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124 lines
3.1 KiB
124 lines
3.1 KiB
// (C) Copyright R.W. Grosse-Kunstleve 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 BOOST_PYTHON_OBJECT_PICKLE_SUPPORT_RWGK20020603_HPP |
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# define BOOST_PYTHON_OBJECT_PICKLE_SUPPORT_RWGK20020603_HPP |
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# include <boost/python/detail/prefix.hpp> |
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namespace boost { namespace python { |
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namespace api |
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{ |
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class object; |
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} |
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using api::object; |
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class tuple; |
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BOOST_PYTHON_DECL object const& make_instance_reduce_function(); |
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struct pickle_suite; |
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namespace error_messages { |
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template <class T> |
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struct missing_pickle_suite_function_or_incorrect_signature {}; |
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inline void must_be_derived_from_pickle_suite(pickle_suite const&) {} |
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} |
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namespace detail { struct pickle_suite_registration; } |
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struct pickle_suite |
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{ |
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private: |
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struct inaccessible {}; |
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friend struct detail::pickle_suite_registration; |
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public: |
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static inaccessible* getinitargs() { return 0; } |
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static inaccessible* getstate() { return 0; } |
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static inaccessible* setstate() { return 0; } |
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static bool getstate_manages_dict() { return false; } |
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}; |
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namespace detail { |
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struct pickle_suite_registration |
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{ |
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typedef pickle_suite::inaccessible inaccessible; |
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template <class Class_, class Tgetinitargs> |
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static |
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void |
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register_( |
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Class_& cl, |
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tuple (*getinitargs_fn)(Tgetinitargs), |
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inaccessible* (* /*getstate_fn*/)(), |
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inaccessible* (* /*setstate_fn*/)(), |
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bool) |
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{ |
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cl.enable_pickling_(false); |
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cl.def("__getinitargs__", getinitargs_fn); |
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} |
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template <class Class_, |
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class Rgetstate, class Tgetstate, |
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class Tsetstate, class Ttuple> |
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static |
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void |
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register_( |
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Class_& cl, |
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inaccessible* (* /*getinitargs_fn*/)(), |
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Rgetstate (*getstate_fn)(Tgetstate), |
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void (*setstate_fn)(Tsetstate, Ttuple), |
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bool getstate_manages_dict) |
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{ |
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cl.enable_pickling_(getstate_manages_dict); |
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cl.def("__getstate__", getstate_fn); |
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cl.def("__setstate__", setstate_fn); |
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} |
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template <class Class_, |
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class Tgetinitargs, |
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class Rgetstate, class Tgetstate, |
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class Tsetstate, class Ttuple> |
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static |
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void |
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register_( |
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Class_& cl, |
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tuple (*getinitargs_fn)(Tgetinitargs), |
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Rgetstate (*getstate_fn)(Tgetstate), |
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void (*setstate_fn)(Tsetstate, Ttuple), |
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bool getstate_manages_dict) |
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{ |
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cl.enable_pickling_(getstate_manages_dict); |
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cl.def("__getinitargs__", getinitargs_fn); |
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cl.def("__getstate__", getstate_fn); |
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cl.def("__setstate__", setstate_fn); |
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} |
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template <class Class_> |
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static |
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void |
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register_( |
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Class_&, |
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...) |
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{ |
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typedef typename |
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error_messages::missing_pickle_suite_function_or_incorrect_signature< |
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Class_>::error_type error_type; |
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} |
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}; |
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template <typename PickleSuiteType> |
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struct pickle_suite_finalize |
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: PickleSuiteType, |
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pickle_suite_registration |
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{}; |
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} // namespace detail |
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}} // namespace boost::python |
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#endif // BOOST_PYTHON_OBJECT_PICKLE_SUPPORT_RWGK20020603_HPP
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