From fd3b2e945adedb99129f3aa0534ec62cce98d6e6 Mon Sep 17 00:00:00 2001
From: Antonin Portelli <antonin.portelli@me.com>
Date: Fri, 18 May 2018 20:48:24 +0100
Subject: [PATCH] Hadrons: don't right result with empty stem

---
 extras/Hadrons/Module.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extras/Hadrons/Module.hpp b/extras/Hadrons/Module.hpp
index dd038a21..2726da96 100644
--- a/extras/Hadrons/Module.hpp
+++ b/extras/Hadrons/Module.hpp
@@ -120,7 +120,7 @@ envTmp(type, name, Ls, env().getGrid(Ls))
 MACRO_REDIRECT(__VA_ARGS__, envTmpLat5, envTmpLat4)(__VA_ARGS__)
 
 #define saveResult(ioStem, name, result)\
-if (env().getGrid()->IsBoss())\
+if (env().getGrid()->IsBoss() and !ioStem.empty())\
 {\
     makeFileDir(ioStem, env().getGrid());\
     {\