Files
lbmk/include/git.sh
Leah Rowe cea88fa827 git.sh: simplify submodule handling in git_prep
u-boot doesn't use submodules, so there's no point in
checking for it. now we can do with just one call to
the git submodule command, for simplicity

also, general code cleanup in this file (minor code
formatting improvements)

Signed-off-by: Leah Rowe <leah@libreboot.org>
2024-01-01 16:47:16 +00:00

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# SPDX-License-Identifier: GPL-3.0-or-later
# 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 "$(setvars "" _target rev _xm loc url bkup_url depend)"
fetch_project_trees()
{
_target="${target}"
[ -d "src/${project}/${project}" ] || fetch_from_upstream
fetch_config
[ -z "${rev}" ] && err "fetch_project_trees $target: undefined rev"
if [ -d "src/${project}/${tree}" ]; then
printf "download/%s %s (%s): exists\n" \
"${project}" "${tree}" "${_target}" 1>&2
return 0
fi
prepare_new_tree
}
fetch_from_upstream()
{
[ -d "src/${project}/${project}" ] && return 0
x_ mkdir -p "src/${project}"
fetch_project_repo "${project}"
}
fetch_config()
{
rm -f "${cfgsdir}/"*/seen || err "fetch_config ${cfgsdir}: !rm seen"
while true; do
eval "$(setvars "" rev tree)"
_xm="fetch_config ${project}/${_target}"
load_target_config "${_target}"
[ "${_target}" = "${tree}" ] && break
_target="${tree}"
done
}
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/$tree" "update"
}
fetch_project_repo()
{
scan_config "${project}" "config/git" "err"
verify_config
clone_project
[ -z "${depend}" ] || for d in ${depend} ; do
x_ ./update trees -f ${d}
done
rm -Rf "${tmpgit}" || err "fetch_repo: !rm -Rf ${tmpgit}"
}
verify_config()
{
[ -z "${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()
{
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="$2"
git -C "$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 $_loc: !submod"
fi
[ "$_loc" = "${_loc%/*}" ] || x_ mkdir -p "${_loc%/*}"
mv "$tmpgit" "$_loc" || err "git_prep: !mv $tmpgit $_loc"
}
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
}