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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.215 by root, Sun Oct 14 19:34:09 2007 UTC vs.
Revision 1.236 by root, Sat May 10 17:43:41 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);
671		688
672	/*	689	/*
673	* This overrides the default magic get method of %SIG elements.	690	* 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	691	* 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	692	* and instead of tryign to save and restore the hash elements, we just provide
…		…
679	* when a schedule happens then, but we ignore this.	696	* when a schedule happens then, but we ignore this.
680	*/	697	*/
681	static int	698	static int
682	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)	699	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)
683	{	700	{
684	return orig_sigelem_get (aTHX_ sv, mg);
685	const char *s = MgPV_nolen_const (mg);	701	const char *s = MgPV_nolen_const (mg);
686		702
687	if (*s == '_')	703	if (*s == '_')
688	{	704	{
689	if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0;	705	if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0;
690	if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0;	706	if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0;
691	}	707	}
692		708
693	return orig_sigelem_get (aTHX_ sv, mg);	709	return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
694	}	710	}
695	#endif	711
		712	static int
		713	coro_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	}
696		735
697	static void	736	static void
698	coro_setup (pTHX_ struct coro *coro)	737	coro_setup (pTHX_ struct coro *coro)
699	{	738	{
700	/*	739	/*
…		…
709	PL_curpm = 0;	748	PL_curpm = 0;
710	PL_curpad = 0;	749	PL_curpad = 0;
711	PL_localizing = 0;	750	PL_localizing = 0;
712	PL_dirty = 0;	751	PL_dirty = 0;
713	PL_restartop = 0;	752	PL_restartop = 0;
		753	#if PERL_VERSION_ATLEAST (5,10,0)
		754	PL_parser = 0;
		755	#endif
714		756
715	/* recreate the die/warn hooks */	757	/* recreate the die/warn hooks */
716	PL_diehook = 0;	758	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);	759	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		760
724	GvSV (PL_defgv) = newSV (0);	761	GvSV (PL_defgv) = newSV (0);
725	GvAV (PL_defgv) = coro->args; coro->args = 0;	762	GvAV (PL_defgv) = coro->args; coro->args = 0;
726	GvSV (PL_errgv) = newSV (0);	763	GvSV (PL_errgv) = newSV (0);
727	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);
…		…
878	SAVETMPS;	915	SAVETMPS;
879	EXTEND (SP, 3);	916	EXTEND (SP, 3);
880	PUSHMARK (SP);	917	PUSHMARK (SP);
881	PUSHs (&PL_sv_yes);	918	PUSHs (&PL_sv_yes);
882	PUSHs (fullname);	919	PUSHs (fullname);
883	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);
884	PUTBACK;	921	PUTBACK;
885	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);	922	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);	923	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
887	SPAGAIN;	924	SPAGAIN;
888	FREETMPS;	925	FREETMPS;
…		…
1104	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");
1105		1142
1106	if (expect_false (next->flags & CF_DESTROYED))	1143	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");	1144	croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
1108		1145
1109	if (
1110	#if PERL_VERSION_ATLEAST (5,9,0)	1146	#if !PERL_VERSION_ATLEAST (5,10,0)
1111	expect_false (PL_parser)
1112	#else
1113	expect_false (PL_lex_state != LEX_NOTPARSING)	1147	if (expect_false (PL_lex_state != LEX_NOTPARSING))
1114	#endif
1115	)
1116	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
1117	}	1150	}
1118	}	1151	}
1119		1152
1120	/* always use the TRANSFER macro */	1153	/* always use the TRANSFER macro */
1121	static void NOINLINE	1154	static void NOINLINE
1122	transfer (pTHX_ struct coro prev, struct coro next)	1155	transfer (pTHX_ struct coro prev, struct coro next, int force_cctx)
1123	{	1156	{
1124	dSTACKLEVEL;	1157	dSTACKLEVEL;
		1158	static volatile int has_throw;
1125		1159
1126	/* sometimes transfer is only called to set idle_sp */	1160	/* sometimes transfer is only called to set idle_sp */
1127	if (expect_false (!next))	1161	if (expect_false (!next))
1128	{	1162	{
1129	((coro_cctx *)prev)->idle_sp = STACKLEVEL;	1163	((coro_cctx *)prev)->idle_sp = STACKLEVEL;
…		…
1160	load_perl (aTHX_ next);	1194	load_perl (aTHX_ next);
1161		1195
1162	prev__cctx = prev->cctx;	1196	prev__cctx = prev->cctx;
1163		1197
1164	/* possibly "free" the cctx */	1198	/* possibly "free" the cctx */
1165	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	))
1166	{	1204	{
1167	/* 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 */
1168	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));
1169		1207
1170	prev->cctx = 0;	1208	prev->cctx = 0;
…		…
1180		1218
1181	++next->usecount;	1219	++next->usecount;
1182		1220
1183	if (expect_true (!next->cctx))	1221	if (expect_true (!next->cctx))
1184	next->cctx = cctx_get (aTHX);	1222	next->cctx = cctx_get (aTHX);
		1223
		1224	has_throw = !!next->throw;
1185		1225
1186	if (expect_false (prev__cctx != next->cctx))	1226	if (expect_false (prev__cctx != next->cctx))
1187	{	1227	{
1188	prev__cctx->top_env = PL_top_env;	1228	prev__cctx->top_env = PL_top_env;
1189	PL_top_env = next->cctx->top_env;	1229	PL_top_env = next->cctx->top_env;
…		…
1191	}	1231	}
1192		1232
1193	free_coro_mortal (aTHX);	1233	free_coro_mortal (aTHX);
1194	UNLOCK;	1234	UNLOCK;
1195		1235
1196	if (expect_false (prev->throw \|\| next->throw))	1236	if (expect_false (has_throw))
1197	{	1237	{
1198	struct coro *coro = SvSTATE (coro_current);	1238	struct coro *coro = SvSTATE (coro_current);
1199		1239
1200	if (coro->throw)	1240	if (coro->throw)
1201	{	1241	{
…		…
1211	struct transfer_args	1251	struct transfer_args
1212	{	1252	{
1213	struct coro prev, next;	1253	struct coro prev, next;
1214	};	1254	};
1215		1255
1216	#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next)	1256	#define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx))
1217	#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)	1257	#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)
1218		1258
1219	/ high level stuff ******************************************************/	1259	/ high level stuff ******************************************************/
1220		1260
1221	static int	1261	static int
…		…
1315	{	1355	{
1316	dTHX;	1356	dTHX;
1317	struct transfer_args ta;	1357	struct transfer_args ta;
1318		1358
1319	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);	1359	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1320	TRANSFER (ta);	1360	TRANSFER (ta, 1);
1321	}	1361	}
1322		1362
1323	/ Coro ******************************************************************/	1363	/ Coro ******************************************************************/
1324		1364
1325	static void	1365	static void
…		…
1327	{	1367	{
1328	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);
1329	}	1369	}
1330		1370
1331	static SV *	1371	static SV *
1332	coro_deq (pTHX_ int min_prio)	1372	coro_deq (pTHX)
1333	{	1373	{
1334	int prio = PRIO_MAX - PRIO_MIN;	1374	int prio;
1335		1375
1336	min_prio -= PRIO_MIN;
1337	if (min_prio < 0)
1338	min_prio = 0;
1339
1340	for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= min_prio; )	1376	for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; )
1341	if (AvFILLp (coro_ready [prio]) >= 0)	1377	if (AvFILLp (coro_ready [prio]) >= 0)
1342	return av_shift (coro_ready [prio]);	1378	return av_shift (coro_ready [prio]);
1343		1379
1344	return 0;	1380	return 0;
1345	}	1381	}
…		…
1347	static int	1383	static int
1348	api_ready (SV *coro_sv)	1384	api_ready (SV *coro_sv)
1349	{	1385	{
1350	dTHX;	1386	dTHX;
1351	struct coro *coro;	1387	struct coro *coro;
		1388	SV *hook;
1352		1389
1353	if (SvROK (coro_sv))	1390	if (SvROK (coro_sv))
1354	coro_sv = SvRV (coro_sv);	1391	coro_sv = SvRV (coro_sv);
1355		1392
1356	coro = SvSTATE (coro_sv);	1393	coro = SvSTATE (coro_sv);
…		…
1359	return 0;	1396	return 0;
1360		1397
1361	coro->flags \|= CF_READY;	1398	coro->flags \|= CF_READY;
1362		1399
1363	LOCK;	1400	LOCK;
		1401
		1402	hook = coro_nready ? 0 : coro_readyhook;
		1403
1364	coro_enq (aTHX_ SvREFCNT_inc (coro_sv));	1404	coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1365	++coro_nready;	1405	++coro_nready;
		1406
1366	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	}
1367		1424
1368	return 1;	1425	return 1;
1369	}	1426	}
1370		1427
1371	static int	1428	static int
…		…
1381	SV prev_sv, next_sv;	1438	SV prev_sv, next_sv;
1382		1439
1383	for (;;)	1440	for (;;)
1384	{	1441	{
1385	LOCK;	1442	LOCK;
1386	next_sv = coro_deq (aTHX_ PRIO_MIN);	1443	next_sv = coro_deq (aTHX);
1387		1444
1388	/* nothing to schedule: call the idle handler */	1445	/* nothing to schedule: call the idle handler */
1389	if (expect_false (!next_sv))	1446	if (expect_false (!next_sv))
1390	{	1447	{
1391	dSP;	1448	dSP;
…		…
1395	SAVETMPS;	1452	SAVETMPS;
1396		1453
1397	PUSHMARK (SP);	1454	PUSHMARK (SP);
1398	PUTBACK;	1455	PUTBACK;
1399	call_sv (get_sv ("Coro::idle", FALSE), G_DISCARD);	1456	call_sv (get_sv ("Coro::idle", FALSE), G_DISCARD);
		1457	SPAGAIN;
1400		1458
1401	FREETMPS;	1459	FREETMPS;
1402	LEAVE;	1460	LEAVE;
1403	continue;	1461	continue;
1404	}	1462	}
…		…
1459	{	1517	{
1460	dTHX;	1518	dTHX;
1461	struct transfer_args ta;	1519	struct transfer_args ta;
1462		1520
1463	prepare_schedule (aTHX_ &ta);	1521	prepare_schedule (aTHX_ &ta);
1464	TRANSFER (ta);	1522	TRANSFER (ta, 1);
1465	}	1523	}
1466		1524
1467	static int	1525	static int
1468	api_cede (void)	1526	api_cede (void)
1469	{	1527	{
…		…
1472		1530
1473	prepare_cede (aTHX_ &ta);	1531	prepare_cede (aTHX_ &ta);
1474		1532
1475	if (expect_true (ta.prev != ta.next))	1533	if (expect_true (ta.prev != ta.next))
1476	{	1534	{
1477	TRANSFER (ta);	1535	TRANSFER (ta, 1);
1478	return 1;	1536	return 1;
1479	}	1537	}
1480	else	1538	else
1481	return 0;	1539	return 0;
1482	}	1540	}
…		…
1487	dTHX;	1545	dTHX;
1488	struct transfer_args ta;	1546	struct transfer_args ta;
1489		1547
1490	if (prepare_cede_notself (aTHX_ &ta))	1548	if (prepare_cede_notself (aTHX_ &ta))
1491	{	1549	{
1492	TRANSFER (ta);	1550	TRANSFER (ta, 1);
1493	return 1;	1551	return 1;
1494	}	1552	}
1495	else	1553	else
1496	return 0;	1554	return 0;
1497	}	1555	}
…		…
1533	#endif	1591	#endif
1534	BOOT_PAGESIZE;	1592	BOOT_PAGESIZE;
1535		1593
1536	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	1594	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
1537	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	1595	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
1538	#if 0	1596
1539	orig_sigelem_get = PL_vtbl_sigelem.svt_get;	1597	orig_sigelem_get = PL_vtbl_sigelem.svt_get;
1540	PL_vtbl_sigelem.svt_get = coro_sigelem_get;	1598	PL_vtbl_sigelem.svt_get = coro_sigelem_get;
1541	#endif	1599	orig_sigelem_set = PL_vtbl_sigelem.svt_set;
		1600	PL_vtbl_sigelem.svt_set = coro_sigelem_set;
		1601
1542	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);	1602	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1543	rv_diehook = SvREFCNT_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));	1603	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
1544	rv_warnhook = SvREFCNT_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));	1604	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
1545		1605
1546	coro_state_stash = gv_stashpv ("Coro::State", TRUE);	1606	coro_state_stash = gv_stashpv ("Coro::State", TRUE);
1547		1607
1548	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));	1608	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
1549	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));	1609	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
…		…
1604	Coro::cede_notself = 4	1664	Coro::cede_notself = 4
1605	CODE:	1665	CODE:
1606	{	1666	{
1607	struct transfer_args ta;	1667	struct transfer_args ta;
1608		1668
		1669	PUTBACK;
1609	switch (ix)	1670	switch (ix)
1610	{	1671	{
1611	case 0:	1672	case 0:
1612	ta.prev = (struct coro )INT2PTR (coro_cctx , SvIV (ST (0)));	1673	ta.prev = (struct coro )INT2PTR (coro_cctx , SvIV (ST (0)));
1613	ta.next = 0;	1674	ta.next = 0;
…		…
1632	if (!prepare_cede_notself (aTHX_ &ta))	1693	if (!prepare_cede_notself (aTHX_ &ta))
1633	XSRETURN_EMPTY;	1694	XSRETURN_EMPTY;
1634		1695
1635	break;	1696	break;
1636	}	1697	}
		1698	SPAGAIN;
1637		1699
1638	BARRIER;	1700	BARRIER;
1639	PUTBACK;	1701	PUTBACK;
1640	TRANSFER (ta);	1702	TRANSFER (ta, 0);
1641	SPAGAIN; /* might be the sp of a different coroutine now */	1703	SPAGAIN; /* might be the sp of a different coroutine now */
1642	/* be extra careful not to ever do anything after TRANSFER */	1704	/* be extra careful not to ever do anything after TRANSFER */
1643	}	1705	}
1644		1706
1645	bool	1707	bool
…		…
1648	RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));	1710	RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1649	OUTPUT:	1711	OUTPUT:
1650	RETVAL	1712	RETVAL
1651		1713
1652	void	1714	void
1653	_exit (code)	1715	_exit (int code)
1654	int code
1655	PROTOTYPE: $	1716	PROTOTYPE: $
1656	CODE:	1717	CODE:
1657	_exit (code);	1718	_exit (code);
1658		1719
1659	int	1720	int
…		…
1699	{	1760	{
1700	struct coro temp;	1761	struct coro temp;
1701		1762
1702	if (!(coro->flags & CF_RUNNING))	1763	if (!(coro->flags & CF_RUNNING))
1703	{	1764	{
		1765	PUTBACK;
1704	save_perl (aTHX_ &temp);	1766	save_perl (aTHX_ &temp);
1705	load_perl (aTHX_ coro);	1767	load_perl (aTHX_ coro);
1706	}	1768	}
1707		1769
1708	{	1770	{
…		…
1727		1789
1728	if (!(coro->flags & CF_RUNNING))	1790	if (!(coro->flags & CF_RUNNING))
1729	{	1791	{
1730	save_perl (aTHX_ coro);	1792	save_perl (aTHX_ coro);
1731	load_perl (aTHX_ &temp);	1793	load_perl (aTHX_ &temp);
		1794	SPAGAIN;
1732	}	1795	}
1733	}	1796	}
1734	}	1797	}
1735		1798
1736	SV *	1799	SV *
…		…
1748		1811
1749	void	1812	void
1750	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)	1813	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)
1751		1814
1752	SV *	1815	SV *
1753	has_stack (Coro::State coro)	1816	has_cctx (Coro::State coro)
1754	PROTOTYPE: $	1817	PROTOTYPE: $
1755	CODE:	1818	CODE:
1756	RETVAL = boolSV (!!coro->cctx);	1819	RETVAL = boolSV (!!coro->cctx);
1757	OUTPUT:	1820	OUTPUT:
1758	RETVAL	1821	RETVAL
…		…
1777	case 1: RETVAL = coro->usecount; break;	1840	case 1: RETVAL = coro->usecount; break;
1778	}	1841	}
1779	OUTPUT:	1842	OUTPUT:
1780	RETVAL	1843	RETVAL
1781		1844
		1845	void
		1846	force_cctx ()
		1847	CODE:
		1848	struct coro *coro = SvSTATE (coro_current);
		1849	coro->cctx->idle_sp = 0;
1782		1850
1783	MODULE = Coro::State PACKAGE = Coro	1851	MODULE = Coro::State PACKAGE = Coro
1784		1852
1785	BOOT:	1853	BOOT:
1786	{	1854	{
1787	int i;	1855	int i;
1788		1856
		1857	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1789	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	1858	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1790	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	1859	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1791	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1792		1860
1793	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);	1861	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1794	SvREADONLY_on (coro_current);	1862	SvREADONLY_on (coro_current);
1795		1863
1796	coro_stash = gv_stashpv ("Coro", TRUE);	1864	coro_stash = gv_stashpv ("Coro", TRUE);
…		…
1828	PROTOTYPE: $	1896	PROTOTYPE: $
1829	CODE:	1897	CODE:
1830	SvREFCNT_dec (SvRV (coro_current));	1898	SvREFCNT_dec (SvRV (coro_current));
1831	SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));	1899	SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1832		1900
		1901	void
		1902	_set_readyhook (SV *hook)
		1903	PROTOTYPE: $
		1904	CODE:
		1905	LOCK;
		1906	SvREFCNT_dec (coro_readyhook);
		1907	coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
		1908	UNLOCK;
		1909
1833	int	1910	int
1834	prio (Coro::State coro, int newprio = 0)	1911	prio (Coro::State coro, int newprio = 0)
1835	ALIAS:	1912	ALIAS:
1836	nice = 1	1913	nice = 1
1837	CODE:	1914	CODE:
…		…
1873	PROTOTYPE: $;$	1950	PROTOTYPE: $;$
1874	CODE:	1951	CODE:
1875	SvREFCNT_dec (self->throw);	1952	SvREFCNT_dec (self->throw);
1876	self->throw = SvOK (throw) ? newSVsv (throw) : 0;	1953	self->throw = SvOK (throw) ? newSVsv (throw) : 0;
1877		1954
		1955	void
		1956	swap_defsv (Coro::State self)
		1957	PROTOTYPE: $
		1958	ALIAS:
		1959	swap_defav = 1
		1960	CODE:
		1961	if (!self->slot)
		1962	croak ("cannot swap state with coroutine that has no saved state");
		1963	else
		1964	{
		1965	SV src = ix ? (SV )&GvAV (PL_defgv) : &GvSV (PL_defgv);
		1966	SV dst = ix ? (SV )&self->slot->defav : (SV **)&self->slot->defsv;
		1967
		1968	SV tmp = src; src = dst; *dst = tmp;
		1969	}
		1970
1878	# for async_pool speedup	1971	# for async_pool speedup
1879	void	1972	void
1880	_pool_1 (SV *cb)	1973	_pool_1 (SV *cb)
1881	CODE:	1974	CODE:
1882	{	1975	{
…		…
1886	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);	1979	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
1887	AV *invoke_av;	1980	AV *invoke_av;
1888	int i, len;	1981	int i, len;
1889		1982
1890	if (!invoke)	1983	if (!invoke)
		1984	{
		1985	SvREFCNT_dec (PL_diehook); PL_diehook = 0;
1891	croak ("\3async_pool terminate\2\n");	1986	croak ("\3async_pool terminate\2\n");
		1987	}
1892		1988
1893	SvREFCNT_dec (coro->saved_deffh);	1989	SvREFCNT_dec (coro->saved_deffh);
1894	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);	1990	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
1895		1991
1896	hv_store (hv, "desc", sizeof ("desc") - 1,	1992	hv_store (hv, "desc", sizeof ("desc") - 1,
…		…
1922	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;	2018	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;
1923	coro->saved_deffh = 0;	2019	coro->saved_deffh = 0;
1924		2020
1925	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)	2021	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1926	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))	2022	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
		2023	{
		2024	SvREFCNT_dec (PL_diehook); PL_diehook = 0;
1927	croak ("\3async_pool terminate\2\n");	2025	croak ("\3async_pool terminate\2\n");
		2026	}
1928		2027
1929	av_clear (GvAV (PL_defgv));	2028	av_clear (GvAV (PL_defgv));
1930	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,	2029	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
1931	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);	2030	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
1932		2031
…		…
1971	PL_laststype = data->laststype;	2070	PL_laststype = data->laststype;
1972	PL_laststatval = data->laststatval;	2071	PL_laststatval = data->laststatval;
1973	PL_statcache = data->statcache;	2072	PL_statcache = data->statcache;
1974	}	2073	}
1975		2074
		2075
		2076	MODULE = Coro::State PACKAGE = Coro::AnyEvent
		2077
		2078	BOOT:
		2079	sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
		2080
		2081	SV *
		2082	_schedule ()
		2083	PROTOTYPE: @
		2084	CODE:
		2085	{
		2086	static int incede;
		2087
		2088	api_cede_notself ();
		2089
		2090	++incede;
		2091	while (coro_nready >= incede && api_cede ())
		2092	;
		2093
		2094	sv_setsv (sv_activity, &PL_sv_undef);
		2095	if (coro_nready >= incede)
		2096	{
		2097	PUSHMARK (SP);
		2098	PUTBACK;
		2099	call_pv ("Coro::AnyEvent::_activity", G_DISCARD \| G_EVAL);
		2100	SPAGAIN;
		2101	}
		2102
		2103	--incede;
		2104	}
		2105

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Comparing Coro/Coro/State.xs (file contents): Revision 1.215 by root, Sun Oct 14 19:34:09 2007 UTC vs. Revision 1.236 by root, Sat May 10 17:43:41 2008 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.215 by root, Sun Oct 14 19:34:09 2007 UTC vs.
Revision 1.236 by root, Sat May 10 17:43:41 2008 UTC