#!/bin/sh
# $Id: genpatch,v 1.1 2016/02/03 05:26:37 grog Exp $
# Traversse a directory hierarchy, find RCS control files and generate
# patches relative to revision 1.1
rm patch-*
RCSs=`find . -name RCS`
for i in $RCSs; do
  for f in $i/*; do
    PATCH=patch-`basename $f ,v`
    rcsdiff -wur1.1 $f > $PATCH
    if [ ! -s $PATCH ]; then
      echo '***' $PATCH is empty
      rm $PATCH
    fi
  done
done