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Date: Sun, 30 Sep 2012 19:53:22 -0400
From: Rich Felker <dalias@...ifal.cx>
To: musl@...ts.openwall.com
Subject: Re: better compatibility with bsd getopt()
On Sun, Sep 30, 2012 at 11:32:44PM +0200, Daniel Cegiełka wrote:
> 2012/9/30 Rich Felker <dalias@...ifal.cx>:
>
> >> OpenBSD solves gnu reset option in this way:
> >>
> >> /*
> >> * XXX Some GNU programs (like cvs) set optind to 0 instead of
> >> * XXX using optreset. Work around this braindamage.
> >> */
> >> if (optind == 0)
> >> optind = optreset = 1;
> >
> > Except the BSD way is the braindamaged one because it violates the
> > namespace. The GNU way simply defines something that was previously
> > undefined by the standard without affecting the namespace.
> >
> > If needed, I think it's possible to support both, with some weak
> > symbol hacks...
>
> sample solution for gnu/bsd getopt() - of course this patch needs this
> weak symbol hacks...
One more question... is optreset supposed to be declared in a header?
Or is the application responsible for declaring it?
Rich
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