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1 | .\" Copyright (c) 1980 Regents of the University of California. |
2 | .\" All rights reserved. The Berkeley software License Agreement | |
3 | .\" specifies the terms and conditions for redistribution. | |
4 | .\" | |
55b6a21b | 5 | .\" @(#)wall.1 6.2 (Berkeley) %G% |
768d351d | 6 | .\" |
5be9d5af | 7 | .TH WALL 1 "" |
768d351d KM |
8 | .UC 4 |
9 | .SH NAME | |
10 | wall \- write to all users | |
11 | .SH SYNOPSIS | |
12 | .B wall | |
55b6a21b | 13 | [file] |
768d351d KM |
14 | .SH DESCRIPTION |
15 | .I Wall | |
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16 | reads |
17 | .I file | |
18 | or, by default, the standard input, until an end-of-file. | |
19 | It then sends this message, preceded by ``Broadcast Message ...'', | |
768d351d KM |
20 | to all logged in users. |
21 | .PP | |
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22 | The sender should be super-user to override any protections the |
23 | users may have invoked. | |
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24 | .SH FILES |
25 | /dev/tty? | |
26 | .br | |
27 | /etc/utmp | |
28 | .SH "SEE ALSO" | |
55b6a21b | 29 | mesg(1), write(1), shutdown(8) |