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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. */
28 typedef 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. */
38 named_ref *named_ref_new (uniqstr id, location loc);
39
40 /* Allocate and return a copy. */
41 named_ref *named_ref_copy (const named_ref *r);
42
43 /* Free a named reference object. */
44 void named_ref_free (named_ref *r);
45
46 #endif /* !NAMED_REF_H_ */