void
PyErr_PrintEx(int set_sys_last_vars)
{
PyObject *exception, *v, *tb, *hook;
if (PyErr_ExceptionMatches(PyExc_SystemExit)) {
handle_system_exit();
}
PyErr_Fetch(&exception, &v, &tb);
if (exception == NULL)
return;
PyErr_NormalizeException(&exception, &v, &tb);
if (exception == NULL)
return;
/* Now we know v != NULL too */
if (set_sys_last_vars) {
PySys_SetObject("last_type", exception);
PySys_SetObject("last_value", v);
PySys_SetObject("last_traceback", tb);
}
hook = PySys_GetObject("excepthook");
if (hook) {
PyObject *args = PyTuple_Pack(3,
exception, v, tb ? tb : Py_None);
PyObject *result = PyEval_CallObject(hook, args);
if (result == NULL) {
PyObject *exception2, *v2, *tb2;
if (PyErr_ExceptionMatches(PyExc_SystemExit)) {
handle_system_exit();
}
PyErr_Fetch(&exception2, &v2, &tb2);
PyErr_NormalizeException(&exception2, &v2, &tb2);
/* It should not be possible for exception2 or v2
to be NULL. However PyErr_Display() can't
tolerate NULLs, so just be safe. */
if (exception2 == NULL) {
exception2 = Py_None;
Py_INCREF(exception2);
}
if (v2 == NULL) {
v2 = Py_None;
Py_INCREF(v2);
}
if (Py_FlushLine())
PyErr_Clear();
fflush(stdout);
PySys_WriteStderr("Error in sys.excepthook:\n");
PyErr_Display(exception2, v2, tb2);
PySys_WriteStderr("\nOriginal exception was:\n");
PyErr_Display(exception, v, tb);
Py_DECREF(exception2);
Py_DECREF(v2);
Py_XDECREF(tb2);
}
Py_XDECREF(result);
Py_XDECREF(args);
} else {
PySys_WriteStderr("sys.excepthook is missing\n");
PyErr_Display(exception, v, tb);
}
Py_XDECREF(exception);
Py_XDECREF(v);
Py_XDECREF(tb);
}
void
PyErr_PrintEx(int set_sys_last_vars)
{
PyObject *exception, *v, *tb, *hook;
if (PyErr_ExceptionMatches(PyExc_SystemExit)) {
handle_system_exit();
}
PyErr_Fetch(&exception, &v, &tb);
if (exception == NULL)
return;
PyErr_NormalizeException(&exception, &v, &tb);
if (tb == NULL) {
tb = Py_None;
Py_INCREF(tb);
}
PyException_SetTraceback(v, tb);
if (exception == NULL)
return;
/* Now we know v != NULL too */
if (set_sys_last_vars) {
if (_PySys_SetObjectId(&PyId_last_type, exception) < 0) {
PyErr_Clear();
}
if (_PySys_SetObjectId(&PyId_last_value, v) < 0) {
PyErr_Clear();
}
if (_PySys_SetObjectId(&PyId_last_traceback, tb) < 0) {
PyErr_Clear();
}
}
hook = _PySys_GetObjectId(&PyId_excepthook);
if (hook) {
PyObject* stack[3];
PyObject *result;
stack[0] = exception;
stack[1] = v;
stack[2] = tb;
result = _PyObject_FastCall(hook, stack, 3);
if (result == NULL) {
PyObject *exception2, *v2, *tb2;
if (PyErr_ExceptionMatches(PyExc_SystemExit)) {
handle_system_exit();
}
PyErr_Fetch(&exception2, &v2, &tb2);
PyErr_NormalizeException(&exception2, &v2, &tb2);
/* It should not be possible for exception2 or v2
to be NULL. However PyErr_Display() can't
tolerate NULLs, so just be safe. */
if (exception2 == NULL) {
exception2 = Py_None;
Py_INCREF(exception2);
}
if (v2 == NULL) {
v2 = Py_None;
Py_INCREF(v2);
}
fflush(stdout);
PySys_WriteStderr("Error in sys.excepthook:\n");
PyErr_Display(exception2, v2, tb2);
PySys_WriteStderr("\nOriginal exception was:\n");
PyErr_Display(exception, v, tb);
Py_DECREF(exception2);
Py_DECREF(v2);
Py_XDECREF(tb2);
}
Py_XDECREF(result);
} else {
PySys_WriteStderr("sys.excepthook is missing\n");
PyErr_Display(exception, v, tb);
}
Py_XDECREF(exception);
Py_XDECREF(v);
Py_XDECREF(tb);
}
void PyStackless_HandleSystemExit()
{
handle_system_exit();
}
