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Comparing Coro/Coro/State.xs (file contents):
Revision 1.229 by root, Thu Apr 10 07:45:33 2008 UTC vs.
Revision 1.245 by root, Mon Sep 22 05:40:21 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 **********************************************************/
… …
349 361
350 /* casting is fun. */ 362 /* casting is fun. */
351 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) 363 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av)))
352 free_padlist (aTHX_ padlist); 364 free_padlist (aTHX_ padlist);
353 365
366 SvREFCNT_dec (av); /* sv_magicext increased the refcount */
367
354 return 0; 368 return 0;
355} 369}
356 370
357#define CORO_MAGIC_type_cv PERL_MAGIC_ext 371#define CORO_MAGIC_type_cv PERL_MAGIC_ext
358#define CORO_MAGIC_type_state PERL_MAGIC_ext 372#define CORO_MAGIC_type_state PERL_MAGIC_ext
… …
408 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) 422 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))
409 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; 423 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];
410 else 424 else
411 { 425 {
412#if CORO_PREFER_PERL_FUNCTIONS 426#if CORO_PREFER_PERL_FUNCTIONS
413 /* this is probably cleaner, but also slower? */ 427 /* this is probably cleaner? but also slower! */
428 /* in practise, it seems to be less stable */
414 CV *cp = Perl_cv_clone (cv); 429 CV *cp = Perl_cv_clone (cv);
415 CvPADLIST (cv) = CvPADLIST (cp); 430 CvPADLIST (cv) = CvPADLIST (cp);
416 CvPADLIST (cp) = 0; 431 CvPADLIST (cp) = 0;
417 SvREFCNT_dec (cp); 432 SvREFCNT_dec (cp);
418#else 433#else
… …
502 517
503 if (expect_true (CvDEPTH (cv))) 518 if (expect_true (CvDEPTH (cv)))
504 { 519 {
505 EXTEND (SP, 3); 520 EXTEND (SP, 3);
506 PUSHs ((SV *)CvPADLIST (cv)); 521 PUSHs ((SV *)CvPADLIST (cv));
507 PUSHs (INT2PTR (SV *, CvDEPTH (cv))); 522 PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
508 PUSHs ((SV *)cv); 523 PUSHs ((SV *)cv);
509 524
510 CvDEPTH (cv) = 0; 525 CvDEPTH (cv) = 0;
511 get_padlist (aTHX_ cv); 526 get_padlist (aTHX_ cv);
512 } 527 }
… …
651 #undef VAR 666 #undef VAR
652 } 667 }
653 else 668 else
654 slot = coro->slot; 669 slot = coro->slot;
655 670
671 if (slot)
672 {
656 rss += sizeof (slot->curstackinfo); 673 rss += sizeof (slot->curstackinfo);
657 rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); 674 rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);
658 rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *); 675 rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);
659 rss += slot->tmps_max * sizeof (SV *); 676 rss += slot->tmps_max * sizeof (SV *);
660 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); 677 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
661 rss += slot->scopestack_max * sizeof (I32); 678 rss += slot->scopestack_max * sizeof (I32);
662 rss += slot->savestack_max * sizeof (ANY); 679 rss += slot->savestack_max * sizeof (ANY);
663 680
664#if !PERL_VERSION_ATLEAST (5,10,0) 681#if !PERL_VERSION_ATLEAST (5,10,0)
665 rss += slot->retstack_max * sizeof (OP *); 682 rss += slot->retstack_max * sizeof (OP *);
666#endif 683#endif
684 }
667 } 685 }
668 686
669 return rss; 687 return rss;
670} 688}
671 689
672/** coroutine stack handling ************************************************/ 690/** coroutine stack handling ************************************************/
673 691
674static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); 692static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg);
675static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); 693static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg);
694static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg);
695
696/* apparently < 5.8.8 */
697#ifndef MgPV_nolen_const
698#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
699 SvPV_nolen((SV*)((mg)->mg_ptr)) : \
700 (const char*)(mg)->mg_ptr)
701#endif
676 702
677/* 703/*
678 * This overrides the default magic get method of %SIG elements. 704 * 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 705 * 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 706 * and instead of tryign to save and restore the hash elements, we just provide
… …
688{ 714{
689 const char *s = MgPV_nolen_const (mg); 715 const char *s = MgPV_nolen_const (mg);
690 716
691 if (*s == '_') 717 if (*s == '_')
692 { 718 {
693 if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0; 719 SV **svp = 0;
694 if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0; 720
721 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
722 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
723
724 if (svp)
725 {
726 sv_setsv (sv, *svp ? *svp : &PL_sv_undef);
727 return 0;
728 }
695 } 729 }
696 730
697 return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; 731 return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
732}
733
734static int
735coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg)
736{
737 const char *s = MgPV_nolen_const (mg);
738
739 if (*s == '_')
740 {
741 SV **svp = 0;
742
743 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
744 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
745
746 if (svp)
747 {
748 SV *old = *svp;
749 *svp = 0;
750 SvREFCNT_dec (old);
751 return 0;
752 }
753 }
754
755 return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
698} 756}
699 757
700static int 758static int
701coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) 759coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg)
702{ 760{
… …
712 if (svp) 770 if (svp)
713 { 771 {
714 SV *old = *svp; 772 SV *old = *svp;
715 *svp = newSVsv (sv); 773 *svp = newSVsv (sv);
716 SvREFCNT_dec (old); 774 SvREFCNT_dec (old);
717 return; 775 return 0;
718 } 776 }
719 } 777 }
720 778
721 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; 779 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
722} 780}
… …
1130 1188
1131 if (expect_false (next->flags & CF_DESTROYED)) 1189 if (expect_false (next->flags & CF_DESTROYED))
1132 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); 1190 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
1133 1191
1134#if !PERL_VERSION_ATLEAST (5,10,0) 1192#if !PERL_VERSION_ATLEAST (5,10,0)
1135 if (expect_false (PL_lex_state != LEX_NOTPARSING) 1193 if (expect_false (PL_lex_state != LEX_NOTPARSING))
1136 croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version"); 1194 croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version");
1137#endif 1195#endif
1138 } 1196 }
1139} 1197}
1140 1198
… …
1371static int 1429static int
1372api_ready (SV *coro_sv) 1430api_ready (SV *coro_sv)
1373{ 1431{
1374 dTHX; 1432 dTHX;
1375 struct coro *coro; 1433 struct coro *coro;
1434 SV *sv_hook;
1435 void (*xs_hook)(void);
1376 1436
1377 if (SvROK (coro_sv)) 1437 if (SvROK (coro_sv))
1378 coro_sv = SvRV (coro_sv); 1438 coro_sv = SvRV (coro_sv);
1379 1439
1380 coro = SvSTATE (coro_sv); 1440 coro = SvSTATE (coro_sv);
… …
1383 return 0; 1443 return 0;
1384 1444
1385 coro->flags |= CF_READY; 1445 coro->flags |= CF_READY;
1386 1446
1387 LOCK; 1447 LOCK;
1448
1449 sv_hook = coro_nready ? 0 : coro_readyhook;
1450 xs_hook = coro_nready ? 0 : coroapi.readyhook;
1451
1388 coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); 1452 coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1389 ++coro_nready; 1453 ++coro_nready;
1454
1390 UNLOCK; 1455 UNLOCK;
1456
1457 if (sv_hook)
1458 {
1459 dSP;
1460
1461 ENTER;
1462 SAVETMPS;
1463
1464 PUSHMARK (SP);
1465 PUTBACK;
1466 call_sv (sv_hook, G_DISCARD);
1467 SPAGAIN;
1468
1469 FREETMPS;
1470 LEAVE;
1471 }
1472
1473 if (xs_hook)
1474 xs_hook ();
1391 1475
1392 return 1; 1476 return 1;
1393} 1477}
1394 1478
1395static int 1479static int
… …
1545 else 1629 else
1546 coro->slot->runops = RUNOPS_DEFAULT; 1630 coro->slot->runops = RUNOPS_DEFAULT;
1547 } 1631 }
1548} 1632}
1549 1633
1634static int
1635coro_gensub_free (pTHX_ SV *sv, MAGIC *mg)
1636{
1637 AV *padlist;
1638 AV *av = (AV *)mg->mg_obj;
1639
1640 abort ();
1641
1642 return 0;
1643}
1644
1645static MGVTBL coro_gensub_vtbl = {
1646 0, 0, 0, 0,
1647 coro_gensub_free
1648};
1649
1550MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ 1650MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1551 1651
1552PROTOTYPES: DISABLE 1652PROTOTYPES: DISABLE
1553 1653
1554BOOT: 1654BOOT:
… …
1559 BOOT_PAGESIZE; 1659 BOOT_PAGESIZE;
1560 1660
1561 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); 1661 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV);
1562 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); 1662 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO);
1563 1663
1564 orig_sigelem_get = PL_vtbl_sigelem.svt_get; 1664 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; 1665 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; 1666 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 1667
1569 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); 1668 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1570 rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); 1669 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)); 1670 rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
1572 1671
… …
1581 main_top_env = PL_top_env; 1680 main_top_env = PL_top_env;
1582 1681
1583 while (main_top_env->je_prev) 1682 while (main_top_env->je_prev)
1584 main_top_env = main_top_env->je_prev; 1683 main_top_env = main_top_env->je_prev;
1585 1684
1586 coroapi.ver = CORO_API_VERSION; 1685 coroapi.ver = CORO_API_VERSION;
1587 coroapi.rev = CORO_API_REVISION; 1686 coroapi.rev = CORO_API_REVISION;
1588 coroapi.transfer = api_transfer; 1687 coroapi.transfer = api_transfer;
1589 1688
1590 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); 1689 assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1591} 1690}
1592 1691
1593SV * 1692SV *
… …
1677 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); 1776 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1678 OUTPUT: 1777 OUTPUT:
1679 RETVAL 1778 RETVAL
1680 1779
1681void 1780void
1682_exit (code) 1781_exit (int code)
1683 int code
1684 PROTOTYPE: $ 1782 PROTOTYPE: $
1685 CODE: 1783 CODE:
1686 _exit (code); 1784 _exit (code);
1687 1785
1688int 1786int
… …
1722call (Coro::State coro, SV *coderef) 1820call (Coro::State coro, SV *coderef)
1723 ALIAS: 1821 ALIAS:
1724 eval = 1 1822 eval = 1
1725 CODE: 1823 CODE:
1726{ 1824{
1727 if (coro->mainstack) 1825 if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot))
1728 { 1826 {
1729 struct coro temp; 1827 struct coro temp;
1730 1828
1731 if (!(coro->flags & CF_RUNNING)) 1829 if (!(coro->flags & CF_RUNNING))
1732 { 1830 {
… …
1779 1877
1780void 1878void
1781api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) 1879api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1782 1880
1783SV * 1881SV *
1784has_stack (Coro::State coro) 1882has_cctx (Coro::State coro)
1785 PROTOTYPE: $ 1883 PROTOTYPE: $
1786 CODE: 1884 CODE:
1787 RETVAL = boolSV (!!coro->cctx); 1885 RETVAL = boolSV (!!coro->cctx);
1788 OUTPUT: 1886 OUTPUT:
1789 RETVAL 1887 RETVAL
… …
1814force_cctx () 1912force_cctx ()
1815 CODE: 1913 CODE:
1816 struct coro *coro = SvSTATE (coro_current); 1914 struct coro *coro = SvSTATE (coro_current);
1817 coro->cctx->idle_sp = 0; 1915 coro->cctx->idle_sp = 0;
1818 1916
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 1917void
1908throw (Coro::State self, SV *throw = &PL_sv_undef) 1918throw (Coro::State self, SV *throw = &PL_sv_undef)
1909 PROTOTYPE: $;$ 1919 PROTOTYPE: $;$
1910 CODE: 1920 CODE:
1911 SvREFCNT_dec (self->throw); 1921 SvREFCNT_dec (self->throw);
… …
1925 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; 1935 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv;
1926 1936
1927 SV *tmp = *src; *src = *dst; *dst = tmp; 1937 SV *tmp = *src; *src = *dst; *dst = tmp;
1928 } 1938 }
1929 1939
1940MODULE = Coro::State PACKAGE = Coro
1941
1942BOOT:
1943{
1944 int i;
1945
1946 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1947 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1948 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1949
1950 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1951 SvREADONLY_on (coro_current);
1952
1953 coro_stash = gv_stashpv ("Coro", TRUE);
1954
1955 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1956 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1957 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1958 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
1959 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
1960 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
1961
1962 for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1963 coro_ready[i] = newAV ();
1964
1965 {
1966 SV *sv = perl_get_sv ("Coro::API", TRUE);
1967 perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
1968
1969 coroapi.schedule = api_schedule;
1970 coroapi.cede = api_cede;
1971 coroapi.cede_notself = api_cede_notself;
1972 coroapi.ready = api_ready;
1973 coroapi.is_ready = api_is_ready;
1974 coroapi.nready = &coro_nready;
1975 coroapi.current = coro_current;
1976
1977 GCoroAPI = &coroapi;
1978 sv_setiv (sv, (IV)&coroapi);
1979 SvREADONLY_on (sv);
1980 }
1981}
1982
1983void
1984_set_current (SV *current)
1985 PROTOTYPE: $
1986 CODE:
1987 SvREFCNT_dec (SvRV (coro_current));
1988 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1989
1990void
1991_set_readyhook (SV *hook)
1992 PROTOTYPE: $
1993 CODE:
1994 LOCK;
1995 SvREFCNT_dec (coro_readyhook);
1996 coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
1997 UNLOCK;
1998
1999int
2000prio (Coro::State coro, int newprio = 0)
2001 ALIAS:
2002 nice = 1
2003 CODE:
2004{
2005 RETVAL = coro->prio;
2006
2007 if (items > 1)
2008 {
2009 if (ix)
2010 newprio = coro->prio - newprio;
2011
2012 if (newprio < PRIO_MIN) newprio = PRIO_MIN;
2013 if (newprio > PRIO_MAX) newprio = PRIO_MAX;
2014
2015 coro->prio = newprio;
2016 }
2017}
2018 OUTPUT:
2019 RETVAL
2020
2021SV *
2022ready (SV *self)
2023 PROTOTYPE: $
2024 CODE:
2025 RETVAL = boolSV (api_ready (self));
2026 OUTPUT:
2027 RETVAL
2028
2029int
2030nready (...)
2031 PROTOTYPE:
2032 CODE:
2033 RETVAL = coro_nready;
2034 OUTPUT:
2035 RETVAL
2036
1930# for async_pool speedup 2037# for async_pool speedup
1931void 2038void
1932_pool_1 (SV *cb) 2039_pool_1 (SV *cb)
1933 CODE: 2040 CODE:
1934{ 2041{
… …
1939 AV *invoke_av; 2046 AV *invoke_av;
1940 int i, len; 2047 int i, len;
1941 2048
1942 if (!invoke) 2049 if (!invoke)
1943 { 2050 {
1944 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2051 SV *old = PL_diehook;
2052 PL_diehook = 0;
2053 SvREFCNT_dec (old);
1945 croak ("\3async_pool terminate\2\n"); 2054 croak ("\3async_pool terminate\2\n");
1946 } 2055 }
1947 2056
1948 SvREFCNT_dec (coro->saved_deffh); 2057 SvREFCNT_dec (coro->saved_deffh);
1949 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); 2058 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
… …
1978 coro->saved_deffh = 0; 2087 coro->saved_deffh = 0;
1979 2088
1980 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) 2089 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1981 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) 2090 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1982 { 2091 {
1983 SvREFCNT_dec (PL_diehook); PL_diehook = 0; 2092 SV *old = PL_diehook;
2093 PL_diehook = 0;
2094 SvREFCNT_dec (old);
1984 croak ("\3async_pool terminate\2\n"); 2095 croak ("\3async_pool terminate\2\n");
1985 } 2096 }
1986 2097
1987 av_clear (GvAV (PL_defgv)); 2098 av_clear (GvAV (PL_defgv));
1988 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, 2099 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
… …
1993 if (coro->cctx && (coro->cctx->flags & CC_TRACE)) 2104 if (coro->cctx && (coro->cctx->flags & CC_TRACE))
1994 api_trace (coro_current, 0); 2105 api_trace (coro_current, 0);
1995 2106
1996 av_push (av_async_pool, newSVsv (coro_current)); 2107 av_push (av_async_pool, newSVsv (coro_current));
1997} 2108}
2109
2110#if 0
2111
2112void
2113_generator_call (...)
2114 PROTOTYPE: @
2115 PPCODE:
2116 fprintf (stderr, "call %p\n", CvXSUBANY(cv).any_ptr);
2117 xxxx
2118 abort ();
2119
2120SV *
2121gensub (SV *sub, ...)
2122 PROTOTYPE: &;@
2123 CODE:
2124{
2125 struct coro *coro;
2126 MAGIC *mg;
2127 CV *xcv;
2128 CV *ncv = (CV *)newSV_type (SVt_PVCV);
2129 int i;
2130
2131 CvGV (ncv) = CvGV (cv);
2132 CvFILE (ncv) = CvFILE (cv);
2133
2134 Newz (0, coro, 1, struct coro);
2135 coro->args = newAV ();
2136 coro->flags = CF_NEW;
2137
2138 av_extend (coro->args, items - 1);
2139 for (i = 1; i < items; i++)
2140 av_push (coro->args, newSVsv (ST (i)));
2141
2142 CvISXSUB_on (ncv);
2143 CvXSUBANY (ncv).any_ptr = (void *)coro;
2144
2145 xcv = GvCV (gv_fetchpv ("Coro::_generator_call", 0, SVt_PVCV));
2146
2147 CvXSUB (ncv) = CvXSUB (xcv);
2148 CvANON_on (ncv);
2149
2150 mg = sv_magicext ((SV *)ncv, 0, CORO_MAGIC_type_state, &coro_gensub_vtbl, (char *)coro, 0);
2151 RETVAL = newRV_noinc ((SV *)ncv);
2152}
2153 OUTPUT:
2154 RETVAL
2155
2156#endif
1998 2157
1999 2158
2000MODULE = Coro::State PACKAGE = Coro::AIO 2159MODULE = Coro::State PACKAGE = Coro::AIO
2001 2160
2002SV * 2161SV *
… …
2029 PL_laststype = data->laststype; 2188 PL_laststype = data->laststype;
2030 PL_laststatval = data->laststatval; 2189 PL_laststatval = data->laststatval;
2031 PL_statcache = data->statcache; 2190 PL_statcache = data->statcache;
2032} 2191}
2033 2192
2193
2194MODULE = Coro::State PACKAGE = Coro::AnyEvent
2195
2196BOOT:
2197 sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
2198
2199SV *
2200_schedule (...)
2201 PROTOTYPE: @
2202 CODE:
2203{
2204 static int incede;
2205
2206 api_cede_notself ();
2207
2208 ++incede;
2209 while (coro_nready >= incede && api_cede ())
2210 ;
2211
2212 sv_setsv (sv_activity, &PL_sv_undef);
2213 if (coro_nready >= incede)
2214 {
2215 PUSHMARK (SP);
2216 PUTBACK;
2217 call_pv ("Coro::AnyEvent::_activity", G_DISCARD | G_EVAL);
2218 SPAGAIN;
2219 }
2220
2221 --incede;
2222}
2223

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