1.\" $OpenBSD: nologin.8,v 1.9 2003/06/02 20:06:16 millert Exp $ 2.\" $NetBSD: nologin.8,v 1.3 1995/03/18 14:59:09 cgd Exp $ 3.\" 4.\" Copyright (c) 1993 5.\" The Regents of the University of California. All rights reserved. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 3. Neither the name of the University nor the names of its contributors 16.\" may be used to endorse or promote products derived from this software 17.\" without specific prior written permission. 18.\" 19.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29.\" SUCH DAMAGE. 30.\" 31.\" @(#)nologin.8 8.1 (Berkeley) 6/19/93 32.\" 33.Dd February 15, 1997 34.Dt NOLOGIN 8 35.Os 36.Sh NAME 37.Nm nologin 38.Nd politely refuse a login 39.Sh SYNOPSIS 40.Nm nologin 41.Sh DESCRIPTION 42.Nm 43displays a message that an account is not available and 44exits non-zero. 45It is intended as a replacement shell field for accounts that 46have been disabled. 47.Pp 48If the file 49.Pa /etc/nologin.txt 50exists, 51.Nm 52displays its contents to the user instead of the default message. 53.Sh SEE ALSO 54.Xr login 1 55.Sh HISTORY 56The 57.Nm 58command appeared in 59.Bx 4.4 . 60