00001 /* File: flatten.H 00002 ** Author(s): Kostis F. Sagonas 00003 ** Contact: xsb-contact@cs.sunysb.edu 00004 ** 00005 ** Copyright (C) The Research Foundation of SUNY, 1986, 1993-1998 00006 ** Copyright (C) ECRC, Germany, 1990 00007 ** 00008 ** XSB is free software; you can redistribute it and/or modify it under the 00009 ** terms of the GNU Library General Public License as published by the Free 00010 ** Software Foundation; either version 2 of the License, or (at your option) 00011 ** any later version. 00012 ** 00013 ** XSB is distributed in the hope that it will be useful, but WITHOUT ANY 00014 ** WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00015 ** FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for 00016 ** more details. 00017 ** 00018 ** You should have received a copy of the GNU Library General Public License 00019 ** along with XSB; if not, write to the Free Software Foundation, 00020 ** Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00021 ** 00022 ** $Id: flatten.H,v 1.6 2006/01/17 21:52:35 dwarren Exp $ 00023 ** 00024 */ 00025 00026 00027 :- export flatten/2. 00028 :- export force_flatten_loaded/0. 00029 00030 :- import gennum/1 from gensym. 00031 :- import arithrelop/1 from tp_eval. 00032 :- import length/2 from basics. 00033 :- import functor/3 from standard.