From owner-freebsd-bugs  Mon Oct 14 17:12:18 1996
Return-Path: owner-bugs
Received: (from root@localhost)
          by freefall.freebsd.org (8.7.5/8.7.3) id RAA07913
          for bugs-outgoing; Mon, 14 Oct 1996 17:12:18 -0700 (PDT)
Received: from gallup.cia-g.com (root@gallup.cia-g.com [206.206.162.10])
          by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id RAA07908
          for <freebsd-bugs@freefall.freebsd.org>; Mon, 14 Oct 1996 17:12:14 -0700 (PDT)
Received: from localhost.my.domain (dialup1.gup.cia-g.com [206.206.162.33]) by gallup.cia-g.com (8.7.6/8.6.12) with SMTP id SAA04352; Mon, 14 Oct 1996 18:12:09 -0600 (MDT)
Message-ID: <XFMail.961014181145.george@cia-g.com>
X-Mailer: XFMail 0.4 [p0] on FreeBSD
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 8bit
MIME-Version: 1.0
In-Reply-To: <Pine.OSF.3.94.961014000718.15908D-100000@fly.HiWAAY.net>
Date: Mon, 14 Oct 1996 18:00:00 -0600 (MDT)
From: George Simunovich <george@cia-g.com>
To: Steve Price <sprice@hiwaay.net>
Subject: Re: bin/1793: /bin/sh return w/o exitstatus in a function sets e
Cc: freebsd-bugs@freefall.freebsd.org
Sender: owner-bugs@FreeBSD.ORG
X-Loop: FreeBSD.org
Precedence: bulk


On 14-Oct-96 Steve Price wrote:
>>On Sun, 13 Oct 1996 george@cia-g.com wrote:
>
># 
># >Number:         1793
># >Category:       bin
># >Synopsis:       /bin/sh return w/o exitstatus in a function sets exitstatus 
to true
># >Confidential:   no
># >Severity:       non-critical
># >Priority:       low
># >Responsible:    freebsd-bugs
># >State:          open
># >Class:          sw-bug
># >Submitter-Id:   current-users
># >Arrival-Date:   Sun Oct 13 20:10:01 PDT 1996
># >Last-Modified:
># >Originator:     George Simunovich
># >Organization:
># >Release:        2.2-current
># >Environment:
># 2.2-CURRENT FreeBSD 2.2-CURRENT #0: Sat Oct 12 13:26:46 MDT 1996
># >Description:
># A return without an exit status in a sh functino sets the exit status
># to true.
># 
># bash works as does /bin/sh on FreeBSD 2.1.0-RELEASE
># >How-To-Repeat:
># When the following script is run it echos "True Condition".
># 
># #!/bin/sh
># 
># Tester()
># {
>#         false
>#         return
># }
># 
># if Tester
># then
>#         echo "True Condition"
># else
>#         echo "Not True Condition"
># fi
># 
># >Fix:
># use bash?
># 
># >Audit-Trail:
># >Unformatted:
># 
>
>Try doing a 'return $?' to return the exitstatus of the previously
>executed command.  Attached is a one-liner that fixes the case above
>but breaks this new case (at least wrt /bin/bash).
>
>steve[~]$ cat > testing
>tester()
>{
>	return
>}
>
>false
>
>if tester
>then
>	echo "true"
>else
>	echo "false"
>fi
>^D
>steve[~] /tmp/sh testing
>true
>steve[~] /bin/bash testing
>false
>steve[~]
>
>I will look into this some more and see what I can find.
>
>Steve
>

The return problem was caused by the stock HylaFAX 4.0pl0 configure script
which uses the return without an exit status.

George