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Re: disabling undo boundaries

From: Stefan Monnier
Subject: Re: disabling undo boundaries
Date: Sun, 28 Jun 2015 20:46:26 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux)

> Actually, I have been thinking about this. What I worry about with this
> is that we may be adding the same form of heuristic into undo.c as the
> "insert an undo-boundary if the buffer has changed".

Yes, because we do want this to happen, pretty much always (having
changes accumulate without intervening boundary is actually a problem
that can lead to nasty behaviors).

There are exceptions, but they're rare.


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