mac os 10.12.2 安装cocoapods失败

Question

Mac OS 10.12.2系统下，通过命令sudo gem install cocoapods安装，失败，报错：

Fetching: cocoapods-try-1.1.0.gem (100%)
Successfully installed cocoapods-try-1.1.0
Fetching: cocoapods-trunk-1.1.2.gem (100%)
Successfully installed cocoapods-trunk-1.1.2
Fetching: cocoapods-stats-1.0.0.gem (100%)
Successfully installed cocoapods-stats-1.0.0
Fetching: cocoapods-search-1.0.0.gem (100%)
Successfully installed cocoapods-search-1.0.0
Fetching: cocoapods-plugins-1.0.0.gem (100%)
Successfully installed cocoapods-plugins-1.0.0
Fetching: cocoapods-downloader-1.1.3.gem (100%)
Successfully installed cocoapods-downloader-1.1.3
Fetching: cocoapods-deintegrate-1.0.1.gem (100%)
Successfully installed cocoapods-deintegrate-1.0.1
Fetching: cocoapods-core-1.1.1.gem (100%)
Successfully installed cocoapods-core-1.1.1
ERROR:  While executing gem ... (Errno::EPERM)
    Operation not permitted - /usr/bin/pod

执行命令gem sources -l
结果：

*** CURRENT SOURCES ***

https://gems.ruby-china.org/

卸载后重新安装一样报这个错误，实在没辙了，求各位大神指点迷津

Answer 1

貌似是权限问题，看下这篇文章http://www.jianshu.com/p/0572...

Answer 2

可能是 10.11 之后新加的特性，如何关闭 rootless

mac_os_turn_off_the_rootless