mkDebPkg

#!/bin/sh
# Construct debianized package for cryptmount
# RW Penney, June 2010

PACKAGE=cryptmount
VERSION=`sed -n 's/^AC_INIT[^,]*, *\([^,)]*\).*/\1/p' ../configure.ac`
PSEUDO_VERSION=""
DEBDIR=$(dirname $(realpath $0))
UPSDIR=..

# $VERSION refers to the true version number associated with a *.tar.gz file
# $PSEUDO_VERSION is the stable release number for which a .deb should be generated

printHelp() {
    cat <<EOF
Syntax: $0 [-d|--upstream-dir DIR] [--pseudo-version N] [-u|--upstream-version]
Upstream-version: ${VERSION}
Upstream-directory: `realpath ${UPSDIR}`
EOF
}

while [ $# -gt 0 ]; do
    case "$1" in
        -d|--upstream-dir)
            UPSDIR="$2"
            shift ;;
        --pseudo-version)
            PSEUDO_VERSION="$2"
            shift ;;
        -u|--upstream-version)
            VERSION="$2"
            shift ;;
        -h|--help)
            printHelp; exit 0 ;;
        -*)
            echo "Unrecognized option \"$1\""
            printHelp; exit 1 ;;
    esac
    shift
done

if [ -z "${PSEUDO_VERSION}" ]; then
    PSEUDO_VERSION="${VERSION}"
fi

SRCPKG=$(realpath ${UPSDIR})/"${PACKAGE}-${VERSION}.tar.gz"
if [ ! -r "${SRCPKG}" ]; then
    echo "Upstream package ${SRCPKG} is not readable"
    exit 1
fi

echo "Building Debian version ${PSEUDO_VERSION} from ${SRCPKG} ..."


DEBFILES="changelog control copyright \
            docs cryptmount.lintian-overrides \
            rules preinst postinst postrm watch \
            patches/ source/ upstream/"

debtransform="s,/usr/local/etc/,/etc/,g; \
            s,/usr/local/bin/,/usr/bin/,g; \
            s,/usr/local/sbin/,/usr/sbin/,g"
TXFILES="INSTALL.md README.md README.sshfs cmtab.example"

TMPDIR=/tmp/cm-deb-${VERSION}-$$
PKGDIR="${TMPDIR}/${PACKAGE}-${PSEUDO_VERSION}"


export QUILT_PATCHES=debian/patches
export QUILT_PATCH_OPTS="--reject-format=unified"
export QUILT_DIFF_ARGS="-p ab --no-timestamps --no-index --color=auto"
export QUILT_REFRESH_ARGS="-p ab --no-timestamps --no-index"


test -d "${TMPDIR}" || mkdir "${TMPDIR}"
tar -C "${TMPDIR}" -zxf ${SRCPKG}
if [ "${PSEUDO_VERSION}" != "${VERSION}" ]; then
    mv "${TMPDIR}/${PACKAGE}-${VERSION}" "${PKGDIR}"
fi

test -d patches || mkdir patches
(cd "${PKGDIR}"; test -d debian || mkdir debian)
if [ -n "${DEBFILES}" ]; then
    tar -C "${DEBDIR}" -cf - ${DEBFILES} | \
    tar -C "${PKGDIR}/debian" -xpf -
    (cd "${PKGDIR}"; rm -f debian/p*.ex)
fi

cd "${PKGDIR}"
quilt new docfiles-pathnames.patch
for fl in ${TXFILES}; do
    quilt add "${fl}"
    sed "${debtransform}" ${fl} > ${fl}-debtx && mv ${fl}-debtx ${fl}
done
cat <<EOF | quilt header -r
Description: Correct installation pathnames in documentation
 Some documentation files not installed except in Debian packaging
Author: RW Penney <cryptmount@rwpenney.uk>
Forwarded: not-needed
EOF
quilt refresh


cd "${TMPDIR}"
cp ${SRCPKG} ${TMPDIR}/${PACKAGE}_${PSEUDO_VERSION}.orig.tar.gz
test -e ${SRCPKG}.sig && cp ${SRCPKG}.sig ${TMPDIR}/${PACKAGE}_${PSEUDO_VERSION}.orig.tar.gz.sig
dpkg-source -b ${TMPDIR}/${PACKAGE}-${PSEUDO_VERSION}

cd "${DEBDIR}"
mv ${TMPDIR}/${PACKAGE}_* ./
rm -rf ${TMPDIR}

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