EDIT3: Changing C code to check for error and increment the error variable if it's non-zero, compared to C++ throwing an int(): ecccc eeeec eecec eeeee

EDIT3: Changing C code to check for error and increment the error variable if it's non-zero, compared to C++ throwing an int(): ecccc eeeec eecec eeeee EEEEE and against throwing std::runtime_error("Error"): ecccC eeece ceeec eeEee EEeEe