[osol-code] Re: [Fwd: [ksh93-integration-discuss] ksh93-integration pre-reviewround"two" (webrev 2007-05-14)]

[Joerg Schilling]

Alan Coopersmith <alan.coopersmith at sun.com> wrote:

> > The POSIX.1-2001 tar extensions are a clean method that _definitely_ should be 
> > used for all new features. As this was not done for the ZFS enhancements as 
> > well for the "Trusted Extensions", something did go massively wrong. Since the 
> > year 2001, there is no reson to continue to use deprecated POSIX.1-1988 methods 
> > anymore.
>
> Much of the Trusted Extensions work was integrating work done long before 2001
> in the Trusted Solaris product line.   The case materials note that the tar
> extensions were carried forward from Trusted Solaris 2.5.1 & Trusted Solaris 8,
> and preserve backwards compatibility with the Trusted Solaris 8 implementation.

It was not in the Sun tar.c until recently and even if it has been created 
earlier (e.g. with Trusted Solaris 8), using POSIX.1-1988 based enhancements was 
wrong. 

Jörg

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