01dc1ea4cf
Change-Id: I56b677b382d17a27d243b615de19bec10f3a2810 Reviewed-on: https://review.haiku-os.org/c/haiku/+/7426 Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org> Reviewed-by: waddlesplash <waddlesplash@gmail.com>
58 lines
1.4 KiB
C
58 lines
1.4 KiB
C
/*
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* Copyright 2016-2017 Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _BSD_SYS_TIME_H_
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#define _BSD_SYS_TIME_H_
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#include_next <sys/time.h>
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#include <features.h>
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#ifdef _DEFAULT_SOURCE
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/* BSDish macros operating on timespec structs */
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#define timespecadd(a, b, res) \
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do { \
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(res)->tv_sec = (a)->tv_sec + (b)->tv_sec; \
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(res)->tv_nsec = (a)->tv_nsec + (b)->tv_nsec; \
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if ((res)->tv_nsec >= 1000000000L) { \
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(res)->tv_nsec -= 1000000000L; \
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(res)->tv_sec++; \
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} \
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} while (0)
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#define timespecsub(a, b, res) \
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do { \
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(res)->tv_sec = (a)->tv_sec - (b)->tv_sec; \
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(res)->tv_nsec = (a)->tv_nsec - (b)->tv_nsec; \
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if ((res)->tv_nsec < 0) { \
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(res)->tv_nsec += 1000000000L; \
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(res)->tv_sec--; \
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} \
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} while (0)
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#define timespecclear(a) ((a)->tv_sec = (a)->tv_nsec = 0)
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#define timespecisset(a) ((a)->tv_sec != 0 || (a)->tv_nsec != 0)
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#define timespeccmp(a, b, cmp) (((a)->tv_sec == (b)->tv_sec) \
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? (a)->tv_nsec cmp (b)->tv_nsec : (a)->tv_sec cmp (b)->tv_sec))
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#define timespecvalid_interval(a) ((a)->tv_sec >= 0 \
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&& (a)->tv_nsec >= 0 && (&)->tv_nsec < 1000000000L)
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#ifdef __cplusplus
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extern "C" {
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#endif
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int lutimes(const char *path, const struct timeval times[2]);
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif /* _BSD_SYS_TIME_H_ */
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