FastLanes/.github/workflows/flatbuffers-ci.yml at dev · cwida/FastLanes · GitHub

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# ────────────────────────────────────────────────────────
# |                      FastLanes                       |
# ────────────────────────────────────────────────────────
# .github/workflows/flatbuffers-ci.yml
# ────────────────────────────────────────────────────────
name: FlatBuffers CI
run-name: >-
  ${{ github.workflow }} on ${{ github.ref_name }} (#${{ github.run_number }})
  — ${{ github.event.pull_request.title || github.event.head_commit.message }}

# ─────────────────────────────────────────────────────────────
# Trigger on every push & PR, on all branches
# ─────────────────────────────────────────────────────────────
on:
  push:
    branches: [ main, dev ]
  pull_request:
    branches: [ main, dev ]
concurrency:
  group: flatbuffers-${{ github.ref }}
  cancel-in-progress: true

jobs:
  flatbuffers:
    name: Generate & Validate FlatBuffers + Build FastLanes
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install latest flatc from SourceForge
        run: |
          # grab the g++-13 build (2.5 MB)
          curl -L \
            -o flatc.zip \
            https://sourceforge.net/projects/flatbuffers.mirror/files/v25.2.10/Linux.flatc.binary.g%2B%2B-13.zip/download
          # unpack and install
          sudo apt-get update && sudo apt-get install -y unzip
          unzip flatc.zip -d flatc
          sudo mv flatc/flatc /usr/local/bin/flatc
          sudo chmod +x /usr/local/bin/flatc

      - name: Generate FlatBuffers C++ (footer)
        run: make generate_footer

      - name: Verify generated headers exist
        run: |
          if [ ! -f src/include/fls/footer/datatype_generated.h ]; then
            echo "❌ datatype_generated.h not found"
            exit 1
          fi
          if [ ! -f src/include/fls/footer/footer_generated.h ]; then
            echo "❌ footer_generated.h not found"
            exit 1
          fi
          echo "✅ All expected headers found"

      - name: Check regeneration updates timestamps
        run: |
          FILE=src/include/fls/footer/footer_generated.h
          before=$(stat -c %Y "$FILE")
          sleep 1
          make generate_footer
          after=$(stat -c %Y "$FILE")
          if [ "$after" -le "$before" ]; then
            echo "❌ $FILE timestamp did not update (before=$before, after=$after)"
            exit 1
          else
            echo "✅ $FILE timestamp updated (before=$before → after=$after)"
          fi

      - name: Install build tools
        run: |
          sudo apt-get update
          sudo apt-get install -y cmake ninja-build build-essential

      - name: Configure FastLanes
        run: |
          mkdir -p build
          cmake -S . -B build -G Ninja \
            -DCMAKE_BUILD_TYPE=Release \
            -DFLS_ENABLE_VERBOSE_OUTPUT=ON

      - name: Build FastLanes
        run: cmake --build build --parallel $(nproc)