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Patch #1093585: raise a ValueError for negative history items in

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remove_history and replace_history. Will backport to 2.4.
This commit is contained in:
Martin v. Löwis 2005-02-27 20:33:25 +00:00
parent c2a0ac20b7
commit 9533e34024
2 changed files with 13 additions and 0 deletions
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10
Modules/readline.c
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@ -303,6 +303,11 @@ py_remove_history(PyObject *self, PyObject *args)
if (!PyArg_ParseTuple(args, "i:remove_history", &entry_number))
return NULL;
if (entry_number < 0) {
PyErr_SetString(PyExc_ValueError,
"History index cannot be negative");
return NULL;
}
entry = remove_history(entry_number);
if (!entry) {
PyErr_Format(PyExc_ValueError,
@ -335,6 +340,11 @@ py_replace_history(PyObject *self, PyObject *args)
if (!PyArg_ParseTuple(args, "is:replace_history", &entry_number, &line)) {
return NULL;
}
if (entry_number < 0) {
PyErr_SetString(PyExc_ValueError,
"History index cannot be negative");
return NULL;
}
old_entry = replace_history_entry(entry_number, line, (void *)NULL);
if (!old_entry) {
PyErr_Format(PyExc_ValueError,