1/* Named symbol references for Bison
2
3   Copyright (C) 2009-2012 Free Software Foundation, Inc.
4
5   This file is part of Bison, the GNU Compiler Compiler.
6
7   This program is free software: you can redistribute it and/or modify
8   it under the terms of the GNU General Public License as published by
9   the Free Software Foundation, either version 3 of the License, or
10   (at your option) any later version.
11
12   This program is distributed in the hope that it will be useful,
13   but WITHOUT ANY WARRANTY; without even the implied warranty of
14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   GNU General Public License for more details.
16
17   You should have received a copy of the GNU General Public License
18   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
19
20#ifndef NAMED_REF_H_
21# define NAMED_REF_H_
22
23#include "location.h"
24#include "uniqstr.h"
25
26/* Named reference object. Keeps information about
27   a symbolic name of a symbol in a rule. */
28typedef struct named_ref
29{
30  /* Symbolic named given by user. */
31  uniqstr id;
32
33  /* Location of the symbolic name. Not including brackets. */
34  location loc;
35} named_ref;
36
37/* Allocate a named reference object. */
38named_ref *named_ref_new (uniqstr id, location loc);
39
40/* Allocate and return a copy.  */
41named_ref *named_ref_copy (const named_ref *r);
42
43/* Free a named reference object. */
44void named_ref_free (named_ref *r);
45
46#endif /* !NAMED_REF_H_ */
47