Added Shellac Haskell package.

svn path=/nixpkgs/trunk/; revision=15775

pkgs/development/libraries/haskell/Shellac/Shellac-haskeline.nix

@@ -0,0 +1,12 @@
+{cabal, Shellac, haskeline}:
+
+cabal.mkDerivation (self : {
+  pname = "Shellac-haskeline";
+  version = "0.2";
+  sha256 = "e3024b1915efd9841be9f405503f26c52524e7ea2a9c630ad651a9986e5329e0";
+  propagatedBuildInputs = [Shellac haskeline];
+  meta = {
+    description = "Haskeline backend module for Shellac";
+  };
+})  
+

pkgs/development/libraries/haskell/Shellac/Shellac-readline.nix

@@ -0,0 +1,12 @@
+{cabal, Shellac, readline}:
+
+cabal.mkDerivation (self : {
+  pname = "Shellac-readline";
+  version = "0.9";
+  sha256 = "3edffecf2225c199f0a4df55e3685f7deee47755ae7f8d03f5da7fac3c2ab878";
+  propagatedBuildInputs = [Shellac readline];
+  meta = {
+    description = "Readline backend module for Shellac";
+  };
+})  
+

pkgs/development/libraries/haskell/Shellac/Shellac.nix

@@ -0,0 +1,12 @@
+{cabal, mtl}:
+
+cabal.mkDerivation (self : {
+  pname = "Shellac";
+  version = "0.9.5";
+  sha256 = "a8b07918be23b7e7c3114aed7d929f95ace37fbacd82f185358f05f337f09c70";
+  propagatedBuildInputs = [mtl];
+  meta = {
+    description = "A framework for creating shell environments";
+  };
+})  
+

pkgs/development/libraries/haskell/readline/default.nix

@@ -1,10 +1,10 @@
-{ cabal, readline } :
+{ cabal, readline, ncurses } :
 
 cabal.mkDerivation (self : {
   pname = "readline";
   version = "1.0.1.0";
   sha256 = "07f2f039f32bf18838a4875d0f3caa3ed9436dd52b962b2061f0bb8a3316fa1d";
-  propagatedBuildInputs = [ readline ];
+  propagatedBuildInputs = [ readline ncurses ];
   # experimentally link with ncursesw because ghci can't interpret ld scripts,
   # and ncurses sometimes seems to be a script pointing to ncursesw
   postConfigure = ''