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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.429 by root, Fri Dec 7 14:21:09 2012 UTC vs.
Revision 1.478 by root, Mon Mar 16 11:12:52 2020 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"
…		…
14	#include "perliol.h"	34	#include "perliol.h"
15		35
16	#include "schmorp.h"	36	#include "schmorp.h"
17		37
18	#define ECB_NO_THREADS 1	38	#define ECB_NO_THREADS 1
		39	#define ECB_NO_LIBM 1
19	#include "ecb.h"	40	#include "ecb.h"
20		41
21	#include <stddef.h>	42	#include <stddef.h>
22	#include <stdio.h>	43	#include <stdio.h>
23	#include <errno.h>	44	#include <errno.h>
24	#include <assert.h>	45	#include <assert.h>
25		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
		54
26	#ifndef SVs_PADSTALE	55	#ifndef SVs_PADSTALE
27	# define SVs_PADSTALE 0	56	# define SVs_PADSTALE 0
28	#endif	57	#endif
29		58
30	#ifdef PadARRAY	59	#ifdef PadARRAY
31	# define NEWPADAPI	60	# define NEWPADAPI 1
32	# define newPADLIST(var) (Newz (0, var, 1, PADLIST), Newx (PadlistARRAY (var), 2, PAD *))	61	# define newPADLIST(var) (Newz (0, var, 1, PADLIST), Newx (PadlistARRAY (var), 2, PAD *))
33	#else	62	#else
34	typedef AV PADNAMELIST;	63	typedef AV PADNAMELIST;
35	# if !PERL_VERSION_ATLEAST(5,8,0)	64	# if !PERL_VERSION_ATLEAST(5,8,0)
36	typedef AV PADLIST;	65	typedef AV PADLIST;
…		…
41	# define PadlistNAMES(pl) (*PadlistARRAY (pl))	70	# define PadlistNAMES(pl) (*PadlistARRAY (pl))
42	# define PadARRAY AvARRAY	71	# define PadARRAY AvARRAY
43	# define PadMAX AvFILLp	72	# define PadMAX AvFILLp
44	# define newPADLIST(var) ((var) = newAV (), av_extend (var, 1))	73	# define newPADLIST(var) ((var) = newAV (), av_extend (var, 1))
45	#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
		81
		82	/* 5.19.something has replaced SVt_BIND by SVt_INVLIST */
		83	/* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */
		84	#if PERL_VERSION_ATLEAST(5,19,0)
		85	# define SVt_BIND SVt_IV
		86	#endif
46		87
47	#if defined(_WIN32)	88	#if defined(_WIN32)
48	# undef HAS_GETTIMEOFDAY	89	# undef HAS_GETTIMEOFDAY
49	# undef setjmp	90	# undef setjmp
50	# undef longjmp	91	# undef longjmp
…		…
95	# define CORO_CLOCK_MONOTONIC 1	136	# define CORO_CLOCK_MONOTONIC 1
96	# define CORO_CLOCK_THREAD_CPUTIME_ID 3	137	# define CORO_CLOCK_THREAD_CPUTIME_ID 3
97	# endif	138	# endif
98	#endif	139	#endif
99		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
100	static double (nvtime)(); / so why doesn't it take void? */	159	static double (nvtime)(); / so why doesn't it take void? */
101	static void (*u2time)(pTHX_ UV ret[2]);	160	static void (*u2time)(pTHX_ UV ret[2]);
102		161
103	/* we hijack an hopefully unused CV flag for our purposes */	162	/* we hijack an hopefully unused CV flag for our purposes */
104	#define CVf_SLF 0x4000	163	#define CVf_SLF 0x4000
…		…
119		178
120	static GV irsgv; / $/ */	179	static GV irsgv; / $/ */
121	static GV stdoutgv; / STDOUT /	180	static GV stdoutgv; / STDOUT /
122	static SV *rv_diehook;	181	static SV *rv_diehook;
123	static SV *rv_warnhook;	182	static SV *rv_warnhook;
124	static HV hv_sig; / %SIG */
125		183
126	/* async_pool helper stuff */	184	/* async_pool helper stuff */
127	static SV *sv_pool_rss;	185	static SV *sv_pool_rss;
128	static SV *sv_pool_size;	186	static SV *sv_pool_size;
129	static SV sv_async_pool_idle; / description string */	187	static SV sv_async_pool_idle; / description string */
…		…
225	int usecount; /* number of transfers to this coro */	283	int usecount; /* number of transfers to this coro */
226		284
227	/* coro process data */	285	/* coro process data */
228	int prio;	286	int prio;
229	SV except; / exception to be thrown */	287	SV except; / exception to be thrown */
230	SV rouse_cb; / last rouse callback */	288	SV rouse_cb; / most recently created rouse callback */
231	AV on_destroy; / callbacks or coros to notify on destroy */	289	AV on_destroy; / callbacks or coros to notify on destroy */
232	AV status; / the exit status list */	290	AV status; / the exit status list */
233		291
234	/* async_pool */	292	/* async_pool */
235	SV *saved_deffh;	293	SV *saved_deffh;
236	SV *invoke_cb;	294	SV *invoke_cb;
237	AV *invoke_av;	295	AV *invoke_av;
238		296
239	/* on_enter/on_leave */	297	/* on_enter/on_leave */
240	AV *on_enter;	298	AV on_enter; AV on_enter_xs;
241	AV *on_leave;	299	AV on_leave; AV on_leave_xs;
242		300
243	/* swap_sv */	301	/* swap_sv */
244	AV *swap_sv;	302	AV *swap_sv;
245		303
246	/* times */	304	/* times */
…		…
279		337
280	#if CORO_JIT	338	#if CORO_JIT
281	/* APPLE doesn't have mmap though */	339	/* APPLE doesn't have mmap though */
282	#define CORO_JIT_UNIXY (__linux \|\| __FreeBSD__ \|\| __OpenBSD__ \|\| __NetBSD__ \|\| __solaris \|\| __APPLE__)	340	#define CORO_JIT_UNIXY (__linux \|\| __FreeBSD__ \|\| __OpenBSD__ \|\| __NetBSD__ \|\| __solaris \|\| __APPLE__)
283	#ifndef CORO_JIT_TYPE	341	#ifndef CORO_JIT_TYPE
284	#if __x86_64 && CORO_JIT_UNIXY	342	#if ECB_AMD64 && CORO_JIT_UNIXY
285	#define CORO_JIT_TYPE "amd64-unix"	343	#define CORO_JIT_TYPE "amd64-unix"
286	#elif __i386 && CORO_JIT_UNIXY	344	#elif __i386 && CORO_JIT_UNIXY
287	#define CORO_JIT_TYPE "x86-unix"	345	#define CORO_JIT_TYPE "x86-unix"
288	#endif	346	#endif
289	#endif	347	#endif
…		…
482		540
483	return 0;	541	return 0;
484	}	542	}
485		543
486	ecb_inline struct coro *	544	ecb_inline struct coro *
487	SvSTATE_ (pTHX_ SV *coro)	545	SvSTATE_ (pTHX_ SV *coro_sv)
488	{	546	{
489	MAGIC *mg;	547	MAGIC *mg;
490		548
491	if (SvROK (coro))	549	if (SvROK (coro_sv))
492	coro = SvRV (coro);	550	coro_sv = SvRV (coro_sv);
493		551
494	mg = SvSTATEhv_p (aTHX_ coro);	552	mg = SvSTATEhv_p (aTHX_ coro_sv);
495	if (!mg)	553	if (!mg)
496	croak ("Coro::State object required");	554	croak ("Coro::State object required");
497		555
498	return (struct coro *)mg->mg_ptr;	556	return (struct coro *)mg->mg_ptr;
499	}	557	}
…		…
510	ecb_inline PADLIST *	568	ecb_inline PADLIST *
511	coro_derive_padlist (pTHX_ CV *cv)	569	coro_derive_padlist (pTHX_ CV *cv)
512	{	570	{
513	PADLIST *padlist = CvPADLIST (cv);	571	PADLIST *padlist = CvPADLIST (cv);
514	PADLIST *newpadlist;	572	PADLIST *newpadlist;
		573	PADNAMELIST *padnames;
515	PAD *newpad;	574	PAD *newpad;
516	PADOFFSET const off = PadlistMAX (padlist) + 1;	575	PADOFFSET off = PadlistMAX (padlist) + 1;
517		576
518	newPADLIST(newpadlist);	577	#if NEWPADAPI
519	#if !PERL_VERSION_ATLEAST(5,15,3)	578
520	/* Padlists are AvREAL as of 5.15.3. See perl bug #98092 and perl commit 7d953ba. */	579	/* if we had the original CvDEPTH, we might be able to steal the CvDEPTH+1 entry instead */
521	AvREAL_off (newpadlist);	580	/* 20131102194744.GA6705@schmorp.de, 20131102195825.2013.qmail@lists-nntp.develooper.com */
522	#endif	581	while (!PadlistARRAY (padlist)[off - 1])
		582	--off;
		583
		584	Perl_pad_push (aTHX_ padlist, off);
		585
		586	newpad = PadlistARRAY (padlist)[off];
		587	PadlistARRAY (padlist)[off] = 0;
		588
		589	#else
		590
523	#if PERL_VERSION_ATLEAST (5,10,0)	591	#if PERL_VERSION_ATLEAST (5,10,0)
524	Perl_pad_push (aTHX_ padlist, off);	592	Perl_pad_push (aTHX_ padlist, off);
525	#else	593	#else
526	Perl_pad_push (aTHX_ padlist, off, 1);	594	Perl_pad_push (aTHX_ padlist, off, 1);
527	#endif	595	#endif
		596
528	newpad = PadlistARRAY (padlist)[off];	597	newpad = PadlistARRAY (padlist)[off];
529	PadlistMAX (padlist) = off - 1;	598	PadlistMAX (padlist) = off - 1;
530		599
		600	#endif
		601
		602	newPADLIST (newpadlist);
		603	#if !PERL_VERSION_ATLEAST(5,15,3)
		604	/* Padlists are AvREAL as of 5.15.3. See perl bug #98092 and perl commit 7d953ba. */
		605	AvREAL_off (newpadlist);
		606	#endif
		607
531	/* Already extended to 2 elements by newPADLIST. */	608	/* Already extended to 2 elements by newPADLIST. */
532	PadlistMAX (newpadlist) = 1;	609	PadlistMAX (newpadlist) = 1;
533	PadlistNAMES (newpadlist) = (PADNAMELIST *)SvREFCNT_inc_NN (PadlistNAMES (padlist));	610
		611	padnames = PadlistNAMES (padlist);
		612	++PadnamelistREFCNT (padnames);
		613	PadlistNAMES (newpadlist) = padnames;
		614
534	PadlistARRAY (newpadlist)[1] = newpad;	615	PadlistARRAY (newpadlist)[1] = newpad;
535		616
536	return newpadlist;	617	return newpadlist;
537	}	618	}
538		619
…		…
546		627
547	while (i > 0) /* special-case index 0 */	628	while (i > 0) /* special-case index 0 */
548	{	629	{
549	/* we try to be extra-careful here */	630	/* we try to be extra-careful here */
550	PAD *pad = PadlistARRAY (padlist)[i--];	631	PAD *pad = PadlistARRAY (padlist)[i--];
		632
		633	if (pad)
		634	{
551	I32 j = PadMAX (pad);	635	I32 j = PadMAX (pad);
552		636
553	while (j >= 0)	637	while (j >= 0)
554	SvREFCNT_dec (PadARRAY (pad)[j--]);	638	SvREFCNT_dec (PadARRAY (pad)[j--]);
555		639
556	PadMAX (pad) = -1;	640	PadMAX (pad) = -1;
557	SvREFCNT_dec (pad);	641	SvREFCNT_dec (pad);
		642	}
558	}	643	}
559		644
560	SvREFCNT_dec (PadlistNAMES (padlist));	645	PadnamelistREFCNT_dec (PadlistNAMES (padlist));
561		646
562	#ifdef NEWPADAPI	647	#if NEWPADAPI
563	Safefree (PadlistARRAY (padlist));	648	Safefree (PadlistARRAY (padlist));
564	Safefree (padlist);	649	Safefree (padlist);
565	#else	650	#else
566	AvFILLp (padlist) = -1;	651	AvFILLp (padlist) = -1;
567	AvREAL_off (padlist);	652	AvREAL_off (padlist);
…		…
661	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;
662		747
663	/* 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,
664	* 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.
665	*/	750	*/
666	#define svany_in_head(type) \	751	U32 svany_in_head_set = (1 << SVt_NULL) \| (1 << SVt_BIND) \| (1 << SVt_IV) \| (1 << SVt_RV);
667	(((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)))
668		757
669	if (svany_in_head (SvTYPE (a)))	758	if (svany_in_head (SvTYPE (a)))
670	SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a);	759	SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a);
671		760
672	if (svany_in_head (SvTYPE (b)))	761	if (svany_in_head (SvTYPE (b)))
…		…
675	#endif	764	#endif
676	}	765	}
677		766
678	/* swap sv heads, at least logically */	767	/* swap sv heads, at least logically */
679	static void	768	static void
680	swap_svs (pTHX_ Coro__State c)	769	swap_svs_enter (pTHX_ Coro__State c)
681	{	770	{
682	int i;	771	int i;
683		772
684	for (i = 0; i <= AvFILLp (c->swap_sv); i += 2)	773	for (i = 0; i <= AvFILLp (c->swap_sv); i += 2)
685	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]);
686	}	775	}
687		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
688	#define SWAP_SVS(coro) \	786	#define SWAP_SVS_ENTER(coro) \
689	if (ecb_expect_false ((coro)->swap_sv)) \	787	if (ecb_expect_false ((coro)->swap_sv)) \
690	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))
691		793
692	static void	794	static void
693	on_enterleave_call (pTHX_ SV *cb);	795	on_enterleave_call (pTHX_ SV *cb);
694		796
695	static void	797	static void
…		…
740		842
741	for (i = 0; i <= AvFILLp (c->on_enter); ++i)	843	for (i = 0; i <= AvFILLp (c->on_enter); ++i)
742	on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]);	844	on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]);
743	}	845	}
744		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
745	SWAP_SVS (c);	855	SWAP_SVS_ENTER (c);
746	}	856	}
747		857
748	static void	858	static void
749	save_perl (pTHX_ Coro__State c)	859	save_perl (pTHX_ Coro__State c)
750	{	860	{
751	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	}
752		870
753	if (ecb_expect_false (c->on_leave))	871	if (ecb_expect_false (c->on_leave))
754	{	872	{
755	int i;	873	int i;
756		874
…		…
883	#endif	1001	#endif
884		1002
885	New(54,PL_savestack,24,ANY);	1003	New(54,PL_savestack,24,ANY);
886	PL_savestack_ix = 0;	1004	PL_savestack_ix = 0;
887	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
888		1011
889	#if !PERL_VERSION_ATLEAST (5,10,0)	1012	#if !PERL_VERSION_ATLEAST (5,10,0)
890	New(54,PL_retstack,4,OP*);	1013	New(54,PL_retstack,4,OP*);
891	PL_retstack_ix = 0;	1014	PL_retstack_ix = 0;
892	PL_retstack_max = 4;	1015	PL_retstack_max = 4;
…		…
958	}	1081	}
959		1082
960	return rss;	1083	return rss;
961	}	1084	}
962		1085
963	/ coroutine stack handling **********************************************/	1086	/ provide custom get/set/clear methods for %SIG elements ****************/
964
965	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);
966	static int (orig_sigelem_set) (pTHX_ SV sv, MAGIC *mg);
967	static int (orig_sigelem_clr) (pTHX_ SV sv, MAGIC *mg);
968		1087
969	/* apparently < 5.8.8 */	1088	/* apparently < 5.8.8 */
970	#ifndef MgPV_nolen_const	1089	#ifndef MgPV_nolen_const
971	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \	1090	#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
972	SvPV_nolen((SV*)((mg)->mg_ptr)) : \	1091	SvPV_nolen((SV*)((mg)->mg_ptr)) : \
973	(const char*)(mg)->mg_ptr)	1092	(const char*)(mg)->mg_ptr)
974	#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	};
975		1122
976	/*	1123	/*
977	* This overrides the default magic get method of %SIG elements.	1124	* This overrides the default magic get method of %SIG elements.
978	* 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
979	* 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),
…		…
981	*/	1128	*/
982	static int ecb_cold	1129	static int ecb_cold
983	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)	1130	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)
984	{	1131	{
985	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;
986		1135
987	if (*s == '_')	1136	SV *ssv;
988	{
989	SV **svp = 0;
990		1137
991	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
992	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
993
994	if (svp)	1138	if (!*svp)
995	{
996	SV *ssv;
997
998	if (!*svp)
999	ssv = &PL_sv_undef;	1139	ssv = &PL_sv_undef;
1000	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. */
1001	ssv = sv_2mortal (newRV_inc (*svp));	1141	ssv = sv_2mortal (newRV_inc (*svp));
1002	else	1142	else
1003	ssv = *svp;	1143	ssv = *svp;
1004		1144
1005	sv_setsv (sv, ssv);	1145	sv_setsv (sv, ssv);
1006	return 0;	1146	return 0;
1007	}
1008	}
1009
1010	return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
1011	}	1147	}
1012		1148
1013	static int ecb_cold	1149	static int ecb_cold
1014	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)	1150	coro_sigelem_clr (pTHX_ SV sv, MAGIC mg)
1015	{	1151	{
1016	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;
1017		1155
1018	if (*s == '_')
1019	{
1020	SV **svp = 0;
1021
1022	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1023	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1024
1025	if (svp)
1026	{
1027	SV old = svp;	1156	SV old = svp;
1028	*svp = 0;	1157	*svp = 0;
1029	SvREFCNT_dec (old);	1158	SvREFCNT_dec (old);
1030	return 0;	1159	return 0;
1031	}
1032	}
1033
1034	return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
1035	}	1160	}
1036		1161
1037	static int ecb_cold	1162	static int ecb_cold
1038	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)	1163	coro_sigelem_set (pTHX_ SV sv, MAGIC mg)
1039	{	1164	{
1040	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;
1041		1168
1042	if (*s == '_')
1043	{
1044	SV **svp = 0;
1045
1046	if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1047	if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1048
1049	if (svp)
1050	{
1051	SV old = svp;	1169	SV old = svp;
1052	*svp = SvOK (sv) ? newSVsv (sv) : 0;	1170	*svp = SvOK (sv) ? newSVsv (sv) : 0;
1053	SvREFCNT_dec (old);	1171	SvREFCNT_dec (old);
1054	return 0;	1172	return 0;
1055	}
1056	}
1057
1058	return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
1059	}	1173	}
1060		1174
1061	static void	1175	static void
1062	prepare_nop (pTHX_ struct coro_transfer_args *ta)	1176	prepare_nop (pTHX_ struct coro_transfer_args *ta)
1063	{	1177	{
…		…
1074	static int	1188	static int
1075	slf_check_repeat (pTHX_ struct CoroSLF *frame)	1189	slf_check_repeat (pTHX_ struct CoroSLF *frame)
1076	{	1190	{
1077	return 1;	1191	return 1;
1078	}	1192	}
		1193
		1194	/ coroutine stack handling **********************************************/
1079		1195
1080	static UNOP init_perl_op;	1196	static UNOP init_perl_op;
1081		1197
1082	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 */
1083	init_perl (pTHX_ struct coro *coro)	1199	init_perl (pTHX_ struct coro *coro)
…		…
1109		1225
1110	GvSV (PL_defgv) = newSV (0);	1226	GvSV (PL_defgv) = newSV (0);
1111	GvAV (PL_defgv) = coro->args; coro->args = 0;	1227	GvAV (PL_defgv) = coro->args; coro->args = 0;
1112	GvSV (PL_errgv) = newSV (0);	1228	GvSV (PL_errgv) = newSV (0);
1113	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);
1114	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
1115	PL_rs = newSVsv (GvSV (irsgv));	1234	PL_rs = newSVsv (GvSV (irsgv));
1116	PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);	1235	PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);
1117		1236
1118	{	1237	{
1119	dSP;	1238	dSP;
…		…
1123	myop.op_next = Nullop;	1242	myop.op_next = Nullop;
1124	myop.op_type = OP_ENTERSUB;	1243	myop.op_type = OP_ENTERSUB;
1125	myop.op_flags = OPf_WANT_VOID;	1244	myop.op_flags = OPf_WANT_VOID;
1126		1245
1127	PUSHMARK (SP);	1246	PUSHMARK (SP);
1128	PUSHs ((SV *)coro->startcv);	1247	XPUSHs ((SV *)coro->startcv);
1129	PUTBACK;	1248	PUTBACK;
1130	PL_op = (OP *)&myop;	1249	PL_op = (OP *)&myop;
1131	PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);	1250	PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);
1132	}	1251	}
1133		1252
…		…
1147	PL_op = (OP *)&init_perl_op;	1266	PL_op = (OP *)&init_perl_op;
1148		1267
1149	/* copy throw, in case it was set before init_perl */	1268	/* copy throw, in case it was set before init_perl */
1150	CORO_THROW = coro->except;	1269	CORO_THROW = coro->except;
1151		1270
1152	SWAP_SVS (coro);	1271	SWAP_SVS_ENTER (coro);
1153		1272
1154	if (ecb_expect_false (enable_times))	1273	if (ecb_expect_false (enable_times))
1155	{	1274	{
1156	coro_times_update ();	1275	coro_times_update ();
1157	coro_times_sub (coro);	1276	coro_times_sub (coro);
…		…
1195	/* this will cause transfer_check to croak on block*/	1314	/* this will cause transfer_check to croak on block*/
1196	SvRV_set (coro_current, (SV *)coro->hv);	1315	SvRV_set (coro_current, (SV *)coro->hv);
1197		1316
1198	load_perl (aTHX_ coro);	1317	load_perl (aTHX_ coro);
1199		1318
		1319	/* restore swapped sv's */
		1320	SWAP_SVS_LEAVE (coro);
		1321
1200	coro_unwind_stacks (aTHX);	1322	coro_unwind_stacks (aTHX);
1201
1202	/* restore swapped sv's */
1203	SWAP_SVS (coro);
1204		1323
1205	coro_destruct_stacks (aTHX);	1324	coro_destruct_stacks (aTHX);
1206		1325
1207	/* now save some sv's to be free'd later */	1326	/* now save some sv's to be free'd later */
1208	svf [0] = GvSV (PL_defgv);	1327	svf [0] = GvSV (PL_defgv);
…		…
1229		1348
1230	SvREFCNT_dec (coro->saved_deffh);	1349	SvREFCNT_dec (coro->saved_deffh);
1231	SvREFCNT_dec (coro->rouse_cb);	1350	SvREFCNT_dec (coro->rouse_cb);
1232	SvREFCNT_dec (coro->invoke_cb);	1351	SvREFCNT_dec (coro->invoke_cb);
1233	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);
1234	}	1355	}
1235	}	1356	}
1236		1357
1237	ecb_inline void	1358	ecb_inline void
1238	free_coro_mortal (pTHX)	1359	free_coro_mortal (pTHX)
…		…
1279	av_push (av, SvREFCNT_inc_NN (*bot++));	1400	av_push (av, SvREFCNT_inc_NN (*bot++));
1280		1401
1281	PL_runops = RUNOPS_DEFAULT;	1402	PL_runops = RUNOPS_DEFAULT;
1282	ENTER;	1403	ENTER;
1283	SAVETMPS;	1404	SAVETMPS;
		1405	PUSHMARK (SP);
1284	EXTEND (SP, 3);	1406	EXTEND (SP, 3);
1285	PUSHMARK (SP);
1286	PUSHs (&PL_sv_no);	1407	PUSHs (&PL_sv_no);
1287	PUSHs (fullname);	1408	PUSHs (fullname);
1288	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));	1409	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
1289	PUTBACK;	1410	PUTBACK;
1290	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);
…		…
1301		1422
1302	if (PL_curcop != &PL_compiling)	1423	if (PL_curcop != &PL_compiling)
1303	{	1424	{
1304	SV **cb;	1425	SV **cb;
1305		1426
1306	if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB)	1427	if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0)
1307	{	1428	{
1308	PERL_CONTEXT *cx = &cxstack[cxstack_ix];	1429	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
1309		1430
1310	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)	1431	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)
1311	{	1432	{
…		…
1317	gv_efullname3 (fullname, gv, 0);	1438	gv_efullname3 (fullname, gv, 0);
1318		1439
1319	PL_runops = RUNOPS_DEFAULT;	1440	PL_runops = RUNOPS_DEFAULT;
1320	ENTER;	1441	ENTER;
1321	SAVETMPS;	1442	SAVETMPS;
		1443	PUSHMARK (SP);
1322	EXTEND (SP, 3);	1444	EXTEND (SP, 3);
1323	PUSHMARK (SP);
1324	PUSHs (&PL_sv_yes);	1445	PUSHs (&PL_sv_yes);
1325	PUSHs (fullname);	1446	PUSHs (fullname);
1326	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);
1327	PUTBACK;	1448	PUTBACK;
1328	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);
1329	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);
1330	SPAGAIN;	1451	SPAGAIN;
1331	FREETMPS;	1452	FREETMPS;
…		…
1341	dSP;	1462	dSP;
1342		1463
1343	PL_runops = RUNOPS_DEFAULT;	1464	PL_runops = RUNOPS_DEFAULT;
1344	ENTER;	1465	ENTER;
1345	SAVETMPS;	1466	SAVETMPS;
1346	EXTEND (SP, 3);
1347	PL_runops = RUNOPS_DEFAULT;
1348	PUSHMARK (SP);	1467	PUSHMARK (SP);
		1468	EXTEND (SP, 2);
1349	PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));	1469	PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));
1350	PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));	1470	PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));
1351	PUTBACK;	1471	PUTBACK;
1352	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);
1353	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);
…		…
1453	* 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
1454	* 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.
1455	*/	1575	*/
1456		1576
1457	/*	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	/*
1458	* 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
1459	* 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)
1460	* 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
1461	* doing in that case. YMMV.	1588	* doing in that case. YMMV.
1462	*/	1589	*/
…		…
1732		1859
1733	static int ecb_cold	1860	static int ecb_cold
1734	coro_state_dup (pTHX_ MAGIC mg, CLONE_PARAMS params)	1861	coro_state_dup (pTHX_ MAGIC mg, CLONE_PARAMS params)
1735	{	1862	{
1736	/* called when perl clones the current process the slow way (windows process emulation) */	1863	/* called when perl clones the current process the slow way (windows process emulation) */
1737	/* WE SIMply nuke the pointers in the copy, causing perl to croak */	1864	/* we simply nuke the pointers in the copy, causing perl to croak */
1738	mg->mg_ptr = 0;	1865	mg->mg_ptr = 0;
1739	mg->mg_virtual = 0;	1866	mg->mg_virtual = 0;
1740		1867
1741	return 0;	1868	return 0;
1742	}	1869	}
…		…
1888	/* nothing to schedule: call the idle handler */	2015	/* nothing to schedule: call the idle handler */
1889	if (SvROK (sv_idle)	2016	if (SvROK (sv_idle)
1890	&& SvOBJECT (SvRV (sv_idle)))	2017	&& SvOBJECT (SvRV (sv_idle)))
1891	{	2018	{
1892	if (SvRV (sv_idle) == SvRV (coro_current))	2019	if (SvRV (sv_idle) == SvRV (coro_current))
		2020	{
		2021	require_pv ("Carp");
		2022
		2023	{
		2024	dSP;
		2025
		2026	ENTER;
		2027	SAVETMPS;
		2028
		2029	PUSHMARK (SP);
1893	croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught");	2030	XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::idle blocked itself - did you try to block inside an event loop callback? Caught", 0)));
		2031	PUTBACK;
		2032	call_pv ("Carp::confess", G_VOID \| G_DISCARD);
		2033
		2034	FREETMPS;
		2035	LEAVE;
		2036	}
		2037	}
1894		2038
1895	++coro_nready; /* hack so that api_ready doesn't invoke ready hook */	2039	++coro_nready; /* hack so that api_ready doesn't invoke ready hook */
1896	api_ready (aTHX_ SvRV (sv_idle));	2040	api_ready (aTHX_ SvRV (sv_idle));
1897	--coro_nready;	2041	--coro_nready;
1898	}	2042	}
…		…
2096	AV *od = coro->on_destroy;	2240	AV *od = coro->on_destroy;
2097		2241
2098	if (!od)	2242	if (!od)
2099	return;	2243	return;
2100		2244
		2245	coro->on_destroy = 0;
		2246	sv_2mortal ((SV *)od);
		2247
2101	while (AvFILLp (od) >= 0)	2248	while (AvFILLp (od) >= 0)
2102	{	2249	{
2103	SV *cb = sv_2mortal (av_pop (od));	2250	SV *cb = sv_2mortal (av_pop (od));
2104		2251
2105	/* coro hv's (and only hv's at the moment) are supported as well */	2252	/* coro hv's (and only hv's at the moment) are supported as well */
…		…
2199	slf_init_terminate_cancel_common (aTHX_ frame, coro_hv);	2346	slf_init_terminate_cancel_common (aTHX_ frame, coro_hv);
2200	}	2347	}
2201	else	2348	else
2202	{	2349	{
2203	struct coro *self = SvSTATE_current;	2350	struct coro *self = SvSTATE_current;
		2351
		2352	if (!self)
		2353	croak ("Coro::cancel called outside of thread content,");
2204		2354
2205	/* otherwise we cancel directly, purely for speed reasons	2355	/* otherwise we cancel directly, purely for speed reasons
2206	* unfortunately, this requires some magic trickery, as	2356	* unfortunately, this requires some magic trickery, as
2207	* somebody else could cancel us, so we have to fight the cancellation.	2357	* somebody else could cancel us, so we have to fight the cancellation.
2208	* this is ugly, and hopefully fully worth the extra speed.	2358	* this is ugly, and hopefully fully worth the extra speed.
…		…
2241	safe_cancel (pTHX_ struct coro coro, SV *arg, int items)	2391	safe_cancel (pTHX_ struct coro coro, SV *arg, int items)
2242	{	2392	{
2243	if (coro->cctx)	2393	if (coro->cctx)
2244	croak ("coro inside C callback, unable to cancel at this time, caught");	2394	croak ("coro inside C callback, unable to cancel at this time, caught");
2245		2395
2246	if (coro->flags & CF_NEW)	2396	if (coro->flags & (CF_NEW \| CF_ZOMBIE))
2247	{	2397	{
2248	coro_set_status (aTHX_ coro, arg, items);	2398	coro_set_status (aTHX_ coro, arg, items);
2249	coro_state_destroy (aTHX_ coro);	2399	coro_state_destroy (aTHX_ coro);
2250	}	2400	}
2251	else	2401	else
…		…
2318	else	2468	else
2319	{	2469	{
2320	av_clear (GvAV (PL_defgv));	2470	av_clear (GvAV (PL_defgv));
2321	hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);	2471	hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);
2322		2472
		2473	if (ecb_expect_false (coro->swap_sv))
		2474	{
		2475	SWAP_SVS_LEAVE (coro);
		2476	SvREFCNT_dec_NN (coro->swap_sv);
		2477	coro->swap_sv = 0;
		2478	}
		2479
2323	coro->prio = 0;	2480	coro->prio = 0;
2324		2481
2325	if (coro->cctx && (coro->cctx->flags & CC_TRACE))	2482	if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE))
2326	api_trace (aTHX_ coro_current, 0);	2483	api_trace (aTHX_ coro_current, 0);
2327		2484
2328	frame->prepare = prepare_schedule;	2485	frame->prepare = prepare_schedule;
2329	av_push (av_async_pool, SvREFCNT_inc (hv));	2486	av_push (av_async_pool, SvREFCNT_inc_NN (hv));
2330	}	2487	}
2331	}	2488	}
2332	else	2489	else
2333	{	2490	{
2334	/* first iteration, simply fall through */	2491	/* first iteration, simply fall through */
…		…
2347	static void	2504	static void
2348	coro_rouse_callback (pTHX_ CV *cv)	2505	coro_rouse_callback (pTHX_ CV *cv)
2349	{	2506	{
2350	dXSARGS;	2507	dXSARGS;
2351	SV data = (SV )S_GENSUB_ARG;	2508	SV data = (SV )S_GENSUB_ARG;
		2509	SV *coro = SvRV (data);
2352		2510
		2511	/* data starts being either undef or a coro, and is replaced by the results when done */
2353	if (SvTYPE (SvRV (data)) != SVt_PVAV)	2512	if (SvTYPE (coro) != SVt_PVAV)
2354	{	2513	{
2355	/* first call, set args */	2514	/* first call, set args */
2356	SV *coro = SvRV (data);
2357	AV *av = newAV ();
2358		2515
2359	SvRV_set (data, (SV *)av);	2516	assert (&ST (0) < &ST (1)); /* ensure the stack is in the order we expect it to be */
		2517	SvRV_set (data, (SV )av_make (items, &ST (0))); / av_make copies the SVs */
2360		2518
2361	/* better take a full copy of the arguments */	2519	if (coro != &PL_sv_undef)
2362	while (items--)	2520	{
2363	av_store (av, items, newSVsv (ST (items)));
2364
2365	api_ready (aTHX_ coro);	2521	api_ready (aTHX_ coro);
2366	SvREFCNT_dec (coro);	2522	SvREFCNT_dec_NN (coro);
		2523	}
2367	}	2524	}
2368		2525
2369	XSRETURN_EMPTY;	2526	XSRETURN_EMPTY;
2370	}	2527	}
2371		2528
…		…
2388		2545
2389	EXTEND (SP, AvFILLp (av) + 1);	2546	EXTEND (SP, AvFILLp (av) + 1);
2390	for (i = 0; i <= AvFILLp (av); ++i)	2547	for (i = 0; i <= AvFILLp (av); ++i)
2391	PUSHs (sv_2mortal (AvARRAY (av)[i]));	2548	PUSHs (sv_2mortal (AvARRAY (av)[i]));
2392		2549
2393	/* we have stolen the elements, so set length to zero and free */	2550	/* we have stolen the elements, make it unreal and free */
2394	AvFILLp (av) = -1;	2551	AvREAL_off (av);
2395	av_undef (av);	2552	av_undef (av);
2396		2553
2397	PUTBACK;	2554	PUTBACK;
2398	}	2555	}
2399		2556
…		…
2424	croak ("Coro::rouse_wait called with illegal callback argument,");	2581	croak ("Coro::rouse_wait called with illegal callback argument,");
2425		2582
2426	{	2583	{
2427	CV cv = (CV )SvRV (cb); /* for S_GENSUB_ARG */	2584	CV cv = (CV )SvRV (cb); /* for S_GENSUB_ARG */
2428	SV data = (SV )S_GENSUB_ARG;	2585	SV data = (SV )S_GENSUB_ARG;
		2586	int data_ready = SvTYPE (SvRV (data)) == SVt_PVAV;
		2587
		2588	/* if there is no data, we need to store the current coro in the reference so we can be woken up */
		2589	if (!data_ready)
		2590	if (SvRV (data) != &PL_sv_undef)
		2591	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");
		2592	else
		2593	SvRV_set (data, SvREFCNT_inc_NN (SvRV (coro_current)));
2429		2594
2430	frame->data = (void *)data;	2595	frame->data = (void *)data;
2431	frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule;	2596	frame->prepare = data_ready ? prepare_nop : prepare_schedule;
2432	frame->check = slf_check_rouse_wait;	2597	frame->check = slf_check_rouse_wait;
2433	}	2598	}
2434	}	2599	}
2435		2600
2436	static SV *	2601	static SV *
2437	coro_new_rouse_cb (pTHX)	2602	coro_new_rouse_cb (pTHX)
2438	{	2603	{
2439	HV hv = (HV )SvRV (coro_current);	2604	HV hv = (HV )SvRV (coro_current);
2440	struct coro *coro = SvSTATE_hv (hv);	2605	struct coro *coro = SvSTATE_hv (hv);
2441	SV data = newRV_inc ((SV )hv);	2606	SV *data = newRV_noinc (&PL_sv_undef);
2442	SV cb = s_gensub (aTHX_ coro_rouse_callback, (void )data);	2607	SV cb = s_gensub (aTHX_ coro_rouse_callback, (void )data);
2443		2608
2444	sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0);	2609	sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0);
2445	SvREFCNT_dec (data); /* magicext increases the refcount */	2610	SvREFCNT_dec_NN (data); /* magicext increases the refcount */
2446		2611
2447	SvREFCNT_dec (coro->rouse_cb);	2612	SvREFCNT_dec (coro->rouse_cb);
2448	coro->rouse_cb = SvREFCNT_inc_NN (cb);	2613	coro->rouse_cb = SvREFCNT_inc_NN (cb);
2449		2614
2450	return cb;	2615	return cb;
…		…
2550		2715
2551	/* "undo"/cancel a running slf call - used when cancelling a coro, mainly */	2716	/* "undo"/cancel a running slf call - used when cancelling a coro, mainly */
2552	static void	2717	static void
2553	slf_destroy (pTHX_ struct coro *coro)	2718	slf_destroy (pTHX_ struct coro *coro)
2554	{	2719	{
2555	/* this callback is reserved for slf functions needing to do cleanup */	2720	struct CoroSLF frame = coro->slf_frame;
2556	if (coro->slf_frame.destroy && coro->slf_frame.prepare && !PL_dirty)
2557	coro->slf_frame.destroy (aTHX_ &coro->slf_frame);
2558		2721
2559	/*	2722	/*
2560	* The on_destroy above most likely is from an SLF call.	2723	* The on_destroy below most likely is from an SLF call.
2561	* Since by definition the SLF call will not finish when we destroy	2724	* Since by definition the SLF call will not finish when we destroy
2562	* the coro, we will have to force-finish it here, otherwise	2725	* the coro, we will have to force-finish it here, otherwise
2563	* cleanup functions cannot call SLF functions.	2726	* cleanup functions cannot call SLF functions.
2564	*/	2727	*/
2565	coro->slf_frame.prepare = 0;	2728	coro->slf_frame.prepare = 0;
		2729
		2730	/* this callback is reserved for slf functions needing to do cleanup */
		2731	if (frame.destroy && frame.prepare && !PL_dirty)
		2732	frame.destroy (aTHX_ &frame);
2566	}	2733	}
2567		2734
2568	/*	2735	/*
2569	* these not obviously related functions are all rolled into one	2736	* these not obviously related functions are all rolled into one
2570	* function to increase chances that they all will call transfer with the same	2737	* function to increase chances that they all will call transfer with the same
…		…
2753	static void	2920	static void
2754	coro_pop_on_leave (pTHX_ void *coro)	2921	coro_pop_on_leave (pTHX_ void *coro)
2755	{	2922	{
2756	SV cb = coro_avp_pop_and_free (aTHX_ &((struct coro )coro)->on_leave);	2923	SV cb = coro_avp_pop_and_free (aTHX_ &((struct coro )coro)->on_leave);
2757	on_enterleave_call (aTHX_ sv_2mortal (cb));	2924	on_enterleave_call (aTHX_ sv_2mortal (cb));
		2925	}
		2926
		2927	static void
		2928	enterleave_hook_xs (pTHX_ struct coro coro, AV avp, coro_enterleave_hook hook, void arg)
		2929	{
		2930	if (!hook)
		2931	return;
		2932
		2933	if (!*avp)
		2934	{
		2935	*avp = newAV ();
		2936	AvREAL_off (*avp);
		2937	}
		2938
		2939	av_push (avp, (SV )hook);
		2940	av_push (avp, (SV )arg);
		2941	}
		2942
		2943	static void
		2944	enterleave_unhook_xs (pTHX_ struct coro coro, AV *avp, coro_enterleave_hook hook, int execute)
		2945	{
		2946	AV av = avp;
		2947	int i;
		2948
		2949	if (!av)
		2950	return;
		2951
		2952	for (i = AvFILLp (av) - 1; i >= 0; i -= 2)
		2953	if (AvARRAY (av)[i] == (SV *)hook)
		2954	{
		2955	if (execute)
		2956	hook (aTHX_ (void *)AvARRAY (av)[i + 1]);
		2957
		2958	memmove (AvARRAY (av) + i, AvARRAY (av) + i + 2, AvFILLp (av) - i - 1);
		2959	av_pop (av);
		2960	av_pop (av);
		2961	break;
		2962	}
		2963
		2964	if (AvFILLp (av) >= 0)
		2965	{
		2966	*avp = 0;
		2967	SvREFCNT_dec_NN (av);
		2968	}
		2969	}
		2970
		2971	static void
		2972	api_enterleave_hook (pTHX_ SV coro_sv, coro_enterleave_hook enter, void enter_arg, coro_enterleave_hook leave, void *leave_arg)
		2973	{
		2974	struct coro *coro = SvSTATE (coro_sv);
		2975
		2976	if (SvSTATE_current == coro)
		2977	if (enter)
		2978	enter (aTHX_ enter_arg);
		2979
		2980	enterleave_hook_xs (aTHX_ coro, &coro->on_enter_xs, enter, enter_arg);
		2981	enterleave_hook_xs (aTHX_ coro, &coro->on_leave_xs, leave, leave_arg);
		2982	}
		2983
		2984	static void
		2985	api_enterleave_unhook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, coro_enterleave_hook leave)
		2986	{
		2987	struct coro *coro = SvSTATE (coro_sv);
		2988
		2989	enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0);
		2990	enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, SvSTATE_current == coro);
		2991	}
		2992
		2993	static void
		2994	savedestructor_unhook_enter (pTHX_ coro_enterleave_hook enter)
		2995	{
		2996	struct coro *coro = SvSTATE_current;
		2997
		2998	enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0);
		2999	}
		3000
		3001	static void
		3002	savedestructor_unhook_leave (pTHX_ coro_enterleave_hook leave)
		3003	{
		3004	struct coro *coro = SvSTATE_current;
		3005
		3006	enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, 1);
		3007	}
		3008
		3009	static void
		3010	api_enterleave_scope_hook (pTHX_ coro_enterleave_hook enter, void enter_arg, coro_enterleave_hook leave, void leave_arg)
		3011	{
		3012	api_enterleave_hook (aTHX_ coro_current, enter, enter_arg, leave, leave_arg);
		3013
		3014	/* this ought to be much cheaper than malloc + a single destructor call */
		3015	if (enter) SAVEDESTRUCTOR_X (savedestructor_unhook_enter, enter);
		3016	if (leave) SAVEDESTRUCTOR_X (savedestructor_unhook_leave, leave);
2758	}	3017	}
2759		3018
2760	/*****************************************************************************/	3019	/*****************************************************************************/
2761	/* PerlIO::cede */	3020	/* PerlIO::cede */
2762		3021
…		…
2892	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));	3151	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));
2893	PUTBACK;	3152	PUTBACK;
2894	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);	3153	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);
2895	}	3154	}
2896		3155
2897	SvREFCNT_dec (cb);	3156	SvREFCNT_dec_NN (cb);
2898	}	3157	}
2899	}	3158	}
2900		3159
2901	static void	3160	static void
2902	coro_semaphore_destroy (pTHX_ struct CoroSLF *frame)	3161	coro_semaphore_destroy (pTHX_ struct CoroSLF *frame)
…		…
2910	{	3169	{
2911	AV av = (AV )frame->data;	3170	AV av = (AV )frame->data;
2912	SV *count_sv = AvARRAY (av)[0];	3171	SV *count_sv = AvARRAY (av)[0];
2913	SV *coro_hv = SvRV (coro_current);	3172	SV *coro_hv = SvRV (coro_current);
2914		3173
		3174	frame->destroy = 0;
		3175
2915	/* if we are about to throw, don't actually acquire the lock, just throw */	3176	/* if we are about to throw, don't actually acquire the lock, just throw */
2916	if (CORO_THROW)	3177	if (ecb_expect_false (CORO_THROW))
		3178	{
		3179	/* we still might be responsible for the semaphore, so wake up others */
		3180	coro_semaphore_adjust (aTHX_ av, 0);
		3181
2917	return 0;	3182	return 0;
		3183	}
2918	else if (SvIVX (count_sv) > 0)	3184	else if (SvIVX (count_sv) > 0)
2919	{	3185	{
2920	frame->destroy = 0;
2921
2922	if (acquire)	3186	if (acquire)
2923	SvIVX (count_sv) = SvIVX (count_sv) - 1;	3187	SvIVX (count_sv) = SvIVX (count_sv) - 1;
2924	else	3188	else
2925	coro_semaphore_adjust (aTHX_ av, 0);	3189	coro_semaphore_adjust (aTHX_ av, 0);
2926		3190
…		…
3037	{	3301	{
3038	api_ready (aTHX_ cb);	3302	api_ready (aTHX_ cb);
3039	sv_setiv (cb, 0); /* signal waiter */	3303	sv_setiv (cb, 0); /* signal waiter */
3040	}	3304	}
3041		3305
3042	SvREFCNT_dec (cb);	3306	SvREFCNT_dec_NN (cb);
3043		3307
3044	--count;	3308	--count;
3045	}	3309	}
3046	}	3310	}
3047		3311
…		…
3132	}	3396	}
3133		3397
3134	av_push (state, data_sv);	3398	av_push (state, data_sv);
3135		3399
3136	api_ready (aTHX_ coro);	3400	api_ready (aTHX_ coro);
3137	SvREFCNT_dec (coro);	3401	SvREFCNT_dec_NN (coro);
3138	SvREFCNT_dec ((AV *)state);	3402	SvREFCNT_dec_NN ((AV *)state);
3139	}	3403	}
3140		3404
3141	static int	3405	static int
3142	slf_check_aio_req (pTHX_ struct CoroSLF *frame)	3406	slf_check_aio_req (pTHX_ struct CoroSLF *frame)
3143	{	3407	{
…		…
3148	/* it quickly returns */	3412	/* it quickly returns */
3149	if (CORO_THROW)	3413	if (CORO_THROW)
3150	return 0;	3414	return 0;
3151		3415
3152	/* one element that is an RV? repeat! */	3416	/* one element that is an RV? repeat! */
3153	if (AvFILLp (state) == 0 && SvROK (AvARRAY (state)[0]))	3417	if (AvFILLp (state) == 0 && SvTYPE (AvARRAY (state)[0]) != SVt_PV)
3154	return 1;	3418	return 1;
3155		3419
3156	/* restore status */	3420	/* restore status */
3157	{	3421	{
3158	SV *data_sv = av_pop (state);	3422	SV *data_sv = av_pop (state);
…		…
3161	errno = data->errorno;	3425	errno = data->errorno;
3162	PL_laststype = data->laststype;	3426	PL_laststype = data->laststype;
3163	PL_laststatval = data->laststatval;	3427	PL_laststatval = data->laststatval;
3164	PL_statcache = data->statcache;	3428	PL_statcache = data->statcache;
3165		3429
3166	SvREFCNT_dec (data_sv);	3430	SvREFCNT_dec_NN (data_sv);
3167	}	3431	}
3168		3432
3169	/* push result values */	3433	/* push result values */
3170	{	3434	{
3171	dSP;	3435	dSP;
…		…
3360		3624
3361	map_len = load_len + save_len + 16;	3625	map_len = load_len + save_len + 16;
3362		3626
3363	map_base = mmap (0, map_len, PROT_READ \| PROT_WRITE \| PROT_EXEC, MAP_PRIVATE \| MAP_ANONYMOUS, -1, 0);	3627	map_base = mmap (0, map_len, PROT_READ \| PROT_WRITE \| PROT_EXEC, MAP_PRIVATE \| MAP_ANONYMOUS, -1, 0);
3364		3628
		3629	if (map_base == (char *)MAP_FAILED)
		3630	map_base = mmap (0, map_len, PROT_READ \| PROT_WRITE, MAP_PRIVATE \| MAP_ANONYMOUS, -1, 0);
		3631
3365	assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED));	3632	assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED));
3366		3633
3367	load_perl_slots = (load_save_perl_slots_type)map_base;	3634	load_perl_slots = (load_save_perl_slots_type)map_base;
3368	memcpy (map_base, load_ptr, load_len);	3635	memcpy (map_base, load_ptr, load_len);
3369		3636
…		…
3386		3653
3387	PROTOTYPES: DISABLE	3654	PROTOTYPES: DISABLE
3388		3655
3389	BOOT:	3656	BOOT:
3390	{	3657	{
		3658	#define VARx(name,expr,type) if (sizeof (type) < sizeof (expr)) croak ("FATAL: Coro thread context slot '" # name "' too small for this version of perl.");
		3659	#include "state.h"
3391	#ifdef USE_ITHREADS	3660	#ifdef USE_ITHREADS
3392	# if CORO_PTHREAD	3661	# if CORO_PTHREAD
3393	coro_thx = PERL_GET_CONTEXT;	3662	coro_thx = PERL_GET_CONTEXT;
3394	# endif	3663	# endif
3395	#endif	3664	#endif
…		…
3403	cctx_current = cctx_new_empty ();	3672	cctx_current = cctx_new_empty ();
3404		3673
3405	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	3674	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
3406	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	3675	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
3407		3676
3408	orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get;	3677	{
3409	orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set;	3678	/*
3410	orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr;	3679	* we provide a vtbvl for %SIG magic that replaces PL_vtbl_sig
		3680	* by coro_sig_vtbl in hash values.
		3681	*/
		3682	MAGIC mg = mg_find ((SV )GvHV (gv_fetchpv ("SIG", GV_ADD \| GV_NOTQUAL, SVt_PVHV)), PERL_MAGIC_sig);
		3683
		3684	/* this only works if perl doesn't have a vtbl for %SIG */
		3685	assert (!mg->mg_virtual);
		3686
		3687	/*
		3688	* The irony is that the perl API itself asserts that mg_virtual
		3689	* must be non-const, yet perl5porters insisted on marking their
		3690	* vtbls as read-only, just to thwart perl modules from patching
		3691	* them.
		3692	*/
		3693	mg->mg_virtual = (MGVTBL *)&coro_sig_vtbl;
		3694	mg->mg_flags \|= MGf_COPY;
		3695
		3696	coro_sigelem_vtbl = PL_vtbl_sigelem;
		3697	coro_sigelem_vtbl.svt_get = coro_sigelem_get;
		3698	coro_sigelem_vtbl.svt_set = coro_sigelem_set;
		3699	coro_sigelem_vtbl.svt_clear = coro_sigelem_clr;
		3700	}
3411		3701
3412	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
3413	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));	3702	rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
3414	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));	3703	rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
3415		3704
3416	coro_state_stash = gv_stashpv ("Coro::State", TRUE);	3705	coro_state_stash = gv_stashpv ("Coro::State", TRUE);
		3706
		3707	newCONSTSUB (coro_state_stash, "BACKEND", newSVpv (CORO_BACKEND, 0)); /* undocumented */
3417		3708
3418	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));	3709	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
3419	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));	3710	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
3420	newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE));	3711	newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE));
3421	newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL));	3712	newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL));
…		…
3470	void	3761	void
3471	transfer (...)	3762	transfer (...)
3472	PROTOTYPE: $$	3763	PROTOTYPE: $$
3473	CODE:	3764	CODE:
3474	CORO_EXECUTE_SLF_XS (slf_init_transfer);	3765	CORO_EXECUTE_SLF_XS (slf_init_transfer);
3475
3476	void
3477	_exit (int code)
3478	PROTOTYPE: $
3479	CODE:
3480	_exit (code);
3481		3766
3482	SV *	3767	SV *
3483	clone (Coro::State coro)	3768	clone (Coro::State coro)
3484	CODE:	3769	CODE:
3485	{	3770	{
…		…
3552	call (Coro::State coro, SV *coderef)	3837	call (Coro::State coro, SV *coderef)
3553	ALIAS:	3838	ALIAS:
3554	eval = 1	3839	eval = 1
3555	CODE:	3840	CODE:
3556	{	3841	{
		3842	struct coro *current = SvSTATE_current;
		3843
3557	if (coro->mainstack && ((coro->flags & CF_RUNNING) \|\| coro->slot))	3844	if ((coro == current) \|\| (coro->mainstack && ((coro->flags & CF_RUNNING) \|\| coro->slot)))
3558	{	3845	{
3559	struct coro *current = SvSTATE_current;
3560	struct CoroSLF slf_save;	3846	struct CoroSLF slf_save;
3561		3847
3562	if (current != coro)	3848	if (current != coro)
3563	{	3849	{
3564	PUTBACK;	3850	PUTBACK;
…		…
3729	if (ecb_expect_false (current == self))	4015	if (ecb_expect_false (current == self))
3730	coro_times_sub (SvSTATE (coro_current));	4016	coro_times_sub (SvSTATE (coro_current));
3731	}	4017	}
3732		4018
3733	void	4019	void
3734	swap_sv (Coro::State coro, SV sv, SV swapsv)	4020	swap_sv (Coro::State coro, SV sva, SV svb)
3735	CODE:	4021	CODE:
3736	{	4022	{
3737	struct coro *current = SvSTATE_current;	4023	struct coro *current = SvSTATE_current;
		4024	AV *swap_sv;
		4025	int i;
		4026
		4027	sva = SvRV (sva);
		4028	svb = SvRV (svb);
3738		4029
3739	if (current == coro)	4030	if (current == coro)
3740	SWAP_SVS (current);	4031	SWAP_SVS_LEAVE (current);
3741		4032
3742	if (!coro->swap_sv)	4033	if (!coro->swap_sv)
3743	coro->swap_sv = newAV ();	4034	coro->swap_sv = newAV ();
3744		4035
		4036	swap_sv = coro->swap_sv;
		4037
		4038	for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2)
		4039	{
		4040	SV *a = AvARRAY (swap_sv)[i ];
		4041	SV *b = AvARRAY (swap_sv)[i + 1];
		4042
		4043	if (a == sva && b == svb)
		4044	{
		4045	SvREFCNT_dec_NN (a);
		4046	SvREFCNT_dec_NN (b);
		4047
		4048	for (; i <= AvFILLp (swap_sv) - 2; i++)
		4049	AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2];
		4050
		4051	AvFILLp (swap_sv) -= 2;
		4052
		4053	goto removed;
		4054	}
		4055	}
		4056
3745	av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv )));	4057	av_push (swap_sv, SvREFCNT_inc_NN (sva));
3746	av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv)));	4058	av_push (swap_sv, SvREFCNT_inc_NN (svb));
		4059
		4060	removed:
3747		4061
3748	if (current == coro)	4062	if (current == coro)
3749	SWAP_SVS (current);	4063	SWAP_SVS_ENTER (current);
3750	}	4064	}
3751		4065
3752		4066
3753	MODULE = Coro::State PACKAGE = Coro	4067	MODULE = Coro::State PACKAGE = Coro
3754		4068
3755	BOOT:	4069	BOOT:
3756	{	4070	{
		4071	if (SVt_LAST > 32)
		4072	croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment");
		4073
3757	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	4074	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
3758	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	4075	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
3759	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);	4076	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);
3760	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);	4077	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);
3761	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);	4078	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
…		…
3787	coroapi.ready = api_ready;	4104	coroapi.ready = api_ready;
3788	coroapi.is_ready = api_is_ready;	4105	coroapi.is_ready = api_is_ready;
3789	coroapi.nready = coro_nready;	4106	coroapi.nready = coro_nready;
3790	coroapi.current = coro_current;	4107	coroapi.current = coro_current;
3791		4108
		4109	coroapi.enterleave_hook = api_enterleave_hook;
		4110	coroapi.enterleave_unhook = api_enterleave_unhook;
		4111	coroapi.enterleave_scope_hook = api_enterleave_scope_hook;
		4112
3792	/GCoroAPI = &coroapi;/	4113	/GCoroAPI = &coroapi;/
3793	sv_setiv (sv, (IV)&coroapi);	4114	sv_setiv (sv, PTR2IV (&coroapi));
3794	SvREADONLY_on (sv);	4115	SvREADONLY_on (sv);
3795	}	4116	}
3796	}	4117	}
3797		4118
3798	SV *	4119	SV *
…		…
3861		4182
3862	void	4183	void
3863	_set_current (SV *current)	4184	_set_current (SV *current)
3864	PROTOTYPE: $	4185	PROTOTYPE: $
3865	CODE:	4186	CODE:
3866	SvREFCNT_dec (SvRV (coro_current));	4187	SvREFCNT_dec_NN (SvRV (coro_current));
3867	SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));	4188	SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));
3868		4189
3869	void	4190	void
3870	_set_readyhook (SV *hook)	4191	_set_readyhook (SV *hook)
3871	PROTOTYPE: $	4192	PROTOTYPE: $
…		…
3955		4276
3956	if ((SV *)hv == &PL_sv_undef)	4277	if ((SV *)hv == &PL_sv_undef)
3957	{	4278	{
3958	SV sv = coro_new (aTHX_ coro_stash, (SV *)&cv_pool_handler, 1, 1);	4279	SV sv = coro_new (aTHX_ coro_stash, (SV *)&cv_pool_handler, 1, 1);
3959	hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));	4280	hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));
3960	SvREFCNT_dec (sv);	4281	SvREFCNT_dec_NN (sv);
3961	}	4282	}
3962		4283
3963	{	4284	{
3964	struct coro *coro = SvSTATE_hv (hv);	4285	struct coro *coro = SvSTATE_hv (hv);
3965		4286
…		…
3972	api_ready (aTHX_ (SV *)hv);	4293	api_ready (aTHX_ (SV *)hv);
3973		4294
3974	if (GIMME_V != G_VOID)	4295	if (GIMME_V != G_VOID)
3975	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));	4296	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
3976	else	4297	else
3977	SvREFCNT_dec (hv);	4298	SvREFCNT_dec_NN (hv);
3978	}	4299	}
3979		4300
3980	SV *	4301	SV *
3981	rouse_cb ()	4302	rouse_cb ()
3982	PROTOTYPE:	4303	PROTOTYPE:
…		…
4061	RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]);	4382	RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]);
4062	OUTPUT:	4383	OUTPUT:
4063	RETVAL	4384	RETVAL
4064		4385
4065	void	4386	void
4066	up (SV *self, int adjust = 1)	4387	up (SV *self)
4067	ALIAS:
4068	adjust = 1
4069	CODE:	4388	CODE:
		4389	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1);
		4390
		4391	void
		4392	adjust (SV *self, int adjust)
		4393	CODE:
4070	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1);	4394	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust);
4071		4395
4072	void	4396	void
4073	down (...)	4397	down (...)
4074	CODE:	4398	CODE:
4075	CORO_EXECUTE_SLF_XS (slf_init_semaphore_down);	4399	CORO_EXECUTE_SLF_XS (slf_init_semaphore_down);
…		…
4237	{	4561	{
4238	PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect;	4562	PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect;
4239	coro_old_pp_sselect = 0;	4563	coro_old_pp_sselect = 0;
4240	}	4564	}
4241		4565
		4566	MODULE = Coro::State PACKAGE = Coro::Util
		4567
		4568	void
		4569	_exit (int code)
		4570	CODE:
		4571	_exit (code);
		4572
		4573	NV
		4574	time ()
		4575	CODE:
		4576	RETVAL = nvtime (aTHX);
		4577	OUTPUT:
		4578	RETVAL
		4579
		4580	NV
		4581	gettimeofday ()
		4582	PPCODE:
		4583	{
		4584	UV tv [2];
		4585	u2time (aTHX_ tv);
		4586	EXTEND (SP, 2);
		4587	PUSHs (sv_2mortal (newSVuv (tv [0])));
		4588	PUSHs (sv_2mortal (newSVuv (tv [1])));
		4589	}
		4590

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Comparing Coro/Coro/State.xs (file contents): Revision 1.429 by root, Fri Dec 7 14:21:09 2012 UTC vs. Revision 1.478 by root, Mon Mar 16 11:12:52 2020 UTC

Diff Legend

Comparing Coro/Coro/State.xs (file contents):
Revision 1.429 by root, Fri Dec 7 14:21:09 2012 UTC vs.
Revision 1.478 by root, Mon Mar 16 11:12:52 2020 UTC