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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.223 by root, Wed Feb 13 15:46:00 2008 UTC vs.
Revision 1.245 by root, Mon Sep 22 05:40:21 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
…		…
163	/* async_pool helper stuff */	171	/* async_pool helper stuff */
164	static SV *sv_pool_rss;	172	static SV *sv_pool_rss;
165	static SV *sv_pool_size;	173	static SV *sv_pool_size;
166	static AV *av_async_pool;	174	static AV *av_async_pool;
167		175
		176	/* Coro::AnyEvent */
		177	static SV *sv_activity;
		178
168	static struct coro_cctx *cctx_first;	179	static struct coro_cctx *cctx_first;
169	static int cctx_count, cctx_idle;	180	static int cctx_count, cctx_idle;
170		181
171	enum {	182	enum {
172	CC_MAPPED = 0x01,	183	CC_MAPPED = 0x01,
…		…
257	#define PRIO_IDLE -3	268	#define PRIO_IDLE -3
258	#define PRIO_MIN -4	269	#define PRIO_MIN -4
259		270
260	/* for Coro.pm */	271	/* for Coro.pm */
261	static SV *coro_current;	272	static SV *coro_current;
		273	static SV *coro_readyhook;
262	static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];	274	static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
263	static int coro_nready;	275	static int coro_nready;
264	static struct coro *coro_first;	276	static struct coro *coro_first;
265		277
266	/ lowlevel stuff ********************************************************/	278	/ lowlevel stuff ********************************************************/
267		279
268	static SV *	280	static SV *
269	coro_get_sv (pTHX_ const char *name, int create)	281	coro_get_sv (pTHX_ const char *name, int create)
270	{	282	{
271	#if PERL_VERSION_ATLEAST (5,9,0)	283	#if PERL_VERSION_ATLEAST (5,10,0)
272	/* 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 */
273	get_sv (name, create);	285	get_sv (name, create);
274	#endif	286	#endif
275	return get_sv (name, create);	287	return get_sv (name, create);
276	}	288	}
277		289
278	static AV *	290	static AV *
279	coro_get_av (pTHX_ const char *name, int create)	291	coro_get_av (pTHX_ const char *name, int create)
280	{	292	{
281	#if PERL_VERSION_ATLEAST (5,9,0)	293	#if PERL_VERSION_ATLEAST (5,10,0)
282	/* 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 */
283	get_av (name, create);	295	get_av (name, create);
284	#endif	296	#endif
285	return get_av (name, create);	297	return get_av (name, create);
286	}	298	}
287		299
288	static HV *	300	static HV *
289	coro_get_hv (pTHX_ const char *name, int create)	301	coro_get_hv (pTHX_ const char *name, int create)
290	{	302	{
291	#if PERL_VERSION_ATLEAST (5,9,0)	303	#if PERL_VERSION_ATLEAST (5,10,0)
292	/* 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 */
293	get_hv (name, create);	305	get_hv (name, create);
294	#endif	306	#endif
295	return get_hv (name, create);	307	return get_hv (name, create);
296	}	308	}
…		…
301	AV *padlist = CvPADLIST (cv);	313	AV *padlist = CvPADLIST (cv);
302	AV newpadlist, newpad;	314	AV newpadlist, newpad;
303		315
304	newpadlist = newAV ();	316	newpadlist = newAV ();
305	AvREAL_off (newpadlist);	317	AvREAL_off (newpadlist);
306	#if PERL_VERSION_ATLEAST (5,9,0)	318	#if PERL_VERSION_ATLEAST (5,10,0)
307	Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1);	319	Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1);
308	#else	320	#else
309	Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1);	321	Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1);
310	#endif	322	#endif
311	newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)];	323	newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)];
…		…
349		361
350	/* casting is fun. */	362	/* casting is fun. */
351	while (&PL_sv_undef != (SV )(padlist = (AV )av_pop (av)))	363	while (&PL_sv_undef != (SV )(padlist = (AV )av_pop (av)))
352	free_padlist (aTHX_ padlist);	364	free_padlist (aTHX_ padlist);
353		365
		366	SvREFCNT_dec (av); /* sv_magicext increased the refcount */
		367
354	return 0;	368	return 0;
355	}	369	}
356		370
357	#define CORO_MAGIC_type_cv PERL_MAGIC_ext	371	#define CORO_MAGIC_type_cv PERL_MAGIC_ext
358	#define CORO_MAGIC_type_state PERL_MAGIC_ext	372	#define CORO_MAGIC_type_state PERL_MAGIC_ext
…		…
408	if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))	422	if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))
409	CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];	423	CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];
410	else	424	else
411	{	425	{
412	#if CORO_PREFER_PERL_FUNCTIONS	426	#if CORO_PREFER_PERL_FUNCTIONS
413	/* this is probably cleaner, but also slower? */	427	/* this is probably cleaner? but also slower! */
		428	/* in practise, it seems to be less stable */
414	CV *cp = Perl_cv_clone (cv);	429	CV *cp = Perl_cv_clone (cv);
415	CvPADLIST (cv) = CvPADLIST (cp);	430	CvPADLIST (cv) = CvPADLIST (cp);
416	CvPADLIST (cp) = 0;	431	CvPADLIST (cp) = 0;
417	SvREFCNT_dec (cp);	432	SvREFCNT_dec (cp);
418	#else	433	#else
…		…
502		517
503	if (expect_true (CvDEPTH (cv)))	518	if (expect_true (CvDEPTH (cv)))
504	{	519	{
505	EXTEND (SP, 3);	520	EXTEND (SP, 3);
506	PUSHs ((SV *)CvPADLIST (cv));	521	PUSHs ((SV *)CvPADLIST (cv));
507	PUSHs (INT2PTR (SV *, CvDEPTH (cv)));	522	PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
508	PUSHs ((SV *)cv);	523	PUSHs ((SV *)cv);
509		524
510	CvDEPTH (cv) = 0;	525	CvDEPTH (cv) = 0;
511	get_padlist (aTHX_ cv);	526	get_padlist (aTHX_ cv);
512	}	527	}
…		…
592		607
593	New(54,PL_savestack,24,ANY);	608	New(54,PL_savestack,24,ANY);
594	PL_savestack_ix = 0;	609	PL_savestack_ix = 0;
595	PL_savestack_max = 24;	610	PL_savestack_max = 24;
596		611
597	#if !PERL_VERSION_ATLEAST (5,9,0)	612	#if !PERL_VERSION_ATLEAST (5,10,0)
598	New(54,PL_retstack,4,OP*);	613	New(54,PL_retstack,4,OP*);
599	PL_retstack_ix = 0;	614	PL_retstack_ix = 0;
600	PL_retstack_max = 4;	615	PL_retstack_max = 4;
601	#endif	616	#endif
602	}	617	}
…		…
625		640
626	Safefree (PL_tmps_stack);	641	Safefree (PL_tmps_stack);
627	Safefree (PL_markstack);	642	Safefree (PL_markstack);
628	Safefree (PL_scopestack);	643	Safefree (PL_scopestack);
629	Safefree (PL_savestack);	644	Safefree (PL_savestack);
630	#if !PERL_VERSION_ATLEAST (5,9,0)	645	#if !PERL_VERSION_ATLEAST (5,10,0)
631	Safefree (PL_retstack);	646	Safefree (PL_retstack);
632	#endif	647	#endif
633	}	648	}
634		649
635	static size_t	650	static size_t
…		…
651	#undef VAR	666	#undef VAR
652	}	667	}
653	else	668	else
654	slot = coro->slot;	669	slot = coro->slot;
655		670
		671	if (slot)
		672	{
656	rss += sizeof (slot->curstackinfo);	673	rss += sizeof (slot->curstackinfo);
657	rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);	674	rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);
658	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);	675	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);
659	rss += slot->tmps_max * sizeof (SV *);	676	rss += slot->tmps_max * sizeof (SV *);
660	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);	677	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
661	rss += slot->scopestack_max * sizeof (I32);	678	rss += slot->scopestack_max * sizeof (I32);
662	rss += slot->savestack_max * sizeof (ANY);	679	rss += slot->savestack_max * sizeof (ANY);
663		680
664	#if !PERL_VERSION_ATLEAST (5,9,0)	681	#if !PERL_VERSION_ATLEAST (5,10,0)
665	rss += slot->retstack_max * sizeof (OP *);	682	rss += slot->retstack_max * sizeof (OP *);
666	#endif	683	#endif
		684	}
667	}	685	}
668		686
669	return rss;	687	return rss;
670	}	688	}
671		689
672	/ coroutine stack handling **********************************************/	690	/ coroutine stack handling **********************************************/
673		691
674	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);	692	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);
675	static int (orig_sigelem_set) (pTHX_ SV sv, MAGIC *mg);	693	static int (orig_sigelem_set) (pTHX_ SV sv, MAGIC *mg);
		694	static int (orig_sigelem_clr) (pTHX_ SV sv, MAGIC *mg);
		695
		696	/* apparently < 5.8.8 */
		697	#ifndef MgPV_nolen_const
		698	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
		699	SvPV_nolen((SV*)((mg)->mg_ptr)) : \
		700	(const char*)(mg)->mg_ptr)
		701	#endif
676		702
677	/*	703	/*
678	* This overrides the default magic get method of %SIG elements.	704	* This overrides the default magic get method of %SIG elements.
679	* The original one doesn't provide for reading back of PL_diehook/PL_warnhook	705	* The original one doesn't provide for reading back of PL_diehook/PL_warnhook
680	* and instead of tryign to save and restore the hash elements, we just provide	706	* and instead of tryign to save and restore the hash elements, we just provide
…		…
688	{	714	{
689	const char *s = MgPV_nolen_const (mg);	715	const char *s = MgPV_nolen_const (mg);
690		716
691	if (*s == '_')	717	if (*s == '_')
692	{	718	{
693	if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0;	719	SV **svp = 0;
694	if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 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_setsv (sv, svp ? svp : &PL_sv_undef);
		727	return 0;
		728	}
695	}	729	}
696		730
697	return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;	731	return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
		732	}
		733
		734	static int
		735	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)
		736	{
		737	const char *s = MgPV_nolen_const (mg);
		738
		739	if (*s == '_')
		740	{
		741	SV **svp = 0;
		742
		743	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
		744	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
		745
		746	if (svp)
		747	{
		748	SV old = svp;
		749	*svp = 0;
		750	SvREFCNT_dec (old);
		751	return 0;
		752	}
		753	}
		754
		755	return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
698	}	756	}
699		757
700	static int	758	static int
701	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)	759	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)
702	{	760	{
…		…
712	if (svp)	770	if (svp)
713	{	771	{
714	SV old = svp;	772	SV old = svp;
715	*svp = newSVsv (sv);	773	*svp = newSVsv (sv);
716	SvREFCNT_dec (old);	774	SvREFCNT_dec (old);
717	return;	775	return 0;
718	}	776	}
719	}	777	}
720		778
721	return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;	779	return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
722	}	780	}
…		…
736	PL_curpm = 0;	794	PL_curpm = 0;
737	PL_curpad = 0;	795	PL_curpad = 0;
738	PL_localizing = 0;	796	PL_localizing = 0;
739	PL_dirty = 0;	797	PL_dirty = 0;
740	PL_restartop = 0;	798	PL_restartop = 0;
		799	#if PERL_VERSION_ATLEAST (5,10,0)
		800	PL_parser = 0;
		801	#endif
741		802
742	/* recreate the die/warn hooks */	803	/* recreate the die/warn hooks */
743	PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook );	804	PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook );
744	PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook);	805	PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook);
745		806
…		…
1126	croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");	1187	croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
1127		1188
1128	if (expect_false (next->flags & CF_DESTROYED))	1189	if (expect_false (next->flags & CF_DESTROYED))
1129	croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");	1190	croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
1130		1191
1131	if (
1132	#if PERL_VERSION_ATLEAST (5,9,0)	1192	#if !PERL_VERSION_ATLEAST (5,10,0)
1133	expect_false (PL_parser && PL_parser->lex_state != LEX_NOTPARSING)
1134	#else
1135	expect_false (PL_lex_state != LEX_NOTPARSING)	1193	if (expect_false (PL_lex_state != LEX_NOTPARSING))
1136	#endif
1137	)
1138	croak ("Coro::State::transfer called while parsing, but this is not supported");	1194	croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version");
		1195	#endif
1139	}	1196	}
1140	}	1197	}
1141		1198
1142	/* always use the TRANSFER macro */	1199	/* always use the TRANSFER macro */
1143	static void NOINLINE	1200	static void NOINLINE
1144	transfer (pTHX_ struct coro prev, struct coro next)	1201	transfer (pTHX_ struct coro prev, struct coro next, int force_cctx)
1145	{	1202	{
1146	dSTACKLEVEL;	1203	dSTACKLEVEL;
1147	static volatile int has_throw;	1204	static volatile int has_throw;
1148		1205
1149	/* sometimes transfer is only called to set idle_sp */	1206	/* sometimes transfer is only called to set idle_sp */
…		…
1183	load_perl (aTHX_ next);	1240	load_perl (aTHX_ next);
1184		1241
1185	prev__cctx = prev->cctx;	1242	prev__cctx = prev->cctx;
1186		1243
1187	/* possibly "free" the cctx */	1244	/* possibly "free" the cctx */
1188	if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE)))	1245	if (expect_true (
		1246	prev__cctx->idle_sp == STACKLEVEL
		1247	&& !(prev__cctx->flags & CC_TRACE)
		1248	&& !force_cctx
		1249	))
1189	{	1250	{
1190	/* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */	1251	/* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */
1191	assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));	1252	assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
1192		1253
1193	prev->cctx = 0;	1254	prev->cctx = 0;
…		…
1236	struct transfer_args	1297	struct transfer_args
1237	{	1298	{
1238	struct coro prev, next;	1299	struct coro prev, next;
1239	};	1300	};
1240		1301
1241	#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next)	1302	#define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx))
1242	#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)	1303	#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)
1243		1304
1244	/ high level stuff ******************************************************/	1305	/ high level stuff ******************************************************/
1245		1306
1246	static int	1307	static int
…		…
1340	{	1401	{
1341	dTHX;	1402	dTHX;
1342	struct transfer_args ta;	1403	struct transfer_args ta;
1343		1404
1344	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);	1405	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1345	TRANSFER (ta);	1406	TRANSFER (ta, 1);
1346	}	1407	}
1347		1408
1348	/ Coro ******************************************************************/	1409	/ Coro ******************************************************************/
1349		1410
1350	static void	1411	static void
…		…
1368	static int	1429	static int
1369	api_ready (SV *coro_sv)	1430	api_ready (SV *coro_sv)
1370	{	1431	{
1371	dTHX;	1432	dTHX;
1372	struct coro *coro;	1433	struct coro *coro;
		1434	SV *sv_hook;
		1435	void (*xs_hook)(void);
1373		1436
1374	if (SvROK (coro_sv))	1437	if (SvROK (coro_sv))
1375	coro_sv = SvRV (coro_sv);	1438	coro_sv = SvRV (coro_sv);
1376		1439
1377	coro = SvSTATE (coro_sv);	1440	coro = SvSTATE (coro_sv);
…		…
1380	return 0;	1443	return 0;
1381		1444
1382	coro->flags \|= CF_READY;	1445	coro->flags \|= CF_READY;
1383		1446
1384	LOCK;	1447	LOCK;
		1448
		1449	sv_hook = coro_nready ? 0 : coro_readyhook;
		1450	xs_hook = coro_nready ? 0 : coroapi.readyhook;
		1451
1385	coro_enq (aTHX_ SvREFCNT_inc (coro_sv));	1452	coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1386	++coro_nready;	1453	++coro_nready;
		1454
1387	UNLOCK;	1455	UNLOCK;
		1456
		1457	if (sv_hook)
		1458	{
		1459	dSP;
		1460
		1461	ENTER;
		1462	SAVETMPS;
		1463
		1464	PUSHMARK (SP);
		1465	PUTBACK;
		1466	call_sv (sv_hook, G_DISCARD);
		1467	SPAGAIN;
		1468
		1469	FREETMPS;
		1470	LEAVE;
		1471	}
		1472
		1473	if (xs_hook)
		1474	xs_hook ();
1388		1475
1389	return 1;	1476	return 1;
1390	}	1477	}
1391		1478
1392	static int	1479	static int
…		…
1481	{	1568	{
1482	dTHX;	1569	dTHX;
1483	struct transfer_args ta;	1570	struct transfer_args ta;
1484		1571
1485	prepare_schedule (aTHX_ &ta);	1572	prepare_schedule (aTHX_ &ta);
1486	TRANSFER (ta);	1573	TRANSFER (ta, 1);
1487	}	1574	}
1488		1575
1489	static int	1576	static int
1490	api_cede (void)	1577	api_cede (void)
1491	{	1578	{
…		…
1494		1581
1495	prepare_cede (aTHX_ &ta);	1582	prepare_cede (aTHX_ &ta);
1496		1583
1497	if (expect_true (ta.prev != ta.next))	1584	if (expect_true (ta.prev != ta.next))
1498	{	1585	{
1499	TRANSFER (ta);	1586	TRANSFER (ta, 1);
1500	return 1;	1587	return 1;
1501	}	1588	}
1502	else	1589	else
1503	return 0;	1590	return 0;
1504	}	1591	}
…		…
1509	dTHX;	1596	dTHX;
1510	struct transfer_args ta;	1597	struct transfer_args ta;
1511		1598
1512	if (prepare_cede_notself (aTHX_ &ta))	1599	if (prepare_cede_notself (aTHX_ &ta))
1513	{	1600	{
1514	TRANSFER (ta);	1601	TRANSFER (ta, 1);
1515	return 1;	1602	return 1;
1516	}	1603	}
1517	else	1604	else
1518	return 0;	1605	return 0;
1519	}	1606	}
…		…
1542	else	1629	else
1543	coro->slot->runops = RUNOPS_DEFAULT;	1630	coro->slot->runops = RUNOPS_DEFAULT;
1544	}	1631	}
1545	}	1632	}
1546		1633
		1634	static int
		1635	coro_gensub_free (pTHX_ SV sv, MAGIC mg)
		1636	{
		1637	AV *padlist;
		1638	AV av = (AV )mg->mg_obj;
		1639
		1640	abort ();
		1641
		1642	return 0;
		1643	}
		1644
		1645	static MGVTBL coro_gensub_vtbl = {
		1646	0, 0, 0, 0,
		1647	coro_gensub_free
		1648	};
		1649
1547	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_	1650	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1548		1651
1549	PROTOTYPES: DISABLE	1652	PROTOTYPES: DISABLE
1550		1653
1551	BOOT:	1654	BOOT:
…		…
1556	BOOT_PAGESIZE;	1659	BOOT_PAGESIZE;
1557		1660
1558	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	1661	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
1559	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	1662	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
1560		1663
1561	orig_sigelem_get = PL_vtbl_sigelem.svt_get;	1664	orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get;
1562	PL_vtbl_sigelem.svt_get = coro_sigelem_get;	1665	orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set;
1563	orig_sigelem_set = PL_vtbl_sigelem.svt_set;	1666	orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr;
1564	PL_vtbl_sigelem.svt_set = coro_sigelem_set;
1565		1667
1566	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);	1668	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1567	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));	1669	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
1568	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));	1670	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
1569		1671
…		…
1578	main_top_env = PL_top_env;	1680	main_top_env = PL_top_env;
1579		1681
1580	while (main_top_env->je_prev)	1682	while (main_top_env->je_prev)
1581	main_top_env = main_top_env->je_prev;	1683	main_top_env = main_top_env->je_prev;
1582		1684
1583	coroapi.ver = CORO_API_VERSION;	1685	coroapi.ver = CORO_API_VERSION;
1584	coroapi.rev = CORO_API_REVISION;	1686	coroapi.rev = CORO_API_REVISION;
1585	coroapi.transfer = api_transfer;	1687	coroapi.transfer = api_transfer;
1586		1688
1587	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));	1689	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1588	}	1690	}
1589		1691
1590	SV *	1692	SV *
…		…
1661	}	1763	}
1662	SPAGAIN;	1764	SPAGAIN;
1663		1765
1664	BARRIER;	1766	BARRIER;
1665	PUTBACK;	1767	PUTBACK;
1666	TRANSFER (ta);	1768	TRANSFER (ta, 0);
1667	SPAGAIN; /* might be the sp of a different coroutine now */	1769	SPAGAIN; /* might be the sp of a different coroutine now */
1668	/* be extra careful not to ever do anything after TRANSFER */	1770	/* be extra careful not to ever do anything after TRANSFER */
1669	}	1771	}
1670		1772
1671	bool	1773	bool
…		…
1674	RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));	1776	RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1675	OUTPUT:	1777	OUTPUT:
1676	RETVAL	1778	RETVAL
1677		1779
1678	void	1780	void
1679	_exit (code)	1781	_exit (int code)
1680	int code
1681	PROTOTYPE: $	1782	PROTOTYPE: $
1682	CODE:	1783	CODE:
1683	_exit (code);	1784	_exit (code);
1684		1785
1685	int	1786	int
…		…
1719	call (Coro::State coro, SV *coderef)	1820	call (Coro::State coro, SV *coderef)
1720	ALIAS:	1821	ALIAS:
1721	eval = 1	1822	eval = 1
1722	CODE:	1823	CODE:
1723	{	1824	{
1724	if (coro->mainstack)	1825	if (coro->mainstack && ((coro->flags & CF_RUNNING) \|\| coro->slot))
1725	{	1826	{
1726	struct coro temp;	1827	struct coro temp;
1727		1828
1728	if (!(coro->flags & CF_RUNNING))	1829	if (!(coro->flags & CF_RUNNING))
1729	{	1830	{
…		…
1776		1877
1777	void	1878	void
1778	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)	1879	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)
1779		1880
1780	SV *	1881	SV *
1781	has_stack (Coro::State coro)	1882	has_cctx (Coro::State coro)
1782	PROTOTYPE: $	1883	PROTOTYPE: $
1783	CODE:	1884	CODE:
1784	RETVAL = boolSV (!!coro->cctx);	1885	RETVAL = boolSV (!!coro->cctx);
1785	OUTPUT:	1886	OUTPUT:
1786	RETVAL	1887	RETVAL
…		…
1805	case 1: RETVAL = coro->usecount; break;	1906	case 1: RETVAL = coro->usecount; break;
1806	}	1907	}
1807	OUTPUT:	1908	OUTPUT:
1808	RETVAL	1909	RETVAL
1809		1910
		1911	void
		1912	force_cctx ()
		1913	CODE:
		1914	struct coro *coro = SvSTATE (coro_current);
		1915	coro->cctx->idle_sp = 0;
		1916
		1917	void
		1918	throw (Coro::State self, SV *throw = &PL_sv_undef)
		1919	PROTOTYPE: $;$
		1920	CODE:
		1921	SvREFCNT_dec (self->throw);
		1922	self->throw = SvOK (throw) ? newSVsv (throw) : 0;
		1923
		1924	void
		1925	swap_defsv (Coro::State self)
		1926	PROTOTYPE: $
		1927	ALIAS:
		1928	swap_defav = 1
		1929	CODE:
		1930	if (!self->slot)
		1931	croak ("cannot swap state with coroutine that has no saved state");
		1932	else
		1933	{
		1934	SV src = ix ? (SV )&GvAV (PL_defgv) : &GvSV (PL_defgv);
		1935	SV dst = ix ? (SV )&self->slot->defav : (SV **)&self->slot->defsv;
		1936
		1937	SV tmp = src; src = dst; *dst = tmp;
		1938	}
1810		1939
1811	MODULE = Coro::State PACKAGE = Coro	1940	MODULE = Coro::State PACKAGE = Coro
1812		1941
1813	BOOT:	1942	BOOT:
1814	{	1943	{
1815	int i;	1944	int i;
1816		1945
		1946	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1817	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	1947	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1818	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	1948	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1819	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1820		1949
1821	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);	1950	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1822	SvREADONLY_on (coro_current);	1951	SvREADONLY_on (coro_current);
1823		1952
1824	coro_stash = gv_stashpv ("Coro", TRUE);	1953	coro_stash = gv_stashpv ("Coro", TRUE);
…		…
1856	PROTOTYPE: $	1985	PROTOTYPE: $
1857	CODE:	1986	CODE:
1858	SvREFCNT_dec (SvRV (coro_current));	1987	SvREFCNT_dec (SvRV (coro_current));
1859	SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));	1988	SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
1860		1989
		1990	void
		1991	_set_readyhook (SV *hook)
		1992	PROTOTYPE: $
		1993	CODE:
		1994	LOCK;
		1995	SvREFCNT_dec (coro_readyhook);
		1996	coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
		1997	UNLOCK;
		1998
1861	int	1999	int
1862	prio (Coro::State coro, int newprio = 0)	2000	prio (Coro::State coro, int newprio = 0)
1863	ALIAS:	2001	ALIAS:
1864	nice = 1	2002	nice = 1
1865	CODE:	2003	CODE:
…		…
1894	CODE:	2032	CODE:
1895	RETVAL = coro_nready;	2033	RETVAL = coro_nready;
1896	OUTPUT:	2034	OUTPUT:
1897	RETVAL	2035	RETVAL
1898		2036
1899	void
1900	throw (Coro::State self, SV *throw = &PL_sv_undef)
1901	PROTOTYPE: $;$
1902	CODE:
1903	SvREFCNT_dec (self->throw);
1904	self->throw = SvOK (throw) ? newSVsv (throw) : 0;
1905
1906	# for async_pool speedup	2037	# for async_pool speedup
1907	void	2038	void
1908	_pool_1 (SV *cb)	2039	_pool_1 (SV *cb)
1909	CODE:	2040	CODE:
1910	{	2041	{
…		…
1915	AV *invoke_av;	2046	AV *invoke_av;
1916	int i, len;	2047	int i, len;
1917		2048
1918	if (!invoke)	2049	if (!invoke)
1919	{	2050	{
1920	SvREFCNT_dec (PL_diehook); PL_diehook = 0;	2051	SV *old = PL_diehook;
		2052	PL_diehook = 0;
		2053	SvREFCNT_dec (old);
1921	croak ("\3async_pool terminate\2\n");	2054	croak ("\3async_pool terminate\2\n");
1922	}	2055	}
1923		2056
1924	SvREFCNT_dec (coro->saved_deffh);	2057	SvREFCNT_dec (coro->saved_deffh);
1925	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);	2058	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
…		…
1954	coro->saved_deffh = 0;	2087	coro->saved_deffh = 0;
1955		2088
1956	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)	2089	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1957	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))	2090	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1958	{	2091	{
1959	SvREFCNT_dec (PL_diehook); PL_diehook = 0;	2092	SV *old = PL_diehook;
		2093	PL_diehook = 0;
		2094	SvREFCNT_dec (old);
1960	croak ("\3async_pool terminate\2\n");	2095	croak ("\3async_pool terminate\2\n");
1961	}	2096	}
1962		2097
1963	av_clear (GvAV (PL_defgv));	2098	av_clear (GvAV (PL_defgv));
1964	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,	2099	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
…		…
1969	if (coro->cctx && (coro->cctx->flags & CC_TRACE))	2104	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
1970	api_trace (coro_current, 0);	2105	api_trace (coro_current, 0);
1971		2106
1972	av_push (av_async_pool, newSVsv (coro_current));	2107	av_push (av_async_pool, newSVsv (coro_current));
1973	}	2108	}
		2109
		2110	#if 0
		2111
		2112	void
		2113	_generator_call (...)
		2114	PROTOTYPE: @
		2115	PPCODE:
		2116	fprintf (stderr, "call %p\n", CvXSUBANY(cv).any_ptr);
		2117	xxxx
		2118	abort ();
		2119
		2120	SV *
		2121	gensub (SV *sub, ...)
		2122	PROTOTYPE: &;@
		2123	CODE:
		2124	{
		2125	struct coro *coro;
		2126	MAGIC *mg;
		2127	CV *xcv;
		2128	CV ncv = (CV )newSV_type (SVt_PVCV);
		2129	int i;
		2130
		2131	CvGV (ncv) = CvGV (cv);
		2132	CvFILE (ncv) = CvFILE (cv);
		2133
		2134	Newz (0, coro, 1, struct coro);
		2135	coro->args = newAV ();
		2136	coro->flags = CF_NEW;
		2137
		2138	av_extend (coro->args, items - 1);
		2139	for (i = 1; i < items; i++)
		2140	av_push (coro->args, newSVsv (ST (i)));
		2141
		2142	CvISXSUB_on (ncv);
		2143	CvXSUBANY (ncv).any_ptr = (void *)coro;
		2144
		2145	xcv = GvCV (gv_fetchpv ("Coro::_generator_call", 0, SVt_PVCV));
		2146
		2147	CvXSUB (ncv) = CvXSUB (xcv);
		2148	CvANON_on (ncv);
		2149
		2150	mg = sv_magicext ((SV )ncv, 0, CORO_MAGIC_type_state, &coro_gensub_vtbl, (char )coro, 0);
		2151	RETVAL = newRV_noinc ((SV *)ncv);
		2152	}
		2153	OUTPUT:
		2154	RETVAL
		2155
		2156	#endif
1974		2157
1975		2158
1976	MODULE = Coro::State PACKAGE = Coro::AIO	2159	MODULE = Coro::State PACKAGE = Coro::AIO
1977		2160
1978	SV *	2161	SV *
…		…
2005	PL_laststype = data->laststype;	2188	PL_laststype = data->laststype;
2006	PL_laststatval = data->laststatval;	2189	PL_laststatval = data->laststatval;
2007	PL_statcache = data->statcache;	2190	PL_statcache = data->statcache;
2008	}	2191	}
2009		2192
		2193
		2194	MODULE = Coro::State PACKAGE = Coro::AnyEvent
		2195
		2196	BOOT:
		2197	sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
		2198
		2199	SV *
		2200	_schedule (...)
		2201	PROTOTYPE: @
		2202	CODE:
		2203	{
		2204	static int incede;
		2205
		2206	api_cede_notself ();
		2207
		2208	++incede;
		2209	while (coro_nready >= incede && api_cede ())
		2210	;
		2211
		2212	sv_setsv (sv_activity, &PL_sv_undef);
		2213	if (coro_nready >= incede)
		2214	{
		2215	PUSHMARK (SP);
		2216	PUTBACK;
		2217	call_pv ("Coro::AnyEvent::_activity", G_DISCARD \| G_EVAL);
		2218	SPAGAIN;
		2219	}
		2220
		2221	--incede;
		2222	}
		2223

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Comparing Coro/Coro/State.xs (file contents): Revision 1.223 by root, Wed Feb 13 15:46:00 2008 UTC vs. Revision 1.245 by root, Mon Sep 22 05:40:21 2008 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.223 by root, Wed Feb 13 15:46:00 2008 UTC vs.
Revision 1.245 by root, Mon Sep 22 05:40:21 2008 UTC