From 5b57d28ffb6e1ef86b50f7d05d977826eae89bfe Mon Sep 17 00:00:00 2001 From: Kiyoshi Aman Date: Fri, 1 Feb 2019 22:55:37 +0000 Subject: initial population --- bin/chgrp/chown.8 | 181 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 181 insertions(+) create mode 100644 bin/chgrp/chown.8 (limited to 'bin/chgrp/chown.8') diff --git a/bin/chgrp/chown.8 b/bin/chgrp/chown.8 new file mode 100644 index 0000000..a4cd79d --- /dev/null +++ b/bin/chgrp/chown.8 @@ -0,0 +1,181 @@ +.\" Copyright (c) 1990, 1991, 1993, 1994, 2003 +.\" 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. 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 +.\" $NetBSD: chown.8,v 1.12 2017/07/04 06:53:12 wiz Exp $ +.\" +.Dd September 11, 2016 +.Dt CHOWN 8 +.Os +.Sh NAME +.Nm chown +.Nd change file owner and group +.Sh SYNOPSIS +.Nm +.Oo +.Fl R +.Op Fl H | Fl L | Fl P +.Oc +.Op Fl fhv +.Ar owner Ns Op Ar :group +.Ar +.Nm +.Oo +.Fl R +.Op Fl H | Fl L | Fl P +.Oc +.Op Fl fhv +.Ar :group +.Ar +.Nm +.Oo +.Fl R +.Op Fl H | Fl L | Fl P +.Oc +.Op Fl fhv +.Fl Fl reference=rfile +.Ar +.Sh DESCRIPTION +.Nm +sets the user ID and/or the group ID of the specified files. +Symbolic links named by arguments are silently left unchanged unless +.Fl h +is used. +.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 +Do not report any failure to change file owner or group, nor modify +the exit status to reflect such failures. +.It Fl h +If +.Ar file +is a symbolic link, the owner and/or group of the link is changed. +.It Fl v +Cause +.Nm +to be verbose, showing files as they are processed. +.El +.Pp +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. +The default is as if the +.Fl P +option had been specified. +.Pp +The +.Fl R +option cannot be used together with the +.Fl h +option. +.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 user name or a numeric user ID. +The +.Ar group +may be either a group name or a numeric group ID. +Since it is valid to have a user or group name that is numeric (and +does not have the numeric ID that matches its name) the name lookup +is always done first. +Preceding an ID with a ``#'' character will force it to be taken +as a number. +.Pp +The ownership of a file may only be altered by a super-user for +obvious security reasons. +.Pp +Unless invoked by the super-user, +.Nm +clears the set-user-id and set-group-id bits on a file to prevent +accidental or mischievous creation of set-user-id and set-group-id +programs. +.Sh EXIT STATUS +.Ex -std chown +.Sh COMPATIBILITY +Previous versions of the +.Nm +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. +.Sh SEE ALSO +.Xr chflags 1 , +.Xr chgrp 1 , +.Xr find 1 , +.Xr chown 2 , +.Xr lchown 2 , +.Xr fts 3 , +.Xr symlink 7 +.Sh STANDARDS +The +.Nm +command is specified by POSIX.1-2017. +.Pp +The +.Fl v +and +.Fl f +options and the use of ``#'' to force a numeric lookup +are extensions to +.St -p1003.2 . +.Sh HISTORY +A +.Nm +utility appeared in +.At v1 . -- cgit v1.2.3-60-g2f50