From b230159958fd527dafb21aa5b157a928e46ee181 Mon Sep 17 00:00:00 2001
From: Robert Griebl <griebl@gmx.de>
Date: Tue, 30 Jul 2002 23:13:51 +0000
Subject: [PATCH] Fixed a timing bug which occured when bb ash is run in a rxvt
 on the HP iPAQ. Sometimes we get a SIGWINCH and want to print the prompt,
 although the prompt is not yet initialised (0) .. so just don't print a
 prompt as long as the prompt string is 0

---
 shell/cmdedit.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/shell/cmdedit.c b/shell/cmdedit.c
index 5cbc81131..eee32131a 100644
--- a/shell/cmdedit.c
+++ b/shell/cmdedit.c
@@ -275,7 +275,8 @@ static void goto_new_line(void)
 
 static inline void out1str(const char *s)
 {
-	fputs(s, stdout);
+	if ( s )
+		fputs(s, stdout);
 }
 static inline void beep(void)
 {