--- /dev/null
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation. See file COPYING.
+ *
+ */
+
+// For ceph_timespec
+#include "ceph_time.h"
+#include "config.h"
+
+#if defined(DARWIN)
+int clock_gettime(int clk_id, struct timespec *tp)
+{
+ if (clk_id == CALENDAR_CLOCK) {
+ // gettimeofday is much faster than clock_get_time
+ struct timeval now;
+ int ret = gettimeofday(&now, NULL);
+ if (ret)
+ return ret;
+ tp->tv_sec = now.tv_sec;
+ tp->tv_nsec = now.tv_usec * 1000L;
+ } else {
+ clock_serv_t cclock;
+ mach_timespec_t mts;
+
+ host_get_clock_service(mach_host_self(), clk_id, &cclock);
+ clock_get_time(cclock, &mts);
+ mach_port_deallocate(mach_task_self(), cclock);
+
+ tp->tv_sec = mts.tv_sec;
+ tp->tv_nsec = mts.tv_nsec;
+ }
+ return 0;
+}
+#endif
+
+namespace ceph {
+ namespace time_detail {
+ void real_clock::to_ceph_timespec(const time_point& t,
+ struct ceph_timespec& ts) {
+ ts.tv_sec = to_time_t(t);
+ ts.tv_nsec = (t.time_since_epoch() % seconds(1)).count();
+ }
+ struct ceph_timespec real_clock::to_ceph_timespec(const time_point& t) {
+ struct ceph_timespec ts;
+ to_ceph_timespec(t, ts);
+ return ts;
+ }
+ real_clock::time_point real_clock::from_ceph_timespec(
+ const struct ceph_timespec& ts) {
+ return time_point(seconds(ts.tv_sec) + nanoseconds(ts.tv_nsec));
+ }
+
+ void coarse_real_clock::to_ceph_timespec(const time_point& t,
+ struct ceph_timespec& ts) {
+ ts.tv_sec = to_time_t(t);
+ ts.tv_nsec = (t.time_since_epoch() % seconds(1)).count();
+ }
+ struct ceph_timespec coarse_real_clock::to_ceph_timespec(
+ const time_point& t) {
+ struct ceph_timespec ts;
+ to_ceph_timespec(t, ts);
+ return ts;
+ }
+ coarse_real_clock::time_point coarse_real_clock::from_ceph_timespec(
+ const struct ceph_timespec& ts) {
+ return time_point(seconds(ts.tv_sec) + nanoseconds(ts.tv_nsec));
+ }
+ }
+
+ using std::chrono::duration_cast;
+ using std::chrono::seconds;
+ using std::chrono::microseconds;
+
+ template<typename Clock,
+ typename std::enable_if<Clock::is_steady>::type*>
+ std::ostream& operator<<(std::ostream& m,
+ const std::chrono::time_point<Clock>& t) {
+ return m << std::chrono::duration<double>(t.time_since_epoch()).count()
+ << "s";
+ }
+
+ std::ostream& operator<<(std::ostream& m, const timespan& t) {
+ return m << std::chrono::duration<double>(t).count() << "s";
+ }
+
+ template<typename Clock,
+ typename std::enable_if<!Clock::is_steady>::type*>
+ std::ostream& operator<<(std::ostream& m,
+ const std::chrono::time_point<Clock>& t) {
+ m.setf(std::ios::right);
+ char oldfill = m.fill();
+ m.fill('0');
+ // localtime. this looks like an absolute time.
+ // aim for http://en.wikipedia.org/wiki/ISO_8601
+ struct tm bdt;
+ time_t tt = Clock::to_time_t(t);
+ localtime_r(&tt, &bdt);
+ m << std::setw(4) << (bdt.tm_year+1900) // 2007 -> '07'
+ << '-' << std::setw(2) << (bdt.tm_mon+1)
+ << '-' << std::setw(2) << bdt.tm_mday
+ << ' '
+ << std::setw(2) << bdt.tm_hour
+ << ':' << std::setw(2) << bdt.tm_min
+ << ':' << std::setw(2) << bdt.tm_sec
+ << "." << std::setw(6) << duration_cast<microseconds>(
+ t.time_since_epoch() % seconds(1));
+ m.fill(oldfill);
+ m.unsetf(std::ios::right);
+ return m;
+ }
+
+ template std::ostream&
+ operator<< <mono_clock>(std::ostream& m, const mono_time& t);
+ template std::ostream&
+ operator<< <real_clock>(std::ostream& m, const real_time& t);
+ template std::ostream&
+ operator<< <coarse_mono_clock>(std::ostream& m, const coarse_mono_time& t);
+ template std::ostream&
+ operator<< <coarse_real_clock>(std::ostream& m, const coarse_real_time& t);
+}