cmake.yml

# This starter workflow is for a CMake project running on a single platform. There is a different starter workflow if you need cross-platform coverage.
# See: https://github.com/actions/starter-workflows/blob/main/ci/cmake-multi-platform.yml
name: CMake Cuda Build

on:
  push:
    # branches: [ "master", "dev" ]
  pull_request:

env:
  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
  BUILD_TYPE: Release

jobs:
  build:
    # The CMake configure and build commands are platform agnostic and should work equally well on Windows or Mac.
    # You can convert this to a matrix build if you need cross-platform coverage.
    # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
    runs-on: ubuntu-latest
    env:
      CPP_CHANGES: ${{ github.event_name == 'pull_request' && contains(github.event.pull_request.files.*.path, 'wrappers/cpp/') || github.event_name == 'push' && contains(github.event.commits.*.modified, 'wrappers/cpp/') }}
      GO_CHANGES: ${{ github.event_name == 'pull_request' && contains(github.event.pull_request.files.*.path, 'wrappers/go/') || github.event_name == 'push' && contains(github.event.commits.*.modified, 'wrappers/go/') }}
      RUST_CHANGES: ${{ github.event_name == 'pull_request' && contains(github.event.pull_request.files.*.path, 'wrappers/rust/') || github.event_name == 'push' && contains(github.event.commits.*.modified, 'wrappers/rust/') }}
      CUDA_VERSION: 12.3.0

    steps:
      - name: Cache CUDA toolkit
        id: cuda-cache
        uses: actions/cache@v3
        with:
          path: /usr/local/cuda-${{ env.CUDA_VERSION }}
          key: ${{ runner.os }}-cuda-${{ env.CUDA_VERSION }}
      - uses: Jimver/cuda-toolkit@v0.2.18
        id: cuda-toolkit
        if: steps.cuda-cache.outputs.cache-hit != 'true'
        with:
          cuda: '${{ env.CUDA_VERSION }}'
          method: 'network'
          sub-packages: '["nvcc", "cudart", "toolkit"]'
      - uses: actions/checkout@v4
        with:
          submodules: recursive

      - name: Build blst
        working-directory: native/depends/blst
        run: ./build.sh
      - name: Configure default goldilocks
        working-directory: native
        run: cmake -B build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
      - name: Build default and install
        working-directory: native
        run: sudo cmake --build build --config ${{env.BUILD_TYPE}} --target install

      - name: Configure bn254 & MSM
        working-directory: native
        run: cmake -B build-bn254 -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DBUILD_MSM=ON -DCURVE=BN254
      - name: Build bn254 & MSM
        working-directory: native
        run: cmake --build build-bn254 --config ${{env.BUILD_TYPE}}

      - name: Install dependencies for cpp wrapper
        working-directory: wrappers/cpp
        if: env.CPP_CHANGES == 'true'
        run: ./build_gmp.sh host && sudo apt install libgtest-dev nasm
      - name: Configure cpp wrapper
        working-directory: wrappers/cpp
        if: env.CPP_CHANGES == 'true'
        run: cmake -B build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCURVE=BN254
      - name: Build cpp wrapper
        working-directory: wrappers/cpp
        if: env.CPP_CHANGES == 'true'
        run: cmake --build build --config ${{env.BUILD_TYPE}}

      - name: Check Go formatting
        working-directory: wrappers/go
        if: env.GO_CHANGES == 'true'
        run: |
          if [ -n "$(gofmt -l .)" ]; then
            echo "Go code is not properly formatted:"
            gofmt -l .
            exit 1
          fi
      - name: Build Go wrapper
        working-directory: wrappers/go
        if: env.GO_CHANGES == 'true'
        run: go build -v ./...

      - uses: moonrepo/setup-rust@v1
        name: Setup Rust Toolchain
        if: env.RUST_CHANGES == 'true'
        with:
          components: rustfmt
          cache: false
      - name: Check Rust Format
        working-directory: wrappers/rust
        if: env.RUST_CHANGES == 'true'
        run: cargo fmt --check
      - name: Build Rust wrapper
        working-directory: wrappers/rust
        if: env.RUST_CHANGES == 'true'
        run: cargo build