In the public domain.
By David MacKenzie <djm@gnu.ai.mit.edu>. */
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include <config.h>
+
+#include <stddef.h>
void *
-memmove (dest, source, length)
- char *dest;
- const char *source;
- unsigned length;
+memmove (void *dest0, void const *source0, size_t length)
{
- char *d0 = dest;
+ 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)
{
/* Moving from hi mem to low mem; start at beginning. */
for (; length; --length)
- *dest++ = *source++;
+ *dest++ = *source++;
}
- return (void *) d0;
+ return dest0;
}