bug#53626: 28.0.91; project-find-regexp (C-x p g) twice results in searching different projects

[Sean Whitton <spwhitton@spwhitton.name>]

Hello,

On Tue 22 Feb 2022 at 01:14AM +02, Dmitry Gutov wrote:

> On 22.02.2022 01:00, Sean Whitton wrote:
>> I think I prefer my with-temp-buffer thing to this, to be honest --
>> adding a timer into the mix seems like it might make debugging harder.
>>
>> Assuming you're still okay with my initial idea, I'll come up with a
>> patch to do it with a macro, and apply it across project.el.
>
> I liked the simplicity of the with-temp-buffer solution, but it doesn't
> solve the conceptual problem: that any code trying to let-bind
> default-directory around the call for xref-show-xrefs will have
> rediscover and solve this problem (or, more likely, live with it for a
> few years until somebody notices).

Good point.

> The timer-based solution is hacky, but it affects only one place (the
> xref buffer and the variable in it), so it's easier to verify that it
> has the intended effect, and no external callers will need to bother
> with additional knowledge (hopefully, of course).

Is there no chance of any concurrency issues with this, btw?

-- 
Sean Whitton