Adding a preliminary package for librecad. It fails to install still.

svn path=/nixpkgs/trunk/; revision=31255

pkgs/applications/misc/librecad/default.nix

@@ -0,0 +1,28 @@
+{ stdenv, fetchurl, qt4}:
+
+stdenv.mkDerivation {
+  name = "librecad-1.0.0";
+
+  src = fetchurl {
+    url = https://github.com/LibreCAD/LibreCAD/tarball/v1.0.0;
+    name = "librecad-1.0.0.tar.gz";
+    sha256 = "0s1ikyvy98zz1vw3xf5la73n3sykib6292cmhh2z738ggwigicc9";
+  };
+
+  patchPhase = ''
+    sed -i -e s,/bin/bash,`type -P bash`, scripts/postprocess-unix.sh
+  '';
+
+  configurePhase = "qmake PREFIX=$out";
+
+  # It builds, but it does not install
+  installPhase = "exit 1";
+
+  buildInputs = [ qt4 ];
+
+  meta = {
+    description = "A 2D CAD package based upon Qt";
+    homepage = http://librecad.org;
+    license = "GPLv2";
+  };
+}

pkgs/top-level/all-packages.nix

@@ -6990,6 +6990,8 @@ let
     inherit (gnome) libglade;
   };
 
+  librecad = callPackage ../applications/misc/librecad { };
+
   lingot = callPackage ../applications/audio/lingot {
     inherit (gnome) libglade;
   };