1 /* vi: set sw=4 ts=4: */
3 * Mini chgrp implementation for busybox
5 * Copyright (C) 1999,2000 by Lineo, inc. and Erik Andersen
6 * Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.org>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 /* BB_AUDIT SUSv3 defects - unsupported options -h, -H, -L, and -P. */
25 /* BB_AUDIT GNU defects - unsupported options -h, -c, -f, -v, and long options. */
26 /* BB_AUDIT Note: gnu chgrp does not support -H, -L, or -P. */
27 /* http://www.opengroup.org/onlinepubs/007904975/utilities/chgrp.html */
33 /* Don't use lchown for libc5 or glibc older then 2.1.x */
34 #if (__GLIBC__ <= 2) && (__GLIBC_MINOR__ < 1)
38 static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
40 if (lchown(fileName, statbuf->st_uid, *((long *) junk)) == 0) {
43 bb_perror_msg("%s", fileName); /* Avoid multibyte problems. */
47 int chgrp_main(int argc, char **argv)
51 int retval = EXIT_SUCCESS;
54 recursiveFlag = bb_getopt_ulflags(argc, argv, "R");
56 if (argc - optind < 2) {
62 /* Find the selected group */
63 gid = strtoul(*argv, &p, 10); /* maybe it's already numeric */
64 if (*p || (p == *argv)) { /* trailing chars or nonnumeric */
65 gid = my_getgrnam(*argv);
69 /* Ok, ready to do the deed now */
71 if (! recursive_action (*argv, recursiveFlag, FALSE, FALSE,
72 fileAction, fileAction, &gid)) {
73 retval = EXIT_FAILURE;