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/*
* Created by Phil on 05/08/2013.
* Copyright 2013 Two Blue Cubes Ltd. All rights reserved.
*
* Distributed under the Boost Software License, Version 1.0. (See accompanying
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
#include "catch_timer.h"
#include "catch_platform.h"
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wc++11-long-long"
#endif
#ifdef CATCH_PLATFORM_WINDOWS
#include <windows.h>
#else
#include <sys/time.h>
#endif
namespace Catch {
namespace {
#ifdef CATCH_PLATFORM_WINDOWS
uint64_t getCurrentTicks() {
static uint64_t hz=0, hzo=0;
if (!hz) {
QueryPerformanceFrequency((LARGE_INTEGER*)&hz);
QueryPerformanceCounter((LARGE_INTEGER*)&hzo);
}
uint64_t t;
QueryPerformanceCounter((LARGE_INTEGER*)&t);
return ((t-hzo)*1000000)/hz;
}
#else
uint64_t getCurrentTicks() {
timeval t;
gettimeofday(&t,NULL);
return (uint64_t)t.tv_sec * 1000000ull + (uint64_t)t.tv_usec;
}
#endif
}
void Timer::start() {
m_ticks = getCurrentTicks();
}
unsigned int Timer::getElapsedNanoseconds() const {
return (unsigned int)(getCurrentTicks() - m_ticks);
}
unsigned int Timer::getElapsedMilliseconds() const {
return (unsigned int)((getCurrentTicks() - m_ticks)/1000);
}
double Timer::getElapsedSeconds() const {
return (getCurrentTicks() - m_ticks)/1000000.0;
}
} // namespace Catch
#ifdef __clang__
#pragma clang diagnostic pop
#endif
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