minor txindex documentation improvement

src/init.cpp

@@ -237,7 +237,7 @@ std::string HelpMessage(HelpMessageMode mode)
 #if !defined(WIN32)
     strUsage += "  -sysperms              " + _("Create new files with system default permissions, instead of umask 077 (only effective with disabled wallet functionality)") + "\n";
 #endif
-    strUsage += "  -txindex               " + _("Maintain a full transaction index (default: 0)") + "\n";
+    strUsage += "  -txindex               " + _("Maintain a full transaction index, used by the getrawtransaction rpc call (default: 0)") + "\n";
 
     strUsage += "\n" + _("Connection options:") + "\n";
     strUsage += "  -addnode=<ip>          " + _("Add a node to connect to and attempt to keep the connection open") + "\n";
@@ -280,7 +280,6 @@ std::string HelpMessage(HelpMessageMode mode)
         strUsage += "  -mintxfee=<amt>        " + strprintf(_("Fees (in BTC/Kb) smaller than this are considered zero fee for transaction creation (default: %s)"), FormatMoney(CWallet::minTxFee.GetFeePerK())) + "\n";
     strUsage += "  -paytxfee=<amt>        " + strprintf(_("Fee (in BTC/kB) to add to transactions you send (default: %s)"), FormatMoney(payTxFee.GetFeePerK())) + "\n";
     strUsage += "  -rescan                " + _("Rescan the block chain for missing wallet transactions") + " " + _("on startup") + "\n";
-    strUsage += "  -respendnotify=<cmd>   " + _("Execute command when a network tx respends wallet tx input (%s=respend TxID, %t=wallet TxID)") + "\n";
     strUsage += "  -salvagewallet         " + _("Attempt to recover private keys from a corrupt wallet.dat") + " " + _("on startup") + "\n";
     strUsage += "  -spendzeroconfchange   " + _("Spend unconfirmed change when sending transactions (default: 1)") + "\n";
     strUsage += "  -txconfirmtarget=<n>   " + _("If paytxfee is not set, include enough fee so transactions are confirmed on average within n blocks (default: 1)") + "\n";

src/rpcrawtransaction.cpp

@@ -110,6 +110,9 @@ Value getrawtransaction(const Array& params, bool fHelp)
     if (fHelp || params.size() < 1 || params.size() > 2)
         throw runtime_error(
             "getrawtransaction \"txid\" ( verbose )\n"
+            "\nNOTE: By default this function only works sometimes. This is when the tx is in the mempool\n"
+            "or there is an unspent output in the utxo for this transaction. To make it always work,\n"
+            "you need to maintain a transaction index, using the -txindex command line option.\n"
             "\nReturn the raw transaction data.\n"
             "\nIf verbose=0, returns a string that is serialized, hex-encoded data for 'txid'.\n"
             "If verbose is non-zero, returns an Object with information about 'txid'.\n"
@@ -202,7 +205,7 @@ Value listunspent(const Array& params, bool fHelp)
             "Results are an array of Objects, each of which has:\n"
             "{txid, vout, scriptPubKey, amount, confirmations}\n"
             "\nArguments:\n"
-            "1. minconf          (numeric, optional, default=1) The minimum confirmationsi to filter\n"
+            "1. minconf          (numeric, optional, default=1) The minimum confirmations to filter\n"
             "2. maxconf          (numeric, optional, default=9999999) The maximum confirmations to filter\n"
             "3. \"addresses\"    (string) A json array of bitcoin addresses to filter\n"
             "    [\n"