Function nice

src/backend/linux_raw/process/syscalls.rs:116–125

(inc: i32)

#[inline]
pub(crate) fn nice(inc: i32) -> io::Result<i32> {
    let priority = (if inc > -40 && inc < 40 {
        inc + getpriority_process(None)?
    } else {
        inc
    })
    .clamp(-20, 19);
    setpriority_process(None, priority)?;
    Ok(priority)
}

#[inline]
pub(crate) fn getpriority_user(uid: Uid) -> io::Result<i32> {