Issue #8226: sys.setfilesystemencoding() raises a LookupError if the encoding
is unknown.
diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
index a928fc4..6b8600b 100644
--- a/Python/bltinmodule.c
+++ b/Python/bltinmodule.c
@@ -29,7 +29,7 @@
int
_Py_SetFileSystemEncoding(PyObject *s)
{
- PyObject *defenc;
+ PyObject *defenc, *codec;
if (!PyUnicode_Check(s)) {
PyErr_BadInternalCall();
return -1;
@@ -37,6 +37,10 @@
defenc = _PyUnicode_AsDefaultEncodedString(s, NULL);
if (!defenc)
return -1;
+ codec = _PyCodec_Lookup(PyBytes_AsString(defenc));
+ if (codec == NULL)
+ return -1;
+ Py_DECREF(codec);
if (!Py_HasFileSystemDefaultEncoding && Py_FileSystemDefaultEncoding)
/* A file system encoding was set at run-time */
free((char*)Py_FileSystemDefaultEncoding);