mirror of
https://github.com/sheumann/hush.git
synced 2024-11-05 06:07:00 +00:00
40 lines
778 B
C
40 lines
778 B
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Mini chroot implementation for busybox
|
|
*
|
|
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
|
|
*
|
|
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
|
|
*/
|
|
|
|
/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
|
|
|
|
#include "libbb.h"
|
|
|
|
int chroot_main(int argc, char **argv);
|
|
int chroot_main(int argc, char **argv)
|
|
{
|
|
if (argc < 2) {
|
|
bb_show_usage();
|
|
}
|
|
|
|
++argv;
|
|
if (chroot(*argv)) {
|
|
bb_perror_msg_and_die("cannot change root directory to %s", *argv);
|
|
}
|
|
xchdir("/");
|
|
|
|
++argv;
|
|
if (argc == 2) {
|
|
argv -= 2;
|
|
argv[0] = getenv("SHELL");
|
|
if (!argv[0]) {
|
|
argv[0] = (char *) DEFAULT_SHELL;
|
|
}
|
|
argv[1] = (char *) "-i";
|
|
}
|
|
|
|
BB_EXECVP(*argv, argv);
|
|
bb_perror_msg_and_die("cannot execute %s", *argv);
|
|
}
|