Re: [PATCH rdma-core v2 4/4] redhat/spec: build split rpm packages

[Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>]

On Thu, Nov 03, 2016 at 02:35:29PM -0600, Doug Ledford wrote:
> >>> +%package -n librdmacm-utils
> >>> +Summary: Examples for the librdmacm library
> >>> +Requires: librdmacm%{?_isa} = %{version}-%{release}
> >>
> >> Why the requires? Shouldn't auto shlib dependencies take care of that?
> > 
> > Probably. I think this was another legacy bit copied over from a
> > stand-alone spec file.
> 
> Actually, no.  When you have a -utils package that goes with a library
> package, standard procedure is to tie them directly like this.  The auto
> dependency stuff will allow, say, librdmacm-1.1.17-1 and
> librdmacm-utils-1.1.16-1 to happily satisfy each other since the later
> librdmacm provides all of the sonames and apis that the -utils package
> needs.  This is as designed as you want a librdamcm update to not
> trigger a required update of, say, openmpi, unless there is truly a
> change that requires it.  But, for the utils that go with the library,
> even though we don't *have* to update them with the library, we want
> that to happen automatically, so the explicit requires makes that happen
> even if librdmacm-utils was excluded from the update command.

Okay, Jarod you will need to send a patch to put this back, because I
applied all the changes discussed in this email when I made the pull
request.

Thanks,
Jason
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