#include "my_time.h" #include #include #include class LogWriter { public: static void log_start_line(); static void log_counter(long long int counter); static void log_copy_start(std::string copy_name); static void log_copy_finish(std::string copy_name); static void log_copy_error(std::string copy_name); private: static int write_log(const std::string& log_line); };