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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 1.243 by root, Sat Aug 30 03:07:46 2008 UTC

10#include "patchlevel.h" 10#include "patchlevel.h"
11 11
12#include <stdio.h> 12#include <stdio.h>
13#include <errno.h> 13#include <errno.h>
14#include <assert.h> 14#include <assert.h>
15
16#ifdef WIN32
17# undef setjmp
18# undef longjmp
19# undef _exit
20# define setjmp _setjmp // deep magic, don't ask
21#else
15#include <inttypes.h> /* portable stdint.h */ 22# include <inttypes.h> /* most portable stdint.h */
23#endif
16 24
17#ifdef HAVE_MMAP 25#ifdef HAVE_MMAP
18# include <unistd.h> 26# include <unistd.h>
19# include <sys/mman.h> 27# include <sys/mman.h>
20# ifndef MAP_ANONYMOUS 28# ifndef MAP_ANONYMOUS
163/* async_pool helper stuff */ 171/* async_pool helper stuff */
164static SV *sv_pool_rss; 172static SV *sv_pool_rss;
165static SV *sv_pool_size; 173static SV *sv_pool_size;
166static AV *av_async_pool; 174static AV *av_async_pool;
167 175
176/* Coro::AnyEvent */
177static SV *sv_activity;
178
168static struct coro_cctx *cctx_first; 179static struct coro_cctx *cctx_first;
169static int cctx_count, cctx_idle; 180static int cctx_count, cctx_idle;
170 181
171enum { 182enum {
172 CC_MAPPED = 0x01, 183 CC_MAPPED = 0x01,
257#define PRIO_IDLE -3 268#define PRIO_IDLE -3
258#define PRIO_MIN -4 269#define PRIO_MIN -4
259 270
260/* for Coro.pm */ 271/* for Coro.pm */
261static SV *coro_current; 272static SV *coro_current;
273static SV *coro_readyhook;
262static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; 274static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
263static int coro_nready; 275static int coro_nready;
264static struct coro *coro_first; 276static struct coro *coro_first;
265 277
266/** lowlevel stuff **********************************************************/ 278/** lowlevel stuff **********************************************************/
502 514
503 if (expect_true (CvDEPTH (cv))) 515 if (expect_true (CvDEPTH (cv)))
504 { 516 {
505 EXTEND (SP, 3); 517 EXTEND (SP, 3);
506 PUSHs ((SV *)CvPADLIST (cv)); 518 PUSHs ((SV *)CvPADLIST (cv));
507 PUSHs (INT2PTR (SV *, CvDEPTH (cv))); 519 PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
508 PUSHs ((SV *)cv); 520 PUSHs ((SV *)cv);
509 521
510 CvDEPTH (cv) = 0; 522 CvDEPTH (cv) = 0;
511 get_padlist (aTHX_ cv); 523 get_padlist (aTHX_ cv);
512 } 524 }
671 683
672/** coroutine stack handling ************************************************/ 684/** coroutine stack handling ************************************************/
673 685
674static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); 686static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg);
675static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); 687static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg);
688static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg);
689
690/* apparently < 5.8.8 */
691#ifndef MgPV_nolen_const
692#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
693 SvPV_nolen((SV*)((mg)->mg_ptr)) : \
694 (const char*)(mg)->mg_ptr)
695#endif
676 696
677/* 697/*
678 * This overrides the default magic get method of %SIG elements. 698 * 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 699 * 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 700 * and instead of tryign to save and restore the hash elements, we just provide
688{ 708{
689 const char *s = MgPV_nolen_const (mg); 709 const char *s = MgPV_nolen_const (mg);
690 710
691 if (*s == '_') 711 if (*s == '_')
692 { 712 {
693 if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0; 713 SV **svp = 0;
694 if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0; 714
715 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
716 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
717
718 if (svp)
719 {
720 sv_setsv (sv, *svp ? *svp : &PL_sv_undef);
721 return 0;
722 }
695 } 723 }
696 724
697 return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; 725 return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
726}
727
728static int
729coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg)
730{
731 const char *s = MgPV_nolen_const (mg);
732
733 if (*s == '_')
734 {
735 SV **svp = 0;
736
737 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
738 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
739
740 if (svp)
741 {
742 SV *old = *svp;
743 *svp = 0;
744 SvREFCNT_dec (old);
745 return 0;
746 }
747 }
748
749 return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
698} 750}
699 751
700static int 752static int
701coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) 753coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg)
702{ 754{
712 if (svp) 764 if (svp)
713 { 765 {
714 SV *old = *svp; 766 SV *old = *svp;
715 *svp = newSVsv (sv); 767 *svp = newSVsv (sv);
716 SvREFCNT_dec (old); 768 SvREFCNT_dec (old);
717 return; 769 return 0;
718 } 770 }
719 } 771 }
720 772
721 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; 773 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
722} 774}
1371static int 1423static int
1372api_ready (SV *coro_sv) 1424api_ready (SV *coro_sv)
1373{ 1425{
1374 dTHX; 1426 dTHX;
1375 struct coro *coro; 1427 struct coro *coro;
1428 SV *sv_hook;
1429 void (*xs_hook)(void);
1376 1430
1377 if (SvROK (coro_sv)) 1431 if (SvROK (coro_sv))
1378 coro_sv = SvRV (coro_sv); 1432 coro_sv = SvRV (coro_sv);
1379 1433
1380 coro = SvSTATE (coro_sv); 1434 coro = SvSTATE (coro_sv);
1383 return 0; 1437 return 0;
1384 1438
1385 coro->flags |= CF_READY; 1439 coro->flags |= CF_READY;
1386 1440
1387 LOCK; 1441 LOCK;
1442
1443 sv_hook = coro_nready ? 0 : coro_readyhook;
1444 xs_hook = coro_nready ? 0 : coroapi.readyhook;
1445
1388 coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); 1446 coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1389 ++coro_nready; 1447 ++coro_nready;
1448
1390 UNLOCK; 1449 UNLOCK;
1450
1451 if (sv_hook)
1452 {
1453 dSP;
1454
1455 ENTER;
1456 SAVETMPS;
1457
1458 PUSHMARK (SP);
1459 PUTBACK;
1460 call_sv (sv_hook, G_DISCARD);
1461 SPAGAIN;
1462
1463 FREETMPS;
1464 LEAVE;
1465 }
1466
1467 if (xs_hook)
1468 xs_hook ();
1391 1469
1392 return 1; 1470 return 1;
1393} 1471}
1394 1472
1395static int 1473static int
1545 else 1623 else
1546 coro->slot->runops = RUNOPS_DEFAULT; 1624 coro->slot->runops = RUNOPS_DEFAULT;
1547 } 1625 }
1548} 1626}
1549 1627
1628static int
1629coro_gensub_free (pTHX_ SV *sv, MAGIC *mg)
1630{
1631 AV *padlist;
1632 AV *av = (AV *)mg->mg_obj;
1633
1634 abort ();
1635
1636 return 0;
1637}
1638
1639static MGVTBL coro_gensub_vtbl = {
1640 0, 0, 0, 0,
1641 coro_gensub_free
1642};
1643
1550MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ 1644MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1551 1645
1552PROTOTYPES: DISABLE 1646PROTOTYPES: DISABLE
1553 1647
1554BOOT: 1648BOOT:
1559 BOOT_PAGESIZE; 1653 BOOT_PAGESIZE;
1560 1654
1561 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); 1655 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV);
1562 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); 1656 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO);
1563 1657
1564 orig_sigelem_get = PL_vtbl_sigelem.svt_get; 1658 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; 1659 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; 1660 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 1661
1569 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); 1662 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1570 rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); 1663 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)); 1664 rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
1572 1665
1581 main_top_env = PL_top_env; 1674 main_top_env = PL_top_env;
1582 1675
1583 while (main_top_env->je_prev) 1676 while (main_top_env->je_prev)
1584 main_top_env = main_top_env->je_prev; 1677 main_top_env = main_top_env->je_prev;
1585 1678
1586 coroapi.ver = CORO_API_VERSION; 1679 coroapi.ver = CORO_API_VERSION;
1587 coroapi.rev = CORO_API_REVISION; 1680 coroapi.rev = CORO_API_REVISION;
1588 coroapi.transfer = api_transfer; 1681 coroapi.transfer = api_transfer;
1589 1682
1590 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); 1683 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1591} 1684}
1592 1685
1593SV * 1686SV *
1677 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); 1770 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1678 OUTPUT: 1771 OUTPUT:
1679 RETVAL 1772 RETVAL
1680 1773
1681void 1774void
1682_exit (code) 1775_exit (int code)
1683 int code
1684 PROTOTYPE: $ 1776 PROTOTYPE: $
1685 CODE: 1777 CODE:
1686 _exit (code); 1778 _exit (code);
1687 1779
1688int 1780int
1779 1871
1780void 1872void
1781api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) 1873api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1782 1874
1783SV * 1875SV *
1784has_stack (Coro::State coro) 1876has_cctx (Coro::State coro)
1785 PROTOTYPE: $ 1877 PROTOTYPE: $
1786 CODE: 1878 CODE:
1787 RETVAL = boolSV (!!coro->cctx); 1879 RETVAL = boolSV (!!coro->cctx);
1788 OUTPUT: 1880 OUTPUT:
1789 RETVAL 1881 RETVAL
1814force_cctx () 1906force_cctx ()
1815 CODE: 1907 CODE:
1816 struct coro *coro = SvSTATE (coro_current); 1908 struct coro *coro = SvSTATE (coro_current);
1817 coro->cctx->idle_sp = 0; 1909 coro->cctx->idle_sp = 0;
1818 1910
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 1911void
1908throw (Coro::State self, SV *throw = &PL_sv_undef) 1912throw (Coro::State self, SV *throw = &PL_sv_undef)
1909 PROTOTYPE: $;$ 1913 PROTOTYPE: $;$
1910 CODE: 1914 CODE:
1911 SvREFCNT_dec (self->throw); 1915 SvREFCNT_dec (self->throw);
1925 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; 1929 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv;
1926 1930
1927 SV *tmp = *src; *src = *dst; *dst = tmp; 1931 SV *tmp = *src; *src = *dst; *dst = tmp;
1928 } 1932 }
1929 1933
1934MODULE = Coro::State PACKAGE = Coro
1935
1936BOOT:
1937{
1938 int i;
1939
1940 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1941 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1942 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1943
1944 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1945 SvREADONLY_on (coro_current);
1946
1947 coro_stash = gv_stashpv ("Coro", TRUE);
1948
1949 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1950 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1951 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1952 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
1953 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
1954 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
1955
1956 for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1957 coro_ready[i] = newAV ();
1958
1959 {
1960 SV *sv = perl_get_sv ("Coro::API", TRUE);
1961 perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
1962
1963 coroapi.schedule = api_schedule;
1964 coroapi.cede = api_cede;
1965 coroapi.cede_notself = api_cede_notself;
1966 coroapi.ready = api_ready;
1967 coroapi.is_ready = api_is_ready;
1968 coroapi.nready = &coro_nready;
1969 coroapi.current = coro_current;
1970
1971 GCoroAPI = &coroapi;
1972 sv_setiv (sv, (IV)&coroapi);
1973 SvREADONLY_on (sv);
1974 }
1975}
1976
1977void
1978_set_current (SV *current)
1979 PROTOTYPE: $
1980 CODE:
1981 SvREFCNT_dec (SvRV (coro_current));
1982 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1983
1984void
1985_set_readyhook (SV *hook)
1986 PROTOTYPE: $
1987 CODE:
1988 LOCK;
1989 SvREFCNT_dec (coro_readyhook);
1990 coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
1991 UNLOCK;
1992
1993int
1994prio (Coro::State coro, int newprio = 0)
1995 ALIAS:
1996 nice = 1
1997 CODE:
1998{
1999 RETVAL = coro->prio;
2000
2001 if (items > 1)
2002 {
2003 if (ix)
2004 newprio = coro->prio - newprio;
2005
2006 if (newprio < PRIO_MIN) newprio = PRIO_MIN;
2007 if (newprio > PRIO_MAX) newprio = PRIO_MAX;
2008
2009 coro->prio = newprio;
2010 }
2011}
2012 OUTPUT:
2013 RETVAL
2014
2015SV *
2016ready (SV *self)
2017 PROTOTYPE: $
2018 CODE:
2019 RETVAL = boolSV (api_ready (self));
2020 OUTPUT:
2021 RETVAL
2022
2023int
2024nready (...)
2025 PROTOTYPE:
2026 CODE:
2027 RETVAL = coro_nready;
2028 OUTPUT:
2029 RETVAL
2030
1930# for async_pool speedup 2031# for async_pool speedup
1931void 2032void
1932_pool_1 (SV *cb) 2033_pool_1 (SV *cb)
1933 CODE: 2034 CODE:
1934{ 2035{
1939 AV *invoke_av; 2040 AV *invoke_av;
1940 int i, len; 2041 int i, len;
1941 2042
1942 if (!invoke) 2043 if (!invoke)
1943 { 2044 {
1944 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2045 SV *old = PL_diehook;
2046 PL_diehook = 0;
2047 SvREFCNT_dec (old);
1945 croak ("\3async_pool terminate\2\n"); 2048 croak ("\3async_pool terminate\2\n");
1946 } 2049 }
1947 2050
1948 SvREFCNT_dec (coro->saved_deffh); 2051 SvREFCNT_dec (coro->saved_deffh);
1949 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); 2052 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
1978 coro->saved_deffh = 0; 2081 coro->saved_deffh = 0;
1979 2082
1980 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) 2083 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1981 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) 2084 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1982 { 2085 {
1983 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2086 SV *old = PL_diehook;
2087 PL_diehook = 0;
2088 SvREFCNT_dec (old);
1984 croak ("\3async_pool terminate\2\n"); 2089 croak ("\3async_pool terminate\2\n");
1985 } 2090 }
1986 2091
1987 av_clear (GvAV (PL_defgv)); 2092 av_clear (GvAV (PL_defgv));
1988 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, 2093 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
1993 if (coro->cctx && (coro->cctx->flags & CC_TRACE)) 2098 if (coro->cctx && (coro->cctx->flags & CC_TRACE))
1994 api_trace (coro_current, 0); 2099 api_trace (coro_current, 0);
1995 2100
1996 av_push (av_async_pool, newSVsv (coro_current)); 2101 av_push (av_async_pool, newSVsv (coro_current));
1997} 2102}
2103
2104#if 0
2105
2106void
2107_generator_call (...)
2108 PROTOTYPE: @
2109 PPCODE:
2110 fprintf (stderr, "call %p\n", CvXSUBANY(cv).any_ptr);
2111 xxxx
2112 abort ();
2113
2114SV *
2115gensub (SV *sub, ...)
2116 PROTOTYPE: &;@
2117 CODE:
2118{
2119 struct coro *coro;
2120 MAGIC *mg;
2121 CV *xcv;
2122 CV *ncv = (CV *)newSV_type (SVt_PVCV);
2123 int i;
2124
2125 CvGV (ncv) = CvGV (cv);
2126 CvFILE (ncv) = CvFILE (cv);
2127
2128 Newz (0, coro, 1, struct coro);
2129 coro->args = newAV ();
2130 coro->flags = CF_NEW;
2131
2132 av_extend (coro->args, items - 1);
2133 for (i = 1; i < items; i++)
2134 av_push (coro->args, newSVsv (ST (i)));
2135
2136 CvISXSUB_on (ncv);
2137 CvXSUBANY (ncv).any_ptr = (void *)coro;
2138
2139 xcv = GvCV (gv_fetchpv ("Coro::_generator_call", 0, SVt_PVCV));
2140
2141 CvXSUB (ncv) = CvXSUB (xcv);
2142 CvANON_on (ncv);
2143
2144 mg = sv_magicext ((SV *)ncv, 0, CORO_MAGIC_type_state, &coro_gensub_vtbl, (char *)coro, 0);
2145 RETVAL = newRV_noinc ((SV *)ncv);
2146}
2147 OUTPUT:
2148 RETVAL
2149
2150#endif
1998 2151
1999 2152
2000MODULE = Coro::State PACKAGE = Coro::AIO 2153MODULE = Coro::State PACKAGE = Coro::AIO
2001 2154
2002SV * 2155SV *
2029 PL_laststype = data->laststype; 2182 PL_laststype = data->laststype;
2030 PL_laststatval = data->laststatval; 2183 PL_laststatval = data->laststatval;
2031 PL_statcache = data->statcache; 2184 PL_statcache = data->statcache;
2032} 2185}
2033 2186
2187
2188MODULE = Coro::State PACKAGE = Coro::AnyEvent
2189
2190BOOT:
2191 sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
2192
2193SV *
2194_schedule (...)
2195 PROTOTYPE: @
2196 CODE:
2197{
2198 static int incede;
2199
2200 api_cede_notself ();
2201
2202 ++incede;
2203 while (coro_nready >= incede && api_cede ())
2204 ;
2205
2206 sv_setsv (sv_activity, &PL_sv_undef);
2207 if (coro_nready >= incede)
2208 {
2209 PUSHMARK (SP);
2210 PUTBACK;
2211 call_pv ("Coro::AnyEvent::_activity", G_DISCARD | G_EVAL);
2212 SPAGAIN;
2213 }
2214
2215 --incede;
2216}
2217

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