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- # SPDX-License-Identifier: GPL-3.0-or-later
- # Copyright (c) 2020-2021,2023-2024 Leah Rowe <leah@libreboot.org>
- # Copyright (c) 2022 Caleb La Grange <thonkpeasant@protonmail.com>
- eval "$(setvars "" _target rev _xm loc url bkup_url depend tree_depend xtree \
- mdir subrev subrepo subrepo_bkup)"
- fetch_project_trees()
- {
- _target="$target"
- [ ! -d "src/$project/$project" ] && x_ mkdir -p "src/$project" \
- && fetch_project_repo "$project"
- fetch_config
- e "src/$project/$tree" d && return 0
- prepare_new_tree
- }
- fetch_config()
- {
- rm -f "$cfgsdir/"*/seen || $err "fetch_config $cfgsdir: !rm seen"
- eval "$(setvars "" xtree tree_depend)"
- while true; do
- eval "$(setvars "" rev tree)"
- _xm="fetch_config $project/$_target"
- load_target_config "$_target"
- [ "$_target" = "$tree" ] && break
- _target="$tree"
- done
- [ -n "$tree_depend" ] && [ "$tree_depend" != "$tree" ] && \
- x_ ./update trees -f "$project" "$tree_depend"; return 0
- }
- load_target_config()
- {
- [ -f "$cfgsdir/$1/target.cfg" ] || $err "$1: target.cfg missing"
- [ -f "$cfgsdir/$1/seen" ] && $err "$_xm cfg: infinite loop in trees"
- . "$cfgsdir/$1/target.cfg" || $err "load_target_config !$cfgsdir/$1"
- touch "$cfgsdir/$1/seen" || $err "load_config $cfgsdir/$1: !mk seen"
- }
- prepare_new_tree()
- {
- printf "Creating %s tree %s (%s)\n" "$project" "$tree" "$_target"
- cp -R "src/$project/$project" "$tmpgit" || \
- $err "prepare_new_tree $project/$tree: can't make tmpclone"
- git_prep "$PWD/$cfgsdir/$tree/patches" "src/$project/$tree" "update"
- }
- fetch_project_repo()
- {
- eval "$(setvars "" xtree tree_depend)"
- scan_config "$project" "config/git"
- [ -z "${loc+x}" ] && $err "fetch_project_repo $project: loc not set"
- [ -z "${url+x}" ] && $err "fetch_project_repo $project: url not set"
- clone_project
- [ -z "$depend" ] || for d in $depend ; do
- x_ ./update trees -f $d
- done
- rm -Rf "$tmpgit" || $err "fetch_repo: !rm -Rf $tmpgit"
- }
- clone_project()
- {
- loc="${loc#src/}"
- loc="src/$loc"
- e "$loc" d && return 0
- git clone $url "$tmpgit" || git clone $bkup_url "$tmpgit" \
- || $err "clone_project: could not download $project"
- git_prep "$PWD/config/$project/patches" "$loc"
- }
- git_prep()
- {
- _patchdir="$1"
- _loc="$2"
- [ -z "${rev+x}" ] && $err "git_prep $_loc: rev not set"
- git -C "$tmpgit" reset --hard $rev || $err "git -C $_loc: !reset $rev"
- git_am_patches "$tmpgit" "$_patchdir" || $err "!am $_loc $_patchdir"
- if [ "$project" != "coreboot" ] || [ $# -gt 2 ]; then
- prep_submodules "$_loc"
- fi
- [ "$project" = "coreboot" ] && [ -n "$xtree" ] && [ $# -gt 2 ] && \
- [ "$xtree" != "$tree" ] && link_crossgcc "$_loc"
- [ "$xbmk_release" = "y" ] && [ "$_loc" != "src/$project/$project" ] \
- && rmgit "$tmpgit"
- move_repo "$_loc"
- }
- prep_submodules()
- {
- [ -f "$tmpgit/.gitmodules" ] || return 0
- mdir="$PWD/config/submodule/$project"
- [ -n "$tree" ] && mdir="$mdir/$tree"
- if [ -f "$mdir/module.list" ]; then
- cat "$mdir/module.list" > "$tmpdir/modules" || \
- $err "!cp $mdir/module.list $tmpdir/modules"
- else
- git -C "$tmpgit" submodule status | awk '{print $2}' > \
- "$tmpdir/modules" || $err "$mdir: cannot list submodules"
- fi
- while read -r msrcdir; do
- fetch_submodule "$msrcdir"
- patch_submodule "$msrcdir"
- done < "$tmpdir/modules"
- # some build systems may download more (we want to control it)
- rm -f "$tmpgit/.gitmodules" || $err "!rm .gitmodules as per: $mdir"
- }
- fetch_submodule()
- {
- mcfgdir="$mdir/${1##*/}"
- eval "$(setvars "" subrev subrepo subrepo_bkup)"
- [ ! -f "$mcfgdir/module.cfg" ] || . "$mcfgdir/module.cfg" || \
- $err "! . $mcfgdir/module.cfg"
- if [ -n "$subrepo" ] || [ -n "$subrepo_bkup" ]; then
- [ -n "$subrev" ] || $err "$1, $mdir: subrev not defined"
- rm -Rf "$tmpgit/$1" || $err "!rm '$mdir' '$1'"
- for mod in "$subrepo" "$subrepo_bkup"; do
- [ -z "$mod" ] && continue
- git clone "$mod" "$tmpgit/$1" || rm -Rf "$tmpgit/$1" \
- || $err "!rm $mod $project $cfgdir $1"
- [ -d "$tmpgit/$1" ] && break
- done
- [ -d "$tmpgit/$1" ] || $err "!clone $mod $project $mcfgdir $1"
- else
- git -C "$tmpgit" submodule update --init --checkout -- "$1" \
- || $err "$mdir: !update $1"
- fi
- }
- patch_submodule()
- {
- [ -z "$subrev" ] || git -C "$tmpgit/$1" reset --hard "$subrev" || \
- $err "$mdir $1: cannot reset git revision"
- git_am_patches "$tmpgit/$1" "$mdir/${1##*/}/patches"
- }
- git_am_patches()
- {
- for _patch in "$2/"*; do
- [ -L "$_patch" ] || [ ! -f "$_patch" ] || git -C "$1" am \
- "$_patch" || $err "$1 $2: !git am $_patch"; continue
- done
- for _patches in "$2/"*; do
- [ ! -L "$_patches" ] && [ -d "$_patches" ] && \
- git_am_patches "$1" "$_patches"; continue
- done
- }
- link_crossgcc()
- {
- (
- cd "$tmpgit/util" || $err "prep $1: !cd $tmpgit/util"
- rm -Rf crossgcc || $err "prep $1: !rm xgcc"
- ln -s "../../$xtree/util/crossgcc" crossgcc || $err "$1: !xgcc link"
- ) || $err "$1: !xgcc link"
- }
- move_repo()
- {
- [ "$1" = "${1%/*}" ] || x_ mkdir -p "${1%/*}"
- mv "$tmpgit" "$1" || $err "git_prep: !mv $tmpgit $1"
- [ -n "$xtree" ] && [ ! -d "src/coreboot/$xtree" ] && \
- x_ ./update trees -f coreboot "$xtree"; return 0
- }
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