Mercurial > cpython-lru_cache-weakref

annotate Include/tupleobject.h @ 3044:7e7bb00a0a2e legacy-trunk

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Added functionality: locate CW projects, copy them, empty them and binhex them.
author Jack Jansen <jack.jansen@cwi.nl>
date Thu, 31 Aug 1995 13:47:14 +0000
parents 34eefa226709
children 65d2d8e67da3
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1 #ifndef Py_TUPLEOBJECT_H
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2 #define Py_TUPLEOBJECT_H
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3 #ifdef __cplusplus
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4 extern "C" {
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5 #endif
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6
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7 /***********************************************************
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8 Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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9 The Netherlands.
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10
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11 All Rights Reserved
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12
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13 Permission to use, copy, modify, and distribute this software and its
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14 documentation for any purpose and without fee is hereby granted,
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15 provided that the above copyright notice appear in all copies and that
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16 both that copyright notice and this permission notice appear in
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17 supporting documentation, and that the names of Stichting Mathematisch
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18 Centrum or CWI not be used in advertising or publicity pertaining to
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19 distribution of the software without specific, written prior permission.
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20
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21 STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
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22 THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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23 FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
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24 FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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25 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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26 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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27 OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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28
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29 ******************************************************************/
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30
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31 /* Tuple object interface */
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32
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33 /*
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34 123456789-123456789-123456789-123456789-123456789-123456789-123456789-12
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35
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36 Another generally useful object type is an tuple of object pointers.
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37 This is a mutable type: the tuple items can be changed (but not their
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38 number). Out-of-range indices or non-tuple objects are ignored.
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39
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40 *** WARNING *** PyTuple_SetItem does not increment the new item's reference
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41 count, but does decrement the reference count of the item it replaces,
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42 if not nil. It does *decrement* the reference count if it is *not*
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43 inserted in the tuple. Similarly, PyTuple_GetItem does not increment the
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44 returned item's reference count.
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45 */
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46
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47 typedef struct {
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48 PyObject_VAR_HEAD
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49 PyObject *ob_item[1];
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50 } PyTupleObject;
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51
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52 extern DL_IMPORT(PyTypeObject) PyTuple_Type;
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53
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54 #define PyTuple_Check(op) ((op)->ob_type == &PyTuple_Type)
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56 extern PyObject *PyTuple_New Py_PROTO((int size));
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57 extern int PyTuple_Size Py_PROTO((PyObject *));
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58 extern PyObject *PyTuple_GetItem Py_PROTO((PyObject *, int));
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59 extern int PyTuple_SetItem Py_PROTO((PyObject *, int, PyObject *));
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60 extern PyObject *PyTuple_GetSlice Py_PROTO((PyObject *, int, int));
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61 extern int _PyTuple_Resize Py_PROTO((PyObject **, int, int));
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63 /* Macro, trading safety for speed */
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64 #define PyTuple_GET_ITEM(op, i) (((PyTupleObject *)(op))->ob_item[i])
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66 /* Macro, *only* to be used to fill in brand new tuples */
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67 #define PyTuple_SET_ITEM(op, i, v) (((PyTupleObject *)(op))->ob_item[i] = v)
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69 #ifdef __cplusplus
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70 }
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71 #endif
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72 #endif /* !Py_TUPLEOBJECT_H */