multi-ghc-travis: update to latest Git version and create a proper Haskell build

The attribute haskellPackages.multi-ghc-travis refers to a proper Cabal build
that includes the package's library

pkgs/development/haskell-modules/configuration-common.nix

@@ -942,4 +942,8 @@ self: super: {
 
   # Sporadically OOMs even with 16G
   ChasingBottoms = dontCheck super.ChasingBottoms;
+
+  # Add support for https://github.com/haskell-hvr/multi-ghc-travis.
+  multi-ghc-travis = self.callPackage ../tools/haskell/multi-ghc-travis { ShellCheck = self.ShellCheck_0_4_6; };
+
 }

pkgs/development/haskell-modules/configuration-hackage2nix.yaml

@@ -2703,6 +2703,7 @@ extra-packages:
   - QuickCheck < 2                      # required by test-framework-quickcheck and its users
   - seqid < 0.2                         # newer versions depend on transformers 0.4.x which we cannot provide in GHC 7.8.x
   - seqid-streams < 0.2                 # newer versions depend on transformers 0.4.x which we cannot provide in GHC 7.8.x
+  - ShellCheck == 0.4.6                 # required by multi-ghc-travis
   - split < 0.2                         # newer versions don't work with GHC 6.12.3
   - tar < 0.4.2.0                       # later versions don't work with GHC < 7.6.x
   - transformers == 0.4.3.*             # the latest version isn't supported by mtl yet

pkgs/development/haskell-modules/hackage-packages.nix

@@ -16327,6 +16327,32 @@ self: {
        hydraPlatforms = stdenv.lib.platforms.none;
      }) {};
 
+  "ShellCheck_0_4_6" = callPackage
+    ({ mkDerivation, base, containers, directory, json, mtl, parsec
+     , process, QuickCheck, regex-tdfa
+     }:
+     mkDerivation {
+       pname = "ShellCheck";
+       version = "0.4.6";
+       sha256 = "1g5ihsma3zgb7q89n2j4772f504nnhfn065xdz6bqgrnjhkrpsqi";
+       isLibrary = true;
+       isExecutable = true;
+       libraryHaskellDepends = [
+         base containers directory json mtl parsec process QuickCheck
+         regex-tdfa
+       ];
+       executableHaskellDepends = [
+         base containers directory json mtl parsec QuickCheck regex-tdfa
+       ];
+       testHaskellDepends = [
+         base containers directory json mtl parsec QuickCheck regex-tdfa
+       ];
+       homepage = "http://www.shellcheck.net/";
+       description = "Shell script analysis tool";
+       license = stdenv.lib.licenses.gpl3;
+       hydraPlatforms = stdenv.lib.platforms.none;
+     }) {};
+
   "ShellCheck" = callPackage
     ({ mkDerivation, base, containers, directory, json, mtl, parsec
      , process, QuickCheck, regex-tdfa

pkgs/development/tools/haskell/multi-ghc-travis/default.nix

@@ -1,29 +1,28 @@
-{ stdenv, ghc, fetchFromGitHub }:
+{ mkDerivation, base, bytestring, Cabal, containers, deepseq, Diff
-
+, directory, filepath, ShellCheck, stdenv, tasty, tasty-golden
-stdenv.mkDerivation rec {
+, transformers, fetchFromGitHub
-  name = "multi-ghc-travis-${version}";
+}:
-  version = "20170728-git";
+mkDerivation {
-
+  pname = "make-travis-yml";
-  buildInputs = [ ghc ];
+  version = "0";
-
   src = fetchFromGitHub {
     owner = "hvr";
     repo = "multi-ghc-travis";
-    rev = "437739986fc81ca8c010e5d889348ba74171e680";
+    rev = "0d1b4089f6829659149747c9551712d24fd0b124";
-    sha256 = "05fbc7ab9c25k19xj0iax72gv62l89dw2m4bci7h76y9hcajs5v4";
+    sha256 = "00dbg8hbncv74c2baskyhg4h0yv8wrz0fnkvw2bzcn0cjrz7xqwr";
-  };
-
-  installPhase = ''
-    mkdir -p $out/bin
-    ghc -O --make make_travis_yml.hs -o $out/bin/make-travis-yml
-    ghc -O --make make_travis_yml_2.hs -o $out/bin/make-travis-yml-2
-  '';
-
-  meta = with stdenv.lib; {
-    description = "Generate .travis.yml for multiple ghc versions";
-    homepage = https://github.com/hvr/multi-ghc-travis;
-    license = licenses.bsd3;
-    platforms = ghc.meta.platforms;
-    maintainers = with maintainers; [ jb55 peti ];
   };
+  isLibrary = true;
+  isExecutable = true;
+  libraryHaskellDepends = [
+    base Cabal containers deepseq directory filepath ShellCheck
+    transformers
+  ];
+  executableHaskellDepends = [ base ];
+  testHaskellDepends = [
+    base bytestring Diff directory filepath tasty tasty-golden
+    transformers
+  ];
+  homepage = "https://github.com/hvr/multi-ghc-travis";
+  description = "Script generator for Travis-CI";
+  license = stdenv.lib.licenses.bsd3;
 }

pkgs/top-level/all-packages.nix

@@ -7683,7 +7683,7 @@ with pkgs;
 
   msitools = callPackage ../development/tools/misc/msitools { };
 
-  multi-ghc-travis = callPackage ../development/tools/haskell/multi-ghc-travis { ghc = haskell.compiler.ghc802; };
+  multi-ghc-travis = haskell.lib.justStaticExecutables haskellPackages.multi-ghc-travis;
 
   neoload = callPackage ../development/tools/neoload {
     licenseAccepted = (config.neoload.accept_license or false);