From suse-kde  Wed Aug 04 18:53:04 2010
From: David Jarvie <lists () astrojar ! org ! uk>
Date: Wed, 04 Aug 2010 18:53:04 +0000
To: suse-kde
Subject: Re: [opensuse-kde] kde-obs-generator: how to install files conditionally on the KDE version
Message-Id: <201008041953.16903.lists () astrojar ! org ! uk>
X-MARC-Message: https://marc.info/?l=suse-kde&m=128094809630271

On Wednesday 04 August 2010 17:34:51 you wrote:
> On Wednesday 04 August 2010 18:05:11 David Jarvie wrote:
> > On Mon, August 2, 2010 12:30 pm, Lubos Lunak wrote:
> > > On Sunday 01 of August 2010, David Jarvie wrote:
> > >> There
> > >> are some files which need to be installed for systems which provide KDE
> > >> 4.2, but not for KDE 4.3 or later. I've tried a couple of methods in the
> > >> .spec file to specify this, but the build failed each time. How can I
> > >> specify this condition?
> > >
> > >  There doesn't seem to be a pre-made check for this, but you can do e.g.
> > >
> > > %files ...
> > > ...
> > > %if %(rpm -q --qf "%{VERSION}" kdelibs4 | awk -F . '{ printf
> > > "%d%02d%02d",$1,
> > > $2,$3 }') >= 040200
> > > ...
> > > %endif
> > > ...
> > 
> > This doesn't work after all. Putting it into the %files section results in
> > a parse error in the spec file (it complains that it can't parse "%(..."
> > ). So instead I tried
> 
> do something like this in %install section:
> 
> cat > somefile << EOF
> /usr/bin/binary
> %if %(`echo rpm -q --qf "%{VERSION}" kdelibs4 ....`) == "blahfasel"
> /lib/lib
>  ...
> %endif
> EOF
> 
> and then
> %files -f somefile
> 
> 
> I have not tested it in detail, but I think you get they idea how to deal with it.

Thanks. Your solution works except that for the Mandriva build to work, I had to change it to

    echo /lib/libfile.so >>somefile

instead of "cat > somefile << EOF".


> > if [ %(rpm -q --qf "%{VERSION}" kdelibs4 | awk -F . '{ printf
> > "%d%02d%02d",$1,$2,$3 }') -ge 040200 ]; then
> > ...
> > fi
> > 
> > This parses successfully, but at the end of the build each whitespace
> > delimited token in the 'if' statement is assumed to be a file name,
> > resulting in errors such as
> > 
> >     File must begin with "/": $(rpm
> > 
> > So I'm back to square one - I can't find a syntax that enables files to be
> > included conditionally in the %files section.

-- 
David Jarvie.
KAlarm author and maintainer.
http://www.astrojar.org.uk/kalarm
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