rustix/process/
pivot_root.rs

1#[cfg(feature = "fs")]
2#[cfg_attr(docsrs, doc(cfg(feature = "fs")))]
3use crate::{backend, io, path};
4
5/// `pivot_root(new_root, put_old)`—Change the root mount.
6///
7/// # References
8///  - [Linux]
9///
10/// [Linux]: https://man7.org/linux/man-pages/man2/pivot_root.2.html
11#[cfg(feature = "fs")]
12#[cfg_attr(docsrs, doc(cfg(feature = "fs")))]
13#[inline]
14pub fn pivot_root<P: path::Arg, Q: path::Arg>(new_root: P, put_old: Q) -> io::Result<()> {
15    new_root.into_with_c_str(|new_root| {
16        put_old.into_with_c_str(|put_old| backend::process::syscalls::pivot_root(new_root, put_old))
17    })
18}