Add linux musl static graphics support
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geruipu committed
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@@ -37,6 +37,10 @@ require_cmd() {
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fi
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}
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is_musl_rid() {
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[[ "$RID" == linux-musl-* ]]
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}
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ensure_tools() {
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require_cmd git
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require_cmd python3
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@@ -50,12 +54,84 @@ ensure_tools() {
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ensure_depot_tools() {
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local depot_dir="$WORK_DIR/depot_tools"
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local python_bin_dir
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python_bin_dir="$(dirname "$(command -v python3)")"
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if [[ ! -d "$depot_dir/.git" ]]; then
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git clone --depth 1 https://chromium.googlesource.com/chromium/tools/depot_tools.git "$depot_dir"
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else
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git -C "$depot_dir" pull --ff-only
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fi
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export PATH="$depot_dir:$PATH"
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if is_musl_rid; then
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initialize_depot_tools_system_python "$depot_dir"
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patch_depot_tools_python_deps "$depot_dir"
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fi
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export PATH="$python_bin_dir:$depot_dir:$PATH"
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}
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initialize_depot_tools_system_python() {
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local depot_dir="$1"
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local python_bin_dir
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python_bin_dir="$(dirname "$(command -v python3)")"
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if [[ -d "$depot_dir" ]]; then
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python3 - "$depot_dir" "$python_bin_dir" <<'PY'
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import os
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import pathlib
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import sys
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depot_dir = pathlib.Path(sys.argv[1]).resolve()
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python_bin_dir = pathlib.Path(sys.argv[2]).resolve()
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marker = depot_dir / "python3_bin_reldir.txt"
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marker.write_text(os.path.relpath(python_bin_dir, depot_dir) + "\n")
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PY
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fi
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}
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patch_depot_tools_python_deps() {
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local depot_dir="$1"
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local gsutil_dir="$depot_dir/external_bin/gsutil/gsutil_4.68/gsutil"
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local gsutil_third_party="$gsutil_dir/third_party"
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if [[ -d "$gsutil_dir" && ! -f "$gsutil_dir/six.py" ]]; then
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python3 - "$gsutil_dir/six.py" <<'PY'
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import pathlib
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import shutil
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import six
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import sys
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src = pathlib.Path(six.__file__)
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dest = pathlib.Path(sys.argv[1])
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shutil.copyfile(src, dest)
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PY
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fi
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if [[ -d "$gsutil_third_party" && ! -f "$gsutil_third_party/six.py" ]]; then
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python3 - "$gsutil_third_party/six.py" <<'PY'
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import pathlib
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import shutil
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import six
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import sys
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src = pathlib.Path(six.__file__)
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dest = pathlib.Path(sys.argv[1])
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shutil.copyfile(src, dest)
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PY
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fi
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}
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prepend_python_module_path() {
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local module="$1"
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local module_dir
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module_dir="$(python3 - "$module" <<'PY'
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import importlib
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import pathlib
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import sys
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module = importlib.import_module(sys.argv[1])
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print(pathlib.Path(module.__file__).parent)
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PY
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)"
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export PYTHONPATH="$module_dir:${PYTHONPATH:-}"
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}
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sync_skiasharp() {
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@@ -186,16 +262,28 @@ build_angle() {
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cd "$src"
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apply_angle_patches "$src"
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python3 scripts/bootstrap.py
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if is_musl_rid; then
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initialize_depot_tools_system_python "$src/third_party/depot_tools"
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patch_depot_tools_python_deps "$src/third_party/depot_tools"
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prepend_python_module_path six
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prepare_angle_gcs_artifacts "$src"
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fi
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prepare_musl_clang_runtime
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prepare_musl_libstdcxx_headers
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gclient sync -f -D -R
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local out_dir="$src/out/linux-static-$TARGET_CPU"
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local angle_is_clang="false"
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if is_musl_rid; then
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angle_is_clang="true"
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fi
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mkdir -p "$out_dir"
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cat >"$out_dir/args.gn" <<EOF_ARGS
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target_os = "linux"
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target_cpu = "$TARGET_CPU"
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is_debug = false
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is_component_build = false
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is_clang = false
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is_clang = $angle_is_clang
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treat_warnings_as_errors = false
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use_custom_libcxx = false
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use_sysroot = false
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@@ -208,6 +296,7 @@ angle_enable_swiftshader = false
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angle_enable_vulkan = false
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angle_enable_wgpu = false
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EOF_ARGS
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append_angle_musl_gn_args "$out_dir/args.gn"
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gn gen "$out_dir"
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ninja -C "$out_dir" -j "$BUILD_JOBS" libANGLE_static libGLESv2_static
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@@ -262,6 +351,121 @@ PY
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fi
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}
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prepare_angle_gcs_artifacts() {
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local src="$1"
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download_angle_gcs_artifact \
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angle-glslang-validator \
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"$src/tools/glslang/glslang_validator.sha1" \
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"$src/tools/glslang/glslang_validator"
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download_angle_gcs_artifact \
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angle-flex-bison \
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"$src/tools/flex-bison/linux/bison.sha1" \
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"$src/tools/flex-bison/linux/bison"
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download_angle_gcs_artifact \
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angle-flex-bison \
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"$src/tools/flex-bison/linux/flex.sha1" \
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"$src/tools/flex-bison/linux/flex"
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}
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download_angle_gcs_artifact() {
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local bucket="$1"
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local sha_file="$2"
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local output="$3"
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if [[ -f "$sha_file" && ! -f "$output" ]]; then
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local sha
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sha="$(tr -d '[:space:]' <"$sha_file")"
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curl -fsSL "https://storage.googleapis.com/$bucket/$sha" -o "$output"
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chmod +x "$output"
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fi
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}
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append_angle_musl_gn_args() {
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local args_file="$1"
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if is_musl_rid; then
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cat >>"$args_file" <<'EOF_ARGS'
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clang_base_path = "/usr"
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clang_use_chrome_plugins = false
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EOF_ARGS
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fi
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}
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prepare_musl_clang_runtime() {
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if ! is_musl_rid; then
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return 0
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fi
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local arch
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local gnu_triple
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case "$TARGET_CPU" in
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x64)
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arch="x86_64"
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gnu_triple="x86_64-unknown-linux-gnu"
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;;
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arm64)
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arch="aarch64"
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gnu_triple="aarch64-unknown-linux-gnu"
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;;
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*)
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echo "Unsupported musl ANGLE target_cpu for clang runtime: $TARGET_CPU" >&2
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return 1
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;;
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esac
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local src
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src="$(find /usr/lib/llvm* /usr/lib/clang -path "*/${arch}-alpine-linux-musl/libclang_rt.builtins-${arch}.a" -print -quit 2>/dev/null || true)"
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if [[ -z "$src" ]]; then
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echo "Could not find Alpine compiler-rt builtins for $arch" >&2
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return 1
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fi
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local clang_version
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clang_version="$(clang -print-resource-dir | awk -F/ '{print $NF}')"
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local dest_dir="/usr/lib/clang/$clang_version/lib/$gnu_triple"
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mkdir -p "$dest_dir"
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ln -sf "$src" "$dest_dir/libclang_rt.builtins.a"
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}
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prepare_musl_libstdcxx_headers() {
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if ! is_musl_rid; then
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return 0
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fi
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local arch
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local musl_triple
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case "$TARGET_CPU" in
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x64)
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arch="x86_64"
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musl_triple="x86_64-linux-musl"
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;;
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arm64)
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arch="aarch64"
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musl_triple="aarch64-linux-musl"
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;;
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*)
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echo "Unsupported musl ANGLE target_cpu for libstdc++ headers: $TARGET_CPU" >&2
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return 1
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;;
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esac
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local cxx_root
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cxx_root="$(find /usr/include/c++ -mindepth 1 -maxdepth 1 -type d -print -quit 2>/dev/null || true)"
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if [[ -z "$cxx_root" ]]; then
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echo "Could not find libstdc++ include root" >&2
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return 1
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fi
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local src_dir="$cxx_root/${arch}-alpine-linux-musl"
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local dest_dir="$cxx_root/$musl_triple"
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if [[ ! -d "$src_dir" ]]; then
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echo "Could not find Alpine libstdc++ target headers: $src_dir" >&2
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return 1
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fi
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ln -sfn "$src_dir" "$dest_dir"
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}
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copy_first_existing() {
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local dest="$1"
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shift
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