Files
lbmk/include/git.sh
Leah Rowe dae10dd482 git.sh: remove meaningless check
in the function that immediately follows, it
starts two for loops that check every item in
that directory, using the asterisk wildcard.

if the directory does not exist, then the for
loop will simply break on first pass.

Signed-off-by: Leah Rowe <leah@libreboot.org>
2024-05-22 15:53:37 +01:00

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# SPDX-License-Identifier: GPL-3.0-or-later
# SPDX-FileCopyrightText: 2020,2021,2023,2024 Leah Rowe <leah@libreboot.org>
# SPDX-FileCopyrightText: 2022 Caleb La Grange <thonkpeasant@protonmail.com>
eval "$(setvars "" _target rev _xm loc url bkup_url depend tree_depend xtree)"
fetch_project_trees()
{
_target="${target}"
[ ! -d "src/${project}/${project}" ] && x_ mkdir -p "src/${project}" \
&& fetch_project_repo "${project}"
fetch_config
if [ -d "src/${project}/${tree}" ]; then
printf "download/%s %s (%s): exists\n" \
"${project}" "${tree}" "${_target}" 1>&2
return 0
fi
prepare_new_tree
}
fetch_config()
{
rm -f "${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} check: infinite loop in tree definitions"
. "$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/${loc}"
if [ -d "${loc}" ]; then
printf "%s already exists, so skipping download\n" "$loc" 1>&2
return 0
fi
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" ] || [ $# -gt 2 ]; then
[ ! -f "$tmpgit/.gitmodules" ] || git -C "$tmpgit" submodule \
update --init --checkout || $err "git_prep $_loc: !submod"
patch_submodules
if [ "$project" = "coreboot" ] && [ -n "$xtree" ] && \
[ "$xtree" != "$tree" ]; then
(
cd "$tmpgit/util" || $err "prep $_loc: !cd $tmpgit/util"
rm -Rf crossgcc || $err "prep $_loc: !rm xgcc"
ln -s "../../$xtree/util/crossgcc" crossgcc || \
$err "prep $_loc: can't create xgcc symlink"
) || $err "prep $_loc: can't create xgcc symlink"
fi
fi
[ "$xbmk_release" = "y" ] && [ "$_loc" != "src/$project/$project" ] \
&& rmgit "$tmpgit"
[ "$_loc" = "${_loc%/*}" ] || x_ mkdir -p "${_loc%/*}"
mv "$tmpgit" "$_loc" || $err "git_prep: !mv $tmpgit $_loc"
[ -n "$xtree" ] && [ ! -d "src/coreboot/$xtree" ] && \
x_ ./update trees -f coreboot "$xtree"; return 0
}
patch_submodules()
{
moddir="${PWD}/config/submodule/$project"
[ -n "$tree" ] && moddir="$moddir/$tree"
[ -d "$moddir" ] || return 0
git -C "$tmpgit" submodule status | awk '{print $2}' > \
"$tmpdir/modules" || $err "$moddir: cannot list submodules"
while read -r modsrcdir; do
modpatchdir="$moddir/${modsrcdir##*/}/patches"
git_am_patches "$tmpgit/$modsrcdir" "$modpatchdir"
done < "$tmpdir/modules"
}
git_am_patches()
{
for _patch in "$2/"*; do
[ -L "$_patch" ] || [ ! -f "$_patch" ] || git -C "$1" am \
"$_patch" || $err "git_am $1 $2: !git am $_patch"; continue
done
for _patches in "$2/"*; do
[ ! -L "$_patches" ] && [ -d "$_patches" ] && \
git_am_patches "$1" "$_patches"; continue
done
}