setup_py = find_program('../setup.py') setup_py = [setup_py, '--quiet', '--top-builddir', meson.project_build_root()] pylibfdt = custom_target( 'pylibfdt', input: 'libfdt.i', depends: libfdt, output: '_libfdt.so', command: [setup_py, 'build_ext'], build_by_default: true, ) meson.add_install_script(setup_py, 'install', '--prefix=' + get_option('prefix'), '--root=$DESTDIR')