From 87a8d7962ea13f11e591462ec5757e9e1747dc07 Mon Sep 17 00:00:00 2001
From: ROUVREAU Vincent <vincent.rouvreau@inria.fr>
Date: Tue, 20 Aug 2019 17:05:13 +0200
Subject: Fix issue #10 and modify main and installation documentations
 accordingly

---
 src/Nerve_GIC/include/gudhi/GIC.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/Nerve_GIC/include')

diff --git a/src/Nerve_GIC/include/gudhi/GIC.h b/src/Nerve_GIC/include/gudhi/GIC.h
index a1621ad9..fc6a2a91 100644
--- a/src/Nerve_GIC/include/gudhi/GIC.h
+++ b/src/Nerve_GIC/include/gudhi/GIC.h
@@ -5,6 +5,7 @@
  *    Copyright (C) 2017 Inria
  *
  *    Modification(s):
+ *      - 2019/08 Vincent Rouvreau: Fix issue #10 for CGAL
  *      - YYYY/MM Author: Description of the modification
  */
 
@@ -34,6 +35,8 @@
 #include <boost/graph/subgraph.hpp>
 #include <boost/graph/graph_utility.hpp>
 
+#include <CGAL/version.h>  // for CGAL_VERSION_NR
+
 #include <iostream>
 #include <vector>
 #include <map>
@@ -45,6 +48,11 @@
 #include <cassert>
 #include <cmath>
 
+// Make compilation fail - required for external projects - https://github.com/GUDHI/gudhi-devel/issues/10
+#if CGAL_VERSION_NR < 1041101000
+# error Alpha_complex_3d is only available for CGAL >= 4.11
+#endif
+
 namespace Gudhi {
 
 namespace cover_complex {
-- 
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