HasCacBDD-0.1.0.0: cpp/Timer.h

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/*****************************************************************************
written by
   Guanfeng Lv, last updated 10/26/2012
*****************************************************************************/

#ifndef __TIMER__
#define __TIMER__

#define WIN

#ifdef WIN
  #include <time.h>
#else
  #include <sys/time.h>
  #include "sys/resource.h"
#endif

class Timer{
public:
    static double GetTime(void)
    {
#ifndef WIN
        struct rusage ru;
        getrusage(RUSAGE_SELF, &ru);
        return ( ru.ru_utime.tv_sec*1000 +
            ru.ru_utime.tv_usec/1000+
            ru.ru_stime.tv_sec*1000 +
            ru.ru_stime.tv_usec/1000 ) / 1000.0;
#else
        clock_t c = clock();
        double r = (double)(c) / CLOCKS_PER_SEC;
        return r;
#endif
    };
};

#endif