name: macOS build
on:
  push:
    branches-ignore:
      - '**'
jobs:
  build:
    runs-on: macos-latest
    steps:
      - uses: actions/checkout@v1
      - name: Install dependencies
        run: >
          brew install gtk+3 gtkmm3 gtk-mac-integration adwaita-icon-theme
          libsigc++ little-cms2 libiptcdata fftw lensfun llvm expat pkgconfig
          libomp shared-mime-info
      - name: patch libiconv
        run: |
          mkdir libiconv && cd libiconv
          wget https://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.16.tar.gz
          tar xf libiconv-1.16.tar.gz
          cd libiconv-1.16
          patch -p1 < "${GITHUB_WORKSPACE}/tools/osx/libiconv_1.16_rt.patch"
          mkdir build && cd build
          destDir="$(pwd)"
          ../configure --prefix=/opt/local --disable-static \
            CFLAGS='-arch x86_64 -mmacosx-version-min=10.9' \
            LDFLAGS='-arch x86_64 -mmacosx-version-min=10.9' \
            CXXFLAGS='-arch x86_64 -mmacosx-version-min=10.9'
          make --jobs
          make DESTDIR="${destDir}" install
          sudo mv opt/local /usr/local/opt/libiconv
      - name: cmake
        env:
          CMAKE_CXX_STANDARD: 11
          PKG_CONFIG_PATH: /usr/local/opt/libffi/lib/pkgconfig:/usr/local/opt/expat/lib/pkgconfig
          RAW_THERAPEE_MAJOR: '5'
          RAW_THERAPEE_MINOR: '8'
          C_FLAGS: >
            -Xpreprocessor -fopenmp /usr/local/lib/libomp.dylib
            -I/usr/local/include -I/usr/local/opt/gdk-pixbuf/include
            -I/usr/local/opt/libiconv/include -I/usr/local/opt/libxml2/include
            -I/usr/local/opt/expat/include -I/usr/local/opt/llvm/include
        run: |
          # GITHUB_REF is the ref that triggered the build, like
          # refs/heads/new-feature - the next line parses that to REF: the branch
          # name only (new-feature)
          REF=${GITHUB_REF##*/}
          mkdir build && cd build
          cmake \
            -DCMAKE_BUILD_TYPE="release" \
            -DCMAKE_VERBOSE_MAKEFILE:BOOL=ON \
            -DCMAKE_EXE_LINKER_FLAGS="-L/usr/local/lib -L/usr/local/opt/llvm/lib -Wl,-rpath,/usr/local/opt/llvm/lib -L/usr/local/opt/gdk-pixbuf/lib -L/usr/local/opt/libiconv/lib -L/usr/local/opt/libffi/lib -L/usr/local/opt/libffi/lib -L/usr/local/opt/libxml2/lib -L/usr/local/opt/expat/lib" \
            -DCACHE_NAME_SUFFIX="${RAW_THERAPEE_MAJOR}.${RAW_THERAPEE_MINOR}-${REF}" \
            -DPROC_TARGET_NUMBER="2" \
            -DPROC_LABEL="generic processor" \
            -DWITH_LTO="OFF" \
            -DLENSFUNDBDIR="./share/lensfun" \
            -DOpenMP_C_FLAGS=-fopenmp=libomp \
            -DOpenMP_CXX_FLAGS=-fopenmp=libomp \
            -DOpenMP_C_LIB_NAMES="libomp" \
            -DOpenMP_CXX_LIB_NAMES="libomp" \
            -DOpenMP_libomp_LIBRARY="/usr/local/lib/libomp.dylib" \
            -DOpenMP_C_FLAGS="${C_FLAGS}" \
            -DOpenMP_CXX_FLAGS="${C_FLAGS}" \
            -DCMAKE_AR="/usr/local/opt/llvm/bin/llvm-ar" \
            -DCMAKE_RANLIB="/usr/local/opt/llvm/bin/llvm-ranlib" \
            -DCMAKE_OSX_DEPLOYMENT_TARGET="10.11" \
            ..
          make --jobs
          make install
          sudo make macosx_bundle
          ARTIFACT=(RawTherapee*.zip)
          echo "=== artifact: ${ARTIFACT}"
          # defining environment variables for next step as per
          # https://github.com/actions/starter-workflows/issues/68
          echo "::set-env name=ARTIFACT_PATH::${GITHUB_WORKSPACE}/build/${ARTIFACT}"
          echo "::set-env name=ARTIFACT_FILE::${ARTIFACT}"
      - uses: actions/upload-artifact@v1
        with:
          name: ${{env.ARTIFACT_FILE}}
          path: ${{env.ARTIFACT_PATH}}