xref: /titanic_41/usr/src/cmd/acct/utmp2wtmp.c (revision fcf3ce441efd61da9bb2884968af01cb7c1452cc)
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  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
27  * Use is subject to license terms.
28  */
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 /*
31  *	create entries for users who are still logged on when accounting
32  *	is being run. Look at utmpx, and update the time stamp. New info
33  *	goes to wtmpx. Called by runacct.
34  */
35 
36 #include <stdio.h>
37 #include <sys/types.h>
38 #include <utmpx.h>
39 #include <time.h>
40 #include <string.h>
41 #include <errno.h>
42 #include <stdlib.h>
43 
44 int
45 main(int argc, char **argv)
46 {
47 	struct utmpx *utmpx;
48 	FILE *fp;
49 
50 	fp = fopen(WTMPX_FILE, "a+");
51 	if (fp == NULL) {
52 		fprintf(stderr, "%s: %s: %s\n", argv[0],
53 		    WTMPX_FILE, strerror(errno));
54 		exit(1);
55 	}
56 
57 	while ((utmpx = getutxent()) != NULL) {
58 		if ((utmpx->ut_type == USER_PROCESS) && !(nonuser(*utmpx))) {
59 			time(&utmpx->ut_xtime);
60 			fwrite(utmpx, sizeof(*utmpx), 1, fp);
61 		}
62 	}
63 	fclose(fp);
64 	exit(0);
65 }
66