xref: /illumos-gate/usr/src/cmd/oamuser/lib/dates.c (revision 7c478bd9)
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 1.3 */
27 
28 #include	<time.h>
29 
30 extern int putenv();
31 
32 static int mask_defined = 0;
33 
34 static char *dmaskpath = "DATEMSK=/etc/datemsk";
35 
36 extern int _getdate_err;
37 
38 /* Parse a date string and return time_t value */
39 time_t
40 p_getdate( string )
41 char *string;
42 {
43 	struct tm *tmptr, *getdate();
44 	time_t rtime;
45 
46 	if ( !mask_defined ) {
47 		if ( putenv( dmaskpath ) != 0 )
48 			return( (time_t) 0 );
49 		mask_defined = 1;
50 	}
51 	if( !(tmptr = getdate( string )) )
52 		return( (time_t) 0 );
53 	if ( (rtime = mktime( tmptr )) < 0)
54 		return( (time_t) 0);
55 	return( rtime );
56 }
57 
58