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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.168 by root, Wed Aug 4 14:02:58 2010 UTC vs.
Revision 1.184 by root, Tue Jul 5 20:34:42 2011 UTC

…		…
16	#include <sys/statvfs.h>	16	#include <sys/statvfs.h>
17	#include <limits.h>	17	#include <limits.h>
18	#include <fcntl.h>	18	#include <fcntl.h>
19	#include <sched.h>	19	#include <sched.h>
20		20
21	#if _POSIX_MEMLOCK \|\| _POSIX_MAPPED_FILES	21	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
22	# include <sys/mman.h>	22	# include <sys/mman.h>
23	#endif	23	#endif
24		24
25	/* perl namespace pollution */	25	/* perl namespace pollution */
26	#undef VERSION	26	#undef VERSION
…		…
118	STRLEN stroffset; \	118	STRLEN stroffset; \
119	SV *self;	119	SV *self;
120		120
121	#define EIO_NO_WRAPPERS 1	121	#define EIO_NO_WRAPPERS 1
122		122
		123	#include "libeio/config.h"
123	#include "libeio/eio.h"	124	#include "libeio/eio.h"
		125
		126	/* Linux/others */
		127	#ifndef O_ASYNC
		128	# define O_ASYNC 0
		129	#endif
		130	#ifndef O_DIRECT
		131	# define O_DIRECT 0
		132	#endif
		133	#ifndef O_NOATIME
		134	# define O_NOATIME 0
		135	#endif
		136
		137	/* POSIX */
		138	#ifndef O_CLOEXEC
		139	# define O_CLOEXEC 0
		140	#endif
		141	#ifndef O_NOFOLLOW
		142	# define O_NOFOLLOW 0
		143	#endif
		144	#ifndef O_NOCTTY
		145	# define O_NOCTTY 0
		146	#endif
		147	#ifndef O_NONBLOCK
		148	# define O_NONBLOCK 0
		149	#endif
		150	#ifndef O_EXEC
		151	# define O_EXEC 0
		152	#endif
		153	#ifndef O_SEARCH
		154	# define O_SEARCH 0
		155	#endif
		156	#ifndef O_DIRECTORY
		157	# define O_DIRECTORY 0
		158	#endif
		159	#ifndef O_DSYNC
		160	# define O_DSYNC 0
		161	#endif
		162	#ifndef O_RSYNC
		163	# define O_RSYNC 0
		164	#endif
		165	#ifndef O_SYNC
		166	# define O_SYNC 0
		167	#endif
		168	#ifndef O_TTY_INIT
		169	# define O_TTY_INIT 0
		170	#endif
124		171
125	#ifndef POSIX_FADV_NORMAL	172	#ifndef POSIX_FADV_NORMAL
126	# define POSIX_FADV_NORMAL 0	173	# define POSIX_FADV_NORMAL 0
127	# define NO_FADVISE 1
128	#endif	174	#endif
129	#ifndef POSIX_FADV_SEQUENTIAL	175	#ifndef POSIX_FADV_SEQUENTIAL
130	# define POSIX_FADV_SEQUENTIAL 0	176	# define POSIX_FADV_SEQUENTIAL 0
131	#endif	177	#endif
132	#ifndef POSIX_FADV_RANDOM	178	#ifndef POSIX_FADV_RANDOM
…		…
140	#endif	186	#endif
141	#ifndef POSIX_FADV_DONTNEED	187	#ifndef POSIX_FADV_DONTNEED
142	# define POSIX_FADV_DONTNEED 0	188	# define POSIX_FADV_DONTNEED 0
143	#endif	189	#endif
144		190
		191	#if !HAVE_POSIX_FADVISE
		192	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
		193	#endif
		194
		195	#ifndef POSIX_MADV_NORMAL
		196	# define POSIX_MADV_NORMAL 0
		197	#endif
		198	#ifndef POSIX_MADV_SEQUENTIAL
		199	# define POSIX_MADV_SEQUENTIAL 0
		200	#endif
		201	#ifndef POSIX_MADV_RANDOM
		202	# define POSIX_MADV_RANDOM 0
		203	#endif
		204	#ifndef POSIX_MADV_WILLNEED
		205	# define POSIX_MADV_WILLNEED 0
		206	#endif
		207	#ifndef POSIX_MADV_DONTNEED
		208	# define POSIX_MADV_DONTNEED 0
		209	#endif
		210
		211	#if !HAVE_POSIX_MADVISE
		212	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
		213	#endif
		214
		215	#ifndef PROT_NONE
		216	# define PROT_NONE 0
		217	#endif
		218	#ifndef PROT_READ
		219	# define PROT_READ 0
		220	#endif
		221	#ifndef PROT_WRITE
		222	# define PROT_READ 0
		223	#endif
		224	#ifndef PROT_EXEC
		225	# define PROT_EXEC 0
		226	#endif
		227
145	#ifndef ST_NODEV	228	#ifndef ST_NODEV
146	# define ST_NODEV 0	229	# define ST_NODEV 0
147	#endif	230	#endif
148	#ifndef ST_NOEXEC	231	#ifndef ST_NOEXEC
149	# define ST_NOEXEC 0	232	# define ST_NOEXEC 0
…		…
171	#endif	254	#endif
172	#ifndef ST_RELATIME	255	#ifndef ST_RELATIME
173	# define ST_RELATIME 0	256	# define ST_RELATIME 0
174	#endif	257	#endif
175		258
176	#ifndef MCL_CURRENT	259	#ifndef S_IFIFO
177	# define MCL_CURRENT 0	260	# define S_IFIFO 0
178	#endif	261	#endif
179	#ifndef MCL_FUTURE	262	#ifndef S_IFCHR
180	# define MCL_FUTURE 0	263	# define S_IFCHR 0
		264	#endif
		265	#ifndef S_IFBLK
		266	# define S_IFBLK 0
		267	#endif
		268	#ifndef S_IFLNK
		269	# define S_IFLNK 0
		270	#endif
		271	#ifndef S_IFREG
		272	# define S_IFREG 0
		273	#endif
		274	#ifndef S_IFDIR
		275	# define S_IFDIR 0
		276	#endif
		277	#ifndef S_IFWHT
		278	# define S_IFWHT 0
		279	#endif
		280	#ifndef S_IFSOCK
		281	# define S_IFSOCK 0
181	#endif	282	#endif
182		283
183	#ifndef MAP_ANONYMOUS	284	#ifndef MAP_ANONYMOUS
184	# ifdef MAP_ANON	285	# ifdef MAP_ANON
185	# define MAP_ANONYMOUS MAP_ANON	286	# define MAP_ANONYMOUS MAP_ANON
…		…
199	#ifndef MAP_POPULATE	300	#ifndef MAP_POPULATE
200	# define MAP_POPULATE 0	301	# define MAP_POPULATE 0
201	#endif	302	#endif
202	#ifndef MAP_NONBLOCK	303	#ifndef MAP_NONBLOCK
203	# define MAP_NONBLOCK 0	304	# define MAP_NONBLOCK 0
		305	#endif
		306
		307	#ifndef makedev
		308	# define makedev(maj,min) (((maj) << 8) \| (min))
		309	#endif
		310	#ifndef major
		311	# define major(dev) ((dev) >> 8)
		312	#endif
		313	#ifndef minor
		314	# define minor(dev) ((dev) & 0xff)
204	#endif	315	#endif
205		316
206	#ifndef PAGESIZE	317	#ifndef PAGESIZE
207	# define PAGESIZE sysconf (_SC_PAGESIZE)	318	# define PAGESIZE sysconf (_SC_PAGESIZE)
208	#endif	319	#endif
…		…
323	/* do not recreate the result IV from scratch each time */	434	/* do not recreate the result IV from scratch each time */
324	if (expect_true (sv_result_cache))	435	if (expect_true (sv_result_cache))
325	{	436	{
326	sv_result = sv_result_cache; sv_result_cache = 0;	437	sv_result = sv_result_cache; sv_result_cache = 0;
327	SvIV_set (sv_result, req->result);	438	SvIV_set (sv_result, req->result);
		439	SvIOK_only (sv_result);
328	}	440	}
329	else	441	else
330	{	442	{
331	sv_result = newSViv (req->result);	443	sv_result = newSViv (req->result);
332	SvREADONLY_on (sv_result);	444	SvREADONLY_on (sv_result);
…		…
473	case EIO_NOP:	585	case EIO_NOP:
474	case EIO_BUSY:	586	case EIO_BUSY:
475	break;	587	break;
476		588
477	case EIO_READLINK:	589	case EIO_READLINK:
		590	case EIO_REALPATH:
478	if (req->result > 0)	591	if (req->result > 0)
479	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));	592	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
480	break;	593	break;
481		594
482	case EIO_STAT:	595	case EIO_STAT:
…		…
496	SvSETMAGIC (req->sv2);	609	SvSETMAGIC (req->sv2);
497	PUSHs (sv_result);	610	PUSHs (sv_result);
498	}	611	}
499	break;	612	break;
500		613
501	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */	614	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
502	if (req->result > 0)	615	if (req->result > 0)
503	SvIV_set (sv_result, 0);	616	SvIV_set (sv_result, 0);
504	/* FALLTHROUGH */	617	/* FALLTHROUGH */
505		618
506	default:	619	default:
…		…
554	grp->sv2 = 0;	667	grp->sv2 = 0;
555		668
556	eio_grp_cancel (grp);	669	eio_grp_cancel (grp);
557	}	670	}
558		671
559	static void
560	create_respipe (void)	672	static void create_respipe (void)
561	{	673	{
562	if (s_epipe_renew (&respipe))	674	if (s_epipe_renew (&respipe))
563	croak ("IO::AIO: unable to initialize result pipe");	675	croak ("IO::AIO: unable to initialize result pipe");
564	}	676	}
565		677
…		…
608	#if !_POSIX_MAPPED_FILES	720	#if !_POSIX_MAPPED_FILES
609	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	721	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
610	# define munmap(addr,length) (errno = ENOSYS, -1)	722	# define munmap(addr,length) (errno = ENOSYS, -1)
611	#endif	723	#endif
612		724
		725	#if !_POSIX_MEMORY_PROTECTION
		726	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
		727	# define PROT_NONE 0
		728	# define PROT_WRITE 0
		729	# define MAP_PRIVATE 0
		730	# define MAP_SHARED 0
		731	# define MAP_FIXED 0
		732	#endif
		733
613	#define MMAP_MAGIC PERL_MAGIC_ext	734	#define MMAP_MAGIC PERL_MAGIC_ext
614		735
615	static int
616	mmap_free (pTHX_ SV sv, MAGIC mg)	736	static int mmap_free (pTHX_ SV sv, MAGIC mg)
617	{	737	{
618	int old_errno = errno;	738	int old_errno = errno;
619	munmap (mg->mg_ptr, (size_t)mg->mg_obj);	739	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
620	errno = old_errno;	740	errno = old_errno;
621		741
…		…
637	0, 0, 0, 0, mmap_free	757	0, 0, 0, 0, mmap_free
638	};	758	};
639		759
640	/*****************************************************************************/	760	/*****************************************************************************/
641		761
642	static SV *
643	get_cb (SV *cb_sv)	762	static SV * get_cb (SV *cb_sv)
644	{	763	{
645	SvGETMAGIC (cb_sv);	764	SvGETMAGIC (cb_sv);
646	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	765	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
647	}	766	}
648		767
…		…
689	const_iv (O_RDWR)	808	const_iv (O_RDWR)
690	const_iv (O_CREAT)	809	const_iv (O_CREAT)
691	const_iv (O_TRUNC)	810	const_iv (O_TRUNC)
692	const_iv (O_EXCL)	811	const_iv (O_EXCL)
693	const_iv (O_APPEND)	812	const_iv (O_APPEND)
694	#ifndef _WIN32	813
		814	const_iv (O_ASYNC)
		815	const_iv (O_DIRECT)
		816	const_iv (O_NOATIME)
		817
		818	const_iv (O_CLOEXEC)
		819	const_iv (O_NOCTTY)
		820	const_iv (O_NOFOLLOW)
		821	const_iv (O_NONBLOCK)
		822	const_iv (O_EXEC)
		823	const_iv (O_SEARCH)
		824	const_iv (O_DIRECTORY)
		825	const_iv (O_DSYNC)
		826	const_iv (O_RSYNC)
		827	const_iv (O_SYNC)
		828	const_iv (O_TTY_INIT)
		829
695	const_iv (S_IFIFO)	830	const_iv (S_IFIFO)
696	#endif	831	const_iv (S_IFCHR)
		832	const_iv (S_IFBLK)
		833	const_iv (S_IFLNK)
		834	const_iv (S_IFREG)
		835	const_iv (S_IFDIR)
		836	const_iv (S_IFWHT)
		837	const_iv (S_IFSOCK)
		838	const_iv (S_IFMT)
		839
697	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)	840	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
698	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)	841	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
699	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)	842	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
700	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)	843	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
701	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)	844	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
702	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)	845	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
		846
		847	const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
		848	const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
		849	const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
		850	const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
		851	const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
703		852
704	const_iv (ST_RDONLY)	853	const_iv (ST_RDONLY)
705	const_iv (ST_NOSUID)	854	const_iv (ST_NOSUID)
706	const_iv (ST_NODEV)	855	const_iv (ST_NODEV)
707	const_iv (ST_NOEXEC)	856	const_iv (ST_NOEXEC)
…		…
712	const_iv (ST_IMMUTABLE)	861	const_iv (ST_IMMUTABLE)
713	const_iv (ST_NOATIME)	862	const_iv (ST_NOATIME)
714	const_iv (ST_NODIRATIME)	863	const_iv (ST_NODIRATIME)
715	const_iv (ST_RELATIME)	864	const_iv (ST_RELATIME)
716		865
		866	const_iv (PROT_NONE)
717	const_iv (PROT_EXEC)	867	const_iv (PROT_EXEC)
718	const_iv (PROT_NONE)
719	const_iv (PROT_READ)	868	const_iv (PROT_READ)
720	const_iv (PROT_WRITE)	869	const_iv (PROT_WRITE)
721		870
722	/const_iv (MAP_FIXED)/	871	/const_iv (MAP_FIXED)/
723	const_iv (MAP_PRIVATE)	872	const_iv (MAP_PRIVATE)
…		…
729	const_iv (MAP_LOCKED)	878	const_iv (MAP_LOCKED)
730	const_iv (MAP_NORESERVE)	879	const_iv (MAP_NORESERVE)
731	const_iv (MAP_POPULATE)	880	const_iv (MAP_POPULATE)
732	const_iv (MAP_NONBLOCK)	881	const_iv (MAP_NONBLOCK)
733		882
734	const_iv (MCL_FUTURE)	883	const_eio (MCL_FUTURE)
735	const_iv (MCL_CURRENT)	884	const_eio (MCL_CURRENT)
736		885
737	const_eio (MS_ASYNC)	886	const_eio (MS_ASYNC)
738	const_eio (MS_INVALIDATE)	887	const_eio (MS_INVALIDATE)
739	const_eio (MS_SYNC)	888	const_eio (MS_SYNC)
740		889
…		…
777	/* atfork child called in fifo order, so before eio's handler */	926	/* atfork child called in fifo order, so before eio's handler */
778	X_THREAD_ATFORK (0, 0, atfork_child);	927	X_THREAD_ATFORK (0, 0, atfork_child);
779	}	928	}
780		929
781	void	930	void
782	max_poll_reqs (int nreqs)	931	max_poll_reqs (unsigned int nreqs)
783	PROTOTYPE: $	932	PROTOTYPE: $
784	CODE:	933	CODE:
785	eio_set_max_poll_reqs (nreqs);	934	eio_set_max_poll_reqs (nreqs);
786		935
787	void	936	void
…		…
789	PROTOTYPE: $	938	PROTOTYPE: $
790	CODE:	939	CODE:
791	eio_set_max_poll_time (nseconds);	940	eio_set_max_poll_time (nseconds);
792		941
793	void	942	void
794	min_parallel (int nthreads)	943	min_parallel (unsigned int nthreads)
795	PROTOTYPE: $	944	PROTOTYPE: $
796	CODE:	945	CODE:
797	eio_set_min_parallel (nthreads);	946	eio_set_min_parallel (nthreads);
798		947
799	void	948	void
800	max_parallel (int nthreads)	949	max_parallel (unsigned int nthreads)
801	PROTOTYPE: $	950	PROTOTYPE: $
802	CODE:	951	CODE:
803	eio_set_max_parallel (nthreads);	952	eio_set_max_parallel (nthreads);
804		953
805	void	954	void
806	max_idle (int nthreads)	955	max_idle (unsigned int nthreads)
807	PROTOTYPE: $	956	PROTOTYPE: $
808	CODE:	957	CODE:
809	eio_set_max_idle (nthreads);	958	eio_set_max_idle (nthreads);
810		959
811	void	960	void
		961	idle_timeout (unsigned int seconds)
		962	PROTOTYPE: $
		963	CODE:
		964	eio_set_idle_timeout (seconds);
		965
		966	void
812	max_outstanding (int maxreqs)	967	max_outstanding (unsigned int maxreqs)
813	PROTOTYPE: $	968	PROTOTYPE: $
814	CODE:	969	CODE:
815	max_outstanding = maxreqs;	970	max_outstanding = maxreqs;
816		971
817	void	972	void
818	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	973	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)
819	PROTOTYPE: $$$;$
820	PPCODE:	974	PPCODE:
821	{	975	{
822	dREQ;	976	dREQ;
823		977
824	req->type = EIO_OPEN;	978	req->type = EIO_OPEN;
…		…
830	REQ_SEND;	984	REQ_SEND;
831	}	985	}
832		986
833	void	987	void
834	aio_fsync (SV fh, SV callback=&PL_sv_undef)	988	aio_fsync (SV fh, SV callback=&PL_sv_undef)
835	PROTOTYPE: $;$
836	ALIAS:	989	ALIAS:
837	aio_fsync = EIO_FSYNC	990	aio_fsync = EIO_FSYNC
838	aio_fdatasync = EIO_FDATASYNC	991	aio_fdatasync = EIO_FDATASYNC
839	PPCODE:	992	PPCODE:
840	{	993	{
…		…
848	REQ_SEND (req);	1001	REQ_SEND (req);
849	}	1002	}
850		1003
851	void	1004	void
852	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1005	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
853	PROTOTYPE: $$$$;$
854	PPCODE:	1006	PPCODE:
855	{	1007	{
856	int fd = s_fileno_croak (fh, 0);	1008	int fd = s_fileno_croak (fh, 0);
857	dREQ;	1009	dREQ;
858		1010
…		…
866	REQ_SEND (req);	1018	REQ_SEND (req);
867	}	1019	}
868		1020
869	void	1021	void
870	aio_close (SV fh, SV callback=&PL_sv_undef)	1022	aio_close (SV fh, SV callback=&PL_sv_undef)
871	PROTOTYPE: $;$
872	PPCODE:	1023	PPCODE:
873	{	1024	{
874	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	1025	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
875	int fd = s_fileno_croak (fh, 0);	1026	int fd = s_fileno_croak (fh, 0);
876	dREQ;	1027	dREQ;
…		…
898	void	1049	void
899	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1050	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
900	ALIAS:	1051	ALIAS:
901	aio_read = EIO_READ	1052	aio_read = EIO_READ
902	aio_write = EIO_WRITE	1053	aio_write = EIO_WRITE
903	PROTOTYPE: $$$$$;$
904	PPCODE:	1054	PPCODE:
905	{	1055	{
906	STRLEN svlen;	1056	STRLEN svlen;
907	int fd = s_fileno_croak (fh, ix == EIO_WRITE);	1057	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
908	char *svptr = SvPVbyte (data, svlen);	1058	char *svptr = SvPVbyte (data, svlen);
…		…
949	}	1099	}
950	}	1100	}
951		1101
952	void	1102	void
953	aio_readlink (SV8 path, SV callback=&PL_sv_undef)	1103	aio_readlink (SV8 path, SV callback=&PL_sv_undef)
954	PROTOTYPE: $$;$	1104	ALIAS:
		1105	aio_readlink = EIO_READLINK
		1106	aio_realpath = EIO_REALPATH
955	PPCODE:	1107	PPCODE:
956	{	1108	{
957	SV *data;	1109	SV *data;
958	dREQ;	1110	dREQ;
959		1111
960	req->type = EIO_READLINK;	1112	req->type = ix;
961	req->sv1 = newSVsv (path);	1113	req->sv1 = newSVsv (path);
962	req->ptr1 = SvPVbyte_nolen (req->sv1);	1114	req->ptr1 = SvPVbyte_nolen (req->sv1);
963		1115
964	REQ_SEND;	1116	REQ_SEND;
965	}	1117	}
966		1118
967	void	1119	void
968	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1120	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
969	PROTOTYPE: $$$$;$
970	PPCODE:	1121	PPCODE:
971	{	1122	{
972	int ifd = s_fileno_croak (in_fh , 0);	1123	int ifd = s_fileno_croak (in_fh , 0);
973	int ofd = s_fileno_croak (out_fh, 1);	1124	int ofd = s_fileno_croak (out_fh, 1);
974	dREQ;	1125	dREQ;
…		…
984	REQ_SEND;	1135	REQ_SEND;
985	}	1136	}
986		1137
987	void	1138	void
988	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1139	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
989	PROTOTYPE: $$$;$
990	PPCODE:	1140	PPCODE:
991	{	1141	{
992	int fd = s_fileno_croak (fh, 0);	1142	int fd = s_fileno_croak (fh, 0);
993	dREQ;	1143	dREQ;
994		1144
…		…
1025	}	1175	}
1026		1176
1027	REQ_SEND;	1177	REQ_SEND;
1028	}	1178	}
1029		1179
		1180	UV
		1181	major (UV dev)
		1182	ALIAS:
		1183	minor = 1
		1184	CODE:
		1185	RETVAL = ix ? major (dev) : minor (dev);
		1186	OUTPUT:
		1187	RETVAL
		1188
		1189	UV
		1190	makedev (UV maj, UV min)
		1191	CODE:
		1192	RETVAL = makedev (maj, min);
		1193	OUTPUT:
		1194	RETVAL
		1195
1030	void	1196	void
1031	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)	1197	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)
1032	PPCODE:	1198	PPCODE:
1033	{	1199	{
1034	dREQ;	1200	dREQ;
…		…
1195	void	1361	void
1196	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1362	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1197	ALIAS:	1363	ALIAS:
1198	aio_mtouch = EIO_MTOUCH	1364	aio_mtouch = EIO_MTOUCH
1199	aio_msync = EIO_MSYNC	1365	aio_msync = EIO_MSYNC
1200	PROTOTYPE: $$$$;$
1201	PPCODE:	1366	PPCODE:
1202	{	1367	{
1203	STRLEN svlen;	1368	STRLEN svlen;
		1369	char *svptr = SvPVbyte (data, svlen);
1204	UV len = SvUV (length);	1370	UV len = SvUV (length);
1205	char *svptr = SvPVbyte (data, svlen);
1206		1371
1207	if (offset < 0)	1372	if (offset < 0)
1208	offset += svlen;	1373	offset += svlen;
1209		1374
1210	if (offset < 0 \|\| offset > svlen)	1375	if (offset < 0 \|\| offset > svlen)
…		…
1215		1380
1216	{	1381	{
1217	dREQ;	1382	dREQ;
1218		1383
1219	req->type = ix;	1384	req->type = ix;
1220	req->size = len;
1221	req->sv2 = SvREFCNT_inc (data);	1385	req->sv2 = SvREFCNT_inc (data);
1222	req->ptr2 = (char *)svptr + offset;	1386	req->ptr2 = (char *)svptr + offset;
		1387	req->size = len;
1223	req->int1 = flags;	1388	req->int1 = flags;
1224		1389
1225	REQ_SEND;	1390	REQ_SEND;
1226	}	1391	}
1227	}	1392	}
1228		1393
1229	void	1394	void
		1395	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback=&PL_sv_undef)
		1396	PPCODE:
		1397	{
		1398	STRLEN svlen;
		1399	char *svptr = SvPVbyte (data, svlen);
		1400	UV len = SvUV (length);
		1401
		1402	if (offset < 0)
		1403	offset += svlen;
		1404
		1405	if (offset < 0 \|\| offset > svlen)
		1406	croak ("offset outside of scalar");
		1407
		1408	if (!SvOK (length) \|\| len + offset > svlen)
		1409	len = svlen - offset;
		1410
		1411	{
		1412	dREQ;
		1413
		1414	req->type = EIO_MLOCK;
		1415	req->sv2 = SvREFCNT_inc (data);
		1416	req->ptr2 = (char *)svptr + offset;
		1417	req->size = len;
		1418
		1419	REQ_SEND;
		1420	}
		1421	}
		1422
		1423	void
		1424	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
		1425	PPCODE:
		1426	{
		1427	dREQ;
		1428
		1429	req->type = EIO_MLOCKALL;
		1430	req->int1 = flags;
		1431
		1432	REQ_SEND;
		1433	}
		1434
		1435	void
1230	aio_busy (double delay, SV *callback=&PL_sv_undef)	1436	aio_busy (double delay, SV *callback=&PL_sv_undef)
1231	PPCODE:	1437	PPCODE:
1232	{	1438	{
1233	dREQ;	1439	dREQ;
1234		1440
…		…
1238	REQ_SEND;	1444	REQ_SEND;
1239	}	1445	}
1240		1446
1241	void	1447	void
1242	aio_group (SV *callback=&PL_sv_undef)	1448	aio_group (SV *callback=&PL_sv_undef)
1243	PROTOTYPE: ;$
1244	PPCODE:	1449	PPCODE:
1245	{	1450	{
1246	dREQ;	1451	dREQ;
1247		1452
1248	req->type = EIO_GROUP;	1453	req->type = EIO_GROUP;
…		…
1265	REQ_SEND;	1470	REQ_SEND;
1266	}	1471	}
1267		1472
1268	int	1473	int
1269	aioreq_pri (int pri = 0)	1474	aioreq_pri (int pri = 0)
1270	PROTOTYPE: ;$
1271	CODE:	1475	CODE:
1272	RETVAL = next_pri;	1476	RETVAL = next_pri;
1273	if (items > 0)	1477	if (items > 0)
1274	{	1478	{
1275	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1479	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1287	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1491	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1288	next_pri = nice;	1492	next_pri = nice;
1289		1493
1290	void	1494	void
1291	flush ()	1495	flush ()
1292	PROTOTYPE:
1293	CODE:	1496	CODE:
1294	while (eio_nreqs ())	1497	while (eio_nreqs ())
1295	{	1498	{
1296	poll_wait ();	1499	poll_wait ();
1297	poll_cb ();	1500	poll_cb ();
1298	}	1501	}
1299		1502
1300	int	1503	int
1301	poll()	1504	poll ()
1302	PROTOTYPE:
1303	CODE:	1505	CODE:
1304	poll_wait ();	1506	poll_wait ();
1305	RETVAL = poll_cb ();	1507	RETVAL = poll_cb ();
1306	OUTPUT:	1508	OUTPUT:
1307	RETVAL	1509	RETVAL
1308		1510
1309	int	1511	int
1310	poll_fileno()	1512	poll_fileno ()
1311	PROTOTYPE:
1312	CODE:	1513	CODE:
1313	RETVAL = s_epipe_fd (&respipe);	1514	RETVAL = s_epipe_fd (&respipe);
1314	OUTPUT:	1515	OUTPUT:
1315	RETVAL	1516	RETVAL
1316		1517
1317	int	1518	int
1318	poll_cb(...)	1519	poll_cb (...)
1319	PROTOTYPE:	1520	PROTOTYPE:
1320	CODE:	1521	CODE:
1321	RETVAL = poll_cb ();	1522	RETVAL = poll_cb ();
1322	OUTPUT:	1523	OUTPUT:
1323	RETVAL	1524	RETVAL
1324		1525
1325	void	1526	void
1326	poll_wait()	1527	poll_wait ()
1327	PROTOTYPE:
1328	CODE:	1528	CODE:
1329	poll_wait ();	1529	poll_wait ();
1330		1530
1331	int	1531	int
1332	nreqs()	1532	nreqs ()
1333	PROTOTYPE:
1334	CODE:	1533	CODE:
1335	RETVAL = eio_nreqs ();	1534	RETVAL = eio_nreqs ();
1336	OUTPUT:	1535	OUTPUT:
1337	RETVAL	1536	RETVAL
1338		1537
1339	int	1538	int
1340	nready()	1539	nready ()
1341	PROTOTYPE:
1342	CODE:	1540	CODE:
1343	RETVAL = eio_nready ();	1541	RETVAL = eio_nready ();
1344	OUTPUT:	1542	OUTPUT:
1345	RETVAL	1543	RETVAL
1346		1544
1347	int	1545	int
1348	npending()	1546	npending ()
1349	PROTOTYPE:
1350	CODE:	1547	CODE:
1351	RETVAL = eio_npending ();	1548	RETVAL = eio_npending ();
1352	OUTPUT:	1549	OUTPUT:
1353	RETVAL	1550	RETVAL
1354		1551
1355	int	1552	int
1356	nthreads()	1553	nthreads ()
1357	PROTOTYPE:
1358	CODE:	1554	CODE:
1359	RETVAL = eio_nthreads ();	1555	RETVAL = eio_nthreads ();
1360	OUTPUT:	1556	OUTPUT:
1361	RETVAL	1557	RETVAL
1362		1558
1363	int	1559	int
1364	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)	1560	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1365	PROTOTYPE: $$$$
1366	CODE:	1561	CODE:
1367	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1368	RETVAL = posix_fadvise (fh, offset, length, advice);	1562	RETVAL = posix_fadvise (fh, offset, length, advice);
1369	#else
1370	RETVAL = errno = ENOSYS; /* yes, this is actually correct */
1371	#endif
1372	OUTPUT:	1563	OUTPUT:
1373	RETVAL	1564	RETVAL
1374		1565
1375	ssize_t	1566	ssize_t
1376	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1567	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1377	PROTOTYPE: $$$$
1378	CODE:	1568	CODE:
1379	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1569	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1380	OUTPUT:	1570	OUTPUT:
1381	RETVAL	1571	RETVAL
1382		1572
1383	void	1573	void
1384	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1574	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)
1385	PROTOTYPE: $$$$$;$
1386	PPCODE:	1575	PPCODE:
1387	sv_unmagic (scalar, MMAP_MAGIC);	1576	sv_unmagic (scalar, MMAP_MAGIC);
1388	{	1577	{
1389	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1578	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1390	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1579	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1413	XSRETURN_YES;	1602	XSRETURN_YES;
1414	}	1603	}
1415		1604
1416	void	1605	void
1417	munmap (SV *scalar)	1606	munmap (SV *scalar)
1418	PROTOTYPE: $
1419	CODE:	1607	CODE:
1420	sv_unmagic (scalar, MMAP_MAGIC);	1608	sv_unmagic (scalar, MMAP_MAGIC);
1421		1609
1422	int	1610	int
1423	mlockall (int flags)	1611	madvise (SV scalar, off_t offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
1424	PROTOTYPE: $	1612	ALIAS:
		1613	mprotect = 1
1425	CODE:	1614	CODE:
		1615	{
		1616	STRLEN svlen;
		1617	void *addr = SvPVbyte (scalar, svlen);
		1618	size_t len = SvUV (length);
		1619
		1620	if (offset < 0)
		1621	offset += svlen;
		1622
		1623	if (offset < 0 \|\| offset > svlen)
		1624	croak ("offset outside of scalar");
		1625
		1626	if (!SvOK (length) \|\| len + offset > svlen)
		1627	len = svlen - offset;
		1628
		1629	addr = (void *)(((intptr_t)addr) + offset);
		1630	eio_page_align (&addr, &len);
		1631
		1632	switch (ix)
		1633	{
		1634	case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
		1635	case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
		1636	}
		1637	}
		1638	OUTPUT:
		1639	RETVAL
		1640
		1641	int
		1642	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)
		1643	CODE:
		1644	{
		1645	STRLEN svlen;
		1646	void *addr = SvPVbyte (scalar, svlen);
		1647	size_t len = SvUV (length);
		1648
		1649	if (offset < 0)
		1650	offset += svlen;
		1651
		1652	if (offset < 0 \|\| offset > svlen)
		1653	croak ("offset outside of scalar");
		1654
		1655	if (!SvOK (length) \|\| len + offset > svlen)
		1656	len = svlen - offset;
		1657
		1658	addr = (void *)(((intptr_t)addr) + offset);
		1659	eio_page_align (&addr, &len);
1426	#if _POSIX_MEMLOCK	1660	#if _POSIX_MEMLOCK_RANGE
1427	#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7	1661	RETVAL = munlock (addr, len);
1428	extern int mallopt (int, int);
1429	mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */
1430	#endif
1431	mlockall (flags);
1432	#else	1662	#else
1433	RETVAL = -1;	1663	RETVAL = ((errno = ENOSYS), -1);
1434	errno = ENOSYS;
1435	#endif	1664	#endif
		1665	}
1436	OUTPUT:	1666	OUTPUT:
1437	RETVAL	1667	RETVAL
1438		1668
1439	int	1669	int
1440	munlockall ()	1670	munlockall ()
1441	PROTOTYPE:
1442	CODE:	1671	CODE:
1443	#if _POSIX_MEMLOCK	1672	#if _POSIX_MEMLOCK
1444	munlockall ();	1673	munlockall ();
1445	#else	1674	#else
1446	RETVAL = -1;	1675	RETVAL = -1;

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.168 by root, Wed Aug 4 14:02:58 2010 UTC vs. Revision 1.184 by root, Tue Jul 5 20:34:42 2011 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.168 by root, Wed Aug 4 14:02:58 2010 UTC vs.
Revision 1.184 by root, Tue Jul 5 20:34:42 2011 UTC