audacia/.github/workflows/cmake_build.yml

#
# CMake based build for Audacity
#
name: CMake Build

#
# Only execute on "git push" actions
#
on:
  push:
    # Remove the "#" from the next 2 lines if you need to disable this action
    #branches:
    #  - disable
  pull_request:
    # Remove the "#" from the next 2 lines if you need to disable this action
    #branches:
    #  - disable

#
# Global environment variables
#
env:
  WXURL: https://github.com/audacity/wxWidgets
  WXREF: audacity-fixes-3.1.3
  WXWIN: ${{ github.workspace }}/wxwin
  # As of 2021/01/01, github is using Xcode 12.2 as the default and
  # it has a bug in the install_name_tool.  So explicitly use 12.3
  # instead.
  DEVELOPER_DIR: /Applications/Xcode_12.3.app/Contents/Developer
  CONAN_USER_HOME: "${{ github.workspace }}/conan-home/"
  CONAN_USER_HOME_SHORT: "${{ github.workspace }}/conan-home/short"
#
# Define our job(s)
#
jobs:
  build:
    name: ${{ matrix.config.name }}
    runs-on: ${{ matrix.config.os }}
    strategy:
      fail-fast: false
      matrix:
        config:
        - {
            name: "Windows_32bit",
            os: windows-latest,
            generator: "Visual Studio 16 2019",
            platform: "Win32"
          }
        - {
            name: "Windows_64bit",
            os: windows-latest,
            generator: "Visual Studio 16 2019",
            platform: "x64"
          }
        - {
            name: "Ubuntu_18.04",
            os: ubuntu-18.04,
            generator: "Unix Makefiles"
          }
        - {
            name: "macOS",
            os: macos-latest,
            generator: "Xcode"
          }

    steps:
    # =========================================================================
    # SHARED: Checkout source
    # =========================================================================
    - name: Checkout
      uses: actions/checkout@v2
    #  with:
    #    ref: master   
    # =========================================================================
    # SHARED: Checkout source
    # =========================================================================
    - name: Calculate short hash
      shell: bash
      run: |
        set -x
        # Get the short hash
        shorthash=$(git show -s --format='%h')
        # Export the short hash for the upload step
        echo "SHORTHASH=${shorthash}" >> ${GITHUB_ENV}
        # Export the destination directory name
        echo "DEST=${{matrix.config.name}}_${shorthash}" >> ${GITHUB_ENV}        

    - name: GitHub Action Cache for .conan
      id: github-cache-conan
      uses: actions/cache@v2
      env:
        cache-name: cache-conan-modules
      with:
        path: ${{ env.CONAN_USER_HOME }}
        key: host-${{ matrix.config.name }}-${{ hashFiles('cmake-proxies/CMakeLists.txt') }}
        restore-keys: |
          host-${{ matrix.config.name }}-          
    # =========================================================================
    # WINDOWS: Build (for all versions of Windows)
    # =========================================================================
    - name: Build for Windows
      if: startswith( matrix.config.os, 'windows' )
      shell: bash
      run: |
        set -x
        pip install conan
        conan --version

        # Configure Audacity
        #
        cmake -S . \
              -B build \
              -G "${{matrix.config.generator}}" \
              -A ${{matrix.config.platform}} \
              -D audacity_use_pch=no

        # Build Audacity
        cmake --build build --config Release --verbose

        # "Install" Audacity
        mkdir -p "${DEST}"
        cp -a build/bin/Release/* "${DEST}"
        rm -f "${DEST}"/{*.iobj,*.ipdb}

        # Create artifact (zipped as Github actions don't preserve permissions)
        cmake -E tar c "${GITHUB_SHA}.zip" --format=zip "${DEST}"        

    # =========================================================================
    # MACOS: Build (for all versions of MacOS)
    # =========================================================================
    - name: Build for macOS
      if: startswith( matrix.config.os, 'macos' )
      shell: bash
      run: |
        set -x

        # Setup environment
        export PATH="/usr/local/bin:${PATH}"
        export DYLD_LIBRARY_PATH="/usr/local/lib"

        # Install required packages
        brew install gettext
        brew link --force gettext

        brew install conan
        conan --version

        # Configure Audacity
        cmake -S . \
              -B build \
              -T buildsystem=1 \
              -G "${{matrix.config.generator}}" \
              -D audacity_use_pch=no

        # Build Audacity
        cmake --build build --config Release

        # "Install" Audacity
        mkdir -p "${DEST}"
        cp -a build/bin/Release/ "${DEST}"

        # Create artifact (zipped as Github actions don't preserve permissions)
        cmake -E tar c "${GITHUB_SHA}.zip" --format=zip "${DEST}"        

    # =========================================================================
    # UBUNTU: Build (for all versions of Ubuntu)
    # =========================================================================
    - name: Build for Ubuntu
      if: startswith( matrix.config.os, 'ubuntu' )
      shell: bash
      run: |
        set -x

        # Setup environment
        export PATH="/usr/local/bin:${PATH}"
        export LD_LIBRARY_PATH="/usr/local/lib"

        # Install required packages
        sudo apt-get update -y
        sudo apt-get install -y libgtk2.0-dev libasound2-dev gettext python3-pip
        sudo apt-get remove -y ccache

        pip3 install wheel setuptools
        pip3 install conan

        conan --version

        # Configure Audacity
        cmake -S . \
              -B build \
              -G "${{matrix.config.generator}}" \
              -D audacity_use_pch=no

        # Build Audacity
        cmake --build build --config Release

        # "Install" Audacity
        cmake --install build --config Release --prefix "${DEST}"

        # Create the lib directory
        mkdir -p ${DEST}/lib

        # Create wrapper script
        cat >"${DEST}/audacity" <<"EOF"
        #!/bin/sh
        lib="${0%/*}/lib/audacity"
        export LD_LIBRARY_PATH="${lib}:${LD_LIBRARY_PATH}"
        export AUDACITY_MODULES_PATH="${lib}/modules"
        "${0%/*}/bin/audacity"

        EOF
        chmod +x "${DEST}/audacity"

        # Create artifact (zipped as Github actions don't preserve permissions)
        cmake -E tar c "${GITHUB_SHA}.zip" --format=zip "${DEST}"        

    # =========================================================================
    # SHARED: Attach the artifact to the workflow results
    # =========================================================================
    - name: Upload artifact
      uses: actions/upload-artifact@v1
      with:
        name: ${{ matrix.config.name }}_${{ env.SHORTHASH }}
        path: ${{ github.sha }}.zip