65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
#ifndef BOOST_PTHREAD_MUTEX_SCOPED_LOCK_HPP
|
|
#define BOOST_PTHREAD_MUTEX_SCOPED_LOCK_HPP
|
|
// (C) Copyright 2007-8 Anthony Williams
|
|
//
|
|
// 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)
|
|
|
|
#include <pthread.h>
|
|
#include <boost/assert.hpp>
|
|
|
|
#include <boost/config/abi_prefix.hpp>
|
|
|
|
namespace boost
|
|
{
|
|
namespace pthread
|
|
{
|
|
class pthread_mutex_scoped_lock
|
|
{
|
|
pthread_mutex_t* m;
|
|
bool locked;
|
|
public:
|
|
explicit pthread_mutex_scoped_lock(pthread_mutex_t* m_):
|
|
m(m_),locked(true)
|
|
{
|
|
BOOST_VERIFY(!pthread_mutex_lock(m));
|
|
}
|
|
void unlock()
|
|
{
|
|
BOOST_VERIFY(!pthread_mutex_unlock(m));
|
|
locked=false;
|
|
}
|
|
|
|
~pthread_mutex_scoped_lock()
|
|
{
|
|
if(locked)
|
|
{
|
|
unlock();
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
class pthread_mutex_scoped_unlock
|
|
{
|
|
pthread_mutex_t* m;
|
|
public:
|
|
explicit pthread_mutex_scoped_unlock(pthread_mutex_t* m_):
|
|
m(m_)
|
|
{
|
|
BOOST_VERIFY(!pthread_mutex_unlock(m));
|
|
}
|
|
~pthread_mutex_scoped_unlock()
|
|
{
|
|
BOOST_VERIFY(!pthread_mutex_lock(m));
|
|
}
|
|
|
|
};
|
|
}
|
|
}
|
|
|
|
#include <boost/config/abi_suffix.hpp>
|
|
|
|
#endif
|