[Python-checkins] r68550 - sandbox/trunk/io-c/_textio.c

Mon Jan 12 21:06:38 CET 2009

Author: antoine.pitrou
Date: Mon Jan 12 21:06:38 2009
New Revision: 68550
Log:
add checking for telling flag in text.seek()
Modified:
 sandbox/trunk/io-c/_textio.c
Modified: sandbox/trunk/io-c/_textio.c
==============================================================================

--- sandbox/trunk/io-c/_textio.c	(original)
+++ sandbox/trunk/io-c/_textio.c	Mon Jan 12 21:06:38 2009
@@ -1580,6 +1580,11 @@
 "underlying stream is not seekable");
 goto fail;
 }
+ if (!self->telling) {
+ PyErr_SetString(PyExc_IOError,
+ "telling position disabled by next() call");
+ goto fail;
+ }
 
 res = PyObject_CallMethod((PyObject *)self, "flush", NULL);
 if (res == NULL)
