[PATCH 2 of 2] largefiles: clarify help when options are ignored until first add is done

[michalsznajder at gmail.com]

# HG changeset patch
# User Michal Sznajder <michalsznajder at gmail.com>
# Date 1325026908 -3600
# Node ID c5e5e2bb126d424eb46822406518cab938dd32c6
# Parent  bf75d457784e6dff76117a1868ba05cc5b7205e8
largefiles: clarify help when options are ignored until first add is done

diff --git a/hgext/largefiles/__init__.py b/hgext/largefiles/__init__.py
--- a/hgext/largefiles/__init__.py
+++ b/hgext/largefiles/__init__.py
@@ -78,6 +78,12 @@
 
 Files that match one of these patterns will be added as largefiles
 regardless of their size.
+
+The ``largefiles.minsize`` and ``largefiles.patterns`` config options
+will be ignored for any repositories not already containing a
+largefile. To add the first largefile to a repository, you must
+explicitly do so with the --large flag passed to the :hg:`add`
+command::
 '''
 
 from mercurial import commands