highs-artifacts-linux.yml

name: Build HiGHS Static Artifacts (Linux)

on:
  workflow_dispatch:

permissions:
  contents: write

env:
  HIGHS_VERSION: v1.12.0
  RELEASE_TAG: highs-static-v1.12.0
  ARTIFACT_NAME: ""

jobs:
  build-highs:
    name: Build ${{ matrix.platform_name }}
    runs-on: ubuntu-latest  # Use the fast runner...
    container: ubuntu:20.04 # ...but build inside the old OS environment
    
    strategy:
      matrix:
        include:
          - arch: x64
            platform_name: linux-x64
            cmake_args: "-DOPENMP=OFF"

    steps:
    - name: Install Build Tools
      run: |
        export DEBIAN_FRONTEND=noninteractive
        export TZ=Etc/UTC
        apt-get update
        apt-get install -y cmake g++ git curl build-essential zip unzip

    - name: Checkout HiGHS
      uses: actions/checkout@v4
      with:
        repository: ERGO-Code/HiGHS
        ref: ${{ env.HIGHS_VERSION }}

    - name: Configure CMake
      run: |
        cmake -B build \
          -DFAST_BUILD=ON \
          -DBUILD_SHARED_LIBS=OFF \
          -DCMAKE_INSTALL_PREFIX="install" \
          -DCMAKE_BUILD_TYPE=Release \
          ${{ matrix.cmake_args }}

    - name: Build & Install
      run: |
        cmake --build build --config Release --parallel 4
        cmake --install build --config Release

    - name: Zip Artifacts
      run: |
        zipName="highs-${{ env.HIGHS_VERSION }}-${{ matrix.platform_name }}.zip"
        cd install
        zip -r "../$zipName" .
        echo "ARTIFACT_NAME=$zipName" >> $GITHUB_ENV

    - name: Upload to Release
      uses: softprops/action-gh-release@v1
      with:
        tag_name: ${{ env.RELEASE_TAG }}
        files: ${{ env.ARTIFACT_NAME }}
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}