Commit | Line | Data |
---|---|---|
fe05d503 BJ |
1 | .TH MESG 1 |
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 | .IR write (1) | |
17 | by revoking non-user | |
18 | write permission on the user's terminal. | |
19 | .I Mesg | |
20 | with argument | |
21 | .B y | |
22 | reinstates permission. | |
23 | All by itself, | |
24 | .I mesg | |
25 | reports the current state without changing it. | |
26 | .SH FILES | |
27 | /dev/tty* | |
28 | .br | |
29 | /dev | |
30 | .SH "SEE ALSO" | |
31 | write(1) | |
32 | .SH DIAGNOSTICS | |
33 | Exit status is 0 if messages are receivable, | |
34 | 1 if not, 2 on error. |