systemd_user_unit_dir = get_option('systemd_user_unit_dir') if systemd_user_unit_dir == '' systemd_user_unit_dir = join_paths(get_option('prefix'), 'lib', 'systemd', 'user') endif # copy the system socket unit to the "user" directory install_data( join_paths('..', 'system', 'mpd.socket'), install_dir: systemd_user_unit_dir, ) configure_file( input: 'mpd.service.in', output: 'mpd.service', configuration: systemd_unit_conf, install_dir: systemd_user_unit_dir, )