Added ghc-7.0.2.

This is supposed to become the new default version of GHC once
the new Haskell Platform is released (but only then).

svn path=/nixpkgs/trunk/; revision=26217

pkgs/development/compilers/ghc/7.0.2.nix

@@ -0,0 +1,45 @@
+{stdenv, fetchurl, ghc, perl, gmp, ncurses}:
+
+stdenv.mkDerivation rec {
+  version = "7.0.2";
+  
+  name = "ghc-${version}";
+  
+  # TODO: Does this have to be here, or can it go to meta?
+  homepage = "http://haskell.org/ghc";
+
+  src = fetchurl {
+    url = "http://haskell.org/ghc/dist/${version}/${name}-src.tar.bz2";
+    sha256 = "f0551f1af2f008a8a14a888b70c0557e00dd04f9ae309ac91897306cd04a6668";
+  };
+
+  buildInputs = [ghc perl gmp ncurses];
+
+  buildMK = ''
+    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-libraries="${gmp}/lib"
+    libraries/integer-gmp_CONFIGURE_OPTS += --configure-option=--with-gmp-includes="${gmp}/include"
+  '';
+
+  preConfigure = ''
+    echo "${buildMK}" > mk/build.mk
+  '';
+
+  configureFlags=[
+    "--with-gcc=${stdenv.gcc}/bin/gcc"
+  ];
+
+  # required, because otherwise all symbols from HSffi.o are stripped, and
+  # that in turn causes GHCi to abort
+  stripDebugFlags=["-S" "--keep-file-symbols"];
+
+  meta = {
+    inherit homepage;
+    description = "The Glasgow Haskell Compiler";
+    maintainers = [
+      stdenv.lib.maintainers.marcweber
+      stdenv.lib.maintainers.andres
+    ];
+    platforms = stdenv.lib.platforms.linux;
+  };
+
+}

pkgs/top-level/all-packages.nix

@@ -1980,9 +1980,14 @@ let
   haskellPackages_ghc6123 =
     haskellPackagesFun ../development/compilers/ghc/6.12.3.nix false (x : x);
 
+  # Will never make it into a platform release, severe bugs; leave at lowPrio.
   haskellPackages_ghc701 =
     haskellPackagesFun ../development/compilers/ghc/7.0.1.nix  false lowPrio;
 
+  # Will hopefully become new default once Haskell Platform 2011 is released.
+  haskellPackages_ghc702 =
+    haskellPackagesFun ../development/compilers/ghc/7.0.2.nix  false lowPrio;
+
   haskellPackages_ghcHEAD =
     haskellPackagesFun ../development/compilers/ghc/head.nix   false lowPrio;