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// -*- C++ -*-
//=============================================================================
/**
* @file Versioned_Namespace.h
*
* $Id$
*
* Versioned namespace support.
*
* Useful for preventing conflicts when using a third party library.
*
* @author Ossama Othman <ossama@dre.vanderbilt.edu>
*/
//=============================================================================
#ifndef ACE_VERSIONED_NAMESPACE_H
#define ACE_VERSIONED_NAMESPACE_H
#ifndef ACE_CONFIG_MACROS_H
# error This header is only meant to be included by or after "ace/config-lite.h".
#endif /* !ACE_CONFIG_LITE_H */
#if defined (ACE_HAS_VERSIONED_NAMESPACE) && ACE_HAS_VERSIONED_NAMESPACE == 1
# ifndef ACE_VERSIONED_NAMESPACE_NAME
//# include "ace/Version.h"
// Preprocessor symbols will not be expanded if they are
// concatenated. Force the preprocessor to expand them during the
// argument prescan by calling a macro that itself calls another that
// performs the actual concatenation.
# define ACE_MAKE_VERSIONED_NAMESPACE_NAME_IMPL(MAJOR,MINOR,BETA) ACE_ ## MAJOR ## _ ## MINOR ## _ ## BETA
# define ACE_MAKE_VERSIONED_NAMESPACE_NAME(MAJOR,MINOR,BETA) ACE_MAKE_VERSIONED_NAMESPACE_NAME_IMPL(MAJOR,MINOR,BETA)
# define ACE_VERSIONED_NAMESPACE_NAME ACE_MAKE_VERSIONED_NAMESPACE_NAME(ACE_MAJOR_VERSION,ACE_MINOR_VERSION,ACE_BETA_VERSION)
# endif /* !ACE_VERSIONED_NAMESPACE_NAME */
# define ACE_BEGIN_VERSIONED_NAMESPACE_DECL namespace ACE_VERSIONED_NAMESPACE_NAME {
# define ACE_END_VERSIONED_NAMESPACE_DECL } \
using namespace ACE_VERSIONED_NAMESPACE_NAME;
#else
# define ACE_VERSIONED_NAMESPACE_NAME
# define ACE_BEGIN_VERSIONED_NAMESPACE_DECL
# define ACE_END_VERSIONED_NAMESPACE_DECL
#endif /* ACE_HAS_VERSIONED_NAMESPACE */
#endif /* !ACE_VERSIONED_NAMESPACE_H */
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