From 63858bbe1c281bf4e150f3f30242502c2bd21d38 Mon Sep 17 00:00:00 2001
From: Martin Neururer <martin.neururer@gmail.com>
Date: Wed, 1 Feb 2017 15:11:47 +0100
Subject: [PATCH] Small correction ...

---
 mex-wholebodymodel/library/src/modelstate.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mex-wholebodymodel/library/src/modelstate.cpp b/mex-wholebodymodel/library/src/modelstate.cpp
index 0719286..6cb809b 100644
--- a/mex-wholebodymodel/library/src/modelstate.cpp
+++ b/mex-wholebodymodel/library/src/modelstate.cpp
@@ -56,7 +56,8 @@ bool isRobotNameAFile(const char *pstrRobotName)
     if (pos != std::string::npos) {
       // if '.' was found ...
       std::string ext = fn.substr(pos+1, len - pos);
-      if (ext.size() > 2) {
+      len = ext.size();
+      if ( (len > 2) && (len < 5) ) {
         return true;
       }
     }