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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.310 by root, Wed Nov 19 16:01:32 2008 UTC vs.
Revision 1.323 by root, Sat Nov 22 06:03:10 2008 UTC

…		…
55		55
56	#define PERL_VERSION_ATLEAST(a,b,c) \	56	#define PERL_VERSION_ATLEAST(a,b,c) \
57	(PERL_REVISION > (a) \	57	(PERL_REVISION > (a) \
58	\|\| (PERL_REVISION == (a) \	58	\|\| (PERL_REVISION == (a) \
59	&& (PERL_VERSION > (b) \	59	&& (PERL_VERSION > (b) \
60	\|\| (PERL_VERSION == (b) && PERLSUBVERSION >= (c)))))	60	\|\| (PERL_VERSION == (b) && PERL_SUBVERSION >= (c)))))
61		61
62	#if !PERL_VERSION_ATLEAST (5,6,0)	62	#if !PERL_VERSION_ATLEAST (5,6,0)
63	# ifndef PL_ppaddr	63	# ifndef PL_ppaddr
64	# define PL_ppaddr ppaddr	64	# define PL_ppaddr ppaddr
65	# endif	65	# endif
…		…
98	# define newSV(l) NEWSV(0,l)	98	# define newSV(l) NEWSV(0,l)
99	#endif	99	#endif
100	#ifndef CvISXSUB_on	100	#ifndef CvISXSUB_on
101	# define CvISXSUB_on(cv) (void)cv	101	# define CvISXSUB_on(cv) (void)cv
102	#endif	102	#endif
		103	#ifndef CvISXSUB
		104	# define CvISXSUB(cv) (CvXSUB (cv) ? TRUE : FALSE)
		105	#endif
		106	#ifndef Newx
		107	# define Newx(ptr,nitems,type) New (0,ptr,nitems,type)
		108	#endif
103		109
104	/* 5.8.7 */	110	/* 5.8.7 */
105	#ifndef SvRV_set	111	#ifndef SvRV_set
106	# define SvRV_set(s,v) SvRV(s) = (v)	112	# define SvRV_set(s,v) SvRV(s) = (v)
107	#endif	113	#endif
…		…
167	static AV main_mainstack; / used to differentiate between $main and others */	173	static AV main_mainstack; / used to differentiate between $main and others */
168	static JMPENV *main_top_env;	174	static JMPENV *main_top_env;
169	static HV coro_state_stash, coro_stash;	175	static HV coro_state_stash, coro_stash;
170	static volatile SV coro_mortal; / will be freed/thrown after next transfer */	176	static volatile SV coro_mortal; / will be freed/thrown after next transfer */
171		177
		178	static AV av_destroy; / destruction queue */
		179	static SV sv_manager; / the manager coro */
		180
172	static GV irsgv; / $/ */	181	static GV irsgv; / $/ */
173	static GV stdoutgv; / STDOUT /	182	static GV stdoutgv; / STDOUT /
174	static SV *rv_diehook;	183	static SV *rv_diehook;
175	static SV *rv_warnhook;	184	static SV *rv_warnhook;
176	static HV hv_sig; / %SIG */	185	static HV hv_sig; / %SIG */
177		186
178	/* async_pool helper stuff */	187	/* async_pool helper stuff */
179	static SV *sv_pool_rss;	188	static SV *sv_pool_rss;
180	static SV *sv_pool_size;	189	static SV *sv_pool_size;
		190	static SV sv_async_pool_idle; / description string */
181	static AV *av_async_pool;	191	static AV av_async_pool; / idle pool */
		192	static SV sv_Coro; / class string */
		193	static CV *cv_pool_handler;
		194	static CV *cv_coro_state_new;
182		195
183	/* Coro::AnyEvent */	196	/* Coro::AnyEvent */
184	static SV *sv_activity;	197	static SV *sv_activity;
185		198
186	static struct coro_cctx *cctx_first;	199	static struct coro_cctx *cctx_first;
…		…
215	int valgrind_id;	228	int valgrind_id;
216	#endif	229	#endif
217	unsigned char flags;	230	unsigned char flags;
218	} coro_cctx;	231	} coro_cctx;
219		232
		233	coro_cctx cctx_current; / the currently running cctx */
		234
		235	/*****************************************************************************/
		236
220	enum {	237	enum {
221	CF_RUNNING = 0x0001, /* coroutine is running */	238	CF_RUNNING = 0x0001, /* coroutine is running */
222	CF_READY = 0x0002, /* coroutine is ready */	239	CF_READY = 0x0002, /* coroutine is ready */
223	CF_NEW = 0x0004, /* has never been switched to */	240	CF_NEW = 0x0004, /* has never been switched to */
224	CF_DESTROYED = 0x0008, /* coroutine data has been freed */	241	CF_DESTROYED = 0x0008, /* coroutine data has been freed */
…		…
263	SV except; / exception to be thrown */	280	SV except; / exception to be thrown */
264	SV *rouse_cb;	281	SV *rouse_cb;
265		282
266	/* async_pool */	283	/* async_pool */
267	SV *saved_deffh;	284	SV *saved_deffh;
		285	SV *invoke_cb;
		286	AV *invoke_av;
268		287
269	/* linked list */	288	/* linked list */
270	struct coro next, prev;	289	struct coro next, prev;
271	};	290	};
272		291
…		…
289		308
290	/* for Coro.pm */	309	/* for Coro.pm */
291	static SV *coro_current;	310	static SV *coro_current;
292	static SV *coro_readyhook;	311	static SV *coro_readyhook;
293	static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1];	312	static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1];
294	static CV *cv_coro_run;	313	static CV cv_coro_run, cv_coro_terminate;
295	static struct coro *coro_first;	314	static struct coro *coro_first;
296	#define coro_nready coroapi.nready	315	#define coro_nready coroapi.nready
297		316
298	/ lowlevel stuff ********************************************************/	317	/ lowlevel stuff ********************************************************/
299		318
…		…
327	return get_hv (name, create);	346	return get_hv (name, create);
328	}	347	}
329		348
330	/* may croak */	349	/* may croak */
331	INLINE CV *	350	INLINE CV *
332	coro_sv_2cv (SV *sv)	351	coro_sv_2cv (pTHX_ SV *sv)
333	{	352	{
334	HV *st;	353	HV *st;
335	GV *gvp;	354	GV *gvp;
336	return sv_2cv (sv, &st, &gvp, 0);	355	return sv_2cv (sv, &st, &gvp, 0);
337	}	356	}
338		357
339	static AV *	358	static AV *
340	coro_clone_padlist (pTHX_ CV *cv)	359	coro_derive_padlist (pTHX_ CV *cv)
341	{	360	{
342	AV *padlist = CvPADLIST (cv);	361	AV *padlist = CvPADLIST (cv);
343	AV newpadlist, newpad;	362	AV newpadlist, newpad;
344		363
345	newpadlist = newAV ();	364	newpadlist = newAV ();
…		…
465	CV *cp = Perl_cv_clone (aTHX_ cv);	484	CV *cp = Perl_cv_clone (aTHX_ cv);
466	CvPADLIST (cv) = CvPADLIST (cp);	485	CvPADLIST (cv) = CvPADLIST (cp);
467	CvPADLIST (cp) = 0;	486	CvPADLIST (cp) = 0;
468	SvREFCNT_dec (cp);	487	SvREFCNT_dec (cp);
469	#else	488	#else
470	CvPADLIST (cv) = coro_clone_padlist (aTHX_ cv);	489	CvPADLIST (cv) = coro_derive_padlist (aTHX_ cv);
471	#endif	490	#endif
472	}	491	}
473	}	492	}
474		493
475	static void	494	static void
…		…
687	#if !PERL_VERSION_ATLEAST (5,10,0)	706	#if !PERL_VERSION_ATLEAST (5,10,0)
688	Safefree (PL_retstack);	707	Safefree (PL_retstack);
689	#endif	708	#endif
690	}	709	}
691		710
		711	#define CORO_RSS \
		712	rss += sizeof (SYM (curstackinfo)); \
		713	rss += (SYM (curstackinfo->si_cxmax) + 1) * sizeof (PERL_CONTEXT); \
		714	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (SYM (curstack))) * sizeof (SV *); \
		715	rss += SYM (tmps_max) * sizeof (SV *); \
		716	rss += (SYM (markstack_max) - SYM (markstack_ptr)) * sizeof (I32); \
		717	rss += SYM (scopestack_max) * sizeof (I32); \
		718	rss += SYM (savestack_max) * sizeof (ANY);
		719
692	static size_t	720	static size_t
693	coro_rss (pTHX_ struct coro *coro)	721	coro_rss (pTHX_ struct coro *coro)
694	{	722	{
695	size_t rss = sizeof (*coro);	723	size_t rss = sizeof (*coro);
696		724
697	if (coro->mainstack)	725	if (coro->mainstack)
698	{	726	{
699	perl_slots tmp_slot;
700	perl_slots *slot;
701
702	if (coro->flags & CF_RUNNING)	727	if (coro->flags & CF_RUNNING)
703	{	728	{
704	slot = &tmp_slot;	729	#define SYM(sym) PL_ ## sym
705		730	CORO_RSS;
706	#define VAR(name,type) slot->name = PL_ ## name;
707	# include "state.h"
708	#undef VAR	731	#undef SYM
709	}	732	}
710	else	733	else
711	slot = coro->slot;
712
713	if (slot)
714	{	734	{
715	rss += sizeof (slot->curstackinfo);	735	#define SYM(sym) coro->slot->sym
716	rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);	736	CORO_RSS;
717	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);	737	#undef SYM
718	rss += slot->tmps_max * sizeof (SV *);
719	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
720	rss += slot->scopestack_max * sizeof (I32);
721	rss += slot->savestack_max * sizeof (ANY);
722
723	#if !PERL_VERSION_ATLEAST (5,10,0)
724	rss += slot->retstack_max * sizeof (OP *);
725	#endif
726	}	738	}
727	}	739	}
728		740
729	return rss;	741	return rss;
730	}	742	}
…		…
832	slf_check_nop (pTHX_ struct CoroSLF *frame)	844	slf_check_nop (pTHX_ struct CoroSLF *frame)
833	{	845	{
834	return 0;	846	return 0;
835	}	847	}
836		848
		849	static int
		850	slf_check_repeat (pTHX_ struct CoroSLF *frame)
		851	{
		852	return 1;
		853	}
		854
837	static UNOP coro_setup_op;	855	static UNOP coro_setup_op;
838		856
839	static void NOINLINE /* noinline to keep it out of the transfer fast path */	857	static void NOINLINE /* noinline to keep it out of the transfer fast path */
840	coro_setup (pTHX_ struct coro *coro)	858	coro_setup (pTHX_ struct coro *coro)
841	{	859	{
…		…
890	slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */	908	slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */
891	slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */	909	slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */
892		910
893	/* and we have to provide the pp_slf op in any case, so pp_slf can skip it */	911	/* and we have to provide the pp_slf op in any case, so pp_slf can skip it */
894	coro_setup_op.op_next = PL_op;	912	coro_setup_op.op_next = PL_op;
895	coro_setup_op.op_type = OP_CUSTOM;	913	coro_setup_op.op_type = OP_ENTERSUB;
896	coro_setup_op.op_ppaddr = pp_slf;	914	coro_setup_op.op_ppaddr = pp_slf;
897	/* no flags etc. required, as an init function won't be called */	915	/* no flags etc. required, as an init function won't be called */
898		916
899	PL_op = (OP *)&coro_setup_op;	917	PL_op = (OP *)&coro_setup_op;
900		918
…		…
932	SvREFCNT_dec (PL_diehook);	950	SvREFCNT_dec (PL_diehook);
933	SvREFCNT_dec (PL_warnhook);	951	SvREFCNT_dec (PL_warnhook);
934		952
935	SvREFCNT_dec (coro->saved_deffh);	953	SvREFCNT_dec (coro->saved_deffh);
936	SvREFCNT_dec (coro->rouse_cb);	954	SvREFCNT_dec (coro->rouse_cb);
		955	SvREFCNT_dec (coro->invoke_cb);
		956	SvREFCNT_dec (coro->invoke_av);
937		957
938	coro_destruct_stacks (aTHX);	958	coro_destruct_stacks (aTHX);
939	}	959	}
940		960
941	INLINE void	961	INLINE void
…		…
951	static int	971	static int
952	runops_trace (pTHX)	972	runops_trace (pTHX)
953	{	973	{
954	COP *oldcop = 0;	974	COP *oldcop = 0;
955	int oldcxix = -2;	975	int oldcxix = -2;
956	struct coro coro = SvSTATE_current; / trace cctx is tied to specific coro */
957	coro_cctx *cctx = coro->cctx;
958		976
959	while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX)))	977	while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX)))
960	{	978	{
961	PERL_ASYNC_CHECK ();	979	PERL_ASYNC_CHECK ();
962		980
963	if (cctx->flags & CC_TRACE_ALL)	981	if (cctx_current->flags & CC_TRACE_ALL)
964	{	982	{
965	if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB)	983	if (PL_op->op_type == OP_LEAVESUB && cctx_current->flags & CC_TRACE_SUB)
966	{	984	{
967	PERL_CONTEXT *cx = &cxstack[cxstack_ix];	985	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
968	SV bot, top;	986	SV bot, top;
969	AV av = newAV (); / return values */	987	AV av = newAV (); / return values */
970	SV **cb;	988	SV **cb;
…		…
1007		1025
1008	if (PL_curcop != &PL_compiling)	1026	if (PL_curcop != &PL_compiling)
1009	{	1027	{
1010	SV **cb;	1028	SV **cb;
1011		1029
1012	if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB)	1030	if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB)
1013	{	1031	{
1014	PERL_CONTEXT *cx = &cxstack[cxstack_ix];	1032	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
1015		1033
1016	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)	1034	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)
1017	{	1035	{
1018	runops_proc_t old_runops = PL_runops;
1019	dSP;	1036	dSP;
1020	GV *gv = CvGV (cx->blk_sub.cv);	1037	GV *gv = CvGV (cx->blk_sub.cv);
1021	SV *fullname = sv_2mortal (newSV (0));	1038	SV *fullname = sv_2mortal (newSV (0));
1022		1039
1023	if (isGV (gv))	1040	if (isGV (gv))
…		…
1041	}	1058	}
1042		1059
1043	oldcxix = cxstack_ix;	1060	oldcxix = cxstack_ix;
1044	}	1061	}
1045		1062
1046	if (cctx->flags & CC_TRACE_LINE)	1063	if (cctx_current->flags & CC_TRACE_LINE)
1047	{	1064	{
1048	dSP;	1065	dSP;
1049		1066
1050	PL_runops = RUNOPS_DEFAULT;	1067	PL_runops = RUNOPS_DEFAULT;
1051	ENTER;	1068	ENTER;
…		…
1070		1087
1071	TAINT_NOT;	1088	TAINT_NOT;
1072	return 0;	1089	return 0;
1073	}	1090	}
1074		1091
1075	static struct coro_cctx *cctx_ssl_cctx;
1076	static struct CoroSLF cctx_ssl_frame;	1092	static struct CoroSLF cctx_ssl_frame;
1077		1093
1078	static void	1094	static void
1079	slf_prepare_set_stacklevel (pTHX_ struct coro_transfer_args *ta)	1095	slf_prepare_set_stacklevel (pTHX_ struct coro_transfer_args *ta)
1080	{	1096	{
1081	ta->prev = (struct coro *)cctx_ssl_cctx;
1082	ta->next = 0;	1097	ta->prev = 0;
1083	}	1098	}
1084		1099
1085	static int	1100	static int
1086	slf_check_set_stacklevel (pTHX_ struct CoroSLF *frame)	1101	slf_check_set_stacklevel (pTHX_ struct CoroSLF *frame)
1087	{	1102	{
…		…
1090	return frame->check (aTHX_ frame); /* execute the restored frame - there must be one */	1105	return frame->check (aTHX_ frame); /* execute the restored frame - there must be one */
1091	}	1106	}
1092		1107
1093	/* initialises PL_top_env and injects a pseudo-slf-call to set the stacklevel */	1108	/* initialises PL_top_env and injects a pseudo-slf-call to set the stacklevel */
1094	static void NOINLINE	1109	static void NOINLINE
1095	cctx_prepare (pTHX_ coro_cctx *cctx)	1110	cctx_prepare (pTHX)
1096	{	1111	{
1097	PL_top_env = &PL_start_env;	1112	PL_top_env = &PL_start_env;
1098		1113
1099	if (cctx->flags & CC_TRACE)	1114	if (cctx_current->flags & CC_TRACE)
1100	PL_runops = runops_trace;	1115	PL_runops = runops_trace;
1101		1116
1102	/* we already must be executing an SLF op, there is no other valid way	1117	/* we already must be executing an SLF op, there is no other valid way
1103	* that can lead to creation of a new cctx */	1118	* that can lead to creation of a new cctx */
1104	assert (("FATAL: can't prepare slf-less cctx in Coro module (please report)",	1119	assert (("FATAL: can't prepare slf-less cctx in Coro module (please report)",
1105	slf_frame.prepare && PL_op->op_ppaddr == pp_slf));	1120	slf_frame.prepare && PL_op->op_ppaddr == pp_slf));
1106		1121
1107	/* we must emulate leaving pp_slf, which is done inside slf_check_set_stacklevel */	1122	/* we must emulate leaving pp_slf, which is done inside slf_check_set_stacklevel */
1108	cctx_ssl_cctx = cctx;
1109	cctx_ssl_frame = slf_frame;	1123	cctx_ssl_frame = slf_frame;
1110		1124
1111	slf_frame.prepare = slf_prepare_set_stacklevel;	1125	slf_frame.prepare = slf_prepare_set_stacklevel;
1112	slf_frame.check = slf_check_set_stacklevel;	1126	slf_frame.check = slf_check_set_stacklevel;
1113	}	1127	}
…		…
1136	/* normally we would need to skip the entersub here */	1150	/* normally we would need to skip the entersub here */
1137	/* not doing so will re-execute it, which is exactly what we want */	1151	/* not doing so will re-execute it, which is exactly what we want */
1138	/* PL_nop = PL_nop->op_next */	1152	/* PL_nop = PL_nop->op_next */
1139		1153
1140	/* inject a fake subroutine call to cctx_init */	1154	/* inject a fake subroutine call to cctx_init */
1141	cctx_prepare (aTHX_ (coro_cctx *)arg);	1155	cctx_prepare (aTHX);
1142		1156
1143	/* cctx_run is the alternative tail of transfer() */	1157	/* cctx_run is the alternative tail of transfer() */
1144	transfer_tail (aTHX);	1158	transfer_tail (aTHX);
1145		1159
1146	/* somebody or something will hit me for both perl_run and PL_restartop */	1160	/* somebody or something will hit me for both perl_run and PL_restartop */
…		…
1241	cctx_destroy (coro_cctx *cctx)	1255	cctx_destroy (coro_cctx *cctx)
1242	{	1256	{
1243	if (!cctx)	1257	if (!cctx)
1244	return;	1258	return;
1245		1259
		1260	assert (cctx != cctx_current);//D temporary
		1261
1246	--cctx_count;	1262	--cctx_count;
1247	coro_destroy (&cctx->cctx);	1263	coro_destroy (&cctx->cctx);
1248		1264
1249	/* coro_transfer creates new, empty cctx's */	1265	/* coro_transfer creates new, empty cctx's */
1250	if (cctx->sptr)	1266	if (cctx->sptr)
…		…
1335	transfer (pTHX_ struct coro prev, struct coro next, int force_cctx)	1351	transfer (pTHX_ struct coro prev, struct coro next, int force_cctx)
1336	{	1352	{
1337	dSTACKLEVEL;	1353	dSTACKLEVEL;
1338		1354
1339	/* sometimes transfer is only called to set idle_sp */	1355	/* sometimes transfer is only called to set idle_sp */
1340	if (expect_false (!next))	1356	if (expect_false (!prev))
1341	{	1357	{
1342	((coro_cctx *)prev)->idle_sp = STACKLEVEL;	1358	cctx_current->idle_sp = STACKLEVEL;
1343	assert (((coro_cctx )prev)->idle_te = PL_top_env); / just for the side-effect when asserts are enabled */	1359	assert (cctx_current->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */
1344	}	1360	}
1345	else if (expect_true (prev != next))	1361	else if (expect_true (prev != next))
1346	{	1362	{
1347	coro_cctx *prev__cctx;	1363	coro_cctx *cctx_prev;
1348		1364
1349	if (expect_false (prev->flags & CF_NEW))	1365	if (expect_false (prev->flags & CF_NEW))
1350	{	1366	{
1351	/* create a new empty/source context */	1367	/* create a new empty/source context */
1352	prev->cctx = cctx_new_empty ();
1353	prev->flags &= ~CF_NEW;	1368	prev->flags &= ~CF_NEW;
1354	prev->flags \|= CF_RUNNING;	1369	prev->flags \|= CF_RUNNING;
1355	}	1370	}
1356		1371
1357	prev->flags &= ~CF_RUNNING;	1372	prev->flags &= ~CF_RUNNING;
…		…
1368	coro_setup (aTHX_ next);	1383	coro_setup (aTHX_ next);
1369	}	1384	}
1370	else	1385	else
1371	load_perl (aTHX_ next);	1386	load_perl (aTHX_ next);
1372		1387
1373	prev__cctx = prev->cctx;
1374
1375	/* possibly untie and reuse the cctx */	1388	/* possibly untie and reuse the cctx */
1376	if (expect_true (	1389	if (expect_true (
1377	prev__cctx->idle_sp == STACKLEVEL	1390	cctx_current->idle_sp == STACKLEVEL
1378	&& !(prev__cctx->flags & CC_TRACE)	1391	&& !(cctx_current->flags & CC_TRACE)
1379	&& !force_cctx	1392	&& !force_cctx
1380	))	1393	))
1381	{	1394	{
1382	/* I assume that stacklevel is a stronger indicator than PL_top_env changes */	1395	/* I assume that stacklevel is a stronger indicator than PL_top_env changes */
1383	assert (("FATAL: current top_env must equal previous top_env in Coro (please report)", PL_top_env == prev__cctx->idle_te));	1396	assert (("FATAL: current top_env must equal previous top_env in Coro (please report)", PL_top_env == cctx_current->idle_te));
1384
1385	prev->cctx = 0;
1386		1397
1387	/* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */	1398	/* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */
1388	/* without this the next cctx_get might destroy the prev__cctx while still in use */	1399	/* without this the next cctx_get might destroy the prev__cctx while still in use */
1389	if (expect_false (CCTX_EXPIRED (prev__cctx)))	1400	if (expect_false (CCTX_EXPIRED (cctx_current)))
1390	if (!next->cctx)	1401	if (!next->cctx)
1391	next->cctx = cctx_get (aTHX);	1402	next->cctx = cctx_get (aTHX);
1392		1403
1393	cctx_put (prev__cctx);	1404	cctx_put (cctx_current);
		1405	assert (!prev->cctx);//D temporary
1394	}	1406	}
		1407	else
		1408	prev->cctx = cctx_current;
1395		1409
1396	++next->usecount;	1410	++next->usecount;
1397		1411
1398	if (expect_true (!next->cctx))	1412	cctx_prev = cctx_current;
1399	next->cctx = cctx_get (aTHX);	1413	cctx_current = expect_false (next->cctx) ? next->cctx : cctx_get (aTHX);
1400		1414
1401	if (expect_false (prev__cctx != next->cctx))	1415	next->cctx = 0;
		1416
		1417	if (expect_false (cctx_prev != cctx_current))
1402	{	1418	{
1403	prev__cctx->top_env = PL_top_env;	1419	cctx_prev->top_env = PL_top_env;
1404	PL_top_env = next->cctx->top_env;	1420	PL_top_env = cctx_current->top_env;
1405	coro_transfer (&prev__cctx->cctx, &next->cctx->cctx);	1421	coro_transfer (&cctx_prev->cctx, &cctx_current->cctx);
1406	}	1422	}
1407		1423
1408	transfer_tail (aTHX);	1424	transfer_tail (aTHX);
1409	}	1425	}
1410	}	1426	}
…		…
1608	api_is_ready (pTHX_ SV *coro_sv)	1624	api_is_ready (pTHX_ SV *coro_sv)
1609	{	1625	{
1610	return !!(SvSTATE (coro_sv)->flags & CF_READY);	1626	return !!(SvSTATE (coro_sv)->flags & CF_READY);
1611	}	1627	}
1612		1628
		1629	/* expects to own a reference to next->hv */
1613	INLINE void	1630	INLINE void
		1631	prepare_schedule_to (pTHX_ struct coro_transfer_args ta, struct coro next)
		1632	{
		1633	SV *prev_sv = SvRV (coro_current);
		1634
		1635	ta->prev = SvSTATE_hv (prev_sv);
		1636	ta->next = next;
		1637
		1638	TRANSFER_CHECK (*ta);
		1639
		1640	SvRV_set (coro_current, (SV *)next->hv);
		1641
		1642	free_coro_mortal (aTHX);
		1643	coro_mortal = prev_sv;
		1644	}
		1645
		1646	static void
1614	prepare_schedule (pTHX_ struct coro_transfer_args *ta)	1647	prepare_schedule (pTHX_ struct coro_transfer_args *ta)
1615	{	1648	{
1616	SV prev_sv, next_sv;
1617
1618	for (;;)	1649	for (;;)
1619	{	1650	{
1620	next_sv = coro_deq (aTHX);	1651	SV *next_sv = coro_deq (aTHX);
1621		1652
1622	/* nothing to schedule: call the idle handler */
1623	if (expect_false (!next_sv))	1653	if (expect_true (next_sv))
1624	{	1654	{
		1655	struct coro *next = SvSTATE_hv (next_sv);
		1656
		1657	/* cannot transfer to destroyed coros, skip and look for next */
		1658	if (expect_false (next->flags & CF_DESTROYED))
		1659	SvREFCNT_dec (next_sv); /* coro_nready has already been taken care of by destroy */
		1660	else
		1661	{
		1662	next->flags &= ~CF_READY;
		1663	--coro_nready;
		1664
		1665	prepare_schedule_to (aTHX_ ta, next);
		1666	break;
		1667	}
		1668	}
		1669	else
		1670	{
		1671	/* nothing to schedule: call the idle handler */
1625	dSP;	1672	dSP;
1626		1673
1627	ENTER;	1674	ENTER;
1628	SAVETMPS;	1675	SAVETMPS;
1629		1676
…		…
1631	PUTBACK;	1678	PUTBACK;
1632	call_sv (get_sv ("Coro::idle", FALSE), G_VOID \| G_DISCARD);	1679	call_sv (get_sv ("Coro::idle", FALSE), G_VOID \| G_DISCARD);
1633		1680
1634	FREETMPS;	1681	FREETMPS;
1635	LEAVE;	1682	LEAVE;
1636	continue;
1637	}	1683	}
1638
1639	ta->next = SvSTATE_hv (next_sv);
1640
1641	/* cannot transfer to destroyed coros, skip and look for next */
1642	if (expect_false (ta->next->flags & CF_DESTROYED))
1643	{
1644	SvREFCNT_dec (next_sv);
1645	/* coro_nready has already been taken care of by destroy */
1646	continue;
1647	}
1648
1649	--coro_nready;
1650	break;
1651	}	1684	}
1652
1653	/* free this only after the transfer */
1654	prev_sv = SvRV (coro_current);
1655	ta->prev = SvSTATE_hv (prev_sv);
1656	TRANSFER_CHECK (*ta);
1657	assert (("FATAL: next coroutine isn't marked as ready in Coro (please report)", ta->next->flags & CF_READY));
1658	ta->next->flags &= ~CF_READY;
1659	SvRV_set (coro_current, next_sv);
1660
1661	free_coro_mortal (aTHX);
1662	coro_mortal = prev_sv;
1663	}	1685	}
1664		1686
1665	INLINE void	1687	INLINE void
1666	prepare_cede (pTHX_ struct coro_transfer_args *ta)	1688	prepare_cede (pTHX_ struct coro_transfer_args *ta)
1667	{	1689	{
…		…
1688	{	1710	{
1689	struct coro_transfer_args ta;	1711	struct coro_transfer_args ta;
1690		1712
1691	prepare_schedule (aTHX_ &ta);	1713	prepare_schedule (aTHX_ &ta);
1692	TRANSFER (ta, 1);	1714	TRANSFER (ta, 1);
		1715	}
		1716
		1717	static void
		1718	api_schedule_to (pTHX_ SV *coro_sv)
		1719	{
		1720	struct coro_transfer_args ta;
		1721	struct coro *next = SvSTATE (coro_sv);
		1722
		1723	SvREFCNT_inc_NN (coro_sv);
		1724	prepare_schedule_to (aTHX_ &ta, next);
1693	}	1725	}
1694		1726
1695	static int	1727	static int
1696	api_cede (pTHX)	1728	api_cede (pTHX)
1697	{	1729	{
…		…
1746	else	1778	else
1747	coro->slot->runops = RUNOPS_DEFAULT;	1779	coro->slot->runops = RUNOPS_DEFAULT;
1748	}	1780	}
1749	}	1781	}
1750		1782
		1783	static void
		1784	coro_call_on_destroy (pTHX_ struct coro *coro)
		1785	{
		1786	SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0);
		1787	SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0);
		1788
		1789	if (on_destroyp)
		1790	{
		1791	AV on_destroy = (AV )SvRV (*on_destroyp);
		1792
		1793	while (AvFILLp (on_destroy) >= 0)
		1794	{
		1795	dSP; /* don't disturb outer sp */
		1796	SV *cb = av_pop (on_destroy);
		1797
		1798	PUSHMARK (SP);
		1799
		1800	if (statusp)
		1801	{
		1802	int i;
		1803	AV status = (AV )SvRV (*statusp);
		1804	EXTEND (SP, AvFILLp (status) + 1);
		1805
		1806	for (i = 0; i <= AvFILLp (status); ++i)
		1807	PUSHs (AvARRAY (status)[i]);
		1808	}
		1809
		1810	PUTBACK;
		1811	call_sv (sv_2mortal (cb), G_VOID \| G_DISCARD);
		1812	}
		1813	}
		1814	}
		1815
		1816	static void
		1817	slf_init_terminate (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		1818	{
		1819	int i;
		1820	HV hv = (HV )SvRV (coro_current);
		1821	AV *av = newAV ();
		1822
		1823	av_extend (av, items - 1);
		1824	for (i = 0; i < items; ++i)
		1825	av_push (av, SvREFCNT_inc_NN (arg [i]));
		1826
		1827	hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0);
		1828
		1829	av_push (av_destroy, (SV )newRV_inc ((SV )hv)); /* RVinc for perl */
		1830	api_ready (aTHX_ sv_manager);
		1831
		1832	frame->prepare = prepare_schedule;
		1833	frame->check = slf_check_repeat;
		1834	}
		1835
		1836	/*****************************************************************************/
		1837	/* async pool handler */
		1838
		1839	static int
		1840	slf_check_pool_handler (pTHX_ struct CoroSLF *frame)
		1841	{
		1842	HV hv = (HV )SvRV (coro_current);
		1843	struct coro coro = (struct coro )frame->data;
		1844
		1845	if (!coro->invoke_cb)
		1846	return 1; /* loop till we have invoke */
		1847	else
		1848	{
		1849	hv_store (hv, "desc", sizeof ("desc") - 1,
		1850	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
		1851
		1852	coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv);
		1853
		1854	{
		1855	dSP;
		1856	XPUSHs (sv_2mortal (coro->invoke_cb)); coro->invoke_cb = 0;
		1857	PUTBACK;
		1858	}
		1859
		1860	SvREFCNT_dec (GvAV (PL_defgv));
		1861	GvAV (PL_defgv) = coro->invoke_av;
		1862	coro->invoke_av = 0;
		1863
		1864	return 0;
		1865	}
		1866	}
		1867
		1868	static void
		1869	slf_init_pool_handler (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		1870	{
		1871	HV hv = (HV )SvRV (coro_current);
		1872	struct coro coro = SvSTATE_hv ((SV )hv);
		1873
		1874	if (expect_true (coro->saved_deffh))
		1875	{
		1876	/* subsequent iteration */
		1877	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;
		1878	coro->saved_deffh = 0;
		1879
		1880	if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss)
		1881	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
		1882	{
		1883	coro->invoke_cb = SvREFCNT_inc_NN ((SV *)cv_coro_terminate);
		1884	coro->invoke_av = newAV ();
		1885
		1886	frame->prepare = prepare_nop;
		1887	}
		1888	else
		1889	{
		1890	av_clear (GvAV (PL_defgv));
		1891	hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);
		1892
		1893	coro->prio = 0;
		1894
		1895	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
		1896	api_trace (aTHX_ coro_current, 0);
		1897
		1898	frame->prepare = prepare_schedule;
		1899	av_push (av_async_pool, SvREFCNT_inc (hv));
		1900	}
		1901	}
		1902	else
		1903	{
		1904	/* first iteration, simply fall through */
		1905	frame->prepare = prepare_nop;
		1906	}
		1907
		1908	frame->check = slf_check_pool_handler;
		1909	frame->data = (void *)coro;
		1910	}
		1911
1751	/*****************************************************************************/	1912	/*****************************************************************************/
1752	/* rouse callback */	1913	/* rouse callback */
1753		1914
1754	#define CORO_MAGIC_type_rouse PERL_MAGIC_ext	1915	#define CORO_MAGIC_type_rouse PERL_MAGIC_ext
1755		1916
…		…
1760	SV data = (SV )GENSUB_ARG;	1921	SV data = (SV )GENSUB_ARG;
1761		1922
1762	if (SvTYPE (SvRV (data)) != SVt_PVAV)	1923	if (SvTYPE (SvRV (data)) != SVt_PVAV)
1763	{	1924	{
1764	/* first call, set args */	1925	/* first call, set args */
1765	int i;
1766	AV *av = newAV ();	1926	AV *av = newAV ();
1767	SV *coro = SvRV (data);	1927	SV *coro = SvRV (data);
1768		1928
1769	SvRV_set (data, (SV *)av);	1929	SvRV_set (data, (SV *)av);
1770	api_ready (aTHX_ coro);	1930	api_ready (aTHX_ coro);
…		…
1911	static void	2071	static void
1912	slf_init_schedule (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)	2072	slf_init_schedule (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
1913	{	2073	{
1914	frame->prepare = prepare_schedule;	2074	frame->prepare = prepare_schedule;
1915	frame->check = slf_check_nop;	2075	frame->check = slf_check_nop;
		2076	}
		2077
		2078	static void
		2079	slf_prepare_schedule_to (pTHX_ struct coro_transfer_args *ta)
		2080	{
		2081	struct coro next = (struct coro )slf_frame.data;
		2082
		2083	SvREFCNT_inc_NN (next->hv);
		2084	prepare_schedule_to (aTHX_ ta, next);
		2085	}
		2086
		2087	static void
		2088	slf_init_schedule_to (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		2089	{
		2090	if (!items)
		2091	croak ("Coro::schedule_to expects a coroutine argument, caught");
		2092
		2093	frame->data = (void *)SvSTATE (arg [0]);
		2094	frame->prepare = slf_prepare_schedule_to;
		2095	frame->check = slf_check_nop;
		2096	}
		2097
		2098	static void
		2099	slf_init_cede_to (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		2100	{
		2101	api_ready (aTHX_ SvRV (coro_current));
		2102
		2103	slf_init_schedule_to (aTHX_ frame, cv, arg, items);
1916	}	2104	}
1917		2105
1918	static void	2106	static void
1919	slf_init_cede (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)	2107	slf_init_cede (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
1920	{	2108	{
…		…
2066	}	2254	}
2067	else	2255	else
2068	slf_argc = 0;	2256	slf_argc = 0;
2069		2257
2070	PL_op->op_ppaddr = pp_slf;	2258	PL_op->op_ppaddr = pp_slf;
2071	PL_op->op_type = OP_CUSTOM; /* maybe we should leave it at entersub? */	2259	/PL_op->op_type = OP_CUSTOM; / we do behave like entersub still */
2072		2260
2073	PL_op = (OP *)&slf_restore;	2261	PL_op = (OP *)&slf_restore;
2074	}	2262	}
2075		2263
2076	/*****************************************************************************/	2264	/*****************************************************************************/
…		…
2299	{	2487	{
2300	if (items >= 2)	2488	if (items >= 2)
2301	{	2489	{
2302	/* callback form */	2490	/* callback form */
2303	AV av = (AV )SvRV (arg [0]);	2491	AV av = (AV )SvRV (arg [0]);
2304	CV *cb_cv = coro_sv_2cv (arg [1]);	2492	CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]);
2305		2493
2306	av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv));	2494	av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv));
2307		2495
2308	if (SvIVX (AvARRAY (av)[0]) > 0)	2496	if (SvIVX (AvARRAY (av)[0]) > 0)
2309	coro_semaphore_adjust (aTHX_ av, 0);	2497	coro_semaphore_adjust (aTHX_ av, 0);
…		…
2395	dXSARGS;	2583	dXSARGS;
2396	AV state = (AV )GENSUB_ARG;	2584	AV state = (AV )GENSUB_ARG;
2397	SV *coro = av_pop (state);	2585	SV *coro = av_pop (state);
2398	SV *data_sv = newSV (sizeof (struct io_state));	2586	SV *data_sv = newSV (sizeof (struct io_state));
2399		2587
2400	av_extend (state, items);	2588	av_extend (state, items - 1);
2401		2589
2402	sv_upgrade (data_sv, SVt_PV);	2590	sv_upgrade (data_sv, SVt_PV);
2403	SvCUR_set (data_sv, sizeof (struct io_state));	2591	SvCUR_set (data_sv, sizeof (struct io_state));
2404	SvPOK_only (data_sv);	2592	SvPOK_only (data_sv);
2405		2593
…		…
2540	XSRETURN_EMPTY;	2728	XSRETURN_EMPTY;
2541	}	2729	}
2542		2730
2543	/*****************************************************************************/	2731	/*****************************************************************************/
2544		2732
		2733	#if CORO_CLONE
		2734	# include "clone.c"
		2735	#endif
		2736
2545	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_	2737	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
2546		2738
2547	PROTOTYPES: DISABLE	2739	PROTOTYPES: DISABLE
2548		2740
2549	BOOT:	2741	BOOT:
…		…
2553	coro_thx = PERL_GET_CONTEXT;	2745	coro_thx = PERL_GET_CONTEXT;
2554	# endif	2746	# endif
2555	#endif	2747	#endif
2556	BOOT_PAGESIZE;	2748	BOOT_PAGESIZE;
2557		2749
		2750	cctx_current = cctx_new_empty ();
		2751
2558	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	2752	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
2559	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	2753	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
2560		2754
2561	orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get;	2755	orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get;
2562	orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set;	2756	orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set;
…		…
2581		2775
2582	{	2776	{
2583	SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf)));	2777	SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf)));
2584		2778
2585	if (!PL_custom_op_names) PL_custom_op_names = newHV ();	2779	if (!PL_custom_op_names) PL_custom_op_names = newHV ();
2586	hv_store_ent (PL_custom_op_names, slf,	2780	hv_store_ent (PL_custom_op_names, slf, newSVpv ("coro_slf", 0), 0);
2587	newSVpv ("coro_slf", 0), 0);
2588		2781
2589	if (!PL_custom_op_descs) PL_custom_op_descs = newHV ();	2782	if (!PL_custom_op_descs) PL_custom_op_descs = newHV ();
2590	hv_store_ent (PL_custom_op_descs, slf,	2783	hv_store_ent (PL_custom_op_descs, slf, newSVpv ("coro schedule like function", 0), 0);
2591	newSVpv ("coro schedule like function", 0), 0);
2592	}	2784	}
2593		2785
2594	coroapi.ver = CORO_API_VERSION;	2786	coroapi.ver = CORO_API_VERSION;
2595	coroapi.rev = CORO_API_REVISION;	2787	coroapi.rev = CORO_API_REVISION;
2596		2788
…		…
2627	CV *cb;	2819	CV *cb;
2628	int i;	2820	int i;
2629		2821
2630	if (items > 1)	2822	if (items > 1)
2631	{	2823	{
2632	cb = coro_sv_2cv (ST (1));	2824	cb = coro_sv_2cv (aTHX_ ST (1));
2633		2825
2634	if (!ix)	2826	if (!ix)
2635	{	2827	{
2636	if (CvISXSUB (cb))	2828	if (CvISXSUB (cb))
2637	croak ("Coro::State doesn't support XS functions as coroutine start, caught");	2829	croak ("Coro::State doesn't support XS functions as coroutine start, caught");
…		…
2654	mg->mg_flags \|= MGf_DUP;	2846	mg->mg_flags \|= MGf_DUP;
2655	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));	2847	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
2656		2848
2657	if (items > 1)	2849	if (items > 1)
2658	{	2850	{
2659	av_extend (coro->args, items - 1 + ix);	2851	av_extend (coro->args, items - 1 + ix - 1);
2660		2852
2661	if (ix)	2853	if (ix)
2662	{	2854	{
2663	av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));	2855	av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));
2664	cb = cv_coro_run;	2856	cb = cv_coro_run;
…		…
2689	void	2881	void
2690	_exit (int code)	2882	_exit (int code)
2691	PROTOTYPE: $	2883	PROTOTYPE: $
2692	CODE:	2884	CODE:
2693	_exit (code);	2885	_exit (code);
		2886
		2887	SV *
		2888	clone (Coro::State coro)
		2889	CODE:
		2890	{
		2891	#if CORO_CLONE
		2892	struct coro *ncoro = coro_clone (coro);
		2893	MAGIC *mg;
		2894	/* TODO: too much duplication */
		2895	ncoro->hv = newHV ();
		2896	mg = sv_magicext ((SV )ncoro->hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char )ncoro, 0);
		2897	mg->mg_flags \|= MGf_DUP;
		2898	RETVAL = sv_bless (newRV_noinc ((SV *)ncoro->hv), SvSTASH (coro->hv));
		2899	#else
		2900	croak ("Coro::State->clone has not been configured into this installation of Coro, realised");
		2901	#endif
		2902	}
		2903	OUTPUT:
		2904	RETVAL
2694		2905
2695	int	2906	int
2696	cctx_stacksize (int new_stacksize = 0)	2907	cctx_stacksize (int new_stacksize = 0)
2697	PROTOTYPE: ;$	2908	PROTOTYPE: ;$
2698	CODE:	2909	CODE:
…		…
2819		3030
2820	SV *	3031	SV *
2821	has_cctx (Coro::State coro)	3032	has_cctx (Coro::State coro)
2822	PROTOTYPE: $	3033	PROTOTYPE: $
2823	CODE:	3034	CODE:
2824	RETVAL = boolSV (!!coro->cctx);	3035	/* maybe manage the running flag differently */
		3036	RETVAL = boolSV (!!coro->cctx \|\| (coro->flags & CF_RUNNING));
2825	OUTPUT:	3037	OUTPUT:
2826	RETVAL	3038	RETVAL
2827		3039
2828	int	3040	int
2829	is_traced (Coro::State coro)	3041	is_traced (Coro::State coro)
…		…
2849		3061
2850	void	3062	void
2851	force_cctx ()	3063	force_cctx ()
2852	PROTOTYPE:	3064	PROTOTYPE:
2853	CODE:	3065	CODE:
2854	SvSTATE_current->cctx->idle_sp = 0;	3066	cctx_current->idle_sp = 0;
2855		3067
2856	void	3068	void
2857	swap_defsv (Coro::State self)	3069	swap_defsv (Coro::State self)
2858	PROTOTYPE: $	3070	PROTOTYPE: $
2859	ALIAS:	3071	ALIAS:
…		…
2874		3086
2875	BOOT:	3087	BOOT:
2876	{	3088	{
2877	int i;	3089	int i;
2878		3090
2879	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
2880	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	3091	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
2881	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	3092	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
2882	cv_coro_run = get_cv (aTHX_ "Coro::_terminate", GV_ADD);	3093	cv_coro_run = get_cv ( "Coro::_terminate", GV_ADD);
		3094	cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD);
2883	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE);	3095	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);
2884	SvREADONLY_on (coro_current);	3096	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
		3097	av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE);
		3098	sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE);
		3099
		3100	sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle);
		3101	sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro);
		3102	cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler);
		3103	cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new);
2885		3104
2886	coro_stash = gv_stashpv ("Coro", TRUE);	3105	coro_stash = gv_stashpv ("Coro", TRUE);
2887		3106
2888	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));	3107	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
2889	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));	3108	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
…		…
2897		3116
2898	{	3117	{
2899	SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE);	3118	SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE);
2900		3119
2901	coroapi.schedule = api_schedule;	3120	coroapi.schedule = api_schedule;
		3121	coroapi.schedule_to = api_schedule_to;
2902	coroapi.cede = api_cede;	3122	coroapi.cede = api_cede;
2903	coroapi.cede_notself = api_cede_notself;	3123	coroapi.cede_notself = api_cede_notself;
2904	coroapi.ready = api_ready;	3124	coroapi.ready = api_ready;
2905	coroapi.is_ready = api_is_ready;	3125	coroapi.is_ready = api_is_ready;
2906	coroapi.nready = coro_nready;	3126	coroapi.nready = coro_nready;
…		…
2911	SvREADONLY_on (sv);	3131	SvREADONLY_on (sv);
2912	}	3132	}
2913	}	3133	}
2914		3134
2915	void	3135	void
		3136	terminate (...)
		3137	CODE:
		3138	CORO_EXECUTE_SLF_XS (slf_init_terminate);
		3139
		3140	void
2916	schedule (...)	3141	schedule (...)
2917	CODE:	3142	CODE:
2918	CORO_EXECUTE_SLF_XS (slf_init_schedule);	3143	CORO_EXECUTE_SLF_XS (slf_init_schedule);
		3144
		3145	void
		3146	schedule_to (...)
		3147	CODE:
		3148	CORO_EXECUTE_SLF_XS (slf_init_schedule_to);
		3149
		3150	void
		3151	cede_to (...)
		3152	CODE:
		3153	CORO_EXECUTE_SLF_XS (slf_init_cede_to);
2919		3154
2920	void	3155	void
2921	cede (...)	3156	cede (...)
2922	CODE:	3157	CODE:
2923	CORO_EXECUTE_SLF_XS (slf_init_cede);	3158	CORO_EXECUTE_SLF_XS (slf_init_cede);
2924		3159
2925	void	3160	void
2926	cede_notself (...)	3161	cede_notself (...)
2927	CODE:	3162	CODE:
2928	CORO_EXECUTE_SLF_XS (slf_init_cede_notself);	3163	CORO_EXECUTE_SLF_XS (slf_init_cede_notself);
		3164
		3165	void
		3166	_cancel (Coro::State self)
		3167	CODE:
		3168	coro_state_destroy (aTHX_ self);
		3169	coro_call_on_destroy (aTHX_ self);
2929		3170
2930	void	3171	void
2931	_set_current (SV *current)	3172	_set_current (SV *current)
2932	PROTOTYPE: $	3173	PROTOTYPE: $
2933	CODE:	3174	CODE:
…		…
2978	CODE:	3219	CODE:
2979	RETVAL = coro_nready;	3220	RETVAL = coro_nready;
2980	OUTPUT:	3221	OUTPUT:
2981	RETVAL	3222	RETVAL
2982		3223
2983	# for async_pool speedup
2984	void	3224	void
2985	_pool_1 (SV *cb)	3225	_pool_handler (...)
2986	CODE:	3226	CODE:
2987	{	3227	CORO_EXECUTE_SLF_XS (slf_init_pool_handler);
2988	HV hv = (HV )SvRV (coro_current);
2989	struct coro coro = SvSTATE_hv ((SV )hv);
2990	AV *defav = GvAV (PL_defgv);
2991	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
2992	AV *invoke_av;
2993	int i, len;
2994		3228
2995	if (!invoke)	3229	void
		3230	async_pool (SV *cv, ...)
		3231	PROTOTYPE: &@
		3232	PPCODE:
		3233	{
		3234	HV hv = (HV )av_pop (av_async_pool);
		3235	AV *av = newAV ();
		3236	SV *cb = ST (0);
		3237	int i;
		3238
		3239	av_extend (av, items - 2);
		3240	for (i = 1; i < items; ++i)
		3241	av_push (av, SvREFCNT_inc_NN (ST (i)));
		3242
		3243	if ((SV *)hv == &PL_sv_undef)
2996	{	3244	{
2997	SV *old = PL_diehook;	3245	PUSHMARK (SP);
2998	PL_diehook = 0;	3246	EXTEND (SP, 2);
2999	SvREFCNT_dec (old);	3247	PUSHs (sv_Coro);
3000	croak ("\3async_pool terminate\2\n");	3248	PUSHs ((SV *)cv_pool_handler);
		3249	PUTBACK;
		3250	call_sv ((SV *)cv_coro_state_new, G_SCALAR);
		3251	SPAGAIN;
		3252
		3253	hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs));
3001	}	3254	}
3002		3255
3003	SvREFCNT_dec (coro->saved_deffh);
3004	coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv);
3005
3006	hv_store (hv, "desc", sizeof ("desc") - 1,
3007	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
3008
3009	invoke_av = (AV *)SvRV (invoke);
3010	len = av_len (invoke_av);
3011
3012	sv_setsv (cb, AvARRAY (invoke_av)[0]);
3013
3014	if (len > 0)
3015	{	3256	{
3016	av_fill (defav, len - 1);	3257	struct coro *coro = SvSTATE_hv (hv);
3017	for (i = 0; i < len; ++i)	3258
3018	av_store (defav, i, SvREFCNT_inc_NN (AvARRAY (invoke_av)[i + 1]));	3259	assert (!coro->invoke_cb);
		3260	assert (!coro->invoke_av);
		3261	coro->invoke_cb = SvREFCNT_inc (cb);
		3262	coro->invoke_av = av;
3019	}	3263	}
3020	}
3021		3264
3022	void	3265	api_ready (aTHX_ (SV *)hv);
3023	_pool_2 (SV *cb)
3024	CODE:
3025	{
3026	HV hv = (HV )SvRV (coro_current);
3027	struct coro coro = SvSTATE_hv ((SV )hv);
3028		3266
3029	sv_setsv (cb, &PL_sv_undef);	3267	if (GIMME_V != G_VOID)
3030		3268	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
3031	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;	3269	else
3032	coro->saved_deffh = 0;
3033
3034	if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss)
3035	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
3036	{
3037	SV *old = PL_diehook;
3038	PL_diehook = 0;
3039	SvREFCNT_dec (old);	3270	SvREFCNT_dec (hv);
3040	croak ("\3async_pool terminate\2\n");
3041	}
3042
3043	av_clear (GvAV (PL_defgv));
3044	hv_store (hv, "desc", sizeof ("desc") - 1,
3045	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
3046
3047	coro->prio = 0;
3048
3049	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
3050	api_trace (aTHX_ coro_current, 0);
3051
3052	av_push (av_async_pool, newSVsv (coro_current));
3053	}	3271	}
3054		3272
3055	SV *	3273	SV *
3056	rouse_cb ()	3274	rouse_cb ()
3057	PROTOTYPE:	3275	PROTOTYPE:
…		…
3231		3449
3232	void	3450	void
3233	_register (char target, char proto, SV *req)	3451	_register (char target, char proto, SV *req)
3234	CODE:	3452	CODE:
3235	{	3453	{
3236	CV *req_cv = coro_sv_2cv (req);	3454	CV *req_cv = coro_sv_2cv (aTHX_ req);
3237	/* newXSproto doesn't return the CV on 5.8 */	3455	/* newXSproto doesn't return the CV on 5.8 */
3238	CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);	3456	CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);
3239	sv_setpv ((SV *)slf_cv, proto);	3457	sv_setpv ((SV *)slf_cv, proto);
3240	sv_magicext ((SV )slf_cv, (SV )req_cv, CORO_MAGIC_type_aio, 0, 0, 0);	3458	sv_magicext ((SV )slf_cv, (SV )req_cv, CORO_MAGIC_type_aio, 0, 0, 0);
3241	}	3459	}

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+Changed lines
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Comparing Coro/Coro/State.xs (file contents): Revision 1.310 by root, Wed Nov 19 16:01:32 2008 UTC vs. Revision 1.323 by root, Sat Nov 22 06:03:10 2008 UTC

Diff Legend

Comparing Coro/Coro/State.xs (file contents):
Revision 1.310 by root, Wed Nov 19 16:01:32 2008 UTC vs.
Revision 1.323 by root, Sat Nov 22 06:03:10 2008 UTC