Sha256: e87ae5a4646ea291e62915eb01f1786558e44386de513574fc42cd801e07a88d
Contents?: true
Size: 1.16 KB
Versions: 170
Compression:
Stored size: 1.16 KB
Contents
// Copyright (C) 2001-2003
// Mac Murrett
//
// 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 for most recent version including documentation.
#ifndef BOOST_SINGLETON_MJM012402_HPP
#define BOOST_SINGLETON_MJM012402_HPP
#include <boost/thread/detail/config.hpp>
namespace boost {
namespace detail {
namespace thread {
// class singleton has the same goal as all singletons: create one instance of
// a class on demand, then dish it out as requested.
template <class T>
class singleton : private T
{
private:
singleton();
~singleton();
public:
static T &instance();
};
template <class T>
inline singleton<T>::singleton()
{
/* no-op */
}
template <class T>
inline singleton<T>::~singleton()
{
/* no-op */
}
template <class T>
/*static*/ T &singleton<T>::instance()
{
// function-local static to force this to work correctly at static
// initialization time.
static singleton<T> s_oT;
return(s_oT);
}
} // namespace thread
} // namespace detail
} // namespace boost
#endif // BOOST_SINGLETON_MJM012402_HPP
Version data entries
170 entries across 170 versions & 6 rubygems