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Comparing Coro/Coro/State.xs (file contents):
Revision 1.220 by root, Thu Jan 10 05:43:14 2008 UTC vs.
Revision 1.238 by root, Sat May 31 12:10:55 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;
666 683
667/** coroutine stack handling ************************************************/ 684/** coroutine stack handling ************************************************/
668 685
669static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); 686static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg);
670static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); 687static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg);
688
689/* apparently < 5.8.8 */
690#undef MgPV_nolen_const
691#ifndef MgPV_nolen_const
692#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
693 SvPV_nolen_const((SV*)((mg)->mg_ptr)) : \
694 (const char*)(mg)->mg_ptr)
695#endif
671 696
672/* 697/*
673 * This overrides the default magic get method of %SIG elements. 698 * This overrides the default magic get method of %SIG elements.
674 * The original one doesn't provide for reading back of PL_diehook/PL_warnhook 699 * The original one doesn't provide for reading back of PL_diehook/PL_warnhook
675 * and instead of tryign to save and restore the hash elements, we just provide 700 * and instead of tryign to save and restore the hash elements, we just provide
707 if (svp) 732 if (svp)
708 { 733 {
709 SV *old = *svp; 734 SV *old = *svp;
710 *svp = newSVsv (sv); 735 *svp = newSVsv (sv);
711 SvREFCNT_dec (old); 736 SvREFCNT_dec (old);
712 return; 737 return 0;
713 } 738 }
714 } 739 }
715 740
716 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; 741 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
717} 742}
731 PL_curpm = 0; 756 PL_curpm = 0;
732 PL_curpad = 0; 757 PL_curpad = 0;
733 PL_localizing = 0; 758 PL_localizing = 0;
734 PL_dirty = 0; 759 PL_dirty = 0;
735 PL_restartop = 0; 760 PL_restartop = 0;
761#if PERL_VERSION_ATLEAST (5,10,0)
762 PL_parser = 0;
763#endif
736 764
737 /* recreate the die/warn hooks */ 765 /* recreate the die/warn hooks */
738 PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); 766 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); 767 PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook);
740 768
895 SAVETMPS; 923 SAVETMPS;
896 EXTEND (SP, 3); 924 EXTEND (SP, 3);
897 PUSHMARK (SP); 925 PUSHMARK (SP);
898 PUSHs (&PL_sv_yes); 926 PUSHs (&PL_sv_yes);
899 PUSHs (fullname); 927 PUSHs (fullname);
900 PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); 928 PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);
901 PUTBACK; 929 PUTBACK;
902 cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); 930 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); 931 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
904 SPAGAIN; 932 SPAGAIN;
905 FREETMPS; 933 FREETMPS;
1121 croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); 1149 croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
1122 1150
1123 if (expect_false (next->flags & CF_DESTROYED)) 1151 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"); 1152 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
1125 1153
1126 if (
1127#if PERL_VERSION_ATLEAST (5,9,0) 1154#if !PERL_VERSION_ATLEAST (5,10,0)
1128 expect_false (PL_parser)
1129#else
1130 expect_false (PL_lex_state != LEX_NOTPARSING) 1155 if (expect_false (PL_lex_state != LEX_NOTPARSING))
1131#endif
1132 )
1133 croak ("Coro::State::transfer called while parsing, but this is not supported"); 1156 croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version");
1157#endif
1134 } 1158 }
1135} 1159}
1136 1160
1137/* always use the TRANSFER macro */ 1161/* always use the TRANSFER macro */
1138static void NOINLINE 1162static void NOINLINE
1139transfer (pTHX_ struct coro *prev, struct coro *next) 1163transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx)
1140{ 1164{
1141 dSTACKLEVEL; 1165 dSTACKLEVEL;
1142 static volatile int has_throw; 1166 static volatile int has_throw;
1143 1167
1144 /* sometimes transfer is only called to set idle_sp */ 1168 /* sometimes transfer is only called to set idle_sp */
1178 load_perl (aTHX_ next); 1202 load_perl (aTHX_ next);
1179 1203
1180 prev__cctx = prev->cctx; 1204 prev__cctx = prev->cctx;
1181 1205
1182 /* possibly "free" the cctx */ 1206 /* possibly "free" the cctx */
1183 if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE))) 1207 if (expect_true (
1208 prev__cctx->idle_sp == STACKLEVEL
1209 && !(prev__cctx->flags & CC_TRACE)
1210 && !force_cctx
1211 ))
1184 { 1212 {
1185 /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ 1213 /* 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)); 1214 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
1187 1215
1188 prev->cctx = 0; 1216 prev->cctx = 0;
1231struct transfer_args 1259struct transfer_args
1232{ 1260{
1233 struct coro *prev, *next; 1261 struct coro *prev, *next;
1234}; 1262};
1235 1263
1236#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next) 1264#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) 1265#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)
1238 1266
1239/** high level stuff ********************************************************/ 1267/** high level stuff ********************************************************/
1240 1268
1241static int 1269static int
1335{ 1363{
1336 dTHX; 1364 dTHX;
1337 struct transfer_args ta; 1365 struct transfer_args ta;
1338 1366
1339 prepare_transfer (aTHX_ &ta, prev_sv, next_sv); 1367 prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1340 TRANSFER (ta); 1368 TRANSFER (ta, 1);
1341} 1369}
1342 1370
1343/** Coro ********************************************************************/ 1371/** Coro ********************************************************************/
1344 1372
1345static void 1373static void
1363static int 1391static int
1364api_ready (SV *coro_sv) 1392api_ready (SV *coro_sv)
1365{ 1393{
1366 dTHX; 1394 dTHX;
1367 struct coro *coro; 1395 struct coro *coro;
1396 SV *sv_hook;
1397 void (*xs_hook)(void);
1368 1398
1369 if (SvROK (coro_sv)) 1399 if (SvROK (coro_sv))
1370 coro_sv = SvRV (coro_sv); 1400 coro_sv = SvRV (coro_sv);
1371 1401
1372 coro = SvSTATE (coro_sv); 1402 coro = SvSTATE (coro_sv);
1375 return 0; 1405 return 0;
1376 1406
1377 coro->flags |= CF_READY; 1407 coro->flags |= CF_READY;
1378 1408
1379 LOCK; 1409 LOCK;
1410
1411 sv_hook = coro_nready ? 0 : coro_readyhook;
1412 xs_hook = coro_nready ? 0 : coroapi.readyhook;
1413
1380 coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); 1414 coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1381 ++coro_nready; 1415 ++coro_nready;
1416
1382 UNLOCK; 1417 UNLOCK;
1418
1419 if (sv_hook)
1420 {
1421 dSP;
1422
1423 ENTER;
1424 SAVETMPS;
1425
1426 PUSHMARK (SP);
1427 PUTBACK;
1428 call_sv (sv_hook, G_DISCARD);
1429 SPAGAIN;
1430
1431 FREETMPS;
1432 LEAVE;
1433 }
1434
1435 if (xs_hook)
1436 xs_hook ();
1383 1437
1384 return 1; 1438 return 1;
1385} 1439}
1386 1440
1387static int 1441static int
1476{ 1530{
1477 dTHX; 1531 dTHX;
1478 struct transfer_args ta; 1532 struct transfer_args ta;
1479 1533
1480 prepare_schedule (aTHX_ &ta); 1534 prepare_schedule (aTHX_ &ta);
1481 TRANSFER (ta); 1535 TRANSFER (ta, 1);
1482} 1536}
1483 1537
1484static int 1538static int
1485api_cede (void) 1539api_cede (void)
1486{ 1540{
1489 1543
1490 prepare_cede (aTHX_ &ta); 1544 prepare_cede (aTHX_ &ta);
1491 1545
1492 if (expect_true (ta.prev != ta.next)) 1546 if (expect_true (ta.prev != ta.next))
1493 { 1547 {
1494 TRANSFER (ta); 1548 TRANSFER (ta, 1);
1495 return 1; 1549 return 1;
1496 } 1550 }
1497 else 1551 else
1498 return 0; 1552 return 0;
1499} 1553}
1504 dTHX; 1558 dTHX;
1505 struct transfer_args ta; 1559 struct transfer_args ta;
1506 1560
1507 if (prepare_cede_notself (aTHX_ &ta)) 1561 if (prepare_cede_notself (aTHX_ &ta))
1508 { 1562 {
1509 TRANSFER (ta); 1563 TRANSFER (ta, 1);
1510 return 1; 1564 return 1;
1511 } 1565 }
1512 else 1566 else
1513 return 0; 1567 return 0;
1514} 1568}
1573 main_top_env = PL_top_env; 1627 main_top_env = PL_top_env;
1574 1628
1575 while (main_top_env->je_prev) 1629 while (main_top_env->je_prev)
1576 main_top_env = main_top_env->je_prev; 1630 main_top_env = main_top_env->je_prev;
1577 1631
1578 coroapi.ver = CORO_API_VERSION; 1632 coroapi.ver = CORO_API_VERSION;
1579 coroapi.rev = CORO_API_REVISION; 1633 coroapi.rev = CORO_API_REVISION;
1580 coroapi.transfer = api_transfer; 1634 coroapi.transfer = api_transfer;
1581 1635
1582 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); 1636 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1583} 1637}
1584 1638
1585SV * 1639SV *
1656 } 1710 }
1657 SPAGAIN; 1711 SPAGAIN;
1658 1712
1659 BARRIER; 1713 BARRIER;
1660 PUTBACK; 1714 PUTBACK;
1661 TRANSFER (ta); 1715 TRANSFER (ta, 0);
1662 SPAGAIN; /* might be the sp of a different coroutine now */ 1716 SPAGAIN; /* might be the sp of a different coroutine now */
1663 /* be extra careful not to ever do anything after TRANSFER */ 1717 /* be extra careful not to ever do anything after TRANSFER */
1664} 1718}
1665 1719
1666bool 1720bool
1669 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); 1723 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1670 OUTPUT: 1724 OUTPUT:
1671 RETVAL 1725 RETVAL
1672 1726
1673void 1727void
1674_exit (code) 1728_exit (int code)
1675 int code
1676 PROTOTYPE: $ 1729 PROTOTYPE: $
1677 CODE: 1730 CODE:
1678 _exit (code); 1731 _exit (code);
1679 1732
1680int 1733int
1771 1824
1772void 1825void
1773api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) 1826api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1774 1827
1775SV * 1828SV *
1776has_stack (Coro::State coro) 1829has_cctx (Coro::State coro)
1777 PROTOTYPE: $ 1830 PROTOTYPE: $
1778 CODE: 1831 CODE:
1779 RETVAL = boolSV (!!coro->cctx); 1832 RETVAL = boolSV (!!coro->cctx);
1780 OUTPUT: 1833 OUTPUT:
1781 RETVAL 1834 RETVAL
1800 case 1: RETVAL = coro->usecount; break; 1853 case 1: RETVAL = coro->usecount; break;
1801 } 1854 }
1802 OUTPUT: 1855 OUTPUT:
1803 RETVAL 1856 RETVAL
1804 1857
1858void
1859force_cctx ()
1860 CODE:
1861 struct coro *coro = SvSTATE (coro_current);
1862 coro->cctx->idle_sp = 0;
1805 1863
1806MODULE = Coro::State PACKAGE = Coro 1864MODULE = Coro::State PACKAGE = Coro
1807 1865
1808BOOT: 1866BOOT:
1809{ 1867{
1810 int i; 1868 int i;
1811 1869
1870 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1812 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); 1871 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1813 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); 1872 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1814 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1815 1873
1816 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE); 1874 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1817 SvREADONLY_on (coro_current); 1875 SvREADONLY_on (coro_current);
1818 1876
1819 coro_stash = gv_stashpv ("Coro", TRUE); 1877 coro_stash = gv_stashpv ("Coro", TRUE);
1851 PROTOTYPE: $ 1909 PROTOTYPE: $
1852 CODE: 1910 CODE:
1853 SvREFCNT_dec (SvRV (coro_current)); 1911 SvREFCNT_dec (SvRV (coro_current));
1854 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current))); 1912 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1855 1913
1914void
1915_set_readyhook (SV *hook)
1916 PROTOTYPE: $
1917 CODE:
1918 LOCK;
1919 SvREFCNT_dec (coro_readyhook);
1920 coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
1921 UNLOCK;
1922
1856int 1923int
1857prio (Coro::State coro, int newprio = 0) 1924prio (Coro::State coro, int newprio = 0)
1858 ALIAS: 1925 ALIAS:
1859 nice = 1 1926 nice = 1
1860 CODE: 1927 CODE:
1896 PROTOTYPE: $;$ 1963 PROTOTYPE: $;$
1897 CODE: 1964 CODE:
1898 SvREFCNT_dec (self->throw); 1965 SvREFCNT_dec (self->throw);
1899 self->throw = SvOK (throw) ? newSVsv (throw) : 0; 1966 self->throw = SvOK (throw) ? newSVsv (throw) : 0;
1900 1967
1968void
1969swap_defsv (Coro::State self)
1970 PROTOTYPE: $
1971 ALIAS:
1972 swap_defav = 1
1973 CODE:
1974 if (!self->slot)
1975 croak ("cannot swap state with coroutine that has no saved state");
1976 else
1977 {
1978 SV **src = ix ? (SV **)&GvAV (PL_defgv) : &GvSV (PL_defgv);
1979 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv;
1980
1981 SV *tmp = *src; *src = *dst; *dst = tmp;
1982 }
1983
1901# for async_pool speedup 1984# for async_pool speedup
1902void 1985void
1903_pool_1 (SV *cb) 1986_pool_1 (SV *cb)
1904 CODE: 1987 CODE:
1905{ 1988{
1909 SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); 1992 SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
1910 AV *invoke_av; 1993 AV *invoke_av;
1911 int i, len; 1994 int i, len;
1912 1995
1913 if (!invoke) 1996 if (!invoke)
1997 {
1998 SvREFCNT_dec (PL_diehook); PL_diehook = 0;
1914 croak ("\3async_pool terminate\2\n"); 1999 croak ("\3async_pool terminate\2\n");
2000 }
1915 2001
1916 SvREFCNT_dec (coro->saved_deffh); 2002 SvREFCNT_dec (coro->saved_deffh);
1917 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); 2003 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
1918 2004
1919 hv_store (hv, "desc", sizeof ("desc") - 1, 2005 hv_store (hv, "desc", sizeof ("desc") - 1,
1945 SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; 2031 SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh;
1946 coro->saved_deffh = 0; 2032 coro->saved_deffh = 0;
1947 2033
1948 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) 2034 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1949 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) 2035 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
2036 {
2037 SvREFCNT_dec (PL_diehook); PL_diehook = 0;
1950 croak ("\3async_pool terminate\2\n"); 2038 croak ("\3async_pool terminate\2\n");
2039 }
1951 2040
1952 av_clear (GvAV (PL_defgv)); 2041 av_clear (GvAV (PL_defgv));
1953 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, 2042 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
1954 newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); 2043 newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
1955 2044
1994 PL_laststype = data->laststype; 2083 PL_laststype = data->laststype;
1995 PL_laststatval = data->laststatval; 2084 PL_laststatval = data->laststatval;
1996 PL_statcache = data->statcache; 2085 PL_statcache = data->statcache;
1997} 2086}
1998 2087
2088
2089MODULE = Coro::State PACKAGE = Coro::AnyEvent
2090
2091BOOT:
2092 sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
2093
2094SV *
2095_schedule (...)
2096 PROTOTYPE: @
2097 CODE:
2098{
2099 static int incede;
2100
2101 api_cede_notself ();
2102
2103 ++incede;
2104 while (coro_nready >= incede && api_cede ())
2105 ;
2106
2107 sv_setsv (sv_activity, &PL_sv_undef);
2108 if (coro_nready >= incede)
2109 {
2110 PUSHMARK (SP);
2111 PUTBACK;
2112 call_pv ("Coro::AnyEvent::_activity", G_DISCARD | G_EVAL);
2113 SPAGAIN;
2114 }
2115
2116 --incede;
2117}
2118

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