#!/bin/bash

tarball=$1

if [ "x$tarball" == "x" ]

then

  echo "usage: $0 tarball" 1>&2

  exit 1

fi

path=${tarball%%.tar.gz}

tar tzf $tarball  \

  | grep -E '\.(h|py|v)$'   \

  | sed -e "s/$path/./"  \

  | sort >/tmp/tarball-h-files

find . \( -name '*.h' -o -name '*.py' \) -print | grep -v ./$path | sort >/tmp/build-h-files

comm -23 /tmp/build-h-files /tmp/tarball-h-files

# rm /tmp/tarball-h-files /tmp/build-h-files