/* | |
* 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_ */ |