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1 | // Copyright David Abrahams 2003. |
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 RAW_FUNCTION_DWA200336_HPP | |
6 | # define RAW_FUNCTION_DWA200336_HPP | |
7 | ||
8 | # include <boost/python/detail/prefix.hpp> | |
9 | ||
10 | # include <boost/python/tuple.hpp> | |
11 | # include <boost/python/dict.hpp> | |
12 | # include <boost/python/object/py_function.hpp> | |
13 | # include <boost/mpl/vector/vector10.hpp> | |
14 | ||
15 | # include <boost/limits.hpp> | |
16 | # include <cstddef> | |
17 | ||
18 | namespace boost { namespace python { | |
19 | ||
20 | namespace detail | |
21 | { | |
22 | template <class F> | |
23 | struct raw_dispatcher | |
24 | { | |
25 | raw_dispatcher(F f) : f(f) {} | |
26 | ||
27 | PyObject* operator()(PyObject* args, PyObject* keywords) | |
28 | { | |
29 | return incref( | |
30 | object( | |
31 | f( | |
32 | tuple(borrowed_reference(args)) | |
33 | , keywords ? dict(borrowed_reference(keywords)) : dict() | |
34 | ) | |
35 | ).ptr() | |
36 | ); | |
37 | } | |
38 | ||
39 | private: | |
40 | F f; | |
41 | }; | |
42 | ||
43 | object BOOST_PYTHON_DECL make_raw_function(objects::py_function); | |
44 | } | |
45 | ||
46 | template <class F> | |
47 | object raw_function(F f, std::size_t min_args = 0) | |
48 | { | |
49 | return detail::make_raw_function( | |
50 | objects::py_function( | |
51 | detail::raw_dispatcher<F>(f) | |
52 | , mpl::vector1<PyObject*>() | |
53 | , min_args | |
54 | , (std::numeric_limits<unsigned>::max)() | |
55 | ) | |
56 | ); | |
57 | } | |
58 | ||
59 | }} // namespace boost::python | |
60 | ||
61 | #endif // RAW_FUNCTION_DWA200336_HPP |