From b51965dddbed68f23c5e8c169c23c794313ce5f6 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 28 Jun 2011 17:17:23 +0200
Subject: Add boost subset as an implementation detail

---
 .../boost/smart_ptr/detail/lightweight_mutex.hpp   | 42 ++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 cutl/details/boost/smart_ptr/detail/lightweight_mutex.hpp

(limited to 'cutl/details/boost/smart_ptr/detail/lightweight_mutex.hpp')

diff --git a/cutl/details/boost/smart_ptr/detail/lightweight_mutex.hpp b/cutl/details/boost/smart_ptr/detail/lightweight_mutex.hpp
new file mode 100644
index 0000000..48595b2
--- /dev/null
+++ b/cutl/details/boost/smart_ptr/detail/lightweight_mutex.hpp
@@ -0,0 +1,42 @@
+#ifndef BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED
+#define BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED
+
+// MS compatible compilers support #pragma once
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+//
+//  boost/detail/lightweight_mutex.hpp - lightweight mutex
+//
+//  Copyright (c) 2002, 2003 Peter Dimov and Multi Media Ltd.
+//
+// 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)
+//
+//  typedef <unspecified> cutl_details_boost::detail::lightweight_mutex;
+//
+//  cutl_details_boost::detail::lightweight_mutex is a header-only implementation of
+//  a subset of the Mutex concept requirements:
+//
+//  http://www.boost.org/doc/html/threads/concepts.html#threads.concepts.Mutex
+//
+//  It maps to a CRITICAL_SECTION on Windows or a pthread_mutex on POSIX.
+//
+
+#include <cutl/details/boost/config.hpp>
+
+#if !defined(BOOST_HAS_THREADS)
+#  include <cutl/details/boost/smart_ptr/detail/lwm_nop.hpp>
+#elif defined(BOOST_HAS_PTHREADS)
+#  include <cutl/details/boost/smart_ptr/detail/lwm_pthreads.hpp>
+#elif defined(BOOST_HAS_WINTHREADS) || defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)
+#  include <cutl/details/boost/smart_ptr/detail/lwm_win32_cs.hpp>
+#else
+// Use #define BOOST_DISABLE_THREADS to avoid the error
+#  error Unrecognized threading platform
+#endif
+
+#endif // #ifndef BOOST_SMART_PTR_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED
-- 
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