build.sh

#!/usr/bin/env bash

set -eux

# Build script for local macOS environment

# Some path variables
_root_dir=$(dirname $(greadlink -f $0))
_download_cache="$_root_dir/build/download_cache"
_src_dir="$_root_dir/build/src"
_main_repo="$_root_dir/ungoogled-chromium"

# Clone to get the Chromium Source
clone=true
while getopts 'd' OPTION; do
  case "$OPTION" in
    d)
      clone=false
      ;;
  esac
done

shift "$(($OPTIND -1))"

_arch=${1:-arm64}

# Add local clang and build tools to PATH
# export PATH="$PATH:$_src_dir/third_party/llvm-build/Release+Asserts/bin"

rm -rf "$_src_dir/out" || true
mkdir -p "$_download_cache"

if $clone; then
  "$_root_dir/retrieve_and_unpack_resource.sh" -g $_arch
else
  "$_root_dir/retrieve_and_unpack_resource.sh" -d -g $_arch
fi

mkdir -p "$_src_dir/out/Default"

# Apply patches and substitutions
python3 "$_main_repo/utils/prune_binaries.py" "$_src_dir" "$_main_repo/pruning.list"
python3 "$_main_repo/utils/patches.py" apply "$_src_dir" "$_main_repo/patches" "$_root_dir/patches"
python3 "$_main_repo/utils/domain_substitution.py" apply -r "$_main_repo/domain_regex.list" -f "$_main_repo/domain_substitution.list" "$_src_dir"
# Set build flags
cat "$_main_repo/flags.gn" "$_root_dir/flags.macos.gn" > "$_src_dir/out/Default/args.gn"

# Set target_cpu to the corresponding architecture
if [[ $_arch == "arm64" ]]; then
  echo 'target_cpu = "arm64"' >> "$_src_dir/out/Default/args.gn"
else
  echo 'target_cpu = "x64"' >> "$_src_dir/out/Default/args.gn"
fi

mkdir -p "$_src_dir/third_party/llvm-build/Release+Asserts"
mkdir -p "$_src_dir/third_party/rust-toolchain/bin"

"$_root_dir/retrieve_and_unpack_resource.sh" -p $_arch

cd "$_src_dir"

./tools/gn/bootstrap/bootstrap.py -o out/Default/gn --skip-generate-buildfiles
./tools/rust/build_bindgen.py

./out/Default/gn gen out/Default --fail-on-unused-args

ln -s "$_src_dir/third_party" "$_src_dir/../third_party"

ninja -C out/Default chrome chromedriver

"$_root_dir/sign_and_package_app.sh"