$ brew install fontconfig
Error: Permission denied - /Library/Caches/Homebrew/Formula/fontconfig.brewing
$ sudo chown -R `whoami` /usr/local
$ brew install fontconfig
Error: Permission denied - /Library/Caches/Homebrew/Formula/fontconfig.brewing
不知道从哪里开始.冉酿医生解决了一些现有问题,但似乎无法克服这个问题.