/*
** This file is part of Toolkit for Conceptual Modeling (TCM).
** (c) copyright 1999, Vrije Universiteit Amsterdam.
**  Author: Frank Dehne (frank@cs.vu.nl).
**
** TCM 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.
**
** TCM 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 TCM; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
** 02111-1307, USA.
*/
#ifndef _ERPARSE_H
#define _ERPARSE_H

/* Functions for parsing card. constraints of ER diagrams. */
#ifdef __cplusplus
extern "C" {
	typedef struct yy_buffer_state *YY_BUFFER_STATE;

	extern int cardconstraintparse();
	extern YY_BUFFER_STATE cardconstraint_scan_string(const char *str);
	extern int cardconstraint_delete_buffer(YY_BUFFER_STATE);
	extern char cardconstraint_errormsg[];
	extern char cardconstraint_constraint[];
}
#endif

#endif
