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annotate Python/sysmodule.c @ 68102:e2f96bd29252

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Issue #8914: fix various warnings from the Clang static analyzer v254.
author Brett Cannon <bcannon@gmail.com>
date Tue, 22 Feb 2011 20:15:44 +0000
parents 912fd20de0e0
children b39270c6b8d1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
145
853b736a6a9e Added copyright notice.
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1
6
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2 /* System module */
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3
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4 /*
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5 Various bits of information used by the interpreter are collected in
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6 module 'sys'.
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7 Function member:
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8 - exit(sts): raise SystemExit
6
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9 Data members:
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10 - stdin, stdout, stderr: standard file objects
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11 - modules: the table of modules (dictionary)
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12 - path: module search path (list of strings)
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13 - argv: script arguments (list of strings)
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14 - ps1, ps2: optional primary and secondary prompts (strings)
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15 */
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16
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17 #include "Python.h"
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18 #include "code.h"
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19 #include "frameobject.h"
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20
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21 #include "osdefs.h"
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22
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23 #ifdef MS_WINDOWS
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24 #define WIN32_LEAN_AND_MEAN
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25 #include <windows.h>
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26 #endif /* MS_WINDOWS */
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27
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28 #ifdef MS_COREDLL
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29 extern void *PyWin_DLLhModule;
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30 /* A string loaded from the DLL at startup: */
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31 extern const char *PyWin_DLLVersionString;
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32 #endif
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33
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34 #ifdef __VMS
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35 #include <unixlib.h>
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36 #endif
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37
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38 #ifdef HAVE_LANGINFO_H
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39 #include <locale.h>
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40 #include <langinfo.h>
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41 #endif
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42
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43 PyObject *
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44 PySys_GetObject(const char *name)
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45 {
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46 PyThreadState *tstate = PyThreadState_GET();
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47 PyObject *sd = tstate->interp->sysdict;
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48 if (sd == NULL)
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49 return NULL;
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50 return PyDict_GetItemString(sd, name);
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51 }
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52
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53 int
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54 PySys_SetObject(const char *name, PyObject *v)
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55 {
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56 PyThreadState *tstate = PyThreadState_GET();
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57 PyObject *sd = tstate->interp->sysdict;
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58 if (v == NULL) {
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59 if (PyDict_GetItemString(sd, name) == NULL)
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60 return 0;
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61 else
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62 return PyDict_DelItemString(sd, name);
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63 }
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64 else
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65 return PyDict_SetItemString(sd, name, v);
6
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66 }
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67
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68 /* Write repr(o) to sys.stdout using sys.stdout.encoding and 'backslashreplace'
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69 error handler. If sys.stdout has a buffer attribute, use
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70 sys.stdout.buffer.write(encoded), otherwise redecode the string and use
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71 sys.stdout.write(redecoded).
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72
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73 Helper function for sys_displayhook(). */
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74 static int
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75 sys_displayhook_unencodable(PyObject *outf, PyObject *o)
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76 {
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77 PyObject *stdout_encoding = NULL;
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78 PyObject *encoded, *escaped_str, *repr_str, *buffer, *result;
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79 char *stdout_encoding_str;
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80 int ret;
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81
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82 stdout_encoding = PyObject_GetAttrString(outf, "encoding");
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83 if (stdout_encoding == NULL)
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84 goto error;
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85 stdout_encoding_str = _PyUnicode_AsString(stdout_encoding);
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86 if (stdout_encoding_str == NULL)
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87 goto error;
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88
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89 repr_str = PyObject_Repr(o);
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90 if (repr_str == NULL)
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91 goto error;
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92 encoded = PyUnicode_AsEncodedString(repr_str,
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93 stdout_encoding_str,
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94 "backslashreplace");
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95 Py_DECREF(repr_str);
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96 if (encoded == NULL)
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97 goto error;
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98
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99 buffer = PyObject_GetAttrString(outf, "buffer");
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100 if (buffer) {
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101 result = PyObject_CallMethod(buffer, "write", "(O)", encoded);
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102 Py_DECREF(buffer);
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103 Py_DECREF(encoded);
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104 if (result == NULL)
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105 goto error;
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106 Py_DECREF(result);
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107 }
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108 else {
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109 PyErr_Clear();
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110 escaped_str = PyUnicode_FromEncodedObject(encoded,
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111 stdout_encoding_str,
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112 "strict");
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113 Py_DECREF(encoded);
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114 if (PyFile_WriteObject(escaped_str, outf, Py_PRINT_RAW) != 0) {
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115 Py_DECREF(escaped_str);
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116 goto error;
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117 }
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118 Py_DECREF(escaped_str);
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119 }
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120 ret = 0;
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121 goto finally;
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122
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123 error:
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124 ret = -1;
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125 finally:
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126 Py_XDECREF(stdout_encoding);
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127 return ret;
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128 }
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129
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130 static PyObject *
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131 sys_displayhook(PyObject *self, PyObject *o)
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132 {
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133 PyObject *outf;
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134 PyInterpreterState *interp = PyThreadState_GET()->interp;
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135 PyObject *modules = interp->modules;
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136 PyObject *builtins = PyDict_GetItemString(modules, "builtins");
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137 int err;
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138
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139 if (builtins == NULL) {
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140 PyErr_SetString(PyExc_RuntimeError, "lost builtins module");
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141 return NULL;
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142 }
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143
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144 /* Print value except if None */
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145 /* After printing, also assign to '_' */
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146 /* Before, set '_' to None to avoid recursion */
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147 if (o == Py_None) {
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148 Py_INCREF(Py_None);
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149 return Py_None;
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150 }
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151 if (PyObject_SetAttrString(builtins, "_", Py_None) != 0)
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152 return NULL;
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153 outf = PySys_GetObject("stdout");
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154 if (outf == NULL || outf == Py_None) {
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155 PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout");
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156 return NULL;
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157 }
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158 if (PyFile_WriteObject(o, outf, 0) != 0) {
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159 if (PyErr_ExceptionMatches(PyExc_UnicodeEncodeError)) {
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160 /* repr(o) is not encodable to sys.stdout.encoding with
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161 * sys.stdout.errors error handler (which is probably 'strict') */
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162 PyErr_Clear();
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163 err = sys_displayhook_unencodable(outf, o);
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164 if (err)
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165 return NULL;
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166 }
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167 else {
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168 return NULL;
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169 }
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170 }
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171 if (PyFile_WriteString("\n", outf) != 0)
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172 return NULL;
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173 if (PyObject_SetAttrString(builtins, "_", o) != 0)
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174 return NULL;
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175 Py_INCREF(Py_None);
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176 return Py_None;
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177 }
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178
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179 PyDoc_STRVAR(displayhook_doc,
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180 "displayhook(object) -> None\n"
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181 "\n"
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182 "Print an object to sys.stdout and also save it in builtins._\n"
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183 );
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184
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185 static PyObject *
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186 sys_excepthook(PyObject* self, PyObject* args)
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187 {
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188 PyObject *exc, *value, *tb;
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189 if (!PyArg_UnpackTuple(args, "excepthook", 3, 3, &exc, &value, &tb))
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190 return NULL;
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191 PyErr_Display(exc, value, tb);
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192 Py_INCREF(Py_None);
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193 return Py_None;
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194 }
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195
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196 PyDoc_STRVAR(excepthook_doc,
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197 "excepthook(exctype, value, traceback) -> None\n"
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198 "\n"
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199 "Handle an exception by displaying it with a traceback on sys.stderr.\n"
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200 );
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201
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202 static PyObject *
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203 sys_exc_info(PyObject *self, PyObject *noargs)
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204 {
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205 PyThreadState *tstate;
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206 tstate = PyThreadState_GET();
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207 return Py_BuildValue(
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208 "(OOO)",
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209 tstate->exc_type != NULL ? tstate->exc_type : Py_None,
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210 tstate->exc_value != NULL ? tstate->exc_value : Py_None,
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211 tstate->exc_traceback != NULL ?
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212 tstate->exc_traceback : Py_None);
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213 }
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214
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215 PyDoc_STRVAR(exc_info_doc,
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216 "exc_info() -> (type, value, traceback)\n\
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217 \n\
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218 Return information about the most recent exception caught by an except\n\
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219 clause in the current stack frame or in an older stack frame."
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220 );
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221
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222 static PyObject *
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223 sys_exit(PyObject *self, PyObject *args)
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224 {
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225 PyObject *exit_code = 0;
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226 if (!PyArg_UnpackTuple(args, "exit", 0, 1, &exit_code))
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227 return NULL;
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228 /* Raise SystemExit so callers may catch it or clean up. */
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229 PyErr_SetObject(PyExc_SystemExit, exit_code);
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230 return NULL;
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231 }
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232
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233 PyDoc_STRVAR(exit_doc,
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234 "exit([status])\n\
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235 \n\
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236 Exit the interpreter by raising SystemExit(status).\n\
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237 If the status is omitted or None, it defaults to zero (i.e., success).\n\
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238 If the status is numeric, it will be used as the system exit status.\n\
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239 If it is another kind of object, it will be printed and the system\n\
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240 exit status will be one (i.e., failure)."
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241 );
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242
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243
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244 static PyObject *
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245 sys_getdefaultencoding(PyObject *self)
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246 {
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247 return PyUnicode_FromString(PyUnicode_GetDefaultEncoding());
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248 }
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249
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250 PyDoc_STRVAR(getdefaultencoding_doc,
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251 "getdefaultencoding() -> string\n\
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252 \n\
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253 Return the current default string encoding used by the Unicode \n\
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254 implementation."
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255 );
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256
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257 static PyObject *
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258 sys_getfilesystemencoding(PyObject *self)
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259 {
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260 if (Py_FileSystemDefaultEncoding)
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261 return PyUnicode_FromString(Py_FileSystemDefaultEncoding);
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262 Py_INCREF(Py_None);
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263 return Py_None;
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264 }
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265
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266 PyDoc_STRVAR(getfilesystemencoding_doc,
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267 "getfilesystemencoding() -> string\n\
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268 \n\
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269 Return the encoding used to convert Unicode filenames in\n\
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270 operating system filenames."
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271 );
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272
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273 static PyObject *
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274 sys_intern(PyObject *self, PyObject *args)
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275 {
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276 PyObject *s;
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277 if (!PyArg_ParseTuple(args, "U:intern", &s))
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278 return NULL;
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279 if (PyUnicode_CheckExact(s)) {
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280 Py_INCREF(s);
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281 PyUnicode_InternInPlace(&s);
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282 return s;
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283 }
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284 else {
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285 PyErr_Format(PyExc_TypeError,
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286 "can't intern %.400s", s->ob_type->tp_name);
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287 return NULL;
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288 }
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289 }
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290
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291 PyDoc_STRVAR(intern_doc,
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292 "intern(string) -> string\n\
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293 \n\
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294 ``Intern'' the given string. This enters the string in the (global)\n\
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295 table of interned strings whose purpose is to speed up dictionary lookups.\n\
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296 Return the string itself or the previously interned string object with the\n\
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297 same value.");
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298
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299
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300 /*
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301 * Cached interned string objects used for calling the profile and
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302 * trace functions. Initialized by trace_init().
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303 */
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304 static PyObject *whatstrings[7] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL};
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305
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306 static int
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307 trace_init(void)
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308 {
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309 static char *whatnames[7] = {"call", "exception", "line", "return",
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310 "c_call", "c_exception", "c_return"};
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311 PyObject *name;
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312 int i;
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313 for (i = 0; i < 7; ++i) {
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314 if (whatstrings[i] == NULL) {
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315 name = PyUnicode_InternFromString(whatnames[i]);
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316 if (name == NULL)
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317 return -1;
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318 whatstrings[i] = name;
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319 }
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320 }
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321 return 0;
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322 }
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323
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324
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325 static PyObject *
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326 call_trampoline(PyThreadState *tstate, PyObject* callback,
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327 PyFrameObject *frame, int what, PyObject *arg)
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328 {
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329 PyObject *args = PyTuple_New(3);
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330 PyObject *whatstr;
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331 PyObject *result;
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332
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333 if (args == NULL)
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334 return NULL;
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335 Py_INCREF(frame);
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336 whatstr = whatstrings[what];
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337 Py_INCREF(whatstr);
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338 if (arg == NULL)
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339 arg = Py_None;
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340 Py_INCREF(arg);
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341 PyTuple_SET_ITEM(args, 0, (PyObject *)frame);
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342 PyTuple_SET_ITEM(args, 1, whatstr);
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343 PyTuple_SET_ITEM(args, 2, arg);
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344
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345 /* call the Python-level function */
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346 PyFrame_FastToLocals(frame);
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347 result = PyEval_CallObject(callback, args);
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348 PyFrame_LocalsToFast(frame, 1);
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349 if (result == NULL)
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350 PyTraceBack_Here(frame);
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351
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352 /* cleanup */
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353 Py_DECREF(args);
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354 return result;
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355 }
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356
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357 static int
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358 profile_trampoline(PyObject *self, PyFrameObject *frame,
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359 int what, PyObject *arg)
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360 {
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361 PyThreadState *tstate = frame->f_tstate;
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362 PyObject *result;
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363
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364 if (arg == NULL)
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365 arg = Py_None;
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366 result = call_trampoline(tstate, self, frame, what, arg);
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367 if (result == NULL) {
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368 PyEval_SetProfile(NULL, NULL);
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369 return -1;
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370 }
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371 Py_DECREF(result);
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372 return 0;
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373 }
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374
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375 static int
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376 trace_trampoline(PyObject *self, PyFrameObject *frame,
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377 int what, PyObject *arg)
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378 {
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379 PyThreadState *tstate = frame->f_tstate;
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380 PyObject *callback;
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381 PyObject *result;
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382
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383 if (what == PyTrace_CALL)
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384 callback = self;
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385 else
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386 callback = frame->f_trace;
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387 if (callback == NULL)
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388 return 0;
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389 result = call_trampoline(tstate, callback, frame, what, arg);
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390 if (result == NULL) {
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391 PyEval_SetTrace(NULL, NULL);
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392 Py_XDECREF(frame->f_trace);
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393 frame->f_trace = NULL;
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394 return -1;
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395 }
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396 if (result != Py_None) {
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397 PyObject *temp = frame->f_trace;
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398 frame->f_trace = NULL;
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399 Py_XDECREF(temp);
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400 frame->f_trace = result;
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401 }
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402 else {
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403 Py_DECREF(result);
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404 }
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405 return 0;
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406 }
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407
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408 static PyObject *
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409 sys_settrace(PyObject *self, PyObject *args)
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410 {
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411 if (trace_init() == -1)
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412 return NULL;
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413 if (args == Py_None)
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414 PyEval_SetTrace(NULL, NULL);
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415 else
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416 PyEval_SetTrace(trace_trampoline, args);
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417 Py_INCREF(Py_None);
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418 return Py_None;
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419 }
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420
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421 PyDoc_STRVAR(settrace_doc,
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422 "settrace(function)\n\
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423 \n\
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424 Set the global debug tracing function. It will be called on each\n\
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425 function call. See the debugger chapter in the library manual."
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426 );
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427
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428 static PyObject *
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429 sys_gettrace(PyObject *self, PyObject *args)
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430 {
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431 PyThreadState *tstate = PyThreadState_GET();
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432 PyObject *temp = tstate->c_traceobj;
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433
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434 if (temp == NULL)
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435 temp = Py_None;
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436 Py_INCREF(temp);
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437 return temp;
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438 }
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439
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440 PyDoc_STRVAR(gettrace_doc,
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441 "gettrace()\n\
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442 \n\
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443 Return the global debug tracing function set with sys.settrace.\n\
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444 See the debugger chapter in the library manual."
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445 );
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446
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447 static PyObject *
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448 sys_setprofile(PyObject *self, PyObject *args)
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449 {
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450 if (trace_init() == -1)
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451 return NULL;
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452 if (args == Py_None)
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453 PyEval_SetProfile(NULL, NULL);
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454 else
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455 PyEval_SetProfile(profile_trampoline, args);
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456 Py_INCREF(Py_None);
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457 return Py_None;
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458 }
bc5c77fa8006 Added settrace() and setprofile().
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459
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460 PyDoc_STRVAR(setprofile_doc,
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461 "setprofile(function)\n\
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462 \n\
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463 Set the profiling function. It will be called on each function call\n\
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464 and return. See the profiler chapter in the library manual."
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465 );
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466
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467 static PyObject *
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468 sys_getprofile(PyObject *self, PyObject *args)
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469 {
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470 PyThreadState *tstate = PyThreadState_GET();
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471 PyObject *temp = tstate->c_profileobj;
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472
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473 if (temp == NULL)
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474 temp = Py_None;
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475 Py_INCREF(temp);
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476 return temp;
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477 }
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478
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479 PyDoc_STRVAR(getprofile_doc,
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480 "getprofile()\n\
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481 \n\
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482 Return the profiling function set with sys.setprofile.\n\
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483 See the profiler chapter in the library manual."
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484 );
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485
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486 static int _check_interval = 100;
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487
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488 static PyObject *
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489 sys_setcheckinterval(PyObject *self, PyObject *args)
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490 {
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491 if (PyErr_WarnEx(PyExc_DeprecationWarning,
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492 "sys.getcheckinterval() and sys.setcheckinterval() "
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493 "are deprecated. Use sys.setswitchinterval() "
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494 "instead.", 1) < 0)
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495 return NULL;
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496 if (!PyArg_ParseTuple(args, "i:setcheckinterval", &_check_interval))
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497 return NULL;
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498 Py_INCREF(Py_None);
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499 return Py_None;
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500 }
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501
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502 PyDoc_STRVAR(setcheckinterval_doc,
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503 "setcheckinterval(n)\n\
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504 \n\
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505 Tell the Python interpreter to check for asynchronous events every\n\
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506 n instructions. This also affects how often thread switches occur."
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507 );
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508
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509 static PyObject *
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510 sys_getcheckinterval(PyObject *self, PyObject *args)
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511 {
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512 if (PyErr_WarnEx(PyExc_DeprecationWarning,
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513 "sys.getcheckinterval() and sys.setcheckinterval() "
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514 "are deprecated. Use sys.getswitchinterval() "
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515 "instead.", 1) < 0)
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516 return NULL;
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517 return PyLong_FromLong(_check_interval);
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518 }
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519
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520 PyDoc_STRVAR(getcheckinterval_doc,
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521 "getcheckinterval() -> current check interval; see setcheckinterval()."
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522 );
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523
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524 #ifdef WITH_THREAD
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525 static PyObject *
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526 sys_setswitchinterval(PyObject *self, PyObject *args)
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527 {
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528 double d;
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529 if (!PyArg_ParseTuple(args, "d:setswitchinterval", &d))
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530 return NULL;
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diff changeset
531 if (d <= 0.0) {
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532 PyErr_SetString(PyExc_ValueError,
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533 "switch interval must be strictly positive");
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534 return NULL;
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diff changeset
535 }
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536 _PyEval_SetSwitchInterval((unsigned long) (1e6 * d));
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537 Py_INCREF(Py_None);
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538 return Py_None;
57175
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
539 }
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
540
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
541 PyDoc_STRVAR(setswitchinterval_doc,
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
542 "setswitchinterval(n)\n\
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
543 \n\
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
544 Set the ideal thread switching delay inside the Python interpreter\n\
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
545 The actual frequency of switching threads can be lower if the\n\
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
546 interpreter executes long sequences of uninterruptible code\n\
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
547 (this is implementation-specific and workload-dependent).\n\
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
548 \n\
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
549 The parameter must represent the desired switching delay in seconds\n\
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
550 A typical value is 0.005 (5 milliseconds)."
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
551 );
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
552
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
553 static PyObject *
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
554 sys_getswitchinterval(PyObject *self, PyObject *args)
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
555 {
61466
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556 return PyFloat_FromDouble(1e-6 * _PyEval_GetSwitchInterval());
57175
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
557 }
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
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558
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
559 PyDoc_STRVAR(getswitchinterval_doc,
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
560 "getswitchinterval() -> current thread switch interval; see setswitchinterval()."
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
561 );
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
562
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
563 #endif /* WITH_THREAD */
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
parents: 55611
diff changeset
564
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
565 #ifdef WITH_TSC
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
566 static PyObject *
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
567 sys_settscdump(PyObject *self, PyObject *args)
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
568 {
61466
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569 int bool;
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parents: 60889
diff changeset
570 PyThreadState *tstate = PyThreadState_Get();
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
571
61466
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diff changeset
572 if (!PyArg_ParseTuple(args, "i:settscdump", &bool))
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diff changeset
573 return NULL;
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diff changeset
574 if (bool)
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diff changeset
575 tstate->interp->tscdump = 1;
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576 else
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diff changeset
577 tstate->interp->tscdump = 0;
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parents: 60889
diff changeset
578 Py_INCREF(Py_None);
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diff changeset
579 return Py_None;
36211
6d743e5baf14 Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 36207
diff changeset
580
32301
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Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
581 }
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
582
36211
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Tim Peters <tim.peters@gmail.com>
parents: 36207
diff changeset
583 PyDoc_STRVAR(settscdump_doc,
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
584 "settscdump(bool)\n\
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
585 \n\
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
586 If true, tell the Python interpreter to dump VM measurements to\n\
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
587 stderr. If false, turn off dump. The measurements are based on the\n\
33104
f455bbe7ea7e This is my patch:
Michael W. Hudson <mwh@python.net>
parents: 32344
diff changeset
588 processor's time-stamp counter."
36211
6d743e5baf14 Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 36207
diff changeset
589 );
32344
748129e6e108 Remove compiler warning
Neal Norwitz <nnorwitz@gmail.com>
parents: 32301
diff changeset
590 #endif /* TSC */
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
591
29765
e9e5832d706f New function sys.getcheckinterval(), to complement setcheckinterval().
Tim Peters <tim.peters@gmail.com>
parents: 29065
diff changeset
592 static PyObject *
14308
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14295
diff changeset
593 sys_setrecursionlimit(PyObject *self, PyObject *args)
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14295
diff changeset
594 {
61466
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595 int new_limit;
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596 if (!PyArg_ParseTuple(args, "i:setrecursionlimit", &new_limit))
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597 return NULL;
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598 if (new_limit <= 0) {
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diff changeset
599 PyErr_SetString(PyExc_ValueError,
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diff changeset
600 "recursion limit must be positive");
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diff changeset
601 return NULL;
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diff changeset
602 }
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diff changeset
603 Py_SetRecursionLimit(new_limit);
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diff changeset
604 Py_INCREF(Py_None);
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diff changeset
605 return Py_None;
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Jeremy Hylton <jeremy@alum.mit.edu>
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diff changeset
606 }
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14295
diff changeset
607
61873
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
608 static PyTypeObject Hash_InfoType;
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
609
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
610 PyDoc_STRVAR(hash_info_doc,
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
611 "hash_info\n\
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
612 \n\
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
613 A struct sequence providing parameters used for computing\n\
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
614 numeric hashes. The attributes are read only.");
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
615
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
616 static PyStructSequence_Field hash_info_fields[] = {
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
617 {"width", "width of the type used for hashing, in bits"},
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
618 {"modulus", "prime number giving the modulus on which the hash "
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
619 "function is based"},
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
620 {"inf", "value to be used for hash of a positive infinity"},
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
621 {"nan", "value to be used for hash of a nan"},
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
622 {"imag", "multiplier used for the imaginary part of a complex number"},
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
623 {NULL, NULL}
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
624 };
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
625
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
626 static PyStructSequence_Desc hash_info_desc = {
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
627 "sys.hash_info",
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
628 hash_info_doc,
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
629 hash_info_fields,
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
630 5,
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
631 };
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
632
62828
1f37d082a9aa - sysmodule.c (get_hash_info): Define as static function.
Matthias Klose <doko@ubuntu.com>
parents: 62189
diff changeset
633 static PyObject *
61873
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
634 get_hash_info(void)
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
635 {
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
636 PyObject *hash_info;
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
637 int field = 0;
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
638 hash_info = PyStructSequence_New(&Hash_InfoType);
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
639 if (hash_info == NULL)
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
640 return NULL;
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
641 PyStructSequence_SET_ITEM(hash_info, field++,
65494
e8969fb822fc make hashes always the size of pointers; introduce Py_hash_t #9778
Benjamin Peterson <benjamin@python.org>
parents: 65389
diff changeset
642 PyLong_FromLong(8*sizeof(Py_hash_t)));
61873
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
643 PyStructSequence_SET_ITEM(hash_info, field++,
65603
be8ae6b17539 follow up to #9778: define and use an unsigned hash type
Benjamin Peterson <benjamin@python.org>
parents: 65575
diff changeset
644 PyLong_FromSsize_t(_PyHASH_MODULUS));
61873
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
645 PyStructSequence_SET_ITEM(hash_info, field++,
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
646 PyLong_FromLong(_PyHASH_INF));
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
647 PyStructSequence_SET_ITEM(hash_info, field++,
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
648 PyLong_FromLong(_PyHASH_NAN));
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
649 PyStructSequence_SET_ITEM(hash_info, field++,
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
650 PyLong_FromLong(_PyHASH_IMAG));
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
651 if (PyErr_Occurred()) {
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
652 Py_CLEAR(hash_info);
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Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
653 return NULL;
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
654 }
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
655 return hash_info;
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
656 }
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
657
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
658
23746
43ddcdcd3c71 Patch #505375: Make doc strings optional.
Martin v. Löwis <martin@v.loewis.de>
parents: 22604
diff changeset
659 PyDoc_STRVAR(setrecursionlimit_doc,
14308
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Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14295
diff changeset
660 "setrecursionlimit(n)\n\
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14295
diff changeset
661 \n\
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Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14295
diff changeset
662 Set the maximum depth of the Python interpreter stack to n. This\n\
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14295
diff changeset
663 limit prevents infinite recursion from causing an overflow of the C\n\
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Jeremy Hylton <jeremy@alum.mit.edu>
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664 stack and crashing Python. The highest possible limit is platform-\n\
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665 dependent."
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666 );
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667
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668 static PyObject *
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669 sys_getrecursionlimit(PyObject *self)
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670 {
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671 return PyLong_FromLong(Py_GetRecursionLimit());
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672 }
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673
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674 PyDoc_STRVAR(getrecursionlimit_doc,
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675 "getrecursionlimit()\n\
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676 \n\
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677 Return the current value of the recursion limit, the maximum depth\n\
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678 of the Python interpreter stack. This limit prevents infinite\n\
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679 recursion from causing an overflow of the C stack and crashing Python."
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680 );
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681
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682 #ifdef MS_WINDOWS
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683 PyDoc_STRVAR(getwindowsversion_doc,
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684 "getwindowsversion()\n\
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685 \n\
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686 Return information about the running version of Windows as a named tuple.\n\
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687 The members are named: major, minor, build, platform, service_pack,\n\
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688 service_pack_major, service_pack_minor, suite_mask, and product_type. For\n\
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689 backward compatibiliy, only the first 5 items are available by indexing.\n\
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690 All elements are numbers, except service_pack which is a string. Platform\n\
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691 may be 0 for win32s, 1 for Windows 9x/ME, 2 for Windows NT/2000/XP/Vista/7,\n\
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692 3 for Windows CE. Product_type may be 1 for a workstation, 2 for a domain\n\
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693 controller, 3 for a server."
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694 );
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695
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696 static PyTypeObject WindowsVersionType = {0, 0, 0, 0, 0, 0};
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697
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698 static PyStructSequence_Field windows_version_fields[] = {
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699 {"major", "Major version number"},
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700 {"minor", "Minor version number"},
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701 {"build", "Build number"},
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702 {"platform", "Operating system platform"},
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703 {"service_pack", "Latest Service Pack installed on the system"},
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704 {"service_pack_major", "Service Pack major version number"},
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705 {"service_pack_minor", "Service Pack minor version number"},
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706 {"suite_mask", "Bit mask identifying available product suites"},
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707 {"product_type", "System product type"},
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708 {0}
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709 };
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710
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711 static PyStructSequence_Desc windows_version_desc = {
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712 "sys.getwindowsversion", /* name */
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713 getwindowsversion_doc, /* doc */
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714 windows_version_fields, /* fields */
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715 5 /* For backward compatibility,
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716 only the first 5 items are accessible
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717 via indexing, the rest are name only */
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718 };
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719
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720 static PyObject *
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721 sys_getwindowsversion(PyObject *self)
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722 {
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723 PyObject *version;
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724 int pos = 0;
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725 OSVERSIONINFOEX ver;
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726 ver.dwOSVersionInfoSize = sizeof(ver);
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727 if (!GetVersionEx((OSVERSIONINFO*) &ver))
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728 return PyErr_SetFromWindowsErr(0);
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729
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730 version = PyStructSequence_New(&WindowsVersionType);
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731 if (version == NULL)
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732 return NULL;
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733
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734 PyStructSequence_SET_ITEM(version, pos++, PyLong_FromLong(ver.dwMajorVersion));
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735 PyStructSequence_SET_ITEM(version, pos++, PyLong_FromLong(ver.dwMinorVersion));
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736 PyStructSequence_SET_ITEM(version, pos++, PyLong_FromLong(ver.dwBuildNumber));
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737 PyStructSequence_SET_ITEM(version, pos++, PyLong_FromLong(ver.dwPlatformId));
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738 PyStructSequence_SET_ITEM(version, pos++, PyUnicode_FromString(ver.szCSDVersion));
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739 PyStructSequence_SET_ITEM(version, pos++, PyLong_FromLong(ver.wServicePackMajor));
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740 PyStructSequence_SET_ITEM(version, pos++, PyLong_FromLong(ver.wServicePackMinor));
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741 PyStructSequence_SET_ITEM(version, pos++, PyLong_FromLong(ver.wSuiteMask));
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742 PyStructSequence_SET_ITEM(version, pos++, PyLong_FromLong(ver.wProductType));
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743
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744 return version;
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745 }
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746
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747 #endif /* MS_WINDOWS */
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748
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749 #ifdef HAVE_DLOPEN
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750 static PyObject *
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751 sys_setdlopenflags(PyObject *self, PyObject *args)
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752 {
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753 int new_val;
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754 PyThreadState *tstate = PyThreadState_GET();
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755 if (!PyArg_ParseTuple(args, "i:setdlopenflags", &new_val))
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756 return NULL;
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757 if (!tstate)
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758 return NULL;
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759 tstate->interp->dlopenflags = new_val;
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760 Py_INCREF(Py_None);
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761 return Py_None;
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762 }
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763
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764 PyDoc_STRVAR(setdlopenflags_doc,
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765 "setdlopenflags(n) -> None\n\
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766 \n\
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767 Set the flags used by the interpreter for dlopen calls, such as when the\n\
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768 interpreter loads extension modules. Among other things, this will enable\n\
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769 a lazy resolving of symbols when importing a module, if called as\n\
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770 sys.setdlopenflags(0). To share symbols across extension modules, call as\n\
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771 sys.setdlopenflags(ctypes.RTLD_GLOBAL). Symbolic names for the flag modules\n\
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772 can be either found in the ctypes module, or in the DLFCN module. If DLFCN\n\
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773 is not available, it can be generated from /usr/include/dlfcn.h using the\n\
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774 h2py script.");
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775
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776 static PyObject *
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777 sys_getdlopenflags(PyObject *self, PyObject *args)
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778 {
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779 PyThreadState *tstate = PyThreadState_GET();
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780 if (!tstate)
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781 return NULL;
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782 return PyLong_FromLong(tstate->interp->dlopenflags);
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783 }
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784
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785 PyDoc_STRVAR(getdlopenflags_doc,
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786 "getdlopenflags() -> int\n\
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787 \n\
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788 Return the current value of the flags that are used for dlopen calls.\n\
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789 The flag constants are defined in the ctypes and DLFCN modules.");
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790
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791 #endif /* HAVE_DLOPEN */
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792
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793 #ifdef USE_MALLOPT
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794 /* Link with -lmalloc (or -lmpc) on an SGI */
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795 #include <malloc.h>
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796
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797 static PyObject *
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798 sys_mdebug(PyObject *self, PyObject *args)
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799 {
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800 int flag;
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801 if (!PyArg_ParseTuple(args, "i:mdebug", &flag))
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802 return NULL;
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803 mallopt(M_DEBUG, flag);
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804 Py_INCREF(Py_None);
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805 return Py_None;
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806 }
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807 #endif /* USE_MALLOPT */
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808
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809 static PyObject *
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810 sys_getsizeof(PyObject *self, PyObject *args, PyObject *kwds)
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811 {
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812 PyObject *res = NULL;
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813 static PyObject *str__sizeof__ = NULL, *gc_head_size = NULL;
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814 static char *kwlist[] = {"object", "default", 0};
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815 PyObject *o, *dflt = NULL;
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816 PyObject *method;
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817
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818 if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:getsizeof",
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819 kwlist, &o, &dflt))
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820 return NULL;
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821
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822 /* Initialize static variable for GC head size */
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823 if (gc_head_size == NULL) {
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824 gc_head_size = PyLong_FromSsize_t(sizeof(PyGC_Head));
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825 if (gc_head_size == NULL)
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826 return NULL;
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827 }
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828
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829 /* Make sure the type is initialized. float gets initialized late */
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830 if (PyType_Ready(Py_TYPE(o)) < 0)
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831 return NULL;
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832
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833 method = _PyObject_LookupSpecial(o, "__sizeof__",
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834 &str__sizeof__);
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835 if (method == NULL) {
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836 if (!PyErr_Occurred())
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837 PyErr_Format(PyExc_TypeError,
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838 "Type %.100s doesn't define __sizeof__",
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839 Py_TYPE(o)->tp_name);
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840 }
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841 else {
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842 res = PyObject_CallFunctionObjArgs(method, NULL);
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843 Py_DECREF(method);
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844 }
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845
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846 /* Has a default value been given */
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847 if ((res == NULL) && (dflt != NULL) &&
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848 PyErr_ExceptionMatches(PyExc_TypeError))
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849 {
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850 PyErr_Clear();
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851 Py_INCREF(dflt);
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852 return dflt;
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853 }
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854 else if (res == NULL)
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855 return res;
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856
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857 /* add gc_head size */
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858 if (PyObject_IS_GC(o)) {
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859 PyObject *tmp = res;
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860 res = PyNumber_Add(tmp, gc_head_size);
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861 Py_DECREF(tmp);
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862 }
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863 return res;
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864 }
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865
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866 PyDoc_STRVAR(getsizeof_doc,
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867 "getsizeof(object, default) -> int\n\
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868 \n\
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869 Return the size of object in bytes.");
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870
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871 static PyObject *
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872 sys_getrefcount(PyObject *self, PyObject *arg)
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873 {
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874 return PyLong_FromSsize_t(arg->ob_refcnt);
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875 }
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876
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877 #ifdef Py_REF_DEBUG
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878 static PyObject *
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879 sys_gettotalrefcount(PyObject *self)
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880 {
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881 return PyLong_FromSsize_t(_Py_GetRefTotal());
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882 }
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883 #endif /* Py_REF_DEBUG */
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884
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885 PyDoc_STRVAR(getrefcount_doc,
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886 "getrefcount(object) -> integer\n\
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887 \n\
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888 Return the reference count of object. The count returned is generally\n\
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889 one higher than you might expect, because it includes the (temporary)\n\
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890 reference as an argument to getrefcount()."
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891 );
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892
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893 #ifdef COUNT_ALLOCS
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894 static PyObject *
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895 sys_getcounts(PyObject *self)
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896 {
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897 extern PyObject *get_counts(void);
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898
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899 return get_counts();
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900 }
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901 #endif
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902
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903 PyDoc_STRVAR(getframe_doc,
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904 "_getframe([depth]) -> frameobject\n\
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905 \n\
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906 Return a frame object from the call stack. If optional integer depth is\n\
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907 given, return the frame object that many calls below the top of the stack.\n\
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908 If that is deeper than the call stack, ValueError is raised. The default\n\
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909 for depth is zero, returning the frame at the top of the call stack.\n\
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910 \n\
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911 This function should be used for internal and specialized\n\
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912 purposes only."
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913 );
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914
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915 static PyObject *
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916 sys_getframe(PyObject *self, PyObject *args)
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917 {
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918 PyFrameObject *f = PyThreadState_GET()->frame;
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919 int depth = -1;
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920
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921 if (!PyArg_ParseTuple(args, "|i:_getframe", &depth))
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922 return NULL;
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923
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924 while (depth > 0 && f != NULL) {
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925 f = f->f_back;
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926 --depth;
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927 }
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928 if (f == NULL) {
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929 PyErr_SetString(PyExc_ValueError,
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930 "call stack is not deep enough");
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931 return NULL;
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932 }
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933 Py_INCREF(f);
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934 return (PyObject*)f;
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935 }
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936
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937 PyDoc_STRVAR(current_frames_doc,
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938 "_current_frames() -> dictionary\n\
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939 \n\
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940 Return a dictionary mapping each current thread T's thread id to T's\n\
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941 current stack frame.\n\
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942 \n\
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943 This function should be used for specialized purposes only."
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944 );
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945
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946 static PyObject *
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947 sys_current_frames(PyObject *self, PyObject *noargs)
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948 {
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949 return _PyThread_CurrentFrames();
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950 }
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951
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952 PyDoc_STRVAR(call_tracing_doc,
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953 "call_tracing(func, args) -> object\n\
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954 \n\
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955 Call func(*args), while tracing is enabled. The tracing state is\n\
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956 saved, and restored afterwards. This is intended to be called from\n\
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957 a debugger from a checkpoint, to recursively debug some other code."
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958 );
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959
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960 static PyObject *
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961 sys_call_tracing(PyObject *self, PyObject *args)
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962 {
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963 PyObject *func, *funcargs;
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964 if (!PyArg_ParseTuple(args, "OO!:call_tracing", &func, &PyTuple_Type, &funcargs))
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965 return NULL;
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966 return _PyEval_CallTracing(func, funcargs);
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967 }
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968
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969 PyDoc_STRVAR(callstats_doc,
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970 "callstats() -> tuple of integers\n\
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971 \n\
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972 Return a tuple of function call statistics, if CALL_PROFILE was defined\n\
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973 when Python was built. Otherwise, return None.\n\
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974 \n\
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975 When enabled, this function returns detailed, implementation-specific\n\
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976 details about the number of function calls executed. The return value is\n\
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977 a 11-tuple where the entries in the tuple are counts of:\n\
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978 0. all function calls\n\
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979 1. calls to PyFunction_Type objects\n\
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980 2. PyFunction calls that do not create an argument tuple\n\
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981 3. PyFunction calls that do not create an argument tuple\n\
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982 and bypass PyEval_EvalCodeEx()\n\
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983 4. PyMethod calls\n\
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984 5. PyMethod calls on bound methods\n\
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985 6. PyType calls\n\
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986 7. PyCFunction calls\n\
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987 8. generator calls\n\
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988 9. All other calls\n\
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989 10. Number of stack pops performed by call_function()"
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990 );
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991
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992 #ifdef __cplusplus
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993 extern "C" {
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994 #endif
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995
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996 #ifdef Py_TRACE_REFS
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997 /* Defined in objects.c because it uses static globals if that file */
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998 extern PyObject *_Py_GetObjects(PyObject *, PyObject *);
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999 #endif
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1000
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1001 #ifdef DYNAMIC_EXECUTION_PROFILE
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1002 /* Defined in ceval.c because it uses static globals if that file */
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1003 extern PyObject *_Py_GetDXProfile(PyObject *, PyObject *);
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1004 #endif
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1005
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1006 #ifdef __cplusplus
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1007 }
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1008 #endif
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1009
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1010 static PyObject *
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1011 sys_clear_type_cache(PyObject* self, PyObject* args)
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1012 {
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1013 PyType_ClearCache();
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1014 Py_RETURN_NONE;
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1015 }
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1016
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1017 PyDoc_STRVAR(sys_clear_type_cache__doc__,
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1018 "_clear_type_cache() -> None\n\
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1019 Clear the internal type lookup cache.");
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1020
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1021
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1022 static PyMethodDef sys_methods[] = {
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1023 /* Might as well keep this in alphabetic order */
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1024 {"callstats", (PyCFunction)PyEval_GetCallStats, METH_NOARGS,
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1025 callstats_doc},
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1026 {"_clear_type_cache", sys_clear_type_cache, METH_NOARGS,
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1027 sys_clear_type_cache__doc__},
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1028 {"_current_frames", sys_current_frames, METH_NOARGS,
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1029 current_frames_doc},
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1030 {"displayhook", sys_displayhook, METH_O, displayhook_doc},
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1031 {"exc_info", sys_exc_info, METH_NOARGS, exc_info_doc},
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1032 {"excepthook", sys_excepthook, METH_VARARGS, excepthook_doc},
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1033 {"exit", sys_exit, METH_VARARGS, exit_doc},
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1034 {"getdefaultencoding", (PyCFunction)sys_getdefaultencoding,
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1035 METH_NOARGS, getdefaultencoding_doc},
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1036 #ifdef HAVE_DLOPEN
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1037 {"getdlopenflags", (PyCFunction)sys_getdlopenflags, METH_NOARGS,
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1038 getdlopenflags_doc},
18689
064de84385ca Patch #412229: Add functions sys.getdlopenflags and sys.setdlopenflags.
Martin v. Löwis <martin@v.loewis.de>
parents: 18326
diff changeset
1039 #endif
3024
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2810
diff changeset
1040 #ifdef COUNT_ALLOCS
61466
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diff changeset
1041 {"getcounts", (PyCFunction)sys_getcounts, METH_NOARGS},
3024
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2810
diff changeset
1042 #endif
5047
7a9cac7cb910 Added optional interface for dynamic execution profile (to be gathered
Guido van Rossum <guido@python.org>
parents: 4904
diff changeset
1043 #ifdef DYNAMIC_EXECUTION_PROFILE
61466
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diff changeset
1044 {"getdxp", _Py_GetDXProfile, METH_VARARGS},
5047
7a9cac7cb910 Added optional interface for dynamic execution profile (to be gathered
Guido van Rossum <guido@python.org>
parents: 4904
diff changeset
1045 #endif
61466
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diff changeset
1046 {"getfilesystemencoding", (PyCFunction)sys_getfilesystemencoding,
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diff changeset
1047 METH_NOARGS, getfilesystemencoding_doc},
3585
4ed09a3c3201 TRACE_REFS -> Py_TRACE_REFS
Guido van Rossum <guido@python.org>
parents: 3490
diff changeset
1048 #ifdef Py_TRACE_REFS
61466
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diff changeset
1049 {"getobjects", _Py_GetObjects, METH_VARARGS},
24126
fdf80e04e4bb Rearranged and added comments to object.h, to clarify many things
Tim Peters <tim.peters@gmail.com>
parents: 24071
diff changeset
1050 #endif
fdf80e04e4bb Rearranged and added comments to object.h, to clarify many things
Tim Peters <tim.peters@gmail.com>
parents: 24071
diff changeset
1051 #ifdef Py_REF_DEBUG
61466
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diff changeset
1052 {"gettotalrefcount", (PyCFunction)sys_gettotalrefcount, METH_NOARGS},
3024
54aa87b1ccee Implemented two new functions in sys:
Sjoerd Mullender <sjoerd@acm.org>
parents: 2810
diff changeset
1053 #endif
61466
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diff changeset
1054 {"getrefcount", (PyCFunction)sys_getrefcount, METH_O, getrefcount_doc},
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diff changeset
1055 {"getrecursionlimit", (PyCFunction)sys_getrecursionlimit, METH_NOARGS,
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diff changeset
1056 getrecursionlimit_doc},
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diff changeset
1057 {"getsizeof", (PyCFunction)sys_getsizeof,
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diff changeset
1058 METH_VARARGS | METH_KEYWORDS, getsizeof_doc},
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diff changeset
1059 {"_getframe", sys_getframe, METH_VARARGS, getframe_doc},
25666
4a825b902310 Add os.path.supports_unicode_filenames for all platforms,
Mark Hammond <mhammond@skippinet.com.au>
parents: 25108
diff changeset
1060 #ifdef MS_WINDOWS
61466
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diff changeset
1061 {"getwindowsversion", (PyCFunction)sys_getwindowsversion, METH_NOARGS,
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1062 getwindowsversion_doc},
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Mark Hammond <mhammond@skippinet.com.au>
parents: 25108
diff changeset
1063 #endif /* MS_WINDOWS */
61466
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diff changeset
1064 {"intern", sys_intern, METH_VARARGS, intern_doc},
1013
a1ce5a949828 Add an optional interface to turn malloc debugging on and off.
Guido van Rossum <guido@python.org>
parents: 901
diff changeset
1065 #ifdef USE_MALLOPT
61466
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1066 {"mdebug", sys_mdebug, METH_VARARGS},
1013
a1ce5a949828 Add an optional interface to turn malloc debugging on and off.
Guido van Rossum <guido@python.org>
parents: 901
diff changeset
1067 #endif
61466
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1068 {"setcheckinterval", sys_setcheckinterval, METH_VARARGS,
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diff changeset
1069 setcheckinterval_doc},
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1070 {"getcheckinterval", sys_getcheckinterval, METH_NOARGS,
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diff changeset
1071 getcheckinterval_doc},
57175
fdd6484f1210 Merge in the new GIL.
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1072 #ifdef WITH_THREAD
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1073 {"setswitchinterval", sys_setswitchinterval, METH_VARARGS,
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diff changeset
1074 setswitchinterval_doc},
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1075 {"getswitchinterval", sys_getswitchinterval, METH_NOARGS,
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diff changeset
1076 getswitchinterval_doc},
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1077 #endif
18689
064de84385ca Patch #412229: Add functions sys.getdlopenflags and sys.setdlopenflags.
Martin v. Löwis <martin@v.loewis.de>
parents: 18326
diff changeset
1078 #ifdef HAVE_DLOPEN
61466
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1079 {"setdlopenflags", sys_setdlopenflags, METH_VARARGS,
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diff changeset
1080 setdlopenflags_doc},
18689
064de84385ca Patch #412229: Add functions sys.getdlopenflags and sys.setdlopenflags.
Martin v. Löwis <martin@v.loewis.de>
parents: 18326
diff changeset
1081 #endif
61466
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1082 {"setprofile", sys_setprofile, METH_O, setprofile_doc},
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1083 {"getprofile", sys_getprofile, METH_NOARGS, getprofile_doc},
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1084 {"setrecursionlimit", sys_setrecursionlimit, METH_VARARGS,
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diff changeset
1085 setrecursionlimit_doc},
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
1086 #ifdef WITH_TSC
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1087 {"settscdump", sys_settscdump, METH_VARARGS, settscdump_doc},
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 31797
diff changeset
1088 #endif
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1089 {"settrace", sys_settrace, METH_O, settrace_doc},
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1090 {"gettrace", sys_gettrace, METH_NOARGS, gettrace_doc},
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diff changeset
1091 {"call_tracing", sys_call_tracing, METH_VARARGS, call_tracing_doc},
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diff changeset
1092 {NULL, NULL} /* sentinel */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 83
diff changeset
1093 };
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 83
diff changeset
1094
5372
424922afc1bb Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5340
diff changeset
1095 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13447
diff changeset
1096 list_builtin_module_names(void)
1198
2937897a7d8b * Added Fixcprt.py: script to fix copyright message.
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
1097 {
61466
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1098 PyObject *list = PyList_New(0);
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diff changeset
1099 int i;
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1100 if (list == NULL)
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1101 return NULL;
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1102 for (i = 0; PyImport_Inittab[i].name != NULL; i++) {
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1103 PyObject *name = PyUnicode_FromString(
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1104 PyImport_Inittab[i].name);
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diff changeset
1105 if (name == NULL)
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diff changeset
1106 break;
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1107 PyList_Append(list, name);
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1108 Py_DECREF(name);
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1109 }
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1110 if (PyList_Sort(list) != 0) {
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1111 Py_DECREF(list);
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1112 list = NULL;
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1113 }
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1114 if (list) {
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1115 PyObject *v = PyList_AsTuple(list);
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1116 Py_DECREF(list);
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1117 list = v;
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1118 }
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1119 return list;
1198
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Guido van Rossum <guido@python.org>
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diff changeset
1120 }
2937897a7d8b * Added Fixcprt.py: script to fix copyright message.
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
1121
15595
0f42f6669e80 Add definitions for PySys_ResetWarnOptions() and
Guido van Rossum <guido@python.org>
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1122 static PyObject *warnoptions = NULL;
0f42f6669e80 Add definitions for PySys_ResetWarnOptions() and
Guido van Rossum <guido@python.org>
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1123
0f42f6669e80 Add definitions for PySys_ResetWarnOptions() and
Guido van Rossum <guido@python.org>
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diff changeset
1124 void
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Guido van Rossum <guido@python.org>
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1125 PySys_ResetWarnOptions(void)
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1126 {
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1127 if (warnoptions == NULL || !PyList_Check(warnoptions))
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1128 return;
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1129 PyList_SetSlice(warnoptions, 0, PyList_GET_SIZE(warnoptions), NULL);
15595
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Guido van Rossum <guido@python.org>
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1130 }
0f42f6669e80 Add definitions for PySys_ResetWarnOptions() and
Guido van Rossum <guido@python.org>
parents: 15487
diff changeset
1131
0f42f6669e80 Add definitions for PySys_ResetWarnOptions() and
Guido van Rossum <guido@python.org>
parents: 15487
diff changeset
1132 void
61751
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 61466
diff changeset
1133 PySys_AddWarnOptionUnicode(PyObject *unicode)
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1134 {
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1135 if (warnoptions == NULL || !PyList_Check(warnoptions)) {
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1136 Py_XDECREF(warnoptions);
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1137 warnoptions = PyList_New(0);
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1138 if (warnoptions == NULL)
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1139 return;
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1140 }
61751
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1141 PyList_Append(warnoptions, unicode);
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Victor Stinner <victor.stinner@haypocalc.com>
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1142 }
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Victor Stinner <victor.stinner@haypocalc.com>
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diff changeset
1143
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Victor Stinner <victor.stinner@haypocalc.com>
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diff changeset
1144 void
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Victor Stinner <victor.stinner@haypocalc.com>
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diff changeset
1145 PySys_AddWarnOption(const wchar_t *s)
b7f71f60437b Issue #8589: Decode PYTHONWARNINGS environment variable with the file system
Victor Stinner <victor.stinner@haypocalc.com>
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diff changeset
1146 {
b7f71f60437b Issue #8589: Decode PYTHONWARNINGS environment variable with the file system
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61466
diff changeset
1147 PyObject *unicode;
b7f71f60437b Issue #8589: Decode PYTHONWARNINGS environment variable with the file system
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61466
diff changeset
1148 unicode = PyUnicode_FromWideChar(s, -1);
b7f71f60437b Issue #8589: Decode PYTHONWARNINGS environment variable with the file system
Victor Stinner <victor.stinner@haypocalc.com>
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1149 if (unicode == NULL)
b7f71f60437b Issue #8589: Decode PYTHONWARNINGS environment variable with the file system
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61466
diff changeset
1150 return;
b7f71f60437b Issue #8589: Decode PYTHONWARNINGS environment variable with the file system
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61466
diff changeset
1151 PySys_AddWarnOptionUnicode(unicode);
b7f71f60437b Issue #8589: Decode PYTHONWARNINGS environment variable with the file system
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61466
diff changeset
1152 Py_DECREF(unicode);
15595
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diff changeset
1153 }
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1154
46430
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1155 int
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1156 PySys_HasWarnOptions(void)
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1157 {
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1158 return (warnoptions != NULL && (PyList_Size(warnoptions) > 0)) ? 1 : 0;
47d9bbe10897 Merged revisions 62260-62261,62266,62271,62277-62279,62289-62290,62293-62298,62302-62306,62308,62311,62313-62315,62319-62321 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46318
diff changeset
1159 }
47d9bbe10897 Merged revisions 62260-62261,62266,62271,62277-62279,62289-62290,62293-62298,62302-62306,62308,62311,62313-62315,62319-62321 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 46318
diff changeset
1160
65575
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1161 static PyObject *xoptions = NULL;
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1162
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1163 static PyObject *
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1164 get_xoptions(void)
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1165 {
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1166 if (xoptions == NULL || !PyDict_Check(xoptions)) {
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1167 Py_XDECREF(xoptions);
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1168 xoptions = PyDict_New();
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1169 }
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1170 return xoptions;
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1171 }
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1172
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1173 void
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1174 PySys_AddXOption(const wchar_t *s)
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1175 {
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1176 PyObject *opts;
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1177 PyObject *name = NULL, *value = NULL;
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1178 const wchar_t *name_end;
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1179
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1180 opts = get_xoptions();
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1181 if (opts == NULL)
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1182 goto error;
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1183
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1184 name_end = wcschr(s, L'=');
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1185 if (!name_end) {
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1186 name = PyUnicode_FromWideChar(s, -1);
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1187 value = Py_True;
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1188 Py_INCREF(value);
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1189 }
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1190 else {
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1191 name = PyUnicode_FromWideChar(s, name_end - s);
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1192 value = PyUnicode_FromWideChar(name_end + 1, -1);
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1193 }
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1194 if (name == NULL || value == NULL)
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1195 goto error;
68102
e2f96bd29252 Issue #8914: fix various warnings from the Clang static analyzer v254.
Brett Cannon <bcannon@gmail.com>
parents: 67380
diff changeset
1196 PyDict_SetItem(opts, name, value);
65575
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1197 Py_DECREF(name);
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1198 Py_DECREF(value);
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1199 return;
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1200
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1201 error:
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1202 Py_XDECREF(name);
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1203 Py_XDECREF(value);
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1204 /* No return value, therefore clear error state if possible */
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1205 if (_Py_atomic_load_relaxed(&_PyThreadState_Current))
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1206 PyErr_Clear();
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1207 }
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1208
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1209 PyObject *
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1210 PySys_GetXOptions(void)
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1211 {
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1212 return get_xoptions();
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1213 }
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1214
8840
44baef8ab5c8 Gack. The module doc string is too long for VC++ 5.0.
Guido van Rossum <guido@python.org>
parents: 8566
diff changeset
1215 /* XXX This doc string is too long to be a single string literal in VC++ 5.0.
44baef8ab5c8 Gack. The module doc string is too long for VC++ 5.0.
Guido van Rossum <guido@python.org>
parents: 8566
diff changeset
1216 Two literals concatenated works just fine. If you have a K&R compiler
44baef8ab5c8 Gack. The module doc string is too long for VC++ 5.0.
Guido van Rossum <guido@python.org>
parents: 8566
diff changeset
1217 or other abomination that however *does* understand longer strings,
44baef8ab5c8 Gack. The module doc string is too long for VC++ 5.0.
Guido van Rossum <guido@python.org>
parents: 8566
diff changeset
1218 get rid of the !!! comment in the middle and the quotes that surround it. */
23746
43ddcdcd3c71 Patch #505375: Make doc strings optional.
Martin v. Löwis <martin@v.loewis.de>
parents: 22604
diff changeset
1219 PyDoc_VAR(sys_doc) =
43ddcdcd3c71 Patch #505375: Make doc strings optional.
Martin v. Löwis <martin@v.loewis.de>
parents: 22604
diff changeset
1220 PyDoc_STR(
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1221 "This module provides access to some objects used or maintained by the\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1222 interpreter and to functions that interact strongly with the interpreter.\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1223 \n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1224 Dynamic objects:\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1225 \n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1226 argv -- command line arguments; argv[0] is the script pathname if known\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1227 path -- module search path; path[0] is the script directory, else ''\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1228 modules -- dictionary of loaded modules\n\
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1229 \n\
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1230 displayhook -- called to show results in an interactive session\n\
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1231 excepthook -- called to handle any uncaught exception other than SystemExit\n\
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1232 To customize printing in an interactive session or to install a custom\n\
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1233 top-level exception handler, assign other functions to replace these.\n\
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1234 \n\
48470
3d868254ff7e correct docstring
Benjamin Peterson <benjamin@python.org>
parents: 48467
diff changeset
1235 stdin -- standard input file object; used by input()\n\
40788
e9a6234b26af * Remove PRINT_ITEM(_TO), PRINT_NEWLINE(_TO) opcodes.
Georg Brandl <georg@python.org>
parents: 40737
diff changeset
1236 stdout -- standard output file object; used by print()\n\
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1237 stderr -- standard error object; used for error messages\n\
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1238 By assigning other file objects (or objects that behave like files)\n\
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1239 to these, it is possible to redirect all of the interpreter's I/O.\n\
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1240 \n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1241 last_type -- type of last uncaught exception\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1242 last_value -- value of last uncaught exception\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1243 last_traceback -- traceback of last uncaught exception\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1244 These three are only available in an interactive session after a\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1245 traceback has been printed.\n\
9885
030ee50bd8d1 Jim Ahlstrom patch: the module doc string is too long for 16-bit VC
Guido van Rossum <guido@python.org>
parents: 9746
diff changeset
1246 "
23746
43ddcdcd3c71 Patch #505375: Make doc strings optional.
Martin v. Löwis <martin@v.loewis.de>
parents: 22604
diff changeset
1247 )
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1248 /* concatenating string here */
23746
43ddcdcd3c71 Patch #505375: Make doc strings optional.
Martin v. Löwis <martin@v.loewis.de>
parents: 22604
diff changeset
1249 PyDoc_STR(
9885
030ee50bd8d1 Jim Ahlstrom patch: the module doc string is too long for 16-bit VC
Guido van Rossum <guido@python.org>
parents: 9746
diff changeset
1250 "\n\
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1251 Static objects:\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1252 \n\
44311
303727c58b51 Fixed #1630
Christian Heimes <christian@cheimes.de>
parents: 44160
diff changeset
1253 float_info -- a dict with information about the float implementation.\n\
52215
bb5de24a343f Issue #4258: Make it possible to use 30-bit digits for PyLongs:
Mark Dickinson <dickinsm@gmail.com>
parents: 51378
diff changeset
1254 int_info -- a struct sequence with information about the int implementation.\n\
43100
4e6b4ba60c3b Remove the simple slicing API. All slicing is now done with slice objects.
Thomas Wouters <thomas@python.org>
parents: 42896
diff changeset
1255 maxsize -- the largest supported length of containers.\n\
18298
982163c4e9d2 Encode surrogates in UTF-8 even for a wide Py_UNICODE.
Martin v. Löwis <martin@v.loewis.de>
parents: 18136
diff changeset
1256 maxunicode -- the largest supported character\n\
21833
070d392042e3 Fix spelling mistakes. Bugfix candidates.
Neal Norwitz <nnorwitz@gmail.com>
parents: 21712
diff changeset
1257 builtin_module_names -- tuple of module names built into this interpreter\n\
44311
303727c58b51 Fixed #1630
Christian Heimes <christian@cheimes.de>
parents: 44160
diff changeset
1258 subversion -- subversion information of the build as tuple\n\
12394
60dd95c75999 Define version_info to be a tuple (major, minor, micro, level); level
Fred Drake <fdrake@acm.org>
parents: 12136
diff changeset
1259 version -- the version of this interpreter as a string\n\
51378
4cc49d978ec2 Merged revisions 69331 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 50743
diff changeset
1260 version_info -- version information as a named tuple\n\
12394
60dd95c75999 Define version_info to be a tuple (major, minor, micro, level); level
Fred Drake <fdrake@acm.org>
parents: 12136
diff changeset
1261 hexversion -- version information encoded as a single integer\n\
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1262 copyright -- copyright notice pertaining to this interpreter\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1263 platform -- platform identifier\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1264 executable -- pathname of this Python interpreter\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1265 prefix -- prefix used to find the Python library\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1266 exec_prefix -- prefix used to find the machine-specific Python library\n\
53185
97ae7a709c1d Issue #1580: use short float repr where possible.
Mark Dickinson <dickinsm@gmail.com>
parents: 52215
diff changeset
1267 float_repr_style -- string indicating the style of repr() output for floats\n\
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1268 "
23746
43ddcdcd3c71 Patch #505375: Make doc strings optional.
Martin v. Löwis <martin@v.loewis.de>
parents: 22604
diff changeset
1269 )
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1270 #ifdef MS_WINDOWS
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1271 /* concatenating string here */
23746
43ddcdcd3c71 Patch #505375: Make doc strings optional.
Martin v. Löwis <martin@v.loewis.de>
parents: 22604
diff changeset
1272 PyDoc_STR(
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1273 "dllhandle -- [Windows only] integer handle of the Python DLL\n\
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1274 winver -- [Windows only] version number of the Python DLL\n\
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1275 "
23746
43ddcdcd3c71 Patch #505375: Make doc strings optional.
Martin v. Löwis <martin@v.loewis.de>
parents: 22604
diff changeset
1276 )
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1277 #endif /* MS_WINDOWS */
23746
43ddcdcd3c71 Patch #505375: Make doc strings optional.
Martin v. Löwis <martin@v.loewis.de>
parents: 22604
diff changeset
1278 PyDoc_STR(
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1279 "__stdin__ -- the original stdin; don't touch!\n\
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1280 __stdout__ -- the original stdout; don't touch!\n\
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1281 __stderr__ -- the original stderr; don't touch!\n\
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1282 __displayhook__ -- the original displayhook; don't touch!\n\
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1283 __excepthook__ -- the original excepthook; don't touch!\n\
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1284 \n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1285 Functions:\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1286 \n\
44098
0889daf6d0d9 #1535: rename __builtin__ module to builtins.
Georg Brandl <georg@python.org>
parents: 44086
diff changeset
1287 displayhook() -- print an object to the screen, and save it in builtins._\n\
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 15846
diff changeset
1288 excepthook() -- print an exception and its traceback to sys.stderr\n\
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1289 exc_info() -- return thread-safe information about the current exception\n\
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1290 exit() -- exit the interpreter by raising SystemExit\n\
18689
064de84385ca Patch #412229: Add functions sys.getdlopenflags and sys.setdlopenflags.
Martin v. Löwis <martin@v.loewis.de>
parents: 18326
diff changeset
1291 getdlopenflags() -- returns flags to be used for dlopen() calls\n\
44828
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Christian Heimes <christian@cheimes.de>
parents: 44699
diff changeset
1292 getprofile() -- get the global profiling function\n\
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1293 getrefcount() -- return the reference count for an object (plus one :-)\n\
14308
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14295
diff changeset
1294 getrecursionlimit() -- return the max recursion depth for the interpreter\n\
47466
58f4b60773fe Merged revisions 63856-63857,63859-63860 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 47464
diff changeset
1295 getsizeof() -- return the size of an object in bytes\n\
44828
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Christian Heimes <christian@cheimes.de>
parents: 44699
diff changeset
1296 gettrace() -- get the global debug tracing function\n\
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1297 setcheckinterval() -- control how often the interpreter checks for events\n\
18689
064de84385ca Patch #412229: Add functions sys.getdlopenflags and sys.setdlopenflags.
Martin v. Löwis <martin@v.loewis.de>
parents: 18326
diff changeset
1298 setdlopenflags() -- set the flags to be used for dlopen() calls\n\
8566
6e8b0e754a7f Added doc strings. Maybe the doc string for the module itself is a bit
Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1299 setprofile() -- set the global profiling function\n\
14308
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14295
diff changeset
1300 setrecursionlimit() -- set the max recursion depth for the interpreter\n\
8566
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Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1301 settrace() -- set the global debug tracing function\n\
13971
aa4202702252 The attempt to protect against MS_WIN16 compilers that do not support long
Fred Drake <fdrake@acm.org>
parents: 13968
diff changeset
1302 "
23746
43ddcdcd3c71 Patch #505375: Make doc strings optional.
Martin v. Löwis <martin@v.loewis.de>
parents: 22604
diff changeset
1303 )
13971
aa4202702252 The attempt to protect against MS_WIN16 compilers that do not support long
Fred Drake <fdrake@acm.org>
parents: 13968
diff changeset
1304 /* end of sys_doc */ ;
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Guido van Rossum <guido@python.org>
parents: 8314
diff changeset
1305
36207
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1306 /* Subversion branch and revision management */
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1307 static const char _patchlevel_revision[] = PY_PATCHLEVEL_REVISION;
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1308 static const char headurl[] = "$HeadURL$";
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1309 static int svn_initialized;
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1310 static char patchlevel_revision[50]; /* Just the number */
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1311 static char branch[50];
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1312 static char shortbranch[50];
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1313 static const char *svn_revision;
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1314
36212
cee05980f1fd svnversion_init(): Use standard layout for function defn.
Tim Peters <tim.peters@gmail.com>
parents: 36211
diff changeset
1315 static void
cee05980f1fd svnversion_init(): Use standard layout for function defn.
Tim Peters <tim.peters@gmail.com>
parents: 36211
diff changeset
1316 svnversion_init(void)
36207
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1317 {
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diff changeset
1318 const char *python, *br_start, *br_end, *br_end2, *svnversion;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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diff changeset
1319 Py_ssize_t len;
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diff changeset
1320 int istag = 0;
36207
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1321
61466
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diff changeset
1322 if (svn_initialized)
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diff changeset
1323 return;
36207
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1324
61466
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diff changeset
1325 python = strstr(headurl, "/python/");
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diff changeset
1326 if (!python) {
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parents: 60889
diff changeset
1327 strcpy(branch, "unknown branch");
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parents: 60889
diff changeset
1328 strcpy(shortbranch, "unknown");
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parents: 60889
diff changeset
1329 }
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diff changeset
1330 else {
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parents: 60889
diff changeset
1331 br_start = python + 8;
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diff changeset
1332 br_end = strchr(br_start, '/');
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1333 assert(br_end);
42703
8bad8722f0e6 Patch #1774414: make it possible to use SVK to develop Python.
Collin Winter <collinw@gmail.com>
parents: 42622
diff changeset
1334
61466
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1335 /* Works even for trunk,
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60889
diff changeset
1336 as we are in trunk/Python/sysmodule.c */
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parents: 60889
diff changeset
1337 br_end2 = strchr(br_end+1, '/');
42703
8bad8722f0e6 Patch #1774414: make it possible to use SVK to develop Python.
Collin Winter <collinw@gmail.com>
parents: 42622
diff changeset
1338
61466
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diff changeset
1339 istag = strncmp(br_start, "tags", 4) == 0;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1340 if (strncmp(br_start, "trunk", 5) == 0) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1341 strcpy(branch, "trunk");
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1342 strcpy(shortbranch, "trunk");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1343 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1344 else if (istag || strncmp(br_start, "branches", 8) == 0) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1345 len = br_end2 - br_start;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1346 strncpy(branch, br_start, len);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1347 branch[len] = '\0';
42703
8bad8722f0e6 Patch #1774414: make it possible to use SVK to develop Python.
Collin Winter <collinw@gmail.com>
parents: 42622
diff changeset
1348
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1349 len = br_end2 - (br_end + 1);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1350 strncpy(shortbranch, br_end + 1, len);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1351 shortbranch[len] = '\0';
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parents: 60889
diff changeset
1352 }
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diff changeset
1353 else {
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parents: 60889
diff changeset
1354 Py_FatalError("bad HeadURL");
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1355 return;
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parents: 60889
diff changeset
1356 }
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diff changeset
1357 }
36207
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1358
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1359
61466
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diff changeset
1360 svnversion = _Py_svnversion();
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1361 if (strcmp(svnversion, "Unversioned directory") != 0 && strcmp(svnversion, "exported") != 0)
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diff changeset
1362 svn_revision = svnversion;
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parents: 60889
diff changeset
1363 else if (istag) {
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parents: 60889
diff changeset
1364 len = strlen(_patchlevel_revision);
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parents: 60889
diff changeset
1365 assert(len >= 13);
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parents: 60889
diff changeset
1366 assert(len < (sizeof(patchlevel_revision) + 13));
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diff changeset
1367 strncpy(patchlevel_revision, _patchlevel_revision + 11,
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diff changeset
1368 len - 13);
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parents: 60889
diff changeset
1369 patchlevel_revision[len - 13] = '\0';
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diff changeset
1370 svn_revision = patchlevel_revision;
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diff changeset
1371 }
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diff changeset
1372 else
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diff changeset
1373 svn_revision = "";
36211
6d743e5baf14 Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 36207
diff changeset
1374
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diff changeset
1375 svn_initialized = 1;
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Martin v. Löwis <martin@v.loewis.de>
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1376 }
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Martin v. Löwis <martin@v.loewis.de>
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diff changeset
1377
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Martin v. Löwis <martin@v.loewis.de>
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diff changeset
1378 /* Return svnversion output if available.
825a041813fb Drop sys.build_number. Add sys.subversion.
Martin v. Löwis <martin@v.loewis.de>
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diff changeset
1379 Else return Revision of patchlevel.h if on branch.
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Martin v. Löwis <martin@v.loewis.de>
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diff changeset
1380 Else return empty string */
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Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1381 const char*
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Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1382 Py_SubversionRevision()
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Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1383 {
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diff changeset
1384 svnversion_init();
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diff changeset
1385 return svn_revision;
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1386 }
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Martin v. Löwis <martin@v.loewis.de>
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diff changeset
1387
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Martin v. Löwis <martin@v.loewis.de>
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diff changeset
1388 const char*
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Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1389 Py_SubversionShortBranch()
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Martin v. Löwis <martin@v.loewis.de>
parents: 36070
diff changeset
1390 {
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diff changeset
1391 svnversion_init();
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diff changeset
1392 return shortbranch;
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diff changeset
1393 }
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diff changeset
1394
44674
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diff changeset
1395
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diff changeset
1396 PyDoc_STRVAR(flags__doc__,
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Christian Heimes <christian@cheimes.de>
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diff changeset
1397 "sys.flags\n\
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diff changeset
1398 \n\
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diff changeset
1399 Flags provided through command line arguments or environment vars.");
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diff changeset
1400
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diff changeset
1401 static PyTypeObject FlagsType;
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diff changeset
1402
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diff changeset
1403 static PyStructSequence_Field flags_fields[] = {
61466
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diff changeset
1404 {"debug", "-d"},
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diff changeset
1405 {"division_warning", "-Q"},
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diff changeset
1406 {"inspect", "-i"},
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diff changeset
1407 {"interactive", "-i"},
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diff changeset
1408 {"optimize", "-O or -OO"},
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diff changeset
1409 {"dont_write_bytecode", "-B"},
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diff changeset
1410 {"no_user_site", "-s"},
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diff changeset
1411 {"no_site", "-S"},
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diff changeset
1412 {"ignore_environment", "-E"},
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1413 {"verbose", "-v"},
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1414 #ifdef RISCOS
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1415 {"riscos_wimp", "???"},
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1416 #endif
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1417 /* {"unbuffered", "-u"}, */
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diff changeset
1418 /* {"skip_first", "-x"}, */
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Georg Brandl <georg@python.org>
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diff changeset
1419 {"bytes_warning", "-b"},
b7be652daf6e Add sys.flags.quiet attribute for the new -q option, as noted missing by Eric in #1772833.
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1420 {"quiet", "-q"},
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1421 {0}
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1422 };
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1423
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1424 static PyStructSequence_Desc flags_desc = {
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1425 "sys.flags", /* name */
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diff changeset
1426 flags__doc__, /* doc */
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1427 flags_fields, /* fields */
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1428 #ifdef RISCOS
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1429 13
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1430 #else
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1431 12
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1432 #endif
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1433 };
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1434
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1435 static PyObject*
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1436 make_flags(void)
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1437 {
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1438 int pos = 0;
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1439 PyObject *seq;
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1440
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1441 seq = PyStructSequence_New(&FlagsType);
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1442 if (seq == NULL)
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1443 return NULL;
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1444
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1445 #define SetFlag(flag) \
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1446 PyStructSequence_SET_ITEM(seq, pos++, PyLong_FromLong(flag))
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1447
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1448 SetFlag(Py_DebugFlag);
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1449 SetFlag(Py_DivisionWarningFlag);
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1450 SetFlag(Py_InspectFlag);
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1451 SetFlag(Py_InteractiveFlag);
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1452 SetFlag(Py_OptimizeFlag);
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1453 SetFlag(Py_DontWriteBytecodeFlag);
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1454 SetFlag(Py_NoUserSiteDirectory);
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1455 SetFlag(Py_NoSiteFlag);
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1456 SetFlag(Py_IgnoreEnvironmentFlag);
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1457 SetFlag(Py_VerboseFlag);
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1458 #ifdef RISCOS
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1459 SetFlag(Py_RISCOSWimpFlag);
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1460 #endif
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1461 /* SetFlag(saw_unbuffered_flag); */
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1462 /* SetFlag(skipfirstline); */
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1463 SetFlag(Py_BytesWarningFlag);
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1464 SetFlag(Py_QuietFlag);
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1465 #undef SetFlag
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1466
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1467 if (PyErr_Occurred()) {
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1468 return NULL;
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1469 }
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1470 return seq;
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1471 }
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1472
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1473 PyDoc_STRVAR(version_info__doc__,
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1474 "sys.version_info\n\
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1475 \n\
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1476 Version information as a named tuple.");
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1477
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1478 static PyTypeObject VersionInfoType;
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1479
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1480 static PyStructSequence_Field version_info_fields[] = {
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1481 {"major", "Major release number"},
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1482 {"minor", "Minor release number"},
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1483 {"micro", "Patch release number"},
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1484 {"releaselevel", "'alpha', 'beta', 'candidate', or 'release'"},
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1485 {"serial", "Serial release number"},
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1486 {0}
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1487 };
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1488
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1489 static PyStructSequence_Desc version_info_desc = {
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1490 "sys.version_info", /* name */
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1491 version_info__doc__, /* doc */
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1492 version_info_fields, /* fields */
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1493 5
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1494 };
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1495
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1496 static PyObject *
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1497 make_version_info(void)
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1498 {
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1499 PyObject *version_info;
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1500 char *s;
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1501 int pos = 0;
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1502
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1503 version_info = PyStructSequence_New(&VersionInfoType);
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1504 if (version_info == NULL) {
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1505 return NULL;
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1506 }
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1507
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1508 /*
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1509 * These release level checks are mutually exclusive and cover
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1510 * the field, so don't get too fancy with the pre-processor!
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1511 */
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1512 #if PY_RELEASE_LEVEL == PY_RELEASE_LEVEL_ALPHA
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1513 s = "alpha";
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1514 #elif PY_RELEASE_LEVEL == PY_RELEASE_LEVEL_BETA
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1515 s = "beta";
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1516 #elif PY_RELEASE_LEVEL == PY_RELEASE_LEVEL_GAMMA
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1517 s = "candidate";
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1518 #elif PY_RELEASE_LEVEL == PY_RELEASE_LEVEL_FINAL
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1519 s = "final";
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1520 #endif
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1521
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1522 #define SetIntItem(flag) \
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1523 PyStructSequence_SET_ITEM(version_info, pos++, PyLong_FromLong(flag))
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1524 #define SetStrItem(flag) \
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1525 PyStructSequence_SET_ITEM(version_info, pos++, PyUnicode_FromString(flag))
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1526
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1527 SetIntItem(PY_MAJOR_VERSION);
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1528 SetIntItem(PY_MINOR_VERSION);
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1529 SetIntItem(PY_MICRO_VERSION);
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1530 SetStrItem(s);
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1531 SetIntItem(PY_RELEASE_SERIAL);
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1532 #undef SetIntItem
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1533 #undef SetStrItem
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1534
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1535 if (PyErr_Occurred()) {
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1536 Py_CLEAR(version_info);
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1537 return NULL;
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1538 }
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1539 return version_info;
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1540 }
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1541
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47489
diff changeset
1542 static struct PyModuleDef sysmodule = {
61466
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diff changeset
1543 PyModuleDef_HEAD_INIT,
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diff changeset
1544 "sys",
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diff changeset
1545 sys_doc,
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diff changeset
1546 -1, /* multiple "initialization" just copies the module dict. */
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diff changeset
1547 sys_methods,
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diff changeset
1548 NULL,
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diff changeset
1549 NULL,
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diff changeset
1550 NULL,
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diff changeset
1551 NULL
47580
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47489
diff changeset
1552 };
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47489
diff changeset
1553
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5863
diff changeset
1554 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13447
diff changeset
1555 _PySys_Init(void)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1556 {
61466
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diff changeset
1557 PyObject *m, *v, *sysdict;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1558 char *s;
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5863
diff changeset
1559
61466
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parents: 60889
diff changeset
1560 m = PyModule_Create(&sysmodule);
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parents: 60889
diff changeset
1561 if (m == NULL)
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diff changeset
1562 return NULL;
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diff changeset
1563 sysdict = PyModule_GetDict(m);
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diff changeset
1564 #define SET_SYS_FROM_STRING(key, value) \
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diff changeset
1565 v = value; \
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diff changeset
1566 if (v != NULL) \
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diff changeset
1567 PyDict_SetItemString(sysdict, key, v); \
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diff changeset
1568 Py_XDECREF(v)
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5863
diff changeset
1569
61466
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diff changeset
1570 /* Check that stdin is not a directory
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diff changeset
1571 Using shell redirection, you can redirect stdin to a directory,
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diff changeset
1572 crashing the Python interpreter. Catch this common mistake here
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parents: 60889
diff changeset
1573 and output a useful error message. Note that under MS Windows,
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diff changeset
1574 the shell already prevents that. */
50743
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Martin v. Löwis <martin@v.loewis.de>
parents: 49613
diff changeset
1575 #if !defined(MS_WINDOWS)
61466
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diff changeset
1576 {
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diff changeset
1577 struct stat sb;
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diff changeset
1578 if (fstat(fileno(stdin), &sb) == 0 &&
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diff changeset
1579 S_ISDIR(sb.st_mode)) {
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diff changeset
1580 /* There's nothing more we can do. */
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diff changeset
1581 /* Py_FatalError() will core dump, so just exit. */
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diff changeset
1582 PySys_WriteStderr("Python error: <stdin> is a directory, cannot continue\n");
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diff changeset
1583 exit(EXIT_FAILURE);
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diff changeset
1584 }
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diff changeset
1585 }
50743
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Martin v. Löwis <martin@v.loewis.de>
parents: 49613
diff changeset
1586 #endif
35673
612a12178e47 SF bug #887946, segfault if redirecting directory
Neal Norwitz <nnorwitz@gmail.com>
parents: 35572
diff changeset
1587
61466
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diff changeset
1588 /* stdin/stdout/stderr are now set by pythonrun.c */
29065
bf1634b023d5 Patch #612627: Add encoding attribute to file objects, and determine
Martin v. Löwis <martin@v.loewis.de>
parents: 28949
diff changeset
1589
61466
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diff changeset
1590 PyDict_SetItemString(sysdict, "__displayhook__",
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diff changeset
1591 PyDict_GetItemString(sysdict, "displayhook"));
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diff changeset
1592 PyDict_SetItemString(sysdict, "__excepthook__",
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parents: 60889
diff changeset
1593 PyDict_GetItemString(sysdict, "excepthook"));
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diff changeset
1594 SET_SYS_FROM_STRING("version",
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diff changeset
1595 PyUnicode_FromString(Py_GetVersion()));
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diff changeset
1596 SET_SYS_FROM_STRING("hexversion",
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parents: 60889
diff changeset
1597 PyLong_FromLong(PY_VERSION_HEX));
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parents: 60889
diff changeset
1598 svnversion_init();
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parents: 60889
diff changeset
1599 SET_SYS_FROM_STRING("subversion",
62155
600c23127207 Issue #8848: U / U# formats of Py_BuildValue() are just alias to s / s#
Victor Stinner <victor.stinner@haypocalc.com>
parents: 61873
diff changeset
1600 Py_BuildValue("(sss)", "CPython", branch,
61466
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diff changeset
1601 svn_revision));
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diff changeset
1602 SET_SYS_FROM_STRING("dont_write_bytecode",
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diff changeset
1603 PyBool_FromLong(Py_DontWriteBytecodeFlag));
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parents: 60889
diff changeset
1604 SET_SYS_FROM_STRING("api_version",
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parents: 60889
diff changeset
1605 PyLong_FromLong(PYTHON_API_VERSION));
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parents: 60889
diff changeset
1606 SET_SYS_FROM_STRING("copyright",
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parents: 60889
diff changeset
1607 PyUnicode_FromString(Py_GetCopyright()));
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diff changeset
1608 SET_SYS_FROM_STRING("platform",
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parents: 60889
diff changeset
1609 PyUnicode_FromString(Py_GetPlatform()));
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diff changeset
1610 SET_SYS_FROM_STRING("executable",
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diff changeset
1611 PyUnicode_FromWideChar(
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diff changeset
1612 Py_GetProgramFullPath(), -1));
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diff changeset
1613 SET_SYS_FROM_STRING("prefix",
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diff changeset
1614 PyUnicode_FromWideChar(Py_GetPrefix(), -1));
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diff changeset
1615 SET_SYS_FROM_STRING("exec_prefix",
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diff changeset
1616 PyUnicode_FromWideChar(Py_GetExecPrefix(), -1));
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diff changeset
1617 SET_SYS_FROM_STRING("maxsize",
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diff changeset
1618 PyLong_FromSsize_t(PY_SSIZE_T_MAX));
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diff changeset
1619 SET_SYS_FROM_STRING("float_info",
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parents: 60889
diff changeset
1620 PyFloat_GetInfo());
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diff changeset
1621 SET_SYS_FROM_STRING("int_info",
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diff changeset
1622 PyLong_GetInfo());
61873
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
1623 /* initialize hash_info */
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
1624 if (Hash_InfoType.tp_name == 0)
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
1625 PyStructSequence_InitType(&Hash_InfoType, &hash_info_desc);
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
1626 SET_SYS_FROM_STRING("hash_info",
0bc8ffe6ba9a Issue #8188: Introduce a new scheme for computing hashes of numbers
Mark Dickinson <dickinsm@gmail.com>
parents: 61790
diff changeset
1627 get_hash_info());
61466
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diff changeset
1628 SET_SYS_FROM_STRING("maxunicode",
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parents: 60889
diff changeset
1629 PyLong_FromLong(PyUnicode_GetMax()));
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diff changeset
1630 SET_SYS_FROM_STRING("builtin_module_names",
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diff changeset
1631 list_builtin_module_names());
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diff changeset
1632 {
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diff changeset
1633 /* Assumes that longs are at least 2 bytes long.
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parents: 60889
diff changeset
1634 Should be safe! */
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diff changeset
1635 unsigned long number = 1;
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diff changeset
1636 char *value;
13968
841cf9012ac3 Add a byte_order value to the sys module. The value is "big" for
Fred Drake <fdrake@acm.org>
parents: 13694
diff changeset
1637
61466
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diff changeset
1638 s = (char *) &number;
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diff changeset
1639 if (s[0] == 0)
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diff changeset
1640 value = "big";
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diff changeset
1641 else
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diff changeset
1642 value = "little";
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diff changeset
1643 SET_SYS_FROM_STRING("byteorder",
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diff changeset
1644 PyUnicode_FromString(value));
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diff changeset
1645 }
4126
c80c515999b9 Use MS_DLL_ID as sys.winver
Guido van Rossum <guido@python.org>
parents: 3877
diff changeset
1646 #ifdef MS_COREDLL
61466
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1647 SET_SYS_FROM_STRING("dllhandle",
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diff changeset
1648 PyLong_FromVoidPtr(PyWin_DLLhModule));
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diff changeset
1649 SET_SYS_FROM_STRING("winver",
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diff changeset
1650 PyUnicode_FromString(PyWin_DLLVersionString));
3490
1dfc519ea3cb Under NT, define sys.dllhandle and sys.winver (Mark H.).
Guido van Rossum <guido@python.org>
parents: 3326
diff changeset
1651 #endif
65389
932f97bfbdc0 First (uncontroversial) part of issue 9807.
Barry Warsaw <barry@python.org>
parents: 65166
diff changeset
1652 #ifdef ABIFLAGS
932f97bfbdc0 First (uncontroversial) part of issue 9807.
Barry Warsaw <barry@python.org>
parents: 65166
diff changeset
1653 SET_SYS_FROM_STRING("abiflags",
932f97bfbdc0 First (uncontroversial) part of issue 9807.
Barry Warsaw <barry@python.org>
parents: 65166
diff changeset
1654 PyUnicode_FromString(ABIFLAGS));
932f97bfbdc0 First (uncontroversial) part of issue 9807.
Barry Warsaw <barry@python.org>
parents: 65166
diff changeset
1655 #endif
61466
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1656 if (warnoptions == NULL) {
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diff changeset
1657 warnoptions = PyList_New(0);
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1658 }
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1659 else {
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1660 Py_INCREF(warnoptions);
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1661 }
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1662 if (warnoptions != NULL) {
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1663 PyDict_SetItemString(sysdict, "warnoptions", warnoptions);
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diff changeset
1664 }
36211
6d743e5baf14 Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 36207
diff changeset
1665
65575
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1666 v = get_xoptions();
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1667 if (v != NULL) {
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1668 PyDict_SetItemString(sysdict, "_xoptions", v);
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1669 }
0b5bfba7a907 Issue #10089: Add support for arbitrary -X options on the command-line.
Antoine Pitrou <solipsis@pitrou.net>
parents: 65494
diff changeset
1670
61466
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diff changeset
1671 /* version_info */
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parents: 60889
diff changeset
1672 if (VersionInfoType.tp_name == 0)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1673 PyStructSequence_InitType(&VersionInfoType, &version_info_desc);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1674 SET_SYS_FROM_STRING("version_info", make_version_info());
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1675 /* prevent user from creating new instances */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1676 VersionInfoType.tp_init = NULL;
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parents: 60889
diff changeset
1677 VersionInfoType.tp_new = NULL;
51378
4cc49d978ec2 Merged revisions 69331 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 50743
diff changeset
1678
61466
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parents: 60889
diff changeset
1679 /* flags */
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parents: 60889
diff changeset
1680 if (FlagsType.tp_name == 0)
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parents: 60889
diff changeset
1681 PyStructSequence_InitType(&FlagsType, &flags_desc);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1682 SET_SYS_FROM_STRING("flags", make_flags());
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1683 /* prevent user from creating new instances */
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60889
diff changeset
1684 FlagsType.tp_init = NULL;
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parents: 60889
diff changeset
1685 FlagsType.tp_new = NULL;
44674
1154158a199f Merged revisions 59933-59951 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44587
diff changeset
1686
58507
7379cf70fd60 Merged revisions 77763 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57181
diff changeset
1687
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Eric Smith <eric@trueblade.com>
parents: 57181
diff changeset
1688 #if defined(MS_WINDOWS)
61466
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diff changeset
1689 /* getwindowsversion */
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diff changeset
1690 if (WindowsVersionType.tp_name == 0)
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parents: 60889
diff changeset
1691 PyStructSequence_InitType(&WindowsVersionType, &windows_version_desc);
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1692 /* prevent user from creating new instances */
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diff changeset
1693 WindowsVersionType.tp_init = NULL;
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diff changeset
1694 WindowsVersionType.tp_new = NULL;
58507
7379cf70fd60 Merged revisions 77763 via svnmerge from
Eric Smith <eric@trueblade.com>
parents: 57181
diff changeset
1695 #endif
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Eric Smith <eric@trueblade.com>
parents: 57181
diff changeset
1696
61466
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parents: 60889
diff changeset
1697 /* float repr style: 0.03 (short) vs 0.029999999999999999 (legacy) */
53185
97ae7a709c1d Issue #1580: use short float repr where possible.
Mark Dickinson <dickinsm@gmail.com>
parents: 52215
diff changeset
1698 #ifndef PY_NO_SHORT_FLOAT_REPR
61466
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diff changeset
1699 SET_SYS_FROM_STRING("float_repr_style",
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parents: 60889
diff changeset
1700 PyUnicode_FromString("short"));
53185
97ae7a709c1d Issue #1580: use short float repr where possible.
Mark Dickinson <dickinsm@gmail.com>
parents: 52215
diff changeset
1701 #else
61466
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diff changeset
1702 SET_SYS_FROM_STRING("float_repr_style",
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parents: 60889
diff changeset
1703 PyUnicode_FromString("legacy"));
53185
97ae7a709c1d Issue #1580: use short float repr where possible.
Mark Dickinson <dickinsm@gmail.com>
parents: 52215
diff changeset
1704 #endif
97ae7a709c1d Issue #1580: use short float repr where possible.
Mark Dickinson <dickinsm@gmail.com>
parents: 52215
diff changeset
1705
45071
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Christian Heimes <christian@cheimes.de>
parents: 45026
diff changeset
1706 #undef SET_SYS_FROM_STRING
61466
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diff changeset
1707 if (PyErr_Occurred())
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1708 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1709 return m;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 83
diff changeset
1710 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 83
diff changeset
1711
5372
424922afc1bb Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5340
diff changeset
1712 static PyObject *
46318
22a74eaf6b22 Change command line processing API to use wchar_t.
Martin v. Löwis <martin@v.loewis.de>
parents: 45145
diff changeset
1713 makepathobject(const wchar_t *path, wchar_t delim)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 83
diff changeset
1714 {
61466
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diff changeset
1715 int i, n;
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diff changeset
1716 const wchar_t *p;
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diff changeset
1717 PyObject *v, *w;
36211
6d743e5baf14 Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 36207
diff changeset
1718
61466
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diff changeset
1719 n = 1;
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parents: 60889
diff changeset
1720 p = path;
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parents: 60889
diff changeset
1721 while ((p = wcschr(p, delim)) != NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1722 n++;
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parents: 60889
diff changeset
1723 p++;
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parents: 60889
diff changeset
1724 }
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parents: 60889
diff changeset
1725 v = PyList_New(n);
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parents: 60889
diff changeset
1726 if (v == NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1727 return NULL;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1728 for (i = 0; ; i++) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1729 p = wcschr(path, delim);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1730 if (p == NULL)
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parents: 60889
diff changeset
1731 p = path + wcslen(path); /* End of string */
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parents: 60889
diff changeset
1732 w = PyUnicode_FromWideChar(path, (Py_ssize_t)(p - path));
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parents: 60889
diff changeset
1733 if (w == NULL) {
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parents: 60889
diff changeset
1734 Py_DECREF(v);
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parents: 60889
diff changeset
1735 return NULL;
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parents: 60889
diff changeset
1736 }
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parents: 60889
diff changeset
1737 PyList_SetItem(v, i, w);
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parents: 60889
diff changeset
1738 if (*p == '\0')
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diff changeset
1739 break;
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parents: 60889
diff changeset
1740 path = p+1;
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diff changeset
1741 }
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diff changeset
1742 return v;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 83
diff changeset
1743 }
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 83
diff changeset
1744
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 83
diff changeset
1745 void
46318
22a74eaf6b22 Change command line processing API to use wchar_t.
Martin v. Löwis <martin@v.loewis.de>
parents: 45145
diff changeset
1746 PySys_SetPath(const wchar_t *path)
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 83
diff changeset
1747 {
61466
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diff changeset
1748 PyObject *v;
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parents: 60889
diff changeset
1749 if ((v = makepathobject(path, DELIM)) == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60889
diff changeset
1750 Py_FatalError("can't create sys.path");
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parents: 60889
diff changeset
1751 if (PySys_SetObject("path", v) != 0)
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parents: 60889
diff changeset
1752 Py_FatalError("can't assign sys.path");
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parents: 60889
diff changeset
1753 Py_DECREF(v);
83
f6bcf3c1d714 Empty all modules' symbol tables, so most circular references are
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
1754 }
f6bcf3c1d714 Empty all modules' symbol tables, so most circular references are
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
1755
5372
424922afc1bb Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5340
diff changeset
1756 static PyObject *
46318
22a74eaf6b22 Change command line processing API to use wchar_t.
Martin v. Löwis <martin@v.loewis.de>
parents: 45145
diff changeset
1757 makeargvobject(int argc, wchar_t **argv)
83
f6bcf3c1d714 Empty all modules' symbol tables, so most circular references are
Guido van Rossum <guido@python.org>
parents: 6
diff changeset
1758 {
61466
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parents: 60889
diff changeset
1759 PyObject *av;
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parents: 60889
diff changeset
1760 if (argc <= 0 || argv == NULL) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60889
diff changeset
1761 /* Ensure at least one (empty) argument is seen */
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parents: 60889
diff changeset
1762 static wchar_t *empty_argv[1] = {L""};
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parents: 60889
diff changeset
1763 argv = empty_argv;
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diff changeset
1764 argc = 1;
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parents: 60889
diff changeset
1765 }
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parents: 60889
diff changeset
1766 av = PyList_New(argc);
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parents: 60889
diff changeset
1767 if (av != NULL) {
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parents: 60889
diff changeset
1768 int i;
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parents: 60889
diff changeset
1769 for (i = 0; i < argc; i++) {
28949
ac487a7f7f2c Patch #708495: Port more stuff to OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 28556
diff changeset
1770 #ifdef __VMS
61466
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parents: 60889
diff changeset
1771 PyObject *v;
28949
ac487a7f7f2c Patch #708495: Port more stuff to OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 28556
diff changeset
1772
61466
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diff changeset
1773 /* argv[0] is the script pathname if known */
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parents: 60889
diff changeset
1774 if (i == 0) {
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parents: 60889
diff changeset
1775 char* fn = decc$translate_vms(argv[0]);
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parents: 60889
diff changeset
1776 if ((fn == (char *)0) || fn == (char *)-1)
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parents: 60889
diff changeset
1777 v = PyUnicode_FromString(argv[0]);
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parents: 60889
diff changeset
1778 else
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parents: 60889
diff changeset
1779 v = PyUnicode_FromString(
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diff changeset
1780 decc$translate_vms(argv[0]));
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diff changeset
1781 } else
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parents: 60889
diff changeset
1782 v = PyUnicode_FromString(argv[i]);
28949
ac487a7f7f2c Patch #708495: Port more stuff to OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 28556
diff changeset
1783 #else
61466
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diff changeset
1784 PyObject *v = PyUnicode_FromWideChar(argv[i], -1);
28949
ac487a7f7f2c Patch #708495: Port more stuff to OpenVMS.
Martin v. Löwis <martin@v.loewis.de>
parents: 28556
diff changeset
1785 #endif
61466
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diff changeset
1786 if (v == NULL) {
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diff changeset
1787 Py_DECREF(av);
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diff changeset
1788 av = NULL;
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diff changeset
1789 break;
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diff changeset
1790 }
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diff changeset
1791 PyList_SetItem(av, i, v);
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diff changeset
1792 }
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diff changeset
1793 }
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diff changeset
1794 return av;
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1795 }
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1796
64110
212a16f906a6 Issue #8202: Set sys.argv[0] to -m rather than -c while searching for the module to execute. Also updates all the cmd_line_script tests to validate the setting of sys.path[0] and the current working directory
Nick Coghlan <ncoghlan@gmail.com>
parents: 64064
diff changeset
1797 #define _HAVE_SCRIPT_ARGUMENT(argc, argv) \
212a16f906a6 Issue #8202: Set sys.argv[0] to -m rather than -c while searching for the module to execute. Also updates all the cmd_line_script tests to validate the setting of sys.path[0] and the current working directory
Nick Coghlan <ncoghlan@gmail.com>
parents: 64064
diff changeset
1798 (argc > 0 && argv0 != NULL && \
212a16f906a6 Issue #8202: Set sys.argv[0] to -m rather than -c while searching for the module to execute. Also updates all the cmd_line_script tests to validate the setting of sys.path[0] and the current working directory
Nick Coghlan <ncoghlan@gmail.com>
parents: 64064
diff changeset
1799 wcscmp(argv0, L"-c") != 0 && wcscmp(argv0, L"-m") != 0)
65154
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1800
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1801 static void
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1802 sys_update_path(int argc, wchar_t **argv)
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1803 {
65154
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1804 wchar_t *argv0;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1805 wchar_t *p = NULL;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1806 Py_ssize_t n = 0;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1807 PyObject *a;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1808 PyObject *path;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1809 #ifdef HAVE_READLINK
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1810 wchar_t link[MAXPATHLEN+1];
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1811 wchar_t argv0copy[2*MAXPATHLEN+1];
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1812 int nr = 0;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1813 #endif
27977
0fe321e78ad3 - sys.path[0] (the directory from which the script is loaded) is now
Guido van Rossum <guido@python.org>
parents: 27712
diff changeset
1814 #if defined(HAVE_REALPATH)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1815 wchar_t fullpath[MAXPATHLEN];
50743
e8154bd322cb Merged revisions 68540 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 49613
diff changeset
1816 #elif defined(MS_WINDOWS) && !defined(MS_WINCE)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1817 wchar_t fullpath[MAX_PATH];
27156
585a6460f577 Patch #664376: sys.path[0] should contain absolute pathname.
Thomas Heller <theller@ctypes.org>
parents: 25666
diff changeset
1818 #endif
65154
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1819
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1820 path = PySys_GetObject("path");
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1821 if (path == NULL)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1822 return;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1823
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1824 argv0 = argv[0];
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1825
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1826 #ifdef HAVE_READLINK
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1827 if (_HAVE_SCRIPT_ARGUMENT(argc, argv))
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1828 nr = _Py_wreadlink(argv0, link, MAXPATHLEN);
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1829 if (nr > 0) {
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1830 /* It's a symlink */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1831 link[nr] = '\0';
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1832 if (link[0] == SEP)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1833 argv0 = link; /* Link to absolute path */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1834 else if (wcschr(link, SEP) == NULL)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1835 ; /* Link without path */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1836 else {
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1837 /* Must join(dirname(argv0), link) */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1838 wchar_t *q = wcsrchr(argv0, SEP);
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1839 if (q == NULL)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1840 argv0 = link; /* argv0 without path */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1841 else {
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1842 /* Must make a copy */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1843 wcscpy(argv0copy, argv0);
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1844 q = wcsrchr(argv0copy, SEP);
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1845 wcscpy(q+1, link);
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1846 argv0 = argv0copy;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1847 }
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1848 }
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1849 }
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1850 #endif /* HAVE_READLINK */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1851 #if SEP == '\\' /* Special case for MS filename syntax */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1852 if (_HAVE_SCRIPT_ARGUMENT(argc, argv)) {
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1853 wchar_t *q;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1854 #if defined(MS_WINDOWS) && !defined(MS_WINCE)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1855 /* This code here replaces the first element in argv with the full
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1856 path that it represents. Under CE, there are no relative paths so
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1857 the argument must be the full path anyway. */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1858 wchar_t *ptemp;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1859 if (GetFullPathNameW(argv0,
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1860 sizeof(fullpath)/sizeof(fullpath[0]),
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1861 fullpath,
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1862 &ptemp)) {
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1863 argv0 = fullpath;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1864 }
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1865 #endif
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1866 p = wcsrchr(argv0, SEP);
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1867 /* Test for alternate separator */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1868 q = wcsrchr(p ? p : argv0, '/');
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1869 if (q != NULL)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1870 p = q;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1871 if (p != NULL) {
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1872 n = p + 1 - argv0;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1873 if (n > 1 && p[-1] != ':')
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1874 n--; /* Drop trailing separator */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1875 }
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1876 }
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1877 #else /* All other filename syntaxes */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1878 if (_HAVE_SCRIPT_ARGUMENT(argc, argv)) {
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1879 #if defined(HAVE_REALPATH)
65166
8fd5d06462e6 _Py_wrealpath() requires the size of the output buffer
Victor Stinner <victor.stinner@haypocalc.com>
parents: 65162
diff changeset
1880 if (_Py_wrealpath(argv0, fullpath, PATH_MAX)) {
65154
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1881 argv0 = fullpath;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1882 }
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1883 #endif
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1884 p = wcsrchr(argv0, SEP);
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1885 }
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1886 if (p != NULL) {
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1887 n = p + 1 - argv0;
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1888 #if SEP == '/' /* Special case for Unix filename syntax */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1889 if (n > 1)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1890 n--; /* Drop trailing separator */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1891 #endif /* Unix */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1892 }
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1893 #endif /* All others */
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1894 a = PyUnicode_FromWideChar(argv0, n);
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1895 if (a == NULL)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1896 Py_FatalError("no mem for sys.path insertion");
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1897 if (PyList_Insert(path, 0, a) < 0)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1898 Py_FatalError("sys.path.insert(0) failed");
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1899 Py_DECREF(a);
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1900 }
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1901
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1902 void
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1903 PySys_SetArgvEx(int argc, wchar_t **argv, int updatepath)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1904 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
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parents: 60889
diff changeset
1905 PyObject *av = makeargvobject(argc, argv);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1906 if (av == NULL)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1907 Py_FatalError("no mem for sys.argv");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1908 if (PySys_SetObject("argv", av) != 0)
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1909 Py_FatalError("can't assign sys.argv");
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1910 Py_DECREF(av);
65154
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1911 if (updatepath)
62c58dc912e8 Create a subfunction for PySys_SetArgvEx()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 64622
diff changeset
1912 sys_update_path(argc, argv);
6
fc6fcd7df4f7 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1913 }
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1914
61790
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parents: 61751
diff changeset
1915 void
795762b5e0d6 Merged revisions 81398 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 61751
diff changeset
1916 PySys_SetArgv(int argc, wchar_t **argv)
795762b5e0d6 Merged revisions 81398 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 61751
diff changeset
1917 {
795762b5e0d6 Merged revisions 81398 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 61751
diff changeset
1918 PySys_SetArgvEx(argc, argv, 1);
795762b5e0d6 Merged revisions 81398 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 61751
diff changeset
1919 }
795762b5e0d6 Merged revisions 81398 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 61751
diff changeset
1920
60889
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1921 /* Reimplementation of PyFile_WriteString() no calling indirectly
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1922 PyErr_CheckSignals(): avoid the call to PyObject_Str(). */
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1923
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1924 static int
64064
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1925 sys_pyfile_write_unicode(PyObject *unicode, PyObject *file)
60889
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1926 {
64064
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1927 PyObject *writer = NULL, *args = NULL, *result = NULL;
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1928 int err;
60889
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1929
62189
d281ed59ff0b sys_pyfile_write() does nothing if file is NULL
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62155
diff changeset
1930 if (file == NULL)
d281ed59ff0b sys_pyfile_write() does nothing if file is NULL
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62155
diff changeset
1931 return -1;
d281ed59ff0b sys_pyfile_write() does nothing if file is NULL
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62155
diff changeset
1932
61466
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diff changeset
1933 writer = PyObject_GetAttrString(file, "write");
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1934 if (writer == NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1935 goto error;
60889
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1936
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1937 args = PyTuple_Pack(1, unicode);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1938 if (args == NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1939 goto error;
60889
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1940
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parents: 60889
diff changeset
1941 result = PyEval_CallObject(writer, args);
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parents: 60889
diff changeset
1942 if (result == NULL) {
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1943 goto error;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1944 } else {
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parents: 60889
diff changeset
1945 err = 0;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1946 goto finally;
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1947 }
60889
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1948
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1949 error:
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diff changeset
1950 err = -1;
60889
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1951 finally:
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parents: 60889
diff changeset
1952 Py_XDECREF(writer);
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parents: 60889
diff changeset
1953 Py_XDECREF(args);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1954 Py_XDECREF(result);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
1955 return err;
60889
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1956 }
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1957
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Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1958 static int
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1959 sys_pyfile_write(const char *text, PyObject *file)
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1960 {
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1961 PyObject *unicode = NULL;
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1962 int err;
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1963
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1964 if (file == NULL)
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1965 return -1;
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1966
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1967 unicode = PyUnicode_FromString(text);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1968 if (unicode == NULL)
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1969 return -1;
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1970
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1971 err = sys_pyfile_write_unicode(unicode, file);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1972 Py_DECREF(unicode);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1973 return err;
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1974 }
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1975
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1976 /* APIs to write to sys.stdout or sys.stderr using a printf-like interface.
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1977 Adapted from code submitted by Just van Rossum.
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1978
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1979 PySys_WriteStdout(format, ...)
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1980 PySys_WriteStderr(format, ...)
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1981
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1982 The first function writes to sys.stdout; the second to sys.stderr. When
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1983 there is a problem, they write to the real (C level) stdout or stderr;
9328
81574e4646b4 Patches for mywrite() by Marc Lemburg: save/restore the error state
Guido van Rossum <guido@python.org>
parents: 8840
diff changeset
1984 no exceptions are raised.
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1985
60889
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1986 PyErr_CheckSignals() is not called to avoid the execution of the Python
64064
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1987 signal handlers: they may raise a new exception whereas sys_write()
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
1988 ignores all exceptions.
60889
86fadaebcf66 Issue #8124: PySys_WriteStdout() and PySys_WriteStderr() don't execute
Victor Stinner <victor.stinner@haypocalc.com>
parents: 59300
diff changeset
1989
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1990 Both take a printf-style format string as their first argument followed
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1991 by a variable length argument list determined by the format string.
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1992
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1993 *** WARNING ***
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1994
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1995 The format should limit the total size of the formatted output string to
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1996 1000 bytes. In particular, this means that no unrestricted "%s" formats
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1997 should occur; these should be limited using "%.<N>s where <N> is a
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1998 decimal number calculated so that <N> plus the maximum size of other
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
1999 formatted text does not exceed 1000 bytes. Also watch out for "%f",
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2000 which can print hundreds of digits for very large numbers.
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2001
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2002 */
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2003
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2004 static void
64064
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2005 sys_write(char *name, FILE *fp, const char *format, va_list va)
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2006 {
61466
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Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2007 PyObject *file;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2008 PyObject *error_type, *error_value, *error_traceback;
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2009 char buffer[1001];
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2010 int written;
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2011
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2012 PyErr_Fetch(&error_type, &error_value, &error_traceback);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2013 file = PySys_GetObject(name);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2014 written = PyOS_vsnprintf(buffer, sizeof(buffer), format, va);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2015 if (sys_pyfile_write(buffer, file) != 0) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2016 PyErr_Clear();
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2017 fputs(buffer, fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2018 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2019 if (written < 0 || (size_t)written >= sizeof(buffer)) {
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2020 const char *truncated = "... truncated";
64064
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2021 if (sys_pyfile_write(truncated, file) != 0)
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2022 fputs(truncated, fp);
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2023 }
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2024 PyErr_Restore(error_type, error_value, error_traceback);
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2025 }
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2026
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2027 void
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2028 PySys_WriteStdout(const char *format, ...)
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2029 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2030 va_list va;
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2031
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2032 va_start(va, format);
64064
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2033 sys_write("stdout", stdout, format, va);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2034 va_end(va);
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2035 }
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2036
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2037 void
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2038 PySys_WriteStderr(const char *format, ...)
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2039 {
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2040 va_list va;
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2041
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2042 va_start(va, format);
64064
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2043 sys_write("stderr", stderr, format, va);
61466
cab14be0ada1 Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 60889
diff changeset
2044 va_end(va);
8314
f94d5ae642a9 New APIs to write to sys.stdout or sys.stderr using a printf-like interface.
Guido van Rossum <guido@python.org>
parents: 7402
diff changeset
2045 }
64064
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2046
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2047 static void
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2048 sys_format(char *name, FILE *fp, const char *format, va_list va)
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2049 {
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2050 PyObject *file, *message;
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2051 PyObject *error_type, *error_value, *error_traceback;
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2052 char *utf8;
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2053
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2054 PyErr_Fetch(&error_type, &error_value, &error_traceback);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2055 file = PySys_GetObject(name);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2056 message = PyUnicode_FromFormatV(format, va);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2057 if (message != NULL) {
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2058 if (sys_pyfile_write_unicode(message, file) != 0) {
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2059 PyErr_Clear();
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2060 utf8 = _PyUnicode_AsString(message);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2061 if (utf8 != NULL)
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2062 fputs(utf8, fp);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2063 }
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2064 Py_DECREF(message);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2065 }
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2066 PyErr_Restore(error_type, error_value, error_traceback);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2067 }
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2068
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2069 void
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2070 PySys_FormatStdout(const char *format, ...)
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2071 {
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2072 va_list va;
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2073
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2074 va_start(va, format);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2075 sys_format("stdout", stdout, format, va);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2076 va_end(va);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2077 }
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2078
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2079 void
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2080 PySys_FormatStderr(const char *format, ...)
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2081 {
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2082 va_list va;
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2083
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2084 va_start(va, format);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2085 sys_format("stderr", stderr, format, va);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2086 va_end(va);
5d9bdf5aa07b Issue #9599: Create PySys_FormatStdout() and PySys_FormatStderr()
Victor Stinner <victor.stinner@haypocalc.com>
parents: 62828
diff changeset
2087 }