Improving info-look.el for (c) -was- Re: [ELPA] New package c-intro-and-ref -- was Re: Proposal: Include C Manual from RMS in Emacs git, and/or release

[Jeremy Bryant]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Jeremy Bryant <jb@jeremybryant.net>
>> >From a complementary point of view, reading this list it appears that
>> there is a smaller number of C contributors to Emacs, compared to Lisp,
>> and more C contributors are needed to work on Emacs.
>> 
>> Can we facilitate C documentation?
>> For example.  The info-look.el subsystem already adds lookup
>> facility for manuals such
>> as (libc).  Wouldn't it be useful to also have c.info similarly
>> available and to aid in Emacs C development?  That is
>> part of the motivation.
>
> It's okay to extend info-look.el to use this manual (and perhaps also
> the sibling GNU C manual?), but please note that we do NOT provide the
> glibc Info manual on ELPA, although it is referenced by info-look.el
> (and I personally have that manual installed on my system, even though
> my main development machine doesn't use glibc).
>

Okay, on this particular change, after studying info-look.el, it is not
clear to me how info-look resolves multiple manuals, in order to make it
work with both (libc), (c) and other manuals on the same buffer.

Should we add another info-lookup-maybe-add-help, or amend the existing one?

Would you have suggestions on how to work on this, so I can experiment
with a patch?