rust msgq

use nix::unistd::ForkResult::{Child,Parent};
use nix::unistd::{fork};
use posixmq::PosixMq;

fn main() {

 const N:i32 = 2;
 let mut i = 0;

 let mq = PosixMq::create( "/dfdf" ).expect( "Error, cannot create message queue!" );

 let mut msg = vec![0u8;8192];

 while i < N {
  match fork().expect( "Error, while creating subprocess!" ) {
   Child => {
    break;
   },
   Parent {child: _} => {
    i+=1;
   },
  }
 }

 match i {
  0 => {
   println!( "I am the first one..." );
   mq.recv( &mut msg ).expect( "Error while receiving message!" );

   println!( "{}", String::from_utf8(msg).unwrap() );
  },
  1 => {
   println!( "I am the second one..." );
   mq.recv( &mut msg ).expect( "Error while receiving message!" );

   println!( "{}", String::from_utf8(msg).unwrap() );
  },
  2 => {
   println!( "I am the parent of that two :(" );
   mq.send( 1, b"Helloka" ).expect( "Error sending message" );
   mq.send( 2, b"Hohaho" ).expect( "Error while sending message" );
  },
  _ => {}
 }
}