From a9149c6d4673ce70814bd3becc52c45638cd9700 Mon Sep 17 00:00:00 2001
From: gabime <gmelman1@gmail.com>
Date: Sat, 2 Dec 2017 17:06:59 +0200
Subject: [PATCH] added lock on flush in base_sink

---
 include/spdlog/sinks/base_sink.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/spdlog/sinks/base_sink.h b/include/spdlog/sinks/base_sink.h
index 6222e8f4..23c85653 100644
--- a/include/spdlog/sinks/base_sink.h
+++ b/include/spdlog/sinks/base_sink.h
@@ -38,6 +38,7 @@ public:
     }
     void flush() SPDLOG_FINAL override
     {
+        std::lock_guard<Mutex> lock(_mutex);
         _flush();
     }