| 22 | const BUFFER_SIZE: usize = 20; |
| 23 | |
| 24 | fn server(ready: Arc<(Mutex<bool>, Condvar)>, path: &Path) { |
| 25 | let connection_socket = socket(AddressFamily::UNIX, SocketType::SEQPACKET, None).unwrap(); |
| 26 | |
| 27 | let name = SocketAddrUnix::new(path).unwrap(); |
| 28 | bind(&connection_socket, &name).unwrap(); |
| 29 | listen(&connection_socket, 1).unwrap(); |
| 30 | |
| 31 | { |
| 32 | let (lock, cvar) = &*ready; |
| 33 | let mut started = lock.lock().unwrap(); |
| 34 | *started = true; |
| 35 | cvar.notify_all(); |
| 36 | } |
| 37 | |
| 38 | let mut buffer = vec![0; BUFFER_SIZE]; |
| 39 | 'exit: loop { |
| 40 | let data_socket = accept(&connection_socket).unwrap(); |
| 41 | let mut sum = 0; |
| 42 | loop { |
| 43 | let nread = read(&data_socket, &mut buffer).unwrap(); |
| 44 | |
| 45 | if &buffer[..nread] == b"exit" { |
| 46 | break 'exit; |
| 47 | } |
| 48 | if &buffer[..nread] == b"sum" { |
| 49 | break; |
| 50 | } |
| 51 | |
| 52 | sum += i32::from_str(&String::from_utf8_lossy(&buffer[..nread])).unwrap(); |
| 53 | } |
| 54 | |
| 55 | write(&data_socket, DecInt::new(sum).as_bytes()).unwrap(); |
| 56 | } |
| 57 | |
| 58 | unlinkat(CWD, path, AtFlags::empty()).unwrap(); |
| 59 | } |
| 60 | |
| 61 | fn client(ready: Arc<(Mutex<bool>, Condvar)>, path: &Path, runs: &[(&[&str], i32)]) { |
| 62 | { |