bug#13017: 24.2.90; minibuf-eldef-setup-minibuffer should append minibuf-eldef-update-minibuffer to post-command-hook

[Lars Ingebrigtsen]

Stefan Monnier <monnier@iro.umontreal.ca> writes:

>> In minibuf-eldef-setup-minibuffer there is this form
>
>>     (add-hook 'post-command-hook #'minibuf-eldef-update-minibuffer nil t)
>
>> I think this is not correct.  The APPEND parameter of add-hook should be
>> t so all changes made to the minibuffer content by previous functions in
>> post-command-hook are taken into account by
>> minibuf-eldef-update-minibuffer.
>
> That sounds reasonable, but I'd be happier to know of a concrete example
> where this was needed.

Christopher, do you have an example that demonstrates why this is needed?

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