cpplint fixes

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/trunk@822 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: 1cab7ed83b02fd90ab57550ad5363dc36f8b8d05

1 files changed, 34 insertions, 30 deletions

diff --git a/src/common/include/gudhi/distance_functions.h b/src/common/include/gudhi/distance_functions.h
index 7a2ab035..de05be0c 100644
--- a/src/common/include/gudhi/distance_functions.h
+++ b/src/common/include/gudhi/distance_functions.h
@@ -1,37 +1,41 @@
- /*    This file is part of the Gudhi Library. The Gudhi library 
-  *    (Geometric Understanding in Higher Dimensions) is a generic C++ 
-  *    library for computational topology.
-  *
-  *    Author(s):       Clément Maria
-  *
-  *    Copyright (C) 2014  INRIA Sophia Antipolis-Méditerranée (France)
-  *
-  *    This program 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.
-  *
-  *    This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
-  */
+/*    This file is part of the Gudhi Library. The Gudhi library 
+ *    (Geometric Understanding in Higher Dimensions) is a generic C++ 
+ *    library for computational topology.
+ *
+ *    Author(s):       Clément Maria
+ *
+ *    Copyright (C) 2014  INRIA Sophia Antipolis-Méditerranée (France)
+ *
+ *    This program 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.
+ *
+ *    This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef DISTANCE_FUNCTION_H_
+#define DISTANCE_FUNCTION_H_
 
 /* Compute the Euclidean distance between two Points given
  * by a range of coordinates. The points are assumed to have 
  * the same dimension. */
 template< typename Point >
-double euclidean_distance( Point &p1, Point &p2)
-{
+double euclidean_distance(Point &p1, Point &p2) {
   double dist = 0.;
-  auto it1 = p1.begin(); auto it2 = p2.begin();
-  for(; it1 != p1.end(); ++it1, ++it2) 
-    { 
-      double tmp = *it1 - *it2;
-      dist += tmp*tmp; 
-    }
-    return sqrt(dist);
+  auto it1 = p1.begin();
+  auto it2 = p2.begin();
+  for (; it1 != p1.end(); ++it1, ++it2) {
+    double tmp = *it1 - *it2;
+    dist += tmp*tmp;
+  }
+  return sqrt(dist);
 }
+
+#endif  // DISTANCE_FUNCTION_H_