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.\" Hey Emacs! This file is -*- nroff -*- source.
.\"
.\" This manpage is Copyright (C) 2006, Michael Kerrisk
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
.\" Permission is granted to copy and distribute modified versions of this
.\" manual under the conditions for verbatim copying, provided that the
.\" entire resulting derived work is distributed under the terms of a
.\" permission notice identical to this one.
.\"
.\" Since the Linux kernel and libraries are constantly changing, this
.\" manual page may be incorrect or out-of-date. The author(s) assume no
.\" responsibility for errors or omissions, or for damages resulting from
.\" the use of the information contained herein. The author(s) may not
.\" have taken the same level of care in the production of this manual,
.\" which is licensed free of charge, as they might when working
.\" professionally.
.\"
.\" Formatted or processed versions of this manual, if unaccompanied by
.\" the source, must acknowledge the copyright and authors of this work.
.\"
.\" Japanese Version Copyright (c) 2006-2007 Yuichi SATO
.\" all rights reserved.
.\" Translated 2006-10-14 by Yuichi SATO <ysato444@yahoo.co.jp>, LDP v2.39
.\" Updated & Modified 2007-01-08 by Yuichi SATO, LDP v2.43
.\" Updated 2007-05-04, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\"
.TH FACCESSAT 2 2007-02-28 "Linux" "Linux Programmer's Manual"
.SH ̾
faccessat \- ǥ쥯ȥեǥץŪʰ֤ˤ
եΥå
.SH
.nf
.B #define _ATFILE_SOURCE
.B #include <fcntl.h> /* AT_* */
.B #include <unistd.h>
.sp
.BI "int faccessat(int " dirfd ", const char *" pathname ", int " \
mode ", int " flags );
.fi
.SH
.BR faccessat ()
ƥॳϡ man ڡƤ㤤ʳϡ
.BR access (2)
Ʊ褦ư롣
.I pathname
ǻꤵѥ̾ХѥǤ硢
եǥץ
.I dirfd
ǻȤǥ쥯ȥ꤫Хѥ̾ȤƲᤵ
.RB ( access (2)
ǤϡХѥϸƤӽФץΥȥǥ쥯ȥ꤫
ХѥȤʤ)
.I pathname
ХѥǤꡢ
.I dirfd
̤
.B AT_FDCWD
Ǥ硢
.I pathname
.RB ( access (2)
Ʊ褦) ƤӽФץ
ȥǥ쥯ȥ꤫Хѥ̾ȤƲᤵ롣
.I pathname
ХѥǤ硢
.I dirfd
̵뤵롣
.I flags
ϰʲͤ 0 İʾ OR ƺ롣
.TP
.B AT_EACCESS
¸ (effective) 桼 ID ȼ¸롼 ID Ȥäơ
ΥåԤ
ǥեȤǤϡ
.BR faccessat ()
.RB ( access (2)
Ʊͤ) ID Ȥ
.TP
.B AT_SYMLINK_NOFOLLOW
.I pathname
ܥåξϡéΤǤϤʤ
ȤˤĤƤξ֤
.SH ֤
(Ƥᤵ줿Ĥ줿)
.BR faccessat ()
0 ֤
顼ξ硢\-1 ֤졢
.I errno
ˤϥ顼ͤꤵ롣
.SH 顼
.BR access (2)
Ʊ顼
.BR faccessat ()
Ǥⵯ롣
.BR faccessat ()
Ǥϡ¾˰ʲΥ顼:
.TP
.B EBADF
.I dirfd
ͭʥեǥץǤʤ
.TP
.B EINVAL
.I flags
ʥե饰ͤꤵ줿
.TP
.B ENOTDIR
.I pathname
Хѥǡ
.I dirfd
ǥ쥯ȥʳΥեȤեǥץǤ롣
.SH С
.BR faccessat ()
Linux ͥ 2.6.16 ɲä줿
.SH
ΥƥॳɸŪǤϤʤ
POSIX.1 ξΥӥ˴ޤ뤳ȤƤƤ롣
.SH
.BR faccessat ()
ɬפͳˤĤƤϡ
.BR openat (2)
Ȥ뤳ȡ
.SS glibc ˤĤƤ
.B AT_EACCESS
.B AT_SYMLINK_NOFOLLOW
ե饰ϡ
.BR faccessat ()
glibc åѡؿǼºݤ˼Ƥ롣
Υե饰Τ줫ꤵ줿硢
åѡؿϥꤹ뤿
.BR fstatat (2)
Ȥ
.SH Ϣ
.BR access (2),
.BR openat (2),
.BR eauidaccess (3),
.BR credentials (7),
.BR path_resolution (7)
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