2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 * Authors: Nathan Binkert
31 #include <sys/types.h>
37 #include "base/time.hh"
47 convert(const timeval
&tv
)
49 return (double)tv
.tv_sec
+ (double)tv
.tv_usec
/ 1000000.0;
52 Time::Time(bool set_now
)
59 Time::Time(const timeval
&val
)
65 Time::Time(const Time
&val
)
85 ::gettimeofday(&time
->tv
, NULL
);
89 Time::set(const timeval
&tv
)
91 memcpy(&time
->tv
, &tv
, sizeof(timeval
));
95 Time::operator()() const
97 return convert(get());
101 Time::date(string format
) const
103 const timeval
&tv
= get();
104 time_t sec
= tv
.tv_sec
;
107 if (format
.empty()) {
113 struct tm
*tm
= localtime(&sec
);
114 strftime(buf
, sizeof(buf
), format
.c_str(), tm
);
119 operator<<(ostream
&out
, const Time
&start
)
126 operator-(const Time
&l
, const Time
&r
)
129 timersub(&l
.get(), &r
.get(), &tv
);
133 const Time
Time::start(true);