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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.\" manual page may be incorrect or out-of-date.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 Fri Jul 23 22:01:51 1993 Rik Faith <faith@cs.unc.edu>
.\" Modified Sun Aug 21 18:18:14 1994: Michael Haardt's NFS diffs were
.\" applied by hand <faith@cs.unc.edu>
.\"
.\" Japanese Version Copyright (c) 1997 HANATAKA Shinya
.\" all rights reserved.
.\" Translated Thu Dec 11 23:47:55 JST 1997
.\" by HANATAKA Shinya <hanataka@abyss.rim.or.jp>
.\"
.\"WORD: link
.\"WORD: hard link ϡɡ
.\"WORD: overwrite
.\"WORD: permission (permission)
.\"WORD: ownership ͭ(ownership)
.\"WORD: filesystem ե롦ƥ
.\"WORD: effective uid ¸桼ID
.\"WORD: kernel ͥ
.\"WORD: symbolic link ܥå
.\"WORD: dangling symbolic link 줿ܥå
.\"WORD: directory entry ǥ쥯ȥꡦȥ
.\"
.TH LINK 2 "10 December 1997" "Linux 2.0.30" "Linux Programmer's Manual"
.SH ̾
link \- եο̾
.SH
.B #include <unistd.h>
.sp
.BI "int link(const char *" oldpath ", const char *" newpath );
.SH
.B link
¸ߤեؤο(link)(ϡɡ(hard link)
⤤)롣
.I newpath
¸ߤˤϾϤ
.I ʤ
ο̾ƤˤƸŤ̾ȴƱ褦˻Ѥ;
ξ̾ƱեȤƤ(Ʊ(permission)
ͭ(ownership)Ȥʤ)ɤ̾פΤΤǤ뤫Ƚ̤Ǥʤ
.SH ֤
ϥ֤롣顼ξ \-1 ֤졢
.I errno
Ŭڤꤵ롣
.SH 顼
.TP
.B EXDEV
.IR oldpath " " newpath
Ʊե롦ƥ¸ߤʤ
.TP
.B EPERM
.IR oldpath " " newpath
ޤǤե롦ƥबϡɡݡȤƤʤ
.TP
.B EFAULT
.IR oldpath " ޤ " newpath "
ǽʥɥ쥹֤γؤƤ롣
.TP
.B EACCES
ץμ¸(effective)桼ID
.I newpath
ޤǤǥ쥯ȥؤνߤƤʤ
.IR oldpath " ޤ " newpath
ؤΥǥ쥯ȥΤɤ줫˸(¹)Ĥʤ
.TP
.B ENAMETOOLONG
.IR oldpath " ޤ " newpath "
Ĺ롣
.TP
.B ENOENT
.IR oldpath " ޤ " newpath
Υǥ쥯ȥʬ¸ߤʤ
줿(dangling)ܥåǤ롣
.TP
.B ENOTDIR
.IR oldpath " ޤ " newpath
Υǥ쥯ȥʬºݤˤϡǥ쥯ȥǤʤ
.TP
.B ENOMEM
ͥ˽ʬʥǥ쥯ȥ꤬ʤ
.TP
.B EROFS
ե뤬ɤ߹ѤΥե롦ƥ¸ߤ롣
.TP
.B EEXIST
.I newpath
¸ߤ롣
.TP
.B EMLINK
.I oldpath
ˤäƻȤե
˺ޤǤΥäƤ롣
.TP
.B ELOOP
.IR oldpath " ޤ " newpath
褹ݤܥå¿롣
.TP
.B ENOSPC
ΥեޤǤǥХ˿ǥ쥯ȥꡦȥ
뤿ζʤ
.TP
.B EPERM
.I oldpath
ǥ쥯ȥǤ롣
.B EIO
I/O 顼ȯ
.SH
.BR link
ǥե롦ƥĶƥϡɡ뤳ȤϤǤʤ
Τ褦ʾ
.B symlink
Ѥ뤳ȡ
.SH
SVr4, SVID, POSIX, BSD 4.3, X/OPEN. SVr4 ¾ ENOLINK, EMULTIHOP
顼֤ˤĤƤҤƤ롣POSIX.1 ˤ ELOOP ˤĤƤεҤϤʤ
X/OPEN ˤ EFAULT, ENOMEM, EIO ˤĤƤεҤϤʤ
.SH Х
NFS ե롦ƥ ǤϡNFS Сˡ
˻ˤ֤ͤʾ礬롣
ǤɤĤ뤿ˤ
.IR stat (2)
Ѥ뤳ȡ
.SH Ϣ
.BR symlink (2),
.BR unlink (2),
.BR rename (2),
.BR open (2),
.BR stat (2),
.BR ln (1)
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