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Manual page for MESG(1)

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.

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