usr/src/usr.bin/wall/wall.1

.\" Copyright (c) 1980 Regents of the University of California.
.\" All rights reserved.  The Berkeley software License Agreement
.\" specifies the terms and conditions for redistribution.
.\"
.\"	@(#)wall.1	6.2 (Berkeley) %G%
.\"
.TH WALL 1 ""
.UC 4
.SH NAME
wall \- write to all users
.SH SYNOPSIS
.B wall
[file]
.SH DESCRIPTION
.I Wall
reads
.I file
or, by default, the standard input, until an end-of-file.
It then sends this message, preceded by ``Broadcast Message ...'',
to all logged in users.
.PP
The sender should be super-user to override any protections the
users may have invoked.
.SH FILES
/dev/tty?
.br
/etc/utmp
.SH "SEE ALSO"
mesg(1), write(1), shutdown(8)
Commit	Line	Data
	1	.\" Copyright (c) 1980 Regents of the University of California.
	2	.\" All rights reserved. The Berkeley software License Agreement
	3	.\" specifies the terms and conditions for redistribution.
	4	.\"
	5	.\" @(#)wall.1 6.2 (Berkeley) %G%
	6	.\"
	7	.TH WALL 1 ""
	8	.UC 4
	9	.SH NAME
	10	wall \- write to all users
	11	.SH SYNOPSIS
	12	.B wall
	13	[file]
	14	.SH DESCRIPTION
	15	.I Wall
	16	reads
	17	.I file
	18	or, by default, the standard input, until an end-of-file.
	19	It then sends this message, preceded by ``Broadcast Message ...'',
	20	to all logged in users.
	21	.PP
	22	The sender should be super-user to override any protections the
	23	users may have invoked.
	24	.SH FILES
	25	/dev/tty?
	26	.br
	27	/etc/utmp
	28	.SH "SEE ALSO"
	29	mesg(1), write(1), shutdown(8)