2 # Get the locations for the files from a single place to avoid confusion
3 OBDDIR="`dirname $0`/.."
6 . $OBDDIR/demos/config.sh
9 if [ "$MODCONF" -a -f $MODCONF ]; then
10 if [ -z "`grep -i "alias *char-major-$OBDMAJ *obdclass" $MODCONF`" ]; then
11 echo "alias char-major-${OBDMAJ} obdclass" >>$MODCONF
17 if [ "$TMPFILE" -a -f $TMPFILE ]; then
18 echo "$TMPFILE exists; I'm unwilling to overwrite it. Remove [N/y]?" 1>&2
20 [ -f $TMPFILE ] && exit 1
22 [ "$TMPFILE" ] && dd if=/dev/zero of=$TMPFILE bs=1k count=$TMPSIZE
26 insmod loop > /dev/null 2>&1
27 if [ "$LOOPDEV" -a "`losetup $LOOPDEV 2> /dev/null`" ]; then
28 echo "It appears that $LOOPDEV is in use. Unable to continue" 1>&2
29 echo "You need to clean up $LOOPDEV (via cleanup.sh),"
30 echo "or you can change which device is used in demos/config.sh" 1>&2
32 [ "$TMPFILE" ] && rm $TMPFILE
36 [ "$LOOPDEV" ] && losetup $LOOPDEV $TMPFILE
37 # Ensure that we have the correct devices for OBD to work
38 [ ! -c /dev/obd0 ] && mknod /dev/obd0 c $OBDMAJ 0
39 [ ! -c /dev/obd1 ] && mknod /dev/obd1 c $OBDMAJ 1
40 [ ! -c /dev/obd2 ] && mknod /dev/obd2 c $OBDMAJ 2
43 if [ "$BASEDEV" ]; then
44 mke2fs -b 4096 $BASEDEV
46 echo "\$BASEDEV not defined in demos/config.sh. Please fix!"
47 [ "$LOOPDEV" ] && losetup -d $LOOPDEV
48 [ "$TMPFILE" ] && rm $TMPFILE