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Comparing Coro/Coro/State.xs (file contents):
Revision 1.221 by root, Sun Jan 13 09:47:22 2008 UTC vs.
Revision 1.236 by root, Sat May 10 17:43:41 2008 UTC

… …
10#include "patchlevel.h" 10#include "patchlevel.h"
11 11
12#include <stdio.h> 12#include <stdio.h>
13#include <errno.h> 13#include <errno.h>
14#include <assert.h> 14#include <assert.h>
15
16#ifdef WIN32
17# undef setjmp
18# undef longjmp
19# undef _exit
20# define setjmp _setjmp // deep magic, don't ask
21#else
15#include <inttypes.h> /* portable stdint.h */ 22# include <inttypes.h> /* most portable stdint.h */
23#endif
16 24
17#ifdef HAVE_MMAP 25#ifdef HAVE_MMAP
18# include <unistd.h> 26# include <unistd.h>
19# include <sys/mman.h> 27# include <sys/mman.h>
20# ifndef MAP_ANONYMOUS 28# ifndef MAP_ANONYMOUS
… …
72# ifndef IS_PADCONST 80# ifndef IS_PADCONST
73# define IS_PADCONST(v) 0 81# define IS_PADCONST(v) 0
74# endif 82# endif
75#endif 83#endif
76 84
85/* 5.8.8 */
86#ifndef GV_NOTQUAL
87# define GV_NOTQUAL 0
88#endif
89#ifndef newSV
90# define newSV(l) NEWSV(0,l)
91#endif
92
93/* 5.11 */
94#ifndef CxHASARGS
95# define CxHASARGS(cx) (cx)->blk_sub.hasargs
96#endif
97
77/* 5.8.7 */ 98/* 5.8.7 */
78#ifndef SvRV_set 99#ifndef SvRV_set
79# define SvRV_set(s,v) SvRV(s) = (v) 100# define SvRV_set(s,v) SvRV(s) = (v)
80#endif
81
82/* 5.8.8 */
83#ifndef GV_NOTQUAL
84# define GV_NOTQUAL 0
85#endif
86#ifndef newSV
87# define newSV(l) NEWSV(0,l)
88#endif 101#endif
89 102
90#if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 103#if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64
91# undef CORO_STACKGUARD 104# undef CORO_STACKGUARD
92#endif 105#endif
… …
157 170
158/* async_pool helper stuff */ 171/* async_pool helper stuff */
159static SV *sv_pool_rss; 172static SV *sv_pool_rss;
160static SV *sv_pool_size; 173static SV *sv_pool_size;
161static AV *av_async_pool; 174static AV *av_async_pool;
175
176/* Coro::AnyEvent */
177static SV *sv_activity;
162 178
163static struct coro_cctx *cctx_first; 179static struct coro_cctx *cctx_first;
164static int cctx_count, cctx_idle; 180static int cctx_count, cctx_idle;
165 181
166enum { 182enum {
… …
252#define PRIO_IDLE -3 268#define PRIO_IDLE -3
253#define PRIO_MIN -4 269#define PRIO_MIN -4
254 270
255/* for Coro.pm */ 271/* for Coro.pm */
256static SV *coro_current; 272static SV *coro_current;
273static SV *coro_readyhook;
257static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; 274static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
258static int coro_nready; 275static int coro_nready;
259static struct coro *coro_first; 276static struct coro *coro_first;
260 277
261/** lowlevel stuff **********************************************************/ 278/** lowlevel stuff **********************************************************/
262 279
263static SV * 280static SV *
264coro_get_sv (pTHX_ const char *name, int create) 281coro_get_sv (pTHX_ const char *name, int create)
265{ 282{
266#if PERL_VERSION_ATLEAST (5,9,0) 283#if PERL_VERSION_ATLEAST (5,10,0)
267 /* silence stupid and wrong 5.10 warning that I am unable to switch off */ 284 /* silence stupid and wrong 5.10 warning that I am unable to switch off */
268 get_sv (name, create); 285 get_sv (name, create);
269#endif 286#endif
270 return get_sv (name, create); 287 return get_sv (name, create);
271} 288}
272 289
273static AV * 290static AV *
274coro_get_av (pTHX_ const char *name, int create) 291coro_get_av (pTHX_ const char *name, int create)
275{ 292{
276#if PERL_VERSION_ATLEAST (5,9,0) 293#if PERL_VERSION_ATLEAST (5,10,0)
277 /* silence stupid and wrong 5.10 warning that I am unable to switch off */ 294 /* silence stupid and wrong 5.10 warning that I am unable to switch off */
278 get_av (name, create); 295 get_av (name, create);
279#endif 296#endif
280 return get_av (name, create); 297 return get_av (name, create);
281} 298}
282 299
283static HV * 300static HV *
284coro_get_hv (pTHX_ const char *name, int create) 301coro_get_hv (pTHX_ const char *name, int create)
285{ 302{
286#if PERL_VERSION_ATLEAST (5,9,0) 303#if PERL_VERSION_ATLEAST (5,10,0)
287 /* silence stupid and wrong 5.10 warning that I am unable to switch off */ 304 /* silence stupid and wrong 5.10 warning that I am unable to switch off */
288 get_hv (name, create); 305 get_hv (name, create);
289#endif 306#endif
290 return get_hv (name, create); 307 return get_hv (name, create);
291} 308}
… …
296 AV *padlist = CvPADLIST (cv); 313 AV *padlist = CvPADLIST (cv);
297 AV *newpadlist, *newpad; 314 AV *newpadlist, *newpad;
298 315
299 newpadlist = newAV (); 316 newpadlist = newAV ();
300 AvREAL_off (newpadlist); 317 AvREAL_off (newpadlist);
301#if PERL_VERSION_ATLEAST (5,9,0) 318#if PERL_VERSION_ATLEAST (5,10,0)
302 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); 319 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1);
303#else 320#else
304 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); 321 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1);
305#endif 322#endif
306 newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; 323 newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)];
… …
497 514
498 if (expect_true (CvDEPTH (cv))) 515 if (expect_true (CvDEPTH (cv)))
499 { 516 {
500 EXTEND (SP, 3); 517 EXTEND (SP, 3);
501 PUSHs ((SV *)CvPADLIST (cv)); 518 PUSHs ((SV *)CvPADLIST (cv));
502 PUSHs (INT2PTR (SV *, CvDEPTH (cv))); 519 PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
503 PUSHs ((SV *)cv); 520 PUSHs ((SV *)cv);
504 521
505 CvDEPTH (cv) = 0; 522 CvDEPTH (cv) = 0;
506 get_padlist (aTHX_ cv); 523 get_padlist (aTHX_ cv);
507 } 524 }
… …
587 604
588 New(54,PL_savestack,24,ANY); 605 New(54,PL_savestack,24,ANY);
589 PL_savestack_ix = 0; 606 PL_savestack_ix = 0;
590 PL_savestack_max = 24; 607 PL_savestack_max = 24;
591 608
592#if !PERL_VERSION_ATLEAST (5,9,0) 609#if !PERL_VERSION_ATLEAST (5,10,0)
593 New(54,PL_retstack,4,OP*); 610 New(54,PL_retstack,4,OP*);
594 PL_retstack_ix = 0; 611 PL_retstack_ix = 0;
595 PL_retstack_max = 4; 612 PL_retstack_max = 4;
596#endif 613#endif
597} 614}
… …
620 637
621 Safefree (PL_tmps_stack); 638 Safefree (PL_tmps_stack);
622 Safefree (PL_markstack); 639 Safefree (PL_markstack);
623 Safefree (PL_scopestack); 640 Safefree (PL_scopestack);
624 Safefree (PL_savestack); 641 Safefree (PL_savestack);
625#if !PERL_VERSION_ATLEAST (5,9,0) 642#if !PERL_VERSION_ATLEAST (5,10,0)
626 Safefree (PL_retstack); 643 Safefree (PL_retstack);
627#endif 644#endif
628} 645}
629 646
630static size_t 647static size_t
… …
654 rss += slot->tmps_max * sizeof (SV *); 671 rss += slot->tmps_max * sizeof (SV *);
655 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); 672 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
656 rss += slot->scopestack_max * sizeof (I32); 673 rss += slot->scopestack_max * sizeof (I32);
657 rss += slot->savestack_max * sizeof (ANY); 674 rss += slot->savestack_max * sizeof (ANY);
658 675
659#if !PERL_VERSION_ATLEAST (5,9,0) 676#if !PERL_VERSION_ATLEAST (5,10,0)
660 rss += slot->retstack_max * sizeof (OP *); 677 rss += slot->retstack_max * sizeof (OP *);
661#endif 678#endif
662 } 679 }
663 680
664 return rss; 681 return rss;
… …
707 if (svp) 724 if (svp)
708 { 725 {
709 SV *old = *svp; 726 SV *old = *svp;
710 *svp = newSVsv (sv); 727 *svp = newSVsv (sv);
711 SvREFCNT_dec (old); 728 SvREFCNT_dec (old);
712 return; 729 return 0;
713 } 730 }
714 } 731 }
715 732
716 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; 733 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
717} 734}
… …
731 PL_curpm = 0; 748 PL_curpm = 0;
732 PL_curpad = 0; 749 PL_curpad = 0;
733 PL_localizing = 0; 750 PL_localizing = 0;
734 PL_dirty = 0; 751 PL_dirty = 0;
735 PL_restartop = 0; 752 PL_restartop = 0;
753#if PERL_VERSION_ATLEAST (5,10,0)
754 PL_parser = 0;
755#endif
736 756
737 /* recreate the die/warn hooks */ 757 /* recreate the die/warn hooks */
738 PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); 758 PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook );
739 PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook); 759 PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook);
740 760
… …
895 SAVETMPS; 915 SAVETMPS;
896 EXTEND (SP, 3); 916 EXTEND (SP, 3);
897 PUSHMARK (SP); 917 PUSHMARK (SP);
898 PUSHs (&PL_sv_yes); 918 PUSHs (&PL_sv_yes);
899 PUSHs (fullname); 919 PUSHs (fullname);
900 PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); 920 PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);
901 PUTBACK; 921 PUTBACK;
902 cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); 922 cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
903 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); 923 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
904 SPAGAIN; 924 SPAGAIN;
905 FREETMPS; 925 FREETMPS;
… …
1121 croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); 1141 croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
1122 1142
1123 if (expect_false (next->flags & CF_DESTROYED)) 1143 if (expect_false (next->flags & CF_DESTROYED))
1124 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); 1144 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
1125 1145
1126 if (
1127#if PERL_VERSION_ATLEAST (5,9,0) 1146#if !PERL_VERSION_ATLEAST (5,10,0)
1128 expect_false (PL_parser)
1129#else
1130 expect_false (PL_lex_state != LEX_NOTPARSING) 1147 if (expect_false (PL_lex_state != LEX_NOTPARSING))
1131#endif
1132 )
1133 croak ("Coro::State::transfer called while parsing, but this is not supported"); 1148 croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version");
1149#endif
1134 } 1150 }
1135} 1151}
1136 1152
1137/* always use the TRANSFER macro */ 1153/* always use the TRANSFER macro */
1138static void NOINLINE 1154static void NOINLINE
1139transfer (pTHX_ struct coro *prev, struct coro *next) 1155transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx)
1140{ 1156{
1141 dSTACKLEVEL; 1157 dSTACKLEVEL;
1142 static volatile int has_throw; 1158 static volatile int has_throw;
1143 1159
1144 /* sometimes transfer is only called to set idle_sp */ 1160 /* sometimes transfer is only called to set idle_sp */
… …
1178 load_perl (aTHX_ next); 1194 load_perl (aTHX_ next);
1179 1195
1180 prev__cctx = prev->cctx; 1196 prev__cctx = prev->cctx;
1181 1197
1182 /* possibly "free" the cctx */ 1198 /* possibly "free" the cctx */
1183 if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE))) 1199 if (expect_true (
1200 prev__cctx->idle_sp == STACKLEVEL
1201 && !(prev__cctx->flags & CC_TRACE)
1202 && !force_cctx
1203 ))
1184 { 1204 {
1185 /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ 1205 /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */
1186 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); 1206 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
1187 1207
1188 prev->cctx = 0; 1208 prev->cctx = 0;
… …
1231struct transfer_args 1251struct transfer_args
1232{ 1252{
1233 struct coro *prev, *next; 1253 struct coro *prev, *next;
1234}; 1254};
1235 1255
1236#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next) 1256#define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx))
1237#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) 1257#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)
1238 1258
1239/** high level stuff ********************************************************/ 1259/** high level stuff ********************************************************/
1240 1260
1241static int 1261static int
… …
1335{ 1355{
1336 dTHX; 1356 dTHX;
1337 struct transfer_args ta; 1357 struct transfer_args ta;
1338 1358
1339 prepare_transfer (aTHX_ &ta, prev_sv, next_sv); 1359 prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1340 TRANSFER (ta); 1360 TRANSFER (ta, 1);
1341} 1361}
1342 1362
1343/** Coro ********************************************************************/ 1363/** Coro ********************************************************************/
1344 1364
1345static void 1365static void
… …
1363static int 1383static int
1364api_ready (SV *coro_sv) 1384api_ready (SV *coro_sv)
1365{ 1385{
1366 dTHX; 1386 dTHX;
1367 struct coro *coro; 1387 struct coro *coro;
1388 SV *hook;
1368 1389
1369 if (SvROK (coro_sv)) 1390 if (SvROK (coro_sv))
1370 coro_sv = SvRV (coro_sv); 1391 coro_sv = SvRV (coro_sv);
1371 1392
1372 coro = SvSTATE (coro_sv); 1393 coro = SvSTATE (coro_sv);
… …
1375 return 0; 1396 return 0;
1376 1397
1377 coro->flags |= CF_READY; 1398 coro->flags |= CF_READY;
1378 1399
1379 LOCK; 1400 LOCK;
1401
1402 hook = coro_nready ? 0 : coro_readyhook;
1403
1380 coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); 1404 coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1381 ++coro_nready; 1405 ++coro_nready;
1406
1382 UNLOCK; 1407 UNLOCK;
1408
1409 if (hook)
1410 {
1411 dSP;
1412
1413 ENTER;
1414 SAVETMPS;
1415
1416 PUSHMARK (SP);
1417 PUTBACK;
1418 call_sv (hook, G_DISCARD);
1419 SPAGAIN;
1420
1421 FREETMPS;
1422 LEAVE;
1423 }
1383 1424
1384 return 1; 1425 return 1;
1385} 1426}
1386 1427
1387static int 1428static int
… …
1476{ 1517{
1477 dTHX; 1518 dTHX;
1478 struct transfer_args ta; 1519 struct transfer_args ta;
1479 1520
1480 prepare_schedule (aTHX_ &ta); 1521 prepare_schedule (aTHX_ &ta);
1481 TRANSFER (ta); 1522 TRANSFER (ta, 1);
1482} 1523}
1483 1524
1484static int 1525static int
1485api_cede (void) 1526api_cede (void)
1486{ 1527{
… …
1489 1530
1490 prepare_cede (aTHX_ &ta); 1531 prepare_cede (aTHX_ &ta);
1491 1532
1492 if (expect_true (ta.prev != ta.next)) 1533 if (expect_true (ta.prev != ta.next))
1493 { 1534 {
1494 TRANSFER (ta); 1535 TRANSFER (ta, 1);
1495 return 1; 1536 return 1;
1496 } 1537 }
1497 else 1538 else
1498 return 0; 1539 return 0;
1499} 1540}
… …
1504 dTHX; 1545 dTHX;
1505 struct transfer_args ta; 1546 struct transfer_args ta;
1506 1547
1507 if (prepare_cede_notself (aTHX_ &ta)) 1548 if (prepare_cede_notself (aTHX_ &ta))
1508 { 1549 {
1509 TRANSFER (ta); 1550 TRANSFER (ta, 1);
1510 return 1; 1551 return 1;
1511 } 1552 }
1512 else 1553 else
1513 return 0; 1554 return 0;
1514} 1555}
… …
1656 } 1697 }
1657 SPAGAIN; 1698 SPAGAIN;
1658 1699
1659 BARRIER; 1700 BARRIER;
1660 PUTBACK; 1701 PUTBACK;
1661 TRANSFER (ta); 1702 TRANSFER (ta, 0);
1662 SPAGAIN; /* might be the sp of a different coroutine now */ 1703 SPAGAIN; /* might be the sp of a different coroutine now */
1663 /* be extra careful not to ever do anything after TRANSFER */ 1704 /* be extra careful not to ever do anything after TRANSFER */
1664} 1705}
1665 1706
1666bool 1707bool
… …
1669 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); 1710 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1670 OUTPUT: 1711 OUTPUT:
1671 RETVAL 1712 RETVAL
1672 1713
1673void 1714void
1674_exit (code) 1715_exit (int code)
1675 int code
1676 PROTOTYPE: $ 1716 PROTOTYPE: $
1677 CODE: 1717 CODE:
1678 _exit (code); 1718 _exit (code);
1679 1719
1680int 1720int
… …
1771 1811
1772void 1812void
1773api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) 1813api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1774 1814
1775SV * 1815SV *
1776has_stack (Coro::State coro) 1816has_cctx (Coro::State coro)
1777 PROTOTYPE: $ 1817 PROTOTYPE: $
1778 CODE: 1818 CODE:
1779 RETVAL = boolSV (!!coro->cctx); 1819 RETVAL = boolSV (!!coro->cctx);
1780 OUTPUT: 1820 OUTPUT:
1781 RETVAL 1821 RETVAL
… …
1800 case 1: RETVAL = coro->usecount; break; 1840 case 1: RETVAL = coro->usecount; break;
1801 } 1841 }
1802 OUTPUT: 1842 OUTPUT:
1803 RETVAL 1843 RETVAL
1804 1844
1845void
1846force_cctx ()
1847 CODE:
1848 struct coro *coro = SvSTATE (coro_current);
1849 coro->cctx->idle_sp = 0;
1805 1850
1806MODULE = Coro::State PACKAGE = Coro 1851MODULE = Coro::State PACKAGE = Coro
1807 1852
1808BOOT: 1853BOOT:
1809{ 1854{
1810 int i; 1855 int i;
1811 1856
1857 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1812 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); 1858 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1813 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); 1859 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1814 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1815 1860
1816 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE); 1861 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1817 SvREADONLY_on (coro_current); 1862 SvREADONLY_on (coro_current);
1818 1863
1819 coro_stash = gv_stashpv ("Coro", TRUE); 1864 coro_stash = gv_stashpv ("Coro", TRUE);
… …
1851 PROTOTYPE: $ 1896 PROTOTYPE: $
1852 CODE: 1897 CODE:
1853 SvREFCNT_dec (SvRV (coro_current)); 1898 SvREFCNT_dec (SvRV (coro_current));
1854 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current))); 1899 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1855 1900
1901void
1902_set_readyhook (SV *hook)
1903 PROTOTYPE: $
1904 CODE:
1905 LOCK;
1906 SvREFCNT_dec (coro_readyhook);
1907 coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
1908 UNLOCK;
1909
1856int 1910int
1857prio (Coro::State coro, int newprio = 0) 1911prio (Coro::State coro, int newprio = 0)
1858 ALIAS: 1912 ALIAS:
1859 nice = 1 1913 nice = 1
1860 CODE: 1914 CODE:
… …
1896 PROTOTYPE: $;$ 1950 PROTOTYPE: $;$
1897 CODE: 1951 CODE:
1898 SvREFCNT_dec (self->throw); 1952 SvREFCNT_dec (self->throw);
1899 self->throw = SvOK (throw) ? newSVsv (throw) : 0; 1953 self->throw = SvOK (throw) ? newSVsv (throw) : 0;
1900 1954
1955void
1956swap_defsv (Coro::State self)
1957 PROTOTYPE: $
1958 ALIAS:
1959 swap_defav = 1
1960 CODE:
1961 if (!self->slot)
1962 croak ("cannot swap state with coroutine that has no saved state");
1963 else
1964 {
1965 SV **src = ix ? (SV **)&GvAV (PL_defgv) : &GvSV (PL_defgv);
1966 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv;
1967
1968 SV *tmp = *src; *src = *dst; *dst = tmp;
1969 }
1970
1901# for async_pool speedup 1971# for async_pool speedup
1902void 1972void
1903_pool_1 (SV *cb) 1973_pool_1 (SV *cb)
1904 CODE: 1974 CODE:
1905{ 1975{
… …
2000 PL_laststype = data->laststype; 2070 PL_laststype = data->laststype;
2001 PL_laststatval = data->laststatval; 2071 PL_laststatval = data->laststatval;
2002 PL_statcache = data->statcache; 2072 PL_statcache = data->statcache;
2003} 2073}
2004 2074
2075
2076MODULE = Coro::State PACKAGE = Coro::AnyEvent
2077
2078BOOT:
2079 sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
2080
2081SV *
2082_schedule ()
2083 PROTOTYPE: @
2084 CODE:
2085{
2086 static int incede;
2087
2088 api_cede_notself ();
2089
2090 ++incede;
2091 while (coro_nready >= incede && api_cede ())
2092 ;
2093
2094 sv_setsv (sv_activity, &PL_sv_undef);
2095 if (coro_nready >= incede)
2096 {
2097 PUSHMARK (SP);
2098 PUTBACK;
2099 call_pv ("Coro::AnyEvent::_activity", G_DISCARD | G_EVAL);
2100 SPAGAIN;
2101 }
2102
2103 --incede;
2104}
2105

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