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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 1.248 by root, Mon Sep 29 12:40:50 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>
… …
153 I32 laststype; 154 I32 laststype;
154 int laststatval; 155 int laststatval;
155 Stat_t statcache; 156 Stat_t statcache;
156}; 157};
157 158
159static double (*nvtime)(); /* so why doesn't it take void? */
160
158static size_t coro_stacksize = CORO_STACKSIZE; 161static size_t coro_stacksize = CORO_STACKSIZE;
159static struct CoroAPI coroapi; 162static struct CoroAPI coroapi;
160static AV *main_mainstack; /* used to differentiate between $main and others */ 163static AV *main_mainstack; /* used to differentiate between $main and others */
161static JMPENV *main_top_env; 164static JMPENV *main_top_env;
162static HV *coro_state_stash, *coro_stash; 165static HV *coro_state_stash, *coro_stash;
… …
170 173
171/* async_pool helper stuff */ 174/* async_pool helper stuff */
172static SV *sv_pool_rss; 175static SV *sv_pool_rss;
173static SV *sv_pool_size; 176static SV *sv_pool_size;
174static AV *av_async_pool; 177static AV *av_async_pool;
178
179/* Coro::AnyEvent */
180static SV *sv_activity;
175 181
176static struct coro_cctx *cctx_first; 182static struct coro_cctx *cctx_first;
177static int cctx_count, cctx_idle; 183static int cctx_count, cctx_idle;
178 184
179enum { 185enum {
… …
265#define PRIO_IDLE -3 271#define PRIO_IDLE -3
266#define PRIO_MIN -4 272#define PRIO_MIN -4
267 273
268/* for Coro.pm */ 274/* for Coro.pm */
269static SV *coro_current; 275static SV *coro_current;
276static SV *coro_readyhook;
270static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; 277static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
271static int coro_nready; 278static int coro_nready;
272static struct coro *coro_first; 279static struct coro *coro_first;
273 280
274/** lowlevel stuff **********************************************************/ 281/** lowlevel stuff **********************************************************/
… …
357 364
358 /* casting is fun. */ 365 /* casting is fun. */
359 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) 366 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av)))
360 free_padlist (aTHX_ padlist); 367 free_padlist (aTHX_ padlist);
361 368
369 SvREFCNT_dec (av); /* sv_magicext increased the refcount */
370
362 return 0; 371 return 0;
363} 372}
364 373
365#define CORO_MAGIC_type_cv PERL_MAGIC_ext 374#define CORO_MAGIC_type_cv PERL_MAGIC_ext
366#define CORO_MAGIC_type_state PERL_MAGIC_ext 375#define CORO_MAGIC_type_state PERL_MAGIC_ext
… …
416 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) 425 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))
417 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; 426 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];
418 else 427 else
419 { 428 {
420#if CORO_PREFER_PERL_FUNCTIONS 429#if CORO_PREFER_PERL_FUNCTIONS
421 /* this is probably cleaner, but also slower? */ 430 /* this is probably cleaner? but also slower! */
431 /* in practise, it seems to be less stable */
422 CV *cp = Perl_cv_clone (cv); 432 CV *cp = Perl_cv_clone (cv);
423 CvPADLIST (cv) = CvPADLIST (cp); 433 CvPADLIST (cv) = CvPADLIST (cp);
424 CvPADLIST (cp) = 0; 434 CvPADLIST (cp) = 0;
425 SvREFCNT_dec (cp); 435 SvREFCNT_dec (cp);
426#else 436#else
… …
510 520
511 if (expect_true (CvDEPTH (cv))) 521 if (expect_true (CvDEPTH (cv)))
512 { 522 {
513 EXTEND (SP, 3); 523 EXTEND (SP, 3);
514 PUSHs ((SV *)CvPADLIST (cv)); 524 PUSHs ((SV *)CvPADLIST (cv));
515 PUSHs (INT2PTR (SV *, CvDEPTH (cv))); 525 PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
516 PUSHs ((SV *)cv); 526 PUSHs ((SV *)cv);
517 527
518 CvDEPTH (cv) = 0; 528 CvDEPTH (cv) = 0;
519 get_padlist (aTHX_ cv); 529 get_padlist (aTHX_ cv);
520 } 530 }
… …
659 #undef VAR 669 #undef VAR
660 } 670 }
661 else 671 else
662 slot = coro->slot; 672 slot = coro->slot;
663 673
674 if (slot)
675 {
664 rss += sizeof (slot->curstackinfo); 676 rss += sizeof (slot->curstackinfo);
665 rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); 677 rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);
666 rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *); 678 rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);
667 rss += slot->tmps_max * sizeof (SV *); 679 rss += slot->tmps_max * sizeof (SV *);
668 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); 680 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
669 rss += slot->scopestack_max * sizeof (I32); 681 rss += slot->scopestack_max * sizeof (I32);
670 rss += slot->savestack_max * sizeof (ANY); 682 rss += slot->savestack_max * sizeof (ANY);
671 683
672#if !PERL_VERSION_ATLEAST (5,10,0) 684#if !PERL_VERSION_ATLEAST (5,10,0)
673 rss += slot->retstack_max * sizeof (OP *); 685 rss += slot->retstack_max * sizeof (OP *);
674#endif 686#endif
687 }
675 } 688 }
676 689
677 return rss; 690 return rss;
678} 691}
679 692
680/** coroutine stack handling ************************************************/ 693/** coroutine stack handling ************************************************/
681 694
682static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); 695static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg);
683static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); 696static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg);
697static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg);
698
699/* apparently < 5.8.8 */
700#ifndef MgPV_nolen_const
701#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
702 SvPV_nolen((SV*)((mg)->mg_ptr)) : \
703 (const char*)(mg)->mg_ptr)
704#endif
684 705
685/* 706/*
686 * This overrides the default magic get method of %SIG elements. 707 * 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 708 * 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 709 * and instead of tryign to save and restore the hash elements, we just provide
… …
696{ 717{
697 const char *s = MgPV_nolen_const (mg); 718 const char *s = MgPV_nolen_const (mg);
698 719
699 if (*s == '_') 720 if (*s == '_')
700 { 721 {
701 if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0; 722 SV **svp = 0;
702 if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0; 723
724 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
725 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
726
727 if (svp)
728 {
729 sv_setsv (sv, *svp ? *svp : &PL_sv_undef);
730 return 0;
731 }
703 } 732 }
704 733
705 return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; 734 return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
735}
736
737static int
738coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg)
739{
740 const char *s = MgPV_nolen_const (mg);
741
742 if (*s == '_')
743 {
744 SV **svp = 0;
745
746 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
747 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
748
749 if (svp)
750 {
751 SV *old = *svp;
752 *svp = 0;
753 SvREFCNT_dec (old);
754 return 0;
755 }
756 }
757
758 return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
706} 759}
707 760
708static int 761static int
709coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) 762coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg)
710{ 763{
… …
1379static int 1432static int
1380api_ready (SV *coro_sv) 1433api_ready (SV *coro_sv)
1381{ 1434{
1382 dTHX; 1435 dTHX;
1383 struct coro *coro; 1436 struct coro *coro;
1437 SV *sv_hook;
1438 void (*xs_hook)(void);
1384 1439
1385 if (SvROK (coro_sv)) 1440 if (SvROK (coro_sv))
1386 coro_sv = SvRV (coro_sv); 1441 coro_sv = SvRV (coro_sv);
1387 1442
1388 coro = SvSTATE (coro_sv); 1443 coro = SvSTATE (coro_sv);
… …
1391 return 0; 1446 return 0;
1392 1447
1393 coro->flags |= CF_READY; 1448 coro->flags |= CF_READY;
1394 1449
1395 LOCK; 1450 LOCK;
1451
1452 sv_hook = coro_nready ? 0 : coro_readyhook;
1453 xs_hook = coro_nready ? 0 : coroapi.readyhook;
1454
1396 coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); 1455 coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1397 ++coro_nready; 1456 ++coro_nready;
1457
1398 UNLOCK; 1458 UNLOCK;
1459
1460 if (sv_hook)
1461 {
1462 dSP;
1463
1464 ENTER;
1465 SAVETMPS;
1466
1467 PUSHMARK (SP);
1468 PUTBACK;
1469 call_sv (sv_hook, G_DISCARD);
1470 SPAGAIN;
1471
1472 FREETMPS;
1473 LEAVE;
1474 }
1475
1476 if (xs_hook)
1477 xs_hook ();
1399 1478
1400 return 1; 1479 return 1;
1401} 1480}
1402 1481
1403static int 1482static int
… …
1553 else 1632 else
1554 coro->slot->runops = RUNOPS_DEFAULT; 1633 coro->slot->runops = RUNOPS_DEFAULT;
1555 } 1634 }
1556} 1635}
1557 1636
1637static int
1638coro_gensub_free (pTHX_ SV *sv, MAGIC *mg)
1639{
1640 AV *padlist;
1641 AV *av = (AV *)mg->mg_obj;
1642
1643 abort ();
1644
1645 return 0;
1646}
1647
1648static MGVTBL coro_gensub_vtbl = {
1649 0, 0, 0, 0,
1650 coro_gensub_free
1651};
1652
1653/*****************************************************************************/
1654/* PerlIO::cede */
1655
1656typedef struct
1657{
1658 PerlIOBuf base;
1659 NV next, every;
1660} PerlIOCede;
1661
1662static IV
1663PerlIOCede_pushed (pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab)
1664{
1665 PerlIOCede *self = PerlIOSelf (f, PerlIOCede);
1666
1667 self->every = SvCUR (arg) ? SvNV (arg) : 0.01;
1668 self->next = nvtime () + self->every;
1669
1670 return PerlIOBuf_pushed (aTHX_ f, mode, Nullsv, tab);
1671}
1672
1673static SV *
1674PerlIOCede_getarg (pTHX_ PerlIO *f, CLONE_PARAMS *param, int flags)
1675{
1676 PerlIOCede *self = PerlIOSelf (f, PerlIOCede);
1677
1678 return newSVnv (self->every);
1679}
1680
1681static IV
1682PerlIOCede_flush (pTHX_ PerlIO *f)
1683{
1684 PerlIOCede *self = PerlIOSelf (f, PerlIOCede);
1685 double now = nvtime ();
1686
1687 if (now >= self->next)
1688 {
1689 api_cede ();
1690 self->next = now + self->every;
1691 }
1692
1693 return PerlIOBuf_flush (aTHX_ f);
1694}
1695
1696static PerlIO_funcs PerlIO_cede =
1697{
1698 sizeof(PerlIO_funcs),
1699 "cede",
1700 sizeof(PerlIOCede),
1701 PERLIO_K_DESTRUCT | PERLIO_K_RAW,
1702 PerlIOCede_pushed,
1703 PerlIOBuf_popped,
1704 PerlIOBuf_open,
1705 PerlIOBase_binmode,
1706 PerlIOCede_getarg,
1707 PerlIOBase_fileno,
1708 PerlIOBuf_dup,
1709 PerlIOBuf_read,
1710 PerlIOBuf_unread,
1711 PerlIOBuf_write,
1712 PerlIOBuf_seek,
1713 PerlIOBuf_tell,
1714 PerlIOBuf_close,
1715 PerlIOCede_flush,
1716 PerlIOBuf_fill,
1717 PerlIOBase_eof,
1718 PerlIOBase_error,
1719 PerlIOBase_clearerr,
1720 PerlIOBase_setlinebuf,
1721 PerlIOBuf_get_base,
1722 PerlIOBuf_bufsiz,
1723 PerlIOBuf_get_ptr,
1724 PerlIOBuf_get_cnt,
1725 PerlIOBuf_set_ptrcnt,
1726};
1727
1728
1558MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ 1729MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1559 1730
1560PROTOTYPES: DISABLE 1731PROTOTYPES: DISABLE
1561 1732
1562BOOT: 1733BOOT:
… …
1567 BOOT_PAGESIZE; 1738 BOOT_PAGESIZE;
1568 1739
1569 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); 1740 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV);
1570 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); 1741 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO);
1571 1742
1572 orig_sigelem_get = PL_vtbl_sigelem.svt_get; 1743 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; 1744 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; 1745 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 1746
1577 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); 1747 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1578 rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); 1748 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)); 1749 rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
1580 1750
… …
1589 main_top_env = PL_top_env; 1759 main_top_env = PL_top_env;
1590 1760
1591 while (main_top_env->je_prev) 1761 while (main_top_env->je_prev)
1592 main_top_env = main_top_env->je_prev; 1762 main_top_env = main_top_env->je_prev;
1593 1763
1594 coroapi.ver = CORO_API_VERSION; 1764 coroapi.ver = CORO_API_VERSION;
1595 coroapi.rev = CORO_API_REVISION; 1765 coroapi.rev = CORO_API_REVISION;
1596 coroapi.transfer = api_transfer; 1766 coroapi.transfer = api_transfer;
1767
1768 {
1769 SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0);
1770
1771 if (!svp) croak ("Time::HiRes is required");
1772 if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer");
1773
1774 nvtime = INT2PTR (double (*)(), SvIV (*svp));
1775 }
1597 1776
1598 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); 1777 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1599} 1778}
1600 1779
1601SV * 1780SV *
… …
1685 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); 1864 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1686 OUTPUT: 1865 OUTPUT:
1687 RETVAL 1866 RETVAL
1688 1867
1689void 1868void
1690_exit (code) 1869_exit (int code)
1691 int code
1692 PROTOTYPE: $ 1870 PROTOTYPE: $
1693 CODE: 1871 CODE:
1694 _exit (code); 1872 _exit (code);
1695 1873
1696int 1874int
… …
1730call (Coro::State coro, SV *coderef) 1908call (Coro::State coro, SV *coderef)
1731 ALIAS: 1909 ALIAS:
1732 eval = 1 1910 eval = 1
1733 CODE: 1911 CODE:
1734{ 1912{
1735 if (coro->mainstack) 1913 if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot))
1736 { 1914 {
1737 struct coro temp; 1915 struct coro temp;
1738 1916
1739 if (!(coro->flags & CF_RUNNING)) 1917 if (!(coro->flags & CF_RUNNING))
1740 { 1918 {
… …
1787 1965
1788void 1966void
1789api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) 1967api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1790 1968
1791SV * 1969SV *
1792has_stack (Coro::State coro) 1970has_cctx (Coro::State coro)
1793 PROTOTYPE: $ 1971 PROTOTYPE: $
1794 CODE: 1972 CODE:
1795 RETVAL = boolSV (!!coro->cctx); 1973 RETVAL = boolSV (!!coro->cctx);
1796 OUTPUT: 1974 OUTPUT:
1797 RETVAL 1975 RETVAL
… …
1822force_cctx () 2000force_cctx ()
1823 CODE: 2001 CODE:
1824 struct coro *coro = SvSTATE (coro_current); 2002 struct coro *coro = SvSTATE (coro_current);
1825 coro->cctx->idle_sp = 0; 2003 coro->cctx->idle_sp = 0;
1826 2004
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 2005void
1916throw (Coro::State self, SV *throw = &PL_sv_undef) 2006throw (Coro::State self, SV *throw = &PL_sv_undef)
1917 PROTOTYPE: $;$ 2007 PROTOTYPE: $;$
1918 CODE: 2008 CODE:
1919 SvREFCNT_dec (self->throw); 2009 SvREFCNT_dec (self->throw);
… …
1933 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; 2023 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv;
1934 2024
1935 SV *tmp = *src; *src = *dst; *dst = tmp; 2025 SV *tmp = *src; *src = *dst; *dst = tmp;
1936 } 2026 }
1937 2027
2028MODULE = Coro::State PACKAGE = Coro
2029
2030BOOT:
2031{
2032 int i;
2033
2034 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
2035 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
2036 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
2037
2038 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
2039 SvREADONLY_on (coro_current);
2040
2041 coro_stash = gv_stashpv ("Coro", TRUE);
2042
2043 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
2044 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
2045 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
2046 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
2047 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
2048 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
2049
2050 for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
2051 coro_ready[i] = newAV ();
2052
2053 {
2054 SV *sv = perl_get_sv ("Coro::API", TRUE);
2055 perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
2056
2057 coroapi.schedule = api_schedule;
2058 coroapi.cede = api_cede;
2059 coroapi.cede_notself = api_cede_notself;
2060 coroapi.ready = api_ready;
2061 coroapi.is_ready = api_is_ready;
2062 coroapi.nready = &coro_nready;
2063 coroapi.current = coro_current;
2064
2065 GCoroAPI = &coroapi;
2066 sv_setiv (sv, (IV)&coroapi);
2067 SvREADONLY_on (sv);
2068 }
2069}
2070
2071void
2072_set_current (SV *current)
2073 PROTOTYPE: $
2074 CODE:
2075 SvREFCNT_dec (SvRV (coro_current));
2076 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
2077
2078void
2079_set_readyhook (SV *hook)
2080 PROTOTYPE: $
2081 CODE:
2082 LOCK;
2083 SvREFCNT_dec (coro_readyhook);
2084 coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
2085 UNLOCK;
2086
2087int
2088prio (Coro::State coro, int newprio = 0)
2089 ALIAS:
2090 nice = 1
2091 CODE:
2092{
2093 RETVAL = coro->prio;
2094
2095 if (items > 1)
2096 {
2097 if (ix)
2098 newprio = coro->prio - newprio;
2099
2100 if (newprio < PRIO_MIN) newprio = PRIO_MIN;
2101 if (newprio > PRIO_MAX) newprio = PRIO_MAX;
2102
2103 coro->prio = newprio;
2104 }
2105}
2106 OUTPUT:
2107 RETVAL
2108
2109SV *
2110ready (SV *self)
2111 PROTOTYPE: $
2112 CODE:
2113 RETVAL = boolSV (api_ready (self));
2114 OUTPUT:
2115 RETVAL
2116
2117int
2118nready (...)
2119 PROTOTYPE:
2120 CODE:
2121 RETVAL = coro_nready;
2122 OUTPUT:
2123 RETVAL
2124
1938# for async_pool speedup 2125# for async_pool speedup
1939void 2126void
1940_pool_1 (SV *cb) 2127_pool_1 (SV *cb)
1941 CODE: 2128 CODE:
1942{ 2129{
… …
1947 AV *invoke_av; 2134 AV *invoke_av;
1948 int i, len; 2135 int i, len;
1949 2136
1950 if (!invoke) 2137 if (!invoke)
1951 { 2138 {
1952 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2139 SV *old = PL_diehook;
2140 PL_diehook = 0;
2141 SvREFCNT_dec (old);
1953 croak ("\3async_pool terminate\2\n"); 2142 croak ("\3async_pool terminate\2\n");
1954 } 2143 }
1955 2144
1956 SvREFCNT_dec (coro->saved_deffh); 2145 SvREFCNT_dec (coro->saved_deffh);
1957 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); 2146 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
… …
1986 coro->saved_deffh = 0; 2175 coro->saved_deffh = 0;
1987 2176
1988 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) 2177 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1989 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) 2178 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1990 { 2179 {
1991 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2180 SV *old = PL_diehook;
2181 PL_diehook = 0;
2182 SvREFCNT_dec (old);
1992 croak ("\3async_pool terminate\2\n"); 2183 croak ("\3async_pool terminate\2\n");
1993 } 2184 }
1994 2185
1995 av_clear (GvAV (PL_defgv)); 2186 av_clear (GvAV (PL_defgv));
1996 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, 2187 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
… …
2001 if (coro->cctx && (coro->cctx->flags & CC_TRACE)) 2192 if (coro->cctx && (coro->cctx->flags & CC_TRACE))
2002 api_trace (coro_current, 0); 2193 api_trace (coro_current, 0);
2003 2194
2004 av_push (av_async_pool, newSVsv (coro_current)); 2195 av_push (av_async_pool, newSVsv (coro_current));
2005} 2196}
2197
2198#if 0
2199
2200void
2201_generator_call (...)
2202 PROTOTYPE: @
2203 PPCODE:
2204 fprintf (stderr, "call %p\n", CvXSUBANY(cv).any_ptr);
2205 xxxx
2206 abort ();
2207
2208SV *
2209gensub (SV *sub, ...)
2210 PROTOTYPE: &;@
2211 CODE:
2212{
2213 struct coro *coro;
2214 MAGIC *mg;
2215 CV *xcv;
2216 CV *ncv = (CV *)newSV_type (SVt_PVCV);
2217 int i;
2218
2219 CvGV (ncv) = CvGV (cv);
2220 CvFILE (ncv) = CvFILE (cv);
2221
2222 Newz (0, coro, 1, struct coro);
2223 coro->args = newAV ();
2224 coro->flags = CF_NEW;
2225
2226 av_extend (coro->args, items - 1);
2227 for (i = 1; i < items; i++)
2228 av_push (coro->args, newSVsv (ST (i)));
2229
2230 CvISXSUB_on (ncv);
2231 CvXSUBANY (ncv).any_ptr = (void *)coro;
2232
2233 xcv = GvCV (gv_fetchpv ("Coro::_generator_call", 0, SVt_PVCV));
2234
2235 CvXSUB (ncv) = CvXSUB (xcv);
2236 CvANON_on (ncv);
2237
2238 mg = sv_magicext ((SV *)ncv, 0, CORO_MAGIC_type_state, &coro_gensub_vtbl, (char *)coro, 0);
2239 RETVAL = newRV_noinc ((SV *)ncv);
2240}
2241 OUTPUT:
2242 RETVAL
2243
2244#endif
2006 2245
2007 2246
2008MODULE = Coro::State PACKAGE = Coro::AIO 2247MODULE = Coro::State PACKAGE = Coro::AIO
2009 2248
2010SV * 2249SV *
… …
2037 PL_laststype = data->laststype; 2276 PL_laststype = data->laststype;
2038 PL_laststatval = data->laststatval; 2277 PL_laststatval = data->laststatval;
2039 PL_statcache = data->statcache; 2278 PL_statcache = data->statcache;
2040} 2279}
2041 2280
2281
2282MODULE = Coro::State PACKAGE = Coro::AnyEvent
2283
2284BOOT:
2285 sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
2286
2287SV *
2288_schedule (...)
2289 PROTOTYPE: @
2290 CODE:
2291{
2292 static int incede;
2293
2294 api_cede_notself ();
2295
2296 ++incede;
2297 while (coro_nready >= incede && api_cede ())
2298 ;
2299
2300 sv_setsv (sv_activity, &PL_sv_undef);
2301 if (coro_nready >= incede)
2302 {
2303 PUSHMARK (SP);
2304 PUTBACK;
2305 call_pv ("Coro::AnyEvent::_activity", G_DISCARD | G_EVAL);
2306 SPAGAIN;
2307 }
2308
2309 --incede;
2310}
2311
2312
2313MODULE = Coro::State PACKAGE = PerlIO::cede
2314
2315BOOT:
2316 PerlIO_define_layer (aTHX_ &PerlIO_cede);

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