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Moved add_overload functionality to function::add_to_namespace

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[SVN r12385]
This commit is contained in:
Dave Abrahams
2002-01-20 23:52:52 +00:00
parent dabb22bb6a
commit f7a5e6deb8
2 changed files with 44 additions and 21 deletions
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42
src/object/function.cpp
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@@ -6,6 +6,8 @@
#include <boost/python/object/function.hpp>
#include <numeric>
#include <boost/python/errors.hpp>
#include <boost/python/objects.hpp>
namespace boost { namespace python { namespace objects {
@@ -28,7 +30,7 @@ function::~function()
PyObject* function::call(PyObject* args, PyObject* keywords) const
{
int nargs = PyTuple_GET_SIZE(args);
std::size_t nargs = PyTuple_GET_SIZE(args);
function const* f = this;
do
{
@@ -63,6 +65,8 @@ void function::argument_error(PyObject* args, PyObject* keywords) const
void function::add_overload(function* overload)
{
Py_XINCREF(overload);
function* parent = this;
while (parent->m_overloads != 0)
@@ -72,6 +76,42 @@ void function::add_overload(function* overload)
parent->m_overloads = overload;
}
void function::add_to_namespace(
PyObject* name_space, char const* name_, PyObject* attribute_)
{
ref attribute(attribute_, ref::increment_count);
string name(name_);
if (attribute_->ob_type == &function_type)
{
PyObject* dict = 0;
if (PyClass_Check(name_space))
dict = ((PyClassObject*)name_space)->cl_dict;
else if (PyType_Check(name_space))
dict = ((PyTypeObject*)name_space)->tp_dict;
else
dict = PyObject_GetAttrString(name_space, "__dict__");
if (dict == 0)
throw error_already_set();
ref existing(PyObject_GetItem(dict, name.get()), ref::null_ok);
if (existing.get() && existing->ob_type == &function_type)
{
static_cast<function*>(existing.get())->add_overload(
static_cast<function*>(attribute_));
return;
}
}
// The PyObject_GetAttrString() call above left an active error
PyErr_Clear();
if (PyObject_SetAttr(name_space, name.get(), attribute_) < 0)
throw error_already_set();
}
extern "C"
{
// Stolen from Python's funcobject.c