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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.344 by root, Mon Dec 15 19:39:40 2008 UTC vs.
Revision 1.368 by root, Thu Aug 13 02:35:41 2009 UTC

…		…
6	#include "EXTERN.h"	6	#include "EXTERN.h"
7	#include "perl.h"	7	#include "perl.h"
8	#include "XSUB.h"	8	#include "XSUB.h"
9	#include "perliol.h"	9	#include "perliol.h"
10		10
11	#include "patchlevel.h"	11	#include "schmorp.h"
12		12
13	#include <stdio.h>	13	#include <stdio.h>
14	#include <errno.h>	14	#include <errno.h>
15	#include <assert.h>	15	#include <assert.h>
16		16
…		…
51	#endif	51	#endif
52		52
53	/* the maximum number of idle cctx that will be pooled */	53	/* the maximum number of idle cctx that will be pooled */
54	static int cctx_max_idle = 4;	54	static int cctx_max_idle = 4;
55		55
56	#define PERL_VERSION_ATLEAST(a,b,c) \
57	(PERL_REVISION > (a) \
58	\|\| (PERL_REVISION == (a) \
59	&& (PERL_VERSION > (b) \
60	\|\| (PERL_VERSION == (b) && PERL_SUBVERSION >= (c)))))
61
62	#if !PERL_VERSION_ATLEAST (5,6,0)
63	# ifndef PL_ppaddr
64	# define PL_ppaddr ppaddr
65	# endif
66	# ifndef call_sv
67	# define call_sv perl_call_sv
68	# endif
69	# ifndef get_sv
70	# define get_sv perl_get_sv
71	# endif
72	# ifndef get_cv
73	# define get_cv perl_get_cv
74	# endif
75	# ifndef IS_PADGV
76	# define IS_PADGV(v) 0
77	# endif
78	# ifndef IS_PADCONST
79	# define IS_PADCONST(v) 0
80	# endif
81	#endif
82
83	/* 5.11 */
84	#ifndef CxHASARGS
85	# define CxHASARGS(cx) (cx)->blk_sub.hasargs
86	#endif
87
88	/* 5.10.0 */
89	#ifndef SvREFCNT_inc_NN
90	# define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv)
91	#endif
92
93	/* 5.8.8 */
94	#ifndef GV_NOTQUAL
95	# define GV_NOTQUAL 0
96	#endif
97	#ifndef newSV
98	# define newSV(l) NEWSV(0,l)
99	#endif
100	#ifndef CvISXSUB_on
101	# define CvISXSUB_on(cv) (void)cv
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
109
110	/* 5.8.7 */
111	#ifndef SvRV_set
112	# define SvRV_set(s,v) SvRV(s) = (v)
113	#endif
114
115	#if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64	56	#if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64
116	# undef CORO_STACKGUARD	57	# undef CORO_STACKGUARD
117	#endif	58	#endif
118		59
119	#ifndef CORO_STACKGUARD	60	#ifndef CORO_STACKGUARD
…		…
137		78
138	#define IN_DESTRUCT PL_dirty	79	#define IN_DESTRUCT PL_dirty
139		80
140	#if __GNUC__ >= 3	81	#if __GNUC__ >= 3
141	# define attribute(x) __attribute__(x)	82	# define attribute(x) __attribute__(x)
142	# define expect(expr,value) __builtin_expect ((expr),(value))	83	# define expect(expr,value) __builtin_expect ((expr), (value))
143	# define INLINE static inline	84	# define INLINE static inline
144	#else	85	#else
145	# define attribute(x)	86	# define attribute(x)
146	# define expect(expr,value) (expr)	87	# define expect(expr,value) (expr)
147	# define INLINE static	88	# define INLINE static
…		…
159	# if CORO_PTHREAD	100	# if CORO_PTHREAD
160	static void *coro_thx;	101	static void *coro_thx;
161	# endif	102	# endif
162	#endif	103	#endif
163		104
		105	#ifdef __linux
		106	# include <time.h> /* for timespec */
		107	# include <syscall.h> /* for SYS_* */
		108	# ifdef SYS_clock_gettime
		109	# define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts))
		110	# define CORO_CLOCK_MONOTONIC 1
		111	# define CORO_CLOCK_THREAD_CPUTIME_ID 3
		112	# endif
		113	#endif
		114
164	static double (nvtime)(); / so why doesn't it take void? */	115	static double (nvtime)(); / so why doesn't it take void? */
		116	static void (*u2time)(pTHX_ UV ret[2]);
165		117
166	/* we hijack an hopefully unused CV flag for our purposes */	118	/* we hijack an hopefully unused CV flag for our purposes */
167	#define CVf_SLF 0x4000	119	#define CVf_SLF 0x4000
168	static OP *pp_slf (pTHX);	120	static OP *pp_slf (pTHX);
169		121
…		…
194	static CV *cv_pool_handler;	146	static CV *cv_pool_handler;
195	static CV *cv_coro_state_new;	147	static CV *cv_coro_state_new;
196		148
197	/* Coro::AnyEvent */	149	/* Coro::AnyEvent */
198	static SV *sv_activity;	150	static SV *sv_activity;
		151
		152	/* enable processtime/realtime profiling */
		153	static char enable_times;
		154	typedef U32 coro_ts[2];
		155	static coro_ts time_real, time_cpu;
		156	static char times_valid;
199		157
200	static struct coro_cctx *cctx_first;	158	static struct coro_cctx *cctx_first;
201	static int cctx_count, cctx_idle;	159	static int cctx_count, cctx_idle;
202		160
203	enum {	161	enum {
…		…
261	/* this is a structure representing a perl-level coroutine */	219	/* this is a structure representing a perl-level coroutine */
262	struct coro {	220	struct coro {
263	/* the C coroutine allocated to this perl coroutine, if any */	221	/* the C coroutine allocated to this perl coroutine, if any */
264	coro_cctx *cctx;	222	coro_cctx *cctx;
265		223
		224	/* ready queue */
		225	struct coro *next_ready;
		226
266	/* state data */	227	/* state data */
267	struct CoroSLF slf_frame; /* saved slf frame */	228	struct CoroSLF slf_frame; /* saved slf frame */
268	AV *mainstack;	229	AV *mainstack;
269	perl_slots slot; / basically the saved sp */	230	perl_slots slot; / basically the saved sp */
270		231
…		…
290		251
291	/* on_enter/on_leave */	252	/* on_enter/on_leave */
292	AV *on_enter;	253	AV *on_enter;
293	AV *on_leave;	254	AV *on_leave;
294		255
		256	/* times */
		257	coro_ts t_cpu, t_real;
		258
295	/* linked list */	259	/* linked list */
296	struct coro next, prev;	260	struct coro next, prev;
297	};	261	};
298		262
299	typedef struct coro *Coro__State;	263	typedef struct coro *Coro__State;
…		…
304	/* the mainr easonw e don't support windows process emulation */	268	/* the mainr easonw e don't support windows process emulation */
305	static struct CoroSLF slf_frame; /* the current slf frame */	269	static struct CoroSLF slf_frame; /* the current slf frame */
306		270
307	/ Coro ******************************************************************/	271	/ Coro ******************************************************************/
308		272
309	#define PRIO_MAX 3	273	#define CORO_PRIO_MAX 3
310	#define PRIO_HIGH 1	274	#define CORO_PRIO_HIGH 1
311	#define PRIO_NORMAL 0	275	#define CORO_PRIO_NORMAL 0
312	#define PRIO_LOW -1	276	#define CORO_PRIO_LOW -1
313	#define PRIO_IDLE -3	277	#define CORO_PRIO_IDLE -3
314	#define PRIO_MIN -4	278	#define CORO_PRIO_MIN -4
315		279
316	/* for Coro.pm */	280	/* for Coro.pm */
317	static SV *coro_current;	281	static SV *coro_current;
318	static SV *coro_readyhook;	282	static SV *coro_readyhook;
319	static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1];	283	static struct coro coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; / head\|tail */
320	static CV cv_coro_run, cv_coro_terminate;	284	static CV cv_coro_run, cv_coro_terminate;
321	static struct coro *coro_first;	285	static struct coro *coro_first;
322	#define coro_nready coroapi.nready	286	#define coro_nready coroapi.nready
		287
		288	/ Coro::Select **********************************************************/
		289
		290	static OP (coro_old_pp_sselect) (pTHX);
		291	static SV *coro_select_select;
		292
		293	/* horrible hack, but if it works... */
		294	static OP *
		295	coro_pp_sselect (aTHX)
		296	{
		297	dSP;
		298	PUSHMARK (SP - 4); /* fake argument list */
		299	XPUSHs (coro_select_select);
		300	PUTBACK;
		301
		302	/* entersub is an UNOP, select a LISTOP... keep your fingers crossed */
		303	PL_op->op_flags \|= OPf_STACKED;
		304	PL_op->op_private = 0;
		305	return PL_ppaddr [OP_ENTERSUB](aTHX);
		306	}
323		307
324	/ lowlevel stuff ********************************************************/	308	/ lowlevel stuff ********************************************************/
325		309
326	static SV *	310	static SV *
327	coro_get_sv (pTHX_ const char *name, int create)	311	coro_get_sv (pTHX_ const char *name, int create)
…		…
351	get_hv (name, create);	335	get_hv (name, create);
352	#endif	336	#endif
353	return get_hv (name, create);	337	return get_hv (name, create);
354	}	338	}
355		339
356	/* may croak */	340	INLINE void
357	INLINE CV *	341	coro_times_update ()
358	coro_sv_2cv (pTHX_ SV *sv)
359	{	342	{
360	HV *st;	343	#ifdef coro_clock_gettime
361	GV *gvp;	344	struct timespec ts;
362	CV *cv = sv_2cv (sv, &st, &gvp, 0);
363		345
364	if (!cv)	346	ts.tv_sec = ts.tv_nsec = 0;
365	croak ("code reference expected");	347	coro_clock_gettime (CORO_CLOCK_THREAD_CPUTIME_ID, &ts);
		348	time_cpu [0] = ts.tv_sec; time_cpu [1] = ts.tv_nsec;
366		349
367	return cv;	350	ts.tv_sec = ts.tv_nsec = 0;
		351	coro_clock_gettime (CORO_CLOCK_MONOTONIC, &ts);
		352	time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec;
		353	#else
		354	dTHX;
		355	UV tv[2];
		356
		357	u2time (aTHX_ tv);
		358	time_real [0] = tv [0];
		359	time_real [1] = tv [1] * 1000;
		360	#endif
		361	}
		362
		363	INLINE void
		364	coro_times_add (struct coro *c)
		365	{
		366	c->t_real [1] += time_real [1];
		367	if (c->t_real [1] > 1000000000) { c->t_real [1] -= 1000000000; ++c->t_real [0]; }
		368	c->t_real [0] += time_real [0];
		369
		370	c->t_cpu [1] += time_cpu [1];
		371	if (c->t_cpu [1] > 1000000000) { c->t_cpu [1] -= 1000000000; ++c->t_cpu [0]; }
		372	c->t_cpu [0] += time_cpu [0];
		373	}
		374
		375	INLINE void
		376	coro_times_sub (struct coro *c)
		377	{
		378	if (c->t_real [1] < time_real [1]) { c->t_real [1] += 1000000000; --c->t_real [0]; }
		379	c->t_real [1] -= time_real [1];
		380	c->t_real [0] -= time_real [0];
		381
		382	if (c->t_cpu [1] < time_cpu [1]) { c->t_cpu [1] += 1000000000; --c->t_cpu [0]; }
		383	c->t_cpu [1] -= time_cpu [1];
		384	c->t_cpu [0] -= time_cpu [0];
368	}	385	}
369		386
370	/*****************************************************************************/	387	/*****************************************************************************/
371	/* magic glue */	388	/* magic glue */
372		389
…		…
472	static int	489	static int
473	coro_cv_free (pTHX_ SV sv, MAGIC mg)	490	coro_cv_free (pTHX_ SV sv, MAGIC mg)
474	{	491	{
475	AV *padlist;	492	AV *padlist;
476	AV av = (AV )mg->mg_obj;	493	AV av = (AV )mg->mg_obj;
		494
		495	/* perl manages to free our internal AV and _then_ call us */
		496	if (IN_DESTRUCT)
		497	return 0;
477		498
478	/* casting is fun. */	499	/* casting is fun. */
479	while (&PL_sv_undef != (SV )(padlist = (AV )av_pop (av)))	500	while (&PL_sv_undef != (SV )(padlist = (AV )av_pop (av)))
480	free_padlist (aTHX_ padlist);	501	free_padlist (aTHX_ padlist);
481		502
…		…
570	}	591	}
571		592
572	slf_frame = c->slf_frame;	593	slf_frame = c->slf_frame;
573	CORO_THROW = c->except;	594	CORO_THROW = c->except;
574		595
		596	if (expect_false (enable_times))
		597	{
		598	if (expect_false (!times_valid))
		599	coro_times_update ();
		600
		601	coro_times_sub (c);
		602	}
		603
575	if (expect_false (c->on_enter))	604	if (expect_false (c->on_enter))
576	{	605	{
577	int i;	606	int i;
578		607
579	for (i = 0; i <= AvFILLp (c->on_enter); ++i)	608	for (i = 0; i <= AvFILLp (c->on_enter); ++i)
…		…
588	{	617	{
589	int i;	618	int i;
590		619
591	for (i = AvFILLp (c->on_leave); i >= 0; --i)	620	for (i = AvFILLp (c->on_leave); i >= 0; --i)
592	on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]);	621	on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]);
		622	}
		623
		624	times_valid = 0;
		625
		626	if (expect_false (enable_times))
		627	{
		628	coro_times_update (); times_valid = 1;
		629	coro_times_add (c);
593	}	630	}
594		631
595	c->except = CORO_THROW;	632	c->except = CORO_THROW;
596	c->slf_frame = slf_frame;	633	c->slf_frame = slf_frame;
597		634
…		…
612	{	649	{
613	while (expect_true (cxix >= 0))	650	while (expect_true (cxix >= 0))
614	{	651	{
615	PERL_CONTEXT *cx = &ccstk[cxix--];	652	PERL_CONTEXT *cx = &ccstk[cxix--];
616		653
617	if (expect_true (CxTYPE (cx) == CXt_SUB \|\| CxTYPE (cx) == CXt_FORMAT))	654	if (expect_true (CxTYPE (cx) == CXt_SUB) \|\| expect_false (CxTYPE (cx) == CXt_FORMAT))
618	{	655	{
619	CV *cv = cx->blk_sub.cv;	656	CV *cv = cx->blk_sub.cv;
620		657
621	if (expect_true (CvDEPTH (cv)))	658	if (expect_true (CvDEPTH (cv)))
622	{	659	{
…		…
646	/* we manually unroll here, as usually 2 slots is enough */	683	/* we manually unroll here, as usually 2 slots is enough */
647	if (SLOT_COUNT >= 1) CXINC;	684	if (SLOT_COUNT >= 1) CXINC;
648	if (SLOT_COUNT >= 2) CXINC;	685	if (SLOT_COUNT >= 2) CXINC;
649	if (SLOT_COUNT >= 3) CXINC;	686	if (SLOT_COUNT >= 3) CXINC;
650	{	687	{
651	int i;	688	unsigned int i;
652	for (i = 3; i < SLOT_COUNT; ++i)	689	for (i = 3; i < SLOT_COUNT; ++i)
653	CXINC;	690	CXINC;
654	}	691	}
655	cxstack_ix -= SLOT_COUNT; /* undo allocation */	692	cxstack_ix -= SLOT_COUNT; /* undo allocation */
656		693
…		…
961		998
962	PL_op = (OP *)&coro_setup_op;	999	PL_op = (OP *)&coro_setup_op;
963		1000
964	/* copy throw, in case it was set before coro_setup */	1001	/* copy throw, in case it was set before coro_setup */
965	CORO_THROW = coro->except;	1002	CORO_THROW = coro->except;
		1003
		1004	if (expect_false (enable_times))
		1005	{
		1006	coro_times_update ();
		1007	coro_times_sub (coro);
		1008	}
966	}	1009	}
967		1010
968	static void	1011	static void
969	coro_unwind_stacks (pTHX)	1012	coro_unwind_stacks (pTHX)
970	{	1013	{
…		…
987	}	1030	}
988		1031
989	static void	1032	static void
990	coro_destruct_perl (pTHX_ struct coro *coro)	1033	coro_destruct_perl (pTHX_ struct coro *coro)
991	{	1034	{
		1035	SV *svf [9];
		1036
		1037	{
		1038	struct coro *current = SvSTATE_current;
		1039
		1040	assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack));
		1041
		1042	save_perl (aTHX_ current);
		1043	load_perl (aTHX_ coro);
		1044
992	coro_unwind_stacks (aTHX);	1045	coro_unwind_stacks (aTHX);
		1046	coro_destruct_stacks (aTHX);
993		1047
994	SvREFCNT_dec (GvSV (PL_defgv));	1048	// now save some sv's to be free'd later
995	SvREFCNT_dec (GvAV (PL_defgv));	1049	svf [0] = GvSV (PL_defgv);
996	SvREFCNT_dec (GvSV (PL_errgv));	1050	svf [1] = (SV *)GvAV (PL_defgv);
997	SvREFCNT_dec (PL_defoutgv);	1051	svf [2] = GvSV (PL_errgv);
998	SvREFCNT_dec (PL_rs);	1052	svf [3] = (SV *)PL_defoutgv;
999	SvREFCNT_dec (GvSV (irsgv));	1053	svf [4] = PL_rs;
1000	SvREFCNT_dec (GvHV (PL_hintgv));	1054	svf [5] = GvSV (irsgv);
		1055	svf [6] = (SV *)GvHV (PL_hintgv);
		1056	svf [7] = PL_diehook;
		1057	svf [8] = PL_warnhook;
		1058	assert (9 == sizeof (svf) / sizeof (*svf));
1001		1059
1002	SvREFCNT_dec (PL_diehook);	1060	load_perl (aTHX_ current);
1003	SvREFCNT_dec (PL_warnhook);
1004		1061	}
		1062
		1063	{
		1064	unsigned int i;
		1065
		1066	for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i)
		1067	SvREFCNT_dec (svf [i]);
		1068
1005	SvREFCNT_dec (coro->saved_deffh);	1069	SvREFCNT_dec (coro->saved_deffh);
1006	SvREFCNT_dec (coro->rouse_cb);	1070	SvREFCNT_dec (coro->rouse_cb);
1007	SvREFCNT_dec (coro->invoke_cb);	1071	SvREFCNT_dec (coro->invoke_cb);
1008	SvREFCNT_dec (coro->invoke_av);	1072	SvREFCNT_dec (coro->invoke_av);
1009		1073	}
1010	coro_destruct_stacks (aTHX);
1011	}	1074	}
1012		1075
1013	INLINE void	1076	INLINE void
1014	free_coro_mortal (pTHX)	1077	free_coro_mortal (pTHX)
1015	{	1078	{
…		…
1212	/* somebody or something will hit me for both perl_run and PL_restartop */	1275	/* somebody or something will hit me for both perl_run and PL_restartop */
1213	PL_restartop = PL_op;	1276	PL_restartop = PL_op;
1214	perl_run (PL_curinterp);	1277	perl_run (PL_curinterp);
1215	/*	1278	/*
1216	* Unfortunately, there is no way to get at the return values of the	1279	* Unfortunately, there is no way to get at the return values of the
1217	* coro body here, as perl_run destroys these	1280	* coro body here, as perl_run destroys these. Likewise, we cannot catch
		1281	* runtime errors here, as this is just a random interpreter, not a thread.
1218	*/	1282	*/
1219		1283
1220	/*	1284	/*
1221	* If perl-run returns we assume exit() was being called or the coro	1285	* If perl-run returns we assume exit() was being called or the coro
1222	* fell off the end, which seems to be the only valid (non-bug)	1286	* fell off the end, which seems to be the only valid (non-bug)
…		…
1502		1566
1503	if (coro->mainstack	1567	if (coro->mainstack
1504	&& coro->mainstack != main_mainstack	1568	&& coro->mainstack != main_mainstack
1505	&& coro->slot	1569	&& coro->slot
1506	&& !PL_dirty)	1570	&& !PL_dirty)
1507	{
1508	struct coro *current = SvSTATE_current;
1509
1510	assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack));
1511
1512	save_perl (aTHX_ current);
1513	load_perl (aTHX_ coro);
1514
1515	coro_destruct_perl (aTHX_ coro);	1571	coro_destruct_perl (aTHX_ coro);
1516
1517	load_perl (aTHX_ current);
1518
1519	coro->slot = 0;
1520	}
1521		1572
1522	cctx_destroy (coro->cctx);	1573	cctx_destroy (coro->cctx);
1523	SvREFCNT_dec (coro->startcv);	1574	SvREFCNT_dec (coro->startcv);
1524	SvREFCNT_dec (coro->args);	1575	SvREFCNT_dec (coro->args);
1525	SvREFCNT_dec (CORO_THROW);	1576	SvREFCNT_dec (CORO_THROW);
…		…
1584		1635
1585	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);	1636	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1586	TRANSFER (ta, 1);	1637	TRANSFER (ta, 1);
1587	}	1638	}
1588		1639
1589	/*****************************************************************************/
1590	/* gensub: simple closure generation utility */
1591
1592	#define GENSUB_ARG CvXSUBANY (cv).any_ptr
1593
1594	/* create a closure from XS, returns a code reference */
1595	/* the arg can be accessed via GENSUB_ARG from the callback */
1596	/* the callback must use dXSARGS/XSRETURN */
1597	static SV *
1598	gensub (pTHX_ void (xsub)(pTHX_ CV ), void *arg)
1599	{
1600	CV cv = (CV )newSV (0);
1601
1602	sv_upgrade ((SV *)cv, SVt_PVCV);
1603
1604	CvANON_on (cv);
1605	CvISXSUB_on (cv);
1606	CvXSUB (cv) = xsub;
1607	GENSUB_ARG = arg;
1608
1609	return newRV_noinc ((SV *)cv);
1610	}
1611
1612	/ Coro ******************************************************************/	1640	/ Coro ******************************************************************/
1613		1641
1614	INLINE void	1642	INLINE void
1615	coro_enq (pTHX_ struct coro *coro)	1643	coro_enq (pTHX_ struct coro *coro)
1616	{	1644	{
1617	av_push (coro_ready [coro->prio - PRIO_MIN], SvREFCNT_inc_NN (coro->hv));	1645	struct coro **ready = coro_ready [coro->prio - CORO_PRIO_MIN];
1618	}
1619		1646
1620	INLINE SV *	1647	SvREFCNT_inc_NN (coro->hv);
		1648
		1649	coro->next_ready = 0;
		1650	*(ready [0] ? &ready [1]->next_ready : &ready [0]) = coro;
		1651	ready [1] = coro;
		1652	}
		1653
		1654	INLINE struct coro *
1621	coro_deq (pTHX)	1655	coro_deq (pTHX)
1622	{	1656	{
1623	int prio;	1657	int prio;
1624		1658
1625	for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; )	1659	for (prio = CORO_PRIO_MAX - CORO_PRIO_MIN + 1; --prio >= 0; )
1626	if (AvFILLp (coro_ready [prio]) >= 0)	1660	{
1627	return av_shift (coro_ready [prio]);	1661	struct coro **ready = coro_ready [prio];
		1662
		1663	if (ready [0])
		1664	{
		1665	struct coro *coro = ready [0];
		1666	ready [0] = coro->next_ready;
		1667	return coro;
		1668	}
		1669	}
1628		1670
1629	return 0;	1671	return 0;
		1672	}
		1673
		1674	static void
		1675	invoke_sv_ready_hook_helper (void)
		1676	{
		1677	dTHX;
		1678	dSP;
		1679
		1680	ENTER;
		1681	SAVETMPS;
		1682
		1683	PUSHMARK (SP);
		1684	PUTBACK;
		1685	call_sv (coro_readyhook, G_VOID \| G_DISCARD);
		1686
		1687	FREETMPS;
		1688	LEAVE;
1630	}	1689	}
1631		1690
1632	static int	1691	static int
1633	api_ready (pTHX_ SV *coro_sv)	1692	api_ready (pTHX_ SV *coro_sv)
1634	{	1693	{
1635	struct coro *coro;
1636	SV *sv_hook;
1637	void (*xs_hook)(void);
1638
1639	coro = SvSTATE (coro_sv);	1694	struct coro *coro = SvSTATE (coro_sv);
1640		1695
1641	if (coro->flags & CF_READY)	1696	if (coro->flags & CF_READY)
1642	return 0;	1697	return 0;
1643		1698
1644	coro->flags \|= CF_READY;	1699	coro->flags \|= CF_READY;
1645		1700
1646	sv_hook = coro_nready ? 0 : coro_readyhook;
1647	xs_hook = coro_nready ? 0 : coroapi.readyhook;
1648
1649	coro_enq (aTHX_ coro);	1701	coro_enq (aTHX_ coro);
1650	++coro_nready;
1651		1702
1652	if (sv_hook)	1703	if (!coro_nready++)
1653	{	1704	if (coroapi.readyhook)
1654	dSP;	1705	coroapi.readyhook ();
1655
1656	ENTER;
1657	SAVETMPS;
1658
1659	PUSHMARK (SP);
1660	PUTBACK;
1661	call_sv (sv_hook, G_VOID \| G_DISCARD);
1662
1663	FREETMPS;
1664	LEAVE;
1665	}
1666
1667	if (xs_hook)
1668	xs_hook ();
1669		1706
1670	return 1;	1707	return 1;
1671	}	1708	}
1672		1709
1673	static int	1710	static int
…		…
1696	static void	1733	static void
1697	prepare_schedule (pTHX_ struct coro_transfer_args *ta)	1734	prepare_schedule (pTHX_ struct coro_transfer_args *ta)
1698	{	1735	{
1699	for (;;)	1736	for (;;)
1700	{	1737	{
1701	SV *next_sv = coro_deq (aTHX);	1738	struct coro *next = coro_deq (aTHX);
1702		1739
1703	if (expect_true (next_sv))	1740	if (expect_true (next))
1704	{	1741	{
1705	struct coro *next = SvSTATE_hv (next_sv);
1706
1707	/* cannot transfer to destroyed coros, skip and look for next */	1742	/* cannot transfer to destroyed coros, skip and look for next */
1708	if (expect_false (next->flags & (CF_DESTROYED \| CF_SUSPENDED)))	1743	if (expect_false (next->flags & (CF_DESTROYED \| CF_SUSPENDED)))
1709	SvREFCNT_dec (next_sv); /* coro_nready has already been taken care of by destroy */	1744	SvREFCNT_dec (next->hv); /* coro_nready has already been taken care of by destroy */
1710	else	1745	else
1711	{	1746	{
1712	next->flags &= ~CF_READY;	1747	next->flags &= ~CF_READY;
1713	--coro_nready;	1748	--coro_nready;
1714		1749
…		…
1881	{	1916	{
1882	int i;	1917	int i;
1883	HV hv = (HV )SvRV (coro_current);	1918	HV hv = (HV )SvRV (coro_current);
1884	AV *av = newAV ();	1919	AV *av = newAV ();
1885		1920
		1921	/* items are actually not so common, so optimise for this case */
		1922	if (items)
		1923	{
1886	av_extend (av, items - 1);	1924	av_extend (av, items - 1);
		1925
1887	for (i = 0; i < items; ++i)	1926	for (i = 0; i < items; ++i)
1888	av_push (av, SvREFCNT_inc_NN (arg [i]));	1927	av_push (av, SvREFCNT_inc_NN (arg [i]));
		1928	}
1889		1929
1890	hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0);	1930	hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0);
1891		1931
1892	av_push (av_destroy, (SV )newRV_inc ((SV )hv)); /* RVinc for perl */	1932	av_push (av_destroy, (SV )newRV_inc ((SV )hv)); /* RVinc for perl */
1893	api_ready (aTHX_ sv_manager);	1933	api_ready (aTHX_ sv_manager);
…		…
1983		2023
1984	static void	2024	static void
1985	coro_rouse_callback (pTHX_ CV *cv)	2025	coro_rouse_callback (pTHX_ CV *cv)
1986	{	2026	{
1987	dXSARGS;	2027	dXSARGS;
1988	SV data = (SV )GENSUB_ARG;	2028	SV data = (SV )S_GENSUB_ARG;
1989		2029
1990	if (SvTYPE (SvRV (data)) != SVt_PVAV)	2030	if (SvTYPE (SvRV (data)) != SVt_PVAV)
1991	{	2031	{
1992	/* first call, set args */	2032	/* first call, set args */
		2033	SV *coro = SvRV (data);
1993	AV *av = newAV ();	2034	AV *av = newAV ();
1994	SV *coro = SvRV (data);
1995		2035
1996	SvRV_set (data, (SV *)av);	2036	SvRV_set (data, (SV *)av);
1997	api_ready (aTHX_ coro);
1998	SvREFCNT_dec (coro);
1999		2037
2000	/* better take a full copy of the arguments */	2038	/* better take a full copy of the arguments */
2001	while (items--)	2039	while (items--)
2002	av_store (av, items, newSVsv (ST (items)));	2040	av_store (av, items, newSVsv (ST (items)));
		2041
		2042	api_ready (aTHX_ coro);
		2043	SvREFCNT_dec (coro);
2003	}	2044	}
2004		2045
2005	XSRETURN_EMPTY;	2046	XSRETURN_EMPTY;
2006	}	2047	}
2007		2048
…		…
2024		2065
2025	EXTEND (SP, AvFILLp (av) + 1);	2066	EXTEND (SP, AvFILLp (av) + 1);
2026	for (i = 0; i <= AvFILLp (av); ++i)	2067	for (i = 0; i <= AvFILLp (av); ++i)
2027	PUSHs (sv_2mortal (AvARRAY (av)[i]));	2068	PUSHs (sv_2mortal (AvARRAY (av)[i]));
2028		2069
2029	/* we have stolen the elements, so ste length to zero and free */	2070	/* we have stolen the elements, so set length to zero and free */
2030	AvFILLp (av) = -1;	2071	AvFILLp (av) = -1;
2031	av_undef (av);	2072	av_undef (av);
2032		2073
2033	PUTBACK;	2074	PUTBACK;
2034	}	2075	}
…		…
2058	\|\| SvTYPE (SvRV (cb)) != SVt_PVCV	2099	\|\| SvTYPE (SvRV (cb)) != SVt_PVCV
2059	\|\| CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback)	2100	\|\| CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback)
2060	croak ("Coro::rouse_wait called with illegal callback argument,");	2101	croak ("Coro::rouse_wait called with illegal callback argument,");
2061		2102
2062	{	2103	{
2063	CV cv = (CV )SvRV (cb); /* for GENSUB_ARG */	2104	CV cv = (CV )SvRV (cb); /* for S_GENSUB_ARG */
2064	SV data = (SV )GENSUB_ARG;	2105	SV data = (SV )S_GENSUB_ARG;
2065		2106
2066	frame->data = (void *)data;	2107	frame->data = (void *)data;
2067	frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule;	2108	frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule;
2068	frame->check = slf_check_rouse_wait;	2109	frame->check = slf_check_rouse_wait;
2069	}	2110	}
…		…
2073	coro_new_rouse_cb (pTHX)	2114	coro_new_rouse_cb (pTHX)
2074	{	2115	{
2075	HV hv = (HV )SvRV (coro_current);	2116	HV hv = (HV )SvRV (coro_current);
2076	struct coro *coro = SvSTATE_hv (hv);	2117	struct coro *coro = SvSTATE_hv (hv);
2077	SV data = newRV_inc ((SV )hv);	2118	SV data = newRV_inc ((SV )hv);
2078	SV cb = gensub (aTHX_ coro_rouse_callback, (void )data);	2119	SV cb = s_gensub (aTHX_ coro_rouse_callback, (void )data);
2079		2120
2080	sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0);	2121	sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0);
2081	SvREFCNT_dec (data); /* magicext increases the refcount */	2122	SvREFCNT_dec (data); /* magicext increases the refcount */
2082		2123
2083	SvREFCNT_dec (coro->rouse_cb);	2124	SvREFCNT_dec (coro->rouse_cb);
…		…
2454	/* Coro::Semaphore & Coro::Signal */	2495	/* Coro::Semaphore & Coro::Signal */
2455		2496
2456	static SV *	2497	static SV *
2457	coro_waitarray_new (pTHX_ int count)	2498	coro_waitarray_new (pTHX_ int count)
2458	{	2499	{
2459	/* a semaphore contains a counter IV in $sem->[0] and any waiters after that */	2500	/* a waitarray=semaphore contains a counter IV in $sem->[0] and any waiters after that */
2460	AV *av = newAV ();	2501	AV *av = newAV ();
2461	SV **ary;	2502	SV **ary;
2462		2503
2463	/* unfortunately, building manually saves memory */	2504	/* unfortunately, building manually saves memory */
2464	Newx (ary, 2, SV *);	2505	Newx (ary, 2, SV *);
…		…
2606	{	2647	{
2607	if (items >= 2)	2648	if (items >= 2)
2608	{	2649	{
2609	/* callback form */	2650	/* callback form */
2610	AV av = (AV )SvRV (arg [0]);	2651	AV av = (AV )SvRV (arg [0]);
2611	CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]);	2652	SV *cb_cv = s_get_cv_croak (arg [1]);
2612		2653
2613	av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv));	2654	av_push (av, SvREFCNT_inc_NN (cb_cv));
2614		2655
2615	if (SvIVX (AvARRAY (av)[0]) > 0)	2656	if (SvIVX (AvARRAY (av)[0]) > 0)
2616	coro_semaphore_adjust (aTHX_ av, 0);	2657	coro_semaphore_adjust (aTHX_ av, 0);
2617		2658
2618	frame->prepare = prepare_nop;	2659	frame->prepare = prepare_nop;
…		…
2642	AvARRAY (av)[0] = AvARRAY (av)[1];	2683	AvARRAY (av)[0] = AvARRAY (av)[1];
2643	AvARRAY (av)[1] = cb;	2684	AvARRAY (av)[1] = cb;
2644		2685
2645	cb = av_shift (av);	2686	cb = av_shift (av);
2646		2687
		2688	if (SvTYPE (cb) == SVt_PVCV)
		2689	{
		2690	dSP;
		2691	PUSHMARK (SP);
		2692	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));
		2693	PUTBACK;
		2694	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);
		2695	}
		2696	else
		2697	{
2647	api_ready (aTHX_ cb);	2698	api_ready (aTHX_ cb);
2648	sv_setiv (cb, 0); /* signal waiter */	2699	sv_setiv (cb, 0); /* signal waiter */
		2700	}
		2701
2649	SvREFCNT_dec (cb);	2702	SvREFCNT_dec (cb);
2650		2703
2651	--count;	2704	--count;
2652	}	2705	}
2653	}	2706	}
…		…
2662	static void	2715	static void
2663	slf_init_signal_wait (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)	2716	slf_init_signal_wait (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
2664	{	2717	{
2665	AV av = (AV )SvRV (arg [0]);	2718	AV av = (AV )SvRV (arg [0]);
2666		2719
		2720	if (items >= 2)
		2721	{
		2722	SV *cb_cv = s_get_cv_croak (arg [1]);
		2723	av_push (av, SvREFCNT_inc_NN (cb_cv));
		2724
2667	if (SvIVX (AvARRAY (av)[0]))	2725	if (SvIVX (AvARRAY (av)[0]))
		2726	coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */
		2727
		2728	frame->prepare = prepare_nop;
		2729	frame->check = slf_check_nop;
		2730	}
		2731	else if (SvIVX (AvARRAY (av)[0]))
2668	{	2732	{
2669	SvIVX (AvARRAY (av)[0]) = 0;	2733	SvIVX (AvARRAY (av)[0]) = 0;
2670	frame->prepare = prepare_nop;	2734	frame->prepare = prepare_nop;
2671	frame->check = slf_check_nop;	2735	frame->check = slf_check_nop;
2672	}	2736	}
2673	else	2737	else
2674	{	2738	{
2675	SV waiter = newRV_inc (SvRV (coro_current)); / owned by signal av */	2739	SV waiter = newSVsv (coro_current); / owned by signal av */
2676		2740
2677	av_push (av, waiter);	2741	av_push (av, waiter);
2678		2742
2679	frame->data = (void )sv_2mortal (SvREFCNT_inc_NN (waiter)); / owned by process */	2743	frame->data = (void )sv_2mortal (SvREFCNT_inc_NN (waiter)); / owned by process */
2680	frame->prepare = prepare_schedule;	2744	frame->prepare = prepare_schedule;
…		…
2698		2762
2699	static void	2763	static void
2700	coro_aio_callback (pTHX_ CV *cv)	2764	coro_aio_callback (pTHX_ CV *cv)
2701	{	2765	{
2702	dXSARGS;	2766	dXSARGS;
2703	AV state = (AV )GENSUB_ARG;	2767	AV state = (AV )S_GENSUB_ARG;
2704	SV *coro = av_pop (state);	2768	SV *coro = av_pop (state);
2705	SV *data_sv = newSV (sizeof (struct io_state));	2769	SV *data_sv = newSV (sizeof (struct io_state));
2706		2770
2707	av_extend (state, items - 1);	2771	av_extend (state, items - 1);
2708		2772
…		…
2822		2886
2823	for (i = 0; i < items; ++i)	2887	for (i = 0; i < items; ++i)
2824	PUSHs (arg [i]);	2888	PUSHs (arg [i]);
2825		2889
2826	/* now push the callback closure */	2890	/* now push the callback closure */
2827	PUSHs (sv_2mortal (gensub (aTHX_ coro_aio_callback, (void )SvREFCNT_inc_NN ((SV )state))));	2891	PUSHs (sv_2mortal (s_gensub (aTHX_ coro_aio_callback, (void )SvREFCNT_inc_NN ((SV )state))));
2828		2892
2829	/* now call the AIO function - we assume our request is uncancelable */	2893	/* now call the AIO function - we assume our request is uncancelable */
2830	PUTBACK;	2894	PUTBACK;
2831	call_sv ((SV *)req, G_VOID \| G_DISCARD);	2895	call_sv ((SV *)req, G_VOID \| G_DISCARD);
2832	}	2896	}
…		…
2850	/*****************************************************************************/	2914	/*****************************************************************************/
2851		2915
2852	#if CORO_CLONE	2916	#if CORO_CLONE
2853	# include "clone.c"	2917	# include "clone.c"
2854	#endif	2918	#endif
		2919
		2920	/*****************************************************************************/
		2921
		2922	static SV *
		2923	coro_new (HV stash, SV *argv, int argc, int is_coro)
		2924	{
		2925	SV *coro_sv;
		2926	struct coro *coro;
		2927	MAGIC *mg;
		2928	HV *hv;
		2929	SV *cb;
		2930	int i;
		2931
		2932	if (argc > 0)
		2933	{
		2934	cb = s_get_cv_croak (argv [0]);
		2935
		2936	if (!is_coro)
		2937	{
		2938	if (CvISXSUB (cb))
		2939	croak ("Coro::State doesn't support XS functions as coroutine start, caught");
		2940
		2941	if (!CvROOT (cb))
		2942	croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught");
		2943	}
		2944	}
		2945
		2946	Newz (0, coro, 1, struct coro);
		2947	coro->args = newAV ();
		2948	coro->flags = CF_NEW;
		2949
		2950	if (coro_first) coro_first->prev = coro;
		2951	coro->next = coro_first;
		2952	coro_first = coro;
		2953
		2954	coro->hv = hv = newHV ();
		2955	mg = sv_magicext ((SV )hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char )coro, 0);
		2956	mg->mg_flags \|= MGf_DUP;
		2957	coro_sv = sv_bless (newRV_noinc ((SV *)hv), stash);
		2958
		2959	if (argc > 0)
		2960	{
		2961	av_extend (coro->args, argc + is_coro - 1);
		2962
		2963	if (is_coro)
		2964	{
		2965	av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));
		2966	cb = (SV *)cv_coro_run;
		2967	}
		2968
		2969	coro->startcv = (CV )SvREFCNT_inc_NN ((SV )cb);
		2970
		2971	for (i = 1; i < argc; i++)
		2972	av_push (coro->args, newSVsv (argv [i]));
		2973	}
		2974
		2975	return coro_sv;
		2976	}
2855		2977
2856	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_	2978	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
2857		2979
2858	PROTOTYPES: DISABLE	2980	PROTOTYPES: DISABLE
2859		2981
…		…
2919		3041
2920	if (!svp) croak ("Time::HiRes is required");	3042	if (!svp) croak ("Time::HiRes is required");
2921	if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer");	3043	if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer");
2922		3044
2923	nvtime = INT2PTR (double ()(), SvIV (svp));	3045	nvtime = INT2PTR (double ()(), SvIV (svp));
		3046
		3047	svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0);
		3048	u2time = INT2PTR (void ()(pTHX_ UV ret[2]), SvIV (svp));
2924	}	3049	}
2925		3050
2926	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));	3051	assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL));
2927	}	3052	}
2928		3053
2929	SV *	3054	SV *
2930	new (char *klass, ...)	3055	new (SV *klass, ...)
2931	ALIAS:	3056	ALIAS:
2932	Coro::new = 1	3057	Coro::new = 1
2933	CODE:	3058	CODE:
2934	{	3059	RETVAL = coro_new (ix ? coro_stash : coro_state_stash, &ST (1), items - 1, ix);
2935	struct coro *coro;	3060	OUTPUT:
2936	MAGIC *mg;
2937	HV *hv;
2938	CV *cb;
2939	int i;
2940
2941	if (items > 1)
2942	{
2943	cb = coro_sv_2cv (aTHX_ ST (1));
2944
2945	if (!ix)
2946	{
2947	if (CvISXSUB (cb))
2948	croak ("Coro::State doesn't support XS functions as coroutine start, caught");
2949
2950	if (!CvROOT (cb))
2951	croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught");
2952	}
2953	}
2954
2955	Newz (0, coro, 1, struct coro);
2956	coro->args = newAV ();
2957	coro->flags = CF_NEW;
2958
2959	if (coro_first) coro_first->prev = coro;
2960	coro->next = coro_first;
2961	coro_first = coro;
2962
2963	coro->hv = hv = newHV ();
2964	mg = sv_magicext ((SV )hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char )coro, 0);
2965	mg->mg_flags \|= MGf_DUP;
2966	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
2967
2968	if (items > 1)
2969	{
2970	av_extend (coro->args, items - 1 + ix - 1);
2971
2972	if (ix)
2973	{
2974	av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));
2975	cb = cv_coro_run;
2976	}
2977
2978	coro->startcv = (CV )SvREFCNT_inc_NN ((SV )cb);
2979
2980	for (i = 2; i < items; i++)
2981	av_push (coro->args, newSVsv (ST (i)));
2982	}
2983	}
2984	OUTPUT:
2985	RETVAL	3061	RETVAL
2986		3062
2987	void	3063	void
2988	transfer (...)	3064	transfer (...)
2989	PROTOTYPE: $$	3065	PROTOTYPE: $$
…		…
3133	CODE:	3209	CODE:
3134	{	3210	{
3135	struct coro *current = SvSTATE_current;	3211	struct coro *current = SvSTATE_current;
3136	SV **throwp = self == current ? &CORO_THROW : &self->except;	3212	SV **throwp = self == current ? &CORO_THROW : &self->except;
3137	SvREFCNT_dec (*throwp);	3213	SvREFCNT_dec (*throwp);
		3214	SvGETMAGIC (throw);
3138	*throwp = SvOK (throw) ? newSVsv (throw) : 0;	3215	*throwp = SvOK (throw) ? newSVsv (throw) : 0;
3139	}	3216	}
3140		3217
3141	void	3218	void
3142	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)	3219	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)
…		…
3201	CODE:	3278	CODE:
3202	coro_state_destroy (aTHX_ self);	3279	coro_state_destroy (aTHX_ self);
3203	coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */	3280	coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */
3204		3281
3205		3282
		3283	SV *
		3284	enable_times (int enabled = enable_times)
		3285	CODE:
		3286	{
		3287	RETVAL = boolSV (enable_times);
		3288
		3289	if (enabled != enable_times)
		3290	{
		3291	enable_times = enabled;
		3292
		3293	coro_times_update ();
		3294	(enabled ? coro_times_sub : coro_times_add)(SvSTATE (coro_current));
		3295	}
		3296	}
		3297	OUTPUT:
		3298	RETVAL
		3299
		3300	void
		3301	times (Coro::State self)
		3302	PPCODE:
		3303	{
		3304	struct coro *current = SvSTATE (coro_current);
		3305
		3306	if (expect_false (current == self))
		3307	{
		3308	coro_times_update ();
		3309	coro_times_add (SvSTATE (coro_current));
		3310	}
		3311
		3312	EXTEND (SP, 2);
		3313	PUSHs (sv_2mortal (newSVnv (self->t_real [0] + self->t_real [1] * 1e-9)));
		3314	PUSHs (sv_2mortal (newSVnv (self->t_cpu [0] + self->t_cpu [1] * 1e-9)));
		3315
		3316	if (expect_false (current == self))
		3317	coro_times_sub (SvSTATE (coro_current));
		3318	}
		3319
3206	MODULE = Coro::State PACKAGE = Coro	3320	MODULE = Coro::State PACKAGE = Coro
3207		3321
3208	BOOT:	3322	BOOT:
3209	{	3323	{
3210	int i;
3211
3212	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	3324	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
3213	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	3325	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
3214	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);	3326	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);
3215	cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD);	3327	cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD);
3216	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);	3328	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);
…		…
3224	cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler);	3336	cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler);
3225	cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new);	3337	cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new);
3226		3338
3227	coro_stash = gv_stashpv ("Coro", TRUE);	3339	coro_stash = gv_stashpv ("Coro", TRUE);
3228		3340
3229	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));	3341	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX));
3230	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));	3342	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH));
3231	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));	3343	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL));
3232	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));	3344	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (CORO_PRIO_LOW));
3233	newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));	3345	newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (CORO_PRIO_IDLE));
3234	newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));	3346	newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (CORO_PRIO_MIN));
3235
3236	for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
3237	coro_ready[i] = newAV ();
3238		3347
3239	{	3348	{
3240	SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE);	3349	SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE);
3241		3350
3242	coroapi.schedule = api_schedule;	3351	coroapi.schedule = api_schedule;
…		…
3252	sv_setiv (sv, (IV)&coroapi);	3361	sv_setiv (sv, (IV)&coroapi);
3253	SvREADONLY_on (sv);	3362	SvREADONLY_on (sv);
3254	}	3363	}
3255	}	3364	}
3256		3365
		3366	SV *
		3367	async (...)
		3368	PROTOTYPE: &@
		3369	CODE:
		3370	RETVAL = coro_new (coro_stash, &ST (0), items, 1);
		3371	api_ready (RETVAL);
		3372	OUTPUT:
		3373	RETVAL
		3374
3257	void	3375	void
3258	terminate (...)	3376	terminate (...)
3259	CODE:	3377	CODE:
3260	CORO_EXECUTE_SLF_XS (slf_init_terminate);	3378	CORO_EXECUTE_SLF_XS (slf_init_terminate);
3261		3379
…		…
3294	void	3412	void
3295	_set_readyhook (SV *hook)	3413	_set_readyhook (SV *hook)
3296	PROTOTYPE: $	3414	PROTOTYPE: $
3297	CODE:	3415	CODE:
3298	SvREFCNT_dec (coro_readyhook);	3416	SvREFCNT_dec (coro_readyhook);
		3417	SvGETMAGIC (hook);
		3418	if (SvOK (hook))
		3419	{
3299	coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;	3420	coro_readyhook = newSVsv (hook);
		3421	CORO_READYHOOK = invoke_sv_ready_hook_helper;
		3422	}
		3423	else
		3424	{
		3425	coro_readyhook = 0;
		3426	CORO_READYHOOK = 0;
		3427	}
3300		3428
3301	int	3429	int
3302	prio (Coro::State coro, int newprio = 0)	3430	prio (Coro::State coro, int newprio = 0)
3303	PROTOTYPE: $;$	3431	PROTOTYPE: $;$
3304	ALIAS:	3432	ALIAS:
…		…
3310	if (items > 1)	3438	if (items > 1)
3311	{	3439	{
3312	if (ix)	3440	if (ix)
3313	newprio = coro->prio - newprio;	3441	newprio = coro->prio - newprio;
3314		3442
3315	if (newprio < PRIO_MIN) newprio = PRIO_MIN;	3443	if (newprio < CORO_PRIO_MIN) newprio = CORO_PRIO_MIN;
3316	if (newprio > PRIO_MAX) newprio = PRIO_MAX;	3444	if (newprio > CORO_PRIO_MAX) newprio = CORO_PRIO_MAX;
3317		3445
3318	coro->prio = newprio;	3446	coro->prio = newprio;
3319	}	3447	}
3320	}	3448	}
3321	OUTPUT:	3449	OUTPUT:
…		…
3334	PROTOTYPE:	3462	PROTOTYPE:
3335	CODE:	3463	CODE:
3336	RETVAL = coro_nready;	3464	RETVAL = coro_nready;
3337	OUTPUT:	3465	OUTPUT:
3338	RETVAL	3466	RETVAL
		3467
		3468	void
		3469	suspend (Coro::State self)
		3470	PROTOTYPE: $
		3471	CODE:
		3472	self->flags \|= CF_SUSPENDED;
		3473
		3474	void
		3475	resume (Coro::State self)
		3476	PROTOTYPE: $
		3477	CODE:
		3478	self->flags &= ~CF_SUSPENDED;
3339		3479
3340	void	3480	void
3341	_pool_handler (...)	3481	_pool_handler (...)
3342	CODE:	3482	CODE:
3343	CORO_EXECUTE_SLF_XS (slf_init_pool_handler);	3483	CORO_EXECUTE_SLF_XS (slf_init_pool_handler);
…		…
3408	CODE:	3548	CODE:
3409	{	3549	{
3410	struct coro *coro = SvSTATE_current;	3550	struct coro *coro = SvSTATE_current;
3411	AV **avp = ix ? &coro->on_leave : &coro->on_enter;	3551	AV **avp = ix ? &coro->on_leave : &coro->on_enter;
3412		3552
3413	block = (SV *)coro_sv_2cv (aTHX_ block);	3553	block = s_get_cv_croak (block);
3414		3554
3415	if (!*avp)	3555	if (!*avp)
3416	*avp = newAV ();	3556	*avp = newAV ();
3417		3557
3418	av_push (*avp, SvREFCNT_inc (block));	3558	av_push (*avp, SvREFCNT_inc (block));
3419		3559
3420	if (!ix)	3560	if (!ix)
3421	on_enterleave_call (aTHX_ block);	3561	on_enterleave_call (aTHX_ block);
3422		3562
3423	LEAVE; /* pp_entersub unfortunately forces an ENTER/LEAVE around xs calls */	3563	LEAVE; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */
3424	SAVEDESTRUCTOR_X (ix ? coro_pop_on_leave : coro_pop_on_enter, (void *)coro);	3564	SAVEDESTRUCTOR_X (ix ? coro_pop_on_leave : coro_pop_on_enter, (void *)coro);
3425	ENTER; /* pp_entersub unfortunately forces an ENTER/LEAVE around xs calls */	3565	ENTER; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */
3426	}	3566	}
3427		3567
3428		3568
3429	MODULE = Coro::State PACKAGE = PerlIO::cede	3569	MODULE = Coro::State PACKAGE = PerlIO::cede
3430		3570
…		…
3435	MODULE = Coro::State PACKAGE = Coro::Semaphore	3575	MODULE = Coro::State PACKAGE = Coro::Semaphore
3436		3576
3437	SV *	3577	SV *
3438	new (SV klass, SV count = 0)	3578	new (SV klass, SV count = 0)
3439	CODE:	3579	CODE:
		3580	{
		3581	int semcnt = 1;
		3582
		3583	if (count)
		3584	{
		3585	SvGETMAGIC (count);
		3586
		3587	if (SvOK (count))
		3588	semcnt = SvIV (count);
		3589	}
		3590
3440	RETVAL = sv_bless (	3591	RETVAL = sv_bless (
3441	coro_waitarray_new (aTHX_ count && SvOK (count) ? SvIV (count) : 1),	3592	coro_waitarray_new (aTHX_ semcnt),
3442	GvSTASH (CvGV (cv))	3593	GvSTASH (CvGV (cv))
3443	);	3594	);
		3595	}
3444	OUTPUT:	3596	OUTPUT:
3445	RETVAL	3597	RETVAL
3446		3598
3447	# helper for Coro::Channel and others	3599	# helper for Coro::Channel and others
3448	SV *	3600	SV *
…		…
3606		3758
3607	void	3759	void
3608	_register (char target, char proto, SV *req)	3760	_register (char target, char proto, SV *req)
3609	CODE:	3761	CODE:
3610	{	3762	{
3611	CV *req_cv = coro_sv_2cv (aTHX_ req);	3763	SV *req_cv = s_get_cv_croak (req);
3612	/* newXSproto doesn't return the CV on 5.8 */	3764	/* newXSproto doesn't return the CV on 5.8 */
3613	CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);	3765	CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);
3614	sv_setpv ((SV *)slf_cv, proto);	3766	sv_setpv ((SV *)slf_cv, proto);
3615	sv_magicext ((SV )slf_cv, (SV )req_cv, CORO_MAGIC_type_aio, 0, 0, 0);	3767	sv_magicext ((SV )slf_cv, (SV )req_cv, CORO_MAGIC_type_aio, 0, 0, 0);
3616	}	3768	}
3617		3769
		3770	MODULE = Coro::State PACKAGE = Coro::Select
		3771
		3772	void
		3773	patch_pp_sselect ()
		3774	CODE:
		3775	if (!coro_old_pp_sselect)
		3776	{
		3777	coro_select_select = (SV *)get_cv ("Coro::Select::select", 0);
		3778	coro_old_pp_sselect = PL_ppaddr [OP_SSELECT];
		3779	PL_ppaddr [OP_SSELECT] = coro_pp_sselect;
		3780	}
		3781
		3782	void
		3783	unpatch_pp_sselect ()
		3784	CODE:
		3785	if (coro_old_pp_sselect)
		3786	{
		3787	PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect;
		3788	coro_old_pp_sselect = 0;
		3789	}
		3790
		3791

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Comparing Coro/Coro/State.xs (file contents): Revision 1.344 by root, Mon Dec 15 19:39:40 2008 UTC vs. Revision 1.368 by root, Thu Aug 13 02:35:41 2009 UTC

Diff Legend

Comparing Coro/Coro/State.xs (file contents):
Revision 1.344 by root, Mon Dec 15 19:39:40 2008 UTC vs.
Revision 1.368 by root, Thu Aug 13 02:35:41 2009 UTC