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0ef64bdb40
This change retains "or later" state! No licensing _changes_ here, only form is adjusted (article, space between "GPL" and "v2" and so on). Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
35 lines
703 B
C
35 lines
703 B
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini chroot 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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/* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
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#include "libbb.h"
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int chroot_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int chroot_main(int argc UNUSED_PARAM, char **argv)
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{
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++argv;
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if (!*argv)
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bb_show_usage();
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xchroot(*argv);
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xchdir("/");
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++argv;
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if (!*argv) { /* no 2nd param (PROG), use shell */
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argv -= 2;
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argv[0] = getenv("SHELL");
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if (!argv[0]) {
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argv[0] = (char *) DEFAULT_SHELL;
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}
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argv[1] = (char *) "-i";
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}
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BB_EXECVP_or_die(argv);
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}
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