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author | Remko Tronçon <git@el-tramo.be> | 2009-06-01 08:48:42 (GMT) |
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committer | Remko Tronçon <git@el-tramo.be> | 2009-06-01 09:24:28 (GMT) |
commit | 2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch) | |
tree | d46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/boost/smart_ptr/detail/lwm_pthreads.hpp | |
download | swift-2812bddd81f8a1b804c7460f4e14cd0aa393d129.zip swift-2812bddd81f8a1b804c7460f4e14cd0aa393d129.tar.bz2 |
Import.
Diffstat (limited to '3rdParty/Boost/boost/smart_ptr/detail/lwm_pthreads.hpp')
-rw-r--r-- | 3rdParty/Boost/boost/smart_ptr/detail/lwm_pthreads.hpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/3rdParty/Boost/boost/smart_ptr/detail/lwm_pthreads.hpp b/3rdParty/Boost/boost/smart_ptr/detail/lwm_pthreads.hpp new file mode 100644 index 0000000..fc20dbb --- /dev/null +++ b/3rdParty/Boost/boost/smart_ptr/detail/lwm_pthreads.hpp @@ -0,0 +1,86 @@ +#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 <pthread.h> + +namespace 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_) + pthread_mutex_init(&m_, pthread_mutexattr_default); +#else + pthread_mutex_init(&m_, 0); +#endif + } + + ~lightweight_mutex() + { + pthread_mutex_destroy(&m_); + } + + 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_) + { + pthread_mutex_lock(&m_); + } + + ~scoped_lock() + { + pthread_mutex_unlock(&m_); + } + }; +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_LWM_PTHREADS_HPP_INCLUDED |