Migration from SVN

smp/src/thread.h

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+/*
+<thread.h>
+Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2012
+
+Alexandre Quemy
+
+This software is governed by the CeCILL license under French law and
+abiding by the rules of distribution of free software.  You can  ue,
+modify and/ or redistribute the software under the terms of the CeCILL
+license as circulated by CEA, CNRS and INRIA at the following URL
+"http://www.cecill.info".
+
+In this respect, the user's attention is drawn to the risks associated
+with loading,  using,  modifying and/or developing or reproducing the
+software by the user in light of its specific status of free software,
+that may mean  that it is complicated to manipulate,  and  that  also
+therefore means  that it is reserved for developers  and  experienced
+professionals having in-depth computer knowledge. Users are therefore
+encouraged to load and test the software's suitability as regards their
+requirements in conditions enabling the security of their systems and/or
+data to be ensured and,  more generally, to use and operate it in the
+same conditions as regards security.
+The fact that you are presently reading this means that you have had
+knowledge of the CeCILL license and that you accept its terms.
+
+ParadisEO WebSite : http://paradiseo.gforge.inria.fr
+Contact: paradiseo-help@lists.gforge.inria.fr
+*/
+
+#ifndef THREAD_H_
+#define THREAD_H_
+
+#include <iostream>
+#include <thread>
+#include <vector>
+
+namespace paradiseo
+{
+namespace smp
+{
+/** 
+A thread class which encapsulate the std::thread behaviour for more flexibility
+@see smp::Worker, smp::MWModel
+*/
+class Thread
+{
+public:
+    /**
+     * Default constructor
+     */
+    Thread() = default;
+    
+    /**
+     * Constructor that will immediatly start the thread
+     * @param f represente any callable object such as function or class method
+     * @param args... reference object and parameters for f
+     */
+    template< class Callable, class... Args >
+    explicit Thread(Callable&& f, Args&&... args) : t(std::thread(std::forward<Callable>(f), std::forward<Args>(args)...)) {}
+    
+    Thread(Thread&& other);
+    
+    Thread(const Thread&) = delete;
+    Thread& operator=(const Thread&) = delete;
+
+    virtual ~Thread() = default;
+    
+    Thread& operator=(Thread&& other);
+    
+    /**
+     * Start the thread according to parameters
+     * If the thread is running, it will wait until the end of its task
+     * @param f represente any callable object such as function or class method
+     * @param args... reference object and parameters for f
+     */
+    template<class Callable,class... Args>
+    void start(Callable&& f,Args&&... args);
+    
+    /**
+     * Get the id of the thread
+     * @return id of the thread
+     */
+    const std::thread::id getId() const;
+    
+    /**
+     * Get the state of the thread
+     * @return true if the thread is running, false otherwise
+     */
+    bool joinable() const;
+    
+    /**
+     * Wait until the end of the task
+     */
+    void join();
+    
+    static int hardware_concurrency();
+
+protected:
+    std::thread t;
+};
+
+template<class Callable,class... Args>
+    void paradiseo::smp::Thread::start(Callable&& f,Args&&... args) 
+    {
+        t = std::thread(std::forward<Callable>(f), std::forward<Args>(args)...);     
+    }
+
+}
+
+}
+
+#endif /*THREAD_H_*/