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/cvs/EV/EV.xs
Revision: 1.144
Committed: Sun Oct 24 17:58:41 2010 UTC (13 years, 6 months ago) by root
Branch: MAIN
Changes since 1.143: +1 -1 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 #if !defined(_WIN32) && !defined(_MINIX)
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)
370 const_iv (EV_, PERIODIC)
371 const_iv (EV_, SIGNAL)
372 const_iv (EV_, CHILD)
373 const_iv (EV_, STAT)
374 const_iv (EV_, IDLE)
375 const_iv (EV_, PREPARE)
376 const_iv (EV_, CHECK)
377 const_iv (EV_, EMBED)
378 const_iv (EV_, FORK)
379 const_iv (EV_, ASYNC)
380 const_iv (EV_, CUSTOM)
381 const_iv (EV_, ERROR)
382
383 const_iv (EV, RUN_NOWAIT)
384 const_iv (EV, RUN_ONCE)
385
386 const_iv (EV, BREAK_CANCEL)
387 const_iv (EV, BREAK_ONE)
388 const_iv (EV, BREAK_ALL)
389 const_iv (EV, BACKEND_SELECT)
390 const_iv (EV, BACKEND_POLL)
391 const_iv (EV, BACKEND_EPOLL)
392 const_iv (EV, BACKEND_KQUEUE)
393 const_iv (EV, BACKEND_DEVPOLL)
394 const_iv (EV, BACKEND_PORT)
395 const_iv (EV, BACKEND_ALL)
396 const_iv (EV, FLAG_AUTO)
397 const_iv (EV, FLAG_FORKCHECK)
398 const_iv (EV, FLAG_SIGNALFD)
399 const_iv (EV, FLAG_NOENV)
400 const_iv (EV, FLAG_NOSIGFD) /* compatibility, always 0 */
401 const_iv (EV, FLAG_NOINOTIFY)
402
403 const_iv (EV_, VERSION_MAJOR)
404 const_iv (EV_, VERSION_MINOR)
405 #if EV_COMPAT3
406 const_iv (EV_, TIMER)
407
408 const_iv (EV, LOOP_NONBLOCK)
409 const_iv (EV, LOOP_ONESHOT)
410
411 const_iv (EV, UNLOOP_CANCEL)
412 const_iv (EV, UNLOOP_ONE)
413 const_iv (EV, UNLOOP_ALL)
414 #endif
415 };
416
417 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
418 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
419
420 stash_loop = gv_stashpv ("EV::Loop" , 1);
421 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
422 stash_io = gv_stashpv ("EV::IO" , 1);
423 stash_timer = gv_stashpv ("EV::Timer" , 1);
424 stash_periodic = gv_stashpv ("EV::Periodic", 1);
425 stash_signal = gv_stashpv ("EV::Signal" , 1);
426 stash_idle = gv_stashpv ("EV::Idle" , 1);
427 stash_prepare = gv_stashpv ("EV::Prepare" , 1);
428 stash_check = gv_stashpv ("EV::Check" , 1);
429 stash_child = gv_stashpv ("EV::Child" , 1);
430 stash_embed = gv_stashpv ("EV::Embed" , 1);
431 stash_stat = gv_stashpv ("EV::Stat" , 1);
432 stash_fork = gv_stashpv ("EV::Fork" , 1);
433 stash_async = gv_stashpv ("EV::Async" , 1);
434
435 {
436 SV *sv = perl_get_sv ("EV::API", TRUE);
437 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
438
439 /* the poor man's shared library emulator */
440 evapi.ver = EV_API_VERSION;
441 evapi.rev = EV_API_REVISION;
442 evapi.sv_fileno = sv_fileno;
443 evapi.sv_signum = s_signum;
444 evapi.supported_backends = ev_supported_backends ();
445 evapi.recommended_backends = ev_recommended_backends ();
446 evapi.embeddable_backends = ev_embeddable_backends ();
447 evapi.time_ = ev_time;
448 evapi.sleep_ = ev_sleep;
449 evapi.loop_new = ev_loop_new;
450 evapi.loop_destroy = ev_loop_destroy;
451 evapi.loop_fork = ev_loop_fork;
452 evapi.iteration = ev_iteration;
453 evapi.depth = ev_depth;
454 evapi.set_userdata = ev_set_userdata;
455 evapi.userdata = ev_userdata;
456 evapi.now = ev_now;
457 evapi.now_update = ev_now_update;
458 evapi.suspend = ev_suspend;
459 evapi.resume = ev_resume;
460 evapi.backend = ev_backend;
461 evapi.break_ = ev_break;
462 evapi.invoke_pending = ev_invoke_pending;
463 evapi.pending_count = ev_pending_count;
464 evapi.verify = ev_verify;
465 evapi.set_loop_release_cb = ev_set_loop_release_cb;
466 evapi.set_invoke_pending_cb= ev_set_invoke_pending_cb;
467 evapi.ref = ev_ref;
468 evapi.unref = ev_unref;
469 evapi.run = ev_run;
470 evapi.once = ev_once;
471 evapi.io_start = ev_io_start;
472 evapi.io_stop = ev_io_stop;
473 evapi.timer_start = ev_timer_start;
474 evapi.timer_stop = ev_timer_stop;
475 evapi.timer_again = ev_timer_again;
476 evapi.timer_remaining = ev_timer_remaining;
477 evapi.periodic_start = ev_periodic_start;
478 evapi.periodic_stop = ev_periodic_stop;
479 evapi.signal_start = ev_signal_start;
480 evapi.signal_stop = ev_signal_stop;
481 evapi.idle_start = ev_idle_start;
482 evapi.idle_stop = ev_idle_stop;
483 evapi.prepare_start = ev_prepare_start;
484 evapi.prepare_stop = ev_prepare_stop;
485 evapi.check_start = ev_check_start;
486 evapi.check_stop = ev_check_stop;
487 #if EV_CHILD_ENABLE
488 evapi.child_start = ev_child_start;
489 evapi.child_stop = ev_child_stop;
490 #endif
491 evapi.stat_start = ev_stat_start;
492 evapi.stat_stop = ev_stat_stop;
493 evapi.stat_stat = ev_stat_stat;
494 evapi.embed_start = ev_embed_start;
495 evapi.embed_stop = ev_embed_stop;
496 evapi.embed_sweep = ev_embed_sweep;
497 evapi.fork_start = ev_fork_start;
498 evapi.fork_stop = ev_fork_stop;
499 evapi.async_start = ev_async_start;
500 evapi.async_stop = ev_async_stop;
501 evapi.async_send = ev_async_send;
502 evapi.clear_pending = ev_clear_pending;
503 evapi.invoke = ev_invoke;
504
505 sv_setiv (sv, (IV)&evapi);
506 SvREADONLY_on (sv);
507 }
508 #if !defined(_WIN32) && !defined(_MINIX)
509 pthread_atfork (0, 0, ev_default_fork);
510 #endif
511 }
512
513 SV *ev_default_loop (unsigned int flags = 0)
514 CODE:
515 {
516 if (!default_loop_sv)
517 {
518 evapi.default_loop = ev_default_loop (flags);
519
520 if (!evapi.default_loop)
521 XSRETURN_UNDEF;
522
523 default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
524 }
525
526 RETVAL = newSVsv (default_loop_sv);
527 }
528 OUTPUT:
529 RETVAL
530
531 void ev_default_destroy ()
532 CODE:
533 ev_loop_destroy (EV_DEFAULT_UC);
534 SvREFCNT_dec (default_loop_sv);
535 default_loop_sv = 0;
536
537 unsigned int ev_supported_backends ()
538
539 unsigned int ev_recommended_backends ()
540
541 unsigned int ev_embeddable_backends ()
542
543 void ev_sleep (NV interval)
544
545 NV ev_time ()
546
547 NV ev_now ()
548 C_ARGS: evapi.default_loop
549
550 void ev_now_update ()
551 C_ARGS: evapi.default_loop
552
553 void ev_suspend ()
554 C_ARGS: evapi.default_loop
555
556 void ev_resume ()
557 C_ARGS: evapi.default_loop
558
559 unsigned int ev_backend ()
560 C_ARGS: evapi.default_loop
561
562 void ev_verify ()
563 ALIAS:
564 loop_verify = 1
565 C_ARGS: evapi.default_loop
566
567 unsigned int ev_iteration ()
568 ALIAS:
569 loop_count = 1
570 C_ARGS: evapi.default_loop
571
572 unsigned int ev_depth ()
573 ALIAS:
574 loop_depth = 1
575 C_ARGS: evapi.default_loop
576
577 void ev_set_io_collect_interval (NV interval)
578 C_ARGS: evapi.default_loop, interval
579
580 void ev_set_timeout_collect_interval (NV interval)
581 C_ARGS: evapi.default_loop, interval
582
583 void ev_run (int flags = 0)
584 ALIAS:
585 loop = 1
586 C_ARGS: evapi.default_loop, flags
587
588 void ev_break (int how = EVBREAK_ONE)
589 ALIAS:
590 unloop = 1
591 C_ARGS: evapi.default_loop, how
592
593 void ev_feed_fd_event (int fd, int revents = EV_NONE)
594 C_ARGS: evapi.default_loop, fd, revents
595
596 void ev_feed_signal_event (SV *signal)
597 CODE:
598 {
599 Signal signum = s_signum (signal);
600 CHECK_SIG (signal, signum);
601
602 ev_feed_signal_event (evapi.default_loop, signum);
603 }
604
605 unsigned int ev_pending_count ()
606 C_ARGS: evapi.default_loop
607
608 void ev_invoke_pending ()
609 C_ARGS: evapi.default_loop
610
611 ev_io *io (SV *fh, int events, SV *cb)
612 ALIAS:
613 io_ns = 1
614 _ae_io = 2
615 CODE:
616 {
617 int fd = s_fileno (fh, events & EV_WRITE);
618 CHECK_FD (fh, fd);
619
620 if (ix == 2)
621 {
622 ix = 0;
623 events = events ? EV_WRITE : EV_READ;
624 }
625
626 RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
627 e_fh (RETVAL) = newSVsv (fh);
628 ev_io_set (RETVAL, fd, events);
629 if (!ix) START (io, RETVAL);
630 }
631 OUTPUT:
632 RETVAL
633
634 ev_timer *timer (NV after, NV repeat, SV *cb)
635 ALIAS:
636 timer_ns = 1
637 INIT:
638 CHECK_REPEAT (repeat);
639 CODE:
640 RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
641 ev_timer_set (RETVAL, after, repeat);
642 if (!ix) START (timer, RETVAL);
643 OUTPUT:
644 RETVAL
645
646 SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
647 ALIAS:
648 periodic_ns = 1
649 INIT:
650 CHECK_REPEAT (interval);
651 CODE:
652 {
653 ev_periodic *w;
654 w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
655 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
656 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
657 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
658 if (!ix) START (periodic, w);
659 }
660 OUTPUT:
661 RETVAL
662
663 ev_signal *signal (SV *signal, SV *cb)
664 ALIAS:
665 signal_ns = 1
666 CODE:
667 {
668 Signal signum = s_signum (signal);
669 CHECK_SIG (signal, signum);
670
671 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
672 ev_signal_set (RETVAL, signum);
673 if (!ix) START_SIGNAL (RETVAL);
674 }
675 OUTPUT:
676 RETVAL
677
678 ev_idle *idle (SV *cb)
679 ALIAS:
680 idle_ns = 1
681 CODE:
682 RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
683 ev_idle_set (RETVAL);
684 if (!ix) START (idle, RETVAL);
685 OUTPUT:
686 RETVAL
687
688 ev_prepare *prepare (SV *cb)
689 ALIAS:
690 prepare_ns = 1
691 CODE:
692 RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
693 ev_prepare_set (RETVAL);
694 if (!ix) START (prepare, RETVAL);
695 OUTPUT:
696 RETVAL
697
698 ev_check *check (SV *cb)
699 ALIAS:
700 check_ns = 1
701 CODE:
702 RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
703 ev_check_set (RETVAL);
704 if (!ix) START (check, RETVAL);
705 OUTPUT:
706 RETVAL
707
708 ev_fork *fork (SV *cb)
709 ALIAS:
710 fork_ns = 1
711 CODE:
712 RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
713 ev_fork_set (RETVAL);
714 if (!ix) START (fork, RETVAL);
715 OUTPUT:
716 RETVAL
717
718
719 ev_child *child (int pid, int trace, SV *cb)
720 ALIAS:
721 child_ns = 1
722 CODE:
723 #if EV_CHILD_ENABLE
724 RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
725 ev_child_set (RETVAL, pid, trace);
726 if (!ix) START (child, RETVAL);
727 #else
728 croak ("EV::child watchers not supported on this platform");
729 #endif
730 OUTPUT:
731 RETVAL
732
733
734 ev_stat *stat (SV *path, NV interval, SV *cb)
735 ALIAS:
736 stat_ns = 1
737 CODE:
738 RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
739 e_fh (RETVAL) = newSVsv (path);
740 ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
741 if (!ix) START (stat, RETVAL);
742 OUTPUT:
743 RETVAL
744
745 ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
746 ALIAS:
747 embed_ns = 1
748 CODE:
749 {
750 if (!(ev_backend (loop) & ev_embeddable_backends ()))
751 croak ("passed loop is not embeddable via EV::embed,");
752
753 RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
754 e_fh (RETVAL) = newSVsv (ST (0));
755 ev_embed_set (RETVAL, loop);
756 if (!ix) START (embed, RETVAL);
757 }
758 OUTPUT:
759 RETVAL
760
761 ev_async *async (SV *cb)
762 ALIAS:
763 async_ns = 1
764 CODE:
765 RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
766 ev_async_set (RETVAL);
767 if (!ix) START (async, RETVAL);
768 OUTPUT:
769 RETVAL
770
771 void once (SV *fh, int events, SV *timeout, SV *cb)
772 CODE:
773 ev_once (
774 evapi.default_loop,
775 s_fileno (fh, events & EV_WRITE), events,
776 SvOK (timeout) ? SvNV (timeout) : -1.,
777 e_once_cb,
778 newSVsv (cb)
779 );
780
781 PROTOTYPES: DISABLE
782
783 MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
784
785 int ev_is_active (ev_watcher *w)
786
787 int ev_is_pending (ev_watcher *w)
788
789 void ev_invoke (ev_watcher *w, int revents = EV_NONE)
790 C_ARGS: e_loop (w), w, revents
791
792 int ev_clear_pending (ev_watcher *w)
793 C_ARGS: e_loop (w), w
794
795 void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
796 C_ARGS: e_loop (w), w, revents
797
798 int keepalive (ev_watcher *w, int new_value = 0)
799 CODE:
800 {
801 RETVAL = w->e_flags & WFLAG_KEEPALIVE;
802 new_value = new_value ? WFLAG_KEEPALIVE : 0;
803
804 if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
805 {
806 w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
807 REF (w);
808 UNREF (w);
809 }
810 }
811 OUTPUT:
812 RETVAL
813
814 SV *cb (ev_watcher *w, SV *new_cb = 0)
815 CODE:
816 {
817 if (items > 1)
818 {
819 new_cb = s_get_cv_croak (new_cb);
820 RETVAL = newRV_noinc (w->cb_sv);
821 w->cb_sv = SvREFCNT_inc (new_cb);
822 }
823 else
824 RETVAL = newRV_inc (w->cb_sv);
825 }
826 OUTPUT:
827 RETVAL
828
829 SV *data (ev_watcher *w, SV *new_data = 0)
830 CODE:
831 {
832 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
833
834 if (items > 1)
835 {
836 SvREFCNT_dec (w->data);
837 w->data = newSVsv (new_data);
838 }
839 }
840 OUTPUT:
841 RETVAL
842
843 SV *loop (ev_watcher *w)
844 CODE:
845 RETVAL = newRV_inc (w->loop);
846 OUTPUT:
847 RETVAL
848
849 int priority (ev_watcher *w, int new_priority = 0)
850 CODE:
851 {
852 RETVAL = w->priority;
853
854 if (items > 1)
855 {
856 int active = ev_is_active (w);
857
858 if (active)
859 {
860 /* grrr. */
861 PUSHMARK (SP);
862 XPUSHs (ST (0));
863 PUTBACK;
864 call_method ("stop", G_DISCARD | G_VOID);
865 }
866
867 ev_set_priority (w, new_priority);
868
869 if (active)
870 {
871 PUSHMARK (SP);
872 XPUSHs (ST (0));
873 PUTBACK;
874 call_method ("start", G_DISCARD | G_VOID);
875 }
876 }
877 }
878 OUTPUT:
879 RETVAL
880
881 MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
882
883 void ev_io_start (ev_io *w)
884 CODE:
885 START (io, w);
886
887 void ev_io_stop (ev_io *w)
888 CODE:
889 STOP (io, w);
890
891 void DESTROY (ev_io *w)
892 CODE:
893 STOP (io, w);
894 e_destroy (w);
895
896 void set (ev_io *w, SV *fh, int events)
897 CODE:
898 {
899 int fd = s_fileno (fh, events & EV_WRITE);
900 CHECK_FD (fh, fd);
901
902 sv_setsv (e_fh (w), fh);
903 RESET (io, w, (w, fd, events));
904 }
905
906 SV *fh (ev_io *w, SV *new_fh = 0)
907 CODE:
908 {
909 if (items > 1)
910 {
911 int fd = s_fileno (new_fh, w->events & EV_WRITE);
912 CHECK_FD (new_fh, fd);
913
914 RETVAL = e_fh (w);
915 e_fh (w) = newSVsv (new_fh);
916
917 RESET (io, w, (w, fd, w->events));
918 }
919 else
920 RETVAL = newSVsv (e_fh (w));
921 }
922 OUTPUT:
923 RETVAL
924
925 int events (ev_io *w, int new_events = EV_UNDEF)
926 CODE:
927 {
928 RETVAL = w->events;
929
930 if (items > 1)
931 RESET (io, w, (w, w->fd, new_events));
932 }
933 OUTPUT:
934 RETVAL
935
936 MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
937
938 void ev_signal_start (ev_signal *w)
939 CODE:
940 START_SIGNAL (w);
941
942 void ev_signal_stop (ev_signal *w)
943 CODE:
944 STOP (signal, w);
945
946 void DESTROY (ev_signal *w)
947 CODE:
948 STOP (signal, w);
949 e_destroy (w);
950
951 void set (ev_signal *w, SV *signal)
952 CODE:
953 {
954 Signal signum = s_signum (signal);
955 CHECK_SIG (signal, signum);
956
957 RESET_SIGNAL (w, (w, signum));
958 }
959
960 int signal (ev_signal *w, SV *new_signal = 0)
961 CODE:
962 {
963 RETVAL = w->signum;
964
965 if (items > 1)
966 {
967 Signal signum = s_signum (new_signal);
968 CHECK_SIG (new_signal, signum);
969
970 RESET_SIGNAL (w, (w, signum));
971 }
972 }
973 OUTPUT:
974 RETVAL
975
976 MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
977
978 void ev_timer_start (ev_timer *w)
979 INIT:
980 CHECK_REPEAT (w->repeat);
981 CODE:
982 START (timer, w);
983
984 void ev_timer_stop (ev_timer *w)
985 CODE:
986 STOP (timer, w);
987
988 void ev_timer_again (ev_timer *w)
989 INIT:
990 CHECK_REPEAT (w->repeat);
991 CODE:
992 ev_timer_again (e_loop (w), w);
993 UNREF (w);
994
995 NV ev_timer_remaining (ev_timer *w)
996 C_ARGS: e_loop (w), w
997
998 void DESTROY (ev_timer *w)
999 CODE:
1000 STOP (timer, w);
1001 e_destroy (w);
1002
1003 void set (ev_timer *w, NV after, NV repeat = 0.)
1004 INIT:
1005 CHECK_REPEAT (repeat);
1006 CODE:
1007 RESET (timer, w, (w, after, repeat));
1008
1009 MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
1010
1011 void ev_periodic_start (ev_periodic *w)
1012 INIT:
1013 CHECK_REPEAT (w->interval);
1014 CODE:
1015 START (periodic, w);
1016
1017 void ev_periodic_stop (ev_periodic *w)
1018 CODE:
1019 STOP (periodic, w);
1020
1021 void ev_periodic_again (ev_periodic *w)
1022 CODE:
1023 ev_periodic_again (e_loop (w), w);
1024 UNREF (w);
1025
1026 void DESTROY (ev_periodic *w)
1027 CODE:
1028 STOP (periodic, w);
1029 e_destroy (w);
1030
1031 void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
1032 INIT:
1033 CHECK_REPEAT (interval);
1034 CODE:
1035 {
1036 SvREFCNT_dec (e_fh (w));
1037 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
1038
1039 RESET (periodic, w, (w, at, interval, e_fh (w) ? e_periodic_cb : 0));
1040 }
1041
1042 NV at (ev_periodic *w)
1043 CODE:
1044 RETVAL = ev_periodic_at (w);
1045 OUTPUT:
1046 RETVAL
1047
1048 MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
1049
1050 void ev_idle_start (ev_idle *w)
1051 CODE:
1052 START (idle, w);
1053
1054 void ev_idle_stop (ev_idle *w)
1055 CODE:
1056 STOP (idle, w);
1057
1058 void DESTROY (ev_idle *w)
1059 CODE:
1060 STOP (idle, w);
1061 e_destroy (w);
1062
1063 MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
1064
1065 void ev_prepare_start (ev_prepare *w)
1066 CODE:
1067 START (prepare, w);
1068
1069 void ev_prepare_stop (ev_prepare *w)
1070 CODE:
1071 STOP (prepare, w);
1072
1073 void DESTROY (ev_prepare *w)
1074 CODE:
1075 STOP (prepare, w);
1076 e_destroy (w);
1077
1078 MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
1079
1080 void ev_check_start (ev_check *w)
1081 CODE:
1082 START (check, w);
1083
1084 void ev_check_stop (ev_check *w)
1085 CODE:
1086 STOP (check, w);
1087
1088 void DESTROY (ev_check *w)
1089 CODE:
1090 STOP (check, w);
1091 e_destroy (w);
1092
1093 MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
1094
1095 void ev_fork_start (ev_fork *w)
1096 CODE:
1097 START (fork, w);
1098
1099 void ev_fork_stop (ev_fork *w)
1100 CODE:
1101 STOP (fork, w);
1102
1103 void DESTROY (ev_fork *w)
1104 CODE:
1105 STOP (fork, w);
1106 e_destroy (w);
1107
1108 MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
1109
1110 #if EV_CHILD_ENABLE
1111
1112 void ev_child_start (ev_child *w)
1113 CODE:
1114 START (child, w);
1115
1116 void ev_child_stop (ev_child *w)
1117 CODE:
1118 STOP (child, w);
1119
1120 void DESTROY (ev_child *w)
1121 CODE:
1122 STOP (child, w);
1123 e_destroy (w);
1124
1125 void set (ev_child *w, int pid, int trace)
1126 CODE:
1127 RESET (child, w, (w, pid, trace));
1128
1129 int pid (ev_child *w)
1130 ALIAS:
1131 rpid = 1
1132 rstatus = 2
1133 CODE:
1134 RETVAL = ix == 0 ? w->pid
1135 : ix == 1 ? w->rpid
1136 : w->rstatus;
1137 OUTPUT:
1138 RETVAL
1139
1140 #endif
1141
1142 MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
1143
1144 void ev_stat_start (ev_stat *w)
1145 CODE:
1146 START (stat, w);
1147
1148 void ev_stat_stop (ev_stat *w)
1149 CODE:
1150 STOP (stat, w);
1151
1152 void DESTROY (ev_stat *w)
1153 CODE:
1154 STOP (stat, w);
1155 e_destroy (w);
1156
1157 void set (ev_stat *w, SV *path, NV interval)
1158 CODE:
1159 {
1160 sv_setsv (e_fh (w), path);
1161 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval));
1162 }
1163
1164 SV *path (ev_stat *w, SV *new_path = 0)
1165 CODE:
1166 {
1167 RETVAL = SvREFCNT_inc (e_fh (w));
1168
1169 if (items > 1)
1170 {
1171 SvREFCNT_dec (e_fh (w));
1172 e_fh (w) = newSVsv (new_path);
1173 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval));
1174 }
1175 }
1176 OUTPUT:
1177 RETVAL
1178
1179 NV interval (ev_stat *w, NV new_interval = 0.)
1180 CODE:
1181 {
1182 RETVAL = w->interval;
1183
1184 if (items > 1)
1185 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), new_interval));
1186 }
1187 OUTPUT:
1188 RETVAL
1189
1190 void prev (ev_stat *w)
1191 ALIAS:
1192 stat = 1
1193 attr = 2
1194 PPCODE:
1195 {
1196 ev_statdata *s = ix ? &w->attr : &w->prev;
1197
1198 if (ix == 1)
1199 ev_stat_stat (e_loop (w), w);
1200 else if (!s->st_nlink)
1201 errno = ENOENT;
1202
1203 PL_statcache.st_dev = s->st_nlink;
1204 PL_statcache.st_ino = s->st_ino;
1205 PL_statcache.st_mode = s->st_mode;
1206 PL_statcache.st_nlink = s->st_nlink;
1207 PL_statcache.st_uid = s->st_uid;
1208 PL_statcache.st_gid = s->st_gid;
1209 PL_statcache.st_rdev = s->st_rdev;
1210 PL_statcache.st_size = s->st_size;
1211 PL_statcache.st_atime = s->st_atime;
1212 PL_statcache.st_mtime = s->st_mtime;
1213 PL_statcache.st_ctime = s->st_ctime;
1214
1215 if (GIMME_V == G_SCALAR)
1216 XPUSHs (boolSV (s->st_nlink));
1217 else if (GIMME_V == G_ARRAY && s->st_nlink)
1218 {
1219 EXTEND (SP, 13);
1220 PUSHs (sv_2mortal (newSViv (s->st_dev)));
1221 PUSHs (sv_2mortal (newSViv (s->st_ino)));
1222 PUSHs (sv_2mortal (newSVuv (s->st_mode)));
1223 PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
1224 PUSHs (sv_2mortal (newSViv (s->st_uid)));
1225 PUSHs (sv_2mortal (newSViv (s->st_gid)));
1226 PUSHs (sv_2mortal (newSViv (s->st_rdev)));
1227 PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
1228 PUSHs (sv_2mortal (newSVnv (s->st_atime)));
1229 PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
1230 PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
1231 PUSHs (sv_2mortal (newSVuv (4096)));
1232 PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
1233 }
1234 }
1235
1236 MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
1237
1238 void ev_embed_start (ev_embed *w)
1239 CODE:
1240 START (embed, w);
1241
1242 void ev_embed_stop (ev_embed *w)
1243 CODE:
1244 STOP (embed, w);
1245
1246 void DESTROY (ev_embed *w)
1247 CODE:
1248 STOP (embed, w);
1249 e_destroy (w);
1250
1251 void set (ev_embed *w, struct ev_loop *loop)
1252 CODE:
1253 {
1254 sv_setsv (e_fh (w), ST (1));
1255 RESET (embed, w, (w, loop));
1256 }
1257
1258 SV *other (ev_embed *w)
1259 CODE:
1260 RETVAL = newSVsv (e_fh (w));
1261 OUTPUT:
1262 RETVAL
1263
1264 void ev_embed_sweep (ev_embed *w)
1265 C_ARGS: e_loop (w), w
1266
1267 MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
1268
1269 void ev_async_start (ev_async *w)
1270 CODE:
1271 START (async, w);
1272
1273 void ev_async_stop (ev_async *w)
1274 CODE:
1275 STOP (async, w);
1276
1277 void DESTROY (ev_async *w)
1278 CODE:
1279 STOP (async, w);
1280 e_destroy (w);
1281
1282 void ev_async_send (ev_async *w)
1283 C_ARGS: e_loop (w), w
1284
1285 SV *ev_async_async_pending (ev_async *w)
1286 CODE:
1287 RETVAL = boolSV (ev_async_pending (w));
1288 OUTPUT:
1289 RETVAL
1290
1291 MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
1292
1293 SV *new (SV *klass, unsigned int flags = 0)
1294 CODE:
1295 {
1296 struct ev_loop *loop = ev_loop_new (flags);
1297
1298 if (!loop)
1299 XSRETURN_UNDEF;
1300
1301 RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
1302 }
1303 OUTPUT:
1304 RETVAL
1305
1306 void DESTROY (struct ev_loop *loop)
1307 CODE:
1308 /* 1. the default loop shouldn't be freed by destroying it'S pelr loop object */
1309 /* 2. not doing so helps avoid many global destruction bugs in perl, too */
1310 if (loop != evapi.default_loop)
1311 ev_loop_destroy (loop);
1312
1313 void ev_loop_fork (struct ev_loop *loop)
1314
1315 NV ev_now (struct ev_loop *loop)
1316
1317 void ev_now_update (struct ev_loop *loop)
1318
1319 void ev_suspend (struct ev_loop *loop)
1320
1321 void ev_resume (struct ev_loop *loop)
1322
1323 void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
1324
1325 void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
1326
1327 unsigned int ev_backend (struct ev_loop *loop)
1328
1329 void ev_verify (struct ev_loop *loop)
1330 ALIAS:
1331 loop_verify = 1
1332
1333 unsigned int ev_iteration (struct ev_loop *loop)
1334 ALIAS:
1335 loop_count = 1
1336
1337 unsigned int ev_depth (struct ev_loop *loop)
1338 ALIAS:
1339 loop_depth = 1
1340
1341 void ev_run (struct ev_loop *loop, int flags = 0)
1342 ALIAS:
1343 loop = 1
1344
1345 void ev_break (struct ev_loop *loop, int how = 1)
1346 ALIAS:
1347 unloop = 1
1348
1349 void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
1350
1351 unsigned int ev_pending_count (struct ev_loop *loop)
1352
1353 void ev_invoke_pending (struct ev_loop *loop)
1354
1355 #if 0
1356
1357 void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
1358 CODE:
1359 {
1360 Signal signum = s_signum (signal);
1361 CHECK_SIG (signal, signum);
1362
1363 ev_feed_signal_event (loop, signum);
1364 }
1365
1366 #endif
1367
1368 ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
1369 ALIAS:
1370 io_ns = 1
1371 CODE:
1372 {
1373 int fd = s_fileno (fh, events & EV_WRITE);
1374 CHECK_FD (fh, fd);
1375
1376 RETVAL = e_new (sizeof (ev_io), cb, ST (0));
1377 e_fh (RETVAL) = newSVsv (fh);
1378 ev_io_set (RETVAL, fd, events);
1379 if (!ix) START (io, RETVAL);
1380 }
1381 OUTPUT:
1382 RETVAL
1383
1384 ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
1385 ALIAS:
1386 timer_ns = 1
1387 INIT:
1388 CHECK_REPEAT (repeat);
1389 CODE:
1390 RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
1391 ev_timer_set (RETVAL, after, repeat);
1392 if (!ix) START (timer, RETVAL);
1393 OUTPUT:
1394 RETVAL
1395
1396 SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
1397 ALIAS:
1398 periodic_ns = 1
1399 INIT:
1400 CHECK_REPEAT (interval);
1401 CODE:
1402 {
1403 ev_periodic *w;
1404 w = e_new (sizeof (ev_periodic), cb, ST (0));
1405 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
1406 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
1407 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
1408 if (!ix) START (periodic, w);
1409 }
1410 OUTPUT:
1411 RETVAL
1412
1413 ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
1414 ALIAS:
1415 signal_ns = 1
1416 CODE:
1417 {
1418 Signal signum = s_signum (signal);
1419 CHECK_SIG (signal, signum);
1420
1421 RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
1422 ev_signal_set (RETVAL, signum);
1423 if (!ix) START_SIGNAL (RETVAL);
1424 }
1425 OUTPUT:
1426 RETVAL
1427
1428 ev_idle *idle (struct ev_loop *loop, SV *cb)
1429 ALIAS:
1430 idle_ns = 1
1431 CODE:
1432 RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
1433 ev_idle_set (RETVAL);
1434 if (!ix) START (idle, RETVAL);
1435 OUTPUT:
1436 RETVAL
1437
1438 ev_prepare *prepare (struct ev_loop *loop, SV *cb)
1439 ALIAS:
1440 prepare_ns = 1
1441 CODE:
1442 RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
1443 ev_prepare_set (RETVAL);
1444 if (!ix) START (prepare, RETVAL);
1445 OUTPUT:
1446 RETVAL
1447
1448 ev_check *check (struct ev_loop *loop, SV *cb)
1449 ALIAS:
1450 check_ns = 1
1451 CODE:
1452 RETVAL = e_new (sizeof (ev_check), cb, ST (0));
1453 ev_check_set (RETVAL);
1454 if (!ix) START (check, RETVAL);
1455 OUTPUT:
1456 RETVAL
1457
1458 ev_fork *fork (struct ev_loop *loop, SV *cb)
1459 ALIAS:
1460 fork_ns = 1
1461 CODE:
1462 RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
1463 ev_fork_set (RETVAL);
1464 if (!ix) START (fork, RETVAL);
1465 OUTPUT:
1466 RETVAL
1467
1468
1469 ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
1470 ALIAS:
1471 child_ns = 1
1472 CODE:
1473 #if EV_CHILD_ENABLE
1474 RETVAL = e_new (sizeof (ev_child), cb, ST (0));
1475 ev_child_set (RETVAL, pid, trace);
1476 if (!ix) START (child, RETVAL);
1477 #else
1478 croak ("EV::child watchers not supported on this platform");
1479 #endif
1480 OUTPUT:
1481 RETVAL
1482
1483 ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
1484 ALIAS:
1485 stat_ns = 1
1486 CODE:
1487 RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
1488 e_fh (RETVAL) = newSVsv (path);
1489 ev_stat_set (RETVAL, SvPVbyte_nolen (e_fh (RETVAL)), interval);
1490 if (!ix) START (stat, RETVAL);
1491 OUTPUT:
1492 RETVAL
1493
1494 ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
1495 ALIAS:
1496 embed_ns = 1
1497 CODE:
1498 {
1499 if (!(ev_backend (other) & ev_embeddable_backends ()))
1500 croak ("passed loop is not embeddable via EV::embed,");
1501
1502 RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
1503 e_fh (RETVAL) = newSVsv (ST (1));
1504 ev_embed_set (RETVAL, other);
1505 if (!ix) START (embed, RETVAL);
1506 }
1507 OUTPUT:
1508 RETVAL
1509
1510 ev_async *async (struct ev_loop *loop, SV *cb)
1511 ALIAS:
1512 async_ns = 1
1513 CODE:
1514 RETVAL = e_new (sizeof (ev_async), cb, ST (0));
1515 ev_async_set (RETVAL);
1516 if (!ix) START (async, RETVAL);
1517 OUTPUT:
1518 RETVAL
1519
1520 void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
1521 CODE:
1522 ev_once (
1523 loop,
1524 s_fileno (fh, events & EV_WRITE), events,
1525 SvOK (timeout) ? SvNV (timeout) : -1.,
1526 e_once_cb,
1527 newSVsv (cb)
1528 );
1529