Re: simplifying cond*

[Eli Zaretskii <eliz@gnu.org>]

> From: Richard Stallman <rms@gnu.org>
> Date: Sun, 29 Dec 2024 23:00:35 -0500
> 
> In writing text about cond* for the ELisp Reference Manual, I realized that
> I can simplify its usage conventions with no change in the code.
> Only the doc-string will change.
> 
> The change would document that all non-exit clauses are one-element clauses
> and all one-element clauses are non-exit clauses.  That would be true,
> for all the clauses that will remain documented as acceptable
> after this change.
> 
> The doc string would recommend
> 
>    ((progn BODY...))
> 
> instead of
> 
>    (t BODY...)
> 
> and
> 
>    ((when COND BODY...))
> 
> instead of
> 
>    (COND BODY... :non-exit)
> 
> WDYT?
> 
> Eli, I would like to put this change into version 30.
> It can't break anything.

Documentation changes are always okay on the release branch.  However,
in this case, cond* is not in Emacs 30, only in Emacs 31.  So you can
install any changes for it on the master branch without limitations,
but there's no cond* documentation to fix on the emacs-30 release
branch.