name: linux-mips64-gcc
on:
  push:
    paths:
      - '.gitea/workflows/linux-mips64-gcc.yml'
      - 'toolchains/mips64el-linux-gnuabi64.toolchain.cmake'
      - 'src/**'
      - 'tests/**'
      - 'CMakeLists.txt'
      - 'cmake/**'
  pull_request:
    paths:
      - '.gitea/workflows/linux-mips64-gcc.yml'
      - 'toolchains/mips64el-linux-gnuabi64.toolchain.cmake'
      - 'src/**'
      - 'tests/**'
      - 'CMakeLists.txt'
      - 'cmake/**'

concurrency:
  group: linux-mips64-gcc-${{ github.ref }}
  cancel-in-progress: true

permissions:
  - read

jobs:
  linux-gcc-mips64el:
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: true

      - name: cache-qemu
        id: cache-qemu
        uses: actions/cache@v3
        with:
          path: qemu-install
          key: qemu-mips64el-install-20220502-2

      - name: checkout-qemu
        #uses: actions/checkout@v4
        if: steps.cache-qemu.outputs.cache-hit != 'true'
        run: |
          mkdir qemu && cd qemu
          git init
          git remote add origin https://gitlab.com/qemu-project/qemu.git
          git fetch --depth=1 origin f5643914a9e8f79c606a76e6a9d7ea82a3fc3e65
          git checkout f5643914a9e8f79c606a76e6a9d7ea82a3fc3e65

      - name: rerun-on-checkout-failure
        if: steps.cache-qemu.outputs.cache-hit != 'true' && failure()
        env:
          GH_HOST: ${GITHUB_SERVER_URL#https://}
          GH_TOKEN: ${{ github.token }}
        run: gh run rerun ${{ github.run_id }} --failed

      - name: install-qemu-build-deps
        if: steps.cache-qemu.outputs.cache-hit != 'true'
        run: |
          sudo apt-get update -y
          sudo apt-get install -y autoconf automake autotools-dev ninja-build

      - name: qemu
        if: steps.cache-qemu.outputs.cache-hit != 'true'
        run: |
          cd qemu
          ./configure --target-list=mips64el-linux-user --prefix=$GITHUB_WORKSPACE/qemu-install
          make -j `nproc`
          make install

      - name: mips64el-gnuabi64-toolchain
        run: |
          sudo apt-get update
          sudo apt-get install g++-mips64el-linux-gnuabi64

      - name: configure
        run: |
          mkdir build && cd build
          cmake .. -DULIB_BUILD_TESTS=ON -DCMAKE_TOOLCHAIN_FILE=../toolchains/mips64el-linux-gnuabi64.toolchain.cmake -DCMAKE_CROSSCOMPILING_EMULATOR="qemu-mips64el;-L;/usr/mips64el-linux-gnuabi64"

      - name: build
        run: cmake --build build --target all -j `nproc`

      - name: test
        run: |
          export PATH=$GITHUB_WORKSPACE/qemu-install/bin:$PATH
          cd build 
          ctest --output-on-failure -j`nproc`