-
Notifications
You must be signed in to change notification settings - Fork 1.1k
/
time_helpers.h
44 lines (40 loc) · 1.56 KB
/
time_helpers.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
/*
* Copyright 2009-2010 10gen, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef TIME_HELPERS_H
#define TIME_HELPERS_H
#include <time.h>
/*
* Some helpers for dealing with time stuff in a cross platform way.
*/
#if defined(WIN32) || defined(_MSC_VER)
#if defined(_MSC_VER) && (_MSC_VER >= 1400)
#define GMTIME_INVERSE(time_struct) _mkgmtime64(time_struct)
#define GMTIME(timeinfo, seconds) gmtime_s((timeinfo), (seconds))
#define LOCALTIME(timeinfo, seconds) localtime_s((timeinfo), (seconds))
#else
/* No mkgmtime on MSVC before VS 2005.
* This is terribly gross (see time_helpers.c). */
time_t mkgmtime(const struct tm* tmp);
#define GMTIME_INVERSE(time_struct) mkgmtime((time_struct))
#define GMTIME(timeinfo, seconds) *(timeinfo) = *(gmtime((seconds))), 0
#define LOCALTIME(timeinfo, seconds) *(timeinfo) = *(localtime((seconds))), 0
#endif
#else
#define GMTIME_INVERSE(time_struct) timegm((time_struct))
#define GMTIME(timeinfo, seconds) gmtime_r((seconds), (timeinfo)), 0
#define LOCALTIME(timeinfo, seconds) localtime_r((seconds), (timeinfo)), 0
#endif
#endif