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/**************************************************************/
/* ********************************************************** */
/* * * */
/* * STANDARD UNIFICATION * */
/* * * */
/* * $Module: UNIFY * */
/* * * */
/* * Copyright (C) 1996, 1997, 1998, 2001 * */
/* * MPI fuer Informatik * */
/* * * */
/* * This program is free software; you can redistribute * */
/* * it and/or modify it under the terms of the GNU * */
/* * General Public License as published by the Free * */
/* * Software Foundation; either version 2 of the License, * */
/* * or (at your option) any later version. * */
/* * * */
/* * This program is distributed in the hope that it will * */
/* * be useful, but WITHOUT ANY WARRANTY; without even * */
/* * the implied warranty of MERCHANTABILITY or FITNESS * */
/* * FOR A PARTICULAR PURPOSE. See the GNU General Public * */
/* * License for more details. * */
/* * * */
/* * You should have received a copy of the GNU General * */
/* * Public License along with this program; if not, write * */
/* * to the Free Software Foundation, Inc., 59 Temple * */
/* * Place, Suite 330, Boston, MA 02111-1307 USA * */
/* * * */
/* * * */
/* $Revision: 21527 $ * */
/* $State$ * */
/* $Date: 2005-04-24 21:10:28 -0700 (Sun, 24 Apr 2005) $ * */
/* $Author: duraid $ * */
/* * * */
/* * Contact: * */
/* * Christoph Weidenbach * */
/* * MPI fuer Informatik * */
/* * Stuhlsatzenhausweg 85 * */
/* * 66123 Saarbruecken * */
/* * Email: weidenb@mpi-sb.mpg.de * */
/* * Germany * */
/* * * */
/* ********************************************************** */
/**************************************************************/
/* $RCSfile$ */
#ifndef _UNIFY_
#define _UNIFY_
/**************************************************************/
/* Includes */
/**************************************************************/
#include "term.h"
#include "symbol.h"
#include "list.h"
#include "context.h"
#include "subst.h"
/**************************************************************/
/* Functions for Initialization and Controlling */
/**************************************************************/
void unify_Init(void);
void unify_Free(void);
/**************************************************************/
/* Functions for Misc */
/**************************************************************/
/**************************************************************/
/* Functions for Occur Check */
/**************************************************************/
BOOL unify_OccurCheckCom(SYMBOL, CONTEXT, TERM);
BOOL unify_OccurCheck(CONTEXT, SYMBOL, CONTEXT, TERM);
/**************************************************************/
/* Functions for Unification */
/**************************************************************/
BOOL unify_Unify(CONTEXT, TERM, CONTEXT, TERM);
BOOL unify_UnifyCom(CONTEXT, TERM, TERM);
BOOL unify_UnifyNoOC(CONTEXT, TERM, CONTEXT, TERM);
BOOL unify_UnifyAllOC(CONTEXT, CONTEXT, TERM, CONTEXT, TERM);
/**************************************************************/
/* Functions for Generalization Test */
/**************************************************************/
BOOL unify_Match(CONTEXT, TERM, TERM);
BOOL unify_MatchFlexible(CONTEXT, TERM, TERM);
void unify_EstablishMatcher(CONTEXT, SUBST);
BOOL unify_MatchBindings(const CONTEXT, TERM, TERM);
/**************************************************************/
/* Functions for Instance Test */
/**************************************************************/
BOOL unify_MatchReverse(const CONTEXT, TERM, CONTEXT, TERM);
/**************************************************************/
/* Functions for Variation Test */
/**************************************************************/
BOOL unify_Variation(const CONTEXT, TERM, TERM);
/**************************************************************/
/* Functions for Computing MSCGs */
/**************************************************************/
TERM unify_ComGenLinear(const CONTEXT, SUBST*, TERM, SUBST*, TERM);
/**************************************************************/
/* Functions for Debugging */
/**************************************************************/
#endif
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