rt-thread-official/examples/libc/time.c

/*
 * time.c
 *
 *  Created on: 2010-11-17
 *      Author: bernard
 */

#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>

int speed()
{
	int i;
	time_t t;

	printf("%d\n", time(0));
	for (i = 0; i < 10000000; ++i)
		t = time(0);

	printf("%d\n", time(0));
	return 0;
}
FINSH_FUNCTION_EXPORT(speed, speed test);