1 /* Convert `time_t' to `struct tm' in UTC.
2 Copyright (C) 1991-2024 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library 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 GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
21 /* Return the `struct tm' representation of *T in UTC,
22 using *TP to store the result. */
24 __gmtime64_r (const __time64_t *t, struct tm *tp)
26 return __tz_convert (*t, 0, tp);
29 /* Provide a 32-bit variant if needed. */
33 libc_hidden_def (__gmtime64_r)
36 __gmtime_r (const time_t *t, struct tm *tp)
39 return __gmtime64_r (&t64, tp);
44 libc_hidden_def (__gmtime_r)
45 weak_alias (__gmtime_r, gmtime_r)
47 /* Return the `struct tm' representation of *T in UTC. */
49 __gmtime64 (const __time64_t *t)
51 return __tz_convert (*t, 0, &_tmbuf);
54 /* Provide a 32-bit variant if needed. */
58 libc_hidden_def (__gmtime64)
61 gmtime (const time_t *t)
64 return __gmtime64 (&t64);