From dbbdee6fd4ba81125a9454d7dbecbff5d4196368 Mon Sep 17 00:00:00 2001
From: Lee *!* Clagett <code@leeclagett.com>
Date: Thu, 19 Aug 2021 17:08:50 -0400
Subject: [PATCH] Fix build to monero master branch

---
 src/wire/json/write.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/wire/json/write.cpp b/src/wire/json/write.cpp
index 6729147..ce830ec 100644
--- a/src/wire/json/write.cpp
+++ b/src/wire/json/write.cpp
@@ -35,6 +35,7 @@
 namespace
 {
   constexpr const unsigned flush_threshold = 100;
+  constexpr const unsigned max_buffer = 4096;
 }
 
 namespace wire
@@ -44,7 +45,7 @@ namespace wire
 
   void json_writer::check_flush()
   {
-    if (needs_flush_ && (bytes_.increase_size() < flush_threshold || bytes_.increase_size() - flush_threshold < bytes_.size()))
+    if (needs_flush_ && (max_buffer < bytes_.size() || bytes_.available() < flush_threshold))
       flush();
   }