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-/*
- * Copyright (c) 2003-2005 The Regents of The University of Michigan
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met: redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer;
- * redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution;
- * neither the name of the copyright holders nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <sys/types.h>
-#include <sys/time.h>
-#include <time.h>
-#include <iostream>
-#include <string>
-
-#include "base/time.hh"
-
-using namespace std;
-
-struct _timeval
-{
- timeval tv;
-};
-
-double
-convert(const timeval &tv)
-{
- return (double)tv.tv_sec + (double)tv.tv_usec / 1000000.0;
-}
-
-Time::Time(bool set_now)
-{
- time = new _timeval;
- if (set_now)
- set();
-}
-
-Time::Time(const timeval &val)
-{
- time = new _timeval;
- set(val);
-}
-
-Time::Time(const Time &val)
-{
- time = new _timeval;
- set(val.get());
-}
-
-Time::~Time()
-{
- delete time;
-}
-
-const timeval &
-Time::get() const
-{
- return time->tv;
-}
-
-void
-Time::set()
-{
- ::gettimeofday(&time->tv, NULL);
-}
-
-void
-Time::set(const timeval &tv)
-{
- memcpy(&time->tv, &tv, sizeof(timeval));
-}
-
-double
-Time::operator()() const
-{
- return convert(get());
-}
-
-string
-Time::date(string format) const
-{
- const timeval &tv = get();
- time_t sec = tv.tv_sec;
- char buf[256];
-
- if (format.empty()) {
- ctime_r(&sec, buf);
- buf[24] = '\0';
- return buf;
- }
-
- struct tm *tm = localtime(&sec);
- strftime(buf, sizeof(buf), format.c_str(), tm);
- return buf;
-}
-
-ostream &
-operator<<(ostream &out, const Time &start)
-{
- out << start.date();
- return out;
-}
-
-Time
-operator-(const Time &l, const Time &r)
-{
- timeval tv;
- timersub(&l.get(), &r.get(), &tv);
- return tv;
-}
-
-const Time Time::start(true);