#! /bin/sh

umask 022 &&

git archive --format=tar --prefix=remove-old-files/ "${1:-HEAD}" |
   (cd "$HOME/tmp" && exec tar xf -) &&

cp -ap docs "$HOME/tmp/remove-old-files" &&

cd "$HOME/tmp/remove-old-files" &&
chmod -R u=rwX,go=rX docs &&

python setup.py sdist --formats=bztar &&
cd dist && mv remove-old-files-*.tar.bz2 ../.. && cd ../.. && exec rm -rf remove-old-files