python/test/auto_ptr.cpp at develop · boostorg/python · GitHub

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// Copyright David Abrahams 2002.

// Distributed under the Boost Software License, Version 1.0. (See

// accompanying file LICENSE_1_0.txt or copy at

// http://www.boost.org/LICENSE_1_0.txt)

#include <boost/python/module.hpp>

#include "test_class.hpp"

#include <boost/python/class.hpp>

#include <boost/python/extract.hpp>

#include <boost/python/def.hpp>

#include <boost/python/implicit.hpp>

#include <boost/detail/workaround.hpp>

#include <memory>

using namespace boost::python;

typedef test_class<> X;

struct Y : X

{

Y(int n) : X(n) {};

};

int look(std::auto_ptr<X> const& x)

{

return (x.get()) ? x->value() : -1;

}

int steal(std::auto_ptr<X> x)

{

return x->value();

}

int maybe_steal(std::auto_ptr<X>& x, bool doit)

{

int n = x->value();

if (doit)

x.release();

return n;

}

std::auto_ptr<X> make()

{

return std::auto_ptr<X>(new X(77));

}

std::auto_ptr<X> callback(object f)

{

std::auto_ptr<X> x(new X(77));

return call<std::auto_ptr<X> >(f.ptr(), x);

}

std::auto_ptr<X> extract_(object o)

{

return extract<std::auto_ptr<X>&>(o)

#if BOOST_MSVC <= 1300

()

#endif

;

}

BOOST_PYTHON_MODULE(auto_ptr_ext)

{

class_<X, std::auto_ptr<X>, boost::noncopyable>("X", init<int>())

.def("value", &X::value)

;

class_<Y, std::auto_ptr<Y>, bases<X>, boost::noncopyable>("Y", init<int>())

;

// VC6 auto_ptrs do not have converting constructors

#if BOOST_WORKAROUND(BOOST_DINKUMWARE_STDLIB, < 306)

scope().attr("broken_auto_ptr") = 1;

#else

scope().attr("broken_auto_ptr") = 0;

implicitly_convertible<std::auto_ptr<Y>, std::auto_ptr<X> >();

#endif

def("look", look);

def("steal", steal);

def("maybe_steal", maybe_steal);

def("make", make);

def("callback", callback);

def("extract", extract_);

}

#include "module_tail.cpp"

python/test/auto_ptr.cpp at develop · boostorg/python · GitHub

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