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//不写一句废话 //代码：log_demo.cpp #include <string.h> #include <fstream> #include <boost/thread.hpp> #include <time.h> #include <unistd.h> using namespace std; class Demo { public: Demo(); ~Demo(); ofstream DEMO.

代码：log_demo.cpp #include <string.h> #include <fstream> #include <boost/thread.hpp> #include <time.h> #include <unistd.h> using namespace std; class Demo { public: Demo(); ~Demo(); ofstream DEMO_LOG;