Mercurial > cpython-lru_cache-weakref

annotate Objects/object.c @ 8831:00a6bb65ff29 legacy-trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Getting rid of this ancient stuff.
author Guido van Rossum <guido@python.org>
date Wed, 05 Aug 1998 21:10:09 +0000
parents 6d2168a9641f
children 38560a3a3249
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: 95
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: 95
diff changeset
4
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 95
diff changeset
5 All Rights Reserved
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 95
diff changeset
6
4503
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 4288
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: 4288
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: 95
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: 4288
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: 95
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: 4288
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: 4288
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: 4288
diff changeset
14 distribution of the software without specific, written prior
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 4288
diff changeset
15 permission.
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 95
diff changeset
16
4503
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 4288
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: 4288
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: 4288
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: 4288
diff changeset
20
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 4288
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: 4288
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: 4288
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: 4288
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: 4288
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: 4288
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: 4288
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: 4288
diff changeset
28 PERFORMANCE OF THIS SOFTWARE.
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 95
diff changeset
29
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 95
diff changeset
30 ******************************************************************/
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 95
diff changeset
31
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
32 /* Generic object operations; and implementation of None (NoObject) */
6
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: 5006
diff changeset
34 #include "Python.h"
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
35
2612
ca6b60d4ea90 fix dusty debugging macros
Guido van Rossum <guido@python.org>
parents: 2307
diff changeset
36 #if defined( Py_TRACE_REFS ) || defined( Py_REF_DEBUG )
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
37 long _Py_RefTotal;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
38 #endif
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
39
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
40 /* Object allocation routines used by NEWOBJ and NEWVAROBJ macros.
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
41 These are used by the individual routines for object creation.
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
42 Do not call them otherwise, they do not initialize the object! */
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
43
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
44 #ifdef COUNT_ALLOCS
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
45 static PyTypeObject *type_list;
1352
4d1a15fc4748 intobject.c: Save references to small integers, so that they can be
Sjoerd Mullender <sjoerd@acm.org>
parents: 1347
diff changeset
46 extern int tuple_zero_allocs, fast_tuple_allocs;
4d1a15fc4748 intobject.c: Save references to small integers, so that they can be
Sjoerd Mullender <sjoerd@acm.org>
parents: 1347
diff changeset
47 extern int quick_int_allocs, quick_neg_int_allocs;
1356
043da19302ef Several optimizations and speed improvements.
Sjoerd Mullender <sjoerd@acm.org>
parents: 1352
diff changeset
48 extern int null_strings, one_strings;
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
49 void
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
50 dump_counts()
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
51 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
52 PyTypeObject *tp;
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
53
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
54 for (tp = type_list; tp; tp = tp->tp_next)
1361
7cd533cf194a import.c: When something is wrong with the .pyc, properly open the .py
Sjoerd Mullender <sjoerd@acm.org>
parents: 1356
diff changeset
55 fprintf(stderr, "%s alloc'd: %d, freed: %d, max in use: %d\n",
7cd533cf194a import.c: When something is wrong with the .pyc, properly open the .py
Sjoerd Mullender <sjoerd@acm.org>
parents: 1356
diff changeset
56 tp->tp_name, tp->tp_alloc, tp->tp_free,
7cd533cf194a import.c: When something is wrong with the .pyc, properly open the .py
Sjoerd Mullender <sjoerd@acm.org>
parents: 1356
diff changeset
57 tp->tp_maxalloc);
7cd533cf194a import.c: When something is wrong with the .pyc, properly open the .py
Sjoerd Mullender <sjoerd@acm.org>
parents: 1356
diff changeset
58 fprintf(stderr, "fast tuple allocs: %d, empty: %d\n",
7cd533cf194a import.c: When something is wrong with the .pyc, properly open the .py
Sjoerd Mullender <sjoerd@acm.org>
parents: 1356
diff changeset
59 fast_tuple_allocs, tuple_zero_allocs);
7cd533cf194a import.c: When something is wrong with the .pyc, properly open the .py
Sjoerd Mullender <sjoerd@acm.org>
parents: 1356
diff changeset
60 fprintf(stderr, "fast int allocs: pos: %d, neg: %d\n",
7cd533cf194a import.c: When something is wrong with the .pyc, properly open the .py
Sjoerd Mullender <sjoerd@acm.org>
parents: 1356
diff changeset
61 quick_int_allocs, quick_neg_int_allocs);
7cd533cf194a import.c: When something is wrong with the .pyc, properly open the .py
Sjoerd Mullender <sjoerd@acm.org>
parents: 1356
diff changeset
62 fprintf(stderr, "null strings: %d, 1-strings: %d\n",
7cd533cf194a import.c: When something is wrong with the .pyc, properly open the .py
Sjoerd Mullender <sjoerd@acm.org>
parents: 1356
diff changeset
63 null_strings, one_strings);
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
64 }
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
65
3024
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
66 PyObject *
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
67 get_counts()
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
68 {
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
69 PyTypeObject *tp;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
70 PyObject *result;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
71 PyObject *v;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
72
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
73 result = PyList_New(0);
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
74 if (result == NULL)
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
75 return NULL;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
76 for (tp = type_list; tp; tp = tp->tp_next) {
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
77 v = Py_BuildValue("(siii)", tp->tp_name, tp->tp_alloc,
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
78 tp->tp_free, tp->tp_maxalloc);
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
79 if (v == NULL) {
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
80 Py_DECREF(result);
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
81 return NULL;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
82 }
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
83 if (PyList_Append(result, v) < 0) {
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
84 Py_DECREF(v);
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
85 Py_DECREF(result);
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
86 return NULL;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
87 }
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
88 Py_DECREF(v);
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
89 }
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
90 return result;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
91 }
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
92
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
93 void
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
94 inc_count(tp)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
95 PyTypeObject *tp;
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
96 {
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
97 if (tp->tp_alloc == 0) {
2639
f11ba9cc342f change in counting freed objects
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
98 /* first time; insert in linked list */
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
99 if (tp->tp_next != NULL) /* sanity check */
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
100 Py_FatalError("XXX inc_count sanity check");
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
101 tp->tp_next = type_list;
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
102 type_list = tp;
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
103 }
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
104 tp->tp_alloc++;
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
105 if (tp->tp_alloc - tp->tp_free > tp->tp_maxalloc)
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
106 tp->tp_maxalloc = tp->tp_alloc - tp->tp_free;
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
107 }
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
108 #endif
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
109
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
110 #ifndef MS_COREDLL
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
111 PyObject *
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
112 _PyObject_New(tp)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
113 PyTypeObject *tp;
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
114 #else
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
115 PyObject *
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
116 _PyObject_New(tp,op)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
117 PyTypeObject *tp;
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
118 PyObject *op;
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
119 #endif
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
120 {
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
121 #ifndef MS_COREDLL
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
122 PyObject *op = (PyObject *) malloc(tp->tp_basicsize);
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
123 #endif
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
124 if (op == NULL)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
125 return PyErr_NoMemory();
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
126 op->ob_type = tp;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
127 _Py_NewReference(op);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
128 return op;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
129 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
130
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
131 #ifndef MS_COREDLL
5535
20c2b715188e Oops, another forgotten renaming: varobject -> PyVarObject.
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
132 PyVarObject *
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
133 _PyObject_NewVar(tp, size)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
134 PyTypeObject *tp;
2307
5aee2c5d8dff make size arg signed
Guido van Rossum <guido@python.org>
parents: 2237
diff changeset
135 int size;
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
136 #else
5535
20c2b715188e Oops, another forgotten renaming: varobject -> PyVarObject.
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
137 PyVarObject *
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
138 _PyObject_NewVar(tp, size, op)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
139 PyTypeObject *tp;
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
140 int size;
5535
20c2b715188e Oops, another forgotten renaming: varobject -> PyVarObject.
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
141 PyVarObject *op;
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
142 #endif
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
143 {
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
144 #ifndef MS_COREDLL
5535
20c2b715188e Oops, another forgotten renaming: varobject -> PyVarObject.
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
145 PyVarObject *op = (PyVarObject *)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
146 malloc(tp->tp_basicsize + size * tp->tp_itemsize);
3770
7cdc0c7146d5 Hacks for MS_COREDLL
Guido van Rossum <guido@python.org>
parents: 3609
diff changeset
147 #endif
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
148 if (op == NULL)
5535
20c2b715188e Oops, another forgotten renaming: varobject -> PyVarObject.
Guido van Rossum <guido@python.org>
parents: 5396
diff changeset
149 return (PyVarObject *)PyErr_NoMemory();
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
150 op->ob_type = tp;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
151 op->ob_size = size;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
152 _Py_NewReference(op);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
153 return op;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
154 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
155
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
156 int
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
157 PyObject_Print(op, fp, flags)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
158 PyObject *op;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
159 FILE *fp;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
160 int flags;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
161 {
322
1a6cf1f8ccec Check for write errors after printing a value
Guido van Rossum <guido@python.org>
parents: 307
diff changeset
162 int ret = 0;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
163 if (PyErr_CheckSignals())
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
164 return -1;
8181
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
165 #ifdef USE_STACKCHECK
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
166 if (PyOS_CheckStack()) {
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
167 PyErr_SetString(PyExc_MemoryError, "Stack overflow");
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
168 return -1;
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
169 }
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
170 #endif
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
171 if (op == NULL) {
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
172 fprintf(fp, "<nil>");
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
173 }
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
174 else {
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
175 if (op->ob_refcnt <= 0)
1017
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
176 fprintf(fp, "<refcnt %u at %lx>",
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
177 op->ob_refcnt, (long)op);
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
178 else if (op->ob_type->tp_print == NULL) {
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
179 if (op->ob_type->tp_repr == NULL) {
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
180 fprintf(fp, "<%s object at %lx>",
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
181 op->ob_type->tp_name, (long)op);
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
182 }
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
183 else {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
184 PyObject *s;
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
185 if (flags & Py_PRINT_RAW)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
186 s = PyObject_Str(op);
1400
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
187 else
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
188 s = PyObject_Repr(op);
1017
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
189 if (s == NULL)
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
190 ret = -1;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
191 else if (!PyString_Check(s)) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
192 PyErr_SetString(PyExc_TypeError,
1017
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
193 "repr not string");
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
194 ret = -1;
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
195 }
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
196 else {
8111
5c9be98f5347 Be less naive about null characters in an object's repr().
Guido van Rossum <guido@python.org>
parents: 8006
diff changeset
197 ret = PyObject_Print(s, fp,
5c9be98f5347 Be less naive about null characters in an object's repr().
Guido van Rossum <guido@python.org>
parents: 8006
diff changeset
198 Py_PRINT_RAW);
1017
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
199 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
200 Py_XDECREF(s);
1017
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
201 }
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
202 }
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
203 else
322
1a6cf1f8ccec Check for write errors after printing a value
Guido van Rossum <guido@python.org>
parents: 307
diff changeset
204 ret = (*op->ob_type->tp_print)(op, fp, flags);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
205 }
322
1a6cf1f8ccec Check for write errors after printing a value
Guido van Rossum <guido@python.org>
parents: 307
diff changeset
206 if (ret == 0) {
1a6cf1f8ccec Check for write errors after printing a value
Guido van Rossum <guido@python.org>
parents: 307
diff changeset
207 if (ferror(fp)) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
208 PyErr_SetFromErrno(PyExc_IOError);
322
1a6cf1f8ccec Check for write errors after printing a value
Guido van Rossum <guido@python.org>
parents: 307
diff changeset
209 clearerr(fp);
1a6cf1f8ccec Check for write errors after printing a value
Guido van Rossum <guido@python.org>
parents: 307
diff changeset
210 ret = -1;
1a6cf1f8ccec Check for write errors after printing a value
Guido van Rossum <guido@python.org>
parents: 307
diff changeset
211 }
1a6cf1f8ccec Check for write errors after printing a value
Guido van Rossum <guido@python.org>
parents: 307
diff changeset
212 }
1a6cf1f8ccec Check for write errors after printing a value
Guido van Rossum <guido@python.org>
parents: 307
diff changeset
213 return ret;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
214 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
215
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
216 PyObject *
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
217 PyObject_Repr(v)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
218 PyObject *v;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
219 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
220 if (PyErr_CheckSignals())
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
221 return NULL;
8181
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
222 #ifdef USE_STACKCHECK
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
223 if (PyOS_CheckStack()) {
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
224 PyErr_SetString(PyExc_MemoryError, "Stack overflow");
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
225 return NULL;
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
226 }
c69ad566aeb1 If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
Guido van Rossum <guido@python.org>
parents: 8111
diff changeset
227 #endif
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
228 if (v == NULL)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
229 return PyString_FromString("<NULL>");
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
230 else if (v->ob_type->tp_repr == NULL) {
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
231 char buf[120];
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
232 sprintf(buf, "<%.80s object at %lx>",
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
233 v->ob_type->tp_name, (long)v);
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
234 return PyString_FromString(buf);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
235 }
284
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
236 else
6ac402023cac printobject now returns an error code
Guido van Rossum <guido@python.org>
parents: 231
diff changeset
237 return (*v->ob_type->tp_repr)(v);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
238 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
239
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
240 PyObject *
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
241 PyObject_Str(v)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
242 PyObject *v;
1400
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
243 {
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
244 if (v == NULL)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
245 return PyString_FromString("<NULL>");
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
246 else if (PyString_Check(v)) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
247 Py_INCREF(v);
1400
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
248 return v;
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
249 }
2160
899b4e3dfd4c fix strobject() behavior
Guido van Rossum <guido@python.org>
parents: 2124
diff changeset
250 else if (v->ob_type->tp_str != NULL)
899b4e3dfd4c fix strobject() behavior
Guido van Rossum <guido@python.org>
parents: 2124
diff changeset
251 return (*v->ob_type->tp_str)(v);
1400
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
252 else {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
253 PyObject *func;
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
254 PyObject *res;
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
255 if (!PyInstance_Check(v) ||
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
256 (func = PyObject_GetAttrString(v, "__str__")) == NULL) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
257 PyErr_Clear();
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
258 return PyObject_Repr(v);
1400
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
259 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
260 res = PyEval_CallObject(func, (PyObject *)NULL);
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
261 Py_DECREF(func);
1400
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
262 return res;
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
263 }
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
264 }
aac8231a715c * mpzmodule.c: removed redundant mpz_print function.
Guido van Rossum <guido@python.org>
parents: 1361
diff changeset
265
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
266 static PyObject *
2124
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
267 do_cmp(v, w)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
268 PyObject *v, *w;
2124
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
269 {
5610
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
270 long c;
2124
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
271 /* __rcmp__ actually won't be called unless __cmp__ isn't defined,
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
272 because the check in cmpobject() reverses the objects first.
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
273 This is intentional -- it makes no sense to define cmp(x,y)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
274 different than -cmp(y,x). */
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
275 if (PyInstance_Check(v) || PyInstance_Check(w))
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
276 return PyInstance_DoBinOp(v, w, "__cmp__", "__rcmp__", do_cmp);
5610
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
277 c = PyObject_Compare(v, w);
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
278 if (c && PyErr_Occurred())
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
279 return NULL;
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
280 return PyInt_FromLong(c);
2124
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
281 }
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
282
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
283 int
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
284 PyObject_Compare(v, w)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
285 PyObject *v, *w;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
286 {
8472
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
287 PyTypeObject *vtp, *wtp;
5610
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
288 if (v == NULL || w == NULL) {
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
289 PyErr_BadInternalCall();
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
290 return -1;
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
291 }
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
292 if (v == w)
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
293 return 0;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
294 if (PyInstance_Check(v) || PyInstance_Check(w)) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
295 PyObject *res;
2124
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
296 int c;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
297 if (!PyInstance_Check(v))
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
298 return -PyObject_Compare(w, v);
2124
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
299 res = do_cmp(v, w);
5610
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
300 if (res == NULL)
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
301 return -1;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
302 if (!PyInt_Check(res)) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
303 Py_DECREF(res);
5610
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
304 PyErr_SetString(PyExc_TypeError,
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
305 "comparison did not return an int");
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
306 return -1;
2124
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
307 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
308 c = PyInt_AsLong(res);
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
309 Py_DECREF(res);
2124
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
310 return (c < 0) ? -1 : (c > 0) ? 1 : 0;
36847b8b575d properly implement cmp() for class instances
Guido van Rossum <guido@python.org>
parents: 2113
diff changeset
311 }
8472
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
312 if ((vtp = v->ob_type) != (wtp = w->ob_type)) {
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
313 char *vname = vtp->tp_name;
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
314 char *wname = wtp->tp_name;
8695
6d2168a9641f When comparing objects, always check that tp_compare is not NULL
Guido van Rossum <guido@python.org>
parents: 8472
diff changeset
315 if (vtp->tp_as_number != NULL && wtp->tp_as_number != NULL) {
6597
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
316 int err;
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
317 err = PyNumber_CoerceEx(&v, &w);
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
318 if (err < 0)
5610
10e9cfa010f0 PyObject_Compare can raise an exception now.
Guido van Rossum <guido@python.org>
parents: 5560
diff changeset
319 return -1;
6597
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
320 else if (err == 0) {
8695
6d2168a9641f When comparing objects, always check that tp_compare is not NULL
Guido van Rossum <guido@python.org>
parents: 8472
diff changeset
321 int cmp;
6d2168a9641f When comparing objects, always check that tp_compare is not NULL
Guido van Rossum <guido@python.org>
parents: 8472
diff changeset
322 vtp = v->ob_type;
6d2168a9641f When comparing objects, always check that tp_compare is not NULL
Guido van Rossum <guido@python.org>
parents: 8472
diff changeset
323 if (vtp->tp_compare == NULL)
6d2168a9641f When comparing objects, always check that tp_compare is not NULL
Guido van Rossum <guido@python.org>
parents: 8472
diff changeset
324 cmp = (v < w) ? -1 : 1;
6d2168a9641f When comparing objects, always check that tp_compare is not NULL
Guido van Rossum <guido@python.org>
parents: 8472
diff changeset
325 else
6d2168a9641f When comparing objects, always check that tp_compare is not NULL
Guido van Rossum <guido@python.org>
parents: 8472
diff changeset
326 cmp = (*vtp->tp_compare)(v, w);
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
327 Py_DECREF(v);
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
328 Py_DECREF(w);
307
35a2528f8a73 Change cmpobject() to coerce numerical values before comparing them
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
329 return cmp;
35a2528f8a73 Change cmpobject() to coerce numerical values before comparing them
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
330 }
35a2528f8a73 Change cmpobject() to coerce numerical values before comparing them
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
331 }
8472
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
332 else if (vtp->tp_as_number != NULL)
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
333 vname = "";
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
334 else if (wtp->tp_as_number != NULL)
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
335 wname = "";
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
336 /* Numerical types compare smaller than all other types */
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
337 return strcmp(vname, wname);
307
35a2528f8a73 Change cmpobject() to coerce numerical values before comparing them
Guido van Rossum <guido@python.org>
parents: 284
diff changeset
338 }
8472
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
339 if (vtp->tp_compare == NULL)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
340 return (v < w) ? -1 : 1;
8472
c555c72f090d When comparing objects of different types (which is done by comparing
Guido van Rossum <guido@python.org>
parents: 8404
diff changeset
341 return (*vtp->tp_compare)(v, w);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
342 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
343
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
344 long
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
345 PyObject_Hash(v)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
346 PyObject *v;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
347 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
348 PyTypeObject *tp = v->ob_type;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
349 if (tp->tp_hash != NULL)
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
350 return (*tp->tp_hash)(v);
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
351 if (tp->tp_compare == NULL)
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
352 return (long) v; /* Use address as hash value */
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
353 /* If there's a cmp but no hash defined, the object can't be hashed */
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
354 PyErr_SetString(PyExc_TypeError, "unhashable type");
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
355 return -1;
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
356 }
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
357
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
358 PyObject *
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
359 PyObject_GetAttrString(v, name)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
360 PyObject *v;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
361 char *name;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
362 {
3986
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
363 if (v->ob_type->tp_getattro != NULL) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
364 PyObject *w, *res;
5006
5f4b23e3d97c Intern the strings created in getattr() and setattr().
Guido van Rossum <guido@python.org>
parents: 4588
diff changeset
365 w = PyString_InternFromString(name);
3986
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
366 if (w == NULL)
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
367 return NULL;
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
368 res = (*v->ob_type->tp_getattro)(v, w);
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
369 Py_XDECREF(w);
3986
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
370 return res;
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
371 }
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
372
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
373 if (v->ob_type->tp_getattr == NULL) {
7119
516189984b0c Instead of "attribute-less object", issue an error message that
Guido van Rossum <guido@python.org>
parents: 6597
diff changeset
374 PyErr_Format(PyExc_AttributeError,
516189984b0c Instead of "attribute-less object", issue an error message that
Guido van Rossum <guido@python.org>
parents: 6597
diff changeset
375 "'%.50s' object has no attribute '%.400s'",
516189984b0c Instead of "attribute-less object", issue an error message that
Guido van Rossum <guido@python.org>
parents: 6597
diff changeset
376 v->ob_type->tp_name,
516189984b0c Instead of "attribute-less object", issue an error message that
Guido van Rossum <guido@python.org>
parents: 6597
diff changeset
377 name);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
378 return NULL;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
379 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
380 else {
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
381 return (*v->ob_type->tp_getattr)(v, name);
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
382 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
383 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
384
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
385 int
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
386 PyObject_HasAttrString(v, name)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
387 PyObject *v;
1324
716be765a79b * accessobject.c (ownercheck): allow a base class access to protected
Guido van Rossum <guido@python.org>
parents: 1282
diff changeset
388 char *name;
716be765a79b * accessobject.c (ownercheck): allow a base class access to protected
Guido van Rossum <guido@python.org>
parents: 1282
diff changeset
389 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
390 PyObject *res = PyObject_GetAttrString(v, name);
1324
716be765a79b * accessobject.c (ownercheck): allow a base class access to protected
Guido van Rossum <guido@python.org>
parents: 1282
diff changeset
391 if (res != NULL) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
392 Py_DECREF(res);
1324
716be765a79b * accessobject.c (ownercheck): allow a base class access to protected
Guido van Rossum <guido@python.org>
parents: 1282
diff changeset
393 return 1;
716be765a79b * accessobject.c (ownercheck): allow a base class access to protected
Guido van Rossum <guido@python.org>
parents: 1282
diff changeset
394 }
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
395 PyErr_Clear();
1324
716be765a79b * accessobject.c (ownercheck): allow a base class access to protected
Guido van Rossum <guido@python.org>
parents: 1282
diff changeset
396 return 0;
716be765a79b * accessobject.c (ownercheck): allow a base class access to protected
Guido van Rossum <guido@python.org>
parents: 1282
diff changeset
397 }
716be765a79b * accessobject.c (ownercheck): allow a base class access to protected
Guido van Rossum <guido@python.org>
parents: 1282
diff changeset
398
716be765a79b * accessobject.c (ownercheck): allow a base class access to protected
Guido van Rossum <guido@python.org>
parents: 1282
diff changeset
399 int
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
400 PyObject_SetAttrString(v, name, w)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
401 PyObject *v;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
402 char *name;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
403 PyObject *w;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
404 {
3986
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
405 if (v->ob_type->tp_setattro != NULL) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
406 PyObject *s;
3986
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
407 int res;
5006
5f4b23e3d97c Intern the strings created in getattr() and setattr().
Guido van Rossum <guido@python.org>
parents: 4588
diff changeset
408 s = PyString_InternFromString(name);
3986
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
409 if (s == NULL)
4288
43ae045aa10e Correct typo in setattr: return -1 for error, not NULL
Guido van Rossum <guido@python.org>
parents: 4002
diff changeset
410 return -1;
3986
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
411 res = (*v->ob_type->tp_setattro)(v, s, w);
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
412 Py_XDECREF(s);
3986
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
413 return res;
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
414 }
9c2cbf306864 Support for tp_getattro, tp_setattro (Sjoerd)
Guido van Rossum <guido@python.org>
parents: 3770
diff changeset
415
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
416 if (v->ob_type->tp_setattr == NULL) {
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
417 if (v->ob_type->tp_getattr == NULL)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
418 PyErr_SetString(PyExc_TypeError,
512
8414e1f9a5fe Change error messages for impossible assignment slightly.
Guido van Rossum <guido@python.org>
parents: 473
diff changeset
419 "attribute-less object (assign or del)");
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
420 else
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
421 PyErr_SetString(PyExc_TypeError,
512
8414e1f9a5fe Change error messages for impossible assignment slightly.
Guido van Rossum <guido@python.org>
parents: 473
diff changeset
422 "object has read-only attributes");
95
a5bf7d5959ce Return -1 for errors.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
423 return -1;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
424 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
425 else {
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
426 return (*v->ob_type->tp_setattr)(v, name, w);
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
427 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
428 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
429
5560
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
430 PyObject *
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
431 PyObject_GetAttr(v, name)
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
432 PyObject *v;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
433 PyObject *name;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
434 {
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
435 if (v->ob_type->tp_getattro != NULL)
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
436 return (*v->ob_type->tp_getattro)(v, name);
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
437 else
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
438 return PyObject_GetAttrString(v, PyString_AsString(name));
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
439 }
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
440
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
441 int
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
442 PyObject_HasAttr(v, name)
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
443 PyObject *v;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
444 PyObject *name;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
445 {
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
446 PyObject *res = PyObject_GetAttr(v, name);
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
447 if (res != NULL) {
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
448 Py_DECREF(res);
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
449 return 1;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
450 }
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
451 PyErr_Clear();
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
452 return 0;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
453 }
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
454
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
455 int
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
456 PyObject_SetAttr(v, name, value)
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
457 PyObject *v;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
458 PyObject *name;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
459 PyObject *value;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
460 {
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
461 int err;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
462 Py_INCREF(name);
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
463 PyString_InternInPlace(&name);
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
464 if (v->ob_type->tp_setattro != NULL)
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
465 err = (*v->ob_type->tp_setattro)(v, name, value);
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
466 else
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
467 err = PyObject_SetAttrString(
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
468 v, PyString_AsString(name), value);
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
469 Py_DECREF(name);
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
470 return err;
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
471 }
8ec298b255a2 Moved PyObject_{Get,Set}Attr here (from dictobject) and add PyObject_HasAttr.
Guido van Rossum <guido@python.org>
parents: 5535
diff changeset
472
1282
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
473 /* Test a value used as condition, e.g., in a for or if statement.
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
474 Return -1 if an error occurred */
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
475
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
476 int
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
477 PyObject_IsTrue(v)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
478 PyObject *v;
1282
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
479 {
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
480 int res;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
481 if (v == Py_None)
1282
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
482 res = 0;
8404
64b88a178328 In PyObject_IsTrue(), don't call function pointers that are NULL
Guido van Rossum <guido@python.org>
parents: 8181
diff changeset
483 else if (v->ob_type->tp_as_number != NULL &&
64b88a178328 In PyObject_IsTrue(), don't call function pointers that are NULL
Guido van Rossum <guido@python.org>
parents: 8181
diff changeset
484 v->ob_type->tp_as_number->nb_nonzero != NULL)
1282
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
485 res = (*v->ob_type->tp_as_number->nb_nonzero)(v);
8404
64b88a178328 In PyObject_IsTrue(), don't call function pointers that are NULL
Guido van Rossum <guido@python.org>
parents: 8181
diff changeset
486 else if (v->ob_type->tp_as_mapping != NULL &&
64b88a178328 In PyObject_IsTrue(), don't call function pointers that are NULL
Guido van Rossum <guido@python.org>
parents: 8181
diff changeset
487 v->ob_type->tp_as_mapping->mp_length != NULL)
1282
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
488 res = (*v->ob_type->tp_as_mapping->mp_length)(v);
8404
64b88a178328 In PyObject_IsTrue(), don't call function pointers that are NULL
Guido van Rossum <guido@python.org>
parents: 8181
diff changeset
489 else if (v->ob_type->tp_as_sequence != NULL &&
64b88a178328 In PyObject_IsTrue(), don't call function pointers that are NULL
Guido van Rossum <guido@python.org>
parents: 8181
diff changeset
490 v->ob_type->tp_as_sequence->sq_length != NULL)
1282
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
491 res = (*v->ob_type->tp_as_sequence->sq_length)(v);
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
492 else
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
493 res = 1;
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
494 if (res > 0)
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
495 res = 1;
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
496 return res;
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
497 }
e0464e7115ca * pythonrun.c: Print exception type+arg *after* stack trace instead of
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
498
7935
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
499 /* equivalent of 'not v'
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
500 Return -1 if an error occurred */
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
501
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
502 int
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
503 PyObject_Not(v)
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
504 PyObject *v;
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
505 {
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
506 int res;
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
507 res = PyObject_IsTrue(v);
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
508 if (res < 0)
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
509 return res;
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
510 return res == 0;
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
511 }
aa7d69d67c81 Add PyObject_Not().
Guido van Rossum <guido@python.org>
parents: 7119
diff changeset
512
2113
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
513 /* Coerce two numeric types to the "larger" one.
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
514 Increment the reference count on each argument.
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
515 Return -1 and raise an exception if no coercion is possible
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
516 (and then no reference count is incremented).
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
517 */
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
518
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
519 int
6597
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
520 PyNumber_CoerceEx(pv, pw)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
521 PyObject **pv, **pw;
2113
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
522 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
523 register PyObject *v = *pv;
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
524 register PyObject *w = *pw;
2113
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
525 int res;
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
526
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
527 if (v->ob_type == w->ob_type && !PyInstance_Check(v)) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
528 Py_INCREF(v);
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
529 Py_INCREF(w);
2113
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
530 return 0;
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
531 }
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
532 if (v->ob_type->tp_as_number && v->ob_type->tp_as_number->nb_coerce) {
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
533 res = (*v->ob_type->tp_as_number->nb_coerce)(pv, pw);
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
534 if (res <= 0)
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
535 return res;
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
536 }
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
537 if (w->ob_type->tp_as_number && w->ob_type->tp_as_number->nb_coerce) {
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
538 res = (*w->ob_type->tp_as_number->nb_coerce)(pw, pv);
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
539 if (res <= 0)
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
540 return res;
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
541 }
6597
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
542 return 1;
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
543 }
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
544
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
545 int
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
546 PyNumber_Coerce(pv, pw)
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
547 PyObject **pv, **pw;
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
548 {
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
549 int err = PyNumber_CoerceEx(pv, pw);
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
550 if (err <= 0)
b88fd3894d5a Add a new function PyNumber_CoerceEx() which works just like
Guido van Rossum <guido@python.org>
parents: 5981
diff changeset
551 return err;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
552 PyErr_SetString(PyExc_TypeError, "number coercion failed");
2113
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
553 return -1;
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
554 }
76c860a18d82 move coerce() from bltinmodule.c to object.c and implement builtin_coerce() differently
Guido van Rossum <guido@python.org>
parents: 2079
diff changeset
555
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
556
2237
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
557 /* Test whether an object can be called */
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
558
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
559 int
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
560 PyCallable_Check(x)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
561 PyObject *x;
2237
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
562 {
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
563 if (x == NULL)
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
564 return 0;
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
565 if (x->ob_type->tp_call != NULL ||
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
566 PyFunction_Check(x) ||
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
567 PyMethod_Check(x) ||
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
568 PyCFunction_Check(x) ||
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
569 PyClass_Check(x))
2237
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
570 return 1;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
571 if (PyInstance_Check(x)) {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
572 PyObject *call = PyObject_GetAttrString(x, "__call__");
2237
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
573 if (call == NULL) {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
574 PyErr_Clear();
2237
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
575 return 0;
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
576 }
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
577 /* Could test recursively but don't, for fear of endless
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
578 recursion if some joker sets self.__call__ = self */
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
579 Py_DECREF(call);
2237
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
580 return 1;
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
581 }
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
582 return 0;
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
583 }
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
584
0b0b18d655d2 move callable() here
Guido van Rossum <guido@python.org>
parents: 2160
diff changeset
585
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
586 /*
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
587 NoObject is usable as a non-NULL undefined value, used by the macro None.
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
588 There is (and should be!) no way to create other objects of this type,
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
589 so there is exactly one (which is indestructible, by the way).
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
590 */
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
591
739
ab1b3486b226 Fix lint bug
Guido van Rossum <guido@python.org>
parents: 512
diff changeset
592 /* ARGSUSED */
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
593 static PyObject *
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
594 none_repr(op)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
595 PyObject *op;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
596 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
597 return PyString_FromString("None");
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
598 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
599
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
600 static PyTypeObject PyNothing_Type = {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
601 PyObject_HEAD_INIT(&PyType_Type)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
602 0,
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
603 "None",
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
604 0,
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
605 0,
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
606 0, /*tp_dealloc*/ /*never called*/
1051
f54e64c8b9b7 * Makefile: added IMGFILE; moved some stuff around.
Guido van Rossum <guido@python.org>
parents: 1017
diff changeset
607 0, /*tp_print*/
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
608 0, /*tp_getattr*/
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
609 0, /*tp_setattr*/
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
610 0, /*tp_compare*/
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1400
diff changeset
611 (reprfunc)none_repr, /*tp_repr*/
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
612 0, /*tp_as_number*/
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
613 0, /*tp_as_sequence*/
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
614 0, /*tp_as_mapping*/
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1051
diff changeset
615 0, /*tp_hash */
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
616 };
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
617
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
618 PyObject _Py_NoneStruct = {
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
619 PyObject_HEAD_INIT(&PyNothing_Type)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
620 };
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
621
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
622
3574
1ec154241747 TRACE_REFS -> Py_TRACE_REFS.
Guido van Rossum <guido@python.org>
parents: 3330
diff changeset
623 #ifdef Py_TRACE_REFS
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
624
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
625 static PyObject refchain = {&refchain, &refchain};
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
626
4002
4241582636ad Define reference count admin debug functions to return void.
Guido van Rossum <guido@python.org>
parents: 3986
diff changeset
627 void
5931
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
628 _Py_ResetReferences()
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
629 {
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
630 refchain._ob_prev = refchain._ob_next = &refchain;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
631 _Py_RefTotal = 0;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
632 }
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
633
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
634 void
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
635 _Py_NewReference(op)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
636 PyObject *op;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
637 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
638 _Py_RefTotal++;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
639 op->ob_refcnt = 1;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
640 op->_ob_next = refchain._ob_next;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
641 op->_ob_prev = &refchain;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
642 refchain._ob_next->_ob_prev = op;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
643 refchain._ob_next = op;
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
644 #ifdef COUNT_ALLOCS
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
645 inc_count(op->ob_type);
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1324
diff changeset
646 #endif
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
647 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
648
4002
4241582636ad Define reference count admin debug functions to return void.
Guido van Rossum <guido@python.org>
parents: 3986
diff changeset
649 void
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
650 _Py_ForgetReference(op)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
651 register PyObject *op;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
652 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
653 register PyObject *p;
2053
de49d49044d7 Lots of minor changes. Note for mappingobject.c: the hash table pointer
Guido van Rossum <guido@python.org>
parents: 1869
diff changeset
654 if (op->ob_refcnt < 0)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
655 Py_FatalError("UNREF negative refcnt");
1017
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
656 if (op == &refchain ||
2053
de49d49044d7 Lots of minor changes. Note for mappingobject.c: the hash table pointer
Guido van Rossum <guido@python.org>
parents: 1869
diff changeset
657 op->_ob_prev->_ob_next != op || op->_ob_next->_ob_prev != op)
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
658 Py_FatalError("UNREF invalid object");
1017
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
659 #ifdef SLOW_UNREF_CHECK
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
660 for (p = refchain._ob_next; p != &refchain; p = p->_ob_next) {
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
661 if (p == op)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
662 break;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
663 }
2053
de49d49044d7 Lots of minor changes. Note for mappingobject.c: the hash table pointer
Guido van Rossum <guido@python.org>
parents: 1869
diff changeset
664 if (p == &refchain) /* Not found */
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
665 Py_FatalError("UNREF unknown object");
1017
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
666 #endif
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
667 op->_ob_next->_ob_prev = op->_ob_prev;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
668 op->_ob_prev->_ob_next = op->_ob_next;
1017
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
669 op->_ob_next = op->_ob_prev = NULL;
2639
f11ba9cc342f change in counting freed objects
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
670 #ifdef COUNT_ALLOCS
f11ba9cc342f change in counting freed objects
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
671 op->ob_type->tp_free++;
f11ba9cc342f change in counting freed objects
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
672 #endif
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
673 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
674
4002
4241582636ad Define reference count admin debug functions to return void.
Guido van Rossum <guido@python.org>
parents: 3986
diff changeset
675 void
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
676 _Py_Dealloc(op)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
677 PyObject *op;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 58
diff changeset
678 {
1869
2cede61e9b1b rearranged code in debugging version of DELREF to avoid touching data
Guido van Rossum <guido@python.org>
parents: 1848
diff changeset
679 destructor dealloc = op->ob_type->tp_dealloc;
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
680 _Py_ForgetReference(op);
1017
cb7ef9bd9ede If a type has a repr function but no print function, printing it now
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
681 op->ob_type = NULL;
1869
2cede61e9b1b rearranged code in debugging version of DELREF to avoid touching data
Guido van Rossum <guido@python.org>
parents: 1848
diff changeset
682 (*dealloc)(op);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
683 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
684
4002
4241582636ad Define reference count admin debug functions to return void.
Guido van Rossum <guido@python.org>
parents: 3986
diff changeset
685 void
3609
0b0c4ed1936a rename printrefs, getobjects to _Py_ prefix
Guido van Rossum <guido@python.org>
parents: 3574
diff changeset
686 _Py_PrintReferences(fp)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
687 FILE *fp;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
688 {
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
689 PyObject *op;
5931
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
690 fprintf(fp, "Remaining objects:\n");
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
691 for (op = refchain._ob_next; op != &refchain; op = op->_ob_next) {
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
692 fprintf(fp, "[%d] ", op->ob_refcnt);
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
693 if (PyObject_Print(op, fp, 0) != 0)
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
694 PyErr_Clear();
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
695 putc('\n', fp);
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
696 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
697 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
698
3024
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
699 PyObject *
3609
0b0c4ed1936a rename printrefs, getobjects to _Py_ prefix
Guido van Rossum <guido@python.org>
parents: 3574
diff changeset
700 _Py_GetObjects(self, args)
3024
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
701 PyObject *self;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
702 PyObject *args;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
703 {
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
704 int i, n;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
705 PyObject *t = NULL;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
706 PyObject *res, *op;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
707
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
708 if (!PyArg_ParseTuple(args, "i|O", &n, &t))
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
709 return NULL;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
710 op = refchain._ob_next;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
711 res = PyList_New(0);
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
712 if (res == NULL)
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
713 return NULL;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
714 for (i = 0; (n == 0 || i < n) && op != &refchain; i++) {
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
715 while (op == self || op == args || op == res || op == t ||
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
716 t != NULL && op->ob_type != (PyTypeObject *) t) {
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
717 op = op->_ob_next;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
718 if (op == &refchain)
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
719 return res;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
720 }
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
721 if (PyList_Append(res, op) < 0) {
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
722 Py_DECREF(res);
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
723 return NULL;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
724 }
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
725 op = op->_ob_next;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
726 }
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
727 return res;
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
728 }
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2827
diff changeset
729
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
730 #endif
3330
9f1b6e2db8e0 Hack to force loading of cobject.o
Guido van Rossum <guido@python.org>
parents: 3024
diff changeset
731
9f1b6e2db8e0 Hack to force loading of cobject.o
Guido van Rossum <guido@python.org>
parents: 3024
diff changeset
732
9f1b6e2db8e0 Hack to force loading of cobject.o
Guido van Rossum <guido@python.org>
parents: 3024
diff changeset
733 /* Hack to force loading of cobject.o */
4588
4dc67fdd9e0b Make gcc -Wall happy
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
734 PyTypeObject *_Py_cobject_hack = &PyCObject_Type;
3574
1ec154241747 TRACE_REFS -> Py_TRACE_REFS.
Guido van Rossum <guido@python.org>
parents: 3330
diff changeset
735
1ec154241747 TRACE_REFS -> Py_TRACE_REFS.
Guido van Rossum <guido@python.org>
parents: 3330
diff changeset
736
1ec154241747 TRACE_REFS -> Py_TRACE_REFS.
Guido van Rossum <guido@python.org>
parents: 3330
diff changeset
737 /* Hack to force loading of abstract.o */
5396
d1447950fa04 Quickly renamed the last directory.
Guido van Rossum <guido@python.org>
parents: 5006
diff changeset
738 int (*_Py_abstract_hack) Py_FPROTO((PyObject *)) = &PyObject_Length;
5931
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
739
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
740
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
741 /* Malloc wrappers (see mymalloc.h) */
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
742
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
743 /* The Py_{Malloc,Realloc} wrappers call PyErr_NoMemory() on failure */
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
744
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
745 ANY *
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
746 Py_Malloc(nbytes)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
747 size_t nbytes;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
748 {
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
749 ANY *p;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
750 #if _PyMem_EXTRA > 0
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
751 if (nbytes == 0)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
752 nbytes = _PyMem_EXTRA;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
753 #endif
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
754 p = malloc(nbytes);
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
755 if (p != NULL)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
756 return p;
5981
170c46a65022 Fix mixup about PyErr_NoMemory() prototype.
Guido van Rossum <guido@python.org>
parents: 5931
diff changeset
757 else {
170c46a65022 Fix mixup about PyErr_NoMemory() prototype.
Guido van Rossum <guido@python.org>
parents: 5931
diff changeset
758 PyErr_NoMemory();
170c46a65022 Fix mixup about PyErr_NoMemory() prototype.
Guido van Rossum <guido@python.org>
parents: 5931
diff changeset
759 return NULL;
170c46a65022 Fix mixup about PyErr_NoMemory() prototype.
Guido van Rossum <guido@python.org>
parents: 5931
diff changeset
760 }
5931
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
761 }
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
762
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
763 ANY *
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
764 Py_Realloc(p, nbytes)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
765 ANY *p;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
766 size_t nbytes;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
767 {
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
768 #if _PyMem_EXTRA > 0
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
769 if (nbytes == 0)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
770 nbytes = _PyMem_EXTRA;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
771 #endif
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
772 p = realloc(p, nbytes);
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
773 if (p != NULL)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
774 return p;
5981
170c46a65022 Fix mixup about PyErr_NoMemory() prototype.
Guido van Rossum <guido@python.org>
parents: 5931
diff changeset
775 else {
170c46a65022 Fix mixup about PyErr_NoMemory() prototype.
Guido van Rossum <guido@python.org>
parents: 5931
diff changeset
776 PyErr_NoMemory();
170c46a65022 Fix mixup about PyErr_NoMemory() prototype.
Guido van Rossum <guido@python.org>
parents: 5931
diff changeset
777 return NULL;
170c46a65022 Fix mixup about PyErr_NoMemory() prototype.
Guido van Rossum <guido@python.org>
parents: 5931
diff changeset
778 }
5931
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
779 }
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
780
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
781 void
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
782 Py_Free(p)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
783 ANY *p;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
784 {
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
785 free(p);
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
786 }
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
787
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
788 /* The PyMem_{Malloc,Realloc} wrappers don't call anything on failure */
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
789
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
790 ANY *
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
791 PyMem_Malloc(nbytes)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
792 size_t nbytes;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
793 {
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
794 #if _PyMem_EXTRA > 0
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
795 if (nbytes == 0)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
796 nbytes = _PyMem_EXTRA;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
797 #endif
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
798 return malloc(nbytes);
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
799 }
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
800
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
801 ANY *
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
802 PyMem_Realloc(p, nbytes)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
803 ANY *p;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
804 size_t nbytes;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
805 {
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
806 #if _PyMem_EXTRA > 0
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
807 if (nbytes == 0)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
808 nbytes = _PyMem_EXTRA;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
809 #endif
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
810 return realloc(p, nbytes);
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
811 }
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
812
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
813 void
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
814 PyMem_Free(p)
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
815 ANY *p;
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
816 {
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
817 free(p);
12fe5cc1516d Added _Py_ResetReferences(), if tracing references.
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
818 }
7984
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
819
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
820
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
821 /* These methods are used to control infinite recursion in repr, str, print,
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
822 etc. Container objects that may recursively contain themselves,
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
823 e.g. builtin dictionaries and lists, should used Py_ReprEnter() and
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
824 Py_ReprLeave() to avoid infinite recursion.
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
825
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
826 Py_ReprEnter() returns 0 the first time it is called for a particular
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
827 object and 1 every time thereafter. It returns -1 if an exception
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
828 occurred. Py_ReprLeave() has no return value.
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
829
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
830 See dictobject.c and listobject.c for examples of use.
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
831 */
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
832
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
833 #define KEY "Py_Repr"
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
834
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
835 int
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
836 Py_ReprEnter(obj)
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
837 PyObject *obj;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
838 {
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
839 PyObject *dict;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
840 PyObject *list;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
841 int i;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
842
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
843 dict = PyThreadState_GetDict();
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
844 if (dict == NULL)
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
845 return -1;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
846 list = PyDict_GetItemString(dict, KEY);
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
847 if (list == NULL) {
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
848 list = PyList_New(0);
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
849 if (list == NULL)
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
850 return -1;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
851 if (PyDict_SetItemString(dict, KEY, list) < 0)
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
852 return -1;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
853 Py_DECREF(list);
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
854 }
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
855 i = PyList_GET_SIZE(list);
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
856 while (--i >= 0) {
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
857 if (PyList_GET_ITEM(list, i) == obj)
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
858 return 1;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
859 }
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
860 PyList_Append(list, obj);
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
861 return 0;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
862 }
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
863
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
864 void
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
865 Py_ReprLeave(obj)
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
866 PyObject *obj;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
867 {
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
868 PyObject *dict;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
869 PyObject *list;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
870 int i;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
871
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
872 dict = PyThreadState_GetDict();
8006
a842c9e63280 Some robustness checks in Py_ReprLeave() in the unlikely event someone
Guido van Rossum <guido@python.org>
parents: 7984
diff changeset
873 if (dict == NULL)
a842c9e63280 Some robustness checks in Py_ReprLeave() in the unlikely event someone
Guido van Rossum <guido@python.org>
parents: 7984
diff changeset
874 return;
7984
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
875 list = PyDict_GetItemString(dict, KEY);
8006
a842c9e63280 Some robustness checks in Py_ReprLeave() in the unlikely event someone
Guido van Rossum <guido@python.org>
parents: 7984
diff changeset
876 if (list == NULL || !PyList_Check(list))
a842c9e63280 Some robustness checks in Py_ReprLeave() in the unlikely event someone
Guido van Rossum <guido@python.org>
parents: 7984
diff changeset
877 return;
7984
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
878 i = PyList_GET_SIZE(list);
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
879 /* Count backwards because we always expect obj to be list[-1] */
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
880 while (--i >= 0) {
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
881 if (PyList_GET_ITEM(list, i) == obj) {
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
882 PyList_SetSlice(list, i, i + 1, NULL);
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
883 break;
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
884 }
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
885 }
1d0eb2e96d76 Add implementations of Py_Repr{Enter,Leave}.
Guido van Rossum <guido@python.org>
parents: 7935
diff changeset
886 }