#!/bin/sh
# To: bug-bash@gnu.org     From:Jim Baar  jimbar@seznam.cz
# BUG: command "case in esac" do not work properly with two values
# this do not work properly for value \\001
# in function do not work properly for value \\177
# examples:
function casein () {
x=$1
case "$x"
in
$y)echo OK;;
*) echo KO;;
esac
}

# work OK
y=`echo -en "\\002"`
x=$y
case "$x"
in
$y)echo OK;;
*) echo KO;;
esac

# work BAD! only for \\001
y=`echo -en "\\001"`
x=$y
case "$x"
in
$y)echo OK;;
*) echo KO;;
esac

# work BAD! only for \\001
x=`echo -en "\\001"`
case "$x"
in
`echo -en "\\001"`)echo OK;;
*) echo KO;;
esac

# work OK for \\002
x=`echo -en "\\002"`
case "$x"
in
`echo -en "\\002"`)echo OK;;
*) echo KO;;
esac

# with function
# work BAD only for \\001
y=`echo -en "\\001"`
x=$y
casein "$x"

# with function
# work BAD only for \\001
y=`echo -en "\\177"`
x=$y
casein "$x"

exit 0

# GNU bash, version 2.05a.0(1)-release (i686-pc-linux-gnu)
# Copyright 2001 Free Software Foundation, Inc.

# RetHat 7.3,7.0  
# Celeron 400MHz
# 196M RAM
# RedHat 7.3 -> kernel 2.4.18-3