bug#62720: 29.0.60; Not easy at all to upgrade :core packages like Eglot

[Dmitry Gutov]

On 20/04/2023 17:25, João Távora wrote:
> Whoops, sorry, made a thinko.  package-update_doesn't_  really
> obviate the need for eglot-update, because it won't be callable
> in Emacs 26/27/28, and eglot-update will.
>
> ...unless package.el itself becomes a :core package and
> self-updates through ELPA, which I think is being proposed
> around here somewhere.  Could happen in master (and leave
> Emacs's 29 version untouched).
>
> So for the moment eglot-update is my best out.

We could add it and then make a tentative plan (with a TODO comment) to 
remove it as soon as a version of Emacs with package-upgrade that 
supports upgrading builtins becomes the older supported version.

That would be in line with our general policy of developing :core 
packages anyway.