Add missing patchlevel version to regression tests

[lilypond.git] / lily / grob-scheme.cc

diff --git a/lily/grob-scheme.cc b/lily/grob-scheme.cc
index 3983cac70c2f1f2a7ba2c83356b89e8a2c2e4802..81ff7864ff36b4b4ff972bb0fc3051d8700f60e5 100644 (file)
--- a/lily/grob-scheme.cc
+++ b/lily/grob-scheme.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1998--2011 Jan Nieuwenhuizen <janneke@gnu.org>
+  Copyright (C) 1998--2012 Jan Nieuwenhuizen <janneke@gnu.org>
   Han-Wen Nienhuys <hanwen@xs4all.nl>
 
   LilyPond is free software: you can redistribute it and/or modify
@@ -453,3 +453,16 @@ LY_DEFINE (ly_grob_chain_callback, "ly:grob-chain-callback",
   chain_callback (gr, proc, sym);
   return SCM_UNSPECIFIED;
 }
+
+LY_DEFINE (ly_grob_vertical_less_p, "ly:grob-vertical<?",
+           2, 0, 0, (SCM a, SCM b),
+           "Does @var{a} lie above @var{b} on the page?")
+{
+  LY_ASSERT_SMOB (Grob, a, 1);
+  LY_ASSERT_SMOB (Grob, b, 2);
+
+  Grob *ga = unsmob_grob (a);
+  Grob *gb = unsmob_grob (b);
+
+  return ly_bool2scm (Grob::vertical_less (ga, gb));
+}