mirror of
https://github.com/archlinux/aur.git
synced 2026-03-14 23:16:48 +01:00
300 lines
7.8 KiB
Bash
Executable file
300 lines
7.8 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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shopt -s inherit_errexit
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#set -x
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_git() {
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git -c safe.bareRepository=all "$@"
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}
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_ln() {
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rm -rf "$2" && ln -sf "$1" "$2"
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}
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if [[ ! -v ARCH_FLUTTER_TARGET_CPU || -z "$ARCH_FLUTTER_TARGET_CPU" ]]; then
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CARCH="${CARCH:-}"
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if [[ $CARCH == 'aarch64' ]]; then
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ARCH_FLUTTER_TARGET_CPU=arm64
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else
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ARCH_FLUTTER_TARGET_CPU=x64
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fi
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fi
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ARCH_FLUTTER_ENGINE_URL="${ARCH_FLUTTER_ENGINE_URL:-https://github.com/flutter/engine.git}"
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ARCH_FLUTTER_DEPOT_TOOL_URL="${ARCH_FLUTTER_DEPOT_TOOL_URL:-https://chromium.googlesource.com/chromium/tools/depot_tools.git}"
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readonly flutter_outdir="linux_release_$ARCH_FLUTTER_TARGET_CPU"
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_setup_build_env()
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{
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export \
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PATH="$(pwd)/.engine-src/depot_tools:$PATH" \
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DEPOT_TOOLS_UPDATE=0 \
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VPYTHON_BYPASS='manually managed python not supported by chrome operations'
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}
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setup_flutter_env()
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{
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export FLUTTER_ENGINE="$(pwd)/.engine-src/engine"
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local -r engine_version="$(git -C "${FLUTTER_ENGINE}" describe --tags)"
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if [[ -n "$engine_version" && "$(vercmp "$engine_version" '3.16.0')" == -1 ]]; then
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export ARCH_FLUTTER_OPTS='--local-engine=arch_release --no-version-check --suppress-analytics'
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else
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export ARCH_FLUTTER_OPTS='--local-engine=arch_release --local-engine-host=arch_release --no-version-check --suppress-analytics'
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fi
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}
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_patch_flutter()
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{
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sed -i 's|--no-enable-mirrors "$SCRIPT_PATH"|--no-enable-mirrors "$SCRIPT_PATH" $ARCH_FLUTTER_OPTS|' \
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"$1/bin/internal/shared.sh"
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sed -i 's|exec "$DART" --disable-dart-dev --packages="$FLUTTER_TOOLS_DIR/.dart_tool/package_config.json" $FLUTTER_TOOL_ARGS "$SNAPSHOT_PATH" "$@"|exec "$DART" --disable-dart-dev --packages="$FLUTTER_TOOLS_DIR/.dart_tool/package_config.json" $FLUTTER_TOOL_ARGS "$SNAPSHOT_PATH" $ARCH_FLUTTER_OPTS "$@"|' \
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"$1/bin/internal/shared.sh"
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}
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_clone_src()
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{
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local -r url="$1"
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local -r dest="$2"
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local -r ref="${3:-origin/HEAD}"
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local -r filename="$(basename "$dest")"
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# Clone repo.
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if [[ -e "$dest" ]]; then
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local remote_url="$(_git -C "$dest" config --get remote.origin.url)"
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if [[ "${url%%.git}" != "${remote_url%%.git}" ]] ; then
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>&2 echo "$dest is not a clone of $url."
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return 1
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fi
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_git -C "$dest" fetch --all -p
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else
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_git clone --mirror "$url" "$dest"
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fi
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local _abs_git_dir="$(_git -C "$dest" rev-parse --absolute-git-dir)"
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mkdir -p "$_abs_git_dir/info"
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echo '* -export-subst -export-ignore' > "$_abs_git_dir/info/attributes"
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# Create working copy in current dir.
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mkdir -p '.engine-src'
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if [[ -e ".engine-src/$filename" ]]; then
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_git -C ".engine-src/$filename" fetch
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else
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_git clone --origin=origin -s "$dest" ".engine-src/$filename"
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fi
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if [[ -n "$ref" ]]; then
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_git -C ".engine-src/$filename" checkout --force --no-track -B makepkg "$ref"
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fi
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}
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_prepare_build()
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{
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local -r outdir="$1"
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local -r version="$2"
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if [[ $(vercmp "$version" '3.14.0') == -1 ]]; then
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local -r python_exec='python3.11'
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else
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local -r python_exec='python3'
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fi
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if ! "$python_exec" --version &>/dev/null; then
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>&2 echo "Engine version $version requires $python_exec."
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return 1
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fi
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sed -i "s/exec \"python3\"/exec \"$python_exec\"/" '.engine-src/depot_tools/vpython3'
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_setup_build_env
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local -r engine_src_dir="$(pwd)/.engine-src/engine"
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mkdir -p "$outdir" && pushd "$outdir"
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cat >.gclient <<EOF
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solutions = [
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{
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"name": "src/flutter",
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"url": "file://${engine_src_dir}${version+"@$version"}",
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"managed": False,
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"custom_deps": {},
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"custom_vars": {}
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}
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]
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EOF
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gclient.py sync -n -D -R \
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--with_branch_heads \
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--with_tags \
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--output-json='gclient-sync.json' \
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--shallow \
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--no-bootstrap \
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|| { >&2 echo '`gclient.py sync` command failed.'; return 1; }
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sed -i "s/'python3'/'$python_exec'/" 'src/flutter/DEPS'
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gclient.py runhooks \
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|| { >&2 echo '`gclient.py runhooks` command failed.'; return 1; }
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cd 'src'
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sed -i 's|prefix = rebased_clang_dir|prefix= ""|g' 'build/toolchain/linux/BUILD.gn' # use system clang
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sed -i 's|}/|}|g' 'build/toolchain/linux/BUILD.gn' # use system clang
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sed -i 's|rebase|#|g' 'build/toolchain/linux/BUILD.gn'
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if [[ -e 'third_party/angle/BUILD.gn' ]]; then
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sed -i 's|$wayland_dir|//third_party/angle/third_party/wayland|' \
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'third_party/angle/BUILD.gn' \
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'third_party/angle/src/common/vulkan/BUILD.gn' \
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'third_party/angle/src/third_party/volk/BUILD.gn'
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sed -i 's|import("//build/config/chromecast_build.gni")||' 'third_party/angle/src/tests/BUILD.gn'
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fi
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sed -i '/-Wno-deprecated-literal-operator/d' 'build/config/compiler/BUILD.gn'
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sed -i '/G_DEFINE_AUTOPTR_CLEANUP_FUNC(PangoLayout, g_object_unref)/d' 'flutter/shell/platform/linux/fl_accessible_text_field.cc'
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# Not our problem.
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sed -i 's/"-Werror",//' 'build/config/compiler/BUILD.gn'
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cat > 'third_party/dart/build/dart/prebuilt_dart_sdk.gni' <<-EOF
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import("../executable_suffix.gni")
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_dart_root = rebase_path("../..")
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#_prebuilt_dart_exe = ""
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#_prebuilt_dart_exe_trial = ""
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prebuilt_dart_exe_works = true
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EOF
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#_ln "${srcdir}/emsdk" 'buildtools/emsdk'
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popd
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}
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_build()
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{
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local -r outdir="$1"
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_setup_build_env
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pushd "$outdir"
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cd 'src'
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"./flutter/tools/gn" --no-prebuilt-dart-sdk --verbose --out-dir="$outdir" \
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--linux \
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--linux-cpu="$ARCH_FLUTTER_TARGET_CPU" \
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--no-goma \
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--lto \
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--enable-vulkan \
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--target-sysroot='/' \
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--runtime-mode='release' \
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--no-enable-unittests \
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|| { >&2 echo '`gn gen` command failed.'; return 1; }
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sed -i 's|ldflags}|ldflags} -fuse-ld=lld|g' "$outdir/out/$flutter_outdir/toolchain.ninja" # use system linker
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ninja -v -C "$outdir/out/$flutter_outdir" \
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|| { >&2 echo 'Flutter engine build failed.'; return 1; }
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#export PATH+=":${srcdir}/src/flutter/lib/web_ui/dev"
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#felt build
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popd
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}
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_install()
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{
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local -r outdir="$1"
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pushd "$outdir"
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find . -mindepth 1 -maxdepth 1 ! -name 'out' -exec rm -rf {} \;
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rm -rf "out/$flutter_outdir/"{gen,obj,lib.unstripped,exe.unstripped}
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ln -sf "$flutter_outdir" 'out/arch_release'
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ln -sf "$flutter_outdir" 'out/host_release'
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popd
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}
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_get_engine_version()
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{
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local -r fvm_cache_dir="$1"
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local engine_version="$(fvm.real api project | yq -er '.project.pinnedVersion.name')"
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if [[ -z "$engine_version" || "$engine_version" == 'null' ]]; then
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engine_version="$(basename $(realpath "$fvm_cache_dir/default"))"
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if [[ -z "$engine_version" ]]; then
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>&2 echo "No version of flutter detected."
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return 1
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fi
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fi
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echo "$engine_version"
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}
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build_engine()
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{
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local -r fvm_cache_dir="$(fvm.real api context | yq -er '.context.fvmDir')"
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local -r engine_version="$(_get_engine_version "$fvm_cache_dir")"
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if [[ -z "$engine_version" ]]; then
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>&2 echo "No version of flutter detected."
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return 1
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fi
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local -r cache_home="${XDG_CACHE_HOME:-"$HOME/.cache"}"
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local -r cached_flutter_engine_dir="$cache_home/flutter-engine/$ARCH_FLUTTER_TARGET_CPU/$engine_version"
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mkdir -p "$cached_flutter_engine_dir"
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_ln "$cached_flutter_engine_dir/out" '.engine-src/engine/out'
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#fvm.real api project
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{
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flock -s 3
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if [[ ! -L "$cached_flutter_engine_dir/out/arch_release" ]]; then
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_prepare_build "${cached_flutter_engine_dir}" "$engine_version" && \
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_build "${cached_flutter_engine_dir}" && \
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_install "${cached_flutter_engine_dir}" || \
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{ return 1; }
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fi
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} 3> "$cached_flutter_engine_dir/.lock"
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}
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download_and_patch()
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{
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local -r fvm_cache_dir="$(fvm.real api context | yq -er '.context.fvmDir')"
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local -r fvm_version_cache="$(fvm.real api context | yq -er '.context.versionsCachePath')"
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local -r engine_version="$(_get_engine_version "$fvm_cache_dir")"
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local -r flutter_dir="$fvm_version_cache/$engine_version"
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_clone_src "$ARCH_FLUTTER_ENGINE_URL" "$fvm_cache_dir/engine" "$engine_version"
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_clone_src "$ARCH_FLUTTER_DEPOT_TOOL_URL" "$fvm_cache_dir/depot_tools"
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_patch_flutter "$flutter_dir"
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}
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cmd=
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for (( i=1; i<=${#@}; i++ )); do
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if [[ ! "${!i}" =~ ^-.* ]]; then
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cmd="${!i}"
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break
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fi
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done
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case "$cmd" in
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dart|flutter)
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download_and_patch
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build_engine
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setup_flutter_env
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fvm.real "$@"
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;;
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*)
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fvm.real "$@"
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;;
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esac
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