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Comparing EV/EV.xs (file contents):
Revision 1.11 by root, Mon Oct 29 08:48:07 2007 UTC vs.
Revision 1.178 by root, Wed Jan 22 17:02:40 2020 UTC

1	#include "EXTERN.h"	1	#include "EXTERN.h"
2	#include "perl.h"	2	#include "perl.h"
3	#include "XSUB.h"	3	#include "XSUB.h"
4		4
		5	/* fix perl api breakage */
		6	#ifndef WIN32
		7	# undef signal
		8	# undef sigaction
		9	#endif
		10
		11	#include "schmorp.h"
		12
		13	/* old API compatibility */
		14	static int
		15	sv_fileno (SV *fh)
		16	{
		17	return s_fileno (fh, 0);
		18	}
		19
		20	#ifndef GvCV_set
		21	# define GvCV_set(gv,cv) GvCV (gv) = cv
		22	#endif
		23
		24	#if EV_ENABLE_ASSERTIONS
		25	# undef NDEBUG
5	#include <math.h>	26	# include <assert.h>
6	#include <netinet/in.h>	27	#endif
7		28
8	#include <sys/time.h>
9	#include <time.h>
10	#include <event.h>
11	#include <evdns.h>
12
13	/* workaround for evhttp.h requiring obscure bsd headers */
14	#ifndef TAILQ_ENTRY
15	#define TAILQ_ENTRY(type) \
16	struct { \
17	struct type *tqe_next; /* next element */ \
18	struct type **tqe_prev; /* address of previous next element */ \
19	}
20	#endif /* !TAILQ_ENTRY */
21	#include <evhttp.h>
22
23	#define EV_NONE 0	29	#define EV_STANDALONE 1
24	#define EV_UNDEF -1	30	#define EV_PROTOTYPES 1
25		31	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
26	#define TIMEOUT_NONE HUGE_VAL	32	#define EV_USE_FLOOR 1
27		33	#define EV_API_STATIC
		34	#define EV_H "../libev/ev.h"
		35	#define EV_CONFIG_H error
28	#include "EV/EVAPI.h"	36	#include "EV/EVAPI.h"
29		37
30	typedef struct event_base *Base;	38	#define EV_SELECT_IS_WINSOCKET 0
		39	#ifdef _WIN32
		40	# define EV_SELECT_USE_FD_SET 0
		41	# define NFDBITS PERL_NFDBITS
		42	# define fd_mask Perl_fd_mask
		43	#endif
		44	/* due to bugs in OS X we have to use libev/ explicitly here */
		45	#include "libev/ev.c"
		46
		47	#if !defined _WIN32 && !defined __minix && !EV_NO_ATFORK
		48	# include <pthread.h>
		49	#endif
		50
		51	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop))
		52	#define e_flags(w) ((ev_watcher *)(w))->e_flags
		53	#define e_self(w) ((ev_watcher *)(w))->self
		54	#define e_fh(w) ((ev_watcher *)(w))->fh
		55	#define e_data(w) ((ev_watcher *)(w))->data
		56
		57	#define WFLAG_KEEPALIVE 1
		58	#define WFLAG_UNREFED 2 /* has been unref'ed */
		59
		60	#define UNREF(w) \
		61	if (!(e_flags (w) & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
		62	&& ev_is_active (w)) \
		63	{ \
		64	ev_unref (e_loop (w)); \
		65	e_flags (w) |= WFLAG_UNREFED; \
		66	}
		67
		68	#define REF(w) \
		69	if (e_flags (w) & WFLAG_UNREFED) \
		70	{ \
		71	e_flags (w) &= ~WFLAG_UNREFED; \
		72	ev_ref (e_loop (w)); \
		73	}
		74
		75	#define START(type,w) \
		76	do { \
		77	ev_ ## type ## _start (e_loop (w), w); \
		78	UNREF (w); \
		79	} while (0)
		80
		81	#define STOP(type,w) \
		82	do { \
		83	REF (w); \
		84	ev_ ## type ## _stop (e_loop (w), w); \
		85	} while (0)
		86
		87	#define PAUSE(type) \
		88	do { \
		89	int active = ev_is_active (w); \
		90	if (active) STOP (type, w)
		91
		92	#define RESUME(type) \
		93	if (active) START (type, w); \
		94	} while (0)
		95
		96
		97	#define RESET(type,w,seta) \
		98	PAUSE (type); \
		99	ev_ ## type ## _set seta; \
		100	RESUME (type)
		101
31	typedef int Signal;	102	typedef int Signal;
32		103
		104	/* horrible... */
		105	#define CHECK_SIGNAL_CAN_START(w) \
		106	do { \
		107	/* dive into the internals of libev to avoid aborting in libev */ \
		108	if (signals [(w)->signum - 1].loop \
		109	&& signals [(w)->signum - 1].loop != e_loop (w)) \
		110	croak ("unable to start signal watcher, signal %d already registered in another loop", w->signum); \
		111	} while (0)
		112
		113	#define START_SIGNAL(w) \
		114	do { \
		115	CHECK_SIGNAL_CAN_START (w); \
		116	START (signal, w); \
		117	} while (0) \
		118
		119	#define RESET_SIGNAL(w,seta) \
		120	do { \
		121	int active = ev_is_active (w); \
		122	if (active) STOP (signal, w); \
		123	ev_ ## signal ## _set seta; \
		124	if (active) START_SIGNAL (w); \
		125	} while (0)
		126
		127	static SV *default_loop_sv;
		128
33	static struct EVAPI evapi;	129	static struct EVAPI evapi;
34		130
35	static HV *stash_base, *stash_event;	131	static HV
		132	*stash_loop,
		133	*stash_watcher,
		134	*stash_io,
		135	*stash_timer,
		136	*stash_periodic,
		137	*stash_signal,
		138	*stash_child,
		139	*stash_stat,
		140	*stash_idle,
		141	*stash_prepare,
		142	*stash_check,
		143	*stash_embed,
		144	*stash_fork,
		145	*stash_cleanup,
		146	*stash_async;
36		147
37	static double tv_get (struct timeval *tv)	148	/////////////////////////////////////////////////////////////////////////////
38	{	149	// Event
39	return tv->tv_sec + tv->tv_usec * 1e-6;
40	}
41		150
42	static void tv_set (struct timeval *tv, double val)	151	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		152
47	}	153	static void *
48		154	e_new (int size, SV *cb_sv, SV *loop)
49	static int
50	sv_signum (SV *sig)
51	{	155	{
52	int signum;	156	SV *cv = cb_sv ? s_get_cv_croak (cb_sv) : 0;
		157	ev_watcher *w;
		158	SV *self = NEWSV (0, size);
		159	SvPOK_only (self);
		160	SvCUR_set (self, size);
53		161
54	if (SvIV (sig) > 0)	162	w = (ev_watcher *)SvPVX (self);
55	return SvIV (sig);
56		163
57	for (signum = 1; signum < SIG_SIZE; ++signum)	164	ev_init (w, cv ? e_cb : 0);
58	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
59	return signum;
60		165
61	return -1;	166	w->loop = SvREFCNT_inc (SvRV (loop));
		167	w->e_flags = WFLAG_KEEPALIVE;
		168	w->data = 0;
		169	w->fh = 0;
		170	w->cb_sv = SvREFCNT_inc (cv);
		171	w->self = self;
		172
		173	return (void *)w;
62	}	174	}
63		175
64	static void	176	static void
65	api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg)	177	e_destroy (void *w_)
66	{	178	{
67	if (timeout)	179	ev_watcher *w = (ev_watcher *)w_;
		180
		181	SvREFCNT_dec (w->loop ); w->loop = 0;
		182	SvREFCNT_dec (w->fh ); w->fh = 0;
		183	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
		184	SvREFCNT_dec (w->data ); w->data = 0;
		185	}
		186
		187	static SV *
		188	e_bless (ev_watcher *w, HV *stash)
		189	{
		190	SV *rv;
		191
		192	if (SvOBJECT (w->self))
		193	rv = newRV_inc (w->self);
		194	else
68	{	195	{
69	struct timeval tv;	196	rv = newRV_noinc (w->self);
70	tv_set (&tv, timeout);	197	sv_bless (rv, stash);
71	event_once (fd, events, cb, arg, &tv);	198	SvREADONLY_on (w->self);
		199	}
		200
		201	return rv;
		202	}
		203
		204	static SV *sv_self_cache, *sv_events_cache;
		205
		206	static void
		207	e_cb (EV_P_ ev_watcher *w, int revents)
		208	{
		209	dSP;
		210	I32 mark = SP - PL_stack_base;
		211	SV *sv_self, *sv_events;
		212
		213	/* libev might have stopped the watcher */
		214	if (ecb_expect_false (w->e_flags & WFLAG_UNREFED)
		215	&& !ev_is_active (w))
		216	REF (w);
		217
		218	if (ecb_expect_true (sv_self_cache))
		219	{
		220	sv_self = sv_self_cache; sv_self_cache = 0;
		221	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
72	}	222	}
73	else	223	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	{	224	{
152	double now = e_now ();	225	sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */
153		226	SvREADONLY_on (sv_self);
154	if (ev->interval)
155	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
156
157	to -= now;
158	}	227	}
159	else if (to < 0.)
160	to = 0.;
161		228
162	tv_set (&tv, to);	229	if (ecb_expect_true (sv_events_cache))
163		230	{
164	return &tv;	231	sv_events = sv_events_cache; sv_events_cache = 0;
165	}	232	SvIV_set (sv_events, revents);
166		233	SvIOK_only (sv_events);
167	static SV *e_self (Event ev)	234	}
168	{
169	SV *rv;
170
171	if (SvOBJECT (ev->self))
172	rv = newRV_inc (ev->self);
173	else	235	else
174	{	236	{
175	rv = newRV_noinc (ev->self);	237	sv_events = newSViv (revents);
176	sv_bless (rv, stash_event);
177	SvREADONLY_on (ev->self);	238	SvREADONLY_on (sv_events);
178	}	239	}
179		240
180	return rv;	241	PUSHMARK (SP);
181	}	242	EXTEND (SP, 2);
		243	PUSHs (sv_self);
		244	PUSHs (sv_events);
182		245
183	static int	246	PUTBACK;
184	e_start (Event ev)	247	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		248
191	static int e_stop (Event ev)	249	if (ecb_expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
192	{	250	SvREFCNT_dec (sv_self);
193	return ev->active	251	else
194	? (ev->active = 0), event_del (&ev->ev)	252	{
195	: 0;	253	SvREFCNT_dec (SvRV (sv_self));
		254	SvRV_set (sv_self, &PL_sv_undef);
		255	sv_self_cache = sv_self;
		256	}
		257
		258	if (ecb_expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
		259	SvREFCNT_dec (sv_events);
		260	else
		261	sv_events_cache = sv_events;
		262
		263	if (ecb_expect_false (SvTRUE (ERRSV)))
		264	{
		265	SPAGAIN;
		266	PUSHMARK (SP);
		267	PUTBACK;
		268	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		269	}
		270
		271	SP = PL_stack_base + mark;
		272	PUTBACK;
196	}	273	}
197		274
198	static void	275	static void
199	e_cb (int fd, short events, void *arg)	276	e_once_cb (int revents, void *arg)
200	{	277	{
201	struct ev *ev = (struct ev*)arg;	278	dSP;
		279	I32 mark = SP - PL_stack_base;
		280	SV *sv_events;
		281
		282	if (sv_events_cache)
		283	{
		284	sv_events = sv_events_cache; sv_events_cache = 0;
		285	SvIV_set (sv_events, revents);
		286	}
		287	else
		288	sv_events = newSViv (revents);
		289
		290	PUSHMARK (SP);
		291	XPUSHs (sv_events);
		292
		293	PUTBACK;
		294	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		295
		296	SvREFCNT_dec ((SV *)arg);
		297
		298	if (sv_events_cache)
		299	SvREFCNT_dec (sv_events);
		300	else
		301	sv_events_cache = sv_events;
		302
		303	if (SvTRUE (ERRSV))
		304	{
		305	SPAGAIN;
		306	PUSHMARK (SP);
		307	PUTBACK;
		308	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		309	}
		310
		311	SP = PL_stack_base + mark;
		312	PUTBACK;
		313	}
		314
		315	static ev_tstamp
		316	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		317	{
		318	ev_tstamp retval;
		319	int count;
202	dSP;	320	dSP;
203		321
204	ENTER;	322	ENTER;
205	SAVETMPS;	323	SAVETMPS;
206		324
207	if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))
208	ev->active = 0;
209
210	PUSHMARK (SP);	325	PUSHMARK (SP);
211	EXTEND (SP, 2);	326	EXTEND (SP, 2);
212	PUSHs (sv_2mortal (e_self (ev)));	327	PUSHs (newRV_inc (e_self (w))); /* e_self (w) MUST be blessed by now */
213	PUSHs (sv_2mortal (newSViv (events)));	328	PUSHs (newSVnv (now));
		329
214	PUTBACK;	330	PUTBACK;
215	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	331	count = call_sv (w->fh, G_SCALAR | G_EVAL);
216		332	SPAGAIN;
217	if (ev->interval && !ev->active)
218	e_start (ev);
219
220	FREETMPS;
221		333
222	if (SvTRUE (ERRSV))	334	if (SvTRUE (ERRSV))
223	{	335	{
224	PUSHMARK (SP);	336	PUSHMARK (SP);
225	PUTBACK;	337	PUTBACK;
226	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);	338	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		339	SPAGAIN;
227	}	340	}
228		341
		342	if (count > 0)
		343	{
		344	retval = SvNV (TOPs);
		345
		346	if (retval < now)
		347	retval = now;
		348	}
		349	else
		350	retval = now;
		351
		352	FREETMPS;
229	LEAVE;	353	LEAVE;
230	}
231		354
232	/////////////////////////////////////////////////////////////////////////////	355	return retval;
233	// DNS	356	}
		357
		358	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		359	croak (# repeat " value must be >= 0");
		360
		361	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		362	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		363
		364	#define CHECK_SIG(sv,num) if ((num) < 0) \
		365	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
234		366
235	static void	367	static void
236	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)	368	default_fork (void)
237	{	369	{
238	dSP;	370	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	}	371	}
283		372
284	/////////////////////////////////////////////////////////////////////////////	373	/////////////////////////////////////////////////////////////////////////////
285	// XS interface functions	374	// XS interface functions
286		375
287	MODULE = EV PACKAGE = EV PREFIX = event_	376	MODULE = EV PACKAGE = EV PREFIX = ev_
		377
		378	PROTOTYPES: ENABLE
288		379
289	BOOT:	380	BOOT:
290	{	381	{
291	int i;
292	HV *stash = gv_stashpv ("EV", 1);	382	HV *stash = gv_stashpv ("EV", 1);
293		383
294	static const struct {	384	static const struct {
295	const char *name;	385	const char *name;
296	IV iv;	386	IV iv;
297	} *civ, const_iv[] = {	387	} *civ, const_iv[] = {
298	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	388	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		389	const_iv (EV_, MINPRI)
		390	const_iv (EV_, MAXPRI)
		391
		392	const_iv (EV_, UNDEF)
299	const_iv (EV_, NONE)	393	const_iv (EV_, NONE)
300	const_iv (EV_, TIMEOUT)
301	const_iv (EV_, READ)	394	const_iv (EV_, READ)
302	const_iv (EV_, WRITE)	395	const_iv (EV_, WRITE)
		396	const_iv (EV_, IO)
		397	const_iv (EV_, TIMER)
		398	const_iv (EV_, PERIODIC)
303	const_iv (EV_, SIGNAL)	399	const_iv (EV_, SIGNAL)
		400	const_iv (EV_, CHILD)
304	const_iv (EV_, PERSIST)	401	const_iv (EV_, STAT)
		402	const_iv (EV_, IDLE)
		403	const_iv (EV_, PREPARE)
		404	/*const_iv (EV_, CHECK) needs special tretament */
		405	const_iv (EV_, EMBED)
		406	const_iv (EV_, FORK)
		407	const_iv (EV_, CLEANUP)
		408	const_iv (EV_, ASYNC)
		409	const_iv (EV_, CUSTOM)
		410	const_iv (EV_, ERROR)
		411
		412	const_iv (EV, RUN_NOWAIT)
305	const_iv (EV, LOOP_ONCE)	413	const_iv (EV, RUN_ONCE)
		414
		415	const_iv (EV, BREAK_CANCEL)
		416	const_iv (EV, BREAK_ONE)
		417	const_iv (EV, BREAK_ALL)
		418	const_iv (EV, BACKEND_SELECT)
		419	const_iv (EV, BACKEND_POLL)
		420	const_iv (EV, BACKEND_EPOLL)
		421	const_iv (EV, BACKEND_KQUEUE)
		422	const_iv (EV, BACKEND_DEVPOLL)
		423	const_iv (EV, BACKEND_PORT)
		424	const_iv (EV, BACKEND_ALL)
		425	const_iv (EV, BACKEND_MASK)
		426	const_iv (EV, FLAG_AUTO)
		427	const_iv (EV, FLAG_FORKCHECK)
		428	const_iv (EV, FLAG_SIGNALFD)
		429	const_iv (EV, FLAG_NOSIGMASK)
		430	const_iv (EV, FLAG_NOENV)
		431	const_iv (EV, FLAG_NOINOTIFY)
		432
		433	const_iv (EV_, VERSION_MAJOR)
		434	const_iv (EV_, VERSION_MINOR)
		435	#if EV_COMPAT3
		436	const_iv (EV, FLAG_NOSIGFD) /* compatibility, always 0 */
		437	const_iv (EV_, TIMEOUT)
306	const_iv (EV, LOOP_NONBLOCK)	438	const_iv (EV, LOOP_NONBLOCK)
307	const_iv (EV, BUFFER_READ)	439	const_iv (EV, LOOP_ONESHOT)
308	const_iv (EV, BUFFER_WRITE)	440	const_iv (EV, UNLOOP_CANCEL)
309	const_iv (EV, BUFFER_EOF)	441	const_iv (EV, UNLOOP_ONE)
310	const_iv (EV, BUFFER_ERROR)	442	const_iv (EV, UNLOOP_ALL)
311	const_iv (EV, BUFFER_TIMEOUT)	443	#endif
312	};	444	};
313		445
314	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	446	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
315	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	447	newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
316		448
		449	/* since this clashes with perl CHECK blocks, */
		450	/* but we are interested in constants, */
		451	/* and not blocks, we treat CHECK specially. */
		452	{
		453	/* the local $^W = 0 takes care of the warning */
		454	CV *cv = newCONSTSUB (stash, "CHECK", newSViv (EV_CHECK));
		455	/* now we need to re-set the gv, in case it was hijacked */
		456	GvCV_set (gv_fetchpv ("EV::CHECK", GV_ADD, SVt_PVCV), cv);
		457	}
		458
		459	stash_loop = gv_stashpv ("EV::Loop" , 1);
317	stash_base = gv_stashpv ("EV::Base" , 1);	460	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		461	stash_io = gv_stashpv ("EV::IO" , 1);
		462	stash_timer = gv_stashpv ("EV::Timer" , 1);
		463	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		464	stash_signal = gv_stashpv ("EV::Signal" , 1);
		465	stash_idle = gv_stashpv ("EV::Idle" , 1);
		466	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		467	stash_check = gv_stashpv ("EV::Check" , 1);
		468	stash_child = gv_stashpv ("EV::Child" , 1);
318	stash_event = gv_stashpv ("EV::Event", 1);	469	stash_embed = gv_stashpv ("EV::Embed" , 1);
		470	stash_stat = gv_stashpv ("EV::Stat" , 1);
		471	stash_fork = gv_stashpv ("EV::Fork" , 1);
		472	stash_cleanup = gv_stashpv ("EV::Cleanup" , 1);
		473	stash_async = gv_stashpv ("EV::Async" , 1);
319		474
320	{	475	{
321	SV *sv = perl_get_sv ("EV::API", TRUE);	476	SV *sv = perl_get_sv ("EV::API", TRUE);
322	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */	477	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
323		478
		479	/* the poor man's shared library emulator */
324	evapi.ver = EV_API_VERSION;	480	evapi.ver = EV_API_VERSION;
325	evapi.rev = EV_API_REVISION;	481	evapi.rev = EV_API_REVISION;
326	evapi.now = e_now;	482	evapi.sv_fileno = sv_fileno;
327	evapi.once = api_once;	483	evapi.sv_signum = s_signum;
		484	evapi.supported_backends = ev_supported_backends ();
		485	evapi.recommended_backends = ev_recommended_backends ();
		486	evapi.embeddable_backends = ev_embeddable_backends ();
		487	evapi.time_ = ev_time;
		488	evapi.sleep_ = ev_sleep;
		489	evapi.loop_new = ev_loop_new;
		490	evapi.loop_destroy = ev_loop_destroy;
		491	evapi.loop_fork = ev_loop_fork;
		492	evapi.iteration = ev_iteration;
		493	evapi.depth = ev_depth;
		494	evapi.set_userdata = ev_set_userdata;
		495	evapi.userdata = ev_userdata;
		496	evapi.now = ev_now;
		497	evapi.now_update = ev_now_update;
		498	evapi.suspend = ev_suspend;
		499	evapi.resume = ev_resume;
		500	evapi.backend = ev_backend;
		501	evapi.break_ = ev_break;
		502	evapi.invoke_pending = ev_invoke_pending;
		503	evapi.pending_count = ev_pending_count;
		504	evapi.verify = ev_verify;
		505	evapi.set_loop_release_cb = ev_set_loop_release_cb;
		506	evapi.set_invoke_pending_cb= ev_set_invoke_pending_cb;
		507	evapi.ref = ev_ref;
		508	evapi.unref = ev_unref;
		509	evapi.run = ev_run;
		510	evapi.once = ev_once;
		511	evapi.io_start = ev_io_start;
		512	evapi.io_stop = ev_io_stop;
		513	evapi.timer_start = ev_timer_start;
		514	evapi.timer_stop = ev_timer_stop;
		515	evapi.timer_again = ev_timer_again;
		516	evapi.timer_remaining = ev_timer_remaining;
		517	evapi.periodic_start = ev_periodic_start;
		518	evapi.periodic_stop = ev_periodic_stop;
		519	evapi.signal_start = ev_signal_start;
		520	evapi.signal_stop = ev_signal_stop;
		521	evapi.idle_start = ev_idle_start;
		522	evapi.idle_stop = ev_idle_stop;
		523	evapi.prepare_start = ev_prepare_start;
		524	evapi.prepare_stop = ev_prepare_stop;
		525	evapi.check_start = ev_check_start;
		526	evapi.check_stop = ev_check_stop;
		527	#if EV_CHILD_ENABLE
		528	evapi.child_start = ev_child_start;
		529	evapi.child_stop = ev_child_stop;
		530	#endif
		531	evapi.stat_start = ev_stat_start;
		532	evapi.stat_stop = ev_stat_stop;
		533	evapi.stat_stat = ev_stat_stat;
		534	evapi.embed_start = ev_embed_start;
		535	evapi.embed_stop = ev_embed_stop;
		536	evapi.embed_sweep = ev_embed_sweep;
		537	evapi.fork_start = ev_fork_start;
		538	evapi.fork_stop = ev_fork_stop;
		539	evapi.cleanup_start = ev_cleanup_start;
		540	evapi.cleanup_stop = ev_cleanup_stop;
		541	evapi.async_start = ev_async_start;
		542	evapi.async_stop = ev_async_stop;
		543	evapi.async_send = ev_async_send;
		544	evapi.clear_pending = ev_clear_pending;
		545	evapi.invoke = ev_invoke;
328		546
329	sv_setiv (sv, (IV)&evapi);	547	sv_setiv (sv, (IV)&evapi);
330	SvREADONLY_on (sv);	548	SvREADONLY_on (sv);
331	}	549	}
		550	#if !defined _WIN32 && !defined _MINIX && !EV_NO_ATFORK
		551	/* unfortunately, musl neither implements the linux standard base,
		552	/* nor makes itself detectable via macros. yeah, right... */
		553	#if __linux && (__GLIBC__ || __UCLIBC__)
		554	int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle);
		555	__register_atfork (0, 0, default_fork, 0);
		556	#else
		557	pthread_atfork (0, 0, default_fork);
		558	#endif
		559	#endif
332	}	560	}
333		561
334	double now ()	562	SV *ev_default_loop (unsigned int flags = 0)
335	CODE:	563	CODE:
336	RETVAL = e_now ();	564	{
337	OUTPUT:	565	if (!default_loop_sv)
338	RETVAL	566	{
		567	evapi.default_loop = ev_default_loop (flags);
339		568
340	const char *version ()	569	if (!evapi.default_loop)
		570	XSRETURN_UNDEF;
		571
		572	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		573	}
		574
		575	RETVAL = newSVsv (default_loop_sv);
		576	}
		577	OUTPUT:
		578	RETVAL
		579
		580	void ev_default_destroy ()
		581	CODE:
		582	ev_loop_destroy (EV_DEFAULT_UC);
		583	SvREFCNT_dec (default_loop_sv);
		584	default_loop_sv = 0;
		585
		586	unsigned int ev_supported_backends ()
		587
		588	unsigned int ev_recommended_backends ()
		589
		590	unsigned int ev_embeddable_backends ()
		591
		592	void ev_sleep (NV interval)
		593
		594	NV ev_time ()
		595
		596	void ev_feed_signal (SV *signal)
		597	CODE:
		598	{
		599	Signal signum = s_signum (signal);
		600	CHECK_SIG (signal, signum);
		601
		602	ev_feed_signal (signum);
		603	}
		604
		605	NV ev_now ()
		606	C_ARGS: evapi.default_loop
		607
		608	void ev_now_update ()
		609	C_ARGS: evapi.default_loop
		610
		611	void ev_suspend ()
		612	C_ARGS: evapi.default_loop
		613
		614	void ev_resume ()
		615	C_ARGS: evapi.default_loop
		616
		617	unsigned int ev_backend ()
		618	C_ARGS: evapi.default_loop
		619
		620	void ev_verify ()
341	ALIAS:	621	ALIAS:
		622	loop_verify = 1
		623	C_ARGS: evapi.default_loop
		624
		625	unsigned int ev_iteration ()
		626	ALIAS:
		627	loop_count = 1
		628	C_ARGS: evapi.default_loop
		629
		630	unsigned int ev_depth ()
		631	ALIAS:
342	method = 1	632	loop_depth = 1
343	CODE:	633	C_ARGS: evapi.default_loop
344	RETVAL = ix ? event_get_method () : event_get_version ();
345	OUTPUT:
346	RETVAL
347		634
348	Base event_init ()	635	void ev_set_io_collect_interval (NV interval)
		636	C_ARGS: evapi.default_loop, interval
349		637
350	int event_priority_init (int npri)	638	void ev_set_timeout_collect_interval (NV interval)
		639	C_ARGS: evapi.default_loop, interval
351		640
352	int event_dispatch ()
353
354	int event_loop (int flags = 0)	641	int ev_run (int flags = 0)
		642	ALIAS:
		643	loop = 1
		644	C_ARGS: evapi.default_loop, flags
355		645
356	int event_loopexit (double after = 0)	646	void ev_break (int how = EVBREAK_ONE)
357	CODE:	647	ALIAS:
358	{	648	unloop = 1
359	struct timeval tv;	649	C_ARGS: evapi.default_loop, how
360	tv_set (&tv, after);
361	event_loopexit (&tv);
362	}
363		650
364	Event event (SV *cb)	651	void ev_feed_fd_event (int fd, int revents = EV_NONE)
365	CODE:	652	C_ARGS: evapi.default_loop, fd, revents
366	RETVAL = e_new (NEWSV (0, 0), 0, cb);
367	OUTPUT:
368	RETVAL
369		653
		654	void ev_feed_signal_event (SV *signal)
		655	CODE:
		656	{
		657	Signal signum = s_signum (signal);
		658	CHECK_SIG (signal, signum);
		659
		660	ev_feed_signal_event (evapi.default_loop, signum);
		661	}
		662
		663	unsigned int ev_pending_count ()
		664	C_ARGS: evapi.default_loop
		665
		666	void ev_invoke_pending ()
		667	C_ARGS: evapi.default_loop
		668
370	Event io (SV *fh, short events, SV *cb)	669	ev_io *io (SV *fh, int events, SV *cb)
371	ALIAS:	670	ALIAS:
372	io_ns = 1	671	io_ns = 1
		672	_ae_io = 2
373	CODE:	673	CODE:
374	RETVAL = e_new (fh, events, cb);
375	if (!ix) e_start (RETVAL);
376	OUTPUT:
377	RETVAL
378
379	Event timed_io (SV *fh, short events, double timeout, SV *cb)
380	ALIAS:
381	timed_io_ns = 1
382	CODE:
383	{	674	{
384	events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;	675	int fd = s_fileno (fh, events & EV_WRITE);
		676	CHECK_FD (fh, fd);
385		677
386	RETVAL = e_new (fh, events, cb);	678	if (ix == 2)
387		679	{
388	if (timeout)	680	ix = 0;
389	{	681	events = events ? EV_WRITE : EV_READ;
390	RETVAL->timeout = timeout;
391	RETVAL->interval = 1;
392	}	682	}
393		683
		684	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		685	e_fh (RETVAL) = newSVsv (fh);
		686	ev_io_set (RETVAL, fd, events);
394	if (!ix) e_start (RETVAL);	687	if (!ix) START (io, RETVAL);
395	}	688	}
396	OUTPUT:	689	OUTPUT:
397	RETVAL	690	RETVAL
398		691
399	Event timer (double after, int repeat, SV *cb)	692	ev_timer *timer (NV after, NV repeat, SV *cb)
400	ALIAS:	693	ALIAS:
401	timer_ns = 1	694	timer_ns = 1
		695	INIT:
		696	CHECK_REPEAT (repeat);
402	CODE:	697	CODE:
403	RETVAL = e_new (NEWSV (0, 0), 0, cb);	698	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
404	RETVAL->timeout = after;	699	ev_timer_set (RETVAL, after, repeat);
405	RETVAL->interval = repeat;	700	if (!ix) START (timer, RETVAL);
406	if (!ix) e_start (RETVAL);
407	OUTPUT:	701	OUTPUT:
408	RETVAL	702	RETVAL
409		703
410	Event timer_abs (double at, double interval, SV *cb)	704	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
411	ALIAS:	705	ALIAS:
412	timer_abs_ns = 1	706	periodic_ns = 1
		707	INIT:
		708	CHECK_REPEAT (interval);
413	CODE:	709	CODE:
414	RETVAL = e_new (NEWSV (0, 0), 0, cb);	710	{
415	RETVAL->timeout = at;	711	ev_periodic *w;
416	RETVAL->interval = interval;	712	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
417	RETVAL->abstime = 1;	713	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
418	if (!ix) e_start (RETVAL);	714	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		715	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		716	if (!ix) START (periodic, w);
		717	}
419	OUTPUT:	718	OUTPUT:
420	RETVAL	719	RETVAL
421		720
422	Event signal (Signal signum, SV *cb)	721	ev_signal *signal (SV *signal, SV *cb)
423	ALIAS:	722	ALIAS:
424	signal_ns = 1	723	signal_ns = 1
425	CODE:	724	CODE:
426	RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb);	725	{
427	RETVAL->ev.ev_fd = signum;	726	Signal signum = s_signum (signal);
		727	CHECK_SIG (signal, signum);
		728
		729	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		730	ev_signal_set (RETVAL, signum);
		731	if (!ix) START_SIGNAL (RETVAL);
		732	}
		733	OUTPUT:
		734	RETVAL
		735
		736	ev_idle *idle (SV *cb)
		737	ALIAS:
		738	idle_ns = 1
		739	CODE:
		740	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		741	ev_idle_set (RETVAL);
		742	if (!ix) START (idle, RETVAL);
		743	OUTPUT:
		744	RETVAL
		745
		746	ev_prepare *prepare (SV *cb)
		747	ALIAS:
		748	prepare_ns = 1
		749	CODE:
		750	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		751	ev_prepare_set (RETVAL);
		752	if (!ix) START (prepare, RETVAL);
		753	OUTPUT:
		754	RETVAL
		755
		756	ev_check *check (SV *cb)
		757	ALIAS:
		758	check_ns = 1
		759	CODE:
		760	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		761	ev_check_set (RETVAL);
		762	if (!ix) START (check, RETVAL);
		763	OUTPUT:
		764	RETVAL
		765
		766	ev_fork *fork (SV *cb)
		767	ALIAS:
		768	fork_ns = 1
		769	CODE:
		770	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		771	ev_fork_set (RETVAL);
		772	if (!ix) START (fork, RETVAL);
		773	OUTPUT:
		774	RETVAL
		775
		776	#if CLEANUP_ENABLED
		777
		778	ev_cleanup *cleanup (SV *cb)
		779	ALIAS:
		780	cleanup_ns = 1
		781	CODE:
		782	RETVAL = e_new (sizeof (ev_cleanup), cb, default_loop_sv);
		783	SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
		784	ev_cleanup_set (RETVAL);
		785	if (!ix) START (cleanup, RETVAL);
		786	OUTPUT:
		787	RETVAL
		788
		789	#endif
		790
		791	ev_child *child (int pid, int trace, SV *cb)
		792	ALIAS:
		793	child_ns = 1
		794	CODE:
		795	#if EV_CHILD_ENABLE
		796	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		797	ev_child_set (RETVAL, pid, trace);
		798	if (!ix) START (child, RETVAL);
		799	#else
		800	croak ("EV::child watchers not supported on this platform");
		801	#endif
		802	OUTPUT:
		803	RETVAL
		804
		805
		806	ev_stat *stat (SV *path, NV interval, SV *cb)
		807	ALIAS:
		808	stat_ns = 1
		809	CODE:
		810	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		811	e_fh (RETVAL) = newSVsv (path);
		812	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
428	if (!ix) e_start (RETVAL);	813	if (!ix) START (stat, RETVAL);
429	OUTPUT:	814	OUTPUT:
430	RETVAL	815	RETVAL
		816
		817	#ifndef EV_NO_LOOPS
		818
		819	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		820	ALIAS:
		821	embed_ns = 1
		822	CODE:
		823	{
		824	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		825	croak ("passed loop is not embeddable via EV::embed,");
		826
		827	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		828	e_fh (RETVAL) = newSVsv (ST (0));
		829	ev_embed_set (RETVAL, loop);
		830	if (!ix) START (embed, RETVAL);
		831	}
		832	OUTPUT:
		833	RETVAL
		834
		835	#endif
		836
		837	ev_async *async (SV *cb)
		838	ALIAS:
		839	async_ns = 1
		840	CODE:
		841	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		842	ev_async_set (RETVAL);
		843	if (!ix) START (async, RETVAL);
		844	OUTPUT:
		845	RETVAL
		846
		847	void once (SV *fh, int events, SV *timeout, SV *cb)
		848	CODE:
		849	ev_once (
		850	evapi.default_loop,
		851	s_fileno (fh, events & EV_WRITE), events,
		852	SvOK (timeout) ? SvNV (timeout) : -1.,
		853	e_once_cb,
		854	newSVsv (cb)
		855	);
431		856
432	PROTOTYPES: DISABLE	857	PROTOTYPES: DISABLE
433		858
434
435	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
436
437	Base new ()
438	CODE:
439	RETVAL = event_init ();
440	OUTPUT:
441	RETVAL
442
443	int event_base_dispatch (Base base)
444
445	int event_base_loop (Base base, int flags = 0)
446
447	int event_base_loopexit (Base base, double after)
448	CODE:
449	{
450	struct timeval tv;
451	tv.tv_sec = (long)after;
452	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
453	event_base_loopexit (base, &tv);
454	}
455
456	int event_base_priority_init (Base base, int npri)
457
458	void event_base_set (Base base, Event ev)
459	C_ARGS: base, &ev->ev
460
461	void DESTROY (Base base)
462	CODE:
463	/*event_base_free (base);*/ /* causes too many problems */
464
465
466	MODULE = EV PACKAGE = EV::Event PREFIX = event_	859	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
467		860
468	int event_priority_set (Event ev, int pri)	861	int ev_is_active (ev_watcher *w)
469	C_ARGS: &ev->ev, pri
470		862
471	int event_add (Event ev, double timeout = TIMEOUT_NONE)	863	int ev_is_pending (ev_watcher *w)
472	CODE:
473	ev->timeout = timeout;
474	ev->abstime = 0;
475	RETVAL = e_start (ev);
476	OUTPUT:
477	RETVAL
478		864
479	int event_start (Event ev)	865	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
480	CODE:	866	C_ARGS: e_loop (w), w, revents
481	RETVAL = e_start (ev);
482	OUTPUT:
483	RETVAL
484		867
485	int event_del (Event ev)	868	int ev_clear_pending (ev_watcher *w)
486	ALIAS:	869	C_ARGS: e_loop (w), w
487	stop = 0
488	CODE:
489	RETVAL = e_stop (ev);
490	OUTPUT:
491	RETVAL
492		870
493	void DESTROY (Event ev)	871	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
494	CODE:	872	C_ARGS: e_loop (w), w, revents
495	e_stop (ev);
496	SvREFCNT_dec (ev->cb);
497	SvREFCNT_dec (ev->fh);
498		873
		874	int keepalive (ev_watcher *w, int new_value = 0)
		875	CODE:
		876	{
		877	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		878	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		879
		880	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		881	{
		882	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		883	REF (w);
		884	UNREF (w);
		885	}
		886	}
		887	OUTPUT:
		888	RETVAL
		889
499	SV *cb (Event ev, SV *new_cb = 0)	890	SV *cb (ev_watcher *w, SV *new_cb = 0)
500	CODE:	891	CODE:
501	RETVAL = newSVsv (ev->cb);	892	{
502	if (items > 1)
503	sv_setsv (ev->cb, new_cb);
504	OUTPUT:
505	RETVAL
506
507	SV *fh (Event ev, SV *new_fh = 0)
508	CODE:
509	RETVAL = newSVsv (ev->fh);
510	if (items > 1)	893	if (items > 1)
511	{	894	{
512	if (ev->active) event_del (&ev->ev);	895	new_cb = s_get_cv_croak (new_cb);
513	sv_setsv (ev->fh, new_fh);	896	RETVAL = newRV_noinc (w->cb_sv);
514	ev->ev.ev_fd = sv_fileno (ev->fh);	897	w->cb_sv = SvREFCNT_inc (new_cb);
515	ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
516	if (ev->active) event_add (&ev->ev, e_tv (ev));
517	}	898	}
		899	else
		900	RETVAL = newRV_inc (w->cb_sv);
		901	}
518	OUTPUT:	902	OUTPUT:
519	RETVAL	903	RETVAL
520		904
521	SV *signal (Event ev, SV *new_signal = 0)	905	SV *data (ev_watcher *w, SV *new_data = 0)
522	CODE:	906	CODE:
523	{	907	{
524	Signal signum;	908	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
525
526	if (items > 1)
527	signum = sv_signum (new_signal); /* may croak here */
528
529	RETVAL = newSVsv (ev->fh);
530		909
531	if (items > 1)	910	if (items > 1)
532	{	911	{
533	if (ev->active) event_del (&ev->ev);	912	SvREFCNT_dec (w->data);
534	sv_setsv (ev->fh, new_signal);	913	w->data = newSVsv (new_data);
535	ev->ev.ev_fd = signum;
536	ev->ev.ev_events |= EV_SIGNAL;
537	if (ev->active) event_add (&ev->ev, e_tv (ev));
538	}	914	}
539	}	915	}
540	OUTPUT:	916	OUTPUT:
541	RETVAL	917	RETVAL
542		918
543	short events (Event ev, short new_events = EV_UNDEF)	919	SV *loop (ev_watcher *w)
544	CODE:	920	CODE:
545	RETVAL = ev->ev.ev_events;	921	RETVAL = newRV_inc (w->loop);
		922	OUTPUT:
		923	RETVAL
		924
		925	int priority (ev_watcher *w, int new_priority = 0)
		926	CODE:
		927	{
		928	RETVAL = w->priority;
		929
546	if (items > 1)	930	if (items > 1)
547	{	931	{
548	if (ev->active) event_del (&ev->ev);	932	int active = ev_is_active (w);
549	ev->ev.ev_events = new_events;	933
550	if (ev->active) event_add (&ev->ev, e_tv (ev));	934	if (active)
		935	{
		936	/* grrr. */
		937	PUSHMARK (SP);
		938	XPUSHs (ST (0));
		939	PUTBACK;
		940	call_method ("stop", G_DISCARD | G_VOID);
		941	}
		942
		943	ev_set_priority (w, new_priority);
		944
		945	if (active)
		946	{
		947	PUSHMARK (SP);
		948	XPUSHs (ST (0));
		949	PUTBACK;
		950	call_method ("start", G_DISCARD | G_VOID);
		951	}
551	}	952	}
		953	}
552	OUTPUT:	954	OUTPUT:
553	RETVAL	955	RETVAL
554		956
555	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	957	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
		958
		959	void ev_io_start (ev_io *w)
556	CODE:	960	CODE:
557	RETVAL = ev->timeout;	961	START (io, w);
		962
		963	void ev_io_stop (ev_io *w)
		964	CODE:
		965	STOP (io, w);
		966
		967	void DESTROY (ev_io *w)
		968	CODE:
		969	STOP (io, w);
		970	e_destroy (w);
		971
		972	void set (ev_io *w, SV *fh, int events)
		973	CODE:
		974	{
		975	int fd = s_fileno (fh, events & EV_WRITE);
		976	CHECK_FD (fh, fd);
		977
		978	sv_setsv (e_fh (w), fh);
		979	RESET (io, w, (w, fd, events));
		980	}
		981
		982	SV *fh (ev_io *w, SV *new_fh = 0)
		983	CODE:
		984	{
558	if (items > 1)	985	if (items > 1)
559	{	986	{
560	if (ev->active) event_del (&ev->ev);	987	int fd = s_fileno (new_fh, w->events & EV_WRITE);
561	ev->timeout = new_timeout;	988	CHECK_FD (new_fh, fd);
562	ev->interval = repeat;	989
563	ev->abstime = 0;	990	RETVAL = e_fh (w);
564	if (ev->active) event_add (&ev->ev, e_tv (ev));	991	e_fh (w) = newSVsv (new_fh);
		992
		993	RESET (io, w, (w, fd, w->events));
565	}	994	}
		995	else
		996	RETVAL = newSVsv (e_fh (w));
		997	}
566	OUTPUT:	998	OUTPUT:
567	RETVAL	999	RETVAL
568		1000
569	void timeout_abs (Event ev, double at, double interval = 0.)	1001	int events (ev_io *w, int new_events = EV_UNDEF)
570	CODE:	1002	CODE:
571	if (ev->active) event_del (&ev->ev);	1003	{
572	ev->timeout = at;	1004	RETVAL = w->events;
573	ev->interval = interval;
574	ev->abstime = 1;
575	if (ev->active) event_add (&ev->ev, e_tv (ev));
576		1005
		1006	if (items > 1)
		1007	{
		1008	PAUSE (io);
		1009	ev_io_modify (w, new_events);
		1010	RESUME (io);
		1011	}
		1012	}
		1013	OUTPUT:
		1014	RETVAL
577		1015
578	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	1016	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
579		1017
580	BOOT:	1018	void ev_signal_start (ev_signal *w)
581	{	1019	CODE:
582	HV *stash = gv_stashpv ("EV::DNS", 1);	1020	START_SIGNAL (w);
583		1021
584	static const struct {	1022	void ev_signal_stop (ev_signal *w)
585	const char *name;	1023	CODE:
586	IV iv;	1024	STOP (signal, w);
587	} *civ, const_iv[] = {
588	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
589	const_iv (DNS_, ERR_NONE)
590	const_iv (DNS_, ERR_FORMAT)
591	const_iv (DNS_, ERR_SERVERFAILED)
592	const_iv (DNS_, ERR_NOTEXIST)
593	const_iv (DNS_, ERR_NOTIMPL)
594	const_iv (DNS_, ERR_REFUSED)
595	const_iv (DNS_, ERR_TRUNCATED)
596	const_iv (DNS_, ERR_UNKNOWN)
597	const_iv (DNS_, ERR_TIMEOUT)
598	const_iv (DNS_, ERR_SHUTDOWN)
599	const_iv (DNS_, IPv4_A)
600	const_iv (DNS_, PTR)
601	const_iv (DNS_, IPv6_AAAA)
602	const_iv (DNS_, QUERY_NO_SEARCH)
603	const_iv (DNS_, OPTION_SEARCH)
604	const_iv (DNS_, OPTION_NAMESERVERS)
605	const_iv (DNS_, OPTION_MISC)
606	const_iv (DNS_, OPTIONS_ALL)
607	const_iv (DNS_, NO_SEARCH)
608	};
609		1025
610	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1026	void DESTROY (ev_signal *w)
611	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1027	CODE:
612	}	1028	STOP (signal, w);
		1029	e_destroy (w);
613		1030
614	int evdns_init ()	1031	void set (ev_signal *w, SV *signal)
		1032	CODE:
		1033	{
		1034	Signal signum = s_signum (signal);
		1035	CHECK_SIG (signal, signum);
615		1036
616	void evdns_shutdown (int fail_requests = 1)	1037	RESET_SIGNAL (w, (w, signum));
		1038	}
617		1039
618	const char *evdns_err_to_string (int err)	1040	int signal (ev_signal *w, SV *new_signal = 0)
		1041	CODE:
		1042	{
		1043	RETVAL = w->signum;
619		1044
620	int evdns_nameserver_add (U32 address)	1045	if (items > 1)
		1046	{
		1047	Signal signum = s_signum (new_signal);
		1048	CHECK_SIG (new_signal, signum);
621		1049
622	int evdns_count_nameservers ()	1050	RESET_SIGNAL (w, (w, signum));
		1051	}
		1052	}
		1053	OUTPUT:
		1054	RETVAL
623		1055
624	int evdns_clear_nameservers_and_suspend ()	1056	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
625		1057
626	int evdns_resume ()	1058	void ev_timer_start (ev_timer *w)
		1059	INIT:
		1060	CHECK_REPEAT (w->repeat);
		1061	CODE:
		1062	START (timer, w);
627		1063
628	int evdns_nameserver_ip_add (char *ip_as_string)	1064	void ev_timer_stop (ev_timer *w)
		1065	CODE:
		1066	STOP (timer, w);
629		1067
630	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	1068	void ev_timer_again (ev_timer *w, NV repeat = NO_INIT)
631	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
632
633	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
634	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
635
636	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
637	ALIAS:
638	evdns_resolve_reverse_ipv6 = 1
639	CODE:	1069	CODE:
640	{	1070	if (items > 1)
641	STRLEN len;	1071	w->repeat = repeat;
642	char *data = SvPVbyte (addr, len);	1072	CHECK_REPEAT (w->repeat);
643	if (len != (ix ? 16 : 4))	1073	ev_timer_again (e_loop (w), w);
644	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");	1074	UNREF (w);
645		1075
		1076	NV ev_timer_remaining (ev_timer *w)
		1077	C_ARGS: e_loop (w), w
		1078
		1079	void DESTROY (ev_timer *w)
		1080	CODE:
		1081	STOP (timer, w);
		1082	e_destroy (w);
		1083
		1084	void set (ev_timer *w, NV after, NV repeat = 0.)
		1085	INIT:
		1086	CHECK_REPEAT (repeat);
		1087	CODE:
		1088	RESET (timer, w, (w, after, repeat));
		1089
		1090	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		1091
		1092	void ev_periodic_start (ev_periodic *w)
		1093	INIT:
		1094	CHECK_REPEAT (w->interval);
		1095	CODE:
		1096	START (periodic, w);
		1097
		1098	void ev_periodic_stop (ev_periodic *w)
		1099	CODE:
		1100	STOP (periodic, w);
		1101
		1102	void ev_periodic_again (ev_periodic *w)
		1103	CODE:
		1104	ev_periodic_again (e_loop (w), w);
		1105	UNREF (w);
		1106
		1107	void DESTROY (ev_periodic *w)
		1108	CODE:
		1109	STOP (periodic, w);
		1110	e_destroy (w);
		1111
		1112	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		1113	INIT:
		1114	CHECK_REPEAT (interval);
		1115	CODE:
		1116	{
		1117	SvREFCNT_dec (e_fh (w));
		1118	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1119
		1120	RESET (periodic, w, (w, at, interval, e_fh (w) ? e_periodic_cb : 0));
		1121	}
		1122
		1123	NV at (ev_periodic *w)
		1124	CODE:
		1125	RETVAL = ev_periodic_at (w);
		1126	OUTPUT:
		1127	RETVAL
		1128
		1129	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
		1130
		1131	void ev_idle_start (ev_idle *w)
		1132	CODE:
		1133	START (idle, w);
		1134
		1135	void ev_idle_stop (ev_idle *w)
		1136	CODE:
		1137	STOP (idle, w);
		1138
		1139	void DESTROY (ev_idle *w)
		1140	CODE:
		1141	STOP (idle, w);
		1142	e_destroy (w);
		1143
		1144	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1145
		1146	void ev_prepare_start (ev_prepare *w)
		1147	CODE:
		1148	START (prepare, w);
		1149
		1150	void ev_prepare_stop (ev_prepare *w)
		1151	CODE:
		1152	STOP (prepare, w);
		1153
		1154	void DESTROY (ev_prepare *w)
		1155	CODE:
		1156	STOP (prepare, w);
		1157	e_destroy (w);
		1158
		1159	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1160
		1161	void ev_check_start (ev_check *w)
		1162	CODE:
		1163	START (check, w);
		1164
		1165	void ev_check_stop (ev_check *w)
		1166	CODE:
		1167	STOP (check, w);
		1168
		1169	void DESTROY (ev_check *w)
		1170	CODE:
		1171	STOP (check, w);
		1172	e_destroy (w);
		1173
		1174	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1175
		1176	void ev_fork_start (ev_fork *w)
		1177	CODE:
		1178	START (fork, w);
		1179
		1180	void ev_fork_stop (ev_fork *w)
		1181	CODE:
		1182	STOP (fork, w);
		1183
		1184	void DESTROY (ev_fork *w)
		1185	CODE:
		1186	STOP (fork, w);
		1187	e_destroy (w);
		1188
		1189	#if CLEANUP_ENABLED
		1190
		1191	MODULE = EV PACKAGE = EV::Cleanup PREFIX = ev_cleanup_
		1192
		1193	void ev_cleanup_start (ev_cleanup *w)
		1194	CODE:
		1195	START (cleanup, w);
		1196
		1197	void ev_cleanup_stop (ev_cleanup *w)
		1198	CODE:
		1199	STOP (cleanup, w);
		1200
		1201	void DESTROY (ev_cleanup *w)
		1202	CODE:
		1203	STOP (cleanup, w);
		1204	SvREFCNT_inc (w->loop); /* has been dec'ed on creation */
		1205	e_destroy (w);
		1206
		1207	int keepalive (ev_watcher *w, SV *new_value = 0)
		1208	CODE:
646	RETVAL = ix	1209	RETVAL = 1;
647	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
648	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
649	}
650	OUTPUT:	1210	OUTPUT:
651	RETVAL	1211	RETVAL
652		1212
653	int evdns_set_option (char *option, char *val, int flags)
654
655	int evdns_resolv_conf_parse (int flags, const char *filename)
656
657	#ifdef MS_WINDOWS
658
659	int evdns_config_windows_nameservers ()
660
661	#endif	1213	#endif
662		1214
663	void evdns_search_clear ()	1215	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
664		1216
665	void evdns_search_add (char *domain)	1217	#if EV_CHILD_ENABLE
666		1218
667	void evdns_search_ndots_set (int ndots)	1219	void ev_child_start (ev_child *w)
		1220	CODE:
		1221	START (child, w);
668		1222
		1223	void ev_child_stop (ev_child *w)
		1224	CODE:
		1225	STOP (child, w);
669		1226
		1227	void DESTROY (ev_child *w)
		1228	CODE:
		1229	STOP (child, w);
		1230	e_destroy (w);
		1231
		1232	void set (ev_child *w, int pid, int trace)
		1233	CODE:
		1234	RESET (child, w, (w, pid, trace));
		1235
		1236	int pid (ev_child *w)
		1237	ALIAS:
		1238	rpid = 1
		1239	rstatus = 2
		1240	CODE:
		1241	RETVAL = ix == 0 ? w->pid
		1242	: ix == 1 ? w->rpid
		1243	: w->rstatus;
		1244	OUTPUT:
		1245	RETVAL
		1246
		1247	#endif
		1248
		1249	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1250
		1251	void ev_stat_start (ev_stat *w)
		1252	CODE:
		1253	START (stat, w);
		1254
		1255	void ev_stat_stop (ev_stat *w)
		1256	CODE:
		1257	STOP (stat, w);
		1258
		1259	void DESTROY (ev_stat *w)
		1260	CODE:
		1261	STOP (stat, w);
		1262	e_destroy (w);
		1263
		1264	void set (ev_stat *w, SV *path, NV interval)
		1265	CODE:
		1266	{
		1267	sv_setsv (e_fh (w), path);
		1268	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval));
		1269	}
		1270
		1271	SV *path (ev_stat *w, SV *new_path = 0)
		1272	CODE:
		1273	{
		1274	RETVAL = SvREFCNT_inc (e_fh (w));
		1275
		1276	if (items > 1)
		1277	{
		1278	SvREFCNT_dec (e_fh (w));
		1279	e_fh (w) = newSVsv (new_path);
		1280	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval));
		1281	}
		1282	}
		1283	OUTPUT:
		1284	RETVAL
		1285
		1286	NV interval (ev_stat *w, NV new_interval = 0.)
		1287	CODE:
		1288	{
		1289	RETVAL = w->interval;
		1290
		1291	if (items > 1)
		1292	RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), new_interval));
		1293	}
		1294	OUTPUT:
		1295	RETVAL
		1296
		1297	void prev (ev_stat *w)
		1298	ALIAS:
		1299	stat = 1
		1300	attr = 2
		1301	PPCODE:
		1302	{
		1303	ev_statdata *s = ix ? &w->attr : &w->prev;
		1304
		1305	if (ix == 1)
		1306	ev_stat_stat (e_loop (w), w);
		1307	else if (!s->st_nlink)
		1308	errno = ENOENT;
		1309
		1310	PL_statcache.st_dev = s->st_nlink;
		1311	PL_statcache.st_ino = s->st_ino;
		1312	PL_statcache.st_mode = s->st_mode;
		1313	PL_statcache.st_nlink = s->st_nlink;
		1314	PL_statcache.st_uid = s->st_uid;
		1315	PL_statcache.st_gid = s->st_gid;
		1316	PL_statcache.st_rdev = s->st_rdev;
		1317	PL_statcache.st_size = s->st_size;
		1318	PL_statcache.st_atime = s->st_atime;
		1319	PL_statcache.st_mtime = s->st_mtime;
		1320	PL_statcache.st_ctime = s->st_ctime;
		1321
		1322	if (GIMME_V == G_SCALAR)
		1323	XPUSHs (boolSV (s->st_nlink));
		1324	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1325	{
		1326	EXTEND (SP, 13);
		1327	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1328	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1329	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1330	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1331	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1332	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1333	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1334	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1335	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1336	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1337	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1338	PUSHs (sv_2mortal (newSVuv (4096)));
		1339	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1340	}
		1341	}
		1342
		1343	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1344
		1345	void ev_embed_start (ev_embed *w)
		1346	CODE:
		1347	START (embed, w);
		1348
		1349	void ev_embed_stop (ev_embed *w)
		1350	CODE:
		1351	STOP (embed, w);
		1352
		1353	void DESTROY (ev_embed *w)
		1354	CODE:
		1355	STOP (embed, w);
		1356	e_destroy (w);
		1357
		1358	void set (ev_embed *w, struct ev_loop *loop)
		1359	CODE:
		1360	{
		1361	sv_setsv (e_fh (w), ST (1));
		1362	RESET (embed, w, (w, loop));
		1363	}
		1364
		1365	SV *other (ev_embed *w)
		1366	CODE:
		1367	RETVAL = newSVsv (e_fh (w));
		1368	OUTPUT:
		1369	RETVAL
		1370
		1371	void ev_embed_sweep (ev_embed *w)
		1372	C_ARGS: e_loop (w), w
		1373
		1374	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1375
		1376	void ev_async_start (ev_async *w)
		1377	CODE:
		1378	START (async, w);
		1379
		1380	void ev_async_stop (ev_async *w)
		1381	CODE:
		1382	STOP (async, w);
		1383
		1384	void DESTROY (ev_async *w)
		1385	CODE:
		1386	STOP (async, w);
		1387	e_destroy (w);
		1388
		1389	void ev_async_send (ev_async *w)
		1390	C_ARGS: e_loop (w), w
		1391
		1392	SV *ev_async_async_pending (ev_async *w)
		1393	CODE:
		1394	RETVAL = boolSV (ev_async_pending (w));
		1395	OUTPUT:
		1396	RETVAL
		1397
		1398	#ifndef EV_NO_LOOPS
		1399
670	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_	1400	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
671		1401
672	BOOT:	1402	SV *new (SV *klass, unsigned int flags = 0)
		1403	CODE:
673	{	1404	{
674	HV *stash = gv_stashpv ("EV::HTTP", 1);	1405	struct ev_loop *loop = ev_loop_new (flags);
675		1406
676	static const struct {	1407	if (!loop)
677	const char *name;	1408	XSRETURN_UNDEF;
678	IV iv;
679	} *civ, const_iv[] = {
680	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
681	const_iv (HTTP_, OK)
682	const_iv (HTTP_, NOCONTENT)
683	const_iv (HTTP_, MOVEPERM)
684	const_iv (HTTP_, MOVETEMP)
685	const_iv (HTTP_, NOTMODIFIED)
686	const_iv (HTTP_, BADREQUEST)
687	const_iv (HTTP_, NOTFOUND)
688	const_iv (HTTP_, SERVUNAVAIL)
689	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
690	const_iv (EVHTTP_, PROXY_REQUEST)
691	const_iv (EVHTTP_, REQ_GET)
692	const_iv (EVHTTP_, REQ_POST)
693	const_iv (EVHTTP_, REQ_HEAD)
694	const_iv (EVHTTP_, REQUEST)
695	const_iv (EVHTTP_, RESPONSE)
696	};
697		1409
698	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1410	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
699	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
700	}	1411	}
		1412	OUTPUT:
		1413	RETVAL
701		1414
702	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1415	void DESTROY (struct ev_loop *loop)
		1416	CODE:
		1417	/* 1. the default loop shouldn't be freed by destroying it's perl loop object */
		1418	/* 2. not doing so helps avoid many global destruction bugs in perl, too */
		1419	if (loop != evapi.default_loop)
		1420	ev_loop_destroy (loop);
703		1421
704	#HttpRequest new (SV *klass, SV *cb)	1422	void ev_loop_fork (struct ev_loop *loop)
705		1423
706	#void DESTROY (struct evhttp_request *req);	1424	NV ev_now (struct ev_loop *loop)
707		1425
		1426	void ev_now_update (struct ev_loop *loop)
708		1427
		1428	void ev_suspend (struct ev_loop *loop)
709		1429
		1430	void ev_resume (struct ev_loop *loop)
710		1431
		1432	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
711		1433
		1434	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
712		1435
		1436	unsigned int ev_backend (struct ev_loop *loop)
713		1437
		1438	void ev_verify (struct ev_loop *loop)
		1439	ALIAS:
		1440	loop_verify = 1
714		1441
		1442	unsigned int ev_iteration (struct ev_loop *loop)
		1443	ALIAS:
		1444	loop_count = 1
		1445
		1446	unsigned int ev_depth (struct ev_loop *loop)
		1447	ALIAS:
		1448	loop_depth = 1
		1449
		1450	int ev_run (struct ev_loop *loop, int flags = 0)
		1451	ALIAS:
		1452	loop = 1
		1453
		1454	void ev_break (struct ev_loop *loop, int how = 1)
		1455	ALIAS:
		1456	unloop = 1
		1457
		1458	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1459
		1460	unsigned int ev_pending_count (struct ev_loop *loop)
		1461
		1462	void ev_invoke_pending (struct ev_loop *loop)
		1463
		1464	#if 0
		1465
		1466	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1467	CODE:
		1468	{
		1469	Signal signum = s_signum (signal);
		1470	CHECK_SIG (signal, signum);
		1471
		1472	ev_feed_signal_event (loop, signum);
		1473	}
		1474
		1475	#endif
		1476
		1477	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
		1478	ALIAS:
		1479	io_ns = 1
		1480	CODE:
		1481	{
		1482	int fd = s_fileno (fh, events & EV_WRITE);
		1483	CHECK_FD (fh, fd);
		1484
		1485	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
		1486	e_fh (RETVAL) = newSVsv (fh);
		1487	ev_io_set (RETVAL, fd, events);
		1488	if (!ix) START (io, RETVAL);
		1489	}
		1490	OUTPUT:
		1491	RETVAL
		1492
		1493	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1494	ALIAS:
		1495	timer_ns = 1
		1496	INIT:
		1497	CHECK_REPEAT (repeat);
		1498	CODE:
		1499	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1500	ev_timer_set (RETVAL, after, repeat);
		1501	if (!ix) START (timer, RETVAL);
		1502	OUTPUT:
		1503	RETVAL
		1504
		1505	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1506	ALIAS:
		1507	periodic_ns = 1
		1508	INIT:
		1509	CHECK_REPEAT (interval);
		1510	CODE:
		1511	{
		1512	ev_periodic *w;
		1513	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1514	e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1515	ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
		1516	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1517	if (!ix) START (periodic, w);
		1518	}
		1519	OUTPUT:
		1520	RETVAL
		1521
		1522	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1523	ALIAS:
		1524	signal_ns = 1
		1525	CODE:
		1526	{
		1527	Signal signum = s_signum (signal);
		1528	CHECK_SIG (signal, signum);
		1529
		1530	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1531	ev_signal_set (RETVAL, signum);
		1532	if (!ix) START_SIGNAL (RETVAL);
		1533	}
		1534	OUTPUT:
		1535	RETVAL
		1536
		1537	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1538	ALIAS:
		1539	idle_ns = 1
		1540	CODE:
		1541	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1542	ev_idle_set (RETVAL);
		1543	if (!ix) START (idle, RETVAL);
		1544	OUTPUT:
		1545	RETVAL
		1546
		1547	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1548	ALIAS:
		1549	prepare_ns = 1
		1550	CODE:
		1551	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1552	ev_prepare_set (RETVAL);
		1553	if (!ix) START (prepare, RETVAL);
		1554	OUTPUT:
		1555	RETVAL
		1556
		1557	ev_check *check (struct ev_loop *loop, SV *cb)
		1558	ALIAS:
		1559	check_ns = 1
		1560	CODE:
		1561	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1562	ev_check_set (RETVAL);
		1563	if (!ix) START (check, RETVAL);
		1564	OUTPUT:
		1565	RETVAL
		1566
		1567	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1568	ALIAS:
		1569	fork_ns = 1
		1570	CODE:
		1571	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1572	ev_fork_set (RETVAL);
		1573	if (!ix) START (fork, RETVAL);
		1574	OUTPUT:
		1575	RETVAL
		1576
		1577	#if CLEANUP_ENABLED
		1578
		1579	ev_cleanup *cleanup (struct ev_loop *loop, SV *cb)
		1580	ALIAS:
		1581	cleanup_ns = 1
		1582	CODE:
		1583	RETVAL = e_new (sizeof (ev_cleanup), cb, ST (0));
		1584	SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
		1585	ev_cleanup_set (RETVAL);
		1586	if (!ix) START (cleanup, RETVAL);
		1587	OUTPUT:
		1588	RETVAL
		1589
		1590	#endif
		1591
		1592	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1593	ALIAS:
		1594	child_ns = 1
		1595	CODE:
		1596	#if EV_CHILD_ENABLE
		1597	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1598	ev_child_set (RETVAL, pid, trace);
		1599	if (!ix) START (child, RETVAL);
		1600	#else
		1601	croak ("EV::child watchers not supported on this platform");
		1602	#endif
		1603	OUTPUT:
		1604	RETVAL
		1605
		1606	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1607	ALIAS:
		1608	stat_ns = 1
		1609	CODE:
		1610	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1611	e_fh (RETVAL) = newSVsv (path);
		1612	ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
		1613	if (!ix) START (stat, RETVAL);
		1614	OUTPUT:
		1615	RETVAL
		1616
		1617	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1618	ALIAS:
		1619	embed_ns = 1
		1620	CODE:
		1621	{
		1622	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1623	croak ("passed loop is not embeddable via EV::embed,");
		1624
		1625	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1626	e_fh (RETVAL) = newSVsv (ST (1));
		1627	ev_embed_set (RETVAL, other);
		1628	if (!ix) START (embed, RETVAL);
		1629	}
		1630	OUTPUT:
		1631	RETVAL
		1632
		1633	ev_async *async (struct ev_loop *loop, SV *cb)
		1634	ALIAS:
		1635	async_ns = 1
		1636	CODE:
		1637	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1638	ev_async_set (RETVAL);
		1639	if (!ix) START (async, RETVAL);
		1640	OUTPUT:
		1641	RETVAL
		1642
		1643	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1644	CODE:
		1645	ev_once (
		1646	loop,
		1647	s_fileno (fh, events & EV_WRITE), events,
		1648	SvOK (timeout) ? SvNV (timeout) : -1.,
		1649	e_once_cb,
		1650	newSVsv (cb)
		1651	);
		1652
		1653	#endif
		1654

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