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Annotation of src/usr.bin/mesg/mesg.1, Revision 1.1

1.1     ! deraadt     1: .\"    $NetBSD: mesg.1,v 1.3 1994/12/23 07:16:31 jtc Exp $
        !             2: .\"
        !             3: .\" Copyright (c) 1987, 1990, 1993
        !             4: .\"    The Regents of the University of California.  All rights reserved.
        !             5: .\"
        !             6: .\" Redistribution and use in source and binary forms, with or without
        !             7: .\" modification, are permitted provided that the following conditions
        !             8: .\" are met:
        !             9: .\" 1. Redistributions of source code must retain the above copyright
        !            10: .\"    notice, this list of conditions and the following disclaimer.
        !            11: .\" 2. Redistributions in binary form must reproduce the above copyright
        !            12: .\"    notice, this list of conditions and the following disclaimer in the
        !            13: .\"    documentation and/or other materials provided with the distribution.
        !            14: .\" 3. All advertising materials mentioning features or use of this software
        !            15: .\"    must display the following acknowledgement:
        !            16: .\"    This product includes software developed by the University of
        !            17: .\"    California, Berkeley and its contributors.
        !            18: .\" 4. Neither the name of the University nor the names of its contributors
        !            19: .\"    may be used to endorse or promote products derived from this software
        !            20: .\"    without specific prior written permission.
        !            21: .\"
        !            22: .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            23: .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            24: .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            25: .\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            26: .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            27: .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            28: .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            29: .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            30: .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            31: .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            32: .\" SUCH DAMAGE.
        !            33: .\"
        !            34: .\"    @(#)mesg.1      8.1 (Berkeley) 6/6/93
        !            35: .\"
        !            36: .Dd June 6, 1993
        !            37: .Dt MESG 1
        !            38: .Os
        !            39: .Sh NAME
        !            40: .Nm mesg
        !            41: .Nd display (do not display) messages from other users
        !            42: .Sh SYNOPSIS
        !            43: .Nm mesg
        !            44: .Op Cm n | Cm y
        !            45: .Sh DESCRIPTION
        !            46: The
        !            47: .Nm mesg
        !            48: utility is invoked by a users to control write access others
        !            49: have to the terminal device associated with the standard error
        !            50: output.
        !            51: Write access is allowed by default, and programs such as
        !            52: .Xr talk 1
        !            53: and
        !            54: .Xr write 1
        !            55: may display messages on the terminal.
        !            56: .Pp
        !            57: Options available:
        !            58: .Bl -tag -width flag
        !            59: .It Cm n
        !            60: Disallows messages.
        !            61: .It Cm y
        !            62: Permits messages to be displayed.
        !            63: .El
        !            64: .Pp
        !            65: If no arguments are given,
        !            66: .Nm mesg
        !            67: displays the present message status to the standard error output.
        !            68: .Pp
        !            69: The
        !            70: .Nm mesg
        !            71: utility exits with one of the following values:
        !            72: .Bl -tag -width flag -compact -offset indent
        !            73: .Pp
        !            74: .It Li "\ 0"
        !            75: Messages are allowed.
        !            76: .It Li "\ 1"
        !            77: Messages are not allowed.
        !            78: .It Li "\>1"
        !            79: An error has occurred.
        !            80: .El
        !            81: .Sh FILES
        !            82: .Bl -tag -width /dev/[pt]ty[pq]? -compact
        !            83: .It Pa /dev/[pt]ty[pq]?
        !            84: .El
        !            85: .Sh SEE ALSO
        !            86: .Xr biff 1 ,
        !            87: .Xr talk 1 ,
        !            88: .Xr write 1
        !            89: .Sh HISTORY
        !            90: A
        !            91: .Nm mesg
        !            92: command appeared in
        !            93: .At v6 .