2 * Copyright (c) 1988, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
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 by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 static const char copyright[] =
36 "@(#) Copyright (c) 1988, 1993, 1994\n\
37 The Regents of the University of California. All rights reserved.\n";
42 static char sccsid[] = "@(#)passwd.c 8.3 (Berkeley) 4/2/94";
44 static const char rcsid[] =
48 #include <sys/types.h>
61 #include <rpcsvc/yp.h>
63 int yp_errno = YP_TRUE;
64 extern int yp_passwd( char * );
69 static void usage(void);
71 int use_local_passwd = 0;
82 #define OPTIONS "d:h:lysfo"
90 if (strstr(argv[0], "yppasswd")) __use_yp = 1;
93 while ((ch = getopt(argc, argv, OPTIONS)) != -1) {
95 case 'l': /* change local password file */
99 case 'y': /* Change NIS password */
102 case 'd': /* Specify NIS domain. */
107 if (yp_server == NULL)
108 yp_server = "localhost";
111 warnx("only the super-user may use the -d flag");
115 case 'h': /* Specify NIS server. */
122 warnx("only the super-user may use the -h flag");
139 if ((uname = getlogin()) == NULL)
154 * If NIS is turned on in the password database, use it, else punt.
156 res = use_yp(uname, 0, 0);
157 if (res == USER_YP_ONLY) {
158 if (!use_local_passwd) {
159 exit(yp_passwd(uname));
162 * Reject -l flag if NIS is turned on and the user
163 * doesn't exist in the local password database.
165 errx(1, "unknown local user: %s", uname);
167 } else if (res == USER_LOCAL_ONLY) {
169 * Reject -y flag if user only exists locally.
172 errx(1, "unknown NIS user: %s", uname);
173 } else if (res == USER_YP_AND_LOCAL) {
174 if (!use_local_passwd && (yp_in_pw_file || __use_yp))
175 exit(yp_passwd(uname));
179 exit(local_passwd(uname));
187 (void)fprintf(stderr,
188 "usage: passwd [-l] [-y] [-o] [-d domain [-h host]] [user]\n");
190 (void)fprintf(stderr, "usage: passwd [-l] user\n");