Updated scons and twisted; added buildbot.

* Updated scons to version 1.0.0. Also added appropriate makeWrapper calls to
   ensure that the python binary finds its library files.

 * Updated Twisted from 2.5 to 8.1.

 * Added an expression for buildbot.

svn path=/nixpkgs/trunk/; revision=12782

pkgs/development/tools/build-managers/scons/default.nix

@@ -1,7 +1,8 @@
-{stdenv, fetchurl, python, version, versionHash}:
+{stdenv, fetchurl, python, makeWrapper}:
 
-stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   name = "scons-${version}";
+  version = "1.0.0";
   meta = {
     homepage = "http://scons.org/";
     description = "An improved, cross-platform substitute for Make";
@@ -16,9 +17,13 @@ stdenv.mkDerivation {
   };
   src = fetchurl {
     url = "mirror://sourceforge/scons/scons-${version}.tar.gz";
-    sha256 = "${versionHash}";
+    sha256 = "13nyy7n0iddr91r136fj15brni8r5f3j6cx57w5aqfvmnb0lv51x";
   };
-  propagatedBuildInputs = [python];
+  propagatedBuildInputs = [python makeWrapper];
   buildPhase = "true";
-  installPhase = "python setup.py install --prefix=$out --install-lib=$(toPythonPath $out) --hardlink-scons -O1";
+  installPhase =
+  ''
+     python setup.py install --prefix=$out --install-lib=$(toPythonPath $out) --hardlink-scons -O1
+     for n in $out/bin/*; do wrapProgram $n --set PYTHONPATH "$(toPythonPath $out):$PYTHONPATH:\$PYTHONPATH"; done
+  '';
 }