#!/usr/bin/env bash
set -euo pipefail

cd "$(dirname "$0")"

linuxcnc_root=${LINUXCNC_ROOT:-../linuxcnc}
manifest=${1:-}

if [[ "$manifest" == "--root-only" ]]; then
    manifest=
fi

if [[ -n "$manifest" && ! -f "$manifest" ]]; then
    echo "missing manifest: $manifest" >&2
    exit 1
fi

if [[ ! -d "$linuxcnc_root" ]]; then
    echo "missing LinuxCNC root: $linuxcnc_root" >&2
    exit 1
fi