SigHand.hh

//********************************************************************
//*** Thread/Sighand.hh
//*** Copyright (c) 2003-2009 by Markus Winand <mws@fatalmind.com>
//*** $Id: SigHand.hh,v 1.5 2009-03-02 14:16:46 mws Exp $
//********************************************************************
#ifndef INCLUDED_SIGHAND_HH
#define INCLUDED_SIGHAND_HH

#include <map>
#include <memory>

#ifndef INCLUDED_GC_PTR_HH
#include "mm/gc_ptr.hh"
#endif

#ifndef INCLUDED_TASK_HH
#include "Thread/Task.hh"
#endif

namespace fatalmind {

class SigHand {
    public:
        typedef int id_t;
        typedef int sig_t;
        id_t setHandler(std::auto_ptr<Task> task);
        std::auto_ptr<Task> removeHandler(id_t);

        static SigHand& getInstance(sig_t);
    private:
        static void jumpinpoint(sig_t);
        void handle();
        SigHand(sig_t);
        SigHand(const SigHand&);

        typedef std::map<sig_t, gc_ptr<SigHand> > map_t;
        static map_t _sighand;

        typedef std::map<id_t, gc_ptr<Task> > tasks_t;
        tasks_t _tasks;
        id_t _nextid;
        sig_t _sig;
};

} // namespace fatalmind
#endif

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