Homebrew multi user setup

homebrew_multi_user.txt

#!/usr/bin/env bash

set -eu

#
# Adapted from http://blog.strug.de/2012/06/my-homebrew-multi-user-setup/
#

sudo dseditgroup -q -o create brew
sudo dseditgroup -o edit -a "${USER}" -t user brew
sudo chgrp -R brew /usr/local # Change the group of homebrew installation directory.
sudo chmod -R g+r /usr/local # Allow group members to read inside this directory.
sudo chmod -R g+w /usr/local # Allow group members to write inside this directory.
sudo find /usr/local -type d -print0 | sudo xargs -0 chmod g+x # Allow group members to exec inside this directory.
sudo chmod -R g+w /usr/local # Allow group members to write inside this directory.
sudo chgrp -R brew /Library/Caches/Homebrew # Change the group of homebrew cache directory.
sudo chmod -R g+w /Library/Caches/Homebrew # Allow group members to write inside this directory.