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-rw-r--r--strings/strnmov.c36
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diff --git a/strings/strnmov.c b/strings/strnmov.c
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+/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with this library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ MA 02111-1307, USA */
+
+/*
+ strnmov(dst,src,length) moves length characters, or until end, of src to
+ dst and appends a closing NUL to dst if src is shorter than length.
+ The result is a pointer to the first NUL in dst, or is dst+n if dst was
+ truncated.
+*/
+
+#include <global.h>
+#include "m_string.h"
+
+char *strnmov(register char *dst, register const char *src, uint n)
+{
+ while (n-- != 0) {
+ if (!(*dst++ = *src++)) {
+ return (char*) dst-1;
+ }
+ }
+ return dst;
+}