Recorded merge of revisions 85569-85570 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r85569 | victor.stinner | 2010-10-16 15:14:10 +0200 (sam., 16 oct. 2010) | 4 lines

  Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
  filenames encoded to the filesystem encoding with surrogateescape error handler
  (to support undecodable bytes), instead of UTF-8 in strict mode.
........
  r85570 | victor.stinner | 2010-10-16 15:42:53 +0200 (sam., 16 oct. 2010) | 4 lines

  Fix ast_error_finish() and err_input(): filename can be NULL

  Fix my previous commit (r85569).
........
diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 84d72f0..d08d0ed 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -1160,7 +1160,7 @@
     d = PyModule_GetDict(m);
     if (PyDict_GetItemString(d, "__file__") == NULL) {
         PyObject *f;
-        f = PyUnicode_FromString(filename);
+        f = PyUnicode_DecodeFSDefault(filename);
         if (f == NULL)
             return -1;
         if (PyDict_SetItemString(d, "__file__", f) < 0) {
@@ -1911,7 +1911,9 @@
 {
     PyObject *v, *w, *errtype, *errtext;
     PyObject* u = NULL;
+    PyObject *filename;
     char *msg = NULL;
+
     errtype = PyExc_SyntaxError;
     switch (err->error) {
     case E_ERROR:
@@ -2000,8 +2002,17 @@
         errtext = PyUnicode_DecodeUTF8(err->text, strlen(err->text),
                                        "replace");
     }
-    v = Py_BuildValue("(ziiN)", err->filename,
-                      err->lineno, err->offset, errtext);
+    if (err->filename != NULL)
+        filename = PyUnicode_DecodeFSDefault(err->filename);
+    else {
+        Py_INCREF(Py_None);
+        filename = Py_None;
+    }
+    if (filename != NULL)
+        v = Py_BuildValue("(NiiN)", filename,
+                          err->lineno, err->offset, errtext);
+    else
+        v = NULL;
     w = NULL;
     if (v != NULL)
         w = Py_BuildValue("(sO)", msg, v);