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//========================================================================
//
// GooTimer.cc
//
// Copyright 2005 Jonathan Blandford <jrb@redhat.com>
// Inspired by gtimer.c in glib, which is Copyright 2000 by the GLib Team
//
//========================================================================
#include <config.h>
#ifdef USE_GCC_PRAGMAS
#pragma implementation
#endif
#include <string.h>
#include "GooTimer.h"
//------------------------------------------------------------------------
// GooTimer
//------------------------------------------------------------------------
GooTimer::GooTimer() {
gettimeofday (&start, NULL);
active = true;
}
void
GooTimer::stop() {
gettimeofday (&end, NULL);
active = false;
}
#define USEC_PER_SEC 1000000
double
GooTimer::getElapsed ()
{
double total;
struct timeval elapsed;
if (active)
gettimeofday (&end, NULL);
if (start.tv_usec > end.tv_usec)
{
end.tv_usec += USEC_PER_SEC;
end.tv_sec--;
}
elapsed.tv_usec = end.tv_usec - start.tv_usec;
elapsed.tv_sec = end.tv_sec - start.tv_sec;
total = elapsed.tv_sec + ((double) elapsed.tv_usec / 1e6);
if (total < 0)
{
total = 0;
}
return total;
}
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