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mirror of https://github.com/python/cpython.git synced 2024-11-25 01:20:47 +01:00
cpython/Include/classobject.h
2000-06-30 23:58:06 +00:00

79 lines
2.6 KiB
C

#ifndef Py_CLASSOBJECT_H
#define Py_CLASSOBJECT_H
#ifdef __cplusplus
extern "C" {
#endif
/***********************************************************
Copyright (c) 2000, BeOpen.com.
Copyright (c) 1995-2000, Corporation for National Research Initiatives.
Copyright (c) 1990-1995, Stichting Mathematisch Centrum.
All rights reserved.
See the file "Misc/COPYRIGHT" for information on usage and
redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
******************************************************************/
/* Class object interface */
/* Revealing some structures (not for general use) */
typedef struct {
PyObject_HEAD
PyObject *cl_bases; /* A tuple of class objects */
PyObject *cl_dict; /* A dictionary */
PyObject *cl_name; /* A string */
/* The following three are functions or NULL */
PyObject *cl_getattr;
PyObject *cl_setattr;
PyObject *cl_delattr;
} PyClassObject;
typedef struct {
PyObject_HEAD
PyClassObject *in_class; /* The class object */
PyObject *in_dict; /* A dictionary */
} PyInstanceObject;
typedef struct {
PyObject_HEAD
PyObject *im_func; /* The callable object implementing the method */
PyObject *im_self; /* The instance it is bound to, or NULL */
PyObject *im_class; /* The class that defined the method */
} PyMethodObject;
extern DL_IMPORT(PyTypeObject) PyClass_Type, PyInstance_Type, PyMethod_Type;
#define PyClass_Check(op) ((op)->ob_type == &PyClass_Type)
#define PyInstance_Check(op) ((op)->ob_type == &PyInstance_Type)
#define PyMethod_Check(op) ((op)->ob_type == &PyMethod_Type)
extern DL_IMPORT(PyObject *) PyClass_New Py_PROTO((PyObject *, PyObject *, PyObject *));
extern DL_IMPORT(PyObject *) PyInstance_New Py_PROTO((PyObject *, PyObject *, PyObject *));
extern DL_IMPORT(PyObject *) PyMethod_New Py_PROTO((PyObject *, PyObject *, PyObject *));
extern DL_IMPORT(PyObject *) PyMethod_Function Py_PROTO((PyObject *));
extern DL_IMPORT(PyObject *) PyMethod_Self Py_PROTO((PyObject *));
extern DL_IMPORT(PyObject *) PyMethod_Class Py_PROTO((PyObject *));
/* Macros for direct access to these values. Type checks are *not*
done, so use with care. */
#define PyMethod_GET_FUNCTION(meth) \
(((PyMethodObject *)meth) -> im_func)
#define PyMethod_GET_SELF(meth) \
(((PyMethodObject *)meth) -> im_self)
#define PyMethod_GET_CLASS(meth) \
(((PyMethodObject *)meth) -> im_class)
extern DL_IMPORT(int) PyClass_IsSubclass Py_PROTO((PyObject *, PyObject *));
extern DL_IMPORT(PyObject *) PyInstance_DoBinOp
Py_PROTO((PyObject *, PyObject *,
char *, char *,
PyObject * (*) Py_PROTO((PyObject *, PyObject *)) ));
#ifdef __cplusplus
}
#endif
#endif /* !Py_CLASSOBJECT_H */