1 files changed, 48 insertions, 0 deletions
diff --git a/lib/localename-table.c b/lib/localename-table.c
new file mode 100644
index 00000000..cb3a0907
--- /dev/null
+++ b/lib/localename-table.c
@@ -0,0 +1,48 @@
+/* Table that maps a locale object to the names of the locale categories.
+   Copyright (C) 2018-2022 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Lesser General Public License as published by
+   the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2018.  */
+
+#include <config.h>
+
+#if HAVE_WORKING_USELOCALE && HAVE_NAMELESS_LOCALES
+
+/* Specification.  */
+#include "localename-table.h"
+
+#include <stdint.h>
+
+/* A hash function for pointers.  */
+size_t _GL_ATTRIBUTE_CONST
+locale_hash_function (locale_t x)
+{
+  uintptr_t p = (uintptr_t) x;
+  size_t h = ((p % 4177) << 12) + ((p % 79) << 6) + (p % 61);
+  return h;
+}
+
+struct locale_hash_node * locale_hash_table[LOCALE_HASH_TABLE_SIZE]
+  /* = { NULL, ..., NULL } */;
+
+gl_rwlock_define_initialized(, locale_lock)
+
+#else
+
+/* This declaration is solely to ensure that after preprocessing
+   this file is never empty.  */
+typedef int dummy;
+
+#endif