Function nix::unistd::faccessat

pub fn faccessat<P: ?Sized + NixPath>(
    dirfd: Option<RawFd>,
    path: &P,
    mode: AccessFlags,
    flags: AtFlags,
) -> Result<()>

Checks the file named by path for accessibility according to the flags given by mode

If dirfd has a value, then path is relative to directory associated with the file descriptor.

If dirfd is None, then path is relative to the current working directory.

References

faccessat(2)