1// (C) Copyright John Maddock 2005.
2// Use, modification and distribution are subject to the
3// Boost Software License, Version 1.0. (See accompanying file
4// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
5//
6// The aim of this header is just to include <utility> but to do
7// so in a way that does not result in recursive inclusion of
8// the Boost TR1 components if boost/tr1/tr1/utility is in the
9// include search path. We have to do this to avoid circular
10// dependencies:
11//
12
13#ifndef BOOST_CONFIG_UTILITY
14# define BOOST_CONFIG_UTILITY
15
16# ifndef BOOST_TR1_NO_RECURSION
17# define BOOST_TR1_NO_RECURSION
18# define BOOST_CONFIG_NO_UTILITY_RECURSION
19# endif
20
21# include <utility>
22
23# ifdef BOOST_CONFIG_NO_UTILITY_RECURSION
24# undef BOOST_TR1_NO_RECURSION
25# undef BOOST_CONFIG_NO_UTILITY_RECURSION
26# endif
27
28#endif
29