reusable-build-windows.yaml

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# Licensed under the Apache License, Version 2.0 (the "License");
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name: Build Erlang/OTP (Windows)
run-name: "[${{ inputs.base_branch }}] Build Erlang/OTP (Windows)"

on:
  workflow_call:
    inputs:
      base_branch:
        required: true
        type: string

permissions:
  contents: read

# NOTE: This job should only be executed on the callee with `needs: pack`
jobs:
  build-windows:
    defaults:
      run:
        shell: wsl-bash {0}
    env:
      WXWIDGETS_VERSION: 3.2.6
    name: Build Erlang/OTP (Windows)
    runs-on: windows-2025
    permissions:
      contents: read   # actions/cache (restore/save wxWidgets cache)
      actions:  write  # actions/download-artifact + actions/upload-artifact
    steps:
      - uses: Vampire/setup-wsl@6a8db447be7ed35f2f499c02c6e60ff77ef11278 # ratchet:Vampire/setup-wsl@v6.0.0
        with:
          distribution: Ubuntu-18.04

      - name: Install WSL dependencies
        run: apt update && apt install -y g++-mingw-w64 gcc-mingw-w64 make autoconf unzip

      - name: Install NSIS
        shell: cmd
        run: |
          choco install nsis --version 3.11.0

      - name: Install openssl
        shell: cmd
        run: |
          choco install openssl --version=3.1.1
          IF EXIST "c:\\Program Files\\OpenSSL-Win64" (move "c:\\Program Files\\OpenSSL-Win64" "c:\\OpenSSL-Win64") ELSE (move "c:\\Program Files\\OpenSSL" "c:\\OpenSSL-Win64")

      - name: Identify the runner image
        id: image
        env:
          WSLENV: GITHUB_OUTPUT/p:ImageOS
        run: echo "os=${ImageOS:-unknown}" >> "$GITHUB_OUTPUT"

      - name: Cache wxWidgets
        uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # ratchet:actions/cache@v5.0.3
        with:
          path: wxWidgets
          key: wxWidgets-${{ env.WXWIDGETS_VERSION }}-${{ steps.image.outputs.os }}

      # actions/cache on Windows sometimes does not set cache-hit even though there was one. Setting it manually.
      - name: Set wxWidgets cache
        id: wxwidgets-cache
        env:
          WSLENV: GITHUB_OUTPUT/p
        run: |
          if [ -d wxWidgets ]; then
            echo "cache-hit=true" >> $GITHUB_OUTPUT
          else
            echo "cache-hit=false" >> $GITHUB_OUTPUT
          fi

      - name: Download wxWidgets
        if: steps.wxwidgets-cache.outputs.cache-hit != 'true'
        run: |
          wget https://github.com/wxWidgets/wxWidgets/releases/download/v${{ env.WXWIDGETS_VERSION }}/wxWidgets-${{ env.WXWIDGETS_VERSION }}.zip
          unzip wxWidgets-${{ env.WXWIDGETS_VERSION }}.zip -d wxWidgets
          sed -i -r -e 's/wxUSE_POSTSCRIPT +0/wxUSE_POSTSCRIPT 1/' wxWidgets/include/wx/msw/setup.h
          sed -i -r -e 's/wxUSE_WEBVIEW_EDGE +0/wxUSE_WEBVIEW_EDGE 1/' wxWidgets/include/wx/msw/setup.h

      - name: Install WebView2
        if: steps.wxwidgets-cache.outputs.cache-hit != 'true'
        shell: cmd
        run: |
          cd wxWidgets\\3rdparty
          nuget install Microsoft.Web.WebView2 -Version 1.0.705.50 -Source https://api.nuget.org/v3/index.json
          rename Microsoft.Web.WebView2.1.0.705.50 webview2

      - name: Build wxWidgets
        if: steps.wxwidgets-cache.outputs.cache-hit != 'true'
        shell: cmd
        run: |
          cd wxWidgets\\build\\msw
          SET VSWHERE="%ProgramFiles(x86)%\Microsoft Visual Studio\Installer\vswhere.exe"
          FOR /F "delims=" %%P IN ('%VSWHERE% -latest -property installationPath') DO (
            SET "VCVARSALL=%%P\VC\Auxiliary\Build\vcvarsall.bat"
          )
          call "%VCVARSALL%" x64
          nmake TARGET_CPU=amd64 BUILD=release SHARED=0 DIR_SUFFIX_CPU= -f makefile.vc

      - name: Download source archive
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        with:
          name: otp_prebuilt

      - name: Compile Erlang
        run: |
          mkdir -p /mnt/c/opt/local64/pgm/
          cp -R wxWidgets /mnt/c/opt/local64/pgm/wxWidgets-${{ env.WXWIDGETS_VERSION }}
          tar -xzf ./otp_src.tar.gz
          cd otp
          export PATH="/mnt/c/Program Files (x86)/NSIS/bin":$PATH
          export ERL_TOP=`pwd`
          export MAKEFLAGS=-j$(($(nproc) + 2))
          export ERLC_USE_SERVER=true
          export ERTS_SKIP_DEPEND=true
          eval `./otp_build env_win32 x64`
          ./otp_build configure
          if cat erts/CONF_INFO ||
             grep -v "Static linking with OpenSSL 3.0" lib/*/CONF_INFO ||
             cat lib/*/SKIP ||
             cat lib/SKIP-APPLICATIONS; then
             exit 1
          fi
          ./otp_build boot -a
          ./otp_build release -a
          cp /mnt/c/opt/local64/pgm/wxWidgets-${{ env.WXWIDGETS_VERSION }}/3rdparty/webview2/runtimes/win-x64/native/WebView2Loader.dll $ERL_TOP/release/win32/erts-*/bin/
          ./otp_build installer_win32

      - name: Upload installer
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        with:
          name: otp_win32_installer
          path: otp/release/win32/otp*.exe