| /* vi: set sw=4 ts=4: */ |
| /* |
| * Mini chgrp implementation for busybox |
| * |
| * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> |
| * |
| * 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-$(CONFIG_CHGRP) += chgrp.o chown.o |
| |
| /* BB_AUDIT SUSv3 defects - none? */ |
| /* BB_AUDIT GNU defects - unsupported long options. */ |
| /* http://www.opengroup.org/onlinepubs/007904975/utilities/chgrp.html */ |
| |
| //usage:#define chgrp_trivial_usage |
| //usage: "[-Rh"IF_DESKTOP("LHPcvf")"]... GROUP FILE..." |
| //usage:#define chgrp_full_usage "\n\n" |
| //usage: "Change the group membership of each FILE to GROUP\n" |
| //usage: "\n -R Recurse" |
| //usage: "\n -h Affect symlinks instead of symlink targets" |
| //usage: IF_DESKTOP( |
| //usage: "\n -L Traverse all symlinks to directories" |
| //usage: "\n -H Traverse symlinks on command line only" |
| //usage: "\n -P Don't traverse symlinks (default)" |
| //usage: "\n -c List changed files" |
| //usage: "\n -v Verbose" |
| //usage: "\n -f Hide errors" |
| //usage: ) |
| //usage: |
| //usage:#define chgrp_example_usage |
| //usage: "$ 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]); |
| break; |
| } |
| } |
| return chown_main(argc, argv); |
| } |