J’ai essayé de faire une installation de cmake, et j’ai eu l’erreur :
$ brew install cmake
/usr/local/Homebrew/Library/Homebrew/utils/lock.sh: line 27: /usr/local/var/homebrew/locks/update: Permission denied
-e:1:in `initialize': Bad file descriptor (Errno::EBADF)
from -e:1:in `new'
from -e:1:in ' Error: Another active Homebrew update process is already in progress. Please wait for it to finish or terminate it to continue. Error: The following directories are not writable by your user: ...Pour fixer le problème j’ai fait :