Function get_waitpid_waker 

pub fn get_waitpid_waker(task_id: usize) -> &'static Waker

Get or create a waker for waitpid/wait operations for a specific task

This function returns a reference to the waker associated with the given task ID, used exclusively for waitpid/wait (child termination wait) synchronization. If no waker exists for the task, a new one is created.

Arguments

• task_id - The ID of the task to get a waitpid/wait waker for

Returns

A reference to the waker for the specified task