115 lines
3.5 KiB
Plaintext
115 lines
3.5 KiB
Plaintext
//////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// (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_POSIX_NAMED_MUTEX_HPP
|
|
#define BOOST_INTERPROCESS_POSIX_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/sync/posix/named_semaphore.hpp>
|
|
|
|
namespace boost {
|
|
namespace interprocess {
|
|
namespace ipcdetail {
|
|
|
|
class named_condition;
|
|
|
|
class posix_named_mutex
|
|
{
|
|
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
|
|
|
posix_named_mutex();
|
|
posix_named_mutex(const posix_named_mutex &);
|
|
posix_named_mutex &operator=(const posix_named_mutex &);
|
|
friend class named_condition;
|
|
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
|
|
|
public:
|
|
posix_named_mutex(create_only_t create_only, const char *name, const permissions &perm = permissions());
|
|
|
|
posix_named_mutex(open_or_create_t open_or_create, const char *name, const permissions &perm = permissions());
|
|
|
|
posix_named_mutex(open_only_t open_only, const char *name);
|
|
|
|
~posix_named_mutex();
|
|
|
|
void unlock();
|
|
void lock();
|
|
bool try_lock();
|
|
bool timed_lock(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();
|
|
|
|
posix_named_semaphore m_sem;
|
|
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
|
};
|
|
|
|
#if !defined(BOOST_INTERPROCESS_DOXYGEN_INVOKED)
|
|
|
|
inline posix_named_mutex::posix_named_mutex(create_only_t, const char *name, const permissions &perm)
|
|
: m_sem(create_only, name, 1, perm)
|
|
{}
|
|
|
|
inline posix_named_mutex::posix_named_mutex(open_or_create_t, const char *name, const permissions &perm)
|
|
: m_sem(open_or_create, name, 1, perm)
|
|
{}
|
|
|
|
inline posix_named_mutex::posix_named_mutex(open_only_t, const char *name)
|
|
: m_sem(open_only, name)
|
|
{}
|
|
|
|
inline void posix_named_mutex::dont_close_on_destruction()
|
|
{ interprocess_tester::dont_close_on_destruction(m_sem); }
|
|
|
|
inline posix_named_mutex::~posix_named_mutex()
|
|
{}
|
|
|
|
inline void posix_named_mutex::lock()
|
|
{ m_sem.wait(); }
|
|
|
|
inline void posix_named_mutex::unlock()
|
|
{ m_sem.post(); }
|
|
|
|
inline bool posix_named_mutex::try_lock()
|
|
{ return m_sem.try_wait(); }
|
|
|
|
inline bool posix_named_mutex::timed_lock(const boost::posix_time::ptime &abs_time)
|
|
{ return m_sem.timed_wait(abs_time); }
|
|
|
|
inline bool posix_named_mutex::remove(const char *name)
|
|
{ return posix_named_semaphore::remove(name); }
|
|
|
|
#endif //#ifndef BOOST_INTERPROCESS_DOXYGEN_INVOKED
|
|
|
|
} //namespace ipcdetail {
|
|
} //namespace interprocess {
|
|
} //namespace boost {
|
|
|
|
#include <boost/interprocess/detail/config_end.hpp>
|
|
|
|
#endif //BOOST_INTERPROCESS_POSIX_NAMED_MUTEX_HPP
|