mac 更新软件brew update 报错 Error: /usr/local must be writable!

解决方法,执行如下命令

sudo chown -R $(whoami) /usr/local

brew doctor 医生检测

运行这个命令，检测当前环境，并对检测到的问题给出相应的解决方法

brew doctor

其他错误

Homebrew’s sbin was not found in your PATH but you have installed

formulae that put executables in /usr/local/sbin.

Warning: Homebrew's sbin was not found in your PATH but you have installed
formulae that put executables in /usr/local/sbin.
Consider setting the PATH for example like so
  echo 'export PATH="/usr/local/sbin:$PATH"' >> ~/.bash_profile

报上面错误，根据他的提示进行操作:

echo 'export PATH="/usr/local/sbin:$PATH"' >> ~/.bash_profile
. ~/.bash_profile

Warning: Broken symlinks were found. Remove them with `brew prune`:
    /usr/local/bin/bee
    /usr/local/sbin/bee

　Tags : mac brew

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