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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.224 by root, Sun Mar 2 16:10:22 2008 UTC vs.
Revision 1.243 by root, Sat Aug 30 03:07:46 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)];
…		…
502		514
503	if (expect_true (CvDEPTH (cv)))	515	if (expect_true (CvDEPTH (cv)))
504	{	516	{
505	EXTEND (SP, 3);	517	EXTEND (SP, 3);
506	PUSHs ((SV *)CvPADLIST (cv));	518	PUSHs ((SV *)CvPADLIST (cv));
507	PUSHs (INT2PTR (SV *, CvDEPTH (cv)));	519	PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv)));
508	PUSHs ((SV *)cv);	520	PUSHs ((SV *)cv);
509		521
510	CvDEPTH (cv) = 0;	522	CvDEPTH (cv) = 0;
511	get_padlist (aTHX_ cv);	523	get_padlist (aTHX_ cv);
512	}	524	}
…		…
592		604
593	New(54,PL_savestack,24,ANY);	605	New(54,PL_savestack,24,ANY);
594	PL_savestack_ix = 0;	606	PL_savestack_ix = 0;
595	PL_savestack_max = 24;	607	PL_savestack_max = 24;
596		608
597	#if !PERL_VERSION_ATLEAST (5,9,0)	609	#if !PERL_VERSION_ATLEAST (5,10,0)
598	New(54,PL_retstack,4,OP*);	610	New(54,PL_retstack,4,OP*);
599	PL_retstack_ix = 0;	611	PL_retstack_ix = 0;
600	PL_retstack_max = 4;	612	PL_retstack_max = 4;
601	#endif	613	#endif
602	}	614	}
…		…
625		637
626	Safefree (PL_tmps_stack);	638	Safefree (PL_tmps_stack);
627	Safefree (PL_markstack);	639	Safefree (PL_markstack);
628	Safefree (PL_scopestack);	640	Safefree (PL_scopestack);
629	Safefree (PL_savestack);	641	Safefree (PL_savestack);
630	#if !PERL_VERSION_ATLEAST (5,9,0)	642	#if !PERL_VERSION_ATLEAST (5,10,0)
631	Safefree (PL_retstack);	643	Safefree (PL_retstack);
632	#endif	644	#endif
633	}	645	}
634		646
635	static size_t	647	static size_t
…		…
659	rss += slot->tmps_max * sizeof (SV *);	671	rss += slot->tmps_max * sizeof (SV *);
660	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);	672	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
661	rss += slot->scopestack_max * sizeof (I32);	673	rss += slot->scopestack_max * sizeof (I32);
662	rss += slot->savestack_max * sizeof (ANY);	674	rss += slot->savestack_max * sizeof (ANY);
663		675
664	#if !PERL_VERSION_ATLEAST (5,9,0)	676	#if !PERL_VERSION_ATLEAST (5,10,0)
665	rss += slot->retstack_max * sizeof (OP *);	677	rss += slot->retstack_max * sizeof (OP *);
666	#endif	678	#endif
667	}	679	}
668		680
669	return rss;	681	return rss;
…		…
671		683
672	/ coroutine stack handling **********************************************/	684	/ coroutine stack handling **********************************************/
673		685
674	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);	686	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);
675	static int (orig_sigelem_set) (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	#ifndef MgPV_nolen_const
		692	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
		693	SvPV_nolen((SV*)((mg)->mg_ptr)) : \
		694	(const char*)(mg)->mg_ptr)
		695	#endif
676		696
677	/*	697	/*
678	* This overrides the default magic get method of %SIG elements.	698	* 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	699	* 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	700	* and instead of tryign to save and restore the hash elements, we just provide
…		…
688	{	708	{
689	const char *s = MgPV_nolen_const (mg);	709	const char *s = MgPV_nolen_const (mg);
690		710
691	if (*s == '_')	711	if (*s == '_')
692	{	712	{
693	if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0;	713	SV **svp = 0;
694	if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0;	714
		715	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
		716	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
		717
		718	if (svp)
		719	{
		720	sv_setsv (sv, svp ? svp : &PL_sv_undef);
		721	return 0;
		722	}
695	}	723	}
696		724
697	return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;	725	return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
		726	}
		727
		728	static int
		729	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)
		730	{
		731	const char *s = MgPV_nolen_const (mg);
		732
		733	if (*s == '_')
		734	{
		735	SV **svp = 0;
		736
		737	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
		738	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
		739
		740	if (svp)
		741	{
		742	SV old = svp;
		743	*svp = 0;
		744	SvREFCNT_dec (old);
		745	return 0;
		746	}
		747	}
		748
		749	return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
698	}	750	}
699		751
700	static int	752	static int
701	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)	753	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)
702	{	754	{
…		…
712	if (svp)	764	if (svp)
713	{	765	{
714	SV old = svp;	766	SV old = svp;
715	*svp = newSVsv (sv);	767	*svp = newSVsv (sv);
716	SvREFCNT_dec (old);	768	SvREFCNT_dec (old);
717	return;	769	return 0;
718	}	770	}
719	}	771	}
720		772
721	return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;	773	return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
722	}	774	}
…		…
736	PL_curpm = 0;	788	PL_curpm = 0;
737	PL_curpad = 0;	789	PL_curpad = 0;
738	PL_localizing = 0;	790	PL_localizing = 0;
739	PL_dirty = 0;	791	PL_dirty = 0;
740	PL_restartop = 0;	792	PL_restartop = 0;
		793	#if PERL_VERSION_ATLEAST (5,10,0)
		794	PL_parser = 0;
		795	#endif
741		796
742	/* recreate the die/warn hooks */	797	/* recreate the die/warn hooks */
743	PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook );	798	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);	799	PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook);
745		800
…		…
1126	croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");	1181	croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
1127		1182
1128	if (expect_false (next->flags & CF_DESTROYED))	1183	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");	1184	croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
1130		1185
1131	if (
1132	#if PERL_VERSION_ATLEAST (5,9,0)	1186	#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)	1187	if (expect_false (PL_lex_state != LEX_NOTPARSING))
1136	#endif
1137	)
1138	croak ("Coro::State::transfer called while parsing, but this is not supported");	1188	croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version");
		1189	#endif
1139	}	1190	}
1140	}	1191	}
1141		1192
1142	/* always use the TRANSFER macro */	1193	/* always use the TRANSFER macro */
1143	static void NOINLINE	1194	static void NOINLINE
1144	transfer (pTHX_ struct coro prev, struct coro next)	1195	transfer (pTHX_ struct coro prev, struct coro next, int force_cctx)
1145	{	1196	{
1146	dSTACKLEVEL;	1197	dSTACKLEVEL;
1147	static volatile int has_throw;	1198	static volatile int has_throw;
1148		1199
1149	/* sometimes transfer is only called to set idle_sp */	1200	/* sometimes transfer is only called to set idle_sp */
…		…
1183	load_perl (aTHX_ next);	1234	load_perl (aTHX_ next);
1184		1235
1185	prev__cctx = prev->cctx;	1236	prev__cctx = prev->cctx;
1186		1237
1187	/* possibly "free" the cctx */	1238	/* possibly "free" the cctx */
1188	if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE)))	1239	if (expect_true (
		1240	prev__cctx->idle_sp == STACKLEVEL
		1241	&& !(prev__cctx->flags & CC_TRACE)
		1242	&& !force_cctx
		1243	))
1189	{	1244	{
1190	/* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */	1245	/* 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));	1246	assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
1192		1247
1193	prev->cctx = 0;	1248	prev->cctx = 0;
…		…
1236	struct transfer_args	1291	struct transfer_args
1237	{	1292	{
1238	struct coro prev, next;	1293	struct coro prev, next;
1239	};	1294	};
1240		1295
1241	#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next)	1296	#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)	1297	#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)
1243		1298
1244	/ high level stuff ******************************************************/	1299	/ high level stuff ******************************************************/
1245		1300
1246	static int	1301	static int
…		…
1340	{	1395	{
1341	dTHX;	1396	dTHX;
1342	struct transfer_args ta;	1397	struct transfer_args ta;
1343		1398
1344	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);	1399	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1345	TRANSFER (ta);	1400	TRANSFER (ta, 1);
1346	}	1401	}
1347		1402
1348	/ Coro ******************************************************************/	1403	/ Coro ******************************************************************/
1349		1404
1350	static void	1405	static void
…		…
1368	static int	1423	static int
1369	api_ready (SV *coro_sv)	1424	api_ready (SV *coro_sv)
1370	{	1425	{
1371	dTHX;	1426	dTHX;
1372	struct coro *coro;	1427	struct coro *coro;
		1428	SV *sv_hook;
		1429	void (*xs_hook)(void);
1373		1430
1374	if (SvROK (coro_sv))	1431	if (SvROK (coro_sv))
1375	coro_sv = SvRV (coro_sv);	1432	coro_sv = SvRV (coro_sv);
1376		1433
1377	coro = SvSTATE (coro_sv);	1434	coro = SvSTATE (coro_sv);
…		…
1380	return 0;	1437	return 0;
1381		1438
1382	coro->flags \|= CF_READY;	1439	coro->flags \|= CF_READY;
1383		1440
1384	LOCK;	1441	LOCK;
		1442
		1443	sv_hook = coro_nready ? 0 : coro_readyhook;
		1444	xs_hook = coro_nready ? 0 : coroapi.readyhook;
		1445
1385	coro_enq (aTHX_ SvREFCNT_inc (coro_sv));	1446	coro_enq (aTHX_ SvREFCNT_inc (coro_sv));
1386	++coro_nready;	1447	++coro_nready;
		1448
1387	UNLOCK;	1449	UNLOCK;
		1450
		1451	if (sv_hook)
		1452	{
		1453	dSP;
		1454
		1455	ENTER;
		1456	SAVETMPS;
		1457
		1458	PUSHMARK (SP);
		1459	PUTBACK;
		1460	call_sv (sv_hook, G_DISCARD);
		1461	SPAGAIN;
		1462
		1463	FREETMPS;
		1464	LEAVE;
		1465	}
		1466
		1467	if (xs_hook)
		1468	xs_hook ();
1388		1469
1389	return 1;	1470	return 1;
1390	}	1471	}
1391		1472
1392	static int	1473	static int
…		…
1481	{	1562	{
1482	dTHX;	1563	dTHX;
1483	struct transfer_args ta;	1564	struct transfer_args ta;
1484		1565
1485	prepare_schedule (aTHX_ &ta);	1566	prepare_schedule (aTHX_ &ta);
1486	TRANSFER (ta);	1567	TRANSFER (ta, 1);
1487	}	1568	}
1488		1569
1489	static int	1570	static int
1490	api_cede (void)	1571	api_cede (void)
1491	{	1572	{
…		…
1494		1575
1495	prepare_cede (aTHX_ &ta);	1576	prepare_cede (aTHX_ &ta);
1496		1577
1497	if (expect_true (ta.prev != ta.next))	1578	if (expect_true (ta.prev != ta.next))
1498	{	1579	{
1499	TRANSFER (ta);	1580	TRANSFER (ta, 1);
1500	return 1;	1581	return 1;
1501	}	1582	}
1502	else	1583	else
1503	return 0;	1584	return 0;
1504	}	1585	}
…		…
1509	dTHX;	1590	dTHX;
1510	struct transfer_args ta;	1591	struct transfer_args ta;
1511		1592
1512	if (prepare_cede_notself (aTHX_ &ta))	1593	if (prepare_cede_notself (aTHX_ &ta))
1513	{	1594	{
1514	TRANSFER (ta);	1595	TRANSFER (ta, 1);
1515	return 1;	1596	return 1;
1516	}	1597	}
1517	else	1598	else
1518	return 0;	1599	return 0;
1519	}	1600	}
…		…
1542	else	1623	else
1543	coro->slot->runops = RUNOPS_DEFAULT;	1624	coro->slot->runops = RUNOPS_DEFAULT;
1544	}	1625	}
1545	}	1626	}
1546		1627
		1628	static int
		1629	coro_gensub_free (pTHX_ SV sv, MAGIC mg)
		1630	{
		1631	AV *padlist;
		1632	AV av = (AV )mg->mg_obj;
		1633
		1634	abort ();
		1635
		1636	return 0;
		1637	}
		1638
		1639	static MGVTBL coro_gensub_vtbl = {
		1640	0, 0, 0, 0,
		1641	coro_gensub_free
		1642	};
		1643
1547	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_	1644	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1548		1645
1549	PROTOTYPES: DISABLE	1646	PROTOTYPES: DISABLE
1550		1647
1551	BOOT:	1648	BOOT:
…		…
1556	BOOT_PAGESIZE;	1653	BOOT_PAGESIZE;
1557		1654
1558	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	1655	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
1559	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	1656	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
1560		1657
1561	orig_sigelem_get = PL_vtbl_sigelem.svt_get;	1658	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;	1659	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;	1660	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		1661
1566	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);	1662	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1567	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));	1663	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));	1664	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
1569		1665
…		…
1578	main_top_env = PL_top_env;	1674	main_top_env = PL_top_env;
1579		1675
1580	while (main_top_env->je_prev)	1676	while (main_top_env->je_prev)
1581	main_top_env = main_top_env->je_prev;	1677	main_top_env = main_top_env->je_prev;
1582		1678
1583	coroapi.ver = CORO_API_VERSION;	1679	coroapi.ver = CORO_API_VERSION;
1584	coroapi.rev = CORO_API_REVISION;	1680	coroapi.rev = CORO_API_REVISION;
1585	coroapi.transfer = api_transfer;	1681	coroapi.transfer = api_transfer;
1586		1682
1587	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));	1683	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1588	}	1684	}
1589		1685
1590	SV *	1686	SV *
…		…
1661	}	1757	}
1662	SPAGAIN;	1758	SPAGAIN;
1663		1759
1664	BARRIER;	1760	BARRIER;
1665	PUTBACK;	1761	PUTBACK;
1666	TRANSFER (ta);	1762	TRANSFER (ta, 0);
1667	SPAGAIN; /* might be the sp of a different coroutine now */	1763	SPAGAIN; /* might be the sp of a different coroutine now */
1668	/* be extra careful not to ever do anything after TRANSFER */	1764	/* be extra careful not to ever do anything after TRANSFER */
1669	}	1765	}
1670		1766
1671	bool	1767	bool
…		…
1674	RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));	1770	RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv));
1675	OUTPUT:	1771	OUTPUT:
1676	RETVAL	1772	RETVAL
1677		1773
1678	void	1774	void
1679	_exit (code)	1775	_exit (int code)
1680	int code
1681	PROTOTYPE: $	1776	PROTOTYPE: $
1682	CODE:	1777	CODE:
1683	_exit (code);	1778	_exit (code);
1684		1779
1685	int	1780	int
…		…
1776		1871
1777	void	1872	void
1778	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)	1873	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)
1779		1874
1780	SV *	1875	SV *
1781	has_stack (Coro::State coro)	1876	has_cctx (Coro::State coro)
1782	PROTOTYPE: $	1877	PROTOTYPE: $
1783	CODE:	1878	CODE:
1784	RETVAL = boolSV (!!coro->cctx);	1879	RETVAL = boolSV (!!coro->cctx);
1785	OUTPUT:	1880	OUTPUT:
1786	RETVAL	1881	RETVAL
…		…
1805	case 1: RETVAL = coro->usecount; break;	1900	case 1: RETVAL = coro->usecount; break;
1806	}	1901	}
1807	OUTPUT:	1902	OUTPUT:
1808	RETVAL	1903	RETVAL
1809		1904
1810
1811	MODULE = Coro::State PACKAGE = Coro
1812
1813	BOOT:
1814	{
1815	int i;
1816
1817	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1818	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1819	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1820
1821	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1822	SvREADONLY_on (coro_current);
1823
1824	coro_stash = gv_stashpv ("Coro", TRUE);
1825
1826	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1827	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1828	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1829	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
1830	newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
1831	newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
1832
1833	for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1834	coro_ready[i] = newAV ();
1835
1836	{
1837	SV *sv = perl_get_sv ("Coro::API", TRUE);
1838	perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
1839
1840	coroapi.schedule = api_schedule;
1841	coroapi.cede = api_cede;
1842	coroapi.cede_notself = api_cede_notself;
1843	coroapi.ready = api_ready;
1844	coroapi.is_ready = api_is_ready;
1845	coroapi.nready = &coro_nready;
1846	coroapi.current = coro_current;
1847
1848	GCoroAPI = &coroapi;
1849	sv_setiv (sv, (IV)&coroapi);
1850	SvREADONLY_on (sv);
1851	}
1852	}
1853
1854	void	1905	void
1855	_set_current (SV *current)	1906	force_cctx ()
1856	PROTOTYPE: $
1857	CODE:	1907	CODE:
1858	SvREFCNT_dec (SvRV (coro_current));	1908	struct coro *coro = SvSTATE (coro_current);
1859	SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));	1909	coro->cctx->idle_sp = 0;
1860
1861	int
1862	prio (Coro::State coro, int newprio = 0)
1863	ALIAS:
1864	nice = 1
1865	CODE:
1866	{
1867	RETVAL = coro->prio;
1868
1869	if (items > 1)
1870	{
1871	if (ix)
1872	newprio = coro->prio - newprio;
1873
1874	if (newprio < PRIO_MIN) newprio = PRIO_MIN;
1875	if (newprio > PRIO_MAX) newprio = PRIO_MAX;
1876
1877	coro->prio = newprio;
1878	}
1879	}
1880	OUTPUT:
1881	RETVAL
1882
1883	SV *
1884	ready (SV *self)
1885	PROTOTYPE: $
1886	CODE:
1887	RETVAL = boolSV (api_ready (self));
1888	OUTPUT:
1889	RETVAL
1890
1891	int
1892	nready (...)
1893	PROTOTYPE:
1894	CODE:
1895	RETVAL = coro_nready;
1896	OUTPUT:
1897	RETVAL
1898		1910
1899	void	1911	void
1900	throw (Coro::State self, SV *throw = &PL_sv_undef)	1912	throw (Coro::State self, SV *throw = &PL_sv_undef)
1901	PROTOTYPE: $;$	1913	PROTOTYPE: $;$
1902	CODE:	1914	CODE:
…		…
1911	CODE:	1923	CODE:
1912	if (!self->slot)	1924	if (!self->slot)
1913	croak ("cannot swap state with coroutine that has no saved state");	1925	croak ("cannot swap state with coroutine that has no saved state");
1914	else	1926	else
1915	{	1927	{
1916	SV *src = ix ? (SV )&GvAV (PL_defgv) : &GvSV (PL_defgv);	1928	SV src = ix ? (SV )&GvAV (PL_defgv) : &GvSV (PL_defgv);
1917	SV **dst = ix ? self->slot->defav : self->slot->defsv;	1929	SV dst = ix ? (SV )&self->slot->defav : (SV **)&self->slot->defsv;
1918		1930
1919	SV tmp = src; src = dst; *dst = tmp;	1931	SV tmp = src; src = dst; *dst = tmp;
1920	}	1932	}
		1933
		1934	MODULE = Coro::State PACKAGE = Coro
		1935
		1936	BOOT:
		1937	{
		1938	int i;
		1939
		1940	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
		1941	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
		1942	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
		1943
		1944	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
		1945	SvREADONLY_on (coro_current);
		1946
		1947	coro_stash = gv_stashpv ("Coro", TRUE);
		1948
		1949	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
		1950	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
		1951	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
		1952	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
		1953	newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
		1954	newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
		1955
		1956	for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
		1957	coro_ready[i] = newAV ();
		1958
		1959	{
		1960	SV *sv = perl_get_sv ("Coro::API", TRUE);
		1961	perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
		1962
		1963	coroapi.schedule = api_schedule;
		1964	coroapi.cede = api_cede;
		1965	coroapi.cede_notself = api_cede_notself;
		1966	coroapi.ready = api_ready;
		1967	coroapi.is_ready = api_is_ready;
		1968	coroapi.nready = &coro_nready;
		1969	coroapi.current = coro_current;
		1970
		1971	GCoroAPI = &coroapi;
		1972	sv_setiv (sv, (IV)&coroapi);
		1973	SvREADONLY_on (sv);
		1974	}
		1975	}
		1976
		1977	void
		1978	_set_current (SV *current)
		1979	PROTOTYPE: $
		1980	CODE:
		1981	SvREFCNT_dec (SvRV (coro_current));
		1982	SvRV_set (coro_current, SvREFCNT_inc (SvRV (current)));
		1983
		1984	void
		1985	_set_readyhook (SV *hook)
		1986	PROTOTYPE: $
		1987	CODE:
		1988	LOCK;
		1989	SvREFCNT_dec (coro_readyhook);
		1990	coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;
		1991	UNLOCK;
		1992
		1993	int
		1994	prio (Coro::State coro, int newprio = 0)
		1995	ALIAS:
		1996	nice = 1
		1997	CODE:
		1998	{
		1999	RETVAL = coro->prio;
		2000
		2001	if (items > 1)
		2002	{
		2003	if (ix)
		2004	newprio = coro->prio - newprio;
		2005
		2006	if (newprio < PRIO_MIN) newprio = PRIO_MIN;
		2007	if (newprio > PRIO_MAX) newprio = PRIO_MAX;
		2008
		2009	coro->prio = newprio;
		2010	}
		2011	}
		2012	OUTPUT:
		2013	RETVAL
		2014
		2015	SV *
		2016	ready (SV *self)
		2017	PROTOTYPE: $
		2018	CODE:
		2019	RETVAL = boolSV (api_ready (self));
		2020	OUTPUT:
		2021	RETVAL
		2022
		2023	int
		2024	nready (...)
		2025	PROTOTYPE:
		2026	CODE:
		2027	RETVAL = coro_nready;
		2028	OUTPUT:
		2029	RETVAL
1921		2030
1922	# for async_pool speedup	2031	# for async_pool speedup
1923	void	2032	void
1924	_pool_1 (SV *cb)	2033	_pool_1 (SV *cb)
1925	CODE:	2034	CODE:
…		…
1931	AV *invoke_av;	2040	AV *invoke_av;
1932	int i, len;	2041	int i, len;
1933		2042
1934	if (!invoke)	2043	if (!invoke)
1935	{	2044	{
1936	SvREFCNT_dec (PL_diehook); PL_diehook = 0;	2045	SV *old = PL_diehook;
		2046	PL_diehook = 0;
		2047	SvREFCNT_dec (old);
1937	croak ("\3async_pool terminate\2\n");	2048	croak ("\3async_pool terminate\2\n");
1938	}	2049	}
1939		2050
1940	SvREFCNT_dec (coro->saved_deffh);	2051	SvREFCNT_dec (coro->saved_deffh);
1941	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);	2052	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
…		…
1970	coro->saved_deffh = 0;	2081	coro->saved_deffh = 0;
1971		2082
1972	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)	2083	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1973	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))	2084	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1974	{	2085	{
1975	SvREFCNT_dec (PL_diehook); PL_diehook = 0;	2086	SV *old = PL_diehook;
		2087	PL_diehook = 0;
		2088	SvREFCNT_dec (old);
1976	croak ("\3async_pool terminate\2\n");	2089	croak ("\3async_pool terminate\2\n");
1977	}	2090	}
1978		2091
1979	av_clear (GvAV (PL_defgv));	2092	av_clear (GvAV (PL_defgv));
1980	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,	2093	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
…		…
1985	if (coro->cctx && (coro->cctx->flags & CC_TRACE))	2098	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
1986	api_trace (coro_current, 0);	2099	api_trace (coro_current, 0);
1987		2100
1988	av_push (av_async_pool, newSVsv (coro_current));	2101	av_push (av_async_pool, newSVsv (coro_current));
1989	}	2102	}
		2103
		2104	#if 0
		2105
		2106	void
		2107	_generator_call (...)
		2108	PROTOTYPE: @
		2109	PPCODE:
		2110	fprintf (stderr, "call %p\n", CvXSUBANY(cv).any_ptr);
		2111	xxxx
		2112	abort ();
		2113
		2114	SV *
		2115	gensub (SV *sub, ...)
		2116	PROTOTYPE: &;@
		2117	CODE:
		2118	{
		2119	struct coro *coro;
		2120	MAGIC *mg;
		2121	CV *xcv;
		2122	CV ncv = (CV )newSV_type (SVt_PVCV);
		2123	int i;
		2124
		2125	CvGV (ncv) = CvGV (cv);
		2126	CvFILE (ncv) = CvFILE (cv);
		2127
		2128	Newz (0, coro, 1, struct coro);
		2129	coro->args = newAV ();
		2130	coro->flags = CF_NEW;
		2131
		2132	av_extend (coro->args, items - 1);
		2133	for (i = 1; i < items; i++)
		2134	av_push (coro->args, newSVsv (ST (i)));
		2135
		2136	CvISXSUB_on (ncv);
		2137	CvXSUBANY (ncv).any_ptr = (void *)coro;
		2138
		2139	xcv = GvCV (gv_fetchpv ("Coro::_generator_call", 0, SVt_PVCV));
		2140
		2141	CvXSUB (ncv) = CvXSUB (xcv);
		2142	CvANON_on (ncv);
		2143
		2144	mg = sv_magicext ((SV )ncv, 0, CORO_MAGIC_type_state, &coro_gensub_vtbl, (char )coro, 0);
		2145	RETVAL = newRV_noinc ((SV *)ncv);
		2146	}
		2147	OUTPUT:
		2148	RETVAL
		2149
		2150	#endif
1990		2151
1991		2152
1992	MODULE = Coro::State PACKAGE = Coro::AIO	2153	MODULE = Coro::State PACKAGE = Coro::AIO
1993		2154
1994	SV *	2155	SV *
…		…
2021	PL_laststype = data->laststype;	2182	PL_laststype = data->laststype;
2022	PL_laststatval = data->laststatval;	2183	PL_laststatval = data->laststatval;
2023	PL_statcache = data->statcache;	2184	PL_statcache = data->statcache;
2024	}	2185	}
2025		2186
		2187
		2188	MODULE = Coro::State PACKAGE = Coro::AnyEvent
		2189
		2190	BOOT:
		2191	sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE);
		2192
		2193	SV *
		2194	_schedule (...)
		2195	PROTOTYPE: @
		2196	CODE:
		2197	{
		2198	static int incede;
		2199
		2200	api_cede_notself ();
		2201
		2202	++incede;
		2203	while (coro_nready >= incede && api_cede ())
		2204	;
		2205
		2206	sv_setsv (sv_activity, &PL_sv_undef);
		2207	if (coro_nready >= incede)
		2208	{
		2209	PUSHMARK (SP);
		2210	PUTBACK;
		2211	call_pv ("Coro::AnyEvent::_activity", G_DISCARD \| G_EVAL);
		2212	SPAGAIN;
		2213	}
		2214
		2215	--incede;
		2216	}
		2217

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Comparing Coro/Coro/State.xs (file contents): Revision 1.224 by root, Sun Mar 2 16:10:22 2008 UTC vs. Revision 1.243 by root, Sat Aug 30 03:07:46 2008 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.224 by root, Sun Mar 2 16:10:22 2008 UTC vs.
Revision 1.243 by root, Sat Aug 30 03:07:46 2008 UTC