name: build

# build on c/cpp changes or workflow changes
on:
  push:
    paths:
      - 'lib/**.[ch]'
      - 'lib/**.cpp'
      - 'src/**.[ch]'
      - 'src/**.cpp'
      - '**/CMakeLists.txt'
      - 'cmake/Modules/**'
      - 'util/buildbot/**'
      - 'util/ci/**'
      - '.github/workflows/**.yml'
  pull_request:
    paths:
      - 'lib/**.[ch]'
      - 'lib/**.cpp'
      - 'src/**.[ch]'
      - 'src/**.cpp'
      - '**/CMakeLists.txt'
      - 'cmake/Modules/**'
      - 'util/buildbot/**'
      - 'util/ci/**'
      - '.github/workflows/**.yml'

jobs:
  # This is our minor gcc compiler
  gcc_6:
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2
      - name: Install deps
        run: |
          sudo apt-get install g++-6 gcc-6 -qyy
          source ./util/ci/common.sh
          install_linux_deps

      - name: Build
        run: |
          ./util/ci/build.sh
        env:
          CC: gcc-6
          CXX: g++-6

      - name: Test
        run: |
          ./bin/minetest --run-unittests

  # This is the current gcc compiler (available in bionic)
  gcc_8:
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2
      - name: Install deps
        run: |
          sudo apt-get install g++-8 gcc-8 -qyy
          source ./util/ci/common.sh
          install_linux_deps

      - name: Build
        run: |
          ./util/ci/build.sh
        env:
          CC: gcc-8
          CXX: g++-8

      - name: Test
        run: |
          ./bin/minetest --run-unittests

  # This is our minor clang compiler
  clang_3_9:
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2
      - name: Install deps
        run: |
          sudo apt-get install clang-3.9 -qyy
          source ./util/ci/common.sh
          install_linux_deps

      - name: Build
        run: |
          ./util/ci/build.sh
        env:
          CC: clang-3.9
          CXX: clang++-3.9

      - name: Test
        run: |
          ./bin/minetest --run-unittests

  # This is the current clang version
  clang_9:
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2
      - name: Install deps
        run: |
          sudo apt-get install clang-9 valgrind -qyy
          source ./util/ci/common.sh
          install_linux_deps
        env:
          WITH_LUAJIT: 1

      - name: Build
        run: |
          ./util/ci/build.sh
        env:
          CC: clang-9
          CXX: clang++-9

      - name: Test
        run: |
          ./bin/minetest --run-unittests

      - name: Valgrind
        run: |
          valgrind --leak-check=full --leak-check-heuristics=all --undef-value-errors=no --error-exitcode=9 ./bin/minetest --run-unittests

  # Build with prometheus-cpp (server-only)
  clang_9_prometheus:
    name: "clang_9 (PROMETHEUS=1)"
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2
      - name: Install deps
        run: |
          sudo apt-get install clang-9 -qyy
          source ./util/ci/common.sh
          install_linux_deps

      - name: Build prometheus-cpp
        run: |
          ./util/ci/build_prometheus_cpp.sh

      - name: Build
        run: |
          ./util/ci/build.sh
        env:
          CC: clang-9
          CXX: clang++-9
          CMAKE_FLAGS: "-DENABLE_PROMETHEUS=1 -DBUILD_CLIENT=0"

      - name: Test
        run: |
          ./bin/minetestserver --run-unittests

  # Build without freetype (client-only)
  clang_9_no_freetype:
    name: "clang_9 (FREETYPE=0)"
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2
      - name: Install deps
        run: |
          sudo apt-get install clang-9 -qyy
          source ./util/ci/common.sh
          install_linux_deps

      - name: Build
        run: |
          ./util/ci/build.sh
        env:
          CC: clang-9
          CXX: clang++-9
          CMAKE_FLAGS: "-DENABLE_FREETYPE=0 -DBUILD_SERVER=0"

      - name: Test
        run: |
          ./bin/minetest --run-unittests

  docker:
    name: "Docker image"
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2
      - name: Build docker image
        run: |
          docker build .

  win32:
    name: "MinGW cross-compiler (32-bit)"
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2
      - name: Install compiler
        run: |
          sudo apt-get install gettext -qyy
          wget http://minetest.kitsunemimi.pw/mingw-w64-i686_9.2.0_ubuntu18.04.tar.xz -O mingw.tar.xz
          sudo tar -xaf mingw.tar.xz -C /usr

      - name: Build
        run: |
           EXISTING_MINETEST_DIR=$PWD ./util/buildbot/buildwin32.sh winbuild
        env:
          NO_MINETEST_GAME: 1
          NO_PACKAGE: 1

  win64:
    name: "MinGW cross-compiler (64-bit)"
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2
      - name: Install compiler
        run: |
          sudo apt-get install gettext -qyy
          wget http://minetest.kitsunemimi.pw/mingw-w64-x86_64_9.2.0_ubuntu18.04.tar.xz -O mingw.tar.xz
          sudo tar -xaf mingw.tar.xz -C /usr

      - name: Build
        run: |
          EXISTING_MINETEST_DIR=$PWD ./util/buildbot/buildwin64.sh winbuild
        env:
          NO_MINETEST_GAME: 1
          NO_PACKAGE: 1