Enable loopback interface

The loopback interface is used in many of the Python 3 unit tests.

Signed-off-by: Costin Lupu <costin.lupu@cs.pub.ro>
Reviewed-by: Vlad-Andrei Badoiu	<vlad_andrei.badoiu@stud.acs.upb.ro>

diff --git a/Config.uk b/Config.uk
index a0db41dd0a623c60b58ef6b97edf3968d5134c9f..92df4d308033bf5049314255385121d4e2459199 100644 (file)
--- a/Config.uk
+++ b/Config.uk
@@ -80,6 +80,12 @@ config LWIP_NETIF_STATUS_PRINT
        help
                Print netif status changes to standard console
 
+config LWIP_HAVE_LOOPIF
+       bool "Loopback interface"
+       default n
+       help
+               Enable loopback interface.
+
 config LWIP_IPV4
        bool "IPv4 support"
        default y

diff --git a/include/lwipopts.h b/include/lwipopts.h
index 559223d50d670c32dc9f6bab2e71f5a69c8dbfb7..148028d6a7a72f813eb87b348ae83cb92e7e2b43 100644 (file)
--- a/include/lwipopts.h
+++ b/include/lwipopts.h
@@ -95,6 +95,10 @@ void sys_free(void *ptr);
 #define LWIP_NETIF_EXT_STATUS_CALLBACK 0
 #endif /* CONFIG_LWIP_NETIF_EXT_STATUS_CALLBACK */
 
+#if CONFIG_LWIP_HAVE_LOOPIF
+#define LWIP_HAVE_LOOPIF 1
+#endif
+
 /**
  * ARP options
  */