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spellcheck.h revision 1.1.1.1 
      1 /* Find near-matches for strings and identifiers.
      2    Copyright (C) 2015-2016 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 GCC_SPELLCHECK_H
     21 #define GCC_SPELLCHECK_H
     22 
     23 typedef unsigned int edit_distance_t;
     24 const edit_distance_t MAX_EDIT_DISTANCE = UINT_MAX;
     25 
     26 /* spellcheck.c  */
     27 extern edit_distance_t
     28 levenshtein_distance (const char *s, int len_s,
     29 		      const char *t, int len_t);
     30 
     31 extern edit_distance_t
     32 levenshtein_distance (const char *s, const char *t);
     33 
     34 extern const char *
     35 find_closest_string (const char *target,
     36 		     const auto_vec<const char *> *candidates);
     37 
     38 /* spellcheck-tree.c  */
     39 
     40 extern edit_distance_t
     41 levenshtein_distance (tree ident_s, tree ident_t);
     42 
     43 extern tree
     44 find_closest_identifier (tree target, const auto_vec<tree> *candidates);
     45 
     46 #endif  /* GCC_SPELLCHECK_H  */
     47