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Comparing Coro/Coro/State.xs (file contents):
Revision 1.233 by root, Fri May 9 22:04:37 2008 UTC vs.
Revision 1.243 by root, Sat Aug 30 03:07:46 2008 UTC

683 683
684/** coroutine stack handling ************************************************/ 684/** coroutine stack handling ************************************************/
685 685
686static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); 686static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg);
687static 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
688 696
689/* 697/*
690 * This overrides the default magic get method of %SIG elements. 698 * This overrides the default magic get method of %SIG elements.
691 * 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
692 * 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
700{ 708{
701 const char *s = MgPV_nolen_const (mg); 709 const char *s = MgPV_nolen_const (mg);
702 710
703 if (*s == '_') 711 if (*s == '_')
704 { 712 {
705 if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0; 713 SV **svp = 0;
706 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 }
707 } 723 }
708 724
709 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;
710} 750}
711 751
712static int 752static int
713coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) 753coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg)
714{ 754{
1383static int 1423static int
1384api_ready (SV *coro_sv) 1424api_ready (SV *coro_sv)
1385{ 1425{
1386 dTHX; 1426 dTHX;
1387 struct coro *coro; 1427 struct coro *coro;
1388 SV *hook; 1428 SV *sv_hook;
1429 void (*xs_hook)(void);
1389 1430
1390 if (SvROK (coro_sv)) 1431 if (SvROK (coro_sv))
1391 coro_sv = SvRV (coro_sv); 1432 coro_sv = SvRV (coro_sv);
1392 1433
1393 coro = SvSTATE (coro_sv); 1434 coro = SvSTATE (coro_sv);
1397 1438
1398 coro->flags |= CF_READY; 1439 coro->flags |= CF_READY;
1399 1440
1400 LOCK; 1441 LOCK;
1401 1442
1402 hook = coro_nready ? 0 : coro_readyhook; 1443 sv_hook = coro_nready ? 0 : coro_readyhook;
1444 xs_hook = coro_nready ? 0 : coroapi.readyhook;
1403 1445
1404 coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); 1446 coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1405 ++coro_nready; 1447 ++coro_nready;
1406 1448
1407 UNLOCK; 1449 UNLOCK;
1408 1450
1409 if (hook) 1451 if (sv_hook)
1410 { 1452 {
1411 dSP; 1453 dSP;
1412 1454
1413 ENTER; 1455 ENTER;
1414 SAVETMPS; 1456 SAVETMPS;
1415 1457
1416 PUSHMARK (SP); 1458 PUSHMARK (SP);
1417 PUTBACK; 1459 PUTBACK;
1418 call_sv (hook, G_DISCARD); 1460 call_sv (sv_hook, G_DISCARD);
1419 SPAGAIN; 1461 SPAGAIN;
1420 1462
1421 FREETMPS; 1463 FREETMPS;
1422 LEAVE; 1464 LEAVE;
1423 } 1465 }
1466
1467 if (xs_hook)
1468 xs_hook ();
1424 1469
1425 return 1; 1470 return 1;
1426} 1471}
1427 1472
1428static int 1473static int
1578 else 1623 else
1579 coro->slot->runops = RUNOPS_DEFAULT; 1624 coro->slot->runops = RUNOPS_DEFAULT;
1580 } 1625 }
1581} 1626}
1582 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
1583MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ 1644MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1584 1645
1585PROTOTYPES: DISABLE 1646PROTOTYPES: DISABLE
1586 1647
1587BOOT: 1648BOOT:
1592 BOOT_PAGESIZE; 1653 BOOT_PAGESIZE;
1593 1654
1594 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); 1655 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV);
1595 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); 1656 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO);
1596 1657
1597 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;
1598 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;
1599 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;
1600 PL_vtbl_sigelem.svt_set = coro_sigelem_set;
1601 1661
1602 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); 1662 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1603 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));
1604 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));
1605 1665
1614 main_top_env = PL_top_env; 1674 main_top_env = PL_top_env;
1615 1675
1616 while (main_top_env->je_prev) 1676 while (main_top_env->je_prev)
1617 main_top_env = main_top_env->je_prev; 1677 main_top_env = main_top_env->je_prev;
1618 1678
1619 coroapi.ver = CORO_API_VERSION; 1679 coroapi.ver = CORO_API_VERSION;
1620 coroapi.rev = CORO_API_REVISION; 1680 coroapi.rev = CORO_API_REVISION;
1621 coroapi.transfer = api_transfer; 1681 coroapi.transfer = api_transfer;
1622 1682
1623 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); 1683 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1624} 1684}
1625 1685
1626SV * 1686SV *
1811 1871
1812void 1872void
1813api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) 1873api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1814 1874
1815SV * 1875SV *
1816has_stack (Coro::State coro) 1876has_cctx (Coro::State coro)
1817 PROTOTYPE: $ 1877 PROTOTYPE: $
1818 CODE: 1878 CODE:
1819 RETVAL = boolSV (!!coro->cctx); 1879 RETVAL = boolSV (!!coro->cctx);
1820 OUTPUT: 1880 OUTPUT:
1821 RETVAL 1881 RETVAL
1846force_cctx () 1906force_cctx ()
1847 CODE: 1907 CODE:
1848 struct coro *coro = SvSTATE (coro_current); 1908 struct coro *coro = SvSTATE (coro_current);
1849 coro->cctx->idle_sp = 0; 1909 coro->cctx->idle_sp = 0;
1850 1910
1851MODULE = Coro::State PACKAGE = Coro
1852
1853BOOT:
1854{
1855 int i;
1856
1857 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1858 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1859 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1860
1861 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1862 SvREADONLY_on (coro_current);
1863
1864 coro_stash = gv_stashpv ("Coro", TRUE);
1865
1866 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1867 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1868 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1869 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
1870 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
1871 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
1872
1873 for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1874 coro_ready[i] = newAV ();
1875
1876 {
1877 SV *sv = perl_get_sv ("Coro::API", TRUE);
1878 perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
1879
1880 coroapi.schedule = api_schedule;
1881 coroapi.cede = api_cede;
1882 coroapi.cede_notself = api_cede_notself;
1883 coroapi.ready = api_ready;
1884 coroapi.is_ready = api_is_ready;
1885 coroapi.nready = &coro_nready;
1886 coroapi.current = coro_current;
1887
1888 GCoroAPI = &coroapi;
1889 sv_setiv (sv, (IV)&coroapi);
1890 SvREADONLY_on (sv);
1891 }
1892}
1893
1894void
1895_set_current (SV *current)
1896 PROTOTYPE: $
1897 CODE:
1898 SvREFCNT_dec (SvRV (coro_current));
1899 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1900
1901void
1902_set_readyhook (SV *hook)
1903 PROTOTYPE: $
1904 CODE:
1905 LOCK;
1906 if (coro_readyhook)
1907 SvREFCNT_dec (coro_readyhook);
1908 coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
1909 UNLOCK;
1910
1911int
1912prio (Coro::State coro, int newprio = 0)
1913 ALIAS:
1914 nice = 1
1915 CODE:
1916{
1917 RETVAL = coro->prio;
1918
1919 if (items > 1)
1920 {
1921 if (ix)
1922 newprio = coro->prio - newprio;
1923
1924 if (newprio < PRIO_MIN) newprio = PRIO_MIN;
1925 if (newprio > PRIO_MAX) newprio = PRIO_MAX;
1926
1927 coro->prio = newprio;
1928 }
1929}
1930 OUTPUT:
1931 RETVAL
1932
1933SV *
1934ready (SV *self)
1935 PROTOTYPE: $
1936 CODE:
1937 RETVAL = boolSV (api_ready (self));
1938 OUTPUT:
1939 RETVAL
1940
1941int
1942nready (...)
1943 PROTOTYPE:
1944 CODE:
1945 RETVAL = coro_nready;
1946 OUTPUT:
1947 RETVAL
1948
1949void 1911void
1950throw (Coro::State self, SV *throw = &PL_sv_undef) 1912throw (Coro::State self, SV *throw = &PL_sv_undef)
1951 PROTOTYPE: $;$ 1913 PROTOTYPE: $;$
1952 CODE: 1914 CODE:
1953 SvREFCNT_dec (self->throw); 1915 SvREFCNT_dec (self->throw);
1967 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; 1929 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv;
1968 1930
1969 SV *tmp = *src; *src = *dst; *dst = tmp; 1931 SV *tmp = *src; *src = *dst; *dst = tmp;
1970 } 1932 }
1971 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
1972# for async_pool speedup 2031# for async_pool speedup
1973void 2032void
1974_pool_1 (SV *cb) 2033_pool_1 (SV *cb)
1975 CODE: 2034 CODE:
1976{ 2035{
1981 AV *invoke_av; 2040 AV *invoke_av;
1982 int i, len; 2041 int i, len;
1983 2042
1984 if (!invoke) 2043 if (!invoke)
1985 { 2044 {
1986 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2045 SV *old = PL_diehook;
2046 PL_diehook = 0;
2047 SvREFCNT_dec (old);
1987 croak ("\3async_pool terminate\2\n"); 2048 croak ("\3async_pool terminate\2\n");
1988 } 2049 }
1989 2050
1990 SvREFCNT_dec (coro->saved_deffh); 2051 SvREFCNT_dec (coro->saved_deffh);
1991 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); 2052 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
2020 coro->saved_deffh = 0; 2081 coro->saved_deffh = 0;
2021 2082
2022 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) 2083 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
2023 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) 2084 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
2024 { 2085 {
2025 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2086 SV *old = PL_diehook;
2087 PL_diehook = 0;
2088 SvREFCNT_dec (old);
2026 croak ("\3async_pool terminate\2\n"); 2089 croak ("\3async_pool terminate\2\n");
2027 } 2090 }
2028 2091
2029 av_clear (GvAV (PL_defgv)); 2092 av_clear (GvAV (PL_defgv));
2030 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, 2093 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
2035 if (coro->cctx && (coro->cctx->flags & CC_TRACE)) 2098 if (coro->cctx && (coro->cctx->flags & CC_TRACE))
2036 api_trace (coro_current, 0); 2099 api_trace (coro_current, 0);
2037 2100
2038 av_push (av_async_pool, newSVsv (coro_current)); 2101 av_push (av_async_pool, newSVsv (coro_current));
2039} 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
2040 2151
2041 2152
2042MODULE = Coro::State PACKAGE = Coro::AIO 2153MODULE = Coro::State PACKAGE = Coro::AIO
2043 2154
2044SV * 2155SV *
2078 2189
2079BOOT: 2190BOOT:
2080 sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE); 2191 sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
2081 2192
2082SV * 2193SV *
2083_schedule () 2194_schedule (...)
2084 PROTOTYPE: @ 2195 PROTOTYPE: @
2085 CODE: 2196 CODE:
2086{ 2197{
2087 static int incede; 2198 static int incede;
2088 fprintf (stderr, "_schedule\n");//D
2089 2199
2090 api_cede_notself (); 2200 api_cede_notself ();
2091 2201
2092 ++incede; 2202 ++incede;
2093 while (coro_nready >= incede && api_cede ()) 2203 while (coro_nready >= incede && api_cede ())
2096 sv_setsv (sv_activity, &PL_sv_undef); 2206 sv_setsv (sv_activity, &PL_sv_undef);
2097 if (coro_nready >= incede) 2207 if (coro_nready >= incede)
2098 { 2208 {
2099 PUSHMARK (SP); 2209 PUSHMARK (SP);
2100 PUTBACK; 2210 PUTBACK;
2101 fprintf (stderr, "call act %d >= %d\n", coro_nready, incede);//D
2102 call_pv ("Coro::AnyEvent::_activity", G_DISCARD | G_EVAL); 2211 call_pv ("Coro::AnyEvent::_activity", G_DISCARD | G_EVAL);
2103 SPAGAIN; 2212 SPAGAIN;
2104 } 2213 }
2105 2214
2106 --incede; 2215 --incede;

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