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Copy pathobject_operators.cpp
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85 lines (75 loc) · 3.44 KB
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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/object_operators.hpp>
#include <boost/python/detail/raw_pyobject.hpp>
namespace boost { namespace python { namespace api {
# define BOOST_PYTHON_COMPARE_OP(op, opid) \
BOOST_PYTHON_DECL object operator op(object const& l, object const& r) \
{ \
return object( \
detail::new_reference( \
PyObject_RichCompare( \
l.ptr(), r.ptr(), opid)) \
); \
}
BOOST_PYTHON_COMPARE_OP(>, Py_GT)
BOOST_PYTHON_COMPARE_OP(>=, Py_GE)
BOOST_PYTHON_COMPARE_OP(<, Py_LT)
BOOST_PYTHON_COMPARE_OP(<=, Py_LE)
BOOST_PYTHON_COMPARE_OP(==, Py_EQ)
BOOST_PYTHON_COMPARE_OP(!=, Py_NE)
# undef BOOST_PYTHON_COMPARE_OP
#define BOOST_PYTHON_BINARY_OPERATOR(op, name) \
BOOST_PYTHON_DECL object operator op(object const& l, object const& r) \
{ \
return object( \
detail::new_reference( \
PyNumber_##name(l.ptr(), r.ptr())) \
); \
}
BOOST_PYTHON_BINARY_OPERATOR(+, Add)
BOOST_PYTHON_BINARY_OPERATOR(-, Subtract)
BOOST_PYTHON_BINARY_OPERATOR(*, Multiply)
#if PY_VERSION_HEX >= 0x03000000
// We choose FloorDivide instead of TrueDivide to keep the semantic
// conform with C/C++'s '/' operator
BOOST_PYTHON_BINARY_OPERATOR(/, FloorDivide)
#else
BOOST_PYTHON_BINARY_OPERATOR(/, Divide)
#endif
BOOST_PYTHON_BINARY_OPERATOR(%, Remainder)
BOOST_PYTHON_BINARY_OPERATOR(<<, Lshift)
BOOST_PYTHON_BINARY_OPERATOR(>>, Rshift)
BOOST_PYTHON_BINARY_OPERATOR(&, And)
BOOST_PYTHON_BINARY_OPERATOR(^, Xor)
BOOST_PYTHON_BINARY_OPERATOR(|, Or)
#undef BOOST_PYTHON_BINARY_OPERATOR
#define BOOST_PYTHON_INPLACE_OPERATOR(op, name) \
BOOST_PYTHON_DECL object& operator op##=(object& l, object const& r) \
{ \
return l = object( \
(detail::new_reference) \
PyNumber_InPlace##name(l.ptr(), r.ptr())); \
}
BOOST_PYTHON_INPLACE_OPERATOR(+, Add)
BOOST_PYTHON_INPLACE_OPERATOR(-, Subtract)
BOOST_PYTHON_INPLACE_OPERATOR(*, Multiply)
#if PY_VERSION_HEX >= 0x03000000
// Same reason as above for choosing FloorDivide instead of TrueDivide
BOOST_PYTHON_INPLACE_OPERATOR(/, FloorDivide)
#else
BOOST_PYTHON_INPLACE_OPERATOR(/, Divide)
#endif
BOOST_PYTHON_INPLACE_OPERATOR(%, Remainder)
BOOST_PYTHON_INPLACE_OPERATOR(<<, Lshift)
BOOST_PYTHON_INPLACE_OPERATOR(>>, Rshift)
BOOST_PYTHON_INPLACE_OPERATOR(&, And)
BOOST_PYTHON_INPLACE_OPERATOR(^, Xor)
BOOST_PYTHON_INPLACE_OPERATOR(|, Or)
#undef BOOST_PYTHON_INPLACE_OPERATOR
object::object(handle<> const& x)
: object_base(python::incref(python::expect_non_null(x.get())))
{}
}}} // namespace boost::python