ln.c

   1 #include "types.h"
   2 #include "stat.h"
   3 #include "user.h"
   4
   5 int
   6 main(int argc, char *argv[])
   7 {
   8   if(argc != 3){
   9     printf(2, "Usage: ln old new\n");
  10     exit();
  11   }
  12   if(link(argv[1], argv[2]) < 0)
  13     printf(2, "link %s %s: failed\n", argv[1], argv[2]);
  14   exit();
  15 }