1 files changed, 36 insertions, 0 deletions
diff --git a/lib/memcpy.c b/lib/memcpy.c
new file mode 100644
index 0000000..d1e49c6
--- /dev/null
+++ b/lib/memcpy.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1995, 1997, 2000, 2003, 2006 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 2, 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.  */
+
+/* Written by Jim Meyering <meyering@na-net.ornl.gov>.  */
+
+#include <config.h>
+
+#include <stddef.h>
+
+/* Copy LEN bytes starting at SRCADDR to DESTADDR.  Result undefined
+   if the source overlaps with the destination.
+   Return DESTADDR. */
+
+void *
+memcpy (void *destaddr, void const *srcaddr, size_t len)
+{
+  char *dest = destaddr;
+  char const *src = srcaddr;
+
+  while (len-- > 0)
+    *dest++ = *src++;
+  return destaddr;
+}