Chris@16: // Copyright David Abrahams 2002.
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See
Chris@16: // accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: #ifndef TRANSLATE_EXCEPTION_TDS20091020_HPP
Chris@16: # define TRANSLATE_EXCEPTION_TDS20091020_HPP
Chris@16: 
Chris@16: # include <boost/python/detail/exception_handler.hpp>
Chris@16: 
Chris@16: # include <boost/call_traits.hpp>
Chris@16: # include <boost/type_traits/add_const.hpp>
Chris@16: # include <boost/type_traits/add_reference.hpp>
Chris@16: # include <boost/type_traits/remove_reference.hpp>
Chris@16: 
Chris@16: # include <boost/function/function0.hpp>
Chris@16: 
Chris@16: namespace boost { namespace python { namespace detail { 
Chris@16: 
Chris@16: // A ternary function object used to translate C++ exceptions of type
Chris@16: // ExceptionType into Python exceptions by invoking an object of type
Chris@16: // Translate. Typically the translate function will be curried with
Chris@16: // boost::bind().
Chris@16: template <class ExceptionType, class Translate>
Chris@16: struct translate_exception
Chris@16: {
Chris@16: // workaround for broken gcc that ships with SuSE 9.0 and SuSE 9.1
Chris@16: # if defined(__linux__) && defined(__GNUC__) \
Chris@16:     && BOOST_WORKAROUND(__GNUC__, == 3) \
Chris@16:     && BOOST_WORKAROUND(__GNUC_MINOR__, == 3) \
Chris@16:     && (BOOST_WORKAROUND(__GNUC_PATCHLEVEL__, == 1) \
Chris@16:         || BOOST_WORKAROUND(__GNUC_PATCHLEVEL__, == 3))
Chris@16:     typedef typename remove_reference<
Chris@16:         typename add_const<ExceptionType>::type
Chris@16:     >::type exception_non_ref;
Chris@16: # else
Chris@16:     typedef typename add_reference<
Chris@16:         typename add_const<ExceptionType>::type
Chris@16:     >::type exception_cref;
Chris@16: # endif
Chris@16:     
Chris@16:     inline bool operator()(
Chris@16:         exception_handler const& handler
Chris@16:       , function0<void> const& f
Chris@16:       , typename call_traits<Translate>::param_type translate) const
Chris@16:     {
Chris@16:         try
Chris@16:         {
Chris@16:             return handler(f);
Chris@16:         }
Chris@16: // workaround for broken gcc that ships with SuSE 9.0 and SuSE 9.1
Chris@16: # if defined(__linux__) && defined(__GNUC__) \
Chris@16:     && BOOST_WORKAROUND(__GNUC__, == 3) \
Chris@16:     && BOOST_WORKAROUND(__GNUC_MINOR__, == 3) \
Chris@16:     && (BOOST_WORKAROUND(__GNUC_PATCHLEVEL__, == 1) \
Chris@16:         || BOOST_WORKAROUND(__GNUC_PATCHLEVEL__, == 3))
Chris@16:         catch(exception_non_ref& e)
Chris@16: # else
Chris@16:         catch(exception_cref e)
Chris@16: # endif
Chris@16:         {
Chris@16:             translate(e);
Chris@16:             return true;
Chris@16:         }
Chris@16:     }
Chris@16: };
Chris@16: 
Chris@16: }}} // namespace boost::python::detail
Chris@16: 
Chris@16: #endif // TRANSLATE_EXCEPTION_DWA2002810_HPP