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.
The options are as follows:
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.
FILES
- /dev/[pt]ty[pq]?
EXIT STATUS
The mesg utility exits with one of the
following values:
- 0
- Messages are allowed.
- 1
- Messages are not allowed.
- >1
- An error has occurred.
SEE ALSO
STANDARDS
The mesg utility is compliant with the
IEEE Std 1003.1-2008 (“POSIX.1”)
specification.
HISTORY
A mesg command appeared in
Version 1 AT&T UNIX.