add_definitions(-D_FORTIFY_SOURCE=2)
add_definitions(-fstack-protector --param ssp-buffer-size=4)
add_definitions(-pie -fPIE)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,relro,-z,now")
set(CMAKE_EXE_LINKER_FLAGS "-Wl,-z,relro,-z,now ${CMAKE_EXE_LINKER_FLAGS}")
endif()
# Win32 specific global directives