1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
'\" -*- coding: UTF-8 -*-
.\" Copyright (C) 1998-2003 Miquel van Smoorenburg.
.\"
.\" This program is free software; you can redistribute it and/or modify
.\" it under the terms of the GNU General Public License as published by
.\" the Free Software Foundation; either version 2 of the License, or
.\" (at your option) any later version.
.\"
.\" This program is distributed in the hope that it will be useful,
.\" but WITHOUT ANY WARRANTY; without even the implied warranty of
.\" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
.\" GNU General Public License for more details.
.\"
.\" You should have received a copy of the GNU General Public License
.\" along with this program; if not, write to the Free Software
.\" Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
.\"
.TH WALL 1 "15 April 2003" "sysvinit " "User Commands"
.SH NAME
wall - send a message to everybody's terminal
.SH SYNOPSIS
.B wall
.RB [ \-n ]
.RI [ message ]
.SH DESCRIPTION
.B Wall
sends a message to everybody logged in with their
.BR mesg (1)
permission
set to
.BR yes .
The message can be given as an argument to
.BR wall ,
or it can be sent to
.BR wall 's
standard input. When using the standard input from a terminal,
the message should be terminated with the
.B EOF
key (usually Control-D).
.PP
The length of the message is limited to 20 lines.
For every invocation of
.B wall
a notification will be written to syslog, with facility
.B LOG_USER
and level
.BR LOG_INFO .
.SH OPTIONS
.IP \fB\-n\fP
Suppresses the normal banner printed by
.BR wall ,
changing it to "Remote broadcast message".
This option is only available for root if
.B wall
is installed set-group-id, and is used by
.BR rpc.walld (8).
.PP
.SH ENVIRONMENT
.B wall
ignores the
.B TZ
variable - the time printed in the banner is based on the system's
local time.
.SH SEE ALSO
.BR mesg (1),
.BR rpc.rwalld (8)
.SH AUTHOR
.MT miquels@\:cistron\:.nl
Miquel van Smoorenburg
.ME
|
