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Date: Thu, 18 Sep 1997 05:58:28 -0700 (PDT)
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Subject: bin/4568: /bin/sh substitution/concatenation bug
Sender: owner-freebsd-bugs@FreeBSD.ORG
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>Number:         4568
>Category:       bin
>Synopsis:       simple /bin/sh script produces wrong results
>Confidential:   no
>Severity:       serious
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Sep 18 06:00:00 PDT 1997
>Last-Modified:
>Originator:     Bruno Haible
>Organization:
ILOG
>Release:        FreeBSD 2.2-STABLE i386
>Environment:

	

>Description:

The following /bin/sh commands

unset LINGUAS
ALL_LINGUAS="en de fr es"
NEW_LINGUAS=
for lang in ${LINGUAS=$ALL_LINGUAS}; do
  case "$ALL_LINGUAS" in
    *$lang*) NEW_LINGUAS="$NEW_LINGUAS $lang" ;;
  esac
done
echo $NEW_LINGUAS

print        en de fr de fr es
instead of   en de fr es

>How-To-Repeat:

Start a sh, then input the above commands.

>Fix:
	
unknown

>Audit-Trail:
>Unformatted: