Mercurial > cpython-lru_cache-weakref

annotate Include/boolobject.h @ 71285:8bc9dbc61ba6 3.2

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Issue #12326: document the recommended idiom for checking sys.platform on Unix systems. Also, point to the various alternatives.
author Antoine Pitrou <solipsis@pitrou.net>
date Sat, 09 Jul 2011 15:54:23 +0200
parents 86a2679dca46
children
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Guido van Rossum <guido@python.org>
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1 /* Boolean object interface */
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2
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Mark Hammond <mhammond@skippinet.com.au>
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3 #ifndef Py_BOOLOBJECT_H
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4 #define Py_BOOLOBJECT_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 PyAPI_DATA(PyTypeObject) PyBool_Type;
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86a2679dca46 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT.
Christian Heimes <christian@cheimes.de>
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12 #define PyBool_Check(x) (Py_TYPE(x) == &PyBool_Type)
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13
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14 /* Py_False and Py_True are the only two bools in existence.
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15 Don't forget to apply Py_INCREF() when returning either!!! */
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16
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17 /* Don't use these directly */
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Guido van Rossum <guido@python.org>
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18 PyAPI_DATA(struct _longobject) _Py_FalseStruct, _Py_TrueStruct;
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19
028ebc8fb390 Oops. Here are the new files. My apologies.
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20 /* Use these macros */
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parents: 32793
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21 #define Py_False ((PyObject *) &_Py_FalseStruct)
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22 #define Py_True ((PyObject *) &_Py_TrueStruct)
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23
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24 /* Macros for returning Py_True or Py_False, respectively */
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Tim Peters <tim.peters@gmail.com>
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25 #define Py_RETURN_TRUE return Py_INCREF(Py_True), Py_True
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26 #define Py_RETURN_FALSE return Py_INCREF(Py_False), Py_False
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27
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Guido van Rossum <guido@python.org>
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28 /* Function to return a bool from a C long */
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29 PyAPI_FUNC(PyObject *) PyBool_FromLong(long);
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31 #ifdef __cplusplus
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32 }
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33 #endif
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34 #endif /* !Py_BOOLOBJECT_H */