ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/EV/EV.xs
Revision: 1.139
Committed: Thu Apr 22 11:12:06 2010 UTC (14 years ago) by root
Branch: MAIN
Changes since 1.138: +14 -0 lines
Log Message:
*** empty log message ***

File Contents

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