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Re: Does display-buffer display the buffer or not?

From: martin rudalics
Subject: Re: Does display-buffer display the buffer or not?
Date: Fri, 24 Dec 2010 15:41:58 +0100
User-agent: Thunderbird (Windows/20090302)

>>> Why is the average programmer better at avoiding looping here?
>> Emacs doesn't pop up the *Backtrace* buffer by default so the "average"
>> user is not affected.  And the average user is not supposed to customize
>> `pop-up-frame-function' either.  I intended this as a hint for people
>> writing, for example, a silly `pop-up-frame-function' so they can find
>> the cuplrit easier.  And, obviously, if a function is allowed to return
>> nil, the doc-string of the function should say so.
> And why is it better not to give an error then?

I don't know whether it's better.  Maybe because, as I tried to explain
earlier, the error handler would call `display-buffer' and fail the same


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