post_install () { cat << EOF ==> Add this code to your .emacs file to include the core functions: (require 'spacemacs-funcs) ==> For each additional Spacemacs layer from which you want utility functions (probably at least spacemacs-base): (setq spacemacs-funcs-enabled-layers '("spacemacs-base" "<name of other layer>")) ==> There's a good chance you'll have to add some definitions for variables before loading these layers. For example, "spacemacs-base" needs (setq dotspacemacs-persistent-server nil) ==> Finall, if you enabled some layers: (spacemacs-funcs-load-layers) ==> Or do all the above with use-package: (use-package spacemacs-funcs :config (setq dotspacemacs-persistent-server nil) (setq spacemacs-funcs-enabled-layers '("spacemacs-base" "<name of other layer>")) ; To enable some layers (spacemacs-funcs-load-layers)) ; If extra layers are enabled ) EOF } post_upgrade () { post_install $1 }