Fix systemCachePath check

The check before was pointless as it cannot ever be NULL.
We can just use the std::string::empty() method to do this.

Change-Id: I0da3a544b2b18e2820f452a502b2542f4440282f

diff --git a/dali/internal/adaptor/common/adaptor-impl.cpp b/dali/internal/adaptor/common/adaptor-impl.cpp
index 69d0da6..3416ed8 100755 (executable)
--- a/dali/internal/adaptor/common/adaptor-impl.cpp
+++ b/dali/internal/adaptor/common/adaptor-impl.cpp
@@ -289,7 +289,7 @@ void Adaptor::Initialize( GraphicsFactory& graphicsFactory, Dali::Configuration:
   }
 
   std::string systemCachePath = GetSystemCachePath();
-  if ( systemCachePath.c_str() != NULL )
+  if ( ! systemCachePath.empty() )
   {
     Dali::FileStream fileStream( systemCachePath + "gpu-environment.conf", Dali::FileStream::READ | Dali::FileStream::TEXT );
     std::fstream& stream = dynamic_cast<std::fstream&>( fileStream.GetStream() );