Customizations and diff-list Re: The window-pub branch

[Tom Breton (Tehom)]

> With `display-buffer-names' a user can set the `override' specifier so
> this is no problem.  What's difficult is how to merge back or dismiss a
> value changed by the application.  Consider the following scenario:
>
> (1) The user customizes and saves the value of an option back to her
>      .emacs.
>
> (2) The application adds or changes an entry of the option and, assisted
>      by some extraordinary magic, manages to merge the new value into the
>      option without breaking anything.
>
> (3) The user customizes the option again, changing or removing the
>      application's entry.

Straying slightly from the topic, this is very nearly the problem that
custom-diff-list was meant for
(http://www.emacswiki.org/emacs/CustomDiffList, seems to be by Alex
Schroeder)  I don't know that it's available as a library, though.

        Tom Breton (Tehom)