utmp2wtmp.c revision 414388d7cb2ee98771e2ac7c2338c460abd44304
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* create entries for users who are still logged on when accounting
* is being run. Look at utmpx, and update the time stamp. New info
* goes to wtmpx. Called by runacct.
*/
#include <stdio.h>
#include <sys/types.h>
#include <utmpx.h>
#include <time.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
int
main(int argc, char **argv)
{
struct utmpx *utmpx;
FILE *fp;
fp = fopen(WTMPX_FILE, "a+");
if (fp == NULL) {
fprintf(stderr, "%s: %s: %s\n", argv[0],
WTMPX_FILE, strerror(errno));
exit(1);
}
while ((utmpx = getutxent()) != NULL) {
if ((utmpx->ut_type == USER_PROCESS) && !(nonuser(*utmpx))) {
time(&utmpx->ut_xtime);
fwrite(utmpx, sizeof(*utmpx), 1, fp);
}
}
fclose(fp);
exit(0);
}