cache-clang.yml

name: Cache clang Toolchain
defaults:
  run:
    shell: D:\msys64\msys2.cmd {0}

on:
  workflow_dispatch:
    inputs:
      toolchain:
        description: "toolchain"
        required: false
        default: "mingw64-clang"
        type: choice
        options:
        - mingw64-clang
        - llvm-mingw

  #schedule:
  #- cron: '05 0 * * MON'  
 
jobs:
  build:
    runs-on: windows-2022
    steps:
    - name: Cache msys2
      uses: actions/cache@main
      id: msys2
      with:
        path: D:\msys64
        key: msys2

    - name: Cache Toolchain
      uses: actions/cache@main
      id: clang-ucrt
      with:
        path: D:\ucrt64
        key: clang-ucrt-x86_64
    
    - name: Install msys2
      if: (steps.msys2.outputs.cache-hit != 'true' && inputs.toolchain == 'llvm-mingw')
      uses: msys2/setup-msys2@v2
      with:
        cache: false
        location: D:\
        install: base-devel autotools git p7zip

    - name: Install MinGW-w64-clang Toolchain
      if: (steps.clang-ucrt.outputs.cache-hit != 'true' && inputs.toolchain == 'mingw64-clang')
      uses: msys2/setup-msys2@v2
      with:
        cache: false
        location: D:\
        install: >-
          base-devel
          autotools
          git
          yasm
          nasm
          p7zip
          mingw-w64-clang-x86_64-gettext-tools
          mingw-w64-clang-x86_64-gettext-runtime
          mingw-w64-clang-x86_64-pkgconf
          mingw-w64-clang-x86_64-clang
          mingw-w64-clang-x86_64-libc++
          mingw-w64-clang-x86_64-gcc-compat
          mingw-w64-clang-x86_64-tools-git
          mingw-w64-clang-x86_64-meson
          mingw-w64-clang-x86_64-cmake
          mingw-w64-clang-x86_64-make

    - name: Prepare
      run: git config --global core.autocrlf input
      shell: bash
    
    - name: Checkout
      uses: actions/checkout@main

    - name: Config msys2
      if: steps.msys2.outputs.cache-hit != 'true'
      shell: bash
      run: |
        cp msys2-config/msys2.cmd /d/msys64
        install -m644 msys2-config/*.conf /d/msys64/etc/
        install -m755 msys2-config/makepkg-* /d/msys64/usr/bin/

    - name: Install llvm-mingw Toolchain
      if: (steps.clang-ucrt.outputs.cache-hit != 'true' && inputs.toolchain == 'llvm-mingw')
      run: |
        curl -OL https://github.com/eko5624/toolchain/releases/download/toolchain/target-llvm-mingw-latest-ucrt-x86_64.7z
        7z x target-llvm-mingw*.7z -o/d && mv /d/target /d/ucrt64

    - name: Install curl
      if: (steps.clang-ucrt.outputs.cache-hit != 'true' && inputs.toolchain == 'mingw64-clang')
      run: |
        mv /d/msys64/clang64 /d/ucrt64
        curl -L -o curl-win64-mingw.zip 'https://curl.se/windows/latest.cgi?p=win64-mingw.zip'
        7z x curl*.zip
        cp curl*/bin/curl-ca-bundle.crt /d/ucrt64/bin
        cp curl*/bin/curl.exe /d/ucrt64/bin

    - name: Remove "libwinpthread.dll.a libpthread.dll.a libc++.dll.a" from MinGW-w64-CLANG Toolchain
      if: (steps.clang-ucrt.outputs.cache-hit != 'true' && inputs.toolchain == 'mingw64-clang')
      run: |
        find /d/ucrt64/lib -type f \( -name "*pthread.dll.a" \) -print0 | xargs -0 -I {} rm {}
        find /d/ucrt64/lib -type f \( -name "libc++.dll.a" \) -print0 | xargs -0 -I {} rm {}