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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()
{
[ -z "${1}" ] && err "project name not specified"
project="${1#src/}" && shift 1
configure_targets $@
printf "Downloading %s and applying patches\n" ${project}
for x in ${targets}; do
download_for_target "${x}"
done
}
configure_targets()
{
cfgsdir="config/${project}"
[ -d "${cfgsdir}" ] || err "unsupported project name"
targets=$(listitems "${cfgsdir}")
[ $# -gt 0 ] && targets=$@
[ -z "${targets}" ] || return 0
err "No targets for project: ${project}"
}
download_for_target()
{
_target="${1}"
fetch_config
[ -d "src/${project}/${tree}" ] && \
printf "download/%s %s (%s): exists\n" \
"${project}" "${tree}" "${_target}" 1>&2 && return 0
fetch_from_upstream
prepare_new_tree
}
fetch_config()
{
x_ rm -f "${cfgsdir}/"*/seen
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}/${_target}/target.cfg\""
[ "${_target}" != "${tree}" ] && _target="${tree}" && continue
[ -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 "src/${project}/${project}" ] && return 0
x_ mkdir -p "src/${project}"
x_ ./update project repo "${project}"
}
prepare_new_tree()
{
printf "Creating %s tree %s (%s)\n" "${project}" "${tree}" "${_target}"
x_ cp -R "src/${project}/${project}" "src/${project}/${tree}"
x_ git_reset_rev "src/${project}/${tree}" "${rev}" "err"
(
x_ cd "src/${project}/${tree}"
git submodule update --init --checkout || \
err "prepare_new_tree ${project}/${tree}: can't update git modules"
)
git_am_patches "${PWD}/src/${project}/${tree}" \
"${PWD}/${cfgsdir}/${tree}/patches" "err"
}
main $@
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