fix-linux-deb-package

#!/bin/bash
#
# === THIS SCRIPT NEEDS TO RUN AS (FAKE)ROOT ===
#
. ./BUILDDEFS

set -ex

PKGFILE=$1
PKGTMP="${WORKDIR}/$(basename ${PKGFILE}).tmp"
rm -rf ${PKGTMP}

# Unpack
mkdir ${PKGTMP}
dpkg-deb -R ${PKGFILE} ${PKGTMP}
rm ${PKGFILE}
cd ${PKGTMP}

# Generate new md5sums
find . -type f ! -regex '.*.hg.*' ! -regex '.*?debian-binary.*' ! -regex '.*?DEBIAN.*' -printf '%P ' | xargs md5sum > DEBIAN/md5sums
chmod 644 DEBIAN/md5sums

# Fix bogus permissions
find . -type d -print0 | xargs -0 chmod 755
find usr/share -type f -print0 | xargs -0 chmod 644
find usr/bin -type f -print0 | xargs -0 chmod 755

# Repackage and clean up
cd ..
dpkg-deb -b ${PKGTMP} ${PKGFILE}
rm -rf ${PKGTMP}