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-rw-r--r--mysql/strings/bchange.c35
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diff --git a/mysql/strings/bchange.c b/mysql/strings/bchange.c
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+/*
+ Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
+
+ 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; version 2 of the License.
+
+ 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 St, Fifth Floor, Boston, MA 02110-1301 USA */
+
+/* File : bchange.c
+ Author : Michael widenius
+ Updated: 1987-03-20
+ Defines: bchange()
+
+ bchange(dst, old_length, src, new_length, tot_length)
+ replaces old_length characters at dst to new_length characters from
+ src in a buffer with tot_length bytes.
+*/
+
+#include <my_global.h>
+#include "m_string.h"
+
+void bchange(uchar *dst, size_t old_length, const uchar *src,
+ size_t new_length, size_t tot_length)
+{
+ memmove(dst + new_length, dst + old_length, tot_length - old_length);
+ memcpy(dst,src,new_length);
+}