63 lines
1.9 KiB
C
63 lines
1.9 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini chgrp implementation for busybox
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*
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* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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*
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* Licensed under GPLv2 or later, see file LICENSE in this source tree.
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*/
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//config:config CHGRP
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//config: bool "chgrp (7.6 kb)"
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//config: default y
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//config: help
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//config: chgrp is used to change the group ownership of files.
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//applet:IF_CHGRP(APPLET_NOEXEC(chgrp, chgrp, BB_DIR_BIN, BB_SUID_DROP, chgrp))
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//kbuild:lib-$(CONFIG_CHGRP) += chgrp.o chown.o
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/* BB_AUDIT SUSv3 defects - none? */
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/* BB_AUDIT GNU defects - unsupported long options. */
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/* http://www.opengroup.org/onlinepubs/007904975/utilities/chgrp.html */
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//usage:#define chgrp_trivial_usage
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//usage: "[-Rh"IF_DESKTOP("LHPcvf")"]... GROUP FILE..."
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//usage:#define chgrp_full_usage "\n\n"
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//usage: "Change the group membership of FILEs to GROUP\n"
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//usage: "\n -R Recurse"
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//usage: "\n -h Affect symlinks instead of symlink targets"
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//usage: IF_DESKTOP(
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//usage: "\n -L Traverse all symlinks to directories"
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//usage: "\n -H Traverse symlinks on command line only"
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//usage: "\n -P Don't traverse symlinks (default)"
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//usage: "\n -c List changed files"
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//usage: "\n -v Verbose"
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//usage: "\n -f Hide errors"
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//usage: )
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//usage:
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//usage:#define chgrp_example_usage
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//usage: "$ ls -l /tmp/foo\n"
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//usage: "-r--r--r-- 1 andersen andersen 0 Apr 12 18:25 /tmp/foo\n"
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//usage: "$ chgrp root /tmp/foo\n"
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//usage: "$ ls -l /tmp/foo\n"
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//usage: "-r--r--r-- 1 andersen root 0 Apr 12 18:25 /tmp/foo\n"
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#include "libbb.h"
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/* This is a NOEXEC applet. Be very careful! */
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int chgrp_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int chgrp_main(int argc, char **argv)
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{
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/* "chgrp [opts] abc file(s)" == "chown [opts] :abc file(s)" */
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char **p = argv;
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while (*++p) {
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if (p[0][0] != '-') {
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p[0] = xasprintf(":%s", p[0]);
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break;
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}
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}
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return chown_main(argc, argv);
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}
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