From 8286ac511144e4f17d34eac9affb97e50646344a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= <debian@jff-webhosting.net>
Date: Wed, 23 Jul 2014 15:25:44 +0200
Subject: Imported Upstream version 4.0.0

---
 .../boost/smart_ptr/detail/lwm_pthreads.hpp        | 87 ++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 libcutl/cutl/details/boost/smart_ptr/detail/lwm_pthreads.hpp

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

diff --git a/libcutl/cutl/details/boost/smart_ptr/detail/lwm_pthreads.hpp b/libcutl/cutl/details/boost/smart_ptr/detail/lwm_pthreads.hpp
new file mode 100644
index 0000000..c3509f5
--- /dev/null
+++ b/libcutl/cutl/details/boost/smart_ptr/detail/lwm_pthreads.hpp
@@ -0,0 +1,87 @@
+#ifndef BOOST_SMART_PTR_DETAIL_LWM_PTHREADS_HPP_INCLUDED
+#define BOOST_SMART_PTR_DETAIL_LWM_PTHREADS_HPP_INCLUDED
+
+// MS compatible compilers support #pragma once
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+//
+//  boost/detail/lwm_pthreads.hpp
+//
+//  Copyright (c) 2002 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)
+//
+
+#include <cutl/details/boost/assert.hpp>
+#include <pthread.h>
+
+namespace cutl_details_boost
+{
+
+namespace detail
+{
+
+class lightweight_mutex
+{
+private:
+
+    pthread_mutex_t m_;
+
+    lightweight_mutex(lightweight_mutex const &);
+    lightweight_mutex & operator=(lightweight_mutex const &);
+
+public:
+
+    lightweight_mutex()
+    {
+
+// HPUX 10.20 / DCE has a nonstandard pthread_mutex_init
+
+#if defined(__hpux) && defined(_DECTHREADS_)
+        BOOST_VERIFY( pthread_mutex_init( &m_, pthread_mutexattr_default ) == 0 );
+#else
+        BOOST_VERIFY( pthread_mutex_init( &m_, 0 ) == 0 );
+#endif
+    }
+
+    ~lightweight_mutex()
+    {
+        BOOST_VERIFY( pthread_mutex_destroy( &m_ ) == 0 );
+    }
+
+    class scoped_lock;
+    friend class scoped_lock;
+
+    class scoped_lock
+    {
+    private:
+
+        pthread_mutex_t & m_;
+
+        scoped_lock(scoped_lock const &);
+        scoped_lock & operator=(scoped_lock const &);
+
+    public:
+
+        scoped_lock(lightweight_mutex & m): m_(m.m_)
+        {
+            BOOST_VERIFY( pthread_mutex_lock( &m_ ) == 0 );
+        }
+
+        ~scoped_lock()
+        {
+            BOOST_VERIFY( pthread_mutex_unlock( &m_ ) == 0 );
+        }
+    };
+};
+
+} // namespace detail
+
+} // namespace cutl_details_boost
+
+#endif // #ifndef BOOST_SMART_PTR_DETAIL_LWM_PTHREADS_HPP_INCLUDED
-- 
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