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+/* Hash functions for file-related (name, device, inode) triples.
+ Copyright (C) 2007-2023 Free Software Foundation, Inc.
+
+ 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/>. */
+
+/* Written by Jim Meyering, 2007. */
+
+#ifndef HASH_TRIPLE_H
+#define HASH_TRIPLE_H
+
+/* This file uses _GL_ATTRIBUTE_PURE. */
+#if !_GL_CONFIG_H_INCLUDED
+ #error "Please include config.h first."
+#endif
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+/* Describe a just-created or just-renamed destination file. */
+struct F_triple
+{
+ char *name;
+ ino_t st_ino;
+ dev_t st_dev;
+};
+
+/* Defined in module 'hash-triple-simple'. */
+
+extern size_t triple_hash (void const *x, size_t table_size) _GL_ATTRIBUTE_PURE;
+extern bool triple_compare_ino_str (void const *x, void const *y)
+ _GL_ATTRIBUTE_PURE;
+extern void triple_free (void *x);
+
+/* Defined in module 'hash-triple'. */
+extern size_t triple_hash_no_name (void const *x, size_t table_size)
+ _GL_ATTRIBUTE_PURE;
+extern bool triple_compare (void const *x, void const *y);
+
+#endif