[svn r2089] ElementTree.write() did not raise an exception when the file was not writable

--HG--
branch : trunk

1 files changed, 4 insertions, 1 deletions

diff --git a/src/lxml/python.pxd b/src/lxml/python.pxd
index afe534f9..13c45e24 100644
--- a/src/lxml/python.pxd
+++ b/src/lxml/python.pxd
@@ -73,7 +73,10 @@ cdef extern from "Python.h":
     cdef void* PyMem_Malloc(size_t size)
     cdef void* PyMem_Realloc(void* p, size_t size)
     cdef void PyMem_Free(void* p)
-    cdef object PyErr_NoMemory() # always returns NULL to pass on exception
+
+    # these two always return NULL to pass on the exception
+    cdef object PyErr_NoMemory()
+    cdef object PyErr_SetFromErrno(object type)
 
     ctypedef enum PyGILState_STATE:
         PyGILState_LOCKED