#ifndef BOOST_MPL_PRINT_HPP_INCLUDED | |
#define BOOST_MPL_PRINT_HPP_INCLUDED | |
// Copyright David Abrahams 2003 | |
// Copyright Aleksey Gurtovoy 2004 | |
// | |
// 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) | |
// | |
// See http://www.boost.org/libs/mpl for documentation. | |
// $Id: print.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ | |
// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ | |
// $Revision: 49267 $ | |
#include <boost/mpl/aux_/config/msvc.hpp> | |
#include <boost/mpl/identity.hpp> | |
namespace boost { namespace mpl { | |
namespace aux { | |
#if defined(BOOST_MSVC) | |
# pragma warning(push, 3) | |
// we only want one warning from MSVC, so turn off the other one | |
# pragma warning(disable: 4307) | |
#elif defined(__MWERKS__) | |
# pragma warn_hidevirtual on | |
struct print_base { virtual void f() {} }; | |
#endif | |
#if defined(__EDG_VERSION__) | |
template <class T> | |
struct dependent_unsigned | |
{ | |
static const unsigned value = 1; | |
}; | |
#endif | |
} // namespace aux | |
template <class T> | |
struct print | |
: mpl::identity<T> | |
#if defined(__MWERKS__) | |
, aux::print_base | |
#endif | |
{ | |
#if defined(BOOST_MSVC) | |
enum { n = sizeof(T) + -1 }; | |
#elif defined(__MWERKS__) | |
void f(int); | |
#else | |
enum { | |
n = | |
# if defined(__EDG_VERSION__) | |
aux::dependent_unsigned<T>::value > -1 | |
# else | |
sizeof(T) > -1 | |
# endif | |
}; | |
#endif | |
}; | |
#if defined(BOOST_MSVC) | |
# pragma warning(pop) | |
#elif defined(__MWERKS__) | |
# pragma warn_hidevirtual reset | |
#endif | |
}} | |
#endif // BOOST_MPL_PRINT_HPP_INCLUDED |