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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.199 by root, Sun Oct 7 13:53:37 2007 UTC vs.
Revision 1.215 by root, Sun Oct 14 19:34:09 2007 UTC

…		…
10	#include "patchlevel.h"	10	#include "patchlevel.h"
11		11
12	#include <stdio.h>	12	#include <stdio.h>
13	#include <errno.h>	13	#include <errno.h>
14	#include <assert.h>	14	#include <assert.h>
		15	#include <inttypes.h> /* portable stdint.h */
15		16
16	#ifdef HAVE_MMAP	17	#ifdef HAVE_MMAP
17	# include <unistd.h>	18	# include <unistd.h>
18	# include <sys/mman.h>	19	# include <sys/mman.h>
19	# ifndef MAP_ANONYMOUS	20	# ifndef MAP_ANONYMOUS
…		…
148	static HV coro_state_stash, coro_stash;	149	static HV coro_state_stash, coro_stash;
149	static SV coro_mortal; / will be freed after next transfer */	150	static SV coro_mortal; / will be freed after next transfer */
150		151
151	static GV irsgv; / $/ */	152	static GV irsgv; / $/ */
152	static GV stdoutgv; / STDOUT /	153	static GV stdoutgv; / STDOUT /
153	static SV *sv_diehook;	154	static SV *rv_diehook;
154	static SV *sv_warnhook;	155	static SV *rv_warnhook;
		156	static HV hv_sig; / %SIG */
155		157
156	/* async_pool helper stuff */	158	/* async_pool helper stuff */
157	static SV *sv_pool_rss;	159	static SV *sv_pool_rss;
158	static SV *sv_pool_size;	160	static SV *sv_pool_size;
159	static AV *av_async_pool;	161	static AV *av_async_pool;
…		…
217		219
218	/* process data */	220	/* process data */
219	AV *mainstack;	221	AV *mainstack;
220	perl_slots slot; / basically the saved sp */	222	perl_slots slot; / basically the saved sp */
221		223
222	/* data associated with this coroutine (initial args) */	224	AV args; / data associated with this coroutine (initial args) */
223	AV *args;	225	int refcnt; /* coroutines are refcounted, yes */
224	int refcnt;
225	int flags; /* CF_ flags */	226	int flags; /* CF_ flags */
		227	HV hv; / the perl hash associated with this coro, if any */
226		228
227	/* statistics */	229	/* statistics */
228	int usecount; /* number of transfers to this coro */	230	int usecount; /* number of transfers to this coro */
229		231
230	/* coro process data */	232	/* coro process data */
231	int prio;	233	int prio;
232	SV *throw;	234	SV throw; / exception to be thrown */
233		235
234	/* async_pool */	236	/* async_pool */
235	SV *saved_deffh;	237	SV *saved_deffh;
236		238
237	/* linked list */	239	/* linked list */
238	struct coro next, prev;	240	struct coro next, prev;
239	HV hv; / the perl hash associated with this coro, if any */
240	};	241	};
241		242
242	typedef struct coro *Coro__State;	243	typedef struct coro *Coro__State;
243	typedef struct coro *Coro__State_or_hashref;	244	typedef struct coro *Coro__State_or_hashref;
244		245
…		…
258	static struct coro *coro_first;	259	static struct coro *coro_first;
259		260
260	/ lowlevel stuff ********************************************************/	261	/ lowlevel stuff ********************************************************/
261		262
262	static SV *	263	static SV *
263	coro_get_sv (const char *name, int create)	264	coro_get_sv (pTHX_ const char *name, int create)
264	{	265	{
265	#if PERL_VERSION_ATLEAST (5,9,0)	266	#if PERL_VERSION_ATLEAST (5,9,0)
266	/* silence stupid and wrong 5.10 warning that I am unable to switch off */	267	/* silence stupid and wrong 5.10 warning that I am unable to switch off */
267	get_sv (name, create);	268	get_sv (name, create);
268	#endif	269	#endif
269	return get_sv (name, create);	270	return get_sv (name, create);
270	}	271	}
271		272
272	static SV *	273	static AV *
273	coro_get_av (const char *name, int create)	274	coro_get_av (pTHX_ const char *name, int create)
274	{	275	{
275	#if PERL_VERSION_ATLEAST (5,9,0)	276	#if PERL_VERSION_ATLEAST (5,9,0)
276	/* silence stupid and wrong 5.10 warning that I am unable to switch off */	277	/* silence stupid and wrong 5.10 warning that I am unable to switch off */
277	get_av (name, create);	278	get_av (name, create);
278	#endif	279	#endif
279	return get_av (name, create);	280	return get_av (name, create);
		281	}
		282
		283	static HV *
		284	coro_get_hv (pTHX_ const char *name, int create)
		285	{
		286	#if PERL_VERSION_ATLEAST (5,9,0)
		287	/* silence stupid and wrong 5.10 warning that I am unable to switch off */
		288	get_hv (name, create);
		289	#endif
		290	return get_hv (name, create);
280	}	291	}
281		292
282	static AV *	293	static AV *
283	coro_clone_padlist (pTHX_ CV *cv)	294	coro_clone_padlist (pTHX_ CV *cv)
284	{	295	{
…		…
333		344
334	/* casting is fun. */	345	/* casting is fun. */
335	while (&PL_sv_undef != (SV )(padlist = (AV )av_pop (av)))	346	while (&PL_sv_undef != (SV )(padlist = (AV )av_pop (av)))
336	free_padlist (aTHX_ padlist);	347	free_padlist (aTHX_ padlist);
337		348
338	SvREFCNT_dec (av);
339
340	return 0;	349	return 0;
341	}	350	}
342		351
343	#define PERL_MAGIC_coro PERL_MAGIC_ext	352	#define CORO_MAGIC_type_cv PERL_MAGIC_ext
		353	#define CORO_MAGIC_type_state PERL_MAGIC_ext
344		354
345	static MGVTBL vtbl_coro = {0, 0, 0, 0, coro_cv_free};	355	static MGVTBL coro_cv_vtbl = {
		356	0, 0, 0, 0,
		357	coro_cv_free
		358	};
346		359
347	#define CORO_MAGIC(cv) \	360	#define CORO_MAGIC(sv,type) \
348	SvMAGIC (cv) \	361	SvMAGIC (sv) \
349	? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \	362	? SvMAGIC (sv)->mg_type == type \
350	? SvMAGIC (cv) \	363	? SvMAGIC (sv) \
351	: mg_find ((SV *)cv, PERL_MAGIC_coro) \	364	: mg_find (sv, type) \
352	: 0	365	: 0
		366
		367	#define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv)
		368	#define CORO_MAGIC_state(sv) CORO_MAGIC (((SV *)(sv)), CORO_MAGIC_type_state)
353		369
354	static struct coro *	370	static struct coro *
355	SvSTATE_ (pTHX_ SV *coro)	371	SvSTATE_ (pTHX_ SV *coro)
356	{	372	{
357	HV *stash;	373	HV *stash;
…		…
369	/* very slow, but rare, check */	385	/* very slow, but rare, check */
370	if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State"))	386	if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State"))
371	croak ("Coro::State object required");	387	croak ("Coro::State object required");
372	}	388	}
373		389
374	mg = CORO_MAGIC (coro);	390	mg = CORO_MAGIC_state (coro);
375	return (struct coro *)mg->mg_ptr;	391	return (struct coro *)mg->mg_ptr;
376	}	392	}
377		393
378	#define SvSTATE(sv) SvSTATE_ (aTHX_ (sv))	394	#define SvSTATE(sv) SvSTATE_ (aTHX_ (sv))
379		395
380	/* the next two functions merely cache the padlists */	396	/* the next two functions merely cache the padlists */
381	static void	397	static void
382	get_padlist (pTHX_ CV *cv)	398	get_padlist (pTHX_ CV *cv)
383	{	399	{
384	MAGIC *mg = CORO_MAGIC (cv);	400	MAGIC *mg = CORO_MAGIC_cv (cv);
385	AV *av;	401	AV *av;
386		402
387	if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))	403	if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))
388	CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];	404	CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];
389	else	405	else
…		…
401	}	417	}
402		418
403	static void	419	static void
404	put_padlist (pTHX_ CV *cv)	420	put_padlist (pTHX_ CV *cv)
405	{	421	{
406	MAGIC *mg = CORO_MAGIC (cv);	422	MAGIC *mg = CORO_MAGIC_cv (cv);
407	AV *av;	423	AV *av;
408		424
409	if (expect_false (!mg))	425	if (expect_false (!mg))
410	{	426	mg = sv_magicext ((SV )cv, (SV )newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0);
411	sv_magic ((SV *)cv, 0, PERL_MAGIC_coro, 0, 0);
412	mg = mg_find ((SV *)cv, PERL_MAGIC_coro);
413	mg->mg_virtual = &vtbl_coro;
414	mg->mg_obj = (SV *)newAV ();
415	}
416		427
417	av = (AV *)mg->mg_obj;	428	av = (AV *)mg->mg_obj;
418		429
419	if (expect_false (AvFILLp (av) >= AvMAX (av)))	430	if (expect_false (AvFILLp (av) >= AvMAX (av)))
420	av_extend (av, AvMAX (av) + 1);	431	av_extend (av, AvMAX (av) + 1);
…		…
507		518
508	PUTBACK;	519	PUTBACK;
509	}	520	}
510		521
511	/* allocate some space on the context stack for our purposes */	522	/* allocate some space on the context stack for our purposes */
		523	/* we manually unroll here, as usually 2 slots is enough */
		524	if (SLOT_COUNT >= 1) CXINC;
		525	if (SLOT_COUNT >= 2) CXINC;
		526	if (SLOT_COUNT >= 3) CXINC;
512	{	527	{
513	/* we manually unroll here, as usually 2 slots is enough */
514	int i;	528	int i;
515	if (SLOT_COUNT >= 1) CXINC;
516	if (SLOT_COUNT >= 2) CXINC;
517	if (SLOT_COUNT >= 3) CXINC;
518	for (i = 3; i < SLOT_COUNT; ++i)	529	for (i = 3; i < SLOT_COUNT; ++i)
519	CXINC;	530	CXINC;
520
521	cxstack_ix -= SLOT_COUNT; /* undo allocation */
522	}	531	}
		532	cxstack_ix -= SLOT_COUNT; /* undo allocation */
523		533
524	c->mainstack = PL_mainstack;	534	c->mainstack = PL_mainstack;
525		535
526	{	536	{
527	perl_slots slot = c->slot = (perl_slots )(cxstack + cxstack_ix + 1);	537	perl_slots slot = c->slot = (perl_slots )(cxstack + cxstack_ix + 1);
…		…
654	return rss;	664	return rss;
655	}	665	}
656		666
657	/ coroutine stack handling **********************************************/	667	/ coroutine stack handling **********************************************/
658		668
		669	#if 0
		670	static int (orig_sigelem_get) (pTHX_ SV sv, MAGIC *mg);
		671
		672	/*
		673	* This overrides the default magic get method of %SIG elements.
		674	* The original one doesn't provide for reading back of PL_diehook/PL_warnhook
		675	* and instead of tryign to save and restore the hash elements, we just provide
		676	* readback here.
		677	* We only do this when the hook is != 0, as they are often set to 0 temporarily,
		678	* not expecting this to actually change the hook. This is a potential problem
		679	* when a schedule happens then, but we ignore this.
		680	*/
		681	static int
		682	coro_sigelem_get (pTHX_ SV sv, MAGIC mg)
		683	{
		684	return orig_sigelem_get (aTHX_ sv, mg);
		685	const char *s = MgPV_nolen_const (mg);
		686
		687	if (*s == '_')
		688	{
		689	if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0;
		690	if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0;
		691	}
		692
		693	return orig_sigelem_get (aTHX_ sv, mg);
		694	}
		695	#endif
		696
659	static void	697	static void
660	coro_setup (pTHX_ struct coro *coro)	698	coro_setup (pTHX_ struct coro *coro)
661	{	699	{
662	/*	700	/*
663	* emulate part of the perl startup here.	701	* emulate part of the perl startup here.
…		…
671	PL_curpm = 0;	709	PL_curpm = 0;
672	PL_curpad = 0;	710	PL_curpad = 0;
673	PL_localizing = 0;	711	PL_localizing = 0;
674	PL_dirty = 0;	712	PL_dirty = 0;
675	PL_restartop = 0;	713	PL_restartop = 0;
		714
		715	/* recreate the die/warn hooks */
		716	PL_diehook = 0;
		717	hv_store (hv_sig, "__DIE__", sizeof ("__DIE__") - 1, newSV (0), 0);
676	PL_diehook = SvREFCNT_inc (sv_diehook);	718	PL_diehook = SvREFCNT_inc (rv_diehook);
		719
		720	PL_warnhook = 0;
		721	hv_store (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, newSV (0), 0);
677	PL_warnhook = SvREFCNT_inc (sv_warnhook);	722	PL_warnhook = SvREFCNT_inc (rv_warnhook);
678		723
679	GvSV (PL_defgv) = newSV (0);	724	GvSV (PL_defgv) = newSV (0);
680	GvAV (PL_defgv) = coro->args; coro->args = 0;	725	GvAV (PL_defgv) = coro->args; coro->args = 0;
681	GvSV (PL_errgv) = newSV (0);	726	GvSV (PL_errgv) = newSV (0);
682	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);	727	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
…		…
697	PL_op = (OP *)&myop;	742	PL_op = (OP *)&myop;
698	PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);	743	PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);
699	SPAGAIN;	744	SPAGAIN;
700	}	745	}
701		746
702	ENTER; /* necessary e.g. for dounwind and to balance the xsub-entersub */	747	/* this newly created coroutine might be run on an existing cctx which most
		748	* likely was suspended in set_stacklevel, called from entersub.
		749	* set_stacklevl doesn't do anything on return, but entersub does LEAVE,
		750	* so we ENTER here for symmetry
		751	*/
		752	ENTER;
703	}	753	}
704		754
705	static void	755	static void
706	coro_destroy (pTHX_ struct coro *coro)	756	coro_destroy (pTHX_ struct coro *coro)
707	{	757	{
…		…
874		924
875	/* inject a fake call to Coro::State::_cctx_init into the execution */	925	/* inject a fake call to Coro::State::_cctx_init into the execution */
876	/* _cctx_init should be careful, as it could be called at almost any time */	926	/* _cctx_init should be careful, as it could be called at almost any time */
877	/* during execution of a perl program */	927	/* during execution of a perl program */
878	static void NOINLINE	928	static void NOINLINE
879	prepare_cctx (pTHX_ coro_cctx *cctx)	929	cctx_prepare (pTHX_ coro_cctx *cctx)
880	{	930	{
881	dSP;	931	dSP;
882	LOGOP myop;	932	LOGOP myop;
883		933
884	PL_top_env = &PL_start_env;	934	PL_top_env = &PL_start_env;
…		…
902		952
903	/*	953	/*
904	* this is a _very_ stripped down perl interpreter ;)	954	* this is a _very_ stripped down perl interpreter ;)
905	*/	955	*/
906	static void	956	static void
907	coro_run (void *arg)	957	cctx_run (void *arg)
908	{	958	{
909	dTHX;	959	dTHX;
910		960
911	/* coro_run is the alternative tail of transfer(), so unlock here. */	961	/* cctx_run is the alternative tail of transfer(), so unlock here. */
912	UNLOCK;	962	UNLOCK;
913		963
914	/* we now skip the entersub that lead to transfer() */	964	/* we now skip the entersub that lead to transfer() */
915	PL_op = PL_op->op_next;	965	PL_op = PL_op->op_next;
916		966
917	/* inject a fake subroutine call to cctx_init */	967	/* inject a fake subroutine call to cctx_init */
918	prepare_cctx (aTHX_ (coro_cctx *)arg);	968	cctx_prepare (aTHX_ (coro_cctx *)arg);
919		969
920	/* somebody or something will hit me for both perl_run and PL_restartop */	970	/* somebody or something will hit me for both perl_run and PL_restartop */
921	PL_restartop = PL_op;	971	PL_restartop = PL_op;
922	perl_run (PL_curinterp);	972	perl_run (PL_curinterp);
923		973
…		…
942	++cctx_count;	992	++cctx_count;
943		993
944	Newz (0, cctx, 1, coro_cctx);	994	Newz (0, cctx, 1, coro_cctx);
945		995
946	#if HAVE_MMAP	996	#if HAVE_MMAP
947
948	cctx->ssize = ((coro_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE;	997	cctx->ssize = ((coro_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE;
949	/* mmap supposedly does allocate-on-write for us */	998	/* mmap supposedly does allocate-on-write for us */
950	cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC\|PROT_READ\|PROT_WRITE, MAP_PRIVATE\|MAP_ANONYMOUS, 0, 0);	999	cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC\|PROT_READ\|PROT_WRITE, MAP_PRIVATE\|MAP_ANONYMOUS, 0, 0);
951		1000
952	if (cctx->sptr != (void *)-1)	1001	if (cctx->sptr != (void *)-1)
…		…
973	stack_start = cctx->sptr;	1022	stack_start = cctx->sptr;
974	stack_size = cctx->ssize;	1023	stack_size = cctx->ssize;
975	}	1024	}
976		1025
977	REGISTER_STACK (cctx, (char )stack_start, (char )stack_start + stack_size);	1026	REGISTER_STACK (cctx, (char )stack_start, (char )stack_start + stack_size);
978	coro_create (&cctx->cctx, coro_run, (void *)cctx, stack_start, stack_size);	1027	coro_create (&cctx->cctx, cctx_run, (void *)cctx, stack_start, stack_size);
979		1028
980	return cctx;	1029	return cctx;
981	}	1030	}
982		1031
983	static void	1032	static void
…		…
1095	prev->flags &= ~CF_RUNNING;	1144	prev->flags &= ~CF_RUNNING;
1096	next->flags \|= CF_RUNNING;	1145	next->flags \|= CF_RUNNING;
1097		1146
1098	LOCK;	1147	LOCK;
1099		1148
		1149	/* first get rid of the old state */
		1150	save_perl (aTHX_ prev);
		1151
1100	if (expect_false (next->flags & CF_NEW))	1152	if (expect_false (next->flags & CF_NEW))
1101	{	1153	{
1102	/* need to start coroutine */	1154	/* need to start coroutine */
1103	next->flags &= ~CF_NEW;	1155	next->flags &= ~CF_NEW;
1104	/* first get rid of the old state */
1105	save_perl (aTHX_ prev);
1106	/* setup coroutine call */	1156	/* setup coroutine call */
1107	coro_setup (aTHX_ next);	1157	coro_setup (aTHX_ next);
1108	}	1158	}
1109	else	1159	else
1110	{
1111	/* coroutine already started */
1112	save_perl (aTHX_ prev);
1113	load_perl (aTHX_ next);	1160	load_perl (aTHX_ next);
1114	}
1115		1161
1116	prev__cctx = prev->cctx;	1162	prev__cctx = prev->cctx;
1117		1163
1118	/* possibly "free" the cctx */	1164	/* possibly "free" the cctx */
1119	if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE)))	1165	if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE)))
…		…
1124	prev->cctx = 0;	1170	prev->cctx = 0;
1125		1171
1126	/* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */	1172	/* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */
1127	/* without this the next cctx_get might destroy the prev__cctx while still in use */	1173	/* without this the next cctx_get might destroy the prev__cctx while still in use */
1128	if (expect_false (CCTX_EXPIRED (prev__cctx)))	1174	if (expect_false (CCTX_EXPIRED (prev__cctx)))
		1175	if (!next->cctx)
1129	next->cctx = cctx_get (aTHX);	1176	next->cctx = cctx_get (aTHX);
1130		1177
1131	cctx_put (prev__cctx);	1178	cctx_put (prev__cctx);
1132	}	1179	}
1133		1180
1134	++next->usecount;	1181	++next->usecount;
…		…
1486	#endif	1533	#endif
1487	BOOT_PAGESIZE;	1534	BOOT_PAGESIZE;
1488		1535
1489	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	1536	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
1490	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	1537	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
1491		1538	#if 0
1492	sv_diehook = coro_get_sv ("Coro::State::DIEHOOK" , TRUE);	1539	orig_sigelem_get = PL_vtbl_sigelem.svt_get;
1493	sv_warnhook = coro_get_sv ("Coro::State::WARNHOOK", TRUE);	1540	PL_vtbl_sigelem.svt_get = coro_sigelem_get;
1494		1541	#endif
1495	if (!PL_diehook) PL_diehook = SvREFCNT_inc (sv_diehook);	1542	hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
1496	if (!PL_warnhook) PL_warnhook = SvREFCNT_inc (sv_warnhook);	1543	rv_diehook = SvREFCNT_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
		1544	rv_warnhook = SvREFCNT_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
1497		1545
1498	coro_state_stash = gv_stashpv ("Coro::State", TRUE);	1546	coro_state_stash = gv_stashpv ("Coro::State", TRUE);
1499		1547
1500	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));	1548	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
1501	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));	1549	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
…		…
1507		1555
1508	while (main_top_env->je_prev)	1556	while (main_top_env->je_prev)
1509	main_top_env = main_top_env->je_prev;	1557	main_top_env = main_top_env->je_prev;
1510		1558
1511	coroapi.ver = CORO_API_VERSION;	1559	coroapi.ver = CORO_API_VERSION;
		1560	coroapi.rev = CORO_API_REVISION;
1512	coroapi.transfer = api_transfer;	1561	coroapi.transfer = api_transfer;
1513		1562
1514	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));	1563	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
1515	}	1564	}
1516		1565
1517	SV *	1566	SV *
1518	new (char *klass, ...)	1567	new (char *klass, ...)
1519	CODE:	1568	CODE:
1520	{	1569	{
1521	struct coro *coro;	1570	struct coro *coro;
		1571	MAGIC *mg;
1522	HV *hv;	1572	HV *hv;
1523	int i;	1573	int i;
1524		1574
1525	Newz (0, coro, 1, struct coro);	1575	Newz (0, coro, 1, struct coro);
1526	coro->args = newAV ();	1576	coro->args = newAV ();
…		…
1529	if (coro_first) coro_first->prev = coro;	1579	if (coro_first) coro_first->prev = coro;
1530	coro->next = coro_first;	1580	coro->next = coro_first;
1531	coro_first = coro;	1581	coro_first = coro;
1532		1582
1533	coro->hv = hv = newHV ();	1583	coro->hv = hv = newHV ();
1534	sv_magicext ((SV )hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char )coro, 0)->mg_flags \|= MGf_DUP;	1584	mg = sv_magicext ((SV )hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char )coro, 0);
		1585	mg->mg_flags \|= MGf_DUP;
1535	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));	1586	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
1536		1587
1537	av_extend (coro->args, items - 1);	1588	av_extend (coro->args, items - 1);
1538	for (i = 1; i < items; i++)	1589	for (i = 1; i < items; i++)
1539	av_push (coro->args, newSVsv (ST (i)));	1590	av_push (coro->args, newSVsv (ST (i)));
…		…
1583		1634
1584	break;	1635	break;
1585	}	1636	}
1586		1637
1587	BARRIER;	1638	BARRIER;
		1639	PUTBACK;
1588	TRANSFER (ta);	1640	TRANSFER (ta);
1589		1641	SPAGAIN; /* might be the sp of a different coroutine now */
1590	if (expect_false (GIMME_V != G_VOID && ta.next != ta.prev))	1642	/* be extra careful not to ever do anything after TRANSFER */
1591	XSRETURN_YES;
1592	}	1643	}
1593		1644
1594	bool	1645	bool
1595	_destroy (SV *coro_sv)	1646	_destroy (SV *coro_sv)
1596	CODE:	1647	CODE:
…		…
1656		1707
1657	{	1708	{
1658	dSP;	1709	dSP;
1659	ENTER;	1710	ENTER;
1660	SAVETMPS;	1711	SAVETMPS;
		1712	PUTBACK;
		1713	PUSHSTACK;
1661	PUSHMARK (SP);	1714	PUSHMARK (SP);
1662	PUTBACK;
1663		1715
1664	if (ix)	1716	if (ix)
1665	eval_sv (coderef, 0);	1717	eval_sv (coderef, 0);
1666	else	1718	else
1667	call_sv (coderef, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	1719	call_sv (coderef, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
1668		1720
		1721	POPSTACK;
1669	SPAGAIN;	1722	SPAGAIN;
1670	FREETMPS;	1723	FREETMPS;
1671	LEAVE;	1724	LEAVE;
1672	PUTBACK;	1725	PUTBACK;
1673	}	1726	}
…		…
1731		1784
1732	BOOT:	1785	BOOT:
1733	{	1786	{
1734	int i;	1787	int i;
1735		1788
1736	sv_pool_rss = coro_get_sv ("Coro::POOL_RSS" , TRUE);	1789	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
1737	sv_pool_size = coro_get_sv ("Coro::POOL_SIZE" , TRUE);	1790	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
1738	av_async_pool = coro_get_av ("Coro::async_pool", TRUE);	1791	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
1739		1792
1740	coro_current = coro_get_sv ("Coro::current", FALSE);	1793	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);
1741	SvREADONLY_on (coro_current);	1794	SvREADONLY_on (coro_current);
1742		1795
1743	coro_stash = gv_stashpv ("Coro", TRUE);	1796	coro_stash = gv_stashpv ("Coro", TRUE);
1744		1797
1745	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));	1798	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));

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Comparing Coro/Coro/State.xs (file contents): Revision 1.199 by root, Sun Oct 7 13:53:37 2007 UTC vs. Revision 1.215 by root, Sun Oct 14 19:34:09 2007 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.199 by root, Sun Oct 7 13:53:37 2007 UTC vs.
Revision 1.215 by root, Sun Oct 14 19:34:09 2007 UTC