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| From: | Stefan Monnier |
| Subject: | Re: Retrieve front-advance from make-overlay |
| Date: | Sun, 14 Jan 2007 20:23:14 -0500 |
| User-agent: | Gnus/5.11 (Gnus v5.11) Emacs/22.0.92 (gnu/linux) |
> Is it possible to retrieve from an overlay the parameters front-advance and
> rear-advance that was given to make-overlay?
> Without that it is not possible to make a new copy of an overlay AFAICS.
The source code of `copy-overlay' answers this question.
Stefan
PS: The comment says "easily" because you can of course insert+remove a char
to check whether the position of the overlay's boundary stays "in front"
or not.
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