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#!/usr/bin/env sh
# SPDX-License-Identifier: GPL-3.0-or-later
# SPDX-FileCopyrightText: 2014-2016,2020,2021,2023 Leah Rowe <leah@libreboot.org>
# SPDX-FileCopyrightText: 2022 Alper Nebi Yasak <alpernebiyasak@gmail.com>
# SPDX-FileCopyrightText: 2022 Ferass El Hafidi <vitali64pmemail@protonmail.com>
[ "x${DEBUG+set}" = 'xset' ] && set -v
set -u -e
. "include/err.sh"
. "include/git.sh"
. "include/option.sh"
eval "$(setvars "" _target tree rev project cfgsdir _xm)"
main()
{
printf "Downloading %s and applying patches\n" ${project}
[ -z "${1}" ] && err "project name not specified"
project="${1}"
cfgsdir="config/${project}"
[ -d "${cfgsdir}" ] || err "unsupported project name"
shift 1
targets=$(listitems "${cfgsdir}")
[ $# -gt 0 ] && targets=$@
[ -z "${targets}" ] && err "No targets for project: ${project}"
for x in ${targets}; do
x_ rm -f "${cfgsdir}/"*/seen
download_for_target "${x}"
done
}
download_for_target()
{
_target="${1}"
tree="undefined"
rev="undefined"
fetch_config "${_target}"
if [ -d "${project}/${tree}" ]; then
printf "REMARK: download/%s %s (%s): exists. Skipping.\n" \
"${project}" "${tree}" "${_target}" 1>&2
else
fetch_from_upstream
prepare_new_tree
fi
}
fetch_config()
{
_target=${1}
while true; do
eval "$(setvars "" rev tree)"
_xm="fetch_config ${project}/${_target}"
check_config_for_target "${_target}"
# This is to override $rev and $tree
. "${cfgsdir}/${_target}/target.cfg" || \
err "fetch_config: no \"${cfgsdir}/${_target}/target.cfg\""
if [ "${_target}" != "${tree}" ]; then
_target="${tree}"
continue
fi
[ -z ${tree} ] && err "${_xm}: tree undefined"
[ -z ${rev} ] && err "${_xm}: revision undefined"
break
done
}
check_config_for_target()
{
[ -f "${cfgsdir}/${1}/target.cfg" ] || \
err "${_xm} check: target.cfg does not exist"
[ -f "${cfgsdir}/${1}/seen" ] && \
err "${_xm} check: infinite loop in tree definitions"
x_ touch "${cfgsdir}/${1}/seen"
}
fetch_from_upstream()
{
[ -d "${project}" ] || mkdir -p "${project}" || return 1
[ -d "${project}" ] || return 1
[ -d "${project}/${project}" ] && return 0
x_ ./update project repo "${project}"
}
prepare_new_tree()
{
printf "Creating %s tree %s (%s)\n" "${project}" "${tree}" "${_target}"
x_ cp -R "${project}/${project}" "${project}/${tree}"
x_ git_reset_rev "${project}/${tree}" "${rev}" "err"
(
x_ cd "${project}/${tree}"
git submodule update --init --checkout || \
err "prepare_new_tree ${project}/${tree}: can't update git modules"
)
git_am_patches "${PWD}/${project}/${tree}" \
"${PWD}/${cfgsdir}/${tree}/patches" "err"
}
main $@
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