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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.437 by root, Tue Nov 5 15:13:42 2013 UTC vs.
Revision 1.471 by root, Fri Jul 14 23:20:07 2017 UTC

…		…
14	#include "perliol.h"	14	#include "perliol.h"
15		15
16	#include "schmorp.h"	16	#include "schmorp.h"
17		17
18	#define ECB_NO_THREADS 1	18	#define ECB_NO_THREADS 1
		19	#define ECB_NO_LIBM 1
19	#include "ecb.h"	20	#include "ecb.h"
20		21
21	#include <stddef.h>	22	#include <stddef.h>
22	#include <stdio.h>	23	#include <stdio.h>
23	#include <errno.h>	24	#include <errno.h>
24	#include <assert.h>	25	#include <assert.h>
		26
		27	#ifndef SvREFCNT_dec_NN
		28	#define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv)
		29	#endif
		30
		31	#ifndef SvREFCNT_inc_NN
		32	#define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv)
		33	#endif
25		34
26	#ifndef SVs_PADSTALE	35	#ifndef SVs_PADSTALE
27	# define SVs_PADSTALE 0	36	# define SVs_PADSTALE 0
28	#endif	37	#endif
29		38
…		…
41	# define PadlistNAMES(pl) (*PadlistARRAY (pl))	50	# define PadlistNAMES(pl) (*PadlistARRAY (pl))
42	# define PadARRAY AvARRAY	51	# define PadARRAY AvARRAY
43	# define PadMAX AvFILLp	52	# define PadMAX AvFILLp
44	# define newPADLIST(var) ((var) = newAV (), av_extend (var, 1))	53	# define newPADLIST(var) ((var) = newAV (), av_extend (var, 1))
45	#endif	54	#endif
		55	#ifndef PadnamelistREFCNT
		56	# define PadnamelistREFCNT(pnl) SvREFCNT (pnl)
		57	#endif
		58	#ifndef PadnamelistREFCNT_dec
		59	# define PadnamelistREFCNT_dec(pnl) SvREFCNT_dec (pnl)
		60	#endif
46		61
47	/* 5.19.something has replaced SVt_BIND by SVt_INVLIST */	62	/* 5.19.something has replaced SVt_BIND by SVt_INVLIST */
48	/* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */	63	/* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */
49	#if PERL_VERSION_ATLEAST(5,19,0)	64	#if PERL_VERSION_ATLEAST(5,19,0)
50	# define SVt_BIND SVt_IV	65	# define SVt_BIND SVt_IV
…		…
101	# define CORO_CLOCK_MONOTONIC 1	116	# define CORO_CLOCK_MONOTONIC 1
102	# define CORO_CLOCK_THREAD_CPUTIME_ID 3	117	# define CORO_CLOCK_THREAD_CPUTIME_ID 3
103	# endif	118	# endif
104	#endif	119	#endif
105		120
		121	/* one off bugfix for perl 5.22 */
		122	#if PERL_VERSION_ATLEAST(5,22,0) && !PERL_VERSION_ATLEAST(5,24,0)
		123	# undef PadlistNAMES
		124	# define PadlistNAMES(pl) ((PADNAMELIST *)PadlistARRAY (pl))
		125	#endif
		126
		127	#if PERL_VERSION_ATLEAST(5,24,0)
		128	# define SUB_ARGARRAY PL_curpad[0]
		129	#else
		130	# define SUB_ARGARRAY (SV *)cx->blk_sub.argarray
		131	#endif
		132
		133	/* perl usually suppresses asserts. for debugging, we sometimes force it to be on */
		134	#if 0
		135	# undef NDEBUG
		136	# include <assert.h>
		137	#endif
		138
106	static double (nvtime)(); / so why doesn't it take void? */	139	static double (nvtime)(); / so why doesn't it take void? */
107	static void (*u2time)(pTHX_ UV ret[2]);	140	static void (*u2time)(pTHX_ UV ret[2]);
108		141
109	/* we hijack an hopefully unused CV flag for our purposes */	142	/* we hijack an hopefully unused CV flag for our purposes */
110	#define CVf_SLF 0x4000	143	#define CVf_SLF 0x4000
…		…
125		158
126	static GV irsgv; / $/ */	159	static GV irsgv; / $/ */
127	static GV stdoutgv; / STDOUT /	160	static GV stdoutgv; / STDOUT /
128	static SV *rv_diehook;	161	static SV *rv_diehook;
129	static SV *rv_warnhook;	162	static SV *rv_warnhook;
130	static HV hv_sig; / %SIG */
131		163
132	/* async_pool helper stuff */	164	/* async_pool helper stuff */
133	static SV *sv_pool_rss;	165	static SV *sv_pool_rss;
134	static SV *sv_pool_size;	166	static SV *sv_pool_size;
135	static SV sv_async_pool_idle; / description string */	167	static SV sv_async_pool_idle; / description string */
…		…
241	SV *saved_deffh;	273	SV *saved_deffh;
242	SV *invoke_cb;	274	SV *invoke_cb;
243	AV *invoke_av;	275	AV *invoke_av;
244		276
245	/* on_enter/on_leave */	277	/* on_enter/on_leave */
246	AV *on_enter;	278	AV on_enter; AV on_enter_xs;
247	AV *on_leave;	279	AV on_leave; AV on_leave_xs;
248		280
249	/* swap_sv */	281	/* swap_sv */
250	AV *swap_sv;	282	AV *swap_sv;
251		283
252	/* times */	284	/* times */
…		…
488		520
489	return 0;	521	return 0;
490	}	522	}
491		523
492	ecb_inline struct coro *	524	ecb_inline struct coro *
493	SvSTATE_ (pTHX_ SV *coro)	525	SvSTATE_ (pTHX_ SV *coro_sv)
494	{	526	{
495	MAGIC *mg;	527	MAGIC *mg;
496		528
497	if (SvROK (coro))	529	if (SvROK (coro_sv))
498	coro = SvRV (coro);	530	coro_sv = SvRV (coro_sv);
499		531
500	mg = SvSTATEhv_p (aTHX_ coro);	532	mg = SvSTATEhv_p (aTHX_ coro_sv);
501	if (!mg)	533	if (!mg)
502	croak ("Coro::State object required");	534	croak ("Coro::State object required");
503		535
504	return (struct coro *)mg->mg_ptr;	536	return (struct coro *)mg->mg_ptr;
505	}	537	}
…		…
516	ecb_inline PADLIST *	548	ecb_inline PADLIST *
517	coro_derive_padlist (pTHX_ CV *cv)	549	coro_derive_padlist (pTHX_ CV *cv)
518	{	550	{
519	PADLIST *padlist = CvPADLIST (cv);	551	PADLIST *padlist = CvPADLIST (cv);
520	PADLIST *newpadlist;	552	PADLIST *newpadlist;
		553	PADNAMELIST *padnames;
521	PAD *newpad;	554	PAD *newpad;
522	PADOFFSET off = PadlistMAX (padlist) + 1;	555	PADOFFSET off = PadlistMAX (padlist) + 1;
523		556
524	#if NEWPADAPI	557	#if NEWPADAPI
525		558
…		…
552	AvREAL_off (newpadlist);	585	AvREAL_off (newpadlist);
553	#endif	586	#endif
554		587
555	/* Already extended to 2 elements by newPADLIST. */	588	/* Already extended to 2 elements by newPADLIST. */
556	PadlistMAX (newpadlist) = 1;	589	PadlistMAX (newpadlist) = 1;
557	PadlistNAMES (newpadlist) = (PADNAMELIST *)SvREFCNT_inc_NN (PadlistNAMES (padlist));	590
		591	padnames = PadlistNAMES (padlist);
		592	++PadnamelistREFCNT (padnames);
		593	PadlistNAMES (newpadlist) = padnames;
		594
558	PadlistARRAY (newpadlist)[1] = newpad;	595	PadlistARRAY (newpadlist)[1] = newpad;
559		596
560	return newpadlist;	597	return newpadlist;
561	}	598	}
562		599
…		…
570		607
571	while (i > 0) /* special-case index 0 */	608	while (i > 0) /* special-case index 0 */
572	{	609	{
573	/* we try to be extra-careful here */	610	/* we try to be extra-careful here */
574	PAD *pad = PadlistARRAY (padlist)[i--];	611	PAD *pad = PadlistARRAY (padlist)[i--];
		612
		613	if (pad)
		614	{
575	I32 j = PadMAX (pad);	615	I32 j = PadMAX (pad);
576		616
577	while (j >= 0)	617	while (j >= 0)
578	SvREFCNT_dec (PadARRAY (pad)[j--]);	618	SvREFCNT_dec (PadARRAY (pad)[j--]);
579		619
580	PadMAX (pad) = -1;	620	PadMAX (pad) = -1;
581	SvREFCNT_dec (pad);	621	SvREFCNT_dec (pad);
		622	}
582	}	623	}
583		624
584	SvREFCNT_dec (PadlistNAMES (padlist));	625	PadnamelistREFCNT_dec (PadlistNAMES (padlist));
585		626
586	#if NEWPADAPI	627	#if NEWPADAPI
587	Safefree (PadlistARRAY (padlist));	628	Safefree (PadlistARRAY (padlist));
588	Safefree (padlist);	629	Safefree (padlist);
589	#else	630	#else
…		…
685	tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u;	726	tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u;
686		727
687	/* if SvANY points to the head, we need to adjust the pointers,	728	/* if SvANY points to the head, we need to adjust the pointers,
688	* as the pointer for a still points to b, and maybe vice versa.	729	* as the pointer for a still points to b, and maybe vice versa.
689	*/	730	*/
690	#define svany_in_head(type) \	731	U32 svany_in_head_set = (1 << SVt_NULL) \| (1 << SVt_BIND) \| (1 << SVt_IV) \| (1 << SVt_RV);
691	(((1 << SVt_NULL) \| (1 << SVt_BIND) \| (1 << SVt_IV) \| (1 << SVt_RV)) & (1 << (type)))	732	#if NVSIZE <= IVSIZE && PERL_VERSION_ATLEAST(5,22,0)
		733	svany_in_head_set \|= 1 << SVt_NV;
		734	#endif
		735
		736	#define svany_in_head(type) (svany_in_head_set & (1 << (type)))
692		737
693	if (svany_in_head (SvTYPE (a)))	738	if (svany_in_head (SvTYPE (a)))
694	SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a);	739	SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a);
695		740
696	if (svany_in_head (SvTYPE (b)))	741	if (svany_in_head (SvTYPE (b)))
…		…
699	#endif	744	#endif
700	}	745	}
701		746
702	/* swap sv heads, at least logically */	747	/* swap sv heads, at least logically */
703	static void	748	static void
704	swap_svs (pTHX_ Coro__State c)	749	swap_svs_enter (pTHX_ Coro__State c)
705	{	750	{
706	int i;	751	int i;
707		752
708	for (i = 0; i <= AvFILLp (c->swap_sv); i += 2)	753	for (i = 0; i <= AvFILLp (c->swap_sv); i += 2)
709	swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]);	754	swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]);
710	}	755	}
711		756
		757	static void
		758	swap_svs_leave (pTHX_ Coro__State c)
		759	{
		760	int i;
		761
		762	for (i = AvFILLp (c->swap_sv) - 1; i >= 0; i -= 2)
		763	swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]);
		764	}
		765
712	#define SWAP_SVS(coro) \	766	#define SWAP_SVS_ENTER(coro) \
713	if (ecb_expect_false ((coro)->swap_sv)) \	767	if (ecb_expect_false ((coro)->swap_sv)) \
714	swap_svs (aTHX_ (coro))	768	swap_svs_enter (aTHX_ (coro))
		769
		770	#define SWAP_SVS_LEAVE(coro) \
		771	if (ecb_expect_false ((coro)->swap_sv)) \
		772	swap_svs_leave (aTHX_ (coro))
715		773
716	static void	774	static void
717	on_enterleave_call (pTHX_ SV *cb);	775	on_enterleave_call (pTHX_ SV *cb);
718		776
719	static void	777	static void
…		…
764		822
765	for (i = 0; i <= AvFILLp (c->on_enter); ++i)	823	for (i = 0; i <= AvFILLp (c->on_enter); ++i)
766	on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]);	824	on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]);
767	}	825	}
768		826
		827	if (ecb_expect_false (c->on_enter_xs))
		828	{
		829	int i;
		830
		831	for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2)
		832	((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]);
		833	}
		834
769	SWAP_SVS (c);	835	SWAP_SVS_ENTER (c);
770	}	836	}
771		837
772	static void	838	static void
773	save_perl (pTHX_ Coro__State c)	839	save_perl (pTHX_ Coro__State c)
774	{	840	{
775	SWAP_SVS (c);	841	SWAP_SVS_LEAVE (c);
		842
		843	if (ecb_expect_false (c->on_leave_xs))
		844	{
		845	int i;
		846
		847	for (i = AvFILLp (c->on_leave_xs) - 1; i >= 0; i -= 2)
		848	((coro_enterleave_hook)AvARRAY (c->on_leave_xs)[i]) (aTHX_ AvARRAY (c->on_leave_xs)[i + 1]);
		849	}
776		850
777	if (ecb_expect_false (c->on_leave))	851	if (ecb_expect_false (c->on_leave))
778	{	852	{
779	int i;	853	int i;
780		854
…		…
907	#endif	981	#endif
908		982
909	New(54,PL_savestack,24,ANY);	983	New(54,PL_savestack,24,ANY);
910	PL_savestack_ix = 0;	984	PL_savestack_ix = 0;
911	PL_savestack_max = 24;	985	PL_savestack_max = 24;
		986	#if PERL_VERSION_ATLEAST (5,24,0)
		987	/* perl 5.24 moves SS_MAXPUSH optimisation from */
		988	/* the header macros to PL_savestack_max */
		989	PL_savestack_max -= SS_MAXPUSH;
		990	#endif
912		991
913	#if !PERL_VERSION_ATLEAST (5,10,0)	992	#if !PERL_VERSION_ATLEAST (5,10,0)
914	New(54,PL_retstack,4,OP*);	993	New(54,PL_retstack,4,OP*);
915	PL_retstack_ix = 0;	994	PL_retstack_ix = 0;
916	PL_retstack_max = 4;	995	PL_retstack_max = 4;
…		…
982	}	1061	}
983		1062
984	return rss;	1063	return rss;
985	}	1064	}
986		1065
987	/ coroutine stack handling **********************************************/	1066	/ provide custom get/set/clear methods for %SIG elements ****************/
988
989	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);
990	static int (orig_sigelem_set) (pTHX_ SV sv, MAGIC *mg);
991	static int (orig_sigelem_clr) (pTHX_ SV sv, MAGIC *mg);
992		1067
993	/* apparently < 5.8.8 */	1068	/* apparently < 5.8.8 */
994	#ifndef MgPV_nolen_const	1069	#ifndef MgPV_nolen_const
995	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \	1070	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
996	SvPV_nolen((SV*)((mg)->mg_ptr)) : \	1071	SvPV_nolen((SV*)((mg)->mg_ptr)) : \
997	(const char*)(mg)->mg_ptr)	1072	(const char*)(mg)->mg_ptr)
998	#endif	1073	#endif
		1074
		1075	/* this will be a patched copy of PL_vtbl_sigelem */
		1076	static MGVTBL coro_sigelem_vtbl;
		1077
		1078	static int ecb_cold
		1079	coro_sig_copy (pTHX_ SV sv, MAGIC mg, SV nsv, const char name, I32 namlen)
		1080	{
		1081	char key = SvPV_nolen ((SV )name);
		1082
		1083	/* do what mg_copy normally does */
		1084	sv_magic (nsv, mg->mg_obj, PERL_MAGIC_sigelem, name, namlen);
		1085	assert (mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual == &PL_vtbl_sigelem);
		1086
		1087	/* patch sigelem vtbl, but only for __WARN__ and __DIE__ */
		1088	if (*key == '_'
		1089	&& (strEQ (key, "__DIE__")
		1090	\|\| strEQ (key, "__WARN__")))
		1091	mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual = &coro_sigelem_vtbl;
		1092
		1093	return 1;
		1094	}
		1095
		1096	/* perl does not have a %SIG vtbl, we provide one so we can override */
		1097	/* the magic vtbl for the __DIE__ and __WARN__ members */
		1098	static const MGVTBL coro_sig_vtbl = {
		1099	0, 0, 0, 0, 0,
		1100	coro_sig_copy
		1101	};
999		1102
1000	/*	1103	/*
1001	* This overrides the default magic get method of %SIG elements.	1104	* This overrides the default magic get method of %SIG elements.
1002	* The original one doesn't provide for reading back of PL_diehook/PL_warnhook	1105	* The original one doesn't provide for reading back of PL_diehook/PL_warnhook
1003	* and instead of trying to save and restore the hash elements (extremely slow),	1106	* and instead of trying to save and restore the hash elements (extremely slow),
…		…
1005	*/	1108	*/
1006	static int ecb_cold	1109	static int ecb_cold
1007	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)	1110	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)
1008	{	1111	{
1009	const char *s = MgPV_nolen_const (mg);	1112	const char *s = MgPV_nolen_const (mg);
		1113	/* the key must be either __DIE__ or __WARN__ here */
		1114	SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook;
1010		1115
1011	if (*s == '_')	1116	SV *ssv;
1012	{
1013	SV **svp = 0;
1014		1117
1015	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1016	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1017
1018	if (svp)	1118	if (!*svp)
1019	{
1020	SV *ssv;
1021
1022	if (!*svp)
1023	ssv = &PL_sv_undef;	1119	ssv = &PL_sv_undef;
1024	else if (SvTYPE (svp) == SVt_PVCV) / perlio directly stores a CV in warnhook. ugh. */	1120	else if (SvTYPE (svp) == SVt_PVCV) / perlio directly stores a CV in warnhook. ugh. */
1025	ssv = sv_2mortal (newRV_inc (*svp));	1121	ssv = sv_2mortal (newRV_inc (*svp));
1026	else	1122	else
1027	ssv = *svp;	1123	ssv = *svp;
1028		1124
1029	sv_setsv (sv, ssv);	1125	sv_setsv (sv, ssv);
1030	return 0;	1126	return 0;
1031	}
1032	}
1033
1034	return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
1035	}	1127	}
1036		1128
1037	static int ecb_cold	1129	static int ecb_cold
1038	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)	1130	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)
1039	{	1131	{
1040	const char *s = MgPV_nolen_const (mg);	1132	const char *s = MgPV_nolen_const (mg);
		1133	/* the key must be either __DIE__ or __WARN__ here */
		1134	SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook;
1041		1135
1042	if (*s == '_')
1043	{
1044	SV **svp = 0;
1045
1046	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1047	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1048
1049	if (svp)
1050	{
1051	SV old = svp;	1136	SV old = svp;
1052	*svp = 0;	1137	*svp = 0;
1053	SvREFCNT_dec (old);	1138	SvREFCNT_dec (old);
1054	return 0;	1139	return 0;
1055	}
1056	}
1057
1058	return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
1059	}	1140	}
1060		1141
1061	static int ecb_cold	1142	static int ecb_cold
1062	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)	1143	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)
1063	{	1144	{
1064	const char *s = MgPV_nolen_const (mg);	1145	const char *s = MgPV_nolen_const (mg);
		1146	/* the key must be either __DIE__ or __WARN__ here */
		1147	SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook;
1065		1148
1066	if (*s == '_')
1067	{
1068	SV **svp = 0;
1069
1070	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1071	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1072
1073	if (svp)
1074	{
1075	SV old = svp;	1149	SV old = svp;
1076	*svp = SvOK (sv) ? newSVsv (sv) : 0;	1150	*svp = SvOK (sv) ? newSVsv (sv) : 0;
1077	SvREFCNT_dec (old);	1151	SvREFCNT_dec (old);
1078	return 0;	1152	return 0;
1079	}
1080	}
1081
1082	return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
1083	}	1153	}
1084		1154
1085	static void	1155	static void
1086	prepare_nop (pTHX_ struct coro_transfer_args *ta)	1156	prepare_nop (pTHX_ struct coro_transfer_args *ta)
1087	{	1157	{
…		…
1098	static int	1168	static int
1099	slf_check_repeat (pTHX_ struct CoroSLF *frame)	1169	slf_check_repeat (pTHX_ struct CoroSLF *frame)
1100	{	1170	{
1101	return 1;	1171	return 1;
1102	}	1172	}
		1173
		1174	/ coroutine stack handling **********************************************/
1103		1175
1104	static UNOP init_perl_op;	1176	static UNOP init_perl_op;
1105		1177
1106	ecb_noinline static void /* noinline to keep it out of the transfer fast path */	1178	ecb_noinline static void /* noinline to keep it out of the transfer fast path */
1107	init_perl (pTHX_ struct coro *coro)	1179	init_perl (pTHX_ struct coro *coro)
…		…
1133		1205
1134	GvSV (PL_defgv) = newSV (0);	1206	GvSV (PL_defgv) = newSV (0);
1135	GvAV (PL_defgv) = coro->args; coro->args = 0;	1207	GvAV (PL_defgv) = coro->args; coro->args = 0;
1136	GvSV (PL_errgv) = newSV (0);	1208	GvSV (PL_errgv) = newSV (0);
1137	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);	1209	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
1138	GvHV (PL_hintgv) = 0;	1210	GvHV (PL_hintgv) = newHV ();
		1211	#if PERL_VERSION_ATLEAST (5,10,0)
		1212	hv_magic (GvHV (PL_hintgv), 0, PERL_MAGIC_hints);
		1213	#endif
1139	PL_rs = newSVsv (GvSV (irsgv));	1214	PL_rs = newSVsv (GvSV (irsgv));
1140	PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);	1215	PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);
1141		1216
1142	{	1217	{
1143	dSP;	1218	dSP;
…		…
1171	PL_op = (OP *)&init_perl_op;	1246	PL_op = (OP *)&init_perl_op;
1172		1247
1173	/* copy throw, in case it was set before init_perl */	1248	/* copy throw, in case it was set before init_perl */
1174	CORO_THROW = coro->except;	1249	CORO_THROW = coro->except;
1175		1250
1176	SWAP_SVS (coro);	1251	SWAP_SVS_ENTER (coro);
1177		1252
1178	if (ecb_expect_false (enable_times))	1253	if (ecb_expect_false (enable_times))
1179	{	1254	{
1180	coro_times_update ();	1255	coro_times_update ();
1181	coro_times_sub (coro);	1256	coro_times_sub (coro);
…		…
1219	/* this will cause transfer_check to croak on block*/	1294	/* this will cause transfer_check to croak on block*/
1220	SvRV_set (coro_current, (SV *)coro->hv);	1295	SvRV_set (coro_current, (SV *)coro->hv);
1221		1296
1222	load_perl (aTHX_ coro);	1297	load_perl (aTHX_ coro);
1223		1298
		1299	/* restore swapped sv's */
		1300	SWAP_SVS_LEAVE (coro);
		1301
1224	coro_unwind_stacks (aTHX);	1302	coro_unwind_stacks (aTHX);
1225
1226	/* restore swapped sv's */
1227	SWAP_SVS (coro);
1228		1303
1229	coro_destruct_stacks (aTHX);	1304	coro_destruct_stacks (aTHX);
1230		1305
1231	/* now save some sv's to be free'd later */	1306	/* now save some sv's to be free'd later */
1232	svf [0] = GvSV (PL_defgv);	1307	svf [0] = GvSV (PL_defgv);
…		…
1253		1328
1254	SvREFCNT_dec (coro->saved_deffh);	1329	SvREFCNT_dec (coro->saved_deffh);
1255	SvREFCNT_dec (coro->rouse_cb);	1330	SvREFCNT_dec (coro->rouse_cb);
1256	SvREFCNT_dec (coro->invoke_cb);	1331	SvREFCNT_dec (coro->invoke_cb);
1257	SvREFCNT_dec (coro->invoke_av);	1332	SvREFCNT_dec (coro->invoke_av);
		1333	SvREFCNT_dec (coro->on_enter_xs);
		1334	SvREFCNT_dec (coro->on_leave_xs);
1258	}	1335	}
1259	}	1336	}
1260		1337
1261	ecb_inline void	1338	ecb_inline void
1262	free_coro_mortal (pTHX)	1339	free_coro_mortal (pTHX)
…		…
1325		1402
1326	if (PL_curcop != &PL_compiling)	1403	if (PL_curcop != &PL_compiling)
1327	{	1404	{
1328	SV **cb;	1405	SV **cb;
1329		1406
1330	if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB)	1407	if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0)
1331	{	1408	{
1332	PERL_CONTEXT *cx = &cxstack[cxstack_ix];	1409	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
1333		1410
1334	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)	1411	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)
1335	{	1412	{
…		…
1345	SAVETMPS;	1422	SAVETMPS;
1346	EXTEND (SP, 3);	1423	EXTEND (SP, 3);
1347	PUSHMARK (SP);	1424	PUSHMARK (SP);
1348	PUSHs (&PL_sv_yes);	1425	PUSHs (&PL_sv_yes);
1349	PUSHs (fullname);	1426	PUSHs (fullname);
1350	PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);	1427	PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc (SUB_ARGARRAY)) : &PL_sv_undef);
1351	PUTBACK;	1428	PUTBACK;
1352	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);	1429	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
1353	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	1430	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
1354	SPAGAIN;	1431	SPAGAIN;
1355	FREETMPS;	1432	FREETMPS;
…		…
1477	* coro body here, as perl_run destroys these. Likewise, we cannot catch	1554	* coro body here, as perl_run destroys these. Likewise, we cannot catch
1478	* runtime errors here, as this is just a random interpreter, not a thread.	1555	* runtime errors here, as this is just a random interpreter, not a thread.
1479	*/	1556	*/
1480		1557
1481	/*	1558	/*
		1559	* pp_entersub in 5.24 no longer ENTERs, but perl_destruct
		1560	* requires PL_scopestack_ix, so do it here if required.
		1561	*/
		1562	if (!PL_scopestack_ix)
		1563	ENTER;
		1564
		1565	/*
1482	* If perl-run returns we assume exit() was being called or the coro	1566	* If perl-run returns we assume exit() was being called or the coro
1483	* fell off the end, which seems to be the only valid (non-bug)	1567	* fell off the end, which seems to be the only valid (non-bug)
1484	* reason for perl_run to return. We try to mimic whatever perl is normally	1568	* reason for perl_run to return. We try to mimic whatever perl is normally
1485	* doing in that case. YMMV.	1569	* doing in that case. YMMV.
1486	*/	1570	*/
…		…
1912	/* nothing to schedule: call the idle handler */	1996	/* nothing to schedule: call the idle handler */
1913	if (SvROK (sv_idle)	1997	if (SvROK (sv_idle)
1914	&& SvOBJECT (SvRV (sv_idle)))	1998	&& SvOBJECT (SvRV (sv_idle)))
1915	{	1999	{
1916	if (SvRV (sv_idle) == SvRV (coro_current))	2000	if (SvRV (sv_idle) == SvRV (coro_current))
		2001	{
		2002	require_pv ("Carp");
		2003
		2004	{
		2005	dSP;
		2006
		2007	ENTER;
		2008	SAVETMPS;
		2009
		2010	PUSHMARK (SP);
1917	croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught");	2011	XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::idle blocked itself - did you try to block inside an event loop callback? Caught", 0)));
		2012	PUTBACK;
		2013	call_pv ("Carp::confess", G_VOID \| G_DISCARD);
		2014
		2015	FREETMPS;
		2016	LEAVE;
		2017	}
		2018	}
1918		2019
1919	++coro_nready; /* hack so that api_ready doesn't invoke ready hook */	2020	++coro_nready; /* hack so that api_ready doesn't invoke ready hook */
1920	api_ready (aTHX_ SvRV (sv_idle));	2021	api_ready (aTHX_ SvRV (sv_idle));
1921	--coro_nready;	2022	--coro_nready;
1922	}	2023	}
…		…
2226	slf_init_terminate_cancel_common (aTHX_ frame, coro_hv);	2327	slf_init_terminate_cancel_common (aTHX_ frame, coro_hv);
2227	}	2328	}
2228	else	2329	else
2229	{	2330	{
2230	struct coro *self = SvSTATE_current;	2331	struct coro *self = SvSTATE_current;
		2332
		2333	if (!self)
		2334	croak ("Coro::cancel called outside of thread content,");
2231		2335
2232	/* otherwise we cancel directly, purely for speed reasons	2336	/* otherwise we cancel directly, purely for speed reasons
2233	* unfortunately, this requires some magic trickery, as	2337	* unfortunately, this requires some magic trickery, as
2234	* somebody else could cancel us, so we have to fight the cancellation.	2338	* somebody else could cancel us, so we have to fight the cancellation.
2235	* this is ugly, and hopefully fully worth the extra speed.	2339	* this is ugly, and hopefully fully worth the extra speed.
…		…
2345	else	2449	else
2346	{	2450	{
2347	av_clear (GvAV (PL_defgv));	2451	av_clear (GvAV (PL_defgv));
2348	hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);	2452	hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);
2349		2453
		2454	if (ecb_expect_false (coro->swap_sv))
		2455	{
		2456	SWAP_SVS_LEAVE (coro);
		2457	SvREFCNT_dec_NN (coro->swap_sv);
		2458	coro->swap_sv = 0;
		2459	}
		2460
2350	coro->prio = 0;	2461	coro->prio = 0;
2351		2462
2352	if (coro->cctx && (coro->cctx->flags & CC_TRACE))	2463	if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE))
2353	api_trace (aTHX_ coro_current, 0);	2464	api_trace (aTHX_ coro_current, 0);
2354		2465
2355	frame->prepare = prepare_schedule;	2466	frame->prepare = prepare_schedule;
2356	av_push (av_async_pool, SvREFCNT_inc (hv));	2467	av_push (av_async_pool, SvREFCNT_inc (hv));
2357	}	2468	}
…		…
2577		2688
2578	/* "undo"/cancel a running slf call - used when cancelling a coro, mainly */	2689	/* "undo"/cancel a running slf call - used when cancelling a coro, mainly */
2579	static void	2690	static void
2580	slf_destroy (pTHX_ struct coro *coro)	2691	slf_destroy (pTHX_ struct coro *coro)
2581	{	2692	{
2582	/* this callback is reserved for slf functions needing to do cleanup */	2693	struct CoroSLF frame = coro->slf_frame;
2583	if (coro->slf_frame.destroy && coro->slf_frame.prepare && !PL_dirty)
2584	coro->slf_frame.destroy (aTHX_ &coro->slf_frame);
2585		2694
2586	/*	2695	/*
2587	* The on_destroy above most likely is from an SLF call.	2696	* The on_destroy below most likely is from an SLF call.
2588	* Since by definition the SLF call will not finish when we destroy	2697	* Since by definition the SLF call will not finish when we destroy
2589	* the coro, we will have to force-finish it here, otherwise	2698	* the coro, we will have to force-finish it here, otherwise
2590	* cleanup functions cannot call SLF functions.	2699	* cleanup functions cannot call SLF functions.
2591	*/	2700	*/
2592	coro->slf_frame.prepare = 0;	2701	coro->slf_frame.prepare = 0;
		2702
		2703	/* this callback is reserved for slf functions needing to do cleanup */
		2704	if (frame.destroy && frame.prepare && !PL_dirty)
		2705	frame.destroy (aTHX_ &frame);
2593	}	2706	}
2594		2707
2595	/*	2708	/*
2596	* these not obviously related functions are all rolled into one	2709	* these not obviously related functions are all rolled into one
2597	* function to increase chances that they all will call transfer with the same	2710	* function to increase chances that they all will call transfer with the same
…		…
2780	static void	2893	static void
2781	coro_pop_on_leave (pTHX_ void *coro)	2894	coro_pop_on_leave (pTHX_ void *coro)
2782	{	2895	{
2783	SV cb = coro_avp_pop_and_free (aTHX_ &((struct coro )coro)->on_leave);	2896	SV cb = coro_avp_pop_and_free (aTHX_ &((struct coro )coro)->on_leave);
2784	on_enterleave_call (aTHX_ sv_2mortal (cb));	2897	on_enterleave_call (aTHX_ sv_2mortal (cb));
		2898	}
		2899
		2900	static void
		2901	enterleave_hook_xs (pTHX_ struct coro coro, AV avp, coro_enterleave_hook hook, void arg)
		2902	{
		2903	if (!hook)
		2904	return;
		2905
		2906	if (!*avp)
		2907	{
		2908	*avp = newAV ();
		2909	AvREAL_off (*avp);
		2910	}
		2911
		2912	av_push (avp, (SV )hook);
		2913	av_push (avp, (SV )arg);
		2914	}
		2915
		2916	static void
		2917	enterleave_unhook_xs (pTHX_ struct coro coro, AV *avp, coro_enterleave_hook hook, int execute)
		2918	{
		2919	AV av = avp;
		2920	int i;
		2921
		2922	if (!av)
		2923	return;
		2924
		2925	for (i = AvFILLp (av) - 1; i >= 0; i -= 2)
		2926	if (AvARRAY (av)[i] == (SV *)hook)
		2927	{
		2928	if (execute)
		2929	hook (aTHX_ (void *)AvARRAY (av)[i + 1]);
		2930
		2931	memmove (AvARRAY (av) + i, AvARRAY (av) + i + 2, AvFILLp (av) - i - 1);
		2932	av_pop (av);
		2933	av_pop (av);
		2934	break;
		2935	}
		2936
		2937	if (AvFILLp (av) >= 0)
		2938	{
		2939	*avp = 0;
		2940	SvREFCNT_dec_NN (av);
		2941	}
		2942	}
		2943
		2944	static void
		2945	api_enterleave_hook (pTHX_ SV coro_sv, coro_enterleave_hook enter, void enter_arg, coro_enterleave_hook leave, void *leave_arg)
		2946	{
		2947	struct coro *coro = SvSTATE (coro_sv);
		2948
		2949	if (SvSTATE_current == coro)
		2950	if (enter)
		2951	enter (aTHX_ enter_arg);
		2952
		2953	enterleave_hook_xs (aTHX_ coro, &coro->on_enter_xs, enter, enter_arg);
		2954	enterleave_hook_xs (aTHX_ coro, &coro->on_leave_xs, leave, leave_arg);
		2955	}
		2956
		2957	static void
		2958	api_enterleave_unhook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, coro_enterleave_hook leave)
		2959	{
		2960	struct coro *coro = SvSTATE (coro_sv);
		2961
		2962	enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0);
		2963	enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, SvSTATE_current == coro);
		2964	}
		2965
		2966	static void
		2967	savedestructor_unhook_enter (pTHX_ coro_enterleave_hook enter)
		2968	{
		2969	struct coro *coro = SvSTATE_current;
		2970
		2971	enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0);
		2972	}
		2973
		2974	static void
		2975	savedestructor_unhook_leave (pTHX_ coro_enterleave_hook leave)
		2976	{
		2977	struct coro *coro = SvSTATE_current;
		2978
		2979	enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, 1);
		2980	}
		2981
		2982	static void
		2983	api_enterleave_scope_hook (pTHX_ coro_enterleave_hook enter, void enter_arg, coro_enterleave_hook leave, void leave_arg)
		2984	{
		2985	api_enterleave_hook (aTHX_ coro_current, enter, enter_arg, leave, leave_arg);
		2986
		2987	/* this ought to be much cheaper than malloc + a single destructor call */
		2988	if (enter) SAVEDESTRUCTOR_X (savedestructor_unhook_enter, enter);
		2989	if (leave) SAVEDESTRUCTOR_X (savedestructor_unhook_leave, leave);
2785	}	2990	}
2786		2991
2787	/*****************************************************************************/	2992	/*****************************************************************************/
2788	/* PerlIO::cede */	2993	/* PerlIO::cede */
2789		2994
…		…
2919	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));	3124	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));
2920	PUTBACK;	3125	PUTBACK;
2921	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);	3126	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);
2922	}	3127	}
2923		3128
2924	SvREFCNT_dec (cb);	3129	SvREFCNT_dec_NN (cb);
2925	}	3130	}
2926	}	3131	}
2927		3132
2928	static void	3133	static void
2929	coro_semaphore_destroy (pTHX_ struct CoroSLF *frame)	3134	coro_semaphore_destroy (pTHX_ struct CoroSLF *frame)
…		…
2937	{	3142	{
2938	AV av = (AV )frame->data;	3143	AV av = (AV )frame->data;
2939	SV *count_sv = AvARRAY (av)[0];	3144	SV *count_sv = AvARRAY (av)[0];
2940	SV *coro_hv = SvRV (coro_current);	3145	SV *coro_hv = SvRV (coro_current);
2941		3146
		3147	frame->destroy = 0;
		3148
2942	/* if we are about to throw, don't actually acquire the lock, just throw */	3149	/* if we are about to throw, don't actually acquire the lock, just throw */
2943	if (CORO_THROW)	3150	if (ecb_expect_false (CORO_THROW))
		3151	{
		3152	/* we still might be responsible for the semaphore, so wake up others */
		3153	coro_semaphore_adjust (aTHX_ av, 0);
		3154
2944	return 0;	3155	return 0;
		3156	}
2945	else if (SvIVX (count_sv) > 0)	3157	else if (SvIVX (count_sv) > 0)
2946	{	3158	{
2947	frame->destroy = 0;
2948
2949	if (acquire)	3159	if (acquire)
2950	SvIVX (count_sv) = SvIVX (count_sv) - 1;	3160	SvIVX (count_sv) = SvIVX (count_sv) - 1;
2951	else	3161	else
2952	coro_semaphore_adjust (aTHX_ av, 0);	3162	coro_semaphore_adjust (aTHX_ av, 0);
2953		3163
…		…
3064	{	3274	{
3065	api_ready (aTHX_ cb);	3275	api_ready (aTHX_ cb);
3066	sv_setiv (cb, 0); /* signal waiter */	3276	sv_setiv (cb, 0); /* signal waiter */
3067	}	3277	}
3068		3278
3069	SvREFCNT_dec (cb);	3279	SvREFCNT_dec_NN (cb);
3070		3280
3071	--count;	3281	--count;
3072	}	3282	}
3073	}	3283	}
3074		3284
…		…
3159	}	3369	}
3160		3370
3161	av_push (state, data_sv);	3371	av_push (state, data_sv);
3162		3372
3163	api_ready (aTHX_ coro);	3373	api_ready (aTHX_ coro);
3164	SvREFCNT_dec (coro);	3374	SvREFCNT_dec_NN (coro);
3165	SvREFCNT_dec ((AV *)state);	3375	SvREFCNT_dec_NN ((AV *)state);
3166	}	3376	}
3167		3377
3168	static int	3378	static int
3169	slf_check_aio_req (pTHX_ struct CoroSLF *frame)	3379	slf_check_aio_req (pTHX_ struct CoroSLF *frame)
3170	{	3380	{
…		…
3188	errno = data->errorno;	3398	errno = data->errorno;
3189	PL_laststype = data->laststype;	3399	PL_laststype = data->laststype;
3190	PL_laststatval = data->laststatval;	3400	PL_laststatval = data->laststatval;
3191	PL_statcache = data->statcache;	3401	PL_statcache = data->statcache;
3192		3402
3193	SvREFCNT_dec (data_sv);	3403	SvREFCNT_dec_NN (data_sv);
3194	}	3404	}
3195		3405
3196	/* push result values */	3406	/* push result values */
3197	{	3407	{
3198	dSP;	3408	dSP;
…		…
3387		3597
3388	map_len = load_len + save_len + 16;	3598	map_len = load_len + save_len + 16;
3389		3599
3390	map_base = mmap (0, map_len, PROT_READ \| PROT_WRITE \| PROT_EXEC, MAP_PRIVATE \| MAP_ANONYMOUS, -1, 0);	3600	map_base = mmap (0, map_len, PROT_READ \| PROT_WRITE \| PROT_EXEC, MAP_PRIVATE \| MAP_ANONYMOUS, -1, 0);
3391		3601
		3602	if (map_base == (char *)MAP_FAILED)
		3603	map_base = mmap (0, map_len, PROT_READ \| PROT_WRITE, MAP_PRIVATE \| MAP_ANONYMOUS, -1, 0);
		3604
3392	assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED));	3605	assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED));
3393		3606
3394	load_perl_slots = (load_save_perl_slots_type)map_base;	3607	load_perl_slots = (load_save_perl_slots_type)map_base;
3395	memcpy (map_base, load_ptr, load_len);	3608	memcpy (map_base, load_ptr, load_len);
3396		3609
…		…
3413		3626
3414	PROTOTYPES: DISABLE	3627	PROTOTYPES: DISABLE
3415		3628
3416	BOOT:	3629	BOOT:
3417	{	3630	{
		3631	#define VARx(name,expr,type) if (sizeof (type) < sizeof (expr)) croak ("FATAL: Coro thread context slot '" # name "' too small for this version of perl.");
		3632	#include "state.h"
3418	#ifdef USE_ITHREADS	3633	#ifdef USE_ITHREADS
3419	# if CORO_PTHREAD	3634	# if CORO_PTHREAD
3420	coro_thx = PERL_GET_CONTEXT;	3635	coro_thx = PERL_GET_CONTEXT;
3421	# endif	3636	# endif
3422	#endif	3637	#endif
…		…
3430	cctx_current = cctx_new_empty ();	3645	cctx_current = cctx_new_empty ();
3431		3646
3432	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	3647	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
3433	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	3648	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
3434		3649
3435	orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get;	3650	{
3436	orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set;	3651	/*
3437	orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr;	3652	* we provide a vtbvl for %SIG magic that replaces PL_vtbl_sig
		3653	* by coro_sig_vtbl in hash values.
		3654	*/
		3655	MAGIC mg = mg_find ((SV )GvHV (gv_fetchpv ("SIG", GV_ADD \| GV_NOTQUAL, SVt_PVHV)), PERL_MAGIC_sig);
		3656
		3657	/* this only works if perl doesn't have a vtbl for %SIG */
		3658	assert (!mg->mg_virtual);
		3659
		3660	/*
		3661	* The irony is that the perl API itself asserts that mg_virtual
		3662	* must be non-const, yet perl5porters insisted on marking their
		3663	* vtbls as read-only, just to thwart perl modules from patching
		3664	* them.
		3665	*/
		3666	mg->mg_virtual = (MGVTBL *)&coro_sig_vtbl;
		3667	mg->mg_flags \|= MGf_COPY;
		3668
		3669	coro_sigelem_vtbl = PL_vtbl_sigelem;
		3670	coro_sigelem_vtbl.svt_get = coro_sigelem_get;
		3671	coro_sigelem_vtbl.svt_set = coro_sigelem_set;
		3672	coro_sigelem_vtbl.svt_clear = coro_sigelem_clr;
		3673	}
3438		3674
3439	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
3440	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));	3675	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
3441	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));	3676	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
3442		3677
3443	coro_state_stash = gv_stashpv ("Coro::State", TRUE);	3678	coro_state_stash = gv_stashpv ("Coro::State", TRUE);
3444		3679
…		…
3750	if (ecb_expect_false (current == self))	3985	if (ecb_expect_false (current == self))
3751	coro_times_sub (SvSTATE (coro_current));	3986	coro_times_sub (SvSTATE (coro_current));
3752	}	3987	}
3753		3988
3754	void	3989	void
3755	swap_sv (Coro::State coro, SV sv, SV swapsv)	3990	swap_sv (Coro::State coro, SV sva, SV svb)
3756	CODE:	3991	CODE:
3757	{	3992	{
3758	struct coro *current = SvSTATE_current;	3993	struct coro *current = SvSTATE_current;
		3994	AV *swap_sv;
		3995	int i;
		3996
		3997	sva = SvRV (sva);
		3998	svb = SvRV (svb);
3759		3999
3760	if (current == coro)	4000	if (current == coro)
3761	SWAP_SVS (current);	4001	SWAP_SVS_LEAVE (current);
3762		4002
3763	if (!coro->swap_sv)	4003	if (!coro->swap_sv)
3764	coro->swap_sv = newAV ();	4004	coro->swap_sv = newAV ();
3765		4005
		4006	swap_sv = coro->swap_sv;
		4007
		4008	for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2)
		4009	{
		4010	SV *a = AvARRAY (swap_sv)[i ];
		4011	SV *b = AvARRAY (swap_sv)[i + 1];
		4012
		4013	if (a == sva && b == svb)
		4014	{
		4015	SvREFCNT_dec_NN (a);
		4016	SvREFCNT_dec_NN (b);
		4017
		4018	for (; i <= AvFILLp (swap_sv) - 2; i++)
		4019	AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2];
		4020
		4021	AvFILLp (swap_sv) -= 2;
		4022
		4023	goto removed;
		4024	}
		4025	}
		4026
3766	av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv )));	4027	av_push (swap_sv, SvREFCNT_inc_NN (sva));
3767	av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv)));	4028	av_push (swap_sv, SvREFCNT_inc_NN (svb));
		4029
		4030	removed:
3768		4031
3769	if (current == coro)	4032	if (current == coro)
3770	SWAP_SVS (current);	4033	SWAP_SVS_ENTER (current);
3771	}	4034	}
3772		4035
3773		4036
3774	MODULE = Coro::State PACKAGE = Coro	4037	MODULE = Coro::State PACKAGE = Coro
3775		4038
3776	BOOT:	4039	BOOT:
3777	{	4040	{
		4041	if (SVt_LAST > 32)
		4042	croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment");
		4043
3778	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	4044	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
3779	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	4045	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
3780	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);	4046	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);
3781	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);	4047	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);
3782	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);	4048	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
…		…
3808	coroapi.ready = api_ready;	4074	coroapi.ready = api_ready;
3809	coroapi.is_ready = api_is_ready;	4075	coroapi.is_ready = api_is_ready;
3810	coroapi.nready = coro_nready;	4076	coroapi.nready = coro_nready;
3811	coroapi.current = coro_current;	4077	coroapi.current = coro_current;
3812		4078
		4079	coroapi.enterleave_hook = api_enterleave_hook;
		4080	coroapi.enterleave_unhook = api_enterleave_unhook;
		4081	coroapi.enterleave_scope_hook = api_enterleave_scope_hook;
		4082
3813	/GCoroAPI = &coroapi;/	4083	/GCoroAPI = &coroapi;/
3814	sv_setiv (sv, (IV)&coroapi);	4084	sv_setiv (sv, PTR2IV (&coroapi));
3815	SvREADONLY_on (sv);	4085	SvREADONLY_on (sv);
3816	}	4086	}
3817	}	4087	}
3818		4088
3819	SV *	4089	SV *
…		…
3882		4152
3883	void	4153	void
3884	_set_current (SV *current)	4154	_set_current (SV *current)
3885	PROTOTYPE: $	4155	PROTOTYPE: $
3886	CODE:	4156	CODE:
3887	SvREFCNT_dec (SvRV (coro_current));	4157	SvREFCNT_dec_NN (SvRV (coro_current));
3888	SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));	4158	SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));
3889		4159
3890	void	4160	void
3891	_set_readyhook (SV *hook)	4161	_set_readyhook (SV *hook)
3892	PROTOTYPE: $	4162	PROTOTYPE: $
…		…
3976		4246
3977	if ((SV *)hv == &PL_sv_undef)	4247	if ((SV *)hv == &PL_sv_undef)
3978	{	4248	{
3979	SV sv = coro_new (aTHX_ coro_stash, (SV *)&cv_pool_handler, 1, 1);	4249	SV sv = coro_new (aTHX_ coro_stash, (SV *)&cv_pool_handler, 1, 1);
3980	hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));	4250	hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));
3981	SvREFCNT_dec (sv);	4251	SvREFCNT_dec_NN (sv);
3982	}	4252	}
3983		4253
3984	{	4254	{
3985	struct coro *coro = SvSTATE_hv (hv);	4255	struct coro *coro = SvSTATE_hv (hv);
3986		4256
…		…
3993	api_ready (aTHX_ (SV *)hv);	4263	api_ready (aTHX_ (SV *)hv);
3994		4264
3995	if (GIMME_V != G_VOID)	4265	if (GIMME_V != G_VOID)
3996	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));	4266	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
3997	else	4267	else
3998	SvREFCNT_dec (hv);	4268	SvREFCNT_dec_NN (hv);
3999	}	4269	}
4000		4270
4001	SV *	4271	SV *
4002	rouse_cb ()	4272	rouse_cb ()
4003	PROTOTYPE:	4273	PROTOTYPE:
…		…
4082	RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]);	4352	RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]);
4083	OUTPUT:	4353	OUTPUT:
4084	RETVAL	4354	RETVAL
4085		4355
4086	void	4356	void
4087	up (SV *self, int adjust = 1)	4357	up (SV *self)
4088	ALIAS:
4089	adjust = 1
4090	CODE:	4358	CODE:
		4359	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1);
		4360
		4361	void
		4362	adjust (SV *self, int adjust)
		4363	CODE:
4091	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1);	4364	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust);
4092		4365
4093	void	4366	void
4094	down (...)	4367	down (...)
4095	CODE:	4368	CODE:
4096	CORO_EXECUTE_SLF_XS (slf_init_semaphore_down);	4369	CORO_EXECUTE_SLF_XS (slf_init_semaphore_down);

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Comparing Coro/Coro/State.xs (file contents): Revision 1.437 by root, Tue Nov 5 15:13:42 2013 UTC vs. Revision 1.471 by root, Fri Jul 14 23:20:07 2017 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.437 by root, Tue Nov 5 15:13:42 2013 UTC vs.
Revision 1.471 by root, Fri Jul 14 23:20:07 2017 UTC