diff options
Diffstat (limited to 'include/git.sh')
| -rwxr-xr-x | include/git.sh | 128 |
1 files changed, 117 insertions, 11 deletions
diff --git a/include/git.sh b/include/git.sh index 2bf3b761..7f926c28 100755 --- a/include/git.sh +++ b/include/git.sh @@ -1,15 +1,123 @@ # SPDX-License-Identifier: GPL-3.0-or-later -# SPDX-FileCopyrightText: 2023 Leah Rowe <leah@libreboot.org> +# SPDX-FileCopyrightText: 2020,2021,2023 Leah Rowe <leah@libreboot.org> +# SPDX-FileCopyrightText: 2022 Caleb La Grange <thonkpeasant@protonmail.com> + +# This file is only used by update/project/trees + +eval "$(setvars "" _target rev _xm)" +eval "$(setvars "" loc url bkup_url depend)" +tmp_git_dir="${PWD}/tmp/gitclone" + +fetch_project_trees() +{ + _target="${target}" + [ -d "src/${project}/${project}" ] || fetch_from_upstream + fetch_config + [ -z "${rev}" ] && err "fetch_project_trees $target: undefined rev" + [ -d "src/${project}/${tree}" ] && \ + printf "download/%s %s (%s): exists\n" \ + "${project}" "${tree}" "${_target}" 1>&2 && \ + return 1 + prepare_new_tree +} + +fetch_from_upstream() +{ + [ -d "src/${project}/${project}" ] && return 0 + + x_ mkdir -p "src/${project}" + x_ fetch_project_repo "${project}" +} + +fetch_config() +{ + x_ rm -f "${cfgsdir}/"*/seen + while true; do + eval "$(setvars "" rev tree)" + _xm="fetch_config ${project}/${_target}" + load_target_config "${_target}" + [ "${_target}" != "${tree}" ] && _target="${tree}" && continue + break + done +} + +load_target_config() +{ + [ -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" + + . "${cfgsdir}/${1}/target.cfg" || \ + err "load_target_config ${cfgsdir}/${1}: cannot load config" + + x_ touch "${cfgsdir}/${1}/seen" +} + +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}" + ( + 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" +} + +fetch_project_repo() +{ + scan_config "${project}" "config/git" "err" + verify_config + + clone_project + [ "${depend}" = "" ] || for d in ${depend} ; do + x_ ./update project trees -f ${d} + done + x_ rm -Rf "${tmp_git_dir}" +} + +verify_config() +{ + [ -z "${rev+x}" ] && err 'verify_config: rev not set' + [ -z "${loc+x}" ] && err 'verify_config: loc not set' + [ -z "${url+x}" ] && err 'verify_config: url not set' + return 0 +} + +clone_project() +{ + x_ rm -Rf "${tmp_git_dir}" + x_ mkdir -p "${tmp_git_dir%/*}" + + loc="${loc#src/}" + loc="src/${loc}" + + git clone ${url} "${tmp_git_dir}" || \ + git clone ${bkup_url} "${tmp_git_dir}" || \ + err "clone_project: could not download ${project}" + git_reset_rev "${tmp_git_dir}" "${rev}" || \ + err "clone_project ${loc}/: cannot reset <- ${rev}" + git_am_patches "${tmp_git_dir}" "${PWD}/config/${project}/patches" || \ + err "clone_project ${loc}/: cannot apply patches" + + x_ rm -Rf "${loc}" + [ "${loc}" = "${loc%/*}" ] || x_ mkdir -p ${loc%/*} + x_ mv "${tmp_git_dir}" "${loc}" +} git_reset_rev() { sdir="${1}" _rev="${2}" - _fail="${3}" ( - cd "${sdir}" || "${_fail}" "cannot cd to ${sdir}" + x_ cd "${sdir}" git reset --hard ${_rev} || \ - "${_fail}" "cannot git reset ${sdir} <- ${rev}" + err "cannot git reset ${sdir} <- ${rev}" ) } @@ -17,23 +125,21 @@ git_am_patches() { sdir="${1}" # assumed to be absolute path patchdir="${2}" # ditto - _fail="${3}" ( - cd "${sdir}" || \ - "${_fail}" "apply_patches: !cd \"${sdir}\"" + x_ cd "${sdir}" for patch in "${patchdir}/"*; do [ -L "${patch}" ] && continue [ -f "${patch}" ] || continue if ! git am "${patch}"; then - git am --abort || "${_fail}" "${sdir}: !git am --abort" - "${_fail}" "!git am ${patch} -> ${sdir}" + git am --abort || err "${sdir}: !git am --abort" + err "!git am ${patch} -> ${sdir}" fi done ) for patches in "${patchdir}/"*; do [ -L "${patches}" ] && continue [ ! -d "${patches}" ] || \ - git_am_patches "${sdir}" "${patches}" "${_fail}" || \ - "${_fail}" "apply_patches: !${sdir}/ ${patches}/" + git_am_patches "${sdir}" "${patches}" err || \ + err "apply_patches: !${sdir}/ ${patches}/" done } |