ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/EV/EV.xs
Revision: 1.95
Committed: Thu Dec 20 09:45:52 2007 UTC (16 years, 4 months ago) by root
Branch: MAIN
Changes since 1.94: +10 -2 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 #define EV_PROTOTYPES 1
8 #define EV_H <ev.h>
9 #include "EV/EVAPI.h"
10
11 /* fix perl api breakage */
12 #undef signal
13 #undef sigaction
14
15 #define EV_SELECT_IS_WINSOCKET 0
16 #ifdef _WIN32
17 # define EV_SELECT_USE_FD_SET 0
18 # define NFDBITS PERL_NFDBITS
19 # define fd_mask Perl_fd_mask
20 #endif
21 /* due to bugs in OS X we have to use libev/ explicitly here */
22 #include "libev/ev.c"
23
24 #ifndef _WIN32
25 # include <pthread.h>
26 #endif
27
28 #define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop))
29
30 #define WFLAG_KEEPALIVE 1
31
32 #define UNREF(w) \
33 if (!((w)->flags & WFLAG_KEEPALIVE) \
34 && !ev_is_active (w)) \
35 ev_unref (e_loop (w));
36
37 #define REF(w) \
38 if (!((w)->flags & WFLAG_KEEPALIVE) \
39 && ev_is_active (w)) \
40 ev_ref (e_loop (w));
41
42 #define START(type,w) \
43 do { \
44 UNREF (w); \
45 ev_ ## type ## _start (e_loop (w), w); \
46 } while (0)
47
48 #define STOP(type,w) \
49 do { \
50 REF (w); \
51 ev_ ## type ## _stop (e_loop (w), w); \
52 } while (0)
53
54 #define RESET(type,w,seta) \
55 do { \
56 int active = ev_is_active (w); \
57 if (active) STOP (type, w); \
58 ev_ ## type ## _set seta; \
59 if (active) START (type, w); \
60 } while (0)
61
62 typedef int Signal;
63
64 static SV *default_loop_sv;
65
66 static struct EVAPI evapi;
67
68 static HV
69 *stash_loop,
70 *stash_watcher,
71 *stash_io,
72 *stash_timer,
73 *stash_periodic,
74 *stash_signal,
75 *stash_child,
76 *stash_stat,
77 *stash_idle,
78 *stash_prepare,
79 *stash_check,
80 *stash_embed,
81 *stash_fork;
82
83 #ifndef SIG_SIZE
84 /* kudos to Slaven Rezic for the idea */
85 static char sig_size [] = { SIG_NUM };
86 # define SIG_SIZE (sizeof (sig_size) + 1)
87 #endif
88
89 static Signal
90 sv_signum (SV *sig)
91 {
92 Signal signum;
93
94 SvGETMAGIC (sig);
95
96 for (signum = 1; signum < SIG_SIZE; ++signum)
97 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
98 return signum;
99
100 signum = SvIV (sig);
101
102 if (signum > 0 && signum < SIG_SIZE)
103 return signum;
104
105 return -1;
106 }
107
108 /////////////////////////////////////////////////////////////////////////////
109 // Event
110
111 static void e_cb (EV_P_ ev_watcher *w, int revents);
112
113 static int
114 sv_fileno (SV *fh)
115 {
116 SvGETMAGIC (fh);
117
118 if (SvROK (fh))
119 fh = SvRV (fh);
120
121 if (SvTYPE (fh) == SVt_PVGV)
122 return PerlIO_fileno (IoIFP (sv_2io (fh)));
123
124 if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
125 return SvIV (fh);
126
127 return -1;
128 }
129
130 static void *
131 e_new (int size, SV *cb_sv, SV *loop)
132 {
133 ev_watcher *w;
134 SV *self = NEWSV (0, size);
135 SvPOK_only (self);
136 SvCUR_set (self, size);
137
138 w = (ev_watcher *)SvPVX (self);
139
140 ev_init (w, e_cb);
141
142 w->loop = SvREFCNT_inc (SvRV (loop));
143 w->flags = WFLAG_KEEPALIVE;
144 w->data = 0;
145 w->fh = 0;
146 w->cb_sv = SvTEMP (cb_sv) && SvREFCNT (cb_sv) == 1 ? SvREFCNT_inc (cb_sv) : newSVsv (cb_sv);
147 w->self = self;
148
149 return (void *)w;
150 }
151
152 static void
153 e_destroy (void *w_)
154 {
155 ev_watcher *w = (ev_watcher *)w_;
156
157 SvREFCNT_dec (w->loop ); w->loop = 0;
158 SvREFCNT_dec (w->fh ); w->fh = 0;
159 SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
160 SvREFCNT_dec (w->data ); w->data = 0;
161 }
162
163 static SV *
164 e_bless (ev_watcher *w, HV *stash)
165 {
166 SV *rv;
167
168 if (SvOBJECT (w->self))
169 rv = newRV_inc (w->self);
170 else
171 {
172 rv = newRV_noinc (w->self);
173 sv_bless (rv, stash);
174 SvREADONLY_on (w->self);
175 }
176
177 return rv;
178 }
179
180 static SV *sv_events_cache;
181
182 static void
183 e_cb (EV_P_ ev_watcher *w, int revents)
184 {
185 dSP;
186 I32 mark = SP - PL_stack_base;
187 SV *sv_self, *sv_events;
188
189 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
190
191 if (sv_events_cache)
192 {
193 sv_events = sv_events_cache; sv_events_cache = 0;
194 SvIV_set (sv_events, revents);
195 }
196 else
197 sv_events = newSViv (revents);
198
199 PUSHMARK (SP);
200 EXTEND (SP, 2);
201 PUSHs (sv_self);
202 PUSHs (sv_events);
203
204 PUTBACK;
205 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
206
207 SvREFCNT_dec (sv_self);
208
209 if (sv_events_cache)
210 SvREFCNT_dec (sv_events);
211 else
212 sv_events_cache = sv_events;
213
214 if (SvTRUE (ERRSV))
215 {
216 SPAGAIN;
217 PUSHMARK (SP);
218 PUTBACK;
219 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
220 }
221
222 SP = PL_stack_base + mark;
223 PUTBACK;
224 }
225
226 static void
227 e_once_cb (int revents, void *arg)
228 {
229 dSP;
230 I32 mark = SP - PL_stack_base;
231 SV *sv_events;
232
233 if (sv_events_cache)
234 {
235 sv_events = sv_events_cache; sv_events_cache = 0;
236 SvIV_set (sv_events, revents);
237 }
238 else
239 sv_events = newSViv (revents);
240
241 PUSHMARK (SP);
242 XPUSHs (sv_events);
243
244 PUTBACK;
245 call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
246
247 SvREFCNT_dec ((SV *)arg);
248
249 if (sv_events_cache)
250 SvREFCNT_dec (sv_events);
251 else
252 sv_events_cache = sv_events;
253
254 if (SvTRUE (ERRSV))
255 {
256 SPAGAIN;
257 PUSHMARK (SP);
258 PUTBACK;
259 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
260 }
261
262 SP = PL_stack_base + mark;
263 PUTBACK;
264 }
265
266 static ev_tstamp
267 e_periodic_cb (ev_periodic *w, ev_tstamp now)
268 {
269 ev_tstamp retval;
270 int count;
271 dSP;
272
273 ENTER;
274 SAVETMPS;
275
276 PUSHMARK (SP);
277 EXTEND (SP, 2);
278 PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
279 PUSHs (newSVnv (now));
280
281 PUTBACK;
282 count = call_sv (w->fh, G_SCALAR | G_EVAL);
283 SPAGAIN;
284
285 if (SvTRUE (ERRSV))
286 {
287 PUSHMARK (SP);
288 PUTBACK;
289 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
290 SPAGAIN;
291 }
292
293 if (count > 0)
294 {
295 retval = SvNV (TOPs);
296
297 if (retval < now)
298 retval = now;
299 }
300 else
301 retval = now;
302
303 FREETMPS;
304 LEAVE;
305
306 return retval;
307 }
308
309 #define CHECK_REPEAT(repeat) if (repeat < 0.) \
310 croak (# repeat " value must be >= 0");
311
312 #define CHECK_FD(fh,fd) if ((fd) < 0) \
313 croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
314
315 #define CHECK_SIG(sv,num) if ((num) < 0) \
316 croak ("illegal signal number or name: %s", SvPV_nolen (sv));
317
318 /////////////////////////////////////////////////////////////////////////////
319 // XS interface functions
320
321 MODULE = EV PACKAGE = EV PREFIX = ev_
322
323 PROTOTYPES: ENABLE
324
325 BOOT:
326 {
327 HV *stash = gv_stashpv ("EV", 1);
328
329 static const struct {
330 const char *name;
331 IV iv;
332 } *civ, const_iv[] = {
333 # define const_iv(pfx, name) { # name, (IV) pfx ## name },
334 const_iv (EV_, MINPRI)
335 const_iv (EV_, MAXPRI)
336
337 const_iv (EV_, UNDEF)
338 const_iv (EV_, NONE)
339 const_iv (EV_, TIMEOUT)
340 const_iv (EV_, READ)
341 const_iv (EV_, WRITE)
342 const_iv (EV_, SIGNAL)
343 const_iv (EV_, IDLE)
344 const_iv (EV_, CHECK)
345 const_iv (EV_, ERROR)
346
347 const_iv (EV, LOOP_ONESHOT)
348 const_iv (EV, LOOP_NONBLOCK)
349 const_iv (EV, UNLOOP_ONE)
350 const_iv (EV, UNLOOP_ALL)
351
352 const_iv (EV, BACKEND_SELECT)
353 const_iv (EV, BACKEND_POLL)
354 const_iv (EV, BACKEND_EPOLL)
355 const_iv (EV, BACKEND_KQUEUE)
356 const_iv (EV, BACKEND_DEVPOLL)
357 const_iv (EV, BACKEND_PORT)
358 const_iv (EV, FLAG_AUTO)
359 const_iv (EV, FLAG_NOENV)
360 const_iv (EV, FLAG_FORKCHECK)
361 };
362
363 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
364 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
365
366 stash_loop = gv_stashpv ("EV::Loop" , 1);
367 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
368 stash_io = gv_stashpv ("EV::IO" , 1);
369 stash_timer = gv_stashpv ("EV::Timer" , 1);
370 stash_periodic = gv_stashpv ("EV::Periodic", 1);
371 stash_signal = gv_stashpv ("EV::Signal" , 1);
372 stash_idle = gv_stashpv ("EV::Idle" , 1);
373 stash_prepare = gv_stashpv ("EV::Prepare" , 1);
374 stash_check = gv_stashpv ("EV::Check" , 1);
375 stash_child = gv_stashpv ("EV::Child" , 1);
376 stash_embed = gv_stashpv ("EV::Embed" , 1);
377 stash_stat = gv_stashpv ("EV::Stat" , 1);
378 stash_fork = gv_stashpv ("EV::Fork" , 1);
379
380 {
381 SV *sv = perl_get_sv ("EV::API", TRUE);
382 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
383
384 /* the poor man's shared library emulator */
385 evapi.ver = EV_API_VERSION;
386 evapi.rev = EV_API_REVISION;
387 evapi.sv_fileno = sv_fileno;
388 evapi.sv_signum = sv_signum;
389 evapi.supported_backends = ev_supported_backends ();
390 evapi.recommended_backends = ev_recommended_backends ();
391 evapi.embeddable_backends = ev_embeddable_backends ();
392 evapi.time = ev_time;
393 evapi.loop_new = ev_loop_new;
394 evapi.loop_destroy = ev_loop_destroy;
395 evapi.loop_fork = ev_loop_fork;
396 evapi.loop_count = ev_loop_count;
397 evapi.now = ev_now;
398 evapi.backend = ev_backend;
399 evapi.unloop = ev_unloop;
400 evapi.ref = ev_ref;
401 evapi.unref = ev_unref;
402 evapi.loop = ev_loop;
403 evapi.once = ev_once;
404 evapi.io_start = ev_io_start;
405 evapi.io_stop = ev_io_stop;
406 evapi.timer_start = ev_timer_start;
407 evapi.timer_stop = ev_timer_stop;
408 evapi.timer_again = ev_timer_again;
409 evapi.periodic_start = ev_periodic_start;
410 evapi.periodic_stop = ev_periodic_stop;
411 evapi.signal_start = ev_signal_start;
412 evapi.signal_stop = ev_signal_stop;
413 evapi.idle_start = ev_idle_start;
414 evapi.idle_stop = ev_idle_stop;
415 evapi.prepare_start = ev_prepare_start;
416 evapi.prepare_stop = ev_prepare_stop;
417 evapi.check_start = ev_check_start;
418 evapi.check_stop = ev_check_stop;
419 evapi.child_start = ev_child_start;
420 evapi.child_stop = ev_child_stop;
421 evapi.stat_start = ev_stat_start;
422 evapi.stat_stop = ev_stat_stop;
423 evapi.stat_stat = ev_stat_stat;
424 evapi.embed_start = ev_embed_start;
425 evapi.embed_stop = ev_embed_stop;
426 evapi.embed_sweep = ev_embed_sweep;
427 evapi.fork_start = ev_fork_start;
428 evapi.fork_stop = ev_fork_stop;
429 evapi.clear_pending = ev_clear_pending;
430 evapi.invoke = ev_invoke;
431
432 sv_setiv (sv, (IV)&evapi);
433 SvREADONLY_on (sv);
434 }
435 #ifndef _WIN32
436 pthread_atfork (0, 0, ev_default_fork);
437 #endif
438 }
439
440 SV *ev_default_loop (unsigned int flags = ev_supported_backends ())
441 CODE:
442 {
443 if (!default_loop_sv)
444 {
445 evapi.default_loop = ev_default_loop (flags);
446
447 if (!evapi.default_loop)
448 XSRETURN_UNDEF;
449
450 default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
451 }
452
453 RETVAL = newSVsv (default_loop_sv);
454 }
455 OUTPUT:
456 RETVAL
457
458 NV ev_time ()
459
460 NV ev_now ()
461 C_ARGS: evapi.default_loop
462
463 unsigned int ev_backend ()
464 C_ARGS: evapi.default_loop
465
466 unsigned int ev_loop_count ()
467 C_ARGS: evapi.default_loop
468
469 void ev_loop (int flags = 0)
470 C_ARGS: evapi.default_loop, flags
471
472 void ev_unloop (int how = 1)
473 C_ARGS: evapi.default_loop, how
474
475 void ev_feed_fd_event (int fd, int revents = EV_NONE)
476 C_ARGS: evapi.default_loop, fd, revents
477
478 void ev_feed_signal_event (SV *signal)
479 CODE:
480 {
481 Signal signum = sv_signum (signal);
482 CHECK_SIG (signal, signum);
483
484 ev_feed_signal_event (evapi.default_loop, signum);
485 }
486
487 ev_io *io (SV *fh, int events, SV *cb)
488 ALIAS:
489 io_ns = 1
490 CODE:
491 {
492 int fd = sv_fileno (fh);
493 CHECK_FD (fh, fd);
494
495 RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
496 RETVAL->fh = newSVsv (fh);
497 ev_io_set (RETVAL, fd, events);
498 if (!ix) START (io, RETVAL);
499 }
500 OUTPUT:
501 RETVAL
502
503 ev_timer *timer (NV after, NV repeat, SV *cb)
504 ALIAS:
505 timer_ns = 1
506 INIT:
507 CHECK_REPEAT (repeat);
508 CODE:
509 RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
510 ev_timer_set (RETVAL, after, repeat);
511 if (!ix) START (timer, RETVAL);
512 OUTPUT:
513 RETVAL
514
515 SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
516 ALIAS:
517 periodic_ns = 1
518 INIT:
519 CHECK_REPEAT (interval);
520 CODE:
521 {
522 ev_periodic *w;
523 w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
524 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
525 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
526 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
527 if (!ix) START (periodic, w);
528 }
529 OUTPUT:
530 RETVAL
531
532 ev_signal *signal (SV *signal, SV *cb)
533 ALIAS:
534 signal_ns = 1
535 CODE:
536 {
537 Signal signum = sv_signum (signal);
538 CHECK_SIG (signal, signum);
539
540 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
541 ev_signal_set (RETVAL, signum);
542 if (!ix) START (signal, RETVAL);
543 }
544 OUTPUT:
545 RETVAL
546
547 ev_idle *idle (SV *cb)
548 ALIAS:
549 idle_ns = 1
550 CODE:
551 RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
552 ev_idle_set (RETVAL);
553 if (!ix) START (idle, RETVAL);
554 OUTPUT:
555 RETVAL
556
557 ev_prepare *prepare (SV *cb)
558 ALIAS:
559 prepare_ns = 1
560 CODE:
561 RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
562 ev_prepare_set (RETVAL);
563 if (!ix) START (prepare, RETVAL);
564 OUTPUT:
565 RETVAL
566
567 ev_check *check (SV *cb)
568 ALIAS:
569 check_ns = 1
570 CODE:
571 RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
572 ev_check_set (RETVAL);
573 if (!ix) START (check, RETVAL);
574 OUTPUT:
575 RETVAL
576
577 ev_fork *fork (SV *cb)
578 ALIAS:
579 fork_ns = 1
580 CODE:
581 RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
582 ev_fork_set (RETVAL);
583 if (!ix) START (fork, RETVAL);
584 OUTPUT:
585 RETVAL
586
587 ev_child *child (int pid, SV *cb)
588 ALIAS:
589 child_ns = 1
590 CODE:
591 RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
592 ev_child_set (RETVAL, pid);
593 if (!ix) START (child, RETVAL);
594 OUTPUT:
595 RETVAL
596
597 ev_stat *stat (SV *path, NV interval, SV *cb)
598 ALIAS:
599 stat_ns = 1
600 CODE:
601 RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
602 RETVAL->fh = newSVsv (path);
603 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
604 if (!ix) START (stat, RETVAL);
605 OUTPUT:
606 RETVAL
607
608 ev_embed *embed (struct ev_loop *loop, SV *cb = &PL_sv_undef)
609 ALIAS:
610 embed_ns = 1
611 CODE:
612 {
613 if (!(ev_backend (loop) & ev_embeddable_backends ()))
614 croak ("passed loop is not embeddable via EV::embed,");
615
616 RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
617 RETVAL->fh = newSVsv (ST (0));
618 ev_embed_set (RETVAL, loop);
619
620 if (!SvOK (cb)) ev_set_cb (RETVAL, 0);
621
622 if (!ix) START (embed, RETVAL);
623 }
624 OUTPUT:
625 RETVAL
626
627 void once (SV *fh, int events, SV *timeout, SV *cb)
628 CODE:
629 ev_once (
630 evapi.default_loop,
631 sv_fileno (fh), events,
632 SvOK (timeout) ? SvNV (timeout) : -1.,
633 e_once_cb,
634 newSVsv (cb)
635 );
636
637 PROTOTYPES: DISABLE
638
639 MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
640
641 int ev_is_active (ev_watcher *w)
642
643 int ev_is_pending (ev_watcher *w)
644
645 void ev_invoke (ev_watcher *w, int revents = EV_NONE)
646 C_ARGS: e_loop (w), w, revents
647
648 int ev_clear_pending (ev_watcher *w)
649 C_ARGS: e_loop (w), w
650
651 void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
652 C_ARGS: e_loop (w), w, revents
653
654 int keepalive (ev_watcher *w, int new_value = 0)
655 CODE:
656 {
657 RETVAL = w->flags & WFLAG_KEEPALIVE;
658 new_value = new_value ? WFLAG_KEEPALIVE : 0;
659
660 if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
661 {
662 REF (w);
663 w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
664 UNREF (w);
665 }
666 }
667 OUTPUT:
668 RETVAL
669
670 SV *cb (ev_watcher *w, SV *new_cb = 0)
671 CODE:
672 {
673 RETVAL = newSVsv (w->cb_sv);
674
675 if (items > 1)
676 sv_setsv (w->cb_sv, new_cb);
677 }
678 OUTPUT:
679 RETVAL
680
681 SV *data (ev_watcher *w, SV *new_data = 0)
682 CODE:
683 {
684 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
685
686 if (items > 1)
687 {
688 SvREFCNT_dec (w->data);
689 w->data = newSVsv (new_data);
690 }
691 }
692 OUTPUT:
693 RETVAL
694
695 int priority (ev_watcher *w, int new_priority = 0)
696 CODE:
697 {
698 RETVAL = w->priority;
699
700 if (items > 1)
701 {
702 int active = ev_is_active (w);
703
704 if (active)
705 {
706 /* grrr. */
707 PUSHMARK (SP);
708 XPUSHs (ST (0));
709 PUTBACK;
710 call_method ("stop", G_DISCARD | G_VOID);
711 }
712
713 ev_set_priority (w, new_priority);
714
715 if (active)
716 {
717 PUSHMARK (SP);
718 XPUSHs (ST (0));
719 PUTBACK;
720 call_method ("start", G_DISCARD | G_VOID);
721 }
722 }
723 }
724 OUTPUT:
725 RETVAL
726
727 MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
728
729 void ev_io_start (ev_io *w)
730 CODE:
731 START (io, w);
732
733 void ev_io_stop (ev_io *w)
734 CODE:
735 STOP (io, w);
736
737 void DESTROY (ev_io *w)
738 CODE:
739 STOP (io, w);
740 e_destroy (w);
741
742 void set (ev_io *w, SV *fh, int events)
743 CODE:
744 {
745 int fd = sv_fileno (fh);
746 CHECK_FD (fh, fd);
747
748 sv_setsv (w->fh, fh);
749 RESET (io, w, (w, fd, events));
750 }
751
752 SV *fh (ev_io *w, SV *new_fh = 0)
753 CODE:
754 {
755 if (items > 1)
756 {
757 int fd = sv_fileno (new_fh);
758 CHECK_FD (new_fh, fd);
759
760 RETVAL = w->fh;
761 w->fh = newSVsv (new_fh);
762
763 RESET (io, w, (w, fd, w->events));
764 }
765 else
766 RETVAL = newSVsv (w->fh);
767 }
768 OUTPUT:
769 RETVAL
770
771 int events (ev_io *w, int new_events = EV_UNDEF)
772 CODE:
773 {
774 RETVAL = w->events;
775
776 if (items > 1)
777 RESET (io, w, (w, w->fd, new_events));
778 }
779 OUTPUT:
780 RETVAL
781
782 MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
783
784 void ev_signal_start (ev_signal *w)
785 CODE:
786 START (signal, w);
787
788 void ev_signal_stop (ev_signal *w)
789 CODE:
790 STOP (signal, w);
791
792 void DESTROY (ev_signal *w)
793 CODE:
794 STOP (signal, w);
795 e_destroy (w);
796
797 void set (ev_signal *w, SV *signal)
798 CODE:
799 {
800 Signal signum = sv_signum (signal);
801 CHECK_SIG (signal, signum);
802
803 RESET (signal, w, (w, signum));
804 }
805
806 int signal (ev_signal *w, SV *new_signal = 0)
807 CODE:
808 {
809 RETVAL = w->signum;
810
811 if (items > 1)
812 {
813 Signal signum = sv_signum (new_signal);
814 CHECK_SIG (new_signal, signum);
815
816 RESET (signal, w, (w, signum));
817 }
818 }
819 OUTPUT:
820 RETVAL
821
822 MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
823
824 void ev_timer_start (ev_timer *w)
825 INIT:
826 CHECK_REPEAT (w->repeat);
827 CODE:
828 START (timer, w);
829
830 void ev_timer_stop (ev_timer *w)
831 CODE:
832 STOP (timer, w);
833
834 void ev_timer_again (ev_timer *w)
835 INIT:
836 CHECK_REPEAT (w->repeat);
837 CODE:
838 REF (w);
839 ev_timer_again (e_loop (w), w);
840 UNREF (w);
841
842 void DESTROY (ev_timer *w)
843 CODE:
844 STOP (timer, w);
845 e_destroy (w);
846
847 void set (ev_timer *w, NV after, NV repeat = 0.)
848 INIT:
849 CHECK_REPEAT (repeat);
850 CODE:
851 RESET (timer, w, (w, after, repeat));
852
853 NV at (ev_timer *w)
854 CODE:
855 RETVAL = w->at;
856 OUTPUT:
857 RETVAL
858
859 MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
860
861 void ev_periodic_start (ev_periodic *w)
862 INIT:
863 CHECK_REPEAT (w->interval);
864 CODE:
865 START (periodic, w);
866
867 void ev_periodic_stop (ev_periodic *w)
868 CODE:
869 STOP (periodic, w);
870
871 void ev_periodic_again (ev_periodic *w)
872 CODE:
873 REF (w);
874 ev_periodic_again (e_loop (w), w);
875 UNREF (w);
876
877 void DESTROY (ev_periodic *w)
878 CODE:
879 STOP (periodic, w);
880 e_destroy (w);
881
882 void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
883 INIT:
884 CHECK_REPEAT (interval);
885 CODE:
886 {
887 SvREFCNT_dec (w->fh);
888 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
889
890 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
891 }
892
893 NV at (ev_periodic *w)
894 CODE:
895 RETVAL = w->at;
896 OUTPUT:
897 RETVAL
898
899 MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
900
901 void ev_idle_start (ev_idle *w)
902 CODE:
903 START (idle, w);
904
905 void ev_idle_stop (ev_idle *w)
906 CODE:
907 STOP (idle, w);
908
909 void DESTROY (ev_idle *w)
910 CODE:
911 STOP (idle, w);
912 e_destroy (w);
913
914 MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
915
916 void ev_prepare_start (ev_prepare *w)
917 CODE:
918 START (prepare, w);
919
920 void ev_prepare_stop (ev_prepare *w)
921 CODE:
922 STOP (prepare, w);
923
924 void DESTROY (ev_prepare *w)
925 CODE:
926 STOP (prepare, w);
927 e_destroy (w);
928
929 MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
930
931 void ev_check_start (ev_check *w)
932 CODE:
933 START (check, w);
934
935 void ev_check_stop (ev_check *w)
936 CODE:
937 STOP (check, w);
938
939 void DESTROY (ev_check *w)
940 CODE:
941 STOP (check, w);
942 e_destroy (w);
943
944 MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
945
946 void ev_fork_start (ev_fork *w)
947 CODE:
948 START (fork, w);
949
950 void ev_fork_stop (ev_fork *w)
951 CODE:
952 STOP (fork, w);
953
954 void DESTROY (ev_fork *w)
955 CODE:
956 STOP (fork, w);
957 e_destroy (w);
958
959 MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
960
961 void ev_child_start (ev_child *w)
962 CODE:
963 START (child, w);
964
965 void ev_child_stop (ev_child *w)
966 CODE:
967 STOP (child, w);
968
969 void DESTROY (ev_child *w)
970 CODE:
971 STOP (child, w);
972 e_destroy (w);
973
974 void set (ev_child *w, int pid)
975 CODE:
976 RESET (child, w, (w, pid));
977
978 int pid (ev_child *w, int new_pid = 0)
979 CODE:
980 {
981 RETVAL = w->pid;
982
983 if (items > 1)
984 RESET (child, w, (w, new_pid));
985 }
986 OUTPUT:
987 RETVAL
988
989
990 int rstatus (ev_child *w)
991 ALIAS:
992 rpid = 1
993 CODE:
994 RETVAL = ix ? w->rpid : w->rstatus;
995 OUTPUT:
996 RETVAL
997
998 MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
999
1000 void ev_stat_start (ev_stat *w)
1001 CODE:
1002 START (stat, w);
1003
1004 void ev_stat_stop (ev_stat *w)
1005 CODE:
1006 STOP (stat, w);
1007
1008 void DESTROY (ev_stat *w)
1009 CODE:
1010 STOP (stat, w);
1011 e_destroy (w);
1012
1013 void set (ev_stat *w, SV *path, NV interval)
1014 CODE:
1015 {
1016 sv_setsv (w->fh, path);
1017 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
1018 }
1019
1020 SV *path (ev_stat *w, SV *new_path = 0)
1021 CODE:
1022 {
1023 RETVAL = SvREFCNT_inc (w->fh);
1024
1025 if (items > 1)
1026 {
1027 SvREFCNT_dec (w->fh);
1028 w->fh = newSVsv (new_path);
1029 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
1030 }
1031 }
1032 OUTPUT:
1033 RETVAL
1034
1035 NV interval (ev_stat *w, NV new_interval = 0.)
1036 CODE:
1037 {
1038 RETVAL = w->interval;
1039
1040 if (items > 1)
1041 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
1042 }
1043 OUTPUT:
1044 RETVAL
1045
1046 void prev (ev_stat *w)
1047 ALIAS:
1048 stat = 1
1049 attr = 2
1050 PPCODE:
1051 {
1052 ev_statdata *s = ix ? &w->attr : &w->prev;
1053
1054 if (ix == 1)
1055 ev_stat_stat (e_loop (w), w);
1056 else if (!s->st_nlink)
1057 errno = ENOENT;
1058
1059 PL_statcache.st_dev = s->st_nlink;
1060 PL_statcache.st_ino = s->st_ino;
1061 PL_statcache.st_mode = s->st_mode;
1062 PL_statcache.st_nlink = s->st_nlink;
1063 PL_statcache.st_uid = s->st_uid;
1064 PL_statcache.st_gid = s->st_gid;
1065 PL_statcache.st_rdev = s->st_rdev;
1066 PL_statcache.st_size = s->st_size;
1067 PL_statcache.st_atime = s->st_atime;
1068 PL_statcache.st_mtime = s->st_mtime;
1069 PL_statcache.st_ctime = s->st_ctime;
1070
1071 if (GIMME_V == G_SCALAR)
1072 XPUSHs (boolSV (s->st_nlink));
1073 else if (GIMME_V == G_ARRAY && s->st_nlink)
1074 {
1075 EXTEND (SP, 13);
1076 PUSHs (sv_2mortal (newSViv (s->st_dev)));
1077 PUSHs (sv_2mortal (newSViv (s->st_ino)));
1078 PUSHs (sv_2mortal (newSVuv (s->st_mode)));
1079 PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
1080 PUSHs (sv_2mortal (newSViv (s->st_uid)));
1081 PUSHs (sv_2mortal (newSViv (s->st_gid)));
1082 PUSHs (sv_2mortal (newSViv (s->st_rdev)));
1083 PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
1084 PUSHs (sv_2mortal (newSVnv (s->st_atime)));
1085 PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
1086 PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
1087 PUSHs (sv_2mortal (newSVuv (4096)));
1088 PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
1089 }
1090 }
1091
1092 MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
1093
1094 void ev_embed_start (ev_embed *w)
1095 CODE:
1096 START (embed, w);
1097
1098 void ev_embed_stop (ev_embed *w)
1099 CODE:
1100 STOP (embed, w);
1101
1102 void DESTROY (ev_embed *w)
1103 CODE:
1104 STOP (embed, w);
1105 e_destroy (w);
1106
1107 void set (ev_embed *w, struct ev_loop *loop)
1108 CODE:
1109 {
1110 sv_setsv (w->fh, ST (1));
1111 RESET (embed, w, (w, loop));
1112 }
1113
1114 MODULE = EV PACKAGE = EV::Loop PREFIX = ev_loop_
1115
1116 SV *new (SV *klass, unsigned int flags = ev_supported_backends ())
1117 CODE:
1118 {
1119 struct ev_loop *loop = ev_loop_new (flags);
1120
1121 if (!loop)
1122 XSRETURN_UNDEF;
1123
1124 RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
1125 }
1126 OUTPUT:
1127 RETVAL
1128
1129 void DESTROY (struct ev_loop *loop)
1130 CODE:
1131 if (loop != evapi.default_loop) /* global destruction sucks */
1132 ev_loop_destroy (loop);
1133
1134 ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
1135 ALIAS:
1136 io_ns = 1
1137 CODE:
1138 {
1139 int fd = sv_fileno (fh);
1140 CHECK_FD (fh, fd);
1141
1142 RETVAL = e_new (sizeof (ev_io), cb, ST (0));
1143 RETVAL->fh = newSVsv (fh);
1144 ev_io_set (RETVAL, fd, events);
1145 if (!ix) START (io, RETVAL);
1146 }
1147 OUTPUT:
1148 RETVAL
1149