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.\" Hey Emacs! This file is -*- nroff -*- source.
.\"
.\" This manpage is Copyright (C) 1992 Drew Eckhardt;
.\" 1993 Michael Haardt, Ian Jackson.
.\"
.\" 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.\" manual page may be incorrect or out-of-date.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.
.\"
.\" Modified Sat Jul 24 12:01:10 1993 by Rik Faith
.\" Added correction due to Nick Duffek <nsd@bbc.com>, aeb, 960426
.\" Modified Wed Nov 6 04:07:10 1996 by Eric S. Raymond <esr@thyrsus.com>
.\" Modified Fri Jan 31 17:51:14 1997 by Eric S. Raymond <esr@thyrsus.com>
.\"
.\" Japanese Version Copyright (c) 1997 HANATAKA Shinya
.\" all rights reserved.
.\" Translated Fri Dec 12 00:32:12 JST 1997
.\" by HANATAKA Shinya <hanataka@abyss.rim.or.jp>
.\"
.\"WORD: symbolic link ܥå
.\"WORD: directory ǥ쥯ȥ
.\"WORD: soft link եȡ
.\"WORD: hard link ϡɡ
.\"WORD: dangling link 줿
.\"WORD: sticky bit ƥåӥå
.\"WORD: ownership ͭ
.\"WORD: file system ե롦ƥ
.\"WORD: effective uid ¸桼ID
.\"WORD: kernel ͥ
.\"WORD: entry ȥ
.\"
.TH SYMLINK 2 "21 August 1997" "Linux 2.0.30" "Linux Programmer's Manual"
.SH ̾
symlink \- ե˿̾դ롣
.SH
.B #include <unistd.h>
.sp
.BI "int symlink(const char *" oldpath ", const char *" newpath );
.SH
.B symlink
.I newpath
Ȥ̾
.IR oldpath
ؤΥܥå(symbolic link)롣
ܥåϼ¹Ի˲ᤵ졢եǥ쥯ȥ
Ĥ뤿ˡƤɤ֤롣
ܥåϥѥʬ
.B ..
ޤफ⤷ʤ(⤷κǽ˻Ѥ줿)
¸ߤǥ쥯ȥοƥǥ쥯ȥ꤬Ȥ롣
ܥå(եȡ(soft link)ȤƤΤƤ)
¸ߤեؤƤ뤫⤷ʤ¸ߤʤեؤ
Ƥ뤫⤷ʤ; Ԥξϲ줿(dangling link)ȤΤ
Ƥ롣
ܥåε(permission)̵̣Ǥ; פ
ˤϽͭ(ownership)̵뤵롣κ̾
ѹᤵ졢ǥ쥯ȥ˥ƥåӥå(sticky bit)
Ƥˤϥå롣
⤷
.I newpath
¸ߤˤϾ\fBʤ\fR
.SH ֤
ˤϥ֤顼ξˤ \-1 ֤
.I errno
Ŭڤꤵ롣
.SH 顼
.TP
.B EPERM
.IR newpath
ޤǤե롦ƥ(file system)ܥå
ݡȤƤʤ
.TP
.B EFAULT
.IR oldpath " " newpath " ǽʥɥ쥹֤γؤƤ롣"
.TP
.B EACCES
ץμ¸(effective)桼ID
.I newpath
ޤǤǥ쥯ȥˤĤƽߵĤͿƤʤ
.IR newpath
˴ޤޤƤǥ쥯ȥΤɤ줫˸(¹)ĤͿƤʤ
.TP
.B ENAMETOOLONG
.IR oldpath " ޤ " newpath " Ĺ롣"
.TP
.B ENOENT
.I newpath
˴ޤޤǥ쥯ȥʬ¸ߤʤ줿Ǥ뤫
.I oldpath
ʸǤ롣
.TP
.B ENOTDIR
.IR newpath
˴ޤޤǥ쥯ȥʬºݤˤϡǥ쥯ȥǤϤʤ
.TP
.B ENOMEM
ʬʥͥ(kernel)Υʤ
.TP
.B EROFS
.I newpath
ɤ߹ѤΥե롦ƥ¸ߤƤ롣
.TP
.B EEXIST
.I newpath
¸ߤƤ롣
.TP
.B ELOOP
.IR newpath
褹ݤܥå¿롣
.TP
.B ENOSPC
ե뤬ޤޤƤǥХ˿ǥ쥯ȥꡦȥ
(directory entry)νʬ̤ʤ
.TP
.B EIO
I/O 顼ȯ
.SH
.I oldpath
ˤĤƤΥåϹԤʤʤ
symlink ˤäƻȤ̾(줬¾˥ϡɡ
(hard link)ʤ)ºݤ˥ե뤬롣⤷ư
˾ΤǤʤ
.BR link
Ѥ뤳ȡ
.SH
SVr4, SVID, BSD 4.3, X/OPEN. SVr4 ˤ¾ EDQUOT, ENOSYS
顼ˤĤƤεҤ롣
.SH Х
.BR open (2)
ơƱ̾νʣ NFS ˤĤƻȤ뤳ȡ
.SH Ϣ
.BR readlink (2),
.BR link (2),
.BR unlink (2),
.BR rename (2),
.BR open (2),
.BR lstat (2),
.BR ln (1)
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