+#elif defined(_WIN32)
+ HANDLE h = GetCurrentProcess();
+ FILETIME creationTime, exitTime, kernelTime, userTime;
+ GetProcessTimes(h, &creationTime, &exitTime, &kernelTime, &userTime);
+ w32_times_to_timeval(&timer->stop, &kernelTime, &userTime);
+#endif
+}
+
+void xbt_os_threadtimer_start(xbt_os_timer_t timer)
+{
+#if HAVE_POSIX_GETTIME
+ timer->elapse.tv_sec = 0;
+ timer->elapse.tv_nsec = 0;
+ clock_gettime(CLOCK_THREAD_CPUTIME_ID, &(timer->start));
+#elif HAVE_GETTIMEOFDAY && defined(__MACH__) && defined(__APPLE__)
+ timer->elapse.tv_sec = 0;
+ timer->elapse.tv_usec = 0;
+ mach_msg_type_number_t count = THREAD_BASIC_INFO_COUNT;
+ thread_basic_info_data_t thi_data;
+ thread_basic_info_t thi = &thi_data;
+ thread_info(mach_thread_self(), THREAD_BASIC_INFO, (thread_info_t)thi, &count);
+ timer->start.tv_usec = thi->system_time.microseconds + thi->user_time.microseconds;
+ timer->start.tv_sec = thi->system_time.seconds + thi->user_time.seconds;
+#elif HAVE_GETTIMEOFDAY //return time and not cputime in this case
+ timer->elapse.tv_sec = 0;
+ timer->elapse.tv_usec = 0;
+ gettimeofday(&(timer->start), NULL);
+#elif defined(_WIN32)
+ HANDLE h = GetCurrentThread();
+ FILETIME creationTime, exitTime, kernelTime, userTime;
+ GetThreadTimes(h, &creationTime, &exitTime, &kernelTime, &userTime);
+ w32_times_to_timeval(&timer->start, &kernelTime, &userTime);