diff -r 000000000000 -r ca70ae20a155 src/newcore/Include/tupleobject.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/newcore/Include/tupleobject.h Tue Feb 16 10:07:05 2010 +0530 @@ -0,0 +1,57 @@ +/* Portions Copyright (c) 2008 Nokia Corporation */ +/* Tuple object interface */ + +#ifndef Py_TUPLEOBJECT_H +#define Py_TUPLEOBJECT_H +#ifdef __cplusplus +extern "C" { +#endif + +/* +Another generally useful object type is a tuple of object pointers. +For Python, this is an immutable type. C code can change the tuple items +(but not their number), and even use tuples are general-purpose arrays of +object references, but in general only brand new tuples should be mutated, +not ones that might already have been exposed to Python code. + +*** WARNING *** PyTuple_SetItem does not increment the new item's reference +count, but does decrement the reference count of the item it replaces, +if not nil. It does *decrement* the reference count if it is *not* +inserted in the tuple. Similarly, PyTuple_GetItem does not increment the +returned item's reference count. +*/ + +typedef struct { + PyObject_VAR_HEAD + PyObject *ob_item[1]; + + /* ob_item contains space for 'ob_size' elements. + * Items must normally not be NULL, except during construction when + * the tuple is not yet visible outside the function that builds it. + */ +} PyTupleObject; + +PyAPI_DATA(PyTypeObject, PyTuple_Type); + +#define PyTuple_Check(op) PyObject_TypeCheck(op, &PyTuple_Type) +#define PyTuple_CheckExact(op) ((op)->ob_type == &PyTuple_Type) + +PyAPI_FUNC(PyObject *) PyTuple_New(Py_ssize_t size); +PyAPI_FUNC(Py_ssize_t) PyTuple_Size(PyObject *); +PyAPI_FUNC(PyObject *) PyTuple_GetItem(PyObject *, Py_ssize_t); +PyAPI_FUNC(int) PyTuple_SetItem(PyObject *, Py_ssize_t, PyObject *); +PyAPI_FUNC(PyObject *) PyTuple_GetSlice(PyObject *, Py_ssize_t, Py_ssize_t); +PyAPI_FUNC(int) _PyTuple_Resize(PyObject **, Py_ssize_t); +PyAPI_FUNC(PyObject *) PyTuple_Pack(Py_ssize_t, ...); + +/* Macro, trading safety for speed */ +#define PyTuple_GET_ITEM(op, i) (((PyTupleObject *)(op))->ob_item[i]) +#define PyTuple_GET_SIZE(op) (((PyTupleObject *)(op))->ob_size) + +/* Macro, *only* to be used to fill in brand new tuples */ +#define PyTuple_SET_ITEM(op, i, v) (((PyTupleObject *)(op))->ob_item[i] = v) + +#ifdef __cplusplus +} +#endif +#endif /* !Py_TUPLEOBJECT_H */