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/* Fuzzy string comparison.
Copyright (C) 1995, 2000, 2002-2003, 2006, 2008 Free Software
Foundation, Inc.
This file was written by Peter Miller <pmiller@agso.gov.au>
This program 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 of the License, or
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef _FSTRCMP_H
#define _FSTRCMP_H
#ifdef __cplusplus
extern "C" {
#endif
/* Fuzzy compare of S1 and S2. Return a measure for the similarity of S1
and S1. The higher the result, the more similar the strings are.
The result is bounded between 0 (meaning very dissimilar strings) and
1 (meaning identical strings). */
extern double fstrcmp (const char *s1, const char *s2);
/* Like fstrcmp (S1, S2), except that if the result is < LOWER_BOUND, an
arbitrary other value < LOWER_BOUND can be returned. */
extern double fstrcmp_bounded (const char *s1, const char *s2,
double lower_bound);
/* A shortcut for fstrcmp. Avoids a function call. */
#define fstrcmp(s1,s2) fstrcmp_bounded (s1, s2, 0.0)
#ifdef __cplusplus
}
#endif
#endif
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