fix build when haddock disabled

ghc-hspec-core.spec

@@ -80,7 +80,9 @@ This package provides the Haskell %{pkg_name} development documentation.
 %install
 %ghc_lib_install
 grep -v "%{_docdir}/ghc/html/libraries/%{pkgver}" %{name}-devel.files > %{name}-devel-nodoc.files
+%if %{undefined without_haddock}
 grep "%{_docdir}/ghc/html/libraries/%{pkgver}" %{name}-devel.files > %{name}-devel-doc.files
+%endif
 
 
 %check
@@ -101,7 +103,9 @@ grep "%{_docdir}/ghc/html/libraries/%{pkgver}" %{name}-devel.files > %{name}-dev
 
 %files devel -f %{name}-devel-nodoc.files
 
+%if %{undefined without_haddock}
 %files devel-doc -f %{name}-devel-doc.files
+%endif
 
 
 %changelog