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Merge commit '20da8bbe504c0b81f6f3aff5b23f5bc3ee97d3f4' into lite

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tqchen 2015-04-19 00:05:15 -07:00
commit eb7cccffa4
1 changed files with 7 additions and 1 deletions
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8
subtree/rabit/include/rabit/timer.h
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@ -18,7 +18,8 @@ namespace utils {
* \brief return time in seconds, not cross platform, avoid to use this in most places
*/
inline double GetTime(void) {
#ifdef __MACH__
// TODO: use c++11 chrono when c++11 was available
#ifdef __MACH__
clock_serv_t cclock;
mach_timespec_t mts;
host_get_clock_service(mach_host_self(), CALENDAR_CLOCK, &cclock);
@ -26,9 +27,14 @@ inline double GetTime(void) {
mach_port_deallocate(mach_task_self(), cclock);
return static_cast<double>(mts.tv_sec) + static_cast<double>(mts.tv_nsec) * 1e-9;
#else
#if defined(__unix__) || defined(__linux__)
timespec ts;
utils::Check(clock_gettime(CLOCK_REALTIME, &ts) == 0, "failed to get time");
return static_cast<double>(ts.tv_sec) + static_cast<double>(ts.tv_nsec) * 1e-9;
#else
// TODO: add MSVC macro, and MSVC timer
return static_cast<double>(time(NULL));
#endif
#endif
}
} // namespace utils