1 .TH VLOCK-NOSYSRQ 8 "28 July 2007" "Linux" "Linux Programmer's Manual"
3 vlock-nosysrq \- disable magic SysRQ keys and lock the console display
7 \fBvlock-nosysrq\fR is part of vlock(1), the Virtual Console locking program
8 for Linux. It disables the magic SysRQ keys and runs vlock-all(8) or
9 vlock-new(8). After the child program exits it reenables the SysRQ keys.
10 .SH "ENVIRONMENT VARIABLES"
13 If this environment variable is set \fBvlock-nosysrq\fR runs vlock-new(8).
14 Otherwise it runs vlock-all(8).
16 \fBvlock-nosysrq\fR exits 111 after printing an error message if it has
17 disabling the SysRQ keys. It exits 127 if it has trouble running vlock-all(8)
18 or vlock-new(8). If vlock-all(8) or vlock-new(8) is killed by a signal it
19 exits 128 plus the number of the signal. Otherwise its exit code is the same
20 as that of vlock-all(8) or vlock-new(8).
25 .BR /usr/src/linux/Documentation/sysrq.txt
27 Frank Benkstein <frank-vlock@benkstein.net>