Initial Commit

.svn/pristine/d2/d2eff8c24b7312a4fc7a3355646d961055eb16f5.svn-base

@@ -0,0 +1,114 @@
+//////////////////////////////////////////////////////////////////////////////
+//
+// (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