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use std::fs;
use std::io;
use std::path::Path;
use futures::{Future, Poll};
pub fn set_permissions<P: AsRef<Path>>(path: P, perm: fs::Permissions) -> SetPermissionsFuture<P> {
SetPermissionsFuture::new(path, perm)
}
#[derive(Debug)]
pub struct SetPermissionsFuture<P>
where
P: AsRef<Path>
{
path: P,
perm: fs::Permissions,
}
impl<P> SetPermissionsFuture<P>
where
P: AsRef<Path>
{
fn new(path: P, perm: fs::Permissions) -> SetPermissionsFuture<P> {
SetPermissionsFuture {
path: path,
perm: perm,
}
}
}
impl<P> Future for SetPermissionsFuture<P>
where
P: AsRef<Path>
{
type Item = ();
type Error = io::Error;
fn poll(&mut self) -> Poll<Self::Item, Self::Error> {
::blocking_io(|| fs::set_permissions(&self.path, self.perm.clone()) )
}
}