Issue #24115: Update uses of PyObject_IsTrue(), PyObject_Not(),

PyObject_IsInstance(), PyObject_RichCompareBool() and _PyDict_Contains()
to check for and handle errors correctly.
This commit is contained in:
Serhiy Storchaka 2015-05-30 17:45:22 +03:00
parent 50451eb912
commit fa494fd883
10 changed files with 83 additions and 36 deletions

View file

@ -595,6 +595,9 @@ _parse_object_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ss
int has_pairs_hook = (s->object_pairs_hook != Py_None);
Py_ssize_t next_idx;
if (strict < 0)
return NULL;
if (PyUnicode_READY(pystr) == -1)
return NULL;
@ -940,6 +943,7 @@ scan_once_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_
void *str;
int kind;
Py_ssize_t length;
int strict;
if (PyUnicode_READY(pystr) == -1)
return NULL;
@ -960,9 +964,10 @@ scan_once_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_
switch (PyUnicode_READ(kind, str, idx)) {
case '"':
/* string */
return scanstring_unicode(pystr, idx + 1,
PyObject_IsTrue(s->strict),
next_idx_ptr);
strict = PyObject_IsTrue(s->strict);
if (strict < 0)
return NULL;
return scanstring_unicode(pystr, idx + 1, strict, next_idx_ptr);
case '{':
/* object */
if (Py_EnterRecursiveCall(" while decoding a JSON object "
@ -1212,12 +1217,13 @@ encoder_init(PyObject *self, PyObject *args, PyObject *kwds)
PyEncoderObject *s;
PyObject *markers, *defaultfn, *encoder, *indent, *key_separator;
PyObject *item_separator, *sort_keys, *skipkeys, *allow_nan;
PyObject *item_separator, *sort_keys, *skipkeys;
int allow_nan;
assert(PyEncoder_Check(self));
s = (PyEncoderObject *)self;
if (!PyArg_ParseTupleAndKeywords(args, kwds, "OOOOOOOOO:make_encoder", kwlist,
if (!PyArg_ParseTupleAndKeywords(args, kwds, "OOOOOOOOp:make_encoder", kwlist,
&markers, &defaultfn, &encoder, &indent, &key_separator, &item_separator,
&sort_keys, &skipkeys, &allow_nan))
return -1;
@ -1231,7 +1237,7 @@ encoder_init(PyObject *self, PyObject *args, PyObject *kwds)
s->sort_keys = sort_keys;
s->skipkeys = skipkeys;
s->fast_encode = (PyCFunction_Check(s->encoder) && PyCFunction_GetFunction(s->encoder) == (PyCFunction)py_encode_basestring_ascii);
s->allow_nan = PyObject_IsTrue(allow_nan);
s->allow_nan = allow_nan;
Py_INCREF(s->markers);
Py_INCREF(s->defaultfn);
@ -1500,6 +1506,7 @@ encoder_listencode_dict(PyEncoderObject *s, _PyAccu *acc,
PyObject *items;
PyObject *item = NULL;
int skipkeys;
int sortkeys;
Py_ssize_t idx;
if (open_dict == NULL || close_dict == NULL || empty_dict == NULL) {
@ -1544,13 +1551,16 @@ encoder_listencode_dict(PyEncoderObject *s, _PyAccu *acc,
items = PyMapping_Items(dct);
if (items == NULL)
goto bail;
if (PyObject_IsTrue(s->sort_keys) && PyList_Sort(items) < 0)
sortkeys = PyObject_IsTrue(s->sort_keys);
if (sortkeys < 0 || (sortkeys && PyList_Sort(items) < 0))
goto bail;
it = PyObject_GetIter(items);
Py_DECREF(items);
if (it == NULL)
goto bail;
skipkeys = PyObject_IsTrue(s->skipkeys);
if (skipkeys < 0)
goto bail;
idx = 0;
while ((item = PyIter_Next(it)) != NULL) {
PyObject *encoded, *key, *value;