-#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED\r
-#define BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED\r
-\r
-// MS compatible compilers support #pragma once\r
-\r
-#if defined(_MSC_VER) && (_MSC_VER >= 1020)\r
-# pragma once\r
-#endif\r
-\r
-//\r
-// boost/detail/spinlock.hpp\r
-//\r
-// Copyright (c) 2008 Peter Dimov\r
-//\r
-// Distributed under the Boost Software License, Version 1.0.\r
-// See accompanying file LICENSE_1_0.txt or copy at\r
-// http://www.boost.org/LICENSE_1_0.txt)\r
-//\r
-// struct spinlock\r
-// {\r
-// void lock();\r
-// bool try_lock();\r
-// void unlock();\r
-//\r
-// class scoped_lock;\r
-// };\r
-//\r
-// #define BOOST_DETAIL_SPINLOCK_INIT <unspecified>\r
-//\r
-\r
-#include <boost/config.hpp>\r
-#include <boost/smart_ptr/detail/sp_has_sync.hpp>\r
-\r
-#if defined(__GNUC__) && defined( __arm__ ) && !defined( __thumb__ )\r
-# include <boost/smart_ptr/detail/spinlock_gcc_arm.hpp>\r
-\r
-#elif defined( BOOST_SP_HAS_SYNC )\r
-# include <boost/smart_ptr/detail/spinlock_sync.hpp>\r
-\r
-#elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)\r
-# include <boost/smart_ptr/detail/spinlock_w32.hpp>\r
-\r
-#elif defined(BOOST_HAS_PTHREADS)\r
-# include <boost/smart_ptr/detail/spinlock_pt.hpp>\r
-\r
-#elif !defined(BOOST_HAS_THREADS)\r
-# include <boost/smart_ptr/detail/spinlock_nt.hpp>\r
-\r
-#else\r
-# error Unrecognized threading platform\r
-#endif\r
-\r
-#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED\r
+#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED
+#define BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED
+
+// MS compatible compilers support #pragma once
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+//
+// boost/detail/spinlock.hpp
+//
+// Copyright (c) 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)
+//
+// struct spinlock
+// {
+// void lock();
+// bool try_lock();
+// void unlock();
+//
+// class scoped_lock;
+// };
+//
+// #define BOOST_DETAIL_SPINLOCK_INIT <unspecified>
+//
+
+#include <boost/config.hpp>
+#include <boost/smart_ptr/detail/sp_has_sync.hpp>
+
+#if defined(__GNUC__) && defined( __arm__ ) && !defined( __thumb__ )
+# include <boost/smart_ptr/detail/spinlock_gcc_arm.hpp>
+
+#elif defined( BOOST_SP_HAS_SYNC )
+# include <boost/smart_ptr/detail/spinlock_sync.hpp>
+
+#elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)
+# include <boost/smart_ptr/detail/spinlock_w32.hpp>
+
+#elif defined(BOOST_HAS_PTHREADS)
+# include <boost/smart_ptr/detail/spinlock_pt.hpp>
+
+#elif !defined(BOOST_HAS_THREADS)
+# include <boost/smart_ptr/detail/spinlock_nt.hpp>
+
+#else
+# error Unrecognized threading platform
+#endif
+
+#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED