[ViewVC] Diff of: cvs/IO-AIO/AIO.xs

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.120 by root, Sun May 11 19:17:09 2008 UTC vs.
Revision 1.149 by root, Tue Jun 30 07:33:58 2009 UTC

…		…
65	# include <signal.h>	65	# include <signal.h>
66	# define EIO_STRUCT_DIRENT struct dirent	66	# define EIO_STRUCT_DIRENT struct dirent
67		67
68	#endif	68	#endif
69		69
		70	/* perl stupidly overrides readdir and maybe others */
		71	/* with thread-unsafe versions, imagine that :( */
		72	#undef readdir
		73	#undef opendir
		74	#undef closedir
		75
70	#define EIO_STRUCT_STAT Stat_t	76	#define EIO_STRUCT_STAT Stat_t
71		77
72	/* use NV for 32 bit perls as it allows larger offsets */	78	/* use NV for 32 bit perls as it allows larger offsets */
73	#if IVSIZE >= 8	79	#if IVSIZE >= 8
		80	# define VAL64 IV
74	# define SvVAL64 SvIV	81	# define SvVAL64 SvIV
		82	# define newSVval64 newSViv
75	#else	83	#else
		84	# define VAL64 NV
76	# define SvVAL64 SvNV	85	# define SvVAL64 SvNV
		86	# define newSVval64 newSVnv
77	#endif	87	#endif
		88
		89	/*****************************************************************************/
		90
		91	#if __GNUC__ >= 3
		92	# define expect(expr,value) __builtin_expect ((expr),(value))
		93	#else
		94	# define expect(expr,value) (expr)
		95	#endif
		96
		97	#define expect_false(expr) expect ((expr) != 0, 0)
		98	#define expect_true(expr) expect ((expr) != 0, 1)
		99
		100	/*****************************************************************************/
78		101
79	static HV *stash;	102	static HV *stash;
80	typedef SV SV8; /* byte-sv, used for argument-checking */	103	typedef SV SV8; /* byte-sv, used for argument-checking */
		104	typedef int aio_rfd; /* read file desriptor */
		105	typedef int aio_wfd; /* write file descriptor */
81		106
82	#define AIO_REQ_KLASS "IO::AIO::REQ"	107	#define AIO_REQ_KLASS "IO::AIO::REQ"
83	#define AIO_GRP_KLASS "IO::AIO::GRP"	108	#define AIO_GRP_KLASS "IO::AIO::GRP"
84		109
85	#define EIO_COMMON \	110	#define EIO_REQ_MEMBERS \
86	SV *callback; \	111	SV *callback; \
87	SV sv1, sv2; \	112	SV sv1, sv2; \
88	STRLEN stroffset; \	113	STRLEN stroffset; \
89	SV *self	114	SV *self;
		115
		116	#define EIO_NO_WRAPPERS 1
90		117
91	#include "libeio/eio.h"	118	#include "libeio/eio.h"
		119
		120	#ifndef POSIX_FADV_NORMAL
		121	# define POSIX_FADV_NORMAL 0
		122	# define NO_FADVISE 1
		123	#endif
		124
		125	#ifndef POSIX_FADV_SEQUENTIAL
		126	# define POSIX_FADV_SEQUENTIAL 0
		127	#endif
		128
		129	#ifndef POSIX_FADV_RANDOM
		130	# define POSIX_FADV_RANDOM 0
		131	#endif
		132
		133	#ifndef POSIX_FADV_NOREUSE
		134	# define POSIX_FADV_NOREUSE 0
		135	#endif
		136
		137	#ifndef POSIX_FADV_WILLNEED
		138	# define POSIX_FADV_WILLNEED 0
		139	#endif
		140
		141	#ifndef POSIX_FADV_DONTNEED
		142	# define POSIX_FADV_DONTNEED 0
		143	#endif
92		144
93	static int req_invoke (eio_req *req);	145	static int req_invoke (eio_req *req);
94	#define EIO_FINISH(req) req_invoke (req)	146	#define EIO_FINISH(req) req_invoke (req)
95	static void aio_grp_feed (eio_req *grp);
96	#define EIO_FEED(req) aio_grp_feed (req)
97	static void req_destroy (eio_req *grp);	147	static void req_destroy (eio_req *grp);
98	#define EIO_DESTROY(req) req_destroy (req)	148	#define EIO_DESTROY(req) req_destroy (req)
99		149
100	enum {	150	enum {
101	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	151	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
…		…
105		155
106	typedef eio_req *aio_req;	156	typedef eio_req *aio_req;
107	typedef eio_req *aio_req_ornot;	157	typedef eio_req *aio_req_ornot;
108		158
109	static SV *on_next_submit;	159	static SV *on_next_submit;
110	static int next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS;	160	static int next_pri = EIO_PRI_DEFAULT;
111	static int max_outstanding;	161	static int max_outstanding;
112		162
113	static int respipe_osf [2], respipe [2] = { -1, -1 };	163	static int respipe_osf [2], respipe [2] = { -1, -1 };
114		164
115	static void req_destroy (aio_req req);	165	static void req_destroy (aio_req req);
…		…
173		223
174	static void req_submit (eio_req *req)	224	static void req_submit (eio_req *req)
175	{	225	{
176	eio_submit (req);	226	eio_submit (req);
177		227
178	if (on_next_submit)	228	if (expect_false (on_next_submit))
179	{	229	{
180	dSP;	230	dSP;
181	SV *cb = sv_2mortal (on_next_submit);	231	SV *cb = sv_2mortal (on_next_submit);
182		232
183	on_next_submit = 0;	233	on_next_submit = 0;
…		…
193	dSP;	243	dSP;
194		244
195	if (req->flags & FLAG_SV2_RO_OFF)	245	if (req->flags & FLAG_SV2_RO_OFF)
196	SvREADONLY_off (req->sv2);	246	SvREADONLY_off (req->sv2);
197		247
198	if (!EIO_CANCELLED (req) && SvOK (req->callback))	248	if (!EIO_CANCELLED (req) && req->callback)
199	{	249	{
200	ENTER;	250	ENTER;
201	SAVETMPS;	251	SAVETMPS;
202	PUSHMARK (SP);	252	PUSHMARK (SP);
203	EXTEND (SP, 1);	253	EXTEND (SP, 1);
…		…
209	SV *rv = &PL_sv_undef;	259	SV *rv = &PL_sv_undef;
210		260
211	if (req->result >= 0)	261	if (req->result >= 0)
212	{	262	{
213	int i;	263	int i;
214	char *buf = req->ptr2;	264	char names = (char )req->ptr2;
		265	eio_dirent ent = (eio_dirent )req->ptr1; /* might be 0 */
215	AV *av = newAV ();	266	AV *av = newAV ();
216		267
217	av_extend (av, req->result - 1);	268	av_extend (av, req->result - 1);
218		269
219	for (i = 0; i < req->result; ++i)	270	for (i = 0; i < req->result; ++i)
220	{	271	{
221	SV *sv = newSVpv (buf, 0);	272	if (req->int1 & EIO_READDIR_DENTS)
		273	{
		274	SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen);
222		275
		276	if (req->int1 & EIO_READDIR_CUSTOM2)
		277	{
		278	static SV sv_type [EIO_DT_MAX + 1]; / type sv cache */
		279	AV *avent = newAV ();
		280
		281	av_extend (avent, 2);
		282
		283	if (!sv_type [ent->type])
		284	{
		285	sv_type [ent->type] = newSViv (ent->type);
		286	SvREADONLY_on (sv_type [ent->type]);
		287	}
		288
		289	av_store (avent, 0, namesv);
		290	av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type]));
		291	av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode));
		292
		293	av_store (av, i, newRV_noinc ((SV *)avent));
		294	}
		295	else
223	av_store (av, i, sv);	296	av_store (av, i, namesv);
		297
		298	++ent;
		299	}
		300	else
		301	{
		302	SV *name = newSVpv (names, 0);
		303	av_store (av, i, name);
224	buf += SvCUR (sv) + 1;	304	names += SvCUR (name) + 1;
		305	}
225	}	306	}
226		307
227	rv = sv_2mortal (newRV_noinc ((SV *)av));	308	rv = sv_2mortal (newRV_noinc ((SV *)av));
228	}	309	}
229		310
230	PUSHs (rv);	311	PUSHs (rv);
		312
		313	if (req->int1 & EIO_READDIR_CUSTOM1)
		314	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));
231	}	315	}
232	break;	316	break;
233		317
234	case EIO_OPEN:	318	case EIO_OPEN:
235	{	319	{
…		…
241	GV gv = (GV )sv_newmortal ();	325	GV gv = (GV )sv_newmortal ();
242	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);	326	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);
243	char sym [64];	327	char sym [64];
244	int symlen;	328	int symlen;
245		329
246	symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result);	330	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
247	gv_init (gv, stash, sym, symlen, 0);	331	gv_init (gv, stash, sym, symlen, 0);
248		332
249	symlen = snprintf (	333	symlen = snprintf (
250	sym,	334	sym,
251	sizeof (sym),	335	sizeof (sym),
252	"%s&=%d",	336	"%s&=%d",
253	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",	337	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
254	req->result	338	(int)req->result
255	);	339	);
256		340
257	if (do_open (gv, sym, symlen, 0, 0, 0, 0))	341	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
258	fh = (SV *)gv;	342	fh = (SV *)gv;
259	}	343	}
…		…
293	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	377	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
294	PUSHs (sv_2mortal (newSViv (req->result)));	378	PUSHs (sv_2mortal (newSViv (req->result)));
295	break;	379	break;
296		380
297	case EIO_READ:	381	case EIO_READ:
		382	{
298	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	383	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
299	*SvEND (req->sv2) = 0;	384	*SvEND (req->sv2) = 0;
		385	SvPOK_only (req->sv2);
		386	SvSETMAGIC (req->sv2);
300	PUSHs (sv_2mortal (newSViv (req->result)));	387	PUSHs (sv_2mortal (newSViv (req->result)));
		388	}
301	break;	389	break;
302		390
303	case EIO_DUP2:	391	case EIO_DUP2:
304	if (req->result > 0)	392	if (req->result > 0)
305	req->result = 0;	393	req->result = 0;
…		…
410	X_UNLOCK (reslock);	498	X_UNLOCK (reslock);
411		499
412	if (size)	500	if (size)
413	return;	501	return;
414		502
415	maybe_start_thread ();	503	etp_maybe_start_thread ();
416		504
417	FD_ZERO (&rfd);	505	FD_ZERO (&rfd);
418	FD_SET (respipe [0], &rfd);	506	FD_SET (respipe [0], &rfd);
419		507
420	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	508	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
421	}	509	}
422	}	510	}
423		511
424	static int poll_cb (void)	512	static int poll_cb (void)
425	{	513	{
426	int res;	514	for (;;)
427
428	do
429	{	515	{
430	res = eio_poll ();	516	int res = eio_poll ();
431		517
432	if (res > 0)	518	if (res > 0)
433	croak (0);	519	croak (0);
		520
		521	if (!max_outstanding \|\| max_outstanding > eio_nreqs ())
		522	return res;
		523
		524	poll_wait ();
434	}	525	}
435	while (max_outstanding && max_outstanding <= eio_nreqs ());
436
437	return res;
438	}	526	}
439		527
440	static void atfork_child (void)	528	static void atfork_child (void)
441	{	529	{
442	create_respipe ();	530	create_respipe ();
443	}	531	}
444		532
		533	static SV *
		534	get_cb (SV *cb_sv)
		535	{
		536	HV *st;
		537	GV *gvp;
		538	CV *cv;
		539
		540	if (!SvOK (cb_sv))
		541	return 0;
		542
		543	cv = sv_2cv (cb_sv, &st, &gvp, 0);
		544
		545	if (!cv)
		546	croak ("IO::AIO callback must be undef or a CODE reference");
		547
		548	return (SV *)cv;
		549	}
		550
445	#define dREQ \	551	#define dREQ \
		552	SV *cb_cv; \
446	aio_req req; \	553	aio_req req; \
447	int req_pri = next_pri; \	554	int req_pri = next_pri; \
448	next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; \	555	next_pri = EIO_PRI_DEFAULT; \
449	\	556	\
450	if (SvOK (callback) && !SvROK (callback)) \	557	cb_cv = get_cb (callback); \
451	croak ("callback must be undef or of reference type"); \
452	\	558	\
453	Newz (0, req, 1, eio_req); \	559	Newz (0, req, 1, eio_req); \
454	if (!req) \	560	if (!req) \
455	croak ("out of memory during eio_req allocation"); \	561	croak ("out of memory during eio_req allocation"); \
456	\	562	\
457	req->callback = newSVsv (callback); \	563	req->callback = SvREFCNT_inc (cb_cv); \
458	req->pri = req_pri	564	req->pri = req_pri
459		565
460	#define REQ_SEND \	566	#define REQ_SEND \
		567	PUTBACK; \
461	req_submit (req); \	568	req_submit (req); \
		569	SPAGAIN; \
462	\	570	\
463	if (GIMME_V != G_VOID) \	571	if (GIMME_V != G_VOID) \
464	XPUSHs (req_sv (req, AIO_REQ_KLASS));	572	XPUSHs (req_sv (req, AIO_REQ_KLASS));
465		573
		574	static int
		575	extract_fd (SV *fh, int wr)
		576	{
		577	int fd = PerlIO_fileno (wr ? IoOFP (sv_2io (fh)) : IoIFP (sv_2io (fh)));
		578
		579	if (fd < 0)
		580	croak ("illegal fh argument, either not an OS file or read/write mode mismatch");
		581
		582	return fd;
		583	}
		584
466	MODULE = IO::AIO PACKAGE = IO::AIO	585	MODULE = IO::AIO PACKAGE = IO::AIO
467		586
468	PROTOTYPES: ENABLE	587	PROTOTYPES: ENABLE
469		588
470	BOOT:	589	BOOT:
471	{	590	{
472	stash = gv_stashpv ("IO::AIO", 1);	591	static const struct {
473		592	const char *name;
474	newCONSTSUB (stash, "EXDEV", newSViv (EXDEV));	593	IV iv;
475	newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY));	594	} *civ, const_iv[] = {
476	newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY));	595	# define const_iv(name, value) { # name, (IV) value },
477	newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT));	596	# define const_eio(name) { # name, (IV) EIO_ ## name },
478	newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC));	597	const_iv (EXDEV , EXDEV)
		598	const_iv (ENOSYS , ENOSYS)
		599	const_iv (O_RDONLY, O_RDONLY)
		600	const_iv (O_WRONLY, O_WRONLY)
		601	const_iv (O_CREAT , O_CREAT)
		602	const_iv (O_TRUNC , O_TRUNC)
479	#ifdef _WIN32	603	#ifndef _WIN32
480	X_MUTEX_CHECK (wrklock);	604	const_iv (S_IFIFO , S_IFIFO)
481	X_MUTEX_CHECK (reslock);
482	X_MUTEX_CHECK (reqlock);
483	X_MUTEX_CHECK (reqwait);
484	X_MUTEX_CHECK (preadwritelock);
485	X_MUTEX_CHECK (readdirlock);
486
487	X_COND_CHECK (reqwait);
488	#else
489	newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO));
490	#endif	605	#endif
		606	const_iv (FADV_NORMAL , POSIX_FADV_NORMAL)
		607	const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
		608	const_iv (FADV_RANDOM , POSIX_FADV_RANDOM)
		609	const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
		610	const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
		611	const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
491		612
		613	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
		614	const_eio (SYNC_FILE_RANGE_WRITE)
		615	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		616
		617	const_eio (READDIR_DENTS)
		618	const_eio (READDIR_DIRS_FIRST)
		619	const_eio (READDIR_STAT_ORDER)
		620	const_eio (READDIR_FOUND_UNKNOWN)
		621
		622	const_eio (DT_UNKNOWN)
		623	const_eio (DT_FIFO)
		624	const_eio (DT_CHR)
		625	const_eio (DT_DIR)
		626	const_eio (DT_BLK)
		627	const_eio (DT_REG)
		628	const_eio (DT_LNK)
		629	const_eio (DT_SOCK)
		630	const_eio (DT_WHT)
		631	};
		632
		633	stash = gv_stashpv ("IO::AIO", 1);
		634
		635	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		636	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		637
492	create_respipe ();	638	create_respipe ();
493		639
494	if (eio_init (want_poll, done_poll) < 0)	640	if (eio_init (want_poll, done_poll) < 0)
495	croak ("IO::AIO: unable to initialise eio library");	641	croak ("IO::AIO: unable to initialise eio library");
496		642
497	/* atfork child called in fifo order, so before eio's handler */	643	/* atfork child called in fifo order, so before eio's handler */
498	X_THREAD_ATFORK (0, 0, atfork_child);	644	X_THREAD_ATFORK (0, 0, atfork_child);
499	}	645	}
500		646
501	void	647	void
502	max_poll_reqs (int nreqs)	648	max_poll_reqs (int nreqs)
503	PROTOTYPE: $	649	PROTOTYPE: $
…		…
556	ALIAS:	702	ALIAS:
557	aio_fsync = EIO_FSYNC	703	aio_fsync = EIO_FSYNC
558	aio_fdatasync = EIO_FDATASYNC	704	aio_fdatasync = EIO_FDATASYNC
559	PPCODE:	705	PPCODE:
560	{	706	{
		707	int fd = extract_fd (fh, 0);
561	dREQ;	708	dREQ;
562		709
563	req->type = ix;	710	req->type = ix;
564	req->sv1 = newSVsv (fh);	711	req->sv1 = newSVsv (fh);
565	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh)));	712	req->int1 = fd;
		713
		714	REQ_SEND (req);
		715	}
		716
		717	void
		718	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
		719	PROTOTYPE: $$$$;$
		720	PPCODE:
		721	{
		722	int fd = extract_fd (fh, 0);
		723	dREQ;
		724
		725	req->type = EIO_SYNC_FILE_RANGE;
		726	req->sv1 = newSVsv (fh);
		727	req->int1 = fd;
		728	req->offs = offset;
		729	req->size = nbytes;
		730	req->int2 = flags;
566		731
567	REQ_SEND (req);	732	REQ_SEND (req);
568	}	733	}
569		734
570	void	735	void
571	aio_close (SV fh, SV callback=&PL_sv_undef)	736	aio_close (SV fh, SV callback=&PL_sv_undef)
572	PROTOTYPE: $;$	737	PROTOTYPE: $;$
573	PPCODE:	738	PPCODE:
574	{	739	{
575	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	740	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
		741	int fd = extract_fd (fh, 0);
576	dREQ;	742	dREQ;
577		743
578	if (close_pipe < 0)	744	if (close_pipe < 0)
579	{	745	{
580	int pipefd [2];	746	int pipefd [2];
…		…
588	}	754	}
589		755
590	req->type = EIO_DUP2;	756	req->type = EIO_DUP2;
591	req->int1 = close_pipe;	757	req->int1 = close_pipe;
592	req->sv2 = newSVsv (fh);	758	req->sv2 = newSVsv (fh);
593	req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh)));	759	req->int2 = fd;
594		760
595	REQ_SEND (req);	761	REQ_SEND (req);
596	}	762	}
597		763
598	void	764	void
…		…
602	aio_write = EIO_WRITE	768	aio_write = EIO_WRITE
603	PROTOTYPE: $$$$$;$	769	PROTOTYPE: $$$$$;$
604	PPCODE:	770	PPCODE:
605	{	771	{
606	STRLEN svlen;	772	STRLEN svlen;
		773	int fd = extract_fd (fh, ix == EIO_WRITE);
607	char *svptr = SvPVbyte (data, svlen);	774	char *svptr = SvPVbyte (data, svlen);
608	UV len = SvUV (length);	775	UV len = SvUV (length);
609
610	SvUPGRADE (data, SVt_PV);
611	SvPOK_on (data);
612		776
613	if (dataoffset < 0)	777	if (dataoffset < 0)
614	dataoffset += svlen;	778	dataoffset += svlen;
615		779
616	if (dataoffset < 0 \|\| dataoffset > svlen)	780	if (dataoffset < 0 \|\| dataoffset > svlen)
…		…
622	if (!SvOK (length) \|\| len + dataoffset > svlen)	786	if (!SvOK (length) \|\| len + dataoffset > svlen)
623	len = svlen - dataoffset;	787	len = svlen - dataoffset;
624	}	788	}
625	else	789	else
626	{	790	{
627	/* read: grow scalar as necessary */	791	/* read: check type and grow scalar as necessary */
		792	SvUPGRADE (data, SVt_PV);
628	svptr = SvGROW (data, len + dataoffset + 1);	793	svptr = SvGROW (data, len + dataoffset + 1);
629	}	794	}
630
631	if (len < 0)
632	croak ("length must not be negative");
633		795
634	{	796	{
635	dREQ;	797	dREQ;
636		798
637	req->type = ix;	799	req->type = ix;
638	req->sv1 = newSVsv (fh);	800	req->sv1 = newSVsv (fh);
639	req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh))	801	req->int1 = fd;
640	: IoOFP (sv_2io (fh)));
641	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	802	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
642	req->size = len;	803	req->size = len;
643	req->sv2 = SvREFCNT_inc (data);	804	req->sv2 = SvREFCNT_inc (data);
644	req->ptr2 = (char *)svptr + dataoffset;	805	req->ptr2 = (char *)svptr + dataoffset;
645	req->stroffset = dataoffset;	806	req->stroffset = dataoffset;
…		…
668		829
669	REQ_SEND;	830	REQ_SEND;
670	}	831	}
671		832
672	void	833	void
673	aio_sendfile (SV out_fh, SV in_fh, SV in_offset, UV length, SV callback=&PL_sv_undef)	834	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
674	PROTOTYPE: $$$$;$	835	PROTOTYPE: $$$$;$
675	PPCODE:	836	PPCODE:
676	{	837	{
		838	int ifd = extract_fd (in_fh , 0);
		839	int ofd = extract_fd (out_fh, 0);
677	dREQ;	840	dREQ;
678		841
679	req->type = EIO_SENDFILE;	842	req->type = EIO_SENDFILE;
680	req->sv1 = newSVsv (out_fh);	843	req->sv1 = newSVsv (out_fh);
681	req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh)));	844	req->int1 = ofd;
682	req->sv2 = newSVsv (in_fh);	845	req->sv2 = newSVsv (in_fh);
683	req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh)));	846	req->int2 = ifd;
684	req->offs = SvVAL64 (in_offset);	847	req->offs = in_offset;
685	req->size = length;	848	req->size = length;
686		849
687	REQ_SEND;	850	REQ_SEND;
688	}	851	}
689		852
690	void	853	void
691	aio_readahead (SV fh, SV offset, IV length, SV *callback=&PL_sv_undef)	854	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
692	PROTOTYPE: $$$;$	855	PROTOTYPE: $$$;$
693	PPCODE:	856	PPCODE:
694	{	857	{
		858	int fd = extract_fd (fh, 0);
695	dREQ;	859	dREQ;
696		860
697	req->type = EIO_READAHEAD;	861	req->type = EIO_READAHEAD;
698	req->sv1 = newSVsv (fh);	862	req->sv1 = newSVsv (fh);
699	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh)));	863	req->int1 = fd;
700	req->offs = SvVAL64 (offset);	864	req->offs = offset;
701	req->size = length;	865	req->size = length;
702		866
703	REQ_SEND;	867	REQ_SEND;
704	}	868	}
705		869
…		…
821	req->type = EIO_FCHOWN;	985	req->type = EIO_FCHOWN;
822	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));	986	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
823	}	987	}
824		988
825	REQ_SEND;	989	REQ_SEND;
		990	}
		991
		992	void
		993	aio_readdirx (SV8 pathname, IV flags, SV callback=&PL_sv_undef)
		994	PPCODE:
		995	{
		996	dREQ;
		997
		998	req->type = EIO_READDIR;
		999	req->sv1 = newSVsv (pathname);
		1000	req->ptr1 = SvPVbyte_nolen (req->sv1);
		1001	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;
		1002
		1003	if (flags & EIO_READDIR_DENTS)
		1004	req->int1 \|= EIO_READDIR_CUSTOM2;
		1005
		1006	REQ_SEND;
826	}	1007	}
827		1008
828	void	1009	void
829	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1010	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)
830	ALIAS:	1011	ALIAS:
…		…
895	{	1076	{
896	dREQ;	1077	dREQ;
897		1078
898	req->type = EIO_GROUP;	1079	req->type = EIO_GROUP;
899		1080
900	eio_submit (req);	1081	req_submit (req);
901	XPUSHs (req_sv (req, AIO_GRP_KLASS));	1082	XPUSHs (req_sv (req, AIO_GRP_KLASS));
902	}	1083	}
903		1084
904	void	1085	void
905	aio_nop (SV *callback=&PL_sv_undef)	1086	aio_nop (SV *callback=&PL_sv_undef)
…		…
917		1098
918	int	1099	int
919	aioreq_pri (int pri = 0)	1100	aioreq_pri (int pri = 0)
920	PROTOTYPE: ;$	1101	PROTOTYPE: ;$
921	CODE:	1102	CODE:
922	RETVAL = next_pri - EIO_PRI_BIAS;	1103	RETVAL = next_pri;
923	if (items > 0)	1104	if (items > 0)
924	{	1105	{
925	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1106	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
926	if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX;	1107	if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX;
927	next_pri = pri + EIO_PRI_BIAS;	1108	next_pri = pri;
928	}	1109	}
929	OUTPUT:	1110	OUTPUT:
930	RETVAL	1111	RETVAL
931		1112
932	void	1113	void
933	aioreq_nice (int nice = 0)	1114	aioreq_nice (int nice = 0)
934	CODE:	1115	CODE:
935	nice = next_pri - nice;	1116	nice = next_pri - nice;
936	if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN;	1117	if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN;
937	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1118	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
938	next_pri = nice + EIO_PRI_BIAS;	1119	next_pri = nice;
939		1120
940	void	1121	void
941	flush ()	1122	flush ()
942	PROTOTYPE:	1123	PROTOTYPE:
943	CODE:	1124	CODE:
…		…
1004		1185
1005	int	1186	int
1006	nthreads()	1187	nthreads()
1007	PROTOTYPE:	1188	PROTOTYPE:
1008	CODE:	1189	CODE:
1009	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);	1190	RETVAL = eio_nthreads ();
1010	RETVAL = started;
1011	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1012	OUTPUT:	1191	OUTPUT:
1013	RETVAL	1192	RETVAL
1014		1193
		1194	int
		1195	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
		1196	PROTOTYPE: $$$$
		1197	CODE:
		1198	{
		1199	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
		1200	RETVAL = posix_fadvise (fh, offset, length, advice);
		1201	#else
		1202	RETVAL = errno = ENOSYS;
		1203	#endif
		1204	}
		1205	OUTPUT:
		1206	RETVAL
		1207
		1208	ssize_t
		1209	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
		1210	PROTOTYPE: $$$$
		1211	CODE:
		1212	eio_sendfile_sync (ofh, ifh, offset, count);
		1213
1015	void _on_next_submit (SV *cb)	1214	void _on_next_submit (SV *cb)
1016	CODE:	1215	CODE:
1017	SvREFCNT_dec (on_next_submit);	1216	SvREFCNT_dec (on_next_submit);
1018	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1217	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1019		1218
…		…
1026	CODE:	1225	CODE:
1027	eio_cancel (req);	1226	eio_cancel (req);
1028		1227
1029	void	1228	void
1030	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)	1229	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)
1031	CODE:	1230	PPCODE:
		1231	{
		1232	if (GIMME_V != G_VOID)
		1233	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
		1234
		1235	if (items > 1)
		1236	{
		1237	SV *cb_cv = get_cb (callback);
		1238
1032	SvREFCNT_dec (req->callback);	1239	SvREFCNT_dec (req->callback);
1033	req->callback = newSVsv (callback);	1240	req->callback = SvREFCNT_inc (cb_cv);
		1241	}
		1242	}
1034		1243
1035	MODULE = IO::AIO PACKAGE = IO::AIO::GRP	1244	MODULE = IO::AIO PACKAGE = IO::AIO::GRP
1036		1245
1037	void	1246	void
1038	add (aio_req grp, ...)	1247	add (aio_req grp, ...)
…		…
1070	AV *av;	1279	AV *av;
1071		1280
1072	grp->errorno = errno;	1281	grp->errorno = errno;
1073		1282
1074	av = newAV ();	1283	av = newAV ();
		1284	av_extend (av, items - 1);
1075		1285
1076	for (i = 1; i < items; ++i )	1286	for (i = 1; i < items; ++i )
1077	av_push (av, newSVsv (ST (i)));	1287	av_push (av, newSVsv (ST (i)));
1078		1288
1079	SvREFCNT_dec (grp->sv1);	1289	SvREFCNT_dec (grp->sv1);
…		…
1093	void	1303	void
1094	feed (aio_req grp, SV *callback=&PL_sv_undef)	1304	feed (aio_req grp, SV *callback=&PL_sv_undef)
1095	CODE:	1305	CODE:
1096	{	1306	{
1097	SvREFCNT_dec (grp->sv2);	1307	SvREFCNT_dec (grp->sv2);
1098	grp->sv2 = newSVsv (callback);	1308	grp->sv2 = newSVsv (callback);
		1309	grp->feed = aio_grp_feed;
1099		1310
1100	if (grp->int2 <= 0)	1311	if (grp->int2 <= 0)
1101	grp->int2 = 2;	1312	grp->int2 = 2;
1102		1313
1103	eio_grp_limit (grp, grp->int2);	1314	eio_grp_limit (grp, grp->int2);

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.120 by root, Sun May 11 19:17:09 2008 UTC vs. Revision 1.149 by root, Tue Jun 30 07:33:58 2009 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.120 by root, Sun May 11 19:17:09 2008 UTC vs.
Revision 1.149 by root, Tue Jun 30 07:33:58 2009 UTC