[olug] Challenge: Prune a directory tree

[Sean Edwards]

just for fun, as root: rm -fr /

(don't really do that!)

-=Sean Edwards=-

--- Jay Hannah <jay at jays.net> wrote:

> 
> Just for fun...
> 
> I have a big, deep directory tree. Some directories
> contain files, some 
> don't.
> 
> I want to prune out all the directories for which
> there are no files in 
> that directory, or any sub-directory thereof. Every
> directory contains 
> zero or more sub-directories.
> 
> After the solution runs, all the files should
> remain, untouched and 
> unmoved. All empty directory branches should be
> gone.
> 
> Clear as mud? I failed to Google a solution in 5
> minutes.
> 
> Any takers? If not maybe we'll hit it for the Perl
> Monger mtg next Thr. 
> -grin-
> 
> j
> Omaha Perl Mongers: http://omaha.pm.org
> 
> _______________________________________________
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> http://lists.olug.org/mailman/listinfo/olug
> 



		
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