From 7cb7bb8170886cec78c11558f7fa9abe95f166b8 Mon Sep 17 00:00:00 2001
From: benfry <fry@processing.org>
Date: Mon, 12 Jul 2004 22:06:35 +0000
Subject: [PATCH] fixed bug for empty sketches

---
 app/PdePreprocessor.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/app/PdePreprocessor.java b/app/PdePreprocessor.java
index 76d5c9c56..4a82ff9b9 100644
--- a/app/PdePreprocessor.java
+++ b/app/PdePreprocessor.java
@@ -81,7 +81,8 @@ public class PdePreprocessor {
                       String extraImports[]) throws java.lang.Exception {
     // if the program ends with no CR or LF an OutOfMemoryError will happen.
     // not gonna track down the bug now, so here's a hack for it:
-    if (program.charAt(program.length()-1) != '\n') {
+    if ((program.length() > 0) &&
+        program.charAt(program.length()-1) != '\n') {
       program += "\n";
     }