00001 /* File: singlton.H 00002 ** Author(s): Sagonas 00003 ** Contact: xsb-contact@cs.sunysb.edu 00004 ** 00005 ** Copyright (C) The Research Foundation of SUNY, 1986, 1993-1998 00006 ** 00007 ** XSB is free software; you can redistribute it and/or modify it under the 00008 ** terms of the GNU Library General Public License as published by the Free 00009 ** Software Foundation; either version 2 of the License, or (at your option) 00010 ** any later version. 00011 ** 00012 ** XSB is distributed in the hope that it will be useful, but WITHOUT ANY 00013 ** WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00014 ** FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for 00015 ** more details. 00016 ** 00017 ** You should have received a copy of the GNU Library General Public License 00018 ** along with XSB; if not, write to the Free Software Foundation, 00019 ** Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00020 ** 00021 ** $Id: singlton.H,v 1.11 2004/08/31 00:22:22 dwarren Exp $ 00022 ** 00023 */ 00024 00025 00026 :- export singleton_check/2,calculate_singleton/3. 00027 00028 :- import vv/2 from xsb_read. 00029 :- import warning/1 from auxlry. 00030 :- import numbervars_cmplib/3 from auxlry. 00031 :- import option/1 from auxlry. 00032 :- import append/3, copy_term/2, log_ith/3 from basics. 00033 :- import atom_codes/2, functor/3, hilog_functor/3, atomic/1, integer/1, 00034 arg/3, '=..'/2 00035 from standard.
1.4.5