bug#65095: 30.0.50; thread_check_current_buffer

[Eli Zaretskii]

> From: Helmut Eller <eller.helmut@gmail.com>
> Cc: 65095@debbugs.gnu.org
> Date: Sat, 05 Aug 2023 16:42:46 +0200
> 
> >> I don't understand why this check is there
> >
> > How would kill-buffer know whether it's okay to kill a buffer that is
> > current in another thread?  When we kill the current buffer in the
> > current thread, we do quite a bit of juggling to replace it with some
> > other, and punt if not possible.  We also "do nothing" if the buffer
> > to be killed is the currently active minibuffer or the sole visible
> > buffer.  So this "do nothing" in this case is not without precedent,
> > and cannot be just removed without having some non-trivial code in its
> > stead, right?
> 
> Well, then I guess this is just something that one has to accept when
> using threads.  One more reason not to use threads.
> 
> You can close the bug.

Done, thanks.