2 * Copyright (c) 1996 John M. Vinopal
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed for the NetBSD Project
17 * 4. The name of the author may not be used to endorse or promote products
18 * derived from this software without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
25 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
26 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
27 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
28 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * $NetBSD: lastlogin.c,v 1.4 1998/02/03 04:45:35 perry Exp $
33 * $FreeBSD: src/usr.sbin/lastlogin/lastlogin.c,v 1.2.2.2 2001/07/19 05:02:46 kris Exp $
46 static void outputx(struct passwd *, struct lastlogx *);
47 static void usage(void);
50 main(int argc, char **argv)
53 struct passwd *passwd;
54 struct lastlogx lastx;
56 while ((ch = getopt(argc, argv, "")) != -1) {
60 setpassent(1); /* Keep passwd file pointers open */
62 /* Process usernames given on the command line. */
64 for (i = 1; i < argc; ++i) {
65 if ((passwd = getpwnam(argv[i])) == NULL) {
66 warnx("user '%s' not found", argv[i]);
69 if ((getlastlogx(_PATH_LASTLOGX, passwd->pw_uid,
71 outputx(passwd, &lastx);
76 /* Read all lastlogx entries, looking for active ones */
78 while ((passwd = getpwent()) != NULL) {
79 if ((getlastlogx(_PATH_LASTLOGX, passwd->pw_uid,
81 if (lastx.ll_tv.tv_sec == 0)
83 outputx(passwd, &lastx);
89 setpassent(0); /* Close passwd file pointers */
95 outputx(struct passwd *p, struct lastlogx *l)
97 printf("%-10s %-8s %-22.22s %s",
98 p->pw_name, l->ll_line, l->ll_host,
99 (l->ll_tv.tv_sec) ? ctime((&l->ll_tv.tv_sec)) : "Never logged in\n");
105 fprintf(stderr, "usage: lastlogin [user ...]\n");