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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.346 by root, Tue Jun 9 18:56:45 2009 UTC vs.
Revision 1.372 by root, Thu Oct 1 23:50:23 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
…		…
190	static SV *sv_pool_size;	142	static SV *sv_pool_size;
191	static SV sv_async_pool_idle; / description string */	143	static SV sv_async_pool_idle; / description string */
192	static AV av_async_pool; / idle pool */	144	static AV av_async_pool; / idle pool */
193	static SV sv_Coro; / class string */	145	static SV sv_Coro; / class string */
194	static CV *cv_pool_handler;	146	static CV *cv_pool_handler;
195	static CV *cv_coro_state_new;
196		147
197	/* Coro::AnyEvent */	148	/* Coro::AnyEvent */
198	static SV *sv_activity;	149	static SV *sv_activity;
		150
		151	/* enable processtime/realtime profiling */
		152	static char enable_times;
		153	typedef U32 coro_ts[2];
		154	static coro_ts time_real, time_cpu;
		155	static char times_valid;
199		156
200	static struct coro_cctx *cctx_first;	157	static struct coro_cctx *cctx_first;
201	static int cctx_count, cctx_idle;	158	static int cctx_count, cctx_idle;
202		159
203	enum {	160	enum {
…		…
261	/* this is a structure representing a perl-level coroutine */	218	/* this is a structure representing a perl-level coroutine */
262	struct coro {	219	struct coro {
263	/* the C coroutine allocated to this perl coroutine, if any */	220	/* the C coroutine allocated to this perl coroutine, if any */
264	coro_cctx *cctx;	221	coro_cctx *cctx;
265		222
		223	/* ready queue */
		224	struct coro *next_ready;
		225
266	/* state data */	226	/* state data */
267	struct CoroSLF slf_frame; /* saved slf frame */	227	struct CoroSLF slf_frame; /* saved slf frame */
268	AV *mainstack;	228	AV *mainstack;
269	perl_slots slot; / basically the saved sp */	229	perl_slots slot; / basically the saved sp */
270		230
…		…
290		250
291	/* on_enter/on_leave */	251	/* on_enter/on_leave */
292	AV *on_enter;	252	AV *on_enter;
293	AV *on_leave;	253	AV *on_leave;
294		254
		255	/* times */
		256	coro_ts t_cpu, t_real;
		257
295	/* linked list */	258	/* linked list */
296	struct coro next, prev;	259	struct coro next, prev;
297	};	260	};
298		261
299	typedef struct coro *Coro__State;	262	typedef struct coro *Coro__State;
…		…
304	/* the mainr easonw e don't support windows process emulation */	267	/* the mainr easonw e don't support windows process emulation */
305	static struct CoroSLF slf_frame; /* the current slf frame */	268	static struct CoroSLF slf_frame; /* the current slf frame */
306		269
307	/ Coro ******************************************************************/	270	/ Coro ******************************************************************/
308		271
309	#define PRIO_MAX 3	272	#define CORO_PRIO_MAX 3
310	#define PRIO_HIGH 1	273	#define CORO_PRIO_HIGH 1
311	#define PRIO_NORMAL 0	274	#define CORO_PRIO_NORMAL 0
312	#define PRIO_LOW -1	275	#define CORO_PRIO_LOW -1
313	#define PRIO_IDLE -3	276	#define CORO_PRIO_IDLE -3
314	#define PRIO_MIN -4	277	#define CORO_PRIO_MIN -4
315		278
316	/* for Coro.pm */	279	/* for Coro.pm */
317	static SV *coro_current;	280	static SV *coro_current;
318	static SV *coro_readyhook;	281	static SV *coro_readyhook;
319	static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1];	282	static struct coro coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; / head\|tail */
320	static CV cv_coro_run, cv_coro_terminate;	283	static CV cv_coro_run, cv_coro_terminate;
321	static struct coro *coro_first;	284	static struct coro *coro_first;
322	#define coro_nready coroapi.nready	285	#define coro_nready coroapi.nready
		286
		287	/ Coro::Select **********************************************************/
		288
		289	static OP (coro_old_pp_sselect) (pTHX);
		290	static SV *coro_select_select;
		291
		292	/* horrible hack, but if it works... */
		293	static OP *
		294	coro_pp_sselect (pTHX)
		295	{
		296	dSP;
		297	PUSHMARK (SP - 4); /* fake argument list */
		298	XPUSHs (coro_select_select);
		299	PUTBACK;
		300
		301	/* entersub is an UNOP, select a LISTOP... keep your fingers crossed */
		302	PL_op->op_flags \|= OPf_STACKED;
		303	PL_op->op_private = 0;
		304	return PL_ppaddr [OP_ENTERSUB](aTHX);
		305	}
323		306
324	/ lowlevel stuff ********************************************************/	307	/ lowlevel stuff ********************************************************/
325		308
326	static SV *	309	static SV *
327	coro_get_sv (pTHX_ const char *name, int create)	310	coro_get_sv (pTHX_ const char *name, int create)
…		…
351	get_hv (name, create);	334	get_hv (name, create);
352	#endif	335	#endif
353	return get_hv (name, create);	336	return get_hv (name, create);
354	}	337	}
355		338
356	/* may croak */	339	INLINE void
357	INLINE CV *	340	coro_times_update ()
358	coro_sv_2cv (pTHX_ SV *sv)
359	{	341	{
360	HV *st;	342	#ifdef coro_clock_gettime
361	GV *gvp;	343	struct timespec ts;
362	CV *cv = sv_2cv (sv, &st, &gvp, 0);
363		344
364	if (!cv)	345	ts.tv_sec = ts.tv_nsec = 0;
365	croak ("code reference expected");	346	coro_clock_gettime (CORO_CLOCK_THREAD_CPUTIME_ID, &ts);
		347	time_cpu [0] = ts.tv_sec; time_cpu [1] = ts.tv_nsec;
366		348
367	return cv;	349	ts.tv_sec = ts.tv_nsec = 0;
		350	coro_clock_gettime (CORO_CLOCK_MONOTONIC, &ts);
		351	time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec;
		352	#else
		353	dTHX;
		354	UV tv[2];
		355
		356	u2time (aTHX_ tv);
		357	time_real [0] = tv [0];
		358	time_real [1] = tv [1] * 1000;
		359	#endif
		360	}
		361
		362	INLINE void
		363	coro_times_add (struct coro *c)
		364	{
		365	c->t_real [1] += time_real [1];
		366	if (c->t_real [1] > 1000000000) { c->t_real [1] -= 1000000000; ++c->t_real [0]; }
		367	c->t_real [0] += time_real [0];
		368
		369	c->t_cpu [1] += time_cpu [1];
		370	if (c->t_cpu [1] > 1000000000) { c->t_cpu [1] -= 1000000000; ++c->t_cpu [0]; }
		371	c->t_cpu [0] += time_cpu [0];
		372	}
		373
		374	INLINE void
		375	coro_times_sub (struct coro *c)
		376	{
		377	if (c->t_real [1] < time_real [1]) { c->t_real [1] += 1000000000; --c->t_real [0]; }
		378	c->t_real [1] -= time_real [1];
		379	c->t_real [0] -= time_real [0];
		380
		381	if (c->t_cpu [1] < time_cpu [1]) { c->t_cpu [1] += 1000000000; --c->t_cpu [0]; }
		382	c->t_cpu [1] -= time_cpu [1];
		383	c->t_cpu [0] -= time_cpu [0];
368	}	384	}
369		385
370	/*****************************************************************************/	386	/*****************************************************************************/
371	/* magic glue */	387	/* magic glue */
372		388
…		…
472	static int	488	static int
473	coro_cv_free (pTHX_ SV sv, MAGIC mg)	489	coro_cv_free (pTHX_ SV sv, MAGIC mg)
474	{	490	{
475	AV *padlist;	491	AV *padlist;
476	AV av = (AV )mg->mg_obj;	492	AV av = (AV )mg->mg_obj;
		493
		494	/* perl manages to free our internal AV and _then_ call us */
		495	if (IN_DESTRUCT)
		496	return 0;
477		497
478	/* casting is fun. */	498	/* casting is fun. */
479	while (&PL_sv_undef != (SV )(padlist = (AV )av_pop (av)))	499	while (&PL_sv_undef != (SV )(padlist = (AV )av_pop (av)))
480	free_padlist (aTHX_ padlist);	500	free_padlist (aTHX_ padlist);
481		501
…		…
570	}	590	}
571		591
572	slf_frame = c->slf_frame;	592	slf_frame = c->slf_frame;
573	CORO_THROW = c->except;	593	CORO_THROW = c->except;
574		594
		595	if (expect_false (enable_times))
		596	{
		597	if (expect_false (!times_valid))
		598	coro_times_update ();
		599
		600	coro_times_sub (c);
		601	}
		602
575	if (expect_false (c->on_enter))	603	if (expect_false (c->on_enter))
576	{	604	{
577	int i;	605	int i;
578		606
579	for (i = 0; i <= AvFILLp (c->on_enter); ++i)	607	for (i = 0; i <= AvFILLp (c->on_enter); ++i)
…		…
588	{	616	{
589	int i;	617	int i;
590		618
591	for (i = AvFILLp (c->on_leave); i >= 0; --i)	619	for (i = AvFILLp (c->on_leave); i >= 0; --i)
592	on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]);	620	on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]);
		621	}
		622
		623	times_valid = 0;
		624
		625	if (expect_false (enable_times))
		626	{
		627	coro_times_update (); times_valid = 1;
		628	coro_times_add (c);
593	}	629	}
594		630
595	c->except = CORO_THROW;	631	c->except = CORO_THROW;
596	c->slf_frame = slf_frame;	632	c->slf_frame = slf_frame;
597		633
…		…
612	{	648	{
613	while (expect_true (cxix >= 0))	649	while (expect_true (cxix >= 0))
614	{	650	{
615	PERL_CONTEXT *cx = &ccstk[cxix--];	651	PERL_CONTEXT *cx = &ccstk[cxix--];
616		652
617	if (expect_true (CxTYPE (cx) == CXt_SUB \|\| CxTYPE (cx) == CXt_FORMAT))	653	if (expect_true (CxTYPE (cx) == CXt_SUB) \|\| expect_false (CxTYPE (cx) == CXt_FORMAT))
618	{	654	{
619	CV *cv = cx->blk_sub.cv;	655	CV *cv = cx->blk_sub.cv;
620		656
621	if (expect_true (CvDEPTH (cv)))	657	if (expect_true (CvDEPTH (cv)))
622	{	658	{
…		…
646	/* we manually unroll here, as usually 2 slots is enough */	682	/* we manually unroll here, as usually 2 slots is enough */
647	if (SLOT_COUNT >= 1) CXINC;	683	if (SLOT_COUNT >= 1) CXINC;
648	if (SLOT_COUNT >= 2) CXINC;	684	if (SLOT_COUNT >= 2) CXINC;
649	if (SLOT_COUNT >= 3) CXINC;	685	if (SLOT_COUNT >= 3) CXINC;
650	{	686	{
651	int i;	687	unsigned int i;
652	for (i = 3; i < SLOT_COUNT; ++i)	688	for (i = 3; i < SLOT_COUNT; ++i)
653	CXINC;	689	CXINC;
654	}	690	}
655	cxstack_ix -= SLOT_COUNT; /* undo allocation */	691	cxstack_ix -= SLOT_COUNT; /* undo allocation */
656		692
…		…
961		997
962	PL_op = (OP *)&coro_setup_op;	998	PL_op = (OP *)&coro_setup_op;
963		999
964	/* copy throw, in case it was set before coro_setup */	1000	/* copy throw, in case it was set before coro_setup */
965	CORO_THROW = coro->except;	1001	CORO_THROW = coro->except;
		1002
		1003	if (expect_false (enable_times))
		1004	{
		1005	coro_times_update ();
		1006	coro_times_sub (coro);
		1007	}
966	}	1008	}
967		1009
968	static void	1010	static void
969	coro_unwind_stacks (pTHX)	1011	coro_unwind_stacks (pTHX)
970	{	1012	{
…		…
987	}	1029	}
988		1030
989	static void	1031	static void
990	coro_destruct_perl (pTHX_ struct coro *coro)	1032	coro_destruct_perl (pTHX_ struct coro *coro)
991	{	1033	{
		1034	SV *svf [9];
		1035
		1036	{
		1037	struct coro *current = SvSTATE_current;
		1038
		1039	assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack));
		1040
		1041	save_perl (aTHX_ current);
		1042	load_perl (aTHX_ coro);
		1043
992	coro_unwind_stacks (aTHX);	1044	coro_unwind_stacks (aTHX);
		1045	coro_destruct_stacks (aTHX);
993		1046
994	SvREFCNT_dec (GvSV (PL_defgv));	1047	// now save some sv's to be free'd later
995	SvREFCNT_dec (GvAV (PL_defgv));	1048	svf [0] = GvSV (PL_defgv);
996	SvREFCNT_dec (GvSV (PL_errgv));	1049	svf [1] = (SV *)GvAV (PL_defgv);
997	SvREFCNT_dec (PL_defoutgv);	1050	svf [2] = GvSV (PL_errgv);
998	SvREFCNT_dec (PL_rs);	1051	svf [3] = (SV *)PL_defoutgv;
999	SvREFCNT_dec (GvSV (irsgv));	1052	svf [4] = PL_rs;
1000	SvREFCNT_dec (GvHV (PL_hintgv));	1053	svf [5] = GvSV (irsgv);
		1054	svf [6] = (SV *)GvHV (PL_hintgv);
		1055	svf [7] = PL_diehook;
		1056	svf [8] = PL_warnhook;
		1057	assert (9 == sizeof (svf) / sizeof (*svf));
1001		1058
1002	SvREFCNT_dec (PL_diehook);	1059	load_perl (aTHX_ current);
1003	SvREFCNT_dec (PL_warnhook);
1004		1060	}
		1061
		1062	{
		1063	unsigned int i;
		1064
		1065	for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i)
		1066	SvREFCNT_dec (svf [i]);
		1067
1005	SvREFCNT_dec (coro->saved_deffh);	1068	SvREFCNT_dec (coro->saved_deffh);
1006	SvREFCNT_dec (coro->rouse_cb);	1069	SvREFCNT_dec (coro->rouse_cb);
1007	SvREFCNT_dec (coro->invoke_cb);	1070	SvREFCNT_dec (coro->invoke_cb);
1008	SvREFCNT_dec (coro->invoke_av);	1071	SvREFCNT_dec (coro->invoke_av);
1009		1072	}
1010	coro_destruct_stacks (aTHX);
1011	}	1073	}
1012		1074
1013	INLINE void	1075	INLINE void
1014	free_coro_mortal (pTHX)	1076	free_coro_mortal (pTHX)
1015	{	1077	{
…		…
1212	/* somebody or something will hit me for both perl_run and PL_restartop */	1274	/* somebody or something will hit me for both perl_run and PL_restartop */
1213	PL_restartop = PL_op;	1275	PL_restartop = PL_op;
1214	perl_run (PL_curinterp);	1276	perl_run (PL_curinterp);
1215	/*	1277	/*
1216	* Unfortunately, there is no way to get at the return values of the	1278	* Unfortunately, there is no way to get at the return values of the
1217	* coro body here, as perl_run destroys these	1279	* coro body here, as perl_run destroys these. Likewise, we cannot catch
		1280	* runtime errors here, as this is just a random interpreter, not a thread.
1218	*/	1281	*/
1219		1282
1220	/*	1283	/*
1221	* If perl-run returns we assume exit() was being called or the coro	1284	* 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)	1285	* fell off the end, which seems to be the only valid (non-bug)
…		…
1502		1565
1503	if (coro->mainstack	1566	if (coro->mainstack
1504	&& coro->mainstack != main_mainstack	1567	&& coro->mainstack != main_mainstack
1505	&& coro->slot	1568	&& coro->slot
1506	&& !PL_dirty)	1569	&& !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);	1570	coro_destruct_perl (aTHX_ coro);
1516
1517	load_perl (aTHX_ current);
1518
1519	coro->slot = 0;
1520	}
1521		1571
1522	cctx_destroy (coro->cctx);	1572	cctx_destroy (coro->cctx);
1523	SvREFCNT_dec (coro->startcv);	1573	SvREFCNT_dec (coro->startcv);
1524	SvREFCNT_dec (coro->args);	1574	SvREFCNT_dec (coro->args);
1525	SvREFCNT_dec (CORO_THROW);	1575	SvREFCNT_dec (CORO_THROW);
…		…
1584		1634
1585	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);	1635	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1586	TRANSFER (ta, 1);	1636	TRANSFER (ta, 1);
1587	}	1637	}
1588		1638
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 ******************************************************************/	1639	/ Coro ******************************************************************/
1613		1640
1614	INLINE void	1641	INLINE void
1615	coro_enq (pTHX_ struct coro *coro)	1642	coro_enq (pTHX_ struct coro *coro)
1616	{	1643	{
1617	av_push (coro_ready [coro->prio - PRIO_MIN], SvREFCNT_inc_NN (coro->hv));	1644	struct coro **ready = coro_ready [coro->prio - CORO_PRIO_MIN];
1618	}
1619		1645
1620	INLINE SV *	1646	SvREFCNT_inc_NN (coro->hv);
		1647
		1648	coro->next_ready = 0;
		1649	*(ready [0] ? &ready [1]->next_ready : &ready [0]) = coro;
		1650	ready [1] = coro;
		1651	}
		1652
		1653	INLINE struct coro *
1621	coro_deq (pTHX)	1654	coro_deq (pTHX)
1622	{	1655	{
1623	int prio;	1656	int prio;
1624		1657
1625	for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; )	1658	for (prio = CORO_PRIO_MAX - CORO_PRIO_MIN + 1; --prio >= 0; )
1626	if (AvFILLp (coro_ready [prio]) >= 0)	1659	{
1627	return av_shift (coro_ready [prio]);	1660	struct coro **ready = coro_ready [prio];
		1661
		1662	if (ready [0])
		1663	{
		1664	struct coro *coro = ready [0];
		1665	ready [0] = coro->next_ready;
		1666	return coro;
		1667	}
		1668	}
1628		1669
1629	return 0;	1670	return 0;
		1671	}
		1672
		1673	static void
		1674	invoke_sv_ready_hook_helper (void)
		1675	{
		1676	dTHX;
		1677	dSP;
		1678
		1679	ENTER;
		1680	SAVETMPS;
		1681
		1682	PUSHMARK (SP);
		1683	PUTBACK;
		1684	call_sv (coro_readyhook, G_VOID \| G_DISCARD);
		1685
		1686	FREETMPS;
		1687	LEAVE;
1630	}	1688	}
1631		1689
1632	static int	1690	static int
1633	api_ready (pTHX_ SV *coro_sv)	1691	api_ready (pTHX_ SV *coro_sv)
1634	{	1692	{
1635	struct coro *coro;
1636	SV *sv_hook;
1637	void (*xs_hook)(void);
1638
1639	coro = SvSTATE (coro_sv);	1693	struct coro *coro = SvSTATE (coro_sv);
1640		1694
1641	if (coro->flags & CF_READY)	1695	if (coro->flags & CF_READY)
1642	return 0;	1696	return 0;
1643		1697
1644	coro->flags \|= CF_READY;	1698	coro->flags \|= CF_READY;
1645		1699
1646	sv_hook = coro_nready ? 0 : coro_readyhook;
1647	xs_hook = coro_nready ? 0 : coroapi.readyhook;
1648
1649	coro_enq (aTHX_ coro);	1700	coro_enq (aTHX_ coro);
1650	++coro_nready;
1651		1701
1652	if (sv_hook)	1702	if (!coro_nready++)
1653	{	1703	if (coroapi.readyhook)
1654	dSP;	1704	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		1705
1670	return 1;	1706	return 1;
1671	}	1707	}
1672		1708
1673	static int	1709	static int
…		…
1696	static void	1732	static void
1697	prepare_schedule (pTHX_ struct coro_transfer_args *ta)	1733	prepare_schedule (pTHX_ struct coro_transfer_args *ta)
1698	{	1734	{
1699	for (;;)	1735	for (;;)
1700	{	1736	{
1701	SV *next_sv = coro_deq (aTHX);	1737	struct coro *next = coro_deq (aTHX);
1702		1738
1703	if (expect_true (next_sv))	1739	if (expect_true (next))
1704	{	1740	{
1705	struct coro *next = SvSTATE_hv (next_sv);
1706
1707	/* cannot transfer to destroyed coros, skip and look for next */	1741	/* cannot transfer to destroyed coros, skip and look for next */
1708	if (expect_false (next->flags & (CF_DESTROYED \| CF_SUSPENDED)))	1742	if (expect_false (next->flags & (CF_DESTROYED \| CF_SUSPENDED)))
1709	SvREFCNT_dec (next_sv); /* coro_nready has already been taken care of by destroy */	1743	SvREFCNT_dec (next->hv); /* coro_nready has already been taken care of by destroy */
1710	else	1744	else
1711	{	1745	{
1712	next->flags &= ~CF_READY;	1746	next->flags &= ~CF_READY;
1713	--coro_nready;	1747	--coro_nready;
1714		1748
…		…
1726	api_ready (aTHX_ SvRV (sv_idle));	1760	api_ready (aTHX_ SvRV (sv_idle));
1727	--coro_nready;	1761	--coro_nready;
1728	}	1762	}
1729	else	1763	else
1730	{	1764	{
		1765	/* TODO: deprecated, remove, cannot work reliably //D*/
1731	dSP;	1766	dSP;
1732		1767
1733	ENTER;	1768	ENTER;
1734	SAVETMPS;	1769	SAVETMPS;
1735		1770
…		…
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 */
1993	SV *coro = SvRV (data);	2033	SV *coro = SvRV (data);
…		…
2059	\|\| SvTYPE (SvRV (cb)) != SVt_PVCV	2099	\|\| SvTYPE (SvRV (cb)) != SVt_PVCV
2060	\|\| CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback)	2100	\|\| CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback)
2061	croak ("Coro::rouse_wait called with illegal callback argument,");	2101	croak ("Coro::rouse_wait called with illegal callback argument,");
2062		2102
2063	{	2103	{
2064	CV cv = (CV )SvRV (cb); /* for GENSUB_ARG */	2104	CV cv = (CV )SvRV (cb); /* for S_GENSUB_ARG */
2065	SV data = (SV )GENSUB_ARG;	2105	SV data = (SV )S_GENSUB_ARG;
2066		2106
2067	frame->data = (void *)data;	2107	frame->data = (void *)data;
2068	frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule;	2108	frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule;
2069	frame->check = slf_check_rouse_wait;	2109	frame->check = slf_check_rouse_wait;
2070	}	2110	}
…		…
2074	coro_new_rouse_cb (pTHX)	2114	coro_new_rouse_cb (pTHX)
2075	{	2115	{
2076	HV hv = (HV )SvRV (coro_current);	2116	HV hv = (HV )SvRV (coro_current);
2077	struct coro *coro = SvSTATE_hv (hv);	2117	struct coro *coro = SvSTATE_hv (hv);
2078	SV data = newRV_inc ((SV )hv);	2118	SV data = newRV_inc ((SV )hv);
2079	SV cb = gensub (aTHX_ coro_rouse_callback, (void )data);	2119	SV cb = s_gensub (aTHX_ coro_rouse_callback, (void )data);
2080		2120
2081	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);
2082	SvREFCNT_dec (data); /* magicext increases the refcount */	2122	SvREFCNT_dec (data); /* magicext increases the refcount */
2083		2123
2084	SvREFCNT_dec (coro->rouse_cb);	2124	SvREFCNT_dec (coro->rouse_cb);
…		…
2291	if (PL_op->op_ppaddr != PL_ppaddr [OP_ENTERSUB]	2331	if (PL_op->op_ppaddr != PL_ppaddr [OP_ENTERSUB]
2292	&& PL_op->op_ppaddr != pp_slf)	2332	&& PL_op->op_ppaddr != pp_slf)
2293	croak ("FATAL: Coro SLF calls can only be made normally, not via goto or any other means, caught");	2333	croak ("FATAL: Coro SLF calls can only be made normally, not via goto or any other means, caught");
2294		2334
2295	CvFLAGS (cv) \|= CVf_SLF;	2335	CvFLAGS (cv) \|= CVf_SLF;
		2336	CvNODEBUG_on (cv);
2296	CvXSUBANY (cv).any_ptr = (void *)init_cb;	2337	CvXSUBANY (cv).any_ptr = (void *)init_cb;
2297	slf_cv = cv;	2338	slf_cv = cv;
2298		2339
2299	/* we patch the op, and then re-run the whole call */	2340	/* we patch the op, and then re-run the whole call */
2300	/* we have to put the same argument on the stack for this to work */	2341	/* we have to put the same argument on the stack for this to work */
…		…
2455	/* Coro::Semaphore & Coro::Signal */	2496	/* Coro::Semaphore & Coro::Signal */
2456		2497
2457	static SV *	2498	static SV *
2458	coro_waitarray_new (pTHX_ int count)	2499	coro_waitarray_new (pTHX_ int count)
2459	{	2500	{
2460	/* a semaphore contains a counter IV in $sem->[0] and any waiters after that */	2501	/* a waitarray=semaphore contains a counter IV in $sem->[0] and any waiters after that */
2461	AV *av = newAV ();	2502	AV *av = newAV ();
2462	SV **ary;	2503	SV **ary;
2463		2504
2464	/* unfortunately, building manually saves memory */	2505	/* unfortunately, building manually saves memory */
2465	Newx (ary, 2, SV *);	2506	Newx (ary, 2, SV *);
…		…
2607	{	2648	{
2608	if (items >= 2)	2649	if (items >= 2)
2609	{	2650	{
2610	/* callback form */	2651	/* callback form */
2611	AV av = (AV )SvRV (arg [0]);	2652	AV av = (AV )SvRV (arg [0]);
2612	CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]);	2653	SV *cb_cv = s_get_cv_croak (arg [1]);
2613		2654
2614	av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv));	2655	av_push (av, SvREFCNT_inc_NN (cb_cv));
2615		2656
2616	if (SvIVX (AvARRAY (av)[0]) > 0)	2657	if (SvIVX (AvARRAY (av)[0]) > 0)
2617	coro_semaphore_adjust (aTHX_ av, 0);	2658	coro_semaphore_adjust (aTHX_ av, 0);
2618		2659
2619	frame->prepare = prepare_nop;	2660	frame->prepare = prepare_nop;
…		…
2643	AvARRAY (av)[0] = AvARRAY (av)[1];	2684	AvARRAY (av)[0] = AvARRAY (av)[1];
2644	AvARRAY (av)[1] = cb;	2685	AvARRAY (av)[1] = cb;
2645		2686
2646	cb = av_shift (av);	2687	cb = av_shift (av);
2647		2688
		2689	if (SvTYPE (cb) == SVt_PVCV)
		2690	{
		2691	dSP;
		2692	PUSHMARK (SP);
		2693	XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));
		2694	PUTBACK;
		2695	call_sv (cb, G_VOID \| G_DISCARD \| G_EVAL \| G_KEEPERR);
		2696	}
		2697	else
		2698	{
2648	api_ready (aTHX_ cb);	2699	api_ready (aTHX_ cb);
2649	sv_setiv (cb, 0); /* signal waiter */	2700	sv_setiv (cb, 0); /* signal waiter */
		2701	}
		2702
2650	SvREFCNT_dec (cb);	2703	SvREFCNT_dec (cb);
2651		2704
2652	--count;	2705	--count;
2653	}	2706	}
2654	}	2707	}
…		…
2663	static void	2716	static void
2664	slf_init_signal_wait (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)	2717	slf_init_signal_wait (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
2665	{	2718	{
2666	AV av = (AV )SvRV (arg [0]);	2719	AV av = (AV )SvRV (arg [0]);
2667		2720
		2721	if (items >= 2)
		2722	{
		2723	SV *cb_cv = s_get_cv_croak (arg [1]);
		2724	av_push (av, SvREFCNT_inc_NN (cb_cv));
		2725
2668	if (SvIVX (AvARRAY (av)[0]))	2726	if (SvIVX (AvARRAY (av)[0]))
		2727	coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */
		2728
		2729	frame->prepare = prepare_nop;
		2730	frame->check = slf_check_nop;
		2731	}
		2732	else if (SvIVX (AvARRAY (av)[0]))
2669	{	2733	{
2670	SvIVX (AvARRAY (av)[0]) = 0;	2734	SvIVX (AvARRAY (av)[0]) = 0;
2671	frame->prepare = prepare_nop;	2735	frame->prepare = prepare_nop;
2672	frame->check = slf_check_nop;	2736	frame->check = slf_check_nop;
2673	}	2737	}
2674	else	2738	else
2675	{	2739	{
2676	SV waiter = newRV_inc (SvRV (coro_current)); / owned by signal av */	2740	SV waiter = newSVsv (coro_current); / owned by signal av */
2677		2741
2678	av_push (av, waiter);	2742	av_push (av, waiter);
2679		2743
2680	frame->data = (void )sv_2mortal (SvREFCNT_inc_NN (waiter)); / owned by process */	2744	frame->data = (void )sv_2mortal (SvREFCNT_inc_NN (waiter)); / owned by process */
2681	frame->prepare = prepare_schedule;	2745	frame->prepare = prepare_schedule;
…		…
2699		2763
2700	static void	2764	static void
2701	coro_aio_callback (pTHX_ CV *cv)	2765	coro_aio_callback (pTHX_ CV *cv)
2702	{	2766	{
2703	dXSARGS;	2767	dXSARGS;
2704	AV state = (AV )GENSUB_ARG;	2768	AV state = (AV )S_GENSUB_ARG;
2705	SV *coro = av_pop (state);	2769	SV *coro = av_pop (state);
2706	SV *data_sv = newSV (sizeof (struct io_state));	2770	SV *data_sv = newSV (sizeof (struct io_state));
2707		2771
2708	av_extend (state, items - 1);	2772	av_extend (state, items - 1);
2709		2773
…		…
2823		2887
2824	for (i = 0; i < items; ++i)	2888	for (i = 0; i < items; ++i)
2825	PUSHs (arg [i]);	2889	PUSHs (arg [i]);
2826		2890
2827	/* now push the callback closure */	2891	/* now push the callback closure */
2828	PUSHs (sv_2mortal (gensub (aTHX_ coro_aio_callback, (void )SvREFCNT_inc_NN ((SV )state))));	2892	PUSHs (sv_2mortal (s_gensub (aTHX_ coro_aio_callback, (void )SvREFCNT_inc_NN ((SV )state))));
2829		2893
2830	/* now call the AIO function - we assume our request is uncancelable */	2894	/* now call the AIO function - we assume our request is uncancelable */
2831	PUTBACK;	2895	PUTBACK;
2832	call_sv ((SV *)req, G_VOID \| G_DISCARD);	2896	call_sv ((SV *)req, G_VOID \| G_DISCARD);
2833	}	2897	}
…		…
2851	/*****************************************************************************/	2915	/*****************************************************************************/
2852		2916
2853	#if CORO_CLONE	2917	#if CORO_CLONE
2854	# include "clone.c"	2918	# include "clone.c"
2855	#endif	2919	#endif
		2920
		2921	/*****************************************************************************/
		2922
		2923	static SV *
		2924	coro_new (pTHX_ HV stash, SV *argv, int argc, int is_coro)
		2925	{
		2926	SV *coro_sv;
		2927	struct coro *coro;
		2928	MAGIC *mg;
		2929	HV *hv;
		2930	SV *cb;
		2931	int i;
		2932
		2933	if (argc > 0)
		2934	{
		2935	cb = s_get_cv_croak (argv [0]);
		2936
		2937	if (!is_coro)
		2938	{
		2939	if (CvISXSUB (cb))
		2940	croak ("Coro::State doesn't support XS functions as coroutine start, caught");
		2941
		2942	if (!CvROOT (cb))
		2943	croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught");
		2944	}
		2945	}
		2946
		2947	Newz (0, coro, 1, struct coro);
		2948	coro->args = newAV ();
		2949	coro->flags = CF_NEW;
		2950
		2951	if (coro_first) coro_first->prev = coro;
		2952	coro->next = coro_first;
		2953	coro_first = coro;
		2954
		2955	coro->hv = hv = newHV ();
		2956	mg = sv_magicext ((SV )hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char )coro, 0);
		2957	mg->mg_flags \|= MGf_DUP;
		2958	coro_sv = sv_bless (newRV_noinc ((SV *)hv), stash);
		2959
		2960	if (argc > 0)
		2961	{
		2962	av_extend (coro->args, argc + is_coro - 1);
		2963
		2964	if (is_coro)
		2965	{
		2966	av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));
		2967	cb = (SV *)cv_coro_run;
		2968	}
		2969
		2970	coro->startcv = (CV )SvREFCNT_inc_NN ((SV )cb);
		2971
		2972	for (i = 1; i < argc; i++)
		2973	av_push (coro->args, newSVsv (argv [i]));
		2974	}
		2975
		2976	return coro_sv;
		2977	}
2856		2978
2857	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_	2979	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
2858		2980
2859	PROTOTYPES: DISABLE	2981	PROTOTYPES: DISABLE
2860		2982
…		…
2920		3042
2921	if (!svp) croak ("Time::HiRes is required");	3043	if (!svp) croak ("Time::HiRes is required");
2922	if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer");	3044	if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer");
2923		3045
2924	nvtime = INT2PTR (double ()(), SvIV (svp));	3046	nvtime = INT2PTR (double ()(), SvIV (svp));
		3047
		3048	svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0);
		3049	u2time = INT2PTR (void ()(pTHX_ UV ret[2]), SvIV (svp));
2925	}	3050	}
2926		3051
2927	assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL));	3052	assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL));
2928	}	3053	}
2929		3054
2930	SV *	3055	SV *
2931	new (char *klass, ...)	3056	new (SV *klass, ...)
2932	ALIAS:	3057	ALIAS:
2933	Coro::new = 1	3058	Coro::new = 1
2934	CODE:	3059	CODE:
2935	{	3060	RETVAL = coro_new (aTHX_ ix ? coro_stash : coro_state_stash, &ST (1), items - 1, ix);
2936	struct coro *coro;	3061	OUTPUT:
2937	MAGIC *mg;
2938	HV *hv;
2939	CV *cb;
2940	int i;
2941
2942	if (items > 1)
2943	{
2944	cb = coro_sv_2cv (aTHX_ ST (1));
2945
2946	if (!ix)
2947	{
2948	if (CvISXSUB (cb))
2949	croak ("Coro::State doesn't support XS functions as coroutine start, caught");
2950
2951	if (!CvROOT (cb))
2952	croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught");
2953	}
2954	}
2955
2956	Newz (0, coro, 1, struct coro);
2957	coro->args = newAV ();
2958	coro->flags = CF_NEW;
2959
2960	if (coro_first) coro_first->prev = coro;
2961	coro->next = coro_first;
2962	coro_first = coro;
2963
2964	coro->hv = hv = newHV ();
2965	mg = sv_magicext ((SV )hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char )coro, 0);
2966	mg->mg_flags \|= MGf_DUP;
2967	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
2968
2969	if (items > 1)
2970	{
2971	av_extend (coro->args, items - 1 + ix - 1);
2972
2973	if (ix)
2974	{
2975	av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));
2976	cb = cv_coro_run;
2977	}
2978
2979	coro->startcv = (CV )SvREFCNT_inc_NN ((SV )cb);
2980
2981	for (i = 2; i < items; i++)
2982	av_push (coro->args, newSVsv (ST (i)));
2983	}
2984	}
2985	OUTPUT:
2986	RETVAL	3062	RETVAL
2987		3063
2988	void	3064	void
2989	transfer (...)	3065	transfer (...)
2990	PROTOTYPE: $$	3066	PROTOTYPE: $$
…		…
3134	CODE:	3210	CODE:
3135	{	3211	{
3136	struct coro *current = SvSTATE_current;	3212	struct coro *current = SvSTATE_current;
3137	SV **throwp = self == current ? &CORO_THROW : &self->except;	3213	SV **throwp = self == current ? &CORO_THROW : &self->except;
3138	SvREFCNT_dec (*throwp);	3214	SvREFCNT_dec (*throwp);
		3215	SvGETMAGIC (throw);
3139	*throwp = SvOK (throw) ? newSVsv (throw) : 0;	3216	*throwp = SvOK (throw) ? newSVsv (throw) : 0;
3140	}	3217	}
3141		3218
3142	void	3219	void
3143	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)	3220	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)
…		…
3202	CODE:	3279	CODE:
3203	coro_state_destroy (aTHX_ self);	3280	coro_state_destroy (aTHX_ self);
3204	coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */	3281	coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */
3205		3282
3206		3283
		3284	SV *
		3285	enable_times (int enabled = enable_times)
		3286	CODE:
		3287	{
		3288	RETVAL = boolSV (enable_times);
		3289
		3290	if (enabled != enable_times)
		3291	{
		3292	enable_times = enabled;
		3293
		3294	coro_times_update ();
		3295	(enabled ? coro_times_sub : coro_times_add)(SvSTATE (coro_current));
		3296	}
		3297	}
		3298	OUTPUT:
		3299	RETVAL
		3300
		3301	void
		3302	times (Coro::State self)
		3303	PPCODE:
		3304	{
		3305	struct coro *current = SvSTATE (coro_current);
		3306
		3307	if (expect_false (current == self))
		3308	{
		3309	coro_times_update ();
		3310	coro_times_add (SvSTATE (coro_current));
		3311	}
		3312
		3313	EXTEND (SP, 2);
		3314	PUSHs (sv_2mortal (newSVnv (self->t_real [0] + self->t_real [1] * 1e-9)));
		3315	PUSHs (sv_2mortal (newSVnv (self->t_cpu [0] + self->t_cpu [1] * 1e-9)));
		3316
		3317	if (expect_false (current == self))
		3318	coro_times_sub (SvSTATE (coro_current));
		3319	}
		3320
3207	MODULE = Coro::State PACKAGE = Coro	3321	MODULE = Coro::State PACKAGE = Coro
3208		3322
3209	BOOT:	3323	BOOT:
3210	{	3324	{
3211	int i;
3212
3213	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	3325	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
3214	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	3326	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
3215	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);	3327	cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);
3216	cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD);	3328	cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD);
3217	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);	3329	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);
…		…
3221	sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE);	3333	sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE);
3222		3334
3223	sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle);	3335	sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle);
3224	sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro);	3336	sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro);
3225	cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler);	3337	cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler);
3226	cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new);	3338	CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */
3227		3339
3228	coro_stash = gv_stashpv ("Coro", TRUE);	3340	coro_stash = gv_stashpv ("Coro", TRUE);
3229		3341
3230	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));	3342	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX));
3231	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));	3343	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH));
3232	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));	3344	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL));
3233	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));	3345	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (CORO_PRIO_LOW));
3234	newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));	3346	newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (CORO_PRIO_IDLE));
3235	newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));	3347	newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (CORO_PRIO_MIN));
3236
3237	for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
3238	coro_ready[i] = newAV ();
3239		3348
3240	{	3349	{
3241	SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE);	3350	SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE);
3242		3351
3243	coroapi.schedule = api_schedule;	3352	coroapi.schedule = api_schedule;
…		…
3253	sv_setiv (sv, (IV)&coroapi);	3362	sv_setiv (sv, (IV)&coroapi);
3254	SvREADONLY_on (sv);	3363	SvREADONLY_on (sv);
3255	}	3364	}
3256	}	3365	}
3257		3366
		3367	SV *
		3368	async (...)
		3369	PROTOTYPE: &@
		3370	CODE:
		3371	RETVAL = coro_new (aTHX_ coro_stash, &ST (0), items, 1);
		3372	api_ready (aTHX_ RETVAL);
		3373	OUTPUT:
		3374	RETVAL
		3375
3258	void	3376	void
3259	terminate (...)	3377	terminate (...)
3260	CODE:	3378	CODE:
3261	CORO_EXECUTE_SLF_XS (slf_init_terminate);	3379	CORO_EXECUTE_SLF_XS (slf_init_terminate);
3262		3380
…		…
3295	void	3413	void
3296	_set_readyhook (SV *hook)	3414	_set_readyhook (SV *hook)
3297	PROTOTYPE: $	3415	PROTOTYPE: $
3298	CODE:	3416	CODE:
3299	SvREFCNT_dec (coro_readyhook);	3417	SvREFCNT_dec (coro_readyhook);
		3418	SvGETMAGIC (hook);
		3419	if (SvOK (hook))
		3420	{
3300	coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0;	3421	coro_readyhook = newSVsv (hook);
		3422	CORO_READYHOOK = invoke_sv_ready_hook_helper;
		3423	}
		3424	else
		3425	{
		3426	coro_readyhook = 0;
		3427	CORO_READYHOOK = 0;
		3428	}
3301		3429
3302	int	3430	int
3303	prio (Coro::State coro, int newprio = 0)	3431	prio (Coro::State coro, int newprio = 0)
3304	PROTOTYPE: $;$	3432	PROTOTYPE: $;$
3305	ALIAS:	3433	ALIAS:
…		…
3311	if (items > 1)	3439	if (items > 1)
3312	{	3440	{
3313	if (ix)	3441	if (ix)
3314	newprio = coro->prio - newprio;	3442	newprio = coro->prio - newprio;
3315		3443
3316	if (newprio < PRIO_MIN) newprio = PRIO_MIN;	3444	if (newprio < CORO_PRIO_MIN) newprio = CORO_PRIO_MIN;
3317	if (newprio > PRIO_MAX) newprio = PRIO_MAX;	3445	if (newprio > CORO_PRIO_MAX) newprio = CORO_PRIO_MAX;
3318		3446
3319	coro->prio = newprio;	3447	coro->prio = newprio;
3320	}	3448	}
3321	}	3449	}
3322	OUTPUT:	3450	OUTPUT:
…		…
3369	for (i = 1; i < items; ++i)	3497	for (i = 1; i < items; ++i)
3370	av_push (av, SvREFCNT_inc_NN (ST (i)));	3498	av_push (av, SvREFCNT_inc_NN (ST (i)));
3371		3499
3372	if ((SV *)hv == &PL_sv_undef)	3500	if ((SV *)hv == &PL_sv_undef)
3373	{	3501	{
3374	PUSHMARK (SP);	3502	SV sv = coro_new (aTHX_ coro_stash, (SV *)&cv_pool_handler, 1, 1);
3375	EXTEND (SP, 2);
3376	PUSHs (sv_Coro);
3377	PUSHs ((SV *)cv_pool_handler);
3378	PUTBACK;
3379	call_sv ((SV *)cv_coro_state_new, G_SCALAR);
3380	SPAGAIN;
3381
3382	hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs));	3503	hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));
		3504	SvREFCNT_dec (sv);
3383	}	3505	}
3384		3506
3385	{	3507	{
3386	struct coro *coro = SvSTATE_hv (hv);	3508	struct coro *coro = SvSTATE_hv (hv);
3387		3509
…		…
3421	CODE:	3543	CODE:
3422	{	3544	{
3423	struct coro *coro = SvSTATE_current;	3545	struct coro *coro = SvSTATE_current;
3424	AV **avp = ix ? &coro->on_leave : &coro->on_enter;	3546	AV **avp = ix ? &coro->on_leave : &coro->on_enter;
3425		3547
3426	block = (SV *)coro_sv_2cv (aTHX_ block);	3548	block = s_get_cv_croak (block);
3427		3549
3428	if (!*avp)	3550	if (!*avp)
3429	*avp = newAV ();	3551	*avp = newAV ();
3430		3552
3431	av_push (*avp, SvREFCNT_inc (block));	3553	av_push (*avp, SvREFCNT_inc (block));
…		…
3448	MODULE = Coro::State PACKAGE = Coro::Semaphore	3570	MODULE = Coro::State PACKAGE = Coro::Semaphore
3449		3571
3450	SV *	3572	SV *
3451	new (SV klass, SV count = 0)	3573	new (SV klass, SV count = 0)
3452	CODE:	3574	CODE:
		3575	{
		3576	int semcnt = 1;
		3577
		3578	if (count)
		3579	{
		3580	SvGETMAGIC (count);
		3581
		3582	if (SvOK (count))
		3583	semcnt = SvIV (count);
		3584	}
		3585
3453	RETVAL = sv_bless (	3586	RETVAL = sv_bless (
3454	coro_waitarray_new (aTHX_ count && SvOK (count) ? SvIV (count) : 1),	3587	coro_waitarray_new (aTHX_ semcnt),
3455	GvSTASH (CvGV (cv))	3588	GvSTASH (CvGV (cv))
3456	);	3589	);
		3590	}
3457	OUTPUT:	3591	OUTPUT:
3458	RETVAL	3592	RETVAL
3459		3593
3460	# helper for Coro::Channel and others	3594	# helper for Coro::Channel and others
3461	SV *	3595	SV *
…		…
3619		3753
3620	void	3754	void
3621	_register (char target, char proto, SV *req)	3755	_register (char target, char proto, SV *req)
3622	CODE:	3756	CODE:
3623	{	3757	{
3624	CV *req_cv = coro_sv_2cv (aTHX_ req);	3758	SV *req_cv = s_get_cv_croak (req);
3625	/* newXSproto doesn't return the CV on 5.8 */	3759	/* newXSproto doesn't return the CV on 5.8 */
3626	CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);	3760	CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);
3627	sv_setpv ((SV *)slf_cv, proto);	3761	sv_setpv ((SV *)slf_cv, proto);
3628	sv_magicext ((SV )slf_cv, (SV )req_cv, CORO_MAGIC_type_aio, 0, 0, 0);	3762	sv_magicext ((SV )slf_cv, (SV )req_cv, CORO_MAGIC_type_aio, 0, 0, 0);
3629	}	3763	}
3630		3764
		3765	MODULE = Coro::State PACKAGE = Coro::Select
		3766
		3767	void
		3768	patch_pp_sselect ()
		3769	CODE:
		3770	if (!coro_old_pp_sselect)
		3771	{
		3772	coro_select_select = (SV *)get_cv ("Coro::Select::select", 0);
		3773	coro_old_pp_sselect = PL_ppaddr [OP_SSELECT];
		3774	PL_ppaddr [OP_SSELECT] = coro_pp_sselect;
		3775	}
		3776
		3777	void
		3778	unpatch_pp_sselect ()
		3779	CODE:
		3780	if (coro_old_pp_sselect)
		3781	{
		3782	PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect;
		3783	coro_old_pp_sselect = 0;
		3784	}
		3785
		3786

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Comparing Coro/Coro/State.xs (file contents): Revision 1.346 by root, Tue Jun 9 18:56:45 2009 UTC vs. Revision 1.372 by root, Thu Oct 1 23:50:23 2009 UTC

Diff Legend

Comparing Coro/Coro/State.xs (file contents):
Revision 1.346 by root, Tue Jun 9 18:56:45 2009 UTC vs.
Revision 1.372 by root, Thu Oct 1 23:50:23 2009 UTC