From c73424e9a0d24d4e33d689df965b11d424331dcd Mon Sep 17 00:00:00 2001
From: Menelaos Karavelas <mkaravel@iacm.forth.gr>
Date: Mon, 1 Mar 2010 09:15:16 +0000
Subject: [PATCH] this file contains a functor checking if the number type used
 is exact

---
 .../Segment_Delaunay_graph_2/Check_exact.h    | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 Segment_Delaunay_graph_2/include/CGAL/Segment_Delaunay_graph_2/Check_exact.h

diff --git a/Segment_Delaunay_graph_2/include/CGAL/Segment_Delaunay_graph_2/Check_exact.h b/Segment_Delaunay_graph_2/include/CGAL/Segment_Delaunay_graph_2/Check_exact.h
new file mode 100644
index 00000000000..7c5f984d9e6
--- /dev/null
+++ b/Segment_Delaunay_graph_2/include/CGAL/Segment_Delaunay_graph_2/Check_exact.h
@@ -0,0 +1,40 @@
+#ifndef CGAL_SEGMENT_DELAUNAY_GRAPH_2_CHECK_EXACT
+#define CGAL_SEGMENT_DELAUNAY_GRAPH_2_CHECK_EXACT 1
+
+#include <CGAL/basic.h>
+
+CGAL_BEGIN_NAMESPACE
+
+CGAL_SEGMENT_DELAUNAY_GRAPH_2_BEGIN_NAMESPACE
+
+#ifdef CGAL_PROFILE
+
+template<typename T>
+struct Check_exact {
+  bool operator()() const { return true; }
+};
+
+template<>
+struct Check_exact<double> {
+  bool operator()() const { return false; }
+};
+
+template<>
+struct Check_exact<float> {
+  bool operator()() const { return false; }
+};
+
+template<bool b>
+struct Check_exact< Interval_nt<b> > {
+  bool operator()() const { return false; }
+};
+
+#endif
+
+
+CGAL_SEGMENT_DELAUNAY_GRAPH_2_END_NAMESPACE
+
+CGAL_END_NAMESPACE
+
+
+#endif // CGAL_SEGMENT_DELAUNAY_GRAPH_2_CHECK_EXACT