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1.1 root 1: .TH MESG 1 "18 July 1983"
2: .SH NAME
3: mesg \- permit or deny messages
4: .SH SYNOPSIS
5: .B mesg
6: [
7: .B n
8: ] [
9: .B y
10: ]
11: .SH DESCRIPTION
12: .I Mesg
13: with argument
14: .B n
15: forbids messages via
16: .I write
17: and
18: .IR talk (1)
19: by revoking non-user
20: write permission on the user's terminal.
21: .I Mesg
22: with argument
23: .B y
24: reinstates permission.
25: All by itself,
26: .I mesg
27: reports the current state without changing it.
28: .SH FILES
29: /dev/tty*
30: .SH "SEE ALSO"
31: write(1), talk(1)
32: .SH DIAGNOSTICS
33: Exit status is 0 if messages are receivable,
34: 1 if not, 2 on error.
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