bug report 4.2BSD/ucb/55
[unix-history] / usr / src / usr.bin / lock / lock.1
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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.\"
d1fa89aa 5.\" @(#)lock.1 6.3 (Berkeley) %G%
f5fe5f05 6.\"
00e6148f 7.TH LOCK 1 ""
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8.UC
9.SH NAME
10lock \- reserve a terminal
11.SH SYNOPSIS
12.B lock
00e6148f 13[
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14.B -p
15] [
16.B -number
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17]
18.br
f5fe5f05 19.SH DESCRIPTION
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20\fILock\fP requests a password from the user, reads it again for verification
21and then it will normally not relinquish the terminal until the password is
22repeated. There are three other conditions under which it will terminate: it
23accepts the password for root as an alternative to the one given by the
24user, it will timeout after some interval of time, and it may be killed by
25somebody with the appropriate permission. The default time limit is 15 minutes
26but it may be changed with the \fI-number\fP option where \fInumber\fP is the
27time limit in minutes. The \fI-p\fP option has \fIlock\fP use the user's
28standard password instead of requesting another one.