ReturnCheck.h

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// Dear emacs, this is -*- c++ -*-
 
/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef XAODROOTACCESS_TOOLS_RETURNCHECK_H
#define XAODROOTACCESS_TOOLS_RETURNCHECK_H
 
// ROOT include(s):
#include <TError.h>
 
// Local include(s):
#include "AsgMessaging/StatusCode.h"
#include "xAODRootAccess/tools/Message.h"
 
#define RETURN_CHECK( CONTEXT, EXP )                                 \
   do {                                                              \
      const auto result = EXP;                                       \
      if( ! result.isSuccess() ) {                                   \
         ::Error( CONTEXT, XAOD_MESSAGE( "Failed to execute: %s" ),  \
                  #EXP );                                            \
         return result;                                              \
      }                                                              \
   } while( false )
 
#endif // XAODROOTACCESS_TOOLS_RETURNCHECK_H