From 552d12b10e1faa3f8c8340fcf5fe889b859cd5b0 Mon Sep 17 00:00:00 2001
From: Andre Heider <a.heider@gmail.com>
Date: Thu, 2 Aug 2012 20:59:43 +0200
Subject: [PATCH] terminal: Don't crash on non-ascii chars

isalpha() and isdigit() don't like huge values.
Noticed with ascii-art in the shell prompt.
---
 clients/terminal.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clients/terminal.c b/clients/terminal.c
index 782f087b..aa072cd7 100644
--- a/clients/terminal.c
+++ b/clients/terminal.c
@@ -2268,6 +2268,9 @@ static int wordsep(int ch)
 {
 	const char extra[] = "-,./?%&#:_=+@~";
 
+	if (ch > 127)
+		return 1;
+
 	return ch == 0 || !(isalpha(ch) || isdigit(ch) || strchr(extra, ch));
 }