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69 lines
2.5 KiB
C
69 lines
2.5 KiB
C
/* ==== timers.h ============================================================
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* Copyright (c) 1994 by Chris Provenzano, proven@mit.edu
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Chris Provenzano.
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* 4. The name of Chris Provenzano may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY CHRIS PROVENZANO ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL CHRIS PROVENZANO BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* timers.h,v 1.50.8.1 1996/03/05 08:28:36 proven Exp
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*
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* Description : Basic timers header.
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*
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* 1.00 94/06/13 proven
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* -Started coding this file.
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*/
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#ifndef _SYS_TIMERS_H_
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#define _SYS_TIMERS_H_
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#include <sys/types.h>
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#include <time.h>
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struct timespec {
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long tv_sec;
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long tv_nsec;
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};
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#define TIMEVAL_TO_TIMESPEC(tv, ts) { \
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(ts)->tv_sec = (tv)->tv_sec; \
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(ts)->tv_nsec = (tv)->tv_usec * 1000; \
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}
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#define TIMESPEC_TO_TIMEVAL(tv, ts) { \
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(tv)->tv_sec = (ts)->tv_sec; \
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(tv)->tv_usec = (ts)->tv_nsec / 1000; \
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}
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/*
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* New functions
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*/
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__BEGIN_DECLS
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__END_DECLS
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#endif
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