1specific_ss.add(files('accel-common.c')) 2softmmu_ss.add(files('accel-softmmu.c')) 3user_ss.add(files('accel-user.c')) 4 5subdir('qtest') 6subdir('kvm') 7subdir('tcg') 8subdir('xen') 9subdir('stubs') 10 11dummy_ss = ss.source_set() 12dummy_ss.add(files( 13 'dummy-cpus.c', 14)) 15 16specific_ss.add_all(when: ['CONFIG_SOFTMMU', 'CONFIG_POSIX'], if_true: dummy_ss) 17specific_ss.add_all(when: ['CONFIG_XEN'], if_true: dummy_ss) 18