// Boost noncopyable.hpp header file --------------------------------------//
-// (C) Copyright Boost.org 1999-2003. Permission to copy, use, modify, sell
-// and distribute this software is granted provided this copyright
-// notice appears in all copies. This software is provided "as is" without
-// express or implied warranty, and with no claim as to its suitability for
-// any purpose.
+// (C) Copyright Beman Dawes 1999-2003. 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)
// See http://www.boost.org/libs/utility for documentation.
#ifndef BOOST_NONCOPYABLE_HPP_INCLUDED
#define BOOST_NONCOPYABLE_HPP_INCLUDED
+#include <boost/config.hpp>
+
namespace boost {
// Private copy constructor and copy assignment ensure classes derived from
// Contributed by Dave Abrahams
-class noncopyable
+namespace noncopyable_ // protection from unintended ADL
{
- protected:
+ class noncopyable
+ {
+ protected:
+#ifndef BOOST_NO_DEFAULTED_FUNCTIONS
+ BOOST_CONSTEXPR noncopyable() = default;
+ ~noncopyable() = default;
+#else
noncopyable() {}
- ~noncopyable() {}
- private: // emphasize the following members are private
- noncopyable( const noncopyable& );
- const noncopyable& operator=( const noncopyable& );
-};
+ ~noncopyable() {}
+#endif
+#ifndef BOOST_NO_DELETED_FUNCTIONS
+ noncopyable( const noncopyable& ) = delete;
+ noncopyable& operator=( const noncopyable& ) = delete;
+#else
+ private: // emphasize the following members are private
+ noncopyable( const noncopyable& );
+ noncopyable& operator=( const noncopyable& );
+#endif
+ };
+}
+
+typedef noncopyable_::noncopyable noncopyable;
} // namespace boost