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/cvs/EV/EV.xs
Revision: 1.103
Committed: Wed Dec 26 14:55:22 2007 UTC (16 years, 4 months ago) by root
Branch: MAIN
CVS Tags: rel-2_01
Changes since 1.102: +2 -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_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)->flags & WFLAG_KEEPALIVE) \
35 && !ev_is_active (w)) \
36 ev_unref (e_loop (w));
37
38 #define REF(w) \
39 if (!((w)->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->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.clear_pending = ev_clear_pending;
432 evapi.invoke = ev_invoke;
433
434 sv_setiv (sv, (IV)&evapi);
435 SvREADONLY_on (sv);
436 }
437 #ifndef _WIN32
438 pthread_atfork (0, 0, ev_default_fork);
439 #endif
440 }
441
442 SV *ev_default_loop (unsigned int flags = 0)
443 CODE:
444 {
445 if (!default_loop_sv)
446 {
447 evapi.default_loop = ev_default_loop (flags);
448
449 if (!evapi.default_loop)
450 XSRETURN_UNDEF;
451
452 default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
453 }
454
455 RETVAL = newSVsv (default_loop_sv);
456 }
457 OUTPUT:
458 RETVAL
459
460 void ev_default_destroy ()
461 CODE:
462 ev_default_destroy ();
463 SvREFCNT_dec (default_loop_sv);
464 default_loop_sv = 0;
465
466 unsigned int ev_supported_backends ()
467
468 unsigned int ev_recommended_backends ()
469
470 unsigned int ev_embeddable_backends ()
471
472 NV ev_time ()
473
474 NV ev_now ()
475 C_ARGS: evapi.default_loop
476
477 unsigned int ev_backend ()
478 C_ARGS: evapi.default_loop
479
480 unsigned int ev_loop_count ()
481 C_ARGS: evapi.default_loop
482
483 void ev_set_io_collect_interval (NV interval)
484 C_ARGS: evapi.default_loop, interval
485
486 void ev_set_timeout_collect_interval (NV interval)
487 C_ARGS: evapi.default_loop, interval
488
489 void ev_loop (int flags = 0)
490 C_ARGS: evapi.default_loop, flags
491
492 void ev_unloop (int how = 1)
493 C_ARGS: evapi.default_loop, how
494
495 void ev_feed_fd_event (int fd, int revents = EV_NONE)
496 C_ARGS: evapi.default_loop, fd, revents
497
498 void ev_feed_signal_event (SV *signal)
499 CODE:
500 {
501 Signal signum = sv_signum (signal);
502 CHECK_SIG (signal, signum);
503
504 ev_feed_signal_event (evapi.default_loop, signum);
505 }
506
507 ev_io *io (SV *fh, int events, SV *cb)
508 ALIAS:
509 io_ns = 1
510 CODE:
511 {
512 int fd = sv_fileno (fh);
513 CHECK_FD (fh, fd);
514
515 RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
516 RETVAL->fh = newSVsv (fh);
517 ev_io_set (RETVAL, fd, events);
518 if (!ix) START (io, RETVAL);
519 }
520 OUTPUT:
521 RETVAL
522
523 ev_timer *timer (NV after, NV repeat, SV *cb)
524 ALIAS:
525 timer_ns = 1
526 INIT:
527 CHECK_REPEAT (repeat);
528 CODE:
529 RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
530 ev_timer_set (RETVAL, after, repeat);
531 if (!ix) START (timer, RETVAL);
532 OUTPUT:
533 RETVAL
534
535 SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
536 ALIAS:
537 periodic_ns = 1
538 INIT:
539 CHECK_REPEAT (interval);
540 CODE:
541 {
542 ev_periodic *w;
543 w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
544 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
545 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
546 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
547 if (!ix) START (periodic, w);
548 }
549 OUTPUT:
550 RETVAL
551
552 ev_signal *signal (SV *signal, SV *cb)
553 ALIAS:
554 signal_ns = 1
555 CODE:
556 {
557 Signal signum = sv_signum (signal);
558 CHECK_SIG (signal, signum);
559
560 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
561 ev_signal_set (RETVAL, signum);
562 if (!ix) START (signal, RETVAL);
563 }
564 OUTPUT:
565 RETVAL
566
567 ev_idle *idle (SV *cb)
568 ALIAS:
569 idle_ns = 1
570 CODE:
571 RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
572 ev_idle_set (RETVAL);
573 if (!ix) START (idle, RETVAL);
574 OUTPUT:
575 RETVAL
576
577 ev_prepare *prepare (SV *cb)
578 ALIAS:
579 prepare_ns = 1
580 CODE:
581 RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
582 ev_prepare_set (RETVAL);
583 if (!ix) START (prepare, RETVAL);
584 OUTPUT:
585 RETVAL
586
587 ev_check *check (SV *cb)
588 ALIAS:
589 check_ns = 1
590 CODE:
591 RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
592 ev_check_set (RETVAL);
593 if (!ix) START (check, RETVAL);
594 OUTPUT:
595 RETVAL
596
597 ev_fork *fork (SV *cb)
598 ALIAS:
599 fork_ns = 1
600 CODE:
601 RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
602 ev_fork_set (RETVAL);
603 if (!ix) START (fork, RETVAL);
604 OUTPUT:
605 RETVAL
606
607 ev_child *child (int pid, SV *cb)
608 ALIAS:
609 child_ns = 1
610 CODE:
611 RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
612 ev_child_set (RETVAL, pid);
613 if (!ix) START (child, RETVAL);
614 OUTPUT:
615 RETVAL
616
617 ev_stat *stat (SV *path, NV interval, SV *cb)
618 ALIAS:
619 stat_ns = 1
620 CODE:
621 RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
622 RETVAL->fh = newSVsv (path);
623 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
624 if (!ix) START (stat, RETVAL);
625 OUTPUT:
626 RETVAL
627
628 ev_embed *embed (struct ev_loop *loop, SV *cb = &PL_sv_undef)
629 ALIAS:
630 embed_ns = 1
631 CODE:
632 {
633 if (!(ev_backend (loop) & ev_embeddable_backends ()))
634 croak ("passed loop is not embeddable via EV::embed,");
635
636 RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
637 RETVAL->fh = newSVsv (ST (0));
638 ev_embed_set (RETVAL, loop);
639
640 if (!SvOK (cb)) ev_set_cb (RETVAL, 0);
641
642 if (!ix) START (embed, RETVAL);
643 }
644 OUTPUT:
645 RETVAL
646
647 void once (SV *fh, int events, SV *timeout, SV *cb)
648 CODE:
649 ev_once (
650 evapi.default_loop,
651 sv_fileno (fh), events,
652 SvOK (timeout) ? SvNV (timeout) : -1.,
653 e_once_cb,
654 newSVsv (cb)
655 );
656
657 PROTOTYPES: DISABLE
658
659 MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
660
661 int ev_is_active (ev_watcher *w)
662
663 int ev_is_pending (ev_watcher *w)
664
665 void ev_invoke (ev_watcher *w, int revents = EV_NONE)
666 C_ARGS: e_loop (w), w, revents
667
668 int ev_clear_pending (ev_watcher *w)
669 C_ARGS: e_loop (w), w
670
671 void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
672 C_ARGS: e_loop (w), w, revents
673
674 int keepalive (ev_watcher *w, int new_value = 0)
675 CODE:
676 {
677 RETVAL = w->flags & WFLAG_KEEPALIVE;
678 new_value = new_value ? WFLAG_KEEPALIVE : 0;
679
680 if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
681 {
682 REF (w);
683 w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
684 UNREF (w);
685 }
686 }
687 OUTPUT:
688 RETVAL
689
690 SV *cb (ev_watcher *w, SV *new_cb = 0)
691 CODE:
692 {
693 RETVAL = newSVsv (w->cb_sv);
694
695 if (items > 1)
696 sv_setsv (w->cb_sv, new_cb);
697 }
698 OUTPUT:
699 RETVAL
700
701 SV *data (ev_watcher *w, SV *new_data = 0)
702 CODE:
703 {
704 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
705
706 if (items > 1)
707 {
708 SvREFCNT_dec (w->data);
709 w->data = newSVsv (new_data);
710 }
711 }
712 OUTPUT:
713 RETVAL
714
715 SV *loop (ev_watcher *w)
716 CODE:
717 RETVAL = newRV_inc (w->loop);
718 OUTPUT:
719 RETVAL
720
721 int priority (ev_watcher *w, int new_priority = 0)
722 CODE:
723 {
724 RETVAL = w->priority;
725
726 if (items > 1)
727 {
728 int active = ev_is_active (w);
729
730 if (active)
731 {
732 /* grrr. */
733 PUSHMARK (SP);
734 XPUSHs (ST (0));
735 PUTBACK;
736 call_method ("stop", G_DISCARD | G_VOID);
737 }
738
739 ev_set_priority (w, new_priority);
740
741 if (active)
742 {
743 PUSHMARK (SP);
744 XPUSHs (ST (0));
745 PUTBACK;
746 call_method ("start", G_DISCARD | G_VOID);
747 }
748 }
749 }
750 OUTPUT:
751 RETVAL
752
753 MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
754
755 void ev_io_start (ev_io *w)
756 CODE:
757 START (io, w);
758
759 void ev_io_stop (ev_io *w)
760 CODE:
761 STOP (io, w);
762
763 void DESTROY (ev_io *w)
764 CODE:
765 STOP (io, w);
766 e_destroy (w);
767
768 void set (ev_io *w, SV *fh, int events)
769 CODE:
770 {
771 int fd = sv_fileno (fh);
772 CHECK_FD (fh, fd);
773
774 sv_setsv (w->fh, fh);
775 RESET (io, w, (w, fd, events));
776 }
777
778 SV *fh (ev_io *w, SV *new_fh = 0)
779 CODE:
780 {
781 if (items > 1)
782 {
783 int fd = sv_fileno (new_fh);
784 CHECK_FD (new_fh, fd);
785
786 RETVAL = w->fh;
787 w->fh = newSVsv (new_fh);
788
789 RESET (io, w, (w, fd, w->events));
790 }
791 else
792 RETVAL = newSVsv (w->fh);
793 }
794 OUTPUT:
795 RETVAL
796
797 int events (ev_io *w, int new_events = EV_UNDEF)
798 CODE:
799 {
800 RETVAL = w->events;
801
802 if (items > 1)
803 RESET (io, w, (w, w->fd, new_events));
804 }
805 OUTPUT:
806 RETVAL
807
808 MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
809
810 void ev_signal_start (ev_signal *w)
811 CODE:
812 START (signal, w);
813
814 void ev_signal_stop (ev_signal *w)
815 CODE:
816 STOP (signal, w);
817
818 void DESTROY (ev_signal *w)
819 CODE:
820 STOP (signal, w);
821 e_destroy (w);
822
823 void set (ev_signal *w, SV *signal)
824 CODE:
825 {
826 Signal signum = sv_signum (signal);
827 CHECK_SIG (signal, signum);
828
829 RESET (signal, w, (w, signum));
830 }
831
832 int signal (ev_signal *w, SV *new_signal = 0)
833 CODE:
834 {
835 RETVAL = w->signum;
836
837 if (items > 1)
838 {
839 Signal signum = sv_signum (new_signal);
840 CHECK_SIG (new_signal, signum);
841
842 RESET (signal, w, (w, signum));
843 }
844 }
845 OUTPUT:
846 RETVAL
847
848 MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
849
850 void ev_timer_start (ev_timer *w)
851 INIT:
852 CHECK_REPEAT (w->repeat);
853 CODE:
854 START (timer, w);
855
856 void ev_timer_stop (ev_timer *w)
857 CODE:
858 STOP (timer, w);
859
860 void ev_timer_again (ev_timer *w)
861 INIT:
862 CHECK_REPEAT (w->repeat);
863 CODE:
864 REF (w);
865 ev_timer_again (e_loop (w), w);
866 UNREF (w);
867
868 void DESTROY (ev_timer *w)
869 CODE:
870 STOP (timer, w);
871 e_destroy (w);
872
873 void set (ev_timer *w, NV after, NV repeat = 0.)
874 INIT:
875 CHECK_REPEAT (repeat);
876 CODE:
877 RESET (timer, w, (w, after, repeat));
878
879 NV at (ev_timer *w)
880 CODE:
881 RETVAL = w->at;
882 OUTPUT:
883 RETVAL
884
885 MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
886
887 void ev_periodic_start (ev_periodic *w)
888 INIT:
889 CHECK_REPEAT (w->interval);
890 CODE:
891 START (periodic, w);
892
893 void ev_periodic_stop (ev_periodic *w)
894 CODE:
895 STOP (periodic, w);
896
897 void ev_periodic_again (ev_periodic *w)
898 CODE:
899 REF (w);
900 ev_periodic_again (e_loop (w), w);
901 UNREF (w);
902
903 void DESTROY (ev_periodic *w)
904 CODE:
905 STOP (periodic, w);
906 e_destroy (w);
907
908 void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
909 INIT:
910 CHECK_REPEAT (interval);
911 CODE:
912 {
913 SvREFCNT_dec (w->fh);
914 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
915
916 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
917 }
918
919 NV at (ev_periodic *w)
920 CODE:
921 RETVAL = w->at;
922 OUTPUT:
923 RETVAL
924
925 MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
926
927 void ev_idle_start (ev_idle *w)
928 CODE:
929 START (idle, w);
930
931 void ev_idle_stop (ev_idle *w)
932 CODE:
933 STOP (idle, w);
934
935 void DESTROY (ev_idle *w)
936 CODE:
937 STOP (idle, w);
938 e_destroy (w);
939
940 MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
941
942 void ev_prepare_start (ev_prepare *w)
943 CODE:
944 START (prepare, w);
945
946 void ev_prepare_stop (ev_prepare *w)
947 CODE:
948 STOP (prepare, w);
949
950 void DESTROY (ev_prepare *w)
951 CODE:
952 STOP (prepare, w);
953 e_destroy (w);
954
955 MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
956
957 void ev_check_start (ev_check *w)
958 CODE:
959 START (check, w);
960
961 void ev_check_stop (ev_check *w)
962 CODE:
963 STOP (check, w);
964
965 void DESTROY (ev_check *w)
966 CODE:
967 STOP (check, w);
968 e_destroy (w);
969
970 MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
971
972 void ev_fork_start (ev_fork *w)
973 CODE:
974 START (fork, w);
975
976 void ev_fork_stop (ev_fork *w)
977 CODE:
978 STOP (fork, w);
979
980 void DESTROY (ev_fork *w)
981 CODE:
982 STOP (fork, w);
983 e_destroy (w);
984
985 MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
986
987 void ev_child_start (ev_child *w)
988 CODE:
989 START (child, w);
990
991 void ev_child_stop (ev_child *w)
992 CODE:
993 STOP (child, w);
994
995 void DESTROY (ev_child *w)
996 CODE:
997 STOP (child, w);
998 e_destroy (w);
999
1000 void set (ev_child *w, int pid)
1001 CODE:
1002 RESET (child, w, (w, pid));
1003
1004 int pid (ev_child *w, int new_pid = 0)
1005 CODE:
1006 {
1007 RETVAL = w->pid;
1008
1009 if (items > 1)
1010 RESET (child, w, (w, new_pid));
1011 }
1012 OUTPUT:
1013 RETVAL
1014
1015
1016 int rstatus (ev_child *w)
1017 ALIAS:
1018 rpid = 1
1019 CODE:
1020 RETVAL = ix ? w->rpid : 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 MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
1147
1148 SV *new (SV *klass, unsigned int flags = 0)
1149 CODE:
1150 {
1151 struct ev_loop *loop = ev_loop_new (flags);
1152
1153 if (!loop)
1154 XSRETURN_UNDEF;
1155
1156 RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
1157 }
1158 OUTPUT:
1159 RETVAL
1160
1161 void DESTROY (struct ev_loop *loop)
1162 CODE:
1163 if (loop != evapi.default_loop) /* global destruction sucks */
1164 ev_loop_destroy (loop);
1165
1166 void ev_loop_fork (struct ev_loop *loop)
1167
1168 NV ev_now (struct ev_loop *loop)
1169
1170 void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
1171
1172 void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
1173
1174 unsigned int ev_backend (struct ev_loop *loop)
1175
1176 unsigned int ev_loop_count (struct ev_loop *loop)
1177
1178 void ev_loop (struct ev_loop *loop, int flags = 0)
1179
1180 void ev_unloop (struct ev_loop *loop, int how = 1)
1181
1182 void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
1183
1184 #if 0
1185
1186 void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
1187 CODE:
1188 {
1189 Signal signum = sv_signum (signal);
1190 CHECK_SIG (signal, signum);
1191
1192 ev_feed_signal_event (loop, signum);
1193 }
1194
1195 #endif
1196
1197 ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
1198 ALIAS:
1199 io_ns = 1
1200 CODE:
1201 {
1202 int fd = sv_fileno (fh);
1203 CHECK_FD (fh, fd);
1204
1205 RETVAL = e_new (sizeof (ev_io), cb, ST (0));
1206 RETVAL->fh = newSVsv (fh);
1207 ev_io_set (RETVAL, fd, events);
1208 if (!ix) START (io, RETVAL);
1209 }
1210 OUTPUT:
1211 RETVAL
1212
1213 ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
1214 ALIAS:
1215 timer_ns = 1
1216 INIT:
1217 CHECK_REPEAT (repeat);
1218 CODE:
1219 RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
1220 ev_timer_set (RETVAL, after, repeat);
1221 if (!ix) START (timer, RETVAL);
1222 OUTPUT:
1223 RETVAL
1224
1225 SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
1226 ALIAS:
1227 periodic_ns = 1
1228 INIT:
1229 CHECK_REPEAT (interval);
1230 CODE:
1231 {
1232 ev_periodic *w;
1233 w = e_new (sizeof (ev_periodic), cb, ST (0));
1234 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
1235 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
1236 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
1237 if (!ix) START (periodic, w);
1238 }
1239 OUTPUT:
1240 RETVAL
1241
1242 #if 0
1243
1244 ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
1245 ALIAS:
1246 signal_ns = 1
1247 CODE:
1248 {
1249 Signal signum = sv_signum (signal);
1250 CHECK_SIG (signal, signum);
1251
1252 RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
1253 ev_signal_set (RETVAL, signum);
1254 if (!ix) START (signal, RETVAL);
1255 }
1256 OUTPUT:
1257 RETVAL
1258
1259 #endif
1260
1261 ev_idle *idle (struct ev_loop *loop, SV *cb)
1262 ALIAS:
1263 idle_ns = 1
1264 CODE:
1265 RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
1266 ev_idle_set (RETVAL);
1267 if (!ix) START (idle, RETVAL);
1268 OUTPUT:
1269 RETVAL
1270
1271 ev_prepare *prepare (struct ev_loop *loop, SV *cb)
1272 ALIAS:
1273 prepare_ns = 1
1274 CODE:
1275 RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
1276 ev_prepare_set (RETVAL);
1277 if (!ix) START (prepare, RETVAL);
1278 OUTPUT:
1279 RETVAL
1280
1281 ev_check *check (struct ev_loop *loop, SV *cb)
1282 ALIAS:
1283 check_ns = 1
1284 CODE:
1285 RETVAL = e_new (sizeof (ev_check), cb, ST (0));
1286 ev_check_set (RETVAL);
1287 if (!ix) START (check, RETVAL);
1288 OUTPUT:
1289 RETVAL
1290
1291 ev_fork *fork (struct ev_loop *loop, SV *cb)
1292 ALIAS:
1293 fork_ns = 1
1294 CODE:
1295 RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
1296 ev_fork_set (RETVAL);
1297 if (!ix) START (fork, RETVAL);
1298 OUTPUT:
1299 RETVAL
1300
1301 ev_child *child (struct ev_loop *loop, int pid, SV *cb)
1302 ALIAS:
1303 child_ns = 1
1304 CODE:
1305 RETVAL = e_new (sizeof (ev_child), cb, ST (0));
1306 ev_child_set (RETVAL, pid);
1307 if (!ix) START (child, RETVAL);
1308 OUTPUT:
1309 RETVAL
1310
1311 ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
1312 ALIAS:
1313 stat_ns = 1
1314 CODE:
1315 RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
1316 RETVAL->fh = newSVsv (path);
1317 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
1318 if (!ix) START (stat, RETVAL);
1319 OUTPUT:
1320 RETVAL
1321
1322 ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = &PL_sv_undef)
1323 ALIAS:
1324 embed_ns = 1
1325 CODE:
1326 {
1327 if (!(ev_backend (other) & ev_embeddable_backends ()))
1328 croak ("passed loop is not embeddable via EV::embed,");
1329
1330 RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
1331 RETVAL->fh = newSVsv (ST (1));
1332 ev_embed_set (RETVAL, other);
1333
1334 if (!SvOK (cb)) ev_set_cb (RETVAL, 0);
1335
1336 if (!ix) START (embed, RETVAL);
1337 }
1338 OUTPUT:
1339 RETVAL
1340
1341 void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
1342 CODE:
1343 ev_once (
1344 loop,
1345 sv_fileno (fh), events,
1346 SvOK (timeout) ? SvNV (timeout) : -1.,
1347 e_once_cb,
1348 newSVsv (cb)
1349 );
1350