src/named-ref.h

   1 /* Named symbol references for Bison
   2
   3    Copyright (C) 2009-2011 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_ */