1 '\" -*- coding: UTF-8 -*-
2 .\" Copyright (C) 1998-2003 Miquel van Smoorenburg.
4 .\" This program is free software; you can redistribute it and/or modify
5 .\" it under the terms of the GNU General Public License as published by
6 .\" the Free Software Foundation; either version 2 of the License, or
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10 .\" but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 .\" GNU General Public License for more details.
14 .\" You should have received a copy of the GNU General Public License
15 .\" along with this program; if not, write to the Free Software
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18 .TH WALL 1 "15 April 2003" "" "Linux User's Manual"
21 wall -- send a message to everybody's terminal.
30 sends a message to everybody logged in with their
35 The message can be given as an argument to
39 standard input. When using the standard input from a terminal,
40 the message should be terminated with the
42 key (usually Control-D).
44 The length of the message is limited to 20 lines.
45 For every invocation of
47 a notification will be written to syslog, with facility
54 Suppresses the normal banner printed by
56 changing it to "Remote broadcast message".
57 This option is only available for root if
59 is installed set-group-id, and is used by
67 variable - the time printed in the banner is based on the system's
75 Miquel van Smoorenburg, miquels@cistron.nl