name: CI

on: [push, pull_request]

jobs:
  linux:
    name: Linux

    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2

      - name: Install dependencies
        run: |
          sudo dpkg --add-architecture i386
          sudo apt-get update -y
          sudo apt-get install -y \
              gcc-multilib \
              acl \
              libacl1-dev \
              libacl1:i386 \
              attr \
              libattr1-dev \
              libattr1:i386 \
              libcap2-bin \
              libcap-dev \
              libcap2:i386 \
              libonig-dev \
              libonig5:i386
          # Ubuntu doesn't let you install the -dev packages for both amd64 and
          # i386 at once, so we make our own symlinks to fix -m32 -lacl -lattr -lcap
          sudo ln -s libacl.so.1 /lib/i386-linux-gnu/libacl.so
          sudo ln -s libattr.so.1 /lib/i386-linux-gnu/libattr.so
          sudo ln -s libcap.so.2 /lib/i386-linux-gnu/libcap.so
          sudo ln -s libonig.so.5 /lib/i386-linux-gnu/libonig.so

      - name: Run tests
        run: |
          make -j$(nproc) distcheck

  macos:
    name: macOS

    runs-on: macos-latest

    steps:
      - uses: actions/checkout@v2

      - name: Install dependencies
        run: |
          brew install coreutils

      - name: Run tests
        run: |
          make -j$(sysctl -n hw.ncpu) distcheck

  freebsd:
    name: FreeBSD

    if: ${{ github.repository_owner == 'tavianator' && (github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository) }}

    runs-on: ubuntu-latest

    concurrency: muon

    steps:
      - uses: actions/checkout@v2

      - uses: tailscale/github-action@main
        with:
          authkey: ${{ secrets.TAILSCALE_KEY }}

      - name: Configure SSH
        env:
          SSH_KEY: ${{ secrets.SSH_KEY }}
        run: |
          mkdir ~/.ssh
          printf '%s' "$SSH_KEY" >~/.ssh/github-actions
          chmod 0600 ~/.ssh/github-actions
          printf 'Host %s\n\tStrictHostKeyChecking=accept-new\n\tUser github\n\tIdentityFile ~/.ssh/github-actions\n' "$(tailscale ip -6 muon)" >~/.ssh/config

      - name: Run tests
        run: |
          muon=$(tailscale ip -6 muon)
          rsync -rl --delete . "[$muon]:bfs"
          ssh "$muon" 'gmake -C bfs -j$(sysctl -n hw.ncpu) distcheck DISTCHECK_FLAGS=TEST_FLAGS=--verbose'