| 1 | /* Reentrant time functions like localtime_r. |
| 2 | |
| 3 | Copyright (C) 2003, 2006-2007, 2010-2020 Free Software Foundation, Inc. |
| 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation; either version 3, 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 General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License along |
| 16 | with this program; if not, see <https://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | /* Written by Paul Eggert. */ |
| 19 | |
| 20 | #include <config.h> |
| 21 | |
| 22 | #include <time.h> |
| 23 | |
| 24 | static struct tm * |
| 25 | copy_tm_result (struct tm *dest, struct tm const *src) |
| 26 | { |
| 27 | if (! src) |
| 28 | return 0; |
| 29 | *dest = *src; |
| 30 | return dest; |
| 31 | } |
| 32 | |
| 33 | |
| 34 | struct tm * |
| 35 | gmtime_r (time_t const * restrict t, struct tm * restrict tp) |
| 36 | { |
| 37 | return copy_tm_result (tp, gmtime (t)); |
| 38 | } |
| 39 | |
| 40 | struct tm * |
| 41 | localtime_r (time_t const * restrict t, struct tm * restrict tp) |
| 42 | { |
| 43 | return copy_tm_result (tp, localtime (t)); |
| 44 | } |