From ff3570bfa553199b381fc93b9fd434c00f4b9431 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Thu, 23 Jun 2016 08:53:14 +0100
Subject: [PATCH] Added handling of return value

---
 src/osgDB/Registry.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/osgDB/Registry.cpp b/src/osgDB/Registry.cpp
index 386fcacc0..6579240af 100644
--- a/src/osgDB/Registry.cpp
+++ b/src/osgDB/Registry.cpp
@@ -570,13 +570,19 @@ void Registry::readCommandLine(osg::ArgumentParser& arguments)
     std::string value;
     while(arguments.read("-l",value))
     {
-        loadLibrary(value);
+        if (loadLibrary(value)!=NOT_LOADED)
+        {
+            OSG_NOTICE<<"Unable to load library : "<<value<<std::endl;
+        }
     }
 
     while(arguments.read("-e",value))
     {
         std::string libName = createLibraryNameForExtension(value);
-        loadLibrary(libName);
+        if (loadLibrary(libName)!=NOT_LOADED)
+        {
+            OSG_NOTICE<<"Unable to load library : "<<libName<<std::endl;
+        }
     }
 
     while(arguments.read("-O",value))