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authorJörg Frings-Fürst <debian@jff.email>2025-05-02 07:42:02 +0200
committerJörg Frings-Fürst <debian@jff.email>2025-05-02 07:42:02 +0200
commitfc486627a4ecbae797fa6856d8a9204ea85f4db8 (patch)
treeff3dae4c0e5d980d8e2da4fc6256ae839269bbcd /libcutl/cutl/details/boost/smart_ptr/detail/sp_convertible.hpp
parent1c188393cd2e271ed2581471b601fb5960777fd8 (diff)
parentecba0bbd9947036dd82f16ab95252f8db445e149 (diff)
Merge tag 'debian/4.0.0-10' into developdevelop
Bugfix release
Diffstat (limited to 'libcutl/cutl/details/boost/smart_ptr/detail/sp_convertible.hpp')
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1 files changed, 91 insertions, 0 deletions
diff --git a/libcutl/cutl/details/boost/smart_ptr/detail/sp_convertible.hpp b/libcutl/cutl/details/boost/smart_ptr/detail/sp_convertible.hpp
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+++ b/libcutl/cutl/details/boost/smart_ptr/detail/sp_convertible.hpp
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+#ifndef BOOST_SMART_PTR_DETAIL_SP_CONVERTIBLE_HPP_INCLUDED
+#define BOOST_SMART_PTR_DETAIL_SP_CONVERTIBLE_HPP_INCLUDED
+
+// MS compatible compilers support #pragma once
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+// detail/sp_convertible.hpp
+//
+// Copyright 2008 Peter Dimov
+//
+// Distributed under the Boost Software License, Version 1.0.
+// See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt
+
+#include <cutl/details/boost/config.hpp>
+
+#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( BOOST_NO_SFINAE )
+# define BOOST_SP_NO_SP_CONVERTIBLE
+#endif
+
+#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( __GNUC__ ) && ( __GNUC__ * 100 + __GNUC_MINOR__ < 303 )
+# define BOOST_SP_NO_SP_CONVERTIBLE
+#endif
+
+#if !defined( BOOST_SP_NO_SP_CONVERTIBLE ) && defined( __BORLANDC__ ) && ( __BORLANDC__ < 0x630 )
+# define BOOST_SP_NO_SP_CONVERTIBLE
+#endif
+
+#if !defined( BOOST_SP_NO_SP_CONVERTIBLE )
+
+namespace cutl_details_boost
+{
+
+namespace detail
+{
+
+template< class Y, class T > struct sp_convertible
+{
+ typedef char (&yes) [1];
+ typedef char (&no) [2];
+
+ static yes f( T* );
+ static no f( ... );
+
+ enum _vt { value = sizeof( (f)( static_cast<Y*>(0) ) ) == sizeof(yes) };
+};
+
+template< class Y, class T > struct sp_convertible< Y, T[] >
+{
+ enum _vt { value = false };
+};
+
+template< class Y, class T > struct sp_convertible< Y[], T[] >
+{
+ enum _vt { value = sp_convertible< Y[1], T[1] >::value };
+};
+
+template< class Y, std::size_t N, class T > struct sp_convertible< Y[N], T[] >
+{
+ enum _vt { value = sp_convertible< Y[1], T[1] >::value };
+};
+
+struct sp_empty
+{
+};
+
+template< bool > struct sp_enable_if_convertible_impl;
+
+template<> struct sp_enable_if_convertible_impl<true>
+{
+ typedef sp_empty type;
+};
+
+template<> struct sp_enable_if_convertible_impl<false>
+{
+};
+
+template< class Y, class T > struct sp_enable_if_convertible: public sp_enable_if_convertible_impl< sp_convertible< Y, T >::value >
+{
+};
+
+} // namespace detail
+
+} // namespace cutl_details_boost
+
+#endif // !defined( BOOST_SP_NO_SP_CONVERTIBLE )
+
+#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_CONVERTIBLE_HPP_INCLUDED