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David Rasmussen wrote:

> Is it possible to use the many emacs tools from the command line?
> 
> Specifically, I would like to do untabify on several files. I am sure
> that it can be done easily from within emacs. But it would still be
> useful if I could just do something like
> 
> emacs -e untabify *.cpp
> 
> Is it possible?
> 
> /David


Assuming you're on Linux or unix, why not try expand on the command line? 
That converts tabs to spaces. To convert spaces to tabs use unexpand. 

--Rod

__________

Author of "Linux for Non-Geeks--Clear-eyed Answered for Practical Consumers" 
and "Boring Stories from Uncle Rod." Both are available at 
http://www.rodwriterpublishing.com/index.html

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