mesg.1 (a866e170777b42fd7921eadd6e7e664f3a031d60) mesg.1 (6c7216df785592bb069469113f556dfd1946ed5d)
1.\" Copyright (c) 1987, 1990, 1993
2.\" The Regents of the University of California. All rights reserved.
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\" notice, this list of conditions and the following disclaimer.

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61Disallow messages.
62.It Cm y
63Permit messages to be displayed.
64.El
65.Pp
66If no arguments are given,
67.Nm
68displays the present message status to the standard output.
1.\" Copyright (c) 1987, 1990, 1993
2.\" The Regents of the University of California. All rights reserved.
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\" notice, this list of conditions and the following disclaimer.

--- 52 unchanged lines hidden (view full) ---

61Disallow messages.
62.It Cm y
63Permit messages to be displayed.
64.El
65.Pp
66If no arguments are given,
67.Nm
68displays the present message status to the standard output.
69.Sh EXAMPLES
70Disallow messages from other users to the current terminal:
71.Pp
72.Dl "mesg n"
73.Pp
74Allow messages from other users to
75.Pa ttyp1
76(assuming you are also logged in on that terminal):
77.Pp
78.Dl "mesg y </dev/ttyp1"
79.Sh EXIT STATUS
80The
81.Nm
82utility exits with one of the following values:
83.Bl -tag -width flag -compact -offset indent
84.Pp
85.It Li "\ 0"
86Messages are allowed.
87.It Li "\ 1"
88Messages are not allowed.
89.It Li ">1"
90An error has occurred.
91.El
69.Sh EXIT STATUS
70The
71.Nm
72utility exits with one of the following values:
73.Bl -tag -width flag -compact -offset indent
74.Pp
75.It Li "\ 0"
76Messages are allowed.
77.It Li "\ 1"
78Messages are not allowed.
79.It Li ">1"
80An error has occurred.
81.El
82.Sh EXAMPLES
83Disallow messages from other users to the current terminal:
84.Pp
85.Dl "mesg n"
86.Pp
87Allow messages from other users to
88.Pa ttyp1
89(assuming you are also logged in on that terminal):
90.Pp
91.Dl "mesg y </dev/ttyp1"
92.Sh COMPATIBILITY
93Previous versions of the
94.Nm
95utility wrote the message status to the standard error output and
96affected the terminal attached to standard error without first trying the
97standard input or output devices.
98.Sh SEE ALSO
99.Xr biff 1 ,

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92.Sh COMPATIBILITY
93Previous versions of the
94.Nm
95utility wrote the message status to the standard error output and
96affected the terminal attached to standard error without first trying the
97standard input or output devices.
98.Sh SEE ALSO
99.Xr biff 1 ,

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