NAME

mesg − permit or deny messages to terminal

SYNOPSIS

mesg [ n ] [ y ]

HP-UX COMPATIBILITY

Level: HP-UX/STANDARD

Origin: System III

Remarks: Not supported on the Integral Personal Computer. 

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 reinstates permission.  All by itself, mesg reports the current state without changing it. 

FILES

/dev/tty∗

SEE ALSO

write(1). 

DIAGNOSTICS

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

Hewlett-Packard  —  last mod. May 11, 2021