Re: what is wrong with this conditional scriplet on rpm.spec

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On Wed, 2021-11-03 at 14:26 -0400, Ben Beasley wrote:
> I don’t know where to find documentation for operator precedence in
> RPM 
> conditional expressions, but it looks like “!” binds more tightly
> than 
> “>=”, so
> 
>  > %if ! 0%{?rhel} >= 8
> 
> is grouped as
> 
>  > %if (! 0%{?rhel}) >= 8
> 
> which becomes, on Fedora:
> 
>  > %if (! 00) >= 8
> 
>  > %if 1 >= 8
> 
> and therefore evaluates false.
> 
> Writing
> 
>  > %if ! (0%{?rhel} >= 8)
> 
> seems to do what you want, as would:

yes is exactly what I'm missing 

Thank you 


>  > %if 0%{?rhel} < 8
> 

the logic doesn't fail , but it is trick because includes {?fedora}



> On 11/3/21 14:09, Sérgio Basto wrote:
> > Hi,
> > 
> > I just notice build in mock or koji this scriptlet [1] on a build
> > for
> > Fedora gives me "is rhel 8 or 9" , what I'm missing ?
> > 
> > 
> > Thank you
> > 
> > [1]
> > %if ! 0%{?rhel} >= 8
> > echo "is not rhel >= 8"
> > %else
> > echo "is rhel 8 or 9"
> > %endif
> > 
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-- 
Sérgio M. B.
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