tesseract/.github/workflows/cmake.yml

name: cmake
# cmake build of tesseract and training tools with gcc on ubuntu.
# cmake build of tesseract and training tools macos homebrew.
# does not build lstm related training tools on macos - icu and ltiff errors.
on:
  #push:
  schedule:
    - cron: 0 21 * * *

jobs:
  linux:
    runs-on: ${{ matrix.cfg.os }}
    strategy:
      fail-fast: false
      matrix:
        cfg:
          - { os: ubuntu-18.04, cc: gcc-7,  cxx: g++-7 }
          - { os: ubuntu-18.04, cc: gcc-8,  cxx: g++-8 }
          - { os: ubuntu-18.04, cc: gcc-9,  cxx: g++-9 }
          - { os: ubuntu-18.04, cc: gcc-10, cxx: g++-10 }
          - { os: ubuntu-20.04, cc: gcc-7,  cxx: g++-7 }
          - { os: ubuntu-20.04, cc: gcc-8,  cxx: g++-8 }
          - { os: ubuntu-20.04, cc: gcc-9,  cxx: g++-9 }
          - { os: ubuntu-20.04, cc: gcc-10, cxx: g++-10 }
          
    steps:
      - name: Install compiler
        run: |
              sudo apt-get install -y \
              ${{ matrix.cfg.cc }} \
              ${{ matrix.cfg.cxx }}
          
      - name: Install dependencies
        run: sudo apt-get install libleptonica-dev libpango1.0-dev -y

      - name: Checkout
        uses: actions/checkout@v2
        
      - name: Configure
        run: |
             mkdir build && cd build
             cmake -DCMAKE_CC_COMPILER=${{ matrix.cfg.cc }} \
                   -DCMAKE_CXX_COMPILER=${{ matrix.cfg.cxx }} \
                   -DCMAKE_BUILD_TYPE=Release ..

      - name: Build
        run: |
             cmake --build build --config Release


  macos:
    name: ${{ matrix.config.name }}
    runs-on: ${{ matrix.config.os }} 
    strategy:
      fail-fast: false
      matrix:
        config: 
        - {
            name: "macOS Latest Clang",
            os: macos-latest,
            build_type: "Release",
            cc: "clang",
            cxx: "clang++",
            generators: "Ninja"
          }
        - {
            name: "macOS Latest gcc",
            os: macos-latest,
            build_type: "Release",
            cc: "gcc",
            cxx: "g++",
            generators: "Ninja"
          }
          
    steps:
      - uses: actions/checkout@v2

      - name: Install dependencies on macos
        run: |
          brew install cmake ninja leptonica pango libarchive icu4c
          ninja --version
          cmake --version
          
      - name: Configure
        shell: bash
        run: |
          mkdir build
          mkdir instdir
          cmake \
            -S . \
            -B build \
            -DCMAKE_BUILD_TYPE=${{ matrix.config.build_type }} \
            -G "${{ matrix.config.generators }}" \
            -DCMAKE_C_COMPILER=${{ matrix.config.cc }}  \
            -DCMAKE_CXX_COMPILER=${{ matrix.config.cxx }} \
            -DCMAKE_INSTALL_PREFIX:PATH=instdir
            
      - name: Build
        shell: bash
        run: cmake --build build --config ${{ matrix.config.build_type }}