build-macos.yml

name: Build MacOS

on:
  push:
    branches:
      - main
    paths:
      - '.github/workflows/build-macos.yml'
      - 'src/**'
      - 'include/**'
      - 'example/**'
      - 'CMakeLists.txt'

jobs:
  build:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [macos-13, macos-14]

    steps:
      - name: Checkout
        uses: actions/checkout@v2
        with:
          submodules: recursive
      
      - name: Install Homebrew
        run: /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

      - name: Update CMake
        run: brew install cmake

      - name: Determine CPU Cores
        id: cpu-info
        run: echo "CPU_CORES=$(sysctl -n hw.ncpu)" >> $GITHUB_ENV

      - name: Configure CMake
        run: cmake -B build -DCMAKE_BUILD_TYPE=Release

      - name: Build
        run: cmake --build build --config Release -- -j${{ env.CPU_CORES }}

      - name: Upload Build Artifacts
        uses: actions/upload-artifact@v3
        with:
          name: ${{ matrix.os }}
          path: lib/

  create-universal-dylibs:
    needs: build
    runs-on: macos-latest
    steps:
      - name: Download x86_64 Build Artifacts
        uses: actions/download-artifact@v3
        with:
          name: macos-13
          path: macos-13

      - name: Download arm64 Build Artifacts
        uses: actions/download-artifact@v3
        with:
          name: macos-14
          path: macos-14

      - name: Create Universal dylibs
        run: |
          mkdir -p universal/lib
          for dylib in macos-13/*.dylib; do
            dylib_name=$(basename $dylib)
            lipo -create macos-13/$dylib_name macos-14/$dylib_name -output universal/$dylib_name
          done

      - name: Upload Universal dylibs
        uses: actions/upload-artifact@v3
        with:
          name: macos-universal
          path: universal/