Unset environment variable when building rpm

[Michael Schwendt]

On Fri, 15 Jan 2016 12:48:58 +0100, arnaud gaboury wrote:

> >> -------------------------------------------------------
> >> if [ -n $R_PROFILE_USER ];then
> >>     unset R_PROFILE_USER
> >> fi
> >> ------------------------------------------------
> >>
> >> What is the correct way to unset for build time a env variable?  
> >
> > Why do you need the test? Just unset it directly.  
> ok. In case this variable does not exist, will the build stop?
> Anyway to save the variable value, unset and restore at %post ?

You want to read up on what the %post section does, since it is
entirely unrelated to the build sections in a spec file.