xref: /illumos-gate/usr/src/cmd/acct/lib/tmsecs.c (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23 /*	  All Rights Reserved  	*/
24 
25 
26 #ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.5	*/
27 /*
28  *	tmsecs returns number of seconds from t1 to t2,
29  *	times expressed in localtime format.
30  *	assumed that t1 <= t2, and are in same day.
31  */
32 
33 #include <time.h>
34 long
35 tmsecs(t1, t2)
36 register struct tm *t1, *t2;
37 {
38 	return((t2->tm_sec - t1->tm_sec) +
39 		60*(t2->tm_min - t1->tm_min) +
40 		3600L*(t2->tm_hour - t1->tm_hour));
41 }
42