From bdbf0fe2ad9249ae6672d4ee8caf0ce73ddca409 Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Sat, 1 Feb 2014 13:47:36 +1000
Subject: Check for lone escapes a little differently.

---
 handlekeys.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/handlekeys.c b/handlekeys.c
index 030c933..2d30d53 100644
--- a/handlekeys.c
+++ b/handlekeys.c
@@ -185,7 +185,7 @@ void handle_keys(long extra,
   struct sigaction sigAction, oldSigAction;
   sigset_t signalMask;
   char buffer[20], sequence[20];
-  int buffIndex = 0;
+  int buffIndex = 0, pendingEsc = 0;
 
   buffer[0] = 0;
   sequence[0] = 0;
@@ -241,7 +241,7 @@ void handle_keys(long extra,
     }
     else if (0 == p)  // A timeout, trigger a time event.
     {
-      if ((0 == buffer[1]) && ('\x1B' == buffer[0]))
+      if (pendingEsc)
       {
         // After a short delay to check, this is a real Escape key,
         // not part of an escape sequence, so deal with it.
@@ -287,6 +287,10 @@ void handle_keys(long extra,
       }
     }
 
+    // Check for lone Esc first, wait a bit longer if it is
+    pendingEsc = ((0 == buffer[1]) && ('\x1B' == buffer[0]));
+    if (pendingEsc)  continue;
+
     // Check if it's a CSI before we check for the known key sequences.
     if ('\x9B' == buffer[0])
       csi = 1;
-- 
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