New function xdup.

git-svn-id: svn://svn.cc65.org/cc65/trunk@3723 b7a2c559-68d2-44c3-8de9-860c34a00d81

src/common/xmalloc.c

@@ -6,7 +6,7 @@
 /*					    				     */
 /*					    				     */
 /*					    				     */
-/* (C) 2000-2003 Ullrich von Bassewitz                                       */
+/* (C) 2000-2006 Ullrich von Bassewitz                                       */
 /*               R<>merstrasse 52                                             */
 /*               D-70794 Filderstadt                                         */
 /* EMail:        uz@cc65.org                                                 */
@@ -35,7 +35,7 @@
 
 #include <stdlib.h>
 #include <string.h>
-           
+
 /* common */
 #include "abend.h"
 #include "debugflag.h"
@@ -120,4 +120,11 @@ char* xstrdup (const char* S)
 
 
 
+void* xdup (const void* Buf, size_t Size)
+/* Create a copy of Buf on the heap and return a pointer to it. */
+{
+    return memcpy (xmalloc (Size), Buf, Size);
+}
+
+