Re: Appreciate advice on %if %foo || %bar syntax

[Michael Jennings <mej kainx org>]

On Wednesday, 29 August 2007, at 20:28:19 (+0200),
Patrick wrote:

> I have a spec file which tests for various distro's:
> 
> %define is_fc45 %(test -f /etc/fedora-release && cat /etc/fedora-release | egrep -q '4|5' && echo 1 || echo 0)
> %define is_fc6 %(test -f /etc/fedora-release && grep -c Zod /etc/fedora-release || echo 0)
> %define is_f7 %(test -f /etc/fedora-release && grep -c Moonshine /etc/fedora-release || echo 0)
> %define is_rhel4 %(test -f /etc/redhat-release && cat /etc/redhat-release | egrep -q 'release 4' && echo 1 || echo 0)
> %define is_rhel5 %(test -f /etc/redhat-release && cat /etc/redhat-release | egrep -q 'release 5' && echo 1 || echo 0)
> 
> Now I would like to use something like this:
> 
> %if %is_fc6 || %is_f7 || %is_rhel5
> ..do something
> %endif

%if %{is_fc6}%{is_f7}%{is_rhel5}

will expand to

%if 010

and will do exactly what you want.

Michael

-- 
Michael Jennings (a.k.a. KainX)  http://www.kainx.org/  <mej kainx org>
Linux Server/Cluster Admin, LBL.gov       Author, Eterm (www.eterm.org)
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