X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fmemmove.c;h=753c899d387adf0177cb0cba0f5ef0f43e6ff759;hb=21fe180be9b515c57817a72c90d265b77dd98e1c;hp=d9d9e077ea42814aade747895eb05687d628e0f1;hpb=e2079963e22e13e02c81eaffce885a0985a03a83;p=gnulib.git

diff --git a/lib/memmove.c b/lib/memmove.c
index d9d9e077e..753c899d3 100644
--- a/lib/memmove.c
+++ b/lib/memmove.c
@@ -3,17 +3,26 @@
    In the public domain.
    By David MacKenzie <djm@gnu.ai.mit.edu>.  */
 
-void
-memmove (dest, source, length)
-     char *dest, *source;
-     unsigned length;
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <stddef.h>
+
+void *
+memmove (void *dest0, void const *source0, size_t length)
 {
+  char *dest = dest0;
+  char const *source = source0;
   if (source < dest)
     /* Moving from low mem to hi mem; start at end.  */
     for (source += length, dest += length; length; --length)
       *--dest = *--source;
   else if (source != dest)
-    /* Moving from hi mem to low mem; start at beginning.  */
-    for (; length; --length)
-      *dest++ = *source++;
+    {
+      /* Moving from hi mem to low mem; start at beginning.  */
+      for (; length; --length)
+	*dest++ = *source++;
+    }
+  return dest0;
 }