/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/* time programs */
#include <stdio.h>
#include <sys/types.h>
struct tbuffer {
long proc_user_time;
long proc_system_time;
long child_user_time;
long child_system_time;
};
static long start, user, systm;
void
tick(void)
{
struct tbuffer tx;
time_t tp;
times(&tx);
time(&tp);
user = tx.proc_user_time;
systm = tx.proc_system_time;
start = tp;
}
void
tock(void)
{
struct tbuffer tx;
time_t tp;
float lap, use, sys;
if (start == 0)
return;
times(&tx);
time(&tp);
lap = (tp - start)/60.;
use = (tx.proc_user_time - user)/60.;
sys = (tx.proc_system_time - systm)/60.;
printf("Elapsed %.2f CPU %.2f (user %.2f, sys %.2f)\n",
lap, use+sys, use, sys);
}