bug#74844: m-buffer: Broken Top Directory node in Info manual due to malformed Texinfo direntry

[Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>]

>> > However, the @direntry as
>> > noted in the "dir" and "m-buffer-doc.info" files is "* m-buffer.doc."
>> 
>> Hmm... yup.
>> I pushed to Emacs a fix for the generation of that Texinfo element in
>> `ox-texinfo.el` and to `m-buffer` I pushed another change which tries to
>> workaround that bug (for when it's used with an older Emacs).
>> 
>> The patch for `ox-texinfo.el` is below.  It's "obviously safe", but
>> I suspect it's too late for Emacs-30.  Eli?
>
> Maybe.  For now, I don't think I understand the fix.  What is 'dn' in
> this snippet?  The command above says something (which need to be
> fixed to follow the code change, btw), but I'm not sure it is accurate
> or complete.
>
> An entry in DIR can be either
>
>      * TITLE: (FILE).           DESCRIPTION
> or
>      * TITLE: (FILE)NODE.       DESCRIPTION

[ Side question: Where is this documented?  ]

> What is 'dn' in the above scheme?  And what is 'file'?

`dn` is your TITLE and `file` is your FILE.

> P.S. Should we CC the Org folks on this discussion?

Duh, forgot about that, I just added Ihor, thanks,


        Stefan