1.\" $OpenBSD: userinfo.8,v 1.14 2013/07/16 11:13:34 schwarze Exp $ 2.\" $NetBSD: userinfo.8,v 1.8 2003/02/14 16:11:37 grant Exp $ 3.\" 4.\" Copyright (c) 1999 Alistair G. Crooks. All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. All advertising materials mentioning features or use of this software 15.\" must display the following acknowledgement: 16.\" This product includes software developed by Alistair G. Crooks. 17.\" 4. The name of the author may not be used to endorse or promote 18.\" products derived from this software without specific prior written 19.\" permission. 20.\" 21.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 22.\" OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 23.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 25.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 27.\" GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 29.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 30.\" NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 31.\" SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32.\" 33.\" 34.Dd $Mdocdate: July 16 2013 $ 35.Dt USERINFO 8 36.Os 37.Sh NAME 38.Nm userinfo 39.Nd display user information 40.Sh SYNOPSIS 41.Nm userinfo 42.Op Fl e 43.Ar user 44.Sh DESCRIPTION 45The 46.Nm 47utility displays information about the specified 48.Ar user . 49The fields shown are defined in 50.Xr master.passwd 5 . 51The encrypted password is only displayed if the calling user is the 52superuser. 53.Pp 54The options are as follows: 55.Bl -tag -width Ds 56.It Fl e 57Do not display anything (quiet mode). 58This form of the command is useful for 59scripts which need to check whether a particular user 60name or UID is already in use on the system. 61.El 62.Pp 63The 64.Ar user 65argument may be either a user name or a user ID (UID). 66.Sh EXIT STATUS 67The 68.Nm 69utility exits 0 if 70.Ar user 71exists, and non-zero if it does not. 72.Sh SEE ALSO 73.Xr id 1 , 74.Xr passwd 5 , 75.Xr groupinfo 8 , 76.Xr user 8 77.Sh HISTORY 78The 79.Nm 80utility first appeared in 81.Ox 2.7 . 82.Sh AUTHORS 83The 84.Nm 85utility was written by 86.An Alistair G. Crooks Aq Mt agc@NetBSD.org . 87