| // (C) Copyright John Maddock 2008. |
| // Use, modification and distribution are subject to the |
| // Boost Software License, Version 1.0. (See accompanying file |
| // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| // |
| // The aim of this header is just to include <cmath> but to do |
| // so in a way that does not result in recursive inclusion of |
| // the Boost TR1 components if boost/tr1/tr1/cmath is in the |
| // include search path. We have to do this to avoid circular |
| // dependencies: |
| // |
| |
| #ifndef BOOST_CONFIG_CMATH |
| # define BOOST_CONFIG_CMATH |
| |
| # ifndef BOOST_TR1_NO_RECURSION |
| # define BOOST_TR1_NO_RECURSION |
| # define BOOST_CONFIG_NO_CMATH_RECURSION |
| # endif |
| |
| # include <cmath> |
| |
| # ifdef BOOST_CONFIG_NO_CMATH_RECURSION |
| # undef BOOST_TR1_NO_RECURSION |
| # undef BOOST_CONFIG_NO_CMATH_RECURSION |
| # endif |
| |
| #endif |
