150 lines
4.2 KiB
Bash
Executable File
150 lines
4.2 KiB
Bash
Executable File
# SPDX-License-Identifier: GPL-3.0-or-later
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# SPDX-FileCopyrightText: 2020,2021,2023 Leah Rowe <leah@libreboot.org>
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# SPDX-FileCopyrightText: 2022 Caleb La Grange <thonkpeasant@protonmail.com>
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# This file is only used by update/project/trees
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eval "$(setvars "" _target rev _xm loc url bkup_url depend patchfail)"
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tmp_git_dir="${PWD}/tmp/gitclone"
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fetch_project_trees()
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{
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_target="${target}"
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[ -d "src/${project}/${project}" ] || fetch_from_upstream
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fetch_config
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[ -z "${rev}" ] && err "fetch_project_trees $target: undefined rev"
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if [ -d "src/${project}/${tree}" ]; then
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printf "download/%s %s (%s): exists\n" \
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"${project}" "${tree}" "${_target}" 1>&2
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return 0
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fi
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prepare_new_tree
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}
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fetch_from_upstream()
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{
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[ -d "src/${project}/${project}" ] && return 0
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x_ mkdir -p "src/${project}"
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fetch_project_repo "${project}"
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}
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fetch_config()
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{
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rm -f "${cfgsdir}/"*/seen || err "fetch_config ${cfgsdir}: !rm seen"
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while true; do
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eval "$(setvars "" rev tree)"
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_xm="fetch_config ${project}/${_target}"
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load_target_config "${_target}"
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[ "${_target}" = "${tree}" ] && break
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_target="${tree}"
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done
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}
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load_target_config()
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{
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[ -f "${cfgsdir}/${1}/target.cfg" ] || \
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err "${_xm} check: target.cfg does not exist"
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[ -f "${cfgsdir}/${1}/seen" ] && \
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err "${_xm} check: infinite loop in tree definitions"
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. "${cfgsdir}/${1}/target.cfg" || \
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err "load_target_config ${cfgsdir}/${1}: cannot load config"
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touch "${cfgsdir}/${1}/seen" || \
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err "load_config $cfgsdir/$1: !mk seen"
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}
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prepare_new_tree()
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{
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printf "Creating %s tree %s (%s)\n" "$project" "$tree" "$_target"
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remkdir "${tmp_git_dir%/*}"
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cp -R "src/${project}/${project}" "${tmp_git_dir}" || \
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err "prepare_new_tree ${project}/${tree}: can't make tmpclone"
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git_reset_rev "${tmp_git_dir}" "${rev}"
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git_am_patches "${tmp_git_dir}" "$PWD/$cfgsdir/$tree/patches" || \
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err "prepare_new_tree ${project}/${tree}: patch fail"
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[ ! -f "${tmp_git_dir}/.gitmodules" ] || \
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git -C "${tmp_git_dir}" submodule update --init --checkout \
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|| err "prepare_new_tree ${project}/${tree}: !submodules"
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[ "${patchfail}" = "y" ] && err "PATCH FAIL"
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mv "${tmp_git_dir}" "src/${project}/${tree}" || \
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err "prepare_new_tree ${project}/${tree}: can't copy tmpclone"
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}
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fetch_project_repo()
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{
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scan_config "${project}" "config/git" "err"
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verify_config
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clone_project
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[ -z "${depend}" ] || for d in ${depend} ; do
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x_ ./update trees -f ${d}
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done
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rm -Rf "${tmp_git_dir}" || err "fetch_repo: !rm -Rf ${tmp_git_dir}"
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}
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verify_config()
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{
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[ -z "${rev+x}" ] && err 'verify_config: rev not set'
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[ -z "${loc+x}" ] && err 'verify_config: loc not set'
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[ -z "${url+x}" ] && err 'verify_config: url not set'; return 0
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}
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clone_project()
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{
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remkdir "${tmp_git_dir%/}"
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loc="${loc#src/}"
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loc="src/${loc}"
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if [ -d "${loc}" ]; then
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printf "%s already exists, so skipping download\n" "$loc" 1>&2
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return 0
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fi
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git clone ${url} "${tmp_git_dir}" || \
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git clone ${bkup_url} "${tmp_git_dir}" || \
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err "clone_project: could not download ${project}"
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git_reset_rev "${tmp_git_dir}" "${rev}"
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git_am_patches "${tmp_git_dir}" "${PWD}/config/${project}/patches" \
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|| err "clone_project ${project} ${loc}: patch fail"
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[ "${patchfail}" = "y" ] && err "PATCH FAIL"
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x_ rm -Rf "${loc}"
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[ "${loc}" = "${loc%/*}" ] || x_ mkdir -p "${loc%/*}"
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mv "${tmp_git_dir}" "${loc}" || \
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err "clone_project: !mv ${tmp_git_dir} ${loc}"
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}
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git_reset_rev()
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{
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git -C "${1}" reset --hard ${2} || err "!git reset ${1} <- ${2}"
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if [ "$project" != "coreboot" ] && [ "$project" != "u-boot" ] && \
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[ -f "${1}/.gitmodules" ]; then
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git -C "${1}" submodule update --init --checkout || \
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err "git_reset_rev ${1}: can't download submodules"
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fi
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}
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git_am_patches()
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{
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sdir="${1}" # assumed to be absolute path
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patchdir="${2}" # ditto
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for patch in "${patchdir}/"*; do
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[ -L "${patch}" ] && continue
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[ -f "${patch}" ] || continue
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git -C "${sdir}" am "${patch}" || patchfail="y"
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[ "${patchfail}" != "y" ] && continue
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git -C "$sdir" am --abort || err "$sdir: !git am --abort"
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err "!git am ${patch} -> ${sdir}"
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done
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for patches in "${patchdir}/"*; do
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[ -L "${patches}" ] && continue
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[ ! -d "${patches}" ] && continue
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git_am_patches "${sdir}" "${patches}"
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done
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[ "${patchfail}" = "y" ] && return 1; return 0
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}
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