Added lock debugging for mapBlockSeedHeight.

src/bitcoin-tx.cpp

@@ -34,6 +34,7 @@ static const int CONTINUE_EXECUTION=-1;
 // To fix the chainActive not defined error.
 CChain chainActive;
 typedef std::map<uint64_t, CBlockIndex*> BlockSeedHeightMap;
+CCriticalSection cs_main;
 BlockSeedHeightMap mapBlockSeedHeight;
 
 //

src/primitives/block.cpp

@@ -21,6 +21,7 @@ static void cn_get_block_hash_by_height(uint64_t seed_height, char cnHash[32])
 {
     CBlockIndex* pblockindex = chainActive[seed_height];
     if (pblockindex == NULL) {
+        AssertLockHeld(cs_main);
         // This will only happens during initial block download.
         pblockindex = mapBlockSeedHeight.find(seed_height)->second;
     }