sdcc/support/cpp/gcc/c-family/c-spellcheck.h

   1 /* Find near-matches for macros.
   2    Copyright (C) 2016-2022 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free
   8 Software Foundation; either version 3, or (at your option) any later
   9 version.
  10
  11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef C_SPELLCHECK_H
  21 #define C_SPELLCHECK_H
  22
  23 #include "spellcheck.h"
  24
  25 extern bool name_reserved_for_implementation_p (const char *str);
  26
  27 /* Specialization of edit_distance_traits for preprocessor macros.  */
  28
  29 template <>
  30 struct edit_distance_traits<cpp_hashnode *>
  31 {
  32   static size_t get_length (cpp_hashnode *hashnode)
  33   {
  34     return hashnode->ident.len;
  35   }
  36
  37   static const char *get_string (cpp_hashnode *hashnode)
  38   {
  39     return (const char *)hashnode->ident.str;
  40   }
  41 };
  42
  43 /* Specialization of best_match<> for finding the closest preprocessor
  44    macro to a given identifier.  */
  45
  46 class best_macro_match : public best_match<tree, cpp_hashnode *>
  47 {
  48  public:
  49   best_macro_match (tree goal, edit_distance_t best_distance_so_far,
  50                     cpp_reader *reader);
  51 };
  52
  53 #endif  /* C_SPELLCHECK_H  */