annotate Python/pythonrun.c @ 31057:f69589179c55 legacy-trunk

Py_Finalize(): disabled the second call of cyclic gc, and added extensive comments about why both calls to cyclic gc here can cause problems. I'll backport to 2.3 maint. Since the calls were introduced in 2.3, that will be the end of it.
author Tim Peters <tim.peters@gmail.com>
date Mon, 01 Dec 2003 21:35:27 +0000
parents 86fdf8fe7f17
children 2abc52c3d4c2
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1
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2 /* Python interpreter top-level routines, including init/exit */
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4 #include "Python.h"
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6 #include "grammar.h"
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7 #include "node.h"
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8 #include "token.h"
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9 #include "parsetok.h"
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10 #include "errcode.h"
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11 #include "compile.h"
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12 #include "symtable.h"
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13 #include "eval.h"
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14 #include "marshal.h"
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16 #ifdef HAVE_SIGNAL_H
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17 #include <signal.h>
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18 #endif
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20 #ifdef HAVE_LANGINFO_H
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21 #include <locale.h>
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22 #include <langinfo.h>
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23 #endif
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24
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25 #ifdef MS_WINDOWS
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26 #undef BYTE
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27 #include "windows.h"
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28 #endif
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30 extern char *Py_GetPath(void);
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32 extern grammar _PyParser_Grammar; /* From graminit.c */
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34 /* Forward */
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35 static void initmain(void);
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36 static void initsite(void);
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37 static PyObject *run_err_node(node *, const char *, PyObject *, PyObject *,
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38 PyCompilerFlags *);
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39 static PyObject *run_node(node *, const char *, PyObject *, PyObject *,
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40 PyCompilerFlags *);
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41 static PyObject *run_pyc_file(FILE *, const char *, PyObject *, PyObject *,
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42 PyCompilerFlags *);
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43 static void err_input(perrdetail *);
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44 static void initsigs(void);
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45 static void call_sys_exitfunc(void);
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46 static void call_ll_exitfuncs(void);
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47 extern void _PyUnicode_Init(void);
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48 extern void _PyUnicode_Fini(void);
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50 #ifdef WITH_THREAD
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51 extern void _PyGILState_Init(PyInterpreterState *, PyThreadState *);
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52 extern void _PyGILState_Fini(void);
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53 #endif /* WITH_THREAD */
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55 int Py_DebugFlag; /* Needed by parser.c */
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56 int Py_VerboseFlag; /* Needed by import.c */
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57 int Py_InteractiveFlag; /* Needed by Py_FdIsInteractive() below */
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58 int Py_NoSiteFlag; /* Suppress 'import site' */
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59 int Py_UseClassExceptionsFlag = 1; /* Needed by bltinmodule.c: deprecated */
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60 int Py_FrozenFlag; /* Needed by getpath.c */
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61 int Py_UnicodeFlag = 0; /* Needed by compile.c */
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62 int Py_IgnoreEnvironmentFlag; /* e.g. PYTHONPATH, PYTHONHOME */
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63 /* _XXX Py_QnewFlag should go away in 2.3. It's true iff -Qnew is passed,
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64 on the command line, and is used in 2.2 by ceval.c to make all "/" divisions
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65 true divisions (which they will be in 2.3). */
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66 int _Py_QnewFlag = 0;
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68 /* Reference to 'warnings' module, to avoid importing it
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69 on the fly when the import lock may be held. See 683658/771097
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70 */
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71 static PyObject *warnings_module = NULL;
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72
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73 /* Returns a borrowed reference to the 'warnings' module, or NULL.
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74 If the module is returned, it is guaranteed to have been obtained
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75 without acquiring the import lock
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76 */
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77 PyObject *PyModule_GetWarningsModule(void)
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78 {
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79 PyObject *typ, *val, *tb;
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80 PyObject *all_modules;
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81 /* If we managed to get the module at init time, just use it */
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82 if (warnings_module)
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83 return warnings_module;
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84 /* If it wasn't available at init time, it may be available
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85 now in sys.modules (common scenario is frozen apps: import
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86 at init time fails, but the frozen init code sets up sys.path
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87 correctly, then does an implicit import of warnings for us
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88 */
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89 /* Save and restore any exceptions */
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90 PyErr_Fetch(&typ, &val, &tb);
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91
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92 all_modules = PySys_GetObject("modules");
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93 if (all_modules) {
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94 warnings_module = PyDict_GetItemString(all_modules, "warnings");
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95 /* We keep a ref in the global */
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96 Py_XINCREF(warnings_module);
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97 }
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98 PyErr_Restore(typ, val, tb);
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99 return warnings_module;
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100 }
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101
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102 static int initialized = 0;
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103
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104 /* API to access the initialized flag -- useful for esoteric use */
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105
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106 int
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107 Py_IsInitialized(void)
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108 {
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109 return initialized;
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110 }
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111
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112 /* Global initializations. Can be undone by Py_Finalize(). Don't
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113 call this twice without an intervening Py_Finalize() call. When
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114 initializations fail, a fatal error is issued and the function does
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115 not return. On return, the first thread and interpreter state have
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116 been created.
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117
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118 Locking: you must hold the interpreter lock while calling this.
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119 (If the lock has not yet been initialized, that's equivalent to
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120 having the lock, but you cannot use multiple threads.)
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122 */
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123
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124 static int
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125 add_flag(int flag, const char *envs)
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126 {
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127 int env = atoi(envs);
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128 if (flag < env)
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129 flag = env;
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130 if (flag < 1)
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131 flag = 1;
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132 return flag;
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133 }
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134
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parents: 5234
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135 void
13658
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Thomas Wouters <thomas@python.org>
parents: 13620
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136 Py_Initialize(void)
5405
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parents: 5234
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137 {
5926
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138 PyInterpreterState *interp;
5405
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parents: 5234
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139 PyThreadState *tstate;
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140 PyObject *bimod, *sysmod;
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parents: 5611
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141 char *p;
30108
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142 #if defined(Py_USING_UNICODE) && defined(HAVE_LANGINFO_H) && defined(CODESET)
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143 char *codeset;
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144 char *saved_locale;
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145 PyObject *sys_stream, *sys_isatty;
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parents: 29879
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146 #endif
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147 extern void _Py_ReadyTypes(void);
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148
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149 if (initialized)
6117
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Guido van Rossum <guido@python.org>
parents: 5939
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150 return;
6201
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151 initialized = 1;
28648
0e8416be208e Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
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152
18808
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Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18630
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153 if ((p = Py_GETENV("PYTHONDEBUG")) && *p != '\0')
20401
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154 Py_DebugFlag = add_flag(Py_DebugFlag, p);
18808
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Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18630
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155 if ((p = Py_GETENV("PYTHONVERBOSE")) && *p != '\0')
20401
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parents: 19633
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156 Py_VerboseFlag = add_flag(Py_VerboseFlag, p);
18808
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Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18630
diff changeset
157 if ((p = Py_GETENV("PYTHONOPTIMIZE")) && *p != '\0')
20401
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parents: 19633
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158 Py_OptimizeFlag = add_flag(Py_OptimizeFlag, p);
5850
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159
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160 interp = PyInterpreterState_New();
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diff changeset
161 if (interp == NULL)
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162 Py_FatalError("Py_Initialize: can't make first interpreter");
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163
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164 tstate = PyThreadState_New(interp);
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165 if (tstate == NULL)
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166 Py_FatalError("Py_Initialize: can't make first thread");
5405
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diff changeset
167 (void) PyThreadState_Swap(tstate);
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diff changeset
168
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169 _Py_ReadyTypes();
19040
4df72ea78ae8 - Rename PyType_InitDict() to PyType_Ready().
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parents: 18933
diff changeset
170
26923
dbfc3ef7d003 Since the *_Init() are private, prefix with _, suggested by Skip
Neal Norwitz <nnorwitz@gmail.com>
parents: 26889
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171 if (!_PyFrame_Init())
26889
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diff changeset
172 Py_FatalError("Py_Initialize: can't init frames");
12753e7b15f7 SF #561244, Micro optimizations
Neal Norwitz <nnorwitz@gmail.com>
parents: 26885
diff changeset
173
26923
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Neal Norwitz <nnorwitz@gmail.com>
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174 if (!_PyInt_Init())
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parents: 26885
diff changeset
175 Py_FatalError("Py_Initialize: can't init ints");
12753e7b15f7 SF #561244, Micro optimizations
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parents: 26885
diff changeset
176
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177 interp->modules = PyDict_New();
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178 if (interp->modules == NULL)
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179 Py_FatalError("Py_Initialize: can't make modules dictionary");
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180
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Martin v. Löwis <martin@v.loewis.de>
parents: 19296
diff changeset
181 #ifdef Py_USING_UNICODE
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parents: 11673
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182 /* Init Unicode implementation; relies on the codec registry */
8b88e1bc0e1b Marc-Andre Lemburg: add calls to initialize and finalize Unicode and
Guido van Rossum <guido@python.org>
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183 _PyUnicode_Init();
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Martin v. Löwis <martin@v.loewis.de>
parents: 19296
diff changeset
184 #endif
11977
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185
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Barry Warsaw <barry@python.org>
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diff changeset
186 bimod = _PyBuiltin_Init();
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187 if (bimod == NULL)
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188 Py_FatalError("Py_Initialize: can't initialize __builtin__");
6557
b331cd47e0bc Undo half of the previous change :-(
Guido van Rossum <guido@python.org>
parents: 6547
diff changeset
189 interp->builtins = PyModule_GetDict(bimod);
b331cd47e0bc Undo half of the previous change :-(
Guido van Rossum <guido@python.org>
parents: 6547
diff changeset
190 Py_INCREF(interp->builtins);
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191
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192 sysmod = _PySys_Init();
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193 if (sysmod == NULL)
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194 Py_FatalError("Py_Initialize: can't initialize sys");
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195 interp->sysdict = PyModule_GetDict(sysmod);
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196 Py_INCREF(interp->sysdict);
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197 _PyImport_FixupExtension("sys", "sys");
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198 PySys_SetPath(Py_GetPath());
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diff changeset
199 PyDict_SetItemString(interp->sysdict, "modules",
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diff changeset
200 interp->modules);
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diff changeset
201
11113
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Guido van Rossum <guido@python.org>
parents: 10534
diff changeset
202 _PyImport_Init();
be8ec828c072 Marc-Andre Lemburg discovered that the switch from .pyc to .pyo files,
Guido van Rossum <guido@python.org>
parents: 10534
diff changeset
203
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Barry Warsaw <barry@python.org>
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diff changeset
204 /* initialize builtin exceptions */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18808
diff changeset
205 _PyExc_Init();
19237
e110cd4fc3c6 Py_Initialize(): Apply patch by Jürgen Hermann to call
Barry Warsaw <barry@python.org>
parents: 19158
diff changeset
206 _PyImport_FixupExtension("exceptions", "exceptions");
12754
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parents: 12576
diff changeset
207
6197
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
208 /* phase 2 of builtins */
6328
dfeaf965f48a Py_Initialize(): move the call to _PyImport_FixupExtension() to after
Barry Warsaw <barry@python.org>
parents: 6322
diff changeset
209 _PyImport_FixupExtension("__builtin__", "__builtin__");
6197
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Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
210
26885
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26643
diff changeset
211 _PyImportHooks_Init();
54aacb87beda PEP 302 + zipimport:
Just van Rossum <just@letterror.com>
parents: 26643
diff changeset
212
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diff changeset
213 initsigs(); /* Signal handling stuff, including initintr() */
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214
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diff changeset
215 initmain(); /* Module __main__ */
6201
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parents: 6197
diff changeset
216 if (!Py_NoSiteFlag)
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parents: 6197
diff changeset
217 initsite(); /* Module site */
28065
c61ef183ce2f Addendum to #683658:
Just van Rossum <just@letterror.com>
parents: 27958
diff changeset
218
28694
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Mark Hammond <mhammond@skippinet.com.au>
parents: 28653
diff changeset
219 /* auto-thread-state API, if available */
a4154dd5939a New PyGILState_ API - implements pep 311, from patch 684256.
Mark Hammond <mhammond@skippinet.com.au>
parents: 28653
diff changeset
220 #ifdef WITH_THREAD
a4154dd5939a New PyGILState_ API - implements pep 311, from patch 684256.
Mark Hammond <mhammond@skippinet.com.au>
parents: 28653
diff changeset
221 _PyGILState_Init(interp, tstate);
a4154dd5939a New PyGILState_ API - implements pep 311, from patch 684256.
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parents: 28653
diff changeset
222 #endif /* WITH_THREAD */
a4154dd5939a New PyGILState_ API - implements pep 311, from patch 684256.
Mark Hammond <mhammond@skippinet.com.au>
parents: 28653
diff changeset
223
29877
72cbc41ccc2f Fix [ 771097 ] frozen programs fail due to implicit import of "warnings".
Mark Hammond <mhammond@skippinet.com.au>
parents: 28720
diff changeset
224 warnings_module = PyImport_ImportModule("warnings");
72cbc41ccc2f Fix [ 771097 ] frozen programs fail due to implicit import of "warnings".
Mark Hammond <mhammond@skippinet.com.au>
parents: 28720
diff changeset
225 if (!warnings_module)
72cbc41ccc2f Fix [ 771097 ] frozen programs fail due to implicit import of "warnings".
Mark Hammond <mhammond@skippinet.com.au>
parents: 28720
diff changeset
226 PyErr_Clear();
28174
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Martin v. Löwis <martin@v.loewis.de>
parents: 28065
diff changeset
227
3f90d21debe9 Always initialize Py_FileSystemDefaultEncoding on Unix in Py_Initialize,
Martin v. Löwis <martin@v.loewis.de>
parents: 28065
diff changeset
228 #if defined(Py_USING_UNICODE) && defined(HAVE_LANGINFO_H) && defined(CODESET)
3f90d21debe9 Always initialize Py_FileSystemDefaultEncoding on Unix in Py_Initialize,
Martin v. Löwis <martin@v.loewis.de>
parents: 28065
diff changeset
229 /* On Unix, set the file system encoding according to the
3f90d21debe9 Always initialize Py_FileSystemDefaultEncoding on Unix in Py_Initialize,
Martin v. Löwis <martin@v.loewis.de>
parents: 28065
diff changeset
230 user's preference, if the CODESET names a well-known
3f90d21debe9 Always initialize Py_FileSystemDefaultEncoding on Unix in Py_Initialize,
Martin v. Löwis <martin@v.loewis.de>
parents: 28065
diff changeset
231 Python codec, and Py_FileSystemDefaultEncoding isn't
30108
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
232 initialized by other means. Also set the encoding of
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
233 stdin and stdout if these are terminals. */
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
234
30910
a29a585b03d9 Patch #804543: strdup saved locales. Backported to 2.3.
Martin v. Löwis <martin@v.loewis.de>
parents: 30683
diff changeset
235 saved_locale = strdup(setlocale(LC_CTYPE, NULL));
30108
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Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
236 setlocale(LC_CTYPE, "");
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
237 codeset = nl_langinfo(CODESET);
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
238 if (codeset && *codeset) {
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
239 PyObject *enc = PyCodec_Encoder(codeset);
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
240 if (enc) {
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
241 codeset = strdup(codeset);
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
242 Py_DECREF(enc);
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
243 } else {
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
244 codeset = NULL;
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
245 PyErr_Clear();
28174
3f90d21debe9 Always initialize Py_FileSystemDefaultEncoding on Unix in Py_Initialize,
Martin v. Löwis <martin@v.loewis.de>
parents: 28065
diff changeset
246 }
30108
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
247 } else
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
Martin v. Löwis <martin@v.loewis.de>
parents: 29879
diff changeset
248 codeset = NULL;
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
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diff changeset
249 setlocale(LC_CTYPE, saved_locale);
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diff changeset
250 free(saved_locale);
30108
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251
a88e6dfbfd6d Move initialization of sys.std{in,out}.encoding to Py_Initialize.
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diff changeset
252 if (codeset) {
30122
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253 sys_stream = PySys_GetObject("stdin");
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254 sys_isatty = PyObject_CallMethod(sys_stream, "isatty", "");
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255 if (!sys_isatty)
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256 PyErr_Clear();
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257 if(sys_isatty && PyObject_IsTrue(sys_isatty)) {
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258 if (!PyFile_SetEncoding(sys_stream, codeset))
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259 Py_FatalError("Cannot set codeset of stdin");
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260 }
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261 Py_XDECREF(sys_isatty);
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262
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263 sys_stream = PySys_GetObject("stdout");
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264 sys_isatty = PyObject_CallMethod(sys_stream, "isatty", "");
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265 if (!sys_isatty)
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266 PyErr_Clear();
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267 if(sys_isatty && PyObject_IsTrue(sys_isatty)) {
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268 if (!PyFile_SetEncoding(sys_stream, codeset))
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269 Py_FatalError("Cannot set codeset of stdout");
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270 }
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271 Py_XDECREF(sys_isatty);
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272
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273 if (!Py_FileSystemDefaultEncoding)
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274 Py_FileSystemDefaultEncoding = codeset;
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275 else
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276 free(codeset);
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277 }
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278 #endif
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279 }
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280
9641
d152adf3f094 Move the prototype for dump_counts() to before where it is used.
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281 #ifdef COUNT_ALLOCS
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282 extern void dump_counts(void);
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283 #endif
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284
5926
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285 /* Undo the effect of Py_Initialize().
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286
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287 Beware: if multiple interpreter and/or thread states exist, these
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288 are not wiped out; only the current thread and interpreter state
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289 are deleted. But since everything else is deleted, those other
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290 interpreter and thread states should no longer be used.
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291
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292 (XXX We should do better, e.g. wipe out all interpreters and
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293 threads.)
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294
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diff changeset
295 Locking: as above.
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296
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297 */
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298
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diff changeset
299 void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
300 Py_Finalize(void)
5926
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301 {
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302 PyInterpreterState *interp;
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303 PyThreadState *tstate;
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304
6201
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305 if (!initialized)
6117
98a282cfb013 Use a counter instead of a Boolean to check for initialized; n calls
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diff changeset
306 return;
16073
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parents: 15963
diff changeset
307
713ed6c6bcb5 Bug #128475: mimetools.encode (sometimes) fails when called from a thread.
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parents: 15963
diff changeset
308 /* The interpreter is still entirely intact at this point, and the
713ed6c6bcb5 Bug #128475: mimetools.encode (sometimes) fails when called from a thread.
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parents: 15963
diff changeset
309 * exit funcs may be relying on that. In particular, if some thread
713ed6c6bcb5 Bug #128475: mimetools.encode (sometimes) fails when called from a thread.
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parents: 15963
diff changeset
310 * or exit func is still waiting to do an import, the import machinery
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parents: 15963
diff changeset
311 * expects Py_IsInitialized() to return true. So don't say the
713ed6c6bcb5 Bug #128475: mimetools.encode (sometimes) fails when called from a thread.
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parents: 15963
diff changeset
312 * interpreter is uninitialized until after the exit funcs have run.
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parents: 15963
diff changeset
313 * Note that Threading.py uses an exit func to do a join on all the
713ed6c6bcb5 Bug #128475: mimetools.encode (sometimes) fails when called from a thread.
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parents: 15963
diff changeset
314 * threads created thru it, so this also protects pending imports in
713ed6c6bcb5 Bug #128475: mimetools.encode (sometimes) fails when called from a thread.
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parents: 15963
diff changeset
315 * the threads created via Threading.
713ed6c6bcb5 Bug #128475: mimetools.encode (sometimes) fails when called from a thread.
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parents: 15963
diff changeset
316 */
713ed6c6bcb5 Bug #128475: mimetools.encode (sometimes) fails when called from a thread.
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parents: 15963
diff changeset
317 call_sys_exitfunc();
6201
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diff changeset
318 initialized = 0;
5926
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319
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320 /* Get current thread state and interpreter pointer */
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321 tstate = PyThreadState_Get();
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diff changeset
322 interp = tstate->interp;
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323
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324 /* Disable signal handling */
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325 PyOS_FiniInterrupts();
724382af5339 Two independent changes (alas):
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diff changeset
326
27958
e07b21ea3c45 Fix bug 683658 - PyErr_Warn may cause import deadlock.
Mark Hammond <mhammond@skippinet.com.au>
parents: 27878
diff changeset
327 /* drop module references we saved */
29877
72cbc41ccc2f Fix [ 771097 ] frozen programs fail due to implicit import of "warnings".
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parents: 28720
diff changeset
328 Py_XDECREF(warnings_module);
72cbc41ccc2f Fix [ 771097 ] frozen programs fail due to implicit import of "warnings".
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parents: 28720
diff changeset
329 warnings_module = NULL;
27958
e07b21ea3c45 Fix bug 683658 - PyErr_Warn may cause import deadlock.
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parents: 27878
diff changeset
330
28651
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331 /* Collect garbage. This may call finalizers; it's nice to call these
31057
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parents: 30979
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332 * before all modules are destroyed.
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
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parents: 30979
diff changeset
333 * XXX If a __del__ or weakref callback is triggered here, and tries to
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
334 * XXX import a module, bad things can happen, because Python no
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
335 * XXX longer believes it's initialized.
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
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parents: 30979
diff changeset
336 * XXX Fatal Python error: Interpreter not initialized (version mismatch?)
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
337 * XXX is easy to provoke that way. I've also seen, e.g.,
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
338 * XXX Exception exceptions.ImportError: 'No module named sha'
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
339 * XXX in <function callback at 0x008F5718> ignored
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
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parents: 30979
diff changeset
340 * XXX but I'm unclear on exactly how that one happens. In any case,
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
341 * XXX I haven't seen a real-life report of either of these.
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
342 */
28651
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343 PyGC_Collect();
7fda09f751ad - New C API PyGC_Collect(), same as calling gc.collect().
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diff changeset
344
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345 /* Destroy all modules */
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346 PyImport_Cleanup();
6547
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347
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348 /* Collect final garbage. This disposes of cycles created by
31057
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diff changeset
349 * new-style class definitions, for example.
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
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parents: 30979
diff changeset
350 * XXX This is disabled because it caused too many problems. If
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
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parents: 30979
diff changeset
351 * XXX a __del__ or weakref callback triggers here, Python code has
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
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parents: 30979
diff changeset
352 * XXX a hard time running, because even the sys module has been
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
353 * XXX cleared out (sys.stdout is gone, sys.excepthook is gone, etc).
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
354 * XXX One symptom is a sequence of information-free messages
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
355 * XXX coming from threads (if a __del__ or callback is invoked,
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
356 * XXX other threads can execute too, and any exception they encounter
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
357 * XXX triggers a comedy of errors as subsystem after subsystem
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
358 * XXX fails to find what it *expects* to find in sys to help report
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
359 * XXX the exception and consequent unexpected failures). I've also
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
360 * XXX seen segfaults then, after adding print statements to the
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
361 * XXX Python code getting called.
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
Tim Peters <tim.peters@gmail.com>
parents: 30979
diff changeset
362 */
f69589179c55 Py_Finalize(): disabled the second call of cyclic gc, and added extensive
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363 #if 0
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364 PyGC_Collect();
31057
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365 #endif
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diff changeset
366
6786
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parents: 6661
diff changeset
367 /* Destroy the database used by _PyImport_{Fixup,Find}Extension */
bc007cf1d6ba Changed the finalization order again so that the reference count
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parents: 6661
diff changeset
368 _PyImport_Fini();
bc007cf1d6ba Changed the finalization order again so that the reference count
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parents: 6661
diff changeset
369
bc007cf1d6ba Changed the finalization order again so that the reference count
Guido van Rossum <guido@python.org>
parents: 6661
diff changeset
370 /* Debugging stuff */
bc007cf1d6ba Changed the finalization order again so that the reference count
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parents: 6661
diff changeset
371 #ifdef COUNT_ALLOCS
bc007cf1d6ba Changed the finalization order again so that the reference count
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parents: 6661
diff changeset
372 dump_counts();
bc007cf1d6ba Changed the finalization order again so that the reference count
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parents: 6661
diff changeset
373 #endif
bc007cf1d6ba Changed the finalization order again so that the reference count
Guido van Rossum <guido@python.org>
parents: 6661
diff changeset
374
bc007cf1d6ba Changed the finalization order again so that the reference count
Guido van Rossum <guido@python.org>
parents: 6661
diff changeset
375 #ifdef Py_REF_DEBUG
bc007cf1d6ba Changed the finalization order again so that the reference count
Guido van Rossum <guido@python.org>
parents: 6661
diff changeset
376 fprintf(stderr, "[%ld refs]\n", _Py_RefTotal);
bc007cf1d6ba Changed the finalization order again so that the reference count
Guido van Rossum <guido@python.org>
parents: 6661
diff changeset
377 #endif
bc007cf1d6ba Changed the finalization order again so that the reference count
Guido van Rossum <guido@python.org>
parents: 6661
diff changeset
378
28647
9d4e138494fb Py_Finalize(): Reverted recent changes that tried to move the
Tim Peters <tim.peters@gmail.com>
parents: 28616
diff changeset
379 #ifdef Py_TRACE_REFS
9d4e138494fb Py_Finalize(): Reverted recent changes that tried to move the
Tim Peters <tim.peters@gmail.com>
parents: 28616
diff changeset
380 /* Display all objects still alive -- this can invoke arbitrary
9d4e138494fb Py_Finalize(): Reverted recent changes that tried to move the
Tim Peters <tim.peters@gmail.com>
parents: 28616
diff changeset
381 * __repr__ overrides, so requires a mostly-intact interpreter.
9d4e138494fb Py_Finalize(): Reverted recent changes that tried to move the
Tim Peters <tim.peters@gmail.com>
parents: 28616
diff changeset
382 * Alas, a lot of stuff may still be alive now that will be cleaned
9d4e138494fb Py_Finalize(): Reverted recent changes that tried to move the
Tim Peters <tim.peters@gmail.com>
parents: 28616
diff changeset
383 * up later.
9d4e138494fb Py_Finalize(): Reverted recent changes that tried to move the
Tim Peters <tim.peters@gmail.com>
parents: 28616
diff changeset
384 */
28653
56006d97bcef _Py_PrintReferences(): Changed to print object address at start of each
Tim Peters <tim.peters@gmail.com>
parents: 28651
diff changeset
385 if (Py_GETENV("PYTHONDUMPREFS"))
28647
9d4e138494fb Py_Finalize(): Reverted recent changes that tried to move the
Tim Peters <tim.peters@gmail.com>
parents: 28616
diff changeset
386 _Py_PrintReferences(stderr);
9d4e138494fb Py_Finalize(): Reverted recent changes that tried to move the
Tim Peters <tim.peters@gmail.com>
parents: 28616
diff changeset
387 #endif /* Py_TRACE_REFS */
9d4e138494fb Py_Finalize(): Reverted recent changes that tried to move the
Tim Peters <tim.peters@gmail.com>
parents: 28616
diff changeset
388
12754
5213abfe5230 Py_Initialize(): Now that standard exceptions are builtin, we don't
Barry Warsaw <barry@python.org>
parents: 12576
diff changeset
389 /* Now we decref the exception classes. After this point nothing
5213abfe5230 Py_Initialize(): Now that standard exceptions are builtin, we don't
Barry Warsaw <barry@python.org>
parents: 12576
diff changeset
390 can raise an exception. That's okay, because each Fini() method
5213abfe5230 Py_Initialize(): Now that standard exceptions are builtin, we don't
Barry Warsaw <barry@python.org>
parents: 12576
diff changeset
391 below has been checked to make sure no exceptions are ever
5213abfe5230 Py_Initialize(): Now that standard exceptions are builtin, we don't
Barry Warsaw <barry@python.org>
parents: 12576
diff changeset
392 raised.
5213abfe5230 Py_Initialize(): Now that standard exceptions are builtin, we don't
Barry Warsaw <barry@python.org>
parents: 12576
diff changeset
393 */
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18808
diff changeset
394 _PyExc_Fini();
12754
5213abfe5230 Py_Initialize(): Now that standard exceptions are builtin, we don't
Barry Warsaw <barry@python.org>
parents: 12576
diff changeset
395
28720
03af46d1ac28 PyGILState cleanup was too early - destructors called via module cleanup may use the API.
Mark Hammond <mhammond@skippinet.com.au>
parents: 28698
diff changeset
396 /* Cleanup auto-thread-state */
03af46d1ac28 PyGILState cleanup was too early - destructors called via module cleanup may use the API.
Mark Hammond <mhammond@skippinet.com.au>
parents: 28698
diff changeset
397 #ifdef WITH_THREAD
03af46d1ac28 PyGILState cleanup was too early - destructors called via module cleanup may use the API.
Mark Hammond <mhammond@skippinet.com.au>
parents: 28698
diff changeset
398 _PyGILState_Fini();
03af46d1ac28 PyGILState cleanup was too early - destructors called via module cleanup may use the API.
Mark Hammond <mhammond@skippinet.com.au>
parents: 28698
diff changeset
399 #endif /* WITH_THREAD */
03af46d1ac28 PyGILState cleanup was too early - destructors called via module cleanup may use the API.
Mark Hammond <mhammond@skippinet.com.au>
parents: 28698
diff changeset
400
28613
b1671550c7e1 Move the call to _Py_PrintReferences() a bit further down. This
Guido van Rossum <guido@python.org>
parents: 28574
diff changeset
401 /* Clear interpreter state */
b1671550c7e1 Move the call to _Py_PrintReferences() a bit further down. This
Guido van Rossum <guido@python.org>
parents: 28574
diff changeset
402 PyInterpreterState_Clear(interp);
b1671550c7e1 Move the call to _Py_PrintReferences() a bit further down. This
Guido van Rossum <guido@python.org>
parents: 28574
diff changeset
403
6557
b331cd47e0bc Undo half of the previous change :-(
Guido van Rossum <guido@python.org>
parents: 6547
diff changeset
404 /* Delete current thread */
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
405 PyThreadState_Swap(NULL);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
406 PyInterpreterState_Delete(interp);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
407
28613
b1671550c7e1 Move the call to _Py_PrintReferences() a bit further down. This
Guido van Rossum <guido@python.org>
parents: 28574
diff changeset
408 /* Sundry finalizers */
5939
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
409 PyMethod_Fini();
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
410 PyFrame_Fini();
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
411 PyCFunction_Fini();
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
412 PyTuple_Fini();
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
413 PyString_Fini();
5939
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
414 PyInt_Fini();
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
415 PyFloat_Fini();
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
416
22883
d8bc68cb17e0 Move Unicode finalization further down in the chain.
Marc-André Lemburg <mal@egenix.com>
parents: 22721
diff changeset
417 #ifdef Py_USING_UNICODE
d8bc68cb17e0 Move Unicode finalization further down in the chain.
Marc-André Lemburg <mal@egenix.com>
parents: 22721
diff changeset
418 /* Cleanup Unicode implementation */
d8bc68cb17e0 Move Unicode finalization further down in the chain.
Marc-André Lemburg <mal@egenix.com>
parents: 22721
diff changeset
419 _PyUnicode_Fini();
d8bc68cb17e0 Move Unicode finalization further down in the chain.
Marc-André Lemburg <mal@egenix.com>
parents: 22721
diff changeset
420 #endif
d8bc68cb17e0 Move Unicode finalization further down in the chain.
Marc-André Lemburg <mal@egenix.com>
parents: 22721
diff changeset
421
5939
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
422 /* XXX Still allocated:
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
423 - various static ad-hoc pointers to interned strings
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
424 - int and float free list blocks
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
425 - whatever various modules and libraries allocate
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
426 */
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
427
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
428 PyGrammar_RemoveAccelerators(&_PyParser_Grammar);
5939
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
429
28653
56006d97bcef _Py_PrintReferences(): Changed to print object address at start of each
Tim Peters <tim.peters@gmail.com>
parents: 28651
diff changeset
430 #ifdef Py_TRACE_REFS
56006d97bcef _Py_PrintReferences(): Changed to print object address at start of each
Tim Peters <tim.peters@gmail.com>
parents: 28651
diff changeset
431 /* Display addresses (& refcnts) of all objects still alive.
56006d97bcef _Py_PrintReferences(): Changed to print object address at start of each
Tim Peters <tim.peters@gmail.com>
parents: 28651
diff changeset
432 * An address can be used to find the repr of the object, printed
56006d97bcef _Py_PrintReferences(): Changed to print object address at start of each
Tim Peters <tim.peters@gmail.com>
parents: 28651
diff changeset
433 * above by _Py_PrintReferences.
56006d97bcef _Py_PrintReferences(): Changed to print object address at start of each
Tim Peters <tim.peters@gmail.com>
parents: 28651
diff changeset
434 */
56006d97bcef _Py_PrintReferences(): Changed to print object address at start of each
Tim Peters <tim.peters@gmail.com>
parents: 28651
diff changeset
435 if (Py_GETENV("PYTHONDUMPREFS"))
56006d97bcef _Py_PrintReferences(): Changed to print object address at start of each
Tim Peters <tim.peters@gmail.com>
parents: 28651
diff changeset
436 _Py_PrintReferenceAddresses(stderr);
56006d97bcef _Py_PrintReferences(): Changed to print object address at start of each
Tim Peters <tim.peters@gmail.com>
parents: 28651
diff changeset
437 #endif /* Py_TRACE_REFS */
23020
e2848618bd19 _PyObject_DebugDumpStats: renamed to _PyObject_DebugMallocStats.
Tim Peters <tim.peters@gmail.com>
parents: 22883
diff changeset
438 #ifdef PYMALLOC_DEBUG
e2848618bd19 _PyObject_DebugDumpStats: renamed to _PyObject_DebugMallocStats.
Tim Peters <tim.peters@gmail.com>
parents: 22883
diff changeset
439 if (Py_GETENV("PYTHONMALLOCSTATS"))
e2848618bd19 _PyObject_DebugDumpStats: renamed to _PyObject_DebugMallocStats.
Tim Peters <tim.peters@gmail.com>
parents: 22883
diff changeset
440 _PyObject_DebugMallocStats();
e2848618bd19 _PyObject_DebugDumpStats: renamed to _PyObject_DebugMallocStats.
Tim Peters <tim.peters@gmail.com>
parents: 22883
diff changeset
441 #endif
e2848618bd19 _PyObject_DebugDumpStats: renamed to _PyObject_DebugMallocStats.
Tim Peters <tim.peters@gmail.com>
parents: 22883
diff changeset
442
5939
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
443 call_ll_exitfuncs();
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
444 }
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
445
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
446 /* Create and initialize a new interpreter and thread, and return the
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
447 new thread. This requires that Py_Initialize() has been called
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
448 first.
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
449
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
450 Unsuccessful initialization yields a NULL pointer. Note that *no*
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
451 exception information is available even in this case -- the
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
452 exception information is held in the thread, and there is no
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
453 thread.
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
454
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
455 Locking: as above.
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
456
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
457 */
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5234
diff changeset
458
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
459 PyThreadState *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
460 Py_NewInterpreter(void)
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
461 {
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
462 PyInterpreterState *interp;
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
463 PyThreadState *tstate, *save_tstate;
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
464 PyObject *bimod, *sysmod;
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
465
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
466 if (!initialized)
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
467 Py_FatalError("Py_NewInterpreter: call Py_Initialize first");
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
468
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
469 interp = PyInterpreterState_New();
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
470 if (interp == NULL)
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
471 return NULL;
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
472
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
473 tstate = PyThreadState_New(interp);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
474 if (tstate == NULL) {
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
475 PyInterpreterState_Delete(interp);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
476 return NULL;
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
477 }
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
478
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
479 save_tstate = PyThreadState_Swap(tstate);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
480
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
481 /* XXX The following is lax in error checking */
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
482
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
483 interp->modules = PyDict_New();
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
484
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
485 bimod = _PyImport_FindExtension("__builtin__", "__builtin__");
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
486 if (bimod != NULL) {
6557
b331cd47e0bc Undo half of the previous change :-(
Guido van Rossum <guido@python.org>
parents: 6547
diff changeset
487 interp->builtins = PyModule_GetDict(bimod);
b331cd47e0bc Undo half of the previous change :-(
Guido van Rossum <guido@python.org>
parents: 6547
diff changeset
488 Py_INCREF(interp->builtins);
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
489 }
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
490 sysmod = _PyImport_FindExtension("sys", "sys");
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
491 if (bimod != NULL && sysmod != NULL) {
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
492 interp->sysdict = PyModule_GetDict(sysmod);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
493 Py_INCREF(interp->sysdict);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
494 PySys_SetPath(Py_GetPath());
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
495 PyDict_SetItemString(interp->sysdict, "modules",
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
496 interp->modules);
27340
8b53b0ce06d4 Patch #671459: Invoke import hooks in Py_NewInterpreter.
Martin v. Löwis <martin@v.loewis.de>
parents: 26923
diff changeset
497 _PyImportHooks_Init();
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
498 initmain();
6201
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
499 if (!Py_NoSiteFlag)
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
500 initsite();
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
501 }
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
502
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
503 if (!PyErr_Occurred())
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
504 return tstate;
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
505
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
506 /* Oops, it didn't work. Undo it all. */
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
507
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
508 PyErr_Print();
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
509 PyThreadState_Clear(tstate);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
510 PyThreadState_Swap(save_tstate);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
511 PyThreadState_Delete(tstate);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
512 PyInterpreterState_Delete(interp);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
513
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
514 return NULL;
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
515 }
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
516
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
517 /* Delete an interpreter and its last thread. This requires that the
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
518 given thread state is current, that the thread has no remaining
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
519 frames, and that it is its interpreter's only remaining thread.
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
520 It is a fatal error to violate these constraints.
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
521
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
522 (Py_Finalize() doesn't have these constraints -- it zaps
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
523 everything, regardless.)
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
524
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
525 Locking: as above.
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
526
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
527 */
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
528
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
529 void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
530 Py_EndInterpreter(PyThreadState *tstate)
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
531 {
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
532 PyInterpreterState *interp = tstate->interp;
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
533
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
534 if (tstate != PyThreadState_Get())
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
535 Py_FatalError("Py_EndInterpreter: thread is not current");
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
536 if (tstate->frame != NULL)
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
537 Py_FatalError("Py_EndInterpreter: thread still has a frame");
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
538 if (tstate != interp->tstate_head || tstate->next != NULL)
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
539 Py_FatalError("Py_EndInterpreter: not the last thread");
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
540
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
541 PyImport_Cleanup();
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
542 PyInterpreterState_Clear(interp);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
543 PyThreadState_Swap(NULL);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
544 PyInterpreterState_Delete(interp);
5850
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
545 }
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
546
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
547 static char *progname = "python";
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
548
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
549 void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
550 Py_SetProgramName(char *pn)
5850
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
551 {
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
552 if (pn && *pn)
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
553 progname = pn;
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
554 }
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
555
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
556 char *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
557 Py_GetProgramName(void)
5850
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
558 {
6f67a1bda15a Moved some stuff here from main.c (part of a big restructuring - wait
Guido van Rossum <guido@python.org>
parents: 5611
diff changeset
559 return progname;
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5234
diff changeset
560 }
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5234
diff changeset
561
7206
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
562 static char *default_home = NULL;
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
563
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
564 void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
565 Py_SetPythonHome(char *home)
7206
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
566 {
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
567 default_home = home;
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
568 }
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
569
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
570 char *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
571 Py_GetPythonHome(void)
7206
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
572 {
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
573 char *home = default_home;
18808
a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18630
diff changeset
574 if (home == NULL && !Py_IgnoreEnvironmentFlag)
a8b1acc7a21f Add -E command line switch (ignore environment variables like PYTHONHOME
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18630
diff changeset
575 home = Py_GETENV("PYTHONHOME");
7206
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
576 return home;
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
577 }
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
578
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
579 /* Create __main__ module */
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
580
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
581 static void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
582 initmain(void)
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
583 {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
584 PyObject *m, *d;
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
585 m = PyImport_AddModule("__main__");
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
586 if (m == NULL)
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
587 Py_FatalError("can't create __main__ module");
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
588 d = PyModule_GetDict(m);
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
589 if (PyDict_GetItemString(d, "__builtins__") == NULL) {
6600
83ccf44bf195 Two changes (here we go again :-( ).
Guido van Rossum <guido@python.org>
parents: 6557
diff changeset
590 PyObject *bimod = PyImport_ImportModule("__builtin__");
83ccf44bf195 Two changes (here we go again :-( ).
Guido van Rossum <guido@python.org>
parents: 6557
diff changeset
591 if (bimod == NULL ||
83ccf44bf195 Two changes (here we go again :-( ).
Guido van Rossum <guido@python.org>
parents: 6557
diff changeset
592 PyDict_SetItemString(d, "__builtins__", bimod) != 0)
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
593 Py_FatalError("can't add __builtins__ to __main__");
10024
caf2c65a6bcf initmain(): Nailed a memory leak. bimod must be DECREF'd!
Barry Warsaw <barry@python.org>
parents: 9965
diff changeset
594 Py_DECREF(bimod);
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
595 }
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
596 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
597
6201
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
598 /* Import the site module (not into __main__ though) */
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
599
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
600 static void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
601 initsite(void)
6201
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
602 {
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
603 PyObject *m, *f;
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
604 m = PyImport_ImportModule("site");
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
605 if (m == NULL) {
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
606 f = PySys_GetObject("stderr");
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
607 if (Py_VerboseFlag) {
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
608 PyFile_WriteString(
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
609 "'import site' failed; traceback:\n", f);
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
610 PyErr_Print();
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
611 }
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
612 else {
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
613 PyFile_WriteString(
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
614 "'import site' failed; use -v for traceback\n", f);
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
615 PyErr_Clear();
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
616 }
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
617 }
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
618 else {
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
619 Py_DECREF(m);
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
620 }
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
621 }
dc974b3a6cf4 Two independent changes (oops):
Guido van Rossum <guido@python.org>
parents: 6197
diff changeset
622
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
623 /* Parse input from a file and execute it */
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
624
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
625 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
626 PyRun_AnyFile(FILE *fp, const char *filename)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
627 {
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
628 return PyRun_AnyFileExFlags(fp, filename, 0, NULL);
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
629 }
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
630
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
631 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
632 PyRun_AnyFileFlags(FILE *fp, const char *filename, PyCompilerFlags *flags)
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
633 {
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
634 return PyRun_AnyFileExFlags(fp, filename, 0, flags);
14228
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
635 }
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
636
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
637 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
638 PyRun_AnyFileEx(FILE *fp, const char *filename, int closeit)
14228
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
639 {
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
640 return PyRun_AnyFileExFlags(fp, filename, closeit, NULL);
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
641 }
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
642
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
643 int
28648
0e8416be208e Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 28647
diff changeset
644 PyRun_AnyFileExFlags(FILE *fp, const char *filename, int closeit,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
645 PyCompilerFlags *flags)
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
646 {
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
647 if (filename == NULL)
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
648 filename = "???";
14228
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
649 if (Py_FdIsInteractive(fp, filename)) {
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
650 int err = PyRun_InteractiveLoopFlags(fp, filename, flags);
14228
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
651 if (closeit)
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
652 fclose(fp);
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
653 return err;
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
654 }
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
655 else
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
656 return PyRun_SimpleFileExFlags(fp, filename, closeit, flags);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
657 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
658
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
659 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
660 PyRun_InteractiveLoop(FILE *fp, const char *filename)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
661 {
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
662 return PyRun_InteractiveLoopFlags(fp, filename, NULL);
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
663 }
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
664
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
665 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
666 PyRun_InteractiveLoopFlags(FILE *fp, const char *filename, PyCompilerFlags *flags)
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
667 {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
668 PyObject *v;
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
669 int ret;
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
670 PyCompilerFlags local_flags;
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
671
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
672 if (flags == NULL) {
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
673 flags = &local_flags;
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18101
diff changeset
674 local_flags.cf_flags = 0;
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
675 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
676 v = PySys_GetObject("ps1");
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
677 if (v == NULL) {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
678 PySys_SetObject("ps1", v = PyString_FromString(">>> "));
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
679 Py_XDECREF(v);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
680 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
681 v = PySys_GetObject("ps2");
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
682 if (v == NULL) {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
683 PySys_SetObject("ps2", v = PyString_FromString("... "));
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
684 Py_XDECREF(v);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
685 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
686 for (;;) {
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
687 ret = PyRun_InteractiveOneFlags(fp, filename, flags);
3575
e2b3a696d69c Use new names for debug macros. Don't include pythonrun.h.
Guido van Rossum <guido@python.org>
parents: 3489
diff changeset
688 #ifdef Py_REF_DEBUG
2612
ca6b60d4ea90 fix dusty debugging macros
Guido van Rossum <guido@python.org>
parents: 2529
diff changeset
689 fprintf(stderr, "[%ld refs]\n", _Py_RefTotal);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
690 #endif
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
691 if (ret == E_EOF)
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
692 return 0;
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
693 /*
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
694 if (ret == E_NOMEM)
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
695 return -1;
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
696 */
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
697 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
698 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
699
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
700 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
701 PyRun_InteractiveOne(FILE *fp, const char *filename)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
702 {
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
703 return PyRun_InteractiveOneFlags(fp, filename, NULL);
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
704 }
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
705
22468
eebae4f60d05 Disable the parser hacks that enabled the "yield" keyword using a future
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 22121
diff changeset
706 /* compute parser flags based on compiler flags */
eebae4f60d05 Disable the parser hacks that enabled the "yield" keyword using a future
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 22121
diff changeset
707 #define PARSER_FLAGS(flags) \
27878
be7683a6f521 - Finally fixed the bug in compile() and exec where a string ending
Guido van Rossum <guido@python.org>
parents: 27358
diff changeset
708 (((flags) && (flags)->cf_flags & PyCF_DONT_IMPLY_DEDENT) ? \
be7683a6f521 - Finally fixed the bug in compile() and exec where a string ending
Guido van Rossum <guido@python.org>
parents: 27358
diff changeset
709 PyPARSE_DONT_IMPLY_DEDENT : 0)
22468
eebae4f60d05 Disable the parser hacks that enabled the "yield" keyword using a future
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 22121
diff changeset
710
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
711 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
712 PyRun_InteractiveOneFlags(FILE *fp, const char *filename, PyCompilerFlags *flags)
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
713 {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
714 PyObject *m, *d, *v, *w;
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
715 node *n;
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
716 perrdetail err;
6661
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
717 char *ps1 = "", *ps2 = "";
18615
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
718
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
719 v = PySys_GetObject("ps1");
6661
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
720 if (v != NULL) {
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
721 v = PyObject_Str(v);
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
722 if (v == NULL)
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
723 PyErr_Clear();
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
724 else if (PyString_Check(v))
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
725 ps1 = PyString_AsString(v);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
726 }
6661
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
727 w = PySys_GetObject("ps2");
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
728 if (w != NULL) {
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
729 w = PyObject_Str(w);
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
730 if (w == NULL)
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
731 PyErr_Clear();
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
732 else if (PyString_Check(w))
99955b65408d Apply str() to sys.ps1 or sys.ps2 before using them as a prompt, so
Guido van Rossum <guido@python.org>
parents: 6600
diff changeset
733 ps2 = PyString_AsString(w);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
734 }
18615
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
735 n = PyParser_ParseFileFlags(fp, filename, &_PyParser_Grammar,
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
736 Py_single_input, ps1, ps2, &err,
22468
eebae4f60d05 Disable the parser hacks that enabled the "yield" keyword using a future
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 22121
diff changeset
737 PARSER_FLAGS(flags));
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
738 Py_XDECREF(v);
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
739 Py_XDECREF(w);
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
740 if (n == NULL) {
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
741 if (err.error == E_EOF) {
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
742 if (err.text)
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12555
diff changeset
743 PyMem_DEL(err.text);
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
744 return E_EOF;
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
745 }
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
746 err_input(&err);
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
747 PyErr_Print();
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
748 return err.error;
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
749 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
750 m = PyImport_AddModule("__main__");
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
751 if (m == NULL)
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
752 return -1;
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
753 d = PyModule_GetDict(m);
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
754 v = run_node(n, filename, d, d, flags);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
755 if (v == NULL) {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
756 PyErr_Print();
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
757 return -1;
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
758 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
759 Py_DECREF(v);
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
760 if (Py_FlushLine())
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
761 PyErr_Clear();
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
762 return 0;
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
763 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
764
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
765 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
766 PyRun_SimpleFile(FILE *fp, const char *filename)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
767 {
14228
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
768 return PyRun_SimpleFileEx(fp, filename, 0);
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
769 }
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
770
15738
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
771 /* Check whether a file maybe a pyc file: Look at the extension,
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
772 the file type, and, if we may close it, at the first few bytes. */
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
773
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
774 static int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
775 maybe_pyc_file(FILE *fp, const char* filename, const char* ext, int closeit)
15738
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
776 {
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
777 if (strcmp(ext, ".pyc") == 0 || strcmp(ext, ".pyo") == 0)
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
778 return 1;
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
779
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
780 /* Only look into the file if we are allowed to close it, since
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
781 it then should also be seekable. */
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
782 if (closeit) {
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
783 /* Read only two bytes of the magic. If the file was opened in
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
784 text mode, the bytes 3 and 4 of the magic (\r\n) might not
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
785 be read as they are on disk. */
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
786 unsigned int halfmagic = PyImport_GetMagicNumber() & 0xFFFF;
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
787 unsigned char buf[2];
16560
e8e636cc1a09 Ugly fix for SF bug 131239 (-x flag busted).
Tim Peters <tim.peters@gmail.com>
parents: 16421
diff changeset
788 /* Mess: In case of -x, the stream is NOT at its start now,
e8e636cc1a09 Ugly fix for SF bug 131239 (-x flag busted).
Tim Peters <tim.peters@gmail.com>
parents: 16421
diff changeset
789 and ungetc() was used to push back the first newline,
16648
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
790 which makes the current stream position formally undefined,
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
791 and a x-platform nightmare.
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
792 Unfortunately, we have no direct way to know whether -x
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
793 was specified. So we use a terrible hack: if the current
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
794 stream position is not 0, we assume -x was specified, and
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
795 give up. Bug 132850 on SourceForge spells out the
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
796 hopelessness of trying anything else (fseek and ftell
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
797 don't work predictably x-platform for text-mode files).
16560
e8e636cc1a09 Ugly fix for SF bug 131239 (-x flag busted).
Tim Peters <tim.peters@gmail.com>
parents: 16421
diff changeset
798 */
e8e636cc1a09 Ugly fix for SF bug 131239 (-x flag busted).
Tim Peters <tim.peters@gmail.com>
parents: 16421
diff changeset
799 int ispyc = 0;
16648
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
800 if (ftell(fp) == 0) {
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
801 if (fread(buf, 1, 2, fp) == 2 &&
28648
0e8416be208e Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 28647
diff changeset
802 ((unsigned int)buf[1]<<8 | buf[0]) == halfmagic)
16648
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
803 ispyc = 1;
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
804 rewind(fp);
a51b9961f3bb Bug #132850 unix line terminator on windows.
Tim Peters <tim.peters@gmail.com>
parents: 16560
diff changeset
805 }
16560
e8e636cc1a09 Ugly fix for SF bug 131239 (-x flag busted).
Tim Peters <tim.peters@gmail.com>
parents: 16421
diff changeset
806 return ispyc;
15738
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
807 }
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
808 return 0;
28648
0e8416be208e Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 28647
diff changeset
809 }
15738
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
810
14228
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
811 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
812 PyRun_SimpleFileEx(FILE *fp, const char *filename, int closeit)
14228
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
813 {
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
814 return PyRun_SimpleFileExFlags(fp, filename, closeit, NULL);
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
815 }
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
816
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
817 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
818 PyRun_SimpleFileExFlags(FILE *fp, const char *filename, int closeit,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
819 PyCompilerFlags *flags)
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
820 {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
821 PyObject *m, *d, *v;
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
822 const char *ext;
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
823
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
824 m = PyImport_AddModule("__main__");
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
825 if (m == NULL)
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
826 return -1;
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
827 d = PyModule_GetDict(m);
25827
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
828 if (PyDict_GetItemString(d, "__file__") == NULL) {
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
829 PyObject *f = PyString_FromString(filename);
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
830 if (f == NULL)
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
831 return -1;
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
832 if (PyDict_SetItemString(d, "__file__", f) < 0) {
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
833 Py_DECREF(f);
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
834 return -1;
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
835 }
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
836 Py_DECREF(f);
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
837 }
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
838 ext = filename + strlen(filename) - 4;
15738
76caf0855d1f Recognize pyc files even if they don't end in pyc.
Martin v. Löwis <martin@v.loewis.de>
parents: 14637
diff changeset
839 if (maybe_pyc_file(fp, filename, ext, closeit)) {
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
840 /* Try to run a pyc file. First, re-open in binary */
14228
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
841 if (closeit)
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
842 fclose(fp);
25827
093fe5b9f6f9 If we have a filename and __main__.__file__ hasn't already been set,
Fred Drake <fdrake@acm.org>
parents: 25573
diff changeset
843 if ((fp = fopen(filename, "rb")) == NULL) {
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
844 fprintf(stderr, "python: Can't reopen .pyc file\n");
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
845 return -1;
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
846 }
5234
07ed52e200db Allow passing a .pyo file.
Guido van Rossum <guido@python.org>
parents: 5170
diff changeset
847 /* Turn on optimization if a .pyo file is given */
07ed52e200db Allow passing a .pyo file.
Guido van Rossum <guido@python.org>
parents: 5170
diff changeset
848 if (strcmp(ext, ".pyo") == 0)
07ed52e200db Allow passing a .pyo file.
Guido van Rossum <guido@python.org>
parents: 5170
diff changeset
849 Py_OptimizeFlag = 1;
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
850 v = run_pyc_file(fp, filename, d, d, flags);
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
851 } else {
28648
0e8416be208e Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 28647
diff changeset
852 v = PyRun_FileExFlags(fp, filename, Py_file_input, d, d,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
853 closeit, flags);
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
854 }
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
855 if (v == NULL) {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
856 PyErr_Print();
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
857 return -1;
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
858 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
859 Py_DECREF(v);
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
860 if (Py_FlushLine())
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
861 PyErr_Clear();
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
862 return 0;
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
863 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
864
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
865 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
866 PyRun_SimpleString(const char *command)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
867 {
19633
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in
Guido van Rossum <guido@python.org>
parents: 19343
diff changeset
868 return PyRun_SimpleStringFlags(command, NULL);
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in
Guido van Rossum <guido@python.org>
parents: 19343
diff changeset
869 }
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in
Guido van Rossum <guido@python.org>
parents: 19343
diff changeset
870
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in
Guido van Rossum <guido@python.org>
parents: 19343
diff changeset
871 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
872 PyRun_SimpleStringFlags(const char *command, PyCompilerFlags *flags)
19633
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in
Guido van Rossum <guido@python.org>
parents: 19343
diff changeset
873 {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
874 PyObject *m, *d, *v;
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
875 m = PyImport_AddModule("__main__");
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
876 if (m == NULL)
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
877 return -1;
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
878 d = PyModule_GetDict(m);
19633
c0a44829bcd5 Add warning mode for classic division, almost exactly as specified in
Guido van Rossum <guido@python.org>
parents: 19343
diff changeset
879 v = PyRun_StringFlags(command, Py_file_input, d, d, flags);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
880 if (v == NULL) {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
881 PyErr_Print();
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
882 return -1;
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
883 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
884 Py_DECREF(v);
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
885 if (Py_FlushLine())
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
886 PyErr_Clear();
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
887 return 0;
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
888 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
889
6197
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
890 static int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
891 parse_syntax_error(PyObject *err, PyObject **message, const char **filename,
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
892 int *lineno, int *offset, const char **text)
6197
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
893 {
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
894 long hold;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
895 PyObject *v;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
896
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
897 /* old style errors */
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
898 if (PyTuple_Check(err))
22721
253de588f2fb Get rid of another use of PyArg_Parse()
Neal Norwitz <nnorwitz@gmail.com>
parents: 22468
diff changeset
899 return PyArg_ParseTuple(err, "O(ziiz)", message, filename,
253de588f2fb Get rid of another use of PyArg_Parse()
Neal Norwitz <nnorwitz@gmail.com>
parents: 22468
diff changeset
900 lineno, offset, text);
6197
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
901
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
902 /* new style errors. `err' is an instance */
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
903
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
904 if (! (v = PyObject_GetAttrString(err, "msg")))
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
905 goto finally;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
906 *message = v;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
907
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
908 if (!(v = PyObject_GetAttrString(err, "filename")))
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
909 goto finally;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
910 if (v == Py_None)
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
911 *filename = NULL;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
912 else if (! (*filename = PyString_AsString(v)))
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
913 goto finally;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
914
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
915 Py_DECREF(v);
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
916 if (!(v = PyObject_GetAttrString(err, "lineno")))
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
917 goto finally;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
918 hold = PyInt_AsLong(v);
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
919 Py_DECREF(v);
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
920 v = NULL;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
921 if (hold < 0 && PyErr_Occurred())
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
922 goto finally;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
923 *lineno = (int)hold;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
924
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
925 if (!(v = PyObject_GetAttrString(err, "offset")))
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
926 goto finally;
16831
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
927 if (v == Py_None) {
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
928 *offset = -1;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
929 Py_DECREF(v);
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
930 v = NULL;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
931 } else {
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
932 hold = PyInt_AsLong(v);
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
933 Py_DECREF(v);
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
934 v = NULL;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
935 if (hold < 0 && PyErr_Occurred())
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
936 goto finally;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
937 *offset = (int)hold;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
938 }
6197
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
939
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
940 if (!(v = PyObject_GetAttrString(err, "text")))
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
941 goto finally;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
942 if (v == Py_None)
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
943 *text = NULL;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
944 else if (! (*text = PyString_AsString(v)))
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
945 goto finally;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
946 Py_DECREF(v);
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
947 return 1;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
948
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
949 finally:
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
950 Py_XDECREF(v);
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
951 return 0;
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
952 }
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
953
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
954 void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
955 PyErr_Print(void)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
956 {
7206
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
957 PyErr_PrintEx(1);
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
958 }
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
959
16831
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
960 static void
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
961 print_error_text(PyObject *f, int offset, const char *text)
16831
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
962 {
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
963 char *nl;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
964 if (offset >= 0) {
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
965 if (offset > 0 && offset == (int)strlen(text))
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
966 offset--;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
967 for (;;) {
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
968 nl = strchr(text, '\n');
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
969 if (nl == NULL || nl-text >= offset)
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
970 break;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
971 offset -= (nl+1-text);
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
972 text = nl+1;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
973 }
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
974 while (*text == ' ' || *text == '\t') {
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
975 text++;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
976 offset--;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
977 }
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
978 }
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
979 PyFile_WriteString(" ", f);
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
980 PyFile_WriteString(text, f);
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
981 if (*text == '\0' || text[strlen(text)-1] != '\n')
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
982 PyFile_WriteString("\n", f);
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
983 if (offset == -1)
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
984 return;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
985 PyFile_WriteString(" ", f);
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
986 offset--;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
987 while (offset > 0) {
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
988 PyFile_WriteString(" ", f);
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
989 offset--;
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
990 }
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
991 PyFile_WriteString("^\n", f);
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
992 }
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
993
17212
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
994 static void
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
995 handle_system_exit(void)
17191
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
996 {
17212
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
997 PyObject *exception, *value, *tb;
28698
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
998 int exitcode = 0;
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
999
17212
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
1000 PyErr_Fetch(&exception, &value, &tb);
17191
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1001 if (Py_FlushLine())
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1002 PyErr_Clear();
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1003 fflush(stdout);
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1004 if (value == NULL || value == Py_None)
28698
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1005 goto done;
17191
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1006 if (PyInstance_Check(value)) {
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1007 /* The error code should be in the `code' attribute. */
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1008 PyObject *code = PyObject_GetAttrString(value, "code");
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1009 if (code) {
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1010 Py_DECREF(value);
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1011 value = code;
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1012 if (value == Py_None)
28698
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1013 goto done;
17191
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1014 }
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1015 /* If we failed to dig out the 'code' attribute,
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1016 just let the else clause below print the error. */
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1017 }
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1018 if (PyInt_Check(value))
28698
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1019 exitcode = (int)PyInt_AsLong(value);
17191
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1020 else {
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1021 PyObject_Print(value, stderr, Py_PRINT_RAW);
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1022 PySys_WriteStderr("\n");
28698
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1023 exitcode = 1;
17191
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1024 }
28698
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1025 done:
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1026 /* Restore and clear the exception info, in order to properly decref
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1027 * the exception, value, and traceback. If we just exit instead,
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1028 * these leak, which confuses PYTHONDUMPREFS output, and may prevent
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1029 * some finalizers from running.
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1030 */
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1031 PyErr_Restore(exception, value, tb);
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1032 PyErr_Clear();
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1033 Py_Exit(exitcode);
aef01a076ef9 handle_system_exit(): This leaked the current exception info, in
Tim Peters <tim.peters@gmail.com>
parents: 28694
diff changeset
1034 /* NOTREACHED */
17191
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1035 }
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1036
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1037 void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
1038 PyErr_PrintEx(int set_sys_last_vars)
7206
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
1039 {
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1040 PyObject *exception, *v, *tb, *hook;
17212
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
1041
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
1042 if (PyErr_ExceptionMatches(PyExc_SystemExit)) {
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
1043 handle_system_exit();
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
1044 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1045 PyErr_Fetch(&exception, &v, &tb);
6197
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
1046 PyErr_NormalizeException(&exception, &v, &tb);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2022
diff changeset
1047 if (exception == NULL)
5611
5ed3a21cc122 Can't return 0 from void function...
Guido van Rossum <guido@python.org>
parents: 5607
diff changeset
1048 return;
7206
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
1049 if (set_sys_last_vars) {
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
1050 PySys_SetObject("last_type", exception);
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
1051 PySys_SetObject("last_value", v);
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
1052 PySys_SetObject("last_traceback", tb);
3f255aedf621 Ehm, three unrelated changes.
Guido van Rossum <guido@python.org>
parents: 7113
diff changeset
1053 }
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1054 hook = PySys_GetObject("excepthook");
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1055 if (hook) {
30683
3b59fa5d25b1 Simplify and speedup uses of Py_BuildValue():
Raymond Hettinger <python@rcn.com>
parents: 30122
diff changeset
1056 PyObject *args = PyTuple_Pack(3,
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1057 exception, v ? v : Py_None, tb ? tb : Py_None);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1058 PyObject *result = PyEval_CallObject(hook, args);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1059 if (result == NULL) {
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1060 PyObject *exception2, *v2, *tb2;
17212
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
1061 if (PyErr_ExceptionMatches(PyExc_SystemExit)) {
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
1062 handle_system_exit();
215dc725db84 Finishing touch to Ping's changes. This is a patch that Ping sent me
Guido van Rossum <guido@python.org>
parents: 17207
diff changeset
1063 }
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1064 PyErr_Fetch(&exception2, &v2, &tb2);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1065 PyErr_NormalizeException(&exception2, &v2, &tb2);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1066 if (Py_FlushLine())
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1067 PyErr_Clear();
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1068 fflush(stdout);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1069 PySys_WriteStderr("Error in sys.excepthook:\n");
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1070 PyErr_Display(exception2, v2, tb2);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1071 PySys_WriteStderr("\nOriginal exception was:\n");
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1072 PyErr_Display(exception, v, tb);
21284
43b8a962a32a Missing DECREFs when exception is raised in sys.excepthook.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 21251
diff changeset
1073 Py_XDECREF(exception2);
43b8a962a32a Missing DECREFs when exception is raised in sys.excepthook.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 21251
diff changeset
1074 Py_XDECREF(v2);
43b8a962a32a Missing DECREFs when exception is raised in sys.excepthook.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 21251
diff changeset
1075 Py_XDECREF(tb2);
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1076 }
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1077 Py_XDECREF(result);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1078 Py_XDECREF(args);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1079 } else {
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1080 PySys_WriteStderr("sys.excepthook is missing\n");
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1081 PyErr_Display(exception, v, tb);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1082 }
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1083 Py_XDECREF(exception);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1084 Py_XDECREF(v);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1085 Py_XDECREF(tb);
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1086 }
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1087
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1088 void PyErr_Display(PyObject *exception, PyObject *value, PyObject *tb)
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1089 {
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1090 int err = 0;
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1091 PyObject *v = value;
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1092 PyObject *f = PySys_GetObject("stderr");
1073
2c0432fcc270 Modified most (but not yet all) I/O to always go through sys.stdout or
Guido van Rossum <guido@python.org>
parents: 1015
diff changeset
1093 if (f == NULL)
2c0432fcc270 Modified most (but not yet all) I/O to always go through sys.stdout or
Guido van Rossum <guido@python.org>
parents: 1015
diff changeset
1094 fprintf(stderr, "lost sys.stderr\n");
2c0432fcc270 Modified most (but not yet all) I/O to always go through sys.stdout or
Guido van Rossum <guido@python.org>
parents: 1015
diff changeset
1095 else {
7509
b5d52c415b15 Fix the handling of errors in Py_FlushLine() in a few places.
Guido van Rossum <guido@python.org>
parents: 7206
diff changeset
1096 if (Py_FlushLine())
b5d52c415b15 Fix the handling of errors in Py_FlushLine() in a few places.
Guido van Rossum <guido@python.org>
parents: 7206
diff changeset
1097 PyErr_Clear();
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1098 fflush(stdout);
17164
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1099 if (tb && tb != Py_None)
b44e77a12978 Add sys.excepthook.
Ka-Ping Yee <ping@zesty.ca>
parents: 17125
diff changeset
1100 err = PyTraceBack_Print(tb, f);
6165
29ddf1049842 PyErr_Print(): Use PyErr_GivenExceptionMatches() instead of pointer
Barry Warsaw <barry@python.org>
parents: 6136
diff changeset
1101 if (err == 0 &&
22121
d4406fbfcb4e Patch #50002: Display line information for bad \x escapes:
Martin v. Löwis <martin@v.loewis.de>
parents: 21712
diff changeset
1102 PyObject_HasAttrString(v, "print_file_and_line"))
6165
29ddf1049842 PyErr_Print(): Use PyErr_GivenExceptionMatches() instead of pointer
Barry Warsaw <barry@python.org>
parents: 6136
diff changeset
1103 {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1104 PyObject *message;
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1105 const char *filename, *text;
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1106 int lineno, offset;
6197
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
1107 if (!parse_syntax_error(v, &message, &filename,
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
1108 &lineno, &offset, &text))
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1109 PyErr_Clear();
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1110 else {
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1111 char buf[10];
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1112 PyFile_WriteString(" File \"", f);
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1113 if (filename == NULL)
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1114 PyFile_WriteString("<string>", f);
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1115 else
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1116 PyFile_WriteString(filename, f);
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1117 PyFile_WriteString("\", line ", f);
21077
379fc66f4c96 Use PyOS_snprintf instead of sprintf.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 20969
diff changeset
1118 PyOS_snprintf(buf, sizeof(buf), "%d", lineno);
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1119 PyFile_WriteString(buf, f);
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1120 PyFile_WriteString("\n", f);
16831
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
1121 if (text != NULL)
27f04d714ecb Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16648
diff changeset
1122 print_error_text(f, offset, text);
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1123 v = message;
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1124 /* Can't be bothered to check all those
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1125 PyFile_WriteString() calls */
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1126 if (PyErr_Occurred())
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1127 err = -1;
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1128 }
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1129 }
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1130 if (err) {
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1131 /* Don't do anything else */
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1132 }
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1133 else if (PyClass_Check(exception)) {
6322
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1134 PyClassObject* exc = (PyClassObject*)exception;
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1135 PyObject* className = exc->cl_name;
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1136 PyObject* moduleName =
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1137 PyDict_GetItemString(exc->cl_dict, "__module__");
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1138
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1139 if (moduleName == NULL)
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1140 err = PyFile_WriteString("<unknown>", f);
6322
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1141 else {
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1142 char* modstr = PyString_AsString(moduleName);
28648
0e8416be208e Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 28647
diff changeset
1143 if (modstr && strcmp(modstr, "exceptions"))
6322
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1144 {
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1145 err = PyFile_WriteString(modstr, f);
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1146 err += PyFile_WriteString(".", f);
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1147 }
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1148 }
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1149 if (err == 0) {
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1150 if (className == NULL)
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1151 err = PyFile_WriteString("<unknown>", f);
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1152 else
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1153 err = PyFile_WriteObject(className, f,
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1154 Py_PRINT_RAW);
05d943c4597c PyErr_Print(): When printing a class exception, try to dig out the
Barry Warsaw <barry@python.org>
parents: 6246
diff changeset
1155 }
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1156 }
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1157 else
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1158 err = PyFile_WriteObject(exception, f, Py_PRINT_RAW);
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1159 if (err == 0) {
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1160 if (v != NULL && v != Py_None) {
6197
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
1161 PyObject *s = PyObject_Str(v);
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
1162 /* only print colon if the str() of the
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
1163 object is not the empty string
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
1164 */
6246
4cf20fa883a9 Fixed some details of printing the str() of an exception. This fixes
Guido van Rossum <guido@python.org>
parents: 6201
diff changeset
1165 if (s == NULL)
4cf20fa883a9 Fixed some details of printing the str() of an exception. This fixes
Guido van Rossum <guido@python.org>
parents: 6201
diff changeset
1166 err = -1;
4cf20fa883a9 Fixed some details of printing the str() of an exception. This fixes
Guido van Rossum <guido@python.org>
parents: 6201
diff changeset
1167 else if (!PyString_Check(s) ||
4cf20fa883a9 Fixed some details of printing the str() of an exception. This fixes
Guido van Rossum <guido@python.org>
parents: 6201
diff changeset
1168 PyString_GET_SIZE(s) != 0)
6197
7da7ba5c6525 Added Py_UseClassExceptionsFlag, the variable containing the state of
Barry Warsaw <barry@python.org>
parents: 6165
diff changeset
1169 err = PyFile_WriteString(": ", f);
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1170 if (err == 0)
6246
4cf20fa883a9 Fixed some details of printing the str() of an exception. This fixes
Guido van Rossum <guido@python.org>
parents: 6201
diff changeset
1171 err = PyFile_WriteObject(s, f, Py_PRINT_RAW);
4cf20fa883a9 Fixed some details of printing the str() of an exception. This fixes
Guido van Rossum <guido@python.org>
parents: 6201
diff changeset
1172 Py_XDECREF(s);
2293
a24146241991 print class name for exceptions that are classes
Guido van Rossum <guido@python.org>
parents: 2279
diff changeset
1173 }
a24146241991 print class name for exceptions that are classes
Guido van Rossum <guido@python.org>
parents: 2279
diff changeset
1174 }
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1175 if (err == 0)
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1176 err = PyFile_WriteString("\n", f);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1177 }
5607
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1178 /* If an error happened here, don't show it.
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1179 XXX This is wrong, but too many callers rely on this behavior. */
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1180 if (err != 0)
cbb4e3cf086e Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents: 5593
diff changeset
1181 PyErr_Clear();
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1182 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1183
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1184 PyObject *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1185 PyRun_String(const char *str, int start, PyObject *globals, PyObject *locals)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1186 {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1187 return run_err_node(PyParser_SimpleParseString(str, start),
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
1188 "<string>", globals, locals, NULL);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1189 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1190
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1191 PyObject *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1192 PyRun_File(FILE *fp, const char *filename, int start, PyObject *globals,
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
1193 PyObject *locals)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1194 {
14231
396b4ab3b9c2 Hard to believe Guido compiled this! Function lacked a return stmt.
Tim Peters <tim.peters@gmail.com>
parents: 14228
diff changeset
1195 return PyRun_FileEx(fp, filename, start, globals, locals, 0);
14228
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
1196 }
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
1197
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
1198 PyObject *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1199 PyRun_FileEx(FILE *fp, const char *filename, int start, PyObject *globals,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1200 PyObject *locals, int closeit)
14228
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
1201 {
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
1202 node *n = PyParser_SimpleParseFile(fp, filename, start);
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
1203 if (closeit)
20377f15b96a Add three new APIs: PyRun_AnyFileEx(), PyRun_SimpleFileEx(),
Guido van Rossum <guido@python.org>
parents: 14227
diff changeset
1204 fclose(fp);
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
1205 return run_err_node(n, filename, globals, locals, NULL);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1206 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1207
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1208 PyObject *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1209 PyRun_StringFlags(const char *str, int start, PyObject *globals, PyObject *locals,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1210 PyCompilerFlags *flags)
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1211 {
18630
c9b4c8ae6179 PyRun_StringFlags(): forgot to pass the flags on to
Guido van Rossum <guido@python.org>
parents: 18615
diff changeset
1212 return run_err_node(PyParser_SimpleParseStringFlags(
22468
eebae4f60d05 Disable the parser hacks that enabled the "yield" keyword using a future
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 22121
diff changeset
1213 str, start, PARSER_FLAGS(flags)),
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1214 "<string>", globals, locals, flags);
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1215 }
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1216
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1217 PyObject *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1218 PyRun_FileFlags(FILE *fp, const char *filename, int start, PyObject *globals,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1219 PyObject *locals, PyCompilerFlags *flags)
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1220 {
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1221 return PyRun_FileExFlags(fp, filename, start, globals, locals, 0,
28648
0e8416be208e Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 28647
diff changeset
1222 flags);
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1223 }
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1224
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1225 PyObject *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1226 PyRun_FileExFlags(FILE *fp, const char *filename, int start, PyObject *globals,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1227 PyObject *locals, int closeit, PyCompilerFlags *flags)
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1228 {
18615
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1229 node *n = PyParser_SimpleParseFileFlags(fp, filename, start,
22468
eebae4f60d05 Disable the parser hacks that enabled the "yield" keyword using a future
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 22121
diff changeset
1230 PARSER_FLAGS(flags));
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1231 if (closeit)
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1232 fclose(fp);
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1233 return run_err_node(n, filename, globals, locals, flags);
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1234 }
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1235
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1236 static PyObject *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1237 run_err_node(node *n, const char *filename, PyObject *globals, PyObject *locals,
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
1238 PyCompilerFlags *flags)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1239 {
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1240 if (n == NULL)
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1241 return NULL;
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
1242 return run_node(n, filename, globals, locals, flags);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1243 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1244
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1245 static PyObject *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1246 run_node(node *n, const char *filename, PyObject *globals, PyObject *locals,
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
1247 PyCompilerFlags *flags)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1248 {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1249 PyCodeObject *co;
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1250 PyObject *v;
16916
b0456d3a0f1f Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16845
diff changeset
1251 co = PyNode_CompileFlags(n, filename, flags);
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1252 PyNode_Free(n);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1253 if (co == NULL)
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1254 return NULL;
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1255 v = PyEval_EvalCode(co, globals, locals);
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1256 Py_DECREF(co);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1257 return v;
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1258 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1259
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1260 static PyObject *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1261 run_pyc_file(FILE *fp, const char *filename, PyObject *globals, PyObject *locals,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1262 PyCompilerFlags *flags)
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1263 {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1264 PyCodeObject *co;
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1265 PyObject *v;
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1266 long magic;
14278
fb8fb53a2eff Add a comment explaining the return value of PyOS_CheckStack().
Fred Drake <fdrake@acm.org>
parents: 14231
diff changeset
1267 long PyImport_GetMagicNumber(void);
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1268
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1269 magic = PyMarshal_ReadLongFromFile(fp);
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1270 if (magic != PyImport_GetMagicNumber()) {
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1271 PyErr_SetString(PyExc_RuntimeError,
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1272 "Bad magic number in .pyc file");
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1273 return NULL;
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1274 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1275 (void) PyMarshal_ReadLongFromFile(fp);
16311
8c41f3861aad It's unclear whether PyMarshal_XXX() are part of the public or private API.
Tim Peters <tim.peters@gmail.com>
parents: 16073
diff changeset
1276 v = PyMarshal_ReadLastObjectFromFile(fp);
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1277 fclose(fp);
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1278 if (v == NULL || !PyCode_Check(v)) {
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1279 Py_XDECREF(v);
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1280 PyErr_SetString(PyExc_RuntimeError,
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1281 "Bad code object in .pyc file");
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1282 return NULL;
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1283 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1284 co = (PyCodeObject *)v;
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1285 v = PyEval_EvalCode(co, globals, locals);
19158
97a3d3d7029f Refactor future feature handling
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 19099
diff changeset
1286 if (v && flags)
97a3d3d7029f Refactor future feature handling
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 19099
diff changeset
1287 flags->cf_flags |= (co->co_flags & PyCF_MASK);
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1288 Py_DECREF(co);
1886
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1289 return v;
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1290 }
ac6a9f90f6fd * Import/pythonrun.h, Python/{import,pythonrun}.c,
Guido van Rossum <guido@python.org>
parents: 1870
diff changeset
1291
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1292 PyObject *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1293 Py_CompileString(const char *str, const char *filename, int start)
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1294 {
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1295 return Py_CompileStringFlags(str, filename, start, NULL);
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1296 }
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1297
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1298 PyObject *
28648
0e8416be208e Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 28647
diff changeset
1299 Py_CompileStringFlags(const char *str, const char *filename, int start,
17125
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1300 PyCompilerFlags *flags)
2054cea38754 Extend support for from __future__ import nested_scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16916
diff changeset
1301 {
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1302 node *n;
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1303 PyCodeObject *co;
24159
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1304
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1305 n = PyParser_SimpleParseStringFlagsFilename(str, filename, start,
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1306 PARSER_FLAGS(flags));
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1307 if (n == NULL)
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1308 return NULL;
17228
32fb6643adf1 Bug fix: compile() called from a nested-scopes-enable Python was not
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17212
diff changeset
1309 co = PyNode_CompileFlags(n, filename, flags);
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1310 PyNode_Free(n);
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1311 return (PyObject *)co;
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1312 }
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1313
16421
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1314 struct symtable *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1315 Py_SymtableString(const char *str, const char *filename, int start)
16421
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1316 {
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1317 node *n;
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1318 struct symtable *st;
24159
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1319 n = PyParser_SimpleParseStringFlagsFilename(str, filename,
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1320 start, 0);
16421
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1321 if (n == NULL)
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1322 return NULL;
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1323 st = PyNode_CompileSymtable(n, filename);
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1324 PyNode_Free(n);
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1325 return st;
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1326 }
aa844711463a Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16311
diff changeset
1327
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1328 /* Simplified interface to parsefile -- return node or set exception */
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1329
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1330 node *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1331 PyParser_SimpleParseFileFlags(FILE *fp, const char *filename, int start, int flags)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1332 {
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1333 node *n;
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1334 perrdetail err;
18615
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1335 n = PyParser_ParseFileFlags(fp, filename, &_PyParser_Grammar, start,
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1336 (char *)0, (char *)0, &err, flags);
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1337 if (n == NULL)
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1338 err_input(&err);
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1339 return n;
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1340 }
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1341
18615
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1342 node *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1343 PyParser_SimpleParseFile(FILE *fp, const char *filename, int start)
18615
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1344 {
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1345 return PyParser_SimpleParseFileFlags(fp, filename, start, 0);
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1346 }
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1347
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1348 /* Simplified interface to parsestring -- return node or set exception */
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1349
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1350 node *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1351 PyParser_SimpleParseStringFlags(const char *str, int start, int flags)
18615
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1352 {
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1353 node *n;
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1354 perrdetail err;
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1355 n = PyParser_ParseStringFlags(str, &_PyParser_Grammar, start, &err,
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1356 flags);
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1357 if (n == NULL)
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1358 err_input(&err);
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1359 return n;
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1360 }
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1361
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1362 node *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1363 PyParser_SimpleParseString(const char *str, int start)
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1364 {
18615
0a90e5ec61b6 Ugly. A pile of new xxxFlags() functions, to communicate to the parser
Tim Peters <tim.peters@gmail.com>
parents: 18612
diff changeset
1365 return PyParser_SimpleParseStringFlags(str, start, 0);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1366 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1367
24159
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1368 node *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1369 PyParser_SimpleParseStringFlagsFilename(const char *str, const char *filename,
24159
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1370 int start, int flags)
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1371 {
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1372 node *n;
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1373 perrdetail err;
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1374
28648
0e8416be208e Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 28647
diff changeset
1375 n = PyParser_ParseStringFlagsFilename(str, filename,
24159
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1376 &_PyParser_Grammar,
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1377 start, &err, flags);
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1378 if (n == NULL)
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1379 err_input(&err);
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1380 return n;
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1381 }
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1382
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1383 node *
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1384 PyParser_SimpleParseStringFilename(const char *str, const char *filename, int start)
24159
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1385 {
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1386 return PyParser_SimpleParseStringFlagsFilename(str, filename,
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1387 start, 0);
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1388 }
cb728141ae12 Fix SF Bug 564931: compile() traceback must include filename.
Thomas Heller <theller@ctypes.org>
parents: 24155
diff changeset
1389
28649
04b172843292 A missing piece of the PEP 269 patch: add PyParser_SetError(), a
Guido van Rossum <guido@python.org>
parents: 28648
diff changeset
1390 /* May want to move a more generalized form of this to parsetok.c or
04b172843292 A missing piece of the PEP 269 patch: add PyParser_SetError(), a
Guido van Rossum <guido@python.org>
parents: 28648
diff changeset
1391 even parser modules. */
04b172843292 A missing piece of the PEP 269 patch: add PyParser_SetError(), a
Guido van Rossum <guido@python.org>
parents: 28648
diff changeset
1392
04b172843292 A missing piece of the PEP 269 patch: add PyParser_SetError(), a
Guido van Rossum <guido@python.org>
parents: 28648
diff changeset
1393 void
04b172843292 A missing piece of the PEP 269 patch: add PyParser_SetError(), a
Guido van Rossum <guido@python.org>
parents: 28648
diff changeset
1394 PyParser_SetError(perrdetail *err)
04b172843292 A missing piece of the PEP 269 patch: add PyParser_SetError(), a
Guido van Rossum <guido@python.org>
parents: 28648
diff changeset
1395 {
04b172843292 A missing piece of the PEP 269 patch: add PyParser_SetError(), a
Guido van Rossum <guido@python.org>
parents: 28648
diff changeset
1396 err_input(err);
04b172843292 A missing piece of the PEP 269 patch: add PyParser_SetError(), a
Guido van Rossum <guido@python.org>
parents: 28648
diff changeset
1397 }
04b172843292 A missing piece of the PEP 269 patch: add PyParser_SetError(), a
Guido van Rossum <guido@python.org>
parents: 28648
diff changeset
1398
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1399 /* Set the error appropriate to the given input error code (see errcode.h) */
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1400
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1401 static void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
1402 err_input(perrdetail *err)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1403 {
13539
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1404 PyObject *v, *w, *errtype;
24539
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1405 PyObject* u = NULL;
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1406 char *msg = NULL;
13539
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1407 errtype = PyExc_SyntaxError;
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1408 v = Py_BuildValue("(ziiz)", err->filename,
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1409 err->lineno, err->offset, err->text);
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1410 if (err->text != NULL) {
12576
1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring.
Guido van Rossum <guido@python.org>
parents: 12555
diff changeset
1411 PyMem_DEL(err->text);
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1412 err->text = NULL;
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1413 }
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1414 switch (err->error) {
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1415 case E_SYNTAX:
13539
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1416 errtype = PyExc_IndentationError;
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1417 if (err->expected == INDENT)
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1418 msg = "expected an indented block";
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1419 else if (err->token == INDENT)
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1420 msg = "unexpected indent";
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1421 else if (err->token == DEDENT)
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1422 msg = "unexpected unindent";
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1423 else {
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1424 errtype = PyExc_SyntaxError;
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1425 msg = "invalid syntax";
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1426 }
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1427 break;
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1428 case E_TOKEN:
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1429 msg = "invalid token";
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1430 break;
24839
17e95cc06f69 provide less mysterious error messages when seeing end-of-line in
Skip Montanaro <skip@pobox.com>
parents: 24539
diff changeset
1431 case E_EOFS:
17e95cc06f69 provide less mysterious error messages when seeing end-of-line in
Skip Montanaro <skip@pobox.com>
parents: 24539
diff changeset
1432 msg = "EOF while scanning triple-quoted string";
17e95cc06f69 provide less mysterious error messages when seeing end-of-line in
Skip Montanaro <skip@pobox.com>
parents: 24539
diff changeset
1433 break;
17e95cc06f69 provide less mysterious error messages when seeing end-of-line in
Skip Montanaro <skip@pobox.com>
parents: 24539
diff changeset
1434 case E_EOLS:
17e95cc06f69 provide less mysterious error messages when seeing end-of-line in
Skip Montanaro <skip@pobox.com>
parents: 24539
diff changeset
1435 msg = "EOL while scanning single-quoted string";
17e95cc06f69 provide less mysterious error messages when seeing end-of-line in
Skip Montanaro <skip@pobox.com>
parents: 24539
diff changeset
1436 break;
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1437 case E_INTR:
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1438 PyErr_SetNone(PyExc_KeyboardInterrupt);
9965
c1091e82e5aa err_input(): Nailed a small memory leak. If the error is E_INTR, the
Barry Warsaw <barry@python.org>
parents: 9819
diff changeset
1439 Py_XDECREF(v);
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1440 return;
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1441 case E_NOMEM:
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1442 PyErr_NoMemory();
9965
c1091e82e5aa err_input(): Nailed a small memory leak. If the error is E_INTR, the
Barry Warsaw <barry@python.org>
parents: 9819
diff changeset
1443 Py_XDECREF(v);
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1444 return;
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1445 case E_EOF:
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1446 msg = "unexpected EOF while parsing";
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1447 break;
13539
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1448 case E_TABSPACE:
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1449 errtype = PyExc_TabError;
7967
bbd2b5d8d0b6 Translate E_INDENT to the clearest error message I can think of.
Guido van Rossum <guido@python.org>
parents: 7847
diff changeset
1450 msg = "inconsistent use of tabs and spaces in indentation";
bbd2b5d8d0b6 Translate E_INDENT to the clearest error message I can think of.
Guido van Rossum <guido@python.org>
parents: 7847
diff changeset
1451 break;
12970
63436719d12e Add new parser error code, E_OVERFLOW. This error is returned when
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12754
diff changeset
1452 case E_OVERFLOW:
63436719d12e Add new parser error code, E_OVERFLOW. This error is returned when
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12754
diff changeset
1453 msg = "expression too long";
63436719d12e Add new parser error code, E_OVERFLOW. This error is returned when
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 12754
diff changeset
1454 break;
13539
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1455 case E_DEDENT:
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1456 errtype = PyExc_IndentationError;
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1457 msg = "unindent does not match any outer indentation level";
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1458 break;
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1459 case E_TOODEEP:
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1460 errtype = PyExc_IndentationError;
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1461 msg = "too many levels of indentation";
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1462 break;
24539
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1463 case E_DECODE: { /* XXX */
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1464 PyThreadState* tstate = PyThreadState_Get();
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1465 PyObject* value = tstate->curexc_value;
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1466 if (value != NULL) {
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1467 u = PyObject_Repr(value);
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1468 if (u != NULL) {
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1469 msg = PyString_AsString(u);
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1470 break;
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1471 }
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1472 }
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1473 }
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1474 default:
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1475 fprintf(stderr, "error=%d\n", err->error);
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1476 msg = "unknown parsing error";
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1477 break;
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1478 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1479 w = Py_BuildValue("(sO)", msg, v);
24539
06f1e2fd05bc Patch #534304: Implement phase 1 of PEP 263.
Martin v. Löwis <martin@v.loewis.de>
parents: 24162
diff changeset
1480 Py_XDECREF(u);
17168
0d52358cb288 Fix memory leak with SyntaxError. (The DECREF was originally hidden
Guido van Rossum <guido@python.org>
parents: 17164
diff changeset
1481 Py_XDECREF(v);
13539
feab677269e0 Create two new exceptions: IndentationError and TabError. These are
Fred Drake <fdrake@acm.org>
parents: 13447
diff changeset
1482 PyErr_SetObject(errtype, w);
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1483 Py_XDECREF(w);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1484 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1485
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1486 /* Print fatal error message and abort */
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1487
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1488 void
24155
9456a2ccda61 The Py_REF_DEBUG/COUNT_ALLOCS/Py_TRACE_REFS macro minefield: added
Tim Peters <tim.peters@gmail.com>
parents: 24071
diff changeset
1489 Py_FatalError(const char *msg)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1490 {
1911
a7f269610ec2 * Python/pythonrun.c: add string "Python" to fatal error message
Guido van Rossum <guido@python.org>
parents: 1898
diff changeset
1491 fprintf(stderr, "Fatal Python error: %s\n", msg);
24071
8142f8d668a0 Patch #569753: Remove support for WIN16.
Martin v. Löwis <martin@v.loewis.de>
parents: 23252
diff changeset
1492 #ifdef MS_WINDOWS
5593
451c7ccf36b6 Added a space in an error message
Guido van Rossum <guido@python.org>
parents: 5438
diff changeset
1493 OutputDebugString("Fatal Python error: ");
2529
16ea57c38c4f In NT, write fatal() msg to debugging device
Guido van Rossum <guido@python.org>
parents: 2318
diff changeset
1494 OutputDebugString(msg);
16ea57c38c4f In NT, write fatal() msg to debugging device
Guido van Rossum <guido@python.org>
parents: 2318
diff changeset
1495 OutputDebugString("\n");
8988
070de4d39ddd Add DebugBreak() call to Py_FatalError() for Mark Hammond (only on
Guido van Rossum <guido@python.org>
parents: 7967
diff changeset
1496 #ifdef _DEBUG
070de4d39ddd Add DebugBreak() call to Py_FatalError() for Mark Hammond (only on
Guido van Rossum <guido@python.org>
parents: 7967
diff changeset
1497 DebugBreak();
2529
16ea57c38c4f In NT, write fatal() msg to debugging device
Guido van Rossum <guido@python.org>
parents: 2318
diff changeset
1498 #endif
24071
8142f8d668a0 Patch #569753: Remove support for WIN16.
Martin v. Löwis <martin@v.loewis.de>
parents: 23252
diff changeset
1499 #endif /* MS_WINDOWS */
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1500 abort();
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1501 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1502
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1503 /* Clean up and exit */
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1504
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1505 #ifdef WITH_THREAD
9203
07dae6fdae79 Renamed thread.h to pythread.h.
Guido van Rossum <guido@python.org>
parents: 9192
diff changeset
1506 #include "pythread.h"
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1507 int _PyThread_Started = 0; /* Set by threadmodule.c and maybe others */
961
a31e07847063 New thread.c from Sjoerd, supports _exit_prog(). Use this in goaway()
Guido van Rossum <guido@python.org>
parents: 941
diff changeset
1508 #endif
a31e07847063 New thread.c from Sjoerd, supports _exit_prog(). Use this in goaway()
Guido van Rossum <guido@python.org>
parents: 941
diff changeset
1509
9192
ac6c29d1f10c On second though, NEXITFUNCS should be defined here and not in
Guido van Rossum <guido@python.org>
parents: 9161
diff changeset
1510 #define NEXITFUNCS 32
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
1511 static void (*exitfuncs[NEXITFUNCS])(void);
1870
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1512 static int nexitfuncs = 0;
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1513
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
1514 int Py_AtExit(void (*func)(void))
1870
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1515 {
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1516 if (nexitfuncs >= NEXITFUNCS)
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1517 return -1;
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1518 exitfuncs[nexitfuncs++] = func;
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1519 return 0;
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1520 }
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1521
5939
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
1522 static void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
1523 call_sys_exitfunc(void)
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1524 {
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1525 PyObject *exitfunc = PySys_GetObject("exitfunc");
1015
f3d5e2c3b9a3 Add sys.exitfunc feature. Make askync non-static.
Guido van Rossum <guido@python.org>
parents: 961
diff changeset
1526
f3d5e2c3b9a3 Add sys.exitfunc feature. Make askync non-static.
Guido van Rossum <guido@python.org>
parents: 961
diff changeset
1527 if (exitfunc) {
17207
16f145aac2ec call_sys_exitfunc(): Remove unused variable f.
Fred Drake <fdrake@acm.org>
parents: 17191
diff changeset
1528 PyObject *res;
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1529 Py_INCREF(exitfunc);
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1530 PySys_SetObject("exitfunc", (PyObject *)NULL);
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1531 res = PyEval_CallObject(exitfunc, (PyObject *)NULL);
1015
f3d5e2c3b9a3 Add sys.exitfunc feature. Make askync non-static.
Guido van Rossum <guido@python.org>
parents: 961
diff changeset
1532 if (res == NULL) {
17191
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1533 if (!PyErr_ExceptionMatches(PyExc_SystemExit)) {
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1534 PySys_WriteStderr("Error in sys.exitfunc:\n");
eb06a02e0507 Allow sys.excepthook and sys.exitfunc to quietly exit with a sys.exit().
Ka-Ping Yee <ping@zesty.ca>
parents: 17168
diff changeset
1535 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1536 PyErr_Print();
1015
f3d5e2c3b9a3 Add sys.exitfunc feature. Make askync non-static.
Guido van Rossum <guido@python.org>
parents: 961
diff changeset
1537 }
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1538 Py_DECREF(exitfunc);
1015
f3d5e2c3b9a3 Add sys.exitfunc feature. Make askync non-static.
Guido van Rossum <guido@python.org>
parents: 961
diff changeset
1539 }
f3d5e2c3b9a3 Add sys.exitfunc feature. Make askync non-static.
Guido van Rossum <guido@python.org>
parents: 961
diff changeset
1540
7509
b5d52c415b15 Fix the handling of errors in Py_FlushLine() in a few places.
Guido van Rossum <guido@python.org>
parents: 7206
diff changeset
1541 if (Py_FlushLine())
b5d52c415b15 Fix the handling of errors in Py_FlushLine() in a few places.
Guido van Rossum <guido@python.org>
parents: 7206
diff changeset
1542 PyErr_Clear();
5939
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
1543 }
1870
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1544
5939
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
1545 static void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
1546 call_ll_exitfuncs(void)
5939
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
1547 {
1870
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1548 while (nexitfuncs > 0)
61738ed6cc10 added Py_AtExit() -- register cleanup functions for C modules
Guido van Rossum <guido@python.org>
parents: 1839
diff changeset
1549 (*exitfuncs[--nexitfuncs])();
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
1550
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
1551 fflush(stdout);
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5850
diff changeset
1552 fflush(stderr);
1079
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
1553 }
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
1554
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
1555 void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
1556 Py_Exit(int sts)
1079
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
1557 {
5939
2c65bb6ab87c Merge Py_Cleanup() into Py_Finalize(). Call the various small Fini()
Guido van Rossum <guido@python.org>
parents: 5926
diff changeset
1558 Py_Finalize();
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1559
3235
3df9ab03badf Moved mac-specific exit handling to macmain.c
Jack Jansen <jack.jansen@cwi.nl>
parents: 3152
diff changeset
1560 exit(sts);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1561 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents:
diff changeset
1562
1319
cd397266dc1c * Makefile: added all: and default: targets.
Guido van Rossum <guido@python.org>
parents: 1289
diff changeset
1563 static void
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
1564 initsigs(void)
1079
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
1565 {
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1566 #ifdef HAVE_SIGNAL_H
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1567 #ifdef SIGPIPE
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1568 signal(SIGPIPE, SIG_IGN);
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1569 #endif
19295
157bbb896198 Bunchathings:
Guido van Rossum <guido@python.org>
parents: 19237
diff changeset
1570 #ifdef SIGXFZ
157bbb896198 Bunchathings:
Guido van Rossum <guido@python.org>
parents: 19237
diff changeset
1571 signal(SIGXFZ, SIG_IGN);
157bbb896198 Bunchathings:
Guido van Rossum <guido@python.org>
parents: 19237
diff changeset
1572 #endif
23252
4f335ca3f11c Ignore SIGXFSZ.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 23020
diff changeset
1573 #ifdef SIGXFSZ
4f335ca3f11c Ignore SIGXFSZ.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 23020
diff changeset
1574 signal(SIGXFSZ, SIG_IGN);
4f335ca3f11c Ignore SIGXFSZ.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 23020
diff changeset
1575 #endif
1839
1f4a86dbcd79 * Python/pythonrun.c (print_error): added INCREF/DECREF pair --
Guido van Rossum <guido@python.org>
parents: 1413
diff changeset
1576 #endif /* HAVE_SIGNAL_H */
5170
f5d707ce4223 Greatly renamed. Not a very thorough job -- I'm going to restructure
Guido van Rossum <guido@python.org>
parents: 5108
diff changeset
1577 PyOS_InitInterrupts(); /* May imply initsignal() */
1079
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
1578 }
e4c6a0dd5c2b * bltinmodule.c: added built-in function cmp(a, b)
Guido van Rossum <guido@python.org>
parents: 1073
diff changeset
1579
5108
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1580
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1581 /*
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1582 * The file descriptor fd is considered ``interactive'' if either
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1583 * a) isatty(fd) is TRUE, or
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1584 * b) the -i flag was given, and the filename associated with
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1585 * the descriptor is NULL or "<stdin>" or "???".
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1586 */
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1587 int
26601
cc05c2c8660e Constify filenames and scripts. Fixes #651362.
Martin v. Löwis <martin@v.loewis.de>
parents: 26263
diff changeset
1588 Py_FdIsInteractive(FILE *fp, const char *filename)
5108
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1589 {
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1590 if (isatty((int)fileno(fp)))
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1591 return 1;
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1592 if (!Py_InteractiveFlag)
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1593 return 0;
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1594 return (filename == NULL) ||
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1595 (strcmp(filename, "<stdin>") == 0) ||
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1596 (strcmp(filename, "???") == 0);
a9a6d416b945 Added new global flag variable Py_InteractiveFlag and new function
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1597 }
14227
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1598
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1599
28648
0e8416be208e Trimmed trailing whitespace.
Tim Peters <tim.peters@gmail.com>
parents: 28647
diff changeset
1600 #if defined(USE_STACKCHECK)
14227
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1601 #if defined(WIN32) && defined(_MSC_VER)
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1602
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1603 /* Stack checking for Microsoft C */
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1604
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1605 #include <malloc.h>
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1606 #include <excpt.h>
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1607
14278
fb8fb53a2eff Add a comment explaining the return value of PyOS_CheckStack().
Fred Drake <fdrake@acm.org>
parents: 14231
diff changeset
1608 /*
fb8fb53a2eff Add a comment explaining the return value of PyOS_CheckStack().
Fred Drake <fdrake@acm.org>
parents: 14231
diff changeset
1609 * Return non-zero when we run out of memory on the stack; zero otherwise.
fb8fb53a2eff Add a comment explaining the return value of PyOS_CheckStack().
Fred Drake <fdrake@acm.org>
parents: 14231
diff changeset
1610 */
14227
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1611 int
14280
68b61aa1aa4a PyOS_CheckStack(): Better ANSI'fy this while we're at it.
Fred Drake <fdrake@acm.org>
parents: 14278
diff changeset
1612 PyOS_CheckStack(void)
14227
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1613 {
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1614 __try {
25573
0231cc54f87e s/_alloca/alloca/g; Windows doesn't need the former, at least not unless
Tim Peters <tim.peters@gmail.com>
parents: 24839
diff changeset
1615 /* alloca throws a stack overflow exception if there's
14227
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1616 not enough space left on the stack */
25573
0231cc54f87e s/_alloca/alloca/g; Windows doesn't need the former, at least not unless
Tim Peters <tim.peters@gmail.com>
parents: 24839
diff changeset
1617 alloca(PYOS_STACK_MARGIN * sizeof(void*));
14227
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1618 return 0;
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1619 } __except (EXCEPTION_EXECUTE_HANDLER) {
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1620 /* just ignore all errors */
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1621 }
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1622 return 1;
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1623 }
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1624
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1625 #endif /* WIN32 && _MSC_VER */
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1626
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1627 /* Alternate implementations can be added here... */
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1628
9f9f3280dc68 implements PyOS_CheckStack for Windows and MSVC. this fixes a
Fredrik Lundh <fredrik@pythonware.com>
parents: 14195
diff changeset
1629 #endif /* USE_STACKCHECK */
14637
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1630
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1631
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1632 /* Wrappers around sigaction() or signal(). */
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1633
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1634 PyOS_sighandler_t
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1635 PyOS_getsig(int sig)
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1636 {
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1637 #ifdef HAVE_SIGACTION
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1638 struct sigaction context;
20969
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1639 /* Initialize context.sa_handler to SIG_ERR which makes about as
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1640 * much sense as anything else. It should get overwritten if
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1641 * sigaction actually succeeds and otherwise we avoid an
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1642 * uninitialized memory read.
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1643 */
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1644 context.sa_handler = SIG_ERR;
14637
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1645 sigaction(sig, NULL, &context);
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1646 return context.sa_handler;
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1647 #else
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1648 PyOS_sighandler_t handler;
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1649 handler = signal(sig, SIG_IGN);
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1650 signal(sig, handler);
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1651 return handler;
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1652 #endif
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1653 }
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1654
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1655 PyOS_sighandler_t
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1656 PyOS_setsig(int sig, PyOS_sighandler_t handler)
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1657 {
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1658 #ifdef HAVE_SIGACTION
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1659 struct sigaction context;
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1660 PyOS_sighandler_t oldhandler;
20969
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1661 /* Initialize context.sa_handler to SIG_ERR which makes about as
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1662 * much sense as anything else. It should get overwritten if
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1663 * sigaction actually succeeds and otherwise we avoid an
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1664 * uninitialized memory read.
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1665 */
c1ecafd15560 PyOS_getsig(), PyOS_setsig(): The minimal amount of work to avoid the
Barry Warsaw <barry@python.org>
parents: 20401
diff changeset
1666 context.sa_handler = SIG_ERR;
14637
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1667 sigaction(sig, NULL, &context);
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1668 oldhandler = context.sa_handler;
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1669 context.sa_handler = handler;
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1670 sigaction(sig, &context, NULL);
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1671 return oldhandler;
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1672 #else
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1673 return signal(sig, handler);
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1674 #endif
37397bd1f8a8 Add PyOS_getsig() and PyOS_setsig() -- wrappers around signal() or
Guido van Rossum <guido@python.org>
parents: 14375
diff changeset
1675 }