uapi 0.2.1

Wrappers for OS APIs on UNIX-like platform
Documentation 
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#[cfg(not(target_os = "openbsd"))] // todo
mod wrapper {
    use std::process::exit;
    use testutils::*;
    use uapi::*;

    #[test]
    fn setpid() {
        match unsafe { fork().unwrap() } {
            0 => in_fork(|| {
                assert_ne!(getsid(0), getpid());
                assert_ne!(getpgrp(), getpid());
                setsid().unwrap();
                assert_eq!(getsid(0), getpid());
                assert_eq!(getpgrp(), getpid());

                raise(c::SIGSTOP).unwrap();

                let c1 = match unsafe { fork().unwrap() } {
                    0 => {
                        assert_eq!(getpgrp(), getppid());
                        assert_eq!(getsid(getppid()), getppid());
                        assert_eq!(getsid(0), getppid());
                        raise(c::SIGSTOP).unwrap();
                        assert_eq!(getpgrp(), getpid());
                        exit(0);
                    }
                    n => n,
                };

                let r1 = waitpid(c1, c::WUNTRACED).unwrap().1;
                assert!(WIFSTOPPED(r1));

                setpgid(c1, c1).unwrap();

                kill(c1, c::SIGCONT).unwrap();

                let r1 = waitpid(c1, 0).unwrap().1;
                assert!(WIFEXITED(r1));
                assert_eq!(WEXITSTATUS(r1), 0);
                exit(0);
            }),
            n => {
                let r1 = waitpid(n, c::WUNTRACED).unwrap().1;
                assert!(WIFSTOPPED(r1));

                assert_eq!(getsid(n), n);

                kill(n, c::SIGCONT).unwrap();

                let r1 = waitpid(n, 0).unwrap().1;
                assert!(WIFEXITED(r1));
                assert_eq!(WEXITSTATUS(r1), 0);
            }
        }
    }
}