From c986a46fb93f44f0eaae0e53b52e6e42011707e4 Mon Sep 17 00:00:00 2001
From: Leonid Plyushch <leonid.plyushch@gmail.com>
Date: Tue, 5 Feb 2019 00:09:28 +0200
Subject: [PATCH] extra keys: fix crash when clicking on "empty" (undefined)
 key

---
 app/src/main/java/com/termux/app/ExtraKeysView.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/main/java/com/termux/app/ExtraKeysView.java b/app/src/main/java/com/termux/app/ExtraKeysView.java
index e35d5470..cd391469 100644
--- a/app/src/main/java/com/termux/app/ExtraKeysView.java
+++ b/app/src/main/java/com/termux/app/ExtraKeysView.java
@@ -84,7 +84,7 @@ public final class ExtraKeysView extends GridLayout {
         } else {
             // not a control char
             TerminalSession session = terminalView.getCurrentSession();
-            if (session != null)
+            if (session != null && keyName.length() > 0)
                 session.write(keyName);
         }
     }