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

cd "$(dirname "$0")"

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

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

if [[ "$#" -eq 0 ]]; then
    echo "usage: $0 <linuxcnc-relative-source>..." >&2
    exit 1
fi

for source in "$@"; do
    full_source="$linuxcnc_root/$source"
    if [[ ! -f "$full_source" ]]; then
        echo "missing LinuxCNC source: $source" >&2
        exit 1
    fi
    printf '%s\n' "$full_source"
done