Path: utzoo!utgpu!attcan!uunet!ginosko!gem.mps.ohio-state.edu!apple!oliveb!tymix!cirrusl!sun505!dhesi
From: dhesi@sun505.UUCP (Rahul Dhesi)
Newsgroups: comp.unix.wizards
Subject: Re: HELP converting filenames!
Message-ID: <952@cirrusl.UUCP>
Date: 8 Oct 89 03:29:27 GMT
References: <9234@pyr.gatech.EDU> <5003@omepd.UUCP> <9754@cadnetix.COM> <1983@convex.UUCP>
Sender: news@cirrusl.UUCP
Reply-To: dhesi%cirrusl@oliveb.ATC.olivetti.com (Rahul Dhesi)
Organization: Cirrus Logic Inc.
Lines: 35

In article <1983@convex.UUCP> tchrist@convex.COM (Tom Christiansen) writes:
>I second the "shame on you"; lwall's rename script posted in reponse to
>this subject thread was the most powerful, yet small and elegant, such 
>thing that the I've ever seen.

#! /bin/sh
# converts filenames to lowercase without zapping mixed-case names
# -- Rahul Dhesi, Oct 1989
# (powerless, big-gish, inelegant, but *portable-ish*)
for f in "$@"
do
   case "$f" in
   *[a-z]*)
      #echo "skipping $f, contains lowercase chars"
      ;;
   *)
      newname=`echo "$f" | tr 'A-Z' 'a-z'`
      if test "$newname" != "$f"
      then
         if test -f "$newname"
         then
            echo "$newname already exists"
         else
            mv "$f" "$newname"
         fi
      fi
      ;;
   esac
done

By the way, those intellectually inclined may want to find the one
significant remaining bug in the above script.

Rahul Dhesi <dhesi%cirrusl@oliveb.ATC.olivetti.com>
UUCP:  oliveb!cirrusl!dhesi