From 3a5474e3f3902ff776bc42119a705bbf054c6daf Mon Sep 17 00:00:00 2001
From: "Wladimir J. van der Laan" <laanwj@gmail.com>
Date: Thu, 6 Aug 2015 09:53:24 +0200
Subject: [PATCH] Add function to convert CValidationState to a human-readable
 message

It is necessary to be able to concisely log a validation state.
Convert CValidationState to a human-readable message for logging.

(cherry picked from commit 9003c7cdd88402986e48ec126258fc10d6742fc7)
---
 src/main.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/main.cpp b/src/main.cpp
index bf3fb3bc2..5dfa4fc2d 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1715,6 +1715,14 @@ CAmount GetMinRelayFee(const CTransaction& tx, const CTxMemPool& pool, unsigned
     return nMinFee;
 }
 
+/** Convert CValidationState to a human-readable message for logging */
+static std::string FormatStateMessage(const CValidationState &state)
+{
+    return strprintf("%s%s (code %i)",
+        state.GetRejectReason(),
+        state.GetDebugMessage().empty() ? "" : ", "+state.GetDebugMessage(),
+        state.GetRejectCode());
+}
 
 bool AcceptToMemoryPool(
         const CChainParams& chainparams,