build-and-test.yml

name: Build & run tests

on:
  - push
  - pull_request

jobs:
  build:
    runs-on: ${{ matrix.os }}
    timeout-minutes: 120
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-18.04
          - ubuntu-20.04
          - macos-10.15 # catalina
          - macos-11.0  # big sur
          - windows-2016
          - windows-2019
        config:
          - Release
          # If you add Debug, be careful about the LLVM build.
          # LLVM Debug builds take a really long time, and consume a lot of disk space.
        include:
          - os: windows-2016
            cmake-generator: -G "Visual Studio 15 2017" -A x64
          - os: windows-2019
            cmake-generator: -G "Visual Studio 16 2019" -A x64

    steps:
      - if: contains(matrix.os, 'ubuntu')
        name: deps
        run: |
          sudo apt update
          sudo apt-get install libasound2-dev xorg-dev libglu1-mesa-dev

      - name: cache llvm
        id: llvm-cache
        uses: actions/cache@v2
        with:
          path: |
            ./llvm-3.8.0.install
          key: ${{ matrix.os }}-${{ matrix.config }}-llvm.3.8.0-0 # bump this number if you want to trigger an LLVM build

      - name: download and unpack llvm (macos/linux)
        if: steps.llvm-cache.outputs.cache-hit != 'true' && !contains(matrix.os, 'windows')
        run: |
          wget "http://extempore.moso.com.au/extras/llvm-3.8.0.src-patched-for-extempore.tar.xz"
          cmake -E tar xJf llvm-3.8.0.src-patched-for-extempore.tar.xz

      - name: download and unpack llvm (windows)
        if: contains(matrix.os, 'windows') && steps.llvm-cache.outputs.cache-hit != 'true'
        run: |
          Invoke-webrequest -Uri "http://extempore.moso.com.au/extras/llvm-3.8.0.src-patched-for-extempore.tar.xz" -OutFile "llvm-3.8.0.src-patched-for-extempore.tar.xz"
          cmake -E tar xJf llvm-3.8.0.src-patched-for-extempore.tar.xz

      - name: configure llvm
        if: steps.llvm-cache.outputs.cache-hit != 'true'
        run: |
          mkdir llvm-3.8.0.build
          mkdir llvm-3.8.0.install
          cd llvm-3.8.0.build
          cmake -DLLVM_TARGETS_TO_BUILD=X86 -DCMAKE_BUILD_TYPE=${{ matrix.config }} -DLLVM_ENABLE_TERMINFO=OFF -DLLVM_ENABLE_ZLIB=OFF -DLLVM_INCLUDE_UTILS=OFF -DLLVM_BUILD_RUNTIME=OFF -DLLVM_INCLUDE_EXAMPLES=OFF -DLLVM_INCLUDE_TESTS=OFF -DLLVM_INCLUDE_GO_TESTS=OFF -DLLVM_INCLUDE_DOCS=OFF -DCMAKE_C_FLAGS="" -DCMAKE_CXX_FLAGS="" -DCMAKE_INSTALL_PREFIX=../llvm-3.8.0.install ${{ matrix.cmake-generator }} ../llvm-3.8.0.src/

      - name: build llvm
        if: steps.llvm-cache.outputs.cache-hit != 'true'
        run: |
          cd llvm-3.8.0.build
          # if you're doing this by hand you might need `-- -j2` instead of `-j2`
          cmake --build . --config ${{ matrix.config }} -j2
          cmake --build . --config ${{ matrix.config }} -j2 --target llvm-as

      - name: install llvm (macos/linux)
        if: steps.llvm-cache.outputs.cache-hit != 'true' && !contains(matrix.os, 'windows')
        run: |
          cd llvm-3.8.0.build
          cmake --install .
          cp bin/llvm-as $GITHUB_WORKSPACE/llvm-3.8.0.install/bin/

      - name: install llvm (windows)
        if: contains(matrix.os, 'windows') && steps.llvm-cache.outputs.cache-hit != 'true'
        run: |
          cd llvm-3.8.0.build
          cmake --install . --prefix ../llvm-3.8.0.install
          cp .\${{ matrix.config }}\bin\llvm-as.exe ../llvm-3.8.0.install/bin/

      - uses: actions/checkout@v2
        with:
          path: extempore

      # I have no idea why `env:` seems to work for building, but not configuring :(
      - name: configure extempore (macos/linux)
        if: ${{ !contains(matrix.os, 'windows') }}
        run: |
          cd extempore
          mkdir build
          cd build
          env EXT_LLVM_DIR=$GITHUB_WORKSPACE/llvm-3.8.0.install cmake -DASSETS=ON ${{ matrix.cmake-generator }} ..

      - name: configure extempore (windows)
        if: contains(matrix.os, 'windows')
        run: |
          $Env:EXT_LLVM_DIR="$Env:GITHUB_WORKSPACE/llvm-3.8.0.install"
          cd extempore
          mkdir build
          cd build
          cmake -DASSETS=ON ${{ matrix.cmake-generator }} ..

      - name: build extempore (macos/linux)
        if: ${{ !contains(matrix.os, 'windows') }}
        env:
          EXT_LLVM_DIR: "${{ env.GITHUB_WORKSPACE }}/llvm-3.8.0.install"
        run: |
          cd extempore/build
          cmake --build . -j2 --config ${{ matrix.config }} --target extempore

      - name: build extempore (windows)
        if: contains(matrix.os, 'windows')
        env:
          EXT_LLVM_DIR: "${{ env.GITHUB_WORKSPACE }}/llvm-3.8.0.install/${{ matrix.config }}"
        run: |
          cd extempore/build
          cmake --build . -j2 --config ${{ matrix.config }} --target extempore

      - name: aot-compile-stdlib (macos/linux)
        if: ${{ !contains(matrix.os, 'windows') }}
        env:
          EXT_LLVM_DIR: "${{ env.GITHUB_WORKSPACE }}/llvm-3.8.0.install"
        run: |
          cd extempore/build
          cmake --build . -j2 --config ${{ matrix.config }}

      - name: aot-compile-stdlib (windows)
        if: ${{ contains(matrix.os, 'windows') }}
        env:
          EXT_LLVM_DIR: "${{ env.GITHUB_WORKSPACE }}/llvm-3.8.0.install/${{ matrix.config }}"
        run: |
          cd extempore/build
          # -j1 due to intermittent flakiness when building AOT in parallel on Windows
          cmake --build . -j1 --config ${{ matrix.config }}

      - name: test
        run: cd extempore && cd build && ctest --build-config ${{ matrix.config }} --label-regex libs-core