Make errors easier

1 files changed, 10 insertions, 2 deletions

diff --git a/examples/rusti.rs b/examples/rusti.rs
index 05e7c3b..ba1f4e1 100644
--- a/examples/rusti.rs
+++ b/examples/rusti.rs
@@ -1,11 +1,18 @@
 extern crate irc;
 extern crate getopts;
+extern crate libc;
 
 use std::os;
 use std::io;
 
 use getopts::{getopts, opt, optflag, optflagmulti, optmulti, optopt, reqopt, usage};
 
+fn err(code: i32, err_msg: &str) -> ! {
+	let mut stderr = io::stderr();
+	writeln!(stderr, "{}", err_msg);
+	unsafe{ libc::exit(code) }
+}
+
 fn main() {
 	let opts = [
 		optmulti("c", "channel", "What channel should be joined", "CHANNEL"),
@@ -17,11 +24,12 @@ fn main() {
 	let program = args.get(0);
 	let matches = match getopts(args.tail(), opts) {
 		Ok(m) => { m }
-		Err(e) => { let _ = writeln!(stderr, "{}", e.to_err_msg()); os::set_exit_status(1); return; }
+		Err(e) => { err(1, e.to_err_msg().as_slice()); }
 	};
 
 	let channels = matches.opt_strs("channel");
 	let port: u16 = from_str(matches.opt_str("port").unwrap_or("6667".to_string()).as_slice()).expect("Please pass a port number to -p or --port");
 	let ignore_privmsg = matches.opt_present("ignore-privmsg");
-	println!("{}, {}, {}", channels, port, ignore_privmsg);
+	let server = if matches.free.len() != 1 { err(2, "No server passed") } else { matches.free.move_iter().next().unwrap() };
+	println!("server:{}, channels:{}, port:{}, ignore?:{}", server, channels, port, ignore_privmsg);
 }