Finished cleanup

git/setup.sh

@@ -1,16 +1,19 @@
 #!/usr/bin/env bash
 
-function setup_git()
+function main()
 {
-  brew install git
+  if ! brew list | grep git >/dev/null; then
+    brew install git
+  fi
 
-  cat << EOF > ${HOME}/.gitconfig
+  if [ ! -f "${HOME}/.gitconfig" ]; then
+    cat << EOF > ${HOME}/.gitconfig
 [include]
   path = ${DOTFILES}/git/gitconfig
 [core]
   excludesfile = ${DOTFILES}/git/gitignore_global
 EOF
+  fi
 }
 
-export DOTFILES=/Users/thomas/dotfiles
-setup_git
+main "$@"