check_chroot() {
    IS_CHROOT=0
    if [[ ! /proc/1/root/. -ef / ]]; then
        zmsg "Inside chroot"
        ZBUILD=${ZBUILD:-/zbuild}
        ZSRC=${ZSRC:-/sources}
        IS_CHROOT=1
    else
        zmsg "Outside chroot"
        source $(pwd)/stage0/0-environment.sh || { zmsg "Error Getting Environment"; exit 1; }
    fi
}