diff -r 9d36291f787a -r a454eeb1b827 mercurial/util.py
--- a/mercurial/util.py	Fri Apr 03 12:37:44 2009 -0500
+++ b/mercurial/util.py	Fri Apr 03 13:20:52 2009 -0500
@@ -333,8 +333,7 @@
     if buf:
         yield ''.join(buf)
 
-class Abort(Exception):
-    """Raised if a command needs to print an error and exit."""
+Abort = error.Abort
 
 def always(fn): return True
 def never(fn): return False