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/cvs/EV/EV.xs
Revision: 1.111
Committed: Sun May 18 10:45:36 2008 UTC (16 years ago) by root
Branch: MAIN
CVS Tags: rel-3_33, rel-3_4
Changes since 1.110: +1 -7 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 #include "EXTERN.h"
2 #include "perl.h"
3 #include "XSUB.h"
4
5 /*#include <netinet/in.h>*/
6
7 /* fix perl api breakage */
8 #undef signal
9 #undef sigaction
10
11 #define EV_PROTOTYPES 1
12 #define EV_USE_NANOSLEEP EV_USE_MONOTONIC
13 #define EV_H <ev.h>
14 #include "EV/EVAPI.h"
15
16 #define EV_SELECT_IS_WINSOCKET 0
17 #ifdef _WIN32
18 # define EV_SELECT_USE_FD_SET 0
19 # define NFDBITS PERL_NFDBITS
20 # define fd_mask Perl_fd_mask
21 #endif
22 /* due to bugs in OS X we have to use libev/ explicitly here */
23 #include "libev/ev.c"
24
25 #ifndef _WIN32
26 # include <pthread.h>
27 #endif
28
29 #define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop))
30
31 #define WFLAG_KEEPALIVE 1
32
33 #define UNREF(w) \
34 if (!((w)->e_flags & WFLAG_KEEPALIVE) \
35 && !ev_is_active (w)) \
36 ev_unref (e_loop (w));
37
38 #define REF(w) \
39 if (!((w)->e_flags & WFLAG_KEEPALIVE) \
40 && ev_is_active (w)) \
41 ev_ref (e_loop (w));
42
43 #define START(type,w) \
44 do { \
45 UNREF (w); \
46 ev_ ## type ## _start (e_loop (w), w); \
47 } while (0)
48
49 #define STOP(type,w) \
50 do { \
51 REF (w); \
52 ev_ ## type ## _stop (e_loop (w), w); \
53 } while (0)
54
55 #define RESET(type,w,seta) \
56 do { \
57 int active = ev_is_active (w); \
58 if (active) STOP (type, w); \
59 ev_ ## type ## _set seta; \
60 if (active) START (type, w); \
61 } while (0)
62
63 typedef int Signal;
64
65 static SV *default_loop_sv;
66
67 static struct EVAPI evapi;
68
69 static HV
70 *stash_loop,
71 *stash_watcher,
72 *stash_io,
73 *stash_timer,
74 *stash_periodic,
75 *stash_signal,
76 *stash_child,
77 *stash_stat,
78 *stash_idle,
79 *stash_prepare,
80 *stash_check,
81 *stash_embed,
82 *stash_fork,
83 *stash_async;
84
85 #ifndef SIG_SIZE
86 /* kudos to Slaven Rezic for the idea */
87 static char sig_size [] = { SIG_NUM };
88 # define SIG_SIZE (sizeof (sig_size) + 1)
89 #endif
90
91 static Signal
92 sv_signum (SV *sig)
93 {
94 Signal signum;
95
96 SvGETMAGIC (sig);
97
98 for (signum = 1; signum < SIG_SIZE; ++signum)
99 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
100 return signum;
101
102 signum = SvIV (sig);
103
104 if (signum > 0 && signum < SIG_SIZE)
105 return signum;
106
107 return -1;
108 }
109
110 /////////////////////////////////////////////////////////////////////////////
111 // Event
112
113 static void e_cb (EV_P_ ev_watcher *w, int revents);
114
115 static int
116 sv_fileno (SV *fh)
117 {
118 SvGETMAGIC (fh);
119
120 if (SvROK (fh))
121 fh = SvRV (fh);
122
123 if (SvTYPE (fh) == SVt_PVGV)
124 return PerlIO_fileno (IoIFP (sv_2io (fh)));
125
126 if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
127 return SvIV (fh);
128
129 return -1;
130 }
131
132 static void *
133 e_new (int size, SV *cb_sv, SV *loop)
134 {
135 ev_watcher *w;
136 SV *self = NEWSV (0, size);
137 SvPOK_only (self);
138 SvCUR_set (self, size);
139
140 w = (ev_watcher *)SvPVX (self);
141
142 ev_init (w, e_cb);
143
144 w->loop = SvREFCNT_inc (SvRV (loop));
145 w->e_flags = WFLAG_KEEPALIVE;
146 w->data = 0;
147 w->fh = 0;
148 w->cb_sv = SvTEMP (cb_sv) && SvREFCNT (cb_sv) == 1 ? SvREFCNT_inc (cb_sv) : newSVsv (cb_sv);
149 w->self = self;
150
151 return (void *)w;
152 }
153
154 static void
155 e_destroy (void *w_)
156 {
157 ev_watcher *w = (ev_watcher *)w_;
158
159 SvREFCNT_dec (w->loop ); w->loop = 0;
160 SvREFCNT_dec (w->fh ); w->fh = 0;
161 SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
162 SvREFCNT_dec (w->data ); w->data = 0;
163 }
164
165 static SV *
166 e_bless (ev_watcher *w, HV *stash)
167 {
168 SV *rv;
169
170 if (SvOBJECT (w->self))
171 rv = newRV_inc (w->self);
172 else
173 {
174 rv = newRV_noinc (w->self);
175 sv_bless (rv, stash);
176 SvREADONLY_on (w->self);
177 }
178
179 return rv;
180 }
181
182 static SV *sv_events_cache;
183
184 static void
185 e_cb (EV_P_ ev_watcher *w, int revents)
186 {
187 dSP;
188 I32 mark = SP - PL_stack_base;
189 SV *sv_self, *sv_events;
190
191 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
192
193 if (sv_events_cache)
194 {
195 sv_events = sv_events_cache; sv_events_cache = 0;
196 SvIV_set (sv_events, revents);
197 }
198 else
199 sv_events = newSViv (revents);
200
201 PUSHMARK (SP);
202 EXTEND (SP, 2);
203 PUSHs (sv_self);
204 PUSHs (sv_events);
205
206 PUTBACK;
207 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
208
209 SvREFCNT_dec (sv_self);
210
211 if (sv_events_cache)
212 SvREFCNT_dec (sv_events);
213 else
214 sv_events_cache = sv_events;
215
216 if (SvTRUE (ERRSV))
217 {
218 SPAGAIN;
219 PUSHMARK (SP);
220 PUTBACK;
221 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
222 }
223
224 SP = PL_stack_base + mark;
225 PUTBACK;
226 }
227
228 static void
229 e_once_cb (int revents, void *arg)
230 {
231 dSP;
232 I32 mark = SP - PL_stack_base;
233 SV *sv_events;
234
235 if (sv_events_cache)
236 {
237 sv_events = sv_events_cache; sv_events_cache = 0;
238 SvIV_set (sv_events, revents);
239 }
240 else
241 sv_events = newSViv (revents);
242
243 PUSHMARK (SP);
244 XPUSHs (sv_events);
245
246 PUTBACK;
247 call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
248
249 SvREFCNT_dec ((SV *)arg);
250
251 if (sv_events_cache)
252 SvREFCNT_dec (sv_events);
253 else
254 sv_events_cache = sv_events;
255
256 if (SvTRUE (ERRSV))
257 {
258 SPAGAIN;
259 PUSHMARK (SP);
260 PUTBACK;
261 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
262 }
263
264 SP = PL_stack_base + mark;
265 PUTBACK;
266 }
267
268 static ev_tstamp
269 e_periodic_cb (ev_periodic *w, ev_tstamp now)
270 {
271 ev_tstamp retval;
272 int count;
273 dSP;
274
275 ENTER;
276 SAVETMPS;
277
278 PUSHMARK (SP);
279 EXTEND (SP, 2);
280 PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
281 PUSHs (newSVnv (now));
282
283 PUTBACK;
284 count = call_sv (w->fh, G_SCALAR | G_EVAL);
285 SPAGAIN;
286
287 if (SvTRUE (ERRSV))
288 {
289 PUSHMARK (SP);
290 PUTBACK;
291 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
292 SPAGAIN;
293 }
294
295 if (count > 0)
296 {
297 retval = SvNV (TOPs);
298
299 if (retval < now)
300 retval = now;
301 }
302 else
303 retval = now;
304
305 FREETMPS;
306 LEAVE;
307
308 return retval;
309 }
310
311 #define CHECK_REPEAT(repeat) if (repeat < 0.) \
312 croak (# repeat " value must be >= 0");
313
314 #define CHECK_FD(fh,fd) if ((fd) < 0) \
315 croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
316
317 #define CHECK_SIG(sv,num) if ((num) < 0) \
318 croak ("illegal signal number or name: %s", SvPV_nolen (sv));
319
320 /////////////////////////////////////////////////////////////////////////////
321 // XS interface functions
322
323 MODULE = EV PACKAGE = EV PREFIX = ev_
324
325 PROTOTYPES: ENABLE
326
327 BOOT:
328 {
329 HV *stash = gv_stashpv ("EV", 1);
330
331 static const struct {
332 const char *name;
333 IV iv;
334 } *civ, const_iv[] = {
335 # define const_iv(pfx, name) { # name, (IV) pfx ## name },
336 const_iv (EV_, MINPRI)
337 const_iv (EV_, MAXPRI)
338
339 const_iv (EV_, UNDEF)
340 const_iv (EV_, NONE)
341 const_iv (EV_, TIMEOUT)
342 const_iv (EV_, READ)
343 const_iv (EV_, WRITE)
344 const_iv (EV_, SIGNAL)
345 const_iv (EV_, IDLE)
346 const_iv (EV_, CHECK)
347 const_iv (EV_, ERROR)
348
349 const_iv (EV, LOOP_ONESHOT)
350 const_iv (EV, LOOP_NONBLOCK)
351 const_iv (EV, UNLOOP_ONE)
352 const_iv (EV, UNLOOP_ALL)
353
354 const_iv (EV, BACKEND_SELECT)
355 const_iv (EV, BACKEND_POLL)
356 const_iv (EV, BACKEND_EPOLL)
357 const_iv (EV, BACKEND_KQUEUE)
358 const_iv (EV, BACKEND_DEVPOLL)
359 const_iv (EV, BACKEND_PORT)
360 const_iv (EV, FLAG_AUTO)
361 const_iv (EV, FLAG_NOENV)
362 const_iv (EV, FLAG_FORKCHECK)
363 };
364
365 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
366 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
367
368 stash_loop = gv_stashpv ("EV::Loop" , 1);
369 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
370 stash_io = gv_stashpv ("EV::IO" , 1);
371 stash_timer = gv_stashpv ("EV::Timer" , 1);
372 stash_periodic = gv_stashpv ("EV::Periodic", 1);
373 stash_signal = gv_stashpv ("EV::Signal" , 1);
374 stash_idle = gv_stashpv ("EV::Idle" , 1);
375 stash_prepare = gv_stashpv ("EV::Prepare" , 1);
376 stash_check = gv_stashpv ("EV::Check" , 1);
377 stash_child = gv_stashpv ("EV::Child" , 1);
378 stash_embed = gv_stashpv ("EV::Embed" , 1);
379 stash_stat = gv_stashpv ("EV::Stat" , 1);
380 stash_fork = gv_stashpv ("EV::Fork" , 1);
381 stash_async = gv_stashpv ("EV::Async" , 1);
382
383 {
384 SV *sv = perl_get_sv ("EV::API", TRUE);
385 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
386
387 /* the poor man's shared library emulator */
388 evapi.ver = EV_API_VERSION;
389 evapi.rev = EV_API_REVISION;
390 evapi.sv_fileno = sv_fileno;
391 evapi.sv_signum = sv_signum;
392 evapi.supported_backends = ev_supported_backends ();
393 evapi.recommended_backends = ev_recommended_backends ();
394 evapi.embeddable_backends = ev_embeddable_backends ();
395 evapi.time_ = ev_time;
396 evapi.sleep_ = ev_sleep;
397 evapi.loop_new = ev_loop_new;
398 evapi.loop_destroy = ev_loop_destroy;
399 evapi.loop_fork = ev_loop_fork;
400 evapi.loop_count = ev_loop_count;
401 evapi.now = ev_now;
402 evapi.backend = ev_backend;
403 evapi.unloop = ev_unloop;
404 evapi.ref = ev_ref;
405 evapi.unref = ev_unref;
406 evapi.loop = ev_loop;
407 evapi.once = ev_once;
408 evapi.io_start = ev_io_start;
409 evapi.io_stop = ev_io_stop;
410 evapi.timer_start = ev_timer_start;
411 evapi.timer_stop = ev_timer_stop;
412 evapi.timer_again = ev_timer_again;
413 evapi.periodic_start = ev_periodic_start;
414 evapi.periodic_stop = ev_periodic_stop;
415 evapi.signal_start = ev_signal_start;
416 evapi.signal_stop = ev_signal_stop;
417 evapi.idle_start = ev_idle_start;
418 evapi.idle_stop = ev_idle_stop;
419 evapi.prepare_start = ev_prepare_start;
420 evapi.prepare_stop = ev_prepare_stop;
421 evapi.check_start = ev_check_start;
422 evapi.check_stop = ev_check_stop;
423 evapi.child_start = ev_child_start;
424 evapi.child_stop = ev_child_stop;
425 evapi.stat_start = ev_stat_start;
426 evapi.stat_stop = ev_stat_stop;
427 evapi.stat_stat = ev_stat_stat;
428 evapi.embed_start = ev_embed_start;
429 evapi.embed_stop = ev_embed_stop;
430 evapi.embed_sweep = ev_embed_sweep;
431 evapi.fork_start = ev_fork_start;
432 evapi.fork_stop = ev_fork_stop;
433 evapi.async_start = ev_async_start;
434 evapi.async_stop = ev_async_stop;
435 evapi.async_send = ev_async_send;
436 evapi.clear_pending = ev_clear_pending;
437 evapi.invoke = ev_invoke;
438
439 sv_setiv (sv, (IV)&evapi);
440 SvREADONLY_on (sv);
441 }
442 #ifndef _WIN32
443 pthread_atfork (0, 0, ev_default_fork);
444 #endif
445 }
446
447 SV *ev_default_loop (unsigned int flags = 0)
448 CODE:
449 {
450 if (!default_loop_sv)
451 {
452 evapi.default_loop = ev_default_loop (flags);
453
454 if (!evapi.default_loop)
455 XSRETURN_UNDEF;
456
457 default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
458 }
459
460 RETVAL = newSVsv (default_loop_sv);
461 }
462 OUTPUT:
463 RETVAL
464
465 void ev_default_destroy ()
466 CODE:
467 ev_default_destroy ();
468 SvREFCNT_dec (default_loop_sv);
469 default_loop_sv = 0;
470
471 unsigned int ev_supported_backends ()
472
473 unsigned int ev_recommended_backends ()
474
475 unsigned int ev_embeddable_backends ()
476
477 NV ev_time ()
478
479 NV ev_now ()
480 C_ARGS: evapi.default_loop
481
482 unsigned int ev_backend ()
483 C_ARGS: evapi.default_loop
484
485 unsigned int ev_loop_count ()
486 C_ARGS: evapi.default_loop
487
488 void ev_set_io_collect_interval (NV interval)
489 C_ARGS: evapi.default_loop, interval
490
491 void ev_set_timeout_collect_interval (NV interval)
492 C_ARGS: evapi.default_loop, interval
493
494 void ev_loop (int flags = 0)
495 C_ARGS: evapi.default_loop, flags
496
497 void ev_unloop (int how = EVUNLOOP_ONE)
498 C_ARGS: evapi.default_loop, how
499
500 void ev_feed_fd_event (int fd, int revents = EV_NONE)
501 C_ARGS: evapi.default_loop, fd, revents
502
503 void ev_feed_signal_event (SV *signal)
504 CODE:
505 {
506 Signal signum = sv_signum (signal);
507 CHECK_SIG (signal, signum);
508
509 ev_feed_signal_event (evapi.default_loop, signum);
510 }
511
512 ev_io *io (SV *fh, int events, SV *cb)
513 ALIAS:
514 io_ns = 1
515 CODE:
516 {
517 int fd = sv_fileno (fh);
518 CHECK_FD (fh, fd);
519
520 RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
521 RETVAL->fh = newSVsv (fh);
522 ev_io_set (RETVAL, fd, events);
523 if (!ix) START (io, RETVAL);
524 }
525 OUTPUT:
526 RETVAL
527
528 ev_timer *timer (NV after, NV repeat, SV *cb)
529 ALIAS:
530 timer_ns = 1
531 INIT:
532 CHECK_REPEAT (repeat);
533 CODE:
534 RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
535 ev_timer_set (RETVAL, after, repeat);
536 if (!ix) START (timer, RETVAL);
537 OUTPUT:
538 RETVAL
539
540 SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
541 ALIAS:
542 periodic_ns = 1
543 INIT:
544 CHECK_REPEAT (interval);
545 CODE:
546 {
547 ev_periodic *w;
548 w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
549 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
550 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
551 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
552 if (!ix) START (periodic, w);
553 }
554 OUTPUT:
555 RETVAL
556
557 ev_signal *signal (SV *signal, SV *cb)
558 ALIAS:
559 signal_ns = 1
560 CODE:
561 {
562 Signal signum = sv_signum (signal);
563 CHECK_SIG (signal, signum);
564
565 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
566 ev_signal_set (RETVAL, signum);
567 if (!ix) START (signal, RETVAL);
568 }
569 OUTPUT:
570 RETVAL
571
572 ev_idle *idle (SV *cb)
573 ALIAS:
574 idle_ns = 1
575 CODE:
576 RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
577 ev_idle_set (RETVAL);
578 if (!ix) START (idle, RETVAL);
579 OUTPUT:
580 RETVAL
581
582 ev_prepare *prepare (SV *cb)
583 ALIAS:
584 prepare_ns = 1
585 CODE:
586 RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
587 ev_prepare_set (RETVAL);
588 if (!ix) START (prepare, RETVAL);
589 OUTPUT:
590 RETVAL
591
592 ev_check *check (SV *cb)
593 ALIAS:
594 check_ns = 1
595 CODE:
596 RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
597 ev_check_set (RETVAL);
598 if (!ix) START (check, RETVAL);
599 OUTPUT:
600 RETVAL
601
602 ev_fork *fork (SV *cb)
603 ALIAS:
604 fork_ns = 1
605 CODE:
606 RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
607 ev_fork_set (RETVAL);
608 if (!ix) START (fork, RETVAL);
609 OUTPUT:
610 RETVAL
611
612 ev_child *child (int pid, int trace, SV *cb)
613 ALIAS:
614 child_ns = 1
615 CODE:
616 RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
617 ev_child_set (RETVAL, pid, trace);
618 if (!ix) START (child, RETVAL);
619 OUTPUT:
620 RETVAL
621
622 ev_stat *stat (SV *path, NV interval, SV *cb)
623 ALIAS:
624 stat_ns = 1
625 CODE:
626 RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
627 RETVAL->fh = newSVsv (path);
628 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
629 if (!ix) START (stat, RETVAL);
630 OUTPUT:
631 RETVAL
632
633 ev_embed *embed (struct ev_loop *loop, SV *cb = &PL_sv_undef)
634 ALIAS:
635 embed_ns = 1
636 CODE:
637 {
638 if (!(ev_backend (loop) & ev_embeddable_backends ()))
639 croak ("passed loop is not embeddable via EV::embed,");
640
641 RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
642 RETVAL->fh = newSVsv (ST (0));
643 ev_embed_set (RETVAL, loop);
644
645 if (!SvOK (cb)) ev_set_cb (RETVAL, 0);
646
647 if (!ix) START (embed, RETVAL);
648 }
649 OUTPUT:
650 RETVAL
651
652 ev_async *async (SV *cb)
653 ALIAS:
654 async_ns = 1
655 CODE:
656 RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
657 ev_async_set (RETVAL);
658 if (!ix) START (async, RETVAL);
659 OUTPUT:
660 RETVAL
661
662 void once (SV *fh, int events, SV *timeout, SV *cb)
663 CODE:
664 ev_once (
665 evapi.default_loop,
666 sv_fileno (fh), events,
667 SvOK (timeout) ? SvNV (timeout) : -1.,
668 e_once_cb,
669 newSVsv (cb)
670 );
671
672 PROTOTYPES: DISABLE
673
674 MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
675
676 int ev_is_active (ev_watcher *w)
677
678 int ev_is_pending (ev_watcher *w)
679
680 void ev_invoke (ev_watcher *w, int revents = EV_NONE)
681 C_ARGS: e_loop (w), w, revents
682
683 int ev_clear_pending (ev_watcher *w)
684 C_ARGS: e_loop (w), w
685
686 void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
687 C_ARGS: e_loop (w), w, revents
688
689 int keepalive (ev_watcher *w, int new_value = 0)
690 CODE:
691 {
692 RETVAL = w->e_flags & WFLAG_KEEPALIVE;
693 new_value = new_value ? WFLAG_KEEPALIVE : 0;
694
695 if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
696 {
697 REF (w);
698 w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
699 UNREF (w);
700 }
701 }
702 OUTPUT:
703 RETVAL
704
705 SV *cb (ev_watcher *w, SV *new_cb = 0)
706 CODE:
707 {
708 RETVAL = newSVsv (w->cb_sv);
709
710 if (items > 1)
711 sv_setsv (w->cb_sv, new_cb);
712 }
713 OUTPUT:
714 RETVAL
715
716 SV *data (ev_watcher *w, SV *new_data = 0)
717 CODE:
718 {
719 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
720
721 if (items > 1)
722 {
723 SvREFCNT_dec (w->data);
724 w->data = newSVsv (new_data);
725 }
726 }
727 OUTPUT:
728 RETVAL
729
730 SV *loop (ev_watcher *w)
731 CODE:
732 RETVAL = newRV_inc (w->loop);
733 OUTPUT:
734 RETVAL
735
736 int priority (ev_watcher *w, int new_priority = 0)
737 CODE:
738 {
739 RETVAL = w->priority;
740
741 if (items > 1)
742 {
743 int active = ev_is_active (w);
744
745 if (active)
746 {
747 /* grrr. */
748 PUSHMARK (SP);
749 XPUSHs (ST (0));
750 PUTBACK;
751 call_method ("stop", G_DISCARD | G_VOID);
752 }
753
754 ev_set_priority (w, new_priority);
755
756 if (active)
757 {
758 PUSHMARK (SP);
759 XPUSHs (ST (0));
760 PUTBACK;
761 call_method ("start", G_DISCARD | G_VOID);
762 }
763 }
764 }
765 OUTPUT:
766 RETVAL
767
768 MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
769
770 void ev_io_start (ev_io *w)
771 CODE:
772 START (io, w);
773
774 void ev_io_stop (ev_io *w)
775 CODE:
776 STOP (io, w);
777
778 void DESTROY (ev_io *w)
779 CODE:
780 STOP (io, w);
781 e_destroy (w);
782
783 void set (ev_io *w, SV *fh, int events)
784 CODE:
785 {
786 int fd = sv_fileno (fh);
787 CHECK_FD (fh, fd);
788
789 sv_setsv (w->fh, fh);
790 RESET (io, w, (w, fd, events));
791 }
792
793 SV *fh (ev_io *w, SV *new_fh = 0)
794 CODE:
795 {
796 if (items > 1)
797 {
798 int fd = sv_fileno (new_fh);
799 CHECK_FD (new_fh, fd);
800
801 RETVAL = w->fh;
802 w->fh = newSVsv (new_fh);
803
804 RESET (io, w, (w, fd, w->events));
805 }
806 else
807 RETVAL = newSVsv (w->fh);
808 }
809 OUTPUT:
810 RETVAL
811
812 int events (ev_io *w, int new_events = EV_UNDEF)
813 CODE:
814 {
815 RETVAL = w->events;
816
817 if (items > 1)
818 RESET (io, w, (w, w->fd, new_events));
819 }
820 OUTPUT:
821 RETVAL
822
823 MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
824
825 void ev_signal_start (ev_signal *w)
826 CODE:
827 START (signal, w);
828
829 void ev_signal_stop (ev_signal *w)
830 CODE:
831 STOP (signal, w);
832
833 void DESTROY (ev_signal *w)
834 CODE:
835 STOP (signal, w);
836 e_destroy (w);
837
838 void set (ev_signal *w, SV *signal)
839 CODE:
840 {
841 Signal signum = sv_signum (signal);
842 CHECK_SIG (signal, signum);
843
844 RESET (signal, w, (w, signum));
845 }
846
847 int signal (ev_signal *w, SV *new_signal = 0)
848 CODE:
849 {
850 RETVAL = w->signum;
851
852 if (items > 1)
853 {
854 Signal signum = sv_signum (new_signal);
855 CHECK_SIG (new_signal, signum);
856
857 RESET (signal, w, (w, signum));
858 }
859 }
860 OUTPUT:
861 RETVAL
862
863 MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
864
865 void ev_timer_start (ev_timer *w)
866 INIT:
867 CHECK_REPEAT (w->repeat);
868 CODE:
869 START (timer, w);
870
871 void ev_timer_stop (ev_timer *w)
872 CODE:
873 STOP (timer, w);
874
875 void ev_timer_again (ev_timer *w)
876 INIT:
877 CHECK_REPEAT (w->repeat);
878 CODE:
879 REF (w);
880 ev_timer_again (e_loop (w), w);
881 UNREF (w);
882
883 void DESTROY (ev_timer *w)
884 CODE:
885 STOP (timer, w);
886 e_destroy (w);
887
888 void set (ev_timer *w, NV after, NV repeat = 0.)
889 INIT:
890 CHECK_REPEAT (repeat);
891 CODE:
892 RESET (timer, w, (w, after, repeat));
893
894 MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
895
896 void ev_periodic_start (ev_periodic *w)
897 INIT:
898 CHECK_REPEAT (w->interval);
899 CODE:
900 START (periodic, w);
901
902 void ev_periodic_stop (ev_periodic *w)
903 CODE:
904 STOP (periodic, w);
905
906 void ev_periodic_again (ev_periodic *w)
907 CODE:
908 REF (w);
909 ev_periodic_again (e_loop (w), w);
910 UNREF (w);
911
912 void DESTROY (ev_periodic *w)
913 CODE:
914 STOP (periodic, w);
915 e_destroy (w);
916
917 void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
918 INIT:
919 CHECK_REPEAT (interval);
920 CODE:
921 {
922 SvREFCNT_dec (w->fh);
923 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
924
925 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
926 }
927
928 NV at (ev_periodic *w)
929 CODE:
930 RETVAL = ev_periodic_at (w);
931 OUTPUT:
932 RETVAL
933
934 MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
935
936 void ev_idle_start (ev_idle *w)
937 CODE:
938 START (idle, w);
939
940 void ev_idle_stop (ev_idle *w)
941 CODE:
942 STOP (idle, w);
943
944 void DESTROY (ev_idle *w)
945 CODE:
946 STOP (idle, w);
947 e_destroy (w);
948
949 MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
950
951 void ev_prepare_start (ev_prepare *w)
952 CODE:
953 START (prepare, w);
954
955 void ev_prepare_stop (ev_prepare *w)
956 CODE:
957 STOP (prepare, w);
958
959 void DESTROY (ev_prepare *w)
960 CODE:
961 STOP (prepare, w);
962 e_destroy (w);
963
964 MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
965
966 void ev_check_start (ev_check *w)
967 CODE:
968 START (check, w);
969
970 void ev_check_stop (ev_check *w)
971 CODE:
972 STOP (check, w);
973
974 void DESTROY (ev_check *w)
975 CODE:
976 STOP (check, w);
977 e_destroy (w);
978
979 MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
980
981 void ev_fork_start (ev_fork *w)
982 CODE:
983 START (fork, w);
984
985 void ev_fork_stop (ev_fork *w)
986 CODE:
987 STOP (fork, w);
988
989 void DESTROY (ev_fork *w)
990 CODE:
991 STOP (fork, w);
992 e_destroy (w);
993
994 MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
995
996 void ev_child_start (ev_child *w)
997 CODE:
998 START (child, w);
999
1000 void ev_child_stop (ev_child *w)
1001 CODE:
1002 STOP (child, w);
1003
1004 void DESTROY (ev_child *w)
1005 CODE:
1006 STOP (child, w);
1007 e_destroy (w);
1008
1009 void set (ev_child *w, int pid, int trace)
1010 CODE:
1011 RESET (child, w, (w, pid, trace));
1012
1013 int pid (ev_child *w)
1014 ALIAS:
1015 rpid = 1
1016 rstatus = 2
1017 CODE:
1018 RETVAL = ix == 0 ? w->pid
1019 : ix == 1 ? w->rpid
1020 : w->rstatus;
1021 OUTPUT:
1022 RETVAL
1023
1024 MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
1025
1026 void ev_stat_start (ev_stat *w)
1027 CODE:
1028 START (stat, w);
1029
1030 void ev_stat_stop (ev_stat *w)
1031 CODE:
1032 STOP (stat, w);
1033
1034 void DESTROY (ev_stat *w)
1035 CODE:
1036 STOP (stat, w);
1037 e_destroy (w);
1038
1039 void set (ev_stat *w, SV *path, NV interval)
1040 CODE:
1041 {
1042 sv_setsv (w->fh, path);
1043 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
1044 }
1045
1046 SV *path (ev_stat *w, SV *new_path = 0)
1047 CODE:
1048 {
1049 RETVAL = SvREFCNT_inc (w->fh);
1050
1051 if (items > 1)
1052 {
1053 SvREFCNT_dec (w->fh);
1054 w->fh = newSVsv (new_path);
1055 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
1056 }
1057 }
1058 OUTPUT:
1059 RETVAL
1060
1061 NV interval (ev_stat *w, NV new_interval = 0.)
1062 CODE:
1063 {
1064 RETVAL = w->interval;
1065
1066 if (items > 1)
1067 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
1068 }
1069 OUTPUT:
1070 RETVAL
1071
1072 void prev (ev_stat *w)
1073 ALIAS:
1074 stat = 1
1075 attr = 2
1076 PPCODE:
1077 {
1078 ev_statdata *s = ix ? &w->attr : &w->prev;
1079
1080 if (ix == 1)
1081 ev_stat_stat (e_loop (w), w);
1082 else if (!s->st_nlink)
1083 errno = ENOENT;
1084
1085 PL_statcache.st_dev = s->st_nlink;
1086 PL_statcache.st_ino = s->st_ino;
1087 PL_statcache.st_mode = s->st_mode;
1088 PL_statcache.st_nlink = s->st_nlink;
1089 PL_statcache.st_uid = s->st_uid;
1090 PL_statcache.st_gid = s->st_gid;
1091 PL_statcache.st_rdev = s->st_rdev;
1092 PL_statcache.st_size = s->st_size;
1093 PL_statcache.st_atime = s->st_atime;
1094 PL_statcache.st_mtime = s->st_mtime;
1095 PL_statcache.st_ctime = s->st_ctime;
1096
1097 if (GIMME_V == G_SCALAR)
1098 XPUSHs (boolSV (s->st_nlink));
1099 else if (GIMME_V == G_ARRAY && s->st_nlink)
1100 {
1101 EXTEND (SP, 13);
1102 PUSHs (sv_2mortal (newSViv (s->st_dev)));
1103 PUSHs (sv_2mortal (newSViv (s->st_ino)));
1104 PUSHs (sv_2mortal (newSVuv (s->st_mode)));
1105 PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
1106 PUSHs (sv_2mortal (newSViv (s->st_uid)));
1107 PUSHs (sv_2mortal (newSViv (s->st_gid)));
1108 PUSHs (sv_2mortal (newSViv (s->st_rdev)));
1109 PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
1110 PUSHs (sv_2mortal (newSVnv (s->st_atime)));
1111 PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
1112 PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
1113 PUSHs (sv_2mortal (newSVuv (4096)));
1114 PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
1115 }
1116 }
1117
1118 MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
1119
1120 void ev_embed_start (ev_embed *w)
1121 CODE:
1122 START (embed, w);
1123
1124 void ev_embed_stop (ev_embed *w)
1125 CODE:
1126 STOP (embed, w);
1127
1128 void DESTROY (ev_embed *w)
1129 CODE:
1130 STOP (embed, w);
1131 e_destroy (w);
1132
1133 void set (ev_embed *w, struct ev_loop *loop)
1134 CODE:
1135 {
1136 sv_setsv (w->fh, ST (1));
1137 RESET (embed, w, (w, loop));
1138 }
1139
1140 SV *other (ev_embed *w)
1141 CODE:
1142 RETVAL = newSVsv (w->fh);
1143 OUTPUT:
1144 RETVAL
1145
1146 void ev_embed_sweep (ev_embed *w)
1147 C_ARGS: e_loop (w), w
1148
1149 MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
1150
1151 void ev_async_start (ev_async *w)
1152 CODE:
1153 START (async, w);
1154
1155 void ev_async_stop (ev_async *w)
1156 CODE:
1157 STOP (async, w);
1158
1159 void DESTROY (ev_async *w)
1160 CODE:
1161 STOP (async, w);
1162 e_destroy (w);
1163
1164 void ev_async_send (ev_async *w)
1165 C_ARGS: e_loop (w), w
1166
1167 SV *ev_async_async_pending (ev_async *w)
1168 CODE:
1169 RETVAL = boolSV (ev_async_pending (w));
1170 OUTPUT:
1171 RETVAL
1172
1173 MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
1174
1175 SV *new (SV *klass, unsigned int flags = 0)
1176 CODE:
1177 {
1178 struct ev_loop *loop = ev_loop_new (flags);
1179
1180 if (!loop)
1181 XSRETURN_UNDEF;
1182
1183 RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
1184 }
1185 OUTPUT:
1186 RETVAL
1187
1188 void DESTROY (struct ev_loop *loop)
1189 CODE:
1190 if (loop != evapi.default_loop) /* global destruction sucks */
1191 ev_loop_destroy (loop);
1192
1193 void ev_loop_fork (struct ev_loop *loop)
1194
1195 NV ev_now (struct ev_loop *loop)
1196
1197 void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
1198
1199 void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
1200
1201 unsigned int ev_backend (struct ev_loop *loop)
1202
1203 unsigned int ev_loop_count (struct ev_loop *loop)
1204
1205 void ev_loop (struct ev_loop *loop, int flags = 0)
1206
1207 void ev_unloop (struct ev_loop *loop, int how = 1)
1208
1209 void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
1210
1211 #if 0
1212
1213 void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
1214 CODE:
1215 {
1216 Signal signum = sv_signum (signal);
1217 CHECK_SIG (signal, signum);
1218
1219 ev_feed_signal_event (loop, signum);
1220 }
1221
1222 #endif
1223
1224 ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
1225 ALIAS:
1226 io_ns = 1
1227 CODE:
1228 {
1229 int fd = sv_fileno (fh);
1230 CHECK_FD (fh, fd);
1231
1232 RETVAL = e_new (sizeof (ev_io), cb, ST (0));
1233 RETVAL->fh = newSVsv (fh);
1234 ev_io_set (RETVAL, fd, events);
1235 if (!ix) START (io, RETVAL);
1236 }
1237 OUTPUT:
1238 RETVAL
1239
1240 ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
1241 ALIAS:
1242 timer_ns = 1
1243 INIT:
1244 CHECK_REPEAT (repeat);
1245 CODE:
1246 RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
1247 ev_timer_set (RETVAL, after, repeat);
1248 if (!ix) START (timer, RETVAL);
1249 OUTPUT:
1250 RETVAL
1251
1252 SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
1253 ALIAS:
1254 periodic_ns = 1
1255 INIT:
1256 CHECK_REPEAT (interval);
1257 CODE:
1258 {
1259 ev_periodic *w;
1260 w = e_new (sizeof (ev_periodic), cb, ST (0));
1261 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
1262 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
1263 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
1264 if (!ix) START (periodic, w);
1265 }
1266 OUTPUT:
1267 RETVAL
1268
1269 #if 0
1270
1271 ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
1272 ALIAS:
1273 signal_ns = 1
1274 CODE:
1275 {
1276 Signal signum = sv_signum (signal);
1277 CHECK_SIG (signal, signum);
1278
1279 RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
1280 ev_signal_set (RETVAL, signum);
1281 if (!ix) START (signal, RETVAL);
1282 }
1283 OUTPUT:
1284 RETVAL
1285
1286 #endif
1287
1288 ev_idle *idle (struct ev_loop *loop, SV *cb)
1289 ALIAS:
1290 idle_ns = 1
1291 CODE:
1292 RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
1293 ev_idle_set (RETVAL);
1294 if (!ix) START (idle, RETVAL);
1295 OUTPUT:
1296 RETVAL
1297
1298 ev_prepare *prepare (struct ev_loop *loop, SV *cb)
1299 ALIAS:
1300 prepare_ns = 1
1301 CODE:
1302 RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
1303 ev_prepare_set (RETVAL);
1304 if (!ix) START (prepare, RETVAL);
1305 OUTPUT:
1306 RETVAL
1307
1308 ev_check *check (struct ev_loop *loop, SV *cb)
1309 ALIAS:
1310 check_ns = 1
1311 CODE:
1312 RETVAL = e_new (sizeof (ev_check), cb, ST (0));
1313 ev_check_set (RETVAL);
1314 if (!ix) START (check, RETVAL);
1315 OUTPUT:
1316 RETVAL
1317
1318 ev_fork *fork (struct ev_loop *loop, SV *cb)
1319 ALIAS:
1320 fork_ns = 1
1321 CODE:
1322 RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
1323 ev_fork_set (RETVAL);
1324 if (!ix) START (fork, RETVAL);
1325 OUTPUT:
1326 RETVAL
1327
1328 ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
1329 ALIAS:
1330 child_ns = 1
1331 CODE:
1332 RETVAL = e_new (sizeof (ev_child), cb, ST (0));
1333 ev_child_set (RETVAL, pid, trace);
1334 if (!ix) START (child, RETVAL);
1335 OUTPUT:
1336 RETVAL
1337
1338 ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
1339 ALIAS:
1340 stat_ns = 1
1341 CODE:
1342 RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
1343 RETVAL->fh = newSVsv (path);
1344 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
1345 if (!ix) START (stat, RETVAL);
1346 OUTPUT:
1347 RETVAL
1348
1349 ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = &PL_sv_undef)
1350 ALIAS:
1351 embed_ns = 1
1352 CODE:
1353 {
1354 if (!(ev_backend (other) & ev_embeddable_backends ()))
1355 croak ("passed loop is not embeddable via EV::embed,");
1356
1357 RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
1358 RETVAL->fh = newSVsv (ST (1));
1359 ev_embed_set (RETVAL, other);
1360
1361 if (!SvOK (cb)) ev_set_cb (RETVAL, 0);
1362
1363 if (!ix) START (embed, RETVAL);
1364 }
1365 OUTPUT:
1366 RETVAL
1367
1368 ev_async *async (struct ev_loop *loop, SV *cb)
1369 ALIAS:
1370 async_ns = 1
1371 CODE:
1372 RETVAL = e_new (sizeof (ev_async), cb, ST (0));
1373 ev_async_set (RETVAL);
1374 if (!ix) START (async, RETVAL);
1375 OUTPUT:
1376 RETVAL
1377
1378 void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
1379 CODE:
1380 ev_once (
1381 loop,
1382 sv_fileno (fh), events,
1383 SvOK (timeout) ? SvNV (timeout) : -1.,
1384 e_once_cb,
1385 newSVsv (cb)
1386 );
1387