From 0360be76f21971f21e6e1e3470617c1c95778e77 Mon Sep 17 00:00:00 2001
From: Gav Wood <i@gavwood.com>
Date: Sun, 21 Jun 2015 17:11:51 +0200
Subject: [PATCH] Make API room for major syncing. TBI.

---
 libethereum/Client.cpp | 12 ++++++++++--
 libethereum/Client.h   |  1 +
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/libethereum/Client.cpp b/libethereum/Client.cpp
index 27d967708..f66ef8c3b 100644
--- a/libethereum/Client.cpp
+++ b/libethereum/Client.cpp
@@ -355,6 +355,14 @@ bool Client::isSyncing() const
 	return false;
 }
 
+bool Client::isMajorSyncing() const
+{
+	// TODO: only return true if it is actually doing a proper chain sync.
+	if (auto h = m_host.lock())
+		return h->isSyncing();
+	return false;
+}
+
 void Client::startedWorking()
 {
 	// Synchronise the state according to the head of the block chain.
@@ -702,7 +710,7 @@ void Client::onChainChanged(ImportRoute const& _ir)
 
 	// RESTART MINING
 
-	if (!isSyncing())
+	if (!isMajorSyncing())
 	{
 		bool preChanged = false;
 		State newPreMine;
@@ -765,7 +773,7 @@ void Client::startMining()
 
 void Client::rejigMining()
 {
-	if ((wouldMine() || remoteActive()) && !isSyncing() && (!isChainBad() || mineOnBadChain()) /*&& (forceMining() || transactionsWaiting())*/)
+	if ((wouldMine() || remoteActive()) && !isMajorSyncing() && (!isChainBad() || mineOnBadChain()) /*&& (forceMining() || transactionsWaiting())*/)
 	{
 		cnote << "Rejigging mining...";
 		DEV_WRITE_GUARDED(x_working)
diff --git a/libethereum/Client.h b/libethereum/Client.h
index c8aad1670..2b168f241 100644
--- a/libethereum/Client.h
+++ b/libethereum/Client.h
@@ -219,6 +219,7 @@ public:
 
 	DownloadMan const* downloadMan() const;
 	bool isSyncing() const;
+	bool isMajorSyncing() const;
 	/// Sets the network id.
 	void setNetworkId(u256 _n);
 	/// Clears pending transactions. Just for debug use.