65 lines
2.4 KiB
C
65 lines
2.4 KiB
C
/*
|
|
* Copyright (c) 1993 George V. Neville-Neil
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. The name, George Neville-Neil may not be used to endorse or promote
|
|
* products derived from this software without specific prior
|
|
* written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef _TIMING_H_
|
|
#define _TIMING_H_
|
|
|
|
#ifdef TIME_WITH_SYS_TIME
|
|
#include <sys/time.h>
|
|
#include <time.h>
|
|
#else /* !TIME_WITH_SYS_TIME */
|
|
#ifdef HAVE_SYS_TIME_H
|
|
#include <sys/time.h>
|
|
#else /* !HAVE_SYS_TIME_H */
|
|
#include <time.h>
|
|
#endif /* !HAVE_SYS_TIME_H */
|
|
#endif /* !TIME_WITH_SYS_TIME */
|
|
|
|
static struct timeval aftertp, beforetp;
|
|
|
|
#define BEGINTIMING gettimeofday(&beforetp, NULL)
|
|
|
|
#define ENDTIMING gettimeofday(&aftertp, NULL); \
|
|
if(beforetp.tv_usec > aftertp.tv_usec) \
|
|
{ \
|
|
aftertp.tv_usec += 1000000; \
|
|
aftertp.tv_sec--; \
|
|
}
|
|
|
|
#define TIMINGUS (((aftertp.tv_sec - beforetp.tv_sec) * 1000000) + \
|
|
(aftertp.tv_usec - beforetp.tv_usec))
|
|
|
|
#define TIMINGMS (((aftertp.tv_sec - beforetp.tv_sec) * 1000) + \
|
|
((aftertp.tv_usec - beforetp.tv_usec) / 1000))
|
|
|
|
#define TIMINGS ((aftertp.tv_sec - beforetp.tv_sec) + \
|
|
(aftertp.tv_usec - beforetp.tv_usec) / 1000000)
|
|
|
|
#endif /* _TIMING_H_ */
|