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https://codeberg.org/libreboot/lbmk.git
synced 2026-07-14 23:39:33 +02:00
handle project downloads in main lbmk script
this means the unified /tmp handling is now provided for in both the former "fetch" and "fetch_trees" script, which are now (respectively): ./update project repo ./update project trees if the fetch scripts weren't cleaning /tmp before, they now are, because lbmk handles it Signed-off-by: Leah Rowe <leah@libreboot.org>
This commit is contained in:
Leah Rowe
Executable
+199
@@ -0,0 +1,199 @@
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#!/usr/bin/env sh
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# helper script: create code trees based on git revision, with patches
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# (currently used for downloading coreboot, seabios and u-boot)
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#
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# Copyright (C) 2014-2016,2020,2021,2023 Leah Rowe <info@minifree.org>
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# Copyright (C) 2022 Alper Nebi Yasak <alpernebiyasak@gmail.com>
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# Copyright (C) 2022 Ferass El Hafidi <vitali64pmemail@protonmail.com>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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[ "x${DEBUG+set}" = 'xset' ] && set -v
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set -u -e
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. "include/err.sh"
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_target=""
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tree=""
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rev=""
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project=""
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cfgsdir=""
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main()
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{
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id -u 1>/dev/null 2>/dev/null || \
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err "cannot ascertain user id"
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if [ "$(id -u)" = "0" ]; then
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err "running lbmk as root is not permitted"
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fi
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./checkgit || err "Please read: https://libreboot.org/docs/build/"
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rm -f "${cfgsdir}"/*/seen || err_rm_seen "main 1"
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printf "Downloading %s and (if available) applying patches\n" \
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${project}
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[ -z "${1}" ] && err "project name not specified"
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project="${1}"
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cfgsdir="resources/${project}"
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[ -d "${cfgsdir}" ] || err "unsupported project name"
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shift 1
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targets=$(./build command options "${cfgsdir}")
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[ $# -gt 0 ] && targets=$@
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[ -z "${targets}" ] && \
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err "No targets available for project: ${project}"
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for x in ${targets}; do
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rm -f "${cfgsdir}"/*/seen || err_rm_seen "main 2"
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download_for_target "${x}" || \
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err "${project}/${target}: cannot download source tree"
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done
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rm -f "${cfgsdir}"/*/seen || err_rm_seen "main 3"
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}
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download_for_target()
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{
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_target="${1}"
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tree="undefined"
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rev="undefined"
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fetch_config "${_target}" || \
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err "download_for_target: ${project}/${_target}: bad target.cfg"
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rm -f "${cfgsdir}"/*/seen || err_rm_seen "download_for_target"
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if [ -d "${project}/${tree}" ]; then
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printf "REMARK: download/%s %s: exists. Skipping.\n" \
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"${project}" "${tree}" 1>&2
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[ "${tree}" != "${_target}" ] && \
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printf "(for target: '%s}')\n" "${_target}" 1>&2
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return 0
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fi
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fetch_from_upstream || \
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err "download_for_target: cannot fetch: ${project}"
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prepare_new_tree "${_target}" "${tree}" "${rev}" || \
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err "download_for_target: cannot create tree: ${project}/${tree}"
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}
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fetch_config()
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{
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_target=${1}
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while true; do
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rev="undefined"
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tree="undefined"
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check_config_for_target "${_target}" || return 1
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# This is to override $rev and $tree
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. "${cfgsdir}/${_target}/target.cfg" || \
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err "fetch_config: no \"${cfgsdir}/${_target}/target.cfg\""
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if [ "${_target}" != "${tree}" ]; then
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_target="${tree}"
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continue
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elif [ "${tree}" = "undefined" ]; then
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printf "ERROR (fetch_config): download/%s:" 1>&2
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printf " tree name undefined for '%s\n'" \
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"${project}" "${_target}" 1>&2
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return 1
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elif [ "${rev}" = "undefined" ]; then
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printf "ERROR (fetch_config): download/%s:" 1>&2
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printf " commit ID undefined for '%s'\n" \
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"${project}" "${_target}" 1>&2
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return 1
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else
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break
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fi
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done
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}
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check_config_for_target()
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{
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_target=${1}
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if [ ! -f "${cfgsdir}/${_target}/target.cfg" ]; then
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printf "ERROR: download/%s: target.cfg does not" \
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"${project}" 1>&2
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printf " exist for '%s'\n" "${_target}" 1>&2
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return 1
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elif [ -f "${cfgsdir}/${_target}/seen" ]; then
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printf "ERROR: download/%s: logical loop:" "${project}" 1>&2
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printf " '%s' target.cfg refers to another tree," "${_target}" \
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1>&2
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printf " which ultimately refers back to '%s'." "${_target}" \
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1>&2
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return 1
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fi
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touch "${cfgsdir}/${_target}/seen" || \
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err "${project}/${_target}: touch \"${cfgsdir}/${_target}/seen\""
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}
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fetch_from_upstream()
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{
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[ -d "${project}" ] || mkdir -p "${project}" || return 1
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[ -d "${project}" ] || return 1
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[ -d "${project}/${project}" ] && return 0
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./fetch ${project} || return 1
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}
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prepare_new_tree()
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{
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target=${1}
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tree=${2}
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rev=${3}
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printf "Preparing %s tree: %s\n" ${project} ${tree}
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[ "${tree}" != "${target}" ] && \
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printf "(for target, %s)\n" "${target}"
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cp -R "${project}/${project}" "${project}/${tree}" || \
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err "${project}/${tree}: cannot copy source tree"
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(
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cd "${project}/${tree}" || err "cannot cd to ${project}/${tree}"
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git reset --hard ${rev} || \
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err "cannot reset ${project} revision for tree, ${tree}"
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git submodule update --init --checkout || \
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err "cannot update ${project} submodules for tree, ${tree}"
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for patch in "../../${cfgsdir}/${tree}/patches/"*.patch; do
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[ -f "${patch}" ] || continue
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if ! git am "${patch}"; then
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git am --abort || \
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err "${project}/${tree}: FAILED: git am --abort"
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err "cannot patch: ${project}/${tree}"
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fi
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done
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# extra.sh can be used for anything
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# but should *only* be a last resort
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if [ -f "../../${cfgsdir}/${tree}/extra.sh" ]; then
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"../../${cfgsdir}/${tree}/extra.sh" || \
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err "prepare_new_tree ${project}/${tree}: extra.sh: error"
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fi
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)
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}
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err_rm_seen()
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{
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err "${1}: ${project}/${target}: cannot rm: \"${cfgsdir}/*/seen\""
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}
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main $@
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