install_dependencies() {
	apt-get install -y $DEPS
}

fetch_source() {
	:
}

build() {

	BUILDDIR=${TOOL_DIR}/${TOOL}/build
        mkdir -p ${BUILDDIR}

	FILELIST="list_binaries_and_files"
	[ -e ${FILELIST} ] && rm ${FILELIST}

	for BIN in ${REQUIRED_BINARIES}
	do
		BIN_LOCATION=$(which ${BIN})
		if [ ! -z ${BIN_LOCATION} -a -e ${BIN_LOCATION} ];
		then
			pdebug "Processing $BIN at $BIN_LOCATION ..."
			echo ${BIN_LOCATION} >> "${FILELIST}"
			[ -L "${BIN_LOCATION}" ] \
				&& pdebug "${BIN_LOCATION} is a symbolic link, copying $(readlink -f "${BIN_LOCATION}")" \
				&& echo $(readlink -f "${BIN_LOCATION}") >> "${FILELIST}"
		else
			perror "${BIN} not found on the system! Please install it."
		fi
	done

	for LIB in ${REQUIRED_LIBRARIES}
	do
		for LIB_LOCATION in $(locate ${LIB} | grep ^/lib/)
		do
			echo ${LIB_LOCATION} >> "${FILELIST}"
		done
	done

	for FILE in ${REQUIRED_DIRECTORIES}
	do
		[ ! -d ${FILE} ] && perror "Missing required directory $FILE"
		echo ${FILE} >> "${FILELIST}"
	done
	for FILE in ${REQUIRED_FILES}
	do
		[ ! -f ${FILE} ] && perror "Missing required file $FILE"
		echo ${FILE} >> "${FILELIST}"
	done

	local NUMFILES=$(cat "${FILELIST}" | wc -l)
	if [ "x$NUMFILES" != "x" -a "x$NUMFILES" != "x0" ]; then
		pinfo "File list generated at ${BUILDDIR}/${FILELIST} ($NUMFILES entries)"
		tar -cp $(cat "${FILELIST}") | tar -xp -C "${BUILDDIR}"
		local RET=$?
		[ $RET -ne 0 ] && perror "tar-copy from '$FILELIST' to '$BUILDDIR' failed."
	fi
}

post_copy() {
	
	# make basic directory structure
	mkdir -p "${INIT_DIR}"/{bin,dev,proc,lib,etc,mnt,sys,var/run,var/lock,var/log,run/lock,run/shm,openslx/mnt}

	# copy devices from running system
	cp -a /dev/{console,kmsg,mem,null,shm,tty,tty0,tty1,tty9,fb0,urandom,zero} \
		"${INIT_DIR}"/dev

	# set /etc/environment to include /openslx/bin and /openslx/sbin
	echo "PATH=\"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/openslx/sbin:/openslx/bin\"" \
        	> "${INIT_DIR}/etc/environment"

	# copy static files
	cp -r "${TOOL_DIR}/${TOOL}/data/*" "${INIT_DIR}"

	# better: dirname $(ldd $SHELL|grep libc | awk -F " " '{print $3}')
	# copy pam modules, TODO: better way to find arch-dependant interfix...
        tarcopy "$(dirname $(locate pam_unix.so | grep ^/lib/))" "${INIT_DIR}"

	# quick fix for /etc/fstab
	echo "# no configuration" >> "${INIT_DIR}/etc/fstab"

	# link /etc/mtab, needed for systemd
	[ ! -e ${INIT_DIR}/etc/mtab ] && ln -s /proc/self/mounts ${INIT_DIR}/etc/mtab

	# passwd, group, shadow
	init_users_and_groups

	# quick fix for missing group in /etc/group
	add_group "lock"

	# setup root accoun
	USER=root PASSWORD='!r00t' add_user

	[ ! -d ${INIT_DIR}/root ] && mkdir ${INIT_DIR}/root

	echo "minilinux-$(hostname)" > "${INIT_DIR}/etc/hostname"

	# copy kernel modules
	#[ ! -d ${INIT_DIR}/lib/modules/$(uname -r) ] && mkdir -p ${INIT_DIR}/lib/modules/$(uname -r)
	#cp -r /lib/modules/$(uname -r) ${INIT_DIR}/lib/modules/$(uname -r)

	#quick fix xterm symlink 
	[ -e /usr/lib/libXaw7.so.7.0.0 ] && \
		ln -s "/usr/lib/libXaw7.so.7.0.0" "${INIT_DIR}/usr/lib/libXaw7.so.7"
}