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|
#! /bin/sh
#
# opkhelper
# src/oh-gencontrol
# Generates a control directory with a control file and scripts.
#
# Copyright (C) 2012 Patrick "P. J." McDermott
#
# This program 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.
#
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
. @@LIBDIR@@/opkhelper/controlfields
print_usage()
{
printf 'Usage: %s -s | pkgname...\n' "$1"
}
missing_field()
{
printf 'oh-gencontrol: Error: Missing field "%s" in control file.\n' \
"${1}" >&2
exit 2
}
invalid_pkg_name()
{
printf 'oh-gencontrol: Error: Invalid package name: "%s"\n' "${1}" >&2
exit 2
}
copy_required_field()
{
if [ ${#} -eq 2 ]; then
{ printf '%s: ' "${1}" && oh_get_field "${1}";} >> "${2}"
[ ${?} -eq 1 ] && missing_field "${1}"
else
{ printf '%s: ' "${2}" && oh_get_field "${1}" "${2}";} >> "${3}"
[ ${?} -eq 1 ] && missing_field "${2}"
fi
}
copy_optional_field()
{
if [ ${#} -eq 2 ]; then
field=$(printf '%s: ' "${1}" && oh_get_field "${1}")
[ ${?} -eq 0 ] && printf '%s\n' "${field}" >> "${2}"
else
field=$(printf '%s: ' "${2}" && oh_get_field "${1}" "${2}")
[ ${?} -eq 0 ] && printf '%s\n' "${field}" >> "${3}"
fi
}
gen_control_src()
{
srcpkg=$(oh_get_field Source) || missing_field Source
oh_validate_pkg_name "${srcpkg}" || invalid_pkg_name "${srcpkg}"
printf 'oh-gencontrol: Generating control directory for package "%s"...\n' \
"${srcpkg}-src"
control_dir="${srcpkg}-src.control"
control="${control_dir}/control"
mkdir "${control_dir}"
chmod 644 "${control_dir}"
printf 'Package: %s\n' "${srcpkg}-src" > ${control}
printf 'Source: %s\n' "${srcpkg}" >> ${control}
copy_required_field Version ${control}
printf 'Architecture: all\n' >> ${control}
# TODO: Calculate "Installed-Size".
copy_required_field Maintainer ${control}
copy_optional_field Homepage ${control}
chmod 644 ${control}
}
gen_control_bin()
{
binpkg="${1}"
oh_validate_pkg_name "${binpkg}" || invalid_pkg_name "${binpkg}"
printf 'oh-gencontrol: Generating control directory for package "%s"...\n' \
"${binpkg}"
data_dir="${binpkg}.data"
control_dir="${binpkg}.control"
control="${control_dir}/control"
mkdir "${control_dir}"
chmod 644 "${control_dir}"
# Binary and source package names and version.
copy_required_field ${binpkg} Package ${control}
copy_required_field Source ${control}
copy_required_field Version ${control}
# TODO: Handle architecture.
{ printf 'Architecture: ' && oh_get_field ${binpkg} Architecture;} \
>> ${control}
[ ${?} -eq 1 ] && missing_field Architecture
# Optional fields.
copy_optional_field ${binpkg} Essential ${control}
copy_optional_field ${binpkg} Depends ${control}
copy_optional_field ${binpkg} Recommends ${control}
copy_optional_field ${binpkg} Suggests ${control}
copy_optional_field ${binpkg} Pre-Depends ${control}
copy_optional_field ${binpkg} Conflicts ${control}
copy_optional_field ${binpkg} Provides ${control}
copy_optional_field ${binpkg} Replaces ${control}
# TODO: Calculate "Installed-Size".
copy_required_field Maintainer ${control}
copy_required_field ${binpkg} Description ${control}
copy_optional_field Homepage ${control}
chmod 644 ${control}
# Maintainer scripts.
for script in preinst postinst prerm postrm; do
if [ -L ../${binpkg}.pkg/${script} ]; then
target=$(ls -l "../${binpkg}.pkg/${script}" | \
sed 's/^.* -> \(.*\)$/\1/')
ln -s ${target} ${control_dir}/${script}
elif [ -f ../${binpkg}.pkg/${script} ]; then
cp ../${binpkg}.pkg/${script} ${control_dir}
chmod 755 ${control_dir}/${script}
fi
done
# Conffiles.
# Adapted from dh_installdeb of debhelper.
if [ -d ${data_dir}/etc ]; then
find ${data_dir}/etc -type f | sed "s@^${data_dir}@@" \
>> ${control_dir}/conffiles
if [ -z "$(head -n 1 ${control_dir}/conffiles)" ]; then
rm -f ${control_dir}/conffiles
else
chmod 644 ${control_dir}/conffiles
fi
fi
# MD5 checksums.
find ${data_dir} -type f | sort | xargs md5sum | sed "s@ ${data_dir}@ @" \
> ${control_dir}/md5sums
if [ -z "$(head -n 1 ${control_dir}/md5sums)" ]; then
rm -f ${control_dir}/md5sums
else
chmod 644 ${control_dir}/md5sums
fi
}
if [ ${#} -eq 0 ]; then
print_usage ${0} >&2
exit 1
fi
is_src=false
opts=$(getopt -n "${0}" -o 's' -- "${@}")
if [ ${?} -ne 0 ]; then
print_usage "${0}" >&2
exit 1;
fi
eval set -- "${opts}"
while true; do
case "${1}" in
-s)
is_src=true
shift
;;
--)
shift
break
;;
*)
print_usage "${0}" >&2
exit 1
;;
esac
done
if ${is_src}; then
gen_control_src
else
if [ ${#} -eq 0 ]; then
print_usage "${0}" >&2
exit 1
fi
while [ ${#} -gt 0 ]; do
gen_control_bin "${1}"
shift
done
fi
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