1 /* vi: set sw=4 ts=4: */
3 * Mini id implementation for busybox
5 * Copyright (C) 2000 by Randolph Chung <tausq@debian.org>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #include <sys/types.h>
29 extern int id_main(int argc, char **argv)
31 int no_user = 0, no_group = 0, print_real = 0;
32 int name_not_number = 0;
33 char user[9], group[9];
40 while ((opt = getopt(argc, argv, "ugrn")) > 0) {
59 if (no_user && no_group) usage(id_usage);
61 if (argv[optind] == NULL) {
63 my_getpwuid(user, getuid());
64 my_getgrgid(group, getgid());
66 my_getpwuid(user, geteuid());
67 my_getgrgid(group, getegid());
70 strncpy(user, argv[optind], 8);
72 gid = my_getpwnamegid(user);
73 my_getgrgid(group, gid);
76 pwnam=my_getpwnam(user);
77 grnam=my_getgrnam(group);
78 if (gid == -1 || pwnam==-1 || grnam==-1) {
79 error_msg_and_die("%s: No such user\n", user);
83 if(name_not_number && user)
86 printf("%ld\n", pwnam);
88 if(name_not_number && group)
89 printf("%s\n", group);
91 printf("%ld\n", grnam);
93 printf("uid=%ld(%s) gid=%ld(%s)\n", pwnam, user, grnam, group);