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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.help
Subject: Re: How big are your customisations?
Date: Sat, 05 Aug 2006 15:15:32 +0300
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> From: "Davin Pearson" <davin.pearson@gmail.com>
> Date: 5 Aug 2006 02:53:31 -0700
> 
> Eli Zaretskii wrote:
> >    which-func.el shows the current function in the mode line
> >
> > Why don't you use these?
> 
> I have just tried to the following:
> 
> (require 'which-func)
> (find-file "a.cc")
> (which-func)
> 
> And it only displays [???]
> 
> How do I get it to work?

What is `which-func'? there's no such function in which-func.el.

To activate the mode, type "M-x which-func-mode RET"; you don't need
to (require 'which-func) explicitly.