#!/bin/sh

. ${top_srcdir-.}/tests/common.sh

mkdir dir
mkdir modified
cat << EOF > modified/file
a
b
EOF
echo -n c >> modified/file

touch patch1
${DIFF} -urN dir modified > patch2
${INTERDIFF} patch1 patch2 2>errors > patch1-2 || exit 1
[ -s errors ] && exit 1
cd dir
${PATCH} < ../patch1-2 || exit 1
cd ..
${DIFF} -urN dir modified || exit 1