19b50d902SRodney W. Grimes.\" Copyright (c) 1986, 1991, 1993 29b50d902SRodney W. Grimes.\" The Regents of the University of California. All rights reserved. 39b50d902SRodney W. Grimes.\" 49b50d902SRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without 59b50d902SRodney W. Grimes.\" modification, are permitted provided that the following conditions 69b50d902SRodney W. Grimes.\" are met: 79b50d902SRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright 89b50d902SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer. 99b50d902SRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright 109b50d902SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer in the 119b50d902SRodney W. Grimes.\" documentation and/or other materials provided with the distribution. 129b50d902SRodney W. Grimes.\" 4. Neither the name of the University nor the names of its contributors 139b50d902SRodney W. Grimes.\" may be used to endorse or promote products derived from this software 149b50d902SRodney W. Grimes.\" without specific prior written permission. 159b50d902SRodney W. Grimes.\" 169b50d902SRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 179b50d902SRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 189b50d902SRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 199b50d902SRodney W. Grimes.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 209b50d902SRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 219b50d902SRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 229b50d902SRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 239b50d902SRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 249b50d902SRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 259b50d902SRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 269b50d902SRodney W. Grimes.\" SUCH DAMAGE. 279b50d902SRodney W. Grimes.\" 289b50d902SRodney W. Grimes.\" @(#)who.1 8.2 (Berkeley) 12/30/93 29c3aac50fSPeter Wemm.\" $FreeBSD$ 309b50d902SRodney W. Grimes.\" 31*85714224SSergey Kandaurov.Dd Oct 28, 2011 329b50d902SRodney W. Grimes.Dt WHO 1 339b50d902SRodney W. Grimes.Os 349b50d902SRodney W. Grimes.Sh NAME 359b50d902SRodney W. Grimes.Nm who 3638a99942STim J. Robbins.Nd display who is on the system 379b50d902SRodney W. Grimes.Sh SYNOPSIS 388fe908efSRuslan Ermilov.Nm 39*85714224SSergey Kandaurov.Op Fl bHmqsTu 4038a99942STim J. Robbins.Op Cm am I 419b50d902SRodney W. Grimes.Op Ar file 429b50d902SRodney W. Grimes.Sh DESCRIPTION 430abcff76SPhilippe CharnierThe 440abcff76SPhilippe Charnier.Nm 4538a99942STim J. Robbinsutility displays information about currently logged in users. 4638a99942STim J. RobbinsBy default, this includes the login name, tty name, date and time of login and 4738a99942STim J. Robbinsremote hostname if not local. 489b50d902SRodney W. Grimes.Pp 4938a99942STim J. RobbinsThe options are as follows: 5038a99942STim J. Robbins.Bl -tag -width indent 51*85714224SSergey Kandaurov.It Fl b 52*85714224SSergey KandaurovWrite the time and date of the last system reboot. 5338a99942STim J. Robbins.It Fl H 5438a99942STim J. RobbinsWrite column headings above the output. 5538a99942STim J. Robbins.It Fl m 5638a99942STim J. RobbinsShow information about the terminal attached to standard input only. 5738a99942STim J. Robbins.It Fl q 588c756f11SRuslan Ermilov.Dq "Quick mode" : 5938a99942STim J. RobbinsList the names and number of logged in users in columns. 6038a99942STim J. RobbinsAll other command line options are ignored. 6138a99942STim J. Robbins.It Fl s 6238a99942STim J. RobbinsShow the name, line and time fields only. 6338a99942STim J. RobbinsThis is the default. 6438a99942STim J. Robbins.It Fl T 6538a99942STim J. RobbinsIndicate whether each user is accepting messages. 6638a99942STim J. RobbinsOne of the following characters is written: 678c756f11SRuslan Ermilov.Pp 688c756f11SRuslan Ermilov.Bl -tag -width 1n -compact 698c756f11SRuslan Ermilov.It Li + 7038a99942STim J. RobbinsUser is accepting messages. 718c756f11SRuslan Ermilov.It Li \&- 7238a99942STim J. RobbinsUser is not accepting messages. 738c756f11SRuslan Ermilov.It Li \&? 7438a99942STim J. RobbinsAn error occurred. 7538a99942STim J. Robbins.El 7638a99942STim J. Robbins.It Fl u 7738a99942STim J. RobbinsShow idle time for each user in hours and minutes as 788c756f11SRuslan Ermilov.Ar hh Ns : Ns Ar mm , 7938a99942STim J. Robbins.Ql \&. 808c756f11SRuslan Ermilovif the user has been idle less that a minute, and 818c756f11SRuslan Ermilov.Dq Li old 8238a99942STim J. Robbinsif the user has been idle more than 24 hours. 8338a99942STim J. Robbins.It Cm am I 8438a99942STim J. RobbinsEquivalent to 8538a99942STim J. Robbins.Fl m . 8638a99942STim J. Robbins.El 879b50d902SRodney W. Grimes.Pp 889b50d902SRodney W. GrimesBy default, 890abcff76SPhilippe Charnier.Nm 909b50d902SRodney W. Grimesgathers information from the file 910806dd92SEd Schouten.Pa /var/run/utx.active . 929b50d902SRodney W. GrimesAn alternate 939b50d902SRodney W. Grimes.Ar file 949b50d902SRodney W. Grimesmay be specified which is usually 950806dd92SEd Schouten.Pa /var/log/utx.log 969b50d902SRodney W. Grimes(or 970806dd92SEd Schouten.Pa /var/log/utx.log.[0-6] 989b50d902SRodney W. Grimesdepending on site policy as 990806dd92SEd Schouten.Pa utx.log 1009b50d902SRodney W. Grimescan grow quite large and daily versions may or may not 1019b50d902SRodney W. Grimesbe kept around after compression by 1029b50d902SRodney W. Grimes.Xr ac 8 ) . 1039b50d902SRodney W. GrimesThe 1040806dd92SEd Schouten.Pa utx.log 1059b50d902SRodney W. Grimesfile contains a record of every login, logout, 1069b50d902SRodney W. Grimescrash, shutdown and date change 1079b50d902SRodney W. Grimessince 1080806dd92SEd Schouten.Pa utx.log 1099b50d902SRodney W. Grimeswas last truncated or 1109b50d902SRodney W. Grimescreated. 1119b50d902SRodney W. Grimes.Pp 1129b50d902SRodney W. GrimesIf 1130806dd92SEd Schouten.Pa /var/log/utx.log 1149b50d902SRodney W. Grimesis being used as the file, the user name may be empty 1156a3e8b0aSRuslan Ermilovor one of the special characters '|', '}' and '~'. 1166a3e8b0aSRuslan ErmilovLogouts produce 1176a3e8b0aSRuslan Ermilovan output line without any user name. 1186a3e8b0aSRuslan ErmilovFor more information on the 1199b50d902SRodney W. Grimesspecial characters, see 1200806dd92SEd Schouten.Xr getutxent 3 . 1218358edb6STim J. Robbins.Sh ENVIRONMENT 122850a1debSTim J. RobbinsThe 12306e482e6SRuslan Ermilov.Ev COLUMNS , LANG , LC_ALL 124850a1debSTim J. Robbinsand 125850a1debSTim J. Robbins.Ev LC_TIME 126850a1debSTim J. Robbinsenvironment variables affect the execution of 1278358edb6STim J. Robbins.Nm 128850a1debSTim J. Robbinsas described in 129850a1debSTim J. Robbins.Xr environ 7 . 1309b50d902SRodney W. Grimes.Sh FILES 1310806dd92SEd Schouten.Bl -tag -width /var/log/utx.log.[0-6] -compact 1320806dd92SEd Schouten.It Pa /var/run/utx.active 1330806dd92SEd Schouten.It Pa /var/log/utx.log 1340806dd92SEd Schouten.It Pa /var/log/utx.log.[0-6] 1359b50d902SRodney W. Grimes.El 136a866e170SRuslan Ermilov.Sh EXIT STATUS 13738a99942STim J. Robbins.Ex -std 1389b50d902SRodney W. Grimes.Sh SEE ALSO 1399b50d902SRodney W. Grimes.Xr last 1 , 1409b50d902SRodney W. Grimes.Xr users 1 , 14138a99942STim J. Robbins.Xr w 1 , 1420806dd92SEd Schouten.Xr getutxent 3 14338a99942STim J. Robbins.Sh STANDARDS 14438a99942STim J. RobbinsThe 14538a99942STim J. Robbins.Nm 14638a99942STim J. Robbinsutility conforms to 14738a99942STim J. Robbins.St -p1003.1-2001 . 1489b50d902SRodney W. Grimes.Sh HISTORY 1499b50d902SRodney W. GrimesA 1509b50d902SRodney W. Grimes.Nm 1519b50d902SRodney W. Grimescommand appeared in 152b8923d4cSWolfram Schneider.At v1 . 153