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Comparing EV/EV.xs (file contents):
Revision 1.13 by root, Mon Oct 29 18:33:02 2007 UTC vs.
Revision 1.172 by root, Sat Sep 17 02:28:30 2016 UTC

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

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