88 lines
2.5 KiB
Groff
88 lines
2.5 KiB
Groff
.\" $NetBSD: userinfo.8,v 1.15 2008/02/27 19:12:56 reed Exp $ */
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.\"
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.\" Copyright (c) 1999 Alistair G. Crooks. All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. The name of the author may not be used to endorse or promote
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.\" products derived from this software without specific prior written
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.\" permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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.\" OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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.\" GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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.\" NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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.\" SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\"
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.Dd November 16, 2005
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.Dt USERINFO 8
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.Os
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.Sh NAME
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.Nm userinfo
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.Nd displays user information
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.Sh SYNOPSIS
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.Nm
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.Op Fl e
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.Ar user
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.Sh DESCRIPTION
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The
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.Nm
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utility retrieves the user information from the system.
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The
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.Nm
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utility is only available if built with
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.Dv EXTENSIONS .
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See
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.Xr user 8
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for more information.
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.Pp
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The following command line option is recognised:
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.Bl -tag -width Ds
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.It Fl e
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Return 0 if the user exists, and non-zero if the
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user does not exist, on the system.
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No information is displayed.
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This form of the command is useful for
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scripts which need to check whether a particular user
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name or uid is already in use on the system.
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.El
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.Pp
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The
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.Ar user
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argument may either be a user's name, or a uid.
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.Sh EXIT STATUS
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.Ex -std userinfo
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.Sh SEE ALSO
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.Xr passwd 5 ,
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.Xr group 8 ,
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.Xr user 8 ,
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.Xr useradd 8 ,
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.Xr userdel 8
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.Sh HISTORY
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The
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.Nm
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utility first appeared in
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.Nx 1.5 .
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It is based on the
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.Ar addnerd
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package by the same author.
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.Sh AUTHORS
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The
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.Nm
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utility was written by
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.An Alistair G. Crooks
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.Aq agc@NetBSD.org .
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