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Message-ID: <19980123172116.49065@willkuere.informatik.uni-wuerzburg.de>
Date: Fri, 23 Jan 1998 17:21:16 +0100
From: Thomas Koehler <thomas@wi3d01.informatik.uni-wuerzburg.de>
To: zsh-users@math.gatech.edu
Subject: Re: renaming with number prefix
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In-Reply-To: <19980123165404.53612@math.fu-berlin.de>; from Sven Guckes on Fri, Jan 23, 1998 at 04:54:04PM +0100
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On Fri, Jan 23, 1998 at 04:54:04PM +0100, Sven Guckes wrote:

> Problem:
> Rename all files within a directory such that their names
> get a numeral prefix in the default sort order.
> 
> Example:
> 
> 	$ ls
> 	abc bar baz foo zyxxy
> 	$ <command>
> 	$ ls
> 	1.abc 2.bar 3.baz 4.foo 5.zyxxy
> 
> So - what's that <command>?

w=1 ; for i in `ls` ; do mv $i ${w}.${i} ; w=$[w+1] ; done

Not very elegant, perhaps...

> Btw, "leading zeroes" would be a bonus.
 
w=1 ; for i in `ls` ; do
if [ $w -gt 99 ] ; then
      mv $i ${w}.${i} ; w=$[w+1]
   else if [ $w -gt 9 ] ; then
      mv $i 0${w}.${i} ; w=$[w+1]
   else
      mv $i ${w}.${i} ; w=$[w+1]
   fi
fi
done

> Sven

CU,
Thomas