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36 lines
919 B
36 lines
919 B
// Copyright David Abrahams 2005. Distributed under the Boost |
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// 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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#ifndef BOOST_PARAMETER_AUX_RESULT_OF0_DWA2005511_HPP |
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# define BOOST_PARAMETER_AUX_RESULT_OF0_DWA2005511_HPP |
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# include <boost/utility/result_of.hpp> |
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// A metafunction returning the result of invoking a nullary function |
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// object of the given type. |
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#ifndef BOOST_NO_RESULT_OF |
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# include <boost/utility/result_of.hpp> |
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namespace boost { namespace parameter { namespace aux { |
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template <class F> |
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struct result_of0 : result_of<F()> |
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{}; |
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}}} // namespace boost::parameter::aux_ |
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#else |
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namespace boost { namespace parameter { namespace aux { |
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template <class F> |
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struct result_of0 |
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{ |
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typedef typename F::result_type type; |
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}; |
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}}} // namespace boost::parameter::aux_ |
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#endif |
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#endif // BOOST_PARAMETER_AUX_RESULT_OF0_DWA2005511_HPP
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