Function nc::mq_getsetattr [−][src]
pub fn mq_getsetattr(
mqdes: mqd_t,
new_attr: Option<&mut mq_attr_t>,
old_attr: Option<&mut mq_attr_t>
) -> Result<mqd_t, Errno>
Expand description
Get/set message queue attributes
let name = "nc-mq-getsetattr";
let ret = nc::mq_open(
name,
nc::O_CREAT | nc::O_RDWR,
(nc::S_IRUSR | nc::S_IWUSR) as nc::umode_t,
None,
);
assert!(ret.is_ok());
let mq_id = ret.unwrap();
let mut attr = nc::mq_attr_t::default();
let ret = nc::mq_getsetattr(mq_id, None, Some(&mut attr));
assert!(ret.is_ok());
println!("attr: {:?}", attr);
assert!(nc::close(mq_id).is_ok());
assert!(nc::mq_unlink(name).is_ok());