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Comparing Coro/Coro/State.xs (file contents):
Revision 1.232 by root, Thu Apr 24 12:40:38 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>
… …
147#endif 148#endif
148 149
149/* helper storage struct for Coro::AIO */ 150/* helper storage struct for Coro::AIO */
150struct io_state 151struct io_state
151{ 152{
153 AV *res;
152 int errorno; 154 int errorno;
153 I32 laststype; 155 I32 laststype;
154 int laststatval; 156 int laststatval;
155 Stat_t statcache; 157 Stat_t statcache;
156}; 158};
159
160static double (*nvtime)(); /* so why doesn't it take void? */
157 161
158static size_t coro_stacksize = CORO_STACKSIZE; 162static size_t coro_stacksize = CORO_STACKSIZE;
159static struct CoroAPI coroapi; 163static struct CoroAPI coroapi;
160static AV *main_mainstack; /* used to differentiate between $main and others */ 164static AV *main_mainstack; /* used to differentiate between $main and others */
161static JMPENV *main_top_env; 165static JMPENV *main_top_env;
… …
170 174
171/* async_pool helper stuff */ 175/* async_pool helper stuff */
172static SV *sv_pool_rss; 176static SV *sv_pool_rss;
173static SV *sv_pool_size; 177static SV *sv_pool_size;
174static AV *av_async_pool; 178static AV *av_async_pool;
179
180/* Coro::AnyEvent */
181static SV *sv_activity;
175 182
176static struct coro_cctx *cctx_first; 183static struct coro_cctx *cctx_first;
177static int cctx_count, cctx_idle; 184static int cctx_count, cctx_idle;
178 185
179enum { 186enum {
… …
265#define PRIO_IDLE -3 272#define PRIO_IDLE -3
266#define PRIO_MIN -4 273#define PRIO_MIN -4
267 274
268/* for Coro.pm */ 275/* for Coro.pm */
269static SV *coro_current; 276static SV *coro_current;
277static SV *coro_readyhook;
270static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; 278static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
271static int coro_nready; 279static int coro_nready;
272static struct coro *coro_first; 280static struct coro *coro_first;
273 281
274/** lowlevel stuff **********************************************************/ 282/** lowlevel stuff **********************************************************/
… …
317 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); 325 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1);
318#endif 326#endif
319 newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; 327 newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)];
320 --AvFILLp (padlist); 328 --AvFILLp (padlist);
321 329
322 av_store (newpadlist, 0, SvREFCNT_inc (*av_fetch (padlist, 0, FALSE))); 330 av_store (newpadlist, 0, SvREFCNT_inc_NN (*av_fetch (padlist, 0, FALSE)));
323 av_store (newpadlist, 1, (SV *)newpad); 331 av_store (newpadlist, 1, (SV *)newpad);
324 332
325 return newpadlist; 333 return newpadlist;
326} 334}
327 335
… …
357 365
358 /* casting is fun. */ 366 /* casting is fun. */
359 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) 367 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av)))
360 free_padlist (aTHX_ padlist); 368 free_padlist (aTHX_ padlist);
361 369
370 SvREFCNT_dec (av); /* sv_magicext increased the refcount */
371
362 return 0; 372 return 0;
363} 373}
364 374
365#define CORO_MAGIC_type_cv PERL_MAGIC_ext 375#define CORO_MAGIC_type_cv PERL_MAGIC_ext
366#define CORO_MAGIC_type_state PERL_MAGIC_ext 376#define CORO_MAGIC_type_state PERL_MAGIC_ext
… …
416 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) 426 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))
417 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; 427 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];
418 else 428 else
419 { 429 {
420#if CORO_PREFER_PERL_FUNCTIONS 430#if CORO_PREFER_PERL_FUNCTIONS
421 /* this is probably cleaner, but also slower? */ 431 /* this is probably cleaner? but also slower! */
432 /* in practise, it seems to be less stable */
422 CV *cp = Perl_cv_clone (cv); 433 CV *cp = Perl_cv_clone (cv);
423 CvPADLIST (cv) = CvPADLIST (cp); 434 CvPADLIST (cv) = CvPADLIST (cp);
424 CvPADLIST (cp) = 0; 435 CvPADLIST (cp) = 0;
425 SvREFCNT_dec (cp); 436 SvREFCNT_dec (cp);
426#else 437#else
… …
510 521
511 if (expect_true (CvDEPTH (cv))) 522 if (expect_true (CvDEPTH (cv)))
512 { 523 {
513 EXTEND (SP, 3); 524 EXTEND (SP, 3);
514 PUSHs ((SV *)CvPADLIST (cv)); 525 PUSHs ((SV *)CvPADLIST (cv));
515 PUSHs (INT2PTR (SV *, CvDEPTH (cv))); 526 PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
516 PUSHs ((SV *)cv); 527 PUSHs ((SV *)cv);
517 528
518 CvDEPTH (cv) = 0; 529 CvDEPTH (cv) = 0;
519 get_padlist (aTHX_ cv); 530 get_padlist (aTHX_ cv);
520 } 531 }
… …
659 #undef VAR 670 #undef VAR
660 } 671 }
661 else 672 else
662 slot = coro->slot; 673 slot = coro->slot;
663 674
675 if (slot)
676 {
664 rss += sizeof (slot->curstackinfo); 677 rss += sizeof (slot->curstackinfo);
665 rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); 678 rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);
666 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 *);
667 rss += slot->tmps_max * sizeof (SV *); 680 rss += slot->tmps_max * sizeof (SV *);
668 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); 681 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
669 rss += slot->scopestack_max * sizeof (I32); 682 rss += slot->scopestack_max * sizeof (I32);
670 rss += slot->savestack_max * sizeof (ANY); 683 rss += slot->savestack_max * sizeof (ANY);
671 684
672#if !PERL_VERSION_ATLEAST (5,10,0) 685#if !PERL_VERSION_ATLEAST (5,10,0)
673 rss += slot->retstack_max * sizeof (OP *); 686 rss += slot->retstack_max * sizeof (OP *);
674#endif 687#endif
688 }
675 } 689 }
676 690
677 return rss; 691 return rss;
678} 692}
679 693
680/** coroutine stack handling ************************************************/ 694/** coroutine stack handling ************************************************/
681 695
682static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); 696static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg);
683static 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
684 706
685/* 707/*
686 * This overrides the default magic get method of %SIG elements. 708 * This overrides the default magic get method of %SIG elements.
687 * 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
688 * 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
… …
696{ 718{
697 const char *s = MgPV_nolen_const (mg); 719 const char *s = MgPV_nolen_const (mg);
698 720
699 if (*s == '_') 721 if (*s == '_')
700 { 722 {
701 if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0; 723 SV **svp = 0;
702 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 }
703 } 733 }
704 734
705 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;
706} 760}
707 761
708static int 762static int
709coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) 763coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg)
710{ 764{
… …
757 GvSV (PL_defgv) = newSV (0); 811 GvSV (PL_defgv) = newSV (0);
758 GvAV (PL_defgv) = coro->args; coro->args = 0; 812 GvAV (PL_defgv) = coro->args; coro->args = 0;
759 GvSV (PL_errgv) = newSV (0); 813 GvSV (PL_errgv) = newSV (0);
760 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);
761 PL_rs = newSVsv (GvSV (irsgv)); 815 PL_rs = newSVsv (GvSV (irsgv));
762 PL_defoutgv = (GV *)SvREFCNT_inc (stdoutgv); 816 PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);
763 817
764 { 818 {
765 dSP; 819 dSP;
766 LOGOP myop; 820 LOGOP myop;
767 821
… …
863 : cx->blk_gimme == G_SCALAR ? bot + 1 917 : cx->blk_gimme == G_SCALAR ? bot + 1
864 : bot; 918 : bot;
865 919
866 av_extend (av, top - bot); 920 av_extend (av, top - bot);
867 while (bot < top) 921 while (bot < top)
868 av_push (av, SvREFCNT_inc (*bot++)); 922 av_push (av, SvREFCNT_inc_NN (*bot++));
869 923
870 PL_runops = RUNOPS_DEFAULT; 924 PL_runops = RUNOPS_DEFAULT;
871 ENTER; 925 ENTER;
872 SAVETMPS; 926 SAVETMPS;
873 EXTEND (SP, 3); 927 EXTEND (SP, 3);
… …
1379static int 1433static int
1380api_ready (SV *coro_sv) 1434api_ready (SV *coro_sv)
1381{ 1435{
1382 dTHX; 1436 dTHX;
1383 struct coro *coro; 1437 struct coro *coro;
1438 SV *sv_hook;
1439 void (*xs_hook)(void);
1384 1440
1385 if (SvROK (coro_sv)) 1441 if (SvROK (coro_sv))
1386 coro_sv = SvRV (coro_sv); 1442 coro_sv = SvRV (coro_sv);
1387 1443
1388 coro = SvSTATE (coro_sv); 1444 coro = SvSTATE (coro_sv);
… …
1391 return 0; 1447 return 0;
1392 1448
1393 coro->flags |= CF_READY; 1449 coro->flags |= CF_READY;
1394 1450
1395 LOCK; 1451 LOCK;
1452
1453 sv_hook = coro_nready ? 0 : coro_readyhook;
1454 xs_hook = coro_nready ? 0 : coroapi.readyhook;
1455
1396 coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); 1456 coro_enq (aTHX_ SvREFCNT_inc_NN (coro_sv));
1397 ++coro_nready; 1457 ++coro_nready;
1458
1398 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 ();
1399 1479
1400 return 1; 1480 return 1;
1401} 1481}
1402 1482
1403static int 1483static int
… …
1553 else 1633 else
1554 coro->slot->runops = RUNOPS_DEFAULT; 1634 coro->slot->runops = RUNOPS_DEFAULT;
1555 } 1635 }
1556} 1636}
1557 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
1558MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ 1730MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1559 1731
1560PROTOTYPES: DISABLE 1732PROTOTYPES: DISABLE
1561 1733
1562BOOT: 1734BOOT:
… …
1567 BOOT_PAGESIZE; 1739 BOOT_PAGESIZE;
1568 1740
1569 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); 1741 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV);
1570 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); 1742 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO);
1571 1743
1572 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;
1573 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;
1574 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;
1575 PL_vtbl_sigelem.svt_set = coro_sigelem_set;
1576 1747
1577 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); 1748 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1578 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));
1579 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));
1580 1751
… …
1589 main_top_env = PL_top_env; 1760 main_top_env = PL_top_env;
1590 1761
1591 while (main_top_env->je_prev) 1762 while (main_top_env->je_prev)
1592 main_top_env = main_top_env->je_prev; 1763 main_top_env = main_top_env->je_prev;
1593 1764
1594 coroapi.ver = CORO_API_VERSION; 1765 coroapi.ver = CORO_API_VERSION;
1595 coroapi.rev = CORO_API_REVISION; 1766 coroapi.rev = CORO_API_REVISION;
1596 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 }
1597 1777
1598 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); 1778 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1599} 1779}
1600 1780
1601SV * 1781SV *
… …
1685 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); 1865 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1686 OUTPUT: 1866 OUTPUT:
1687 RETVAL 1867 RETVAL
1688 1868
1689void 1869void
1690_exit (code) 1870_exit (int code)
1691 int code
1692 PROTOTYPE: $ 1871 PROTOTYPE: $
1693 CODE: 1872 CODE:
1694 _exit (code); 1873 _exit (code);
1695 1874
1696int 1875int
… …
1730call (Coro::State coro, SV *coderef) 1909call (Coro::State coro, SV *coderef)
1731 ALIAS: 1910 ALIAS:
1732 eval = 1 1911 eval = 1
1733 CODE: 1912 CODE:
1734{ 1913{
1735 if (coro->mainstack) 1914 if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot))
1736 { 1915 {
1737 struct coro temp; 1916 struct coro temp;
1738 1917
1739 if (!(coro->flags & CF_RUNNING)) 1918 if (!(coro->flags & CF_RUNNING))
1740 { 1919 {
… …
1787 1966
1788void 1967void
1789api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) 1968api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1790 1969
1791SV * 1970SV *
1792has_stack (Coro::State coro) 1971has_cctx (Coro::State coro)
1793 PROTOTYPE: $ 1972 PROTOTYPE: $
1794 CODE: 1973 CODE:
1795 RETVAL = boolSV (!!coro->cctx); 1974 RETVAL = boolSV (!!coro->cctx);
1796 OUTPUT: 1975 OUTPUT:
1797 RETVAL 1976 RETVAL
… …
1822force_cctx () 2001force_cctx ()
1823 CODE: 2002 CODE:
1824 struct coro *coro = SvSTATE (coro_current); 2003 struct coro *coro = SvSTATE (coro_current);
1825 coro->cctx->idle_sp = 0; 2004 coro->cctx->idle_sp = 0;
1826 2005
1827MODULE = Coro::State PACKAGE = Coro
1828
1829BOOT:
1830{
1831 int i;
1832
1833 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1834 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1835 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1836
1837 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1838 SvREADONLY_on (coro_current);
1839
1840 coro_stash = gv_stashpv ("Coro", TRUE);
1841
1842 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1843 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1844 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1845 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
1846 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
1847 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
1848
1849 for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1850 coro_ready[i] = newAV ();
1851
1852 {
1853 SV *sv = perl_get_sv ("Coro::API", TRUE);
1854 perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
1855
1856 coroapi.schedule = api_schedule;
1857 coroapi.cede = api_cede;
1858 coroapi.cede_notself = api_cede_notself;
1859 coroapi.ready = api_ready;
1860 coroapi.is_ready = api_is_ready;
1861 coroapi.nready = &coro_nready;
1862 coroapi.current = coro_current;
1863
1864 GCoroAPI = &coroapi;
1865 sv_setiv (sv, (IV)&coroapi);
1866 SvREADONLY_on (sv);
1867 }
1868}
1869
1870void
1871_set_current (SV *current)
1872 PROTOTYPE: $
1873 CODE:
1874 SvREFCNT_dec (SvRV (coro_current));
1875 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1876
1877int
1878prio (Coro::State coro, int newprio = 0)
1879 ALIAS:
1880 nice = 1
1881 CODE:
1882{
1883 RETVAL = coro->prio;
1884
1885 if (items > 1)
1886 {
1887 if (ix)
1888 newprio = coro->prio - newprio;
1889
1890 if (newprio < PRIO_MIN) newprio = PRIO_MIN;
1891 if (newprio > PRIO_MAX) newprio = PRIO_MAX;
1892
1893 coro->prio = newprio;
1894 }
1895}
1896 OUTPUT:
1897 RETVAL
1898
1899SV *
1900ready (SV *self)
1901 PROTOTYPE: $
1902 CODE:
1903 RETVAL = boolSV (api_ready (self));
1904 OUTPUT:
1905 RETVAL
1906
1907int
1908nready (...)
1909 PROTOTYPE:
1910 CODE:
1911 RETVAL = coro_nready;
1912 OUTPUT:
1913 RETVAL
1914
1915void 2006void
1916throw (Coro::State self, SV *throw = &PL_sv_undef) 2007throw (Coro::State self, SV *throw = &PL_sv_undef)
1917 PROTOTYPE: $;$ 2008 PROTOTYPE: $;$
1918 CODE: 2009 CODE:
1919 SvREFCNT_dec (self->throw); 2010 SvREFCNT_dec (self->throw);
… …
1933 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; 2024 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv;
1934 2025
1935 SV *tmp = *src; *src = *dst; *dst = tmp; 2026 SV *tmp = *src; *src = *dst; *dst = tmp;
1936 } 2027 }
1937 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
1938# for async_pool speedup 2126# for async_pool speedup
1939void 2127void
1940_pool_1 (SV *cb) 2128_pool_1 (SV *cb)
1941 CODE: 2129 CODE:
1942{ 2130{
… …
1947 AV *invoke_av; 2135 AV *invoke_av;
1948 int i, len; 2136 int i, len;
1949 2137
1950 if (!invoke) 2138 if (!invoke)
1951 { 2139 {
1952 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2140 SV *old = PL_diehook;
2141 PL_diehook = 0;
2142 SvREFCNT_dec (old);
1953 croak ("\3async_pool terminate\2\n"); 2143 croak ("\3async_pool terminate\2\n");
1954 } 2144 }
1955 2145
1956 SvREFCNT_dec (coro->saved_deffh); 2146 SvREFCNT_dec (coro->saved_deffh);
1957 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); 2147 coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv);
1958 2148
1959 hv_store (hv, "desc", sizeof ("desc") - 1, 2149 hv_store (hv, "desc", sizeof ("desc") - 1,
1960 newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); 2150 newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
1961 2151
1962 invoke_av = (AV *)SvRV (invoke); 2152 invoke_av = (AV *)SvRV (invoke);
… …
1966 2156
1967 if (len > 0) 2157 if (len > 0)
1968 { 2158 {
1969 av_fill (defav, len - 1); 2159 av_fill (defav, len - 1);
1970 for (i = 0; i < len; ++i) 2160 for (i = 0; i < len; ++i)
1971 av_store (defav, i, SvREFCNT_inc (AvARRAY (invoke_av)[i + 1])); 2161 av_store (defav, i, SvREFCNT_inc_NN (AvARRAY (invoke_av)[i + 1]));
1972 } 2162 }
1973 2163
1974 SvREFCNT_dec (invoke); 2164 SvREFCNT_dec (invoke);
1975} 2165}
1976 2166
… …
1986 coro->saved_deffh = 0; 2176 coro->saved_deffh = 0;
1987 2177
1988 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) 2178 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1989 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) 2179 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1990 { 2180 {
1991 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2181 SV *old = PL_diehook;
2182 PL_diehook = 0;
2183 SvREFCNT_dec (old);
1992 croak ("\3async_pool terminate\2\n"); 2184 croak ("\3async_pool terminate\2\n");
1993 } 2185 }
1994 2186
1995 av_clear (GvAV (PL_defgv)); 2187 av_clear (GvAV (PL_defgv));
1996 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, 2188 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
… …
2002 api_trace (coro_current, 0); 2194 api_trace (coro_current, 0);
2003 2195
2004 av_push (av_async_pool, newSVsv (coro_current)); 2196 av_push (av_async_pool, newSVsv (coro_current));
2005} 2197}
2006 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
2007 2247
2008MODULE = Coro::State PACKAGE = Coro::AIO 2248MODULE = Coro::State PACKAGE = Coro::AIO
2009 2249
2010SV * 2250void
2011_get_state () 2251_get_state (SV *self)
2012 CODE: 2252 PPCODE:
2013{ 2253{
2014 struct io_state *data; 2254 AV *defav = GvAV (PL_defgv);
2015 2255 AV *av = newAV ();
2256 int i;
2016 RETVAL = newSV (sizeof (struct io_state)); 2257 SV *data_sv = newSV (sizeof (struct io_state));
2017 data = (struct io_state *)SvPVX (RETVAL); 2258 struct io_state *data = (struct io_state *)SvPVX (data_sv);
2018 SvCUR_set (RETVAL, sizeof (struct io_state)); 2259 SvCUR_set (data_sv, sizeof (struct io_state));
2019 SvPOK_only (RETVAL); 2260 SvPOK_only (data_sv);
2020 2261
2021 data->errorno = errno; 2262 data->errorno = errno;
2022 data->laststype = PL_laststype; 2263 data->laststype = PL_laststype;
2023 data->laststatval = PL_laststatval; 2264 data->laststatval = PL_laststatval;
2024 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);
2025} 2277}
2026 OUTPUT:
2027 RETVAL
2028 2278
2029void 2279void
2030_set_state (char *data_) 2280_set_state (SV *state)
2031 PROTOTYPE: $ 2281 PROTOTYPE: $
2032 CODE: 2282 PPCODE:
2033{ 2283{
2034 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;
2035 2287
2036 errno = data->errorno; 2288 errno = data->errorno;
2037 PL_laststype = data->laststype; 2289 PL_laststype = data->laststype;
2038 PL_laststatval = data->laststatval; 2290 PL_laststatval = data->laststatval;
2039 PL_statcache = data->statcache; 2291 PL_statcache = data->statcache;
2040}
2041 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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