#!/bin/sh
TMP=${HOME}/tmp
cd ${TMP}
if [ "$#" != "3" ] ;then echo usage: diff-tar old-tar new-tar output-tar ; fi
rm -rf akcl1 akcl2 tmpx
mkdir akcl1
mkdir akcl2
cd akcl1
uncompress -c $1 | tar xf -
cd ../akcl2
uncompress -c $2 | tar xf -
for v in * */* V/*/* ; do
if [ -f $v ]  ; then
 if cmp $v ../akcl1/$v ;   then true
  else echo $v >> ../tmpx
 fi
fi
done
# tar cvf - `cat ../tmpx` | compress -c > $3
tar cvf - `cat ../tmpx | sed -e "/doc/d" ` | compress -c > $3

