blob: 4da43c45e4a6388eb40da168a9ec1e876d3aeeb6 [file] [log] [blame]
/* vi: set sw=4 ts=4: */
* Mini chgrp implementation for busybox
* Copyright (C) 1999-2004 by Erik Andersen <>
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
//config:config CHGRP
//config: bool "chgrp (7.6 kb)"
//config: default y
//config: help
//config: chgrp is used to change the group ownership of files.
//applet:IF_CHGRP(APPLET_NOEXEC(chgrp, chgrp, BB_DIR_BIN, BB_SUID_DROP, chgrp))
//kbuild:lib-$(CONFIG_CHGRP) += chgrp.o chown.o
/* BB_AUDIT SUSv3 defects - none? */
/* BB_AUDIT GNU defects - unsupported long options. */
/* */
//usage:#define chgrp_trivial_usage
//usage: "[-Rh"IF_DESKTOP("LHPcvf")"]... GROUP FILE..."
//usage:#define chgrp_full_usage "\n\n"
//usage: "Change the group membership of each FILE to GROUP\n"
//usage: "\n -R Recurse"
//usage: "\n -h Affect symlinks instead of symlink targets"
//usage: IF_DESKTOP(
//usage: "\n -L Traverse all symlinks to directories"
//usage: "\n -H Traverse symlinks on command line only"
//usage: "\n -P Don't traverse symlinks (default)"
//usage: "\n -c List changed files"
//usage: "\n -v Verbose"
//usage: "\n -f Hide errors"
//usage: )
//usage:#define chgrp_example_usage
//usage: "$ ls -l /tmp/foo\n"
//usage: "-r--r--r-- 1 andersen andersen 0 Apr 12 18:25 /tmp/foo\n"
//usage: "$ chgrp root /tmp/foo\n"
//usage: "$ ls -l /tmp/foo\n"
//usage: "-r--r--r-- 1 andersen root 0 Apr 12 18:25 /tmp/foo\n"
#include "libbb.h"
/* This is a NOEXEC applet. Be very careful! */
int chgrp_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int chgrp_main(int argc, char **argv)
/* "chgrp [opts] abc file(s)" == "chown [opts] :abc file(s)" */
char **p = argv;
while (*++p) {
if (p[0][0] != '-') {
p[0] = xasprintf(":%s", p[0]);
return chown_main(argc, argv);