#include<sys/stat.h>
#include<fcntl.h>
#include<unistd.h>

int copy(int old, int new)
{
   int count;
   char buffer[10];
   while((count=read(old,buffer,sizeof(buffer)))>0)
   {
       write(new,buffer,count);
   }
   close(old);
   close(new);
}

int main(int argc, char *argv[])
{
   int fold,fnew;
   fold=open(argv[1],O_RDONLY);
   fnew=creat(argv[2],0777);
   copy(fold,fnew);
   return 0;
}