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CHROOT_VERSION='v4'
##
# usage : check_root
##
orig_argv=("$0" "$@")
check_root() {
(( EUID == 0 )) && return
if type -P sudo >/dev/null; then
exec sudo -- "${orig_argv[@]}"
else
exec su root -c "$(printf ' %q' "${orig_argv[@]}")"
fi
}
##
# usage : is_btrfs( $path )
# return : whether $path is on a btrfs
##
is_btrfs() {
[[ -e "$1" && "$(stat -f -c %T "$1")" == btrfs ]]
}
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