145 lines
3.5 KiB
Bash
Executable File
145 lines
3.5 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 "$(setvars "" _target rev _xm loc url bkup_url depend)"
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tmp_git_dir="${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 $target: undefined rev"
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[ -d "src/${project}/${tree}" ] && \
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printf "download/%s %s (%s): exists\n" \
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"${project}" "${tree}" "${_target}" 1>&2 && \
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return 1
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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/${project}"
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x_ fetch_project_repo "${project}"
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}
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fetch_config()
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{
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x_ rm -f "${cfgsdir}/"*/seen
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while true; do
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eval "$(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}" != "${tree}" ] && _target="${tree}" && continue
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break
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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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x_ touch "${cfgsdir}/${1}/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}" "${_target}"
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x_ cp -R "src/${project}/${project}" "src/${project}/${tree}"
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x_ git_reset_rev "src/${project}/${tree}" "${rev}"
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(
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x_ cd "src/${project}/${tree}"
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git submodule update --init --checkout || \
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err "prepare_new_tree ${project}/${tree}: can't update git modules"
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)
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git_am_patches "${PWD}/src/${project}/${tree}" \
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"${PWD}/${cfgsdir}/${tree}/patches"
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}
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fetch_project_repo()
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{
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scan_config "${project}" "config/git" "err"
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verify_config
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clone_project
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[ "${depend}" = "" ] || for d in ${depend} ; do
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x_ ./update trees -f ${d}
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done
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x_ rm -Rf "${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 "${url+x}" ] && err 'verify_config: url not set'
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return 0
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}
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clone_project()
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{
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x_ rm -Rf "${tmp_git_dir}"
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x_ mkdir -p "${tmp_git_dir%/*}"
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loc="${loc#src/}"
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loc="src/${loc}"
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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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err "clone_project ${loc}/: cannot reset <- ${rev}"
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git_am_patches "${tmp_git_dir}" "${PWD}/config/${project}/patches" || \
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err "clone_project ${loc}/: cannot apply patches"
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x_ rm -Rf "${loc}"
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[ "${loc}" = "${loc%/*}" ] || x_ mkdir -p ${loc%/*}
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x_ mv "${tmp_git_dir}" "${loc}"
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}
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git_reset_rev()
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{
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sdir="${1}"
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_rev="${2}"
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(
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x_ cd "${sdir}"
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git reset --hard ${_rev} || \
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err "cannot git reset ${sdir} <- ${rev}"
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)
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}
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git_am_patches()
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{
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sdir="${1}" # assumed to be absolute path
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patchdir="${2}" # ditto
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(
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x_ cd "${sdir}"
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for patch in "${patchdir}/"*; do
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[ -L "${patch}" ] && continue
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[ -f "${patch}" ] || continue
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if ! git am "${patch}"; then
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git am --abort || err "${sdir}: !git am --abort"
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err "!git am ${patch} -> ${sdir}"
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fi
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done
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)
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for patches in "${patchdir}/"*; do
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[ -L "${patches}" ] && continue
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[ ! -d "${patches}" ] || \
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git_am_patches "${sdir}" "${patches}" err || \
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err "apply_patches: !${sdir}/ ${patches}/"
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done
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}
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