+ # generate loopback.cfg config file without depending on grub's regexp module
+ # which isn't available in Debian/squeeze
+ echo "## grub2 loopback configuration" > "${BUILD_OUTPUT}"/boot/grub/loopback.cfg
+ echo "source /boot/grub/header.cfg" >> "${BUILD_OUTPUT}"/boot/grub/loopback.cfg
+ for config in "${BUILD_OUTPUT}"/boot/grub/*_default.cfg "${BUILD_OUTPUT}"/boot/grub/*_options.cfg ; do
+ [ -r "$config" ] || continue
+ echo "source ${config##$BUILD_OUTPUT}" >> "${BUILD_OUTPUT}"/boot/grub/loopback.cfg
+ done
+ echo "source /boot/grub/addons.cfg" >> "${BUILD_OUTPUT}"/boot/grub/loopback.cfg
+ echo "source /boot/grub/footer.cfg" >> "${BUILD_OUTPUT}"/boot/grub/loopback.cfg
+