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annotate Include/modsupport.h @ 4566:6403c94de50d legacy-trunk

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Added safeguard against failure in __del__.
author Guido van Rossum <guido@python.org>
date Wed, 27 Nov 1996 19:39:58 +0000
parents 65d2d8e67da3
children 4c8e4e9311e4
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1 #ifndef Py_MODSUPPORT_H
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2 #define Py_MODSUPPORT_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 or Corporation for National Research Initiatives or
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19 CNRI not be used in advertising or publicity pertaining to
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20 distribution of the software without specific, written prior
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21 permission.
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22
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23 While CWI is the initial source for this software, a modified version
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24 is made available by the Corporation for National Research Initiatives
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25 (CNRI) at the Internet address ftp://ftp.python.org.
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26
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27 STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
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28 REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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29 MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
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30 CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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31 DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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32 PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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33 TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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34 PERFORMANCE OF THIS SOFTWARE.
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35
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36 ******************************************************************/
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37
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38 /* Module support interface */
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39
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40 #ifdef HAVE_STDARG_PROTOTYPES
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41
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42 #include <stdarg.h>
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43
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44 extern int PyArg_Parse Py_PROTO((PyObject *, char *, ...));
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45 extern int PyArg_ParseTuple Py_PROTO((PyObject *, char *, ...));
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46 extern PyObject *Py_BuildValue Py_PROTO((char *, ...));
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47
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48 #else
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49
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50 #include <varargs.h>
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51
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52 /* Better to have no prototypes at all for varargs functions in this case */
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53 extern int PyArg_Parse();
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54 extern int PyArg_ParseTuple();
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55 extern PyObject *Py_BuildValue();
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56
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57 #endif
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58
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59 extern int PyArg_VaParse Py_PROTO((PyObject *, char *, va_list));
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60 extern PyObject *Py_VaBuildValue Py_PROTO((char *, va_list));
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61
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62 #define PYTHON_API_VERSION 1006
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63 #define PYTHON_API_STRING "1006"
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64 /* The API version is maintained (independently from the Python version)
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65 so we can detect mismatches between the interpreter and dynamically
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66 loaded modules. These are diagnosticised by an error message but
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67 the module is still loaded (because the mismatch can only be tested
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68 after loading the module). The error message is intended to
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69 explain the core dump a few seconds later.
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71 The symbol PYTHON_API_STRING defines the same value as a string
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72 literal. *** PLEASE MAKE SURE THE DEFINITIONS MATCH. ***
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73
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74 Please add a line or two to the top of this log for each API
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75 version change:
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76
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77 11-Oct-1996 GvR renamed Py_Ellipses to Py_Ellipsis :-(
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78
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79 30-Jul-1996 GvR Slice and ellipses syntax added
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80
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81 23-Jul-1996 GvR For 1.4 -- better safe than sorry this time :-)
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82
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83 7-Nov-1995 GvR Keyword arguments (should've been done at 1.3 :-( )
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84
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85 10-Jan-1995 GvR Renamed globals to new naming scheme
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86
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87 9-Jan-1995 GvR Initial version (incompatible with older API)
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88 */
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90 #ifdef MS_WINDOWS
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91 /* Special defines for Windows versions. MS_DLL_ID is the key
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92 used in the registry.
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93 The full MS_DLL_VERSION_ID is imbedded in the core DLL, and
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94 is so installers can determine incremental changes.
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95 */
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96 #define MS_DLL_ID "1.4.0"
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97 #define MS_DLL_VERSION_ID MS_DLL_ID "." PYTHON_API_STRING
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98
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99 #endif /* MS_WINDOWS */
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100
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101 #ifdef Py_TRACE_REFS
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102 /* When we are tracing reference counts, rename Py_InitModule4 so
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103 modules compiled with incompatible settings will generate a
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104 link-time error. */
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105 #define Py_InitModule4 Py_InitModule4TraceRefs
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106 #endif
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107
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108 extern PyObject *Py_InitModule4 Py_PROTO((char *, PyMethodDef *,
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109 char *, PyObject *, int));
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110 #define Py_InitModule(name, methods) \
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111 Py_InitModule4(name, methods, (char *)NULL, (PyObject *)NULL, \
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112 PYTHON_API_VERSION)
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113
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114 #ifdef __cplusplus
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115 }
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116 #endif
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117 #endif /* !Py_MODSUPPORT_H */