
User may specify which cURL and Git to use via HOMEBREW_CURL_PATH and HOMEBREW_GIT_PATH. So, let's use these to determine whether we need to use their vendored alternatives.
Library
This directory contains all the code run by the official brew
and brew cask
commands in Homebrew
and all formulae (package descriptions) in taps (repositories containing formulae) in Taps
subdirectories.