xref: /illumos-gate/usr/src/cmd/oamuser/user/isbusy.c (revision 7c478bd9)
1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate  *
4*7c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate  * with the License.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate  * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate  *
14*7c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate  *
20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23*7c478bd9Sstevel@tonic-gate /*	  All Rights Reserved  	*/
25*7c478bd9Sstevel@tonic-gate /*
26*7c478bd9Sstevel@tonic-gate  * Copyright (c) 1998 by Sun Microsystems, Inc.
27*7c478bd9Sstevel@tonic-gate  * All rights reserved.
28*7c478bd9Sstevel@tonic-gate  */
30*7c478bd9Sstevel@tonic-gate #ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.3 */
32*7c478bd9Sstevel@tonic-gate #include <stdio.h>
33*7c478bd9Sstevel@tonic-gate #include <string.h>
34*7c478bd9Sstevel@tonic-gate #include <sys/types.h>
35*7c478bd9Sstevel@tonic-gate #include <utmpx.h>
37*7c478bd9Sstevel@tonic-gate #ifndef TRUE
38*7c478bd9Sstevel@tonic-gate #define	TRUE 1
39*7c478bd9Sstevel@tonic-gate #define	FALSE 0
40*7c478bd9Sstevel@tonic-gate #endif
42*7c478bd9Sstevel@tonic-gate int isbusy(char *);
44*7c478bd9Sstevel@tonic-gate /* Is this login being used */
45*7c478bd9Sstevel@tonic-gate int
isbusy(char * login)46*7c478bd9Sstevel@tonic-gate isbusy(char *login)
47*7c478bd9Sstevel@tonic-gate {
48*7c478bd9Sstevel@tonic-gate 	struct utmpx *utxptr;
50*7c478bd9Sstevel@tonic-gate 	setutxent();
51*7c478bd9Sstevel@tonic-gate 	while ((utxptr = getutxent()) != NULL)
52*7c478bd9Sstevel@tonic-gate 		/*
53*7c478bd9Sstevel@tonic-gate 		 * If login is in the utmp file, and that process
54*7c478bd9Sstevel@tonic-gate 		 * isn't dead, then it "is_busy()"
55*7c478bd9Sstevel@tonic-gate 		 */
56*7c478bd9Sstevel@tonic-gate 		if ((strncmp(login, utxptr->ut_user,
57*7c478bd9Sstevel@tonic-gate 		    sizeof (utxptr->ut_user)) == 0) && \
58*7c478bd9Sstevel@tonic-gate 			utxptr->ut_type != DEAD_PROCESS)
59*7c478bd9Sstevel@tonic-gate 			return (TRUE);
61*7c478bd9Sstevel@tonic-gate 	return (FALSE);
62*7c478bd9Sstevel@tonic-gate }