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e65fc94b LC |
1 | /* Reentrant time functions like localtime_r. |
2 | ||
f0007cad | 3 | Copyright (C) 2003, 2006-2007, 2010-2012 Free Software Foundation, Inc. |
e65fc94b LC |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU Lesser General Public License as published by | |
7 | the Free Software Foundation; either version 2, or (at your option) | |
8 | any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public License along | |
16 | with this program; if not, write to the Free Software Foundation, | |
17 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ | |
18 | ||
19 | /* Written by Paul Eggert. */ | |
20 | ||
21 | #include <config.h> | |
22 | ||
23 | #include <time.h> | |
24 | ||
e65fc94b LC |
25 | static struct tm * |
26 | copy_tm_result (struct tm *dest, struct tm const *src) | |
27 | { | |
28 | if (! src) | |
29 | return 0; | |
30 | *dest = *src; | |
31 | return dest; | |
32 | } | |
33 | ||
34 | ||
35 | struct tm * | |
36 | gmtime_r (time_t const * restrict t, struct tm * restrict tp) | |
37 | { | |
38 | return copy_tm_result (tp, gmtime (t)); | |
39 | } | |
40 | ||
41 | struct tm * | |
42 | localtime_r (time_t const * restrict t, struct tm * restrict tp) | |
43 | { | |
44 | return copy_tm_result (tp, localtime (t)); | |
45 | } |