/* vi: set sw=4 ts=4: */ /* * pivot_root.c - Change root file system. Based on util-linux 2.10s * * busyboxed by Evin Robertson * pivot_root syscall stubbed by Erik Andersen, so it will compile * regardless of the kernel being used. * * Licensed under GPL version 2, see file LICENSE in this tarball for details. */ #include "libbb.h" extern int pivot_root(const char * new_root,const char * put_old); int pivot_root_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int pivot_root_main(int argc, char **argv) { if (argc != 3) bb_show_usage(); if (pivot_root(argv[1], argv[2]) < 0) { /* prints "pivot_root: <strerror text>" */ bb_perror_nomsg_and_die(); } return EXIT_SUCCESS; }