From 000b45a806116f660649e37df80000fd55b334cc Mon Sep 17 00:00:00 2001
From: John Hodge <tpg@mutabah.net>
Date: Mon, 15 Jul 2013 10:16:04 +0800
Subject: [PATCH] Usermode/dhcpclient - Added echo of error string when write
 fails

---
 Usermode/Applications/dhcpclient_src/main.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Usermode/Applications/dhcpclient_src/main.c b/Usermode/Applications/dhcpclient_src/main.c
index ff326b03..5fc0be4b 100644
--- a/Usermode/Applications/dhcpclient_src/main.c
+++ b/Usermode/Applications/dhcpclient_src/main.c
@@ -8,6 +8,7 @@
 #include <stdlib.h>
 #include <net.h>
 #include <acess/sys.h>
+#include <errno.h>
 
 enum {
 	UDP_IOCTL_GETSETLPORT = 4,
@@ -316,7 +317,8 @@ void Send_DHCPDISCOVER(tInterface *Iface)
 
 	i = _SysWrite(Iface->SocketFD, data, sizeof(data));
 	if( i != sizeof(data) ) {
-		_SysDebug("_SysWrite failed (%i != %i)", i, sizeof(data));
+		_SysDebug("_SysWrite failed (%i != %i): %s", i, sizeof(data),
+			strerror(errno));
 	}
 	Update_State(Iface, STATE_DISCOVER_SENT);
 }
-- 
2.20.1