Changed builderDefs to use composedArgsAndFun, reduced number of nulls, made overrides in builderDefsPackage to work in an intuitive manner.

svn path=/nixpkgs/trunk/; revision=12655

pkgs/development/libraries/cl-ppcre/default.nix

@@ -0,0 +1,26 @@
+args :  
+let 
+  lib = args.lib;
+  fetchurl = args.fetchurl;
+  simplyShare = args.simplyShare;
+
+  version = lib.getAttr ["version"] "2.0.0" args; 
+  buildInputs = with args; [ ];
+in
+rec {
+  src = fetchurl {
+    url = http://weitz.de/files/cl-ppcre.tar.gz;
+    sha256 = "14zxrmc4b4q9kg505y9lb0nqp80fpmpwn51xwkqiwkm361n6h23p";
+  };
+
+  inherit buildInputs;
+  configureFlags = [];
+
+  /* doConfigure should be specified separately */
+  phaseNames = [(simplyShare "cl-ppcre")];
+      
+  name = "cl-ppcre-" + version;
+  meta = {
+    description = "Common Lisp Portable Perl Compatible RegExp library";
+  };
+}