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/cvs/EV/EV.xs
Revision: 1.105
Committed: Thu Jan 31 20:10:28 2008 UTC (16 years, 3 months ago) by root
Branch: MAIN
Changes since 1.104: +3 -0 lines
Log Message:
purl

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