Esempi in C++ (Cpp) per CAtom::set_slot_count

Esempio n. 1

File: catom.cpp Progetto: dwillmer/atom

static PyObject*
CAtom_new( PyTypeObject* type, PyObject* args, PyObject* kwargs )
{
    PyDictPtr membersptr( PyObject_GetAttr( pyobject_cast( type ), atom_members ) );
    if( !membersptr )
        return 0;
    if( !membersptr.check_exact() )
        return py_bad_internal_call( "atom members" );
    PyObjectPtr selfptr( PyType_GenericNew( type, args, kwargs ) );
    if( !selfptr )
        return 0;
    CAtom* atom = catom_cast( selfptr.get() );
    uint32_t count = static_cast<uint32_t>( membersptr.size() );
    if( count > 0 )
    {
        if( count > MAX_MEMBER_COUNT )
            return py_type_fail( "too many members" );
        size_t size = sizeof( PyObject* ) * count;
        void* slots = PyObject_MALLOC( size );
        if( !slots )
            return PyErr_NoMemory();
        memset( slots, 0, size );
        atom->slots = reinterpret_cast<PyObject**>( slots );
        atom->set_slot_count( count );
    }
    atom->set_notifications_enabled( true );
    return selfptr.release();
}