build.yml

name: Build

on:
  push:
    branches:
        - '**'

jobs:
  native-build:
    name: 'Native build'
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@main
      with:
        submodules: true
    - name: Check for cache
      id: check-cache
      uses: actions/cache@main
      with:
        key: gcc-13.2.0
        lookup-only: true
    - name: Build OBGGCC
      if: ${{ steps.check-cache.outputs.cache-hit != 'true' }}
      run: |
        bash './build.sh' 'native'
    - name: Generate tarball
      if: ${{ steps.check-cache.outputs.cache-hit != 'true' }}
      run: |
        declare tarball_filename='/tmp/x86_64-linux-gnu.tar.xz'
        tar --directory='/tmp' --create --file=- 'obggcc' | xz --threads='0' --compress -9 > "${tarball_filename}"
        sha256sum "${tarball_filename}" | sed 's|/tmp/||' > "${tarball_filename}.sha256"
    - name: Upload artifact
      if: ${{ steps.check-cache.outputs.cache-hit != 'true' }}
      uses: actions/upload-artifact@main
      with:
        name: native-toolchain
        if-no-files-found: error
        path: |
          /tmp/x86_64-linux-gnu.tar.xz
          /tmp/x86_64-linux-gnu.tar.xz.sha256
    - name: Cache artifact
      if: ${{ steps.check-cache.outputs.cache-hit != 'true' }}
      uses: actions/cache@main
      with:
        key: gcc-13.2.0
        path: |
          /tmp/x86_64-linux-gnu.tar.xz
          /tmp/x86_64-linux-gnu.tar.xz.sha256
  
  cross-build:
    name: 'Cross build'
    needs: native-build
    runs-on: ubuntu-latest
    continue-on-error: true
    strategy:
      matrix:
        target: [
          'alpha-unknown-linux-gnu',
          'x86_64-unknown-linux-gnu',
          'i386-unknown-linux-gnu',
          'arm-unknown-linux-gnueabi',
          'arm-unknown-linux-gnueabihf',
          'hppa-unknown-linux-gnu',
          'aarch64-unknown-linux-gnu',
          'mips-unknown-linux-gnu',
          'mipsel-unknown-linux-gnu',
          'powerpc-unknown-linux-gnu',
          's390-unknown-linux-gnu',
          's390x-unknown-linux-gnu',
          'sparc-unknown-linux-gnu',
          'powerpc64le-unknown-linux-gnu'
        ]
    steps:
    - uses: actions/checkout@main
      with:
        submodules: true
    - name: Restore artifact
      uses: actions/cache@main
      with:
        key: gcc-13.2.0
        fail-on-cache-miss: true
        working-directory: /tmp
    - name: Setup toolchain
      run: |
        tar --directory='/tmp' --extract --file='./x86_64-linux-gnu.tar.xz'
        mv '/tmp/obggcc' '/tmp/obggcc-toolchain'
    - name: Build OBGGCC with OBGGCC
      run: |
        source './tools/setup_toolchain.sh'
        
        bash './build.sh' '${{ matrix.target }}'
    - name: Generate tarball
      run: |
        declare tarball_filename='/tmp/${{ matrix.target }}.tar.xz'
        tar --directory='/tmp' --create --file=- 'obggcc' | xz --threads='0' --compress -9 > "${tarball_filename}"
        sha256sum "${tarball_filename}" | sed 's|/tmp/||' > "${tarball_filename}.sha256"
    - name: Upload artifact
      uses: actions/upload-artifact@main
      with:
        name: cross-toolchain
        if-no-files-found: error
        path: |
          /tmp/${{ matrix.target }}.tar.xz
          /tmp/${{ matrix.target }}.tar.xz.sha256