udhcpc: Add support to change default interface name

Signed-off-by: Andre Kalb <Andre.Kalb@sma.de>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/networking/udhcp/Config.src b/networking/udhcp/Config.src
index 7d04bb246..8c8c11c26 100644
--- a/networking/udhcp/Config.src
+++ b/networking/udhcp/Config.src
@@ -104,6 +104,14 @@ INSERT
 comment "Common options for DHCP applets"
         depends on UDHCPD || UDHCPC || UDHCPC6 || DHCPRELAY
 
+config UDHCPC_DEFAULT_INTERFACE
+        string "Default interface name"
+        default "eth0"
+        depends on UDHCPC || UDHCPC6
+        help
+        The interface that will be used if no other interface is
+        specified on the commandline.
+
 config FEATURE_UDHCP_PORT
         bool "Enable '-P port' option for udhcpd and udhcpc"
         default n