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Text File  |  1993-08-08  |  415b  |  18 lines
  1. * Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
  2. * The C++ Answer Book */
  3. * Tony Hansen */
  4. * All rights reserved. */
  5. / insert an entry at the beginning of the list
  6. oid dlist_iterator::insert(ent a)
  7.  
  8.    if (curr_dlist->last)
  9. curr_dlist->last->next->insert(new dlink(a));
  10.  
  11.    else
  12. {
  13. curr_dlist->last = new dlink(a);
  14. curr_dlist->last->next =
  15.     curr_dlist->last->prev = curr_dlist->last;
  16. }
  17.  
  18.