util.c

   1 #include <stdlib.h>
   2 #include <unistd.h>
   3
   4 void die(char *msg)
   5 {
   6         write(STDERR_FILENO, msg, strlen(msg));
   7         exit(1);
   8 }
   9
  10 void *xmalloc(size_t size)
  11 {
  12         void *value = malloc(size);
  13         if (!value)
  14                 die("Out of memory!\n");
  15         return value;
  16 }