[857] | 1 | // Copyright David Abrahams 2002.
|
---|
| 2 | // Distributed under the Boost Software License, Version 1.0. (See
|
---|
| 3 | // accompanying file LICENSE_1_0.txt or copy at
|
---|
| 4 | // http://www.boost.org/LICENSE_1_0.txt)
|
---|
| 5 | #ifndef MAKE_KEYWORD_RANGE_FN_DWA2002927_HPP
|
---|
| 6 | # define MAKE_KEYWORD_RANGE_FN_DWA2002927_HPP
|
---|
| 7 |
|
---|
| 8 | # include <boost/python/make_function.hpp>
|
---|
| 9 | # include <boost/python/args_fwd.hpp>
|
---|
| 10 |
|
---|
| 11 | # include <boost/python/object/make_holder.hpp>
|
---|
| 12 |
|
---|
| 13 | # include <boost/mpl/size.hpp>
|
---|
| 14 |
|
---|
| 15 |
|
---|
| 16 | namespace boost { namespace python { namespace detail {
|
---|
| 17 |
|
---|
| 18 | // Think of this as a version of make_function without a compile-time
|
---|
| 19 | // check that the size of kw is no greater than the expected arity of
|
---|
| 20 | // F. This version is needed when defining functions with default
|
---|
| 21 | // arguments, because compile-time information about the number of
|
---|
| 22 | // keywords is missing for all but the initial function definition.
|
---|
| 23 | //
|
---|
| 24 | // @group make_keyword_range_function {
|
---|
| 25 | template <class F, class Policies>
|
---|
| 26 | object make_keyword_range_function(
|
---|
| 27 | F f
|
---|
| 28 | , Policies const& policies
|
---|
| 29 | , keyword_range const& kw)
|
---|
| 30 | {
|
---|
| 31 | return detail::make_function_aux(
|
---|
| 32 | f, policies, detail::get_signature(f), kw, mpl::int_<0>());
|
---|
| 33 | }
|
---|
| 34 |
|
---|
| 35 | template <class F, class Policies, class Signature>
|
---|
| 36 | object make_keyword_range_function(
|
---|
| 37 | F f
|
---|
| 38 | , Policies const& policies
|
---|
| 39 | , keyword_range const& kw
|
---|
| 40 | , Signature const& sig)
|
---|
| 41 | {
|
---|
| 42 | return detail::make_function_aux(
|
---|
| 43 | f, policies, sig, kw, mpl::int_<0>());
|
---|
| 44 | }
|
---|
| 45 | // }
|
---|
| 46 |
|
---|
| 47 | // Builds an '__init__' function which inserts the given Holder type
|
---|
| 48 | // in a wrapped C++ class instance. ArgList is an MPL type sequence
|
---|
| 49 | // describing the C++ argument types to be passed to Holder's
|
---|
| 50 | // constructor.
|
---|
| 51 | //
|
---|
| 52 | // Holder and ArgList are intended to be explicitly specified.
|
---|
| 53 | template <class ArgList, class Arity, class Holder, class CallPolicies>
|
---|
| 54 | object make_keyword_range_constructor(
|
---|
| 55 | CallPolicies const& policies // The CallPolicies with which to invoke the Holder's constructor
|
---|
| 56 | , detail::keyword_range const& kw // The (possibly empty) set of associated argument keywords
|
---|
| 57 | , Holder* = 0
|
---|
| 58 | , ArgList* = 0, Arity* = 0)
|
---|
| 59 | {
|
---|
| 60 | return detail::make_keyword_range_function(
|
---|
| 61 | objects::make_holder<Arity::value>
|
---|
| 62 | ::template apply<Holder,ArgList>::execute
|
---|
| 63 | , policies
|
---|
| 64 | , kw);
|
---|
| 65 | }
|
---|
| 66 |
|
---|
| 67 | }}} // namespace boost::python::detail
|
---|
| 68 |
|
---|
| 69 | #endif // MAKE_KEYWORD_RANGE_FN_DWA2002927_HPP
|
---|