How will I rename every file in a directory to their filenames appending anything?

[Mac Mason]

Best handled with a shell loop, offhand:

  % for file in *.mp3 ; do mv $file $file.old ; done

Modifying to suit your tastes.

    --Mac

On Fri, Feb 04, 2005 at 12:23:50AM -0800, Mark Jayson Alvarez wrote:
> Example.
> I would want to rename every file that ends in .mp3 to
> their filename with appended .old.
> 
> so that, test.mp3 will be renamed test.mp3.old?
> my initial command would then be:
> 
> ls |grep mp3 |xargs -J # mv #..[this part is what
> trying to figure out]
> 
> How will I tell the mv that its arguments would be the
> output of ls and append something like ".old" to it?
> ~
> 
> 
> Thanks!
> 
> 
> 
> 	
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-- 
Julian "Mac" Mason                            mac at cs.hmc.edu
Computer Science '06                          (909)-607-3129
Harvey Mudd College                      
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