cpython-lru_cache-weakref: Objects/abstract.c annotate

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

Added safeguard against failure in __del__.

author	Guido van Rossum <guido@python.org>
date	Wed, 27 Nov 1996 19:39:58 +0000
parents	337562330fd0
children	2f8d9c22de62

rev	line source
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1 /***********************************************************
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	2 Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	3 The Netherlands.
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	4
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	5 All Rights Reserved
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	6
4503 65d2d8e67da3 New permission notice, includes CNRI. Guido van Rossum <guido@python.org> parents: 4344 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: 4344 diff changeset	8 documentation for any purpose and without fee is hereby granted,
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: 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: 4344 diff changeset	10 both that copyright notice and this permission notice appear in
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: 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: 4344 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: 4344 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: 4344 diff changeset	14 distribution of the software without specific, written prior
65d2d8e67da3 New permission notice, includes CNRI. Guido van Rossum <guido@python.org> parents: 4344 diff changeset	15 permission.
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	16
4503 65d2d8e67da3 New permission notice, includes CNRI. Guido van Rossum <guido@python.org> parents: 4344 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: 4344 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: 4344 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: 4344 diff changeset	20
65d2d8e67da3 New permission notice, includes CNRI. Guido van Rossum <guido@python.org> parents: 4344 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: 4344 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: 4344 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: 4344 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: 4344 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: 4344 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: 4344 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: 4344 diff changeset	28 PERFORMANCE OF THIS SOFTWARE.
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	29
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	30 ******************************************************************/
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	31
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	32 /* Abstract Object Interface (many thanks to Jim Fulton) */
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	33
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	34 #include "Python.h"
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	35
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	36 #define Py_TRY(E) if(!(E)) return NULL
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	37 #define Py_ASSERT(EXP,E,V) if(!(EXP)) return PyErr_SetString(E,V), (void*)NULL
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	38 #define SPAM printf("line %d\n",__LINE__)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	39
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	40 static PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	41 Py_ReturnMethodError(name)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	42 char *name;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	43 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	44 if(! name) name = "Unknown Error";
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	45 PyErr_SetString(PyExc_AttributeError,name);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	46 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	47 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	48
4529 337562330fd0 Make Py_ReturnNullError() statis as it should be. Guido van Rossum <guido@python.org> parents: 4528 diff changeset	49 static PyObject *
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	50 Py_ReturnNullError()
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	51 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	52 if(! PyErr_Occurred())
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	53 PyErr_SetString(PyExc_SystemError,
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	54 "null argument to internal routine");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	55 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	56 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	57
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	58 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	59 PyObject_Cmp(o1, o2, result)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	60 PyObject *o1;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	61 PyObject *o2;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	62 int *result;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	63 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	64 int r;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	65
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	66 if(! o1 \|\| ! o2) return Py_ReturnNullError(),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	67 r=PyObject_Compare(o1,o2);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	68 if(PyErr_Occurred()) return -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	69 *result=r;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	70 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	71 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	72
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	73 #if 0 /* Already in object.c */
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	74 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	75 PyCallable_Check(x)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	76 PyObject *x;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	77 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	78 if (x == NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	79 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	80 if (x->ob_type->tp_call != NULL \|\|
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	81 PyFunction_Check(x) \|\|
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	82 PyMethod_Check(x) \|\|
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	83 PyCFunction_Check(x) \|\|
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	84 PyClass_Check(x))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	85 return 1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	86 if (PyInstance_Check(x)) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	87 PyObject *call = PyObject_GetAttrString(x, "__call__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	88 if (call == NULL) {
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	89 PyErr_Clear();
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	90 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	91 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	92 /* Could test recursively but don't, for fear of endless
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	93 recursion if some joker sets self.__call__ = self */
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	94 Py_DECREF(call);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	95 return 1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	96 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	97 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	98 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	99 #endif
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	100
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	101 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	102 PyObject_Type(o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	103 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	104 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	105 PyObject *v;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	106
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	107 if(! o) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	108 v = (PyObject *)o->ob_type;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	109 Py_INCREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	110 return v;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	111 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	112
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	113 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	114 PyObject_Length(o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	115 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	116 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	117 PySequenceMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	118
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	119 if(! o) return Py_ReturnNullError(),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	120
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	121 if((m=o->ob_type->tp_as_sequence) && m->sq_length)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	122 return m->sq_length(o);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	123
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	124 return PyMapping_Length(o);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	125 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	126
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	127 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	128 PyObject_GetItem(o, key)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	129 PyObject *o;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	130 PyObject *key;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	131 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	132 PyMappingMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	133
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	134 if(! o \|\| ! key) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	135
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	136 if((m=o->ob_type->tp_as_mapping) && m->mp_subscript)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	137 return m->mp_subscript(o,key);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	138
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	139 if(PyInt_Check(key))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	140 return PySequence_GetItem(o,PyInt_AsLong(key));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	141
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	142 PyErr_SetString(PyExc_TypeError,"expected integer index");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	143 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	144 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	145
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	146 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	147 PyObject_SetItem(o, key, value)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	148 PyObject *o;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	149 PyObject *key;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	150 PyObject *value;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	151 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	152 PyMappingMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	153
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	154 if(! o \|\| ! key \|\| ! value) return Py_ReturnNullError(),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	155 if((m=o->ob_type->tp_as_mapping) && m->mp_ass_subscript)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	156 return m->mp_ass_subscript(o,key,value);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	157
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	158 if(PyInt_Check(key))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	159 return PySequence_SetItem(o,PyInt_AsLong(key),value);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	160
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	161 PyErr_SetString(PyExc_TypeError,"expeced integer index");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	162 return -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	163 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	164
4090 0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	165 int
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	166 PyObject_DelItem(o, key)
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	167 PyObject *o;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	168 PyObject *key;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	169 {
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	170 PyMappingMethods *m;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	171
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	172 if(! o \|\| ! key) return Py_ReturnNullError(),-1;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	173 if((m=o->ob_type->tp_as_mapping) && m->mp_ass_subscript)
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	174 return m->mp_ass_subscript(o,key,(PyObject*)NULL);
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	175
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	176 if(PyInt_Check(key))
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	177 return PySequence_SetItem(o,PyInt_AsLong(key),(PyObject*)NULL);
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	178
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	179 PyErr_SetString(PyExc_TypeError,"expeced integer index");
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	180 return -1;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	181 }
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	182
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	183 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	184 PyNumber_Check(o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	185 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	186 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	187 return o && o->ob_type->tp_as_number;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	188 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	189
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	190
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	191 #define BINOP(opname, ropname, thisfunc) \
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	192 if (!PyInstance_Check(v) && !PyInstance_Check(w)) \
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	193 ; \
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	194 else \
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	195 return PyInstance_DoBinOp(v, w, opname, ropname, thisfunc)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	196
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	197 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	198 PyNumber_Or(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	199 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	200 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	201 extern int PyNumber_Coerce();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	202
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	203 BINOP("__or__", "__ror__", PyNumber_Or);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	204 if (v->ob_type->tp_as_number != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	205 PyObject *x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	206 PyObject * (f) Py_FPROTO((PyObject , PyObject *));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	207 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	208 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	209 if ((f = v->ob_type->tp_as_number->nb_or) != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	210 x = (*f)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	211 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	212 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	213 if (f != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	214 return x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	215 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	216 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for \|");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	217 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	218 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	219
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	220 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	221 PyNumber_Xor(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	222 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	223 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	224 extern int PyNumber_Coerce();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	225
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	226 BINOP("__xor__", "__rxor__", PyNumber_Xor);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	227 if (v->ob_type->tp_as_number != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	228 PyObject *x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	229 PyObject * (f) Py_FPROTO((PyObject , PyObject *));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	230 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	231 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	232 if ((f = v->ob_type->tp_as_number->nb_xor) != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	233 x = (*f)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	234 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	235 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	236 if (f != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	237 return x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	238 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	239 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for ^");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	240 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	241 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	242
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	243 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	244 PyNumber_And(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	245 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	246 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	247 BINOP("__and__", "__rand__", PyNumber_And);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	248 if (v->ob_type->tp_as_number != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	249 PyObject *x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	250 PyObject * (f) Py_FPROTO((PyObject , PyObject *));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	251 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	252 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	253 if ((f = v->ob_type->tp_as_number->nb_and) != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	254 x = (*f)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	255 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	256 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	257 if (f != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	258 return x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	259 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	260 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for &");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	261 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	262 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	263
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	264 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	265 PyNumber_Lshift(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	266 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	267 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	268 BINOP("__lshift__", "__rlshift__", PyNumber_Lshift);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	269 if (v->ob_type->tp_as_number != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	270 PyObject *x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	271 PyObject * (f) Py_FPROTO((PyObject , PyObject *));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	272 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	273 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	274 if ((f = v->ob_type->tp_as_number->nb_lshift) != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	275 x = (*f)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	276 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	277 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	278 if (f != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	279 return x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	280 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	281 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for <<");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	282 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	283 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	284
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	285 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	286 PyNumber_Rshift(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	287 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	288 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	289 BINOP("__rshift__", "__rrshift__", PyNumber_Rshift);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	290 if (v->ob_type->tp_as_number != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	291 PyObject *x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	292 PyObject * (f) Py_FPROTO((PyObject , PyObject *));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	293 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	294 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	295 if ((f = v->ob_type->tp_as_number->nb_rshift) != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	296 x = (*f)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	297 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	298 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	299 if (f != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	300 return x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	301 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	302 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for >>");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	303 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	304 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	305
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	306 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	307 PyNumber_Add(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	308 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	309 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	310 BINOP("__add__", "__radd__", PyNumber_Add);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	311 if (v->ob_type->tp_as_sequence != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	312 return (*v->ob_type->tp_as_sequence->sq_concat)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	313 else if (v->ob_type->tp_as_number != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	314 PyObject *x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	315 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	316 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	317 x = (*v->ob_type->tp_as_number->nb_add)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	318 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	319 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	320 return x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	321 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	322 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for +");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	323 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	324 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	325
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	326 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	327 PyNumber_Subtract(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	328 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	329 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	330 BINOP("__sub__", "__rsub__", PyNumber_Subtract);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	331 if (v->ob_type->tp_as_number != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	332 PyObject *x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	333 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	334 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	335 x = (*v->ob_type->tp_as_number->nb_subtract)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	336 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	337 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	338 return x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	339 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	340 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for -");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	341 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	342 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	343
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	344 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	345 PyNumber_Multiply(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	346 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	347 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	348 PyTypeObject *tp;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	349 tp = v->ob_type;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	350 BINOP("__mul__", "__rmul__", PyNumber_Multiply);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	351 if (tp->tp_as_number != NULL &&
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	352 w->ob_type->tp_as_sequence != NULL &&
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	353 !PyInstance_Check(v)) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	354 /* numbersequence -- swap v and w /
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	355 PyObject *tmp = v;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	356 v = w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	357 w = tmp;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	358 tp = v->ob_type;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	359 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	360 if (tp->tp_as_number != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	361 PyObject *x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	362 if (PyInstance_Check(v)) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	363 /* Instances of user-defined classes get their
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	364 other argument uncoerced, so they may
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	365 implement sequence*number as well as
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	366 numbernumber. /
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	367 Py_INCREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	368 Py_INCREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	369 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	370 else if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	371 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	372 x = (*v->ob_type->tp_as_number->nb_multiply)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	373 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	374 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	375 return x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	376 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	377 if (tp->tp_as_sequence != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	378 if (!PyInt_Check(w)) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	379 PyErr_SetString(PyExc_TypeError,
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	380 "can't multiply sequence with non-int");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	381 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	382 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	383 return (*tp->tp_as_sequence->sq_repeat)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	384 (v, (int)PyInt_AsLong(w));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	385 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	386 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for *");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	387 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	388 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	389
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	390 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	391 PyNumber_Divide(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	392 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	393 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	394 BINOP("__div__", "__rdiv__", PyNumber_Divide);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	395 if (v->ob_type->tp_as_number != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	396 PyObject *x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	397 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	398 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	399 x = (*v->ob_type->tp_as_number->nb_divide)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	400 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	401 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	402 return x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	403 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	404 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for /");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	405 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	406 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	407
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	408 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	409 PyNumber_Remainder(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	410 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	411 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	412 if (PyString_Check(v)) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	413 return PyString_Format(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	414 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	415 BINOP("__mod__", "__rmod__", PyNumber_Remainder);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	416 if (v->ob_type->tp_as_number != NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	417 PyObject *x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	418 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	419 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	420 x = (*v->ob_type->tp_as_number->nb_remainder)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	421 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	422 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	423 return x;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	424 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	425 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for %");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	426 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	427 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	428
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	429 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	430 PyNumber_Divmod(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	431 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	432 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	433 PyObject *res;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	434
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	435 if (PyInstance_Check(v) \|\| PyInstance_Check(w))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	436 return PyInstance_DoBinOp(v, w, "__divmod__", "__rdivmod__",
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	437 PyNumber_Divmod);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	438 if (v->ob_type->tp_as_number == NULL \|\|
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	439 w->ob_type->tp_as_number == NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	440 PyErr_SetString(PyExc_TypeError,
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	441 "divmod() requires numeric or class instance arguments");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	442 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	443 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	444 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	445 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	446 res = (*v->ob_type->tp_as_number->nb_divmod)(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	447 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	448 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	449 return res;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	450 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	451
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	452
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	453 static PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	454 do_pow(v, w)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	455 PyObject v, w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	456 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	457 PyObject *res;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	458 if (PyInstance_Check(v) \|\| PyInstance_Check(w))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	459 return PyInstance_DoBinOp(v, w, "__pow__", "__rpow__", do_pow);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	460 if (v->ob_type->tp_as_number == NULL \|\|
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	461 w->ob_type->tp_as_number == NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	462 PyErr_SetString(PyExc_TypeError,
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	463 "pow() requires numeric arguments");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	464 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	465 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	466 if (PyFloat_Check(w) && PyFloat_AsDouble(v) < 0.0) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	467 if (!PyErr_Occurred())
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	468 PyErr_SetString(PyExc_ValueError,
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	469 "negative number to float power");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	470 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	471 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	472 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	473 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	474 res = (*v->ob_type->tp_as_number->nb_power)(v, w, Py_None);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	475 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	476 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	477 return res;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	478 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	479
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	480 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	481 PyNumber_Power(v,w,z)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	482 PyObject v, w, *z;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	483 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	484 PyObject *res;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	485 PyObject v1, z1, w2, z2;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	486
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	487 if (z == Py_None)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	488 return do_pow(v, w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	489 /* XXX The ternary version doesn't do class instance coercions */
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	490 if (PyInstance_Check(v))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	491 return v->ob_type->tp_as_number->nb_power(v, w, z);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	492 if (v->ob_type->tp_as_number == NULL \|\|
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	493 z->ob_type->tp_as_number == NULL \|\|
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	494 w->ob_type->tp_as_number == NULL) {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	495 PyErr_SetString(PyExc_TypeError, "pow() requires numeric arguments");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	496 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	497 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	498 if (PyNumber_Coerce(&v, &w) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	499 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	500 res = NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	501 v1 = v;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	502 z1 = z;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	503 if (PyNumber_Coerce(&v1, &z1) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	504 goto error2;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	505 w2 = w;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	506 z2 = z1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	507 if (PyNumber_Coerce(&w2, &z2) != 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	508 goto error1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	509 res = (*v1->ob_type->tp_as_number->nb_power)(v1, w2, z2);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	510 Py_DECREF(w2);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	511 Py_DECREF(z2);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	512 error1:
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	513 Py_DECREF(v1);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	514 Py_DECREF(z1);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	515 error2:
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	516 Py_DECREF(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	517 Py_DECREF(w);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	518 return res;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	519 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	520
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	521
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	522 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	523 PyNumber_Negative(v)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	524 PyObject *v;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	525 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	526 if (v->ob_type->tp_as_number != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	527 return (*v->ob_type->tp_as_number->nb_negative)(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	528 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for unary -");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	529 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	530 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	531
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	532 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	533 PyNumber_Positive(v)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	534 PyObject *v;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	535 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	536 if (v->ob_type->tp_as_number != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	537 return (*v->ob_type->tp_as_number->nb_positive)(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	538 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for unary +");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	539 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	540 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	541
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	542 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	543 PyNumber_Invert(v)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	544 PyObject *v;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	545 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	546 PyObject * (f) Py_FPROTO((PyObject ));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	547 if (v->ob_type->tp_as_number != NULL &&
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	548 (f = v->ob_type->tp_as_number->nb_invert) != NULL)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	549 return (*f)(v);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	550 PyErr_SetString(PyExc_TypeError, "bad operand type(s) for unary ~");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	551 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	552 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	553
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	554 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	555 PyNumber_Absolute(o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	556 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	557 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	558 PyNumberMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	559
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	560 if(! o) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	561 if((m=o->ob_type->tp_as_number) && m->nb_absolute)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	562 return m->nb_absolute(o);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	563
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	564 return Py_ReturnMethodError("__abs__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	565 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	566
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	567 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	568 PyNumber_Int(o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	569 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	570 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	571 PyNumberMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	572
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	573 if(! o) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	574 if((m=o->ob_type->tp_as_number) && m->nb_int)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	575 return m->nb_int(o);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	576
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	577 return Py_ReturnMethodError("__int__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	578 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	579
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	580 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	581 PyNumber_Long(o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	582 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	583 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	584 PyNumberMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	585
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	586 if(! o) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	587 if((m=o->ob_type->tp_as_number) && m->nb_long)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	588 return m->nb_long(o);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	589
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	590 return Py_ReturnMethodError("__long__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	591 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	592
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	593 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	594 PyNumber_Float(o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	595 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	596 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	597 PyNumberMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	598
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	599 if(! o) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	600 if((m=o->ob_type->tp_as_number) && m->nb_float)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	601 return m->nb_float(o);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	602
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	603 return Py_ReturnMethodError("__float__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	604 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	605
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	606
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	607 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	608 PySequence_Check(o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	609 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	610 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	611 return o && o->ob_type->tp_as_sequence;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	612 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	613
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	614 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	615 PySequence_Length(s)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	616 PyObject *s;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	617 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	618 PySequenceMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	619
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	620 if(! s) return Py_ReturnNullError(),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	621
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	622 if((m=s->ob_type->tp_as_sequence) && m->sq_length)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	623 return m->sq_length(s);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	624
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	625 Py_ReturnMethodError("__len__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	626 return -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	627 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	628
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	629 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	630 PySequence_Concat(s, o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	631 PyObject *s;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	632 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	633 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	634 PySequenceMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	635
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	636 if(! s \|\| ! o) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	637
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	638 if((m=s->ob_type->tp_as_sequence) && m->sq_concat)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	639 return m->sq_concat(s,o);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	640
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	641 return Py_ReturnMethodError("__concat__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	642 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	643
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	644 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	645 PySequence_Repeat(o, count)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	646 PyObject *o;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	647 int count;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	648 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	649 PySequenceMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	650
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	651 if(! o) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	652
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	653 if((m=o->ob_type->tp_as_sequence) && m->sq_repeat)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	654 return m->sq_repeat(o,count);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	655
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	656 return Py_ReturnMethodError("__repeat__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	657 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	658
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	659 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	660 PySequence_GetItem(s, i)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	661 PyObject *s;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	662 int i;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	663 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	664 PySequenceMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	665 int l;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	666
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	667 if(! s) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	668
4528 2824cbdbe12c Only call sq_length in Sequence_GetItem for negative index. Guido van Rossum <guido@python.org> parents: 4515 diff changeset	669 if(! ((m=s->ob_type->tp_as_sequence) && m->sq_item))
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	670 return Py_ReturnMethodError("__getitem__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	671
4528 2824cbdbe12c Only call sq_length in Sequence_GetItem for negative index. Guido van Rossum <guido@python.org> parents: 4515 diff changeset	672 if(i < 0)
2824cbdbe12c Only call sq_length in Sequence_GetItem for negative index. Guido van Rossum <guido@python.org> parents: 4515 diff changeset	673 {
2824cbdbe12c Only call sq_length in Sequence_GetItem for negative index. Guido van Rossum <guido@python.org> parents: 4515 diff changeset	674 if(0 > (l=m->sq_length(s))) return NULL;
2824cbdbe12c Only call sq_length in Sequence_GetItem for negative index. Guido van Rossum <guido@python.org> parents: 4515 diff changeset	675 i += l;
2824cbdbe12c Only call sq_length in Sequence_GetItem for negative index. Guido van Rossum <guido@python.org> parents: 4515 diff changeset	676 }
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	677
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	678 return m->sq_item(s,i);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	679 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	680
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	681 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	682 PySequence_GetSlice(s, i1, i2)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	683 PyObject *s;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	684 int i1;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	685 int i2;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	686 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	687 PySequenceMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	688 int l;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	689
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	690 if(! s) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	691
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	692 if(! ((m=s->ob_type->tp_as_sequence) && m->sq_length && m->sq_slice))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	693 return Py_ReturnMethodError("__getslice__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	694
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	695 if(0 > (l=m->sq_length(s))) return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	696
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	697 if(i1 < 0) i1 += l;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	698 if(i2 < 0) i2 += l;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	699
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	700 return m->sq_slice(s,i1,i2);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	701 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	702
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	703 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	704 PySequence_SetItem(s, i, o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	705 PyObject *s;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	706 int i;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	707 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	708 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	709 PySequenceMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	710 int l;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	711 if(! s) return Py_ReturnNullError(),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	712
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	713 if(! ((m=s->ob_type->tp_as_sequence) && m->sq_length && m->sq_ass_item))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	714 return Py_ReturnMethodError("__setitem__"),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	715
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	716 if(i < 0)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	717 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	718 if(0 > (l=m->sq_length(s))) return -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	719 i += l;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	720 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	721
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	722 return m->sq_ass_item(s,i,o);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	723 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	724
4090 0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	725 int
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	726 PySequence_DelItem(s, i)
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	727 PyObject *s;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	728 int i;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	729 {
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	730 PySequenceMethods *m;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	731 int l;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	732 if(! s) return Py_ReturnNullError(),-1;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	733
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	734 if(! ((m=s->ob_type->tp_as_sequence) && m->sq_length && m->sq_ass_item))
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	735 return Py_ReturnMethodError("__delitem__"),-1;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	736
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	737 if(i < 0)
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	738 {
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	739 if(0 > (l=m->sq_length(s))) return -1;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	740 i += l;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	741 }
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	742
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	743 return m->sq_ass_item(s,i,(PyObject*)NULL);
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	744 }
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	745
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	746 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	747 PySequence_SetSlice(s, i1, i2, o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	748 PyObject *s;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	749 int i1;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	750 int i2;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	751 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	752 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	753 PySequenceMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	754 int l;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	755
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	756 if(! s) return Py_ReturnNullError(),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	757
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	758 if(! ((m=s->ob_type->tp_as_sequence) && m->sq_length && m->sq_ass_slice))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	759 return Py_ReturnMethodError("__setslice__"),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	760
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	761 if(0 > (l=m->sq_length(s))) return -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	762
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	763 if(i1 < 0) i1 += l;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	764 if(i2 < 0) i2 += l;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	765
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	766 return m->sq_ass_slice(s,i1,i2,o);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	767 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	768
4090 0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	769 int
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	770 PySequence_DelSlice(s, i1, i2)
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	771 PyObject *s;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	772 int i1;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	773 int i2;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	774 {
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	775 PySequenceMethods *m;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	776 int l;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	777
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	778 if(! s) return Py_ReturnNullError(),-1;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	779
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	780 if(! ((m=s->ob_type->tp_as_sequence) && m->sq_length && m->sq_ass_slice))
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	781 return Py_ReturnMethodError("__delslice__"),-1;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	782
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	783 if(0 > (l=m->sq_length(s))) return -1;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	784
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	785 if(i1 < 0) i1 += l;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	786 if(i2 < 0) i2 += l;
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	787
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	788 return m->sq_ass_slice(s,i1,i2,(PyObject*)NULL);
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	789 }
0b40c8d5b21d Added PyObject_DelItem and PySequence_Del{Item,Slice}. Guido van Rossum <guido@python.org> parents: 3097 diff changeset	790
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	791 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	792 PySequence_Tuple(s)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	793 PyObject *s;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	794 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	795 int l, i;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	796 PyObject t, item;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	797
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	798 if(! s) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	799
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	800 Py_TRY((l=PySequence_Length(s)) != -1);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	801 Py_TRY(t=PyTuple_New(l));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	802
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	803 for(i=0; i < l; i++)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	804 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	805 if(item=PySequence_GetItem(s,i))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	806 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	807 if(PyTuple_SetItem(t,i,item) == -1)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	808 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	809 Py_DECREF(item);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	810 Py_DECREF(t);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	811 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	812 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	813 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	814 else
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	815 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	816 Py_DECREF(t);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	817 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	818 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	819 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	820 return t;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	821 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	822
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	823 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	824 PySequence_Count(s, o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	825 PyObject *s;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	826 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	827 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	828 int l, i, n=0, not_equal, err;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	829 PyObject *item;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	830
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	831 if(! s \|\| ! o) return Py_ReturnNullError(), -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	832 Py_TRY((l=PySequence_Length(s)) != -1),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	833
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	834 for(i=0; i < l; i++)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	835 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	836 Py_TRY(item=PySequence_GetItem(s,i)),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	837 err=PyObject_Cmp(item,o,&not_equal) == -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	838 Py_DECREF(item);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	839 if(err) return -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	840 n += ! not_equal;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	841 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	842 return n;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	843 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	844
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	845 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	846 PySequence_In(s, o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	847 PyObject *s;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	848 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	849 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	850 int l, i, not_equal, err;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	851 PyObject *item;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	852
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	853 if(! o \|\| ! s) return Py_ReturnNullError(), -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	854 Py_TRY((l=PySequence_Length(s)) != -1),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	855
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	856 for(i=0; i < l; i++)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	857 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	858 Py_TRY(item=PySequence_GetItem(s,i)),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	859 err=PyObject_Cmp(item,o,&not_equal) == -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	860 Py_DECREF(item);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	861 if(err) return -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	862 if(! not_equal) return 1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	863 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	864 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	865 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	866
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	867 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	868 PySequence_Index(s, o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	869 PyObject *s;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	870 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	871 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	872 int l, i, n=0, not_equal, err;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	873 PyObject *item;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	874
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	875 if(! s \|\| ! o) return Py_ReturnNullError(), -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	876 Py_TRY((l=PySequence_Length(s)) != -1),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	877
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	878 for(i=0; i < l; i++)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	879 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	880 Py_TRY(item=PySequence_GetItem(s,i)),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	881 err=PyObject_Cmp(item,o,&not_equal) == -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	882 Py_DECREF(item);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	883 if(err) return -1;
4515 a75858fef550 correct typo in return variable for PySequence_Index() Guido van Rossum <guido@python.org> parents: 4503 diff changeset	884 if(! not_equal) return i;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	885 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	886 return -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	887 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	888
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	889 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	890 PyMapping_Check(o)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	891 PyObject *o;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	892 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	893 return o && o->ob_type->tp_as_mapping;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	894 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	895
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	896 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	897 PyMapping_Length(s)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	898 PyObject *s;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	899 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	900 PyMappingMethods *m;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	901
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	902 if(! s) return Py_ReturnNullError(),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	903
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	904 if((m=s->ob_type->tp_as_mapping) && m->mp_length)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	905 return m->mp_length(s);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	906
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	907 Py_ReturnMethodError("__len__");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	908 return -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	909 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	910
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	911 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	912 PyMapping_HasKeyString(o, key)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	913 PyObject *o;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	914 char *key;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	915 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	916 PyObject *v;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	917
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	918 v=PyMapping_GetItemString(o,key);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	919 if(v) return 1;
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	920 PyErr_Clear();
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	921 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	922 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	923
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	924 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	925 PyMapping_HasKey(o, key)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	926 PyObject *o;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	927 PyObject *key;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	928 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	929 PyObject *v;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	930
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	931 v=PyObject_GetItem(o,key);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	932 if(v) return 1;
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	933 PyErr_Clear();
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	934 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	935 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	936
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	937 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	938 PyObject_CallObject(o, a)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	939 PyObject o, a;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	940 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	941 PyObject *r;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	942
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	943 if(a) return PyEval_CallObject(o,a);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	944
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	945 if(! (a=PyTuple_New(0)))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	946 return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	947 r=PyEval_CallObject(o,a);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	948 Py_DECREF(a);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	949 return r;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	950 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	951
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	952 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	953 #ifdef HAVE_STDARG_PROTOTYPES
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	954 /* VARARGS 2 */
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	955 PyObject_CallFunction(PyObject callable, char format, ...)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	956 #else
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	957 /* VARARGS */
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	958 PyObject_CallFunction(va_alist) va_dcl
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	959 #endif
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	960 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	961 va_list va;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	962 PyObject args, retval;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	963 #ifdef HAVE_STDARG_PROTOTYPES
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	964 va_start(va, format);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	965 #else
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	966 PyObject *callable;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	967 char *format;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	968 va_start(va);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	969 callable = va_arg(va, PyObject *);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	970 format = va_arg(va, char *);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	971 #endif
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	972
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	973 if( ! callable)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	974 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	975 va_end(va);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	976 return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	977 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	978
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	979 if(format)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	980 args = Py_VaBuildValue(format, va);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	981 else
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	982 args = PyTuple_New(0);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	983
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	984 va_end(va);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	985 if(! args) return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	986
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	987 if(! PyTuple_Check(args))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	988 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	989 PyObject *a;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	990
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	991 Py_TRY(a=PyTuple_New(1));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	992 Py_TRY(PyTuple_SetItem(a,0,args) != -1);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	993 args=a;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	994 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	995 retval = PyObject_CallObject(callable,args);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	996 Py_DECREF(args);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	997 return retval;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	998 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	999
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1000 PyObject *
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1001 #ifdef HAVE_STDARG_PROTOTYPES
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1002 /* VARARGS 2 */
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1003 PyObject_CallMethod(PyObject o, char name, char *format, ...)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1004 #else
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1005 /* VARARGS */
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1006 PyObject_CallMethod(va_alist) va_dcl
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1007 #endif
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1008 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1009 va_list va;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1010 PyObject args, method=0, *retval;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1011 #ifdef HAVE_STDARG_PROTOTYPES
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1012 va_start(va, format);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1013 #else
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1014 PyObject *o;
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	1015 char *name;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1016 char *format;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1017 va_start(va);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1018 o = va_arg(va, PyObject *);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1019 name = va_arg(va, char *);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1020 format = va_arg(va, char *);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1021 #endif
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1022
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1023 if( ! o \|\| ! name)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1024 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1025 va_end(va);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1026 return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1027 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1028
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1029 method=PyObject_GetAttrString(o,name);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1030 if(! method)
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1031 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1032 va_end(va);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1033 PyErr_SetString(PyExc_AttributeError,name);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1034 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1035 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1036
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1037 if(! (PyCallable_Check(method)))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1038 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1039 va_end(va);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1040 PyErr_SetString(PyExc_TypeError,"call of non-callable attribute");
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1041 return 0;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1042 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1043
4344 5cbdba4d2e15 Fix subtle bug detected by Jim F. Guido van Rossum <guido@python.org> parents: 4090 diff changeset	1044 if(format && *format)
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1045 args = Py_VaBuildValue(format, va);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1046 else
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1047 args = PyTuple_New(0);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1048
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1049 va_end(va);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1050
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1051 if(! args) return NULL;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1052
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1053 if(! PyTuple_Check(args))
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1054 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1055 PyObject *a;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1056
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1057 Py_TRY(a=PyTuple_New(1));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1058 Py_TRY(PyTuple_SetItem(a,0,args) != -1);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1059 args=a;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1060 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1061
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1062 retval = PyObject_CallObject(method,args);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1063 Py_DECREF(args);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1064 Py_DECREF(method);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1065 return retval;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1066 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1067
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1068 PyObject *
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	1069 PyMapping_GetItemString(o, key)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	1070 PyObject *o;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	1071 char *key;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1072 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1073 PyObject okey, r;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1074
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1075 if( ! key) return Py_ReturnNullError();
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1076 Py_TRY(okey=PyString_FromString(key));
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1077 r = PyObject_GetItem(o,okey);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1078 Py_DECREF(okey);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1079 return r;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1080 }
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1081
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1082 int
3097 8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	1083 PyMapping_SetItemString(o, key, value)
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	1084 PyObject *o;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	1085 char *key;
8aa6918a88c6 adapted to K&R C Guido van Rossum <guido@python.org> parents: 2840 diff changeset	1086 PyObject *value;
2840 d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1087 {
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1088 PyObject *okey;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1089 int r;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1090
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1091 if( ! key) return Py_ReturnNullError(),-1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1092 if (!(okey=PyString_FromString(key))) return -1;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1093 r = PyObject_SetItem(o,okey,value);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1094 Py_DECREF(okey);
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1095 return r;
d5398acafa2c Generic Abstract Object Interface Guido van Rossum <guido@python.org> parents: diff changeset	1096 }

Mercurial > cpython-lru_cache-weakref

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