pmt: initial 3.0.2 update

include/libgnulib/fstrcmp.h

@@ -0,0 +1,54 @@
+/* Fuzzy string comparison.
+   Copyright (C) 1995, 2000, 2002-2003, 2006, 2008-2024 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 <https://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)
+
+/* Frees the per-thread resources allocated by this module for the current
+   thread.
+   You don't need to call this function in threads other than the main thread,
+   because per-thread resources are reclaimed automatically when the thread
+   exits.  However, per-thread resources allocated by the main thread are
+   comparable to static allocations; calling this function can be useful to
+   avoid an error report from valgrind.  */
+extern void fstrcmp_free_resources (void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif