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

cd "$(dirname "$0")"

linuxcnc_root=${LINUXCNC_ROOT:-../linuxcnc}
include_python=0
include_core_include=0
include_core_src=0
syntax_only=0
emit_ulapi=1

while [[ "$#" -gt 0 ]]; do
    case "$1" in
        --python)
            include_python=1
            shift
            ;;
        --core-include)
            include_core_include=1
            shift
            ;;
        --core-src)
            include_core_src=1
            shift
            ;;
        --syntax-only)
            syntax_only=1
            shift
            ;;
        --no-ulapi)
            emit_ulapi=0
            shift
            ;;
        --)
            shift
            break
            ;;
        *)
            echo "unknown source cxxflag option: $1" >&2
            exit 1
            ;;
    esac
done

LINUXCNC_ROOT="$linuxcnc_root" ./check-linuxcnc-inputs.sh --root-only

python_includes=()
if [[ "$include_python" -eq 1 ]]; then
    python_include_output=$(python3.13-config --includes 2>/dev/null || python3-config --includes)
    read -r -a python_includes <<<"$python_include_output"
fi

printf '%s\n' \
    -std=c++17 \
    -fpermissive \
    $([[ "$emit_ulapi" -eq 1 ]] && printf '%s\n' -DULAPI) \
    $([[ "$syntax_only" -eq 1 ]] && printf '%s\n' -fsyntax-only) \
    "${python_includes[@]}" \
    $([[ "$include_core_include" -eq 1 ]] && printf '%s\n' -I core/include) \
    $([[ "$include_core_src" -eq 1 ]] && printf '%s\n' -I core/src) \
    -I "$linuxcnc_root/src" \
    -I "$linuxcnc_root/src/emc" \
    -I "$linuxcnc_root/src/emc/nml_intf" \
    -I "$linuxcnc_root/src/emc/rs274ngc" \
    -I "$linuxcnc_root/src/emc/motion" \
    -I "$linuxcnc_root/src/emc/pythonplugin" \
    -I "$linuxcnc_root/include"