1.\" $OpenBSD: userinfo.8,v 1.15 2016/11/29 03:59:31 jsg 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. The name of the author may not be used to endorse or promote 15.\" products derived from this software without specific prior written 16.\" permission. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 19.\" OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 20.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 22.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 24.\" GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 26.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 27.\" NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 28.\" SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29.\" 30.\" 31.Dd $Mdocdate: November 29 2016 $ 32.Dt USERINFO 8 33.Os 34.Sh NAME 35.Nm userinfo 36.Nd display user information 37.Sh SYNOPSIS 38.Nm userinfo 39.Op Fl e 40.Ar user 41.Sh DESCRIPTION 42The 43.Nm 44utility displays information about the specified 45.Ar user . 46The fields shown are defined in 47.Xr master.passwd 5 . 48The encrypted password is only displayed if the calling user is the 49superuser. 50.Pp 51The options are as follows: 52.Bl -tag -width Ds 53.It Fl e 54Do not display anything (quiet mode). 55This form of the command is useful for 56scripts which need to check whether a particular user 57name or UID is already in use on the system. 58.El 59.Pp 60The 61.Ar user 62argument may be either a user name or a user ID (UID). 63.Sh EXIT STATUS 64The 65.Nm 66utility exits 0 if 67.Ar user 68exists, and non-zero if it does not. 69.Sh SEE ALSO 70.Xr id 1 , 71.Xr passwd 5 , 72.Xr groupinfo 8 , 73.Xr user 8 74.Sh HISTORY 75The 76.Nm 77utility first appeared in 78.Ox 2.7 . 79.Sh AUTHORS 80The 81.Nm 82utility was written by 83.An Alistair G. Crooks Aq Mt agc@NetBSD.org . 84