williamr@4: williamr@4: #ifndef BOOST_MPL_VECTOR_AUX_EMPTY_HPP_INCLUDED williamr@4: #define BOOST_MPL_VECTOR_AUX_EMPTY_HPP_INCLUDED williamr@4: williamr@4: // Copyright Aleksey Gurtovoy 2000-2004 williamr@4: // williamr@4: // Distributed under the Boost Software License, Version 1.0. williamr@4: // (See accompanying file LICENSE_1_0.txt or copy at williamr@4: // http://www.boost.org/LICENSE_1_0.txt) williamr@4: // williamr@4: // See http://www.boost.org/libs/mpl for documentation. williamr@4: williamr@4: // $Source: /cvsroot/boost/boost/boost/mpl/vector/aux_/empty.hpp,v $ williamr@4: // $Date: 2004/09/02 15:41:19 $ williamr@4: // $Revision: 1.5 $ williamr@4: williamr@4: #include williamr@4: #include williamr@4: #include williamr@4: #include williamr@4: #include williamr@4: #include williamr@4: williamr@4: namespace boost { namespace mpl { williamr@4: williamr@4: #if defined(BOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES) williamr@4: williamr@4: template<> williamr@4: struct empty_impl< aux::vector_tag > williamr@4: { williamr@4: template< typename Vector > struct apply williamr@4: : is_same< williamr@4: typename Vector::lower_bound_ williamr@4: , typename Vector::upper_bound_ williamr@4: > williamr@4: { williamr@4: }; williamr@4: }; williamr@4: williamr@4: #else williamr@4: williamr@4: template<> williamr@4: struct empty_impl< aux::vector_tag<0> > williamr@4: { williamr@4: template< typename Vector > struct apply williamr@4: : true_ williamr@4: { williamr@4: }; williamr@4: }; williamr@4: williamr@4: #if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) williamr@4: williamr@4: template< long N > williamr@4: struct empty_impl< aux::vector_tag > williamr@4: { williamr@4: template< typename Vector > struct apply williamr@4: : false_ williamr@4: { williamr@4: }; williamr@4: }; williamr@4: williamr@4: #endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION williamr@4: williamr@4: #endif // BOOST_MPL_CFG_TYPEOF_BASED_SEQUENCES williamr@4: williamr@4: }} williamr@4: williamr@4: #endif // BOOST_MPL_VECTOR_AUX_EMPTY_HPP_INCLUDED