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Comparing EV/EV.xs (file contents):
Revision 1.161 by root, Wed Dec 5 17:18:47 2012 UTC vs.
Revision 1.178 by root, Wed Jan 22 17:02:40 2020 UTC

1#include "EXTERN.h" 1#include "EXTERN.h"
2#include "perl.h" 2#include "perl.h"
3#include "XSUB.h" 3#include "XSUB.h"
4 4
5/* fix perl api breakage */ 5/* fix perl api breakage */
6#ifndef WIN32
6#undef signal 7# undef signal
7#undef sigaction 8# undef sigaction
9#endif
8 10
9#include "schmorp.h" 11#include "schmorp.h"
10 12
11/* old API compatibility */ 13/* old API compatibility */
12static int 14static int
13sv_fileno (SV *fh) 15sv_fileno (SV *fh)
14{ 16{
15 return s_fileno (fh, 0); 17 return s_fileno (fh, 0);
16} 18}
17 19
20#ifndef GvCV_set
21# define GvCV_set(gv,cv) GvCV (gv) = cv
22#endif
23
24#if EV_ENABLE_ASSERTIONS
25# undef NDEBUG
26# include <assert.h>
27#endif
28
18#define EV_STANDALONE 1 29#define EV_STANDALONE 1
19#define EV_PROTOTYPES 1 30#define EV_PROTOTYPES 1
20#define EV_USE_CLOCK_SYSCALL 0 /* as long as we need pthreads anyways... */
21#define EV_USE_NANOSLEEP EV_USE_MONOTONIC 31#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
22#define EV_USE_FLOOR 1 32#define EV_USE_FLOOR 1
23#define EV_API_STATIC 33#define EV_API_STATIC
24#define EV_H <ev.h> 34#define EV_H "../libev/ev.h"
25#define EV_CONFIG_H error 35#define EV_CONFIG_H error
26#include "EV/EVAPI.h" 36#include "EV/EVAPI.h"
27 37
28#define EV_SELECT_IS_WINSOCKET 0 38#define EV_SELECT_IS_WINSOCKET 0
29#ifdef _WIN32 39#ifdef _WIN32
… …
32# define fd_mask Perl_fd_mask 42# define fd_mask Perl_fd_mask
33#endif 43#endif
34/* due to bugs in OS X we have to use libev/ explicitly here */ 44/* due to bugs in OS X we have to use libev/ explicitly here */
35#include "libev/ev.c" 45#include "libev/ev.c"
36 46
37#if !defined _WIN32 && !defined _MINIX 47#if !defined _WIN32 && !defined __minix && !EV_NO_ATFORK
38# include <pthread.h> 48# include <pthread.h>
39#endif 49#endif
40 50
41#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop)) 51#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop))
42#define e_flags(w) ((ev_watcher *)(w))->e_flags 52#define e_flags(w) ((ev_watcher *)(w))->e_flags
… …
72 do { \ 82 do { \
73 REF (w); \ 83 REF (w); \
74 ev_ ## type ## _stop (e_loop (w), w); \ 84 ev_ ## type ## _stop (e_loop (w), w); \
75 } while (0) 85 } while (0)
76 86
87#define PAUSE(type) \
88 do { \
89 int active = ev_is_active (w); \
90 if (active) STOP (type, w)
91
92#define RESUME(type) \
93 if (active) START (type, w); \
94 } while (0)
95
96
77#define RESET(type,w,seta) \ 97#define RESET(type,w,seta) \
78 do { \ 98 PAUSE (type); \
79 int active = ev_is_active (w); \
80 if (active) STOP (type, w); \
81 ev_ ## type ## _set seta; \ 99 ev_ ## type ## _set seta; \
82 if (active) START (type, w); \ 100 RESUME (type)
83 } while (0)
84 101
85typedef int Signal; 102typedef int Signal;
86 103
87/* horrible... */ 104/* horrible... */
88#define CHECK_SIGNAL_CAN_START(w) \ 105#define CHECK_SIGNAL_CAN_START(w) \
… …
192 dSP; 209 dSP;
193 I32 mark = SP - PL_stack_base; 210 I32 mark = SP - PL_stack_base;
194 SV *sv_self, *sv_events; 211 SV *sv_self, *sv_events;
195 212
196 /* libev might have stopped the watcher */ 213 /* libev might have stopped the watcher */
197 if (expect_false (w->e_flags & WFLAG_UNREFED) 214 if (ecb_expect_false (w->e_flags & WFLAG_UNREFED)
198 && !ev_is_active (w)) 215 && !ev_is_active (w))
199 REF (w); 216 REF (w);
200 217
201 if (expect_true (sv_self_cache)) 218 if (ecb_expect_true (sv_self_cache))
202 { 219 {
203 sv_self = sv_self_cache; sv_self_cache = 0; 220 sv_self = sv_self_cache; sv_self_cache = 0;
204 SvRV_set (sv_self, SvREFCNT_inc_NN (w->self)); 221 SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
205 } 222 }
206 else 223 else
207 { 224 {
208 sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */ 225 sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */
209 SvREADONLY_on (sv_self); 226 SvREADONLY_on (sv_self);
210 } 227 }
211 228
212 if (expect_true (sv_events_cache)) 229 if (ecb_expect_true (sv_events_cache))
213 { 230 {
214 sv_events = sv_events_cache; sv_events_cache = 0; 231 sv_events = sv_events_cache; sv_events_cache = 0;
215 SvIV_set (sv_events, revents); 232 SvIV_set (sv_events, revents);
216 SvIOK_only (sv_events); 233 SvIOK_only (sv_events);
217 } 234 }
… …
227 PUSHs (sv_events); 244 PUSHs (sv_events);
228 245
229 PUTBACK; 246 PUTBACK;
230 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL); 247 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
231 248
232 if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache)) 249 if (ecb_expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
233 SvREFCNT_dec (sv_self); 250 SvREFCNT_dec (sv_self);
234 else 251 else
235 { 252 {
236 SvREFCNT_dec (SvRV (sv_self)); 253 SvREFCNT_dec (SvRV (sv_self));
237 SvRV_set (sv_self, &PL_sv_undef); 254 SvRV_set (sv_self, &PL_sv_undef);
238 sv_self_cache = sv_self; 255 sv_self_cache = sv_self;
239 } 256 }
240 257
241 if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache)) 258 if (ecb_expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
242 SvREFCNT_dec (sv_events); 259 SvREFCNT_dec (sv_events);
243 else 260 else
244 sv_events_cache = sv_events; 261 sv_events_cache = sv_events;
245 262
246 if (expect_false (SvTRUE (ERRSV))) 263 if (ecb_expect_false (SvTRUE (ERRSV)))
247 { 264 {
248 SPAGAIN; 265 SPAGAIN;
249 PUSHMARK (SP); 266 PUSHMARK (SP);
250 PUTBACK; 267 PUTBACK;
251 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 268 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
… …
382 const_iv (EV_, SIGNAL) 399 const_iv (EV_, SIGNAL)
383 const_iv (EV_, CHILD) 400 const_iv (EV_, CHILD)
384 const_iv (EV_, STAT) 401 const_iv (EV_, STAT)
385 const_iv (EV_, IDLE) 402 const_iv (EV_, IDLE)
386 const_iv (EV_, PREPARE) 403 const_iv (EV_, PREPARE)
387 const_iv (EV_, CHECK) 404 /*const_iv (EV_, CHECK) needs special tretament */
388 const_iv (EV_, EMBED) 405 const_iv (EV_, EMBED)
389 const_iv (EV_, FORK) 406 const_iv (EV_, FORK)
390 const_iv (EV_, CLEANUP) 407 const_iv (EV_, CLEANUP)
391 const_iv (EV_, ASYNC) 408 const_iv (EV_, ASYNC)
392 const_iv (EV_, CUSTOM) 409 const_iv (EV_, CUSTOM)
… …
426#endif 443#endif
427 }; 444 };
428 445
429 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 446 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
430 newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); 447 newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
448
449 /* since this clashes with perl CHECK blocks, */
450 /* but we are interested in constants, */
451 /* and not blocks, we treat CHECK specially. */
452 {
453 /* the local $^W = 0 takes care of the warning */
454 CV *cv = newCONSTSUB (stash, "CHECK", newSViv (EV_CHECK));
455 /* now we need to re-set the gv, in case it was hijacked */
456 GvCV_set (gv_fetchpv ("EV::CHECK", GV_ADD, SVt_PVCV), cv);
457 }
431 458
432 stash_loop = gv_stashpv ("EV::Loop" , 1); 459 stash_loop = gv_stashpv ("EV::Loop" , 1);
433 stash_watcher = gv_stashpv ("EV::Watcher" , 1); 460 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
434 stash_io = gv_stashpv ("EV::IO" , 1); 461 stash_io = gv_stashpv ("EV::IO" , 1);
435 stash_timer = gv_stashpv ("EV::Timer" , 1); 462 stash_timer = gv_stashpv ("EV::Timer" , 1);
… …
518 evapi.invoke = ev_invoke; 545 evapi.invoke = ev_invoke;
519 546
520 sv_setiv (sv, (IV)&evapi); 547 sv_setiv (sv, (IV)&evapi);
521 SvREADONLY_on (sv); 548 SvREADONLY_on (sv);
522 } 549 }
523#if !defined _WIN32 && !defined _MINIX 550#if !defined _WIN32 && !defined _MINIX && !EV_NO_ATFORK
551/* unfortunately, musl neither implements the linux standard base,
552/* nor makes itself detectable via macros. yeah, right... */
553#if __linux && (__GLIBC__ || __UCLIBC__)
554 int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle);
555 __register_atfork (0, 0, default_fork, 0);
556#else
524 pthread_atfork (0, 0, default_fork); 557 pthread_atfork (0, 0, default_fork);
558#endif
525#endif 559#endif
526} 560}
527 561
528SV *ev_default_loop (unsigned int flags = 0) 562SV *ev_default_loop (unsigned int flags = 0)
529 CODE: 563 CODE:
… …
560NV ev_time () 594NV ev_time ()
561 595
562void ev_feed_signal (SV *signal) 596void ev_feed_signal (SV *signal)
563 CODE: 597 CODE:
564{ 598{
565 Signal signum = s_signum (signal); 599 Signal signum = s_signum (signal);
566 CHECK_SIG (signal, signum); 600 CHECK_SIG (signal, signum);
567 601
568 ev_feed_signal (signum); 602 ev_feed_signal (signum);
569} 603}
570 604
… …
602 C_ARGS: evapi.default_loop, interval 636 C_ARGS: evapi.default_loop, interval
603 637
604void ev_set_timeout_collect_interval (NV interval) 638void ev_set_timeout_collect_interval (NV interval)
605 C_ARGS: evapi.default_loop, interval 639 C_ARGS: evapi.default_loop, interval
606 640
607void ev_run (int flags = 0) 641int ev_run (int flags = 0)
608 ALIAS: 642 ALIAS:
609 loop = 1 643 loop = 1
610 C_ARGS: evapi.default_loop, flags 644 C_ARGS: evapi.default_loop, flags
611 645
612void ev_break (int how = EVBREAK_ONE) 646void ev_break (int how = EVBREAK_ONE)
… …
618 C_ARGS: evapi.default_loop, fd, revents 652 C_ARGS: evapi.default_loop, fd, revents
619 653
620void ev_feed_signal_event (SV *signal) 654void ev_feed_signal_event (SV *signal)
621 CODE: 655 CODE:
622{ 656{
623 Signal signum = s_signum (signal); 657 Signal signum = s_signum (signal);
624 CHECK_SIG (signal, signum); 658 CHECK_SIG (signal, signum);
625 659
626 ev_feed_signal_event (evapi.default_loop, signum); 660 ev_feed_signal_event (evapi.default_loop, signum);
627} 661}
628 662
… …
672 periodic_ns = 1 706 periodic_ns = 1
673 INIT: 707 INIT:
674 CHECK_REPEAT (interval); 708 CHECK_REPEAT (interval);
675 CODE: 709 CODE:
676{ 710{
677 ev_periodic *w; 711 ev_periodic *w;
678 w = e_new (sizeof (ev_periodic), cb, default_loop_sv); 712 w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
679 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0; 713 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
680 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0); 714 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
681 RETVAL = e_bless ((ev_watcher *)w, stash_periodic); 715 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
682 if (!ix) START (periodic, w); 716 if (!ix) START (periodic, w);
… …
687ev_signal *signal (SV *signal, SV *cb) 721ev_signal *signal (SV *signal, SV *cb)
688 ALIAS: 722 ALIAS:
689 signal_ns = 1 723 signal_ns = 1
690 CODE: 724 CODE:
691{ 725{
692 Signal signum = s_signum (signal); 726 Signal signum = s_signum (signal);
693 CHECK_SIG (signal, signum); 727 CHECK_SIG (signal, signum);
694 728
695 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv); 729 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
696 ev_signal_set (RETVAL, signum); 730 ev_signal_set (RETVAL, signum);
697 if (!ix) START_SIGNAL (RETVAL); 731 if (!ix) START_SIGNAL (RETVAL);
… …
968 CODE: 1002 CODE:
969{ 1003{
970 RETVAL = w->events; 1004 RETVAL = w->events;
971 1005
972 if (items > 1) 1006 if (items > 1)
973 RESET (io, w, (w, w->fd, new_events)); 1007 {
1008 PAUSE (io);
1009 ev_io_modify (w, new_events);
1010 RESUME (io);
1011 }
974} 1012}
975 OUTPUT: 1013 OUTPUT:
976 RETVAL 1014 RETVAL
977 1015
978MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_ 1016MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
… …
1025 1063
1026void ev_timer_stop (ev_timer *w) 1064void ev_timer_stop (ev_timer *w)
1027 CODE: 1065 CODE:
1028 STOP (timer, w); 1066 STOP (timer, w);
1029 1067
1030void ev_timer_again (ev_timer *w) 1068void ev_timer_again (ev_timer *w, NV repeat = NO_INIT)
1031 INIT: 1069 CODE:
1070 if (items > 1)
1071 w->repeat = repeat;
1032 CHECK_REPEAT (w->repeat); 1072 CHECK_REPEAT (w->repeat);
1033 CODE:
1034 ev_timer_again (e_loop (w), w); 1073 ev_timer_again (e_loop (w), w);
1035 UNREF (w); 1074 UNREF (w);
1036 1075
1037NV ev_timer_remaining (ev_timer *w) 1076NV ev_timer_remaining (ev_timer *w)
1038 C_ARGS: e_loop (w), w 1077 C_ARGS: e_loop (w), w
… …
1406 1445
1407unsigned int ev_depth (struct ev_loop *loop) 1446unsigned int ev_depth (struct ev_loop *loop)
1408 ALIAS: 1447 ALIAS:
1409 loop_depth = 1 1448 loop_depth = 1
1410 1449
1411void ev_run (struct ev_loop *loop, int flags = 0) 1450int ev_run (struct ev_loop *loop, int flags = 0)
1412 ALIAS: 1451 ALIAS:
1413 loop = 1 1452 loop = 1
1414 1453
1415void ev_break (struct ev_loop *loop, int how = 1) 1454void ev_break (struct ev_loop *loop, int how = 1)
1416 ALIAS: 1455 ALIAS:

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