initgroups

[Corinna Vinschen]

On Wed, Sep 11, 2002 at 09:17:56AM -0400, Pierre A. Humblet wrote:
> Corinna Vinschen wrote:
> 
> > > P.S.: Why is there a need to define ILLEGAL_GID? It
> > > is never used to set a value.
> > 
> > It's used in chown_worker() to check against gid -1 on input.
> 
> O.K, it's used to check against -1, but -1 is never used as
> a reserved value. In other words, why is the largest possible
> gid value forbidden? 

It's not forbidden in the first place, it has a special meaning
when used as parameter to chown(), see
http://www.opengroup.org/onlinepubs/007904975/functions/chown.html

Corinna

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Corinna Vinschen                  Please, send mails regarding Cygwin to
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