21e8e8da64
function old new delta BB_EXECVP_or_die - 47 +47 time_main 1042 1043 +1 chrt_main 371 364 -7 ionice_main 292 282 -10 setsid_main 69 56 -13 nohup_main 236 223 -13 cttyhack_main 266 253 -13 chroot_main 94 81 -13 chpst_main 746 733 -13 timeout_main 297 279 -18 taskset_main 541 522 -19 vfork_child 67 45 -22 parse 975 953 -22 lpd_main 770 748 -22 launch_helper 192 170 -22 tcpudpsvd_main 1810 1782 -28 nice_main 190 156 -34 env_main 242 206 -36 run_command 221 174 -47 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/17 up/down: 48/-352) Total: -304 bytes Signed-off-by: Pascal Bellard <pascal.bellard@ads-lu.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
35 lines
711 B
C
35 lines
711 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 tarball for details.
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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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