Re: Allow xref to use other than current major-mode

[Dmitry Gutov]

On 08/26/2015 12:13 AM, Stephen Leake wrote:

> Ok. I missed that globalized minor modes are automatically run in every
> new buffer created, after the major mode hook. That's equivalent to
> putting the mode enable function on after-change-major-hook.

Pretty much.

> I think it would be clearer to not have major modes set things that a
> minor mode will then unset, but I can live with it.

Even with the current state of affairs, there's no reason to expect that 
a given xref backend doesn't require setting all xref variables to its 
own implementations.

And in the future, a minor mode will do (add-hook 'xref-backends 
'foo-xref nil maybe-locally)