Merge bk@192.168.21.1:mysql-5.1-opt

into  mysql.com:/home/hf/work/22634/my51-22634

storage/archive/ha_archive.cc

@@ -458,7 +458,7 @@ ARCHIVE_SHARE *ha_archive::get_share(const char *table_name,
       Since we now possibly no real_path, we will use it instead if it exists.
     */
     if (*share->real_path)
-      fn_format(share->data_file_name, share->real_path, "", ARZ,
+      fn_format(share->data_file_name, table_name, share->real_path, ARZ,
                 MY_REPLACE_EXT|MY_UNPACK_FILENAME);
     VOID(my_hash_insert(&archive_open_tables, (byte*) share));
     thr_lock_init(&share->lock);
@@ -686,9 +686,13 @@ int ha_archive::create(const char *name, TABLE *table_arg,
     goto error;
   }
 
+  /* 
+    We reuse name_buff since it is available.
+  */
   write_meta_file(create_file, 0, stats.auto_increment_value, 0, 
-                  (char *)create_info->data_file_name,
-                  FALSE);
+                  (create_info->data_file_name &&
+                   dirname_part(name_buff, (char*)create_info->data_file_name))
+                  ? name_buff : 0, FALSE);
   my_close(create_file,MYF(0));
 
   /*