From 8c59a0bf0e9e2d87b0ff273ea3f0bf05bbbf6373 Mon Sep 17 00:00:00 2001 From: nobody Date: Wed, 13 Oct 2004 09:42:10 +0000 Subject: This commit was manufactured by cvs2svn to create tag 'busybox_1_00'. --- busybox/coreutils/chroot.c | 53 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 busybox/coreutils/chroot.c (limited to 'busybox/coreutils/chroot.c') diff --git a/busybox/coreutils/chroot.c b/busybox/coreutils/chroot.c new file mode 100644 index 0000000..6225702 --- /dev/null +++ b/busybox/coreutils/chroot.c @@ -0,0 +1,53 @@ +/* vi: set sw=4 ts=4: */ +/* + * Mini chroot implementation for busybox + * + * Copyright (C) 1999-2004 by Erik Andersen + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */ + +#include +#include +#include +#include +#include "busybox.h" + +int chroot_main(int argc, char **argv) +{ + if (argc < 2) { + bb_show_usage(); + } + + ++argv; + if (chroot(*argv) || (chdir("/"))) { + bb_perror_msg_and_die("cannot change root directory to %s", *argv); + } + + ++argv; + if (argc == 2) { + argv -= 2; + if (!(*argv = getenv("SHELL"))) { + *argv = (char *) DEFAULT_SHELL; + } + argv[1] = (char *) "-i"; + } + + execvp(*argv, argv); + bb_perror_msg_and_die("cannot execute %s", *argv); +} -- cgit v1.1