From 377bfe7de7fd4305ea1ecc4ab1a361fa989a80d7 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 26 Apr 2013 13:42:11 +0200
Subject: Issue warning if base and current versions differ during changelog
 initialization

---
 odb/relational/changelog.cxx | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'odb')

diff --git a/odb/relational/changelog.cxx b/odb/relational/changelog.cxx
index 2bbd04e..585a2c4 100644
--- a/odb/relational/changelog.cxx
+++ b/odb/relational/changelog.cxx
@@ -683,8 +683,13 @@ namespace relational
         else
         {
           // In this case we have to create an empty model at the base
-          // version and a changeset.
+          // version and a changeset. We do it this way instead of putting
+          // everything into the base model in order to support adding new
+          // header files to the project.
           //
+          cerr << out_name << ": warning: base and current versions " <<
+            "differ; assuming base model is empty" << endl;
+
           model& nm (g.new_node<model> (mv.base));
           g.new_edge<contains_model> (*cl, nm);
           changeset& c (diff (nm, m, *cl));
-- 
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