From 8a7a41572775ebbf4ec42adc9d68d452f574bd54 Mon Sep 17 00:00:00 2001
From: CJentzsch <jentzsch.software@gmail.com>
Date: Fri, 31 Jul 2015 12:50:05 +0200
Subject: [PATCH] require MiningBenefactor to be set in order to mine

---
 libethereum/Client.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/libethereum/Client.cpp b/libethereum/Client.cpp
index f6aee9d06..87a7d28a9 100644
--- a/libethereum/Client.cpp
+++ b/libethereum/Client.cpp
@@ -694,8 +694,14 @@ void Client::onPostStateChanged()
 
 void Client::startMining()
 {
-	m_wouldMine = true;
-	rejigMining();
+	clog(ClientNote) << "MiningBenefactor: " << address();
+	if (address() != Address())
+	{
+		m_wouldMine = true;
+		rejigMining();
+	}
+	else
+		clog(ClientNote) << "You need to set a MiningBenefactor in order to mine!";
 }
 
 void Client::rejigMining()