[PATCH stable] dirstate: handle dangling junctions on windows (issue2579)

[Bryan O'Sullivan]

# HG changeset patch
# User Bryan O'Sullivan <bryano at fb.com>
# Date 1351052722 25200
# Branch stable
# Node ID f5232f17141351e59fb4d6b30f6ca4fcb3aac3ef
# Parent  1f34b57ca31968f7e65cd769f7cee88cce160f41
dirstate: handle dangling junctions on windows (issue2579)

diff --git a/mercurial/dirstate.py b/mercurial/dirstate.py
--- a/mercurial/dirstate.py
+++ b/mercurial/dirstate.py
@@ -673,7 +673,7 @@ class dirstate(object):
             try:
                 entries = listdir(join(nd), stat=True, skip=skip)
             except OSError, inst:
-                if inst.errno == errno.EACCES:
+                if inst.errno in (errno.EACCES, errno.ENOENT):
                     fwarn(nd, inst.strerror)
                     continue
                 raise