cpython/Include/cpython/tupleobject.h

37 lines
1.2 KiB
C

#ifndef Py_CPYTHON_TUPLEOBJECT_H
# error "this header file must not be included directly"
#endif
typedef struct {
PyObject_VAR_HEAD
/* 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. */
PyObject *ob_item[1];
} PyTupleObject;
PyAPI_FUNC(int) _PyTuple_Resize(PyObject **, Py_ssize_t);
PyAPI_FUNC(void) _PyTuple_MaybeUntrack(PyObject *);
/* Cast argument to PyTupleObject* type. */
#define _PyTuple_CAST(op) (assert(PyTuple_Check(op)), (PyTupleObject *)(op))
// Macros and static inline functions, trading safety for speed
static inline Py_ssize_t PyTuple_GET_SIZE(PyTupleObject *op) {
return Py_SIZE(op);
}
#define PyTuple_GET_SIZE(op) PyTuple_GET_SIZE(_PyTuple_CAST(op))
#define PyTuple_GET_ITEM(op, index) (_PyTuple_CAST(op)->ob_item[index])
/* Function *only* to be used to fill in brand new tuples */
static inline void
PyTuple_SET_ITEM(PyTupleObject *op, Py_ssize_t index, PyObject *value) {
op->ob_item[index] = value;
}
#define PyTuple_SET_ITEM(op, index, value) \
PyTuple_SET_ITEM(_PyTuple_CAST(op), index, _PyObject_CAST(value))
PyAPI_FUNC(void) _PyTuple_DebugMallocStats(FILE *out);