[unix-history] / usr / src / old / refer / hunt / tick.c

#ifndef lint
static char sccsid[] = "@(#)tick.c	4.2 (Berkeley) %G%";
#endif

/* time programs */
# include "stdio.h"
# include "sys/types.h"
# include "sys/timeb.h"
struct tbuffer {
	long	proc_user_time;
	long	proc_system_time;
	long	child_user_time;
	long	child_system_time;
};
static long start, user, system;
tick()
{
	struct tbuffer tx;
	struct timeb tp;
	times (&tx);
	ftime (&tp);
	user =  tx.proc_user_time;
	system= tx.proc_system_time;
	start = tp.time*1000+tp.millitm;
}
tock()
{
	struct tbuffer tx;
	struct timeb tp;
	float lap, use, sys;
	if (start==0) return;
	times (&tx);
	ftime (&tp);
	lap = (tp.time*1000+tp.millitm-start)/1000.;
	use = (tx.proc_user_time - user)/60.;
	sys = (tx.proc_system_time - system)/60.;
	printf("Elapsed %.2f CPU %.2f (user %.2f, sys %.2f)\n",
		lap, use+sys, use, sys);
}
Commit	Line	Data
476fcd16 SL	1	#ifndef lint
	2	static char sccsid[] = "@(#)tick.c 4.2 (Berkeley) %G%";
	3	#endif
	4
8f9ace89 GL	5	/* time programs */
	6	# include "stdio.h"
	7	# include "sys/types.h"
	8	# include "sys/timeb.h"
	9	struct tbuffer {
	10	long proc_user_time;
	11	long proc_system_time;
	12	long child_user_time;
	13	long child_system_time;
	14	};
	15	static long start, user, system;
	16	tick()
	17	{
	18	struct tbuffer tx;
	19	struct timeb tp;
	20	times (&tx);
	21	ftime (&tp);
	22	user = tx.proc_user_time;
	23	system= tx.proc_system_time;
	24	start = tp.time*1000+tp.millitm;
	25	}
	26	tock()
	27	{
	28	struct tbuffer tx;
	29	struct timeb tp;
	30	float lap, use, sys;
	31	if (start==0) return;
	32	times (&tx);
	33	ftime (&tp);
	34	lap = (tp.time*1000+tp.millitm-start)/1000.;
	35	use = (tx.proc_user_time - user)/60.;
	36	sys = (tx.proc_system_time - system)/60.;
	37	printf("Elapsed %.2f CPU %.2f (user %.2f, sys %.2f)\n",
	38	lap, use+sys, use, sys);
	39	}