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time/gettimeofday.c
42 строки
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Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
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/* Copyright (C) 1991-2026 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library 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. The GNU C Library 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 the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #include <string.h> #include <time.h> #include <sys/time.h> /* Get the current time of day, putting it into *TV. If *TZ is not NULL, clear it. Returns 0 on success, -1 on errors. */ int ___gettimeofday (struct timeval *restrict tv, void *restrict tz) { if (__glibc_unlikely (tz != 0)) memset (tz, 0, sizeof (struct timezone)); struct timespec ts; if (__clock_gettime (CLOCK_REALTIME, &ts)) return -1; TIMESPEC_TO_TIMEVAL (tv, &ts); return 0; } /* Define to override default symbol version. */ #ifndef SET_VERSION strong_alias (___gettimeofday, __gettimeofday) weak_alias (___gettimeofday, gettimeofday) #endif