echo [1/4] 正在設定 Visual Studio 環境 (x64)... set "VS_PATH=C:\Program Files\Microsoft Visual Studio\2022\Community" set "VCVARS=%VS_PATH%\VC\Auxiliary\Build\vcvarsall.bat"
ifnotexist "%VCVARS%" goto :ERROR_VS
:: 檢查 CMake where cmake >nul2>nul if%errorlevel%neq0set "PATH=%VS_PATH%\Common7\IDE\CommonExtensions\Microsoft\CMake\CMake\bin;%PATH%"
echo [2/4] 準備編譯目錄 (x64)... set "BUILD_DIR=%~dp0build_x64" ifnotexist "%BUILD_DIR%" mkdir "%BUILD_DIR%"