James,
How can i assign the value from the command line like i said? Then how can i
declare it within the specfile? I am not understanding the suggestions you
posted.
Thanks
Barry
----- Original Message -----
From: "James Olin Oden" <joden@xxxxxxxxxxxxx>
To: <rpm-list@xxxxxxxxxx>
Sent: Friday, March 05, 2004 4:12 PM
Subject: Re: How can I change some values within the spec file during
rpmbuild?
> On Fri, 5 Mar 2004 barry@xxxxxxxxxxxxxxxxxxx wrote:
>
> > All,
> >
> > How can I change something within the spec file while building the
> > rpm package using rpmbuild command?
> >
> > For example, if I have a build number that I need to reflect it in
> > the "release:" field, then can I say something like:
> >
> > %define buildnumber 111
> > ...
> > Release: %{buildnumber}
> >
> One approach, of which their are many variants are to use the %() macro.
> This is very simular to using backticks (i.e. `ls`) in shell or in bash
> $(). So here is a variant. Your wrapper script that calls rpmbuild
> writes to a file the build number and your relase line looks like:
>
> Release: %(cat /some/file)
>
> Sometimes what goes in %() is a command:
>
> Release: %(getBuildNumber)
>
>
> > and when execute rpmbuild, then I type "rpmbuild -bb specfile --
> > define 'buildnumber 222' ???
> >
> And I think that works too.
>
> Oh, and another thing you can do is write a file that defines the
> macro, you end up with something like this in said file:
>
> %define buildnumber 222
>
> And then you do this at the top of your spec file:
>
> %{expr: %(cat /some/file.macro)}
>
> Which gets the contents of the macro file, and then evaluates via
> the macro processor.
>
> I am sure there are other ways...james
>
>
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