Function nc::renameat

pub fn renameat(
    olddfd: i32, 
    oldfilename: &str, 
    newdfd: i32, 
    newfilename: &str
) -> Result<(), Errno>

Change name or location of a file.

let path = "/tmp/nc-renameat";
let ret = nc::open(path, nc::O_WRONLY | nc::O_CREAT, 0o644);
assert!(ret.is_ok());
let fd = ret.unwrap();
assert!(nc::close(fd).is_ok());
let new_path = "/tmp/nc-renameat-new";
let ret = nc::renameat(nc::AT_FDCWD, path, nc::AT_FDCWD, new_path);
assert!(ret.is_ok());
assert!(nc::unlink(new_path).is_ok());