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authorGuido van Rossum <guido@python.org>1998-04-28 16:06:54 (GMT)
committerGuido van Rossum <guido@python.org>1998-04-28 16:06:54 (GMT)
commit9b00dfae752aa8f1e4c6d70469e50ec45fb057c3 (patch)
tree98c8135e7ff24d22fdc22b2254343f8de0fef235
parentf2044e1a71015843f5e07fb2b5faeb6228af96e1 (diff)
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If USE_STACKCHECK is defined use PyOS_CheckStack() in the repr and str
routines. This catches a slightly different set of crashes than the recursive-repr fix. (Jack)
-rw-r--r--Objects/object.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/Objects/object.c b/Objects/object.c
index 3289aba..0588fea 100644
--- a/Objects/object.c
+++ b/Objects/object.c
@@ -162,6 +162,12 @@ PyObject_Print(op, fp, flags)
int ret = 0;
if (PyErr_CheckSignals())
return -1;
+#ifdef USE_STACKCHECK
+ if (PyOS_CheckStack()) {
+ PyErr_SetString(PyExc_MemoryError, "Stack overflow");
+ return -1;
+ }
+#endif
if (op == NULL) {
fprintf(fp, "<nil>");
}
@@ -213,6 +219,12 @@ PyObject_Repr(v)
{
if (PyErr_CheckSignals())
return NULL;
+#ifdef USE_STACKCHECK
+ if (PyOS_CheckStack()) {
+ PyErr_SetString(PyExc_MemoryError, "Stack overflow");
+ return NULL;
+ }
+#endif
if (v == NULL)
return PyString_FromString("<NULL>");
else if (v->ob_type->tp_repr == NULL) {