Submitted By: Matt Burgess (matthew at linuxfromscratch dot org)
Date: 2007-01-31
Initial Package Version: 5.2
Upstream Status: From Upstream
Origin: http://ftp.gnu.org/gnu/readline/readline-5.2-patches/
Description: Patch 001 from upstream: In some cases, code that is intended to be
             used in the presence of multibyte characters is called when no such
             characters are present, leading to incorrect display position
             calculations and incorrect redisplay.

diff -Naur readline-5.2.orig/display.c readline-5.2/display.c
--- readline-5.2.orig/display.c	2006-09-14 18:20:12.000000000 +0000
+++ readline-5.2/display.c	2007-01-28 18:46:11.000000000 +0000
@@ -2380,6 +2380,8 @@
 
   if (end <= start)
     return 0;
+  if (MB_CUR_MAX == 1 || rl_byte_oriented)
+    return (end - start);
 
   memset (&ps, 0, sizeof (mbstate_t));