buildrequire ghc-devel and update to cabal2spec-0.22.4

alex.spec

@@ -7,17 +7,16 @@
 Name:           alex
 # part of haskell-platform-2011.1.0.0 alpha
 Version:        2.3.4
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        A lexer generator for Haskell
 
 Group:          Development/Tools
 License:        BSD
 URL:            http://hackage.haskell.org/package/%{name}
 Source0:        http://hackage.haskell.org/packages/archive/%{name}/%{version}/%{name}-%{version}.tar.gz
-BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 # fedora ghc archs:
 ExclusiveArch:  %{ix86} x86_64 ppc alpha
-BuildRequires:  ghc
+BuildRequires:  ghc, ghc-devel
 BuildRequires:  ghc-rpm-macros >= 0.7.0
 BuildRequires:  autoconf docbook-style-xsl libxslt
 
@@ -42,14 +41,9 @@ cd ..
 
 
 %install
-rm -rf $RPM_BUILD_ROOT
 %ghc_bin_install
 
 
-%clean
-rm -rf $RPM_BUILD_ROOT
-
-
 %files
 %defattr(-,root,root,-)
 %doc ANNOUNCE LICENSE README TODO doc/alex examples
@@ -58,6 +52,10 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Sat Jan 15 2011 Jens Petersen <petersen@redhat.com> - 2.3.4-2
+- update to cabal2spec-0.22.4
+- BR ghc-devel
+
 * Sun Dec  5 2010 Jens Petersen <petersen@redhat.com> - 2.3.4-1
 - update to 2.3.4