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Comparing EV/EV.xs (file contents):
Revision 1.10 by root, Mon Oct 29 07:56:03 2007 UTC vs.
Revision 1.177 by root, Wed Jan 22 02:10:13 2020 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
13	/* workaround for evhttp.h requiring obscure bsd headers */
14	#ifndef TAILQ_ENTRY
15	#define TAILQ_ENTRY(type) \
16	struct { \
17	struct type *tqe_next; /* next element */ \
18	struct type **tqe_prev; /* address of previous next element */ \
19	}
20	#endif /* !TAILQ_ENTRY */
21	#include <evhttp.h>
22
23	#define EV_NONE 0	29	#define EV_STANDALONE 1
24	#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 "../libev/ev.h"
		35	#define EV_CONFIG_H error
		36	#include "EV/EVAPI.h"
25		37
26	#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"
27		46
28	typedef struct event_base *Base;	47	#if !defined _WIN32 && !defined __minix && !EV_NO_ATFORK
		48	# include <pthread.h>
		49	#endif
		50
		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
		56
		57	#define WFLAG_KEEPALIVE 1
		58	#define WFLAG_UNREFED 2 /* has been unref'ed */
		59
		60	#define UNREF(w) \
		61	if (!(e_flags (w) & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
		62	&& ev_is_active (w)) \
		63	{ \
		64	ev_unref (e_loop (w)); \
		65	e_flags (w) |= WFLAG_UNREFED; \
		66	}
		67
		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
29	typedef int Signal;	95	typedef int Signal;
30		96
31	static HV *stash_base, *stash_event;	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)
32		105
33	static double tv_get (struct timeval *tv)	106	#define START_SIGNAL(w) \
34	{	107	do { \
35	return tv->tv_sec + tv->tv_usec * 1e-6;	108	CHECK_SIGNAL_CAN_START (w); \
36	}	109	START (signal, w); \
		110	} while (0) \
37		111
38	static void tv_set (struct timeval *tv, double val)	112	#define RESET_SIGNAL(w,seta) \
39	{	113	do { \
40	tv->tv_sec = (long)val;	114	int active = ev_is_active (w); \
41	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);	115	if (active) STOP (signal, w); \
		116	ev_ ## signal ## _set seta; \
		117	if (active) START_SIGNAL (w); \
		118	} while (0)
42		119
43	}	120	static SV *default_loop_sv;
44		121
45	static int	122	static struct EVAPI evapi;
46	sv_signum (SV *sig)
47	{
48	int signum;
49		123
50	if (SvIV (sig) > 0)	124	static HV
51	return SvIV (sig);	125	*stash_loop,
52		126	*stash_watcher,
53	for (signum = 1; signum < SIG_SIZE; ++signum)	127	*stash_io,
54	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))	128	*stash_timer,
55	return signum;	129	*stash_periodic,
56		130	*stash_signal,
57	return -1;	131	*stash_child,
58	}	132	*stash_stat,
		133	*stash_idle,
		134	*stash_prepare,
		135	*stash_check,
		136	*stash_embed,
		137	*stash_fork,
		138	*stash_cleanup,
		139	*stash_async;
59		140
60	/////////////////////////////////////////////////////////////////////////////	141	/////////////////////////////////////////////////////////////////////////////
61	// Event	142	// Event
62		143
63	typedef struct ev {	144	static void e_cb (EV_P_ ev_watcher *w, int revents);
64	struct event ev;
65	SV *cb, *fh;
66	SV *self; /* contains this struct */
67	double timeout;
68	double interval;
69	unsigned char active;
70	unsigned char abstime;
71	} *Event;
72		145
73	static double	146	static void *
74	e_now ()	147	e_new (int size, SV *cb_sv, SV *loop)
75	{	148	{
76	struct timeval tv;	149	SV *cv = cb_sv ? s_get_cv_croak (cb_sv) : 0;
77	gettimeofday (&tv, 0);	150	ev_watcher *w;
78
79	return tv_get (&tv);
80	}
81
82	static void e_cb (int fd, short events, void *arg);
83
84	static int sv_fileno (SV *fh)
85	{
86	SvGETMAGIC (fh);
87
88	if (SvROK (fh))
89	fh = SvRV (fh);
90
91	if (SvTYPE (fh) == SVt_PVGV)
92	return PerlIO_fileno (IoIFP (sv_2io (fh)));
93
94	if (SvIOK (fh))
95	return SvIV (fh);
96
97	return -1;
98	}
99
100	static Event
101	e_new (SV *fh, short events, SV *cb)
102	{
103	int fd = sv_fileno (fh);
104	Event ev;
105	SV *self = NEWSV (0, sizeof (struct ev));	151	SV *self = NEWSV (0, size);
106	SvPOK_only (self);	152	SvPOK_only (self);
107	SvCUR_set (self, sizeof (struct ev));	153	SvCUR_set (self, size);
108		154
109	ev = (Event)SvPVX (self);	155	w = (ev_watcher *)SvPVX (self);
110		156
111	ev->fh = newSVsv (fh);	157	ev_init (w, cv ? e_cb : 0);
112	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);
113	ev->self = self;	164	w->self = self;
114	ev->timeout = TIMEOUT_NONE;
115	ev->interval = 0.;
116	ev->abstime = 0;
117	ev->active = 0;
118		165
119	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	166	return (void *)w;
120
121	return ev;
122	}	167	}
123		168
124	static struct timeval *	169	static void
125	e_tv (Event ev)	170	e_destroy (void *w_)
126	{	171	{
127	static struct timeval tv;	172	ev_watcher *w = (ev_watcher *)w_;
128	double to = ev->timeout;
129		173
130	if (to == TIMEOUT_NONE)	174	SvREFCNT_dec (w->loop ); w->loop = 0;
131	return 0;	175	SvREFCNT_dec (w->fh ); w->fh = 0;
132		176	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
133	if (ev->abstime)	177	SvREFCNT_dec (w->data ); w->data = 0;
134	{
135	double now = e_now ();
136
137	if (ev->interval)
138	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
139
140	to -= now;
141	}
142	else if (to < 0.)
143	to = 0.;
144
145	tv_set (&tv, to);
146
147	return &tv;
148	}	178	}
149		179
150	static SV *e_self (Event ev)	180	static SV *
		181	e_bless (ev_watcher *w, HV *stash)
151	{	182	{
152	SV *rv;	183	SV *rv;
153		184
154	if (SvOBJECT (ev->self))	185	if (SvOBJECT (w->self))
155	rv = newRV_inc (ev->self);	186	rv = newRV_inc (w->self);
156	else	187	else
157	{	188	{
158	rv = newRV_noinc (ev->self);	189	rv = newRV_noinc (w->self);
159	sv_bless (rv, stash_event);	190	sv_bless (rv, stash);
160	SvREADONLY_on (ev->self);	191	SvREADONLY_on (w->self);
161	}	192	}
162		193
163	return rv;	194	return rv;
164	}	195	}
165		196
166	static int	197	static SV *sv_self_cache, *sv_events_cache;
167	e_start (Event ev)
168	{
169	if (ev->active) event_del (&ev->ev);
170	ev->active = 1;
171	return event_add (&ev->ev, e_tv (ev));
172	}
173
174	static int e_stop (Event ev)
175	{
176	return ev->active
177	? (ev->active = 0), event_del (&ev->ev)
178	: 0;
179	}
180		198
181	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 (ecb_expect_false (w->e_flags & WFLAG_UNREFED)
		208	&& !ev_is_active (w))
		209	REF (w);
		210
		211	if (ecb_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 (ecb_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 (ecb_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 (ecb_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 (ecb_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
182	e_cb (int fd, short events, void *arg)	269	e_once_cb (int revents, void *arg)
183	{	270	{
184	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;
185	dSP;	313	dSP;
186		314
187	ENTER;	315	ENTER;
188	SAVETMPS;	316	SAVETMPS;
189		317
190	if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))
191	ev->active = 0;
192
193	PUSHMARK (SP);	318	PUSHMARK (SP);
194	EXTEND (SP, 2);	319	EXTEND (SP, 2);
195	PUSHs (sv_2mortal (e_self (ev)));	320	PUSHs (newRV_inc (e_self (w))); /* e_self (w) MUST be blessed by now */
196	PUSHs (sv_2mortal (newSViv (events)));	321	PUSHs (newSVnv (now));
		322
197	PUTBACK;	323	PUTBACK;
198	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	324	count = call_sv (w->fh, G_SCALAR | G_EVAL);
199		325	SPAGAIN;
200	if (ev->interval && !ev->active)
201	e_start (ev);
202
203	FREETMPS;
204		326
205	if (SvTRUE (ERRSV))	327	if (SvTRUE (ERRSV))
206	{	328	{
207	PUSHMARK (SP);	329	PUSHMARK (SP);
208	PUTBACK;	330	PUTBACK;
209	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);	331	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		332	SPAGAIN;
210	}	333	}
211		334
		335	if (count > 0)
		336	{
		337	retval = SvNV (TOPs);
		338
		339	if (retval < now)
		340	retval = now;
		341	}
		342	else
		343	retval = now;
		344
		345	FREETMPS;
212	LEAVE;	346	LEAVE;
213	}
214		347
215	/////////////////////////////////////////////////////////////////////////////	348	return retval;
216	// 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));
217		359
218	static void	360	static void
219	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)	361	default_fork (void)
220	{	362	{
221	dSP;	363	ev_loop_fork (EV_DEFAULT_UC);
222	SV *cb = (SV *)arg;
223
224	ENTER;
225	SAVETMPS;
226	PUSHMARK (SP);
227	EXTEND (SP, count + 3);
228	PUSHs (sv_2mortal (newSViv (result)));
229
230	if (result == DNS_ERR_NONE && ttl >= 0)
231	{
232	int i;
233
234	PUSHs (sv_2mortal (newSViv (type)));
235	PUSHs (sv_2mortal (newSViv (ttl)));
236
237	for (i = 0; i < count; ++i)
238	switch (type)
239	{
240	case DNS_IPv6_AAAA:
241	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
242	break;
243	case DNS_IPv4_A:
244	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
245	break;
246	case DNS_PTR:
247	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
248	break;
249	}
250	}
251
252	PUTBACK;
253	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
254
255	FREETMPS;
256
257	if (SvTRUE (ERRSV))
258	{
259	PUSHMARK (SP);
260	PUTBACK;
261	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
262	}
263
264	LEAVE;
265	}	364	}
266		365
267	/////////////////////////////////////////////////////////////////////////////	366	/////////////////////////////////////////////////////////////////////////////
268	// XS interface functions	367	// XS interface functions
269		368
270	MODULE = EV PACKAGE = EV PREFIX = event_	369	MODULE = EV PACKAGE = EV PREFIX = ev_
		370
		371	PROTOTYPES: ENABLE
271		372
272	BOOT:	373	BOOT:
273	{	374	{
274	int i;
275	HV *stash = gv_stashpv ("EV", 1);	375	HV *stash = gv_stashpv ("EV", 1);
276		376
277	static const struct {	377	static const struct {
278	const char *name;	378	const char *name;
279	IV iv;	379	IV iv;
280	} *civ, const_iv[] = {	380	} *civ, const_iv[] = {
281	# 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)
282	const_iv (EV_, NONE)	386	const_iv (EV_, NONE)
283	const_iv (EV_, TIMEOUT)
284	const_iv (EV_, READ)	387	const_iv (EV_, READ)
285	const_iv (EV_, WRITE)	388	const_iv (EV_, WRITE)
		389	const_iv (EV_, IO)
		390	const_iv (EV_, TIMER)
		391	const_iv (EV_, PERIODIC)
286	const_iv (EV_, SIGNAL)	392	const_iv (EV_, SIGNAL)
		393	const_iv (EV_, CHILD)
287	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)
288	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)
289	const_iv (EV, LOOP_NONBLOCK)	431	const_iv (EV, LOOP_NONBLOCK)
290	const_iv (EV, BUFFER_READ)	432	const_iv (EV, LOOP_ONESHOT)
291	const_iv (EV, BUFFER_WRITE)	433	const_iv (EV, UNLOOP_CANCEL)
292	const_iv (EV, BUFFER_EOF)	434	const_iv (EV, UNLOOP_ONE)
293	const_iv (EV, BUFFER_ERROR)	435	const_iv (EV, UNLOOP_ALL)
294	const_iv (EV, BUFFER_TIMEOUT)	436	#endif
295	};	437	};
296		438
297	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--)
298	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	440	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
299		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);
300	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);
301	stash_event = gv_stashpv ("EV::Event", 1);	462	stash_embed = gv_stashpv ("EV::Embed" , 1);
302	}	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);
303		467
304	double now ()	468	{
305	CODE:	469	SV *sv = perl_get_sv ("EV::API", TRUE);
306	RETVAL = e_now ();	470	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
307	OUTPUT:
308	RETVAL
309		471
310	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 ()
311	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:
312	method = 1	625	loop_depth = 1
313	CODE:	626	C_ARGS: evapi.default_loop
314	RETVAL = ix ? event_get_method () : event_get_version ();
315	OUTPUT:
316	RETVAL
317		627
318	Base event_init ()	628	void ev_set_io_collect_interval (NV interval)
		629	C_ARGS: evapi.default_loop, interval
319		630
320	int event_priority_init (int npri)	631	void ev_set_timeout_collect_interval (NV interval)
		632	C_ARGS: evapi.default_loop, interval
321		633
322	int event_dispatch ()
323
324	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
325		638
326	int event_loopexit (double after = 0)	639	void ev_break (int how = EVBREAK_ONE)
327	CODE:	640	ALIAS:
328	{	641	unloop = 1
329	struct timeval tv;	642	C_ARGS: evapi.default_loop, how
330	tv_set (&tv, after);
331	event_loopexit (&tv);
332	}
333		643
334	Event event (SV *cb)	644	void ev_feed_fd_event (int fd, int revents = EV_NONE)
335	CODE:	645	C_ARGS: evapi.default_loop, fd, revents
336	RETVAL = e_new (NEWSV (0, 0), 0, cb);
337	OUTPUT:
338	RETVAL
339		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
340	Event io (SV *fh, short events, SV *cb)	662	ev_io *io (SV *fh, int events, SV *cb)
341	ALIAS:	663	ALIAS:
342	io_ns = 1	664	io_ns = 1
		665	_ae_io = 2
343	CODE:	666	CODE:
344	RETVAL = e_new (fh, events, cb);
345	if (!ix) e_start (RETVAL);
346	OUTPUT:
347	RETVAL
348
349	Event timed_io (SV *fh, short events, double timeout, SV *cb)
350	ALIAS:
351	timed_io_ns = 1
352	CODE:
353	{	667	{
354	events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;	668	int fd = s_fileno (fh, events & EV_WRITE);
		669	CHECK_FD (fh, fd);
355		670
356	RETVAL = e_new (fh, events, cb);	671	if (ix == 2)
357		672	{
358	if (timeout)	673	ix = 0;
359	{	674	events = events ? EV_WRITE : EV_READ;
360	RETVAL->timeout = timeout;
361	RETVAL->interval = 1;
362	}	675	}
363		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);
364	if (!ix) e_start (RETVAL);	680	if (!ix) START (io, RETVAL);
365	}	681	}
366	OUTPUT:	682	OUTPUT:
367	RETVAL	683	RETVAL
368		684
369	Event timer (double after, int repeat, SV *cb)	685	ev_timer *timer (NV after, NV repeat, SV *cb)
370	ALIAS:	686	ALIAS:
371	timer_ns = 1	687	timer_ns = 1
		688	INIT:
		689	CHECK_REPEAT (repeat);
372	CODE:	690	CODE:
373	RETVAL = e_new (NEWSV (0, 0), 0, cb);	691	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
374	RETVAL->timeout = after;	692	ev_timer_set (RETVAL, after, repeat);
375	RETVAL->interval = repeat;	693	if (!ix) START (timer, RETVAL);
376	if (!ix) e_start (RETVAL);
377	OUTPUT:	694	OUTPUT:
378	RETVAL	695	RETVAL
379		696
380	Event timer_abs (double at, double interval, SV *cb)	697	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
381	ALIAS:	698	ALIAS:
382	timer_abs_ns = 1	699	periodic_ns = 1
		700	INIT:
		701	CHECK_REPEAT (interval);
383	CODE:	702	CODE:
384	RETVAL = e_new (NEWSV (0, 0), 0, cb);	703	{
385	RETVAL->timeout = at;	704	ev_periodic *w;
386	RETVAL->interval = interval;	705	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
387	RETVAL->abstime = 1;	706	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
388	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	}
389	OUTPUT:	711	OUTPUT:
390	RETVAL	712	RETVAL
391		713
392	Event signal (Signal signum, SV *cb)	714	ev_signal *signal (SV *signal, SV *cb)
393	ALIAS:	715	ALIAS:
394	signal_ns = 1	716	signal_ns = 1
395	CODE:	717	CODE:
396	RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb);	718	{
397	RETVAL->ev.ev_fd = signum;	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);
398	if (!ix) e_start (RETVAL);	806	if (!ix) START (stat, RETVAL);
399	OUTPUT:	807	OUTPUT:
400	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	);
401		849
402	PROTOTYPES: DISABLE	850	PROTOTYPES: DISABLE
403		851
404
405	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
406
407	Base new ()
408	CODE:
409	RETVAL = event_init ();
410	OUTPUT:
411	RETVAL
412
413	int event_base_dispatch (Base base)
414
415	int event_base_loop (Base base, int flags = 0)
416
417	int event_base_loopexit (Base base, double after)
418	CODE:
419	{
420	struct timeval tv;
421	tv.tv_sec = (long)after;
422	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
423	event_base_loopexit (base, &tv);
424	}
425
426	int event_base_priority_init (Base base, int npri)
427
428	void event_base_set (Base base, Event ev)
429	C_ARGS: base, &ev->ev
430
431	void DESTROY (Base base)
432	CODE:
433	/*event_base_free (base);*/ /* causes too many problems */
434
435
436	MODULE = EV PACKAGE = EV::Event PREFIX = event_	852	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
437		853
438	int event_priority_set (Event ev, int pri)	854	int ev_is_active (ev_watcher *w)
439	C_ARGS: &ev->ev, pri
440		855
441	int event_add (Event ev, double timeout = TIMEOUT_NONE)	856	int ev_is_pending (ev_watcher *w)
442	CODE:
443	ev->timeout = timeout;
444	ev->abstime = 0;
445	RETVAL = e_start (ev);
446	OUTPUT:
447	RETVAL
448		857
449	int event_start (Event ev)	858	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
450	CODE:	859	C_ARGS: e_loop (w), w, revents
451	RETVAL = e_start (ev);
452	OUTPUT:
453	RETVAL
454		860
455	int event_del (Event ev)	861	int ev_clear_pending (ev_watcher *w)
456	ALIAS:	862	C_ARGS: e_loop (w), w
457	stop = 0
458	CODE:
459	RETVAL = e_stop (ev);
460	OUTPUT:
461	RETVAL
462		863
463	void DESTROY (Event ev)	864	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
464	CODE:	865	C_ARGS: e_loop (w), w, revents
465	e_stop (ev);
466	SvREFCNT_dec (ev->cb);
467	SvREFCNT_dec (ev->fh);
468		866
		867	int keepalive (ev_watcher *w, int new_value = 0)
		868	CODE:
		869	{
		870	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		871	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		872
		873	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		874	{
		875	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		876	REF (w);
		877	UNREF (w);
		878	}
		879	}
		880	OUTPUT:
		881	RETVAL
		882
469	SV *cb (Event ev, SV *new_cb = 0)	883	SV *cb (ev_watcher *w, SV *new_cb = 0)
470	CODE:	884	CODE:
471	RETVAL = newSVsv (ev->cb);	885	{
472	if (items > 1)
473	sv_setsv (ev->cb, new_cb);
474	OUTPUT:
475	RETVAL
476
477	SV *fh (Event ev, SV *new_fh = 0)
478	CODE:
479	RETVAL = newSVsv (ev->fh);
480	if (items > 1)	886	if (items > 1)
481	{	887	{
482	if (ev->active) event_del (&ev->ev);	888	new_cb = s_get_cv_croak (new_cb);
483	sv_setsv (ev->fh, new_fh);	889	RETVAL = newRV_noinc (w->cb_sv);
484	ev->ev.ev_fd = sv_fileno (ev->fh);	890	w->cb_sv = SvREFCNT_inc (new_cb);
485	ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
486	if (ev->active) event_add (&ev->ev, e_tv (ev));
487	}	891	}
		892	else
		893	RETVAL = newRV_inc (w->cb_sv);
		894	}
488	OUTPUT:	895	OUTPUT:
489	RETVAL	896	RETVAL
490		897
491	SV *signal (Event ev, SV *new_signal = 0)	898	SV *data (ev_watcher *w, SV *new_data = 0)
492	CODE:	899	CODE:
493	{	900	{
494	Signal signum;	901	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
495
496	if (items > 1)
497	signum = sv_signum (new_signal); /* may croak here */
498
499	RETVAL = newSVsv (ev->fh);
500		902
501	if (items > 1)	903	if (items > 1)
502	{	904	{
503	if (ev->active) event_del (&ev->ev);	905	SvREFCNT_dec (w->data);
504	sv_setsv (ev->fh, new_signal);	906	w->data = newSVsv (new_data);
505	ev->ev.ev_fd = signum;
506	ev->ev.ev_events |= EV_SIGNAL;
507	if (ev->active) event_add (&ev->ev, e_tv (ev));
508	}	907	}
509	}	908	}
510	OUTPUT:	909	OUTPUT:
511	RETVAL	910	RETVAL
512		911
513	short events (Event ev, short new_events = EV_UNDEF)	912	SV *loop (ev_watcher *w)
514	CODE:	913	CODE:
515	RETVAL = ev->ev.ev_events;	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
516	if (items > 1)	923	if (items > 1)
517	{	924	{
518	if (ev->active) event_del (&ev->ev);	925	int active = ev_is_active (w);
519	ev->ev.ev_events = new_events;	926
520	if (ev->active) event_add (&ev->ev, e_tv (ev));	927	if (active)
		928	{
		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	}
521	}	945	}
		946	}
522	OUTPUT:	947	OUTPUT:
523	RETVAL	948	RETVAL
524		949
525	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	950	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
		951
		952	void ev_io_start (ev_io *w)
526	CODE:	953	CODE:
527	RETVAL = ev->timeout;	954	START (io, w);
		955
		956	void ev_io_stop (ev_io *w)
		957	CODE:
		958	STOP (io, w);
		959
		960	void DESTROY (ev_io *w)
		961	CODE:
		962	STOP (io, w);
		963	e_destroy (w);
		964
		965	void set (ev_io *w, SV *fh, int events)
		966	CODE:
		967	{
		968	int fd = s_fileno (fh, events & EV_WRITE);
		969	CHECK_FD (fh, fd);
		970
		971	sv_setsv (e_fh (w), fh);
		972	RESET (io, w, (w, fd, events));
		973	}
		974
		975	SV *fh (ev_io *w, SV *new_fh = 0)
		976	CODE:
		977	{
528	if (items > 1)	978	if (items > 1)
529	{	979	{
530	if (ev->active) event_del (&ev->ev);	980	int fd = s_fileno (new_fh, w->events & EV_WRITE);
531	ev->timeout = new_timeout;	981	CHECK_FD (new_fh, fd);
532	ev->interval = repeat;	982
533	ev->abstime = 0;	983	RETVAL = e_fh (w);
534	if (ev->active) event_add (&ev->ev, e_tv (ev));	984	e_fh (w) = newSVsv (new_fh);
		985
		986	RESET (io, w, (w, fd, w->events));
535	}	987	}
		988	else
		989	RETVAL = newSVsv (e_fh (w));
		990	}
536	OUTPUT:	991	OUTPUT:
537	RETVAL	992	RETVAL
538		993
539	void timeout_abs (Event ev, double at, double interval = 0.)	994	int events (ev_io *w, int new_events = EV_UNDEF)
540	CODE:	995	CODE:
541	if (ev->active) event_del (&ev->ev);	996	{
542	ev->timeout = at;	997	RETVAL = w->events;
543	ev->interval = interval;
544	ev->abstime = 1;
545	if (ev->active) event_add (&ev->ev, e_tv (ev));
546		998
		999	if (items > 1)
		1000	{
		1001	int active = ev_is_active (w);
		1002	if (active) STOP (io, w);
		1003	ev_io_modify (w, new_events);
		1004	if (active) START (io, w);
		1005	}
		1006	}
		1007	OUTPUT:
		1008	RETVAL
547		1009
548	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	1010	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
549		1011
550	BOOT:	1012	void ev_signal_start (ev_signal *w)
551	{	1013	CODE:
552	HV *stash = gv_stashpv ("EV::DNS", 1);	1014	START_SIGNAL (w);
553		1015
554	static const struct {	1016	void ev_signal_stop (ev_signal *w)
555	const char *name;	1017	CODE:
556	IV iv;	1018	STOP (signal, w);
557	} *civ, const_iv[] = {
558	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
559	const_iv (DNS_, ERR_NONE)
560	const_iv (DNS_, ERR_FORMAT)
561	const_iv (DNS_, ERR_SERVERFAILED)
562	const_iv (DNS_, ERR_NOTEXIST)
563	const_iv (DNS_, ERR_NOTIMPL)
564	const_iv (DNS_, ERR_REFUSED)
565	const_iv (DNS_, ERR_TRUNCATED)
566	const_iv (DNS_, ERR_UNKNOWN)
567	const_iv (DNS_, ERR_TIMEOUT)
568	const_iv (DNS_, ERR_SHUTDOWN)
569	const_iv (DNS_, IPv4_A)
570	const_iv (DNS_, PTR)
571	const_iv (DNS_, IPv6_AAAA)
572	const_iv (DNS_, QUERY_NO_SEARCH)
573	const_iv (DNS_, OPTION_SEARCH)
574	const_iv (DNS_, OPTION_NAMESERVERS)
575	const_iv (DNS_, OPTION_MISC)
576	const_iv (DNS_, OPTIONS_ALL)
577	const_iv (DNS_, NO_SEARCH)
578	};
579		1019
580	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1020	void DESTROY (ev_signal *w)
581	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1021	CODE:
582	}	1022	STOP (signal, w);
		1023	e_destroy (w);
583		1024
584	int evdns_init ()	1025	void set (ev_signal *w, SV *signal)
		1026	CODE:
		1027	{
		1028	Signal signum = s_signum (signal);
		1029	CHECK_SIG (signal, signum);
585		1030
586	void evdns_shutdown (int fail_requests = 1)	1031	RESET_SIGNAL (w, (w, signum));
		1032	}
587		1033
588	const char *evdns_err_to_string (int err)	1034	int signal (ev_signal *w, SV *new_signal = 0)
		1035	CODE:
		1036	{
		1037	RETVAL = w->signum;
589		1038
590	int evdns_nameserver_add (U32 address)	1039	if (items > 1)
		1040	{
		1041	Signal signum = s_signum (new_signal);
		1042	CHECK_SIG (new_signal, signum);
591		1043
592	int evdns_count_nameservers ()	1044	RESET_SIGNAL (w, (w, signum));
		1045	}
		1046	}
		1047	OUTPUT:
		1048	RETVAL
593		1049
594	int evdns_clear_nameservers_and_suspend ()	1050	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
595		1051
596	int evdns_resume ()	1052	void ev_timer_start (ev_timer *w)
		1053	INIT:
		1054	CHECK_REPEAT (w->repeat);
		1055	CODE:
		1056	START (timer, w);
597		1057
598	int evdns_nameserver_ip_add (char *ip_as_string)	1058	void ev_timer_stop (ev_timer *w)
		1059	CODE:
		1060	STOP (timer, w);
599		1061
600	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	1062	void ev_timer_again (ev_timer *w, NV repeat = NO_INIT)
601	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
602
603	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
604	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
605
606	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
607	ALIAS:
608	evdns_resolve_reverse_ipv6 = 1
609	CODE:	1063	CODE:
610	{	1064	if (items > 1)
611	STRLEN len;	1065	w->repeat = repeat;
612	char *data = SvPVbyte (addr, len);	1066	CHECK_REPEAT (w->repeat);
613	if (len != (ix ? 16 : 4))	1067	ev_timer_again (e_loop (w), w);
614	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");	1068	UNREF (w);
615		1069
		1070	NV ev_timer_remaining (ev_timer *w)
		1071	C_ARGS: e_loop (w), w
		1072
		1073	void DESTROY (ev_timer *w)
		1074	CODE:
		1075	STOP (timer, w);
		1076	e_destroy (w);
		1077
		1078	void set (ev_timer *w, NV after, NV repeat = 0.)
		1079	INIT:
		1080	CHECK_REPEAT (repeat);
		1081	CODE:
		1082	RESET (timer, w, (w, after, repeat));
		1083
		1084	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		1085
		1086	void ev_periodic_start (ev_periodic *w)
		1087	INIT:
		1088	CHECK_REPEAT (w->interval);
		1089	CODE:
		1090	START (periodic, w);
		1091
		1092	void ev_periodic_stop (ev_periodic *w)
		1093	CODE:
		1094	STOP (periodic, w);
		1095
		1096	void ev_periodic_again (ev_periodic *w)
		1097	CODE:
		1098	ev_periodic_again (e_loop (w), w);
		1099	UNREF (w);
		1100
		1101	void DESTROY (ev_periodic *w)
		1102	CODE:
		1103	STOP (periodic, w);
		1104	e_destroy (w);
		1105
		1106	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		1107	INIT:
		1108	CHECK_REPEAT (interval);
		1109	CODE:
		1110	{
		1111	SvREFCNT_dec (e_fh (w));
		1112	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1113
		1114	RESET (periodic, w, (w, at, interval, e_fh (w) ? e_periodic_cb : 0));
		1115	}
		1116
		1117	NV at (ev_periodic *w)
		1118	CODE:
		1119	RETVAL = ev_periodic_at (w);
		1120	OUTPUT:
		1121	RETVAL
		1122
		1123	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
		1124
		1125	void ev_idle_start (ev_idle *w)
		1126	CODE:
		1127	START (idle, w);
		1128
		1129	void ev_idle_stop (ev_idle *w)
		1130	CODE:
		1131	STOP (idle, w);
		1132
		1133	void DESTROY (ev_idle *w)
		1134	CODE:
		1135	STOP (idle, w);
		1136	e_destroy (w);
		1137
		1138	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1139
		1140	void ev_prepare_start (ev_prepare *w)
		1141	CODE:
		1142	START (prepare, w);
		1143
		1144	void ev_prepare_stop (ev_prepare *w)
		1145	CODE:
		1146	STOP (prepare, w);
		1147
		1148	void DESTROY (ev_prepare *w)
		1149	CODE:
		1150	STOP (prepare, w);
		1151	e_destroy (w);
		1152
		1153	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1154
		1155	void ev_check_start (ev_check *w)
		1156	CODE:
		1157	START (check, w);
		1158
		1159	void ev_check_stop (ev_check *w)
		1160	CODE:
		1161	STOP (check, w);
		1162
		1163	void DESTROY (ev_check *w)
		1164	CODE:
		1165	STOP (check, w);
		1166	e_destroy (w);
		1167
		1168	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1169
		1170	void ev_fork_start (ev_fork *w)
		1171	CODE:
		1172	START (fork, w);
		1173
		1174	void ev_fork_stop (ev_fork *w)
		1175	CODE:
		1176	STOP (fork, w);
		1177
		1178	void DESTROY (ev_fork *w)
		1179	CODE:
		1180	STOP (fork, w);
		1181	e_destroy (w);
		1182
		1183	#if CLEANUP_ENABLED
		1184
		1185	MODULE = EV PACKAGE = EV::Cleanup PREFIX = ev_cleanup_
		1186
		1187	void ev_cleanup_start (ev_cleanup *w)
		1188	CODE:
		1189	START (cleanup, w);
		1190
		1191	void ev_cleanup_stop (ev_cleanup *w)
		1192	CODE:
		1193	STOP (cleanup, w);
		1194
		1195	void DESTROY (ev_cleanup *w)
		1196	CODE:
		1197	STOP (cleanup, w);
		1198	SvREFCNT_inc (w->loop); /* has been dec'ed on creation */
		1199	e_destroy (w);
		1200
		1201	int keepalive (ev_watcher *w, SV *new_value = 0)
		1202	CODE:
616	RETVAL = ix	1203	RETVAL = 1;
617	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
618	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
619	}
620	OUTPUT:	1204	OUTPUT:
621	RETVAL	1205	RETVAL
622		1206
623	int evdns_set_option (char *option, char *val, int flags)
624
625	int evdns_resolv_conf_parse (int flags, const char *filename)
626
627	#ifdef MS_WINDOWS
628
629	int evdns_config_windows_nameservers ()
630
631	#endif	1207	#endif
632		1208
633	void evdns_search_clear ()	1209	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
634		1210
635	void evdns_search_add (char *domain)	1211	#if EV_CHILD_ENABLE
636		1212
637	void evdns_search_ndots_set (int ndots)	1213	void ev_child_start (ev_child *w)
		1214	CODE:
		1215	START (child, w);
638		1216
		1217	void ev_child_stop (ev_child *w)
		1218	CODE:
		1219	STOP (child, w);
639		1220
		1221	void DESTROY (ev_child *w)
		1222	CODE:
		1223	STOP (child, w);
		1224	e_destroy (w);
		1225
		1226	void set (ev_child *w, int pid, int trace)
		1227	CODE:
		1228	RESET (child, w, (w, pid, trace));
		1229
		1230	int pid (ev_child *w)
		1231	ALIAS:
		1232	rpid = 1
		1233	rstatus = 2
		1234	CODE:
		1235	RETVAL = ix == 0 ? w->pid
		1236	: ix == 1 ? w->rpid
		1237	: w->rstatus;
		1238	OUTPUT:
		1239	RETVAL
		1240
		1241	#endif
		1242
		1243	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1244
		1245	void ev_stat_start (ev_stat *w)
		1246	CODE:
		1247	START (stat, w);
		1248
		1249	void ev_stat_stop (ev_stat *w)
		1250	CODE:
		1251	STOP (stat, w);
		1252
		1253	void DESTROY (ev_stat *w)
		1254	CODE:
		1255	STOP (stat, w);
		1256	e_destroy (w);
		1257
		1258	void set (ev_stat *w, SV *path, NV interval)
		1259	CODE:
		1260	{
		1261	sv_setsv (e_fh (w), path);
		1262	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval));
		1263	}
		1264
		1265	SV *path (ev_stat *w, SV *new_path = 0)
		1266	CODE:
		1267	{
		1268	RETVAL = SvREFCNT_inc (e_fh (w));
		1269
		1270	if (items > 1)
		1271	{
		1272	SvREFCNT_dec (e_fh (w));
		1273	e_fh (w) = newSVsv (new_path);
		1274	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval));
		1275	}
		1276	}
		1277	OUTPUT:
		1278	RETVAL
		1279
		1280	NV interval (ev_stat *w, NV new_interval = 0.)
		1281	CODE:
		1282	{
		1283	RETVAL = w->interval;
		1284
		1285	if (items > 1)
		1286	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), new_interval));
		1287	}
		1288	OUTPUT:
		1289	RETVAL
		1290
		1291	void prev (ev_stat *w)
		1292	ALIAS:
		1293	stat = 1
		1294	attr = 2
		1295	PPCODE:
		1296	{
		1297	ev_statdata *s = ix ? &w->attr : &w->prev;
		1298
		1299	if (ix == 1)
		1300	ev_stat_stat (e_loop (w), w);
		1301	else if (!s->st_nlink)
		1302	errno = ENOENT;
		1303
		1304	PL_statcache.st_dev = s->st_nlink;
		1305	PL_statcache.st_ino = s->st_ino;
		1306	PL_statcache.st_mode = s->st_mode;
		1307	PL_statcache.st_nlink = s->st_nlink;
		1308	PL_statcache.st_uid = s->st_uid;
		1309	PL_statcache.st_gid = s->st_gid;
		1310	PL_statcache.st_rdev = s->st_rdev;
		1311	PL_statcache.st_size = s->st_size;
		1312	PL_statcache.st_atime = s->st_atime;
		1313	PL_statcache.st_mtime = s->st_mtime;
		1314	PL_statcache.st_ctime = s->st_ctime;
		1315
		1316	if (GIMME_V == G_SCALAR)
		1317	XPUSHs (boolSV (s->st_nlink));
		1318	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1319	{
		1320	EXTEND (SP, 13);
		1321	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1322	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1323	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1324	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1325	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1326	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1327	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1328	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1329	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1330	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1331	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1332	PUSHs (sv_2mortal (newSVuv (4096)));
		1333	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1334	}
		1335	}
		1336
		1337	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1338
		1339	void ev_embed_start (ev_embed *w)
		1340	CODE:
		1341	START (embed, w);
		1342
		1343	void ev_embed_stop (ev_embed *w)
		1344	CODE:
		1345	STOP (embed, w);
		1346
		1347	void DESTROY (ev_embed *w)
		1348	CODE:
		1349	STOP (embed, w);
		1350	e_destroy (w);
		1351
		1352	void set (ev_embed *w, struct ev_loop *loop)
		1353	CODE:
		1354	{
		1355	sv_setsv (e_fh (w), ST (1));
		1356	RESET (embed, w, (w, loop));
		1357	}
		1358
		1359	SV *other (ev_embed *w)
		1360	CODE:
		1361	RETVAL = newSVsv (e_fh (w));
		1362	OUTPUT:
		1363	RETVAL
		1364
		1365	void ev_embed_sweep (ev_embed *w)
		1366	C_ARGS: e_loop (w), w
		1367
		1368	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1369
		1370	void ev_async_start (ev_async *w)
		1371	CODE:
		1372	START (async, w);
		1373
		1374	void ev_async_stop (ev_async *w)
		1375	CODE:
		1376	STOP (async, w);
		1377
		1378	void DESTROY (ev_async *w)
		1379	CODE:
		1380	STOP (async, w);
		1381	e_destroy (w);
		1382
		1383	void ev_async_send (ev_async *w)
		1384	C_ARGS: e_loop (w), w
		1385
		1386	SV *ev_async_async_pending (ev_async *w)
		1387	CODE:
		1388	RETVAL = boolSV (ev_async_pending (w));
		1389	OUTPUT:
		1390	RETVAL
		1391
		1392	#ifndef EV_NO_LOOPS
		1393
640	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_	1394	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
641		1395
642	BOOT:	1396	SV *new (SV *klass, unsigned int flags = 0)
		1397	CODE:
643	{	1398	{
644	HV *stash = gv_stashpv ("EV::HTTP", 1);	1399	struct ev_loop *loop = ev_loop_new (flags);
645		1400
646	static const struct {	1401	if (!loop)
647	const char *name;	1402	XSRETURN_UNDEF;
648	IV iv;
649	} *civ, const_iv[] = {
650	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
651	const_iv (HTTP_, OK)
652	const_iv (HTTP_, NOCONTENT)
653	const_iv (HTTP_, MOVEPERM)
654	const_iv (HTTP_, MOVETEMP)
655	const_iv (HTTP_, NOTMODIFIED)
656	const_iv (HTTP_, BADREQUEST)
657	const_iv (HTTP_, NOTFOUND)
658	const_iv (HTTP_, SERVUNAVAIL)
659	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
660	const_iv (EVHTTP_, PROXY_REQUEST)
661	const_iv (EVHTTP_, REQ_GET)
662	const_iv (EVHTTP_, REQ_POST)
663	const_iv (EVHTTP_, REQ_HEAD)
664	const_iv (EVHTTP_, REQUEST)
665	const_iv (EVHTTP_, RESPONSE)
666	};
667		1403
668	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1404	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
669	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
670	}	1405	}
		1406	OUTPUT:
		1407	RETVAL
671		1408
672	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1409	void DESTROY (struct ev_loop *loop)
		1410	CODE:
		1411	/* 1. the default loop shouldn't be freed by destroying it's perl loop object */
		1412	/* 2. not doing so helps avoid many global destruction bugs in perl, too */
		1413	if (loop != evapi.default_loop)
		1414	ev_loop_destroy (loop);
673		1415
674	#HttpRequest new (SV *klass, SV *cb)	1416	void ev_loop_fork (struct ev_loop *loop)
675		1417
676	#void DESTROY (struct evhttp_request *req);	1418	NV ev_now (struct ev_loop *loop)
677		1419
		1420	void ev_now_update (struct ev_loop *loop)
678		1421
		1422	void ev_suspend (struct ev_loop *loop)
679		1423
		1424	void ev_resume (struct ev_loop *loop)
680		1425
		1426	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
681		1427
		1428	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
682		1429
		1430	unsigned int ev_backend (struct ev_loop *loop)
683		1431
		1432	void ev_verify (struct ev_loop *loop)
		1433	ALIAS:
		1434	loop_verify = 1
684		1435
		1436	unsigned int ev_iteration (struct ev_loop *loop)
		1437	ALIAS:
		1438	loop_count = 1
		1439
		1440	unsigned int ev_depth (struct ev_loop *loop)
		1441	ALIAS:
		1442	loop_depth = 1
		1443
		1444	int ev_run (struct ev_loop *loop, int flags = 0)
		1445	ALIAS:
		1446	loop = 1
		1447
		1448	void ev_break (struct ev_loop *loop, int how = 1)
		1449	ALIAS:
		1450	unloop = 1
		1451
		1452	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1453
		1454	unsigned int ev_pending_count (struct ev_loop *loop)
		1455
		1456	void ev_invoke_pending (struct ev_loop *loop)
		1457
		1458	#if 0
		1459
		1460	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1461	CODE:
		1462	{
		1463	Signal signum = s_signum (signal);
		1464	CHECK_SIG (signal, signum);
		1465
		1466	ev_feed_signal_event (loop, signum);
		1467	}
		1468
		1469	#endif
		1470
		1471	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
		1472	ALIAS:
		1473	io_ns = 1
		1474	CODE:
		1475	{
		1476	int fd = s_fileno (fh, events & EV_WRITE);
		1477	CHECK_FD (fh, fd);
		1478
		1479	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
		1480	e_fh (RETVAL) = newSVsv (fh);
		1481	ev_io_set (RETVAL, fd, events);
		1482	if (!ix) START (io, RETVAL);
		1483	}
		1484	OUTPUT:
		1485	RETVAL
		1486
		1487	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1488	ALIAS:
		1489	timer_ns = 1
		1490	INIT:
		1491	CHECK_REPEAT (repeat);
		1492	CODE:
		1493	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1494	ev_timer_set (RETVAL, after, repeat);
		1495	if (!ix) START (timer, RETVAL);
		1496	OUTPUT:
		1497	RETVAL
		1498
		1499	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1500	ALIAS:
		1501	periodic_ns = 1
		1502	INIT:
		1503	CHECK_REPEAT (interval);
		1504	CODE:
		1505	{
		1506	ev_periodic *w;
		1507	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1508	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1509	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		1510	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1511	if (!ix) START (periodic, w);
		1512	}
		1513	OUTPUT:
		1514	RETVAL
		1515
		1516	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1517	ALIAS:
		1518	signal_ns = 1
		1519	CODE:
		1520	{
		1521	Signal signum = s_signum (signal);
		1522	CHECK_SIG (signal, signum);
		1523
		1524	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1525	ev_signal_set (RETVAL, signum);
		1526	if (!ix) START_SIGNAL (RETVAL);
		1527	}
		1528	OUTPUT:
		1529	RETVAL
		1530
		1531	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1532	ALIAS:
		1533	idle_ns = 1
		1534	CODE:
		1535	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1536	ev_idle_set (RETVAL);
		1537	if (!ix) START (idle, RETVAL);
		1538	OUTPUT:
		1539	RETVAL
		1540
		1541	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1542	ALIAS:
		1543	prepare_ns = 1
		1544	CODE:
		1545	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1546	ev_prepare_set (RETVAL);
		1547	if (!ix) START (prepare, RETVAL);
		1548	OUTPUT:
		1549	RETVAL
		1550
		1551	ev_check *check (struct ev_loop *loop, SV *cb)
		1552	ALIAS:
		1553	check_ns = 1
		1554	CODE:
		1555	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1556	ev_check_set (RETVAL);
		1557	if (!ix) START (check, RETVAL);
		1558	OUTPUT:
		1559	RETVAL
		1560
		1561	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1562	ALIAS:
		1563	fork_ns = 1
		1564	CODE:
		1565	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1566	ev_fork_set (RETVAL);
		1567	if (!ix) START (fork, RETVAL);
		1568	OUTPUT:
		1569	RETVAL
		1570
		1571	#if CLEANUP_ENABLED
		1572
		1573	ev_cleanup *cleanup (struct ev_loop *loop, SV *cb)
		1574	ALIAS:
		1575	cleanup_ns = 1
		1576	CODE:
		1577	RETVAL = e_new (sizeof (ev_cleanup), cb, ST (0));
		1578	SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
		1579	ev_cleanup_set (RETVAL);
		1580	if (!ix) START (cleanup, RETVAL);
		1581	OUTPUT:
		1582	RETVAL
		1583
		1584	#endif
		1585
		1586	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1587	ALIAS:
		1588	child_ns = 1
		1589	CODE:
		1590	#if EV_CHILD_ENABLE
		1591	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1592	ev_child_set (RETVAL, pid, trace);
		1593	if (!ix) START (child, RETVAL);
		1594	#else
		1595	croak ("EV::child watchers not supported on this platform");
		1596	#endif
		1597	OUTPUT:
		1598	RETVAL
		1599
		1600	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1601	ALIAS:
		1602	stat_ns = 1
		1603	CODE:
		1604	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1605	e_fh (RETVAL) = newSVsv (path);
		1606	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
		1607	if (!ix) START (stat, RETVAL);
		1608	OUTPUT:
		1609	RETVAL
		1610
		1611	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1612	ALIAS:
		1613	embed_ns = 1
		1614	CODE:
		1615	{
		1616	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1617	croak ("passed loop is not embeddable via EV::embed,");
		1618
		1619	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1620	e_fh (RETVAL) = newSVsv (ST (1));
		1621	ev_embed_set (RETVAL, other);
		1622	if (!ix) START (embed, RETVAL);
		1623	}
		1624	OUTPUT:
		1625	RETVAL
		1626
		1627	ev_async *async (struct ev_loop *loop, SV *cb)
		1628	ALIAS:
		1629	async_ns = 1
		1630	CODE:
		1631	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1632	ev_async_set (RETVAL);
		1633	if (!ix) START (async, RETVAL);
		1634	OUTPUT:
		1635	RETVAL
		1636
		1637	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1638	CODE:
		1639	ev_once (
		1640	loop,
		1641	s_fileno (fh, events & EV_WRITE), events,
		1642	SvOK (timeout) ? SvNV (timeout) : -1.,
		1643	e_once_cb,
		1644	newSVsv (cb)
		1645	);
		1646
		1647	#endif
		1648

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