From d5e0ab8715eff1c16dedb3f60fa32c480153db69 Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Thu, 20 Oct 2016 15:30:56 -0500
Subject: Show driver for interface in ifconfig output.

---
 toys/net/ifconfig.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'toys')

diff --git a/toys/net/ifconfig.c b/toys/net/ifconfig.c
index 1d2a41dc..174369fe 100644
--- a/toys/net/ifconfig.c
+++ b/toys/net/ifconfig.c
@@ -125,6 +125,9 @@ static void display_ifconfig(char *name, int always, unsigned long long val[])
     xprintf("HWaddr ");
     for (i=0; i<6; i++) xprintf(":%02x"+!i, ifre.ifr_hwaddr.sa_data[i]);
   }
+  sprintf(toybuf, "/sys/class/net/%.15s/device/driver", name);
+  if (readlink0(toybuf, toybuf, sizeof(toybuf))>0 && (pp = strrchr(toybuf, '/')))
+    xprintf("  Driver %s", pp+1);
   xputc('\n');
 
   // If an address is assigned record that.
-- 
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