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-rw-r--r--Objects/frameobject.c145
1 files changed, 99 insertions, 46 deletions
diff --git a/Objects/frameobject.c b/Objects/frameobject.c
index aac809b..869cdec 100644
--- a/Objects/frameobject.c
+++ b/Objects/frameobject.c
@@ -189,7 +189,7 @@ framelocalsproxy_setitem(PyObject *self, PyObject *key, PyObject *value)
assert(PyDict_Check(extra));
- return PyDict_SetItem(extra, key, value) < 0;
+ return PyDict_SetItem(extra, key, value);
}
static int
@@ -200,19 +200,19 @@ framelocalsproxy_merge(PyObject* self, PyObject* other)
}
PyObject *keys = PyMapping_Keys(other);
- PyObject *iter = NULL;
- PyObject *key = NULL;
- PyObject *value = NULL;
-
- assert(keys != NULL);
+ if (keys == NULL) {
+ return -1;
+ }
- iter = PyObject_GetIter(keys);
+ PyObject *iter = PyObject_GetIter(keys);
Py_DECREF(keys);
-
if (iter == NULL) {
return -1;
}
+ PyObject *key = NULL;
+ PyObject *value = NULL;
+
while ((key = PyIter_Next(iter)) != NULL) {
value = PyObject_GetItem(other, key);
if (value == NULL) {
@@ -238,12 +238,11 @@ framelocalsproxy_merge(PyObject* self, PyObject* other)
}
static PyObject *
-framelocalsproxy_keys(PyObject *self, PyObject *__unused)
+framelocalsproxy_keys(PyObject *self, void *Py_UNUSED(ignored))
{
- PyObject *names = PyList_New(0);
PyFrameObject *frame = ((PyFrameLocalsProxyObject*)self)->frame;
PyCodeObject *co = _PyFrame_GetCode(frame->f_frame);
-
+ PyObject *names = PyList_New(0);
if (names == NULL) {
return NULL;
}
@@ -260,12 +259,13 @@ framelocalsproxy_keys(PyObject *self, PyObject *__unused)
}
// Iterate through the extra locals
- Py_ssize_t i = 0;
- PyObject *key = NULL;
- PyObject *value = NULL;
-
if (frame->f_extra_locals) {
assert(PyDict_Check(frame->f_extra_locals));
+
+ Py_ssize_t i = 0;
+ PyObject *key = NULL;
+ PyObject *value = NULL;
+
while (PyDict_Next(frame->f_extra_locals, &i, &key, &value)) {
if (PyList_Append(names, key) < 0) {
Py_DECREF(names);
@@ -341,9 +341,16 @@ framelocalsproxy_richcompare(PyObject *self, PyObject *other, int op)
}
} else if (PyDict_Check(other)) {
PyObject *dct = PyDict_New();
- PyObject *result = NULL;
- PyDict_Update(dct, self);
- result = PyObject_RichCompare(dct, other, op);
+ if (dct == NULL) {
+ return NULL;
+ }
+
+ if (PyDict_Update(dct, self) < 0) {
+ Py_DECREF(dct);
+ return NULL;
+ }
+
+ PyObject *result = PyObject_RichCompare(dct, other, op);
Py_DECREF(dct);
return result;
}
@@ -360,14 +367,22 @@ framelocalsproxy_repr(PyObject *self)
}
PyObject *dct = PyDict_New();
- PyObject *repr = NULL;
+ if (dct == NULL) {
+ Py_ReprLeave(self);
+ return NULL;
+ }
- if (PyDict_Update(dct, self) == 0) {
- repr = PyObject_Repr(dct);
+ if (PyDict_Update(dct, self) < 0) {
+ Py_DECREF(dct);
+ Py_ReprLeave(self);
+ return NULL;
}
- Py_ReprLeave(self);
+ PyObject *repr = PyObject_Repr(dct);
Py_DECREF(dct);
+
+ Py_ReprLeave(self);
+
return repr;
}
@@ -379,6 +394,10 @@ framelocalsproxy_or(PyObject *self, PyObject *other)
}
PyObject *result = PyDict_New();
+ if (result == NULL) {
+ return NULL;
+ }
+
if (PyDict_Update(result, self) < 0) {
Py_DECREF(result);
return NULL;
@@ -407,27 +426,35 @@ framelocalsproxy_inplace_or(PyObject *self, PyObject *other)
}
static PyObject*
-framelocalsproxy_values(PyObject *self, PyObject *__unused)
+framelocalsproxy_values(PyObject *self, void *Py_UNUSED(ignored))
{
- PyObject *values = PyList_New(0);
PyFrameObject *frame = ((PyFrameLocalsProxyObject*)self)->frame;
PyCodeObject *co = _PyFrame_GetCode(frame->f_frame);
+ PyObject *values = PyList_New(0);
+ if (values == NULL) {
+ return NULL;
+ }
for (int i = 0; i < co->co_nlocalsplus; i++) {
PyObject *value = framelocalsproxy_getval(frame->f_frame, co, i);
if (value) {
- PyList_Append(values, value);
+ if (PyList_Append(values, value) < 0) {
+ Py_DECREF(values);
+ return NULL;
+ }
}
}
// Iterate through the extra locals
- Py_ssize_t j = 0;
- PyObject *key = NULL;
- PyObject *value = NULL;
-
if (frame->f_extra_locals) {
+ Py_ssize_t j = 0;
+ PyObject *key = NULL;
+ PyObject *value = NULL;
while (PyDict_Next(frame->f_extra_locals, &j, &key, &value)) {
- PyList_Append(values, value);
+ if (PyList_Append(values, value) < 0) {
+ Py_DECREF(values);
+ return NULL;
+ }
}
}
@@ -435,11 +462,14 @@ framelocalsproxy_values(PyObject *self, PyObject *__unused)
}
static PyObject *
-framelocalsproxy_items(PyObject *self, PyObject *__unused)
+framelocalsproxy_items(PyObject *self, void *Py_UNUSED(ignored))
{
- PyObject *items = PyList_New(0);
PyFrameObject *frame = ((PyFrameLocalsProxyObject*)self)->frame;
PyCodeObject *co = _PyFrame_GetCode(frame->f_frame);
+ PyObject *items = PyList_New(0);
+ if (items == NULL) {
+ return NULL;
+ }
for (int i = 0; i < co->co_nlocalsplus; i++) {
PyObject *name = PyTuple_GET_ITEM(co->co_localsplusnames, i);
@@ -447,20 +477,39 @@ framelocalsproxy_items(PyObject *self, PyObject *__unused)
if (value) {
PyObject *pair = PyTuple_Pack(2, name, value);
- PyList_Append(items, pair);
+ if (pair == NULL) {
+ Py_DECREF(items);
+ return NULL;
+ }
+
+ if (PyList_Append(items, pair) < 0) {
+ Py_DECREF(items);
+ Py_DECREF(pair);
+ return NULL;
+ }
+
Py_DECREF(pair);
}
}
// Iterate through the extra locals
- Py_ssize_t j = 0;
- PyObject *key = NULL;
- PyObject *value = NULL;
-
if (frame->f_extra_locals) {
+ Py_ssize_t j = 0;
+ PyObject *key = NULL;
+ PyObject *value = NULL;
while (PyDict_Next(frame->f_extra_locals, &j, &key, &value)) {
PyObject *pair = PyTuple_Pack(2, key, value);
- PyList_Append(items, pair);
+ if (pair == NULL) {
+ Py_DECREF(items);
+ return NULL;
+ }
+
+ if (PyList_Append(items, pair) < 0) {
+ Py_DECREF(items);
+ Py_DECREF(pair);
+ return NULL;
+ }
+
Py_DECREF(pair);
}
}
@@ -588,7 +637,7 @@ framelocalsproxy_setdefault(PyObject* self, PyObject *const *args, Py_ssize_t na
}
static PyObject*
-framelocalsproxy_reversed(PyObject *self, PyObject *__unused)
+framelocalsproxy_reversed(PyObject *self, void *Py_UNUSED(ignored))
{
PyObject *result = framelocalsproxy_keys(self, NULL);
@@ -623,19 +672,19 @@ static PyMethodDef framelocalsproxy_methods[] = {
NULL},
{"__getitem__", framelocalsproxy_getitem, METH_O | METH_COEXIST,
NULL},
- {"__reversed__", framelocalsproxy_reversed, METH_NOARGS,
+ {"update", framelocalsproxy_update, METH_O,
NULL},
- {"keys", framelocalsproxy_keys, METH_NOARGS,
+ {"__reversed__", _PyCFunction_CAST(framelocalsproxy_reversed), METH_NOARGS,
NULL},
- {"values", framelocalsproxy_values, METH_NOARGS,
+ {"keys", _PyCFunction_CAST(framelocalsproxy_keys), METH_NOARGS,
NULL},
- {"items", framelocalsproxy_items, METH_NOARGS,
+ {"values", _PyCFunction_CAST(framelocalsproxy_values), METH_NOARGS,
NULL},
- {"update", framelocalsproxy_update, METH_O,
+ {"items", _PyCFunction_CAST(framelocalsproxy_items), METH_NOARGS,
NULL},
- {"get", _PyCFunction_CAST(framelocalsproxy_get), METH_FASTCALL,
+ {"get", _PyCFunction_CAST(framelocalsproxy_get), METH_FASTCALL,
NULL},
- {"setdefault", _PyCFunction_CAST(framelocalsproxy_setdefault), METH_FASTCALL,
+ {"setdefault", _PyCFunction_CAST(framelocalsproxy_setdefault), METH_FASTCALL,
NULL},
{NULL, NULL} /* sentinel */
};
@@ -666,6 +715,10 @@ PyObject *
_PyFrameLocalsProxy_New(PyFrameObject *frame)
{
PyObject* args = PyTuple_Pack(1, frame);
+ if (args == NULL) {
+ return NULL;
+ }
+
PyObject* proxy = (PyObject*)framelocalsproxy_new(&PyFrameLocalsProxy_Type, args, NULL);
Py_DECREF(args);
return proxy;
generated by cgit v0.12 at 2024-11-21 23:34:38 (GMT)