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Re: Shellology: ksh93 from OpenIndiana ${1+"$@"}

From: Pavel Raiskup
Subject: Re: Shellology: ksh93 from OpenIndiana ${1+"$@"}
Date: Sun, 10 Jan 2016 16:18:14 +0100
User-agent: KMail/4.14.10 (Linux/4.2.8-300.fc23.x86_64; KDE/4.14.14; x86_64; ; )

On Sunday 13 of December 2015 20:07:59 Paul Eggert wrote:
> On 12/10/2015 05:55 AM, Pavel Raiskup wrote:
> > Is this issue worth documenting in Shellology section
> > withing autoconf.info?  This probably should be fixed somehow in libtool,
> > but I'm not yet sure what is the proper way.
> It should be documented.
> I suggest changing Autoconf and Libtool to recommend and use just the
> "$@" form. This is because the shells that mishandled "$@" are now
> museum pieces and are no longer worth worrying about porting to, whereas
> the shells that mishandle ${1+"$@"} are still in use.

If libtool/configure was able to throw fatal error very soon for such
museum shell, I would agree.  Something which would encourage end-user to
obtain a bit newer shell..  And such check should be probably documented


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