From dbe79d3451647dae6d07644081fde7b42a408335 Mon Sep 17 00:00:00 2001
From: Gavin Andresen <gavinandresen@gmail.com>
Date: Thu, 20 Jan 2011 14:57:46 -0500
Subject: [PATCH] Fix bus error in DebugPrint if -datadir given non-existent
 directory.

---
 util.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/util.cpp b/util.cpp
index 694f91304..0ad9532d6 100644
--- a/util.cpp
+++ b/util.cpp
@@ -165,7 +165,7 @@ inline int OutputDebugStringF(const char* pszFormat, ...)
             GetDataDir(pszFile);
             strlcat(pszFile, "/debug.log", sizeof(pszFile));
             fileout = fopen(pszFile, "a");
-            setbuf(fileout, NULL); // unbuffered
+            if (fileout) setbuf(fileout, NULL); // unbuffered
         }
         if (fileout)
         {