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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.300 by root, Wed Nov 19 02:07:48 2008 UTC vs.
Revision 1.318 by root, Thu Nov 20 07:02:43 2008 UTC

…		…
16		16
17	#ifdef WIN32	17	#ifdef WIN32
18	# undef setjmp	18	# undef setjmp
19	# undef longjmp	19	# undef longjmp
20	# undef _exit	20	# undef _exit
21	# define setjmp _setjmp // deep magic, don't ask	21	# define setjmp _setjmp /* deep magic */
22	#else	22	#else
23	# include <inttypes.h> /* most portable stdint.h */	23	# include <inttypes.h> /* most portable stdint.h */
24	#endif	24	#endif
25		25
26	#ifdef HAVE_MMAP	26	#ifdef HAVE_MMAP
…		…
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
103		106
104	/* 5.8.7 */	107	/* 5.8.7 */
105	#ifndef SvRV_set	108	#ifndef SvRV_set
106	# define SvRV_set(s,v) SvRV(s) = (v)	109	# define SvRV_set(s,v) SvRV(s) = (v)
107	#endif	110	#endif
…		…
167	static AV main_mainstack; / used to differentiate between $main and others */	170	static AV main_mainstack; / used to differentiate between $main and others */
168	static JMPENV *main_top_env;	171	static JMPENV *main_top_env;
169	static HV coro_state_stash, coro_stash;	172	static HV coro_state_stash, coro_stash;
170	static volatile SV coro_mortal; / will be freed/thrown after next transfer */	173	static volatile SV coro_mortal; / will be freed/thrown after next transfer */
171		174
		175	static AV av_destroy; / destruction queue */
		176	static SV sv_manager; / the manager coro */
		177
172	static GV irsgv; / $/ */	178	static GV irsgv; / $/ */
173	static GV stdoutgv; / STDOUT /	179	static GV stdoutgv; / STDOUT /
174	static SV *rv_diehook;	180	static SV *rv_diehook;
175	static SV *rv_warnhook;	181	static SV *rv_warnhook;
176	static HV hv_sig; / %SIG */	182	static HV hv_sig; / %SIG */
177		183
178	/* async_pool helper stuff */	184	/* async_pool helper stuff */
179	static SV *sv_pool_rss;	185	static SV *sv_pool_rss;
180	static SV *sv_pool_size;	186	static SV *sv_pool_size;
		187	static SV sv_async_pool_idle; / description string */
181	static AV *av_async_pool;	188	static AV av_async_pool; / idle pool */
		189	static SV sv_Coro; / class string */
		190	static CV *cv_pool_handler;
		191	static CV *cv_coro_state_new;
182		192
183	/* Coro::AnyEvent */	193	/* Coro::AnyEvent */
184	static SV *sv_activity;	194	static SV *sv_activity;
185		195
186	static struct coro_cctx *cctx_first;	196	static struct coro_cctx *cctx_first;
…		…
246	/* state data */	256	/* state data */
247	struct CoroSLF slf_frame; /* saved slf frame */	257	struct CoroSLF slf_frame; /* saved slf frame */
248	AV *mainstack;	258	AV *mainstack;
249	perl_slots slot; / basically the saved sp */	259	perl_slots slot; / basically the saved sp */
250		260
		261	CV startcv; / the CV to execute */
251	AV args; / data associated with this coroutine (initial args) */	262	AV args; / data associated with this coroutine (initial args) */
252	int refcnt; /* coroutines are refcounted, yes */	263	int refcnt; /* coroutines are refcounted, yes */
253	int flags; /* CF_ flags */	264	int flags; /* CF_ flags */
254	HV hv; / the perl hash associated with this coro, if any */	265	HV hv; / the perl hash associated with this coro, if any */
255	void (on_destroy)(pTHX_ struct coro coro);	266	void (on_destroy)(pTHX_ struct coro coro);
256		267
257	/* statistics */	268	/* statistics */
258	int usecount; /* number of transfers to this coro */	269	int usecount; /* number of transfers to this coro */
259		270
260	/* coro process data */	271	/* coro process data */
261	int prio;	272	int prio;
262	SV except; / exception to be thrown */	273	SV except; / exception to be thrown */
		274	SV *rouse_cb;
263		275
264	/* async_pool */	276	/* async_pool */
265	SV *saved_deffh;	277	SV *saved_deffh;
		278	SV *invoke_cb;
		279	AV *invoke_av;
266		280
267	/* linked list */	281	/* linked list */
268	struct coro next, prev;	282	struct coro next, prev;
269	};	283	};
270		284
…		…
287		301
288	/* for Coro.pm */	302	/* for Coro.pm */
289	static SV *coro_current;	303	static SV *coro_current;
290	static SV *coro_readyhook;	304	static SV *coro_readyhook;
291	static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1];	305	static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1];
		306	static CV cv_coro_run, cv_coro_terminate;
292	static struct coro *coro_first;	307	static struct coro *coro_first;
293	#define coro_nready coroapi.nready	308	#define coro_nready coroapi.nready
294		309
295	/ lowlevel stuff ********************************************************/	310	/ lowlevel stuff ********************************************************/
296		311
…		…
320	#if PERL_VERSION_ATLEAST (5,10,0)	335	#if PERL_VERSION_ATLEAST (5,10,0)
321	/* silence stupid and wrong 5.10 warning that I am unable to switch off */	336	/* silence stupid and wrong 5.10 warning that I am unable to switch off */
322	get_hv (name, create);	337	get_hv (name, create);
323	#endif	338	#endif
324	return get_hv (name, create);	339	return get_hv (name, create);
		340	}
		341
		342	/* may croak */
		343	INLINE CV *
		344	coro_sv_2cv (pTHX_ SV *sv)
		345	{
		346	HV *st;
		347	GV *gvp;
		348	return sv_2cv (sv, &st, &gvp, 0);
325	}	349	}
326		350
327	static AV *	351	static AV *
328	coro_clone_padlist (pTHX_ CV *cv)	352	coro_clone_padlist (pTHX_ CV *cv)
329	{	353	{
…		…
448	else	472	else
449	{	473	{
450	#if CORO_PREFER_PERL_FUNCTIONS	474	#if CORO_PREFER_PERL_FUNCTIONS
451	/* this is probably cleaner? but also slower! */	475	/* this is probably cleaner? but also slower! */
452	/* in practise, it seems to be less stable */	476	/* in practise, it seems to be less stable */
453	CV *cp = Perl_cv_clone (cv);	477	CV *cp = Perl_cv_clone (aTHX_ cv);
454	CvPADLIST (cv) = CvPADLIST (cp);	478	CvPADLIST (cv) = CvPADLIST (cp);
455	CvPADLIST (cp) = 0;	479	CvPADLIST (cp) = 0;
456	SvREFCNT_dec (cp);	480	SvREFCNT_dec (cp);
457	#else	481	#else
458	CvPADLIST (cv) = coro_clone_padlist (aTHX_ cv);	482	CvPADLIST (cv) = coro_clone_padlist (aTHX_ cv);
…		…
602	* of perl.c:init_stacks, except that it uses less memory	626	* of perl.c:init_stacks, except that it uses less memory
603	* on the (sometimes correct) assumption that coroutines do	627	* on the (sometimes correct) assumption that coroutines do
604	* not usually need a lot of stackspace.	628	* not usually need a lot of stackspace.
605	*/	629	*/
606	#if CORO_PREFER_PERL_FUNCTIONS	630	#if CORO_PREFER_PERL_FUNCTIONS
607	# define coro_init_stacks init_stacks	631	# define coro_init_stacks(thx) init_stacks ()
608	#else	632	#else
609	static void	633	static void
610	coro_init_stacks (pTHX)	634	coro_init_stacks (pTHX)
611	{	635	{
612	PL_curstackinfo = new_stackinfo(32, 8);	636	PL_curstackinfo = new_stackinfo(32, 8);
…		…
675	#if !PERL_VERSION_ATLEAST (5,10,0)	699	#if !PERL_VERSION_ATLEAST (5,10,0)
676	Safefree (PL_retstack);	700	Safefree (PL_retstack);
677	#endif	701	#endif
678	}	702	}
679		703
		704	#define CORO_RSS \
		705	rss += sizeof (SYM (curstackinfo)); \
		706	rss += (SYM (curstackinfo->si_cxmax) + 1) * sizeof (PERL_CONTEXT); \
		707	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (SYM (curstack))) * sizeof (SV *); \
		708	rss += SYM (tmps_max) * sizeof (SV *); \
		709	rss += (SYM (markstack_max) - SYM (markstack_ptr)) * sizeof (I32); \
		710	rss += SYM (scopestack_max) * sizeof (I32); \
		711	rss += SYM (savestack_max) * sizeof (ANY);
		712
680	static size_t	713	static size_t
681	coro_rss (pTHX_ struct coro *coro)	714	coro_rss (pTHX_ struct coro *coro)
682	{	715	{
683	size_t rss = sizeof (*coro);	716	size_t rss = sizeof (*coro);
684		717
685	if (coro->mainstack)	718	if (coro->mainstack)
686	{	719	{
687	perl_slots tmp_slot;
688	perl_slots *slot;
689
690	if (coro->flags & CF_RUNNING)	720	if (coro->flags & CF_RUNNING)
691	{	721	{
692	slot = &tmp_slot;	722	#define SYM(sym) PL_ ## sym
693		723	CORO_RSS;
694	#define VAR(name,type) slot->name = PL_ ## name;
695	# include "state.h"
696	#undef VAR	724	#undef SYM
697	}	725	}
698	else	726	else
699	slot = coro->slot;
700
701	if (slot)
702	{	727	{
703	rss += sizeof (slot->curstackinfo);	728	#define SYM(sym) coro->slot->sym
704	rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);	729	CORO_RSS;
705	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);	730	#undef SYM
706	rss += slot->tmps_max * sizeof (SV *);
707	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
708	rss += slot->scopestack_max * sizeof (I32);
709	rss += slot->savestack_max * sizeof (ANY);
710
711	#if !PERL_VERSION_ATLEAST (5,10,0)
712	rss += slot->retstack_max * sizeof (OP *);
713	#endif
714	}	731	}
715	}	732	}
716		733
717	return rss;	734	return rss;
718	}	735	}
…		…
818		835
819	static int	836	static int
820	slf_check_nop (pTHX_ struct CoroSLF *frame)	837	slf_check_nop (pTHX_ struct CoroSLF *frame)
821	{	838	{
822	return 0;	839	return 0;
		840	}
		841
		842	static int
		843	slf_check_repeat (pTHX_ struct CoroSLF *frame)
		844	{
		845	return 1;
823	}	846	}
824		847
825	static UNOP coro_setup_op;	848	static UNOP coro_setup_op;
826		849
827	static void NOINLINE /* noinline to keep it out of the transfer fast path */	850	static void NOINLINE /* noinline to keep it out of the transfer fast path */
…		…
860	dSP;	883	dSP;
861	UNOP myop;	884	UNOP myop;
862		885
863	Zero (&myop, 1, UNOP);	886	Zero (&myop, 1, UNOP);
864	myop.op_next = Nullop;	887	myop.op_next = Nullop;
		888	myop.op_type = OP_ENTERSUB;
865	myop.op_flags = OPf_WANT_VOID;	889	myop.op_flags = OPf_WANT_VOID;
866		890
867	PUSHMARK (SP);	891	PUSHMARK (SP);
868	XPUSHs (sv_2mortal (av_shift (GvAV (PL_defgv))));	892	PUSHs ((SV *)coro->startcv);
869	PUTBACK;	893	PUTBACK;
870	PL_op = (OP *)&myop;	894	PL_op = (OP *)&myop;
871	PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);	895	PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);
872	SPAGAIN;
873	}	896	}
874		897
875	/* this newly created coroutine might be run on an existing cctx which most	898	/* this newly created coroutine might be run on an existing cctx which most
876	* likely was suspended in pp_slf, so we have to emulate entering pp_slf here.	899	* likely was suspended in pp_slf, so we have to emulate entering pp_slf here.
877	*/	900	*/
…		…
880		903
881	/* and we have to provide the pp_slf op in any case, so pp_slf can skip it */	904	/* and we have to provide the pp_slf op in any case, so pp_slf can skip it */
882	coro_setup_op.op_next = PL_op;	905	coro_setup_op.op_next = PL_op;
883	coro_setup_op.op_type = OP_CUSTOM;	906	coro_setup_op.op_type = OP_CUSTOM;
884	coro_setup_op.op_ppaddr = pp_slf;	907	coro_setup_op.op_ppaddr = pp_slf;
885	/* no flags required, as an init function won't be called */	908	/* no flags etc. required, as an init function won't be called */
886		909
887	PL_op = (OP *)&coro_setup_op;	910	PL_op = (OP *)&coro_setup_op;
888		911
889	/* copy throw, in case it was set before coro_setup */	912	/* copy throw, in case it was set before coro_setup */
890	CORO_THROW = coro->except;	913	CORO_THROW = coro->except;
…		…
919		942
920	SvREFCNT_dec (PL_diehook);	943	SvREFCNT_dec (PL_diehook);
921	SvREFCNT_dec (PL_warnhook);	944	SvREFCNT_dec (PL_warnhook);
922		945
923	SvREFCNT_dec (coro->saved_deffh);	946	SvREFCNT_dec (coro->saved_deffh);
924	SvREFCNT_dec (CORO_THROW);	947	SvREFCNT_dec (coro->rouse_cb);
		948	SvREFCNT_dec (coro->invoke_cb);
		949	SvREFCNT_dec (coro->invoke_av);
925		950
926	coro_destruct_stacks (aTHX);	951	coro_destruct_stacks (aTHX);
927	}	952	}
928		953
929	INLINE void	954	INLINE void
…		…
1016	SAVETMPS;	1041	SAVETMPS;
1017	EXTEND (SP, 3);	1042	EXTEND (SP, 3);
1018	PUSHMARK (SP);	1043	PUSHMARK (SP);
1019	PUSHs (&PL_sv_yes);	1044	PUSHs (&PL_sv_yes);
1020	PUSHs (fullname);	1045	PUSHs (fullname);
1021	PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);	1046	PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);
1022	PUTBACK;	1047	PUTBACK;
1023	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);	1048	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
1024	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	1049	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
1025	SPAGAIN;	1050	SPAGAIN;
1026	FREETMPS;	1051	FREETMPS;
…		…
1132	transfer_tail (aTHX);	1157	transfer_tail (aTHX);
1133		1158
1134	/* somebody or something will hit me for both perl_run and PL_restartop */	1159	/* somebody or something will hit me for both perl_run and PL_restartop */
1135	PL_restartop = PL_op;	1160	PL_restartop = PL_op;
1136	perl_run (PL_curinterp);	1161	perl_run (PL_curinterp);
		1162	/*
		1163	* Unfortunately, there is no way to get at the return values of the
		1164	* coro body here, as perl_run destroys these
		1165	*/
1137		1166
1138	/*	1167	/*
1139	* If perl-run returns we assume exit() was being called or the coro	1168	* If perl-run returns we assume exit() was being called or the coro
1140	* fell off the end, which seems to be the only valid (non-bug)	1169	* fell off the end, which seems to be the only valid (non-bug)
1141	* reason for perl_run to return. We try to exit by jumping to the	1170	* reason for perl_run to return. We try to exit by jumping to the
…		…
1433		1462
1434	coro->slot = 0;	1463	coro->slot = 0;
1435	}	1464	}
1436		1465
1437	cctx_destroy (coro->cctx);	1466	cctx_destroy (coro->cctx);
		1467	SvREFCNT_dec (coro->startcv);
1438	SvREFCNT_dec (coro->args);	1468	SvREFCNT_dec (coro->args);
		1469	SvREFCNT_dec (CORO_THROW);
1439		1470
1440	if (coro->next) coro->next->prev = coro->prev;	1471	if (coro->next) coro->next->prev = coro->prev;
1441	if (coro->prev) coro->prev->next = coro->next;	1472	if (coro->prev) coro->prev->next = coro->next;
1442	if (coro == coro_first) coro_first = coro->next;	1473	if (coro == coro_first) coro_first = coro->next;
1443		1474
…		…
1497		1528
1498	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);	1529	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1499	TRANSFER (ta, 1);	1530	TRANSFER (ta, 1);
1500	}	1531	}
1501		1532
		1533	/*****************************************************************************/
		1534	/* gensub: simple closure generation utility */
		1535
		1536	#define GENSUB_ARG CvXSUBANY (cv).any_ptr
		1537
		1538	/* create a closure from XS, returns a code reference */
		1539	/* the arg can be accessed via GENSUB_ARG from the callback */
		1540	/* the callback must use dXSARGS/XSRETURN */
		1541	static SV *
		1542	gensub (pTHX_ void (xsub)(pTHX_ CV ), void *arg)
		1543	{
		1544	CV cv = (CV )newSV (0);
		1545
		1546	sv_upgrade ((SV *)cv, SVt_PVCV);
		1547
		1548	CvANON_on (cv);
		1549	CvISXSUB_on (cv);
		1550	CvXSUB (cv) = xsub;
		1551	GENSUB_ARG = arg;
		1552
		1553	return newRV_noinc ((SV *)cv);
		1554	}
		1555
1502	/ Coro ******************************************************************/	1556	/ Coro ******************************************************************/
1503		1557
1504	INLINE void	1558	INLINE void
1505	coro_enq (pTHX_ struct coro *coro)	1559	coro_enq (pTHX_ struct coro *coro)
1506	{	1560	{
…		…
1567	api_is_ready (pTHX_ SV *coro_sv)	1621	api_is_ready (pTHX_ SV *coro_sv)
1568	{	1622	{
1569	return !!(SvSTATE (coro_sv)->flags & CF_READY);	1623	return !!(SvSTATE (coro_sv)->flags & CF_READY);
1570	}	1624	}
1571		1625
		1626	/* expects to own a reference to next->hv */
1572	INLINE void	1627	INLINE void
		1628	prepare_schedule_to (pTHX_ struct coro_transfer_args ta, struct coro next)
		1629	{
		1630	SV *prev_sv = SvRV (coro_current);
		1631
		1632	ta->prev = SvSTATE_hv (prev_sv);
		1633	ta->next = next;
		1634
		1635	TRANSFER_CHECK (*ta);
		1636
		1637	SvRV_set (coro_current, (SV *)next->hv);
		1638
		1639	free_coro_mortal (aTHX);
		1640	coro_mortal = prev_sv;
		1641	}
		1642
		1643	static void
1573	prepare_schedule (pTHX_ struct coro_transfer_args *ta)	1644	prepare_schedule (pTHX_ struct coro_transfer_args *ta)
1574	{	1645	{
1575	SV prev_sv, next_sv;
1576
1577	for (;;)	1646	for (;;)
1578	{	1647	{
1579	next_sv = coro_deq (aTHX);	1648	SV *next_sv = coro_deq (aTHX);
1580		1649
1581	/* nothing to schedule: call the idle handler */
1582	if (expect_false (!next_sv))	1650	if (expect_true (next_sv))
1583	{	1651	{
		1652	struct coro *next = SvSTATE_hv (next_sv);
		1653
		1654	/* cannot transfer to destroyed coros, skip and look for next */
		1655	if (expect_false (next->flags & CF_DESTROYED))
		1656	SvREFCNT_dec (next_sv); /* coro_nready has already been taken care of by destroy */
		1657	else
		1658	{
		1659	next->flags &= ~CF_READY;
		1660	--coro_nready;
		1661
		1662	return prepare_schedule_to (aTHX_ ta, next);
		1663	}
		1664	}
		1665	else
		1666	{
		1667	/* nothing to schedule: call the idle handler */
1584	dSP;	1668	dSP;
1585		1669
1586	ENTER;	1670	ENTER;
1587	SAVETMPS;	1671	SAVETMPS;
1588		1672
…		…
1590	PUTBACK;	1674	PUTBACK;
1591	call_sv (get_sv ("Coro::idle", FALSE), G_VOID \| G_DISCARD);	1675	call_sv (get_sv ("Coro::idle", FALSE), G_VOID \| G_DISCARD);
1592		1676
1593	FREETMPS;	1677	FREETMPS;
1594	LEAVE;	1678	LEAVE;
1595	continue;
1596	}	1679	}
1597
1598	ta->next = SvSTATE_hv (next_sv);
1599
1600	/* cannot transfer to destroyed coros, skip and look for next */
1601	if (expect_false (ta->next->flags & CF_DESTROYED))
1602	{
1603	SvREFCNT_dec (next_sv);
1604	/* coro_nready has already been taken care of by destroy */
1605	continue;
1606	}
1607
1608	--coro_nready;
1609	break;
1610	}	1680	}
1611
1612	/* free this only after the transfer */
1613	prev_sv = SvRV (coro_current);
1614	ta->prev = SvSTATE_hv (prev_sv);
1615	TRANSFER_CHECK (*ta);
1616	assert (("FATAL: next coroutine isn't marked as ready in Coro (please report)", ta->next->flags & CF_READY));
1617	ta->next->flags &= ~CF_READY;
1618	SvRV_set (coro_current, next_sv);
1619
1620	free_coro_mortal (aTHX);
1621	coro_mortal = prev_sv;
1622	}	1681	}
1623		1682
1624	INLINE void	1683	INLINE void
1625	prepare_cede (pTHX_ struct coro_transfer_args *ta)	1684	prepare_cede (pTHX_ struct coro_transfer_args *ta)
1626	{	1685	{
…		…
1647	{	1706	{
1648	struct coro_transfer_args ta;	1707	struct coro_transfer_args ta;
1649		1708
1650	prepare_schedule (aTHX_ &ta);	1709	prepare_schedule (aTHX_ &ta);
1651	TRANSFER (ta, 1);	1710	TRANSFER (ta, 1);
		1711	}
		1712
		1713	static void
		1714	api_schedule_to (pTHX_ SV *coro_sv)
		1715	{
		1716	struct coro_transfer_args ta;
		1717	struct coro *next = SvSTATE (coro_sv);
		1718
		1719	SvREFCNT_inc_NN (coro_sv);
		1720	prepare_schedule_to (aTHX_ &ta, next);
1652	}	1721	}
1653		1722
1654	static int	1723	static int
1655	api_cede (pTHX)	1724	api_cede (pTHX)
1656	{	1725	{
…		…
1703	if (coro->flags & CF_RUNNING)	1772	if (coro->flags & CF_RUNNING)
1704	PL_runops = RUNOPS_DEFAULT;	1773	PL_runops = RUNOPS_DEFAULT;
1705	else	1774	else
1706	coro->slot->runops = RUNOPS_DEFAULT;	1775	coro->slot->runops = RUNOPS_DEFAULT;
1707	}	1776	}
		1777	}
		1778
		1779	static void
		1780	coro_call_on_destroy (pTHX_ struct coro *coro)
		1781	{
		1782	SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0);
		1783	SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0);
		1784
		1785	if (on_destroyp)
		1786	{
		1787	AV on_destroy = (AV )SvRV (*on_destroyp);
		1788
		1789	while (AvFILLp (on_destroy) >= 0)
		1790	{
		1791	dSP; /* don't disturb outer sp */
		1792	SV *cb = av_pop (on_destroy);
		1793
		1794	PUSHMARK (SP);
		1795
		1796	if (statusp)
		1797	{
		1798	int i;
		1799	AV status = (AV )SvRV (*statusp);
		1800	EXTEND (SP, AvFILLp (status) + 1);
		1801
		1802	for (i = 0; i <= AvFILLp (status); ++i)
		1803	PUSHs (AvARRAY (status)[i]);
		1804	}
		1805
		1806	PUTBACK;
		1807	call_sv (sv_2mortal (cb), G_VOID \| G_DISCARD);
		1808	}
		1809	}
		1810	}
		1811
		1812	static void
		1813	slf_init_terminate (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		1814	{
		1815	int i;
		1816	HV hv = (HV )SvRV (coro_current);
		1817	AV *av = newAV ();
		1818
		1819	av_extend (av, items - 1);
		1820	for (i = 0; i < items; ++i)
		1821	av_push (av, SvREFCNT_inc_NN (arg [i]));
		1822
		1823	hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0);
		1824
		1825	av_push (av_destroy, (SV )newRV_inc ((SV )hv)); /* RVinc for perl */
		1826	api_ready (aTHX_ sv_manager);
		1827
		1828	frame->prepare = prepare_schedule;
		1829	frame->check = slf_check_repeat;
		1830	}
		1831
		1832	/*****************************************************************************/
		1833	/* async pool handler */
		1834
		1835	static int
		1836	slf_check_pool_handler (pTHX_ struct CoroSLF *frame)
		1837	{
		1838	HV hv = (HV )SvRV (coro_current);
		1839	struct coro coro = (struct coro )frame->data;
		1840
		1841	if (!coro->invoke_cb)
		1842	return 1; /* loop till we have invoke */
		1843	else
		1844	{
		1845	hv_store (hv, "desc", sizeof ("desc") - 1,
		1846	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
		1847
		1848	coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv);
		1849
		1850	{
		1851	dSP;
		1852	XPUSHs (sv_2mortal (coro->invoke_cb)); coro->invoke_cb = 0;
		1853	PUTBACK;
		1854	}
		1855
		1856	SvREFCNT_dec (GvAV (PL_defgv));
		1857	GvAV (PL_defgv) = coro->invoke_av;
		1858	coro->invoke_av = 0;
		1859
		1860	return 0;
		1861	}
		1862	}
		1863
		1864	static void
		1865	slf_init_pool_handler (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		1866	{
		1867	HV hv = (HV )SvRV (coro_current);
		1868	struct coro coro = SvSTATE_hv ((SV )hv);
		1869
		1870	if (expect_true (coro->saved_deffh))
		1871	{
		1872	/* subsequent iteration */
		1873	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;
		1874	coro->saved_deffh = 0;
		1875
		1876	if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss)
		1877	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
		1878	{
		1879	coro->invoke_cb = SvREFCNT_inc_NN ((SV *)cv_coro_terminate);
		1880	coro->invoke_av = newAV ();
		1881
		1882	frame->prepare = prepare_nop;
		1883	}
		1884	else
		1885	{
		1886	av_clear (GvAV (PL_defgv));
		1887	hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);
		1888
		1889	coro->prio = 0;
		1890
		1891	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
		1892	api_trace (aTHX_ coro_current, 0);
		1893
		1894	frame->prepare = prepare_schedule;
		1895	av_push (av_async_pool, SvREFCNT_inc (hv));
		1896	}
		1897	}
		1898	else
		1899	{
		1900	/* first iteration, simply fall through */
		1901	frame->prepare = prepare_nop;
		1902	}
		1903
		1904	frame->check = slf_check_pool_handler;
		1905	frame->data = (void *)coro;
		1906	}
		1907
		1908	/*****************************************************************************/
		1909	/* rouse callback */
		1910
		1911	#define CORO_MAGIC_type_rouse PERL_MAGIC_ext
		1912
		1913	static void
		1914	coro_rouse_callback (pTHX_ CV *cv)
		1915	{
		1916	dXSARGS;
		1917	SV data = (SV )GENSUB_ARG;
		1918
		1919	if (SvTYPE (SvRV (data)) != SVt_PVAV)
		1920	{
		1921	/* first call, set args */
		1922	AV *av = newAV ();
		1923	SV *coro = SvRV (data);
		1924
		1925	SvRV_set (data, (SV *)av);
		1926	api_ready (aTHX_ coro);
		1927	SvREFCNT_dec (coro);
		1928
		1929	/* better take a full copy of the arguments */
		1930	while (items--)
		1931	av_store (av, items, newSVsv (ST (items)));
		1932	}
		1933
		1934	XSRETURN_EMPTY;
		1935	}
		1936
		1937	static int
		1938	slf_check_rouse_wait (pTHX_ struct CoroSLF *frame)
		1939	{
		1940	SV data = (SV )frame->data;
		1941
		1942	if (CORO_THROW)
		1943	return 0;
		1944
		1945	if (SvTYPE (SvRV (data)) != SVt_PVAV)
		1946	return 1;
		1947
		1948	/* now push all results on the stack */
		1949	{
		1950	dSP;
		1951	AV av = (AV )SvRV (data);
		1952	int i;
		1953
		1954	EXTEND (SP, AvFILLp (av) + 1);
		1955	for (i = 0; i <= AvFILLp (av); ++i)
		1956	PUSHs (sv_2mortal (AvARRAY (av)[i]));
		1957
		1958	/* we have stolen the elements, so ste length to zero and free */
		1959	AvFILLp (av) = -1;
		1960	av_undef (av);
		1961
		1962	PUTBACK;
		1963	}
		1964
		1965	return 0;
		1966	}
		1967
		1968	static void
		1969	slf_init_rouse_wait (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		1970	{
		1971	SV *cb;
		1972
		1973	if (items)
		1974	cb = arg [0];
		1975	else
		1976	{
		1977	struct coro *coro = SvSTATE_current;
		1978
		1979	if (!coro->rouse_cb)
		1980	croak ("Coro::rouse_wait called without rouse callback, and no default rouse callback found either,");
		1981
		1982	cb = sv_2mortal (coro->rouse_cb);
		1983	coro->rouse_cb = 0;
		1984	}
		1985
		1986	if (!SvROK (cb)
		1987	\|\| SvTYPE (SvRV (cb)) != SVt_PVCV
		1988	\|\| CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback)
		1989	croak ("Coro::rouse_wait called with illegal callback argument,");
		1990
		1991	{
		1992	CV cv = (CV )SvRV (cb); /* for GENSUB_ARG */
		1993	SV data = (SV )GENSUB_ARG;
		1994
		1995	frame->data = (void *)data;
		1996	frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule;
		1997	frame->check = slf_check_rouse_wait;
		1998	}
		1999	}
		2000
		2001	static SV *
		2002	coro_new_rouse_cb (pTHX)
		2003	{
		2004	HV hv = (HV )SvRV (coro_current);
		2005	struct coro *coro = SvSTATE_hv (hv);
		2006	SV data = newRV_inc ((SV )hv);
		2007	SV cb = gensub (aTHX_ coro_rouse_callback, (void )data);
		2008
		2009	sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0);
		2010	SvREFCNT_dec (data); /* magicext increases the refcount */
		2011
		2012	SvREFCNT_dec (coro->rouse_cb);
		2013	coro->rouse_cb = SvREFCNT_inc_NN (cb);
		2014
		2015	return cb;
1708	}	2016	}
1709		2017
1710	/*****************************************************************************/	2018	/*****************************************************************************/
1711	/* schedule-like-function opcode (SLF) */	2019	/* schedule-like-function opcode (SLF) */
1712		2020
…		…
1759	static void	2067	static void
1760	slf_init_schedule (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)	2068	slf_init_schedule (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
1761	{	2069	{
1762	frame->prepare = prepare_schedule;	2070	frame->prepare = prepare_schedule;
1763	frame->check = slf_check_nop;	2071	frame->check = slf_check_nop;
		2072	}
		2073
		2074	static void
		2075	slf_prepare_schedule_to (pTHX_ struct coro_transfer_args *ta)
		2076	{
		2077	struct coro next = (struct coro )slf_frame.data;
		2078
		2079	SvREFCNT_inc_NN (next->hv);
		2080	prepare_schedule_to (aTHX_ ta, next);
		2081	}
		2082
		2083	static void
		2084	slf_init_schedule_to (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		2085	{
		2086	if (!items)
		2087	croak ("Coro::schedule_to expects a coroutine argument, caught");
		2088
		2089	frame->data = (void *)SvSTATE (arg [0]);
		2090	frame->prepare = slf_prepare_schedule_to;
		2091	frame->check = slf_check_nop;
		2092	}
		2093
		2094	static void
		2095	slf_init_cede_to (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		2096	{
		2097	api_ready (aTHX_ SvRV (coro_current));
		2098
		2099	slf_init_schedule_to (aTHX_ frame, cv, arg, items);
1764	}	2100	}
1765		2101
1766	static void	2102	static void
1767	slf_init_cede (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)	2103	slf_init_cede (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
1768	{	2104	{
…		…
2007	SV **ary;	2343	SV **ary;
2008		2344
2009	/* unfortunately, building manually saves memory */	2345	/* unfortunately, building manually saves memory */
2010	Newx (ary, 2, SV *);	2346	Newx (ary, 2, SV *);
2011	AvALLOC (av) = ary;	2347	AvALLOC (av) = ary;
2012	AvARRAY (av) = ary;	2348	/AvARRAY (av) = ary;/
		2349	SvPVX ((SV )av) = (char )ary; /* 5.8.8 needs this syntax instead of AvARRAY = ary */
2013	AvMAX (av) = 1;	2350	AvMAX (av) = 1;
2014	AvFILLp (av) = 0;	2351	AvFILLp (av) = 0;
2015	ary [0] = newSViv (count);	2352	ary [0] = newSViv (count);
2016		2353
2017	return newRV_noinc ((SV *)av);	2354	return newRV_noinc ((SV *)av);
…		…
2037	AvARRAY (av)[0] = AvARRAY (av)[1];	2374	AvARRAY (av)[0] = AvARRAY (av)[1];
2038	AvARRAY (av)[1] = count_sv;	2375	AvARRAY (av)[1] = count_sv;
2039	cb = av_shift (av);	2376	cb = av_shift (av);
2040		2377
2041	if (SvOBJECT (cb))	2378	if (SvOBJECT (cb))
		2379	{
2042	api_ready (aTHX_ cb);	2380	api_ready (aTHX_ cb);
2043	else	2381	--count;
2044	croak ("callbacks not yet supported");	2382	}
		2383	else if (SvTYPE (cb) == SVt_PVCV)
		2384	{
		2385	dSP;
		2386	PUSHMARK (SP);
		2387	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));
		2388	PUTBACK;
		2389	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);
		2390	}
2045		2391
2046	SvREFCNT_dec (cb);	2392	SvREFCNT_dec (cb);
2047
2048	--count;
2049	}	2393	}
2050	}	2394	}
2051		2395
2052	static void	2396	static void
2053	coro_semaphore_on_destroy (pTHX_ struct coro *coro)	2397	coro_semaphore_on_destroy (pTHX_ struct coro *coro)
…		…
2135	}	2479	}
2136		2480
2137	static void	2481	static void
2138	slf_init_semaphore_wait (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)	2482	slf_init_semaphore_wait (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
2139	{	2483	{
		2484	if (items >= 2)
		2485	{
		2486	/* callback form */
		2487	AV av = (AV )SvRV (arg [0]);
		2488	CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]);
		2489
		2490	av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv));
		2491
		2492	if (SvIVX (AvARRAY (av)[0]) > 0)
		2493	coro_semaphore_adjust (aTHX_ av, 0);
		2494
		2495	frame->prepare = prepare_nop;
		2496	frame->check = slf_check_nop;
		2497	}
		2498	else
		2499	{
2140	slf_init_semaphore_down_or_wait (aTHX_ frame, cv, arg, items);	2500	slf_init_semaphore_down_or_wait (aTHX_ frame, cv, arg, items);
2141	frame->check = slf_check_semaphore_wait;	2501	frame->check = slf_check_semaphore_wait;
		2502	}
2142	}	2503	}
2143		2504
2144	/* signal */	2505	/* signal */
2145		2506
2146	static void	2507	static void
…		…
2158	AvARRAY (av)[0] = AvARRAY (av)[1];	2519	AvARRAY (av)[0] = AvARRAY (av)[1];
2159	AvARRAY (av)[1] = cb;	2520	AvARRAY (av)[1] = cb;
2160		2521
2161	cb = av_shift (av);	2522	cb = av_shift (av);
2162		2523
2163	api_ready (cb);	2524	api_ready (aTHX_ cb);
2164	sv_setiv (cb, 0); /* signal waiter */	2525	sv_setiv (cb, 0); /* signal waiter */
2165	SvREFCNT_dec (cb);	2526	SvREFCNT_dec (cb);
2166		2527
2167	--count;	2528	--count;
2168	}	2529	}
…		…
2194		2555
2195	frame->data = (void )sv_2mortal (SvREFCNT_inc_NN (waiter)); / owned by process */	2556	frame->data = (void )sv_2mortal (SvREFCNT_inc_NN (waiter)); / owned by process */
2196	frame->prepare = prepare_schedule;	2557	frame->prepare = prepare_schedule;
2197	frame->check = slf_check_signal_wait;	2558	frame->check = slf_check_signal_wait;
2198	}	2559	}
2199	}
2200
2201	/*****************************************************************************/
2202	/* gensub: simple closure generation utility */
2203
2204	#define GENSUB_ARG CvXSUBANY (cv).any_ptr
2205
2206	/* create a closure from XS, returns a code reference */
2207	/* the arg can be accessed via GENSUB_ARG from the callback */
2208	/* the callback must use dXSARGS/XSRETURN */
2209	static SV *
2210	gensub (pTHX_ void (xsub)(pTHX_ CV ), void *arg)
2211	{
2212	CV cv = (CV )newSV (0);
2213
2214	sv_upgrade ((SV *)cv, SVt_PVCV);
2215
2216	CvANON_on (cv);
2217	CvISXSUB_on (cv);
2218	CvXSUB (cv) = xsub;
2219	GENSUB_ARG = arg;
2220
2221	return newRV_noinc ((SV *)cv);
2222	}	2560	}
2223		2561
2224	/*****************************************************************************/	2562	/*****************************************************************************/
2225	/* Coro::AIO */	2563	/* Coro::AIO */
2226		2564
…		…
2241	dXSARGS;	2579	dXSARGS;
2242	AV state = (AV )GENSUB_ARG;	2580	AV state = (AV )GENSUB_ARG;
2243	SV *coro = av_pop (state);	2581	SV *coro = av_pop (state);
2244	SV *data_sv = newSV (sizeof (struct io_state));	2582	SV *data_sv = newSV (sizeof (struct io_state));
2245		2583
2246	av_extend (state, items);	2584	av_extend (state, items - 1);
2247		2585
2248	sv_upgrade (data_sv, SVt_PV);	2586	sv_upgrade (data_sv, SVt_PV);
2249	SvCUR_set (data_sv, sizeof (struct io_state));	2587	SvCUR_set (data_sv, sizeof (struct io_state));
2250	SvPOK_only (data_sv);	2588	SvPOK_only (data_sv);
2251		2589
…		…
2461	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));	2799	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));
2462	}	2800	}
2463		2801
2464	SV *	2802	SV *
2465	new (char *klass, ...)	2803	new (char *klass, ...)
		2804	ALIAS:
		2805	Coro::new = 1
2466	CODE:	2806	CODE:
2467	{	2807	{
2468	struct coro *coro;	2808	struct coro *coro;
2469	MAGIC *mg;	2809	MAGIC *mg;
2470	HV *hv;	2810	HV *hv;
		2811	CV *cb;
2471	int i;	2812	int i;
		2813
		2814	if (items > 1)
		2815	{
		2816	cb = coro_sv_2cv (aTHX_ ST (1));
		2817
		2818	if (!ix)
		2819	{
		2820	if (CvISXSUB (cb))
		2821	croak ("Coro::State doesn't support XS functions as coroutine start, caught");
		2822
		2823	if (!CvROOT (cb))
		2824	croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught");
		2825	}
		2826	}
2472		2827
2473	Newz (0, coro, 1, struct coro);	2828	Newz (0, coro, 1, struct coro);
2474	coro->args = newAV ();	2829	coro->args = newAV ();
2475	coro->flags = CF_NEW;	2830	coro->flags = CF_NEW;
2476		2831
…		…
2481	coro->hv = hv = newHV ();	2836	coro->hv = hv = newHV ();
2482	mg = sv_magicext ((SV )hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char )coro, 0);	2837	mg = sv_magicext ((SV )hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char )coro, 0);
2483	mg->mg_flags \|= MGf_DUP;	2838	mg->mg_flags \|= MGf_DUP;
2484	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));	2839	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
2485		2840
		2841	if (items > 1)
		2842	{
2486	av_extend (coro->args, items - 1);	2843	av_extend (coro->args, items - 1 + ix - 1);
		2844
		2845	if (ix)
		2846	{
		2847	av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));
		2848	cb = cv_coro_run;
		2849	}
		2850
		2851	coro->startcv = (CV )SvREFCNT_inc_NN ((SV )cb);
		2852
2487	for (i = 1; i < items; i++)	2853	for (i = 2; i < items; i++)
2488	av_push (coro->args, newSVsv (ST (i)));	2854	av_push (coro->args, newSVsv (ST (i)));
		2855	}
2489	}	2856	}
2490	OUTPUT:	2857	OUTPUT:
2491	RETVAL	2858	RETVAL
2492		2859
2493	void	2860	void
…		…
2691		3058
2692	BOOT:	3059	BOOT:
2693	{	3060	{
2694	int i;	3061	int i;
2695		3062
2696	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
2697	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	3063	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
2698	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	3064	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
2699		3065	cv_coro_run = get_cv ( "Coro::_terminate", GV_ADD);
		3066	cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD);
2700	coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE);	3067	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);
2701	SvREADONLY_on (coro_current);	3068	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
		3069	av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE);
		3070	sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE);
		3071
		3072	sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle);
		3073	sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro);
		3074	cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler);
		3075	cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new);
2702		3076
2703	coro_stash = gv_stashpv ("Coro", TRUE);	3077	coro_stash = gv_stashpv ("Coro", TRUE);
2704		3078
2705	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));	3079	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
2706	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));	3080	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
…		…
2714		3088
2715	{	3089	{
2716	SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE);	3090	SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE);
2717		3091
2718	coroapi.schedule = api_schedule;	3092	coroapi.schedule = api_schedule;
		3093	coroapi.schedule_to = api_schedule_to;
2719	coroapi.cede = api_cede;	3094	coroapi.cede = api_cede;
2720	coroapi.cede_notself = api_cede_notself;	3095	coroapi.cede_notself = api_cede_notself;
2721	coroapi.ready = api_ready;	3096	coroapi.ready = api_ready;
2722	coroapi.is_ready = api_is_ready;	3097	coroapi.is_ready = api_is_ready;
2723	coroapi.nready = coro_nready;	3098	coroapi.nready = coro_nready;
…		…
2728	SvREADONLY_on (sv);	3103	SvREADONLY_on (sv);
2729	}	3104	}
2730	}	3105	}
2731		3106
2732	void	3107	void
		3108	terminate (...)
		3109	CODE:
		3110	CORO_EXECUTE_SLF_XS (slf_init_terminate);
		3111
		3112	void
2733	schedule (...)	3113	schedule (...)
2734	CODE:	3114	CODE:
2735	CORO_EXECUTE_SLF_XS (slf_init_schedule);	3115	CORO_EXECUTE_SLF_XS (slf_init_schedule);
		3116
		3117	void
		3118	schedule_to (...)
		3119	CODE:
		3120	CORO_EXECUTE_SLF_XS (slf_init_schedule_to);
		3121
		3122	void
		3123	cede_to (...)
		3124	CODE:
		3125	CORO_EXECUTE_SLF_XS (slf_init_cede_to);
2736		3126
2737	void	3127	void
2738	cede (...)	3128	cede (...)
2739	CODE:	3129	CODE:
2740	CORO_EXECUTE_SLF_XS (slf_init_cede);	3130	CORO_EXECUTE_SLF_XS (slf_init_cede);
2741		3131
2742	void	3132	void
2743	cede_notself (...)	3133	cede_notself (...)
2744	CODE:	3134	CODE:
2745	CORO_EXECUTE_SLF_XS (slf_init_cede_notself);	3135	CORO_EXECUTE_SLF_XS (slf_init_cede_notself);
		3136
		3137	void
		3138	_cancel (Coro::State self)
		3139	CODE:
		3140	coro_state_destroy (aTHX_ self);
		3141	coro_call_on_destroy (aTHX_ self);
2746		3142
2747	void	3143	void
2748	_set_current (SV *current)	3144	_set_current (SV *current)
2749	PROTOTYPE: $	3145	PROTOTYPE: $
2750	CODE:	3146	CODE:
…		…
2795	CODE:	3191	CODE:
2796	RETVAL = coro_nready;	3192	RETVAL = coro_nready;
2797	OUTPUT:	3193	OUTPUT:
2798	RETVAL	3194	RETVAL
2799		3195
2800	# for async_pool speedup
2801	void	3196	void
2802	_pool_1 (SV *cb)	3197	_pool_handler (...)
2803	CODE:	3198	CODE:
2804	{	3199	CORO_EXECUTE_SLF_XS (slf_init_pool_handler);
2805	HV hv = (HV )SvRV (coro_current);
2806	struct coro coro = SvSTATE_hv ((SV )hv);
2807	AV *defav = GvAV (PL_defgv);
2808	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
2809	AV *invoke_av;
2810	int i, len;
2811		3200
2812	if (!invoke)	3201	void
		3202	async_pool (SV *cv, ...)
		3203	PROTOTYPE: &@
		3204	PPCODE:
		3205	{
		3206	HV hv = (HV )av_pop (av_async_pool);
		3207	AV *av = newAV ();
		3208	SV *cb = ST (0);
		3209	int i;
		3210
		3211	av_extend (av, items - 2);
		3212	for (i = 1; i < items; ++i)
		3213	av_push (av, SvREFCNT_inc_NN (ST (i)));
		3214
		3215	if ((SV *)hv == &PL_sv_undef)
2813	{	3216	{
2814	SV *old = PL_diehook;	3217	PUSHMARK (SP);
2815	PL_diehook = 0;	3218	EXTEND (SP, 2);
2816	SvREFCNT_dec (old);	3219	PUSHs (sv_Coro);
2817	croak ("\3async_pool terminate\2\n");	3220	PUSHs ((SV *)cv_pool_handler);
		3221	PUTBACK;
		3222	call_sv ((SV *)cv_coro_state_new, G_SCALAR);
		3223	SPAGAIN;
		3224
		3225	hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs));
2818	}	3226	}
2819		3227
2820	SvREFCNT_dec (coro->saved_deffh);
2821	coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv);
2822
2823	hv_store (hv, "desc", sizeof ("desc") - 1,
2824	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
2825
2826	invoke_av = (AV *)SvRV (invoke);
2827	len = av_len (invoke_av);
2828
2829	sv_setsv (cb, AvARRAY (invoke_av)[0]);
2830
2831	if (len > 0)
2832	{	3228	{
2833	av_fill (defav, len - 1);	3229	struct coro *coro = SvSTATE_hv (hv);
2834	for (i = 0; i < len; ++i)	3230
2835	av_store (defav, i, SvREFCNT_inc_NN (AvARRAY (invoke_av)[i + 1]));	3231	assert (!coro->invoke_cb);
		3232	assert (!coro->invoke_av);
		3233	coro->invoke_cb = SvREFCNT_inc (cb);
		3234	coro->invoke_av = av;
2836	}	3235	}
		3236
		3237	api_ready (aTHX_ (SV *)hv);
		3238
		3239	if (GIMME_V != G_VOID)
		3240	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
		3241	else
		3242	SvREFCNT_dec (hv);
2837	}	3243	}
		3244
		3245	SV *
		3246	rouse_cb ()
		3247	PROTOTYPE:
		3248	CODE:
		3249	RETVAL = coro_new_rouse_cb (aTHX);
		3250	OUTPUT:
		3251	RETVAL
2838		3252
2839	void	3253	void
2840	_pool_2 (SV *cb)	3254	rouse_wait (...)
		3255	PROTOTYPE: ;$
2841	CODE:	3256	PPCODE:
2842	{	3257	CORO_EXECUTE_SLF_XS (slf_init_rouse_wait);
2843	HV hv = (HV )SvRV (coro_current);
2844	struct coro coro = SvSTATE_hv ((SV )hv);
2845
2846	sv_setsv (cb, &PL_sv_undef);
2847
2848	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;
2849	coro->saved_deffh = 0;
2850
2851	if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss)
2852	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
2853	{
2854	SV *old = PL_diehook;
2855	PL_diehook = 0;
2856	SvREFCNT_dec (old);
2857	croak ("\3async_pool terminate\2\n");
2858	}
2859
2860	av_clear (GvAV (PL_defgv));
2861	hv_store (hv, "desc", sizeof ("desc") - 1,
2862	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
2863
2864	coro->prio = 0;
2865
2866	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
2867	api_trace (aTHX_ coro_current, 0);
2868
2869	av_push (av_async_pool, newSVsv (coro_current));
2870	}
2871		3258
2872		3259
2873	MODULE = Coro::State PACKAGE = PerlIO::cede	3260	MODULE = Coro::State PACKAGE = PerlIO::cede
2874		3261
2875	BOOT:	3262	BOOT:
…		…
2909	adjust = 1	3296	adjust = 1
2910	CODE:	3297	CODE:
2911	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1);	3298	coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1);
2912		3299
2913	void	3300	void
2914	down (SV *self)	3301	down (...)
2915	CODE:	3302	CODE:
2916	CORO_EXECUTE_SLF_XS (slf_init_semaphore_down);	3303	CORO_EXECUTE_SLF_XS (slf_init_semaphore_down);
2917		3304
2918	void	3305	void
2919	wait (SV *self)	3306	wait (...)
2920	CODE:	3307	CODE:
2921	CORO_EXECUTE_SLF_XS (slf_init_semaphore_wait);	3308	CORO_EXECUTE_SLF_XS (slf_init_semaphore_wait);
2922		3309
2923	void	3310	void
2924	try (SV *self)	3311	try (SV *self)
…		…
2967	);	3354	);
2968	OUTPUT:	3355	OUTPUT:
2969	RETVAL	3356	RETVAL
2970		3357
2971	void	3358	void
2972	wait (SV *self)	3359	wait (...)
2973	CODE:	3360	CODE:
2974	CORO_EXECUTE_SLF_XS (slf_init_signal_wait);	3361	CORO_EXECUTE_SLF_XS (slf_init_signal_wait);
2975		3362
2976	void	3363	void
2977	broadcast (SV *self)	3364	broadcast (SV *self)
…		…
2986	CODE:	3373	CODE:
2987	{	3374	{
2988	AV av = (AV )SvRV (self);	3375	AV av = (AV )SvRV (self);
2989		3376
2990	if (AvFILLp (av))	3377	if (AvFILLp (av))
2991	coro_signal_wake (av, 1);	3378	coro_signal_wake (aTHX_ av, 1);
2992	else	3379	else
2993	SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */	3380	SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */
2994	}	3381	}
2995		3382
2996	IV	3383	IV
…		…
3034		3421
3035	void	3422	void
3036	_register (char target, char proto, SV *req)	3423	_register (char target, char proto, SV *req)
3037	CODE:	3424	CODE:
3038	{	3425	{
3039	HV *st;	3426	CV *req_cv = coro_sv_2cv (aTHX_ req);
3040	GV *gvp;
3041	CV *req_cv = sv_2cv (req, &st, &gvp, 0);
3042	/* newXSproto doesn't return the CV on 5.8 */	3427	/* newXSproto doesn't return the CV on 5.8 */
3043	CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);	3428	CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);
3044	sv_setpv ((SV *)slf_cv, proto);	3429	sv_setpv ((SV *)slf_cv, proto);
3045	sv_magicext ((SV )slf_cv, (SV )req_cv, CORO_MAGIC_type_aio, 0, 0, 0);	3430	sv_magicext ((SV )slf_cv, (SV )req_cv, CORO_MAGIC_type_aio, 0, 0, 0);
3046	}	3431	}

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+Removed lines
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+Changed lines
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Comparing Coro/Coro/State.xs (file contents): Revision 1.300 by root, Wed Nov 19 02:07:48 2008 UTC vs. Revision 1.318 by root, Thu Nov 20 07:02:43 2008 UTC

Diff Legend

Comparing Coro/Coro/State.xs (file contents):
Revision 1.300 by root, Wed Nov 19 02:07:48 2008 UTC vs.
Revision 1.318 by root, Thu Nov 20 07:02:43 2008 UTC