From: David Kastrup <dak@gnu.org>
Date: Wed, 28 Nov 2007 23:10:34 GMT
Subject: Re: [PATCH v2] Replace instances of export VAR=VAL with VAR=VAL; export VAR
Message-ID: <85mysy6k5x.fsf@lola.goethe.zz>
In-Reply-To: <20071128230203.GA13964@coredump.intra.peff.net>

Jeff King <peff@peff.net> writes:

> On Wed, Nov 28, 2007 at 11:53:13PM +0100, David Kastrup wrote:
>
>> dak@lola:~$ ash
>> $ export JUNK=woozle
>> $ sh -c 'echo $JUNK'
>> woozle
>> $ exit
>> dak@lola:~$ dash
>> $ export JUNK=woozle
>> $ sh -c 'echo $JUNK'
>> woozle
>> $ exit
>> 
>> What problem are we talking about exactly, and with what shell?
>
> $ uname -sr
> FreeBSD 6.1-RELEASE-p17-jc1
> $ /bin/sh
> $ FOO='with spaces'
> $ echo $FOO
> with spaces
> $ OK=$FOO; export OK
> $ sh -c 'echo $OK'
> with spaces
> $ export BAD=$FOO
> $ sh -c 'echo $BAD'
> with
> $ echo $BAD
> with

I'd write
export BAD="$FOO"
anyhow.  And also OK="$FOO" by the way.  The alternatives scare me.

-- 
David Kastrup, Kriemhildstr. 15, 44793 Bochum