| // (C) Copyright John Maddock 2005. | |
| // 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) | |
| // | |
| // This file exists to prevent std lib headers from accidentally | |
| // including a TR1 extention header; we must suppress this otherwise | |
| // we can end up with cyclic dependencies with some std lib implementations. | |
| // | |
| // Important: there are no include guards on this header for Borland C++ | |
| // The Borland version of <exception> has some peculiar circular dependencies | |
| // that requires multiple inclusion. Likewise for gcc (gcc-2.95.3 fix). | |
| // | |
| #ifdef BOOST_TR1_NO_exception_RECURSION2 | |
| # define BOOST_TR1_NO_exception_RECURSION3 | |
| #elif defined(BOOST_TR1_NO_exception_RECURSION) | |
| # define BOOST_TR1_NO_exception_RECURSION2 | |
| #elif !defined(BOOST_TR1_NO_RECURSION) | |
| # define BOOST_TR1_NO_RECURSION | |
| # define BOOST_TR1_NO_exception_RECURSION | |
| #endif | |
| # include <boost/tr1/detail/config_all.hpp> | |
| # if defined(BOOST_HAS_INCLUDE_NEXT) && !defined(BOOST_TR1_DISABLE_INCLUDE_NEXT) | |
| # include_next <exception> | |
| # else | |
| # include BOOST_TR1_STD_HEADER(exception) | |
| # endif | |
| #ifdef BOOST_TR1_NO_exception_RECURSION3 | |
| # undef BOOST_TR1_NO_exception_RECURSION3 | |
| #elif defined(BOOST_TR1_NO_exception_RECURSION2) | |
| # undef BOOST_TR1_NO_exception_RECURSION2 | |
| #elif defined(BOOST_TR1_NO_exception_RECURSION) | |
| # undef BOOST_TR1_NO_exception_RECURSION | |
| # undef BOOST_TR1_NO_RECURSION | |
| #endif | |