blob: 2e0c700d93789e5193c815569ba8b274d8d427ad [file] [log] [blame]
#!/bin/bash
HB_GIT_REPO=https://chromium.googlesource.com/external/github.com/harfbuzz/harfbuzz.git
HB_GIT_REF=origin/upstream/main
HB_GIT_DIR=third_party/externals/harfbuzz
HB_BUILD_DIR=$(dirname -- "$0")
previousrev() {
STEP="original revision" &&
HB_PREVIOUS_REV=$(git grep "${HB_GIT_REPO}" HEAD~1 -- DEPS | sed 's!.*'${HB_GIT_REPO}'@\([[:xdigit:]]\{40\}\).*!\1!')
}
nextrev() {
STEP="next revision" &&
git -C ${HB_GIT_DIR} fetch &&
HB_NEXT_REV=$(git -C ${HB_GIT_DIR} rev-parse ${HB_GIT_REF})
}
rolldeps() {
STEP="roll-deps" &&
sed -i'' -e "s!${HB_GIT_REPO}@${HB_PREVIOUS_REV}!${HB_GIT_REPO}@${HB_NEXT_REV}!" DEPS &&
tools/git-sync-deps &&
git add DEPS
}
rollbazel() {
STEP="roll-bazel" &&
sed -i'' -e "s!commit = \"${HB_PREVIOUS_REV}\",!commit = \"${HB_NEXT_REV}\",!" bazel/deps.bzl &&
git add bazel/deps.bzl
}
check_all_files_are_categorized() {
#for each file name in ${HB_GIT_DIR}/src/hb-*.{cc,h,hh}
# if the file name is not present in BUILD.gn
# should be added to BUILD.gn (in 'unused_sources' if unwanted)
#for each file name \"src/.*\" in BUILD.gn
# if the file name does not exist
# should be removed from BUILD.gn
STEP="Updating BUILD.gn" &&
HB_BUILD_DIR_REL=$(realpath --relative-to=${HB_GIT_DIR} ${HB_BUILD_DIR})
( # Create subshell for IFS, CDPATH, and cd.
# This implementation doesn't handle '"' or '\n' in file names.
IFS=$'\n' &&
CDPATH= &&
cd -- "${HB_GIT_DIR}" &&
HB_SOURCE_MISSING=false &&
find src -type f \( -name "*.cc" -o -name "*.h" -o -name "*.hh" \) | while read HB_SOURCE
do
if ! grep -qF "$HB_SOURCE" ${HB_BUILD_DIR_REL}/BUILD.gn; then
if ! ${HB_SOURCE_MISSING}; then
echo "Is in src/*.{cc,h,hh} but not in BUILD.gn:"
HB_SOURCE_MISSING=true
fi
echo " \"\$_${HB_SOURCE}\","
fi
done &&
GN_SOURCE_MISSING=false &&
grep -oE "\"\\\$_src/[^\"]+\"" ${HB_BUILD_DIR_REL}/BUILD.gn | sed 's/^...\(.*\).$/\1/' | while read GN_SOURCE
do
if [ ! -f "${GN_SOURCE}" ]; then
if ! ${GN_SOURCE_MISSING}; then
echo "Is referenced in BUILD.gn but does not exist:" &&
GN_SOURCE_MISSING=true
fi
echo "\"${GN_SOURCE}\""
fi
done &&
GN_SOURCE_DUPLICATES=$(sort ${HB_BUILD_DIR_REL}/BUILD.gn | uniq -d | grep -oE "\"\\\$_src/[^\"]+\"")
if [ ! -z ${GN_SOURCE_DUPLICATES} ]; then
echo "Is listed more than once in BUILD.gn:" &&
echo ${GN_SOURCE_DUPLICATES}
fi
)
}
commit() {
STEP="commit" &&
HB_PREVIOUS_REV_SHORT=$(expr substr "${HB_PREVIOUS_REV}" 1 8) &&
HB_NEXT_REV_SHORT=$(expr substr "${HB_NEXT_REV}" 1 8) &&
HB_COMMIT_COUNT=$(git -C ${HB_GIT_DIR} rev-list --count ${HB_PREVIOUS_REV}..${HB_NEXT_REV}) &&
git commit -m"Roll HarfBuzz from ${HB_PREVIOUS_REV_SHORT} to ${HB_NEXT_REV_SHORT} (${HB_COMMIT_COUNT} commits)
${HB_GIT_REPO}/+log/${HB_PREVIOUS_REV}..${HB_NEXT_REV}
Disable: treat-URL-as-trailer"
}
previousrev &&
nextrev &&
rolldeps "$@" &&
rollbazel &&
check_all_files_are_categorized &&
commit &&
true || { echo "Failed step ${STEP}"; exit 1; }