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Comparing Coro/Coro/State.xs (file contents):
Revision 1.211 by root, Wed Oct 10 03:37:58 2007 UTC vs.
Revision 1.235 by root, Sat May 10 00:13:18 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
… …
72# ifndef IS_PADCONST 80# ifndef IS_PADCONST
73# define IS_PADCONST(v) 0 81# define IS_PADCONST(v) 0
74# endif 82# endif
75#endif 83#endif
76 84
85/* 5.8.8 */
86#ifndef GV_NOTQUAL
87# define GV_NOTQUAL 0
88#endif
89#ifndef newSV
90# define newSV(l) NEWSV(0,l)
91#endif
92
93/* 5.11 */
94#ifndef CxHASARGS
95# define CxHASARGS(cx) (cx)->blk_sub.hasargs
96#endif
97
77/* 5.8.7 */ 98/* 5.8.7 */
78#ifndef SvRV_set 99#ifndef SvRV_set
79# define SvRV_set(s,v) SvRV(s) = (v) 100# define SvRV_set(s,v) SvRV(s) = (v)
80#endif
81
82/* 5.8.8 */
83#ifndef GV_NOTQUAL
84# define GV_NOTQUAL 0
85#endif
86#ifndef newSV
87# define newSV(l) NEWSV(0,l)
88#endif 101#endif
89 102
90#if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 103#if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64
91# undef CORO_STACKGUARD 104# undef CORO_STACKGUARD
92#endif 105#endif
… …
131#else 144#else
132# define LOCK (void)0 145# define LOCK (void)0
133# define UNLOCK (void)0 146# define UNLOCK (void)0
134#endif 147#endif
135 148
136#define strpair(const) const, sizeof (const) - 1
137
138/* helper storage struct for Coro::AIO */ 149/* helper storage struct for Coro::AIO */
139struct io_state 150struct io_state
140{ 151{
141 int errorno; 152 int errorno;
142 I32 laststype; 153 I32 laststype;
… …
147static size_t coro_stacksize = CORO_STACKSIZE; 158static size_t coro_stacksize = CORO_STACKSIZE;
148static struct CoroAPI coroapi; 159static struct CoroAPI coroapi;
149static AV *main_mainstack; /* used to differentiate between $main and others */ 160static AV *main_mainstack; /* used to differentiate between $main and others */
150static JMPENV *main_top_env; 161static JMPENV *main_top_env;
151static HV *coro_state_stash, *coro_stash; 162static HV *coro_state_stash, *coro_stash;
152static SV *coro_mortal; /* will be freed after next transfer */ 163static volatile SV *coro_mortal; /* will be freed after next transfer */
153 164
154static GV *irsgv; /* $/ */ 165static GV *irsgv; /* $/ */
155static GV *stdoutgv; /* *STDOUT */ 166static GV *stdoutgv; /* *STDOUT */
156 167static SV *rv_diehook;
168static SV *rv_warnhook;
157static HV *hv_sig; /* %SIG */ 169static HV *hv_sig; /* %SIG */
158static SV *sv_diehook;
159static SV *sv_warnhook;
160 170
161/* async_pool helper stuff */ 171/* async_pool helper stuff */
162static SV *sv_pool_rss; 172static SV *sv_pool_rss;
163static SV *sv_pool_size; 173static SV *sv_pool_size;
164static AV *av_async_pool; 174static AV *av_async_pool;
175
176/* Coro::AnyEvent */
177static SV *sv_activity;
165 178
166static struct coro_cctx *cctx_first; 179static struct coro_cctx *cctx_first;
167static int cctx_count, cctx_idle; 180static int cctx_count, cctx_idle;
168 181
169enum { 182enum {
… …
255#define PRIO_IDLE -3 268#define PRIO_IDLE -3
256#define PRIO_MIN -4 269#define PRIO_MIN -4
257 270
258/* for Coro.pm */ 271/* for Coro.pm */
259static SV *coro_current; 272static SV *coro_current;
273static SV *coro_readyhook;
260static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; 274static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
261static int coro_nready; 275static int coro_nready;
262static struct coro *coro_first; 276static struct coro *coro_first;
263 277
264/** lowlevel stuff **********************************************************/ 278/** lowlevel stuff **********************************************************/
265 279
266static SV * 280static SV *
267coro_get_sv (const char *name, int create) 281coro_get_sv (pTHX_ const char *name, int create)
268{ 282{
269#if PERL_VERSION_ATLEAST (5,9,0) 283#if PERL_VERSION_ATLEAST (5,10,0)
270 /* silence stupid and wrong 5.10 warning that I am unable to switch off */ 284 /* silence stupid and wrong 5.10 warning that I am unable to switch off */
271 get_sv (name, create); 285 get_sv (name, create);
272#endif 286#endif
273 return get_sv (name, create); 287 return get_sv (name, create);
274} 288}
275 289
276static AV * 290static AV *
277coro_get_av (const char *name, int create) 291coro_get_av (pTHX_ const char *name, int create)
278{ 292{
279#if PERL_VERSION_ATLEAST (5,9,0) 293#if PERL_VERSION_ATLEAST (5,10,0)
280 /* silence stupid and wrong 5.10 warning that I am unable to switch off */ 294 /* silence stupid and wrong 5.10 warning that I am unable to switch off */
281 get_av (name, create); 295 get_av (name, create);
282#endif 296#endif
283 return get_av (name, create); 297 return get_av (name, create);
284} 298}
285 299
286static HV * 300static HV *
287coro_get_hv (const char *name, int create) 301coro_get_hv (pTHX_ const char *name, int create)
288{ 302{
289#if PERL_VERSION_ATLEAST (5,9,0) 303#if PERL_VERSION_ATLEAST (5,10,0)
290 /* silence stupid and wrong 5.10 warning that I am unable to switch off */ 304 /* silence stupid and wrong 5.10 warning that I am unable to switch off */
291 get_hv (name, create); 305 get_hv (name, create);
292#endif 306#endif
293 return get_hv (name, create); 307 return get_hv (name, create);
294} 308}
… …
299 AV *padlist = CvPADLIST (cv); 313 AV *padlist = CvPADLIST (cv);
300 AV *newpadlist, *newpad; 314 AV *newpadlist, *newpad;
301 315
302 newpadlist = newAV (); 316 newpadlist = newAV ();
303 AvREAL_off (newpadlist); 317 AvREAL_off (newpadlist);
304#if PERL_VERSION_ATLEAST (5,9,0) 318#if PERL_VERSION_ATLEAST (5,10,0)
305 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); 319 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1);
306#else 320#else
307 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); 321 Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1);
308#endif 322#endif
309 newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; 323 newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)];
… …
347 361
348 /* casting is fun. */ 362 /* casting is fun. */
349 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) 363 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av)))
350 free_padlist (aTHX_ padlist); 364 free_padlist (aTHX_ padlist);
351 365
352 SvREFCNT_dec (av);
353
354 return 0; 366 return 0;
355} 367}
356 368
357#define PERL_MAGIC_coro PERL_MAGIC_ext 369#define CORO_MAGIC_type_cv PERL_MAGIC_ext
370#define CORO_MAGIC_type_state PERL_MAGIC_ext
358 371
359static MGVTBL vtbl_coro = {0, 0, 0, 0, coro_cv_free}; 372static MGVTBL coro_cv_vtbl = {
373 0, 0, 0, 0,
374 coro_cv_free
375};
360 376
361#define CORO_MAGIC(cv) \ 377#define CORO_MAGIC(sv,type) \
362 SvMAGIC (cv) \ 378 SvMAGIC (sv) \
363 ? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \ 379 ? SvMAGIC (sv)->mg_type == type \
364 ? SvMAGIC (cv) \ 380 ? SvMAGIC (sv) \
365 : mg_find ((SV *)cv, PERL_MAGIC_coro) \ 381 : mg_find (sv, type) \
366 : 0 382 : 0
383
384#define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv)
385#define CORO_MAGIC_state(sv) CORO_MAGIC (((SV *)(sv)), CORO_MAGIC_type_state)
367 386
368static struct coro * 387static struct coro *
369SvSTATE_ (pTHX_ SV *coro) 388SvSTATE_ (pTHX_ SV *coro)
370{ 389{
371 HV *stash; 390 HV *stash;
… …
383 /* very slow, but rare, check */ 402 /* very slow, but rare, check */
384 if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) 403 if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State"))
385 croak ("Coro::State object required"); 404 croak ("Coro::State object required");
386 } 405 }
387 406
388 mg = CORO_MAGIC (coro); 407 mg = CORO_MAGIC_state (coro);
389 return (struct coro *)mg->mg_ptr; 408 return (struct coro *)mg->mg_ptr;
390} 409}
391 410
392#define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) 411#define SvSTATE(sv) SvSTATE_ (aTHX_ (sv))
393 412
394/* the next two functions merely cache the padlists */ 413/* the next two functions merely cache the padlists */
395static void 414static void
396get_padlist (pTHX_ CV *cv) 415get_padlist (pTHX_ CV *cv)
397{ 416{
398 MAGIC *mg = CORO_MAGIC (cv); 417 MAGIC *mg = CORO_MAGIC_cv (cv);
399 AV *av; 418 AV *av;
400 419
401 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) 420 if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))
402 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; 421 CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];
403 else 422 else
… …
415} 434}
416 435
417static void 436static void
418put_padlist (pTHX_ CV *cv) 437put_padlist (pTHX_ CV *cv)
419{ 438{
420 MAGIC *mg = CORO_MAGIC (cv); 439 MAGIC *mg = CORO_MAGIC_cv (cv);
421 AV *av; 440 AV *av;
422 441
423 if (expect_false (!mg)) 442 if (expect_false (!mg))
424 { 443 mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0);
425 sv_magic ((SV *)cv, 0, PERL_MAGIC_coro, 0, 0);
426 mg = mg_find ((SV *)cv, PERL_MAGIC_coro);
427 mg->mg_virtual = &vtbl_coro;
428 mg->mg_obj = (SV *)newAV ();
429 }
430 444
431 av = (AV *)mg->mg_obj; 445 av = (AV *)mg->mg_obj;
432 446
433 if (expect_false (AvFILLp (av) >= AvMAX (av))) 447 if (expect_false (AvFILLp (av) >= AvMAX (av)))
434 av_extend (av, AvMAX (av) + 1); 448 av_extend (av, AvMAX (av) + 1);
… …
452 GvSV (irsgv) = slot->irsgv; 466 GvSV (irsgv) = slot->irsgv;
453 467
454 #define VAR(name,type) PL_ ## name = slot->name; 468 #define VAR(name,type) PL_ ## name = slot->name;
455 # include "state.h" 469 # include "state.h"
456 #undef VAR 470 #undef VAR
457
458 /*hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0);*/
459 /*hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0);*/
460 471
461 { 472 {
462 dSP; 473 dSP;
463 474
464 CV *cv; 475 CV *cv;
… …
503 514
504 if (expect_true (CvDEPTH (cv))) 515 if (expect_true (CvDEPTH (cv)))
505 { 516 {
506 EXTEND (SP, 3); 517 EXTEND (SP, 3);
507 PUSHs ((SV *)CvPADLIST (cv)); 518 PUSHs ((SV *)CvPADLIST (cv));
508 PUSHs (INT2PTR (SV *, CvDEPTH (cv))); 519 PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
509 PUSHs ((SV *)cv); 520 PUSHs ((SV *)cv);
510 521
511 CvDEPTH (cv) = 0; 522 CvDEPTH (cv) = 0;
512 get_padlist (aTHX_ cv); 523 get_padlist (aTHX_ cv);
513 } 524 }
… …
593 604
594 New(54,PL_savestack,24,ANY); 605 New(54,PL_savestack,24,ANY);
595 PL_savestack_ix = 0; 606 PL_savestack_ix = 0;
596 PL_savestack_max = 24; 607 PL_savestack_max = 24;
597 608
598#if !PERL_VERSION_ATLEAST (5,9,0) 609#if !PERL_VERSION_ATLEAST (5,10,0)
599 New(54,PL_retstack,4,OP*); 610 New(54,PL_retstack,4,OP*);
600 PL_retstack_ix = 0; 611 PL_retstack_ix = 0;
601 PL_retstack_max = 4; 612 PL_retstack_max = 4;
602#endif 613#endif
603} 614}
… …
626 637
627 Safefree (PL_tmps_stack); 638 Safefree (PL_tmps_stack);
628 Safefree (PL_markstack); 639 Safefree (PL_markstack);
629 Safefree (PL_scopestack); 640 Safefree (PL_scopestack);
630 Safefree (PL_savestack); 641 Safefree (PL_savestack);
631#if !PERL_VERSION_ATLEAST (5,9,0) 642#if !PERL_VERSION_ATLEAST (5,10,0)
632 Safefree (PL_retstack); 643 Safefree (PL_retstack);
633#endif 644#endif
634} 645}
635 646
636static size_t 647static size_t
… …
660 rss += slot->tmps_max * sizeof (SV *); 671 rss += slot->tmps_max * sizeof (SV *);
661 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); 672 rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
662 rss += slot->scopestack_max * sizeof (I32); 673 rss += slot->scopestack_max * sizeof (I32);
663 rss += slot->savestack_max * sizeof (ANY); 674 rss += slot->savestack_max * sizeof (ANY);
664 675
665#if !PERL_VERSION_ATLEAST (5,9,0) 676#if !PERL_VERSION_ATLEAST (5,10,0)
666 rss += slot->retstack_max * sizeof (OP *); 677 rss += slot->retstack_max * sizeof (OP *);
667#endif 678#endif
668 } 679 }
669 680
670 return rss; 681 return rss;
671} 682}
672 683
673/** coroutine stack handling ************************************************/ 684/** coroutine stack handling ************************************************/
685
686static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg);
687static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg);
688
689/*
690 * 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
692 * and instead of tryign to save and restore the hash elements, we just provide
693 * readback here.
694 * We only do this when the hook is != 0, as they are often set to 0 temporarily,
695 * not expecting this to actually change the hook. This is a potential problem
696 * when a schedule happens then, but we ignore this.
697 */
698static int
699coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg)
700{
701 const char *s = MgPV_nolen_const (mg);
702
703 if (*s == '_')
704 {
705 if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0;
706 if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0;
707 }
708
709 return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
710}
711
712static int
713coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg)
714{
715 const char *s = MgPV_nolen_const (mg);
716
717 if (*s == '_')
718 {
719 SV **svp = 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 *old = *svp;
727 *svp = newSVsv (sv);
728 SvREFCNT_dec (old);
729 return 0;
730 }
731 }
732
733 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
734}
674 735
675static void 736static void
676coro_setup (pTHX_ struct coro *coro) 737coro_setup (pTHX_ struct coro *coro)
677{ 738{
678 /* 739 /*
… …
687 PL_curpm = 0; 748 PL_curpm = 0;
688 PL_curpad = 0; 749 PL_curpad = 0;
689 PL_localizing = 0; 750 PL_localizing = 0;
690 PL_dirty = 0; 751 PL_dirty = 0;
691 PL_restartop = 0; 752 PL_restartop = 0;
692 PL_diehook = 0; hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0); 753#if PERL_VERSION_ATLEAST (5,10,0)
693 PL_warnhook = 0; hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0); 754 PL_parser = 0;
755#endif
756
757 /* recreate the die/warn hooks */
758 PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook );
759 PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook);
694 760
695 GvSV (PL_defgv) = newSV (0); 761 GvSV (PL_defgv) = newSV (0);
696 GvAV (PL_defgv) = coro->args; coro->args = 0; 762 GvAV (PL_defgv) = coro->args; coro->args = 0;
697 GvSV (PL_errgv) = newSV (0); 763 GvSV (PL_errgv) = newSV (0);
698 GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); 764 GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
… …
812 PUSHMARK (SP); 878 PUSHMARK (SP);
813 PUSHs (&PL_sv_no); 879 PUSHs (&PL_sv_no);
814 PUSHs (fullname); 880 PUSHs (fullname);
815 PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); 881 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
816 PUTBACK; 882 PUTBACK;
817 cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0); 883 cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
818 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); 884 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
819 SPAGAIN; 885 SPAGAIN;
820 FREETMPS; 886 FREETMPS;
821 LEAVE; 887 LEAVE;
822 PL_runops = runops_trace; 888 PL_runops = runops_trace;
… …
849 SAVETMPS; 915 SAVETMPS;
850 EXTEND (SP, 3); 916 EXTEND (SP, 3);
851 PUSHMARK (SP); 917 PUSHMARK (SP);
852 PUSHs (&PL_sv_yes); 918 PUSHs (&PL_sv_yes);
853 PUSHs (fullname); 919 PUSHs (fullname);
854 PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); 920 PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);
855 PUTBACK; 921 PUTBACK;
856 cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0); 922 cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
857 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); 923 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
858 SPAGAIN; 924 SPAGAIN;
859 FREETMPS; 925 FREETMPS;
860 LEAVE; 926 LEAVE;
861 PL_runops = runops_trace; 927 PL_runops = runops_trace;
… …
875 PL_runops = RUNOPS_DEFAULT; 941 PL_runops = RUNOPS_DEFAULT;
876 PUSHMARK (SP); 942 PUSHMARK (SP);
877 PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); 943 PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));
878 PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); 944 PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));
879 PUTBACK; 945 PUTBACK;
880 cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_line_cb"), 0); 946 cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0);
881 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); 947 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
882 SPAGAIN; 948 SPAGAIN;
883 FREETMPS; 949 FREETMPS;
884 LEAVE; 950 LEAVE;
885 PL_runops = runops_trace; 951 PL_runops = runops_trace;
… …
1075 croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); 1141 croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
1076 1142
1077 if (expect_false (next->flags & CF_DESTROYED)) 1143 if (expect_false (next->flags & CF_DESTROYED))
1078 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); 1144 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
1079 1145
1080 if (
1081#if PERL_VERSION_ATLEAST (5,9,0) 1146#if !PERL_VERSION_ATLEAST (5,10,0)
1082 expect_false (PL_parser)
1083#else
1084 expect_false (PL_lex_state != LEX_NOTPARSING) 1147 if (expect_false (PL_lex_state != LEX_NOTPARSING))
1085#endif
1086 )
1087 croak ("Coro::State::transfer called while parsing, but this is not supported"); 1148 croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version");
1149#endif
1088 } 1150 }
1089} 1151}
1090 1152
1091/* always use the TRANSFER macro */ 1153/* always use the TRANSFER macro */
1092static void NOINLINE 1154static void NOINLINE
1093transfer (pTHX_ struct coro *prev, struct coro *next) 1155transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx)
1094{ 1156{
1095 dSTACKLEVEL; 1157 dSTACKLEVEL;
1158 static volatile int has_throw;
1096 1159
1097 /* sometimes transfer is only called to set idle_sp */ 1160 /* sometimes transfer is only called to set idle_sp */
1098 if (expect_false (!next)) 1161 if (expect_false (!next))
1099 { 1162 {
1100 ((coro_cctx *)prev)->idle_sp = STACKLEVEL; 1163 ((coro_cctx *)prev)->idle_sp = STACKLEVEL;
… …
1115 prev->flags &= ~CF_RUNNING; 1178 prev->flags &= ~CF_RUNNING;
1116 next->flags |= CF_RUNNING; 1179 next->flags |= CF_RUNNING;
1117 1180
1118 LOCK; 1181 LOCK;
1119 1182
1183 /* first get rid of the old state */
1184 save_perl (aTHX_ prev);
1185
1120 if (expect_false (next->flags & CF_NEW)) 1186 if (expect_false (next->flags & CF_NEW))
1121 { 1187 {
1122 /* need to start coroutine */ 1188 /* need to start coroutine */
1123 next->flags &= ~CF_NEW; 1189 next->flags &= ~CF_NEW;
1124 /* first get rid of the old state */
1125 save_perl (aTHX_ prev);
1126 /* setup coroutine call */ 1190 /* setup coroutine call */
1127 coro_setup (aTHX_ next); 1191 coro_setup (aTHX_ next);
1128 } 1192 }
1129 else 1193 else
1130 {
1131 /* coroutine already started */
1132 save_perl (aTHX_ prev);
1133 load_perl (aTHX_ next); 1194 load_perl (aTHX_ next);
1134 }
1135 1195
1136 prev__cctx = prev->cctx; 1196 prev__cctx = prev->cctx;
1137 1197
1138 /* possibly "free" the cctx */ 1198 /* possibly "free" the cctx */
1139 if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE))) 1199 if (expect_true (
1200 prev__cctx->idle_sp == STACKLEVEL
1201 && !(prev__cctx->flags & CC_TRACE)
1202 && !force_cctx
1203 ))
1140 { 1204 {
1141 /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ 1205 /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */
1142 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); 1206 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
1143 1207
1144 prev->cctx = 0; 1208 prev->cctx = 0;
… …
1154 1218
1155 ++next->usecount; 1219 ++next->usecount;
1156 1220
1157 if (expect_true (!next->cctx)) 1221 if (expect_true (!next->cctx))
1158 next->cctx = cctx_get (aTHX); 1222 next->cctx = cctx_get (aTHX);
1223
1224 has_throw = !!next->throw;
1159 1225
1160 if (expect_false (prev__cctx != next->cctx)) 1226 if (expect_false (prev__cctx != next->cctx))
1161 { 1227 {
1162 prev__cctx->top_env = PL_top_env; 1228 prev__cctx->top_env = PL_top_env;
1163 PL_top_env = next->cctx->top_env; 1229 PL_top_env = next->cctx->top_env;
… …
1165 } 1231 }
1166 1232
1167 free_coro_mortal (aTHX); 1233 free_coro_mortal (aTHX);
1168 UNLOCK; 1234 UNLOCK;
1169 1235
1170 if (expect_false (prev->throw || next->throw)) 1236 if (expect_false (has_throw))
1171 { 1237 {
1172 struct coro *coro = SvSTATE (coro_current); 1238 struct coro *coro = SvSTATE (coro_current);
1173 1239
1174 if (coro->throw) 1240 if (coro->throw)
1175 { 1241 {
… …
1185struct transfer_args 1251struct transfer_args
1186{ 1252{
1187 struct coro *prev, *next; 1253 struct coro *prev, *next;
1188}; 1254};
1189 1255
1190#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next) 1256#define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx))
1191#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) 1257#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)
1192 1258
1193/** high level stuff ********************************************************/ 1259/** high level stuff ********************************************************/
1194 1260
1195static int 1261static int
… …
1289{ 1355{
1290 dTHX; 1356 dTHX;
1291 struct transfer_args ta; 1357 struct transfer_args ta;
1292 1358
1293 prepare_transfer (aTHX_ &ta, prev_sv, next_sv); 1359 prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1294 TRANSFER (ta); 1360 TRANSFER (ta, 1);
1295} 1361}
1296 1362
1297/** Coro ********************************************************************/ 1363/** Coro ********************************************************************/
1298 1364
1299static void 1365static void
… …
1301{ 1367{
1302 av_push (coro_ready [SvSTATE (coro_sv)->prio - PRIO_MIN], coro_sv); 1368 av_push (coro_ready [SvSTATE (coro_sv)->prio - PRIO_MIN], coro_sv);
1303} 1369}
1304 1370
1305static SV * 1371static SV *
1306coro_deq (pTHX_ int min_prio) 1372coro_deq (pTHX)
1307{ 1373{
1308 int prio = PRIO_MAX - PRIO_MIN; 1374 int prio;
1309 1375
1310 min_prio -= PRIO_MIN;
1311 if (min_prio < 0)
1312 min_prio = 0;
1313
1314 for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= min_prio; ) 1376 for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; )
1315 if (AvFILLp (coro_ready [prio]) >= 0) 1377 if (AvFILLp (coro_ready [prio]) >= 0)
1316 return av_shift (coro_ready [prio]); 1378 return av_shift (coro_ready [prio]);
1317 1379
1318 return 0; 1380 return 0;
1319} 1381}
… …
1321static int 1383static int
1322api_ready (SV *coro_sv) 1384api_ready (SV *coro_sv)
1323{ 1385{
1324 dTHX; 1386 dTHX;
1325 struct coro *coro; 1387 struct coro *coro;
1388 SV *hook;
1326 1389
1327 if (SvROK (coro_sv)) 1390 if (SvROK (coro_sv))
1328 coro_sv = SvRV (coro_sv); 1391 coro_sv = SvRV (coro_sv);
1329 1392
1330 coro = SvSTATE (coro_sv); 1393 coro = SvSTATE (coro_sv);
… …
1333 return 0; 1396 return 0;
1334 1397
1335 coro->flags |= CF_READY; 1398 coro->flags |= CF_READY;
1336 1399
1337 LOCK; 1400 LOCK;
1401
1402 hook = coro_nready ? 0 : coro_readyhook;
1403
1338 coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); 1404 coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1339 ++coro_nready; 1405 ++coro_nready;
1406
1340 UNLOCK; 1407 UNLOCK;
1408
1409 if (hook)
1410 {
1411 dSP;
1412
1413 ENTER;
1414 SAVETMPS;
1415
1416 PUSHMARK (SP);
1417 PUTBACK;
1418 call_sv (hook, G_DISCARD);
1419 SPAGAIN;
1420
1421 FREETMPS;
1422 LEAVE;
1423 }
1341 1424
1342 return 1; 1425 return 1;
1343} 1426}
1344 1427
1345static int 1428static int
… …
1355 SV *prev_sv, *next_sv; 1438 SV *prev_sv, *next_sv;
1356 1439
1357 for (;;) 1440 for (;;)
1358 { 1441 {
1359 LOCK; 1442 LOCK;
1360 next_sv = coro_deq (aTHX_ PRIO_MIN); 1443 next_sv = coro_deq (aTHX);
1361 1444
1362 /* nothing to schedule: call the idle handler */ 1445 /* nothing to schedule: call the idle handler */
1363 if (expect_false (!next_sv)) 1446 if (expect_false (!next_sv))
1364 { 1447 {
1365 dSP; 1448 dSP;
… …
1369 SAVETMPS; 1452 SAVETMPS;
1370 1453
1371 PUSHMARK (SP); 1454 PUSHMARK (SP);
1372 PUTBACK; 1455 PUTBACK;
1373 call_sv (get_sv ("Coro::idle", FALSE), G_DISCARD); 1456 call_sv (get_sv ("Coro::idle", FALSE), G_DISCARD);
1457 SPAGAIN;
1374 1458
1375 FREETMPS; 1459 FREETMPS;
1376 LEAVE; 1460 LEAVE;
1377 continue; 1461 continue;
1378 } 1462 }
… …
1433{ 1517{
1434 dTHX; 1518 dTHX;
1435 struct transfer_args ta; 1519 struct transfer_args ta;
1436 1520
1437 prepare_schedule (aTHX_ &ta); 1521 prepare_schedule (aTHX_ &ta);
1438 TRANSFER (ta); 1522 TRANSFER (ta, 1);
1439} 1523}
1440 1524
1441static int 1525static int
1442api_cede (void) 1526api_cede (void)
1443{ 1527{
… …
1446 1530
1447 prepare_cede (aTHX_ &ta); 1531 prepare_cede (aTHX_ &ta);
1448 1532
1449 if (expect_true (ta.prev != ta.next)) 1533 if (expect_true (ta.prev != ta.next))
1450 { 1534 {
1451 TRANSFER (ta); 1535 TRANSFER (ta, 1);
1452 return 1; 1536 return 1;
1453 } 1537 }
1454 else 1538 else
1455 return 0; 1539 return 0;
1456} 1540}
… …
1461 dTHX; 1545 dTHX;
1462 struct transfer_args ta; 1546 struct transfer_args ta;
1463 1547
1464 if (prepare_cede_notself (aTHX_ &ta)) 1548 if (prepare_cede_notself (aTHX_ &ta))
1465 { 1549 {
1466 TRANSFER (ta); 1550 TRANSFER (ta, 1);
1467 return 1; 1551 return 1;
1468 } 1552 }
1469 else 1553 else
1470 return 0; 1554 return 0;
1471} 1555}
… …
1508 BOOT_PAGESIZE; 1592 BOOT_PAGESIZE;
1509 1593
1510 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); 1594 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV);
1511 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); 1595 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO);
1512 1596
1597 orig_sigelem_get = PL_vtbl_sigelem.svt_get;
1598 PL_vtbl_sigelem.svt_get = coro_sigelem_get;
1599 orig_sigelem_set = PL_vtbl_sigelem.svt_set;
1600 PL_vtbl_sigelem.svt_set = coro_sigelem_set;
1601
1513 hv_sig = coro_get_hv ("SIG", TRUE); 1602 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1514 sv_diehook = coro_get_sv ("Coro::State::DIEHOOK" , TRUE); 1603 rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
1515 sv_warnhook = coro_get_sv ("Coro::State::WARNHOOK", TRUE); 1604 rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
1516
1517 if (!PL_diehook ) hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0);
1518 if (!PL_warnhook) hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0);
1519 1605
1520 coro_state_stash = gv_stashpv ("Coro::State", TRUE); 1606 coro_state_stash = gv_stashpv ("Coro::State", TRUE);
1521 1607
1522 newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); 1608 newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
1523 newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); 1609 newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
… …
1540SV * 1626SV *
1541new (char *klass, ...) 1627new (char *klass, ...)
1542 CODE: 1628 CODE:
1543{ 1629{
1544 struct coro *coro; 1630 struct coro *coro;
1631 MAGIC *mg;
1545 HV *hv; 1632 HV *hv;
1546 int i; 1633 int i;
1547 1634
1548 Newz (0, coro, 1, struct coro); 1635 Newz (0, coro, 1, struct coro);
1549 coro->args = newAV (); 1636 coro->args = newAV ();
… …
1552 if (coro_first) coro_first->prev = coro; 1639 if (coro_first) coro_first->prev = coro;
1553 coro->next = coro_first; 1640 coro->next = coro_first;
1554 coro_first = coro; 1641 coro_first = coro;
1555 1642
1556 coro->hv = hv = newHV (); 1643 coro->hv = hv = newHV ();
1557 sv_magicext ((SV *)hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char *)coro, 0)->mg_flags |= MGf_DUP; 1644 mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0);
1645 mg->mg_flags |= MGf_DUP;
1558 RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); 1646 RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
1559 1647
1560 av_extend (coro->args, items - 1); 1648 av_extend (coro->args, items - 1);
1561 for (i = 1; i < items; i++) 1649 for (i = 1; i < items; i++)
1562 av_push (coro->args, newSVsv (ST (i))); 1650 av_push (coro->args, newSVsv (ST (i)));
… …
1576 Coro::cede_notself = 4 1664 Coro::cede_notself = 4
1577 CODE: 1665 CODE:
1578{ 1666{
1579 struct transfer_args ta; 1667 struct transfer_args ta;
1580 1668
1669 PUTBACK;
1581 switch (ix) 1670 switch (ix)
1582 { 1671 {
1583 case 0: 1672 case 0:
1584 ta.prev = (struct coro *)INT2PTR (coro_cctx *, SvIV (ST (0))); 1673 ta.prev = (struct coro *)INT2PTR (coro_cctx *, SvIV (ST (0)));
1585 ta.next = 0; 1674 ta.next = 0;
… …
1604 if (!prepare_cede_notself (aTHX_ &ta)) 1693 if (!prepare_cede_notself (aTHX_ &ta))
1605 XSRETURN_EMPTY; 1694 XSRETURN_EMPTY;
1606 1695
1607 break; 1696 break;
1608 } 1697 }
1698 SPAGAIN;
1609 1699
1610 BARRIER; 1700 BARRIER;
1611 PUTBACK; 1701 PUTBACK;
1612 TRANSFER (ta); 1702 TRANSFER (ta, 0);
1613 SPAGAIN; /* might be the sp of a different coroutine now */ 1703 SPAGAIN; /* might be the sp of a different coroutine now */
1614 /* be extra careful not to ever do anything after TRANSFER */ 1704 /* be extra careful not to ever do anything after TRANSFER */
1615} 1705}
1616 1706
1617bool 1707bool
… …
1620 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); 1710 RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1621 OUTPUT: 1711 OUTPUT:
1622 RETVAL 1712 RETVAL
1623 1713
1624void 1714void
1625_exit (code) 1715_exit (int code)
1626 int code
1627 PROTOTYPE: $ 1716 PROTOTYPE: $
1628 CODE: 1717 CODE:
1629 _exit (code); 1718 _exit (code);
1630 1719
1631int 1720int
… …
1671 { 1760 {
1672 struct coro temp; 1761 struct coro temp;
1673 1762
1674 if (!(coro->flags & CF_RUNNING)) 1763 if (!(coro->flags & CF_RUNNING))
1675 { 1764 {
1765 PUTBACK;
1676 save_perl (aTHX_ &temp); 1766 save_perl (aTHX_ &temp);
1677 load_perl (aTHX_ coro); 1767 load_perl (aTHX_ coro);
1678 } 1768 }
1679 1769
1680 { 1770 {
… …
1699 1789
1700 if (!(coro->flags & CF_RUNNING)) 1790 if (!(coro->flags & CF_RUNNING))
1701 { 1791 {
1702 save_perl (aTHX_ coro); 1792 save_perl (aTHX_ coro);
1703 load_perl (aTHX_ &temp); 1793 load_perl (aTHX_ &temp);
1794 SPAGAIN;
1704 } 1795 }
1705 } 1796 }
1706} 1797}
1707 1798
1708SV * 1799SV *
… …
1720 1811
1721void 1812void
1722api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) 1813api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1723 1814
1724SV * 1815SV *
1725has_stack (Coro::State coro) 1816has_cctx (Coro::State coro)
1726 PROTOTYPE: $ 1817 PROTOTYPE: $
1727 CODE: 1818 CODE:
1728 RETVAL = boolSV (!!coro->cctx); 1819 RETVAL = boolSV (!!coro->cctx);
1729 OUTPUT: 1820 OUTPUT:
1730 RETVAL 1821 RETVAL
… …
1749 case 1: RETVAL = coro->usecount; break; 1840 case 1: RETVAL = coro->usecount; break;
1750 } 1841 }
1751 OUTPUT: 1842 OUTPUT:
1752 RETVAL 1843 RETVAL
1753 1844
1845void
1846force_cctx ()
1847 CODE:
1848 struct coro *coro = SvSTATE (coro_current);
1849 coro->cctx->idle_sp = 0;
1754 1850
1755MODULE = Coro::State PACKAGE = Coro 1851MODULE = Coro::State PACKAGE = Coro
1756 1852
1757BOOT: 1853BOOT:
1758{ 1854{
1759 int i; 1855 int i;
1760 1856
1761 sv_pool_rss = coro_get_sv ("Coro::POOL_RSS" , TRUE);
1762 sv_pool_size = coro_get_sv ("Coro::POOL_SIZE" , TRUE);
1763 av_async_pool = coro_get_av ("Coro::async_pool", TRUE); 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);
1764 1860
1765 coro_current = coro_get_sv ("Coro::current", FALSE); 1861 coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1766 SvREADONLY_on (coro_current); 1862 SvREADONLY_on (coro_current);
1767 1863
1768 coro_stash = gv_stashpv ("Coro", TRUE); 1864 coro_stash = gv_stashpv ("Coro", TRUE);
1769 1865
1770 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); 1866 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
… …
1800 PROTOTYPE: $ 1896 PROTOTYPE: $
1801 CODE: 1897 CODE:
1802 SvREFCNT_dec (SvRV (coro_current)); 1898 SvREFCNT_dec (SvRV (coro_current));
1803 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current))); 1899 SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1804 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
1805int 1911int
1806prio (Coro::State coro, int newprio = 0) 1912prio (Coro::State coro, int newprio = 0)
1807 ALIAS: 1913 ALIAS:
1808 nice = 1 1914 nice = 1
1809 CODE: 1915 CODE:
… …
1845 PROTOTYPE: $;$ 1951 PROTOTYPE: $;$
1846 CODE: 1952 CODE:
1847 SvREFCNT_dec (self->throw); 1953 SvREFCNT_dec (self->throw);
1848 self->throw = SvOK (throw) ? newSVsv (throw) : 0; 1954 self->throw = SvOK (throw) ? newSVsv (throw) : 0;
1849 1955
1956void
1957swap_defsv (Coro::State self)
1958 PROTOTYPE: $
1959 ALIAS:
1960 swap_defav = 1
1961 CODE:
1962 if (!self->slot)
1963 croak ("cannot swap state with coroutine that has no saved state");
1964 else
1965 {
1966 SV **src = ix ? (SV **)&GvAV (PL_defgv) : &GvSV (PL_defgv);
1967 SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv;
1968
1969 SV *tmp = *src; *src = *dst; *dst = tmp;
1970 }
1971
1850# for async_pool speedup 1972# for async_pool speedup
1851void 1973void
1852_pool_1 (SV *cb) 1974_pool_1 (SV *cb)
1853 CODE: 1975 CODE:
1854{ 1976{
1855 struct coro *coro = SvSTATE (coro_current); 1977 struct coro *coro = SvSTATE (coro_current);
1856 HV *hv = (HV *)SvRV (coro_current); 1978 HV *hv = (HV *)SvRV (coro_current);
1857 AV *defav = GvAV (PL_defgv); 1979 AV *defav = GvAV (PL_defgv);
1858 SV *invoke = hv_delete (hv, strpair ("_invoke"), 0); 1980 SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
1859 AV *invoke_av; 1981 AV *invoke_av;
1860 int i, len; 1982 int i, len;
1861 1983
1862 if (!invoke) 1984 if (!invoke)
1985 {
1986 SvREFCNT_dec (PL_diehook); PL_diehook = 0;
1863 croak ("\3async_pool terminate\2\n"); 1987 croak ("\3async_pool terminate\2\n");
1988 }
1864 1989
1865 SvREFCNT_dec (coro->saved_deffh); 1990 SvREFCNT_dec (coro->saved_deffh);
1866 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); 1991 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
1867 1992
1868 hv_store (hv, "desc", sizeof ("desc") - 1, 1993 hv_store (hv, "desc", sizeof ("desc") - 1,
1869 newSVpvn (strpair ("[async_pool]")), 0); 1994 newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
1870 1995
1871 invoke_av = (AV *)SvRV (invoke); 1996 invoke_av = (AV *)SvRV (invoke);
1872 len = av_len (invoke_av); 1997 len = av_len (invoke_av);
1873 1998
1874 sv_setsv (cb, AvARRAY (invoke_av)[0]); 1999 sv_setsv (cb, AvARRAY (invoke_av)[0]);
… …
1894 SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; 2019 SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh;
1895 coro->saved_deffh = 0; 2020 coro->saved_deffh = 0;
1896 2021
1897 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) 2022 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1898 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) 2023 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
2024 {
2025 SvREFCNT_dec (PL_diehook); PL_diehook = 0;
1899 croak ("\3async_pool terminate\2\n"); 2026 croak ("\3async_pool terminate\2\n");
2027 }
1900 2028
1901 av_clear (GvAV (PL_defgv)); 2029 av_clear (GvAV (PL_defgv));
1902 hv_store ((HV *)SvRV (coro_current), strpair ("desc"), 2030 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
1903 newSVpvn (strpair ("[async_pool idle]")), 0); 2031 newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
1904 2032
1905 coro->prio = 0; 2033 coro->prio = 0;
1906 2034
1907 if (coro->cctx && (coro->cctx->flags & CC_TRACE)) 2035 if (coro->cctx && (coro->cctx->flags & CC_TRACE))
1908 api_trace (coro_current, 0); 2036 api_trace (coro_current, 0);
… …
1943 PL_laststype = data->laststype; 2071 PL_laststype = data->laststype;
1944 PL_laststatval = data->laststatval; 2072 PL_laststatval = data->laststatval;
1945 PL_statcache = data->statcache; 2073 PL_statcache = data->statcache;
1946} 2074}
1947 2075
2076
2077MODULE = Coro::State PACKAGE = Coro::AnyEvent
2078
2079BOOT:
2080 sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
2081
2082SV *
2083_schedule ()
2084 PROTOTYPE: @
2085 CODE:
2086{
2087 static int incede;
2088
2089 api_cede_notself ();
2090
2091 ++incede;
2092 while (coro_nready >= incede && api_cede ())
2093 ;
2094
2095 sv_setsv (sv_activity, &PL_sv_undef);
2096 if (coro_nready >= incede)
2097 {
2098 PUSHMARK (SP);
2099 PUTBACK;
2100 call_pv ("Coro::AnyEvent::_activity", G_DISCARD | G_EVAL);
2101 SPAGAIN;
2102 }
2103
2104 --incede;
2105}
2106

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