NAME
mesg
- display (do not display) messages from other users
SYNOPSIS
mesg
[n | y]
DESCRIPTION
The
mesg
utility is invoked by a user to control write access others
have to the terminal device associated with the standard error
output.
Write access is allowed by default, and programs such as
talk(1)
and
write(1)
may display messages on the terminal.
Options available:
- n
-
Disallows messages.
- y
-
Permits messages to be displayed.
If no arguments are given,
mesg
displays the present message status to the standard error output.
The
mesg
utility exits with one of the following values:
0
-
Messages are allowed.
1
-
Messages are not allowed.
>1
-
An error has occurred.
FILES
/dev/[pt]ty[pq]?
-
SEE ALSO
biff(1),
talk(1),
write(1)
HISTORY
A
mesg
command appeared in
Version 6 AT&T UNIX
.