From d7062ef1bd3319689d402027131f2c46efeddcb6 Mon Sep 17 00:00:00 2001 From: Gavin Andresen Date: Thu, 13 Oct 2011 16:03:58 -0400 Subject: Put OP_EVAL string in coinbase of generated blocks --- src/main.cpp | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'src/main.cpp') diff --git a/src/main.cpp b/src/main.cpp index 0fb383f59..1b5bf5280 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -2999,6 +2999,13 @@ void IncrementExtraNonce(CBlock* pblock, CBlockIndex* pindexPrev, unsigned int& } ++nExtraNonce; pblock->vtx[0].vin[0].scriptSig = CScript() << pblock->nTime << CBigNum(nExtraNonce); + + // Put "OP_EVAL" in the coinbase so everybody can tell when + // a majority of miners support it + const char* pOpEvalName = GetOpName(OP_EVAL); + pblock->vtx[0].vin[0].scriptSig += CScript() << std::vector(pOpEvalName, pOpEvalName+strlen(pOpEvalName)); + assert(pblock->vtx[0].vin[0].scriptSig.size() <= 100); + pblock->hashMerkleRoot = pblock->BuildMerkleTree(); } -- cgit v1.2.3