Merge pull request #2767 from jwiegley/hscolour

Build Haddocks with source hyperlinks unless doHscolour is false

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

@@ -7,6 +7,7 @@ cabal.mkDerivation (self: {
   isLibrary = true;
   isExecutable = true;
   buildDepends = [ mtl ];
+  hyperlinkSource = false;
   meta = {
     description = "Unlambda interpreter";
     license = "GPL";

pkgs/development/tools/haskell/hscolour/default.nix

@@ -1,4 +1,4 @@
-{ cabal }:
+{ cabal, hyperlinkSource ? true }:
 
 cabal.mkDerivation (self: {
   pname = "hscolour";
@@ -6,6 +6,7 @@ cabal.mkDerivation (self: {
   sha256 = "15ix93sw4p7g5ln2halcgqppdc0i0vmkzcjzxvqzkk9yp9pq3nrs";
   isLibrary = true;
   isExecutable = true;
+  hyperlinkSource = hyperlinkSource;
   meta = {
     homepage = "http://code.haskell.org/~malcolm/hscolour/";
     description = "Colourise Haskell code";