ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/EV/EV.xs

Comparing EV/EV.xs (file contents):
Revision 1.14 by root, Tue Oct 30 12:48:29 2007 UTC vs.
Revision 1.123 by root, Sat Apr 25 14:12:48 2009 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>
6	#include <netinet/in.h>	5	/*#include <netinet/in.h>*/
7		6
8	#include <sys/time.h>	7	/* fix perl api breakage */
9	#include <time.h>	8	#undef signal
10	#include <event.h>	9	#undef sigaction
11	#include <evdns.h>
12		10
13	/* workaround for evhttp.h requiring obscure bsd headers */	11	#define EV_PROTOTYPES 1
14	#ifndef TAILQ_ENTRY	12	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
15	#define TAILQ_ENTRY(type) \	13	#define EV_H <ev.h>
16	struct { \
17	struct type *tqe_next; /* next element */ \
18	struct type **tqe_prev; /* address of previous next element */ \
19	}
20	#endif /* !TAILQ_ENTRY */
21	#include <evhttp.h>
22
23	#define EV_NONE 0
24	#define EV_UNDEF -1
25
26	#define TIMEOUT_NONE HUGE_VAL
27
28	#include "EV/EVAPI.h"	14	#include "EV/EVAPI.h"
29		15
30	typedef struct event_base *Base;	16	#define EV_SELECT_IS_WINSOCKET 0
		17	#ifdef _WIN32
		18	# define EV_SELECT_USE_FD_SET 0
		19	# define NFDBITS PERL_NFDBITS
		20	# define fd_mask Perl_fd_mask
		21	#endif
		22	/* due to bugs in OS X we have to use libev/ explicitly here */
		23	#include "libev/ev.c"
		24
		25	#ifndef _WIN32
		26	# include <pthread.h>
		27	#endif
		28
		29	/* 5.10.0 */
		30	#ifndef SvREFCNT_inc_NN
		31	# define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv)
		32	#endif
		33
		34	/* 5.6.x */
		35	#ifndef SvRV_set
		36	# define SvRV_set(a,b) SvRV ((a)) = (b)
		37	#endif
		38
		39	#if __GNUC__ >= 3
		40	# define expect(expr,value) __builtin_expect ((expr),(value))
		41	#else
		42	# define expect(expr,value) (expr)
		43	#endif
		44
		45	#define expect_false(expr) expect ((expr) != 0, 0)
		46	#define expect_true(expr) expect ((expr) != 0, 1)
		47
		48	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop))
		49
		50	#define WFLAG_KEEPALIVE 1
		51	#define WFLAG_UNREFED 2 /* has been unref'ed */
		52
		53	#define UNREF(w) \
		54	if (!((w)->e_flags & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
		55	&& ev_is_active (w)) \
		56	{ \
		57	ev_unref (e_loop (w)); \
		58	(w)->e_flags |= WFLAG_UNREFED; \
		59	}
		60
		61	#define REF(w) \
		62	if ((w)->e_flags & WFLAG_UNREFED) \
		63	{ \
		64	(w)->e_flags &= ~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	static SV *default_loop_sv;
		91
33	static struct EVAPI evapi;	92	static struct EVAPI evapi;
34		93
35	static HV *stash_base, *stash_event;	94	static HV
		95	*stash_loop,
		96	*stash_watcher,
		97	*stash_io,
		98	*stash_timer,
		99	*stash_periodic,
		100	*stash_signal,
		101	*stash_child,
		102	*stash_stat,
		103	*stash_idle,
		104	*stash_prepare,
		105	*stash_check,
		106	*stash_embed,
		107	*stash_fork,
		108	*stash_async;
36		109
37	static double tv_get (struct timeval *tv)	110	#ifndef SIG_SIZE
38	{	111	/* kudos to Slaven Rezic for the idea */
39	return tv->tv_sec + tv->tv_usec * 1e-6;	112	static char sig_size [] = { SIG_NUM };
40	}	113	# define SIG_SIZE (sizeof (sig_size) + 1)
		114	#endif
41		115
42	static void tv_set (struct timeval *tv, double val)
43	{
44	tv->tv_sec = (long)val;
45	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);
46
47	}
48
49	static int	116	static Signal
50	sv_signum (SV *sig)	117	sv_signum (SV *sig)
51	{	118	{
52	int signum;	119	Signal signum;
53		120
54	if (SvIV (sig) > 0)	121	SvGETMAGIC (sig);
55	return SvIV (sig);
56		122
57	for (signum = 1; signum < SIG_SIZE; ++signum)	123	for (signum = 1; signum < SIG_SIZE; ++signum)
58	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))	124	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
59	return signum;	125	return signum;
60		126
		127	signum = SvIV (sig);
		128
		129	if (signum > 0 && signum < SIG_SIZE)
		130	return signum;
		131
61	return -1;	132	return -1;
62	}
63
64	static void
65	api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg)
66	{
67	if (timeout >= 0.)
68	{
69	struct timeval tv;
70	tv_set (&tv, timeout);
71	event_once (fd, events, cb, arg, &tv);
72	}
73	else
74	event_once (fd, events, cb, arg, 0);
75	}	133	}
76		134
77	/////////////////////////////////////////////////////////////////////////////	135	/////////////////////////////////////////////////////////////////////////////
78	// Event	136	// Event
79		137
80	typedef struct ev {	138	static void e_cb (EV_P_ ev_watcher *w, int revents);
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		139
90	static double	140	static int
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)	141	sv_fileno (SV *fh)
102	{	142	{
103	SvGETMAGIC (fh);	143	SvGETMAGIC (fh);
104		144
105	if (SvROK (fh))	145	if (SvROK (fh))
106	fh = SvRV (fh);	146	fh = SvRV (fh);
107		147
108	if (SvTYPE (fh) == SVt_PVGV)	148	if (SvTYPE (fh) == SVt_PVGV)
109	return PerlIO_fileno (IoIFP (sv_2io (fh)));	149	return PerlIO_fileno (IoIFP (sv_2io (fh)));
110		150
111	if (SvIOK (fh))	151	if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
112	return SvIV (fh);	152	return SvIV (fh);
113		153
114	return -1;	154	return -1;
115	}	155	}
116		156
117	static Event	157	static SV *
118	e_new (SV *fh, short events, SV *cb)	158	e_get_cv (SV *cb_sv)
119	{	159	{
120	int fd = sv_fileno (fh);	160	HV *st;
121	Event ev;	161	GV *gvp;
		162	CV *cv = sv_2cv (cb_sv, &st, &gvp, 0);
		163
		164	if (!cv)
		165	croak ("EV watcher callback must be a CODE reference");
		166
		167	return (SV *)cv;
		168	}
		169
		170	static void *
		171	e_new (int size, SV *cb_sv, SV *loop)
		172	{
		173	SV *cv = cb_sv ? e_get_cv (cb_sv) : 0;
		174	ev_watcher *w;
122	SV *self = NEWSV (0, sizeof (struct ev));	175	SV *self = NEWSV (0, size);
123	SvPOK_only (self);	176	SvPOK_only (self);
124	SvCUR_set (self, sizeof (struct ev));	177	SvCUR_set (self, size);
125		178
126	ev = (Event)SvPVX (self);	179	w = (ev_watcher *)SvPVX (self);
127		180
128	ev->fh = newSVsv (fh);	181	ev_init (w, cv ? e_cb : 0);
129	ev->cb = newSVsv (cb);	182
		183	w->loop = SvREFCNT_inc (SvRV (loop));
		184	w->e_flags = WFLAG_KEEPALIVE;
		185	w->data = 0;
		186	w->fh = 0;
		187	w->cb_sv = SvREFCNT_inc (cv);
130	ev->self = self;	188	w->self = self;
131	ev->timeout = TIMEOUT_NONE;
132	ev->interval = 0.;
133	ev->abstime = 0;
134	ev->active = 0;
135		189
136	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	190	return (void *)w;
137
138	return ev;
139	}	191	}
140		192
141	static struct timeval *	193	static void
142	e_tv (Event ev)	194	e_destroy (void *w_)
143	{	195	{
144	static struct timeval tv;	196	ev_watcher *w = (ev_watcher *)w_;
145	double to = ev->timeout;
146		197
147	if (to == TIMEOUT_NONE)	198	SvREFCNT_dec (w->loop ); w->loop = 0;
148	return 0;	199	SvREFCNT_dec (w->fh ); w->fh = 0;
149		200	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
150	if (ev->abstime)	201	SvREFCNT_dec (w->data ); w->data = 0;
151	{
152	double now = e_now ();
153
154	if (ev->interval)
155	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
156
157	to -= now;
158	}
159	else if (to < 0.)
160	to = 0.;
161
162	tv_set (&tv, to);
163
164	return &tv;
165	}	202	}
166		203
167	static SV *e_self (Event ev)	204	static SV *
		205	e_bless (ev_watcher *w, HV *stash)
168	{	206	{
169	SV *rv;	207	SV *rv;
170		208
171	if (SvOBJECT (ev->self))	209	if (SvOBJECT (w->self))
172	rv = newRV_inc (ev->self);	210	rv = newRV_inc (w->self);
173	else	211	else
174	{	212	{
175	rv = newRV_noinc (ev->self);	213	rv = newRV_noinc (w->self);
176	sv_bless (rv, stash_event);	214	sv_bless (rv, stash);
177	SvREADONLY_on (ev->self);	215	SvREADONLY_on (w->self);
178	}	216	}
179		217
180	return rv;	218	return rv;
181	}	219	}
182		220
183	static int	221	static SV *sv_self_cache, *sv_events_cache;
184	e_start (Event ev)
185	{
186	if (ev->active) event_del (&ev->ev);
187	ev->active = 1;
188	return event_add (&ev->ev, e_tv (ev));
189	}
190
191	static int e_stop (Event ev)
192	{
193	return ev->active
194	? (ev->active = 0), event_del (&ev->ev)
195	: 0;
196	}
197		222
198	static void	223	static void
199	e_cb (int fd, short events, void *arg)	224	e_cb (EV_P_ ev_watcher *w, int revents)
200	{	225	{
201	struct ev *ev = (struct ev*)arg;
202	dSP;	226	dSP;
203	I32 mark = SP - PL_stack_base;	227	I32 mark = SP - PL_stack_base;
204	SV *sv_self, *sv_events;	228	SV *sv_self, *sv_events;
205	static SV *sv_events_cache;
206		229
207	if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))	230	/* libev might have stopped the watcher */
208	ev->active = 0;	231	if (expect_false (w->e_flags & WFLAG_UNREFED)
		232	&& !ev_is_active (w))
		233	REF (w);
209		234
210	sv_self = e_self (ev);	235	if (expect_true (sv_self_cache))
		236	{
		237	sv_self = sv_self_cache; sv_self_cache = 0;
		238	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
		239	}
		240	else
		241	{
		242	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
		243	SvREADONLY_on (sv_self);
		244	}
211		245
212	if (sv_events_cache)	246	if (expect_true (sv_events_cache))
213	{	247	{
214	sv_events = sv_events_cache; sv_events_cache = 0;	248	sv_events = sv_events_cache; sv_events_cache = 0;
215	SvIV_set (sv_events, events);	249	SvIV_set (sv_events, revents);
216	}	250	}
217	else	251	else
		252	{
218	sv_events = newSViv (events);	253	sv_events = newSViv (revents);
		254	SvREADONLY_on (sv_events);
		255	}
219		256
220	PUSHMARK (SP);	257	PUSHMARK (SP);
221	EXTEND (SP, 2);	258	EXTEND (SP, 2);
222	PUSHs (sv_self);	259	PUSHs (sv_self);
223	PUSHs (sv_events);	260	PUSHs (sv_events);
		261
224	PUTBACK;	262	PUTBACK;
225	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	263	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
226	SP = PL_stack_base + mark; PUTBACK;
227		264
		265	if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
228	SvREFCNT_dec (sv_self);	266	SvREFCNT_dec (sv_self);
		267	else
		268	{
		269	SvREFCNT_dec (SvRV (sv_self));
		270	SvRV_set (sv_self, &PL_sv_undef);
		271	sv_self_cache = sv_self;
		272	}
		273
		274	if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
		275	SvREFCNT_dec (sv_events);
		276	else
		277	sv_events_cache = sv_events;
		278
		279	if (expect_false (SvTRUE (ERRSV)))
		280	{
		281	SPAGAIN;
		282	PUSHMARK (SP);
		283	PUTBACK;
		284	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		285	}
		286
		287	SP = PL_stack_base + mark;
		288	PUTBACK;
		289	}
		290
		291	static void
		292	e_once_cb (int revents, void *arg)
		293	{
		294	dSP;
		295	I32 mark = SP - PL_stack_base;
		296	SV *sv_events;
		297
		298	if (sv_events_cache)
		299	{
		300	sv_events = sv_events_cache; sv_events_cache = 0;
		301	SvIV_set (sv_events, revents);
		302	}
		303	else
		304	sv_events = newSViv (revents);
		305
		306	PUSHMARK (SP);
		307	XPUSHs (sv_events);
		308
		309	PUTBACK;
		310	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		311
		312	SvREFCNT_dec ((SV *)arg);
229		313
230	if (sv_events_cache)	314	if (sv_events_cache)
231	SvREFCNT_dec (sv_events);	315	SvREFCNT_dec (sv_events);
232	else	316	else
233	sv_events_cache = sv_events;	317	sv_events_cache = sv_events;
234		318
235	if (ev->interval && !ev->active)	319	if (SvTRUE (ERRSV))
236	e_start (ev);	320	{
		321	SPAGAIN;
		322	PUSHMARK (SP);
		323	PUTBACK;
		324	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		325	}
		326
		327	SP = PL_stack_base + mark;
		328	PUTBACK;
		329	}
		330
		331	static ev_tstamp
		332	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		333	{
		334	ev_tstamp retval;
		335	int count;
		336	dSP;
		337
		338	ENTER;
		339	SAVETMPS;
		340
		341	PUSHMARK (SP);
		342	EXTEND (SP, 2);
		343	PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
		344	PUSHs (newSVnv (now));
		345
		346	PUTBACK;
		347	count = call_sv (w->fh, G_SCALAR | G_EVAL);
		348	SPAGAIN;
237		349
238	if (SvTRUE (ERRSV))	350	if (SvTRUE (ERRSV))
239	{	351	{
240	PUSHMARK (SP);	352	PUSHMARK (SP);
241	PUTBACK;	353	PUTBACK;
242	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);	354	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
243	SP = PL_stack_base + mark; PUTBACK;	355	SPAGAIN;
244	}	356	}
245	}
246		357
247	/////////////////////////////////////////////////////////////////////////////	358	if (count > 0)
248	// DNS
249
250	static void
251	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
252	{
253	dSP;
254	SV *cb = (SV *)arg;
255
256	ENTER;
257	SAVETMPS;
258	PUSHMARK (SP);
259	EXTEND (SP, count + 3);
260	PUSHs (sv_2mortal (newSViv (result)));
261
262	if (result == DNS_ERR_NONE && ttl >= 0)
263	{	359	{
264	int i;	360	retval = SvNV (TOPs);
265		361
266	PUSHs (sv_2mortal (newSViv (type)));	362	if (retval < now)
267	PUSHs (sv_2mortal (newSViv (ttl)));	363	retval = now;
268
269	for (i = 0; i < count; ++i)
270	switch (type)
271	{
272	case DNS_IPv6_AAAA:
273	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
274	break;
275	case DNS_IPv4_A:
276	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
277	break;
278	case DNS_PTR:
279	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
280	break;
281	}
282	}	364	}
283		365	else
284	PUTBACK;	366	retval = now;
285	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
286		367
287	FREETMPS;	368	FREETMPS;
288
289	if (SvTRUE (ERRSV))
290	{
291	PUSHMARK (SP);
292	PUTBACK;
293	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
294	}
295
296	LEAVE;	369	LEAVE;
		370
		371	return retval;
297	}	372	}
		373
		374	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		375	croak (# repeat " value must be >= 0");
		376
		377	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		378	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		379
		380	#define CHECK_SIG(sv,num) if ((num) < 0) \
		381	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
298		382
299	/////////////////////////////////////////////////////////////////////////////	383	/////////////////////////////////////////////////////////////////////////////
300	// XS interface functions	384	// XS interface functions
301		385
302	MODULE = EV PACKAGE = EV PREFIX = event_	386	MODULE = EV PACKAGE = EV PREFIX = ev_
		387
		388	PROTOTYPES: ENABLE
303		389
304	BOOT:	390	BOOT:
305	{	391	{
306	int i;
307	HV *stash = gv_stashpv ("EV", 1);	392	HV *stash = gv_stashpv ("EV", 1);
308		393
309	static const struct {	394	static const struct {
310	const char *name;	395	const char *name;
311	IV iv;	396	IV iv;
312	} *civ, const_iv[] = {	397	} *civ, const_iv[] = {
313	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	398	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		399	const_iv (EV_, MINPRI)
		400	const_iv (EV_, MAXPRI)
		401
		402	const_iv (EV_, UNDEF)
314	const_iv (EV_, NONE)	403	const_iv (EV_, NONE)
315	const_iv (EV_, TIMEOUT)
316	const_iv (EV_, READ)	404	const_iv (EV_, READ)
317	const_iv (EV_, WRITE)	405	const_iv (EV_, WRITE)
		406	const_iv (EV_, IO)
		407	const_iv (EV_, TIMEOUT)
		408	const_iv (EV_, TIMER)
		409	const_iv (EV_, PERIODIC)
318	const_iv (EV_, SIGNAL)	410	const_iv (EV_, SIGNAL)
		411	const_iv (EV_, CHILD)
319	const_iv (EV_, PERSIST)	412	const_iv (EV_, STAT)
320	const_iv (EV, LOOP_ONCE)	413	const_iv (EV_, IDLE)
		414	const_iv (EV_, PREPARE)
		415	const_iv (EV_, CHECK)
		416	const_iv (EV_, EMBED)
		417	const_iv (EV_, FORK)
		418	const_iv (EV_, ASYNC)
		419	const_iv (EV_, CUSTOM)
		420	const_iv (EV_, ERROR)
		421
321	const_iv (EV, LOOP_NONBLOCK)	422	const_iv (EV, LOOP_NONBLOCK)
322	const_iv (EV, BUFFER_READ)	423	const_iv (EV, LOOP_ONESHOT)
323	const_iv (EV, BUFFER_WRITE)	424
		425	const_iv (EV, UNLOOP_CANCEL)
		426	const_iv (EV, UNLOOP_ONE)
		427	const_iv (EV, UNLOOP_ALL)
		428
		429	const_iv (EV, BACKEND_SELECT)
		430	const_iv (EV, BACKEND_POLL)
324	const_iv (EV, BUFFER_EOF)	431	const_iv (EV, BACKEND_EPOLL)
		432	const_iv (EV, BACKEND_KQUEUE)
		433	const_iv (EV, BACKEND_DEVPOLL)
325	const_iv (EV, BUFFER_ERROR)	434	const_iv (EV, BACKEND_PORT)
326	const_iv (EV, BUFFER_TIMEOUT)	435	const_iv (EV, FLAG_AUTO)
		436	const_iv (EV, FLAG_NOENV)
		437	const_iv (EV, FLAG_FORKCHECK)
		438
		439	const_iv (EV_, VERSION_MAJOR)
		440	const_iv (EV_, VERSION_MINOR)
327	};	441	};
328		442
329	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	443	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
330	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	444	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
331		445
		446	stash_loop = gv_stashpv ("EV::Loop" , 1);
332	stash_base = gv_stashpv ("EV::Base" , 1);	447	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		448	stash_io = gv_stashpv ("EV::IO" , 1);
		449	stash_timer = gv_stashpv ("EV::Timer" , 1);
		450	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		451	stash_signal = gv_stashpv ("EV::Signal" , 1);
		452	stash_idle = gv_stashpv ("EV::Idle" , 1);
		453	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		454	stash_check = gv_stashpv ("EV::Check" , 1);
		455	stash_child = gv_stashpv ("EV::Child" , 1);
333	stash_event = gv_stashpv ("EV::Event", 1);	456	stash_embed = gv_stashpv ("EV::Embed" , 1);
		457	stash_stat = gv_stashpv ("EV::Stat" , 1);
		458	stash_fork = gv_stashpv ("EV::Fork" , 1);
		459	stash_async = gv_stashpv ("EV::Async" , 1);
334		460
335	{	461	{
336	SV *sv = perl_get_sv ("EV::API", TRUE);	462	SV *sv = perl_get_sv ("EV::API", TRUE);
337	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */	463	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
338		464
		465	/* the poor man's shared library emulator */
339	evapi.ver = EV_API_VERSION;	466	evapi.ver = EV_API_VERSION;
340	evapi.rev = EV_API_REVISION;	467	evapi.rev = EV_API_REVISION;
341	evapi.now = e_now;	468	evapi.sv_fileno = sv_fileno;
342	evapi.once = api_once;	469	evapi.sv_signum = sv_signum;
343	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.loop_count = ev_loop_count;
		479	evapi.now = ev_now;
		480	evapi.now_update = ev_now_update;
		481	evapi.suspend = ev_suspend;
		482	evapi.resume = ev_resume;
		483	evapi.backend = ev_backend;
		484	evapi.unloop = ev_unloop;
		485	evapi.ref = ev_ref;
		486	evapi.unref = ev_unref;
		487	evapi.loop = ev_loop;
		488	evapi.once = ev_once;
		489	evapi.io_start = ev_io_start;
		490	evapi.io_stop = ev_io_stop;
		491	evapi.timer_start = ev_timer_start;
		492	evapi.timer_stop = ev_timer_stop;
		493	evapi.timer_again = ev_timer_again;
		494	evapi.periodic_start = ev_periodic_start;
		495	evapi.periodic_stop = ev_periodic_stop;
		496	evapi.signal_start = ev_signal_start;
		497	evapi.signal_stop = ev_signal_stop;
		498	evapi.idle_start = ev_idle_start;
		499	evapi.idle_stop = ev_idle_stop;
		500	evapi.prepare_start = ev_prepare_start;
		501	evapi.prepare_stop = ev_prepare_stop;
		502	evapi.check_start = ev_check_start;
		503	evapi.check_stop = ev_check_stop;
		504	evapi.child_start = ev_child_start;
		505	evapi.child_stop = ev_child_stop;
		506	evapi.stat_start = ev_stat_start;
		507	evapi.stat_stop = ev_stat_stop;
		508	evapi.stat_stat = ev_stat_stat;
		509	evapi.embed_start = ev_embed_start;
		510	evapi.embed_stop = ev_embed_stop;
		511	evapi.embed_sweep = ev_embed_sweep;
		512	evapi.fork_start = ev_fork_start;
		513	evapi.fork_stop = ev_fork_stop;
		514	evapi.async_start = ev_async_start;
		515	evapi.async_stop = ev_async_stop;
		516	evapi.async_send = ev_async_send;
		517	evapi.clear_pending = ev_clear_pending;
		518	evapi.invoke = ev_invoke;
344		519
345	sv_setiv (sv, (IV)&evapi);	520	sv_setiv (sv, (IV)&evapi);
346	SvREADONLY_on (sv);	521	SvREADONLY_on (sv);
347	}	522	}
		523	#ifndef _WIN32
		524	pthread_atfork (0, 0, ev_default_fork);
		525	#endif
348	}	526	}
349		527
350	double now ()	528	SV *ev_default_loop (unsigned int flags = 0)
351	CODE:	529	CODE:
352	RETVAL = e_now ();	530	{
353	OUTPUT:	531	if (!default_loop_sv)
354	RETVAL	532	{
		533	evapi.default_loop = ev_default_loop (flags);
355		534
356	const char *version ()	535	if (!evapi.default_loop)
357	ALIAS:	536	XSRETURN_UNDEF;
358	method = 1
359	CODE:
360	RETVAL = ix ? event_get_method () : event_get_version ();
361	OUTPUT:
362	RETVAL
363		537
364	Base event_init ()	538	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		539	}
365		540
366	int event_priority_init (int npri)	541	RETVAL = newSVsv (default_loop_sv);
		542	}
		543	OUTPUT:
		544	RETVAL
367		545
368	int event_dispatch ()	546	void ev_default_destroy ()
		547	CODE:
		548	ev_default_destroy ();
		549	SvREFCNT_dec (default_loop_sv);
		550	default_loop_sv = 0;
369		551
		552	unsigned int ev_supported_backends ()
		553
		554	unsigned int ev_recommended_backends ()
		555
		556	unsigned int ev_embeddable_backends ()
		557
		558	void ev_sleep (NV interval)
		559
		560	NV ev_time ()
		561
		562	NV ev_now ()
		563	C_ARGS: evapi.default_loop
		564
		565	void ev_now_update ()
		566	C_ARGS: evapi.default_loop
		567
		568	void ev_suspend ()
		569	C_ARGS: evapi.default_loop
		570
		571	void ev_resume ()
		572	C_ARGS: evapi.default_loop
		573
		574	unsigned int ev_backend ()
		575	C_ARGS: evapi.default_loop
		576
		577	unsigned int ev_loop_count ()
		578	C_ARGS: evapi.default_loop
		579
		580	void ev_set_io_collect_interval (NV interval)
		581	C_ARGS: evapi.default_loop, interval
		582
		583	void ev_set_timeout_collect_interval (NV interval)
		584	C_ARGS: evapi.default_loop, interval
		585
370	int event_loop (int flags = 0)	586	void ev_loop (int flags = 0)
		587	C_ARGS: evapi.default_loop, flags
371		588
372	int event_loopexit (double after = 0)	589	void ev_unloop (int how = EVUNLOOP_ONE)
373	CODE:	590	C_ARGS: evapi.default_loop, how
374	{
375	struct timeval tv;
376	tv_set (&tv, after);
377	event_loopexit (&tv);
378	}
379		591
380	Event event (SV *cb)	592	void ev_feed_fd_event (int fd, int revents = EV_NONE)
381	CODE:	593	C_ARGS: evapi.default_loop, fd, revents
382	RETVAL = e_new (NEWSV (0, 0), 0, cb);
383	OUTPUT:
384	RETVAL
385		594
		595	void ev_feed_signal_event (SV *signal)
		596	CODE:
		597	{
		598	Signal signum = sv_signum (signal);
		599	CHECK_SIG (signal, signum);
		600
		601	ev_feed_signal_event (evapi.default_loop, signum);
		602	}
		603
386	Event io (SV *fh, short events, SV *cb)	604	ev_io *io (SV *fh, int events, SV *cb)
387	ALIAS:	605	ALIAS:
388	io_ns = 1	606	io_ns = 1
389	CODE:	607	CODE:
390	RETVAL = e_new (fh, events, cb);	608	{
		609	int fd = sv_fileno (fh);
		610	CHECK_FD (fh, fd);
		611
		612	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		613	RETVAL->fh = newSVsv (fh);
		614	ev_io_set (RETVAL, fd, events);
391	if (!ix) e_start (RETVAL);	615	if (!ix) START (io, RETVAL);
		616	}
392	OUTPUT:	617	OUTPUT:
393	RETVAL	618	RETVAL
394		619
395	Event timed_io (SV *fh, short events, double timeout, SV *cb)	620	ev_timer *timer (NV after, NV repeat, SV *cb)
396	ALIAS:	621	ALIAS:
397	timed_io_ns = 1	622	timer_ns = 1
		623	INIT:
		624	CHECK_REPEAT (repeat);
398	CODE:	625	CODE:
399	{	626	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
400	events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;	627	ev_timer_set (RETVAL, after, repeat);
		628	if (!ix) START (timer, RETVAL);
		629	OUTPUT:
		630	RETVAL
401		631
402	RETVAL = e_new (fh, events, cb);	632	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
		633	ALIAS:
		634	periodic_ns = 1
		635	INIT:
		636	CHECK_REPEAT (interval);
		637	CODE:
		638	{
		639	ev_periodic *w;
		640	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
		641	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		642	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		643	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		644	if (!ix) START (periodic, w);
		645	}
		646	OUTPUT:
		647	RETVAL
403		648
404	if (timeout)	649	ev_signal *signal (SV *signal, SV *cb)
405	{	650	ALIAS:
406	RETVAL->timeout = timeout;	651	signal_ns = 1
407	RETVAL->interval = 1;	652	CODE:
		653	{
		654	Signal signum = sv_signum (signal);
		655	CHECK_SIG (signal, signum);
		656
		657	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		658	ev_signal_set (RETVAL, signum);
		659	if (!ix) START (signal, RETVAL);
		660	}
		661	OUTPUT:
		662	RETVAL
		663
		664	ev_idle *idle (SV *cb)
		665	ALIAS:
		666	idle_ns = 1
		667	CODE:
		668	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		669	ev_idle_set (RETVAL);
		670	if (!ix) START (idle, RETVAL);
		671	OUTPUT:
		672	RETVAL
		673
		674	ev_prepare *prepare (SV *cb)
		675	ALIAS:
		676	prepare_ns = 1
		677	CODE:
		678	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		679	ev_prepare_set (RETVAL);
		680	if (!ix) START (prepare, RETVAL);
		681	OUTPUT:
		682	RETVAL
		683
		684	ev_check *check (SV *cb)
		685	ALIAS:
		686	check_ns = 1
		687	CODE:
		688	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		689	ev_check_set (RETVAL);
		690	if (!ix) START (check, RETVAL);
		691	OUTPUT:
		692	RETVAL
		693
		694	ev_fork *fork (SV *cb)
		695	ALIAS:
		696	fork_ns = 1
		697	CODE:
		698	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		699	ev_fork_set (RETVAL);
		700	if (!ix) START (fork, RETVAL);
		701	OUTPUT:
		702	RETVAL
		703
		704	ev_child *child (int pid, int trace, SV *cb)
		705	ALIAS:
		706	child_ns = 1
		707	CODE:
		708	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		709	ev_child_set (RETVAL, pid, trace);
		710	if (!ix) START (child, RETVAL);
		711	OUTPUT:
		712	RETVAL
		713
		714	ev_stat *stat (SV *path, NV interval, SV *cb)
		715	ALIAS:
		716	stat_ns = 1
		717	CODE:
		718	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		719	RETVAL->fh = newSVsv (path);
		720	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		721	if (!ix) START (stat, RETVAL);
		722	OUTPUT:
		723	RETVAL
		724
		725	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		726	ALIAS:
		727	embed_ns = 1
		728	CODE:
		729	{
		730	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		731	croak ("passed loop is not embeddable via EV::embed,");
		732
		733	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		734	RETVAL->fh = newSVsv (ST (0));
		735	ev_embed_set (RETVAL, loop);
		736	if (!ix) START (embed, RETVAL);
		737	}
		738	OUTPUT:
		739	RETVAL
		740
		741	ev_async *async (SV *cb)
		742	ALIAS:
		743	async_ns = 1
		744	CODE:
		745	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		746	ev_async_set (RETVAL);
		747	if (!ix) START (async, RETVAL);
		748	OUTPUT:
		749	RETVAL
		750
		751	void once (SV *fh, int events, SV *timeout, SV *cb)
		752	CODE:
		753	ev_once (
		754	evapi.default_loop,
		755	sv_fileno (fh), events,
		756	SvOK (timeout) ? SvNV (timeout) : -1.,
		757	e_once_cb,
		758	newSVsv (cb)
		759	);
		760
		761	PROTOTYPES: DISABLE
		762
		763	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
		764
		765	int ev_is_active (ev_watcher *w)
		766
		767	int ev_is_pending (ev_watcher *w)
		768
		769	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
		770	C_ARGS: e_loop (w), w, revents
		771
		772	int ev_clear_pending (ev_watcher *w)
		773	C_ARGS: e_loop (w), w
		774
		775	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
		776	C_ARGS: e_loop (w), w, revents
		777
		778	int keepalive (ev_watcher *w, int new_value = 0)
		779	CODE:
		780	{
		781	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		782	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		783
		784	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		785	{
		786	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		787	REF (w);
		788	UNREF (w);
408	}	789	}
409
410	if (!ix) e_start (RETVAL);
411	}	790	}
412	OUTPUT:	791	OUTPUT:
413	RETVAL	792	RETVAL
414		793
415	Event timer (double after, int repeat, SV *cb)
416	ALIAS:
417	timer_ns = 1
418	CODE:
419	RETVAL = e_new (NEWSV (0, 0), 0, cb);
420	RETVAL->timeout = after;
421	RETVAL->interval = repeat;
422	if (!ix) e_start (RETVAL);
423	OUTPUT:
424	RETVAL
425
426	Event timer_abs (double at, double interval, SV *cb)
427	ALIAS:
428	timer_abs_ns = 1
429	CODE:
430	RETVAL = e_new (NEWSV (0, 0), 0, cb);
431	RETVAL->timeout = at;
432	RETVAL->interval = interval;
433	RETVAL->abstime = 1;
434	if (!ix) e_start (RETVAL);
435	OUTPUT:
436	RETVAL
437
438	Event signal (Signal signum, SV *cb)
439	ALIAS:
440	signal_ns = 1
441	CODE:
442	RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb);
443	RETVAL->ev.ev_fd = signum;
444	if (!ix) e_start (RETVAL);
445	OUTPUT:
446	RETVAL
447
448	PROTOTYPES: DISABLE
449
450
451	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
452
453	Base new ()
454	CODE:
455	RETVAL = event_init ();
456	OUTPUT:
457	RETVAL
458
459	int event_base_dispatch (Base base)
460
461	int event_base_loop (Base base, int flags = 0)
462
463	int event_base_loopexit (Base base, double after)
464	CODE:
465	{
466	struct timeval tv;
467	tv.tv_sec = (long)after;
468	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
469	event_base_loopexit (base, &tv);
470	}
471
472	int event_base_priority_init (Base base, int npri)
473
474	void event_base_set (Base base, Event ev)
475	C_ARGS: base, &ev->ev
476
477	void DESTROY (Base base)
478	CODE:
479	/*event_base_free (base);*/ /* causes too many problems */
480
481
482	MODULE = EV PACKAGE = EV::Event PREFIX = event_
483
484	int event_priority_set (Event ev, int pri)
485	C_ARGS: &ev->ev, pri
486
487	int event_add (Event ev, double timeout = TIMEOUT_NONE)
488	CODE:
489	ev->timeout = timeout;
490	ev->abstime = 0;
491	RETVAL = e_start (ev);
492	OUTPUT:
493	RETVAL
494
495	int event_start (Event ev)
496	CODE:
497	RETVAL = e_start (ev);
498	OUTPUT:
499	RETVAL
500
501	int event_del (Event ev)
502	ALIAS:
503	stop = 0
504	CODE:
505	RETVAL = e_stop (ev);
506	OUTPUT:
507	RETVAL
508
509	void DESTROY (Event ev)
510	CODE:
511	e_stop (ev);
512	SvREFCNT_dec (ev->cb);
513	SvREFCNT_dec (ev->fh);
514
515	SV *cb (Event ev, SV *new_cb = 0)	794	SV *cb (ev_watcher *w, SV *new_cb = 0)
516	CODE:	795	CODE:
517	RETVAL = newSVsv (ev->cb);	796	{
518	if (items > 1)
519	sv_setsv (ev->cb, new_cb);
520	OUTPUT:
521	RETVAL
522
523	SV *fh (Event ev, SV *new_fh = 0)
524	CODE:
525	RETVAL = newSVsv (ev->fh);
526	if (items > 1)	797	if (items > 1)
527	{	798	{
528	if (ev->active) event_del (&ev->ev);	799	new_cb = e_get_cv (new_cb);
529	sv_setsv (ev->fh, new_fh);	800	RETVAL = newRV_noinc (w->cb_sv);
530	ev->ev.ev_fd = sv_fileno (ev->fh);	801	w->cb_sv = SvREFCNT_inc (new_cb);
531	ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
532	if (ev->active) event_add (&ev->ev, e_tv (ev));
533	}	802	}
		803	else
		804	RETVAL = newRV_inc (w->cb_sv);
		805	}
534	OUTPUT:	806	OUTPUT:
535	RETVAL	807	RETVAL
536		808
537	SV *signal (Event ev, SV *new_signal = 0)	809	SV *data (ev_watcher *w, SV *new_data = 0)
538	CODE:	810	CODE:
539	{	811	{
540	Signal signum;	812	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
541
542	if (items > 1)
543	signum = sv_signum (new_signal); /* may croak here */
544
545	RETVAL = newSVsv (ev->fh);
546		813
547	if (items > 1)	814	if (items > 1)
548	{	815	{
549	if (ev->active) event_del (&ev->ev);	816	SvREFCNT_dec (w->data);
550	sv_setsv (ev->fh, new_signal);	817	w->data = newSVsv (new_data);
551	ev->ev.ev_fd = signum;
552	ev->ev.ev_events |= EV_SIGNAL;
553	if (ev->active) event_add (&ev->ev, e_tv (ev));
554	}	818	}
555	}	819	}
556	OUTPUT:	820	OUTPUT:
557	RETVAL	821	RETVAL
558		822
559	short events (Event ev, short new_events = EV_UNDEF)	823	SV *loop (ev_watcher *w)
560	CODE:	824	CODE:
561	RETVAL = ev->ev.ev_events;	825	RETVAL = newRV_inc (w->loop);
		826	OUTPUT:
		827	RETVAL
		828
		829	int priority (ev_watcher *w, int new_priority = 0)
		830	CODE:
		831	{
		832	RETVAL = w->priority;
		833
562	if (items > 1)	834	if (items > 1)
563	{	835	{
564	if (ev->active) event_del (&ev->ev);	836	int active = ev_is_active (w);
565	ev->ev.ev_events = new_events;	837
566	if (ev->active) event_add (&ev->ev, e_tv (ev));	838	if (active)
		839	{
		840	/* grrr. */
		841	PUSHMARK (SP);
		842	XPUSHs (ST (0));
		843	PUTBACK;
		844	call_method ("stop", G_DISCARD | G_VOID);
		845	}
		846
		847	ev_set_priority (w, new_priority);
		848
		849	if (active)
		850	{
		851	PUSHMARK (SP);
		852	XPUSHs (ST (0));
		853	PUTBACK;
		854	call_method ("start", G_DISCARD | G_VOID);
		855	}
567	}	856	}
		857	}
568	OUTPUT:	858	OUTPUT:
569	RETVAL	859	RETVAL
570		860
571	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	861	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
		862
		863	void ev_io_start (ev_io *w)
572	CODE:	864	CODE:
573	RETVAL = ev->timeout;	865	START (io, w);
		866
		867	void ev_io_stop (ev_io *w)
		868	CODE:
		869	STOP (io, w);
		870
		871	void DESTROY (ev_io *w)
		872	CODE:
		873	STOP (io, w);
		874	e_destroy (w);
		875
		876	void set (ev_io *w, SV *fh, int events)
		877	CODE:
		878	{
		879	int fd = sv_fileno (fh);
		880	CHECK_FD (fh, fd);
		881
		882	sv_setsv (w->fh, fh);
		883	RESET (io, w, (w, fd, events));
		884	}
		885
		886	SV *fh (ev_io *w, SV *new_fh = 0)
		887	CODE:
		888	{
574	if (items > 1)	889	if (items > 1)
575	{	890	{
576	if (ev->active) event_del (&ev->ev);	891	int fd = sv_fileno (new_fh);
577	ev->timeout = new_timeout;	892	CHECK_FD (new_fh, fd);
578	ev->interval = repeat;	893
579	ev->abstime = 0;	894	RETVAL = w->fh;
580	if (ev->active) event_add (&ev->ev, e_tv (ev));	895	w->fh = newSVsv (new_fh);
		896
		897	RESET (io, w, (w, fd, w->events));
581	}	898	}
		899	else
		900	RETVAL = newSVsv (w->fh);
		901	}
582	OUTPUT:	902	OUTPUT:
583	RETVAL	903	RETVAL
584		904
585	void timeout_abs (Event ev, double at, double interval = 0.)	905	int events (ev_io *w, int new_events = EV_UNDEF)
586	CODE:	906	CODE:
587	if (ev->active) event_del (&ev->ev);	907	{
588	ev->timeout = at;	908	RETVAL = w->events;
589	ev->interval = interval;
590	ev->abstime = 1;
591	if (ev->active) event_add (&ev->ev, e_tv (ev));
592		909
		910	if (items > 1)
		911	RESET (io, w, (w, w->fd, new_events));
		912	}
		913	OUTPUT:
		914	RETVAL
593		915
594	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	916	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
595		917
596	BOOT:	918	void ev_signal_start (ev_signal *w)
597	{	919	CODE:
598	HV *stash = gv_stashpv ("EV::DNS", 1);	920	START (signal, w);
599		921
600	static const struct {	922	void ev_signal_stop (ev_signal *w)
601	const char *name;	923	CODE:
602	IV iv;	924	STOP (signal, w);
603	} *civ, const_iv[] = {
604	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
605	const_iv (DNS_, ERR_NONE)
606	const_iv (DNS_, ERR_FORMAT)
607	const_iv (DNS_, ERR_SERVERFAILED)
608	const_iv (DNS_, ERR_NOTEXIST)
609	const_iv (DNS_, ERR_NOTIMPL)
610	const_iv (DNS_, ERR_REFUSED)
611	const_iv (DNS_, ERR_TRUNCATED)
612	const_iv (DNS_, ERR_UNKNOWN)
613	const_iv (DNS_, ERR_TIMEOUT)
614	const_iv (DNS_, ERR_SHUTDOWN)
615	const_iv (DNS_, IPv4_A)
616	const_iv (DNS_, PTR)
617	const_iv (DNS_, IPv6_AAAA)
618	const_iv (DNS_, QUERY_NO_SEARCH)
619	const_iv (DNS_, OPTION_SEARCH)
620	const_iv (DNS_, OPTION_NAMESERVERS)
621	const_iv (DNS_, OPTION_MISC)
622	const_iv (DNS_, OPTIONS_ALL)
623	const_iv (DNS_, NO_SEARCH)
624	};
625		925
626	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	926	void DESTROY (ev_signal *w)
627	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	927	CODE:
628	}	928	STOP (signal, w);
		929	e_destroy (w);
629		930
630	int evdns_init ()	931	void set (ev_signal *w, SV *signal)
		932	CODE:
		933	{
		934	Signal signum = sv_signum (signal);
		935	CHECK_SIG (signal, signum);
631		936
632	void evdns_shutdown (int fail_requests = 1)	937	RESET (signal, w, (w, signum));
		938	}
633		939
634	const char *evdns_err_to_string (int err)	940	int signal (ev_signal *w, SV *new_signal = 0)
		941	CODE:
		942	{
		943	RETVAL = w->signum;
635		944
636	int evdns_nameserver_add (U32 address)	945	if (items > 1)
		946	{
		947	Signal signum = sv_signum (new_signal);
		948	CHECK_SIG (new_signal, signum);
637		949
638	int evdns_count_nameservers ()	950	RESET (signal, w, (w, signum));
		951	}
		952	}
		953	OUTPUT:
		954	RETVAL
639		955
640	int evdns_clear_nameservers_and_suspend ()	956	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
641		957
642	int evdns_resume ()	958	void ev_timer_start (ev_timer *w)
		959	INIT:
		960	CHECK_REPEAT (w->repeat);
		961	CODE:
		962	START (timer, w);
643		963
644	int evdns_nameserver_ip_add (char *ip_as_string)	964	void ev_timer_stop (ev_timer *w)
		965	CODE:
		966	STOP (timer, w);
645		967
646	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	968	void ev_timer_again (ev_timer *w)
647	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	969	INIT:
648		970	CHECK_REPEAT (w->repeat);
649	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
650	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
651
652	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
653	ALIAS:
654	evdns_resolve_reverse_ipv6 = 1
655	CODE:	971	CODE:
656	{	972	ev_timer_again (e_loop (w), w);
657	STRLEN len;	973	UNREF (w);
658	char *data = SvPVbyte (addr, len);
659	if (len != (ix ? 16 : 4))
660	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
661		974
		975	void DESTROY (ev_timer *w)
		976	CODE:
		977	STOP (timer, w);
		978	e_destroy (w);
		979
		980	void set (ev_timer *w, NV after, NV repeat = 0.)
		981	INIT:
		982	CHECK_REPEAT (repeat);
		983	CODE:
		984	RESET (timer, w, (w, after, repeat));
		985
		986	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		987
		988	void ev_periodic_start (ev_periodic *w)
		989	INIT:
		990	CHECK_REPEAT (w->interval);
		991	CODE:
		992	START (periodic, w);
		993
		994	void ev_periodic_stop (ev_periodic *w)
		995	CODE:
		996	STOP (periodic, w);
		997
		998	void ev_periodic_again (ev_periodic *w)
		999	CODE:
		1000	ev_periodic_again (e_loop (w), w);
		1001	UNREF (w);
		1002
		1003	void DESTROY (ev_periodic *w)
		1004	CODE:
		1005	STOP (periodic, w);
		1006	e_destroy (w);
		1007
		1008	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		1009	INIT:
		1010	CHECK_REPEAT (interval);
		1011	CODE:
		1012	{
		1013	SvREFCNT_dec (w->fh);
		1014	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1015
		1016	RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
		1017	}
		1018
		1019	NV at (ev_periodic *w)
		1020	CODE:
		1021	RETVAL = ev_periodic_at (w);
		1022	OUTPUT:
662	RETVAL = ix	1023	RETVAL
663	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
664	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
665	}
666	OUTPUT:
667	RETVAL
668		1024
669	int evdns_set_option (char *option, char *val, int flags)	1025	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
670		1026
671	int evdns_resolv_conf_parse (int flags, const char *filename)	1027	void ev_idle_start (ev_idle *w)
		1028	CODE:
		1029	START (idle, w);
672		1030
673	#ifdef MS_WINDOWS	1031	void ev_idle_stop (ev_idle *w)
		1032	CODE:
		1033	STOP (idle, w);
674		1034
675	int evdns_config_windows_nameservers ()	1035	void DESTROY (ev_idle *w)
		1036	CODE:
		1037	STOP (idle, w);
		1038	e_destroy (w);
		1039
		1040	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1041
		1042	void ev_prepare_start (ev_prepare *w)
		1043	CODE:
		1044	START (prepare, w);
		1045
		1046	void ev_prepare_stop (ev_prepare *w)
		1047	CODE:
		1048	STOP (prepare, w);
		1049
		1050	void DESTROY (ev_prepare *w)
		1051	CODE:
		1052	STOP (prepare, w);
		1053	e_destroy (w);
		1054
		1055	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1056
		1057	void ev_check_start (ev_check *w)
		1058	CODE:
		1059	START (check, w);
		1060
		1061	void ev_check_stop (ev_check *w)
		1062	CODE:
		1063	STOP (check, w);
		1064
		1065	void DESTROY (ev_check *w)
		1066	CODE:
		1067	STOP (check, w);
		1068	e_destroy (w);
		1069
		1070	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1071
		1072	void ev_fork_start (ev_fork *w)
		1073	CODE:
		1074	START (fork, w);
		1075
		1076	void ev_fork_stop (ev_fork *w)
		1077	CODE:
		1078	STOP (fork, w);
		1079
		1080	void DESTROY (ev_fork *w)
		1081	CODE:
		1082	STOP (fork, w);
		1083	e_destroy (w);
		1084
		1085	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
		1086
		1087	void ev_child_start (ev_child *w)
		1088	CODE:
		1089	START (child, w);
		1090
		1091	void ev_child_stop (ev_child *w)
		1092	CODE:
		1093	STOP (child, w);
		1094
		1095	void DESTROY (ev_child *w)
		1096	CODE:
		1097	STOP (child, w);
		1098	e_destroy (w);
		1099
		1100	void set (ev_child *w, int pid, int trace)
		1101	CODE:
		1102	RESET (child, w, (w, pid, trace));
		1103
		1104	int pid (ev_child *w)
		1105	ALIAS:
		1106	rpid = 1
		1107	rstatus = 2
		1108	CODE:
		1109	RETVAL = ix == 0 ? w->pid
		1110	: ix == 1 ? w->rpid
		1111	: w->rstatus;
		1112	OUTPUT:
		1113	RETVAL
		1114
		1115	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1116
		1117	void ev_stat_start (ev_stat *w)
		1118	CODE:
		1119	START (stat, w);
		1120
		1121	void ev_stat_stop (ev_stat *w)
		1122	CODE:
		1123	STOP (stat, w);
		1124
		1125	void DESTROY (ev_stat *w)
		1126	CODE:
		1127	STOP (stat, w);
		1128	e_destroy (w);
		1129
		1130	void set (ev_stat *w, SV *path, NV interval)
		1131	CODE:
		1132	{
		1133	sv_setsv (w->fh, path);
		1134	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
		1135	}
		1136
		1137	SV *path (ev_stat *w, SV *new_path = 0)
		1138	CODE:
		1139	{
		1140	RETVAL = SvREFCNT_inc (w->fh);
		1141
		1142	if (items > 1)
		1143	{
		1144	SvREFCNT_dec (w->fh);
		1145	w->fh = newSVsv (new_path);
		1146	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
		1147	}
		1148	}
		1149	OUTPUT:
		1150	RETVAL
		1151
		1152	NV interval (ev_stat *w, NV new_interval = 0.)
		1153	CODE:
		1154	{
		1155	RETVAL = w->interval;
		1156
		1157	if (items > 1)
		1158	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
		1159	}
		1160	OUTPUT:
		1161	RETVAL
		1162
		1163	void prev (ev_stat *w)
		1164	ALIAS:
		1165	stat = 1
		1166	attr = 2
		1167	PPCODE:
		1168	{
		1169	ev_statdata *s = ix ? &w->attr : &w->prev;
		1170
		1171	if (ix == 1)
		1172	ev_stat_stat (e_loop (w), w);
		1173	else if (!s->st_nlink)
		1174	errno = ENOENT;
		1175
		1176	PL_statcache.st_dev = s->st_nlink;
		1177	PL_statcache.st_ino = s->st_ino;
		1178	PL_statcache.st_mode = s->st_mode;
		1179	PL_statcache.st_nlink = s->st_nlink;
		1180	PL_statcache.st_uid = s->st_uid;
		1181	PL_statcache.st_gid = s->st_gid;
		1182	PL_statcache.st_rdev = s->st_rdev;
		1183	PL_statcache.st_size = s->st_size;
		1184	PL_statcache.st_atime = s->st_atime;
		1185	PL_statcache.st_mtime = s->st_mtime;
		1186	PL_statcache.st_ctime = s->st_ctime;
		1187
		1188	if (GIMME_V == G_SCALAR)
		1189	XPUSHs (boolSV (s->st_nlink));
		1190	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1191	{
		1192	EXTEND (SP, 13);
		1193	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1194	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1195	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1196	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1197	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1198	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1199	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1200	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1201	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1202	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1203	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1204	PUSHs (sv_2mortal (newSVuv (4096)));
		1205	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1206	}
		1207	}
		1208
		1209	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1210
		1211	void ev_embed_start (ev_embed *w)
		1212	CODE:
		1213	START (embed, w);
		1214
		1215	void ev_embed_stop (ev_embed *w)
		1216	CODE:
		1217	STOP (embed, w);
		1218
		1219	void DESTROY (ev_embed *w)
		1220	CODE:
		1221	STOP (embed, w);
		1222	e_destroy (w);
		1223
		1224	void set (ev_embed *w, struct ev_loop *loop)
		1225	CODE:
		1226	{
		1227	sv_setsv (w->fh, ST (1));
		1228	RESET (embed, w, (w, loop));
		1229	}
		1230
		1231	SV *other (ev_embed *w)
		1232	CODE:
		1233	RETVAL = newSVsv (w->fh);
		1234	OUTPUT:
		1235	RETVAL
		1236
		1237	void ev_embed_sweep (ev_embed *w)
		1238	C_ARGS: e_loop (w), w
		1239
		1240	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1241
		1242	void ev_async_start (ev_async *w)
		1243	CODE:
		1244	START (async, w);
		1245
		1246	void ev_async_stop (ev_async *w)
		1247	CODE:
		1248	STOP (async, w);
		1249
		1250	void DESTROY (ev_async *w)
		1251	CODE:
		1252	STOP (async, w);
		1253	e_destroy (w);
		1254
		1255	void ev_async_send (ev_async *w)
		1256	C_ARGS: e_loop (w), w
		1257
		1258	SV *ev_async_async_pending (ev_async *w)
		1259	CODE:
		1260	RETVAL = boolSV (ev_async_pending (w));
		1261	OUTPUT:
		1262	RETVAL
		1263
		1264	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1265
		1266	SV *new (SV *klass, unsigned int flags = 0)
		1267	CODE:
		1268	{
		1269	struct ev_loop *loop = ev_loop_new (flags);
		1270
		1271	if (!loop)
		1272	XSRETURN_UNDEF;
		1273
		1274	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1275	}
		1276	OUTPUT:
		1277	RETVAL
		1278
		1279	void DESTROY (struct ev_loop *loop)
		1280	CODE:
		1281	if (loop != evapi.default_loop) /* global destruction sucks */
		1282	ev_loop_destroy (loop);
		1283
		1284	void ev_loop_fork (struct ev_loop *loop)
		1285
		1286	void ev_loop_verify (struct ev_loop *loop)
		1287
		1288	NV ev_now (struct ev_loop *loop)
		1289
		1290	void ev_now_update (struct ev_loop *loop)
		1291
		1292	void ev_suspend (struct ev_loop *loop)
		1293
		1294	void ev_resume (struct ev_loop *loop)
		1295
		1296	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1297
		1298	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1299
		1300	unsigned int ev_backend (struct ev_loop *loop)
		1301
		1302	unsigned int ev_loop_count (struct ev_loop *loop)
		1303
		1304	void ev_loop (struct ev_loop *loop, int flags = 0)
		1305
		1306	void ev_unloop (struct ev_loop *loop, int how = 1)
		1307
		1308	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1309
		1310	#if 0
		1311
		1312	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1313	CODE:
		1314	{
		1315	Signal signum = sv_signum (signal);
		1316	CHECK_SIG (signal, signum);
		1317
		1318	ev_feed_signal_event (loop, signum);
		1319	}
676		1320
677	#endif	1321	#endif
678		1322
679	void evdns_search_clear ()	1323	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
680		1324	ALIAS:
681	void evdns_search_add (char *domain)	1325	io_ns = 1
682		1326	CODE:
683	void evdns_search_ndots_set (int ndots)
684
685
686	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
687
688	BOOT:
689	{	1327	{
690	HV *stash = gv_stashpv ("EV::HTTP", 1);	1328	int fd = sv_fileno (fh);
		1329	CHECK_FD (fh, fd);
691		1330
692	static const struct {	1331	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
693	const char *name;	1332	RETVAL->fh = newSVsv (fh);
694	IV iv;	1333	ev_io_set (RETVAL, fd, events);
695	} *civ, const_iv[] = {	1334	if (!ix) START (io, RETVAL);
696	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
697	const_iv (HTTP_, OK)
698	const_iv (HTTP_, NOCONTENT)
699	const_iv (HTTP_, MOVEPERM)
700	const_iv (HTTP_, MOVETEMP)
701	const_iv (HTTP_, NOTMODIFIED)
702	const_iv (HTTP_, BADREQUEST)
703	const_iv (HTTP_, NOTFOUND)
704	const_iv (HTTP_, SERVUNAVAIL)
705	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
706	const_iv (EVHTTP_, PROXY_REQUEST)
707	const_iv (EVHTTP_, REQ_GET)
708	const_iv (EVHTTP_, REQ_POST)
709	const_iv (EVHTTP_, REQ_HEAD)
710	const_iv (EVHTTP_, REQUEST)
711	const_iv (EVHTTP_, RESPONSE)
712	};
713
714	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
715	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
716	}	1335	}
		1336	OUTPUT:
		1337	RETVAL
717		1338
718	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1339	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1340	ALIAS:
		1341	timer_ns = 1
		1342	INIT:
		1343	CHECK_REPEAT (repeat);
		1344	CODE:
		1345	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1346	ev_timer_set (RETVAL, after, repeat);
		1347	if (!ix) START (timer, RETVAL);
		1348	OUTPUT:
		1349	RETVAL
719		1350
720	#HttpRequest new (SV *klass, SV *cb)	1351	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1352	ALIAS:
		1353	periodic_ns = 1
		1354	INIT:
		1355	CHECK_REPEAT (interval);
		1356	CODE:
		1357	{
		1358	ev_periodic *w;
		1359	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1360	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1361	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		1362	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1363	if (!ix) START (periodic, w);
		1364	}
		1365	OUTPUT:
		1366	RETVAL
721		1367
722	#void DESTROY (struct evhttp_request *req);	1368	#if 0
723		1369
		1370	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1371	ALIAS:
		1372	signal_ns = 1
		1373	CODE:
		1374	{
		1375	Signal signum = sv_signum (signal);
		1376	CHECK_SIG (signal, signum);
724		1377
		1378	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1379	ev_signal_set (RETVAL, signum);
		1380	if (!ix) START (signal, RETVAL);
		1381	}
		1382	OUTPUT:
		1383	RETVAL
725		1384
		1385	#endif
726		1386
		1387	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1388	ALIAS:
		1389	idle_ns = 1
		1390	CODE:
		1391	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1392	ev_idle_set (RETVAL);
		1393	if (!ix) START (idle, RETVAL);
		1394	OUTPUT:
		1395	RETVAL
727		1396
		1397	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1398	ALIAS:
		1399	prepare_ns = 1
		1400	CODE:
		1401	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1402	ev_prepare_set (RETVAL);
		1403	if (!ix) START (prepare, RETVAL);
		1404	OUTPUT:
		1405	RETVAL
728		1406
		1407	ev_check *check (struct ev_loop *loop, SV *cb)
		1408	ALIAS:
		1409	check_ns = 1
		1410	CODE:
		1411	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1412	ev_check_set (RETVAL);
		1413	if (!ix) START (check, RETVAL);
		1414	OUTPUT:
		1415	RETVAL
729		1416
		1417	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1418	ALIAS:
		1419	fork_ns = 1
		1420	CODE:
		1421	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1422	ev_fork_set (RETVAL);
		1423	if (!ix) START (fork, RETVAL);
		1424	OUTPUT:
		1425	RETVAL
730		1426
		1427	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1428	ALIAS:
		1429	child_ns = 1
		1430	CODE:
		1431	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1432	ev_child_set (RETVAL, pid, trace);
		1433	if (!ix) START (child, RETVAL);
		1434	OUTPUT:
		1435	RETVAL
		1436
		1437	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1438	ALIAS:
		1439	stat_ns = 1
		1440	CODE:
		1441	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1442	RETVAL->fh = newSVsv (path);
		1443	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		1444	if (!ix) START (stat, RETVAL);
		1445	OUTPUT:
		1446	RETVAL
		1447
		1448	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1449	ALIAS:
		1450	embed_ns = 1
		1451	CODE:
		1452	{
		1453	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1454	croak ("passed loop is not embeddable via EV::embed,");
		1455
		1456	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1457	RETVAL->fh = newSVsv (ST (1));
		1458	ev_embed_set (RETVAL, other);
		1459	if (!ix) START (embed, RETVAL);
		1460	}
		1461	OUTPUT:
		1462	RETVAL
		1463
		1464	ev_async *async (struct ev_loop *loop, SV *cb)
		1465	ALIAS:
		1466	async_ns = 1
		1467	CODE:
		1468	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1469	ev_async_set (RETVAL);
		1470	if (!ix) START (async, RETVAL);
		1471	OUTPUT:
		1472	RETVAL
		1473
		1474	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1475	CODE:
		1476	ev_once (
		1477	loop,
		1478	sv_fileno (fh), events,
		1479	SvOK (timeout) ? SvNV (timeout) : -1.,
		1480	e_once_cb,
		1481	newSVsv (cb)
		1482	);
		1483

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines