Chris@16: // -----------------------------------------------------------
Chris@16: //
Chris@16: //   Copyright (c) 2001-2002 Chuck Allison and Jeremy Siek
Chris@16: //        Copyright (c) 2003-2006, 2008 Gennaro Prota
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0.
Chris@16: //    (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: //          http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: // -----------------------------------------------------------
Chris@16: 
Chris@16: #ifndef BOOST_DYNAMIC_BITSET_CONFIG_HPP_GP_20040424
Chris@16: #define BOOST_DYNAMIC_BITSET_CONFIG_HPP_GP_20040424
Chris@16: 
Chris@16: #include "boost/config.hpp"
Chris@16: #include "boost/detail/workaround.hpp"
Chris@16: 
Chris@16: // support for pre 3.0 libstdc++ - thanks Phil Edwards!
Chris@16: #if defined (__STL_CONFIG_H) && !defined (__STL_USE_NEW_IOSTREAMS)
Chris@16: # define BOOST_OLD_IOSTREAMS
Chris@16: #endif
Chris@16: 
Chris@16: // no-op function to workaround gcc bug c++/8419
Chris@16: //
Chris@16: namespace boost { namespace detail {
Chris@16:     template <typename T> T make_non_const(T t) { return t; }
Chris@16: }}
Chris@16: 
Chris@16: #if defined(__GNUC__)
Chris@16: # define BOOST_DYNAMIC_BITSET_WRAP_CONSTANT(expr) \
Chris@16:          (boost::detail::make_non_const(expr))
Chris@16: #else
Chris@16: # define BOOST_DYNAMIC_BITSET_WRAP_CONSTANT(expr) (expr)
Chris@16: #endif
Chris@16: 
Chris@16: //
Chris@16: #if (defined __BORLANDC__ && BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)))  \
Chris@16:                              || (defined BOOST_NO_MEMBER_TEMPLATE_FRIENDS)
Chris@16: #define BOOST_DYNAMIC_BITSET_DONT_USE_FRIENDS
Chris@16: #endif
Chris@16: 
Chris@16: // if we can't use friends then we simply expose private members
Chris@16: //
Chris@16: #if defined(BOOST_DYNAMIC_BITSET_DONT_USE_FRIENDS)
Chris@16: #define BOOST_DYNAMIC_BITSET_PRIVATE public
Chris@16: #else
Chris@16: #define BOOST_DYNAMIC_BITSET_PRIVATE private
Chris@16: #endif
Chris@16: 
Chris@16: // A couple of macros to cope with libraries without locale
Chris@16: // support. The first macro must be used to declare a reference
Chris@16: // to a ctype facet. The second one to widen a char by using
Chris@16: // that ctype object. If facets and locales aren't available
Chris@16: // the first macro is a no-op and the second one just expands
Chris@16: // to its parameter c.
Chris@16: //
Chris@16: #if defined (BOOST_USE_FACET)
Chris@16: 
Chris@16: #define BOOST_DYNAMIC_BITSET_CTYPE_FACET(ch, name, loc)     \
Chris@16:             const std::ctype<ch> & name =                   \
Chris@16:             BOOST_USE_FACET(std::ctype<ch>, loc)         /**/
Chris@16: 
Chris@16: #define BOOST_DYNAMIC_BITSET_WIDEN_CHAR(fac, c)             \
Chris@16:            (fac.widen(c))
Chris@16: #else
Chris@16: 
Chris@16: #define BOOST_DYNAMIC_BITSET_CTYPE_FACET(ch, name, loc) /**/
Chris@16: #define BOOST_DYNAMIC_BITSET_WIDEN_CHAR(fac, c)          c
Chris@16: 
Chris@16: #endif
Chris@16: 
Chris@16: #endif // include guard