Imported Upstream version 0.9.1upstream/0.9.1

1 files changed, 44 insertions, 0 deletions

diff --git a/lib/unistr/u8-strnlen.c b/lib/unistr/u8-strnlen.c
new file mode 100644
index 00000000..32ce7b88
--- /dev/null
+++ b/lib/unistr/u8-strnlen.c
@@ -0,0 +1,44 @@
+/* Determine bounded length of UTF-8 string.
+   Copyright (C) 1999, 2002, 2006 Free Software Foundation, Inc.
+   Written by Bruno Haible <bruno@clisp.org>, 2002.
+
+   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 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
+   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 <http://www.gnu.org/licenses/>.  */
+
+/* Ensure strnlen() gets declared.  */
+#ifndef _GNU_SOURCE
+# define _GNU_SOURCE 1
+#endif
+
+#include <config.h>
+
+/* Specification.  */
+#include "unistr.h"
+
+#if __GLIBC__ >= 2
+
+# include <string.h>
+
+size_t
+u8_strnlen (const uint8_t *s, size_t maxlen)
+{
+  return strnlen ((const char *) s, maxlen);
+}
+
+#else
+
+# define FUNC u8_strnlen
+# define UNIT uint8_t
+# include "u-strnlen.h"
+
+#endif