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49 lines
1.3 KiB
C++
49 lines
1.3 KiB
C++
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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 EXCEPTION_HANDLER_DWA2002810_HPP
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# define EXCEPTION_HANDLER_DWA2002810_HPP
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# include <boost/python/detail/config.hpp>
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# include <boost/function/function0.hpp>
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# include <boost/function/function2.hpp>
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namespace boost { namespace python { namespace detail {
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struct BOOST_PYTHON_DECL_FORWARD exception_handler;
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typedef function2<bool, exception_handler const&, function0<void> const&> handler_function;
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struct BOOST_PYTHON_DECL exception_handler
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{
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private: // types
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public:
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explicit exception_handler(handler_function const& impl);
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inline bool handle(function0<void> const& f) const;
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bool operator()(function0<void> const& f) const;
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static exception_handler* chain;
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private:
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static exception_handler* tail;
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handler_function m_impl;
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exception_handler* m_next;
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};
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inline bool exception_handler::handle(function0<void> const& f) const
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{
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return this->m_impl(*this, f);
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}
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BOOST_PYTHON_DECL void register_exception_handler(handler_function const& f);
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}}} // namespace boost::python::detail
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#endif // EXCEPTION_HANDLER_DWA2002810_HPP
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