32v 1m mesg
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MESG(1) UNIX Programmer's Manual MESG(1)
NAME
mesg - permit or deny messages
SYNOPSIS
mesg [ n ] [ y ]
DESCRIPTION
_M_e_s_g with argument n forbids messages via _w_r_i_t_e(1) by revok- ing non-user write permission on the user's terminal. _M_e_s_g with argument y reinstates permission. All by itself, _m_e_s_g reports the current state without 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.