fn wait()

in reverie-ptrace/src/trace/mod.rs [203:219]

• 15 lines of code
• 4 McCabe index (conditional complexity)

fn wait(id: IdType, flags: WaitPidFlag) -> Result<Option<WaitStatus>, Errno> {
    loop {
        let result = waitid(id, flags).map(|status| {
            if status == WaitStatus::StillAlive {
                None
            } else {
                Some(status)
            }
        });

        if result == Err(Errno::EINTR) {
            continue;
        }

        return result;
    }
}