hugs is an interpreter, not a compiler

pkgs/development/interpreters/hugs/default.nix

@@ -0,0 +1,37 @@
+{ stdenv, fetchurl, bison }:
+
+stdenv.mkDerivation {
+
+  name = "hugs98-200609";
+
+  src = fetchurl {
+    url = http://cvs.haskell.org/Hugs/downloads/2006-09/hugs98-Sep2006.tar.gz;
+    sha256 = "3cf4d27673564cffe691bd14032369f646233f14daf2bc37c6c6df9f062b46b6";
+  };
+
+  buildInputs = [ bison ];
+
+  postUnpack = "find -type f -exec sed -i 's@/bin/cp@cp@' {} +";
+
+  configureFlags = [
+    "--enable-char-encoding=utf8"       # require that the UTF-8 encoding is always used
+    "--disable-path-canonicalization"
+    "--disable-timer"                   # evaluation timing (for benchmarking Hugs)
+    "--disable-profiling"               # heap profiler
+    "--disable-stack-dumps"             # stack dump on stack overflow
+    "--enable-large-banner"             # multiline startup banner
+    "--disable-internal-prims"          # experimental primitives to access Hugs's innards
+    "--disable-debug"                   # include C debugging information (for debugging Hugs)
+    "--disable-tag"                     # runtime tag checking (for debugging Hugs)
+    "--disable-lint"                    # "lint" flags (for debugging Hugs)
+    "--disable-only98"                  # build Hugs to understand Haskell 98 only
+    "--enable-ffi"
+    "--enable-pthreads"                 # build Hugs using POSIX threads C library
+  ];
+
+  meta = {
+    homepage = http://www.haskell.org/hugs;
+    description = "Haskell interpreter";
+    license = "as-is"; # gentoo is calling it this way
+  };
+}