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bug#18: Fine-grained revert-buffer


From: Basil L. Contovounesios
Subject: bug#18: Fine-grained revert-buffer
Date: Fri, 03 May 2019 15:05:45 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Richard Stallman <rms@gnu.org> writes:

>   > >> When I bumped into the problem of the marker being sent to the
>   > >> beginning of the hunk, I started looking for something to get the
>   > >> markers of the buffer, but didn't found anything at the Lisp level.
>   > >
>   > > We could introduce a function 'marker-list' based on BUF_MARKERS.
>
> There is a reason why you can't get a copy of that list: if anything
> else pointed to a copy of it, no marker in that buffer could be
> garbage collected.

Isn't that true of all marker copying/manipulation at the Lisp level?
I think the manual already documents these pitfalls.

> We should look for some other way to solve your problem.

I think that would indeed be preferable.

-- 
Basil





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