glenda.party
term% ls -F
term% pwd
$home/manuals/unix_v7/1/mesg
term% cat index.txt
MESG(1)                     General Commands Manual                    MESG(1)



NAME
       mesg  -  permit or deny messages

SYNOPSIS
       mesg [ n ] [ y ]

DESCRIPTION
       Mesg with argument n forbids messages via write(1) by revoking non-user
       write permission on the user's terminal.  Mesg with  argument  y  rein‐
       states permission.  All by itself, mesg reports the current state with‐
       out changing it.

FILES
       /dev/tty*
       /dev

SEE ALSO
       write(1)

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



                                                                       MESG(1)