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.\" 3. All advertising materials mentioning features or use of this software 139b50d902SRodney W. Grimes.\" must display the following acknowledgement: 149b50d902SRodney W. Grimes.\" This product includes software developed by the University of 159b50d902SRodney W. Grimes.\" California, Berkeley and its contributors. 169b50d902SRodney W. Grimes.\" 4. Neither the name of the University nor the names of its contributors 179b50d902SRodney W. Grimes.\" may be used to endorse or promote products derived from this software 189b50d902SRodney W. Grimes.\" without specific prior written permission. 199b50d902SRodney W. Grimes.\" 209b50d902SRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 219b50d902SRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 229b50d902SRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 239b50d902SRodney W. Grimes.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 249b50d902SRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 259b50d902SRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 269b50d902SRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 279b50d902SRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 289b50d902SRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 299b50d902SRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 309b50d902SRodney W. Grimes.\" SUCH DAMAGE. 319b50d902SRodney W. Grimes.\" 329b50d902SRodney W. Grimes.\" @(#)who.1 8.2 (Berkeley) 12/30/93 33c3aac50fSPeter Wemm.\" $FreeBSD$ 349b50d902SRodney W. Grimes.\" 3538a99942STim J. Robbins.Dd May 8, 2002 369b50d902SRodney W. Grimes.Dt WHO 1 379b50d902SRodney W. Grimes.Os 389b50d902SRodney W. Grimes.Sh NAME 399b50d902SRodney W. Grimes.Nm who 4038a99942STim J. Robbins.Nd display who is on the system 419b50d902SRodney W. Grimes.Sh SYNOPSIS 428fe908efSRuslan Ermilov.Nm 4338a99942STim J. Robbins.Op Fl HmqsTu 4438a99942STim J. Robbins.Op Cm am I 459b50d902SRodney W. Grimes.Op Ar file 469b50d902SRodney W. Grimes.Sh DESCRIPTION 470abcff76SPhilippe CharnierThe 480abcff76SPhilippe Charnier.Nm 4938a99942STim J. Robbinsutility displays information about currently logged in users. 5038a99942STim J. RobbinsBy default, this includes the login name, tty name, date and time of login and 5138a99942STim J. Robbinsremote hostname if not local. 529b50d902SRodney W. Grimes.Pp 5338a99942STim J. RobbinsThe options are as follows: 5438a99942STim J. Robbins.Bl -tag -width indent 5538a99942STim J. Robbins.It Fl H 5638a99942STim J. RobbinsWrite column headings above the output. 5738a99942STim J. Robbins.It Fl m 5838a99942STim J. RobbinsShow information about the terminal attached to standard input only. 5938a99942STim J. Robbins.It Fl q 608c756f11SRuslan Ermilov.Dq "Quick mode" : 6138a99942STim J. RobbinsList the names and number of logged in users in columns. 6238a99942STim J. RobbinsAll other command line options are ignored. 6338a99942STim J. Robbins.It Fl s 6438a99942STim J. RobbinsShow the name, line and time fields only. 6538a99942STim J. RobbinsThis is the default. 6638a99942STim J. Robbins.It Fl T 6738a99942STim J. RobbinsIndicate whether each user is accepting messages. 6838a99942STim J. RobbinsOne of the following characters is written: 698c756f11SRuslan Ermilov.Pp 708c756f11SRuslan Ermilov.Bl -tag -width 1n -compact 718c756f11SRuslan Ermilov.It Li + 7238a99942STim J. RobbinsUser is accepting messages. 738c756f11SRuslan Ermilov.It Li \&- 7438a99942STim J. RobbinsUser is not accepting messages. 758c756f11SRuslan Ermilov.It Li \&? 7638a99942STim J. RobbinsAn error occurred. 7738a99942STim J. Robbins.El 7838a99942STim J. Robbins.It Fl u 7938a99942STim J. RobbinsShow idle time for each user in hours and minutes as 808c756f11SRuslan Ermilov.Ar hh Ns : Ns Ar mm , 8138a99942STim J. Robbins.Ql \&. 828c756f11SRuslan Ermilovif the user has been idle less that a minute, and 838c756f11SRuslan Ermilov.Dq Li old 8438a99942STim J. Robbinsif the user has been idle more than 24 hours. 8538a99942STim J. Robbins.It Cm am I 8638a99942STim J. RobbinsEquivalent to 8738a99942STim J. Robbins.Fl m . 8838a99942STim J. Robbins.El 899b50d902SRodney W. Grimes.Pp 909b50d902SRodney W. GrimesBy default, 910abcff76SPhilippe Charnier.Nm 929b50d902SRodney W. Grimesgathers information from the file 939b50d902SRodney W. Grimes.Pa /var/run/utmp . 949b50d902SRodney W. GrimesAn alternate 959b50d902SRodney W. Grimes.Ar file 969b50d902SRodney W. Grimesmay be specified which is usually 971807222dSDima Dorfman.Pa /var/log/wtmp 989b50d902SRodney W. Grimes(or 991807222dSDima Dorfman.Pa /var/log/wtmp.[0-6] 1009b50d902SRodney W. Grimesdepending on site policy as 1019b50d902SRodney W. Grimes.Pa wtmp 1029b50d902SRodney W. Grimescan grow quite large and daily versions may or may not 1039b50d902SRodney W. Grimesbe kept around after compression by 1049b50d902SRodney W. Grimes.Xr ac 8 ) . 1059b50d902SRodney W. GrimesThe 1069b50d902SRodney W. Grimes.Pa wtmp 1079b50d902SRodney W. Grimesfile contains a record of every login, logout, 1089b50d902SRodney W. Grimescrash, shutdown and date change 1099b50d902SRodney W. Grimessince 1109b50d902SRodney W. Grimes.Pa wtmp 1119b50d902SRodney W. Grimeswas last truncated or 1129b50d902SRodney W. Grimescreated. 1139b50d902SRodney W. Grimes.Pp 1149b50d902SRodney W. GrimesIf 1159b50d902SRodney W. Grimes.Pa /var/log/wtmp 1169b50d902SRodney W. Grimesis being used as the file, the user name may be empty 1179b50d902SRodney W. Grimesor one of the special characters '|', '}' and '~'. Logouts produce 1189b50d902SRodney W. Grimesan output line without any user name. For more information on the 1199b50d902SRodney W. Grimesspecial characters, see 1209b50d902SRodney W. Grimes.Xr utmp 5 . 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 1319b50d902SRodney W. Grimes.Bl -tag -width /var/log/wtmp.[0-6] -compact 1329b50d902SRodney W. Grimes.It Pa /var/run/utmp 1339b50d902SRodney W. Grimes.It Pa /var/log/wtmp 1349b50d902SRodney W. Grimes.It Pa /var/log/wtmp.[0-6] 1359b50d902SRodney W. Grimes.El 13638a99942STim J. Robbins.Sh DIAGNOSTICS 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 , 1429b50d902SRodney W. Grimes.Xr utmp 5 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