From 2395e6bb3a8523e18f539e6de9779a6216e0dee8 Mon Sep 17 00:00:00 2001
From: Francis Russell <francis@unchartedbackwaters.co.uk>
Date: Tue, 20 Dec 2011 19:58:46 +0000
Subject: [PATCH] Handle missing input file.

---
 src/ofc/OFC.scala | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/ofc/OFC.scala b/src/ofc/OFC.scala
index 9653e70..5289ecd 100644
--- a/src/ofc/OFC.scala
+++ b/src/ofc/OFC.scala
@@ -5,7 +5,10 @@ import parser.{Parser,Statement,ParseException}
 object OFC extends Parser {
 
   def main(args: Array[String]) {
-    if (args.isEmpty) throw new IllegalArgumentException("Unspecified input file.")
+    if (args.isEmpty) {
+      Console.err.println("Specify input file.")
+      System.exit(1)
+    }
 
     val reader = new FileReader(args(0))
 
-- 
2.47.3