// ----------------------------------------------------------- | |
// | |
// 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 __BORLANDC__ && BOOST_WORKAROUND(__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 |