START(type,w) \
		63	do { \
		64	ev_ ## type ## _start (e_loop (w), w); \
		65	UNREF (w); \
		66	} while (0)
		67
		68	#define STOP(type,w) \
		69	do { \
		70	REF (w); \
		71	ev_ ## type ## _stop (e_loop (w), w); \
		72	} while (0)
		73
		74	#define RESET(type,w,seta) \
		75	do { \
		76	int active = ev_is_active (w); \
		77	if (active) STOP (type, w); \
		78	ev_ ## type ## _set seta; \
		79	if (active) START (type, w); \
		80	} while (0)
		81
31	typedef int Signal;	82	typedef int Signal;
32		83
		84	/* horrible... */
		85	#define CHECK_SIGNAL_CAN_START(w) \
		86	do { \
		87	/* dive into the internals of libev to avoid aborting in libev */ \
		88	if (signals [(w)->signum - 1].loop \
		89	&& signals [(w)->signum - 1].loop != e_loop (w)) \
		90	croak ("unable to start signal watcher, signal %d already registered in another loop", w->signum); \
		91	} while (0)
		92
		93	#define START_SIGNAL(w) \
		94	do { \
		95	CHECK_SIGNAL_CAN_START (w); \
		96	START (signal, w); \
		97	} while (0) \
		98
		99	#define RESET_SIGNAL(w,seta) \
		100	do { \
		101	int active = ev_is_active (w); \
		102	if (active) STOP (signal, w); \
		103	ev_ ## signal ## _set seta; \
		104	if (active) START_SIGNAL (w); \
		105	} while (0)
		106
		107	static SV *default_loop_sv;
		108
33	static struct EVAPI evapi;	109	static struct EVAPI evapi;
34		110
35	static HV *stash_base, *stash_event;	111	static HV
		112	*stash_loop,
		113	*stash_watcher,
		114	*stash_io,
		115	*stash_timer,
		116	*stash_periodic,
		117	*stash_signal,
		118	*stash_child,
		119	*stash_stat,
		120	*stash_idle,
		121	*stash_prepare,
		122	*stash_check,
		123	*stash_embed,
		124	*stash_fork,
		125	*stash_cleanup,
		126	*stash_async;
36		127
37	static double tv_get (struct timeval *tv)	128	/////////////////////////////////////////////////////////////////////////////
38	{	129	// Event
39	return tv->tv_sec + tv->tv_usec * 1e-6;
40	}
41		130
42	static void tv_set (struct timeval *tv, double val)	131	static void e_cb (EV_P_ ev_watcher *w, int revents);
43	{
44	tv->tv_sec = (long)val;
45	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);
46		132
47	}	133	void *
48		134	e_new (int size, SV *cb_sv, SV *loop)
49	static int
50	sv_signum (SV *sig)
51	{	135	{
52	int signum;	136	SV *cv = cb_sv ? s_get_cv_croak (cb_sv) : 0;
		137	ev_watcher *w;
		138	SV *self = NEWSV (0, size);
		139	SvPOK_only (self);
		140	SvCUR_set (self, size);
53		141
54	if (SvIV (sig) > 0)	142	w = (ev_watcher *)SvPVX (self);
55	return SvIV (sig);
56		143
57	for (signum = 1; signum < SIG_SIZE; ++signum)	144	ev_init (w, cv ? e_cb : 0);
58	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
59	return signum;
60		145
61	return -1;	146	w->loop = SvREFCNT_inc (SvRV (loop));
		147	w->e_flags = WFLAG_KEEPALIVE;
		148	w->data = 0;
		149	w->fh = 0;
		150	w->cb_sv = SvREFCNT_inc (cv);
		151	w->self = self;
		152
		153	return (void *)w;
62	}	154	}
63		155
64	static void	156	static void
65	api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg)	157	e_destroy (void *w_)
66	{	158	{
67	if (timeout)	159	ev_watcher *w = (ev_watcher *)w_;
		160
		161	SvREFCNT_dec (w->loop ); w->loop = 0;
		162	SvREFCNT_dec (w->fh ); w->fh = 0;
		163	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
		164	SvREFCNT_dec (w->data ); w->data = 0;
		165	}
		166
		167	static SV *
		168	e_bless (ev_watcher *w, HV *stash)
		169	{
		170	SV *rv;
		171
		172	if (SvOBJECT (w->self))
		173	rv = newRV_inc (w->self);
		174	else
68	{	175	{
69	struct timeval tv;	176	rv = newRV_noinc (w->self);
70	tv_set (&tv, timeout);	177	sv_bless (rv, stash);
71	event_once (fd, events, cb, arg, &tv);	178	SvREADONLY_on (w->self);
		179	}
		180
		181	return rv;
		182	}
		183
		184	static SV *sv_self_cache, *sv_events_cache;
		185
		186	static void
		187	e_cb (EV_P_ ev_watcher *w, int revents)
		188	{
		189	dSP;
		190	I32 mark = SP - PL_stack_base;
		191	SV *sv_self, *sv_events;
		192
		193	/* libev might have stopped the watcher */
		194	if (expect_false (w->e_flags & WFLAG_UNREFED)
		195	&& !ev_is_active (w))
		196	REF (w);
		197
		198	if (expect_true (sv_self_cache))
		199	{
		200	sv_self = sv_self_cache; sv_self_cache = 0;
		201	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
72	}	202	}
73	else	203	else
74	event_once (fd, events, cb, arg, 0);
75	}
76
77	/////////////////////////////////////////////////////////////////////////////
78	// Event
79
80	typedef struct ev {
81	struct event ev;
82	SV *cb, *fh;
83	SV *self; /* contains this struct */
84	double timeout;
85	double interval;
86	unsigned char active;
87	unsigned char abstime;
88	} *Event;
89
90	static double
91	e_now (void)
92	{
93	struct timeval tv;
94	gettimeofday (&tv, 0);
95
96	return tv_get (&tv);
97	}
98
99	static void e_cb (int fd, short events, void *arg);
100
101	static int sv_fileno (SV *fh)
102	{
103	SvGETMAGIC (fh);
104
105	if (SvROK (fh))
106	fh = SvRV (fh);
107
108	if (SvTYPE (fh) == SVt_PVGV)
109	return PerlIO_fileno (IoIFP (sv_2io (fh)));
110
111	if (SvIOK (fh))
112	return SvIV (fh);
113
114	return -1;
115	}
116
117	static Event
118	e_new (SV *fh, short events, SV *cb)
119	{
120	int fd = sv_fileno (fh);
121	Event ev;
122	SV *self = NEWSV (0, sizeof (struct ev));
123	SvPOK_only (self);
124	SvCUR_set (self, sizeof (struct ev));
125
126	ev = (Event)SvPVX (self);
127
128	ev->fh = newSVsv (fh);
129	ev->cb = newSVsv (cb);
130	ev->self = self;
131	ev->timeout = TIMEOUT_NONE;
132	ev->interval = 0.;
133	ev->abstime = 0;
134	ev->active = 0;
135
136	event_set (&ev->ev, fd, events, e_cb, (void *)ev);
137
138	return ev;
139	}
140
141	static struct timeval *
142	e_tv (Event ev)
143	{
144	static struct timeval tv;
145	double to = ev->timeout;
146
147	if (to == TIMEOUT_NONE)
148	return 0;
149
150	if (ev->abstime)
151	{	204	{
152	double now = e_now ();	205	sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */
153		206	SvREADONLY_on (sv_self);
154	if (ev->interval)
155	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
156
157	to -= now;
158	}	207	}
159	else if (to < 0.)
160	to = 0.;
161		208
162	tv_set (&tv, to);	209	if (expect_true (sv_events_cache))
163		210	{
164	return &tv;	211	sv_events = sv_events_cache; sv_events_cache = 0;
165	}	212	SvIV_set (sv_events, revents);
166		213	SvIOK_only (sv_events);
167	static SV *e_self (Event ev)	214	}
168	{
169	SV *rv;
170
171	if (SvOBJECT (ev->self))
172	rv = newRV_inc (ev->self);
173	else	215	else
174	{	216	{
175	rv = newRV_noinc (ev->self);	217	sv_events = newSViv (revents);
176	sv_bless (rv, stash_event);
177	SvREADONLY_on (ev->self);	218	SvREADONLY_on (sv_events);
178	}	219	}
179		220
180	return rv;	221	PUSHMARK (SP);
181	}	222	EXTEND (SP, 2);
		223	PUSHs (sv_self);
		224	PUSHs (sv_events);
182		225
183	static int	226	PUTBACK;
184	e_start (Event ev)	227	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
185	{
186	if (ev->active) event_del (&ev->ev);
187	ev->active = 1;
188	return event_add (&ev->ev, e_tv (ev));
189	}
190		228
191	static int e_stop (Event ev)	229	if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
192	{	230	SvREFCNT_dec (sv_self);
193	return ev->active	231	else
194	? (ev->active = 0), event_del (&ev->ev)	232	{
195	: 0;	233	SvREFCNT_dec (SvRV (sv_self));
		234	SvRV_set (sv_self, &PL_sv_undef);
		235	sv_self_cache = sv_self;
		236	}
		237
		238	if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
		239	SvREFCNT_dec (sv_events);
		240	else
		241	sv_events_cache = sv_events;
		242
		243	if (expect_false (SvTRUE (ERRSV)))
		244	{
		245	SPAGAIN;
		246	PUSHMARK (SP);
		247	PUTBACK;
		248	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		249	}
		250
		251	SP = PL_stack_base + mark;
		252	PUTBACK;
196	}	253	}
197		254
198	static void	255	static void
199	e_cb (int fd, short events, void *arg)	256	e_once_cb (int revents, void *arg)
200	{	257	{
201	struct ev *ev = (struct ev*)arg;	258	dSP;
		259	I32 mark = SP - PL_stack_base;
		260	SV *sv_events;
		261
		262	if (sv_events_cache)
		263	{
		264	sv_events = sv_events_cache; sv_events_cache = 0;
		265	SvIV_set (sv_events, revents);
		266	}
		267	else
		268	sv_events = newSViv (revents);
		269
		270	PUSHMARK (SP);
		271	XPUSHs (sv_events);
		272
		273	PUTBACK;
		274	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		275
		276	SvREFCNT_dec ((SV *)arg);
		277
		278	if (sv_events_cache)
		279	SvREFCNT_dec (sv_events);
		280	else
		281	sv_events_cache = sv_events;
		282
		283	if (SvTRUE (ERRSV))
		284	{
		285	SPAGAIN;
		286	PUSHMARK (SP);
		287	PUTBACK;
		288	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		289	}
		290
		291	SP = PL_stack_base + mark;
		292	PUTBACK;
		293	}
		294
		295	static ev_tstamp
		296	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		297	{
		298	ev_tstamp retval;
		299	int count;
202	dSP;	300	dSP;
203		301
204	ENTER;	302	ENTER;
205	SAVETMPS;	303	SAVETMPS;
206		304
207	if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))
208	ev->active = 0;
209
210	PUSHMARK (SP);	305	PUSHMARK (SP);
211	EXTEND (SP, 2);	306	EXTEND (SP, 2);
212	PUSHs (sv_2mortal (e_self (ev)));	307	PUSHs (newRV_inc (e_self (w))); /* e_self (w) MUST be blessed by now */
213	PUSHs (sv_2mortal (newSViv (events)));	308	PUSHs (newSVnv (now));
		309
214	PUTBACK;	310	PUTBACK;
215	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	311	count = call_sv (w->fh, G_SCALAR | G_EVAL);
216		312	SPAGAIN;
217	if (ev->interval && !ev->active)
218	e_start (ev);
219
220	FREETMPS;
221		313
222	if (SvTRUE (ERRSV))	314	if (SvTRUE (ERRSV))
223	{	315	{
224	PUSHMARK (SP);	316	PUSHMARK (SP);
225	PUTBACK;	317	PUTBACK;
226	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);	318	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		319	SPAGAIN;
227	}	320	}
228		321
		322	if (count > 0)
		323	{
		324	retval = SvNV (TOPs);
		325
		326	if (retval < now)
		327	retval = now;
		328	}
		329	else
		330	retval = now;
		331
		332	FREETMPS;
229	LEAVE;	333	LEAVE;
230	}
231		334
232	/////////////////////////////////////////////////////////////////////////////	335	return retval;
233	// DNS	336	}
		337
		338	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		339	croak (# repeat " value must be >= 0");
		340
		341	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		342	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		343
		344	#define CHECK_SIG(sv,num) if ((num) < 0) \
		345	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
234		346
235	static void	347	static void
236	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)	348	default_fork (void)
237	{	349	{
238	dSP;	350	ev_loop_fork (EV_DEFAULT_UC);
239	SV *cb = (SV *)arg;
240
241	ENTER;
242	SAVETMPS;
243	PUSHMARK (SP);
244	EXTEND (SP, count + 3);
245	PUSHs (sv_2mortal (newSViv (result)));
246
247	if (result == DNS_ERR_NONE && ttl >= 0)
248	{
249	int i;
250
251	PUSHs (sv_2mortal (newSViv (type)));
252	PUSHs (sv_2mortal (newSViv (ttl)));
253
254	for (i = 0; i < count; ++i)
255	switch (type)
256	{
257	case DNS_IPv6_AAAA:
258	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
259	break;
260	case DNS_IPv4_A:
261	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
262	break;
263	case DNS_PTR:
264	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
265	break;
266	}
267	}
268
269	PUTBACK;
270	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
271
272	FREETMPS;
273
274	if (SvTRUE (ERRSV))
275	{
276	PUSHMARK (SP);
277	PUTBACK;
278	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
279	}
280
281	LEAVE;
282	}	351	}
283		352
284	/////////////////////////////////////////////////////////////////////////////	353	/////////////////////////////////////////////////////////////////////////////
285	// XS interface functions	354	// XS interface functions
286		355
287	MODULE = EV PACKAGE = EV PREFIX = event_	356	MODULE = EV PACKAGE = EV PREFIX = ev_
		357
		358	PROTOTYPES: ENABLE
288		359
289	BOOT:	360	BOOT:
290	{	361	{
291	int i;
292	HV *stash = gv_stashpv ("EV", 1);	362	HV *stash = gv_stashpv ("EV", 1);
293		363
294	static const struct {	364	static const struct {
295	const char *name;	365	const char *name;
296	IV iv;	366	IV iv;
297	} *civ, const_iv[] = {	367	} *civ, const_iv[] = {
298	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	368	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		369	const_iv (EV_, MINPRI)
		370	const_iv (EV_, MAXPRI)
		371
		372	const_iv (EV_, UNDEF)
299	const_iv (EV_, NONE)	373	const_iv (EV_, NONE)
300	const_iv (EV_, TIMEOUT)
301	const_iv (EV_, READ)	374	const_iv (EV_, READ)
302	const_iv (EV_, WRITE)	375	const_iv (EV_, WRITE)
		376	const_iv (EV_, IO)
		377	const_iv (EV_, TIMER)
		378	const_iv (EV_, PERIODIC)
303	const_iv (EV_, SIGNAL)	379	const_iv (EV_, SIGNAL)
		380	const_iv (EV_, CHILD)
304	const_iv (EV_, PERSIST)	381	const_iv (EV_, STAT)
		382	const_iv (EV_, IDLE)
		383	const_iv (EV_, PREPARE)
		384	const_iv (EV_, CHECK)
		385	const_iv (EV_, EMBED)
		386	const_iv (EV_, FORK)
		387	const_iv (EV_, CLEANUP)
		388	const_iv (EV_, ASYNC)
		389	const_iv (EV_, CUSTOM)
		390	const_iv (EV_, ERROR)
		391
		392	const_iv (EV, RUN_NOWAIT)
305	const_iv (EV, LOOP_ONCE)	393	const_iv (EV, RUN_ONCE)
		394
		395	const_iv (EV, BREAK_CANCEL)
		396	const_iv (EV, BREAK_ONE)
		397	const_iv (EV, BREAK_ALL)
		398	const_iv (EV, BACKEND_SELECT)
		399	const_iv (EV, BACKEND_POLL)
		400	const_iv (EV, BACKEND_EPOLL)
		401	const_iv (EV, BACKEND_KQUEUE)
		402	const_iv (EV, BACKEND_DEVPOLL)
		403	const_iv (EV, BACKEND_PORT)
		404	const_iv (EV, BACKEND_ALL)
		405	const_iv (EV, FLAG_AUTO)
		406	const_iv (EV, FLAG_FORKCHECK)
		407	const_iv (EV, FLAG_SIGNALFD)
		408	const_iv (EV, FLAG_NOENV)
		409	const_iv (EV, FLAG_NOINOTIFY)
		410
		411	const_iv (EV_, VERSION_MAJOR)
		412	const_iv (EV_, VERSION_MINOR)
		413	#if EV_COMPAT3
		414	const_iv (EV, FLAG_NOSIGFD) /* compatibility, always 0 */
		415	const_iv (EV_, TIMEOUT)
306	const_iv (EV, LOOP_NONBLOCK)	416	const_iv (EV, LOOP_NONBLOCK)
307	const_iv (EV, BUFFER_READ)	417	const_iv (EV, LOOP_ONESHOT)
308	const_iv (EV, BUFFER_WRITE)	418	const_iv (EV, UNLOOP_CANCEL)
309	const_iv (EV, BUFFER_EOF)	419	const_iv (EV, UNLOOP_ONE)
310	const_iv (EV, BUFFER_ERROR)	420	const_iv (EV, UNLOOP_ALL)
311	const_iv (EV, BUFFER_TIMEOUT)	421	#endif
312	};	422	};
313		423
314	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	424	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
315	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	425	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
316		426
		427	stash_loop = gv_stashpv ("EV::Loop" , 1);
317	stash_base = gv_stashpv ("EV::Base" , 1);	428	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		429	stash_io = gv_stashpv ("EV::IO" , 1);
		430	stash_timer = gv_stashpv ("EV::Timer" , 1);
		431	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		432	stash_signal = gv_stashpv ("EV::Signal" , 1);
		433	stash_idle = gv_stashpv ("EV::Idle" , 1);
		434	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		435	stash_check = gv_stashpv ("EV::Check" , 1);
		436	stash_child = gv_stashpv ("EV::Child" , 1);
318	stash_event = gv_stashpv ("EV::Event", 1);	437	stash_embed = gv_stashpv ("EV::Embed" , 1);
		438	stash_stat = gv_stashpv ("EV::Stat" , 1);
		439	stash_fork = gv_stashpv ("EV::Fork" , 1);
		440	stash_cleanup = gv_stashpv ("EV::Cleanup" , 1);
		441	stash_async = gv_stashpv ("EV::Async" , 1);
319		442
320	{	443	{
321	SV *sv = perl_get_sv ("EV::API", TRUE);	444	SV *sv = perl_get_sv ("EV::API", TRUE);
322	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */	445	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
323		446
		447	/* the poor man's shared library emulator */
324	evapi.ver = EV_API_VERSION;	448	evapi.ver = EV_API_VERSION;
325	evapi.rev = EV_API_REVISION;	449	evapi.rev = EV_API_REVISION;
326	evapi.now = e_now;	450	evapi.sv_fileno = sv_fileno;
327	evapi.once = api_once;	451	evapi.sv_signum = s_signum;
		452	evapi.supported_backends = ev_supported_backends ();
		453	evapi.recommended_backends = ev_recommended_backends ();
		454	evapi.embeddable_backends = ev_embeddable_backends ();
		455	evapi.time_ = ev_time;
		456	evapi.sleep_ = ev_sleep;
		457	evapi.loop_new = ev_loop_new;
		458	evapi.loop_destroy = ev_loop_destroy;
		459	evapi.loop_fork = ev_loop_fork;
		460	evapi.iteration = ev_iteration;
		461	evapi.depth = ev_depth;
		462	evapi.set_userdata = ev_set_userdata;
		463	evapi.userdata = ev_userdata;
		464	evapi.now = ev_now;
		465	evapi.now_update = ev_now_update;
		466	evapi.suspend = ev_suspend;
		467	evapi.resume = ev_resume;
		468	evapi.backend = ev_backend;
		469	evapi.break_ = ev_break;
		470	evapi.invoke_pending = ev_invoke_pending;
		471	evapi.pending_count = ev_pending_count;
		472	evapi.verify = ev_verify;
		473	evapi.set_loop_release_cb = ev_set_loop_release_cb;
		474	evapi.set_invoke_pending_cb= ev_set_invoke_pending_cb;
		475	evapi.ref = ev_ref;
		476	evapi.unref = ev_unref;
		477	evapi.run = ev_run;
		478	evapi.once = ev_once;
		479	evapi.io_start = ev_io_start;
		480	evapi.io_stop = ev_io_stop;
		481	evapi.timer_start = ev_timer_start;
		482	evapi.timer_stop = ev_timer_stop;
		483	evapi.timer_again = ev_timer_again;
		484	evapi.timer_remaining = ev_timer_remaining;
		485	evapi.periodic_start = ev_periodic_start;
		486	evapi.periodic_stop = ev_periodic_stop;
		487	evapi.signal_start = ev_signal_start;
		488	evapi.signal_stop = ev_signal_stop;
		489	evapi.idle_start = ev_idle_start;
		490	evapi.idle_stop = ev_idle_stop;
		491	evapi.prepare_start = ev_prepare_start;
		492	evapi.prepare_stop = ev_prepare_stop;
		493	evapi.check_start = ev_check_start;
		494	evapi.check_stop = ev_check_stop;
		495	#if EV_CHILD_ENABLE
		496	evapi.child_start = ev_child_start;
		497	evapi.child_stop = ev_child_stop;
		498	#endif
		499	evapi.stat_start = ev_stat_start;
		500	evapi.stat_stop = ev_stat_stop;
		501	evapi.stat_stat = ev_stat_stat;
		502	evapi.embed_start = ev_embed_start;
		503	evapi.embed_stop = ev_embed_stop;
		504	evapi.embed_sweep = ev_embed_sweep;
		505	evapi.fork_start = ev_fork_start;
		506	evapi.fork_stop = ev_fork_stop;
		507	evapi.cleanup_start = ev_cleanup_start;
		508	evapi.cleanup_stop = ev_cleanup_stop;
		509	evapi.async_start = ev_async_start;
		510	evapi.async_stop = ev_async_stop;
		511	evapi.async_send = ev_async_send;
		512	evapi.clear_pending = ev_clear_pending;
		513	evapi.invoke = ev_invoke;
328		514
329	sv_setiv (sv, (IV)&evapi);	515	sv_setiv (sv, (IV)&evapi);
330	SvREADONLY_on (sv);	516	SvREADONLY_on (sv);
331	}	517	}
		518	#if !defined(_WIN32) && !defined(_MINIX)
		519	pthread_atfork (0, 0, default_fork);
		520	#endif
332	}	521	}
333		522
334	double now ()	523	SV *ev_default_loop (unsigned int flags = 0)
335	CODE:	524	CODE:
336	RETVAL = e_now ();	525	{
337	OUTPUT:	526	if (!default_loop_sv)
338	RETVAL	527	{
		528	evapi.default_loop = ev_default_loop (flags);
339		529
340	const char *version ()	530	if (!evapi.default_loop)
		531	XSRETURN_UNDEF;
		532
		533	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		534	}
		535
		536	RETVAL = newSVsv (default_loop_sv);
		537	}
		538	OUTPUT:
		539	RETVAL
		540
		541	void ev_default_destroy ()
		542	CODE:
		543	ev_loop_destroy (EV_DEFAULT_UC);
		544	SvREFCNT_dec (default_loop_sv);
		545	default_loop_sv = 0;
		546
		547	unsigned int ev_supported_backends ()
		548
		549	unsigned int ev_recommended_backends ()
		550
		551	unsigned int ev_embeddable_backends ()
		552
		553	void ev_sleep (NV interval)
		554
		555	NV ev_time ()
		556
		557	NV ev_now ()
		558	C_ARGS: evapi.default_loop
		559
		560	void ev_now_update ()
		561	C_ARGS: evapi.default_loop
		562
		563	void ev_suspend ()
		564	C_ARGS: evapi.default_loop
		565
		566	void ev_resume ()
		567	C_ARGS: evapi.default_loop
		568
		569	unsigned int ev_backend ()
		570	C_ARGS: evapi.default_loop
		571
		572	void ev_verify ()
341	ALIAS:	573	ALIAS:
		574	loop_verify = 1
		575	C_ARGS: evapi.default_loop
		576
		577	unsigned int ev_iteration ()
		578	ALIAS:
		579	loop_count = 1
		580	C_ARGS: evapi.default_loop
		581
		582	unsigned int ev_depth ()
		583	ALIAS:
		584	loop_depth = 1
		585	C_ARGS: evapi.default_loop
		586
		587	void ev_set_io_collect_interval (NV interval)
		588	C_ARGS: evapi.default_loop, interval
		589
		590	void ev_set_timeout_collect_interval (NV interval)
		591	C_ARGS: evapi.default_loop, interval
		592
		593	void ev_run (int flags = 0)
		594	ALIAS:
342	method = 1	595	loop = 1
343	CODE:	596	C_ARGS: evapi.default_loop, flags
344	RETVAL = ix ? event_get_method () : event_get_version ();
345	OUTPUT:
346	RETVAL
347		597
348	Base event_init ()	598	void ev_break (int how = EVBREAK_ONE)
		599	ALIAS:
		600	unloop = 1
		601	C_ARGS: evapi.default_loop, how
349		602
350	int event_priority_init (int npri)	603	void ev_feed_fd_event (int fd, int revents = EV_NONE)
		604	C_ARGS: evapi.default_loop, fd, revents
351		605
352	int event_dispatch ()	606	void ev_feed_signal_event (SV *signal)
353
354	int event_loop (int flags = 0)
355
356	int event_loopexit (double after = 0)
357	CODE:	607	CODE:
358	{	608	{
359	struct timeval tv;	609	Signal signum = s_signum (signal);
360	tv_set (&tv, after);	610	CHECK_SIG (signal, signum);
361	event_loopexit (&tv);
362	}
363		611
364	Event event (SV *cb)	612	ev_feed_signal_event (evapi.default_loop, signum);
365	CODE:	613	}
366	RETVAL = e_new (NEWSV (0, 0), 0, cb);
367	OUTPUT:
368	RETVAL
369		614
		615	unsigned int ev_pending_count ()
		616	C_ARGS: evapi.default_loop
		617
		618	void ev_invoke_pending ()
		619	C_ARGS: evapi.default_loop
		620
370	Event io (SV *fh, short events, SV *cb)	621	ev_io *io (SV *fh, int events, SV *cb)
371	ALIAS:	622	ALIAS:
372	io_ns = 1	623	io_ns = 1
		624	_ae_io = 2
373	CODE:	625	CODE:
374	RETVAL = e_new (fh, events, cb);
375	if (!ix) e_start (RETVAL);
376	OUTPUT:
377	RETVAL
378
379	Event timed_io (SV *fh, short events, double timeout, SV *cb)
380	ALIAS:
381	timed_io_ns = 1
382	CODE:
383	{	626	{
384	events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;	627	int fd = s_fileno (fh, events & EV_WRITE);
		628	CHECK_FD (fh, fd);
385		629
386	RETVAL = e_new (fh, events, cb);	630	if (ix == 2)
387		631	{
388	if (timeout)	632	ix = 0;
389	{	633	events = events ? EV_WRITE : EV_READ;
390	RETVAL->timeout = timeout;
391	RETVAL->interval = 1;
392	}	634	}
393		635
		636	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		637	e_fh (RETVAL) = newSVsv (fh);
		638	ev_io_set (RETVAL, fd, events);
394	if (!ix) e_start (RETVAL);	639	if (!ix) START (io, RETVAL);
395	}	640	}
396	OUTPUT:	641	OUTPUT:
397	RETVAL	642	RETVAL
398		643
399	Event timer (double after, int repeat, SV *cb)	644	ev_timer *timer (NV after, NV repeat, SV *cb)
400	ALIAS:	645	ALIAS:
401	timer_ns = 1	646	timer_ns = 1
		647	INIT:
		648	CHECK_REPEAT (repeat);
402	CODE:	649	CODE:
403	RETVAL = e_new (NEWSV (0, 0), 0, cb);	650	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
404	RETVAL->timeout = after;	651	ev_timer_set (RETVAL, after, repeat);
405	RETVAL->interval = repeat;	652	if (!ix) START (timer, RETVAL);
406	if (!ix) e_start (RETVAL);
407	OUTPUT:	653	OUTPUT:
408	RETVAL	654	RETVAL
409		655
410	Event timer_abs (double at, double interval, SV *cb)	656	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
411	ALIAS:	657	ALIAS:
412	timer_abs_ns = 1	658	periodic_ns = 1
		659	INIT:
		660	CHECK_REPEAT (interval);
413	CODE:	661	CODE:
414	RETVAL = e_new (NEWSV (0, 0), 0, cb);	662	{
415	RETVAL->timeout = at;	663	ev_periodic *w;
416	RETVAL->interval = interval;	664	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
417	RETVAL->abstime = 1;	665	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
418	if (!ix) e_start (RETVAL);	666	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		667	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		668	if (!ix) START (periodic, w);
		669	}
419	OUTPUT:	670	OUTPUT:
420	RETVAL	671	RETVAL
421		672
422	Event signal (Signal signum, SV *cb)	673	ev_signal *signal (SV *signal, SV *cb)
423	ALIAS:	674	ALIAS:
424	signal_ns = 1	675	signal_ns = 1
425	CODE:	676	CODE:
426	RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb);	677	{
427	RETVAL->ev.ev_fd = signum;	678	Signal signum = s_signum (signal);
		679	CHECK_SIG (signal, signum);
		680
		681	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		682	ev_signal_set (RETVAL, signum);
		683	if (!ix) START_SIGNAL (RETVAL);
		684	}
		685	OUTPUT:
		686	RETVAL
		687
		688	ev_idle *idle (SV *cb)
		689	ALIAS:
		690	idle_ns = 1
		691	CODE:
		692	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		693	ev_idle_set (RETVAL);
		694	if (!ix) START (idle, RETVAL);
		695	OUTPUT:
		696	RETVAL
		697
		698	ev_prepare *prepare (SV *cb)
		699	ALIAS:
		700	prepare_ns = 1
		701	CODE:
		702	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		703	ev_prepare_set (RETVAL);
		704	if (!ix) START (prepare, RETVAL);
		705	OUTPUT:
		706	RETVAL
		707
		708	ev_check *check (SV *cb)
		709	ALIAS:
		710	check_ns = 1
		711	CODE:
		712	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		713	ev_check_set (RETVAL);
		714	if (!ix) START (check, RETVAL);
		715	OUTPUT:
		716	RETVAL
		717
		718	ev_fork *fork (SV *cb)
		719	ALIAS:
		720	fork_ns = 1
		721	CODE:
		722	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		723	ev_fork_set (RETVAL);
		724	if (!ix) START (fork, RETVAL);
		725	OUTPUT:
		726	RETVAL
		727
		728	ev_cleanup *cleanup (SV *cb)
		729	ALIAS:
		730	cleanup_ns = 1
		731	CODE:
		732	RETVAL = e_new (sizeof (ev_cleanup), cb, default_loop_sv);
		733	ev_cleanup_set (RETVAL);
		734	if (!ix) START (cleanup, RETVAL);
		735	OUTPUT:
		736	RETVAL
		737
		738	ev_child *child (int pid, int trace, SV *cb)
		739	ALIAS:
		740	child_ns = 1
		741	CODE:
		742	#if EV_CHILD_ENABLE
		743	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		744	ev_child_set (RETVAL, pid, trace);
		745	if (!ix) START (child, RETVAL);
		746	#else
		747	croak ("EV::child watchers not supported on this platform");
		748	#endif
		749	OUTPUT:
		750	RETVAL
		751
		752
		753	ev_stat *stat (SV *path, NV interval, SV *cb)
		754	ALIAS:
		755	stat_ns = 1
		756	CODE:
		757	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		758	e_fh (RETVAL) = newSVsv (path);
		759	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
428	if (!ix) e_start (RETVAL);	760	if (!ix) START (stat, RETVAL);
429	OUTPUT:	761	OUTPUT:
430	RETVAL	762	RETVAL
		763
		764	#ifndef EV_NO_LOOPS
		765
		766	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		767	ALIAS:
		768	embed_ns = 1
		769	CODE:
		770	{
		771	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		772	croak ("passed loop is not embeddable via EV::embed,");
		773
		774	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		775	e_fh (RETVAL) = newSVsv (ST (0));
		776	ev_embed_set (RETVAL, loop);
		777	if (!ix) START (embed, RETVAL);
		778	}
		779	OUTPUT:
		780	RETVAL
		781
		782	#endif
		783
		784	ev_async *async (SV *cb)
		785	ALIAS:
		786	async_ns = 1
		787	CODE:
		788	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		789	ev_async_set (RETVAL);
		790	if (!ix) START (async, RETVAL);
		791	OUTPUT:
		792	RETVAL
		793
		794	void once (SV *fh, int events, SV *timeout, SV *cb)
		795	CODE:
		796	ev_once (
		797	evapi.default_loop,
		798	s_fileno (fh, events & EV_WRITE), events,
		799	SvOK (timeout) ? SvNV (timeout) : -1.,
		800	e_once_cb,
		801	newSVsv (cb)
		802	);
431		803
432	PROTOTYPES: DISABLE	804	PROTOTYPES: DISABLE
433		805
434
435	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
436
437	Base new ()
438	CODE:
439	RETVAL = event_init ();
440	OUTPUT:
441	RETVAL
442
443	int event_base_dispatch (Base base)
444
445	int event_base_loop (Base base, int flags = 0)
446
447	int event_base_loopexit (Base base, double after)
448	CODE:
449	{
450	struct timeval tv;
451	tv.tv_sec = (long)after;
452	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
453	event_base_loopexit (base, &tv);
454	}
455
456	int event_base_priority_init (Base base, int npri)
457
458	void event_base_set (Base base, Event ev)
459	C_ARGS: base, &ev->ev
460
461	void DESTROY (Base base)
462	CODE:
463	/*event_base_free (base);*/ /* causes too many problems */
464
465
466	MODULE = EV PACKAGE = EV::Event PREFIX = event_	806	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
467		807
468	int event_priority_set (Event ev, int pri)	808	int ev_is_active (ev_watcher *w)
469	C_ARGS: &ev->ev, pri
470		809
471	int event_add (Event ev, double timeout = TIMEOUT_NONE)	810	int ev_is_pending (ev_watcher *w)
472	CODE:
473	ev->timeout = timeout;
474	ev->abstime = 0;
475	RETVAL = e_start (ev);
476	OUTPUT:
477	RETVAL
478		811
479	int event_start (Event ev)	812	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
480	CODE:	813	C_ARGS: e_loop (w), w, revents
481	RETVAL = e_start (ev);
482	OUTPUT:
483	RETVAL
484		814
485	int event_del (Event ev)	815	int ev_clear_pending (ev_watcher *w)
486	ALIAS:	816	C_ARGS: e_loop (w), w
487	stop = 0
488	CODE:
489	RETVAL = e_stop (ev);
490	OUTPUT:
491	RETVAL
492		817
493	void DESTROY (Event ev)	818	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
494	CODE:	819	C_ARGS: e_loop (w), w, revents
495	e_stop (ev);
496	SvREFCNT_dec (ev->cb);
497	SvREFCNT_dec (ev->fh);
498		820
		821	int keepalive (ev_watcher *w, int new_value = 0)
		822	CODE:
		823	{
		824	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		825	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		826
		827	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		828	{
		829	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		830	REF (w);
		831	UNREF (w);
		832	}
		833	}
		834	OUTPUT:
		835	RETVAL
		836
499	SV *cb (Event ev, SV *new_cb = 0)	837	SV *cb (ev_watcher *w, SV *new_cb = 0)
500	CODE:	838	CODE:
501	RETVAL = newSVsv (ev->cb);	839	{
502	if (items > 1)
503	sv_setsv (ev->cb, new_cb);
504	OUTPUT:
505	RETVAL
506
507	SV *fh (Event ev, SV *new_fh = 0)
508	CODE:
509	RETVAL = newSVsv (ev->fh);
510	if (items > 1)	840	if (items > 1)
511	{	841	{
512	if (ev->active) event_del (&ev->ev);	842	new_cb = s_get_cv_croak (new_cb);
513	sv_setsv (ev->fh, new_fh);	843	RETVAL = newRV_noinc (w->cb_sv);
514	ev->ev.ev_fd = sv_fileno (ev->fh);	844	w->cb_sv = SvREFCNT_inc (new_cb);
515	ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
516	if (ev->active) event_add (&ev->ev, e_tv (ev));
517	}	845	}
		846	else
		847	RETVAL = newRV_inc (w->cb_sv);
		848	}
518	OUTPUT:	849	OUTPUT:
519	RETVAL	850	RETVAL
520		851
521	SV *signal (Event ev, SV *new_signal = 0)	852	SV *data (ev_watcher *w, SV *new_data = 0)
522	CODE:	853	CODE:
523	{	854	{
524	Signal signum;	855	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
525
526	if (items > 1)
527	signum = sv_signum (new_signal); /* may croak here */
528
529	RETVAL = newSVsv (ev->fh);
530		856
531	if (items > 1)	857	if (items > 1)
532	{	858	{
533	if (ev->active) event_del (&ev->ev);	859	SvREFCNT_dec (w->data);
534	sv_setsv (ev->fh, new_signal);	860	w->data = newSVsv (new_data);
535	ev->ev.ev_fd = signum;
536	ev->ev.ev_events |= EV_SIGNAL;
537	if (ev->active) event_add (&ev->ev, e_tv (ev));
538	}	861	}
539	}	862	}
540	OUTPUT:	863	OUTPUT:
541	RETVAL	864	RETVAL
542		865
543	short events (Event ev, short new_events = EV_UNDEF)	866	SV *loop (ev_watcher *w)
544	CODE:	867	CODE:
545	RETVAL = ev->ev.ev_events;	868	RETVAL = newRV_inc (w->loop);
		869	OUTPUT:
		870	RETVAL
		871
		872	int priority (ev_watcher *w, int new_priority = 0)
		873	CODE:
		874	{
		875	RETVAL = w->priority;
		876
546	if (items > 1)	877	if (items > 1)
547	{	878	{
548	if (ev->active) event_del (&ev->ev);	879	int active = ev_is_active (w);
549	ev->ev.ev_events = new_events;	880
550	if (ev->active) event_add (&ev->ev, e_tv (ev));	881	if (active)
		882	{
		883	/* grrr. */
		884	PUSHMARK (SP);
		885	XPUSHs (ST (0));
		886	PUTBACK;
		887	call_method ("stop", G_DISCARD | G_VOID);
		888	}
		889
		890	ev_set_priority (w, new_priority);
		891
		892	if (active)
		893	{
		894	PUSHMARK (SP);
		895	XPUSHs (ST (0));
		896	PUTBACK;
		897	call_method ("start", G_DISCARD | G_VOID);
		898	}
551	}	899	}
		900	}
552	OUTPUT:	901	OUTPUT:
553	RETVAL	902	RETVAL
554		903
555	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	904	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
		905
		906	void ev_io_start (ev_io *w)
556	CODE:	907	CODE:
557	RETVAL = ev->timeout;	908	START (io, w);
		909
		910	void ev_io_stop (ev_io *w)
		911	CODE:
		912	STOP (io, w);
		913
		914	void DESTROY (ev_io *w)
		915	CODE:
		916	STOP (io, w);
		917	e_destroy (w);
		918
		919	void set (ev_io *w, SV *fh, int events)
		920	CODE:
		921	{
		922	int fd = s_fileno (fh, events & EV_WRITE);
		923	CHECK_FD (fh, fd);
		924
		925	sv_setsv (e_fh (w), fh);
		926	RESET (io, w, (w, fd, events));
		927	}
		928
		929	SV *fh (ev_io *w, SV *new_fh = 0)
		930	CODE:
		931	{
558	if (items > 1)	932	if (items > 1)
559	{	933	{
560	if (ev->active) event_del (&ev->ev);	934	int fd = s_fileno (new_fh, w->events & EV_WRITE);
561	ev->timeout = new_timeout;	935	CHECK_FD (new_fh, fd);
562	ev->interval = repeat;	936
563	ev->abstime = 0;	937	RETVAL = e_fh (w);
564	if (ev->active) event_add (&ev->ev, e_tv (ev));	938	e_fh (w) = newSVsv (new_fh);
		939
		940	RESET (io, w, (w, fd, w->events));
565	}	941	}
		942	else
		943	RETVAL = newSVsv (e_fh (w));
		944	}
566	OUTPUT:	945	OUTPUT:
567	RETVAL	946	RETVAL
568		947
569	void timeout_abs (Event ev, double at, double interval = 0.)	948	int events (ev_io *w, int new_events = EV_UNDEF)
570	CODE:	949	CODE:
571	if (ev->active) event_del (&ev->ev);	950	{
572	ev->timeout = at;	951	RETVAL = w->events;
573	ev->interval = interval;
574	ev->abstime = 1;
575	if (ev->active) event_add (&ev->ev, e_tv (ev));
576		952
		953	if (items > 1)
		954	RESET (io, w, (w, w->fd, new_events));
		955	}
		956	OUTPUT:
		957	RETVAL
577		958
578	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	959	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
579		960
580	BOOT:	961	void ev_signal_start (ev_signal *w)
581	{	962	CODE:
582	HV *stash = gv_stashpv ("EV::DNS", 1);	963	START_SIGNAL (w);
583		964
584	static const struct {	965	void ev_signal_stop (ev_signal *w)
585	const char *name;	966	CODE:
586	IV iv;	967	STOP (signal, w);
587	} *civ, const_iv[] = {
588	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
589	const_iv (DNS_, ERR_NONE)
590	const_iv (DNS_, ERR_FORMAT)
591	const_iv (DNS_, ERR_SERVERFAILED)
592	const_iv (DNS_, ERR_NOTEXIST)
593	const_iv (DNS_, ERR_NOTIMPL)
594	const_iv (DNS_, ERR_REFUSED)
595	const_iv (DNS_, ERR_TRUNCATED)
596	const_iv (DNS_, ERR_UNKNOWN)
597	const_iv (DNS_, ERR_TIMEOUT)
598	const_iv (DNS_, ERR_SHUTDOWN)
599	const_iv (DNS_, IPv4_A)
600	const_iv (DNS_, PTR)
601	const_iv (DNS_, IPv6_AAAA)
602	const_iv (DNS_, QUERY_NO_SEARCH)
603	const_iv (DNS_, OPTION_SEARCH)
604	const_iv (DNS_, OPTION_NAMESERVERS)
605	const_iv (DNS_, OPTION_MISC)
606	const_iv (DNS_, OPTIONS_ALL)
607	const_iv (DNS_, NO_SEARCH)
608	};
609		968
610	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	969	void DESTROY (ev_signal *w)
611	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	970	CODE:
612	}	971	STOP (signal, w);
		972	e_destroy (w);
613		973
614	int evdns_init ()	974	void set (ev_signal *w, SV *signal)
		975	CODE:
		976	{
		977	Signal signum = s_signum (signal);
		978	CHECK_SIG (signal, signum);
615		979
616	void evdns_shutdown (int fail_requests = 1)	980	RESET_SIGNAL (w, (w, signum));
		981	}
617		982
618	const char *evdns_err_to_string (int err)	983	int signal (ev_signal *w, SV *new_signal = 0)
		984	CODE:
		985	{
		986	RETVAL = w->signum;
619		987
620	int evdns_nameserver_add (U32 address)	988	if (items > 1)
		989	{
		990	Signal signum = s_signum (new_signal);
		991	CHECK_SIG (new_signal, signum);
621		992
622	int evdns_count_nameservers ()	993	RESET_SIGNAL (w, (w, signum));
		994	}
		995	}
		996	OUTPUT:
		997	RETVAL
623		998
624	int evdns_clear_nameservers_and_suspend ()	999	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
625		1000
626	int evdns_resume ()	1001	void ev_timer_start (ev_timer *w)
		1002	INIT:
		1003	CHECK_REPEAT (w->repeat);
		1004	CODE:
		1005	START (timer, w);
627		1006
628	int evdns_nameserver_ip_add (char *ip_as_string)	1007	void ev_timer_stop (ev_timer *w)
		1008	CODE:
		1009	STOP (timer, w);
629		1010
630	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	1011	void ev_timer_again (ev_timer *w)
631	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	1012	INIT:
632		1013	CHECK_REPEAT (w->repeat);
633	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
634	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
635
636	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
637	ALIAS:
638	evdns_resolve_reverse_ipv6 = 1
639	CODE:	1014	CODE:
640	{	1015	ev_timer_again (e_loop (w), w);
641	STRLEN len;	1016	UNREF (w);
642	char *data = SvPVbyte (addr, len);
643	if (len != (ix ? 16 : 4))
644	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
645		1017
		1018	NV ev_timer_remaining (ev_timer *w)
		1019	C_ARGS: e_loop (w), w
		1020
		1021	void DESTROY (ev_timer *w)
		1022	CODE:
		1023	STOP (timer, w);
		1024	e_destroy (w);
		1025
		1026	void set (ev_timer *w, NV after, NV repeat = 0.)
		1027	INIT:
		1028	CHECK_REPEAT (repeat);
		1029	CODE:
		1030	RESET (timer, w, (w, after, repeat));
		1031
		1032	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		1033
		1034	void ev_periodic_start (ev_periodic *w)
		1035	INIT:
		1036	CHECK_REPEAT (w->interval);
		1037	CODE:
		1038	START (periodic, w);
		1039
		1040	void ev_periodic_stop (ev_periodic *w)
		1041	CODE:
		1042	STOP (periodic, w);
		1043
		1044	void ev_periodic_again (ev_periodic *w)
		1045	CODE:
		1046	ev_periodic_again (e_loop (w), w);
		1047	UNREF (w);
		1048
		1049	void DESTROY (ev_periodic *w)
		1050	CODE:
		1051	STOP (periodic, w);
		1052	e_destroy (w);
		1053
		1054	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		1055	INIT:
		1056	CHECK_REPEAT (interval);
		1057	CODE:
		1058	{
		1059	SvREFCNT_dec (e_fh (w));
		1060	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1061
		1062	RESET (periodic, w, (w, at, interval, e_fh (w) ? e_periodic_cb : 0));
		1063	}
		1064
		1065	NV at (ev_periodic *w)
		1066	CODE:
		1067	RETVAL = ev_periodic_at (w);
		1068	OUTPUT:
		1069	RETVAL
		1070
		1071	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
		1072
		1073	void ev_idle_start (ev_idle *w)
		1074	CODE:
		1075	START (idle, w);
		1076
		1077	void ev_idle_stop (ev_idle *w)
		1078	CODE:
		1079	STOP (idle, w);
		1080
		1081	void DESTROY (ev_idle *w)
		1082	CODE:
		1083	STOP (idle, w);
		1084	e_destroy (w);
		1085
		1086	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1087
		1088	void ev_prepare_start (ev_prepare *w)
		1089	CODE:
		1090	START (prepare, w);
		1091
		1092	void ev_prepare_stop (ev_prepare *w)
		1093	CODE:
		1094	STOP (prepare, w);
		1095
		1096	void DESTROY (ev_prepare *w)
		1097	CODE:
		1098	STOP (prepare, w);
		1099	e_destroy (w);
		1100
		1101	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1102
		1103	void ev_check_start (ev_check *w)
		1104	CODE:
		1105	START (check, w);
		1106
		1107	void ev_check_stop (ev_check *w)
		1108	CODE:
		1109	STOP (check, w);
		1110
		1111	void DESTROY (ev_check *w)
		1112	CODE:
		1113	STOP (check, w);
		1114	e_destroy (w);
		1115
		1116	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1117
		1118	void ev_fork_start (ev_fork *w)
		1119	CODE:
		1120	START (fork, w);
		1121
		1122	void ev_fork_stop (ev_fork *w)
		1123	CODE:
		1124	STOP (fork, w);
		1125
		1126	void DESTROY (ev_fork *w)
		1127	CODE:
		1128	STOP (fork, w);
		1129	e_destroy (w);
		1130
		1131	MODULE = EV PACKAGE = EV::Cleanup PREFIX = ev_cleanup_
		1132
		1133	void ev_cleanup_start (ev_cleanup *w)
		1134	CODE:
		1135	START (cleanup, w);
		1136
		1137	void ev_cleanup_stop (ev_cleanup *w)
		1138	CODE:
		1139	STOP (cleanup, w);
		1140
		1141	void DESTROY (ev_cleanup *w)
		1142	CODE:
		1143	STOP (cleanup, w);
		1144	e_destroy (w);
		1145
		1146	int keepalive (ev_watcher *w, int new_value = 0)
		1147	CODE:
646	RETVAL = ix	1148	RETVAL = 0;
647	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
648	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
649	}
650	OUTPUT:	1149	OUTPUT:
651	RETVAL	1150	RETVAL
652		1151
653	int evdns_set_option (char *option, char *val, int flags)	1152	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
654		1153
655	int evdns_resolv_conf_parse (int flags, const char *filename)	1154	#if EV_CHILD_ENABLE
656		1155
657	#ifdef MS_WINDOWS	1156	void ev_child_start (ev_child *w)
		1157	CODE:
		1158	START (child, w);
658		1159
659	int evdns_config_windows_nameservers ()	1160	void ev_child_stop (ev_child *w)
		1161	CODE:
		1162	STOP (child, w);
		1163
		1164	void DESTROY (ev_child *w)
		1165	CODE:
		1166	STOP (child, w);
		1167	e_destroy (w);
		1168
		1169	void set (ev_child *w, int pid, int trace)
		1170	CODE:
		1171	RESET (child, w, (w, pid, trace));
		1172
		1173	int pid (ev_child *w)
		1174	ALIAS:
		1175	rpid = 1
		1176	rstatus = 2
		1177	CODE:
		1178	RETVAL = ix == 0 ? w->pid
		1179	: ix == 1 ? w->rpid
		1180	: w->rstatus;
		1181	OUTPUT:
		1182	RETVAL
660		1183
661	#endif	1184	#endif
662		1185
663	void evdns_search_clear ()	1186	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
664		1187
665	void evdns_search_add (char *domain)	1188	void ev_stat_start (ev_stat *w)
		1189	CODE:
		1190	START (stat, w);
666		1191
667	void evdns_search_ndots_set (int ndots)	1192	void ev_stat_stop (ev_stat *w)
		1193	CODE:
		1194	STOP (stat, w);
668		1195
		1196	void DESTROY (ev_stat *w)
		1197	CODE:
		1198	STOP (stat, w);
		1199	e_destroy (w);
669		1200
		1201	void set (ev_stat *w, SV *path, NV interval)
		1202	CODE:
		1203	{
		1204	sv_setsv (e_fh (w), path);
		1205	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval));
		1206	}
		1207
		1208	SV *path (ev_stat *w, SV *new_path = 0)
		1209	CODE:
		1210	{
		1211	RETVAL = SvREFCNT_inc (e_fh (w));
		1212
		1213	if (items > 1)
		1214	{
		1215	SvREFCNT_dec (e_fh (w));
		1216	e_fh (w) = newSVsv (new_path);
		1217	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval));
		1218	}
		1219	}
		1220	OUTPUT:
		1221	RETVAL
		1222
		1223	NV interval (ev_stat *w, NV new_interval = 0.)
		1224	CODE:
		1225	{
		1226	RETVAL = w->interval;
		1227
		1228	if (items > 1)
		1229	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), new_interval));
		1230	}
		1231	OUTPUT:
		1232	RETVAL
		1233
		1234	void prev (ev_stat *w)
		1235	ALIAS:
		1236	stat = 1
		1237	attr = 2
		1238	PPCODE:
		1239	{
		1240	ev_statdata *s = ix ? &w->attr : &w->prev;
		1241
		1242	if (ix == 1)
		1243	ev_stat_stat (e_loop (w), w);
		1244	else if (!s->st_nlink)
		1245	errno = ENOENT;
		1246
		1247	PL_statcache.st_dev = s->st_nlink;
		1248	PL_statcache.st_ino = s->st_ino;
		1249	PL_statcache.st_mode = s->st_mode;
		1250	PL_statcache.st_nlink = s->st_nlink;
		1251	PL_statcache.st_uid = s->st_uid;
		1252	PL_statcache.st_gid = s->st_gid;
		1253	PL_statcache.st_rdev = s->st_rdev;
		1254	PL_statcache.st_size = s->st_size;
		1255	PL_statcache.st_atime = s->st_atime;
		1256	PL_statcache.st_mtime = s->st_mtime;
		1257	PL_statcache.st_ctime = s->st_ctime;
		1258
		1259	if (GIMME_V == G_SCALAR)
		1260	XPUSHs (boolSV (s->st_nlink));
		1261	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1262	{
		1263	EXTEND (SP, 13);
		1264	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1265	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1266	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1267	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1268	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1269	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1270	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1271	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1272	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1273	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1274	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1275	PUSHs (sv_2mortal (newSVuv (4096)));
		1276	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1277	}
		1278	}
		1279
		1280	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1281
		1282	void ev_embed_start (ev_embed *w)
		1283	CODE:
		1284	START (embed, w);
		1285
		1286	void ev_embed_stop (ev_embed *w)
		1287	CODE:
		1288	STOP (embed, w);
		1289
		1290	void DESTROY (ev_embed *w)
		1291	CODE:
		1292	STOP (embed, w);
		1293	e_destroy (w);
		1294
		1295	void set (ev_embed *w, struct ev_loop *loop)
		1296	CODE:
		1297	{
		1298	sv_setsv (e_fh (w), ST (1));
		1299	RESET (embed, w, (w, loop));
		1300	}
		1301
		1302	SV *other (ev_embed *w)
		1303	CODE:
		1304	RETVAL = newSVsv (e_fh (w));
		1305	OUTPUT:
		1306	RETVAL
		1307
		1308	void ev_embed_sweep (ev_embed *w)
		1309	C_ARGS: e_loop (w), w
		1310
		1311	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1312
		1313	void ev_async_start (ev_async *w)
		1314	CODE:
		1315	START (async, w);
		1316
		1317	void ev_async_stop (ev_async *w)
		1318	CODE:
		1319	STOP (async, w);
		1320
		1321	void DESTROY (ev_async *w)
		1322	CODE:
		1323	STOP (async, w);
		1324	e_destroy (w);
		1325
		1326	void ev_async_send (ev_async *w)
		1327	C_ARGS: e_loop (w), w
		1328
		1329	SV *ev_async_async_pending (ev_async *w)
		1330	CODE:
		1331	RETVAL = boolSV (ev_async_pending (w));
		1332	OUTPUT:
		1333	RETVAL
		1334
		1335	#ifndef EV_NO_LOOPS
		1336
670	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_	1337	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
671		1338
672	BOOT:	1339	SV *new (SV *klass, unsigned int flags = 0)
		1340	CODE:
673	{	1341	{
674	HV *stash = gv_stashpv ("EV::HTTP", 1);	1342	struct ev_loop *loop = ev_loop_new (flags);
675		1343
676	static const struct {	1344	if (!loop)
677	const char *name;	1345	XSRETURN_UNDEF;
678	IV iv;
679	} *civ, const_iv[] = {
680	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
681	const_iv (HTTP_, OK)
682	const_iv (HTTP_, NOCONTENT)
683	const_iv (HTTP_, MOVEPERM)
684	const_iv (HTTP_, MOVETEMP)
685	const_iv (HTTP_, NOTMODIFIED)
686	const_iv (HTTP_, BADREQUEST)
687	const_iv (HTTP_, NOTFOUND)
688	const_iv (HTTP_, SERVUNAVAIL)
689	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
690	const_iv (EVHTTP_, PROXY_REQUEST)
691	const_iv (EVHTTP_, REQ_GET)
692	const_iv (EVHTTP_, REQ_POST)
693	const_iv (EVHTTP_, REQ_HEAD)
694	const_iv (EVHTTP_, REQUEST)
695	const_iv (EVHTTP_, RESPONSE)
696	};
697		1346
698	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1347	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
699	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
700	}	1348	}
		1349	OUTPUT:
		1350	RETVAL
701		1351
702	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1352	void DESTROY (struct ev_loop *loop)
		1353	CODE:
		1354	/* 1. the default loop shouldn't be freed by destroying it'S pelr loop object */
		1355	/* 2. not doing so helps avoid many global destruction bugs in perl, too */
		1356	if (loop != evapi.default_loop)
		1357	ev_loop_destroy (loop);
703		1358
704	#HttpRequest new (SV *klass, SV *cb)	1359	void ev_loop_fork (struct ev_loop *loop)
705		1360
706	#void DESTROY (struct evhttp_request *req);	1361	NV ev_now (struct ev_loop *loop)
707		1362
		1363	void ev_now_update (struct ev_loop *loop)
708		1364
		1365	void ev_suspend (struct ev_loop *loop)
709		1366
		1367	void ev_resume (struct ev_loop *loop)
710		1368
		1369	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
711		1370
		1371	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
712		1372
		1373	unsigned int ev_backend (struct ev_loop *loop)
713		1374
		1375	void ev_verify (struct ev_loop *loop)
		1376	ALIAS:
		1377	loop_verify = 1
714		1378
		1379	unsigned int ev_iteration (struct ev_loop *loop)
		1380	ALIAS:
		1381	loop_count = 1
		1382
		1383	unsigned int ev_depth (struct ev_loop *loop)
		1384	ALIAS:
		1385	loop_depth = 1
		1386
		1387	void ev_run (struct ev_loop *loop, int flags = 0)
		1388	ALIAS:
		1389	loop = 1
		1390
		1391	void ev_break (struct ev_loop *loop, int how = 1)
		1392	ALIAS:
		1393	unloop = 1
		1394
		1395	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1396
		1397	unsigned int ev_pending_count (struct ev_loop *loop)
		1398
		1399	void ev_invoke_pending (struct ev_loop *loop)
		1400
		1401	#if 0
		1402
		1403	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1404	CODE:
		1405	{
		1406	Signal signum = s_signum (signal);
		1407	CHECK_SIG (signal, signum);
		1408
		1409	ev_feed_signal_event (loop, signum);
		1410	}
		1411
		1412	#endif
		1413
		1414	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
		1415	ALIAS:
		1416	io_ns = 1
		1417	CODE:
		1418	{
		1419	int fd = s_fileno (fh, events & EV_WRITE);
		1420	CHECK_FD (fh, fd);
		1421
		1422	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
		1423	e_fh (RETVAL) = newSVsv (fh);
		1424	ev_io_set (RETVAL, fd, events);
		1425	if (!ix) START (io, RETVAL);
		1426	}
		1427	OUTPUT:
		1428	RETVAL
		1429
		1430	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1431	ALIAS:
		1432	timer_ns = 1
		1433	INIT:
		1434	CHECK_REPEAT (repeat);
		1435	CODE:
		1436	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1437	ev_timer_set (RETVAL, after, repeat);
		1438	if (!ix) START (timer, RETVAL);
		1439	OUTPUT:
		1440	RETVAL
		1441
		1442	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1443	ALIAS:
		1444	periodic_ns = 1
		1445	INIT:
		1446	CHECK_REPEAT (interval);
		1447	CODE:
		1448	{
		1449	ev_periodic *w;
		1450	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1451	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1452	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		1453	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1454	if (!ix) START (periodic, w);
		1455	}
		1456	OUTPUT:
		1457	RETVAL
		1458
		1459	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1460	ALIAS:
		1461	signal_ns = 1
		1462	CODE:
		1463	{
		1464	Signal signum = s_signum (signal);
		1465	CHECK_SIG (signal, signum);
		1466
		1467	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1468	ev_signal_set (RETVAL, signum);
		1469	if (!ix) START_SIGNAL (RETVAL);
		1470	}
		1471	OUTPUT:
		1472	RETVAL
		1473
		1474	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1475	ALIAS:
		1476	idle_ns = 1
		1477	CODE:
		1478	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1479	ev_idle_set (RETVAL);
		1480	if (!ix) START (idle, RETVAL);
		1481	OUTPUT:
		1482	RETVAL
		1483
		1484	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1485	ALIAS:
		1486	prepare_ns = 1
		1487	CODE:
		1488	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1489	ev_prepare_set (RETVAL);
		1490	if (!ix) START (prepare, RETVAL);
		1491	OUTPUT:
		1492	RETVAL
		1493
		1494	ev_check *check (struct ev_loop *loop, SV *cb)
		1495	ALIAS:
		1496	check_ns = 1
		1497	CODE:
		1498	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1499	ev_check_set (RETVAL);
		1500	if (!ix) START (check, RETVAL);
		1501	OUTPUT:
		1502	RETVAL
		1503
		1504	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1505	ALIAS:
		1506	fork_ns = 1
		1507	CODE:
		1508	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1509	ev_fork_set (RETVAL);
		1510	if (!ix) START (fork, RETVAL);
		1511	OUTPUT:
		1512	RETVAL
		1513
		1514	ev_cleanup *cleanup (struct ev_loop *loop, SV *cb)
		1515	ALIAS:
		1516	cleanup_ns = 1
		1517	CODE:
		1518	RETVAL = e_new (sizeof (ev_cleanup), cb, ST (0));
		1519	ev_cleanup_set (RETVAL);
		1520	if (!ix) START (cleanup, RETVAL);
		1521	OUTPUT:
		1522	RETVAL
		1523
		1524	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1525	ALIAS:
		1526	child_ns = 1
		1527	CODE:
		1528	#if EV_CHILD_ENABLE
		1529	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1530	ev_child_set (RETVAL, pid, trace);
		1531	if (!ix) START (child, RETVAL);
		1532	#else
		1533	croak ("EV::child watchers not supported on this platform");
		1534	#endif
		1535	OUTPUT:
		1536	RETVAL
		1537
		1538	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1539	ALIAS:
		1540	stat_ns = 1
		1541	CODE:
		1542	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1543	e_fh (RETVAL) = newSVsv (path);
		1544	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
		1545	if (!ix) START (stat, RETVAL);
		1546	OUTPUT:
		1547	RETVAL
		1548
		1549	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1550	ALIAS:
		1551	embed_ns = 1
		1552	CODE:
		1553	{
		1554	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1555	croak ("passed loop is not embeddable via EV::embed,");
		1556
		1557	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1558	e_fh (RETVAL) = newSVsv (ST (1));
		1559	ev_embed_set (RETVAL, other);
		1560	if (!ix) START (embed, RETVAL);
		1561	}
		1562	OUTPUT:
		1563	RETVAL
		1564
		1565	ev_async *async (struct ev_loop *loop, SV *cb)
		1566	ALIAS:
		1567	async_ns = 1
		1568	CODE:
		1569	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1570	ev_async_set (RETVAL);
		1571	if (!ix) START (async, RETVAL);
		1572	OUTPUT:
		1573	RETVAL
		1574
		1575	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1576	CODE:
		1577	ev_once (
		1578	loop,
		1579	s_fileno (fh, events & EV_WRITE), events,
		1580	SvOK (timeout) ? SvNV (timeout) : -1.,
		1581	e_once_cb,
		1582	newSVsv (cb)
		1583	);
		1584
		1585	#endif
		1586

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