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Comparing EV/EV.xs (file contents):
Revision 1.159 by root, Mon Apr 2 20:12:15 2012 UTC vs.
Revision 1.175 by root, Sun Jul 7 05:46:01 2019 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
… …
192 dSP; 202 dSP;
193 I32 mark = SP - PL_stack_base; 203 I32 mark = SP - PL_stack_base;
194 SV *sv_self, *sv_events; 204 SV *sv_self, *sv_events;
195 205
196 /* libev might have stopped the watcher */ 206 /* libev might have stopped the watcher */
197 if (expect_false (w->e_flags & WFLAG_UNREFED) 207 if (ecb_expect_false (w->e_flags & WFLAG_UNREFED)
198 && !ev_is_active (w)) 208 && !ev_is_active (w))
199 REF (w); 209 REF (w);
200 210
201 if (expect_true (sv_self_cache)) 211 if (ecb_expect_true (sv_self_cache))
202 { 212 {
203 sv_self = sv_self_cache; sv_self_cache = 0; 213 sv_self = sv_self_cache; sv_self_cache = 0;
204 SvRV_set (sv_self, SvREFCNT_inc_NN (w->self)); 214 SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
205 } 215 }
206 else 216 else
207 { 217 {
208 sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */ 218 sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */
209 SvREADONLY_on (sv_self); 219 SvREADONLY_on (sv_self);
210 } 220 }
211 221
212 if (expect_true (sv_events_cache)) 222 if (ecb_expect_true (sv_events_cache))
213 { 223 {
214 sv_events = sv_events_cache; sv_events_cache = 0; 224 sv_events = sv_events_cache; sv_events_cache = 0;
215 SvIV_set (sv_events, revents); 225 SvIV_set (sv_events, revents);
216 SvIOK_only (sv_events); 226 SvIOK_only (sv_events);
217 } 227 }
… …
227 PUSHs (sv_events); 237 PUSHs (sv_events);
228 238
229 PUTBACK; 239 PUTBACK;
230 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL); 240 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
231 241
232 if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache)) 242 if (ecb_expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
233 SvREFCNT_dec (sv_self); 243 SvREFCNT_dec (sv_self);
234 else 244 else
235 { 245 {
236 SvREFCNT_dec (SvRV (sv_self)); 246 SvREFCNT_dec (SvRV (sv_self));
237 SvRV_set (sv_self, &PL_sv_undef); 247 SvRV_set (sv_self, &PL_sv_undef);
238 sv_self_cache = sv_self; 248 sv_self_cache = sv_self;
239 } 249 }
240 250
241 if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache)) 251 if (ecb_expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
242 SvREFCNT_dec (sv_events); 252 SvREFCNT_dec (sv_events);
243 else 253 else
244 sv_events_cache = sv_events; 254 sv_events_cache = sv_events;
245 255
246 if (expect_false (SvTRUE (ERRSV))) 256 if (ecb_expect_false (SvTRUE (ERRSV)))
247 { 257 {
248 SPAGAIN; 258 SPAGAIN;
249 PUSHMARK (SP); 259 PUSHMARK (SP);
250 PUTBACK; 260 PUTBACK;
251 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 261 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
… …
382 const_iv (EV_, SIGNAL) 392 const_iv (EV_, SIGNAL)
383 const_iv (EV_, CHILD) 393 const_iv (EV_, CHILD)
384 const_iv (EV_, STAT) 394 const_iv (EV_, STAT)
385 const_iv (EV_, IDLE) 395 const_iv (EV_, IDLE)
386 const_iv (EV_, PREPARE) 396 const_iv (EV_, PREPARE)
387 const_iv (EV_, CHECK) 397 /*const_iv (EV_, CHECK) needs special tretament */
388 const_iv (EV_, EMBED) 398 const_iv (EV_, EMBED)
389 const_iv (EV_, FORK) 399 const_iv (EV_, FORK)
390 const_iv (EV_, CLEANUP) 400 const_iv (EV_, CLEANUP)
391 const_iv (EV_, ASYNC) 401 const_iv (EV_, ASYNC)
392 const_iv (EV_, CUSTOM) 402 const_iv (EV_, CUSTOM)
… …
426#endif 436#endif
427 }; 437 };
428 438
429 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 439 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)); 440 newCONSTSUB (stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
441
442 /* since this clashes with perl CHECK blocks, */
443 /* but we are interested in constants, */
444 /* and not blocks, we treat CHECK specially. */
445 {
446 /* the local $^W = 0 takes care of the warning */
447 CV *cv = newCONSTSUB (stash, "CHECK", newSViv (EV_CHECK));
448 /* now we need to re-set the gv, in case it was hijacked */
449 GvCV_set (gv_fetchpv ("EV::CHECK", GV_ADD, SVt_PVCV), cv);
450 }
431 451
432 stash_loop = gv_stashpv ("EV::Loop" , 1); 452 stash_loop = gv_stashpv ("EV::Loop" , 1);
433 stash_watcher = gv_stashpv ("EV::Watcher" , 1); 453 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
434 stash_io = gv_stashpv ("EV::IO" , 1); 454 stash_io = gv_stashpv ("EV::IO" , 1);
435 stash_timer = gv_stashpv ("EV::Timer" , 1); 455 stash_timer = gv_stashpv ("EV::Timer" , 1);
… …
518 evapi.invoke = ev_invoke; 538 evapi.invoke = ev_invoke;
519 539
520 sv_setiv (sv, (IV)&evapi); 540 sv_setiv (sv, (IV)&evapi);
521 SvREADONLY_on (sv); 541 SvREADONLY_on (sv);
522 } 542 }
523#if !defined _WIN32 && !defined _MINIX 543#if !defined _WIN32 && !defined _MINIX && !EV_NO_ATFORK
544/* unfortunately, musl neither implements the linux standard base,
545/* nor makes itself detectable via macros. yeah, right... */
546#if __linux && (__GLIBC__ || __UCLIBC__)
547 int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle);
548 __register_atfork (0, 0, default_fork, 0);
549#else
524 pthread_atfork (0, 0, default_fork); 550 pthread_atfork (0, 0, default_fork);
551#endif
525#endif 552#endif
526} 553}
527 554
528SV *ev_default_loop (unsigned int flags = 0) 555SV *ev_default_loop (unsigned int flags = 0)
529 CODE: 556 CODE:
… …
560NV ev_time () 587NV ev_time ()
561 588
562void ev_feed_signal (SV *signal) 589void ev_feed_signal (SV *signal)
563 CODE: 590 CODE:
564{ 591{
565 Signal signum = s_signum (signal); 592 Signal signum = s_signum (signal);
566 CHECK_SIG (signal, signum); 593 CHECK_SIG (signal, signum);
567 594
568 ev_feed_signal (signum); 595 ev_feed_signal (signum);
569} 596}
570 597
… …
602 C_ARGS: evapi.default_loop, interval 629 C_ARGS: evapi.default_loop, interval
603 630
604void ev_set_timeout_collect_interval (NV interval) 631void ev_set_timeout_collect_interval (NV interval)
605 C_ARGS: evapi.default_loop, interval 632 C_ARGS: evapi.default_loop, interval
606 633
607void ev_run (int flags = 0) 634int ev_run (int flags = 0)
608 ALIAS: 635 ALIAS:
609 loop = 1 636 loop = 1
610 C_ARGS: evapi.default_loop, flags 637 C_ARGS: evapi.default_loop, flags
611 638
612void ev_break (int how = EVBREAK_ONE) 639void ev_break (int how = EVBREAK_ONE)
… …
618 C_ARGS: evapi.default_loop, fd, revents 645 C_ARGS: evapi.default_loop, fd, revents
619 646
620void ev_feed_signal_event (SV *signal) 647void ev_feed_signal_event (SV *signal)
621 CODE: 648 CODE:
622{ 649{
623 Signal signum = s_signum (signal); 650 Signal signum = s_signum (signal);
624 CHECK_SIG (signal, signum); 651 CHECK_SIG (signal, signum);
625 652
626 ev_feed_signal_event (evapi.default_loop, signum); 653 ev_feed_signal_event (evapi.default_loop, signum);
627} 654}
628 655
… …
672 periodic_ns = 1 699 periodic_ns = 1
673 INIT: 700 INIT:
674 CHECK_REPEAT (interval); 701 CHECK_REPEAT (interval);
675 CODE: 702 CODE:
676{ 703{
677 ev_periodic *w; 704 ev_periodic *w;
678 w = e_new (sizeof (ev_periodic), cb, default_loop_sv); 705 w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
679 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0; 706 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
680 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0); 707 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
681 RETVAL = e_bless ((ev_watcher *)w, stash_periodic); 708 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
682 if (!ix) START (periodic, w); 709 if (!ix) START (periodic, w);
… …
687ev_signal *signal (SV *signal, SV *cb) 714ev_signal *signal (SV *signal, SV *cb)
688 ALIAS: 715 ALIAS:
689 signal_ns = 1 716 signal_ns = 1
690 CODE: 717 CODE:
691{ 718{
692 Signal signum = s_signum (signal); 719 Signal signum = s_signum (signal);
693 CHECK_SIG (signal, signum); 720 CHECK_SIG (signal, signum);
694 721
695 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv); 722 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
696 ev_signal_set (RETVAL, signum); 723 ev_signal_set (RETVAL, signum);
697 if (!ix) START_SIGNAL (RETVAL); 724 if (!ix) START_SIGNAL (RETVAL);
… …
737 ev_fork_set (RETVAL); 764 ev_fork_set (RETVAL);
738 if (!ix) START (fork, RETVAL); 765 if (!ix) START (fork, RETVAL);
739 OUTPUT: 766 OUTPUT:
740 RETVAL 767 RETVAL
741 768
769#if CLEANUP_ENABLED
770
742ev_cleanup *cleanup (SV *cb) 771ev_cleanup *cleanup (SV *cb)
743 ALIAS: 772 ALIAS:
744 cleanup_ns = 1 773 cleanup_ns = 1
745 CODE: 774 CODE:
746 RETVAL = e_new (sizeof (ev_cleanup), cb, default_loop_sv); 775 RETVAL = e_new (sizeof (ev_cleanup), cb, default_loop_sv);
776 SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
747 ev_cleanup_set (RETVAL); 777 ev_cleanup_set (RETVAL);
748 if (!ix) START (cleanup, RETVAL); 778 if (!ix) START (cleanup, RETVAL);
749 OUTPUT: 779 OUTPUT:
750 RETVAL 780 RETVAL
781
782#endif
751 783
752ev_child *child (int pid, int trace, SV *cb) 784ev_child *child (int pid, int trace, SV *cb)
753 ALIAS: 785 ALIAS:
754 child_ns = 1 786 child_ns = 1
755 CODE: 787 CODE:
… …
1020 1052
1021void ev_timer_stop (ev_timer *w) 1053void ev_timer_stop (ev_timer *w)
1022 CODE: 1054 CODE:
1023 STOP (timer, w); 1055 STOP (timer, w);
1024 1056
1025void ev_timer_again (ev_timer *w) 1057void ev_timer_again (ev_timer *w, NV repeat = NO_INIT)
1026 INIT: 1058 CODE:
1059 if (items > 1)
1060 w->repeat = repeat;
1027 CHECK_REPEAT (w->repeat); 1061 CHECK_REPEAT (w->repeat);
1028 CODE:
1029 ev_timer_again (e_loop (w), w); 1062 ev_timer_again (e_loop (w), w);
1030 UNREF (w); 1063 UNREF (w);
1031 1064
1032NV ev_timer_remaining (ev_timer *w) 1065NV ev_timer_remaining (ev_timer *w)
1033 C_ARGS: e_loop (w), w 1066 C_ARGS: e_loop (w), w
… …
1140void DESTROY (ev_fork *w) 1173void DESTROY (ev_fork *w)
1141 CODE: 1174 CODE:
1142 STOP (fork, w); 1175 STOP (fork, w);
1143 e_destroy (w); 1176 e_destroy (w);
1144 1177
1178#if CLEANUP_ENABLED
1179
1145MODULE = EV PACKAGE = EV::Cleanup PREFIX = ev_cleanup_ 1180MODULE = EV PACKAGE = EV::Cleanup PREFIX = ev_cleanup_
1146 1181
1147void ev_cleanup_start (ev_cleanup *w) 1182void ev_cleanup_start (ev_cleanup *w)
1148 CODE: 1183 CODE:
1149 START (cleanup, w); 1184 START (cleanup, w);
… …
1153 STOP (cleanup, w); 1188 STOP (cleanup, w);
1154 1189
1155void DESTROY (ev_cleanup *w) 1190void DESTROY (ev_cleanup *w)
1156 CODE: 1191 CODE:
1157 STOP (cleanup, w); 1192 STOP (cleanup, w);
1193 SvREFCNT_inc (w->loop); /* has been dec'ed on creation */
1158 e_destroy (w); 1194 e_destroy (w);
1159 1195
1160int keepalive (ev_watcher *w, int new_value = 0) 1196int keepalive (ev_watcher *w, SV *new_value = 0)
1161 CODE: 1197 CODE:
1162 RETVAL = 0; 1198 RETVAL = 1;
1163 OUTPUT: 1199 OUTPUT:
1164 RETVAL 1200 RETVAL
1201
1202#endif
1165 1203
1166MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_ 1204MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
1167 1205
1168#if EV_CHILD_ENABLE 1206#if EV_CHILD_ENABLE
1169 1207
… …
1363 OUTPUT: 1401 OUTPUT:
1364 RETVAL 1402 RETVAL
1365 1403
1366void DESTROY (struct ev_loop *loop) 1404void DESTROY (struct ev_loop *loop)
1367 CODE: 1405 CODE:
1368 /* 1. the default loop shouldn't be freed by destroying it'S pelr loop object */ 1406 /* 1. the default loop shouldn't be freed by destroying it's perl loop object */
1369 /* 2. not doing so helps avoid many global destruction bugs in perl, too */ 1407 /* 2. not doing so helps avoid many global destruction bugs in perl, too */
1370 if (loop != evapi.default_loop) 1408 if (loop != evapi.default_loop)
1371 ev_loop_destroy (loop); 1409 ev_loop_destroy (loop);
1372 1410
1373void ev_loop_fork (struct ev_loop *loop) 1411void ev_loop_fork (struct ev_loop *loop)
… …
1396 1434
1397unsigned int ev_depth (struct ev_loop *loop) 1435unsigned int ev_depth (struct ev_loop *loop)
1398 ALIAS: 1436 ALIAS:
1399 loop_depth = 1 1437 loop_depth = 1
1400 1438
1401void ev_run (struct ev_loop *loop, int flags = 0) 1439int ev_run (struct ev_loop *loop, int flags = 0)
1402 ALIAS: 1440 ALIAS:
1403 loop = 1 1441 loop = 1
1404 1442
1405void ev_break (struct ev_loop *loop, int how = 1) 1443void ev_break (struct ev_loop *loop, int how = 1)
1406 ALIAS: 1444 ALIAS:
… …
1415#if 0 1453#if 0
1416 1454
1417void ev_feed_signal_event (struct ev_loop *loop, SV *signal) 1455void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
1418 CODE: 1456 CODE:
1419{ 1457{
1420 Signal signum = s_signum (signal); 1458 Signal signum = s_signum (signal);
1421 CHECK_SIG (signal, signum); 1459 CHECK_SIG (signal, signum);
1422 1460
1423 ev_feed_signal_event (loop, signum); 1461 ev_feed_signal_event (loop, signum);
1424} 1462}
1425 1463
… …
1458 periodic_ns = 1 1496 periodic_ns = 1
1459 INIT: 1497 INIT:
1460 CHECK_REPEAT (interval); 1498 CHECK_REPEAT (interval);
1461 CODE: 1499 CODE:
1462{ 1500{
1463 ev_periodic *w; 1501 ev_periodic *w;
1464 w = e_new (sizeof (ev_periodic), cb, ST (0)); 1502 w = e_new (sizeof (ev_periodic), cb, ST (0));
1465 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0; 1503 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
1466 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0); 1504 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
1467 RETVAL = e_bless ((ev_watcher *)w, stash_periodic); 1505 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
1468 if (!ix) START (periodic, w); 1506 if (!ix) START (periodic, w);
… …
1473ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb) 1511ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
1474 ALIAS: 1512 ALIAS:
1475 signal_ns = 1 1513 signal_ns = 1
1476 CODE: 1514 CODE:
1477{ 1515{
1478 Signal signum = s_signum (signal); 1516 Signal signum = s_signum (signal);
1479 CHECK_SIG (signal, signum); 1517 CHECK_SIG (signal, signum);
1480 1518
1481 RETVAL = e_new (sizeof (ev_signal), cb, ST (0)); 1519 RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
1482 ev_signal_set (RETVAL, signum); 1520 ev_signal_set (RETVAL, signum);
1483 if (!ix) START_SIGNAL (RETVAL); 1521 if (!ix) START_SIGNAL (RETVAL);
… …
1523 ev_fork_set (RETVAL); 1561 ev_fork_set (RETVAL);
1524 if (!ix) START (fork, RETVAL); 1562 if (!ix) START (fork, RETVAL);
1525 OUTPUT: 1563 OUTPUT:
1526 RETVAL 1564 RETVAL
1527 1565
1566#if CLEANUP_ENABLED
1567
1528ev_cleanup *cleanup (struct ev_loop *loop, SV *cb) 1568ev_cleanup *cleanup (struct ev_loop *loop, SV *cb)
1529 ALIAS: 1569 ALIAS:
1530 cleanup_ns = 1 1570 cleanup_ns = 1
1531 CODE: 1571 CODE:
1532 RETVAL = e_new (sizeof (ev_cleanup), cb, ST (0)); 1572 RETVAL = e_new (sizeof (ev_cleanup), cb, ST (0));
1573 SvREFCNT_dec (RETVAL->loop); /* must not keep loop object alive */
1533 ev_cleanup_set (RETVAL); 1574 ev_cleanup_set (RETVAL);
1534 if (!ix) START (cleanup, RETVAL); 1575 if (!ix) START (cleanup, RETVAL);
1535 OUTPUT: 1576 OUTPUT:
1536 RETVAL 1577 RETVAL
1578
1579#endif
1537 1580
1538ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb) 1581ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
1539 ALIAS: 1582 ALIAS:
1540 child_ns = 1 1583 child_ns = 1
1541 CODE: 1584 CODE:

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