On Thu, Jun 02, 2011 at 11:48:35AM -0400, Neal Becker wrote:
> Sam Varshavchik wrote:
>
> > Neal Becker writes:
> >
> >> How can I apply a patch only if the version of a dependency is < x?
> >
> > You mean you want to specify the dependency's version in a macro, that you
> > put into Requires:? If so, just use the macro in your build script, it'll be
> > expanded, and you can test its value. Bare-bones shell isn't usually
> > convenient for understanding most kinds of version number formats. You may
> > need to do something fancy.
>
> I mean, a patch is needed only if one of the BR versions is less than a.b.
> So I
> want to conditionally apply a patch, based on the version of the BR.
How about this evil untested recursive invocation of rpm?
%prep
%configure
package=glibc
minversion=2.13.89
if [ $(
rpm -q --queryformat '%{version}\n' $package |
cat - <(echo $minversion) |
sort -V |
head -1
) = "$minversion" ]; then
%patch0 -p1
fi
Rich.
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