Date: Fri, 23 Apr 1999 20:21:37 -0400 (EDT) From: Brian Feldman <green@unixhelp.org> To: "Donald J . Maddox" <dmaddox@conterra.com> Cc: "Daniel C. Sobral" <dcs@newsguy.com>, Gianmarco Giovannelli <gmarco@scotty.masternet.it>, Gianmarco Giovannelli <gmarco@giovannelli.it>, hackers@FreeBSD.ORG Subject: Re: Uox, Linux emul and missing things. Message-ID: <Pine.BSF.4.10.9904232020290.68896-100000@janus.syracuse.net> In-Reply-To: <19990423180142.B435@dmaddox.conterra.com>
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On Fri, 23 Apr 1999, Donald J . Maddox wrote:
> On Fri, Apr 23, 1999 at 08:43:23AM +0900, Daniel C. Sobral wrote:
> > Gianmarco Giovannelli wrote:
> > >
> > > At 02.19 23/04/99 +0900, Daniel C. Sobral wrote:
> > >
> > > >FreeBSD defaults to signal floating point exceptions in case of
> > > >overflow and things like that. Linux, I take it, does not.
> > > >
> > > >Short of correcting the program, I think there is a system wide
> > > >setting to turn off floating point exceptions.
> > >
> > > :-) can you input more verbosely ?
> >
> > Like in, explaining what to do? :-) I don't know how to change the
> > setting, I'm not even 100% sure it exists. Try listing sysctls.
>
> If you really want to do this globally, try this patch to
> src/sys/i386/include/npx.h:
>
> --- npx.h.orig Sun Jul 20 07:06:44 1997
> +++ npx.h Fri Jan 15 22:42:23 1999
> @@ -142,5 +142,6 @@
> void npxinit __P((int control));
> void npxsave __P((struct save87 *addr));
> #endif
> -
> +#undef __INITIAL_NPXCW__
> +#define __INITIAL_NPXCW__ __BETTER_BDE_NPXCW__
> #endif /* !_MACHINE_NPX_H_ */
Actually, I'd like a sysctl of machdep.npxcw, as most others probably would.
And the INITAL to be BDE's, too.
>
>
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