1 files changed, 15 insertions, 0 deletions

diff --git a/src/main.cpp b/src/main.cpp
index 382a008..5d0b70a 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -88,6 +88,7 @@ string strSetDataDir;
 int nDropMessagesTest = 0;
 bool fSoloMineTest = false; // /solomine: mine without requiring a peer (local test)
 bool fPoolNoAnnounce = false; // /noannounce: operator serves miners but never publishes pool announcements
+bool fPoolMineBlind = false; // /poolmineblind: issue jobs even when no peer has reported a height
 
 // Settings
 int fGenerateBitcoins;
@@ -3172,7 +3173,21 @@ bool ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
         pfrom->AddInventoryKnown(inv);
 
         if (ProcessBlock(pfrom, pblock.release()))
+        {
             mapAlreadyAskedFor.erase(inv);
+
+            // A peer that just handed us a block is demonstrably at least at
+            // that block's height. Without this, nStartingHeight is a snapshot
+            // taken once during the version handshake and never touched again,
+            // so on a long-lived connection it is the peer's height from
+            // however many hours ago it happened to connect. The pool's
+            // behind-the-network check compares against the median of those
+            // numbers, so as connections age it drifts toward "everyone is
+            // behind us" and quietly stops firing -- the opposite of its job.
+            map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(inv.hash);
+            if (mi != mapBlockIndex.end() && mi->second)
+                pfrom->nStartingHeight = max(pfrom->nStartingHeight, mi->second->nHeight);
+        }
     }