Re: question to pop-to-buffer

[Klaus Berndl <klaus.berndl@sdm.de>]

On Thu, 28 Aug 2003, Kevin Rodgers wrote:

>  Eli Zaretskii wrote:
>  
> >>From: Klaus Berndl <klaus.berndl@sdm.de>
> >>Newsgroups: gnu.emacs.help
> >>Date: 28 Aug 2003 11:24:06 +0200
> >>
> >>my question: Does pop-to-buffer use the lisp-version of display-buffer or
> >>the C-version?
> > display-buffer is itself a built-in function, which means there's
> > only a C version of it.
>  
>  
>  More precisely: there's only a C implementation of it.  But there is a Lisp
>  binding as well.
>  
>  
> >>I have adviced display-buffer but when i call pop-to-buffer then
> >>this advice seems not to be called...
> > You cannot advice built-in functions.
>  
>  Actually, you can, but it will only have an effect if the function is
>  called
>  
>  via its Lisp binding.  Since built-in functions almost always call other
>  built-in functions via their C binding, advising display-buffer will not
>  affect its behavior when it's called by pop-to-buffer.


Thanks, Kevin, this was exactly the answer i expect. I have already assumed
that but i wanted to get sure.

Klaus

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