NAME

mesg − permit or deny messages on the terminal

SYNOPSIS

mesg [ n ] [ y ]

DESCRIPTION

mesg with argument n forbids messages with write(1) by revoking non-user write permission on the user’s terminal.  mesg with argument y reinstates permission.  All by itself, mesg reports the current state without changing it. 

FILES

/dev/tty∗

SEE ALSO

write(1), talk(1)

DIAGNOSTICS

Exit status is 0 if messages are receivable, 1 if not, 2 on error. 

Sun Release 4.0  —  Last change: 9 September 1987