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Comparing Coro/Coro/State.xs (file contents):
Revision 1.228 by root, Sun Apr 6 17:51:15 2008 UTC vs.
Revision 1.249 by root, Tue Sep 30 17:12:35 2008 UTC

… …
4#define PERL_EXT 4#define PERL_EXT
5 5
6#include "EXTERN.h" 6#include "EXTERN.h"
7#include "perl.h" 7#include "perl.h"
8#include "XSUB.h" 8#include "XSUB.h"
9#include "perliol.h"
9 10
10#include "patchlevel.h" 11#include "patchlevel.h"
11 12
12#include <stdio.h> 13#include <stdio.h>
13#include <errno.h> 14#include <errno.h>
14#include <assert.h> 15#include <assert.h>
16
17#ifdef WIN32
18# undef setjmp
19# undef longjmp
20# undef _exit
21# define setjmp _setjmp // deep magic, don't ask
22#else
15#include <inttypes.h> /* portable stdint.h */ 23# include <inttypes.h> /* most portable stdint.h */
24#endif
16 25
17#ifdef HAVE_MMAP 26#ifdef HAVE_MMAP
18# include <unistd.h> 27# include <unistd.h>
19# include <sys/mman.h> 28# include <sys/mman.h>
20# ifndef MAP_ANONYMOUS 29# ifndef MAP_ANONYMOUS
… …
139#endif 148#endif
140 149
141/* helper storage struct for Coro::AIO */ 150/* helper storage struct for Coro::AIO */
142struct io_state 151struct io_state
143{ 152{
153 AV *res;
144 int errorno; 154 int errorno;
145 I32 laststype; 155 I32 laststype;
146 int laststatval; 156 int laststatval;
147 Stat_t statcache; 157 Stat_t statcache;
148}; 158};
159
160static double (*nvtime)(); /* so why doesn't it take void? */
149 161
150static size_t coro_stacksize = CORO_STACKSIZE; 162static size_t coro_stacksize = CORO_STACKSIZE;
151static struct CoroAPI coroapi; 163static struct CoroAPI coroapi;
152static AV *main_mainstack; /* used to differentiate between $main and others */ 164static AV *main_mainstack; /* used to differentiate between $main and others */
153static JMPENV *main_top_env; 165static JMPENV *main_top_env;
… …
162 174
163/* async_pool helper stuff */ 175/* async_pool helper stuff */
164static SV *sv_pool_rss; 176static SV *sv_pool_rss;
165static SV *sv_pool_size; 177static SV *sv_pool_size;
166static AV *av_async_pool; 178static AV *av_async_pool;
179
180/* Coro::AnyEvent */
181static SV *sv_activity;
167 182
168static struct coro_cctx *cctx_first; 183static struct coro_cctx *cctx_first;
169static int cctx_count, cctx_idle; 184static int cctx_count, cctx_idle;
170 185
171enum { 186enum {
… …
257#define PRIO_IDLE -3 272#define PRIO_IDLE -3
258#define PRIO_MIN -4 273#define PRIO_MIN -4
259 274
260/* for Coro.pm */ 275/* for Coro.pm */
261static SV *coro_current; 276static SV *coro_current;
277static SV *coro_readyhook;
262static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; 278static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
263static int coro_nready; 279static int coro_nready;
264static struct coro *coro_first; 280static struct coro *coro_first;
265 281
266/** lowlevel stuff **********************************************************/ 282/** lowlevel stuff **********************************************************/
… …
309 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); 325 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1);
310#endif 326#endif
311 newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; 327 newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)];
312 --AvFILLp (padlist); 328 --AvFILLp (padlist);
313 329
314 av_store (newpadlist, 0, SvREFCNT_inc (*av_fetch (padlist, 0, FALSE))); 330 av_store (newpadlist, 0, SvREFCNT_inc_NN (*av_fetch (padlist, 0, FALSE)));
315 av_store (newpadlist, 1, (SV *)newpad); 331 av_store (newpadlist, 1, (SV *)newpad);
316 332
317 return newpadlist; 333 return newpadlist;
318} 334}
319 335
… …
349 365
350 /* casting is fun. */ 366 /* casting is fun. */
351 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) 367 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av)))
352 free_padlist (aTHX_ padlist); 368 free_padlist (aTHX_ padlist);
353 369
370 SvREFCNT_dec (av); /* sv_magicext increased the refcount */
371
354 return 0; 372 return 0;
355} 373}
356 374
357#define CORO_MAGIC_type_cv PERL_MAGIC_ext 375#define CORO_MAGIC_type_cv PERL_MAGIC_ext
358#define CORO_MAGIC_type_state PERL_MAGIC_ext 376#define CORO_MAGIC_type_state PERL_MAGIC_ext
… …
408 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) 426 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))
409 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; 427 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];
410 else 428 else
411 { 429 {
412#if CORO_PREFER_PERL_FUNCTIONS 430#if CORO_PREFER_PERL_FUNCTIONS
413 /* this is probably cleaner, but also slower? */ 431 /* this is probably cleaner? but also slower! */
432 /* in practise, it seems to be less stable */
414 CV *cp = Perl_cv_clone (cv); 433 CV *cp = Perl_cv_clone (cv);
415 CvPADLIST (cv) = CvPADLIST (cp); 434 CvPADLIST (cv) = CvPADLIST (cp);
416 CvPADLIST (cp) = 0; 435 CvPADLIST (cp) = 0;
417 SvREFCNT_dec (cp); 436 SvREFCNT_dec (cp);
418#else 437#else
… …
502 521
503 if (expect_true (CvDEPTH (cv))) 522 if (expect_true (CvDEPTH (cv)))
504 { 523 {
505 EXTEND (SP, 3); 524 EXTEND (SP, 3);
506 PUSHs ((SV *)CvPADLIST (cv)); 525 PUSHs ((SV *)CvPADLIST (cv));
507 PUSHs (INT2PTR (SV *, CvDEPTH (cv))); 526 PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
508 PUSHs ((SV *)cv); 527 PUSHs ((SV *)cv);
509 528
510 CvDEPTH (cv) = 0; 529 CvDEPTH (cv) = 0;
511 get_padlist (aTHX_ cv); 530 get_padlist (aTHX_ cv);
512 } 531 }
… …
651 #undef VAR 670 #undef VAR
652 } 671 }
653 else 672 else
654 slot = coro->slot; 673 slot = coro->slot;
655 674
675 if (slot)
676 {
656 rss += sizeof (slot->curstackinfo); 677 rss += sizeof (slot->curstackinfo);
657 rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); 678 rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);
658 rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *); 679 rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);
659 rss += slot->tmps_max * sizeof (SV *); 680 rss += slot->tmps_max * sizeof (SV *);
660 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); 681 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
661 rss += slot->scopestack_max * sizeof (I32); 682 rss += slot->scopestack_max * sizeof (I32);
662 rss += slot->savestack_max * sizeof (ANY); 683 rss += slot->savestack_max * sizeof (ANY);
663 684
664#if !PERL_VERSION_ATLEAST (5,10,0) 685#if !PERL_VERSION_ATLEAST (5,10,0)
665 rss += slot->retstack_max * sizeof (OP *); 686 rss += slot->retstack_max * sizeof (OP *);
666#endif 687#endif
688 }
667 } 689 }
668 690
669 return rss; 691 return rss;
670} 692}
671 693
672/** coroutine stack handling ************************************************/ 694/** coroutine stack handling ************************************************/
673 695
674static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); 696static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg);
675static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); 697static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg);
698static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg);
699
700/* apparently < 5.8.8 */
701#ifndef MgPV_nolen_const
702#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
703 SvPV_nolen((SV*)((mg)->mg_ptr)) : \
704 (const char*)(mg)->mg_ptr)
705#endif
676 706
677/* 707/*
678 * This overrides the default magic get method of %SIG elements. 708 * This overrides the default magic get method of %SIG elements.
679 * The original one doesn't provide for reading back of PL_diehook/PL_warnhook 709 * The original one doesn't provide for reading back of PL_diehook/PL_warnhook
680 * and instead of tryign to save and restore the hash elements, we just provide 710 * and instead of tryign to save and restore the hash elements, we just provide
… …
688{ 718{
689 const char *s = MgPV_nolen_const (mg); 719 const char *s = MgPV_nolen_const (mg);
690 720
691 if (*s == '_') 721 if (*s == '_')
692 { 722 {
693 if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0; 723 SV **svp = 0;
694 if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0; 724
725 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
726 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
727
728 if (svp)
729 {
730 sv_setsv (sv, *svp ? *svp : &PL_sv_undef);
731 return 0;
732 }
695 } 733 }
696 734
697 return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; 735 return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
736}
737
738static int
739coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg)
740{
741 const char *s = MgPV_nolen_const (mg);
742
743 if (*s == '_')
744 {
745 SV **svp = 0;
746
747 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
748 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
749
750 if (svp)
751 {
752 SV *old = *svp;
753 *svp = 0;
754 SvREFCNT_dec (old);
755 return 0;
756 }
757 }
758
759 return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
698} 760}
699 761
700static int 762static int
701coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) 763coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg)
702{ 764{
… …
712 if (svp) 774 if (svp)
713 { 775 {
714 SV *old = *svp; 776 SV *old = *svp;
715 *svp = newSVsv (sv); 777 *svp = newSVsv (sv);
716 SvREFCNT_dec (old); 778 SvREFCNT_dec (old);
717 return; 779 return 0;
718 } 780 }
719 } 781 }
720 782
721 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; 783 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
722} 784}
… …
736 PL_curpm = 0; 798 PL_curpm = 0;
737 PL_curpad = 0; 799 PL_curpad = 0;
738 PL_localizing = 0; 800 PL_localizing = 0;
739 PL_dirty = 0; 801 PL_dirty = 0;
740 PL_restartop = 0; 802 PL_restartop = 0;
741#if !PERL_VERSION_ATLEAST (5,10,0) 803#if PERL_VERSION_ATLEAST (5,10,0)
742 PL_parser = 0; 804 PL_parser = 0;
743#endif 805#endif
744 806
745 /* recreate the die/warn hooks */ 807 /* recreate the die/warn hooks */
746 PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); 808 PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook );
… …
749 GvSV (PL_defgv) = newSV (0); 811 GvSV (PL_defgv) = newSV (0);
750 GvAV (PL_defgv) = coro->args; coro->args = 0; 812 GvAV (PL_defgv) = coro->args; coro->args = 0;
751 GvSV (PL_errgv) = newSV (0); 813 GvSV (PL_errgv) = newSV (0);
752 GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); 814 GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
753 PL_rs = newSVsv (GvSV (irsgv)); 815 PL_rs = newSVsv (GvSV (irsgv));
754 PL_defoutgv = (GV *)SvREFCNT_inc (stdoutgv); 816 PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);
755 817
756 { 818 {
757 dSP; 819 dSP;
758 LOGOP myop; 820 LOGOP myop;
759 821
… …
855 : cx->blk_gimme == G_SCALAR ? bot + 1 917 : cx->blk_gimme == G_SCALAR ? bot + 1
856 : bot; 918 : bot;
857 919
858 av_extend (av, top - bot); 920 av_extend (av, top - bot);
859 while (bot < top) 921 while (bot < top)
860 av_push (av, SvREFCNT_inc (*bot++)); 922 av_push (av, SvREFCNT_inc_NN (*bot++));
861 923
862 PL_runops = RUNOPS_DEFAULT; 924 PL_runops = RUNOPS_DEFAULT;
863 ENTER; 925 ENTER;
864 SAVETMPS; 926 SAVETMPS;
865 EXTEND (SP, 3); 927 EXTEND (SP, 3);
… …
1130 1192
1131 if (expect_false (next->flags & CF_DESTROYED)) 1193 if (expect_false (next->flags & CF_DESTROYED))
1132 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); 1194 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
1133 1195
1134#if !PERL_VERSION_ATLEAST (5,10,0) 1196#if !PERL_VERSION_ATLEAST (5,10,0)
1135 if (expect_false (PL_lex_state != LEX_NOTPARSING) 1197 if (expect_false (PL_lex_state != LEX_NOTPARSING))
1136 croak ("Coro::State::transfer called while parsing, but this is not supported"); 1198 croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version");
1137#endif 1199#endif
1138 } 1200 }
1139} 1201}
1140 1202
1141/* always use the TRANSFER macro */ 1203/* always use the TRANSFER macro */
… …
1371static int 1433static int
1372api_ready (SV *coro_sv) 1434api_ready (SV *coro_sv)
1373{ 1435{
1374 dTHX; 1436 dTHX;
1375 struct coro *coro; 1437 struct coro *coro;
1438 SV *sv_hook;
1439 void (*xs_hook)(void);
1376 1440
1377 if (SvROK (coro_sv)) 1441 if (SvROK (coro_sv))
1378 coro_sv = SvRV (coro_sv); 1442 coro_sv = SvRV (coro_sv);
1379 1443
1380 coro = SvSTATE (coro_sv); 1444 coro = SvSTATE (coro_sv);
… …
1383 return 0; 1447 return 0;
1384 1448
1385 coro->flags |= CF_READY; 1449 coro->flags |= CF_READY;
1386 1450
1387 LOCK; 1451 LOCK;
1452
1453 sv_hook = coro_nready ? 0 : coro_readyhook;
1454 xs_hook = coro_nready ? 0 : coroapi.readyhook;
1455
1388 coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); 1456 coro_enq (aTHX_ SvREFCNT_inc_NN (coro_sv));
1389 ++coro_nready; 1457 ++coro_nready;
1458
1390 UNLOCK; 1459 UNLOCK;
1460
1461 if (sv_hook)
1462 {
1463 dSP;
1464
1465 ENTER;
1466 SAVETMPS;
1467
1468 PUSHMARK (SP);
1469 PUTBACK;
1470 call_sv (sv_hook, G_DISCARD);
1471 SPAGAIN;
1472
1473 FREETMPS;
1474 LEAVE;
1475 }
1476
1477 if (xs_hook)
1478 xs_hook ();
1391 1479
1392 return 1; 1480 return 1;
1393} 1481}
1394 1482
1395static int 1483static int
… …
1545 else 1633 else
1546 coro->slot->runops = RUNOPS_DEFAULT; 1634 coro->slot->runops = RUNOPS_DEFAULT;
1547 } 1635 }
1548} 1636}
1549 1637
1638static int
1639coro_gensub_free (pTHX_ SV *sv, MAGIC *mg)
1640{
1641 AV *padlist;
1642 AV *av = (AV *)mg->mg_obj;
1643
1644 abort ();
1645
1646 return 0;
1647}
1648
1649static MGVTBL coro_gensub_vtbl = {
1650 0, 0, 0, 0,
1651 coro_gensub_free
1652};
1653
1654/*****************************************************************************/
1655/* PerlIO::cede */
1656
1657typedef struct
1658{
1659 PerlIOBuf base;
1660 NV next, every;
1661} PerlIOCede;
1662
1663static IV
1664PerlIOCede_pushed (pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab)
1665{
1666 PerlIOCede *self = PerlIOSelf (f, PerlIOCede);
1667
1668 self->every = SvCUR (arg) ? SvNV (arg) : 0.01;
1669 self->next = nvtime () + self->every;
1670
1671 return PerlIOBuf_pushed (aTHX_ f, mode, Nullsv, tab);
1672}
1673
1674static SV *
1675PerlIOCede_getarg (pTHX_ PerlIO *f, CLONE_PARAMS *param, int flags)
1676{
1677 PerlIOCede *self = PerlIOSelf (f, PerlIOCede);
1678
1679 return newSVnv (self->every);
1680}
1681
1682static IV
1683PerlIOCede_flush (pTHX_ PerlIO *f)
1684{
1685 PerlIOCede *self = PerlIOSelf (f, PerlIOCede);
1686 double now = nvtime ();
1687
1688 if (now >= self->next)
1689 {
1690 api_cede ();
1691 self->next = now + self->every;
1692 }
1693
1694 return PerlIOBuf_flush (aTHX_ f);
1695}
1696
1697static PerlIO_funcs PerlIO_cede =
1698{
1699 sizeof(PerlIO_funcs),
1700 "cede",
1701 sizeof(PerlIOCede),
1702 PERLIO_K_DESTRUCT | PERLIO_K_RAW,
1703 PerlIOCede_pushed,
1704 PerlIOBuf_popped,
1705 PerlIOBuf_open,
1706 PerlIOBase_binmode,
1707 PerlIOCede_getarg,
1708 PerlIOBase_fileno,
1709 PerlIOBuf_dup,
1710 PerlIOBuf_read,
1711 PerlIOBuf_unread,
1712 PerlIOBuf_write,
1713 PerlIOBuf_seek,
1714 PerlIOBuf_tell,
1715 PerlIOBuf_close,
1716 PerlIOCede_flush,
1717 PerlIOBuf_fill,
1718 PerlIOBase_eof,
1719 PerlIOBase_error,
1720 PerlIOBase_clearerr,
1721 PerlIOBase_setlinebuf,
1722 PerlIOBuf_get_base,
1723 PerlIOBuf_bufsiz,
1724 PerlIOBuf_get_ptr,
1725 PerlIOBuf_get_cnt,
1726 PerlIOBuf_set_ptrcnt,
1727};
1728
1729
1550MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ 1730MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1551 1731
1552PROTOTYPES: DISABLE 1732PROTOTYPES: DISABLE
1553 1733
1554BOOT: 1734BOOT:
… …
1559 BOOT_PAGESIZE; 1739 BOOT_PAGESIZE;
1560 1740
1561 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); 1741 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV);
1562 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); 1742 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO);
1563 1743
1564 orig_sigelem_get = PL_vtbl_sigelem.svt_get; 1744 orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get;
1565 PL_vtbl_sigelem.svt_get = coro_sigelem_get; 1745 orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set;
1566 orig_sigelem_set = PL_vtbl_sigelem.svt_set; 1746 orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr;
1567 PL_vtbl_sigelem.svt_set = coro_sigelem_set;
1568 1747
1569 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); 1748 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1570 rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); 1749 rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
1571 rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); 1750 rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
1572 1751
… …
1581 main_top_env = PL_top_env; 1760 main_top_env = PL_top_env;
1582 1761
1583 while (main_top_env->je_prev) 1762 while (main_top_env->je_prev)
1584 main_top_env = main_top_env->je_prev; 1763 main_top_env = main_top_env->je_prev;
1585 1764
1586 coroapi.ver = CORO_API_VERSION; 1765 coroapi.ver = CORO_API_VERSION;
1587 coroapi.rev = CORO_API_REVISION; 1766 coroapi.rev = CORO_API_REVISION;
1588 coroapi.transfer = api_transfer; 1767 coroapi.transfer = api_transfer;
1768
1769 {
1770 SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0);
1771
1772 if (!svp) croak ("Time::HiRes is required");
1773 if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer");
1774
1775 nvtime = INT2PTR (double (*)(), SvIV (*svp));
1776 }
1589 1777
1590 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); 1778 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1591} 1779}
1592 1780
1593SV * 1781SV *
… …
1677 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); 1865 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1678 OUTPUT: 1866 OUTPUT:
1679 RETVAL 1867 RETVAL
1680 1868
1681void 1869void
1682_exit (code) 1870_exit (int code)
1683 int code
1684 PROTOTYPE: $ 1871 PROTOTYPE: $
1685 CODE: 1872 CODE:
1686 _exit (code); 1873 _exit (code);
1687 1874
1688int 1875int
… …
1722call (Coro::State coro, SV *coderef) 1909call (Coro::State coro, SV *coderef)
1723 ALIAS: 1910 ALIAS:
1724 eval = 1 1911 eval = 1
1725 CODE: 1912 CODE:
1726{ 1913{
1727 if (coro->mainstack) 1914 if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot))
1728 { 1915 {
1729 struct coro temp; 1916 struct coro temp;
1730 1917
1731 if (!(coro->flags & CF_RUNNING)) 1918 if (!(coro->flags & CF_RUNNING))
1732 { 1919 {
… …
1779 1966
1780void 1967void
1781api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) 1968api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1782 1969
1783SV * 1970SV *
1784has_stack (Coro::State coro) 1971has_cctx (Coro::State coro)
1785 PROTOTYPE: $ 1972 PROTOTYPE: $
1786 CODE: 1973 CODE:
1787 RETVAL = boolSV (!!coro->cctx); 1974 RETVAL = boolSV (!!coro->cctx);
1788 OUTPUT: 1975 OUTPUT:
1789 RETVAL 1976 RETVAL
… …
1814force_cctx () 2001force_cctx ()
1815 CODE: 2002 CODE:
1816 struct coro *coro = SvSTATE (coro_current); 2003 struct coro *coro = SvSTATE (coro_current);
1817 coro->cctx->idle_sp = 0; 2004 coro->cctx->idle_sp = 0;
1818 2005
1819MODULE = Coro::State PACKAGE = Coro
1820
1821BOOT:
1822{
1823 int i;
1824
1825 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1826 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1827 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1828
1829 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1830 SvREADONLY_on (coro_current);
1831
1832 coro_stash = gv_stashpv ("Coro", TRUE);
1833
1834 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1835 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1836 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1837 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
1838 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
1839 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
1840
1841 for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1842 coro_ready[i] = newAV ();
1843
1844 {
1845 SV *sv = perl_get_sv ("Coro::API", TRUE);
1846 perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
1847
1848 coroapi.schedule = api_schedule;
1849 coroapi.cede = api_cede;
1850 coroapi.cede_notself = api_cede_notself;
1851 coroapi.ready = api_ready;
1852 coroapi.is_ready = api_is_ready;
1853 coroapi.nready = &coro_nready;
1854 coroapi.current = coro_current;
1855
1856 GCoroAPI = &coroapi;
1857 sv_setiv (sv, (IV)&coroapi);
1858 SvREADONLY_on (sv);
1859 }
1860}
1861
1862void
1863_set_current (SV *current)
1864 PROTOTYPE: $
1865 CODE:
1866 SvREFCNT_dec (SvRV (coro_current));
1867 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1868
1869int
1870prio (Coro::State coro, int newprio = 0)
1871 ALIAS:
1872 nice = 1
1873 CODE:
1874{
1875 RETVAL = coro->prio;
1876
1877 if (items > 1)
1878 {
1879 if (ix)
1880 newprio = coro->prio - newprio;
1881
1882 if (newprio < PRIO_MIN) newprio = PRIO_MIN;
1883 if (newprio > PRIO_MAX) newprio = PRIO_MAX;
1884
1885 coro->prio = newprio;
1886 }
1887}
1888 OUTPUT:
1889 RETVAL
1890
1891SV *
1892ready (SV *self)
1893 PROTOTYPE: $
1894 CODE:
1895 RETVAL = boolSV (api_ready (self));
1896 OUTPUT:
1897 RETVAL
1898
1899int
1900nready (...)
1901 PROTOTYPE:
1902 CODE:
1903 RETVAL = coro_nready;
1904 OUTPUT:
1905 RETVAL
1906
1907void 2006void
1908throw (Coro::State self, SV *throw = &PL_sv_undef) 2007throw (Coro::State self, SV *throw = &PL_sv_undef)
1909 PROTOTYPE: $;$ 2008 PROTOTYPE: $;$
1910 CODE: 2009 CODE:
1911 SvREFCNT_dec (self->throw); 2010 SvREFCNT_dec (self->throw);
… …
1925 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; 2024 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv;
1926 2025
1927 SV *tmp = *src; *src = *dst; *dst = tmp; 2026 SV *tmp = *src; *src = *dst; *dst = tmp;
1928 } 2027 }
1929 2028
2029MODULE = Coro::State PACKAGE = Coro
2030
2031BOOT:
2032{
2033 int i;
2034
2035 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
2036 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
2037 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
2038
2039 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
2040 SvREADONLY_on (coro_current);
2041
2042 coro_stash = gv_stashpv ("Coro", TRUE);
2043
2044 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
2045 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
2046 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
2047 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
2048 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
2049 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
2050
2051 for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
2052 coro_ready[i] = newAV ();
2053
2054 {
2055 SV *sv = perl_get_sv ("Coro::API", TRUE);
2056 perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
2057
2058 coroapi.schedule = api_schedule;
2059 coroapi.cede = api_cede;
2060 coroapi.cede_notself = api_cede_notself;
2061 coroapi.ready = api_ready;
2062 coroapi.is_ready = api_is_ready;
2063 coroapi.nready = &coro_nready;
2064 coroapi.current = coro_current;
2065
2066 GCoroAPI = &coroapi;
2067 sv_setiv (sv, (IV)&coroapi);
2068 SvREADONLY_on (sv);
2069 }
2070}
2071
2072void
2073_set_current (SV *current)
2074 PROTOTYPE: $
2075 CODE:
2076 SvREFCNT_dec (SvRV (coro_current));
2077 SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));
2078
2079void
2080_set_readyhook (SV *hook)
2081 PROTOTYPE: $
2082 CODE:
2083 LOCK;
2084 SvREFCNT_dec (coro_readyhook);
2085 coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
2086 UNLOCK;
2087
2088int
2089prio (Coro::State coro, int newprio = 0)
2090 ALIAS:
2091 nice = 1
2092 CODE:
2093{
2094 RETVAL = coro->prio;
2095
2096 if (items > 1)
2097 {
2098 if (ix)
2099 newprio = coro->prio - newprio;
2100
2101 if (newprio < PRIO_MIN) newprio = PRIO_MIN;
2102 if (newprio > PRIO_MAX) newprio = PRIO_MAX;
2103
2104 coro->prio = newprio;
2105 }
2106}
2107 OUTPUT:
2108 RETVAL
2109
2110SV *
2111ready (SV *self)
2112 PROTOTYPE: $
2113 CODE:
2114 RETVAL = boolSV (api_ready (self));
2115 OUTPUT:
2116 RETVAL
2117
2118int
2119nready (...)
2120 PROTOTYPE:
2121 CODE:
2122 RETVAL = coro_nready;
2123 OUTPUT:
2124 RETVAL
2125
1930# for async_pool speedup 2126# for async_pool speedup
1931void 2127void
1932_pool_1 (SV *cb) 2128_pool_1 (SV *cb)
1933 CODE: 2129 CODE:
1934{ 2130{
… …
1939 AV *invoke_av; 2135 AV *invoke_av;
1940 int i, len; 2136 int i, len;
1941 2137
1942 if (!invoke) 2138 if (!invoke)
1943 { 2139 {
1944 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2140 SV *old = PL_diehook;
2141 PL_diehook = 0;
2142 SvREFCNT_dec (old);
1945 croak ("\3async_pool terminate\2\n"); 2143 croak ("\3async_pool terminate\2\n");
1946 } 2144 }
1947 2145
1948 SvREFCNT_dec (coro->saved_deffh); 2146 SvREFCNT_dec (coro->saved_deffh);
1949 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); 2147 coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv);
1950 2148
1951 hv_store (hv, "desc", sizeof ("desc") - 1, 2149 hv_store (hv, "desc", sizeof ("desc") - 1,
1952 newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); 2150 newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
1953 2151
1954 invoke_av = (AV *)SvRV (invoke); 2152 invoke_av = (AV *)SvRV (invoke);
… …
1958 2156
1959 if (len > 0) 2157 if (len > 0)
1960 { 2158 {
1961 av_fill (defav, len - 1); 2159 av_fill (defav, len - 1);
1962 for (i = 0; i < len; ++i) 2160 for (i = 0; i < len; ++i)
1963 av_store (defav, i, SvREFCNT_inc (AvARRAY (invoke_av)[i + 1])); 2161 av_store (defav, i, SvREFCNT_inc_NN (AvARRAY (invoke_av)[i + 1]));
1964 } 2162 }
1965 2163
1966 SvREFCNT_dec (invoke); 2164 SvREFCNT_dec (invoke);
1967} 2165}
1968 2166
… …
1978 coro->saved_deffh = 0; 2176 coro->saved_deffh = 0;
1979 2177
1980 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) 2178 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1981 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) 2179 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1982 { 2180 {
1983 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2181 SV *old = PL_diehook;
2182 PL_diehook = 0;
2183 SvREFCNT_dec (old);
1984 croak ("\3async_pool terminate\2\n"); 2184 croak ("\3async_pool terminate\2\n");
1985 } 2185 }
1986 2186
1987 av_clear (GvAV (PL_defgv)); 2187 av_clear (GvAV (PL_defgv));
1988 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, 2188 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
… …
1994 api_trace (coro_current, 0); 2194 api_trace (coro_current, 0);
1995 2195
1996 av_push (av_async_pool, newSVsv (coro_current)); 2196 av_push (av_async_pool, newSVsv (coro_current));
1997} 2197}
1998 2198
2199#if 0
2200
2201void
2202_generator_call (...)
2203 PROTOTYPE: @
2204 PPCODE:
2205 fprintf (stderr, "call %p\n", CvXSUBANY(cv).any_ptr);
2206 xxxx
2207 abort ();
2208
2209SV *
2210gensub (SV *sub, ...)
2211 PROTOTYPE: &;@
2212 CODE:
2213{
2214 struct coro *coro;
2215 MAGIC *mg;
2216 CV *xcv;
2217 CV *ncv = (CV *)newSV_type (SVt_PVCV);
2218 int i;
2219
2220 CvGV (ncv) = CvGV (cv);
2221 CvFILE (ncv) = CvFILE (cv);
2222
2223 Newz (0, coro, 1, struct coro);
2224 coro->args = newAV ();
2225 coro->flags = CF_NEW;
2226
2227 av_extend (coro->args, items - 1);
2228 for (i = 1; i < items; i++)
2229 av_push (coro->args, newSVsv (ST (i)));
2230
2231 CvISXSUB_on (ncv);
2232 CvXSUBANY (ncv).any_ptr = (void *)coro;
2233
2234 xcv = GvCV (gv_fetchpv ("Coro::_generator_call", 0, SVt_PVCV));
2235
2236 CvXSUB (ncv) = CvXSUB (xcv);
2237 CvANON_on (ncv);
2238
2239 mg = sv_magicext ((SV *)ncv, 0, CORO_MAGIC_type_state, &coro_gensub_vtbl, (char *)coro, 0);
2240 RETVAL = newRV_noinc ((SV *)ncv);
2241}
2242 OUTPUT:
2243 RETVAL
2244
2245#endif
2246
1999 2247
2000MODULE = Coro::State PACKAGE = Coro::AIO 2248MODULE = Coro::State PACKAGE = Coro::AIO
2001 2249
2002SV * 2250void
2003_get_state () 2251_get_state (SV *self)
2004 CODE: 2252 PPCODE:
2005{ 2253{
2006 struct io_state *data; 2254 AV *defav = GvAV (PL_defgv);
2007 2255 AV *av = newAV ();
2256 int i;
2008 RETVAL = newSV (sizeof (struct io_state)); 2257 SV *data_sv = newSV (sizeof (struct io_state));
2009 data = (struct io_state *)SvPVX (RETVAL); 2258 struct io_state *data = (struct io_state *)SvPVX (data_sv);
2010 SvCUR_set (RETVAL, sizeof (struct io_state)); 2259 SvCUR_set (data_sv, sizeof (struct io_state));
2011 SvPOK_only (RETVAL); 2260 SvPOK_only (data_sv);
2012 2261
2013 data->errorno = errno; 2262 data->errorno = errno;
2014 data->laststype = PL_laststype; 2263 data->laststype = PL_laststype;
2015 data->laststatval = PL_laststatval; 2264 data->laststatval = PL_laststatval;
2016 data->statcache = PL_statcache; 2265 data->statcache = PL_statcache;
2266
2267 av_extend (av, AvFILLp (defav) + 1 + 1);
2268
2269 for (i = 0; i <= AvFILLp (defav); ++i)
2270 av_push (av, SvREFCNT_inc_NN (AvARRAY (defav)[i]));
2271
2272 av_push (av, data_sv);
2273
2274 XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
2275
2276 api_ready (self);
2017} 2277}
2018 OUTPUT:
2019 RETVAL
2020 2278
2021void 2279void
2022_set_state (char *data_) 2280_set_state (SV *state)
2023 PROTOTYPE: $ 2281 PROTOTYPE: $
2024 CODE: 2282 PPCODE:
2025{ 2283{
2026 struct io_state *data = (void *)data_; 2284 AV *av = (AV *)SvRV (state);
2285 struct io_state *data = (struct io_state *)SvPVX (AvARRAY (av)[AvFILLp (av)]);
2286 int i;
2027 2287
2028 errno = data->errorno; 2288 errno = data->errorno;
2029 PL_laststype = data->laststype; 2289 PL_laststype = data->laststype;
2030 PL_laststatval = data->laststatval; 2290 PL_laststatval = data->laststatval;
2031 PL_statcache = data->statcache; 2291 PL_statcache = data->statcache;
2032}
2033 2292
2293 EXTEND (SP, AvFILLp (av));
2294 for (i = 0; i < AvFILLp (av); ++i)
2295 PUSHs (sv_2mortal (SvREFCNT_inc_NN (AvARRAY (av)[i])));
2296}
2297
2298
2299MODULE = Coro::State PACKAGE = Coro::AnyEvent
2300
2301BOOT:
2302 sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
2303
2304SV *
2305_schedule (...)
2306 PROTOTYPE: @
2307 CODE:
2308{
2309 static int incede;
2310
2311 api_cede_notself ();
2312
2313 ++incede;
2314 while (coro_nready >= incede && api_cede ())
2315 ;
2316
2317 sv_setsv (sv_activity, &PL_sv_undef);
2318 if (coro_nready >= incede)
2319 {
2320 PUSHMARK (SP);
2321 PUTBACK;
2322 call_pv ("Coro::AnyEvent::_activity", G_DISCARD | G_EVAL);
2323 SPAGAIN;
2324 }
2325
2326 --incede;
2327}
2328
2329
2330MODULE = Coro::State PACKAGE = PerlIO::cede
2331
2332BOOT:
2333 PerlIO_define_layer (aTHX_ &PerlIO_cede);

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