blob: b724f3b38de610ee3d07d41699a1d01955bb6b7e (
plain)
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
45
46
47
48
49
|
/* Reentrant time functions like localtime_r.
Copyright (C) 2003, 2006-2007, 2010-2024 Free Software Foundation, Inc.
This file is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
This file is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Paul Eggert. */
#include <config.h>
#include <time.h>
/* The replacement functions in this file are only used on native Windows.
They are multithread-safe, because the gmtime() and localtime() functions
on native Windows — both in the ucrt and in the older MSVCRT — return a
pointer to a 'struct tm' in thread-local memory. */
static struct tm *
copy_tm_result (struct tm *dest, struct tm const *src)
{
if (! src)
return 0;
*dest = *src;
return dest;
}
struct tm *
gmtime_r (time_t const * restrict t, struct tm * restrict tp)
{
return copy_tm_result (tp, gmtime (t));
}
struct tm *
localtime_r (time_t const * restrict t, struct tm * restrict tp)
{
return copy_tm_result (tp, localtime (t));
}
|