If DHCPC selected, show leased IP address

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2840 42af7a65-404d-4744-a932-0658087f49c3

examples/uip/main.c

 /****************************************************************************
  * examples/uip/main.c
  *
- *   Copyright (C) 2007, 2009 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2007, 2009-2010 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
  *
  * Based on uIP which also has a BSD style license:
@@ -57,6 +57,9 @@
 #include <net/uip/uip.h>
 #include <net/uip/uip-arp.h>
 #include <net/uip/uip-lib.h>
+#ifdef CONFIG_EXAMPLE_UIP_DHCPC
+#include <arpa/inet.h>
+#endif
 
 /* Here we include the header file for the application(s) we use in
  * our project as defined in the config/<board-name>/defconfig file
@@ -193,6 +196,7 @@ int user_start(int argc, char *argv[])
             resolv_conf(&ds.dnsaddr);
           }
         dhcpc_close(handle);
+        printf("IP: %s\n", inet_ntoa(ds.ipaddr));
     }
 #endif