Mercurial > cpython-lru_cache-weakref

annotate Include/weakrefobject.h @ 32975:9b188158181f legacy-trunk

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Typo fix; use 'in-place' instead of 'inplace'
author Andrew M. Kuchling <amk@amk.ca>
date Fri, 06 Aug 2004 18:55:09 +0000
parents 4383db77b19a
children facb5a2f4b53
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* Weak references objects for Python. */
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2
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3 #ifndef Py_WEAKREFOBJECT_H
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4 #define Py_WEAKREFOBJECT_H
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5 #ifdef __cplusplus
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6 extern "C" {
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7 #endif
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8
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9
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10 typedef struct _PyWeakReference PyWeakReference;
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11
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12 struct _PyWeakReference {
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13 PyObject_HEAD
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14 PyObject *wr_object;
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15 PyObject *wr_callback;
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16 long hash;
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17 PyWeakReference *wr_prev;
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18 PyWeakReference *wr_next;
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19 };
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20
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21 PyAPI_DATA(PyTypeObject) _PyWeakref_RefType;
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22 PyAPI_DATA(PyTypeObject) _PyWeakref_ProxyType;
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23 PyAPI_DATA(PyTypeObject) _PyWeakref_CallableProxyType;
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24
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25 #define PyWeakref_CheckRef(op) PyObject_TypeCheck(op, &_PyWeakref_RefType)
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26 #define PyWeakref_CheckRefExact(op) \
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27 ((op)->ob_type == &_PyWeakref_RefType)
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28 #define PyWeakref_CheckProxy(op) \
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29 (((op)->ob_type == &_PyWeakref_ProxyType) || \
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30 ((op)->ob_type == &_PyWeakref_CallableProxyType))
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31
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32 /* This macro calls PyWeakref_CheckRef() last since that can involve a
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33 function call; this makes it more likely that the function call
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34 will be avoided. */
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35 #define PyWeakref_Check(op) \
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36 (PyWeakref_CheckRef(op) || PyWeakref_CheckProxy(op))
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37
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38
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39 PyAPI_FUNC(PyObject *) PyWeakref_NewRef(PyObject *ob,
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40 PyObject *callback);
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41 PyAPI_FUNC(PyObject *) PyWeakref_NewProxy(PyObject *ob,
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42 PyObject *callback);
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43 PyAPI_FUNC(PyObject *) PyWeakref_GetObject(PyObject *ref);
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44
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45 PyAPI_FUNC(long) _PyWeakref_GetWeakrefCount(PyWeakReference *head);
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46
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47 PyAPI_FUNC(void) _PyWeakref_ClearRef(PyWeakReference *self);
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48
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49 #define PyWeakref_GET_OBJECT(ref) (((PyWeakReference *)(ref))->wr_object)
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51
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52 #ifdef __cplusplus
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53 }
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54 #endif
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55 #endif /* !Py_WEAKREFOBJECT_H */