what to do
create makefile
	create liblog.o then create test

create log.c and log_interface.h
	create liblog.o

create test.c
	used to test the liblog.o
save the logfile

filepath /logs/
filename year-month-day
update the readme
update log.c
add UINT u_type
socket
create_msg(unsigned int u_type, char *msg, ...);

if u_type == 0
	write_msg to the file
else if u_type == 1
	send_msg to the server