mirror of
https://github.com/sheumann/hush.git
synced 2024-12-30 20:29:21 +00:00
9b49a5ed85
EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so
28 lines
709 B
C
28 lines
709 B
C
/* 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;
|
|
}
|