[821] | 1 | /* vi: set sw=4 ts=4: */
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| 2 | /*
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| 3 | * Mini chgrp implementation for busybox
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| 4 | *
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| 5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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| 6 | *
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| 7 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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| 8 | */
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| 9 |
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| 10 | /* BB_AUDIT SUSv3 defects - unsupported options -h, -H, -L, and -P. */
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| 11 | /* BB_AUDIT GNU defects - unsupported options -h, -c, -f, -v, and long options. */
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| 12 | /* BB_AUDIT Note: gnu chgrp does not support -H, -L, or -P. */
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| 13 | /* http://www.opengroup.org/onlinepubs/007904975/utilities/chgrp.html */
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| 14 |
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| 15 | #include <stdlib.h>
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| 16 | #include <unistd.h>
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| 17 | #include "busybox.h"
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| 18 |
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| 19 | /* Don't use lchown glibc older then 2.1.x */
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| 20 | #if (__GLIBC__ <= 2) && (__GLIBC_MINOR__ < 1)
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| 21 | #define lchown chown
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| 22 | #endif
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| 23 |
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| 24 | static int fileAction(const char *fileName, struct stat *statbuf, void* junk)
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| 25 | {
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| 26 | if (lchown(fileName, statbuf->st_uid, *((long *) junk)) == 0) {
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| 27 | return (TRUE);
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| 28 | }
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| 29 | bb_perror_msg("%s", fileName); /* Avoid multibyte problems. */
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| 30 | return (FALSE);
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| 31 | }
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| 32 |
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| 33 | int chgrp_main(int argc, char **argv)
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| 34 | {
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| 35 | long gid;
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| 36 | int recursiveFlag;
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| 37 | int retval = EXIT_SUCCESS;
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| 38 |
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| 39 | recursiveFlag = bb_getopt_ulflags(argc, argv, "R");
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| 40 |
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| 41 | if (argc - optind < 2) {
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| 42 | bb_show_usage();
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| 43 | }
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| 44 |
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| 45 | argv += optind;
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| 46 |
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| 47 | /* Find the selected group */
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| 48 | gid = get_ug_id(*argv, bb_xgetgrnam);
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| 49 | ++argv;
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| 50 |
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| 51 | /* Ok, ready to do the deed now */
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| 52 | do {
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| 53 | if (! recursive_action (*argv, recursiveFlag, FALSE, FALSE,
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| 54 | fileAction, fileAction, &gid)) {
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| 55 | retval = EXIT_FAILURE;
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| 56 | }
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| 57 | } while (*++argv);
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| 58 |
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| 59 | return retval;
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| 60 | }
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