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Guido van Rossuma3309961993-07-28 09:05:47 +00001#ifndef Py_CLASSOBJECT_H
2#define Py_CLASSOBJECT_H
3#ifdef __cplusplus
4extern "C" {
5#endif
6
Guido van Rossumf70e43a1991-02-19 12:39:46 +00007/***********************************************************
Guido van Rossum5799b521995-01-04 19:06:22 +00008Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
9The Netherlands.
Guido van Rossumf70e43a1991-02-19 12:39:46 +000010
11 All Rights Reserved
12
13Permission to use, copy, modify, and distribute this software and its
14documentation for any purpose and without fee is hereby granted,
15provided that the above copyright notice appear in all copies and that
16both that copyright notice and this permission notice appear in
17supporting documentation, and that the names of Stichting Mathematisch
18Centrum or CWI not be used in advertising or publicity pertaining to
19distribution of the software without specific, written prior permission.
20
21STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
22THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
23FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
24FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
25WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
26ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
27OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
28
29******************************************************************/
30
Guido van Rossum85a5fbb1990-10-14 12:07:46 +000031/* Class object interface */
32
Guido van Rossume149fa21994-08-12 12:49:46 +000033#ifdef WITH_THREAD
34#include "thread.h"
35#else
36#define get_thread_ident() 1L
37#endif
38
Guido van Rossumb3f72581993-05-21 19:56:10 +000039/* Revealing some structures (not for general use) */
Guido van Rossum85a5fbb1990-10-14 12:07:46 +000040
Guido van Rossum81daa321993-05-20 14:24:46 +000041typedef struct {
Guido van Rossumcaa63801995-01-12 11:45:45 +000042 PyObject_HEAD
43 PyObject *cl_bases; /* A tuple of class objects */
44 PyObject *cl_dict; /* A dictionary */
45 PyObject *cl_name; /* A string */
Guido van Rossum03a90961994-09-06 09:48:43 +000046 /* The following three are functions or NULL */
Guido van Rossumcaa63801995-01-12 11:45:45 +000047 PyObject *cl_getattr;
48 PyObject *cl_setattr;
49 PyObject *cl_delattr;
50} PyClassObject;
Guido van Rossum81daa321993-05-20 14:24:46 +000051
Guido van Rossumb3f72581993-05-21 19:56:10 +000052typedef struct {
Guido van Rossumcaa63801995-01-12 11:45:45 +000053 PyObject_HEAD
54 PyClassObject *in_class; /* The class object */
55 PyObject *in_dict; /* A dictionary */
56} PyInstanceObject;
Guido van Rossumb3f72581993-05-21 19:56:10 +000057
Guido van Rossumcaa63801995-01-12 11:45:45 +000058extern DL_IMPORT PyTypeObject PyClass_Type, PyInstance_Type, PyMethod_Type;
Guido van Rossum85a5fbb1990-10-14 12:07:46 +000059
Guido van Rossumcaa63801995-01-12 11:45:45 +000060#define PyClass_Check(op) ((op)->ob_type == &PyClass_Type)
61#define PyInstance_Check(op) ((op)->ob_type == &PyInstance_Type)
62#define PyMethod_Check(op) ((op)->ob_type == &PyMethod_Type)
Guido van Rossum85a5fbb1990-10-14 12:07:46 +000063
Guido van Rossumcaa63801995-01-12 11:45:45 +000064extern PyObject *PyClass_New Py_PROTO((PyObject *, PyObject *, PyObject *));
65extern PyObject *PyInstance_New Py_PROTO((PyObject *, PyObject *));
66extern PyObject *PyMethod_New Py_PROTO((PyObject *, PyObject *, PyObject *));
Guido van Rossum85a5fbb1990-10-14 12:07:46 +000067
Guido van Rossumcaa63801995-01-12 11:45:45 +000068extern PyObject *PyMethod_Function Py_PROTO((PyObject *));
69extern PyObject *PyMethod_Self Py_PROTO((PyObject *));
70extern PyObject *PyMethod_Class Py_PROTO((PyObject *));
Guido van Rossum04691fc1992-08-12 15:35:34 +000071
Guido van Rossumcaa63801995-01-12 11:45:45 +000072extern int PyClass_IsSubclass Py_PROTO((PyObject *, PyObject *));
Guido van Rossuma3309961993-07-28 09:05:47 +000073
Guido van Rossumcaa63801995-01-12 11:45:45 +000074extern PyObject *instancebinop
75 Py_PROTO((PyObject *, PyObject *,
76 char *, char *,
77 PyObject * (*) Py_PROTO((PyObject *, PyObject *)) ));
Guido van Rossumc5d92e11994-09-28 15:44:39 +000078
Guido van Rossuma3309961993-07-28 09:05:47 +000079#ifdef __cplusplus
80}
81#endif
82#endif /* !Py_CLASSOBJECT_H */