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|
#!/bin/busybox sh
#
# opkg - Multiarch support wrapper for opkg
#
# Copyright (C) 2020 Patrick 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/>.
set -eu
BB='/bin/busybox'
BIN='/var/lib/opkg/bin'
save_bb()
{
local file=
local link=
local name=
local prio=
"${BB}" mkdir "${BIN}" 2>/dev/null || :
"${BB}" cp -p "${BB}" "${BIN}/busybox"
while read file; do
case "${file}" in
/bin/busybox) ;;
/bin/?* | /sbin/?* | /usr/bin/?* | /usr/sbin/?*)
"${BB}" ln -sf 'busybox' "${BIN}/${file##*/}"
;;
esac
done 0<<-EOF
$(/usr/bin/opkg-cl files busybox)
EOF
while read link name prio; do
"${BB}" ln -sf 'busybox' "${BIN}/${link##*/}"
done 0</usr/share/busybox/alternatives
export PATH="${PATH}:${BIN}"
export OPKG_BUSYBOX_SAVED='1'
return 0
}
unsave_bb()
{
rm -f "${BIN}/"*
}
main()
{
local first_arg=
local arch_arg=
local arg=
first_arg=true
arch_arg=''
for arg in "${@}"; do
if ${first_arg}; then
set --
if [ -e '/etc/opkg/opkg.conf' ]; then
set -- "${@}" --conf '/etc/opkg/opkg.conf'
fi
set -- "${@}" \
--add-arch all:100 \
--add-arch "$(cat /etc/proteanos_arch):50" \
--add-arch src:100
first_arg=false
elif [ -n "${arch_arg}" ]; then
case "${arg}" in -* | '')
printf '%s: Option "%s" requires an argument\n'\
"${0}" "${arch_arg}" 1>&2
return 1
esac
set -- "${@}" --add-arch "${arg}:100"
arch_arg=''
continue
fi
case "${arg}" in
-a | --host-architecture)
arch_arg="${arg}"
continue
;;
-a*)
arg="${arg#-a}"
set -- "${@}" --add-arch "${arg}:100"
continue
;;
--host-architecture=*)
arch_arg="${arg%=*}"
arg="${arg#--host-architecture=}"
if [ -z "${arg}" ]; then
printf '%s: Option "%s" requires '$(: \
)'an argument\n' \
"${0}" "${arch_arg}" 1>&2
return 1
fi
set -- "${@}" --add-arch "${arg}:100"
arch_arg=''
continue
;;
esac
set -- "${@}" "${arg}"
done
if [ -n "${arch_arg}" ]; then
printf '%s: Option "%s" requires an argument\n' \
"${0}" "${arch_arg}" 1>&2
return 1
fi
save_bb
if /usr/bin/opkg-cl "${@}"; then
unsave_bb
return 0
else
unsave_bb
return ${?}
fi
}
main "${@}"
|
