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annotate Include/complexobject.h @ 39496:352ffe77b71d legacy-trunk

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Patch #1535500: fix segfault in BZ2File.writelines and make sure it raises the correct exceptions.
author Georg Brandl <georg@python.org>
date Mon, 14 Aug 2006 21:42:55 +0000
parents 36124157b317
children e70cdce0e8b2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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5709ddba423c ANSI-fication and Py_PROTO extermination.
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1 /* Complex number structure */
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2
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3 #ifndef Py_COMPLEXOBJECT_H
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4 #define Py_COMPLEXOBJECT_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 typedef struct {
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10 double real;
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11 double imag;
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12 } Py_complex;
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13
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14 /* Operations on complex numbers from complexmodule.c */
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15
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16 #define c_sum _Py_c_sum
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17 #define c_diff _Py_c_diff
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18 #define c_neg _Py_c_neg
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19 #define c_prod _Py_c_prod
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20 #define c_quot _Py_c_quot
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21 #define c_pow _Py_c_pow
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22
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23 PyAPI_FUNC(Py_complex) c_sum(Py_complex, Py_complex);
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24 PyAPI_FUNC(Py_complex) c_diff(Py_complex, Py_complex);
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25 PyAPI_FUNC(Py_complex) c_neg(Py_complex);
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26 PyAPI_FUNC(Py_complex) c_prod(Py_complex, Py_complex);
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27 PyAPI_FUNC(Py_complex) c_quot(Py_complex, Py_complex);
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28 PyAPI_FUNC(Py_complex) c_pow(Py_complex, Py_complex);
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29
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31 /* Complex object interface */
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32
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33 /*
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34 PyComplexObject represents a complex number with double-precision
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35 real and imaginary parts.
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36 */
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37
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38 typedef struct {
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39 PyObject_HEAD
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40 Py_complex cval;
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41 } PyComplexObject;
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42
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43 PyAPI_DATA(PyTypeObject) PyComplex_Type;
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44
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45 #define PyComplex_Check(op) PyObject_TypeCheck(op, &PyComplex_Type)
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46 #define PyComplex_CheckExact(op) ((op)->ob_type == &PyComplex_Type)
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47
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48 PyAPI_FUNC(PyObject *) PyComplex_FromCComplex(Py_complex);
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49 PyAPI_FUNC(PyObject *) PyComplex_FromDoubles(double real, double imag);
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50
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51 PyAPI_FUNC(double) PyComplex_RealAsDouble(PyObject *op);
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52 PyAPI_FUNC(double) PyComplex_ImagAsDouble(PyObject *op);
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53 PyAPI_FUNC(Py_complex) PyComplex_AsCComplex(PyObject *op);
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54
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55 #ifdef __cplusplus
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56 }
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57 #endif
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58 #endif /* !Py_COMPLEXOBJECT_H */