From 8d7329f3e5ad843e553c3c5503cecc28ef2eead6 Mon Sep 17 00:00:00 2001
From: Gard Spreemann <gspreemann@gmail.com>
Date: Thu, 20 Apr 2017 11:10:45 +0200
Subject: GUDHI 2.0.0 as released by upstream in a tarball.

---
 .../gudhi_patches/CGAL/NewKernel_d/store_kernel.h  | 104 +++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 include/gudhi_patches/CGAL/NewKernel_d/store_kernel.h

(limited to 'include/gudhi_patches/CGAL/NewKernel_d/store_kernel.h')

diff --git a/include/gudhi_patches/CGAL/NewKernel_d/store_kernel.h b/include/gudhi_patches/CGAL/NewKernel_d/store_kernel.h
new file mode 100644
index 00000000..253e1282
--- /dev/null
+++ b/include/gudhi_patches/CGAL/NewKernel_d/store_kernel.h
@@ -0,0 +1,104 @@
+// Copyright (c) 2014
+// INRIA Saclay-Ile de France (France)
+//
+// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public License as
+// published by the Free Software Foundation; either version 3 of the License,
+// or (at your option) any later version.
+//
+// Licensees holding a valid commercial license may use this file in
+// accordance with the commercial license agreement provided with the software.
+//
+// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// $URL$
+// $Id$
+//
+// Author(s)     : Marc Glisse
+
+#ifndef CGAL_STORE_KERNEL_H
+#define CGAL_STORE_KERNEL_H
+
+#include <CGAL/assertions.h>
+#include <boost/type_traits/is_empty.hpp>
+
+namespace CGAL {
+namespace internal {
+BOOST_MPL_HAS_XXX_TRAIT_DEF(Do_not_store_kernel)
+template<class T,bool=boost::is_empty<T>::value,bool=has_Do_not_store_kernel<T>::value> struct Do_not_store_kernel {
+	enum { value=false };
+	typedef Tag_false type;
+};
+template<class T> struct Do_not_store_kernel<T,true,false> {
+	enum { value=true };
+	typedef Tag_true type;
+};
+template<class T,bool b> struct Do_not_store_kernel<T,b,true> {
+	typedef typename T::Do_not_store_kernel type;
+	enum { value=type::value };
+};
+}
+
+template<class R_,bool=internal::Do_not_store_kernel<R_>::value>
+struct Store_kernel {
+	Store_kernel(){}
+	Store_kernel(R_ const&){}
+	enum { kernel_is_stored = false };
+	R_ kernel()const{return R_();}
+	typedef R_ reference_type;
+	void set_kernel(R_ const&){}
+};
+template<class R_>
+struct Store_kernel<R_,false> {
+	Store_kernel():rp(0){
+		CGAL_warning_msg(true,"I should know my kernel");
+	}
+	Store_kernel(R_ const& r):rp(&r){}
+	enum { kernel_is_stored = true };
+	R_ const& kernel()const{
+		CGAL_warning_msg(rp!=0,"I should know my kernel");
+		return *rp;
+	}
+	typedef R_ const& reference_type;
+	void set_kernel(R_ const&r){rp=&r;}
+	private:
+	R_ const* rp;
+};
+
+//For a second kernel. TODO: find something more elegant
+template<class R_,bool=internal::Do_not_store_kernel<R_>::value>
+struct Store_kernel2 {
+	Store_kernel2(){}
+	Store_kernel2(R_ const&){}
+	enum { kernel2_is_stored = false };
+	R_ kernel2()const{return R_();}
+	typedef R_ reference2_type;
+	void set_kernel2(R_ const&){}
+};
+template<class R_>
+struct Store_kernel2<R_,false> {
+	Store_kernel2(){
+		//CGAL_warning_msg(true,"I should know my kernel");
+	}
+	Store_kernel2(R_ const& r):rp(&r){}
+	enum { kernel2_is_stored = true };
+	R_ const& kernel2()const{
+		CGAL_warning_msg(rp==0,"I should know my kernel");
+		return *rp;
+	}
+	typedef R_ const& reference2_type;
+	void set_kernel2(R_ const&r){rp=&r;}
+	private:
+	R_ const* rp;
+};
+}
+#define CGAL_BASE_INIT(X,Y) \
+	X():Y(){} \
+	X(R_ const&r):Y(r){}
+#define CGAL_FUNCTOR_INIT_STORE(X) CGAL_BASE_INIT(X,Store_kernel<R_>)
+#define CGAL_FUNCTOR_INIT_IGNORE(X) \
+	X(){} \
+	X(R_ const&){}
+
+#endif // CGAL_STORE_KERNEL_H
-- 
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