tmsecs.c

操作系统SunOS 4.1.3版本的源码

/*	Copyright (c) 1984 AT&T	*/
/*	  All Rights Reserved  	*/

/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

#ident	"@(#)tmsecs.c 1.1 92/07/30 SMI" /* from S5R3 acct:lib/tmsecs.c 1.3 */
/*
 *	tmsecs returns number of seconds from t1 to t2,
 *	times expressed in localtime format.
 *	assumed that t1 <= t2, and are in same day.
 */

#include <time.h>
long
tmsecs(t1, t2)
register struct tm *t1, *t2;
{
	return((t2->tm_sec - t1->tm_sec) +
		60*(t2->tm_min - t1->tm_min) +
		3600L*(t2->tm_hour - t1->tm_hour));
}