stabilize build system: depends, installer, boost/bdb fixes, cross targets groundwork
This commit is contained in:
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//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2005-2012. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/interprocess for documentation.
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//
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//////////////////////////////////////////////////////////////////////////////
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#ifndef BOOST_INTERPROCESS_SHM_NAMED_CONDITION_HPP
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#define BOOST_INTERPROCESS_SHM_NAMED_CONDITION_HPP
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#ifndef BOOST_CONFIG_HPP
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# include <boost/config.hpp>
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#endif
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#
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#if defined(BOOST_HAS_PRAGMA_ONCE)
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# pragma once
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#endif
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#include <boost/interprocess/detail/config_begin.hpp>
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#include <boost/interprocess/detail/workaround.hpp>
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#include <boost/static_assert.hpp>
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#include <boost/interprocess/detail/type_traits.hpp>
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#include <boost/interprocess/creation_tags.hpp>
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#include <boost/interprocess/exceptions.hpp>
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#include <boost/interprocess/shared_memory_object.hpp>
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#include <boost/interprocess/sync/interprocess_condition.hpp>
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#include <boost/interprocess/detail/managed_open_or_create_impl.hpp>
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#include <boost/interprocess/detail/posix_time_types_wrk.hpp>
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#include <boost/interprocess/sync/shm/named_creation_functor.hpp>
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#include <boost/interprocess/sync/named_mutex.hpp>
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#include <boost/interprocess/permissions.hpp>
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#if defined (BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES)
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#include <boost/interprocess/sync/interprocess_mutex.hpp>
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#include <boost/interprocess/sync/scoped_lock.hpp>
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#include <boost/interprocess/sync/detail/condition_any_algorithm.hpp>
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#else
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#include <boost/interprocess/sync/detail/locks.hpp>
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#endif
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//!\file
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//!Describes process-shared variables interprocess_condition class
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namespace boost {
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namespace interprocess {
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namespace ipcdetail {
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#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
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class interprocess_tester;
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#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
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//! A global condition variable that can be created by name.
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//! This condition variable is designed to work with named_mutex and
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//! can't be placed in shared memory or memory mapped files.
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class shm_named_condition
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{
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#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
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//Non-copyable
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shm_named_condition();
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shm_named_condition(const shm_named_condition &);
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shm_named_condition &operator=(const shm_named_condition &);
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#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
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public:
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//!Creates a global condition with a name.
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//!If the condition can't be created throws interprocess_exception
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shm_named_condition(create_only_t create_only, const char *name, const permissions &perm = permissions());
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//!Opens or creates a global condition with a name.
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//!If the condition is created, this call is equivalent to
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//!shm_named_condition(create_only_t, ... )
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//!If the condition is already created, this call is equivalent
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//!shm_named_condition(open_only_t, ... )
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//!Does not throw
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shm_named_condition(open_or_create_t open_or_create, const char *name, const permissions &perm = permissions());
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//!Opens a global condition with a name if that condition is previously
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//!created. If it is not previously created this function throws
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//!interprocess_exception.
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shm_named_condition(open_only_t open_only, const char *name);
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//!Destroys *this and indicates that the calling process is finished using
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//!the resource. The destructor function will deallocate
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//!any system resources allocated by the system for use by this process for
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//!this resource. The resource can still be opened again calling
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//!the open constructor overload. To erase the resource from the system
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//!use remove().
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~shm_named_condition();
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//!If there is a thread waiting on *this, change that
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//!thread's state to ready. Otherwise there is no effect.*/
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void notify_one();
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//!Change the state of all threads waiting on *this to ready.
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//!If there are no waiting threads, notify_all() has no effect.
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void notify_all();
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//!Releases the lock on the named_mutex object associated with lock, blocks
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//!the current thread of execution until readied by a call to
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//!this->notify_one() or this->notify_all(), and then reacquires the lock.
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template <typename L>
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void wait(L& lock);
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//!The same as:
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//!while (!pred()) wait(lock)
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template <typename L, typename Pr>
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void wait(L& lock, Pr pred);
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//!Releases the lock on the named_mutex object associated with lock, blocks
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//!the current thread of execution until readied by a call to
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//!this->notify_one() or this->notify_all(), or until time abs_time is reached,
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//!and then reacquires the lock.
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//!Returns: false if time abs_time is reached, otherwise true.
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template <typename L>
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bool timed_wait(L& lock, const boost::posix_time::ptime &abs_time);
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//!The same as: while (!pred()) {
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//! if (!timed_wait(lock, abs_time)) return pred();
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//! } return true;
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template <typename L, typename Pr>
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bool timed_wait(L& lock, const boost::posix_time::ptime &abs_time, Pr pred);
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//!Erases a named condition from the system.
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//!Returns false on error. Never throws.
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static bool remove(const char *name);
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#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
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private:
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#if defined (BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES)
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class internal_condition_members
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{
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public:
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typedef interprocess_mutex mutex_type;
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typedef interprocess_condition condvar_type;
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condvar_type& get_condvar() { return m_cond; }
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mutex_type& get_mutex() { return m_mtx; }
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private:
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mutex_type m_mtx;
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condvar_type m_cond;
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};
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typedef ipcdetail::condition_any_wrapper<internal_condition_members> internal_condition;
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#else //defined (BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES)
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typedef interprocess_condition internal_condition;
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#endif //defined (BOOST_INTERPROCESS_NAMED_MUTEX_USES_POSIX_SEMAPHORES)
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internal_condition &internal_cond()
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{ return *static_cast<internal_condition*>(m_shmem.get_user_address()); }
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friend class boost::interprocess::ipcdetail::interprocess_tester;
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void dont_close_on_destruction();
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typedef ipcdetail::managed_open_or_create_impl<shared_memory_object, 0, true, false> open_create_impl_t;
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open_create_impl_t m_shmem;
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template <class T, class Arg> friend class boost::interprocess::ipcdetail::named_creation_functor;
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typedef boost::interprocess::ipcdetail::named_creation_functor<internal_condition> construct_func_t;
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#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
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};
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#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
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inline shm_named_condition::~shm_named_condition()
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{}
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inline shm_named_condition::shm_named_condition(create_only_t, const char *name, const permissions &perm)
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: m_shmem (create_only
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,name
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,sizeof(internal_condition) +
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open_create_impl_t::ManagedOpenOrCreateUserOffset
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,read_write
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,0
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,construct_func_t(DoCreate)
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,perm)
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{}
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inline shm_named_condition::shm_named_condition(open_or_create_t, const char *name, const permissions &perm)
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: m_shmem (open_or_create
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,name
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,sizeof(internal_condition) +
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open_create_impl_t::ManagedOpenOrCreateUserOffset
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,read_write
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,0
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,construct_func_t(DoOpenOrCreate)
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,perm)
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{}
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inline shm_named_condition::shm_named_condition(open_only_t, const char *name)
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: m_shmem (open_only
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,name
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,read_write
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,0
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,construct_func_t(DoOpen))
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{}
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inline void shm_named_condition::dont_close_on_destruction()
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{ interprocess_tester::dont_close_on_destruction(m_shmem); }
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inline void shm_named_condition::notify_one()
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{ this->internal_cond().notify_one(); }
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inline void shm_named_condition::notify_all()
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{ this->internal_cond().notify_all(); }
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template <typename L>
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inline void shm_named_condition::wait(L& lock)
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{ this->internal_cond().wait(lock); }
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template <typename L, typename Pr>
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inline void shm_named_condition::wait(L& lock, Pr pred)
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{ this->internal_cond().wait(lock, pred); }
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template <typename L>
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inline bool shm_named_condition::timed_wait
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(L& lock, const boost::posix_time::ptime &abs_time)
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{ return this->internal_cond().timed_wait(lock, abs_time); }
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template <typename L, typename Pr>
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inline bool shm_named_condition::timed_wait
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(L& lock, const boost::posix_time::ptime &abs_time, Pr pred)
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{ return this->internal_cond().timed_wait(lock, abs_time, pred); }
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inline bool shm_named_condition::remove(const char *name)
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{ return shared_memory_object::remove(name); }
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#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
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} //namespace ipcdetail
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} //namespace interprocess
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} //namespace boost
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#include <boost/interprocess/detail/config_end.hpp>
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#endif // BOOST_INTERPROCESS_SHM_NAMED_CONDITION_HPP
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+195
@@ -0,0 +1,195 @@
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//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2005-2012. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/interprocess for documentation.
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//
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//////////////////////////////////////////////////////////////////////////////
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#ifndef BOOST_INTERPROCESS_SHM_NAMED_CONDITION_ANY_HPP
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#define BOOST_INTERPROCESS_SHM_NAMED_CONDITION_ANY_HPP
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#ifndef BOOST_CONFIG_HPP
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# include <boost/config.hpp>
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#endif
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#
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#if defined(BOOST_HAS_PRAGMA_ONCE)
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# pragma once
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#endif
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#include <boost/interprocess/detail/config_begin.hpp>
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#include <boost/interprocess/detail/workaround.hpp>
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#include <boost/static_assert.hpp>
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#include <boost/interprocess/detail/type_traits.hpp>
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#include <boost/interprocess/creation_tags.hpp>
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#include <boost/interprocess/exceptions.hpp>
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#include <boost/interprocess/shared_memory_object.hpp>
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#include <boost/interprocess/sync/interprocess_condition.hpp>
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#include <boost/interprocess/detail/managed_open_or_create_impl.hpp>
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#include <boost/interprocess/detail/posix_time_types_wrk.hpp>
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#include <boost/interprocess/sync/shm/named_creation_functor.hpp>
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#include <boost/interprocess/sync/named_mutex.hpp>
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#include <boost/interprocess/permissions.hpp>
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#include <boost/interprocess/sync/interprocess_mutex.hpp>
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#include <boost/interprocess/sync/scoped_lock.hpp>
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#include <boost/interprocess/sync/detail/condition_any_algorithm.hpp>
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//!\file
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//!Describes process-shared variables interprocess_condition class
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|
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namespace boost {
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namespace interprocess {
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namespace ipcdetail {
|
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|
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#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
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class interprocess_tester;
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
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|
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//! A global condition variable that can be created by name.
|
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//! This condition variable is designed to work with named_mutex and
|
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//! can't be placed in shared memory or memory mapped files.
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class shm_named_condition_any
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{
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#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
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//Non-copyable
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shm_named_condition_any();
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shm_named_condition_any(const shm_named_condition_any &);
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shm_named_condition_any &operator=(const shm_named_condition_any &);
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#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
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public:
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//!Creates a global condition with a name.
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//!If the condition can't be created throws interprocess_exception
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shm_named_condition_any(create_only_t create_only, const char *name, const permissions &perm = permissions())
|
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: m_shmem (create_only
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,name
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,sizeof(internal_condition) +
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open_create_impl_t::ManagedOpenOrCreateUserOffset
|
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,read_write
|
||||
,0
|
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,construct_func_t(DoCreate)
|
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,perm)
|
||||
{}
|
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|
||||
//!Opens or creates a global condition with a name.
|
||||
//!If the condition is created, this call is equivalent to
|
||||
//!shm_named_condition_any(create_only_t, ... )
|
||||
//!If the condition is already created, this call is equivalent
|
||||
//!shm_named_condition_any(open_only_t, ... )
|
||||
//!Does not throw
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shm_named_condition_any(open_or_create_t open_or_create, const char *name, const permissions &perm = permissions())
|
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: m_shmem (open_or_create
|
||||
,name
|
||||
,sizeof(internal_condition) +
|
||||
open_create_impl_t::ManagedOpenOrCreateUserOffset
|
||||
,read_write
|
||||
,0
|
||||
,construct_func_t(DoOpenOrCreate)
|
||||
,perm)
|
||||
{}
|
||||
|
||||
//!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_any(open_only_t open_only, const char *name)
|
||||
: m_shmem (open_only
|
||||
,name
|
||||
,read_write
|
||||
,0
|
||||
,construct_func_t(DoOpen))
|
||||
{}
|
||||
|
||||
//!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_any()
|
||||
{}
|
||||
|
||||
//!If there is a thread waiting on *this, change that
|
||||
//!thread's state to ready. Otherwise there is no effect.*/
|
||||
void notify_one()
|
||||
{ m_cond.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()
|
||||
{ m_cond.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)
|
||||
{ m_cond.wait(lock); }
|
||||
|
||||
//!The same as:
|
||||
//!while (!pred()) wait(lock)
|
||||
template <typename L, typename Pr>
|
||||
void wait(L& lock, Pr pred)
|
||||
{ m_cond.wait(lock, 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)
|
||||
{ return m_cond.timed_wait(lock, 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)
|
||||
{ return m_cond.timed_wait(lock, abs_time, pred); }
|
||||
|
||||
//!Erases a named condition from the system.
|
||||
//!Returns false on error. Never throws.
|
||||
static bool remove(const char *name)
|
||||
{ return shared_memory_object::remove(name); }
|
||||
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
private:
|
||||
|
||||
class internal_condition_members
|
||||
{
|
||||
public:
|
||||
typedef interprocess_mutex mutex_type;
|
||||
typedef interprocess_condition condvar_type;
|
||||
|
||||
condvar_type& get_condvar() { return m_cond; }
|
||||
mutex_type& get_mutex() { return m_mtx; }
|
||||
|
||||
private:
|
||||
mutex_type m_mtx;
|
||||
condvar_type m_cond;
|
||||
};
|
||||
|
||||
typedef ipcdetail::condition_any_wrapper<internal_condition_members> internal_condition;
|
||||
|
||||
internal_condition m_cond;
|
||||
|
||||
friend class boost::interprocess::ipcdetail::interprocess_tester;
|
||||
void dont_close_on_destruction()
|
||||
{ interprocess_tester::dont_close_on_destruction(m_shmem); }
|
||||
|
||||
typedef ipcdetail::managed_open_or_create_impl<shared_memory_object, 0, true, false> open_create_impl_t;
|
||||
open_create_impl_t m_shmem;
|
||||
|
||||
template <class T, class Arg> friend class boost::interprocess::ipcdetail::named_creation_functor;
|
||||
typedef boost::interprocess::ipcdetail::named_creation_functor<internal_condition> construct_func_t;
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
};
|
||||
|
||||
} //namespace ipcdetail
|
||||
} //namespace interprocess
|
||||
} //namespace boost
|
||||
|
||||
#include <boost/interprocess/detail/config_end.hpp>
|
||||
|
||||
#endif // BOOST_INTERPROCESS_SHM_NAMED_CONDITION_ANY_HPP
|
||||
+81
@@ -0,0 +1,81 @@
|
||||
//////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// (C) Copyright Ion Gaztanaga 2007-2012. 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
|
||||
|
||||
#ifndef BOOST_CONFIG_HPP
|
||||
# include <boost/config.hpp>
|
||||
#endif
|
||||
#
|
||||
#if defined(BOOST_HAS_PRAGMA_ONCE)
|
||||
# pragma once
|
||||
#endif
|
||||
|
||||
#include <boost/interprocess/creation_tags.hpp>
|
||||
#include <boost/interprocess/detail/type_traits.hpp>
|
||||
#include <boost/interprocess/detail/mpl.hpp>
|
||||
#include <boost/container/detail/placement_new.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, boost_container_new_t())T; }
|
||||
|
||||
template<class ArgType>
|
||||
void construct(void *address, typename enable_if_c<!is_same<ArgType, no_arg_t>::value>::type * = 0) const
|
||||
{ ::new(address, boost_container_new_t())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;
|
||||
}
|
||||
}
|
||||
|
||||
static std::size_t get_min_size()
|
||||
{ return sizeof(T); }
|
||||
|
||||
private:
|
||||
create_enum_t m_creation_type;
|
||||
Arg m_arg;
|
||||
};
|
||||
|
||||
} //namespace ipcdetail {
|
||||
} //namespace interprocess {
|
||||
} //namespace boost {
|
||||
|
||||
#endif //BOOST_INTERPROCESS_SYNC_NAMED_CREATION_FUNCTOR_HPP
|
||||
@@ -0,0 +1,181 @@
|
||||
//////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// (C) Copyright Ion Gaztanaga 2005-2012. 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
|
||||
|
||||
#ifndef BOOST_CONFIG_HPP
|
||||
# include <boost/config.hpp>
|
||||
#endif
|
||||
#
|
||||
#if defined(BOOST_HAS_PRAGMA_ONCE)
|
||||
# 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
|
||||
{
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
|
||||
//Non-copyable
|
||||
shm_named_mutex();
|
||||
shm_named_mutex(const shm_named_mutex &);
|
||||
shm_named_mutex &operator=(const shm_named_mutex &);
|
||||
friend class named_condition;
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
|
||||
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);
|
||||
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
typedef interprocess_mutex internal_mutex_type;
|
||||
interprocess_mutex &internal_mutex()
|
||||
{ return *static_cast<interprocess_mutex*>(m_shmem.get_user_address()); }
|
||||
|
||||
private:
|
||||
friend class ipcdetail::interprocess_tester;
|
||||
void dont_close_on_destruction();
|
||||
typedef ipcdetail::managed_open_or_create_impl<shared_memory_object, 0, true, false> open_create_impl_t;
|
||||
open_create_impl_t m_shmem;
|
||||
typedef ipcdetail::named_creation_functor<interprocess_mutex> construct_func_t;
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
};
|
||||
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
|
||||
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) +
|
||||
open_create_impl_t::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) +
|
||||
open_create_impl_t::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->internal_mutex().lock(); }
|
||||
|
||||
inline void shm_named_mutex::unlock()
|
||||
{ this->internal_mutex().unlock(); }
|
||||
|
||||
inline bool shm_named_mutex::try_lock()
|
||||
{ return this->internal_mutex().try_lock(); }
|
||||
|
||||
inline bool shm_named_mutex::timed_lock(const boost::posix_time::ptime &abs_time)
|
||||
{ return this->internal_mutex().timed_lock(abs_time); }
|
||||
|
||||
inline bool shm_named_mutex::remove(const char *name)
|
||||
{ return shared_memory_object::remove(name); }
|
||||
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
|
||||
} //namespace ipcdetail {
|
||||
} //namespace interprocess {
|
||||
} //namespace boost {
|
||||
|
||||
#include <boost/interprocess/detail/config_end.hpp>
|
||||
|
||||
#endif //BOOST_INTERPROCESS_SHM_NAMED_MUTEX_HPP
|
||||
+171
@@ -0,0 +1,171 @@
|
||||
//////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// (C) Copyright Ion Gaztanaga 2005-2012. 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
|
||||
|
||||
#ifndef BOOST_CONFIG_HPP
|
||||
# include <boost/config.hpp>
|
||||
#endif
|
||||
#
|
||||
#if defined(BOOST_HAS_PRAGMA_ONCE)
|
||||
# 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 {
|
||||
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
class interprocess_tester;
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
|
||||
class shm_named_recursive_mutex
|
||||
{
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
//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 &);
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
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);
|
||||
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
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()); }
|
||||
typedef ipcdetail::managed_open_or_create_impl<shared_memory_object, 0, true, false> open_create_impl_t;
|
||||
open_create_impl_t m_shmem;
|
||||
typedef named_creation_functor<interprocess_recursive_mutex> construct_func_t;
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
};
|
||||
|
||||
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) +
|
||||
open_create_impl_t::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) +
|
||||
open_create_impl_t::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)
|
||||
{ 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
|
||||
@@ -0,0 +1,138 @@
|
||||
//////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// (C) Copyright Ion Gaztanaga 2005-2012. 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
|
||||
|
||||
#ifndef BOOST_CONFIG_HPP
|
||||
# include <boost/config.hpp>
|
||||
#endif
|
||||
#
|
||||
#if defined(BOOST_HAS_PRAGMA_ONCE)
|
||||
# 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
|
||||
{
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
|
||||
//Non-copyable
|
||||
shm_named_semaphore();
|
||||
shm_named_semaphore(const shm_named_semaphore &);
|
||||
shm_named_semaphore &operator=(const shm_named_semaphore &);
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
|
||||
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);
|
||||
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
private:
|
||||
friend class interprocess_tester;
|
||||
void dont_close_on_destruction();
|
||||
|
||||
interprocess_semaphore *semaphore() const
|
||||
{ return static_cast<interprocess_semaphore*>(m_shmem.get_user_address()); }
|
||||
|
||||
typedef ipcdetail::managed_open_or_create_impl<shared_memory_object, 0, true, false> open_create_impl_t;
|
||||
open_create_impl_t m_shmem;
|
||||
typedef named_creation_functor<interprocess_semaphore, int> construct_func_t;
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
};
|
||||
|
||||
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) +
|
||||
open_create_impl_t::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) +
|
||||
open_create_impl_t::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)
|
||||
{ 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
|
||||
+357
@@ -0,0 +1,357 @@
|
||||
//////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// (C) Copyright Ion Gaztanaga 2005-2012. 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
|
||||
|
||||
#ifndef BOOST_CONFIG_HPP
|
||||
# include <boost/config.hpp>
|
||||
#endif
|
||||
#
|
||||
#if defined(BOOST_HAS_PRAGMA_ONCE)
|
||||
# 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 {
|
||||
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
namespace ipcdetail{ class interprocess_tester; }
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
|
||||
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
|
||||
{
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
//Non-copyable
|
||||
named_upgradable_mutex();
|
||||
named_upgradable_mutex(const named_upgradable_mutex &);
|
||||
named_upgradable_mutex &operator=(const named_upgradable_mutex &);
|
||||
friend class named_condition;
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
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);
|
||||
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
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()); }
|
||||
|
||||
typedef ipcdetail::managed_open_or_create_impl<shared_memory_object, 0, true, false> open_create_impl_t;
|
||||
open_create_impl_t m_shmem;
|
||||
typedef ipcdetail::named_creation_functor<interprocess_upgradable_mutex> construct_func_t;
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
};
|
||||
|
||||
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
||||
|
||||
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) +
|
||||
open_create_impl_t::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) +
|
||||
open_create_impl_t::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)
|
||||
{ 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)
|
||||
{ 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)
|
||||
{ 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); }
|
||||
|
||||
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
||||
|
||||
} //namespace interprocess {
|
||||
} //namespace boost {
|
||||
|
||||
#include <boost/interprocess/detail/config_end.hpp>
|
||||
|
||||
#endif //BOOST_INTERPROCESS_NAMED_UPGRADABLE_MUTEX_HPP
|
||||
Reference in New Issue
Block a user