/** @file
 *
 * @par History
 */


#include "wallclock.h"

#ifndef _WIN32
#include <sys/time.h>
#else
#include <ctime>
#endif

namespace Pol
{
namespace Clib
{
#ifdef _WIN32
wallclock_t wallclock()
{
  return clock();
}
wallclock_diff_t wallclock_diff_ms( wallclock_t start, wallclock_t finish )
{
  return ( ( finish - start ) * 1000L / CLOCKS_PER_SEC );
}

#else

wallclock_t wallclock()
{
  struct timeval tmv;
  struct timezone tz;
  gettimeofday( &tmv, &tz );
  return ( tmv.tv_sec ) * 1000 + tmv.tv_usec / 1000L;
}
wallclock_diff_t wallclock_diff_ms( wallclock_t start, wallclock_t finish )
{
  return finish - start;
}

#endif
}
}