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-rw-r--r--src/init.cpp2
-rw-r--r--src/script.cpp3
2 files changed, 4 insertions, 1 deletions
diff --git a/src/init.cpp b/src/init.cpp
index a03629d07a..c7170b0f2d 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -309,6 +309,8 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += " -shrinkdebugfile " + _("Shrink debug.log file on client startup (default: 1 when no -debug)") + "\n";
strUsage += " -testnet " + _("Use the test network") + "\n";
+ strUsage += "\n" + _("Node relay options:") + "\n";
+ strUsage += " -datacarrier " + _("Relay and mine data carrier transactions (default: 1)") + "\n";
strUsage += "\n" + _("Block creation options:") + "\n";
strUsage += " -blockminsize=<n> " + _("Set minimum block size in bytes (default: 0)") + "\n";
strUsage += " -blockmaxsize=<n> " + strprintf(_("Set maximum block size in bytes (default: %d)"), DEFAULT_BLOCK_MAX_SIZE) + "\n";
diff --git a/src/script.cpp b/src/script.cpp
index c83d26885a..bc4705abe7 100644
--- a/src/script.cpp
+++ b/src/script.cpp
@@ -1208,7 +1208,8 @@ bool Solver(const CScript& scriptPubKey, txnouttype& typeRet, vector<vector<unsi
mTemplates.insert(make_pair(TX_MULTISIG, CScript() << OP_SMALLINTEGER << OP_PUBKEYS << OP_SMALLINTEGER << OP_CHECKMULTISIG));
// Empty, provably prunable, data-carrying output
- mTemplates.insert(make_pair(TX_NULL_DATA, CScript() << OP_RETURN << OP_SMALLDATA));
+ if (GetBoolArg("-datacarrier", true))
+ mTemplates.insert(make_pair(TX_NULL_DATA, CScript() << OP_RETURN << OP_SMALLDATA));
mTemplates.insert(make_pair(TX_NULL_DATA, CScript() << OP_RETURN));
}