.travis.yml

# Build Configuration for Travis CI
# https://travis-ci.org

dist: xenial
sudo: required
language: cpp

matrix:
  # Show final status immediately if a test fails.
  fast_finish: true
  include:
    # Android build.
    - language: android
      android:
        components:
          - build-tools-26.0.2
          - android-26
          - extra
      env: VULKAN_BUILD_TARGET=ANDROID ANDROID_ABI=arm64-v8a
    # Linux GCC debug build.
    - os: linux
      compiler: gcc
      env: VULKAN_BUILD_TARGET=LINUX
    # Linux clang debug build.
    - os: linux
      compiler: clang
      env: VULKAN_BUILD_TARGET=LINUX
    # Check for proper clang formatting in the pull request.
    - env: CHECK_FORMAT=ON

cache: ccache

# Use set -e so that the build fails when a command fails.
# The default action for Travis-CI is to continue running even if a command fails.
# See https://github.com/travis-ci/travis-ci/issues/1066.
# Use the YAML block scalar header (|) to allow easier multiline script coding.
# Install the desired CMake before running update_deps.py

before_install:
  - set -e
  - CMAKE_VERSION=3.10.2
  - |
    if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then
      CMAKE_URL="https://cmake.org/files/v${CMAKE_VERSION%.*}/cmake-${CMAKE_VERSION}-Linux-x86_64.tar.gz"
      echo CMAKE_URL=${CMAKE_URL}
      mkdir cmake-${CMAKE_VERSION} && travis_retry wget --no-check-certificate -O - ${CMAKE_URL} | tar --strip-components=1 -xz -C cmake-${CMAKE_VERSION}
      export PATH=${PWD}/cmake-${CMAKE_VERSION}/bin:${PATH}
    else
      brew install cmake || brew upgrade cmake
    fi
    cmake --version
  - |
    if [[ "$TRAVIS_EVENT_TYPE" == "cron" ]]; then
        # Add an option to update dependencies from master
        UPDATE_DEPS_EXTRA_OPTIONS="--ref=master"
    fi
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]]; then
      # Install the appropriate Linux packages.
      sudo apt-get -qq update
      sudo apt-get -y install libxkbcommon-dev libwayland-dev libxrandr-dev libx11-xcb-dev
      # Install dependencies
      python scripts/update_deps.py --dir=external $UPDATE_DEPS_EXTRA_OPTIONS
    fi
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "ANDROID" ]]; then
      # Install the Android NDK.
      export ARCH=`uname -m`
      wget http://dl.google.com/android/repository/android-ndk-r15c-linux-${ARCH}.zip
      unzip -u -q android-ndk-r15c-linux-${ARCH}.zip
      # export ANDROID_NDK_HOME=`pwd`/android-ndk-r15c
      export JAVA_HOME="/usr/lib/jvm/java-8-oracle"
      export PATH="$ANDROID_NDK_HOME:$PATH"
      pushd android-ndk-r15c

      ndk_version=$(grep ndkVersion API-Samples/android/project_template/build.gradle | sed "s/^.*ndkVersion//; s/'//g"|sed 's/"//g;s/[[:space:]]//g')
      if [ ! -z $ndk_version ]
      then
        yes | sdkmanager --channel=3 --install "ndk;$ndk_version"
      fi

      yes | sdkmanager --update
      popd
    fi
  - |
    if [[ "$CHECK_FORMAT" == "ON" && "$TRAVIS_PULL_REQUEST" != "false" ]]; then
      # Install the clang format diff tool, but only for pull requests.
      curl -L http://llvm.org/svn/llvm-project/cfe/trunk/tools/clang-format/clang-format-diff.py -o scripts/clang-format-diff.py;
    fi
  # Misc setup
  - |
  - export core_count=$(nproc || echo 4) && echo core_count = $core_count
  - set +e

script:
  - set -e
  - |
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "ANDROID" ]]; then
      pushd android-ndk-r15c/sources/third_party/shaderc
      ../../../ndk-build NDK_PROJECT_PATH=. APP_BUILD_SCRIPT=Android.mk APP_STL:=c++_static APP_ABI=$ANDROID_ABI NDK_TOOLCHAIN_VERSION:=clang libshaderc_combined -j16
      popd
      cd API-Samples
      cmake --version
      cmake -DANDROID=ON -DABI_NAME=$ANDROID_ABI
      cd android
      python3 compile_shaders.py
      ./gradlew build
    fi
    if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]]; then
      # Build VulkanSamples
      mkdir build
      cd build
      cmake -C../external/helper.cmake ..
      make -j $core_count
      cd ..
    fi
  - |
    if [[ "$CHECK_FORMAT" == "ON" ]]; then
      if [[ "$TRAVIS_PULL_REQUEST" != "false" ]]; then
        # Run the clang format check only for pull request builds because the
        # master branch is needed to do the git diff.
        echo "Checking clang-format between TRAVIS_BRANCH=$TRAVIS_BRANCH and TRAVIS_PULL_REQUEST_BRANCH=$TRAVIS_PULL_REQUEST_BRANCH"
        ./scripts/check_code_format.sh
      else
        echo "Skipping clang-format check since this is not a pull request."
      fi
    fi
  - set +e

notifications:
  email:
    recipients:
      - cnorthrop@google.com
      - tobine@google.com
      - chrisforbes@google.com
      - tony@lunarg.com
    on_success: change
    on_failure: always