/* Warning with explicit origin */
int
PyErr_WarnExplicit(PyObject *category, const char *text,
const char *filename_str, int lineno,
const char *module_str, PyObject *registry)
{
PyObject *res;
PyObject *message = PyString_FromString(text);
PyObject *filename = PyString_FromString(filename_str);
PyObject *module = NULL;
int ret = -1;
if (message == NULL || filename == NULL)
goto exit;
if (module_str != NULL) {
module = PyString_FromString(module_str);
if (module == NULL)
goto exit;
}
if (category == NULL)
category = PyExc_RuntimeWarning;
res = warn_explicit(category, message, filename, lineno, module, registry,
NULL);
if (res == NULL)
goto exit;
Py_DECREF(res);
ret = 0;
exit:
Py_XDECREF(message);
Py_XDECREF(module);
Py_XDECREF(filename);
return ret;
}
static PyObject *
warnings_warn_explicit(PyObject *self, PyObject *args, PyObject *kwds)
{
static char *kwd_list[] = {"message", "category", "filename", "lineno",
"module", "registry", "module_globals",
"source", 0};
PyObject *message;
PyObject *category;
PyObject *filename;
int lineno;
PyObject *module = NULL;
PyObject *registry = NULL;
PyObject *module_globals = NULL;
PyObject *sourceobj = NULL;
PyObject *source_line = NULL;
PyObject *returned;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "OOUi|OOOO:warn_explicit",
kwd_list, &message, &category, &filename, &lineno, &module,
®istry, &module_globals, &sourceobj))
return NULL;
if (module_globals) {
source_line = get_source_line(module_globals, lineno);
if (source_line == NULL && PyErr_Occurred()) {
return NULL;
}
}
returned = warn_explicit(category, message, filename, lineno, module,
registry, source_line, sourceobj);
Py_XDECREF(source_line);
return returned;
}
/* Warning with explicit origin */
int
PyErr_WarnExplicitObject(PyObject *category, PyObject *message,
PyObject *filename, int lineno,
PyObject *module, PyObject *registry)
{
PyObject *res;
if (category == NULL)
category = PyExc_RuntimeWarning;
res = warn_explicit(category, message, filename, lineno,
module, registry, NULL, NULL);
if (res == NULL)
return -1;
Py_DECREF(res);
return 0;
}
static PyObject *
do_warn(PyObject *message, PyObject *category, Py_ssize_t stack_level)
{
PyObject *filename, *module, *registry, *res;
int lineno;
if (!setup_context(stack_level, &filename, &lineno, &module, ®istry))
return NULL;
res = warn_explicit(category, message, filename, lineno, module, registry,
NULL);
Py_DECREF(filename);
Py_DECREF(registry);
Py_DECREF(module);
return res;
}
int
PyErr_WarnExplicitFormat(PyObject *category,
const char *filename_str, int lineno,
const char *module_str, PyObject *registry,
const char *format, ...)
{
PyObject *message;
PyObject *module = NULL;
PyObject *filename = PyUnicode_DecodeFSDefault(filename_str);
int ret = -1;
va_list vargs;
if (filename == NULL)
goto exit;
if (module_str != NULL) {
module = PyUnicode_FromString(module_str);
if (module == NULL)
goto exit;
}
#ifdef HAVE_STDARG_PROTOTYPES
va_start(vargs, format);
#else
va_start(vargs);
#endif
message = PyUnicode_FromFormatV(format, vargs);
if (message != NULL) {
PyObject *res;
res = warn_explicit(category, message, filename, lineno,
module, registry, NULL, NULL);
Py_DECREF(message);
if (res != NULL) {
Py_DECREF(res);
ret = 0;
}
}
va_end(vargs);
exit:
Py_XDECREF(module);
Py_XDECREF(filename);
return ret;
}
static PyObject *
warnings_warn_explicit(PyObject *self, PyObject *args, PyObject *kwds)
{
static char *kwd_list[] = {"message", "category", "filename", "lineno",
"module", "registry", "module_globals",
"source", 0};
PyObject *message;
PyObject *category;
PyObject *filename;
int lineno;
PyObject *module = NULL;
PyObject *registry = NULL;
PyObject *module_globals = NULL;
PyObject *sourceobj = NULL;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "OOUi|OOOO:warn_explicit",
kwd_list, &message, &category, &filename, &lineno, &module,
®istry, &module_globals, &sourceobj))
return NULL;
if (module_globals) {
_Py_IDENTIFIER(get_source);
_Py_IDENTIFIER(splitlines);
PyObject *tmp;
PyObject *loader;
PyObject *module_name;
PyObject *source;
PyObject *source_list;
PyObject *source_line;
PyObject *returned;
if ((tmp = _PyUnicode_FromId(&PyId_get_source)) == NULL)
return NULL;
if ((tmp = _PyUnicode_FromId(&PyId_splitlines)) == NULL)
return NULL;
/* Check/get the requisite pieces needed for the loader. */
loader = PyDict_GetItemString(module_globals, "__loader__");
module_name = PyDict_GetItemString(module_globals, "__name__");
if (loader == NULL || module_name == NULL)
goto standard_call;
/* Make sure the loader implements the optional get_source() method. */
if (!_PyObject_HasAttrId(loader, &PyId_get_source))
goto standard_call;
/* Call get_source() to get the source code. */
source = PyObject_CallMethodObjArgs(loader, PyId_get_source.object,
module_name, NULL);
if (!source)
return NULL;
else if (source == Py_None) {
Py_DECREF(Py_None);
goto standard_call;
}
/* Split the source into lines. */
source_list = PyObject_CallMethodObjArgs(source,
PyId_splitlines.object,
NULL);
Py_DECREF(source);
if (!source_list)
return NULL;
/* Get the source line. */
source_line = PyList_GetItem(source_list, lineno-1);
if (!source_line) {
Py_DECREF(source_list);
return NULL;
}
/* Handle the warning. */
returned = warn_explicit(category, message, filename, lineno, module,
registry, source_line, sourceobj);
Py_DECREF(source_list);
return returned;
}
standard_call:
return warn_explicit(category, message, filename, lineno, module,
registry, NULL, sourceobj);
}
