# Linux Build Configuration for Travis

language: cpp

os:
  - linux
  - osx

# Use Ubuntu 14.04 LTS (Trusty) as the Linux testing environment.
dist: trusty
sudo: false

# Use the default Xcode environment for Xcode.

env:
  # Each line is a set of environment variables set before a build.
  # Thus each line represents a different build configuration.
  - BUILD_TYPE=Release
  - BUILD_TYPE=Debug

compiler:
  - clang
  - gcc

matrix:
  fast_finish: true
  include:
    # Additional build using Android NDK
    - env: BUILD_NDK=ON
  exclude:
    # Skip GCC builds on macOS.
    - os: osx
      compiler: gcc

cache:
  apt: true

git:
  depth: 1

branches:
  only:
    - master

before_install:
  - if [[ "$BUILD_NDK" == "ON" ]]; then
      git clone --depth=1 https://github.com/urho3d/android-ndk.git $HOME/android-ndk;
      export ANDROID_NDK=$HOME/android-ndk;
      git clone --depth=1 https://github.com/taka-no-me/android-cmake.git $HOME/android-cmake;
      export TOOLCHAIN_PATH=$HOME/android-cmake/android.toolchain.cmake;
    fi

before_script:
  - git clone --depth=1 https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
  - git clone --depth=1 https://github.com/google/googletest          external/googletest

script:
  - mkdir build && cd build
  - if [[ "$BUILD_NDK" == "ON" ]]; then
      cmake -DCMAKE_TOOLCHAIN_FILE=${TOOLCHAIN_PATH}
            -DANDROID_NATIVE_API_LEVEL=android-9
            -DCMAKE_BUILD_TYPE=Release
            -DANDROID_ABI="armeabi-v7a with NEON"
            -DSPIRV_SKIP_TESTS=ON ..;
    else
      cmake -DCMAKE_BUILD_TYPE=${BUILD_TYPE} ..;
    fi
  # Due to the limitation of Travis platform, we cannot start too many concurrent jobs.
  # Otherwise GCC will panic with internal error, possibility because of memory issues.
  - make -j4
  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then
      export NPROC=`nproc`;
    else
      export NPROC=`sysctl -n hw.ncpu`;
    fi
  - if [[ "$BUILD_NDK" != "ON" ]]; then ctest -j${NPROC} --output-on-failure --timeout 300; fi


notifications:
  email:
    recipients:
      - antiagainst@google.com
      - awoloszyn@google.com
      - dneto@google.com
      - ehsann@google.com
      - qining@google.com
    on_success: change
    on_failure: always