1 files changed, 36 insertions, 0 deletions
diff --git a/src/grep/tests/get-mb-cur-max.c b/src/grep/tests/get-mb-cur-max.c
new file mode 100644
index 0000000..4b2e40e
--- /dev/null
+++ b/src/grep/tests/get-mb-cur-max.c
@@ -0,0 +1,36 @@
+/* Auxiliary program to detect support for a locale.
+   Copyright 2010-2021 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, 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, write to the Free Software
+   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+   02110-1301, USA.  */
+
+#include <config.h>
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "getprogname.h"
+
+int
+main (int argc, char **argv)
+{
+  if (1 < argc && setlocale (LC_ALL, argv[1]))
+    {
+      printf ("%d\n", (int) MB_CUR_MAX);
+      exit (EXIT_SUCCESS);
+    }
+
+  exit (EXIT_FAILURE);
+}