disable log_to_file

Author: jiahuanluo

CMakeLists.txt

@@ -28,6 +28,7 @@ if (NOT CMAKE_BUILD_TYPE)
 endif ()
 find_package(Threads REQUIRED QUIET)
 find_package(OpenMP REQUIRED QUIET)
+add_definitions("-DELPP_NO_LOG_TO_FILE") 
 if (OPENMP_FOUND)
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")