freebsd-skq/usr.bin/lock/lock.1
se 395db98c3c MFC r270647: Add references to vt(4) and the configuration files in /usr/sha
MFC r270653: Update man-pages to correctly refer to changed pathes and namin
MFC r270657: More man pages that need to know about vt in addition to syscon
MFC r270659: (by pluknet@) Missed comma.
MFC r270660: Back-out the references to vt(4) from this man-page. It appears
MFC r270933: Add references to vt(4) to further man-pages.
MFC r270934: Final patches to the tools used to convert syscons keymaps for
MFC r270935: Add vt(4) support to the console initialisation script, specifi

Second batch of MFCs to add support for Unicode keymaps for use with vt(4).

It contains the following changes:

- Add references to vt(4) to relevant man-pages.
- Update comment in defaults/rc.conf to mention vt
- Update rc.d/syscons to warn about syscons keymaps used under vt.
  An attempt is made to identify the vt keymap to load instead.
- Minor changes to the conversion tool based on mail comments on keymaps.

Relnotes:	yes
2014-09-04 13:45:16 +00:00

85 lines
2.8 KiB
Groff

.\" Copyright (c) 1987, 1990, 1993
.\" The Regents of the University of California. All rights reserved.
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.\" 4. Neither the name of the University nor the names of its contributors
.\" may be used to endorse or promote products derived from this software
.\" without specific prior written permission.
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" @(#)lock.1 8.1 (Berkeley) 6/6/93
.\" $FreeBSD$
.\"
.Dd July 10, 2002
.Dt LOCK 1
.Os
.Sh NAME
.Nm lock
.Nd reserve a terminal
.Sh SYNOPSIS
.Nm
.Op Fl npv
.Op Fl t Ar timeout
.Sh DESCRIPTION
The
.Nm
utility requests a password from the user, reads it again for verification
and then will normally not relinquish the terminal until the password is
repeated.
There are two other conditions under which it will terminate: it
will timeout after some interval of time and it may be killed by someone
with the appropriate permission.
.Pp
The following options are available:
.Bl -tag -width indent
.It Fl n
Do not use a timeout value.
Terminal will be locked forever.
.It Fl p
A password is not requested, instead the user's current login password
is used.
.It Fl t Ar timeout
The time limit (default 15 minutes) is changed to
.Ar timeout
minutes.
.It Fl v
Disable switching virtual terminals while this terminal is locked.
This option is implemented in a way similar to the
.Fl S
option of
.Xr vidcontrol 1 ,
and thus has the same restrictions.
It is only available if the terminal in question is a
.Xr syscons 4
or
.Xr vt 4
virtual terminal.
.El
.Sh SEE ALSO
.Xr vidcontrol 1 ,
.Xr syscons 4 ,
.Xr vt 4
.Sh HISTORY
The
.Nm
command appeared in
.Bx 3.0 .