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Comparing EV/EV.xs (file contents):
Revision 1.13 by root, Mon Oct 29 18:33:02 2007 UTC vs.
Revision 1.163 by root, Wed Apr 3 23:46:45 2013 UTC

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

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