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authorAnas Nashif <anas.nashif@intel.com>2012-10-30 12:57:26 -0700
committerAnas Nashif <anas.nashif@intel.com>2012-10-30 12:57:26 -0700
commit1a78a62555be32868418fe52f8e330c9d0f95d5a (patch)
treed3765a80e7d3b9640ec2e930743630cd6b9fce2b /boost/interprocess/sync/shm
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Imported Upstream version 1.49.0upstream/1.49.0
Diffstat (limited to 'boost/interprocess/sync/shm')
-rw-r--r--boost/interprocess/sync/shm/named_condition.hpp379
-rw-r--r--boost/interprocess/sync/shm/named_creation_functor.hpp68
-rw-r--r--boost/interprocess/sync/shm/named_mutex.hpp184
-rw-r--r--boost/interprocess/sync/shm/named_recursive_mutex.hpp175
-rw-r--r--boost/interprocess/sync/shm/named_semaphore.hpp141
-rw-r--r--boost/interprocess/sync/shm/named_upgradable_mutex.hpp372
6 files changed, 1319 insertions, 0 deletions
diff --git a/boost/interprocess/sync/shm/named_condition.hpp b/boost/interprocess/sync/shm/named_condition.hpp
new file mode 100644
index 0000000000..0d67c25757
--- /dev/null
+++ b/boost/interprocess/sync/shm/named_condition.hpp
@@ -0,0 +1,379 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2005-2011. 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/interprocess for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef BOOST_INTERPROCESS_SHM_NAMED_CONDITION_HPP
+#define BOOST_INTERPROCESS_SHM_NAMED_CONDITION_HPP
+
+#if (defined _MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/interprocess/detail/config_begin.hpp>
+#include <boost/interprocess/detail/workaround.hpp>
+#include <boost/static_assert.hpp>
+#include <boost/interprocess/detail/type_traits.hpp>
+#include <boost/interprocess/creation_tags.hpp>
+#include <boost/interprocess/exceptions.hpp>
+#include <boost/interprocess/shared_memory_object.hpp>
+#include <boost/interprocess/sync/interprocess_condition.hpp>
+#include <boost/interprocess/detail/managed_open_or_create_impl.hpp>
+#include <boost/interprocess/detail/posix_time_types_wrk.hpp>
+#include <boost/interprocess/sync/shm/named_creation_functor.hpp>
+#include <boost/interprocess/sync/named_mutex.hpp>
+#include <boost/interprocess/permissions.hpp>
+#if defined BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES
+#include <boost/interprocess/sync/interprocess_mutex.hpp>
+#include <boost/interprocess/sync/scoped_lock.hpp>
+#endif
+
+
+//!\file
+//!Describes process-shared variables interprocess_condition class
+
+namespace boost {
+namespace interprocess {
+namespace ipcdetail {
+
+/// @cond
+namespace ipcdetail{ class interprocess_tester; }
+/// @endcond
+
+//! A global condition variable that can be created by name.
+//! This condition variable is designed to work with named_mutex and
+//! can't be placed in shared memory or memory mapped files.
+class shm_named_condition
+{
+ /// @cond
+ //Non-copyable
+ shm_named_condition();
+ shm_named_condition(const shm_named_condition &);
+ shm_named_condition &operator=(const shm_named_condition &);
+ /// @endcond
+ public:
+ //!Creates a global condition with a name.
+ //!If the condition can't be created throws interprocess_exception
+ shm_named_condition(create_only_t create_only, const char *name, const permissions &perm = permissions());
+
+ //!Opens or creates a global condition with a name.
+ //!If the condition is created, this call is equivalent to
+ //!shm_named_condition(create_only_t, ... )
+ //!If the condition is already created, this call is equivalent
+ //!shm_named_condition(open_only_t, ... )
+ //!Does not throw
+ shm_named_condition(open_or_create_t open_or_create, const char *name, const permissions &perm = permissions());
+
+ //!Opens a global condition with a name if that condition is previously
+ //!created. If it is not previously created this function throws
+ //!interprocess_exception.
+ shm_named_condition(open_only_t open_only, const char *name);
+
+ //!Destroys *this and indicates that the calling process is finished using
+ //!the resource. The destructor function will deallocate
+ //!any system resources allocated by the system for use by this process for
+ //!this resource. The resource can still be opened again calling
+ //!the open constructor overload. To erase the resource from the system
+ //!use remove().
+ ~shm_named_condition();
+
+ //!If there is a thread waiting on *this, change that
+ //!thread's state to ready. Otherwise there is no effect.*/
+ void notify_one();
+
+ //!Change the state of all threads waiting on *this to ready.
+ //!If there are no waiting threads, notify_all() has no effect.
+ void notify_all();
+
+ //!Releases the lock on the named_mutex object associated with lock, blocks
+ //!the current thread of execution until readied by a call to
+ //!this->notify_one() or this->notify_all(), and then reacquires the lock.
+ template <typename L>
+ void wait(L& lock);
+
+ //!The same as:
+ //!while (!pred()) wait(lock)
+ template <typename L, typename Pr>
+ void wait(L& lock, Pr pred);
+
+ //!Releases the lock on the named_mutex object associated with lock, blocks
+ //!the current thread of execution until readied by a call to
+ //!this->notify_one() or this->notify_all(), or until time abs_time is reached,
+ //!and then reacquires the lock.
+ //!Returns: false if time abs_time is reached, otherwise true.
+ template <typename L>
+ bool timed_wait(L& lock, const boost::posix_time::ptime &abs_time);
+
+ //!The same as: while (!pred()) {
+ //! if (!timed_wait(lock, abs_time)) return pred();
+ //! } return true;
+ template <typename L, typename Pr>
+ bool timed_wait(L& lock, const boost::posix_time::ptime &abs_time, Pr pred);
+
+ //!Erases a named condition from the system.
+ //!Returns false on error. Never throws.
+ static bool remove(const char *name);
+
+ /// @cond
+ private:
+
+ struct condition_holder
+ {
+ interprocess_condition cond_;
+ //If named_mutex is implemented using semaphores
+ //we need to store an additional mutex
+ #if defined (BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES)
+ interprocess_mutex mutex_;
+ #endif
+ };
+
+ interprocess_condition *condition() const
+ { return &static_cast<condition_holder*>(m_shmem.get_user_address())->cond_; }
+
+ template <class Lock>
+ class lock_inverter
+ {
+ Lock &l_;
+ public:
+ lock_inverter(Lock &l)
+ : l_(l)
+ {}
+ void lock() { l_.unlock(); }
+ void unlock() { l_.lock(); }
+ };
+
+ #if defined (BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES)
+ interprocess_mutex *mutex() const
+ { return &static_cast<condition_holder*>(m_shmem.get_user_address())->mutex_; }
+
+ template <class Lock>
+ void do_wait(Lock& lock)
+ {
+ //shm_named_condition only works with named_mutex
+ BOOST_STATIC_ASSERT((is_convertible<typename Lock::mutex_type&, named_mutex&>::value == true));
+
+ //lock internal before unlocking external to avoid race with a notifier
+ scoped_lock<interprocess_mutex> internal_lock(*this->mutex());
+ lock_inverter<Lock> inverted_lock(lock);
+ scoped_lock<lock_inverter<Lock> > external_unlock(inverted_lock);
+
+ //unlock internal first to avoid deadlock with near simultaneous waits
+ scoped_lock<interprocess_mutex> internal_unlock;
+ internal_lock.swap(internal_unlock);
+ this->condition()->wait(internal_unlock);
+ }
+
+ template <class Lock>
+ bool do_timed_wait(Lock& lock, const boost::posix_time::ptime &abs_time)
+ {
+ //shm_named_condition only works with named_mutex
+ BOOST_STATIC_ASSERT((is_convertible<typename Lock::mutex_type&, named_mutex&>::value == true));
+ //lock internal before unlocking external to avoid race with a notifier
+ scoped_lock<interprocess_mutex> internal_lock(*this->mutex(), abs_time);
+ if(!internal_lock) return false;
+ lock_inverter<Lock> inverted_lock(lock);
+ scoped_lock<lock_inverter<Lock> > external_unlock(inverted_lock);
+
+ //unlock internal first to avoid deadlock with near simultaneous waits
+ scoped_lock<interprocess_mutex> internal_unlock;
+ internal_lock.swap(internal_unlock);
+ return this->condition()->timed_wait(internal_unlock, abs_time);
+ }
+ #else
+ template<class Lock>
+ class lock_wrapper
+ {
+ typedef void (lock_wrapper::*unspecified_bool_type)();
+ public:
+
+ typedef interprocess_mutex mutex_type;
+
+ lock_wrapper(Lock &l)
+ : l_(l)
+ {}
+
+ mutex_type* mutex() const
+ { return l_.mutex()->mutex(); }
+
+ void lock() { l_.lock(); }
+
+ void unlock() { l_.unlock(); }
+
+ operator unspecified_bool_type() const
+ { return l_ ? &lock_wrapper::lock : 0; }
+
+ private:
+ Lock &l_;
+ };
+ #endif
+
+ friend class boost::interprocess::ipcdetail::interprocess_tester;
+ void dont_close_on_destruction();
+
+ managed_open_or_create_impl<shared_memory_object> m_shmem;
+
+ template <class T, class Arg> friend class boost::interprocess::ipcdetail::named_creation_functor;
+ typedef boost::interprocess::ipcdetail::named_creation_functor<condition_holder> construct_func_t;
+ /// @endcond
+};
+
+/// @cond
+
+inline shm_named_condition::~shm_named_condition()
+{}
+
+inline shm_named_condition::shm_named_condition(create_only_t, const char *name, const permissions &perm)
+ : m_shmem (create_only
+ ,name
+ ,sizeof(condition_holder) +
+ managed_open_or_create_impl<shared_memory_object>::
+ ManagedOpenOrCreateUserOffset
+ ,read_write
+ ,0
+ ,construct_func_t(DoCreate)
+ ,perm)
+{}
+
+inline shm_named_condition::shm_named_condition(open_or_create_t, const char *name, const permissions &perm)
+ : m_shmem (open_or_create
+ ,name
+ ,sizeof(condition_holder) +
+ managed_open_or_create_impl<shared_memory_object>::
+ ManagedOpenOrCreateUserOffset
+ ,read_write
+ ,0
+ ,construct_func_t(DoOpenOrCreate)
+ ,perm)
+{}
+
+inline shm_named_condition::shm_named_condition(open_only_t, const char *name)
+ : m_shmem (open_only
+ ,name
+ ,read_write
+ ,0
+ ,construct_func_t(DoOpen))
+{}
+
+inline void shm_named_condition::dont_close_on_destruction()
+{ interprocess_tester::dont_close_on_destruction(m_shmem); }
+
+#if defined(BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES)
+
+inline void shm_named_condition::notify_one()
+{
+ scoped_lock<interprocess_mutex> internal_lock(*this->mutex());
+ this->condition()->notify_one();
+}
+
+inline void shm_named_condition::notify_all()
+{
+ scoped_lock<interprocess_mutex> internal_lock(*this->mutex());
+ this->condition()->notify_all();
+}
+
+template <typename L>
+inline void shm_named_condition::wait(L& lock)
+{
+ if (!lock)
+ throw lock_exception();
+ this->do_wait(lock);
+}
+
+template <typename L, typename Pr>
+inline void shm_named_condition::wait(L& lock, Pr pred)
+{
+ if (!lock)
+ throw lock_exception();
+ while (!pred())
+ this->do_wait(lock);
+}
+
+template <typename L>
+inline bool shm_named_condition::timed_wait
+ (L& lock, const boost::posix_time::ptime &abs_time)
+{
+ if(abs_time == boost::posix_time::pos_infin){
+ this->wait(lock);
+ return true;
+ }
+ if (!lock)
+ throw lock_exception();
+ return this->do_timed_wait(lock, abs_time);
+}
+
+template <typename L, typename Pr>
+inline bool shm_named_condition::timed_wait
+ (L& lock, const boost::posix_time::ptime &abs_time, Pr pred)
+{
+ if(abs_time == boost::posix_time::pos_infin){
+ this->wait(lock, pred);
+ return true;
+ }
+ if (!lock)
+ throw lock_exception();
+
+ while (!pred()){
+ if(!this->do_timed_wait(lock, abs_time)){
+ return pred();
+ }
+ }
+ return true;
+}
+
+#else
+
+inline void shm_named_condition::notify_one()
+{ this->condition()->notify_one(); }
+
+inline void shm_named_condition::notify_all()
+{ this->condition()->notify_all(); }
+
+template <typename L>
+inline void shm_named_condition::wait(L& lock)
+{
+ lock_wrapper<L> newlock(lock);
+ this->condition()->wait(newlock);
+}
+
+template <typename L, typename Pr>
+inline void shm_named_condition::wait(L& lock, Pr pred)
+{
+ lock_wrapper<L> newlock(lock);
+ this->condition()->wait(newlock, pred);
+}
+
+template <typename L>
+inline bool shm_named_condition::timed_wait
+ (L& lock, const boost::posix_time::ptime &abs_time)
+{
+ lock_wrapper<L> newlock(lock);
+ return this->condition()->timed_wait(newlock, abs_time);
+}
+
+template <typename L, typename Pr>
+inline bool shm_named_condition::timed_wait
+ (L& lock, const boost::posix_time::ptime &abs_time, Pr pred)
+{
+ lock_wrapper<L> newlock(lock);
+ return this->condition()->timed_wait(newlock, abs_time, pred);
+}
+
+#endif
+
+inline bool shm_named_condition::remove(const char *name)
+{ return shared_memory_object::remove(name); }
+
+/// @endcond
+
+} //namespace ipcdetail
+} //namespace interprocess
+} //namespace boost
+
+#include <boost/interprocess/detail/config_end.hpp>
+
+#endif // BOOST_INTERPROCESS_SHM_NAMED_CONDITION_HPP
diff --git a/boost/interprocess/sync/shm/named_creation_functor.hpp b/boost/interprocess/sync/shm/named_creation_functor.hpp
new file mode 100644
index 0000000000..11a1db1d6f
--- /dev/null
+++ b/boost/interprocess/sync/shm/named_creation_functor.hpp
@@ -0,0 +1,68 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2007-2011. 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/interprocess for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef BOOST_INTERPROCESS_SYNC_NAMED_CREATION_FUNCTOR_HPP
+#define BOOST_INTERPROCESS_SYNC_NAMED_CREATION_FUNCTOR_HPP
+
+#include <boost/interprocess/creation_tags.hpp>
+#include <boost/interprocess/detail/type_traits.hpp>
+#include <boost/interprocess/detail/mpl.hpp>
+
+namespace boost {
+namespace interprocess {
+namespace ipcdetail {
+
+struct named_creation_functor_no_arg{};
+
+template <class T, class Arg = named_creation_functor_no_arg>
+class named_creation_functor
+{
+ typedef named_creation_functor_no_arg no_arg_t;
+ public:
+ named_creation_functor(create_enum_t type, Arg arg = Arg())
+ : m_creation_type(type), m_arg(arg){}
+
+ template<class ArgType>
+ void construct(void *address, typename enable_if_c<is_same<ArgType, no_arg_t>::value>::type * = 0) const
+ { new(address)T; }
+
+ template<class ArgType>
+ void construct(void *address, typename enable_if_c<!is_same<ArgType, no_arg_t>::value>::type * = 0) const
+ { new(address)T(m_arg); }
+
+ bool operator()(void *address, std::size_t, bool created) const
+ {
+ switch(m_creation_type){
+ case DoOpen:
+ return true;
+ break;
+ case DoCreate:
+ case DoOpenOrCreate:
+ if(created){
+ construct<Arg>(address);
+ }
+ return true;
+ break;
+
+ default:
+ return false;
+ break;
+ }
+ }
+ private:
+ create_enum_t m_creation_type;
+ Arg m_arg;
+};
+
+} //namespace ipcdetail {
+} //namespace interprocess {
+} //namespace boost {
+
+#endif //BOOST_INTERPROCESS_SYNC_NAMED_CREATION_FUNCTOR_HPP
diff --git a/boost/interprocess/sync/shm/named_mutex.hpp b/boost/interprocess/sync/shm/named_mutex.hpp
new file mode 100644
index 0000000000..a71eb4fe68
--- /dev/null
+++ b/boost/interprocess/sync/shm/named_mutex.hpp
@@ -0,0 +1,184 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2005-2011. 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/interprocess for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef BOOST_INTERPROCESS_SHM_NAMED_MUTEX_HPP
+#define BOOST_INTERPROCESS_SHM_NAMED_MUTEX_HPP
+
+#if (defined _MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/interprocess/detail/config_begin.hpp>
+#include <boost/interprocess/detail/workaround.hpp>
+#include <boost/interprocess/creation_tags.hpp>
+#include <boost/interprocess/exceptions.hpp>
+#include <boost/interprocess/detail/interprocess_tester.hpp>
+#include <boost/interprocess/permissions.hpp>
+#include <boost/interprocess/detail/posix_time_types_wrk.hpp>
+
+#include <boost/interprocess/shared_memory_object.hpp>
+#include <boost/interprocess/sync/interprocess_mutex.hpp>
+#include <boost/interprocess/detail/managed_open_or_create_impl.hpp>
+#include <boost/interprocess/sync/shm/named_creation_functor.hpp>
+
+//!\file
+//!Describes a named mutex class for inter-process synchronization
+
+namespace boost {
+namespace interprocess {
+namespace ipcdetail {
+
+class named_condition;
+
+//!A mutex with a global name, so it can be found from different
+//!processes. This mutex can't be placed in shared memory, and
+//!each process should have it's own named mutex.
+class shm_named_mutex
+{
+ /// @cond
+
+ //Non-copyable
+ shm_named_mutex();
+ shm_named_mutex(const shm_named_mutex &);
+ shm_named_mutex &operator=(const shm_named_mutex &);
+ friend class named_condition;
+ /// @endcond
+
+ public:
+ //!Creates a global interprocess_mutex with a name.
+ //!Throws interprocess_exception on error.
+ shm_named_mutex(create_only_t create_only, const char *name, const permissions &perm = permissions());
+
+ //!Opens or creates a global mutex with a name.
+ //!If the mutex is created, this call is equivalent to
+ //!shm_named_mutex(create_only_t, ... )
+ //!If the mutex is already created, this call is equivalent
+ //!shm_named_mutex(open_only_t, ... )
+ //!Does not throw
+ shm_named_mutex(open_or_create_t open_or_create, const char *name, const permissions &perm = permissions());
+
+ //!Opens a global mutex with a name if that mutex is previously
+ //!created. If it is not previously created this function throws
+ //!interprocess_exception.
+ shm_named_mutex(open_only_t open_only, const char *name);
+
+ //!Destroys *this and indicates that the calling process is finished using
+ //!the resource. The destructor function will deallocate
+ //!any system resources allocated by the system for use by this process for
+ //!this resource. The resource can still be opened again calling
+ //!the open constructor overload. To erase the resource from the system
+ //!use remove().
+ ~shm_named_mutex();
+
+ //!Unlocks a previously locked
+ //!interprocess_mutex.
+ void unlock();
+
+ //!Locks interprocess_mutex, sleeps when interprocess_mutex is already locked.
+ //!Throws interprocess_exception if a severe error is found
+ void lock();
+
+ //!Tries to lock the interprocess_mutex, returns false when interprocess_mutex
+ //!is already locked, returns true when success.
+ //!Throws interprocess_exception if a severe error is found
+ bool try_lock();
+
+ //!Tries to lock the interprocess_mutex until time abs_time,
+ //!Returns false when timeout expires, returns true when locks.
+ //!Throws interprocess_exception if a severe error is found
+ bool timed_lock(const boost::posix_time::ptime &abs_time);
+
+ //!Erases a named mutex from the system.
+ //!Returns false on error. Never throws.
+ static bool remove(const char *name);
+
+ /// @cond
+ interprocess_mutex *mutex() const
+ { return static_cast<interprocess_mutex*>(m_shmem.get_user_address()); }
+
+ private:
+ friend class ipcdetail::interprocess_tester;
+ void dont_close_on_destruction();
+
+ ipcdetail::managed_open_or_create_impl<shared_memory_object> m_shmem;
+ typedef ipcdetail::named_creation_functor<interprocess_mutex> construct_func_t;
+ /// @endcond
+};
+
+/// @cond
+
+inline void shm_named_mutex::dont_close_on_destruction()
+{ ipcdetail::interprocess_tester::dont_close_on_destruction(m_shmem); }
+
+inline shm_named_mutex::~shm_named_mutex()
+{}
+
+inline shm_named_mutex::shm_named_mutex(create_only_t, const char *name, const permissions &perm)
+ : m_shmem (create_only
+ ,name
+ ,sizeof(interprocess_mutex) +
+ ipcdetail::managed_open_or_create_impl<shared_memory_object>::
+ ManagedOpenOrCreateUserOffset
+ ,read_write
+ ,0
+ ,construct_func_t(ipcdetail::DoCreate)
+ ,perm)
+{}
+
+inline shm_named_mutex::shm_named_mutex(open_or_create_t, const char *name, const permissions &perm)
+ : m_shmem (open_or_create
+ ,name
+ ,sizeof(interprocess_mutex) +
+ ipcdetail::managed_open_or_create_impl<shared_memory_object>::
+ ManagedOpenOrCreateUserOffset
+ ,read_write
+ ,0
+ ,construct_func_t(ipcdetail::DoOpenOrCreate)
+ ,perm)
+{}
+
+inline shm_named_mutex::shm_named_mutex(open_only_t, const char *name)
+ : m_shmem (open_only
+ ,name
+ ,read_write
+ ,0
+ ,construct_func_t(ipcdetail::DoOpen))
+{}
+
+inline void shm_named_mutex::lock()
+{ this->mutex()->lock(); }
+
+inline void shm_named_mutex::unlock()
+{ this->mutex()->unlock(); }
+
+inline bool shm_named_mutex::try_lock()
+{ return this->mutex()->try_lock(); }
+
+inline bool shm_named_mutex::timed_lock(const boost::posix_time::ptime &abs_time)
+{
+ if(abs_time == boost::posix_time::pos_infin){
+ this->lock();
+ return true;
+ }
+ return this->mutex()->timed_lock(abs_time);
+}
+
+inline bool shm_named_mutex::remove(const char *name)
+{ return shared_memory_object::remove(name); }
+
+/// @endcond
+
+} //namespace ipcdetail {
+} //namespace interprocess {
+} //namespace boost {
+
+#include <boost/interprocess/detail/config_end.hpp>
+
+#endif //BOOST_INTERPROCESS_SHM_NAMED_MUTEX_HPP
diff --git a/boost/interprocess/sync/shm/named_recursive_mutex.hpp b/boost/interprocess/sync/shm/named_recursive_mutex.hpp
new file mode 100644
index 0000000000..461c97eb32
--- /dev/null
+++ b/boost/interprocess/sync/shm/named_recursive_mutex.hpp
@@ -0,0 +1,175 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2005-2011. 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/interprocess for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef BOOST_INTERPROCESS_SHM_NAMED_RECURSIVE_MUTEX_HPP
+#define BOOST_INTERPROCESS_SHM_NAMED_RECURSIVE_MUTEX_HPP
+
+#if (defined _MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/interprocess/detail/config_begin.hpp>
+#include <boost/interprocess/detail/workaround.hpp>
+#include <boost/interprocess/creation_tags.hpp>
+#include <boost/interprocess/exceptions.hpp>
+#include <boost/interprocess/detail/posix_time_types_wrk.hpp>
+#include <boost/interprocess/shared_memory_object.hpp>
+#include <boost/interprocess/detail/managed_open_or_create_impl.hpp>
+#include <boost/interprocess/sync/interprocess_recursive_mutex.hpp>
+#include <boost/interprocess/sync/shm/named_creation_functor.hpp>
+#include <boost/interprocess/permissions.hpp>
+
+//!\file
+//!Describes a named shm_named_recursive_mutex class for inter-process synchronization
+
+namespace boost {
+namespace interprocess {
+namespace ipcdetail {
+
+/// @cond
+class interprocess_tester;
+/// @endcond
+
+class shm_named_recursive_mutex
+{
+ /// @cond
+ //Non-copyable
+ shm_named_recursive_mutex();
+ shm_named_recursive_mutex(const shm_named_recursive_mutex &);
+ shm_named_recursive_mutex &operator=(const shm_named_recursive_mutex &);
+ /// @endcond
+ public:
+
+ //!Creates a global recursive_mutex with a name.
+ //!If the recursive_mutex can't be created throws interprocess_exception
+ shm_named_recursive_mutex(create_only_t create_only, const char *name, const permissions &perm = permissions());
+
+ //!Opens or creates a global recursive_mutex with a name.
+ //!If the recursive_mutex is created, this call is equivalent to
+ //!shm_named_recursive_mutex(create_only_t, ... )
+ //!If the recursive_mutex is already created, this call is equivalent
+ //!shm_named_recursive_mutex(open_only_t, ... )
+ //!Does not throw
+ shm_named_recursive_mutex(open_or_create_t open_or_create, const char *name, const permissions &perm = permissions());
+
+ //!Opens a global recursive_mutex with a name if that recursive_mutex is previously
+ //!created. If it is not previously created this function throws
+ //!interprocess_exception.
+ shm_named_recursive_mutex(open_only_t open_only, const char *name);
+
+ //!Destroys *this and indicates that the calling process is finished using
+ //!the resource. The destructor function will deallocate
+ //!any system resources allocated by the system for use by this process for
+ //!this resource. The resource can still be opened again calling
+ //!the open constructor overload. To erase the resource from the system
+ //!use remove().
+ ~shm_named_recursive_mutex();
+
+ //!Unlocks a previously locked
+ //!shm_named_recursive_mutex.
+ void unlock();
+
+ //!Locks shm_named_recursive_mutex, sleeps when shm_named_recursive_mutex is already locked.
+ //!Throws interprocess_exception if a severe error is found.
+ void lock();
+
+ //!Tries to lock the shm_named_recursive_mutex, returns false when shm_named_recursive_mutex
+ //!is already locked, returns true when success.
+ //!Throws interprocess_exception if a severe error is found.
+ bool try_lock();
+
+ //!Tries to lock the shm_named_recursive_mutex until time abs_time,
+ //!Returns false when timeout expires, returns true when locks.
+ //!Throws interprocess_exception if a severe error is found
+ bool timed_lock(const boost::posix_time::ptime &abs_time);
+
+ //!Erases a named recursive mutex
+ //!from the system
+ static bool remove(const char *name);
+
+ /// @cond
+ private:
+ friend class interprocess_tester;
+ void dont_close_on_destruction();
+
+ interprocess_recursive_mutex *mutex() const
+ { return static_cast<interprocess_recursive_mutex*>(m_shmem.get_user_address()); }
+
+ managed_open_or_create_impl<shared_memory_object> m_shmem;
+ typedef named_creation_functor<interprocess_recursive_mutex> construct_func_t;
+ /// @endcond
+};
+
+inline shm_named_recursive_mutex::~shm_named_recursive_mutex()
+{}
+
+inline void shm_named_recursive_mutex::dont_close_on_destruction()
+{ interprocess_tester::dont_close_on_destruction(m_shmem); }
+
+inline shm_named_recursive_mutex::shm_named_recursive_mutex(create_only_t, const char *name, const permissions &perm)
+ : m_shmem (create_only
+ ,name
+ ,sizeof(interprocess_recursive_mutex) +
+ managed_open_or_create_impl<shared_memory_object>::
+ ManagedOpenOrCreateUserOffset
+ ,read_write
+ ,0
+ ,construct_func_t(DoCreate)
+ ,perm)
+{}
+
+inline shm_named_recursive_mutex::shm_named_recursive_mutex(open_or_create_t, const char *name, const permissions &perm)
+ : m_shmem (open_or_create
+ ,name
+ ,sizeof(interprocess_recursive_mutex) +
+ managed_open_or_create_impl<shared_memory_object>::
+ ManagedOpenOrCreateUserOffset
+ ,read_write
+ ,0
+ ,construct_func_t(DoOpenOrCreate)
+ ,perm)
+{}
+
+inline shm_named_recursive_mutex::shm_named_recursive_mutex(open_only_t, const char *name)
+ : m_shmem (open_only
+ ,name
+ ,read_write
+ ,0
+ ,construct_func_t(DoOpen))
+{}
+
+inline void shm_named_recursive_mutex::lock()
+{ this->mutex()->lock(); }
+
+inline void shm_named_recursive_mutex::unlock()
+{ this->mutex()->unlock(); }
+
+inline bool shm_named_recursive_mutex::try_lock()
+{ return this->mutex()->try_lock(); }
+
+inline bool shm_named_recursive_mutex::timed_lock(const boost::posix_time::ptime &abs_time)
+{
+ if(abs_time == boost::posix_time::pos_infin){
+ this->lock();
+ return true;
+ }
+ return this->mutex()->timed_lock(abs_time);
+}
+
+inline bool shm_named_recursive_mutex::remove(const char *name)
+{ return shared_memory_object::remove(name); }
+
+} //namespace ipcdetail {
+} //namespace interprocess {
+} //namespace boost {
+
+#include <boost/interprocess/detail/config_end.hpp>
+
+#endif //BOOST_INTERPROCESS_SHM_NAMED_RECURSIVE_MUTEX_HPP
diff --git a/boost/interprocess/sync/shm/named_semaphore.hpp b/boost/interprocess/sync/shm/named_semaphore.hpp
new file mode 100644
index 0000000000..c6d3830db5
--- /dev/null
+++ b/boost/interprocess/sync/shm/named_semaphore.hpp
@@ -0,0 +1,141 @@
+ //////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2005-2011. 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/interprocess for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef BOOST_INTERPROCESS_SHM_NAMED_SEMAPHORE_HPP
+#define BOOST_INTERPROCESS_SHM_NAMED_SEMAPHORE_HPP
+
+#if (defined _MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/interprocess/detail/config_begin.hpp>
+#include <boost/interprocess/detail/workaround.hpp>
+#include <boost/interprocess/creation_tags.hpp>
+#include <boost/interprocess/exceptions.hpp>
+#include <boost/interprocess/permissions.hpp>
+#include <boost/interprocess/detail/interprocess_tester.hpp>
+#include <boost/interprocess/detail/posix_time_types_wrk.hpp>
+#include <boost/interprocess/shared_memory_object.hpp>
+#include <boost/interprocess/detail/managed_open_or_create_impl.hpp>
+#include <boost/interprocess/sync/interprocess_semaphore.hpp>
+#include <boost/interprocess/sync/shm/named_creation_functor.hpp>
+
+namespace boost {
+namespace interprocess {
+namespace ipcdetail {
+
+class shm_named_semaphore
+{
+ /// @cond
+
+ //Non-copyable
+ shm_named_semaphore();
+ shm_named_semaphore(const shm_named_semaphore &);
+ shm_named_semaphore &operator=(const shm_named_semaphore &);
+ /// @endcond
+
+ public:
+ shm_named_semaphore(create_only_t, const char *name, unsigned int initialCount, const permissions &perm = permissions());
+
+ shm_named_semaphore(open_or_create_t, const char *name, unsigned int initialCount, const permissions &perm = permissions());
+
+ shm_named_semaphore(open_only_t, const char *name);
+
+ ~shm_named_semaphore();
+
+ void post();
+ void wait();
+ bool try_wait();
+ bool timed_wait(const boost::posix_time::ptime &abs_time);
+
+ static bool remove(const char *name);
+
+ /// @cond
+ private:
+ friend class interprocess_tester;
+ void dont_close_on_destruction();
+
+ interprocess_semaphore *semaphore() const
+ { return static_cast<interprocess_semaphore*>(m_shmem.get_user_address()); }
+
+ managed_open_or_create_impl<shared_memory_object> m_shmem;
+ typedef named_creation_functor<interprocess_semaphore, int> construct_func_t;
+ /// @endcond
+};
+
+inline shm_named_semaphore::~shm_named_semaphore()
+{}
+
+inline void shm_named_semaphore::dont_close_on_destruction()
+{ interprocess_tester::dont_close_on_destruction(m_shmem); }
+
+inline shm_named_semaphore::shm_named_semaphore
+ (create_only_t, const char *name, unsigned int initialCount, const permissions &perm)
+ : m_shmem (create_only
+ ,name
+ ,sizeof(interprocess_semaphore) +
+ managed_open_or_create_impl<shared_memory_object>::
+ ManagedOpenOrCreateUserOffset
+ ,read_write
+ ,0
+ ,construct_func_t(DoCreate, initialCount)
+ ,perm)
+{}
+
+inline shm_named_semaphore::shm_named_semaphore
+ (open_or_create_t, const char *name, unsigned int initialCount, const permissions &perm)
+ : m_shmem (open_or_create
+ ,name
+ ,sizeof(interprocess_semaphore) +
+ managed_open_or_create_impl<shared_memory_object>::
+ ManagedOpenOrCreateUserOffset
+ ,read_write
+ ,0
+ ,construct_func_t(DoOpenOrCreate, initialCount)
+ ,perm)
+{}
+
+inline shm_named_semaphore::shm_named_semaphore
+ (open_only_t, const char *name)
+ : m_shmem (open_only
+ ,name
+ ,read_write
+ ,0
+ ,construct_func_t(DoOpen, 0))
+{}
+
+inline void shm_named_semaphore::post()
+{ semaphore()->post(); }
+
+inline void shm_named_semaphore::wait()
+{ semaphore()->wait(); }
+
+inline bool shm_named_semaphore::try_wait()
+{ return semaphore()->try_wait(); }
+
+inline bool shm_named_semaphore::timed_wait(const boost::posix_time::ptime &abs_time)
+{
+ if(abs_time == boost::posix_time::pos_infin){
+ this->wait();
+ return true;
+ }
+ return semaphore()->timed_wait(abs_time);
+}
+
+inline bool shm_named_semaphore::remove(const char *name)
+{ return shared_memory_object::remove(name); }
+
+} //namespace ipcdetail {
+} //namespace interprocess {
+} //namespace boost {
+
+#include <boost/interprocess/detail/config_end.hpp>
+
+#endif //BOOST_INTERPROCESS_SHM_NAMED_SEMAPHORE_HPP
diff --git a/boost/interprocess/sync/shm/named_upgradable_mutex.hpp b/boost/interprocess/sync/shm/named_upgradable_mutex.hpp
new file mode 100644
index 0000000000..338fa98f7d
--- /dev/null
+++ b/boost/interprocess/sync/shm/named_upgradable_mutex.hpp
@@ -0,0 +1,372 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Ion Gaztanaga 2005-2011. 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/interprocess for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#ifndef BOOST_INTERPROCESS_NAMED_UPGRADABLE_MUTEX_HPP
+#define BOOST_INTERPROCESS_NAMED_UPGRADABLE_MUTEX_HPP
+
+#if (defined _MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif
+
+#include <boost/interprocess/detail/config_begin.hpp>
+#include <boost/interprocess/detail/workaround.hpp>
+#include <boost/interprocess/creation_tags.hpp>
+#include <boost/interprocess/exceptions.hpp>
+#include <boost/interprocess/shared_memory_object.hpp>
+#include <boost/interprocess/detail/managed_open_or_create_impl.hpp>
+#include <boost/interprocess/sync/interprocess_upgradable_mutex.hpp>
+#include <boost/interprocess/detail/posix_time_types_wrk.hpp>
+#include <boost/interprocess/sync/shm/named_creation_functor.hpp>
+#include <boost/interprocess/permissions.hpp>
+
+//!\file
+//!Describes a named upgradable mutex class for inter-process synchronization
+
+namespace boost {
+namespace interprocess {
+
+/// @cond
+namespace ipcdetail{ class interprocess_tester; }
+/// @endcond
+
+class named_condition;
+
+//!A upgradable mutex with a global name, so it can be found from different
+//!processes. This mutex can't be placed in shared memory, and
+//!each process should have it's own named upgradable mutex.
+class named_upgradable_mutex
+{
+ /// @cond
+ //Non-copyable
+ named_upgradable_mutex();
+ named_upgradable_mutex(const named_upgradable_mutex &);
+ named_upgradable_mutex &operator=(const named_upgradable_mutex &);
+ friend class named_condition;
+ /// @endcond
+ public:
+
+ //!Creates a global upgradable mutex with a name.
+ //!If the upgradable mutex can't be created throws interprocess_exception
+ named_upgradable_mutex(create_only_t create_only, const char *name, const permissions &perm = permissions());
+
+ //!Opens or creates a global upgradable mutex with a name, and an initial count.
+ //!If the upgradable mutex is created, this call is equivalent to
+ //!named_upgradable_mutex(create_only_t, ...)
+ //!If the upgradable mutex is already created, this call is equivalent to
+ //!named_upgradable_mutex(open_only_t, ... ).
+ named_upgradable_mutex(open_or_create_t open_or_create, const char *name, const permissions &perm = permissions());
+
+ //!Opens a global upgradable mutex with a name if that upgradable mutex
+ //!is previously.
+ //!created. If it is not previously created this function throws
+ //!interprocess_exception.
+ named_upgradable_mutex(open_only_t open_only, const char *name);
+
+ //!Destroys *this and indicates that the calling process is finished using
+ //!the resource. The destructor function will deallocate
+ //!any system resources allocated by the system for use by this process for
+ //!this resource. The resource can still be opened again calling
+ //!the open constructor overload. To erase the resource from the system
+ //!use remove().
+ ~named_upgradable_mutex();
+
+ //Exclusive locking
+
+ //!Effects: The calling thread tries to obtain exclusive ownership of the mutex,
+ //! and if another thread has exclusive, sharable or upgradable ownership of
+ //! the mutex, it waits until it can obtain the ownership.
+ //!Throws: interprocess_exception on error.
+ void lock();
+
+ //!Effects: The calling thread tries to acquire exclusive ownership of the mutex
+ //! without waiting. If no other thread has exclusive, sharable or upgradable
+ //! ownership of the mutex this succeeds.
+ //!Returns: If it can acquire exclusive ownership immediately returns true.
+ //! If it has to wait, returns false.
+ //!Throws: interprocess_exception on error.
+ bool try_lock();
+
+ //!Effects: The calling thread tries to acquire exclusive ownership of the mutex
+ //! waiting if necessary until no other thread has exclusive, sharable or
+ //! upgradable ownership of the mutex or abs_time is reached.
+ //!Returns: If acquires exclusive ownership, returns true. Otherwise returns false.
+ //!Throws: interprocess_exception on error.
+ bool timed_lock(const boost::posix_time::ptime &abs_time);
+
+ //!Precondition: The thread must have exclusive ownership of the mutex.
+ //!Effects: The calling thread releases the exclusive ownership of the mutex.
+ //!Throws: An exception derived from interprocess_exception on error.
+ void unlock();
+
+ //Sharable locking
+
+ //!Effects: The calling thread tries to obtain sharable ownership of the mutex,
+ //! and if another thread has exclusive ownership of the mutex,
+ //! waits until it can obtain the ownership.
+ //!Throws: interprocess_exception on error.
+ void lock_sharable();
+
+ //!Effects: The calling thread tries to acquire sharable ownership of the mutex
+ //! without waiting. If no other thread has exclusive ownership
+ //! of the mutex this succeeds.
+ //!Returns: If it can acquire sharable ownership immediately returns true. If it
+ //! has to wait, returns false.
+ //!Throws: interprocess_exception on error.
+ bool try_lock_sharable();
+
+ //!Effects: The calling thread tries to acquire sharable ownership of the mutex
+ //! waiting if necessary until no other thread has exclusive
+ //! ownership of the mutex or abs_time is reached.
+ //!Returns: If acquires sharable ownership, returns true. Otherwise returns false.
+ //!Throws: interprocess_exception on error.
+ bool timed_lock_sharable(const boost::posix_time::ptime &abs_time);
+
+ //!Precondition: The thread must have sharable ownership of the mutex.
+ //!Effects: The calling thread releases the sharable ownership of the mutex.
+ //!Throws: An exception derived from interprocess_exception on error.
+ void unlock_sharable();
+
+ //Upgradable locking
+
+ //!Effects: The calling thread tries to obtain upgradable ownership of the mutex,
+ //! and if another thread has exclusive or upgradable ownership of the mutex,
+ //! waits until it can obtain the ownership.
+ //!Throws: interprocess_exception on error.
+ void lock_upgradable();
+
+ //!Effects: The calling thread tries to acquire upgradable ownership of the mutex
+ //! without waiting. If no other thread has exclusive or upgradable ownership
+ //! of the mutex this succeeds.
+ //!Returns: If it can acquire upgradable ownership immediately returns true.
+ //! If it has to wait, returns false.
+ //!Throws: interprocess_exception on error.
+ bool try_lock_upgradable();
+
+ //!Effects: The calling thread tries to acquire upgradable ownership of the mutex
+ //! waiting if necessary until no other thread has exclusive or upgradable
+ //! ownership of the mutex or abs_time is reached.
+ //!Returns: If acquires upgradable ownership, returns true. Otherwise returns false.
+ //!Throws: interprocess_exception on error.
+ bool timed_lock_upgradable(const boost::posix_time::ptime &abs_time);
+
+ //!Precondition: The thread must have upgradable ownership of the mutex.
+ //!Effects: The calling thread releases the upgradable ownership of the mutex.
+ //!Throws: An exception derived from interprocess_exception on error.
+ void unlock_upgradable();
+
+ //Demotions
+
+ //!Precondition: The thread must have exclusive ownership of the mutex.
+ //!Effects: The thread atomically releases exclusive ownership and acquires
+ //! upgradable ownership. This operation is non-blocking.
+ //!Throws: An exception derived from interprocess_exception on error.
+ void unlock_and_lock_upgradable();
+
+ //!Precondition: The thread must have exclusive ownership of the mutex.
+ //!Effects: The thread atomically releases exclusive ownership and acquires
+ //! sharable ownership. This operation is non-blocking.
+ //!Throws: An exception derived from interprocess_exception on error.
+ void unlock_and_lock_sharable();
+
+ //!Precondition: The thread must have upgradable ownership of the mutex.
+ //!Effects: The thread atomically releases upgradable ownership and acquires
+ //! sharable ownership. This operation is non-blocking.
+ //!Throws: An exception derived from interprocess_exception on error.
+ void unlock_upgradable_and_lock_sharable();
+
+ //Promotions
+
+ //!Precondition: The thread must have upgradable ownership of the mutex.
+ //!Effects: The thread atomically releases upgradable ownership and acquires
+ //! exclusive ownership. This operation will block until all threads with
+ //! sharable ownership release it.
+ //!Throws: An exception derived from interprocess_exception on error.
+ void unlock_upgradable_and_lock();
+
+ //!Precondition: The thread must have upgradable ownership of the mutex.
+ //!Effects: The thread atomically releases upgradable ownership and tries to
+ //! acquire exclusive ownership. This operation will fail if there are threads
+ //! with sharable ownership, but it will maintain upgradable ownership.
+ //!Returns: If acquires exclusive ownership, returns true. Otherwise returns false.
+ //!Throws: An exception derived from interprocess_exception on error.
+ bool try_unlock_upgradable_and_lock();
+
+ //!Precondition: The thread must have upgradable ownership of the mutex.
+ //!Effects: The thread atomically releases upgradable ownership and tries to acquire
+ //! exclusive ownership, waiting if necessary until abs_time. This operation will
+ //! fail if there are threads with sharable ownership or timeout reaches, but it
+ //! will maintain upgradable ownership.
+ //!Returns: If acquires exclusive ownership, returns true. Otherwise returns false.
+ //!Throws: An exception derived from interprocess_exception on error.
+ bool timed_unlock_upgradable_and_lock(const boost::posix_time::ptime &abs_time);
+
+ //!Precondition: The thread must have sharable ownership of the mutex.
+ //!Effects: The thread atomically releases sharable ownership and tries to acquire
+ //! exclusive ownership. This operation will fail if there are threads with sharable
+ //! or upgradable ownership, but it will maintain sharable ownership.
+ //!Returns: If acquires exclusive ownership, returns true. Otherwise returns false.
+ //!Throws: An exception derived from interprocess_exception on error.
+ bool try_unlock_sharable_and_lock();
+
+ bool try_unlock_sharable_and_lock_upgradable();
+
+ //!Erases a named upgradable mutex from the system.
+ //!Returns false on error. Never throws.
+ static bool remove(const char *name);
+
+ /// @cond
+ private:
+ friend class ipcdetail::interprocess_tester;
+ void dont_close_on_destruction();
+
+ interprocess_upgradable_mutex *mutex() const
+ { return static_cast<interprocess_upgradable_mutex*>(m_shmem.get_user_address()); }
+
+ ipcdetail::managed_open_or_create_impl<shared_memory_object> m_shmem;
+ typedef ipcdetail::named_creation_functor<interprocess_upgradable_mutex> construct_func_t;
+ /// @endcond
+};
+
+/// @cond
+
+inline named_upgradable_mutex::~named_upgradable_mutex()
+{}
+
+inline named_upgradable_mutex::named_upgradable_mutex
+ (create_only_t, const char *name, const permissions &perm)
+ : m_shmem (create_only
+ ,name
+ ,sizeof(interprocess_upgradable_mutex) +
+ ipcdetail::managed_open_or_create_impl<shared_memory_object>::
+ ManagedOpenOrCreateUserOffset
+ ,read_write
+ ,0
+ ,construct_func_t(ipcdetail::DoCreate)
+ ,perm)
+{}
+
+inline named_upgradable_mutex::named_upgradable_mutex
+ (open_or_create_t, const char *name, const permissions &perm)
+ : m_shmem (open_or_create
+ ,name
+ ,sizeof(interprocess_upgradable_mutex) +
+ ipcdetail::managed_open_or_create_impl<shared_memory_object>::
+ ManagedOpenOrCreateUserOffset
+ ,read_write
+ ,0
+ ,construct_func_t(ipcdetail::DoOpenOrCreate)
+ ,perm)
+{}
+
+inline named_upgradable_mutex::named_upgradable_mutex
+ (open_only_t, const char *name)
+ : m_shmem (open_only
+ ,name
+ ,read_write
+ ,0
+ ,construct_func_t(ipcdetail::DoOpen))
+{}
+
+inline void named_upgradable_mutex::dont_close_on_destruction()
+{ ipcdetail::interprocess_tester::dont_close_on_destruction(m_shmem); }
+
+inline void named_upgradable_mutex::lock()
+{ this->mutex()->lock(); }
+
+inline void named_upgradable_mutex::unlock()
+{ this->mutex()->unlock(); }
+
+inline bool named_upgradable_mutex::try_lock()
+{ return this->mutex()->try_lock(); }
+
+inline bool named_upgradable_mutex::timed_lock
+ (const boost::posix_time::ptime &abs_time)
+{
+ if(abs_time == boost::posix_time::pos_infin){
+ this->lock();
+ return true;
+ }
+ return this->mutex()->timed_lock(abs_time);
+}
+
+inline void named_upgradable_mutex::lock_upgradable()
+{ this->mutex()->lock_upgradable(); }
+
+inline void named_upgradable_mutex::unlock_upgradable()
+{ this->mutex()->unlock_upgradable(); }
+
+inline bool named_upgradable_mutex::try_lock_upgradable()
+{ return this->mutex()->try_lock_upgradable(); }
+
+inline bool named_upgradable_mutex::timed_lock_upgradable
+ (const boost::posix_time::ptime &abs_time)
+{
+ if(abs_time == boost::posix_time::pos_infin){
+ this->lock_upgradable();
+ return true;
+ }
+ return this->mutex()->timed_lock_upgradable(abs_time);
+}
+
+inline void named_upgradable_mutex::lock_sharable()
+{ this->mutex()->lock_sharable(); }
+
+inline void named_upgradable_mutex::unlock_sharable()
+{ this->mutex()->unlock_sharable(); }
+
+inline bool named_upgradable_mutex::try_lock_sharable()
+{ return this->mutex()->try_lock_sharable(); }
+
+inline bool named_upgradable_mutex::timed_lock_sharable
+ (const boost::posix_time::ptime &abs_time)
+{
+ if(abs_time == boost::posix_time::pos_infin){
+ this->lock_sharable();
+ return true;
+ }
+ return this->mutex()->timed_lock_sharable(abs_time);
+}
+
+inline void named_upgradable_mutex::unlock_and_lock_upgradable()
+{ this->mutex()->unlock_and_lock_upgradable(); }
+
+inline void named_upgradable_mutex::unlock_and_lock_sharable()
+{ this->mutex()->unlock_and_lock_sharable(); }
+
+inline void named_upgradable_mutex::unlock_upgradable_and_lock_sharable()
+{ this->mutex()->unlock_upgradable_and_lock_sharable(); }
+
+inline void named_upgradable_mutex::unlock_upgradable_and_lock()
+{ this->mutex()->unlock_upgradable_and_lock(); }
+
+inline bool named_upgradable_mutex::try_unlock_upgradable_and_lock()
+{ return this->mutex()->try_unlock_upgradable_and_lock(); }
+
+inline bool named_upgradable_mutex::timed_unlock_upgradable_and_lock
+ (const boost::posix_time::ptime &abs_time)
+{ return this->mutex()->timed_unlock_upgradable_and_lock(abs_time); }
+
+inline bool named_upgradable_mutex::try_unlock_sharable_and_lock()
+{ return this->mutex()->try_unlock_sharable_and_lock(); }
+
+inline bool named_upgradable_mutex::try_unlock_sharable_and_lock_upgradable()
+{ return this->mutex()->try_unlock_sharable_and_lock_upgradable(); }
+
+inline bool named_upgradable_mutex::remove(const char *name)
+{ return shared_memory_object::remove(name); }
+
+/// @endcond
+
+} //namespace interprocess {
+} //namespace boost {
+
+#include <boost/interprocess/detail/config_end.hpp>
+
+#endif //BOOST_INTERPROCESS_NAMED_UPGRADABLE_MUTEX_HPP