fix-linux-rpm-package

#!/bin/bash
. ./BUILDDEFS

# Create RPM spec file from existing RPM
create_rpm_spec() {
	local package=$1
	local spec=$2
	rpm -qp --qf "Name: %{NAME}
Version: %{VERSION}
Release: %{RELEASE}
BuildArch: %{ARCH}
Group: %{GROUP}
License: %{LICENSE}
Source RPM: %{SOURCERPM}
Vendor: Olofson Arcade
Packager: David Olofson <david@olofson.net>
URL: %{URL}
Summary: %{SUMMARY}

%%description
%{DESCRIPTION}

%%files
/usr/bin/*
/usr/share/doc/*
/usr/share/kobo*/*
/usr/share/applications/*
/usr/share/pixmaps/*
" ${package} > ${spec}
}

set -ex

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

# Unpack
mkdir ${PKGTMP}
cd ${PKGTMP}
rpm2cpio ${PKGFILE} | cpio -idmv
cd ..

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

create_rpm_spec ${PKGFILE} "${WORKDIR}/koboredux.spec"
echo "--- Generated spec ---"
cat "${WORKDIR}/koboredux.spec"
echo "----------------------"

# Repackage and clean up
archdir=$(rpm -qp --qf "%{ARCH}" ${PKGFILE})
rm ${PKGFILE}
rpmbuild --buildroot "${PKGTMP}" --define "_rpmdir $(pwd)" -bb "${WORKDIR}/koboredux.spec"
mv ${archdir}/*.rpm ${PKGFILE}
rm -rf ${archdir}
rm "${WORKDIR}/koboredux.spec"
rm -rf ${PKGTMP}