load_machine_config() {
    directory="$1"
    path="${HOME}/${directory}/$(hostname).sh"

    # shellcheck source=/dev/null
    [ -x "$path" ] && . "$path"

    unset directory
    unset path
}

load_config_directory() {
    directory="$1"
    path="${HOME}/${directory}"

    if [ -d "${path}" ]; then
        for f in "${path}/"?*.sh; do
            # shellcheck source=/dev/null
            [ -x "$f" ] && . "$f"
        done
        unset f
    fi
}