47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
#include <boost/preprocessor.hpp>
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#ifndef BOOST_PP_IS_ITERATING
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#ifndef __proxy_constructors_hpp__
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#define __proxy_constructors_hpp__
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#include <boost/shared_ptr.hpp>
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#include <boost/bind.hpp>
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#include <boost/function.hpp>
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template<typename Class>
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boost::shared_ptr<Class> constructor()
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{
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return boost::shared_ptr<Class>(new Class());
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}
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template<typename Class>
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boost::function<boost::shared_ptr<Class> ()> build_constructor()
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{
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typedef boost::shared_ptr<Class> (*func)();
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return boost::function<boost::shared_ptr<Class> ()>(func(&(constructor<Class>)));
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}
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#define BOOST_PP_ITERATION_LIMITS ( 1, 10 )
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#define BOOST_PP_FILENAME_1 "proxy_constructors.hpp"
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#include BOOST_PP_ITERATE()
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# endif
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#else
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# define n BOOST_PP_ITERATION()
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template<typename Class, BOOST_PP_ENUM_PARAMS(n, typename Param) >
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boost::shared_ptr<Class> constructor( BOOST_PP_ENUM_BINARY_PARAMS(n, Param, p) )
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{
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return boost::shared_ptr<Class>(new Class( BOOST_PP_ENUM_PARAMS(n, p) ));
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}
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template<typename Class, BOOST_PP_ENUM_PARAMS(n, typename Param) >
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boost::function<boost::shared_ptr<Class> (BOOST_PP_ENUM_PARAMS(n, Param))> build_constructor()
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{
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typedef boost::shared_ptr<Class> (*func)(BOOST_PP_ENUM_PARAMS(n, Param));
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return boost::function<boost::shared_ptr<Class> (BOOST_PP_ENUM_PARAMS(n, Param))>(func(&(constructor<Class, BOOST_PP_ENUM_PARAMS(n, Param)>)));
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}
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#endif
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