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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.216 by root, Wed Nov 14 10:24:14 2007 UTC vs.
Revision 1.239 by root, Sat Jun 28 23:14:19 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
…		…
145	static size_t coro_stacksize = CORO_STACKSIZE;	158	static size_t coro_stacksize = CORO_STACKSIZE;
146	static struct CoroAPI coroapi;	159	static struct CoroAPI coroapi;
147	static AV main_mainstack; / used to differentiate between $main and others */	160	static AV main_mainstack; / used to differentiate between $main and others */
148	static JMPENV *main_top_env;	161	static JMPENV *main_top_env;
149	static HV coro_state_stash, coro_stash;	162	static HV coro_state_stash, coro_stash;
150	static SV coro_mortal; / will be freed after next transfer */	163	static volatile SV coro_mortal; / will be freed after next transfer */
151		164
152	static GV irsgv; / $/ */	165	static GV irsgv; / $/ */
153	static GV stdoutgv; / STDOUT /	166	static GV stdoutgv; / STDOUT /
154	static SV *rv_diehook;	167	static SV *rv_diehook;
155	static SV *rv_warnhook;	168	static SV *rv_warnhook;
…		…
157		170
158	/* async_pool helper stuff */	171	/* async_pool helper stuff */
159	static SV *sv_pool_rss;	172	static SV *sv_pool_rss;
160	static SV *sv_pool_size;	173	static SV *sv_pool_size;
161	static AV *av_async_pool;	174	static AV *av_async_pool;
		175
		176	/* Coro::AnyEvent */
		177	static SV *sv_activity;
162		178
163	static struct coro_cctx *cctx_first;	179	static struct coro_cctx *cctx_first;
164	static int cctx_count, cctx_idle;	180	static int cctx_count, cctx_idle;
165		181
166	enum {	182	enum {
…		…
252	#define PRIO_IDLE -3	268	#define PRIO_IDLE -3
253	#define PRIO_MIN -4	269	#define PRIO_MIN -4
254		270
255	/* for Coro.pm */	271	/* for Coro.pm */
256	static SV *coro_current;	272	static SV *coro_current;
		273	static SV *coro_readyhook;
257	static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];	274	static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
258	static int coro_nready;	275	static int coro_nready;
259	static struct coro *coro_first;	276	static struct coro *coro_first;
260		277
261	/ lowlevel stuff ********************************************************/	278	/ lowlevel stuff ********************************************************/
262		279
263	static SV *	280	static SV *
264	coro_get_sv (pTHX_ const char *name, int create)	281	coro_get_sv (pTHX_ const char *name, int create)
265	{	282	{
266	#if PERL_VERSION_ATLEAST (5,9,0)	283	#if PERL_VERSION_ATLEAST (5,10,0)
267	/* 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 */
268	get_sv (name, create);	285	get_sv (name, create);
269	#endif	286	#endif
270	return get_sv (name, create);	287	return get_sv (name, create);
271	}	288	}
272		289
273	static AV *	290	static AV *
274	coro_get_av (pTHX_ const char *name, int create)	291	coro_get_av (pTHX_ const char *name, int create)
275	{	292	{
276	#if PERL_VERSION_ATLEAST (5,9,0)	293	#if PERL_VERSION_ATLEAST (5,10,0)
277	/* 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 */
278	get_av (name, create);	295	get_av (name, create);
279	#endif	296	#endif
280	return get_av (name, create);	297	return get_av (name, create);
281	}	298	}
282		299
283	static HV *	300	static HV *
284	coro_get_hv (pTHX_ const char *name, int create)	301	coro_get_hv (pTHX_ const char *name, int create)
285	{	302	{
286	#if PERL_VERSION_ATLEAST (5,9,0)	303	#if PERL_VERSION_ATLEAST (5,10,0)
287	/* 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 */
288	get_hv (name, create);	305	get_hv (name, create);
289	#endif	306	#endif
290	return get_hv (name, create);	307	return get_hv (name, create);
291	}	308	}
…		…
296	AV *padlist = CvPADLIST (cv);	313	AV *padlist = CvPADLIST (cv);
297	AV newpadlist, newpad;	314	AV newpadlist, newpad;
298		315
299	newpadlist = newAV ();	316	newpadlist = newAV ();
300	AvREAL_off (newpadlist);	317	AvREAL_off (newpadlist);
301	#if PERL_VERSION_ATLEAST (5,9,0)	318	#if PERL_VERSION_ATLEAST (5,10,0)
302	Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1);	319	Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1);
303	#else	320	#else
304	Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1);	321	Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1);
305	#endif	322	#endif
306	newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)];	323	newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)];
…		…
497		514
498	if (expect_true (CvDEPTH (cv)))	515	if (expect_true (CvDEPTH (cv)))
499	{	516	{
500	EXTEND (SP, 3);	517	EXTEND (SP, 3);
501	PUSHs ((SV *)CvPADLIST (cv));	518	PUSHs ((SV *)CvPADLIST (cv));
502	PUSHs (INT2PTR (SV *, CvDEPTH (cv)));	519	PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
503	PUSHs ((SV *)cv);	520	PUSHs ((SV *)cv);
504		521
505	CvDEPTH (cv) = 0;	522	CvDEPTH (cv) = 0;
506	get_padlist (aTHX_ cv);	523	get_padlist (aTHX_ cv);
507	}	524	}
…		…
587		604
588	New(54,PL_savestack,24,ANY);	605	New(54,PL_savestack,24,ANY);
589	PL_savestack_ix = 0;	606	PL_savestack_ix = 0;
590	PL_savestack_max = 24;	607	PL_savestack_max = 24;
591		608
592	#if !PERL_VERSION_ATLEAST (5,9,0)	609	#if !PERL_VERSION_ATLEAST (5,10,0)
593	New(54,PL_retstack,4,OP*);	610	New(54,PL_retstack,4,OP*);
594	PL_retstack_ix = 0;	611	PL_retstack_ix = 0;
595	PL_retstack_max = 4;	612	PL_retstack_max = 4;
596	#endif	613	#endif
597	}	614	}
…		…
620		637
621	Safefree (PL_tmps_stack);	638	Safefree (PL_tmps_stack);
622	Safefree (PL_markstack);	639	Safefree (PL_markstack);
623	Safefree (PL_scopestack);	640	Safefree (PL_scopestack);
624	Safefree (PL_savestack);	641	Safefree (PL_savestack);
625	#if !PERL_VERSION_ATLEAST (5,9,0)	642	#if !PERL_VERSION_ATLEAST (5,10,0)
626	Safefree (PL_retstack);	643	Safefree (PL_retstack);
627	#endif	644	#endif
628	}	645	}
629		646
630	static size_t	647	static size_t
…		…
654	rss += slot->tmps_max * sizeof (SV *);	671	rss += slot->tmps_max * sizeof (SV *);
655	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);	672	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
656	rss += slot->scopestack_max * sizeof (I32);	673	rss += slot->scopestack_max * sizeof (I32);
657	rss += slot->savestack_max * sizeof (ANY);	674	rss += slot->savestack_max * sizeof (ANY);
658		675
659	#if !PERL_VERSION_ATLEAST (5,9,0)	676	#if !PERL_VERSION_ATLEAST (5,10,0)
660	rss += slot->retstack_max * sizeof (OP *);	677	rss += slot->retstack_max * sizeof (OP *);
661	#endif	678	#endif
662	}	679	}
663		680
664	return rss;	681	return rss;
665	}	682	}
666		683
667	/ coroutine stack handling **********************************************/	684	/ coroutine stack handling **********************************************/
668		685
669	#if 0
670	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);	686	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);
		687	static int (orig_sigelem_set) (pTHX_ SV sv, MAGIC *mg);
		688	static int (orig_sigelem_clr) (pTHX_ SV sv, MAGIC *mg);
		689
		690	/* apparently < 5.8.8 */
		691	#undef MgPV_nolen_const
		692	#ifndef MgPV_nolen_const
		693	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
		694	SvPV_nolen_const((SV*)((mg)->mg_ptr)) : \
		695	(const char*)(mg)->mg_ptr)
		696	#endif
671		697
672	/*	698	/*
673	* This overrides the default magic get method of %SIG elements.	699	* This overrides the default magic get method of %SIG elements.
674	* The original one doesn't provide for reading back of PL_diehook/PL_warnhook	700	* The original one doesn't provide for reading back of PL_diehook/PL_warnhook
675	* and instead of tryign to save and restore the hash elements, we just provide	701	* and instead of tryign to save and restore the hash elements, we just provide
…		…
679	* when a schedule happens then, but we ignore this.	705	* when a schedule happens then, but we ignore this.
680	*/	706	*/
681	static int	707	static int
682	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)	708	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)
683	{	709	{
684	return orig_sigelem_get (aTHX_ sv, mg);
685	const char *s = MgPV_nolen_const (mg);	710	const char *s = MgPV_nolen_const (mg);
686		711
687	if (*s == '_')	712	if (*s == '_')
688	{	713	{
689	if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0;	714	SV **svp = 0;
690	if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0;	715
		716	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
		717	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
		718
		719	if (svp)
		720	{
		721	sv_setsv (sv, svp ? svp : &PL_sv_undef);
		722	return 0;
		723	}
		724	}
		725
		726	return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
		727	}
		728
		729	static int
		730	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)
		731	{
		732	const char *s = MgPV_nolen_const (mg);
		733
		734	if (*s == '_')
691	}	735	{
		736	SV **svp = 0;
692		737
		738	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
		739	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
		740
		741	if (svp)
		742	{
		743	SV old = svp;
		744	*svp = 0;
		745	SvREFCNT_dec (old);
		746	return 0;
		747	}
		748	}
		749
		750	return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
		751	}
		752
		753	static int
		754	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)
		755	{
		756	const char *s = MgPV_nolen_const (mg);
		757
		758	if (*s == '_')
		759	{
		760	SV **svp = 0;
		761
		762	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
		763	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
		764
		765	if (svp)
		766	{
		767	SV old = svp;
		768	*svp = newSVsv (sv);
		769	SvREFCNT_dec (old);
		770	return 0;
		771	}
		772	}
		773
693	return orig_sigelem_get (aTHX_ sv, mg);	774	return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
694	}	775	}
695	#endif
696		776
697	static void	777	static void
698	coro_setup (pTHX_ struct coro *coro)	778	coro_setup (pTHX_ struct coro *coro)
699	{	779	{
700	/*	780	/*
…		…
709	PL_curpm = 0;	789	PL_curpm = 0;
710	PL_curpad = 0;	790	PL_curpad = 0;
711	PL_localizing = 0;	791	PL_localizing = 0;
712	PL_dirty = 0;	792	PL_dirty = 0;
713	PL_restartop = 0;	793	PL_restartop = 0;
		794	#if PERL_VERSION_ATLEAST (5,10,0)
		795	PL_parser = 0;
		796	#endif
714		797
715	/* recreate the die/warn hooks */	798	/* recreate the die/warn hooks */
716	PL_diehook = 0;	799	PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook );
717	hv_store (hv_sig, "__DIE__", sizeof ("__DIE__") - 1, newSV (0), 0);	800	PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook);
718	PL_diehook = SvREFCNT_inc (rv_diehook);
719
720	PL_warnhook = 0;
721	hv_store (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, newSV (0), 0);
722	PL_warnhook = SvREFCNT_inc (rv_warnhook);
723		801
724	GvSV (PL_defgv) = newSV (0);	802	GvSV (PL_defgv) = newSV (0);
725	GvAV (PL_defgv) = coro->args; coro->args = 0;	803	GvAV (PL_defgv) = coro->args; coro->args = 0;
726	GvSV (PL_errgv) = newSV (0);	804	GvSV (PL_errgv) = newSV (0);
727	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);	805	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
…		…
878	SAVETMPS;	956	SAVETMPS;
879	EXTEND (SP, 3);	957	EXTEND (SP, 3);
880	PUSHMARK (SP);	958	PUSHMARK (SP);
881	PUSHs (&PL_sv_yes);	959	PUSHs (&PL_sv_yes);
882	PUSHs (fullname);	960	PUSHs (fullname);
883	PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);	961	PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);
884	PUTBACK;	962	PUTBACK;
885	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);	963	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
886	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	964	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
887	SPAGAIN;	965	SPAGAIN;
888	FREETMPS;	966	FREETMPS;
…		…
1104	croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");	1182	croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
1105		1183
1106	if (expect_false (next->flags & CF_DESTROYED))	1184	if (expect_false (next->flags & CF_DESTROYED))
1107	croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");	1185	croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
1108		1186
1109	if (
1110	#if PERL_VERSION_ATLEAST (5,9,0)	1187	#if !PERL_VERSION_ATLEAST (5,10,0)
1111	expect_false (PL_parser)
1112	#else
1113	expect_false (PL_lex_state != LEX_NOTPARSING)	1188	if (expect_false (PL_lex_state != LEX_NOTPARSING))
1114	#endif
1115	)
1116	croak ("Coro::State::transfer called while parsing, but this is not supported");	1189	croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version");
		1190	#endif
1117	}	1191	}
1118	}	1192	}
1119		1193
1120	/* always use the TRANSFER macro */	1194	/* always use the TRANSFER macro */
1121	static void NOINLINE	1195	static void NOINLINE
1122	transfer (pTHX_ struct coro prev, struct coro next)	1196	transfer (pTHX_ struct coro prev, struct coro next, int force_cctx)
1123	{	1197	{
1124	dSTACKLEVEL;	1198	dSTACKLEVEL;
1125	static volatile int has_throw;	1199	static volatile int has_throw;
1126		1200
1127	/* sometimes transfer is only called to set idle_sp */	1201	/* sometimes transfer is only called to set idle_sp */
…		…
1161	load_perl (aTHX_ next);	1235	load_perl (aTHX_ next);
1162		1236
1163	prev__cctx = prev->cctx;	1237	prev__cctx = prev->cctx;
1164		1238
1165	/* possibly "free" the cctx */	1239	/* possibly "free" the cctx */
1166	if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE)))	1240	if (expect_true (
		1241	prev__cctx->idle_sp == STACKLEVEL
		1242	&& !(prev__cctx->flags & CC_TRACE)
		1243	&& !force_cctx
		1244	))
1167	{	1245	{
1168	/* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */	1246	/* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */
1169	assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));	1247	assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
1170		1248
1171	prev->cctx = 0;	1249	prev->cctx = 0;
…		…
1214	struct transfer_args	1292	struct transfer_args
1215	{	1293	{
1216	struct coro prev, next;	1294	struct coro prev, next;
1217	};	1295	};
1218		1296
1219	#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next)	1297	#define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx))
1220	#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)	1298	#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)
1221		1299
1222	/ high level stuff ******************************************************/	1300	/ high level stuff ******************************************************/
1223		1301
1224	static int	1302	static int
…		…
1318	{	1396	{
1319	dTHX;	1397	dTHX;
1320	struct transfer_args ta;	1398	struct transfer_args ta;
1321		1399
1322	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);	1400	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1323	TRANSFER (ta);	1401	TRANSFER (ta, 1);
1324	}	1402	}
1325		1403
1326	/ Coro ******************************************************************/	1404	/ Coro ******************************************************************/
1327		1405
1328	static void	1406	static void
…		…
1330	{	1408	{
1331	av_push (coro_ready [SvSTATE (coro_sv)->prio - PRIO_MIN], coro_sv);	1409	av_push (coro_ready [SvSTATE (coro_sv)->prio - PRIO_MIN], coro_sv);
1332	}	1410	}
1333		1411
1334	static SV *	1412	static SV *
1335	coro_deq (pTHX_ int min_prio)	1413	coro_deq (pTHX)
1336	{	1414	{
1337	int prio = PRIO_MAX - PRIO_MIN;	1415	int prio;
1338		1416
1339	min_prio -= PRIO_MIN;
1340	if (min_prio < 0)
1341	min_prio = 0;
1342
1343	for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= min_prio; )	1417	for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; )
1344	if (AvFILLp (coro_ready [prio]) >= 0)	1418	if (AvFILLp (coro_ready [prio]) >= 0)
1345	return av_shift (coro_ready [prio]);	1419	return av_shift (coro_ready [prio]);
1346		1420
1347	return 0;	1421	return 0;
1348	}	1422	}
…		…
1350	static int	1424	static int
1351	api_ready (SV *coro_sv)	1425	api_ready (SV *coro_sv)
1352	{	1426	{
1353	dTHX;	1427	dTHX;
1354	struct coro *coro;	1428	struct coro *coro;
		1429	SV *sv_hook;
		1430	void (*xs_hook)(void);
1355		1431
1356	if (SvROK (coro_sv))	1432	if (SvROK (coro_sv))
1357	coro_sv = SvRV (coro_sv);	1433	coro_sv = SvRV (coro_sv);
1358		1434
1359	coro = SvSTATE (coro_sv);	1435	coro = SvSTATE (coro_sv);
…		…
1362	return 0;	1438	return 0;
1363		1439
1364	coro->flags \|= CF_READY;	1440	coro->flags \|= CF_READY;
1365		1441
1366	LOCK;	1442	LOCK;
		1443
		1444	sv_hook = coro_nready ? 0 : coro_readyhook;
		1445	xs_hook = coro_nready ? 0 : coroapi.readyhook;
		1446
1367	coro_enq (aTHX_ SvREFCNT_inc (coro_sv));	1447	coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1368	++coro_nready;	1448	++coro_nready;
		1449
1369	UNLOCK;	1450	UNLOCK;
		1451
		1452	if (sv_hook)
		1453	{
		1454	dSP;
		1455
		1456	ENTER;
		1457	SAVETMPS;
		1458
		1459	PUSHMARK (SP);
		1460	PUTBACK;
		1461	call_sv (sv_hook, G_DISCARD);
		1462	SPAGAIN;
		1463
		1464	FREETMPS;
		1465	LEAVE;
		1466	}
		1467
		1468	if (xs_hook)
		1469	xs_hook ();
1370		1470
1371	return 1;	1471	return 1;
1372	}	1472	}
1373		1473
1374	static int	1474	static int
…		…
1384	SV prev_sv, next_sv;	1484	SV prev_sv, next_sv;
1385		1485
1386	for (;;)	1486	for (;;)
1387	{	1487	{
1388	LOCK;	1488	LOCK;
1389	next_sv = coro_deq (aTHX_ PRIO_MIN);	1489	next_sv = coro_deq (aTHX);
1390		1490
1391	/* nothing to schedule: call the idle handler */	1491	/* nothing to schedule: call the idle handler */
1392	if (expect_false (!next_sv))	1492	if (expect_false (!next_sv))
1393	{	1493	{
1394	dSP;	1494	dSP;
…		…
1398	SAVETMPS;	1498	SAVETMPS;
1399		1499
1400	PUSHMARK (SP);	1500	PUSHMARK (SP);
1401	PUTBACK;	1501	PUTBACK;
1402	call_sv (get_sv ("Coro::idle", FALSE), G_DISCARD);	1502	call_sv (get_sv ("Coro::idle", FALSE), G_DISCARD);
		1503	SPAGAIN;
1403		1504
1404	FREETMPS;	1505	FREETMPS;
1405	LEAVE;	1506	LEAVE;
1406	continue;	1507	continue;
1407	}	1508	}
…		…
1462	{	1563	{
1463	dTHX;	1564	dTHX;
1464	struct transfer_args ta;	1565	struct transfer_args ta;
1465		1566
1466	prepare_schedule (aTHX_ &ta);	1567	prepare_schedule (aTHX_ &ta);
1467	TRANSFER (ta);	1568	TRANSFER (ta, 1);
1468	}	1569	}
1469		1570
1470	static int	1571	static int
1471	api_cede (void)	1572	api_cede (void)
1472	{	1573	{
…		…
1475		1576
1476	prepare_cede (aTHX_ &ta);	1577	prepare_cede (aTHX_ &ta);
1477		1578
1478	if (expect_true (ta.prev != ta.next))	1579	if (expect_true (ta.prev != ta.next))
1479	{	1580	{
1480	TRANSFER (ta);	1581	TRANSFER (ta, 1);
1481	return 1;	1582	return 1;
1482	}	1583	}
1483	else	1584	else
1484	return 0;	1585	return 0;
1485	}	1586	}
…		…
1490	dTHX;	1591	dTHX;
1491	struct transfer_args ta;	1592	struct transfer_args ta;
1492		1593
1493	if (prepare_cede_notself (aTHX_ &ta))	1594	if (prepare_cede_notself (aTHX_ &ta))
1494	{	1595	{
1495	TRANSFER (ta);	1596	TRANSFER (ta, 1);
1496	return 1;	1597	return 1;
1497	}	1598	}
1498	else	1599	else
1499	return 0;	1600	return 0;
1500	}	1601	}
…		…
1536	#endif	1637	#endif
1537	BOOT_PAGESIZE;	1638	BOOT_PAGESIZE;
1538		1639
1539	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	1640	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
1540	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	1641	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
1541	#if 0	1642
1542	orig_sigelem_get = PL_vtbl_sigelem.svt_get;	1643	orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get;
1543	PL_vtbl_sigelem.svt_get = coro_sigelem_get;	1644	orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set;
1544	#endif	1645	orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr;
		1646
1545	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);	1647	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1546	rv_diehook = SvREFCNT_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));	1648	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
1547	rv_warnhook = SvREFCNT_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));	1649	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
1548		1650
1549	coro_state_stash = gv_stashpv ("Coro::State", TRUE);	1651	coro_state_stash = gv_stashpv ("Coro::State", TRUE);
1550		1652
1551	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));	1653	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
1552	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));	1654	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
…		…
1557	main_top_env = PL_top_env;	1659	main_top_env = PL_top_env;
1558		1660
1559	while (main_top_env->je_prev)	1661	while (main_top_env->je_prev)
1560	main_top_env = main_top_env->je_prev;	1662	main_top_env = main_top_env->je_prev;
1561		1663
1562	coroapi.ver = CORO_API_VERSION;	1664	coroapi.ver = CORO_API_VERSION;
1563	coroapi.rev = CORO_API_REVISION;	1665	coroapi.rev = CORO_API_REVISION;
1564	coroapi.transfer = api_transfer;	1666	coroapi.transfer = api_transfer;
1565		1667
1566	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));	1668	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1567	}	1669	}
1568		1670
1569	SV *	1671	SV *
…		…
1607	Coro::cede_notself = 4	1709	Coro::cede_notself = 4
1608	CODE:	1710	CODE:
1609	{	1711	{
1610	struct transfer_args ta;	1712	struct transfer_args ta;
1611		1713
		1714	PUTBACK;
1612	switch (ix)	1715	switch (ix)
1613	{	1716	{
1614	case 0:	1717	case 0:
1615	ta.prev = (struct coro )INT2PTR (coro_cctx , SvIV (ST (0)));	1718	ta.prev = (struct coro )INT2PTR (coro_cctx , SvIV (ST (0)));
1616	ta.next = 0;	1719	ta.next = 0;
…		…
1635	if (!prepare_cede_notself (aTHX_ &ta))	1738	if (!prepare_cede_notself (aTHX_ &ta))
1636	XSRETURN_EMPTY;	1739	XSRETURN_EMPTY;
1637		1740
1638	break;	1741	break;
1639	}	1742	}
		1743	SPAGAIN;
1640		1744
1641	BARRIER;	1745	BARRIER;
1642	PUTBACK;	1746	PUTBACK;
1643	TRANSFER (ta);	1747	TRANSFER (ta, 0);
1644	SPAGAIN; /* might be the sp of a different coroutine now */	1748	SPAGAIN; /* might be the sp of a different coroutine now */
1645	/* be extra careful not to ever do anything after TRANSFER */	1749	/* be extra careful not to ever do anything after TRANSFER */
1646	}	1750	}
1647		1751
1648	bool	1752	bool
…		…
1651	RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));	1755	RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1652	OUTPUT:	1756	OUTPUT:
1653	RETVAL	1757	RETVAL
1654		1758
1655	void	1759	void
1656	_exit (code)	1760	_exit (int code)
1657	int code
1658	PROTOTYPE: $	1761	PROTOTYPE: $
1659	CODE:	1762	CODE:
1660	_exit (code);	1763	_exit (code);
1661		1764
1662	int	1765	int
…		…
1702	{	1805	{
1703	struct coro temp;	1806	struct coro temp;
1704		1807
1705	if (!(coro->flags & CF_RUNNING))	1808	if (!(coro->flags & CF_RUNNING))
1706	{	1809	{
		1810	PUTBACK;
1707	save_perl (aTHX_ &temp);	1811	save_perl (aTHX_ &temp);
1708	load_perl (aTHX_ coro);	1812	load_perl (aTHX_ coro);
1709	}	1813	}
1710		1814
1711	{	1815	{
…		…
1730		1834
1731	if (!(coro->flags & CF_RUNNING))	1835	if (!(coro->flags & CF_RUNNING))
1732	{	1836	{
1733	save_perl (aTHX_ coro);	1837	save_perl (aTHX_ coro);
1734	load_perl (aTHX_ &temp);	1838	load_perl (aTHX_ &temp);
		1839	SPAGAIN;
1735	}	1840	}
1736	}	1841	}
1737	}	1842	}
1738		1843
1739	SV *	1844	SV *
…		…
1751		1856
1752	void	1857	void
1753	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)	1858	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)
1754		1859
1755	SV *	1860	SV *
1756	has_stack (Coro::State coro)	1861	has_cctx (Coro::State coro)
1757	PROTOTYPE: $	1862	PROTOTYPE: $
1758	CODE:	1863	CODE:
1759	RETVAL = boolSV (!!coro->cctx);	1864	RETVAL = boolSV (!!coro->cctx);
1760	OUTPUT:	1865	OUTPUT:
1761	RETVAL	1866	RETVAL
…		…
1780	case 1: RETVAL = coro->usecount; break;	1885	case 1: RETVAL = coro->usecount; break;
1781	}	1886	}
1782	OUTPUT:	1887	OUTPUT:
1783	RETVAL	1888	RETVAL
1784		1889
		1890	void
		1891	force_cctx ()
		1892	CODE:
		1893	struct coro *coro = SvSTATE (coro_current);
		1894	coro->cctx->idle_sp = 0;
1785		1895
1786	MODULE = Coro::State PACKAGE = Coro	1896	MODULE = Coro::State PACKAGE = Coro
1787		1897
1788	BOOT:	1898	BOOT:
1789	{	1899	{
1790	int i;	1900	int i;
1791		1901
		1902	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1792	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	1903	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1793	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	1904	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1794	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1795		1905
1796	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);	1906	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1797	SvREADONLY_on (coro_current);	1907	SvREADONLY_on (coro_current);
1798		1908
1799	coro_stash = gv_stashpv ("Coro", TRUE);	1909	coro_stash = gv_stashpv ("Coro", TRUE);
…		…
1831	PROTOTYPE: $	1941	PROTOTYPE: $
1832	CODE:	1942	CODE:
1833	SvREFCNT_dec (SvRV (coro_current));	1943	SvREFCNT_dec (SvRV (coro_current));
1834	SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));	1944	SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1835		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
1836	int	1955	int
1837	prio (Coro::State coro, int newprio = 0)	1956	prio (Coro::State coro, int newprio = 0)
1838	ALIAS:	1957	ALIAS:
1839	nice = 1	1958	nice = 1
1840	CODE:	1959	CODE:
…		…
1876	PROTOTYPE: $;$	1995	PROTOTYPE: $;$
1877	CODE:	1996	CODE:
1878	SvREFCNT_dec (self->throw);	1997	SvREFCNT_dec (self->throw);
1879	self->throw = SvOK (throw) ? newSVsv (throw) : 0;	1998	self->throw = SvOK (throw) ? newSVsv (throw) : 0;
1880		1999
		2000	void
		2001	swap_defsv (Coro::State self)
		2002	PROTOTYPE: $
		2003	ALIAS:
		2004	swap_defav = 1
		2005	CODE:
		2006	if (!self->slot)
		2007	croak ("cannot swap state with coroutine that has no saved state");
		2008	else
		2009	{
		2010	SV src = ix ? (SV )&GvAV (PL_defgv) : &GvSV (PL_defgv);
		2011	SV dst = ix ? (SV )&self->slot->defav : (SV **)&self->slot->defsv;
		2012
		2013	SV tmp = src; src = dst; *dst = tmp;
		2014	}
		2015
1881	# for async_pool speedup	2016	# for async_pool speedup
1882	void	2017	void
1883	_pool_1 (SV *cb)	2018	_pool_1 (SV *cb)
1884	CODE:	2019	CODE:
1885	{	2020	{
…		…
1889	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);	2024	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
1890	AV *invoke_av;	2025	AV *invoke_av;
1891	int i, len;	2026	int i, len;
1892		2027
1893	if (!invoke)	2028	if (!invoke)
		2029	{
		2030	SvREFCNT_dec (PL_diehook); PL_diehook = 0;
1894	croak ("\3async_pool terminate\2\n");	2031	croak ("\3async_pool terminate\2\n");
		2032	}
1895		2033
1896	SvREFCNT_dec (coro->saved_deffh);	2034	SvREFCNT_dec (coro->saved_deffh);
1897	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);	2035	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
1898		2036
1899	hv_store (hv, "desc", sizeof ("desc") - 1,	2037	hv_store (hv, "desc", sizeof ("desc") - 1,
…		…
1925	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;	2063	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;
1926	coro->saved_deffh = 0;	2064	coro->saved_deffh = 0;
1927		2065
1928	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)	2066	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1929	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))	2067	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
		2068	{
		2069	SvREFCNT_dec (PL_diehook); PL_diehook = 0;
1930	croak ("\3async_pool terminate\2\n");	2070	croak ("\3async_pool terminate\2\n");
		2071	}
1931		2072
1932	av_clear (GvAV (PL_defgv));	2073	av_clear (GvAV (PL_defgv));
1933	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,	2074	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
1934	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);	2075	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
1935		2076
…		…
1974	PL_laststype = data->laststype;	2115	PL_laststype = data->laststype;
1975	PL_laststatval = data->laststatval;	2116	PL_laststatval = data->laststatval;
1976	PL_statcache = data->statcache;	2117	PL_statcache = data->statcache;
1977	}	2118	}
1978		2119
		2120
		2121	MODULE = Coro::State PACKAGE = Coro::AnyEvent
		2122
		2123	BOOT:
		2124	sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
		2125
		2126	SV *
		2127	_schedule (...)
		2128	PROTOTYPE: @
		2129	CODE:
		2130	{
		2131	static int incede;
		2132
		2133	api_cede_notself ();
		2134
		2135	++incede;
		2136	while (coro_nready >= incede && api_cede ())
		2137	;
		2138
		2139	sv_setsv (sv_activity, &PL_sv_undef);
		2140	if (coro_nready >= incede)
		2141	{
		2142	PUSHMARK (SP);
		2143	PUTBACK;
		2144	call_pv ("Coro::AnyEvent::_activity", G_DISCARD \| G_EVAL);
		2145	SPAGAIN;
		2146	}
		2147
		2148	--incede;
		2149	}
		2150

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Comparing Coro/Coro/State.xs (file contents): Revision 1.216 by root, Wed Nov 14 10:24:14 2007 UTC vs. Revision 1.239 by root, Sat Jun 28 23:14:19 2008 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.216 by root, Wed Nov 14 10:24:14 2007 UTC vs.
Revision 1.239 by root, Sat Jun 28 23:14:19 2008 UTC