LinuxRecursivePosixMutexSpecialization.hh

//********************************************************************
//*** Thread/LinuxRecursivePosixMutexSpecialization.hh
//*** Copyright (c) 2003-2009 by Markus Winand <mws@fatalmind.com>
//*** $Id: LinuxRecursivePosixMutexSpecialization.hh,v 1.8 2009-03-02 14:16:46 mws Exp $
//********************************************************************

#ifndef INCLUDED_LINUXRECURSIVEPOSIXMUTEXSPECIALIZATION_H
#define INCLUDED_LINUXRECURSIVEPOSIXMUTEXSPECIALIZATION_H

#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif

#ifdef HAVE_PTHREAD_MUTEXATTR_SETTYPE
#ifdef HAVE_PTHREAD_MUTEX_RECURSIVE_NP

#ifndef INCLUDED_ERRNO_H
#include "../Exceptions/Errno.hh"
#endif

#include <pthread.h>

namespace fatalmind {

class LinuxRecursivePosixMutexSpecialization {
    public:
        inline void recursive_ok() {
        }

    protected:
        LinuxRecursivePosixMutexSpecialization() {
            Errno::ThrowOnError(
                pthread_mutexattr_init(&d_mutexattr)
            );
            Errno::ThrowOnError(
                pthread_mutexattr_settype(&d_mutexattr
                    , PTHREAD_MUTEX_RECURSIVE_NP
                )
            );
        }

        inline pthread_mutexattr_t* getAttr() {
            return &d_mutexattr;
        }

        ~LinuxRecursivePosixMutexSpecialization() {
            pthread_mutexattr_destroy(&d_mutexattr);
        }
    protected:
         pthread_mutexattr_t d_mutexattr;
};

} // namespace fatalmind

#endif // HAVE_HAVE_PTHREAD_MUTEX_RECURSIVE_NP
#endif // HAVE_PTHREAD_MUTEXATTR_SETTYPE

#endif

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