1 files changed, 35 insertions, 0 deletions
diff --git a/lib/ino-map.h b/lib/ino-map.h
new file mode 100644
index 0000000..c0b4f76
--- /dev/null
+++ b/lib/ino-map.h
@@ -0,0 +1,35 @@
+/* Maintain a mapping of ino_t numbers to small integers.
+   Copyright (C) 2010-2022 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 Paul Eggert, 2010.  */
+
+#ifndef _GL_INO_MAP_H
+# define _GL_INO_MAP_H
+
+# include <sys/types.h>
+
+# define INO_MAP_INSERT_FAILURE ((size_t) -1)
+
+struct ino_map;
+
+void ino_map_free (struct ino_map *) _GL_ATTRIBUTE_NONNULL ((1));
+
+struct ino_map *ino_map_alloc (size_t)
+  _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC (ino_map_free, 1);
+
+size_t ino_map_insert (struct ino_map *, ino_t) _GL_ATTRIBUTE_NONNULL ((1));
+
+#endif