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-rw-r--r--src/init.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/init.cpp b/src/init.cpp
index f0334a08e3..b0c045da15 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -476,6 +476,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-blockmaxweight=<n>", strprintf(_("Set maximum BIP141 block weight (default: %d)"), DEFAULT_BLOCK_MAX_WEIGHT));
strUsage += HelpMessageOpt("-blockmaxsize=<n>", strprintf(_("Set maximum block size in bytes (default: %d)"), DEFAULT_BLOCK_MAX_SIZE));
strUsage += HelpMessageOpt("-blockprioritysize=<n>", strprintf(_("Set maximum size of high-priority/low-fee transactions in bytes (default: %d)"), DEFAULT_BLOCK_PRIORITY_SIZE));
+ strUsage += HelpMessageOpt("-blockmintxfee=<amt>", strprintf(_("Set lowest fee rate (in %s/kB) for transactions to be included in block creation. (default: %s)"), CURRENCY_UNIT, FormatMoney(DEFAULT_BLOCK_MIN_TX_FEE)));
if (showDebug)
strUsage += HelpMessageOpt("-blockversion=<n>", "Override block version to test forking scenarios");
@@ -970,6 +971,15 @@ bool AppInitParameterInteraction()
::minRelayTxFee = CFeeRate(n);
}
+ // Sanity check argument for min fee for including tx in block
+ // TODO: Harmonize which arguments need sanity checking and where that happens
+ if (IsArgSet("-blockmintxfee"))
+ {
+ CAmount n = 0;
+ if (!ParseMoney(GetArg("-blockmintxfee", ""), n))
+ return InitError(AmountErrMsg("blockmintxfee", GetArg("-blockmintxfee", "")));
+ }
+
fRequireStandard = !GetBoolArg("-acceptnonstdtxn", !chainparams.RequireStandard());
if (chainparams.RequireStandard() && !fRequireStandard)
return InitError(strprintf("acceptnonstdtxn is not currently supported for %s chain", chainparams.NetworkIDString()));