systemd_system_unit_dir = get_option('systemd_system_unit_dir') if systemd_system_unit_dir == '' systemd_system_unit_dir = join_paths(get_option('prefix'), 'lib', 'systemd', 'system') endif install_data( 'mpd.socket', install_dir: systemd_system_unit_dir, ) configure_file( input: 'mpd.service.in', output: 'mpd.service', configuration: systemd_unit_conf, install_dir: systemd_system_unit_dir, )