Function SetPyECBError

isapi/src/PyExtensionObjects.cpp:1018–1035

// Setup an exception

PyObject * SetPyECBError(char *fnName, long err /*= 0*/)
{
	DWORD errorCode = err == 0 ? GetLastError() : err;
    if (PyECB_Error==NULL) {
        PyObject *mod = PyImport_ImportModule("isapi");
        if (mod)
            PyECB_Error = PyObject_GetAttrString(mod, "ExtensionError");
        else
            PyECB_Error = PyExc_RuntimeError; // what's the alternative?
        Py_XDECREF(mod);
    }
	PyObject *v = Py_BuildValue("(izs)", errorCode, NULL, fnName);
	if (v != NULL) {
		PyErr_SetObject(PyECB_Error, v);
		Py_DECREF(v);
	}
	return NULL;
}

void InitExtensionTypes()
{