151 lines
4.7 KiB
Plaintext
151 lines
4.7 KiB
Plaintext
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/*==============================================================================
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Copyright (c) 2001-2010 Joel de Guzman
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Copyright (c) 2010 Eric Niebler
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Copyright (c) 2010-2011 Thomas Heller
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#ifndef BOOST_PHOENIX_CORE_ARGUMENT_HPP
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#define BOOST_PHOENIX_CORE_ARGUMENT_HPP
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#include <boost/phoenix/core/limits.hpp>
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#include <boost/phoenix/core/actor.hpp>
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#include <boost/phoenix/core/expression.hpp>
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#include <boost/phoenix/core/terminal.hpp>
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#include <boost/mpl/int.hpp>
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namespace boost { namespace phoenix
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{
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////////////////////////////////////////////////////////////////////////////
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//
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// argument
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//
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// function for evaluating argument placeholders like: _1
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//
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////////////////////////////////////////////////////////////////////////////
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template <int I>
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struct argument
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//: mpl::int_<I>
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{
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typedef typename mpl::int_<I>::value_type value_type;
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static const value_type value = mpl::int_<I>::value;
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bool operator==(argument) const
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{
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return true;
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}
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template <int I2>
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bool operator==(argument<I2>) const
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{
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return false;
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}
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};
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}}
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namespace boost {
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template <int I>
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struct is_placeholder<phoenix::argument<I> >
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: mpl::int_<I>
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{};
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}
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namespace boost { namespace phoenix
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{
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namespace expression
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{
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template <int I>
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struct argument
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: expression::terminal<phoenix::argument<I> >
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{
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typedef typename expression::terminal<phoenix::argument<I> >::type type;
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static const type make()
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{
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type const e = {{{}}};
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return e;
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}
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};
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}
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#if !defined(BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES)
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#include <boost/phoenix/core/detail/cpp03/preprocessed/argument.hpp>
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#else
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#if !defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#include <boost/phoenix/core/detail/argument.hpp>
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#else
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(preserve: 2, line: 0, output: "detail/cpp03/preprocessed/argument_predefined_" BOOST_PHOENIX_LIMIT_STR ".hpp")
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#endif
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/*==============================================================================
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Copyright (c) 2001-2010 Joel de Guzman
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Copyright (c) 2010-2011 Thomas Heller
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(preserve: 1)
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#endif
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#ifdef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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#undef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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#define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE
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#endif
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#include <boost/phoenix/core/detail/argument.hpp>
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#ifndef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE
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#define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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#undef BOOST_PHOENIX_NO_PREDEFINED_TERIMINALS_RESTORE
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#endif
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(output: null)
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#endif
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(preserve: 2, line: 0, output: "detail/cpp03/preprocessed/argument_no_predefined_" BOOST_PHOENIX_LIMIT_STR ".hpp")
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#endif
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/*==============================================================================
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Copyright (c) 2001-2010 Joel de Guzman
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Copyright (c) 2010-2011 Thomas Heller
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(preserve: 1)
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#endif
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#ifndef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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#define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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#define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE
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#endif
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#include <boost/phoenix/core/detail/argument.hpp>
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#ifndef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE
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#undef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS
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#undef BOOST_PHOENIX_NO_PREDEFINED_TERIMINALS_RESTORE
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#endif
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#if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES)
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#pragma wave option(output: null)
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#endif
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#endif
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#endif
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}}
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#endif
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