why do source rpms have "prep" dependencies?

[David Timms]

Robert P. J. Day wrote:
> On Sun, 9 Sep 2007, Mamoru Tasaka wrote:
...
>>>   i'm confused -- why would a source rpm have dependencies for doing a
>>> simple prep?  for actual building perhaps, but doesn't prepping
>>> involve simply unloading the tarball and applying the patches?
>> try:
>> rpmbuild -bp --nodeps foo.spec
> 
> well ... *that* was an embarrassingly easy solution to all of this.
> argh.  thanks.
Do you want to close the bug as well - WORKSFORME ?

DaveT.