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/* Find near-matches for macros.
Copyright (C) 2016-2022 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef C_SPELLCHECK_H
#define C_SPELLCHECK_H
#include "spellcheck.h"
extern bool name_reserved_for_implementation_p (const char *str);
/* Specialization of edit_distance_traits for preprocessor macros. */
template <>
struct edit_distance_traits<cpp_hashnode *>
{
static size_t get_length (cpp_hashnode *hashnode)
{
return hashnode->ident.len;
}
static const char *get_string (cpp_hashnode *hashnode)
{
return (const char *)hashnode->ident.str;
}
};
/* Specialization of best_match<> for finding the closest preprocessor
macro to a given identifier. */
class best_macro_match : public best_match<tree, cpp_hashnode *>
{
public:
best_macro_match (tree goal, edit_distance_t best_distance_so_far,
cpp_reader *reader);
};
#endif /* C_SPELLCHECK_H */
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