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/cvs/EV/EV.xs
Revision: 1.157
Committed: Fri Jul 29 08:35:36 2011 UTC (12 years, 9 months ago) by root
Branch: MAIN
Changes since 1.156: +2 -2 lines
Log Message:
avoid triggering undefined behaviour

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