From 6d0fa2582fc9012c5edd6f4156fa76e76a01d33c Mon Sep 17 00:00:00 2001
From: Brendan Cully <brendan@kublai.com>
Date: Thu, 16 Aug 2007 09:32:33 -0700
Subject: [PATCH] Check for lost tty if getch returns error (closes #1220)
 Great thanks to Vincent Lefevre for tracking this one down.

---
 curs_lib.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/curs_lib.c b/curs_lib.c
index e9dbaa8b3..c80045637 100644
--- a/curs_lib.c
+++ b/curs_lib.c
@@ -99,8 +99,16 @@ event_t mutt_getch (void)
     mutt_query_exit ();
 
   if(ch == ERR)
+  {
+    /* either timeout or the terminal has been lost */
+    if (!isatty (0))
+    {
+      endwin ();
+      exit (1);
+    }
     return err;
-  
+  }
+
   if ((ch & 0x80) && option (OPTMETAKEY))
   {
     /* send ALT-x as ESC-x */
-- 
2.50.1