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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.\" manual page may be incorrect or out-of-date.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 Yuichi SATO
.\" all rights reserved.
.\" Translated 2006-08-24 by Yuichi SATO <ysato444@yahoo.co.jp>, LDP v2.39
.\"
.TH UNLINKAT 2 2006-04-10 "Linux" "Linux Programmer's Manual"
.SH ̾
unlinkat \- ǥ쥯ȥեǥץŪʰ֤ˤǥ쥯ȥꥨȥ
.SH
.nf
.B #define _ATFILE_SOURCE
.B #include <fcntl.h>
.sp
.BI "int unlinkat(int " dirfd ", const char *" pathname ", int " flags );
.fi
.SH
.BR unlinkat ()
ƥॳϡ man ڡƤ㤤ʳϡ
.RI ( flags
.B AT_REMOVEDIR
ե饰ޤޤ뤫ݤˤ)
.BR unlink (2)
ޤ
.BR rmdir (2)
Ʊ褦ư롣
.I pathname
ǻꤵѥ̾Хѥ̾Ǥ硢
եǥץ
.I dirfd
ǻȤǥ쥯ȥ꤫Хѥ̾ȤƲᤵ
.RB ( unlink (2)
ޤ
.BR rmdir (2)
ǤϡХѥϸƤӽФץ
ȥǥ쥯ȥ꤫ХѥȤʤ)
.I pathname
ǻꤵѥ̾Хѥ̾Ǥꡢ
.I dirfd
̤
.B AT_FDCWD
Ǥ硢
.I pathname
.RB ( unlink (2)
ޤ
.BR rmdir (2)
Ʊ褦) ƤӽФץ
ȥǥ쥯ȥ꤫Хѥ̾ȤƲᤵ롣
.I pathname
ǻꤵѥ̾Хѥ̾Ǥ硢
.I dirfd
̵뤵롣
.I flags
ϥӥåȥޥǤꡢ0 ޤ
.BR unlinkat ()
椹ե饰ͤ OR Ǥ롣
ߤΤȤ 1 ĤΥե饰Ƥ:
.TP
.B AT_REMOVEDIR
ǥեȤǤϡ
.BR unlinkat ()
.I pathname
Ф
.BR unlink (2)
ƱԤ
.B AT_REMOVEDIR
ե饰ꤵȡ
.I pathname
Ф
.BR rmdir (2)
ƱԤ
.SH ֤
硢
.BR unlinkat ()
0 ֤
顼ξ硢\-1 ֤ơ
.I errno
ˤϥ顼ͤꤵ롣
.SH 顼
.BR unlink (2)
ޤ
.BR rmdir (2)
Ʊ顼
.BR unlinkat ()
Ǥⵯ롣
.BR unlinkat ()
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 unlinkat ()
Linux ͥ 2.6.16 ɲä줿
.SH
ΥƥॳɸŪǤϤʤ
POSIX.1 ξΥӥ˴ޤ뤳ȤƤƤ롣
Solaris ˤϡƱ褦ʥƥॳ뤬¸ߤ롣
.SH
.BR unlinkat ()
ɬפͳˤĤƤϡ
.BR openat (2)
Ȥ뤳ȡ
.SH Ϣ
.BR openat (2),
.BR rmdir (2),
.BR unlink (2),
.BR path_resolution (7)
|
