X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=flower%2Finclude%2Freal.hh;h=7345079680082673f73bb85760384ea6c3d3adf1;hb=9e781b7dc83b60a543ce218aa1a5f139f74c760f;hp=966406f60879fef206fbf1886df12c721f24ab84;hpb=2c22efe5a46a37065b10c3f51c5d7db00d07d318;p=lilypond.git

diff --git a/flower/include/real.hh b/flower/include/real.hh
index 966406f608..7345079680 100644
--- a/flower/include/real.hh
+++ b/flower/include/real.hh
@@ -1,9 +1,20 @@
 /*
-  real.hh -- declare Real
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the Flower Library
+  Copyright (C) 1997--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.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/>.
 */
 
 #ifndef REAL_HH
@@ -11,16 +22,27 @@
 
 #include <algorithm>
 #include <climits>
+#include <cmath>
+using namespace std;
 
 typedef double Real;
 extern const Real infinity_f;
-using namespace std;
+
+/* namespace std { */
 
 template<class T> inline T abs (T x)
 {
   return x > 0 ? x : -x;
 }
 
+/* } namespace std */
+
+inline Real
+distance (Real x, Real y)
+{
+  return abs (x - y);
+}
+
 template<class T> inline int sign (T x)
 {
   if (x)
@@ -33,10 +55,4 @@ template<class T> inline T sqr (T x)
   return x * x;
 }
 
-inline Real
-distance (Real x, Real y)
-{
-  return abs (x - y);
-}
-
 #endif