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|
#!/bin/sh
PREREQ=""
DESCRIPTION="Setting up swap..."
FSTAB=/root/etc/fstab
. /scripts/live-functions
prereqs()
{
echo "$PREREQ"
}
case $1 in
# get pre-requisites
prereqs)
prereqs
exit 0
;;
esac
log_begin_msg "$DESCRIPTION"
if [ -n "${SWAPOFF}" ]
then
exit 0
fi
devices=""
for device in /dev/[hs]d[a-z][0-9]*; do
if ! [ -b "$device" ]; then
continue
fi
magic=$(/bin/dd if="$device" bs=4086 skip=1 count=1 2>/dev/null | /bin/dd bs=10 count=1 2>/dev/null) || continue
if [ "$magic" = "SWAPSPACE2" -o "$magic" = "SWAP-SPACE" ]; then
# log "Found $device"
devices="$devices $device"
fi
done
for device in $devices; do
cat >> $FSTAB <<EOF
$device swap swap defaults 0 0
EOF
done
log_end_msg
|
