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Comparing EV/EV.xs (file contents):
Revision 1.14 by root, Tue Oct 30 12:48:29 2007 UTC vs.
Revision 1.164 by root, Fri Apr 5 21:04:18 2013 UTC

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

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