# Create .patch based on $1 for $2
src=$1
dst=$2
-ext=.tar.xz
unpack() {
case "$1" in
set -e
-srcdir=$(basename $src $ext)
-dstdir=$(basename $dst $ext)
+srcdir=$(basename ${src%.tar.*})
+dstdir=$(basename ${dst%.tar.*})
patch=$dstdir.patch
test -d $srcdir || unpack $src
test -d $dstdir || unpack $dst
if diff -Nur $srcdir $dstdir > $patch; then
echo "No diffs!"
+ rm $patch
else
echo "Patch created"
ls -lh $patch
diffstat $patch | tee $patch.diff
cat $patch.diff $patch | xz -9 > $patch.xz
+ rm $patch.diff $patch
fi
rm -rf $dstdir $srcdir