comparison DEPENDENCIES/generic/include/boost/mpl/negate.hpp @ 16:2665513ce2d3

Add boost headers

+
+#ifndef BOOST_MPL_NEGATE_HPP_INCLUDED
+#define BOOST_MPL_NEGATE_HPP_INCLUDED
+
+// Copyright Aleksey Gurtovoy 2000-2004
+//
+// 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: negate.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
+// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 Oct 2008) $
+// $Revision: 49267 $
+
+#include <boost/mpl/integral_c.hpp>
+#include <boost/mpl/aux_/msvc_eti_base.hpp>
+#include <boost/mpl/aux_/na_spec.hpp>
+#include <boost/mpl/aux_/lambda_support.hpp>
+#include <boost/mpl/aux_/config/eti.hpp>
+#include <boost/mpl/aux_/config/integral.hpp>
+#include <boost/mpl/aux_/config/static_constant.hpp>
+
+namespace boost { namespace mpl {
+
+template< typename Tag > struct negate_impl;
+
+template< typename T > struct negate_tag
+{
+    typedef typename T::tag type;
+};
+
+template<
+      typename BOOST_MPL_AUX_NA_PARAM(N)
+    >
+struct negate
+#if !defined(BOOST_MPL_CFG_MSVC_ETI_BUG)
+    : negate_impl<
+          typename negate_tag<N>::type
+        >::template apply<N>::type
+#else
+    : aux::msvc_eti_base< typename apply_wrap1<
+          negate_impl< typename negate_tag<N>::type >
+        , N
+        >::type >::type
+#endif
+{
+    BOOST_MPL_AUX_LAMBDA_SUPPORT(1, negate, (N))
+};
+
+BOOST_MPL_AUX_NA_SPEC(1, negate)
+
+
+#if defined(BOOST_MPL_CFG_NO_NESTED_VALUE_ARITHMETIC)
+namespace aux {
+template< typename T, T n > struct negate_wknd
+{
+    BOOST_STATIC_CONSTANT(T, value = -n);
+    typedef integral_c<T,value> type;
+};
+}
+#endif
+
+template<>
+struct negate_impl<integral_c_tag>
+{
+#if defined(BOOST_MPL_CFG_NO_NESTED_VALUE_ARITHMETIC)
+    template< typename N > struct apply
+        : aux::negate_wknd< typename N::value_type, N::value >
+#else
+    template< typename N > struct apply
+        : integral_c< typename N::value_type, (-N::value) >
+#endif    
+    {
+    };
+};
+
+}}
+
+#endif // BOOST_MPL_NEGATE_HPP_INCLUDED