Spec depends on BuildRequires?

[Rex Dieter]

Richard W.M. Jones wrote:

> On Tue, Mar 11, 2008 at 10:02:13AM -0500, Rex Dieter wrote:
>> Richard W.M. Jones wrote:
>> 
>> > I've got a spec file which (edited) says:
>> > 
>> >   BuildRequires:  perl
>> >   BuildRequires:  perl-ExtUtils-Embed
>> > 
>> >   Requires: %(perl -MExtUtils::Embed -e ldopts | egrep -o
>> >   '/[^[:space:]]*CORE' | head -1)
>> > 
>> > It fails occasionally (but by no means always) in Koji, as for example
>> > here:
>> 
>> Would seem to fail always to me.  Here's something less fragile:
>> 
>> (forgive the long-line)
>> %global my_perl_req %(perl -MExtUtils::Embed -e ldopts 2> /dev/null |
>> egrep -o '/[^[:space:]]*CORE' | head -1)
>> 
>> %if "%{?my_perl_req}" != "%{nil}"
>> Requires: %{?my_perl_req}
>> %endif
> 
> This is less fragile, but presumably it leaves out the dependency
> (which I need to have)?

What makes you think it leaves out the dependency?

spoiler:
(hint: it does and doesn't.  does leave it out at time of srpm generation,
includes it in generating final binary rpm).

-- Rex