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Comparing Coro/Coro/State.xs (file contents):
Revision 1.230 by root, Mon Apr 14 11:28:59 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>
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
… …
145 I32 laststype; 154 I32 laststype;
146 int laststatval; 155 int laststatval;
147 Stat_t statcache; 156 Stat_t statcache;
148}; 157};
149 158
159static double (*nvtime)(); /* so why doesn't it take void? */
160
150static size_t coro_stacksize = CORO_STACKSIZE; 161static size_t coro_stacksize = CORO_STACKSIZE;
151static struct CoroAPI coroapi; 162static struct CoroAPI coroapi;
152static AV *main_mainstack; /* used to differentiate between $main and others */ 163static AV *main_mainstack; /* used to differentiate between $main and others */
153static JMPENV *main_top_env; 164static JMPENV *main_top_env;
154static HV *coro_state_stash, *coro_stash; 165static HV *coro_state_stash, *coro_stash;
… …
162 173
163/* async_pool helper stuff */ 174/* async_pool helper stuff */
164static SV *sv_pool_rss; 175static SV *sv_pool_rss;
165static SV *sv_pool_size; 176static SV *sv_pool_size;
166static AV *av_async_pool; 177static AV *av_async_pool;
178
179/* Coro::AnyEvent */
180static SV *sv_activity;
167 181
168static struct coro_cctx *cctx_first; 182static struct coro_cctx *cctx_first;
169static int cctx_count, cctx_idle; 183static int cctx_count, cctx_idle;
170 184
171enum { 185enum {
… …
257#define PRIO_IDLE -3 271#define PRIO_IDLE -3
258#define PRIO_MIN -4 272#define PRIO_MIN -4
259 273
260/* for Coro.pm */ 274/* for Coro.pm */
261static SV *coro_current; 275static SV *coro_current;
276static SV *coro_readyhook;
262static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; 277static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
263static int coro_nready; 278static int coro_nready;
264static struct coro *coro_first; 279static struct coro *coro_first;
265 280
266/** lowlevel stuff **********************************************************/ 281/** lowlevel stuff **********************************************************/
… …
349 364
350 /* casting is fun. */ 365 /* casting is fun. */
351 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) 366 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av)))
352 free_padlist (aTHX_ padlist); 367 free_padlist (aTHX_ padlist);
353 368
369 SvREFCNT_dec (av); /* sv_magicext increased the refcount */
370
354 return 0; 371 return 0;
355} 372}
356 373
357#define CORO_MAGIC_type_cv PERL_MAGIC_ext 374#define CORO_MAGIC_type_cv PERL_MAGIC_ext
358#define CORO_MAGIC_type_state PERL_MAGIC_ext 375#define CORO_MAGIC_type_state PERL_MAGIC_ext
… …
408 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) 425 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))
409 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; 426 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];
410 else 427 else
411 { 428 {
412#if CORO_PREFER_PERL_FUNCTIONS 429#if CORO_PREFER_PERL_FUNCTIONS
413 /* this is probably cleaner, but also slower? */ 430 /* this is probably cleaner? but also slower! */
431 /* in practise, it seems to be less stable */
414 CV *cp = Perl_cv_clone (cv); 432 CV *cp = Perl_cv_clone (cv);
415 CvPADLIST (cv) = CvPADLIST (cp); 433 CvPADLIST (cv) = CvPADLIST (cp);
416 CvPADLIST (cp) = 0; 434 CvPADLIST (cp) = 0;
417 SvREFCNT_dec (cp); 435 SvREFCNT_dec (cp);
418#else 436#else
… …
502 520
503 if (expect_true (CvDEPTH (cv))) 521 if (expect_true (CvDEPTH (cv)))
504 { 522 {
505 EXTEND (SP, 3); 523 EXTEND (SP, 3);
506 PUSHs ((SV *)CvPADLIST (cv)); 524 PUSHs ((SV *)CvPADLIST (cv));
507 PUSHs (INT2PTR (SV *, CvDEPTH (cv))); 525 PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
508 PUSHs ((SV *)cv); 526 PUSHs ((SV *)cv);
509 527
510 CvDEPTH (cv) = 0; 528 CvDEPTH (cv) = 0;
511 get_padlist (aTHX_ cv); 529 get_padlist (aTHX_ cv);
512 } 530 }
… …
651 #undef VAR 669 #undef VAR
652 } 670 }
653 else 671 else
654 slot = coro->slot; 672 slot = coro->slot;
655 673
674 if (slot)
675 {
656 rss += sizeof (slot->curstackinfo); 676 rss += sizeof (slot->curstackinfo);
657 rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); 677 rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);
658 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 *);
659 rss += slot->tmps_max * sizeof (SV *); 679 rss += slot->tmps_max * sizeof (SV *);
660 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); 680 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
661 rss += slot->scopestack_max * sizeof (I32); 681 rss += slot->scopestack_max * sizeof (I32);
662 rss += slot->savestack_max * sizeof (ANY); 682 rss += slot->savestack_max * sizeof (ANY);
663 683
664#if !PERL_VERSION_ATLEAST (5,10,0) 684#if !PERL_VERSION_ATLEAST (5,10,0)
665 rss += slot->retstack_max * sizeof (OP *); 685 rss += slot->retstack_max * sizeof (OP *);
666#endif 686#endif
687 }
667 } 688 }
668 689
669 return rss; 690 return rss;
670} 691}
671 692
672/** coroutine stack handling ************************************************/ 693/** coroutine stack handling ************************************************/
673 694
674static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); 695static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg);
675static 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
676 705
677/* 706/*
678 * This overrides the default magic get method of %SIG elements. 707 * 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 708 * 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 709 * and instead of tryign to save and restore the hash elements, we just provide
… …
688{ 717{
689 const char *s = MgPV_nolen_const (mg); 718 const char *s = MgPV_nolen_const (mg);
690 719
691 if (*s == '_') 720 if (*s == '_')
692 { 721 {
693 if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0; 722 SV **svp = 0;
694 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 }
695 } 732 }
696 733
697 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;
698} 759}
699 760
700static int 761static int
701coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) 762coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg)
702{ 763{
… …
712 if (svp) 773 if (svp)
713 { 774 {
714 SV *old = *svp; 775 SV *old = *svp;
715 *svp = newSVsv (sv); 776 *svp = newSVsv (sv);
716 SvREFCNT_dec (old); 777 SvREFCNT_dec (old);
717 return; 778 return 0;
718 } 779 }
719 } 780 }
720 781
721 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; 782 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
722} 783}
… …
1371static int 1432static int
1372api_ready (SV *coro_sv) 1433api_ready (SV *coro_sv)
1373{ 1434{
1374 dTHX; 1435 dTHX;
1375 struct coro *coro; 1436 struct coro *coro;
1437 SV *sv_hook;
1438 void (*xs_hook)(void);
1376 1439
1377 if (SvROK (coro_sv)) 1440 if (SvROK (coro_sv))
1378 coro_sv = SvRV (coro_sv); 1441 coro_sv = SvRV (coro_sv);
1379 1442
1380 coro = SvSTATE (coro_sv); 1443 coro = SvSTATE (coro_sv);
… …
1383 return 0; 1446 return 0;
1384 1447
1385 coro->flags |= CF_READY; 1448 coro->flags |= CF_READY;
1386 1449
1387 LOCK; 1450 LOCK;
1451
1452 sv_hook = coro_nready ? 0 : coro_readyhook;
1453 xs_hook = coro_nready ? 0 : coroapi.readyhook;
1454
1388 coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); 1455 coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1389 ++coro_nready; 1456 ++coro_nready;
1457
1390 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 ();
1391 1478
1392 return 1; 1479 return 1;
1393} 1480}
1394 1481
1395static int 1482static int
… …
1545 else 1632 else
1546 coro->slot->runops = RUNOPS_DEFAULT; 1633 coro->slot->runops = RUNOPS_DEFAULT;
1547 } 1634 }
1548} 1635}
1549 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
1550MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ 1729MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1551 1730
1552PROTOTYPES: DISABLE 1731PROTOTYPES: DISABLE
1553 1732
1554BOOT: 1733BOOT:
… …
1559 BOOT_PAGESIZE; 1738 BOOT_PAGESIZE;
1560 1739
1561 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); 1740 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV);
1562 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); 1741 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO);
1563 1742
1564 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;
1565 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;
1566 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;
1567 PL_vtbl_sigelem.svt_set = coro_sigelem_set;
1568 1746
1569 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); 1747 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1570 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));
1571 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));
1572 1750
… …
1581 main_top_env = PL_top_env; 1759 main_top_env = PL_top_env;
1582 1760
1583 while (main_top_env->je_prev) 1761 while (main_top_env->je_prev)
1584 main_top_env = main_top_env->je_prev; 1762 main_top_env = main_top_env->je_prev;
1585 1763
1586 coroapi.ver = CORO_API_VERSION; 1764 coroapi.ver = CORO_API_VERSION;
1587 coroapi.rev = CORO_API_REVISION; 1765 coroapi.rev = CORO_API_REVISION;
1588 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 }
1589 1776
1590 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); 1777 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1591} 1778}
1592 1779
1593SV * 1780SV *
… …
1677 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); 1864 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1678 OUTPUT: 1865 OUTPUT:
1679 RETVAL 1866 RETVAL
1680 1867
1681void 1868void
1682_exit (code) 1869_exit (int code)
1683 int code
1684 PROTOTYPE: $ 1870 PROTOTYPE: $
1685 CODE: 1871 CODE:
1686 _exit (code); 1872 _exit (code);
1687 1873
1688int 1874int
… …
1722call (Coro::State coro, SV *coderef) 1908call (Coro::State coro, SV *coderef)
1723 ALIAS: 1909 ALIAS:
1724 eval = 1 1910 eval = 1
1725 CODE: 1911 CODE:
1726{ 1912{
1727 if (coro->mainstack) 1913 if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot))
1728 { 1914 {
1729 struct coro temp; 1915 struct coro temp;
1730 1916
1731 if (!(coro->flags & CF_RUNNING)) 1917 if (!(coro->flags & CF_RUNNING))
1732 { 1918 {
… …
1779 1965
1780void 1966void
1781api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) 1967api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1782 1968
1783SV * 1969SV *
1784has_stack (Coro::State coro) 1970has_cctx (Coro::State coro)
1785 PROTOTYPE: $ 1971 PROTOTYPE: $
1786 CODE: 1972 CODE:
1787 RETVAL = boolSV (!!coro->cctx); 1973 RETVAL = boolSV (!!coro->cctx);
1788 OUTPUT: 1974 OUTPUT:
1789 RETVAL 1975 RETVAL
… …
1814force_cctx () 2000force_cctx ()
1815 CODE: 2001 CODE:
1816 struct coro *coro = SvSTATE (coro_current); 2002 struct coro *coro = SvSTATE (coro_current);
1817 coro->cctx->idle_sp = 0; 2003 coro->cctx->idle_sp = 0;
1818 2004
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 2005void
1908throw (Coro::State self, SV *throw = &PL_sv_undef) 2006throw (Coro::State self, SV *throw = &PL_sv_undef)
1909 PROTOTYPE: $;$ 2007 PROTOTYPE: $;$
1910 CODE: 2008 CODE:
1911 SvREFCNT_dec (self->throw); 2009 SvREFCNT_dec (self->throw);
… …
1925 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; 2023 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv;
1926 2024
1927 SV *tmp = *src; *src = *dst; *dst = tmp; 2025 SV *tmp = *src; *src = *dst; *dst = tmp;
1928 } 2026 }
1929 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
1930# for async_pool speedup 2125# for async_pool speedup
1931void 2126void
1932_pool_1 (SV *cb) 2127_pool_1 (SV *cb)
1933 CODE: 2128 CODE:
1934{ 2129{
… …
1939 AV *invoke_av; 2134 AV *invoke_av;
1940 int i, len; 2135 int i, len;
1941 2136
1942 if (!invoke) 2137 if (!invoke)
1943 { 2138 {
1944 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2139 SV *old = PL_diehook;
2140 PL_diehook = 0;
2141 SvREFCNT_dec (old);
1945 croak ("\3async_pool terminate\2\n"); 2142 croak ("\3async_pool terminate\2\n");
1946 } 2143 }
1947 2144
1948 SvREFCNT_dec (coro->saved_deffh); 2145 SvREFCNT_dec (coro->saved_deffh);
1949 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); 2146 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
… …
1978 coro->saved_deffh = 0; 2175 coro->saved_deffh = 0;
1979 2176
1980 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) 2177 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1981 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) 2178 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1982 { 2179 {
1983 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2180 SV *old = PL_diehook;
2181 PL_diehook = 0;
2182 SvREFCNT_dec (old);
1984 croak ("\3async_pool terminate\2\n"); 2183 croak ("\3async_pool terminate\2\n");
1985 } 2184 }
1986 2185
1987 av_clear (GvAV (PL_defgv)); 2186 av_clear (GvAV (PL_defgv));
1988 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, 2187 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
… …
1993 if (coro->cctx && (coro->cctx->flags & CC_TRACE)) 2192 if (coro->cctx && (coro->cctx->flags & CC_TRACE))
1994 api_trace (coro_current, 0); 2193 api_trace (coro_current, 0);
1995 2194
1996 av_push (av_async_pool, newSVsv (coro_current)); 2195 av_push (av_async_pool, newSVsv (coro_current));
1997} 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
1998 2245
1999 2246
2000MODULE = Coro::State PACKAGE = Coro::AIO 2247MODULE = Coro::State PACKAGE = Coro::AIO
2001 2248
2002SV * 2249SV *
… …
2029 PL_laststype = data->laststype; 2276 PL_laststype = data->laststype;
2030 PL_laststatval = data->laststatval; 2277 PL_laststatval = data->laststatval;
2031 PL_statcache = data->statcache; 2278 PL_statcache = data->statcache;
2032} 2279}
2033 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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