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/*
* Copyright (C) 2005-2013 Team XBMC
* http://xbmc.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with XBMC; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#pragma once
namespace XbmcThreads
{
/**
* Any class that inherits from NonCopyable will ... not be copyable (Duh!)
*/
class NonCopyable
{
inline NonCopyable(const NonCopyable& ) {}
inline NonCopyable& operator=(const NonCopyable& ) { return *this; }
public:
inline NonCopyable() {}
};
/**
* This will create a new predicate from an old predicate P with
* inverse truth value. This predicate is safe to use in a
* TightConditionVariable<P>
*/
template <class P> class InversePredicate
{
P predicate;
public:
inline InversePredicate(P predicate_) : predicate(predicate_) {}
inline InversePredicate(const InversePredicate<P>& other) : predicate(other.predicate) {}
inline InversePredicate<P>& operator=(InversePredicate<P>& other) { predicate = other.predicate; }
inline bool operator!() const { return !(!predicate); }
};
}
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