SET PROTOBUF_X86_DIRECTORY=..\vcpkg\packages\protobuf_x86-windows-static SET PROTOBUF_X64_DIRECTORY=..\vcpkg\packages\protobuf_x64-windows-static rem location of protoc in protobuf directories: SET PROTOC_DIRECTORY=\tools\protobuf\protoc.exe if exist "%PROTOBUF_X64_DIRECTORY%\lib\libprotobuf-lite.lib" ( SET PROTOBUF_LIBRARY=\lib\libprotobuf-lite.lib ) else ( SET PROTOBUF_LIBRARY=\lib\libprotobuf.lib )