compile_cmake() {
    local olddir="$PWD"
    local builddir='build'
    local generator=''
    local noinstall=false

    local OPTIND=1
    local opt
    while getopts 'b:g:I' opt; do case "$opt" in
        b) local builddir="$OPTARG" ;;
        g) local generator="$OPTARG" ;; 
        I) local noinstall=true ;;
    esac; done
    shift $(expr $OPTIND - 1)
    [ "$#" -ge 1 ] && [ "$1" = '--' ] && shift || true

    if [ ! "$generator" ]; then
        local generator='Unix Makefiles'
        if command -v ninja > /dev/null 2> /dev/null; then
            local generator='Ninja'
        fi
    fi

    case "$generator" in
        'Unix Makefiles') local make='make' ;;
        'Ninja') local make="ninja $NINJAFLAGS" ;;
        *) local make='make' ;;
    esac

    # https://github.com/Kitware/CMake/blob/master/Modules/GNUInstallDirs.cmake
    mkdir -p "$builddir"; cd "$builddir"
    cmake "$olddir" -G "$generator" \
        -DCMAKE_AR="$(command -v ${AR:-ar})" \
        -DCMAKE_NM="$(command -v ${NM:-nm})" \
        -DCMAKE_RANLIB="$(command -v ${RANLIB:-ranlib})" \
        -DCMAKE_BUILD_TYPE=Release \
        -DCMAKE_INSTALL_PREFIX="/$dir_prefix" \
        -DCMAKE_INSTALL_BINDIR="/$dir_prefix/$dir_bin" \
        -DCMAKE_INSTALL_SBINDIR="/$dir_prefix/$dir_sbin" \
        -DCMAKE_INSTALL_LIBEXECDIR="/$dir_prefix/$dir_libexec" \
        -DCMAKE_INSTALL_SYSCONFDIR="/$dir_prefix/$dir_sysconf" \
        -DCMAKE_INSTALL_LOCALSTATEDIR="/$dir_prefix/$dir_localstate" \
        -DCMAKE_INSTALL_LIBDIR="/$dir_prefix/$dir_lib" \
        -DCMAKE_INSTALL_INCLUDEDIR="/$dir_prefix/$dir_include" \
        -DCMAKE_INSTALL_DATADIR="/$dir_prefix/$dir_data" \
        -DCMAKE_INSTALL_INFODIR="/$dir_prefix/$dir_info" \
        -DCMAKE_INSTALL_LOCALEDIR="/$dir_prefix/$dir_locale" \
        -DCMAKE_INSTALL_MANDIR="/$dir_prefix/$dir_man" \
        -DCMAKE_INSTALL_DOCDIR="/$dir_prefix/$dir_doc/$name" \
        "$@"

    $make

    if [ "$noinstall" = false ]; then
        DESTDIR="$dir_install" $make install
    fi

    cd "$olddir"
}