configure

#!/bin/bash
set -e

CMAKE_FLAGS=

add_cmake_flag() {
    echo "usinig $1=$2"
    CMAKE_FLAGS="$CMAKE_FLAGS -D$1=$2"
}

parse_args() {
    for i in "$@"; do
        case $i in
        --prefix=*)
            PREFIX="${i#*=}"
            ;;
        --with-trace)
            WITH_TRACE=1
            ;;
        --build-fake)
            BUILD_FAKE=1
            ;;
        *)
            echo "unknown argument $1"
            exit
            ;;
        esac
    done
}

add_cmake_flags() {
    if [ "${BUILD_FAKE}" == 1 ]; then
        add_cmake_flag BUILD_FAKE ON
    fi
    if [ "${WITH_TRACE}" == 1 ]; then
        add_cmake_flag WITH_TRACE ON
    fi

    add_cmake_flag CMAKE_EXPORT_COMPILE_COMMANDS ON
    add_cmake_flag CMAKE_BUILD_TYPE Release
    add_cmake_flag EXECUTABLE_OUTPUT_PATH $(pwd)/bin
    add_cmake_flag LIBRARY_OUTPUT_PATH $(pwd)/lib
}

parse_args $@
add_cmake_flags
cmake . $CMAKE_FLAGS