1#!/bin/bash 2 3HB_GIT_REPO=https://chromium.googlesource.com/external/github.com/harfbuzz/harfbuzz.git 4HB_GIT_REF=origin/upstream/main 5HB_GIT_DIR=third_party/externals/harfbuzz 6HB_BUILD_DIR=$(dirname -- "$0") 7 8previousrev() { 9 STEP="original revision" && 10 HB_PREVIOUS_REV=$(git grep "${HB_GIT_REPO}" HEAD~1 -- DEPS | sed 's!.*'${HB_GIT_REPO}'@\([[:xdigit:]]\{40\}\).*!\1!') 11} 12 13nextrev() { 14 STEP="next revision" && 15 git -C ${HB_GIT_DIR} fetch && 16 HB_NEXT_REV=$(git -C ${HB_GIT_DIR} rev-parse ${HB_GIT_REF}) 17} 18 19rolldeps() { 20 STEP="roll-deps" && 21 sed -i'' -e "s!${HB_GIT_REPO}@${HB_PREVIOUS_REV}!${HB_GIT_REPO}@${HB_NEXT_REV}!" DEPS && 22 tools/git-sync-deps && 23 git add DEPS 24} 25 26rollbazel() { 27 STEP="roll-bazel" && 28 sed -i'' -e "s!commit = \"${HB_PREVIOUS_REV}\",!commit = \"${HB_NEXT_REV}\",!" bazel/deps.bzl && 29 git add bazel/deps.bzl 30} 31 32check_all_files_are_categorized() { 33 #for each file name in ${HB_GIT_DIR}/src/hb-*.{cc,h,hh} 34 # if the file name is not present in BUILD.gn 35 # should be added to BUILD.gn (in 'unused_sources' if unwanted) 36 37 #for each file name \"src/.*\" in BUILD.gn 38 # if the file name does not exist 39 # should be removed from BUILD.gn 40 41 STEP="Updating BUILD.gn" && 42 HB_BUILD_DIR_REL=$(realpath --relative-to=${HB_GIT_DIR} ${HB_BUILD_DIR}) 43 ( # Create subshell for IFS, CDPATH, and cd. 44 # This implementation doesn't handle '"' or '\n' in file names. 45 IFS=$'\n' && 46 CDPATH= && 47 cd -- "${HB_GIT_DIR}" && 48 49 HB_SOURCE_MISSING=false && 50 find src -type f \( -name "*.cc" -o -name "*.h" -o -name "*.hh" \) | while read HB_SOURCE 51 do 52 if ! grep -qF "$HB_SOURCE" ${HB_BUILD_DIR_REL}/BUILD.gn; then 53 if ! ${HB_SOURCE_MISSING}; then 54 echo "Is in src/*.{cc,h,hh} but not in BUILD.gn:" 55 HB_SOURCE_MISSING=true 56 fi 57 echo " \"\$_${HB_SOURCE}\"," 58 fi 59 done && 60 61 GN_SOURCE_MISSING=false && 62 grep -oE "\"\\\$_src/[^\"]+\"" ${HB_BUILD_DIR_REL}/BUILD.gn | sed 's/^...\(.*\).$/\1/' | while read GN_SOURCE 63 do 64 if [ ! -f "${GN_SOURCE}" ]; then 65 if ! ${GN_SOURCE_MISSING}; then 66 echo "Is referenced in BUILD.gn but does not exist:" && 67 GN_SOURCE_MISSING=true 68 fi 69 echo "\"${GN_SOURCE}\"" 70 fi 71 done && 72 73 GN_SOURCE_DUPLICATES=$(sort ${HB_BUILD_DIR_REL}/BUILD.gn | uniq -d | grep -oE "\"\\\$_src/[^\"]+\"") 74 if [ -n "${GN_SOURCE_DUPLICATES}" ]; then 75 echo "Is listed more than once in BUILD.gn:" && 76 echo ${GN_SOURCE_DUPLICATES} 77 fi 78 ) 79} 80 81commit() { 82 STEP="commit" && 83 HB_PREVIOUS_REV_SHORT=$(expr substr "${HB_PREVIOUS_REV}" 1 8) && 84 HB_NEXT_REV_SHORT=$(expr substr "${HB_NEXT_REV}" 1 8) && 85 HB_COMMIT_COUNT=$(git -C ${HB_GIT_DIR} rev-list --count ${HB_PREVIOUS_REV}..${HB_NEXT_REV}) && 86 git commit -m"Roll HarfBuzz from ${HB_PREVIOUS_REV_SHORT} to ${HB_NEXT_REV_SHORT} (${HB_COMMIT_COUNT} commits) 87 88${HB_GIT_REPO}/+log/${HB_PREVIOUS_REV}..${HB_NEXT_REV} 89 90Disable: treat-URL-as-trailer" 91} 92 93previousrev && 94nextrev && 95rolldeps "$@" && 96rollbazel && 97check_all_files_are_categorized && 98commit && 99true || { echo "Failed step ${STEP}"; exit 1; } 100