name: Build with Autotools

on:
  workflow_call:
    inputs:
      cxx:
        type: string
        required: true
      cxx-flags:
        type: string
        required: true
      configure-opts:
        type: string
        required: false
      distcheck:
        type: boolean
        required: false
      use-ccache:
        type: boolean
        required: false

jobs:
  build:
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v3
        with:
          submodules: true

      - id: calculate-cache-key
        name: Calculate cache key for ccache
        run: |
          key=$(echo "${{ inputs.cxx }} ${{ inputs.cxx-flags }} ${{ inputs.configure-opts }}" | sha256sum | cut -d' ' -f1)
          echo "key=$key" >> $GITHUB_OUTPUT

      - if: ${{ inputs.use-ccache }}
        uses: hendrikmuhs/ccache-action@v1.2
        with:
          key: ${{ steps.calculate-cache-key.outputs.key }}
          max-size: "200M"

      - name: Configuring ccache to use precompiled headers
        if: ${{ inputs.use-ccache }}
        run: |
          ln -s /usr/bin/ccache /usr/local/bin/${{ inputs.cxx }}
          /usr/bin/ccache --set-config=sloppiness=pch_defines,time_macros,include_file_mtime,include_file_ctime
          /usr/bin/ccache --set-config=pch_external_checksum=true
          /usr/bin/ccache -p

      - name: Install required packages
        run: |
          sudo apt-get update
          sudo apt-get install \
            libncursesw5-dev \
            libcurl4-openssl-dev \
            nkf \

      - name: Generate configure
        run: ./bootstrap

      - name: Configure
        run: ./configure ${{ inputs.configure-opts }}
        env:
          CXX: ${{ inputs.cxx }}
          CXXFLAGS: ${{ inputs.cxx-flags }}

      - name: Build with distcheck
        if: ${{ inputs.distcheck }}
        run: make DISTCHECK_CONFIGURE_FLAGS="CXX=\"${{ inputs.cxx }}\" CXXFLAGS=\"${{ inputs.cxx-flags }}\" ${{ inputs.configure-opts }}" -j$(nproc) distcheck >/dev/null

      - name: Build
        if: ${{ !inputs.distcheck }}
        run: make -j$(nproc) >/dev/null