boost/interprocess/detail/os_thread_functions.hpp
//////////////////////////////////////////////////////////////////////////////
//
// (C) Copyright Ion Gaztanaga 2005-2008. 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_DETAIL_OS_THREAD_FUNCTIONS_HPP
#define BOOST_INTERPROCESS_DETAIL_OS_THREAD_FUNCTIONS_HPP
#include <boost/interprocess/detail/config_begin.hpp>
#include <boost/interprocess/detail/workaround.hpp>
#if (defined BOOST_WINDOWS) && !(defined BOOST_DISABLE_WIN32)
# include <boost/interprocess/detail/win32_api.hpp>
#else
# ifdef BOOST_HAS_UNISTD_H
# include <pthread.h>
# include <unistd.h>
# include <sched.h>
# else
# error Unknown platform
# endif
#endif
namespace boost {
namespace interprocess {
namespace detail{
#if (defined BOOST_WINDOWS) && !(defined BOOST_DISABLE_WIN32)
typedef unsigned long OS_process_id_t;
typedef unsigned long OS_thread_id_t;
inline OS_process_id_t get_current_process_id()
{ return winapi::get_current_process_id(); }
inline OS_thread_id_t get_current_thread_id()
{ return winapi::get_current_thread_id(); }
inline OS_thread_id_t get_invalid_thread_id()
{ return OS_thread_id_t(0xffffffff); }
inline bool equal_thread_id(OS_thread_id_t id1, OS_thread_id_t id2)
{ return id1 == id2; }
inline void thread_yield()
{ winapi::sched_yield(); }
#else //#if (defined BOOST_WINDOWS) && !(defined BOOST_DISABLE_WIN32)
typedef pthread_t OS_thread_id_t;
typedef int OS_process_id_t;
inline OS_process_id_t get_current_process_id()
{ return getpid(); }
inline pthread_t get_current_thread_id()
{ return pthread_self(); }
inline OS_thread_id_t get_invalid_thread_id()
{
static pthread_t invalid_id;
return invalid_id;
}
inline bool equal_thread_id(OS_thread_id_t id1, OS_thread_id_t id2)
{ return 0 != pthread_equal(id1, id2); }
inline void thread_yield()
{ sched_yield(); }
#endif //#if (defined BOOST_WINDOWS) && !(defined BOOST_DISABLE_WIN32)
} //namespace detail{
} //namespace interprocess {
} //namespace boost {
#include <boost/interprocess/detail/config_end.hpp>
#endif //BOOST_INTERPROCESS_DETAIL_OS_THREAD_FUNCTIONS_HPP