jpayne@69: #ifndef Py_CPYTHON_TUPLEOBJECT_H
jpayne@69: #  error "this header file must not be included directly"
jpayne@69: #endif
jpayne@69: 
jpayne@69: #ifdef __cplusplus
jpayne@69: extern "C" {
jpayne@69: #endif
jpayne@69: 
jpayne@69: typedef struct {
jpayne@69:     PyObject_VAR_HEAD
jpayne@69:     /* ob_item contains space for 'ob_size' elements.
jpayne@69:        Items must normally not be NULL, except during construction when
jpayne@69:        the tuple is not yet visible outside the function that builds it. */
jpayne@69:     PyObject *ob_item[1];
jpayne@69: } PyTupleObject;
jpayne@69: 
jpayne@69: PyAPI_FUNC(int) _PyTuple_Resize(PyObject **, Py_ssize_t);
jpayne@69: PyAPI_FUNC(void) _PyTuple_MaybeUntrack(PyObject *);
jpayne@69: 
jpayne@69: /* Macros trading safety for speed */
jpayne@69: 
jpayne@69: /* Cast argument to PyTupleObject* type. */
jpayne@69: #define _PyTuple_CAST(op) (assert(PyTuple_Check(op)), (PyTupleObject *)(op))
jpayne@69: 
jpayne@69: #define PyTuple_GET_SIZE(op)    Py_SIZE(_PyTuple_CAST(op))
jpayne@69: 
jpayne@69: #define PyTuple_GET_ITEM(op, i) (_PyTuple_CAST(op)->ob_item[i])
jpayne@69: 
jpayne@69: /* Macro, *only* to be used to fill in brand new tuples */
jpayne@69: #define PyTuple_SET_ITEM(op, i, v) (_PyTuple_CAST(op)->ob_item[i] = v)
jpayne@69: 
jpayne@69: PyAPI_FUNC(void) _PyTuple_DebugMallocStats(FILE *out);
jpayne@69: 
jpayne@69: #ifdef __cplusplus
jpayne@69: }
jpayne@69: #endif