test_abw_time.c 2.36 KB
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/*
 * Copyright (c) 2006, CESNET
 * All rights reserved.
 *
 * LICENSE TERMS
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of the company nor the names of its contributors 
 *       may be used to endorse or promote products derived from this 
 *       software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED ``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 COMPANY OR CONTRIBUTORS 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.
 *
 * $Id$
 *
 */

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/*
 * Usage: test_abw_time <seconds> <microseconds>
 *
 * Uses function abw_next_timestamp() to print test message every
 * <seconds> and <microseconds> at round times.
 */
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#include <stdio.h>
#include <sys/time.h>
#include <stdlib.h>
#include <unistd.h>

#include "abw_time.h"

int main(int argc, char *argv[]) {

	struct timeval interval, next, wait;

	if (argc!=3)
		return -1;

	interval.tv_sec=atoi(argv[1]);
	interval.tv_usec=atoi(argv[2]);
	printf("interval.tv_sec: %d, interval.tv_usec: %d\n",
			(int)(interval.tv_sec), (int)(interval.tv_usec));

	while (1) {
		abw_next_timestamp(&interval, &next, &wait);
		printf("next.tv_sec: %d, next.tv_usec: %d, wait.tv_sec: %d, wait.tv_usec: %d\n", (int)(next.tv_sec), (int)(next.tv_usec), (int)(wait.tv_sec), (int)(wait.tv_usec));

		usleep(wait.tv_sec * 1000000 + wait.tv_usec);
	}
}