bug#32607: 27.0.50; pop-to-buffer in next-error-no-select

[Juri Linkov]

>>> If the purpose of 'next-error-no-select' is simply to not select the
>>> window of the locus buffer, then 'next-error-no-select' should no rely
>>> on 'next-error'.  Rather we should provide a generic function to
>>> display the locus buffer and have 'next-error' select the window used
>>
>> Maybe you mean something like
>>
>>    (save-window-excursion (next-error))
>
> Certainly not because that function may have to display the locus
> buffer in a new window.

All that I understood from this thread, is that since next-error-no-select
window juggling involves two windows, it has to override the same-window
user customization using display-buffer-overriding-action.  Currently
I see no other solution that don't involve more fundamental changes.