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Comparing EV/EV.xs (file contents):
Revision 1.5 by root, Fri Oct 26 19:11:35 2007 UTC vs.
Revision 1.171 by root, Mon Jul 13 19:47:53 2015 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	#ifndef WIN32
		7	# undef signal
		8	# undef sigaction
		9	#endif
7		10
8	#include <sys/time.h>	11	#include "schmorp.h"
9	#include <time.h>
10	#include <event.h>
11	#include <evdns.h>
12		12
13	/* workaround for evhttp.h requiring obscure bsd headers */	13	/* old API compatibility */
14	#ifndef TAILQ_ENTRY	14	static int
15	#define TAILQ_ENTRY(type) \	15	sv_fileno (SV *fh)
16	struct { \	16	{
17	struct type *tqe_next; /* next element */ \	17	return s_fileno (fh, 0);
18	struct type **tqe_prev; /* address of previous next element */ \
19	}	18	}
20	#endif /* !TAILQ_ENTRY */
21	#include <evhttp.h>
22		19
		20	#ifndef GvCV_set
		21	# define GvCV_set(gv,cv) GvCV (gv) = cv
		22	#endif
		23
23	#define EV_NONE 0	24	#define EV_STANDALONE 1
24	#define EV_UNDEF -1	25	#define EV_PROTOTYPES 1
		26	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
		27	#define EV_USE_FLOOR 1
		28	#define EV_API_STATIC
		29	#define EV_H <ev.h>
		30	#define EV_CONFIG_H error
		31	#include "EV/EVAPI.h"
25		32
26	#define TIMEOUT_NONE HUGE_VAL	33	#define EV_SELECT_IS_WINSOCKET 0
		34	#ifdef _WIN32
		35	# define EV_SELECT_USE_FD_SET 0
		36	# define NFDBITS PERL_NFDBITS
		37	# define fd_mask Perl_fd_mask
		38	#endif
		39	/* due to bugs in OS X we have to use libev/ explicitly here */
		40	#include "libev/ev.c"
27		41
28	typedef struct event_base *Base;	42	#if !defined _WIN32 && !defined _MINIX && !EV_NO_ATFORK
		43	# include <pthread.h>
		44	#endif
29		45
30	static HV *stash_base, *stash_event;	46	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop))
		47	#define e_flags(w) ((ev_watcher *)(w))->e_flags
		48	#define e_self(w) ((ev_watcher *)(w))->self
		49	#define e_fh(w) ((ev_watcher *)(w))->fh
		50	#define e_data(w) ((ev_watcher *)(w))->data
31		51
32	static double tv_get (struct timeval *tv)	52	#define WFLAG_KEEPALIVE 1
33	{	53	#define WFLAG_UNREFED 2 /* has been unref'ed */
34	return tv->tv_sec + tv->tv_usec * 1e-6;
35	}
36		54
37	static void tv_set (struct timeval *tv, double val)	55	#define UNREF(w) \
38	{	56	if (!(e_flags (w) & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
39	tv->tv_sec = (long)val;	57	&& ev_is_active (w)) \
40	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);	58	{ \
		59	ev_unref (e_loop (w)); \
		60	e_flags (w) |= WFLAG_UNREFED; \
		61	}
41		62
42	}	63	#define REF(w) \
		64	if (e_flags (w) & WFLAG_UNREFED) \
		65	{ \
		66	e_flags (w) &= ~WFLAG_UNREFED; \
		67	ev_ref (e_loop (w)); \
		68	}
		69
		70	#define START(type,w) \
		71	do { \
		72	ev_ ## type ## _start (e_loop (w), w); \
		73	UNREF (w); \
		74	} while (0)
		75
		76	#define STOP(type,w) \
		77	do { \
		78	REF (w); \
		79	ev_ ## type ## _stop (e_loop (w), w); \
		80	} while (0)
		81
		82	#define RESET(type,w,seta) \
		83	do { \
		84	int active = ev_is_active (w); \
		85	if (active) STOP (type, w); \
		86	ev_ ## type ## _set seta; \
		87	if (active) START (type, w); \
		88	} while (0)
		89
		90	typedef int Signal;
		91
		92	/* horrible... */
		93	#define CHECK_SIGNAL_CAN_START(w) \
		94	do { \
		95	/* dive into the internals of libev to avoid aborting in libev */ \
		96	if (signals [(w)->signum - 1].loop \
		97	&& signals [(w)->signum - 1].loop != e_loop (w)) \
		98	croak ("unable to start signal watcher, signal %d already registered in another loop", w->signum); \
		99	} while (0)
		100
		101	#define START_SIGNAL(w) \
		102	do { \
		103	CHECK_SIGNAL_CAN_START (w); \
		104	START (signal, w); \
		105	} while (0) \
		106
		107	#define RESET_SIGNAL(w,seta) \
		108	do { \
		109	int active = ev_is_active (w); \
		110	if (active) STOP (signal, w); \
		111	ev_ ## signal ## _set seta; \
		112	if (active) START_SIGNAL (w); \
		113	} while (0)
		114
		115	static SV *default_loop_sv;
		116
		117	static struct EVAPI evapi;
		118
		119	static HV
		120	*stash_loop,
		121	*stash_watcher,
		122	*stash_io,
		123	*stash_timer,
		124	*stash_periodic,
		125	*stash_signal,
		126	*stash_child,
		127	*stash_stat,
		128	*stash_idle,
		129	*stash_prepare,
		130	*stash_check,
		131	*stash_embed,
		132	*stash_fork,
		133	*stash_cleanup,
		134	*stash_async;
43		135
44	/////////////////////////////////////////////////////////////////////////////	136	/////////////////////////////////////////////////////////////////////////////
45	// Event	137	// Event
46		138
47	typedef struct ev {	139	static void e_cb (EV_P_ ev_watcher *w, int revents);
48	struct event ev;
49	SV *cb, *fh;
50	SV *self; /* contains this struct */
51	double timeout;
52	double interval;
53	unsigned char active;
54	unsigned char abstime;
55	} *Event;
56		140
57	static double	141	static void *
58	e_now ()	142	e_new (int size, SV *cb_sv, SV *loop)
59	{	143	{
60	struct timeval tv;	144	SV *cv = cb_sv ? s_get_cv_croak (cb_sv) : 0;
61	gettimeofday (&tv, 0);	145	ev_watcher *w;
62
63	return tv_get (&tv);
64	}
65
66	static void e_cb (int fd, short events, void *arg);
67
68	static int sv_fileno (SV *fh)
69	{
70	SvGETMAGIC (fh);
71
72	if (SvROK (fh))
73	fh = SvRV (fh);
74
75	if (SvTYPE (fh) == SVt_PVGV)
76	return PerlIO_fileno (IoIFP (sv_2io (fh)));
77
78	if (SvIOK (fh))
79	return SvIV (fh);
80
81	return -1;
82	}
83
84	static Event
85	e_new (SV *fh, short events, SV *cb)
86	{
87	int fd = sv_fileno (fh);
88	Event ev;
89	SV *self = NEWSV (0, sizeof (struct ev));	146	SV *self = NEWSV (0, size);
90	SvPOK_only (self);	147	SvPOK_only (self);
91	SvCUR_set (self, sizeof (struct ev));	148	SvCUR_set (self, size);
92		149
93	ev = (Event)SvPVX (self);	150	w = (ev_watcher *)SvPVX (self);
94		151
95	ev->fh = newSVsv (fh);	152	ev_init (w, cv ? e_cb : 0);
96	ev->cb = newSVsv (cb);	153
		154	w->loop = SvREFCNT_inc (SvRV (loop));
		155	w->e_flags = WFLAG_KEEPALIVE;
		156	w->data = 0;
		157	w->fh = 0;
		158	w->cb_sv = SvREFCNT_inc (cv);
97	ev->self = self;	159	w->self = self;
98	ev->timeout = TIMEOUT_NONE;
99	ev->interval = 0.;
100	ev->abstime = 0;
101	ev->active = 0;
102		160
103	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	161	return (void *)w;
104
105	return ev;
106	}	162	}
107		163
108	static struct timeval *	164	static void
109	e_tv (Event ev)	165	e_destroy (void *w_)
110	{	166	{
111	static struct timeval tv;	167	ev_watcher *w = (ev_watcher *)w_;
112	double to = ev->timeout;
113		168
114	if (to == TIMEOUT_NONE)	169	SvREFCNT_dec (w->loop ); w->loop = 0;
115	return 0;	170	SvREFCNT_dec (w->fh ); w->fh = 0;
116		171	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
117	if (ev->abstime)	172	SvREFCNT_dec (w->data ); w->data = 0;
118	{
119	double now = e_now ();
120
121	if (now > to && ev->interval)
122	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
123
124	to -= now;
125	}
126	else if (to < 0.)
127	to = 0.;
128
129	tv_set (&tv, to);
130
131	return &tv;
132	}	173	}
133		174
134	static SV *e_self (Event ev)	175	static SV *
		176	e_bless (ev_watcher *w, HV *stash)
135	{	177	{
136	SV *rv;	178	SV *rv;
137		179
138	if (SvOBJECT (ev->self))	180	if (SvOBJECT (w->self))
139	rv = newRV_inc (ev->self);	181	rv = newRV_inc (w->self);
140	else	182	else
141	{	183	{
142	rv = newRV_noinc (ev->self);	184	rv = newRV_noinc (w->self);
143	sv_bless (rv, stash_event);	185	sv_bless (rv, stash);
144	SvREADONLY_on (ev->self);	186	SvREADONLY_on (w->self);
145	}	187	}
146		188
147	return rv;	189	return rv;
148	}	190	}
149		191
150	static int	192	static SV *sv_self_cache, *sv_events_cache;
151	e_start (Event ev)
152	{
153	if (ev->active) event_del (&ev->ev);
154	ev->active = 1;
155	return event_add (&ev->ev, e_tv (ev));
156	}
157
158	static int e_stop (Event ev)
159	{
160	return ev->active
161	? (ev->active = 0), event_del (&ev->ev)
162	: 0;
163	}
164		193
165	static void	194	static void
		195	e_cb (EV_P_ ev_watcher *w, int revents)
		196	{
		197	dSP;
		198	I32 mark = SP - PL_stack_base;
		199	SV *sv_self, *sv_events;
		200
		201	/* libev might have stopped the watcher */
		202	if (expect_false (w->e_flags & WFLAG_UNREFED)
		203	&& !ev_is_active (w))
		204	REF (w);
		205
		206	if (expect_true (sv_self_cache))
		207	{
		208	sv_self = sv_self_cache; sv_self_cache = 0;
		209	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
		210	}
		211	else
		212	{
		213	sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */
		214	SvREADONLY_on (sv_self);
		215	}
		216
		217	if (expect_true (sv_events_cache))
		218	{
		219	sv_events = sv_events_cache; sv_events_cache = 0;
		220	SvIV_set (sv_events, revents);
		221	SvIOK_only (sv_events);
		222	}
		223	else
		224	{
		225	sv_events = newSViv (revents);
		226	SvREADONLY_on (sv_events);
		227	}
		228
		229	PUSHMARK (SP);
		230	EXTEND (SP, 2);
		231	PUSHs (sv_self);
		232	PUSHs (sv_events);
		233
		234	PUTBACK;
		235	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
		236
		237	if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
		238	SvREFCNT_dec (sv_self);
		239	else
		240	{
		241	SvREFCNT_dec (SvRV (sv_self));
		242	SvRV_set (sv_self, &PL_sv_undef);
		243	sv_self_cache = sv_self;
		244	}
		245
		246	if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
		247	SvREFCNT_dec (sv_events);
		248	else
		249	sv_events_cache = sv_events;
		250
		251	if (expect_false (SvTRUE (ERRSV)))
		252	{
		253	SPAGAIN;
		254	PUSHMARK (SP);
		255	PUTBACK;
		256	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		257	}
		258
		259	SP = PL_stack_base + mark;
		260	PUTBACK;
		261	}
		262
		263	static void
166	e_cb (int fd, short events, void *arg)	264	e_once_cb (int revents, void *arg)
167	{	265	{
168	struct ev *ev = (struct ev*)arg;	266	dSP;
		267	I32 mark = SP - PL_stack_base;
		268	SV *sv_events;
		269
		270	if (sv_events_cache)
		271	{
		272	sv_events = sv_events_cache; sv_events_cache = 0;
		273	SvIV_set (sv_events, revents);
		274	}
		275	else
		276	sv_events = newSViv (revents);
		277
		278	PUSHMARK (SP);
		279	XPUSHs (sv_events);
		280
		281	PUTBACK;
		282	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		283
		284	SvREFCNT_dec ((SV *)arg);
		285
		286	if (sv_events_cache)
		287	SvREFCNT_dec (sv_events);
		288	else
		289	sv_events_cache = sv_events;
		290
		291	if (SvTRUE (ERRSV))
		292	{
		293	SPAGAIN;
		294	PUSHMARK (SP);
		295	PUTBACK;
		296	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		297	}
		298
		299	SP = PL_stack_base + mark;
		300	PUTBACK;
		301	}
		302
		303	static ev_tstamp
		304	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		305	{
		306	ev_tstamp retval;
		307	int count;
169	dSP;	308	dSP;
170		309
171	ENTER;	310	ENTER;
172	SAVETMPS;	311	SAVETMPS;
173		312
174	if (!(ev->ev.ev_events & EV_PERSIST))
175	ev->active = 0;
176
177	PUSHMARK (SP);	313	PUSHMARK (SP);
178	EXTEND (SP, 2);	314	EXTEND (SP, 2);
179	PUSHs (sv_2mortal (e_self (ev)));	315	PUSHs (newRV_inc (e_self (w))); /* e_self (w) MUST be blessed by now */
180	PUSHs (sv_2mortal (newSViv (events)));	316	PUSHs (newSVnv (now));
		317
181	PUTBACK;	318	PUTBACK;
182	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	319	count = call_sv (w->fh, G_SCALAR | G_EVAL);
183	/*TODO: if err, call some logging function */	320	SPAGAIN;
184		321
185	if (ev->interval && !ev->active)	322	if (SvTRUE (ERRSV))
186	e_start (ev);	323	{
		324	PUSHMARK (SP);
		325	PUTBACK;
		326	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		327	SPAGAIN;
		328	}
		329
		330	if (count > 0)
		331	{
		332	retval = SvNV (TOPs);
		333
		334	if (retval < now)
		335	retval = now;
		336	}
		337	else
		338	retval = now;
187		339
188	FREETMPS;	340	FREETMPS;
189	LEAVE;	341	LEAVE;
190	}
191		342
192	/////////////////////////////////////////////////////////////////////////////	343	return retval;
193	// DNS	344	}
		345
		346	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		347	croak (# repeat " value must be >= 0");
		348
		349	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		350	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		351
		352	#define CHECK_SIG(sv,num) if ((num) < 0) \
		353	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
194		354
195	static void	355	static void
196	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)	356	default_fork (void)
197	{	357	{
198	dSP;	358	ev_loop_fork (EV_DEFAULT_UC);
199	SV *cb = (SV *)arg;
200
201	ENTER;
202	SAVETMPS;
203	PUSHMARK (SP);
204	EXTEND (SP, count + 3);
205	PUSHs (sv_2mortal (newSViv (result)));
206
207	if (result == DNS_ERR_NONE && ttl >= 0)
208	{
209	int i;
210
211	PUSHs (sv_2mortal (newSViv (type)));
212	PUSHs (sv_2mortal (newSViv (ttl)));
213
214	for (i = 0; i < count; ++i)
215	switch (type)
216	{
217	case DNS_IPv6_AAAA:
218	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
219	break;
220	case DNS_IPv4_A:
221	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
222	break;
223	case DNS_PTR:
224	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
225	break;
226	}
227	}
228
229	PUTBACK;
230	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
231
232	FREETMPS;
233	LEAVE;
234	}	359	}
235		360
236	/////////////////////////////////////////////////////////////////////////////	361	/////////////////////////////////////////////////////////////////////////////
237	// XS interface functions	362	// XS interface functions
238		363
239	MODULE = EV PACKAGE = EV PREFIX = event_	364	MODULE = EV PACKAGE = EV PREFIX = ev_
		365
		366	PROTOTYPES: ENABLE
240		367
241	BOOT:	368	BOOT:
242	{	369	{
243	HV *stash = gv_stashpv ("EV", 1);	370	HV *stash = gv_stashpv ("EV", 1);
244		371
245	static const struct {	372	static const struct {
246	const char *name;	373	const char *name;
247	IV iv;	374	IV iv;
248	} *civ, const_iv[] = {	375	} *civ, const_iv[] = {
249	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	376	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		377	const_iv (EV_, MINPRI)
		378	const_iv (EV_, MAXPRI)
		379
		380	const_iv (EV_, UNDEF)
250	const_iv (EV_, NONE)	381	const_iv (EV_, NONE)
251	const_iv (EV_, TIMEOUT)
252	const_iv (EV_, READ)	382	const_iv (EV_, READ)
253	const_iv (EV_, WRITE)	383	const_iv (EV_, WRITE)
		384	const_iv (EV_, IO)
		385	const_iv (EV_, TIMER)
		386	const_iv (EV_, PERIODIC)
254	const_iv (EV_, SIGNAL)	387	const_iv (EV_, SIGNAL)
		388	const_iv (EV_, CHILD)
255	const_iv (EV_, PERSIST)	389	const_iv (EV_, STAT)
		390	const_iv (EV_, IDLE)
		391	const_iv (EV_, PREPARE)
		392	/*const_iv (EV_, CHECK) needs special tretament */
		393	const_iv (EV_, EMBED)
		394	const_iv (EV_, FORK)
		395	const_iv (EV_, CLEANUP)
		396	const_iv (EV_, ASYNC)
		397	const_iv (EV_, CUSTOM)
		398	const_iv (EV_, ERROR)
		399
		400	const_iv (EV, RUN_NOWAIT)
256	const_iv (EV, LOOP_ONCE)	401	const_iv (EV, RUN_ONCE)
		402
		403	const_iv (EV, BREAK_CANCEL)
		404	const_iv (EV, BREAK_ONE)
		405	const_iv (EV, BREAK_ALL)
		406	const_iv (EV, BACKEND_SELECT)
		407	const_iv (EV, BACKEND_POLL)
		408	const_iv (EV, BACKEND_EPOLL)
		409	const_iv (EV, BACKEND_KQUEUE)
		410	const_iv (EV, BACKEND_DEVPOLL)
		411	const_iv (EV, BACKEND_PORT)
		412	const_iv (EV, BACKEND_ALL)
		413	const_iv (EV, BACKEND_MASK)
		414	const_iv (EV, FLAG_AUTO)
		415	const_iv (EV, FLAG_FORKCHECK)
		416	const_iv (EV, FLAG_SIGNALFD)
		417	const_iv (EV, FLAG_NOSIGMASK)
		418	const_iv (EV, FLAG_NOENV)
		419	const_iv (EV, FLAG_NOINOTIFY)
		420
		421	const_iv (EV_, VERSION_MAJOR)
		422	const_iv (EV_, VERSION_MINOR)
		423	#if EV_COMPAT3
		424	const_iv (EV, FLAG_NOSIGFD) /* compatibility, always 0 */
		425	const_iv (EV_, TIMEOUT)
257	const_iv (EV, LOOP_NONBLOCK)	426	const_iv (EV, LOOP_NONBLOCK)
258	const_iv (EV, BUFFER_READ)	427	const_iv (EV, LOOP_ONESHOT)
259	const_iv (EV, BUFFER_WRITE)	428	const_iv (EV, UNLOOP_CANCEL)
260	const_iv (EV, BUFFER_EOF)	429	const_iv (EV, UNLOOP_ONE)
261	const_iv (EV, BUFFER_ERROR)	430	const_iv (EV, UNLOOP_ALL)
262	const_iv (EV, BUFFER_TIMEOUT)	431	#endif
263	};	432	};
264		433
265	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	434	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
266	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	435	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
267		436
		437	/* since this clashes with perl CHECK blocks, */
		438	/* but we are interested in constants, */
		439	/* and not blocks, we treat CHECK specially. */
		440	{
		441	/* the local $^W = 0 takes care of the warning */
		442	CV *cv = newCONSTSUB (stash, "CHECK", newSViv (EV_CHECK));
		443	/* now we need to re-set the gv, in case it was hijacked */
		444	GvCV_set (gv_fetchpv ("EV::CHECK", GV_ADD, SVt_PVCV), cv);
		445	}
		446
		447	stash_loop = gv_stashpv ("EV::Loop" , 1);
268	stash_base = gv_stashpv ("EV::Base" , 1);	448	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		449	stash_io = gv_stashpv ("EV::IO" , 1);
		450	stash_timer = gv_stashpv ("EV::Timer" , 1);
		451	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		452	stash_signal = gv_stashpv ("EV::Signal" , 1);
		453	stash_idle = gv_stashpv ("EV::Idle" , 1);
		454	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		455	stash_check = gv_stashpv ("EV::Check" , 1);
		456	stash_child = gv_stashpv ("EV::Child" , 1);
269	stash_event = gv_stashpv ("EV::Event", 1);	457	stash_embed = gv_stashpv ("EV::Embed" , 1);
270	}	458	stash_stat = gv_stashpv ("EV::Stat" , 1);
		459	stash_fork = gv_stashpv ("EV::Fork" , 1);
		460	stash_cleanup = gv_stashpv ("EV::Cleanup" , 1);
		461	stash_async = gv_stashpv ("EV::Async" , 1);
271		462
272	double now ()	463	{
273	CODE:	464	SV *sv = perl_get_sv ("EV::API", TRUE);
274	RETVAL = e_now ();	465	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
275	OUTPUT:
276	RETVAL
277		466
278	const char *version ()	467	/* the poor man's shared library emulator */
		468	evapi.ver = EV_API_VERSION;
		469	evapi.rev = EV_API_REVISION;
		470	evapi.sv_fileno = sv_fileno;
		471	evapi.sv_signum = s_signum;
		472	evapi.supported_backends = ev_supported_backends ();
		473	evapi.recommended_backends = ev_recommended_backends ();
		474	evapi.embeddable_backends = ev_embeddable_backends ();
		475	evapi.time_ = ev_time;
		476	evapi.sleep_ = ev_sleep;
		477	evapi.loop_new = ev_loop_new;
		478	evapi.loop_destroy = ev_loop_destroy;
		479	evapi.loop_fork = ev_loop_fork;
		480	evapi.iteration = ev_iteration;
		481	evapi.depth = ev_depth;
		482	evapi.set_userdata = ev_set_userdata;
		483	evapi.userdata = ev_userdata;
		484	evapi.now = ev_now;
		485	evapi.now_update = ev_now_update;
		486	evapi.suspend = ev_suspend;
		487	evapi.resume = ev_resume;
		488	evapi.backend = ev_backend;
		489	evapi.break_ = ev_break;
		490	evapi.invoke_pending = ev_invoke_pending;
		491	evapi.pending_count = ev_pending_count;
		492	evapi.verify = ev_verify;
		493	evapi.set_loop_release_cb = ev_set_loop_release_cb;
		494	evapi.set_invoke_pending_cb= ev_set_invoke_pending_cb;
		495	evapi.ref = ev_ref;
		496	evapi.unref = ev_unref;
		497	evapi.run = ev_run;
		498	evapi.once = ev_once;
		499	evapi.io_start = ev_io_start;
		500	evapi.io_stop = ev_io_stop;
		501	evapi.timer_start = ev_timer_start;
		502	evapi.timer_stop = ev_timer_stop;
		503	evapi.timer_again = ev_timer_again;
		504	evapi.timer_remaining = ev_timer_remaining;
		505	evapi.periodic_start = ev_periodic_start;
		506	evapi.periodic_stop = ev_periodic_stop;
		507	evapi.signal_start = ev_signal_start;
		508	evapi.signal_stop = ev_signal_stop;
		509	evapi.idle_start = ev_idle_start;
		510	evapi.idle_stop = ev_idle_stop;
		511	evapi.prepare_start = ev_prepare_start;
		512	evapi.prepare_stop = ev_prepare_stop;
		513	evapi.check_start = ev_check_start;
		514	evapi.check_stop = ev_check_stop;
		515	#if EV_CHILD_ENABLE
		516	evapi.child_start = ev_child_start;
		517	evapi.child_stop = ev_child_stop;
		518	#endif
		519	evapi.stat_start = ev_stat_start;
		520	evapi.stat_stop = ev_stat_stop;
		521	evapi.stat_stat = ev_stat_stat;
		522	evapi.embed_start = ev_embed_start;
		523	evapi.embed_stop = ev_embed_stop;
		524	evapi.embed_sweep = ev_embed_sweep;
		525	evapi.fork_start = ev_fork_start;
		526	evapi.fork_stop = ev_fork_stop;
		527	evapi.cleanup_start = ev_cleanup_start;
		528	evapi.cleanup_stop = ev_cleanup_stop;
		529	evapi.async_start = ev_async_start;
		530	evapi.async_stop = ev_async_stop;
		531	evapi.async_send = ev_async_send;
		532	evapi.clear_pending = ev_clear_pending;
		533	evapi.invoke = ev_invoke;
		534
		535	sv_setiv (sv, (IV)&evapi);
		536	SvREADONLY_on (sv);
		537	}
		538	#if !defined _WIN32 && !defined _MINIX && !EV_NO_ATFORK
		539	#if __linux
		540	int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle);
		541	__register_atfork (0, 0, default_fork, 0);
		542	#else
		543	pthread_atfork (0, 0, default_fork);
		544	#endif
		545	#endif
		546	}
		547
		548	SV *ev_default_loop (unsigned int flags = 0)
		549	CODE:
		550	{
		551	if (!default_loop_sv)
		552	{
		553	evapi.default_loop = ev_default_loop (flags);
		554
		555	if (!evapi.default_loop)
		556	XSRETURN_UNDEF;
		557
		558	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		559	}
		560
		561	RETVAL = newSVsv (default_loop_sv);
		562	}
		563	OUTPUT:
		564	RETVAL
		565
		566	void ev_default_destroy ()
		567	CODE:
		568	ev_loop_destroy (EV_DEFAULT_UC);
		569	SvREFCNT_dec (default_loop_sv);
		570	default_loop_sv = 0;
		571
		572	unsigned int ev_supported_backends ()
		573
		574	unsigned int ev_recommended_backends ()
		575
		576	unsigned int ev_embeddable_backends ()
		577
		578	void ev_sleep (NV interval)
		579
		580	NV ev_time ()
		581
		582	void ev_feed_signal (SV *signal)
		583	CODE:
		584	{
		585	Signal signum = s_signum (signal);
		586	CHECK_SIG (signal, signum);
		587
		588	ev_feed_signal (signum);
		589	}
		590
		591	NV ev_now ()
		592	C_ARGS: evapi.default_loop
		593
		594	void ev_now_update ()
		595	C_ARGS: evapi.default_loop
		596
		597	void ev_suspend ()
		598	C_ARGS: evapi.default_loop
		599
		600	void ev_resume ()
		601	C_ARGS: evapi.default_loop
		602
		603	unsigned int ev_backend ()
		604	C_ARGS: evapi.default_loop
		605
		606	void ev_verify ()
279	ALIAS:	607	ALIAS:
		608	loop_verify = 1
		609	C_ARGS: evapi.default_loop
		610
		611	unsigned int ev_iteration ()
		612	ALIAS:
		613	loop_count = 1
		614	C_ARGS: evapi.default_loop
		615
		616	unsigned int ev_depth ()
		617	ALIAS:
280	method = 1	618	loop_depth = 1
281	CODE:	619	C_ARGS: evapi.default_loop
282	RETVAL = ix ? event_get_method () : event_get_version ();
283	OUTPUT:
284	RETVAL
285		620
286	Base event_init ()	621	void ev_set_io_collect_interval (NV interval)
		622	C_ARGS: evapi.default_loop, interval
287		623
288	int event_priority_init (int npri)	624	void ev_set_timeout_collect_interval (NV interval)
		625	C_ARGS: evapi.default_loop, interval
289		626
290	int event_dispatch ()
291
292	int event_loop (int flags = 0)	627	int ev_run (int flags = 0)
		628	ALIAS:
		629	loop = 1
		630	C_ARGS: evapi.default_loop, flags
293		631
294	int event_loopexit (double after = 0)	632	void ev_break (int how = EVBREAK_ONE)
295	CODE:	633	ALIAS:
296	{	634	unloop = 1
297	struct timeval tv;	635	C_ARGS: evapi.default_loop, how
298	tv_set (&tv, after);
299	event_loopexit (&tv);
300	}
301		636
302	Event event (SV *cb)	637	void ev_feed_fd_event (int fd, int revents = EV_NONE)
303	CODE:	638	C_ARGS: evapi.default_loop, fd, revents
304	RETVAL = e_new (NEWSV (0, 0), 0, cb);
305	OUTPUT:
306	RETVAL
307		639
		640	void ev_feed_signal_event (SV *signal)
		641	CODE:
		642	{
		643	Signal signum = s_signum (signal);
		644	CHECK_SIG (signal, signum);
		645
		646	ev_feed_signal_event (evapi.default_loop, signum);
		647	}
		648
		649	unsigned int ev_pending_count ()
		650	C_ARGS: evapi.default_loop
		651
		652	void ev_invoke_pending ()
		653	C_ARGS: evapi.default_loop
		654
308	Event io (SV *fh, short events, SV *cb)	655	ev_io *io (SV *fh, int events, SV *cb)
309	ALIAS:	656	ALIAS:
310	io_ns = 1	657	io_ns = 1
		658	_ae_io = 2
311	CODE:	659	CODE:
312	RETVAL = e_new (fh, events, cb);	660	{
		661	int fd = s_fileno (fh, events & EV_WRITE);
		662	CHECK_FD (fh, fd);
		663
		664	if (ix == 2)
		665	{
		666	ix = 0;
		667	events = events ? EV_WRITE : EV_READ;
		668	}
		669
		670	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		671	e_fh (RETVAL) = newSVsv (fh);
		672	ev_io_set (RETVAL, fd, events);
313	if (!ix) e_start (RETVAL);	673	if (!ix) START (io, RETVAL);
		674	}
314	OUTPUT:	675	OUTPUT:
315	RETVAL	676	RETVAL
316		677
317	Event timer (double after, int repeat, SV *cb)	678	ev_timer *timer (NV after, NV repeat, SV *cb)
318	ALIAS:	679	ALIAS:
319	timer_ns = 1	680	timer_ns = 1
		681	INIT:
		682	CHECK_REPEAT (repeat);
320	CODE:	683	CODE:
321	RETVAL = e_new (NEWSV (0, 0), 0, cb);	684	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
322	RETVAL->timeout = after;	685	ev_timer_set (RETVAL, after, repeat);
323	RETVAL->interval = repeat;	686	if (!ix) START (timer, RETVAL);
324	if (!ix) e_start (RETVAL);
325	OUTPUT:	687	OUTPUT:
326	RETVAL	688	RETVAL
327		689
328	Event timer_abs (double at, double interval, SV *cb)	690	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
329	ALIAS:	691	ALIAS:
330	timer_abs_ns = 1	692	periodic_ns = 1
		693	INIT:
		694	CHECK_REPEAT (interval);
331	CODE:	695	CODE:
332	RETVAL = e_new (NEWSV (0, 0), 0, cb);	696	{
333	RETVAL->timeout = at;	697	ev_periodic *w;
334	RETVAL->interval = interval;	698	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
335	RETVAL->abstime = 1;	699	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
336	if (!ix) e_start (RETVAL);	700	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		701	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		702	if (!ix) START (periodic, w);
		703	}
337	OUTPUT:	704	OUTPUT:
338	RETVAL	705	RETVAL
339		706
340	Event signal (SV *signal, SV *cb)	707	ev_signal *signal (SV *signal, SV *cb)
341	ALIAS:	708	ALIAS:
342	signal_ns = 1	709	signal_ns = 1
343	CODE:	710	CODE:
344	RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb);	711	{
		712	Signal signum = s_signum (signal);
		713	CHECK_SIG (signal, signum);
		714
		715	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		716	ev_signal_set (RETVAL, signum);
		717	if (!ix) START_SIGNAL (RETVAL);
		718	}
		719	OUTPUT:
		720	RETVAL
		721
		722	ev_idle *idle (SV *cb)
		723	ALIAS:
		724	idle_ns = 1
		725	CODE:
		726	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		727	ev_idle_set (RETVAL);
		728	if (!ix) START (idle, RETVAL);
		729	OUTPUT:
		730	RETVAL
		731
		732	ev_prepare *prepare (SV *cb)
		733	ALIAS:
		734	prepare_ns = 1
		735	CODE:
		736	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		737	ev_prepare_set (RETVAL);
		738	if (!ix) START (prepare, RETVAL);
		739	OUTPUT:
		740	RETVAL
		741
		742	ev_check *check (SV *cb)
		743	ALIAS:
		744	check_ns = 1
		745	CODE:
		746	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		747	ev_check_set (RETVAL);
		748	if (!ix) START (check, RETVAL);
		749	OUTPUT:
		750	RETVAL
		751
		752	ev_fork *fork (SV *cb)
		753	ALIAS:
		754	fork_ns = 1
		755	CODE:
		756	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		757	ev_fork_set (RETVAL);
		758	if (!ix) START (fork, RETVAL);
		759	OUTPUT:
		760	RETVAL
		761
		762	#if CLEANUP_ENABLED
		763
		764	ev_cleanup *cleanup (SV *cb)
		765	ALIAS:
		766	cleanup_ns = 1
		767	CODE:
		768	RETVAL = e_new (sizeof (ev_cleanup), cb, default_loop_sv);
		769	SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
		770	ev_cleanup_set (RETVAL);
		771	if (!ix) START (cleanup, RETVAL);
		772	OUTPUT:
		773	RETVAL
		774
		775	#endif
		776
		777	ev_child *child (int pid, int trace, SV *cb)
		778	ALIAS:
		779	child_ns = 1
		780	CODE:
		781	#if EV_CHILD_ENABLE
		782	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		783	ev_child_set (RETVAL, pid, trace);
		784	if (!ix) START (child, RETVAL);
		785	#else
		786	croak ("EV::child watchers not supported on this platform");
		787	#endif
		788	OUTPUT:
		789	RETVAL
		790
		791
		792	ev_stat *stat (SV *path, NV interval, SV *cb)
		793	ALIAS:
		794	stat_ns = 1
		795	CODE:
		796	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		797	e_fh (RETVAL) = newSVsv (path);
		798	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
345	if (!ix) e_start (RETVAL);	799	if (!ix) START (stat, RETVAL);
346	OUTPUT:	800	OUTPUT:
347	RETVAL	801	RETVAL
		802
		803	#ifndef EV_NO_LOOPS
		804
		805	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		806	ALIAS:
		807	embed_ns = 1
		808	CODE:
		809	{
		810	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		811	croak ("passed loop is not embeddable via EV::embed,");
		812
		813	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		814	e_fh (RETVAL) = newSVsv (ST (0));
		815	ev_embed_set (RETVAL, loop);
		816	if (!ix) START (embed, RETVAL);
		817	}
		818	OUTPUT:
		819	RETVAL
		820
		821	#endif
		822
		823	ev_async *async (SV *cb)
		824	ALIAS:
		825	async_ns = 1
		826	CODE:
		827	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		828	ev_async_set (RETVAL);
		829	if (!ix) START (async, RETVAL);
		830	OUTPUT:
		831	RETVAL
		832
		833	void once (SV *fh, int events, SV *timeout, SV *cb)
		834	CODE:
		835	ev_once (
		836	evapi.default_loop,
		837	s_fileno (fh, events & EV_WRITE), events,
		838	SvOK (timeout) ? SvNV (timeout) : -1.,
		839	e_once_cb,
		840	newSVsv (cb)
		841	);
348		842
349	PROTOTYPES: DISABLE	843	PROTOTYPES: DISABLE
350		844
351
352	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
353
354	Base new ()
355	CODE:
356	RETVAL = event_init ();
357	OUTPUT:
358	RETVAL
359
360	int event_base_dispatch (Base base)
361
362	int event_base_loop (Base base, int flags = 0)
363
364	int event_base_loopexit (Base base, double after)
365	CODE:
366	{
367	struct timeval tv;
368	tv.tv_sec = (long)after;
369	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
370	event_base_loopexit (base, &tv);
371	}
372
373	int event_base_priority_init (Base base, int npri)
374
375	void event_base_set (Base base, Event ev)
376	C_ARGS: base, &ev->ev
377
378	void DESTROY (Base base)
379	CODE:
380	/*event_base_free (base);*/ /* causes too many problems */
381
382
383	MODULE = EV PACKAGE = EV::Event PREFIX = event_	845	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
384		846
385	int event_priority_set (Event ev, int pri)	847	int ev_is_active (ev_watcher *w)
386	C_ARGS: &ev->ev, pri
387		848
388	int event_add (Event ev, double timeout = TIMEOUT_NONE)	849	int ev_is_pending (ev_watcher *w)
389	CODE:
390	ev->timeout = timeout;
391	ev->abstime = 0;
392	RETVAL = e_start (ev);
393	OUTPUT:
394	RETVAL
395		850
396	int event_start (Event ev)	851	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
397	CODE:	852	C_ARGS: e_loop (w), w, revents
398	RETVAL = e_start (ev);
399	OUTPUT:
400	RETVAL
401		853
402	int event_del (Event ev)	854	int ev_clear_pending (ev_watcher *w)
403	ALIAS:	855	C_ARGS: e_loop (w), w
404	stop = 0
405	CODE:
406	RETVAL = e_stop (ev);
407	OUTPUT:
408	RETVAL
409		856
410	void DESTROY (Event ev)	857	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
411	CODE:	858	C_ARGS: e_loop (w), w, revents
412	e_stop (ev);
413	SvREFCNT_dec (ev->cb);
414	SvREFCNT_dec (ev->fh);
415		859
		860	int keepalive (ev_watcher *w, int new_value = 0)
		861	CODE:
		862	{
		863	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		864	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		865
		866	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		867	{
		868	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		869	REF (w);
		870	UNREF (w);
		871	}
		872	}
		873	OUTPUT:
		874	RETVAL
		875
416	SV *cb (Event ev, SV *new_cb = 0)	876	SV *cb (ev_watcher *w, SV *new_cb = 0)
417	CODE:	877	CODE:
418	RETVAL = newSVsv (ev->cb);	878	{
419	if (items > 1)
420	sv_setsv (ev->cb, new_cb);
421	OUTPUT:
422	RETVAL
423
424	SV *fh (Event ev, SV *new_fh = 0)
425	ALIAS:
426	signal = 0
427	CODE:
428	RETVAL = newSVsv (ev->fh);
429	if (items > 1)	879	if (items > 1)
430	{	880	{
431	if (ev->active) event_del (&ev->ev);	881	new_cb = s_get_cv_croak (new_cb);
432	sv_setsv (ev->fh, new_fh);	882	RETVAL = newRV_noinc (w->cb_sv);
433	ev->ev.ev_fd = sv_fileno (ev->fh);	883	w->cb_sv = SvREFCNT_inc (new_cb);
434	if (ev->active) event_add (&ev->ev, e_tv (ev));
435	}	884	}
		885	else
		886	RETVAL = newRV_inc (w->cb_sv);
		887	}
436	OUTPUT:	888	OUTPUT:
437	RETVAL	889	RETVAL
438		890
439	short events (Event ev, short new_events = EV_UNDEF)	891	SV *data (ev_watcher *w, SV *new_data = 0)
440	CODE:	892	CODE:
441	RETVAL = ev->ev.ev_events;	893	{
		894	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
		895
442	if (items > 1)	896	if (items > 1)
443	{	897	{
444	if (ev->active) event_del (&ev->ev);	898	SvREFCNT_dec (w->data);
445	ev->ev.ev_events = new_events;	899	w->data = newSVsv (new_data);
446	if (ev->active) event_add (&ev->ev, e_tv (ev));
447	}	900	}
		901	}
448	OUTPUT:	902	OUTPUT:
449	RETVAL	903	RETVAL
450		904
451	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	905	SV *loop (ev_watcher *w)
452	CODE:	906	CODE:
453	RETVAL = ev->timeout;	907	RETVAL = newRV_inc (w->loop);
		908	OUTPUT:
		909	RETVAL
		910
		911	int priority (ev_watcher *w, int new_priority = 0)
		912	CODE:
		913	{
		914	RETVAL = w->priority;
		915
454	if (items > 1)	916	if (items > 1)
455	{	917	{
456	if (ev->active) event_del (&ev->ev);	918	int active = ev_is_active (w);
457	ev->timeout = new_timeout;	919
458	ev->interval = repeat;	920	if (active)
459	ev->abstime = 0;	921	{
460	if (ev->active) event_add (&ev->ev, e_tv (ev));	922	/* grrr. */
		923	PUSHMARK (SP);
		924	XPUSHs (ST (0));
		925	PUTBACK;
		926	call_method ("stop", G_DISCARD | G_VOID);
		927	}
		928
		929	ev_set_priority (w, new_priority);
		930
		931	if (active)
		932	{
		933	PUSHMARK (SP);
		934	XPUSHs (ST (0));
		935	PUTBACK;
		936	call_method ("start", G_DISCARD | G_VOID);
		937	}
461	}	938	}
		939	}
462	OUTPUT:	940	OUTPUT:
463	RETVAL	941	RETVAL
464		942
465	void timeout_abs (Event ev, double at, double interval = 0.)
466	CODE:
467	if (ev->active) event_del (&ev->ev);
468	ev->timeout = at;
469	ev->interval = interval;
470	ev->abstime = 1;
471	if (ev->active) event_add (&ev->ev, e_tv (ev));
472
473
474	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	943	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
475		944
476	BOOT:	945	void ev_io_start (ev_io *w)
477	{	946	CODE:
478	HV *stash = gv_stashpv ("EV::DNS", 1);	947	START (io, w);
479		948
480	static const struct {	949	void ev_io_stop (ev_io *w)
481	const char *name;	950	CODE:
482	IV iv;	951	STOP (io, w);
483	} *civ, const_iv[] = {
484	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
485	const_iv (DNS_, ERR_NONE)
486	const_iv (DNS_, ERR_FORMAT)
487	const_iv (DNS_, ERR_SERVERFAILED)
488	const_iv (DNS_, ERR_NOTEXIST)
489	const_iv (DNS_, ERR_NOTIMPL)
490	const_iv (DNS_, ERR_REFUSED)
491	const_iv (DNS_, ERR_TRUNCATED)
492	const_iv (DNS_, ERR_UNKNOWN)
493	const_iv (DNS_, ERR_TIMEOUT)
494	const_iv (DNS_, ERR_SHUTDOWN)
495	const_iv (DNS_, IPv4_A)
496	const_iv (DNS_, PTR)
497	const_iv (DNS_, IPv6_AAAA)
498	const_iv (DNS_, QUERY_NO_SEARCH)
499	const_iv (DNS_, OPTION_SEARCH)
500	const_iv (DNS_, OPTION_NAMESERVERS)
501	const_iv (DNS_, OPTION_MISC)
502	const_iv (DNS_, OPTIONS_ALL)
503	const_iv (DNS_, NO_SEARCH)
504	};
505		952
506	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	953	void DESTROY (ev_io *w)
507	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	954	CODE:
508	}	955	STOP (io, w);
		956	e_destroy (w);
509		957
510	int evdns_init ()	958	void set (ev_io *w, SV *fh, int events)
		959	CODE:
		960	{
		961	int fd = s_fileno (fh, events & EV_WRITE);
		962	CHECK_FD (fh, fd);
511		963
512	void evdns_shutdown (int fail_requests = 1)	964	sv_setsv (e_fh (w), fh);
		965	RESET (io, w, (w, fd, events));
		966	}
513		967
514	const char *evdns_err_to_string (int err)	968	SV *fh (ev_io *w, SV *new_fh = 0)
		969	CODE:
		970	{
		971	if (items > 1)
		972	{
		973	int fd = s_fileno (new_fh, w->events & EV_WRITE);
		974	CHECK_FD (new_fh, fd);
515		975
516	int evdns_nameserver_add (U32 address)	976	RETVAL = e_fh (w);
		977	e_fh (w) = newSVsv (new_fh);
517		978
518	int evdns_count_nameservers ()	979	RESET (io, w, (w, fd, w->events));
		980	}
		981	else
		982	RETVAL = newSVsv (e_fh (w));
		983	}
		984	OUTPUT:
		985	RETVAL
519		986
520	int evdns_clear_nameservers_and_suspend ()	987	int events (ev_io *w, int new_events = EV_UNDEF)
		988	CODE:
		989	{
		990	RETVAL = w->events;
521		991
522	int evdns_resume ()	992	if (items > 1)
		993	RESET (io, w, (w, w->fd, new_events));
		994	}
		995	OUTPUT:
		996	RETVAL
523		997
524	int evdns_nameserver_ip_add (char *ip_as_string)	998	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
525		999
526	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	1000	void ev_signal_start (ev_signal *w)
527	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	1001	CODE:
		1002	START_SIGNAL (w);
528		1003
529	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)	1004	void ev_signal_stop (ev_signal *w)
530	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	1005	CODE:
		1006	STOP (signal, w);
531		1007
532	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)	1008	void DESTROY (ev_signal *w)
533	ALIAS:	1009	CODE:
534	evdns_resolve_reverse_ipv6 = 1	1010	STOP (signal, w);
		1011	e_destroy (w);
		1012
		1013	void set (ev_signal *w, SV *signal)
		1014	CODE:
		1015	{
		1016	Signal signum = s_signum (signal);
		1017	CHECK_SIG (signal, signum);
		1018
		1019	RESET_SIGNAL (w, (w, signum));
		1020	}
		1021
		1022	int signal (ev_signal *w, SV *new_signal = 0)
		1023	CODE:
		1024	{
		1025	RETVAL = w->signum;
		1026
		1027	if (items > 1)
		1028	{
		1029	Signal signum = s_signum (new_signal);
		1030	CHECK_SIG (new_signal, signum);
		1031
		1032	RESET_SIGNAL (w, (w, signum));
		1033	}
		1034	}
		1035	OUTPUT:
		1036	RETVAL
		1037
		1038	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
		1039
		1040	void ev_timer_start (ev_timer *w)
		1041	INIT:
		1042	CHECK_REPEAT (w->repeat);
		1043	CODE:
		1044	START (timer, w);
		1045
		1046	void ev_timer_stop (ev_timer *w)
		1047	CODE:
		1048	STOP (timer, w);
		1049
		1050	void ev_timer_again (ev_timer *w, NV repeat = NO_INIT)
535	CODE:	1051	CODE:
536	{	1052	if (items > 1)
537	STRLEN len;	1053	w->repeat = repeat;
538	char *data = SvPVbyte (addr, len);	1054	CHECK_REPEAT (w->repeat);
539	if (len != (ix ? 16 : 4))	1055	ev_timer_again (e_loop (w), w);
540	croak ("ipv4/ipv6 address to resolve must be given as 4/16 byte octet string");	1056	UNREF (w);
541		1057
		1058	NV ev_timer_remaining (ev_timer *w)
		1059	C_ARGS: e_loop (w), w
		1060
		1061	void DESTROY (ev_timer *w)
		1062	CODE:
		1063	STOP (timer, w);
		1064	e_destroy (w);
		1065
		1066	void set (ev_timer *w, NV after, NV repeat = 0.)
		1067	INIT:
		1068	CHECK_REPEAT (repeat);
		1069	CODE:
		1070	RESET (timer, w, (w, after, repeat));
		1071
		1072	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		1073
		1074	void ev_periodic_start (ev_periodic *w)
		1075	INIT:
		1076	CHECK_REPEAT (w->interval);
		1077	CODE:
		1078	START (periodic, w);
		1079
		1080	void ev_periodic_stop (ev_periodic *w)
		1081	CODE:
		1082	STOP (periodic, w);
		1083
		1084	void ev_periodic_again (ev_periodic *w)
		1085	CODE:
		1086	ev_periodic_again (e_loop (w), w);
		1087	UNREF (w);
		1088
		1089	void DESTROY (ev_periodic *w)
		1090	CODE:
		1091	STOP (periodic, w);
		1092	e_destroy (w);
		1093
		1094	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		1095	INIT:
		1096	CHECK_REPEAT (interval);
		1097	CODE:
		1098	{
		1099	SvREFCNT_dec (e_fh (w));
		1100	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1101
		1102	RESET (periodic, w, (w, at, interval, e_fh (w) ? e_periodic_cb : 0));
		1103	}
		1104
		1105	NV at (ev_periodic *w)
		1106	CODE:
		1107	RETVAL = ev_periodic_at (w);
		1108	OUTPUT:
		1109	RETVAL
		1110
		1111	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
		1112
		1113	void ev_idle_start (ev_idle *w)
		1114	CODE:
		1115	START (idle, w);
		1116
		1117	void ev_idle_stop (ev_idle *w)
		1118	CODE:
		1119	STOP (idle, w);
		1120
		1121	void DESTROY (ev_idle *w)
		1122	CODE:
		1123	STOP (idle, w);
		1124	e_destroy (w);
		1125
		1126	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1127
		1128	void ev_prepare_start (ev_prepare *w)
		1129	CODE:
		1130	START (prepare, w);
		1131
		1132	void ev_prepare_stop (ev_prepare *w)
		1133	CODE:
		1134	STOP (prepare, w);
		1135
		1136	void DESTROY (ev_prepare *w)
		1137	CODE:
		1138	STOP (prepare, w);
		1139	e_destroy (w);
		1140
		1141	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1142
		1143	void ev_check_start (ev_check *w)
		1144	CODE:
		1145	START (check, w);
		1146
		1147	void ev_check_stop (ev_check *w)
		1148	CODE:
		1149	STOP (check, w);
		1150
		1151	void DESTROY (ev_check *w)
		1152	CODE:
		1153	STOP (check, w);
		1154	e_destroy (w);
		1155
		1156	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1157
		1158	void ev_fork_start (ev_fork *w)
		1159	CODE:
		1160	START (fork, w);
		1161
		1162	void ev_fork_stop (ev_fork *w)
		1163	CODE:
		1164	STOP (fork, w);
		1165
		1166	void DESTROY (ev_fork *w)
		1167	CODE:
		1168	STOP (fork, w);
		1169	e_destroy (w);
		1170
		1171	#if CLEANUP_ENABLED
		1172
		1173	MODULE = EV PACKAGE = EV::Cleanup PREFIX = ev_cleanup_
		1174
		1175	void ev_cleanup_start (ev_cleanup *w)
		1176	CODE:
		1177	START (cleanup, w);
		1178
		1179	void ev_cleanup_stop (ev_cleanup *w)
		1180	CODE:
		1181	STOP (cleanup, w);
		1182
		1183	void DESTROY (ev_cleanup *w)
		1184	CODE:
		1185	STOP (cleanup, w);
		1186	SvREFCNT_inc (w->loop); /* has been dec'ed on creation */
		1187	e_destroy (w);
		1188
		1189	int keepalive (ev_watcher *w, SV *new_value = 0)
		1190	CODE:
542	RETVAL = ix	1191	RETVAL = 1;
543	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
544	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
545	}
546	OUTPUT:	1192	OUTPUT:
547	RETVAL	1193	RETVAL
548
549	int evdns_set_option (char *option, char *val, int flags)
550
551	int evdns_resolv_conf_parse (int flags, const char *filename)
552
553	#ifdef MS_WINDOWS
554
555	int evdns_config_windows_nameservers ()
556		1194
557	#endif	1195	#endif
558		1196
559	void evdns_search_clear ()	1197	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
560		1198
561	void evdns_search_add (char *domain)	1199	#if EV_CHILD_ENABLE
562		1200
563	void evdns_search_ndots_set (int ndots)	1201	void ev_child_start (ev_child *w)
		1202	CODE:
		1203	START (child, w);
564		1204
		1205	void ev_child_stop (ev_child *w)
		1206	CODE:
		1207	STOP (child, w);
565		1208
		1209	void DESTROY (ev_child *w)
		1210	CODE:
		1211	STOP (child, w);
		1212	e_destroy (w);
		1213
		1214	void set (ev_child *w, int pid, int trace)
		1215	CODE:
		1216	RESET (child, w, (w, pid, trace));
		1217
		1218	int pid (ev_child *w)
		1219	ALIAS:
		1220	rpid = 1
		1221	rstatus = 2
		1222	CODE:
		1223	RETVAL = ix == 0 ? w->pid
		1224	: ix == 1 ? w->rpid
		1225	: w->rstatus;
		1226	OUTPUT:
		1227	RETVAL
		1228
		1229	#endif
		1230
		1231	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1232
		1233	void ev_stat_start (ev_stat *w)
		1234	CODE:
		1235	START (stat, w);
		1236
		1237	void ev_stat_stop (ev_stat *w)
		1238	CODE:
		1239	STOP (stat, w);
		1240
		1241	void DESTROY (ev_stat *w)
		1242	CODE:
		1243	STOP (stat, w);
		1244	e_destroy (w);
		1245
		1246	void set (ev_stat *w, SV *path, NV interval)
		1247	CODE:
		1248	{
		1249	sv_setsv (e_fh (w), path);
		1250	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval));
		1251	}
		1252
		1253	SV *path (ev_stat *w, SV *new_path = 0)
		1254	CODE:
		1255	{
		1256	RETVAL = SvREFCNT_inc (e_fh (w));
		1257
		1258	if (items > 1)
		1259	{
		1260	SvREFCNT_dec (e_fh (w));
		1261	e_fh (w) = newSVsv (new_path);
		1262	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval));
		1263	}
		1264	}
		1265	OUTPUT:
		1266	RETVAL
		1267
		1268	NV interval (ev_stat *w, NV new_interval = 0.)
		1269	CODE:
		1270	{
		1271	RETVAL = w->interval;
		1272
		1273	if (items > 1)
		1274	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), new_interval));
		1275	}
		1276	OUTPUT:
		1277	RETVAL
		1278
		1279	void prev (ev_stat *w)
		1280	ALIAS:
		1281	stat = 1
		1282	attr = 2
		1283	PPCODE:
		1284	{
		1285	ev_statdata *s = ix ? &w->attr : &w->prev;
		1286
		1287	if (ix == 1)
		1288	ev_stat_stat (e_loop (w), w);
		1289	else if (!s->st_nlink)
		1290	errno = ENOENT;
		1291
		1292	PL_statcache.st_dev = s->st_nlink;
		1293	PL_statcache.st_ino = s->st_ino;
		1294	PL_statcache.st_mode = s->st_mode;
		1295	PL_statcache.st_nlink = s->st_nlink;
		1296	PL_statcache.st_uid = s->st_uid;
		1297	PL_statcache.st_gid = s->st_gid;
		1298	PL_statcache.st_rdev = s->st_rdev;
		1299	PL_statcache.st_size = s->st_size;
		1300	PL_statcache.st_atime = s->st_atime;
		1301	PL_statcache.st_mtime = s->st_mtime;
		1302	PL_statcache.st_ctime = s->st_ctime;
		1303
		1304	if (GIMME_V == G_SCALAR)
		1305	XPUSHs (boolSV (s->st_nlink));
		1306	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1307	{
		1308	EXTEND (SP, 13);
		1309	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1310	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1311	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1312	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1313	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1314	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1315	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1316	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1317	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1318	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1319	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1320	PUSHs (sv_2mortal (newSVuv (4096)));
		1321	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1322	}
		1323	}
		1324
		1325	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1326
		1327	void ev_embed_start (ev_embed *w)
		1328	CODE:
		1329	START (embed, w);
		1330
		1331	void ev_embed_stop (ev_embed *w)
		1332	CODE:
		1333	STOP (embed, w);
		1334
		1335	void DESTROY (ev_embed *w)
		1336	CODE:
		1337	STOP (embed, w);
		1338	e_destroy (w);
		1339
		1340	void set (ev_embed *w, struct ev_loop *loop)
		1341	CODE:
		1342	{
		1343	sv_setsv (e_fh (w), ST (1));
		1344	RESET (embed, w, (w, loop));
		1345	}
		1346
		1347	SV *other (ev_embed *w)
		1348	CODE:
		1349	RETVAL = newSVsv (e_fh (w));
		1350	OUTPUT:
		1351	RETVAL
		1352
		1353	void ev_embed_sweep (ev_embed *w)
		1354	C_ARGS: e_loop (w), w
		1355
		1356	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1357
		1358	void ev_async_start (ev_async *w)
		1359	CODE:
		1360	START (async, w);
		1361
		1362	void ev_async_stop (ev_async *w)
		1363	CODE:
		1364	STOP (async, w);
		1365
		1366	void DESTROY (ev_async *w)
		1367	CODE:
		1368	STOP (async, w);
		1369	e_destroy (w);
		1370
		1371	void ev_async_send (ev_async *w)
		1372	C_ARGS: e_loop (w), w
		1373
		1374	SV *ev_async_async_pending (ev_async *w)
		1375	CODE:
		1376	RETVAL = boolSV (ev_async_pending (w));
		1377	OUTPUT:
		1378	RETVAL
		1379
		1380	#ifndef EV_NO_LOOPS
		1381
566	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_	1382	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
567		1383
568	BOOT:	1384	SV *new (SV *klass, unsigned int flags = 0)
		1385	CODE:
569	{	1386	{
570	HV *stash = gv_stashpv ("EV::HTTP", 1);	1387	struct ev_loop *loop = ev_loop_new (flags);
571		1388
572	static const struct {	1389	if (!loop)
573	const char *name;	1390	XSRETURN_UNDEF;
574	IV iv;
575	} *civ, const_iv[] = {
576	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
577	const_iv (HTTP_, OK)
578	const_iv (HTTP_, NOCONTENT)
579	const_iv (HTTP_, MOVEPERM)
580	const_iv (HTTP_, MOVETEMP)
581	const_iv (HTTP_, NOTMODIFIED)
582	const_iv (HTTP_, BADREQUEST)
583	const_iv (HTTP_, NOTFOUND)
584	const_iv (HTTP_, SERVUNAVAIL)
585	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
586	const_iv (EVHTTP_, PROXY_REQUEST)
587	const_iv (EVHTTP_, REQ_GET)
588	const_iv (EVHTTP_, REQ_POST)
589	const_iv (EVHTTP_, REQ_HEAD)
590	const_iv (EVHTTP_, REQUEST)
591	const_iv (EVHTTP_, RESPONSE)
592	};
593		1391
594	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1392	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
595	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
596	}	1393	}
		1394	OUTPUT:
		1395	RETVAL
597		1396
598	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1397	void DESTROY (struct ev_loop *loop)
		1398	CODE:
		1399	/* 1. the default loop shouldn't be freed by destroying it's perl loop object */
		1400	/* 2. not doing so helps avoid many global destruction bugs in perl, too */
		1401	if (loop != evapi.default_loop)
		1402	ev_loop_destroy (loop);
599		1403
600	#HttpRequest new (SV *klass, SV *cb)	1404	void ev_loop_fork (struct ev_loop *loop)
601		1405
602	#void DESTROY (struct evhttp_request *req);	1406	NV ev_now (struct ev_loop *loop)
603		1407
		1408	void ev_now_update (struct ev_loop *loop)
604		1409
		1410	void ev_suspend (struct ev_loop *loop)
605		1411
		1412	void ev_resume (struct ev_loop *loop)
606		1413
		1414	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
607		1415
		1416	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
608		1417
		1418	unsigned int ev_backend (struct ev_loop *loop)
609		1419
		1420	void ev_verify (struct ev_loop *loop)
		1421	ALIAS:
		1422	loop_verify = 1
610		1423
		1424	unsigned int ev_iteration (struct ev_loop *loop)
		1425	ALIAS:
		1426	loop_count = 1
		1427
		1428	unsigned int ev_depth (struct ev_loop *loop)
		1429	ALIAS:
		1430	loop_depth = 1
		1431
		1432	int ev_run (struct ev_loop *loop, int flags = 0)
		1433	ALIAS:
		1434	loop = 1
		1435
		1436	void ev_break (struct ev_loop *loop, int how = 1)
		1437	ALIAS:
		1438	unloop = 1
		1439
		1440	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1441
		1442	unsigned int ev_pending_count (struct ev_loop *loop)
		1443
		1444	void ev_invoke_pending (struct ev_loop *loop)
		1445
		1446	#if 0
		1447
		1448	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1449	CODE:
		1450	{
		1451	Signal signum = s_signum (signal);
		1452	CHECK_SIG (signal, signum);
		1453
		1454	ev_feed_signal_event (loop, signum);
		1455	}
		1456
		1457	#endif
		1458
		1459	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
		1460	ALIAS:
		1461	io_ns = 1
		1462	CODE:
		1463	{
		1464	int fd = s_fileno (fh, events & EV_WRITE);
		1465	CHECK_FD (fh, fd);
		1466
		1467	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
		1468	e_fh (RETVAL) = newSVsv (fh);
		1469	ev_io_set (RETVAL, fd, events);
		1470	if (!ix) START (io, RETVAL);
		1471	}
		1472	OUTPUT:
		1473	RETVAL
		1474
		1475	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1476	ALIAS:
		1477	timer_ns = 1
		1478	INIT:
		1479	CHECK_REPEAT (repeat);
		1480	CODE:
		1481	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1482	ev_timer_set (RETVAL, after, repeat);
		1483	if (!ix) START (timer, RETVAL);
		1484	OUTPUT:
		1485	RETVAL
		1486
		1487	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1488	ALIAS:
		1489	periodic_ns = 1
		1490	INIT:
		1491	CHECK_REPEAT (interval);
		1492	CODE:
		1493	{
		1494	ev_periodic *w;
		1495	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1496	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1497	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		1498	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1499	if (!ix) START (periodic, w);
		1500	}
		1501	OUTPUT:
		1502	RETVAL
		1503
		1504	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1505	ALIAS:
		1506	signal_ns = 1
		1507	CODE:
		1508	{
		1509	Signal signum = s_signum (signal);
		1510	CHECK_SIG (signal, signum);
		1511
		1512	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1513	ev_signal_set (RETVAL, signum);
		1514	if (!ix) START_SIGNAL (RETVAL);
		1515	}
		1516	OUTPUT:
		1517	RETVAL
		1518
		1519	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1520	ALIAS:
		1521	idle_ns = 1
		1522	CODE:
		1523	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1524	ev_idle_set (RETVAL);
		1525	if (!ix) START (idle, RETVAL);
		1526	OUTPUT:
		1527	RETVAL
		1528
		1529	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1530	ALIAS:
		1531	prepare_ns = 1
		1532	CODE:
		1533	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1534	ev_prepare_set (RETVAL);
		1535	if (!ix) START (prepare, RETVAL);
		1536	OUTPUT:
		1537	RETVAL
		1538
		1539	ev_check *check (struct ev_loop *loop, SV *cb)
		1540	ALIAS:
		1541	check_ns = 1
		1542	CODE:
		1543	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1544	ev_check_set (RETVAL);
		1545	if (!ix) START (check, RETVAL);
		1546	OUTPUT:
		1547	RETVAL
		1548
		1549	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1550	ALIAS:
		1551	fork_ns = 1
		1552	CODE:
		1553	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1554	ev_fork_set (RETVAL);
		1555	if (!ix) START (fork, RETVAL);
		1556	OUTPUT:
		1557	RETVAL
		1558
		1559	#if CLEANUP_ENABLED
		1560
		1561	ev_cleanup *cleanup (struct ev_loop *loop, SV *cb)
		1562	ALIAS:
		1563	cleanup_ns = 1
		1564	CODE:
		1565	RETVAL = e_new (sizeof (ev_cleanup), cb, ST (0));
		1566	SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
		1567	ev_cleanup_set (RETVAL);
		1568	if (!ix) START (cleanup, RETVAL);
		1569	OUTPUT:
		1570	RETVAL
		1571
		1572	#endif
		1573
		1574	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1575	ALIAS:
		1576	child_ns = 1
		1577	CODE:
		1578	#if EV_CHILD_ENABLE
		1579	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1580	ev_child_set (RETVAL, pid, trace);
		1581	if (!ix) START (child, RETVAL);
		1582	#else
		1583	croak ("EV::child watchers not supported on this platform");
		1584	#endif
		1585	OUTPUT:
		1586	RETVAL
		1587
		1588	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1589	ALIAS:
		1590	stat_ns = 1
		1591	CODE:
		1592	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1593	e_fh (RETVAL) = newSVsv (path);
		1594	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
		1595	if (!ix) START (stat, RETVAL);
		1596	OUTPUT:
		1597	RETVAL
		1598
		1599	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1600	ALIAS:
		1601	embed_ns = 1
		1602	CODE:
		1603	{
		1604	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1605	croak ("passed loop is not embeddable via EV::embed,");
		1606
		1607	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1608	e_fh (RETVAL) = newSVsv (ST (1));
		1609	ev_embed_set (RETVAL, other);
		1610	if (!ix) START (embed, RETVAL);
		1611	}
		1612	OUTPUT:
		1613	RETVAL
		1614
		1615	ev_async *async (struct ev_loop *loop, SV *cb)
		1616	ALIAS:
		1617	async_ns = 1
		1618	CODE:
		1619	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1620	ev_async_set (RETVAL);
		1621	if (!ix) START (async, RETVAL);
		1622	OUTPUT:
		1623	RETVAL
		1624
		1625	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1626	CODE:
		1627	ev_once (
		1628	loop,
		1629	s_fileno (fh, events & EV_WRITE), events,
		1630	SvOK (timeout) ? SvNV (timeout) : -1.,
		1631	e_once_cb,
		1632	newSVsv (cb)
		1633	);
		1634
		1635	#endif
		1636

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