cmake_minimum_required(VERSION 2.8) project(test_qtmainwin_library) find_package(Qt5Core REQUIRED) include_directories(${Qt5Core_INCLUDE_DIRS}) add_definitions(${Qt5Core_DEFINITIONS}) qt5_wrap_cpp(moc_files myobject.h) set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${Qt5Core_EXECUTABLE_COMPILE_FLAGS}") # On non-windows, the WIN32 is harmless, and Qt5Core_QTMAIN_LIBRARIES is empty. # We test that it is harmless on those, and test that it builds on Windows. # It wouldn't build if WIN32 is used and Qt5Core_QTMAIN_LIBRARIES is empty. add_executable(myobject WIN32 myobject.cpp ${moc_files} ) target_link_libraries(myobject ${Qt5Core_LIBRARIES} ${Qt5Core_QTMAIN_LIBRARIES})