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
29 #include <sys/types.h>
31 extern int id_main(int argc, char **argv)
33 int no_user = 0, no_group = 0, print_real = 0;
34 char *cp, *user, *group;
39 cp = user = group = NULL;
42 while ((opt = getopt(argc, argv, "ugr")) > 0) {
58 if (no_user && no_group) usage(id_usage);
63 user = xcalloc(9, sizeof(char));
64 group = xcalloc(9, sizeof(char));
66 my_getpwuid(user, getuid());
67 my_getgrgid(group, getgid());
69 my_getpwuid(user, geteuid());
70 my_getgrgid(group, getegid());
73 group = xcalloc(9, sizeof(char));
74 gid = my_getpwnamegid(user);
75 my_getgrgid(group, gid);
78 pwnam=my_getpwnam(user);
79 grnam=my_getgrnam(group);
80 if (gid == -1 || pwnam==-1 || grnam==-1) {
81 error_msg_and_die("%s: No such user\n", user);
84 printf("%ld\n", pwnam);
86 printf("%ld\n", grnam);
88 printf("uid=%ld(%s) gid=%ld(%s)\n", pwnam, user, grnam, group);