build.yml

name: Build

on:
  push:
  workflow_dispatch:

jobs:
  windows:
    strategy:
      fail-fast: false
      matrix:
        platform: [x86, x64]
    runs-on: windows-latest
    env:
      Platform: ${{ matrix.platform }}
      Configuration: Release
      VcpkgManifestInstall: false
      VCPKG_BINARY_SOURCES: 'clear;x-gha,readwrite'

    steps:
    - uses: actions/checkout@v4

    - name: Add MSBuild to PATH
      uses: microsoft/setup-msbuild@v1.3.2

    - name: Integrate vcpkg
      run: |
        vcpkg --version
        vcpkg integrate install

    - name: Export GitHub Actions cache environment variables
      uses: actions/github-script@v7
      with:
        script: |
          core.exportVariable('ACTIONS_CACHE_URL', process.env.ACTIONS_CACHE_URL || '');
          core.exportVariable('ACTIONS_RUNTIME_TOKEN', process.env.ACTIONS_RUNTIME_TOKEN || '');

    - name: Restore vcpkg dependency cache
      uses: actions/cache/restore@v4
      id: cacheRestoreVcpkg
      with:
        path: vcpkg_installed
        key: vcpkgCache-${{ runner.os }}-${{ matrix.platform }}-${{ hashFiles('vcpkg.json') }}

    - name: Pre-install vcpkg dependencies
      env:
        VcpkgManifestInstall: true
      run: |
        msbuild . /target:VcpkgInstallManifestDependencies

    - name: Save vcpkg dependency cache
      uses: actions/cache/save@v4
      if: steps.cacheRestoreVcpkg.outputs.cache-hit != 'true'
      with:
        path: vcpkg_installed
        key: ${{ steps.cacheRestoreVcpkg.outputs.cache-primary-key }}

    - name: Restore incremental build cache
      uses: actions/cache/restore@v4
      if: github.ref != format('refs/heads/{0}', github.event.repository.default_branch)
      with:
        path: .build
        key: buildCache-${{ runner.os }}-${{ matrix.platform }}-${{ github.sha }}
        restore-keys: buildCache-${{ runner.os }}-${{ matrix.platform }}-

    - name: Set modification times
      if: ${{ hashFiles('.build/lastBuildSha.txt') != '' }}
      shell: bash
      run: |
          # Determine SHA of last cached build (ignore cache if not marked)
          lastBuildSha=$(<.build/lastBuildSha.txt) || exit 0
          echo "Last build SHA: ${lastBuildSha}"

          # Fetch source code for last build
          # (exit successfully if not found, cache will be ignored)
          git fetch --depth=1 origin "${lastBuildSha}" || exit 0
          git switch --detach "${lastBuildSha}"

          # Set last modification times to that of last build's committer time
          # The committer time should pre-date any cached output modification time
          commitTime=$(git log -1 --format="%cI")
          echo "commitTime=${commitTime}"
          find . -type f -exec touch -d "${commitTime}" '{}' +

          # Re-check out current branch, which updates last modification times of modified files
          git switch -

    - name: Set build SHA
      shell: bash
      run: |
          # Save copy of current SHA to be cached, and used for reference in future builds
          mkdir --parents .build/
          echo "${{ github.sha }}" > .build/lastBuildSha.txt

    - name: Build
      run: |
        msbuild . /maxCpuCount /warnAsError /property:RunCodeAnalysis=true

    - name: Save incremental build cache
      uses: actions/cache/save@v4
      with:
        path: .build
        key: buildCache-${{ runner.os }}-${{ matrix.platform }}-${{ github.sha }}

    - name: Test
      working-directory: ./test/
      run: ../.build/${{env.Configuration}}_${{env.Platform}}_test/test.exe

    - name: Package
      run: ./Package.bat "${{env.Configuration}}" "${{matrix.platform}}"

  linux:
    strategy:
      fail-fast: false
      matrix:
        image:
        - "build-env-nas2d-arch:1.5"
    runs-on: ubuntu-latest
    container:
      image: "ghcr.io/${{ github.repository_owner }}/${{ matrix.image }}"

    steps:
    - uses: actions/checkout@v4

    - run: make --keep-going --jobs 16 CXXFLAGS_EXTRA="-Werror"
    - run: make --keep-going --jobs 16 CXXFLAGS_EXTRA="-Werror" test
    - run: make --keep-going --jobs 16 CXXFLAGS_EXTRA="-Werror" check
    - run: make --keep-going --jobs 16 CXXFLAGS_EXTRA="-Werror" test-graphics
    - run: make package