koreader/.github/workflows/build.yml

name: macos

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

on: [push, pull_request]

defaults:
  run:
    shell: bash

jobs:

  macos:

    strategy:
      fail-fast: false
      matrix:
        platform: ['arm64', 'x86_64']

    runs-on: ${{ matrix.platform == 'arm64' && 'macos-14' || 'macos-13' }}

    env:
      # Bump number to reset all caches.
      CACHE_EPOCH: '0'
      CLICOLOR_FORCE: '1'
      MACOSX_DEPLOYMENT_TARGET: ${{ matrix.platform == 'arm64' && '11.0' || '10.15' }}
      MAKEFLAGS: 'OUTPUT_DIR=build INSTALL_DIR=install TARGET=macos'

    steps:
      - name: XCode version
        run: xcode-select -p

      # Checkout / fetch. {{{

      - name: Checkout
        uses: actions/checkout@v4
        with:
          clean: false
          fetch-depth: 0
          filter: tree:0
          show-progress: false

      - name: Fetch
        run: make fetchthirdparty

      # }}}

      # Restore / setup caches. {{{

      - name: Generate cache key
        run: make -C base TARGET= cache-key

      - name: Restore build directory
        id: build-restore
        uses: actions/cache/restore@v4
        with:
          path: base/build
          key: ${{ env.CACHE_EPOCH }}-${{ runner.os }}-${{ runner.arch }}-build-${{ hashFiles('base/cache-key') }}

      - name: Restore build cache
        id: ccache-restore
        if: steps.build-restore.outputs.cache-hit != 'true'
        uses: actions/cache/restore@v4
        with:
          path: /Users/runner/Library/Caches/ccache
          key: ${{ env.CACHE_EPOCH }}-${{ runner.os }}-${{ runner.arch }}-ccache-${{ hashFiles('base/cache-key') }}
          restore-keys: ${{ env.CACHE_EPOCH }}-${{ runner.os }}-ccache-

      - name: Install ccache
        if: steps.build-restore.outputs.cache-hit != 'true'
        run: |
          wget --progress=dot:mega https://github.com/ccache/ccache/releases/download/v4.9.1/ccache-4.9.1-darwin.tar.gz
          tar xf ccache-4.9.1-darwin.tar.gz
          printf '%s\n' "$PWD/ccache-4.9.1-darwin" >>"${GITHUB_PATH}"          

      - name: Setup build cache
        if: steps.build-restore.outputs.cache-hit != 'true'
        run: |
          set -x
          which ccache
          ccache --version
          ccache --zero-stats
          ccache --max-size=256M
          ccache --show-config          

      # }}}

      # Install dependencies. {{{

      - name: Install homebrew dependencies
        # Compared to the README, adds p7zip.
        run: |
          packages=(
            nasm binutils coreutils libtool autoconf automake cmake make
            sdl2 gettext pkg-config wget gnu-getopt grep p7zip ninja
          )
          brew install --formula --quiet "${packages[@]}"          

      - name: Update PATH
        run: >
          printf '%s\n'
          "$(brew --prefix)/opt/gettext/bin"
          "$(brew --prefix)/opt/gnu-getopt/bin"
          "$(brew --prefix)/opt/grep/libexec/gnubin"
          "$(brew --prefix)/opt/make/libexec/gnubin"
          | tee "${GITHUB_PATH}"          

      # }}}

      # Build. {{{

      - name: Build
        if: steps.build-restore.outputs.cache-hit != 'true'
        run: make base

      - name: Dump binaries runtime path & dependencies
        run: make bindeps

      # }}}

      # Clean / save caches. {{{

      - name: Clean caches
        if: steps.build-restore.outputs.cache-hit != 'true' && always()
        run: |
          set -x
          # Trim the build directory.
          rm -rf base/build/{cmake,staging,thirdparty}
          ccache --cleanup >/dev/null
          ccache --show-stats --verbose          

      - name: Save build cache
        uses: actions/cache/save@v4
        if: steps.build-restore.outputs.cache-hit != 'true' && steps.ccache-restore.outputs.cache-hit != 'true'
        with:
          path: /Users/runner/Library/Caches/ccache
          key: ${{ steps.ccache-restore.outputs.cache-primary-key }}

      - name: Save build directory
        uses: actions/cache/save@v4
        if: steps.build-restore.outputs.cache-hit != 'true'
        with:
          path: base/build
          key: ${{ steps.build-restore.outputs.cache-primary-key }}

      # }}}

      # Generate / upload artifact. {{{

      - name: Generate artifact
        run: make update --assume-old=base

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: koreader-macos-${{ matrix.platform }}
          path: '*.7z'

      # }}}

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