Date: Sun, 30 Sep 2012 19:54:35 -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 07:53:22PM -0400, Rich Felker wrote: > 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? Never mind -- I missed that you had it in the header this time. :) Rich
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