From 16eaa06941bbeb6c8fb1131bf631dfc6cb77452b Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Wed, 30 Mar 2011 19:51:19 +0000
Subject: Move string.h functions in lib/ to lib/string

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3439 42af7a65-404d-4744-a932-0658087f49c3
---
 nuttx/lib/string/lib_memmove.c | 72 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 nuttx/lib/string/lib_memmove.c

(limited to 'nuttx/lib/string/lib_memmove.c')

diff --git a/nuttx/lib/string/lib_memmove.c b/nuttx/lib/string/lib_memmove.c
new file mode 100644
index 000000000..97bac99ed
--- /dev/null
+++ b/nuttx/lib/string/lib_memmove.c
@@ -0,0 +1,72 @@
+/************************************************************
+ * lib/string/lib_memmove.c
+ *
+ *   Copyright (C) 2007, 2011 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ************************************************************/
+
+/************************************************************
+ * Compilation Switches
+ ************************************************************/
+
+/************************************************************
+ * Included Files
+ ************************************************************/
+
+#include <nuttx/config.h>
+#include <sys/types.h>
+#include <string.h>
+
+/************************************************************
+ * Global Functions
+ ************************************************************/
+
+#ifndef CONFIG_ARCH_MEMMOVE
+void *memmove(void *dest, const void *src, size_t count)
+{
+  char *tmp, *s;
+  if (dest <= src)
+    {
+      tmp = (char*) dest;
+      s = (char*) src;
+      while (count--)
+	*tmp++ = *s++;
+    }
+  else
+    {
+      tmp = (char*) dest + count;
+      s = (char*) src + count;
+      while (count--)
+	*--tmp = *--s;
+    }
+  return dest;
+}
+#endif
-- 
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