build-linux.yml

name: Build on Linux with SDK

on: [pull_request, release]

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        sdk: ["20.12.1", "21.4.1", "22.6.1"]

    runs-on: ubuntu-latest

    steps:
      - name: Delete unused packages
        run: |
          # commands lifted from https://github.com/jlumbroso/free-disk-space
          sudo rm -rf /usr/local/lib/android
          sudo apt-get remove -y '^aspnetcore-.*'
          sudo apt-get remove -y '^dotnet-.*' # 990 MB
          sudo apt-get remove -y '^llvm-.*' # 1052 MB
          # sudo apt-get remove -y 'php.*' # 56.6 MB
          # sudo apt-get remove -y '^mysql-.*' # 209 MB
          sudo apt-get remove -y --fix-missing azure-cli google-cloud-sdk google-chrome-stable firefox powershell mono-devel libgl1-mesa-dri # 2274 MB
          sudo apt-get autoremove -y # 771 MB
          sudo apt-get clean

      - name: Checkout
        uses: actions/checkout@v3.0.0

      - name: Create LFS file list
        run: |
          git lfs ls-files -l | cut -d' ' -f1 | sort > .lfs-assets-id

      - name: Restore LFS cache
        uses: actions/cache@v3
        id: lfs-cache
        with:
          path: .git/lfs
          key: ${{ runner.os }}-${{ hashFiles('.lfs-assets-id') }}-v1

      - name: Git LFS Pull
        run: git lfs pull
        if: steps.lfs-cache.outputs.cache-hit != 'true'
  
      - name: Git LFS Checkout
        run: git lfs checkout
        if: steps.lfs-cache.outputs.cache-hit == 'true'

      - name: Install dependencies Linux
        run: |
          sudo apt-get -y update
          sudo apt-get -y install wget binutils make perl libx11-6 libx11-dev zlib1g zlib1g-dev tcsh
        shell: bash

      - uses: actions/cache@v3
        id: cache
        with:
          path: |
            mesasdk-x86_64-linux-${{matrix.sdk}}.tar.gz
          key: ${{ runner.os }}-${{matrix.sdk}}


      - name: Get SDK ${{ runner.os }} '20.12.1'
        if: ${{ (steps.cache.outputs.cache-hit != 'true') && (  matrix.sdk  == '20.12.1') }}
        run: |
            wget -q https://zenodo.org/record/4587206/files/mesasdk-x86_64-linux-20.12.1.tar.gz
        shell: bash

      - name: Get SDK ${{ runner.os }} '21.4.1'
        if: ${{ (steps.cache.outputs.cache-hit != 'true') && (  matrix.sdk == '21.4.1') }}
        run: |
            wget -q https://zenodo.org/record/5802444/files/mesasdk-x86_64-linux-21.4.1.tar.gz
        shell: bash

      - name: Get SDK ${{ runner.os }} '22.6.1'
        if: ${{ (steps.cache.outputs.cache-hit != 'true') && (  matrix.sdk ==  '22.6.1') }}
        run: |
            wget -q https://zenodo.org/record/7457681/files/mesasdk-x86_64-linux-22.6.1.tar.gz
        shell: bash

      - name: Unpack SDK ${{ runner.os }} ${{matrix.sdk}}
        run: |
            tar xvf mesasdk-x86_64-linux-${{matrix.sdk}}.tar.gz
        shell: bash

      - name: Compile
        shell: bash
        run: |
          # Linux runners have 2 cores
          # https://docs.github.com/en/actions/using-github-hosted-runners/about-github-hosted-runners#supported-runners-and-hardware-resources
          export OMP_NUM_THREADS=2
          export NPROCS=2
          export "MESASDK_ROOT=$(readlink -f mesasdk)"
          source "${MESASDK_ROOT}/bin/mesasdk_init.sh"
          export "MESA_DIR=$(readlink -f ./)"
          # Everything is run as root so we need to disable the root check in the install script
          sed -i 's/\${EUID:-\$(id -u)}/1/' install
          # Turn off caching during build to save more space
          sed -i 's/use_cache_for_eos = .true./use_cache_for_eos = .false./g' $MESA_DIR/eos/public/eos_def.f90
          sed -i 's/use_cache = .true./use_cache = .false./g' $MESA_DIR/star/private/star_private_def.f90
          ./install
          if [ ! -f lib/libbinary.a ]; then
            exit 1
          fi