diff options
Diffstat (limited to 'contrib/src/boost/config/no_tr1/cmath.hpp')
-rw-r--r-- | contrib/src/boost/config/no_tr1/cmath.hpp | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/contrib/src/boost/config/no_tr1/cmath.hpp b/contrib/src/boost/config/no_tr1/cmath.hpp new file mode 100644 index 0000000..d8268d8 --- /dev/null +++ b/contrib/src/boost/config/no_tr1/cmath.hpp @@ -0,0 +1,28 @@ +// (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 |