Comment 1 for bug 651570

Description of problem:

For "third party tools" (like TPS) there's sometimes need to access to the
resulting string from Release line in SPEC file.

Input is SPEC file with this lines

%define _extra_release %{?dist:%{dist}}%{!?dist:%{?extra_release:%{extra_release}}}
Release: 3%{_extra_release}.1

Output is .el5_1.1 or The Right String.

See this bug 441672.

Version-Release number of selected component (if applicable):
rpm-4.4.2-48.el5

How reproducible:
always

Actual results:
no exported API

Expected results:
exported API