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51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/* High-resolution sleep.
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Copyright (C) 2020-2025 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 <time.h>
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#include <errno.h>
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int
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__nanosleep64 (const struct __timespec64 *req, struct __timespec64 *rem)
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{
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int ret = __clock_nanosleep_time64 (CLOCK_REALTIME, 0, req, rem);
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if (ret != 0)
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{
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__set_errno (ret);
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return -1;
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}
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return 0;
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}
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#if __TIMESIZE != 64
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libc_hidden_def (__nanosleep64)
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int
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__nanosleep (const struct timespec *req, struct timespec *rem)
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{
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struct __timespec64 treq64, trem64;
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treq64 = valid_timespec_to_timespec64 (*req);
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int ret = __nanosleep64 (&treq64, rem != NULL ? &trem64 : NULL);
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if (ret != 0 && errno == EINTR && rem != NULL)
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*rem = valid_timespec64_to_timespec (trem64);
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return ret;
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}
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#endif
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libc_hidden_def (__nanosleep)
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weak_alias (__nanosleep, nanosleep)
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