1 files changed, 50 insertions, 0 deletions
diff --git a/gl/lib/hash-triple.h b/gl/lib/hash-triple.h
new file mode 100644
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--- /dev/null
+++ b/gl/lib/hash-triple.h
@@ -0,0 +1,50 @@
+/* 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