post_install() {
    cat <<EOF
==> Add this code to your Emacs init to use rust-mode:

(autoload 'rust-mode "rust-mode.el"
   "Major mode for editing Rust files" nil t)
(add-to-list 'auto-mode-alist '("\\.rs\\'" . rust-mode))

==> Add this code to ignore optional libraries:

(defvar rust-load-optional-libraries nil
   "Whether loading 'rust-mode' also loads optional libraries.")

EOF
}


post_upgrade() {
	post_install $1
}