# HG changeset patch
# User Paul Moore <p.f.moore@gmail.com>
# Date 2008-06-06 07:29:16
# Node ID 03a836ca6fdede24dc4f06c4cceb5520ffdc94be
# Parent  3101e30fd762db36cb82566cfef8b4f2506baaec

Add a folding() method to dirstate

The method returns True if the dirstate is on a case folding filesystem.

diff --git a/mercurial/dirstate.py b/mercurial/dirstate.py
--- a/mercurial/dirstate.py
+++ b/mercurial/dirstate.py
@@ -66,12 +66,18 @@ class dirstate(object):
         elif name == '_checkexec':
             self._checkexec = util.checkexec(self._root)
             return self._checkexec
+        elif name == '_folding':
+            self._folding = not util.checkfolding(self._join('.hg'))
+            return self._folding
         else:
             raise AttributeError, name
 
     def _join(self, f):
         return os.path.join(self._root, f)
 
+    def folding(self):
+        return self._folding
+
     def getcwd(self):
         cwd = os.getcwd()
         if cwd == self._root: return ''