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# Pack binary package files into an opk file
#
# Copyright (C) 2012, 2019 Patrick McDermott
#
# This file is part of opkbuild.
#
# opkbuild is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# opkbuild is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with opkbuild. If not, see <http://www.gnu.org/licenses/>.
set -eu
build_opk()
{
local binary="${1}"
local version="${2}"
local arch="${3}"
local plat="${4}"
local date="${5}"
shift 5
local find_not_link=
local touch_noderef=
local sort_r=
ob_info "$(ob_get_msg 'build_opk')" \
"${binary}_${version}_${arch}_${plat}.opk"
mkdir -p '.opkbuild'
# Don't dereference symbolic links. They might be absolute paths, and
# we don't want to attempt to affect the system on which we're building.
# Also, we want to set the mtimes of the links themselves, if possible.
rm -f '.opkbuild/touch-noderef.none' '.opkbuild/touch-noderef.link'
ln -s '.opkbuild/touch-noderef.none' '.opkbuild/touch-noderef.link'
if ${TOUCH} -h '.opkbuild/touch-noderef.link' 1>/dev/null 2>/dev/null
then
if test -f '.opkbuild/touch-noderef.none'; then
find_not_link='! -type l' touch_noderef=''
else
find_not_link='' touch_noderef='-h'
fi
else
find_not_link='! -type l' touch_noderef=''
fi
rm -f '.opkbuild/touch-noderef.none' '.opkbuild/touch-noderef.link'
# Detect whether BusyBox tar inserts files listed with -T in reverse
# order.
touch '.opkbuild/a' '.opkbuild/b'
if [ x"$(printf '.opkbuild/a\n.opkbuild/b\n' | ${TAR} -c -T - | \
${TAR} -t | head -n 1)" = x'.opkbuild/b' ]; then
sort_r='-r'
else
sort_r=''
fi
rm -f '.opkbuild/a' '.opkbuild/b'
find "${binary}.control" "${binary}.data" ${find_not_link} | xargs \
${TOUCH} ${touch_noderef} -t "${date}"
# This utility runs with (fake) privileges, so we can chown what we're
# about to tar.
find "${binary}.control" "${binary}.data" | xargs chown -h 0:0
(cd -- "${binary}.control" && find '.' | LC_ALL=C sort ${sort_r} | \
${TAR} -cf '../control.tar' --no-recursion -T -)
(cd -- "${binary}.data" && find '.' | LC_ALL=C sort ${sort_r} | \
${TAR} -cf '../data.tar' --no-recursion -T -)
${TOUCH} -t "${date}" 'control.tar' 'data.tar'
${GZIP} 'control.tar' 'data.tar'
${TAR} -cf "../../${binary}_${version}_${arch}_${plat}.tar" \
'debian-binary' 'control.tar.gz' 'data.tar.gz'
rm -Rf 'control.tar.gz' 'data.tar.gz'
${TOUCH} -t "${date}" "../../${binary}_${version}_${arch}_${plat}.tar"
${GZIP} "../../${binary}_${version}_${arch}_${plat}.tar"
mv "../../${binary}_${version}_${arch}_${plat}.tar.gz" \
"../../${binary}_${version}_${arch}_${plat}.opk"
return 0
}
main()
{
local date=
local pkg=
local arch=
local plat=
if ! ob_set_text_domain 'opkbuild'; then
printf '%s: Error: Failed to load locale messages\n' \
"${0##*/}" >&2
return 1
fi
ob_init_package '..' || return 1
date="$(ob_touch_t_gmtime "${SOURCE_DATE_EPOCH}")"
printf '2.0\n' >'debian-binary'
${TOUCH} -t "${date}" 'debian-binary'
if [ x"${OB_DO_SOURCE:+set}" = x'set' ]; then
build_opk "src-${OPK_SOURCE}" "${OPK_SOURCE_VERSION}" \
'src' 'all' "${date}"
else
for pkg in ${OPK_PACKAGES_REDUCED}; do
arch="$(ob_get_binary_parameter "${pkg}" \
'Architecture')"
[ x"${arch}" != x'all' ] && arch="${OPK_HOST_ARCH}"
plat="$(ob_get_binary_parameter "${pkg}" 'Platform')"
[ x"${plat}" != x'all' ] && plat="${OPK_HOST_PLAT}"
build_opk "${pkg}" "${OPK_BINARY_VERSION}" \
"${arch}" "${plat}" "${date}"
done
fi
rm 'debian-binary'
return 0
}
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