我正在尝试通过 RVM 安装最新的 ruby。我无法安装 install，因为它需要 libyaml-devel 和 libffi-dev。当我尝试安装它们时，我收到错误消息，没有找到包
[root@dev workspace]# rvm requirements
Checking requirements for redhat.
Enabling optional repository
Username: ^C
User interrupted process.
Installing requirements for redhat.
Installing required packages: libyaml-devel, libffi-devel..
Error running 'requirements_centos_libs_install libyaml-devel libffi-devel',
showing last 15 lines of /usr/local/rvm/log/1467891146/package_install_libyaml-devel_libffi-devel.log
+ __rvm_try_sudo yum install -y libyaml-devel libffi-devel
+ typeset -a command_to_run
+ typeset sudo_path sbin_path missing_paths
+ command_to_run=("$@")
+ (( UID == 0 ))
+ yum install -y libyaml-devel libffi-devel
Failed to set locale, defaulting to …