config.h

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//==========================================================================
//  AIDA Detector description implementation 
//--------------------------------------------------------------------------
// Copyright (C) Organisation europeenne pour la Recherche nucleaire (CERN)
// All rights reserved.
//
// For the licensing terms see $DD4hepINSTALL/LICENSE.
// For the list of contributors see $DD4hepINSTALL/doc/CREDITS.
//
// Author     : M.Frank
//
//==========================================================================
//
// Setup XML parsing for the use of Apache Xerces-C and TiXml
//
//==========================================================================
#ifndef XML_CONFIG_H
#define XML_CONFIG_H
 
#include <Parsers/config.h>
 
#if      defined(DD4HEP_USE_TINYXML)
#define  __TIXML__
#endif
 
// C/C++ include files
#include <cstdlib>
 
#ifndef  __TIXML__
// This is the absolute minimal include necessary to comply with XercesC
// Not includuing this file leads to clashes in XmlChar aka XMLCh in XercesC.
//
// We do not load here many dependencies. This simply sets up primitive types.
#include <xercesc/util/Xerces_autoconf_config.hpp>
#endif
 
namespace dd4hep {
 
  namespace xml {
    class XmlElement;
    class XmlDocument;
    class XmlNodeList;
    class XmlNode;
    class XmlAttr;
    typedef std::size_t XmlSize_t;
#ifdef  __TIXML__
    typedef char XmlChar;
#else
    typedef XERCES_XMLCH_T XmlChar;
    // These only work for very specific XercesC implementations:
    //typedef char16_t       XmlChar;
    //typedef unsigned short XmlChar;
#endif
  }
}
 
#ifdef  __TIXML__
#define XML_IMPLEMENTATION_TYPE " TinyXML DOM mini-parser   "
#else   // Xerces-C
#define XML_IMPLEMENTATION_TYPE " Apache Xerces-C DOM Parser"
#endif  // __TIXML__
#endif // XML_CONFIG_H