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/* $Id: constraint.h,v 1.7 2009-01-27 15:40:21 potyra Exp $
*
* Copyright (C) 2007-2009 FAUcc Team <info@faumachine.org>.
* This program is free software. You can redistribute it and/or modify it
* under the terms of the GNU General Public License, either version 2 of
* the License, or (at your option) any later version. See COPYING.
*/
#ifndef __CONSTRAINT_H_INCLUDED
#define __CONSTRAINT_H_INCLUDED
#include "expr.h"
struct constraint {
struct constraint *prev;
struct constraint *next;
const char *string;
struct expr *expr;
};
struct constraint_list {
struct constraint *first;
struct constraint *last;
};
extern struct constraint *
constraint_new(void);
extern struct constraint *
constraint_dup(struct constraint *oc);
extern void
constraint_free(struct constraint *c);
extern struct constraint_list *
constraint_list_new(void);
extern struct constraint_list *
constraint_list_dup(struct constraint_list *ocl);
extern void
constraint_list_free(struct constraint_list *cl);
extern void
constraint_list_append_last(struct constraint_list *cl, struct constraint *c);
extern void
constraint_output(struct stmt *s, const char *string, struct expr *expr);
extern void
constraint_input(struct stmt *s, const char *string, struct expr *expr);
extern void
constraint_change(struct stmt *s, const char *string);
#endif /* ! __CONSTRAINT_H_INCLUDED */
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