#! /bin/sh

set -e

# Remove a no-longer used conffile
rm_conffile() {
    CONFFILE="$1"

    if [ -e "$CONFFILE" ]; then
        md5sum="`md5sum \"$CONFFILE\" | sed -e \"s/ .*//\"`"
        old_md5sum="$(dpkg-query -W -f='${Conffiles}' $PKGNAME | \
            sed -n -e "\' $CONFFILE ' { s/ obsolete$//; s/.* //; p }")"
        if [ "$md5sum" != "$old_md5sum" ]; then
            echo "Obsolete conffile $CONFFILE has been modified by you."
            echo "Saving as $CONFFILE.dpkg-bak ..."
            mv -f "$CONFFILE" "$CONFFILE".dpkg-bak
        else
            echo "Removing obsolete conffile $CONFFILE ..."
            rm -f "$CONFFILE"
        fi
    fi
}

case "$1" in
    install|upgrade)
	if dpkg --compare-versions "$2" le "0.9.1-4"; then
            rm_conffile "/etc/matchbox-desktop/mbdesktop_modules"
	fi
esac



exit 0