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path: root/chapter6/backup.sh
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#!/bin/bash

FILE="${LFS_VER}-ch6-backup.tar.xz"
DIRS=(bin etc lib lib64 sbin tools usr var)

if [ -f "${LFS}/sources/chapter6/backup" ]; then
	printf "%b" "${YLW}Chapter 6 ${GRN}Backup found. Remove manually to backup again.${RST}"
else

	echo -ne "${GRN}Backing up ${YLW}${LFS}${GRN} to ${YLW}${FILE}${RST}... "
	pushd "${LFS}" > /dev/null || exit 1
		sudo XZ_OPTS="-T${NUMPROCS} -e" tar cJpf "${HOME}"/"${FILE}" "${DIRS[@]}" & pid=$!
		spinner "$pid"
		retval=$?
		if [ "$retval" -ne 0 ]; then
			printf "%b" "${RED}Backup FAILED!${RST}\n"
			exit 1
		else
			sudo chown "${USER}" "${HOME}"/"${FILE}"
			printf "%b" "${GRN}OK${RST}\n"
		fi
	popd > /dev/null || exit 1

	touch "${LFS}/sources/chapter6/backup"
fi