Function waitpid_nb

user/src/task.rs:45–47

(pid: usize, exit_code: &mut i32)

}

pub fn waitpid_nb(pid: usize, exit_code: &mut i32) -> isize {
    sys_waitpid(pid as isize, exit_code as *mut _)
}

bitflags! {
    pub struct SignalFlags: i32 {