Guido van Rossum | f70e43a | 1991-02-19 12:39:46 +0000 | [diff] [blame] | 1 | |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 2 | /* System module */ |
| 3 | |
| 4 | /* |
| 5 | Various bits of information used by the interpreter are collected in |
| 6 | module 'sys'. |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 7 | Function member: |
Guido van Rossum | cc8914f | 1995-03-20 15:09:40 +0000 | [diff] [blame] | 8 | - exit(sts): raise SystemExit |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 9 | Data members: |
| 10 | - stdin, stdout, stderr: standard file objects |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 11 | - modules: the table of modules (dictionary) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 12 | - path: module search path (list of strings) |
| 13 | - argv: script arguments (list of strings) |
| 14 | - ps1, ps2: optional primary and secondary prompts (strings) |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 15 | */ |
| 16 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 17 | #include "Python.h" |
Jeremy Hylton | 3e0055f | 2005-10-20 19:59:25 +0000 | [diff] [blame] | 18 | #include "code.h" |
Barry Warsaw | b6a54d2 | 2000-12-06 21:47:46 +0000 | [diff] [blame] | 19 | #include "frameobject.h" |
Guido van Rossum | a12fe4e | 2003-04-09 19:06:21 +0000 | [diff] [blame] | 20 | #include "eval.h" |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 21 | |
Guido van Rossum | e2437a1 | 1992-03-23 18:20:18 +0000 | [diff] [blame] | 22 | #include "osdefs.h" |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 23 | |
Mark Hammond | 8696ebc | 2002-10-08 02:44:31 +0000 | [diff] [blame] | 24 | #ifdef MS_WINDOWS |
| 25 | #define WIN32_LEAN_AND_MEAN |
| 26 | #include "windows.h" |
| 27 | #endif /* MS_WINDOWS */ |
| 28 | |
Guido van Rossum | 9b38a14 | 1996-09-11 23:12:24 +0000 | [diff] [blame] | 29 | #ifdef MS_COREDLL |
Guido van Rossum | c606fe1 | 1996-04-09 02:37:57 +0000 | [diff] [blame] | 30 | extern void *PyWin_DLLhModule; |
Guido van Rossum | 6c1e5f2 | 1997-09-29 23:34:23 +0000 | [diff] [blame] | 31 | /* A string loaded from the DLL at startup: */ |
| 32 | extern const char *PyWin_DLLVersionString; |
Guido van Rossum | c606fe1 | 1996-04-09 02:37:57 +0000 | [diff] [blame] | 33 | #endif |
| 34 | |
Martin v. Löwis | c16f3bd | 2003-05-03 09:14:54 +0000 | [diff] [blame] | 35 | #ifdef __VMS |
| 36 | #include <unixlib.h> |
| 37 | #endif |
| 38 | |
Martin v. Löwis | 5467d4c | 2003-05-10 07:10:12 +0000 | [diff] [blame] | 39 | #ifdef MS_WINDOWS |
| 40 | #include <windows.h> |
| 41 | #endif |
| 42 | |
| 43 | #ifdef HAVE_LANGINFO_H |
| 44 | #include <locale.h> |
| 45 | #include <langinfo.h> |
| 46 | #endif |
| 47 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 48 | PyObject * |
Neal Norwitz | f308132 | 2007-08-25 00:32:45 +0000 | [diff] [blame] | 49 | PySys_GetObject(const char *name) |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 50 | { |
Nicholas Bastin | e5662ae | 2004-03-24 22:22:12 +0000 | [diff] [blame] | 51 | PyThreadState *tstate = PyThreadState_GET(); |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 52 | PyObject *sd = tstate->interp->sysdict; |
Guido van Rossum | be20336 | 1999-10-05 22:17:41 +0000 | [diff] [blame] | 53 | if (sd == NULL) |
| 54 | return NULL; |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 55 | return PyDict_GetItemString(sd, name); |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 56 | } |
| 57 | |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 58 | int |
Neal Norwitz | f308132 | 2007-08-25 00:32:45 +0000 | [diff] [blame] | 59 | PySys_SetObject(const char *name, PyObject *v) |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 60 | { |
Nicholas Bastin | e5662ae | 2004-03-24 22:22:12 +0000 | [diff] [blame] | 61 | PyThreadState *tstate = PyThreadState_GET(); |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 62 | PyObject *sd = tstate->interp->sysdict; |
Guido van Rossum | 5ad58c6 | 1992-01-26 18:15:48 +0000 | [diff] [blame] | 63 | if (v == NULL) { |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 64 | if (PyDict_GetItemString(sd, name) == NULL) |
Guido van Rossum | 5ad58c6 | 1992-01-26 18:15:48 +0000 | [diff] [blame] | 65 | return 0; |
| 66 | else |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 67 | return PyDict_DelItemString(sd, name); |
Guido van Rossum | 5ad58c6 | 1992-01-26 18:15:48 +0000 | [diff] [blame] | 68 | } |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 69 | else |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 70 | return PyDict_SetItemString(sd, name, v); |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 71 | } |
| 72 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 73 | static PyObject * |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 74 | sys_displayhook(PyObject *self, PyObject *o) |
Moshe Zadka | f68f2fe | 2001-01-11 05:41:27 +0000 | [diff] [blame] | 75 | { |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 76 | PyObject *outf; |
Nicholas Bastin | e5662ae | 2004-03-24 22:22:12 +0000 | [diff] [blame] | 77 | PyInterpreterState *interp = PyThreadState_GET()->interp; |
Moshe Zadka | f68f2fe | 2001-01-11 05:41:27 +0000 | [diff] [blame] | 78 | PyObject *modules = interp->modules; |
| 79 | PyObject *builtins = PyDict_GetItemString(modules, "__builtin__"); |
| 80 | |
Moshe Zadka | 03897ea | 2001-07-23 13:32:43 +0000 | [diff] [blame] | 81 | if (builtins == NULL) { |
| 82 | PyErr_SetString(PyExc_RuntimeError, "lost __builtin__"); |
| 83 | return NULL; |
| 84 | } |
| 85 | |
Moshe Zadka | f68f2fe | 2001-01-11 05:41:27 +0000 | [diff] [blame] | 86 | /* Print value except if None */ |
| 87 | /* After printing, also assign to '_' */ |
| 88 | /* Before, set '_' to None to avoid recursion */ |
| 89 | if (o == Py_None) { |
| 90 | Py_INCREF(Py_None); |
| 91 | return Py_None; |
| 92 | } |
| 93 | if (PyObject_SetAttrString(builtins, "_", Py_None) != 0) |
| 94 | return NULL; |
Greg Stein | ceb9b7c | 2001-01-11 09:27:34 +0000 | [diff] [blame] | 95 | outf = PySys_GetObject("stdout"); |
| 96 | if (outf == NULL) { |
Moshe Zadka | f68f2fe | 2001-01-11 05:41:27 +0000 | [diff] [blame] | 97 | PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout"); |
| 98 | return NULL; |
| 99 | } |
Greg Stein | ceb9b7c | 2001-01-11 09:27:34 +0000 | [diff] [blame] | 100 | if (PyFile_WriteObject(o, outf, 0) != 0) |
Moshe Zadka | f68f2fe | 2001-01-11 05:41:27 +0000 | [diff] [blame] | 101 | return NULL; |
Guido van Rossum | 79139b2 | 2007-02-09 23:20:19 +0000 | [diff] [blame] | 102 | if (PyFile_WriteString("\n", outf) != 0) |
Moshe Zadka | f68f2fe | 2001-01-11 05:41:27 +0000 | [diff] [blame] | 103 | return NULL; |
| 104 | if (PyObject_SetAttrString(builtins, "_", o) != 0) |
| 105 | return NULL; |
| 106 | Py_INCREF(Py_None); |
| 107 | return Py_None; |
| 108 | } |
| 109 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 110 | PyDoc_STRVAR(displayhook_doc, |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 111 | "displayhook(object) -> None\n" |
Moshe Zadka | f68f2fe | 2001-01-11 05:41:27 +0000 | [diff] [blame] | 112 | "\n" |
Brett Cannon | 5118517 | 2006-03-02 22:07:40 +0000 | [diff] [blame] | 113 | "Print an object to sys.stdout and also save it in __builtin__.\n" |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 114 | ); |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 115 | |
| 116 | static PyObject * |
| 117 | sys_excepthook(PyObject* self, PyObject* args) |
| 118 | { |
| 119 | PyObject *exc, *value, *tb; |
Fred Drake | a768882 | 2001-10-24 20:47:48 +0000 | [diff] [blame] | 120 | if (!PyArg_UnpackTuple(args, "excepthook", 3, 3, &exc, &value, &tb)) |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 121 | return NULL; |
| 122 | PyErr_Display(exc, value, tb); |
| 123 | Py_INCREF(Py_None); |
| 124 | return Py_None; |
| 125 | } |
| 126 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 127 | PyDoc_STRVAR(excepthook_doc, |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 128 | "excepthook(exctype, value, traceback) -> None\n" |
| 129 | "\n" |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 130 | "Handle an exception by displaying it with a traceback on sys.stderr.\n" |
| 131 | ); |
Moshe Zadka | f68f2fe | 2001-01-11 05:41:27 +0000 | [diff] [blame] | 132 | |
| 133 | static PyObject * |
Guido van Rossum | 46d3dc3 | 2003-03-01 03:20:41 +0000 | [diff] [blame] | 134 | sys_exc_info(PyObject *self, PyObject *noargs) |
Guido van Rossum | a027efa | 1997-05-05 20:56:21 +0000 | [diff] [blame] | 135 | { |
| 136 | PyThreadState *tstate; |
Nicholas Bastin | e5662ae | 2004-03-24 22:22:12 +0000 | [diff] [blame] | 137 | tstate = PyThreadState_GET(); |
Guido van Rossum | a027efa | 1997-05-05 20:56:21 +0000 | [diff] [blame] | 138 | return Py_BuildValue( |
| 139 | "(OOO)", |
| 140 | tstate->exc_type != NULL ? tstate->exc_type : Py_None, |
| 141 | tstate->exc_value != NULL ? tstate->exc_value : Py_None, |
| 142 | tstate->exc_traceback != NULL ? |
| 143 | tstate->exc_traceback : Py_None); |
| 144 | } |
| 145 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 146 | PyDoc_STRVAR(exc_info_doc, |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 147 | "exc_info() -> (type, value, traceback)\n\ |
| 148 | \n\ |
Guido van Rossum | 46d3dc3 | 2003-03-01 03:20:41 +0000 | [diff] [blame] | 149 | Return information about the most recent exception caught by an except\n\ |
| 150 | clause in the current stack frame or in an older stack frame." |
| 151 | ); |
| 152 | |
| 153 | static PyObject * |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 154 | sys_exit(PyObject *self, PyObject *args) |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 155 | { |
Neal Norwitz | 0c766a0 | 2002-03-27 13:03:09 +0000 | [diff] [blame] | 156 | PyObject *exit_code = 0; |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 157 | if (!PyArg_UnpackTuple(args, "exit", 0, 1, &exit_code)) |
Neal Norwitz | 0c766a0 | 2002-03-27 13:03:09 +0000 | [diff] [blame] | 158 | return NULL; |
Guido van Rossum | 6a468bf | 1991-12-31 13:15:35 +0000 | [diff] [blame] | 159 | /* Raise SystemExit so callers may catch it or clean up. */ |
Neal Norwitz | 0c766a0 | 2002-03-27 13:03:09 +0000 | [diff] [blame] | 160 | PyErr_SetObject(PyExc_SystemExit, exit_code); |
Guido van Rossum | 6a468bf | 1991-12-31 13:15:35 +0000 | [diff] [blame] | 161 | return NULL; |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 162 | } |
| 163 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 164 | PyDoc_STRVAR(exit_doc, |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 165 | "exit([status])\n\ |
| 166 | \n\ |
| 167 | Exit the interpreter by raising SystemExit(status).\n\ |
| 168 | If the status is omitted or None, it defaults to zero (i.e., success).\n\ |
Neil Schemenauer | 0f2103f | 2002-03-23 20:46:35 +0000 | [diff] [blame] | 169 | If the status is numeric, it will be used as the system exit status.\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 170 | If it is another kind of object, it will be printed and the system\n\ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 171 | exit status will be one (i.e., failure)." |
| 172 | ); |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 173 | |
Martin v. Löwis | 107b7da | 2001-11-09 20:59:39 +0000 | [diff] [blame] | 174 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 175 | static PyObject * |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 176 | sys_getdefaultencoding(PyObject *self) |
Fred Drake | 8b4d01d | 2000-05-09 19:57:01 +0000 | [diff] [blame] | 177 | { |
Walter Dörwald | 360b01a | 2007-06-05 20:15:52 +0000 | [diff] [blame] | 178 | return PyUnicode_FromString(PyUnicode_GetDefaultEncoding()); |
Fred Drake | 8b4d01d | 2000-05-09 19:57:01 +0000 | [diff] [blame] | 179 | } |
| 180 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 181 | PyDoc_STRVAR(getdefaultencoding_doc, |
Marc-André Lemburg | 99964b8 | 2000-06-07 09:13:41 +0000 | [diff] [blame] | 182 | "getdefaultencoding() -> string\n\ |
Fred Drake | 8b4d01d | 2000-05-09 19:57:01 +0000 | [diff] [blame] | 183 | \n\ |
| 184 | Return the current default string encoding used by the Unicode \n\ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 185 | implementation." |
| 186 | ); |
Fred Drake | 8b4d01d | 2000-05-09 19:57:01 +0000 | [diff] [blame] | 187 | |
| 188 | static PyObject * |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 189 | sys_setdefaultencoding(PyObject *self, PyObject *args) |
Fred Drake | 8b4d01d | 2000-05-09 19:57:01 +0000 | [diff] [blame] | 190 | { |
| 191 | char *encoding; |
Marc-André Lemburg | 99964b8 | 2000-06-07 09:13:41 +0000 | [diff] [blame] | 192 | if (!PyArg_ParseTuple(args, "s:setdefaultencoding", &encoding)) |
Fred Drake | 8b4d01d | 2000-05-09 19:57:01 +0000 | [diff] [blame] | 193 | return NULL; |
| 194 | if (PyUnicode_SetDefaultEncoding(encoding)) |
| 195 | return NULL; |
| 196 | Py_INCREF(Py_None); |
| 197 | return Py_None; |
| 198 | } |
| 199 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 200 | PyDoc_STRVAR(setdefaultencoding_doc, |
Marc-André Lemburg | 99964b8 | 2000-06-07 09:13:41 +0000 | [diff] [blame] | 201 | "setdefaultencoding(encoding)\n\ |
Fred Drake | 8b4d01d | 2000-05-09 19:57:01 +0000 | [diff] [blame] | 202 | \n\ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 203 | Set the current default string encoding used by the Unicode implementation." |
| 204 | ); |
Fred Drake | 8b4d01d | 2000-05-09 19:57:01 +0000 | [diff] [blame] | 205 | |
Martin v. Löwis | 73d538b | 2003-03-05 15:13:47 +0000 | [diff] [blame] | 206 | static PyObject * |
| 207 | sys_getfilesystemencoding(PyObject *self) |
| 208 | { |
| 209 | if (Py_FileSystemDefaultEncoding) |
Walter Dörwald | 360b01a | 2007-06-05 20:15:52 +0000 | [diff] [blame] | 210 | return PyUnicode_FromString(Py_FileSystemDefaultEncoding); |
Martin v. Löwis | 73d538b | 2003-03-05 15:13:47 +0000 | [diff] [blame] | 211 | Py_INCREF(Py_None); |
| 212 | return Py_None; |
| 213 | } |
| 214 | |
| 215 | PyDoc_STRVAR(getfilesystemencoding_doc, |
| 216 | "getfilesystemencoding() -> string\n\ |
| 217 | \n\ |
| 218 | Return the encoding used to convert Unicode filenames in\n\ |
| 219 | operating system filenames." |
| 220 | ); |
| 221 | |
Martin v. Löwis | 339d0f7 | 2001-08-17 18:39:25 +0000 | [diff] [blame] | 222 | |
Georg Brandl | 66a796e | 2006-12-19 20:50:34 +0000 | [diff] [blame] | 223 | |
| 224 | static PyObject * |
| 225 | sys_intern(PyObject *self, PyObject *args) |
| 226 | { |
| 227 | PyObject *s; |
| 228 | if (!PyArg_ParseTuple(args, "S:intern", &s)) |
| 229 | return NULL; |
Walter Dörwald | 2a0c081 | 2007-06-05 20:22:04 +0000 | [diff] [blame] | 230 | if (PyString_CheckExact(s)) { |
| 231 | Py_INCREF(s); |
| 232 | PyString_InternInPlace(&s); |
| 233 | return s; |
| 234 | } |
| 235 | else if (PyUnicode_CheckExact(s)) { |
| 236 | Py_INCREF(s); |
| 237 | PyUnicode_InternInPlace(&s); |
| 238 | return s; |
| 239 | } |
| 240 | else { |
| 241 | PyErr_Format(PyExc_TypeError, |
| 242 | "can't intern %.400s", s->ob_type->tp_name); |
Georg Brandl | 66a796e | 2006-12-19 20:50:34 +0000 | [diff] [blame] | 243 | return NULL; |
| 244 | } |
Georg Brandl | 66a796e | 2006-12-19 20:50:34 +0000 | [diff] [blame] | 245 | } |
| 246 | |
| 247 | PyDoc_STRVAR(intern_doc, |
| 248 | "intern(string) -> string\n\ |
| 249 | \n\ |
| 250 | ``Intern'' the given string. This enters the string in the (global)\n\ |
| 251 | table of interned strings whose purpose is to speed up dictionary lookups.\n\ |
| 252 | Return the string itself or the previously interned string object with the\n\ |
| 253 | same value."); |
| 254 | |
| 255 | |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 256 | /* |
| 257 | * Cached interned string objects used for calling the profile and |
| 258 | * trace functions. Initialized by trace_init(). |
| 259 | */ |
Nicholas Bastin | c69ebe8 | 2004-03-24 21:57:10 +0000 | [diff] [blame] | 260 | static PyObject *whatstrings[7] = {NULL, NULL, NULL, NULL, NULL, NULL, NULL}; |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 261 | |
| 262 | static int |
| 263 | trace_init(void) |
| 264 | { |
Nicholas Bastin | c69ebe8 | 2004-03-24 21:57:10 +0000 | [diff] [blame] | 265 | static char *whatnames[7] = {"call", "exception", "line", "return", |
| 266 | "c_call", "c_exception", "c_return"}; |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 267 | PyObject *name; |
| 268 | int i; |
Nicholas Bastin | c69ebe8 | 2004-03-24 21:57:10 +0000 | [diff] [blame] | 269 | for (i = 0; i < 7; ++i) { |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 270 | if (whatstrings[i] == NULL) { |
Martin v. Löwis | 5b22213 | 2007-06-10 09:51:05 +0000 | [diff] [blame] | 271 | name = PyUnicode_InternFromString(whatnames[i]); |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 272 | if (name == NULL) |
| 273 | return -1; |
| 274 | whatstrings[i] = name; |
| 275 | } |
| 276 | } |
| 277 | return 0; |
| 278 | } |
| 279 | |
| 280 | |
| 281 | static PyObject * |
| 282 | call_trampoline(PyThreadState *tstate, PyObject* callback, |
| 283 | PyFrameObject *frame, int what, PyObject *arg) |
| 284 | { |
| 285 | PyObject *args = PyTuple_New(3); |
| 286 | PyObject *whatstr; |
| 287 | PyObject *result; |
| 288 | |
| 289 | if (args == NULL) |
| 290 | return NULL; |
| 291 | Py_INCREF(frame); |
| 292 | whatstr = whatstrings[what]; |
| 293 | Py_INCREF(whatstr); |
| 294 | if (arg == NULL) |
| 295 | arg = Py_None; |
| 296 | Py_INCREF(arg); |
| 297 | PyTuple_SET_ITEM(args, 0, (PyObject *)frame); |
| 298 | PyTuple_SET_ITEM(args, 1, whatstr); |
| 299 | PyTuple_SET_ITEM(args, 2, arg); |
| 300 | |
| 301 | /* call the Python-level function */ |
| 302 | PyFrame_FastToLocals(frame); |
| 303 | result = PyEval_CallObject(callback, args); |
| 304 | PyFrame_LocalsToFast(frame, 1); |
| 305 | if (result == NULL) |
| 306 | PyTraceBack_Here(frame); |
| 307 | |
| 308 | /* cleanup */ |
| 309 | Py_DECREF(args); |
| 310 | return result; |
| 311 | } |
| 312 | |
| 313 | static int |
| 314 | profile_trampoline(PyObject *self, PyFrameObject *frame, |
| 315 | int what, PyObject *arg) |
| 316 | { |
| 317 | PyThreadState *tstate = frame->f_tstate; |
| 318 | PyObject *result; |
| 319 | |
Fred Drake | 8f51f54 | 2001-10-04 14:48:42 +0000 | [diff] [blame] | 320 | if (arg == NULL) |
| 321 | arg = Py_None; |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 322 | result = call_trampoline(tstate, self, frame, what, arg); |
| 323 | if (result == NULL) { |
| 324 | PyEval_SetProfile(NULL, NULL); |
| 325 | return -1; |
| 326 | } |
| 327 | Py_DECREF(result); |
| 328 | return 0; |
| 329 | } |
| 330 | |
| 331 | static int |
| 332 | trace_trampoline(PyObject *self, PyFrameObject *frame, |
| 333 | int what, PyObject *arg) |
| 334 | { |
| 335 | PyThreadState *tstate = frame->f_tstate; |
| 336 | PyObject *callback; |
| 337 | PyObject *result; |
| 338 | |
| 339 | if (what == PyTrace_CALL) |
| 340 | callback = self; |
| 341 | else |
| 342 | callback = frame->f_trace; |
| 343 | if (callback == NULL) |
| 344 | return 0; |
| 345 | result = call_trampoline(tstate, callback, frame, what, arg); |
| 346 | if (result == NULL) { |
| 347 | PyEval_SetTrace(NULL, NULL); |
| 348 | Py_XDECREF(frame->f_trace); |
| 349 | frame->f_trace = NULL; |
| 350 | return -1; |
| 351 | } |
| 352 | if (result != Py_None) { |
| 353 | PyObject *temp = frame->f_trace; |
| 354 | frame->f_trace = NULL; |
| 355 | Py_XDECREF(temp); |
| 356 | frame->f_trace = result; |
| 357 | } |
| 358 | else { |
| 359 | Py_DECREF(result); |
| 360 | } |
| 361 | return 0; |
| 362 | } |
Fred Drake | d083839 | 2001-06-16 21:02:31 +0000 | [diff] [blame] | 363 | |
Fred Drake | 8b4d01d | 2000-05-09 19:57:01 +0000 | [diff] [blame] | 364 | static PyObject * |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 365 | sys_settrace(PyObject *self, PyObject *args) |
Guido van Rossum | e2437a1 | 1992-03-23 18:20:18 +0000 | [diff] [blame] | 366 | { |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 367 | if (trace_init() == -1) |
Fred Drake | d083839 | 2001-06-16 21:02:31 +0000 | [diff] [blame] | 368 | return NULL; |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 369 | if (args == Py_None) |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 370 | PyEval_SetTrace(NULL, NULL); |
Guido van Rossum | e765f7d | 1992-04-05 14:17:55 +0000 | [diff] [blame] | 371 | else |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 372 | PyEval_SetTrace(trace_trampoline, args); |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 373 | Py_INCREF(Py_None); |
| 374 | return Py_None; |
Guido van Rossum | e2437a1 | 1992-03-23 18:20:18 +0000 | [diff] [blame] | 375 | } |
| 376 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 377 | PyDoc_STRVAR(settrace_doc, |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 378 | "settrace(function)\n\ |
| 379 | \n\ |
| 380 | Set the global debug tracing function. It will be called on each\n\ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 381 | function call. See the debugger chapter in the library manual." |
| 382 | ); |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 383 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 384 | static PyObject * |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 385 | sys_setprofile(PyObject *self, PyObject *args) |
Guido van Rossum | e2437a1 | 1992-03-23 18:20:18 +0000 | [diff] [blame] | 386 | { |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 387 | if (trace_init() == -1) |
Fred Drake | d083839 | 2001-06-16 21:02:31 +0000 | [diff] [blame] | 388 | return NULL; |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 389 | if (args == Py_None) |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 390 | PyEval_SetProfile(NULL, NULL); |
Guido van Rossum | e765f7d | 1992-04-05 14:17:55 +0000 | [diff] [blame] | 391 | else |
Fred Drake | 5755ce6 | 2001-06-27 19:19:46 +0000 | [diff] [blame] | 392 | PyEval_SetProfile(profile_trampoline, args); |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 393 | Py_INCREF(Py_None); |
| 394 | return Py_None; |
Guido van Rossum | e2437a1 | 1992-03-23 18:20:18 +0000 | [diff] [blame] | 395 | } |
| 396 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 397 | PyDoc_STRVAR(setprofile_doc, |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 398 | "setprofile(function)\n\ |
| 399 | \n\ |
| 400 | Set the profiling function. It will be called on each function call\n\ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 401 | and return. See the profiler chapter in the library manual." |
| 402 | ); |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 403 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 404 | static PyObject * |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 405 | sys_setcheckinterval(PyObject *self, PyObject *args) |
Guido van Rossum | a0d7a23 | 1995-01-09 17:46:13 +0000 | [diff] [blame] | 406 | { |
Skip Montanaro | d581d77 | 2002-09-03 20:10:45 +0000 | [diff] [blame] | 407 | if (!PyArg_ParseTuple(args, "i:setcheckinterval", &_Py_CheckInterval)) |
Guido van Rossum | a0d7a23 | 1995-01-09 17:46:13 +0000 | [diff] [blame] | 408 | return NULL; |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 409 | Py_INCREF(Py_None); |
| 410 | return Py_None; |
Guido van Rossum | a0d7a23 | 1995-01-09 17:46:13 +0000 | [diff] [blame] | 411 | } |
| 412 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 413 | PyDoc_STRVAR(setcheckinterval_doc, |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 414 | "setcheckinterval(n)\n\ |
| 415 | \n\ |
| 416 | Tell the Python interpreter to check for asynchronous events every\n\ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 417 | n instructions. This also affects how often thread switches occur." |
| 418 | ); |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 419 | |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 420 | static PyObject * |
Tim Peters | e5e065b | 2003-07-06 18:36:54 +0000 | [diff] [blame] | 421 | sys_getcheckinterval(PyObject *self, PyObject *args) |
| 422 | { |
| 423 | return PyInt_FromLong(_Py_CheckInterval); |
| 424 | } |
| 425 | |
| 426 | PyDoc_STRVAR(getcheckinterval_doc, |
| 427 | "getcheckinterval() -> current check interval; see setcheckinterval()." |
| 428 | ); |
| 429 | |
Martin v. Löwis | f30d60e | 2004-06-08 08:17:44 +0000 | [diff] [blame] | 430 | #ifdef WITH_TSC |
| 431 | static PyObject * |
| 432 | sys_settscdump(PyObject *self, PyObject *args) |
| 433 | { |
| 434 | int bool; |
| 435 | PyThreadState *tstate = PyThreadState_Get(); |
| 436 | |
| 437 | if (!PyArg_ParseTuple(args, "i:settscdump", &bool)) |
| 438 | return NULL; |
| 439 | if (bool) |
| 440 | tstate->interp->tscdump = 1; |
| 441 | else |
| 442 | tstate->interp->tscdump = 0; |
| 443 | Py_INCREF(Py_None); |
| 444 | return Py_None; |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 445 | |
Martin v. Löwis | f30d60e | 2004-06-08 08:17:44 +0000 | [diff] [blame] | 446 | } |
| 447 | |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 448 | PyDoc_STRVAR(settscdump_doc, |
Martin v. Löwis | f30d60e | 2004-06-08 08:17:44 +0000 | [diff] [blame] | 449 | "settscdump(bool)\n\ |
| 450 | \n\ |
| 451 | If true, tell the Python interpreter to dump VM measurements to\n\ |
| 452 | stderr. If false, turn off dump. The measurements are based on the\n\ |
Michael W. Hudson | 800ba23 | 2004-08-12 18:19:17 +0000 | [diff] [blame] | 453 | processor's time-stamp counter." |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 454 | ); |
Neal Norwitz | 0f5aed4 | 2004-06-13 20:32:17 +0000 | [diff] [blame] | 455 | #endif /* TSC */ |
Martin v. Löwis | f30d60e | 2004-06-08 08:17:44 +0000 | [diff] [blame] | 456 | |
Tim Peters | e5e065b | 2003-07-06 18:36:54 +0000 | [diff] [blame] | 457 | static PyObject * |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 458 | sys_setrecursionlimit(PyObject *self, PyObject *args) |
| 459 | { |
| 460 | int new_limit; |
| 461 | if (!PyArg_ParseTuple(args, "i:setrecursionlimit", &new_limit)) |
| 462 | return NULL; |
| 463 | if (new_limit <= 0) { |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 464 | PyErr_SetString(PyExc_ValueError, |
| 465 | "recursion limit must be positive"); |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 466 | return NULL; |
| 467 | } |
| 468 | Py_SetRecursionLimit(new_limit); |
| 469 | Py_INCREF(Py_None); |
| 470 | return Py_None; |
| 471 | } |
| 472 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 473 | PyDoc_STRVAR(setrecursionlimit_doc, |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 474 | "setrecursionlimit(n)\n\ |
| 475 | \n\ |
| 476 | Set the maximum depth of the Python interpreter stack to n. This\n\ |
| 477 | limit prevents infinite recursion from causing an overflow of the C\n\ |
| 478 | stack and crashing Python. The highest possible limit is platform-\n\ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 479 | dependent." |
| 480 | ); |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 481 | |
| 482 | static PyObject * |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 483 | sys_getrecursionlimit(PyObject *self) |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 484 | { |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 485 | return PyInt_FromLong(Py_GetRecursionLimit()); |
| 486 | } |
| 487 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 488 | PyDoc_STRVAR(getrecursionlimit_doc, |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 489 | "getrecursionlimit()\n\ |
| 490 | \n\ |
| 491 | Return the current value of the recursion limit, the maximum depth\n\ |
| 492 | of the Python interpreter stack. This limit prevents infinite\n\ |
Jack Jansen | e739a0d | 2002-06-26 20:39:20 +0000 | [diff] [blame] | 493 | recursion from causing an overflow of the C stack and crashing Python." |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 494 | ); |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 495 | |
Mark Hammond | 8696ebc | 2002-10-08 02:44:31 +0000 | [diff] [blame] | 496 | #ifdef MS_WINDOWS |
| 497 | PyDoc_STRVAR(getwindowsversion_doc, |
| 498 | "getwindowsversion()\n\ |
| 499 | \n\ |
| 500 | Return information about the running version of Windows.\n\ |
| 501 | The result is a tuple of (major, minor, build, platform, text)\n\ |
| 502 | All elements are numbers, except text which is a string.\n\ |
| 503 | Platform may be 0 for win32s, 1 for Windows 9x/ME, 2 for Windows NT/2000/XP\n\ |
| 504 | " |
| 505 | ); |
| 506 | |
| 507 | static PyObject * |
| 508 | sys_getwindowsversion(PyObject *self) |
| 509 | { |
| 510 | OSVERSIONINFO ver; |
| 511 | ver.dwOSVersionInfoSize = sizeof(ver); |
| 512 | if (!GetVersionEx(&ver)) |
| 513 | return PyErr_SetFromWindowsErr(0); |
| 514 | return Py_BuildValue("HHHHs", |
| 515 | ver.dwMajorVersion, |
| 516 | ver.dwMinorVersion, |
| 517 | ver.dwBuildNumber, |
| 518 | ver.dwPlatformId, |
| 519 | ver.szCSDVersion); |
| 520 | } |
| 521 | |
| 522 | #endif /* MS_WINDOWS */ |
| 523 | |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 524 | #ifdef HAVE_DLOPEN |
| 525 | static PyObject * |
| 526 | sys_setdlopenflags(PyObject *self, PyObject *args) |
| 527 | { |
| 528 | int new_val; |
Nicholas Bastin | e5662ae | 2004-03-24 22:22:12 +0000 | [diff] [blame] | 529 | PyThreadState *tstate = PyThreadState_GET(); |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 530 | if (!PyArg_ParseTuple(args, "i:setdlopenflags", &new_val)) |
| 531 | return NULL; |
| 532 | if (!tstate) |
| 533 | return NULL; |
| 534 | tstate->interp->dlopenflags = new_val; |
| 535 | Py_INCREF(Py_None); |
| 536 | return Py_None; |
| 537 | } |
| 538 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 539 | PyDoc_STRVAR(setdlopenflags_doc, |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 540 | "setdlopenflags(n) -> None\n\ |
| 541 | \n\ |
| 542 | Set the flags that will be used for dlopen() calls. Among other\n\ |
Neal Norwitz | 2a47c0f | 2002-01-29 00:53:41 +0000 | [diff] [blame] | 543 | things, this will enable a lazy resolving of symbols when importing\n\ |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 544 | a module, if called as sys.setdlopenflags(0)\n\ |
Neal Norwitz | 2a47c0f | 2002-01-29 00:53:41 +0000 | [diff] [blame] | 545 | To share symbols across extension modules, call as\n\ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 546 | sys.setdlopenflags(dl.RTLD_NOW|dl.RTLD_GLOBAL)" |
| 547 | ); |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 548 | |
| 549 | static PyObject * |
| 550 | sys_getdlopenflags(PyObject *self, PyObject *args) |
| 551 | { |
Nicholas Bastin | e5662ae | 2004-03-24 22:22:12 +0000 | [diff] [blame] | 552 | PyThreadState *tstate = PyThreadState_GET(); |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 553 | if (!tstate) |
| 554 | return NULL; |
| 555 | return PyInt_FromLong(tstate->interp->dlopenflags); |
| 556 | } |
| 557 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 558 | PyDoc_STRVAR(getdlopenflags_doc, |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 559 | "getdlopenflags() -> int\n\ |
| 560 | \n\ |
| 561 | Return the current value of the flags that are used for dlopen()\n\ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 562 | calls. The flag constants are defined in the dl module." |
| 563 | ); |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 564 | #endif |
| 565 | |
Guido van Rossum | 14b4adb | 1992-09-03 20:25:30 +0000 | [diff] [blame] | 566 | #ifdef USE_MALLOPT |
| 567 | /* Link with -lmalloc (or -lmpc) on an SGI */ |
| 568 | #include <malloc.h> |
| 569 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 570 | static PyObject * |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 571 | sys_mdebug(PyObject *self, PyObject *args) |
Guido van Rossum | 14b4adb | 1992-09-03 20:25:30 +0000 | [diff] [blame] | 572 | { |
| 573 | int flag; |
Guido van Rossum | ffc0f4f | 2000-03-31 00:38:29 +0000 | [diff] [blame] | 574 | if (!PyArg_ParseTuple(args, "i:mdebug", &flag)) |
Guido van Rossum | 14b4adb | 1992-09-03 20:25:30 +0000 | [diff] [blame] | 575 | return NULL; |
| 576 | mallopt(M_DEBUG, flag); |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 577 | Py_INCREF(Py_None); |
| 578 | return Py_None; |
Guido van Rossum | 14b4adb | 1992-09-03 20:25:30 +0000 | [diff] [blame] | 579 | } |
| 580 | #endif /* USE_MALLOPT */ |
| 581 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 582 | static PyObject * |
Fred Drake | a768882 | 2001-10-24 20:47:48 +0000 | [diff] [blame] | 583 | sys_getrefcount(PyObject *self, PyObject *arg) |
Sjoerd Mullender | 6ec3c65 | 1995-08-29 09:18:14 +0000 | [diff] [blame] | 584 | { |
Martin v. Löwis | 725507b | 2006-03-07 12:08:51 +0000 | [diff] [blame] | 585 | return PyInt_FromSsize_t(arg->ob_refcnt); |
Sjoerd Mullender | 6ec3c65 | 1995-08-29 09:18:14 +0000 | [diff] [blame] | 586 | } |
| 587 | |
Tim Peters | 4be93d0 | 2002-07-07 19:59:50 +0000 | [diff] [blame] | 588 | #ifdef Py_REF_DEBUG |
Mark Hammond | 440d898 | 2000-06-20 08:12:48 +0000 | [diff] [blame] | 589 | static PyObject * |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 590 | sys_gettotalrefcount(PyObject *self) |
Mark Hammond | 440d898 | 2000-06-20 08:12:48 +0000 | [diff] [blame] | 591 | { |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 592 | return PyInt_FromSsize_t(_Py_GetRefTotal()); |
Mark Hammond | 440d898 | 2000-06-20 08:12:48 +0000 | [diff] [blame] | 593 | } |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 594 | #endif /* Py_REF_DEBUG */ |
Mark Hammond | 440d898 | 2000-06-20 08:12:48 +0000 | [diff] [blame] | 595 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 596 | PyDoc_STRVAR(getrefcount_doc, |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 597 | "getrefcount(object) -> integer\n\ |
| 598 | \n\ |
Fred Drake | ba3ff1b | 2002-06-20 21:36:19 +0000 | [diff] [blame] | 599 | Return the reference count of object. The count returned is generally\n\ |
| 600 | one higher than you might expect, because it includes the (temporary)\n\ |
| 601 | reference as an argument to getrefcount()." |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 602 | ); |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 603 | |
Sjoerd Mullender | 6ec3c65 | 1995-08-29 09:18:14 +0000 | [diff] [blame] | 604 | #ifdef COUNT_ALLOCS |
| 605 | static PyObject * |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 606 | sys_getcounts(PyObject *self) |
Sjoerd Mullender | 6ec3c65 | 1995-08-29 09:18:14 +0000 | [diff] [blame] | 607 | { |
Tim Peters | dbd9ba6 | 2000-07-09 03:09:57 +0000 | [diff] [blame] | 608 | extern PyObject *get_counts(void); |
Sjoerd Mullender | 6ec3c65 | 1995-08-29 09:18:14 +0000 | [diff] [blame] | 609 | |
Sjoerd Mullender | 6ec3c65 | 1995-08-29 09:18:14 +0000 | [diff] [blame] | 610 | return get_counts(); |
| 611 | } |
| 612 | #endif |
| 613 | |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 614 | PyDoc_STRVAR(getframe_doc, |
Barry Warsaw | b6a54d2 | 2000-12-06 21:47:46 +0000 | [diff] [blame] | 615 | "_getframe([depth]) -> frameobject\n\ |
| 616 | \n\ |
| 617 | Return a frame object from the call stack. If optional integer depth is\n\ |
| 618 | given, return the frame object that many calls below the top of the stack.\n\ |
| 619 | If that is deeper than the call stack, ValueError is raised. The default\n\ |
| 620 | for depth is zero, returning the frame at the top of the call stack.\n\ |
| 621 | \n\ |
| 622 | This function should be used for internal and specialized\n\ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 623 | purposes only." |
| 624 | ); |
Barry Warsaw | b6a54d2 | 2000-12-06 21:47:46 +0000 | [diff] [blame] | 625 | |
| 626 | static PyObject * |
| 627 | sys_getframe(PyObject *self, PyObject *args) |
| 628 | { |
Nicholas Bastin | e5662ae | 2004-03-24 22:22:12 +0000 | [diff] [blame] | 629 | PyFrameObject *f = PyThreadState_GET()->frame; |
Barry Warsaw | b6a54d2 | 2000-12-06 21:47:46 +0000 | [diff] [blame] | 630 | int depth = -1; |
| 631 | |
| 632 | if (!PyArg_ParseTuple(args, "|i:_getframe", &depth)) |
| 633 | return NULL; |
| 634 | |
| 635 | while (depth > 0 && f != NULL) { |
| 636 | f = f->f_back; |
| 637 | --depth; |
| 638 | } |
| 639 | if (f == NULL) { |
| 640 | PyErr_SetString(PyExc_ValueError, |
| 641 | "call stack is not deep enough"); |
| 642 | return NULL; |
| 643 | } |
| 644 | Py_INCREF(f); |
| 645 | return (PyObject*)f; |
| 646 | } |
| 647 | |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 648 | PyDoc_STRVAR(current_frames_doc, |
| 649 | "_current_frames() -> dictionary\n\ |
| 650 | \n\ |
| 651 | Return a dictionary mapping each current thread T's thread id to T's\n\ |
| 652 | current stack frame.\n\ |
| 653 | \n\ |
| 654 | This function should be used for specialized purposes only." |
| 655 | ); |
| 656 | |
| 657 | static PyObject * |
| 658 | sys_current_frames(PyObject *self, PyObject *noargs) |
| 659 | { |
| 660 | return _PyThread_CurrentFrames(); |
| 661 | } |
| 662 | |
Guido van Rossum | a12fe4e | 2003-04-09 19:06:21 +0000 | [diff] [blame] | 663 | PyDoc_STRVAR(call_tracing_doc, |
| 664 | "call_tracing(func, args) -> object\n\ |
| 665 | \n\ |
| 666 | Call func(*args), while tracing is enabled. The tracing state is\n\ |
| 667 | saved, and restored afterwards. This is intended to be called from\n\ |
| 668 | a debugger from a checkpoint, to recursively debug some other code." |
| 669 | ); |
| 670 | |
| 671 | static PyObject * |
| 672 | sys_call_tracing(PyObject *self, PyObject *args) |
| 673 | { |
| 674 | PyObject *func, *funcargs; |
Thomas Wouters | 4d70c3d | 2006-06-08 14:42:34 +0000 | [diff] [blame] | 675 | if (!PyArg_UnpackTuple(args, "call_tracing", 2, 2, &func, &funcargs)) |
Guido van Rossum | a12fe4e | 2003-04-09 19:06:21 +0000 | [diff] [blame] | 676 | return NULL; |
| 677 | return _PyEval_CallTracing(func, funcargs); |
| 678 | } |
| 679 | |
Jeremy Hylton | 985eba5 | 2003-02-05 23:13:00 +0000 | [diff] [blame] | 680 | PyDoc_STRVAR(callstats_doc, |
| 681 | "callstats() -> tuple of integers\n\ |
| 682 | \n\ |
| 683 | Return a tuple of function call statistics, if CALL_PROFILE was defined\n\ |
| 684 | when Python was built. Otherwise, return None.\n\ |
| 685 | \n\ |
| 686 | When enabled, this function returns detailed, implementation-specific\n\ |
| 687 | details about the number of function calls executed. The return value is\n\ |
| 688 | a 11-tuple where the entries in the tuple are counts of:\n\ |
| 689 | 0. all function calls\n\ |
| 690 | 1. calls to PyFunction_Type objects\n\ |
| 691 | 2. PyFunction calls that do not create an argument tuple\n\ |
| 692 | 3. PyFunction calls that do not create an argument tuple\n\ |
| 693 | and bypass PyEval_EvalCodeEx()\n\ |
| 694 | 4. PyMethod calls\n\ |
| 695 | 5. PyMethod calls on bound methods\n\ |
| 696 | 6. PyType calls\n\ |
| 697 | 7. PyCFunction calls\n\ |
| 698 | 8. generator calls\n\ |
| 699 | 9. All other calls\n\ |
| 700 | 10. Number of stack pops performed by call_function()" |
| 701 | ); |
Barry Warsaw | b6a54d2 | 2000-12-06 21:47:46 +0000 | [diff] [blame] | 702 | |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 703 | #ifdef __cplusplus |
| 704 | extern "C" { |
| 705 | #endif |
| 706 | |
Guido van Rossum | 7f3f2c1 | 1996-05-23 22:45:41 +0000 | [diff] [blame] | 707 | #ifdef Py_TRACE_REFS |
Guido van Rossum | ded690f | 1996-05-24 20:48:31 +0000 | [diff] [blame] | 708 | /* Defined in objects.c because it uses static globals if that file */ |
Tim Peters | dbd9ba6 | 2000-07-09 03:09:57 +0000 | [diff] [blame] | 709 | extern PyObject *_Py_GetObjects(PyObject *, PyObject *); |
Sjoerd Mullender | 6ec3c65 | 1995-08-29 09:18:14 +0000 | [diff] [blame] | 710 | #endif |
Guido van Rossum | ded690f | 1996-05-24 20:48:31 +0000 | [diff] [blame] | 711 | |
Guido van Rossum | 43f1b8d | 1997-01-24 04:07:45 +0000 | [diff] [blame] | 712 | #ifdef DYNAMIC_EXECUTION_PROFILE |
| 713 | /* Defined in ceval.c because it uses static globals if that file */ |
Tim Peters | dbd9ba6 | 2000-07-09 03:09:57 +0000 | [diff] [blame] | 714 | extern PyObject *_Py_GetDXProfile(PyObject *, PyObject *); |
Guido van Rossum | 43f1b8d | 1997-01-24 04:07:45 +0000 | [diff] [blame] | 715 | #endif |
| 716 | |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 717 | #ifdef __cplusplus |
| 718 | } |
| 719 | #endif |
| 720 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 721 | static PyMethodDef sys_methods[] = { |
Guido van Rossum | 43f1b8d | 1997-01-24 04:07:45 +0000 | [diff] [blame] | 722 | /* Might as well keep this in alphabetic order */ |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 723 | {"callstats", (PyCFunction)PyEval_GetCallStats, METH_NOARGS, |
Jeremy Hylton | 985eba5 | 2003-02-05 23:13:00 +0000 | [diff] [blame] | 724 | callstats_doc}, |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 725 | {"_current_frames", sys_current_frames, METH_NOARGS, |
| 726 | current_frames_doc}, |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 727 | {"displayhook", sys_displayhook, METH_O, displayhook_doc}, |
Guido van Rossum | 46d3dc3 | 2003-03-01 03:20:41 +0000 | [diff] [blame] | 728 | {"exc_info", sys_exc_info, METH_NOARGS, exc_info_doc}, |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 729 | {"excepthook", sys_excepthook, METH_VARARGS, excepthook_doc}, |
Neal Norwitz | 0c766a0 | 2002-03-27 13:03:09 +0000 | [diff] [blame] | 730 | {"exit", sys_exit, METH_VARARGS, exit_doc}, |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 731 | {"getdefaultencoding", (PyCFunction)sys_getdefaultencoding, |
| 732 | METH_NOARGS, getdefaultencoding_doc}, |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 733 | #ifdef HAVE_DLOPEN |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 734 | {"getdlopenflags", (PyCFunction)sys_getdlopenflags, METH_NOARGS, |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 735 | getdlopenflags_doc}, |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 736 | #endif |
Sjoerd Mullender | 6ec3c65 | 1995-08-29 09:18:14 +0000 | [diff] [blame] | 737 | #ifdef COUNT_ALLOCS |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 738 | {"getcounts", (PyCFunction)sys_getcounts, METH_NOARGS}, |
Sjoerd Mullender | 6ec3c65 | 1995-08-29 09:18:14 +0000 | [diff] [blame] | 739 | #endif |
Guido van Rossum | 43f1b8d | 1997-01-24 04:07:45 +0000 | [diff] [blame] | 740 | #ifdef DYNAMIC_EXECUTION_PROFILE |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 741 | {"getdxp", _Py_GetDXProfile, METH_VARARGS}, |
Guido van Rossum | 43f1b8d | 1997-01-24 04:07:45 +0000 | [diff] [blame] | 742 | #endif |
Martin v. Löwis | 73d538b | 2003-03-05 15:13:47 +0000 | [diff] [blame] | 743 | {"getfilesystemencoding", (PyCFunction)sys_getfilesystemencoding, |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 744 | METH_NOARGS, getfilesystemencoding_doc}, |
Guido van Rossum | 7f3f2c1 | 1996-05-23 22:45:41 +0000 | [diff] [blame] | 745 | #ifdef Py_TRACE_REFS |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 746 | {"getobjects", _Py_GetObjects, METH_VARARGS}, |
Tim Peters | 4be93d0 | 2002-07-07 19:59:50 +0000 | [diff] [blame] | 747 | #endif |
| 748 | #ifdef Py_REF_DEBUG |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 749 | {"gettotalrefcount", (PyCFunction)sys_gettotalrefcount, METH_NOARGS}, |
Sjoerd Mullender | 6ec3c65 | 1995-08-29 09:18:14 +0000 | [diff] [blame] | 750 | #endif |
Fred Drake | a768882 | 2001-10-24 20:47:48 +0000 | [diff] [blame] | 751 | {"getrefcount", (PyCFunction)sys_getrefcount, METH_O, getrefcount_doc}, |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 752 | {"getrecursionlimit", (PyCFunction)sys_getrecursionlimit, METH_NOARGS, |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 753 | getrecursionlimit_doc}, |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 754 | {"_getframe", sys_getframe, METH_VARARGS, getframe_doc}, |
Mark Hammond | 8696ebc | 2002-10-08 02:44:31 +0000 | [diff] [blame] | 755 | #ifdef MS_WINDOWS |
| 756 | {"getwindowsversion", (PyCFunction)sys_getwindowsversion, METH_NOARGS, |
| 757 | getwindowsversion_doc}, |
| 758 | #endif /* MS_WINDOWS */ |
Georg Brandl | 66a796e | 2006-12-19 20:50:34 +0000 | [diff] [blame] | 759 | {"intern", sys_intern, METH_VARARGS, intern_doc}, |
Guido van Rossum | 14b4adb | 1992-09-03 20:25:30 +0000 | [diff] [blame] | 760 | #ifdef USE_MALLOPT |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 761 | {"mdebug", sys_mdebug, METH_VARARGS}, |
Guido van Rossum | 14b4adb | 1992-09-03 20:25:30 +0000 | [diff] [blame] | 762 | #endif |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 763 | {"setdefaultencoding", sys_setdefaultencoding, METH_VARARGS, |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 764 | setdefaultencoding_doc}, |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 765 | {"setcheckinterval", sys_setcheckinterval, METH_VARARGS, |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 766 | setcheckinterval_doc}, |
Tim Peters | e5e065b | 2003-07-06 18:36:54 +0000 | [diff] [blame] | 767 | {"getcheckinterval", sys_getcheckinterval, METH_NOARGS, |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 768 | getcheckinterval_doc}, |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 769 | #ifdef HAVE_DLOPEN |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 770 | {"setdlopenflags", sys_setdlopenflags, METH_VARARGS, |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 771 | setdlopenflags_doc}, |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 772 | #endif |
Neal Norwitz | 290d31e | 2002-03-03 15:12:58 +0000 | [diff] [blame] | 773 | {"setprofile", sys_setprofile, METH_O, setprofile_doc}, |
Martin v. Löwis | e3eb1f2 | 2001-08-16 13:15:00 +0000 | [diff] [blame] | 774 | {"setrecursionlimit", sys_setrecursionlimit, METH_VARARGS, |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 775 | setrecursionlimit_doc}, |
Martin v. Löwis | f30d60e | 2004-06-08 08:17:44 +0000 | [diff] [blame] | 776 | #ifdef WITH_TSC |
| 777 | {"settscdump", sys_settscdump, METH_VARARGS, settscdump_doc}, |
| 778 | #endif |
Neal Norwitz | 290d31e | 2002-03-03 15:12:58 +0000 | [diff] [blame] | 779 | {"settrace", sys_settrace, METH_O, settrace_doc}, |
Guido van Rossum | a12fe4e | 2003-04-09 19:06:21 +0000 | [diff] [blame] | 780 | {"call_tracing", sys_call_tracing, METH_VARARGS, call_tracing_doc}, |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 781 | {NULL, NULL} /* sentinel */ |
| 782 | }; |
| 783 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 784 | static PyObject * |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 785 | list_builtin_module_names(void) |
Guido van Rossum | 34679b7 | 1993-01-26 13:33:44 +0000 | [diff] [blame] | 786 | { |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 787 | PyObject *list = PyList_New(0); |
Guido van Rossum | 34679b7 | 1993-01-26 13:33:44 +0000 | [diff] [blame] | 788 | int i; |
| 789 | if (list == NULL) |
| 790 | return NULL; |
Guido van Rossum | 25c649f | 1997-11-04 17:04:34 +0000 | [diff] [blame] | 791 | for (i = 0; PyImport_Inittab[i].name != NULL; i++) { |
Martin v. Löwis | 5b22213 | 2007-06-10 09:51:05 +0000 | [diff] [blame] | 792 | PyObject *name = PyUnicode_FromString( |
Guido van Rossum | 25c649f | 1997-11-04 17:04:34 +0000 | [diff] [blame] | 793 | PyImport_Inittab[i].name); |
Guido van Rossum | 34679b7 | 1993-01-26 13:33:44 +0000 | [diff] [blame] | 794 | if (name == NULL) |
| 795 | break; |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 796 | PyList_Append(list, name); |
| 797 | Py_DECREF(name); |
Guido van Rossum | 34679b7 | 1993-01-26 13:33:44 +0000 | [diff] [blame] | 798 | } |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 799 | if (PyList_Sort(list) != 0) { |
| 800 | Py_DECREF(list); |
Guido van Rossum | 1d5735e | 1994-08-30 08:27:36 +0000 | [diff] [blame] | 801 | list = NULL; |
| 802 | } |
Guido van Rossum | 8f49e12 | 1997-01-06 22:55:54 +0000 | [diff] [blame] | 803 | if (list) { |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 804 | PyObject *v = PyList_AsTuple(list); |
| 805 | Py_DECREF(list); |
Guido van Rossum | 8f49e12 | 1997-01-06 22:55:54 +0000 | [diff] [blame] | 806 | list = v; |
| 807 | } |
Guido van Rossum | 34679b7 | 1993-01-26 13:33:44 +0000 | [diff] [blame] | 808 | return list; |
| 809 | } |
| 810 | |
Guido van Rossum | 23fff91 | 2000-12-15 22:02:05 +0000 | [diff] [blame] | 811 | static PyObject *warnoptions = NULL; |
| 812 | |
| 813 | void |
| 814 | PySys_ResetWarnOptions(void) |
| 815 | { |
| 816 | if (warnoptions == NULL || !PyList_Check(warnoptions)) |
| 817 | return; |
| 818 | PyList_SetSlice(warnoptions, 0, PyList_GET_SIZE(warnoptions), NULL); |
| 819 | } |
| 820 | |
| 821 | void |
Neal Norwitz | f308132 | 2007-08-25 00:32:45 +0000 | [diff] [blame] | 822 | PySys_AddWarnOption(const char *s) |
Guido van Rossum | 23fff91 | 2000-12-15 22:02:05 +0000 | [diff] [blame] | 823 | { |
| 824 | PyObject *str; |
| 825 | |
| 826 | if (warnoptions == NULL || !PyList_Check(warnoptions)) { |
| 827 | Py_XDECREF(warnoptions); |
| 828 | warnoptions = PyList_New(0); |
| 829 | if (warnoptions == NULL) |
| 830 | return; |
| 831 | } |
Neal Norwitz | aefab1e | 2007-08-25 01:04:34 +0000 | [diff] [blame] | 832 | str = PyUnicode_FromString(s); |
Guido van Rossum | 23fff91 | 2000-12-15 22:02:05 +0000 | [diff] [blame] | 833 | if (str != NULL) { |
| 834 | PyList_Append(warnoptions, str); |
| 835 | Py_DECREF(str); |
| 836 | } |
| 837 | } |
| 838 | |
Guido van Rossum | 40552d0 | 1998-08-06 03:34:39 +0000 | [diff] [blame] | 839 | /* XXX This doc string is too long to be a single string literal in VC++ 5.0. |
| 840 | Two literals concatenated works just fine. If you have a K&R compiler |
| 841 | or other abomination that however *does* understand longer strings, |
| 842 | get rid of the !!! comment in the middle and the quotes that surround it. */ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 843 | PyDoc_VAR(sys_doc) = |
| 844 | PyDoc_STR( |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 845 | "This module provides access to some objects used or maintained by the\n\ |
| 846 | interpreter and to functions that interact strongly with the interpreter.\n\ |
| 847 | \n\ |
| 848 | Dynamic objects:\n\ |
| 849 | \n\ |
| 850 | argv -- command line arguments; argv[0] is the script pathname if known\n\ |
| 851 | path -- module search path; path[0] is the script directory, else ''\n\ |
| 852 | modules -- dictionary of loaded modules\n\ |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 853 | \n\ |
| 854 | displayhook -- called to show results in an interactive session\n\ |
| 855 | excepthook -- called to handle any uncaught exception other than SystemExit\n\ |
| 856 | To customize printing in an interactive session or to install a custom\n\ |
| 857 | top-level exception handler, assign other functions to replace these.\n\ |
| 858 | \n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 859 | stdin -- standard input file object; used by raw_input() and input()\n\ |
Georg Brandl | 88fc664 | 2007-02-09 21:28:07 +0000 | [diff] [blame] | 860 | stdout -- standard output file object; used by print()\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 861 | stderr -- standard error object; used for error messages\n\ |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 862 | By assigning other file objects (or objects that behave like files)\n\ |
| 863 | to these, it is possible to redirect all of the interpreter's I/O.\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 864 | \n\ |
| 865 | last_type -- type of last uncaught exception\n\ |
| 866 | last_value -- value of last uncaught exception\n\ |
| 867 | last_traceback -- traceback of last uncaught exception\n\ |
| 868 | These three are only available in an interactive session after a\n\ |
| 869 | traceback has been printed.\n\ |
Guido van Rossum | a71b5f4 | 1999-01-14 19:07:00 +0000 | [diff] [blame] | 870 | " |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 871 | ) |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 872 | /* concatenating string here */ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 873 | PyDoc_STR( |
Guido van Rossum | a71b5f4 | 1999-01-14 19:07:00 +0000 | [diff] [blame] | 874 | "\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 875 | Static objects:\n\ |
| 876 | \n\ |
| 877 | maxint -- the largest supported integer (the smallest is -maxint-1)\n\ |
Thomas Wouters | d2cf20e | 2007-08-30 22:57:53 +0000 | [diff] [blame] | 878 | maxsize -- the largest supported length of containers.\n\ |
Martin v. Löwis | ce9b5a5 | 2001-06-27 06:28:56 +0000 | [diff] [blame] | 879 | maxunicode -- the largest supported character\n\ |
Neal Norwitz | 2a47c0f | 2002-01-29 00:53:41 +0000 | [diff] [blame] | 880 | builtin_module_names -- tuple of module names built into this interpreter\n\ |
Fred Drake | 801c08d | 2000-04-13 15:29:10 +0000 | [diff] [blame] | 881 | version -- the version of this interpreter as a string\n\ |
| 882 | version_info -- version information as a tuple\n\ |
| 883 | hexversion -- version information encoded as a single integer\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 884 | copyright -- copyright notice pertaining to this interpreter\n\ |
| 885 | platform -- platform identifier\n\ |
| 886 | executable -- pathname of this Python interpreter\n\ |
| 887 | prefix -- prefix used to find the Python library\n\ |
| 888 | exec_prefix -- prefix used to find the machine-specific Python library\n\ |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 889 | " |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 890 | ) |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 891 | #ifdef MS_WINDOWS |
| 892 | /* concatenating string here */ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 893 | PyDoc_STR( |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 894 | "dllhandle -- [Windows only] integer handle of the Python DLL\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 895 | winver -- [Windows only] version number of the Python DLL\n\ |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 896 | " |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 897 | ) |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 898 | #endif /* MS_WINDOWS */ |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 899 | PyDoc_STR( |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 900 | "__stdin__ -- the original stdin; don't touch!\n\ |
| 901 | __stdout__ -- the original stdout; don't touch!\n\ |
| 902 | __stderr__ -- the original stderr; don't touch!\n\ |
| 903 | __displayhook__ -- the original displayhook; don't touch!\n\ |
| 904 | __excepthook__ -- the original excepthook; don't touch!\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 905 | \n\ |
| 906 | Functions:\n\ |
| 907 | \n\ |
Moshe Zadka | f68f2fe | 2001-01-11 05:41:27 +0000 | [diff] [blame] | 908 | displayhook() -- print an object to the screen, and save it in __builtin__._\n\ |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 909 | excepthook() -- print an exception and its traceback to sys.stderr\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 910 | exc_info() -- return thread-safe information about the current exception\n\ |
| 911 | exit() -- exit the interpreter by raising SystemExit\n\ |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 912 | getdlopenflags() -- returns flags to be used for dlopen() calls\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 913 | getrefcount() -- return the reference count for an object (plus one :-)\n\ |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 914 | getrecursionlimit() -- return the max recursion depth for the interpreter\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 915 | setcheckinterval() -- control how often the interpreter checks for events\n\ |
Martin v. Löwis | f0473d5 | 2001-07-18 16:17:16 +0000 | [diff] [blame] | 916 | setdlopenflags() -- set the flags to be used for dlopen() calls\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 917 | setprofile() -- set the global profiling function\n\ |
Jeremy Hylton | ee5adfb | 2000-08-31 19:23:01 +0000 | [diff] [blame] | 918 | setrecursionlimit() -- set the max recursion depth for the interpreter\n\ |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 919 | settrace() -- set the global debug tracing function\n\ |
Fred Drake | ccede59 | 2000-08-14 20:59:57 +0000 | [diff] [blame] | 920 | " |
Martin v. Löwis | a3fb4f7 | 2002-06-09 13:33:54 +0000 | [diff] [blame] | 921 | ) |
Fred Drake | ccede59 | 2000-08-14 20:59:57 +0000 | [diff] [blame] | 922 | /* end of sys_doc */ ; |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 923 | |
Martin v. Löwis | 43b5780 | 2006-01-05 23:38:54 +0000 | [diff] [blame] | 924 | /* Subversion branch and revision management */ |
| 925 | static const char _patchlevel_revision[] = PY_PATCHLEVEL_REVISION; |
| 926 | static const char headurl[] = "$HeadURL$"; |
| 927 | static int svn_initialized; |
| 928 | static char patchlevel_revision[50]; /* Just the number */ |
| 929 | static char branch[50]; |
| 930 | static char shortbranch[50]; |
| 931 | static const char *svn_revision; |
| 932 | |
Tim Peters | e86e7a5 | 2006-01-06 02:42:46 +0000 | [diff] [blame] | 933 | static void |
| 934 | svnversion_init(void) |
Martin v. Löwis | 43b5780 | 2006-01-05 23:38:54 +0000 | [diff] [blame] | 935 | { |
| 936 | const char *python, *br_start, *br_end, *br_end2, *svnversion; |
Martin v. Löwis | d96ee90 | 2006-02-16 14:37:16 +0000 | [diff] [blame] | 937 | Py_ssize_t len; |
Collin Winter | d5a5f5d | 2007-08-22 19:45:07 +0000 | [diff] [blame] | 938 | int istag = 0; |
Martin v. Löwis | 43b5780 | 2006-01-05 23:38:54 +0000 | [diff] [blame] | 939 | |
| 940 | if (svn_initialized) |
| 941 | return; |
| 942 | |
| 943 | python = strstr(headurl, "/python/"); |
Collin Winter | d5a5f5d | 2007-08-22 19:45:07 +0000 | [diff] [blame] | 944 | if (!python) { |
| 945 | strcpy(branch, "unknown branch"); |
| 946 | strcpy(shortbranch, "unknown"); |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 947 | } |
Martin v. Löwis | 43b5780 | 2006-01-05 23:38:54 +0000 | [diff] [blame] | 948 | else { |
Collin Winter | d5a5f5d | 2007-08-22 19:45:07 +0000 | [diff] [blame] | 949 | br_start = python + 8; |
| 950 | br_end = strchr(br_start, '/'); |
| 951 | assert(br_end); |
| 952 | |
| 953 | /* Works even for trunk, |
| 954 | as we are in trunk/Python/sysmodule.c */ |
| 955 | br_end2 = strchr(br_end+1, '/'); |
| 956 | |
| 957 | istag = strncmp(br_start, "tags", 4) == 0; |
| 958 | if (strncmp(br_start, "trunk", 5) == 0) { |
| 959 | strcpy(branch, "trunk"); |
| 960 | strcpy(shortbranch, "trunk"); |
| 961 | } |
| 962 | else if (istag || strncmp(br_start, "branches", 8) == 0) { |
| 963 | len = br_end2 - br_start; |
| 964 | strncpy(branch, br_start, len); |
| 965 | branch[len] = '\0'; |
| 966 | |
| 967 | len = br_end2 - (br_end + 1); |
| 968 | strncpy(shortbranch, br_end + 1, len); |
| 969 | shortbranch[len] = '\0'; |
| 970 | } |
| 971 | else { |
| 972 | Py_FatalError("bad HeadURL"); |
| 973 | return; |
| 974 | } |
Martin v. Löwis | 43b5780 | 2006-01-05 23:38:54 +0000 | [diff] [blame] | 975 | } |
| 976 | |
| 977 | |
| 978 | svnversion = _Py_svnversion(); |
| 979 | if (strcmp(svnversion, "exported") != 0) |
| 980 | svn_revision = svnversion; |
| 981 | else if (istag) { |
| 982 | len = strlen(_patchlevel_revision); |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 983 | assert(len >= 13); |
| 984 | assert(len < (sizeof(patchlevel_revision) + 13)); |
Martin v. Löwis | 43b5780 | 2006-01-05 23:38:54 +0000 | [diff] [blame] | 985 | strncpy(patchlevel_revision, _patchlevel_revision + 11, |
| 986 | len - 13); |
| 987 | patchlevel_revision[len - 13] = '\0'; |
| 988 | svn_revision = patchlevel_revision; |
| 989 | } |
| 990 | else |
| 991 | svn_revision = ""; |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 992 | |
Martin v. Löwis | 43b5780 | 2006-01-05 23:38:54 +0000 | [diff] [blame] | 993 | svn_initialized = 1; |
| 994 | } |
| 995 | |
| 996 | /* Return svnversion output if available. |
| 997 | Else return Revision of patchlevel.h if on branch. |
| 998 | Else return empty string */ |
| 999 | const char* |
| 1000 | Py_SubversionRevision() |
| 1001 | { |
| 1002 | svnversion_init(); |
| 1003 | return svn_revision; |
| 1004 | } |
| 1005 | |
| 1006 | const char* |
| 1007 | Py_SubversionShortBranch() |
| 1008 | { |
| 1009 | svnversion_init(); |
| 1010 | return shortbranch; |
| 1011 | } |
| 1012 | |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 1013 | PyObject * |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 1014 | _PySys_Init(void) |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 1015 | { |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 1016 | PyObject *m, *v, *sysdict; |
Fred Drake | 6d27c1e | 2000-04-13 20:03:20 +0000 | [diff] [blame] | 1017 | char *s; |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 1018 | |
Guido van Rossum | c3bc31e | 1998-06-27 19:43:25 +0000 | [diff] [blame] | 1019 | m = Py_InitModule3("sys", sys_methods, sys_doc); |
Neal Norwitz | 1ac754f | 2006-01-19 06:09:39 +0000 | [diff] [blame] | 1020 | if (m == NULL) |
| 1021 | return NULL; |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1022 | sysdict = PyModule_GetDict(m); |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 1023 | |
Neal Norwitz | 11bd119 | 2005-10-03 00:54:56 +0000 | [diff] [blame] | 1024 | { |
| 1025 | /* XXX: does this work on Win/Win64? (see posix_fstat) */ |
| 1026 | struct stat sb; |
| 1027 | if (fstat(fileno(stdin), &sb) == 0 && |
| 1028 | S_ISDIR(sb.st_mode)) { |
Neal Norwitz | 72c2c06 | 2006-03-09 05:58:11 +0000 | [diff] [blame] | 1029 | /* There's nothing more we can do. */ |
| 1030 | /* Py_FatalError() will core dump, so just exit. */ |
| 1031 | PySys_WriteStderr("Python error: <stdin> is a directory, cannot continue\n"); |
| 1032 | exit(EXIT_FAILURE); |
Neal Norwitz | 11bd119 | 2005-10-03 00:54:56 +0000 | [diff] [blame] | 1033 | } |
| 1034 | } |
| 1035 | |
Guido van Rossum | 6f376c4 | 2007-05-24 14:31:33 +0000 | [diff] [blame] | 1036 | /* stdin/stdout/stderr are now set by site.py. */ |
Martin v. Löwis | 5467d4c | 2003-05-10 07:10:12 +0000 | [diff] [blame] | 1037 | |
Ka-Ping Yee | b5c5132 | 2001-03-23 02:46:52 +0000 | [diff] [blame] | 1038 | PyDict_SetItemString(sysdict, "__displayhook__", |
| 1039 | PyDict_GetItemString(sysdict, "displayhook")); |
| 1040 | PyDict_SetItemString(sysdict, "__excepthook__", |
| 1041 | PyDict_GetItemString(sysdict, "excepthook")); |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1042 | PyDict_SetItemString(sysdict, "version", |
Walter Dörwald | 94093ff | 2007-06-07 18:41:59 +0000 | [diff] [blame] | 1043 | v = PyUnicode_FromString(Py_GetVersion())); |
Barry Warsaw | 54892c4 | 1999-01-27 16:33:19 +0000 | [diff] [blame] | 1044 | Py_XDECREF(v); |
Guido van Rossum | e0d7dae | 1999-01-03 12:55:39 +0000 | [diff] [blame] | 1045 | PyDict_SetItemString(sysdict, "hexversion", |
| 1046 | v = PyInt_FromLong(PY_VERSION_HEX)); |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1047 | Py_XDECREF(v); |
Martin v. Löwis | 43b5780 | 2006-01-05 23:38:54 +0000 | [diff] [blame] | 1048 | svnversion_init(); |
Walter Dörwald | 94093ff | 2007-06-07 18:41:59 +0000 | [diff] [blame] | 1049 | v = Py_BuildValue("(UUU)", "CPython", branch, svn_revision); |
Martin v. Löwis | 43b5780 | 2006-01-05 23:38:54 +0000 | [diff] [blame] | 1050 | PyDict_SetItemString(sysdict, "subversion", v); |
Barry Warsaw | 2a38a86 | 2005-12-18 01:27:35 +0000 | [diff] [blame] | 1051 | Py_XDECREF(v); |
Fred Drake | 93a20bf | 2000-04-13 17:44:51 +0000 | [diff] [blame] | 1052 | /* |
| 1053 | * These release level checks are mutually exclusive and cover |
| 1054 | * the field, so don't get too fancy with the pre-processor! |
| 1055 | */ |
| 1056 | #if PY_RELEASE_LEVEL == PY_RELEASE_LEVEL_ALPHA |
Fred Drake | 6d27c1e | 2000-04-13 20:03:20 +0000 | [diff] [blame] | 1057 | s = "alpha"; |
Fred Drake | 592f2d6 | 2000-08-31 15:21:11 +0000 | [diff] [blame] | 1058 | #elif PY_RELEASE_LEVEL == PY_RELEASE_LEVEL_BETA |
Fred Drake | 6d27c1e | 2000-04-13 20:03:20 +0000 | [diff] [blame] | 1059 | s = "beta"; |
Fred Drake | 592f2d6 | 2000-08-31 15:21:11 +0000 | [diff] [blame] | 1060 | #elif PY_RELEASE_LEVEL == PY_RELEASE_LEVEL_GAMMA |
Fred Drake | 6d27c1e | 2000-04-13 20:03:20 +0000 | [diff] [blame] | 1061 | s = "candidate"; |
Fred Drake | 592f2d6 | 2000-08-31 15:21:11 +0000 | [diff] [blame] | 1062 | #elif PY_RELEASE_LEVEL == PY_RELEASE_LEVEL_FINAL |
Fred Drake | 6d27c1e | 2000-04-13 20:03:20 +0000 | [diff] [blame] | 1063 | s = "final"; |
Fred Drake | 93a20bf | 2000-04-13 17:44:51 +0000 | [diff] [blame] | 1064 | #endif |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1065 | |
| 1066 | #define SET_SYS_FROM_STRING(key, value) \ |
| 1067 | v = value; \ |
| 1068 | if (v != NULL) \ |
| 1069 | PyDict_SetItemString(sysdict, key, v); \ |
| 1070 | Py_XDECREF(v) |
| 1071 | |
| 1072 | SET_SYS_FROM_STRING("version_info", |
Walter Dörwald | 94093ff | 2007-06-07 18:41:59 +0000 | [diff] [blame] | 1073 | Py_BuildValue("iiiUi", PY_MAJOR_VERSION, |
Fred Drake | 801c08d | 2000-04-13 15:29:10 +0000 | [diff] [blame] | 1074 | PY_MINOR_VERSION, |
Fred Drake | 6d27c1e | 2000-04-13 20:03:20 +0000 | [diff] [blame] | 1075 | PY_MICRO_VERSION, s, |
Fred Drake | 93a20bf | 2000-04-13 17:44:51 +0000 | [diff] [blame] | 1076 | PY_RELEASE_SERIAL)); |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1077 | SET_SYS_FROM_STRING("api_version", |
| 1078 | PyInt_FromLong(PYTHON_API_VERSION)); |
| 1079 | SET_SYS_FROM_STRING("copyright", |
Walter Dörwald | 94093ff | 2007-06-07 18:41:59 +0000 | [diff] [blame] | 1080 | PyUnicode_FromString(Py_GetCopyright())); |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1081 | SET_SYS_FROM_STRING("platform", |
Walter Dörwald | 94093ff | 2007-06-07 18:41:59 +0000 | [diff] [blame] | 1082 | PyUnicode_FromString(Py_GetPlatform())); |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1083 | SET_SYS_FROM_STRING("executable", |
Neal Norwitz | aefab1e | 2007-08-25 01:04:34 +0000 | [diff] [blame] | 1084 | PyUnicode_FromString(Py_GetProgramFullPath())); |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1085 | SET_SYS_FROM_STRING("prefix", |
Neal Norwitz | aefab1e | 2007-08-25 01:04:34 +0000 | [diff] [blame] | 1086 | PyUnicode_FromString(Py_GetPrefix())); |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1087 | SET_SYS_FROM_STRING("exec_prefix", |
Neal Norwitz | aefab1e | 2007-08-25 01:04:34 +0000 | [diff] [blame] | 1088 | PyUnicode_FromString(Py_GetExecPrefix())); |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1089 | SET_SYS_FROM_STRING("maxint", |
| 1090 | PyInt_FromLong(PyInt_GetMax())); |
Thomas Wouters | d2cf20e | 2007-08-30 22:57:53 +0000 | [diff] [blame] | 1091 | SET_SYS_FROM_STRING("maxsize", |
Neal Norwitz | 56cdf68 | 2007-10-26 06:05:28 +0000 | [diff] [blame] | 1092 | PyInt_FromSsize_t(PY_SSIZE_T_MAX)); |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1093 | SET_SYS_FROM_STRING("maxunicode", |
| 1094 | PyInt_FromLong(PyUnicode_GetMax())); |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1095 | SET_SYS_FROM_STRING("builtin_module_names", |
| 1096 | list_builtin_module_names()); |
Fred Drake | 099325e | 2000-08-14 15:47:03 +0000 | [diff] [blame] | 1097 | { |
| 1098 | /* Assumes that longs are at least 2 bytes long. |
| 1099 | Should be safe! */ |
| 1100 | unsigned long number = 1; |
Fred Drake | a2b6ad6 | 2000-08-15 04:24:43 +0000 | [diff] [blame] | 1101 | char *value; |
Fred Drake | 099325e | 2000-08-14 15:47:03 +0000 | [diff] [blame] | 1102 | |
| 1103 | s = (char *) &number; |
| 1104 | if (s[0] == 0) |
Fred Drake | a2b6ad6 | 2000-08-15 04:24:43 +0000 | [diff] [blame] | 1105 | value = "big"; |
Fred Drake | 099325e | 2000-08-14 15:47:03 +0000 | [diff] [blame] | 1106 | else |
Fred Drake | a2b6ad6 | 2000-08-15 04:24:43 +0000 | [diff] [blame] | 1107 | value = "little"; |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1108 | SET_SYS_FROM_STRING("byteorder", |
Walter Dörwald | 94093ff | 2007-06-07 18:41:59 +0000 | [diff] [blame] | 1109 | PyUnicode_FromString(value)); |
Fred Drake | 099325e | 2000-08-14 15:47:03 +0000 | [diff] [blame] | 1110 | } |
Guido van Rossum | 8b9ea87 | 1996-08-23 18:14:47 +0000 | [diff] [blame] | 1111 | #ifdef MS_COREDLL |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1112 | SET_SYS_FROM_STRING("dllhandle", |
| 1113 | PyLong_FromVoidPtr(PyWin_DLLhModule)); |
| 1114 | SET_SYS_FROM_STRING("winver", |
Walter Dörwald | 94093ff | 2007-06-07 18:41:59 +0000 | [diff] [blame] | 1115 | PyUnicode_FromString(PyWin_DLLVersionString)); |
Guido van Rossum | c606fe1 | 1996-04-09 02:37:57 +0000 | [diff] [blame] | 1116 | #endif |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 1117 | #undef SET_SYS_FROM_STRING |
Guido van Rossum | 23fff91 | 2000-12-15 22:02:05 +0000 | [diff] [blame] | 1118 | if (warnoptions == NULL) { |
| 1119 | warnoptions = PyList_New(0); |
| 1120 | } |
| 1121 | else { |
| 1122 | Py_INCREF(warnoptions); |
| 1123 | } |
| 1124 | if (warnoptions != NULL) { |
Guido van Rossum | 03df3b3 | 2001-01-13 22:06:05 +0000 | [diff] [blame] | 1125 | PyDict_SetItemString(sysdict, "warnoptions", warnoptions); |
Guido van Rossum | 23fff91 | 2000-12-15 22:02:05 +0000 | [diff] [blame] | 1126 | } |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 1127 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1128 | if (PyErr_Occurred()) |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 1129 | return NULL; |
| 1130 | return m; |
Guido van Rossum | 5b3138b | 1990-11-18 17:41:40 +0000 | [diff] [blame] | 1131 | } |
| 1132 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1133 | static PyObject * |
Neal Norwitz | f308132 | 2007-08-25 00:32:45 +0000 | [diff] [blame] | 1134 | makepathobject(const char *path, int delim) |
Guido van Rossum | 5b3138b | 1990-11-18 17:41:40 +0000 | [diff] [blame] | 1135 | { |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1136 | int i, n; |
Neal Norwitz | f308132 | 2007-08-25 00:32:45 +0000 | [diff] [blame] | 1137 | const char *p; |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1138 | PyObject *v, *w; |
Tim Peters | 216b78b | 2006-01-06 02:40:53 +0000 | [diff] [blame] | 1139 | |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1140 | n = 1; |
| 1141 | p = path; |
| 1142 | while ((p = strchr(p, delim)) != NULL) { |
| 1143 | n++; |
| 1144 | p++; |
Guido van Rossum | 5b3138b | 1990-11-18 17:41:40 +0000 | [diff] [blame] | 1145 | } |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1146 | v = PyList_New(n); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1147 | if (v == NULL) |
| 1148 | return NULL; |
| 1149 | for (i = 0; ; i++) { |
| 1150 | p = strchr(path, delim); |
| 1151 | if (p == NULL) |
| 1152 | p = strchr(path, '\0'); /* End of string */ |
Guido van Rossum | 96ca691 | 2007-06-15 03:49:03 +0000 | [diff] [blame] | 1153 | w = PyUnicode_FromStringAndSize(path, (Py_ssize_t) (p - path)); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1154 | if (w == NULL) { |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1155 | Py_DECREF(v); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1156 | return NULL; |
| 1157 | } |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1158 | PyList_SetItem(v, i, w); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1159 | if (*p == '\0') |
| 1160 | break; |
| 1161 | path = p+1; |
| 1162 | } |
| 1163 | return v; |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 1164 | } |
| 1165 | |
| 1166 | void |
Neal Norwitz | f308132 | 2007-08-25 00:32:45 +0000 | [diff] [blame] | 1167 | PySys_SetPath(const char *path) |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 1168 | { |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1169 | PyObject *v; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1170 | if ((v = makepathobject(path, DELIM)) == NULL) |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1171 | Py_FatalError("can't create sys.path"); |
| 1172 | if (PySys_SetObject("path", v) != 0) |
| 1173 | Py_FatalError("can't assign sys.path"); |
| 1174 | Py_DECREF(v); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1175 | } |
| 1176 | |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1177 | static PyObject * |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 1178 | makeargvobject(int argc, char **argv) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1179 | { |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1180 | PyObject *av; |
Guido van Rossum | ee3a299 | 1992-01-14 18:42:53 +0000 | [diff] [blame] | 1181 | if (argc <= 0 || argv == NULL) { |
| 1182 | /* Ensure at least one (empty) argument is seen */ |
| 1183 | static char *empty_argv[1] = {""}; |
| 1184 | argv = empty_argv; |
| 1185 | argc = 1; |
| 1186 | } |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1187 | av = PyList_New(argc); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1188 | if (av != NULL) { |
Guido van Rossum | 5b3138b | 1990-11-18 17:41:40 +0000 | [diff] [blame] | 1189 | int i; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1190 | for (i = 0; i < argc; i++) { |
Martin v. Löwis | c16f3bd | 2003-05-03 09:14:54 +0000 | [diff] [blame] | 1191 | #ifdef __VMS |
| 1192 | PyObject *v; |
| 1193 | |
| 1194 | /* argv[0] is the script pathname if known */ |
| 1195 | if (i == 0) { |
| 1196 | char* fn = decc$translate_vms(argv[0]); |
| 1197 | if ((fn == (char *)0) || fn == (char *)-1) |
Guido van Rossum | 96ca691 | 2007-06-15 03:49:03 +0000 | [diff] [blame] | 1198 | v = PyUnicode_FromString(argv[0]); |
Martin v. Löwis | c16f3bd | 2003-05-03 09:14:54 +0000 | [diff] [blame] | 1199 | else |
Guido van Rossum | 96ca691 | 2007-06-15 03:49:03 +0000 | [diff] [blame] | 1200 | v = PyUnicode_FromString( |
Martin v. Löwis | c16f3bd | 2003-05-03 09:14:54 +0000 | [diff] [blame] | 1201 | decc$translate_vms(argv[0])); |
| 1202 | } else |
Guido van Rossum | 96ca691 | 2007-06-15 03:49:03 +0000 | [diff] [blame] | 1203 | v = PyUnicode_FromString(argv[i]); |
Martin v. Löwis | c16f3bd | 2003-05-03 09:14:54 +0000 | [diff] [blame] | 1204 | #else |
Guido van Rossum | 96ca691 | 2007-06-15 03:49:03 +0000 | [diff] [blame] | 1205 | PyObject *v = PyUnicode_FromString(argv[i]); |
Martin v. Löwis | c16f3bd | 2003-05-03 09:14:54 +0000 | [diff] [blame] | 1206 | #endif |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1207 | if (v == NULL) { |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1208 | Py_DECREF(av); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1209 | av = NULL; |
| 1210 | break; |
Guido van Rossum | 5b3138b | 1990-11-18 17:41:40 +0000 | [diff] [blame] | 1211 | } |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1212 | PyList_SetItem(av, i, v); |
Guido van Rossum | 5b3138b | 1990-11-18 17:41:40 +0000 | [diff] [blame] | 1213 | } |
Guido van Rossum | 5b3138b | 1990-11-18 17:41:40 +0000 | [diff] [blame] | 1214 | } |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1215 | return av; |
| 1216 | } |
| 1217 | |
| 1218 | void |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 1219 | PySys_SetArgv(int argc, char **argv) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1220 | { |
Guido van Rossum | 162e38c | 2003-02-19 15:25:10 +0000 | [diff] [blame] | 1221 | #if defined(HAVE_REALPATH) |
| 1222 | char fullpath[MAXPATHLEN]; |
| 1223 | #elif defined(MS_WINDOWS) |
Thomas Heller | 27bb71e | 2003-01-08 14:33:48 +0000 | [diff] [blame] | 1224 | char fullpath[MAX_PATH]; |
| 1225 | #endif |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1226 | PyObject *av = makeargvobject(argc, argv); |
| 1227 | PyObject *path = PySys_GetObject("path"); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1228 | if (av == NULL) |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1229 | Py_FatalError("no mem for sys.argv"); |
| 1230 | if (PySys_SetObject("argv", av) != 0) |
| 1231 | Py_FatalError("can't assign sys.argv"); |
Guido van Rossum | 94a9667 | 1996-07-30 20:35:50 +0000 | [diff] [blame] | 1232 | if (path != NULL) { |
Guido van Rossum | c474dea | 1997-04-25 15:38:31 +0000 | [diff] [blame] | 1233 | char *argv0 = argv[0]; |
Guido van Rossum | 94a9667 | 1996-07-30 20:35:50 +0000 | [diff] [blame] | 1234 | char *p = NULL; |
Martin v. Löwis | 18e1655 | 2006-02-15 17:27:45 +0000 | [diff] [blame] | 1235 | Py_ssize_t n = 0; |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1236 | PyObject *a; |
Guido van Rossum | c474dea | 1997-04-25 15:38:31 +0000 | [diff] [blame] | 1237 | #ifdef HAVE_READLINK |
| 1238 | char link[MAXPATHLEN+1]; |
| 1239 | char argv0copy[2*MAXPATHLEN+1]; |
| 1240 | int nr = 0; |
Georg Brandl | 6953772 | 2005-09-15 13:00:34 +0000 | [diff] [blame] | 1241 | if (argc > 0 && argv0 != NULL && strcmp(argv0, "-c") != 0) |
Guido van Rossum | c474dea | 1997-04-25 15:38:31 +0000 | [diff] [blame] | 1242 | nr = readlink(argv0, link, MAXPATHLEN); |
| 1243 | if (nr > 0) { |
| 1244 | /* It's a symlink */ |
| 1245 | link[nr] = '\0'; |
| 1246 | if (link[0] == SEP) |
| 1247 | argv0 = link; /* Link to absolute path */ |
| 1248 | else if (strchr(link, SEP) == NULL) |
| 1249 | ; /* Link without path */ |
| 1250 | else { |
| 1251 | /* Must join(dirname(argv0), link) */ |
| 1252 | char *q = strrchr(argv0, SEP); |
| 1253 | if (q == NULL) |
| 1254 | argv0 = link; /* argv0 without path */ |
| 1255 | else { |
| 1256 | /* Must make a copy */ |
| 1257 | strcpy(argv0copy, argv0); |
| 1258 | q = strrchr(argv0copy, SEP); |
| 1259 | strcpy(q+1, link); |
| 1260 | argv0 = argv0copy; |
| 1261 | } |
| 1262 | } |
| 1263 | } |
| 1264 | #endif /* HAVE_READLINK */ |
Guido van Rossum | cc88341 | 1996-09-10 14:44:21 +0000 | [diff] [blame] | 1265 | #if SEP == '\\' /* Special case for MS filename syntax */ |
Georg Brandl | 6953772 | 2005-09-15 13:00:34 +0000 | [diff] [blame] | 1266 | if (argc > 0 && argv0 != NULL && strcmp(argv0, "-c") != 0) { |
Guido van Rossum | cc88341 | 1996-09-10 14:44:21 +0000 | [diff] [blame] | 1267 | char *q; |
Thomas Heller | 27bb71e | 2003-01-08 14:33:48 +0000 | [diff] [blame] | 1268 | #ifdef MS_WINDOWS |
| 1269 | char *ptemp; |
| 1270 | if (GetFullPathName(argv0, |
| 1271 | sizeof(fullpath), |
| 1272 | fullpath, |
| 1273 | &ptemp)) { |
| 1274 | argv0 = fullpath; |
| 1275 | } |
| 1276 | #endif |
Guido van Rossum | c474dea | 1997-04-25 15:38:31 +0000 | [diff] [blame] | 1277 | p = strrchr(argv0, SEP); |
Guido van Rossum | cc88341 | 1996-09-10 14:44:21 +0000 | [diff] [blame] | 1278 | /* Test for alternate separator */ |
Guido van Rossum | c474dea | 1997-04-25 15:38:31 +0000 | [diff] [blame] | 1279 | q = strrchr(p ? p : argv0, '/'); |
Guido van Rossum | cc88341 | 1996-09-10 14:44:21 +0000 | [diff] [blame] | 1280 | if (q != NULL) |
| 1281 | p = q; |
| 1282 | if (p != NULL) { |
Guido van Rossum | c474dea | 1997-04-25 15:38:31 +0000 | [diff] [blame] | 1283 | n = p + 1 - argv0; |
Guido van Rossum | cc88341 | 1996-09-10 14:44:21 +0000 | [diff] [blame] | 1284 | if (n > 1 && p[-1] != ':') |
| 1285 | n--; /* Drop trailing separator */ |
| 1286 | } |
| 1287 | } |
| 1288 | #else /* All other filename syntaxes */ |
Georg Brandl | 6953772 | 2005-09-15 13:00:34 +0000 | [diff] [blame] | 1289 | if (argc > 0 && argv0 != NULL && strcmp(argv0, "-c") != 0) { |
Guido van Rossum | 162e38c | 2003-02-19 15:25:10 +0000 | [diff] [blame] | 1290 | #if defined(HAVE_REALPATH) |
| 1291 | if (realpath(argv0, fullpath)) { |
| 1292 | argv0 = fullpath; |
| 1293 | } |
| 1294 | #endif |
Guido van Rossum | c474dea | 1997-04-25 15:38:31 +0000 | [diff] [blame] | 1295 | p = strrchr(argv0, SEP); |
Guido van Rossum | 162e38c | 2003-02-19 15:25:10 +0000 | [diff] [blame] | 1296 | } |
Guido van Rossum | cc88341 | 1996-09-10 14:44:21 +0000 | [diff] [blame] | 1297 | if (p != NULL) { |
Guido van Rossum | c474dea | 1997-04-25 15:38:31 +0000 | [diff] [blame] | 1298 | n = p + 1 - argv0; |
Guido van Rossum | cc88341 | 1996-09-10 14:44:21 +0000 | [diff] [blame] | 1299 | #if SEP == '/' /* Special case for Unix filename syntax */ |
| 1300 | if (n > 1) |
| 1301 | n--; /* Drop trailing separator */ |
| 1302 | #endif /* Unix */ |
| 1303 | } |
| 1304 | #endif /* All others */ |
Guido van Rossum | 96ca691 | 2007-06-15 03:49:03 +0000 | [diff] [blame] | 1305 | a = PyUnicode_FromStringAndSize(argv0, n); |
Guido van Rossum | 94a9667 | 1996-07-30 20:35:50 +0000 | [diff] [blame] | 1306 | if (a == NULL) |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1307 | Py_FatalError("no mem for sys.path insertion"); |
| 1308 | if (PyList_Insert(path, 0, a) < 0) |
| 1309 | Py_FatalError("sys.path.insert(0) failed"); |
| 1310 | Py_DECREF(a); |
Guido van Rossum | a63d9f4 | 1996-07-24 01:31:37 +0000 | [diff] [blame] | 1311 | } |
Guido van Rossum | 65bf9f2 | 1997-04-29 18:33:38 +0000 | [diff] [blame] | 1312 | Py_DECREF(av); |
Guido van Rossum | 85a5fbb | 1990-10-14 12:07:46 +0000 | [diff] [blame] | 1313 | } |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1314 | |
| 1315 | |
| 1316 | /* APIs to write to sys.stdout or sys.stderr using a printf-like interface. |
| 1317 | Adapted from code submitted by Just van Rossum. |
| 1318 | |
| 1319 | PySys_WriteStdout(format, ...) |
| 1320 | PySys_WriteStderr(format, ...) |
| 1321 | |
| 1322 | The first function writes to sys.stdout; the second to sys.stderr. When |
| 1323 | there is a problem, they write to the real (C level) stdout or stderr; |
Guido van Rossum | 8442af3 | 1998-10-12 18:22:10 +0000 | [diff] [blame] | 1324 | no exceptions are raised. |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1325 | |
| 1326 | Both take a printf-style format string as their first argument followed |
| 1327 | by a variable length argument list determined by the format string. |
| 1328 | |
| 1329 | *** WARNING *** |
| 1330 | |
| 1331 | The format should limit the total size of the formatted output string to |
| 1332 | 1000 bytes. In particular, this means that no unrestricted "%s" formats |
| 1333 | should occur; these should be limited using "%.<N>s where <N> is a |
| 1334 | decimal number calculated so that <N> plus the maximum size of other |
| 1335 | formatted text does not exceed 1000 bytes. Also watch out for "%f", |
| 1336 | which can print hundreds of digits for very large numbers. |
| 1337 | |
| 1338 | */ |
| 1339 | |
| 1340 | static void |
Thomas Wouters | f70ef4f | 2000-07-22 18:47:25 +0000 | [diff] [blame] | 1341 | mywrite(char *name, FILE *fp, const char *format, va_list va) |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1342 | { |
| 1343 | PyObject *file; |
Guido van Rossum | 8442af3 | 1998-10-12 18:22:10 +0000 | [diff] [blame] | 1344 | PyObject *error_type, *error_value, *error_traceback; |
Guido van Rossum | da5b8f2 | 2007-06-12 23:30:11 +0000 | [diff] [blame] | 1345 | char buffer[1001]; |
| 1346 | int written; |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1347 | |
Guido van Rossum | 8442af3 | 1998-10-12 18:22:10 +0000 | [diff] [blame] | 1348 | PyErr_Fetch(&error_type, &error_value, &error_traceback); |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1349 | file = PySys_GetObject(name); |
Guido van Rossum | da5b8f2 | 2007-06-12 23:30:11 +0000 | [diff] [blame] | 1350 | written = PyOS_vsnprintf(buffer, sizeof(buffer), format, va); |
| 1351 | if (PyFile_WriteString(buffer, file) != 0) { |
| 1352 | PyErr_Clear(); |
| 1353 | fputs(buffer, fp); |
| 1354 | } |
| 1355 | if (written < 0 || (size_t)written >= sizeof(buffer)) { |
| 1356 | const char *truncated = "... truncated"; |
| 1357 | if (PyFile_WriteString(truncated, file) != 0) { |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1358 | PyErr_Clear(); |
Guido van Rossum | da5b8f2 | 2007-06-12 23:30:11 +0000 | [diff] [blame] | 1359 | fputs(truncated, fp); |
Jeremy Hylton | 5d3d134 | 2001-11-28 21:44:53 +0000 | [diff] [blame] | 1360 | } |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1361 | } |
Guido van Rossum | 8442af3 | 1998-10-12 18:22:10 +0000 | [diff] [blame] | 1362 | PyErr_Restore(error_type, error_value, error_traceback); |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1363 | } |
| 1364 | |
| 1365 | void |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1366 | PySys_WriteStdout(const char *format, ...) |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1367 | { |
| 1368 | va_list va; |
| 1369 | |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1370 | va_start(va, format); |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1371 | mywrite("stdout", stdout, format, va); |
| 1372 | va_end(va); |
| 1373 | } |
| 1374 | |
| 1375 | void |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1376 | PySys_WriteStderr(const char *format, ...) |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1377 | { |
| 1378 | va_list va; |
| 1379 | |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1380 | va_start(va, format); |
Guido van Rossum | a890e68 | 1998-05-12 14:59:24 +0000 | [diff] [blame] | 1381 | mywrite("stderr", stderr, format, va); |
| 1382 | va_end(va); |
| 1383 | } |