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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.441 by root, Tue Mar 4 05:07:44 2014 UTC vs.
Revision 1.472 by root, Thu Aug 31 16:24:19 2017 UTC

…		…
21		21
22	#include <stddef.h>	22	#include <stddef.h>
23	#include <stdio.h>	23	#include <stdio.h>
24	#include <errno.h>	24	#include <errno.h>
25	#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
26		34
27	#ifndef SVs_PADSTALE	35	#ifndef SVs_PADSTALE
28	# define SVs_PADSTALE 0	36	# define SVs_PADSTALE 0
29	#endif	37	#endif
30		38
…		…
42	# define PadlistNAMES(pl) (*PadlistARRAY (pl))	50	# define PadlistNAMES(pl) (*PadlistARRAY (pl))
43	# define PadARRAY AvARRAY	51	# define PadARRAY AvARRAY
44	# define PadMAX AvFILLp	52	# define PadMAX AvFILLp
45	# define newPADLIST(var) ((var) = newAV (), av_extend (var, 1))	53	# define newPADLIST(var) ((var) = newAV (), av_extend (var, 1))
46	#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
47		61
48	/* 5.19.something has replaced SVt_BIND by SVt_INVLIST */	62	/* 5.19.something has replaced SVt_BIND by SVt_INVLIST */
49	/* 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 */
50	#if PERL_VERSION_ATLEAST(5,19,0)	64	#if PERL_VERSION_ATLEAST(5,19,0)
51	# define SVt_BIND SVt_IV	65	# define SVt_BIND SVt_IV
…		…
102	# define CORO_CLOCK_MONOTONIC 1	116	# define CORO_CLOCK_MONOTONIC 1
103	# define CORO_CLOCK_THREAD_CPUTIME_ID 3	117	# define CORO_CLOCK_THREAD_CPUTIME_ID 3
104	# endif	118	# endif
105	#endif	119	#endif
106		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
107	static double (nvtime)(); / so why doesn't it take void? */	139	static double (nvtime)(); / so why doesn't it take void? */
108	static void (*u2time)(pTHX_ UV ret[2]);	140	static void (*u2time)(pTHX_ UV ret[2]);
109		141
110	/* we hijack an hopefully unused CV flag for our purposes */	142	/* we hijack an hopefully unused CV flag for our purposes */
111	#define CVf_SLF 0x4000	143	#define CVf_SLF 0x4000
…		…
126		158
127	static GV irsgv; / $/ */	159	static GV irsgv; / $/ */
128	static GV stdoutgv; / STDOUT /	160	static GV stdoutgv; / STDOUT /
129	static SV *rv_diehook;	161	static SV *rv_diehook;
130	static SV *rv_warnhook;	162	static SV *rv_warnhook;
131	static HV hv_sig; / %SIG */
132		163
133	/* async_pool helper stuff */	164	/* async_pool helper stuff */
134	static SV *sv_pool_rss;	165	static SV *sv_pool_rss;
135	static SV *sv_pool_size;	166	static SV *sv_pool_size;
136	static SV sv_async_pool_idle; / description string */	167	static SV sv_async_pool_idle; / description string */
…		…
242	SV *saved_deffh;	273	SV *saved_deffh;
243	SV *invoke_cb;	274	SV *invoke_cb;
244	AV *invoke_av;	275	AV *invoke_av;
245		276
246	/* on_enter/on_leave */	277	/* on_enter/on_leave */
247	AV *on_enter;	278	AV on_enter; AV on_enter_xs;
248	AV *on_leave;	279	AV on_leave; AV on_leave_xs;
249		280
250	/* swap_sv */	281	/* swap_sv */
251	AV *swap_sv;	282	AV *swap_sv;
252		283
253	/* times */	284	/* times */
…		…
489		520
490	return 0;	521	return 0;
491	}	522	}
492		523
493	ecb_inline struct coro *	524	ecb_inline struct coro *
494	SvSTATE_ (pTHX_ SV *coro)	525	SvSTATE_ (pTHX_ SV *coro_sv)
495	{	526	{
496	MAGIC *mg;	527	MAGIC *mg;
497		528
498	if (SvROK (coro))	529	if (SvROK (coro_sv))
499	coro = SvRV (coro);	530	coro_sv = SvRV (coro_sv);
500		531
501	mg = SvSTATEhv_p (aTHX_ coro);	532	mg = SvSTATEhv_p (aTHX_ coro_sv);
502	if (!mg)	533	if (!mg)
503	croak ("Coro::State object required");	534	croak ("Coro::State object required");
504		535
505	return (struct coro *)mg->mg_ptr;	536	return (struct coro *)mg->mg_ptr;
506	}	537	}
…		…
517	ecb_inline PADLIST *	548	ecb_inline PADLIST *
518	coro_derive_padlist (pTHX_ CV *cv)	549	coro_derive_padlist (pTHX_ CV *cv)
519	{	550	{
520	PADLIST *padlist = CvPADLIST (cv);	551	PADLIST *padlist = CvPADLIST (cv);
521	PADLIST *newpadlist;	552	PADLIST *newpadlist;
		553	PADNAMELIST *padnames;
522	PAD *newpad;	554	PAD *newpad;
523	PADOFFSET off = PadlistMAX (padlist) + 1;	555	PADOFFSET off = PadlistMAX (padlist) + 1;
524		556
525	#if NEWPADAPI	557	#if NEWPADAPI
526		558
…		…
553	AvREAL_off (newpadlist);	585	AvREAL_off (newpadlist);
554	#endif	586	#endif
555		587
556	/* Already extended to 2 elements by newPADLIST. */	588	/* Already extended to 2 elements by newPADLIST. */
557	PadlistMAX (newpadlist) = 1;	589	PadlistMAX (newpadlist) = 1;
558	PadlistNAMES (newpadlist) = (PADNAMELIST *)SvREFCNT_inc_NN (PadlistNAMES (padlist));	590
		591	padnames = PadlistNAMES (padlist);
		592	++PadnamelistREFCNT (padnames);
		593	PadlistNAMES (newpadlist) = padnames;
		594
559	PadlistARRAY (newpadlist)[1] = newpad;	595	PadlistARRAY (newpadlist)[1] = newpad;
560		596
561	return newpadlist;	597	return newpadlist;
562	}	598	}
563		599
…		…
584	PadMAX (pad) = -1;	620	PadMAX (pad) = -1;
585	SvREFCNT_dec (pad);	621	SvREFCNT_dec (pad);
586	}	622	}
587	}	623	}
588		624
589	SvREFCNT_dec (PadlistNAMES (padlist));	625	PadnamelistREFCNT_dec (PadlistNAMES (padlist));
590		626
591	#if NEWPADAPI	627	#if NEWPADAPI
592	Safefree (PadlistARRAY (padlist));	628	Safefree (PadlistARRAY (padlist));
593	Safefree (padlist);	629	Safefree (padlist);
594	#else	630	#else
…		…
690	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;
691		727
692	/* 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,
693	* 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.
694	*/	730	*/
695	#define svany_in_head(type) \	731	U32 svany_in_head_set = (1 << SVt_NULL) \| (1 << SVt_BIND) \| (1 << SVt_IV) \| (1 << SVt_RV);
696	(((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)))
697		737
698	if (svany_in_head (SvTYPE (a)))	738	if (svany_in_head (SvTYPE (a)))
699	SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a);	739	SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a);
700		740
701	if (svany_in_head (SvTYPE (b)))	741	if (svany_in_head (SvTYPE (b)))
…		…
704	#endif	744	#endif
705	}	745	}
706		746
707	/* swap sv heads, at least logically */	747	/* swap sv heads, at least logically */
708	static void	748	static void
709	swap_svs (pTHX_ Coro__State c)	749	swap_svs_enter (pTHX_ Coro__State c)
710	{	750	{
711	int i;	751	int i;
712		752
713	for (i = 0; i <= AvFILLp (c->swap_sv); i += 2)	753	for (i = 0; i <= AvFILLp (c->swap_sv); i += 2)
714	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]);
715	}	755	}
716		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
717	#define SWAP_SVS(coro) \	766	#define SWAP_SVS_ENTER(coro) \
718	if (ecb_expect_false ((coro)->swap_sv)) \	767	if (ecb_expect_false ((coro)->swap_sv)) \
719	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))
720		773
721	static void	774	static void
722	on_enterleave_call (pTHX_ SV *cb);	775	on_enterleave_call (pTHX_ SV *cb);
723		776
724	static void	777	static void
…		…
769		822
770	for (i = 0; i <= AvFILLp (c->on_enter); ++i)	823	for (i = 0; i <= AvFILLp (c->on_enter); ++i)
771	on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]);	824	on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]);
772	}	825	}
773		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
774	SWAP_SVS (c);	835	SWAP_SVS_ENTER (c);
775	}	836	}
776		837
777	static void	838	static void
778	save_perl (pTHX_ Coro__State c)	839	save_perl (pTHX_ Coro__State c)
779	{	840	{
780	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	}
781		850
782	if (ecb_expect_false (c->on_leave))	851	if (ecb_expect_false (c->on_leave))
783	{	852	{
784	int i;	853	int i;
785		854
…		…
912	#endif	981	#endif
913		982
914	New(54,PL_savestack,24,ANY);	983	New(54,PL_savestack,24,ANY);
915	PL_savestack_ix = 0;	984	PL_savestack_ix = 0;
916	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
917		991
918	#if !PERL_VERSION_ATLEAST (5,10,0)	992	#if !PERL_VERSION_ATLEAST (5,10,0)
919	New(54,PL_retstack,4,OP*);	993	New(54,PL_retstack,4,OP*);
920	PL_retstack_ix = 0;	994	PL_retstack_ix = 0;
921	PL_retstack_max = 4;	995	PL_retstack_max = 4;
…		…
987	}	1061	}
988		1062
989	return rss;	1063	return rss;
990	}	1064	}
991		1065
992	/ coroutine stack handling **********************************************/	1066	/ provide custom get/set/clear methods for %SIG elements ****************/
993
994	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);
995	static int (orig_sigelem_set) (pTHX_ SV sv, MAGIC *mg);
996	static int (orig_sigelem_clr) (pTHX_ SV sv, MAGIC *mg);
997		1067
998	/* apparently < 5.8.8 */	1068	/* apparently < 5.8.8 */
999	#ifndef MgPV_nolen_const	1069	#ifndef MgPV_nolen_const
1000	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \	1070	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
1001	SvPV_nolen((SV*)((mg)->mg_ptr)) : \	1071	SvPV_nolen((SV*)((mg)->mg_ptr)) : \
1002	(const char*)(mg)->mg_ptr)	1072	(const char*)(mg)->mg_ptr)
1003	#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	};
1004		1102
1005	/*	1103	/*
1006	* This overrides the default magic get method of %SIG elements.	1104	* This overrides the default magic get method of %SIG elements.
1007	* 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
1008	* 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),
…		…
1010	*/	1108	*/
1011	static int ecb_cold	1109	static int ecb_cold
1012	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)	1110	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)
1013	{	1111	{
1014	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;
1015		1115
1016	if (*s == '_')	1116	SV *ssv;
1017	{
1018	SV **svp = 0;
1019		1117
1020	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1021	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1022
1023	if (svp)	1118	if (!*svp)
1024	{
1025	SV *ssv;
1026
1027	if (!*svp)
1028	ssv = &PL_sv_undef;	1119	ssv = &PL_sv_undef;
1029	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. */
1030	ssv = sv_2mortal (newRV_inc (*svp));	1121	ssv = sv_2mortal (newRV_inc (*svp));
1031	else	1122	else
1032	ssv = *svp;	1123	ssv = *svp;
1033		1124
1034	sv_setsv (sv, ssv);	1125	sv_setsv (sv, ssv);
1035	return 0;	1126	return 0;
1036	}
1037	}
1038
1039	return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
1040	}	1127	}
1041		1128
1042	static int ecb_cold	1129	static int ecb_cold
1043	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)	1130	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)
1044	{	1131	{
1045	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;
1046		1135
1047	if (*s == '_')
1048	{
1049	SV **svp = 0;
1050
1051	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1052	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1053
1054	if (svp)
1055	{
1056	SV old = svp;	1136	SV old = svp;
1057	*svp = 0;	1137	*svp = 0;
1058	SvREFCNT_dec (old);	1138	SvREFCNT_dec (old);
1059	return 0;	1139	return 0;
1060	}
1061	}
1062
1063	return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
1064	}	1140	}
1065		1141
1066	static int ecb_cold	1142	static int ecb_cold
1067	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)	1143	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)
1068	{	1144	{
1069	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;
1070		1148
1071	if (*s == '_')
1072	{
1073	SV **svp = 0;
1074
1075	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1076	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1077
1078	if (svp)
1079	{
1080	SV old = svp;	1149	SV old = svp;
1081	*svp = SvOK (sv) ? newSVsv (sv) : 0;	1150	*svp = SvOK (sv) ? newSVsv (sv) : 0;
1082	SvREFCNT_dec (old);	1151	SvREFCNT_dec (old);
1083	return 0;	1152	return 0;
1084	}
1085	}
1086
1087	return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
1088	}	1153	}
1089		1154
1090	static void	1155	static void
1091	prepare_nop (pTHX_ struct coro_transfer_args *ta)	1156	prepare_nop (pTHX_ struct coro_transfer_args *ta)
1092	{	1157	{
…		…
1103	static int	1168	static int
1104	slf_check_repeat (pTHX_ struct CoroSLF *frame)	1169	slf_check_repeat (pTHX_ struct CoroSLF *frame)
1105	{	1170	{
1106	return 1;	1171	return 1;
1107	}	1172	}
		1173
		1174	/ coroutine stack handling **********************************************/
1108		1175
1109	static UNOP init_perl_op;	1176	static UNOP init_perl_op;
1110		1177
1111	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 */
1112	init_perl (pTHX_ struct coro *coro)	1179	init_perl (pTHX_ struct coro *coro)
…		…
1138		1205
1139	GvSV (PL_defgv) = newSV (0);	1206	GvSV (PL_defgv) = newSV (0);
1140	GvAV (PL_defgv) = coro->args; coro->args = 0;	1207	GvAV (PL_defgv) = coro->args; coro->args = 0;
1141	GvSV (PL_errgv) = newSV (0);	1208	GvSV (PL_errgv) = newSV (0);
1142	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);
1143	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
1144	PL_rs = newSVsv (GvSV (irsgv));	1214	PL_rs = newSVsv (GvSV (irsgv));
1145	PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);	1215	PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);
1146		1216
1147	{	1217	{
1148	dSP;	1218	dSP;
…		…
1176	PL_op = (OP *)&init_perl_op;	1246	PL_op = (OP *)&init_perl_op;
1177		1247
1178	/* copy throw, in case it was set before init_perl */	1248	/* copy throw, in case it was set before init_perl */
1179	CORO_THROW = coro->except;	1249	CORO_THROW = coro->except;
1180		1250
1181	SWAP_SVS (coro);	1251	SWAP_SVS_ENTER (coro);
1182		1252
1183	if (ecb_expect_false (enable_times))	1253	if (ecb_expect_false (enable_times))
1184	{	1254	{
1185	coro_times_update ();	1255	coro_times_update ();
1186	coro_times_sub (coro);	1256	coro_times_sub (coro);
…		…
1224	/* this will cause transfer_check to croak on block*/	1294	/* this will cause transfer_check to croak on block*/
1225	SvRV_set (coro_current, (SV *)coro->hv);	1295	SvRV_set (coro_current, (SV *)coro->hv);
1226		1296
1227	load_perl (aTHX_ coro);	1297	load_perl (aTHX_ coro);
1228		1298
		1299	/* restore swapped sv's */
		1300	SWAP_SVS_LEAVE (coro);
		1301
1229	coro_unwind_stacks (aTHX);	1302	coro_unwind_stacks (aTHX);
1230
1231	/* restore swapped sv's */
1232	SWAP_SVS (coro);
1233		1303
1234	coro_destruct_stacks (aTHX);	1304	coro_destruct_stacks (aTHX);
1235		1305
1236	/* now save some sv's to be free'd later */	1306	/* now save some sv's to be free'd later */
1237	svf [0] = GvSV (PL_defgv);	1307	svf [0] = GvSV (PL_defgv);
…		…
1258		1328
1259	SvREFCNT_dec (coro->saved_deffh);	1329	SvREFCNT_dec (coro->saved_deffh);
1260	SvREFCNT_dec (coro->rouse_cb);	1330	SvREFCNT_dec (coro->rouse_cb);
1261	SvREFCNT_dec (coro->invoke_cb);	1331	SvREFCNT_dec (coro->invoke_cb);
1262	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);
1263	}	1335	}
1264	}	1336	}
1265		1337
1266	ecb_inline void	1338	ecb_inline void
1267	free_coro_mortal (pTHX)	1339	free_coro_mortal (pTHX)
…		…
1330		1402
1331	if (PL_curcop != &PL_compiling)	1403	if (PL_curcop != &PL_compiling)
1332	{	1404	{
1333	SV **cb;	1405	SV **cb;
1334		1406
1335	if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB)	1407	if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0)
1336	{	1408	{
1337	PERL_CONTEXT *cx = &cxstack[cxstack_ix];	1409	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
1338		1410
1339	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)	1411	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)
1340	{	1412	{
…		…
1350	SAVETMPS;	1422	SAVETMPS;
1351	EXTEND (SP, 3);	1423	EXTEND (SP, 3);
1352	PUSHMARK (SP);	1424	PUSHMARK (SP);
1353	PUSHs (&PL_sv_yes);	1425	PUSHs (&PL_sv_yes);
1354	PUSHs (fullname);	1426	PUSHs (fullname);
1355	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);
1356	PUTBACK;	1428	PUTBACK;
1357	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);
1358	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);
1359	SPAGAIN;	1431	SPAGAIN;
1360	FREETMPS;	1432	FREETMPS;
…		…
1482	* 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
1483	* 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.
1484	*/	1556	*/
1485		1557
1486	/*	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	/*
1487	* 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
1488	* 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)
1489	* 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
1490	* doing in that case. YMMV.	1569	* doing in that case. YMMV.
1491	*/	1570	*/
…		…
1927		2006
1928	ENTER;	2007	ENTER;
1929	SAVETMPS;	2008	SAVETMPS;
1930		2009
1931	PUSHMARK (SP);	2010	PUSHMARK (SP);
1932	XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught", 0)));	2011	XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::idle blocked itself - did you try to block inside an event loop callback? Caught", 0)));
1933	PUTBACK;	2012	PUTBACK;
1934	call_pv ("Carp::confess", G_VOID \| G_DISCARD);	2013	call_pv ("Carp::confess", G_VOID \| G_DISCARD);
1935		2014
1936	FREETMPS;	2015	FREETMPS;
1937	LEAVE;	2016	LEAVE;
…		…
2248	slf_init_terminate_cancel_common (aTHX_ frame, coro_hv);	2327	slf_init_terminate_cancel_common (aTHX_ frame, coro_hv);
2249	}	2328	}
2250	else	2329	else
2251	{	2330	{
2252	struct coro *self = SvSTATE_current;	2331	struct coro *self = SvSTATE_current;
		2332
		2333	if (!self)
		2334	croak ("Coro::cancel called outside of thread content,");
2253		2335
2254	/* otherwise we cancel directly, purely for speed reasons	2336	/* otherwise we cancel directly, purely for speed reasons
2255	* unfortunately, this requires some magic trickery, as	2337	* unfortunately, this requires some magic trickery, as
2256	* 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.
2257	* this is ugly, and hopefully fully worth the extra speed.	2339	* this is ugly, and hopefully fully worth the extra speed.
…		…
2290	safe_cancel (pTHX_ struct coro coro, SV *arg, int items)	2372	safe_cancel (pTHX_ struct coro coro, SV *arg, int items)
2291	{	2373	{
2292	if (coro->cctx)	2374	if (coro->cctx)
2293	croak ("coro inside C callback, unable to cancel at this time, caught");	2375	croak ("coro inside C callback, unable to cancel at this time, caught");
2294		2376
2295	if (coro->flags & CF_NEW)	2377	if (coro->flags & (CF_NEW \| CF_ZOMBIE))
2296	{	2378	{
2297	coro_set_status (aTHX_ coro, arg, items);	2379	coro_set_status (aTHX_ coro, arg, items);
2298	coro_state_destroy (aTHX_ coro);	2380	coro_state_destroy (aTHX_ coro);
2299	}	2381	}
2300	else	2382	else
…		…
2367	else	2449	else
2368	{	2450	{
2369	av_clear (GvAV (PL_defgv));	2451	av_clear (GvAV (PL_defgv));
2370	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);
2371		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
2372	coro->prio = 0;	2461	coro->prio = 0;
2373		2462
2374	if (coro->cctx && (coro->cctx->flags & CC_TRACE))	2463	if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE))
2375	api_trace (aTHX_ coro_current, 0);	2464	api_trace (aTHX_ coro_current, 0);
2376		2465
2377	frame->prepare = prepare_schedule;	2466	frame->prepare = prepare_schedule;
2378	av_push (av_async_pool, SvREFCNT_inc (hv));	2467	av_push (av_async_pool, SvREFCNT_inc (hv));
2379	}	2468	}
…		…
2608	* 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
2609	* the coro, we will have to force-finish it here, otherwise	2698	* the coro, we will have to force-finish it here, otherwise
2610	* cleanup functions cannot call SLF functions.	2699	* cleanup functions cannot call SLF functions.
2611	*/	2700	*/
2612	coro->slf_frame.prepare = 0;	2701	coro->slf_frame.prepare = 0;
2613	coro->slf_frame.destroy = 0;
2614		2702
2615	/* this callback is reserved for slf functions needing to do cleanup */	2703	/* this callback is reserved for slf functions needing to do cleanup */
2616	if (frame.destroy && frame.prepare && !PL_dirty)	2704	if (frame.destroy && frame.prepare && !PL_dirty)
2617	frame.destroy (aTHX_ &frame);	2705	frame.destroy (aTHX_ &frame);
2618	}	2706	}
…		…
2805	static void	2893	static void
2806	coro_pop_on_leave (pTHX_ void *coro)	2894	coro_pop_on_leave (pTHX_ void *coro)
2807	{	2895	{
2808	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);
2809	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);
2810	}	2990	}
2811		2991
2812	/*****************************************************************************/	2992	/*****************************************************************************/
2813	/* PerlIO::cede */	2993	/* PerlIO::cede */
2814		2994
…		…
2944	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));	3124	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));
2945	PUTBACK;	3125	PUTBACK;
2946	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);	3126	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);
2947	}	3127	}
2948		3128
2949	SvREFCNT_dec (cb);	3129	SvREFCNT_dec_NN (cb);
2950	}	3130	}
2951	}	3131	}
2952		3132
2953	static void	3133	static void
2954	coro_semaphore_destroy (pTHX_ struct CoroSLF *frame)	3134	coro_semaphore_destroy (pTHX_ struct CoroSLF *frame)
…		…
2962	{	3142	{
2963	AV av = (AV )frame->data;	3143	AV av = (AV )frame->data;
2964	SV *count_sv = AvARRAY (av)[0];	3144	SV *count_sv = AvARRAY (av)[0];
2965	SV *coro_hv = SvRV (coro_current);	3145	SV *coro_hv = SvRV (coro_current);
2966		3146
		3147	frame->destroy = 0;
		3148
2967	/* 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 */
2968	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
2969	return 0;	3155	return 0;
		3156	}
2970	else if (SvIVX (count_sv) > 0)	3157	else if (SvIVX (count_sv) > 0)
2971	{	3158	{
2972	frame->destroy = 0;
2973
2974	if (acquire)	3159	if (acquire)
2975	SvIVX (count_sv) = SvIVX (count_sv) - 1;	3160	SvIVX (count_sv) = SvIVX (count_sv) - 1;
2976	else	3161	else
2977	coro_semaphore_adjust (aTHX_ av, 0);	3162	coro_semaphore_adjust (aTHX_ av, 0);
2978		3163
…		…
3089	{	3274	{
3090	api_ready (aTHX_ cb);	3275	api_ready (aTHX_ cb);
3091	sv_setiv (cb, 0); /* signal waiter */	3276	sv_setiv (cb, 0); /* signal waiter */
3092	}	3277	}
3093		3278
3094	SvREFCNT_dec (cb);	3279	SvREFCNT_dec_NN (cb);
3095		3280
3096	--count;	3281	--count;
3097	}	3282	}
3098	}	3283	}
3099		3284
…		…
3184	}	3369	}
3185		3370
3186	av_push (state, data_sv);	3371	av_push (state, data_sv);
3187		3372
3188	api_ready (aTHX_ coro);	3373	api_ready (aTHX_ coro);
3189	SvREFCNT_dec (coro);	3374	SvREFCNT_dec_NN (coro);
3190	SvREFCNT_dec ((AV *)state);	3375	SvREFCNT_dec_NN ((AV *)state);
3191	}	3376	}
3192		3377
3193	static int	3378	static int
3194	slf_check_aio_req (pTHX_ struct CoroSLF *frame)	3379	slf_check_aio_req (pTHX_ struct CoroSLF *frame)
3195	{	3380	{
…		…
3213	errno = data->errorno;	3398	errno = data->errorno;
3214	PL_laststype = data->laststype;	3399	PL_laststype = data->laststype;
3215	PL_laststatval = data->laststatval;	3400	PL_laststatval = data->laststatval;
3216	PL_statcache = data->statcache;	3401	PL_statcache = data->statcache;
3217		3402
3218	SvREFCNT_dec (data_sv);	3403	SvREFCNT_dec_NN (data_sv);
3219	}	3404	}
3220		3405
3221	/* push result values */	3406	/* push result values */
3222	{	3407	{
3223	dSP;	3408	dSP;
…		…
3412		3597
3413	map_len = load_len + save_len + 16;	3598	map_len = load_len + save_len + 16;
3414		3599
3415	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);
3416		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
3417	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));
3418		3606
3419	load_perl_slots = (load_save_perl_slots_type)map_base;	3607	load_perl_slots = (load_save_perl_slots_type)map_base;
3420	memcpy (map_base, load_ptr, load_len);	3608	memcpy (map_base, load_ptr, load_len);
3421		3609
…		…
3438		3626
3439	PROTOTYPES: DISABLE	3627	PROTOTYPES: DISABLE
3440		3628
3441	BOOT:	3629	BOOT:
3442	{	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"
3443	#ifdef USE_ITHREADS	3633	#ifdef USE_ITHREADS
3444	# if CORO_PTHREAD	3634	# if CORO_PTHREAD
3445	coro_thx = PERL_GET_CONTEXT;	3635	coro_thx = PERL_GET_CONTEXT;
3446	# endif	3636	# endif
3447	#endif	3637	#endif
…		…
3455	cctx_current = cctx_new_empty ();	3645	cctx_current = cctx_new_empty ();
3456		3646
3457	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	3647	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
3458	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	3648	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
3459		3649
3460	orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get;	3650	{
3461	orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set;	3651	/*
3462	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	}
3463		3674
3464	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
3465	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));
3466	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));
3467		3677
3468	coro_state_stash = gv_stashpv ("Coro::State", TRUE);	3678	coro_state_stash = gv_stashpv ("Coro::State", TRUE);
3469		3679
…		…
3775	if (ecb_expect_false (current == self))	3985	if (ecb_expect_false (current == self))
3776	coro_times_sub (SvSTATE (coro_current));	3986	coro_times_sub (SvSTATE (coro_current));
3777	}	3987	}
3778		3988
3779	void	3989	void
3780	swap_sv (Coro::State coro, SV sv, SV swapsv)	3990	swap_sv (Coro::State coro, SV sva, SV svb)
3781	CODE:	3991	CODE:
3782	{	3992	{
3783	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);
3784		3999
3785	if (current == coro)	4000	if (current == coro)
3786	SWAP_SVS (current);	4001	SWAP_SVS_LEAVE (current);
3787		4002
3788	if (!coro->swap_sv)	4003	if (!coro->swap_sv)
3789	coro->swap_sv = newAV ();	4004	coro->swap_sv = newAV ();
3790		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
3791	av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv )));	4027	av_push (swap_sv, SvREFCNT_inc_NN (sva));
3792	av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv)));	4028	av_push (swap_sv, SvREFCNT_inc_NN (svb));
		4029
		4030	removed:
3793		4031
3794	if (current == coro)	4032	if (current == coro)
3795	SWAP_SVS (current);	4033	SWAP_SVS_ENTER (current);
3796	}	4034	}
3797		4035
3798		4036
3799	MODULE = Coro::State PACKAGE = Coro	4037	MODULE = Coro::State PACKAGE = Coro
3800		4038
3801	BOOT:	4039	BOOT:
3802	{	4040	{
		4041	if (SVt_LAST > 32)
		4042	croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment");
		4043
3803	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	4044	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
3804	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	4045	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
3805	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);	4046	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);
3806	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);
3807	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);	4048	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
…		…
3833	coroapi.ready = api_ready;	4074	coroapi.ready = api_ready;
3834	coroapi.is_ready = api_is_ready;	4075	coroapi.is_ready = api_is_ready;
3835	coroapi.nready = coro_nready;	4076	coroapi.nready = coro_nready;
3836	coroapi.current = coro_current;	4077	coroapi.current = coro_current;
3837		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
3838	/GCoroAPI = &coroapi;/	4083	/GCoroAPI = &coroapi;/
3839	sv_setiv (sv, (IV)&coroapi);	4084	sv_setiv (sv, PTR2IV (&coroapi));
3840	SvREADONLY_on (sv);	4085	SvREADONLY_on (sv);
3841	}	4086	}
3842	}	4087	}
3843		4088
3844	SV *	4089	SV *
…		…
3907		4152
3908	void	4153	void
3909	_set_current (SV *current)	4154	_set_current (SV *current)
3910	PROTOTYPE: $	4155	PROTOTYPE: $
3911	CODE:	4156	CODE:
3912	SvREFCNT_dec (SvRV (coro_current));	4157	SvREFCNT_dec_NN (SvRV (coro_current));
3913	SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));	4158	SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));
3914		4159
3915	void	4160	void
3916	_set_readyhook (SV *hook)	4161	_set_readyhook (SV *hook)
3917	PROTOTYPE: $	4162	PROTOTYPE: $
…		…
4001		4246
4002	if ((SV *)hv == &PL_sv_undef)	4247	if ((SV *)hv == &PL_sv_undef)
4003	{	4248	{
4004	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);
4005	hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));	4250	hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));
4006	SvREFCNT_dec (sv);	4251	SvREFCNT_dec_NN (sv);
4007	}	4252	}
4008		4253
4009	{	4254	{
4010	struct coro *coro = SvSTATE_hv (hv);	4255	struct coro *coro = SvSTATE_hv (hv);
4011		4256
…		…
4018	api_ready (aTHX_ (SV *)hv);	4263	api_ready (aTHX_ (SV *)hv);
4019		4264
4020	if (GIMME_V != G_VOID)	4265	if (GIMME_V != G_VOID)
4021	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));	4266	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
4022	else	4267	else
4023	SvREFCNT_dec (hv);	4268	SvREFCNT_dec_NN (hv);
4024	}	4269	}
4025		4270
4026	SV *	4271	SV *
4027	rouse_cb ()	4272	rouse_cb ()
4028	PROTOTYPE:	4273	PROTOTYPE:
…		…
4107	RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]);	4352	RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]);
4108	OUTPUT:	4353	OUTPUT:
4109	RETVAL	4354	RETVAL
4110		4355
4111	void	4356	void
4112	up (SV *self, int adjust = 1)	4357	up (SV *self)
4113	ALIAS:
4114	adjust = 1
4115	CODE:	4358	CODE:
		4359	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1);
		4360
		4361	void
		4362	adjust (SV *self, int adjust)
		4363	CODE:
4116	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1);	4364	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust);
4117		4365
4118	void	4366	void
4119	down (...)	4367	down (...)
4120	CODE:	4368	CODE:
4121	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 1.441 by root, Tue Mar 4 05:07:44 2014 UTC vs. Revision 1.472 by root, Thu Aug 31 16:24:19 2017 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.441 by root, Tue Mar 4 05:07:44 2014 UTC vs.
Revision 1.472 by root, Thu Aug 31 16:24:19 2017 UTC