From cf31e5693118709ef0ae23e9d3fd44e89a70e7a4 Mon Sep 17 00:00:00 2001
From: drdani <drdani@4a8a32a2-be11-0410-ad9d-d568d2c75423>
Date: Wed, 15 Mar 2000 14:49:27 +0000
Subject: [PATCH 1/1] Fix of prompt problem if ucsim runs in background mode
 (-r option)

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@189 4a8a32a2-be11-0410-ad9d-d568d2c75423
---
 sim/ucsim/cmd.src/newcmd.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sim/ucsim/cmd.src/newcmd.cc b/sim/ucsim/cmd.src/newcmd.cc
index 90e4b028..6b1001f5 100644
--- a/sim/ucsim/cmd.src/newcmd.cc
+++ b/sim/ucsim/cmd.src/newcmd.cc
@@ -652,6 +652,8 @@ cl_console::print_prompt(void)
   if (flags & (CONS_PROMPT|CONS_FROZEN))
     return;
   flags|= CONS_PROMPT;
+  if (!out)
+    return;
   if (sim->arg_avail('P'))
     putc('\0', out);
   else
-- 
2.30.2