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#!/bin/sh
function clean()
{
# remove device nodes
rm -f /dev/dmx*
# clean up /etc/modules.conf
cp -f /etc/modules.conf /etc/modules.conf.bak
sed -e '/dmxdev/d' < /etc/modules.conf.bak > /etc/modules.conf
}
function distclean()
{
clean
groupdel dmx
}
function install()
{
# get minor numbers
DMXROOT=..
grep MINOR < $DMXROOT/config.mk > /tmp/$$.tmp
source /tmp/$$.tmp
rm -f /tmp/$$.tmp
# clean old settting from /etc/modules.conf and /dev/dmx*
clean
# add a new group for dmx activity
groupadd dmx
# create device nodes
mknod /dev/dmx c 10 ${DMXOUTMINOR}
mknod /dev/dmxin c 10 ${DMXINMINOR}
chown root.dmx /dev/dmx /dev/dmxin
chmod 660 /dev/dmx /dev/dmxin
# fix /etc/modules.conf
cp -f /etc/modules.conf /etc/modules.conf.old
echo "alias char-major-10-${DMXOUTMINOR} dmxdev" >> /etc/modules.conf
echo "alias char-major-10-${DMXINMINOR} dmxdev" >> /etc/modules.conf
}
if [ "$1" = "install" ]
then install
elif [ "$1" = "distclean" -o "$1" = "uninstall" ]
then distclean
else echo "usage: setup_devs install - create device nodes in /dev"
echo " or setup_devs distclean - remove device nodes in /dev"
exit 1
fi
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