diplodocus.org Git - nmh/blob - sbr/memmove.c

   1 /* public domain function from Jan Wolter Unix Incompatibility Notes */
   2 /* http://unixpapa.com/incnote/ */
   3 char *memmove(char *dst, char *src, int n)
   4 {
   5   if (src > dst)
   6     for ( ; n > 0; n--)
   7       *(dst++)= *(src++);
   8   else
   9     for (dst+= n-1, src+= n-1; n > 0; n--)
  10       *(dst--)= *(src--);
  11 }