Function sys_sleep

os/src/syscall/sync.rs:6–12

(ms: usize)

use alloc::sync::Arc;

pub fn sys_sleep(ms: usize) -> isize {
    let expire_ms = get_time_ms() + ms;
    let task = current_task().unwrap();
    add_timer(expire_ms, task);
    block_current_and_run_next();
    0
}

pub fn sys_mutex_create(blocking: bool) -> isize {
    let process = current_process();