Mercurial > cpython-lru_cache-weakref

annotate Objects/methodobject.c @ 9592:2aafcee220bc legacy-trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
When comparing bound methods, use identity test on the objects, not equality test.
author Guido van Rossum <guido@python.org>
date Fri, 04 Dec 1998 18:52:55 +0000
parents 9e536dd3dc97
children 5e6e9e893acd
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1 /***********************************************************
2059
866c81068dbd Added 1995 to copyright message.
Guido van Rossum <guido@python.org>
parents: 2053
diff changeset
2 Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
866c81068dbd Added 1995 to copyright message.
Guido van Rossum <guido@python.org>
parents: 2053
diff changeset
3 The Netherlands.
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
4
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
5 All Rights Reserved
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
6
4503
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
7 Permission to use, copy, modify, and distribute this software and its
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
8 documentation for any purpose and without fee is hereby granted,
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
9 provided that the above copyright notice appear in all copies and that
4503
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
10 both that copyright notice and this permission notice appear in
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
11 supporting documentation, and that the names of Stichting Mathematisch
4503
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
12 Centrum or CWI or Corporation for National Research Initiatives or
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
13 CNRI not be used in advertising or publicity pertaining to
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
14 distribution of the software without specific, written prior
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
15 permission.
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
16
4503
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
17 While CWI is the initial source for this software, a modified version
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
18 is made available by the Corporation for National Research Initiatives
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
19 (CNRI) at the Internet address ftp://ftp.python.org.
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
20
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
21 STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
22 REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
23 MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
24 CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
25 DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
26 PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
27 TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2864
diff changeset
28 PERFORMANCE OF THIS SOFTWARE.
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
29
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
30 ******************************************************************/
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
31
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
32 /* Method object implementation */
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
33
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
34 #include "Python.h"
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
35
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
36 #include "token.h"
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
37
5934
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
38 static PyCFunctionObject *free_list = NULL;
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
39
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
40 PyObject *
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
41 PyCFunction_New(ml, self)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
42 PyMethodDef *ml;
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
43 PyObject *self;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
44 {
5934
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
45 PyCFunctionObject *op;
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
46 op = free_list;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
47 if (op != NULL) {
5934
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
48 free_list = (PyCFunctionObject *)(op->m_self);
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
49 op->ob_type = &PyCFunction_Type;
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
50 _Py_NewReference(op);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
51 }
5934
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
52 else {
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
53 op = PyObject_NEW(PyCFunctionObject, &PyCFunction_Type);
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
54 if (op == NULL)
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
55 return NULL;
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
56 }
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
57 op->m_ml = ml;
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
58 Py_XINCREF(self);
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
59 op->m_self = self;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
60 return (PyObject *)op;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
61 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
62
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
63 PyCFunction
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
64 PyCFunction_GetFunction(op)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
65 PyObject *op;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
66 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
67 if (!PyCFunction_Check(op)) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
68 PyErr_BadInternalCall();
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
69 return NULL;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
70 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
71 return ((PyCFunctionObject *)op) -> m_ml -> ml_meth;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
72 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
73
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
74 PyObject *
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
75 PyCFunction_GetSelf(op)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
76 PyObject *op;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
77 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
78 if (!PyCFunction_Check(op)) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
79 PyErr_BadInternalCall();
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
80 return NULL;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
81 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
82 return ((PyCFunctionObject *)op) -> m_self;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
83 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
84
488
90f35fcf8ea0 Add "varargs" attribute.
Guido van Rossum <guido@python.org>
parents: 472
diff changeset
85 int
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
86 PyCFunction_GetFlags(op)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
87 PyObject *op;
488
90f35fcf8ea0 Add "varargs" attribute.
Guido van Rossum <guido@python.org>
parents: 472
diff changeset
88 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
89 if (!PyCFunction_Check(op)) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
90 PyErr_BadInternalCall();
488
90f35fcf8ea0 Add "varargs" attribute.
Guido van Rossum <guido@python.org>
parents: 472
diff changeset
91 return -1;
90f35fcf8ea0 Add "varargs" attribute.
Guido van Rossum <guido@python.org>
parents: 472
diff changeset
92 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
93 return ((PyCFunctionObject *)op) -> m_ml -> ml_flags;
488
90f35fcf8ea0 Add "varargs" attribute.
Guido van Rossum <guido@python.org>
parents: 472
diff changeset
94 }
90f35fcf8ea0 Add "varargs" attribute.
Guido van Rossum <guido@python.org>
parents: 472
diff changeset
95
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
96 /* Methods (the standard built-in methods, that is) */
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
97
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
98 static void
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
99 meth_dealloc(m)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
100 PyCFunctionObject *m;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
101 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
102 Py_XDECREF(m->m_self);
5934
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
103 m->m_self = (PyObject *)free_list;
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
104 free_list = m;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
105 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
106
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
107 static PyObject *
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
108 meth_getattr(m, name)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
109 PyCFunctionObject *m;
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
110 char *name;
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
111 {
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
112 if (strcmp(name, "__name__") == 0) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
113 return PyString_FromString(m->m_ml->ml_name);
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
114 }
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
115 if (strcmp(name, "__doc__") == 0) {
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
116 char *doc = m->m_ml->ml_doc;
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
117 if (doc != NULL)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
118 return PyString_FromString(doc);
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
119 Py_INCREF(Py_None);
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
120 return Py_None;
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
121 }
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
122 if (strcmp(name, "__self__") == 0) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
123 PyObject *self;
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
124 if (PyEval_GetRestricted()) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
125 PyErr_SetString(PyExc_RuntimeError,
2105
ea7b2bf0b521 add restrictions in restricted mode
Guido van Rossum <guido@python.org>
parents: 2083
diff changeset
126 "method.__self__ not accessible in restricted mode");
ea7b2bf0b521 add restrictions in restricted mode
Guido van Rossum <guido@python.org>
parents: 2083
diff changeset
127 return NULL;
ea7b2bf0b521 add restrictions in restricted mode
Guido van Rossum <guido@python.org>
parents: 2083
diff changeset
128 }
ea7b2bf0b521 add restrictions in restricted mode
Guido van Rossum <guido@python.org>
parents: 2083
diff changeset
129 self = m->m_self;
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
130 if (self == NULL)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
131 self = Py_None;
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
132 Py_INCREF(self);
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
133 return self;
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
134 }
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
135 if (strcmp(name, "__members__") == 0) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
136 return Py_BuildValue("[sss]",
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
137 "__doc__", "__name__", "__self__");
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
138 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
139 PyErr_SetString(PyExc_AttributeError, name);
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
140 return NULL;
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
141 }
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
142
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
143 static PyObject *
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
144 meth_repr(m)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
145 PyCFunctionObject *m;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
146 {
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
147 char buf[200];
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
148 if (m->m_self == NULL)
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
149 sprintf(buf, "<built-in function %.80s>", m->m_ml->ml_name);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
150 else
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
151 sprintf(buf,
1290
7971fecbf28e * Lots of small changes related to access.
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
152 "<built-in method %.80s of %.80s object at %lx>",
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
153 m->m_ml->ml_name, m->m_self->ob_type->tp_name,
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
154 (long)m->m_self);
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
155 return PyString_FromString(buf);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
156 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
157
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
158 static int
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
159 meth_compare(a, b)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
160 PyCFunctionObject *a, *b;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
161 {
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
162 if (a->m_self != b->m_self)
9592
2aafcee220bc When comparing bound methods, use identity test on the objects,
Guido van Rossum <guido@python.org>
parents: 8656
diff changeset
163 return (a->m_self < b->m_self) ? -1 : 1;
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
164 if (a->m_ml->ml_meth == b->m_ml->ml_meth)
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
165 return 0;
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
166 if (strcmp(a->m_ml->ml_name, b->m_ml->ml_name) < 0)
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
167 return -1;
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
168 else
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
169 return 1;
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
170 }
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
171
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
172 static long
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
173 meth_hash(a)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
174 PyCFunctionObject *a;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
175 {
2053
de49d49044d7 Lots of minor changes. Note for mappingobject.c: the hash table pointer
Guido van Rossum <guido@python.org>
parents: 1848
diff changeset
176 long x;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
177 if (a->m_self == NULL)
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
178 x = 0;
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
179 else {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
180 x = PyObject_Hash(a->m_self);
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
181 if (x == -1)
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
182 return -1;
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
183 }
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
184 return x ^ (long) a->m_ml->ml_meth;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
185 }
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
186
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
187 PyTypeObject PyCFunction_Type = {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
188 PyObject_HEAD_INIT(&PyType_Type)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
189 0,
1051
f54e64c8b9b7 * Makefile: added IMGFILE; moved some stuff around.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
190 "builtin_function_or_method",
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
191 sizeof(PyCFunctionObject),
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
192 0,
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1391
diff changeset
193 (destructor)meth_dealloc, /*tp_dealloc*/
1051
f54e64c8b9b7 * Makefile: added IMGFILE; moved some stuff around.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
194 0, /*tp_print*/
2083
f2d267edbfd6 * Objects/methodobject.c: changed drastically, the object now
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
195 (getattrfunc)meth_getattr, /*tp_getattr*/
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
196 0, /*tp_setattr*/
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1391
diff changeset
197 (cmpfunc)meth_compare, /*tp_compare*/
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1391
diff changeset
198 (reprfunc)meth_repr, /*tp_repr*/
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
199 0, /*tp_as_number*/
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
200 0, /*tp_as_sequence*/
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
201 0, /*tp_as_mapping*/
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1391
diff changeset
202 (hashfunc)meth_hash, /*tp_hash*/
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
203 };
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
204
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
205 /* List all methods in a chain -- helper for findmethodinchain */
395
659b8dbf695c Implemented __methods__ attribute
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
206
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
207 static PyObject *
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
208 listmethodchain(chain)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
209 PyMethodChain *chain;
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
210 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
211 PyMethodChain *c;
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
212 PyMethodDef *ml;
395
659b8dbf695c Implemented __methods__ attribute
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
213 int i, n;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
214 PyObject *v;
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
215
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
216 n = 0;
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
217 for (c = chain; c != NULL; c = c->link) {
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
218 for (ml = c->methods; ml->ml_name != NULL; ml++)
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
219 n++;
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
220 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
221 v = PyList_New(n);
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
222 if (v == NULL)
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
223 return NULL;
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
224 i = 0;
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
225 for (c = chain; c != NULL; c = c->link) {
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
226 for (ml = c->methods; ml->ml_name != NULL; ml++) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
227 PyList_SetItem(v, i, PyString_FromString(ml->ml_name));
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
228 i++;
395
659b8dbf695c Implemented __methods__ attribute
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
229 }
659b8dbf695c Implemented __methods__ attribute
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
230 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
231 if (PyErr_Occurred()) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
232 Py_DECREF(v);
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
233 return NULL;
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
234 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
235 PyList_Sort(v);
395
659b8dbf695c Implemented __methods__ attribute
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
236 return v;
659b8dbf695c Implemented __methods__ attribute
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
237 }
659b8dbf695c Implemented __methods__ attribute
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
238
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
239 /* Find a method in a method chain */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
240
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
241 PyObject *
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
242 Py_FindMethodInChain(chain, self, name)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
243 PyMethodChain *chain;
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
244 PyObject *self;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
245 char *name;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
246 {
8565
19e8016cd38c New feature: if the object's type has a non-NULL tp_doc field, that
Guido van Rossum <guido@python.org>
parents: 5934
diff changeset
247 if (name[0] == '_' && name[1] == '_') {
19e8016cd38c New feature: if the object's type has a non-NULL tp_doc field, that
Guido van Rossum <guido@python.org>
parents: 5934
diff changeset
248 if (strcmp(name, "__methods__") == 0)
19e8016cd38c New feature: if the object's type has a non-NULL tp_doc field, that
Guido van Rossum <guido@python.org>
parents: 5934
diff changeset
249 return listmethodchain(chain);
19e8016cd38c New feature: if the object's type has a non-NULL tp_doc field, that
Guido van Rossum <guido@python.org>
parents: 5934
diff changeset
250 if (strcmp(name, "__doc__") == 0) {
19e8016cd38c New feature: if the object's type has a non-NULL tp_doc field, that
Guido van Rossum <guido@python.org>
parents: 5934
diff changeset
251 char *doc = self->ob_type->tp_doc;
19e8016cd38c New feature: if the object's type has a non-NULL tp_doc field, that
Guido van Rossum <guido@python.org>
parents: 5934
diff changeset
252 if (doc != NULL)
19e8016cd38c New feature: if the object's type has a non-NULL tp_doc field, that
Guido van Rossum <guido@python.org>
parents: 5934
diff changeset
253 return PyString_FromString(doc);
19e8016cd38c New feature: if the object's type has a non-NULL tp_doc field, that
Guido van Rossum <guido@python.org>
parents: 5934
diff changeset
254 }
19e8016cd38c New feature: if the object's type has a non-NULL tp_doc field, that
Guido van Rossum <guido@python.org>
parents: 5934
diff changeset
255 }
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
256 while (chain != NULL) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
257 PyMethodDef *ml = chain->methods;
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
258 for (; ml->ml_name != NULL; ml++) {
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
259 if (name[0] == ml->ml_name[0] &&
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
260 strcmp(name+1, ml->ml_name+1) == 0)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
261 return PyCFunction_New(ml, self);
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
262 }
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
263 chain = chain->link;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
264 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
265 PyErr_SetString(PyExc_AttributeError, name);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
266 return NULL;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
267 }
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
268
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
269 /* Find a method in a single method list */
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
270
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
271 PyObject *
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
272 Py_FindMethod(methods, self, name)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
273 PyMethodDef *methods;
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
274 PyObject *self;
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
275 char *name;
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
276 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
277 PyMethodChain chain;
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
278 chain.methods = methods;
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
279 chain.link = NULL;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
280 return Py_FindMethodInChain(&chain, self, name);
2256
d091b246a3a7 added findmethodinchain and methodchain data types
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
281 }
5934
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
282
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
283 /* Clear out the free list */
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
284
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
285 void
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
286 PyCFunction_Fini()
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
287 {
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
288 while (free_list) {
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
289 PyCFunctionObject *v = free_list;
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
290 free_list = (PyCFunctionObject *)(v->m_self);
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
291 PyMem_DEL(v);
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
292 }
0369d63b100b Added separate free list for cfunction (builtin method) objects, for a
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
293 }