bug#66554: [PATCH] Add the public API of Compat to the core

[Eli Zaretskii <eliz@gnu.org>]

> From: Philip Kaludercic <philipk@posteo.net>
> Cc: mail@daniel-mendler.de,  66554@debbugs.gnu.org,  stefankangas@gmail.com,
>   monnier@iro.umontreal.ca
> Date: Sat, 10 Feb 2024 16:46:30 +0000
> 
> I might be mistaken, but from a cursory peak at package.el, specifically
> `package-activate-1', the Info search path is only updated if the
> package is activated.  If the core-package takes priority over an
> external package, the external package shouldn't get activated.
> 
> This hasn't been a problem in the past, because core packages don't come
> with their own manuals, but this is an exception since core-Compat is
> not really the same code as ELPA-Compat.
> 
> One way to fix this, would be to explain how to disable a package via
> `package-load-list' in the Compat manual.  I'll have to try it out, but
> if it works, I think that solution should be acceptable.

Another way to fix this is simply to include the Compat manual in
emacs.git.