name: Cloud Hypervisor Build
on: [pull_request, create]

jobs:
  build:
    if: github.event_name == 'pull_request'
    name: Build
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        rust:
          - stable
          - beta
          - nightly
        target:
          - x86_64-unknown-linux-gnu
          - x86_64-unknown-linux-musl
    steps:
      - name: Code checkout
        uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Install Rust toolchain (${{ matrix.rust }})
        uses: actions-rs/toolchain@v1
        with:
            toolchain: ${{ matrix.rust }}
            target: ${{ matrix.target }}
            override: true

      - name: Debug Check (default features)
        run: |
          git rev-list origin/master..$GITHUB_SHA | xargs -t -I % sh -c 'git checkout %; cargo check --all --target=${{ matrix.target }}'
          git checkout $GITHUB_SHA

      - name: Build (acpi,kvm)
        run: cargo rustc --bin cloud-hypervisor --no-default-features --features "acpi,kvm"  -- -D warnings

      - name: Build (kvm)
        run: cargo rustc --bin cloud-hypervisor --no-default-features --features "kvm"  -- -D warnings
        
      - name: Release Build (default features)
        run: cargo build --all --release --target=${{ matrix.target }}

      - name: Check build did not modify any files
        run: test -z "$(git status --porcelain)"