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/* pivot_root.c - Change the root file system */
/* Written 2000 by Werner Almesberger */
#include <stdio.h>
#include <linux/unistd.h>
static
_syscall2(int,pivot_root,const char *,new_root,const char *,put_old)
int main(int argc,const char **argv)
{
if (argc != 3) {
fprintf(stderr,"usage: %s new_root put_old\n",argv[0]);
return 1;
}
if (pivot_root(argv[1],argv[2]) < 0) {
perror("pivot_root");
return 1;
}
return 0;
}
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