boost/local_function/aux_/nobind.hpp

// Copyright (C) 2009-2012 Lorenzo Caminiti
// Distributed under the Boost Software License, Version 1.0
// (see accompanying file LICENSE_1_0.txt or a copy at
// http://www.boost.org/LICENSE_1_0.txt)
// Home at http://www.boost.org/libs/local_function
#ifndef BOOST_LOCAL_FUNCTION_AUX_NOBIND_HPP_
#define BOOST_LOCAL_FUNCTION_AUX_NOBIND_HPP_
#include <boost/local_function/config.hpp>
// NOTE: The current implementation needs no-bind placeholders only when
// local types cannot be passed as template parameters.
#if !BOOST_LOCAL_FUNCTION_CONFIG_LOCALS_AS_TPARAMS
namespace boost { namespace local_function { namespace aux {
typedef int nobind_t; // Tag no-bind type.
static nobind_t nobind; // Global variable so all no-binds can reference it.
// NOTE: Used only to get rid of unused static variable `nobind` (this function
// is never actually called so it does not need to be defined).
void no_unused_nobind_warning_(nobind_t* ptr = &nobind);
} } } // namespace
#endif // locals as tparams
#endif // #include guard