#!/bin/sh

PATH="/usr/bin:/usr/sbin:$PATH"
SWAPFILE=/swapfile

case $1 in 
'start')
                echo "...creating loop device"
                for i in $(seq 2 6)
		do
		  if [ ! -e /dev/loop$i ]; then
		    mknod /dev/loop$i b 7 $i 2>/dev/null
		  fi
		done

		if [ -f $SWAPFILE ]; then
                    echo "...enabling swap"
		    swapon $SWAPFILE 
		fi

		if [ -d /data ]; then
                  echo "...mounting filesystems"
                  if [ -f /data/dictionaries.squashfs ]; then
                    mount -o loop -t squashfs /data/dictionaries.squashfs /data/dictionaries
                  fi
                  if [ -f /data/openoffice.squashfs ]; then
                    mount -o loop -t squashfs /data/openoffice.squashfs /mnt/openoffice
                  fi
		fi

                sdcontrol insert
		;;
'stop')
                if [ "`grep file /proc/swaps`" != "" ]; then
                  echo "...disabling swap file(s)"
                  for s in `cat /proc/swaps|grep file|cut -d" " -f1`
                  do
                    swapoff $s 2>/dev/null
                  done
                fi
                if [ "`grep part /proc/swaps`" != "" ]; then
                  echo "...disabling swap partition(s)"
                  for p in `cat /proc/swaps|grep part|cut -d" " -f1`
                  do
                    swapoff $p 2>/dev/null
                  done
                fi

                echo "...unmounting loop device(s)"
                for i in `mount|grep loop|cut -d" " -f3`
                do
                  umount $i 2>/dev/null
                done
                for i in $(seq 0 6)
                do
                  losetup -d /dev/loop$i 2>/dev/null
                done

                sdcontrol eject 
		;;
*)
		echo "usage: $0 {start|stop}"
		;;
esac