Added skeleton for program entry.

src/main.rs

@@ -168,9 +168,37 @@ fn handle_message(message: Message) -> Option<Message> {
 }
 
 fn main() {
-	let config_path = args().nth(1)
+	let mut server_conf_flag = false;
-		.expect("no config given");
+	let mut config_path = None;
-	let config = get_config(config_path).expect("Could not get config");
+	let mut server_conf_path = None;
+	for arg in args().skip(1) {
+		match arg.as_str() {
+			"-s" => server_conf_flag = true,
+			"-h" => {
+				println!("Usage: mention2mail [config file] [-s server config directory]");
+			},
+			_ => if server_conf_flag {
+				server_conf_path = Some(arg);
+			} else {
+				config_path = Some(arg);
+			}
+		}
+	}
+
+	let mut config;
+
+	match config_path {
+		Some(p) => config = get_config(p)
+			.expect("Could not get config"),
+		None => config = get_config("/etc/Mention2Mail/config.toml")
+			.expect("Could not get default config in /etc/Mention2Mail/default.toml"),
+	}
+
+	match server_conf_path {
+		Some(p) => config = get_server_config(config, p)
+			.expect("Could not get server config."),
+		None => (),
+	}
 
 	let mut stream = connect::connect_irc(&config).unwrap();