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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.440 by root, Sat Feb 22 14:12:45 2014 UTC vs.
Revision 1.481 by root, Thu Aug 19 22:43:02 2021 UTC

…		…
2	#define USE_NO_MINGW_SETJMP_TWO_ARGS	2	#define USE_NO_MINGW_SETJMP_TWO_ARGS
3		3
4	#define NDEBUG 1 /* perl usually disables NDEBUG later */	4	#define NDEBUG 1 /* perl usually disables NDEBUG later */
5		5
6	#include "libcoro/coro.c"	6	#include "libcoro/coro.c"
		7
		8	#if CORO_UCONTEXT
		9	#define CORO_BACKEND "ucontext"
		10	#elif CORO_SJLJ
		11	#define CORO_BACKEND "sjlj"
		12	#elif CORO_LINUX
		13	#define CORO_BACKEND "linux"
		14	#elif CORO_LOSER
		15	#define CORO_BACKEND "loser"
		16	#elif CORO_FIBER
		17	#define CORO_BACKEND "fiber"
		18	#elif CORO_IRIX
		19	#define CORO_BACKEND "irix"
		20	#elif CORO_ASM
		21	#define CORO_BACKEND "asm"
		22	#elif CORO_PTHREAD
		23	#define CORO_BACKEND "pthread"
		24	#else
		25	#define CORO_BACKEND "unknown"
		26	#endif
7		27
8	#define PERL_NO_GET_CONTEXT	28	#define PERL_NO_GET_CONTEXT
9	#define PERL_EXT	29	#define PERL_EXT
10		30
11	#include "EXTERN.h"	31	#include "EXTERN.h"
…		…
21		41
22	#include <stddef.h>	42	#include <stddef.h>
23	#include <stdio.h>	43	#include <stdio.h>
24	#include <errno.h>	44	#include <errno.h>
25	#include <assert.h>	45	#include <assert.h>
		46
		47	#ifndef SvREFCNT_dec_NN
		48	#define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv)
		49	#endif
		50
		51	#ifndef SvREFCNT_inc_NN
		52	#define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv)
		53	#endif
26		54
27	#ifndef SVs_PADSTALE	55	#ifndef SVs_PADSTALE
28	# define SVs_PADSTALE 0	56	# define SVs_PADSTALE 0
29	#endif	57	#endif
30		58
…		…
42	# define PadlistNAMES(pl) (*PadlistARRAY (pl))	70	# define PadlistNAMES(pl) (*PadlistARRAY (pl))
43	# define PadARRAY AvARRAY	71	# define PadARRAY AvARRAY
44	# define PadMAX AvFILLp	72	# define PadMAX AvFILLp
45	# define newPADLIST(var) ((var) = newAV (), av_extend (var, 1))	73	# define newPADLIST(var) ((var) = newAV (), av_extend (var, 1))
46	#endif	74	#endif
		75	#ifndef PadnamelistREFCNT
		76	# define PadnamelistREFCNT(pnl) SvREFCNT (pnl)
		77	#endif
		78	#ifndef PadnamelistREFCNT_dec
		79	# define PadnamelistREFCNT_dec(pnl) SvREFCNT_dec (pnl)
		80	#endif
47		81
48	/* 5.19.something has replaced SVt_BIND by SVt_INVLIST */	82	/* 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 */	83	/* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */
50	#if PERL_VERSION_ATLEAST(5,19,0)	84	#if PERL_VERSION_ATLEAST(5,19,0)
51	# define SVt_BIND SVt_IV	85	# define SVt_BIND SVt_IV
…		…
102	# define CORO_CLOCK_MONOTONIC 1	136	# define CORO_CLOCK_MONOTONIC 1
103	# define CORO_CLOCK_THREAD_CPUTIME_ID 3	137	# define CORO_CLOCK_THREAD_CPUTIME_ID 3
104	# endif	138	# endif
105	#endif	139	#endif
106		140
		141	/* one off bugfix for perl 5.22 */
		142	#if PERL_VERSION_ATLEAST(5,22,0) && !PERL_VERSION_ATLEAST(5,24,0)
		143	# undef PadlistNAMES
		144	# define PadlistNAMES(pl) ((PADNAMELIST *)PadlistARRAY (pl))
		145	#endif
		146
		147	#if PERL_VERSION_ATLEAST(5,24,0)
		148	# define SUB_ARGARRAY PL_curpad[0]
		149	#else
		150	# define SUB_ARGARRAY (SV *)cx->blk_sub.argarray
		151	#endif
		152
		153	/* perl usually suppresses asserts. for debugging, we sometimes force it to be on */
		154	#if 0
		155	# undef NDEBUG
		156	# include <assert.h>
		157	#endif
		158
107	static double (nvtime)(); / so why doesn't it take void? */	159	static double (nvtime)(); / so why doesn't it take void? */
108	static void (*u2time)(pTHX_ UV ret[2]);	160	static void (*u2time)(pTHX_ UV ret[2]);
109		161
110	/* we hijack an hopefully unused CV flag for our purposes */	162	/* we hijack an hopefully unused CV flag for our purposes */
111	#define CVf_SLF 0x4000	163	#define CVf_SLF 0x4000
…		…
126		178
127	static GV irsgv; / $/ */	179	static GV irsgv; / $/ */
128	static GV stdoutgv; / STDOUT /	180	static GV stdoutgv; / STDOUT /
129	static SV *rv_diehook;	181	static SV *rv_diehook;
130	static SV *rv_warnhook;	182	static SV *rv_warnhook;
131	static HV hv_sig; / %SIG */
132		183
133	/* async_pool helper stuff */	184	/* async_pool helper stuff */
134	static SV *sv_pool_rss;	185	static SV *sv_pool_rss;
135	static SV *sv_pool_size;	186	static SV *sv_pool_size;
136	static SV sv_async_pool_idle; / description string */	187	static SV sv_async_pool_idle; / description string */
…		…
232	int usecount; /* number of transfers to this coro */	283	int usecount; /* number of transfers to this coro */
233		284
234	/* coro process data */	285	/* coro process data */
235	int prio;	286	int prio;
236	SV except; / exception to be thrown */	287	SV except; / exception to be thrown */
237	SV rouse_cb; / last rouse callback */	288	SV rouse_cb; / most recently created rouse callback */
238	AV on_destroy; / callbacks or coros to notify on destroy */	289	AV on_destroy; / callbacks or coros to notify on destroy */
239	AV status; / the exit status list */	290	AV status; / the exit status list */
240		291
241	/* async_pool */	292	/* async_pool */
242	SV *saved_deffh;	293	SV *saved_deffh;
243	SV *invoke_cb;	294	SV *invoke_cb;
244	AV *invoke_av;	295	AV *invoke_av;
245		296
246	/* on_enter/on_leave */	297	/* on_enter/on_leave */
247	AV *on_enter;	298	AV on_enter; AV on_enter_xs;
248	AV *on_leave;	299	AV on_leave; AV on_leave_xs;
249		300
250	/* swap_sv */	301	/* swap_sv */
251	AV *swap_sv;	302	AV *swap_sv;
252		303
253	/* times */	304	/* times */
…		…
489		540
490	return 0;	541	return 0;
491	}	542	}
492		543
493	ecb_inline struct coro *	544	ecb_inline struct coro *
494	SvSTATE_ (pTHX_ SV *coro)	545	SvSTATE_ (pTHX_ SV *coro_sv)
495	{	546	{
496	MAGIC *mg;	547	MAGIC *mg;
497		548
498	if (SvROK (coro))	549	if (SvROK (coro_sv))
499	coro = SvRV (coro);	550	coro_sv = SvRV (coro_sv);
500		551
501	mg = SvSTATEhv_p (aTHX_ coro);	552	mg = SvSTATEhv_p (aTHX_ coro_sv);
502	if (!mg)	553	if (!mg)
503	croak ("Coro::State object required");	554	croak ("Coro::State object required");
504		555
505	return (struct coro *)mg->mg_ptr;	556	return (struct coro *)mg->mg_ptr;
506	}	557	}
…		…
517	ecb_inline PADLIST *	568	ecb_inline PADLIST *
518	coro_derive_padlist (pTHX_ CV *cv)	569	coro_derive_padlist (pTHX_ CV *cv)
519	{	570	{
520	PADLIST *padlist = CvPADLIST (cv);	571	PADLIST *padlist = CvPADLIST (cv);
521	PADLIST *newpadlist;	572	PADLIST *newpadlist;
		573	PADNAMELIST *padnames;
522	PAD *newpad;	574	PAD *newpad;
523	PADOFFSET off = PadlistMAX (padlist) + 1;	575	PADOFFSET off = PadlistMAX (padlist) + 1;
524		576
525	#if NEWPADAPI	577	#if NEWPADAPI
526		578
…		…
553	AvREAL_off (newpadlist);	605	AvREAL_off (newpadlist);
554	#endif	606	#endif
555		607
556	/* Already extended to 2 elements by newPADLIST. */	608	/* Already extended to 2 elements by newPADLIST. */
557	PadlistMAX (newpadlist) = 1;	609	PadlistMAX (newpadlist) = 1;
558	PadlistNAMES (newpadlist) = (PADNAMELIST *)SvREFCNT_inc_NN (PadlistNAMES (padlist));	610
		611	padnames = PadlistNAMES (padlist);
		612	++PadnamelistREFCNT (padnames);
		613	PadlistNAMES (newpadlist) = padnames;
		614
559	PadlistARRAY (newpadlist)[1] = newpad;	615	PadlistARRAY (newpadlist)[1] = newpad;
560		616
561	return newpadlist;	617	return newpadlist;
562	}	618	}
563		619
…		…
584	PadMAX (pad) = -1;	640	PadMAX (pad) = -1;
585	SvREFCNT_dec (pad);	641	SvREFCNT_dec (pad);
586	}	642	}
587	}	643	}
588		644
589	SvREFCNT_dec (PadlistNAMES (padlist));	645	PadnamelistREFCNT_dec (PadlistNAMES (padlist));
590		646
591	#if NEWPADAPI	647	#if NEWPADAPI
592	Safefree (PadlistARRAY (padlist));	648	Safefree (PadlistARRAY (padlist));
593	Safefree (padlist);	649	Safefree (padlist);
594	#else	650	#else
…		…
690	tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u;	746	tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u;
691		747
692	/* if SvANY points to the head, we need to adjust the pointers,	748	/* 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.	749	* as the pointer for a still points to b, and maybe vice versa.
694	*/	750	*/
695	#define svany_in_head(type) \	751	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)))	752	#if NVSIZE <= IVSIZE && PERL_VERSION_ATLEAST(5,22,0)
		753	svany_in_head_set \|= 1 << SVt_NV;
		754	#endif
		755
		756	#define svany_in_head(type) (svany_in_head_set & (1 << (type)))
697		757
698	if (svany_in_head (SvTYPE (a)))	758	if (svany_in_head (SvTYPE (a)))
699	SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a);	759	SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a);
700		760
701	if (svany_in_head (SvTYPE (b)))	761	if (svany_in_head (SvTYPE (b)))
…		…
704	#endif	764	#endif
705	}	765	}
706		766
707	/* swap sv heads, at least logically */	767	/* swap sv heads, at least logically */
708	static void	768	static void
709	swap_svs (pTHX_ Coro__State c)	769	swap_svs_enter (pTHX_ Coro__State c)
710	{	770	{
711	int i;	771	int i;
712		772
713	for (i = 0; i <= AvFILLp (c->swap_sv); i += 2)	773	for (i = 0; i <= AvFILLp (c->swap_sv); i += 2)
714	swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]);	774	swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]);
715	}	775	}
716		776
		777	static void
		778	swap_svs_leave (pTHX_ Coro__State c)
		779	{
		780	int i;
		781
		782	for (i = AvFILLp (c->swap_sv) - 1; i >= 0; i -= 2)
		783	swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]);
		784	}
		785
717	#define SWAP_SVS(coro) \	786	#define SWAP_SVS_ENTER(coro) \
718	if (ecb_expect_false ((coro)->swap_sv)) \	787	if (ecb_expect_false ((coro)->swap_sv)) \
719	swap_svs (aTHX_ (coro))	788	swap_svs_enter (aTHX_ (coro))
		789
		790	#define SWAP_SVS_LEAVE(coro) \
		791	if (ecb_expect_false ((coro)->swap_sv)) \
		792	swap_svs_leave (aTHX_ (coro))
720		793
721	static void	794	static void
722	on_enterleave_call (pTHX_ SV *cb);	795	on_enterleave_call (pTHX_ SV *cb);
723		796
724	static void	797	static void
…		…
769		842
770	for (i = 0; i <= AvFILLp (c->on_enter); ++i)	843	for (i = 0; i <= AvFILLp (c->on_enter); ++i)
771	on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]);	844	on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]);
772	}	845	}
773		846
		847	if (ecb_expect_false (c->on_enter_xs))
		848	{
		849	int i;
		850
		851	for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2)
		852	((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]);
		853	}
		854
774	SWAP_SVS (c);	855	SWAP_SVS_ENTER (c);
775	}	856	}
776		857
777	static void	858	static void
778	save_perl (pTHX_ Coro__State c)	859	save_perl (pTHX_ Coro__State c)
779	{	860	{
780	SWAP_SVS (c);	861	SWAP_SVS_LEAVE (c);
		862
		863	if (ecb_expect_false (c->on_leave_xs))
		864	{
		865	int i;
		866
		867	for (i = AvFILLp (c->on_leave_xs) - 1; i >= 0; i -= 2)
		868	((coro_enterleave_hook)AvARRAY (c->on_leave_xs)[i]) (aTHX_ AvARRAY (c->on_leave_xs)[i + 1]);
		869	}
781		870
782	if (ecb_expect_false (c->on_leave))	871	if (ecb_expect_false (c->on_leave))
783	{	872	{
784	int i;	873	int i;
785		874
…		…
912	#endif	1001	#endif
913		1002
914	New(54,PL_savestack,24,ANY);	1003	New(54,PL_savestack,24,ANY);
915	PL_savestack_ix = 0;	1004	PL_savestack_ix = 0;
916	PL_savestack_max = 24;	1005	PL_savestack_max = 24;
		1006	#if PERL_VERSION_ATLEAST (5,24,0)
		1007	/* perl 5.24 moves SS_MAXPUSH optimisation from */
		1008	/* the header macros to PL_savestack_max */
		1009	PL_savestack_max -= SS_MAXPUSH;
		1010	#endif
917		1011
918	#if !PERL_VERSION_ATLEAST (5,10,0)	1012	#if !PERL_VERSION_ATLEAST (5,10,0)
919	New(54,PL_retstack,4,OP*);	1013	New(54,PL_retstack,4,OP*);
920	PL_retstack_ix = 0;	1014	PL_retstack_ix = 0;
921	PL_retstack_max = 4;	1015	PL_retstack_max = 4;
…		…
987	}	1081	}
988		1082
989	return rss;	1083	return rss;
990	}	1084	}
991		1085
992	/ coroutine stack handling **********************************************/	1086	/ 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		1087
998	/* apparently < 5.8.8 */	1088	/* apparently < 5.8.8 */
999	#ifndef MgPV_nolen_const	1089	#ifndef MgPV_nolen_const
1000	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \	1090	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
1001	SvPV_nolen((SV*)((mg)->mg_ptr)) : \	1091	SvPV_nolen((SV*)((mg)->mg_ptr)) : \
1002	(const char*)(mg)->mg_ptr)	1092	(const char*)(mg)->mg_ptr)
1003	#endif	1093	#endif
		1094
		1095	/* this will be a patched copy of PL_vtbl_sigelem */
		1096	static MGVTBL coro_sigelem_vtbl;
		1097
		1098	static int ecb_cold
		1099	coro_sig_copy (pTHX_ SV sv, MAGIC mg, SV nsv, const char name, I32 namlen)
		1100	{
		1101	char key = SvPV_nolen ((SV )name);
		1102
		1103	/* do what mg_copy normally does */
		1104	sv_magic (nsv, mg->mg_obj, PERL_MAGIC_sigelem, name, namlen);
		1105	assert (mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual == &PL_vtbl_sigelem);
		1106
		1107	/* patch sigelem vtbl, but only for __WARN__ and __DIE__ */
		1108	if (*key == '_'
		1109	&& (strEQ (key, "__DIE__")
		1110	\|\| strEQ (key, "__WARN__")))
		1111	mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual = &coro_sigelem_vtbl;
		1112
		1113	return 1;
		1114	}
		1115
		1116	/* perl does not have a %SIG vtbl, we provide one so we can override */
		1117	/* the magic vtbl for the __DIE__ and __WARN__ members */
		1118	static const MGVTBL coro_sig_vtbl = {
		1119	0, 0, 0, 0, 0,
		1120	coro_sig_copy
		1121	};
1004		1122
1005	/*	1123	/*
1006	* This overrides the default magic get method of %SIG elements.	1124	* 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	1125	* 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),	1126	* and instead of trying to save and restore the hash elements (extremely slow),
…		…
1010	*/	1128	*/
1011	static int ecb_cold	1129	static int ecb_cold
1012	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)	1130	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)
1013	{	1131	{
1014	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;
1015		1135
1016	if (*s == '_')	1136	SV *ssv;
1017	{
1018	SV **svp = 0;
1019		1137
1020	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1021	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1022
1023	if (svp)	1138	if (!*svp)
1024	{
1025	SV *ssv;
1026
1027	if (!*svp)
1028	ssv = &PL_sv_undef;	1139	ssv = &PL_sv_undef;
1029	else if (SvTYPE (svp) == SVt_PVCV) / perlio directly stores a CV in warnhook. ugh. */	1140	else if (SvTYPE (svp) == SVt_PVCV) / perlio directly stores a CV in warnhook. ugh. */
1030	ssv = sv_2mortal (newRV_inc (*svp));	1141	ssv = sv_2mortal (newRV_inc (*svp));
1031	else	1142	else
1032	ssv = *svp;	1143	ssv = *svp;
1033		1144
1034	sv_setsv (sv, ssv);	1145	sv_setsv (sv, ssv);
1035	return 0;	1146	return 0;
1036	}
1037	}
1038
1039	return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
1040	}	1147	}
1041		1148
1042	static int ecb_cold	1149	static int ecb_cold
1043	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)	1150	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)
1044	{	1151	{
1045	const char *s = MgPV_nolen_const (mg);	1152	const char *s = MgPV_nolen_const (mg);
		1153	/* the key must be either __DIE__ or __WARN__ here */
		1154	SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook;
1046		1155
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;	1156	SV old = svp;
1057	*svp = 0;	1157	*svp = 0;
1058	SvREFCNT_dec (old);	1158	SvREFCNT_dec (old);
1059	return 0;	1159	return 0;
1060	}
1061	}
1062
1063	return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
1064	}	1160	}
1065		1161
1066	static int ecb_cold	1162	static int ecb_cold
1067	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)	1163	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)
1068	{	1164	{
1069	const char *s = MgPV_nolen_const (mg);	1165	const char *s = MgPV_nolen_const (mg);
		1166	/* the key must be either __DIE__ or __WARN__ here */
		1167	SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook;
1070		1168
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;	1169	SV old = svp;
1081	*svp = SvOK (sv) ? newSVsv (sv) : 0;	1170	*svp = SvOK (sv) ? newSVsv (sv) : 0;
1082	SvREFCNT_dec (old);	1171	SvREFCNT_dec (old);
1083	return 0;	1172	return 0;
1084	}
1085	}
1086
1087	return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
1088	}	1173	}
1089		1174
1090	static void	1175	static void
1091	prepare_nop (pTHX_ struct coro_transfer_args *ta)	1176	prepare_nop (pTHX_ struct coro_transfer_args *ta)
1092	{	1177	{
…		…
1103	static int	1188	static int
1104	slf_check_repeat (pTHX_ struct CoroSLF *frame)	1189	slf_check_repeat (pTHX_ struct CoroSLF *frame)
1105	{	1190	{
1106	return 1;	1191	return 1;
1107	}	1192	}
		1193
		1194	/ coroutine stack handling **********************************************/
1108		1195
1109	static UNOP init_perl_op;	1196	static UNOP init_perl_op;
1110		1197
1111	ecb_noinline static void /* noinline to keep it out of the transfer fast path */	1198	ecb_noinline static void /* noinline to keep it out of the transfer fast path */
1112	init_perl (pTHX_ struct coro *coro)	1199	init_perl (pTHX_ struct coro *coro)
…		…
1138		1225
1139	GvSV (PL_defgv) = newSV (0);	1226	GvSV (PL_defgv) = newSV (0);
1140	GvAV (PL_defgv) = coro->args; coro->args = 0;	1227	GvAV (PL_defgv) = coro->args; coro->args = 0;
1141	GvSV (PL_errgv) = newSV (0);	1228	GvSV (PL_errgv) = newSV (0);
1142	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);	1229	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
1143	GvHV (PL_hintgv) = 0;	1230	GvHV (PL_hintgv) = newHV ();
		1231	#if PERL_VERSION_ATLEAST (5,10,0)
		1232	hv_magic (GvHV (PL_hintgv), 0, PERL_MAGIC_hints);
		1233	#endif
1144	PL_rs = newSVsv (GvSV (irsgv));	1234	PL_rs = newSVsv (GvSV (irsgv));
1145	PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);	1235	PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);
1146		1236
1147	{	1237	{
1148	dSP;	1238	dSP;
…		…
1152	myop.op_next = Nullop;	1242	myop.op_next = Nullop;
1153	myop.op_type = OP_ENTERSUB;	1243	myop.op_type = OP_ENTERSUB;
1154	myop.op_flags = OPf_WANT_VOID;	1244	myop.op_flags = OPf_WANT_VOID;
1155		1245
1156	PUSHMARK (SP);	1246	PUSHMARK (SP);
1157	PUSHs ((SV *)coro->startcv);	1247	XPUSHs ((SV *)coro->startcv);
1158	PUTBACK;	1248	PUTBACK;
1159	PL_op = (OP *)&myop;	1249	PL_op = (OP *)&myop;
1160	PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);	1250	PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);
1161	}	1251	}
1162		1252
…		…
1176	PL_op = (OP *)&init_perl_op;	1266	PL_op = (OP *)&init_perl_op;
1177		1267
1178	/* copy throw, in case it was set before init_perl */	1268	/* copy throw, in case it was set before init_perl */
1179	CORO_THROW = coro->except;	1269	CORO_THROW = coro->except;
1180		1270
1181	SWAP_SVS (coro);	1271	SWAP_SVS_ENTER (coro);
1182		1272
1183	if (ecb_expect_false (enable_times))	1273	if (ecb_expect_false (enable_times))
1184	{	1274	{
1185	coro_times_update ();	1275	coro_times_update ();
1186	coro_times_sub (coro);	1276	coro_times_sub (coro);
…		…
1219		1309
1220	assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack));	1310	assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack));
1221		1311
1222	save_perl (aTHX_ current);	1312	save_perl (aTHX_ current);
1223		1313
1224	/* this will cause transfer_check to croak on block*/	1314	/* this will cause transfer_check to croak on block */
1225	SvRV_set (coro_current, (SV *)coro->hv);	1315	SvRV_set (coro_current, (SV *)coro->hv);
1226		1316
1227	load_perl (aTHX_ coro);	1317	load_perl (aTHX_ coro);
1228		1318
		1319	/* restore swapped sv's */
		1320	SWAP_SVS_LEAVE (coro);
		1321
1229	coro_unwind_stacks (aTHX);	1322	coro_unwind_stacks (aTHX);
1230
1231	/* restore swapped sv's */
1232	SWAP_SVS (coro);
1233		1323
1234	coro_destruct_stacks (aTHX);	1324	coro_destruct_stacks (aTHX);
1235		1325
1236	/* now save some sv's to be free'd later */	1326	/* now save some sv's to be free'd later */
1237	svf [0] = GvSV (PL_defgv);	1327	svf [0] = GvSV (PL_defgv);
…		…
1258		1348
1259	SvREFCNT_dec (coro->saved_deffh);	1349	SvREFCNT_dec (coro->saved_deffh);
1260	SvREFCNT_dec (coro->rouse_cb);	1350	SvREFCNT_dec (coro->rouse_cb);
1261	SvREFCNT_dec (coro->invoke_cb);	1351	SvREFCNT_dec (coro->invoke_cb);
1262	SvREFCNT_dec (coro->invoke_av);	1352	SvREFCNT_dec (coro->invoke_av);
		1353	SvREFCNT_dec (coro->on_enter_xs);
		1354	SvREFCNT_dec (coro->on_leave_xs);
1263	}	1355	}
1264	}	1356	}
1265		1357
1266	ecb_inline void	1358	ecb_inline void
1267	free_coro_mortal (pTHX)	1359	free_coro_mortal (pTHX)
…		…
1308	av_push (av, SvREFCNT_inc_NN (*bot++));	1400	av_push (av, SvREFCNT_inc_NN (*bot++));
1309		1401
1310	PL_runops = RUNOPS_DEFAULT;	1402	PL_runops = RUNOPS_DEFAULT;
1311	ENTER;	1403	ENTER;
1312	SAVETMPS;	1404	SAVETMPS;
		1405	PUSHMARK (SP);
1313	EXTEND (SP, 3);	1406	EXTEND (SP, 3);
1314	PUSHMARK (SP);
1315	PUSHs (&PL_sv_no);	1407	PUSHs (&PL_sv_no);
1316	PUSHs (fullname);	1408	PUSHs (fullname);
1317	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));	1409	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
1318	PUTBACK;	1410	PUTBACK;
1319	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);	1411	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
…		…
1330		1422
1331	if (PL_curcop != &PL_compiling)	1423	if (PL_curcop != &PL_compiling)
1332	{	1424	{
1333	SV **cb;	1425	SV **cb;
1334		1426
1335	if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB)	1427	if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0)
1336	{	1428	{
1337	PERL_CONTEXT *cx = &cxstack[cxstack_ix];	1429	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
1338		1430
1339	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)	1431	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)
1340	{	1432	{
…		…
1346	gv_efullname3 (fullname, gv, 0);	1438	gv_efullname3 (fullname, gv, 0);
1347		1439
1348	PL_runops = RUNOPS_DEFAULT;	1440	PL_runops = RUNOPS_DEFAULT;
1349	ENTER;	1441	ENTER;
1350	SAVETMPS;	1442	SAVETMPS;
		1443	PUSHMARK (SP);
1351	EXTEND (SP, 3);	1444	EXTEND (SP, 3);
1352	PUSHMARK (SP);
1353	PUSHs (&PL_sv_yes);	1445	PUSHs (&PL_sv_yes);
1354	PUSHs (fullname);	1446	PUSHs (fullname);
1355	PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);	1447	PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc (SUB_ARGARRAY)) : &PL_sv_undef);
1356	PUTBACK;	1448	PUTBACK;
1357	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);	1449	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);	1450	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
1359	SPAGAIN;	1451	SPAGAIN;
1360	FREETMPS;	1452	FREETMPS;
…		…
1370	dSP;	1462	dSP;
1371		1463
1372	PL_runops = RUNOPS_DEFAULT;	1464	PL_runops = RUNOPS_DEFAULT;
1373	ENTER;	1465	ENTER;
1374	SAVETMPS;	1466	SAVETMPS;
1375	EXTEND (SP, 3);
1376	PL_runops = RUNOPS_DEFAULT;
1377	PUSHMARK (SP);	1467	PUSHMARK (SP);
		1468	EXTEND (SP, 2);
1378	PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));	1469	PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));
1379	PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));	1470	PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));
1380	PUTBACK;	1471	PUTBACK;
1381	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0);	1472	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0);
1382	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	1473	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
…		…
1482	* coro body here, as perl_run destroys these. Likewise, we cannot catch	1573	* 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.	1574	* runtime errors here, as this is just a random interpreter, not a thread.
1484	*/	1575	*/
1485		1576
1486	/*	1577	/*
		1578	* pp_entersub in 5.24 no longer ENTERs, but perl_destruct
		1579	* requires PL_scopestack_ix, so do it here if required.
		1580	*/
		1581	if (!PL_scopestack_ix)
		1582	ENTER;
		1583
		1584	/*
1487	* If perl-run returns we assume exit() was being called or the coro	1585	* 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)	1586	* 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	1587	* reason for perl_run to return. We try to mimic whatever perl is normally
1490	* doing in that case. YMMV.	1588	* doing in that case. YMMV.
1491	*/	1589	*/
…		…
1746		1844
1747	static int	1845	static int
1748	coro_state_free (pTHX_ SV sv, MAGIC mg)	1846	coro_state_free (pTHX_ SV sv, MAGIC mg)
1749	{	1847	{
1750	struct coro coro = (struct coro )mg->mg_ptr;	1848	struct coro coro = (struct coro )mg->mg_ptr;
		1849
		1850	coro_state_destroy (aTHX_ coro);
1751	mg->mg_ptr = 0;	1851	mg->mg_ptr = 0;
1752		1852
1753	coro_state_destroy (aTHX_ coro);
1754	SvREFCNT_dec (coro->on_destroy);	1853	SvREFCNT_dec (coro->on_destroy);
1755	SvREFCNT_dec (coro->status);	1854	SvREFCNT_dec (coro->status);
1756		1855
1757	Safefree (coro);	1856	Safefree (coro);
1758		1857
…		…
1761		1860
1762	static int ecb_cold	1861	static int ecb_cold
1763	coro_state_dup (pTHX_ MAGIC mg, CLONE_PARAMS params)	1862	coro_state_dup (pTHX_ MAGIC mg, CLONE_PARAMS params)
1764	{	1863	{
1765	/* called when perl clones the current process the slow way (windows process emulation) */	1864	/* called when perl clones the current process the slow way (windows process emulation) */
1766	/* WE SIMply nuke the pointers in the copy, causing perl to croak */	1865	/* we simply nuke the pointers in the copy, causing perl to croak */
1767	mg->mg_ptr = 0;	1866	mg->mg_ptr = 0;
1768	mg->mg_virtual = 0;	1867	mg->mg_virtual = 0;
1769		1868
1770	return 0;	1869	return 0;
1771	}	1870	}
…		…
1927		2026
1928	ENTER;	2027	ENTER;
1929	SAVETMPS;	2028	SAVETMPS;
1930		2029
1931	PUSHMARK (SP);	2030	PUSHMARK (SP);
1932	XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught", 0)));	2031	XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::idle blocked itself - did you try to block inside an event loop callback? Caught", 0)));
1933	PUTBACK;	2032	PUTBACK;
1934	call_pv ("Carp::confess", G_VOID \| G_DISCARD);	2033	call_pv ("Carp::confess", G_VOID \| G_DISCARD);
1935		2034
1936	FREETMPS;	2035	FREETMPS;
1937	LEAVE;	2036	LEAVE;
…		…
2248	slf_init_terminate_cancel_common (aTHX_ frame, coro_hv);	2347	slf_init_terminate_cancel_common (aTHX_ frame, coro_hv);
2249	}	2348	}
2250	else	2349	else
2251	{	2350	{
2252	struct coro *self = SvSTATE_current;	2351	struct coro *self = SvSTATE_current;
		2352
		2353	if (!self)
		2354	croak ("Coro::cancel called outside of thread content,");
2253		2355
2254	/* otherwise we cancel directly, purely for speed reasons	2356	/* otherwise we cancel directly, purely for speed reasons
2255	* unfortunately, this requires some magic trickery, as	2357	* unfortunately, this requires some magic trickery, as
2256	* somebody else could cancel us, so we have to fight the cancellation.	2358	* somebody else could cancel us, so we have to fight the cancellation.
2257	* this is ugly, and hopefully fully worth the extra speed.	2359	* this is ugly, and hopefully fully worth the extra speed.
…		…
2290	safe_cancel (pTHX_ struct coro coro, SV *arg, int items)	2392	safe_cancel (pTHX_ struct coro coro, SV *arg, int items)
2291	{	2393	{
2292	if (coro->cctx)	2394	if (coro->cctx)
2293	croak ("coro inside C callback, unable to cancel at this time, caught");	2395	croak ("coro inside C callback, unable to cancel at this time, caught");
2294		2396
2295	if (coro->flags & CF_NEW)	2397	if (coro->flags & (CF_NEW \| CF_ZOMBIE))
2296	{	2398	{
2297	coro_set_status (aTHX_ coro, arg, items);	2399	coro_set_status (aTHX_ coro, arg, items);
2298	coro_state_destroy (aTHX_ coro);	2400	coro_state_destroy (aTHX_ coro);
2299	}	2401	}
2300	else	2402	else
…		…
2367	else	2469	else
2368	{	2470	{
2369	av_clear (GvAV (PL_defgv));	2471	av_clear (GvAV (PL_defgv));
2370	hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);	2472	hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);
2371		2473
		2474	if (ecb_expect_false (coro->swap_sv))
		2475	{
		2476	SWAP_SVS_LEAVE (coro);
		2477	SvREFCNT_dec_NN (coro->swap_sv);
		2478	coro->swap_sv = 0;
		2479	}
		2480
2372	coro->prio = 0;	2481	coro->prio = 0;
2373		2482
2374	if (coro->cctx && (coro->cctx->flags & CC_TRACE))	2483	if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE))
2375	api_trace (aTHX_ coro_current, 0);	2484	api_trace (aTHX_ coro_current, 0);
2376		2485
2377	frame->prepare = prepare_schedule;	2486	frame->prepare = prepare_schedule;
2378	av_push (av_async_pool, SvREFCNT_inc (hv));	2487	av_push (av_async_pool, SvREFCNT_inc_NN (hv));
2379	}	2488	}
2380	}	2489	}
2381	else	2490	else
2382	{	2491	{
2383	/* first iteration, simply fall through */	2492	/* first iteration, simply fall through */
…		…
2396	static void	2505	static void
2397	coro_rouse_callback (pTHX_ CV *cv)	2506	coro_rouse_callback (pTHX_ CV *cv)
2398	{	2507	{
2399	dXSARGS;	2508	dXSARGS;
2400	SV data = (SV )S_GENSUB_ARG;	2509	SV data = (SV )S_GENSUB_ARG;
		2510	SV *coro = SvRV (data);
2401		2511
		2512	/* data starts being either undef or a coro, and is replaced by the results when done */
2402	if (SvTYPE (SvRV (data)) != SVt_PVAV)	2513	if (SvTYPE (coro) != SVt_PVAV)
2403	{	2514	{
2404	/* first call, set args */	2515	/* first call, set args */
2405	SV *coro = SvRV (data);
2406	AV *av = newAV ();
2407		2516
2408	SvRV_set (data, (SV *)av);	2517	assert (&ST (0) < &ST (1)); /* ensure the stack is in the order we expect it to be */
		2518	SvRV_set (data, (SV )av_make (items, &ST (0))); / av_make copies the SVs */
2409		2519
2410	/* better take a full copy of the arguments */	2520	if (coro != &PL_sv_undef)
2411	while (items--)	2521	{
2412	av_store (av, items, newSVsv (ST (items)));
2413
2414	api_ready (aTHX_ coro);	2522	api_ready (aTHX_ coro);
2415	SvREFCNT_dec (coro);	2523	SvREFCNT_dec_NN (coro);
		2524	}
2416	}	2525	}
2417		2526
2418	XSRETURN_EMPTY;	2527	XSRETURN_EMPTY;
2419	}	2528	}
2420		2529
…		…
2437		2546
2438	EXTEND (SP, AvFILLp (av) + 1);	2547	EXTEND (SP, AvFILLp (av) + 1);
2439	for (i = 0; i <= AvFILLp (av); ++i)	2548	for (i = 0; i <= AvFILLp (av); ++i)
2440	PUSHs (sv_2mortal (AvARRAY (av)[i]));	2549	PUSHs (sv_2mortal (AvARRAY (av)[i]));
2441		2550
2442	/* we have stolen the elements, so set length to zero and free */	2551	/* we have stolen the elements, make it unreal and free */
2443	AvFILLp (av) = -1;	2552	AvREAL_off (av);
2444	av_undef (av);	2553	av_undef (av);
2445		2554
2446	PUTBACK;	2555	PUTBACK;
2447	}	2556	}
2448		2557
…		…
2473	croak ("Coro::rouse_wait called with illegal callback argument,");	2582	croak ("Coro::rouse_wait called with illegal callback argument,");
2474		2583
2475	{	2584	{
2476	CV cv = (CV )SvRV (cb); /* for S_GENSUB_ARG */	2585	CV cv = (CV )SvRV (cb); /* for S_GENSUB_ARG */
2477	SV data = (SV )S_GENSUB_ARG;	2586	SV data = (SV )S_GENSUB_ARG;
		2587	int data_ready = SvTYPE (SvRV (data)) == SVt_PVAV;
		2588
		2589	/* if there is no data, we need to store the current coro in the reference so we can be woken up */
		2590	if (!data_ready)
		2591	if (SvRV (data) != &PL_sv_undef)
		2592	croak ("Coro::rouse_wait was called on a calback that is already being waited for - only one thread can wait for a rouse callback, caught");
		2593	else
		2594	SvRV_set (data, SvREFCNT_inc_NN (SvRV (coro_current)));
2478		2595
2479	frame->data = (void *)data;	2596	frame->data = (void *)data;
2480	frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule;	2597	frame->prepare = data_ready ? prepare_nop : prepare_schedule;
2481	frame->check = slf_check_rouse_wait;	2598	frame->check = slf_check_rouse_wait;
2482	}	2599	}
2483	}	2600	}
2484		2601
2485	static SV *	2602	static SV *
2486	coro_new_rouse_cb (pTHX)	2603	coro_new_rouse_cb (pTHX)
2487	{	2604	{
2488	HV hv = (HV )SvRV (coro_current);	2605	HV hv = (HV )SvRV (coro_current);
2489	struct coro *coro = SvSTATE_hv (hv);	2606	struct coro *coro = SvSTATE_hv (hv);
2490	SV data = newRV_inc ((SV )hv);	2607	SV *data = newRV_noinc (&PL_sv_undef);
2491	SV cb = s_gensub (aTHX_ coro_rouse_callback, (void )data);	2608	SV cb = s_gensub (aTHX_ coro_rouse_callback, (void )data);
2492		2609
2493	sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0);	2610	sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0);
2494	SvREFCNT_dec (data); /* magicext increases the refcount */	2611	SvREFCNT_dec_NN (data); /* magicext increases the refcount */
2495		2612
2496	SvREFCNT_dec (coro->rouse_cb);	2613	SvREFCNT_dec (coro->rouse_cb);
2497	coro->rouse_cb = SvREFCNT_inc_NN (cb);	2614	coro->rouse_cb = SvREFCNT_inc_NN (cb);
2498		2615
2499	return cb;	2616	return cb;
…		…
2599		2716
2600	/* "undo"/cancel a running slf call - used when cancelling a coro, mainly */	2717	/* "undo"/cancel a running slf call - used when cancelling a coro, mainly */
2601	static void	2718	static void
2602	slf_destroy (pTHX_ struct coro *coro)	2719	slf_destroy (pTHX_ struct coro *coro)
2603	{	2720	{
2604	/* this callback is reserved for slf functions needing to do cleanup */	2721	struct CoroSLF frame = coro->slf_frame;
2605	if (coro->slf_frame.destroy && coro->slf_frame.prepare && !PL_dirty)
2606	coro->slf_frame.destroy (aTHX_ &coro->slf_frame);
2607		2722
2608	/*	2723	/*
2609	* The on_destroy above most likely is from an SLF call.	2724	* The on_destroy below most likely is from an SLF call.
2610	* Since by definition the SLF call will not finish when we destroy	2725	* Since by definition the SLF call will not finish when we destroy
2611	* the coro, we will have to force-finish it here, otherwise	2726	* the coro, we will have to force-finish it here, otherwise
2612	* cleanup functions cannot call SLF functions.	2727	* cleanup functions cannot call SLF functions.
2613	*/	2728	*/
2614	coro->slf_frame.prepare = 0;	2729	coro->slf_frame.prepare = 0;
		2730
		2731	/* this callback is reserved for slf functions needing to do cleanup */
		2732	if (frame.destroy && frame.prepare && !PL_dirty)
		2733	frame.destroy (aTHX_ &frame);
2615	}	2734	}
2616		2735
2617	/*	2736	/*
2618	* these not obviously related functions are all rolled into one	2737	* these not obviously related functions are all rolled into one
2619	* function to increase chances that they all will call transfer with the same	2738	* function to increase chances that they all will call transfer with the same
…		…
2802	static void	2921	static void
2803	coro_pop_on_leave (pTHX_ void *coro)	2922	coro_pop_on_leave (pTHX_ void *coro)
2804	{	2923	{
2805	SV cb = coro_avp_pop_and_free (aTHX_ &((struct coro )coro)->on_leave);	2924	SV cb = coro_avp_pop_and_free (aTHX_ &((struct coro )coro)->on_leave);
2806	on_enterleave_call (aTHX_ sv_2mortal (cb));	2925	on_enterleave_call (aTHX_ sv_2mortal (cb));
		2926	}
		2927
		2928	static void
		2929	enterleave_hook_xs (pTHX_ struct coro coro, AV avp, coro_enterleave_hook hook, void arg)
		2930	{
		2931	if (!hook)
		2932	return;
		2933
		2934	if (!*avp)
		2935	{
		2936	*avp = newAV ();
		2937	AvREAL_off (*avp);
		2938	}
		2939
		2940	av_push (avp, (SV )hook);
		2941	av_push (avp, (SV )arg);
		2942	}
		2943
		2944	static void
		2945	enterleave_unhook_xs (pTHX_ struct coro coro, AV *avp, coro_enterleave_hook hook, int execute)
		2946	{
		2947	AV av = avp;
		2948	int i;
		2949
		2950	if (!av)
		2951	return;
		2952
		2953	for (i = AvFILLp (av) - 1; i >= 0; i -= 2)
		2954	if (AvARRAY (av)[i] == (SV *)hook)
		2955	{
		2956	if (execute)
		2957	hook (aTHX_ (void *)AvARRAY (av)[i + 1]);
		2958
		2959	memmove (AvARRAY (av) + i, AvARRAY (av) + i + 2, AvFILLp (av) - i - 1);
		2960	av_pop (av);
		2961	av_pop (av);
		2962	break;
		2963	}
		2964
		2965	if (AvFILLp (av) >= 0)
		2966	{
		2967	*avp = 0;
		2968	SvREFCNT_dec_NN (av);
		2969	}
		2970	}
		2971
		2972	static void
		2973	api_enterleave_hook (pTHX_ SV coro_sv, coro_enterleave_hook enter, void enter_arg, coro_enterleave_hook leave, void *leave_arg)
		2974	{
		2975	struct coro *coro = SvSTATE (coro_sv);
		2976
		2977	if (SvSTATE_current == coro)
		2978	if (enter)
		2979	enter (aTHX_ enter_arg);
		2980
		2981	enterleave_hook_xs (aTHX_ coro, &coro->on_enter_xs, enter, enter_arg);
		2982	enterleave_hook_xs (aTHX_ coro, &coro->on_leave_xs, leave, leave_arg);
		2983	}
		2984
		2985	static void
		2986	api_enterleave_unhook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, coro_enterleave_hook leave)
		2987	{
		2988	struct coro *coro = SvSTATE (coro_sv);
		2989
		2990	enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0);
		2991	enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, SvSTATE_current == coro);
		2992	}
		2993
		2994	static void
		2995	savedestructor_unhook_enter (pTHX_ coro_enterleave_hook enter)
		2996	{
		2997	struct coro *coro = SvSTATE_current;
		2998
		2999	enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0);
		3000	}
		3001
		3002	static void
		3003	savedestructor_unhook_leave (pTHX_ coro_enterleave_hook leave)
		3004	{
		3005	struct coro *coro = SvSTATE_current;
		3006
		3007	enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, 1);
		3008	}
		3009
		3010	static void
		3011	api_enterleave_scope_hook (pTHX_ coro_enterleave_hook enter, void enter_arg, coro_enterleave_hook leave, void leave_arg)
		3012	{
		3013	api_enterleave_hook (aTHX_ coro_current, enter, enter_arg, leave, leave_arg);
		3014
		3015	/* this ought to be much cheaper than malloc + a single destructor call */
		3016	if (enter) SAVEDESTRUCTOR_X (savedestructor_unhook_enter, enter);
		3017	if (leave) SAVEDESTRUCTOR_X (savedestructor_unhook_leave, leave);
2807	}	3018	}
2808		3019
2809	/*****************************************************************************/	3020	/*****************************************************************************/
2810	/* PerlIO::cede */	3021	/* PerlIO::cede */
2811		3022
…		…
2941	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));	3152	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));
2942	PUTBACK;	3153	PUTBACK;
2943	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);	3154	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);
2944	}	3155	}
2945		3156
2946	SvREFCNT_dec (cb);	3157	SvREFCNT_dec_NN (cb);
2947	}	3158	}
2948	}	3159	}
2949		3160
2950	static void	3161	static void
2951	coro_semaphore_destroy (pTHX_ struct CoroSLF *frame)	3162	coro_semaphore_destroy (pTHX_ struct CoroSLF *frame)
…		…
2959	{	3170	{
2960	AV av = (AV )frame->data;	3171	AV av = (AV )frame->data;
2961	SV *count_sv = AvARRAY (av)[0];	3172	SV *count_sv = AvARRAY (av)[0];
2962	SV *coro_hv = SvRV (coro_current);	3173	SV *coro_hv = SvRV (coro_current);
2963		3174
		3175	frame->destroy = 0;
		3176
2964	/* if we are about to throw, don't actually acquire the lock, just throw */	3177	/* if we are about to throw, don't actually acquire the lock, just throw */
2965	if (CORO_THROW)	3178	if (ecb_expect_false (CORO_THROW))
		3179	{
		3180	/* we still might be responsible for the semaphore, so wake up others */
		3181	coro_semaphore_adjust (aTHX_ av, 0);
		3182
2966	return 0;	3183	return 0;
		3184	}
2967	else if (SvIVX (count_sv) > 0)	3185	else if (SvIVX (count_sv) > 0)
2968	{	3186	{
2969	frame->destroy = 0;
2970
2971	if (acquire)	3187	if (acquire)
2972	SvIVX (count_sv) = SvIVX (count_sv) - 1;	3188	SvIVX (count_sv) = SvIVX (count_sv) - 1;
2973	else	3189	else
2974	coro_semaphore_adjust (aTHX_ av, 0);	3190	coro_semaphore_adjust (aTHX_ av, 0);
2975		3191
…		…
3086	{	3302	{
3087	api_ready (aTHX_ cb);	3303	api_ready (aTHX_ cb);
3088	sv_setiv (cb, 0); /* signal waiter */	3304	sv_setiv (cb, 0); /* signal waiter */
3089	}	3305	}
3090		3306
3091	SvREFCNT_dec (cb);	3307	SvREFCNT_dec_NN (cb);
3092		3308
3093	--count;	3309	--count;
3094	}	3310	}
3095	}	3311	}
3096		3312
…		…
3181	}	3397	}
3182		3398
3183	av_push (state, data_sv);	3399	av_push (state, data_sv);
3184		3400
3185	api_ready (aTHX_ coro);	3401	api_ready (aTHX_ coro);
3186	SvREFCNT_dec (coro);	3402	SvREFCNT_dec_NN (coro);
3187	SvREFCNT_dec ((AV *)state);	3403	SvREFCNT_dec_NN ((AV *)state);
3188	}	3404	}
3189		3405
3190	static int	3406	static int
3191	slf_check_aio_req (pTHX_ struct CoroSLF *frame)	3407	slf_check_aio_req (pTHX_ struct CoroSLF *frame)
3192	{	3408	{
…		…
3210	errno = data->errorno;	3426	errno = data->errorno;
3211	PL_laststype = data->laststype;	3427	PL_laststype = data->laststype;
3212	PL_laststatval = data->laststatval;	3428	PL_laststatval = data->laststatval;
3213	PL_statcache = data->statcache;	3429	PL_statcache = data->statcache;
3214		3430
3215	SvREFCNT_dec (data_sv);	3431	SvREFCNT_dec_NN (data_sv);
3216	}	3432	}
3217		3433
3218	/* push result values */	3434	/* push result values */
3219	{	3435	{
3220	dSP;	3436	dSP;
…		…
3407	save = POPs; save_ptr = SvPVbyte (save, save_len);	3623	save = POPs; save_ptr = SvPVbyte (save, save_len);
3408	load = POPs; load_ptr = SvPVbyte (load, load_len);	3624	load = POPs; load_ptr = SvPVbyte (load, load_len);
3409		3625
3410	map_len = load_len + save_len + 16;	3626	map_len = load_len + save_len + 16;
3411		3627
3412	map_base = mmap (0, map_len, PROT_READ \| PROT_WRITE \| PROT_EXEC, MAP_PRIVATE \| MAP_ANONYMOUS, -1, 0);	3628	map_base = mmap (0, map_len, PROT_READ \| PROT_WRITE, MAP_PRIVATE \| MAP_ANONYMOUS, -1, 0);
3413		3629
3414	assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED));	3630	assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED));
3415		3631
3416	load_perl_slots = (load_save_perl_slots_type)map_base;	3632	load_perl_slots = (load_save_perl_slots_type)map_base;
3417	memcpy (map_base, load_ptr, load_len);	3633	memcpy (load_perl_slots, load_ptr, load_len);
3418		3634
3419	map_base += (load_len + 15) & ~15;
3420
3421	save_perl_slots = (load_save_perl_slots_type)map_base;	3635	save_perl_slots = (load_save_perl_slots_type)(map_base + ((load_len + 15) & ~15));
3422	memcpy (map_base, save_ptr, save_len);	3636	memcpy (save_perl_slots, save_ptr, save_len);
3423		3637
3424	/* we are good citizens and try to make the page read-only, so the evil evil */	3638	/* we are good citizens and try to make the page read-only, so the evil evil */
3425	/* hackers might have it a bit more difficult */	3639	/* hackers might have it a bit more difficult */
		3640	/* we do this in two steps, to potentially appease some security frameworks */
		3641	mprotect (map_base, map_len, PROT_READ);
3426	mprotect (map_base, map_len, PROT_READ \| PROT_EXEC);	3642	mprotect (map_base, map_len, PROT_READ \| PROT_EXEC);
3427		3643
3428	PUTBACK;	3644	PUTBACK;
3429	eval_pv ("undef &Coro::State::_jit", 1);	3645	eval_pv ("undef &Coro::State::_jit", 1);
3430	}	3646	}
…		…
3435		3651
3436	PROTOTYPES: DISABLE	3652	PROTOTYPES: DISABLE
3437		3653
3438	BOOT:	3654	BOOT:
3439	{	3655	{
		3656	#define VARx(name,expr,type) if (sizeof (type) < sizeof (expr)) croak ("FATAL: Coro thread context slot '" # name "' too small for this version of perl.");
		3657	#include "state.h"
3440	#ifdef USE_ITHREADS	3658	#ifdef USE_ITHREADS
3441	# if CORO_PTHREAD	3659	# if CORO_PTHREAD
3442	coro_thx = PERL_GET_CONTEXT;	3660	coro_thx = PERL_GET_CONTEXT;
3443	# endif	3661	# endif
3444	#endif	3662	#endif
…		…
3452	cctx_current = cctx_new_empty ();	3670	cctx_current = cctx_new_empty ();
3453		3671
3454	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	3672	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
3455	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	3673	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
3456		3674
3457	orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get;	3675	{
3458	orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set;	3676	/*
3459	orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr;	3677	* we provide a vtbvl for %SIG magic that replaces PL_vtbl_sig
		3678	* by coro_sig_vtbl in hash values.
		3679	*/
		3680	MAGIC mg = mg_find ((SV )GvHV (gv_fetchpv ("SIG", GV_ADD \| GV_NOTQUAL, SVt_PVHV)), PERL_MAGIC_sig);
		3681
		3682	/* this only works if perl doesn't have a vtbl for %SIG */
		3683	assert (!mg->mg_virtual);
		3684
		3685	/*
		3686	* The irony is that the perl API itself asserts that mg_virtual
		3687	* must be non-const, yet perl5porters insisted on marking their
		3688	* vtbls as read-only, just to thwart perl modules from patching
		3689	* them.
		3690	*/
		3691	mg->mg_virtual = (MGVTBL *)&coro_sig_vtbl;
		3692	mg->mg_flags \|= MGf_COPY;
		3693
		3694	coro_sigelem_vtbl = PL_vtbl_sigelem;
		3695	coro_sigelem_vtbl.svt_get = coro_sigelem_get;
		3696	coro_sigelem_vtbl.svt_set = coro_sigelem_set;
		3697	coro_sigelem_vtbl.svt_clear = coro_sigelem_clr;
		3698	}
3460		3699
3461	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
3462	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));	3700	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
3463	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));	3701	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
3464		3702
3465	coro_state_stash = gv_stashpv ("Coro::State", TRUE);	3703	coro_state_stash = gv_stashpv ("Coro::State", TRUE);
		3704
		3705	newCONSTSUB (coro_state_stash, "BACKEND", newSVpv (CORO_BACKEND, 0)); /* undocumented */
3466		3706
3467	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));	3707	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
3468	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));	3708	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
3469	newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE));	3709	newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE));
3470	newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL));	3710	newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL));
…		…
3595	call (Coro::State coro, SV *coderef)	3835	call (Coro::State coro, SV *coderef)
3596	ALIAS:	3836	ALIAS:
3597	eval = 1	3837	eval = 1
3598	CODE:	3838	CODE:
3599	{	3839	{
		3840	struct coro *current = SvSTATE_current;
		3841
3600	if (coro->mainstack && ((coro->flags & CF_RUNNING) \|\| coro->slot))	3842	if ((coro == current) \|\| (coro->mainstack && ((coro->flags & CF_RUNNING) \|\| coro->slot)))
3601	{	3843	{
3602	struct coro *current = SvSTATE_current;
3603	struct CoroSLF slf_save;	3844	struct CoroSLF slf_save;
3604		3845
3605	if (current != coro)	3846	if (current != coro)
3606	{	3847	{
3607	PUTBACK;	3848	PUTBACK;
…		…
3772	if (ecb_expect_false (current == self))	4013	if (ecb_expect_false (current == self))
3773	coro_times_sub (SvSTATE (coro_current));	4014	coro_times_sub (SvSTATE (coro_current));
3774	}	4015	}
3775		4016
3776	void	4017	void
3777	swap_sv (Coro::State coro, SV sv, SV swapsv)	4018	swap_sv (Coro::State coro, SV sva, SV svb)
3778	CODE:	4019	CODE:
3779	{	4020	{
3780	struct coro *current = SvSTATE_current;	4021	struct coro *current = SvSTATE_current;
		4022	AV *swap_sv;
		4023	int i;
		4024
		4025	sva = SvRV (sva);
		4026	svb = SvRV (svb);
3781		4027
3782	if (current == coro)	4028	if (current == coro)
3783	SWAP_SVS (current);	4029	SWAP_SVS_LEAVE (current);
3784		4030
3785	if (!coro->swap_sv)	4031	if (!coro->swap_sv)
3786	coro->swap_sv = newAV ();	4032	coro->swap_sv = newAV ();
3787		4033
		4034	swap_sv = coro->swap_sv;
		4035
		4036	for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2)
		4037	{
		4038	SV *a = AvARRAY (swap_sv)[i ];
		4039	SV *b = AvARRAY (swap_sv)[i + 1];
		4040
		4041	if (a == sva && b == svb)
		4042	{
		4043	SvREFCNT_dec_NN (a);
		4044	SvREFCNT_dec_NN (b);
		4045
		4046	for (; i <= AvFILLp (swap_sv) - 2; i++)
		4047	AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2];
		4048
		4049	AvFILLp (swap_sv) -= 2;
		4050
		4051	goto removed;
		4052	}
		4053	}
		4054
3788	av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv )));	4055	av_push (swap_sv, SvREFCNT_inc_NN (sva));
3789	av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv)));	4056	av_push (swap_sv, SvREFCNT_inc_NN (svb));
		4057
		4058	removed:
3790		4059
3791	if (current == coro)	4060	if (current == coro)
3792	SWAP_SVS (current);	4061	SWAP_SVS_ENTER (current);
3793	}	4062	}
3794		4063
3795		4064
3796	MODULE = Coro::State PACKAGE = Coro	4065	MODULE = Coro::State PACKAGE = Coro
3797		4066
3798	BOOT:	4067	BOOT:
3799	{	4068	{
		4069	if (SVt_LAST > 32)
		4070	croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment");
		4071
3800	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	4072	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
3801	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	4073	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
3802	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);	4074	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);
3803	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);	4075	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);
3804	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);	4076	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
…		…
3830	coroapi.ready = api_ready;	4102	coroapi.ready = api_ready;
3831	coroapi.is_ready = api_is_ready;	4103	coroapi.is_ready = api_is_ready;
3832	coroapi.nready = coro_nready;	4104	coroapi.nready = coro_nready;
3833	coroapi.current = coro_current;	4105	coroapi.current = coro_current;
3834		4106
		4107	coroapi.enterleave_hook = api_enterleave_hook;
		4108	coroapi.enterleave_unhook = api_enterleave_unhook;
		4109	coroapi.enterleave_scope_hook = api_enterleave_scope_hook;
		4110
3835	/GCoroAPI = &coroapi;/	4111	/GCoroAPI = &coroapi;/
3836	sv_setiv (sv, (IV)&coroapi);	4112	sv_setiv (sv, PTR2IV (&coroapi));
3837	SvREADONLY_on (sv);	4113	SvREADONLY_on (sv);
3838	}	4114	}
3839	}	4115	}
3840		4116
3841	SV *	4117	SV *
…		…
3904		4180
3905	void	4181	void
3906	_set_current (SV *current)	4182	_set_current (SV *current)
3907	PROTOTYPE: $	4183	PROTOTYPE: $
3908	CODE:	4184	CODE:
3909	SvREFCNT_dec (SvRV (coro_current));	4185	SvREFCNT_dec_NN (SvRV (coro_current));
3910	SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));	4186	SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));
3911		4187
3912	void	4188	void
3913	_set_readyhook (SV *hook)	4189	_set_readyhook (SV *hook)
3914	PROTOTYPE: $	4190	PROTOTYPE: $
…		…
3998		4274
3999	if ((SV *)hv == &PL_sv_undef)	4275	if ((SV *)hv == &PL_sv_undef)
4000	{	4276	{
4001	SV sv = coro_new (aTHX_ coro_stash, (SV *)&cv_pool_handler, 1, 1);	4277	SV sv = coro_new (aTHX_ coro_stash, (SV *)&cv_pool_handler, 1, 1);
4002	hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));	4278	hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));
4003	SvREFCNT_dec (sv);	4279	SvREFCNT_dec_NN (sv);
4004	}	4280	}
4005		4281
4006	{	4282	{
4007	struct coro *coro = SvSTATE_hv (hv);	4283	struct coro *coro = SvSTATE_hv (hv);
4008		4284
…		…
4015	api_ready (aTHX_ (SV *)hv);	4291	api_ready (aTHX_ (SV *)hv);
4016		4292
4017	if (GIMME_V != G_VOID)	4293	if (GIMME_V != G_VOID)
4018	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));	4294	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
4019	else	4295	else
4020	SvREFCNT_dec (hv);	4296	SvREFCNT_dec_NN (hv);
4021	}	4297	}
4022		4298
4023	SV *	4299	SV *
4024	rouse_cb ()	4300	rouse_cb ()
4025	PROTOTYPE:	4301	PROTOTYPE:
…		…
4104	RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]);	4380	RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]);
4105	OUTPUT:	4381	OUTPUT:
4106	RETVAL	4382	RETVAL
4107		4383
4108	void	4384	void
4109	up (SV *self, int adjust = 1)	4385	up (SV *self)
4110	ALIAS:
4111	adjust = 1
4112	CODE:	4386	CODE:
		4387	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1);
		4388
		4389	void
		4390	adjust (SV *self, int adjust)
		4391	CODE:
4113	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1);	4392	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust);
4114		4393
4115	void	4394	void
4116	down (...)	4395	down (...)
4117	CODE:	4396	CODE:
4118	CORO_EXECUTE_SLF_XS (slf_init_semaphore_down);	4397	CORO_EXECUTE_SLF_XS (slf_init_semaphore_down);

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Comparing Coro/Coro/State.xs (file contents): Revision 1.440 by root, Sat Feb 22 14:12:45 2014 UTC vs. Revision 1.481 by root, Thu Aug 19 22:43:02 2021 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.440 by root, Sat Feb 22 14:12:45 2014 UTC vs.
Revision 1.481 by root, Thu Aug 19 22:43:02 2021 UTC