X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fleast-squares.cc;h=048920b1926c25a02b56d982b36aff302e8b0893;hb=4bd29f98794235cbe90875a6d73ad6cf4ffeaf5b;hp=2e0bcab3c61a8e6fb7bcd36a903db2a6244882be;hpb=ae727e35022cc95f903764aeab411c7c58ee8bc7;p=lilypond.git

diff --git a/lily/least-squares.cc b/lily/least-squares.cc
index 2e0bcab3c6..048920b192 100644
--- a/lily/least-squares.cc
+++ b/lily/least-squares.cc
@@ -1,9 +1,20 @@
 /*
-  least-squares.cc -- implement minimise_least_squares
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1996--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1996--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "least-squares.hh"
@@ -37,7 +48,9 @@ minimise_least_squares (Real *coef, Real *offset,
   Real den = (count * sqx - sqr (sx));
   if (!count || !den)
     {
-      programming_error ("minimise_least_squares ():  Nothing to minimise");
+      programming_error ("minimise_least_squares ():  Nothing to minimise\n"
+			 "This means that vertical spacing is triggered\n"
+			 "before line breaking\n");
       *coef = 0.0;
       *offset = count ? sy / count : 0.0;
     }