Semaphore.hpp

// Copyright (C) 2017 Jérôme Leclercq
// This file is part of the "Nazara Engine - Core module"
// For conditions of distribution and use, see copyright notice in Config.hpp

#pragma once

#ifndef NAZARA_SEMAPHORE_HPP
#define NAZARA_SEMAPHORE_HPP

#include <Nazara/Prerequesites.hpp>
#include <Nazara/Core/MovablePtr.hpp>

namespace Nz
{
    class SemaphoreImpl;

    class NAZARA_CORE_API Semaphore
    {
        public:
            Semaphore(unsigned int count);
            Semaphore(const Semaphore&) = delete;
            Semaphore(Semaphore&&) noexcept = default;
            ~Semaphore();

            unsigned int GetCount() const;

            void Post();

            void Wait();
            bool Wait(UInt32 timeout);

            Semaphore& operator=(const Semaphore&) = delete;
            Semaphore& operator=(Semaphore&&) noexcept = default;

        private:
            MovablePtr<SemaphoreImpl> m_impl;
    };
}

#endif // NAZARA_SEMAPHORE_HPP