Preliminary version of package ssreflect

Add expression for ssreflect, an extension to the Coq Proof Assistant.
Still has some clitches (see TODO in default.nix) but is usable anyway.


svn path=/nixpkgs/trunk/; revision=18145

pkgs/applications/science/logic/ssreflect/default.nix

@@ -0,0 +1,55 @@
+# TODO:
+# - ssrcoqide does not build successfully (missing coqide libraries in the coq installation).
+# - ssrcoq needs to be invoked with the explicit path to the ssreflect theory
+#   e.g.. ssrcoq -I /nix/store/rp09dlb2y2hpddb0xa7fyrgjlzb284ar-ssreflect-1.2/lib/coq/user-contrib/theories/
+
+{stdenv, fetchurl, ocaml, camlp5, coq}:
+
+let
+  pname = "ssreflect";
+  version = "1.2";
+  name = "${pname}-${version}";
+  webpage = http://www.msr-inria.inria.fr/Projects/math-components;
+in
+
+stdenv.mkDerivation {
+  inherit name;
+
+  src = fetchurl {
+    url = "${webpage}/${name}.tgz";
+    sha256 = "0800b085e6a0caec5093c6c02aacdd8dfd9cc282177e8586f14f9a9e15f64d0b";
+  };
+
+  buildInputs = [ ocaml camlp5 coq ];
+
+  preBuild = ''
+    coq_makefile -f Make -o Makefile
+    substituteInPlace Makefile \
+      --replace 'install -D $$i $(COQLIB)' 'install -D $$i '$out'/lib/coq'
+  '';
+
+  # this fails
+  /*
+  postBuild = ''
+    cd src
+    coqmktop -ide -opt ssreflect.cmx -o ../bin/ssrcoqide
+  '';
+  */
+
+  postInstall = ''
+    ensureDir $out/bin
+    #cp -a bin/ssrcoq bin/ssrcoqide $out/bin
+    cp -a bin/ssrcoq $out/bin
+  '';
+
+  meta = {
+    description = "Small Scale Reflection extension for Coq";
+    longDescription = ''
+      Small Scale Reflection (ssreflect) is an extension of the Coq Theorem
+      Prover which enable a formal proof methodology based on the pervasive
+      use of computation with symbolic representation
+    '';
+    homepage = webpage;
+    license = "CeCILL B FREE SOFTWARE LICENSE or CeCILL FREE SOFTWARE LICENSE";
+  };
+}

pkgs/top-level/all-packages.nix

@@ -8257,6 +8257,11 @@ let
     camlp5 = camlp5_transitional;
   };
 
+  ssreflect = import ../applications/science/logic/ssreflect {
+    inherit stdenv fetchurl ocaml coq;
+    camlp5 = camlp5_transitional;
+  };
+
   ### SCIENCE / ELECTRONICS
 
   ngspice = import ../applications/science/electronics/ngspice {