[ViewVC] Diff of: cvs/Coro/Coro/State.xs

Comparing Coro/Coro/State.xs (file contents):
Revision 1.239 by root, Sat Jun 28 23:14:19 2008 UTC vs.
Revision 1.258 by root, Sun Nov 9 23:08:49 2008 UTC

…		…
4	#define PERL_EXT	4	#define PERL_EXT
5		5
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		10
10	#include "patchlevel.h"	11	#include "patchlevel.h"
11		12
12	#include <stdio.h>	13	#include <stdio.h>
13	#include <errno.h>	14	#include <errno.h>
…		…
51	#else	52	#else
52	# define REGISTER_STACK(cctx,start,end)	53	# define REGISTER_STACK(cctx,start,end)
53	#endif	54	#endif
54		55
55	/* the maximum number of idle cctx that will be pooled */	56	/* the maximum number of idle cctx that will be pooled */
56	#define MAX_IDLE_CCTX 8	57	static int cctx_max_idle = 4;
57		58
58	#define PERL_VERSION_ATLEAST(a,b,c) \	59	#define PERL_VERSION_ATLEAST(a,b,c) \
59	(PERL_REVISION > (a) \	60	(PERL_REVISION > (a) \
60	\|\| (PERL_REVISION == (a) \	61	\|\| (PERL_REVISION == (a) \
61	&& (PERL_VERSION > (b) \	62	&& (PERL_VERSION > (b) \
…		…
80	# ifndef IS_PADCONST	81	# ifndef IS_PADCONST
81	# define IS_PADCONST(v) 0	82	# define IS_PADCONST(v) 0
82	# endif	83	# endif
83	#endif	84	#endif
84		85
		86	/* 5.11 */
		87	#ifndef CxHASARGS
		88	# define CxHASARGS(cx) (cx)->blk_sub.hasargs
		89	#endif
		90
		91	/* 5.10.0 */
		92	#ifndef SvREFCNT_inc_NN
		93	# define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv)
		94	#endif
		95
85	/* 5.8.8 */	96	/* 5.8.8 */
86	#ifndef GV_NOTQUAL	97	#ifndef GV_NOTQUAL
87	# define GV_NOTQUAL 0	98	# define GV_NOTQUAL 0
88	#endif	99	#endif
89	#ifndef newSV	100	#ifndef newSV
90	# define newSV(l) NEWSV(0,l)	101	# 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	102	#endif
97		103
98	/* 5.8.7 */	104	/* 5.8.7 */
99	#ifndef SvRV_set	105	#ifndef SvRV_set
100	# define SvRV_set(s,v) SvRV(s) = (v)	106	# define SvRV_set(s,v) SvRV(s) = (v)
…		…
136	#define NOINLINE attribute ((noinline))	142	#define NOINLINE attribute ((noinline))
137		143
138	#include "CoroAPI.h"	144	#include "CoroAPI.h"
139		145
140	#ifdef USE_ITHREADS	146	#ifdef USE_ITHREADS
		147
141	static perl_mutex coro_mutex;	148	static perl_mutex coro_lock;
142	# define LOCK do { MUTEX_LOCK (&coro_mutex); } while (0)	149	# define LOCK do { MUTEX_LOCK (&coro_lock); } while (0)
143	# define UNLOCK do { MUTEX_UNLOCK (&coro_mutex); } while (0)	150	# define UNLOCK do { MUTEX_UNLOCK (&coro_lock); } while (0)
		151	# if CORO_PTHREAD
		152	static void *coro_thx;
		153	# endif
		154
144	#else	155	#else
		156
145	# define LOCK (void)0	157	# define LOCK (void)0
146	# define UNLOCK (void)0	158	# define UNLOCK (void)0
		159
147	#endif	160	#endif
		161
		162	# undef LOCK
		163	# define LOCK (void)0
		164	# undef UNLOCK
		165	# define UNLOCK (void)0
148		166
149	/* helper storage struct for Coro::AIO */	167	/* helper storage struct for Coro::AIO */
150	struct io_state	168	struct io_state
151	{	169	{
		170	AV *res;
152	int errorno;	171	int errorno;
153	I32 laststype;	172	I32 laststype; /* U16 in 5.10.0 */
154	int laststatval;	173	int laststatval;
155	Stat_t statcache;	174	Stat_t statcache;
156	};	175	};
157		176
		177	static double (nvtime)(); / so why doesn't it take void? */
		178
		179	static U32 cctx_gen;
158	static size_t coro_stacksize = CORO_STACKSIZE;	180	static size_t cctx_stacksize = CORO_STACKSIZE;
159	static struct CoroAPI coroapi;	181	static struct CoroAPI coroapi;
160	static AV main_mainstack; / used to differentiate between $main and others */	182	static AV main_mainstack; / used to differentiate between $main and others */
161	static JMPENV *main_top_env;	183	static JMPENV *main_top_env;
162	static HV coro_state_stash, coro_stash;	184	static HV coro_state_stash, coro_stash;
163	static volatile SV coro_mortal; / will be freed after next transfer */	185	static volatile SV coro_mortal; / will be freed/thrown after next transfer */
164		186
165	static GV irsgv; / $/ */	187	static GV irsgv; / $/ */
166	static GV stdoutgv; / STDOUT /	188	static GV stdoutgv; / STDOUT /
167	static SV *rv_diehook;	189	static SV *rv_diehook;
168	static SV *rv_warnhook;	190	static SV *rv_warnhook;
…		…
200	void idle_sp; / sp of top-level transfer/schedule/cede call */	222	void idle_sp; / sp of top-level transfer/schedule/cede call */
201	JMPENV idle_te; / same as idle_sp, but for top_env, TODO: remove once stable */	223	JMPENV idle_te; / same as idle_sp, but for top_env, TODO: remove once stable */
202	JMPENV *top_env;	224	JMPENV *top_env;
203	coro_context cctx;	225	coro_context cctx;
204		226
		227	U32 gen;
205	#if CORO_USE_VALGRIND	228	#if CORO_USE_VALGRIND
206	int valgrind_id;	229	int valgrind_id;
207	#endif	230	#endif
208	unsigned char flags;	231	unsigned char flags;
209	} coro_cctx;	232	} coro_cctx;
…		…
269	#define PRIO_MIN -4	292	#define PRIO_MIN -4
270		293
271	/* for Coro.pm */	294	/* for Coro.pm */
272	static SV *coro_current;	295	static SV *coro_current;
273	static SV *coro_readyhook;	296	static SV *coro_readyhook;
274	static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];	297	static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1];
275	static int coro_nready;	298	static int coro_nready;
276	static struct coro *coro_first;	299	static struct coro *coro_first;
277		300
278	/ lowlevel stuff ********************************************************/	301	/ lowlevel stuff ********************************************************/
279		302
…		…
321	Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1);	344	Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1);
322	#endif	345	#endif
323	newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)];	346	newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)];
324	--AvFILLp (padlist);	347	--AvFILLp (padlist);
325		348
326	av_store (newpadlist, 0, SvREFCNT_inc (*av_fetch (padlist, 0, FALSE)));	349	av_store (newpadlist, 0, SvREFCNT_inc_NN (*av_fetch (padlist, 0, FALSE)));
327	av_store (newpadlist, 1, (SV *)newpad);	350	av_store (newpadlist, 1, (SV *)newpad);
328		351
329	return newpadlist;	352	return newpadlist;
330	}	353	}
331		354
…		…
361		384
362	/* casting is fun. */	385	/* casting is fun. */
363	while (&PL_sv_undef != (SV )(padlist = (AV )av_pop (av)))	386	while (&PL_sv_undef != (SV )(padlist = (AV )av_pop (av)))
364	free_padlist (aTHX_ padlist);	387	free_padlist (aTHX_ padlist);
365		388
		389	SvREFCNT_dec (av); /* sv_magicext increased the refcount */
		390
366	return 0;	391	return 0;
367	}	392	}
368		393
369	#define CORO_MAGIC_type_cv PERL_MAGIC_ext	394	#define CORO_MAGIC_type_cv PERL_MAGIC_ext
370	#define CORO_MAGIC_type_state PERL_MAGIC_ext	395	#define CORO_MAGIC_type_state PERL_MAGIC_ext
…		…
372	static MGVTBL coro_cv_vtbl = {	397	static MGVTBL coro_cv_vtbl = {
373	0, 0, 0, 0,	398	0, 0, 0, 0,
374	coro_cv_free	399	coro_cv_free
375	};	400	};
376		401
377	#define CORO_MAGIC(sv,type) \	402	#define CORO_MAGIC(sv, type) \
378	SvMAGIC (sv) \	403	SvMAGIC (sv) \
379	? SvMAGIC (sv)->mg_type == type \	404	? SvMAGIC (sv)->mg_type == type \
380	? SvMAGIC (sv) \	405	? SvMAGIC (sv) \
381	: mg_find (sv, type) \	406	: mg_find (sv, type) \
382	: 0	407	: 0
383		408
384	#define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv)	409	#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)	410	#define CORO_MAGIC_state(sv) CORO_MAGIC (((SV *)(sv)), CORO_MAGIC_type_state)
386		411
387	static struct coro *	412	static struct coro *
…		…
420	if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))	445	if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))
421	CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];	446	CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];
422	else	447	else
423	{	448	{
424	#if CORO_PREFER_PERL_FUNCTIONS	449	#if CORO_PREFER_PERL_FUNCTIONS
425	/* this is probably cleaner, but also slower? */	450	/* this is probably cleaner? but also slower! */
		451	/* in practise, it seems to be less stable */
426	CV *cp = Perl_cv_clone (cv);	452	CV *cp = Perl_cv_clone (cv);
427	CvPADLIST (cv) = CvPADLIST (cp);	453	CvPADLIST (cv) = CvPADLIST (cp);
428	CvPADLIST (cp) = 0;	454	CvPADLIST (cp) = 0;
429	SvREFCNT_dec (cp);	455	SvREFCNT_dec (cp);
430	#else	456	#else
…		…
616		642
617	/*	643	/*
618	* destroy the stacks, the callchain etc...	644	* destroy the stacks, the callchain etc...
619	*/	645	*/
620	static void	646	static void
621	coro_destroy_stacks (pTHX)	647	coro_destruct_stacks (pTHX)
622	{	648	{
623	while (PL_curstackinfo->si_next)	649	while (PL_curstackinfo->si_next)
624	PL_curstackinfo = PL_curstackinfo->si_next;	650	PL_curstackinfo = PL_curstackinfo->si_next;
625		651
626	while (PL_curstackinfo)	652	while (PL_curstackinfo)
…		…
663	#undef VAR	689	#undef VAR
664	}	690	}
665	else	691	else
666	slot = coro->slot;	692	slot = coro->slot;
667		693
		694	if (slot)
		695	{
668	rss += sizeof (slot->curstackinfo);	696	rss += sizeof (slot->curstackinfo);
669	rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);	697	rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);
670	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);	698	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);
671	rss += slot->tmps_max * sizeof (SV *);	699	rss += slot->tmps_max * sizeof (SV *);
672	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);	700	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
673	rss += slot->scopestack_max * sizeof (I32);	701	rss += slot->scopestack_max * sizeof (I32);
674	rss += slot->savestack_max * sizeof (ANY);	702	rss += slot->savestack_max * sizeof (ANY);
675		703
676	#if !PERL_VERSION_ATLEAST (5,10,0)	704	#if !PERL_VERSION_ATLEAST (5,10,0)
677	rss += slot->retstack_max * sizeof (OP *);	705	rss += slot->retstack_max * sizeof (OP *);
678	#endif	706	#endif
		707	}
679	}	708	}
680		709
681	return rss;	710	return rss;
682	}	711	}
683		712
…		…
686	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);	715	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);
687	static int (orig_sigelem_set) (pTHX_ SV sv, MAGIC *mg);	716	static int (orig_sigelem_set) (pTHX_ SV sv, MAGIC *mg);
688	static int (orig_sigelem_clr) (pTHX_ SV sv, MAGIC *mg);	717	static int (orig_sigelem_clr) (pTHX_ SV sv, MAGIC *mg);
689		718
690	/* apparently < 5.8.8 */	719	/* apparently < 5.8.8 */
691	#undef MgPV_nolen_const
692	#ifndef MgPV_nolen_const	720	#ifndef MgPV_nolen_const
693	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \	721	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
694	SvPV_nolen_const((SV*)((mg)->mg_ptr)) : \	722	SvPV_nolen((SV*)((mg)->mg_ptr)) : \
695	(const char*)(mg)->mg_ptr)	723	(const char*)(mg)->mg_ptr)
696	#endif	724	#endif
697		725
698	/*	726	/*
699	* This overrides the default magic get method of %SIG elements.	727	* This overrides the default magic get method of %SIG elements.
…		…
802	GvSV (PL_defgv) = newSV (0);	830	GvSV (PL_defgv) = newSV (0);
803	GvAV (PL_defgv) = coro->args; coro->args = 0;	831	GvAV (PL_defgv) = coro->args; coro->args = 0;
804	GvSV (PL_errgv) = newSV (0);	832	GvSV (PL_errgv) = newSV (0);
805	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);	833	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
806	PL_rs = newSVsv (GvSV (irsgv));	834	PL_rs = newSVsv (GvSV (irsgv));
807	PL_defoutgv = (GV *)SvREFCNT_inc (stdoutgv);	835	PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);
808		836
809	{	837	{
810	dSP;	838	dSP;
811	LOGOP myop;	839	LOGOP myop;
812		840
…		…
829	*/	857	*/
830	ENTER;	858	ENTER;
831	}	859	}
832		860
833	static void	861	static void
834	coro_destroy (pTHX_ struct coro *coro)	862	coro_destruct (pTHX_ struct coro *coro)
835	{	863	{
836	if (!IN_DESTRUCT)	864	if (!IN_DESTRUCT)
837	{	865	{
838	/* restore all saved variables and stuff */	866	/* restore all saved variables and stuff */
839	LEAVE_SCOPE (0);	867	LEAVE_SCOPE (0);
…		…
861	SvREFCNT_dec (PL_warnhook);	889	SvREFCNT_dec (PL_warnhook);
862		890
863	SvREFCNT_dec (coro->saved_deffh);	891	SvREFCNT_dec (coro->saved_deffh);
864	SvREFCNT_dec (coro->throw);	892	SvREFCNT_dec (coro->throw);
865		893
866	coro_destroy_stacks (aTHX);	894	coro_destruct_stacks (aTHX);
867	}	895	}
868		896
869	static void	897	static void
870	free_coro_mortal (pTHX)	898	free_coro_mortal (pTHX)
871	{	899	{
…		…
908	: cx->blk_gimme == G_SCALAR ? bot + 1	936	: cx->blk_gimme == G_SCALAR ? bot + 1
909	: bot;	937	: bot;
910		938
911	av_extend (av, top - bot);	939	av_extend (av, top - bot);
912	while (bot < top)	940	while (bot < top)
913	av_push (av, SvREFCNT_inc (*bot++));	941	av_push (av, SvREFCNT_inc_NN (*bot++));
914		942
915	PL_runops = RUNOPS_DEFAULT;	943	PL_runops = RUNOPS_DEFAULT;
916	ENTER;	944	ENTER;
917	SAVETMPS;	945	SAVETMPS;
918	EXTEND (SP, 3);	946	EXTEND (SP, 3);
…		…
1032	* this is a _very_ stripped down perl interpreter ;)	1060	* this is a _very_ stripped down perl interpreter ;)
1033	*/	1061	*/
1034	static void	1062	static void
1035	cctx_run (void *arg)	1063	cctx_run (void *arg)
1036	{	1064	{
		1065	#ifdef USE_ITHREADS
		1066	# if CORO_PTHREAD
		1067	PERL_SET_CONTEXT (coro_thx);
		1068	# endif
		1069	#endif
		1070	{
1037	dTHX;	1071	dTHX;
1038		1072
1039	/* cctx_run is the alternative tail of transfer(), so unlock here. */	1073	/* cctx_run is the alternative tail of transfer(), so unlock here. */
1040	UNLOCK;	1074	UNLOCK;
1041		1075
1042	/* we now skip the entersub that lead to transfer() */	1076	/* we now skip the entersub that lead to transfer() */
1043	PL_op = PL_op->op_next;	1077	PL_op = PL_op->op_next;
1044		1078
1045	/* inject a fake subroutine call to cctx_init */	1079	/* inject a fake subroutine call to cctx_init */
1046	cctx_prepare (aTHX_ (coro_cctx *)arg);	1080	cctx_prepare (aTHX_ (coro_cctx *)arg);
1047		1081
1048	/* somebody or something will hit me for both perl_run and PL_restartop */	1082	/* somebody or something will hit me for both perl_run and PL_restartop */
1049	PL_restartop = PL_op;	1083	PL_restartop = PL_op;
1050	perl_run (PL_curinterp);	1084	perl_run (PL_curinterp);
1051		1085
1052	/*	1086	/*
1053	* If perl-run returns we assume exit() was being called or the coro	1087	* If perl-run returns we assume exit() was being called or the coro
1054	* fell off the end, which seems to be the only valid (non-bug)	1088	* fell off the end, which seems to be the only valid (non-bug)
1055	* reason for perl_run to return. We try to exit by jumping to the	1089	* reason for perl_run to return. We try to exit by jumping to the
1056	* bootstrap-time "top" top_env, as we cannot restore the "main"	1090	* bootstrap-time "top" top_env, as we cannot restore the "main"
1057	* coroutine as Coro has no such concept	1091	* coroutine as Coro has no such concept
1058	*/	1092	*/
1059	PL_top_env = main_top_env;	1093	PL_top_env = main_top_env;
1060	JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */	1094	JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */
		1095	}
1061	}	1096	}
1062		1097
1063	static coro_cctx *	1098	static coro_cctx *
1064	cctx_new ()	1099	cctx_new ()
1065	{	1100	{
1066	coro_cctx *cctx;	1101	coro_cctx *cctx;
		1102
		1103	++cctx_count;
		1104	New (0, cctx, 1, coro_cctx);
		1105
		1106	cctx->gen = cctx_gen;
		1107	cctx->flags = 0;
		1108
		1109	return cctx;
		1110	}
		1111
		1112	/* create a new cctx only suitable as source */
		1113	static coro_cctx *
		1114	cctx_new_empty ()
		1115	{
		1116	coro_cctx *cctx = cctx_new ();
		1117
		1118	cctx->sptr = 0;
		1119	cctx->idle_sp = 0; /* should never be a valid address */
		1120	coro_create (&cctx->cctx, 0, 0, 0, 0);
		1121
		1122	return cctx;
		1123	}
		1124
		1125	/* create a new cctx suitable as destination/running a perl interpreter */
		1126	static coro_cctx *
		1127	cctx_new_run ()
		1128	{
		1129	coro_cctx *cctx = cctx_new ();
1067	void *stack_start;	1130	void *stack_start;
1068	size_t stack_size;	1131	size_t stack_size;
1069		1132
1070	++cctx_count;
1071
1072	Newz (0, cctx, 1, coro_cctx);
1073
1074	#if HAVE_MMAP	1133	#if HAVE_MMAP
1075	cctx->ssize = ((coro_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE;	1134	cctx->ssize = ((cctx_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE;
1076	/* mmap supposedly does allocate-on-write for us */	1135	/* mmap supposedly does allocate-on-write for us */
1077	cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC\|PROT_READ\|PROT_WRITE, MAP_PRIVATE\|MAP_ANONYMOUS, 0, 0);	1136	cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC\|PROT_READ\|PROT_WRITE, MAP_PRIVATE\|MAP_ANONYMOUS, 0, 0);
1078		1137
1079	if (cctx->sptr != (void *)-1)	1138	if (cctx->sptr != (void *)-1)
1080	{	1139	{
…		…
1086	cctx->flags \|= CC_MAPPED;	1145	cctx->flags \|= CC_MAPPED;
1087	}	1146	}
1088	else	1147	else
1089	#endif	1148	#endif
1090	{	1149	{
1091	cctx->ssize = coro_stacksize * (long)sizeof (long);	1150	cctx->ssize = cctx_stacksize * (long)sizeof (long);
1092	New (0, cctx->sptr, coro_stacksize, long);	1151	New (0, cctx->sptr, cctx_stacksize, long);
1093		1152
1094	if (!cctx->sptr)	1153	if (!cctx->sptr)
1095	{	1154	{
1096	perror ("FATAL: unable to allocate stack for coroutine");	1155	perror ("FATAL: unable to allocate stack for coroutine");
1097	_exit (EXIT_FAILURE);	1156	_exit (EXIT_FAILURE);
…		…
1112	{	1171	{
1113	if (!cctx)	1172	if (!cctx)
1114	return;	1173	return;
1115		1174
1116	--cctx_count;	1175	--cctx_count;
		1176	coro_destroy (&cctx->cctx);
1117		1177
		1178	/* coro_transfer creates new, empty cctx's */
		1179	if (cctx->sptr)
		1180	{
1118	#if CORO_USE_VALGRIND	1181	#if CORO_USE_VALGRIND
1119	VALGRIND_STACK_DEREGISTER (cctx->valgrind_id);	1182	VALGRIND_STACK_DEREGISTER (cctx->valgrind_id);
1120	#endif	1183	#endif
1121		1184
1122	#if HAVE_MMAP	1185	#if HAVE_MMAP
1123	if (cctx->flags & CC_MAPPED)	1186	if (cctx->flags & CC_MAPPED)
1124	munmap (cctx->sptr, cctx->ssize);	1187	munmap (cctx->sptr, cctx->ssize);
1125	else	1188	else
1126	#endif	1189	#endif
1127	Safefree (cctx->sptr);	1190	Safefree (cctx->sptr);
		1191	}
1128		1192
1129	Safefree (cctx);	1193	Safefree (cctx);
1130	}	1194	}
1131		1195
1132	/* wether this cctx should be destructed */	1196	/* wether this cctx should be destructed */
1133	#define CCTX_EXPIRED(cctx) ((cctx)->ssize < coro_stacksize \|\| ((cctx)->flags & CC_NOREUSE))	1197	#define CCTX_EXPIRED(cctx) ((cctx)->gen != cctx_gen \|\| ((cctx)->flags & CC_NOREUSE))
1134		1198
1135	static coro_cctx *	1199	static coro_cctx *
1136	cctx_get (pTHX)	1200	cctx_get (pTHX)
1137	{	1201	{
1138	while (expect_true (cctx_first))	1202	while (expect_true (cctx_first))
…		…
1145	return cctx;	1209	return cctx;
1146		1210
1147	cctx_destroy (cctx);	1211	cctx_destroy (cctx);
1148	}	1212	}
1149		1213
1150	return cctx_new ();	1214	return cctx_new_run ();
1151	}	1215	}
1152		1216
1153	static void	1217	static void
1154	cctx_put (coro_cctx *cctx)	1218	cctx_put (coro_cctx *cctx)
1155	{	1219	{
		1220	assert (("cctx_put called on non-initialised cctx", cctx->sptr));
		1221
1156	/* free another cctx if overlimit */	1222	/* free another cctx if overlimit */
1157	if (expect_false (cctx_idle >= MAX_IDLE_CCTX))	1223	if (expect_false (cctx_idle >= cctx_max_idle))
1158	{	1224	{
1159	coro_cctx *first = cctx_first;	1225	coro_cctx *first = cctx_first;
1160	cctx_first = first->next;	1226	cctx_first = first->next;
1161	--cctx_idle;	1227	--cctx_idle;
1162		1228
…		…
1194	/* always use the TRANSFER macro */	1260	/* always use the TRANSFER macro */
1195	static void NOINLINE	1261	static void NOINLINE
1196	transfer (pTHX_ struct coro prev, struct coro next, int force_cctx)	1262	transfer (pTHX_ struct coro prev, struct coro next, int force_cctx)
1197	{	1263	{
1198	dSTACKLEVEL;	1264	dSTACKLEVEL;
1199	static volatile int has_throw;
1200		1265
1201	/* sometimes transfer is only called to set idle_sp */	1266	/* sometimes transfer is only called to set idle_sp */
1202	if (expect_false (!next))	1267	if (expect_false (!next))
1203	{	1268	{
1204	((coro_cctx *)prev)->idle_sp = STACKLEVEL;	1269	((coro_cctx *)prev)->idle_sp = STACKLEVEL;
1205	assert (((coro_cctx )prev)->idle_te = PL_top_env); / just for the side-effect when asserts are enabled */	1270	assert (((coro_cctx )prev)->idle_te = PL_top_env); / just for the side-effect when asserts are enabled */
1206	}	1271	}
1207	else if (expect_true (prev != next))	1272	else if (expect_true (prev != next))
1208	{	1273	{
		1274	static volatile int has_throw;
1209	coro_cctx *prev__cctx;	1275	coro_cctx *prev__cctx;
1210		1276
1211	if (expect_false (prev->flags & CF_NEW))	1277	if (expect_false (prev->flags & CF_NEW))
1212	{	1278	{
1213	/* create a new empty context */	1279	/* create a new empty/source context */
1214	Newz (0, prev->cctx, 1, coro_cctx);	1280	prev->cctx = cctx_new_empty ();
1215	prev->flags &= ~CF_NEW;	1281	prev->flags &= ~CF_NEW;
1216	prev->flags \|= CF_RUNNING;	1282	prev->flags \|= CF_RUNNING;
1217	}	1283	}
1218		1284
1219	prev->flags &= ~CF_RUNNING;	1285	prev->flags &= ~CF_RUNNING;
…		…
1326	croak ("FATAL: tried to destroy currently running coroutine");	1392	croak ("FATAL: tried to destroy currently running coroutine");
1327		1393
1328	save_perl (aTHX_ &temp);	1394	save_perl (aTHX_ &temp);
1329	load_perl (aTHX_ coro);	1395	load_perl (aTHX_ coro);
1330		1396
1331	coro_destroy (aTHX_ coro);	1397	coro_destruct (aTHX_ coro);
1332		1398
1333	load_perl (aTHX_ &temp);	1399	load_perl (aTHX_ &temp);
1334		1400
1335	coro->slot = 0;	1401	coro->slot = 0;
1336	}	1402	}
…		…
1442	LOCK;	1508	LOCK;
1443		1509
1444	sv_hook = coro_nready ? 0 : coro_readyhook;	1510	sv_hook = coro_nready ? 0 : coro_readyhook;
1445	xs_hook = coro_nready ? 0 : coroapi.readyhook;	1511	xs_hook = coro_nready ? 0 : coroapi.readyhook;
1446		1512
1447	coro_enq (aTHX_ SvREFCNT_inc (coro_sv));	1513	coro_enq (aTHX_ SvREFCNT_inc_NN (coro_sv));
1448	++coro_nready;	1514	++coro_nready;
1449		1515
1450	UNLOCK;	1516	UNLOCK;
1451		1517
1452	if (sv_hook)	1518	if (sv_hook)
…		…
1607	struct coro *coro = SvSTATE (coro_sv);	1673	struct coro *coro = SvSTATE (coro_sv);
1608		1674
1609	if (flags & CC_TRACE)	1675	if (flags & CC_TRACE)
1610	{	1676	{
1611	if (!coro->cctx)	1677	if (!coro->cctx)
1612	coro->cctx = cctx_new ();	1678	coro->cctx = cctx_new_run ();
1613	else if (!(coro->cctx->flags & CC_TRACE))	1679	else if (!(coro->cctx->flags & CC_TRACE))
1614	croak ("cannot enable tracing on coroutine with custom stack");	1680	croak ("cannot enable tracing on coroutine with custom stack");
1615		1681
1616	coro->cctx->flags \|= CC_NOREUSE \| (flags & (CC_TRACE \| CC_TRACE_ALL));	1682	coro->cctx->flags \|= CC_NOREUSE \| (flags & (CC_TRACE \| CC_TRACE_ALL));
1617	}	1683	}
…		…
1624	else	1690	else
1625	coro->slot->runops = RUNOPS_DEFAULT;	1691	coro->slot->runops = RUNOPS_DEFAULT;
1626	}	1692	}
1627	}	1693	}
1628		1694
		1695	#if 0
		1696	static int
		1697	coro_gensub_free (pTHX_ SV sv, MAGIC mg)
		1698	{
		1699	AV *padlist;
		1700	AV av = (AV )mg->mg_obj;
		1701
		1702	abort ();
		1703
		1704	return 0;
		1705	}
		1706
		1707	static MGVTBL coro_gensub_vtbl = {
		1708	0, 0, 0, 0,
		1709	coro_gensub_free
		1710	};
		1711	#endif
		1712
		1713	/*****************************************************************************/
		1714	/* PerlIO::cede */
		1715
		1716	typedef struct
		1717	{
		1718	PerlIOBuf base;
		1719	NV next, every;
		1720	} PerlIOCede;
		1721
		1722	static IV
		1723	PerlIOCede_pushed (pTHX_ PerlIO f, const char mode, SV arg, PerlIO_funcs tab)
		1724	{
		1725	PerlIOCede *self = PerlIOSelf (f, PerlIOCede);
		1726
		1727	self->every = SvCUR (arg) ? SvNV (arg) : 0.01;
		1728	self->next = nvtime () + self->every;
		1729
		1730	return PerlIOBuf_pushed (aTHX_ f, mode, Nullsv, tab);
		1731	}
		1732
		1733	static SV *
		1734	PerlIOCede_getarg (pTHX_ PerlIO f, CLONE_PARAMS param, int flags)
		1735	{
		1736	PerlIOCede *self = PerlIOSelf (f, PerlIOCede);
		1737
		1738	return newSVnv (self->every);
		1739	}
		1740
		1741	static IV
		1742	PerlIOCede_flush (pTHX_ PerlIO *f)
		1743	{
		1744	PerlIOCede *self = PerlIOSelf (f, PerlIOCede);
		1745	double now = nvtime ();
		1746
		1747	if (now >= self->next)
		1748	{
		1749	api_cede ();
		1750	self->next = now + self->every;
		1751	}
		1752
		1753	return PerlIOBuf_flush (aTHX_ f);
		1754	}
		1755
		1756	static PerlIO_funcs PerlIO_cede =
		1757	{
		1758	sizeof(PerlIO_funcs),
		1759	"cede",
		1760	sizeof(PerlIOCede),
		1761	PERLIO_K_DESTRUCT \| PERLIO_K_RAW,
		1762	PerlIOCede_pushed,
		1763	PerlIOBuf_popped,
		1764	PerlIOBuf_open,
		1765	PerlIOBase_binmode,
		1766	PerlIOCede_getarg,
		1767	PerlIOBase_fileno,
		1768	PerlIOBuf_dup,
		1769	PerlIOBuf_read,
		1770	PerlIOBuf_unread,
		1771	PerlIOBuf_write,
		1772	PerlIOBuf_seek,
		1773	PerlIOBuf_tell,
		1774	PerlIOBuf_close,
		1775	PerlIOCede_flush,
		1776	PerlIOBuf_fill,
		1777	PerlIOBase_eof,
		1778	PerlIOBase_error,
		1779	PerlIOBase_clearerr,
		1780	PerlIOBase_setlinebuf,
		1781	PerlIOBuf_get_base,
		1782	PerlIOBuf_bufsiz,
		1783	PerlIOBuf_get_ptr,
		1784	PerlIOBuf_get_cnt,
		1785	PerlIOBuf_set_ptrcnt,
		1786	};
		1787
		1788
1629	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_	1789	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1630		1790
1631	PROTOTYPES: DISABLE	1791	PROTOTYPES: DISABLE
1632		1792
1633	BOOT:	1793	BOOT:
1634	{	1794	{
1635	#ifdef USE_ITHREADS	1795	#ifdef USE_ITHREADS
1636	MUTEX_INIT (&coro_mutex);	1796	MUTEX_INIT (&coro_lock);
		1797	# if CORO_PTHREAD
		1798	coro_thx = PERL_GET_CONTEXT;
		1799	# endif
1637	#endif	1800	#endif
1638	BOOT_PAGESIZE;	1801	BOOT_PAGESIZE;
1639		1802
1640	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	1803	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
1641	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	1804	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
…		…
1662	main_top_env = main_top_env->je_prev;	1825	main_top_env = main_top_env->je_prev;
1663		1826
1664	coroapi.ver = CORO_API_VERSION;	1827	coroapi.ver = CORO_API_VERSION;
1665	coroapi.rev = CORO_API_REVISION;	1828	coroapi.rev = CORO_API_REVISION;
1666	coroapi.transfer = api_transfer;	1829	coroapi.transfer = api_transfer;
		1830
		1831	{
		1832	SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0);
		1833
		1834	if (!svp) croak ("Time::HiRes is required");
		1835	if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer");
		1836
		1837	nvtime = INT2PTR (double ()(), SvIV (svp));
		1838	}
1667		1839
1668	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));	1840	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1669	}	1841	}
1670		1842
1671	SV *	1843	SV *
…		…
1719	ta.next = 0;	1891	ta.next = 0;
1720	break;	1892	break;
1721		1893
1722	case 1:	1894	case 1:
1723	if (items != 2)	1895	if (items != 2)
1724	croak ("Coro::State::transfer (prev,next) expects two arguments, not %d", items);	1896	croak ("Coro::State::transfer (prev, next) expects two arguments, not %d", items);
1725		1897
1726	prepare_transfer (aTHX_ &ta, ST (0), ST (1));	1898	prepare_transfer (aTHX_ &ta, ST (0), ST (1));
1727	break;	1899	break;
1728		1900
1729	case 2:	1901	case 2:
…		…
1763	_exit (code);	1935	_exit (code);
1764		1936
1765	int	1937	int
1766	cctx_stacksize (int new_stacksize = 0)	1938	cctx_stacksize (int new_stacksize = 0)
1767	CODE:	1939	CODE:
1768	RETVAL = coro_stacksize;	1940	RETVAL = cctx_stacksize;
1769	if (new_stacksize)	1941	if (new_stacksize)
		1942	{
1770	coro_stacksize = new_stacksize;	1943	cctx_stacksize = new_stacksize;
		1944	++cctx_gen;
		1945	}
		1946	OUTPUT:
		1947	RETVAL
		1948
		1949	int
		1950	cctx_max_idle (int max_idle = 0)
		1951	CODE:
		1952	RETVAL = cctx_max_idle;
		1953	if (max_idle > 1)
		1954	cctx_max_idle = max_idle;
1771	OUTPUT:	1955	OUTPUT:
1772	RETVAL	1956	RETVAL
1773		1957
1774	int	1958	int
1775	cctx_count ()	1959	cctx_count ()
…		…
1799	call (Coro::State coro, SV *coderef)	1983	call (Coro::State coro, SV *coderef)
1800	ALIAS:	1984	ALIAS:
1801	eval = 1	1985	eval = 1
1802	CODE:	1986	CODE:
1803	{	1987	{
1804	if (coro->mainstack)	1988	if (coro->mainstack && ((coro->flags & CF_RUNNING) \|\| coro->slot))
1805	{	1989	{
1806	struct coro temp;	1990	struct coro temp;
1807		1991
1808	if (!(coro->flags & CF_RUNNING))	1992	if (!(coro->flags & CF_RUNNING))
1809	{	1993	{
…		…
1871	CODE:	2055	CODE:
1872	RETVAL = (coro->cctx ? coro->cctx->flags : 0) & CC_TRACE_ALL;	2056	RETVAL = (coro->cctx ? coro->cctx->flags : 0) & CC_TRACE_ALL;
1873	OUTPUT:	2057	OUTPUT:
1874	RETVAL	2058	RETVAL
1875		2059
1876	IV	2060	UV
1877	rss (Coro::State coro)	2061	rss (Coro::State coro)
1878	PROTOTYPE: $	2062	PROTOTYPE: $
1879	ALIAS:	2063	ALIAS:
1880	usecount = 1	2064	usecount = 1
1881	CODE:	2065	CODE:
…		…
1891	force_cctx ()	2075	force_cctx ()
1892	CODE:	2076	CODE:
1893	struct coro *coro = SvSTATE (coro_current);	2077	struct coro *coro = SvSTATE (coro_current);
1894	coro->cctx->idle_sp = 0;	2078	coro->cctx->idle_sp = 0;
1895		2079
1896	MODULE = Coro::State PACKAGE = Coro
1897
1898	BOOT:
1899	{
1900	int i;
1901
1902	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1903	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1904	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1905
1906	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1907	SvREADONLY_on (coro_current);
1908
1909	coro_stash = gv_stashpv ("Coro", TRUE);
1910
1911	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1912	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1913	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1914	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
1915	newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
1916	newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
1917
1918	for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1919	coro_ready[i] = newAV ();
1920
1921	{
1922	SV *sv = perl_get_sv ("Coro::API", TRUE);
1923	perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
1924
1925	coroapi.schedule = api_schedule;
1926	coroapi.cede = api_cede;
1927	coroapi.cede_notself = api_cede_notself;
1928	coroapi.ready = api_ready;
1929	coroapi.is_ready = api_is_ready;
1930	coroapi.nready = &coro_nready;
1931	coroapi.current = coro_current;
1932
1933	GCoroAPI = &coroapi;
1934	sv_setiv (sv, (IV)&coroapi);
1935	SvREADONLY_on (sv);
1936	}
1937	}
1938
1939	void
1940	_set_current (SV *current)
1941	PROTOTYPE: $
1942	CODE:
1943	SvREFCNT_dec (SvRV (coro_current));
1944	SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1945
1946	void
1947	_set_readyhook (SV *hook)
1948	PROTOTYPE: $
1949	CODE:
1950	LOCK;
1951	SvREFCNT_dec (coro_readyhook);
1952	coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
1953	UNLOCK;
1954
1955	int
1956	prio (Coro::State coro, int newprio = 0)
1957	ALIAS:
1958	nice = 1
1959	CODE:
1960	{
1961	RETVAL = coro->prio;
1962
1963	if (items > 1)
1964	{
1965	if (ix)
1966	newprio = coro->prio - newprio;
1967
1968	if (newprio < PRIO_MIN) newprio = PRIO_MIN;
1969	if (newprio > PRIO_MAX) newprio = PRIO_MAX;
1970
1971	coro->prio = newprio;
1972	}
1973	}
1974	OUTPUT:
1975	RETVAL
1976
1977	SV *
1978	ready (SV *self)
1979	PROTOTYPE: $
1980	CODE:
1981	RETVAL = boolSV (api_ready (self));
1982	OUTPUT:
1983	RETVAL
1984
1985	int
1986	nready (...)
1987	PROTOTYPE:
1988	CODE:
1989	RETVAL = coro_nready;
1990	OUTPUT:
1991	RETVAL
1992
1993	void
1994	throw (Coro::State self, SV *throw = &PL_sv_undef)
1995	PROTOTYPE: $;$
1996	CODE:
1997	SvREFCNT_dec (self->throw);
1998	self->throw = SvOK (throw) ? newSVsv (throw) : 0;
1999
2000	void	2080	void
2001	swap_defsv (Coro::State self)	2081	swap_defsv (Coro::State self)
2002	PROTOTYPE: $	2082	PROTOTYPE: $
2003	ALIAS:	2083	ALIAS:
2004	swap_defav = 1	2084	swap_defav = 1
…		…
2011	SV dst = ix ? (SV )&self->slot->defav : (SV **)&self->slot->defsv;	2091	SV dst = ix ? (SV )&self->slot->defav : (SV **)&self->slot->defsv;
2012		2092
2013	SV tmp = src; src = dst; *dst = tmp;	2093	SV tmp = src; src = dst; *dst = tmp;
2014	}	2094	}
2015		2095
		2096	MODULE = Coro::State PACKAGE = Coro
		2097
		2098	BOOT:
		2099	{
		2100	int i;
		2101
		2102	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
		2103	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
		2104	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
		2105
		2106	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
		2107	SvREADONLY_on (coro_current);
		2108
		2109	coro_stash = gv_stashpv ("Coro", TRUE);
		2110
		2111	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
		2112	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
		2113	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
		2114	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
		2115	newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
		2116	newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
		2117
		2118	for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
		2119	coro_ready[i] = newAV ();
		2120
		2121	{
		2122	SV *sv = perl_get_sv ("Coro::API", TRUE);
		2123	perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
		2124
		2125	coroapi.schedule = api_schedule;
		2126	coroapi.cede = api_cede;
		2127	coroapi.cede_notself = api_cede_notself;
		2128	coroapi.ready = api_ready;
		2129	coroapi.is_ready = api_is_ready;
		2130	coroapi.nready = &coro_nready;
		2131	coroapi.current = coro_current;
		2132
		2133	GCoroAPI = &coroapi;
		2134	sv_setiv (sv, (IV)&coroapi);
		2135	SvREADONLY_on (sv);
		2136	}
		2137	}
		2138
		2139	void
		2140	_set_current (SV *current)
		2141	PROTOTYPE: $
		2142	CODE:
		2143	SvREFCNT_dec (SvRV (coro_current));
		2144	SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));
		2145
		2146	void
		2147	_set_readyhook (SV *hook)
		2148	PROTOTYPE: $
		2149	CODE:
		2150	LOCK;
		2151	SvREFCNT_dec (coro_readyhook);
		2152	coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
		2153	UNLOCK;
		2154
		2155	int
		2156	prio (Coro::State coro, int newprio = 0)
		2157	ALIAS:
		2158	nice = 1
		2159	CODE:
		2160	{
		2161	RETVAL = coro->prio;
		2162
		2163	if (items > 1)
		2164	{
		2165	if (ix)
		2166	newprio = coro->prio - newprio;
		2167
		2168	if (newprio < PRIO_MIN) newprio = PRIO_MIN;
		2169	if (newprio > PRIO_MAX) newprio = PRIO_MAX;
		2170
		2171	coro->prio = newprio;
		2172	}
		2173	}
		2174	OUTPUT:
		2175	RETVAL
		2176
		2177	SV *
		2178	ready (SV *self)
		2179	PROTOTYPE: $
		2180	CODE:
		2181	RETVAL = boolSV (api_ready (self));
		2182	OUTPUT:
		2183	RETVAL
		2184
		2185	int
		2186	nready (...)
		2187	PROTOTYPE:
		2188	CODE:
		2189	RETVAL = coro_nready;
		2190	OUTPUT:
		2191	RETVAL
		2192
		2193	void
		2194	throw (Coro::State self, SV *throw = &PL_sv_undef)
		2195	PROTOTYPE: $;$
		2196	CODE:
		2197	SvREFCNT_dec (self->throw);
		2198	self->throw = SvOK (throw) ? newSVsv (throw) : 0;
		2199
2016	# for async_pool speedup	2200	# for async_pool speedup
2017	void	2201	void
2018	_pool_1 (SV *cb)	2202	_pool_1 (SV *cb)
2019	CODE:	2203	CODE:
2020	{	2204	{
…		…
2025	AV *invoke_av;	2209	AV *invoke_av;
2026	int i, len;	2210	int i, len;
2027		2211
2028	if (!invoke)	2212	if (!invoke)
2029	{	2213	{
2030	SvREFCNT_dec (PL_diehook); PL_diehook = 0;	2214	SV *old = PL_diehook;
		2215	PL_diehook = 0;
		2216	SvREFCNT_dec (old);
2031	croak ("\3async_pool terminate\2\n");	2217	croak ("\3async_pool terminate\2\n");
2032	}	2218	}
2033		2219
2034	SvREFCNT_dec (coro->saved_deffh);	2220	SvREFCNT_dec (coro->saved_deffh);
2035	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);	2221	coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv);
2036		2222
2037	hv_store (hv, "desc", sizeof ("desc") - 1,	2223	hv_store (hv, "desc", sizeof ("desc") - 1,
2038	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);	2224	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
2039		2225
2040	invoke_av = (AV *)SvRV (invoke);	2226	invoke_av = (AV *)SvRV (invoke);
…		…
2044		2230
2045	if (len > 0)	2231	if (len > 0)
2046	{	2232	{
2047	av_fill (defav, len - 1);	2233	av_fill (defav, len - 1);
2048	for (i = 0; i < len; ++i)	2234	for (i = 0; i < len; ++i)
2049	av_store (defav, i, SvREFCNT_inc (AvARRAY (invoke_av)[i + 1]));	2235	av_store (defav, i, SvREFCNT_inc_NN (AvARRAY (invoke_av)[i + 1]));
2050	}	2236	}
2051		2237
2052	SvREFCNT_dec (invoke);	2238	SvREFCNT_dec (invoke);
2053	}	2239	}
2054		2240
…		…
2061	sv_setsv (cb, &PL_sv_undef);	2247	sv_setsv (cb, &PL_sv_undef);
2062		2248
2063	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;	2249	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;
2064	coro->saved_deffh = 0;	2250	coro->saved_deffh = 0;
2065		2251
2066	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)	2252	if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss)
2067	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))	2253	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
2068	{	2254	{
2069	SvREFCNT_dec (PL_diehook); PL_diehook = 0;	2255	SV *old = PL_diehook;
		2256	PL_diehook = 0;
		2257	SvREFCNT_dec (old);
2070	croak ("\3async_pool terminate\2\n");	2258	croak ("\3async_pool terminate\2\n");
2071	}	2259	}
2072		2260
2073	av_clear (GvAV (PL_defgv));	2261	av_clear (GvAV (PL_defgv));
2074	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,	2262	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
…		…
2080	api_trace (coro_current, 0);	2268	api_trace (coro_current, 0);
2081		2269
2082	av_push (av_async_pool, newSVsv (coro_current));	2270	av_push (av_async_pool, newSVsv (coro_current));
2083	}	2271	}
2084		2272
		2273	#if 0
		2274
		2275	void
		2276	_generator_call (...)
		2277	PROTOTYPE: @
		2278	PPCODE:
		2279	fprintf (stderr, "call %p\n", CvXSUBANY(cv).any_ptr);
		2280	xxxx
		2281	abort ();
		2282
		2283	SV *
		2284	gensub (SV *sub, ...)
		2285	PROTOTYPE: &;@
		2286	CODE:
		2287	{
		2288	struct coro *coro;
		2289	MAGIC *mg;
		2290	CV *xcv;
		2291	CV ncv = (CV )newSV_type (SVt_PVCV);
		2292	int i;
		2293
		2294	CvGV (ncv) = CvGV (cv);
		2295	CvFILE (ncv) = CvFILE (cv);
		2296
		2297	Newz (0, coro, 1, struct coro);
		2298	coro->args = newAV ();
		2299	coro->flags = CF_NEW;
		2300
		2301	av_extend (coro->args, items - 1);
		2302	for (i = 1; i < items; i++)
		2303	av_push (coro->args, newSVsv (ST (i)));
		2304
		2305	CvISXSUB_on (ncv);
		2306	CvXSUBANY (ncv).any_ptr = (void *)coro;
		2307
		2308	xcv = GvCV (gv_fetchpv ("Coro::_generator_call", 0, SVt_PVCV));
		2309
		2310	CvXSUB (ncv) = CvXSUB (xcv);
		2311	CvANON_on (ncv);
		2312
		2313	mg = sv_magicext ((SV )ncv, 0, CORO_MAGIC_type_state, &coro_gensub_vtbl, (char )coro, 0);
		2314	RETVAL = newRV_noinc ((SV *)ncv);
		2315	}
		2316	OUTPUT:
		2317	RETVAL
		2318
		2319	#endif
		2320
2085		2321
2086	MODULE = Coro::State PACKAGE = Coro::AIO	2322	MODULE = Coro::State PACKAGE = Coro::AIO
2087		2323
2088	SV *	2324	void
2089	_get_state ()	2325	_get_state (SV *self)
2090	CODE:	2326	PPCODE:
2091	{	2327	{
2092	struct io_state *data;	2328	AV *defav = GvAV (PL_defgv);
2093		2329	AV *av = newAV ();
		2330	int i;
2094	RETVAL = newSV (sizeof (struct io_state));	2331	SV *data_sv = newSV (sizeof (struct io_state));
2095	data = (struct io_state *)SvPVX (RETVAL);	2332	struct io_state data = (struct io_state )SvPVX (data_sv);
2096	SvCUR_set (RETVAL, sizeof (struct io_state));	2333	SvCUR_set (data_sv, sizeof (struct io_state));
2097	SvPOK_only (RETVAL);	2334	SvPOK_only (data_sv);
2098		2335
2099	data->errorno = errno;	2336	data->errorno = errno;
2100	data->laststype = PL_laststype;	2337	data->laststype = PL_laststype;
2101	data->laststatval = PL_laststatval;	2338	data->laststatval = PL_laststatval;
2102	data->statcache = PL_statcache;	2339	data->statcache = PL_statcache;
		2340
		2341	av_extend (av, AvFILLp (defav) + 1 + 1);
		2342
		2343	for (i = 0; i <= AvFILLp (defav); ++i)
		2344	av_push (av, SvREFCNT_inc_NN (AvARRAY (defav)[i]));
		2345
		2346	av_push (av, data_sv);
		2347
		2348	XPUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		2349
		2350	api_ready (self);
2103	}	2351	}
2104	OUTPUT:
2105	RETVAL
2106		2352
2107	void	2353	void
2108	_set_state (char *data_)	2354	_set_state (SV *state)
2109	PROTOTYPE: $	2355	PROTOTYPE: $
2110	CODE:	2356	PPCODE:
2111	{	2357	{
2112	struct io_state data = (void )data_;	2358	AV av = (AV )SvRV (state);
		2359	struct io_state data = (struct io_state )SvPVX (AvARRAY (av)[AvFILLp (av)]);
		2360	int i;
2113		2361
2114	errno = data->errorno;	2362	errno = data->errorno;
2115	PL_laststype = data->laststype;	2363	PL_laststype = data->laststype;
2116	PL_laststatval = data->laststatval;	2364	PL_laststatval = data->laststatval;
2117	PL_statcache = data->statcache;	2365	PL_statcache = data->statcache;
		2366
		2367	EXTEND (SP, AvFILLp (av));
		2368	for (i = 0; i < AvFILLp (av); ++i)
		2369	PUSHs (sv_2mortal (SvREFCNT_inc_NN (AvARRAY (av)[i])));
2118	}	2370	}
2119		2371
2120		2372
2121	MODULE = Coro::State PACKAGE = Coro::AnyEvent	2373	MODULE = Coro::State PACKAGE = Coro::AnyEvent
2122		2374
…		…
2146	}	2398	}
2147		2399
2148	--incede;	2400	--incede;
2149	}	2401	}
2150		2402
		2403
		2404	MODULE = Coro::State PACKAGE = PerlIO::cede
		2405
		2406	BOOT:
		2407	PerlIO_define_layer (aTHX_ &PerlIO_cede);

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Comparing Coro/Coro/State.xs (file contents): Revision 1.239 by root, Sat Jun 28 23:14:19 2008 UTC vs. Revision 1.258 by root, Sun Nov 9 23:08:49 2008 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.239 by root, Sat Jun 28 23:14:19 2008 UTC vs.
Revision 1.258 by root, Sun Nov 9 23:08:49 2008 UTC