>>> "AE" == Arash Esbati <arash@gnu.org> writes:

> Uwe Brauer <oub@mat.ucm.es> writes:
>> Now the problem is that we want to cater for users with different Emacs
>> versions 30,29,28, 27 and maybe even 26.
>> 
>> In the case of lisp file, I know how to deal with such a situation, but
>> for a Makefile?

> This is what AUCTeX does in a Makefile to deal with this:

> AUTOLOAD=--eval '\
> (let* ((autoload-file (expand-file-name "$@")) \
>        (autoload-file-dir (file-name-directory autoload-file))) \
>   (if (fboundp (quote loaddefs-generate)) \
>       (loaddefs-generate autoload-file-dir autoload-file) \
>     (setq generated-autoload-file autoload-file) \
>     (update-directory-autoloads autoload-file-dir)) \
>   (save-buffers-kill-emacs t)'

> auctex-autoloads.el:
>         $(EMACS) $(AUTOLOAD)

> HTH.  Best, Arash

Ah thanks so much that is indeed helpful!

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