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