cross.yml

# test GAP cross compilation
name: cross

# Trigger the workflow on push or pull request
on:
  pull_request:
  push:

concurrency:
  # group by workflow and ref; the last slightly strange component ensures that for pull
  # requests, we limit to 1 concurrent job, but for the master branch we don't
  group: ${{ github.workflow }}-${{ github.ref }}-${{ github.ref != 'refs/heads/master' || github.run_number }}
  # Cancel intermediate builds, but only if it is a pull request build.
  cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}

env:
  # default config flags: enable debug asserts
  CONFIGFLAGS: "--enable-debug"

jobs:
  test_on_arch:
    # The host should always be linux
    runs-on: ubuntu-22.04
    name: Build on ${{ matrix.distro }} ${{ matrix.arch }}

    # Run steps on a matrix of arch/distro combinations
    strategy:
      fail-fast: false
      matrix:
        include:
          - arch: aarch64
            distro: ubuntu18.04
          - arch: ppc64le
            distro: alpine_latest
          - arch: s390x
            distro: fedora_latest
    steps:
      - uses: actions/checkout@v4
      - name: Download required GAP packages
        run: |
          wget https://github.com/gap-system/PackageDistro/releases/download/latest/packages-required.tar.gz
          mkdir pkg
          cd pkg
          tar xvf ../packages-required.tar.gz
      - uses: uraimo/run-on-arch-action@v2
        name: Build GAP and run tests
        with:
          arch: ${{ matrix.arch }}
          distro: ${{ matrix.distro }}

          # Not required, but speeds up builds
          githubToken: ${{ github.token }}

          # The shell to run commands with in the container
          shell: /bin/sh

          # Install some dependencies in the container. This speeds up builds if
          # you are also using githubToken. Any dependencies installed here will
          # be part of the container image that gets cached, so subsequent
          # builds don't have to re-install them. The image layer is cached
          # publicly in your project's package repository, so it is vital that
          # no secrets are present in the container state or logs.
          install: |
            case "${{ matrix.distro }}" in
              ubuntu*|jessie|stretch|buster|bullseye)
                apt-get update -q -y
                apt-get install -q -y git build-essential expect autoconf libtool libgmp-dev libreadline-dev zlib1g-dev
                ;;
              fedora*)
                dnf -y update
                dnf -y install diffutils git gcc gcc-c++ make expect autoconf libtool gmp gmp-devel readline readline-devel zlib zlib-devel
                ;;
              alpine*)
                apk update
                apk add bash git build-base expect autoconf libtool gmp-dev readline-dev zlib-dev
                ;;
            esac

          # Do the thing
          run: |
            set -x
            uname -a
            pwd
            ls -al
            git config --global --add safe.directory $PWD  # see https://github.com/gap-system/gap/issues/4861
            git status
            git show --pretty=fuller -s
            ./autogen.sh
            ./configure
            make -j2 V=1
            make citests

  cross_compile:
    # The host should always be linux
    runs-on: ubuntu-22.04
    name: Cross compiler for s390x
    #env:
    #  CC: gcc-11-s390x-linux-gnu
    #  CXX: g++-11-s390x-linux-gnu

    steps:
      - name: Install Cross-Compile Support
        uses: fingolfin/gha-ubuntu-cross@patch-1  # FIXME: see https://github.com/cyberjunk/gha-ubuntu-cross/pull/8
        with:
          arch: s390x

      - name: Install general build dependencies
        run: sudo apt-get install -q -y git autoconf libtool

      - name: Install cross compile dependencies
        run: sudo apt-get install -q -y git libgmp-dev:s390x libreadline-dev:s390x zlib1g-dev:s390x

      - uses: actions/checkout@v4

      - run: ./autogen.sh

      - name: Native compile
        run: |
          # When building a git snapshot, configure & compile a native version of GAP to
          # generate ffdata.{c,h}, c_oper1.c and c_type1.c -- in a GAP release tarball
          # this is not necessary.
          mkdir native-build
          cd native-build
          ../configure --without-readline
          make -j2
          cp build/c_*.c build/ffdata.* ../src/
          cd ..

      - name: Configure
        run: ./configure --host="s390x-linux-gnu"

      - name: Cross compile
        run: make -j2 V=1 all build-testlibgap build-testkernel

      - name: Fixup sysinfo.gap
        run: rm sysinfo.gap && make SYSINFO_CC=gcc SYSINFO_CXX=g++ sysinfo.gap

      - name: Download required GAP packages
        run: make bootstrap-pkg-minimal

      - name: Run tests in VM
        uses: uraimo/run-on-arch-action@v2
        with:
          arch: s390x
          distro: ubuntu22.04

          # Not required, but speeds up builds
          githubToken: ${{ github.token }}

          # The shell to run commands with in the container
          shell: /bin/sh

          # Install some dependencies in the container. This speeds up builds if
          # you are also using githubToken. Any dependencies installed here will
          # be part of the container image that gets cached, so subsequent
          # builds don't have to re-install them. The image layer is cached
          # publicly in your project's package repository, so it is vital that
          # no secrets are present in the container state or logs.
          install: |
              apt-get update -q -y
              # we need build-essential for make and gcc (the latter is used by gac and
              # hence by the tests involving mockpkg)
              apt-get install -q -y build-essential git expect libgmp10 libreadline8 zlib1g

          # Do the thing
          run: |
            set -x
            uname -a
            pwd
            ls -al
            git config --global --add safe.directory $PWD  # see https://github.com/gap-system/gap/issues/4861
            git status
            git show --pretty=fuller -s
            make citests

  openbsd:
    runs-on: ubuntu-latest
    name: Test in OpenBSD
    env:
      AUTOCONF_VERSION: 2.71
    steps:
      - uses: actions/checkout@v4

      - name: Download required GAP packages
        run: |
          wget https://github.com/gap-system/PackageDistro/releases/download/latest/packages-required.tar.gz
          mkdir pkg
          cd pkg
          tar xvf ../packages-required.tar.gz

      - name: Test in OpenBSD
        id: test
        uses: vmactions/openbsd-vm@v1
        with:
          envs: 'AUTOCONF_VERSION'
          usesh: true
          prepare: |
            pkg_add bash gmake autoconf-2.71 libtool expect gmp

          # Do the thing
          run: |
            set -x
            uname -a
            pwd
            ls -al
            git config --global --add safe.directory $PWD  # see https://github.com/gap-system/gap/issues/4861
            git status
            git show --pretty=fuller -s
            rm -rf extern  # ensure we don't build and link against bundled libraries
            ./autogen.sh
            ./configure --with-gmp=/usr/local --without-readline
            gmake -j2 V=1
            gmake check
            #gmake citests