mame-build.yml

# Requires repo secret: PERSONAL_ACCESS_TOKEN with permissions:
#   Contents: read and write
#   Pull Requests: read and write

name: MAME Build

on:
  workflow_dispatch:
    inputs:
      mame_ref:
        description: 'MAME GitHub branch, tag, or SHA (e.g. "mame0262")'
        required: true
        type: string
      auto-merge:
        description: 'Auto-merge pull request?'
        required: true
        type: boolean
        default: true

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

permissions:
  contents: write

env:
  MAME_REF: ${{ inputs.mame_ref || 'mame0262' }}
  # `make` options
  EMULATOR: 0
  TOOLS: 1
  TESTS: 0
  IGNORE_GIT: 1
  NOWERROR: 1
  DEBUG: 0
  SYMBOLS:
  OPTIMIZE: s

jobs:
  build-linux:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        include:
          - apt_architecture: amd64
            nodejs_arch: x64
          - apt_architecture: i386
            cc: i686-linux-gnu-gcc-11
            cxx: i686-linux-gnu-g++-11
            strip: i686-gnu-strip
            nodejs_arch: ia32
          - apt_architecture: armhf
            cc: arm-linux-gnueabihf-gcc-11
            cxx: arm-linux-gnueabihf-g++-11
            archopts: -mfpu=neon
            strip: arm-linux-gnueabihf-strip
            nodejs_arch: arm
          - apt_architecture: arm64
            cc: aarch64-linux-gnu-gcc-11
            cxx: aarch64-linux-gnu-g++-11
            strip: aarch64-linux-gnu-strip
            nodejs_arch: arm64
    steps:
      - uses: actions/checkout@v4
        with:
          repository: mamedev/mame
          ref: ${{ env.MAME_REF }}
      - name: Install dependencies
        run: |
          # https://docs.mamedev.org/initialsetup/compilingmame.html#debian-and-ubuntu-including-raspberry-pi-and-odroid-devices
          sudo apt-get update
          sudo apt-get install -y git build-essential python3 libsdl2-dev libsdl2-ttf-dev libfontconfig-dev libpulse-dev qtbase5-dev qtbase5-dev-tools qtchooser qt5-qmake \

          sudo apt-get install -y software-properties-common
          sudo dpkg --add-architecture i386
          sudo add-apt-repository --yes --no-update "deb [arch=amd64,i386] http://archive.ubuntu.com/ubuntu/ $(lsb_release --codename | awk '{print $2}') main multiverse restricted universe"
          sudo add-apt-repository --yes --no-update "deb [arch=amd64,i386] http://archive.ubuntu.com/ubuntu/ $(lsb_release --codename | awk '{print $2}')-updates main multiverse restricted universe"
          sudo dpkg --add-architecture armhf
          sudo dpkg --add-architecture arm64
          sudo add-apt-repository --yes --no-update "deb [arch=armhf,arm64,ppc64el,riscv64,s390x] http://ports.ubuntu.com/ubuntu-ports/ $(lsb_release --codename | awk '{print $2}') main multiverse restricted universe"
          sudo add-apt-repository --yes --no-update "deb [arch=armhf,arm64,ppc64el,riscv64,s390x] http://ports.ubuntu.com/ubuntu-ports/ $(lsb_release --codename | awk '{print $2}')-updates main multiverse restricted universe"
          sudo apt-get update || true
          sudo apt-get install -y crossbuild-essential-${{ matrix.apt_architecture }} libsdl2-dev:${{ matrix.apt_architecture }}
      - name: Build
        env:
          OVERRIDE_CC: ${{ matrix.cc || 'gcc' }}
          OVERRIDE_CXX: ${{ matrix.cxx || 'g++' }}
          ARCHOPTS: -U_FORTIFY_SOURCE ${{ matrix.archopts }}
          TARGETOS: linux
        run: |
          make "-j$(nproc)" -r
          file chdman
      - name: Strip binary
        run: |
          sudo apt-get install -y binutils binutils-i686-gnu binutils-arm-linux-gnueabihf binutils-aarch64-linux-gnu
          ls -al chdman
          ${{ matrix.strip || 'strip' }} chdman
          ls -al chdman
      - name: Rename binary
        run: |
          dir="artifacts/bin/linux/${{ matrix.nodejs_arch }}"
          mkdir -p "${dir}"
          mv chdman "${dir}/"
      - uses: actions/upload-artifact@v4
        with:
          name: ${{ runner.os }}-${{ matrix.apt_architecture }}-${{ github.sha }}
          path: artifacts/**/chdman
          if-no-files-found: error

  # https://github.com/mamedev/mame/blob/4505d5459fed086d35f08d7572cb55cd661cd707/.github/workflows/ci-macos.yml
  build-macos:
    strategy:
      matrix:
        os: [macos-13, macos-14]
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4
        with:
          repository: mamedev/mame
          ref: ${{ env.MAME_REF }}
      - name: Install dependencies
        run: brew install --overwrite python3 sdl2
      - name: Build
        env:
          USE_LIBSDL: 1
        run: |
          make "-j$(sysctl -n hw.physicalcpu)" -r
          file chdman
      - name: Strip binary
        run: |
          ls -al chdman
          strip chdman
          ls -al chdman
      - uses: actions/setup-node@v4
      - name: Rename binary
        run: |
          # shellcheck disable=SC2016
          dir="artifacts/bin/$(node --eval 'console.log(`${process.platform}/${process.arch}`)')"
          mkdir -p "${dir}"
          mv chdman "${dir}/"
      - uses: actions/upload-artifact@v4
        with:
          name: ${{ runner.os }}-${{ matrix.os }}-${{ github.sha }}
          path: artifacts/**/chdman
          if-no-files-found: error

  # https://github.com/mamedev/mame/blob/4505d5459fed086d35f08d7572cb55cd661cd707/.github/workflows/ci-windows.yml
  build-windows:
    runs-on: windows-latest
    defaults:
      run:
        shell: msys2 {0}
    strategy:
      matrix:
        msystem: [mingw64, mingw32]
        include:
          - msystem: mingw64
            nodejs_arch: x64
          - msystem: mingw32
            nodejs_arch: ia32
          # - msystem: clangarm64
          #   nodejs_arch: arm64
    steps:
      - uses: actions/checkout@v4
        with:
          repository: mamedev/mame
          ref: ${{ env.MAME_REF }}
      - uses: msys2/setup-msys2@v2
        with:
          msystem: ${{ matrix.msystem }}
          install: curl git make
          pacboy: clang:p gcc:p libc++:p lld:p python:p llvm:p
      - run: |
          # https://docs.mamedev.org/initialsetup/compilingmame.html#using-a-standard-msys2-installation
          if [[ "${{ matrix.msystem }}" == "mingw64" ]]; then
            echo "MINGW64=/mingw64" >> "${GITHUB_ENV}"
            echo "MINGW32=" >> "${GITHUB_ENV}"
          elif [[ "${{ matrix.msystem }}" == "mingw32" ]]; then
            echo "MINGW64=" >> "${GITHUB_ENV}"
            echo "MINGW32=/mingw32" >> "${GITHUB_ENV}"
          else
            echo "MINGW64=" >> "${GITHUB_ENV}"
            echo "MINGW32=" >> "${GITHUB_ENV}"
          fi
      - name: Build
        env:
          OVERRIDE_AR: "llvm-ar"
          OVERRIDE_CC: clang
          OVERRIDE_CXX: clang++
          ARCHOPTS: "-fuse-ld=lld"
        run: make -j$(nproc) -r
      - name: Strip binary
        run: |
          ls -al chdman.exe
          strip chdman.exe
          ls -al chdman.exe
      - name: Rename binary
        run: |
          dir="artifacts/bin/win32/${{ matrix.nodejs_arch }}"
          mkdir -p "${dir}"
          mv chdman.exe "${dir}/"
      - uses: actions/upload-artifact@v4
        with:
          name: ${{ runner.os }}-${{ matrix.msystem }}-${{ github.sha }}
          path: artifacts/**/chdman.exe
          if-no-files-found: error

  git-update:
    needs:
      - build-linux
      - build-macos
      - build-windows
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/download-artifact@v4
        with:
          merge-multiple: true
      - uses: actions/setup-node@v4
      - id: bump-and-commit
        run: |
          package_name=$(jq --raw-output '.name' package.json)
          major_version=$(npm show "${package_name}" --json | jq --raw-output '.versions | .[]' | sed 's/\.[0-9]*//g' | sort | tail -1)
          # shellcheck disable=SC2001
          minor_version=$(echo "${MAME_REF}" | sed 's/[^0-9]*//g' | sed 's/^0*//')
          previous_version=$(npm show "${package_name}" --json | jq --raw-output '.versions | .[]' | grep "${minor_version}" | tail -1)
          if [[ "${previous_version}" != "" ]]; then
            # shellcheck disable=SC2001
            new_patch_version=$(echo "$(echo "${previous_version}" | sed 's/[0-9]*\.//g') + 1" | bc)
            new_version="${major_version}.${minor_version}.${new_patch_version}"
          else
            new_version="${major_version}.${minor_version}.0"
          fi
          npm version "${new_version}" --no-git-tag-version || true

          chmod +x bin/**/*
          ls -alR
          git add package*.json bin

          USER_EMAIL="${GITHUB_ACTOR_ID}+${GITHUB_ACTOR}@users.noreply.github.com"
          echo "USER_EMAIL=${USER_EMAIL}" >> "${GITHUB_OUTPUT}"
          git config --global user.email "${USER_EMAIL}"

          USER_NAME="$(gh api "/users/${GITHUB_ACTOR}" | jq .name -r)"
          echo "USER_NAME=${USER_NAME}" >> "${GITHUB_OUTPUT}"
          git config --global user.name "${USER_NAME}"

          PACKAGE_VERSION="$(jq --raw-output '.version' package.json)"
          echo "PACKAGE_VERSION=${PACKAGE_VERSION}" >> "${GITHUB_OUTPUT}"
          git commit -m "v${PACKAGE_VERSION}"
        env:
          GH_TOKEN: ${{ github.token }}
      # Create the pull request, and optionally mark it as auto-merge
      - id: create-pull-request
        uses: peter-evans/create-pull-request@v6
        with:
          # GitHub won't run workflows off of events from the `github-actions` user
          # But also, I want the PR to be created under my name for cosmetic reasons
          token: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
          author: ${{ steps.bump-and-commit.outputs.USER_NAME }} <${{ steps.bump-and-commit.outputs.USER_EMAIL }}>
          branch: ${{ github.actor }}/${{ steps.bump-and-commit.outputs.PACKAGE_VERSION }}
          delete-branch: true
          title: v${{ steps.bump-and-commit.outputs.PACKAGE_VERSION }}
          assignees: ${{ !inputs.auto-merge && github.repository_owner || '' }}
          reviewers: ${{ (!inputs.auto-merge && github.repository_owner != github.actor) && github.repository_owner || '' }}
      - if: ${{ steps.create-pull-request.outputs.pull-request-number }}
        run: |
          {
            echo "# v${{ steps.bump-and-commit.outputs.PACKAGE_VERSION }}"
            echo ""
            echo "${{ steps.create-pull-request.outputs.pull-request-url }}"
          } >> "${GITHUB_STEP_SUMMARY}"
      - if: ${{ steps.create-pull-request.outputs.pull-request-number && inputs.auto-merge }}
        run: gh pr merge "${{ steps.create-pull-request.outputs.pull-request-number }}" --squash --auto
        env:
          GH_TOKEN: ${{ secrets.PERSONAL_ACCESS_TOKEN }}