From 0450f60b4804a9aa05a328d43455cb74b46e4d65 Mon Sep 17 00:00:00 2001
From: Elias Pipping <elias.pipping@fu-berlin.de>
Date: Thu, 8 Sep 2011 15:56:38 +0200
Subject: [PATCH] Include guards

---
 src/properscalarincreasingconvexfunction.hh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/properscalarincreasingconvexfunction.hh b/src/properscalarincreasingconvexfunction.hh
index da30eb4b..d02ad941 100644
--- a/src/properscalarincreasingconvexfunction.hh
+++ b/src/properscalarincreasingconvexfunction.hh
@@ -1,3 +1,6 @@
+#ifndef PROPER_SCALAR_INCREASING_CONVEX_FUNCTION_HH
+#define PROPER_SCALAR_INCREASING_CONVEX_FUNCTION_HH
+
 class ProperScalarIncreasingConvexFunction {
 public:
   virtual double operator()(const double s) const = 0;
@@ -22,3 +25,5 @@ class TrivialFunction : public ProperScalarIncreasingConvexFunction {
 
   double rightDifferential(const double) const { return 0; }
 };
+
+#endif
-- 
GitLab