emerge: support ../ path arguments

This will fix bug #354141.

diff --git a/pym/_emerge/depgraph.py b/pym/_emerge/depgraph.py
index d41ab825fa3d5faa73b304445c48dd4fa58e6789..fe706af40508352bf0fea5b7e69983e1749b7e0c 100644 (file)
--- a/pym/_emerge/depgraph.py
+++ b/pym/_emerge/depgraph.py
@@ -1638,7 +1638,8 @@ class depgraph(object):
                                # Queue these up since it's most efficient to handle
                                # multiple files in a single iter_owners() call.
                                lookup_owners.append(x)
-                       elif x.startswith("." + os.path.sep):
+                       elif x.startswith("." + os.sep) or \
+                               x.startswith(".." + os.sep):
                                f = os.path.abspath(x)
                                if not f.startswith(myroot):
                                        portage.writemsg(("\n\n!!! '%s' (resolved from '%s') does not start with" + \