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Comparing Coro/Coro/State.xs (file contents):
Revision 1.361 by root, Wed Jul 1 07:26:40 2009 UTC vs.
Revision 1.370 by root, Thu Aug 20 21:38:51 2009 UTC

… …
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#include "perliol.h"
10 10
11#include "patchlevel.h" 11#include "schmorp.h"
12 12
13#include <stdio.h> 13#include <stdio.h>
14#include <errno.h> 14#include <errno.h>
15#include <assert.h> 15#include <assert.h>
16 16
… …
51#endif 51#endif
52 52
53/* the maximum number of idle cctx that will be pooled */ 53/* the maximum number of idle cctx that will be pooled */
54static int cctx_max_idle = 4; 54static int cctx_max_idle = 4;
55 55
56#define PERL_VERSION_ATLEAST(a,b,c) \
57 (PERL_REVISION > (a) \
58 || (PERL_REVISION == (a) \
59 && (PERL_VERSION > (b) \
60 || (PERL_VERSION == (b) && PERL_SUBVERSION >= (c)))))
61
62#if !PERL_VERSION_ATLEAST (5,6,0)
63# ifndef PL_ppaddr
64# define PL_ppaddr ppaddr
65# endif
66# ifndef call_sv
67# define call_sv perl_call_sv
68# endif
69# ifndef get_sv
70# define get_sv perl_get_sv
71# endif
72# ifndef get_cv
73# define get_cv perl_get_cv
74# endif
75# ifndef IS_PADGV
76# define IS_PADGV(v) 0
77# endif
78# ifndef IS_PADCONST
79# define IS_PADCONST(v) 0
80# endif
81#endif
82
83/* 5.11 */
84#ifndef CxHASARGS
85# define CxHASARGS(cx) (cx)->blk_sub.hasargs
86#endif
87
88/* 5.10.0 */
89#ifndef SvREFCNT_inc_NN
90# define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv)
91#endif
92
93/* 5.8.8 */
94#ifndef GV_NOTQUAL
95# define GV_NOTQUAL 0
96#endif
97#ifndef newSV
98# define newSV(l) NEWSV(0,l)
99#endif
100#ifndef CvISXSUB_on
101# define CvISXSUB_on(cv) (void)cv
102#endif
103#ifndef CvISXSUB
104# define CvISXSUB(cv) (CvXSUB (cv) ? TRUE : FALSE)
105#endif
106#ifndef Newx
107# define Newx(ptr,nitems,type) New (0,ptr,nitems,type)
108#endif
109
110/* 5.8.7 */
111#ifndef SvRV_set
112# define SvRV_set(s,v) SvRV(s) = (v)
113#endif
114
115#if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 56#if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64
116# undef CORO_STACKGUARD 57# undef CORO_STACKGUARD
117#endif 58#endif
118 59
119#ifndef CORO_STACKGUARD 60#ifndef CORO_STACKGUARD
… …
201static SV *sv_pool_size; 142static SV *sv_pool_size;
202static SV *sv_async_pool_idle; /* description string */ 143static SV *sv_async_pool_idle; /* description string */
203static AV *av_async_pool; /* idle pool */ 144static AV *av_async_pool; /* idle pool */
204static SV *sv_Coro; /* class string */ 145static SV *sv_Coro; /* class string */
205static CV *cv_pool_handler; 146static CV *cv_pool_handler;
206static CV *cv_coro_state_new;
207 147
208/* Coro::AnyEvent */ 148/* Coro::AnyEvent */
209static SV *sv_activity; 149static SV *sv_activity;
210 150
211/* enable processtime/realtime profiling */ 151/* enable processtime/realtime profiling */
… …
342static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ 282static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */
343static CV *cv_coro_run, *cv_coro_terminate; 283static CV *cv_coro_run, *cv_coro_terminate;
344static struct coro *coro_first; 284static struct coro *coro_first;
345#define coro_nready coroapi.nready 285#define coro_nready coroapi.nready
346 286
287/** Coro::Select ************************************************************/
288
289static OP *(*coro_old_pp_sselect) (pTHX);
290static SV *coro_select_select;
291
292/* horrible hack, but if it works... */
293static OP *
294coro_pp_sselect (aTHX)
295{
296 dSP;
297 PUSHMARK (SP - 4); /* fake argument list */
298 XPUSHs (coro_select_select);
299 PUTBACK;
300
301 /* entersub is an UNOP, select a LISTOP... keep your fingers crossed */
302 PL_op->op_flags |= OPf_STACKED;
303 PL_op->op_private = 0;
304 return PL_ppaddr [OP_ENTERSUB](aTHX);
305}
306
347/** lowlevel stuff **********************************************************/ 307/** lowlevel stuff **********************************************************/
348 308
349static SV * 309static SV *
350coro_get_sv (pTHX_ const char *name, int create) 310coro_get_sv (pTHX_ const char *name, int create)
351{ 311{
… …
372#if PERL_VERSION_ATLEAST (5,10,0) 332#if PERL_VERSION_ATLEAST (5,10,0)
373 /* silence stupid and wrong 5.10 warning that I am unable to switch off */ 333 /* silence stupid and wrong 5.10 warning that I am unable to switch off */
374 get_hv (name, create); 334 get_hv (name, create);
375#endif 335#endif
376 return get_hv (name, create); 336 return get_hv (name, create);
377}
378
379/* may croak */
380INLINE CV *
381coro_sv_2cv (pTHX_ SV *sv)
382{
383 HV *st;
384 GV *gvp;
385 CV *cv = sv_2cv (sv, &st, &gvp, 0);
386
387 if (!cv)
388 croak ("code reference expected");
389
390 return cv;
391} 337}
392 338
393INLINE void 339INLINE void
394coro_times_update () 340coro_times_update ()
395{ 341{
… …
405 time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec; 351 time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec;
406#else 352#else
407 dTHX; 353 dTHX;
408 UV tv[2]; 354 UV tv[2];
409 355
410 u2time (aTHX_ &tv); 356 u2time (aTHX_ tv);
411 time_real [0] = tv [0]; 357 time_real [0] = tv [0];
412 time_real [1] = tv [1] * 1000; 358 time_real [1] = tv [1] * 1000;
413#endif 359#endif
414} 360}
415 361
… …
545 AV *padlist; 491 AV *padlist;
546 AV *av = (AV *)mg->mg_obj; 492 AV *av = (AV *)mg->mg_obj;
547 493
548 /* perl manages to free our internal AV and _then_ call us */ 494 /* perl manages to free our internal AV and _then_ call us */
549 if (IN_DESTRUCT) 495 if (IN_DESTRUCT)
550 return; 496 return 0;
551 497
552 /* casting is fun. */ 498 /* casting is fun. */
553 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) 499 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av)))
554 free_padlist (aTHX_ padlist); 500 free_padlist (aTHX_ padlist);
555 501
… …
736 /* we manually unroll here, as usually 2 slots is enough */ 682 /* we manually unroll here, as usually 2 slots is enough */
737 if (SLOT_COUNT >= 1) CXINC; 683 if (SLOT_COUNT >= 1) CXINC;
738 if (SLOT_COUNT >= 2) CXINC; 684 if (SLOT_COUNT >= 2) CXINC;
739 if (SLOT_COUNT >= 3) CXINC; 685 if (SLOT_COUNT >= 3) CXINC;
740 { 686 {
741 int i; 687 unsigned int i;
742 for (i = 3; i < SLOT_COUNT; ++i) 688 for (i = 3; i < SLOT_COUNT; ++i)
743 CXINC; 689 CXINC;
744 } 690 }
745 cxstack_ix -= SLOT_COUNT; /* undo allocation */ 691 cxstack_ix -= SLOT_COUNT; /* undo allocation */
746 692
… …
1112 1058
1113 load_perl (aTHX_ current); 1059 load_perl (aTHX_ current);
1114 } 1060 }
1115 1061
1116 { 1062 {
1117 int i; 1063 unsigned int i;
1118 1064
1119 for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) 1065 for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i)
1120 SvREFCNT_dec (svf [i]); 1066 SvREFCNT_dec (svf [i]);
1121 1067
1122 SvREFCNT_dec (coro->saved_deffh); 1068 SvREFCNT_dec (coro->saved_deffh);
… …
1328 /* somebody or something will hit me for both perl_run and PL_restartop */ 1274 /* somebody or something will hit me for both perl_run and PL_restartop */
1329 PL_restartop = PL_op; 1275 PL_restartop = PL_op;
1330 perl_run (PL_curinterp); 1276 perl_run (PL_curinterp);
1331 /* 1277 /*
1332 * Unfortunately, there is no way to get at the return values of the 1278 * Unfortunately, there is no way to get at the return values of the
1333 * coro body here, as perl_run destroys these 1279 * coro body here, as perl_run destroys these. Likewise, we cannot catch
1280 * runtime errors here, as this is just a random interpreter, not a thread.
1334 */ 1281 */
1335 1282
1336 /* 1283 /*
1337 * If perl-run returns we assume exit() was being called or the coro 1284 * If perl-run returns we assume exit() was being called or the coro
1338 * fell off the end, which seems to be the only valid (non-bug) 1285 * fell off the end, which seems to be the only valid (non-bug)
… …
1687 1634
1688 prepare_transfer (aTHX_ &ta, prev_sv, next_sv); 1635 prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1689 TRANSFER (ta, 1); 1636 TRANSFER (ta, 1);
1690} 1637}
1691 1638
1692/*****************************************************************************/
1693/* gensub: simple closure generation utility */
1694
1695#define GENSUB_ARG CvXSUBANY (cv).any_ptr
1696
1697/* create a closure from XS, returns a code reference */
1698/* the arg can be accessed via GENSUB_ARG from the callback */
1699/* the callback must use dXSARGS/XSRETURN */
1700static SV *
1701gensub (pTHX_ void (*xsub)(pTHX_ CV *), void *arg)
1702{
1703 CV *cv = (CV *)newSV (0);
1704
1705 sv_upgrade ((SV *)cv, SVt_PVCV);
1706
1707 CvANON_on (cv);
1708 CvISXSUB_on (cv);
1709 CvXSUB (cv) = xsub;
1710 GENSUB_ARG = arg;
1711
1712 return newRV_noinc ((SV *)cv);
1713}
1714
1715/** Coro ********************************************************************/ 1639/** Coro ********************************************************************/
1716 1640
1717INLINE void 1641INLINE void
1718coro_enq (pTHX_ struct coro *coro) 1642coro_enq (pTHX_ struct coro *coro)
1719{ 1643{
… …
1744 } 1668 }
1745 1669
1746 return 0; 1670 return 0;
1747} 1671}
1748 1672
1673static void
1674invoke_sv_ready_hook_helper (void)
1675{
1676 dTHX;
1677 dSP;
1678
1679 ENTER;
1680 SAVETMPS;
1681
1682 PUSHMARK (SP);
1683 PUTBACK;
1684 call_sv (coro_readyhook, G_VOID | G_DISCARD);
1685
1686 FREETMPS;
1687 LEAVE;
1688}
1689
1749static int 1690static int
1750api_ready (pTHX_ SV *coro_sv) 1691api_ready (pTHX_ SV *coro_sv)
1751{ 1692{
1752 struct coro *coro;
1753 SV *sv_hook;
1754 void (*xs_hook)(void);
1755
1756 coro = SvSTATE (coro_sv); 1693 struct coro *coro = SvSTATE (coro_sv);
1757 1694
1758 if (coro->flags & CF_READY) 1695 if (coro->flags & CF_READY)
1759 return 0; 1696 return 0;
1760 1697
1761 coro->flags |= CF_READY; 1698 coro->flags |= CF_READY;
1762 1699
1763 sv_hook = coro_nready ? 0 : coro_readyhook;
1764 xs_hook = coro_nready ? 0 : coroapi.readyhook;
1765
1766 coro_enq (aTHX_ coro); 1700 coro_enq (aTHX_ coro);
1767 ++coro_nready;
1768 1701
1769 if (sv_hook) 1702 if (!coro_nready++)
1770 { 1703 if (coroapi.readyhook)
1771 dSP; 1704 coroapi.readyhook ();
1772
1773 ENTER;
1774 SAVETMPS;
1775
1776 PUSHMARK (SP);
1777 PUTBACK;
1778 call_sv (sv_hook, G_VOID | G_DISCARD);
1779
1780 FREETMPS;
1781 LEAVE;
1782 }
1783
1784 if (xs_hook)
1785 xs_hook ();
1786 1705
1787 return 1; 1706 return 1;
1788} 1707}
1789 1708
1790static int 1709static int
… …
1996{ 1915{
1997 int i; 1916 int i;
1998 HV *hv = (HV *)SvRV (coro_current); 1917 HV *hv = (HV *)SvRV (coro_current);
1999 AV *av = newAV (); 1918 AV *av = newAV ();
2000 1919
1920 /* items are actually not so common, so optimise for this case */
1921 if (items)
1922 {
2001 av_extend (av, items - 1); 1923 av_extend (av, items - 1);
1924
2002 for (i = 0; i < items; ++i) 1925 for (i = 0; i < items; ++i)
2003 av_push (av, SvREFCNT_inc_NN (arg [i])); 1926 av_push (av, SvREFCNT_inc_NN (arg [i]));
1927 }
2004 1928
2005 hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); 1929 hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0);
2006 1930
2007 av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ 1931 av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */
2008 api_ready (aTHX_ sv_manager); 1932 api_ready (aTHX_ sv_manager);
… …
2098 2022
2099static void 2023static void
2100coro_rouse_callback (pTHX_ CV *cv) 2024coro_rouse_callback (pTHX_ CV *cv)
2101{ 2025{
2102 dXSARGS; 2026 dXSARGS;
2103 SV *data = (SV *)GENSUB_ARG; 2027 SV *data = (SV *)S_GENSUB_ARG;
2104 2028
2105 if (SvTYPE (SvRV (data)) != SVt_PVAV) 2029 if (SvTYPE (SvRV (data)) != SVt_PVAV)
2106 { 2030 {
2107 /* first call, set args */ 2031 /* first call, set args */
2108 SV *coro = SvRV (data); 2032 SV *coro = SvRV (data);
… …
2174 || SvTYPE (SvRV (cb)) != SVt_PVCV 2098 || SvTYPE (SvRV (cb)) != SVt_PVCV
2175 || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) 2099 || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback)
2176 croak ("Coro::rouse_wait called with illegal callback argument,"); 2100 croak ("Coro::rouse_wait called with illegal callback argument,");
2177 2101
2178 { 2102 {
2179 CV *cv = (CV *)SvRV (cb); /* for GENSUB_ARG */ 2103 CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */
2180 SV *data = (SV *)GENSUB_ARG; 2104 SV *data = (SV *)S_GENSUB_ARG;
2181 2105
2182 frame->data = (void *)data; 2106 frame->data = (void *)data;
2183 frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; 2107 frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule;
2184 frame->check = slf_check_rouse_wait; 2108 frame->check = slf_check_rouse_wait;
2185 } 2109 }
… …
2189coro_new_rouse_cb (pTHX) 2113coro_new_rouse_cb (pTHX)
2190{ 2114{
2191 HV *hv = (HV *)SvRV (coro_current); 2115 HV *hv = (HV *)SvRV (coro_current);
2192 struct coro *coro = SvSTATE_hv (hv); 2116 struct coro *coro = SvSTATE_hv (hv);
2193 SV *data = newRV_inc ((SV *)hv); 2117 SV *data = newRV_inc ((SV *)hv);
2194 SV *cb = gensub (aTHX_ coro_rouse_callback, (void *)data); 2118 SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data);
2195 2119
2196 sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); 2120 sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0);
2197 SvREFCNT_dec (data); /* magicext increases the refcount */ 2121 SvREFCNT_dec (data); /* magicext increases the refcount */
2198 2122
2199 SvREFCNT_dec (coro->rouse_cb); 2123 SvREFCNT_dec (coro->rouse_cb);
… …
2722{ 2646{
2723 if (items >= 2) 2647 if (items >= 2)
2724 { 2648 {
2725 /* callback form */ 2649 /* callback form */
2726 AV *av = (AV *)SvRV (arg [0]); 2650 AV *av = (AV *)SvRV (arg [0]);
2727 CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); 2651 SV *cb_cv = s_get_cv_croak (arg [1]);
2728 2652
2729 av_push (av, SvREFCNT_inc_NN (cb_cv)); 2653 av_push (av, SvREFCNT_inc_NN (cb_cv));
2730 2654
2731 if (SvIVX (AvARRAY (av)[0]) > 0) 2655 if (SvIVX (AvARRAY (av)[0]) > 0)
2732 coro_semaphore_adjust (aTHX_ av, 0); 2656 coro_semaphore_adjust (aTHX_ av, 0);
… …
2792{ 2716{
2793 AV *av = (AV *)SvRV (arg [0]); 2717 AV *av = (AV *)SvRV (arg [0]);
2794 2718
2795 if (items >= 2) 2719 if (items >= 2)
2796 { 2720 {
2797 CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); 2721 SV *cb_cv = s_get_cv_croak (arg [1]);
2798 av_push (av, SvREFCNT_inc_NN (cb_cv)); 2722 av_push (av, SvREFCNT_inc_NN (cb_cv));
2799 2723
2800 if (SvIVX (AvARRAY (av)[0])) 2724 if (SvIVX (AvARRAY (av)[0]))
2801 coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */ 2725 coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */
2802 2726
… …
2837 2761
2838static void 2762static void
2839coro_aio_callback (pTHX_ CV *cv) 2763coro_aio_callback (pTHX_ CV *cv)
2840{ 2764{
2841 dXSARGS; 2765 dXSARGS;
2842 AV *state = (AV *)GENSUB_ARG; 2766 AV *state = (AV *)S_GENSUB_ARG;
2843 SV *coro = av_pop (state); 2767 SV *coro = av_pop (state);
2844 SV *data_sv = newSV (sizeof (struct io_state)); 2768 SV *data_sv = newSV (sizeof (struct io_state));
2845 2769
2846 av_extend (state, items - 1); 2770 av_extend (state, items - 1);
2847 2771
… …
2961 2885
2962 for (i = 0; i < items; ++i) 2886 for (i = 0; i < items; ++i)
2963 PUSHs (arg [i]); 2887 PUSHs (arg [i]);
2964 2888
2965 /* now push the callback closure */ 2889 /* now push the callback closure */
2966 PUSHs (sv_2mortal (gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); 2890 PUSHs (sv_2mortal (s_gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state))));
2967 2891
2968 /* now call the AIO function - we assume our request is uncancelable */ 2892 /* now call the AIO function - we assume our request is uncancelable */
2969 PUTBACK; 2893 PUTBACK;
2970 call_sv ((SV *)req, G_VOID | G_DISCARD); 2894 call_sv ((SV *)req, G_VOID | G_DISCARD);
2971 } 2895 }
… …
2989/*****************************************************************************/ 2913/*****************************************************************************/
2990 2914
2991#if CORO_CLONE 2915#if CORO_CLONE
2992# include "clone.c" 2916# include "clone.c"
2993#endif 2917#endif
2918
2919/*****************************************************************************/
2920
2921static SV *
2922coro_new (pTHX_ HV *stash, SV **argv, int argc, int is_coro)
2923{
2924 SV *coro_sv;
2925 struct coro *coro;
2926 MAGIC *mg;
2927 HV *hv;
2928 SV *cb;
2929 int i;
2930
2931 if (argc > 0)
2932 {
2933 cb = s_get_cv_croak (argv [0]);
2934
2935 if (!is_coro)
2936 {
2937 if (CvISXSUB (cb))
2938 croak ("Coro::State doesn't support XS functions as coroutine start, caught");
2939
2940 if (!CvROOT (cb))
2941 croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught");
2942 }
2943 }
2944
2945 Newz (0, coro, 1, struct coro);
2946 coro->args = newAV ();
2947 coro->flags = CF_NEW;
2948
2949 if (coro_first) coro_first->prev = coro;
2950 coro->next = coro_first;
2951 coro_first = coro;
2952
2953 coro->hv = hv = newHV ();
2954 mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0);
2955 mg->mg_flags |= MGf_DUP;
2956 coro_sv = sv_bless (newRV_noinc ((SV *)hv), stash);
2957
2958 if (argc > 0)
2959 {
2960 av_extend (coro->args, argc + is_coro - 1);
2961
2962 if (is_coro)
2963 {
2964 av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));
2965 cb = (SV *)cv_coro_run;
2966 }
2967
2968 coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb);
2969
2970 for (i = 1; i < argc; i++)
2971 av_push (coro->args, newSVsv (argv [i]));
2972 }
2973
2974 return coro_sv;
2975}
2994 2976
2995MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ 2977MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
2996 2978
2997PROTOTYPES: DISABLE 2979PROTOTYPES: DISABLE
2998 2980
… …
3060 if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); 3042 if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer");
3061 3043
3062 nvtime = INT2PTR (double (*)(), SvIV (*svp)); 3044 nvtime = INT2PTR (double (*)(), SvIV (*svp));
3063 3045
3064 svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); 3046 svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0);
3065 u2time = INT2PTR (double (*)(), SvIV (*svp)); 3047 u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp));
3066 } 3048 }
3067 3049
3068 assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); 3050 assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL));
3069} 3051}
3070 3052
3071SV * 3053SV *
3072new (char *klass, ...) 3054new (SV *klass, ...)
3073 ALIAS: 3055 ALIAS:
3074 Coro::new = 1 3056 Coro::new = 1
3075 CODE: 3057 CODE:
3076{ 3058 RETVAL = coro_new (aTHX_ ix ? coro_stash : coro_state_stash, &ST (1), items - 1, ix);
3077 struct coro *coro; 3059 OUTPUT:
3078 MAGIC *mg;
3079 HV *hv;
3080 CV *cb;
3081 int i;
3082
3083 if (items > 1)
3084 {
3085 cb = coro_sv_2cv (aTHX_ ST (1));
3086
3087 if (!ix)
3088 {
3089 if (CvISXSUB (cb))
3090 croak ("Coro::State doesn't support XS functions as coroutine start, caught");
3091
3092 if (!CvROOT (cb))
3093 croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught");
3094 }
3095 }
3096
3097 Newz (0, coro, 1, struct coro);
3098 coro->args = newAV ();
3099 coro->flags = CF_NEW;
3100
3101 if (coro_first) coro_first->prev = coro;
3102 coro->next = coro_first;
3103 coro_first = coro;
3104
3105 coro->hv = hv = newHV ();
3106 mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0);
3107 mg->mg_flags |= MGf_DUP;
3108 RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
3109
3110 if (items > 1)
3111 {
3112 av_extend (coro->args, items - 1 + ix - 1);
3113
3114 if (ix)
3115 {
3116 av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));
3117 cb = cv_coro_run;
3118 }
3119
3120 coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb);
3121
3122 for (i = 2; i < items; i++)
3123 av_push (coro->args, newSVsv (ST (i)));
3124 }
3125}
3126 OUTPUT:
3127 RETVAL 3060 RETVAL
3128 3061
3129void 3062void
3130transfer (...) 3063transfer (...)
3131 PROTOTYPE: $$ 3064 PROTOTYPE: $$
… …
3398 sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); 3331 sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE);
3399 3332
3400 sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); 3333 sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle);
3401 sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); 3334 sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro);
3402 cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); 3335 cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler);
3403 cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); 3336 CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */
3404 3337
3405 coro_stash = gv_stashpv ("Coro", TRUE); 3338 coro_stash = gv_stashpv ("Coro", TRUE);
3406 3339
3407 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); 3340 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX));
3408 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); 3341 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH));
3409 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); 3342 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL));
… …
3427 sv_setiv (sv, (IV)&coroapi); 3360 sv_setiv (sv, (IV)&coroapi);
3428 SvREADONLY_on (sv); 3361 SvREADONLY_on (sv);
3429 } 3362 }
3430} 3363}
3431 3364
3365SV *
3366async (...)
3367 PROTOTYPE: &@
3368 CODE:
3369 RETVAL = coro_new (aTHX_ coro_stash, &ST (0), items, 1);
3370 api_ready (RETVAL);
3371 OUTPUT:
3372 RETVAL
3373
3432void 3374void
3433terminate (...) 3375terminate (...)
3434 CODE: 3376 CODE:
3435 CORO_EXECUTE_SLF_XS (slf_init_terminate); 3377 CORO_EXECUTE_SLF_XS (slf_init_terminate);
3436 3378
… …
3470_set_readyhook (SV *hook) 3412_set_readyhook (SV *hook)
3471 PROTOTYPE: $ 3413 PROTOTYPE: $
3472 CODE: 3414 CODE:
3473 SvREFCNT_dec (coro_readyhook); 3415 SvREFCNT_dec (coro_readyhook);
3474 SvGETMAGIC (hook); 3416 SvGETMAGIC (hook);
3417 if (SvOK (hook))
3418 {
3475 coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; 3419 coro_readyhook = newSVsv (hook);
3420 CORO_READYHOOK = invoke_sv_ready_hook_helper;
3421 }
3422 else
3423 {
3424 coro_readyhook = 0;
3425 CORO_READYHOOK = 0;
3426 }
3476 3427
3477int 3428int
3478prio (Coro::State coro, int newprio = 0) 3429prio (Coro::State coro, int newprio = 0)
3479 PROTOTYPE: $;$ 3430 PROTOTYPE: $;$
3480 ALIAS: 3431 ALIAS:
… …
3544 for (i = 1; i < items; ++i) 3495 for (i = 1; i < items; ++i)
3545 av_push (av, SvREFCNT_inc_NN (ST (i))); 3496 av_push (av, SvREFCNT_inc_NN (ST (i)));
3546 3497
3547 if ((SV *)hv == &PL_sv_undef) 3498 if ((SV *)hv == &PL_sv_undef)
3548 { 3499 {
3549 PUSHMARK (SP); 3500 SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1);
3550 EXTEND (SP, 2);
3551 PUSHs (sv_Coro);
3552 PUSHs ((SV *)cv_pool_handler);
3553 PUTBACK;
3554 call_sv ((SV *)cv_coro_state_new, G_SCALAR);
3555 SPAGAIN;
3556
3557 hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); 3501 hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));
3502 SvREFCNT_dec (sv);
3558 } 3503 }
3559 3504
3560 { 3505 {
3561 struct coro *coro = SvSTATE_hv (hv); 3506 struct coro *coro = SvSTATE_hv (hv);
3562 3507
… …
3596 CODE: 3541 CODE:
3597{ 3542{
3598 struct coro *coro = SvSTATE_current; 3543 struct coro *coro = SvSTATE_current;
3599 AV **avp = ix ? &coro->on_leave : &coro->on_enter; 3544 AV **avp = ix ? &coro->on_leave : &coro->on_enter;
3600 3545
3601 block = (SV *)coro_sv_2cv (aTHX_ block); 3546 block = s_get_cv_croak (block);
3602 3547
3603 if (!*avp) 3548 if (!*avp)
3604 *avp = newAV (); 3549 *avp = newAV ();
3605 3550
3606 av_push (*avp, SvREFCNT_inc (block)); 3551 av_push (*avp, SvREFCNT_inc (block));
… …
3806 3751
3807void 3752void
3808_register (char *target, char *proto, SV *req) 3753_register (char *target, char *proto, SV *req)
3809 CODE: 3754 CODE:
3810{ 3755{
3811 CV *req_cv = coro_sv_2cv (aTHX_ req); 3756 SV *req_cv = s_get_cv_croak (req);
3812 /* newXSproto doesn't return the CV on 5.8 */ 3757 /* newXSproto doesn't return the CV on 5.8 */
3813 CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); 3758 CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);
3814 sv_setpv ((SV *)slf_cv, proto); 3759 sv_setpv ((SV *)slf_cv, proto);
3815 sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); 3760 sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0);
3816} 3761}
3817 3762
3763MODULE = Coro::State PACKAGE = Coro::Select
3764
3765void
3766patch_pp_sselect ()
3767 CODE:
3768 if (!coro_old_pp_sselect)
3769 {
3770 coro_select_select = (SV *)get_cv ("Coro::Select::select", 0);
3771 coro_old_pp_sselect = PL_ppaddr [OP_SSELECT];
3772 PL_ppaddr [OP_SSELECT] = coro_pp_sselect;
3773 }
3774
3775void
3776unpatch_pp_sselect ()
3777 CODE:
3778 if (coro_old_pp_sselect)
3779 {
3780 PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect;
3781 coro_old_pp_sselect = 0;
3782 }
3783
3784

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