xref: /illumos-gate/usr/src/cmd/oamuser/lib/dates.c (revision 2a8bcb4e)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
28 /*	  All Rights Reserved  	*/
29 
30 #include <time.h>
31 
32 extern int putenv();
33 
34 static int mask_defined = 0;
35 
36 static char *dmaskpath = "DATEMSK=/etc/datemsk";
37 
38 /* Parse a date string and return time_t value */
39 time_t
p_getdate(string)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