diff options
author | Theo de Raadt <deraadt@cvs.openbsd.org> | 1995-10-18 08:53:40 +0000 |
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committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 1995-10-18 08:53:40 +0000 |
commit | d6583bb2a13f329cf0332ef2570eb8bb8fc0e39c (patch) | |
tree | ece253b876159b39c620e62b6c9b1174642e070e /usr.sbin/chown/chown.8 |
initial import of NetBSD tree
Diffstat (limited to 'usr.sbin/chown/chown.8')
-rw-r--r-- | usr.sbin/chown/chown.8 | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/usr.sbin/chown/chown.8 b/usr.sbin/chown/chown.8 new file mode 100644 index 00000000000..fbf8fac784d --- /dev/null +++ b/usr.sbin/chown/chown.8 @@ -0,0 +1,150 @@ +.\" Copyright (c) 1990, 1991, 1993, 1994 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the University of +.\" California, Berkeley and its contributors. +.\" 4. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" from: @(#)chown.8 8.3 (Berkeley) 3/31/94 +.\" $Id: chown.8,v 1.1 1995/10/18 08:47:29 deraadt Exp $ +.\" +.Dd March 31, 1994 +.Dt CHOWN 8 +.Os BSD 4 +.Sh NAME +.Nm chown +.Nd change file owner and group +.Sh SYNOPSIS +.Nm chown +.Oo +.Fl R +.Op Fl H | Fl L | Fl P +.Oc +.Op Fl f +.Ar owner Op Ar :group +.Ar file ... +.Nm chown +.Oo +.Fl R +.Op Fl H | Fl L | Fl P +.Oc +.Op Fl f +.Ar :group +.Ar file ... +.Sh DESCRIPTION +.Nm Chown +sets the user ID and/or the group ID of the specified files. +.Pp +The options are as follows: +.Bl -tag -width Ds +.It Fl H +If the +.Fl R +option is specified, symbolic links on the command line are followed. +(Symbolic links encountered in the tree traversal are not followed.) +.It Fl L +If the +.Fl R +option is specified, all symbolic links are followed. +.It Fl P +If the +.Fl R +option is specified, no symbolic links are followed. +.It Fl R +Change the user ID and/or the group ID for the file hierarchies rooted +in the files instead of just the files themselves. +.It Fl f +Don't report any failure to change file owner or group, nor modify +the exit status to reflect such failures. +.El +.Pp +Symbolic links don't have owners, so unless the +.Fl H +or +.Fl L +option is set, +.Nm chown +on a symbolic link always succeeds and has no effect. +The +.Fl H , +.Fl L +and +.Fl P +options are ignored unless the +.Fl R +option is specified. +In addition, these options override each other and the +command's actions are determined by the last one specified. +.Pp +The +.Ar owner +and +.Ar group +operands are both optional, however, one must be specified. +If the +.Ar group +operand is specified, it must be preceded by a colon (``:'') character. +.Pp +The +.Ar owner +may be either a numeric user ID or a user name. +If a user name is also a numeric user ID, the operand is used as a +user name. +The +.Ar group +may be either a numeric group ID or a group name. +If a group name is also a numeric group ID, the operand is used as a +group name. +.Pp +The ownership of a file may only be altered by a super-user for +obvious security reasons. +.Pp +The +.Nm chown +utility exits 0 on success, and >0 if an error occurs. +.Sh COMPATIBILITY +Previous versions of the +.Nm chown +utility used the dot (``.'') character to distinguish the group name. +This has been changed to be a colon (``:'') character so that user and +group names may contain the dot character. +.Pp +Previous versions of the +.Nm chown +utility changed the owner of symbolic links specified on the command +line. +In this system, symbolic links do not have owners. +.Sh SEE ALSO +.Xr chgrp 1 , +.Xr find 1 , +.Xr chown 2 , +.Xr fts 3 , +.Xr symlink 7 +.Sh STANDARDS +The +.Nm chown +command is expected to be POSIX 1003.2 compliant. |