1  /* Named symbol references for Bison
       2  
       3     Copyright (C) 2009-2015, 2018-2021 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 <https://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_ */