have_virtiofsd = get_option('virtiofsd') \ .require(targetos == 'linux', error_message: 'virtiofsd requires Linux') \ .require(seccomp.found() and libcap_ng.found(), error_message: 'virtiofsd requires libcap-ng-devel and seccomp-devel') \ .require(have_vhost_user, error_message: 'virtiofsd needs vhost-user-support') \ .disable_auto_if(not have_tools and not have_system) \ .allowed() if have_virtiofsd subdir('virtiofsd') endif