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#!/bin/bash
set -e
file="${LFS_VER}-ch8-backup.tar.xz"
directories=(bin boot dev etc home lib lib64 media mnt opt proc root run sbin srv sys tmp usr var)
if [ -f "${LFS}/sources/chapter8/backup" ]; then
printf "%b" " ${IGRN}Backup previously completed${RST}\n"
else
printf "%b" "${GRN}Backing up ${YLW}${LFS}${GRN} to ${YLW}${file}${RST}... "
pushd "${LFS}" > /dev/null || exit 1
# shellcheck disable=SC2024
sudo XZ_OPTS="-T${NUMPROCS} -e" tar cJvpf "${HOME}"/"${file}" "${directories[@]}" >"${LFS}"/sources/log/chapter8/backup.log 2>&1 & pid=$!
spinner "$pid" "${SPINNER}"
retval=$?
if [ "${retval}" -ne 0 ]; then
printf "%b" "${IRED}FAILED!${RST}\n"
exit "${retval}"
else
# shellcheck disable=SC2024
sudo chown -v "${USER}":"$(id -g)" "${HOME}"/"${file}" >"${LFS}"/sources/log/chapter8/backup.log 2>&1
printf "%b" "${IGRN}OK${RST}\n"
fi
popd > /dev/null || exit 1
touch "${LFS}/sources/chapter8/backup"
fi
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