cmake_minimum_required(VERSION 2.8) project(newmain ) find_package( OpenCV REQUIRED ) add_subdirectory (Development) include_directories( ${OpenCV_INCLUDE_DIRS}) SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread") enable_testing() add_library (gmp guardmypi.cpp guardmypi.h) add_executable( main main.cpp) add_executable(newmain newmain.cpp) target_link_libraries( main gmp ${OpenCV_LIBS} ) target_link_libraries( newmain gmp ${OpenCV_LIBS} ) add_test (Name Test COMMAND Test)