ScopedLock.h

#ifndef CARMA_UTIL_SCOPED_LOCK_H
#define CARMA_UTIL_SCOPED_LOCK_H


#include "carma/util/posixErrors.h"


namespace carma {
namespace util {



template< typename M >
class ScopedLock {
    public:


        explicit ScopedLock( M & m );



        /* virtual */ ~ScopedLock( );

    private:
        // no copying
        ScopedLock( const ScopedLock & );
        ScopedLock & operator=( const ScopedLock & );

        M & m_;
};


}  // namespace carma::util
}  // namespace carma


// ******* Below here is simply implementation *******

template< typename M >
inline
carma::util::ScopedLock< M >::ScopedLock( M & m ) :
m_( m )
{
    lockMutex( m );
}


template< typename M >
inline
carma::util::ScopedLock< M >::~ScopedLock( )
try {
    logIfPosixError( unlockMutexNoThrow( m_ ) );
} catch ( ... ) {
    // just stifle any exceptions
    
    return;
}


#endif