kc3-lang/angle/scripts/roll_aosp.sh

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• Hash : 57202fb0
  Author :
  Date : 2021-04-30T13:56:11
  

  Fix Rolling ANGLE into AOSP
  
  Rolling ANGLE into AOSP currently generates several build errors. This
  CL fixes them.
  
  Bug: angleproject:5919
  Bug: angleproject:5873
  Change-Id: Ic24c3c27a2dd3a1db4d6d2e3642eb1b16148569a
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2863883
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Tim Van Patten <timvp@google.com>
  

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• scripts/roll_aosp.sh

• #!/bin/bash
  
  #  Copyright The ANGLE Project Authors. All rights reserved.
  #  Use of this source code is governed by a BSD-style license that can be
  #  found in the LICENSE file.
  #
  # Generates a roll CL within the ANGLE repository of AOSP.
  
  # exit when any command fails
  set -e
  
  # Change the working directory to the ANGLE root directory
  cd "${0%/*}/.."
  
  GN_OUTPUT_DIRECTORY=out/Android
  
  function generate_Android_bp_file() {
      rm -rf ${GN_OUTPUT_DIRECTORY}
  
      abis=(
          "arm"
          "arm64"
          "x86"
          "x64"
      )
  
      for abi in ${abis[@]}; do
          # generate gn build files and convert them to blueprints
          gn_args=(
              "target_os = \"android\""
              "is_component_build = false"
              "is_debug = false"
              "symbol_level = 0"
              "angle_standalone = false"
              "angle_build_all = false"
  
              # Build for 64-bit CPUs
              "target_cpu = \"$abi\""
  
              # Target ndk API 26 to make sure ANGLE can use the Vulkan backend on Android
              "android32_ndk_api_level = 26"
              "android64_ndk_api_level = 26"
  
              # Disable all backends except Vulkan
              "angle_enable_vulkan = true"
              "angle_enable_gl = true" # TODO(geofflang): Disable GL once Andrid no longer requires it. anglebug.com/4444
              "angle_enable_d3d9 = false"
              "angle_enable_d3d11 = false"
              "angle_enable_null = false"
              "angle_enable_metal = false"
  
              # SwiftShader is loaded as the system Vulkan driver on Android, not compiled by ANGLE
              "angle_enable_swiftshader = false"
  
              # Disable all shader translator targets except desktop GL (for Vulkan)
              "angle_enable_essl = true" # TODO(geofflang): Disable ESSL once Andrid no longer requires it. anglebug.com/4444
              "angle_enable_glsl = true" # TODO(geofflang): Disable ESSL once Andrid no longer requires it. anglebug.com/4444
              "angle_enable_hlsl = false"
  
              "angle_enable_commit_id = false"
  
              # Disable histogram/protobuf support
              "angle_has_histograms = false"
  
              # Disable _LIBCPP_ABI_UNSTABLE, since it breaks std::string
              "libcxx_abi_unstable = false"
          )
  
          if [[ "$1" == "--enableApiTrace" ]]; then
              gn_args=(
                  "${gn_args[@]}"
                  "angle_enable_trace = true"
                  "angle_enable_trace_android_logcat = true"
              )
          fi
  
          gn gen ${GN_OUTPUT_DIRECTORY} --args="${gn_args[*]}"
          gn desc ${GN_OUTPUT_DIRECTORY} --format=json "*" > ${GN_OUTPUT_DIRECTORY}/desc.$abi.json
      done
  
      python scripts/generate_android_bp.py \
          ${GN_OUTPUT_DIRECTORY}/desc.arm.json \
          ${GN_OUTPUT_DIRECTORY}/desc.arm64.json \
          ${GN_OUTPUT_DIRECTORY}/desc.x86.json \
          ${GN_OUTPUT_DIRECTORY}/desc.x64.json > Android.bp
  
      rm -rf ${GN_OUTPUT_DIRECTORY}
  }
  
  
  if [[ "$1" == "--genAndroidBp" ]];then
      generate_Android_bp_file "$2"
      exit 0
  fi
  
  # Check out depot_tools locally and add it to the path
  DEPOT_TOOLS_DIR=_depot_tools
  rm -rf ${DEPOT_TOOLS_DIR}
  git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git ${DEPOT_TOOLS_DIR}
  export PATH=`pwd`/${DEPOT_TOOLS_DIR}:$PATH
  
  deps=(
      "third_party/abseil-cpp"
      "third_party/jsoncpp"
      "third_party/jsoncpp/source"
      "third_party/vulkan-deps/glslang/src"
      "third_party/vulkan-deps/spirv-headers/src"
      "third_party/vulkan-deps/spirv-tools/src"
      "third_party/vulkan-deps/vulkan-headers/src"
      "third_party/vulkan_memory_allocator"
      "third_party/zlib"
  )
  
  # Only add the parts of NDK and vulkan-deps that are required by ANGLE. The entire dep is too large.
  delete_only_deps=(
      "third_party/android_ndk"
      "third_party/vulkan-deps"
  )
  
  add_only_deps=(
      "third_party/android_ndk/sources/android/cpufeatures"
  )
  
  # Delete dep directories so that gclient can check them out
  for dep in ${deps[@]} ${delete_only_deps[@]}; do
      rm -rf $dep
  done
  
  # Sync all of ANGLE's deps so that 'gn gen' works
  python scripts/bootstrap.py
  gclient sync --reset --force --ignore_locks --delete_unversioned_trees --break_repo_locks
  
  generate_Android_bp_file
  
  git add Android.bp
  
  # Delete the .git files in each dep so that it can be added to this repo. Some deps like jsoncpp
  # have multiple layers of deps so delete everything before adding them.
  for dep in ${deps[@]} ${delete_only_deps[@]}; do
     rm -rf $dep/.git
  done
  
  extra_removal_files=(
     # Some third_party deps have OWNERS files which contains users that have not logged into
     # the Android gerrit. Repo cannot upload with these files present.
     "third_party/abseil-cpp/OWNERS"
     "third_party/jsoncpp/OWNERS"
     "third_party/vulkan_memory_allocator/OWNERS"
     "third_party/zlib/OWNERS"
     "third_party/zlib/google/OWNERS"
     "third_party/zlib/contrib/tests/OWNERS"
     "third_party/zlib/contrib/bench/OWNERS"
     "third_party/zlib/contrib/tests/fuzzers/OWNERS"
  )
  
  for removal_file in ${extra_removal_files[@]}; do
     rm -f $removal_file
  done
  
  for dep in ${deps[@]} ${add_only_deps[@]}; do
     git add -f $dep
  done
  
  # Done with depot_tools
  rm -rf $DEPOT_TOOLS_DIR
  

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