1.\" $FreeBSD$ 2.\" $NetBSD: lastlogin.8,v 1.3 1998/02/06 06:20:39 perry Exp $ 3.\" 4.\" Copyright (c) 1996 John M. Vinopal 5.\" 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. All advertising materials mentioning features or use of this software 16.\" must display the following acknowledgement: 17.\" This product includes software developed for the NetBSD Project 18.\" by John M. Vinopal. 19.\" 4. The name of the author may not be used to endorse or promote products 20.\" derived from this software without specific prior written permission. 21.\" 22.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 27.\" BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28.\" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29.\" AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30.\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32.\" SUCH DAMAGE. 33.\" 34.Dd August 28, 2018 35.Dt LASTLOGIN 8 36.Os 37.Sh NAME 38.Nm lastlogin 39.Nd indicate last login time of users 40.Sh SYNOPSIS 41.Nm 42.Op Fl -libxo 43.Op Fl f Ar file 44.Op Fl rt 45.Op Ar user ... 46.Sh DESCRIPTION 47The 48.Nm 49utility will list the last login session of each specified 50.Ar user , 51or for all users by default. 52Each line of output contains 53the user name, the tty from which the session was conducted, any 54hostname, and the start time for the session. 55.Pp 56If more than one 57.Ar user 58is given, the session information for each user is printed in 59the order given on the command line. 60Otherwise, information for all users is printed. 61By default, the entries are sorted by user name. 62.Pp 63The 64.Nm 65utility differs from 66.Xr last 1 67in that it only prints information regarding the very last login session. 68The last login database is never turned over or deleted in standard usage. 69.Pp 70The following options are available: 71.Bl -tag -width indent 72.It Fl -libxo 73Generate output via 74.Xr libxo 3 75in a selection of different human and machine readable formats. 76See 77.Xr xo_parse_args 3 78for details on command line arguments. 79.It Fl f Ar file 80Open last login database 81.Ar file 82instead of the system-wide database. 83.It Fl r 84Print the entries in reverse sorted order. 85.It Fl t 86Sort the elements by last login time, instead of user name. 87.El 88.Sh FILES 89.Bl -tag -width /var/log/utx.lastlogin -compact 90.It Pa /var/log/utx.lastlogin 91last login database 92.El 93.Sh SEE ALSO 94.Xr last 1 , 95.Xr getutxent 3 , 96.Xr ac 8 , 97.Xr libxo 3 , 98.Xr xo_parse_args 3 99.Sh AUTHORS 100.An -nosplit 101.An John M. Vinopal 102wrote this program in January 1996 and contributed it 103to the 104.Nx 105project. 106.An Philip Paeps added 107.Xr libxo 3 108support in August 2018. 109