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48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/* Copyright (C) 1991-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <time.h>
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#include <sys/time.h>
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/* Set the current time of day and timezone information.
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This call is restricted to the super-user. */
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int
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__settimeofday (const struct timeval *tv, const struct timezone *tz)
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{
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if (__glibc_unlikely (tz != 0))
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{
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if (tv != 0)
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{
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__set_errno (EINVAL);
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return -1;
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}
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return __settimezone (tz);
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}
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struct timespec ts;
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TIMEVAL_TO_TIMESPEC (tv, &ts);
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return __clock_settime (CLOCK_REALTIME, &ts);
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}
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#ifdef VERSION_settimeofday
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weak_alias (__settimeofday, __settimeofday_w);
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default_symbol_version (__settimeofday_w, settimeofday, VERSION_settimeofday);
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#else
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weak_alias (__settimeofday, settimeofday);
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#endif
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