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download/coreboot: much cleaner coding style 

top-down order, and *still* rfc 3676 compliant

i finished simplifying the logic, and
i split everything into smaller functions

there is still more more polishing to do

final touches will be done in new revisions
fsdg20230625
Leah Rowe 2023-05-15 04:05:27 +01:00
parent 2d69072a09
commit bea6735395
1 changed files with 52 additions and 68 deletions
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120
resources/scripts/download/coreboot
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@ -89,75 +89,10 @@ download_coreboot_for_board()
return 0
fi
[ ! -d coreboot ] && \
mkdir -p coreboot
[ ! -d coreboot ] && \
exit 1
[ -d coreboot/coreboot ] && \
rm -Rf coreboot/coreboot
[ -d coreboot/coreboot ] && \
exit 1
./gitclone coreboot || \
exit 1
gitclone_coreboot_from_upstream || exit 1
cd "coreboot/"
cp -R coreboot "${cbtree}" || touch ../build_error
if [ -d ../build_error ]; then
printf "ERROR: download/coreboot: Unable to copy directory."
printf " Check file system permissions or free space.\n"
rm -Rf "${cbtree}/"
cd ../
return 1
fi
cd ${cbtree}/
git reset --hard ${cbrevision} || touch ../../build_error
if [ -f ../../build_error ]; then
printf "ERROR: download/coreboot: Unable to reset to commit"
printf " ID/tag '%s' for board '%s' on tree '%s'\n" \
${cbrevision} ${1} ${cbtree}
cd ../../
return 1
fi
git submodule update --init --checkout || touch ../../build_error
if [ -f ../../build_error ]; then
printf "ERROR: download/coreboot:"
printf " Unable to update submodules for tree '%s'\n" \
${cbtree}
cd ../../
return 1
fi
for patch in ../../resources/coreboot/${cbtree}/patches/*.patch; do
[ ! -f "${patch}" ] && continue
git am "${patch}" || touch ../../build_error
if [ -f ../../build_error ]; then
printf "ERROR: download/coreboot: Unable to apply"
printf " patch '%s' for board '%s' on tree '%s'" \
${patch} ${1} ${cbtree}
git am --abort
cd ../../
return 1
fi
done
# extra.sh can be used for anything
# but should *only* be a last resort
if [ -f "../../resources/coreboot/${_board}/extra.sh" ]; then
"../../resources/coreboot/${_board}/extra.sh" \
|| touch ../../build_error
if [ -f ../../build_error ]; then
cd ../../; return 1
fi
return 0
else
cd ../../
return 0
fi
prepare_new_coreboot_tree "${1}" "${cbtree}" "${cbrevision}" \
|| exit 1
}
fetch_coreboot_config()
@ -211,6 +146,55 @@ check_config_for_board()
return 0
}
gitclone_coreboot_from_upstream()
{
[ ! -d coreboot ] && \
mkdir -p coreboot
[ ! -d coreboot ] && \
return 1
[ -d coreboot/coreboot ] && \
rm -Rf coreboot/coreboot
[ -d coreboot/coreboot ] && \
return 1
./gitclone coreboot || \
return 1
return 0
}
prepare_new_coreboot_tree()
{
board=${1}
cbtree=${2}
cbrevision=${3}
printf "Preparing coreboot tree: %s\n" ${cbtree}
[ "${cbtree}" != "${board}" ] && \
printf "(for board: %s)\n" "${board}"
cp -R coreboot/coreboot "coreboot/${cbtree}" || exit 1
(
cd "coreboot/${cbtree}" || exit 1
git reset --hard ${cbrevision} || exit 1
git submodule update --init --checkout || exit 1
for patch in ../../resources/coreboot/${cbtree}/patches/*.patch; do
[ ! -f "${patch}" ] && \
continue
if ! git am "${patch}"; then
git am --abort
exit 1
fi
done
# extra.sh can be used for anything
# but should *only* be a last resort
if [ -f "../../resources/coreboot/${_board}/extra.sh" ]; then
"../../resources/coreboot/${_board}/extra.sh" || \
exit 1
fi
)
}
usage()
{
progname="./download coreboot"