Mercurial > cpython-lru_cache-weakref

annotate Objects/funcobject.c @ 4566:6403c94de50d legacy-trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added safeguard against failure in __del__.
author Guido van Rossum <guido@python.org>
date Wed, 27 Nov 1996 19:39:58 +0000
parents 65d2d8e67da3
children d1447950fa04
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
1 /***********************************************************
2059
866c81068dbd Added 1995 to copyright message.
Guido van Rossum <guido@python.org>
parents: 1848
diff changeset
2 Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
866c81068dbd Added 1995 to copyright message.
Guido van Rossum <guido@python.org>
parents: 1848
diff changeset
3 The Netherlands.
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
4
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
5 All Rights Reserved
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
6
4503
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2842
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: 2842
diff changeset
8 documentation for any purpose and without fee is hereby granted,
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
9 provided that the above copyright notice appear in all copies and that
4503
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2842
diff changeset
10 both that copyright notice and this permission notice appear in
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
11 supporting documentation, and that the names of Stichting Mathematisch
4503
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2842
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: 2842
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: 2842
diff changeset
14 distribution of the software without specific, written prior
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2842
diff changeset
15 permission.
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
16
4503
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2842
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: 2842
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: 2842
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: 2842
diff changeset
20
65d2d8e67da3 New permission notice, includes CNRI.
Guido van Rossum <guido@python.org>
parents: 2842
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: 2842
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: 2842
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: 2842
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: 2842
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: 2842
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: 2842
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: 2842
diff changeset
28 PERFORMANCE OF THIS SOFTWARE.
145
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
29
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
30 ******************************************************************/
853b736a6a9e Added copyright notice.
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
31
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
32 /* Function object implementation */
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
33
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
34 #include "allobjects.h"
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
35 #include "compile.h"
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
36 #include "structmember.h"
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
37
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
38 object *
84
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
39 newfuncobject(code, globals)
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
40 object *code;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
41 object *globals;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
42 {
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
43 funcobject *op = NEWOBJ(funcobject, &Functype);
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
44 if (op != NULL) {
2082
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
45 object *doc;
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
46 object *consts;
84
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
47 INCREF(code);
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
48 op->func_code = code;
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
49 INCREF(globals);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
50 op->func_globals = globals;
2082
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
51 op->func_name = ((codeobject *)code)->co_name;
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
52 INCREF(op->func_name);
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
53 op->func_defaults = NULL; /* No default arguments */
2082
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
54 consts = ((codeobject *)code)->co_consts;
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
55 if (gettuplesize(consts) >= 1) {
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
56 doc = gettupleitem(consts, 0);
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
57 if (!is_stringobject(doc))
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
58 doc = None;
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
59 }
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
60 else
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
61 doc = None;
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
62 INCREF(doc);
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
63 op->func_doc = doc;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
64 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
65 return (object *)op;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
66 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
67
84
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
68 object *
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
69 getfunccode(op)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
70 object *op;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
71 {
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
72 if (!is_funcobject(op)) {
27
82c7bab78bb1 New errors.
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
73 err_badcall();
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
74 return NULL;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
75 }
84
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
76 return ((funcobject *) op) -> func_code;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
77 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
78
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
79 object *
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
80 getfuncglobals(op)
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
81 object *op;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
82 {
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
83 if (!is_funcobject(op)) {
27
82c7bab78bb1 New errors.
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
84 err_badcall();
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
85 return NULL;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
86 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
87 return ((funcobject *) op) -> func_globals;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
88 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
89
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
90 object *
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
91 PyFunction_GetDefaults(op)
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
92 object *op;
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
93 {
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
94 if (!is_funcobject(op)) {
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
95 err_badcall();
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
96 return NULL;
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
97 }
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
98 return ((funcobject *) op) -> func_defaults;
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
99 }
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
100
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
101 int
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
102 PyFunction_SetDefaults(op, defaults)
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
103 object *op;
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
104 object *defaults;
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
105 {
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
106 if (!is_funcobject(op)) {
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
107 err_badcall();
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
108 return -1;
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
109 }
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
110 if (defaults == None)
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
111 defaults = NULL;
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
112 else if (is_tupleobject(defaults))
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
113 XINCREF(defaults);
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
114 else {
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
115 err_setstr(SystemError, "non-tuple default args");
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
116 return -1;
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
117 }
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
118 XDECREF(((funcobject *) op) -> func_defaults);
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
119 ((funcobject *) op) -> func_defaults = defaults;
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
120 return 0;
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
121 }
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
122
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
123 /* Methods */
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
124
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
125 #define OFF(x) offsetof(funcobject, x)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
126
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
127 static struct memberlist func_memberlist[] = {
588
7d24de643fb5 Added READONLY specifier to data members.
Guido van Rossum <guido@python.org>
parents: 145
diff changeset
128 {"func_code", T_OBJECT, OFF(func_code), READONLY},
7d24de643fb5 Added READONLY specifier to data members.
Guido van Rossum <guido@python.org>
parents: 145
diff changeset
129 {"func_globals",T_OBJECT, OFF(func_globals), READONLY},
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
130 {"func_name", T_OBJECT, OFF(func_name), READONLY},
2105
ea7b2bf0b521 add restrictions in restricted mode
Guido van Rossum <guido@python.org>
parents: 2082
diff changeset
131 {"__name__", T_OBJECT, OFF(func_name), READONLY},
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
132 {"func_defaults",T_OBJECT, OFF(func_defaults), READONLY},
2082
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
133 {"func_doc", T_OBJECT, OFF(func_doc)},
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
134 {"__doc__", T_OBJECT, OFF(func_doc)},
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
135 {NULL} /* Sentinel */
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
136 };
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
137
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
138 static object *
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
139 func_getattr(op, name)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
140 funcobject *op;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
141 char *name;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
142 {
2105
ea7b2bf0b521 add restrictions in restricted mode
Guido van Rossum <guido@python.org>
parents: 2082
diff changeset
143 if (name[0] != '_' && getrestricted()) {
ea7b2bf0b521 add restrictions in restricted mode
Guido van Rossum <guido@python.org>
parents: 2082
diff changeset
144 err_setstr(RuntimeError,
ea7b2bf0b521 add restrictions in restricted mode
Guido van Rossum <guido@python.org>
parents: 2082
diff changeset
145 "function attributes not accessible in restricted mode");
ea7b2bf0b521 add restrictions in restricted mode
Guido van Rossum <guido@python.org>
parents: 2082
diff changeset
146 return NULL;
ea7b2bf0b521 add restrictions in restricted mode
Guido van Rossum <guido@python.org>
parents: 2082
diff changeset
147 }
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
148 return getmember((char *)op, func_memberlist, name);
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
149 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
150
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
151 static void
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 84
diff changeset
152 func_dealloc(op)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
153 funcobject *op;
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
154 {
84
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
155 DECREF(op->func_code);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
156 DECREF(op->func_globals);
2205
527889ae8450 fix leak in func_dealloc (forgot to decref name)
Guido van Rossum <guido@python.org>
parents: 2105
diff changeset
157 DECREF(op->func_name);
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
158 XDECREF(op->func_defaults);
2082
4afa7eb4734b Added __doc__ attribute (alias func_doc), initialized from first
Guido van Rossum <guido@python.org>
parents: 2059
diff changeset
159 XDECREF(op->func_doc);
84
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
160 DEL(op);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
161 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
162
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
163 static object*
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
164 func_repr(op)
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
165 funcobject *op;
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
166 {
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
167 char buf[140];
1415
06570429f062 * import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents: 1399
diff changeset
168 if (op->func_name == None)
06570429f062 * import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents: 1399
diff changeset
169 sprintf(buf, "<anonymous function at %lx>", (long)op);
06570429f062 * import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents: 1399
diff changeset
170 else
06570429f062 * import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents: 1399
diff changeset
171 sprintf(buf, "<function %.100s at %lx>",
06570429f062 * import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents: 1399
diff changeset
172 getstringvalue(op->func_name),
06570429f062 * import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents: 1399
diff changeset
173 (long)op);
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
174 return newstringobject(buf);
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
175 }
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
176
1399
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
177 static int
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
178 func_compare(f, g)
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
179 funcobject *f, *g;
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
180 {
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
181 int c;
1399
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
182 if (f->func_globals != g->func_globals)
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
183 return (f->func_globals < g->func_globals) ? -1 : 1;
2842
420874f7d8bd changes for keyword arguments and fast function call; added abstract.c
Guido van Rossum <guido@python.org>
parents: 2205
diff changeset
184 c = cmpobject(f->func_defaults, g->func_defaults);
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
185 if (c != 0)
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
186 return c;
1399
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
187 return cmpobject(f->func_code, g->func_code);
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
188 }
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
189
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
190 static long
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
191 func_hash(f)
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
192 funcobject *f;
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
193 {
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
194 long h;
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
195 h = hashobject(f->func_code);
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
196 if (h == -1) return h;
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
197 h = h ^ (long)f->func_globals;
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
198 if (h == -1) h = -2;
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
199 return h;
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
200 }
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
201
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
202 typeobject Functype = {
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
203 OB_HEAD_INIT(&Typetype)
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
204 0,
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
205 "function",
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
206 sizeof(funcobject),
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
207 0,
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
208 (destructor)func_dealloc, /*tp_dealloc*/
84
a79cbb2655ba Function objects no longer contain a parse tree node, but intermediate
Guido van Rossum <guido@python.org>
parents: 27
diff changeset
209 0, /*tp_print*/
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
210 (getattrfunc)func_getattr, /*tp_getattr*/
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
211 0, /*tp_setattr*/
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
212 (cmpfunc)func_compare, /*tp_compare*/
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
213 (reprfunc)func_repr, /*tp_repr*/
1399
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
214 0, /*tp_as_number*/
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
215 0, /*tp_as_sequence*/
cc172ce05561 Added compare operations for functions and code objects.
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
216 0, /*tp_as_mapping*/
1848
b724599401ff Merge back to main trunk
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
217 (hashfunc)func_hash, /*tp_hash*/
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
218 };