/*
 * timer.c
 *
 * Summary:  Used for internal timing.
 */

#if defined(LINUX)
#include <sys/time.h>
#include <unistd.h>
#elif defined(SUN)
#include <time.h>
#else
#include <sys/time.h>
#endif
#include "timer.h"

double time_of_day(void)
{
  struct timeval tm;
  struct timezone tz;

  gettimeofday(&tm, &tz);
  return((double)(tm.tv_sec) + (double)(tm.tv_usec)/1000000.0);
}