73 lines
2.6 KiB
Plaintext
73 lines
2.6 KiB
Plaintext
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// Copyright David Abrahams 2002.
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef MAKE_KEYWORD_RANGE_FN_DWA2002927_HPP
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# define MAKE_KEYWORD_RANGE_FN_DWA2002927_HPP
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# include <boost/python/make_function.hpp>
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# include <boost/python/args_fwd.hpp>
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# include <boost/python/object/make_holder.hpp>
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# include <boost/mpl/size.hpp>
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namespace boost { namespace python { namespace detail {
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// Think of this as a version of make_function without a compile-time
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// check that the size of kw is no greater than the expected arity of
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// F. This version is needed when defining functions with default
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// arguments, because compile-time information about the number of
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// keywords is missing for all but the initial function definition.
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//
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// @group make_keyword_range_function {
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template <class F, class Policies>
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object make_keyword_range_function(
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F f
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, Policies const& policies
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, keyword_range const& kw)
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{
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return detail::make_function_aux(
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f, policies, detail::get_signature(f), kw, mpl::int_<0>());
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}
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template <class F, class Policies, class Signature>
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object make_keyword_range_function(
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F f
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, Policies const& policies
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, keyword_range const& kw
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, Signature const& sig)
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{
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return detail::make_function_aux(
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f, policies, sig, kw, mpl::int_<0>());
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}
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// }
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// Builds an '__init__' function which inserts the given Holder type
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// in a wrapped C++ class instance. ArgList is an MPL type sequence
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// describing the C++ argument types to be passed to Holder's
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// constructor.
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//
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// Holder and ArgList are intended to be explicitly specified.
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template <class ArgList, class Arity, class Holder, class CallPolicies>
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object make_keyword_range_constructor(
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CallPolicies const& policies // The CallPolicies with which to invoke the Holder's constructor
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, detail::keyword_range const& kw // The (possibly empty) set of associated argument keywords
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, Holder* = 0
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, ArgList* = 0, Arity* = 0)
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{
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#if !defined( BOOST_PYTHON_NO_PY_SIGNATURES) && defined( BOOST_PYTHON_PY_SIGNATURES_PROPER_INIT_SELF_TYPE)
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python_class<BOOST_DEDUCED_TYPENAME Holder::value_type>::register_();
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#endif
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return detail::make_keyword_range_function(
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objects::make_holder<Arity::value>
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::template apply<Holder,ArgList>::execute
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, policies
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, kw);
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}
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}}} // namespace boost::python::detail
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#endif // MAKE_KEYWORD_RANGE_FN_DWA2002927_HPP
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