From 72bfa771149533fc435bf20925e6b5c262a24ab6 Mon Sep 17 00:00:00 2001
From: Jannis Froese <s9jafroe@stud.uni-saarland.de>
Date: Mon, 2 Jun 2014 21:25:38 +0200
Subject: [PATCH] fix regtest mining in internal miner

Regtest-mode is a special case for the internal miner. The setgenerate
RPC code is written with this assumption. Code taken from current Bitcoin
0.9
---
 src/miner.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/miner.cpp b/src/miner.cpp
index dde267ca3..0e04e68d3 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -571,6 +571,12 @@ void static DogecoinMiner(CWallet *pwallet)
                     SetThreadPriority(THREAD_PRIORITY_NORMAL);
                     CheckWork(pblock, *pwallet, reservekey);
                     SetThreadPriority(THREAD_PRIORITY_LOWEST);
+                    
+                    // In regression test mode, stop mining after a block is found. This
+                    // allows developers to controllably generate a block on demand.
+                    if (Params().NetworkID() == CChainParams::REGTEST)
+                        throw boost::thread_interrupted();
+                    
                     break;
                 }
                 pblock->nNonce += 1;