Re: master 5183123: Add Tramp recompilation

[Stefan Monnier]

>> My vote is to just make it non-interactive and move on.
> This command is triggered by error report(s) on the Tramp ML. Scenario:
> - Run an older Emacs version, say 27.2.
> - Load tramp.el (this happens often, implicitly)
> - Install Tramp 2.5.0.3 from GNU ELPA
>
> There is a compilation error, because the already loaded tramp-compat.el
> does not fit the expectations of Tramp 2.5.0.3.

I think we should treat this is a bug in package.el: we already have
code to try and avoid such problems, so apparently it doesn't do its job
in this case.

>> [ Also, I don't see why we need `tramp-recompile-elpa`.
>>   I do see a need for `M-x package-recompile`, OTOH.  ]
> D'accord.

Patches warmly welcome,


        Stefan