Re: Building RPMs for i386

[Joshua Jensen <joshua@xxxxxxxx>]

I've been able to add -m32 to my compiles by using this:

--define 'RPM_OPT_FLAGS=-O2 -g -m32' --target i386

But beware, the binary size is often incorrect when compared to
"natively" compiled 32bit binaries.  Not sure why really.

Joshua



On Thu, Dec 30, 2004 at 04:11:25PM +0100, Carsten Boehlke wrote:
> Hm... It works for some RPMs but not for all.
> Is it generally possible to build i386 RPMs on a amd64 machine?
> 
> Carsten.
> 
> 
> 
> > On Thu, 2004-12-30 at 14:38 +0100, Carsten Boehlke wrote:
> >> Hi.
> >>
> >> I've tried your tip "rpmbuild --ba vsftpd.spec --target=i386"
> >>
> >> but I get this error:
> >>
> >> "cc1: CPU you selected does not support x86-64 instruction set"
> >>
> >> What is my mistake?
> >
> > if the rpm in question doesn't use the RPM CFLAGS but invents it's own,
> > then it misses the -m32 compiler option needed.
> > you might be able to do
> > CC="gcc -m32" rpmbuild .....
> >
> > but at that point it's pure luck
> >
> 
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> 
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-- 
Joshua Jensen
joshua@xxxxxxxx
"If God didn't want us to eat animals, why did he make them out of meat?"

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