Re: Customize how xrefs are followed in help-mode?

[Eric Abrahamsen <eric@ericabrahamsen.net>]

Noam Postavsky <npostavs@gmail.com> writes:

> On Thu, 16 May 2019 at 15:19, Eric Abrahamsen <eric@ericabrahamsen.net> wrote:
>>
>> It's always bothered me that following a function/variable definition
>> button from a *Help* buffer goes to the file in a separate window -- I
>> almost always want to re-use the *Help* window.
>>
>> Essentially, help-mode.el:209 hard-codes the use of `pop-to-buffer', I'd
>> like to be able to use `pop-to-buffer-same-window'.
>>
>> From a user's standpoint, I guess what I'd prefer is to be able to give
>> a prefix arg to RET when following the button, but I don't see any way
>> of passing that arg down, plus there's no good equivalent for the mouse
>> click.
>>
>> Would people consider a customization option to control this?
>
> I think this the same as Bug#35487, where there are some suggestions
> to use display-buffer-alist to control this.

Oh weird, Tak Kunihiro posted his final solution (which I'm stealing)
just a few hours ago, dunno how I missed that.

Thanks!

Eric